Search Results — 2000 specimen records retrieved (1488 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC401289  Abies concolor Mrs. M. H. Manning Modoc Ft. Bidwell 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-BC15636  Achillea millefolium Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16505 Modoc 22 mi. W of Canby along Hwy 139. Comment
  POM203846  Achillea millefolium John T. Howell 1934-6-30 12254 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC242281  Achnatherum hymenoides Bruce Bartholomew 1993-6-13 6631 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC242277  Achnatherum lemmonii Bruce Bartholomew 1990-6-17 5310 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  UCD32697  Achnatherum lemmonii Beecher Crampton 1954-7-6 2113 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD50499  Achnatherum lemmonii R. Tofsrud 1947-7-1 245 Modoc Between Canby and Adin, Modoc County. Comment
  UCD50502  Achnatherum lemmonii L. Whitney 1935-6-9 3210 b Modoc White Horse. Modoc County. Comment
  UCD50712  Achnatherum lemmonii L. Whitney 1935-5-15 s.n. Modoc Near Alturas. Comment
  CAS-BOT-BC242317  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1988-6-23 4286 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  CAS-BOT-BC242321  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1990-7-21 5577 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  UC1025017  Achnatherum nelsonii subsp. dorei Leo Whitney 1935-7-12 2497 Modoc 10 mi w Cody (Cottonwood Flat); Cottonwood Flat 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
  CHSC79429  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-6 2114 Modoc Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UC1025060  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-23 3569 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  CAS-BOT-BC242309  Achnatherum thurberianum Clare Butterworth Hardham 1961-6-19 7859 Modoc Willow Creek. Comment
  CHSC111102  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2010-7-12 18354 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  UC748227  Aconitum columbianum Annie M. Alexander and Louise Kellogg 1946-7-29 5082 Modoc s. slope Emerson Peak; Warner Mts., Emerson Peak 2438 Comment
  HSC1956  Aconitum columbianum subsp. columbianum M. T. Milligan 1966-7-29 599 Modoc Slopes and ridges E of Jess Valley Comment
  CAS-BOT-BC218315  Actaea rubra Betty J. Hammerly 1941-6-20 29 Modoc Along banks of Clear Lake. S end of Warner Mts. 1767 Comment
  JEPS60376  Actaea rubra Milo S. Baker 1893-7-15 Modoc 1371 Comment
  CAS-BOT-BC218328  Adonis aestivalis K. Paulson; Robert Paulson 1988-6-10 22 Modoc SW of Dorris Reservoir. 1341 Comment
  CAS-BOT-BC218330  Adonis aestivalis Bruce Bartholomew 1995-6-4 6960 Modoc 1.1 km E of Canby on State Hwy 299. 1280 Comment
  CHSC107336  Adonis aestivalis Lowell Ahart; John Dittes 2011-6-21 17514 Modoc About 150 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA504667  Adonis aestivalis K. Paulson, R. Paulson 1988-6-10 22 Modoc SW of Dorris Reservoir. 1341 Comment
  UC26065  Agastache parvifolia Milo S. Baker 1893-6 Modoc Egg Lake Shore; on Egg Lake Shore Comment
  UCLA72420  Agastache urticifolia Frances D. Payne 1932-6-26 607 Modoc Parker Creek 1828 Comment
  HSC14192  Agastache urticifolia M. T. Milligan 1965-6-27 369 Modoc E slope of eroded volcanic plateau. 1677 Comment
  SEINET7940441  Agastache urticifolia M. S. Baker 1893-1 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC15647  Ageratina occidentalis Frederick H. Frost 1925-7-20 91 Modoc Cedar Camp, 2 mi. above Cedarville. 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
  HSC81110  Ageratina occidentalis G. M. Riegel 1979-7-30 620 Modoc S Warner Mtns. 640 Comment
  UC584288  Agoseris X dasycarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2371 Modoc center, along state highway Round Valley 1060 Comment
  CAS-BOT-BC15476  Agoseris X dasycarpa Frances D. Payne 1932-6-22 577 Modoc Parker Creek 1584 Comment
  CAS-BOT-BC15521  Agoseris X dasycarpa Leland S. Smith 1922-8-1 1316 Modoc Dutch Flat 1371 Comment
  CAS-BOT-BC21366  Agoseris aurantiaca var. aurantiaca L. S. Smith 1920-7-31 1194 Modoc Mill Creek (S) 2133 Comment
  UC584292  Agoseris grandiflora var. grandiflora G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2372 Modoc center, along state highway Round Valley 1600 Comment
  SJSU9681  Agoseris monticola W. Savage 1979-8-22 1577 Modoc Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC126788  Agoseris parviflora E. H. Steffen 1917-6-11 45 Modoc Jess Valley 1524 Comment
  JEPS119857  Agropyron cristatum subsp. pectinatum Lowell Ahart, John Dittes 2012-7-11 18346 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of Country Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  UCD57064  Agropyron spicatum L. Whitney 1935-7-11 3454 Modoc Hackamore. Comment
  JEPS68382  Agrostis alba Leland S. Smith 1918-1 108 Modoc 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
  JEPS123866  Agrostis exarata Lowell Ahart, John Dittes 2015-7-16 20394 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1025043  Agrostis exarata Leo Whitney 1935-8-19 3629 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1024667  Agrostis pallens Leo Whitney 2182 Modoc 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  UCD53122  Agrostis pallens Leo Whitney Date Unknown 2182 Modoc Hackamore, 15 miles norhtwest of Canby, Modoc National Forest. 1463 Comment
  UC188837  Agrostis perennans Milo S. Baker Modoc Forestdale Comment
  UCD53491  Agrostis stolonifera L. D. Whitney 1935-7-20 s.n. Modoc Pit River, Alturas. Comment
  CHSC30527  Agrostis variabilis N. E. H. Prouty 1979-8-4 95 .2 Modoc SW corner of Medicine Lake. 2011 Comment
  RSA531344  Aliciella micromeria Bruce Bartholomew, B. Anderson 1989-6-2 4820 Modoc SE corner of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC238449  Alisma gramineum Herbert L. Mason 1955-8-13 14653 C Modoc South end of Goose Lake. Comment
  CAS-BOT-BC245221  Alisma gramineum Herbert Louis Mason 1955-8-13 14653 A Modoc SW side of Goose Lake. Comment
  POM313031  Alisma gramineum H. L. Mason 1955-8-13 14653 -A Modoc Southwest side of Goose Lake Comment
  RSA69759  Alisma gramineum Alice Eastwood, J. T. Howell 1940-6-12 8037 Modoc Likely Comment
  UCD137903  Alisma gramineum Herbert L. Mason 1955-8-13 14653 A Modoc southwest side of Goose Lake. Comment
  UC985643  Alisma plantago-aquatica Verne Grant and Irving Schneider 1947-7-22 8138 Modoc n of Alturas (by State Quarantine Station, Highway 395); North Fork of Pit River Comment
  UC1100158  Alisma plantago-aquatica Herbert L. Mason 1955-8-13 14651 B Modoc s end Goose Lake Comment
  UC985650  Alisma plantago-aquatica Herbert L. Mason 1947-8-15 13559 Modoc 11 mi from Davis Creek (spring leading into w side of Goose Lake); Goose Lake Comment
  CHSC99118  Alisma triviale Lowell Ahart; John Dittes 2008-6-21 14990 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CAS-BOT-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-BC245008  Allium acuminatum Bruce Bartholomew 1989-7-15 4986 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC245014  Allium acuminatum Isabelo T. Kelly 1930-1-1 14 Modoc Buck Creek. Comment
  JEPS78242  Allium acuminatum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4887 Modoc Cedar Pass Warner Mts., Cedar Pass 1920 Comment
  RSA577793  Allium campanulatum L. C. Wheeler 1935-8-16 3887 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  SEINET12048096  Allium campanulatum Unknown 1947-1 s.n. Modoc grown at Pullman, WA, 2mi E of Cedar Pass, Warner Mts Comment
  JEPS127583  Allium geyeri var. tenerum L. P. Janeway 2016-5-17 12038 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. Whittemore Ridge 7.5' Quad Comment
  HSC2949  Allium lemmonii M. T. Milligan 1964-6-17 43 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  RSA367065  Allium lemmonii George Willet 1935-6-21 s.n. Modoc Modoc County: Warner Mtns. 2287 Comment
  HSC2972  Allium parvum M. T. Milligan 1964-4-25 Modoc N side of Doris Reservoir Comment
  CAS-BOT-BC244961  Allium platycaule K. Paulson; Robert Paulson 1988-5-24 14 Modoc Granger Canyon, Warner Mts.. 1554 Comment
  SEINET188106  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 miles nrotheast of Alturas. 1615 Comment
Read comments
Dec 2 2014
  JEPS47618  Allium platycaule L. S. Smith 1919-6-8 1123 Modoc Deep Creek Warner Mts., Deep Creek 1554 Comment
  JEPS50695  Allium platycaule Wayne Roderick 1963-6-9 Modoc at end of a bad road starting from a camp ground, going n, on the e side of Cedar Pass Warner Mountains, Cedar Pass 2133 Comment
  UC725720  Allium platycaule A. A. Heller 1941-6-25 16207 Modoc Cedar Pass 1935 Comment
  UCD143203  Allium platycaule L. K. Mann 1955-6-5 s.n. Modoc Near Cedar Pass, 3 miles towards Alturas from Modoc National Forest. Comment
  CAS-BOT-BC244948  Allium tolmiei var. tolmiei Bruce Bartholomew; Barrett Anderson 1989-6-3 4894 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC190744  Allophyllum integrifolium Bruce Bartholomew; Barrett Anderson 1988-7-22 4538 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  JEPS101211  Alopecurus aequalis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10476 Modoc Warner Mountains, North Emerson Lake margin Comment
  SJSU9642  Alopecurus geniculatus W. Savage 1979-7-8 1472 Modoc Round Valley Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC498761  Alopecurus geniculatus L. S. Smith 1924-6-21 1423 Modoc Modoc Forest Comment
  SEINET10971739  Alopecurus pratensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2614 Modoc 4 mi s of davis creek on us hwy 395, in very mesic grassland sedge meadow, Lupines very sparse and approximately a week or more behind the flowering of Those near alturas. 1402 Comment
  NY785947  Alyssum desertorum B. M. Bartholomew 1988-5-12 4134 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  RSA520451  Alyssum minus Bruce Bartholomew, B. Anderson 1989-4-27 4621 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  SEINET8075446  Alyssum simplex Noel H. Holmgren, Patricia K. Holmgren 1998-5-30 12993 Modoc Surprise Valley, Fort Bidwell-Cedarville road, 1.8 km (1.1 mi) south of the Fandango Pas road and 31.2 km (19.4 mi) north of downtown Cedarville.; 0 1370 Comment
  UC1585856  Alyssum simplex Barbara Ertter 1988-6-18 7607 Modoc w. side hwy 139 just s. of where it crosses railroad at jct to Clear Lake (n.e. of Dry Lake, e. of Lava Beds National Monument) 1249 Comment
  SEINET3871799  Amaranthus blitoides Richard R. Halse 2010-9-2 8110 Modoc Warner Mountains; Modoc National Forest; along State Hwy. 299 ca 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead.; 0 1619 Comment
  CDA23693  Amaranthus blitoides T. C. Fuller 1958-7-8 1952 Modoc Corporation Ranch, Likely. 0 Comment
  UC1191390  Amaranthus californicus Herbert L. Mason 1947-8-8 13461 Modoc Southwest margin of Big Sage Reservoir, northwest of Alturas. Comment
  JEPS124366  Amaranthus powellii Lowell Ahart, John Dittes 2015-7-16 20382 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA59741  Amelanchier pallida E. K. Balls 1950-5-20 147790 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  SEINET6195186  Amelanchier pallida M. J. Williams 1984-6-29 84- 72 -1 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  CAS-BOT-BC214626  Amelanchier utahensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 77 Modoc Parker Creek, near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC214635  Amelanchier utahensis Edward Kent Balls 1950-5-20 14790 Modoc South Fork Public Camp, Likely to Clear Lake, South fork Pitt River. 1432 Comment
  CAS-BOT-BC217082  Amelanchier utahensis A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill, Modoc Forest Comment
  CAS-BOT-BC217090  Amelanchier utahensis Alice Eastwood; John Thomas Howell 1940-6-12 8045 Modoc Between Likely and Jess Valley. Comment
  UC859121  Amelanchier utahensis C. L. Hitchcock 1940-5-27 6701 Modoc 15 mi ne Alturas 1676 Comment
  CAS-BOT-BC245112  Amphiscirpus nevadensis Louis Cutter Wheeler 1935-9-4 3944 Modoc McGinty Point, Goose Lake. 1463 Comment
  CHSC85172  Amsinckia menziesii John Dittes; Josephine Guardino 1991-7-21 393 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  HSC3546  Amsinckia menziesii M. T. Milligan 1965-6-26 325 Modoc N end Jess Valley. 1616 Comment
  CAS-BOT-BC54166  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-16 12212 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC54172  Amsinckia tessellata var. tessellata Isabelo T. Kelly 1930-1-1 63 Modoc unspecified Comment
  CDA40462  Amsinckia tessellata var. tessellata T. C. Fuller 1965-6-2 13594 Modoc South side of Highway 299 to Canby, 10.3 miles west of Alturas. 0 Comment
  UC1035989  Amsinckia tessellata var. tessellata Helen K. Sharsmith 1955-6-22 4502 Modoc just outside w boundary of Modoc National Forest (w slope Warner Mountains, West Valley resevoir); Warner Mountains, West Valley 1524 Comment
  HSC4653  Antennaria argentea M. S. Baker 1893-1 Modoc Egg Lake Comment
  HSC26518  Antennaria dimorpha J. P. Smith, J. O. Sawyer 1972-5-6 5245 Modoc County Rd. 86, just E of Adin. 1098 Comment
  CAS-BOT-BC15625  Antennaria dimorpha E. H. Steffen 1917-5-26 11 Modoc West Valley Camp. 1554 Comment
  RSA520454  Antennaria dimorpha Bruce Bartholomew, B. Anderson 1989-4-27 4609 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC15553  Antennaria luzuloides John Thomas Howell 1934-6-12 11992 Modoc 6 mi. S of Davis Creek. Comment
  UC748163  Antennaria rosea Annie M. Alexander and Louise Kellogg 1946-7-11 4973 Modoc w of Eight Mile Creek Comment
  CAS-BOT-BC15559  Antennaria rosea subsp. rosea Annie Montague Alexander; L. Kellogg 1946-6-27 4847 Modoc Highgrade, top of ridge 2 mi. by road from Dismal Swamp. 2377 Comment
  CAS-BOT-BC15564  Antennaria umbrinella Robert Patterson; Mona Bourell 1993-8-15 5278 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CHSC117244  Anthemis cotula Lowell Ahart 2016-7-16 21237 Modoc Between the first pond and the second going west, south of Ash creek Canal (now filled in) south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC99780  Apera interrupta Lowell Ahart; John Dittes 2008-6-21 14995 Modoc On damp soil, along the edge of the dying pond, north of the large culvert, east side 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
  CHSC12925  Aphyllon purpureum L. Mayer 1974-6-1 Modoc Near Clear Lake Res. Comment
  UC748274  Apocynum androsaemifolium Annie M. Alexander and Louise Kellogg 1946-6-28 4867 Modoc n. end Warner Mts., Pine Creek Canyon 1615 Comment
  UCD121284  Apocynum androsaemifolium J. P. Smith; J. O. Sawyer 1973-8-9 7261 Modoc Modoc National Forest, around shore of Blue Lake. 1828 Comment
  HSC3214  Apocynum androsaemifolium M. T. Milligan 1964-7-1 110 Modoc Ballard's Resvr. Rd. 3 mi. E of Modoc Co. Rd. 54. 1372 Comment
  UC71831  Aquilegia formosa Mrs. M. H. Manning 231 Modoc near Fort Bidwell 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
  NY485761  Aquilegia formosa M. S. Baker 1893-6-29 s.n. Modoc Comment
  UC8987  Aquilegia formosa Mrs. R. M. Austin and Bruce 1898-7-1 2296 Modoc Ross Canyon Comment
Read comments
May 13 2013
  CAS-BOT-BC218336  Aquilegia formosa var. formosa Elmer Ivan Applegate 1932-8-7 8245 Modoc Lily Lake, Bidwell pass, Warner Mts. Comment
  CAS-BOT-BC218343  Aquilegia formosa var. formosa Bruce Bartholomew; Barrett Anderson 1990-7-20 5499 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC218349  Aquilegia formosa var. formosa John Thomas Howell 1934-6-11 11952 Modoc Parker Creek, Warner Mts. 1584 Comment
  JEPS54274  Arabidopsis thaliana Frances D. Payne 1930-3-29 347 Modoc s and e of Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 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
  RSA0001878  Arabis bruceae Mrs. R. M. Austin, Bruce 1898-06 s.n. Modoc Hills near Davis Creek. Comment
  SEINET5340313  Arabis holboellii var. pinetorum E. K. Balls 1950-5-14 14691 Modoc .2m. south boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  JEPS53058  Arabis lyallii var. lyallii W. L. Jepson 1918-8-7 7893 Modoc n. slope Mt. Bidwell 2438 Comment
  CAS-BOT-BC58566  Arabis platysperma var. platysperma Elmer Ivan Applegate 1932-8-3 8117 Modoc High western slope of Warner Mts. N of Eagle Peak. Comment
  HSC26497  Arabis puberula J. P. Smith, J. O. Sawyer 1972-5-6 5267 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  UC118089  Arabis puberula R. M. Austin May 1894 30 Modoc Goose Lake Valley Comment
  RSA152602  Arabis puberula I. L. Wiggins, Dorothy Wiggins 1961-6-12 16378 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. 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
  HSC6567  Arabis sparsiflora var. subvillosa M. T. Milligan 1966-6-19 471 Modoc Plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC95644  Arctostaphylos nevadensis Elmer Ivan Applegate 1932-7-9 7571 Modoc N slope of Bidwell Mt. Comment
  CAS-BOT-BC95660  Arctostaphylos patula Bruce Bartholomew 1989-7-15 5021 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  UC21879  Arctostaphylos patula Milo S. Baker 1893-6 Modoc mountain sides Comment
  POM260875  Arenaria aculeata Alice Eastwood, J. T. Howell 1940-6-12 8106 Modoc West side of Cedar Pass. Comment
  UC748052  Arenaria aculeata Annie M. Alexander and Louise Kellogg 1946-7-23 5053 Modoc Warner Mountains, Emerson Peak Comment
  UC465483  Arenaria congesta var. subcongesta M. F. Gilman 579 Modoc Modoc Co. Canyons Comment
  CAS-BOT-BC15401  Arnica cordifolia Betty J. Hammerly 1941-6-20 36 Modoc Clear Lake 1767 Comment
  CAS-BOT-BC15415  Arnica cordifolia John Thomas Howell 1934-6-13 12064 Modoc Fandango Pass, Warner Mountains 1828 Comment
  HSC4680  Arnica cordifolia M. T. Milligan 1964-6-25 92 Modoc Upper Lassen Creek 1829 Comment
  SEINET6775021 Image available Arnica cordifolia A. M. Alexander, L. Kellogg 1946-6-5 4668 Modoc Emerson Creek, south of Eagleville, Warner Mountains 1981 Comment
  CHSC118076  Arnica cordifolia var. cordifolia L. P. Janeway 2016-5-18 12077 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  HSC81149  Arnica longifolia G. M. Riegel 1980-8-7 1011 Modoc S Warner Mtns. 2100 Comment
  UC936275  Arnica longifolia Annie M. Alexander and Louise Kellogg 1946-8-3 5100 Modoc head of Eagle Creek Warner Mountains, Eagle Creek Comment
  SEINET3396706  Artemisia arbuscula subsp. longicaulis S. C. McArthur, E. D. McArthur 1986-1 1558 Modoc 2.6 mi S of California line & 15 mi N of Ft. Bidwell Comment
  JEPS118495  Artemisia cana Chris Boever 2010-8-11 CA 370 -115 Modoc North Cedarville, CA to Fort Bidwell, 13 miles up the Lake Annie road East side of road. Comment
  CDA19748  Artemisia cana H. R. Leach September 1959 s.n. Modoc Modoc Plateau; No additional data provided. 0 Comment
  UC932084  Artemisia ludoviciana subsp. incompta Verne Grant and Alva Grant 1947-7-8 8005 Modoc Cedar Pass Warner Mountains, Cedar Pass Comment
  CDA13461  Artemisia ludoviciana subsp. ludoviciana G. F. Hrusa, T. D. Wilfred 1996-7-21 13308 Modoc Modoc Plateau; Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  RSA608601  Artemisia ludoviciana subsp. ludoviciana L. C. Wheeler 1935-9-3 3937 Modoc Tuttle Place, W side Goose Lake 1463 Comment
  HSC5017  Artemisia tridentata subsp. tridentata M. T. Milligan 1966-8-11 650 Modoc E of Jess Valley 1677 Comment
  HSC81037  Artemisia tridentata subsp. tridentata G. M. Riegel 1979-7-12 529 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC15652  Asclepias cordifolia Leland S. Smith 1398 Modoc Modoc County. Comment
  RSA0025586  Asclepias cordifolia John F. Emmel 1996-7-15 1435 Modoc East slope Warner Mtns; along County Road 42, ca. 2 air mi WNW of Snake Lake. 1829 Comment
  RSA152745  Asclepias cordifolia I. L. Wiggins, Dorothy Wiggins 1961-6-12 16441 Modoc Along Cedar Pass road 4 mi. E of Cedar Pass Summit Comment
  JEPS49885  Asclepias fascicularis Frances D. Payne 1931-7-5 327 A Modoc about 3 mi n Parker Creek (Fern Spring Gulch, s and e of Alturas); Warner Mountains 1828 Comment
  UCR34691  Aster alpigenus J. A. Harpel 1981-8-6 V- 34 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  RSA252480  Aster eatonii R. F. Thorne, C. W. Tilforth 1969-9-5 39174 Modoc Modoc National Forest, Warner Mts, along Fall Creek below Falls. 1738 Comment
  UCR74622  Aster occidentalis R. D. Goeden, J. Teerink 1989-8-23 890823- 15 Modoc Warner Mtns., Modoc National Forest, near east end of Fandango Pass Rd. 1585 Comment
  RSA518410  Aster subspicatus George K. Helmkamp 1990-9-23 J- 11 Modoc Drying mud flats beside Goose Lake, within 0.1 mile of the Oregon border 1372 Comment
  UCR67440  Aster subspicatus George K. Helmkamp 1990-9-23 I- 20 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC180155  Astragalus Leland S. Smith 1924-5-31 1351 Modoc Egg Lake Ranch S of house. Comment
  POM16274  Astragalus carinatus M. S. Baker 1893-1 128 Modoc Egg Lake Comment
  CAS-BOT-BC218212  Astragalus curvicarpus var. curvicarpus Margaret J. Williams 1984-6-29 84- 74 -1 Modoc 4.8 mi. in on Fandango Pass road from Hwy 395. 1524 Comment
  CAS-BOT-BC182073  Astragalus filipes James D. Jokerst 1983-5-31 1805 Modoc Near Signal Butte. 1340 Comment
  JEPS126549  Astragalus filipes Lowell Ahart, John Dittes 2016-6-6 20948 Modoc About 150 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  RSA523949  Astragalus filipes Barbara J. Ertter 1988-6-18 7619 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 Natl Monument E of Tonesta. 1311 Comment
  HSC14513  Astragalus filipes R. C. Wunner 1965-6-26 282 Modoc Lava Beds N. M., .1 mi. from Blue Eyes Point by side of road. Comment
  RSA0025568  Astragalus filipes John F. Emmel 1996-7-16 1439 Modoc Northeast end of Surprise Valley, east of north end of Upper Alkali Lake; sand dunes area 3.1 air mi west of south end Fee Reservoir. (SW 1/4, Section 25) and (NW 1/4, Section 36, Township 46N, Range 16E). 1366 Comment
  UC13366  Astragalus filipes Milo S. Baker 1893-7-3 Modoc top of bare rocky hill Comment
  CAS-BOT-BC182057  Astragalus lentiginosus var. lentiginosus R. M. Austin 1898-7-1 2210 Modoc Shore, Goose Lake. Comment
  CAS-BOT-BC182051  Astragalus malacus Bruce Bartholomew 1991-5-24 5713 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  NY677318  Astragalus obscurus B. M. Bartholomew 1993-5-13 6535 Modoc Just west of Mud Lake on road to West Valley Reservoir 1460 Comment
  NY677319  Astragalus obscurus B. M. Bartholomew 1991-5-24 5740 Modoc Near northwest side of Big Mud Lake and 2 km southwest of Nevada State boundary 1680 Comment
  NY694124  Astragalus pulsiferae var. coronensis G. Schoolcraft 1981-5-12 385 Modoc South of Alturas near Jones Lane 1402 Comment
  CAS-BOT-BC182037  Astragalus purshii Bruce Bartholomew; Barrett Anderson 1989-4-28 4643 Modoc 6.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1400 Comment
  CAS-BOT-BC182042  Astragalus purshii Bruce Bartholomew 1991-5-25 5751 Modoc Ca. 6 km NW of Tionesta on road to Lava Beds National Monument. 1310 Comment
  NY694437  Astragalus purshii var. tinctus B. M. Bartholomew 1993-5-10 6466 Modoc Below Emerson Campground, east side of Warner Mountains 1710 Comment
  UC13455  Astragalus purshii var. tinctus Milo S. Baker Jun 5, 1893 - June 8, 1893 Modoc Egg L. Comment
  UC13457  Astragalus purshii var. tinctus Mrs. R. M. Austin and Bruce June 1898 2207 Modoc Plains Goose Lake Comment
  RSA160020  Astragalus whitneyi var. confusus Clare B. Hardham 1961-6-18 7559 Modoc Cedar Pass. 1829 Comment
  RSA415765  Astragalus whitneyi var. confusus Christopher Davidson 1973-5-26 2122 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  RSA0017010  Astragalus whitneyi var. confusus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16381 Modoc Near junction of Cedar Pass road and California State Highway 299, 5.5 miles N. of Alturas. Comment
  RSA11933  Astragalus whitneyi var. confusus Elmer I. Applegate 1932-8-1 8015 Modoc Warren Peak, Warner Mountains. Comment
  SEINET10936502  Astragalus whitneyi var. confusus Jeffrey Huber 1971-6-3 Huber 95 Modoc 5 mi s of canby on calif hwy 299, lupinus heavily carpeting hillsides of large Basaltic boulders, sparse juniper, artemesia, purshia, poa assoc. 1280 Comment
  RSA0089889  Astragalus whitneyi var. lenophyllus Dean Wm. Taylor 2012-6-19 21244 b Modoc Mouth of Baggett Gulch (ca 3 air miles S of Canby), Modoc National Forest. 1463 Comment
  UC62694  Athyrium filix-femina var. cyclosorum Baker and Nutting 1894-9-5 Modoc near Forestdale Comment
  RSA59645  Athysanus pusillus E. K. Balls 1950-5-12 12648 Modoc Hillsides N of Bucks Creek Ranger Station; Modoc National Forest; east of Goose Lake. Comment
  SBBG117943  Athysanus pusillus R. C. Rollins, K. Rollins 1981-6-1 81189 Modoc Cedar Summit between Alturas and Cedarville, off St Hwy 299 1889 Comment
  UC118039  Athysanus pusillus Mrs. R. M. Austin June 1894 Modoc Willow Creek Comment
  POM103069  Atriplex argentea Mrs. R. M. Austin 1895-08 416 Modoc Goose Lake Comment
  JEPS117501  Atriplex argentea var. argentea Lowell Ahart, John Dittes 2010-8-31 17137 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95508  Atriplex confertifolia Bruce Bartholomew; Barrett Anderson 1989-6-2 4818 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  NY526833  Atriplex confertifolia B. M. Bartholomew 1989-4-29 4707 Modoc Southwest corner of Lower Lake, 1.8 km north of the Lassen County line, Surprise Valley. 1370 Comment
  CDA20223  Atriplex rosea G. Deal 2003-9-19 PDR 1151625 Modoc Modoc Plateau; Hwy 299 & 139, near Adin. 1289 Comment
  UCR64884  Atriplex rosea George K. Helmkamp 1990-9-23 H- 7 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA620098  Atriplex rosea Mary DeDecker 1974-9-30 3710 Modoc Just south of Alturas: along Highway 395. 1280 Comment
Read comments
Aug 23 2007
  CAS-BOT-BC95510  Atriplex truncata Louis Cutter Wheeler 1935-9-4 3941 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC1101612  Azolla filiculoides Herbert L. Mason 1947-8-12 13503 Modoc juction of N and S forks of Pit River Altura Comment
  UC30509  Balsamorhiza hookeri Mrs. R. M. Austin and Bruce 1898-7-1 2179 Modoc fields Goose Lake Goose Lake Comment
  CAS-BOT-BC218200  Balsamorhiza hookeri John H. Hatton 1911-6-9 1 Modoc Modoc County - Modoc National Forest 1356 Comment
  RSA26446  Balsamorhiza hookeri var. lagocephala Alice Eastwood, John Thomas Howell 1940-6-12 8079 Modoc Jess Valley Comment
Read comments
Oct 8 2007
  CAS-BOT-BC15185  Balsamorhiza hookeri var. lanata Margaret J. Williams; Thad Holcomb; Betty Holcomb; L. Saxton 1988-5-28 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  CAS-BOT-BC15190  Balsamorhiza hookeri var. lanata E. S. Willits 1940-5-4 212 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC15196  Balsamorhiza sagittata Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6538 Modoc Just W of West Valley Reservoir. 1460 Comment
  RSA152708  Balsamorhiza sagittata I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16410 Modoc Steep hillside in Cedar Pass, along Cedar Pass Road between Alturas and Cedarville Comment
  CAS-BOT-BC58673  Barbarea orthoceras Bruce Bartholomew; Barrett Anderson 1988-5-14 4187 Modoc 1.6 km W of Davis Creek SE corner of Goose Lake along Riverside Road. 1450 Comment
  CAS-BOT-BC58675  Barbarea orthoceras Annie Montague Alexander; L. Kellogg 1946-6-22 4818 Modoc Edge of Bidwell Creek, Warner Mts. Comment
  CAS-BOT-BC248383  Beckmannia syzigachne Robert F. Thorne; C. W. Tilforth 1969-9-4 39057 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1432 Comment
  UC70671  Beckmannia syzigachne Mrs. M. H. Manning 1903-6-1 408 Modoc north-eastern Modoc County Comment
  UCD56800  Beckmannia syzigachne L. Whitney 1935-7-7 3403 Modoc Howard Gulch. Comment
  UC472310  Berberis aquifolium var. aquifolium Franklin P. Nutting 1890-1 Modoc Big Valley Mts Comment
  CAS-BOT-BC54223  Berberis aquifolium var. repens John Thomas Howell 1934-6-11 11981 Modoc Parker Creek, Warner Mts. 1584 Comment
  HSC3368  Berberis aquifolium var. repens M. T. Milligan 1966-8-11 649 Modoc E of Jess Valley 1677 Comment
  RSA604675  Bergia texana L. C. Wheeler 1935-8-22 3910 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  CAS-BOT-BC54188  Betula glandulosa Bruce Bartholomew; Barrett Anderson 1988-7-23 4579 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC497321  Betula glandulosa Annie M. Alexander; Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  CAS-BOT-BC54192  Betula occidentalis Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6468 Modoc Along Emerson Creek below Emerson Campground, E side of Warner Mountains. 1600 Comment
  RSA504627  Betula occidentalis Bruce Bartholomew, B. Anderson 1988-6-24 4350 Modoc South Barber Creek, 6.3 km SW of Country Road 1 on Country Road 42, E side of the Warner Mountains. 1790 Comment
  RSA210843A  Bidens cernua R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39027 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  UCR67029  Bidens cernua George K. Helmkamp 1990-9-23 J- 7 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA603852  Bidens cernua L. C. Wheeler 1935-9-22 3996 Modoc Warm Springs Valley: Pit River at Rattlesnake Butte. 1341 Comment
  CAS-BOT-BC218109  Bistorta bistortoides Elmer Ivan Applegate 1932-8-3 8140 Modoc W slope of Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC218111  Bistorta bistortoides Francis Dorris Payne 1929-7-7 64 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  HSC80998  Bistorta bistortoides G. M. Riegel 1980-7-7 850 Modoc S Warner Mtns. 2100 Comment
  NY407588  Bistorta bistortoides M. S. Baker s.n. Modoc Edge of swampy meadow Comment
  CAS-BOT-BC15085  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC15113  Blepharipappus scaber Margaret J. Williams; et al 1988-6-2 88- 28 -4 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC15124  Blepharipappus scaber Roxana Stinchfield Ferris; R. Duthie 1919-6-13 57 Modoc Along Parker Creek, Warner Mts. Comment
  HSC28854  Blepharipappus scaber D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19370 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  HSC41111  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3258 Modoc Modoc National Forest; along Hwy. 299 just N west of Adin Pass 1524 Comment
  UC71693  Blepharipappus scaber Mrs. M. H. Manning Jul 1 1903-Aug 1 1903 165 Modoc near Fort Bidwell Comment
  CAS-BOT-BC15076  Blepharipappus scaber Milo Samuel Baker 1936-6-16 8353 Modoc Hwy 395 between Alturas and Likely. Comment
  CAS-BOT-BC15102  Blepharipappus scaber Gordon H. True 1964-6-3 1438 Modoc N Fork Pit River between Altura and Goose Lake. 1432 Comment
  CAS-BOT-BC15119  Blepharipappus scaber Mrs. Annie F. Rodda 1932-7-1 Modoc Near Alturas. 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
  RSA508244  Blepharipappus scaber F. R. Fosberg 1957-8-18 38851 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  UC894098  Blepharipappus scaber Milo S. Baker 1936-6-16 8353 Modoc Hwy 395 between Alturas and Likely Alturas; Hwy. 395 Comment
  JEPS53152  Boechera L. S. Smith 1917-7-2 68 Modoc Warren Mt. Warner Mts. 2590 Comment
  UC1567371  Boechera davidsonii G. Schoolcraft 1989-7-17 1967 Modoc e of Patterson Lake; Warner Mts. 2804 Comment
  CAS-BOT-BC95726  Boechera pauciflora Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2148 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95735  Boechera pauciflora John Thomas Howell 1934-6-13 12102 Modoc North fork of Barber Creek, Warner Mts. 1828 Comment
  CHSC118073  Boechera pauciflora L. P. Janeway 2016-5-17 12019 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  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-BC14148  Boechera pendulocarpa L. S. Smith 1917-7-2 55 Modoc Modoc Forest. Warren Peak, head of Parker Creek. 2316 Comment
  UC748072  Boechera platysperma Annie M. Alexander and Louise Kellogg 1946-8-1 5107 Modoc w slope Eagle Peak (below crest of divide); Warner Mountains Comment
  CAS-BOT-BC35124  Boechera puberula Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6488 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  CAS-BOT-BC25526  Boechera retrofracta Clare B. Hardham 1961-6-19 7591 Modoc Warner Mountains. Davis Creek. 2133 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-BC25708  Boechera sparsiflora C. L. Hitchcock 1940-5-27 6714 Modoc 15 miles northwest of Alturas. 1676 Comment
  CAS-BOT-BC25710  Boechera sparsiflora B. Bartholomew; B. Anderson 1989-4-27 4635 Modoc Ryan Canyon, 6.0 km northwest of Adin on road to Dutch Flat. 1370 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
  CAS-BOT-BC95741  Boechera sparsiflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6549 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  RSA0128801  Boechera sparsiflora Christopher Davidson 1973-5-26 2110 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC25903  Boechera suffrutescens Marion Ownbey; Fred G. Meyer 1940-7-1 2147 Modoc Warner Mountains. Cedar Peak. Comment
  CAS-BOT-BC497317  Boisduvalia Fred P. Cronemiller, Jr. 1920-6-15 8 Modoc McKenzie Spring 1310 Comment
  UC2116  Bolboschoenus fluviatilis Milo S. Baker 1893-7-2 Modoc Egg Lake Comment
  JEPS124310  Brodiaea coronaria Lowell Ahart, John Dittes 2015-7-15 20340 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  JEPS69154  Bromus briziformis Leland S. Smith 1918-6-14 939 Modoc Buck Creek Ranger Station 1524 Comment
  RSA180226  Bromus briziformis Clare B. Hardham 1961-6-18 7520 Modoc Cedar Pass. 1829 Comment
  CAS-BOT-BC242431  Bromus carinatus var. carinatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16435 Modoc 4 mi. E of Summit of Cedar Pass, along Cedar Pass road. Comment
  CAS-BOT-BC242442  Bromus carinatus var. carinatus Leland S. Smith 1917-7-18 77 Modoc Soldier Creek. 2011 Comment
  JEPS69157  Bromus carinatus var. carinatus L. S. Smith 1917-7-24 111 Modoc Warner Mountains, Joseph Creek Joseph Creek; Warner Mountains, Joseph Creek 1981 Comment
  UC1037151  Bromus carinatus var. carinatus Leo Whitney 1935-7-6 3413 Modoc Pit River near Lookout Pit River Comment
  UC162262  Bromus carinatus var. carinatus H. M. Hall and E. B. Babcock June, 1903 4247 Modoc Sierra Nevada Mountains, south-western Modoc County Sierra Nevada Mountains 1219 Comment
  UCD59097  Bromus carinatus var. marginatus L. Whitney 1935-7-6 s.n. Modoc Pit River. Stone Coal Valley. Comment
  UCD58469  Bromus commutatus Beecher Crampton 1954-7-6 2088 Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  UCD58483  Bromus commutatus L. D. Whitney 1935-8-10 s.n. Modoc Pit River. Alturas. Comment
  UC1024777  Bromus diandrus Leo Whitney 1934-6-2 2247 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UC1024895  Bromus diandrus Leo Whitney 1935-5-23 3119 Modoc 15 mi nw of Canby (Hackamore, Modoc National Forest, Lake Joaquina); Hackamore, Modoc National Forest, Lake Joaquina 1463 Comment
  CAS-BOT-BC242473  Bromus hordeaceus Bruce Bartholomew 1990-6-17 5321 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  CHSC99779  Bromus japonicus Lowell Ahart; John Dittes 2008-6-21 14987 Modoc On dry soil, about 10 yards north of a large culvert, on the 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
  JEPS69175  Bromus japonicus Leland S. Smith 1918-1 871 1/2 Modoc Comment
  SJSU9568  Bromus japonicus Wayne Savage 1979-7-3 1310 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD57992  Bromus japonicus Louis C. Wheeler 1973-8-23 s.n. Modoc Big Mud Lake. Comment
  SEINET5720387 Image available Bromus mollis Annie M. Alexander, Louise Kellogg 1946-1 4792 Modoc Silver Creek roads.; Patterson Mill 1829 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
  CAS-BOT-BC161573  Bromus suksdorfii L. S. Smith 1922-7-20 1277 Modoc Modoc Forest. Rush Creek Ranger Station in pasture. 1905 Comment
  UC1158680  Bromus suksdorfii Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8494 Modoc 15 mi e of Likely (along Clear Lake, Warner Mountains); Warner Mountains, Clear Lake 1828 Comment
  CAS-BOT-BC242451  Bromus tectorum Bruce Bartholomew; Mona Bourell 1990-4-26 5166 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  CAS-BOT-BC242457  Bromus tectorum Bruce Bartholomew; Barrett Anderson 1989-6-1 4755 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  HSC9121  Bromus tectorum M. T. Milligan 1964-6-4 29 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  HSC9360  Bromus tectorum M. T. Milligan 1965-6-23 299 Modoc N end Jess Valley 1616 Comment
  UCD60047  Bromus tectorum Beecher Crampton; Carl Rimbey 1954-7-6 2111 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  SEINET3923573  Bromus tectorum Leo Whitney 1935-5-26 3155 Modoc Ash Ceek, 10 miles east of Adin.; 0 Comment
  UCD123516  Callitriche palustris Herbert L. Mason; Verne Grant 1947-7-12 13428 Modoc south loop west side road, north of Likely. Comment
  UC1101515  Callitriche verna Verne Grant and Irving Schneider 1947-7-22 8136 Modoc n of Alturas (North Fork of Pit River by State Quarantine Station); North Fork of Pit River Comment
  UC1101518  Callitriche verna Herbert L. Mason and Verne Grant 1947-7-11 13366 Modoc s of Alturas (by Jones' Lane, off Highway 395) Comment
  CAS-BOT-BC244929  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1994-7-4 6848 Modoc Hubert Creek. 1390 Comment
  CAS-BOT-BC242150  Calochortus macrocarpus Isabelo T. Kelly 1930-1-1 8 Modoc Near Ft. Bidwell. Comment
  SD61019  Calochortus macrocarpus Darley F. Howe 1964-7-31 3905 Modoc 8.5 miles from entrance to Modoc National Forest, road east of Likely, Warner Mountains. 1615 Comment
  SJSU10008  Calochortus macrocarpus H. L. Buckalew 1961-6-28 Modoc opposite Upper Lake in Surprise Valley NE of Fort Bidwell 1402 Comment
  CAS-BOT-BC218350  Caltha leptosepala Leland S. Smith 1918-6-23 956 Modoc Near Big Four Mine, High Grade District, Mineral Spring. 2377 Comment
  UC118787  Caltha leptosepala Mrs. R. M. Austin July 1894 139 Modoc Lassen Creek Comment
  SBBG128894  Calycadenia fremontii L. Ahart, J. Dittes 2008-8-25 15294 Modoc W side of Pit River, ca. 1/8 mi E of County Rd 91, ca. 3.8 mi (air) NNE of Lookout 1273 Comment
  HSC80775  Calyptridium umbellatum G. M. Riegel 1980-7-22 1098 Modoc S Warner Mtns. 1829 Comment
  JEPS52515  Calyptridium umbellatum W. L. Jepson 1918-8-13 7981 Modoc Eagle Peak, summit Eagle Peak; Warner Mountains, Eagle Peak 3017 Comment
  JEPS52516  Calyptridium umbellatum W. L. Jepson 1918-8-7 7891 Modoc Mount Bidwell, summit Mount Bidwell 2438 Comment
  UC7768  Calyptridium umbellatum Milo S. Baker 1893-6-30 Modoc Egg Lake 1371 Comment
  CAS-BOT-BC95586  Calystegia occidentalis subsp. occidentalis Bruce Bartholomew 1991-6-22 5866 Modoc E side of the Pit River, ca. 2 km S of Joseph Creek. 1410 Comment
  CHSC34970  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1976-6-14 3184 Modoc NE part of coounty, east of Goose L., 0.9 mi E of jct hwy 395 on Fandango Road. Comment
  CAS-BOT-BC242130  Camassia quamash subsp. breviflora Edward Kent Balls 1950-5-21 14816 Modoc About S Fork Public Camp, S Fork Pit River between Likely and Jess Valley. 1432 Comment
  CAS-BOT-BC242136  Camassia quamash subsp. breviflora Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6511 Modoc 11 km S of Oregon Border along W side of Goose Lake. 1440 Comment
  UC1191233  Camassia quamash subsp. breviflora Malcolm A. Nobs, S. Galen Smith 1949-5-29 773 Modoc 1 mi e of Lake City Comment
  CAS-BOT-BC242125  Camassia quamash subsp. breviflora Mrs. H. C. Cantelow 1941-5-16 s.n. Modoc SE end of Boca Dam. Comment
  RSA59816  Camassia quamash subsp. breviflora E. K. Balls 1950-5-15 14697 Modoc 15.8 miles northwest of Canby, Highway 139, by to to Hackamore 1402 Comment
  CHSC85128  Camelina microcarpa John Dittes; Josephine Guardino 1991-6-1 345 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
  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
  HSC6615  Camelina microcarpa M. T. Milligan 1964-6-4 26 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  UCD150429  Camelina microcarpa Harry A. George 1966-6-2 s.n. Modoc Davis Creek, Lakeside Ranch. Comment
  UC1368464  Camissonia contorta R. K. Gierisch 1969-7-15 3543 Modoc Modoc <National> Forest Comment
  RSA600332  Camissonia subacaulis Louis C. Wheeler 1935-8-1 3731 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  POM38108  Camissonia subacaulis C. C. Bruce 1898-06 2203 Modoc Lake City Mt. Comment
  POM38366  Camissonia subacaulis R. M. Austin 1895-07 425 Modoc Willow Creek (Devils Garden) Comment
  RSA41243  Camissonia subacaulis A. M. Alexander, Louise Kellogg 1946-6-26 4831 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  RSA453342  Camissonia tanacetifolia subsp. tanacetifolia George Willet 1935-6-13 s.n. Modoc 4 miles east of Likely 1524 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
  RSA113690  Camissonia tanacetifolia subsp. tanacetifolia H. K. Sharsmith 1955-6-26 4508 -B Modoc Adjacent to Hwy 39, ca 20 miles N of Canby. Modoc National Forest. 1524 Comment
  JEPS53291  Capsella bursa-pastoris Frances D. Payne 1931-6-17 177 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  RSA27230  Cardamine breweri C. L. Hitchcock 1940-5-27 6712 Modoc 15 miles NE of Alturas. Comment
  CAS-BOT-BC58426  Cardamine breweri var. breweri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10527 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  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
  UCR34820  Carex J. A. Harpel 1981-8-6 V 3 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CHSC109494  Carex abrupta L. P. Janeway; B. Castro 2012-7-26 11007 Modoc Warner Mountains. At Little Lily Lake, 2.4 air km north of Mt. Vida. 2258 Comment
  UC1024320  Carex angustata Annie M. Alexander and Louise Kellogg 1946-6-15 4777 Modoc Deep Creek 2133 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-BC242327  Carex aquatilis var. aquatilis Annie Montague Alexander; L. Kellogg 1946-7-19 5033 Modoc Benton Meadow. 2072 Comment
  CAS-BOT-BC242369  Carex athrostachya Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10568 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  UC1537620  Carex athrostachya Gordon H. True Jr. 1939-8-16 999 Modoc Canby Comment
  SEINET7556921 Image available Carex diandra Unknown 1969-9-5 39164 Modoc Modoc National Forest, Warner Mts, Clear Lake. 1768 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
  CAS-BOT-BC242363  Carex integra Annie Montague Alexander; L. Kellogg 1946-7-18 5021 Modoc Benton Meadow, upper meadow. 2072 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
  JEPS109542  Carex luzulina Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10459 Modoc Warner Mountains, northeast face Eagle Peak 2880 Comment
  CAS-BOT-BC245178  Carex multicaulis Bruce Bartholomew 1992-5-17 6345 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  HSC48001  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19461 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  CAS-BOT-BC245160  Carex nebrascensis Louis Cutter Wheeler 1935-8-16 3870 Modoc Dismal Swamp. 2225 Comment
  CHSC106173  Carex nebrascensis Lowell Ahart; John Dittes 2010-8-30 17086 Modoc About 400 yards west the bridge across Ash Creek, Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1277 Comment
  JEPS117659  Carex nebrascensis Lowell Ahart, John Dittes 2010-8-30 17086 Modoc About 400 yards west the bridge across Ash Creek, Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north fo Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1277 Comment
  UC1024314  Carex nebrascensis Annie M. Alexander and Louise Kellogg 1946-6-12 4731 Modoc Fort Bidwell 1444 Comment
  UC1100496  Carex nebrascensis Herbert L. Mason, Verne Grant 1947-7-10 13354 Modoc 1/4 mi w Dorris Reservoir (2 mi e of Alturas) Comment
  CDA33120  Carex nebrascensis T. C. Fuller 1961-5-17 6960 Modoc Old lumber mill site, Sugar Hill planting area, Lassen Creek. 0 Comment
  SEINET10711428  Carex nebrascensis Gordon H. True 1939-6-25 True 992 Modoc Boles Meadow, NW of Alturas. Comment
  UC1100495  Carex nebrascensis Herbert L. Mason, Verne Grant 1947-7-12 13435 Modoc n Likely; Corporation Ranch Headquarters Comment
  UC1536800  Carex nebrascensis Gordon H. True Jr. 1939-6-25 992 Modoc nw Alturas; Boles Meadow Comment
  UC1100592  Carex pellita Herbert L. Mason, Verne Grant 1947-7-10 13354 a Modoc 1/4 mi w Dorris Reservoir (2 mi e of Alturas) Comment
  CAS-BOT-BC245154  Carex praegracilis Alice Eastwood; John Thomas Howell 1940-6-12 8035 Modoc Likely. Comment
  UC1024317  Carex praegracilis Annie M. Alexander and Louise Kellogg 1946-6-14 4761 Modoc branch to Silver Creek (Patterson Mill Rd.) 1828 Comment
  POM304483  Carex praegracilis Alice Eastwood, John Thomas Howell 1940-6-12 8035 Modoc Likely Comment
  CHSC67137  Carex rossii James D. Jokerst 1987-5-14 2877 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, E and ad-jacent to SW-NE oriented fence. 1348 Comment
  SD130395  Carex scopulorum B. Bartholomew, B. Anderson 1988-7-23 4588 Modoc Warner Mountains; vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp;perennial. 2170 Comment
  CHSC100426  Carex sheldonii Lowell Ahart; John Dittes 2008-8-25 15292 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  JEPS120116  Carex sheldonii Lowell Ahart, John Dittes 2012-7-10 18306 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. Comment
  SEINET3827144  Carex subfusca Miriam C. Fritts, Harold C. Fritts 1997-1 97 -56 Modoc Modoc National Forest Highway 139, six miles north of junction with Highway 299. Howard Gulch Campground. 149 Comment
  UC70019  Carex vernacula Mrs. M. H. Manning Aug. 1903 433 Modoc ne Modoc County 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
  CAS-BOT-BC225990  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Mona Bourell 1990-4-28 5203 Modoc 1.9 km SE of Rush Creek on road up Hunters Ridge. 1430 Comment
  CAS-BOT-BC229813  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-6-24 4363 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC229819  Castilleja applegatei subsp. pinetorum Leland S. Smith 1922-8-5 1327 Modoc Barber Canyon below Dutch Flat. 1524 Comment
  JEPS3898  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-27 4844 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  JEPS86681  Castilleja applegatei subsp. pinetorum L. R. Heckard with T. I. Chuang 1990-7-14 6762 Modoc ca 2 mi n Cedar Pass (along Old Common Mill Rd, 0.7 mi e of Soldier Creek Rd) 2075 Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  RSA185375  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-18 7595 Modoc Warner Mountains, Davis Creek. 2134 Comment
  UC199394  Castilleja applegatei subsp. pinetorum Franklin P. Nutting Modoc near Egg Lake Comment
  UC986480  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-27 4844 Modoc 2 mi from by road Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  CAS-BOT-BC225972  Castilleja applegatei var. pinetorum M. M. Hanna 1956-6-7 1009 Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC226006  Castilleja arachnoidea Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2140 Modoc N slopes, Cedar Peak, Warner Mountains. Comment
  CAS-BOT-BC226012  Castilleja arachnoidea Bruce Bartholomew 1995-8-1 7162 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  CHSC70480  Castilleja arachnoidea A. Sanger 1997-6-23 2542 Modoc End of road on east side of Bald Mountain. 2255 Comment
  JEPS81045  Castilleja arachnoidea J. P. Smith and J. O. Sawyer 1973-8-8 7236 Modoc near or at Eagle Peak summit; Eagle Peak 2987 Comment
  RSA185378  Castilleja arachnoidea Clare B. Hardham 1961-6-18 7811 Modoc Hills above Cedar Pass. Comment
  CAS-BOT-BC226022  Castilleja lacera Elmer Ivan Applegate 1929-6-24 5893 Modoc Between Alturas and Davis Creek. Comment
  JEPS62827  Castilleja lacera John Weiler 1970-7-8 70238 Modoc n of Adin (along road to Rush Creek Camp grounds near its junction with Highway 299) 1524 Comment
  JEPS76161  Castilleja lacera T. I. Chuang with Fei-Mei Chuang 1977-7-26 7662 Modoc 2.2 mi n Adin (at junction of Highway 299 and road to Rush Creek Campground) 1371 Comment
  JEPS13374  Castilleja linariifolia Herbert L. Mason 1955-8-14 14654 Modoc sw side Goose Lake (at Fletcher's Place) Comment
  UC26460  Castilleja miniata Mrs. R. M. Austin and Bruce Jul 1898 2242 Modoc Goose Lake mts. Comment
  UC986479  Castilleja miniata Annie M. Alexander and Louise Kellogg 1946-7-12 4978 Modoc Cowhead Lake Comment
  CAS-BOT-BC32565  Castilleja ochracea Alice Eastwood; John Thomas Howell 1940-6-11 8016 Modoc 7 miles SW of Canby Comment
  CAS-BOT-BC226054  Castilleja pilosa Elmer Ivan Applegate 1932-7-9 7602 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC226060  Castilleja pilosa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16470 Modoc Roadside 2.4 mi. S of Davis Creek, SE side of Goose Lake. Comment
  CAS-BOT-BC241009  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8206 Modoc Near Kelley Hot Springs Comment
  CAS-BOT-BC241011  Castilleja pilosa Marion Ownbey; Fred G. Meyer 1940-7-1 2140 Modoc North slopes, Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC226078  Castilleja tenuis Clare Butterworth Hardham 1961-6-18 7804 Modoc Lava Flows, N Fork Pit River, 3.3 mi SW of Cedar Pass. 1371 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
  UC452542  Ceanothus X rugosus Franklin P. Nutting Modoc w side Egg Lake Lava Beds, w side Egg Lake Comment
  CAS-BOT-BC217138  Ceanothus cuneatus var. cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road. 1371 Comment
  CAS-BOT-BC217110  Ceanothus prostratus John H. Hatton 1911-6-13 71 Modoc Rush Creek. 1524 Comment
  HSC18321  Ceanothus prostratus M. T. Milligan 1967-6-15 654 Modoc E of Jess Valley 171 Comment
  JEPS42256  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Forestdale Comment
  SEINET12210602  Ceanothus prostratus J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4132 Modoc On White Horse Road near Egg Lake, n.w. of Lookout Comment
  CAS-BOT-BC217116  Ceanothus velutinus Betty J. Hammerly 1941-6-20 37 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  CAS-BOT-BC217120  Ceanothus velutinus Bruce Bartholomew 1989-7-15 5020 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  RSA152459  Ceanothus velutinus I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 s.n. Modoc Brushy knoll near summit of Fandango Pass, Warner Mtns Comment
  UC18457  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  CAS-BOT-BC15096  Centaurea cyanus Bruce Bartholomew 1990-6-17 5340 Modoc Surprise Valley, 0.3 mi N of Lake City on County Rd 1. 1390 Comment
  CHSC117247  Centaurea cyanus Lowell Ahart; John Dittes 2016-7-16 21236 Modoc Between the first pond and the second going west, south of Ash creek Canal (now filled in) south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  UC2043249  Centaurea cyanus Barbara Ertter 1995-7-1 14460 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  CDA7215  Centaurea diffusa Loring White 1959-8-19 Modoc West of Canby. 0 Comment
  CDA7217  Centaurea diffusa Loring White 1959-8-19 Modoc West of Canby. 0 Comment
  UCD130120  Centaurea virgata subsp. squarrosa T. C. Fuller 1962-8-29 9487 Modoc road to Adin, 0.2 mile east of Lookout, Big Valley. Comment
  JEPS121189  Centromadia pungens subsp. pungens Lowell Ahart, John Dittes 2013-7-25 18957 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
  CHSC100419  Cercocarpus betuloides var. macrourus Lowell Ahart; John Dittes 2008-8-26 15357 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the southeast side of unnamed road, 2660 feet east of intersection with County Road 85a, 0.3 miles (air) north-northeast of Lookout. 1276 Comment
  JEPS13215  Cercocarpus betuloides var. macrourus Milo S. Baker 1893-6 Modoc Forestdale Comment
  HSC59869  Cercocarpus ledifolius J. P. Smith, J. O. Sawyer 1973-8-9 7267 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  RSA1100  Cercocarpus ledifolius E. R. Johnson 1928-8-31 1193 Modoc E side of Lava Beds bet lookout and Bartle Comment
  RSA613685  Cercocarpus ledifolius Louis C. Wheeler 1935-9-23 4006 Modoc Pease Flat, Devil's Garden. 1524 Comment
  RSA0018317  Cercocarpus ledifolius Joan Stewart 2005-6-6 2484 Modoc Stowe Reservoir, Warner Mountains. Comment
  NY848759  Cercocarpus ledifolius var. intermontanus L. S. Rose 1940-6-13 40553 Modoc Fandango Pass 1905 Comment
  CAS-BOT-BC197528  Cercocarpus ledifolius var. ledifolius Frederick H. Frost 1925-7-11 31 Modoc Cedar Canyon, 2 mi. above Cedarville, Warner Mts. Comment
  CAS-BOT-BC197530  Cercocarpus ledifolius var. ledifolius Barrett Anderson 1986-7-10 3194 Modoc West Warner Rd N of the North Fork of Pine Creek. 1965 Comment
  UC585213  Cercocarpus ledifolius var. ledifolius E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1821 Modoc about 3 mi w of Cedarville (in the Warner Mountains, Cedar Creek Canyon); Warner Mountains, Cedar Creek Canyon 152 Comment
  CAS-BOT-BC15062  Chaenactis douglasii var. douglasii R. M. Austin; C. C. (Mrs.) Bruce 1898-7-1 2177 Modoc Davis Creek plains. Comment
  CHSC112509  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2014-6-3 11315 Modoc Great Basin. Top of knoll between the lower end of Long Canyon and the lower end of Poison Springs Canyon, overlooking north end of Surprise Valley. 1567 Comment
  HSC81051  Chaenactis douglasii var. douglasii G. M. Riegel 1980-7-18 909 Modoc South Warner Mountains 1739 Comment
  UC71601  Chaenactis douglasii var. douglasii Mrs. M. H. Manning Jul 1 1903-Aug 1 1903 256 Modoc near Fort Bidwell (ne Modoc Co) 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
  JEPS9109  Chamaesaracha nana W. L. Jepson 1918-8-7 7854 Modoc Mt. Bidwell 1798 Comment
  HSC80796  Chamaesaracha nana G. M. Riegel 1980-7-3 823 Modoc S Warner Mtns. 2100 Comment
  CHSC106178  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2010-8-30 17054 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS52341  Chamaesyce serpyllifolia Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  SEINET9443176  Chamaesyce serpyllifolia M. J. Williams 1985-1 85- 66 -2 Modoc Big Sage Reservoir NW of Alturas. 1524 Comment
  UC1192289  Chamaesyce serpyllifolia Verne Grant and Irving Schneider 1947-8-27 8314 Modoc sw end Clear Lake Comment
  UC17672  Chamaesyce serpyllifolia Milo S. Baker 1893-7-25 Modoc on island Egg Lake Comment
  JEPS121230  Chenopodium album Lowell Ahart, John Dittes 2013-7-24 18933 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  UC1191334  Chenopodium album Herbert L. Mason and Verne Grant 1947-7-12 13420 Modoc s Alturas (irrigation ditch near s end of w side road, along railroad tracks); Pit River Valley Comment
  JEPS59682  Chenopodium album Frances D. Payne 1932-7-10 695 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC95516  Chenopodium berlandieri Bruce Bartholomew 1990-8-3 5596 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  HSC80941  Chenopodium desiccatum G. M. Riegel 1980-8-25 1102 Modoc S Warner Mtns. 1739 Comment
  CDA3015  Chenopodium foliosum T. C. Fuller 1963-7-16 10912 Modoc Lassen Creek near old sawmill site, 6 miles southeast of Willow Ranch. 0 Comment
  NY537067  Chenopodium glaucum L. C. Wheeler 1935-8-18 3892 Modoc 2 miles northeast of Alturas Comment
  POM103304  Chenopodium simplex Mrs. R. M. Austin 1895-07 420 Modoc Goose Lake Comment
  RSA604000  Chenopodium simplex L. C. Wheeler 1935-8-12 3830 Modoc Warner Mountains: Cottonwood Creek. 1981 Comment
  CHSC109211  Chimaphila umbellata L. P. Janeway; B. Castro 2012-7-24 10967 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
  JEPS58873  Chimaphila umbellata L. S. Smith 1917-9-18 162 Modoc Warner Mts., Lassen Creek 1889 Comment
  UC21660  Chimaphila umbellata Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC15002  Chrysothamnus nauseosus subsp. albicaulis Louis Cutter Wheeler 1935-9-10 3968 Modoc McGinty Reservoir, Devil's Garden. 1524 Comment
  RSA67197  Chrysothamnus nauseosus subsp. albicaulis P. A. Munz 1951-9-14 16980 Modoc Jess Valley, Warner Mts. 1616 Comment
  CAS-BOT-BC14994  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1934-6-30 12260 Modoc Duncan Horse Camp. 1355 Comment
  JEPS21426  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1918-8-12 7947 Modoc Jess Valley 1584 Comment
  JEPS124304  Cichorium intybus Lowell Ahart, John Dittes 2015-7-15 20344 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CAS-BOT-BC21485  Cicuta douglasii John Thomas Howell 1934-6-12 12001 Modoc Davis Creek. Comment
  UC1276069  Cirsium arvense Loring White 1959-7-2 Modoc 1.5 mi s Tule Lake Comment
  CAS-BOT-BC14957  Cirsium cymosum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 70 Modoc Above Parker Creek. 1981 Comment
  JEPS59284  Cirsium cymosum var. cymosum W. L. Jepson 1918-8-7 7888 Modoc Mt. Bidwell 2505 Comment
  CAS-BOT-BC14926  Cirsium douglasii var. breweri Louis Cutter Wheeler 1935-9-10 3966 Modoc McGinty Reservoir, Devil's Garden 1463 Comment
  CAS-BOT-BC14933  Cirsium occidentale var. candidissimum John Thomas Howell 1934-6-13 12084 Modoc Surprise Valley near Fort Bidwell. Comment
  CAS-BOT-BC14935  Cirsium occidentale var. candidissimum Roxana Stinchfield Ferris 1951-9-14 12466 Modoc Cedar Pass, Warner Mountains, between Cedarville and Alturas Comment
  HSC81012  Cirsium occidentale var. candidissimum G. M. Riegel 1980-7-15 908 Modoc South Warner Mtns. 2100 Comment
  CDA31791  Cirsium ochrocentrum K. Haas 2007-2-6 PDR# 1402971 Modoc County Rd 1, Cedarville 0 Comment
  CDA36039  Cirsium ochrocentrum CDFA Staff Jul 1985 Modoc Alturas. 0 Comment
  CAS-BOT-BC14939  Cirsium scariosum Elmer Ivan Applegate 1932-8-1 8041 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  CAS-BOT-BC14942  Cirsium scariosum K. Paulson; Robert Paulson 1989-7-4 170 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2121 Comment
  HSC5395  Cirsium scariosum M. T. Milligan 1966-8-3 641 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC191001  Clarkia Fred. P. Cronemiller 1920-6-15 9 Modoc McKenzie Spring. 1310 Comment
  UC20340  Clarkia gracilis Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC191067  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1991-7-4 5926 Modoc Vicinity of Pine Spring between Miller Gulch and Twin Lakes. 1420 Comment
  UCD150422  Clarkia lassenensis Harry A. George 1967-6-15 s.n. Modoc S. of Adin. Comment
  CAS-BOT-BC191045  Clarkia rhomboidea Robert J. Weatherby 1955-7-8 1622 Modoc 6 mi. N of Ft Bidwell. 1737 Comment
  CAS-BOT-BC191048  Clarkia rhomboidea Bruce Bartholomew 1989-7-14 4950 Modoc ca. 6.5 km NE of Egg Lake and 0,8 km E of Survice Gulch. 1340 Comment
  HSC80902  Clarkia rhomboidea G. M. Riegel 1980-8-28 1121 Modoc S Warner Mtns. 2100 Comment
  RSA646254  Clarkia rhomboidea Peter H. Raven, Otto T. Solbrig 1958-6-18 13309 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  SEINET10819638  Clarkia rhomboidea Nancy R. Morin 1978-7-6 Morin 261 Modoc Warner Mts. Campground ca 1/2 mile W of Cedar Pass, Cedar Mtn.; ca 6000 feet. Dry gravelly slopes. 1830 Comment
  CHSC117882  Claytonia rubra subsp. rubra L. P. Janeway 2016-5-16 11986 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  CAS-BOT-BC226085  Collinsia parviflora Elmer Ivan Applegate 1932-8-2 8085 Modoc Mill Creek Meadow, western slope of Warner Mts. Comment
  CAS-BOT-BC226094  Collinsia parviflora Annie Montague Alexander; L. Kellogg 1946-6-14 4756 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC229861  Collinsia parviflora Leland S. Smith 1919-5-3 1089 Modoc Rock Spring. 1726 Comment
  CHSC117876  Collinsia parviflora L. P. Janeway 2016-5-17 12025 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
  UC1032576  Collinsia parviflora R. C. Wilson 1933-6-11 45 Modoc Modoc National Forest, Rush Creek Rush Creek; Modoc National Forest, Rush Creek 1432 Comment
  UC672461  Collinsia parviflora F. H. Frost 1925-7-25 179 Modoc Warner Mountains, Eagle Peak Eagle Peak; Warner Mountains, Eagle Peak Comment
  CAS-BOT-BC229867  Collinsia parviflora E. H. Steffen 1917-5-21 7 Modoc West Valley camp. 1676 Comment
  RSA531341  Collinsia parviflora Bruce Bartholomew, M. Bourell 1990-4-26 5158 Modoc 0.5 km S of Day. 1100 Comment
  UCSB27160  Collinsia parviflora Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls, near Clear Lake, east of Likely; Warner Mtns 1767 Comment
  HSC16915  Collomia grandiflora M. T. Milligan 1964-7-20 159 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  RSA75736  Collomia grandiflora Mrs. R. M. Austin 1893-08 456 Modoc Goose Lake Valley. Comment
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Sep 5 2010
  CAS-BOT-BC190727  Collomia linearis Bruce Bartholomew 1994-7-2 6814 Modoc E of Bald Mtn. on E side of the Warner Mountains. 2230 Comment
  SJSU9625  Collomia linearis W. Savage 1959-7-7 1437 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1499 Comment
  SJSU9704  Collomia linearis W. Savage 1979-7-10 1528 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  UCR186867  Collomia tenella Glenn L. Clifton 2007-7-16 46426 Modoc Warner Mtns, South Fork Pine Creek 2172 Comment
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Jan 18 2008
  CAS-BOT-BC190709  Collomia tinctoria Bruce Bartholomew 1992-5-17 6344 A Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  CAS-BOT-BC190711  Collomia tinctoria Bruce Bartholomew 1991-7-6 5996 Modoc Webb Flat, 5.6 km S of turn off to Happy Camp Ranger Station. Area burned within the last year. 1400 Comment
  CAS-BOT-BC190717  Collomia tinctoria Bruce Bartholomew; Barrett Anderson 1988-5-12 4133 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  JEPS71065  Collomia tinctoria Milo S. Baker 1893-6-10 Modoc sw corner of county Forestdale Comment
  UC429110  Corallorhiza maculata M. F. Gilman 656 Modoc Mts. 1828 Comment
  UC429103  Corallorhiza striata Franklin P. Nutting Modoc near Whitehorse Lake Comment
  HSC80864  Cordylanthus capitatus G. M. Riegel 1980-7-23 929 Modoc N Warner Mtns. 1982 Comment
  RSA420748  Cordylanthus ramosus Louis C. Wheeler 1935-8-20 3899 Modoc Pine Spring, Devils Garden. 1524 Comment
  CAS-BOT-BC210271  Cornus sericea R. F. Thorne; C. W. Tilforth 1969-9-5 39177 Modoc Along banks of South Fork of Pit River at bridge, 3.8 mi. E. of Likely 1386 Comment
  CAS-BOT-BC95599  Cornus sericea John H. Hatton 1911-6-17 119 Modoc unspecified 1219 Comment
  CAS-BOT-BC95600  Cornus sericea Roxana Stinchfield Ferris; R. Duthie 1919-6-14 54 Modoc Parker Creek above the National Forest Boundary. Comment
  CAS-BOT-BC95595  Cornus sericea subsp. sericea Bruce Bartholomew; Barrett Anderson 1988-7-21 4444 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  HSC65599  Cornus sericea subsp. sericea Thomas Wood 1979-8-9 233 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of Jct. with Hwy. 2, N of Fort Bidwell. 1509 Comment
  UC1122815  Cornus sericea subsp. sericea R. C. Wilson 1933-6-25 52 Modoc Rush Creek Modoc Nat'l Forest, Canby Quad., Rush Creek Comment
  UC21513  Cornus sericea subsp. sericea Mrs. R. M. Austin and Bruce June 1898 2350 Modoc Lake City Canyon Comment
  CAS-BOT-BC190769  Corydalis aurea C. C. (Mrs.) Bruce 1898-7-1 2206 Modoc Warner Mts. Comment
  JEPS114435  Crataegus castlegarensis Lowell Ahart, John Dittes 2008-8-26 15334 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  JEPS114496  Crataegus castlegarensis Lowell Ahart, John Dittes 2008-8-25 15330 Modoc On the north bank of Ash Creek, Ash Creek State Wildlife Area, 4500 feet south of County Road 87, 2.7 miles (air) west of Adin, 9.1 miles (air) northeast of Bieber 1271 Comment
  CAS-BOT-BC197572  Crataegus douglasii Elmer Ivan Applegate 1897-6-5 848 Modoc unspecified Comment
  HSC102678  Crataegus douglasii J. P. Smith, J. O. Sawyer 2011-8-14 13372 Modoc Fence row along Plum Valley Road, east of Davis Creek. 1494 Comment
  RSA95107  Crepis acuminata F. W. Peirson 1926-6-25 6872 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  SJSU8812  Crepis bakeri H. L. Buckalew 1961-6-25 Modoc near Stowe Reservoir c. 1 mi N of Cedar Pass on Cedar-Alturas Road 2072 Comment
  CAS-BOT-BC14920  Crepis bakeri subsp. cusickii K. Paulson; Robert Paulson 1988-6-11 31 Modoc N of Stough Reservoir, Warner Mts.. 2011 Comment
  UC581221  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2376 Modoc Shaeffer Mountain; s side 1670 Comment
  CAS-BOT-BC14879  Crepis modocensis subsp. modocensis Ernest Brown Babcock; George Ledyard Stebbins 1936-6-9 1808 Modoc Cedar Creek Canyon, about 3 mi. W of Cedarville, Warner Mountains 1676 Comment
  RSA163736  Crepis modocensis subsp. modocensis Clare B. Hardham 1961-6-18 7583 Modoc Mts S of summit of Cedar Pass. Comment
  CAS-BOT-BC14886  Crepis modocensis subsp. subacaulis Bruce Bartholomew; Barrett Anderson 1988-5-14 4207 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC14867  Crepis occidentalis Bruce Bartholomew 1992-5-16 6338 Modoc Burned area along County Road 91, ca. 2.5 km S of turn off to Happy Camp Ranger Station. 1390 Comment
  CAS-BOT-BC14868  Crepis occidentalis Bruce Bartholomew 1992-8-9 6393 Modoc Upper region of Owl Creek drainage, below cliffs, E of Summit Trail, E side of Warner Mountains. 2470 Comment
  CHSC59501  Crepis occidentalis Mary Meyer 1980-5-1 Modoc Sand Creek. 1645 Comment
  CHSC70465  Crepis occidentalis A. Sanger 1997-6-3 2481 Modoc Along Mowitz Rd, at Boles Cr. crossing. Upland above creek. 1463 Comment
  CAS-BOT-BC14895  Crepis occidentalis subsp. occidentalis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16388 Modoc 5 mi. E of State Hwy. 299 on Cedar Pass Road. Comment
  POM356329  Crepis occidentalis subsp. pumila Christopher Davidson 1975-6-4 2593 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  CAS-BOT-BC14834  Crocidium multicaule Bruce Bartholomew 1991-5-25 5749 Modoc Ca. 1 km W of Tionesta. 1320 Comment
  CAS-BOT-BC14875  Crocidium multicaule William Albert Weber; Lewis Samuel Rose 1953-5-22 8451 Modoc 7 mi. E of Alturas on road to Cedarville. 1371 Comment
  HSC4706  Crocidium multicaule M. G. Burgoyne 1962-4-12 1001 Modoc 15 mi. W of Cedarville on Cedar Pass Hwy. 1982 Comment
  UC76037  Crocidium multicaule Milo S. Baker 1896-5-15 72 Modoc near Johnson's; Big Valley Comment
  SJSU11366  Cryptantha ambigua J. W. Tilden 1958-6-25 1263 Modoc Lava Caves near Monument Hdqtrs, Lava Bed National Monument Comment
  CHSC27608  Cryptantha humilis Robert Schlising 1978-7-29 3327 Modoc Warner Mountains, directly E of Warren Peak. 2852 Comment
  CAS-BOT-BC54106  Cryptantha intermedia Clare Butterworth Hardham 1961-6-18 7545 Modoc Hills 3 mi E of Cedar Pass. 1828 Comment
  SFV3084  Cryptantha intermedia I. L. Wiggins, D. B. Wiggins 1961-6-12 16382 Modoc Warner Mountains Rocky, clay mesa 5 miles east of CA Highway 299, along Cedar Pass Road. 1585 Comment
  SJSU9549  Cryptantha intermedia W. Savage 1979-7-3 1283 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC24650  Cryptantha intermedia M. S. Baker and Frank Nutting 1894-6-29 Modoc near Lookout; Big Valley Comment
  HSC3584  Cryptantha muricata M. T. Milligan 1964-6-6 9 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC54117  Cryptantha sobolifera Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2134 Modoc Cedar Pass, Warner Mountains Comment
  CAS-BOT-BC54118  Cryptantha sobolifera Robert Patterson; Mona Bourell 1993-8-15 5259 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC79458  Cryptantha torreyana Milo S. Baker 1893-7-5 Modoc Comment
  UC1222086  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc approximately 1.5 mi s Gassaway Reservoir; Quadrangle 16C2 1097 Comment
  UC1348998  Cupressus bakeri C. O. Stone 1963-12-26 276 Modoc 1 mi s Gassaway Reservoir 1109 Comment
  UC450146  Cuscuta indecora Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley Comment
  UC71860  Cuscuta subinclusa Mrs. M. H. Manning 1904-8 498 Modoc Joseph Creek Comment
  CAS-BOT-BC21483  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1993-6-12 6583 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CHSC117142  Cyperus squarrosus Lowell Ahart; John Dittes 2016-7-14 21201 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC698533  Cyperus squarrosus Louis C. Wheeler 1935-9-3 3938 Modoc McGinty Reservoir, Devil's Garden 1463 Comment
  POM229966  Cyperus squarrosus L. C. Wheeler 1935-9-3 3938 Modoc McGinty Reservoir, Devil s Garden 1463 Comment
  UC1204928  Cypripedium montanum R. C. Wilson 1933-6-21 99 Modoc Rush Creek Camp Canby Quadrangle Comment
  UC71859  Cypripedium montanum Mrs. M. H. Manning 1904-7-9 173 Modoc Cottonwood Pass Comment
  CAS-BOT-BC242182  Cypripedium montanum K. Paulson; Robert Paulson 1988-6-19 46 Modoc Field redacted by CAS, contact the data manager for more information 1554 Comment
  SEINET6627865  Cystopteris fragilis D. A. Charlet 1989-8-16 541 Modoc Warner Mountains, 1.1 kilometers northwest of Eagle Peak 2652 Comment
  UC70669  Dactylis glomerata Mrs. M. H. Manning June 1903 407 Modoc north-eastern Modoc County 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
  CAS-BOT-BC245217  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1990-7-19 5411 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CHSC71892  Damasonium californicum Vernon H. Oswald; Lowell Ahart 1998-9-8 9596 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. 1280 Comment
  HSC2885  Damasonium californicum M. T. Milligan 1964-7-1 112 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  RSA125343  Damasonium californicum Peter H. Raven, Otto T. Solbrig 1958-6-18 13325 Modoc Eastern outskirts of Lookout Comment
  RSA504602  Damasonium californicum Bruce Bartholomew, B. Anderson 1988-6-23 4272 Modoc 4 km W of Day on County road 94. 1340 Comment
  CAS-BOT-BC242491  Danthonia californica Leland S. Smith 1924-5-31 1365 Modoc Modoc National Forest - near Kramer Reservoir Comment
  JEPS68521  Danthonia californica L. S. Smith 1917-7-1 90 Modoc Deep Creek R.S. camp Warner Mts. 2133 Comment
  UC1024925  Danthonia californica var. americana Leo Whitney 1935-6-29 3353 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  JEPS68527  Danthonia intermedia Leland S. Smith 1918-1 Modoc Comment
  CAS-BOT-BC194375  Danthonia unispicata Melissa A. Berry 1957-6-29 s.n. Modoc Toward Cedar Pass, Warner Mts. 1524 Comment
  CAS-BOT-BC242489  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc Near Surprise, ca. 15 mi. N of Alturas. 1402 Comment
  SEINET190962 Image available Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt. Adin. 1829 Comment
  CAS-BOT-BC217337  Delphinium andersonii M. M. Hanna 1956-6-5 Modoc Cedar Pass Camp ground. Comment
  CHSC67128  Delphinium andersonii James D. Jokerst 1987-5-11 2827 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  CHSC117862  Delphinium depauperatum L. P. Janeway 2016-5-17 12041 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. 1494 Comment
  POM100694  Delphinium depauperatum R. M. Austin 1893-07 538 Modoc Goose Lake Valley. Comment
  RSA27686  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA59653  Delphinium nuttallianum E. K. Balls 1950-5-12 14637 Modoc above Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1768 Comment
  SBBG2167  Delphinium nuttallianum H. and M. Dearing 1939-6-9 3620 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  UC118561  Delphinium nuttallianum Mrs. R. M. Austin July 1884 Modoc Goose Lake Valley Comment
  RSA647813  Delphinium nuttallianum Marion P. Harthill 1972-4-17 849 Modoc Cedar Pass, alt 6300ft. 1921 Comment
  JEPS23388  Delphinium stachydeum L. S. Smith 1918-7-13 992 Modoc Nevada Range <to?> Mill Cr. Range; Eagle Pk. 2133 Comment
  CAS-BOT-BC242479  Deschampsia danthonioides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 167 Modoc Parker Creek at Modoc National Forest boundary. Comment
  UC1024843  Deschampsia danthonioides Leo Whitney 1935-6-9 3209 Modoc White Horse Comment
  UC1024896  Deschampsia danthonioides Leo Whitney 1935-5-23 3118 Modoc Bieberca. 15 mi. n.w. Camby (Lake Joaquina, near Dam); Modoc Nat'l Forest, Hackamore, Lake Joaquina 1463 Comment
  UCD61404  Deschampsia danthonioides A. A. Beetle 1941-6-29 2838 Modoc South slope of Mt. Adin. Comment
  CAS-BOT-BC247771  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1990-7-20 5496 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UC71577  Descurainia incana Mrs. M. H. Manning 1903-1 62 Modoc near Fort Bidwell (ne Modoc County) 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-BC58610  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1934-6-13 12065 A Modoc Fandango Pass, Warner Mts. 1828 Comment
  CAS-BOT-BC58616  Descurainia pinnata subsp. glabra John H. Hatton 1911-6-22 153 Modoc Huffman Ranch. Comment
  CHSC112433  Descurainia sophia Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18759 Modoc About 100 yards east of the Parking Area, near the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85190  Descurainia sophia John Dittes; Josephine Guardino 1991-6-1 344 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC58441  Descurainia sophia Isabelo T. Kelly 1930-1-1 29 Modoc Modoc County. Comment
  CAS-BOT-BC248357  Dicentra uniflora B. Bartholomew; H. Sun 2002-6-24 8840 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CAS-BOT-BC242118  Dichelostemma multiflorum Bruce Bartholomew 1990-6-15 5216 Modoc SW side of of Hunters Ridge, 6.3 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  JEPS58091  Dichelostemma multiflorum Frances D. Payne 1929-6-21 13 Modoc s and e of Alturas; Warner Mountains, Parker Creek Comment
  CAS-BOT-BC502682  Dichelostemma multiflorum Mrs. A. H. Rodda 1932-7-1 s. n. Modoc Near Macarthur Comment
  JEPS79132  Dichelostemma multiflorum L. R. Heckard with R. Bacigalupi 1980-6-10 5234 Modoc about 10 mi nw Lookout (along the Great Northern Railroad grade); Great Northern Railroad Grade Comment
  CAS-BOT-BC49463  Dieteria canescens var. shastensis Elmer Ivan Applegate 1923-3-17 3341 Modoc Dry Lake, SE of Tule Lake. Comment
  HSC5092  Dieteria canescens var. shastensis M. S. Baker 1893-1 Modoc Egg Lake Comment
  UC469011  Dieteria canescens var. shastensis Franklin P. Nutting Modoc Forrestdale Comment
  CAS-BOT-BC49469  Dieteria canescens var. shastensis Leland S. Smith 1919-8-8 1141 Modoc Hilton Dairy. 1493 Comment
  UC73890  Dieteria canescens var. shastensis Milo S. Baker 1893-6 Modoc Comment
  JEPS26493  Dimeresia howellii Lauramay T. Dempster 1961-6-18 1700 Modoc 3.2 mi e Cedar Pass (canyon s of highway) 1676 Comment
  UC705643  Dimeresia howellii Marion Ownbey and Fred G. Meyer 1940-7-1 2136 Modoc Cedar Pass; Warner Mts. Comment
  SEINET8350431  Diplacus jepsonii B. Bartholomew 1995-6-24 7032 Modoc 0.3 km w of turn off to Dusty's Waterhole from Forest Service Road 42N23. 1320 Comment
  SEINET195163 Image available Diplacus nanus Annie M. Alexander, Louise Kellogg 1946-1 5075 Modoc Horse Mountain, Warner Mts. Comment
  CAS-BOT-BC218288  Dodecatheon alpinum Bruce Bartholomew; Barrett Anderson 1988-7-23 4567 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC218294  Dodecatheon alpinum C. C. (Mrs.) Bruce 1898-7-1 2303 Modoc Head Davis Creek. Comment
  UC711853  Dodecatheon alpinum Roxana S. Ferris and Laura Lorraine 1941-8-13 10524 Modoc East Creek drainage Warner Mountains, Modoc National Forest, East Creek drng (Patterson Ranger Station, Modoc National Forest) 2164 Comment
  SEINET8552726  Dodecatheon alpinum M. J. Williams 1984-6-29 84- 71 -4 Modoc W side of Warner Mountains, Lily Lake. 2073 Comment
  RSA59799  Dodecatheon conjugens E. K. Balls 1950-5-17 14737 Modoc Howard's Gulch Public Camp, off Hwy. 139. N.W. of Canby. 1433 Comment
  UC22374  Dodecatheon conjugens Mrs. C. C. Bruce June 1898 2802 Modoc <?>ake<?>ly Mt. Comment
  CAS-BOT-BC218275  Dodecatheon conjugens var. conjugens C. C. (Mrs.) Bruce 1894-4-1 101 Modoc Davis Creek. Comment
  CAS-BOT-BC95127  Downingia bacigalupii E. S. Willits 1940-6-10 343 Modoc Adin. Comment
  CHSC106182  Downingia bacigalupii Lowell Ahart; John Dittes 2010-8-31 17124 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119656  Downingia bacigalupii Lowell Ahart, John Dittes 2012-7-10 18322 Modoc Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0039535  Downingia bacigalupii Lowell A. Ahart, John Dittes 2012-7-11 18334 Modoc North edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC95131  Downingia bicornuta var. bicornuta Bruce Bartholomew 1991-7-5 5954 Modoc 0.8 km N of State Hwy 139 on Forest Service road 46. 1520 Comment
  CAS-BOT-BC95132  Downingia bicornuta var. bicornuta R. K. Gierisch; D. H. Esplin 1969-7-16 3547 Modoc Spaulding Reservoir. 1432 Comment
  UC1112773  Downingia bicornuta var. bicornuta Calvin McMillan 1949-6-16 1535 Modoc 3 mi s Crowder Flat (about 7 mi s of the Oregon border, n central Modoc Co.) Comment
  UC890611  Downingia bicornuta var. bicornuta Elmer I. Applegate 1932-7-30 7946 Modoc just s Alturas Comment
  RSA611026  Downingia elegans L. C. Wheeler 1935-8-25 3916 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  SEINET3147634  Downingia elegans L. S. Rose 1940-6-11 40511 Modoc Canby 1326 Comment
  UC1192037  Downingia insignis Herbert L. Mason and Verne Grant 1947-7-10 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC890623  Downingia insignis Lewis S. Rose 1940-6-11 40511 Modoc Canby 1325 Comment
  CAS-BOT-BC41951  Draba albertina Gregg M. Riegel 1980-7-22 925 b Modoc South Warner Mountains. 2401 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
  CAS-BOT-BC58298  Draba albertina Annie Montague Alexander; L. Kellogg 1946-6-25 4823 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC58588  Draba verna Bruce Bartholomew; Barrett Anderson 1988-5-12 4101 Modoc White Horse. 1340 Comment
  CAS-BOT-BC58592  Draba verna Bruce Bartholomew; Mona Bourell 1990-4-28 5200 Modoc SE corner of North Alkali Lake, Surprise Valley. 1350 Comment
  RSA534713  Draba verna K. Paulson, R. Paulson 1991-5-25 221 Modoc W side of Goose Lake, ca 1 mi S of Log Landing. 1479 Comment
  CAS-BOT-BC214766  Drymocallis glandulosa John Thomas Howell 1934-6-13 12073 Modoc Fandango Pass, Warner Mts. Comment
  UC12536  Drymocallis glandulosa var. glandulosa Milo S. Baker 1894-6-13 Modoc w side Egg Lake 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-BC14807  Dugaldia hoopesii Robert Patterson; Mona Bourell 1993-8-14 5233 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CHSC99956  Dysphania ambrosioides Lowell Ahart; John Dittes 2008-8-25 15322 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-BC14808  Eatonella nivea Bruce Bartholomew 1991-5-24 5722 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  UCR67444  Echinochloa crus-galli George K. Helmkamp 1990-9-23 I- 25 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UCD61052  Echinochloa esculenta Dr. Gaso 1932-10-1 s.n. Modoc Alturas. Comment
  UC698625  Eleocharis quinqueflora Louis C. Wheeler 1935-8-15 3862 Modoc Dismal Swamp, Twenty Mile Creek Warner Mountains 2225 Comment
  HSC7336  Eleocharis rostellata M. T. Milligan 1966-6-30 509 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC245106  Elodea nuttallii Robert Folger Thorne; et al 1969-9-4 39118 Modoc N Fork of Pit River, 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  POM228876  Elodea nuttallii L. C. Wheeler 1935-9-29 4011 Modoc Two miles south of Alturas 1357 Comment
  UC803917  Elymus G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan 1949-8-7 4011 Modoc 35 mi s Tule Lake; Mud Lake 1524 Comment
  UC1024965  Elymus X macounii Leo Whitney 1935-7-6 3444 Modoc near Lookout; Pit River Comment
  UCD51674  Elymus X saundersii Beecher Crampton 1960-6-17 5691 Modoc 5 miles south of Perez, Plant Quarantine area. 1371 Comment
  SJSU2086  Elymus elymoides J. W. Tilden 1958-6-26 1272 Modoc near W side of Cedar Pass between Alturas & Cedarville, Warner Mts 1828 Comment
  CAS-BOT-BC247746  Elymus elymoides subsp. elymoides Clare Butterworth Hardham 1961-6-20 7871 Modoc Pine Creek. Comment
  CAS-BOT-BC247753  Elymus elymoides subsp. elymoides Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10587 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CAS-BOT-BC247759  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1988-7-22 4486 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  HSC10178  Elymus elymoides var. elymoides M. T. Milligan 1966-6-28 479 Modoc Volcanic plateau W of Jess Valley. 1829 Comment
  HSC10951  Elymus elymoides var. elymoides M. T. Milligan 1965-6-27 350 Modoc 1677 Comment
  CAS-BOT-BC247739  Elymus glaucus Bruce Bartholomew 1990-8-5 5682 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  HSC9710  Elymus glaucus M. T. Milligan 1966-6-28 475 Modoc East slope of volcanic plateau. 1677 Comment
  UCD61695  Elymus glaucus Beecher Crampton; Carl Rimbey 1954-7-6 2107 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  JEPS73991  Elymus glaucus subsp. glaucus Frances D. Payne 1932-7-18 709 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCD61274  Elymus macounii L. Whitney 1935-7-13 3492 Modoc Alturas. Comment
  UCD62454  Elymus multisetus Leo Whitney 1934-5-19 3044 Modoc Devil's Garden, Modoc National Forest, northeast portion of county. 1524 Comment
  HSC81819  Elymus spicatus G. M. Riegel 1980-6-30 790 Modoc S Warner Mtns. 1739 Comment
  JEPS114871  Elytrigia pontica subsp. pontica Lowell Ahart, John Dittes 2008-8-25 15307 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout 1273 Comment
  CAS-BOT-BC191013  Epilobium brachycarpum Bruce Bartholomew 1989-8-10 5038 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC191019  Epilobium brachycarpum Bruce Bartholomew 1991-7-5 5931 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  RSA164390  Epilobium brachycarpum Clare B. Hardham 1961-6-19 7820 Modoc Warner Mountains: Willow Creek; Davis Creek 1524 Comment
  UC20097  Epilobium brachycarpum Milo S. Baker 1925-6-25 Modoc nr. Egg Lake Comment
  CHSC106344  Epilobium campestre Lowell Ahart; John Dittes 2010-8-30 17058 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC109644  Epilobium campestre Lowell Ahart; John Dittes 2012-7-11 18331 Modoc Vernal pool like areas on the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC1191616  Epilobium campestre Herbert L. Mason and Verne Grant 1947-7-10 13329 Modoc 2 miles e Alturas; Dorris Reservoir Comment
  UC1191618  Epilobium campestre Verne Grant and Irving Schneider 1947-7-29 8177 Modoc s Alturas; Payne Reservoir 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
  HSC16299  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-7-26 581 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  JEPS123856  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2015-7-16 20368 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS43817  Epilobium ciliatum subsp. glandulosum L. S. Smith 1917-8-3 897 Modoc South Fork Davis Creek Warner Mts. 2133 Comment
  RSA41239  Epilobium ciliatum subsp. glandulosum A. M. Alexander, Louise Kellogg 1946-7-17 5008 Modoc Benton Meadow, Warner Mountains 2073 Comment
  POM262688  Epilobium glaberrimum subsp. fastigiatum Bud Fuller 1936-7-10 57 Modoc 15 miles northeast of Alturas 1524 Comment
  HSC75591  Epilobium hallianum G. M. Riegel 1980-8-7 1012 Modoc S Warner Mtns. 1670 Comment
  SEINET195699  Epilobium obcordatum Louise Kellogg, Annie M Alexander 1946-7-23 5050 Modoc Emerson Peak Warner Mountains Comment
  CAS-BOT-BC190944  Epilobium oregonense Bruce Bartholomew 1994-7-2 6800 Modoc 5.5 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2230 Comment
  CAS-BOT-BC190871  Epilobium pygmaeum Clare Butterworth Hardham 1974-8-6 20176 Modoc Cedar Pass. 1935 Comment
  CAS-BOT-BC190927  Epilobium pygmaeum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13332 Modoc Eastern outskirts of Lookout. Comment
  CHSC111399  Epilobium torreyi Lowell Ahart; John Dittes 2012-7-11 18350 Modoc Normal size plants, on dry bare soil, dry edges of ponds, 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-BC30178  Equisetum laevigatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16397 Modoc Roadside, at Thoms Creek, 6.1 mi. E of Calif. St. Highway 299, on Cedar Pass road. Comment
  CAS-BOT-BC30182  Equisetum laevigatum Bruce Bartholomew; Barrett Anderson 1990-7-21 5570 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  JEPS123858  Equisetum laevigatum Lowell Ahart, John Dittes 2015-7-16 20393 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS127319  Equisetum laevigatum Lowell Ahart, John Dittes 2016-7-14 21211 -B Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. Comment
  HSC16005  Eremalche parryi M. T. Milligan 1964-6-6 8 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CHSC109497  Eremogone aculeata L. P. Janeway; B. Castro 2012-7-26 11014 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  HSC63952  Eremogone aculeata Teresa Prendusi 1980-6-19 1111 Modoc Larkspur Seeding 3 mi. E of top of Upper Lake in the Larkspur Hills 1463 Comment
  CAS-BOT-BC95443  Eremogone congesta Bruce Bartholomew 1991-8-5 6045 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2450 Comment
  CAS-BOT-BC95445  Eremogone congesta Bruce Bartholomew; Barrett Anderson 1990-7-20 5458 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CAS-BOT-BC95449  Eremogone congesta Annie Montague Alexander; L. Kellogg 1946-6-10 4708 Modoc Lava bench between Lower and Snake lakes. Comment
  CAS-BOT-BC95456  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-13 8110 Modoc Surprise. Comment
  CHSC118082  Eremogone congesta var. subcongesta L. P. Janeway 2016-5-18 12054 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; uplands along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  SEINET12875573 Image available Eremogone congesta var. subcongesta John Thomas Howell, Alice Eastwood 1940-1 8110 Modoc Surprise Comment
  CAS-BOT-BC14810  Ericameria bloomeri Harvey Monroe Hall 1921-9-9 11667 Modoc Northern Modoc County. Comment
  JEPS31348  Ericameria greenei Leland S. Smith 1918-7-1 1028 Modoc Modoc National Forest Comment
  UC748095  Ericameria greenei Annie M. Alexander and Louise Kellogg 1946-8-9 5132 Modoc on slope above Patterson Lake; Warner Mountains, Patterson Lake Comment
  CAS-BOT-BC287481  Ericameria greenei B. Bartholomew 1990-8-4 5628 Modoc On N side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts 2610 Comment
  CHSC106341  Ericameria nauseosa var. oreophila Lowell Ahart; John Dittes 2010-8-30 17052 Modoc About 3 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 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
  SJSU9677  Ericameria nauseosa var. oreophila W. Savage 1979-8-23 1582 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest. T 43N, R 10E, NW 1/4 Sec 7 1511 Comment
  UC1281347  Ericameria nauseosa var. speciosa H. E. McMinn 1931-5-23 2478 Modoc Warren Mts., Fandango Pass Comment
  CAS-BOT-BC42832  Erigeron austiniae Alice Eastwood; John Thomas Howell 1940-6-12 8103 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC42843  Erigeron austiniae K. Paulson; Robert Paulson 1988-5-22 5 Modoc Engle Swamp Road, Devil's Garden. 1402 Comment
  CDA4406  Erigeron austiniae T. C. Fuller 1965-6-2 13595 Modoc South side of Highway 299 to Canby, 10.3 miles west of Alturas. 0 Comment
  CAS-BOT-BC42849  Erigeron bloomeri var. bloomeri Bruce Bartholomew; Barrett Anderson 1988-6-25 4393 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC42850  Erigeron bloomeri var. bloomeri Bruce Bartholomew; Barrett Anderson 1989-6-2 4785 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  UC1514875  Erigeron chrysopsidis var. austiniae Mrs. R. M. Austin May 1894 84 Modoc Lassen Creek Comment
  CAS-BOT-BC42776  Erigeron divergens Gordon H. True 1964-6-3 1457 Modoc North fork Pit River between Alturas and Goose Lake. 1463 Comment
  HSC5509  Erigeron divergens M. T. Milligan 1965-6-27 378 Modoc N end Jess Valley 1616 Comment
  UCR67037  Erigeron divergens George K. Helmkamp 1990-9-23 I- 11 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  POM36264  Erigeron divergens Mrs. R. M. Austin 555 Modoc Goose Lake Valley Comment
  RSA607255  Erigeron eatonii L. C. Wheeler 1935-8-4 3783 Modoc Dry Lake, Pine Creek. Warner Mts. 2104 Comment
  CAS-BOT-BC42762  Erigeron eatonii var. plantagineus John Thomas Howell 1934-7-3 12379 Modoc 5 mi S of Hackamore. 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-BC42785  Erigeron eatonii var. plantagineus K. Paulson; Robert Paulson 1988-5-22 8 Modoc E of Boles Creek, Devil's Garden. 1402 Comment
  CAS-BOT-BC42790  Erigeron eatonii var. plantagineus Barrett Anderson 1986-7-9 3168 Modoc Stough Reservoir Road, just E of Cedar Pass near Stough Reservoir, Warner Mountains 1965 Comment
  CAS-BOT-BC42796  Erigeron eatonii var. plantagineus Bruce Bartholomew; Barrett Anderson 1989-6-3 4904 Modoc ca. 5 km NW of Egg Lake and ca. 0.8 km W of Service Flat Gulch. 1370 Comment
  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
  POM357577  Erigeron eatonii var. plantagineus Christopher Davidson 1973-5-26 2139 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  SEINET11841733  Erigeron eatonii var. plantagineus A. Seneres, Harold, N. 1983-1 111 Modoc Warner Mountains Comment
  HSC5517  Erigeron filifolius M. S. Baker 1893-1 Modoc Lava Bed, Egg Lake Comment
  CAS-BOT-BC49622  Erigeron glacialis var. glacialis Bruce Bartholomew; Barrett Anderson 1990-7-20 5505 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS41394  Erigeron glacialis var. glacialis M. F. Gilman 603 Modoc Modoc Mts. 1828 Comment
  CAS-BOT-BC49637  Erigeron inornatus var. inornatus Leland S. Smith 1922-7-24 1290 Modoc Grouse Mt. 1981 Comment
  CAS-BOT-BC49638  Erigeron inornatus var. inornatus Bruce Bartholomew; Barrett Anderson 1990-7-21 5564 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  CAS-BOT-BC49604  Erigeron linearis R. M. Austin; C. C. (Mrs.) Bruce 1898-7-1 2187 Modoc Modoc County. Comment
  CAS-BOT-BC49640  Erigeron linearis Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5996 Modoc NW of Alturas 1524 Comment
  CAS-BOT-BC49646  Erigeron linearis M. Vasey 1990-6-28 9007 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  CHSC70466  Erigeron linearis A. Sanger 1997-6-3 2482 Modoc Along Mowitz Rd., at Bowles Cr. crossing. 1463 Comment
  JEPS41569  Erigeron linearis L. S. Smith 1166 Modoc Timber Mt. Comment
  HSC5571  Erigeron linearis M. S. Baker 5 Jul [year missing] Modoc Adobe Meadow, Dixey Valley Comment
  RSA606127  Erigeron peregrinus subsp. callianthemus L. C. Wheeler 1935-8-8 3806 Modoc Consolidated Mine, Pine Creek, Warner Mountains. 2287 Comment
  RSA503041  Erigeron philadelphicus Bruce Bartholomew, B. Anderson 1988-6-24 4355 Modoc 9.8 km SW of County Road 1 on County Road 42, E side of the Warner Mountains 1960 Comment
  JEPS5923  Erigeron philadelphicus var. philadelphicus Frances D. Payne 1931-6-20 202 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC49584  Erigeron pumilus subsp. intermedius Mrs. H. C. Cantelow 1935-6-8 863 Modoc unspecified Comment
  HSC5543  Erigeron pumilus var. intermedius M. T. Milligan 1966-6-19 645 Modoc Plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC197829  Eriogonum douglasii var. meridionale P. Monnet 1913-7-1 903 Modoc Warner's Peak, Warner's Range. 2926 Comment
  CAS-BOT-BC197819  Eriogonum elatum Bruce Bartholomew; Barrett Anderson 1988-7-23 4557 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  CAS-BOT-BC197823  Eriogonum elatum John Thomas Howell 1934-6-13 12070 Modoc Fandango Pass, Warner Mts. 1828 Comment
  UC1250292  Eriogonum elatum Annie M. Alexander and Louise Kellogg 1946-7-7 4919 Modoc s, on highway Fort Bidwell Comment
  UC85863  Eriogonum elatum Mrs. R. M. Austin Modoc 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
  NY280768  Eriogonum heracleoides var. heracleoides B. M. Bartholomew 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
  SEINET5330459  Eriogonum luteolum var. luteolum M. J. Williams, Gladys Smith 1983-9-13 83- 150 -2 Modoc Near hwy 299, just east of Adin 1539 Comment
  CAS-BOT-BC197797  Eriogonum microthecum var. ambiguum Bruce Bartholomew 1991-8-5 6054 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2530 Comment
  CAS-BOT-BC211437  Eriogonum nudum var. pubiflorum Alice Eastwood; John Thomas Howell 1940-6-13 8114 Modoc Surprise. 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
  CDA36737  Eriogonum nudum var. pubiflorum Richard R. Halse 2010-9-2 8108 Modoc Warner Mountains; Modoc National Forest; along State Hwy 299 ca 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead. Comment
  NY762340  Eriogonum nudum var. pubiflorum J. L. Gentry Jr. 1968-7-4 2114 Modoc 3.9 miles west of Highway jct. Calif. 139 and Calif. 299 at Pit River. 1341.1 Comment
  NY762345  Eriogonum nudum var. pubiflorum M. J. Williams 1983-7-29 83115- 1 Modoc Stowe Reservoir Road, north of Cedar Pass, Warner Mountains 2072.6 Comment
  SEINET11261581  Eriogonum nudum var. pubiflorum Stanley L. Welsh, N. Duane Atwood 2001-6-14 28160 Modoc Along Hwy 395. Ca 6 mi s of Alturas.; 0 Comment
  UCR67445  Eriogonum nudum var. pubiflorum George K. Helmkamp 1990-9-23 I- 21 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  SEINET11261588  Eriogonum nudum var. pubiflorum Margaret J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd N of Cedar Pass, Warner Mtns.; 0 2073 Comment
  SEINET5330946  Eriogonum nudum var. pubiflorum N. H. Holmgren, James Lauritz Reveal 1964-8-21 1717 Modoc Warner Range, Modoc National Forest, about 5 miles southwest of Eagleville on the Eagleville-Likely Road, Comment
  SJSU12037  Eriogonum nudum var. pubiflorum E. S. O'Neill 1984-9-11 Modoc near Odin 1371 Comment
  UC194971  Eriogonum nudum var. pubiflorum W. P. Taylor and H. C. Bryant 1910-8-7 Modoc mouth of canyon, Dry Cr. Warner Mountains, Dry Cr. 1447 Comment
  UC849762  Eriogonum nudum var. pubiflorum Lewis S. Rose 1940-6-13 40557 Modoc 1 mi w Cedarville 1524 Comment
  NY283201  Eriogonum ovalifolium subsp. flavissimum L. C. Wheeler 1935-8-5 3790 Modoc Pine Creek, Warner Mountains 2377.4 Comment
  HSC17341  Eriogonum spergulinum var. reddingianum M. T. Milligan 1966-8-3 624 Modoc W slope of Eagle Peak 2439 Comment
  RSA27987  Eriogonum sphaerocephalum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas. 1402 Comment
  UCD101199  Eriogonum sphaerocephalum Beecher Crampton; Carl Rimbey 1954-7-6 2122 Modoc 6 miles east of Alturas, along road 56, Collis Ranch. Comment
  UCD32702  Eriogonum sphaerocephalum Beecher Crampton 1954-7-6 2122 Modoc Modoc County, 6 miles east of Alturas, along road 56, Collis Ranch. Comment
  JEPS19753  Eriogonum sphaerocephalum var. halimioides Rimo Bacigalupi with S. Galen Smith 1957-6-28 5987 Modoc about 2 mi e S.P. railroad crossing near Canby 1310 Comment
  NY283124  Eriogonum sphaerocephalum var. halimioides F. M. Ownbey 1940-7-1 2151 Modoc On Talus Slopes, Cedar Peak, Warner Mountains. Comment
  UC6459  Eriogonum sphaerocephalum var. halimioides M. S. Baker and Frank Nutting June 1894 Modoc near Egg Lake Comment
  CDA22659  Eriogonum sphaerocephalum var. halimioides T. C. Fuller 1959-7-8 Modoc Top of grade, Howard Canyon, 8 miles north of Canby. 0 Comment
  RSA97511  Eriogonum sphaerocephalum var. halimioides Beecher Crampton 1954-7-7 2122 Modoc Low clumps among boulders; volcanic plateau, Juniper-Sagebrush assoc Collis Ranch, County rd. 56, 6 mi. east of Alturas. Comment
  SEINET11261407  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1984-7-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Raod.; 0 1372 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
  SEINET5331611  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1984-4-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Road. 1372 Comment
  CAS-BOT-BC211363  Eriogonum strictum subsp. anserinum Annie Montague Alexander; L. Kellogg 1946-7-24 5072 Modoc Horse Mountain, Warner Mts. Comment
  HSC17268  Eriogonum strictum var. anserinum Thomas W. Stark 1967-7-16 86 Modoc 2 mi. S of Lava Beds Natl. Monument, 10 mi. W of the town of Perez 915 Comment
  SBBG30656  Eriogonum umbellatum D. Myrick 1968-6-20 1962 Modoc E edge of Alturas 1332 Comment
  CAS-BOT-BC211327  Eriogonum umbellatum var. dichrocephalum K. Paulson; Richard Paulson 1988-6-19 54 Modoc Loveness Road 1493 Comment
  CDA22679  Eriogonum umbellatum var. dumosum T. C. Fuller 1959-7-8 6041 Modoc Highway 139, 10 miles north of Canby. 0 Comment
  RSA759523  Eriogonum umbellatum var. modocense James L. Reveal 2007-6-3 8827 Modoc Along California Highway 299, 0.6 miles east of County Road 58 and 6.2 miles east of the U. S. Highway 295, rocky slopes above Thoms Creek. 1585 Comment
  CAS-BOT-BC197783  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-8-1 7996 Modoc N of Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC197789  Eriogonum umbellatum var. nevadense Annie Montague Alexander; L. Kellogg 1946-7-11 4972 Modoc Mesa W of Eight Mile Creek, NE corner of county. 1752 Comment
  NY399272  Eriogonum umbellatum var. nevadense J. L. Reveal 1978-8-11 4822 Modoc Warner Mountains, Dismal Swamp, about 2 miles north of Modoc County Road 2, at the northwest end of Dismal Swamp south of Dismal Creek 2225.0 Comment
  SEINET5331846  Eriogonum umbellatum var. nevadense J. Gentry Jr. 1968-7-4 2111 Modoc 15.2 miles northwest of Hwy. jct. Calif.139 and Calif.299, on Calif. 139. 1448 Comment
  HSC81007  Eriogonum umbellatum var. polyanthum G. M. Riegel 1979-7-1 451 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC197590  Eriogonum vimineum Alice Eastwood; John Thomas Howell 1940-6-13 8172 Modoc Cedarville. Comment
  NY399582  Eriogonum vimineum B. M. Bartholomew 1990-7-21 5553 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  NY399608  Eriogonum vimineum B. Anderson 1986-7-9 3162 Modoc Warner Mountains. County road 195 just east of Cedar Pass 1785 Comment
  CAS-BOT-BC49551  Eriophyllum lanatum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 60 Modoc Above Parker Creek at Modoc N.F. boundary Comment
  SEINET10821161  Eriophyllum lanatum Paul Gallian, David B. Dunn 1971-6-3 Gallian 502 Modoc 5 mi. S of Canby on CA Hwy. 299. 1280 Comment
  UC896322  Eriophyllum lanatum var. achilleoides Lewis S. Rose 1940-6-13 40544 Modoc ne Alturas; Surprise 1371 Comment
  UC190611  Eriophyllum lanatum var. achilleoides M. F. Gilman 626 Modoc Comment
  UCD132206  Eriophyllum lanatum var. achilleoides Jack Major 1966-6-24 s.n. Modoc above Goose Lake, west side of Fandango Pass. 1645 Comment
  UC75807  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC180082  Erodium cicutarium Leland S. Smith 1919-5-7 1094 Modoc Clarke Ranch, Jess Valley. 1600 Comment
  HSC8473  Erodium cicutarium M. T. Milligan 1965-6-26 322 Modoc N end Jess Valley. 1616 Comment
  JEPS118257  Erodium cicutarium Lowell Ahart, John Dittes 2011-6-22 17538 Modoc At the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1262 Comment
  JEPS16997  Eryngium alismifolium L. S. Smith 1920-7-15 1177 Modoc n. of Devils Garden district Crowder Flat Comment
  CHSC66980  Eryngium mathiasiae James D. Jokerst 1987-6-24 2940 Modoc SE of Doblehead Mtn., 2 mi due S of Lone Pine Lake, medium-sized isolated vernal pool adjacent to USFS primitive road. Comment
  UC1481224 Image available Eryngium mathiasiae Yusuf Sheikh and Lincoln Constance 1973-6-27 551 Modoc on State Hwy 139 9.8 mi wwn <sic> Canby; ; Modoc Co. Comment
  UC1487347 Image available Eryngium mathiasiae Yusuf Sheikh and Lincoln Constance 1973-6-27 551 Modoc 9.8 mi wwn Canby (on State Highway 139); ; WWN of Canby, Hwy. 139, Modoc Co. Comment
  CAS-BOT-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
  CDA3714  Erysimum cheiranthoides T. C. Fuller 1958-7-8 1956 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC58337  Erysimum repandum Bruce Bartholomew; Mona Bourell 1990-4-27 5185 Modoc 10.3 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  RSA59516  Erysimum repandum E. K. Balls 1950-5-13 14664 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  SEINET13754570 Image available Erythranthe breviflora Arthur Cronquist, Arthur H. Holmgren 1959-1 8521 Modoc At Cedarville Pass; Warner Mtns., between Cedarville and Alturas 1951 Comment
  CHSC110050  Erythranthe latidens Lowell Ahart 2012-7-12 18373 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 5 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC234463  Erythranthe primuloides K. Paulson; Robert Paulson 1988-6-29 63 Modoc Benton Meadow, Warner Mts.. 1676 Comment
  CAS-BOT-BC234427  Erythranthe pulsiferae Bruce Bartholomew 1992-5-16 6320 Modoc Lunsford Spring. 1600 Comment
  UC196655  Euphorbia esula F. C. Chace June 1916 Modoc Adin Comment
  UCD142785  Euphorbia serpillifolia J. M. Tucker 1950-7-25 1966 Modoc 13.4 miles southeast of Tule Lake, on highway 139. Comment
  CAS-BOT-BC15162  Eurybia integrifolia Elmer Ivan Applegate 1932-8-7 8241 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  JEPS89450  Eurybia integrifolia Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10448 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage, Warner Mountains); Warner Mountains 2560 Comment
  HSC81016  Eurybia integrifolia G. M. Riegel 1979-8-11 640 Modoc S Warner Mtns. 1670 Comment
  HSC80818  Festuca idahoensis G. M. Riegel 1980-7-14 870 Modoc S Warner Mtns. 1739 Comment
  HSC80819  Festuca idahoensis G. M. Riegel 1979-8-13 658 Modoc South Warner Mtns. 2100 Comment
  HSC9860  Festuca idahoensis R. C. Wunner 1965-7-1 319 Modoc Lava Beds N.M. Near Indian Well campground. 1433 Comment
Read comments
Aug 20 2013
  UC1024898  Festuca idahoensis Leo Whitney 1935-5-23 3116 Modoc 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  SEINET10559248  Festuca idahoensis Leila M. Shultz, John S. Shultz 1985-6-23 Shultz 8593 Modoc Modoc Plateau at the western extension of the Great Basin between Beeler & Duncan reservoirs north of Canby near Highway 139. Pinus ponderosa-Juniperus occidentalis-Artemisia-Purshia tridentata association; pines laden with lichens. Open areas of gravel soils. 1311 Comment
  RSA504853  Festuca occidentalis Bruce Bartholomew, B. Anderson 1988-7-21 4430 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  UC1025053  Festuca rubra Leo Whitney 1935-7-21 3585 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  NY1101590  Floerkea proserpinacoides B. M. Bartholomew 1992-5-16 6323 Modoc Lunsford Spring 1600 Comment
  POM182007  Floerkea proserpinacoides F. W. Peirson 1926-6-25 6888 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  UC1714500  Fragaria virginiana subsp. platypetala Milo S. Baker 1893-6-15 Modoc Forestdale <locality from pencil note on sheet> Forestdale Comment
  NY188595  Frasera albicaulis B. J. Ertter 1988-6-18 7620 Modoc Hwy 139 ca. 50 airmiles SW of Klamath falls, a few miles N of Agric. Inspection station, 1 mi. S of S jct to lava Beds National Monument E of Tonesta. 1310.6 Comment
  CAS-BOT-BC504372  Fritillaria Mrs. R. M. Austin; Bruce 1898-6-1 2288 Modoc Lake City Mountain Comment
  CAS-BOT-BC504568  Fritillaria atropurpurea John Thomas Howell 1934-6-14 12121 Modoc Near Lost Lake, Warner Mts 2438 Comment
  JEPS55679  Fritillaria atropurpurea Margaret Williams 1968-5-31 6881 Modoc Cedar Pass Comment
  UC3638  Fritillaria atropurpurea Milo S. Baker 1893-6-10 Modoc Comment
  CAS-BOT-BC242095  Fritillaria pudica Bruce Bartholomew 1992-5-16 6334 Modoc NW side of Sweagert Flat. 1850 Comment
  UC65052  Fritillaria pudica Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC242098  Fritillaria pudica Fred D. Douthitt 1916-4-20 1 Modoc Upper end of Flournoy Swale. 1371 Comment
  HSC15555  Fritillaria pudica M. T. Milligan 1964-4-25 Modoc 1 mi. up Barns Grade Rd. at stock pens Comment
  UC1237945  Fritillaria pudica John Weiler, A. P. Nelson May 26 1961-May 29 1961 61222 Modoc Warner Mountains, above highway at Cedar Pass Cedar Pass; Warner Mountains, Cedar Pass Comment
  CDA40747  Galeopsis tetrahit T. C. Fuller 1958-7-8 1973 Modoc Corporation Ranch, Likely. 0 Comment
  RSA101360  Galium aparine R. Weatherby 1955-7-8 1623 Modoc 6 miles N of Ft. Bidwell. Northern Warner Mtns. 1738 Comment
  UC416628  Galium aparine W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Creek Warner Mountains 1676 Comment
  UC416629  Galium aparine Mrs. R. M. Austin Aug. 1894 125 Modoc above Alturas; Pitt River Comment
  CAS-BOT-BC225068  Galium glabrescens subsp. modocense Bruce Bartholomew 1995-9-3 7189 Modoc Steep sagebrush covered slope NW of North Emerson Lake, E side of Warner Mountains. 2400 Comment
  CAS-BOT-BC225070  Galium glabrescens subsp. modocense G. Rugel 1981-6-11 1142 Modoc S facing ridge, N of Granger Canyon. 1645 Comment
  JEPS6516  Galium mexicanum var. asperulum W. L. Jepson 1918-8-11 7943 Modoc Jess Valley 1584 Comment
  CAS-BOT-BC190839  Gayophytum diffusum subsp. parviflorum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10543 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC190840  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1990-7-20 5482 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 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
  HSC80897  Gayophytum diffusum subsp. parviflorum G. M. Riegel 1979-7-30 633 Modoc S Warner Mtns. 2100 Comment
  RSA31283A  Gayophytum diffusum subsp. parviflorum Frances D. Payne 1934-8-29 s.n. Modoc Parker Creek 1585 Comment
  UCR77777  Gayophytum diffusum subsp. parviflorum B. Bartholomew 1991-7-6 5966 Modoc 2.4 km west of County Road 91 [on?] Forest Service Road 42N03 1340 Comment
  SD135583  Gayophytum diffusum subsp. parviflorum B. Bartholomew 1989-7-15 5023 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CAS-BOT-BC190833  Gayophytum humile Bruce Bartholomew 1991-7-4 5889 Modoc S end of Higgins Flat. 1370 Comment
  CHSC116075  Geranium carolinianum Lowell Ahart; John Dittes 2015-7-16 20395 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC180064  Geranium viscosissimum Alice Eastwood; John Thomas Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  UC711844  Geranium viscosissimum Roxana S. Ferris and Laura Lorraine 1941-8-13 10544 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest, East Creek 2164 Comment
  UC748254  Geranium viscosissimum Annie M. Alexander and Louise Kellogg 1946-7-3 4901 Modoc 5 mi w Fort Bidwell; Bidwell Creek Canyon Comment
  UC748255  Geranium viscosissimum Annie M. Alexander and Louise Kellogg 1946-6-12 4726 Modoc 1 mi e Lake City 1414 Comment
  HSC8661  Geranium viscosissimum M. T. Milligan 1964-7-4 218 Modoc Lassen Creek above lower campground 1829 Comment
  UC71633  Geranium viscosissimum Mrs. M. H. Manning 1902-10-11 42 Modoc Warner Mts., ne Modoc County Warner Mts. 1981 Comment
  NY1101444  Geranium viscosissimum var. nervosum B. Anderson 1986-7-9 3137 Modoc Poney Flat Rd just off Hwy 299 1435 Comment
  RSA0029590  Geranium viscosissimum var. nervosum C. L. Hitchcock 1940-5-27 6703 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA0029592  Geranium viscosissimum var. nervosum C. L. Hitchcock 1940-5-27 6703 Modoc 15 miles NE of Alturas. 1677 Comment
  UC466702  Geum triflorum Franklin P. Nutting 1894-6-8 Modoc Flat near Egg Lake Comment
  CAS-BOT-BC214658  Geum triflorum Mrs. H. C. Cantelow 1940-6-2 4300 Modoc NW of Canby Comment
  CAS-BOT-BC214674  Geum triflorum John H. Hatton 1911-6-10 17 Modoc Modoc County. 1767 Comment
  UC12260  Geum triflorum Mrs. R. M. Austin 1894-1 Modoc Northern California Comment
  CAS-BOT-BC190703  Gilia brecciarum subsp. brecciarum Elmer Ivan Applegate 1936-5-4 10230 Modoc Lyon rock near Hospital Rock, Lava Beds National Monument. Comment
  CAS-BOT-BC190667  Gilia sinistra subsp. sinistra Bruce Bartholomew; Barrett Anderson 1990-7-21 5588 Modoc Bear Flat, W side of Warner Mts. Ranger Station, er Station, E side of Warner Mts. 1830 Comment
  CAS-BOT-BC95145  Githopsis specularioides Bruce Bartholomew 1993-6-12 6588 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC218304  Glaux maritima Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16448 Modoc Lane to Phipp's Ranch, ca. 14 mi. N of Cedarville. Comment
  SEINET3088579 Image available Glaux maritima Arnold Tiehm, Susan Croft, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Surprise Valley Mineral Wells on east side of Alkali Lake. 1372 Comment
  CAS-BOT-BC247691  Glyceria elata Bruce Bartholomew; Barrett Anderson 1988-7-23 4596 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  CAS-BOT-BC247697  Glyceria elata Bruce Bartholomew 1990-8-5 5673 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  UCD32732  Glyceria elata Beecher Crampton 1954-7-8 2176 Modoc Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  CAS-BOT-BC49529  Gnaphalium palustre Annie Montague Alexander; L. Kellogg 1946-7-6 4913 Modoc 3.5 mi. E of Eagleville. Comment
  CAS-BOT-BC49536  Gnaphalium palustre John Thomas Howell 1934-6-15 12203 Modoc Dorris Reservoir, 2 miles E of Alturas Comment
  HSC67887  Gnaphalium palustre J. P. Smith, J. O. Sawyer 1973-8-9 7260 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  UCR57501  Gnaphalium palustre R. D. Goeden, Don W. Ricker 1989-8-23 989- 29 Modoc Modoc National Forest, Clear Lake Road at Fletcher Creek. 1479 Comment
  CAS-BOT-BC49530  Gnaphalium palustre E. S. Willits 1939-10-10 163 Modoc unspecified Comment
  JEPS21902  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-7-22 1067 Modoc Likely canals at South Fork of Pit River (bottom of dry canals at South Fork of Pit River) Comment
  CAS-BOT-BC95534  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4693 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  UCD132466  Grindelia camporum E. K. Balls 1954-8-2 19715 Modoc in Botanic Garden, Prop. No. 8241. From 4.2 miles northeast of junction Highways 299 and 139, along highway 299 near Canby. 1371 Comment
  UC748400  Grindelia hirsutula Annie M. Alexander and Louise Kellogg 1946-6-17 4998 Modoc along road to Alturas (and n to Davis Creek, Cedar Pass Road); Warner Mountains Comment
  CHSC112840  Grindelia nana Lowell Ahart; John Dittes 2013-7-25 18963 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CHSC85168  Grindelia nana John Dittes; Josephine Guardino 1991-8-23 448 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  RSA0059445  Grindelia nana M. S. Baker 1899-8-18 s.n. Modoc Little Hot Spring Valley Comment
  RSA496335  Hackelia californica Elaine Joyal, D. Mehlman 1988-6-28 1290 Modoc N Warner Mts., ridge road. Comment
  UC1560397  Hackelia californica E. Joyal and D. Mehlman 1988-6-28 1290 Modoc Warner Mountains, ridge road Warner Mountains Comment
  CAS-BOT-BC54088  Hackelia cusickii Fred. P. Cronemiller 1920-6-20 30 Modoc Fillingim's, Modoc National Forest 1371 Comment
  CAS-BOT-BC54092  Hackelia cusickii M. M. Hanna 1956-6-5 983 Modoc Cedar Pass. Comment
  JEPS25295  Hackelia cusickii Frances D. Payne 1932-6-10 425 Modoc s and e of Alturas (Parker Creek); Warner Mountains 1584 Comment
  RSA531347  Hackelia cusickii K. Paulson 1989-5-21 116 Modoc Crowder Flat road, Devil s Garden 1341 Comment
  RSA644031  Hackelia micrantha Elaine Joyal, D. Mehlman 1988-6-28 1291 Modoc N. Warner Mts., ridge road. Comment
  UC32258  Helianthella californica subsp. nevadensis Milo S. Baker 1893-6-20 Modoc Comment
  POM55333  Helianthella californica var. nevadensis Milo S. Baker 1893-6-20 s.n. Modoc [Unspecified] Comment
  CAS-BOT-BC49547  Helianthus annuus Isabelo T. Kelly 1930-1-1 35 Modoc Fort Bidwell. Comment
  CAS-BOT-BC49548  Helianthus annuus Leland S. Smith 1922-8-5 1330 Modoc Barber Canyon old homestead field. 1371 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
  SEINET8465055 Image available Heliotropium curassavicum B. Bartholomew 1989-8-11 5058 Modoc Along W side of Goose Lake, 3.5 km S of the Oregon border on National Forest Road 48. A Beach at edge of lake. 1430 Comment
  UC32425  Heliotropium curassavicum Mrs. R. M. Austin and Bruce June 1898 2271 Modoc shore Goose Lake Goose Lake Comment
  POM71862  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin, Bruce 1898-06 s.n. Modoc Goose Lake. Comment
  CAS-BOT-BC21470  Heracleum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-22 4539 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  UC71556  Heracleum lanatum Mrs. M. H. Manning 1903-1 195 Modoc creeks near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC180049  Hesperochiron californicus Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6492 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  JEPS1677  Hesperochiron californicus L. S. Smith c. 1918 809 Modoc Warner Mts., Jess Valley 1524 Comment
  CAS-BOT-BC180050  Hesperochiron californicus E. H. Steffen 1917-6-20 49 Modoc Jess Valley. 1524 Comment
  CAS-BOT-BC180036  Hesperochiron pumilus Annie Montague Alexander; L. Kellogg 1946-6-15 4781 Modoc Deep Creek. 2194 Comment
  HSC6399  Hesperochiron pumilus M. T. Milligan 1964-5-9 35 Modoc 10 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  UC1069089  Hesperochiron pumilus R. C. Wilson 1933-5-23 25 Modoc Pothole Gulch, Modoc Nat'l Forest Modoc Nat'l Forest, Canby Quad., Pothole Gulch Comment
  JEPS32306  Hesperolinon micranthum Frances D. Payne 1932-7-8 670 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC54112  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock 1903-6-21 4237 Modoc Lava Beds Sierra Nevada Mountains (sw Modoc County) 1219 Comment
  CAS-BOT-BC225790  Heuchera cylindrica Annie Montague Alexander; L. Kellogg 1946-7-29 5089 Modoc Head of Eagle Creek, Warner Mts. Comment
  CAS-BOT-BC225800  Heuchera cylindrica Bruce Bartholomew 1995-8-1 7161 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  CHSC113994  Heuchera cylindrica L. P. Janeway 2014-7-7 11451 Modoc Warner Mountains. North-facing slope along Road 46N25 along Mill Creek, 1.0 km from Bidwell Creek; 5.2 air-km northwest of Fort Bidwell. 1554 Comment
  UC32777  Hieracium albiflorum Milo S. Baker 1893-7-6 Modoc Comment
  UC748188  Hieracium albiflorum Annie M. Alexander and Louise Kellogg 1946-6-15 5117 Modoc Deep Creek Warner Mountains, Deep creek Comment
  HSC81133  Hieracium horridum G. M. Riegel 1979-7-21 572 Modoc South Warner Mountains 1670 Comment
  CAS-BOT-BC49477  Hieracium scouleri Bruce Bartholomew 1989-8-12 5116 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  CAS-BOT-BC49478  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5474 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC49481  Hieracium scouleri Louis Cutter Wheeler 1935-8-14 3837 Modoc Pine Creek, Warner Mts., Modoc N.F. 2011 Comment
  CAS-BOT-BC49482  Hieracium scouleri Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10578 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mtns., Modoc N.F. Comment
  CAS-BOT-BC49514  Hieracium scouleri John Thomas Howell 1934-6-11 11955 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49523  Hieracium scouleri Barrett Anderson 1986-7-9 3140 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC49525  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1990-7-19 5418 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  JEPS5976  Hieracium scouleri Frances D. Payne 1932-7-22 735 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA0016759  Hippuris vulgaris Louis C. Wheeler 1935-9-5 3957 Modoc Tuttle Place, west side Goose Lake 1463 Comment
  CAS-BOT-BC214695  Holodiscus microphyllus var. glabrescens Robert Patterson; Mona Bourell 1993-8-15 5248 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC214698  Holodiscus microphyllus var. glabrescens Belknap C. Goldsmith 1910-7-22 14 Modoc Summit of Sugar Hill, Warner Mts. 2133 Comment
  CAS-BOT-BC214700  Holodiscus microphyllus var. glabrescens John Thomas Howell 1934-6-13 12068 Modoc Fandango Pass, Warner Mts. 1828 Comment
  CHSC85125  Holosteum umbellatum John Dittes; Josephine Guardino 1991-6-1 362 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
  SJSU9601  Hordeum brachyantherum W. Savage 1979-7-5 1371 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC247683  Hordeum brachyantherum subsp. brachyantherum Bruce Bartholomew 1990-8-4 5625 Modoc Slope on NE side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts. 2430 Comment
  CAS-BOT-BC247689  Hordeum brachyantherum subsp. brachyantherum Roxana Stinchfield Ferris; R. Duthie 1919-6-3 165 Modoc Parker Creek near Modoc National Forest boundary. Comment
  JEPS114844  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart, John Dittes 2008-6-21 15001 Modoc On dry bare soil, near a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber 1260 Comment
  HSC80844  Hordeum brachyantherum subsp. californicum G. M. Riegel 1980-8-5 987 Modoc S Warner Mtns. 2100 Comment
  UC1024966  Hordeum marinum subsp. gussoneanum Leo Whitney 1935-7-6 3442 Modoc Pit River Lookout; Pit River Comment
  CDA2196  Hordeum marinum subsp. gussoneanum Loring White 1953-3-11 Modoc 0 Comment
  UC1024886  Hordeum murinum subsp. glaucum Leo Whitney 1935-5-26 3131 a Modoc Adin Comment
Read comments
May 5 2009
  CAS-BOT-BC214706  Horkelia fusca M. Vasey 1990-6-30 9033 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  CAS-BOT-BC214712  Horkelia fusca var. pseudocapitata Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10586 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  NY833658  Horkelia fusca var. pseudocapitata M. S. Baker 1893-6-22 s.n. Modoc Comment
  NY704053  Hornungia procumbens N. H. Holmgren 1998-5-30 12995 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-BC181965  Hosackia crassifolia Leland S. Smith 1922-6-23 1253 Modoc Ballard's Mill. 1432 Comment
  CAS-BOT-BC179328  Hydrophyllum capitatum var. alpinum Robert J. Weatherby 1955-7-7 1602 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC179330  Hydrophyllum capitatum var. alpinum Annie Montague Alexander; L. Kellogg 1946-6-8 4704 Modoc Near 3 mile Ranger Station sign, road from Eagleville to Patterson Mill. 2225 Comment
  CAS-BOT-BC179336  Hydrophyllum capitatum var. alpinum C. L. Hitchcock 1940-5-27 6682 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC180025  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6433 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  CAS-BOT-BC248351  Hydrophyllum capitatum var. alpinum B. Bartholomew; H. Sun 2002-6-24 8834 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  HSC13546  Hydrophyllum capitatum var. alpinum M. T. Milligan 1966-5-14 611 Modoc E slope of eroded volcanic plateau 1677 Comment
  HSC81071  Hydrophyllum capitatum var. alpinum G. M. Riegel 1980-6-25 768 Modoc S Warner Mtns. 1670 Comment
  UC1069092  Hydrophyllum capitatum var. alpinum R. C. Wilson 1933-5-29 32 Modoc Rush Creek; Modoc National Forest, Canby Quad. 1310 Comment
  UC748090  Hymenoxys hoopesii Annie M. Alexander and Louise Kellogg 1946-8-3 5114 Modoc head Eagle Creek; Warner Mountains Comment
  UC748342  Hymenoxys lemmonii Annie M. Alexander and Louise Kellogg 1946-6-10 4716 Modoc top of lava bench more or less on slope n Snake Lake (between Lower and Snake Lakes) 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-BC190648  Ipomopsis aggregata subsp. aggregata K. Paulson; Robert Paulson 1988-6-19 47 Modoc N of Happy Camp Guard Station. 1615 Comment
  CHSC50766  Ipomopsis congesta Marion Ownbey; Fred G. Meyer 1940-7-1 2133 Modoc Cedar Pass, Warner Mts. Comment
  JEPS69740  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  CAS-BOT-BC190645  Ipomopsis congesta subsp. montana Elmer Ivan Applegate 1932-8-1 8033 Modoc Bald, arid summit of Warner Mts. just S of Warren Peak. 2133 Comment
  RSA37423  Ipomopsis congesta subsp. palmifrons Marion Ownbey, Fred G. Meyer 1940-7-1 2133 Modoc Cedar Pass, Warner Mountains Comment
  JEPS114662  Iva axillaris subsp. robustior Lowell Ahart, John Dittes 2008-8-25 15304 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
  JEPS86282  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn Clifton 1990-6-25 11164 Modoc Cedar Pass Warner Mountains, Davis Creek 15' U.S.G.S. topographic map (n slopes of Peak 7298) 2148 Comment
  CHSC99252  Juncus ambiguus Lowell Ahart; John Dittes 2008-6-21 15002 Modoc On damp to dry bare soil, around a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north-northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber. 1260 Comment
  CAS-BOT-BC245076  Juncus balticus subsp. ater John H. Hatton 1911-6-16 100 Modoc unspecified 1371 Comment
  UC711865  Juncus bufonius Roxana S. Ferris and Laura Lorraine 1941-8-14 10603 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  CHSC117140  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2016-7-14 212014 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 Codunty Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS121221  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2013-7-24 18928 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  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
  CAS-BOT-BC245070  Juncus bufonius var. occidentalis Louis Cutter Wheeler 1935-8-1 3738 Modoc Dismal Swamp, Warner Mountains, Modoc National Forest 2225 Comment
  CAS-BOT-BC245065  Juncus confusus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10580 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CAS-BOT-BC245068  Juncus confusus Barrett Anderson 1986-7-10 3187 Modoc West Warner Rd at Mud Springs Flat. 1965 Comment
  JEPS119967  Juncus ensifolius Lowell Ahart, John Dittes 2012-7-12 18369 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC245041  Juncus torreyi Robert Folger Thorne; et al 1969-9-4 39067 Modoc SW shore of Goose Lake N of McGinty Point. 1432 Comment
  UCR67433B  Juncus torreyi George K. Helmkamp 1990-9-23 J- 12 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC81210  Juniperus occidentalis John Thomas Howell 1934-6-16 12208 B Modoc Parker Creek, Warner Mts. 1584 Comment
  SD139421  Juniperus occidentalis F. C. Vasek 1962-9-2 day 16 Modoc 4.2 miles east of Likely. 1735 Comment
  CAS-BOT-BC81207  Juniperus occidentalis P. Monnet 1913-1 s.n. (or 893 B) Modoc Warner's Range 2133 Comment
  SEINET10612939  Juniperus occidentalis Leila M. Shultz, John S. Shultz 1985-6-23 Shultz 8587 Modoc Lava Beds National Monument, approximately 20 miles south of Tulelake; western extension of the Great Basin in California. 1320 Comment
  CAS-BOT-BC30165  Juniperus occidentalis var. occidentalis Bruce Bartholomew 1989-8-11 5086 Modoc ca. 1 km S of Barber Creek on road from Surprise Valley to Patterson Ranger Station. 1880 Comment
  RSA59343  Juniperus occidentalis var. occidentalis E. K. Balls 1950-5-12 14634 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake. 1738 Comment
  CAS-BOT-BC95671  Kalmia polifolia Annie Montague Alexander; L. Kellogg 1946-6-27 4852 Modoc Highgrade, 2 mi from Dismal Swamp. 2377 Comment
  CAS-BOT-BC225086  Kelloggia galioides Annie Montague Alexander; L. Kellogg 1946-7-23 5039 Modoc E slope of Emerson Peak. Comment
  CAS-BOT-BC225092  Kelloggia galioides Leland S. Smith 1922-7-20 1301 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  JEPS21551  Kelloggia galioides Job Kuijt and Stanton Cook 1958-7-20 Modoc summit of Fandango Pass Rd.; Warner Mts. Comment
  POM68593  Kelloggia galioides R. M. Austin 1895-07 405 Modoc Willow Creek (Devils Garden) Comment
  CAS-BOT-BC247651  Koeleria macrantha Leland S. Smith 1917-7-4 101 Modoc Above Cedarville. 1828 Comment
  HSC80845  Koeleria macrantha G. M. Riegel 1979-7-31 636 Modoc S Warner Mtns. 1829 Comment
  UCD86012  Koeleria macrantha L. D. Whitney 1935-7-2 s.n. Modoc Badger Well. Comment
  CDA7518  Lactuca tatarica subsp. pulchella T. C. Fuller 1958-7-8 2029 Modoc Davis Creek. 0 Comment
  CDA7520  Lactuca tatarica subsp. pulchella L. B. Smith 1960-8-12 Modoc Near Robert Anderson ranch, Road 104, Tulelake. 0 Comment
  JEPS114498  Lagophylla ramosissima Lowell Ahart, John Dittes 2008-8-25 15327 Modoc On the west side County Road 91, 3.9 miles (air) north-northeast of Lookout 1275 Comment
  SEINET11446760 Image available Lagophylla ramosissima M. J. Williams 1983-9-13 83- 151 -2 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-BC49497  Lagophylla ramosissima subsp. ramosissima John Thomas Howell 1934-6-11 11939 Modoc Parker Creek, Warner Mtns. 1584 Comment
  RSA550615  Lappula occidentalis var. occidentalis Bruce Bartholomew, B. Anderson 1989-6-2 4821 Modoc At the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC54066  Lappula redowskii R. M. Austin 1894-5-1 Modoc Davis Creek. Comment
  CAS-BOT-BC181980  Lathyrus brownii Bruce Bartholomew; Mona Bourell 1990-4-27 5168 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  UC1037328  Lathyrus brownii Leo Whitney 1934-4-29 1922 Modoc near Hackamore; Modoc National Forest 1463 Comment
  RSA648325  Lathyrus lanszwertii Marion P. Harthill 1972-6-17 841 Modoc Cedar Pass 1921 Comment
  RSA245208  Lathyrus pauciflorus subsp. brownii D. H. Norris, T. Nelson, S. Dowty, B. Norris 1971-6-23 19472 Modoc At Upper Rush Creek Campground about 8 miles north of Adin on Highway 299. Comment
  CAS-BOT-BC181976  Lathyrus rigidus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6441 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  UC748301  Lathyrus rigidus Annie M. Alexander and Louise Kellogg 1946-6-14 4768 Modoc Silver Creek branch of Patterson Mill road Silver Creek 1828 Comment
  HSC28863  Layia glandulosa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19377 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  POM260869  Layia glandulosa subsp. glandulosa Alice Eastwood, J. T. Howell 1940-6-14 8247 Modoc Between Mammoth Cave and Lava Beds National Monument. Comment
  POM229192  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  RSA8237  Ledum glandulosum Elmer I. Applegate 1932-8-6 8210 Modoc Just above Lily Lake, Bidwell Pass, Warner Mts. Comment
  CHSC115829  Lemna minuta Lowell Ahart; John Dittes 2015-7-17 20397 Modoc On the south side of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of county Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. 1279 Comment
  CHSC117030  Lemna minuta Lowell Ahart; John Dittes 2016-6-6 20969 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
  UC1101295  Lemna turionifera Malcolm A. Nobs, S. Galen Smith, Herbert L. Mason 1949-5-29 769 Modoc e of Kelly Hot Springs Comment
  UC1101298  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-5-30 775 Modoc w of Alturas (1/2 mi e of County Road 70 on County Road 54) Comment
  CAS-BOT-BC58667  Lepidium appelianum Bruce Bartholomew 1991-6-22 5851 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  JEPS114370  Lepidium appelianum Lowell Ahart, John Dittes 2008-8-25 15287 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-BC58458  Lepidium campestre Bruce Bartholomew 1992-5-16 6315 Modoc Wet pasture just E of the town of Davis Creek. 1480 Comment
  UC71710  Lepidium densiflorum Mrs. M. H. Manning 1902-10-4 51 Modoc Surprise Valley Comment
  HSC26007  Lepidium lasiocarpum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19399 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC58346  Lepidium montanum subsp. canescens John Thomas Howell 1934-6-15 12182 Modoc Alturas. Comment
  OBI48893  Leptosiphon harknessii Lewis S. Rose 1940-6-14 Modoc 8 mi. nw. of Canby. 1524 Comment
  RSA41962  Leptosiphon harknessii Ella Dales Cantelow 1940-6-2 4133 Modoc N.W. of Canby on rd to lava beds. Comment
  CAS-BOT-BC197454  Lewisia nevadensis E. S. Willits 1940-5-16 256 Modoc Willow Ranch. Comment
  CAS-BOT-BC197460  Lewisia nevadensis Annie Montague Alexander; L. Kellogg 1946-6-15 4780 Modoc Deep Creek. 2194 Comment
  HSC80774  Lewisia nevadensis G. M. Riegel 1978-7-12 63 Modoc S Warner Mtns. 2100 Comment
  SEINET195692 Image available Lewisia nevadensis Annie M. Alexander, Louise Kellogg 1946-6-15 4780 a Modoc Deep Creek 2190 Comment
  UC412640  Lewisia nevadensis Franklin P. Nutting Modoc Forestdale Comment
  CAS-BOT-BC197485  Lewisia rediviva Leland S. Smith 1917-6-5 25 Modoc So. Fork Pitt River Canyon. Sec. 26. 1676 Comment
  SEINET3071973 Image available Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 miles northeast of Alturas 1620 Comment
  UCD64258  Leymus cinereus A. A. Beetle 1941-6-29 2841 Modoc 15 miles E of Alturas on road to Cedarville Pass. 1371 Comment
  CAS-BOT-BC247637  Leymus cinereus John H. Hatton 1911-6-22 150 Modoc Huffman Ranch. 1615 Comment
  UCD64443  Leymus condensatus A. A. Beetle 1941-6-29 2841 Modoc 15 miles E of Alturas, on road to Cedarville Pass. 1371 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
  JEPS73997  Leymus triticoides Frances D. Payne 1932-7-18 703 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  POM201804  Leymus triticoides Frances D. Payne 782 Modoc Warner Mts. Comment
  UC1037178  Leymus triticoides Leo Whitney 1935-8-18 3619 Modoc Alturas Comment
  CAS-BOT-BC21461  Ligusticum grayi Louis Cutter Wheeler 1935-8-16 3882 Modoc Dismal Swamp. 2225 Comment
  UC748405  Ligusticum grayi Annie M. Alexander and Louise Kellogg 1946-7-18 5014 Modoc Warner Mts., Benton Meadow 2072 Comment
  CAS-BOT-BC242074  Lilium pardalinum subsp. shastense Leland S. Smith 1922-7-20 1305 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CHSC117367  Limosella acaulis Lowell Ahart; John Dittes 2016-7-14 21197 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
  UC1101423  Limosella acaulis Herbert L. Mason 1947-8-13 13529 Modoc ne side F Reservoir (n of Canby); ne side of F reservoir Comment
  JEPS127290  Limosella aquatica Lowell Ahart, John Dittes 2016-7-14 21198 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  UCR131612  Limosella aquatica L. C. Wheeler 1935-9-1 3934 Modoc Pine Spring, Devil's Garden 1524 Comment
  CAS-BOT-BC198032  Linanthus harknessii Robert Patterson; Mona Bourell 1993-8-15 5242 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC198041  Linanthus harknessii Bruce Bartholomew; Barrett Anderson 1990-7-19 5414 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  JEPS17731  Linanthus harknessii Rimo Bacigalupi with G. T. Robbins 1955-7-20 5397 Modoc 3.3 mi e Patterson (flat at summit of forest rd across s end of Warner Mts.); Modoc National Forest, Warner Mts. 2225 Comment
  CDA37693  Linaria dalmatica Robin Breckenridge 2005-6-18 s.n. Modoc New Pine Creek, along Highway 395 near California/Oregon border. 0 Comment
  HSC31999  Linum lewisii J. D. Ackerman, A. M. Montalvo 1974-7-5 368 Modoc Confluence of Bolan Creek and Thoms Creek, just W of Cedar Pass, Warner Mtns. Comment
  SBBG30509  Linum lewisii var. lewisii D. Myrick 1968-6-20 1972 Modoc 20 mi W of Canby on Hwy 139 1524 Comment
  CAS-BOT-BC225812  Lithophragma glabrum Edward Kent Balls 1950-5-11 14630 Modoc 8.1 mi. NE of Fort Bidwell, above Cow Head Lake, along 8-Mile Creek. 1463 Comment
  CAS-BOT-BC225822  Lithophragma glabrum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6436 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  RSA520475  Lithophragma glabrum Bruce Bartholomew, B. Anderson 1989-4-28 4644 Modoc 8.8 km N of State hwy 299 on road to Raker and Thomas Reservoir. 1470 Comment
  RSA59363  Lithophragma glabrum E. K. Balls 1950-5-11 14630 Modoc 8.1 miles NE of Fort Bidwell. Above Cow Head Lake. Along 8 Mile Creek. 1463 Comment
  UC585234  Lithophragma parviflorum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1838 Modoc summit of Cedar Pass; Warner Mts., summit of Cedar Pass 1920 Comment
  CAS-BOT-BC225834  Lithophragma parviflorum Francis Dorris Payne 1932-6-12 543 Modoc Dry Creek Canyon. Comment
  CHSC30632  Lithophragma tenellum NEH Prouty 1980-6-2 175 Modoc Modoc Nat. Forest. Warner Mt. District. Northern side of Dry Creek Basin Rd. Comment
  JEPS5956  Lithophragma tenellum Frances D. Payne 1932-7-1 660 Modoc 2 mi sw Mt. Warren (Pine Creek Basin, se Modoc County); Warner Mts., Pine Creek Basin, sw of Mt. Warren 2133 Comment
  UC585061  Lithophragma tenellum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1837 Modoc summit Cedar Pass (Warner Mts.); , summit of Cedar Pass 1920 Comment
  UCR87506  Lithophragma tenellum George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  UC24881  Lithospermum californicum Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC54072  Lithospermum ruderale John Thomas Howell 1934-6-13 12060 Modoc Fandango Pass, Warner Mountains 1828 Comment
  POM260351  Lithospermum ruderale C. L. Hitchcock 1940-5-27 6654 Modoc 9 miles northeast of Alturas. 1402 Comment
  HSC28527  Lomatium bicolor var. leptocarpum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19397 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  RSA245271  Lomatium bicolor var. leptocarpum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19397 Modoc Along Hager Basin Road near Big Sage Reservoir 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
  UC106179  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin may 1894 40 Modoc Goose Lake Valley Comment
  RSA164430  Lomatium bicolor var. leptocarpum Clare B. Hardham 1961-6-16 7891 Modoc Road from Mt. Bidwell to Dismal Cr. 2439 Comment
  UC585104  Lomatium dissectum var. multifidum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1812 Modoc ca. 3 mi. w. Cedarville (Cedar Creek Canyon, Warner Mts.); Warner Mts., Cedar Creek Canyon Comment
  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
  RSA59732  Lomatium macrocarpum E. K. Balls 1950-5-13 14670 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line 1463 Comment
  POM78180  Lomatium nevadense C. C. Bruce 1895-05 28 Modoc Goose Lake Valley Comment
  CAS-BOT-BC15754  Lomatium nevadense var. nevadense Bruce Bartholomew; Barrett Anderson 1988-5-12 4124 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern railroad track. 1290 Comment
  CAS-BOT-BC15763  Lomatium nevadense var. nevadense Francis Dorris Payne 1930-4-9 Modoc Parker Creek. 1584 Comment
  HSC21546  Lomatium nevadense var. nevadense M. T. Milligan 1964-6-4 25 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  HSC21525  Lomatium nevadense var. parishii Robert C. Wunner 1965-6-10 141 Modoc Lava Beds N.M., E side of Caldwell Butte above Caldwell minor 1463 Comment
  CAS-BOT-BC15765  Lomatium nudicaule R. M. Austin 1894-5-1 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC15769  Lomatium nudicaule 1976-5-1 9 LM76 Modoc Devils Garden N of Alturas. 1402 Comment
  RSA504593  Lomatium nudicaule Bruce Bartholomew, B. Anderson 1988-6-23 4292 Modoc South side of Egg Lake, ca. 1.5 km west of the Burlington Northern railroad track 1300 Comment
  RSA554803  Lomatium triternatum Margaret J. Williams 1988-5-28 88- 19 -1 Modoc Highway 395, intersection with Davis Creek Road Comment
  CHSC31504  Lomatium triternatum var. macrocarpum N. E. H. Prouty 1980-6-2 178 Modoc Northern side of Dry Creek Basin Rd. Comment
  UC643303  Lomatium triternatum var. macrocarpum Alice Eastwood and John Thomas Howell 1940-6-12 8087 Modoc Jess Valley Comment
  OBI8880  Lomatium triternatum var. macrocarpum Tracey and Viola Call, Viola Call 1964-6-23 2281 Modoc 1 mi S of Perez Comment
  CAS-BOT-BC21415  Lomatium triternatum var. triternatum 1976-5-29 8 LM76 Modoc Devils Garden N of Alturas. 1402 Comment
  CAS-BOT-BC21392  Lomatium vaginatum Margaret J. Williams; et al 1988-5-30 88- 26 -5 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC21401  Lomatium vaginatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16473 Modoc Roadside 2.4 mi. S of Davis Creek. Comment
  RSA0049633  Lomatium vaginatum Dean Wm. Taylor 2012-6-5 21223 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  RSA149057  Lomatium vaginatum I. L. Wiggins, Dorothy Wiggins 1961-6-13 16473 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  UC1187648  Lomatium vaginatum Lincoln Constance, Elwood Molseed, John Weiler 1960-6-13 3679 Modoc bank overlooking e. side of Goose Lake (9 mi. n. of Davis Creek) 1371 Comment
  JEPS12822  Lonicera interrupta Milo S. Baker 1894-8-13 Modoc Comment
  UC71586  Lonicera involucrata var. involucrata Mrs. M. H. Manning 1893-2 305 Modoc Warner Range, ne Modoc County Warner Range Comment
  CHSC116081  Lotus corniculatus Lowell Ahart; John Dittes 2015-7-16 20379 Modoc North edge of Ash Creek (destroyed) southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC15554  Lotus crassifolius var. crassifolius Milo S. Baker 1893-7-19 Modoc near Forestdale Comment
  NY704619  Lotus denticulatus M. J. Williams 1984-6-20 84- 82 --2 Modoc 13.4 miles west along Parker Creek Road 1585 Comment
  CAS-BOT-BC181952  Lotus humistratus D. Isley; I. Isley 1971-7-11 11373 Modoc Intersection of State highways 139 and 299. Comment
  RSA503051  Lotus nevadensis Bruce Bartholomew, B. Anderson 1988-6-23 4227 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC181947  Lotus purshianus var. purshianus Bruce Bartholomew 1991-8-4 6009 Modoc Kelly Draw, Round Valley, 2 km E of Hwy 299 on County Road 86. 1310 Comment
  RSA229216  Lotus unifoliolatus Louis C. Wheeler 1935-9-4 3947 Modoc McGinty Point, Goose Lake. 1463 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-BC498663  Lupinus Lyman Benson 1930-7-18 2235 Modoc SW of Alturas, Upper Pit River 1219 Comment
  UC726971  Lupinus A. A. Heller 1941-6-25 16206 Modoc w side of the grade leading up to Cedar Pass; w side of the grade leading up to Cedar Pass Comment
  CAS-BOT-BC181924  Lupinus albifrons R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2146 Modoc Hills. Comment
  CAS-BOT-BC181898  Lupinus arbustus Francis Dorris Payne 1931-6-21 211 Modoc Ridge SW Dry Creek. 1981 Comment
  CAS-BOT-BC181908  Lupinus arbustus Mrs. H. C. Cantelow 1940-5-31 Modoc 8 miles South of Indian Springs Comment
  CAS-BOT-BC181914  Lupinus arbustus Elmer Ivan Applegate 1932-8-1 8059 Modoc S slope of Werren Peak, Warner Mts. Comment
  JEPS64957  Lupinus arbustus Leland S. Smith 1917-6-10 798 Modoc Jess Valley Warner Mts., Jess Valley 1524 Comment
  JEPS64954  Lupinus arbustus Frances D. Payne 1931-6-29 297 A Modoc Owl Creek Warner Mountains (SE slopes of Warner Mountains) 2133 Comment
  RSA414447  Lupinus arbustus subsp. silvicola Christopher Davidson 1973-5-26 2133 Modoc Ca. 4 miles west of Canby on highway 299. 1341 Comment
  CAS-BOT-BC182200  Lupinus argenteus Doris K. Kildale 1926-9-11 2772 Modoc 0.5 mi S of Oregon line on road to Alturas. 1371 Comment
  UC727128  Lupinus argenteus A. A. Heller 1938-6-24 15222 Modoc between Alturas and Canby; between Alturas and Canby 1341 Comment
  RSA0026213  Lupinus argenteus John F. Emmel 1997-6-9 1501 Modoc North end Surprise Valley, 3 air miles NE of Ft. Bidwell; along County Road 1, 3.6 road miles NE of jct. with County Road 6. 1409 Comment
  UC748288  Lupinus argenteus Annie M. Alexander and Louise Kellogg 1946-7-7 4917 Modoc Cedarville , Cedarville (Surprise Valley) Comment
  SBBG3540  Lupinus argenteus var. argenteus H. and M. Dearing 1939-6-7 3575 Modoc E of Adin Comment
  CAS-BOT-BC182083  Lupinus argenteus var. heteranthus John Thomas Howell 1934-6-12 12010 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC182089  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-12 8074 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC182091  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47454 Modoc Highway 395, Davis Creek (town), 6.4 mi. S. Comment
  CAS-BOT-BC182097  Lupinus argenteus var. heteranthus R. M. Austin 1884-7-1 Modoc Hills near Davis Creek. Comment
  CAS-BOT-BC182103  Lupinus argenteus var. heteranthus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10598 Modoc 5.5 mi. from Patterson Ranger Station on Eagleville Road, Warner Mts. Comment
  CAS-BOT-BC182111  Lupinus argenteus var. heteranthus R. M. Austin 1898-7-1 2143 Modoc Modoc County. Comment
  JEPS118275  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2011-6-22 17556 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS119658  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2012-7-10 18330 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  NY736938  Lupinus argenteus var. heteranthus Mrs. C. C. Bruce 08 1897 2147 Modoc Lakeshore Comment
  CAS-BOT-BC182109  Lupinus argenteus var. heteranthus R. M. Austin 1884-6-1 89 Modoc Sage brush Plains. Comment
  UC126981  Lupinus argenteus var. heteranthus Mrs. R. M. Austin and Bruce Jul 1898 2143 Modoc Comment
  CAS-BOT-BC181895  Lupinus argenteus var. meionanthus Bruce Bartholomew 1992-8-8 6365 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  POM127156  Lupinus caudatus M. French Gilman 541 Modoc Slopes 1524 Comment
  RSA152424  Lupinus caudatus I. L. Wiggins, Dorothy Wiggins 1961-6-13 16461 Modoc 3 miles west of summit of Fandango Pass across Warner Mountains. Comment
  RSA531329  Lupinus caudatus Bruce Bartholomew, B. Anderson 1990-7-20 5485 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains west side of Warner Mountains. 2130 Comment
  CAS-BOT-BC181884  Lupinus latifolius Mrs. H. C. Cantelow 1940-6-1 Modoc 12.5 mi E of Alturas. Comment
  UC865300  Lupinus latifolius var. viridifolius Lewis S. Rose 1940-6-13 40550 Modoc Davis Creek 1371 Comment
  CAS-BOT-BC181862  Lupinus lepidus var. sellulus M. M. Hanna 1956-6-7 1007 Modoc Highway 139, open glade betweem Canby and Tienesta. Comment
  CAS-BOT-BC181855  Lupinus leucophyllus Bruce Bartholomew 1994-7-4 6846 Modoc Coffee Mill Gully. 1430 Comment
  NY747378  Lupinus leucophyllus var. leucophyllus K. Paulson 1989-7-2 160 Modoc Cottonwood Flat 1448 Comment
  HSC81087  Lupinus lyallii G. M. Riegel 1980-8-20 1089 Modoc South Warner Mtn. 1829 Comment
  SEINET194861  Lupinus microcarpus var. densiflorus A. A. Heller 1941-6-25 16206 Modoc West side of the grade leading up to Cedar Pass. Comment
  CAS-BOT-BC181838  Lupinus microcarpus var. microcarpus F. Angwin 1946-5-3 Modoc Big Valley, 2 mi. NW of Adin. 1280 Comment
  JEPS119666  Lupinus microcarpus var. microcarpus Lowell Ahart, John Dittes 2012-7-11 18342 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  SJSU9583  Lupinus microcarpus var. microcarpus W. Savage 1979-7-4 1343 Modoc Triangel, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC15957  Lupinus microcarpus var. microcarpus Milo S. Baker 1893-7-28 Modoc Comment
  POM10817  Lupinus polycarpus C. F. Baker 1893-08 6953 Modoc No location listed on label. Comment
  CAS-BOT-BC181826  Lupinus polyphyllus var. burkei Francis Dorris Payne 1931-6-17 180 Modoc Parker Creek, Warner Mts. Comment
  NY747610  Lupinus polyphyllus var. saxosus R. C. Barneby 1982-5-25 17841 Modoc In west foothills of Warner Mountains, 9 miles northeast of Alturas 1550 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-BC181820  Lupinus saxosus Edward Kent Balls 1950-5-20 14805 Modoc 3.3 mi. above South Fork Public Camp, South Fork Pit River on way to Jess Valley. 1463 Comment
  HSC14835  Lupinus saxosus M. G. Burgoyne 1962-4-23 1000 Modoc 15 mi. W of Cedarville on Hwy. over Cedar Pass 2134 Comment
  CAS-BOT-BC181816  Lupinus saxosus R. M. Austin Modoc Modoc County. Comment
  RSA486801  Lupinus saxosus Bruce Bartholomew, B. Anderson 1988-5-13 4149 Modoc Along Parker Creek Road, at the border of Modoc National Forest and 16 km WSW of Alturas, side of the Warner Mtns. 1580 Comment
  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
  UC126931  Lupinus saxosus Mrs. R. M. Austin and Bruce 1898-5-9 9140 Modoc Fields (possibly not a place name) Fields Comment
  SJSU9662  Lycium barbarum W. Savage 1979-7-9 1505 Modoc by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS91368  Lycopus asper Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10491 Modoc Warner Mountains, Suprise Valley, warm spring on west shore Lower Lake 1363 Comment
  UC1191828  Lycopus asper Herbert L. Mason 1947-8-11 13490 Modoc w. margin Lower Lake (on Hwy. 81, near boundary between Lassen & Modoc Co.'s) Comment
  CAS-BOT-BC179109  Lythrum tribracteatum Herbert Louis Mason; Verne Grant 1947-7-10 13324 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CHSC117265  Lythrum tribracteatum Lowell Ahart; John Dittes 2016-7-14 21176 Modoc Southeast side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  POM229965  Machaeranthera canescens var. shastensis L. C. Wheeler 1935-8-27 3924 Modoc South Mountain, Devil's Garden 1585 Comment
  RSA504642  Madia citriodora Bruce Bartholomew, B. Anderson 1988-6-23 4242 Modoc 4.2 kim NW of Day. 1020 Comment
  CAS-BOT-BC49403  Madia glomerata John Thomas Howell 1934-7-3 12375 Modoc 5 mi. S of Hackamore. Comment
  CAS-BOT-BC49409  Madia glomerata Mrs. M. H. Manning 17 Aug 741 Modoc Joseph Creek. Comment
  UC1191985  Madia glomerata Herbert L. Mason 1947-8-11 13496 Modoc on Hwy 81 near boundary between Lassen and Modoc Counties (w margin of lake); Lower Lake Comment
  UC1191986  Madia glomerata Herbert L. Mason 1947-8-9 13483 Modoc n Alturas (e side of swamp); Fairchild Swamp Comment
  UC159285  Madia glomerata Mrs. M. H. Manning 740 Modoc Hall's Meadows Comment
  CAS-BOT-BC49412  Madia gracilis John Thomas Howell 1934-6-16 12205 Modoc Parker Creek, Warner Mountains 1584 Comment
  RSA540063  Madia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1990-7-20 5465 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  POM228992  Mahonia repens L. C. Wheeler 1935-8-14 3838 Modoc Pine Creek. Warner Mtns. 2011 Comment
  RSA59970  Mahonia repens E. K. Balls 1950-5-13 14681 Modoc West of Goose Lake, 0.5 mile S of Oregon- California State Line. 1463 Comment
  CAS-BOT-BC242026  Maianthemum racemosum E. S. Willits 1940-6-9 336 Modoc Fandango Pass. Comment
  CAS-BOT-BC242035  Maianthemum racemosum Bruce Bartholomew 1991-6-21 5806 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  POM260013  Maianthemum racemosum subsp. amplexicaule C. L. Hitchcock 1940-5-27 6681 Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC242164  Maianthemum stellatum Alice Eastwood; John Thomas Howell 1940-6-12 8055 Modoc Between Likely and Jess Valley. Comment
  POM169302  Maianthemum stellatum M. H. Manning 1903-1 114 Modoc Fort Bidwell, northeastern Modoc Co. Comment
  CAS-BOT-BC49386  Malacothrix glabrata Bruce Bartholomew 1991-6-22 5853 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CAS-BOT-BC179869  Marrubium vulgare Annie Montague Alexander; L. Kellogg 1946-6-22 4812 Modoc Upper edge of Lake Annie. 1524 Comment
  HSC14227  Marrubium vulgare M. T. Milligan 1966-6-29 487 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  POM204119  Marsilea vestita J. T. Howell 1934-6-15 12194 Modoc Dorris Reservoir, 2 miles east of Alturas 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
  CHSC100363  Medicago lupulina Lowell Ahart; John Dittes 2008-8-26 15347 Modoc On the bottom of Rose Creek, 250 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  UCD37472  Melica fugax Beecher Crampton 1960-6-17 5695 Modoc Modoc County, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station, McKay Flat. 1280 Comment
  UCD66806  Melica spectabilis August L. Hormay 1932-7-17 Modoc Lily Lake. Comment
  POM299024  Melica stricta Marion Ownbey, Fred G. Meyer 1940-7-1 2152 Modoc Cedar Peak, Warner Mountains. Comment
  SEINET11678892  Melica stricta M. Ownbey, Meyer, F. G. 1940-1 2152 Modoc Cedar Peak, Warner Mts Comment
  SEINET191484 Image available Melica stricta var. stricta M. Ownbey, FG Meyer 1940-7-1 2152 Modoc Cedar Peak Warner Mts. Comment
  CAS-BOT-BC179863  Mentha arvensis Bruce Bartholomew 1989-8-11 5056 Modoc Along W side of Goose Lake, 12.4 km N of McGinty Point on National Forest Road 48. 1430 Comment
  JEPS124363  Mentha arvensis Lowell Ahart, John Dittes 2015-7-16 20359 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  POM126662  Mentha canadensis Franklin P. Nutting s.n. Modoc Forestdale Comment
  UC1540002  Mentzelia albicaulis M. Mitchell 1936-5-21 47 Modoc 2 m se Hospital Rock; Lava Beds National Monument 1249 Comment
  POM84014  Mentzelia albicaulis R. M. Austin s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC179144  Mentzelia dispersa Bruce Bartholomew; Barrett Anderson 1988-6-23 4266 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  JEPS118254  Mentzelia dispersa Lowell Ahart, John Dittes 2011-6-22 17557 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  SEINET208167  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 miles northeast of Alturas. 1615 Comment
  RSA0121879  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC179127  Mentzelia laevicaulis Elmer Ivan Applegate 1932-7-6 8188 Modoc Cedarville, Surprise Valley. Comment
  SEINET255583  Mentzelia montana Unknown 1946-6-12 4736 Modoc Fandango Pass road. 1676 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
  RSA152746  Mentzelia veatchiana I. L. Wiggins, Dorothy Wiggins 1961-6-12 16439 Modoc 4 miles east of summit of Cedar Pass, along Cedar Pass Road. Comment
  UC1004346  Mertensia ciliata Leo Whitney 1934-5-13 Modoc Weed Valley northern Modoc County 1524 Comment
  UC748458  Mertensia ciliata Annie M. Alexander and Louise Kellogg 1946-7-19 5028 Modoc Benton Meadow Warner Mountains 2072 Comment
  HSC80936  Mertensia oblongifolia G. M. Riegel 1980-8-9 1016 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC54006  Mertensia oblongifolia var. amoena Bruce Bartholomew; Barrett Anderson 1989-6-1 4765 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  RSA531357  Mertensia oblongifolia var. amoena Bruce Bartholomew, Anderson 1989-6-2 4794 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC54017  Mertensia oblongifolia var. nevadensis Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC54018  Mertensia oblongifolia var. nevadensis Bruce Bartholomew; Barrett Anderson 1988-5-13 4157 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  UC485590  Microseris laciniata subsp. laciniata Franklin P. Nutting Modoc near Egg Lake Comment
  CAS-BOT-BC49395  Microseris nutans Bruce Bartholomew 1993-6-12 6591 Modoc Top of ridge directly above Day Rock. 1370 Comment
  JEPS6026  Microseris nutans Frances D. Payne 1932-6-22 573 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCSB21215  Mimulus breviflorus Hardham, Clare 1961-6-17 Modoc Cedar Pass Campground; Warner Mountains Comment
  UC1025085  Mimulus breweri Leo Whitney 1935-5-18 3087 Modoc ca. 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 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
  RSA185423  Mimulus douglasii Clare B. Hardham 1961-6-17 7514 Modoc Cedar Pass Camp Ground. Comment
  RSA59437  Mimulus guttatus E. K. Balls 1950-5-10 14602 Modoc Menlo Baths, west of Lower Alkali Lake. 1433 Comment
  UC711826  Mimulus guttatus Roxana S. Ferris and Laura Lorraine 1941-8-13 10539 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest 2164 Comment
  HSC30183  Mimulus layneae D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19518 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  JEPS10991  Mimulus lewisii H. A. Dutton 1912-1 Modoc North Fork Bidwell Creek Comment
  UC748138  Mimulus lewisii Annie M. Alexander and Louise Kellogg 1946-7-24 5064 Modoc at creek on trail to Emerson Camp (Bear Camp Flat); Warner Mountains Comment
  UC1523788  Mimulus nanus var. jepsonii Gregg Riegel 1981-7-13 1151 Modoc near Day 1524 Comment
  HSC26012  Mimulus nanus var. nanus D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19372 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  JEPS4012  Mimulus nanus var. nanus Mary H. Manning 1914-4-29 Modoc near Lake City (Lake City Road, by Rice's Ranch) Comment
  JEPS27953  Mimulus nasutus Frances D. Payne 1932-6-10 636 Modoc s and e Alturas (w slope of mountains); Warner Mountains, Parker Creek 1584 Comment
  UCD122845  Mimulus 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 railroad crossing. 1300 Comment
  RSA93427  Mimulus suksdorfii Milo S. Baker 1936-6-14 8313 Modoc Sink along Hwy to Canby. Several miles north of Quarantin Station. Comment
  UC748170  Mimulus suksdorfii Annie M. Alexander and Louise Kellogg 1946-7-24 5078 Modoc Bear Camp Flat Warner Mountains 2286 Comment
  POM319368  Mimulus tricolor Patricia Wilder 1971-6-20 5062 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-BC95213  Minuartia nuttallii Clare Butterworth Hardham 1961-6-20 7886 Modoc Bidwell Road to Dismal Creek. 2438 Comment
  SBBG1991  Minuartia nuttallii var. gregaria H. and M. Dearing 1939-6-9 3623 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  RSA149075  Mitella pentandra I. L. Wiggins, Dorothy B. Wiggins 1961-6-14 16489 Modoc 6.4 mi. S of Lassen Creek Campground along road to Buck Mtn, Warner Mtns. 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
  CAS-BOT-BC222026  Monardella odoratissima subsp. glauca Marion Ownbey; Fred G. Meyer 1940-7-1 2150 Modoc Cedar Peak, Warner Mts. Comment
  RSA793423  Monardella odoratissima subsp. odoratissima J. D. Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument, summit and upper west-facing slope of Caldwell Minor near east edge of monument boundary. 1402 Comment
  CAS-BOT-BC179364  Monardella odoratissima subsp. pallida Bruce Bartholomew; Barrett Anderson 1988-7-21 4419 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  UC25509  Monardella odoratissima subsp. pallida Milo S. Baker 1893-6-20 Modoc At Egg Lake Comment
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Oct 10 2006
  RSA504610  Monardella odoratissima subsp. pallida Bruce Bartholomew, B. Anderson 1988-7-21 4419 Modoc S end of Whitehorse Flat Reservoir 1340 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
  CAS-BOT-BC197515  Montia chamissoi Bruce Bartholomew 1991-6-22 5837 Modoc N fork of Barber Creek, E slope of S end of the Warner Mountains. 1660 Comment
  HSC17743  Montia chamissoi M. T. Milligan 1964-7-25 178 Modoc Pine Creek Basin, along trail. 2439 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-BC197543  Montia linearis Bruce Bartholomew; Barrett Anderson 1988-5-12 4104 Modoc White Horse. 1340 Comment
  CAS-BOT-BC197549  Montia linearis E. S. Willits 1940-5-17 266 Modoc Willow Ranch. Comment
  CHSC117848  Montia linearis L. P. Janeway 2016-5-16 11997 A Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Applegate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  HSC75891  Montia linearis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19435 Modoc Near Hager Reservoir Comment
  SEINET3025752  Montia linearis Annie M. Alexander, Louise Kellogg 1946-6-14 4755 Modoc Patterson Mill-- Silver Creek roads 1830 Comment
  CAS-BOT-BC247568  Muhlenbergia asperifolia Leland S. Smith 1917-8-19 152 Modoc Fort Bidwell. 1371 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
  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
  UCD86774  Muhlenbergia jonesii Leo Whitney 1935-8-15 3622 Modoc U.S.B.E. - R. S. -6. Comment
  UC1949272  Muhlenbergia richardsonis Barbara Ertter 1988-6-18 7609 Modoc W side Hwy 139 just S of where it crosses railroad at jct to Clear Lake, NE of Dry Lake E of Lava Beds Nat'l Monument Comment
  UCD86986  Muhlenbergia richardsonis L. Whitney 1935-7-19 3539 Modoc Lake Joaquina, Hackamore, ca. 15 mi. NW of Canby, Modoc National Forest. 1463 Comment
  SEINET8400744  Munroa squarrosa Richard R. Halse 2006-8-3 6988 Modoc Along Jess Valley Road ca. 4 miles east of Likely, just past bridge over the Pit River. 1387 Comment
  UC1101354  Myosurus apetalus Herbert L. Mason 1957-6-21 14704 Modoc w side of Said Valley Comment
  RSA399952  Myosurus minimus var. filiformis Christopher Davidson 1973-5-26 2151 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  CHSC114295  Myriophyllum sibiricum B. Villegas 2008-7-24 Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. Comment
  UC874342  Myriophyllum sibiricum C. L. Hitchcock 1940-5-28 6722 Modoc 15 mi N of Alturas (near Suprise). 1402 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-BC198014  Navarretia breweri Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2146 Modoc W slope of Cedar Pass. Comment
  NY1012733  Navarretia breweri A. J. Cronquist 1959-6-20 8528 Modoc Cedarville Pass; Warner Mountains between Cedarville and Alturas 1920.2 Comment
  CAS-BOT-BC197997  Navarretia divaricata subsp. vividior Bruce Bartholomew; Barrett Anderson 1988-6-25 4396 Modoc Ryan Canyon, N of Adin. 1390 Comment
  CAS-BOT-BC198005  Navarretia divaricata subsp. vividior Milo Samuel Baker 1894-6-15 s.n. Modoc Little Hot Spring Valley. Comment
  CAS-BOT-BC198008  Navarretia divaricata subsp. vividior Alice Eastwood; John Thomas Howell 1940-6-14 8221 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC197991  Navarretia intertexta subsp. intertexta Bruce Bartholomew; Barrett Anderson 1990-7-20 5460 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CHSC106180  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2010-8-30 17056 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
  CAS-BOT-BC197983  Navarretia intertexta subsp. propinqua Frank Warrington Peirson 1926-6-25 6868 Modoc Cedarville Pass, Warner Mts. Comment
  CAS-BOT-BC197989  Navarretia intertexta subsp. propinqua Annie Montague Alexander; L. Kellogg 1946-7-7 4932 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  CAS-BOT-BC197973  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-6-23 4248 Modoc 4.2 km NW of Day. 1020 Comment
  RSA518659  Navarretia leucocephala subsp. leucocephala L. R. Heckard, R. C. Bacigalupi 1980-6-10 5221 Modoc Southwest margin of Egg Lake (now dry). Comment
  CHSC117860  Navarretia leucocephala subsp. minima L. P. Janeway 2016-5-16 11996 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Apple-gate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  SJSU9533  Navarretia leucocephala subsp. minima W. Savage 1979-6-20 1270 Modoc S margin of Bottle Cr Reservoir, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET200248  Navarretia propinqua Herbert L. Mason 1946-7-13 13449 Modoc West end of Fandango Pass near Goose Lake on road to Fort Bidwell. Comment
  RSA67244  Navarretia sinistra P. A. Munz 1951-9-14 16981 Modoc Cedar Pass, Warner Mountains. 1921 Comment
  CAS-BOT-BC179304  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-12 2333 Modoc Edge of Thoms Creek at foot of Bonner Grade, Cedar Pass Rd., 13.4 mi. NE of Alturas. 1524 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-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
  CAS-BOT-BC179288  Nemophila pedunculata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6428 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  CAS-BOT-BC179294  Nemophila pedunculata Edward Kent Balls 1950-5-18 14758 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  UC748434  Nemophila pedunculata Annie M. Alexander and Louise Kellogg 1946-6-14 4754 Modoc Silver Creek Branch of Patterson Mill road 1828 Comment
  UC25540  Nepeta cataria Milo S. Baker 1894-8-25 Modoc Forestdale 1371 Comment
  UC1523753  Nestotus stenophyllus Gary Schoolcraft 1981-5-6 379 Modoc Northeast of Alturas 1536 Comment
  CHSC112842  Nicotiana attenuata Lowell Ahart; John Dittes 2013-7-25 18970 Modoc Elkins Lane Parking Area, west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC49368  Nothocalais troximoides K. Paulson; Robert Paulson 1988-5-24 11 Modoc Parker Creek, Warner Mts.. 1524 Comment
  JEPS5994  Nothocalais troximoides Frances D. Payne 1932-6-10 535 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CHSC116084  Oenothera elata subsp. hirsutissima Lowell Ahart; John Dittes 2015-7-16 20361 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
  UC128759  Oenothera flava subsp. flava Milo S. Baker 1893-1 Modoc e side Egg Lake Comment
  UCR143283  Oenothera tanacetifolia George Willet 1935-6-13 s.n. Modoc 4 mi east of Likely 1524 Comment
  CAS-BOT-BC245086  Olsynium douglasii var. douglasii L. A. M. Black 1894-4-1 105 Modoc Davis Creek. Comment
  CAS-BOT-BC245092  Olsynium douglasii var. douglasii Belknap C. Goldsmith 1913-5-13 95 Modoc W side of Warner Mts. near Willow Ranch. 1584 Comment
  UC190690  Olsynium douglasii var. douglasii M. F. Gilman 581 Modoc Modoc Co. Hills 1676 Comment
  CHSC99948  Onopordum acanthium Lowell Ahart; John Dittes 2008-8-25 15275 Modoc On the west bank (flood plane) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  RSA128638  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc S/4th St., E/East St., Alturas Comment
  CDA7557  Onopordum acanthium T. C. Fuller 1958-7-8 902 -58 Modoc Hunt Estate Ranch, Lookout Road, 3.5 miles west of Adin. 0 Comment
  CAS-BOT-BC49373  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1958-7-8 899 -58 Modoc Adin. Comment
  CAS-BOT-BC49375  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1959-7-8 2795 Modoc Alturas. Comment
  UCD88279  Orcuttia tenuis R. Preston 2000-7-17 1392 Modoc ca. 9.5 miles NW of Canby, on N side of Highway 139, 3.2 miles E of Forest Service Road 44N11. 300 feet E of outfall of large seasonal lake. 1487 Comment
  UC748366  Oreostemma alpigenum var. andersonii Annie M. Alexander and Louise Kellogg 1946-8-9 5131 Modoc Patterson Lake Trail Warner Mountains Comment
  HSC16680  Orobanche corymbosa M. T. Milligan 1966-8-3 642 Modoc W slope of Eagle Peak 2134 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
  JEPS77522  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4892 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen County line); Warner Mts. 2011 Comment
  JEPS9434  Orthocarpus cuspidatus subsp. cryptanthus Mary H. Manning 1907-1 712 a Modoc e side Mt. Bidwell (on Twelve-mile Creek); Mt. Bidwell (e side), on Twelve-mile Creek Comment
  RSA152438  Orthocarpus lacerus I. L. Wiggins, Dorothy Wiggins 1961-6-13 16463 Modoc 5 mi W of Fandango Pass, Warner Mtns. Comment
  RSA305792  Orthocarpus lacerus James R. Shevock 1972-5-20 1803 Modoc Hwy 299, W of Canby. 1372 Comment
  JEPS4306  Orthocarpus luteus W. L. Jepson 1918-8-10 7933 Modoc Alturas 1371 Comment
  UC735036  Osmorhiza berteroi Lincoln Constance 1946-7-4 3103 Modoc Deep Creek 3.4 mi below summit; Warner Mountains 1828 Comment
  NY1101728  Osmorhiza depauperata L. Constance 1946-7-4 3104 Modoc Deep Creek 3.4 miles below summit, Warner Mountains Comment
  CAS-BOT-BC15703  Osmorhiza occidentalis Bruce Bartholomew; Barrett Anderson 1990-7-20 5488 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  JEPS5967  Osmorhiza occidentalis Frances D. Payne 1931-6-21 215 Modoc under cliffs on ridge sw Dry Creek (creek is a tributary of Parker Creek, s and e of Alturas); Warner Mountains Comment
  CAS-BOT-BC218103  Oxyria digyna Annie Montague Alexander; L. Kellogg 1946-7-23 5058 Modoc Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC50346  Packera cana Alice Eastwood; John Thomas Howell 1940-6-12 8089 Modoc Jess Valley. Comment
  CHSC70468  Packera cana A. Sanger 1996-7-2 2410 Modoc Paynes Peak, near Transmission Tower. 2316 Comment
  JEPS5947  Packera cana Frances D. Payne 1931-6-11 151 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET11799198  Packera cana Unknown 1940-1 40540 Modoc near Alturas Comment
  UC1523796  Packera cana Gary Schoolcraft 1981-5-12 390 Modoc sw Alturas 1493 Comment
  HSC28870  Packera eurycephala D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19363 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  HSC31110  Packera eurycephala R. F. Thorne, C. W. Tilforth 1969-9-5 39150 Modoc Modoc National Forest, Warner Mtns.: near Mill Creek Falls 1753 Comment
  JEPS30372  Packera eurycephala Peter H. Raven 1962-5-29 17892 Modoc 6 mi e Alturas Comment
  CAS-BOT-BC50277  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 A Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50321  Packera eurycephala var. eurycephala Christopher Davidson 1975-6-4 2592 Modoc 0.4 mi. E of Hwy 395 on Hwy 299 towards Cedarville. 1379 Comment
  CAS-BOT-BC50322  Packera eurycephala var. eurycephala R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2185 Modoc Likely. Comment
  CAS-BOT-BC50269  Packera eurycephala var. eurycephala Leland S. Smith 1404 Modoc Lava Beds, West Lava Ranger Station. 1280 Comment
  SJSU9569  Packera subnuda var. subnuda W. Savage 1979-7-3 1317 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
Read comments
Jul 30 2012
  UC748209  Paeonia brownii Annie M. Alexander and Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2164 Comment
  JEPS60650  Paeonia brownii Frances D. Payne 1931-6-21 214 Modoc ridge sw Dry Creek (s and e of Alturas, creek is tributary of Parker Creek); Warner Mountains 1981 Comment
  RSA434234  Paeonia brownii Christopher Davidson 1975-6-3 2587 Modoc East of Goose Lake, ca. 1 mile south of Willow Ranch on Highway 395 north of Alturas 1341 Comment
  RSA99680  Paeonia brownii W. A. Weber 1953-5-14 8372 Modoc West end of Jess Valley 10 miles east of Likely 1433 Comment
  UC1237946  Paeonia brownii John Weiler and A. P. Nelson May 26 1961-May 29 1961 61221 Modoc Cedar Pass Warner Mountains (steep slopes above hwy) Comment
  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
  JEPS70586  Panicum capillare Leland S. Smith 1918-9-20 1061 Modoc Surprise Valley , Modoc National Forest 1371 Comment
  CAS-BOT-BC232315  Pedicularis attollens K. Paulson; Robert Paulson 1989-7-4 168 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2127 Comment
  HSC80739  Pedicularis attollens G. M. Riegel 1980-8-9 1002 Modoc S Warner Mtns. 1670 Comment
  JEPS3861  Pedicularis groenlandica N. T. Mirov 1929-7-4 Modoc Lily Lake, about 1 mi s of Oregon-California boundary Lily Lake; Warner Mountains 2133 Comment
  POM203786  Pedicularis groenlandica J. T. Howell 1934-6-14 12140 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC232304  Pedicularis groenlandica subsp. surrecta Leland S. Smith 1918-6-22 945 Modoc Lily Lake. 2133 Comment
  UC748174  Pedicularis semibarbata Annie M. Alexander and Louise Kellogg 1946-7-17 5006 Modoc Benton Meadow; Warner Mountains 2072 Comment
  HSC80738  Pedicularis semibarbata G. M. Riegel 1980-7-12 863 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC232343  Penstemon davidsonii var. davidsonii Bruce Bartholomew 1995-7-31 7104 Modoc E side of the Warner Mts. near crest and just N of the headwaters of the S fork of Davis Creek. 2320 Comment
  CAS-BOT-BC232349  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-5 8172 A Modoc Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC232350  Penstemon davidsonii var. davidsonii Bruce Bartholomew 1991-8-5 6055 Modoc Spring NE of Cottenwood Lake along Summit Trail from Squaw Peak to Patterson Lake, Warner Mts. 2580 Comment
  CAS-BOT-BC265312  Penstemon davidsonii var. davidsonii Frances Payne 1929-7-12 82 Modoc Camp 1, Lost Lake, Warner Mountains 2286 Comment
  CAS-BOT-BC232328  Penstemon deustus var. pedicellatus Francis Dorris Payne 1932-6-10 532 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC232330  Penstemon deustus var. pedicellatus Elmer Ivan Applegate 1932-8-6 8215 Modoc Rocky summit of Yellow Mountain, Bidwell Pass, Warner Mountains Comment
  CAS-BOT-BC232336  Penstemon deustus var. pedicellatus John Thomas Howell 1934-6-11 11919 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC232372  Penstemon deustus var. pedicellatus Elmer Ivan Applegate 1932-8-2 8070 Modoc Mill Creek Meadows. Comment
  JEPS28989  Penstemon deustus var. pedicellatus Frances D. Payne 1929-7-26 112 Modoc Pine Creek Basin Warner Mts., Pine Creek Basin 2133 Comment
  NY591814  Penstemon deustus var. pedicellatus B. M. Bartholomew 1989-6-3 4876 Modoc Boles Creek, ca. 5.5 km east of the southeast corner of Clear Lake Reservoir. 1430 Comment
  NY591815  Penstemon deustus var. pedicellatus B. M. Bartholomew 1989-6-3 4858 Modoc Crowder Flat Road at Fletcher Creek. 1550 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
  CAS-BOT-BC245537  Penstemon gracilentus John Thomas Howell 1934-6-14 12176 Modoc Patterson Mill Road 2133 Comment
  CAS-BOT-BC245542  Penstemon gracilentus John Thomas Howell 1934-6-14 12176 Modoc Patterson Mill Road, Warner Mountains 2133 Comment
  NY600735  Penstemon gracilentus B. M. Bartholomew 1988-7-21 4472 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains Comment
  SEINET4854504  Penstemon janishiae Unknown 1978-6-8 8883 Modoc Crowder Flat Rd., 0.5 km (0.3 mi) from junction with California Highway 395 (Alturas). 1340 Comment
  SEINET5328793 Image available Penstemon janishiae M. J. Williams, T. Holcom, B. Holcom; L. Saxton 1988-5-28 88- 24 -2 Modoc Grade up to Crowder Flat from Hwy 299, W of Alturas. Top of steep bank by road 1478 Comment
  CAS-BOT-BC232505  Penstemon roezlii M. M. Hanna 1956-6-7 s.n. Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC232508  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi. N of Alturas (near Surprise). 1402 Comment
  CAS-BOT-BC245573  Penstemon roezlii Alice Eastwood; John Thomas Howell 1940-6-12 8090 Modoc Jess Valley. Comment
  POM260862  Penstemon roezlii Alice Eastwood, John T. Howell 1940-6-13 8189 Modoc West side of Cedar Pass. Comment
  RSA242180  Penstemon roezlii James L. Reveal 1971-6-22 2459 Modoc Along U.S. Highway 395 at Davis Creek. 1454 Comment
  CAS-BOT-BC232514  Penstemon roezlii Elmer Ivan Applegate 1929-6-24 5886 Modoc Along Pit River above Adin. Comment
  NY650096  Penstemon roezlii M. J. Williams 1984-6-28 8468- 1 Modoc Warner Mountains, Stowe Reservoir area, west of Soldier Creek Road 2103.1 Comment
  SEINET5329598 Image available Penstemon roezlii M. J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mtns. Stowe Reservoir area, W of Soldier Creek Road 2103 Comment
  UC690360  Penstemon roezlii Milo S. Baker 1936-7-14 8340 Modoc about 2 mi w Cedar Pass Camp (along old road to Alturas); Warner Mts., w of Cedar Pass Camp Comment
  NY650945  Penstemon rydbergii var. oreocharis A. J. Cronquist 1959-6-19 8511 Modoc Near the shore of Clear Lake; Warner Mountains, 15 miles east of Likely. 1828.8 Comment
  POM44139  Penstemon rydbergii var. oreocharis R. M. Austin 1895-07 520 Modoc Goose Lake Valley. Comment
  RSA11914  Penstemon rydbergii var. oreocharis Elmer I. Applegate 1932-7-9 7595 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  SD135515  Penstemon rydbergii var. oreocharis B. Bartholomew 1989-6-3 4855 Modoc Crowder Flat Road at Fletcher Creek 1550 Comment
  UC27421  Penstemon rydbergii var. oreocharis Mrs. R. M. Austin and Bruce July 1898 2358 Modoc Fields Comment
  CAS-BOT-BC245551  Penstemon speciosus Roxana Stinchfield Ferris; R. Duthie 1919-6-20 182 Modoc Above Parker Creek, Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC245557  Penstemon speciosus Bruce Bartholomew 1995-8-1 7156 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  CHSC31507  Penstemon speciosus NEH Prouty 1980-6-7 180 Modoc Modoc National Forest. Along north side of Deep Creek Road. SW of Cedarville. Comment
  RSA401880  Penstemon speciosus Christopher Davidson 1975-6-4 2613 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  SEINET11138449  Penstemon speciosus N. H. Holmgren, Patricia K. Holmgren 1978-1 8879 Modoc U.S. Highway 395, 9.5 km (5.9 miles) north of Davis Creek 1490 Comment
  RSA11915  Penstemon speciosus Elmer I. Applegate 1932-8-1 8037 Modoc High arid summit of Warner Mountains, south of Warren Peak. Comment
  CAS-BOT-BC214734  Peraphyllum ramosissimum Leland S. Smith 1920-7-4 1170 Modoc Plateau, W of Alturas. 1524 Comment
  POM253371  Peraphyllum ramosissimum A. A. Heller 1938-6-24 15228 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  RSA59528  Peraphyllum ramosissimum E. K. Balls 1950-5-20 14811 Modoc Above South Fork Public Camp, on slope south of river, Likely to Jess Valley. 1433 Comment
  UC931945  Peraphyllum ramosissimum Verne Grant and Alva Grant 1948-7-10 8008 Modoc s of Alturas (on Highway 359) Comment
  CAS-BOT-BC498669  Peraphyllum ramosissimum K. Paulson; R. Paulson 1991-5-26 223 Modoc Along Hwy 395, ca 3 mi S of Alturas 1338 Comment
  RSA77089  Peraphyllum ramosissimum F. W. Peirson 1926-6-26 6905 Modoc Hill slope in broken country, between Alturas and Canby. Comment
  CAS-BOT-BC15705  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1984-7-1 84- 86 -1 Modoc 3.1 mi. N of Hwy 299 on Crowder Flat Road. 1341 Comment
  CAS-BOT-BC15709  Perideridia bolanderi subsp. bolanderi Barrett Anderson 1986-7-9 3148 Modoc Crowder Flat Rd, 3.2 km off Hwy 299. 1510 Comment
  HSC21603  Perideridia gairdneri subsp. gairdneri M. T. Milligan 1966-8-3 625 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC15712  Perideridia oregana Isabelo T. Kelly 1930-1-1 18 Modoc Near Davis Creek. Comment
  UC1389996  Perideridia oregana T. I. Chuang and F. Gleason 1963-8-23 5926 Modoc about 5 mi w Alturas Comment
  CHSC109677  Persicaria amphibia Lowell Ahart; John Dittes 2012-7-10 18327 Modoc On the drying north side of the drainage, east of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC106206  Persicaria lapathifolia Lowell Ahart; John Dittes 2010-8-31 17080 Modoc On the north side of a wash, near pond, about 50 yards east of the fence, south edge of the meadow, Ash creek State Wildlife aArea, 2300 feet north of Lassen County Linee, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 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
  UC711860  Phacelia hastata Roxana S. Ferris and Laura Lorraine 1941-8-13 10514 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest, East Creek drainage 2164 Comment
  CAS-BOT-BC179275  Phacelia hastata subsp. compacta Robert Patterson; Mona Bourell 1993-8-14 5225 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC179254  Phacelia hastata subsp. hastata Louis Cutter Wheeler 1935-8-10 3824 Modoc Lily Lake. 2133 Comment
  CAS-BOT-BC179260  Phacelia hastata subsp. hastata Annie Montague Alexander; L. Kellogg 1946-6-30 4870 Modoc Highgrade, W side of ridge. 2377 Comment
  CAS-BOT-BC179266  Phacelia hastata subsp. hastata Lawrence Ray Heckard 1952-6-19 316 Modoc Ca. 7 mi. N of Alturas along Hwy 395. 1341 Comment
  SD130515  Phacelia hastata subsp. hastata B. Bartholomew, B. Anderson 1988-7-21 4451 Modoc vicinity of Patterson Campground, southern end of the Warner Mts. Emerson Peak. Sierran montane forest 2190 Comment
  CAS-BOT-BC180015  Phacelia heterophylla subsp. virgata Lincoln Constance 1946-7-4 3101 Modoc Above Thom's Creek, 17 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC180018  Phacelia heterophylla subsp. virgata Francis Dorris Payne 18 Modoc Parker Creek. 1584 Comment
  JEPS4037  Phacelia heterophylla subsp. virgata Frances D. Payne 1931-7-5 324 Modoc about 3 mi n Parker Creek (s and e of Alturas); Warner Mountains, Fern Spring 1828 Comment
  UC24489  Phacelia heterophylla subsp. virgata Geo. H. Boke 1890-1 Modoc Comment
  CHSC31501  Phacelia humilis NEH Prouty 1980-7-1 195 Modoc Modoc Natl. Forest, Warner Mt. District. Opening south of Soup Spring's Campground in forest of Pinus ponderosa and Abies concolor. 2072 Comment
  HSC13711  Phacelia humilis M. T. Milligan 1966-7-3 528 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  UC881155  Phacelia humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 mi ne Alturas 1615 Comment
  UC133064  Phacelia humilis Mrs. R. M. Austin June 1884 Modoc mts. e Goose Lake Val. Comment
  UC619272  Phacelia humilis J. and H. W. Grinnell 1938-6-16 1110 Modoc Cedar Pass Summit Warner Mountains 1935 Comment
  CAS-BOT-BC179977  Phacelia humilis var. humilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16406 Modoc Cedar Pass Campground, 3 mi. E of Thoms Creek Bridge. Comment
  CAS-BOT-BC179981  Phacelia humilis var. humilis M. Vasey 1990-6-29 9017 Modoc Trail to summit above N Emerson Lake. 2651 Comment
  CAS-BOT-BC179987  Phacelia humilis var. humilis D. E. (Mrs. A. A. Beetle) Beetle 1941-6-29 65 Modoc Road to Cedarville, at pass. 2118 Comment
  CAS-BOT-BC248337  Phacelia humilis var. humilis B. Bartholomew; H. Sun 2002-6-24 8811 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 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
  UC914300  Phacelia inundata Verne Grant 1947-8-27 8316 Modoc sw end Clear Lake Comment
  CAS-BOT-BC179953  Phacelia linearis Bruce Bartholomew; Barrett Anderson 1989-6-1 4736 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC179959  Phacelia linearis Alice Eastwood; John Thomas Howell 1940-6-14 8251 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  HSC30191  Phacelia linearis D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19376 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC1562693  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc Hwy 139 1 mi s S jct to Lava Beds Nat'l Monument (a few mi n of Agric. Inspection Station, ca 50 air mi sw of Klamath Falls, e of Tonesta) 1310 Comment
  UC932005  Phacelia linearis Verne Grant and Alva Grant 1947-7-13 8017 Modoc Fandango Pass Warner Mountains Comment
  RSA42002  Phacelia linearis H. C. Cantelow 1940-6-2 3231 Modoc West of Alturas, road to Lava Beds National Monument. Comment
  RSA518817  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection State, 1 mi S of S jct to Lava Beds Nat l Monument E of Tonesta. 1311 Comment
  RSA83104  Phacelia linearis Verne Grant, Alva Grant 1947-7-13 8017 Modoc Fandango Pass, Warner Mountains. Comment
  UC1299154  Phacelia linearis Freed W. Hoffman 1955-7-13 4096 Modoc one mi e Cedar Pass Camp Ground (rocky ridge at side of road) 1737 Comment
  UC881174  Phacelia linearis Lewis S. Rose 1940-6-14 40584 Modoc 5 mi w Perez; Mammaoth Cave 1280 Comment
  UCSB27389  Phacelia linearis Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake, east of Likely Warner Mtns. Comment
  CAS-BOT-BC179946  Phacelia mutabilis Louis Cutter Wheeler 1935-8-10 3824 Modoc Lily Lake. 2133 Comment
  CAS-BOT-BC179940  Phacelia mutabilis John Thomas Howell june 13, 1934 12047 Modoc Fandango Pass 1828 Comment
  JEPS1024  Phacelia ramosissima var. eremophila L. S. Smith 1918-8-7 1015 Modoc Camp One Modoc <National> Forest, South Warners (near Patterson Mill) 2438 Comment
Read comments
Jul 14 2013
  JEPS83791  Phacelia thermalis Dean Wm. Taylor with Robert A. Price 1988-6-4 9761 Modoc ca 2.6 mi S10 deg e Casuse Mountain; Modoc Plateau, Tule Lake 15' quadrangle, Tule Lake Basin, Do 1280 Comment
  OBI48669  Phacelia thermalis Lewis S. Rose 1940-6-12 40537 Modoc 10 mi S of Alturas 1341 Comment
  UC726937  Phacelia thermalis A. A. Heller 1941-6-26 16220 Modoc three mi w Canby (along hwy) Comment
  UC748324  Phacelia thermalis Annie M. Alexander and Louise Kellogg 1946-6-10 4712 Modoc on shore Snake Lake (dry) Comment
  CDA2272  Phalaris arundinacea T. C. Fuller 1963-8-26 11172 Modoc West side of Hwy 395 to Lakeview, 1 mile north of Davis Creek. 0 Comment
  SEINET4691133  Phalaris arundinacea S. C. Swift 1937-6-23 12 Modoc Alturas, grazing district # 2 1280 Comment
  CAS-BOT-BC247552  Phleum alpinum Elmer Ivan Applegate 1932-8-3 8141 Modoc W slope of Eagle Peak. Comment
  UCD89310  Phleum alpinum August L. Hormay 1932-7-17 s.n. Modoc Lily Lake. Comment
  CDA2316  Phleum pratense T. C. Fuller 1958-7-8 2015 Modoc Davis Creek. 0 Comment
  UC1100414  Phleum pratense Herbert L. Mason and Verne Grant 1947-7-10 13358 Modoc 2 mi e Alturas (1/4 mi w of Dorris Reservoir); w of Dorris Reservoir Comment
  CAS-BOT-BC197951  Phlox diffusa C. C. (Mrs.) Bruce 1893-6-1 89 Modoc Davis Creek. Comment
  CAS-BOT-BC197957  Phlox diffusa Bruce Bartholomew 1991-5-25 5743 Modoc McGinty Point, SW side of Goose Lake. 1470 Comment
  JEPS26567  Phlox diffusa Lauramay T. Dempster 1961-6-18 1691 Modoc just s Cedar Pass Comment
  JEPS15472  Phlox diffusa Joseph and Hilda W. Grinnell 1938-6-16 1109 a Modoc summit of Cedar Pass Warner Mountains, Cedar Pass 1935 Comment
  HSC17168  Phlox douglasii J. Wendell Howe 1930-7-1 Modoc Eagle Peak Comment
  JEPS2796 Image available Phlox douglasii Mrs. C. C. Bruce 1898-7-1 2331 Modoc head Davis Creek; ; Head of Davis Creek, Modoc Co. Comment
  UCD118291  Phlox douglasii R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek. Comment
  CAS-BOT-BC197937  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-8-1 8009 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  CAS-BOT-BC197942  Phlox douglasii subsp. rigida M. M. Hanna 1956-6-3 939 Modoc Highway between Alturas and Cedarville. Comment
  RSA59706  Phlox douglasii subsp. rigida E. K. Balls 1950-5-18 14748 Modoc Above Upper Rush Creek Public Camp, 2.5 miles east from Highway 299. 1829 Comment
  UC879774  Phlox gracilis C. L. Hitchcock 1940-5-27 6685 Modoc 15 mi ne Alturas 1615 Comment
  HSC68923  Phlox hoodii subsp. canescens Gary Schoolcraft 1980-4-17 207 Modoc W of Wade Williams Spring, S of Alturas. 1463 Comment
  RSA647581  Phlox hoodii subsp. canescens Marion P. Harthill 1972-6-17 850 Modoc Cedar Pass 1921 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
  SEINET7073581  Phlox pulvinata A. G. Vestal 1955-5-18 s.n. Modoc About 3.2 miles east of Aden on Route 87. UTM Zone 10, 666674mE, 4563618mN. Coordinate datum: NAD27. Comment
  HSC75911  Phlox rigida D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19407 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC197861  Phlox stansburyi Bruce Bartholomew 1991-5-24 5705 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CHSC118078  Phlox stansburyi var. brevifolia L. P. Janeway 2016-5-17 12037 Modoc Modoc Plateau. Devils Garden area; along road 45N06 1.6 road-km northeast of Logan Slough crossing; about 3.4 air-km north of Big Sage Reservoir. 1494 Comment
  HSC6881  Phoenicaulis cheiranthoides M. T. Milligan 1966-5-4 620 Modoc Plateau W of Jess Valley 1829 Comment
  JEPS15391  Phoenicaulis cheiranthoides W. L. Jepson 1918-8-7 7879 Modoc Mount Bidwell 2507 Comment
  RSA59975  Phoenicaulis cheiranthoides E. K. Balls 1950-5-13 14671 Modoc W shore of Goose Lake, 0.2 mile S of Oregon-Calif. state line. 1463 Comment
  UC10761  Phoenicaulis cheiranthoides Mrs. R. M. Austin April, 1894 Modoc Goose Lake Valley Comment
  UC117652  Phoenicaulis cheiranthoides unknown Apr. 1890 465 Modoc Goose Lake Valley Comment
  UC71679  Phoenicaulis cheiranthoides Mrs. M. H. Manning 1903-4-12 63 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  CAS-BOT-BC247592  Phragmites australis Herbert Louis Mason 1947-8-11 13501 Modoc Hwy 81, N of Modoc-Lassen County line. Comment
  SEINET7297281 Image available Phragmites australis Herbert L. Mason 1947-1 13501 Modoc Highway 81, north of Modoc- Lassen County Line Comment
  CAS-BOT-BC30198  Pinus albicaulis Robert Patterson; Mona Bourell 1993-8-15 5244 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC401393  Pinus albicaulis W. P. Taylor and H. C. Bryant 1910-7-1 Modoc Summit of Warren Pk. Warner Mountains, Summit of Warren Pk. 2926 Comment
  NY49934  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
  RSA749197  Pinus contorta var. murrayana A. Townesmith, K. M. Meyer 2007-9-16 215 Modoc Modoc National Forest, 8.5 mi. on Hwy 23 which turns into 31, south of Cedarville, CA. Pine 2218 Comment
  HSC80917  Pinus jeffreyi G. M. Riegel 1979-9-8 767 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC30154  Pinus monticola Belknap C. Goldsmith 1910-8-11 20 Modoc Summit, Warner Mts. 2316 Comment
  CAS-BOT-BC73020  Pinus monticola Elmer I. Applegate 1932-8-5 8219 Modoc Dry, rocky crest of Yellow Moutain near Lily Lake, Bidwell Pass, Warner Mountains. 2438 Comment
  SEINET11737408  Pinus monticola M. Ownbey, Meyer, F. G. 1940-1 2153 Modoc near summit of Clear Peak, Warner Mountains Comment
  UC1612279  Pinus monticola Mrs. M. H. Manning 1905-1-1 Modoc Comment
  HSC46289  Pinus washoensis J. P. Smith, J. O. Sawyer 1973-8-8 7252 Modoc 1.5 mi. N of Patterson Guard Station on Summit Trail, S Warner Wilderness 2439 Comment
  SJSU9624  Plagiobothrys cusickii W. Savage 1979-7-7 1435 Modoc Triange, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 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
  CHSC85131  Plagiobothrys leptocladus John Dittes; Josephine Guardino 1991-7-21 413 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
  POM204140  Plagiobothrys mollis J. T. Howell 1934-6-15 12197 Modoc Alturas. Comment
  RSA531369  Plagiobothrys mollis Bruce Bartholomew 1990-7-19 5401 Modoc Turner Creek at County Road 90, N end of Big Valley. 6.4 km N of Lassen County border 1230 Comment
  CAS-BOT-BC58728  Plagiobothrys mollis var. mollis Herbert Louis Mason; Verne Grant 1947-7-12 13395 Modoc By Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  CAS-BOT-BC248342  Plagiobothrys nitens B. Bartholomew; H. Sun 2002-6-24 8825 Modoc S end of Sweagert flat ca. 15.3 straight line km WNW of Aden 1820 Comment
  SEINET3084127 Image available Plagiobothrys salsus Arnold Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8797 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. Comment
  RSA0020681  Plagiobothrys salsus R. B. Kelley 2005-6-26 883 Modoc Along SR 299. No specific locality data provided. Comment
  CAS-BOT-BC58732  Plagiobothrys scouleri Bruce Bartholomew; Barrett Anderson 1988-7-22 4547 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  CAS-BOT-BC58743  Plagiobothrys scouleri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16510 Modoc 13 mi. W of Canby, along Hwy 139. Comment
  CAS-BOT-BC58749  Plagiobothrys scouleri Louis Cutter Wheeler 1935-8-16 3865 Modoc Dismal Swamp, Modoc National Forest 2225 Comment
  CAS-BOT-BC58756  Plagiobothrys scouleri John Thomas Howell 1934-6-11 11912 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC497196  Plagiobothrys scouleri E. Joyal; D. Mehlman 1988-6-27 1287 Modoc Warner Mts., Jess Valley 1500 Comment
  POM312570  Plagiobothrys scouleri var. cusickii H. L. Mason, Verne Grant 1947-7-12 13415 Modoc Near south end of West Side Rd. along railroad tracks, Pit River Valley, south of Alturas Comment
  CHSC116067  Plantago major Lowell Ahart; John Dittes 2015-7-16 20388 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  HSC65541  Plantago major Thomas Wood 1979-8-8 208 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  UC1192026  Plantago major Verne Grant and Irving Schneider 1947-7-21 8114 Modoc 0.25 mi upstream South Fork of Pit River confluence with North Fork (South Fork of Pit River, by Alturas); South Fork of Pit River Comment
  UCR37817  Platanthera dilatata var. leucostachys O. Ballantyne 1983-7-18 s.n. Modoc Warner Mtn., Tributary of North Fork of East Creek 1585 Comment
  HSC31998  Platanthera dilatata var. leucostachys A. Montalvo, J. D. Ackerman 1974-7-5 366 Modoc Near the confluence of Bolan Creek and Thoms Creek, just W of Cedar Pass Comment
  POM107764  Platanthera leucostachys Mrs. R. M. Austin 488 Modoc Davis Creek. Comment
  CAS-BOT-BC136651  Platanthera stricta Elmer I. Applegate 1932-7-7 8223 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC245399  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1988-5-14 4203 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC245401  Plectritis macrocera F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 miles NW of Adin. 1280 Comment
  CHSC67134  Plectritis macrocera James D. Jokerst 1987-5-11 2823 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Resevoir. 1363 Comment
  UC416750  Plectritis macrocera Milo S. Baker Modoc Forestdale Comment
  RSA433740  Plectritis macrocera subsp. grayi Christopher Davidson 1975-6-4 2597 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC748196  Pleiacanthus spinosus Annie M. Alexander and Louise Kellogg 1946-7-5 4910 Modoc Lava Cliff, west Lower Lake. Comment
  POM203048  Poa J. T. Howell 1934-6-14 12171 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  UC1024979  Poa X fibrata Leo Whitney 1935-7-6 3419 Modoc Crank Springs Comment
  CAS-BOT-BC247586  Poa bulbosa Bruce Bartholomew; Barrett Anderson 1988-5-12 4136 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  UCD90862  Poa compressa August L. Hormay 1932-8-3 s.n. Modoc Modoc National Forest. Buck Creek Ranger Station. Front lawn. Comment
  CAS-BOT-BC247580  Poa cusickii Bruce Bartholomew 1991-6-23 5872 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  JEPS70633  Poa cusickii subsp. cusickii L. S. Smith June 1919 1108 Modoc Deep Creek Ranger Station Comment
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Jun 9 2012
  SEINET188357 Image available Poa nevadensis C. L. Hitchcock 1940-5-28 6725 Modoc Along sedgey bank of stream; 15 miles north of Alturas 1402 Comment
  HSC10760  Poa pratensis M. T. Milligan 1965-6-26 346 Modoc E slope of eroded volcanic plateau. 1677 Comment
  SEINET190964 Image available Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 miles east of Alturas road to Cederville Pass. 1372 Comment
  UCD91824  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 miles east of Alturas, road to Cedarville Pass. 1371 Comment
  UC1925917  Poa pratensis subsp. pratensis Annie Alexander and Louise Kellogg 1946-6-18 4793 Modoc Same loc. as on June 14 Comment
  POM203056  Poa secunda J. T. Howell 1934-7-1 12345 Modoc Duncan Horse Camp Comment
  SEINET10522718  Poa secunda Billy Joe Cox, Paul Gallian 1971-6-3 Cox 2610 Modoc 6 mi N of Alturas on US Hwy 395, W facing slope, in middle of grassland pasture, edging into Artemesia which adjoins Juniper woodland. Lupinus sp. in very dense populations on every slope for over a mi N, more or less a valley side in decomposing basalt with lighter soil above. 1341 Comment
  UCD92166  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-6 2085 Modoc 4 miles N of Likely, along US Hwy 395. Comment
  UCD92370  Poa secunda subsp. juncifolia August L. Hormay 1932-7-16 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD92437  Poa secunda subsp. juncifolia E. Wilson 1935-5-14 s.n. Modoc W side of pass toward Alturas. Comment
  CDA32641  Poa secunda subsp. juncifolia L. White & H. T. Osborne 1957-6-27 Modoc 1/4 mile west of Cedar Pass, 3 miles west of Cedarville. Comment
  CHSC67419  Poa secunda subsp. secunda James D. Jokerst 1986-8-10 2749 Modoc Radar Site Survey S of Doublehead Mtn., ca. 400 m NE of a NW-SE-oriented fence and road. 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
  UC70658  Poa secunda subsp. secunda Mrs. M. H. Manning May 1904 425 Modoc ne Modoc County Comment
  UC821123  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-27 6660 Modoc 9 mi ne Alturas 1402 Comment
  UCD90790  Poa secunda subsp. secunda Beecher Crampton; Carl Rimbey 1954-7-7 2131 Modoc W side of Cedar Pass, Warner Mountains. 1889 Comment
  CAS-BOT-BC252516  Poa wheeleri Bruce Bartholomew 1990-6-16 5270 Modoc Rock outcrops between roadhead and Pine Creek Basin, W side of Warner Mountains. 2160 Comment
  CAS-BOT-BC252520  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1989-6-2 4774 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  CAS-BOT-BC179349  Pogogyne floribunda Bruce Bartholomew 1995-6-4 6965 Modoc 6.3 km NW of Country Road 91 on County Road 93 between Lookout and Egg Lake. 1260 Comment
  CAS-BOT-BC179350  Pogogyne floribunda James D. Jokerst 1987-7-13 2945 Modoc W of Sector 4 of the Air Force Backscatter Radar site. Ca. 3 mi. S of Doublehead Mountain. Comment
  CAS-BOT-BC179356  Pogogyne floribunda Bruce Bartholomew 1991-7-5 5937 Modoc Vicinity of the outlet of Dorris Brothers Reservoir. 1500 Comment
  CHSC67515  Pogogyne floribunda J. D. Jokerst 1987-6-23 2932 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake). W of Dirt Road about 1.3 miles SE of Doublehead Lake and 2/3 mile NW of Lone Pine Lake. Comment
  CHSC67518  Pogogyne floribunda J. D. Jokerst 1987-6-23 2931 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear lake). Small lake several hundred meters S of Doublehead Lake. Comment
  SD149137  Pogogyne floribunda B. Bartholomew 1991-8-4 6021 Modoc 3.2 km south of Drift Fence Tank on road to Mud Lake. 1580 Comment
  UC1597730 Image available Pogogyne floribunda J. D. Jokerst 1990-7-31 3205 Modoc about 1.5 mi se Doublehead Mountain (n and adjacent to dirt road and 0.25 mi w of a n-s oriented fenceline through the center of section 13, s of Clear Lake); Modoc National Forest, Devils Garden Ranger District 1371 Comment
  RSA0022125  Pogogyne floribunda H. L. Mason 1947-8-9 13474 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CAS-BOT-BC197848  Polemonium micranthum Bruce Bartholomew; Barrett Anderson 1988-5-12 4114 A Modoc S side of Egg Lake. 1300 Comment
  CHSC85180  Polemonium micranthum John Dittes; Josephine Guardino 1991-6-1 358 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
  HSC17214  Polemonium micranthum M. T. Milligan 1966-5-14 619 Modoc Plateau W of Jess Valley 1829 Comment
  HSC81029  Polemonium occidentale subsp. occidentale G. M. Riegel 1980-7-2 807 Modoc S Warner Mtns. 2100 Comment
  SEINET5512254  Polyctenium fremontii J. C. Beatley 1964-1 Modoc Tule Lake area NTS Herbarium coll. Drainage area: Tule Lake 1829 Comment
  CAS-BOT-BC58321  Polyctenium fremontii var. fremontii Bruce Bartholomew 1991-5-24 5739 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  UC1060642  Polygonum Herbert L. Mason 1955-8-14 14655 Modoc n of Rim Rock Valley Reservoir (Frift Fence Reservoir); Frift Fence Reservoir Comment
  CHSC52636  Polygonum aviculare James Jokerst 1983-7-27 1908 Modoc Near Signal Butte. 1340 Comment
  RSA599750  Polygonum aviculare Louis C. Wheeler 1935-8-28 3928 Modoc Modoc Plateau: 1.5 mi. south of Lakeshore Reservoir, Devil's Garden. 1524 Comment
  UCD100000  Polygonum aviculare subsp. depressum Verne Grant; Irving Schneider 1947-7-18 8043 Modoc Eastside canal, 5 miles north of Bayley's bridge, south of Alturas. Comment
  RSA520457  Polygonum bistortoides K. Paulson, R. Paulson 1989-7-4 169 Modoc 1 miles S of Patterson Ranger Station, S end of Warner Mts. 2122 Comment
  CAS-BOT-BC218127  Polygonum douglasii Bruce Bartholomew 1989-8-12 5131 Modoc Deep Creek, E side of Warner Mountains. 1920 Comment
  CAS-BOT-BC218144  Polygonum douglasii John Thomas Howell 1934-7-1 12317 Modoc Duncan Horse Camp. 1355 Comment
  UC1562658  Polygonum douglasii Barbara Ertter 1988-6-18 7615 Modoc Hwy 139 1 mi s S jct to Lava Beds Nat'l Monument (e of Tonesta, a few mi n of Agric. Inspection Station, ca 50 air mi sw of Klamath Falls) 1310 Comment
  OBI59431  Polygonum douglasii Barbara Ertter 1988-6-18 7615 Modoc hwy 139 ca 50 airmiles SW of Klamath Falls, a few mi N of Agric. Inspection station, 1 mi S of S jct to Lava Beds natl Monument E of Tonesta 1311 Comment
  UC526134  Polygonum douglasii subsp. douglasii John Thomas Howell 1934-6-30 12276 Modoc Duncan Horse Camp Comment
  JEPS94840  Polygonum douglasii subsp. spergulariiforme Vernon H. Oswald and Lowell Ahart 1998-9-8 9590 Modoc County Road 93 adjacent to the Rail Road at Lookout Junction nw of Lookout; County Road 93 1280 Comment
  SEINET3087327 Image available Polygonum kelloggii Arnold Tiehm 1984-7-30 8829 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1615 Comment
  SEINET11939041  Polygonum kelloggii H. L. Mason 1957-1 14706 Modoc W side of Said Valley Comment
  POM104438  Polygonum persicaria R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CHSC14077  Polygonum polygaloides subsp. confertiflorum K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5826 Modoc W side of Egg Lake. 1775 Comment
  CHSC81397  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-17 1391 Modoc Ca. 11 mi nw of Canby, on n side of Hwy 139, 2.7 mi e of Forest Service Rd 44N11. 1490 Comment
  RSA26457  Polygonum polygaloides subsp. confertiflorum Peter H. Raven, Otto T. Solbrig 1958-6-14 8223 Modoc About small lake, eastern outskirts of Lookout Comment
  JEPS19796  Polygonum polygaloides subsp. confertiflorum Rimo Bacigalupi with S. Galen Smith 1957-6-27 5982 Modoc about 9 mi nw of Canby (along State Highway 139); State Highway 139 1584 Comment
  UC1093678  Polygonum polygaloides subsp. confertiflorum H. L. Mason 1955-8-14 14657 Modoc n Everly Reservoir Comment
  UC6711  Polygonum polygaloides subsp. confertiflorum Mrs. R. M. Austin June, 1894 Modoc lava beds w Willow Creek Comment
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Jul 6 2010
  UCD77953  Polygonum polygaloides subsp. confertiflorum Robert E. Preston 2000-7-18 1413 Modoc Ca. 15 mi nw of Canby, on n side of Hwy 139, 1.25 mi w of Forest Service Rd 44N11. 1467 Comment
  CHSC67591  Polygonum polygaloides subsp. esotericum James D. Jokerst 1990-8-2 3215 Modoc S of Hwy. 139 NW of Canby, 4.7 mi W of junction with Loveness Rd. Comment
  UCD77944  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1417 Modoc Ca. 11 mi nw of Canby, 1,000 ft n of Hwy 139. 1487 Comment
  UC711873  Polygonum polygaloides subsp. kelloggii Roxana S. Ferris and Laura Lorraine 1941-8-13 10553 Modoc Patterson Ranger Station Warner Mountains, Modoc National Forest, East Creek Drainage 2164 Comment
  NY412847  Polygonum sawatchense J. T. Howell 1934-7-1 12317 Modoc Duncan Horse Camp Comment
  RSA334868  Polygonum sawatchense subsp. sawatchense A. Tiehm 1984-6-30 8841 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  CAS-BOT-BC420162  Polygonum sawatchense subsp. sawatchense Ira L. Wiggins; Dorothy B. Wiggins 1961-6-15 16507 Modoc 16 mi. W of Canby, along Calif. St. Highway 139 Comment
  POM203795  Polygonum spergulariiforme J. T. Howell 1934-7-1 12326 Modoc Duncan Horse Camp. Comment
  POM313141  Polypogon interruptus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1052 Modoc 4 miles west of Adin. Comment
  CAS-BOT-BC252510  Polypogon monspeliensis Bruce Bartholomew 1992-5-15 6283 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  JEPS127292  Polypogon monspeliensis Lowell Ahart, John Dittes 2016-7-14 21210 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  SACT002056  Polypogon monspeliensis Malcolm Nobs, Galen Smith 1949-7-20 Modoc Four mile west of Adin. Comment
  UC1024926  Polypogon monspeliensis Leo Whitney 1935-6-30 3352 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  CAS-BOT-BC225100  Populus tremuloides Elmer Ivan Applegate 1929-6-25 5902 Modoc Cottonwood Creek, east side of Goose Lake. Comment
  CAS-BOT-BC225106  Populus trichocarpa Elmer Ivan Applegate 1929-5-25 5903 Modoc Cottonwood Creek, east side of Goose Lake. Comment
  UC1134817  Populus trichocarpa R. C. Wilson 1933-7-16 64 Modoc Rush Creek; Modoc National Forest, Canby Quadrangle Comment
  CAS-BOT-BC95150  Porterella carnosula Bruce Bartholomew 1995-6-23 7001 Modoc 3.4 km from Goose Lake on road to Meteorite Tank. 1600 Comment
  SEINET11664775  Potamogeton amplifolius A. Seneres, Harold, N. 1983-1 113 Modoc in Warner Mountains Comment
  RSA577885  Potamogeton diversifolius L. C. Wheeler 1935-8-22 3903 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  CAS-BOT-BC242246  Potamogeton foliosus Milo Samuel Baker 1899-8-24 s.n. Modoc Carmichaels Mill, Big Valley. Comment
  UC1099863  Potamogeton foliosus Verne Grant, Irving Schneider 1947-7-29 8178 Modoc s of Alturas (near Payne Reservoir); Fitzhugh Creek Comment
  POM313026  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  UC1099908  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc at bridge by Coal Stone Valley; Pit River Comment
  UC431  Potamogeton natans Milo S. Baker 1893-6 Modoc Egg Lake Comment
  SEINET5335353  Potamogeton natans M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  UC1100036  Potamogeton pusillus var. pusillus Verne Grant, Irving Schneider 1947-7-19 8069 Modoc s of Alturas (s of south loop road); Corporation Ranch Comment
  POM182450  Potamogeton richardsonii Milo S. Baker 1899-8-24 s.n. Modoc In Pit River at lookout. Comment
  UCD138296  Potamogeton richardsonii Herbert L. Mason; Verne Grant 1947-7-11 13380 Modoc on road from Likely to Jess Valley, ca. 1 mile east of Likely. Comment
  UC1099850  Potamogeton striatus Herbert L. Mason 1947-8-15 13540 Modoc e. side Goose Lake (mouth of Crane Creek on Willow Ranch) Comment
  HSC18776  Potentilla biennis M. T. Milligan 1966-6-29 491 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  JEPS119653  Potentilla biennis Lowell Ahart, John Dittes 2012-7-10 18307 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Comment
  POM33920  Potentilla biennis R. M. Austin 1890-07 522 Modoc Northern California, Goose Lake. Comment
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Sep 7 2010
  NY831738  Potentilla breweri var. breweri B. M. Bartholomew 1988-7-22 4543 Modoc Benton Meadow, Warner Mountains 2180 Comment
  UC748056  Potentilla fruticosa Annie M. Alexander and Louise Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail Warner Mtns Comment
  CAS-BOT-BC214775  Potentilla gracilis Bruce Bartholomew 1995-8-1 7147 Modoc 12 Mile Creek, E side of the Warner Mountains. 2110 Comment
  CAS-BOT-BC214778  Potentilla gracilis John Thomas Howell 1934-7-1 12303 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC214785  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1989-6-3 4860 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC214788  Potentilla gracilis Elmer Ivan Applegate 1932-7-31 7981 Modoc Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC214794  Potentilla gracilis E. S. Willits 1940-5-17 262 Modoc Willow Ranch. Comment
  UC545660  Potentilla gracilis John Thomas Howell 1934-7-1 12306 Modoc Duncan Horse Camp Comment
  CHSC70769  Potentilla gracilis var. fastigiata A. Sanger 1997-6-11 2512 Modoc Meadow on the east side of road 44N69. Warner Mountain Ranger District. 1981 Comment
  NY832911  Potentilla gracilis var. fastigiata B. M. Bartholomew 1988-7-21 4473 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. Sierran montane forest 2190 Comment
  RSA85691  Potentilla gracilis var. flabelliformis F. W. Peirson 1926-6-25 6883 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  JEPS44440  Potentilla millefolia M. S. Baker and Frank Nutting 1894-6-8 Modoc Low flats Lava beds Forestdale (Forestdale) Comment
  CAS-BOT-BC143310  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc Near west end of Clear Lake Comment
  UC545665  Potentilla newberryi John Thomas Howell 1934-7-2 12359 Modoc e side Clear Lake; e side of Clear Lake Comment
  NY833594  Potentilla rivalis var. millegrana H. L. Mason 1947-8-9 13476 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CAS-BOT-BC225032  Poteridium annuum Leland S. Smith 1918-6-14 936 Modoc Buck Creek Ranger Station & Willow Creek. 1676 Comment
  CAS-BOT-BC179343  Prunella vulgaris Bruce Bartholomew 1989-7-14 4974 Modoc Cedar Spring. 1480 Comment
  CAS-BOT-BC214804  Prunus emarginata Bruce Bartholomew; Barrett Anderson 1988-7-23 4600 Modoc Pine Creek, 1 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1550 Comment
  JEPS44933  Prunus emarginata W. L. Jepson 1918-8-7 7859 Modoc Mount Bidwell 1981 Comment
  UC711818  Prunus emarginata Roxana S. Ferris and Laura Lorraine 1941-8-14 10597 Modoc 5 mi from Patterson Ranger Station (on road to Eagleville, Warner Mountains, Modoc National Forest); Warner Mountains, Modoc National Forest Comment
  CAS-BOT-BC214815  Prunus subcordata Elmer Ivan Applegate 1932-8-6 8205 Modoc Near Cedarville, Surprise Valley. Comment
  CAS-BOT-BC214818  Prunus subcordata Elmer Ivan Applegate 1929-6-25 5906 Modoc Willow Ranch, E side of Goose Lake. Comment
  CAS-BOT-BC214825  Prunus subcordata John Thomas Howell 1934-6-12 12012 Modoc Between Davis Creek and Plum Valley. Comment
  NY849338  Prunus subcordata R. J. Weatherby 1955-7-8 1630 Modoc 6 miles north of Fort Bidwell, Warner Mountains 1646 Comment
  UC176217  Prunus subcordata Mrs. M. H. Manning Aug. 1914 Modoc Near Tule or Rhett Lake (Lava Beds National Monument); Lava Beds National Monument Comment
  UC12816  Prunus subcordata Mrs. R. M. Austin and Bruce June 1898 23434 Modoc 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-BC225014  Prunus virginiana var. demissa Roxana Stinchfield Ferris; R. Duthie 1919-6-14 129 Modoc Parker Creek below Modoc Nat. Forest Boundary. Comment
  UC1281137  Prunus virginiana var. demissa H. E. McMinn 1931-5-23 2000 Modoc Warner Mountains 1981 Comment
  JEPS126493  Pseudoroegneria spicata Jennifer Mueller July 18-25, 2016 CA 370 -232 Modoc Take county road 27 up Granger Canyon. 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
  UCD91520  Pseudoroegneria spicata L. Whitney 1935-7-2 s.n. Modoc Badger Well. Comment
  UC1024990  Pseudoroegneria spicata subsp. spicata Leo Whitney 1935-7-7 3398 Modoc 4 mi nw of Canby (Howard Gulch); Howard Gulch Comment
  UC1137111  Pseudoroegneria spicata subsp. spicata August L. Hormay 1932-7-14 Modoc Modoc National Forest, D D plot site Modoc National Forest; , D D plot site Comment
  UC1140904  Pseudoroegneria spicata subsp. spicata L. D. Whitney 1935-7-6 3432 Modoc near Lookout (Pit River, Stone Coal Valley); Pit River, Stone Coal Valley Comment
  UC60833  Pseudoroegneria spicata subsp. spicata M. S. Baker and Frank Nutting 1894-8-25 Modoc near Forestdale 1371 Comment
  CAS-BOT-BC95219  Pseudostellaria jamesiana Bruce Bartholomew 1992-5-14 6278 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CAS-BOT-BC95224  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 mi. NE of Alturas. 1615 Comment
  CHSC30639  Pseudostellaria jamesiana NEH Prouty 1980-7-1 191 Modoc Modoc National Forest, Warner Mt. District. Bear Flat T. S. Throughout Pinus ponderosa and Abies concolor forest on western rim above Soup Creek drainage. 1889 Comment
  NY1083696  Pseudostellaria jamesiana B. M. Bartholomew 1990-6-17 5302 Modoc Vicinity of Emerson Camp near roadhead, East side of Warner Mountains 1750 Comment
  HSC80709  Pseudostellaria jamesiana G. M. Riegel 1980-7-8 834 Modoc S Warner Mtns. 1670 Comment
  NY63590  Pseudotsuga menziesii var. menziesii B. M. Bartholomew 1992-5-14 6273 Modoc Northeast side of White Horse Mountains, southwest of White Horse Flat Reservoir 1400 Comment
  RSA606136  Psilocarphus brevissimus L. C. Wheeler 1935-8-25 3920 Modoc Rim Rock Valley Reservoir, Devil's Garden 1524 Comment
  CHSC99115  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2008-6-21 14986 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CAS-BOT-BC30197  Pteridium aquilinum var. pubescens Bruce Bartholomew 1994-5-28 6715 Modoc E side of Sugar Hill, W side of Warner Mts. 1840 Comment
  CHSC112684  Puccinellia lemmonii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18763 Modoc Meadow, about 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UCD32736  Puccinellia lemmonii Beecher Crampton 1954-7-8 2189 Modoc Modoc County, 1.5 miles west of Altura, extension of 4th Street. Comment
  UCD32741  Puccinellia lemmonii Beecher Crampton 1954-7-8 2194 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UCD35723  Purshia tridentata Beecher Crampton 1960-6-17 5681 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 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-BC95687  Pyrola picta Leland S. Smith 1917-9-17 160 Modoc Lassen Creek. 2133 Comment
  CAS-BOT-BC95691  Pyrola picta Bruce Bartholomew; Barrett Anderson 1990-7-19 5415 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  NY188348  Pyrola picta B. M. Bartholomew 1988-7-21 4408 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir 1340 Comment
  SJSU9693  Pyrola picta W. Savage 1979-7-20 1550 Modoc Oregon Rim Unit, Devils Garden District, 0.5 mi S of Oregon state line, Modoc National Forest 1645 Comment
  CAS-BOT-BC50353  Pyrrocoma lanceolata var. lanceolata Bruce Bartholomew 1990-6-18 5365 Modoc S side of Goose Lake, ca. 5 km SSE of McGinty Point. 1400 Comment
  JEPS121190  Pyrrocoma lanceolata var. lanceolata Lowell Ahart, John Dittes 2013-7-25 18959 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
  UC296010  Pyrrocoma lanceolata var. subviscosa H. M. Hall 1925-8-30 12212 Modoc n edge Likely (19 mi s of Alturas (w side of road)) Comment
  CAS-BOT-BC180126  Quercus garryana var. garryana Bruce Bartholomew; Barrett Anderson 1988-6-23 4261 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  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
  RSA520441  Ranunculus alismifolius var. alismellus Bruce Bartholomew 1990-6-15 5231 Modoc S end of Deer Spring Ridge 1.8km N turn off to Knox Flat near Pot Hole Spring. 1920 Comment
  UCD13268  Ranunculus alismifolius var. alismellus Dean Dubbe 1974-5-26 15- 3 Modoc Modoc CO. Mill Creek Meadow, west side of South Warner Wilderness. Elevation 7000 feet. 2133 Comment
  CAS-BOT-BC217261  Ranunculus aquatilis K. Paulson; Robert Paulson 1990-7-21 215 Modoc Patterson Meadow, Warner Mts. Comment
  RSA252501  Ranunculus aquatilis var. capillaceus Robert F. Thorne, C. W. Tilforth 1969-9-5 39176 Modoc South Fork of Pit River at bridge, 3.8 miles E. of Likely. 1387 Comment
  UC70362  Ranunculus aquatilis var. capillaceus Milo S. Baker 1899-8-24 Modoc Carmichael's Mill Big Valley Comment
  JEPS17726  Ranunculus aquatilis var. capillaceus Rimo Bacigalupi with G. T. Robbins 1955-7-20 5387 Modoc about 4 mi s Cedarville (nr. roadside, on w edge of valley); Surprise Valley 1463 Comment
  UC1101362  Ranunculus aquatilis var. capillaceus Herbert L. Mason and Verne Grant 1947-7-11 13378 Modoc downstreamn from Jess Valley (by Forest Service Camp site); South Fork of Pit River 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
  CHSC99772  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2008-6-22 15040 Modoc In shallow water, along a natural drainage, about 150 yards north of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber. 1262 Comment
  UCD95857  Ranunculus aquatilis var. diffusus Herbert L. Mason; Verne Grant 1947-7-11 13370 Modoc by Jones' Lane, off Highway 395, south of Alturas. Comment
  NY353453  Ranunculus austiniae R. M. Austin 1894-1 s.n. Modoc High bluffs of lava rock east of Willow Creek Valley Comment
  CAS-BOT-BC217229  Ranunculus cymbalaria Bruce Bartholomew 1995-6-3 6949 Modoc Just S of the Oregon border at the shore of Goose lake. 1400 Comment
  SJSU9367  Ranunculus cymbalaria W. Savage 1979-7-6 1400 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  POM269960  Ranunculus cymbalaria var. saximontanus W. T. Frost 1925-7-11 9 Modoc Cedar Canyon, 2 miles above Cedaville, Warner Mts, Modoc County Comment
  UC1051435  Ranunculus cymbalaria var. saximontanus Herbert L. Mason 1955-8-14 14661 Modoc n Rim Rock Valley Reservoir; Drift Fence Reservoir 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
  POM100512  Ranunculus glaberrimus var. ellipticus R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC217207  Ranunculus glaberrimus var. glaberrimus Edward Kent Balls 1950-5-12 14636 Modoc Above Bucks Creek Ranger Station. 1767 Comment
  CAS-BOT-BC217245  Ranunculus glaberrimus var. glaberrimus F. Angwin 1946-4-21 Modoc Stone Coal Canyon, near Adin. 1280 Comment
  CAS-BOT-BC217248  Ranunculus glaberrimus var. glaberrimus Fred D. Douthitt 1916-8-20 2 Modoc Flournoy Swale. 1828 Comment
  SEINET195697  Ranunculus occidentalis L. Kellogg, AM Alexander 1946-6-7 4673 Modoc 0.5 mi E of Cedarville 1453 Comment
  CAS-BOT-BC217223  Ranunculus occidentalis var. howellii F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 mi. NW of Adin. 1280 Comment
  HSC26169  Ranunculus occidentalis var. ultramontanus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19432 Modoc Near Hager Reservoir Comment
  JEPS55150  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker 1893-6-27 Modoc Comment
  CAS-BOT-BC217195  Ranunculus sceleratus var. multifidus Elmer Ivan Applegate 1897-6-5 968 Modoc Near Alturas. Comment
  NY494905  Ranunculus sceleratus var. multifidus L. C. Wheeler 1935-8-3 3762 Modoc Pine Creek, Warner Mountains 1737.4 Comment
  CAS-BOT-BC217198  Ranunculus sceleratus var. multifidus R. M. Austin 1894-1-1 Modoc Fletcher Creek. Comment
  CAS-BOT-BC217155  Ranunculus testiculatus Bruce Bartholomew; Mona Bourell 1990-4-28 5201 Modoc SE corner of North Alkali Lake, Surprise Valley. 1350 Comment
  CAS-BOT-BC217162  Ranunculus uncinatus Bruce Bartholomew 1992-5-16 6325 Modoc Lunsford Spring. 1600 Comment
  JEPS60663  Ranunculus uncinatus Frances D. Payne 1931-6-22 236 Modoc s and e Alturas (creek is a tributary of Parker Creek); Warner Mountains, Dry Creek 1828 Comment
  UC71575  Ranunculus uncinatus Mrs. M. H. Manning 1903-1-1 140 Modoc n head of Mill Canyon (ne Modoc Co.) Comment
  CAS-BOT-BC21489  Rhus aromatica Bruce Bartholomew 1989-8-10 5026 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 Comment
  CAS-BOT-BC21490  Rhus aromatica Bruce Bartholomew; Barrett Anderson 1989-4-27 4622 Modoc Little Hot Spring Valley, 2.9 km NW of Day. 1080 Comment
  RSA520469  Rhus trilobata Bruce Bartholomew, B. Anderson 1989-4-27 4622 Modoc Little Hot Springs Valley, 2.9 km. NW of Day 1080 Comment
  HSC65650  Ribes aureum J. P. Smith, J. O. Sawyer 1972-5-6 5278 Modoc Hill along Lassen Creek on road from Fandango Valley to Davis Creek 1463 Comment
  UC11664  Ribes aureum Milo S. Baker 1893-6 Modoc Egg Lake Comment
  UC1191523  Ribes aureum Verne Grant, Irving Schneider 1947-7-22 8157 Modoc 1 mi nw Highway 395 (on road leading to s end of Goose Lake, meadow at headwaters of river); North Fork of Pit River Comment
  UC465779  Ribes aureum M. F. Gilman 527 Modoc Comment
  JEPS49276  Ribes aureum var. gracillimum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  CAS-BOT-BC225866  Ribes cereum Robert J. Weatherby 1955-7-7 1606 Modoc 7 mi. N of Ft. Bidwell. 1889 Comment
  CAS-BOT-BC225875  Ribes cereum Harry Dwight Dillon Ripley 1944-6-2 6036 Modoc Pine Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC225888  Ribes cereum A. D. Borden 1911-5-20 Modoc Sugar Hill Comment
  CAS-BOT-BC225894  Ribes cereum Barrett Anderson 1986-7-9 3185 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir, Warner Mts. 1965 Comment
  JEPS49421  Ribes cereum W. L. Jepson 1918-8-13 7958 Modoc Poison Flat Warner Mts., Eagle Peak 1889 Comment
  NY454997  Ribes cereum B. M. Bartholomew 1988-5-14 4199 Modoc Pease Cabin, 0.8 km east of Fletcher Creek on USFS road 47n09 between Goose Lake and Crowder Flats 1550 Comment
  RSA152452  Ribes cereum I. L. Wiggins, Dorothy Wiggins 1961-6-12 16417 Modoc Mountainside near summit of Cedar Pass, between Alturas and Cedarville Comment
  RSA59943  Ribes cereum E. K. Balls 1950-5-12 14654 Modoc Hillsides north of Bucks Creek Ranger station, Modoc Nat l Forest, east of Goose Lake. 1860 Comment
  UC11502  Ribes cereum Milo S. Baker 1893-8-10 Modoc Lava Beds Comment
  UC1553402  Ribes cereum G. Schoolcraft 1988-7-12 1825 Modoc N. Deep Creek, at lower part Warner Mtns. 1554 Comment
  UC748480  Ribes cereum Annie M. Alexander and Louise Kellogg 1946-6-27 4849 Modoc 2 mi by road Dismal Swamp (top of ridge, Highgrade); Warner Mountains 2377 Comment
  SEINET13942380 Image available Ribes cereum E. K Balls 1950-1 14654 Modoc Modoc National Forest; hillsides N of Bucks Creek Ranger Station, E of Goose Lake 1859 Comment
  SBBG2771  Ribes malvaceum H. and M. Dearing 1939-6-8 3608 Modoc Lily Lake, Warner Mtns Comment
  CAS-BOT-BC225904  Ribes montigenum Elmer Ivan Applegate 1932-8-1 8062 Modoc Arid rocky summit of Warner Mountains S of Warren Peak. Comment
  CAS-BOT-BC225915  Ribes velutinum Alice Eastwood; John Thomas Howell 1940-6-12 8061 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC225918  Ribes velutinum E. S. Willits 1940-4-27 191 Modoc Sugar Hill. Comment
  CAS-BOT-BC225925  Ribes velutinum A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill. Comment
  CAS-BOT-BC225928  Ribes velutinum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6500 Modoc W side of Timber Mountain on Crowder Flat Road. 1680 Comment
  CAS-BOT-BC225930  Ribes velutinum E. S. Willits 1940-4-16 174 Modoc Sugar Hall. Comment
  UC79649  Ribes velutinum Mrs. R. M. Austin 1894-1 Modoc Willow Creek Valley Comment
  OBI83292  Ribes velutinum Rhonda Riggins 1989-4-28 1666 Modoc Pencil Rd. 4.4 mi N of Hwy. 395 E of Alturas. 1524 Comment
  CAS-BOT-BC225943  Ribes viscosissimum Bruce Bartholomew 1989-7-14 4978 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  CAS-BOT-BC225949  Ribes viscosissimum K. Paulson; Robert Paulson 1989-6-21 145 Modoc Pine Creek Basin, W side of the Warner Mts. 2109 Comment
  JEPS49201  Ribes viscosissimum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  NY455556  Ribes viscosissimum L. C. Wheeler 1935-8-14 3850 Modoc Lily Lake, Pine Creek, Warner Moutnains 2072.6 Comment
  RSA0020907  Ribes viscosissimum I. L. Wiggins, Dorothy Wiggins 1961-6-14 16482 Modoc 2.8 mi. S of Lassen Creek campground, along road to Davis Creek, Warner Mountains. Comment
  CDA43017  Rorippa austriaca L. Ahart, John Dittes 2008-8-25 15274 Modoc On the banks of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. Comment
  UCR47628  Rorippa austriaca Don Pendleton 1987-6-24 s.n. Modoc Hwy 395 near town of Likely. Comment
  CDA37713  Rorippa austriaca Breckenridge/Filippini 2007-6-14 s.n. Modoc South of Alturas, on Jones Lane. 0 Comment
  CHSC67354  Rorippa columbiae James D. Jokerst 1986-8-10 2755 Modoc Radar Site Survey S of Doublehead Mtn., Rimrock Lake. 1341 Comment
  CAS-BOT-BC58420  Rorippa curvisiliqua Bruce Bartholomew 1995-7-30 7052 Modoc W end of Widow Valley, Big Valley Mountains. 1380 Comment
  CAS-BOT-BC74419  Rorippa curvisiliqua Roxana S. Ferris; Rena P. Duthie 1919-6-14 169 Modoc Modoc National Forest Boundary. Parker Creek. Comment
  CHSC109491  Rorippa curvisiliqua var. orientalis L. P. Janeway; B. Castro 2012-7-26 11004 Modoc Warner Mountains. At Little Lily Lake, 2.4 air km north of Mt. Vida. 2258 Comment
  UC673336  Rorippa nasturtium-aquaticum F. H. Frost 1925-7-11 Modoc Cedar Canyon 2 mi above Cedarville (Warner Mts.); , Cedar Canyon, above Cedarville Comment
  UC1191430  Rorippa sinuata Calvin McMillan and Malcolm A. Nobs 1949-6-16 793 Modoc 33 mi nnw Alturas; Dry Valley Reservoir, nnw of Alturas 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-BC218254  Rosa woodsii var. ultramontana John H. Hatton 1911-6-13 77 Modoc Modoc County. 1371 Comment
  CAS-BOT-BC218260  Rosa woodsii var. ultramontana Elmer Ivan Applegate 1929-6-25 5904 Modoc Willow Ranch, E side of Goose Lake. Comment
  JEPS46228  Rosa woodsii var. ultramontana F. H. Frost 1925-7-11 32 Modoc 2 mi above Cedarville; Cedar Canyon campsite Comment
  UC1128612  Rosa woodsii var. ultramontana R. C. Wilson 1933-6-25 51 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UC12904  Rosa woodsii var. ultramontana Milo S. Baker 1893-6-26 Modoc Forestdale Comment
  UC467690  Rosa woodsii var. ultramontana W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr. Warner Mountains 1676 Comment
  CAS-BOT-BC218266  Rubus parviflorus Bruce Bartholomew 1989-7-14 4929 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  HSC17597  Rumex crispus M. T. Milligan 1964-7-1 105 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  CAS-BOT-BC211344  Rumex lacustris Bruce Bartholomew; Barrett Anderson 1989-6-3 4896 Modoc S side of Clear Lake Reservoir. 1400 Comment
  CAS-BOT-BC211303  Rumex maritimus Bruce Bartholomew 1990-8-3 5606 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  UC1191270  Rumex maritimus Herbert L. Mason 1947-8-13 13517 Modoc n of Canby (ne side of F reservoir) Comment
  JEPS58030  Rumex occidentalis Frances D. Payne 1931-7-4 312 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC211309  Rumex paucifolius Annie Montague Alexander; L. Kellogg 1946-7-11 4977 Modoc Mesa W of Eight Mile Creek, NE corner of county. Comment
  CAS-BOT-BC211311  Rumex salicifolius John H. Hatton 1911-6-12 44 Modoc Modoc County. 1493 Comment
  UC1036082  Rumex salicifolius var. lacustris Annie M. Alexander and Louise Kellogg 1946-6-10 4711 Modoc Snake Lake Comment
  UC1101220  Rumex salicifolius var. lacustris Herbert L. Mason 1947-8-15 13556 Modoc e of Goose Lake (on Willow Ranch); Mouth of Crane Creek Comment
  JEPS117504  Rumex salicifolius var. triangulivalvis Lowell Ahart, John Dittes 2010-8-31 17117 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
  CAS-BOT-BC211321  Rumex triangulivalvis Annie Montague Alexander; L. Kellogg 1946-8-3 5113 Modoc Head of Eagle Creek, Warner Mts. Comment
  CAS-BOT-BC95283  Sagina saginoides Roxana Stinchfield Ferris; R. Duthie 1919-6-13 23 Modoc Parker Creek, near Modoc National Forest Boundary. Comment
  HSC32020  Sagittaria cuneata J. D. Ackerman 1974-7-4 362 Modoc Howards Gulch, 6 mi. NW of Canby, off Hwy. 139 Comment
  CAS-BOT-BC225122  Salix boothii Francis Dorris Payne 1932-7-7 331 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  POM184887  Salix boothii Frances D. Payne 1932-7-21 729 Modoc Marsh S of Mosquito Lake. E side of Mt. Warren (Buck Mt). Warner Mtns. E of Alturas. Comment
  RSA612550  Salix boothii Louis C. Wheeler 1935-8-2 3748 Modoc Twelve Mile Creek. Warner Mtns. 2256 Comment
  UC511709  Salix boothii Frances D. Payne 1931-7-8 339 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  CAS-BOT-BC225756  Salix eastwoodiae Francis Dorris Payne 1931-6-25 275 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  POM218964  Salix eastwoodiae Frances D. Payne 1931-7-8 177 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  SBBG59081  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  UCR64478  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc Warner Mtns., Pine Creek Basin, c. 33 km. southeast of Alturas 2280 Comment
  CAS-BOT-BC225764  Salix exigua A. D. Borden 1911-5-20 s.n. Modoc E side of Goose Lake Comment
  CAS-BOT-BC225772  Salix exigua Alice Eastwood; John Thomas Howell 1940-6-13 8176 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC225782  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 488 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  HSC104031  Salix exigua L. Ahart, John Dittes 2008-8-25 15310 Modoc About 3.8 air mi. NNE of Lookout, ~ 1/8 mi. E of County Road 91, on the east bank (flood plain) of the Pit River 1273 Comment
  LA208612  Salix exigua Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km. E of Alturas; meadow S of Payne Ranch 1560.0 Comment
  NY187438  Salix exigua C. R. Ball 1931-6-30 488 Modoc Parker Creek, 20 km east of Alturas; meadow south of Payne Ranch 1560 Comment
  NY187439  Salix exigua F. D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km east of Alturas; meadow south of Payne Ranch 1560 Comment
  CAS-BOT-BC229687  Salix lasiandra subsp. caudata H. P. Bracelin; Francis Dorris Payne 1931-6-30 497 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC229693  Salix lasiandra subsp. caudata P. Monnet 1913-7-1 930 Modoc Warner's Range. 1828 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
  CAS-BOT-BC197556  Salix lasiandra var. lasiandra Elmer Ivan Applegate 1936-5-17 10305 Modoc Lava Beds National Monument. Gillams Camp, shore line of Tuyle Lake. Comment
  LA208822  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 498 Modoc Parker Creek, 20 km. E of Alturas; meadow S of Payne Ranch 1560.0 Comment
  UC481933  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  POM107143  Salix lasiolepis var. bigelovii R. M. Austin 1895-04 74 Modoc Davis Creek Comment
  CAS-BOT-BC229671  Salix lasiolepis var. lasiolepis F. Angwin 1945-10-27 Modoc Ash Creek, Adin. 1371 Comment
  CAS-BOT-BC229699  Salix lemmonii H. P. Bracelin; Francis Dorris Payne 1931-6-30 496 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  NY187863  Salix lemmonii N. F. Bracelin 1934-6-13 819 Modoc Patterson Mill Rd., eastern side of Warner Mountains, beside North Barber Creek Comment
  UC481852  Salix lemmonii Frances D. Payne 1931-6-25 279 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC481856  Salix lemmonii Frances D. Payne 1931-7-7 332 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  POM362933  Salix lucida subsp. caudata H. E. McMinn 1931-5-23 2466 Modoc Warner Mtns. Comment
  SEINET10734992  Salix lucida subsp. caudata Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 931 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  POM218952  Salix lucida subsp. lasiandra H. P. Bracelin, Frances D. Payne 1931-6-30 498 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  POM107279  Salix lutea R. M. Austin 1895-04 s.n. Modoc Goose Lake. Franklin Creek. Comment
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Mar 5 2011
  POM362841  Salix lutea H. P. Bracelin, Frances D. Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  SD908  Salix lutea Mrs. H. P. Bracelin, Miss Frances D. Payne 1931-6-30 499 Modoc Perker creek, 20 km east of Alturas, in meadow south of Payne Ranch 1559 Comment
  UC481793  Salix lutea Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 499 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  CAS-BOT-BC229845  Salix prolixa Leland S. Smith 1917-6-21 54 Modoc Cantrall's Mill. 1828 Comment
  POM229222  Salix scouleriana Louis C. Wheeler 1935-8-3 3759 Modoc Warner Mountains: Pine Creek. 1738 Comment
  RSA233754  Sambucus caerulea R. F. Thorne, C. W. Tilforth 1969-9-5 39141 a Modoc Canyon near junction of South Fork of Pit River and outlet stream from West Valley Reservoir 5 miles east of Likely 1372 Comment
  UC196670  Sanguisorba annua Franklin P. Nutting Modoc Forestdale Comment
  UC21361  Sanicula graveolens Milo S. Baker 1893-6 Modoc in Modoc County Modoc County Comment
  CAS-BOT-BC95568  Sarcobatus vermiculatus Edward Kent Balls 1950-5-10 14599 Modoc E shore of Middle Lake, near Cedarville. 1402 Comment
  RSA59871  Sarcobatus vermiculatus E. K. Balls 1950-5-10 14599 Modoc E. shore Middle lake, near Cedarville 1402 Comment
  UCD101771  Sarcobatus vermiculatus R. M. Day 1938-9-14 s.n. Modoc Modoc County. 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
  CHSC85166  Schoenoplectus acutus var. occidentalis John Dittes; Josephine Guardino 1991-7-21 386 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
  UCD143730  Schoenoplectus americanus Herbert L. Mason 1947-8-11 1349 Modoc on Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  CAS-BOT-BC245122  Scirpus microcarpus Alice Eastwood; John Thomas Howell 1940-6-13 8183 Modoc E side of Cedar Pass. Comment
  UC1100835  Scirpus microcarpus Verne Grant and Irving Schneider 1947-7-22 8152 Modoc on dirt road leading to s end Goose Lake one mi nw Highway 395 (headwaters North Fork Pit River); , s end Goose Lake Comment
  UC1100836  Scirpus microcarpus Verne Grant and Irving Schneider 1947-7-20 8096 Modoc North Fork Pit River by Dorris Bridge (Alturas); North Fork Pit River, Alturas Comment
  RSA252391  Scirpus microcarpus Robert F. Thorne, C. W. Tilforth 1969-9-5 39154 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  RSA504649  Scirpus microcarpus Bruce Bartholomew, B. Anderson 1988-7-21 4604 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  POM312849  Scirpus nevadensis H. L. Mason, Verne Grant 1947-7-12 13436 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UC1100809  Scirpus pungens Herbert L. Mason 1947-8-15 13544 Modoc e side Goose Lake (mouth of Crane Creek, on Willow Ranch) Comment
  CAS-BOT-BC197845  Scrophularia lanceolata Edward Kent Balls 1950-5-21 14820 Modoc South Fork Public Camp, South Fork Pit River. 1478 Comment
  CAS-BOT-BC179234  Scutellaria antirrhinoides M. Vasey 1990-6-30 9028 Modoc Around NW margin of Egg Lake, Modoc National Forest 1300 Comment
  RSA0069319  Scutellaria nana Dean Wm. Taylor 2014-6-10 21484 Modoc Vicinity Mud Lake; County Road 91 (Lookout to Tule Lake) at the junction with Modoc National Forest Road 42N56. 1432 Comment
  SBBG103613  Scutellaria nana B. Bartholomew, B. Anderson 1988-6-25 4388 Modoc County Rd 73, 5.6 km NW of State Hwy 299 1500 Comment
  CHSC109200  Sedum lanceolatum L. P. Janeway; B. Castro 2012-7-24 10964 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  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
  CAS-BOT-BC95617  Sedum stenopetalum subsp. stenopetalum John Thomas Howell 1934-6-11 11980 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95618  Sedum stenopetalum subsp. stenopetalum K. Paulson; Robert Paulson 1988-6-11 23 Modoc Parker Creek Road. 1524 Comment
  SD47967  Sedum stenopetalum subsp. stenopetalum Herbert L. Mason 1957-7-6 14719 a Modoc Mill Creek, Warner Mountains. Comment
  CAS-BOT-BC50337  Senecio aronicoides Robert Patterson; Mona Bourell 1993-8-15 5271 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC36026  Senecio aronicoides Mrs. R. M. Austin June 1898 2368 Modoc Davis Creek Comment
  HSC6136  Senecio aronicoides M. T. Milligan 1965-6-27 368 Modoc E slope of eroded volcanic plateau. 1677 Comment
  SEINET195471  Senecio canus Annie M. Alexander, Louise Kellog 4784 Modoc On north side of Cedar Pass road 1768 Comment
  HSC67927  Senecio fremontii J. P. Smith, J. O. Sawyer 1973-8-8 7224 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC50278  Senecio fremontii var. fremontii Annie Montague Alexander; L. Kellogg 1946-7-29 5084 Modoc Head of Eagle Creek, Warner Mts. Comment
  CAS-BOT-BC50281  Senecio fremontii var. fremontii Bruce Bartholomew 1990-8-4 5641 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  CAS-BOT-BC50282  Senecio hydrophiloides Bruce Bartholomew; Barrett Anderson 1988-7-22 4546 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  RSA0012560  Senecio hydrophilus Mrs. R. M. Austin 1895-07 566 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC50265  Senecio integerrimus Annie Montague Alexander; L. Kellogg 1946-7-18 5019 Modoc Benton Meadow. 2072 Comment
  CAS-BOT-BC50254  Senecio integerrimus var. exaltatus Bruce Bartholomew; Barrett Anderson 1989-6-3 4883 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC50298  Senecio integerrimus var. exaltatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16412 Modoc Cedar Pass. 1921 Comment
  RSA0124947  Senecio integerrimus var. exaltatus E. K. Balls 1950-5-12 14655 Modoc Hillsides north of Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1646 Comment
  RSA0124985  Senecio integerrimus var. exaltatus Clare B. Hardham 1961-6-18 7588 Modoc Cedar Pass. 1828 Comment
  UC1234625  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 mi e Cedar Pass; Warner Mountains Comment
  JEPS37280  Senecio serra var. serra F. H. Frost 1925-7-12 67 Modoc Stow's Meadow Warner Mountains, Cedar Canyon Comment
  RSA0013302  Senecio serra var. serra L. C. Wheeler 1935-8-4 3782 Modoc Dry Lake, Pine Creek, Warner Mts. 2104 Comment
  UC519036  Sibbaldia procumbens Elmer I. Applegate 1923-8-1 8023 Modoc just s Warren Peak (high summit of Warner Mountains); Warner Mountains Comment
  POM319037  Sidalcea Patricia Wilder 1971-6-20 5098 Modoc Lookout-White Horse Rd., about 3 mi. west of Lookout; north of Bieber and California State Hiway 299. Pit River Drainage, Cascades Mt. Range. 1372 Comment
  UCD116654  Sidalcea glaucescens Verne Grant; Irving Schneider 1947-7-22 8144 Modoc north fork of Pit River on Highway 395, about one mile north of junction with Cedarville Road. Comment
  CAS-BOT-BC179073  Sidalcea oregana subsp. oregana Bruce Bartholomew 1995-6-24 7017 Modoc 4.2 km E of County Road 114 on County Road 108. 1360 Comment
  CAS-BOT-BC179083  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-30 12286 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179089  Sidalcea oregana subsp. oregana Alice Eastwood; John Thomas Howell 1940-6-12 8068 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC179091  Sidalcea oregana subsp. oregana Bruce Bartholomew 1995-8-1 7139 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  UC108917  Sidalcea oregana subsp. oregana Mrs. R. M. Austin Jul 1884 Modoc Goose Lake Valley Comment
  UC725872  Sidalcea oregana subsp. oregana A. A. Heller 1938-6-24 15227 Modoc between Alturas and Canby; between Alturas and Canby 1341 Comment
  UC108853  Sidalcea oregana subsp. oregana Mrs. R. M. Austin Modoc Modoc County Comment
  CAS-BOT-BC179051  Sidalcea oregana subsp. spicata E. S. Willits 1940-6-9 338 Modoc 12 Mile Creek. Comment
  CAS-BOT-BC179057  Sidalcea oregana subsp. spicata Annie Montague Alexander; L. Kellogg 1946-7-18 5024 Modoc Benton Meadow. 2072 Comment
  CAS-BOT-BC191146  Sidalcea oregana subsp. spicata Leland S. Smith 1922-7-13 1265 Modoc Crowder Flat Ranger Station pasture. 1463 Comment
  CHSC70472  Sidalcea oregana subsp. spicata A. Sanger 1997-7-9 2564 Modoc Little Willow Creek at crossing of County Rd. 181, in meadow S of Road. 1499 Comment
  UC18941  Sidalcea oregana subsp. spicata Mrs. R. M. Austin Aug., 1894 Modoc Lassen Creek Comment
  JEPS51022  Silene douglasii W. L. Jepson 1918-8-7 7892 Modoc Mt. Bidwell 2286 Comment
  CAS-BOT-BC248373  Silene douglasii var. douglasii B. Bartholomew; H. Sun 2002-6-24 8864 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  HSC81215  Silene douglasii var. douglasii G. M. Riegel 1979-7-21 587 Modoc South Warner Mountains 1670 Comment
  CAS-BOT-BC95262  Silene lemmonii Bruce Bartholomew; Barrett Anderson 1990-7-19 5421 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  UC8472  Silene lemmonii M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake Comment
  UC8471  Silene lemmonii Milo S. Baker 1893-6-22 Modoc Comment
  NY452817  Silene menziesii B. M. Bartholomew 1990-6-17 5330 Modoc Sand Creek, 9.6 miles east of Cedarville, Surprise Valley. 1390 Comment
  CAS-BOT-BC95276  Silene oregana Leland S. Smith 1922-7-20 1271 Modoc Rush Creek Ranger Station. 2133 Comment
  CAS-BOT-BC95045  Sisymbrium altissimum Bruce Bartholomew 1993-6-14 6648 Modoc 2 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1320 Comment
  CHSC85400  Sisymbrium altissimum John Dittes; Josephine Guardino 1991-7-21 416 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
  CDA3864  Sisymbrium altissimum T. C. Fuller 1958-7-8 1965 Modoc Corporation Ranch, Likely. 0 Comment
  RSA584830  Sisyrinchium halophilum Bruce Bartholomew 1993-6-12 6602 Modoc Tom Large Flat, west of Egg Lake 1260 Comment
  HSC13935  Sisyrinchium idahoense var. idahoense M. T. Milligan 1965-7-11 445 Modoc N end of Jess Valley 1616 Comment
  UC21379  Sium suave Milo S. Baker 1893-7-24 Modoc Egg Lake 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
  SEINET3991592  Smilacina amplexicaulis Unknown 1940-5-27 Modoc 15 miles NE of Alturas. 1615 Comment
  JEPS62146  Smilacina stellata Mary H. Manning 1912-1 Modoc Ft. Bidwell Comment
  UCD126920  Solanum dulcamara Verne Grant; Irving Schneider 1947-7-19 8076 Modoc Williams ranch; along Souhern Pacific right-of-way near East Canal, in Pit Valley south of Alturas. Comment
  NY821107  Solanum parishii B. M. Bartholomew 1988-6-23 4260 Modoc 1.8 km WSW of Day on County Road 94. Fall River Mills 15' Quad. 1170 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
  UC1999883  Solidago spectabilis J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9299 Modoc CA-299, 12.5 km W of Alturas, straight N of Rattle Snake Butte. Comment
  CAS-BOT-BC54284  Solidago velutina subsp. californica Bruce Bartholomew 1989-8-10 5046 Modoc 8.7 km E of Day on County Road 94. Comment
  UC55950  Sorbus scopulina Milo S. Baker 1898-7-20 475 Modoc Taylor Creek Forestdale Comment
  CAS-BOT-BC242253  Sparganium emersum Bruce Bartholomew 1995-7-30 7072 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  UCD94837  Sparganium emersum Verne Grant; Irving Schneider 1947-7-18 8057 Modoc South loop of eastside road in Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC95285  Spergularia rubra Bruce Bartholomew; Barrett Anderson 1988-6-24 4339 Modoc Cave Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC15684  Sphenosciadium capitellatum Bruce Bartholomew 1992-8-9 6380 Modoc Creek below Patterson Lake on Squaw Peak Trail to Owl Creek Trail, E side of Warner Mountains. 2650 Comment
  HSC80788  Sphenosciadium capitellatum G. M. Riegel 1980-8-13 1047 Modoc South Warner Mountains 2100 Comment
  CAS-BOT-BC225041  Spiraea douglasii Leland S. Smith 1420 Modoc Modoc County. Comment
  UC13092  Spiraea douglasii Milo S. Baker 1893-7-12 Modoc Comment
  UC4844  Spiranthes porrifolia Milo S. Baker 1893-8-13 Modoc Comment
  SEINET11587958  Stachys ajugoides Unknown 2016-8-16 12 -14 Modoc lookout Comment
  CAS-BOT-BC179212  Stachys pilosa Annie Montague Alexander; L. Kellogg 1946-7-12 4984 Modoc Twelve Mile Creek, NE corner of county. Comment
  HSC4291  Stellaria longipes M. T. Milligan 1966-7-3 544 Modoc Slopes and ridges E of Jess Valley 2073 Comment
  SEINET5337329  Stellaria longipes M. H. Manning 144 Modoc Near Forb Bidwell Comment
  CAS-BOT-BC95290  Stellaria longipes var. longipes Roxana Stinchfield Ferris; R. Duthie 1919-6-14 141 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC95296  Stellaria longipes var. longipes M. M. Hanna 1956-6-7 1020 Modoc Hwy 139, between Canby and Tienesta. Comment
  UC71584  Stellaria longipes var. longipes Mrs. M. H. Manning 1903-5 144 Modoc near Fort Bidwell (ne Modoc County) Comment
  CAS-BOT-BC54251  Stenotus acaulis Leland S. Smith 1917-7-17 83 Modoc Head of Shield Creek. 2133 Comment
  POM260354  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC585135  Stenotus acaulis E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1843 Modoc Lake City 1524 Comment
  SEINET3125081 Image available 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 the southern Warner Mountains; Modoc National Forest. 2097 Comment
  JEPS6019  Stephanomeria tenuifolia Frances D. Payne 1932-7-25 749 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC95050  Streptanthella longirostris Bruce Bartholomew 1993-6-13 6641 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  JEPS27101  Streptanthus cordatus L. S. Smith 1918-6-22 965 Modoc Lily Lake Modoc <National> Forest, Pine Creek 1981 Comment
  UC585230  Streptanthus cordatus E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1832 Modoc steep n-facing talus slope about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  UCD164169  Streptanthus cordatus N. Ivalu Cacho; Sharon Y. Strauss, Bryan T. Drew 2010-7-7 IC-SS 135 - Modoc Warner Mtns: Warren Peak, just S of intersection of Summit and Pine Creek trails. Alpine vegetation; volcanic soil. 2740 Comment
  RSA603599  Streptanthus cordatus L. C. Wheeler 1935-8-14 3842 Modoc Pine Creek. Warner Mtns. 2011 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
  UC1736575  Streptanthus cordatus var. cordatus Dean W. Taylor 1992-5-7 12570 Modoc Highway 395 ca. 2.6 miles N of junction with Highway 299, ca. 6 miles N of Alutral, along North Fork Pitt River 1402 Comment
  UC70400  Streptanthus tortuosus var. orbiculatus Milo S. Baker 1898-8-1 Modoc New Lava Flow Medicine Lake Mts. Comment
  CAS-BOT-BC242259  Stuckenia pectinata Bruce Bartholomew; Barrett Anderson 1989-6-2 4798 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  UCD138351  Stuckenia pectinata Verne Grant; Irving Schneider 1947-7-19 8085 Modoc south of Williams Ranch House, north of Likely. 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
  CAS-BOT-BC180102  Swertia albicaulis var. albicaulis John Thomas Howell 1934-6-12 11990 Modoc 9 mi. S of Davis Creek. Comment
  CAS-BOT-BC180110  Swertia albicaulis var. albicaulis Bruce Bartholomew; Barrett Anderson 1989-6-2 4808 Modoc 9.3 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC180096  Swertia albicaulis var. nitida Bruce Bartholomew; Barrett Anderson 1988-7-21 4412 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC180090  Swertia radiata Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10595 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. 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
  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
  UC190694  Symphoricarpos rotundifolius var. rotundifolius M. F. Gilman 641 Modoc mountains 1828 Comment
  CHSC105979  Symphyotrichum ascendens Lowell Ahart; John Dittes 2010-8-30 17053 Modoc Bottom of a small vernal pool, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC76035  Symphyotrichum bracteolatum Milo S. Baker Modoc Forestdale Comment
  UC912524  Symphyotrichum bracteolatum F. H. Frost 1925-7-25 161 Modoc Eagle Peak Warner Mts. Comment
  JEPS40767  Symphyotrichum campestre Mrs. M. H. Manning 1903-8-1 268 Modoc near Fort Bidwell; North-East Modoc Co Comment
  HSC5053  Symphyotrichum foliaceum M. S. Baker 1898-1 Modoc Forestdale Comment
  UC71698  Symphyotrichum foliaceum Mrs. M. H. Manning 1903-8-25 272 Modoc Mt. Bidwell, ne Modoc Co Mt. Bidwell Comment
  UC469023  Symphyotrichum foliaceum M. F. Gilman Modoc Comment
  UC1192072  Symphyotrichum frondosum Verne Grant and Irving Schneider 1947-8-27 8317 Modoc southwest end of Clear Lake Comment
  UC1192079  Symphyotrichum frondosum Herbert L. Mason 1947-8-9 13479 Modoc east side of Fairchild Swamp, n of Alturas Comment
  UC1192080  Symphyotrichum frondosum Herbert L. Mason 1947-8-11 13487 Modoc Kelley Hot Springs, on Alturas-Conby highway Comment
  UC748362  Symphyotrichum spathulatum Annie M. Alexander and Louise Kellogg 1946-7-17 5010 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC15176  Symphyotrichum spathulatum var. spathulatum E. S. Willits 1939-10-10 167 Modoc Surprise Valley. 1371 Comment
  CAS-BOT-BC232356  Synthyris missurica C. L. Hitchcock 1940-5-27 6716 Modoc 15 mi. NE of Alturas. 1981 Comment
  CAS-BOT-BC232364  Synthyris missurica Elmer Ivan Applegate 1932-8-2 8089 Modoc Mill Creek Meadow. Comment
  RSA166254  Synthyris missurica H. Dearing, M. Dearing 1939-6-8 s.n. Modoc Lily Lake, Warner Mountains. 2134 Comment
  SBBG7212  Synthyris missurica H. and M. Dearing 1939-6-8 3607 Modoc Lily Lake, Warner Mtns 2133 Comment
  RSA503253  Synthyris missurica Bruce Bartholomew, B. Anderson 1988-6-24 4306 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CHSC109733  Synthyris missurica subsp. missurica B. Castro; L. P. Janeway 2012-7-28 1980 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). 1943 Comment
  UCD86103  Taeniatherum caput-medusae Beecher Crampton; with Carl W. Rimbey 1954-7-6 2089 Modoc Porter Ranch, 8 miles east of Alturas. Comment
  SEINET5344494  Taeniatherum caput-medusae M. J. Williams, J. Nachlinger 1988-6-2 88- 28 -6 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  RSA101506  Taraxacum officinale R. Weatherby 1955-7-7 1599 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  RSA59370  Taraxacum officinale E. K. Balls 1950-5-11 14623 Modoc 8.1 mi NE of Fort Bidwell, above Cowhead Lake, along 8 mile Creek. 1463 Comment
  UC20479  Taraxia subacaulis Milo S. Baker 1893-7-1 Modoc edge of meadow Comment
  JEPS15479  Taraxia tanacetifolia Joseph and Hilda Grinnell 1938-6-16 1115 a Modoc flat land near Cow Head Lake 1676 Comment
  CAS-BOT-BC54229  Tetradymia canescens Francis Dorris Payne 1932-8-1 756 Modoc Parker Creek. 1828 Comment
  CAS-BOT-BC54230  Tetradymia canescens E. S. Willits 1939-10-10 159 Modoc Surprise Valley. Comment
  HSC81115  Tetradymia canescens G. M. Riegel 1980-7-14 879 Modoc S Warner Mtns. 1739 Comment
  JEPS114493  Tetradymia canescens Lowell Ahart, John Dittes 2008-8-25 15299 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout 1273 Comment
  JEPS38095  Tetradymia canescens L. S. Smith 1918-7-7 976 Modoc Jess Valley-Clark Ranch Modoc National Forest 1524 Comment
  RSA520340  Tetradymia glabrata Bruce Bartholomew, B. Anderson 1989-6-2 4827 Modoc 9.7 km E of Eagleville at the California state border. E side of Surprise Valley. 1550 Comment
  NY496093  Thalictrum fendleri C. L. Hitchcock 1940-5-27 6704 -a Modoc Along stream; 15 miles northeast of Alturas 1615.4 Comment
  POM270305  Thalictrum fendleri Louis C. Wheeler 1935-8-10 3823 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  POM203963  Thalictrum fendleri J. T. Howell 1934-6-14 12118 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  NY746797  Thelypodium flexuosum N. H. Holmgren 1998-5-30 12997 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings 1370 Comment
  POM143373  Thelypodium howellii M. S. Baker 1894-6-29 s.n. Modoc Big Valley near Lookout Comment
  UCD149862  Thermopsis californica var. argentata Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  JEPS65658  Thermopsis macrophylla var. argentata Leo D. Whitney 1935-6-2 3177 Modoc near White Horse Lake (1 mi sw of White Horse) Comment
  RSA504621  Thlaspi arvense Bruce Bartholomew, B. Anderson 1988-6-25 4379 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  UC402563  Thysanocarpus curvipes Milo S. Baker 1893-1 Modoc Forestdale Comment
  UCSC000057  Torreyochloa pallida var. pauciflora A. L. Hormay 1932-7-17 s.n. Modoc Lily Lake Comment
  UC131346  Townsendia scapigera J. G. Lemmon May 1879 Modoc Warner's Ranch Sierra Valley Comment
  CAS-BOT-BC54248  Tragopogon dubius Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16443 Modoc 11 mi. N of Cedarville, Surprise Valley. Comment
  RSA149069  Tragopogon dubius I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 16443 Modoc Roadside ditch 11 mi. N of Cedarville, in Surprise Valley. Comment
  HSC6291  Tragopogon porrifolius M. T. Milligan 1964-8-8 214 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  CHSC106208  Tribulus terrestris Lowell Ahart; John Dittes 2010-8-31 17132 Modoc West side of Elkins Lane, about 10 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
  CAS-BOT-BC179200  Trichostema oblongum M. Vasey 1990-6-30 9030 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  CHSC14071  Trichostema oblongum K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5824 Modoc W side of Egg Lake. 1295 Comment
  UC1025098  Trichostema oblongum Leo Whitney 1934-5-24 1620 Modoc near Hockamore; Modoc National Forest 1463 Comment
  UC26036  Trichostema oblongum Milo S. Baker 1893-7-24 Modoc Egg Lake Comment
  CAS-BOT-BC181780  Trifolium cyathiferum Bruce Bartholomew 1991-7-4 5904 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC181786  Trifolium cyathiferum Annie Montague Alexander; L. Kellogg 1946-7-12 4979 Modoc Twelve Mile Creek. Comment
  UC71808  Trifolium cyathiferum Mrs. M. H. Manning 1904-7-7 465 Modoc near Fort Bidwell Comment
  UC748296  Trifolium cyathiferum Annie M. Alexander and Louise Kellogg 1946-7-12 4979 Modoc Twelve Mile Creek ne corner of county Comment
  SEINET8263290  Trifolium cyathiferum Unknown 2006-8-4 1270 Modoc Warner Mts., Modoc National Forest, Patterson Station Campground. 2109 Comment
  HSC65608  Trifolium dubium Thomas Wood 1979-8-9 244 Modoc Dirt road along Bidwell Creek, 2.9 mi. NW of junction with Co. Hwy. 2, N of Ft. Bidwell 1509 Comment
  CAS-BOT-BC181776  Trifolium gymnocarpon var. plummerae Leland S. Smith 1920-6-1 1156 Modoc Below stock pass, Mt. Bidwell Rim. 1920 Comment
  JEPS66044  Trifolium kingii var. productum Frances D. Payne 1931-6-29 301 Modoc e slope Mt. Warren; Warner Mtns 2286 Comment
  CAS-BOT-BC181747  Trifolium longipes Bruce Bartholomew 1992-5-16 6328 Modoc Lunsford Spring. 1600 Comment
  CAS-BOT-BC181752  Trifolium longipes Annie Montague Alexander; L. Kellogg 1946-6-8 4694 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  HSC15135  Trifolium longipes M. T. Milligan 1966-6-14 459 Modoc N end of Jess Valley 1616 Comment
  RSA0084065  Trifolium longipes subsp. hansenii John M. Gillett, C. W. Crompton 1966-6-12 13013 Modoc Road to Egg Lake between Lookout and Modoc. Comment
  CAS-BOT-BC180174  Trifolium macrocephalum Mrs. H. C. Cantelow 1941-5-23 3812 Modoc 2 mi. W of Adin Summit, E of Bieber. Comment
  CAS-BOT-BC181732  Trifolium macrocephalum Leland S. Smith 1917-6-10 35 Modoc Jess Valley. 1524 Comment
  SJSU7631  Trifolium macrocephalum H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts Comment
  RSA520478  Trifolium macrocephalum Bruce Bartholomew, B. Anderson 4650 Modoc 8.8 km N of State Highway 299 on road to Raker and Thomas Reservoir. 1470 Comment
  SEINET7073580  Trifolium microcephalum A. G. Vestal 1955-5-18 s.n. Modoc About 3.2 miles east of Aden on Route 87. UTM Zone 10, 666674mE, 4563618mN. Coordinate datum: NAD27. Comment
  RSA60362  Trifolium microcephalum E. K. Balls 1950-5-10 15963 Modoc 0.5 miles past fork of 395 and road to Cedarville, from Alturas. 1585 Comment
  CAS-BOT-BC181765  Trifolium productum Robert Patterson; Mona Bourell 1993-8-15 5273 Modoc South Warner Wilderness Area. Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC181768  Trifolium productum Annie Montague Alexander; L. Kellogg 1946-6-25 4821 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  HSC15185  Trifolium variegatum M. T. Milligan 1964-7-1 121 Modoc W end of Ballard's Resvr. 1372 Comment
  CAS-BOT-BC180158  Trifolium wormskioldii Bruce Bartholomew 1989-8-11 5073 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  UC555376  Trifolium wormskioldii F. H. Frost 1925-7-12 8 Modoc 2 mi above Cedarville (Cedar Canyon); Warner Mtns Comment
  CAS-BOT-BC245032  Triglochin concinna var. debilis Edward Kent Balls 1950-5-10 14604 Modoc Below Menlo Baths, W shore of Lower Lake. 1402 Comment
  CAS-BOT-BC451867  Triglochin maritima H. D. Ripley; R. C. Barneby 1944-5-30 5985 Modoc North of Likely 1371 Comment