Search Results — 2000 specimen records retrieved (1515 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73545  Abies concolor Elmer I. Applegate 1932-7-7 8218 Modoc Yellow Mountain, near Lily Lake, Bidwell Pass, Warner Mountains. Comment
  CAS-BOT-BC15627  Achillea millefolium Bruce Bartholomew; Barrett Anderson 1990-7-19 5434 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC15636  Achillea millefolium Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16505 Modoc 22 mi. W of Canby along Hwy 139. Comment
  CHSC85156  Achillea millefolium John Dittes; Josephine Guardino 1991-7-21 409 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
  POM203846  Achillea millefolium John T. Howell 1934-6-30 12254 Modoc Duncan Horse Camp. Comment
  JEPS5973  Achillea millefolium Frances D. Payne 1931-6-17 163 Modoc south and east of, common over hills Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC242286  Achnatherum Leland S. Smith 1924-5-31 1352 Modoc S of field, Egg Lake Ranch. Comment
  CAS-BOT-BC242276  Achnatherum lemmonii Clare Butterworth Hardham 1961-6-18 7552 Modoc E side of Cedar Pass. 1828 Comment
  SEINET201566 Image available Achnatherum lemmonii A. Cronquist, AH Holmgren 1959-6-19 8495 Modoc Along Clear Lake Warner Mts. 15 mi E of Likely 1829 Comment
  UC1024977  Achnatherum lemmonii Leo Whitney 1935-7-6 3421 Modoc Clark Springs Comment
  CAS-BOT-BC242323  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1990-7-20 5463 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UCD50854  Achnatherum nevadense L. S. Smith 1918-7-14 993 Modoc Mill Creek, Eagle Pk. Etc. Comment
  UCD50983  Achnatherum occidentale L. Whitney 1935-7-11 3458 Modoc Glass Mountain, 4 miles east of Medicine Lake. Comment
  UC1024987  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-7 3404 Modoc Spaulding's Butte near Hackamore (ca. 15 mi nw of Canby); Modoc National Forest 1463 Comment
  UC1024991  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-7 3397 Modoc 4 mi nw Canby (Howard Gulch); Howard Gulch Comment
  UCD51218  Achnatherum occidentale subsp. pubescens R. Tofsrud 1947-7-1 244 Modoc 5 mi. W. of Ft. Bidwell. Comment
  UC1024924  Achnatherum thurberianum Leo Whitney 1935-6-30 3354 Modoc open flat near Hackamore (ca. 15 mi nw of Canby); Modoc National Forest 1463 Comment
  UCD51426  Achnatherum thurberianum L. Whitney 1935-7-2 3333 Modoc Badger Wells, 17 miles northwest of Canby. Comment
  UCD51430  Achnatherum thurberianum Beecher Crampton 1962-5-7 - 26 Modoc 3 miels west of Cedarville. Comment
Read comments
May 12 2013
  SEINET5327502  Acmispon americanus var. americanus M. S. Baker 1893-1 s.n. Modoc West shore. Egg Lake Comment
  SBBG30557  Acmispon denticulatus D. Myrick 1968-6-20 1982 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  SEINET957345  Acmispon denticulatus I. L. Wiggins 1961-1 16475 Modoc Roadside 2.4 mi. S of Village of Davis Creek, SE side of Goose lake. Comment
  HSC28308  Acmispon wrangelianus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19401 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC748227  Aconitum columbianum Annie M. Alexander and Louise Kellogg 1946-7-29 5082 Modoc s. slope Emerson Peak; Warner Mts., Emerson Peak 2438 Comment
  HSC80756  Actaea rubra G. M. Riegel 1980-8-12 1034 Modoc S Warner Mtns. 2100 Comment
  UCR248240  Adonis aestivalis CDFA Staff 1978-1 s.n. Modoc One mi east of Canby. 1310 Comment
  CDA3516  Adonis aestivalis T. C. Fuller 1963-6-11 10645 Modoc R. Bushey property, mouth of Turner Creek at the Pit River, ca. 7 miles west of Canby. 0 Comment
  UC26073  Agastache parvifolia Milo S. Baker 1893-6 Modoc Egg Lake Shore; on Egg Lake Shore Comment
  CAS-BOT-BC179877  Agastache urticifolia Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10535 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC179887  Agastache urticifolia Leland S. Smith 1924-6-20 1421 Modoc Curtis Water Hole. 1310 Comment
  CAS-BOT-BC179890  Agastache urticifolia Annie Montague Alexander; L. Kellogg 1946-7-3 4905 Modoc Bidwell Creek Canyon, near Fort Bidwell. 1414 Comment
  UC748039  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-11 4963 Modoc slope w Eight Mile Creek (ne corner of Modoc County); slope w of Eight Mile Creek Comment
  UCD124935  Agastache urticifolia Verne Grant; Irving Schneider 1947-7-22 8158 Modoc headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to south end of Goose Lake. Comment
  CAS-BOT-BC15649  Ageratina occidentalis Bruce Bartholomew 1989-8-12 5108 Modoc S end of Coyote Creek, ca. 1.5 km SW of Sunflower Knob, S end of Warner Mountains. 2040 Comment
  CAS-BOT-BC15476  Agoseris X dasycarpa Frances D. Payne 1932-6-22 577 Modoc Parker Creek 1584 Comment
  CAS-BOT-BC15520  Agoseris X dasycarpa K. Paulson; R. Paulson 1989-6-21 141 Modoc Vicinity of N Fork of Fitzhugh Creek, W side of the Warner Mtns. 1493 Comment
  UC748131  Agoseris grandiflora var. grandiflora Annie M. Alexander and Louise Kellogg 1946-6-8 4692 Modoc road to Patterson Mill and Eagleville 1676 Comment
  CAS-BOT-BC126783  Agoseris parviflora John Thomas Howell 1934-6-13 12079 Modoc Fandango Pass, Warner Mts. 1828 Comment
  POM32936  Agoseris parviflora Mrs. R. M. Austin 1890-07 564 Modoc Goose Lake Valley Comment
  CAS-BOT-BC242307  Agropyron cristatum M. A. Berry 1957-6-3 s.n. Modoc Warner Mts. 1524 Comment
  SDSU728  Agropyron inerme D. F. Howe 1966-8-25 4299 Modoc Fandango Pass, Warner Mts. 1859 Comment
  RSA183180  Agrostis Delzie Demaree 1959-8-15 41490 Modoc Davis Creek botoms. Common on creek banks. P.O. Alturas 1454 Comment
  JEPS123866  Agrostis exarata Lowell Ahart, John Dittes 2015-7-16 20394 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS68386  Agrostis exarata L. S. Smith 1917-8-6 132 Modoc Benton Mdws. Warner Mts. Comment
  JEPS68387  Agrostis exarata L. S. Smith 1917-7-27 124 Modoc Joseph Creek Warner Mts. 1584 Comment
  SJSU9610  Agrostis exarata W. Savage 1979-7-6 1387 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD52381  Agrostis exarata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCSC000095  Agrostis exarata H. S. Yates 1936-6-16 5676 Modoc Pease Cabin - Modoc National Forest 3 Comment
  POM172484  Agrostis scabra Franklin P. Nutting 1894-8-25 s.n. Modoc Forestdale Comment
  UC53474  Agrostis scabra M. S. Baker and Frank Nutting 1894-8-25 Modoc Forestdale 1371 Comment
  CAS-BOT-BC242419  Agrostis stolonifera Bruce Bartholomew 1989-8-11 5069 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  UCD53576  Agrostis stolonifera August L. Hormay 1932-7-15 s.n. Modoc Pease Cabin, Modoc National Forest. Comment
  UCD53623  Agrostis stolonifera Beecher Crampton 1954-7-6 2086 Modoc along US Hwy. 395, 4 miles north of Likely. Comment
  CAS-BOT-BC242415  Agrostis variabilis Bruce Bartholomew; Barrett Anderson 1988-7-23 4572 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC245008  Allium acuminatum Bruce Bartholomew 1989-7-15 4986 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC245022  Allium acuminatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4397 Modoc Ryan Canyon, N of Adin. 1390 Comment
  JEPS78242  Allium acuminatum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4887 Modoc Cedar Pass Warner Mts., Cedar Pass 1920 Comment
  RSA367055  Allium acuminatum George Willet 1935-6-25 s.n. Modoc Likely Mountains. 1982 Comment
  RSA70206  Allium acuminatum F. W. Peirson 1926-6-25 6874 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  UCR92623  Allium acuminatum 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-BC459426  Allium acuminatum Roxana S. Ferris; Rena Duthie 1919-6-13 31 Modoc at base of Warner Mts above Parker Creek. Comment
  JEPS13885  Allium acuminatum Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3750 Modoc 3.3 mi w Fandango Pass; Fandango Valley 1706 Comment
  SJSU7600  Allium acuminatum H. L. Buckalew 1961-6-26 Modoc by Deep Creek Canyon, Warner Mts 1645 Comment
  SJSU9707  Allium acuminatum W. Savage 1979-7-10 1525 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  CAS-BOT-BC244999  Allium amplectens E. S. Willits 1940-6-5 322 Modoc Canby. Comment
  JEPS47569  Allium amplectens L. S. Smith 1920-7-13 1198 Modoc Round Valley, Big Valley District 1371 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
  UCD141853  Allium bisceptrum Beecher Crampton 1960-6-17 5693 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles northeast Happy Camp Station. 1280 Comment
  SEINET12048096  Allium campanulatum Unknown 1947-1 s.n. Modoc grown at Pullman, WA, 2mi E of Cedar Pass, Warner Mts Comment
  JEPS127583  Allium geyeri var. tenerum L. P. Janeway 2016-5-17 12038 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. Whittemore Ridge 7.5' Quad Comment
  SEINET3884712  Allium lemmonii Margaret J. Williams 1984-6-28 84- 67 -1 Modoc 2 miles North of intersection between Soldier Creek and Old Cannon Mill roads.; 0 2057 Comment
  CAS-BOT-BC244982  Allium parvum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6490 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  SBBG859  Allium parvum H. and M. Dearing 1939-6-9 3634 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  RSA540074  Allium parvum Bruce Bartholomew, B. Anderson 1989-4-30 4714 Modoc 0.8 km. south of Centerville Road (County road 54) on road to Ralston Gulch (County road 77). 1400 Comment
  CAS-BOT-BC244967  Allium platycaule Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16398 Modoc Above Thoms Creek, 6.1 mi. E of Hwy 299 on Cedar Pass road. Comment
  CAS-BOT-BC244972  Allium platycaule John Thomas Howell 1934-6-11 11920 Modoc Parker Creek. 1584 Comment
  JEPS47624  Allium platycaule Mary H. Manning June 1920 Modoc Likely Comment
  RSA367110  Allium platycaule Christopher Davidson 1975-6-4 2590 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC1133832  Allium platycaule R. C. Wilson 1933-5-30 33 Modoc Rush Creek Camp Modoc National Forest, Canby Quadrangle, Rush Creek Camp Comment
  HSC42383  Allium platycaule Dale McNeal 1977-6-8 2062 Modoc Above Hwy. 395, 3.0 mi. N of junction of Hwy. 299 N of Alturas Comment
  SEINET12048094  Allium platycaule Unknown 1945-1 47 Modoc grown at Pullman, WA, Cedar Pass to Cedar Peak, Warner Mts Comment
  UC3103  Allium platycaule Mrs. R. M. Austin and Bruce July 1898 2227 Modoc Hugh Mts. Warner range, Hugh Mts. Comment
  UC725720  Allium platycaule A. A. Heller 1941-6-25 16207 Modoc Cedar Pass 1935 Comment
  SEINET198607  Allium siskiyouense Annie M. Alexander, L Kellogg 1946-6-26 4835 Modoc Dismal Swamp N end of Warner Mtns 2256 Comment
  CAS-BOT-BC244954  Allium tolmiei var. tolmiei Bruce Bartholomew; Mona Bourell 1990-4-27 5182 Modoc Vicinity of Lower Cummings Reservoir, 5 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  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
  UC1036059  Allium tolmiei var. tolmiei Annie M. Alexander and Louise Kellogg 1946-6-26 4835 Modoc Dismal Swamp, n. end of Warner Mts. Warner Mts., Dismal Swamp 2255 Comment
  CAS-BOT-BC190744  Allophyllum integrifolium Bruce Bartholomew; Barrett Anderson 1988-7-22 4538 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  CHSC110902  Alopecurus carolinianus Lowell Ahart; John Dittes 2012-7-12 1357 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. 1266 Comment
  CAS-BOT-BC242338  Alopecurus geniculatus Leland S. Smith 1924-6-21 1423 Modoc Curtis Waterhole. Comment
  UC1024962  Alopecurus saccatus Leo Whitney 1935-7-12 3449 Modoc ca. 15 mi. n.w. Canby (Lake Joaquina); Modoc Nat'l Forest, Hackamore, Lake Joaquina 1463 Comment
  SEINET8075446  Alyssum simplex Noel H. Holmgren, Patricia K. Holmgren 1998-5-30 12993 Modoc Surprise Valley, Fort Bidwell-Cedarville road, 1.8 km (1.1 mi) south of the Fandango Pas road and 31.2 km (19.4 mi) north of downtown Cedarville.; 0 1370 Comment
  JEPS94093  Amaranthus californicus Vernon H. Oswald and Lowell Ahart 1998-9-8 9598 Modoc ca. 20 air mi. n. McArthur (Mosquito Lake on the n. side of Whitehorse Flat Reservoir); Whitehorse Flat Reservoir, Mosquito Lake 1341 Comment
  HSC80690  Amelanchier pallida G. M. Riegel 1976-7-3 452 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC214634  Amelanchier utahensis Alice Eastwood; John Thomas Howell 1940-6-13 8122 Modoc Near Davis Creek. Comment
  CAS-BOT-BC217083  Amelanchier utahensis A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill Comment
  CAS-BOT-BC217091  Amelanchier utahensis Bruce Bartholomew; Mona Bourell 1990-4-28 5207 Modoc 6.3 km SE of Rush Creek on road to Hunters Ridge. 1670 Comment
  UC567119  Amelanchier utahensis R. C. Wilson 1933-6-4 36 Modoc Rush Creek; Canby Quad. 1463 Comment
  UC72962  Amelanchier utahensis Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC245115  Amphiscirpus nevadensis Herbert Louis Mason; Verne Grant 1947-7-12 13436 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  JEPS5802  Amsinckia menziesii var. menziesii Rimo Bacigalupi and L. R. Heckard 1952-6-18 3744 Modoc 3/4 mi e Canby (at railroad crossing along U.S. Hwy 299) Comment
  CAS-BOT-BC54159  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-13 8162 Modoc Fort Bidwell. Comment
  CAS-BOT-BC54166  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-16 12212 Modoc Parker Creek. 1584 Comment
  UCR34692  Antennaria J. A. Harpel 1981-8-6 V- 33 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  SEINET2031184 Image available Antennaria argentea Arthur Cronquist, Holmgren, Arthur, H. 1959-6-19 8497 Modoc Along Clear Lake, Warner Mts., 15 miles east of Likely. Twp 40 N. R. 15 E., S. 28. 1830 Comment
  JEPS30614  Antennaria argentea Peter H. Raven and Otto T. Solbrig 1958-6-18 13310 Modoc Cottonwood Flat Camp Ground; Modoc National Forest Comment
  JEPS33959  Antennaria argentea L. S. Smith 1917-7-1 88 Modoc Granger Ranger Ste.; Warner Mts. 1676 Comment
  RSA59978  Antennaria dimorpha E. K. Balls 1950-5-13 14683 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line. 1463 Comment
  UC168428  Antennaria dimorpha Mrs. R. M. Austin May 1 1894-Jan 1 1900 6 Modoc Goose Lake Valley Goose Lake Valley Comment
  UCD129089  Antennaria dimorpha Geo C. Wood 1940-4-24 s.n. Modoc Spaulding Ranch, 20 miles n.e. of Alturas. 1371 Comment
  UCR163252  Antennaria flagellaris Jim Andre 1993-7-3 1444 Modoc Modoc Plateau, about 7 miles NW of Canby 1494 Comment
  CAS-BOT-BC15589  Antennaria luzuloides Ethel S. Willits 1940-5-4 209 Modoc Willow Ranch 1371 Comment
  UC585088  Antennaria luzuloides E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1842 Modoc summit of Cedar Pass; Warner Mts. 1910 Comment
  UC1302430  Antennaria luzuloides Clare B. Hardham 1961-6-18 7556 Modoc hills 3 mi se Cedar Pass; Warner Mountains Comment
  JEPS5986  Antennaria rosea Frances D. Payne 1932-6-26 608 Modoc high ridges n of; Warner Mountains, Parker Creek 1828 Comment
  SBBG22250  Antennaria rosea C. B. Hardham 1961-6-20 7883 a Modoc rd from Mt Bidwell to Dismal Crk Comment
  JEPS117298  Anthemis cotula Lowell Ahart, John Dittes 2010-8-31 17097 Modoc Bottom of a small wash, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC31499  Aphyllon purpureum N. E. H. Prouty 1980-8-6 212 Modoc Modoc Nat. Forest. Meadow on southern bank of North Fork Pine Creek. 1524 Comment
  CAS-BOT-BC15692  Apocynum androsaemifolium K. Paulson; Robert Paulson 1989-7-2 167 Modoc N side of the Pit River ca. 3 mi. E of County Rte. 91. 1578 Comment
  UC416569  Apocynum androsaemifolium Franklin P. Nutting Modoc Forestdale Comment
  UC71837  Apocynum androsaemifolium Mrs. M. H. Manning 1903-6 200 Modoc near Ft. Bidwell Ft. Bidwell; n.e. Modoc Co. Comment
  UC22906  Apocynum androsaemifolium Baker July, 1893 Modoc Comment
  CAS-BOT-BC218332  Aquilegia formosa var. formosa Annie Montague Alexander; L. Kellogg 1946-7-24 5062 Modoc On trail to Emerson Camp, Bear Camp Flat, Warner Mts. 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
  HSC6522  Arabis glabra M. T. Milligan 1966-7-1 522 Modoc N end of Jess Valley. 1616 Comment
  UC1504427  Arabis holboellii var. pendulocarpa Reed C. Rollins and Kathryn W. Rollins 1981-6-1 81194 Modoc ca 2 mi n of summit of road between Lake City and U.S. Hwy. 395; Warner Mountains Comment
  HSC6568  Arabis holboellii var. retrofracta M. T. Milligan 1964-4-25 Modoc S of Lower Cummings Reservoir Comment
  UCR64467  Arabis puberula Christopher Davidson 1975-6-4 2605 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of hwy 395 1500 Comment
  UC1504492  Arabis puberula Reed C. Rollins and Kathryn W. Rollins 1981-6-1 81192 Modoc 3.3 mi w Lake City; Warner Mountains Comment
  HSC6566  Arabis sparsiflora var. subvillosa M. T. Milligan 1966-5-14 621 Modoc Plateau W of Jess Valley 1829 Comment
  UC465861  Arceuthobium campylopodum Franklin P. Nutting Aug 1920 Modoc nera Forestdale Big Valley Mtns Comment
  CAS-BOT-BC95643  Arctostaphylos nevadensis Annie Montague Alexander; L. Kellogg 1946-6-25 4828 Modoc Dismal Swamp. 2255 Comment
  CAS-BOT-BC95644  Arctostaphylos nevadensis Elmer Ivan Applegate 1932-7-9 7571 Modoc N slope of Bidwell Mt. Comment
  CAS-BOT-BC95645  Arctostaphylos nevadensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4325 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  RSA367388  Arctostaphylos patula Christopher Davidson 1975-6-4 2624 Modoc Ca. 9.4 mi S of Canby on rd to Manzanita lookout. 1532 Comment
  RSA488026  Arctostaphylos patula Bruce Bartholomew, B. Anderson, Bartholomew 1988-5-12 4093 Modoc 4 km NW of White Horse. 1350 Comment
  RSA520436  Arctostaphylos patula Bruce Bartholomew, M. Bourell, Bartholomew 1990-4-28 5204 Modoc 8 km from Rush Creek on road up Hunters Ridge. 180 Comment
  UC21879  Arctostaphylos patula Milo S. Baker 1893-6 Modoc mountain sides Comment
  SD108262  Arctostaphylos patula subsp. platyphylla Walter Knight, Irja Knight 1981-5-25 4110 Modoc On White Horse Road enroute to Egg Lake from Lookout 1250 Comment
  RSA165439  Arenaria aculeata Clare B. Hardham 1961-6-18 7581 Modoc Cedar Pass. 1829 Comment
  UC748079  Arnica chamissonis Annie M. Alexander and Louise Kellogg 1946-7-13 4990 Modoc Cowhead Lake Comment
  JEPS35870  Arnica chamissonis Frances D. Payne 1931-6-29 293 Modoc Owl Creek (s slope) Warner Mountains, Warren Peak, Owl Creek 2286 Comment
  UC736124  Arnica chamissonis Annie M. Alexander and Louise Kellogg 1945-7-20 4500 Modoc Bridgeport Meadow 1950 Comment
  CAS-BOT-BC15566  Arnica chamissonis subsp. foliosa Annie Montague Alexander; L. Kellogg 1946-7-13 4990 Modoc Cowhead Lake. Comment
  SEINET240564 Image available Arnica chamissonis var. andina C. Petty, D. A. Charlet 1988-8-12 155 Modoc Warner Mountains, 500 meters south of Warren Peak; on basalt cliff 2870 Comment
  CAS-BOT-BC15401  Arnica cordifolia Betty J. Hammerly 1941-6-20 36 Modoc Clear Lake 1767 Comment
  JEPS120508  Arnica cordifolia B. Castro and L. P. Janeway 2012-7-24 1949 Modoc Warner Mountains. Flat ridgetop near Sunshine and Moonlight Mines, along Road 48N21 ca 1 air mi SW of Dismal Swamp. Comment
  UC892069  Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 mi ne, on grassy hillside in canyon Alturas 1676 Comment
  CAS-BOT-BC15422  Arnica discoidea Bruce Bartholomew; Barrett Anderson 1988-7-21 4415 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  JEPS35867  Arnica longifolia W. L. Jepson 1918-8-13 7974 Modoc Eagle Peak Warner Mountains, Eagle Peak 3017 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
  CAS-BOT-BC15289  Arnica mollis Annie Montague Alexander; L. Kellogg 1946-7-29 5080 Modoc S slope of Eagle Peak. Comment
  HSC46305  Arnica mollis J. P. Smith, J. O. Sawyer 1973-8-8 7217 Modoc Near summit of Eagle Peak 2988 Comment
  HSC81048  Arnica parryi G. M. Riegel 1979-7-31 610 Modoc South Warner Mountains 1829 Comment
  JEPS121748  Artemisia arbuscula subsp. arbuscula L. P. Janeway, B. Castro 2014-6-2 11286 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. Comment
  SEINET2164562  Artemisia arbuscula subsp. arbuscula A. A. Beetle 1957-8-16 12 , 915 Modoc 15 miles south of Alturas Comment
  SEINET2164565  Artemisia arbuscula subsp. arbuscula L. C. Wheeler 1935-9-9 3962 Modoc Green Spring, Devil's Garden Comment
  CAS-BOT-BC15259  Artemisia ludoviciana subsp. incompta Bruce Bartholomew 1991-8-6 6084 Modoc N side of N Emerson Lake, E side of Warner Mts. 2370 Comment
  JEPS37031  Artemisia ludoviciana subsp. incompta L. S. Smith 1918-8-12 1032 Modoc Camp One 2499 Comment
  RSA504654  Artemisia ludoviciana subsp. incompta Bruce Bartholomew, B. Anderson 1988-7-23 4592 Modoc Pine Creek, 4 km E of U. S. Highway 395 on the road to Lily Lake, Warner Mountains. 1620 Comment
  RSA77971  Artemisia ludoviciana subsp. incompta Verne Grant, Alva Grant 1947-7-8 8005 Modoc Cedar Pass, Warner Mountains Comment
  CHSC105977  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2010-8-30 17050 Modoc High bank of a small wash, about 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  POM260868  Artemisia ludoviciana subsp. ludoviciana J. T. Howell 1940-6-13 8171 Modoc Cedarville Comment
  SJSU9636  Artemisia ludoviciana subsp. ludoviciana W. Savage 1979-7-7 1457 Modoc Triangle, Fairchild Swamp Unit (SW corner), Devils Garden District, Modoc National Forest 1508 Comment
  UC29669  Artemisia ludoviciana subsp. ludoviciana Mrs. R. M. Austin 1895-7-1 Modoc Davis Creek Comment
  CDA13469  Artemisia tridentata subsp. tridentata G. F. Hrusa, T. D. Wilfred 1996-7-21 13316 Modoc Modoc Plateau; Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  JEPS49885  Asclepias fascicularis Frances D. Payne 1931-7-5 327 A Modoc about 3 mi n Parker Creek (Fern Spring Gulch, s and e of Alturas); Warner Mountains 1828 Comment
  CDA7120  Asperugo procumbens T. Briles 1932-6-3 Modoc Alturas. 0 Comment
  CDA13470  Aster campestris G. F. Hrusa, T. D. Wilfred 1996-7-21 13317 Modoc Modoc Plateau; Along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  UCR74620  Aster eatonii R. D. Goeden, Don W. Ricker 1989-8-23 890823- 25 Modoc Modoc National Forest, South Main Road, near Crowder Flat 1550 Comment
  JEPS124306  Astragalus Lowell Ahart, John Dittes 2015-7-15 20342 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CHSC67103  Astragalus andersonii James D. Jokerst 1987-5-13 2862 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1371 Comment
  CAS-BOT-BC178752  Astragalus canadensis var. brevidens Leo Whitney 1934-5-29 1927 Modoc Hackamore 1463 Comment
  CAS-BOT-BC218218  Astragalus curvicarpus var. curvicarpus Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13335 Modoc 8.6 mi. W of Alturas on Hwy 299. Comment
  UC727152  Astragalus curvicarpus var. curvicarpus A. A. Heller 1938-6-24 15225 Modoc on banks along U.S. Highway #299 between Alturas and Canby; between Alturas and Canby 1341 Comment
  CAS-BOT-BC182066  Astragalus filipes C. L. Hitchcock 1940-5-27 6650 Modoc 9 mi. NE of Alturas. 1402 Comment
  CAS-BOT-BC182075  Astragalus filipes L. A. M. Black 1894-6-1 76 Modoc Davis Creek. Comment
  RSA271940  Astragalus filipes Christopher Davidson 1975-6-4 2627 Modoc Canby Bridge across Pit R., ca. 4 mi. S of Canby on Hwy 299. 1341 Comment
  UC1539989  Astragalus filipes M. Mitchell 1936-5-21 50 Modoc 2 mi se Hospital Rock (Lava Beds National Monument); , se of Hospital Rock 1249 Comment
  UC397284  Astragalus filipes M. F. Gilman 549 Modoc Comment
  SBBG30556  Astragalus gibbsii D. Myrick 1968-6-20 1964 Modoc eastern outskirts of Alturas 1332 Comment
  CHSC112420  Astragalus lemmonii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18766 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  NY675510  Astragalus lentiginosus var. chartaceus Mrs. M. H. Manning 1907-6-15 s.n. Modoc Warner Range, east side Comment
  NY694124  Astragalus pulsiferae var. coronensis G. Schoolcraft 1981-5-12 385 Modoc South of Alturas near Jones Lane 1402 Comment
  JEPS3943  Astragalus purshii N. T. Mirov 1929-5-30 Modoc Buck Creek Ranger Station e Goose Lake (Buck Creek Ranger Station, Warner Mountains); Warner Mountains, e of Goose Lake 1584 Comment
  CHSC19729  Astragalus purshii var. lagopinus M. T. Milligan 1966-6-19 468 Modoc Eagle Peak Region, Warner Mountains. Eroded volcanic plateau west of Jess Valley. 1828 Comment
  RSA25341  Astragalus stenophyllus C. L. Hitchcock 1940-5-27 6650 Modoc 9 miles northeast of Alturas. 1402 Comment
  JEPS54832  Astragalus whitneyi var. confusus Frances D. Payne 1929-6-21 14 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek Comment
  RSA0049631  Astragalus whitneyi var. confusus Dean Wm. Taylor 2012-6-5 21220 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 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
  UC748312  Astragalus whitneyi var. confusus Annie M. Alexander and Louise Kellogg 1946-7-23 5043 Modoc near summit e slope Emerson Peak (Warner Mountains); , e slope Emerson Peak Comment
  RSA504827  Astragalus whitneyi var. confusus Bruce Bartholomew, B. Anderson 1988-6-25 4375 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  SEINET10490006  Astragalus whitneyi var. confusus Jeffrey Huber 1971-6-3 Huber 94 Modoc 5 mi s of canby on calif hwy 299, lupinus heavily carpeting hillsides of large Basaltic boulders, sparse juniper, artemesia, purshia, poa assoc. 1280 Comment
  CAS-BOT-BC181993  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Mona Bourell 1990-4-28 5202 Modoc 1.9 km SE of Rush Creek on road up Hunters Ridge. 1430 Comment
  CAS-BOT-BC182007  Astragalus whitneyi var. lenophyllus R. M. Austin 1895-5-1 31 Modoc Goose Lake Valley. Comment
  NY526834  Atriplex confertifolia B. M. Bartholomew 1989-8-11 5079 Modoc East side of Surprise Valley at Nevada border on State Highway 299 1500 Comment
  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
  UCD97637  Atriplex prostrata Herbert L. Mason 1947-8-9 13477 Modoc on east side of Fairchild Swamp, north of Alturas. Comment
  CAS-BOT-BC30209  Azolla mexicana Herbert Louis Mason 1947-8-12 13503 Modoc Junction of North and South Forks of Pit River, Alturas. Comment
  UCD149842  Balsamorhiza hirsuta Harry George 1967-6-15 s.n. Modoc Lookout. Comment
  UC30506  Balsamorhiza hookeri M. S. Baker and Frank Nutting 1894-6-8 Modoc lava beds near Egg Lake Comment
  SEINET10958200  Balsamorhiza hookeri LeRoy E. Detling 1948-5-24 Detling 6254 Modoc N. Fork Pit River. 1463 Comment
  CAS-BOT-BC15199  Balsamorhiza sagittata Lindsay Stuart Smith; E. H. Steffen 1917-6-2 29 Modoc Jess Valley, Modoc National Forest 1524 Comment
  UC88467  Balsamorhiza sagittata R. M. Austin 1894-5-1 47 Modoc Goose Lake Valley Comment
  HSC5182  Balsamorhiza sagittata R. C. Wunner 1965-6-20 224 Modoc California Lava Beds National Monument; Indian Well near main residence area 1433 Comment
  RSA152708  Balsamorhiza sagittata I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16410 Modoc Steep hillside in Cedar Pass, along Cedar Pass Road between Alturas and Cedarville Comment
  CAS-BOT-BC15142  Balsamorhiza serrata Bruce Bartholomew; Barrett Anderson 1989-4-29 4681 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CHSC85176  Barbarea orthoceras John Dittes; Josephine Guardino 1991-7-21 389 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-BC498656  Barbarea orthoceras L. S. Smith 1922-6-23 1250 Modoc Modoc Forest: Near Ballard's Mill 1432 Comment
  CAS-BOT-BC242409  Beckmannia syzigachne John H. Hatton 1911-6-24 160 Modoc unspecified Comment
  JEPS119964  Beckmannia syzigachne Lowell Ahart, John Dittes 2012-7-10 18310 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Comment
  SJSU9698  Berberis aquifolium var. repens W. Savage 1979-7-10 Modoc Oreghon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  UCSB18053  Berberis aquifolium var. repens 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
  SEINET6426068 Image available Bergia texana Herbert L. Mason 1947-1 13462 Modoc Southwest margin of Big Sage Reservoir, northwest of Alturas Comment
  CAS-BOT-BC54189  Betula glandulosa Belknap C. Goldsmith 1910-6-1 12 Modoc Fandango Peak, Warner Mts. 2225 Comment
  SEINET2149791  Betula glandulosa K. T. Harper 1974-1 137 Modoc Dismal Swamp, north end of Warner Mountains. 2165 Comment
  UC748348  Betula glandulosa Annie M. Alexander and Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, n. end Warner Mts. Warner Mts., Dismal Swamp 2255 Comment
  CAS-BOT-BC497321  Betula glandulosa Annie M. Alexander; Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  UC615021  Betula occidentalis Beryl O. Schreiber 1934-6-11 1178 Modoc along creek <on> road to Patterson Mill Ranger Station; Warner Mountains, east Silver Creek Comment
  UCR67029  Bidens cernua George K. Helmkamp 1990-9-23 J- 7 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC218114  Bistorta bistortoides Annie Montague Alexander; L. Kellogg 1946-6-30 4881 Modoc Highgrade, W side of ridge, N end of Warner Mts. 2377 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-BC15106  Blepharipappus scaber R. K. Gierisch; D. H. Esplin 1969-7-15 3541 Modoc Modoc National Forest 1524 Comment
  CAS-BOT-BC15112  Blepharipappus scaber Bruce Bartholomew 1990-6-18 5367 Modoc SW side of Goose Lake, 2 km N of McGinty Point. 1420 Comment
  UC35785  Blepharipappus scaber Mrs. R. M. Austin 1894-7-1 Modoc Goose Leake Valley Comment
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Jul 6 2010
  UC894097  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi ne of Alturas 1615 Comment
  CAS-BOT-BC15080  Blepharipappus scaber Milo Samuel Baker 1936-6-15 8339 Modoc About 6 mi. from Cedar Pass Camp, Warner Mts. toward Alturas. Comment
  OBI77379  Blepharipappus scaber Lewis S. Rose 1940-6-14 40566 Modoc Kelly Hot Springs 1341 Comment
  UC726571  Blepharipappus scaber A. A. Heller 1941-6-26 16219 Modoc 3 mi w of Canby (along U.S. 299); U.S. 299 Comment
  CAS-BOT-BC95728  Boechera pauciflora Margaret M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Campground Comment
  CAS-BOT-BC58567  Boechera puberula Bruce Bartholomew; Barrett Anderson 1988-5-13 4177 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CAS-BOT-BC58658  Boechera puberula Gordon H. True 1964-6-3 1434 Modoc No. Fork Pit River between Alturas and Goose Lake. 1432 Comment
  CAS-BOT-BC58660  Boechera retrofracta Bruce Bartholomew 1995-6-1 6924 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  JEPS53089  Boechera retrofracta C. C. Bruce 1898-6-1 2247 a Modoc Goose Lake hills Goose Lake Comment
  CAS-BOT-BC25709  Boechera sparsiflora B. Bartholomew 1990-6-16 5273 Modoc Between roadhead and Pine Creek Basin, west side of Warner Mountains. 2180 Comment
  UC71683  Boechera subpinnatifida Mrs. M. H. Manning Jul 1903 100 b Modoc near Fort Bidwell (ne Modoc County) Comment
  POM204158  Boisduvalia glabella J. T. Howell 1934-7-2 12351 Modoc Mowitz Creek, 1 mile S of Clear Lake. Comment
  RSA166296  Boisduvalia glabella Peter H. Raven, Otto T. Solbrig 1958-6-18 13332 Modoc Eastern outskirts of Lookout Comment
  RSA600323  Boisduvalia stricta Louis C. Wheeler 1935-8-19 3898 Modoc Devil's Garden: Pine Spring. 1524 Comment
  SEINET5340923  Brassica napus M. J. Williams, T. Holcomb; B. Holcomb; L. Saxton 1988-5-28 88- 21 -1 Modoc Crowder Flat road, west of Alturas. Road leads to Devil's Garden and Big Sage Reservoir and is near Hwy 299. Comment
  CAS-BOT-BC244944  Brodiaea coronaria subsp. coronaria John Thomas Howell 1934-6-30 12272 Modoc Duncan Horse Camp. 1355 Comment
  UC1094382  Brodiaea coronaria subsp. coronaria R. C. Bacigalupi with S. Galen Smith 1957-6-27 5980 Modoc ca 9 mi nw Canby (along State Hwy 139) Comment
  UCD60274  Bromus L. Whitney 1935-7-1 s.n. Modoc Spauldings Butte. Comment
  CAS-BOT-BC242405  Bromus briziformis Roxana Stinchfield Ferris; R. Duthie 1919-6-15 158 Modoc Parker Creek. Comment
  HSC80915  Bromus briziformis G. M. Riegel 1980-6-30 789 Modoc S Warner Mtns. 1739 Comment
  SJSU9580  Bromus briziformis W. Savage 1979-7-4 1340 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC242431  Bromus carinatus var. carinatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16435 Modoc 4 mi. E of Summit of Cedar Pass, along Cedar Pass road. Comment
  SJSU9555  Bromus carinatus var. carinatus Wayne Savage 1979-7-3 1293 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET191105 Image available Bromus carinatus var. marginatus A. A. Beetle 1941-6-29 2821 Modoc 15 miles west to Alturas, road to Cederville pass, 1524 Comment
  CAS-BOT-BC310315  Bromus carinatus var. marginatus Gregg M. Riegel 1979-7-23 579 Modoc Unspecified 2979 Comment
  UCD58469  Bromus commutatus Beecher Crampton 1954-7-6 2088 Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  JEPS69203  Bromus hordeaceus Leland S. Smith 1918-6-12 932 Modoc Modoc National Forest, Buck Creek Ranger Station Buck Creek Ranger Station; Modoc National Forest, Buck Creek Ranger Station 1676 Comment
  UC1024968  Bromus japonicus Leo Whitney 1935-7-6 3440 Modoc Pit River near Lookout; Pit River Comment
  SEINET3922999  Bromus japonicus Leo Whitney 1935-6-30 3351 Modoc Spaulding's Butte, 16 miles west-northwest of Canby.; 0 Comment
  HSC80909  Bromus orcuttianus G. M. Riegel 1978-8-24 146 Modoc South Warner Mountains 509 Comment
  UC53741  Bromus orcuttianus M. S. Baker and Frank Nutting 1894-8-20 Modoc near Forestdale 1371 Comment
  CAS-BOT-BC242451  Bromus tectorum Bruce Bartholomew; Mona Bourell 1990-4-26 5166 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  UC1024899  Bromus tectorum Leo Whitney 1935-5-19 3107 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UCD60046  Bromus tectorum A. A. Beetle 1941-6-29 2823 Modoc 15 miles E of Alturas, road to Cedarville Pass. 1371 Comment
  RSA273392  Calamagrostis stricta subsp. inexpansa J. P. Smith, J. O. Sawyer 1973-8-9 7276 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  CAS-BOT-BC197587  Calandrinia ciliata Bruce Bartholomew 1995-8-1 7146 Modoc 12 Mile Creek, E side of the Warner Mountains. 2110 Comment
  POM228882  Callitriche hermaphroditica L. C. Wheeler 1935-4-22 3904 Modoc South Mt. Reservoir, Devil's Garden. 1524 Comment
  RSA210830  Callitriche hermaphroditica J. Henrickson, C. W. Tilforth 1969-9-4 39115 Modoc N Fork of Pit River 3.4 mi. N. of Alturas where crossed by Hwy 395. 1341 Comment
  CAS-BOT-BC85786  Calocedrus decurrens Frances D. Payne 1932-7-1 651 Modoc Fitzhugh Sprinrings, Warner Mts. 1828 Comment
  CAS-BOT-BC244934  Calochortus leichtlinii Bruce Bartholomew 1991-8-5 6028 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  HSC81152  Calochortus leichtlinii G. M. Riegel 1979-7-15 527 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC242141  Calochortus macrocarpus Bruce Bartholomew 1991-8-4 6017 Modoc Vicinity of Mud Lake, 3.9 km by road S of Drift Fence Tank and ca. 8 km directly W of Goose Lake. 1580 Comment
  SDSU11924  Calochortus macrocarpus D. F. Howe 1964-7-31 3905 Modoc Modoc Ntional Forest 8.5 miles from entrance on road from Likely, Warner Mts. 1554 Comment
  HSC15362  Calochortus macrocarpus var. macrocarpus Thomas W. Stark 1967-7-16 84 Modoc 2 mi. S of Lava Beds Natl. Monument, 10 mi. W of the town of Perez 915 Comment
  CAS-BOT-BC15051  Calycadenia fremontii Milo Samuel Baker 1899-8-16 s.n. Modoc Little Hot Spring Valley. Comment
  SEINET3147525  Calycadenia fremontii M. S. Baker 1899-8-16 sn Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC197577  Calyptridium umbellatum Bruce Bartholomew; Barrett Anderson 1988-6-23 4243 Modoc 4.2 km NW of Day. 1020 Comment
  UC71595  Calyptridium umbellatum Mrs. M. H. Manning 1903-8-27 332 Modoc Mount Bidwell, Tamarack Flat, in north-eastern Modoc County Tamarack Flat; Mount Bidwell, Tamarack Flat Comment
  CAS-BOT-BC493370  Camassia quamash subsp. breviflora Isabel T. Kelly 1930-1-1 11 Modoc Fort Bidwell Comment
  CAS-BOT-BC58637  Camelina microcarpa E. S. Willits 1940-5-17 270 Modoc Willow Ranch Comment
  POM312339  Camelina microcarpa Verne Grant, Irving Schneider 1947-7-20 8108 Modoc North Fork of Pit River, downstream from Alturas. Comment
  CAS-BOT-BC191128  Camissonia andina Bruce Bartholomew 1993-6-14 6654 Modoc 5.5 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1440 Comment
  CAS-BOT-BC191133  Camissonia andina Bruce Bartholomew; Barrett Anderson 1989-6-1 4740 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC191112  Camissonia contorta Bruce Bartholomew 1994-5-29 6740 Modoc 7.4 km W of County Road 91 on road to Egg Lake, between Lookout and Lookout Jct. 1260 Comment
  UC1368464  Camissonia contorta R. K. Gierisch 1969-7-15 3543 Modoc Modoc <National> Forest Comment
  RSA37525  Camissonia contorta Milo S. Baker 1936-6-14 8309 Modoc Sink along Hwy. Malin to Canby several miles N of Quarantine Station. Comment
  CAS-BOT-BC191102  Camissonia subacaulis Bruce Bartholomew; Barrett Anderson 1989-6-3 4863 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  POM38108  Camissonia subacaulis C. C. Bruce 1898-06 2203 Modoc Lake City Mt. Comment
  NY852077  Camissonia tanacetifolia L. C. Wheeler 1935-8-18 3895 Modoc 2 miles northeast of Alturas 1356 Comment
  SEINET5512263  Camissonia tanacetifolia J. C. Beatley 1964-1 Modoc Locally common in Tule Lake area 1829 Comment
  CAS-BOT-BC191083  Camissonia tanacetifolia subsp. tanacetifolia Alice Eastwood; John Thomas Howell 1940-6-12 8096 Modoc Midway between Likely and Alturas. Comment
  CAS-BOT-BC191091  Camissonia tanacetifolia subsp. tanacetifolia Herbert Louis Mason 1947-8-13 13523 Modoc N side of F Reservoir, N of Canby. Comment
  POM204166  Camissonia tanacetifolia subsp. tanacetifolia J. T. Howell 1934-6-15 12196 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  SEINET8039218  Campanula scouleri M. J. Williams 1984-7-1 84- 86 -2 Modoc 3.1 road miles N of Hwy 299 on Crowder Flat Road. 1951 Comment
  CHSC106323  Capsella bursa-pastoris Lowell Ahart; John Dittes 2010-8-31 17129 Modoc Elkins Lane, at 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
  UC711893  Cardamine breweri Roxana S. Ferris and Laura Lorraine 1941-8-13 10527 Modoc Patterson Ranger Station Modoc National Forest, Warner Mts, East Creek drainage (East Creek drainage, Warner Mountains) 2164 Comment
  HSC81064  Cardamine breweri G. M. Riegel 1980-8-16 1037 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58432  Cardamine breweri var. breweri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16404 Modoc Cedar Pass Camp ground, 3 mi. E of Thoms Creek bridge, on Cedar Pass Road. Comment
  NY120019  Cardaria chalepensis K. Paulson 1991-7-13 239 Modoc Near Bear Flat Road, southern Warner Mountains 2164.1 Comment
  UCR34820  Carex J. A. Harpel 1981-8-6 V 3 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC245196  Carex amplifolia Alice Eastwood; John Thomas Howell 1940-6-13 8177 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC242375  Carex atherodes Herbert Louis Mason; Verne Grant 1947-7-12 13424 Modoc Near S end of west side road, along railroad tracks, Pit River Valley, S of Alturas. Comment
  JEPS127213  Carex athrostachya Lowell Ahart, John Dittes 2016-6-6 20964 Modoc About one mile south the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC245187  Carex douglasii E. H. Steffen 1917-6-9 31 Modoc Jess Valley. 1524 Comment
  CHSC77243  Carex feta G. Schoolcraft 1996-7-23 2544 Modoc E. of Yankee Jim Ranch about 12 miles se of Alturas. 1645 Comment
  CAS-BOT-BC242366  Carex heteroneura Annie Montague Alexander; L. Kellogg 1946-7-18 5020 Modoc Benton Meadow. 2072 Comment
  UCD140433  Carex heteroneura L. S. Smith 1918-8-11 1018 Modoc Trail to Lost Lake. Comment
  HSC75582  Carex hoodii G. M. Riegel 1979-7-5 489 Modoc S Warner Mtns. 1670 Comment
  HSC7052  Carex integra M. T. Milligan 1964-7-4 215 Modoc Lassen Creek above lower campground 1829 Comment
  CAS-BOT-BC242360  Carex jonesii Louis Cutter Wheeler 1935-8-16 3877 A Modoc Dismal Swamp. 2225 Comment
  RSA577788  Carex jonesii L. C. Wheeler 1935-8-16 3877 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer 2226 Comment
  JEPS122361  Carex lenticularis Joseph Broberg, Jaycee Leonard 2012-8-14 CA 320 -124 Modoc From Alturas take Modoc Co. rd 56 to the East (this road turns into FS rd. 5). Follow this road to FS rd. 41N51 and turn right. Keep right at fork and continue to Yankee Jim Ranch. Collection is 1 mile NE of ranch house Comment
  JEPS101119  Carex lenticularis var. impressa Dean W. Taylor 1989-8-5 10470 Modoc North Emerson Lake; Warner Mountains; Warner Mountains, North Emerson Lake margin Comment
  UC1024323  Carex luzulina var. luzulina Annie M. Alexander and Louise Kellogg 1946-7-1 4886 Modoc 2 miles SW of Dismal Swamp (Mineral Spring); Warner Mountains, N end 2255 Comment
  HSC48330  Carex mariposana D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19362 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CHSC38993  Carex microptera J. D. Jokerst 1983-7-18 1844 Modoc Miller's Flat NW of the town of Aden. Comment
  CHSC108020  Carex nebrascensis Lowell Ahart; John Dittes 2011-6-21 17522 Modoc About 30 yards west of the fence, meadow like area in uplands south of the big meadow, Ash Creek State Wildlife Area, about 1000 feet north of Lassen County Line, about 3.6 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC109641  Carex nebrascensis Lowell Ahart; John Dittes 2012-7-12 18367 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC70018  Carex nebrascensis Mrs. M. H. Manning 1903-5 439 Modoc north-eastern Modoc County Comment
  CAS-BOT-BC245162  Carex nebrascensis John H. Hatton 1911-6-12 49 Modoc Modoc County. 1493 Comment
  POM204121  Carex nebrascensis J. T. Howell 1934-6-15 12190 Modoc Alturas. Comment
  CAS-BOT-BC242358  Carex pellita John Thomas Howell 1934-6-16 12207 Modoc Parker Creek. 1584 Comment
  POM304483  Carex praegracilis Alice Eastwood, John Thomas Howell 1940-6-12 8035 Modoc Likely Comment
  CHSC109503  Carex rossii L. P. Janeway; B. Castro 2012-7-24 10958 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New PIne Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismal Swamp. 2250 Comment
  HSC48003  Carex rossii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19487 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC1540258  Carex simulata Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9083 Modoc along Highway 299 Highway 299 1402 Comment
  CHSC77253  Carex subfusca G. Schoolcraft 1996-7-23 2543 Modoc E. of Yankee Jim Ranch about 12 mile se of Alturas. 1645 Comment
  SEINET3827144  Carex subfusca Miriam C. Fritts, Harold C. Fritts 1997-1 97 -56 Modoc Modoc National Forest Highway 139, six miles north of junction with Highway 299. Howard Gulch Campground. 149 Comment
  UC190420  Carex subfusca M. S. Baker and Frank Nutting 1894-6-20 Modoc near White-horse Lake Comment
  UC922537  Carex vesicaria Annie M. Alexander and Louise Kellogg 1948-9-21 5625 Modoc above Mineral Spring (1 mi sw of top of grade between New Pine Creek and Fort Bidwell) 2286 Comment
  CAS-BOT-BC497334  Carex vesicaria var. vesicaria G. Schoolcraft 1996-7-23 2546 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  CAS-BOT-BC180129  Castanopsis sempervirens K. Paulson; Robert Paulson 1989-7-2 165 Modoc Happy Camp Lookout. 1850 Comment
  CAS-BOT-BC180130  Castanopsis sempervirens A. D. Borden 1911-6-15 Modoc NE slope of Davis Creek. 2133 Comment
  CAS-BOT-BC248973  Castilleja John Thomas Howell 1934-6-14 12116 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CDA41343  Castilleja angustifolia T. C. Fuller 1958-7-8 2036 Modoc Davis Creek. 0 Comment
  CAS-BOT-BC225983  Castilleja applegatei subsp. pinetorum Alice Eastwood; John Thomas Howell 1940-6-12 8107 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC225991  Castilleja applegatei subsp. pinetorum Francis Whittier Pennell 1940-6-8 25741 Modoc Upper western slope near Cedar Pass, Warner Mountains, NE of Alturas 1920 Comment
  CAS-BOT-BC229817  Castilleja applegatei subsp. pinetorum M. M. Hanna 1956-6-7 1008 Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC229823  Castilleja applegatei subsp. pinetorum John Thomas Howell 1934-6-13 12100 Modoc North fork of Barber Creek. 1828 Comment
  HSC20500  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-7-10 439 Modoc W slope of Eagle Peak. 2439 Comment
  JEPS17624  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins 1955-7-19 5376 Modoc e of and just above Soap Springs Meadow (forest road to Mill Creek Ranger Station, s Warner Mts.); Warner Mts., Modoc National Forest 2118 Comment
  JEPS86368  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-6-27 952 Modoc ne of Jenkins Springs Comment
  POM260677  Castilleja applegatei subsp. pinetorum Alice Eastwood, John T. Howell 1940-6-11 8006 Modoc 6 miles NE of Adin on road to Canby. Comment
  SEINET13978159  Castilleja applegatei subsp. pinetorum M. J. Williams 1983-7-29 83- 116 -9 Modoc Warner Mountains, N of Cedar Pass, 1.1 mi N of Stough Reservoir Campground. 2088 Comment
  UC26527  Castilleja applegatei subsp. pinetorum Baker and Nutting 1894-6-13 Modoc near Egg Lake Comment
  HSC20572  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-7-27 354 Modoc 1677 Comment
  CAS-BOT-BC226004  Castilleja arachnoidea K. Paulson; Robert Paulson 1991-7-27 247 Modoc Sugar Hill Lookout. 2202 Comment
  HSC80806  Castilleja arachnoidea G. M. Riegel 1980-8-20 1079 Modoc South Warner Mts. 1829 Comment
  SJSU9620  Castilleja campestris W. Savage 1979-7-6 1424 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC226014  Castilleja campestris subsp. campestris Elmer Ivan Applegate 1897-6-5 2000 Modoc Near Alturas. Comment
  CHSC117755  Castilleja campestris subsp. campestris L. P. Janeway 2016-5-16 11988 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  CAS-BOT-BC226029  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1988-6-23 4238 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC226030  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1988-6-23 4282 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  UC579762  Castilleja lacera David D. Keck and J. Clausen 1935-6-24 3720 Modoc 14 mi s New Pine Creek 1524 Comment
  CAS-BOT-BC226040  Castilleja linariifolia John Thomas Howell 1934-7-2 12369 Modoc W side of Clear Lake. Comment
  UC199383  Castilleja linariifolia Milo S. Baker 1898-8-1 528 Modoc near Johnson's; Big Valley Comment
  UC733140  Castilleja linariifolia Elmer I. Applegate 1929-7-28 6082 Modoc n of Clear Lake Comment
  UC444891  Castilleja miniata W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Creek; Warner Mountains 1676 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
  CAS-BOT-BC241009  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8206 Modoc Near Kelley Hot Springs Comment
  CAS-BOT-BC241015  Castilleja pilosa A. A. Heller 1941-6-25 16199 Modoc On the Cedarville road west of the ascent to Cedar Pass Comment
  UC1228137  Castilleja pilosa Beecher Crampton 1960-6-17 5699 Modoc 13 mi w Canby (McKay Flat); McKay Flat 1280 Comment
  JEPS3910  Castilleja pruinosa W. L. Jepson 1918-8-14 7993 Modoc Jess Valley 1584 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
  RSA46751  Castilleja psittacina J. T. Howell 1934-6-12 11993 Modoc 6 miles S of Davis Creek. Comment
  CAS-BOT-BC226068  Castilleja tenuis Annie Montague Alexander; L. Kellogg 1946-7-7 4929 Modoc Eight Mile Creek, northeast corner of county 1752 Comment
  CAS-BOT-BC226073  Castilleja tenuis Annie Montague Alexander; L. Kellogg 1946-6-14 4769 Modoc Below lava slope, Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC226083  Castilleja tenuis Bruce Bartholomew; Barrett Anderson 1989-6-1 4762 Modoc S end of Goose Lake. 1460 Comment
  JEPS76809  Castilleja tenuis Theodore F. Niehaus 1978-6-28 952 a Modoc ca 12 mi w Canby (0.3 mi s on road to Craig Springs from junction with Loveness mainline logging road, and 0.05 mi into section 13) Comment
  CAS-BOT-BC225973  Castilleja tenuis Fred. P. Cronemiller 1920-6-15 31 Modoc McKenzie Spring. 1310 Comment
  UC659061  Ceanothus cuneatus var. cuneatus H. E. McMinn 1941-8-27 5405 Modoc 12-13 mi from Lookout; Egg Lake Comment
  CAS-BOT-BC217143  Ceanothus integerrimus Belknap C. Goldsmith 1912-7-1 55 Modoc Day 1219 Comment
  RSA399813  Ceanothus prostratus Christopher Davidson 1975-6-4 2623 Modoc 5.3 miles S of Canby on road to Manzanita Lookout. 1494 Comment
  CAS-BOT-BC217112  Ceanothus prostratus var. prostratus Bruce Bartholomew; Barrett Anderson 1989-4-30 4716 Modoc Along Ralston Gulch, 2.4 km S of Caldwell Road (Co. road 54). 1450 Comment
  UC1035976  Ceanothus velutinus Helen K. Sharsmith 1955-6-25 4505 Modoc on trail to Mill Creek Falls and Clear Lake (Warner Mountains); Modoc National Forest, Warner Mountains 1752 Comment
  UC452545  Ceanothus velutinus Franklin P. Nutting Modoc Forestdale Forestdale (Northern California) Comment
  UC931944  Ceanothus velutinus Verne Grant, Alva Grant 1947-7-11 8011 Modoc below Cedar Pass; n-facing slopes of Warner Mts., below Cedar Pass Comment
  UC634582  Ceanothus velutinus var. velutinus F. H. Frost 1925-7-24 139 Modoc Jess Valley, Warner Mts. Comment
  JEPS117475  Centaurea cyanus Lowell Ahart, John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS119675  Centaurea cyanus Lowell Ahart, John Dittes 2012-7-12 18379 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  UCR67463  Centaurea cyanus George K. Helmkamp 1990-9-23 I- 12 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CDA36158  Centaurea diffusa C. Pirosko Jul 2003 s.n. Modoc 0 Comment
  NY170439  Centaurium exaltatum B. M. Bartholomew 1992-5-15 6285 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  POM128271  Centaurium muehlenbergii Milo S. Baker 1899-8-18 s.n. Modoc Little Hot Spring Valley Comment
  CHSC112822  Centromadia pungens subsp. pungens Lowell Ahart; John Dittes 2013-7-25 18957 Modoc Along the north-south fence, south edge of Ash Creek Floodplain, northwest of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CAS-BOT-BC95500  Ceratophyllum demersum Bruce Bartholomew 1992-8-7 6353 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC95501  Ceratophyllum demersum Bruce Bartholomew 1989-8-11 5053 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. 1430 Comment
  JEPS45550  Cercocarpus betuloides var. macrourus Milo S. Baker 1893-7-23 Modoc Forestdale Comment
  UC1127867  Cercocarpus betuloides var. macrourus R. C. Wilson 1933-7-7 58 Modoc Rush Creek, Modoc National Forest Rush Creek; Modoc National Forest, Rush Creek 1463 Comment
  UCD22471  Cercocarpus betuloides var. macrourus Brian Vanden Heuvel 2003-4-11 200 Modoc Rush Creek Campground in Modoc National Forest, about 10 miles north of Adin and 6 miles south of Adin Pass. Comment
  CHSC109744  Cercocarpus ledifolius var. intermontanus B. Castro; L. P. Janeway 2012-7-28 1983 Modoc Warner Mountains. At Obsidian Needles Obsidian Collecting Area (on BLM map); along USFS Road 45N34 overlooking North Fork Davis Creek about 3.8 air mi E-NE of the community of Davis Creek (on Hwy 395). 1891 Comment
  NY848759  Cercocarpus ledifolius var. intermontanus L. S. Rose 1940-6-13 40553 Modoc Fandango Pass 1905 Comment
  CAS-BOT-BC197531  Cercocarpus ledifolius var. ledifolius Bruce Bartholomew; Mona Bourell 1990-4-27 5170 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC214644  Cercocarpus ledifolius var. ledifolius Belknap C. Goldsmith 1910-5-9 7 Modoc Fandango Creek, West slope Warner Mountains 1584 Comment
  CAS-BOT-BC497219  Chaenactis douglasii Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -3 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  RSA531336  Chaenactis douglasii Bruce Bartholomew 1990-6-17 5293 Modoc Along Emerson Creek, 2.8 km SW of County Road 1, E side of Warner Mts. 1600 Comment
  CAS-BOT-BC15067  Chaenactis douglasii var. douglasii Annie Montague Alexander; L. Kellogg 1946-7-7 4936 Modoc Eight Mile Creek, northeast corner of county 1752 Comment
  CAS-BOT-BC15068  Chaenactis douglasii var. douglasii David Daniels Keck; J. Clausen 1935-6-24 3716 Modoc 1 mi. N of Buck's Ranger Station, 8 mi. south of New Pine Creek 1524 Comment
  CHSC109512  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2012-7-25 10996 Modoc Warner Mountains. Along Twelve Mile Creek 3.5 air mi east-southeast of Dismal Swamp and 2.7 air km norhteast of Mount Bidwell. 2182 Comment
  JEPS34154  Chaenactis douglasii var. douglasii L. S. Smith 1918-7-7 977 Modoc Jess Valley Warner Mts. (sw slope of Warner Mts.) 1524 Comment
  SFV18028  Chaenactis douglasii var. douglasii J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  UC90115  Chaenactis douglasii var. douglasii Mrs. R. M. Austin 1894-8-1 200 Modoc Goose Lake Valley Comment
  HSC5249  Chaenactis douglasii var. douglasii M. T. Milligan 1966-6-19 473 Modoc Plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC245415  Chamaesaracha nana Bruce Bartholomew 1991-7-6 5994 Modoc Webb Flat, 5.6 km S of turn off to Happy Camp Ranger Station. Area burned within the last year. 1400 Comment
  CAS-BOT-BC245424  Chamaesaracha nana C. L. Hitchcock 1940-5-27 6700 Modoc 15 mi. NE of Alturas. 1615 Comment
  SEINET8731595 Image available Chamaesaracha nana Helen K. Sharsmith 1955-1 4509 Modoc adjacent to Highway 39 ca. 20 miles north of Canby, Modoc National Forest 1524 Comment
  UCSB6934  Chamaesaracha nana Sharsmith, Helen 1955-6-26 Modoc adjacent to Highway 39 ca. 20 miles north of Canby, Modoc National Forest. 1524 Comment
  NY1001694  Chamaesyce serpyllifolia M. J. Williams 1985-8-13 85- 66 --2 Modoc Big Sage Reservoir. Northwest of Alturas 1524 Comment
  RSA185452  Cheilanthes gracillima Clare B. Hardham 1965-6-19 7845 Modoc Willow Creek Comment
  CAS-BOT-BC95522  Chenopodium foliosum K. Paulson; Robert Paulson 1989-7-12 176 Modoc Ca. 1 mi. N of Mill Creek Falls, W side of Warner Mts. 1828 Comment
  UC1191343  Chenopodium glaucum Herbert L. Mason 1947-8-15 13554 Modoc Crane Creek Goose Lake, Willow Ranch (mouth, e side of lake) Comment
  UC1191339  Chenopodium hians Herbert L. Mason and Verne Grant 1947-7-10 13345 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  RSA210829  Chenopodium salinum R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39074 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  JEPS58865  Chimaphila menziesii Milo S. Baker 1893-7-17 Modoc Forestdale Comment
  CAS-BOT-BC95663  Chimaphila umbellata Bruce Bartholomew; Barrett Anderson 1988-7-22 4530 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  CAS-BOT-BC95664  Chimaphila umbellata Bruce Bartholomew 1989-8-10 5044 Modoc 8.7 km E of Day on County Road 94. Comment
  CAS-BOT-BC95665  Chimaphila umbellata Leland S. Smith 1917-9-18 162 Modoc Lassen Creek. 1828 Comment
  RSA520499  Chrysolepis sempervirens Bruce Bartholomew 1989-7-15 4984 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  CAS-BOT-BC15029  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-1 8035 Modoc Arid summit of Warner Mts. N of Eagle Peak. Comment
  CAS-BOT-BC15031  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-5 8183 Modoc S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC15003  Chrysothamnus nauseosus subsp. albicaulis Louis Cutter Wheeler 1935-9-10 3967 Modoc McGinty Reservoir, Devil's Garden. 1524 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
  CAS-BOT-BC15005  Chrysothamnus nauseosus subsp. albicaulis John Thomas Howell 1934-7-2 12371 Modoc W side of Clear Lake. Comment
  CAS-BOT-BC15047  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1932-8-6 8190 Modoc Eagleville, Surprise Valley. Comment
  CAS-BOT-BC15048  Chrysothamnus nauseosus subsp. albicaulis Philip Alexander Munz 1951-9-14 16980 Modoc Jess Valley. 1615 Comment
  CAS-BOT-BC15050  Chrysothamnus nauseosus subsp. albicaulis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 119 Modoc Hills above Parker Creek. Comment
  CDA34730  Chrysothamnus nauseosus subsp. consimilis L. Ahart, John Dittes 2010-8-3 17052 Modoc About 3 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 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
  RSA78913  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1952-10-11 18154 Modoc Off road to Fandango Pass, 2 miles SE of Buck's Creek Ranger Station. 1738 Comment
  CHSC109510  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway; B. Castro 2012-7-25 10997 Modoc Warner Mountains. Along Twelve Mile Creek 3.5 air mi east-southeast of Dismal Swamp and 2.7 air km norhteast of Mount Bidwell. 2182 Comment
  HSC42456  Chrysothamnus viscidiflorus subsp. viscidiflorus Barbara Kelly 1977-8-9 555 Modoc Ash Creek Campground near a campsite Comment
  POM229873  Chrysothamnus viscidiflorus subsp. viscidiflorus L. C. Wheeler 1935-8-12 3828 Modoc Cottonwood Creek, Warner Mts. 1982 Comment
  SEINET10879186  Chrysothamnus viscidiflorus subsp. viscidiflorus Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 926 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
  RSA281658  Chrysothamnus viscidiflorus subsp. viscidiflorus S. O. Mattoon 1979-7-11 102 Modoc Hwy. 139, 4 road miles north of county Road 91; Modoc Plateau 1463 Comment
  CAS-BOT-BC14971  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CAS-BOT-BC21485  Cicuta douglasii John Thomas Howell 1934-6-12 12001 Modoc Davis Creek. Comment
  HSC26266  Cicuta douglasii M. T. Milligan 1966-7-26 586 Modoc N end Jess Valley 1616 Comment
  CDA38297  Cicuta douglasii T. C. Fuller 1959-10-15 3130 Modoc Pine Creek at Highway 395. 0 Comment
  CAS-BOT-BC191004  Circaea alpina subsp. pacifica Bruce Bartholomew; Barrett Anderson 1988-7-22 4524 Modoc Vicinity of Emerson Campground E side of the Warner Mts.. 1830 Comment
  CDA1063  Cirsium arvense T. C. Fuller 1961-5-16 6954 -A Modoc 1.5 mi. s.e. of Tulelake; edge of grainfield, Hwy 139. 0 Comment
  UC1192199  Cirsium arvense Verne Grant and Irving Schneider 1947-7-20 8109 Modoc from Alturas; North Fork of Pit River Comment
  UC1276069  Cirsium arvense Loring White 1959-7-2 Modoc 1.5 mi s Tule Lake Comment
  CAS-BOT-BC14970  Cirsium cymosum Bruce Bartholomew 1989-7-15 5002 Modoc Sweagert Flat. 1860 Comment
  POM33030  Cirsium cymosum Mrs. R. M. Austin 1895-08 165 Modoc Goose Lake Valley Comment
  CHSC85426  Cirsium occidentale var. candidissimum John Dittes; Josephine Guardino 1991-8-23 451 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 2.6 air-miles east by southeast of Goose Lake State Recreation Area, ca. 0.8 air-miles south of Oregon border, ca. 4.8 air-mile west of Dismal Swamp; Pine Creek Canyon, slope above Highgrade Road. 1545 Comment
  HSC81012  Cirsium occidentale var. candidissimum G. M. Riegel 1980-7-15 908 Modoc South Warner Mtns. 2100 Comment
  UC30790  Cirsium occidentale var. candidissimum Milo S. Baker 1893-7-25 Modoc Lava Beds Comment
  RSA0070700  Cirsium occidentale var. candidissimum Milo S. Baker 1893-7-25 s.n. Modoc Lava beds. Comment
  CDA1509  Cirsium ochrocentrum var. ochrocentrum G. D. Barbe 1982-7-13 3885 Modoc NE of Alturas, 0.5 mi. N of Hwy 395 at Woodrich & Pencil Rds. 0 Comment
  CDA20568  Cirsium scariosum C. Pirosko 2005-6-24 PDR 1303857 Modoc Modoc Plateau; Fandango Area on the west side of Warner Mnts, near CA/OR border. 0 Comment
  RSA41236  Clarkia affinis A. M. Alexander, Louise Kellogg 1946-6-12 4738 Modoc Fandango Pass Road 1707 Comment
  CAS-BOT-BC172040  Clarkia gracilis subsp. gracilis Clare B. Hardham 1961-6-19 7818 Modoc Davis Creek, Warner Mountains 1524 Comment
  CAS-BOT-BC191068  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-28 6729 Modoc 15 miles north of Alturas. (near Surprise) on dry slope 1402 Comment
  CAS-BOT-BC191073  Clarkia gracilis subsp. gracilis K. Paulson; Robert Paulson 1988-6-19 39 Modoc W of Cranby Bridge. 1310 Comment
  CHSC117035  Clarkia gracilis subsp. gracilis Lowell Ahart; John Dittes 2016-6-6 20943 Modoc About40 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
  CHSC85162  Clarkia gracilis subsp. gracilis John Dittes; Josephine Guardino 1991-7-21 398 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-BC191050  Clarkia lassenensis Alice Eastwood; John Thomas Howell 1940-6-14 s.n. Modoc Near Hackamore. Comment
  RSA0059899  Clarkia lassenensis Barbara Ertter 1988-6-18 7622 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection State, 1 mi S of S jct to Lava Beds Nat l Monument E of Tonesta. 1311 Comment
  UC422855  Clarkia lassenensis M. F. Gilman 555 Modoc 1676 Comment
  CAS-BOT-BC191040  Clarkia rhomboidea Bruce Bartholomew 1989-7-15 5004 Modoc Sweagert Flat. 1860 Comment
  RSA503047  Clarkia rhomboidea Bruce Bartholomew, B. Anderson 1988-6-23 4234 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  UC20029  Clarkia rhomboidea Milo S. Baker 1893-8-10 Modoc 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
  UC7862  Claytonia lanceolata Mrs. R. M. Austin Jun 1898 Modoc Lake City canyon Comment
  RSA0059503  Claytonia lanceolata var. sessilifolia C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles NE of Alturas. 1982 Comment
  CAS-BOT-BC197438  Claytonia megarhiza Annie Montague Alexander; L. Kellogg 1946-7-30 5097 Modoc Eagle Peak, Warner Mts. Comment
  RSA59934  Claytonia rubra E. K. Balls 1950-5-12 14640 Modoc above Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1768 Comment
  UC9072  Clematis ligusticifolia Milo S. Baker 1893-6 Modoc Sacramento Canyon near Dunsmuir; Sacramento Canyon Comment
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Nov 17 2013
  CAS-BOT-BC226091  Collinsia parviflora C. L. Hitchcock 1940-5-27 6687 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC229858  Collinsia parviflora F. Angwin 1946-4-13 s.n. Modoc Big Valley. 1280 Comment
  CAS-BOT-BC229866  Collinsia parviflora Bruce Bartholomew; Barrett Anderson 1988-6-24 4365 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  JEPS79120  Collinsia parviflora L. R. Heckard with R. Bacigalupi 1980-6-10 5222 Modoc sw margin, now dry Egg Lake Comment
  POM260476  Collinsia parviflora C. Leo Hitchcock 1940-5-27 6687 Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC229860  Collinsia parviflora E. H. Stephen; Lindsay Stuart Smith 1917-5-26 12 Modoc West Valley. 1524 Comment
  POM203785  Collinsia parviflora J. T. Howell 1934-6-14 12135 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  SJSU11591  Collinsia parviflora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  UCSB27160  Collinsia parviflora Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls, near Clear Lake, east of Likely; Warner Mtns 1767 Comment
  UC748142  Collinsia torreyi var. wrightii Annie M. Alexander and Louise Kellogg 1946-7-19 5035 Modoc near Benton Meadow (Warner Mountains); Warner Mountains 2072 Comment
  CAS-BOT-BC190734  Collomia grandiflora Bruce Bartholomew; Barrett Anderson 1989-6-2 4805 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CHSC109883  Collomia grandiflora B. Castro; L. P. Janeway 2012-7-25 1956 Modoc Warner Mountains. Slope along N side of Dismal Swamp, along sides of rough gravel road going N out of swamp. 2218 Comment
  HSC80885  Collomia grandiflora G. M. Riegel 1980-7-14 865 Modoc S Warner Mtns. 1670 Comment
  UC23607  Collomia grandiflora Milo S. Baker 1893-6 Modoc Lava Beds Comment
  CAS-BOT-BC190721  Collomia linearis Leland S. Smith 1918-7-15 1000 Modoc Mill Creek Corral pasture. 2087 Comment
  HSC80887  Collomia linearis G. M. Riegel 1980-8-26 1111 Modoc S Warner Mtns. 1670 Comment
  JEPS71054  Collomia linearis Frances D. Payne 1932-6-27 615 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SJSU9704  Collomia linearis W. Savage 1979-7-10 1528 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  UCSB29034  Collomia linearis Hardham, Clare 1961-6-18 Modoc Cedar Pass Camp Ground Comment
  UCR186867  Collomia tenella Glenn L. Clifton 2007-7-16 46426 Modoc Warner Mtns, South Fork Pine Creek 2172 Comment
Read comments
Jan 18 2008
  CAS-BOT-BC190710  Collomia tinctoria Annie Montague Alexander; L. Kellogg 1946-6-28 4864 Modoc Pine Creek Canyon, N end of Warner Mts. 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
  JEPS119676  Convolvulus arvensis Lowell Ahart, John Dittes 2012-7-12 18378 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  UCD126204  Convolvulus arvensis Herbert L. Mason; Verne Grant 1947-7-10 13338 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  UC4424  Corallorhiza striata Milo S. Baker 1893-6-9 Modoc Comment
  JEPS62803  Cordylanthus capitatus Wayne Roderick 1970-8-23 Modoc about 3 mi n summit of Cedar Pass (nw of Cedarville) Comment
  HSC80864  Cordylanthus capitatus G. M. Riegel 1980-7-23 929 Modoc N Warner Mtns. 1982 Comment
  CAS-BOT-BC229879  Cordylanthus ramosus Louis Cutter Wheeler 1935-8-20 3899 Modoc Pine Spring, Devil's Garden. 1524 Comment
  SEINET13680438  Cordylanthus ramosus M. J. Williams 1985-1 85- 67 -2 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. 1524 Comment
  CAS-BOT-BC210271  Cornus sericea R. F. Thorne; C. W. Tilforth 1969-9-5 39177 Modoc Along banks of South Fork of Pit River at bridge, 3.8 mi. E. of Likely 1386 Comment
  CAS-BOT-BC95597  Cornus sericea Bruce Bartholomew 1994-7-1 6768 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  CAS-BOT-BC95598  Cornus sericea L. A. M. Black 1893-6-1 94 Modoc Davis Creek. Comment
  CAS-BOT-BC190767  Corydalis aurea C. C. (Mrs.) Bruce 1898-7-1 2206 Modoc Warner Mts. Comment
  POM140051  Crataegus castlegarensis Milo S. Baker 1893-1 s.n. Modoc [Unspecified] Comment
  HSC102677  Crataegus douglasii J. P. Smith, J. O. Sawyer 2011-8-13 13365 Modoc Fence row along County Road 86. 1304 Comment
  POM203067  Crepis acuminata J. T. Howell 1934-6-30 12289 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC14899  Crepis intermedia Frank Warrington Peirson 1926-6-25 6873 Modoc Cedarville Pass, Warner Mountains Comment
  CDA33509  Crepis modocensis Dale Woods, V. Popescu, B. Villegas 2010-6-3 Modoc Kelly Springs Rd; about 2 miles southeast of Hwy 299, Modoc National Forest. 0 Comment
  RSA163736  Crepis modocensis subsp. modocensis Clare B. Hardham 1961-6-18 7583 Modoc Mts S of summit of Cedar Pass. Comment
  UC31311  Crepis monticola M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley Comment
  CAS-BOT-BC14862  Crepis occidentalis Bruce Bartholomew 1991-7-4 5916 Modoc Road between Roney Flat and Miller Flat. 1630 Comment
  CHSC59501  Crepis occidentalis Mary Meyer 1980-5-1 Modoc Sand Creek. 1645 Comment
  HSC81044  Crepis occidentalis subsp. occidentalis G. M. Riegel 1979-7-5 490 Modoc S Warner Mtns. 1670 Comment
  CDA35638  Crepis occidentalis subsp. pumila J. R. Keck Jr., Pfeiffer 1985-6-6 PDR# 237690 Modoc On USFS Road 56, west of Lookout-Hackamore Road. 0 Comment
  RSA152698  Crepis occidentalis subsp. pumila I. L. Wiggins, Dorothy Wiggins 1961-6-12 16388 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  CAS-BOT-BC14870  Crepis runcinata subsp. hallii C. C. (Mrs.) Bruce 1898-8-1 2482 Modoc Goose Lake. Comment
  CAS-BOT-BC14871  Crocidium multicaule R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  CHSC117145  Crypsis alopecuroides Lowell Ahart; John Dittes 2016-7-14 21207 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
  CHSC111413  Crypsis schoenoides Lowell Ahart; John Dittes 2012-7-11 18348 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  SJSU9643  Crypsis vaginiflora W. Savage 1979-7-8 1473 .5 Modoc Round Valley Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD120115  Cryptantha Herbert L. Mason; Verne Grant 1947-7-9 13316 Modoc Cedar Pass, summit of Warner Range. 1920 Comment
  UC711885  Cryptantha affinis Roxana S. Ferris and Laura Lorraine 1941-8-13 10529 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest 2164 Comment
  CAS-BOT-BC54139  Cryptantha circumscissa Bruce Bartholomew; Barrett Anderson 1989-6-2 4829 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  POM368342  Cryptantha circumscissa Christopher Davidson 1973-5-24 2108 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  SDSU20201  Cryptantha glomerata Ronald B. Kelley 2005-5-26 885 Modoc South-facing slope above and on the north side of CR40 (to Emerson Creek Campground), 1.5 miles southwest of CR1 jct. (0.1 miles west of cattle guard crossing). 1562 Comment
  CAS-BOT-BC54102  Cryptantha intermedia Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5989 Modoc NW of Alturas. 1371 Comment
  CAS-BOT-BC54146  Cryptantha intermedia Annie Montague Alexander; L. Kellogg 1946-6-10 4713 Modoc W facing slope above Snake Lake. Comment
  UC194969  Cryptantha intermedia W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Creek Warner Mountains 1676 Comment
  UCD119852  Cryptantha intermedia Herbert L. Mason; Verne Grant 1947-7-13 13447 Modoc west end of Fandango Pass near Goose Lake on road to Fort Bidwell. 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
  CAS-BOT-BC54116  Cryptantha simulans John Thomas Howell 1934-6-11 11982 Modoc Parker Creek, Warner Mountains 1584 Comment
  HSC3625  Cryptantha simulans M. T. Milligan 1965-6-27 360 Modoc 1677 Comment
  CAS-BOT-BC54120  Cryptantha sobolifera Bruce Bartholomew 1991-8-5 6052 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2530 Comment
  CAS-BOT-BC54121  Cryptantha sobolifera Annie Montague Alexander; L. Kellogg 1946-8-8 5125 Modoc Patterson Lake Trail. Comment
  CAS-BOT-BC54079  Cryptantha torreyana Elmer Ivan Applegate 1932-8-3 8101 Modoc Mill Creek Meadows, western slope of Warner Mountains Comment
  POM204142  Cryptantha torreyana J. T. Howell 1934-6-11 11984 Modoc Parker Creek, Warner Mts. 1585 Comment
  UC79458  Cryptantha torreyana Milo S. Baker 1893-7-5 Modoc Comment
  JEPS47127  Cuscuta approximata Mary H. Manning before Aug 1918 Modoc Ft. Bidwell; Condan Ranch Comment
  CDA5585  Cuscuta approximata Goss 1932-10-3 Modoc 0 Comment
  CAS-BOT-BC21483  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1993-6-12 6583 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC21484  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1995-6-1 6921 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  JEPS59984  Cystopteris fragilis F. H. Frost 1925-7-11 10 Modoc 2 mi above Cedarville (Cedar Canyon campsite) Comment
  CAS-BOT-BC242496  Dactylis glomerata Bruce Bartholomew; Barrett Anderson 1988-7-22 4474 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CHSC118280  Damasonium californicum L. P. Janeway 2016-5-17 12044 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north ofBig Sage Reservoir. 1494 Comment
  UCD60463  Danthonia californica L. Whitney 1935-7-7 3401 Modoc Howard Gulch. Comment
  CAS-BOT-BC194375  Danthonia unispicata Melissa A. Berry 1957-6-29 s.n. Modoc Toward Cedar Pass, Warner Mts. 1524 Comment
  CAS-BOT-BC242490  Danthonia unispicata Bruce Bartholomew 1991-6-21 5818 Modoc N side of Mud Lake, 5.3 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC214749  Dasiphora fruticosa Leland S. Smith 1917-8-6 131 Modoc Benton Meadows 2194 Comment
  CHSC115696  Dasiphora fruticosa L. P. Janeway 2015-8-11 11833 Modoc Warner Mountains. East side of Squaw Peak a little above Squaw Peak Trail. 2483 Comment
  SBBG128752  Deinandra lobbii L. Ahart, J. Dittes 2008-8-25 15328 Modoc vernal pools on E side County Rd 91, 3.9 mi (air) NNE of Lookout 1275 Comment
  UC585065  Delphinium andersonii E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1831 Modoc steep n-facing talus slope about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  UC912534  Delphinium andersonii F. H. Frost 47 Modoc halfway up Cedar Canyon; Meadow Stow <?> Ranch Comment
  CAS-BOT-BC217344  Delphinium depauperatum Bruce Bartholomew; Barrett Anderson 1989-6-2 4841 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  NY487727  Delphinium menziesii C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles northeast of Alturas 1676.4 Comment
  CAS-BOT-BC217306  Delphinium nuttallianum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 1388 Modoc Parker Creen, Warner Mts. Comment
  CAS-BOT-BC217310  Delphinium nuttallianum Bruce Bartholomew 1991-6-22 5865 Modoc Mill Creek 9.3 km NW of Fort Bidwell, E side of the Warner Mountains. 1860 Comment
  CAS-BOT-BC217316  Delphinium nuttallianum Bruce Bartholomew 1990-6-15 5225 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  CAS-BOT-BC217321  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-5-12 4117 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC217334  Delphinium nuttallianum Elmer Ivan Applegate 1932-7-31 7969 Modoc Mill Creek Meadows, Warner Mts. Comment
  UC1249267  Delphinium nuttallianum Arthur Cronquist and Arthur H. Holmgren 1959-6-20 8518 Modoc between Cedarville and Alturas; Warner Mts., Cedarville Pass 1920 Comment
  CAS-BOT-BC217277  Delphinium nuttallianum Belknap C. Goldsmith 1913-5-13 94 Modoc Modoc County. 1600 Comment
  RSA185470  Delphinium nuttallianum Clare B. Hardham 1961-6-18 7569 Modoc Hills 3 miles SE of summit, Cedar Pass, Flowers purple upper petals usually pale. 1829 Comment
  NY492432  Delphinium stachydeum B. M. Bartholomew 1989-6-2 4810 Modoc Northeast side of Upper Lake, 4 km south of road to Fee Reservoir, northeast end of Surprise Valley. 1420 Comment
  UC912535  Delphinium stachydeum F. H. Frost 1925-7-25 157 Modoc Eagle Peak Warner Mts. Comment
  CAS-BOT-BC247775  Deschampsia danthonioides Bruce Bartholomew 1991-7-5 5933 Modoc Cow Head Tank, ca. 6 km NW of Dorris Brothers Reservoir. 1520 Comment
  UCD61391  Deschampsia danthonioides Beecher Crampton 1960-6-17 5703 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles NE of Happy Camp Station. 1280 Comment
  UCD62860  Deschampsia danthonioides Charlotte Glenn 1967-6-18 106 Modoc Modoc National Forest, near Egg Lake, ca. 16 miles north of Bieber. 1310 Comment
  UCR163270  Deschampsia danthonioides Jim Andre 1993-7-2 1420 Modoc Modoc Plateau, about 13 miles NW of Canby on Tuscorora Pipeline right-of-way, off Hwy 139 1463 Comment
  SEINET10524162  Deschampsia danthonioides Alan A. Beetle 1941-6-29 Beetle 2838 Modoc South slope of Mt. Adin, sandy disturbed soil in roadside ditch. Comment
  UC188866  Deschampsia elongata Milo S. Baker 1900-8-25 Modoc Forestdale Comment
  RSA0025582  Descurainia John F. Emmel 1996-7-15 1432 Modoc Warner Mtns; ridge 1.1-1.5 air mi south and 0.3-0.5 air mi west of Emerson Peak. 2409 Comment
  CDA24791  Descurainia incana T. C. Fuller 1963-6-11 10657 Modoc 3.1 miles north of Blue Lake Guard Station, 14.0 miles southeast of Likely. 0 Comment
  POM260332  Descurainia incana subsp. viscosa C. L. Hitchcock 1940-5-27 6713 Modoc 15 miles NE of Alturas. 1677 Comment
  HSC81065  Descurainia incisa subsp. incisa G. M. Riegel 1979-7-5 501 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58610  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1934-6-13 12065 A Modoc Fandango Pass, Warner Mts. 1828 Comment
  CHSC112433  Descurainia sophia Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18759 Modoc About 100 yards east of the Parking Area, near the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC242115  Dichelostemma multiflorum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 68 Modoc Near Parker Creek, 15 mi. from Alturas. Comment
  UC748385  Dieteria canescens var. shastensis Annie M. Alexander and Louise Kellogg 1946-8-8 5122 Modoc Patterson Lake Trail Warner Mountains, Patterson Lake Trail Comment
  UC296074  Dieteria canescens var. shastensis E. B. Babcock and J. L. Collins 1926-7-20 85 Modoc about 10 mi s Alturas Comment
  UC29895  Dieteria canescens var. shastensis Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC14842  Dimeresia howellii Helen Katherine Sharsmith 1955-6-23 4490 Modoc North of State Highway 28 and 6.7 miles east of Cedar Campground 1859 Comment
  CAS-BOT-BC234489  Diplacus nanus Bruce Bartholomew 1991-5-24 5728 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CAS-BOT-BC234492  Diplacus nanus Alice Eastwood; John Thomas Howell 1940-6-11 8027 Modoc 8 mi. from Canby on road to Alturas. Comment
  SBBG22643  Diplacus nanus C. B. Hardham 1961-6-19 7841 Modoc Willow Crk 1676 Comment
  CAS-BOT-BC234438  Diplacus tricolor Bruce Bartholomew 1993-6-12 6599 Modoc Edge of White Horse Reservoir near McArther Cow Camp. 1350 Comment
  CAS-BOT-BC218281  Dodecatheon conjugens Annie Montague Alexander; L. Kellogg 1946-6-8 4695 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  HSC26507  Dodecatheon conjugens J. P. Smith, J. O. Sawyer 1972-5-6 5256 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  POM247531  Dodecatheon conjugens Leo D. Whitney 1935-5-19 3108 Modoc Edge of Hackamore River, near Hackamore. Comment
  UC105786  Dodecatheon conjugens Mrs. R. M. Austin Apr, 1894 43 Modoc Goose Lake Valley Comment
  UC1483866  Dodecatheon conjugens G. Schoolcraft 1980-4-29 208 Modoc Harper Hill n Adin; Harper Hill n of Adin 1402 Comment
  UC22371  Dodecatheon conjugens Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC95110  Downingia bacigalupii Leland S. Smith 1924-6-4 1368 Modoc S side of Egg Lake. Comment
  CAS-BOT-BC95126  Downingia bacigalupii R. M. Austin 1894-8-1 Modoc Goose Lake Valley. Comment
  JEPS114688  Downingia bacigalupii Lowell Ahart, John Dittes 2008-6-21 14985 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  RSA768068  Downingia bacigalupii L. Ahart, John Dittes 2010-8-31 17124 Modoc Edge of a pond, about 400 yards west of Elkin's Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley 1268 Comment
  POM68163  Downingia bacigalupii Mrs. R. M. Austin 1895-07 119 Modoc Willow Creek (Devils Garden) Comment
  RSA149135  Downingia bacigalupii I. L. Wiggins, Dorothy Wiggins 1961-6-15 16515 Modoc 13 miles W of Canby, along Hwy 139. Comment
  SBBG125476  Downingia bacigalupii L. Ahart, J. Dittes 2012-7-11 18334 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
  UC890640  Downingia bacigalupii A. A. Heller 1938-6-24 15229 Modoc near Adin (along U.S. Highway 299) 1280 Comment
  UC1116673  Downingia bicornuta var. bicornuta Beecher Crampton 1960-6-17 5701 Modoc 13 mi w Canby; McKay Flat 1280 Comment
  JEPS79205  Downingia bicornuta var. bicornuta L. R. Heckard with R. C. Bacigalupi 1980-6-10 5232 Modoc about 10 mi nw Lookout (along the Great Northern railroad grade) Comment
  UC1101475  Downingia bicornuta var. bicornuta Calvin McMillan and Malcolm A. Nobs 1949-6-16 795 Modoc 33 mi nnw Alturas; Dry Valley Reservoir Comment
  UC28979  Downingia cuspidata Milo S. Baker 1893-6-18 Modoc near Egg Lake shore; Egg Lake Comment
  JEPS79128  Downingia cuspidata L. R. Heckard with R. Bacigalupi 1980-6-10 5231 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  HSC26586  Downingia elegans D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19498 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  SEINET3147634  Downingia elegans L. S. Rose 1940-6-11 40511 Modoc Canby 1326 Comment
  CAS-BOT-BC95137  Downingia insignis Rimo Carlo Felice Bacigalupi; G. Smith 1957-6-28 5988 Modoc Along railroad, 0.8 mi. E of Canby. 1219 Comment
  CAS-BOT-BC95140  Downingia insignis Frederick H. Frost 1925-7-28 176 Modoc Between Likely and Alturas. Comment
  UC890623  Downingia insignis Lewis S. Rose 1940-6-11 40511 Modoc Canby 1325 Comment
  CAS-BOT-BC58551  Draba densifolia M. Vasey 1990-6-28 9005 Modoc In vicinity of pass at junction of N Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  UC1587050  Draba verna G. Schoolcraft 1991-5-7 2134 Modoc s Dutch Flat Cr (at nw corner Round Valley); s of Dutch Flat Cr at nw corner of Round Valley 1310 Comment
  UC748058  Drymocallis Annie M. Alexander and Louise Kellogg 1946-7-23 5051 Modoc ne slope Emerson Peak; Warner Mountains Comment
  CAS-BOT-BC214763  Drymocallis glandulosa K. Paulson; Robert Paulson 1989-5-21 119 Modoc Near Fletcher Creek, Crowder Flat Road. 1341 Comment
  HSC27396  Drymocallis glandulosa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19519 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC214759  Drymocallis glandulosa var. reflexa Roxana Stinchfield Ferris; R. Duthie 1919-6-15 88 Modoc Near Parker Creek, Modoc Nat. Forest. 1676 Comment
  CAS-BOT-BC14806  Dugaldia hoopesii Bruce Bartholomew; Barrett Anderson 1988-7-23 4565 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  UC70670  Echinochloa crus-galli Mrs. M. H. Manning June 1903 403 Modoc north-eastern Modoc county Comment
  CHSC100137  Elaeagnus angustifolia L. P. Janeway; B. Castro 2008-8-16 9539 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, north side of Hwy 299 8.2 km east of Cedarville. Along dry drainage channel along north side of the road. 1370 Comment
  RSA604672  Elatine brachysperma L. C. Wheeler 1935-8-3 3763 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CAS-BOT-BC242389  Eleocharis bella Robert Folger Thorne; et al 1969-9-4 39112 Modoc N Fork of Pit River, 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  CAS-BOT-BC184098  Eleocharis coloradoensis Herbert L. Mason 1947-8-12 13512 Modoc Junction of North and South forks of Pit River, Alturas Comment
  CAS-BOT-BC242385  Eleocharis macrostachya Roxana Stinchfield Ferris; R. Duthie 1919-6-14 166 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  JEPS120124  Eleocharis macrostachya Lowell Ahart, John Dittes 2012-7-11 18333 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
  UC1100736  Eleocharis macrostachya Herbert L. Mason, Verne Grant 1947-7-11 13371 Modoc S of Alturas (irrigation ditch by Jones' Lane, off Hwy 395) Comment
  JEPS124386  Eleocharis obtusa Lowell Ahart, John Dittes 2015-7-15 20355 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  UCD18895  Eleocharis pachycarpa Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 203 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site, pool # CAN001. Comment
  CAS-BOT-BC245109  Elodea canadensis Bruce Bartholomew 1991-10-12 6111 Modoc Ash Creek, 1.8 km S of County Rd. 87 on County Rd. 87A. 1280 Comment
  RSA210838  Elodea nuttallii Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39130 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  UC1025013  Elymus X macounii Leo Whitney 1935-7-13 3492 Modoc Alturas Comment
  UC1031350  Elymus X saundersii Leo Whitney 1935-7-17 3517 Modoc ca 15 mi nw Canby (bed of river); Modoc National Forest, Hackamore River 1463 Comment
  UCD62823  Elymus X saundersii L. Whitney 1935-7-1 3374 Modoc Hackamore River, Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  SJSU9592  Elymus caput-medusae W. Savage 1979-7-5 1358 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC100122  Elymus cinereus L. P. Janeway; B. Castro 2008-8-16 9543 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  CAS-BOT-BC247748  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1990-7-20 5531 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC247758  Elymus elymoides subsp. elymoides Louis Cutter Wheeler 1935-8-4 3781 Modoc Pine Creek. 2103 Comment
  CAS-BOT-BC247760  Elymus elymoides subsp. elymoides Bruce Bartholomew 1989-7-15 4995 Modoc Sweagert Flat. 1860 Comment
  UC1024865  Elymus elymoides subsp. elymoides Leo Whitney 1935-5-30 3161 Modoc White Horse Comment
  CAS-BOT-BC247738  Elymus glaucus Louis Cutter Wheeler 1935-8-4 3779 Modoc Pine Creek. 2103 Comment
  CHSC99521  Elymus lanceolatus subsp. lanceolatus Lowell Ahart; John Dittes 2008-6-21 15017 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber. 1264 Comment
  JEPS74073  Elymus multisetus Frances D. Payne 1932-7-20 714 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCD62432  Elymus multisetus Robbins; Raynor 1943-6-1 Modoc Likely. Comment
  HSC8745  Elymus spicatus M. T. Milligan 1965-6-30 383 Modoc E of Jess Valley. 1707 Comment
  UC1037172  Elymus trachycaulus Leo Whitney 1935-7-21 3532 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UC803948  Elymus trachycaulus G. L. Stebbins Jr., P. Dansereau, K. Narayan, and C. McMillan 1949-8-7 4010 Modoc 35 mi s Tule Lake; Mud Lake 1524 Comment
  CAS-BOT-BC247723  Elymus trachycaulus subsp. trachycaulus Ernest Christian Twisselmann 1966-9-22 6576 Modoc Ridge at the SE end of Long Valley. 2042 Comment
  RSA185241  Elymus trachycaulus subsp. trachycaulus James L. Reveal, Jack Reveal 1963-8-17 543 Modoc On the east side of Warren Creek, in the head of the first spring 1/2 mile north of the Tioga Pass Road 2835 Comment
  JEPS73938  Elytrigia repens Frances D. Payne 1932-7-14 685 Modoc s and e Alturas; Warner Mountains, Parker Creek, Porter Ranch 1524 Comment
  CAS-BOT-BC217287  Enemion stipitatum Bruce Bartholomew 1993-4-3 6411 Modoc Just S of Adin Pass on State Hwy 299. 1600 Comment
  CAS-BOT-BC217290  Enemion stipitatum Bruce Bartholomew 1993-4-6 6417 Modoc Little Hot Spring Valley ca. 3 km NW of Day. 1060 Comment
  HSC1305  Ephedra viridis W. R. Rogers 1965-4-25 294 Modoc Hwy. 395 3 mi. W of Susanville Comment
  CAS-BOT-BC191014  Epilobium brachycarpum Bruce Bartholomew 1992-8-7 6358 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC191029  Epilobium brachycarpum Mrs. H. C. Cantelow 1940-6-2 Modoc 10 mi. NW of Canby. 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
  CHSC99964  Epilobium brachycarpum Lowell Ahart; John Dittes 2008-8-25 15277 -A Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1276 Comment
  RSA101357  Epilobium brachycarpum R. Weatherby 1955-7-8 1626 Modoc 6 miles north of Fort Bidwell, northern Warner Mountains 1784 Comment
  UCR77775  Epilobium brachycarpum B. Bartholomew 1991-6-21 5799 Modoc 1.6 km south of Davis Creek on U.S. Hwy 395. 1450 Comment
  CHSC106344  Epilobium campestre Lowell Ahart; John Dittes 2010-8-30 17058 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  SBBG126106  Epilobium campestre L. Ahart, J. Dittes 2010-8-30 17058 Modoc sides of a small wash, ca. 10 yards E of the fence, S edge of the meadow, Ash Crk State Wildlife Area, 2,300 feet N of Lassen County Line, ca. 3.6 mi (air) W of Adin, ca. 8.0 mi (air) NE of Bieber, Big Valley 1267 Comment
  UC1191576  Epilobium campestre Herbert L. Mason 1947-8-15 13563 Modoc 11 mi from Davis Creek; Goose Lake, spring leading into w side Comment
  HSC68558  Epilobium ciliatum subsp. ciliatum Gary Schoolcraft 1979-8-2 164 Modoc At Ten Mile Creek 1768 Comment
  CAS-BOT-BC190987  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew 1989-8-11 5103 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC190990  Epilobium ciliatum subsp. glandulosum Leland S. Smith 1917-8-3 148 Modoc South Fork Davis Creek. 2133 Comment
  HSC16326  Epilobium ciliatum subsp. glandulosum M. T. Milligan 1964-7-25 168 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC190977  Epilobium densiflorum F. Angwin 1945-9-10 s.n. Modoc Adin. 1371 Comment
  RSA563315  Epilobium densiflorum Bruce Bartholomew 1989-7-14 4971 Modoc Ca. 1 km east of Happy Camp Ranger Station Comment
  UC1191612  Epilobium densiflorum Herbert L. Mason and Verne Grant 1947-7-13 13452 Modoc near Goose Lake (w end of Pass, on road to Fort Bidwell); Fandango Pass Comment
  CAS-BOT-BC190962  Epilobium hallianum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10519 A Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC498683  Epilobium hornemannii Elmer I. Applegate 1932-8-2 8081 Modoc Mill Creek Meadows, Warner Mts. Comment
  CHSC113071  Epilobium minutum Lowell Ahart; John Dittes 2013-7-24 18926 Modoc Near a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CAS-BOT-BC190951  Epilobium obcordatum Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2157 Modoc Near cummit of Cedar Peak, Warner Mts. Comment
  NY1000485  Epilobium obcordatum B. M. Bartholomew 1990-8-4 5630 Modoc Crest of the Warner Mountains, ca. 0.5 km southeast of Patterson Lake along Summit Trail 2770 Comment
  UC524168  Epilobium obcordatum Elmer I. Applegate 1932-8-5 8170 Modoc cleft in rocks among summit crags; Warner Mts, Cedar Mt., Cedar Pass Comment
  UCR34769  Epilobium obcordatum J. A. Harpel 1981-8-6 V- 15 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC190941  Epilobium oregonense Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10519 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC190931  Epilobium pallidum Bruce Bartholomew 1994-5-29 6741 Modoc 7.4 km W of County Road 91 on road to Egg Lake, between Lookout and Lookout Jct. 1260 Comment
  UCD106757  Epilobium pallidum Herbert L. Mason; Verne Grant 1947-7-13 13441 Modoc Joseph Creek on Highway 395, N of Davis Creek (east side of Goose Lake). Comment
  CAS-BOT-BC30223  Equisetum arvense Bruce Bartholomew 1989-7-14 4927 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC30224  Equisetum arvense Alice Eastwood; John Thomas Howell 1940-6-13 8182 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC30225  Equisetum arvense Elmer Ivan Applegate 1932-7-7 8226 Modoc Above Lily Lake, Bidwell Pass, Warner Mountains. Comment
  JEPS123858  Equisetum laevigatum Lowell Ahart, John Dittes 2015-7-16 20393 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  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
  UC1192371  Equisetum laevigatum Verne Grant and Irving Schneider 1947-7-20 8107 Modoc downstream from Alturas (N Fork Pit River) Comment
  HSC101860  Eragrostis minor J. P. Smith 2011-8-7 13358 Modoc Along Jesse Valley Road, E of Likely, just E of the bridge over the Pit River. 1372 Comment
  RSA273431  Eremocarpus setiger Thomas W. Nelson, Jane Nelson, James Nelson 1976-8-29 3264 Modoc Modoc National Forest, along Highway 299 just north east of Adin Pass. 1524 Comment
  CAS-BOT-BC95489  Eremogone aculeata Bruce Bartholomew; Barrett Anderson 1988-6-24 4318 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CHSC100849  Eremogone aculeata L. P. Janeway 2008-8-17 9564 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2409 Comment
  CAS-BOT-BC95459  Eremogone congesta K. Paulson; Robert Paulson 1988-6-11 18 Modoc Barnes Grade, Crowder Flat Rd. to Devil's Garden. 1432 Comment
  SJSU9557  Eremogone congesta var. simulans W. Savage 1979-7-3 1296 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA0049632  Eremogone congesta var. suffrutescens Dean Wm. Taylor 2012-6-5 21221 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  RSA602677  Eriastrum sparsiflorum L. C. Wheeler 1935-8-2 3747 Modoc Twelve Mile Creek, Warner Mts. 2287 Comment
  CAS-BOT-BC14812  Ericameria bloomeri Francis Dorris Payne 1934-8-29 s.n. Modoc Parker Creek. 1584 Comment
  UC69640  Ericameria bloomeri Mrs. M. H. Manning 480 Modoc Joseph Creek Basin, ne Modoc County Joseph Creek Basin Comment
  RSA78894  Ericameria bloomeri E. K. Balls, Percy C. Everett 1952-10-11 18160 Modoc 15.7 miles NW of jct. of Hwys 299 and 139, along Hwy. 139, between Alturas and Klamath Falls 1402 Comment
  SEINET7846075 Image available Ericameria bloomeri M. J. Williams, G. Smith 1983-9-13 83- 154 -1 Modoc Fandango Pass road, between Cedarville-Ft. Bidwell Rd and Hwy 395. Ca 2 1/2 mi up the grade on the east side 1676 Comment
  CHSC42147  Ericameria nauseosa C. E. Laver 1985-8-12 Modoc Ca. 8 mi s of Alturas and 0.2 mi e of Eastside Canal. Along roadsides. 1280 Comment
  UC193100  Ericameria nauseosa var. oreophila Mrs. R. M. Austin 1894-8-1 Modoc n of Alturas 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
  HSC81022  Ericameria parryi var. nevadensis G. M. Riegel 1979-7-14 542 Modoc South Warner Mtns. 1739 Comment
  JEPS5929  Erigeron aphanactis var. aphanactis Frances D. Payne 1932-6-10 426 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SBBG29975  Erigeron bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 mi NE of Alturas 1615 Comment
  UC1037318  Erigeron bloomeri var. bloomeri Leo Whitney 1934-5-13 1858 Modoc Timbered Mountain Modoc National Forest, Devil's Garden, Timbered Mountain 1524 Comment
  UC87550  Erigeron chrysopsidis var. austiniae Mrs. R. M. Austin 1894-5-1 84 Modoc Lassen Creek Comment
  UC1540167  Erigeron divergens Dean W. Taylor 1987-8-9 9278 Modoc 1371 Comment
  CDA19673  Erigeron divergens G. D. Barbe 1991-8-28 4446 Modoc Modoc Plateau; Modoc National Forest. Kelley Spring site, n of Adin. 3.4 mi from Hwy 299 at Rush Creek, on Primary Forest Service Rd 22 and Rd 40N33. 1645 Comment
  RSA607255  Erigeron eatonii L. C. Wheeler 1935-8-4 3783 Modoc Dry Lake, Pine Creek. Warner Mts. 2104 Comment
  CAS-BOT-BC42759  Erigeron eatonii var. plantagineus John Thomas Howell 1934-6-14 12179 Modoc Patterson Mill Road, Warner Mountains 2133 Comment
  SJSU6619  Erigeron eatonii var. plantagineus H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Road 2072 Comment
  UC76015  Erigeron eatonii var. plantagineus Milo S. Baker 1893-1 Modoc Forestdale Comment
  POM229172  Erigeron eatonii var. plantagineus L. C. Wheeler 1935-8-4 3783 Modoc Dry Lake, Pine Creek. Warner Mts. 2104 Comment
  SJSU9697  Erigeron eatonii var. plantagineus W. Savage 1979-7-10 1538 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest Comment
  UC619259  Erigeron eatonii var. plantagineus J. and H. W. Grinnell 1938-6-16 1113 Modoc Cedar Pass summit Warner Mountains 1935 Comment
  CAS-BOT-BC42766  Erigeron elegantulus John Thomas Howell 1934-6-30 12261 Modoc Duncan Horse Camp. 1355 Comment
  RSA245024  Erigeron elegantulus D. H. Norris, Nelson, Dowty 1971-6-23 s.n. Modoc along the South fork of the Pit River, about 6 miles east of Likely Comment
  CAS-BOT-BC49627  Erigeron filifolius Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10611 Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mountains, Modoc N.F. 1889 Comment
  CAS-BOT-BC49628  Erigeron filifolius Annie Montague Alexander; L. Kellogg 1946-7-17 4999 Modoc South Fork Davis Creek, Warner Mountains 1676 Comment
  POM203066  Erigeron filifolius J. T. Howell 1934-6-30 12283 Modoc Duncan Horse Camp. Comment
  CHSC39008  Erigeron filifolius var. filifolius J. D. Jokerst 1983-6-18 1861 Modoc Forest Service Rd 73 0.4 miles south of Crowder Flat Station. East side of road. Comment
  CAS-BOT-BC49619  Erigeron glacialis var. glacialis Annie Montague Alexander; L. Kellogg 1946-7-2 4897 Modoc Dismal Swamp, N end of Warner Mountains 2255 Comment
  UC748367  Erigeron glacialis var. glacialis Annie M. Alexander and Louise Kellogg 1946-7-2 4897 Modoc Dismal Swamp, n end of Warner Mountains; , Dismal Swamp 2255 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
  UCR57499  Erigeron inornatus R. D. Goeden, Don W. Ricker 1989-8-24 890824- 18 Modoc Warner Mtns., Modoc National Forest, just west of Fandango Pass 1841 Comment
  CAS-BOT-BC49636  Erigeron inornatus var. inornatus Bruce Bartholomew 1989-8-10 5047 Modoc 8.7 km E of Day on County Road 94. Comment
  RSA504615  Erigeron inornatus var. inornatus Bruce Bartholomew, B. Anderson 1988-7-21 4405 Modoc 2.1 km SSE of Day on the road to state Highway 299 1020 Comment
  CAS-BOT-BC49649  Erigeron linearis John Thomas Howell 1934-6-3 12252 Modoc Duncan Horse Camp. 1355 Comment
  JEPS29177  Erigeron linearis Lauramay T. Dempster 1961-6-18 1692 Modoc peak just s of Cedar Pass 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
  JEPS41566  Erigeron linearis L. S. Smith 1919-6-5 1116 Modoc Deep Creek Warren Mts., Deep Creek 1584 Comment
  UC1035993  Erigeron linearis Helen K. Sharsmith 1955-6-23 4492 Modoc 6.7 mi e Cedar Campground (just s of State Highway 29); Warner Mountains, Modoc National Forest 1859 Comment
  UC485111  Erigeron lonchophyllus Mrs. R. M. Austin 1885-8-1 Modoc Goose Lake Valley Comment
  SD61002  Erigeron philadelphicus Darley F. Howe 1964-8-1 Modoc Harvey Creek, Modoc National Forest. Warner Mountains. 1830 Comment
  UC748388  Erigeron philadelphicus var. philadelphicus Annie M. Alexander and Louise Kellogg 1946-8-10 5149 Modoc 0.5 mi beyond Porter Resvr. Rd. (small camp in firs for hunters); Warner Mountains Comment
  UC912332  Erigeron pumilus var. intermedius F. H. Frost 1925-7-12 41 Modoc Stow's Meadow Warner Mts. Cedar Canyon, Stow's Meadow Comment
  CAS-BOT-BC197831  Eriogonum caespitosum Elmer Ivan Applegate 1932-7-9 7605 Modoc Bidwell Mountain, Warner Mts. Comment
  CHSC117047  Eriogonum douglasii var. meridionale Lowell Ahart; John Dittes 2016-6-6 20950 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CAS-BOT-BC197819  Eriogonum elatum Bruce Bartholomew; Barrett Anderson 1988-7-23 4557 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  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-BC197805  Eriogonum heracleoides var. heracleoides Leland S. Smith 1917-7-11 96 Modoc Granger Mill Camp. 2133 Comment
  CAS-BOT-BC197809  Eriogonum heracleoides var. heracleoides Louis Cutter Wheeler 1935-8-2 3750 Modoc Twenty Mile Creek, Warner Mts. 2225 Comment
  CAS-BOT-BC197815  Eriogonum heracleoides var. heracleoides Bruce Bartholomew; Barrett Anderson 1990-7-20 5483 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CHSC109507  Eriogonum heracleoides var. heracleoides L. P. Janeway; B. Castro 2012-7-26 11001 Modoc Warner Mountains. Along Highgrade National Recreation Trail 0.9 km south of Little Lily Lake and 1.4 air km north of Mt. Vida. 2340 Comment
  JEPS80925  Eriogonum heracleoides var. heracleoides J. P. Smith and J. O. Sawyer 1973-8-8 7243 Modoc s slopes of Eagle Peak Eagle Peak 2560 Comment
  POM229188  Eriogonum heracleoides var. heracleoides Louis C. Wheeler 1935-8-2 3750 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  RSA509466  Eriogonum heracleoides var. heracleoides G. R. Ballmer 1988-7-21 s.n. Modoc Warner Mountains, Bidwell Mounatain, approx. 3 miles S of Oregon border in extreme NE corner of state Comment
  SEINET5330206  Eriogonum heracleoides var. heracleoides A. Sanger 1996-7-12 2413 Modoc Paynes Peak, along crest, near radio tower 2182 Comment
  CAS-BOT-BC197798  Eriogonum microthecum var. microthecum John Thomas Howell 1934-6-13 12098 Modoc Patterson Mill Road, Warner Mts. 1676 Comment
  CAS-BOT-BC211417  Eriogonum nudum var. pubiflorum Robert J. Weatherby 1955-7-8 1637 Modoc 3 miles N of Ft. Bidwell, northern Warner Mts. 1554 Comment
  CAS-BOT-BC211438  Eriogonum nudum var. pubiflorum John Thomas Howell 1935-6-12 11985 Modoc Surprise Station. Comment
  CAS-BOT-BC211448  Eriogonum nudum var. pubiflorum Bruce Bartholomew 1991-8-5 6076 Modoc Summit Trail, between Squaw Peak and Pepperdine, W side of Warner Mts. 2240 Comment
  CHSC113993  Eriogonum nudum var. pubiflorum L. P. Janeway 2014-7-7 11440 Modoc Warner Mountains. East side of crest of Warner Mountains 2.3 air-km east of Cedar Pass; along Road 43N07 1.4 road-km east of Stough Reservoir. 2000 Comment
  CHSC117363  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes 2016-7-14 21188 Modoc About 30 yards west of the Fishing Access Sign, south side of a poor dirt road, About 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area, 1 mile (air) south of County Road 87, 1.7 miles (air) southwest of Adin, Big Valley. 1276 Comment
  JEPS56618  Eriogonum nudum var. pubiflorum W. L. Jepson 1918-8-6 7845 Modoc Surprise Valley 1447 Comment
  RSA216054  Eriogonum nudum var. pubiflorum J. L. Gentry Jr., Earl Jensen Jr. 1968-7-4 2114 Modoc 3.9 miles west of Highway junction California 139 and California 299, on California 299 at Pit River. 1341 Comment
  SEINET11261580  Eriogonum nudum var. pubiflorum Richard R. Halse 1991-7-28 4244 Modoc Along State Hwy 139, 13 miles northwest of its junction with State Hwy 299.; 0 1469 Comment
  NY762341  Eriogonum nudum var. pubiflorum B. M. Bartholomew 1988-6-23 4245 Modoc 4.2 km northwest of Day. Fall River Mills 15' Quad. Comment
  RSA78895  Eriogonum nudum var. pubiflorum E. K. Balls, Percy C. Everett 1952-10-11 18161 Modoc About junction of road to lookout with Highway 139, between Alturas and Klamath Falls 1402 Comment
  UCR40347  Eriogonum ovalifolium G. R. Ballmer, G. F. Pratt 1985-7-15 s.n. Modoc Warner Mtns., near the summit of Mount Bidwell 2500 Comment
  RSA239159  Eriogonum prociduum James L. Reveal 1971-6-22 2462 Modoc Along Hwy 395, 3.5 miles north of the jct. of Hwy 395 with Hwy 299, and 1.2 miles north of the Chimney Rock Turnoff. 1402 Comment
  CAS-BOT-BC211351  Eriogonum spergulinum var. reddingianum Elmer Ivan Applegate 1932-8-3 8104 Modoc East branch of Mill Creek, Mill Creek Meadows, west slope Warner Mts. Comment
  HSC75590  Eriogonum spergulinum var. reddingianum G. M. Riegel 1980-8-6 1000 Modoc South Warner Mtns. 1670 Comment
  CAS-BOT-BC211377  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1984-7-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Road. 1371 Comment
  CAS-BOT-BC211387  Eriogonum sphaerocephalum var. halimioides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 134 Modoc Above Parker Creek. Modoc National Forest Comment
  CAS-BOT-BC211390  Eriogonum sphaerocephalum var. halimioides John Thomas Howell 1934-7-1 12300 Modoc Duncan Horse Camp. 1355 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
  NY283115  Eriogonum sphaerocephalum var. halimioides Anonymous 1981-6-29 57 Modoc South of Goose Lake 1450.9 Comment
  NY283124  Eriogonum sphaerocephalum var. halimioides F. M. Ownbey 1940-7-1 2151 Modoc On Talus Slopes, Cedar Peak, Warner Mountains. Comment
  NY283125  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1983-7-29 83116- 6 Modoc 1.1 mile North of Stowe Reservoir Campground, North of Cedar Pass, Warner Mountains. 2087.9 Comment
  SJSU9540  Eriogonum sphaerocephalum var. halimioides W. Savage 1979-7-3 1279 Modoc Triangle: Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC585152  Eriogonum sphaerocephalum var. halimioides E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1797 Modoc hill above Lake City 1515 Comment
  UC711867  Eriogonum sphaerocephalum var. halimioides Roxana S. Ferris and Laura Lorraine 1941-8-14 10594 Modoc 3 mi on the road to Eagleville Patterson Ranger Station; Warner Mountains, Modoc National Forest Comment
  UC849735  Eriogonum sphaerocephalum var. halimioides Lewis S. Rose 1940-6-11 40510 Modoc 7 mi n Adin (Indian Spring); Indian Spring 1524 Comment
  RSA97511  Eriogonum sphaerocephalum var. halimioides Beecher Crampton 1954-7-7 2122 Modoc Low clumps among boulders; volcanic plateau, Juniper-Sagebrush assoc Collis Ranch, County rd. 56, 6 mi. east of Alturas. Comment
  SEINET5331612  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1962-7-8 s.n. Modoc North of Cedar Pass. 2134 Comment
  CAS-BOT-BC211362  Eriogonum strictum subsp. anserinum Elmer Ivan Applegate 1936-7-5 10524 Modoc Lava Beds National Monument. Junction of Medicine Lake and Indian Cave Road. Comment
  SEINET5512264  Eriogonum strictum subsp. proliferum J. C. Beatley 1964-1 Modoc Tule Lake Area. Drainage area: Tule Lake 1829 Comment
  NY283218  Eriogonum strictum var. anserinum M. J. Williams 1988-5-30 8826- 2 Modoc Jess Valley, south of roadside rest 1524.0 Comment
  CAS-BOT-BC497224  Eriogonum strictum var. proliferum Margaret J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CAS-BOT-BC211331  Eriogonum umbellatum var. glaberrimum J. L. Reveal; Darin Scott Reveal 1978-8-11 4825 Modoc Warner Mts., along Modoc Co. Rd. 2 from near New Pine Creek to Fort Bidwell, 0.3 mi. W of Poison Lake turnoff. 1920 Comment
  UCD101449  Eriogonum umbellatum var. hausknechtii J. P. Smith; J. O. Sawyer 1973-8-8 7230 Modoc at or near the summit of Eagle Peak. 2987 Comment
  JEPS126556  Eriogonum umbellatum var. modocense Lowell Ahart, John Dittes 2016-6-6 20946 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  NY399210  Eriogonum umbellatum var. modocense J. L. Reveal 1971-6-22 2461 Modoc Along U.S. highway 395 at Davis Creek 1453.9 Comment
  RSA0118775  Eriogonum umbellatum var. modocense Lawrence P. Janeway, B. Castro 2012-7-24 10962 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  UC1540182  Eriogonum umbellatum var. modocense Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer 1987-8-9 9274 Modoc Dry Lake 1341 Comment
  CAS-BOT-BC197784  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-7-9 7599 Modoc Bidwell Mountain, Warner Mts. Comment
  UC412839  Eriogonum umbellatum var. nevadense Milo S. Baker Modoc near Egg Lake Comment
  HSC17359  Eriogonum umbellatum var. nevadense M. T. Milligan 1965-6-27 372 Modoc E slope of eroded volcanic plateau. 1677 Comment
  CAS-BOT-BC197617  Eriogonum umbellatum var. polyanthum John Thomas Howell 1934-7-1 12327 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC197623  Eriogonum umbellatum var. polyanthum Margaret J. Williams; et al 1988-5-30 88- 26 -2 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  RSA647843  Eriogonum umbellatum var. polyanthum W. P. Armstrong 1964-7-12 s.n. Modoc Rocky, sun, dry, ass. Ribes, Castilleja. Comment
  NY399297  Eriogonum umbellatum var. torreyanum L. C. Wheeler 1935-8-3 3773 Modoc Pine Creek 1950.7 Comment
  CAS-BOT-BC197590  Eriogonum vimineum Alice Eastwood; John Thomas Howell 1940-6-13 8172 Modoc Cedarville. Comment
  CHSC85427  Eriogonum vimineum John Dittes; Josephine Guardino 1991-8-24 460 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; edge of Highgrade Road. 2087 Comment
  SJSU9539  Eriogonum vimineum W. Savage 1979-7-3 1278 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC197596  Eriogonum vimineum Harvey Monroe Hall 1925-8-30 12210 Modoc Mountain slopes, E side Goose Lake. Comment
  CAS-BOT-BC49559  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-23 4563 Modoc Near Poison Lake ca. 5 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2000 Comment
  CAS-BOT-BC49566  Eriophyllum lanatum Barrett Anderson 1986-7-10 3192 Modoc West Warner Rd N of North Fork of Pine Creek. 1965 Comment
  JEPS127711  Eriophyllum lanatum Alejandro Brambila, Michael Dolan 2016-7-20 CA 320 -166 Modoc Old railroad trail from Jess Valley Road. Head south Comment
  CHSC112350  Eriophyllum lanatum var. achilleoides L. P. Janeway; B. Castro 2014-2-6 11283 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  UC566744  Eriophyllum lanatum var. achilleoides F. H. Frost 1925-7-13 77 Modoc summit Cedar Canyon; Warner Mts., Cedar Canyon Comment
  RSA14501  Eriophyllum lanatum var. achilleoides Elmer I. Applegate 1929-6-24 5892 Modoc Between Alturas and Davis Creek Comment
  CHSC107349  Erodium cicutarium Lowell Ahart; John Dittes 2011-6-22 17538 Modoc At the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1262 Comment
  UC635846  Eryngium alismifolium Louis C. Wheeler 1935-8-21 3900 Modoc Pine Spring, Devils Garden 1524 Comment
  CAS-BOT-BC497205  Eryngium alismifolium Louis C. Wheeler 1935-8-21 3900 Modoc Davil's Garden: Pine Spring 1524 Comment
  HSC93553  Eryngium articulatum G. Fred Hrusa, T. D. Wilfred 1996-7-21 13298 Modoc Low drainage adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn., N end of Big Valley 1500 Comment
  RSA210855  Eryngium articulatum R. F. Thorne, C. W. Tilforth 1969-9-4 39059 Modoc 2 mi W of Davis Creek (town), S of Goose Lake. 1433 Comment
  POM126828  Eryngium articulatum M. S. Baker s.n Modoc [No locality information on label] Comment
  UC1748318  Eryngium mathiasiae James D. Jokerst 1986-8-10 2753 Modoc S of Doublehead Mountain (at Rimrock Lake) 1341 Comment
  CDA38313  Eryngium mathiasiae J. Kelley 1981-7-27 s.n. Modoc Highway 139, Alturas. 0 Comment
  RSA520352  Erysimum capitatum Bruce Bartholomew, B. Anderson 1989-6-3 4897 Modoc Ca 9 km SSW of Timber Mountain. 1370 Comment
  UC10548  Erysimum capitatum Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC58332  Erysimum capitatum var. capitatum Bruce Bartholomew; Barrett Anderson 1989-6-3 4897 Modoc ca. 9 km SSW of Timber Mountain. 1370 Comment
  JEPS53547  Erysimum repandum W. L. Jepson 1918-8-6 7850 Modoc Surprise Valley 1447 Comment
  CAS-BOT-BC229901  Erythranthe breviflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6470 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  CAS-BOT-BC234509  Erythranthe guttata Bruce Bartholomew; Barrett Anderson 1988-7-21 4465 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC234519  Erythranthe latidens Bruce Bartholomew 1993-6-12 6577 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC234524  Erythranthe lewisii Annie Montague Alexander; L. Kellogg 1946-7-24 5064 Modoc Trail to Emerson Camp, Pear Camp Flat. Comment
  CAS-BOT-BC234505  Erythranthe microphylla K. Paulson 1978-6-24 s.n. Modoc Curtis Water Hole. Comment
  CAS-BOT-BC234515  Erythranthe microphylla Bruce Bartholomew 1991-7-4 5921 Modoc Miller Flat. 1620 Comment
  CAS-BOT-BC234479  Erythranthe moniliformis Bruce Bartholomew 1989-8-12 5130 Modoc Deep Creek, E side of Warner Mountains. 1920 Comment
  CAS-BOT-BC234458  Erythranthe primuloides Bruce Bartholomew 1995-7-30 7067 Modoc NE side of Big Valley Mountains, W of Lookout Junction. 1310 Comment
  CAS-BOT-BC234460  Erythranthe primuloides Bruce Bartholomew; Barrett Anderson 1988-7-23 4570 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC190754  Eschscholzia californica John Thomas Howell 1934-6-30 12284 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC402921  Eschscholzia californica Elmer I. Applegate 1935-6-12 9523 Modoc Lava Beds National Monument. Caldwell Butte, south slope Comment
  CHSC85146  Eschscholzia californica subsp. californica John Dittes; Josephine Guardino 1991-7-21 399 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  RSA520358  Eschscholzia californica subsp. californica Bruce Bartholomew, B. Anderson 1989-6-3 4917 Modoc 9 km W of County Route 91 along the N side of the Pit River 1340 Comment
  UCD142822  Euphorbia serpillifolia Herbert L. Mason; Verne Grant 1947-7-10 13325 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC218208  Euphorbia spathulata Margaret J. Williams 1988-5-30 88- 26 -12 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC15162  Eurybia integrifolia Elmer Ivan Applegate 1932-8-7 8241 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  UC748364  Eurybia integrifolia Annie M. Alexander and Louise Kellogg 1946-8-9 5130 Modoc Patterson Lake Trail Warner Mountains Comment
  CAS-BOT-BC247717  Festuca idahoensis John Thomas Howell 1934-7-3 12376 Modoc 5 mi. S of Hackamore. Comment
  HSC9860  Festuca idahoensis R. C. Wunner 1965-7-1 319 Modoc Lava Beds N.M. Near Indian Well campground. 1433 Comment
Read comments
Aug 20 2013
  POM203058  Festuca idahoensis J. T. Howell 1934-6-30 12293 Modoc Duncan Horse Camp. Comment
  UC1024957  Festuca idahoensis Leo Whitney 1935-7-29 3378 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  JEPS69238  Festuca idahoensis Leland S. Smith 1917-7-15 860 Modoc Comment
  UC1037140  Festuca pratensis Leo Whitney 1935-6-29 3359 Modoc Alturas Comment
  CAS-BOT-BC179185  Floerkea proserpinacoides C. L. Hitchcock 1940-5-27 6696 Modoc 15 mi. NE of Alturas. 1615 Comment
  RSA101368  Floerkea proserpinacoides R. Weatherby 1955-7-7 1614 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  CHSC118328  Frasera albicaulis var. modocensis L. P. Janeway 2016-5-19 12097 Modoc Modoc Plateau. Devils Garden area; along Crowder Flat Road (Road 73/48N08) 1.8 road-km south of Road 73/181/47N09; about 1.8 air-km south-southeast of Janes Reservoir. 1548 Comment
  UC22607  Fraxinus latifolia Milo S. Baker Jun 8 1893-Jun 25 1893 Modoc Egg Lake, Lava Bed side Egg Lake Comment
  CAS-BOT-BC242109  Fritillaria atropurpurea Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6002 Modoc Cedar Pass, Warner Mts. 1920 Comment
  HSC15547  Fritillaria atropurpurea M. T. Milligan 1967-6-15 653 Modoc N end of Jess Valley 1616 Comment
  JEPS61942  Fritillaria pudica Frances D. Payne 1932-4-22 386 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UCD124909  Galeopsis tetrahit Herbert L. Mason; Verne Grant 1947-7-12 13417 Modoc Near south end of west side road, Pit River Valley, south of Alturas. Comment
  CAS-BOT-BC225042  Galium aparine Bruce Bartholomew; Barrett Anderson 1989-6-3 4880 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 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
  RSA101360  Galium aparine R. Weatherby 1955-7-8 1623 Modoc 6 miles N of Ft. Bidwell. Northern Warner Mtns. 1738 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
  UC416629  Galium aparine Mrs. R. M. Austin Aug. 1894 125 Modoc above Alturas; Pitt River Comment
  CAS-BOT-BC225061  Galium bifolium Bruce Bartholomew 1990-6-15 5243 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  CAS-BOT-BC248365  Galium glabrescens subsp. modocense B. Bartholomew; H. Sun 2002-6-24 8848 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  HSC80868  Galium glabrescens subsp. modocense G. M. Riegel 1980-8-28 1100 Modoc S Warner Mtns., S Warner Wilderness Area 2676 Comment
  UC1485931  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-8-22 1100 Modoc 3/4 mi s Squaw Peak (1/4 mi e of Summit Trail); Modoc Nat. Forest, S Warner Mt. Wilderness Area 2084 Comment
  UC1736402  Galium grayanum var. nanum Dean W. Taylor 1989-8-5 10467 Modoc Warner Mountains; North Emerson Lake, cirque above the lake 2392 Comment
Read comments
Feb 1 2007
  CAS-BOT-BC225074  Galium mexicanum subsp. asperulum Bruce Bartholomew 1989-8-13 5146 Modoc Ambose Canyon at Lassen County boundary. 1800 Comment
  SBBG18758  Galium serpenticum C. B. Hardham 1961-6-20 7865 Modoc mouth of Pine Crk Cyn 1554 Comment
  JEPS27649  Galium serpenticum subsp. warnerense Ehrendorfer and Stebbins 1959-6-28 5911 Modoc plateau Mt. Bidwell (top and s rim) 2438 Comment
  UC1192008  Galium trifidum var. pacificum Verne Grant and Irving Schneider 1947-8-24 8254 Modoc in creek Warner Mountains, Jess Valley Comment
  CAS-BOT-BC225084  Galium triflorum Bruce Bartholomew; Barrett Anderson 1988-7-22 4531 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  POM204135  Gayophytum decipiens J. T. Howell 1934-6-14 12125 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  UCR77777  Gayophytum diffusum subsp. parviflorum B. Bartholomew 1991-7-6 5966 Modoc 2.4 km west of County Road 91 [on?] Forest Service Road 42N03 1340 Comment
  SD135582  Gayophytum diffusum subsp. parviflorum B. Bartholomew 1989-7-14 4948 Modoc Ca. 8.0 km NE of Egg Lake and 2.5 km E of Survice Gulch. 1340 Comment
  UC1075753  Gayophytum heterozygum Robert J. Weatherby 1955-7-8 1609 Modoc 7 mi n Fort Bidwell 1874 Comment
  RSA165628  Gayophytum humile Clare B. Hardham 1961-6-17 7516 Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  JEPS27566  Gayophytum racemosum Milo S. Baker 1893-6 Modoc near Forestdale Comment
  NY999596  Gayophytum racemosum M. S. Baker 1894-6-29 s.n. Modoc Big Valley Comment
  CAS-BOT-BC190818  Gayophytum ramosissimum John Thomas Howell 1934-6-30 12281 Modoc Duncan Horse Camp. 1355 Comment
  UC71845  Gayophytum ramosissimum Mrs. M. H. Manning 1902-7 236 Modoc near Ft. Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC180114  Gentiana affinis var. ovata Bruce Bartholomew 1989-8-12 5106 Modoc ca. 3.2 airline miles W of Patterson Ranger Station on road to Jess Valley. 2060 Comment
  POM260876  Geranium richardsonii Alice Eastwood, J. T. Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  CAS-BOT-BC180070  Geranium viscosissimum Elmer Ivan Applegate 1932-7-31 7975 Modoc Mill Creek Meadow. Comment
  CAS-BOT-BC180080  Geranium viscosissimum Annie Montague Alexander; L. Kellogg 1946-6-12 4726 Modoc 1 mi. E of Lake City. 1414 Comment
  UC711844  Geranium viscosissimum Roxana S. Ferris and Laura Lorraine 1941-8-13 10544 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest, East Creek 2164 Comment
  UC748253  Geranium viscosissimum Annie M. Alexander and Louise Kellogg 1946-7-12 4986 Modoc Twelve Mile Creek, ne corner of Modoc County Twelve Mile Creek Comment
  CAS-BOT-BC180069  Geranium viscosissimum Elmer Ivan Applegate 1897-6-4 864 Modoc Summit of pass between Pit River and Madeline Plain. Comment
  CAS-BOT-BC214654  Geum macrophyllum Elmer Ivan Applegate 1932-8-2 8094 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  UC71600  Geum macrophyllum Mrs. M. H. Manning 1903-6 172 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  CAS-BOT-BC214672  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CAS-BOT-BC214682  Geum triflorum Leland S. Smith 1917-7-2 60 Modoc Shields Creek. 2316 Comment
  CHSC67129  Geum triflorum James D. Jokerst 1987-5-12 2844 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Vernal pools and margins of woods surrounding pools. Comment
  UCD113296  Geum triflorum Beecher Crampton 1960-6-17 5705 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles northeast Happy Camp Station. 1280 Comment
  CAS-BOT-BC214667  Geum triflorum Fred. P. Cronemiller 1920-7-1 19 Modoc Lost Canyon, Bieber Range. 1463 Comment
  UC1536916  Geum triflorum Gordon H. True Jr. 1938-5-25 916 Modoc Adin Summit 1524 Comment
  UC465638  Geum triflorum M. F. Gilman 637 Modoc Comment
  POM140053  Geum triflorum var. ciliatum Milo S. Baker 1893-1 s.n. Modoc Forestdale Comment
  CAS-BOT-BC190706  Gilia brecciarum subsp. brecciarum Elmer Ivan Applegate 1936-5-12 10284 Modoc Top of Petroglyph Butt, Lava Bed National Monument. Comment
  CAS-BOT-BC190694  Gilia inconspicua Elmer Ivan Applegate 1935-6-7 9395 Modoc Thomas Massacre area, Lava Beds National Monument. Comment
  CAS-BOT-BC190688  Gilia leptomeria Bruce Bartholomew 1991-6-22 5849 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  NY964544  Gilia leptomeria B. M. Bartholomew 1991-6-22 5849 Modoc East side of Surprise Valley, 9.6 km east of Eagleville at the Nevada Border 1520 Comment
  CAS-BOT-BC190678  Gilia modocensis Bruce Bartholomew 1991-5-24 5723 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  CAS-BOT-BC190659  Gilia salticola C. C. (Mrs.) Bruce 1898-6-1 2328 pp Modoc Near Likely. Comment
  NY964020  Gilia salticola B. M. Bartholomew 1991-6-22 5844 Modoc East side of Surprise Valley, 9.6 km east of Eagleville at the Nevada Border 1520 Comment
  CAS-BOT-BC190663  Gilia sinistra subsp. sinistra Louis Cutter Wheeler 1935-8-13 3833 Modoc Barnes Creek, Warner Mts. 1828 Comment
  CAS-BOT-BC218303  Glaux maritima Bruce Bartholomew 1991-10-13 6123 Modoc Just N of Surprise Valley Mineral Hot Springs, ca. 8 km W of Cedarville, Surprise Valley. 1320 Comment
  RSA323604  Glaux maritima A. Tiehm, Susan Cochrane, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Mineral Wells on east side of Alkali Lake. Comment
  RSA252379  Glyceria borealis R. F. Thorne, C. W. Tilforth 1969-9-5 39158 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  JEPS69275  Glyceria elata Leland S. Smith 1918-8-18 1040 Modoc South Fork East Creek; Modoc National Forest, Eagle Peak Range 2499 Comment
  RSA424793  Gratiola ebracteata Louis C. Wheeler 1935-8-22 3909 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  CAS-BOT-BC229885  Gratiola heterosepala Bruce Bartholomew; Barrett Anderson 1990-7-19 5430 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC229889  Gratiola neglecta Herbert Louis Mason; Verne Grant 1947-7-12 13393 Modoc Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  CAS-BOT-BC229892  Gratiola neglecta John Thomas Howell 1934-6-15 12201 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC95533  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4684 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC95534  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4693 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  CAS-BOT-BC95535  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4692 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  RSA520366  Grayia spinosa Bruce Bartholomew, B. Anderson 1989-4-29 4682 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 457 Comment
  CAS-BOT-BC49539  Grindelia hirsutula Bruce Bartholomew; Barrett Anderson 1988-7-21 4403 Modoc 2.1 km SSE of Day on the road to state Hwy 299. 1020 Comment
  CAS-BOT-BC49546  Grindelia hirsutula John Thomas Howell 1934-6-30 12271 Modoc Duncan Horse Camp. Comment
  CHSC85168  Grindelia nana John Dittes; Josephine Guardino 1991-8-23 448 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
  SEINET7725990  Habenaria sparsiflora Unknown 1886-1 Modoc Comment
  CAS-BOT-BC54091  Hackelia cusickii K. Paulson; Robert Paulson 1989-5-21 116 Modoc Crowder Flat Road, Devil's Garden. 1341 Comment
  UCSB30292  Hackelia cusickii Hardham, Clare 1961-6-18 Modoc Hills 3 miles east of Cedar Pass 1828 Comment
  HSC80931  Hackelia micrantha G. M. Riegel 1979-7-23 573 Modoc S Warner Mtns. 1829 Comment
  HSC5799  Helianthella californica subsp. nevadensis M. S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC49502  Helianthus cusickii Mrs. H. C. Cantelow 1940-5-31 3085 Modoc 3 mi. E of Canby. Comment
  OBI48585  Helianthus cusickii Lewis S. Rose 1940-6-11 40512 Modoc Canby 1326 Comment
  CAS-BOT-BC54063  Heliotropium curassavicum Elmer Ivan Applegate 1897-6-7 901 Modoc E side of Tule Lake. Comment
  CAS-BOT-BC54064  Heliotropium curassavicum Bruce Bartholomew 1989-8-11 5058 Modoc Along W side of Goose Lake, 3.5 km S of the Oregon border on National Forest Road 48. 1430 Comment
  UC1597521  Hemizonella minima Mrs. R. M. Austin Modoc Comment
  CAS-BOT-BC180043  Hesperochiron californicus Edward Kent Balls 1950-5-11 14617 Modoc 8 mi. N of Lake City, W shore of Upper Lake. 1402 Comment
  RSA0128984  Hesperochiron californicus Bruce Bartholomew, B. Anderson 1988-5-14 4209 Modoc Southwest corner of Big Sage Reservoir. 1500 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
  CAS-BOT-BC179175  Hesperolinon micranthum Herbert L. Mason 1946-7-13 13448 Modoc W end of Fandango Pass, near Goose Lake. Comment
  UC1212421  Hesperolinon micranthum Herbert L. Mason 1947-8-9 13486 Modoc 33.2 mi e of Alturus (Ridge n of Cedar Camp, near Cedar Pass, Warner Mountains); Warner Mountains Comment
  UC54113  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
  CAS-BOT-BC225788  Heuchera cylindrica Annie Montague Alexander; L. Kellogg 1946-7-3 4902 Modoc Fort Bidwell Creek Canyon, 3.5 mi. W of Fort Bidwell. Comment
  CAS-BOT-BC225794  Heuchera cylindrica Elmer Ivan Applegate 1932-8-1 8057 Modoc Near summit of Warren Peak, Warner Mts. Comment
  HSC20200  Heuchera cylindrica M. T. Milligan 1966-7-5 552 Modoc E of Jess Valley 1829 Comment
  HSC20199  Heuchera cylindrica R. C. Wunner 1965-6-19 212 Modoc Lava Beds National Monument, Hidden Valley 1616 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
  CAS-BOT-BC497344  Heuchera rubescens var. glandulosa G. Schoolcraft 1999-6-9 2832 Modoc Lower slopes of Warner Mtns., 2.5 mi N of Eagleville 1584 Comment
  HSC69529  Hieracium albiflorum Gary Schoolcraft 1980-7-22 325 Modoc Lake City Canyon 1890 Comment
  UC565557  Hieracium albiflorum F. H. Frost 1925-7-24 Modoc Clear Lake Warner Mts. Comment
  JEPS36585  Hieracium nudicaule Milo S. Baker 1893-7-3 Modoc Comment
  CAS-BOT-BC49483  Hieracium scouleri Francis Dorris Payne 1929-7-20 104 Modoc Parker Creek, Warner Mtns. 1584 Comment
  CAS-BOT-BC49484  Hieracium scouleri Elmer Ivan Applegate 1932-7-31 7957 Modoc Mill Creek Meadow, Warner Mountains Comment
  CAS-BOT-BC49485  Hieracium scouleri Alice Eastwood; John Thomas Howell 1940-6-15 8284 Modoc About 15 mi. N of Lookout. Comment
  CAS-BOT-BC49516  Hieracium scouleri Elmer Ivan Applegate 1932-8-7 8236 Modoc Lily Lake, Bidwell Pass, Warner Mountains 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
  CHSC109466  Hieracium scouleri L. P. Janeway; B. Castro 2012-7-28 11035 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). 1938 Comment
  CHSC38986  Hieracium scouleri J. D. Jokerst 1983-6-18 1860 Modoc Forest adjacent to meadow. 0.4 miles south of Crowder Flat on forest service road 73. Comment
  SJSU7632  Hieracium scouleri H. C. Buckalew 1961-7-4 Modoc near Stowe Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts Comment
  RSA540061  Hieracium scouleri Bruce Bartholomew, B. Anderson 1990-7-19 5418 Modoc Top of Hunters Ridge south of Rush Creek. 1960 Comment
  UC485537  Hieracium scouleri M. F. Gilman 643 Modoc Comment
  SEINET191602  Holodiscus discolor var. glabrescens Marion Ownbey, Fred G. Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  SEINET195679  Holodiscus dumosus var. glabrescens Annie M. Alexander, Louise Kellogg 1946-7-23 5061 Modoc Emerson Peak, Warner Mountains Comment
  CAS-BOT-BC214695  Holodiscus microphyllus var. glabrescens Robert Patterson; Mona Bourell 1993-8-15 5248 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC214699  Holodiscus microphyllus var. glabrescens Bruce Bartholomew 1990-8-4 5626 Modoc Slope on NE side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts. 2520 Comment
  RSA584728  Holosteum umbellatum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6519 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  CAS-BOT-BC247684  Hordeum brachyantherum subsp. brachyantherum Bruce Bartholomew 1989-8-11 5096 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  JEPS74020  Hordeum brachyantherum subsp. brachyantherum Frances D. Payne 1932-7-3 592 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  HSC80844  Hordeum brachyantherum subsp. californicum G. M. Riegel 1980-8-5 987 Modoc S Warner Mtns. 2100 Comment
  SEINET190959 Image available Hordeum geniculatum A. A. Beetle 1941-5-29 2839 Modoc Near summit of Mt. Adin. 1829 Comment
  UCD85909  Hordeum marinum subsp. gussoneanum L. Whitney 1935-5-30 3158 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
  CAS-BOT-BC214711  Horkelia fusca var. pseudocapitata Elmer Ivan Applegate 1932-7-9 7616 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC181964  Hosackia crassifolia Bruce Bartholomew; Barrett Anderson 1988-7-21 4601 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  SD87678  Hydrophyllum capitatum Frank W. Peirson 1926-6-25 6875 Modoc Warner MTs. Cedarville Rd. 1 mi E of summit. Comment
  CAS-BOT-BC179324  Hydrophyllum capitatum var. alpinum L. A. M. Black 1894-4-1 107 Modoc Davis Creek. Comment
  CAS-BOT-BC180028  Hydrophyllum capitatum var. alpinum E. S. Willits 1940-5-4 215 Modoc Willow Ranch. Comment
  RSA77052  Hydrophyllum capitatum var. alpinum F. W. Peirson 1926-6-25 6875 Modoc small side canyon on Cedarville road 1 mile W of summit of Warner Mts. Comment
  SEINET3156124  Hydrophyllum capitatum var. alpinum E. K. Balls 1950-5-11 14627 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8 mile Creek. 1463 Comment
  UC748115  Hydrophyllum capitatum var. alpinum Annie M. Alexander and Louise Kellogg 1946-7-24 5077 Modoc Bear Camp Flat; Warner Mountains 2286 Comment
  JEPS1627  Hydrophyllum capitatum var. alpinum Leland S. Smith 1918-8-13 1073 Modoc Camp One Comment
  RSA520465  Hydrophyllum capitatum var. alpinum K. Paulson, R. Paulson 1989-6-14 127 Modoc 1.5 miles NE of Cedar Pass, Warner Mts. 1905 Comment
  RSA727897  Hymenolobus procumbens Noel Holmgren, Patricia K. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) E of downtown Cedarville, at turnoff to some hotsprings. 1370 Comment
  CHSC63379  Hymenoxys hoopesii V. H. Oswald; Beth Corbin, Mike Dolan, Allison Sanger 1994-7-9 6371 Modoc Dismal Swamp ca. 6 mi (air) E of Hwy. 395, just S of the Oregon border. Meadow surrounding Dismal Creek. 2206 Comment
  UC69287  Hypericum formosum var. scouleri Mrs. M. H. Manning 1903-7 204 Modoc near Fort Bidwell; n.e. Modoc co. Comment
  CAS-BOT-BC179896  Hypericum scouleri Leland S. Smith 1929-6-1 1436 Modoc Happy Camp. 1524 Comment
  CAS-BOT-BC179107  Iliamna bakeri Dean William Taylor 1988-8-11 10044 Modoc Damon's Butte (ca. 2 mi W of Hwy 139) in summit crater of butte. 1466 Comment
  CAS-BOT-BC190649  Ipomopsis aggregata subsp. aggregata E. H. Steffen 1917-7-1 89 Modoc Granger Ranger Station. 1676 Comment
  UC100829  Ipomopsis congesta Milo S. Baker Modoc Frestdale Comment
  CAS-BOT-BC190639  Ipomopsis congesta subsp. palmifrons K. Paulson; Robert Paulson 1990-6-6 206 Modoc N of Soldier Creek, E side of Warner Mts. 2011 Comment
  UC4305  Iris missouriensis Mrs. R. M. Austin and Bruce Jun 1898 2231 Modoc Goose Lake valley Comment
  RSA59532  Iris missouriensis E. K. Balls 1950-5-20 14806 Modoc 2.1 miles above S Fork Public Camp, aldong S Fork Pit River to Jess Valley 1463 Comment
  CHSC112817  Isatis tinctoria Lowell Ahart; John Dittes 2013-7-25 18962 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
  NY411179  Isatis tinctoria M. J. Williams 1984-6-29 84- 73 --1 Modoc Fandango Pass road, Warner Mountains. 0.8 mi E of Hwy 395. 1463.0 Comment
  NY411180  Isatis tinctoria R. C. Rollins 1981-6-2 81199 Modoc U.S. Hwy. 395, 5 miles south of New Pine Creek, Oregon Comment
  UC2043246  Isatis tinctoria Barbara Ertter 1995-7-1 14457 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  CAS-BOT-BC30186  Isoetes bolanderi Bruce Bartholomew 1991-8-6 6082 Modoc N Emerson Lake, E side of Warner Mts. 2370 Comment
  UCR113019  Isoetes howellii L. C. Wheeler 1935-8-5 3785 Modoc Warner Mtns, Brandy, E fork Bidwell Creek 2409 Comment
  SEINET6164863  Isoetes howellii L. C. Wheeler 1935-8-3 3757 Modoc Warner Mtns; Rock Lake, Pine Creek 1920 Comment
  SD132254  Iva axillaris G. Helmkamp 1990-9-23 H 1 Modoc U. S. Highway 395, 13 miles north of Likely. 1340 Comment
  SBBG8490  Iva axillaris H. and M. Dearing 1939-6-7 3576 Modoc E of Adin Comment
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Apr 21 2015
  CAS-BOT-BC214720  Ivesia gordonii Bruce Bartholomew 1991-8-5 6072 Modoc Summit Trail, NW side of Squaw Peak, W side of Warner Mts. 2480 Comment
  HSC63036  Ivesia gordonii var. ursinorum J. P. Smith, J. O. Sawyer 1973-8-8 7231 Modoc Near summit of Eagle Peak 2988 Comment
  UC1100975  Juncus balticus Herbert L. Mason and Verne Grant 1947-7-9 13318 Modoc Cedar Pass, summit of Warner Range Warner Range 1920 Comment
  UC711865  Juncus bufonius Roxana S. Ferris and Laura Lorraine 1941-8-14 10603 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  CAS-BOT-BC245071  Juncus bufonius var. occidentalis Louis Cutter Wheeler 1935-8-1 3738 Modoc Dismal Swamp. 2225 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
  CHSC109640  Juncus ensifolius Lowell Ahart; John Dittes 2012-7-12 18369 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC1601860  Juncus ensifolius Baker and Nutting 1894-8-25 Modoc Forestdale Comment
  UC1601868  Juncus ensifolius Baker and Nutting 1894-7-6 Modoc Dixie Valley Comment
  CAS-BOT-BC245057  Juncus hemiendytus var. abjectus Bruce Bartholomew 1995-6-3 6958 Modoc Island Meadow N of road between Goose Lake and Crowder Flat Road. 1570 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
  UC1101099  Juncus longistylis Herbert L. Mason 1947-8-13 13534 Modoc n of Canby (ne side of F reservoir) Comment
  UC1100955  Juncus mexicanus Herbert L. Mason 1947-8-13 13536 Modoc n of Canby (ne side of F reservoir) Comment
  CHSC83446  Juncus nevadensis Bill Maslach 2001-7-9 37 Modoc Surprise Valley Rd.; near California/Oregon State line; Twin Lakes, Modoc Co. Near ditch and meadow. 1300 Comment
  UC1142955  Juncus nevadensis A. L. Hormay 1941-6-23 35 Modoc Spaulding Reservoir Modoc National Forest Comment
  UCD141620  Juncus nevadensis Verne Grant; Irving Schneider 1947-7-22 8149 Modoc Headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to south end of Goose Lake. Comment
  SEINET3880406  Juncus nevadensis Alice Eastwood, John Thomas Howell 1940-6-15 8279 Modoc Near Happy Camp Ranger Station about 7 miles S of Hackamore.; 0 Comment
  LA91908  Juncus nevadensis var. nevadensis C. L. Hitchcock; 1940-5-27 6715 Modoc 15 mi. NE of Alturas Comment
  SEINET4856379  Juncus trilocularis Louis C. Wheeler 1935-9-23 4001 Modoc Modoc NF: Pease Flat; Devil's Garden. 1524 Comment
  CAS-BOT-BC21498  Juniperus communis var. montana Bruce Bartholomew 1995-9-3 7183 Modoc From pass between North Emerson Lake and Eagle Basin towards Eagle Peak, E side of Warner Mts. 2510 Comment
  CAS-BOT-BC81206  Juniperus occidentalis Roxana S. Ferris; Rena Duthie 1919-6-13 104 Modoc Parker Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC81212  Juniperus occidentalis Alice Eastwood; John Thomas Howell 1940-6-13 8120 Modoc Near Davis Creek 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
  SBBG128751  Juniperus occidentalis L. Ahart, J. Dittes 2008-8-26 15358 Modoc SE side of Rose Crk, 750 feet SW of confluence of Rose Crk and Pit River, on the NW side of unnamed rd, 2660 feet E of intersection with County Rd 85a, 9.3 mi (air) NNE of Lookout 1276 Comment
  SEINET10531162  Juniperus occidentalis LeRoy E. Detling 1948-5-23 Detling 6245 Modoc Plum Ridge, near Canby. Yellow Pine forest. Pinus ponderosa, P. jeffreyi, Juniperus occidentalis & Arctostaphylos patula. Level plateau; rocky red clay-loam. 1524 Comment
  UCR162658  Juniperus occidentalis subsp. occidentalis David A. Charlet 1992-6-2 979 Modoc S. Warner Mountains, E of Patterson Guard Station 1829 Comment
  RSA210814  Juniperus occidentalis var. occidentalis Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39087 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  RSA93401  Juniperus occidentalis var. occidentalis Milo S. Baker 1936-6-14 8315 Modoc Malin to Quarantine Station Comment
  CAS-BOT-BC225098  Kelloggia galioides Elmer Ivan Applegate 1932-7-31 7986 Modoc Mill Creek Meadows. Comment
  HSC30200  Kelloggia galioides D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19514 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  RSA612598  Kelloggia galioides Louis C. Wheeler 1935-8-14 3836 Modoc Pine Creek. Warner Mtns. 2012 Comment
  RSA520342  Kochia americana Bruce Bartholomew, B. Anderson 1989-6-2 4832 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC247642  Koeleria macrantha Roxana Stinchfield Ferris; R. Duthie 1919-6-13 63 Modoc Above Parker Creek near Modoc National Forest boundary. Comment
  HSC80845  Koeleria macrantha G. M. Riegel 1979-7-31 636 Modoc S Warner Mtns. 1829 Comment
  UC1024946  Koeleria macrantha Leo Whitney 1935-7-2 3326 Modoc ca 17 mi nw Canby; Badger Wells Comment
  UCD85700  Koeleria macrantha A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3379 Modoc Jct. Rt. 39 and road to Modoc Lava Beds Natl. Mon. Comment
  UCD85732  Koeleria macrantha Beecher Crampton; Carl Rimbey 1954-7-8 2182 Modoc west slope of Jess Valley, Warner Mountains, 15 miles east of Likely. 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
  JEPS121199  Lagophylla ramosissima Lowell Ahart, John Dittes 2013-7-25 18946 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
  CAS-BOT-BC497215  Lagophylla ramosissima Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -8 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  UC89214  Lagophylla ramosissima Mrs. R. M. Austin 1894-7-1 Modoc Davis Creek Comment
  CAS-BOT-BC49497  Lagophylla ramosissima subsp. ramosissima John Thomas Howell 1934-6-11 11939 Modoc Parker Creek, Warner Mtns. 1584 Comment
  CAS-BOT-BC54065  Lappula redowskii C. C. (Mrs.) Bruce 1894-9-1 34 Modoc Davis Creek. Comment
  CAS-BOT-BC49453  Lasthenia glaberrima Bruce Bartholomew; Barrett Anderson 1990-7-19 5408 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC181981  Lathyrus brownii Bruce Bartholomew; Barrett Anderson 1988-5-12 4122 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern railroad track. 1290 Comment
  JEPS55340  Lathyrus lanszwertii var. lanszwertii M. F. Gilman c. 1918 544 Modoc Comment
  CAS-BOT-BC181971  Lathyrus rigidus Annie Montague Alexander; L. Kellogg 1946-6-14 4768 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  UC15320  Lathyrus rigidus Mrs. R. M. Austin and Bruce May 1898 2216 Modoc Goose Lake Valley Comment
  UC15346  Lathyrus rigidus Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC49455  Layia glandulosa C. C. (Mrs.) Bruce 1898-6-1 2172 Modoc Near Alturas. Comment
  CAS-BOT-BC49454  Layia glandulosa Mrs. H. C. Cantelow 1940-6-2 3348 Modoc W of Alturas on rd. to Lava Beds National Monument. Comment
  UC30617  Layia glandulosa Mrs. C. C. Bruce 1898-6-1 2172 Modoc near Alturas Comment
  CHSC115829  Lemna minuta Lowell Ahart; John Dittes 2015-7-17 20397 Modoc On the south side of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of county Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. 1279 Comment
  CHSC99245  Lemna minuta Lowell Ahart; John Dittes 2008-6-21 15008 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  UC1101289  Lemna turionifera Verne Grant, Irving Schneider 1947-7-19 8064 Modoc Corporation Ranch s of Alturas (s of South Loop Road); Corporation Ranch Comment
  NY119813  Lepidium chalepense K. Paulson 1990-7-21 214 Modoc Patterson Meadow, Warner Mountains Comment
  NY76539  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 --1 Modoc Northwest of Alturas, north of Highway 299, Crowder Flat Road 1371.6 Comment
  RSA424438  Lepidium latifolium Margaret J. Williams 1984-7-1 84- 89 -1 Modoc NW of Alturas, N of Hwy 299, Crowder Flat road. 1372 Comment
  SBBG30519  Lepidium perfoliatum D. Myrick 1968-6-20 1963 Modoc E edge of Alturas 1332 Comment
  RSA325722  Leptosiphon harknessii A. Tiehm 1984-6-30 8842 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  RSA503046  Leptosiphon nuttallii K. Paulson, R. Paulson 1988-7-9 70 Modoc Near Poison Lake, Warner Mountains 2134 Comment
  RSA504674  Leptosiphon nuttallii Bruce Bartholomew, B. Anderson 1988-6-24 4295 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  UC10692  Lesquerella occidentalis subsp. occidentalis Mrs. C. C. Bruce June 1898 2136 Modoc Lake City Mt. Comment
  CAS-BOT-BC242081  Leucocrinum montanum L. A. M. Black 1894-5-1 110 Modoc Davis Creek. Comment
  CAS-BOT-BC197458  Lewisia nevadensis Bruce Bartholomew 1991-7-7 6005 Modoc Pot Hole Spring. 1890 Comment
  CAS-BOT-BC197460  Lewisia nevadensis Annie Montague Alexander; L. Kellogg 1946-6-15 4780 Modoc Deep Creek. 2194 Comment
  HSC26493  Lewisia nevadensis J. P. Smith, J. O. Sawyer 1972-5-6 5262 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  UC1585400  Lewisia nevadensis R. Raiche and K. Zadnik 1989-7-5 90227 Modoc n Cedar Pass (Soldier Creek drainage); Warner Mts., Cedar Mt. Area 1985 Comment
  CAS-BOT-BC197489  Lewisia rediviva Bruce Bartholomew; Barrett Anderson 1989-6-1 4741 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC197492  Lewisia rediviva K. Paulson; Robert Paulson 1989-5-21 124 Modoc Steele Swamp Road, Devil's Garden. 1371 Comment
  RSA27322  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 miles northeast of Alturas. 1616 Comment
  UCR70871  Lewisia rediviva var. rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 mi NE of Alturas 1616 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  JEPS127723  Leymus cinereus Alejandro Brambila, Michael Dolan 2016-8-24 CA 320 -178 Modoc Graves Reservoir Road Comment
  CAS-BOT-BC247632  Leymus triticoides Leland S. Smith 1917-7-23 144 Modoc Joseph Creek. 1706 Comment
  UC1024976  Leymus triticoides Leo Whitney 1935-7-6 3422 Modoc Crank Springs Comment
  UC1037150  Leymus triticoides Leo Whitney 1935-7-6 3414 Modoc near Lookout; Pit River Comment
  UC1037152  Leymus triticoides Leo Whitney 3412 Modoc near Lookout; Pit River Comment
  UC1037167  Leymus triticoides Leo Whitney 1935-7-17 3511 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1037170  Leymus triticoides Leo Whitney 1935-7-21 3523 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UC1037178  Leymus triticoides Leo Whitney 1935-8-18 3619 Modoc Alturas Comment
  UC1037182  Leymus triticoides Leo Whitney 1935-8-7 3611 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  HSC80781  Ligusticum grayi G. M. Riegel 1980-8-28 1118 Modoc S Warner Mtns. 2100 Comment
  JEPS121779  Ligusticum grayi B. Castro and L. P. Janeway 2008-8-17 1750 Modoc Warner Mountains. North slope of Bald Mountain; mid-slope below upper edge of last row of trees, in upper feeders to S. Fork Mill Creek. Comment
  CAS-BOT-BC245037  Lilaea scilloides Louis Cutter Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil's Garden. 1524 Comment
  RSA17667  Lilaea scilloides Elmer I. Applegate 1932-7-30 7947 Modoc Alturas Comment
  UC1101430  Limosella acaulis Verne Grant and Irving Schneider 1947-8-27 8323 Modoc se corner Clear Lake (Nigger Bend Spring); se corner of Clear Lake Comment
  POM229194  Limosella aquatica Louis C. Wheeler 1935-9-1 3934 Modoc Pine Spring, Devil's Garden. 1524 Comment
  RSA210885  Limosella aquatica Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39119 -a Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  UCR131614  Limosella aquatica L. C. Wheeler 1935-8-14 3856 Modoc Warner Mtns., Cave Lake, Pine Creek 2073 Comment
  CAS-BOT-BC198038  Linanthus harknessii Bruce Bartholomew 1991-7-7 6003 Modoc SE end of Sweargart Flat. 1820 Comment
  UC748271  Linanthus harknessii Annie M. Alexander and Louise Kellogg 1946-7-10 4954 Modoc near Eight Mile Creek (ne corner of Modoc County) 1752 Comment
  UCD123895  Linaria dalmatica subsp. dalmatica T. C. Fuller 1963-8-27 11168 Modoc old saw mill site, Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. Comment
  CDA6354  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
  CDA6356  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-7-16 10908 Modoc Lassen Creek, Sugar Hill Planting, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA6362  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11171 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA36139  Linaria vulgaris CDFA Staff Aug 1985 Modoc Stronghold. 0 Comment
  CAS-BOT-BC179166  Linum lewisii B. Bartholomew 1991-5-25 5758 Modoc Turner Creek at County Rd. 90, N end of Big Valley, 6.4 km N of Lassen County line. 1230 Comment
  UCD110594  Linum lewisii J. M. Tucker 1950-7-25 1969 Modoc Beside highway 139, 26.4 miles southeast of Tule Lake. Comment
  POM138937  Linum lewisii M. S. Baker 1893-6-4 8419 Modoc Modoc. Co. Comment
  RSA27040  Linum lewisii C. L. Hitchcock 1940-5-27 6709 Modoc 15 miles NE of Alturas. 1677 Comment
  UC72231  Listera convallarioides Milo S. Baker 1887-1 Modoc Forestdale Comment
  CAS-BOT-BC242177  Listera convallarioides C. C. (Mrs.) Bruce 1898-1-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  UC748215  Lithophragma glabrum Annie M. Alexander and Louise Kellogg 1946-6-5 4666 Modoc s Eagleville (Emerson Creek); Warner Mountains, Emerson Creek 2072 Comment
  CAS-BOT-BC225828  Lithophragma parviflorum Ernest Brown Babcock; George Ledyard Stebbins 1936-6-9 1837 Modoc Summit of Cedar Pass, Warner Mts. 1920 Comment
  CAS-BOT-BC225833  Lithophragma parviflorum Bruce Bartholomew; Barrett Anderson 1989-4-29 4663 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  UC14490  Lithophragma parviflorum Milo S. Baker 1893-7-18 Modoc Comment
  UC402494  Lithophragma parviflorum M. F. Gilman 620 Modoc 1524 Comment
  HSC80732  Lithophragma tenellum G. M. Riegel 1980-7-22 919 Modoc S Warner Mtns. 1670 Comment
  POM204152  Lithophragma tenellum John T. Howell 1934-6-14 12129 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  UCSB27156  Lithophragma tenellum Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake, east of Likely Warner Mtns 1767 Comment
  UC1037250  Lithospermum ruderale Leo Whitney 1934-5-28 1603 Modoc 15 mi nw Canby (Spaudldings Butte near Hackamore); Modoc National Forest 1463 Comment
  UC24902  Lithospermum ruderale C. C. Bruce June 1898 2197 Modoc Goose Lake Valley Comment
  RSA486799  Lithospermum ruderale Bruce Bartholomew, B. Anderson 1988-5-13 4143 Modoc Along Parker Creek Road, 2.7 km W of Modoc National Forest and ca. 16km WSW of Alturas, W side of the Warner Mountains. 1490 Comment
  UC1094748  Lithospermum ruderale Francia Chisaki 1956-5-29 864 Modoc 9.8 mi w Cederville; Modoc National Forest Comment
  SEINET13944331 Image available Lomatium bicolor Arnold Tiehm 1984-1 8838 Modoc Northwest side of Bidwell Mountain, 2.2 road miles north of 8 mile creek on the road from Lake Annie; 6050 ft T47N R16E SEC1. 1844 Comment
  CHSC109487  Lomatium bicolor var. leptocarpum L. P. Janeway; B. Castro 2012-7-24 10977 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. 2362 Comment
  CHSC67326  Lomatium bicolor var. leptocarpum James D. Jokerst 1986-8-10 2752 Modoc Radar Survey Site S of Doublehead Mtn., ca. 400 m NE of a NW-SE-oriented fence and road. 1341 Comment
  UC1508605  Lomatium bicolor var. leptocarpum Arnold Tiehm 1984-6-30 8838 Modoc n.w. side Bidwell Mt. (2.2 rd. mi. n. of 8 mile creek on rd. from Lake Annie) 1844 Comment
  CAS-BOT-BC21433  Lomatium canbyi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6477 Modoc NW side of Barrel Spring Road near NW corner of Mud Lake. 1680 Comment
  CAS-BOT-BC21435  Lomatium canbyi Bruce Bartholomew; Barrett Anderson 1989-4-30 4712 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC30173  Lomatium dissectum var. multifidum Bruce Bartholomew; Mona Bourell 1990-4-26 5164 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  CAS-BOT-BC30175  Lomatium foeniculaceum subsp. macdougalii Bruce Bartholomew 1995-6-2 6941 Modoc 3.5 km NE of County Road 38 on County Road 37, SE side of Surprize Valley. 1390 Comment
  NY1092427  Lomatium leptocarpum A. Tiehm 1984-6-30 8838 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  JEPS108705  Lomatium macrocarpum H. Chappel, J. Goldhammer, K. Moran 2002-6-25 ALT- 10 Modoc Portuguese Flats, BLM grazing land 1313 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
  POM78482  Lomatium macrocarpum Mrs. R. M. Austin 1895-08 432 Modoc Goose Lake Comment
  OBI8851  Lomatium nevadense Lincoln Constance, Emil DiFulvio 1962-4-16 3749 Modoc 3.2 mi N of Likely 1311 Comment
  SJSU13899  Lomatium nevadense N. A. Hopkins 1985-5-13 1270 Modoc by Hwy 395 c. 30 mi S of Alturas Comment
  CAS-BOT-BC15763  Lomatium nevadense var. nevadense Francis Dorris Payne 1930-4-9 Modoc Parker Creek. 1584 Comment
  CHSC107378  Lomatium nevadense var. nevadense Lowell Ahart; John Dittes 2011-6-22 17558 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  UC21289  Lomatium nevadense var. nevadense Milo S. Baker 1893-7-14 Modoc Forestdale region Comment
  HSC28826  Lomatium nevadense var. parishii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19505 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC15764  Lomatium nudicaule Annie Montague Alexander; L. Kellogg 1946-6-14 4771 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC15765  Lomatium nudicaule R. M. Austin 1894-5-1 s.n. Modoc Goose Lake Valley. Comment
  RSA554803  Lomatium triternatum Margaret J. Williams 1988-5-28 88- 19 -1 Modoc Highway 395, intersection with Davis Creek Road Comment
  CHSC70708  Lomatium triternatum var. macrocarpum A. Sanger 1997-6-3 2487 Modoc Mowitz Road at Boles Creek Crossing. 1463 Comment
  CAS-BOT-BC21400  Lomatium vaginatum John Thomas Howell 1934-6-11 11941 A Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC21401  Lomatium vaginatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16473 Modoc Roadside 2.4 mi. S of Davis Creek. Comment
  CDA38459  Lomatium vaginatum Virginia Kelly 1983-6-21 s.n. Modoc Alturas. 0 Comment
  OBI81742  Lomatium vaginatum Tracey Call, Viola Call 1961-5-30 2055 Modoc 16 miles north of Alturas. Comment
  UC748118  Lonicera involucrata var. involucrata Annie M. Alexander and Louise Kellogg 1946-6-28 4855 Modoc Pine Creek Canyon Warner Mountains 2240 Comment
  SEINET3523632 Image available Lotus americanus Annie M. Alexander, Louise Kellogg 1946-7-7 4934 Modoc Eight Mile Creek, NE corner of county 1753 Comment
  UC1523716  Lotus crassifolius var. crassifolius Lisa Ganio 1983-7-13 8 Modoc 0.25 mi e U.S.F.S. boundary Comment
  CAS-BOT-BC181957  Lotus denticulatus Milo Samuel Baker; Franklin P. Nutting 1894-6-8 Modoc Near Egg Lake. Comment
  CAS-BOT-BC181937  Lotus purshianus var. purshianus Bruce Bartholomew; Barrett Anderson 1988-7-22 4485 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC181947  Lotus purshianus var. purshianus Bruce Bartholomew 1991-8-4 6009 Modoc Kelly Draw, Round Valley, 2 km E of Hwy 299 on County Road 86. 1310 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
  CAS-BOT-BC181918  Lupinus arbustus Robert Patterson; Mona Bourell 1993-8-14 5227 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC181922  Lupinus arbustus Elmer Ivan Applegate 1932-8-1 8059 Modoc S slope of Werren Peak, Warner Mts. Comment
  SEINET194912  Lupinus arbustus A. A. Heller 1941-6-25 16205 Modoc West side of Cedar Pass. Comment
  CAS-BOT-BC182178  Lupinus argenteus Alice Eastwood; John Thomas Howell 1940-6-14 8199 Modoc 6 mi. W of Alturas. Comment
  CAS-BOT-BC182194  Lupinus argenteus John Thomas Howell 1934-6-15 12183 Modoc Alturas. Comment
  LA205001  Lupinus argenteus Mrs. H. P. Bracelin; 1931-6-30 500 Modoc S end of Alturas 1523 Comment
  UC865119  Lupinus argenteus A. A. Heller 1938-6-24 15222 Modoc between Alturas and Canby; between Alturas and Canby 1341 Comment
  CDA27382  Lupinus argenteus T. C. Fuller 1971-7-14 19901 Modoc North slope above Long Valley, southern Warner Mountains, ca. 8 miles south of Eagleville. 0 Comment
  RSA0025580  Lupinus argenteus John F. Emmel 1996-7-15 1430 Modoc Warner Mtns; ridge 1.1-1.5 air mi south and 0.3-0.5 air mi west of Emerson Peak. 2409 Comment
  SEINET10870583  Lupinus argenteus subsp. argenteus Charles Piper Smith 1947-6-13 Smith 47450 Modoc Hwy 299, 2.5 miles s Comment
  CHSC109887  Lupinus argenteus var. argenteus B. Castro; L. P. Janeway 2012-7-25 1960 Modoc Warner Mountains. Slope along N side of Dismal Swamp, along sides of rough gravel road going N out of swamp, just above more mesic sites dominated by Artemisia cana. 2215 Comment
  POM212695  Lupinus argenteus var. argenteus H. P. Bracelin 1931-6-30 500 Modoc Alturas, south end of town. 1524 Comment
  RSA201202  Lupinus argenteus var. argenteus H. P. Bracelin 1931-6-30 500 Modoc Alturas, south end of town. 1524 Comment
  UCD106791  Lupinus argenteus var. argenteus Verne Grant; Irving Schneider 1947-8-27 8321 Modoc Southwest end of Clear Lake. Comment
  POM24669  Lupinus argenteus var. argenteus R. M. Austin 1895-07 413 Modoc Goose Lake. Comment
  CAS-BOT-BC182085  Lupinus argenteus var. heteranthus John Thomas Howell 1934-6-12 12010 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC182092  Lupinus argenteus var. heteranthus John Thomas Howell 1934-6-14 12181 Modoc Near North Fork of Baxter Creek, Warner Mts. 1524 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
  CDA27390  Lupinus argenteus var. heteranthus T. C. Fuller 1971-7-14 19906 Modoc Warner Mountains; Barber Grade above South Barber Creek, 7 miles south of Eagleville. 0 Comment
  CHSC112820  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2013-7-25 18953 Modoc 10 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
  JEPS100599  Lupinus argenteus var. heteranthus Dean W. Taylor 1987-6-27 9082 Modoc roadside of Highway 299 1.6 miles East of Cedarville, Middle Alkali Lake 1402 Comment
  JEPS65013  Lupinus argenteus var. heteranthus W. L. Jepson 1918-8-7 7856 Modoc Mt. Bidwell 2072 Comment
  NY736941  Lupinus argenteus var. heteranthus B. M. Bartholomew 1990-6-17 5298 Modoc Along Emerson Creek, 3.9 km southwest of County Road 1, east side of Warner Mountains 1700 Comment
  RSA0039533  Lupinus argenteus var. heteranthus Lowell A. Ahart, John Dittes 2012-7-10 18330 Modoc About 300 yards northeast of the old barn, on the sides of the mowed road. Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SBBG22272  Lupinus argenteus var. heteranthus C. B. Hardham 1961-6-19 7837 Modoc Davis Crk 1676 Comment
  UC710955  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  CAS-BOT-BC182079  Lupinus argenteus var. heteranthus R. M. Austin 1884-8-1 219 Modoc Hills. Comment
  CAS-BOT-BC181896  Lupinus argenteus var. meionanthus Elmer Ivan Applegate 1932-8-1 8043 Modoc Arid E slope of Warren Peak, Warner Mts. 2743 Comment
  UCR102425  Lupinus argenteus var. palmeri G. R. Ballmer 1988-7-21 s.n. Modoc Warner Mtns., Warner Mountains, Bidwell Mountain, c. 3 mi. south of Oregon border in extreme NE corner of state Comment
  JEPS65347  Lupinus bicolor Leland S. Smith 1918-5-2 918 Modoc hills around Adin; Modoc National Forest, hills around Adin 1981 Comment
  CHSC112351  Lupinus brevicaulis L. P. Janeway; B. Castro 2014-2-6 11285 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  HSC81085  Lupinus caudatus G. M. Riegel 1980-8-20 1086 Modoc South Warner Mtn. 1670 Comment
  SD46396  Lupinus caudatus Robert J. Weatherby 1955-7-8 1635 Modoc 3.0 miles north of Ft. Bidwell, northern Warner Mountains. 1554 Comment
  SEINET10490652  Lupinus caudatus subsp. caudatus H. Dearing, M. Dearing 1939-6-8 Dearing 3589 Modoc Flowers silvery, lavender blue. But leaflets 8 to 10. Near goose lake. 1219 Comment
  CHSC112821  Lupinus lepidus var. confertus Lowell 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. 1267 Comment
  CHSC85177  Lupinus lepidus var. confertus John Dittes; Josephine Guardino 1991-7-21 387 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC181877  Lupinus lepidus var. lobbii Elmer Ivan Applegate 1932-8-1 8051 Modoc Near summit of Warren Peak, Warner Mts. 2895 Comment
  CAS-BOT-BC181851  Lupinus leucophyllus K. Paulson; Robert Paulson 1989-7-2 160 Modoc Cottonwood Flat. 1447 Comment
  NY747369  Lupinus leucophyllus var. leucophyllus K. Paulson 1988-6-19 43 Modoc Cottonwood Flat 1524 Comment
  HSC81087  Lupinus lyallii G. M. Riegel 1980-8-20 1089 Modoc South Warner Mtn. 1829 Comment
  UC726491  Lupinus microcarpus var. densiflorus A. A. Heller 1941-6-25 16197 Modoc on the Cedarville rd a short distance e junction with U.S. Highway 395 Comment
  CAS-BOT-BC181831  Lupinus microcarpus var. microcarpus Bruce Bartholomew 1991-6-20 5771 Modoc Just N of Lassen County line on county road 90. 1220 Comment
  CAS-BOT-BC181841  Lupinus microcarpus var. microcarpus C. P. Smith 1947-6-13 47451 Modoc 2.5 mi. S of Canby, Highway 299. Comment
  JEPS119666  Lupinus microcarpus var. microcarpus Lowell Ahart, John Dittes 2012-7-11 18342 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
  UC1584000  Lupinus microcarpus var. microcarpus G. Schoolcraft 1990-6-6 2076 Modoc about 10 mi n Alturas (near Joseph Creek); n of Alturas near Joseph Creek 1447 Comment
  CAS-BOT-BC497470  Lupinus polyphyllus Margaret J. Williams 1988-5-30 88- 22 -1 Modoc Crowder Flat road, NW of Alturas 1524 Comment
  CAS-BOT-BC181809  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1988-5-14 4194 Modoc 1.3 km S of turn off to Crowder Flats West Side Road, W side of Goose Lake. 1410 Comment
  CAS-BOT-BC181815  Lupinus saxosus Gordon H. True 1964-6-3 1428 Modoc Between Alturas and Goose Lake, North fork Pit River. 1432 Comment
  SEINET10486221  Lupinus saxosus Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2586 Modoc 5 mi s of canby on state hwy. 299. Lupines heavily carpeting hillsides of Large basaltic boulders, sparse juniper-artemisia, purshia, poa association. 1280 Comment
  SJSU13957  Lupinus saxosus N. A. Hopkins 1985-5-14 1274 Modoc between Alturas & Cedarville, Warner Mts 1524 Comment
  RSA372065  Lupinus subvexus var. subvexus A. Tiehm 1984-6-30 8833 Modoc N edge of Lake Annie on the W side of Bidwell Mt, NE of Ft. Bidwell. 1530 Comment
  CHSC109213  Luzula comosa var. laxa L. P. Janeway; B. Castro 2012-7-24 10960 Modoc Warner Mountains. Along Forest Road/County road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Yellow Mountain Dismal Swamp. 2250 Comment
  UC1024340  Luzula spicata Annie M. Alexander and Louise Kellogg 1946-7-29 5087 Modoc head Eagle Creek; Warner Mountains, head of Eagle Creek Comment
  CAS-BOT-BC245409  Lycium barbarum H. B. Leech 1966-8-27 Modoc Leonard Hot Springs, ca. 10 mi. NE of Cedarville. Comment
  HSC63628  Lycopus uniflorus J. P. Smith, J. O. Sawyer 1973-8-9 7275 Modoc Blue Lake, Modoc National Forest 1829 Comment
  UCD169851  Lythrum tribracteatum Lowell Ahart; John Dittes 2010-8-30 17055 Modoc Ash Creek State Wildlife Area, 2,300 feet north of the Lassen County Line, about 3.6 miles(air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. North side of a small wash, about 10 yards west of the fence, south edge of the meadow, 1267 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
  JEPS6013  Madia citriodora Frances D. Payne 1932-6-22 582 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA540054  Madia citriodora Bruce Bartholomew, B. Anderson 1989-6-3 4916 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  SFV18024  Madia elegans subsp. elegans J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 5 miles northwest of Canby along Highway 139. 1400 Comment
  RSA149123  Madia elegans subsp. vernalis I. L. Wiggins, Dorothy Wiggins 1961-6-16 16526 Modoc 4.6 miles north of Adin Comment
  UC33230  Madia exigua Mrs. R. M. Austin August, 1894 Modoc Sugar Loaf Hill Comment
  POM203072  Madia glomerata J. T. Howell 1934-7-3 12375 Modoc 5 miles S of Hackamore Comment
  POM172674  Maianthemum stellatum Franklin P. Nutting 1894-6-15 s.n. Modoc Big Valley Mountains Comment
  CAS-BOT-BC49383  Malacothrix glabrata Bruce Bartholomew 1993-6-13 6620 Modoc E of Eagleville on E side of Surprise Valley between the valley floor and the Nevada border. 1400 Comment
  CAS-BOT-BC49384  Malacothrix glabrata Bruce Bartholomew 1993-6-13 6628 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC49385  Malacothrix glabrata Bruce Bartholomew 1992-5-15 6291 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1410 Comment
  HSC65534  Malva neglecta Thomas Wood 1979-8-8 209 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  RSA639345  Marsilea oligospora L. C. Wheeler 1935-9-18 3993 Modoc Everly Reservoir, Devil s Garden. 1524 Comment
  UCD169464  Marsilea oligospora Louis C. Wheeler 1935-9-18 3993 Modoc Everly Reservoir, Devil's Garden. 1524 Comment
  JEPS114951  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
  UC1536820  Marsilea vestita subsp. vestita Gordon H. True Jr. 1939-6-6 1035 Modoc near Lookout (Gooch Swamp) Comment
  JEPS118334  Matricaria occidentalis Lowell Ahart, John Dittes 2011-6-22 17542 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CAS-BOT-BC181805  Medicago lupulina Bruce Bartholomew 1989-7-14 4937 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CHSC100363  Medicago lupulina Lowell Ahart; John Dittes 2008-8-26 15347 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
  CAS-BOT-BC247627  Melica bulbosa Leland S. Smith 1917-6-21 53 Modoc South Fork Fitzhugh Creek. 1981 Comment
  UC1137023  Melica californica August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  CAS-BOT-BC247573  Melica stricta Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2152 Modoc Cedar Peak. Comment
  HSC80847  Melica stricta G. M. Riegel 1980-8-28 1122 Modoc S Warner Mtns. 1739 Comment
  SEINET11678892  Melica stricta M. Ownbey, Meyer, F. G. 1940-1 2152 Modoc Cedar Peak, Warner Mts Comment
  CHSC100385  Melilotus albus Lowell Ahart; John Dittes 2008-8-25 15305 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
  CAS-BOT-BC179862  Mentha arvensis Robert Folger Thorne; C. W. Tilforth 1969-9-5 39184 Modoc Marshy margin of Pine Creek where it crossed Hwy 395, 3.4 mi. S of Alturas. 1341 Comment
  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
  UCD125038  Mentha canadensis Verne Grant; Irving Schneider 1947-7-18 8050 Modoc Eastside canal five miles north of Bayley's Bridge, south of Alturas. Comment
  UC1563715  Mentzelia dispersa Barbara Ertter 1988-6-18 7608 Modoc NE Dry Lake (W side hwy 139 just S of where it crosses railroad at jct to Clear Lake,); E of lava Beds Nat'l Monument 1249 Comment
  POM261003  Mentzelia dispersa Alice Eastwood, J. T. Howell 1940-6-12 8056 Modoc Between Likely and Jess Valley. Comment
  RSA165653  Mentzelia montana Clare B. Hardham 1961-5-20 7866 Modoc Warner Mountains, Pine Creek. 1524 Comment
  CAS-BOT-BC179117  Mentzelia veatchiana Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6446 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC54043  Mertensia ciliata K. Paulson; Robert Paulson 1989-7-14 182 Modoc Vicinity of Cave Lake, N end of the Warner Mts. 1987 Comment
  CAS-BOT-BC54044  Mertensia ciliata Bruce Bartholomew 1995-6-23 6997 Modoc 2.4 km N of Forest Road 30 on road from Hall Meadow to Plume Valley Camp Ground. 1770 Comment
  CAS-BOT-BC54045  Mertensia ciliata Bruce Bartholomew; Barrett Anderson 1988-6-24 4301 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-BC54007  Mertensia oblongifolia var. amoena Francis Dorris Payne 1931-6-21 224 Modoc Ridge W of Dry Creek. 1981 Comment
  CAS-BOT-BC54008  Mertensia oblongifolia var. amoena Bruce Bartholomew 1994-5-28 6724 Modoc Between Joseph Creek Basin and Halls Meadow, W side of Warner Mts. 1880 Comment
  CAS-BOT-BC54013  Mertensia oblongifolia var. amoena Betty J. Hammerly 1941-6-20 30 Modoc Clear Lake. 1767 Comment
  CAS-BOT-BC54014  Mertensia oblongifolia var. nevadensis E. H. Steffen 1917-6-9 29 1/2 Modoc Jess Valley. 1981 Comment
  CAS-BOT-BC54015  Mertensia oblongifolia var. nevadensis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16431 A Modoc Near summit of Cedar Pass. 1943 Comment
  UCR267412  Micranthes integrifolia Jim Andre, Glenn L. Clifton 1993-6-12 29996 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  CAS-BOT-BC225968  Micranthes oregana Bruce Bartholomew; Barrett Anderson 1988-6-24 4367 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC95553  Micromonolepis pusilla Bruce Bartholomew 1991-5-24 5694 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  CAS-BOT-BC95554  Micromonolepis pusilla Bruce Bartholomew 1993-6-13 6643 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC95555  Micromonolepis pusilla Bruce Bartholomew; Barrett Anderson 1989-6-2 4813 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC49398  Microseris nutans Francis Dorris Payne 1932-6-22 573 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC49400  Microseris nutans Bruce Bartholomew; Barrett Anderson 1990-7-20 5524 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  RSA416452  Microseris nutans Christopher Davidson 1973-5-26 2146 Modoc Ca. 1 mile N of Adin Summit on State Highway 299. Modoc National Forest. 1524 Comment
  CAS-BOT-BC197896  Microsteris gracilis C. C. (Mrs.) Bruce 1894-4-1 104 Modoc Davis Creek. Comment
  CAS-BOT-BC197918  Microsteris gracilis Bruce Bartholomew; Mona Bourell 1990-4-26 5154 Modoc 0.5 km S of Day. 1100 Comment
  UCSB27157  Microsteris gracilis Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls; near Clear Lake; east of Likely; Warner Mtns 1767 Comment
  SEINET3365874 Image available Mimulus breweri Annie M. Alexander, Louise Kellogg 1946-7-1 4888 Modoc Warner Mountains; 1/2 mile east of Bidwell Creek road summit Comment
  JEPS86967  Mimulus cusickii David M. Thompson 1988-7-23 975 Modoc 3.7 mi s Hwy 299 at Cedarville (along Surprise Valley Road, then 1.5 mi w along Granger Canyon Road); Warner Mts. 1500 Comment
  RSA535421  Mimulus cusickii David M. Thompson 1988-7-23 975 Modoc E side Warner Mountains, 3.7 miles S of Hwy 299 (at Cedarville) along Surprise Valley Road, then 1.5miles W along Granger Canyon Road. 1500 Comment
  UC444798  Mimulus cusickii W. P. Taylor and H. C. Bryant 1910-8-7 Modoc Dry Creek, in mouth of canyon Warner Mountains 1447 Comment
  RSA185423  Mimulus douglasii Clare B. Hardham 1961-6-17 7514 Modoc Cedar Pass Camp Ground. Comment
  UC26980  Mimulus guttatus Milo S. Baker 1893-1 Modoc Forestdale Comment
  UC446444  Mimulus guttatus Milo S. Baker Modoc Forestdale Comment
  POM43718  Mimulus guttatus R. M. Austin 518 Modoc Willow Creek. Comment
  UC1191895  Mimulus guttatus Verne Grant, Irving Schneider 1947-7-19 8070 Modoc n Likely (s of south loop road, on Corporation Ranch) Comment
  UC1537634  Mimulus guttatus Gordon H. True Jr. 1939-7-21 1032 Modoc Jack Swamp Comment
  UC1736214  Mimulus inflatulus Dean W. Taylor 1988-6-4 9745 Modoc Damons Butte, ca. 2.6 miles west of Highway 139 Comment
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May 5 2007
  HSC20768  Mimulus lewisii M. T. Milligan 1967-7-9 669 Modoc E of Jess Valley 1768 Comment
  POM229221  Mimulus lewisii Louis C. Wheeler 1935-8-8 3807 Modoc Consolidated Mine, Pine Creek, Warner Mountains. 2287 Comment
  JEPS27800  Mimulus moschatus Frances D. Payne 1931-6-22 245 Modoc just e Payne Canyon (tributary of Parker Creek, w slope of Warner Mts.); Warner Mts., Dry Creek 1828 Comment
  RSA186209  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7841 Modoc Willow Creek, Warner Mountains. 1524 Comment
  RSA488109  Mimulus nanus var. nanus Barbara J. Ertter 1988-6-18 7613 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
  RSA535448  Mimulus nanus var. nanus David M. Thompson 1988-6-2 926 Modoc 8.5 airmiles NNE of Adin. 0.2 mi W of campground loop road of Upper Rush Creek Campground; ca. 2 mi E of Hwy 139-299. 1600 Comment
  UC726426  Mimulus nanus var. nanus A. A. Heller 1941-6-24 16195 Modoc just s Indian Springs (along U. S. Highway #299) Comment
  UCSB48316  Mimulus nanus var. nanus Hardham, Clare 1961-6-19 Modoc Willow Creek 1676 Comment
  POM43834  Mimulus nanus var. nanus R. M. Austin 515 Modoc Alturas. Comment
  JEPS27953  Mimulus nasutus Frances D. Payne 1932-6-10 636 Modoc s and e Alturas (w slope of mountains); Warner Mountains, Parker Creek 1584 Comment
  CHSC111985  Mimulus tilingii B. Castro; L. P. Janeway 2008-8-17 1748 Modoc Warner Mountains. North slope of Bald Mountain; mid-slope not far above last row of trees. 2316 Comment
  JEPS86346  Mimulus tilingii Jack and Betty Guggolz 1988-7-4 976 Modoc West Branch of Bidwell Creek Comment
  JEPS86875  Mimulus tricolor David M. Thompson 1988-6-3 928 Modoc betweeen Kramer Reservoir and White Horse-Lookout road (2.3 rd mi w of railroad crossing, s end of lake); Egg Lake 1300 Comment
  UCSB48513  Minuartia nuttallii Hardham, Clare 1961-6-20 Modoc Bidwell road to Dismal Creek 2438 Comment
  CAS-BOT-BC225802  Mitella pentandra Elmer Ivan Applegate 1932-7-7 8240 Modoc Lily Lake, Bidwell Pass, Warner Mts. Comment
  UCR138445  Mitella pentandra David A. Charlet 1989-8-16 540 Modoc Warner Mountains. 11 km NW of Eagle Peak, Rock Spring 2015 Comment
  CHSC67817  Monardella odoratissima James D. Jokerst 1990-8-2 3208 Modoc Summit of East Sand Butte just E of Lava Beds National Monument. 1423 Comment
  LA62591  Monardella odoratissima Louis C. Wheeler; 1935-8-14 3841 Modoc Warner Mountains, Pine Creek 2011 Comment
  RSA583125  Monardella odoratissima Louis C. Wheeler 1935-8-14 3841 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC179851  Monardella odoratissima subsp. glauca Leland S. Smith 1917-7-11 98 Modoc Granger Mill Camp. 1981 Comment
  JEPS63408  Monardella odoratissima subsp. glauca W. L. Jepson 1918-8-7 7868 Modoc Mt. Bidwell Warner Mts. 2286 Comment
  RSA83374  Monardella odoratissima subsp. glauca F. W. Peirson 1926-6-25 6897 Modoc Small side canyon 1 mile east of summit on road to Cedarville, across the Warner Mts. Comment
  UC2035895  Monardella odoratissima subsp. glauca Alice Eastwood, John Thomas Howell 1940-6-13 8175 Modoc East side of Cedar Pass Comment
  CHSC67816  Monardella odoratissima subsp. odoratissima James D. Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument, summit and upper W-facing slope of Caldwell Minor near E edge of monument boundary. 1402 Comment
  CHSC67101  Monolepis nuttalliana James D. Jokerst 1987-6-24 2939 Modoc NE of Doublehead Mtn., ca. 2.0 mi WSW of Red Lake. Comment
  CAS-BOT-BC197479  Montia chamissoi Bruce Bartholomew 1995-6-23 7004 Modoc Long Meadow, W of Goose Lake. 1640 Comment
  CAS-BOT-BC197515  Montia chamissoi Bruce Bartholomew 1991-6-22 5837 Modoc N fork of Barber Creek, E slope of S end of the Warner Mountains. 1660 Comment
  CAS-BOT-BC197519  Montia chamissoi Roxana Stinchfield Ferris; R. Duthie 1919-6-13 25 Modoc Parker Creek near Nat. Forest Boundary. Comment
  CAS-BOT-BC197524  Montia chamissoi Bruce Bartholomew 1995-6-3 6948 Modoc Just S of the Oregon border at the shore of Goose lake. 1400 Comment
  UC1025099  Montia chamissoi Leo Whitney 1934-5-5 1609 Modoc 15 mi w of Canby (Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  CAS-BOT-BC197509  Montia fontana Alice Eastwood; John Thomas Howell 1940-6-13 8194 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC197505  Montia linearis Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10601 Modoc 8.5 mi. from Patterson Ranger Station on Eagleville road, Warner Mts. Comment
  CAS-BOT-BC197541  Montia linearis E. S. Willits 1940-4-16 182 Modoc Sugar Hill. Comment
  NY497771  Montia linearis B. M. Bartholomew 1989-4-27 4614 Modoc 2.1 km south-southeast of Day on road to State Highway 299 1020 Comment
  CAS-BOT-BC247568  Muhlenbergia asperifolia Leland S. Smith 1917-8-19 152 Modoc Fort Bidwell. 1371 Comment
  POM313207  Muhlenbergia asperifolia H. L. Mason 1947-8-15 13542 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake. Comment
Read comments
Aug 21 2013
  UC1137050  Muhlenbergia filiformis August L. Hormay 1932-7-15 Modoc Crowder Ranger Station Comment
  UC1560399  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-28 1288 Modoc Pine Creek e. of New Pine Creek, Oregon; n. Warner Mts., Pine Creek Comment
  SD225888  Myosurus apetalus Carol Witham, Jennifer Buck and Vernal Pool Team 2001 2001-5-10 202 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site, pool # CAN001 Comment
  UC1738099  Myosurus minimus D. E. Stone 1957-6-3 66 Modoc 1 mi N of Canby (On road from Canby to Klamath Falls) Comment
  CDA37314  Myriophyllum sibiricum B. Villegas 2008-7-24 s.n. Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. 0 Comment
  CAS-BOT-BC180053  Myriophyllum verticillatum Robert Folger Thorne; C. W. Tilforth 1969-9-5 39147 Modoc N of S Fork of Pit River above jct. with W Creek at Public Campground, ca. 6 mi E of Likely. 1402 Comment
  OBI48662  Nama demissa Lewis S. Rose 1940-6-14 40581 Modoc Mammoth Cave, 5 mi W of Perez 1280 Comment
  CAS-BOT-BC179315  Nama densa Bruce Bartholomew 1990-6-17 5335 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  UC962317  Nama densa var. parviflora Milo S. Baker 1936-6-14 8308 Modoc several mi n of Quarantine Station (sink along Hiwy Malin to Canby); along Hiwy Malin to Canby Comment
  CHSC67374  Navarretia James D. Jokerst 1986-8-12 2766 Modoc Radar Site Survey S of Doublehead Mtn., vernal pool adjacent to unnamed road ca. 0.5 mi S of its jct. With the E-W road to Doublehead Mtn. Comment
  UCD32710  Navarretia breweri Beecher Crampton 1954-7-7 2138 Modoc Modoc County, west side of Cedar Pass. Comment
  CAS-BOT-BC198023  Navarretia breweri E. S. Willits 1940-6-9 332 Modoc Beside Twelve Mile Creek. Comment
  RSA520380  Navarretia breweri Bruce Bartholomew, B. Anderson 1989-6-1 4761 Modoc S end of Goose Lake. 1460 Comment
  CAS-BOT-BC198007  Navarretia divaricata subsp. divaricata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10556 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  RSA73142  Navarretia intertexta F. W. Peirson 1926-6-25 6868 Modoc Cedarville Pass, Warner Mountains Comment
  CAS-BOT-BC197993  Navarretia intertexta subsp. intertexta Bruce Bartholomew; Barrett Anderson 1988-6-23 4232 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC197981  Navarretia intertexta subsp. propinqua Alice Eastwood; John Thomas Howell 1940-6-13 8131 Modoc W side of Fandango Pass. Comment
  UC1106905  Navarretia intertexta subsp. propinqua Herbert L. Mason 1947-7-10 13331 Modoc 2 air mi e Alturas; Dorris Reservoir Comment
  POM129405  Navarretia intertexta subsp. propinqua M. French Gilman 650 Modoc Modoc Co. Mts 1677 Comment
  RSA91886  Navarretia intertexta subsp. propinqua Beecher Crampton 1954-7-6 2108 Modoc Shields Creek, Warner Mountains, 20 miles east of Alturas. 1829 Comment
  UC1199837  Navarretia intertexta subsp. propinqua Herbert L. Mason 1946-7-13 13445 Modoc s of Goose Lake (near Highway 395); Joseph Creek Comment
  CAS-BOT-BC197971  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew 1991-6-23 5871 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  RSA518659  Navarretia leucocephala subsp. leucocephala L. R. Heckard, R. C. Bacigalupi 1980-6-10 5221 Modoc Southwest margin of Egg Lake (now dry). Comment
  CAS-BOT-BC197964  Navarretia leucocephala subsp. minima Bruce Bartholomew 1991-7-5 5953 Modoc 0.8 km N of State Hwy 139 on Forest Service road 46. 1520 Comment
  UC1199811  Navarretia leucocephala subsp. minima Herbert L. Mason 1957-6-21 14705 Modoc w side Said Valley Comment
  UC1587040  Navarretia sinistra G. Schoolcraft 1991-7-25 2189 Modoc about 2 mi w Canby; w of Canby 1463 Comment
  RSA148666  Navarretia sinistra Clare B. Hardham 1961-6-21 7900 Modoc Warner Mountains: Lakeview-Plush Road. 1829 Comment
  CAS-BOT-BC179309  Nemophila breviflora Bruce Bartholomew 1992-5-15 6311 Modoc Upper end of Pleasants Canyon, W side of Warner Mountains. 1930 Comment
  RSA76028  Nemophila breviflora Lincoln Constance 1938-6-12 2332 Modoc Edge of Thombs Creek at foot of Bonner Grade, Cedar Pass Road, 13.4 miles NE of Alturas, western foothills of the Warner Range 1524 Comment
  POM324048  Nemophila parviflora var. austiniae R. R. Halse 1976-6-13 1399 Modoc Modoc National Forest, Upper Rush Creek Campground. 1585 Comment
  CAS-BOT-BC179295  Nemophila pedunculata Alice Eastwood; John Thomas Howell 1940-6-13 8193 Modoc W side of Cedar Pass. Comment
  CHSC85124  Nemophila pedunculata John Dittes; Josephine Guardino 1991-6-1 360 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
  POM73900  Nemophila pedunculata Mrs. R. M. Austin 1895-06 540 Modoc Goose Lake Valley. Comment
  SJSU9558  Neoholmgrenia andina W. Savage 1979-7-3 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC36566  Nestotus stenophyllus Mrs. C. C. Bruce Jun, 1898 2184 Modoc Hugh table land, Lake City Mt. Comment
  CAS-BOT-BC245375  Nicotiana attenuata Belknap C. Goldsmith 1912-8-8 77 Modoc S end of Goose Lake. 1463 Comment
  CHSC106332  Nicotiana attenuata Lowell Ahart; John Dittes 2010-8-30 17081 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC191143  Nuphar lutea subsp. polysepala Elmer Ivan Applegate 1929-7-29 6092 Modoc Pond at N end of Clear Lake. Comment
  UC635507  Nuphar lutea subsp. polysepala F. H. Frost 1925-7-24 146 Modoc Warner Mountains, Jess Valley Jess Valley; Warner Mountains, Jess Valley Comment
  UC985676  Nuphar lutea subsp. polysepala Herbert L. Mason, Verne Grant 1947-7-12 13388 Modoc several miles s of Alturas (Irrigation ditch by Jones' Lane, off Highway 395) Comment
  RSA0013785  Nuphar lutea subsp. polysepala L. C. Wheeler 1935-8-14 3846 Modoc Lily Lake, Pine Creek, Warner Mts. 2073 Comment
  NY998650  Oenothera deltoides var. piperi B. M. Bartholomew 1989-6-2 4836 Modoc 6.4 km east of Eagleville on the road to the California state border, east side of Surprise Valley 1550 Comment
  CAS-BOT-BC190808  Oenothera elata subsp. hirsutissima Mrs. M. H. Manning 1904-7-1 209 Modoc Fort Bidwell. Comment
  NY998814  Oenothera flava K. Paulson 1989-6-21 142 Modoc Vicinity of South Fork of Pine Creek, west side of the Warner Mountains 1884 Comment
  NY998815  Oenothera flava A. A. Heller 1941-6-26 16210 Modoc Five miles west of Alturas along U.S. Highway #299 Comment
  JEPS31525  Oenothera flava subsp. flava L. S. Smith 1920-6-14 Modoc Bieber Range Comment
  JEPS45833  Olsynium douglasii var. douglasii Duncan Dunning 1923-6-7 Modoc Davis Mill Modoc National Forest Comment
  CDA7566  Onopordum acanthium T. C. Fuller 1957-9-18 339 -57 Modoc Alturas. 0 Comment
  UCD134665  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc south side of 4th Street, east of East Street, Alturas. Comment
  CAS-BOT-BC190799  Orobanche corymbosa Bruce Bartholomew 1995-9-3 7188 Modoc Steep sagebrush covered slope NW of North Emerson Lake, E side of Warner Mountains. 2470 Comment
  CHSC67570  Orobanche fasciculata James D. Jokerst 1983-5-31 1811 Modoc Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. 1341 Comment
  UC35319  Orobanche uniflora subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-8 Modoc Near Egg Lake. Comment
  UC27901  Orobanche uniflora subsp. occidentalis Mrs. R. M. Austin 1894-1 Modoc Comment
  CAS-BOT-BC248312  Orthocarpus cuspidatus B. Bartholomew; H. Sun 2002-6-24 8852 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CAS-BOT-BC232325  Orthocarpus cuspidatus subsp. copelandii Elmer Ivan Applegate 1932-7-31 7966 Modoc Mill Creek Meadows. Comment
  HSC80741  Orthocarpus cuspidatus subsp. cryptanthus G. M. Riegel 1980-6-30 781 Modoc S Warner Mtns. 1739 Comment
  JEPS77515  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4992 Modoc Cedar Pass; Warner Mts., Cedar Pass 1920 Comment
  RSA44249B  Orthocarpus hispidus R. M. Austin 1895-07 537 Modoc Goose Lake Valley. Comment
  UCSB22505  Orthocarpus luteus Hardham, Clare 1961-6-18 Modoc 3 miles southeast of Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC15743  Osmorhiza chilensis Roxana Stinchfield Ferris; R. Duthie 1919-6-3 52 Modoc Along Parker Creek at Modoc National Forest boundary., Comment
  NY1101674  Osmorhiza chilensis L. Constance 1946-7-4 3103 Modoc Deep Creek 3.4 miles below summit, Warner Mountains 1829 Comment
  CAS-BOT-BC15744  Osmorhiza depauperata John Thomas Howell 1934-6-12 12028 Modoc Plum Valley. Comment
  CAS-BOT-BC15745  Osmorhiza occidentalis Annie Montague Alexander; L. Kellogg 1946-7-11 4962 Modoc Eight Mile Creek. Comment
  HSC21591  Osmorhiza occidentalis M. T. Milligan 1966-7-3 548 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  UC748242  Osmorhiza occidentalis Annie M. Alexander and Louise Kellogg 1946-7-31 5101 Modoc Eagle Peak Warner Mountains (s slope) 2438 Comment
  CAS-BOT-BC211324  Oxyria digyna Elmer Ivan Applegate 1932-8-5 8178 Modoc Craggy summit of Cedar Mountain, N of Cedar Pass, Warner Mts. Comment
  NY404356  Oxyria digyna B. M. Bartholomew 1991-8-5 6039 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  UC71867  Oxyria digyna Mrs. M. H. Manning 1903-7 349 Modoc Mt. Bidwell; north-eastern Modoc County 2438 Comment
  UC35953  Packera cana Mrs. R. M. Austin June 1895 Modoc Hills e Goose Lake Comment
  HSC28869  Packera eurycephala D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19392 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC201706  Packera eurycephala W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Creek Warner Mountains 1676 Comment
  CAS-BOT-BC50323  Packera eurycephala var. eurycephala Francis Dorris Payne 1931-6-8 186 Modoc Parker Creek. Comment
  CAS-BOT-BC50324  Packera eurycephala var. eurycephala Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16370 Modoc Junction of Cedar Pass road with Hwy 299. Comment
  CAS-BOT-BC50325  Packera eurycephala var. eurycephala Gordon H. True 1964-6-3 1459 Modoc North fork Pit River between Alturas and Goose Lake. 1463 Comment
  CAS-BOT-BC190772  Paeonia brownii Bruce Bartholomew; Barrett Anderson 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC190782  Paeonia brownii Leland S. Smith 1922-7-20 1280 Modoc Rush Creek Ranger Station. 1889 Comment
  RSA59800  Paeonia brownii E. K. Balls 1950-5-17 14736 Modoc Howard's Gulch Public Camp, off Hwy. 139. N.W. of Canby. 1433 Comment
  SEINET195691 Image available Paeonia brownii Annie M. Alexander, Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2160 Comment
  UC748209  Paeonia brownii Annie M. Alexander and Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2164 Comment
  RSA434234  Paeonia brownii Christopher Davidson 1975-6-3 2587 Modoc East of Goose Lake, ca. 1 mile south of Willow Ranch on Highway 395 north of Alturas 1341 Comment
  RSA520367  Paeonia brownii Bruce Bartholomew, B. Anderson 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  UC1131602  Panicum capillare Leo Whitney 1935-8-24 22452 Modoc near Alturas; Canby Quad., near Alturas Comment
  RSA551269  Parnassia fimbriata Bruce Bartholomew 1992-8-9 6384 Modoc Creek below Patterson Lake on Squaw Peak Trail to Owl Creek Trail, E side of Warner Mountains. 2650 Comment
  SD58433  Paxistima myrsinites L. S. Smith 1922-5-28 Modoc Happy Camp Mountain below ridge. 1675 Comment
  UC18066  Paxistima myrsinites Milo S. Baker 1893-6 Modoc 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-BC232304  Pedicularis groenlandica subsp. surrecta Leland S. Smith 1918-6-22 945 Modoc Lily Lake. 2133 Comment
  RSA11920  Penstemon davidsonii Elmer I. Applegate 1932-8-3 8120 Modoc high area summit of Lower mountains just north of Eagle Peak. Comment
  CAS-BOT-BC232346  Penstemon davidsonii var. davidsonii Annie Montague Alexander; L. Kellogg 1946-7-1 4890 Modoc 0.5 mi. E of summit Bidwell Creek road. Comment
  UC1594765  Penstemon davidsonii var. davidsonii David Charlet 1989-8-13 215 Modoc Eagle Peak, in cliff below peak, E aspect South Warner Mountains 3011 Comment
  UC1586980  Penstemon deustus Juha Pykala and D. H. Norris 1987-5-27 1037 Modoc between Lower Rush Creek Campground and Upper Rush Creek Campground; Modoc National Forest 1493 Comment
  UC190596  Penstemon deustus var. deustus M. F. Gilman 503 Modoc 1676 Comment
  CAS-BOT-BC232336  Penstemon deustus var. pedicellatus John Thomas Howell 1934-6-11 11919 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC232373  Penstemon deustus var. pedicellatus Roxana Stinchfield Ferris; R. Duthie 1919-6-13 100 Modoc Above Parker Creek, Warner Mountains Comment
  JEPS11229  Penstemon deustus var. pedicellatus Milo S. Baker 1894-1 Modoc Egg Lake Comment
  JEPS11230  Penstemon deustus var. pedicellatus Mrs. M. H. Manning 1907-5-1 Modoc Twelve Mile Creek, ne Modoc County Twelve Mile Creek Comment
  NY591799  Penstemon deustus var. pedicellatus M. S. Baker 1893-7-24 s.n. Modoc Comment
  CAS-BOT-BC245538  Penstemon gracilentus Annie Montague Alexander; L. Kellogg 1946-6-28 4861 Modoc Pine Creek Canyon, Warner Mountains 2011 Comment
  NY600735  Penstemon gracilentus B. M. Bartholomew 1988-7-21 4472 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains Comment
  UC748182  Penstemon gracilentus Annie M. Alexander and Louise Kellogg 1946-6-28 4861 Modoc Pine Creek Canyon n end Warner Mountains, Pine Creek Canyon 2011 Comment
  HSC12276  Penstemon gracilentus R. W. Spjut 1970-7-22 889 Modoc N Warner Mtns., 10 mi. from Lake City, road to Plum Valley Campground 2195 Comment
  RSA248650  Penstemon miser Christopher Davidson 1973-5-26 2137 Modoc St Hwy 299, ca 4 mi W of Canby. 1524 Comment
  CAS-BOT-BC232504  Penstemon roezlii Annie Montague Alexander; L. Kellogg 1946-6-17 4788 Modoc 10 mi. NE of Alturas, Cedar Pass Road. Comment
  CAS-BOT-BC232525  Penstemon roezlii C. C. (Mrs.) Bruce 1894-6-1 92 Modoc Davis Creek. Comment
  CAS-BOT-BC245566  Penstemon roezlii Francis Dorris Payne 1929-6-28 29 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC245575  Penstemon roezlii K. Paulson; Robert Paulson 1989-6-14 130 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  HSC30181  Penstemon roezlii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19391 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  NY650132  Penstemon roezlii L. Constance 1938-6-12 2335 Modoc Open flat near foot of Banner Grade, Cedar Pass road, 12.8 miles northeast of Alturas, western foothills of the Warner Range 1463.0 Comment
  POM260862  Penstemon roezlii Alice Eastwood, John T. Howell 1940-6-13 8189 Modoc West side of Cedar Pass. Comment
  UC1012484  Penstemon roezlii Francis W. Pennell 1940-6-7 25728 Modoc Route 299, 4 mi ne Adin; ne of Adin 1341 Comment
  POM319335  Penstemon roezlii Patricia Wilder 1971-6-20 5097 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
  RSA152716  Penstemon roezlii I. L. Wiggins, Dorothy Wiggins 1961-6-12 16369 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. Comment
  UC1094750  Penstemon roezlii Francia Chisaki 1956-5-29 863 Modoc 7.1 mi e of the junction of Highway #395 and road to Cedarville ((on the latter road)); road to Cedarville Comment
  UC727339  Penstemon roezlii Elmer I. Applegate 1929-6-24 5886 Modoc along Pitt River above Adin; along Pitt River Comment
  CAS-BOT-BC245487  Penstemon rydbergii var. oreocharis M. Vasey 1990-6-30 9029 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  CAS-BOT-BC245496  Penstemon rydbergii var. oreocharis K. Paulson; Robert Paulson 1990-7-2 210 Modoc Dismal Swamp, Warner Mts. Comment
  CAS-BOT-BC245507  Penstemon rydbergii var. oreocharis Bruce Bartholomew; Barrett Anderson 1989-6-3 4871 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  UC102984  Penstemon rydbergii var. oreocharis Mrs. R. M. Austin 1894-1 180 Modoc Goose Lake Valley Comment
  CAS-BOT-BC245548  Penstemon speciosus K. Paulson; Robert Paulson 1989-6-14 129 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  CAS-BOT-BC245558  Penstemon speciosus Elmer Ivan Applegate 1932-7-9 7607 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC245560  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi. NE of Alturas. 1615 Comment
  UC726127  Penstemon speciosus A. A. Heller 1941-6-25 16204 Modoc on the Cedarville Road steep slope just below the beginning of the ascent to Cedar Pass 1935 Comment
  CAS-BOT-BC15707  Perideridia bolanderi subsp. bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4255 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC15708  Perideridia bolanderi subsp. bolanderi Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10581 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  NY1102247  Perideridia bolanderi subsp. bolanderi L. C. Wheeler 1935-8-16 3881 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains 2225 Comment
  UC1369823  Perideridia bolanderi subsp. bolanderi Robert F. Thorne, J. Henrickson and C. W. Tilforth 1969-9-4 39063 Modoc sw shore of lake n McGinty Point; Goose Lake 1447 Comment
  CAS-BOT-BC15713  Perideridia oregana R. M. Austin 1895-7-1 113 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC15714  Perideridia oregana John Thomas Howell 1934-6-30 12287 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC15715  Perideridia oregana Annie Montague Alexander; L. Kellogg 1946-7-10 4951 Modoc N of Lake Annie. Comment
  UC20886  Perideridia oregana Mrs. R. M. Austin July 1894 Modoc Goose Lake Valley Comment
  UCD116239  Peritoma platycarpa Helen K. Sharsmith 1955-6-23 4503 Modoc West Valley Reservoir. Just outside W boundary Modoc National Forest, Warner Mountains. 1524 Comment
  CAS-BOT-BC95160  Peritoma serrulata C. C. (Mrs.) Bruce 1897-8-7 1732 Modoc Willow Ranch Comment
  CAS-BOT-BC218104  Persicaria amphibia Bruce Bartholomew 1995-8-1 7138 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  CHSC109677  Persicaria amphibia Lowell Ahart; John Dittes 2012-7-10 18327 Modoc On the drying north side of the drainage, east of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC218156  Persicaria maculosa Bruce Bartholomew 1992-8-7 6355 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  UC748109  Phacelia Annie M. Alexander and Louise Kellogg 1946-6-12 4735 Modoc e side Fandango Pass rd 1676 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
  HSC13656  Phacelia hastata var. hastata M. T. Milligan 1964-6-25 87 Modoc Upper Lassen Creek 1829 Comment
  CAS-BOT-BC180012  Phacelia heterophylla subsp. virgata M. M. Hanna 1956-6-5 Modoc Cedar Pass. Comment
  CDA40416  Phacelia heterophylla subsp. virgata Alice Eastwood & John Thomas Howell 1940-6-13 8119 Modoc Suprise. 0 Comment
  UC711822  Phacelia humilis Roxana S. Ferris and Laura Lorraine 1941-8-13 10542 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  UC748322  Phacelia humilis Annie M. Alexander and Louise Kellogg 1946-6-5 4660 Modoc s Eagleville; Warner Mountains, Emerson Creek 1783 Comment
  CDA40368  Phacelia humilis John Elliot 1975-8-3 150 Modoc Benton Meadows, Modoc National Forest, north of Lake City. 0 Comment
  HSC13731  Phacelia humilis M. T. Milligan 1965-6-27 358 Modoc 1677 Comment
  UC24374  Phacelia humilis L. A. M. Black 1894-7-1 Modoc Comment
  CAS-BOT-BC180002  Phacelia humilis var. humilis Barrett Anderson 1986-7-9 3163 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  CAS-BOT-BC179971  Phacelia inundata Dean W. Taylor; et al 1987-8-9 9271 Modoc Dry Lake. 1341 Comment
  CHSC67114  Phacelia inundata James D. Jokerst 1987-5-13 2859 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, dry lake W and adjacent to N end of central sector. 1353 Comment
  CAS-BOT-BC179947  Phacelia linearis Annie Montague Alexander; L. Kellogg 1946-6-18 4798 Modoc Patterson Mill-Silver Creek Rd. 1828 Comment
  CAS-BOT-BC179964  Phacelia linearis John Thomas Howell 1934-6-30 12256 Modoc Duncan Horse Camp. 1355 Comment
  SEINET3158188  Phacelia linearis M. S. Baker 1899-1 sn Modoc Forestdale Comment
  RSA428038  Phacelia linearis Christopher Davidson 1975-6-4 2629 Modoc Canby Bridge across Pit River, ca. four miles south of Canby on Highway 299. 1341 Comment
  RSA518817  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection State, 1 mi S of S jct to Lava Beds Nat l Monument E of Tonesta. 1311 Comment
  UCD35722  Phacelia linearis Beecher Crampton 1960-6-17 5680 Modoc 8 miles north of Perez, west of the southern portion of Clear Lake Reserv., Saddleblanket Flat. 1371 Comment
  UCSB27389  Phacelia linearis Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake, east of Likely Warner Mtns. Comment
  HSC65661  Phacelia mutabilis J. P. Smith, J. O. Sawyer 1973-8-8 7242 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS1150  Phacelia mutabilis W. L. Jepson 1918-8-7 7866 Modoc Mt. Bidwell 2286 Comment
  SBBG22443  Phacelia mutabilis H. and M. Dearing 1939-6-8 3598 Modoc Pine Cyn, Warner Mtns Comment
  UC748117  Phacelia sericea var. ciliosa Annie M. Alexander and Louise Kellogg 1946-8-9 5129 Modoc Patterson Lake Trail Warner Mountains Comment
  CAS-BOT-BC179922  Phacelia tetramera Bruce Bartholomew 1995-5-13 6903 Modoc E of Eagleville near Eagleville Airport, S end of Surprize Valley. 1390 Comment
  NY1056750  Phacelia tetramera B. M. Bartholomew 1995-5-13 6903 Modoc East of Eagleville near Eagleville Airport, south end of Surprize Valley 1390 Comment
  CAS-BOT-BC179908  Phacelia thermalis Milo Samuel Baker 1899-8-18 Modoc Hot Spring Valley. Comment
  JEPS83791  Phacelia thermalis Dean Wm. Taylor with Robert A. Price 1988-6-4 9761 Modoc ca 2.6 mi S10 deg e Casuse Mountain; Modoc Plateau, Tule Lake 15' quadrangle, Tule Lake Basin, Do 1280 Comment
  UC526142  Phacelia thermalis John Thomas Howell 1934-6-30 12270 Modoc Duncan Horse Camp Comment
  HSC31351  Phleum alpinum D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19342 Modoc Soup Springs Campground Comment
  JEPS74043  Phleum alpinum Frances D. Payne 1932-7-21 726 Modoc edge Patterson Lake (e side Mt. Warren); Warner Mountains, , edge of Patterson Lake Comment
  SACT001758  Phleum pratense Herbert Mason, Verne Grant 1947-7-10 Modoc Forming tubers, irrigation ditch on pasture land .25 mile west of Dorris Reservoir, 2 mile east of Alturas. Comment
  UCR29795  Phlox J. A. Harpel 1981-8-7 V- 57 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  UC1191211  Phlox austromontana F. H. Frost 1925-5-24 5 Modoc e slope Steamboat Canyon; Warner Mountains Comment
  UC880380  Phlox caespitosa Lewis S. Rose 1940-6-14 40579 Modoc 5 mi w Perez; Mammoth Cave 1280 Comment
  CAS-BOT-BC197947  Phlox diffusa Bruce Bartholomew; Mona Bourell 1990-4-27 5169 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC197957  Phlox diffusa Bruce Bartholomew 1991-5-25 5743 Modoc McGinty Point, SW side of Goose Lake. 1470 Comment
  JEPS86362  Phlox diffusa Jack and Betty Guggolz 1988-7-3 974 Modoc near summit of Bidwell Mountain; Bidwell Mountain Comment
  CAS-BOT-BC197922  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-8-3 8127 Modoc Arid summit of Eagle Peak. 3017 Comment
  CAS-BOT-BC197937  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-8-1 8009 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  JEPS48582  Phlox douglasii subsp. rigida L. S. Smith 1924-5-23 267 Modoc near Egg Lake Comment
  RSA59706  Phlox douglasii subsp. rigida E. K. Balls 1950-5-18 14748 Modoc Above Upper Rush Creek Public Camp, 2.5 miles east from Highway 299. 1829 Comment
  UC748262  Phlox douglasii subsp. rigida Annie M. Alexander and Louise Kellogg 1946-6-5 4669 Modoc s of Eagleville; Warner Mountains, Emerson Creek 1889 Comment
  RSA0009310  Phlox douglasii subsp. rigida Mrs. R. M. Austin 536 Modoc Goose Lake Valley. Comment
  UC106841  Phlox gracilis Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  UC23588  Phlox gracilis Mrs. C. C. Bruce Jun 1898 2199 Modoc Goose Lake valley Comment
  UC879774  Phlox gracilis C. L. Hitchcock 1940-5-27 6685 Modoc 15 mi ne Alturas 1615 Comment
  CAS-BOT-BC197890  Phlox hoodii subsp. canescens Alice Eastwood; John Thomas Howell 1940-6-14 8239 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  RSA469949  Phlox longifolia subsp. brevifolia J. P. Smith, J. O. Sawyer 1972-5-6 5269 Modoc Along State Route 299; 4 miles west of Modoc Co. Road 58 east of Alturas. 1494 Comment
  CAS-BOT-BC197877  Phlox stansburyi Francis Dorris Payne 1932-6-8 420 Modoc 3 mi. N of Alturas on Cedarville road. Comment
  JEPS70010  Phlox stansburyi Milo S. Baker 1893-6 Modoc Forestdale Comment
  CAS-BOT-BC58309  Phoenicaulis cheiranthoides Bruce Bartholomew; Barrett Anderson 1989-4-27 4641 Modoc Dutch Flat, NW of Adin. 1390 Comment
  CAS-BOT-BC58580  Phoenicaulis cheiranthoides E. S. Willits 1940-4-16 185 Modoc Foothills above Willow Ranch, Highway 295. Comment
  CAS-BOT-BC58581  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1932-7-9 7592 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CHSC67095  Phoenicaulis cheiranthoides James D. Jokerst 1987-5-12 2845 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Comment
  HSC6880  Phoenicaulis cheiranthoides M. T. Milligan 1967-7-8 663 Modoc W slope of Eagle Peak 2500 Comment
  JEPS15392  Phoenicaulis cheiranthoides Franklin P. Nutting 1892-8-15 Modoc Forestdale Comment
  JEPS90372  Phoenicaulis cheiranthoides Dean W. Taylor 1992-5-8 12559 Modoc ca. 0.5 mi e Moonlite Mines ((Mt. Bidwell 7 1/2' USGS quadrangle, 1990 edition)); Warner Mountains, Mt. Bidwell 2432 Comment
  RSA27426  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 miles NE of Alturas. 1982 Comment
  RSA59975  Phoenicaulis cheiranthoides E. K. Balls 1950-5-13 14671 Modoc W shore of Goose Lake, 0.2 mile S of Oregon-Calif. state line. 1463 Comment
  UC1093649  Phoenicaulis cheiranthoides Herbert L. Mason 1957-7-6 14720 Modoc Mill Creek; Warner Mountains, Mill Creek Comment
  POM94707  Phoenicaulis cheiranthoides Mrs. R. M. Austin 1895-05 8 Modoc Goose Lake Valley Comment
  CAS-BOT-BC247591  Phragmites australis Bruce Bartholomew 1994-10-9 6886 Modoc Just N of Lassen County on road to Eagleville, S end of Surprise Valley. 1370 Comment
  CDA32619  Phragmites australis T. C. Fuller 1957-9-17 341 Modoc Near Eagleville. 0 Comment
  CAS-BOT-BC58640  Physaria occidentalis Bruce Bartholomew 1991-8-5 6067 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  UC1076350  Pinus albicaulis F. H. Frost 1926-7-25 161 Modoc Eagle Peak Warner Mts., Eagle Peak Comment
  UC401393  Pinus albicaulis W. P. Taylor and H. C. Bryant 1910-7-1 Modoc Summit of Warren Pk. Warner Mountains, Summit of Warren Pk. 2926 Comment
  CAS-BOT-BC73167  Pinus jeffreyi Elmer I. Applegate 1932-8-4 8147 Modoc Near and south of Cantrall Mill, on road to Mill Creek meadows, Warner Mountains. 1828 Comment
  HSC80917  Pinus jeffreyi G. M. Riegel 1979-9-8 767 Modoc S Warner Mtns. 1670 Comment
  HSC80918  Pinus monticola G. M. Riegel 1979-9-1 726 Modoc S Warner Mtns. 1670 Comment
  UC705550  Pinus monticola Marion Ownbey, Fred G. Meyer 1940-7-1 2153 Modoc near summit Clear Peak; Warner Mts, Clear Peak Comment
  HSC46289  Pinus washoensis J. P. Smith, J. O. Sawyer 1973-8-8 7252 Modoc 1.5 mi. N of Patterson Guard Station on Summit Trail, S Warner Wilderness 2439 Comment
  UCSC008466  Piperia unalascensis Randall Morgan 1990-7-30 1911 P Modoc Cave Lake (from Coleman) Comment
  HSC30199  Plagiobothrys cusickii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19525 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC1037248  Plagiobothrys cusickii Leo Whitney 1930-7-21 3566 Modoc Pit River Comment
  CHSC117137  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2016-7-14 21160 Modoc Around the sides of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  RSA0062307  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 17540 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS25292  Plagiobothrys hispidulus Frances D. Payne 1929-7-5 40 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC748449  Plagiobothrys hispidulus Annie M. Alexander and Louise Kellogg 1946-7-6 4914 Modoc in wash 3.5 mi e Eagleville Comment
  UC726225  Plagiobothrys leptocladus A. A. Heller 1941-6-26 16217 Modoc in a roadside depression 3 mi e Canby Comment
  CAS-BOT-BC58799  Plagiobothrys mollis var. mollis John Thomas Howell 1934-6-15 12197 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CHSC85097  Plagiobothrys mollis var. mollis John Dittes; Josephine Guardino 1991-7-21 414 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  SD130521  Plagiobothrys mollis var. mollis B. Bartholomew, B. Anderson 1988-7-21 4421 Modoc South end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC58742  Plagiobothrys scouleri John Thomas Howell 1934-6-12 12006 Modoc Davis Creek. Comment
  CAS-BOT-BC58762  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13408 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  RSA59935  Plagiobothrys scouleri var. hispidulus E. K. Balls 1950-5-13 14667 Modoc Goose Lake, east shore, near Willow Ranch. 1463 Comment
  CAS-BOT-BC58771  Plagiobothrys tenellus Bruce Bartholomew; Barrett Anderson 1989-6-3 4918 Modoc 9 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  POM368960  Plagiobothrys tenellus Christopher Davidson 1973-5-24 2107 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  CAS-BOT-BC242212  Platanthera dilatata var. leucostachys Barrett Anderson 1986-7-10 3200 Modoc Field redacted by CAS, contact the data manager for more information 1935 Comment
  UCSB16506  Plectritis macrocera 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
  UC711850  Pleiacanthus spinosus Roxana S. Ferris and Laura Lorraine 1941-8-14 10617 Modoc on road between Fort Bidwell and Pine Creek (Summit of Fandango Pass); Modoc National Forest, Warner Mountains, Summit of Fandango 1889 Comment
  RSA14101  Poa Elmer I. Applegate 1927-4-24 5004 Modoc Modoc Battle Ground; Modoc Lava Beds Comment
  CAS-BOT-BC247583  Poa bulbosa Bruce Bartholomew; Barrett Anderson 1988-5-12 4109 Modoc S side of Egg Lake. 1300 Comment
  JEPS70631  Poa cusickii L. S. Smith 1917-7-2 71 Modoc head of Shields Creek; Wasrner Mts 2286 Comment
  CHSC110974  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes 2012-7-10 18328 Modoc Open meadow, west of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC247613  Poa pratensis subsp. pratensis Bruce Bartholomew 1989-8-11 5099 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  UCD90460  Poa secunda L. Whitney 1935-5-19 s.n. Modoc Near Hackamore. Comment
  CHSC67416  Poa secunda subsp. juncifolia James D. Jokerst 1986-8-11 2761 Modoc Radar Site Survey S of Doublehead Mtn., unnamed dry lake ca. 1.2 mi WNW of Rimrock Lake. Comment
  JEPS45879  Poa secunda subsp. juncifolia L. S. Smith July 1920 1167 Modoc Crower Flat Comment
  UC1925882  Poa secunda subsp. juncifolia Annie M. Alexander and Louise Kellogg 1946-6-18 4791 a Modoc Junction of Silver Creek Road and Patterson Mill Road 1828 Comment
  UC820951  Poa secunda subsp. juncifolia C. L. Hitchcock 1940-5-28 6725 Modoc 15 mi n Alturas 1402 Comment
  UCD38339  Poa secunda subsp. juncifolia Beecher Crampton; Carl Rimbey 1954-7-7 2124 Modoc Alturas. Comment
  UCD92163  Poa secunda subsp. juncifolia J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCD92435  Poa secunda subsp. juncifolia L. Whitney 1935-7-23 s.n. Modoc Near Happy Camp. Comment
  UCD92437  Poa secunda subsp. juncifolia E. Wilson 1935-5-14 s.n. Modoc W side of pass toward Alturas. Comment
  UC1132566  Poa secunda subsp. juncifolia Leo Whitney 1935-7-15 Modoc near Bull's Eye Lake Comment
  CAS-BOT-BC247603  Poa secunda subsp. secunda Elmer Ivan Applegate 1932-7-31 7976 Modoc Mill Creek Meadow. Comment
  CAS-BOT-BC247661  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-27 6732 Modoc 12 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC247674  Poa secunda subsp. secunda Bruce Bartholomew 1990-6-17 5320 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  CHSC69492  Poa secunda subsp. secunda James D. Jokerst 1987-5-13 2870 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  HSC9776  Poa secunda subsp. secunda M. T. Milligan 1964-7-25 170 Modoc Pine Creek Basin, along trail. 2439 Comment
  JEPS74053  Poa secunda subsp. secunda Frances D. Payne 1932-6-27 621 Modoc s and e Alturas (Parker Creek, Parker Meadow); Warner Mts 1584 Comment
  UC1037148  Poa secunda subsp. secunda Leo Whitney 1935-7-6 3424 Modoc near Lookout Pit River Comment
  UCD90722  Poa secunda subsp. secunda J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC252525  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1988-7-21 4454 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UC1037158  Poa wheeleri Leo Whitney 1935-7-7 3380 Modoc 4 mi nw Canby (Howard Gulch) Comment
  CAS-BOT-BC252514  Poa wheeleri John H. Hatton 1911-6-10 30 Modoc Modoc County. 1371 Comment
  RSA0022125  Pogogyne floribunda H. L. Mason 1947-8-9 13474 Modoc East side of Fairchild Swamp, north of Alturas Comment
  RSA0022126  Pogogyne floribunda Louis C. Wheeler 1935-8-25 3915 Modoc Devil's Garden: Rimrock Valley Reservoir. 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
  CHSC85187  Polemonium micranthum John Dittes; Josephine Guardino 1991-6-1 378 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
  CHSC99114  Polemonium micranthum Lowell Ahart; John Dittes 2008-6-21 14981 Modoc North of the large culvert, west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC1228812  Polemonium micranthum Lincoln Constance and Emil DiFulvio 1962-4-16 3748 Modoc open slope 3.2 mi n Likely; n of Likely 1310 Comment
  UC907837  Polemonium micranthum John Chattin, Dan Tillotson 1947-5-7 40 Modoc Alturas Comment
  CAS-BOT-BC231285  Polemonium pulcherrimum Alexander; Kellogg No date on label 5106 Modoc Eagle Rock Comment
  RSA26474  Polyctenium fremontii Alice Eastwood, JT Howell 1940-6-15 8275 Modoc Near Perez Comment
  RSA59937  Polyctenium fremontii E. K. Balls 1950-5-11 14631 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8-mile Creek. 1463 Comment
  UC10287  Polyctenium fremontii Mrs. R. M. Austin May 1894 Modoc Ewing Creek Comment
  CAS-BOT-BC58323  Polyctenium fremontii var. fremontii Alice Eastwood; John Thomas Howell 1940-6-15 8275 Modoc Near Perez. Comment
  CAS-BOT-BC58324  Polyctenium fremontii var. fremontii Alice Eastwood; John Thomas Howell 1940-6-15 8275 Modoc Near Perez. Comment
  CAS-BOT-BC58325  Polyctenium fremontii var. fremontii Leland S. Smith 1920-5-30 20 Modoc West Valley camp. 1524 Comment
  CAS-BOT-BC58452  Polyctenium fremontii var. fremontii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6478 Modoc 3.4 km SW of Nevada border on Barrel Spring Road, N end of Surprise Valley. 1680 Comment
  SJSU10644  Polygonum austiniae H. L. Buckalew 1961-6-29 Modoc by Stough (""Stowe"") Reservoir, 1 mi N of Cedar Pass on the Alturas-Cedarville Rd 1920 Comment
  CHSC116093  Polygonum aviculare Lowell Ahart; John Dittes 2015-7-16 20390 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 d(air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA599749  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc Modoc Plateau: 1 mi. northwest of Mud Lake, Devil's Garden. 1524 Comment
  JEPS127605  Polygonum aviculare subsp. buxiforme L. P. Janeway 2014-7-8 11473 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road km NNw of Road 48, along the W edge of Goose Lake. Comment
  UC402681  Polygonum aviculare subsp. buxiforme W. P. Taylor and H. C. Bryant 1910-7-13 Modoc N. Fork Parker Cr. Warner Mountains (head) 2225 Comment
  RSA210875  Polygonum buxiforme Robert F. Thorne 1969-9-4 39076 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  CAS-BOT-BC218125  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1990-7-19 5403 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC218136  Polygonum douglasii John Thomas Howell 1934-6-30 12276 Modoc Duncan Horse Camp. 1355 Comment
  SD46732  Polygonum douglasii Robert J. Weatherly 1955-7-7 1608 Modoc 7 miles north of Ft. Bidwell 1874 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
  OBI59431  Polygonum douglasii Barbara Ertter 1988-6-18 7615 Modoc hwy 139 ca 50 airmiles SW of Klamath Falls, a few mi N of Agric. Inspection station, 1 mi S of S jct to Lava Beds natl Monument E of Tonesta 1311 Comment
  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
  SJSU9579  Polygonum douglasii W. Savage 1979-7-4 1339 Modoc Triange, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA319194  Polygonum kelloggii Patricia Wilder 1971-6-20 5065 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
  UC1101125  Polygonum persicaria Herbert L. Mason 1947-8-11 13498 Modoc Lower Lake; Hwy 81, on w margin, near boundary between Lassen and Modoc Cos. Comment
  CDA2776  Polygonum persicaria T. C. Fuller 1958-7-8 1958 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC218173  Polygonum polygaloides subsp. confertiflorum Bruce Bartholomew; Barrett Anderson 1988-5-12 4097 Modoc White Horse. 1340 Comment
  CHSC67588  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3214 Modoc S of Hwy. 139 NW of Canby, 4.7 mi W of junction with Loveness Rd. Comment
  OBI70749  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 s.n. Modoc Devils Garden: Ca. 1/4 mi SW of Big Sage Reservoir. T43N R12E sec 18 Comment
  SD215624  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1935-8-22 Modoc Devil's Garden; ca. 0.25 mile southwest of Big Sage Reservoir. Comment
  JEPS86719  Polygonum polygaloides subsp. esotericum John Hale 1990-7-10 Modoc 16 mi wnw of Canby (adjacent to CA Highway 139, near concrete spillway of water project, w Modoc County) Comment
  JEPS98244  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-18 1416 Modoc Hog Lake 1499 Comment
  SJSU9554  Polygonum polygaloides subsp. esotericum W. Savage 1979-7-3 1292 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD77944  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1417 Modoc Ca. 11 mi nw of Canby, 1,000 ft n of Hwy 139. 1487 Comment
  UCD77945  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-17 1387 Modoc Ca. 11 mi nw of Canby, on n side of Hwy 139, 2.2 mi e of Forest Service Rd 44N11. 1487 Comment
  UCD77947  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1409 Modoc Ca. 14 mi nw of Canby, on n side of Hwy 139, 0.4 mi w of Forest Service Rd 44N11. 1467 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
  HSC81006  Polygonum sawatchense subsp. sawatchense G. M. Riegel 1979-8-11 638 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC218146  Polygonum spergulariiforme John Thomas Howell 1934-7-1 12326 Modoc Duncan Horse Camp. 1355 Comment
  JEPS74064  Polypogon monspeliensis Frances D. Payne 1935-7-28 805 Modoc s and e Alturas (hills n Parker Creek); Warner Mountains, hills n Parker Creek Comment
  UCR29776  Populus tremuloides J. A. Harpel 1981-8-9 V- 60 Modoc Warner Mtns., Homestead Flat in the vicinity of Patterson Guard Station Comment
  CAS-BOT-BC225106  Populus trichocarpa Elmer Ivan Applegate 1929-5-25 5903 Modoc Cottonwood Creek, east side of Goose Lake. Comment
  CAS-BOT-BC225110  Populus trichocarpa Elmer Ivan Applegate 1932-8-4 8156 Modoc Pitt River, 8 miles east of Likely. Comment
  RSA233768  Populus trichocarpa Robert F. Thorne, C. W. Tilforth 1969-9-5 39159 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  RSA59861  Populus trichocarpa E. K. Balls 1950-5-11 14610 Modoc W of Middle Lake. Between Eagleville and Cedarville. 1433 Comment
  HSC93988  Porterella carnosula L. C. Wheeler 1935-8-3 3756 Modoc Warner Mountains, Rock Lake, Pine Creek. 1921 Comment
  CAS-BOT-BC242202  Potamogeton diversifolius Louis Cutter Wheeler 1935-8-22 3903 Modoc South Mt. Reservoir, Devil's Garden. 1524 Comment
  UC1099879  Potamogeton epihydrus Verne Grant, Irving Schneider 1947-7-22 8134 Modoc n of Alturas (North Fork Pit River by confluence with Gleason Creek on Hwy 395); North Fork Pit River Comment
  POM313001  Potamogeton epihydrus var. epihydrus Verne Grant, Irving Schneider 1947-7-21 8127 Modoc N Fork of Pit River by bridge on Hwy 395, N of Alturas. Comment
  UC157923  Potamogeton foliosus Milo S. Baker 1899-8-24 Modoc Carmichaels Mill Big Valley 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
  CAS-BOT-BC242270  Potamogeton richardsonii Robert Folger Thorne; C. W. Tilforth 1969-9-5 39179 Modoc South Fork of Pit River at bridge 3.8 mi. E of Likely. 1386 Comment
  RSA210803  Potamogeton richardsonii Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39128 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  HSC18776  Potentilla biennis M. T. Milligan 1966-6-29 491 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  UC71672  Potentilla biennis Mrs. M. H. Manning 1902-10-21 Modoc northern slope of Fandango northern slope of Fandango (north-eastern Modoc County) Comment
  JEPS47227 Image available Potentilla breweri Frances D. Payne 1931-6-29 286 A Modoc s Mosquito Lake (e slope of Mt. Warren); Warner Mts., e slope of Mt. Warren 2133 Comment
  CAS-BOT-BC214739  Potentilla drummondii Bruce Bartholomew; Barrett Anderson 1988-7-23 4568 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  UC748060  Potentilla drummondii subsp. bruceae Annie M. Alexander and Louise Kellogg 1946-6-30 4872 Modoc Highgrade, w side of ridge n end of Warner Mountains 2377 Comment
  CAS-BOT-BC214778  Potentilla gracilis John Thomas Howell 1934-7-1 12303 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC214788  Potentilla gracilis Elmer Ivan Applegate 1932-7-31 7981 Modoc Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC214794  Potentilla gracilis E. S. Willits 1940-5-17 262 Modoc Willow Ranch. Comment
  NY832911  Potentilla gracilis var. fastigiata B. M. Bartholomew 1988-7-21 4473 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. Sierran montane forest 2190 Comment
  UC903241  Potentilla gracilis var. fastigiata Frances Payne 1931-6-17 181 Modoc Parker Creek, Warner Mountains south and east of Alturas. 1584 Comment
  CAS-BOT-BC143311  Potentilla newberryi John Thomas Howell 1934-7-2 12359 Modoc East side of Clear Lake Comment
  CAS-BOT-BC214802  Potentilla rivalis Herbert Louis Mason 1947-8-13 13518 Modoc NE side of F reservoir, N of Canby. Comment
  CAS-BOT-BC225027  Poteridium annuum Bruce Bartholomew; Barrett Anderson 1988-6-23 4240 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC225032  Poteridium annuum Leland S. Smith 1918-6-14 936 Modoc Buck Creek Ranger Station & Willow Creek. 1676 Comment
  JEPS119665  Poteridium annuum Lowell Ahart, John Dittes 2012-7-11 18341 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
  UCD38340  Poteridium annuum Beecher Crampton; with Carl Rimbey 1954-7-7 2141 Modoc Warner mountains, west side of Cedar Pass. Comment
  CDA40759  Prunella vulgaris subsp. lanceolata G. D. Barbe, John Kelley 1988-7-2 4301 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  RSA488044  Prunus andersonii Bruce Bartholomew, B. Anderson 1988-5-13 4140 Modoc N side of Dorris Reservoir, ca. 4 km E of Alturas along Parker Creek Road. 1340 Comment
  UC748214  Prunus emarginata Annie M. Alexander and Louise Kellogg 1946-6-28 4859 Modoc above Lily Lake (Pine Creek Canyon, north end of Warner Mountains); Warner Mountains, Pine Creek Canyon 2103 Comment
  CAS-BOT-BC214812  Prunus subcordata R. M. Austin 1898-6-1 2343 Modoc Modoc County. 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-BC225013  Prunus virginiana var. demissa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16400 Modoc Roadside above Thoms Creek, 6.1 mi. E of California State Highway 299, on Cedar Pass Rd. Comment
  JEPS114909  Prunus virginiana var. demissa Lowell Ahart, John Dittes 2008-8-26 15338 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
  RSA451460  Prunus virginiana var. demissa H. E. McMinn 1931-5-23 1998 Modoc Cedarville road. Warner Mtns. Comment
  RSA520372  Prunus virginiana var. demissa Bruce Bartholomew, B. Anderson 1989-6-1 4733 Modoc Shake Spring. NW side of Shaffer Mtn. 1500 Comment
  SJSU9683  Prunus virginiana var. demissa W. Savage 1979-7-26 1573 Modoc Long Meadow Unit, Devils Garden Ranger District, Modoc National Forest 1584 Comment
  UC748224  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1946-6-5 4659 Modoc 1 1/2 mi s of Eagleville (Emerson Creek); Warner Mountains, Emerson Creek 1783 Comment
  UCD91502  Pseudoroegneria spicata Beecher Crampton; with Carl Rimbey 1954-7-7 2133 Modoc West side of Cedar Pass, Warner Mountains. 1889 Comment
  CAS-BOT-BC252550  Pseudoroegneria spicata subsp. spicata John H. Hatton 1911-6-10 29 Modoc unspecified 1524 Comment
  CAS-BOT-BC95233  Pseudostellaria jamesiana Bruce Bartholomew 1991-6-20 5783 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CAS-BOT-BC95234  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95235  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  POM260290  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 Comment
  POM267209  Pseudostellaria jamesiana Marion Ownbey 1940-7-1 2142 Modoc Cedar Peak, Warner Mountains. Comment
  RSA152427  Pseudostellaria jamesiana I. L. Wiggins 1961-6-13 16455 Modoc Near summit of Fandango Pass, Warner Mts. Comment
  SD149210  Pseudotsuga menziesii B. Bartholomew 1992-5-14 6273 Modoc Northeast side of White Horse Mountains, southwest of White Horse Flat Reservoir. 1399 Comment
Read comments
Aug 12 2008
  POM229881  Psilocarphus brevissimus L. C. Wheeler 1935-8-25 3920 Modoc Rim Rock Valley Reservoir, Devil's Garden 1524 Comment
  CAS-BOT-BC50382  Psilocarphus brevissimus var. brevissimus Arnold Tiehm 1984-7-30 8831 Modoc 8.9 road mi. NE of Ft. Bidwell on main road to Adel, just past the road summit 1615 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
  SEINET3222704 Image available Puccinellia lemmonii Arnold Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8799 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. 1360 Comment
  UCR136425  Puccinellia lemmonii Beecher Crampton 1954-7-6 2084 Modoc Modoc Plateau, 4 miles north of Likely along US Highwy 395 1402 Comment
  UCD32743  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2196 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UC12420  Purshia tridentata var. tridentata Milo S. Baker 1893-6 Modoc hillsides and low land Comment
  NY188082  Pyrola minor B. M. Bartholomew 1990-7-20 5511 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC95691  Pyrola picta Bruce Bartholomew; Barrett Anderson 1990-7-19 5415 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CHSC97874  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Warner Mts. 2316 Comment
  JEPS74349  Pyrrocoma carthamoides var. cusickii L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 3768 Modoc 3.5 mi n Cedar Pass (along forest service road); Warner Mts. 2042 Comment
  UCR163908  Pyrrocoma carthamoides var. cusickii Jim Andre 1993-6-30 1403 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CAS-BOT-BC217251  Ranunculus alismifolius Bruce Bartholomew 1992-5-16 6332 Modoc S end of Sweagert Flat. 1840 Comment
  CAS-BOT-BC217300  Ranunculus alismifolius Bruce Bartholomew 1992-5-15 6303 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  UC72897  Ranunculus alismifolius var. alismifolius Milo S. Baker 1893-1 Modoc Forestdale Comment
  NY492813  Ranunculus alismifolius var. hartwegii L. C. Wheeler 1935-8-4 3774 Modoc Dismal Swamp, Twenty-Mile Creek, Warner Mountains 2225.0 Comment
  CAS-BOT-BC217262  Ranunculus aquatilis var. aquatilis Robert Folger Thorne; C. W. Tilforth 1969-9-5 39171 Modoc Clear Lake, Warner Mountains. 1767 Comment
  CAS-BOT-BC379171  Ranunculus aquatilis var. aquatilis Clare R. Wheeler 1980-6-17 1761 Modoc Cherry Lake 5.6 km north of Anthony Peak 1829 Comment
  RSA399370  Ranunculus aquatilis var. capillaceus George Willet 1935-6-12 s.n. Modoc [Unspecified] Comment
  CHSC115851  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2015-7-16 20376 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
  RSA149142  Ranunculus aquatilis var. hispidulus I. L. Wiggins, Dorothy B. Wiggins 1961-6-15 16519 Modoc 11 miles W of Canby along Hwy 139 Comment
  CDA24298  Ranunculus aquatilis var. subrigidus J. Elliott 1975-7-11 75 Modoc Pit River, approximately 8 miles northeast of Alturas on Highway 395. 0 Comment
  RSA399404  Ranunculus californicus Christopher Davidson 1973-5-26 2131 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC217231  Ranunculus cymbalaria E. S. Willits 1939-10-10 166 Modoc Surprise Valley. Comment
  CHSC112764  Ranunculus cymbalaria Lowell Ahart; John Dittes 2013-7-24 18938 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
  RSA0114935  Ranunculus cymbalaria Lowell Ahart, John Dittes 2013-7-24 18938 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. 1269 Comment
  PASA2638  Ranunculus cymbalaria Frank W. Peirson 1926-6-26 6906 Modoc Road from Alturas to Canby Comment
  UC480945  Ranunculus cymbalaria var. saximontanus W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains 2225 Comment
  RSA604932  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts 1555 Comment
  RSA84866  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1926-6-26 6906 Modoc Alturas to Canby Comment
  CAS-BOT-BC217241  Ranunculus flammula Bruce Bartholomew 1994-5-29 6734 Modoc Curtis Water Hole, NW of Egg Lake. 1280 Comment
  UC54905  Ranunculus glaberrimus Mrs. M. H. Manning 1903-3-27 Modoc Ft. Bidwell Comment
  JEPS60680  Ranunculus glaberrimus B. M. Payne 1930-3-29 346 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC217205  Ranunculus glaberrimus var. glaberrimus Leland S. Smith 1919-4-20 1078 Modoc Sagebrush flats W of Alturas. 1371 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
  SJSU5142  Ranunculus glaberrimus var. glaberrimus A. G. Gunderson 1970-3-28 Modoc near Likely, 20 mi S of Alturus 1524 Comment
  UC118383  Ranunculus hebecarpus Mrs. R. M. Austin May 1897 3 Modoc Goose Lake Valley Comment
  CAS-BOT-BC217219  Ranunculus occidentalis Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6493 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  JEPS60694  Ranunculus occidentalis Frances D. Payne 1929-7-1 34 Modoc about 3 mi n Parker Creek; Warner Mountains, Fern Spring Gulch 1584 Comment
  CAS-BOT-BC217180  Ranunculus occidentalis var. dissectus Annie Montague Alexander; L. Kellogg 1946-6-8 4697 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  CAS-BOT-BC217224  Ranunculus occidentalis var. dissectus Gordon H. True 1964-6-3 1448 Modoc Surprise Valley, about 5 mi. S of Cedarville. 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
  UC748217  Ranunculus sceleratus Annie M. Alexander and Louise Kellogg 1946-6-7 4674 Modoc 2 mi e Cedarville (in marsh) 1453 Comment
  CAS-BOT-BC217197  Ranunculus sceleratus var. multifidus C. C. (Mrs.) Bruce 1897-6-1 486 Modoc Fletcher Creek, Goose Lake. Comment
  CAS-BOT-BC217153  Ranunculus testiculatus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6542 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  RSA145549  Ranunculus testiculatus T. L. Secrest 1961-6-11 s.n. Modoc along edge of Hwy 299 1 miles NW of Alturas Comment
  CAS-BOT-BC95679  Rhododendron columbianum Bruce Bartholomew 1995-7-31 7124 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  CHSC109476  Rhododendron columbianum L. P. Janeway; B. Castro 2012-7-27 11024 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  UC49403  Ribes Leland S. Smith 1918-8-18 1045 Modoc ridge n Bear Mt.; Modoc Forest 2682 Comment
  UCR270949  Ribes John F. Emmel 2000-8-3 1681 Modoc Modoc Plateau, Northern Warner Mountains, north edge of Dismal Swamp 2180 Comment
  CAS-BOT-BC225853  Ribes aureum Belknap C. Goldsmith 1910-4-25 1 Modoc Pitt River, Alturas. 1341 Comment
  CAS-BOT-BC225865  Ribes cereum Annie Montague Alexander; L. Kellogg 1946-6-27 4849 Modoc Highgrade, top of ridge, two miles by road from Dismal Swamp, N end of Warner Mts. 2377 Comment
  CAS-BOT-BC225876  Ribes cereum Francis Dorris Payne 1931-6-10 142 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC225886  Ribes cereum Bruce Bartholomew; Barrett Anderson 1988-6-24 4297 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  HSC97822  Ribes cereum Juha Pykala, D. H. Norris 1987-5-28 1190 Modoc Modoc National Forest, Cedar Pass Campground, Thoms Creek Comment
  JEPS46216  Ribes cereum F. H. Frost 1925-7-11 39 Modoc 2 mi above, Cedar Canyon campsite Cedarville; Cedar Canyon Comment
  UC1035991  Ribes cereum Helen K. Sharsmith 1955-6-25 4504 Modoc on trail to Mill Creek Falls and Clear Lake; Warner Mountains, Modoc National Forest 1752 Comment
  UC1075751  Ribes cereum Robert J. Weatherby 1955-7-7 1606 Modoc 7 mi n Ft. Bidwell 1889 Comment
  UC11512  Ribes cereum Mrs. R. M. Austin and Bruce June 1898 2357 Modoc Lake City Mt. Comment
  SEINET13942380 Image available Ribes cereum E. K Balls 1950-1 14654 Modoc Modoc National Forest; hillsides N of Bucks Creek Ranger Station, E of Goose Lake 1859 Comment
  NY455304  Ribes montigenum A. M. Alexander 1946-6-25 4822 Modoc Dismal Swamp, north end of Warner Mountains 2255.5 Comment
  SEINET195470 Image available Ribes montigenum Annie M. Alexander, L Kellogg 1946-6-25 4822 Modoc North end of the Warner Mountains Dismal Swamp 2256 Comment
  SEINET5339715  Ribes montigenum M. J. Williams 1984-6-29 84- 71 -2 Modoc Lily Lake, west side of the Warner Mountains 2073 Comment
  UC1523789  Ribes roezlii Lisa Janio 1981-7-9 Modoc n Adin 1402 Comment
  RSA0024591  Ribes roezlii var. cruentum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6523 Modoc S side of Whitehorse Reservoir. 1300 Comment
  RSA0024592  Ribes roezlii var. cruentum Bruce Bartholomew, B. Anderson 1988-5-12 4106 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC225914  Ribes velutinum R. M. Austin 1894-6-1 s.n. Modoc Willow Creek. Comment
  CAS-BOT-BC225929  Ribes velutinum Belknap C. Goldsmith 1911-5-20 33 Modoc Sugar Hill, county road near Goose Lake. 1524 Comment
  CAS-BOT-BC225930  Ribes velutinum E. S. Willits 1940-4-16 174 Modoc Sugar Hall. Comment
  UC75448  Ribes velutinum Milo S. Baker 1893-1 Modoc Egg Lake Comment
  CAS-BOT-BC225940  Ribes viscosissimum Bruce Bartholomew 1994-5-28 6720 Modoc Between Cold Spring and Cottonwood Flat, W side of Warner Mts. 1880 Comment
  CAS-BOT-BC225950  Ribes viscosissimum Bruce Bartholomew 1990-6-15 5234 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  CAS-BOT-BC58409  Rorippa austriaca W. Ball 1937-6-27 Modoc Corporation Ranch. Comment
  CDA34339  Rorippa austriaca E. Finley 1987-6-17 s.n. Modoc Big Valley; Jones Rd., off US 395, N of Likely. 0 Comment
  CDA37893  Rorippa austriaca J. L. Johnson 1973-1 s.n. Modoc 0 Comment
  OBI5247  Rorippa austriaca T. C. Fuller 1958-7-8 1972 Modoc Corporation Ranch, near Likely Comment
  UCD115242  Rorippa austriaca W. S. Ball 1937-6-27 s.n. Modoc Corporation Ranch. Comment
  CHSC67354  Rorippa columbiae James D. Jokerst 1986-8-10 2755 Modoc Radar Site Survey S of Doublehead Mtn., Rimrock Lake. 1341 Comment
  CHSC74971  Rorippa columbiae Sheryl Gill 1996-9-3 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. In fields. 1229 Comment
  CAS-BOT-BC58377  Rorippa curvisiliqua Annie Montague Alexander; L. Kellogg 1946-6-26 4830 Modoc Dismal Swamp, N edge of Warner Mts. 2255 Comment
  CAS-BOT-BC58378  Rorippa curvisiliqua Margaret J. Williams 1984-6-30 84- 80 -3 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 Comment
  CAS-BOT-BC58382  Rorippa curvisiliqua Alice Eastwood; John Thomas Howell 1940-6-12 8081 Modoc Jess Valley. Comment
  CAS-BOT-BC58423  Rorippa curvisiliqua John Thomas Howell 1934-6-12 12019 Modoc Plum Valley, Warner Mts. Comment
  CAS-BOT-BC58424  Rorippa curvisiliqua Clare Butterworth Hardham 1974-8-6 20175 Modoc Cedar Pass, Warner Mountains. 1938 Comment
  CAS-BOT-BC58425  Rorippa curvisiliqua Bruce Bartholomew; Barrett Anderson 1988-6-24 4322 Modoc Lily Lake, W side of the Warner Mts.. 2130 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
  RSA210832  Rorippa islandica R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39021 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
  UC673336  Rorippa nasturtium-aquaticum F. H. Frost 1925-7-11 Modoc Cedar Canyon 2 mi above Cedarville (Warner Mts.); , Cedar Canyon, above Cedarville Comment
  CAS-BOT-BC497209  Rosa Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8384 Modoc About 7.0 mi N of Cedarville along side road to Wilson Patch Ranch (see US Forest Serv. map) Comment
  HSC59871  Rosa woodsii subsp. ultramontana J. P. Smith, J. O. Sawyer 1973-8-9 7254 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  RSA11801  Rosa woodsii subsp. ultramontana Elmer I. Applegate 1929-6-25 5904 Modoc Willow Ranch, east side of Goose Lake Comment
  JEPS45631  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-6 7847 Modoc Fandango Pass Surprise Valley (fields and at summit) 1447 Comment
  UC1128612  Rosa woodsii var. ultramontana R. C. Wilson 1933-6-25 51 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UC467690  Rosa woodsii var. ultramontana W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr. Warner Mountains 1676 Comment
  CAS-BOT-BC497306  Rosa woodsii var. ultramontana B. Bartholomew 1990-6-17 5284 Modoc Surprise Valley, SW side of Lower Alkali Lake, 1.0 km N of Lassen County border 1370 Comment
  HSC80700  Rubus parviflorus G. M. Riegel 1980-7-15 892 Modoc South Warner Mtns. 1670 Comment
  HSC17581  Rumex acetosella M. T. Milligan 1964-6-6 7 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC211341  Rumex crispus Bruce Bartholomew 1991-6-21 5827 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  CAS-BOT-BC211305  Rumex occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-22 4550 Modoc Stough Reservoir between Alturas and Cedarville, Warner Mts.. 2000 Comment
  JEPS58030  Rumex occidentalis Frances D. Payne 1931-7-4 312 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC211309  Rumex paucifolius Annie Montague Alexander; L. Kellogg 1946-7-11 4977 Modoc Mesa W of Eight Mile Creek, NE corner of county. Comment
  CAS-BOT-BC211315  Rumex salicifolius Bruce Bartholomew; Barrett Anderson 1990-7-20 5541 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  NY430648  Rumex salicifolius subsp. triangulivalvis J. T. Howell 1934-6-15 12189 Modoc Alturas Comment
  CDA23209  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 1934 Modoc Corporation Ranch, Likely. 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-BC211319  Rumex triangulivalvis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10550 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC245202  Sagittaria cuneata Elmer Ivan Applegate 1929-7-29 6094 Modoc Clear Lake Dam. Comment
  CAS-BOT-BC225121  Salix boothii Annie Montague Alexander; L. Kellogg 1946-6-25 4827 Modoc Dismal Swamp, N end of Warner Mountains. 2255 Comment
  POM228955  Salix boothii Louis C. Wheeler 1935-8-2 3748 Modoc Twelve Mile Creek. Warner Mtns. 2256 Comment
  UC482330  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC492369  Salix boothii Frances D. Payne 1932-7-21 728 a Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  UC492370  Salix boothii Frances D. Payne 1932-7-21 728 a Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225755  Salix eastwoodiae Francis Dorris Payne 1931-6-25 275 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  CAS-BOT-BC225759  Salix eastwoodiae Francis Dorris Payne 1931-7-8 177 Modoc Pine Creek Basin ca. 33 km SE of Alturas, Warner Mountains 2280 Comment
  CAS-BOT-BC225763  Salix eastwoodiae Francis Dorris Payne 1931-7-7 333 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  POM218963  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  UC481860  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc ca. 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC748350  Salix eastwoodiae Annie M. Alexander and Louise Kellogg 1946-6-25 4826 Modoc Dismal Swamp; n end Warner Mts. 2255 Comment
  UCD110833  Salix eastwoodiae Frances D. Payne 1931-7-7 333 Modoc Pine Creek Basin, Warner Mountains, about 33 km. southeast of Alturas. 2280 Comment
  CAS-BOT-BC225778  Salix exigua Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16365 Modoc Along bank of Pit River, 3.9 mi N of Alturas. Comment
  SBBG28795  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
  NY187774  Salix lasiandra L. C. Wheeler 1935-8-3 3772 Modoc Pine Creek, Warner Mts. 1554.5 Comment
  SEINET3158590  Salix lasiandra E. K. Balls 1950-5-11 14621 Modoc 4 mi S of Fort Bidwell, W of Upper Lake 1402 Comment
  UC437296  Salix lasiandra subsp. lasiandra Belknap C. Goldsmith 1911-5-21 24 Modoc e. shore Goose Lake; Modoc Nat'l Forest Comment
  UC481839  Salix lasiandra subsp. lasiandra Frances D. Payne 1931-6-10 135 Modoc Parker Creek Warner Mts., Parker Creek 1560 Comment
  CAS-BOT-BC197562  Salix lasiandra var. lasiandra H. P. Bracelin; Francis Dorris Payne 1931-6-30 498 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  RSA612590  Salix lasiolepis Louis C. Wheeler 1935-8-3 3771 Modoc Pine Creek, Warner Mts. 1555 Comment
  SBBG57847  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 Comment
  UC481936  Salix lasiolepis Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 492 Modoc 20 km. e. Alturas (Parker Creek, meadow s. of Payne Ranch); Parker Creek 1560 Comment
  CAS-BOT-BC197551  Salix lasiolepis var. lasiolepis Louis Cutter Wheeler 1935-8-13 3831 Modoc Barnes Creek, Warner Mts. 2133 Comment
  CAS-BOT-BC229662  Salix lemmonii H. P. Bracelin 1934-6-13 819 Modoc Patterson Mill Rd., E side of Warner Mts., beside Barber Creek. 1524 Comment
  CAS-BOT-BC229696  Salix lemmonii Louis Cutter Wheeler 1935-9-11 3971 Modoc Fletcher Creek, Devil's Garden. 1524 Comment
  NY187862  Salix lemmonii L. C. Wheeler 1935-8-3 3760 Modoc Pine Creek, Warner Mts. 1737.4 Comment
  SEINET10417376  Salix lucida subsp. lasiandra E. K. Balls 1950-5-20 14794 Modoc South Fork Pit River, South Fork Public Camp. 1433 Comment
  POM107279  Salix lutea R. M. Austin 1895-04 s.n. Modoc Goose Lake. Franklin Creek. Comment
Read comments
Mar 5 2011
  CAS-BOT-BC229848  Salix melanopsis H. P. Bracelin; Francis Dorris Payne 1931-6-30 493 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC229838  Salix scouleriana Francis Dorris Payne 1931-6-22 293 Modoc E slope of Mt. Warren, Owl Creek. 2400 Comment
  POM362919  Salix scouleriana H. E. McMinn 1931-5-23 2474 Modoc [Unspecified] Comment
  SEINET5343721  Salvia aethiopis M. J. Williams 1984-6-29 84- 70 -1 Modoc North of Alturas on Hwy 395 almost to Oregon border 1433 Comment
  RSA59359  Salvia dorrii subsp. dorrii E. K. Balls 1950-5-21 14819 Modoc Opposite South Fork Public Camp, South Fork Pit River, on slopes 150 ft. above camp 1479 Comment
  UC1036008  Salvia dorrii var. dorrii Helen K. Sharsmith 1955-6-23 4491 Modoc 6.7 mi e Cedar Campground (State Highway 28); Warner Mountains, Modoc National Forest 1859 Comment
  UCSB12379  Salvia dorrii var. dorrii Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc East side of Cedar Pass Comment
  SJSU6170  Salvia dorrii var. incana J. W. Tilden 1958-6-25 1262 Modoc near Monument Headquarters, Lava Caves, Lava Beds National Monument Comment
  CAS-BOT-BC184106  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-7 9408 Modoc Lava Beds National Monument. Indian Wells Ranger Station Comment
  CAS-BOT-BC238786  Sambucus nigra subsp. caerulea Alice Eastwood; John Thomas Howell 1940-6-12 8054 Modoc Between Likely and Jess Valley Comment
  HSC3960  Sambucus nigra subsp. caerulea M. T. Milligan 1966-7-1 516 Modoc Slopes and ridges E of Jess Valley. 1585 Comment
  HSC80928  Sambucus nigra subsp. caerulea G. M. Riegel 1979-8-26 686 Modoc S Warner Mtns. 1670 Comment
  JEPS45509  Sanguisorba annua L. S. Smith 1918-6-14 936 Modoc South Slope Buck Creek Ranger Station and Willow Creek 1676 Comment
  RSA504644  Sanguisorba annua Bruce Bartholomew 1988-6-23 4240 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  NY1101599  Sanicula graveolens B. M. Bartholomew 1988-7-23 4559 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2140 Comment
  RSA504661  Sanicula graveolens Bruce Bartholomew, B. Anderson 1988-7-23 4559 Modoc Road beyond Poison Lake 8km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2140 Comment
  POM354592  Saxifraga fragosa Christopher Davidson 1973-5-26 2147 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat l Forest 1524 Comment
  RSA565102  Saxifraga integrifolia D. W. Taylor 1992-5-7 12521 Modoc 0.5 miles E of Duncan Reservoir, on western rim of Black Canyon. 1524 Comment
  UC748344  Saxifraga oregana Annie M. Alexander and Louise Kellogg 1946-7-18 5027 Modoc Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  NY784265  Saxifraga oregana var. oregana B. Anderson 1986-7-10 3199 Modoc Warner Mountains. West Warner Road at the North Fork of Pine Creek. 1935 Comment
  CAS-BOT-BC247698  Schedonorus pratensis Bruce Bartholomew; Barrett Anderson 1988-7-22 4482 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  UC1587094  Schoenoplectus americanus G. Schoolcraft 1991-7-24 2188 Modoc Leonard Hot Spring NE of Middle Alkali Lake 1386 Comment
  UCD49970  Schoenoplectus pungens var. longispicatus Irving Schneider; Verne Grant 1947-7-19 8083 Modoc Williams Ranch, north of Likely. Comment
  SEINET199876  Scirpus acutus H. L. Mason, V Grant 1947-7-11 13379 Modoc Along S. fork of Pit River downstream from Jess Valley by Forest Service camp site Comment
  UC1100870  Scirpus americanus Verne Grant and Irving Schneider 1947-7-19 8084 Modoc irrigation ditch s Williams Ranch House (n of Likely); n of Likely Comment
  UC1100835  Scirpus microcarpus Verne Grant and Irving Schneider 1947-7-22 8152 Modoc on dirt road leading to s end Goose Lake one mi nw Highway 395 (headwaters North Fork Pit River); , s end Goose Lake Comment
  UC70014  Scirpus microcarpus Mrs. M. H. Manning June 1903 431 Modoc north-eastern Modoc County Comment
  RSA210786  Scirpus microcarpus Robert F. Thorne, C. W. Tilforth 1969-9-4 39049 Modoc Along N Fork of Pit River, 11.8 miles N of Alturas along Highway 395. 1372 Comment
  UC1100809  Scirpus pungens Herbert L. Mason 1947-8-15 13544 Modoc e side Goose Lake (mouth of Crane Creek, on Willow Ranch) Comment
  UCD92474  Scolochloa festucacea D. Marcum 1997-10-14 s.n. Modoc southern part of county, near border of Lassen County, near town of Adin. 1300 Comment
  UC1012081  Scrophularia desertorum Francis W. Pennell 1940-6-8 25736 Modoc 9-10 mi w Alturas (Rte 299) 1371 Comment
  UC1192000  Scrophularia lanceolata Verne Grant and Irving Schneider 1947-7-20 8105 Modoc downstream from Alturas (Norht Fork of Pit river) Comment
  CAS-BOT-BC179216  Scutellaria nana Lindsay Stuart Smith 1924-5-31 1358 Modoc Egg Lake Ranch and S. Comment
  CAS-BOT-BC179221  Scutellaria nana L. A. M. Black 1893-1-1 82 Modoc Joseph Creek. Comment
  CAS-BOT-BC95607  Sedum lanceolatum Bruce Bartholomew 1990-8-4 5649 Modoc Ridge N of Irons Lake, along Owl Creek Trail, E side of Warner Mts. 2470 Comment
  CAS-BOT-BC95608  Sedum lanceolatum Robert Patterson; Mona Bourell 1993-8-15 5270 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CHSC109200  Sedum lanceolatum L. P. Janeway; B. Castro 2012-7-24 10964 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  UC205194  Sedum lanceolatum Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell (12 Mile Creek, ne of Modoc Co.); e side Mt. Bidwell, 12 Mile Creek Comment
  HSC80942  Sedum stenopetalum G. M. Riegel 1979-7-14 511 Modoc South Warner Mtns. 1739 Comment
  SJSU9705  Sedum stenopetalum W. Savage 1979-7-10 1526 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  CAS-BOT-BC95613  Sedum stenopetalum subsp. stenopetalum K. Paulson; Robert Paulson 1989-6-21 147 Modoc Near Granger Summit, crest of Warner Mts. 2118 Comment
  CAS-BOT-BC95614  Sedum stenopetalum subsp. stenopetalum Annie Montague Alexander; L. Kellogg 1946-8-8 5123 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC95615  Sedum stenopetalum subsp. stenopetalum Francis Dorris Payne 1931-6-11 147 Modoc Parker Creek, Warner Mts. 1584 Comment
  RSA0012438  Senecio aronicoides Bruce Bartholomew 1992-5-14 6277 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  RSA252461  Senecio eurycephalus R. F. Thorne, C. W. Tilforth 1969-9-5 39150 Modoc Near Mill Creek Falls. Modoc Nataional Forest, Warner Mts. 1753 Comment
  CAS-BOT-BC50280  Senecio fremontii var. fremontii Elmer Ivan Applegate 1932-8-1 8048 Modoc Eastern slope of Warren Peak near summit, Warner Mountains Comment
  CHSC70717  Senecio hydrophiloides A. Sanger 1997-6-11 2511 Modoc Meadow on east side of road 44N69. 1981 Comment
  JEPS89346  Senecio hydrophilus Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10502 Modoc w. shore Lower Lake (Surprise Valley); , Lower Lake 1363 Comment
  UC91663  Senecio hydrophilus Mrs. R. M. Austin Sept 1894 Modoc shores Goose Lake Comment
  CAS-BOT-BC50251  Senecio integerrimus var. exaltatus C. L. Hitchcock 1940-5-27 6711 Modoc 15 mi. NE of Alturas. 1615 Comment
  JEPS5946  Senecio integerrimus var. exaltatus Frances D. Payne 1931-6-22 235 Modoc s and e Alturas (n tributary of Dry Creek); Warner Mountains, Parker Creek, Dry Creek 1828 Comment
  HSC67882  Senecio serra J. P. Smith, J. O. Sawyer 1973-8-8 7253 Modoc Just N of Patterson Guard Station along Summit Trail 2195 Comment
  CAS-BOT-BC50267  Senecio serra var. serra Annie Montague Alexander; L. Kellogg 1946-7-7 4949 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CAS-BOT-BC50268  Senecio serra var. serra Bruce Bartholomew 1989-8-12 5109 Modoc S end of Coyote Creek, ca. 1.5 km SW of Sunflower Knob, S end of Warner Mountains. 2040 Comment
  RSA503243  Senecio triangularis Bruce Bartholomew, B. Anderson 1988-7-22 4533 Modoc Mill Creek, Lake City Canyon, 5.5 km west of Lake City, east side of the Warner Mountains 1860 Comment
  HSC75912  Sibbaldia procumbens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19339 Modoc Soup Springs Campground Comment
  UCD116666  Sidalcea glaucescens Jack Major 1966-6-24 s.n. Modoc above Goose Lake, west side of Fandango Pass. 1645 Comment
  CAS-BOT-BC179078  Sidalcea oregana subsp. oregana Barrett Anderson 1986-7-9 3138 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CDA36501  Sidalcea oregana subsp. oregana T. C. Fuller 1958-7-8 s.n. Modoc 5 miles south of Davis Creek. 0 Comment
  RSA448575  Sidalcea oregana subsp. oregana Christopher Davidson 1973-5-26 2150 Modoc 1 mile N. of Adin Summit on St Hwy 299, Modoc National Forest 1524 Comment
  SJSU9695  Sidalcea oregana subsp. oregana W. Savage 1979-7-20 1547 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC179055  Sidalcea oregana subsp. spicata Roxana Stinchfield Ferris; R. Duthie 1919-6-15 155 Modoc Parker Creek. Comment
  HSC80893  Sidalcea oregana subsp. spicata G. M. Riegel 1980-7-14 865 Modoc S Warner Mtns. 2100 Comment
  JEPS67277  Sidalcea oregana subsp. spicata Frances D. Payne 1931-6-17 179 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  RSA448221  Sidalcea oregana subsp. spicata George Willet 1935-6-12 s.n. Modoc 4 miles E. of Likely 1524 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
  CAS-BOT-BC95253  Silene douglasii var. douglasii Robert Patterson; Mona Bourell 1993-8-15 5265 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC95254  Silene douglasii var. douglasii Louis Cutter Wheeler 1935-8-5 3784 Modoc Pine Creek, Warner Mts. 2316 Comment
  CAS-BOT-BC95255  Silene douglasii var. douglasii Bruce Bartholomew 1992-8-9 6386 Modoc Squaw Peak Trail between Patterson Lake and Owl Creek Trail, E side of Warner Mountains. 2440 Comment
  CDA3460  Silene latifolia subsp. alba T. C. Fuller 1975-9-4 20097 Modoc West side of Highway 139, 2 miles south of the plant quarantine station. 0 Comment
  UC465659  Silene lemmonii Milo S. Baker 1893-6-22 Modoc Comment
  RSA324578  Silene menziesii subsp. dorrii A. Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  SJSU9708  Silene nuda W. Savage 1979-7-10 1524 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  UC711806  Silene occidentalis subsp. occidentalis Roxana S. Ferris and Laura Lorraine 1941-8-14 10577 Modoc on road to Eagleville three mi from Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mountains Comment
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Sep 9 2015
  CAS-BOT-BC95276  Silene oregana Leland S. Smith 1922-7-20 1271 Modoc Rush Creek Ranger Station. 2133 Comment
  CHSC106327  Sisymbrium altissimum Lowell Ahart; John Dittes 2010-8-31 17130 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA82892  Sisymbrium altissimum J. M. Tucker 1950-7-25 1968 Modoc beside highway 139, 26.4 miles southeast of Tule Lake Comment
  UC1191944  Sium suave Verne Grant, Irving Schneider 1947-7-19 8062 Modoc s of Alturas (Corporation Ranch, s of South Loop Road); Corporation Ranch Comment
  JEPS62125  Smilacina racemosa Frances D. Payne 1929-6-24 23 Modoc above Fitzhugh Springs; Warner Mts., Pine Creek Comment
  POM69607  Solanum physalifolium var. nitidibaccatum R. M. Austin 1895-07 s.n. Modoc Goose Lake. Comment
  JEPS12114  Solanum triflorum Frank W. Peirson 1926-6-25 6878 Modoc Warner Mountains, Cedarville Road, 1 mi e of summit Cedarville Road; Warner Mountains, Cedarville Road Comment
  JEPS12132  Solanum triflorum F. H. Frost 1925-7-20 92 Modoc 2 mi above Cedarville (Cedar Camp); Cedar Camp Comment
  UCD126963  Solanum triflorum Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch, Likely. Comment
  HSC6180  Solidago elongata M. T. Milligan 1966-7-26 584 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  SEINET3167750  Solidago elongata J. C. Semple, B. A. Suripto 1990-8-11 9295 Modoc NE of Altura, flood plain of N. Fork Railroad by US-395, approx. 2 km S of Joseph Creek Rd. Comment
  UC1999896  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-11 9295 Modoc NE of Alturas, flood plain of N. Fork Railroad by US-395, approx. 2 km S of Joseph Creek Rd. Comment
  UC1999883  Solidago spectabilis J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9299 Modoc CA-299, 12.5 km W of Alturas, straight N of Rattle Snake Butte. Comment
  UC71565  Solidago velutina subsp. californica Mrs. M. H. Manning 1903-6 246 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  JEPS44992  Sorbus scopulina W. L. Jepson 1918-8-7 7900 Modoc n fork Bidwell Creek; Warren Mts 1828 Comment
  CAS-BOT-BC158916  Sorbus scopulina M. S. Baker 1899-8-1 s.n. Modoc Forest Dale Comment
  POM332462  Sparganium angustifolium subsp. emersum J. P. Smith, J. O. Sawyer 1973-8-9 7269 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  CHSC116089  Sparganium emersum Lowell Ahart; John Dittes 2015-7-15 20347 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC1099922  Sparganium emersum var. emersum Herbert L. Mason and Verne Grant 1947-7-12 13433 Modoc n of Likely (Corporation Ranch Headquarters) Comment
  CAS-BOT-BC95284  Spergularia rubra Bruce Bartholomew; Barrett Anderson 1988-7-23 4583 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  NY453053  Spergularia rubra B. M. Bartholomew 1988-7-23 4583 Modoc Dismal Swamp, Warner Mountains. Fort Bidwell 15' Quad. 2180 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
  POM82493  Sphenosciadium capitellatum Mrs. R. M. Austin 1895-07 s.n. Modoc Davis Creek Comment
  UC429201  Spiranthes romanzoffiana Milo S. Baker Aug. 1897 162 Modoc Forestdale Comment
  JEPS120892  Spirodela polyrhiza Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18758 Modoc on the N side of levee, about 100 yards north of Parking Area, NW 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
  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-BC179210  Stachys pilosa B. Bartholomew 1995-8-1 7172 Modoc County road 13, ca. 3 km NW of Lake City. 1390 Comment
  SD46731  Stellaria calycantha Robert J. Weatherby 1955-7-8 1618 Modoc Between rocks at edge of creek. 7 miles north of Fr. Bidwell, Warner Mts. 1874 Comment
  CAS-BOT-BC95297  Stellaria longipes var. longipes Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10548 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC95298  Stellaria longipes var. longipes Bruce Bartholomew 1991-10-13 6118 Modoc Stream just above Cave Lake, W side of Warner Mts. 1990 Comment
  CAS-BOT-BC95302  Stellaria umbellata Bruce Bartholomew; Barrett Anderson 1988-6-24 4321 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  UC71687  Stenotus acaulis Mrs. M. H. Manning 1904-8-17 357 Modoc Mt. Bidwell Comment
  UC748387  Stenotus acaulis Annie M. Alexander and Louise Kellogg 1946-8-9 5138 Modoc Patterson Lake Trail, Warner Mountains. Comment
  JEPS36864  Stephanomeria lactucina Milo S. Baker 1894-7-30 Modoc Silver Lake Comment
  CAS-BOT-BC54270  Stephanomeria spinosa E. S. Willits 1939-10-10 168 Modoc Surprise Valley. Comment
  CDA14601  Stephanomeria spinosa G. D. Barbe 1991-8-27 4441 Modoc Warner Mountains; East of Bald Mountain, Modoc National Forest. 2316 Comment
  UC566706  Stephanomeria tenuifolia F. H. Frost 1925-7-27 170 Modoc Clear Lake, nw Modoc County Clear Lake Comment
  SEINET10893284  Stipa lettermanii Louis C. Wheeler 1935-8-3 Wheeler 3752 Modoc Dry semi-sunny timbered E slope; Dismal Swamp, Twenty Mile Creek, Warner Mts. 2225 Comment
  UCR34680  Stipa nevadensis J. A. Harpel 1981-8-6 V 12 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  HSC13361  Stipa occidentalis var. occidentalis R. C. Wunner 1965-6-20 221 Modoc Lava Beds N. M., Lava Brook Cave. 1463 Comment
  CAS-BOT-BC95052  Streptanthella longirostris Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6460 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  HSC81068  Streptanthus cordatus G. M. Riegel 1980-8-14 1059 Modoc S Warner Mtns. 1739 Comment
  JEPS27101  Streptanthus cordatus L. S. Smith 1918-6-22 965 Modoc Lily Lake Modoc <National> Forest, Pine Creek 1981 Comment
  HSC81067  Streptanthus cordatus G. M. Riegel 1980-8-13 1059 Modoc S Warner Mtns. 1739 Comment
  RSA603599  Streptanthus cordatus L. C. Wheeler 1935-8-14 3842 Modoc Pine Creek. Warner Mtns. 2011 Comment
  CAS-BOT-BC95576  Suaeda calceoliformis Bruce Bartholomew; Barrett Anderson 1990-7-20 5451 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  UC1051440  Suaeda calceoliformis Herbert L. Mason 1955-8-14 14649 Modoc s end Goose Lake Comment
  CAS-BOT-BC180097  Swertia albicaulis var. albicaulis Bruce Bartholomew; Barrett Anderson 1989-6-3 4854 Modoc Timber Mountain, ca. 30 km N of State Hwy 299 on Crowder Flat Road. 1550 Comment
  CAS-BOT-BC180104  Swertia albicaulis var. albicaulis Roxana Stinchfield Ferris; R. Duthie 1919-7-14 92 Modoc Above Parker Creek. Comment
  UC711868  Swertia radiata Roxana S. Ferris and Laura Lorraine 1941-8-14 10595 Modoc 3 mi from Patterson Ranger Station (on the road to Eagleville); Warner Mountains, Modoc National Forest Comment
  CAS-BOT-BC95187  Symphoricarpos rotundifolius var. rotundifolius Elmer Ivan Applegate 1932-8-1 8066 Modoc Warner Mountains. Mill Creek Meadows, western slope of mountains. Comment
  CAS-BOT-BC95188  Symphoricarpos rotundifolius var. rotundifolius Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10537 Modoc Warner Mountains, Modoc National Forest, Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC95201  Symphoricarpos rotundifolius var. rotundifolius Bruce Bartholomew 1989-7-15 5014 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  HSC4012  Symphoricarpos rotundifolius var. rotundifolius M. T. Milligan 1966-7-3 541 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  JEPS5933  Symphoricarpos rotundifolius var. rotundifolius Frances D. Payne 1929-7-3 38 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS114494  Symphyotrichum ascendens Lowell Ahart, John Dittes 2008-8-25 15293 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  JEPS117169  Symphyotrichum ascendens Lowell Ahart, John Dittes 2010-8-30 17053 Modoc Bottom of a small vernal pool, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  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-BC15221  Symphyotrichum eatonii Leland S. Smith 1922-8-8 1333 Modoc Along stream in Section 14.T40, R9 1524 Comment
  CAS-BOT-BC15220  Symphyotrichum eatonii Leland S. Smith 1919-8-18 1134 Modoc Ash Valley. 1463 Comment
  UC748365  Symphyotrichum foliaceum Annie M. Alexander and Louise Kellogg 1946-7-12 4987 Modoc Twelve Mile Creek, ne corner of county Twelve Mile Creek Comment
  RSA607285  Symphyotrichum foliaceum var. foliaceum L. C. Wheeler 1935-8-16 3875 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1192204  Symphyotrichum spathulatum Verne Grant and Irving Schneider 1947-7-20 8093 Modoc s of Alturas ((Jones Lane by first bridge w of Highway 395)) Comment
  CAS-BOT-BC15171  Symphyotrichum spathulatum var. spathulatum Herbert Louis Mason 1947-8-9 13480 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  CAS-BOT-BC232356  Synthyris missurica C. L. Hitchcock 1940-5-27 6716 Modoc 15 mi. NE of Alturas. 1981 Comment
  JEPS27951  Synthyris missurica Frances D. Payne 1929-7-26 129 Modoc Warner Mountains, Pine Creek Basin Pine Creek Basin; Warner Mountains, Pine Creek Basin 2133 Comment
  POM228872  Synthyris missurica Louis C. Wheeler 1935-8-5 3788 Modoc Consolidated Mine, Pine Creek, Warner Mountains 2287 Comment
  RSA503253  Synthyris missurica Bruce Bartholomew, B. Anderson 1988-6-24 4306 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC252540  Taeniatherum caput-medusae Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16376 Modoc Junction of Cedar Pass road and Hwy. 299, 5.5 mi. N of Alturas. Comment
  UCD86205  Taeniatherum caput-medusae L. Whitney 1935-7-20 3543 Modoc meadow near Canby. Comment
  SEINET5344502  Taeniatherum caput-medusae M. J. Williams 1984-6-30 84- 75 -3 Modoc 27.4 mi N of Cedar Pass road on Hwy 395 1295 Comment
  RSA185421  Taraxacum officinale Clare B. Hardham 1961-6-20 7883 Modoc Near Mt Bidwell. 2439 Comment
  JEPS31478  Taraxia subacaulis F. Payne 1929-7-7 54 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  UC748416  Taraxia subacaulis Annie M. Alexander and Louise Kellogg 1946-6-26 4831 Modoc Dismal Swamp north end of Warner Mountains 2255 Comment
  SDSU2047  Taxus brevifolia L. N. Harvey 1929-9-1 572 Modoc Comment
  CAS-BOT-BC217128  Thalictrum fendleri Elmer Ivan Applegate 1932-8-7 8234 Modoc Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC217133  Thalictrum fendleri Leland S. Smith 1922-7-20 1307 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC217169  Thalictrum fendleri Bruce Bartholomew 1994-7-2 6796 Modoc Joseph Creek Basin, W side of the Warner Mountains. 1650 Comment
  CAS-BOT-BC217170  Thalictrum fendleri Annie Montague Alexander; L. Kellogg 1946-7-2 4895 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  POM270305  Thalictrum fendleri Louis C. Wheeler 1935-8-10 3823 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  RSA27039  Thalictrum occidentale var. palousense C. L. Hitchcock 1940-5-27 6704 a Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC95078  Thelypodium milleflorum Bruce Bartholomew 1993-6-13 6632 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC95082  Thelypodium milleflorum Bruce Bartholomew 1994-5-15 6690 Modoc E of Eagleville near the Eagleville Airport, Surprize Valley. 1380 Comment
  CAS-BOT-BC181798  Thermopsis californica var. argentata Leland S. Smith 1920-6-17 5 A Modoc N end of Egg Lake. 1310 Comment
  HSC28502  Thermopsis californica var. argentata D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19491 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC1037240  Thermopsis californica var. argentata Leo Whitney 1935-6-2 3177 Modoc near White Horse; White Horse Lake (flat) Comment
  SEINET201659 Image available Torreyochloa pallida var. pauciflora A. Cronquist, AH Holmgren 1959-6-19 8514 Modoc Clear Lake: along Mill Creek at head of Clear Lake Warner Mountains. 15 miles east of Likely 1829 Comment
  UC71589  Tragopogon porrifolius Mrs. M. H. Manning 1903-6 185 Modoc near Fort Bidwell (ne Modoc County) Comment
  RSA0011493  Tribulus terrestris Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46968 Modoc North edge of Likely along south fork of Pit River 1357 Comment
  CAS-BOT-BC179200  Trichostema oblongum M. Vasey 1990-6-30 9030 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  UC26036  Trichostema oblongum Milo S. Baker 1893-7-24 Modoc Egg Lake Comment
  SEINET7356249  Trichostema simulatum Margaret J. Williams 1985-8-13 85- 66 -4 Modoc Big Sage Reservoir. N.W. of Alturas.; 0 1524 Comment
  SEINET7972666  Trichostema simulatum M. J. Williams 1985-8-13 85- 66 -4 Modoc Big Sage Reservoir, NW of Alturas 1524 Comment
  CAS-BOT-BC181784  Trifolium cyathiferum Bruce Bartholomew 1990-6-17 5347 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UCD143680  Trifolium cyathiferum Beecher Crampton; Carl W. Rimbey 1954-7-6 2094 Modoc Warner Mountains; 20 miles east of Alturas. At edge of Shields Creek. Comment
  CAS-BOT-BC181774  Trifolium hybridum Bruce Bartholomew 1995-8-1 7169 Modoc Ca. 1.6 km SE of Fort Bidwell on Fee Rd. 1390 Comment
  UC1553371  Trifolium kingii var. productum Sch/Yor/Hor/Ach 1988-7-16 1832 Modoc e slope Squaw Peak (Susanville); Warner Mtns 2560 Comment
  CAS-BOT-BC181742  Trifolium longipes Bruce Bartholomew; Barrett Anderson 1989-6-3 4920 Modoc Stone Coal Valley, 3 km E of State Hwy 299. 1400 Comment
  CAS-BOT-BC181752  Trifolium longipes Annie Montague Alexander; L. Kellogg 1946-6-8 4694 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  HSC81088  Trifolium longipes G. M. Riegel 1980-7-14 874 Modoc South Warner Mtn. 2100 Comment
  UC748306  Trifolium longipes subsp. hansenii Annie M. Alexander and Louise Kellogg 1946-6-26 4832 Modoc Warner Mountains. Dismal Swamp. 2255 Comment
  CHSC117016  Trifolium longipes subsp. multipedunculatum Lowell Ahart; John Dittes 2016-6-6 20957 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment