Search Results — 2000 specimen records retrieved (1492 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73501  Abies concolor John Thomas Howell 1934-6-14 12180 Modoc Patterson Mill Road, Warner Mts. Comment
  UCSB16  Abies concolor Haller, John 1959-8-4 Modoc 0.5 mile west of the crest of the Warner Mtns., 3 miles east of Patterson Ranger Station and Campground on road between Blue Lake and Lower Alkali Lake 2286 Comment
  CAS-BOT-BC15627  Achillea millefolium Bruce Bartholomew; Barrett Anderson 1990-7-19 5434 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC15630  Achillea millefolium Bruce Bartholomew; Barrett Anderson 1988-6-24 4362 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC15638  Achillea millefolium Robert Patterson; Mona Bourell 1993-8-14 5231 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  HSC4552  Achillea millefolium M. T. Milligan 1964-6-6 5 Modoc N side of Dorris Reservoir along shore 1372 Comment
  UC711830  Achillea millefolium Roxana S. Ferris and Laura Lorraine 1941-8-13 10518 Modoc Patterson Ranger Station, East Creek drainage Modoc National Forest, Warner Mts., East Creek 518 Comment
  CAS-BOT-BC242285  Achnatherum hymenoides Gordon H. True 1964-6-3 1451 Modoc Cedar Pass. 1524 Comment
  CAS-BOT-BC242276  Achnatherum lemmonii Clare Butterworth Hardham 1961-6-18 7552 Modoc E side of Cedar Pass. 1828 Comment
  UC1024981  Achnatherum lemmonii Leo Whitney 1935-7-6 3417 Modoc Pit River near Lookout; Pit River Comment
  CAS-BOT-BC242324  Achnatherum lettermanii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10533 Modoc Pattewrson Ranger Station (East Creek drainage). 2164 Comment
  UC711840  Achnatherum occidentale subsp. californicum Roxana S. Ferris and Laura Lorraine 1941-8-13 10533 Modoc East Creek drainage, Patterson Ranger Station Warner Mountains, Modoc National Forest 2164 Comment
  UC1025001  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3458 Modoc 4 mi e Medicine Lake (Glass Mountain); Glass Mountain Comment
  UC1037183  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-8-9 3602 Modoc 17 mi nw Canby (Badger Wells; USBE Plot-- MC--8) 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
  CAS-BOT-BC242312  Achnatherum thurberianum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16438 Modoc 4 mi. E of summit of Cedar Pass along Cedar Pass road. Comment
  UC1024980  Achnatherum thurberianum Leo Whitney 1935-7-6 3418 Modoc Pit River near Lookout; Pit River Comment
  UCD32714  Achnatherum thurberianum Beecher Crampton 1954-7-7 2146 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1097 Comment
  UCD51435  Achnatherum thurberianum E. Wilson 1934-5-14 s.n. Modoc Pass from Alturas to Cedarville. Comment
  UCD104524  Acmispon wrangelianus Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch, Likely. Comment
  CAS-BOT-BC218311  Aconitum columbianum Bruce Bartholomew 1989-8-11 5074 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  HSC1956  Aconitum columbianum subsp. columbianum M. T. Milligan 1966-7-29 599 Modoc Slopes and ridges E of Jess Valley Comment
  CDA34271  Acroptilon repens L. Ahart, J. Dittes 2010-8-31 17093 Modoc Just south of the Parking Area on the west side of Elkins Lane, Ash Creek State Wildlife Area, about 7.2 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC218320  Actaea rubra Bruce Bartholomew 1989-8-13 5147 Modoc Ambose Canyon at Lassen County boundary. 1800 Comment
  CAS-BOT-BC218326  Adonis aestivalis L. K. Mann; Pat Mann 1963-6-19 Modoc 1-2 mi. SW of Canby, U.S. Highway 299. Comment
  CDA3515  Adonis aestivalis T. C. Fuller 1963-6-17 10644 Modoc North side of Highway 299 to Adin, 1.5 miles west of Canby. 0 Comment
  UC1312933  Adonis aestivalis L. K. Mann and Pat Mann 1963-6-19 Modoc 1-2 mi sw of Canby (U.S. Highway 299); U.S. Highway 299 Comment
  UC26073  Agastache parvifolia Milo S. Baker 1893-6 Modoc Egg Lake Shore; on Egg Lake Shore Comment
  CAS-BOT-BC179878  Agastache urticifolia K. Paulson; Robert Paulson 1989-7-2 166 Modoc Happy Camp Lookout. 1850 Comment
  HSC14180  Agastache urticifolia M. T. Milligan 1966-7-3 537 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  HSC81097  Agastache urticifolia G. M. Riegel 1980-7-23 927 Modoc S Warner Mtns. 2100 Comment
  UCR34491  Agastache urticifolia J. A. Harpel 1981-8-7 V- 48 Modoc Warner Mtns, South Warner Wilderness Area: Pine Creek Basin Trail, 7 mi NW of Eagleville 2652 Comment
  CAS-BOT-BC15648  Ageratina occidentalis Bruce Bartholomew 1990-8-4 5653 Modoc E and below junction of Pine Creek Trail and Summit Trail, E side of Warner Mts. 2680 Comment
  CHSC19740  Agoseris M. T. Mulligan 1965-6-26 328 Modoc Eagle Peak Region, Warner Mountains. North end Jess Valley. 1615 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-BC126786  Agoseris parviflora Frances D. Payne 1932-6-26 612 Modoc N. of Parker Creek 1828 Comment
  RSA27436  Agoseris parviflora C. L. Hitchcock 1940-5-27 6707 Modoc 15 miles NE of Alturas. 1677 Comment
  UC1332115  Agoseris parviflora Alice Eastwood and John Thomas Howell 1940-6-11 8029 Modoc 8 mi from, on rd to Alturas Canby Comment
  CAS-BOT-BC126787  Agoseris parviflora B. Bartholomew 1991-8-5 6051 Modoc Summit Trail between Squaw Peak and [Cottenwood] Cottonwood Lake, crest of the Warner Mts. 2470 Comment
  CAS-BOT-BC242307  Agropyron cristatum M. A. Berry 1957-6-3 s.n. Modoc Warner Mts. 1524 Comment
  RSA646244  Agropyron desertorum Marion P. Harthill 1971-6-23 386 Modoc Fandango Pass Comment
  UCD32700  Agropyron spicatum Beecher Crampton 1954-7-6 2116 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  CAS-BOT-BC127525  Agrostis capillaris B. Bartholomew 1989-8-12 5111 Modoc Middle Fork of Fitzhugh Creek along West Warner Road, west side of Warner Mountains. 1920 Comment
  CAS-BOT-BC242423  Agrostis exarata Leland S. Smith 1924-6-29 1441 Modoc Happy Camp Ranger Station. Comment
  CAS-BOT-BC242424  Agrostis exarata Bruce Bartholomew; Barrett Anderson 1988-7-23 4597 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  HSC8787  Agrostis exarata M. T. Milligan 1966-7-26 585 Modoc N end Jess Valley 1616 Comment
  SJSU9610  Agrostis exarata W. Savage 1979-7-6 1387 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1025044  Agrostis exarata Leo Whitney 1935-8-19 3625 Modoc ca 15 mi nw Canby (dam Lake Joaquina); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD53116  Agrostis pallens L. Whitney 1935-7-6 s.n. Modoc Pit River. Stone Coal Valley. Comment
  UC375457  Agrostis scabra Franklin P. Nutting 1894-8-25 Modoc Forestdale Comment
  UCR67443  Agrostis scabra George K. Helmkamp 1990-9-23 I- 15 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CHSC30527  Agrostis variabilis N. E. H. Prouty 1979-8-4 95 .2 Modoc SW corner of Medicine Lake. 2011 Comment
  CAS-BOT-BC245220  Alisma gramineum Herbert Louis Mason 1955-8-13 14653 B Modoc SW side of Goose Lake. Comment
  UCD137903  Alisma gramineum Herbert L. Mason 1955-8-13 14653 A Modoc southwest side of Goose Lake. Comment
  RSA210809  Alisma triviale Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39088 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  RSA210815  Alisma triviale Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39106 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  SEINET12049458  Allium M. S. Baker, Nutting, F. 1894-1 s.n. Modoc Adobe flat near Egg Leake Comment
  CAS-BOT-BC245005  Allium acuminatum K. Paulson; Robert Paulson 1989-6-14 137 Modoc Junction of Hwy 299 and Hwy 395 at turn off to Cedar Pass. 1371 Comment
  CAS-BOT-BC245016  Allium acuminatum Milo Samuel Baker 1936-6-13 8327 Modoc W entrance to Cedar Pass. Comment
  CAS-BOT-BC245021  Allium acuminatum John Thomas Howell 1934-6-11 11956 Modoc Parker Creek. 1584 Comment
  JEPS78241  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
  RSA17438  Allium acuminatum Elmer I. Applegate 1929-6-24 5887 Modoc Between Aden and Canby, Pit River region. Comment
  RSA249355  Allium acuminatum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19464 Modoc At Upper Rush Creek Campground about 8 miles north of Adin on Highway 299. Comment
  CAS-BOT-BC245010  Allium acuminatum K. Paulson; Robert Paulson 1988-6-19 53 Modoc Loveness road. 1493 Comment
  SEINET8111980  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  CAS-BOT-BC244999  Allium amplectens E. S. Willits 1940-6-5 322 Modoc Canby. Comment
  CAS-BOT-BC244993  Allium bisceptrum var. bisceptrum Bruce Bartholomew 1991-8-6 6091 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  CAS-BOT-BC244994  Allium bisceptrum var. bisceptrum Bruce Bartholomew; Barrett Anderson 1988-6-24 4351 Modoc South Barber Creek, 6.3 km SW of County Road 1 on County Road 42, E side of the Warner Mts.. 1790 Comment
  JEPS47629  Allium bisceptrum var. bisceptrum L. S. Smith 1843-1 Modoc Cottonwood Pass Warner Mts., Cottonwood Pass 2133 Comment
  JEPS79133  Allium campanulatum L. R. Heckard with R. Bacigalupi 1980-6-10 5235 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  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
  CAS-BOT-BC244988  Allium lemmonii K. Paulson; Robert Paulson 1989-7-4 173 Modoc Ca. 0.5 mi. S of Patterson Ranger Station, S end of Warner Mts. 2240 Comment
  CHSC99113  Allium lemmonii Lowell Ahart; John Dittes 2008-6-21 15013 Modoc South of a large pond, south of a large levee, in Big Valley, about 4.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.6 miles (air) northeast of Bieber. 1266 Comment
  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
  HSC2972  Allium parvum M. T. Milligan 1964-4-25 Modoc N side of Doris Reservoir Comment
  CAS-BOT-BC244960  Allium platycaule G. D. Hanna; M. M. Hanna 1956-6-1 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC244966  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 mi. NE of Alturas. 1615 Comment
  UC1036004  Allium platycaule Helen K. Sharsmith 1955-6-22 4484 Modoc just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  UC593510  Allium platycaule E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1823 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  CAS-BOT-BC474063  Allium platycaule Mrs. R. M. Austin; Bruce 1898-7-1 2227 Modoc Hugh Mts, Warner range Comment
  JEPS13888  Allium platycaule Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3747 Modoc about 200 ft above and s Cedar Pass; Warner Mountains 1981 Comment
  SEINET12048097  Allium platycaule Unknown 1945-1 43 Modoc grown at Pullman, WA, Cedar Pass to Cedar Peak, Warner Mts., E of Alturas Comment
  SEINET256832  Allium platycaule Margaret J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek road. 2073 Comment
  SEINET3878872  Allium platycaule D. W. McNeal 1977-6-8 2062 Modoc On a very steep rocky slope above Hwy #395, 3.0 mi N of the jct of Hwy #299 N of Alturas.; 0 Comment
  SEINET5641928  Allium platycaule Helen K. Sharsmith 1955-6-22 4484 Modoc Warner Mountains, Modoc National Forest.; 0 1890 Comment
  UC725720  Allium platycaule A. A. Heller 1941-6-25 16207 Modoc Cedar Pass 1935 Comment
  RSA59817  Allium tolmiei E. K. Balls 1950-5-18 14767 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  CAS-BOT-BC244952  Allium tolmiei var. tolmiei Elmer Ivan Applegate 1932-7-9 7586 Modoc Bidwell Mountain. Comment
  CAS-BOT-BC244955  Allium tolmiei var. tolmiei Francis Dorris Payne 1932-6-10 533 Modoc Parker Creek. 1584 Comment
  CHSC109639  Alopecurus aequalis var. aequalis Lowell Ahart; John Dittes 2012-7-10 18308 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC242335  Alopecurus geniculatus Bruce Bartholomew 1990-6-17 5307 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC242341  Alopecurus geniculatus Bruce Bartholomew; Barrett Anderson 1988-6-23 4254 Modoc 4.2 km NW of Day. 1020 Comment
  SJSU9640  Alopecurus geniculatus W. Savage 1979-7-7 1455 Modoc Triangle, west side of Fairchild Swamp unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1100226  Alopecurus geniculatus Herbert L. Mason and Verne Grant 1947-7-12 13396 Modoc several mi. s. Alturas (irrgation ditch by Jones' Lane, off Hwy. 395) Comment
  JEPS120881  Alopecurus pratensis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18768 Modoc About 100 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  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
  CAS-BOT-BC58603  Alyssum simplex Bruce Bartholomew; Barrett Anderson 1989-6-1 4752 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CHSC99958  Amaranthus albus Lowell Ahart; John Dittes 2008-8-25 15320 Modoc On the east bank (flood plane) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC21494  Amaranthus blitoides Bruce Bartholomew; Barrett Anderson 1990-7-21 5555 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CHSC117243  Amaranthus californicus Lowell Ahart; John Dittes 2016-7-16 21253 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1191390  Amaranthus californicus Herbert L. Mason 1947-8-8 13461 Modoc Southwest margin of Big Sage Reservoir, northwest of Alturas. Comment
  UC1191391  Amaranthus californicus Verne Grant, Irving Schneider 1947-7-10 13326 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  UCR142726  Amaranthus californicus L. C. Wheeler 1935-8-18 3891 Modoc Great Basin Province; Modoc Plateau, 2 miles northeast of Alturas 1357 Comment
  POM229957  Amaranthus californicus L. C. Wheeler 1935-8-18 3891 Modoc 2 miles northeast of Alturas 1357 Comment
  RSA0025585  Amelanchier John F. Emmel 1996-7-15 1433 Modoc Warner Mtns; ridge 1.1-1.5 air mi south and 0.3-0.5 air mi west of Emerson Peak. 2409 Comment
  NY849710  Amelanchier alnifolia var. alnifolia B. M. Bartholomew 1988-6-24 4315 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  CAS-BOT-BC214626  Amelanchier utahensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 77 Modoc Parker Creek, near Modoc Nat. Forest Boundary. Comment
  UC527345  Amelanchier utahensis C. B. Wolf 1931-9-5 Modoc 3 mi above Lake City-Fort Bidwell Road to Davis Creek (on grade e base Warner Mts); Warner Mts. 1676 Comment
  CAS-BOT-BC245116  Amphiscirpus nevadensis Bruce Bartholomew; Barrett Anderson 1990-7-20 5449 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  JEPS25207  Amsinckia intermedia Frances D. Payne 1932-6-10 634 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC54160  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-16 12216 Modoc 11 mi NE of Canby. Comment
  UC1061759  Amsinckia tessellata var. tessellata M. H. Mitchell 1936-5-21 48 Modoc 2 mi se Hospital Rock; Modoc Lava Beds National Monument 1249 Comment
  CAS-BOT-BC218331  Anemone Francis Dorris Payne 1931-6-29 285 Modoc E side of Mt. Warren, Warner Mts. Comment
  POM318654  Antennaria argentea Patricia Wilder 1971-6-20 5088 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
  SEINET6735044 Image available Antennaria argentea M. J. Williams 1984-6-29 84- 72 -2 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  CAS-BOT-BC15577  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1989-4-29 4678 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC15582  Antennaria dimorpha Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6472 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  CAS-BOT-BC15623  Antennaria dimorpha Mrs. H. C. Cantelow 1941-5-23 3510 Modoc 2 mi. W of Adin summit on Hwy 299, E of Bieber. Comment
  CAS-BOT-BC59211  Antennaria dimorpha John Thomas Howell 1934-6-14 12136 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  POM40357  Antennaria dimorpha Mrs. R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  JEPS14940  Antennaria geyeri L. S. Smith 1924-1-1 1407 Modoc Comment
  CAS-BOT-BC15593  Antennaria luzuloides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16426 Modoc Near summit of Cedar Pass. 1920 Comment
  CAS-BOT-BC15597  Antennaria luzuloides E. S. Willits 1940-5-6 229 Modoc Davis Creek. Comment
  RSA518794  Antennaria luzuloides Barbara Ertter 1988-6-18 7625 Modoc Hwy 139, 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection Station, 1 mile S of jct to Lava Beds Nat'l Monument E of Tonesta. 1311 Comment
  UC71686  Antennaria luzuloides Mrs. M. H. Manning 1903-5-17 129 Modoc Mt. Bidwell North-east Modoc County, Mt. Bidwell 1524 Comment
  SEINET475156  Antennaria luzuloides subsp. luzuloides Arnold Tiehm 1984-6-30 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile Creek on the road from Lake Annie Comment
  CAS-BOT-BC15558  Antennaria rosea subsp. rosea Annie Montague Alexander; L. Kellogg 1946-7-11 4973 Modoc Mesa W of Eight Mile Creek. Comment
  HSC81144  Antennaria rosea subsp. rosea G. M. Riegel 1980-7-29 960 Modoc S Warner Mtns. 1829 Comment
  JEPS120133  Apera interrupta Lowell Ahart, John Dittes 2012-7-10 18324 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC12927  Aphyllon purpureum L. Mayer 1974-6-3 Modoc Soldier Creek, Warner Mts., near Cedarville. Comment
  SEINET10695460  Apocynum androsaemifolium Karen M. Meyer, Andrew Townesmith 2007-9-16 Meyer 216 Modoc Modoc National Forest, 19.2 miles W on Forest Service Rd. 31. 1693 Comment
  UC22906  Apocynum androsaemifolium Baker July, 1893 Modoc Comment
  UCSC000562  Apocynum pumilum F. H. Frost 1925-7-13 70 Modoc Warner Mountians, Cedar Canyon, Mountian roadside Comment
  UC748478  Aquilegia formosa Annie M. Alexander and Louise Kellogg 1946-7-24 5062 Modoc Bear Camp Flat Warner Mtns (on trail to Emerson Camp) Comment
  POM99712  Aquilegia formosa R. M. Austin 1895-07 437 Modoc Willow Creek (Devils Garden) Comment
Read comments
Jul 11 2010
  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
  SEINET10899007  Arabis David B. Dunn, Paul Gallian 1971-6-2 Dunn 17778 Modoc 9 mi sw of canby on state hwy 299, in decomposed granite. In artemisia, very moist season of year with melting patches of snow. Pinus ponderosa-juniper assoc.30-45 deg slope. 1463 Comment
  RSA271901  Arabis puberula Christopher Davidson 1975-6-4 2605 Modoc 2.2 miles east of Highway 395 on highway 299 towards Cedarville 1494 Comment
  NY114822  Arabis puberula R. C. Rollins 1981-6-1 81192 Modoc Warner Mtns., 3.3 miles W of Lake City Comment
  RSA486354  Arabis puberula Bruce Bartholomew, B. Anderson 1988-5-13 4177 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mtns. 1450 Comment
Read comments
Feb 9 2009
  NY119572  Arabis sparsiflora G. Schoolcraft 1981-5-6 380 Modoc Northeast of Alturas 1554.5 Comment
  CAS-BOT-BC95646  Arctostaphylos nevadensis Bruce Bartholomew; Barrett Anderson 1990-7-20 5530 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC248334  Arctostaphylos patula B. Bartholomew; H. Sun 2002-6-24 8814 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  CAS-BOT-BC95654  Arctostaphylos patula Bruce Bartholomew; Barrett Anderson 1989-4-27 4613 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  POM77169  Arctostaphylos patula Mrs. R. M. Austin 1895-08 506 Modoc Willow Creek (Devils Garden). Comment
Read comments
Nov 26 2011
  UC748052  Arenaria aculeata Annie M. Alexander and Louise Kellogg 1946-7-23 5053 Modoc Warner Mountains, Emerson Peak Comment
  SEINET195487  Arenaria congesta Annie M. Alexander, Louise Kellogg 1946-6-10 4708 Modoc Lava bench between Lower and Snake lakes. Comment
  JEPS51402  Arenaria congesta var. congesta L. S. Smith 1917-7-17 842 Modoc Granger Mill Country Warner Mts. Deep Creek 1828 Comment
  CAS-BOT-BC242412  Aristida oligantha Louis Cutter Wheeler 1935-9-6 3959 Modoc Fletcher Creek. 1524 Comment
  UCD56433  Aristida oligantha L. Whitney 1935-8-19 3627 Modoc RS-1, U.S.B.E. Comment
  UC468971  Arnica chamissonis W. P. Taylor and H. C. Bryant 1910-7-13 Modoc North Fork Parker Creek (head) Warner Mountains, North Fork Parker Creek 2225 Comment
  UC748079  Arnica chamissonis Annie M. Alexander and Louise Kellogg 1946-7-13 4990 Modoc Cowhead Lake Comment
  CAS-BOT-BC15449  Arnica chamissonis subsp. foliosa Elmer Ivan Applegate 1897-6-7 846 Modoc Clear Lake. Comment
  CAS-BOT-BC15569  Arnica chamissonis subsp. foliosa Bruce Bartholomew 1989-7-15 4992 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC15571  Arnica chamissonis subsp. foliosa Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10570 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  POM30284  Arnica chamissonis subsp. foliosa Mrs. R. M. Austin 1895-08 s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC15416  Arnica cordifolia K. Paulson; Robert Paulson 1989-6-21 144 Modoc Pine Creek Basin, W side of the Warner Mts. 2109 Comment
  JEPS35919  Arnica cordifolia N. T. Mirov 1929-6-16 Modoc Buck Creek Ranger Station, e of Goose Lake, on Fandango Valley Road Warner Mountains, Buck Creek, Goose Lake 1615 Comment
  UC220228  Arnica cordifolia Mrs. R. M. Austin 1885-6-1 Modoc hills Comment
  CHSC115053  Arnica fulgens Jesssica O'Brien 2014-9-24 9483 Modoc EO#15 South of Hwy 139 on the Modoc NF. 1482 Comment
  CAS-BOT-BC15283  Arnica longifolia Leland S. Smith 1918-8-28 1055 Modoc Patterson Lake and Owl Creek. 2438 Comment
  JEPS35868  Arnica longifolia W. L. Jepson 1918-8-13 7974 Modoc Eagle Peak Warner Mountains, Eagle Peak 3017 Comment
  CAS-BOT-BC15287  Arnica mollis Annie Montague Alexander; L. Kellogg 1946-7-23 5055 Modoc NE of Emerson Peak. Comment
  CAS-BOT-BC15292  Arnica mollis Elmer Ivan Applegate 1932-7-6 8237 Modoc Lily Lake. Comment
  RSA520502  Arnica mollis Bruce Bartholomew 1989-8-11 5063 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mts. 1920 Comment
  JEPS35908  Arnica sororia Frances D. Payne 1931-6-20 203 Modoc s and e Alturas; Waner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC242406  Arrhenatherum elatius L. D. White 1953-10-1 s.n. Modoc Briles orchard, Davis Creek. Comment
  CAS-BOT-BC242407  Arrhenatherum elatius Ernest Christian Twisselmann 1961-9-22 6577 Modoc Warner Mountains: ridge at the SE end of Long Valley 2042 Comment
  CHSC65617  Artemisia arbuscula J. Ingraham 1995-4-10 1 Modoc 1 mi N of Davis Creek on Hwy. 395, 300 yds E of the junction of Co. Rd. 133B and Hwy 395, 100 yds E off Co. Rd. 133B. 1487 Comment
  JEPS89422  Artemisia arbuscula subsp. arbuscula Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10481 Modoc flat in SE1/4 Section 3, Warner Mountains Warner Mountains 2392 Comment
  UCR67454  Artemisia douglasiana George K. Helmkamp 1990-9-23 I- 17 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  JEPS37011  Artemisia ludoviciana subsp. incompta W. L. Jepson 1918-8-6 7835 Modoc Fandango Pass 1584 Comment
  CAS-BOT-BC15265  Artemisia ludoviciana subsp. ludoviciana K. Paulson; Robert Paulson 1989-7-18 194 Modoc Vicinity of crest of Warner Mts. between Pepperdine and Granger Summit. 2042 Comment
  CAS-BOT-BC15272  Artemisia ludoviciana subsp. ludoviciana Leland S. Smith 1917-7-24 117 Modoc Joseph Creek camp. 2072 Comment
  JEPS117170  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart, John Dittes 2010-8-30 17050 Modoc High bank of a small wash, about 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS89418  Artemisia ludoviciana subsp. ludoviciana Dean W. Taylor 1987-8-9 9277 Modoc Northeastern California, SE1/4 Section 19 Northeastern California; , SE1/4 Section 19 1371 Comment
  UCR143213  Artemisia ludoviciana subsp. ludoviciana L. C. Wheeler 1935-8-14 3849 Modoc Warner Mtns., Lily Lake, Pine Creek 2073 Comment
  RSA608601  Artemisia ludoviciana subsp. ludoviciana L. C. Wheeler 1935-9-3 3937 Modoc Tuttle Place, W side Goose Lake 1463 Comment
  CAS-BOT-BC15209  Artemisia tridentata subsp. tridentata James D. Jokerst 1983-7-27 1910 Modoc Near Signal Butte. 1340 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
  CAS-BOT-BC15700  Asclepias cordifolia Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6032 Modoc Above Cedarville. 1493 Comment
  RSA503236  Asclepias cordifolia Bruce Bartholomew, B. Anderson 1988-7-21 4463 Modoc Vincinity of Patterson Campground, southern end of Warner Mountains. 2190 Comment
  CAS-BOT-BC15661  Asclepias fascicularis Leland S. Smith 1925-7-1 1505 Modoc Happy Camp near Webb Flat. 1310 Comment
  CDA9743  Asclepias fascicularis Claudia Martin 2007-9-5 PDR# 1291664 Modoc Davis Creek; SW side of Goose Lake, south of Point Ranch. Comment
  POM229871  Aster integrifolius L. C. Wheeler 1935-8-16 3888 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  HSC71397  Astragalus californicus J. P. Smith, J. O. Sawyer 1972-5-6 5271 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  CDA26646  Astragalus curvicarpus T. C. Fuller 1965-6-2 13592 Modoc West side of Canby-Tulelake Highway, ca. 1 mile north of the Tulelake Quarantine Station. 0 Comment
  CDA26650  Astragalus curvicarpus T. C. Fuller 1965-6-3 13605 Modoc West side of Highway 395 to Alturas, 6.5 miles north of Likely. 0 Comment
  CHSC85169  Astragalus curvicarpus var. curvicarpus John Dittes; Josephine Guardino 1991-7-21 390 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
  UC71809  Astragalus curvicarpus var. curvicarpus Mrs. M. H. Manning May, 1903 132 Modoc near Mt. Bidwell (north-eastern Modoc County); near Mt. Bidwell Comment
  CAS-BOT-BC218213  Astragalus curvicarpus var. curvicarpus Leland S. Smith 1924-6-15 1402 Modoc Lava beds N of Egg Lake. Comment
  CAS-BOT-BC182065  Astragalus filipes John Thomas Howell 1934-6-12 11986 Modoc Surprise Station. Comment
  CAS-BOT-BC182078  Astragalus filipes Bruce Bartholomew 1992-5-15 6293 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1460 Comment
  CHSC99289  Astragalus filipes Lowell Ahart; John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  JEPS114697  Astragalus filipes Lowell Ahart, John Dittes 2008-6-20 14977 Modoc upland on the NE side of Big Valley, about 5.3 mi (air NE of the Headquarters at Ash Creek State Wildlife area, about 8.3 mi (air) NE of Bieber 1287 Comment
  SBBG3188  Astragalus gibbsii H. and M. Dearing 1939-6-7 3580 Modoc near Alturas Comment
  SD61010  Astragalus gibbsii Darley F. Howe 1964-8-1 3910 Modoc 11 miles south of Alturas on Hwy 395 1280 Comment
  NY675510  Astragalus lentiginosus var. chartaceus Mrs. M. H. Manning 1907-6-15 s.n. Modoc Warner Range, east side Comment
  CAS-BOT-BC182057  Astragalus lentiginosus var. lentiginosus R. M. Austin 1898-7-1 2210 Modoc Shore, Goose Lake. Comment
  NY676223  Astragalus malacus B. M. Bartholomew 1993-5-10 6449 Modoc At the Nevada border directly east of Eagleville, east side of Surprise Valley 1520 Comment
  NY676225  Astragalus malacus B. M. Bartholomew 1995-5-13 6911 Modoc 4.8 km west of Eagleville, east side of the south end of Surprise Valley 1480 Comment
  NY676230  Astragalus malacus Mrs. M. H. Manning 05 1907 s.n. Modoc Warren Range Comment
  CAS-BOT-BC182038  Astragalus purshii Elmer Ivan Applegate 1936-7-4 10511 Modoc N slope of Caldwell Butte, Lava Beds National Monument. Comment
  HSC14532  Astragalus purshii var. lagopinus M. T. Milligan 1966-6-19 468 Modoc Plateau W of Jess Valley 1829 Comment
  JEPS54796  Astragalus purshii var. tinctus Frances D. Payne 1932-6-10 424 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek, s and e of Alturas 1584 Comment
  JEPS54806  Astragalus purshii var. tinctus Leland S. Smith 1917-6-15 806 Modoc Jess Valley , Jess Valley (Warner Mts.) Comment
  UC71811  Astragalus purshii var. tinctus Mrs. M. H. Manning 1903-5 97 Modoc near Fort Bidwell (north-eastern Modoc County); near Fort Bidwell Comment
  RSA0006856  Astragalus purshii var. tinctus H. D. Ripley, R. C. Barneby 1944-6-2 6037 Modoc Pine Creek, Warner Mts. 1585 Comment
  RSA60319  Astragalus purshii var. tinctus E. K. Balls 1950-5-10 15961 Modoc Hwy 395, 5.5 mi. n.e. of Alturas, .5 mi. before junction. Comment
  SEINET948800  Astragalus whitneyi var. siskiyouensis Ira L. Wiggins, Dorothy B. Wiggins 1961-1 16525 Modoc Yellow Pine Forest 6.4 mi W of Canby Comment
  UC922445  Athyrium distentifolium var. americanum Annie M. Alexander and Louise Kellogg 1946-7-23 5056 Modoc Emerson Peak, northeast Emerson Peak; Warner Mts Comment
  UC118039  Athysanus pusillus Mrs. R. M. Austin June 1894 Modoc Willow Creek Comment
  CAS-BOT-BC95507  Atriplex confertifolia Bruce Bartholomew 1994-10-9 6880 Modoc Near Nevada border directly E of Eagleville, S end of Surprise Valley. 1510 Comment
  POM260881  Atriplex truncata Alice Eastwood, J. T. Howell 1940-6-12 8100 Modoc Midway between Likely and 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
  CAS-BOT-BC218201  Balsamorhiza hookeri Lindsay Stuart Smith; E. H. Steffen 1917-5-27 17 Modoc West Valley camp and Jess Valley. 1554 Comment
  CHSC117881  Balsamorhiza hookeri L. P. Janeway 2016-5-16 11992 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  POM350741  Balsamorhiza hookeri Christopher Davidson 1975-6-4 2600 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  POM350740  Balsamorhiza hookeri var. lagocephala Christopher Davidson 1973-5-26 2116 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC15182  Balsamorhiza hookeri var. lanata Elmer Ivan Applegate 1897-6-1 873 Modoc Hills about 10 mi. N of Canby. Comment
  CAS-BOT-BC15191  Balsamorhiza hookeri var. lanata E. S. Willits 1940-5-6 226 Modoc Davis Creek. 1371 Comment
  CAS-BOT-BC15193  Balsamorhiza hookeri var. lanata Ellsworth Bethel 1923-4-26 s.n. Modoc Lookout. Comment
  CAS-BOT-BC15129  Balsamorhiza sagittata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16410 Modoc Steep hillside in Cedar Pass, along Cedar Pass Road between Alturas and Cedarville Comment
  HSC27245  Balsamorhiza sagittata J. P. Smith, J. O. Sawyer 1972-5-6 5272 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  RSA149085  Balsamorhiza sagittata Dorothy Wiggins 1961-6-15 16502 Modoc 22 miles W of Canby along Hwy 139 Comment
  RSA488573  Balsamorhiza sagittata Bruce Bartholomew, B. Anderson 1988-5-14 4193 Modoc 2 km south of turnoff to Crowder Flats West Side Road, west side of Goose Lake. 1410 Comment
  SEINET3141609  Balsamorhiza sagittata E. K. Balls 1950-5-10 15966 Modoc .5 mi. E past fork on Hwy. 395 & rd. rom Alturas 1585 Comment
  UC190642  Balsamorhiza sagittata M. F. Gilman 523 Modoc 1524 Comment
  SEINET11841141  Balsamorhiza serrata W. A. Weber 1953-1 8455 Modoc 23 mi NW of Davis Creek, W shore of Goose Lake 1463 Comment
  CAS-BOT-BC58634  Barbarea orthoceras Bruce Bartholomew 1989-7-14 4934 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC58675  Barbarea orthoceras Annie Montague Alexander; L. Kellogg 1946-6-22 4818 Modoc Edge of Bidwell Creek, Warner Mts. Comment
  HSC26659  Barbarea orthoceras D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19350 Modoc Soup Springs Campground Comment
  NY529208  Bassia hyssopifolia B. M. Bartholomew 1990-7-21 5551 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  RSA603673  Beckmannia syzigachne L. C. Wheeler 1935-10-5 4019 Modoc N Fork Pit River at Parker Creek. 1372 Comment
  CAS-BOT-BC54224  Berberis aquifolium var. repens Betty J. Hammerly 1941-6-20 31 Modoc Along banks of Clear Lake, S end of Warner Mts. 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-BC21488  Berula erecta Bruce Bartholomew 1989-8-10 5031 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  HSC65615  Berula erecta Thomas Wood 1979-8-11 251 Modoc 4 mi. S of Fort Bidwell on Co. Hwy. 1 1396 Comment
  NY1102124  Berula erecta G. Schoolcraft 1990-7-11 2105 Modoc About 2 miles west of West Valley Reservoir 1494 Comment
  CAS-BOT-BC497325  Betula occidentalis John Thomas Howell 1934-6-13 12095 Modoc Warner Mts., Patterson Mill Road 1676 Comment
  CAS-BOT-BC498659  Betula occidentalis Roxana S. Ferris; Laura Lorraine 1941-8-14 10600 Modoc 8.5 mi from Patterson Ranger Station on Eagleville Rd., Warner Mountains Comment
  CAS-BOT-BC15150  Bidens laevis Doris K. Kildale 1926-9-11 2770 A Modoc Alturas. 1371 Comment
  CAS-BOT-BC218115  Bistorta bistortoides K. Paulson; Robert Paulson 1988-6-29 65 Modoc Benton Meadow, Warner Mts.. 1676 Comment
  CAS-BOT-BC15088  Blepharipappus scaber M. M. Hanna 1956-6-4 953 Modoc Alturas-Cedarville highway. Comment
  CAS-BOT-BC15105  Blepharipappus scaber Barrett Anderson 1986-7-9 3130 Modoc Poney Flat Road, just off Hwy 299 1435 Comment
  CAS-BOT-BC15115  Blepharipappus scaber Bruce Bartholomew 1990-6-15 5219 Modoc W side of Deer Spring Ridge in vicinity of Reid Draw, ca. 1 km N of the Lasson Co. border. 1540 Comment
  JEPS114489  Blepharipappus scaber Lowell Ahart, John Dittes 2008-8-25 15295 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
  JEPS5983  Blepharipappus scaber Frances D. Payne 1929-6-28 28 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  POM298280  Blepharipappus scaber D. D. Keck, Jens Clausen 1935-6-24 3711 Modoc 3 miles northeast of Willow Ranch, east of Goose Lake. 1555 Comment
  JEPS12362  Blepharipappus scaber N. T. Mirov 1929-6-16 Modoc 2 mi nw Fandango Valley (Buck Creek Ranger Station, n Warner Mountains); Warner Mountains 1615 Comment
  JEPS38121  Blepharipappus scaber L. S. Smith 1918-5-2 919 Modoc hills around Adin Adin 19 Comment
  JEPS5985  Blepharipappus scaber Frances D. Payne 1931-6-11 146 Modoc s and e of Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  POM351058  Blepharipappus scaber L. S. Rose 1940-6-14 16749 Modoc Kelly Hot Springs. 1341 Comment
  SEINET8734689 Image available Blepharipappus scaber var. scaber Margaret J. Williams 1984-1 84- 84 -4 Modoc NW of Alturas, 2.1 mi N of Hwy on the Crowder Flat road 1372 Comment
  CAS-BOT-BC58644  Boechera divaricarpa Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10516 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  JEPS53167  Boechera pauciflora Frances D. Payne 1931-6-21 217 A Modoc s and e of Alturas (ridge sw of Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek 1981 Comment
  CAS-BOT-BC58565  Boechera platysperma Annie Montague Alexander; L. Kellogg 1946-8-1 5107 Modoc Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC35123  Boechera puberula E. S. Willits 1940-5-6 225 Modoc Davis Creek. Comment
  CAS-BOT-BC58291  Boechera retrofracta Annie Montague Alexander; L. Kellogg 1946-6-27 4848 Modoc Highgrade, (top of ridge, 2 mi. by road from Dismal Swamp) N end of Warner Mts. 2377 Comment
  CAS-BOT-BC25535  Boechera retrofracta B. Bartholomew 1990-6-18 5361 Modoc 1.6 mile south of Davis Creek on Highway 395. 1450 Comment
  CAS-BOT-BC410945  Boechera sparsiflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6499 Modoc W side of Timber Mountain on Crowder Flat Road. 1680 Comment
  CAS-BOT-BC95739  Boechera sparsiflora Bruce Bartholomew 1994-5-15 6694 Modoc Adjacent to Fee Reservoir. Ca. 10 km E of Fort Bidwell. 1590 Comment
  CHSC67093  Boechera sparsiflora James D. Jokerst 1987-5-11 2820 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  UC1563904  Boechera sparsiflora Barbara Ertter 1988-6-18 7643 Modoc n of Adin (Adin Summit, on Hwy 299); Adin Summit 1584 Comment
  UC748377  Boechera sparsiflora Annie M. Alexander and Louise Kellogg 1946-6-30 4880 Modoc n end Warner Mountains (w side of ridge, Highgrade); , Highgrade 2377 Comment
  RSA0128852  Boechera sparsiflora Christopher Davidson 1975-6-4 s.n. Modoc 2.5 miles W of Cedarville on Hwy 299. 1677 Comment
  RSA210868  Boisduvalia glabella Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39122 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  RSA600325  Boisduvalia glabella Louis C. Wheeler 1935-8-18 3894 Modoc 2 miles northeast of Alturas. 1357 Comment
  CHSC70713  Brickellia microphylla A. Sanger 1997-8-27 2610 Modoc South of Hwy 299 on Cedar Pass just north of the gravel shack at the proposed Cedar Creek trailhead. 1584 Comment
  SJSU9630  Brodiaea coronaria W. Savage 1979-7-7 1449 Modoc Triangle, W side of Fairchild Swamp Unit, Devils Garden District 1493 Comment
  HSC3020  Brodiaea elegans subsp. elegans M. T. Milligan 1964-7-1 107 Modoc Ballard's Reservoir Rd. 1 mi. S of Modoc County Rd. 54 1372 Comment
  HSC9119  Bromus briziformis M. T. Milligan 1964-6-6 12 Modoc N side of Dorris Reservoir along shore 1372 Comment
  JEPS69154  Bromus briziformis Leland S. Smith 1918-6-14 939 Modoc Buck Creek Ranger Station 1524 Comment
  RSA126904  Bromus briziformis Leo D. Whitney 1934-5-19 2169 Modoc Devils Garden (timbered mts.) 1585 Comment
  UCD57494  Bromus briziformis Beecher Crampton; Carl Rimbey 1954-7-6 2103 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  CAS-BOT-BC242429  Bromus carinatus var. carinatus Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake Ranch in Alfalfa field. Comment
  CAS-BOT-BC242435  Bromus carinatus var. carinatus John H. Hatton 1911-6-10 27 Modoc unspecified Comment
  CAS-BOT-BC242441  Bromus carinatus var. carinatus Bruce Bartholomew 1990-8-5 5660 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2300 Comment
  CAS-BOT-BC242475  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1990-7-20 5473 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  JEPS69182  Bromus carinatus var. carinatus Leland S. Smith 1917-7-10 104 Modoc Modoc National Forest, Granger Mill Granger Mill; Modoc National Forest, Granger Mill 1889 Comment
  UC1024888  Bromus carinatus var. carinatus Leo Whitney 1935-5-29 3130 Modoc 18 mi wnw of Canby (Hole-in-the-rock); Hole-in-the-rock Comment
  UC70663  Bromus carinatus var. carinatus Mrs. M. H. Manning June 1903 416 c Modoc North-Eastern Modoc County Comment
  SEINET201658 Image available Bromus carinatus var. marginatus Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8494 Modoc Along Clear Lake; Warner Mts. 15 mi. E of Likely. 1829 Comment
  UCD59093  Bromus carinatus var. marginatus Beecher Crampton; Carl Rimbey 1954-7-8 2181 Modoc Above Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  UCD59095  Bromus carinatus var. marginatus A. A. Beetle 1941-6-29 2821 Modoc 15 miles west of Alturas, road to Cedarville Pass. 1524 Comment
  UCD59214  Bromus carinatus var. marginatus August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD58469  Bromus commutatus Beecher Crampton 1954-7-6 2088 Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  CAS-BOT-BC242468  Bromus hordeaceus Bruce Bartholomew; Barrett Anderson 1988-6-23 4220 A Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CHSC118824  Bromus inermis L. P. Janeway 2014-7-8 11476 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1759 Comment
  CDA13447  Bromus japonicus G. F. Hrusa, T. D. Wilfred 1996-7-21 13294 Modoc Modoc Plateau; Occasional annual in disturbed areas about the Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  UCD32726  Bromus japonicus Beecher Crampton 1954-7-7 2164 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UCD58866  Bromus japonicus L. D. Whitney 1935-8-3 s.n. Modoc Buck Creek. North Warner Mts. Comment
  UC1037141  Bromus orcuttianus Leo Whitney 1935-7-1 3340 Modoc 15 mi nw of Canby (near Hackamore, Modoc National Forest, Spaulding's Butte); Modoc National Forest, Spaulding's Butte 1463 Comment
  UC70664  Bromus secalinus Mrs. M. H. Manning June 1903 416 b Modoc in north-eastern Modoc County Modoc County Comment
  CAS-BOT-BC498653  Bromus suksdorfii L. S. Smith 1922-7-20 1277 Modoc Modoc Forest: Rush Creek 1905 Comment
  CHSC30520  Bromus tectorum Sandra C. Morey 1980-4-26 73 Modoc Hwy. 299, ca. 3.7 mi. n of jctn. with Hwy 139 at Adin. 1280 Comment
  UC1036055  Bromus tectorum Annie M. Alexander and Louise Kellogg 1946-6-18 4795 Modoc Patterson Mill-Silver Creek Roads 1828 Comment
  JEPS127356  Callitriche fassettii Lowell Ahart, John Dittes 2016-6-6 20968 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  POM312334  Callitriche hermaphroditica H. L. Mason, Verne Grant 1947-7-12 13403 Modoc Irrigation ditch by Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  CAS-BOT-BC95101  Callitriche palustris Verne Grant; I. Schneider 1947-7-22 8136 Modoc North Fork of Pit River by State Quarantine Station, Highway 395, N of Alturas. Comment
  UC1101517  Callitriche verna Herbert L. Mason and Verne Grant 1947-7-12 13383 Modoc several mi s Alturas (by Jones' Lane, off Highway 395) Comment
  CAS-BOT-BC85786  Calocedrus decurrens Frances D. Payne 1932-7-1 651 Modoc Fitzhugh Sprinrings, Warner Mts. 1828 Comment
  UCD132874  Calocedrus decurrens Richard R. Halse 2006-8-4 6999 Modoc along Highgrade Road ca. 4.4 miles north of Fort Bidwell, north end of the Warner Mountains, east slope. 1765 Comment
  UC422982  Calochortus leichtlinii W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head of North Fork Parker Creek Warner Mountains 2286 Comment
  UC1036071  Calochortus leichtlinii Annie M. Alexander and Louise Kellogg 1946-7-22 5037 Modoc w of Warner Mts. divide (Patterson Mill Road); Warner Mts. Comment
  UC422832  Calochortus longebarbatus var. longebarbatus Milo S. Baker 1897-8-1 161 Modoc Forestdale Comment
  CAS-BOT-BC242142  Calochortus macrocarpus K. Paulson; Robert Paulson 1988-7-13 79 Modoc Jess Valley Rd., 3 mi. E of Likely. 1371 Comment
  CAS-BOT-BC242145  Calochortus macrocarpus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10609 Modoc Summit of Fandango Pass. 1889 Comment
  UC711829  Calochortus macrocarpus Roxana S. Ferris and Laura Lorraine 1941-8-13 10517 Modoc Patterson Ranger Station, East Creek drainage Warner Mts., Modoc National Forest, East Creek 2164 Comment
  POM275206  Caltha howellii A. M. Alexander, Louise Kellogg 1946-6-26 4829 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  UC748207  Caltha leptosepala Annie M. Alexander and Louise Kellogg 1946-6-26 4829 Modoc Dismal Swamp, north end of Warner Mountains. 2255 Comment
  CAS-BOT-BC197583  Calyptridium umbellatum Leland S. Smith 1920-6-1 1153 Modoc 12-mile Creek. 1981 Comment
  JEPS52529  Calyptridium umbellatum Milo S. Baker 1893-6 Modoc Egg Lake 1371 Comment
  SEINET195686  Calyptridium umbellatum Annie M. Alexander, L Kellogg 1946-7-17 5002 Modoc Benton Meadow Warner Mts 2073 Comment
  UC449950  Calystegia occidentalis subsp. occidentalis Milo S. Baker 1887-1 Modoc Forestdale Comment
  CAS-BOT-BC242127  Camassia quamash subsp. breviflora Bruce Bartholomew 1990-6-15 5237 Modoc SE corner of Sweagert Flat. 1860 Comment
  UC1036049  Camassia quamash subsp. breviflora Annie M. Alexander and Louise Kellogg 1946-6-12 4730 Modoc Fort Bidwell 1444 Comment
  CAS-BOT-BC242131  Camassia quamash subsp. breviflora John H. Hatton 1911-6-10 34 Modoc Modoc County. 1249 Comment
  CAS-BOT-BC493370  Camassia quamash subsp. breviflora Isabel T. Kelly 1930-1-1 11 Modoc Fort Bidwell Comment
  CDA42957  Camelina microcarpa L. Ahart, John Dittes, Todd Sloat 2013-6-8 18757 Modoc On the north side of levee, about 100 yards north 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. Comment
  CHSC107345  Camelina microcarpa Lowell Ahart; John Dittes 2011-6-22 17547 Modoc On the east side of the road, about 150 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC23599  Camelina microcarpa K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5848 Modoc Round Valley area north of Aden. Comment
  JEPS120866  Camelina microcarpa Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18757 Modoc On the north side of levee, about 100 yards N of the parking area, NW of the old barn, Ash Creek State Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  CAS-BOT-BC191127  Camissonia andina Alice Eastwood; John Thomas Howell 1940-6-13 8118 Modoc Surprise. Comment
  CAS-BOT-BC191131  Camissonia andina M. M. Hanna 1956-6-4 951 Modoc Turn off Alturas to Cedarville. Comment
  CHSC107382  Camissonia contorta Lowell Ahart; John Dittes 2011-6-22 17544 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS31704  Camissonia contorta L. S. Smith 1918-7-20 1197 Modoc Round Valley Comment
  CAS-BOT-BC191109  Camissonia minor Harry Dwight Dillon Ripley; Rupert Charles Barneby 6006 Modoc Valley E of Cedarville. 1219 Comment
  CAS-BOT-BC191104  Camissonia pusilla Bruce Bartholomew 1995-5-13 6912 Modoc 2.7 km NE of County Road 38 on County Road 37, E side of the S end of Surprize Valley. 1410 Comment
  CAS-BOT-BC191098  Camissonia subacaulis Bruce Bartholomew 1994-7-2 6805 Modoc 5.5 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2230 Comment
  HSC16482  Camissonia subacaulis M. T. Milligan 1964-6-25 80 Modoc Upper Lassen Creek 1829 Comment
  RSA41243  Camissonia subacaulis A. M. Alexander, Louise Kellogg 1946-6-26 4831 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  NY852080  Camissonia tanacetifolia R. J. Weatherby 1955-7-8 1616 Modoc 7 miles north of Fort Bidwell 1875 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-BC191084  Camissonia tanacetifolia subsp. tanacetifolia Bruce Bartholomew; Barrett Anderson 1988-5-13 4176 Modoc W side of Jess Valley on West Warner Road, W side of the Warner Mts.. 1600 Comment
  CAS-BOT-BC160854  Camissonia tanacetifolia subsp. tanacetifolia L. S. Smith 1918-5-16 926 Modoc Modoc National Forest. Centerville Road west of Alturas 1524 Comment
  SEINET10873295  Campanula scabrella Unknown 1978-8-8 Showers 4219 DWS Modoc On dry open slopes near PAtterson lake, Warner Mountains Comment
  CAS-BOT-BC58466  Capsella bursa-pastoris Bruce Bartholomew; Barrett Anderson 1989-6-1 4750 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  HSC6657  Cardamine breweri M. T. Milligan 1964-7-25 177 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC58474  Cardamine breweri var. breweri Bruce Bartholomew; Barrett Anderson 1989-6-3 4862 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC242400  Carex Annie Montague Alexander; L. Kellogg 1946-7-23 5047 Modoc Emerson Peak. 2750 Comment
  CAS-BOT-BC242329  Carex abrupta Louis Cutter Wheeler 1935-8-16 3878 Modoc Dismal Swamp. 2225 Comment
  HSC7045  Carex aquatilis M. T. Milligan 1965-7-10 425 Modoc W slope of Eagle Peak. 2439 Comment
  UC1036070  Carex aquatilis Annie M. Alexander and Louise Kellogg 1946-7-19 5033 Modoc Benton Meadow Warner Mountains, Benton Meadow 2072 Comment
  CAS-BOT-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
  POM313125  Carex atherodes H. L. Mason, Verne Grant 1947-7-12 13424 Modoc Near south end of West Side Rd. along railroad tracks, Pit River Valley, south of Alturas Comment
  UC1100433  Carex atherodes Herbert L. Mason, Verne Grant 1947-7-12 13424 Modoc s Alturas (irrigation ditch near s end of west side road along railroad tracks); Pit River Valley Comment
  CAS-BOT-BC242368  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-6-14 4759 Modoc Patterson Mill Road. 1828 Comment
  CAS-BOT-BC242372  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-7-18 5023 Modoc Benton Meadow. 2072 Comment
  CAS-BOT-BC245137  Carex aurea Roxana Stinchfield Ferris; R. Duthie 1919-6-15 164 Modoc Along Parker Creek below Modoc National Forest Boundary. Comment
  UC143709  Carex aurea M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  JEPS63609  Carex haydeniana Frances D. Payne 1932-7-1 665 Modoc Pine Creek Basin, 2 miles Sw of Mouth Tavern, S Eastern Modoc COunty Comment
  UC1024334  Carex heteroneura Annie M. Alexander and Louise Kellogg 1946-7-18 5020 Modoc Upper end Benton Meadow, Warner Mountains. Comment
  CAS-BOT-BC245185  Carex hoodii Bruce Bartholomew; Barrett Anderson 1988-7-21 4457 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  JEPS114841  Carex lanuginosa Lowell Ahart, John Dittes 2008-6-21 15003 Modoc On damp soil along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, aout 6.4 miles (air northeast of Bieber 1269 Comment
  CHSC109226  Carex luzulina L. P. Janeway; B. Castro 2012-7-24 10953 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismall Swamp. 2250 Comment
  CAS-BOT-BC245182  Carex microptera James D. Jokerst 1983-7-18 1844 Modoc Miller's Flat, NW of Aden. Comment
  RSA59539  Carex multicaulis E. K. Balls 1950-5-18 14749 Modoc Above Upper Rush Creek Public Camp, 2.5 miles east from Highway 299. 1829 Comment
  CAS-BOT-BC245177  Carex multicaulis Leland S. Smith 1922-6-23 1251 Modoc Ballard's Mill. 1828 Comment
  JEPS118471  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
  RSA577443  Carex nebrascensis L. C. Wheeler 1935-8-16 3870 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1100493  Carex nebrascensis Herbert L. Mason 1947-8-13 13539 Modoc n of Canby (ne side of F reservoir) Comment
  SEINET7568696 Image available Carex nebrascensis John Thomas Howell 1934-6-12 12020 Modoc Plum Valley, Warner Mts. Comment
  CAS-BOT-BC245158  Carex petasata Clare Butterworth Hardham 1961-6-17 7808 Modoc North fork of the Pit River, 3.3 mi. S of junction of 395 and 8A. Comment
  UC1586914  Carex praegracilis Juha Pykala and D. H. Norris 1987-5-28 1289 Modoc Joseph Creek Warner Mountains, Modoc National Forest, Joseph Creek Basin 1650 Comment
  HSC32082  Carex rostrata R. F. Thorne, C. W. Tilforth 1969-9-5 39186 Modoc Where Hwy. 395 crosses Pine Creek, 3.4 mi. S of Alturas 1341 Comment
  CHSC109478  Carex scopulorum var. bracteosa L. P. Janeway; B. Castro 2012-7-27 11020 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  CAS-BOT-BC245149  Carex subfusca Annie Montague Alexander; L. Kellogg 1946-6-14 4760 Modoc Patterson Mill Road, branch road to Silver Creek. Comment
  CAS-BOT-BC245144  Carex utriculata Louis Cutter Wheeler 1935-8-16 3872 Modoc Dismal Swamp, Warner Mountains 2225 Comment
  UC70019  Carex vernacula Mrs. M. H. Manning Aug. 1903 433 Modoc ne Modoc County 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
  RSA0025570  Castilleja John F. Emmel 1996-7-16 1441 Modoc Foothills NNE of N end Surprise Valley, W of Cowhead Lake; along County Road 1, ca. 8.5 road mi NE of jct. with County Road 6 at Ft. Bidwell. 1659 Comment
  RSA59869  Castilleja angustifolia E. K. Balls 1950-5-11 14607 Modoc W of Middle Lake. Between Eagleville and Cedarville. 1433 Comment
  UC444861  Castilleja angustifolia Mrs. M. H. Manning May 1907 719 Modoc e side Warner Range 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-BC229818  Castilleja applegatei subsp. pinetorum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16421 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1950 Comment
  JEPS27946  Castilleja applegatei subsp. pinetorum Frances D. Payne 1929-7-26 115 Modoc w base Warren Peak (in upper Pine Creek Basin); Warner Mountain Range, Pine Creek Basin 2133 Comment
  JEPS3815  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-18 4797 Modoc Patterson Mill-- Silver Creek roads 1828 Comment
  JEPS86309  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-7-5 983 Modoc near Highgrade Mine Comment
  JEPS86368  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-6-27 952 Modoc ne of Jenkins Springs Comment
  JEPS86374  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-7-4 977 Modoc Comment
  RSA164352  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-18 7810 Modoc Mountains south of Cedar Pass. Comment
  UC171026  Castilleja applegatei subsp. pinetorum B. C. Goldsmith May 1912 73 Modoc Warner Mts. Comment
  UC199384  Castilleja applegatei subsp. pinetorum W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Creek; Warner Mountains 1676 Comment
  UC585189  Castilleja applegatei subsp. pinetorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1802 Modoc hill above Lake City 1524 Comment
  HSC80806  Castilleja arachnoidea G. M. Riegel 1980-8-20 1079 Modoc South Warner Mts. 1829 Comment
  UC27291  Castilleja campestris subsp. campestris Milo S. Baker 1893-6-15 Modoc Comment
  UC27293  Castilleja campestris subsp. campestris Milo S. Baker 1893-6 Modoc Adobe bottom Comment
  CAS-BOT-BC226028  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1989-6-3 4911 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  JEPS27954  Castilleja lacera Frances D. Payne 1929-7-2 36 Modoc Parker Creek, w slope of Warner Mountains Warner Mountains 1584 Comment
  RSA31872  Castilleja linariifolia A. A. Heller 1940-6-29 15746 Modoc On U.S. Highway 299, about 5 miles west of Alturas. Comment
  UC733140  Castilleja linariifolia Elmer I. Applegate 1929-7-28 6082 Modoc n of Clear Lake Comment
  RSA0010941  Castilleja minor subsp. minor H. L. Mason 1947-8-11 13493 Modoc On Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  CAS-BOT-BC226051  Castilleja pilosa K. Paulson; Robert Paulson 1989-5-21 120 B Modoc Crowder Flat Rd. at Fletcher Creek. 1365 Comment
  CAS-BOT-BC226064  Castilleja pilosa Elmer Ivan Applegate 1932-8-5 s.n. Modoc Arid S slope of Cedar Mountain, Cedar Pass. Comment
  JEPS17638  Castilleja pilosa Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5393 Modoc 3.3 mi e Patterson Ranger Station (flat at summit of forest road across s end of Warner Mountains); Warner Mountains, Modoc National Forest 2225 Comment
  SJSU9577  Castilleja pilosa W. Savage 1979-7-3 1334 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC226069  Castilleja tenuis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10555 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains. 2164 Comment
  JEPS76810  Castilleja tenuis Theodore F. Niehaus 1978-6-28 952 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 sec. 13) Comment
  SEINET14173654  Castilleja tenuis M. J. Williams 1984-1 84- 78 -1 Modoc E side of the Warner Mountains, 3 miles W of the Cedarville-Gerlach road, near the Granger Canyon road. 2073 Comment
  SJSU9688  Castilleja tenuis W. Savage 1979-7-24 Modoc Long Meadow Unit, Devils Garden District, Modoc National Forest 1615 Comment
  CAS-BOT-BC58435  Caulanthus crassicaulis Bruce Bartholomew 1995-6-2 6940 Modoc About 9 km E of Eagle on SE side of Surprise Valley. 1460 Comment
  CAS-BOT-BC217138  Ceanothus cuneatus var. cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road. 1371 Comment
  HSC80758  Ceanothus prostratus G. M. Riegel 1978-6-25 14 Modoc S Warner Mtns. 1670 Comment
  JEPS42256  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Forestdale Comment
  UC18392  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Red Soil 1524 Comment
  UC452545  Ceanothus velutinus Franklin P. Nutting Modoc Forestdale Forestdale (Northern California) Comment
  POM126397  Ceanothus velutinus M. French Gilman 575 Modoc [No location data on label] 1677 Comment
  UC18456  Ceanothus velutinus Mrs. Bruce 1898-1 Modoc Comment
  CAS-BOT-BC248322  Ceanothus velutinus var. velutinus B. Bartholomew; H. Sun 2002-6-24 8868 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  CHSC111400  Centaurea cyanus Lowell Ahart; John Dittes 2012-7-12 18379 Modoc On dry rocky bare soil, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1262 Comment
  JEPS121213  Centaurea cyanus Lowell Ahart, John Dittes 2013-7-24 18937 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  HSC5232  Centaurea cyanus M. T. Milligan 1964-6-4 28 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  CDA7342  Centaurea squarrosa T. C. Fuller 1962-8-29 9487 Modoc Road to Adin, 0.2 mile east of Lookout, Big Valley. 0 Comment
  CAS-BOT-BC388227  Cerastium glomeratum B. Bartholomew 1992-5-16 6326 Modoc Lunsford Spring 1600 Comment
  CAS-BOT-BC197527  Cercocarpus betuloides var. betuloides Belknap C. Goldsmith 1910-5-26 11 Modoc W slope Warner Mts. 1828 Comment
  JEPS45549  Cercocarpus betuloides var. macrourus L. S. Smith 1924-5 Modoc s of Egg Lake (Happy Camp District, Modoc National Forest); Modoc National Forest 1310 Comment
  RSA613685  Cercocarpus ledifolius Louis C. Wheeler 1935-9-23 4006 Modoc Pease Flat, Devil's Garden. 1524 Comment
  SEINET10543173  Cercocarpus ledifolius LeRoy E. Detling 1948-5-23 Detling 6247 Modoc Plum ridge, near canby, t43n,r7e,sec.8, mdm. Yellow pine forest. Pinus Ponderosa, p. Jeffreyi, juniperus occidentalis, arctostaphylos patula. Level Plateau, rocky red clay-loam 1524 Comment
  NY848754  Cercocarpus ledifolius var. intermontanus B. M. Bartholomew 1989-4-29 4691 Modoc Surprise Valley Road, just south of the Oregon border, extreme NE corner of Modoc County 1630 Comment
  NY848757  Cercocarpus ledifolius var. intermontanus R. M. Austin 08 1894 s.n. Modoc Lassen Creek 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-BC214642  Cercocarpus ledifolius var. ledifolius John Thomas Howell 1934-6-12 12009 Modoc Between Davis Creek and Plum Valley. Comment
  UC72035  Cercocarpus ledifolius var. ledifolius Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC15052  Chaenactis douglasii var. douglasii M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC15066  Chaenactis douglasii var. douglasii Isabelo T. Kelly 1930-1-1 53 A Modoc unspecified Comment
  CAS-BOT-BC15074  Chaenactis douglasii var. douglasii Barrett Anderson 1986-7-9 3144 Modoc Bushy Flat Rd along the Pit River, just E of Hwy 299. 1500 Comment
  HSC5249  Chaenactis douglasii var. douglasii M. T. Milligan 1966-6-19 473 Modoc Plateau W of Jess Valley 1829 Comment
  POM253146  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc U.S. Highway #299, between Alturas and Canby. 1341 Comment
  CAS-BOT-BC245413  Chamaesaracha nana Elmer Ivan Applegate 1932-8-5 8164 Modoc Cedar Pass, Warner Mountains. Comment
  CAS-BOT-BC245419  Chamaesaracha nana John Thomas Howell 1934-6-14 12177 Modoc Patterson Mill Rd., Warner Mts. 2133 Comment
  CHSC19735  Chamerion angustifolium subsp. circumvagum M. T. Milligan 1966-7-25 569 Modoc Slopes and ridges east of Jess Valley. 1645 Comment
  JEPS39319  Chamerion angustifolium subsp. circumvagum L. S. Smith 1918-1 1063 Modoc Coyote Creek Warner Mts. Comment
  UC125543  Chamerion angustifolium subsp. circumvagum Mrs. R. M. Austin Aug. 1884 Modoc Sugarloaf Hill Comment
  CAS-BOT-BC30191  Cheilanthes gracillima Bruce Bartholomew 1992-5-17 6343 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir 1460 Comment
  CAS-BOT-BC95503  Chenopodium album Bruce Bartholomew; Barrett Anderson 1990-7-20 5453 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CAS-BOT-BC95513  Chenopodium album John H. Hatton 1911-6-22 148 Modoc Modoc County. 1615 Comment
  CAS-BOT-BC95517  Chenopodium berlandieri Bruce Bartholomew; Barrett Anderson 1990-7-21 5554 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  UC1191323  Chenopodium chenopodioides Herbert L. Mason 1947-8-15 13555 Modoc Crane Creek Goose Lake, Willow Ranch (mouth, e side of lake) Comment
  CDA34222  Chenopodium desiccatum L. Ahart, J. Dittes 2010-8-31 17111 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CDA3013  Chenopodium foliosum T. C. Fuller, W. T. Parsons 1960-7-26 4874 Modoc E. H. Boys Ranch, Lassen Creek, ca. 2 miles southeast of Highway 395. 0 Comment
  CDA3014  Chenopodium foliosum T. C. Fuller, W. T. Parsons 1960-7-26 4874 Modoc E. H. Boys Ranch, Lassen Creek, ca. 2 miles southeast of Highway 395. 0 Comment
  UC1191339  Chenopodium hians Herbert L. Mason and Verne Grant 1947-7-10 13345 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  NY537268  Chenopodium pumilio L. C. Wheeler 1935-8-3 3758 Modoc Rock Lake, Pine Creek, Warner Mountains 1920.2 Comment
  RSA623604  Chenopodium pumilio L. C. Wheeler 1935-8-3 3758 Modoc Warner Mountains: Rock Lake, Pine Creek 1920 Comment
  CHSC31500  Chimaphila menziesii N. E. H. Prouty 1980-8-6 210 Modoc Modoc Nat. Forest, Warner Mt. District. Along south bank of North Fork Pine Creek. 1584 Comment
  CAS-BOT-BC95665  Chimaphila umbellata Leland S. Smith 1917-9-18 162 Modoc Lassen Creek. 1828 Comment
  CDA18850  Chorispora tenella R. Breckenridge 1999-6-15 PDR 909437 Modoc Jones Lane between Likely and Alturas. 1328 Comment
  NY125574  Chorispora tenella B. M. Bartholomew 1993-5-10 6450 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley 1520 Comment
  CDA36068  Chorispora tenella C. Pirosko 2002-6-14 s.n. Modoc Jones Lane. 0 Comment
  CAS-BOT-BC15045  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1936-9-23 11075 Modoc South base of Caldwell Butte, Lava Beds National Monument. Comment
  CAS-BOT-BC15035  Chrysothamnus nauseosus subsp. consimilis Francis Dorris Payne 1931-9-18 341 Modoc Parker Creek, Warner Mountains 1584 Comment
  SEINET5926447 Image available Chrysothamnus nauseosus var. speciosus E. K. Balls, P. C. Everett 1952-1 18152 Modoc Off rd to Fandango Pass, 2 I SE of Buck's Creek Ranger Station Comment
  CAS-BOT-BC14981  Chrysothamnus parryi subsp. nevadensis Francis Dorris Payne 1935-8-25 809 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC14983  Chrysothamnus viscidiflorus subsp. viscidiflorus Rimo Carlo Felice Bacigalupi 1934-9-5 2329 Modoc Summit of Cedar Pass, Warner Mountains Comment
  CAS-BOT-BC14992  Chrysothamnus viscidiflorus subsp. viscidiflorus Bruce Bartholomew 1989-8-11 5078 Modoc Fandango Pass, Warner Mountains. 1860 Comment
  JEPS31102  Chrysothamnus viscidiflorus subsp. viscidiflorus Ernest C. Twisselmann 1961-9-22 6573 Modoc Warner Mountains, Jess Valley 1676 Comment
  CAS-BOT-BC14972  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  HSC5368  Cichorium intybus M. T. Milligan 1964-8-21 236 Modoc Pikes Pt. Easgle Lake 1677 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
  CAS-BOT-BC191009  Circaea alpina subsp. pacifica Bruce Bartholomew; Barrett Anderson 1988-7-21 4439 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  HSC16244  Circaea alpina subsp. pacifica M. T. Milligan 1966-7-27 589 Modoc Slopes and ridges E of Jess Valley 1707 Comment
  CAS-BOT-BC14954  Cirsium andersonii Bruce Bartholomew; Barrett Anderson 1990-7-19 5441 Modoc Sweagert Flat. 1860 Comment
  CHSC106319  Cirsium arvense Lowell Ahart; John Dittes 2010-8-31 17105 Modoc About 20 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  CAS-BOT-BC14965  Cirsium cymosum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16379 Modoc Junction of Cedar Pass Road & CA State Hwy. 299, 5.5 mi. N of Alturas Comment
  RSA608618  Cirsium douglasii var. breweri L. C. Wheeler 1935-9-10 3966 Modoc 1 mile S McGinty Reservoir, Devil's Garden 1463 Comment
  CAS-BOT-BC14936  Cirsium occidentale var. candidissimum Annie Montague Alexander; L. Kellogg 1946-6-22 4813 Modoc 2 mi. N of Lake City. 1414 Comment
  UC748160  Cirsium occidentale var. candidissimum Annie M. Alexander and Louise Kellogg 1946-6-18 4803 Modoc Patterson Mill - Silver Creek roads Comment
  UC705706  Cirsium occidentale var. candidissimum Marion Ownbey and Fred. G. Meyer 1940-7-1 2159 Modoc 1 mi w of Cedarville Comment
  CDA1508  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
  UC748332  Cirsium scariosum var. americanum Annie M. Alexander and Louise Kellogg 1946-6-14 4765 Modoc Silver Creek branch Patterson Mill road 1828 Comment
  UC1192198  Cirsium vulgare Verne Grant and Irving Schneider 1947-8-27 8320 Modoc sw end Clear Lake Comment
  CAS-BOT-BC190999  Clarkia Fred. P. Cronemiller 1920-7-1 18 Modoc N slope back of Fillingim's. Comment
  CAS-BOT-BC191071  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1990-6-18 5391 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  RSA504643  Clarkia lassenensis Bruce Bartholomew 1988-6-23 4241 Modoc 4.2 kim NW of Day. 1020 Comment
  UC1184379  Clarkia lassenensis Peter H. Raven with Otto T. Solbrig 1958-6-18 13314 Modoc Cottonwood Flat Camp Ground Modoc National Forest Comment
  UCD150422  Clarkia lassenensis Harry A. George 1967-6-15 s.n. Modoc S. of Adin. Comment
  CAS-BOT-BC191042  Clarkia rhomboidea Arnold Tiehm 1984-6-30 8839 Modoc NW side of Bidwell Mt., 2.8 road mi. N of 8 Mile Creek on road from Lake Annie. 1828 Comment
  CAS-BOT-BC191045  Clarkia rhomboidea Robert J. Weatherby 1955-7-8 1622 Modoc 6 mi. N of Ft Bidwell. 1737 Comment
  SEINET10632445  Clarkia rhomboidea Peter H. Raven, Otto T. Solbrig 1958-6-18 Raven 13309 Modoc Cottonwood Flat Camp Ground, Modoc National Forest. Comment
  NY497245  Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles northeast of Alturas 1981.2 Comment
  UC851973  Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 mi ne Alturas 1981 Comment
  CAS-BOT-BC197438  Claytonia megarhiza Annie Montague Alexander; L. Kellogg 1946-7-30 5097 Modoc Eagle Peak, Warner Mts. Comment
  UC7900  Claytonia parviflora subsp. parviflora Milo S. Baker 1893-6-5 Modoc Forestdale 1371 Comment
  RSA276912  Claytonia rubra J. M. Miller 1978-6-19 753 Modoc Modoc County: Warner Mtns, Fandango Pass. 2357 Comment
  CAS-BOT-BC197465  Claytonia rubra subsp. rubra Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6475 Modoc 1.9 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1670 Comment
  UC9072  Clematis ligusticifolia Milo S. Baker 1893-6 Modoc Sacramento Canyon near Dunsmuir; Sacramento Canyon Comment
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Nov 17 2013
  CDA25291  Cleome platycarpa Loring White 1969-6-27 Modoc Found at several locations near Canby. 0 Comment
  CAS-BOT-BC226090  Collinsia parviflora Annie Montague Alexander; L. Kellogg 1946-6-5 4664 Modoc Emerson Camp, Emerson Creek, south of Eagleville, Warner Mountains 2133 Comment
  CAS-BOT-BC226097  Collinsia parviflora Bruce Bartholomew; Mona Bourell 1990-4-26 5158 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC229856  Collinsia parviflora Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16430 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1920 Comment
  CAS-BOT-BC229862  Collinsia parviflora Fred D. Douthitt 1916-5-11 25 Modoc Near Flournoy Swale. 1524 Comment
  CAS-BOT-BC229865  Collinsia parviflora Bruce Bartholomew; Barrett Anderson 1988-5-12 4094 Modoc White Horse. 1340 Comment
  JEPS4003  Collinsia parviflora Frances D. Payne 1932-6-27 622 Modoc s and e Alturas; Warner Mtns, Parker Creek 1584 Comment
  JEPS79120  Collinsia parviflora L. R. Heckard with R. Bacigalupi 1980-6-10 5222 Modoc sw margin, now dry Egg Lake Comment
  CAS-BOT-BC226096  Collinsia parviflora Mrs. H. C. Cantelow 1940-6-2 4395 Modoc NW of Canby, road to lava beds. Comment
  JEPS23849  Collinsia parviflora Peter H. Raven with Otto T. Solbrig 1958-6-18 13313 Modoc Cottonwood Flat Camp Ground; Modoc National Forest Comment
  POM319128  Collinsia parviflora Patricia Wilder 1971-6-20 5079 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
  UC76207  Collinsia parviflora Milo S. Baker 1896-5-23 73 Modoc Big Valley, Johnson's Big Valley; , Johnson's Comment
  JEPS17635  Collinsia torreyi var. wrightii Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5399 Modoc 3.3 mi e Patterson Ranger Station (flat at summit of forest rd across s end of Warner Range); Warner Mtns 2225 Comment
  UC217637  Collinsia torreyi var. wrightii Mrs. R. M. Austin Aug 1894 179 Modoc Headwaters of Lassen Creek Lassen Creek; Headwaters of Lassen Creek Comment
  SJSU9625  Collomia linearis W. Savage 1959-7-7 1437 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1499 Comment
  CAS-BOT-BC190708  Collomia tinctoria John Thomas Howell 1934-7-1 12315 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC21480  Conium maculatum Bruce Bartholomew 1990-6-17 5286 Modoc Surprise Valley, SW side of Lower Alkali Lake, 3.2 km N of Lassen County border. 1370 Comment
  JEPS911  Conium maculatum L. S. Smith 1845-11-12 1175 Modoc Devils Garden District, Round Willow Round Willow; Devils Garden District, Round Willow Comment
  CAS-BOT-BC95589  Convolvulus arvensis Bruce Bartholomew 1989-7-14 4940 Modoc Stone Coal Valley, 3.2 km W of State Hwy 299. 1340 Comment
  SBBG30598  Convolvulus arvensis D. Myrick 1968-6-20 1977 Modoc Davis Crk on Hwy 395, 15 mi N of Alturas Comment
  CAS-BOT-BC14946  Conyza canadensis Bruce Bartholomew 1994-10-9 6892 Modoc Goose Lake, 19.2 km N of McGinty Point on road to the Oregon border. 1460 Comment
  CAS-BOT-BC242183  Corallorhiza maculata Bruce Bartholomew; Barrett Anderson 1988-7-21 4607 Modoc Field redacted by CAS, contact the data manager for more information 1580 Comment
  CAS-BOT-BC242184  Corallorhiza maculata Bruce Bartholomew 1989-7-14 4982 Modoc Field redacted by CAS, contact the data manager for more information 1580 Comment
  UC429110  Corallorhiza maculata M. F. Gilman 656 Modoc Mts. 1828 Comment
  JEPS16279  Cordylanthus capitatus Mrs. R. M. Austin Aug. 1894 246 Modoc hills near Lassen Creek (ne Modoc Co.) Comment
  JEPS74348  Cordylanthus capitatus L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 3767 Modoc along forest service road 3.5 mi n Cedar Pass; Warner Mts. 2042 Comment
  HSC80864  Cordylanthus capitatus G. M. Riegel 1980-7-23 929 Modoc N Warner Mtns. 1982 Comment
  UC1587092  Cordylanthus maritimus subsp. canescens G. Schoolcraft 1991-7-24 2185 Modoc ne Middle Alkali Lake; Leonard Hot Spring 1386 Comment
  UC748141  Cordylanthus ramosus Annie M. Alexander and Louise Kellogg 1946-7-7 4942 Modoc Eight Mile Creek; ne corner of county 1752 Comment
  UC199371  Cordylanthus tenuis subsp. viscidus Franklin P. Nutting Modoc Big Valley Mts. Comment
  CAS-BOT-BC210270  Cornus sericea P. Monnet 1913-7-1 910 Modoc Warner's Range Comment
  UC71728  Cornus sericea subsp. sericea Mrs. M. H. Manning 1902-5 6 Modoc near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC190767  Corydalis aurea C. C. (Mrs.) Bruce 1898-7-1 2206 Modoc Warner Mts. Comment
  CAS-BOT-BC197571  Crataegus douglasii Elmer Ivan Applegate 1929-6-25 5900 Modoc Cottonwood Creek, E side of Goose Lake. Comment
  UC31287  Crepis acuminata Milo S. Baker 1893-6 Modoc Lava beds Comment
  SJSU9607  Crepis acuminata W. Savage 1979-7-7 1466 Modoc Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC14919  Crepis bakeri subsp. cusickii Alice Eastwood; John Thomas Howell 1940-6-15 8285 Modoc About 15 mi. N of Lookout. Comment
  CAS-BOT-BC14897  Crepis intermedia David Daniels Keck; Jens Chr. Clausen 1935-6-24 3721 Modoc 3 mi. N of Davis Creek. 1524 Comment
  JEPS36446  Crepis intermedia Frances D. Payne 1931-6-11 150 a Modoc Parker Creek Warner Mts. 1584 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
  CAS-BOT-BC14877  Crepis modocensis subsp. modocensis Ernest Brown Babcock; George Ledyard Stebbins 1936-6-9 1806 Modoc Cedar Creek Canyon, about 3 mi. W of Cedarville, Warner Mountains 1676 Comment
  UC31311  Crepis monticola M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley Comment
  UC581313  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1846 Modoc roadside 5 mi s Davis Creek Comment
  CAS-BOT-BC14891  Crepis occidentalis subsp. conjuncta Annie Montague Alexander; L. Kellogg 1946-7-18 5016 Modoc Benton Meadow, Warner Mountains 2072 Comment
  CDA33472  Crepis pleurocarpa Dale Woods, V. Popescu, B. Villegas 2010-6-3 Modoc Kelly Springs Rd; about 2 miles southeast of Hwy 299, Modoc National Forest. 0 Comment
  CAS-BOT-BC14829  Crocidium multicaule Bruce Bartholomew; Barrett Anderson 1988-5-13 4144 Modoc Along Parker Creek Road, 2.7 km W of Modoc National Forest and ca. 16 km WSW of Alturas, W side Warner Mts. 1490 Comment
  CAS-BOT-BC14873  Crocidium multicaule E. S. Willits 1940-4-21 189 Modoc Near quarantine station, Alturas. 1371 Comment
  JEPS23939  Crocidium multicaule L. S. Smith 1924-5-31 Modoc Egg Lake Modoc National Forest, Egg Lake Comment
  SEINET5343801 Image available Crupina vulgaris G. Schoolcraft 1993-6-17 2297 Modoc NE of Adin on S. side of Hunter Ridge 1646 Comment
  CHSC106328  Crypsis alopecuroides Lowell Ahart; John Dittes 2010-8-31 17118 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  JEPS114436  Crypsis vaginiflora Lowell Ahart, John Dittes 2008-8-26 15353 Modoc bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, northeast of wire gate, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  RSA647536  Cryptantha Marion P. Harthill 1971-6-23 374 Modoc Fort Bidwell. 1388 Comment
  CAS-BOT-BC54128  Cryptantha affinis John Thomas Howell 1934-6-13 12045 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC54133  Cryptantha ambigua John Thomas Howell 1934-6-30 12297 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC54143  Cryptantha echinella Herbert Louis Mason; Verne Grant 1947-7-9 13316 Modoc Cedar Pass, summit of Warner Range 1920 Comment
  UC1037254  Cryptantha humilis Leo Whitney 1934-5-31 1660 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  CAS-BOT-BC54104  Cryptantha intermedia Milo Samuel Baker; Franklin P. Nutting 1894-6-29 Modoc Big Valley near Lookout. Comment
  CAS-BOT-BC54147  Cryptantha intermedia E. S. Willits 1940-5-17 260 Modoc Willow Ranch. Comment
  CAS-BOT-BC54114  Cryptantha simulans John Thomas Howell 1934-6-13 12043 Modoc Fandango Pass, Warner Mountains 1828 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
  UC748457  Cryptantha subretusa Annie M. Alexander and Louise Kellogg 1946-8-8 5125 Modoc Patterson Lake Trail Warner Mountains Comment
  SBBG19793  Cryptantha torreyana C. B. Hardham 1961-6-19 7843 Modoc Willow Crk Comment
  NY1112081  Cryptantha watsonii H. D. D. Ripley 1944-6-1 6007 Modoc East of Cedarville 1250 Comment
  JEPS59989  Cryptogramma cascadensis W. L. Jepson 1918-8-13 7961 Modoc below Eagle Lake proper Eagle Peak; Warner Mts 2316 Comment
  UC450148  Cuscuta indecora Milo S. Baker 1899-8-16 Modoc Little Hot Spring Valley Comment
  RSA195413  Cycladenia humilis Elmer I. Applegate 1936-5-21 10337 Modoc Lava Beds National Monument. Basin in midst of Big Lava Flow, north of Cinder Cone, 1/2 mile north of RR tract at Lava Summit. Comment
  CAS-BOT-BC136513  Cypripedium montanum Franklin P. Nutting June 24 3025 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC30219  Cystopteris fragilis B. Bartholomew; B. Anderson 1988-7-21 4603 Modoc above Upper rush Creek Campground ca. 4 km E of State Hwy 299 btwn Adin and Canby 1580 Comment
  RSA17704  Cystopteris fragilis Elmer I. Applegate 1932-8-2 8096 Modoc Mill Creek Meadows, west slope Warner Mountains, rocks along stream Comment
  SBBG18746  Cystopteris fragilis C. B. Hardham 1961-6-19 7845 Modoc Willow Crk Comment
  UC1037349  Cystopteris fragilis Leo Whitney 1935-5-20 3097 Modoc ca. 15 mi nw Canby (Hackamore); Modoc Nat'l forest 1463 Comment
  UC922415  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1946-7-23 5059 Modoc Emerson Peak; Warner Mts Comment
  CAS-BOT-BC245211  Damasonium californicum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16520 Modoc Mesa 11 mi W of Canby on Hwy. 139. Comment
  JEPS68525  Danthonia californica Leland S. Smith 1918-1 878 Modoc Comment
  UC1256250  Danthonia californica Sherwood Stutz and Tex Scofield 1969-7-17 1 Modoc Vi. Poison Spr. Modoc National Forest 1676 Comment
  UC1024853  Danthonia californica var. americana Leo Whitney 1935-6-9 3196 Modoc near White Horse; White Horse lake (Flat) Comment
  CAS-BOT-BC242486  Danthonia unispicata Leo David Whitney 1934-5-18 2173 Modoc Timbered Mt. Comment
  CDA31648  Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt. Adin Comment
  SBBG524  Danthonia unispicata A. A. Beetle 1941-6-29 2884 Modoc near summit of Mt Adin 1828 Comment
  SEINET229941 Image available Danthonia unispicata Leila M. Shultz, John S. Shultz 1985-6-23 8595 Modoc Between Beeler and Duncan resivoirs north of Canby near highway 139. 1311 Comment
  UCD61364  Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt. Adin. 1828 Comment
  CAS-BOT-BC214750  Dasiphora fruticosa Bruce Bartholomew 1990-8-4 5650 Modoc Slope NW of Linderman Lake along Owl Creek Trail, E side of Warner Mts. 2470 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
  JEPS117303  Deinandra lobbii Lowell Ahart, John Dittes 2010-8-30 17059 Modoc In a large vernal pool, about 5 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UCD131042  Deinandra lobbii M. Dale Christensen 1989-8-28 s.n. Modoc Modac/Lassen County Line: ca. 2 miles south of Lookout. Comment
  NY492439  Delphinium C. D. Marsh 7780 Modoc 17 miles east of Alturas 1800 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
  CAS-BOT-BC217348  Delphinium depauperatum M. Vasey 1990-6-29 9020 Modoc Along S Emerson Trail, near trailhead. South Warner Wilderness. 2377 Comment
  UC1126018  Delphinium nudicaule R. C. Wilson 1933-5-26 30 Modoc above Pothole Gulch (rocky ridge top); Modoc National Forest, Canby Quadrangle Comment
  JEPS23352  Delphinium nudicaule L. S. Smith 1918-5-2 920 Modoc Gouger Neck Modoc National Forest (near Lookout) 1981 Comment
  CAS-BOT-BC242480  Deschampsia danthonioides Bruce Bartholomew; Barrett Anderson 1988-6-23 4251 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC247768  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1990-7-20 5516 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC247772  Deschampsia elongata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10549 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  HSC80820  Deschampsia elongata G. M. Riegel 1979-8-23 699 Modoc S Warner Mtns. 2100 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
  HSC6722  Descurainia incisa subsp. incisa M. T. Milligan 1965-7-10 419 Modoc W slope of Eagle Peak. 2439 Comment
  CAS-BOT-BC58607  Descurainia paradisa Bruce Bartholomew 1995-5-13 6913 Modoc 2.7 km NE of County Road 38 on County Road 37, E side of the S end of Surprize Valley. 1410 Comment
  CAS-BOT-BC58613  Descurainia pinnata subsp. brachycarpa Alice Eastwood; John Thomas Howell 1940-6-12 8051 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC58617  Descurainia pinnata subsp. glabra John Thomas Howell 1934-6-11 11978 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC190760  Dicentra uniflora Bruce Bartholomew; Mona Bourell 1990-4-27 5196 Modoc Granger Summit Rd, 4 km N of southern turnoff to Deep Creek, Warner Mts. 2130 Comment
  UC1586937  Dichelostemma capitatum Juha Pykala and D. H. Norris 1987-5-27 1047 Modoc between Lower Rush Creek Campground and Upper Rush Creek Campground; Modoc National Forest 1493 Comment
  POM319443  Dichelostemma congestum Patricia Wilder 1971-6-20 5085 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
  SEINET7845829 Image available Dieteria canescens var. shastensis M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  UC29895  Dieteria canescens var. shastensis Milo S. Baker 1893-6 Modoc Comment
  CHSC57228  Diplacus cusickii David M. Thompson 1988-7-23 975 Modoc E side of Warner Mts. 3.7 mi S of Hwy 299 (at Cedarville) along Surprise Valley Road, then 1.5 mi W along Granger Canyon Road. 1500 Comment
  CAS-BOT-BC234487  Diplacus nanus Alice Eastwood; John Thomas Howell 1940-6-15 8277 Modoc Near Perez. Comment
  OBI49345  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end. Between Kramer Reservoir and White Horse-Lookout road along intermittent stream; 2.3 rd mi W of RR crossing T40N, R6E, NW1/4, NW1/4 S22 1300 Comment
  CAS-BOT-BC248374  Distichlis spicata Isabel T. Kelly 1930-1-1 59 Modoc Fort Bidwell Comment
  UC71814  Dodecatheon alpinum Mrs. M. H. Manning 1903-8-27 348 Modoc 100 ft below summit Mt. Bidwell (ne Modoc County); Mt. Bidwell below summit Comment
  UC22371  Dodecatheon conjugens Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley Comment
  OBI47981  Dodecatheon conjugens Rhonda Riggins 1989-4-28 1669 Modoc 5.7 mi N of hwy 395 E of Alturas on rd to Raker and Thomas Reservoir (continuation of Pencil Rd) 1524 Comment
  UC22374  Dodecatheon conjugens Mrs. C. C. Bruce June 1898 2802 Modoc <?>ake<?>ly Mt. Comment
  CAS-BOT-BC218279  Dodecatheon conjugens var. conjugens Leo David Whitney 1935-5-19 3108 Modoc Edge of Hackamore River, near Hackamore. Comment
  CAS-BOT-BC218274  Dodecatheon conjugens var. conjugens C. C. (Mrs.) Bruce 1898-6-1 2302 Modoc Lake City Mts. Comment
  CAS-BOT-BC95111  Downingia bacigalupii Bruce Bartholomew 1990-6-18 5375 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  CAS-BOT-BC95117  Downingia bacigalupii Fred. P. Cronemiller 1920-9-20 164 Modoc Blurlow's Ranch, Fandango Valley. 1524 Comment
  CAS-BOT-BC95122  Downingia bacigalupii M. Vasey 1990-6-30 9039 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  CDA13455  Downingia bacigalupii G. F. Hrusa, T. D. Wilfred 1996-7-21 13302 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  JEPS108447  Downingia bacigalupii Lisa Schultheis 1996-6-29 313 -96 Modoc W of Goose Lake on County Rd. 73 toward Crowder Flat. 6.5 mi from Rt. 299. Comment
  UC890640  Downingia bacigalupii A. A. Heller 1938-6-24 15229 Modoc near Adin (along U.S. Highway 299) 1280 Comment
  UCD37474  Downingia bicornuta Beecher Crampton 1960-6-17 5701 Modoc Modoc County, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station, McKay Flat. 1280 Comment
  SJSU3184  Downingia bicornuta R. L. Fisher 1958-6-13 Modoc Bayley L c. 12 mi S of Alturas 1676 Comment
  UC1116673  Downingia bicornuta var. bicornuta Beecher Crampton 1960-6-17 5701 Modoc 13 mi w Canby; McKay Flat 1280 Comment
  CAS-BOT-BC95134  Downingia cuspidata Bruce Bartholomew 1993-6-12 6606 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  JEPS79127  Downingia cuspidata L. R. Heckard with R. Bacigalupi 1980-6-10 5231 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  UC1094381  Downingia insignis Rimo C. Bacigalupi with S. Galen Smith 1957-6-28 5988 Modoc 0.8 mi e Canby 1219 Comment
  UC635667  Downingia insignis F. 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-BC58297  Draba albertina Annie Montague Alexander; L. Kellogg 1946-6-25 4823 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  HSC80857  Draba albertina G. M. Riegel 1980-8-9 1021 Modoc S Warner Mtns. 2183 Comment
  UC1258362  Draba albertina Gregg Riegel 1980-8-12 1013 Modoc above lake (Pine Creek Basin, South Warner Mt. Wilderness); Modoc Natl For., South Warner Mt. Wilderness 2115 Comment
  CAS-BOT-BC58554  Draba densifolia Annie Montague Alexander; L. Kellogg 1946-8-9 5126 Modoc Patterson Lake Trail, Warner Mts. Comment
  JEPS53522  Draba densifolia Mrs. R. M. Austin and Bruce 1898-6-18 2133 Modoc Lake City Pass 2133 Comment
  CAS-BOT-BC41934  Draba stenoloba var. ramosa Gregg M. Riegel 1980-8-26 1109 Modoc South Warner Mountains. 2328 Comment
  CAS-BOT-BC58592  Draba verna Bruce Bartholomew; Mona Bourell 1990-4-28 5200 Modoc SE corner of North Alkali Lake, Surprise Valley. 1350 Comment
  RSA59718  Draba verna E. K. Balls 1950-5-18 14753 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  CHSC114013  Dracocephalum parviflorum B. Castro; L. P. Janeway 2014-6-7 2028 Modoc Warner Mtns. East side of crest of Warner Mountains 1.1 mi E of Cedar Pass, 1.1 mi N of Hwy 299 along Stough Reservoir Rd (USFS Rd 43N07) ca 0.4 mi E of Stough Reservoir. 1959 Comment
  CAS-BOT-BC214762  Drymocallis glandulosa Bruce Bartholomew; Barrett Anderson 1989-6-3 4868 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  UC1037234  Drymocallis lactea var. austiniae Leo Whitney 1934-5-5 3040 Modoc Devil's Garden Modoc National Forest (ne portion of county) 1524 Comment
  CAS-BOT-BC214756  Drymocallis lactea var. lactea Elmer Ivan Applegate 1932-8-1 8056 Modoc N slope of Warren Peak near summit, Warner Mts. 2743 Comment
  CHSC61238  Drymocallis pseudorupestris var. saxicola P. V. Caldwell 1972-7-3 302 Modoc Bank around Patterson Lake in Warner Mts. 2743 Comment
  CAS-BOT-BC14850  Dugaldia hoopesii Elmer Ivan Applegate 1932-8-1 8046 Modoc Arid E slope of Warren Peak near summit, Warner Mountains Comment
  CAS-BOT-BC14805  Dugaldia hoopesii Leland S. Smith 1917-8-30 153 Modoc Mt Bidwell and Vida. 2286 Comment
  RSA210778  Echinochloa crus-pavonis R. F. Thorne, C. W. Tilforth 1969-9-4 39051 Modoc Wet meadow along N Fork of Pit River, 11.8 mi. N of Alturas along Hwy 395. 1372 Comment
  CHSC116192  Elatine Lowell Ahart; John Dittes 2015-7-15 20351 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC1101554  Elatine ambigua Herbert L. Mason 1947-7-10 13347 Modoc 2 air mi e Alturas (on little island); Doris Reservoir Comment
  CHSC117369  Elatine californica Lowell Ahart; John Dittes 2016-7-14 21211 A Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  POM312317  Elatine rubella Verne Grant, Irving Schneider, Grant 1947-7-29 8180 Modoc Fitzhugh Creek, near Payne Reservoir, south of Alturas. Comment
  UC1101534  Elatine triandra Herbert L. Mason 1947-8-8 13472 Modoc nw Alturas (sw margin of Big Sage Reservior) Comment
  POM313052  Eleocharis acicularis var. acicularis H. L. Mason 1947-8-12 13512 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  UC1100612  Eleocharis bella Herbert L. Mason 1947-8-13 13526 Modoc N of Canby (NE side of F reservoir) Comment
  UC190419  Eleocharis bella M. S. Baker and Frank Nutting 1894-8-20 Modoc Forestdale 1371 Comment
  CAS-BOT-BC242380  Eleocharis coloradoensis Verne Grant; I. Schneider 1947-7-19 8081 Modoc Williams Ranch, N of Likely. Comment
  CAS-BOT-BC242386  Eleocharis macrostachya Louis Cutter Wheeler 1935-9-1 3935 Modoc Pine Spring, Devil's Garden. 1524 Comment
  JEPS19419  Eleocharis macrostachya W. L. Jepson 1918-8-14 7988 Modoc Jess Valley 1584 Comment
  HSC7322  Eleocharis palustris M. T. Milligan 1966-6-30 508 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC242387  Eleocharis quinqueflora Louis Cutter Wheeler 1935-8-15 3862 Modoc Dismal Swamp. 2225 Comment
  CAS-BOT-BC245110  Elodea canadensis Bruce Bartholomew 1989-8-11 5054 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. 1430 Comment
  CHSC85154  Elodea canadensis John Dittes; Josephine Guardino 1991-7-21 407 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; in channel at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS123860  Elodea canadensis Lowell Ahart, John Dittes 2015-7-16 20381 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1037179  Elymus X macounii Leo Whitney 1935-8-13 3618 Modoc U.S.B.E.--MC-2 Comment
  UC1026707  Elymus X saundersii Leo Whitney 1935-7-27 3552 Modoc ca 15 mi nw Canby (bed of river); Modoc National Forest, Hackamore River 1463 Comment
  UC978995  Elymus X saundersii Leo Whitney 1935-7-19 3537 Modoc ca 15 mi nw Canby (dry 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
  CHSC100009  Elymus cinereus Lowell Ahart; John Dittes 2008-8-25 15311 Modoc On the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CHSC85110  Elymus cinereus John Dittes; Josephine Guardino 1991-6-1 365 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
  HSC65335  Elymus cinereus J. P. Smith, J. O. Sawyer 1973-8-9 7284 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
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Jul 11 2013
  CAS-BOT-BC247741  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1990-7-20 5478 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  HSC80813  Elymus glaucus G. M. Riegel 1979-7-16 560 Modoc South Warner Mountains 530 Comment
  HSC80815  Elymus glaucus G. M. Riegel 1979-9-8 759 Modoc South Warner Mtns. 2100 Comment
  UCD32692  Elymus glaucus Beecher Crampton 1954-7-6 2107 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  JEPS68562  Elymus glaucus subsp. glaucus Leland S. Smith 1918-8-11 1021 Modoc Camp One Lost Lake Trail (T38-16) 2438 Comment
  UCD61276  Elymus macounii A. A. Beetle 1944-8-17 3036 Modoc 1 mile south of Alturas, edge of town by R. R. track. Comment
  CAS-BOT-BC247732  Elymus multisetus Bruce Bartholomew; Barrett Anderson 1990-7-19 5399 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  UC70661  Elymus trachycaulus Mrs. M. H. Manning June 1903 413 c Modoc N.E. Modoc Co. 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
  HSC8762  Elymus trachycaulus subsp. trachycaulus M. T. Milligan 1966-7-3 547 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  SJSU9661  Elymus trachycaulus subsp. trachycaulus W. Savage 1979-7-9 1499 Modoc Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  POM195139  Elymus trachycaulus subsp. trachycaulus H. M. Hall 1923-8-6 11858 Modoc Toulumne Meadows. Dana Fork. 2622 Comment
  CDA2072  Elytrigia intermedia Richard R. Halse 2006-8-3 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. Comment
  CDA2058  Elytrigia repens T. C. Fuller 1958-7-8 1940 Modoc Corporation Ranch, Likely. 0 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
  HSC1310  Ephedra viridis R. S. White 1965-5-14 66 Modoc 10 mi. E of Canby on Hwy. 299 Comment
  CAS-BOT-BC191011  Epilobium brachycarpum James D. Jokerst 1983-7-27 1904 Modoc Near Signal Butte. 1340 Comment
  CAS-BOT-BC191027  Epilobium brachycarpum Verne Grant; I. Schneider 1947-8-27 8308 Modoc 10 mi. S of Tule Lake. Comment
  CAS-BOT-BC191031  Epilobium brachycarpum John Thomas Howell 1934-7-1 12331 Modoc Duncan Horse Camp. 1355 Comment
  HSC16226  Epilobium brachycarpum M. T. Milligan 1966-7-25 574 Modoc E of Jess Valley 1646 Comment
  HSC41113  Epilobium brachycarpum Thomas W. Nelson, James Nelson, Jane P. Nelson 1976-8-29 3260 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  HSC65613  Epilobium brachycarpum Thomas Wood 1979-8-10 249 Modoc About 1 mi. S of Ft. Bidwell along Co. Hwy. 1, where road turns W 1372 Comment
  CAS-BOT-BC190994  Epilobium ciliatum subsp. ciliatum Robert Folger Thorne; et al 1969-9-3 39023 Modoc SE end of Tule Lake Sump, 0.5 mi N of turnoff to Lava Beds National Monument. 1264 Comment
  CHSC117497  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2016-7-14 21178 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS123856  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2015-7-16 20368 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  POM312596  Epilobium ciliatum subsp. ciliatum Verne Grant, Irving Schneider 1947-7-19 8079 Modoc Near Tules of East Canal, along Southern Pacific right-of-way, Williams Ranch, between Alturas and Likely 1220 Comment
  UC635378  Epilobium ciliatum subsp. ciliatum F. H. Frost 1925-7-25 159 Modoc Eagle Peak Warner Mountains Comment
  CAS-BOT-BC497313  Epilobium ciliatum subsp. ciliatum Belknap C. Goldsmith 1912-8-6 83 Modoc West side of Goose Lake 1463 Comment
  UC1191743  Epilobium ciliatum subsp. ciliatum Herbert L. Mason 1947-8-15 13549 Modoc mouth of Crane Creek Goose Lake, Willow Ranch (e side of lake) Comment
  CAS-BOT-BC190988  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew; Barrett Anderson 1988-7-21 4466 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UC748256  Epilobium ciliatum subsp. glandulosum Annie M. Alexander and Louise Kellogg 1946-7-17 5008 Modoc Benton Meadow Warner Mountains 2072 Comment
  POM262688  Epilobium glaberrimum subsp. fastigiatum Bud Fuller 1936-7-10 57 Modoc 15 miles northeast of Alturas 1524 Comment
  CAS-BOT-BC190966  Epilobium hallianum Elmer Ivan Applegate 1932-8-2 8076 Modoc Mill Creek Meadows, western slope of Warner Mts. Comment
  NY1000352  Epilobium hallianum B. M. Bartholomew 1992-8-7 6360 Modoc Meadow 2.3 km west of West Warner Road at Soup Creek, west side of Warner Mountains 524 Comment
  UC748413  Epilobium hallianum Annie M. Alexander and Louise Kellogg 1946-6-30 4873 Modoc Highgrade Warner Mountains (w side of ridge, n end of mts.) 2377 Comment
  RSA41235  Epilobium hallianum A. M. Alexander, Louise Kellogg 1946-6-30 4873 Modoc Highgrade, west side of ridge, north end of Warner Mountains 2378 Comment
  UC201727  Epilobium hallianum W. P. Taylor and H. C. Bryant 1910-7-13 Modoc head N. Fork Parker Cr. Warner Mountains (near stream) 2225 Comment
  CAS-BOT-BC190960  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew 1991-8-5 6035 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  JEPS43883  Epilobium hornemannii subsp. hornemannii Frances D. Payne 1929-7-26 122 Modoc 2 mi s Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  CAS-BOT-BC190952  Epilobium obcordatum Elmer Ivan Applegate 1932-8-1 8011 Modoc Northerly slope of Warren Peak, Warner Mts. Comment
  CAS-BOT-BC190861  Epilobium torreyi D. M. Moore 1960-6-4 121 Modoc 7.4 mi. W of Adin on road to Lookout. Comment
  CAS-BOT-BC30225  Equisetum arvense Elmer Ivan Applegate 1932-7-7 8226 Modoc Above Lily Lake, Bidwell Pass, Warner Mountains. Comment
  CAS-BOT-BC30177  Equisetum laevigatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16451 Modoc Wet meadow at southern outskirts of Fort Bidwell. Comment
  HSC862  Equisetum laevigatum M. T. Milligan 1965-6-23 291 Modoc E of Jess Valley 1616 Comment
  UC1192371  Equisetum laevigatum Verne Grant and Irving Schneider 1947-7-20 8107 Modoc downstream from Alturas (N Fork Pit River) Comment
  CAS-BOT-BC95476  Eremogone aculeata Mrs. H. C. Cantelow 1940-6-1 3440 Modoc Cedar Pass, Warner Mts., E of Alturas. Comment
  CHSC118084  Eremogone aculeata L. P. Janeway 2016-5-16 12004 Modoc Modoc Plateau. Devils Garden area; along Road 46N02 3.4 road-km south-southeast of Road 47N09/73/181; about 5.2 air-km north of Crowder Mtn Reservoir. 1570 Comment
  HSC4050  Eremogone aculeata M. T. Milligan 1964-6-20 70 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  CAS-BOT-BC95442  Eremogone congesta Bruce Bartholomew 1991-5-25 5760 Modoc N side of the Pit River, ca. 1 km W of Ostrom Point. 1320 Comment
  CAS-BOT-BC95455  Eremogone congesta C. L. Hitchcock 1940-5-28 6728 Modoc 15 mi. N of Alturas. 1402 Comment
  CAS-BOT-BC95464  Eremogone congesta John Thomas Howell 1934-6-30 12288 Modoc Duncan Horse Camp. 1355 Comment
  HSC81121  Ericameria bloomeri G. M. Riegel 1979-8-16 672 Modoc South Warner Mtns. 1829 Comment
  RSA608600  Ericameria bloomeri L. C. Wheeler 1935-9-9 3960 Modoc Devils Garden: 1 mile NE of South Mountain 1524 Comment
  CAS-BOT-BC14815  Ericameria bloomeri Elmer Ivan Applegate 1936-9-29 11079 Modoc Bald Crater loop near and S of natural bank spur, Lava Beds National Monument. Comment
  CAS-BOT-BC14776  Ericameria greenei Robert Patterson; Mona Bourell 1993-8-15 5239 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CHSC100136  Ericameria nauseosa var. oreophila L. P. Janeway; B. Castro 2008-8-16 9542 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  UC75822  Ericameria parryi var. latior Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley Comment
  JEPS4046  Ericameria parryi var. nevadensis Frances D. Payne 1935-8-25 809 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC42833  Erigeron austiniae M. M. Hanna 1956-6-4 949 Modoc Turn of highway Alturas to Cedarville. Comment
  CAS-BOT-BC42837  Erigeron austiniae John Thomas Howell 1934-6-11 11936 Modoc Parker Creek, Warner Mountains 1584 Comment
  NY168408  Erigeron austiniae R. M. Austin 05 1894 6432 Modoc Davis Creek Comment
  CAS-BOT-BC42843  Erigeron austiniae K. Paulson; Robert Paulson 1988-5-22 5 Modoc Engle Swamp Road, Devil's Garden. 1402 Comment
  POM357572  Erigeron bloomeri Christopher Davidson 1973-5-26 2115 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC248347  Erigeron bloomeri var. bloomeri B. Bartholomew; H. Sun 2002-6-24 8830 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CAS-BOT-BC42804  Erigeron bloomeri var. bloomeri Alice Eastwood; John Thomas Howell 1940-6-12 8104 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC42814  Erigeron bloomeri var. bloomeri Milo Samuel Baker; Franklin P. Nutting 1894-6-1 s.n. Modoc Near Egg Lake. Comment
  CHSC118319  Erigeron bloomeri var. bloomeri L. P. Janeway 2016-5-17 12016 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  JEPS126547  Erigeron bloomeri var. bloomeri Lowell Ahart, John Dittes 2016-6-6 20952 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  RSA0049628  Erigeron bloomeri var. bloomeri Dean Wm. Taylor 2012-6-5 21217 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  UC71826  Erigeron bloomeri var. bloomeri Mrs. M. H. Manning 1903-6-1 169 Modoc Mt. Bidwell Comment
  CAS-BOT-BC42847  Erigeron bloomeri var. bloomeri R. M. Austin 1894-6-1 s.n. Modoc Lava beds W of Willow Creek. Comment
  CAS-BOT-BC42781  Erigeron divergens Roxana S. Ferris; Rena P. Duthie 1919-6-14 180 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  UC1101510  Erigeron divergens Herbert L. Mason and Verne Grant 1947-7-10 13340 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC1540167  Erigeron divergens Dean W. Taylor 1987-8-9 9278 Modoc 1371 Comment
  JEPS5928  Erigeron divergens Frances D. Payne 1931-6-11 144 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC468814  Erigeron divergens M. F. Gilman 658 Modoc Comment
  CAS-BOT-BC42783  Erigeron eatonii var. plantagineus Annie M. Alexander; Louise Kellogg 1946-6-26 4833 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  CAS-BOT-BC42787  Erigeron eatonii var. plantagineus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10585 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  CAS-BOT-BC42792  Erigeron eatonii var. plantagineus M. M. Hanna 1956-6-7 1013 Modoc Hwy 139 between Canby and Tienesta. Comment
  CHSC117858  Erigeron eatonii var. plantagineus L. P. Janeway 2016-5-16 11991 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  CHSC117880  Erigeron eatonii var. plantagineus L. P. Janeway 2016-5-17 12010 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  UC705713  Erigeron eatonii var. plantagineus Marion Ownbey and Fred G. Meyer 1940-7-1 2144 Modoc Cedar Peak Warner Mts. (n slope) Comment
  JEPS13334  Erigeron eatonii var. plantagineus Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5394 Modoc summit of forest road 3.3 mi e Patterson Ranger Station; southern End of Warner Mts., Modoc Nat. Forest 2225 Comment
  CAS-BOT-BC49629  Erigeron filifolius Alice Eastwood; John Thomas Howell 1940-6-14 8243 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  JEPS22357  Erigeron filifolius Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC49615  Erigeron glacialis var. glacialis Louis Cutter Wheeler 1935-8-8 3806 Modoc Pine Creek, Warner Mountains Comment
  CHSC109217  Erigeron glacialis var. glacialis L. P. Janeway; B. Castro 2012-7-24 10956 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
  SEINET8667553 Image available Erigeron inornatus M. J. Williams 1983-9-13 83- 151 -3 Modoc along side of road from Alturas to Cedarville, 3.8 mi W of Cedar Pass, 6.7 mi from junction of Hwy 299 and Cedarville road 1554 Comment
  CAS-BOT-BC49605  Erigeron linearis Bruce Bartholomew; Barrett Anderson 1989-6-2 4802 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC49650  Erigeron linearis Annie Montague Alexander; L. Kellogg 1946-6-27 4851 Modoc Highgrade, top of ridge, two miles by road from Dismal Swamp, N end of Warner Mtns. 2377 Comment
  RSA26208  Erigeron linearis Alice Eastwood, John Thomas Howell 1940-6-12 8104 a Modoc West side of Cedar Pass. Comment
  OBI49208  Erigeron linearis Lewis S. Rose 1940-6-12 40538 Modoc 6 mi NE of Alturas 1341 Comment
  UC748127  Erigeron tener Annie M. Alexander and Louise Kellogg 1946-7-23 5045 Modoc summit Emerson Peak; Warner Mountains, Emerson Peak 2749 Comment
  CAS-BOT-BC197832  Eriogonum caespitosum M. Vasey 1990-6-28 9006 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail, Wouth Warner Wilderness. 2590 Comment
  SEINET5328663  Eriogonum caespitosum M. J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  UC725580  Eriogonum collinum A. A. Heller 1938-6-23 15208 Modoc along U.S. Highway 395 about midway between Mapes and Secret Valley Comment
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Jun 1 2009
  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-BC197823  Eriogonum elatum John Thomas Howell 1934-6-13 12070 Modoc Fandango Pass, Warner Mts. 1828 Comment
  UC71881  Eriogonum elatum Mrs. M. H. Manning Aug. 1903 352 Modoc Mt. Bidwell 2438 Comment
  JEPS57005  Eriogonum elatum var. elatum W. L. Jepson 1918-8-9 7919 Modoc 3 mi s Ft. Bidwell 1432 Comment
  SBBG89595  Eriogonum heracleoides G. R. Ballmer 1988-7-21 Modoc Bidwell Mtn, approximately 3 mi S of Oregon border Comment
  CAS-BOT-BC197806  Eriogonum heracleoides var. heracleoides Bruce Bartholomew 1991-8-5 6047 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 Comment
  CAS-BOT-BC197807  Eriogonum heracleoides var. heracleoides Robert Patterson; Mona Bourell 1993-8-14 5228 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC197815  Eriogonum heracleoides var. heracleoides Bruce Bartholomew; Barrett Anderson 1990-7-20 5483 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  HSC80997  Eriogonum heracleoides var. heracleoides G. M. Riegel 1980-7-23 926 Modoc S Warner Mtns. 1739 Comment
  JEPS56885  Eriogonum heracleoides var. heracleoides W. L. Jepson 1918-8-7 7890 Modoc Plateau summit Mt. Bidwell 2468 Comment
  CAS-BOT-BC197800  Eriogonum microthecum var. laxiflorum G. Schoolcraft 1985-8-6 1503 Modoc SW of Alturas. 1493 Comment
  CAS-BOT-BC211404  Eriogonum nudum var. pubiflorum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16640 Modoc 4 mi. E of Summit of Cedar Pass road. Comment
  CAS-BOT-BC211409  Eriogonum nudum var. pubiflorum Bruce Bartholomew; Barrett Anderson 1990-7-21 5552 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CAS-BOT-BC211442  Eriogonum nudum var. pubiflorum Noel Herman Holmgren; J. L. Reveal 1964-8-21 1717 Modoc About 5 miles SW of Eagleville on the Eagleville-Likely Road. Modoc National Forest, Warner Range Comment
  CAS-BOT-BC211445  Eriogonum nudum var. pubiflorum Louis Cutter Wheeler 1935-8-14 3840 Modoc Pine Creek, Warner Mts. 2011 Comment
  HSC41115  Eriogonum nudum var. pubiflorum Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3257 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 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
  RSA152747  Eriogonum nudum var. pubiflorum I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16440 Modoc 4 miles E of summit of Cedar Pass, along Cedar Pass road. Comment
  SJSU12037  Eriogonum nudum var. pubiflorum E. S. O'Neill 1984-9-11 Modoc near Odin 1371 Comment
  HSC81002  Eriogonum spergulinum var. reddingianum G. M. Riegel 1979-7-30 622 Modoc S Warner Mtns. 1829 Comment
  RSA554799  Eriogonum sphaerocephalum M. J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  RSA0028054  Eriogonum sphaerocephalum John F. Emmel 1997-6-8 1496 Modoc 3 to 4 road miles east of Hwy. 395 on Hwy. 299 (Cedarville Road). 1524 Comment
  CAS-BOT-BC211383  Eriogonum sphaerocephalum var. halimioides K. Paulson; Robert Paulson 1988-5-22 6 Modoc Engle Swamp Road, Devil's Garden. 1402 Comment
  CHSC113988  Eriogonum sphaerocephalum var. halimioides L. P. Janeway 2014-7-8 11467 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  JEPS56305  Eriogonum sphaerocephalum var. halimioides Frances D. Payne 1932-6-26 604 Modoc High ridges n of Parker Creek (s and e of Alturas); Warner Mountains, Parker Creek 1828 Comment
  UC1540241  Eriogonum sphaerocephalum var. halimioides Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9105 Modoc along Highway 395 about 3.5 mi n n junction with Highway 299 1371 Comment
  UC6459  Eriogonum sphaerocephalum var. halimioides M. S. Baker and Frank Nutting June 1894 Modoc near Egg Lake Comment
  SEINET5331610  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  NY283218  Eriogonum strictum var. anserinum M. J. Williams 1988-5-30 8826- 2 Modoc Jess Valley, south of roadside rest 1524.0 Comment
  UC1250295  Eriogonum strictum var. anserinum Annie M. Alexander and Louise Kellogg 1946-7-24 5072 Modoc Horse Mountain Warner Mountains, Horse Mountain Comment
  CAS-BOT-BC211371  Eriogonum umbellatum Bruce Bartholomew 1992-8-8 6368 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  CAS-BOT-BC248339  Eriogonum umbellatum B. Bartholomew; H. Sun 2002-6-24 8810 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  CAS-BOT-BC211327  Eriogonum umbellatum var. dichrocephalum K. Paulson; Richard Paulson 1988-6-19 54 Modoc Loveness Road 1493 Comment
  NY399399  Eriogonum umbellatum var. dichrocephalum L. C. Wheeler 1935-8-14 3843 Modoc Pine Creek, Warner Mountains 2011.7 Comment
  UC1250317  Eriogonum umbellatum var. dichrocephalum Annie M. Alexander and Louise Kellogg 1946-7-30 5094 Modoc e slope below summit Eagle Peak; Warner Mountains, Eagle Peak Comment
  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
  UC412866  Eriogonum umbellatum var. glaberrimum M. F. Gilman 601 Modoc 1676 Comment
  CHSC109204  Eriogonum umbellatum var. modocense L. 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
  CHSC70474  Eriogonum umbellatum var. modocense A. Sanger 1997-6-24 2547 Modoc Low sage flat SW of Pinky's Pond. Along small drainage. 1493 Comment
  NY399278  Eriogonum umbellatum var. nevadense B. M. Bartholomew 1990-6-15 5246 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  RSA216024  Eriogonum umbellatum var. nevadense J. L. Gentry Jr., Earl Jensen Jr. 1968-7-4 2111 Modoc 15.2 mi. northwest of Hwy. juct. Calif. 139 and Calif. 299 on Calif. 1393 1448 Comment
  CAS-BOT-BC197608  Eriogonum umbellatum var. polyanthum Elmer Ivan Applegate 1932-8-5 8176 Modoc Arid summit of Cedar Mountain, Warner Mts. Comment
  CAS-BOT-BC197779  Eriogonum umbellatum var. polyanthum Bruce Bartholomew 1989-7-15 5017 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  SEINET5331989  Eriogonum umbellatum var. polyanthum M. J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road. 1341 Comment
  RSA601665  Eriogonum umbellatum var. stellatum Louis C. Wheeler 1935-8-3 3773 Modoc Pine Creek 1951 Comment
  HSC41120  Eriogonum vimineum Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3254 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  JEPS119673  Eriogonum vimineum Lowell Ahart, John Dittes 2012-7-12 18352 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET10299467  Eriogonum vimineum W. L. Jepson 1918-8-6 7834 Modoc Fandango Creek above Buck Creek 1585 Comment
  SEINET5512262  Eriogonum vimineum J. C. Beatley 1964-1 Modoc Common in Tule Lake Area. Drainage area: Tule Lake 1829 Comment
  CAS-BOT-BC49561  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4461 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC49563  Eriophyllum lanatum John Thomas Howell 1934-6-13 12103 Modoc North fork of Barber Creek, Warner Mountains 1828 Comment
  CAS-BOT-BC49567  Eriophyllum lanatum Alice Eastwood; John Thomas Howell 1940-6-13 8109 Modoc Surprise Valley Comment
  CAS-BOT-BC49599  Eriophyllum lanatum Gordon H. True 1964-6-3 1461 Modoc North Fork Pit River between Alturas and Goose Lake. 1463 Comment
  CHSC115488  Eriophyllum lanatum var. achilleoides L. P. Janeway 2014-7-8 11471 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1759 Comment
  UC711856  Eriophyllum lanatum var. achilleoides Roxana S. Ferris and Laura Lorraine 1941-8-13 10512 Modoc e Creek drainage Patterson Ranger Station; Modoc National Forest, Warner Mountains 2164 Comment
  UC1484471  Eriophyllum lanatum var. achilleoides Dale E. Johnson with J. E. Eckenwalder 1974-6-15 130 Modoc 1.6 w of crossing of Pit River on Hwy 299 (Adin-Canby road) (sw of Canby); Hwy 299, Pit River Comment
  UC190612  Eriophyllum lanatum var. achilleoides M. F. Gilman Modoc Comment
  UC31683  Eriophyllum lanatum var. achilleoides Milo S. Baker 1893-6-27 Modoc Comment
  CAS-BOT-BC497220  Erodium Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -2 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  UC109459  Erodium cicutarium Mrs. R. M. Austin May 1874 Modoc Goose Lake Valley Comment
  JEPS61388  Erodium cicutarium L. S. Smith 1919-5-7 1094 Modoc Warner Mts. Comment
  JEPS25824  Eryngium alismifolium Leland S. Smith June, 1924 1384 Modoc Egg Lake Ranch Comment
  CAS-BOT-BC21474  Eryngium articulatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4406 Modoc 2.1 km SSE of Day on the road to state Highway 299. 1020 Comment
  CHSC71846  Eryngium articulatum Vernon H. Oswald; Lowell Ahart 1998-9-8 9589 Modoc County Rd. 93 adjacent to the RR at Lookout Junction northwest of Lookout; 1280 Comment
  RSA0110662  Eryngium articulatum Lowell Ahart, John Dittes 2008-8-25 15285 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-BC497204  Eryngium articulatum Louis C. Wheeler 1935-9-13 3985 Modoc Davil's Garden: Fletcher Creek at Pease Place 1524 Comment
  JEPS16989  Eryngium articulatum L. S. Smith 1917-9-18 163 Modoc Little Grizzly Ranger Station Warner Mts., Little Grizzly Ranger Station Comment
  JEPS114399  Eryngium mathiasiae Lowell Ahart, John Dittes 2008-8-25 15306 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  POM259277  Eryngium mathiasiae J. T. Howell 1934-7-2 12349 Modoc 1 mile south of Double Head Comment
  UC10537  Erysimum capitatum Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC58572  Erysimum capitatum var. capitatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16497 Modoc SE flank of Glass Mt., near Modoc-Siskiyou County line. Comment
  CAS-BOT-BC58334  Erysimum repandum E. S. Willits 1940-4-16 184 Modoc Foothills above Willow Ranch, Hwy 295 (395). Comment
  CHSC117229  Erythranthe breviflora Lowell Ahart; John Dittes 2016-7-16 21239 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC234475  Erythranthe inflatula Bruce Bartholomew 1995-6-22 6988 Modoc Between Day and Lookout, just W of Burlington Northern Railroad track on County Road 94. 1270 Comment
  SEINET14294046  Erythranthe lewisii A. Sanger 1996-7-12 2414 Modoc [Warner Mountains,] Joseph Creek, 1 mile SW of Bald Mountain, stream at end of road. 1987 Comment
  CAS-BOT-BC234472  Erythranthe pulsiferae Bruce Bartholomew 1991-6-23 5885 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  CAS-BOT-BC234432  Erythranthe suksdorfii Bruce Bartholomew 1995-6-2 6947 Modoc About 0.3 km E of Barrel Spring road on road from Fort Bidwell to Fee Reservoir. 1510 Comment
  CHSC117246  Erythranthe suksdorfii Lowell Ahart; John Dittes 2016-7-16 21250 Modoc Strand of the second pond, south of Ash creek Canal (now filled in) south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC190755  Eschscholzia californica Elmer Ivan Applegate 1936-7-5 10530 Modoc Hospital Rock, Lave Beds National Monument. 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
  CDA8340  Euclidium syriacum Carri Pirosko 2008-6-12 PDR# 1303871 Modoc Off Hwy 299, ~5 miles W. of Alturas 0 Comment
  UC17627  Euphorbia spathulata Milo S. Baker 1894-6-15 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC247706  Festuca idahoensis Leland S. Smith 1917-7-10 105 Modoc Granger Mill. 2133 Comment
  CAS-BOT-BC247712  Festuca idahoensis Bruce Bartholomew; Barrett Anderson 1990-7-21 5579 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  CAS-BOT-BC247715  Festuca idahoensis Leland S. Smith 1924-6-6 s.n. Modoc S of Egg Lake. Comment
  HSC9861  Festuca idahoensis R. C. Wunner 1965-7-1 324 Modoc Lava Beds N.M. Top of Gillems Bluff near M.W. Ranger Station. Comment
Read comments
Aug 20 2013
  HSC9864  Festuca idahoensis R. C. Wunner 1965-6-20 219 Modoc Lava Beds N.M. Above Lava Brook Cave. 1463 Comment
  JEPS69240  Festuca idahoensis L. S. Smith 1917-7-10 105 Modoc s and e slopes Warner Mts. 2133 Comment
  POM203058  Festuca idahoensis J. T. Howell 1934-6-30 12293 Modoc Duncan Horse Camp. Comment
  CDA28212  Festuca idahoensis A. A. Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin. Comment
  JEPS69238  Festuca idahoensis Leland S. Smith 1917-7-15 860 Modoc Comment
  UC60787  Festuca idahoensis M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  UC1025056  Festuca pratensis Leo Whitney 1935-7-21 3580 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UC1037140  Festuca pratensis Leo Whitney 1935-6-29 3359 Modoc Alturas Comment
  UCD66349  Festuca rubra L. Whitney 1935-7-7 3402 Modoc Howard Gulch, 4 miles NW of Canby. Comment
  CAS-BOT-BC179189  Floerkea proserpinacoides Milo S. Baker; F. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  HSC80697  Fragaria virginiana G. M. Riegel 1980-7-10 864 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC217078  Frangula rubra Alice Eastwood; John Thomas Howell 1940-6-13 8155 Modoc E side of Fandango Pass. Comment
  POM76594  Frasera albicaulis var. modocensis Mrs. R. M. Austin 1894-07 517 Modoc Goose Lake Valley Comment
  UCR34672  Frasera speciosa J. A. Harpel 1981-8-6 V 38 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC242109  Fritillaria atropurpurea Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6002 Modoc Cedar Pass, Warner Mts. 1920 Comment
  CAS-BOT-BC242111  Fritillaria atropurpurea Bruce Bartholomew 1995-6-2 6942 Modoc Lake City Canyon on road between Lake City and Benton Meadow, E side of the Warner Mountains. 1690 Comment
  HSC15547  Fritillaria atropurpurea M. T. Milligan 1967-6-15 653 Modoc N end of Jess Valley 1616 Comment
  UC615047  Fritillaria atropurpurea Beryl O. Schreiber 1934-6-10 1174 Modoc Warner Mountains, Lost Lake Lost Lake; Warner Mountains, Lost Lake Comment
  CAS-BOT-BC242104  Fritillaria atropurpurea E. H. Steffen 1917-6-21 50 Modoc Henderson Meadow. 1676 Comment
  POM109749  Fritillaria atropurpurea Mrs. R. M. Austin 1895-06 484 Modoc Sugar Hill Comment
  SEINET8478730  Fritillaria atropurpurea W. Roderick 1963-1 Modoc Comment
  JEPS61944  Fritillaria pudica Mary H. Manning before Aug. 1918 Modoc Fort Bidwell Comment
  CAS-BOT-BC225044  Galium aparine Bruce Bartholomew; Barrett Anderson 1989-6-3 4864 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC225049  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 mi. N of Ft. Bidwell. 1737 Comment
  HSC19783  Galium aparine M. T. Milligan 1965-6-23 304 Modoc N end Jess Valley 1616 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
  CAS-BOT-BC225058  Galium bifolium Bruce Bartholomew; Barrett Anderson 1989-6-2 4843 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  JEPS13238  Galium bifolium Rimo Bacigalupi 1955-7-19 5379 Modoc Forest rd. to Mill Cr. Ranger Station (just above and e of Soup Spr. Mdw., southern mts.); Warner Mts., Modoc Nat'l For. 2118 Comment
  RSA202644  Galium glabrescens subsp. modocense F. Ehrendorfer, G. Ledyard Stebbins 1959-6-28 5909 Modoc Warner Mountains, Horse Mountain, near the top 2591 Comment
  UC1485928  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-8-28 1117 Modoc 1/2 mi e Owl Creek Trail (near summit); Modoc Nat. Forest, S Warner Mt. Wilderness Area 2511 Comment
  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
  UCD121803  Galium mexicanum subsp. asperulum Verne Grant; Irving Schneider 1947-7-22 8140 Modoc North Fork of Pit River on Highway 395, about one mile north of junction with Cedarville road. Comment
  HSC19827  Galium mexicanum var. asperulum M. T. Milligan 1966-7-25 577 Modoc E of Jess Valley 1707 Comment
  CAS-BOT-BC225077  Galium multiflorum Bruce Bartholomew; Barrett Anderson 1989-6-2 4824 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC225082  Galium trifidum subsp. columbianum Louis Cutter Wheeler 1935-8-1 3740 Modoc Dismal Swamp. 2225 Comment
  HSC19846  Galium trifidum subsp. subbiflorum M. T. Milligan 1966-7-27 591 Modoc E of Jess Valley 1646 Comment
  HSC89840  Galium triflorum Gary Schoolcraft 1980-7-22 326 Modoc About half way up Lake City Canyon W of Lake City 1890 Comment
  SEINET3144597  Garrya fremontii E. K. Balls 1950-5-12 14652 Modoc Hillsides N of Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake 1859 Comment
  RSA67245  Gayophytum decipiens P. A. Munz 1951-9-14 16982 Modoc Cedar Pass, Warner Mountains 1921 Comment
  RSA185328  Gayophytum diffusum subsp. diffusum Clare B. Hardham 1961-6-21 7898 Modoc Warner Mountains: Lakeview-Plush Road, at head of Camas Creek Comment
  CAS-BOT-BC190848  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-8-11 5070 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC190853  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1990-7-21 5585 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  JEPS27527  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1918-8-7 7863 Modoc Mt. Bidwell 2133 Comment
  RSA563316  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-14 4948 Modoc Ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch 1340 Comment
  RSA165628  Gayophytum humile Clare B. Hardham 1961-6-17 7516 Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  UC205189  Gayophytum racemosum W. P. Taylor and H. C. Bryant 1910-7-13 Modoc N. Fork Parker Cr. Warner Mountains (head) 2225 Comment
  CAS-BOT-BC180060  Geranium viscosissimum Bruce Bartholomew 1991-7-4 5900 Modoc S end of Higgins Flat. 1370 Comment
  CAS-BOT-BC180066  Geranium viscosissimum Alice Eastwood; John Thomas Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  CAS-BOT-BC180067  Geranium viscosissimum Robert J. Weatherby 1955-7-8 1620 Modoc 6 mi. N of Ft. Bidwell. 1783 Comment
  RSA0029589  Geranium viscosissimum var. nervosum F. W. Peirson 1926-6-25 6864 Modoc Cedarville Road, west slope of Warner Mts. Comment
  CAS-BOT-BC214671  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CAS-BOT-BC214684  Geum triflorum M. M. Hanna 1956-6-7 1015 Modoc Hiway 139 between Canby & Tienesla Comment
  HSC80689  Geum triflorum G. M. Riegel 1980-8-13 1064 Modoc S Warner Mtns. 1829 Comment
  RSA59762  Geum triflorum E. K. Balls 1950-5-15 14699 Modoc 6 miles SW of Dry Lake Ranger Station, along railroad. 1280 Comment
  UC1536916  Geum triflorum Gordon H. True Jr. 1938-5-25 916 Modoc Adin Summit 1524 Comment
  SEINET191593  Gilia Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Wartner Mts. 1570 Comment
  NY1011720  Gilia gilioides var. integrifolia B. M. Bartholomew 1988-7-22 4538 Modoc Side Creek, west side of Lake City Canyon, east side of the Warner Mountains. Davis Creek 15' Quad 1980 Comment
  CAS-BOT-BC190679  Gilia modocensis Bruce Bartholomew 1991-5-25 5764 Modoc 8 km E of Likely on road to Jess Valley, N side of road along N side of S Fork of Pit River. 1460 Comment
  RSA0004803  Gilia modocensis Alice Eastwood, J. T. Howell 1940-6-12 8073 Modoc Between Likely and Jess Valley. Comment
  NY964019  Gilia salticola B. M. Bartholomew 1991-5-24 5710 Modoc Surprise Valley, east of Eagleville at the Nevada State boundary 1520 Comment
  RSA534553  Gilia salticola Bruce Bartholomew 1991-5-24 5710 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC190673  Gilia sinistra subsp. sinistra Louis Cutter Wheeler 1935-8-13 3833 Modoc Barnes Creek, Warner Mts. 1828 Comment
  CAS-BOT-BC190674  Gilia sinistra subsp. sinistra Bruce Bartholomew 1991-7-5 5934 Modoc Cow Head Tank, ca. 6 km NW of Dorris Brothers Reservoir. 1520 Comment
  CAS-BOT-BC123801  Gilia sinuata Alice Eastwood; John Thomas Howell 1940-6-12 8073 Modoc Between Likely and Jess Valley 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
  UCD117558  Glaux maritima John C. Hays 1950-1 s.n. Modoc Surprise Valley. 1402 Comment
  CAS-BOT-BC247695  Glyceria elata Bruce Bartholomew 1989-8-11 5091 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  HSC10085  Glyceria striata M. T. Milligan 1966-7-5 560 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC303768  Glyptopleura marginata B. Bartholomew 1993-6-13 6621 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley 1400 Comment
  CHSC106174  Gnaphalium palustre Lowell Ahart; John Dittes 2010-8-30 17075 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117376  Gnaphalium palustre Lowell Ahart, John Dittes 2010-8-30 17075 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC49530  Gnaphalium palustre E. S. Willits 1939-10-10 163 Modoc unspecified Comment
  JEPS6008  Gnaphalium palustre Frances D. Payne 1935-7-19 787 Modoc mouth of Dry Creek Warner Mountains, Parker Creek, Dry Creek (tributary of Parker Creek, s and e of Alturas) Comment
  UC71856  Goodyera oblongifolia Mrs. M. H. Manning 1903-9-2 369 Modoc John Henry Camp, in north-eastern Modoc County John Henry Camp 1828 Comment
  CAS-BOT-BC229891  Gratiola neglecta John Thomas Howell 1934-6-15 12201 Modoc Dorris Reservoir, 2 mi. E of Alturas. 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-BC49538  Grindelia hirsutula Annie M. Alexander; L. Kellogg 1946-6-17 4998 Modoc Cedar Pass Road, along road to Alturas and north to Davis Creek, Warner Mountains Comment
  CAS-BOT-BC49540  Grindelia hirsutula Leland S. Smith 1925-7-1 1507 Modoc Webb Flat, also flats around Egg Lake 1310 Comment
  JEPS117171  Grindelia hirsutula Lowell Ahart, John Dittes 2010-8-30 17069 Modoc In a large vernal pool, about 5 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC99904  Grindelia nana Lowell Ahart; John Dittes 2008-8-21 15279 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
  UCR57481  Grindelia nana R. D. Goeden, Don W. Ricker 1989-8-23 890823- 14 Modoc Hwy 395, 4 mi NE of Alturas. 1345 Comment
  UC335981  Gymnosteris parvula unknown May 1878 91 Modoc Surprise Valley; Northern California, Surprise Valley Comment
  RSA496335  Hackelia californica Elaine Joyal, D. Mehlman 1988-6-28 1290 Modoc N Warner Mts., ridge road. Comment
  CAS-BOT-BC54089  Hackelia cusickii L. Mott 1976-5-29 14 LM76 Modoc Devils Garden, N of Alturas. 1402 Comment
  CAS-BOT-BC54056  Hackelia micrantha Francis Dorris Payne 1931-6-21 225 Modoc Ridge W of Deep Creek, Warner Mountains 1981 Comment
  POM260415  Hackelia micrantha C. L. Hitchcock 1940-5-27 6691 Modoc 15 miles NE of Alturas. 1616 Comment
  RSA767675  Helianthus annuus L. Ahart, John Dittes 2010-8-30 17072 Modoc North side of a small wash, about 10-15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8 air miles northeast of Bieber, Big Valley. 1268 Comment
  UCD132790  Helianthus annuus Annetta Carter 1946-8-18 1775 Modoc along roadside in open valley, Round Valley, 3 miles northeast of Adin. 1402 Comment
  CAS-BOT-BC49502  Helianthus cusickii Mrs. H. C. Cantelow 1940-5-31 3085 Modoc 3 mi. E of Canby. Comment
  CAS-BOT-BC54062  Heliotropium curassavicum Louis Cutter Wheeler 1935-9-4 3943 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC1191655  Heliotropium curassavicum Herbert L. Mason and Verne Grant 1947-7-12 13411 Modoc s.w. of Alturas (w. side of S. Fork of Pit R. Valley); S. Fork of Pit R. Valley Comment
  CAS-BOT-BC21466  Heracleum lanatum Bruce Bartholomew 1989-8-11 5068 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC179171  Hesperolinon micranthum B. Bartholomew 1991-7-4 5927 Modoc Vicinity of Pine Spring between Miller Gulch and Twin Lakes. 1420 Comment
  CAS-BOT-BC179184  Hesperolinon micranthum John Thomas Howell 1934-6-30 12258 Modoc Duncan Horse Camp. 1355 Comment
  JEPS32312  Hesperolinon micranthum Mrs. M. H. Manning 1918-7-14 Modoc north-eastern Modoc County Comment
  UC1212421  Hesperolinon micranthum Herbert L. Mason 1947-8-9 13486 Modoc 33.2 mi e of Alturus (Ridge n of Cedar Camp, near Cedar Pass, Warner Mountains); Warner Mountains Comment
  CAS-BOT-BC225791  Heuchera cylindrica Elmer Ivan Applegate 1932-8-3 8124 Modoc Arid summit of Warner Mts, N of Eagle Peak. Comment
  RSA0062922  Heuchera cylindrica var. alpina R. Weatherby 1955-7-8 1629 Modoc 6 miles N of Ft. Bidwell. No. Warner Mtns. 1646 Comment
  UC748229  Heuchera cylindrica var. ovalifolia Annie M. Alexander and Louise Kellogg 1946-7-29 5089 Modoc Head of Eagle Creek; Warner Mountains Comment
  UC748230  Heuchera cylindrica var. ovalifolia Annie M. Alexander and Louise Kellogg 1946-7-23 5042 Modoc e slope Emerson Peak; Warner Mountains Comment
  NY783477  Heuchera rubescens A. J. Cronquist 1959-6-19 8504 Modoc Atop ridge south of Mill Creek, a little above Clear Lake; Warner Mountains 1981.2 Comment
  CAS-BOT-BC49512  Hieracium albiflorum Bruce Bartholomew 1989-8-12 5117 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  UC32777  Hieracium albiflorum Milo S. Baker 1893-7-6 Modoc Comment
  HSC81134  Hieracium horridum G. M. Riegel 1979-8-25 692 Modoc South Warner Mtns. 1670 Comment
  UC32785  Hieracium nudicaule Milo S. Baker 1893-7-3 Modoc 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
  HSC68937  Hieracium scouleri Gary Schoolcraft 1979-8-9 173 Modoc Above Ten Mile Creek area N of Fort Bidwell 1829 Comment
  UC201716  Hieracium scouleri W. P. Taylor and H. C. Bryant 1910-1-1 Modoc Head North Fork Parker Creek Warner Mountains, Head North Fork Parker Creek 2286 Comment
  CAS-BOT-BC180052  Hippuris vulgaris Bruce Bartholomew 1995-7-30 7070 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  UC1101456  Hippuris vulgaris Verne Grant and Irving Schneider 1947-7-21 8118 Modoc N. Fork Pit R. ca. 2 mi. above Alturas; N. Fork Pit R. Comment
  HSC10126  Holcus lanatus M. T. Milligan 1966-7-1 519 Modoc N end of Jess Valley. 1616 Comment
  CHSC109498  Holodiscus discolor var. glabrescens L. P. Janeway; B. Castro 2012-7-26 11013 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  SEINET191602  Holodiscus discolor var. glabrescens Marion Ownbey, Fred G. Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  SEINET8408787  Holodiscus microphyllus Unknown 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC214689  Holodiscus microphyllus var. glabrescens Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10583 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts. Comment
  CAS-BOT-BC214698  Holodiscus microphyllus var. glabrescens Belknap C. Goldsmith 1910-7-22 14 Modoc Summit of Sugar Hill, Warner Mts. 2133 Comment
  CAS-BOT-BC497301  Holosteum umbellatum B. Bartholomew 1994-7-2 678 1 Modoc 5.0 km SE of Joseph Creek Basin on the W side of the Warner Mountains 1930 Comment
  NY446368  Holosteum umbellatum G. Schoolcraft 1981-5-6 376 Modoc North of Alturas 1463.0 Comment
  HSC80843  Hordeum brachyantherum G. M. Riegel 1979-8-13 660 Modoc South Warner Mtns. 2100 Comment
  RSA534602  Hordeum brachyantherum Bruce Bartholomew, B. Anderson 1990-7-19 5404 Modoc Turner Creek at County Road 90, N end of Big Valley. 6.4 km N of Lassen County border 1230 Comment
  CAS-BOT-BC284697  Hordeum jubatum John Thomas Howell 1934-7-1 12348 Modoc Duncan Horse Camp Comment
  UC1100320  Hordeum jubatum Herbert L. Mason 1947-8-9 13478 Modoc n Alturas; e side Fairchild Swamp Comment
  UCD85773  Hordeum marinum subsp. gussoneanum A. A. Beetle 1941-6-29 2839 Modoc Near summit of Mt. Adin. 1828 Comment
  HSC29910  Horkelia tridentata var. tridentata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19508 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC49486  Hulsea nana Elmer Ivan Applegate 1935-6-11 9515 Modoc Top of cinder cone, Lava Beds National Monument. Comment
  CAS-BOT-BC179323  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; Barrett Anderson 1988-5-12 4099 Modoc White Horse. 1340 Comment
  CAS-BOT-BC179332  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; Barrett Anderson 1989-4-29 4688 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  HSC68926  Hydrophyllum capitatum var. alpinum Gary Schoolcraft 1980-4-29 208 Modoc Harper Hill N of Adin 1402 Comment
  UC107176  Hydrophyllum capitatum var. alpinum Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  UC73703  Hydrophyllum capitatum var. alpinum Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA420898  Hydrophyllum capitatum var. alpinum George Willet 1935-6-21 s.n. Modoc Warren Mountains. 2287 Comment
  UC449886  Hydrophyllum capitatum var. alpinum M. F. Gilman 647 Modoc 1524 Comment
  CAS-BOT-BC58445  Idahoa scapigera Bruce Bartholomew; Barrett Anderson 1988-5-14 4201 Modoc Pease Cabin, 0.8 km E of Fletcher Creek on USFS road 47N09 between Goose Lake and Crowder Flats. 1550 Comment
  CAS-BOT-BC179103  Iliamna bakeri Alice Eastwood; John Thomas Howell 1940-6-14 8242 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC15177  Ionactis alpina K. Paulson; Robert Paulson 1989-5-21 123 Modoc 2.5 mi. SW of Boles Creek on County Road 136. 1438 Comment
  JEPS3970  Ipomopsis aggregata N. T. Mirov 1929-6-28 Modoc Fandango Valley Warner Mtns 1584 Comment
  CAS-BOT-BC190647  Ipomopsis aggregata subsp. aggregata P. Monnet 1913-7-1 895 Modoc Warner's Range. 2438 Comment
  CAS-BOT-BC248313  Ipomopsis congesta subsp. montana B. Bartholomew; H. Sun 2002-6-24 8853 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CHSC27611  Ipomopsis congesta subsp. montana Robert Schlising 1978-7-29 3326 Modoc Warner Mountains, directly E of Warren Peak; just off summit of trail. 2852 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
  CAS-BOT-BC190634  Ipomopsis tenuituba Alice Eastwood; John Thomas Howell 1940-6-13 8159 Modoc E side of Fandango Pass. Comment
  CAS-BOT-BC245105  Iris missouriensis M. M. Hanna 1956-6-7 1022 Modoc Hwy 395, 0.25 mi N of Davis Creek. Comment
  UC117145  Iris missouriensis Mrs. R. M. Austin Jun 1894 75 Modoc Goose Lake Valley Comment
  CDA3766  Isatis tinctoria T. C. Fuller 1963-7-16 10913 Modoc East side of Fandango Pass Road, 1.8 miles southeast of Highway 395 to Willow Ranch. 0 Comment
  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
  UCR113019  Isoetes howellii L. C. Wheeler 1935-8-5 3785 Modoc Warner Mtns, Brandy, E fork Bidwell Creek 2409 Comment
  RSA639343  Isoetes howellii L. C. Wheeler 1935-8-3 3757 Modoc Warner Mountains: Rock Lake, Pine Creek 1920 Comment
  CHSC117044  Isoetes nuttallii Lowell Ahart; John Dittes 2016-6-6 20972 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
  CAS-BOT-BC214718  Ivesia baileyi var. beneolens Dean William Taylor; G. L. Clifton 1990-6-25 11164 Modoc Cedar Pass, northerly slopes of Peak 7298. 2148 Comment
  UC1553372  Ivesia gordonii Sch/Yor/Hor/Ach 1988-7-16 1833 Modoc e slope Squaw Peak; Warner Mountains 2560 Comment
  UC1594787  Ivesia gordonii David Charlet 1989-8-21 582 Modoc 0.1 km w Eagle Peak; South Warner Mountains 3000 Comment
  HSC80694  Ivesia gordonii var. ursinorum G. M. Riegel 1980-8-9 1014 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245077  Juncus balticus subsp. ater Roxana Stinchfield Ferris; R. Duthie 1919-6-15 152 Modoc Parker Creek. Comment
  CDA13453  Juncus brachyphyllus G. F. Hrusa, T. D. Wilfred 1996-7-21 13300 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  JEPS121224  Juncus bufonius var. congestus Lowell Ahart, John Dittes 2013-7-24 18929 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS121227  Juncus bufonius var. occidentalis Lowell Ahart, John Dittes 2013-7-24 18930 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  UC1036066  Juncus confusus Annie M. Alexander and Louise Kellogg 1946-7-18 5026 Modoc Benton Meadow Warner Mountains 2072 Comment
  CHSC112761  Juncus ensifolius Lowell Ahart; John Dittes 2013-7-24 18943 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
  HSC14016  Juncus ensifolius M. T. Milligan 1966-8-3 635 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC245058  Juncus hemiendytus var. abjectus Alice Eastwood; John Thomas Howell 1940-6-15 8278 Modoc Near Happy Camp Ranger Station. Comment
  CAS-BOT-BC245049  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1995-6-2 6932 Modoc 7.4 km W of County Road 91 on road to Egg Lake, between Lookout and Lookout Jct. 1260 Comment
  HSC14031  Juncus mertensianus M. T. Milligan 1964-7-25 169 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC245043  Juncus nevadensis Leland S. Smith 1918-6-23 952 Modoc Lily Lake. 2042 Comment
  CAS-BOT-BC245044  Juncus nevadensis Bruce Bartholomew; Barrett Anderson 1988-7-23 4584 Modoc Vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp, Warner Mts.. 2170 Comment
  UC1100996  Juncus nevadensis Herbert L. Mason and Verne Grant 1947-7-10 13357 Modoc 0.25 mi w Dorris Reservoir (2 mi e of Alturas) Comment
  UC1142955  Juncus nevadensis A. L. Hormay 1941-6-23 35 Modoc Spaulding Reservoir Modoc National Forest Comment
  UC1601791  Juncus nevadensis Baker and Nutting 1894-1 Modoc Comment
  JEPS127209  Juncus tenuis Lowell Ahart, John Dittes 2016-6-6 20970 Modoc About 10 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
  CHSC115508  Juncus trilocularis L. P. Janeway 2014-7-8 11468 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  HSC1272  Juniperus occidentalis M. G. Burgoyne 1962-4-14 1006 Modoc 6 mi. W of Cedarville on Cedarville Hwy. 1677 Comment
  SD139417  Juniperus occidentalis F. C. Vasek 1962-9-2 day 5 Modoc Cedarville Road, 5.8 miles east of U. S. 395, east of Alturas. 1615 Comment
  UC496192  Juniperus occidentalis Elmer I. Applegate 1932-7-9 7622 Modoc Big grade Fandango Pass Fandango Pass (Goose Lake side) Comment
  CHSC112819  Juniperus occidentalis var. occidentalis Lowell Ahart; John Dittes 2013-7-25 18949 Modoc 20 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
  POM337227  Juniperus occidentalis var. occidentalis F. R. Fosberg 1957-8-18 38855 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  CAS-BOT-BC95672  Kalmia polifolia Robert J. Weatherby 1955-7-7 1598 Modoc Mineral Spring, near Dismal Swamp, Warner Mountains 2331 Comment
  SD46617  Kalmia polifolia Robert J. Weatherby 1955-7-7 1598 Modoc Mineral Spring near Dismal Swamp, Warner Mountains. 2330 Comment
  SEINET2029157 Image available Kalmia polifolia L. C. Wheeler 1935-8-4 3776 Modoc Warner Mountains, Pine Creek 2210 Comment
  CAS-BOT-BC225085  Kelloggia galioides Bruce Bartholomew; Barrett Anderson 1990-7-20 5528 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  UC1037211  Kelloggia galioides Leo Whitney 1934-5-28 1572 Modoc ca 15 mi nw Canby (Spaulding's Butte, Hackamore); Modoc National Forest 1463 Comment
  UC76672  Kelloggia galioides Milo S. Baker Modoc Forestdale Comment
  HSC80845  Koeleria macrantha G. M. Riegel 1979-7-31 636 Modoc S Warner Mtns. 1829 Comment
  UC1024973  Koeleria macrantha Leo Whitney 1935-7-6 3431 Modoc Pit River near Lookout; Pit River near Lookout Comment
  UCD85814  Koeleria macrantha August L. Hormay 1932-7-14 s.n. Modoc D.D. plot site. Comment
  UCD86089  Koeleria macrantha L. D. Whitney 1935-7-2 s.n. Modoc Badger Wells. Comment
  JEPS121203  Lactuca serriola Lowell Ahart, John Dittes 2013-7-25 18947 Modoc 30 yards N of the E-W fence, south edge of Ash Creek Floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air miles S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  UC1964693  Lactuca tatarica subsp. pulchella Mrs. R. M. Austin 1894-1 236 Modoc Goose Lake Valley. Sequoia Mills Comment
  CHSC107339  Lamium amplexicaule Lowell Ahart; John Dittes 2011-6-21 17523 Modoc About 100 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS118443  Lamium amplexicaule Lowell Ahart, John Dittes 2011-6-21 17523 Modoc About 100 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC71569  Lappula redowskii Mrs. M. H. Manning c. 1899 170 Modoc Fort Bidwell n.e. Modoc Co., Fort Bidwell Comment
  POM29225  Lathyrus R. M. Austin 1895-05 411 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC181983  Lathyrus brownii K. Paulson; Robert Paulson 1989-5-8 111 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  JEPS64864  Lathyrus brownii N. Mirov 1929-6-16 Modoc Warner Mts. 1615 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
  POM128966  Lathyrus vestitus subsp. vestitus M. S. Baker 1916-06 s.n. Modoc Near Forestdale. Comment
  SEINET7073588  Layia fremontii A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC49460  Layia glandulosa Leland S. Smith 1920-7-21 1105 Modoc Mill Creek. 2133 Comment
  POM229192  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  UC1101297  Lemna turionifera Herbert L. Mason, Verne Grant 1947-7-12 13389 Modoc several mi s of Alturas (by Jones' Lane, off Highway 395) Comment
  CAS-BOT-BC245030  Lemna turionifera Verne Grant; I. Schneider 1947-7-19 8064 Modoc Corporation Ranch, S of south loop road. Comment
  CAS-BOT-BC88678  Lepidium acutidens Ellsworth Bethel 1923-4-25 s.n. Modoc Kelby Hot Springs. Canby. Comment
  JEPS117373  Lepidium campestre Lowell Ahart, John Dittes 2010-8-30 17079 Modoc On the north side of a wash, about 150 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC58662  Lepidium chalepense Bruce Bartholomew 1994-5-16 6699 Modoc Little Hot Spring Valley. 1070 Comment
  NY119813  Lepidium chalepense K. Paulson 1990-7-21 214 Modoc Patterson Meadow, Warner Mountains Comment
  CAS-BOT-BC58344  Lepidium dictyotum var. dictyotum Bruce Bartholomew 1995-5-13 6904 Modoc E of Eagleville near Eagleville Airport, S end of Surprize Valley. 1390 Comment
  CDA3795  Lepidium latifolium K. Wright 1965-8-25 Modoc Newell townsite, Tulelake. 0 Comment
  CAS-BOT-BC58301  Lepidium perfoliatum Gordon H. True 1965-5-7 1879 Modoc Between Alturas and Goose Lake at Cedarville Road intersection. 1463 Comment
  UCD115844  Lepidium perfoliatum Robbins; Raynor 1943-6-1 s.n. Modoc Near Likely. Comment
  CAS-BOT-BC58303  Lepidium virginicum K. Paulson; Robert Paulson 1989-7-18 198 Modoc Vicinity of Granger Creek, E side of Warner Mts. 1790 Comment
  CAS-BOT-BC242083  Leucocrinum montanum Bruce Bartholomew; Mona Bourell 1990-4-27 5180 Modoc Vicinity of Lower Cummings Reservoir, 5 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  CAS-BOT-BC197457  Lewisia nevadensis R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2149 Modoc Benton Meadows. Comment
  SEINET195689  Lewisia pygmaea Annie M. Alexander, Louise Kellogg 1946-6-8 4698 Modoc Road from Eagleville to Patterson Mill 2290 Comment
  UC748124  Lewisia pygmaea Annie M. Alexander and Louise Kellogg 1946-7-29 5086 Modoc flat below divide Warner Mountains, Eagle Creek (head of Eagle Creek) Comment
  HSC26015  Lewisia rediviva D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19371 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC1031362  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc sagebrush knoll 15 mi ne Alturas 1615 Comment
  UC1585399  Lewisia rediviva R. Raiche and K. Zadnik 1989-7-4 9021 A Modoc Soldier Creek drainage Warner Mts., Cedar Mt. area, Soldier Creek drainage 1985 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  JEPS117690  Leymus triticoides Lowell Ahart, John Dittes 2010-8-31 17120 Modoc West side of Elkins Lane, about 20 yards south 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
  JEPS73996  Leymus triticoides Frances D. Payne 1932-7-18 713 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET182349  Leymus triticoides F. Payne 782 Modoc Warner Mountains Comment
  UC1025018  Leymus triticoides Leo Whitney 1935-7-12 3498 Modoc 10 mi w Canby; Cottonwood Flat Comment
  UC1037166  Leymus triticoides Leo Whitney 1935-7-12 3500 Modoc Cottonwood Flat Comment
  UC572968  Ligusticum grayi Louis C. Wheeler 1935-8-16 3882 Modoc Warner Mts., Twenty Mile Creek, Dismal Swamp 2225 Comment
  CAS-BOT-BC245037  Lilaea scilloides Louis Cutter Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC242071  Lilium pardalinum subsp. shastense Bruce Bartholomew; Barrett Anderson 1988-7-21 4438 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  SEINET182271  Linanthastrum nuttallii L. C. Wheeler 1935-8-5 3789 Modoc Lake Pine Cr Warner Mts 2286 Comment
  CAS-BOT-BC198042  Linanthus harknessii Margaret J. Williams 1983-7-29 83- 116 -8 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 Comment
  CAS-BOT-BC198045  Linanthus harknessii Bruce Bartholomew 1991-7-5 5929 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  UC106762  Linanthus harknessii Milo S. Baker 1893-7-8 Modoc Comment
  CAS-BOT-BC198026  Linanthus nuttallii subsp. nuttallii K. Paulson; Robert Paulson 1989-7-14 179 Modoc Vicinity of Little Lily Lake, ca. 2.5 mi. S of the Oregon border, N end of Warner Mts. 2171 Comment
  CAS-BOT-BC198027  Linanthus nuttallii subsp. nuttallii Leland S. Smith 1918-7-13 991 Modoc Mill Creek, Nevada Sheep Range. 2133 Comment
  HSC80878  Linanthus pungens G. M. Riegel 1980-8-9 1030 Modoc S Warner Mtns. 1829 Comment
  UC1178810  Linanthus septentrionalis Herbert L. Mason 1946-7-13 13453 Modoc Fandango Pass Warner Mountains Comment
  UC1178811  Linanthus septentrionalis Herbert L. Mason 1947-7-8 13307 Modoc Cedar Pass, summit of Warner Mountains Warner Mountains 1921 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
  CDA6366  Linaria vulgaris T. C. Fuller 1960-7-27 4876 Modoc Lassen Creek, near Sugar Hill Planting. 0 Comment
  RSA165543  Linum lewisii Clare B. Hardham 1961-6-19 783 Modoc Davis creek. 1677 Comment
  UC17253  Linum lewisii Milo S. Baker 1893-6 Modoc Lava Beds Comment
  UC17254  Linum lewisii Milo S. Baker 1893-6 Modoc Lava Beds Comment
  RSA520362  Lithophragma parviflorum Bruce Bartholomew, B. Anderson 1989-4-29 4663 Modoc W side of Upper Alkali Lake. 7 km S of Fort Bidwell. Surprise Valley. 1370 Comment
  UC402494  Lithophragma parviflorum M. F. Gilman 620 Modoc 1524 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
  CAS-BOT-BC54034  Lithospermum ruderale C. L. Hitchcock 1940-5-27 6654 Modoc 9 mi. NE of Alturas. 1402 Comment
  CAS-BOT-BC54075  Lithospermum ruderale Francis Dorris Payne 1932-6-22 576 Modoc Parker Creek. 1584 Comment
  RSA59826  Lithospermum ruderale E. K. Balls 1950-5-13 14675 Modoc West of Goose Lake, 0.5 mile S of Oregon- California State Line. 1463 Comment
  RSA59863  Lithospermum ruderale E. K. Balls 1950-5-11 14614 Modoc 2 miles N of Lake City. W of Upper Alkali Lake. 1418 Comment
  UC1094748  Lithospermum ruderale Francia Chisaki 1956-5-29 864 Modoc 9.8 mi w Cederville; Modoc National Forest Comment
  CAS-BOT-BC21445  Lomatium bicolor var. leptocarpum Margaret J. Williams 1984-6-30 84- 81 -1 Modoc 9.6 mi. from Gerlach-Cedarville road on Parker Creek rd. Comment
  CAS-BOT-BC21452  Lomatium bicolor var. leptocarpum Bruce Bartholomew; Barrett Anderson 1988-5-12 4108 Modoc S side of Egg Lake. 1300 Comment
  CHSC115475  Lomatium bicolor var. leptocarpum L. P. Janeway 2014-7-8 11464 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  RSA334866  Lomatium bicolor var. leptocarpum A. Tiehm 1984-6-30 8838 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  RSA452580  Lomatium bicolor var. leptocarpum Christopher Davidson 1975-6-4 2598 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  RSA334870  Lomatium bicolor var. leptocarpum A. Tiehm 1984-7-30 8827 Modoc Modoc County: 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1616 Comment
  RSA452581  Lomatium bicolor var. leptocarpum L. C. Wheeler 1935-9-12 3982 Modoc Devils Garden: 2 miles SW Poindexter Reservoir. 1524 Comment
  UC21263  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin and Bruce June 1898 2283 Modoc Fields, Goose Lake 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
  UC71553  Lomatium dissectum var. multifidum Mrs. M. H. Manning 1903-5-8 110 Modoc near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC30129  Lomatium foeniculaceum subsp. macdougalii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6453 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  NY1141374  Lomatium foeniculaceum var. macdougalii B. M. Bartholomew 1995-5-13 6909 Modoc 4.8 km west of Eagleville, east side of the south end of Surprize Valley 1480 Comment
  UC1608976  Lomatium grayi B. Bartholomew 1993-6-13 6634 Modoc e. side Surprise Valley (just w. of Sand Creek on rd. from Hwy. 299 to Leonard Hot Spring) 1410 Comment
  NY1141605  Lomatium hendersonii B. M. Bartholomew 1991-5-25 5769 Modoc 4.3 km south of Likely-Jess Valley Road on road to West Valley Reservoir 1540 Comment
  SEINET230255  Lomatium leptocarpum Arnold Tiehm 1984-7-30 8827 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel just past the road summit 1615 Comment
  RSA125347  Lomatium nevadense P. H. Raven, Otto T. Solbrig 1958-6-18 13311 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  CAS-BOT-BC15755  Lomatium nevadense var. nevadense Alice Eastwood; John Thomas Howell 1940-6-13 8147 Modoc Fandango Pass. Comment
  UC106254  Lomatium nevadense var. nevadense Mrs. R. M. Austin May 1884 87 Modoc Goose Lake Valley Comment
  UC1228813  Lomatium nevadense var. nevadense Lincoln Constance and Emil DiFulvio 1962-4-16 3749 Modoc 3.2 mi. n. Likely 1310 Comment
  CAS-BOT-BC30150  Lomatium nevadense var. nevadense Elmer Ivan Applegate 1937-5-13 11085 Modoc N end of Devils Homestead, Lava Beds National Monument. 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
  UC748358  Lomatium nudicaule Annie M. Alexander and Louise Kellogg 1946-6-14 4758 Modoc Silver Creek branch of Patterson Mill rd., branch to Silver Creek Silver Creek branch of Patterson Mill rd. 1828 Comment
  HSC21600  Lomatium triternatum M. T. Milligan 1965-6-27 373 Modoc N end Jess Valley 1616 Comment
  OBI81656  Lomatium triternatum Tracey Call, Viola Call 1964-6-23 2281 Modoc 1 mile south of Perez. Comment
  UC1562720  Lomatium triternatum var. macrocarpum Barbara Ertter 1988-6-18 7645 Modoc Adin Summit on Hwy,. 299 n. Adin; Adin Summit 1584 Comment
  CAS-BOT-BC21426  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-12 8087 Modoc Jess Valley. Comment
  UC71586  Lonicera involucrata var. involucrata Mrs. M. H. Manning 1893-2 305 Modoc Warner Range, ne Modoc County Warner Range Comment
  SEINET3131479  Lotus crassifolius var. crassifolius M. S. Baker 1893-1 sn Modoc Forestdale Comment
  UC15563  Lotus denticulatus Milo S. Baker 1893-7-21 Modoc Comment
  CAS-BOT-BC181945  Lotus purshianus var. purshianus Bruce Bartholomew 1989-8-10 5039 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  RSA503054  Lotus unifoliolatus Bruce Bartholomew, B. Anderson 1988-6-23 4223 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC181927  Lupinus C. P. Smith 1947-6-13 47462 Modoc Highway 395, Pine Creek (town) 0.8 mi. S. Comment
  CAS-BOT-BC181931  Lupinus Bruce Bartholomew; Barrett Anderson 1988-6-23 4226 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  UC511321  Lupinus angustiflorus Lyman Benson 1930-7-18 2235 Modoc sw Alturas; Upper Pit, sw of Alturas 1219 Comment
  CAS-BOT-BC181904  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5885 Modoc Between Lookout and Adin, upper Pitt River region. Comment
  CAS-BOT-BC181909  Lupinus arbustus Mrs. H. C. Cantelow 1941-5-23 Modoc 2 miles east of Adin Summit 1576 Comment
  SBBG3536  Lupinus arbustus H. and M. Dearing 1939-6-9 3637 Modoc Warner Mtns [near Squaw Peak?] 1828 Comment
  JEPS65312  Lupinus arbustus Leland S. Smith 1918-8-22 1048 Modoc Ridge above Bear Mt. (Modoc Forest); Warner Range, Modoc Forest Comment
  UC1481374  Lupinus arbustus Jeffrey Huber 1971-6-3 87 Modoc on Calif. Hwy 299, 5 mi s Canby; s of Canby 1280 Comment
  UC1129537  Lupinus arbustus var. arbustus R. C. Wilson 1933-5-30 34 Modoc Rush Creek 1432 Comment
  CAS-BOT-BC182178  Lupinus argenteus Alice Eastwood; John Thomas Howell 1940-6-14 8199 Modoc 6 mi. W of Alturas. Comment
  UC1191478  Lupinus argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  SJSU9656  Lupinus argenteus W. Savage 1979-7-8 1492 Modoc N end Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UC748288  Lupinus argenteus Annie M. Alexander and Louise Kellogg 1946-7-7 4917 Modoc Cedarville , Cedarville (Surprise Valley) 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
  CDA27390  Lupinus argenteus var. heteranthus T. C. Fuller 1971-7-14 19906 Modoc Warner Mountains; Barber Grade above South Barber Creek, 7 miles south of Eagleville. 0 Comment
  CHSC109455  Lupinus argenteus var. heteranthus B. Castro; L. P. Janeway 2012-7-24 1951 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi S of Dismal Swamp, off upper edge of open lodgepole pine forest. 2359 Comment
  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
  SBBG125477  Lupinus argenteus var. heteranthus L. Ahart, J. Dittes 2012-7-10 18330 Modoc ca. 300 yards NE of old barn, on the sides of mowed rd; Ash Crk State Wildlife Area NE of Bieber, Big Valley 1266 Comment
  UC711810  Lupinus argenteus var. heteranthus Roxana S. Ferris and Laura Lorraine 1941-8-14 10598 Modoc on Eagleville Road five and one-half mi from Patterson Ranger Station; Warner Mountains, Modoc National Forest Comment
  NY736937  Lupinus argenteus var. heteranthus R. M. Austin 07 1898 2143 Modoc Comment
  UC199847  Lupinus argenteus var. heteranthus M. F. Gilman 664 Modoc slopes 1524 Comment
  UCR101906  Lupinus argenteus var. palmeri G. R. Ballmer 1988-7-20 s.n. Modoc Warner Mountains, Horse Ridge, near NW corner of the South Warner Wilderness Game Refuge, SW of Cedarville 2134 Comment
  CAS-BOT-BC181882  Lupinus latifolius Bruce Bartholomew; Barrett Anderson 1989-6-1 4753 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CAS-BOT-BC497203  Lupinus latifolius John H. Hatton 1911-6-22 140 Modoc Modoc Forest, Huffman Ranch 1615 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
  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-BC181858  Lupinus lepidus var. sellulus Bruce Bartholomew 1991-7-6 5974 Modoc Curtis Waterhole and adjacent lava outcrops. 1310 Comment
  CAS-BOT-BC181870  Lupinus lepidus var. sellulus Mrs. H. C. Cantelow 1940-6-2 Modoc About 10 miles NW of Canby on road to Lava Bed National Monument. Comment
  UC201967  Lupinus leucophyllus Milo S. Baker 1899-7-10 304 Modoc Burney Valley Comment
  SEINET10491194  Lupinus leucophyllus var. leucophyllus Jeffrey Huber 1971-6-2 Huber 102 Modoc Modoc-lassen co line. 1 Mi. S of adin along calif hwy 139; basalt-clay, grassy Roadside. 1311 Comment
  NY747429  Lupinus microcarpus A. Tiehm 1984-6-30 8833 Modoc North edge of Lake Annie on the west side of Bidwell Mountain, northeast of Ft. Bidwell 1530 Comment
  RSA520381  Lupinus microcarpus Bruce Bartholomew, B. Anderson 1989-6-2 4784 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  CAS-BOT-BC181837  Lupinus microcarpus var. microcarpus Bruce Bartholomew; Barrett Anderson 1989-6-3 4891 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC181844  Lupinus microcarpus var. microcarpus Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5988 Modoc NW of Alturas. 1371 Comment
  CAS-BOT-BC181849  Lupinus microcarpus var. microcarpus Elmer Ivan Applegate 1898-5-31 879 Modoc Near Cornell, Tule Lake. Comment
  JEPS65480  Lupinus microcarpus var. microcarpus Frances D. Payne 1929-7-2 37 Modoc s and e Alturas (Parker Creek, Fern Spring Gulch); Warner Mountains, Parker Creek, Fern Spring Gulch 1584 Comment
  UC15957  Lupinus microcarpus var. microcarpus Milo S. Baker 1893-7-28 Modoc Comment
  RSA262988  Lupinus ruber B. J. Cox 1971-6-3 2608 Modoc 6 mi. N of Alturas on U.S. Hwy 395. 1341 Comment
  RSA614441  Lupinus ruber LeRoy E. Detling 1948-5-24 6253 Modoc Pit River 1463 Comment
  CAS-BOT-BC181810  Lupinus saxosus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6530 Modoc Just W of Forest Service on Parker Creek Road between Alturas and Pepperdine. 1520 Comment
  CAS-BOT-BC181817  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1989-4-28 4645 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC181821  Lupinus saxosus Alice Eastwood; John Thomas Howell 1940-6-11 8018 Modoc 7 mi. SW of Canby. Comment
  UC1129699  Lupinus saxosus R. C. Wilson 1933-5-25 29 Modoc 1 mi sw Hanging Rock; Modoc National Forest, Canby Quad. Comment
  CAS-BOT-BC181816  Lupinus saxosus R. M. Austin Modoc Modoc County. Comment
  SEINET10486213  Lupinus saxosus Billy Joe Cox, David B. Dunn; Lewis S. Fleak 1970-6-8 Cox 1956 Modoc 6 mi n of alturas at jct. Of u.s. Hwy. 395/299 With cedarville road, arid Grassland with scattered juniper; rocky basalt. 1463 Comment
  HSC76500  Lupinus subvexus var. subvexus Cox, Dunn, Fleak 1970-6-8 1955 Modoc 6 mi. N of Alturas at jct. of US Hwy. 395-299 with Cedarville Rd. 1463 Comment
  RSA325721  Lupinus subvexus var. subvexus A. Tiehm 8833 Modoc North edge of Lake Annie on the west side of Bidwell Mt., NE of Ft. Bidwell. 1530 Comment
  CAS-BOT-BC49428  Madia citriodora Bruce Bartholomew 1993-6-14 6649 Modoc 2 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1320 Comment
  JEPS5970  Madia citriodora Frances D. Payne 1932-6-10 531 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC49433  Madia elegans K. Paulson; Robert Paulson 1988-6-19 37 Modoc W of Cranby Bridge. 1310 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
  CAS-BOT-BC49437  Madia exigua Bruce Bartholomew; Barrett Anderson 1988-6-23 4225 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  UC89361  Madia exigua Mrs. R. M. Austin July 1894 281 Modoc Davis Creek Comment
  POM203071  Madia exigua J. T. Howell 1934-7-1 12325 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC49404  Madia glomerata John Thomas Howell 1934-7-3 12375 Modoc 5 mi. S of Hackamore. Comment
  CAS-BOT-BC49443  Madia glomerata Bruce Bartholomew 1992-8-9 6390 Modoc Squaw Peak Trail between Patterson Lake and Owl Creek Trail, E side of Warner Mountains. 2250 Comment
  CAS-BOT-BC49447  Madia glomerata Annie Montague Alexander; L. Kellogg 1946-7-7 4930 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  SJSU9604  Madia glomerata W. Savage 1979-7-5 1372 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC748091  Madia glomerata Annie M. Alexander and Louise Kellogg 1946-7-7 4930 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  UCR67038  Madia glomerata George K. Helmkamp 1990-9-23 I- 26 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA608434  Madia glomerata L. C. Wheeler 1935-8-27 3923 Modoc 1 mile east of South Mountain, Devil's Garden 1524 Comment
  CAS-BOT-BC49377  Madia gracilis John Thomas Howell 1934-6-30 12268 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC49414  Madia gracilis Bruce Bartholomew 1989-7-15 5006 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC49420  Madia gracilis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10525 Modoc Patterson Ranger Station (East Creek drainage), Modoc N.F., Warner Mtns. 2164 Comment
  UC33262  Madia gracilis Mrs. R. M. Austin and Bruce July 1898 2323 Modoc Goose Lake Comment
  JEPS5997  Madia gracilis Frances D. Payne 1935-7-6 783 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET5339086  Mahonia repens M. J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, west side of the Warner Mountains. Snow banks in protected areas. 2134 Comment
  CAS-BOT-BC242027  Maianthemum racemosum Bruce Bartholomew 1989-8-12 5123 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  CAS-BOT-BC242031  Maianthemum racemosum Bruce Bartholomew; Barrett Anderson 1988-6-24 4312 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-BC242171  Maianthemum stellatum Elmer Ivan Applegate 1932-8-6 8195 Modoc E side of Middle Lake near Nevada Line. Comment
  HSC81153  Maianthemum stellatum G. M. Riegel 1979-7-1 4541 Modoc 1670 Comment
  HSC15983  Malva neglecta M. T. Milligan 1965-7-11 446 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC179098  Malva neglecta Mrs. H. C. Cantelow 1940-6-1 4012 Modoc E slope Cedar Pass. Comment
  POM228963  Marsilea oligospora L. C. Wheeler 1935-9-18 3993 Modoc Everly Reservoir, Devil s Garden. 1524 Comment
  CAS-BOT-BC498695  Marsilea vestita Louis C. Wheeler 1935-9-18 1616 Modoc Modoc National Forest 1524 Comment
  JEPS119672  Matricaria discoidea Lowell Ahart, John Dittes 2012-7-12 18353 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC181805  Medicago lupulina Bruce Bartholomew 1989-7-14 4937 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  HSC14988  Medicago lupulina M. T. Milligan 1965-6-23 294 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC271119  Melica bulbosa John Thomas Howell 1934-6-14 12174 Modoc Near Lost Lake 2438 Comment
  UC593540  Melica stricta E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1826 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  UC190592  Melica stricta M. F. Gilman 514 Modoc Comment
  CAS-BOT-BC179865  Mentha arvensis Bruce Bartholomew 1995-8-1 7170 Modoc Ca. 1.6 km SE of Fort Bidwell on Fee Rd. 1390 Comment
  JEPS117503  Mentha arvensis Lowell Ahart, John Dittes 2010-8-31 17114 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  UC71758  Mentha canadensis Mrs. M. H. Manning 1903-7 201 Modoc near Fort Bidwell (north-eastern Modoc County); near Fort Bidwell 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
  CAS-BOT-BC179142  Mentzelia dispersa Belknap C. Goldsmith 1912-7-1 59 Modoc Modoc County. 1219 Comment
  POM84012  Mentzelia dispersa R. M. Austin 1895-08 100 Modoc Goose Lake Valley Comment
  UC725538  Mentzelia dispersa A. A. Heller 1941-6-26 16214 Modoc 8 m w Alturas (along U.S. Highway #299.); Juniper Belt Comment
  CAS-BOT-BC179126  Mentzelia laevicaulis Verne Grant; I. Schneider 1947-7-22 8161 Modoc N Fork of Pit River, 1 mi. NW of Hwy 395 on dirt road leading S to Goose Lake. Comment
  CAS-BOT-BC179120  Mentzelia montana Alice Eastwood; John Thomas Howell 1940-6-14 8254 Modoc Between Mammoth Cave and Lava Bed National Monument. Comment
  CAS-BOT-BC179111  Mentzelia veatchiana Bruce Bartholomew 1990-6-17 5334 Modoc Surprise Valley, at the W side of Middle Alkali Lake, directly E of Cedarville. 1370 Comment
  RSA271900  Mentzelia veatchiana Christopher Davidson 1975-6-4 2612 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  CAS-BOT-BC191145  Menyanthes trifoliata Francis Dorris Payne 1929-7-26 121 Modoc Pine Creek Basin. 2133 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
  NY1084204  Mertensia cusickii A. J. Cronquist 1959-6-19 8502 Modoc Overlooking Mill Creek a little above Clear lake; Warner Mountains 15 miles east of Likely 1981 Comment
  CAS-BOT-BC54001  Mertensia longiflora Francis Dorris Payne 1932-5-27 408 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC54003  Mertensia longiflora Bruce Bartholomew 1991-5-24 5738 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  RSA486802  Mertensia longiflora Bruce Bartholomew, B. Anderson 1988-5-13 4153 Modoc Along Parker Creek Road, 0.5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mountains. 1650 Comment
  RSA77589  Mertensia longiflora F. W. Peirson 1926-6-25 6895 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  HSC28522  Mertensia oblongifolia D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19323 Modoc Soup Springs Campground 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-BC54013  Mertensia oblongifolia var. amoena Betty J. Hammerly 1941-6-20 30 Modoc Clear Lake. 1767 Comment
  RSA25343  Mertensia oblongifolia var. amoena C. L. Hitchcock 1940-5-27 6663 Modoc 12 miles NE of Alturas. 1616 Comment
  CAS-BOT-BC54017  Mertensia oblongifolia var. nevadensis Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass. Comment
  RSA531352  Mertensia oblongifolia var. nevadensis Bruce Bartholomew, B. Anderson 1988-6-24 4301 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  RSA534714  Mertensia oblongifolia var. nevadensis Bruce Bartholomew 1991-6-21 5802 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 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-BC225957  Micranthes nidifica Robert Patterson; Mona Bourell 1993-8-14 5229 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC225962  Micranthes nidifica Annie Montague Alexander; L. Kellogg 1946-6-15 4779 Modoc Deep Creek. 2194 Comment
  CAS-BOT-BC49391  Microseris laciniata subsp. laciniata Alice Eastwood; John Thomas Howell 1940-6-13 8127 Modoc Near Davis Creek. Comment
  CAS-BOT-BC49358  Microseris nutans Bruce Bartholomew; Barrett Anderson 1988-7-23 4580 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC49393  Microseris nutans Bruce Bartholomew; Mona Bourell 1990-4-28 5208 Modoc 4.3 km SE of Rush Creek on road to Hunters Ridge. 1550 Comment
  JEPS126544  Microseris nutans Lowell Ahart, John Dittes 2016-6-6 20958 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC197914  Microsteris gracilis Fred D. Douthitt 1916-5-17 29 Modoc Flournoy Swale. 1828 Comment
  CHSC85099  Microsteris gracilis John Dittes; Josephine Guardino 1991-6-1 377 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
  CHSC85182  Microsteris gracilis John Dittes; Josephine Guardino 1991-6-1 356 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
  JEPS3164  Mimulus breviflorus Frances Payne 1935-7-19 785 Modoc about 12 air mi due e Alturas (at confluence of Dry and Parker Creeks); Warner Mountains Comment
  SEINET3365878 Image available Mimulus breweri Arthur Cronquist, Arthur H. Holmgren 1959-6-20 8520 Modoc Cedarville Pass; Warner Mountains between Cedarville and Alturas 1920 Comment
  UC1249273  Mimulus breweri Arthur Cronquist, Arthur H. Holmgren 1959-6-20 8520 Modoc between Cedarville and Alturas; Warner Mts., Cedarville Pass 1950 Comment
  RSA550583  Mimulus breweri Bruce Bartholomew 1991-7-7 6004 Modoc SE end of Sweargart Flat 555 Comment
  UC1778581 Image available Mimulus cusickii S. E. Schoenig 1998-7-4 98 -67 Modoc Gravely slide on N side of Granger Cyn. Rd., 1.5 mi W of Surprise Valley Rd. This intersection being 3.7 miles S of Hwy 299 at Cederville. 1493 Comment
  JEPS127151  Mimulus guttatus Lowell Ahart, John Dittes 2016-7-16 21238 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. Comment
  JEPS11716  Mimulus guttatus Francis W. Pennell Jun 8 1940-Jun 9 1940 25749 Modoc w Cedar Pass (ne of Alturas); Warner Mountains 1798 Comment
  UC1602795  Mimulus guttatus Milo S. Baker 1893-7-2 Modoc Comment
  HSC80801  Mimulus lewisii G. M. Riegel 1980-8-6 997 Modoc South Warner Mtns. 1739 Comment
  UC27044  Mimulus lewisii Mrs. R. M. Austin Sept. 1894 Modoc Cedarville Canyon Comment
  JEPS15588  Mimulus nanus var. nanus Frances D. Payne 1931-6-29 760 Modoc ridge s Granger Pass (pass at head of Granger Creek); Warner Mountains 1981 Comment
  RSA185425  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7827 Modoc Cogswell Creek. 1524 Comment
  UC1736252  Mimulus rubellus Dean William Taylor 1988-6-4 9744 b Modoc ca 2.6 mi w of Highway 139 Damons Butte; Modoc Plateau 1341 Comment
  JEPS79121  Mimulus tricolor L. R. Heckard with R. Bacigalupi 1980-6-10 5223 Modoc sw margin Egg Lake Comment
  RSA550579  Mimulus tricolor Bruce Bartholomew 1991-7-6 5965 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  CAS-BOT-BC95212  Minuartia nuttallii Elmer Ivan Applegate 1932-8-1 8018 Modoc W slope of Warner Mts., S of Warren Peak. Comment
  JEPS120494  Minuartia nuttallii var. gracilis L. P. Janeway, B. Castro 2012-7-26 11008 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). Comment
  RSA504662  Monardella odoratissima Bruce Bartholomew 1988-7-23 4554 Modoc Road beyond Poison Lake 8km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2140 Comment
  CAS-BOT-BC179368  Monardella odoratissima subsp. glauca K. Paulson; Robert Paulson 1989-6-21 148 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  CAS-BOT-BC179372  Monardella odoratissima subsp. glauca Bruce Bartholomew 1989-7-14 4965 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CHSC109746  Monardella odoratissima subsp. glauca B. Castro; L. P. Janeway 2012-7-26 1970 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2453 Comment
  JEPS63408  Monardella odoratissima subsp. glauca W. L. Jepson 1918-8-7 7868 Modoc Mt. Bidwell Warner Mts. 2286 Comment
  UC634866  Monardella odoratissima subsp. glauca F. H. Frost 1925-7-25 162 Modoc Eagle Peak Warner Mts. Comment
  CAS-BOT-BC179857  Monardella odoratissima subsp. glauca Leland S. Smith 1918-8-18 1046 Modoc Ridge above Emerson. Eagle and Bear. 2438 Comment
  UC25490  Monardella odoratissima subsp. glauca Milo S. Baker 1893-7-8 Modoc Comment
Read comments
Oct 10 2006
  CAS-BOT-BC95544  Monolepis nuttalliana Elmer Ivan Applegate 1897-5-7 845 Modoc Clear Lake. Comment
  CAS-BOT-BC197478  Montia chamissoi Bruce Bartholomew 1994-7-2 6803 Modoc 5.5 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2230 Comment
  JEPS17207  Montia chamissoi Frances D. Payne 1929-7-7 56 Modoc 2 mi sw of Mount Warren (Pine Creek Basin, southeastern Modoc County); Pine Creek Basin 2133 Comment
  JEPS43253  Montia chamissoi Milo S. Baker 1893-7-1 Modoc 1371 Comment
  CAS-BOT-BC197509  Montia fontana Alice Eastwood; John Thomas Howell 1940-6-13 8194 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC197504  Montia linearis Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6525 Modoc W side of Whitehorse Reservoir. 1360 Comment
  CAS-BOT-BC197545  Montia linearis Bruce Bartholomew; Barrett Anderson 1989-4-27 4614 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC247570  Muhlenbergia asperifolia Bruce Bartholomew; Barrett Anderson 1990-7-20 5447 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  RSA602594  Muhlenbergia asperifolia L. C. Wheeler 1935-9-4 3948 Modoc Goose Lake: McGinty Point. 1463 Comment
  SEINET7297159 Image available Muhlenbergia asperifolia Leo Whitney 1935-1 3540 Modoc Lake Joaquin, Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  UCD86513  Muhlenbergia asperifolia Beecher Crampton 1954-7-8 2187 Modoc Modoc County, 1.5 miles west of Alturas, extension of 4th Street. Comment
  UC1254975  Muhlenbergia richardsonis Alice Eastwood and John Thomas Howell 1940-6-14 8205 Modoc near Kelley Hot Springs Comment
  RSA722575  Munroa squarrosa Richard Halse 2006-8-3 6988 Modoc Along Jess Valley Road ca. 4 miles east of Likely, just past bridge over the Pit River. 1387 Comment
  CAS-BOT-BC392256  Myosurus apetalus E. K. Balls 1950-5-14 14693 Modoc 2.5 mi. n. of boundary Modoc Nat'l Forest, junction of roads to Emigrant Spring, Thomas Reservoir and Dead Horse Reservoir 1524 Comment
  CAS-BOT-BC392257  Myosurus apetalus Ellsworth Bethel 1923-4-25 s.n. Modoc Kelby Hot Springs Comment
  CAS-BOT-BC217296  Myosurus minimus Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6501 Modoc SE side of Hager Basin, along Crowder Flat Road. 1680 Comment
  CAS-BOT-BC217297  Myosurus minimus Bruce Bartholomew; Barrett Anderson 1989-4-28 4654 Modoc 11 km N of State Highway 299 and ca. 1 km S of Raker & Thomas Reservoir. 1500 Comment
  HSC26006  Myosurus minimus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19419 Modoc Near Hager Reservoir 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
  RSA604414  Myriophyllum sibiricum Louis C. Wheeler 1935-10-6 4029 Modoc North Fork Pit River at Tom Creek 1433 Comment
  CAS-BOT-BC179312  Nama densa Bruce Bartholomew 1993-6-13 6622 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC179315  Nama densa Bruce Bartholomew 1990-6-17 5335 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  CAS-BOT-BC198009  Navarretia breweri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10564 Modoc E Creek about 1 mile E of Patterson Ranger Station, Warner Mts. Comment
  CAS-BOT-BC198011  Navarretia breweri Alice Eastwood; John Thomas Howell 1940-6-13 8133 Modoc W side of Fandango Pass. Comment
  CAS-BOT-BC198020  Navarretia breweri Bruce Bartholomew; Barrett Anderson 1988-6-24 4354 Modoc 9.8 km SW of County road 1 on County Road 42, E side of the Warner Mts.. 1960 Comment
  POM301668  Navarretia breweri Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Warner Mountains Comment
  UC1058213  Navarretia breweri C. McMillan 1949-6-16 1537 Modoc 3 mi s Crowder Flat (35 mi n of Canby) Comment
  CAS-BOT-BC198003  Navarretia divaricata subsp. vividior Alice Eastwood; John Thomas Howell 1940-6-15 8288 Modoc 9 mi. N of Lookout. Comment
  UC1178968  Navarretia intertexta Herbert L. Mason 1946-7-13 13440 Modoc s of Goose Lake (Highway 395); Joseph Creek 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
  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-BC197973  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-6-23 4248 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC197974  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-7-21 4426 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  UC856840  Navarretia leucocephala subsp. minima Lewis S. Rose 1940-6-14 40571 Modoc 8 mi nw Canby 1524 Comment
  UC908645  Navarretia leucocephala subsp. minima Louis C. Wheeler 1935-8-2 3746 Modoc Twelve-mile Creek Warner Mts. 2194 Comment
  UC1191635  Navarretia linearifolia subsp. linearifolia Herbert L. Mason 1947-8-8 13455 Modoc nw Alturas (Ingalls Swamp); n of Big Sage Reservoir, Ingalls Swamp Comment
  SEINET10464817  Nemacladus capillaris Bruce M. Bartholomew 1988-6-25 Bartholomew 4399 Modoc Ryan Canyon, north of Adin. T39N R19E Sec 5 Adin 15 Quad 1390 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
  UC748433  Nemophila breviflora Annie M. Alexander and Louise Kellogg 1946-6-15 4775 Modoc Deep Creek 2133 Comment
  CAS-BOT-BC179300  Nemophila parviflora var. austiniae Bruce Bartholomew 1994-7-2 6811 Modoc E of Bald Mtn. on E side of the Warner Mountains. 2230 Comment
  CAS-BOT-BC179306  Nemophila parviflora var. austiniae C. L. Hitchcock 1940-5-27 6662 Modoc 12 mi. NE of Alturas. 1615 Comment
  UC748435  Nemophila parviflora var. austiniae Annie M. Alexander and Louise Kellogg 1946-6-14 4745 Modoc Barber Creek Barber Creek (Patterson Mill Road) 1798 Comment
  CAS-BOT-BC179282  Nemophila pedunculata Lincoln Constance 1938-6-12 2337 Modoc Margin of Rush Creek, 8 mi. NE of Adin. 1524 Comment
  CAS-BOT-BC179285  Nemophila pedunculata Bruce Bartholomew; Barrett Anderson 1989-4-27 4616 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  POM73900  Nemophila pedunculata Mrs. R. M. Austin 1895-06 540 Modoc Goose Lake Valley. Comment
  UC24288  Nemophila pedunculata Milo S. Baker Modoc Pine Creek Comment
  UC24291  Nemophila pedunculata Milo S. Baker 1893-6-18 Modoc Comment
  SJSU9558  Neoholmgrenia andina W. Savage 1979-7-3 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC71669  Neoholmgrenia andina Mrs. M. H. Manning 1904-7-16 384 Modoc se slope Mt. Bidwell 1950 Comment
  RSA59853  Nestotus stenophyllus E. K. Balls 1950-5-13 14673 Modoc W shore of Goose Lake, 0.2 mile S of Oregon-Calif. state line. 1463 Comment
  SD53082  Nestotus stenophyllus Peter H. Raven 1962-5-29 17895 Modoc 14 miles northwest of Canby. Comment
  CAS-BOT-BC376599  Nicotiana acuminata var. multiflora Andrew Townesmith; Karen M. Meyer 2007-9-15 934 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195 1948 Comment
  CAS-BOT-BC245374  Nicotiana attenuata Isabelo T. Kelly 1930-1-1 38 Modoc Cowhead Lake, NE of Fort Bidwell. Comment
  CAS-BOT-BC95556  Nitrophila occidentalis Elmer Ivan Applegate 1932-7-6 8196 Modoc E side of Middle Lake, Surprise Valley. Comment
  CAS-BOT-BC349919  Nothocalais troximoides Lillian Mott 1976-5-29 7 LM76 Modoc Devils Garden, north of Alturas 1402 Comment
  RSA520343  Oenothera deltoides subsp. piperi Bruce Bartholomew, B. Anderson 1989-6-2 4836 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  NY998742  Oenothera elata var. hirsutissima M. S. Baker 1893-8-1 s.n. Modoc Big Valley Comment
  JEPS118470  Oenothera flava Lowell Ahart, John Dittes 2011-6-21 17515 Modoc About 200 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  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
  HSC16544  Oenothera villosa subsp. strigosa M. T. Milligan 1964-8-9 226 Modoc Clear Lake Rd., 0.5 mi. W of Mill Creek, Jess Valley 1677 Comment
  POM108006  Olsynium douglasii Mrs. R. M. Austin 1895-04 497 Modoc Goose Lake Valley. Comment
  UCD138860  Olsynium douglasii var. douglasii R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek. Comment
  UC4247  Olsynium douglasii var. douglasii Mrs. R. M. Austin 1894-5-1 Modoc Lake City Pass Comment
  UCD138861  Olsynium douglasii var. douglasii Geo. C. Wood 1940-4-25 s.n. Modoc Davis Creek. Comment
  RSA128638  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc S/4th St., E/East St., Alturas Comment
  CAS-BOT-BC49373  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1958-7-8 899 -58 Modoc Adin. Comment
  CAS-BOT-BC190793  Orobanche corymbosa Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10593 A Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CAS-BOT-BC190794  Orobanche corymbosa Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10593 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  RSA0087205  Orobanche corymbosa subsp. corymbosa Bruce Bartholomew 1991-6-22 5850 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CAS-BOT-BC190788  Orobanche uniflora Bruce Bartholomew 1990-6-17 5345 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  HSC80777  Orthilia secunda G. M. Riegel 1979-7-27 606 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC248325  Orthocarpus cuspidatus B. Bartholomew; H. Sun 2002-6-24 8822 Modoc S end of Sweagert flat ca. 15.3 straight line km WNW of Aden 1820 Comment
  CAS-BOT-BC232320  Orthocarpus cuspidatus subsp. copelandii Bruce Bartholomew; Barrett Anderson 1988-7-23 4558 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  JEPS74350  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 3768 A Modoc along forest service road 3.5 mi n Cedar Pass; Warner Mts., n of Cedar Pass 2042 Comment
  UC71735  Orthocarpus cuspidatus subsp. cryptanthus Mrs. M. H. Manning August, 1903 286 Modoc Mt. Bidwell; ne Modoc County Comment
  RSA537508  Orthocarpus hispidus Barbara Ertter 1988-6-18 7623 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
  CAS-BOT-BC15732  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1990-7-19 5420 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CAS-BOT-BC15742  Osmorhiza chilensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 81 Modoc 1.5 mi. from Modoc National Forest boundary. Comment
  HSC80790  Osmorhiza occidentalis G. M. Riegel 1979-7-5 500 Modoc S Warner Mtns. 2100 Comment
  UC748406  Osmorhiza occidentalis Annie M. Alexander and Louise Kellogg 1946-6-30 4875 Modoc Highgrade Warner Mountains (w side of ridge, n end of mts.) 2377 Comment
  UC748464  Osmorhiza occidentalis Annie M. Alexander and Louise Kellogg 1946-7-11 4962 Modoc w Eight Mile Creek (ne corner of county) Comment
  POM82804  Osmorhiza occidentalis Mrs. R. M. Austin 502 Modoc Davis Creek Comment
  CHSC70468  Packera cana A. Sanger 1996-7-2 2410 Modoc Paynes Peak, near Transmission Tower. 2316 Comment
  UC201709  Packera cana W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Creek , Parker Creek (Warner Mountains) 1676 Comment
  UC711807  Packera cana Roxana S. Ferris and Laura Lorraine 1941-8-14 10612 Modoc summit Fandango Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains, Fandango Pass 1889 Comment
  CAS-BOT-BC50320  Packera eurycephala var. eurycephala Barrett Anderson 1986-7-9 3143 Modoc Bushy Flat Rd along Pit River, just E of Hwy 299. 1500 Comment
  POM36761  Packera pseudaurea var. pseudaurea Mrs. R. M. Austin 1895-07 558 Modoc Goose Lake Valley. Comment
  CHSC26575  Paeonia brownii L. Mayer 1974-7-1 Modoc Label said Modoc County (?) 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
  CAS-BOT-BC497211  Panicum Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8380 Modoc Warner Mts., Rte. 299, exactly 12.8 mi NE of Alturas 1554 Comment
  CHSC100435  Panicum capillare Lowell Ahart; John Dittes 2008-8-25 15324 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
  SEINET10609328  Panicum capillare var. brevifolium Louis C. Wheeler 1935-9-13 Wheeler 3984 Modoc Among rocks in dry sunny stream bed. Fletcher Creek at Pease Place, Devil's Garden. S32 T47N, R12E. 1524 Comment
  CDA32584  Panicum capillare var. occidentale T. C. Fuller 1962-8-3 9492 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  POM126423  Paxistima myrsinites Franklin P. Nutting s.n. Modoc Near Forestdale. Comment
  SD58433  Paxistima myrsinites L. S. Smith 1922-5-28 Modoc Happy Camp Mountain below ridge. 1675 Comment
  CAS-BOT-BC232309  Pedicularis attollens Annie Montague Alexander; L. Kellogg 1946-6-20 4810 Modoc Below Eagleville. 1440 Comment
  CAS-BOT-BC232311  Pedicularis attollens Roxana Stinchfield Ferris; R. Duthie 1919-6-14 146 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  UC447221  Pedicularis attollens Franklin P. Nutting Modoc Forestdale Comment
  HSC20915  Pedicularis attollens M. T. Milligan 1966-6-19 474 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC232303  Pedicularis groenlandica subsp. surrecta Annie Montague Alexander; L. Kellogg 1946-6-28 4854 Modoc Pine Creek Canyon, Warner Mountains 2240 Comment
  RSA520443  Pellaea breweri Bruce Bartholomew 1990-6-16 5269 Modoc Rock outcrops between roadhead and Pine Creek Basin, west side of Warner Mountains 2160 Comment
  CAS-BOT-BC232342  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-3 8120 Modoc High arid summit of Warner Mts. just N of Eagle Peak. Comment
  CAS-BOT-BC232345  Penstemon davidsonii var. davidsonii Robert Patterson; Mona Bourell 1993-8-15 5277 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC1035974  Penstemon deustus Helen K. Sharsmith 1955-6-25 4508 A Modoc w Jess Valley (South Fork of Pit River); Warner Mountains, Modoc National Forest 1524 Comment
  CAS-BOT-BC232326  Penstemon deustus var. pedicellatus Isabelo T. Kelly 1930-1-1 46 Modoc Modoc County. Comment
  CAS-BOT-BC232327  Penstemon deustus var. pedicellatus Leland S. Smith 1917-7-24 114 Modoc Bald Mt. 2438 Comment
  UC71747  Penstemon deustus var. pedicellatus Mrs. M. H. Manning 1903-6-8 158 Modoc Mt. Bidwell Mt. Bidwell (north-eastern Modoc County) 1676 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
  UCD149975  Penstemon gracilentus Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  NY601604  Penstemon heterodoxus var. shastensis J. D. Jokerst 1987-5-12 2848 Modoc Ca. 4 miles south of Doublehead Mountain, east of Highway 139, northwest of Canby Comment
  UCR80223  Penstemon janishiae Christopher Davidson 1973-5-26 2137 Modoc ST Hwy 299, c. 4 mi west of Canby 1524 Comment
Read comments
Jun 12 2009
  NY604572  Penstemon laetus var. sagittatus B. M. Bartholomew 1995-6-24 7018 Modoc 4.2 km east of County Road 114 on County Road 108. 1360 Comment
  CAS-BOT-BC232518  Penstemon roezlii Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, U.S. Hwy. 299 E of Bieber. Comment
  CAS-BOT-BC245567  Penstemon roezlii David Daniels Keck; Jens Chr. Clausen 1935-6-24 3712 Modoc 3 mi. NE of Willow Ranch, E of Goose Lake. 1550 Comment
  NY650134  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 miles northeast of Alturas 1615.4 Comment
  NY677132  Penstemon roezlii K. Paulson 1988-6-11 20 Modoc Barnes Garden, Crowser Flat Road to Devil's Garden 1433 Comment
  POM203064B  Penstemon roezlii J. T. Howell 1934-6-30 12269 Modoc Duncan Horse Camp. Comment
  NY650097  Penstemon roezlii M. J. Williams 1988-5-30 8826- 7 Modoc Jess Valley, east of Likely, south of southeast rest 1524.0 Comment
  NY650114  Penstemon roezlii F. W. Pennell 1940-6-8 25745 Modoc Upper western slope below Cedar Pass, Warner Mountains, northeast of Alturas 1889.8 Comment
  NY650126  Penstemon roezlii R. M. Austin 07 1898 2361 Modoc 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
  RSA554807  Penstemon roezlii Margaret J. Williams, Arnold Teihm, Jan Nachlinger 1988-6-2 88- 28 -7 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  SEINET194804  Penstemon roezlii A. A. Heller 1941-6-25 16200 Modoc Plain W of the ascent to Cedar Pass 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
  CAS-BOT-BC245508  Penstemon rydbergii var. oreocharis Bruce Bartholomew 1991-6-23 5874 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  HSC21045  Penstemon rydbergii var. oreocharis M. T. Milligan 1966-6-30 504 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  SD135515  Penstemon rydbergii var. oreocharis B. Bartholomew 1989-6-3 4855 Modoc Crowder Flat Road at Fletcher Creek 1550 Comment
  SEINET8512821 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, P. K. Holmgren 2014-6-13 16550 Modoc Warner Mountains, Plum Valley Road 5.1 km (3.2 miles) road distance southeast US HWY 395 (in the small town of Davis Creek) 1708 Comment
  CAS-BOT-BC245555  Penstemon speciosus David Daniels Keck; Jens Chr. Clausen 1935-6-24 3724 Modoc 9 mi. N of Alturas. 1524 Comment
  SEINET11908932  Peraphyllum ramosissimum J. Vale, Wagon, K.; Knight, W.; Knight, I. 1981-1 4123 Modoc at Devils Garden on Crowder Flat Rd, near Alturas 1707 Comment
  SEINET12121694  Perideridia bolanderi M. J. Williams 1984-1 84- 86 -1 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road 1341 Comment
  CAS-BOT-BC15710  Perideridia bolanderi subsp. bolanderi Louis Cutter Wheeler 1935-8-16 3881 Modoc Dismal Swamp. 2225 Comment
  RSA459115  Perideridia kelloggii L. C. Wheeler 1935-8-16 3881 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC735086  Phacelia Lincoln Constance 1946-7-4 3106 Modoc 1.5 mi below summit; Warner Mountains, Deep Creek 1981 Comment
  UC748109  Phacelia Annie M. Alexander and Louise Kellogg 1946-6-12 4735 Modoc e side Fandango Pass rd 1676 Comment
  JEPS4031  Phacelia adenophora Frances D. Payne 1932-6-19 549 Modoc canyon on Jess Valley rd; se Modoc Co. Comment
  CAS-BOT-BC179277  Phacelia glandulifera Bruce Bartholomew 1993-6-13 6624 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  UC748111  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-6-30 4870 Modoc Highgrade north end of Warner Mountains (w side of ridge) 2377 Comment
  CAS-BOT-BC179258  Phacelia hastata subsp. hastata Barrett Anderson 1986-7-9 3153 Modoc Hwy 299 just W of Cedar Pass. 1920 Comment
  SEINET5764724  Phacelia hastata var. hastata A. Sanger 1996-7-12 2427 Modoc Road 44N69 at junction with road to small stock pond, alongside road 2121 Comment
  UC71796  Phacelia heterophylla subsp. virgata Mrs. M. H. Manning 1903-6 153 Modoc woods near Fort Bidwell (ne Modoc Co.) Comment
  JEPS4036  Phacelia heterophylla subsp. virgata Frances D. Payne 1931-6-21 219 Modoc ridge sw Dry Creek (creek is tributary of Parker Creek, s and e of Alturas); Warner Mountains 1981 Comment
  RSA165589  Phacelia heterophylla subsp. virgata Clare B. Hardham 1921-6-19 7851 Modoc Davis Creek. Comment
  UC1228323  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-19 310 Modoc about 7 mi ne Alturas (on road to Cedarville) 1371 Comment
  UC1586866  Phacelia humilis Juha Pykala and D. H. Norris 1987-5-28 1198 Modoc n slope near Thoms Creek; Modoc National Forest, Cedar Pass Campground 1780 Comment
  UC671870  Phacelia humilis John Thomas Howell 1934-6-13 12062 Modoc Fandango Pass Warner Mts. 1828 Comment
  CDA40368  Phacelia humilis John Elliot 1975-8-3 150 Modoc Benton Meadows, Modoc National Forest, north of Lake City. 0 Comment
  HSC81100  Phacelia humilis G. M. Riegel 1979-7-3 476 Modoc South Warner Mtn. 1670 Comment
  CAS-BOT-BC179990  Phacelia humilis var. humilis Francis Dorris Payne 1929-7-26 119 Modoc Pine Creek Basin. 2133 Comment
  CAS-BOT-BC179996  Phacelia humilis var. humilis Francis Dorris Payne 1931-6-25 273 Modoc Middle Fork Pine Creek. 2133 Comment
  RSA155795  Phacelia humilis var. humilis Peter H. Raven 1962-5-29 17890 Modoc 0.8 mile west of Cedar Pass, Warner Mountains. 1860 Comment
  CAS-BOT-BC179969  Phacelia inundata Bruce Bartholomew 1995-5-13 6910 Modoc 4.8 km W of Eagleville, E side of the S end of Surprize Valley. 1480 Comment
  CHSC67113  Phacelia inundata James D. Jokerst 1987-5-12 2852 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  JEPS101585  Phacelia inundata Dean W. Taylor 1988-8-11 10036 Modoc Clear Lake Reservior, southern shore 1362 Comment
  CAS-BOT-BC179964  Phacelia linearis John Thomas Howell 1934-6-30 12256 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179951  Phacelia linearis C. C. (Mrs.) Bruce 1899-7-1 2193 Modoc Hills. Comment
  SEINET5512250  Phacelia linearis J. C. Beatley 1964-1 Modoc Tule Lake area 1829 Comment
  UC748443  Phacelia linearis Annie M. Alexander and Louise Kellogg 1946-6-18 4796 Modoc meadow Patterson Mill-Silver Creek roads 1828 Comment
  UC748445  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1946-6-18 4807 Modoc at base of lava bluff facing Lower Lake Comment
  CAS-BOT-BC179928  Phacelia sericea var. ciliosa Francis Dorris Payne 1932-7-21 721 Modoc Ridge N of Mt Warren. 2438 Comment
  UC1561067  Phacelia sericea var. sericea Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10443 Modoc cirque headwall above South Emerson Lake; Warner Mountains, Emerson Creek drainage 2560 Comment
  SJSU9586  Phacelia thermalis W. Savage 1979-7-5 1350 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC791037  Phacelia thermalis Calvin McMillan and Malcolm Nobs 1949-6-16 1533 Modoc Porcupine Valley, ca. 30 miles northwest of Canby Comment
  UC1124187  Phlox caespitosa R. C. Wilson 1933-5-21 24 Modoc Stone Coal Valley Road at Hess Mine Modoc National Forest, Canby Quad. 1463 Comment
  CAS-BOT-BC197946  Phlox diffusa Robert Patterson; Mona Bourell 1993-8-14 5221 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  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
  HSC75902  Phlox diffusa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19312 Modoc Soup Springs Campground Comment
  POM129406  Phlox diffusa subsp. subcarinata M. French Gilman 590 Modoc Modoc Co. Mts. 1677 Comment
  SEINET3145512  Phlox douglasii E. K. Balls 1950-5-10 15959 Modoc Hwy. 395, 5.5 mi NE of Alturas, 0.5 mi before junction 1524 Comment
  CAS-BOT-BC197919  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1897-5-31 976 Modoc Dry Lake. 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-BC197925  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; R. Duthie 1919-6-14 66 Modoc Above Parker Creek, Modoc National Forest boundary. Comment
  CAS-BOT-BC197933  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1988-5-13 4181 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  RSA271922  Phlox douglasii subsp. rigida Christopher Davidson 1975-6-4 2604 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of Hwy 395. 1500 Comment
  UC748261  Phlox douglasii subsp. rigida Annie M. Alexander and Louise Kellogg 1946-6-27 4845 Modoc 2 mi by road from Dismal Swamp (n end of Warner Mountains); Warner Mountains, Highgrade 1889 Comment
  UC880425  Phlox douglasii subsp. rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  CAS-BOT-BC197939  Phlox douglasii subsp. rigida R. M. Austin 1894-5-1 Modoc Goose Lake. Comment
  CAS-BOT-BC197940  Phlox douglasii subsp. rigida Fred D. Douthitt 1916-8-27 5 Modoc Jess Valley. 1828 Comment
  RSA60320  Phlox douglasii subsp. rigida E. K. Balls 1950-5-10 15959 Modoc Hwy 395, 0.5 mile before jct, 5.5 miles NE of Alturas. 1524 Comment
  CAS-BOT-BC197887  Phlox hoodii subsp. canescens Leland S. Smith 1917-7-2 73 Modoc Warren Mt. 2133 Comment
  UC23916  Phlox hoodii subsp. canescens Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  UC1602185  Phlox hoodii subsp. canescens Mrs. M. H. Manning 1917-1 Modoc e of Lake City (ridge between Middle and Lower Lakes, ne Cedarville); Cedarville Comment
  RSA27670  Phlox rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  UC73608  Phlox speciosa subsp. occidentalis Milo S. Baker 1891-1 Modoc Big Valley Comment
  CAS-BOT-BC197872  Phlox stansburyi Bruce Bartholomew 1991-5-24 5727 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CAS-BOT-BC58307  Phoenicaulis cheiranthoides Robert Patterson; Mona Bourell 1993-8-15 5256 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC58313  Phoenicaulis cheiranthoides M. Vasey 1990-6-28 9014 Modoc Trail to summit above N Emerson Lake. 2651 Comment
  CAS-BOT-BC58317  Phoenicaulis cheiranthoides F. Angwin 1946-3-31 Modoc Adin. Comment
  CAS-BOT-BC58581  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1932-7-9 7592 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC58583  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1932-8-5 8165 Modoc S slope of Cedar Mountain, Cedar Pass, Warner Mts. Comment
  CHSC31509  Phoenicaulis cheiranthoides N. E. H. Prouty 1980-6-19 188 Modoc Modoc Nat. Forest. 2133 Comment
  HSC95692  Phoenicaulis cheiranthoides Juha Pykala, D. H. Norris 1987-5-27 1120 Modoc Modoc National Forest, 4 mi. from Hwy. 299, Crowder Flat Rd. 1518 Comment
  SJSU5792  Phoenicaulis cheiranthoides H. L. Buckalew 1961-6-27 Modoc SW facing c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd Comment
  POM94707  Phoenicaulis cheiranthoides Mrs. R. M. Austin 1895-05 8 Modoc Goose Lake Valley Comment
  CAS-BOT-BC135158  Phoradendron juniperinum Francis D. Payne 1935-7-28 804 Modoc Parker Creek 1676 Comment
  CDA32619  Phragmites australis T. C. Fuller 1957-9-17 341 Modoc Near Eagleville. 0 Comment
  RSA176213  Pinus attenuata C. O. Stone 1963-12-26 275 Modoc On recent lava flow ca. 1 mile S of Gassaway Reservoir 1110 Comment
  CAS-BOT-BC73238  Pinus contorta subsp. murrayana Mrs. R. M. Austin 1895-8-1 261 Modoc Goose Lake, Tamaracks Comment
  CAS-BOT-BC73240  Pinus contorta subsp. murrayana A. D. Borden 1911-6-15 s.n. Modoc Head of middle fork of Davis Creek. Comment
  NY49935  Pinus contorta var. murrayana B. M. Bartholomew 1988-7-22 4520 Modoc South end of Bearcamp Flat, southern end of Warner Mountains. Emerson Peak 7.5' Quad [topographic map] 2230 Comment
  NY61944  Pinus monticola F. M. Ownbey 1940-7-1 2153 Modoc This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC118816  Pinus ponderosa var. washoensis L. P. Janeway 2015-8-10 11831 Modoc Warner Mountains. Junction of the 64 Road (39N01 - the road to Patterson Campground and Road 38N22;); top of ridge on the west side of Patterson Meadow. 2158 Comment
  NY63476  Pinus washoensis B. M. Bartholomew 1990-8-5 5664 Modoc Summit Trail, ca. 2 km. north of Patterson Ranger Station, west side of Warner Mountains 2400 Comment
  CAS-BOT-BC58786  Plagiobothrys bracteatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5410 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  RSA0113963  Plagiobothrys cusickii Lowell A. Ahart, John Dittes 2013-7-24 18920 Modoc 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
  CHSC112760  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2013-7-24 18921 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC67088  Plagiobothrys hispidulus James D. Jokerst 1987-5-13 2863 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. In and about vernal pools. 1371 Comment
  JEPS118249  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
  JEPS119641  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2012-7-10 18321 Modoc Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS127158  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2016-7-16 21255 Modoc South of Ash Creek State, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.7 miles (air) west of Adin Big Valley. 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
  UC1191649  Plagiobothrys mollis Herbert L. Mason 1947-8-9 13475 Modoc n Alturas (e side Fairchild Swamp); e side Fairchild Swamp Comment
  UC1587084  Plagiobothrys mollis G. Schoolcraft 1991-6-18 2163 Modoc w of Highway 299 about 4 mi ne Adin 1304 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
  CAS-BOT-BC58731  Plagiobothrys scouleri Margaret J. Williams 1984-6-30 84- 80 -4 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 Comment
  CAS-BOT-BC58747  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13421 Modoc Near S end of W side road, along railroad tracks, Pit River, S of Alturas. Comment
  CAS-BOT-BC58760  Plagiobothrys scouleri John Thomas Howell 1934-7-2 12360 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  CAS-BOT-BC58741  Plagiobothrys scouleri Alice Eastwood; John Thomas Howell 1940-6-12 8077 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC58759  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13408 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  POM312568  Plagiobothrys scouleri var. hispidulus H. L. Mason, Verne Grant 1947-7-12 13408 Modoc West side of the South Fork of Pit River Valley, southwest of Alturas. Comment
  CAS-BOT-BC58768  Plagiobothrys stipitatus var. micranthus Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13326 Modoc Eastern outskirts of Lookout. Comment
  UCD121009  Plagiobothrys stipitatus var. micranthus Herbert L. Mason; Verne Grant 1947-7-12 13410 Modoc West side of Pit River Valley, south of Alturas. Comment
  JEPS123861  Plantago major Lowell Ahart, John Dittes 2015-7-16 20388 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC242217  Platanthera dilatata var. leucostachys R. M. Austin 1895-7-1 488 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC242221  Platanthera dilatata var. leucostachys Bruce Bartholomew 1989-7-14 4973 Modoc Field redacted by CAS, contact the data manager for more information 1480 Comment
  CAS-BOT-BC245401  Plectritis macrocera F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 miles NW of Adin. 1280 Comment
  CHSC85117  Plectritis macrocera John Dittes; Josephine Guardino 1991-7-21 418 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
  RSA520473  Plectritis macrocera Bruce Bartholomew, B. Anderson 1989-4-27 4627 Modoc Little Hot Spring Valley, 4 km NW of Day. 1070 Comment
  CAS-BOT-BC247576  Poa X limosa Dean William Taylor; R. Palmer; William B. Davilla 1987-6-23 9047 Modoc Crank Springs. 1432 Comment
  UC70659  Poa annua Mrs. M. H. Manning 1904-7-7 420 Modoc ne Modoc Co Comment
  CAS-BOT-BC247585  Poa bulbosa Margaret J. Williams 1984-6-30 84- 80 -2 Modoc 6.8 mi. W of Cedarville-Gerlach road. Granger Canyon road. 1981 Comment
  CHSC85108  Poa bulbosa John Dittes; Josephine Guardino 1991-6-1 366 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  POM203049  Poa cusickii J. T. Howell 1934-6-14 12175 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CHSC69232  Poa cusickii subsp. cusickii James D. Jokerst 1987-5-13 2856 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, lake W and adjacent to N end of central sector. 1353 Comment
  JEPS70633  Poa cusickii subsp. cusickii L. S. Smith June 1919 1108 Modoc Deep Creek Ranger Station Comment
Read comments
Jun 9 2012
  RSA534588  Poa nervosa Bruce Bartholomew, B. Anderson 1990-7-20 5544 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  POM203474  Poa secunda J. T. Howell 1934-6-14 12172 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  POM260300  Poa secunda C. L. Hitchcock 1940-5-27 6660 Modoc 9 miles northeast of Alturas. 1402 Comment
  UC1037155  Poa secunda subsp. juncifolia Leo Whitney 1935-7-7 3396 Modoc 4 mi nw Canby (Howard Gulch) Comment
  UCD32737  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-8 2190 Modoc 3 miles W of Alturas, along US Hwy 299. Comment
  UCD92149  Poa secunda subsp. juncifolia Collector Unknown 1934-5-14 s.n. Modoc Alturas. Comment
  UCD92167  Poa secunda subsp. juncifolia Beecher Crampton; Carl Rimbey 1954-7-7 2126 Modoc Alturas. Comment
  UCD92370  Poa secunda subsp. juncifolia August L. Hormay 1932-7-16 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD92436  Poa secunda subsp. juncifolia L. Whitney 1935-6-29 s.n. Modoc Alturas. Comment
  CHSC69493  Poa secunda subsp. secunda James D. Jokerst 1987-5-13 2857 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, lake W and adjacent to N end of central sector. 1353 Comment
  JEPS75401  Poa secunda subsp. secunda Frances D. Payne 1932-6-24 566 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  UC1024928  Poa secunda subsp. secunda Leo Whitney 1935-6-29 3350 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc Nat'l Forest 1463 Comment
  UC1025000  Poa secunda subsp. secunda Leo Whitney 1935-7-7 3383 Modoc 4 mi n Canby (Howard Gulch) Comment
  UC1037158  Poa wheeleri Leo Whitney 1935-7-7 3380 Modoc 4 mi nw Canby (Howard Gulch) Comment
  SDSU19279  Pogogyne floribunda Michael Silveira 2007-7-24 20 Modoc Vernal pool North side of Highway 136 ca. 1 mile West of intersection of Crowder Flat Road and Clear Lake Reservoir Road. 1528 Comment
  UC1561019  Pogogyne floribunda Dean W. Taylor 1988-8-11 10039 Modoc near Lone Pine Lake (ca. 6 miles S of Clear Lake Reservoir) NE1/4 of NW1/4 (Hackmore 15' quadrangle, on road to Davis Spring. 1380 Comment
  CDA25324  Polanisia dodecandra subsp. trachysperma J. Elliott 1975-7-22 103 Modoc In excavation site beside Highway 81, 13 km south of Cedarville. 0 Comment
  CHSC117863  Polemonium micranthum L. P. Janeway 2016-5-16 11979 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  UC23985  Polemonium micranthum Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  UC907837  Polemonium micranthum John Chattin, Dan Tillotson 1947-5-7 40 Modoc Alturas Comment
  JEPS13802  Polyctenium fremontii L. S. Smith 1917-5-27 780 Modoc along road to Jess Valley; West Valley 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
  UC17451  Polygala cornuta var. cornuta Milo S. Baker 1893-6 Modoc Dunsmuir Sac. Canyon Comment
  UC1536796  Polygonum amphibium var. stipulaceum Gordon H. True Jr. 1939-7-21 1040 Modoc Jacks Swamp Comment
Read comments
May 24 2006
  CAS-BOT-BC218123  Polygonum austiniae John Thomas Howell 1934-6-12 12033 A Modoc Plum Valley, Warner Mts. Comment
  CAS-BOT-BC419701  Polygonum austiniae Mrs. R. M. Austin 1895-7-1 134 Modoc Goose Lake Valley Comment
  CHSC106194  Polygonum aviculare Lowell Ahart; John Dittes 2010-8-31 17136 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC218106  Polygonum aviculare John H. Hatton 1911-6-14 86 Modoc unspecified 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
  UC1576762  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10486 Modoc Snake Lake Warner Mountains (bed) 1569 Comment
  CAS-BOT-BC218132  Polygonum douglasii Louis Cutter Wheeler 1935-8-6 3801 Modoc Pine Creek (town). 1493 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
  RSA518871  Polygonum douglasii Barbara J. Ertter 1988-6-18 7615 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
  UC1179039  Polygonum douglasii subsp. douglasii F. H. Frost 1925-7-24 106 Modoc Jess Valley Warner Mts. Comment
  JEPS4016  Polygonum douglasii subsp. douglasii Frances D. Payne 1935-7-6 784 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  NY323762  Polygonum esotericum L. C. Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devil's Garden; (Mt. Diablo Mer.) 1524.0 Comment
  SEINET11939041  Polygonum kelloggii H. L. Mason 1957-1 14706 Modoc W side of Said Valley Comment
  RSA210874  Polygonum lapathifolium Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39020 a Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  CAS-BOT-BC218172  Polygonum polygaloides subsp. confertiflorum Leland S. Smith 1922-7-7 1260 Modoc High Grade Hill and Dismal Swamp. 2316 Comment
  JEPS98243  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-18 1406 Modoc 13 mi NW of Canby (along s side of Hwy 139; ca 500 ft e of FSR 44N11) 1481 Comment
  UC1093678  Polygonum polygaloides subsp. confertiflorum H. L. Mason 1955-8-14 14657 Modoc n Everly Reservoir Comment
  UCD77935  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1414 Modoc Ca. 15 mi nw of Canby, along Hwy 139, 0.1 mi e of Forest Service Rd 43N03. 1447 Comment
  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
  CAS-BOT-BC218187  Polygonum polygaloides subsp. kelloggii Mrs. H. C. Cantelow 1940-6-2 4180 Modoc About 10 mi. NW of Canby, road to lava beds. Comment
  JEPS50546  Polygonum polygaloides subsp. kelloggii Leland S. Smith 1260 Modoc High Grade District Warner Mts., Modoc National Forest 2316 Comment
  UC1060644  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1957-7-6 14276 Modoc w Goose Lake; Rim Rock Comment
  RSA204116  Polygonum sawatchense subsp. oblivium J. T. Howell 1934-6-14 12148 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CDA13459  Polygonum spergulariiforme G. F. Hrusa, T. D. Wilfred 1996-7-21 13306 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  UC1025022  Polypogon monspeliensis Leo Whitney 1935-7-17 3513 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  CAS-BOT-BC225105  Populus tremuloides Belknap C. Goldsmith 1911-5-28 27 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  CAS-BOT-BC225110  Populus trichocarpa Elmer Ivan Applegate 1932-8-4 8156 Modoc Pitt River, 8 miles east of Likely. Comment
  HSC93988  Porterella carnosula L. C. Wheeler 1935-8-3 3756 Modoc Warner Mountains, Rock Lake, Pine Creek. 1921 Comment
  SJSU9532  Porterella carnosula W. Savage 1979-6-20 1269 Modoc south margin of Bottle Creek Reservoir, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC242202  Potamogeton diversifolius Louis Cutter Wheeler 1935-8-22 3903 Modoc South Mt. Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC242243  Potamogeton foliosus Louis Cutter Wheeler 1935-9-1 3933 Modoc Pine Spring, Devil's Garden. 1524 Comment
  POM313026  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  CAS-BOT-BC242236  Potamogeton natans Milo Samuel Baker 1899-8-12 s.n. Modoc Egg Lake. Comment
  UC431  Potamogeton natans Milo S. Baker 1893-6 Modoc Egg Lake Comment
  CAS-BOT-BC242230  Potamogeton nodosus Robert Folger Thorne; et al 1969-9-4 39129 Modoc N Fork of Pit River 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  UC441345  Potamogeton nodosus Milo S. Baker 1899-8-24 Modoc in Pit River (at lookout) 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
  JEPS114840  Potamogeton pectinatus Lowell Ahart, John Dittes 2008-6-21 15005 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bie 1269 Comment
  SEINET5335427  Potamogeton pusillus M. S. Baker 1899-8-24 s.n. Modoc Carmichaels Mill 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
  JEPS42992  Potamogeton richardsonii W. L. Jepson 1918-8-5 7823 Modoc near Likely; South Fork Pitt River Comment
  UC1051443  Potamogeton striatus Herbert L. Mason 1955-8-14 14648 Modoc s. end Goose Lake Comment
  CAS-BOT-BC214738  Potentilla biennis Alice Eastwood; John Thomas Howell 1940-6-12 8046 Modoc Between Likely and Jess Valley. Comment
  CHSC110889  Potentilla biennis Lowell Ahart; John Dittes 2012-7-10 18307 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115542  Potentilla biennis Lowell Ahart; John Dittes 2015-7-17 20403 Modoc About 100 yards north of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of Country Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. 1279 Comment
  JEPS124367  Potentilla biennis Lowell Ahart, John Dittes 2015-7-16 20373 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC639573  Potentilla fruticosa Frances D. Payne 1931-6-22 300 Modoc s slope Owl Creek Owl Creek; Warner Mountains, s slope Owl Creek 2133 Comment
  CAS-BOT-BC214791  Potentilla gracilis Annie Montague Alexander; L. Kellogg 1946-6-12 4732 Modoc Fort Bidwell. 1444 Comment
  JEPS47213  Potentilla gracilis var. fastigiata Frances D. Payne 1931-6-17 182 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC12520  Potentilla gracilis var. flabelliformis M. S. Baker and Frank Nutting 1894-1 Modoc near Egg Lake; near Egg Lake Comment
  UC545665  Potentilla newberryi John Thomas Howell 1934-7-2 12359 Modoc e side Clear Lake; e side of Clear Lake Comment
  POM312885  Potentilla rivalis H. L. Mason 1947-8-13 13518 Modoc Northeast side of 'F' reservoir, north of Canby Comment
  UC1191491  Potentilla rivalis Herbert L. Mason 1947-8-9 13476 Modoc n Alturas (e side of Fairchild Swamp); , n of Alturas Comment
  CAS-BOT-BC225021  Poteridium annuum John Thomas Howell 1934-6-11 11922 Modoc Parker Creek, Warner Mts. 1584 Comment
  CHSC109645  Poteridium annuum Lowell Ahart; John Dittes 2012-7-11 18341 Modoc Along a poor mowed road, 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
  CAS-BOT-BC179341  Prunella vulgaris Bruce Bartholomew; Barrett Anderson 1988-7-21 4602 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  HSC14304  Prunella vulgaris subsp. lanceolata M. T. Milligan 1965-6-26 337 Modoc N end Jess Valley. 1616 Comment
  RSA488042  Prunus andersonii Bruce Bartholomew, B. Anderson 1988-5-12 4138 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  JEPS44933  Prunus emarginata W. L. Jepson 1918-8-7 7859 Modoc Mount Bidwell 1981 Comment
  RSA152421  Prunus emarginata I. L. Wiggins 1961-6-13 16458 Modoc Near summit of Fandango Pass, Warner Mts. Comment
  JEPS27653  Prunus emarginata L. S. Smith 1917-1 Modoc California Comment
  UCSB18014  Prunus emarginata Haller, John 1962-6-8 Modoc Slopes adjacent to South Fork of the Pit River, near Little Meadows Campground, Likely-Eagleville Road about 8 miles East of Likely, Warner Mountains 1584 Comment
  OBI10041  Prunus subcordata H. E. McMinn 1931-5-23 2480 Modoc Warner Mts. Road from Alturas to Cedarville on W slope of Mt Comment
  CAS-BOT-BC225005  Prunus virginiana var. demissa Bruce Bartholomew; Barrett Anderson 1989-6-1 4733 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  CAS-BOT-BC225010  Prunus virginiana var. demissa A. D. Borden 1911-6-15 s.n. Modoc S slope of Shields Creek. Comment
  CAS-BOT-BC225016  Prunus virginiana var. demissa A. D. Borden 1911-8-9 Modoc S slope of Shields Creek. Comment
  HSC65595  Prunus virginiana var. demissa Thomas Wood 1979-8-9 229 Modoc Dirt Road along Bidwell Creek, 2.8 mi. NW of junction with Co. Hwy. 2 N of Fort Bidwell 1509 Comment
  JEPS46229  Prunus virginiana var. demissa F. H. Frost 1925-7-11 29 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon campsite Comment
  RSA210822  Prunus virginiana var. demissa Robert F. Thorne, C. W. Tilforth 1969-9-4 39054 Modoc N fork of Pit River. 6.8 miles N of Parker Creek on Hwy 395 Comment
  UC1191504  Prunus virginiana var. demissa Verne Grant, Irving Schneider 1947-7-22 8159 Modoc 1 mi nw of Highway 395 (on dirt road leading to s end of Goose Lake, at headwaters of North Fork Pit River); North Fork Pit River Comment
  SEINET7452163  Prunus virginiana var. demissa J. H. Robertson 1974-8-27 NS 67 -74 Modoc Between Adin and Eagle Lake, Highway 139, 1 mile North of Willow Creek 1532 Comment
  UCSB16353  Prunus virginiana var. demissa Haller, John 1962-6-7 Modoc Little Meadows campground, South Fork of the Pit River, 8 miles east of Likely, 1.5 miles west of the western end of Jess Valley; Warner Mountains 1524 Comment
  CAS-BOT-BC239794  Pseudoroegneria spicata B. Bartholomew; B. Anderson 1990-7-20 5491 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  UCD32717  Pseudoroegneria spicata Beecher Crampton 1954-7-7 2149 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1615 Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  POM205740  Pseudoroegneria spicata subsp. spicata Jos Burtt Davy 1897-6-20 1711 Modoc Big Balley. Near Lookout Comment
  CAS-BOT-BC95221  Pseudostellaria jamesiana Annie Montague Alexander; L. Kellogg 1946-6-12 4899 Modoc Bidwell Creek Canyon, 7 mi. W of Fort Bidwell. 1444 Comment
  CAS-BOT-BC95230  Pseudostellaria jamesiana Bruce Bartholomew; Barrett Anderson 1988-6-24 4300 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  POM260290  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC1037304  Pseudostellaria jamesiana Leo Whitney 1934-5-5 1607 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  RSA152427  Pseudostellaria jamesiana I. L. Wiggins 1961-6-13 16455 Modoc Near summit of Fandango Pass, Warner Mts. Comment
  RSA323626  Psilocarphus brevissimus A. Tiehm 1984-7-30 8831 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1616 Comment
  CAS-BOT-BC248379  Psilocarphus brevissimus var. brevissimus Louis C. Wheeler 1935-8-25 3920 Modoc Rim Rock Valley, Devil's Garden 1524 Comment
  CAS-BOT-BC50386  Psilocarphus brevissimus var. brevissimus Herbert Louis Mason; Verne Grant 1947-7-10 13328 Modoc Dorris Reservoir, 2 miles E of Alturas Comment
  CAS-BOT-BC95681  Pterospora andromedea Bruce Bartholomew 1989-7-14 4932 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC95683  Pterospora andromedea Bruce Bartholomew; Barrett Anderson 1988-7-21 4436 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC252548  Puccinellia lemmonii Arnold Tiehm; et al 1984-6-1 8799 Modoc Surprise Valley, E side of Middle Alkali Lake E of Cedarville. 1356 Comment
  CHSC85411  Puccinellia lemmonii John Dittes; Josephine Guardino 1991-7-21 434 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  UCD91875  Puccinellia lemmonii Beecher Crampton 1954-7-6 2083 -B Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  SEINET229269 Image available Puccinellia nuttalliana Arnold Tiehm, Jan Nachlinger; Gary Schoolcraft 1984-6-24 880 Modoc Surprise Valley east side of Middle Alkali Lake east of Cedarville. 1356 Comment
  UCD32744  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2197 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UCD22435  Purshia tridentata Brian Vanden Heuvel 2003-4-10 197 Modoc Warm Springs Valley, 5 miles east of Canby on CA 299, near an old stone quarry at Modoc National Forest boundary. Comment
  CAS-BOT-BC218225  Purshia tridentata var. tridentata A. D. Borden 1911-6-15 Modoc S slope of Davis Creek. Comment
  CAS-BOT-BC218234  Purshia tridentata var. tridentata Bruce Bartholomew; Barrett Anderson 1988-7-21 4447 Modoc Dry hillside, SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC218239  Purshia tridentata var. tridentata Elmer Ivan Applegate 1932-8-5 8185 Modoc Arid S slope of Cedar Mountain, Warner Mts. Comment
  RSA59519  Purshia tridentata var. tridentata E. K. Balls 1950-5-21 4850 Modoc Opposite South Fork Public Camp. South Fork Pit River. 1479 Comment
  JEPS58817  Pyrola dentata Milo S. Baker 1893-7-20 Modoc Near Forestdale Comment
  CAS-BOT-BC95692  Pyrola picta Bruce Bartholomew 1994-8-22 6870 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2350 Comment
  UC71813  Pyrola picta Mrs. M. H. Manning 1903-9-2 378 Modoc John Henry Hill 1828 Comment
  SEINET6033400 Image available Pyrrocoma carthamoides var. cusickii L. P. Janeway 2014-7-7 11441 Modoc Warner Mountains, east side of crest of Warner Mountains 2.3 air km east of Cedar Pass; along Road 43N07, 1.4 road km east of Stough Reservoir. Cedarville 7.5' quad 2000 Comment
  RSA607262  Pyrrocoma hirta var. lanulosa L. C. Wheeler 1935-8-2 3745 Modoc Twelve-Mile Creek, Warner Mountains. 2195 Comment
  UC76018  Pyrrocoma hirta var. lanulosa Milo S. Baker July 1894 Modoc lake at Mt. Meadows w of summit w Eagle Lake; Lake at Mt. Meadows w of summit Comment
  RSA476818  Quercus kelloggii Christopher Davidson 1975-6-4 2626 Modoc 0.7 mile east of Upper Rush Creek Camp on dirt road off Highway 299 ca. 7 miles north of Adin. 1646 Comment
  POM166750  Quercus kelloggii Milo S. Baker 1893-7-10 s.n. Modoc Mountain side. Comment
  CAS-BOT-BC50359  Raillardella argentea Annie Montague Alexander; L. Kellogg 1946-7-29 5092 Modoc Near summit of Eagle Peak. Divide top, Emerson Creek Canyon, Warner Mountains Comment
  UC1731507  Ranunculus alismifolius Dean W. Taylor 1992-5-8 12567 Modoc 0.5 mi e of Moonlite Mines (Warner Mountains, Mount Bidwell); Warner Mountains, Mount Bidwell 2432 Comment
  UC9361  Ranunculus alismifolius var. alismifolius Milo S. Baker 1893-6-18 Modoc Comment
  CAS-BOT-BC217263  Ranunculus aquatilis var. aquatilis Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13324 Modoc About small lake at eastern outskirts of Lookout. Comment
  CAS-BOT-BC379165  Ranunculus aquatilis var. aquatilis Alice Eastwood; John Thomas Howell 1937-6-19 4550 Modoc near Yorkville Comment
  JEPS60660  Ranunculus aquatilis var. capillaceus Frances D. Payne 1932-7-14 681 Modoc s and e Alturas; Warner Mountains, Parker Creek Canyon 1706 Comment
  RSA399370  Ranunculus aquatilis var. capillaceus George Willet 1935-6-12 s.n. Modoc [Unspecified] Comment
  CHSC99768  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2008-6-21 14989 Modoc In the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  NY493019  Ranunculus aquatilis var. diffusus H. L. Mason 1947-7-11 13370 Modoc Irrigation ditch by Jones' Lane, off Highway 395, south of Alturas Comment
  RSA0045634  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2008-6-21 14989 Modoc North of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area,, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  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
  RSA399404  Ranunculus californicus Christopher Davidson 1973-5-26 2131 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  NY494386  Ranunculus cymbalaria L. C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mountains 1554.5 Comment
  POM312417  Ranunculus cymbalaria var. saximontanus H. L. Mason 1947-8-15 13552 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake. Comment
  UC1191439  Ranunculus flammula Verne Grant and Irving Schneider 1947-7-22 8148 Modoc one mi nw Highway 395 (on dirt road leading to s end of Goose Lake, headwaters of river); North Fork of Pit River Comment
  NY494525  Ranunculus glaberrimus B. M. Bartholomew 1988-5-13 4154 Modoc Along Parker Creek Road, 0.5 km west of West Warner Road on Parker Creek Road, west side of the Warner Mountains 1650 Comment
  SEINET3161109  Ranunculus glaberrimus E. K. Balls 1950-5-10 15968 Modoc Cedar Pass; on way from Alturas to Cedarville 1829 Comment
  UC13929  Ranunculus glaberrimus Mrs. R. M. Austin April, 1894 Modoc Comment
  HSC18213  Ranunculus glaberrimus var. glaberrimus M. T. Milligan 1964-3-29 Modoc 5 mi. W of Alturas on Centerville Rd. 1372 Comment
  CHSC1486  Ranunculus macounii J. Wakeman 1963-5-11 Modoc Big Valley, along Hiway 299. 1219 Comment
  CAS-BOT-BC217178  Ranunculus occidentalis Bruce Bartholomew; Barrett Anderson 1989-6-3 4885 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  SJSU10628  Ranunculus occidentalis H. L. Buckalew 1961-6-22 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 1981 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
  SEINET12086619  Ranunculus occidentalis J. T. Howell 1934-1 12305 Modoc Duncan Horse Camp Comment
  UC9479  Ranunculus occidentalis Milo S. Baker 1893-6-10 Modoc Comment
  POM260873  Ranunculus occidentalis var. eisenii Alice Eastwood, John T. Howell 1940-6-15 8283 Modoc Near Happy Camp Range Station. Comment
  RSA59533  Ranunculus occidentalis var. eisenii E. K. Balls 1950-5-20 14807 Modoc 2.1 miles above S Fork Public Camp, aldong S Fork Pit River to Jess Valley 1463 Comment
  CHSC118087  Ranunculus occidentalis var. occidentalis L. P. Janeway 2016-5-18 12070 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  POM269467  Ranunculus oxynotus Elmer I. Applegate 1932-8-3 8133 Modoc E slope of Eagle Peak, near summit, Warner Mts. 2744 Comment
  CHSC114003  Ranunculus testiculatus B. Castro; L. P. Janeway 2014-6-3 2006 Modoc Great Basin. Around outer edge of Big Mud Lake, near NW corner of lake. 1636 Comment
  CHSC117866  Ranunculus testiculatus L. P. Janeway 2016-5-16 11983 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  JEPS96813  Ranunculus testiculatus Dean W. Taylor 1992-3-16 12332 Modoc 1 air mi SW of Duncan Reservoir; Modoc Plateau 1493 Comment
  CAS-BOT-BC217165  Ranunculus uncinatus Roxana Stinchfield Ferris; R. Duthie 1919-6-13 27 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC217157  Ranunculus uncinatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16395 Modoc along Thomas Creek, 6.1 mi. E of California State Highway 299 on road to Cedarville Comment
  UC485337  Ranunculus uncinatus Mrs. M. H. Manning 1905-6-12 712 Modoc Warner Range; ne Modoc Co. 1524 Comment
  CAS-BOT-BC225863  Ribes cereum E. S. Willits 1940-4-27 190 Modoc Sugar Hill. Comment
  CAS-BOT-BC225864  Ribes cereum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10538 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  CAS-BOT-BC225890  Ribes cereum Bruce Bartholomew; Barrett Anderson 1989-4-28 4652 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CHSC13854  Ribes cereum J. Grove 1973-4-28 87 Modoc Collected on black lava flow 15 mi NE of Glenburn. Comment
  NY455008  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 miles northeast of Alturas 1615.4 Comment
  UC11502  Ribes cereum Milo S. Baker 1893-8-10 Modoc Lava Beds Comment
  UC71795  Ribes cereum Mrs. M. H. Manning 1902-10-11 37 a Modoc Warner Mts. 1828 Comment
  SEINET5766412  Ribes hudsonianum var. petiolare A. Sanger 1996-6-26 3591 Modoc Silver Creek, along road to Lost Lake. 1951 Comment
  CAS-BOT-BC225896  Ribes inerme Elmer Ivan Applegate 1932-8-5 8163 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC225897  Ribes inerme Elmer Ivan Applegate 1932-8-2 8093 Modoc Mill Creek Meadow, Warner Mts. Comment
  SEINET195470 Image available Ribes montigenum Annie M. Alexander, L Kellogg 1946-6-25 4822 Modoc North end of the Warner Mountains Dismal Swamp 2256 Comment
  CAS-BOT-BC225918  Ribes velutinum E. S. Willits 1940-4-27 191 Modoc Sugar Hill. Comment
  UC1539998  Ribes velutinum M. Mitchell 1936-5-21 25 Modoc Frozen River Cave Lava Beds National Monument 1348 Comment
  CAS-BOT-BC225950  Ribes viscosissimum Bruce Bartholomew 1990-6-15 5234 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  HSC29862  Ribes viscosissimum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19439 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  NY455559  Ribes viscosissimum B. M. Bartholomew 1989-7-14 4978 Modoc Vicinity of Upper Rush Creek Camp Ground 1580 Comment
  NY455563  Ribes viscosissimum B. M. Bartholomew 1989-8-12 5119 Modoc South Fork of Pine Creek where it crosses West Warner Road, west side of Warner Mountains 1900 Comment
  CAS-BOT-BC50328  Rigiopappus leptocladus Bruce Bartholomew 1993-6-12 6575 Modoc Road to Day Rock from Little Hot Spring Valley. 1200 Comment
  CAS-BOT-BC50331  Rigiopappus leptocladus John Thomas Howell 1934-7-1 12332 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC50368  Rigiopappus leptocladus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16373 Modoc Junction of Cedar Pass road with Hwy 299. Comment
  SBBG30616  Rigiopappus leptocladus D. Myrick 1968-6-20 1981 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  UC1037316  Rigiopappus leptocladus Leo Whitney 1934-5-13 1856 Modoc Devil's Garden, Timbered Mountain, ne portion Modoc County Modoc National Forest, Devil's Garden, Timbered Mountain 1524 Comment
  RSA152612  Rigiopappus leptocladus I. L. Wiggins, Dorothy Wiggins 1961-6-12 16373 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. Comment
  JEPS53829  Rorippa W. L. Jepson 1918-8-12 7956 Modoc Jess Valley 1584 Comment
  UCR9592  Rorippa austriaca D. O. Clark 1970-6-24 s.n. Modoc 6 mi south of Alturus. SW corner of Jones Rd. with the Pitt River. Comment
  CDA34339  Rorippa austriaca E. Finley 1987-6-17 s.n. Modoc Big Valley; Jones Rd., off US 395, N of Likely. 0 Comment
  UCD115242  Rorippa austriaca W. S. Ball 1937-6-27 s.n. Modoc Corporation Ranch. 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
  UC1601428  Rorippa curvisiliqua Franklin P. Nutting Modoc Little Hot Spring Valley Comment
  CDA25132  Rorippa palustris var. occidentalis T. C. Fuller 1958-7-8 1953 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC95041  Rorippa sinuata Annie Montague Alexander; L. Kellogg 1946-6-20 4811 Modoc Eagleville. 1440 Comment
  UCD115380  Rorippa sinuata Carl Rimbey 1955-6-15 s.n. Modoc Modoc County. Comment
  UC1056985  Rorippa tenerrima F. H. Frost 1925-7-27 173 Modoc Clear Lake Clear Lake (nw Modoc County) Comment
  RSA101385  Rosa woodsii subsp. ultramontana R. Weatherby 1955-7-8 1627 Modoc 5 miles north of Ft. Bidwell, no. Warner Mts. 1784 Comment
  CAS-BOT-BC218247  Rosa woodsii var. ultramontana Philip Alexander Munz 1951-9-14 16977 Modoc Jess Valley, 13 mi. E of Likely. 1630 Comment
  CHSC106197  Rosa woodsii var. ultramontana Lowell Ahart; John Dittes 2010-8-31 17096 Modoc On the west side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  SD46575  Rosa woodsii var. ultramontana Robert J. Weatherby 1955-7-8 1627 Modoc 5 miles north of Ft. Bidwell, no. Warner Mts. 1783 Comment
  UC528028  Rosa woodsii var. ultramontana Elmer I. Applegate 1929-6-25 5904 Modoc e side of Goose Lake Willow Ranch (along stream) Comment
  HSC17601  Rumex californicus M. T. Milligan 1965-6-26 318 Modoc N end Jess Valley. 1616 Comment
  UC452554  Rumex crispus W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt River, Alturas Warner Mountains, Pitt River 1402 Comment
  UCD101328  Rumex lacustris Herbert L. Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC211345  Rumex lacustris Elmer Ivan Applegate 1936-5-12 10294 Modoc Lava Bed National Monument, W side of Petroglyph Butte. Comment
  CAS-BOT-BC211304  Rumex maritimus Bruce Bartholomew 1992-8-7 6354 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  JEPS17728  Rumex maritimus Rimo Bacigalupi with G. T. Robbins 1955-7-20 5390 Modoc 4 mi s Cedarville (on w edge of Surprise Valley); Surprise Valley 1463 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
  NY430648  Rumex salicifolius subsp. triangulivalvis J. T. Howell 1934-6-15 12189 Modoc Alturas Comment
  UC1101223  Rumex salicifolius var. lacustris Verne Grant and Irving Schneider 1947-7-20 8087 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CHSC112976  Rumex triangulivalvis Lowell Ahart; John Dittes 2013-7-24 18940 Modoc South bank of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1268 Comment
  UC852703  Sagina saginoides C. L. Hitchcock 1940-5-27 6708 Modoc 15 mi. n.e. Alturas 1676 Comment
  CAS-BOT-BC245203  Sagittaria cuneata Robert Folger Thorne; C. W. Tilforth 1969-9-4 39058 Modoc 2 mi. W of Davis Creek. 1432 Comment
  CDA13465  Sagittaria cuneata G. F. Hrusa, T. D. Wilfred 1996-7-21 13312 Modoc Modoc Plateau; along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC32933  Sagittaria cuneata J. P. Smith; J. O. Sawyer 1973-8-9 7268 Modoc Blue Lake, Modoc National Forest. 1859 Comment
  SEINET8466591 Image available Sagittaria cuneata R. F. Thorne, C. W. Tilforth 1969-9-4 39058 Modoc 2 mi W of Davis Creek (town), S of Goose Lake. 1341 Comment
  UC1536806  Sagittaria cuneata Gordon H. True Jr. 1939-7-21 1022 Modoc n of Canby Jack Swamp (Jack Swamp) Comment
  SEINET11763433  Sagittaria latifolia E. I. Applegate 1929-1 6094 Modoc Clear Lake Dam, Clear Lake Comment
  CAS-BOT-BC225116  Salix boothii Francis Dorris Payne 1932-7-21 729 Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.), Warner Mts., E of Alturas Comment
  CAS-BOT-BC225121  Salix boothii Annie Montague Alexander; L. Kellogg 1946-6-25 4827 Modoc Dismal Swamp, N end of Warner Mountains. 2255 Comment
  POM184886  Salix boothii Frances D. Payne 1932-7-21 728 -a Modoc Marsh S of Mosquito Lake. E side of Mt. Warren (Buck Mt). Warner Mtns. E of Alturas. Comment
  UC492378  Salix boothii Frances D. Payne 1932-7-21 729 Modoc e of Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225757  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-BC225762  Salix eastwoodiae Francis Dorris Payne 1931-6-25 277 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  SJSU238  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc near spring N slope of flat along Cr Pine Cr Basin, Warner Mts, c. 33 km SE Alturas 2286 Comment
  CAS-BOT-BC225765  Salix exigua Elmer Ivan Applegate 1897-6-2 3030 Modoc Upper Pitt River valley S of Alturas. 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
  LA208609  Salix exigua Mrs. H. P. Bracelin; 1931-6-30 501 Modoc Alturas, at SW end of town 1360.0 Comment
  RSA0039537  Salix exigua Lowell A. Ahart, John Dittes 2008-8-25 15310 Modoc On the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  RSA152680  Salix exigua I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16365 Modoc Pit River. 3.9 miles N of Alturas. Comment
  RSA152681  Salix exigua I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16366 Modoc Pit River. 3.9 miles N of Alturas. Comment
  SBBG58877  Salix exigua Mrs. H. P. Bracelin 1931-6-30 488 Modoc Parker Crk, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  UC472125  Salix exigua Mrs. M. H. Manning 1903-4-23 78 Modoc near Fort Bidwell; ne Modoc Co. Comment
  UC481955  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 494 Modoc 20 km. e Alturas (Parker Creek, meadow s of Payne Ranch) 1560 Comment
  CAS-BOT-BC229682  Salix lasiandra subsp. caudata Belknap C. Goldsmith 1911-5-21 24 Modoc East shore of Goose Lake. 1432 Comment
  UC437389  Salix lasiandra subsp. lasiandra W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Creek Warner Mts., Parker Creek 1676 Comment
  UC481937  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 490 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch); Parker Creek 1560 Comment
  HSC31087  Salix lasiandra var. caudata R. F. Thorne, C. W. Tilforth 1969-9-5 39144 Modoc Along S Fork of Pit River above junction with West Creek at Public Campground, 6 mi. E of Likely 1402 Comment
  CHSC111411  Salix lasiolepis Lowell Ahart; John Dittes 2012-7-10 18316 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS14857  Salix lasiolepis Frances D. Payne 1931-6-10 136 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  UC481926  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 Comment
  NY187862  Salix lemmonii L. C. Wheeler 1935-8-3 3760 Modoc Pine Creek, Warner Mts. 1737.4 Comment
  RSA59371  Salix lemmonii E. K. Balls 1950-5-11 14622 Modoc 4 miles S of Fort Bidwell. W of Upper Lake. 1402 Comment
  RSA610749  Salix lemmonii Louis C. Wheeler 1935-9-11 3971 Modoc Devils Garden: Mulkey Place, Fletcher Creek. 1524 Comment
  RSA611275  Salix lemmonii Louis C. Wheeler 1935-8-13 3831 Modoc Warner Mountains: Barnes Creek. Mt. Diablo Mer. 2287 Comment
  UC433170  Salix lemmonii Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  UC5258  Salix ligulifolia Milo S. Baker 1893-7-15 Modoc 1371 Comment
  RSA59738  Salix lucida subsp. lasiandra E. K. Balls 1950-5-20 14794 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  CAS-BOT-BC229677  Salix lutea F. Angwin 1946-5-3 s.n. Modoc Ash Creek, Adin. 1371 Comment
  CAS-BOT-BC229850  Salix melanopsis H. P. Bracelin; Francis Dorris Payne 1931-6-30 491 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  JEPS14859  Salix scouleriana Frances D. Payne 1931-6-10 138 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  RSA0025571  Salix scouleriana John F. Emmel 1996-7-16 1442 Modoc Warner Mtns., west slope; Pine Creek Canyon, 3.4 road mi east of Hwy 395. 1634 Comment
  CAS-BOT-BC95562  Salsola tragus Bruce Bartholomew 1994-10-9 6885 Modoc 11.0 km S of Eagleville, W side of Surprise Valley. 1370 Comment
  UCD125445  Salvia aethiopis John C. Hays 1947-6-1 s.n. Modoc Joseph Creek, on W.A. Carlsberg Ranch. Comment
  CAS-BOT-BC179237  Salvia dorrii var. dorrii Mrs. H. C. Cantelow 1940-6-1 3791 Modoc E. slope Warner Mountains, Cedar Pass Comment
  CAS-BOT-BC179244  Salvia dorrii var. dorrii Kay Paulson; Richard Paulson 1989-6-21 150 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  CAS-BOT-BC179249  Salvia dorrii var. dorrii M. M. Hanna; G. Dallas Hanna 1956-6-5 Modoc Cedar Pass. Comment
  HSC81094  Salvia dorrii var. incana G. M. Riegel 1980-7-23 927 Modoc S Warner Mtns. 1739 Comment
  RSA504673  Sambucus melanocarpa Bruce Bartholomew, B. Anderson 1988-6-24 4310 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  RSA520489  Sambucus melanocarpa Bruce Bartholomew 1989-7-14 4943 Modoc N side of the Pit River near Ostrom Point, ca. 5.5 km E of County Route 91 1280 Comment
  HSC80928  Sambucus nigra subsp. caerulea G. M. Riegel 1979-8-26 686 Modoc S Warner Mtns. 1670 Comment
  HSC27404  Sanguisorba annua D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19495 Modoc At Big Valley summit about 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC15724  Sanicula graveolens Clare Butterworth Hardham 1961-6-18 7590 B Modoc Cedar Pass. 1828 Comment
  RSA59855  Sanicula graveolens E. K. Balls 1950-5-18 14746 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1829 Comment
  UC21345  Sanicula graveolens M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  CAS-BOT-BC95240  Saponaria officinalis Verne Grant; I. Schneider 1947-8-24 8256 Modoc S end of Jess Valley, Warner Mts. Comment
  UC1191464  Saponaria officinalis Verne Grant and Irving Schneider 1947-8-24 8256 Modoc s end Jess Valley (Warner Mountains); , s end of Jess Valley Comment
  UC465482  Sarcobatus vermiculatus Belknap C. Goldsmith 1911-7-28 Modoc near Pitt R. Alturas; Modoc Forest Comment
  UC1583999  Saxifraga integrifolia G. Schoolcraft 1990-6-7 2083 Modoc about 12 mi ne of Alturas (near Joseph Creek) 1615 Comment
  CAS-BOT-BC225956  Saxifraga nidifica var. nidifica Bruce Bartholomew 1994-5-28 6716 Modoc Vicinity of Cold Spring SE of Sugar Hill, W side of Warner Mts. 1880 Comment
  UC748210  Saxifraga nidifica var. nidifica Annie M. Alexander and Louise Kellogg 1946-6-15 4779 Modoc Deep Creek, (Aspen flat) Deep Creek 2194 Comment
  CAS-BOT-BC247700  Schedonorus pratensis Leland S. Smith 1917-7-25 107 Modoc Joseph Creek. 1981 Comment
  CHSC100384  Schoenoplectus acutus var. occidentalis Lowell Ahart; John Dittes 2008-8-25 15316 Modoc At water's edge, on the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91,about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC1100758  Schoenoplectus acutus var. occidentalis Verne Grant and Irving Schneider 1947-8-28 8342 Modoc Pit River about 2 mi downstream from Canby; Pit River, downstream from Canby Comment
  RSA210790  Schoenoplectus pungens Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39072 Modoc South end of Goose Lake 1433 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
  CAS-BOT-BC245121  Scirpus microcarpus Verne Grant; I. Schneider 1947-7-20 8096 Modoc North Fork of Pit River by Dorris bridge, Alturas. Comment
  RSA531332  Scirpus microcarpus Bruce Bartholomew, B. Anderson 1990-7-19 5425 Modoc Top of Hunters Ridge south of Rush Creek. 1960 Comment
  UC1100808  Scirpus pungens Herbert L. Mason 1947-8-15 13547 Modoc mouth Crane Creek (on Willow Ranch, e side of Goose Lake); Goose Lake Comment
Read comments
Aug 18 2012
  POM42816  Scrophularia lanceolata R. M. Austin 1895-08 129 Modoc Goose Lake Valley Comment
  UC1192000  Scrophularia lanceolata Verne Grant and Irving Schneider 1947-7-20 8105 Modoc downstream from Alturas (Norht Fork of Pit river) Comment
  UC25795  Scutellaria antirrhinoides Milo S. Baker Jun 12 1893-Jul 10 1893 Modoc 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
  SJSU11409  Scutellaria nana H. L. Buckalew 1961-7-1 Modoc base of Cedar Mt c. 2 mi NW of Cedar Pass on Hwy 299, Warner Mts 2133 Comment
  NY758132  Sedum lanceolatum L. C. Wheeler 1935-8-14 3844 Modoc Pine Creek, Warner Mountains 1585 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
  UCR34756  Sedum rosea J. A. Harpel 1981-8-6 V 39 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC1567433  Sedum rosea subsp. integrifolium G. Schoolcraft 1989-7-16 1954 Modoc s side Patterson Lake (Warner Mtns.); , s side Patterson Lake 2834 Comment
  UC748223  Sedum stenopetalum Annie M. Alexander and Louise Kellogg 1946-8-8 5123 Modoc Patterson Lake Trail , Patterson Lake Trail (Warner Mountains) Comment
  CAS-BOT-BC95619  Sedum stenopetalum subsp. stenopetalum Frederick H. Frost 1925-7-13 75 Modoc Summit, Cedar Canyon, Warner Mts. Comment
  CAS-BOT-BC50341  Senecio aronicoides Bruce Bartholomew; Barrett Anderson 1988-6-24 4364 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC50343  Senecio aronicoides Bruce Bartholomew; Barrett Anderson 1989-4-30 4720 Modoc 4.2 km W of State Highway 299 along the N side of the Pit River W of Canby Bridge. 1320 Comment
  HSC81126  Senecio aronicoides G. M. Riegel 1979-7-5 455 Modoc S Warner Mtns. 2100 Comment
  RSA0012427  Senecio aronicoides Bruce Bartholomew, B. Anderson 1988-6-24 4364 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. 2190 Comment
  SEINET191900  Senecio canus Mrs. H. C. Cantelow 1940-6-2 Modoc 4 miles west of Alturas Comment
  UCR34707  Senecio fremontii J. A. Harpel 1981-8-6 V 29 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 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
  RSA0012560  Senecio hydrophilus Mrs. R. M. Austin 1895-07 566 Modoc Goose Lake Valley. Comment
  RSA0012561  Senecio hydrophilus R. F. Thorne, C. W. Tilforth 1969-9-5 39167 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  CAS-BOT-BC50294  Senecio integerrimus var. exaltatus John Thomas Howell 1934-6-13 12046 Modoc Fandango Pass, Warner Mountains 1828 Comment
  UC748075  Senecio integerrimus var. exaltatus Annie M. Alexander and Louise Kellogg 1946-6-5 4671 Modoc s of Eagleville; Warner Mountains, Emerson Creek 1828 Comment
  CAS-BOT-BC54276  Senecio triangularis Elmer Ivan Applegate 1932-7-31 7978 Modoc Mill Creek Meadow, Warner Mountains Comment
  CAS-BOT-BC95636  Shepherdia argentea Isabelo T. Kelly 1930-1-1 2 Modoc Near Cedarville, Surprise Valley. Comment
  CAS-BOT-BC225037  Sibbaldia procumbens Annie Montague Alexander; L. Kellogg 1946-6-27 4853 Modoc Highgrade, (top of ridge, 2 mi. by road from Dismal Swamp) N end of Warner Mts. 2377 Comment
  CAS-BOT-BC179084  Sidalcea oregana subsp. oregana Elmer Ivan Applegate 1932-7-8 7565 Modoc Dry W margin of Cowhead Lake. Comment
  CAS-BOT-BC179089  Sidalcea oregana subsp. oregana Alice Eastwood; John Thomas Howell 1940-6-12 8068 Modoc Between Likely and Jess Valley. Comment
  CHSC85111  Sidalcea oregana subsp. oregana John Dittes; Josephine Guardino 1991-7-21 426 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
  JEPS67215  Sidalcea oregana subsp. oregana W. L. Jepson 1918-8-7 7864 Modoc Mt. Bidwell Warner Mts., Mt. Bidwell 2072 Comment
  JEPS67256  Sidalcea oregana subsp. oregana Frances D. Payne 1931-6-17 166 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  UC1124994  Sidalcea oregana subsp. oregana R. C. Wilson 1933-7-12 62 Modoc s Likely Mill; Modoc National Forest, Alturas Quad. Comment
  UC108854  Sidalcea oregana subsp. oregana Mrs. R. M. Austin 1894-1 310 Modoc Comment
  JEPS67274  Sidalcea oregana subsp. spicata Frances D. Payne 1931-6-20 205 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, s and e of Alturas, Parker Creek 1584 Comment
  UCR131814  Sidalcea oregana subsp. spicata George Willet 1935-6-26 s.n. Modoc Warner Mountains, Jess Valley 1829 Comment
  NY446681  Silene dichotoma B. M. Bartholomew 1990-7-20 5489 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains on the west side of Warner Mountains 2130 Comment
  UC748390  Silene douglasii Annie M. Alexander and Louise Kellogg 1946-7-7 4939 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  HSC81215  Silene douglasii var. douglasii G. M. Riegel 1979-7-21 587 Modoc South Warner Mountains 1670 Comment
  NY446785  Silene douglasii var. monantha L. S. Rose 1940-6-13 40552 Modoc Fandango Pass 1905.0 Comment
  CAS-BOT-BC95261  Silene lemmonii Bruce Bartholomew; Barrett Anderson 1988-7-21 4411 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC95263  Silene lemmonii Bruce Bartholomew 1991-7-6 5997 Modoc Rush Creek above Upper Rush Creek Camp Ground. 1580 Comment
  NY452568  Silene lemmonii J. T. Howell 1934-6-11 11958 Modoc Parker Creek, Warner Mountains 1585.0 Comment
  UC465694  Silene lemmonii Milo S. Baker Modoc near Forestdale; near Forestdale Comment
  CAS-BOT-BC95267  Silene menziesii E. S. Willits 1940-6-9 331 Modoc Fandango Pass. Comment
  NY452818  Silene menziesii A. Tiehm 1984-6-30 8840 Modoc Northwest side of Bidwell Mountain, 2.8 road miles north of 8 mile creek on the road from Lake Annie 1828.8 Comment
  CHSC113092  Silene nuda Lowell Ahart; John Dittes 2013-7-25 18954 Modoc On the north side of a deep drainage, dry meadow, 30 yards south of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CAS-BOT-BC95043  Sisymbrium altissimum James D. Jokerst 1983-7-27 1903 Modoc Near Signal Butte. 1340 Comment
  HSC6906  Sisymbrium altissimum M. T. Milligan 1966-6-29 488 Modoc N end of Jess Valley 1616 Comment
  CDA36795  Sisymbrium altissimum D. B. Joley 1976-6-23 1 Modoc Likely, near Alturas. 0 Comment
  CAS-BOT-BC245082  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1991-7-5 5941 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  SEINET3130370  Sitanion jubatum Baker, Nutting 1900-7-2 sn Modoc Egg Lake Comment
  UC21379  Sium suave Milo S. Baker 1893-7-24 Modoc Egg Lake Comment
  CAS-BOT-BC15679  Sium suave Verne Grant; I. Schneider 1947-7-19 8062 Modoc Corporaton Ranch, S of Alturas. Comment
  UC71554  Sium suave Mrs. M. H. Manning 1903-7-1 461 Modoc Mill Canyon, Bidwell Creek, in north-eastern Modoc County Bidwell Creek; Mill Canyon, Bidwell Creek 1828 Comment
  JEPS62143  Smilacina stellata Frances D. Payne 1931-6-20 201 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CDA39384  Smilacina stellata T. C. Fuller 1963-6-11 10654 Modoc 3.1 miles north of Blue Lake Guard Station, 14.0 miles southeast of Likely. 0 Comment
  CHSC117255  Solanum physalifolium var. nitidibaccatum Lowell Ahart; John Dittes 2016-7-14 21199 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC245425  Solanum triflorum Carl Brandt Wolf 1931-9-5 2399 Modoc 2 mi. above the east base of the grade on the road from Lake City to Davis Creek, Warner Mts. 1676 Comment
  CAS-BOT-BC245434  Solanum umbelliferum Bruce Bartholomew 1993-6-12 6582 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  HSC81114  Solidago elongata G. M. Riegel 1979-9-5 746 Modoc South Warner Mtns. 1670 Comment
  JEPS114432  Solidago velutina subsp. californica Lowell Ahart, John Dittes 2008-8-26 15343 Modoc On the banks of Rose Creek, 250 feet southwest of the confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3,160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  RSA210797  Sparganium angustifolium subsp. emersum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39096 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CHSC111410  Sparganium emersum Lowell Ahart; John Dittes 2012-7-10 18326 Modoc East of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UCD94839  Sparganium emersum Verne Grant; Irving Schneider 1947-7-22 8137 Modoc North Fork of Pit River by State Quarantine Station, Highway 395, N of Alturas. Comment
  CAS-BOT-BC15685  Sphenosciadium capitellatum Bruce Bartholomew 1994-8-21 6865 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2240 Comment
  UC4844  Spiranthes porrifolia Milo S. Baker 1893-8-13 Modoc Comment
  JEPS404  Spirodela polyrhiza W. L. Jepson 1918-8-5 7822 Modoc South Fork Valley 1371 Comment
  UC1101245  Spirodela polyrhiza Verne Grant and Irving Schneider 1947-7-19 8066 Modoc s of Alturas (Corporation ranch, irrigation ditch s of s loop road) Comment
  POM69776  Stachys palustris subsp. pilosa R. M. Austin 1895-08 s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC179205  Stachys pilosa Alice Eastwood; John Thomas Howell 1940-6-12 8052 Modoc Between Likely and Jess Valley. 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
  CHSC111096  Stachys rigida var. rigida Lowell Ahart; John Dittes 2012-7-12 18362 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  POM312369  Stellaria longipes Verne Grant, Irving Schneider 1947-8-24 8252 Modoc Jess Valley, Warner Mts. Comment
  NY482949  Stellaria longipes B. M. Bartholomew 1988-7-22 4515 Modoc Southeast side of Sunflower Knob, southern end of the Warner Mountains; Emerson Peak 7 1/2' Quad. 2160 Comment
  CAS-BOT-BC95299  Stellaria nitens Bruce Bartholomew; Mona Bourell 1990-4-26 5149 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC54296  Stenotus acaulis Leland S. Smith 1917-7-17 83 Modoc Head of Shield Creek. 2133 Comment
  RSA59847  Stenotus stenophyllus E. K. Balls 1950-5-17 14730 Modoc South shore, Clear Lake Bird Refuge 1381 Comment
  SEINET11262516  Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road ca 4 miles southwest of its junction with Surprise Valley Road, east side of southern Warner Mountains.; 0 2097 Comment
  CAS-BOT-BC322919  Stephanomeria tenuifolia Elmer I. Applegate 1936-7-3 10500 Modoc East slope of Hippo Butte, Lava Beds National Monument Comment
  RSA722690  Stephanomeria tenuifolia Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road, ca 4 miles SW of its jct with Surprise valley Road, E side of the southern Warner Mtns. Modoc National Forest. 2097 Comment
  HSC80835  Stipa lemmonii G. M. Riegel 1980-7-15 884 Modoc South Warner Mtns. 1670 Comment
  HSC80833  Stipa occidentalis var. californica G. M. Riegel 1980-7-29 956 Modoc S Warner Mtns. 1829 Comment
  NY188846  Streptanthella longirostris B. M. Bartholomew 1989-6-2 4833 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 472.4 Comment
  CAS-BOT-BC95059  Streptanthus cordatus var. cordatus M. Vasey 1990-6-28 9009 Modoc In vicinity of pass at junction of N Emerson Lake Trail and Owl Creek Trail, on Cole Peak side of pass. 2590 Comment
  CAS-BOT-BC95068  Streptanthus cordatus var. cordatus Elmer Ivan Applegate 1932-8-1 8016 Modoc Rocky crest of Warner Mts just S of Warren Peak. Comment
  CHSC109214  Streptanthus cordatus var. cordatus L. P. Janeway; B. Castro 2012-7-24 10968 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
  RSA503244  Streptopus amplexifolius Bruce Bartholomew, B. Anderson 1988-7-22 4529 Modoc Mill Creek, Lake City Canyon, 5.5 km west of Lake City, east side of the Warner Mountains 1860 Comment
  UCD138321  Stuckenia striata Herbert L. Mason 1947-8-15 13540 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake. Comment
  CAS-BOT-BC95575  Suaeda calceoliformis Thomas C. Fuller 1964-10-8 12696 Modoc N side of levee road across S end of Goose Lake, ca. 5 mi. W of Davis Creek. Comment
  NY540342  Suaeda calceoliformis B. M. Bartholomew 1990-7-21 5560 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  UCD99570  Suaeda calceoliformis H. D. Sylvester 1929-10-1 s.n. Modoc Exact location unknown. Comment
  CAS-BOT-BC180099  Swertia albicaulis var. albicaulis K. Paulson; Robert Paulson 1988-5-22 9 Modoc Fletcher Creek, Devil's Garden. 1402 Comment
  CAS-BOT-BC180108  Swertia albicaulis var. albicaulis Elmer Ivan Applegate 1897-5-31 327 B Modoc Dry Lake. Comment
  CAS-BOT-BC180094  Swertia albicaulis var. nitida John H. Hatton 1911-6-20 127 Modoc Modoc County. Comment
  CAS-BOT-BC180088  Swertia radiata B. Bartholomew; B. Anderson 1988-7-22 4518 Modoc NE side of Patterson Meadow, southern end of the Warner Mountains 2180 Comment
  UC1037210  Symphoricarpos mollis Leo Whitney 1934-5-28 1573 Modoc near Hackamore (Spaulding Butte, ca 15 mi nw of Canby); Modoc National Forest, Spaulding Butte 1463 Comment
  CAS-BOT-BC95195  Symphoricarpos rotundifolius var. rotundifolius John H. Hatton 1911-6-20 123 Modoc Modoc County. 1524 Comment
  CAS-BOT-BC95202  Symphoricarpos rotundifolius var. rotundifolius Bruce Bartholomew; Barrett Anderson 1988-7-21 4425 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  HSC4012  Symphoricarpos rotundifolius var. rotundifolius M. T. Milligan 1966-7-3 541 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  UC416731  Symphoricarpos rotundifolius var. rotundifolius Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell (12 Mile Creek, ne Modoc County); 12 Mile Creek Comment
  UC619252  Symphoricarpos rotundifolius var. rotundifolius J. and H. W. Grinnell 1938-6-14 1102 Modoc above Goose Lake (slope of Sugar Hill); Sugar Hill 1524 Comment
  JEPS22082  Symphyotrichum bracteolatum W. L. Jepson 1918-8-12 7950 Modoc Jess Valley 1584 Comment
  UC1192166  Symphyotrichum bracteolatum Verne Grant and Irving Schneider 1947-8-28 8332 Modoc nw of, at Jack Swamp Alturas Comment
  JEPS121187  Symphyotrichum campestre Lowell Ahart, John Dittes 2013-7-25 18950 Modoc Along the N-S fence, S edge of Ash Creek floodplain, NW of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC15219  Symphyotrichum eatonii Robert Folger Thorne; C. W. Tilforth 1969-9-5 39174 Modoc Modoc National Forest, Warner Mtns., along Fall Creek below Falls 1737 Comment
  HSC5053  Symphyotrichum foliaceum M. S. Baker 1898-1 Modoc Forestdale Comment
  CAS-BOT-BC15225  Symphyotrichum foliaceum var. parryi Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10591 Modoc Three miles from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  JEPS127561  Symphyotrichum foliaceum var. parryi L. P. Janeway 2015-8-11 11834 Modoc Warner Mountains. East side of Squaw Peak a little above Squaw Peak Trail. Warren Peak 7.5' Quad. Comment
  CAS-BOT-BC15158  Symphyotrichum frondosum E. S. Willits 1939-10-10 165 Modoc Surprise Valley. 1371 Comment
  UC1192074  Symphyotrichum frondosum Herbert L. Mason 1947-8-8 13460 Modoc southwest margin of Big Sage Reservoir, nw of Alturas Comment
  UCD14408  Symphyotrichum frondosum Sheryl Gill 1996-9-3 s.n. Modoc At the Tule Lake National Wildlife Refuge - 'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump; 'Captain Jack's Stronghold' GS map quad. 1229 Comment
  UC1192205  Symphyotrichum spathulatum Herbert L. Mason 1947-8-9 13480 Modoc n of, (Fairchild Swamp) Alturas; Fairchild Swamp Comment
  CAS-BOT-BC15173  Symphyotrichum spathulatum var. spathulatum Annie Montague Alexander; L. Kellogg 1946-7-13 4991 Modoc Cowhead Lake. Comment
  CHSC30633  Synthyris missurica NEH Prouty 1980-6-2 174 Modoc Modoc National Forest, Warner Mt. District. Sheep Rock T.S. Comment
  CDA5382  Syringa vulgaris T. C. Fuller 1964-6-25 12250 Modoc Warner Mountains; Sugar Hill Planting area, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  UCD86165  Taeniatherum caput-medusae T. C. Fuller 1959-7-8 2742 Modoc roadside hillslope, Hwy 299, 8 miles west of Alturas. Comment
  HSC6253  Taraxacum officinale M. T. Milligan 1965-6-23 287 Modoc N end Jess Valley 1616 Comment
  HSC6254  Taraxacum officinale M. T. Milligan 1966-5-14 610 Modoc Plateau W of Jess Valley 1829 Comment
  CHSC117136  Taraxia tanacetifolia Lowell Ahart; John Dittes 2016-7-14 21177 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  SJSU9590  Taraxia tanacetifolia W. Savage 1979-7-5 1355 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC107644  Taraxia tanacetifolia Mrs. R. M. Austin June 1894 Modoc Willow Creek Valley Comment
  UCSB12576  Taraxia tanacetifolia Dearing, Hugh; Dearing, Margaret 1939-6-7 Modoc near Canby Comment
  SJSU4288  Taraxia tanacetifolia R. L. Fisher 1958-6-14 Modoc 15 mi E of Alturas 1676 Comment
  UC91610  Tetradymia canescens Mrs. R. M. Austin Aug 1882 Modoc plains near Goose Lake Comment
  CAS-BOT-BC54242  Tetradymia glabrata Bruce Bartholomew; Barrett Anderson 1989-6-2 4827 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 Comment
  HSC18233  Thalictrum fendleri M. T. Milligan 1967-7-8 660 Modoc W slope of Eagle Peak 2439 Comment
  NY496039  Thalictrum fendleri K. Paulson 1989-6-21 146 Modoc Pine Creek Basin, west side of the Warner Mountains 2109.2 Comment
  NY746808  Thelypodium howellii var. howellii N. H. Holmgren 1998-5-30 12996 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings 1370 Comment
  CAS-BOT-BC181798  Thermopsis californica var. argentata Leland S. Smith 1920-6-17 5 A Modoc N end of Egg Lake. 1310 Comment
  CAS-BOT-BC95086  Thlaspi arvense Bruce Bartholomew; Barrett Anderson 1989-6-1 4751 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  SJSU9623  Thlaspi arvense W. Savage 1979-7-7 1433 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  NY643415  Tribulus terrestris B. M. Bartholomew 1989-8-10 5037 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC179198  Trichostema oblongum Alice Eastwood; John Thomas Howell 1940-6-15 8281 Modoc Near Happy Camp Ranger Station. Comment
  JEPS89594  Trichostema oblongum Dean W. Taylor 1990-8-22 11480 Modoc Lookout Rd. 2.3 mi. s. of junction w/ State Hwy. 139 (at crossing of small perennial drainage); Modoc Plateau 1424 Comment
  UC416711  Trichostema simulatum Milo S. Baker 1899-8-12 Modoc Forestdale Comment
  RSA318961  Trifolium Patricia Wilder 1971-6-20 5075 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  CAS-BOT-BC181789  Trifolium beckwithii Elmer Ivan Applegate 1897-6-1 868 Modoc Alturas. 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
  JEPS20027  Trifolium cyathiferum L. S. Smith 1917-7-24 128 Modoc Joseph Creek Warner Mtns 1676 Comment
  UC100820  Trifolium cyathiferum Milo S. Baker 1893-1 Modoc Forestdale Comment
  JEPS65818  Trifolium cyathiferum Frances D. Payne 1931-6-18 191 Modoc se Alturas (Parker Creek); Warner Mtns 1584 Comment
  JEPS127163  Trifolium hybridum Lowell Ahart, John Dittes 2016-7-16 21240 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. Comment
  JEPS66051  Trifolium kingii var. productum Leland S. Smith 1917-7-18 841 Modoc w Cedarville (Soldier Creek); Warner Mtns 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
  HSC15135  Trifolium longipes M. T. Milligan 1966-6-14 459 Modoc N end of Jess Valley 1616 Comment
  NY717264  Trifolium longipes var. hansenii R. J. Weatherby 1955-7-7 1604 Modoc Red Fir Forest. Dismal Swamp, northern Warner Mountains. 2240 Comment
  CAS-BOT-BC181726  Trifolium macrocephalum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16476 Modoc N of Davis Creek at junction of Sugar Hill Lookout road and one to Ft. Bidwell. Comment
  UCD149866  Trifolium macrocephalum Harry George 1967-6-15 s.n. Modoc Lookout. Comment
  JEPS65976  Trifolium microcephalum Frances D. Payne 1931-6-22 234 Modoc se Alturas (Parker Creek); Warner Mtns Comment
  CHSC115603  Trifolium pratense Lowell Ahart; John Dittes 2015-8-16 20365 B 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
  HSC15157  Trifolium pratense M. T. Milligan 1964-7-20 151 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  JEPS66037  Trifolium pratense W. L. Jepson 1918-8-9 7910 Modoc near Ft. Bidwell 1432 Comment
  CAS-BOT-BC181771  Trifolium productum Bruce Bartholomew 1991-8-6 6087 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  HSC81089  Trifolium productum G. M. Riegel 1980-7-26 935 Modoc South Warner Mountains 1829 Comment
  CAS-BOT-BC180166  Trifolium variegatum Bruce Bartholomew 1994-7-1 6761 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  CAS-BOT-BC180160  Trifolium wormskioldii Bruce Bartholomew; Barrett Anderson 1990-7-20 5540 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  CHSC116083  Trifolium wormskioldii Lowell Ahart; John Dittes 2015-7-16 20367 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
  HSC65606  Trifolium wormskioldii Thomas Wood 1979-8-9 242 Modoc Dirt road along Bidwell Creek, 2.9 mi. NW of junction with Co. Hwy. 2, N of Ft. Bidwell 1509 Comment
  CAS-BOT-BC245036  Triglochin concinna var. debilis Alice Eastwood; John Thomas Howell 1940-6-12 8036 Modoc Likely. Comment