Search Results — 2000 specimen records retrieved (1502 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC15671  Achillea millefolium Bruce Bartholomew 1989-7-15 5000 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC15673  Achillea millefolium Bruce Bartholomew 1990-6-17 5305 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  JEPS36905  Achillea millefolium W. L. Jepson 1918-8-7 7862 Modoc Mt. Bidwell 2133 Comment
  UCD50455  Achnatherum lemmonii E. Wilson 1934-5-15 s.n. Modoc About 20 miles west Alturas-Redding Hwy. Comment
  UCD50646  Achnatherum lemmonii L. Whitney 1935-6-1 3170 Modoc 1 mile southwest of White Horse. Modoc County. Comment
  UCD50647  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2115 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  RSA163808  Achnatherum lemmonii var. lemmonii Clare B. Hardham 1961-6-18 7552 Modoc Slopes, Hills, East side of Cedar Pass 1829 Comment
  UC1025017  Achnatherum nelsonii subsp. dorei Leo Whitney 1935-7-12 2497 Modoc 10 mi w Cody (Cottonwood Flat); Cottonwood Flat Comment
  UCD32712  Achnatherum nevadense Beecher Crampton 1954-7-7 2143 Modoc Modoc County, open slopes of cedar Pass summit. 1097 Comment
  UCD50901  Achnatherum occidentale August L. Hormay 1932-7-14 s.n. Modoc DD plot site, Modoc National Forest. Comment
  CAS-BOT-BC242315  Achnatherum occidentale subsp. californicum John Thomas Howell 1934-6-30 12273 Modoc Duncan Horse Camp. 1355 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
  UC1153863  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-6 2114 Modoc 20 mi e Alturas (Shields Creek); Warner Mountains, Shields Creek 1524 Comment
  UCD23584  Achnatherum occidentale subsp. pubescens L. Whitney 1935-6-9 3206 Modoc White Horse. Comment
  CAS-BOT-BC242310  Achnatherum thurberianum Leland S. Smith 1917-6-20 48 Modoc Cantrall's Mill. 1828 Comment
  UCD51435  Achnatherum thurberianum E. Wilson 1934-5-14 s.n. Modoc Pass from Alturas to Cedarville. Comment
  UCD51440  Achnatherum thurberianum J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  UC8824  Aconitum columbianum Milo S. Baker 1893-6 Modoc Comment
  HSC1956  Aconitum columbianum subsp. columbianum M. T. Milligan 1966-7-29 599 Modoc Slopes and ridges E of Jess Valley Comment
  JEPS60376  Actaea rubra Milo S. Baker 1893-7-15 Modoc 1371 Comment
  CAS-BOT-BC15641  Adenocaulon bicolor Bruce Bartholomew 1994-7-4 6854 Modoc Johnson Creek, E of State Hwy 299. 1620 Comment
  CAS-BOT-BC15643  Adenocaulon bicolor Bruce Bartholomew 1994-7-3 6830 Modoc 4 km E of U.S. Hwy 395 on road to Lily Lake, W side of Warner Mountains. 1610 Comment
  CAS-BOT-BC218328  Adonis aestivalis K. Paulson; Robert Paulson 1988-6-10 22 Modoc SW of Dorris Reservoir. 1341 Comment
  CHSC12957  Agastache parvifolia K. R. Stern; D. B. Joley, J. G. Gescke 1974-6-22 5831 Modoc Ca. 0.5 mi w of w margin of Egg Lake. 1295 Comment
  UC711880  Agastache parvifolia Roxana S. Ferris and Laura Lorraine 1941-8-13 10535 Modoc (East Creek drainage) Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mts, (East Creek drainage) 2164 Comment
  JEPS62949  Agastache urticifolia F. H. Frost 1925-7-13 73 Modoc summit of Cedar Canyon; Warner Mountains, summit of Cedar Canyon Comment
  RSA165592  Agastache urticifolia Clare B. Hardham 1961-6-18 7565 Modoc Warner Mountains, Davis Creek. 2134 Comment
  UC71707  Agastache urticifolia Mrs. M. H. Manning 196 Modoc Mill Canyon; north-eastern Modoc County Comment
  RSA606125  Ageratina occidentalis Louis C. Wheeler 1935-8-14 3839 Modoc Pine Creek. Warner Mtns. 2012 Comment
  JEPS5824  Agoseris X dasycarpa Frank W. Peirson 1926-6-25 6865 Modoc lower part of west slope along Cedarville road Warner Mts. Comment
  SD46772  Agoseris glauca Robert J. Weatherby 1955-7-8 1617 Modoc 7 miles north of Ft. Bidwell, northern Warner Mountains. 1875 Comment
  HSC4605  Agoseris monticola M. T. Milligan 1965-6-26 333 Modoc N end Jess Valley. 1616 Comment
  SJSU9681  Agoseris monticola W. Savage 1979-8-22 1577 Modoc Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC126782  Agoseris parviflora John Thomas Howell 1934-6-14 12115 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC242304  Agropyron cristatum Bruce Bartholomew 1990-6-18 5364 Modoc S side of Goose Lake, ca. 5 km SSE of McGinty Point. 1400 Comment
  UC1100112  Agrostis alba Herbert L. Mason and Verne Grant 1947-8-13 13533 Modoc meadow on ne side of reservoir n Canby; F Reservoir Comment
  UC1137066  Agrostis alba August L. Hormay 1932-7-15 Modoc Crowder Ranger Station Modoc National Forest, Crowder Ranger Station Comment
  HSC8798  Agrostis idahoensis M. T. Milligan 1966-7-5 561 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC242419  Agrostis stolonifera Bruce Bartholomew 1989-8-11 5069 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  HSC80912  Agrostis variabilis G. M. Riegel 1980-8-5 988 Modoc S Warner Mountains 2100 Comment
  CAS-BOT-BC190682  Aliciella micromeria Bruce Bartholomew 1991-5-24 5695 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  CAS-BOT-BC245222  Alisma gramineum Alice Eastwood; John Thomas Howell 1940-6-12 8037 Modoc Likely. Comment
  JEPS127311  Alisma triviale Lowell Ahart, John Dittes 2016-7-14 21200 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CAS-BOT-BC245013  Allium acuminatum K. Paulson; Robert Paulson 1989-6-21 138 Modoc Vicinity of N Fork of Fitzhugh Creek, W side of the Warner Mts. 1493 Comment
  RSA70206  Allium acuminatum F. W. Peirson 1926-6-25 6874 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  SEINET8111991  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  CAS-BOT-BC244998  Allium amplectens Roxana Stinchfield Ferris; R. Duthie 1919-6-14 111 Modoc Warner Mts. near Alturas. 2133 Comment
  CAS-BOT-BC244992  Allium bisceptrum var. bisceptrum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10534 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  SEINET12048096  Allium campanulatum Unknown 1947-1 s.n. Modoc grown at Pullman, WA, 2mi E of Cedar Pass, Warner Mts Comment
  CAS-BOT-BC244986  Allium lemmonii Bruce Bartholomew; Barrett Anderson 1989-6-3 4908 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  HSC25434  Allium lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19494 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  SEINET3884708  Allium lemmonii D. W. McNeal 1983-6-6 2849 Modoc In a road side depression (vernal pool?) beside Highway #139, 7.4 miles NW of the junction of Highway #299.; 0 Comment
  SEINET3884712  Allium lemmonii Margaret J. Williams 1984-6-28 84- 67 -1 Modoc 2 miles North of intersection between Soldier Creek and Old Cannon Mill roads.; 0 2057 Comment
  SEINET3878767  Allium parvum D. W. McNeal 1979-5-13 2225 Modoc Beside Hwy #395, 15.8 mi S of the jct of Hwy #299 in Alturas.; 0 Comment
  CAS-BOT-BC244966  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC248331  Allium platycaule B. Bartholomew; H. Sun 2002-6-24 8818 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  RSA27874  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC1540228  Allium platycaule Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9101 Modoc along Highway 395 about 3.5 mi n n junction with Highway 299 1371 Comment
  SEINET3878890  Allium platycaule Noel H. Holmgren, Patricia K. Holmgren 1978-6-8 8884 Modoc Fort Bidwell-Adel road, 15.1 km (9.4 mi) northeast of Fort Bidwell and 10.5 km (6.5 mi) airline distance.; 0 1676 Comment
  SEINET8191569  Allium platycaule M. J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek Road. 2073 Comment
  UCD143204  Allium platycaule L. K. Mann 1955-6-5 s.n. Modoc Near Cedar Pass, 3 miles towards Alturas from Modoc National Forest. Comment
  SEINET198608  Allium siskiyouense Annie M. Alexander, L Kellogg 1946-6-8 4702 Modoc Near 3 mi Ranger Station sign rd from Eagleville to Patterson Mill 2225 Comment
  CAS-BOT-BC244950  Allium tolmiei var. tolmiei Bruce Bartholomew; Barrett Anderson 1988-5-14 4210 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  HSC30082  Allium tolmiei var. tolmiei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19387 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC190745  Allophyllum gilioides subsp. gilioides Bruce Bartholomew 1995-5-12 6899 Modoc Near NE side of Day Rock above Little Hot Spring Valley. 1310 Comment
  CAS-BOT-BC242346  Alopecurus aequalis Leland S. Smith 1918-6-22 942 Modoc Willow Creek below Ranger Station. 1676 Comment
  UC1254974  Alopecurus aequalis Alice Eastwood and John Thomas Howell 1940-6-12 8088 a Modoc Jess Valley Comment
  CAS-BOT-BC242335  Alopecurus geniculatus Bruce Bartholomew 1990-6-17 5307 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  SJSU9640  Alopecurus geniculatus W. Savage 1979-7-7 1455 Modoc Triangle, west side of Fairchild Swamp unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD55818  Alopecurus saccatus L. D. Whitney 1935-7-12 s.n. Modoc Hackamore Reservoir. Comment
  CHSC67091  Alyssum desertorum James D. Jokerst 1987-5-12 2854 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  RSA554806  Alyssum desertorum Margaret J. Williams 1988-6-2 s.n. Modoc Hwy 395 0.4 mile E of Susanville road after turn to Alturas. [Lassen county] Comment
Read comments
Jun 24 2009
  CAS-BOT-BC58604  Alyssum simplex James Vale 1981-5-21 Modoc Alturas. Comment
  CAS-BOT-BC58649  Alyssum simplex Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16468 Modoc Roadside 2.6 mi. N of Buck's Creek Ranger Station, E side of Goose Lake. 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
  UC71568  Amaranthus blitoides Mrs. M. H. Manning Jul 1903 242 Modoc north-eastern near Fort Bidwell. Comment
  HSC41463  Amelanchier pallida J. P. Smith, J. O. Sawyer 1972-5-6 5282 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  RSA531362  Amelanchier pallida Bruce Bartholomew, B. Anderson 1989-4-27 4611 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  RSA59973  Amelanchier pallida E. K. Balls 1950-5-13 14678 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line. 1463 Comment
  CAS-BOT-BC214628  Amelanchier utahensis Bruce Bartholomew; Barrett Anderson 1988-5-13 4174 Modoc 0.6 km N of Jess Valley on West Warner Road, W side of the Warner Mts.. 1620 Comment
  CAS-BOT-BC217082  Amelanchier utahensis A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill, Modoc Forest Comment
  CAS-BOT-BC217096  Amelanchier utahensis R. M. Austin 1894-1-1 s.n. Modoc Modoc County. Comment
  UC190616  Amelanchier utahensis M. F. Gilman 528 Modoc 1524 Comment
  NY849997  Amelanchier utahensis var. utahensis R. M. Austin 07 1898 2343 Modoc Mt. Bidwell 2438 Comment
  CAS-BOT-BC245114  Amphiscirpus nevadensis Edward Kent Balls 1950-5-13 14668 Modoc Goose Lake, E shore near Willow Ranch. 1463 Comment
  CHSC111105  Amsinckia menziesii Lowell Ahart; John Dittes 2012-7-12 18371 Modoc North edge of Ash creek, south of the gravel pit, about 1/8 mile east of the parking area on the ease side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS25208  Amsinckia menziesii var. menziesii Frances D. Payne 1931-6-17 184 Modoc Parker Creek s and e of Alturas; Warner Mountains 1584 Comment
  CAS-BOT-BC54159  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-13 8162 Modoc Fort Bidwell. Comment
  CAS-BOT-BC54162  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-11 8025 Modoc 8 mi. from Canby on road to Alturas. 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
  UC71689  Anaphalis margaritacea Mrs. M. H. Manning 1903-9-3 373 Modoc John Henry Camp Comment
  HSC4653  Antennaria argentea M. S. Baker 1893-1 Modoc Egg Lake Comment
  JEPS33961  Antennaria argentea F. H. Frost 1925-7-11 11 Modoc 2 mi above, Cedar Canyon campsite Cedarville; Cedar Canyon Comment
  CAS-BOT-BC15578  Antennaria dimorpha E. S. Willits 1940-4-16 180 Modoc Sugar Hill. Comment
  CAS-BOT-BC59210  Antennaria dimorpha John Thomas Howell 1934-6-14 12136 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  JEPS5979  Antennaria dimorpha Frances D. Payne 1932-6-26 603 Modoc s and e of, (high ridges n of Parker Creek) Alturas; Warner Mountains, Parker Creek 1828 Comment
  UC71587  Antennaria dimorpha Mrs. M. H. Manning 1903-3 75 Modoc near, (north-eastern Modoc County) Fort Bidwell Comment
  UCD77337  Antennaria flagellaris Robert E. Preston 2000-6-1 1358 Modoc Modoc Plateau, along Hwy 139, ca. 2 mi e of Forest Service Road 44N11. 1487 Comment
  RSA93633  Antennaria geyeri F. W. Peirson 1926-6-26 6909 Modoc Modoc National Forest NW of Canby. Comment
  CAS-BOT-BC15555  Antennaria luzuloides Alice Eastwood; John Thomas Howell 1940-6-11 8010 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC15592  Antennaria luzuloides Bruce Bartholomew; Barrett Anderson 1988-6-24 4361 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC15594  Antennaria luzuloides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16424 Modoc Summit of Cedar Pass. 1920 Comment
  RSA323625  Antennaria luzuloides A. Tiehm 1984-6-30 8835 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  UC71686  Antennaria luzuloides Mrs. M. H. Manning 1903-5-17 129 Modoc Mt. Bidwell North-east Modoc County, Mt. Bidwell 1524 Comment
  RSA152422  Antennaria luzuloides I. L. Wiggins, Dorothy Wiggins 1961-6-12 16424 Modoc Moderate slope near summit of Cedar Pass, between Alturas and Cedarville 1921 Comment
  UC1302430  Antennaria luzuloides Clare B. Hardham 1961-6-18 7556 Modoc hills 3 mi se Cedar Pass; Warner Mountains Comment
  JEPS5986  Antennaria rosea Frances D. Payne 1932-6-26 608 Modoc high ridges n of; Warner Mountains, Parker Creek 1828 Comment
  CAS-BOT-BC242413  Apera interrupta Bruce Bartholomew 1991-7-5 5928 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  HSC65591  Apocynum androsaemifolium Thomas Wood 1979-8-9 226 Modoc Dirt rd. along Bidwell Creek, 2.7 mi. NW of junction with Co. Hwy. 2, N of Ft. Bidwell 1509 Comment
  UCD121270  Apocynum androsaemifolium K. M. Meyer; A. Townesmith 2007-9-16 216 Modoc Modoc National Forest, 19.2 miles W on Forest Service Rd. 31. 1693 Comment
  RSA520458  Apocynum androsaemifolium K. Paulson, R. Paulson 1989-7-2 167 Modoc N side of Pit River ca. 3 mi. E of County Rte. 91. 1579 Comment
  POM319166  Apocynum androsaemifolium subsp. pumilum Patricia Wilder 1971-6-20 5089 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
  RSA164334  Apocynum androsaemifolium subsp. pumilum Clare B. Hardham 1961-6-18 7599 Modoc Rte. 395, 3.3 miles south of Cedar Pass turn-off Comment
  CAS-BOT-BC15695  Apocynum cannabinum Margaret J. Williams 1984-6-30 84- 76 -2 Modoc Cedar Pass Road, 1.7 mi. W of Cedarville. 1508 Comment
  CAS-BOT-BC218334  Aquilegia formosa var. formosa Elmer Ivan Applegate 1933-8-2 8080 Modoc Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC218342  Aquilegia formosa var. formosa K. Paulson; Robert Paulson 1988-6-29 66 Modoc N of Benton Meadow along Davis Creek, Warner Mts.. 1828 Comment
  CAS-BOT-BC218348  Aquilegia formosa var. formosa Bruce Bartholomew; Barrett Anderson 1988-7-21 4440 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CHSC30497  Arabis eschscholtziana N. E. H. Prouty 1980-5-25 166 Modoc Along stream from hot spring. Comment
  HSC25993  Arabis holboellii var. retrofracta D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19469 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 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
  NY119624  Arabis sparsiflora var. subvillosa R. C. Rollins 1981-6-1 81193 Modoc Warner Mtns., ca. 1 mile N of summit, Lake City to U.S. 395 Comment
  UC1078870  Arceuthobium campylopodum Job Kuijt 1957-7-5 1397 Modoc campgrounds, Cedar Pass Warner Mtns Comment
  POM131958  Arctostaphylos manzanita subsp. manzanita Milo S. Baker 1893-1 9388 Modoc Mt. Side Comment
  CAS-BOT-BC95644  Arctostaphylos nevadensis Elmer Ivan Applegate 1932-7-9 7571 Modoc N slope of Bidwell Mt. Comment
  CAS-BOT-BC95651  Arctostaphylos patula Bruce Bartholomew; Mona Bourell 1990-4-28 5204 Modoc 8 km from Rush Creek on road up Hunters Ridge. 1800 Comment
  CAS-BOT-BC95653  Arctostaphylos patula Bruce Bartholomew; Barrett Anderson 1988-5-12 4093 Modoc 4 km NW of White Horse. 1350 Comment
  UC465484  Arenaria congesta var. congesta M. F. Gilman 662 Modoc Comment
  CAS-BOT-BC242411  Aristida oligantha Louis Cutter Wheeler 1935-9-6 3959 Modoc Fletcher Creek. 1524 Comment
  SEINET10512616  Aristida oligantha Louis C. Wheeler 1935-9-6 Wheeler 3959 Modoc Fletcher Creek at Pease Place, Devil's Garden. S32, T27N, R12E. Dry sunny rocky stream bed. Comment
  NY158389  Arnica bruceae Mrs. C. C. Bruce 06 1898 2174 Modoc Lake Annie Comment
  UC29628  Arnica chamissonis Milo S. Baker 1893-6-20 Modoc Egg Lake Comment
  CAS-BOT-BC15567  Arnica chamissonis subsp. foliosa Annie Montague Alexander; L. Kellogg 1946-7-7 4926 Modoc Eight Mile Creek. 1752 Comment
  JEPS120508  Arnica cordifolia B. Castro and L. P. Janeway 2012-7-24 1949 Modoc Warner Mountains. Flat ridgetop near Sunshine and Moonlight Mines, along Road 48N21 ca 1 air mi SW of Dismal Swamp. Comment
  UC1037303  Arnica cordifolia Leo Whitney 1934-5-5 1608 Modoc 15 mi w of, (at Happy Camp) Canby; Modoc National Forest, Happy Camp 1463 Comment
  UCR267415  Arnica cordifolia Jim Andre, Glenn L. Clifton 1993-6-12 29993 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  UCSB19713  Arnica cordifolia Hardham, Clare 1961-6-18 Modoc Cedar Pass 1828 Comment
  RSA504632  Arnica cordifolia Bruce Bartholomew, B. Anderson 1988-6-24 4320 Modoc Lily Lake, W side of the Warner Mountains. Sierran montane forest. 2130 Comment
  UC220228  Arnica cordifolia Mrs. R. M. Austin 1885-6-1 Modoc hills Comment
  RSA504611  Arnica discoidea Bruce Bartholomew, B. Anderson 1988-7-21 4415 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC15281  Arnica longifolia John Thomas Howell 1934-6-11 11972 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15283  Arnica longifolia Leland S. Smith 1918-8-28 1055 Modoc Patterson Lake and Owl Creek. 2438 Comment
  JEPS35867  Arnica longifolia W. L. Jepson 1918-8-13 7974 Modoc Eagle Peak Warner Mountains, Eagle Peak 3017 Comment
  UC468977  Arnica longifolia M. F. Gilman 519 Modoc canyons 1676 Comment
  CAS-BOT-BC15299  Arnica sororia Arnold Tiehm 1984-6-30 8837 Modoc NW side of Bidwell Mt., 2.2 road mi. N of Eight Mile Creek on road from Lake Annie. 1844 Comment
  UC748192  Arnica sororia Annie M. Alexander and Louise Kellogg 1946-7-10 4953 Modoc Eight Mile Creek, ne Modoc Co Eight Mile Creek 1752 Comment
  SEINET2164565  Artemisia arbuscula subsp. arbuscula L. C. Wheeler 1935-9-9 3962 Modoc Green Spring, Devil's Garden Comment
  UC71739  Artemisia arbuscula subsp. arbuscula Mrs. M. H. Manning Modoc northeastern Modoc County Comment
  CAS-BOT-BC15257  Artemisia ludoviciana subsp. incompta Bruce Bartholomew 1990-8-4 5631 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  JEPS37011  Artemisia ludoviciana subsp. incompta W. L. Jepson 1918-8-6 7835 Modoc Fandango Pass 1584 Comment
  UC912560  Artemisia ludoviciana subsp. incompta F. H. Frost Modoc 2 mi above Cedarville (Cedar Camp); Warner Mountains Comment
  RSA504654  Artemisia ludoviciana subsp. incompta Bruce Bartholomew, B. Anderson 1988-7-23 4592 Modoc Pine Creek, 4 km E of U. S. Highway 395 on the road to Lily Lake, Warner Mountains. 1620 Comment
  CAS-BOT-BC15265  Artemisia ludoviciana subsp. ludoviciana K. Paulson; Robert Paulson 1989-7-18 194 Modoc Vicinity of crest of Warner Mts. between Pepperdine and Granger Summit. 2042 Comment
  JEPS117170  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart, John Dittes 2010-8-30 17050 Modoc High bank of a small wash, about 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC1540166  Artemisia ludoviciana subsp. ludoviciana Dean W. Taylor 1987-8-9 9277 Modoc 1371 Comment
  RSA608601  Artemisia ludoviciana subsp. ludoviciana L. C. Wheeler 1935-9-3 3937 Modoc Tuttle Place, W side Goose Lake 1463 Comment
  CAS-BOT-BC15206  Artemisia tridentata subsp. tridentata Robert Patterson; Mona Bourell 1993-8-15 5245 Modoc South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC15208  Artemisia tridentata subsp. tridentata Ethel S. Willits 1939-10-10 161 Modoc Surprise Valley. 1371 Comment
  RSA518545  Artemisia tridentata subsp. tridentata George K. Helmkamp 1990-9-23 H- 4 Modoc US Hwy 395, 13 mi. N of Likely. 1341 Comment
  CHSC67337  Artemisia tridentata subsp. vaseyana James D. Jokerst 1986-9-18 2771 Modoc Radar Site Survey S of Doublehead Mtn., NE face of Timber Mtn. Comment
  SEINET3397746  Artemisia tridentata subsp. vaseyana Unknown 1994-1 s.n. Modoc N. of Lookout Comment
  CAS-BOT-BC15654  Asclepias cordifolia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16441 Modoc 4 mi. E of Cedar Pass summit. Comment
  CAS-BOT-BC498751  Asclepias fascicularis L. S. Smith 1918-8-13 1034 Modoc Modoc Forest, below Lost Lake 1828 Comment
  CAS-BOT-BC54126  Asperugo procumbens Herbert Louis Mason; Verne Grant 1947-7-12 13416 Modoc Near S end of W Side Road, Pit River Valley, S of Alturas. Comment
  RSA750620  Astragalus bolanderi R. M. Austin 1898-07 198 Modoc Shore Goose Lake. Comment
  NY803545  Astragalus curvicarpus var. curvicarpus P. H. Raven 1958-6-18 13335 Modoc 8.6 miles west of Alturas on United States Highway 299 Comment
  CAS-BOT-BC182067  Astragalus filipes Francis Dorris Payne 1932-6-22 580 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC182072  Astragalus filipes Gordon H. True 1964-6-3 1430 Modoc Surprise Valley, 10 mi. N of Cedarville. 1463 Comment
  NY658497  Astragalus filipes B. J. Ertter 1988-6-18 7619 Modoc Hwy. 139 ca. 50 airmiles SW of Klamath Falls, a few miles N of Agricultural Inspection Station, 1 mile S of S jct. to Lava Beds Nat'l Monument E of Tonesta 1310.6 Comment
  POM260293  Astragalus filipes C. L. Hitchcock 1940-5-27 6650 Modoc 9 miles northeast of Alturas. 1402 Comment
  SD131809  Astragalus filipes Barbara Ertter 1988-6-18 7619 Modoc Highway 139, 50 miles southwest of Klamath Falls, a few miles north Agricultural Inspection Station, 1.0 mile south of south junction to Lava Beds National Monument east of Tonesta. 1310 Comment
  JEPS54660  Astragalus filipes Leland S. Smith 1919-6-8 1126 Modoc Deep Creek above station (Modoc Forest); , Deep Creep above station 1676 Comment
  RSA303498  Astragalus filipes James R. Shevock 1972-5-20 1811 Modoc 17 miles So. of Alturas, Hwy 395. 1372 Comment
  SEINET948290  Astragalus filipes Barbara Ertter 1988-1 7619 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falss, a few miles N of Agric. Inspection Station, 1 mi. S of Jct to Lava Beds Nat;l Monument E of Tonest; brunchgrass w/ scattered juniper, shallow soil on basalt. 1311 Comment
  UC748310  Astragalus filipes Annie M. Alexander and Louise Kellogg 1946-6-12 4743 Modoc e side Fandango Pass Road; Fandango Pass Road e side Comment
  NY676222  Astragalus malacus B. M. Bartholomew 1991-5-24 5713 Modoc Surprise Valley, east of Eagleville at the Nevada State boundary 1520 Comment
  SJSU13925  Astragalus malacus N. A. Hopkins 1985-5-13 1267 Modoc by Hwy 395 c. 30 mi S of Alturas Comment
  CAS-BOT-BC182025  Astragalus purshii Alice Eastwood; John Thomas Howell 1940-6-14 8245 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC182036  Astragalus purshii Leland S. Smith 1919-5-3 1084 Modoc Plateau, road to Jess Valley. 1524 Comment
  CAS-BOT-BC182040  Astragalus purshii F. Angwin 1946-5-3 Modoc Big Valley. 1280 Comment
  UCD105210  Astragalus purshii B. L. Kay 1955-6-17 s.n. Modoc 2 miles northwest of Likely. Comment
  NY694435  Astragalus purshii var. tinctus Mrs. M. H. Manning 05 1907 715 Modoc Warner Range, east side Comment
  HSC75574  Astragalus whitneyi var. confusus G. M. Riegel 1980-6-25 773 Modoc South Warner Mtn. 1829 Comment
  RSA160020  Astragalus whitneyi var. confusus Clare B. Hardham 1961-6-18 7559 Modoc Cedar Pass. 1829 Comment
  NY696558  Astragalus whitneyi var. confusus R. C. Barneby 1982-5-25 17842 Modoc In west foothills of Warner Mountains, 9 miles northeast of Alturas 1550 Comment
  CAS-BOT-BC181993  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Mona Bourell 1990-4-28 5202 Modoc 1.9 km SE of Rush Creek on road up Hunters Ridge. 1430 Comment
  CAS-BOT-BC182002  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Barrett Anderson 1988-5-13 4171 Modoc Ca. 1 km SE of Parker Creek Road on West Warner Road, W side of the Warner Mts.. 1710 Comment
  CAS-BOT-BC182016  Astragalus whitneyi var. lenophyllus Annie Montague Alexander; L. Kellogg 1946-7-23 5043 Modoc Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC182020  Astragalus whitneyi var. lenophyllus Elmer Ivan Applegate 1932-8-1 8015 Modoc Warren Peak, Warner Mts. Comment
  RSA0017009  Astragalus whitneyi var. siskiyouensis I. L. Wiggins, Dorothy B. Wiggins 1961-6-16 16525 Modoc 6.4 mi. W of Canby. Comment
  CAS-BOT-BC30207  Athyrium alpestre var. americanum Bruce Bartholomew 1992-8-8 6373 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  UC399387  Athyrium filix-femina var. cyclosorum unknown 1900-9-5 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
  RSA624445  Atriplex argentea L. C. Wheeler 1935-9-4 3941 Modoc Goose Lake: McGinty Point. 1463 Comment
  CAS-BOT-BC95507  Atriplex confertifolia Bruce Bartholomew 1994-10-9 6880 Modoc Near Nevada border directly E of Eagleville, S end of Surprise Valley. 1510 Comment
  RSA97506  Atriplex confertifolia Beecher Crampton 1954-7-7 2152 Modoc 7 miles E of Cedarville. Comment
  JEPS19751  Atriplex gardneri var. falcata Rimo Bacigalupi with S. Galen Smith 1957-6-28 5985 Modoc along roadside of U.S. Highway 299 4.2 mi w Alturas; w of Alturas 1371 Comment
  UC1191304  Atriplex rosea Herbert L. Mason 1947-8-9 13485 Modoc e side Fairchild Swamp (n of Alturas); e side Fairchild Swamp, n of Alturas Comment
  HSC9028  Avena fatua M. T. Milligan 1964-8-8 211 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  UCD136022  Azolla filiculoides Herbert L. Mason 1947-8-12 13503 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  UC472199  Balsamorhiza Franklin P. Nutting Modoc near Egg Lake Comment
  UC1536834  Balsamorhiza hookeri G. H. True Jr. 1937-5-26 954 Modoc Adin Summit 1524 Comment
  CHSC67159  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1994-5-3 4038 Modoc Devils Garden located 4 mi E of Spalding Butte, 1.5 mi SW of Mud Lake. +- 100 ft N of milepost 42. Comment
  CHSC85105  Balsamorhiza macrolepis var. platylepis John Dittes; Josephine Guardino 1991-7-21 411 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
  SEINET476714  Balsamorhiza macrolepis var. platylepis Unknown 1923-4-26 Modoc Lookout Comment
  CAS-BOT-BC15139  Balsamorhiza serrata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6469 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  CAS-BOT-BC15141  Balsamorhiza serrata Bruce Bartholomew 1994-5-15 6695 Modoc Poison Spring Canyon near junction with Schamp Creek. Ca. 8 km E of Fort Bidwell. 1480 Comment
  CAS-BOT-BC58631  Barbarea orthoceras Annie Montague Alexander; L. Kellogg 1946-7-17 5009 Modoc Benton Meadow, Warner Mts. 2072 Comment
  CAS-BOT-BC248384  Beckmannia syzigachne John H. Hatton 1911-6-23 160 Modoc Modoc National Forest Comment
  CDA31540  Beckmannia syzigachne T. C. Fuller 1958-7-8 1951 Modoc Likely: Corporation Ranch 0 Comment
  RSA603673  Beckmannia syzigachne L. C. Wheeler 1935-10-5 4019 Modoc N Fork Pit River at Parker Creek. 1372 Comment
  CAS-BOT-BC54186  Berberis aquifolium var. repens Bruce Bartholomew; Barrett Anderson 1989-6-1 4773 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  HSC65615  Berula erecta Thomas Wood 1979-8-11 251 Modoc 4 mi. S of Fort Bidwell on Co. Hwy. 1 1396 Comment
  UC1583943  Berula erecta G. Schoolcraft 1990-7-11 2105 Modoc about 2 mi w of West Valley Reservoir 1493 Comment
  CAS-BOT-BC54188  Betula glandulosa Bruce Bartholomew; Barrett Anderson 1988-7-23 4579 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC497320  Betula glandulosa Annie M. Alexander; Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  CAS-BOT-BC54190  Betula occidentalis Bruce Bartholomew; Barrett Anderson 1988-6-24 4350 Modoc South Barber Creek, 6.3 km SW of County Road 1 on County Road 42, E side of the Warner Mts.. 1790 Comment
  NY526320  Betula occidentalis B. M. Bartholomew 1988-6-24 4350 Modoc South Barber Creek, 6.3 km southwest of County Road 1 on County Road 42, east side of the Warner Mountains. Snake Lake 7 1/2' Quad. 1790 Comment
  RSA584832  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
  UC748347  Betula occidentalis Annie M. Alexander and Louise Kellogg 1946-6-14 4746 Modoc edge Barber Creek; Patterson Mill Road 1798 Comment
  JEPS12355  Bidens cernua W. L. Jepson 1918-8-10 7927 Modoc Alturas 1371 Comment
  NY407593  Bistorta bistortoides B. M. Bartholomew 1988-7-22 4545 Modoc Benton Meadow, Warner Mountains, Davis Creek 15' Quad. 2180 Comment
  UC35785  Blepharipappus scaber Mrs. R. M. Austin 1894-7-1 Modoc Goose Leake Valley Comment
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Jul 6 2010
  UC894097  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi ne of Alturas 1615 Comment
  HSC41122  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3248 Modoc Modoc National Forest; along Hwy. 299 just NW of Andin Pass 1524 Comment
  JEPS12362  Blepharipappus scaber N. T. Mirov 1929-6-16 Modoc 2 mi nw Fandango Valley (Buck Creek Ranger Station, n Warner Mountains); Warner Mountains 1615 Comment
  JEPS38121  Blepharipappus scaber L. S. Smith 1918-5-2 919 Modoc hills around Adin Adin 19 Comment
  RSA424434  Blepharipappus scaber Margaret J. Williams 1984-7-1 84- 85 -4 Modoc Northwest of Alturas, 2.1 miles north of highway on the Crowder Flat road. 1372 Comment
  UCD129600  Blepharipappus scaber Jack Major 1966-6-24 s.n. Modoc above Goose Lake, west side of Fandango Pass. 1645 Comment
  CAS-BOT-BC58289  Boechera lemmonii Elmer Ivan Applegate 1932-8-3 8123 Modoc Summit of Warner Mts. just N of Eagle Peak. Comment
  CAS-BOT-BC100298  Boechera puberula Roxana Stinchfield Ferris; R. Duthie 1919-6-14 65 Modoc Above Parker Creek, near Nat. Forest Boundary. Comment
  CAS-BOT-BC14525  Boechera puberula Ira L. Wiggins; Dorothy B. Wiggins 1961-6-12 16378 Modoc At junction of Cedar Pass road and California State Highway 299, 5.5 miles north of Alturas. Comment
  CAS-BOT-BC25529  Boechera retrofracta John Thomas Howell 1934-6-12 11994 Modoc 6 miles south of Davis Creek. Comment
  CAS-BOT-BC58291  Boechera retrofracta Annie Montague Alexander; L. Kellogg 1946-6-27 4848 Modoc Highgrade, (top of ridge, 2 mi. by road from Dismal Swamp) N end of Warner Mts. 2377 Comment
  CAS-BOT-BC58661  Boechera retrofracta Bruce Bartholomew; Barrett Anderson 1989-6-3 4899 Modoc ca. 8 km WNW of Long Bell Ranger Station. 1350 Comment
  CAS-BOT-BC58293  Boechera retrofracta R. M. Austin 1885-1-1 Modoc Modoc County. Comment
  CAS-BOT-BC25698  Boechera sparsiflora B. Bartholomew 1991-5-25 5765 Modoc 8 km east of Likely on road to Jess Valley, north side of road along north side of South Fork of Pit River. 1460 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
  CAS-BOT-BC58570  Boechera stricta Bruce Bartholomew; Barrett Anderson 1990-7-20 5515 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC498655  Boechera subpinnatifida L. S. Smith 1917-5-30 21 Modoc Modoc Forest: West Valley camp, sec. 21 and 28 1341 Comment
  CAS-BOT-BC248364  Boechera suffrutescens B. Bartholomew; H. Sun 2002-6-24 8847 Modoc E of Bald Mt., on the E side of the Warner Mountains 2170 Comment
  POM312610  Boisduvalia densiflora var. densiflora H. L. Mason, Verne Grant 1947-7-13 13441 Modoc Joseph Creek on Highway 395, north of Davis Creek (east side of Goose Lake) Comment
  RSA600323  Boisduvalia stricta Louis C. Wheeler 1935-8-19 3898 Modoc Devil's Garden: Pine Spring. 1524 Comment
  CHSC70713  Brickellia microphylla A. Sanger 1997-8-27 2610 Modoc South of Hwy 299 on Cedar Pass just north of the gravel shack at the proposed Cedar Creek trailhead. 1584 Comment
  UCD58303  Bromus carinatus L. D. Whitney 1935-7-11 s.n. Modoc Hackamore. 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-BC242433  Bromus carinatus var. carinatus Bruce Bartholomew 1990-8-5 5658 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2300 Comment
  CAS-BOT-BC242439  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1990-7-21 5575 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  UC1024888  Bromus carinatus var. carinatus Leo Whitney 1935-5-29 3130 Modoc 18 mi wnw of Canby (Hole-in-the-rock); Hole-in-the-rock Comment
  CAS-BOT-BC310315  Bromus carinatus var. marginatus Gregg M. Riegel 1979-7-23 579 Modoc Unspecified 2979 Comment
  UC1025054  Bromus commutatus Leo Whitney 1935-7-21 3582 Modoc 15 mi w of Canby (Modoc National Forest, Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  UCD32729  Bromus commutatus Beecher Crampton 1954-7-7 2168 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UCD58483  Bromus commutatus L. D. Whitney 1935-8-10 s.n. Modoc Pit River. Alturas. Comment
  CAS-BOT-BC242464  Bromus japonicus Bruce Bartholomew; Barrett Anderson 1990-7-21 5593 Modoc Parker Creek Road, ca. 1.6 km E of Modoc National Forest boundary, W side of Warner Mts. 1650 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
  HSC93593  Bromus japonicus G. Fred Hrusa, T. D. Wilfred 1996-7-21 13294 Modoc Modoc. Co. Rd. 90 bridge over Pit River, E base of Splawn Mtn., N end of Big Valley 457 Comment
  JEPS119962  Bromus japonicus Lowell Ahart, John Dittes 2012-7-10 18313 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
  RSA534604  Bromus japonicus Bruce Bartholomew 1989-7-14 4922 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds 1520 Comment
  UC1024999  Bromus japonicus Leo Whitney 1935-7-7 3384 Modoc 4 mi nw of Canby (Howard Gulch); Howard Gulch Comment
  UC1024932  Bromus madritensis subsp. rubens Leo Whitney 1935-6-29 3345 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore, Lake Joaquina); Modoc National Forest, Hackamore, Lake Joaquina 1463 Comment
  HSC80909  Bromus orcuttianus G. M. Riegel 1978-8-24 146 Modoc South Warner Mountains 509 Comment
  UC53739  Bromus orcuttianus unknown Modoc California Comment
  SEINET231888 Image available Bromus racemosus Unknown 1985-6-23 8599 Modoc Modoc Plateau at the western extension of the Great Basin, between Beeler and Duncan reservoirs north of Canby, near highway 139 1311 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-BC242458  Bromus tectorum Bruce Bartholomew; Barrett Anderson 1990-7-19 5428 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CDA1859  Bromus tectorum A. A. Beetle 1941-6-29 2823 Modoc 15 miles east of Alturas, road to Cedarville Pass. Comment
  RSA180227  Bromus tectorum Clare B. Hardham 1961-6-17 7524 Modoc Cedar Pass Camp Ground. Comment
  HSC88841  Calamagrostis stricta subsp. inexpansa J. P. Smith, J. O. Sawyer 1973-8-9 7276 Modoc Blue Lake, Modoc National Forest 1829 Comment
  CAS-BOT-BC197587  Calandrinia ciliata Bruce Bartholomew 1995-8-1 7146 Modoc 12 Mile Creek, E side of the Warner Mountains. 2110 Comment
  UC7736  Calandrinia ciliata Milo S. Baker 1893-7-1 Modoc shore Egg Lake 1371 Comment
  UCD123496  Callitriche fassettii Verne Grant; Irving Schneider 1947-7-18 8055 Modoc 1.4 miles north of Bayley's bridge, south of Alturas. Comment
  CAS-BOT-BC95098  Callitriche palustris Bruce Bartholomew 1995-7-30 7069 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  CHSC117055  Callitriche palustris Lowell Ahart; John Dittes 2016-6-6 20967 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
  UC401354  Calocedrus decurrens W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr. Warner Mountains, Parker Cr. 1676 Comment
  UC401356  Calocedrus decurrens W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Cr. Warner Mountains, Parker Cr. 1676 Comment
  CAS-BOT-BC244937  Calochortus leichtlinii Barrett Anderson 1986-7-10 3205 Modoc West Warner Rd just S of the N Fork of Fitzhugh Creek. 1980 Comment
  UC422982  Calochortus leichtlinii W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head of North Fork Parker Creek Warner Mountains 2286 Comment
  HSC15398  Calochortus leichtlinii M. T. Milligan 1964-7-25 192 Modoc 1.0 mi. E of Weber Salt Camp on Pine Creek Rd. 2134 Comment
  UC3386  Calochortus longebarbatus var. longebarbatus Milo S. Baker 1893-6 Modoc Comment
  SD52081  Calochortus macrocarpus Frank Stephens 1894-7-28 10333 Modoc Goose Lake. Comment
  SJSU10008  Calochortus macrocarpus H. L. Buckalew 1961-6-28 Modoc opposite Upper Lake in Surprise Valley NE of Fort Bidwell 1402 Comment
  UCD139541  Calochortus macrocarpus A. J. Van Orsdel 1935-7-11 s.n. Modoc Clear Lake. Comment
  JEPS60535  Caltha leptosepala Leland S. Smith 1918-6-23 956 Modoc High Grade District Mineral Spring (Mineral Spring); Modoc National Forest, Mineral Spring 2377 Comment
  HSC17642  Calyptridium umbellatum M. T. Milligan 1964-7-25 167 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC64521  Calyptridium umbellatum J. P. Smith, J. O. Sawyer 1973-8-8 7226 Modoc Near summit of Eagle Peak 2988 Comment
  JEPS52516  Calyptridium umbellatum W. L. Jepson 1918-8-7 7891 Modoc Mount Bidwell, summit Mount Bidwell 2438 Comment
  UC71724  Calystegia occidentalis subsp. occidentalis Mrs. M. H. Manning July, 1903 40 Modoc near Fort Bidwell (mountains, north-eastern Modoc County); near Fort Bidwell Comment
  RSA0049638  Calystegia occidentalis var. tomentella Dean Wm. Taylor 2012-6-19 21246 Modoc Mouth of Baggett Gulch (ca 3 air miles S of Canby), Modoc National Forest 1463 Comment
  CAS-BOT-BC191122  Camissonia andina Alice Eastwood; John Thomas Howell 1940-6-15 8291 Modoc 9 mi. N of Lookout. Comment
  CAS-BOT-BC191128  Camissonia andina Bruce Bartholomew 1993-6-14 6654 Modoc 5.5 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1440 Comment
  CAS-BOT-BC191134  Camissonia andina Bruce Bartholomew 1990-6-18 5378 Modoc Crowder Flat Rd, 0.3 km N of turn off to Big Sage Reservoir. 1480 Comment
  POM254337  Camissonia andina Alice Eastwood, John Thomas Howell 1940-6-15 8291 Modoc 9 miles N of Lookout Comment
  CAS-BOT-BC191114  Camissonia claviformis subsp. cruciformis Bruce Bartholomew 1990-6-17 5315 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  POM319062  Camissonia contorta Patricia Wilder 1971-6-20 5064 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-BC191105  Camissonia pusilla Bruce Bartholomew 1993-6-13 6642 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  NY852076  Camissonia tanacetifolia B. M. Bartholomew 1988-5-13 4176 Modoc West side of Jess Valley on West Warner Road, west side of the Warner Mountains 1600 Comment
  NY852077  Camissonia tanacetifolia L. C. Wheeler 1935-8-18 3895 Modoc 2 miles northeast of Alturas 1356 Comment
  NY852080  Camissonia tanacetifolia R. J. Weatherby 1955-7-8 1616 Modoc 7 miles north of Fort Bidwell 1875 Comment
  CAS-BOT-BC191084  Camissonia tanacetifolia subsp. tanacetifolia Bruce Bartholomew; Barrett Anderson 1988-5-13 4176 Modoc W side of Jess Valley on West Warner Road, W side of the Warner Mts.. 1600 Comment
  CAS-BOT-BC191090  Camissonia tanacetifolia subsp. tanacetifolia Elmer Ivan Applegate 1929-6-25 5898 Modoc Cottonwood Creek, E side of Goose Lake. Comment
  CAS-BOT-BC191095  Camissonia tanacetifolia subsp. tanacetifolia Annie Montague Alexander; L. Kellogg 1946-6-10 4710 Modoc Snake Lake. Comment
  RSA101367  Camissonia tanacetifolia subsp. tanacetifolia R. Weatherby 1955-7-8 1616 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  RSA152599  Cardamine breweri I. L. Wiggins, Dorothy Wiggins 1961-6-12 16404 Modoc Cedar Pass Camp ground 3 miles E of Thoms Creek bridge, on Cedar Pass Road. Comment
  CAS-BOT-BC497336  Carex G. Schoolcraft 1996-7-23 2544 Modoc E. of Yankee Jim Ranch, about 12 mi SE of Alturas 1645 Comment
  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
  UC1586941  Carex amplifolia Juha Pykala and D. H. Norris 1987-5-27 1071 Modoc by a little springy stream that runs to Rush Creek (Upper Rush Creek Campground); Modoc National Forest, Upper Rush Creek Campground 1550 Comment
  POM313077  Carex angustata Verne Grant, Irving Schneider 1947-8-29 8352 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  CAS-BOT-BC242326  Carex aquatilis var. aquatilis Louis Cutter Wheeler 1935-8-16 3871 Modoc Dismal Swamp, Twenty-Mile Creek. 2225 Comment
  CAS-BOT-BC242374  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-7-18 5023 Modoc Benton Meadow. 2072 Comment
  UC143709  Carex aurea M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  UC189590  Carex aurea Milo S. Baker Modoc Big Valley Mts. Comment
  JEPS101038  Carex bolanderi Dean W. Taylor 1989-8-4 10429 Modoc Suprise Valley; between Middle Lake and Lower Lake, ca. 2.5 mi N of Eagleville 1231 Comment
  SEINET13347319  Carex capitata N. Otting, D. Lytjen 2004-9-2 970 Modoc South Warner Mountains, outlet of Patterson Lake, 18 air miles southeast of Alturas 2743 Comment
  HSC48334  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19356 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  POM81337  Carex hassei Mrs. R. M. Austin 1895-07 491 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC245175  Carex multicaulis Edward Kent Balls 1950-5-18 14749 Modoc Above Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1828 Comment
  CAS-BOT-BC245181  Carex multicaulis John H. Hatton 1911-6-15 116 Modoc Near Huffman's ranch. 1493 Comment
  CAS-BOT-BC245161  Carex nebrascensis R. L. Ward 1976-5-18 s.n. Modoc Pine Spring. 1508 Comment
  CAS-BOT-BC245163  Carex nebrascensis Annie Montague Alexander; L. Kellogg 1946-6-14 4762 Modoc Patterson Mill Road, branch road to Silver Creek. Comment
  CAS-BOT-BC245169  Carex nebrascensis B. Anderson 1986-7-9 3183 Modoc Warner Mountains; Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir 1965 Comment
  JEPS63683  Carex nebrascensis W. L. Jepson 1918-8-14 7992 Modoc Jess Valley 1584 Comment
  UC1024314  Carex nebrascensis Annie M. Alexander and Louise Kellogg 1946-6-12 4731 Modoc Fort Bidwell 1444 Comment
  UC1024329  Carex nebrascensis Annie M. Alexander and Louise Kellogg 1946-7-7 4928 Modoc Eight Mile Creek 1752 Comment
  RSA180150  Carex petasata Clare B. Hardham 1961-6-17 7808 Modoc North Fork of the Pitt River, 3.3 miles S of junction of 395 and 8A Comment
  UCD140769  Carex praegracilis Herbert L. Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  CDA13468  Carex sheldonii G. F. Hrusa, T. D. Wilfred 1996-7-21 13315 Modoc Modoc Plateau; Pit River overflow channel at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  JEPS63647  Carex straminiformis W. L. Jepson 1918-8-13 7966 Modoc summit Eagle Peak; Warner Mts., Eagle Peak 3017 Comment
  CAS-BOT-BC245148  Carex subfusca Alice Eastwood; John Thomas Howell 1940-6-13 8180 Modoc E side of Cedar Pass. Comment
  RSA252447  Carex subfusca Robert F. Thorne, C. W. Tilforth 1969-9-5 39155 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  SEINET3910198  Carex tracyi Louis C. Wheeler 1935-8-16 1577 Modoc Warner Mountains. Dismal Swamp.; 0 2225 Comment
  CAS-BOT-BC242399  Carex utriculata Robert Folger Thorne; C. W. Tilforth 1969-7-5 39165 Modoc Clear Lake. 1767 Comment
  UC190414  Carex vesicaria M. S. Baker and Frank Nutting 1894-6-13 Modoc near Egg Lake Comment
  CAS-BOT-BC180131  Castanopsis sempervirens Bruce Bartholomew 1989-7-15 4984 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  CAS-BOT-BC225996  Castilleja applegatei subsp. pinetorum Gordon H. True 1964-6-3 1445 Modoc Surprise Valley, about 10 mi. N of Cedarville. 1432 Comment
  CAS-BOT-BC229816  Castilleja applegatei subsp. pinetorum K. Paulson; Robert Paulson 1988-6-29 57 Modoc Joseph Creek Basin, Warner Mts.. 1524 Comment
  CAS-BOT-BC229825  Castilleja applegatei subsp. pinetorum Belknap C. Goldsmith 1912-5-15 73 Modoc Parker Creek, Warner Mountains 1584 Comment
  HSC1973  Castilleja applegatei subsp. pinetorum M. T. Milligan 1966-6-28 483 Modoc Volcanic plateau W of Jess Valley. 1829 Comment
  HSC20536  Castilleja applegatei subsp. pinetorum M. T. Milligan 1964-6-17 38 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  JEPS86308  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-7-5 982 Modoc Comment
  RSA164352  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-18 7810 Modoc Mountains south of Cedar Pass. Comment
  RSA32002  Castilleja applegatei subsp. pinetorum A. A. Heller 1941-6-26 16227 Modoc Adin Pass. 1578 Comment
  RSA339154  Castilleja applegatei subsp. pinetorum Margaret J. Williams 1984-6-28 84- 69 -2 Modoc Warner Mtns., N of Cedar Pass. End of Soldier Creek road. 2073 Comment
  RSA59712  Castilleja applegatei subsp. pinetorum N. N. Thompson 1950-5-18 14764 Modoc By Lower Rush Creek Public Camp, E. from Hwy 299, about 8 mi. N. of Adin. 1311 Comment
  UC986481  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-18 4797 Modoc Patterson Mill--Silver Creek roads Comment
  CAS-BOT-BC225982  Castilleja applegatei subsp. pinetorum Clarence Roy Quick 1934-7-24 1354 Modoc 2-3.5 mi. NE of Patterson Ranger Station, Warner Mountains 2438 Comment
  HSC20572  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-7-27 354 Modoc 1677 Comment
  CAS-BOT-BC226008  Castilleja arachnoidea Elmer Ivan Applegate 1932-7-31 7993 Modoc Mill Creek Meadow, W slope of Warner Mountains. 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
  UC27291  Castilleja campestris subsp. campestris Milo S. Baker 1893-6-15 Modoc Comment
  SBBG6767  Castilleja chromosa H. and M. Dearing 1939-6-9 3626 Modoc Warner Mtns [near Squaw Peak?] 2133 Comment
  CAS-BOT-BC226016  Castilleja chromosa Mrs. M. H. Manning 1907-5-1 719 Modoc Warner Range E side. Comment
  CAS-BOT-BC226020  Castilleja lacera E. S. Willits 1940-5-20 276 Modoc Willow Ranch. Comment
  JEPS27952  Castilleja lacera Frances D. Payne 1932-6-10 632 Modoc Parker Creek, w slope of Warner Mountains Warner Mountains 1584 Comment
  HSC80740  Castilleja lacera G. M. Riegel 1979-7-3 453 Modoc South Warner Mts. 1739 Comment
  JEPS3990  Castilleja lacera Frances D. Payne 1932-6-6 417 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS79130  Castilleja lacera L. R. Heckard with R. Bacigalupi 1980-6-10 5233 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  POM7726  Castilleja linariifolia M. S. Baker 1898-08 528 Modoc Big Valley, near Johnsons. [County not specified.] Comment
Read comments
Jan 30 2016
  UC733140  Castilleja linariifolia Elmer I. Applegate 1929-7-28 6082 Modoc n of Clear Lake Comment
  CAS-BOT-BC226045  Castilleja miniata John H. Hatton 1911-6-10 8 Modoc Modoc County. 1767 Comment
  RSA46754  Castilleja payneae J. T. Howell 1934-6-14 12110 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  UCD123042  Castilleja pilosa R. E. Preston 2000-6-2 1362 Modoc Modoc Plateau, along Hwy 139, ca. 2.5 mi e of Forest Service Road 44N11. 1493 Comment
  CAS-BOT-BC226067  Castilleja pruinosa Bruce Bartholomew 1990-6-15 5222 Modoc W side of Deer Spring Ridge in vicinity of Reid Draw, ca. 1 km N of the Lasson Co. border. 1540 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
  CHSC107376  Castilleja tenuis Lowell Ahart; John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  RSA0062306  Castilleja tenuis Lowell Ahart, John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  UC71740  Castilleja tenuis Mrs. M. H. Manning Jul 1904 396 Modoc 6 mi below Ft. Bidwell (Alkali Lake, ne Modoc County); Alkali Lake Comment
  RSA0013647  Ceanothus diversifolius Joan Stewart 2005-6-6 2482 Modoc Blue Lake, Warner Mountains. Comment
  CAS-BOT-BC217106  Ceanothus prostratus L. A. M. Black 1894-1-1 93 Modoc Davis Creek. Comment
  RSA59344  Ceanothus prostratus E. K. Balls 1950-5-11 14632 Modoc 0.75 miles below E of crest of Fandango Pass (from Fort Bidwell - Lake City road to Bucks Creek Ranger Station on Hwy 395). 1860 Comment
  CAS-BOT-BC217112  Ceanothus prostratus var. prostratus Bruce Bartholomew; Barrett Anderson 1989-4-30 4716 Modoc Along Ralston Gulch, 2.4 km S of Caldwell Road (Co. road 54). 1450 Comment
  CAS-BOT-BC217124  Ceanothus velutinus R. M. Austin 1894-8-1 s.n. Modoc Sugar Loaf Hill. Comment
  HSC18352  Ceanothus velutinus M. T. Milligan 1966-8-3 622 Modoc West slope of Eagle Peak. 2439 Comment
  SEINET195698  Ceanothus velutinus Annie M. Alexander, L Kellogg 1946-6-28 4860 Modoc North end of Warner Mountains Pine Creek Canyon 2012 Comment
  UC18457  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  JEPS121213  Centaurea cyanus Lowell Ahart, John Dittes 2013-7-24 18937 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  CDA10641  Centaurea diffusa G. Deal 1995-7-27 Modoc 0 Comment
  RSA767494  Centaurea repens L. Ahart, John Dittes 2010-8-31 17093 Modoc South of parking area west of old barn, on west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County line, about 4.4 air miles west of Adin, about 7.2 air miles northeast of Bieber, Big Valley 1266 Comment
  CDA7340  Centaurea squarrosa T. C. Fuller 1962-8-29 9487 Modoc Road to Adin, 0.2 mile east of Lookout, Big Valley. 0 Comment
  CDA7342  Centaurea squarrosa T. C. Fuller 1962-8-29 9487 Modoc Road to Adin, 0.2 mile east of Lookout, Big Valley. 0 Comment
  CAS-BOT-BC95205  Cerastium fontanum Bruce Bartholomew 1994-7-2 6798 Modoc Joseph Creek Basin, W side of the Warner Mountains. 1650 Comment
  CAS-BOT-BC95500  Ceratophyllum demersum Bruce Bartholomew 1992-8-7 6353 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  UC956844  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-20 8097 Modoc North Fork of Pit River by Dorris Bridge (Alturas); North Fork of Pit River Comment
  CAS-BOT-BC197536  Cercocarpus ledifolius var. ledifolius Francis Dorris Payne 1931-6-17 160 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC197540  Cercocarpus ledifolius var. ledifolius F. Angwin 1946-4-21 s.n. Modoc Stone Coal Canyon, 12 mi. NE of Adin. 1280 Comment
  CAS-BOT-BC214642  Cercocarpus ledifolius var. ledifolius John Thomas Howell 1934-6-12 12009 Modoc Between Davis Creek and Plum Valley. Comment
  SEINET3146201  Chaenactis douglasii L. S. Rose 1940-6-13 40546 Modoc Surprise, NE of Alturas 1372 Comment
  CAS-BOT-BC15052  Chaenactis douglasii var. douglasii M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC15069  Chaenactis douglasii var. douglasii David Daniels Keck; J. Clausen 1935-6-24 3716 Modoc 1 mi. N of Buck's Ranger Station, 8 mi. south of New Pine Creek 1524 Comment
  CAS-BOT-BC15073  Chaenactis douglasii var. douglasii K. Paulson; Robert Paulson 1989-6-21 151 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  HSC67903  Chaenactis douglasii var. douglasii J. P. Smith, J. O. Sawyer 1973-8-8 7245 Modoc S slopes of Eagle Peak 2561 Comment
  UC90115  Chaenactis douglasii var. douglasii Mrs. R. M. Austin 1894-8-1 200 Modoc Goose Lake Valley Comment
  JEPS48755  Chamaebatiaria millefolium Leland S. Smith 1924-6-23 1433 Modoc Modoc National Forest, Happy Camp Ranger Station Happy Camp Ranger Station; Modoc National Forest, Happy Camp Ranger Station Comment
  CAS-BOT-BC245420  Chamaesaracha nana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2132 Modoc Near Cedar Pass, Warner Mountains. Comment
  UC71712  Chamaesaracha nana Mrs. M. H. Manning 1903-8-27 334 Modoc near Fort Bidwell (ne Modoc County) Comment
  UCR163905  Chamaesaracha nana Jim Andre 1993-6-30 1400 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  JEPS117378  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
  NY1001697  Chamaesyce serpyllifolia M. S. Baker 1893-7-25 s.n. Modoc On island in Egg Lake Comment
  SEINET9443176  Chamaesyce serpyllifolia M. J. Williams 1985-1 85- 66 -2 Modoc Big Sage Reservoir NW of Alturas. 1524 Comment
  HSC16312  Chamerion angustifolium subsp. circumvagum M. T. Milligan 1966-7-25 569 Modoc E of Jess Valley 1646 Comment
  UC635382  Chamerion angustifolium subsp. circumvagum F. H. Frost 1925-7-24 109 Modoc Jess Valley Warner Mountains Comment
  CHSC117147  Chenopodium album Lowell Ahart; John Dittes 2016-7-14 21168 Modoc West side of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of Cdounty Road 87, 1/73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC95519  Chenopodium berlandieri Francis Dorris Payne 1932-7-10 695 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC95529  Chenopodium leptophyllum Leland S. Smith 1924-6-1 Modoc Egg Lake. 1310 Comment
  POM312490  Chenopodium salinum H. L. Mason 1947-8-12 13507 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  JEPS58873  Chimaphila umbellata L. S. Smith 1917-9-18 162 Modoc Warner Mts., Lassen Creek 1889 Comment
  CDA19941  Chorispora tenella R. Breckenridge 2002-6-21 PDR 1204570 Modoc Northern California; Jones Lane, south of Alturas, W of canal. 1328 Comment
  RSA520499  Chrysolepis sempervirens Bruce Bartholomew 1989-7-15 4984 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  JEPS21429  Chrysothamnus humilis W. L. Jepson 1918-8-7 7881 Modoc Mt. Bidwell 2507 Comment
  CAS-BOT-BC15039  Chrysothamnus nauseosus subsp. albicaulis Loran C. Anderson 1958-8-24 1615 Modoc Cedar Pass Campground, 8 mi. W of Cedarville. Comment
  CAS-BOT-BC15041  Chrysothamnus nauseosus subsp. albicaulis F. Angwin 1945-10-7 s.n. Modoc Big Valley near Adin. 1280 Comment
  RSA67197  Chrysothamnus nauseosus subsp. albicaulis P. A. Munz 1951-9-14 16980 Modoc Jess Valley, Warner Mts. 1616 Comment
  RSA817  Chrysothamnus nauseosus subsp. consimilis E. R. Johnson 1928-8-31 1191 Modoc Big Valley, south of Lookout 1250 Comment
  HSC5349  Chrysothamnus viscidiflorus subsp. viscidiflorus M. T. Milligan 1966-7-28 597 Modoc E slope eroded volcanic plateau 1677 Comment
  CHSC106169  Cichorium intybus Lowell Ahart; John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, 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
  HSC26266  Cicuta douglasii M. T. Milligan 1966-7-26 586 Modoc N end Jess Valley 1616 Comment
  CDA38297  Cicuta douglasii T. C. Fuller 1959-10-15 3130 Modoc Pine Creek at Highway 395. 0 Comment
  POM82895  Cicuta douglasii Mrs. R. M. Austin 1895-07 43 Modoc Davis Creek Comment
  CDA1060  Cirsium arvense T. C. Fuller 1959-7-8 2746 -A Modoc Grainfield, 1.5 mi. South of Tulelake. 0 Comment
  CDA1062  Cirsium arvense T. C. Fuller, W. T. Parsons 1960-7-26 4872 Modoc 1.5 mi. south of Tulelake; in grainfield, Hwy 139. 0 Comment
  CDA36045  Cirsium arvense CDFA Staff 1976-7-28 Modoc Tule Lake. 0 Comment
  RSA128747  Cirsium arvense T. C. Fuller 1959-7-8 2746 Modoc Grainfield 1.5 miles south of Tulelake Comment
  CAS-BOT-BC14961  Cirsium cymosum Alice Eastwood; John Thomas Howell 1940-6-13 8154 Modoc Fandango Pass. Comment
  CAS-BOT-BC14963  Cirsium cymosum Francis Dorris Payne 1935-7-5 329 Modoc Parker Creek, Warner Mountains 1584 Comment
  CDA1196  Cirsium douglasii var. breweri T. C. Fuller 1975-9-4 20098 Modoc Lunsford Spring near California Pines. Comment
  CAS-BOT-BC14931  Cirsium occidentale var. candidissimum Annie Montague Alexander; L. Kellogg 1946-6-18 4803 Modoc Patterson Mill-Silver Creek roads. Comment
  CAS-BOT-BC14933  Cirsium occidentale var. candidissimum John Thomas Howell 1934-6-13 12084 Modoc Surprise Valley near Fort Bidwell. Comment
  SEINET3146369  Cirsium occidentale var. candidissimum M. S. Baker sn Modoc Egg Lk. Comment
  RSA0070699  Cirsium occidentale var. candidissimum R. F. Thorne, C. W. Tilforth 1969-9-5 39183 Modoc 3.3 miles N of Likely. 1357 Comment
  CDA36039  Cirsium ochrocentrum CDFA Staff Jul 1985 Modoc Alturas. 0 Comment
  CDA15028  Cirsium ochrocentrum var. ochrocentrum B. Villegas, Len Smith 1998-8-19 s.n. Modoc Modoc Plateau; Alturas at intersection of Pencil & Woodchuck Rds. Comment
  UC30795  Cirsium scariosum var. americanum Milo S. Baker 1893-6-2 Modoc Comment
  CDA20228  Cirsium undulatum G. Deal 2003-9-9 PDR 1151623 Modoc Modoc Plateau; Vicinity of Alturas. 0 Comment
  RSA520376  Clarkia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1989-6-1 4739 Modoc Ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC191052  Clarkia lassenensis John Thomas Howell 1934-6-13 12069 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC191058  Clarkia lassenensis Barbara J. Ertter 1988-6-18 7622 Modoc Hwy 139 a few mi. N of Agric. Inspection Station, 1 mi. S of S jct to Lava Beds Nat'l Monument. 1310 Comment
  UC422930  Clarkia lassenensis Milo S. Baker Aug. 1898 525 Modoc Forestdale Taylor Mt. Comment
  CAS-BOT-BC184096  Clarkia lassenensis Mrs. H. C. Cantelow 1935-6-8 s.n. Modoc Nr. Bieber Comment
  CAS-BOT-BC197446  Claytonia lanceolata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6480 Modoc Vicinity of Cedar Pass Campground, W side of Warner Mountains. 1820 Comment
  SEINET195684 Image available Claytonia lanceolata var. sessilifolia Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2190 Comment
  UC1573168  Claytonia megarhiza Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10435 Modoc e-face Emerson Peak (Emerson Creek drainage); Warner Mountains, , Emerson Creek 2560 Comment
  UC748123  Claytonia megarhiza Annie M. Alexander and Louise Kellogg 1946-7-30 5097 Modoc near summit of Eagle Peak; Warner Mountains, Eagle Peak Comment
  CHSC67127  Claytonia perfoliata James D. Jokerst 1987-5-14 2880 Modoc Radar Survey Site S of doublehead Mtn., S of Clear Lake Reservoir, E and adjacent to SW-NE oriented fence. 1348 Comment
  CAS-BOT-BC197430  Claytonia perfoliata subsp. intermontana Bruce Bartholomew 1991-6-20 5791 Modoc Fox Mountain Spring, ca. 10 km NW of Adin. 1620 Comment
  POM102036  Claytonia rubra Mrs. R. M. Austin 1895-06 472 Modoc Goose Lake Valley Comment
  UC412607  Claytonia rubra subsp. rubra Mrs. M. H. Manning 1907-1 Modoc Barley Camp; ne Modoc County Comment
  CAS-BOT-BC226087  Collinsia parviflora John Thomas Howell 1934-6-13 12055 Modoc Fandango Pass. 1828 Comment
  UC1012480  Collinsia parviflora Francis W. Pennell Jun 8 1940-Jun 9 1940 25737 Modoc ne of Alturas (eastern slope of Warner Mountains); Warner Mountains 1737 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
  UC76207  Collinsia parviflora Milo S. Baker 1896-5-23 73 Modoc Big Valley, Johnson's Big Valley; , Johnson's Comment
  UCSB27160  Collinsia parviflora Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls, near Clear Lake, east of Likely; Warner Mtns 1767 Comment
  CAS-BOT-BC229872  Collinsia torreyi Bruce Bartholomew 1993-6-12 6596 Modoc Above the road to Day Rock from Little Hot Spring Valley. 1260 Comment
  RSA504854  Collinsia torreyi var. wrightii Bruce Bartholomew, B. Anderson 1988-6-24 4299 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  SJSU11434  Collomia grandiflora H. L. Buckalew 1961-7-4 Modoc by Stough Reservoir 1 mi N of Cedar Pass on Alturas Cedarville Rd 1920 Comment
  UC748267  Collomia grandiflora Annie M. Alexander and Louise Kellogg 1946-7-7 4952 Modoc ne corner of county Eight Mile Creek 1752 Comment
  POM126985  Collomia grandiflora M. French Gilman 568 Modoc [no locality information provided] 1677 Comment
  CAS-BOT-BC190720  Collomia linearis Bruce Bartholomew; Barrett Anderson 1990-7-20 5513 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CHSC85163  Collomia linearis John Dittes; Josephine Guardino 1991-7-21 397 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
  HSC16931  Collomia linearis M. T. Milligan 1966-7-3 527 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  SEINET13975533  Collomia linearis M. J. Williams 1984-6-30 84- 81 -4 Modoc 9.6 mi from Gerlach-Cedarville roa on the Parker Creek road, W side of the Warner Mtns., S. of Cedar Pass. 1829 Comment
  UC748270  Collomia linearis Annie M. Alexander and Louise Kellogg 1946-7-11 4960 Modoc ne corner of county Eight Mile Creek (slope w) Comment
  CAS-BOT-BC190708  Collomia tinctoria John Thomas Howell 1934-7-1 12315 Modoc Duncan Horse Camp. 1355 Comment
  HSC75908  Collomia tinctoria D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19481 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS71065  Collomia tinctoria Milo S. Baker 1893-6-10 Modoc sw corner of county Forestdale Comment
  RSA71945  Collomia tinctoria F. W. Peirson 1926-6-25 6892 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  UC748266  Collomia tinctoria Annie M. Alexander and Louise Kellogg 1946-6-28 4864 Modoc Pine Creek Canyon Warner Mts. (n end of mountains) Comment
  RSA293376  Collomia tracyi Reino Alava 1957-7-5 1147 Modoc Cedar Pass, Modoc National Forest Comment
  CAS-BOT-BC225783  Comandra umbellata subsp. californica Bruce Bartholomew 1993-6-12 6592 Modoc Top of ridge directly above Day Rock. 1380 Comment
  CAS-BOT-BC21482  Conium maculatum Bruce Bartholomew 1991-7-6 5960 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CDA34733  Conium maculatum L. Ahart, John Dittes 2010-8-3 17066 Modoc About 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1036065  Corallorhiza maculata Annie M. Alexander and Louise Kellogg 1946-7-17 5005 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC242186  Corallorhiza maculata Bruce Bartholomew 1994-7-3 6828 Modoc Field redacted by CAS, contact the data manager for more information 1610 Comment
  JEPS78423  Cordylanthus capitatus Gary Schoolcraft 1979-8-9 171 Modoc above 10 mile Creek (just below fence crossing area, ca 4 mi ne of Bidwell Mt.) 1828 Comment
  SEINET4676080  Cordylanthus capitatus L. R. Heckard, Peter Rubtzoff 1971-8-3 2705 Modoc At summit of Old Cannon Mill road, 3.5 miles north of Cedarville Pass, Warner Mts.; 0 1981 Comment
  UC71736  Cordylanthus maritimus subsp. canescens Mrs. M. H. Manning 1903-8-26 328 Modoc n end Lake Sessions (ne Modoc Co.) Comment
  UC199371  Cordylanthus tenuis subsp. viscidus Franklin P. Nutting Modoc Big Valley Mts. Comment
  CAS-BOT-BC210270  Cornus sericea P. Monnet 1913-7-1 910 Modoc Warner's Range Comment
  POM337580  Cornus stolonifera F. R. Fosberg 1957-8-18 38848 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  CAS-BOT-BC190767  Corydalis aurea C. C. (Mrs.) Bruce 1898-7-1 2206 Modoc Warner Mts. Comment
  CHSC100512  Crataegus castlegarensis Lowell Ahart; John Dittes 2008-8-26 15334 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  RSA0108923  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) northeast of Bieber. 1271 Comment
  CAS-BOT-BC197567  Crataegus douglasii Belknap C. Goldsmith 1910-5-9 5 Modoc Fandango Creek, W slopes Warner Mts. 1584 Comment
  CAS-BOT-BC197572  Crataegus douglasii Elmer Ivan Applegate 1897-6-5 848 Modoc unspecified Comment
  CAS-BOT-BC14902  Crepis acuminata Robert Patterson; Mona Bourell 1993-8-15 5253 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC14904  Crepis acuminata Bruce Bartholomew 1989-7-15 5010 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CHSC116354  Crepis acuminata J. R. Keck Jr.; Pfeiffer 1985-6-6 PDR 237691 Modoc Forest land near Lookout Junction, southwest corner of Modoc County. Comment
  RSA163735  Crepis acuminata Clare B. Hardham 1961-6-18 7801 Modoc Lava Flows along north fork Pitt River 3.3 miles south of Cedar Pass Road 1372 Comment
  RSA95107  Crepis acuminata F. W. Peirson 1926-6-25 6872 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  SEINET2142728 Image available Crepis acuminata A. A. Heller 1938-6-24 15220 Modoc Between Alturas and Canby along U.S. Highway 299. Comment
  SJSU8815  Crepis acuminata J. W. Tilden 1958-6-25 1261 Modoc near Monument Headquarters, Lava Beds National Monument Comment
  CAS-BOT-BC14915  Crepis bakeri Francis Dorris Payne 1932-6-26 611 Modoc Parker Creek. 1584 Comment
  JEPS36446  Crepis intermedia Frances D. Payne 1931-6-11 150 a Modoc Parker Creek Warner Mts. 1584 Comment
  UC748081  Crepis intermedia Annie M. Alexander and Louise Kellogg 1946-6-28 4865 Modoc Pine Creek Canyon Warner Mountains (mouth, n end of mts.) 1524 Comment
  CAS-BOT-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-BC14888  Crepis modocensis subsp. subacaulis Bruce Bartholomew 1990-6-17 5356 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  CAS-BOT-BC14862  Crepis occidentalis Bruce Bartholomew 1991-7-4 5916 Modoc Road between Roney Flat and Miller Flat. 1630 Comment
  SJSU2085  Crepis occidentalis R. L. Fisher 1958-6-13 Modoc c. 6 mi S of Canby near Adin Pass Comment
  CAS-BOT-BC14859  Crepis occidentalis subsp. pumila Bruce Bartholomew; Barrett Anderson 1988-6-25 4384 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC14890  Crepis occidentalis subsp. pumila George Ledyard Stebbins; J. A. Jenkins 1937-7-15 2375 Modoc S side of Shaeffer Mountain. 1676 Comment
  UC1036003  Crepis occidentalis subsp. pumila Helen K. Sharsmith 1955-6-22 4485 Modoc steep slope just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  CAS-BOT-BC95593  Cressa truxillensis Bruce Bartholomew 1991-8-4 6014 Modoc W side of Goose Lake, 10.5 km N of McGinty Point. 1460 Comment
  CAS-BOT-BC14826  Crocidium multicaule Gordon H. True 1965-5-7 1880 Modoc Between Alturas and Goose Lake at Cedarville Rd. 1463 Comment
  CAS-BOT-BC14832  Crocidium multicaule Bruce Bartholomew; Barrett Anderson 1989-4-30 4710 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  UC336352  Crocidium multicaule J. G. Lemmon 1879-5-1 Modoc Surprise Valley Comment
  CHSC100393  Crypsis alopecuroides Lowell Ahart; John Dittes 2008-8-25 15289 Modoc Near the waters edge, on the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  CHSC112975  Crypsis alopecuroides Lowell Ahart; John Dittes 2013-7-24 18932 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC117145  Crypsis alopecuroides Lowell Ahart; John Dittes 2016-7-14 21207 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS121229  Crypsis alopecuroides Lowell Ahart, John Dittes 2013-7-24 18932 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
  JEPS123863  Crypsis alopecuroides Lowell Ahart, John Dittes 2015-7-16 20385 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC54132  Cryptantha ambigua Leland S. Smith 1919-6-5 1115 Modoc Deep Creek above Ranger Station. 1584 Comment
  UC857049  Cryptantha ambigua Milo S. Baker 1936-6-14 8311 Modoc several mi n Quarantine Station (along highway Malin to Canby) Comment
  CAS-BOT-BC54101  Cryptantha intermedia John Thomas Howell 1934-6-11 11983 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC54103  Cryptantha intermedia Alice Eastwood; John Thomas Howell 1940-6-11 8031 Modoc 8 mi. from Canby on road to Alturas. Comment
  UC1191650  Cryptantha intermedia Herbert L. Mason and Verne Grant 1947-7-13 13447 Modoc near Goose Lake (on road to Fort Bidwell, w end of Fandango Pass); Fandango Pass Comment
  RSA164360  Cryptantha intermedia Clare B. Hardham 1961-6-18 7545 Modoc 3 miles east of Cedar Pass. 1829 Comment
  UC1278107  Cryptantha intermedia Beecher Crampton 1954-7-6 2120 Modoc 6 mi e Alturas (County Rd 56, Collis Ranch) Comment
  UC857267  Cryptantha simulans Lewis S. Rose 1940-6-14 40578 Modoc 14 mi nw Canby 1524 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
  SDSU20208  Cryptantha subretusa Ronald B. Kelley 2006-6-27 1153 Modoc Just south of Pepperdine Camp area, southwest of Summit Trail, in Warner Mtns., 5 minutes south of wilderness boundary sign. 2163 Comment
  UC748457  Cryptantha subretusa Annie M. Alexander and Louise Kellogg 1946-8-8 5125 Modoc Patterson Lake Trail Warner Mountains Comment
  CAS-BOT-BC30161  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc 1.5 miles S of Gassaway Reservoir. 1097 Comment
  UC1321446  Cupressus bakeri C. O. Stone 1964-7-4 294 Modoc sw edge of Little Hot Springs Valley; Fall River Mills Quad. 1082 Comment
  UC71860  Cuscuta subinclusa Mrs. M. H. Manning 1904-8 498 Modoc Joseph Creek Comment
  UC748103  Cusickiella douglasii Annie M. Alexander and Louise Kellogg 1946-8-9 5126 Modoc Patterson Lake Trail; Warner Mountains, Patterson Lake trail Comment
  UC206126  Cynoglossum occidentale Milo S. Baker 1893-1 116 Modoc Taylor Mt. near Marshall's; Bear Valley 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
  UC42490  Cystopteris fragilis Geo. H. Boke 1890-1 Modoc Comment
  HSC533  Dactylis glomerata M. T. Milligan 1964-7-1 106 Modoc 6.0 mi. E of Canby on Modoc County Rd. 54 1372 Comment
  CAS-BOT-BC245214  Damasonium californicum John Thomas Howell 1934-6-15 12184 Modoc Alturas. Comment
  JEPS68525  Danthonia californica Leland S. Smith 1918-1 878 Modoc Comment
  CHSC39006  Danthonia californica var. americana J. D. Jokerst 1983-7-18 1858 Modoc Meadow. North of Niles Flat and west of and adjacent to road 5500 0.2 miles north of the road junction at the center of the east edge of section 8. Comment
  CAS-BOT-BC242490  Danthonia unispicata Bruce Bartholomew 1991-6-21 5818 Modoc N side of Mud Lake, 5.3 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CHSC117240  Deinandra lobbii Lowell Ahart; John Dittes 2016-7-16 21252 Modoc About 230 yards west of the Fishing Assess Sign, middle of a poor dirt road, low area east of the second gate, about 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area,1 mile (air) south of County Road 87, 1.7 miles (air) west of Adin, Big Valley. 1276 Comment
  SBBG128275  Deinandra lobbii L. Ahart, J. Dittes 2010-8-30 17059 Modoc ca. 5 yards E of the fence, S edge of the meadow, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8.0 mi NE of Bieber 1267 Comment
  NY492439  Delphinium C. D. Marsh 7780 Modoc 17 miles east of Alturas 1800 Comment
  JEPS23352  Delphinium nudicaule L. S. Smith 1918-5-2 920 Modoc Gouger Neck Modoc National Forest (near Lookout) 1981 Comment
  RSA520359  Delphinium nudicaule Bruce Bartholomew 1989-6-3 4919 Modoc Stone Coal Valley, 3km E of State Hwy 299. 1400 Comment
  CAS-BOT-BC217319  Delphinium nuttallianum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-12 6526 Modoc W side of Whitehorse Reservoir. 1360 Comment
  HSC27056  Delphinium nuttallianum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19336 Modoc Soup Springs Campground Comment
  NY487921  Delphinium nuttallianum B. M. Bartholomew 1989-6-2 4841 Modoc Vicinity of Stough Reservoir, Warner Mountains 1950 Comment
  RSA27686  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles NE of Alturas. 1677 Comment
  UC1126006  Delphinium nuttallianum R. C. Wilson 1933-5-21 23 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  CAS-BOT-BC242484  Deschampsia cespitosa subsp. cespitosa Bruce Bartholomew; Barrett Anderson 1988-7-22 4544 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  POM319517  Deschampsia danthonioides Patricia Wilder 1971-6-20 5081 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
  SEINET4566918  Deschampsia danthonioides I. Tidestrom 1910-6-25 3642 Modoc Sibley Draw, north fork Modoc Comment
  CAS-BOT-BC247773  Deschampsia elongata Gary Schoolcraft; et al 1988-7-16 1828 Modoc Ca. 1 mi. SE of Pepperdine Camp. 2316 Comment
  JEPS68509  Deschampsia elongata Leland S. Smith 1918-1 Modoc Comment
  UC70674  Deschampsia elongata Mrs. M. H. Manning June 1903 430 Modoc n.e. Modoc Co. Comment
  UCD63293  Deschampsia elongata Carl W. Rimbey 1954-7-6 Modoc Along Shields Creek, Warner Mountains, 20 miles east of Alturas. Comment
  CAS-BOT-BC58625  Descurainia incisa John Thomas Howell 1934-6-13 12065 Modoc Fandango Pass, Warner Mountains 1828 Comment
  NY125849  Descurainia incisa subsp. filipes B. M. Bartholomew 1988-5-13 4182 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mtns. 1450 Comment
  HSC81065  Descurainia incisa subsp. incisa G. M. Riegel 1979-7-5 501 Modoc S Warner Mtns. 2100 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
  RSA504620  Descurainia sophia Bruce Bartholomew, B. Anderson 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  NY500200  Dicentra uniflora R. M. Austin 07 1898 2154 Modoc Mount Bidwell Comment
  CAS-BOT-BC242117  Dichelostemma multiflorum Elmer Ivan Applegate 1897-6-1 871 Modoc Head of Rim-Rock Canyon, 6 mi. N of Canby. Comment
  UC1587044  Dichelostemma multiflorum G. Schoolcraft 1991-6-19 2171 Modoc just n Adin (at end of Barbe Ridge); Barber Ridge 1310 Comment
  SEINET7845829 Image available Dieteria canescens var. shastensis M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  JEPS102209  Dimeresia howellii J. Greenhouse 2001-6-9 5014 Modoc Warner Mountains, E end of ridge about 1.5 mi due E of Bald Mountain 2215 Comment
  CAS-BOT-BC234518  Diplacus jepsonii Bruce Bartholomew 1995-6-24 7032 Modoc 0.3 km W of turn off to Dusty's Waterhole from Forest Service Road 42N23. 1320 Comment
  CAS-BOT-BC234489  Diplacus nanus Bruce Bartholomew 1991-5-24 5728 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CAS-BOT-BC234483  Diplacus nanus James T. Vale 1978-7-18 s.n. Modoc Payne Springs Comment
  CAS-BOT-BC234428  Diplacus pygmaeus Bruce Bartholomew 1995-6-3 6955 Modoc Fletcher Creek E of Pease Cabin between Goose Lake and Crowder Flat Road. 1520 Comment
  CAS-BOT-BC234442  Diplacus tricolor Bruce Bartholomew 1991-7-6 5965 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  CAS-BOT-BC218296  Dodecatheon alpinum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10524 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  JEPS14683  Dodecatheon alpinum Frances D. Payne 1929-7-7 65 Modoc 2 mi sw Warren Peak (Pine Creek Basin, Warner Mts.); Warner Mts., sw of Warren Peak, Pine Creek Basin 2133 Comment
  SEINET7073593  Dodecatheon conjugens A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  OBI47981  Dodecatheon conjugens Rhonda Riggins 1989-4-28 1669 Modoc 5.7 mi N of hwy 395 E of Alturas on rd to Raker and Thomas Reservoir (continuation of Pencil Rd) 1524 Comment
  CAS-BOT-BC218268  Dodecatheon conjugens var. conjugens F. Angwin 1946-4-13 Modoc Big Valley, 2 mi. NW of Adin. 1280 Comment
  CAS-BOT-BC218277  Dodecatheon conjugens var. conjugens John Thomas Howell 1934-6-11 11976 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC218282  Dodecatheon conjugens var. conjugens Leland S. Smith 1924-5-1 s.n. Modoc Ovendine range, grassy flat S of Ash Valley road. Comment
  CAS-BOT-BC218300  Dodecatheon pulchellum Bruce Bartholomew 1995-6-3 6952 Modoc 5.1 km W of Goose Lake on Forest Service Road 73 between Goose Lake and Crowder Flat Road. 1580 Comment
  CAS-BOT-BC95110  Downingia bacigalupii Leland S. Smith 1924-6-4 1368 Modoc S side of Egg Lake. Comment
  CAS-BOT-BC95127  Downingia bacigalupii E. S. Willits 1940-6-10 343 Modoc Adin. Comment
  CHSC109675  Downingia bacigalupii Lowell Ahart; John Dittes 2012-7-10 18322 Modoc Along the sides and bottom of a small deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112758  Downingia bacigalupii Lowell Ahart; John Dittes 2013-7-24 18916 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS121218  Downingia bacigalupii Lowell Ahart, John Dittes 2013-7-24 18916 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC95120  Downingia bacigalupii Leland S. Smith 1919-7-1 1136 Modoc Rocky Prairie-Clark's Cattle Camp. Comment
  UCD37474  Downingia bicornuta Beecher Crampton 1960-6-17 5701 Modoc Modoc County, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station, McKay Flat. 1280 Comment
  SJSU9534  Downingia bicornuta W. Savage 1979-6-20 1271 Modoc S margin Bottle Cr Reservoir, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC95142  Downingia insignis Elmer Ivan Applegate 1932-8-4 8159 Modoc Alturas. Comment
  JEPS21908  Downingia laeta Herbert L. Mason and Verne Grant 1947-7-11 13369 Modoc s of Alturas (by Jones Lane, off Highway 395) Comment
  HSC80860  Draba albertina G. M. Riegel 1980-8-21 915 Modoc S Warner Mtns. 2622 Comment
  UC10508  Draba albertina Mrs. C. C. Bruce June 1898 2248 Modoc Lake City Canyon Comment
  UC1258362  Draba albertina Gregg Riegel 1980-8-12 1013 Modoc above lake (Pine Creek Basin, South Warner Mt. Wilderness); Modoc Natl For., South Warner Mt. Wilderness 2115 Comment
  UC748492  Draba albertina Annie M. Alexander and Louise Kellogg 1946-7-25 4823 Modoc n end Warner Mts (Dismal Swamp); n end Warner Mountains, Dismal Swamp 2255 Comment
  JEPS53522  Draba densifolia Mrs. R. M. Austin and Bruce 1898-6-18 2133 Modoc Lake City Pass 2133 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-BC214760  Drymocallis glandulosa Bruce Bartholomew 1989-7-14 4935 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  HSC18759  Drymocallis glandulosa M. T. Milligan 1965-6-27 367 Modoc E slope of eroded volcanic plateau. 1677 Comment
  CAS-BOT-BC214756  Drymocallis lactea var. lactea Elmer Ivan Applegate 1932-8-1 8056 Modoc N slope of Warren Peak near summit, Warner Mts. 2743 Comment
  UC1593359  Dryopteris expansa Alan Smith with Chris Richards, C. Don MacNeill, and Gary Hathaway 1992-6-5 2534 Modoc Fern Cave; Lava Beds Nat'l Monument 1280 Comment
Read comments
May 30 2013
  CAS-BOT-BC14803  Dugaldia hoopesii Annie Montague Alexander; L. Kellogg 1946-8-3 5114 Modoc Head of Eagle Creek, Warner Mountains Comment
  CAS-BOT-BC14801  Dugaldia hoopesii Elmer Ivan Applegate 1932-7-9 7620 Modoc Bidwell Creek above Ft. Bidwell, Surprise Valley Comment
  UC1101549  Elatine triandra Herbert L. Mason 1947-8-13 13527 Modoc n Canby (ne side of F reservoir) Comment
  CHSC99268  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes 2008-6-21 14992 Modoc In the drying pond north of the large culvert, east of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  POM313053  Eleocharis bella H. L. Mason 1947-8-13 13526 Modoc Northeast side of F reservoir, north of Canby Comment
  RSA210800  Eleocharis bella Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 38112 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  UC1100607  Eleocharis coloradoensis Herbert L. Mason 1947-8-8 13463 Modoc NW of Alturas (SW margin of Big Sage Reservoir) Comment
  RSA651586  Eleocharis palustris Marion P. Harthill 1971-6-23 368 Modoc Fort Bidwell. Comment
  UC1100131  Elodea canadensis Verne Grant and Irving Schneider 1947-8-28 8348 Modoc about 3.5 mi downstream Canby (Pit River, at entrance to gorge); Pit River Comment
  UC1024909  Elymus X saxicola Leo Whitney 1935-7-3 3373 Modoc ca 17 mi nw Canby; Badger Wells Comment
  HSC9676  Elymus caput-medusae M. T. Milligan 1964-7-1 108 Modoc Ballard's Reservoir Rd. 1 mi. S of Modoc County Rd. 54 1372 Comment
  HSC65335  Elymus cinereus J. P. Smith, J. O. Sawyer 1973-8-9 7284 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
Read comments
Jul 11 2013
  RSA163810  Elymus elymoides Clare B. Hardham 1961-6-19 7855 Modoc Warner Mountains: Lava fields; Willow Creek Comment
  CAS-BOT-BC247747  Elymus elymoides subsp. elymoides Bruce Bartholomew 1990-6-18 5360 Modoc 1.6 km S of Davis Creek on Hwy 395. 1450 Comment
  CAS-BOT-BC247756  Elymus elymoides subsp. elymoides Clare Butterworth Hardham 1961-6-19 7855 Modoc Willow Creek. Comment
  CAS-BOT-BC247760  Elymus elymoides subsp. elymoides Bruce Bartholomew 1989-7-15 4995 Modoc Sweagert Flat. 1860 Comment
  UCD32692  Elymus glaucus Beecher Crampton 1954-7-6 2107 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD62454  Elymus multisetus Leo Whitney 1934-5-19 3044 Modoc Devil's Garden, Modoc National Forest, northeast portion of county. 1524 Comment
  SD64332  Elymus ponticus D. F. Howe 1966-8-25 4299 Modoc Fandango Pass, Warners Mountains 1858 Comment
  JEPS73940  Elymus trachycaulus Frances D. Payne 1932-6-24 588 Modoc s and e Alturas; Waner Mountains, Parker Creek 1584 Comment
  UC1024984  Elymus trachycaulus Leo Whitney 1935-7-1 3375 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore River, Hackamore 1463 Comment
  UC1037172  Elymus trachycaulus Leo Whitney 1935-7-21 3532 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UC1037185  Elymus trachycaulus Leo Whitney 1935-7-23 3571 Modoc USBE Plot Modoc Nation Forest, Happy Camp (15 mi w of Canby) 1463 Comment
  UC711889  Elymus trachycaulus Roxana S. Ferris and Laura Lorraine 1941-8-14 10588 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  UCD32709  Elymus trachycaulus Beecher Crampton 1954-7-7 2137 Modoc Modoc County, west side of Cedar Pass. Comment
  UCD62720  Elymus trachycaulus Beecher Crampton; Carl Rimbey 1954-7-7 2125 Modoc Vacant lot adjacent to the Lederer Building, Alturas. Comment
  SJSU9661  Elymus trachycaulus subsp. trachycaulus W. Savage 1979-7-9 1499 Modoc Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UCD62630  Elymus trachycaulus subsp. trachycaulus L. Whitney 1935-7-1 3375 Modoc Hackamore River, Hackamore ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  JEPS119965  Elytrigia repens Lowell Ahart, John Dittes 2012-7-12 18377 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS73938  Elytrigia repens Frances D. Payne 1932-7-14 685 Modoc s and e Alturas; Warner Mountains, Parker Creek, Porter Ranch 1524 Comment
  HSC1310  Ephedra viridis R. S. White 1965-5-14 66 Modoc 10 mi. E of Canby on Hwy. 299 Comment
  CAS-BOT-BC81881  Ephedra viridis Barrett 1931-1 s.n. Modoc South end of Suprise Valley 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
  HSC80899  Epilobium brachycarpum G. M. Riegel 1980-7-2 813 Modoc S Warner Mtns. 2100 Comment
  UC20097  Epilobium brachycarpum Milo S. Baker 1925-6-25 Modoc nr. Egg Lake Comment
  JEPS117166  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
  UC1191619  Epilobium campestre Verne Grant and Irving Schneider 1947-7-18 8049 Modoc 5 mi n Bayley's Bridge (s of Alturas); Eastside Canal Comment
  SJSU9614  Epilobium ciliatum subsp. ciliatum W. Savage 1979-7-6 1411 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest Comment
  CAS-BOT-BC190980  Epilobium ciliatum subsp. glandulosum K. Paulson; Robert Paulson 1989-7-14 186 Modoc Vicinity of Cave Lake, N end of the Warner Mts. 1987 Comment
  CAS-BOT-BC190985  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew 1989-8-11 5072 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  RSA41237  Epilobium ciliatum subsp. glandulosum A. M. Alexander, Louise Kellogg 1946-7-11 4965 Modoc Slope west of Eight Mile Creek, northeast corner of Modoc County Comment
  SEINET195712  Epilobium ciliatum subsp. glandulosum Louise Kellogg, Annie M Alexander 1946-7-17 5008 Modoc Benton Meadow Warner Mountains 2073 Comment
  UC711832  Epilobium ciliatum subsp. glandulosum Roxana S. Ferris and Laura Lorraine 1941-8-13 10519 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest (East Creek drainage) 2164 Comment
  CAS-BOT-BC190973  Epilobium densiflorum Herbert Louis Mason 1947-8-11 13495 Modoc Hwy 81, W margin of Lower Lake, near Modoc County boundary. Comment
  CAS-BOT-BC190979  Epilobium densiflorum Leland S. Smith 1919-8-5 1139 Modoc Ash Valley and vicinity. 1371 Comment
  CAS-BOT-BC190971  Epilobium glaberrimum subsp. fastigiatum Bruce Bartholomew 1992-8-9 6396 Modoc Upper region of Owl Creek drainage, on cliffs, E of Summit Trail, E side of Warner Mountains. 2620 Comment
  CAS-BOT-BC190965  Epilobium hallianum Bruce Bartholomew; Barrett Anderson 1988-6-24 4324 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  NY1000358  Epilobium hallianum B. M. Bartholomew 1991-8-5 6042 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  JEPS43882  Epilobium hornemannii subsp. hornemannii Frances D. Payne 1929-7-7 59 Modoc 2 mi s Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  NY1000404  Epilobium hornemannii var. hornemannii B. M. Bartholomew 1994-7-2 6820 Modoc Mill Creek northeast of Bald Mountain, east side of Warner Mountains 2040 Comment
  UC71667  Epilobium obcordatum Mrs. M. H. Manning 1903-8-27 347 Modoc just below summit (ne Modoc Co.); Mt. Bidwell Comment
  UCR34769  Epilobium obcordatum J. A. Harpel 1981-8-6 V- 15 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC19961  Epilobium pallidum Mrs. R. M. Austin and Bruce June 1898 426 Modoc Goose Lake Comment
  CAS-BOT-BC190870  Epilobium pygmaeum Bruce Bartholomew 1990-8-3 5618 Modoc Bear Flat, W side of Warner Mts. 1830 Comment
  CAS-BOT-BC190927  Epilobium pygmaeum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13332 Modoc Eastern outskirts of Lookout. Comment
  CAS-BOT-BC190863  Epilobium torreyi Bruce Bartholomew 1994-8-20 6857 Modoc W side of Goose Lake, N of McGinty Point. 1450 Comment
  NY1000569  Epilobium torreyi A. Tiehm 1984-7-30 8828 Modoc 8.9 road miles northeast of Ft. Bidwell on the main road to Adel, just past the road summit 1615 Comment
  UC4491  Epipactis gigantea M. S. Baker and Frank Nutting 1894-6-30 Modoc near Lookout; Big Valley Comment
  UC922303  Equisetum laevigatum Annie M. Alexander and Louise Kellogg 1946-7-5 4911 Modoc w Lower Lake Lower Lake (<Lava Cliff>) Comment
  CAS-BOT-BC30185  Equisetum laevigatum John H. Hatton 1911-6-14 89 Modoc Pitt River Ranger Station. 1295 Comment
  UC1192371  Equisetum laevigatum Verne Grant and Irving Schneider 1947-7-20 8107 Modoc downstream from Alturas (N Fork Pit River) Comment
  CAS-BOT-BC95476  Eremogone aculeata Mrs. H. C. Cantelow 1940-6-1 3440 Modoc Cedar Pass, Warner Mts., E of Alturas. Comment
  CAS-BOT-BC95492  Eremogone aculeata Elmer Ivan Applegate 1932-8-1 8007 Modoc Arid W slope of Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC95494  Eremogone aculeata Elmer Ivan Applegate 1932-8-5 8171 Modoc Cedar Pass, Warner Mts. Comment
  HSC80714  Eremogone aculeata G. M. Riegel 1978-8-17 182 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC95446  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-13 8135 Modoc W side of Fandango Pass. Comment
  CAS-BOT-BC95448  Eremogone congesta Annie Montague Alexander; L. Kellogg 1946-7-7 4925 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  CAS-BOT-BC95455  Eremogone congesta C. L. Hitchcock 1940-5-28 6728 Modoc 15 mi. N of Alturas. 1402 Comment
  CAS-BOT-BC95467  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8005 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC95460  Eremogone congesta Gregg M. Riegel 1980-7-28 949 Modoc unspecified 2415 Comment
  CHSC112140  Eremogone congesta var. crassula Dean Wm. Taylor 2012-6-5 21222 Modoc Vicinity Crank Spring (11 air miles North of Lookout). 1365 Comment
  JEPS32931  Ericameria bloomeri W. L. Jepson 1918-8-6 7839 Modoc Surprise Valley 1615 Comment
  UC295950  Ericameria bloomeri H. M. Hall 1925-8-30 12209 Modoc 30 mi from Lakeview (mt slopes e side of Goose Lake); Goose Lake Comment
  CAS-BOT-BC14818  Ericameria greenei Elmer Ivan Applegate 1932-8-5 8184 Modoc Arid S slope of Cedar Mountain. Comment
  UC71566  Ericameria greenei Mrs. M. H. Manning 1903-8-21 298 Modoc Warner Range Warner Range (ne Modoc County) Comment
  CAS-BOT-BC287486  Ericameria greenei H. M. Hall 1925-8-30 12209 Modoc E side Goose Lake Comment
  CHSC100136  Ericameria nauseosa var. oreophila L. P. Janeway; B. Castro 2008-8-16 9542 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  JEPS5952  Ericameria nauseosa var. speciosa Frances D. Payne 1931-9-18 341 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC14781  Ericameria suffruticosa Bruce Bartholomew 1990-8-4 5633 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  CAS-BOT-BC42835  Erigeron austiniae Bruce Bartholomew; Barrett Anderson 1988-5-13 4180 a Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  SBBG8712  Erigeron bloomeri H. and M. Dearing 1939-6-9 3624 Modoc near Squaw Peak, Warner Mtns 2133 Comment
Read comments
Apr 17 2007
  CAS-BOT-BC42806  Erigeron bloomeri var. bloomeri Barrett Anderson 1986-7-9 3134 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC42808  Erigeron bloomeri var. bloomeri Clare Butterworth Hardham 1961-6-18 7557 Modoc 3 mi. SE of Cedar Pass. 1828 Comment
  CAS-BOT-BC42811  Erigeron bloomeri var. bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC42813  Erigeron bloomeri var. bloomeri Roxana S. Ferris; Rena P. Duthie 1919-6-14 67 Modoc Above Parker Creek, at Modoc National Forest boundary 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
  UC748383  Erigeron bloomeri var. bloomeri Annie M. Alexander and Louise Kellogg 1946-8-9 5143 Modoc on rocky slope of Squaw Peak; Warner Mountains, Patterson Lake Trail, Squaw Peak Comment
  CAS-BOT-BC42821  Erigeron coulteri Elmer Ivan Applegate 1932-7-31 7967 Modoc Mill Creek Meadows, Warner Mountains Comment
  JEPS5928  Erigeron divergens Frances D. Payne 1931-6-11 144 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC42762  Erigeron eatonii var. plantagineus John Thomas Howell 1934-7-3 12379 Modoc 5 mi S of Hackamore. Comment
  CAS-BOT-BC42788  Erigeron eatonii var. plantagineus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16460 Modoc 3 mi. W of summit of Fandango Pass, across Warner Mountains 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-BC42797  Erigeron eatonii var. plantagineus Bruce Bartholomew; Barrett Anderson 1988-5-12 4127 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  POM301767  Erigeron eatonii var. plantagineus Marion Ownbey, Fred G. Meyer 1940-7-1 2144 Modoc Cedar Peak, Warner Mountains. 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
  RSA518731  Erigeron eatonii var. plantagineus Barbara Ertter 1988-6-18 7628 Modoc Hwy. 139 14.5 miles ENE of jct. Hwy 299 at Canby, N of Bessler Reservoir 1463 Comment
  CAS-BOT-BC42764  Erigeron elegantulus Fred D. Douthitt 1915-5-11 15 Modoc Juniper Flats near West Valley. 1524 Comment
  HSC5082  Erigeron glacialis var. glacialis M. T. Milligan 1964-7-25 176 Modoc Pine Creek Basin, along trail. 2439 Comment
  JEPS5925  Erigeron glacialis var. glacialis Frances D. Payne 1931-6-25 263 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  JEPS41394  Erigeron glacialis var. glacialis M. F. Gilman 603 Modoc Modoc Mts. 1828 Comment
  UCR57499  Erigeron inornatus R. D. Goeden, Don W. Ricker 1989-8-24 890824- 18 Modoc Warner Mtns., Modoc National Forest, just west of Fandango Pass 1841 Comment
  CAS-BOT-BC49639  Erigeron inornatus var. inornatus R. R. Halse 1991-7-28 4245 Modoc Along State Hwy. 139, 13 mi. NW of its junction with State Hwy. 299. 1469 Comment
  UC71824  Erigeron inornatus var. inornatus Mrs. M. H. Manning 1902-10-11 39 Modoc Warner Mts. 1828 Comment
  JEPS29177  Erigeron linearis Lauramay T. Dempster 1961-6-18 1692 Modoc peak just s of Cedar Pass Comment
  UC1035993  Erigeron linearis Helen K. Sharsmith 1955-6-23 4492 Modoc 6.7 mi e Cedar Campground (just s of State Highway 29); Warner Mountains, Modoc National Forest 1859 Comment
  UC31441  Erigeron linearis Mrs. R. M. Austin and Bruce Jul 1898 2187 Modoc Comment
  CAS-BOT-BC49576  Erigeron philadelphicus Bruce Bartholomew 1989-8-12 5128 Modoc Deep Creek, E side of Warner Mountains. 1920 Comment
  CDA4945  Erigeron philadelphicus LeRoy Smith 1964-8-4 Modoc Adjacent to Dick Fuller Ranch, Modoc County Road 112, Tulelake Basin. 0 Comment
  CHSC66994  Erigeron pumilus var. intermedius James D. Jokerst 1987-5-12 2855 A Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  RSA554798  Eriogonum caespitosum Margaret J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, east of Likely, south of roadside rest 1524 Comment
  JEPS126552  Eriogonum douglasii var. meridionale Lowell Ahart, John Dittes 2016-6-6 20950 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC197824  Eriogonum elatum Leland S. Smith 1924-6-29 1444 Modoc Happy Camp Ranger Station. Comment
  HSC80877  Eriogonum elatum G. M. Riegel 1980-7-29 954 Modoc S Warner Mtns. 1739 Comment
  UC634522  Eriogonum elatum F. H. Frost 1925-7-12 Modoc Stow's Meadow - Cedar Canyon Warner Mts., Cedar Canyon Comment
  CAS-BOT-BC497308  Eriogonum heracleoides B. Bartholomew 1990-8-5 5663 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2400 Comment
  UCR35563  Eriogonum heracleoides var. angustifolium J. A. Harpel 1981-8-7 V 55 Modoc Warner Mountains, South Warner Wilderness Area, junction of Pine Creek Basin trail and Summit Trail, 7 mi NW of Eagleville 2683 Comment
  CAS-BOT-BC197818  Eriogonum heracleoides var. heracleoides Robert Patterson; Mona Bourell 1993-8-15 5238 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  RSA165621  Eriogonum heracleoides var. heracleoides Clare B. Hardham 1961-6-21 7917 Modoc East of Lakeview Comment
  SEINET208631  Eriogonum heracleoides var. heracleoides W. L. Jepson 1918-8-13 7965 Modoc Eagle Peak, Warner Mts. 3018 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
  HSC80880  Eriogonum marifolium var. marifolium G. M. Riegel 1978-8-31 176 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC197799  Eriogonum microthecum var. ambiguum Bruce Bartholomew 1992-8-9 6388 Modoc Squaw Peak Trail between Patterson Lake and Owl Creek Trail, E side of Warner Mountains. 2440 Comment
  UC217575  Eriogonum microthecum var. laxiflorum H. M. Hall 1921-9-9 11665 Modoc 6 mi from Malin Comment
  CAS-BOT-BC211408  Eriogonum nudum var. pubiflorum Bruce Bartholomew; Barrett Anderson 1988-7-23 4556 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-BC211445  Eriogonum nudum var. pubiflorum Louis Cutter Wheeler 1935-8-14 3840 Modoc Pine Creek, Warner Mts. 2011 Comment
  NY762343  Eriogonum nudum var. pubiflorum R. R. Halse 1991-7-28 4244 Modoc Along State Highway 139, 13 miles northwest of its junction with State Highway 299 1469 Comment
  RSA165443  Eriogonum nudum var. pubiflorum Clare B. Hardham 1961-6-19 7842 -B Modoc Willow Creek. Warner Mountains. Comment
  SEINET11261578  Eriogonum nudum var. pubiflorum Richard R. Halse 2004-7-22 6671 Modoc Along U.S. Hwy 395, ca 6 miles north of Alturus.; 0 1341 Comment
  SEINET11261580  Eriogonum nudum var. pubiflorum Richard R. Halse 1991-7-28 4244 Modoc Along State Hwy 139, 13 miles northwest of its junction with State Hwy 299.; 0 1469 Comment
  UCD77673  Eriogonum nudum var. pubiflorum Robert E. Preston 2000-7-17 1395 Modoc Ca. 11 mi nw of Canby, along Hwy 139, T42N R8E Section 3 1490 Comment
  SEINET5330940  Eriogonum nudum var. pubiflorum M. J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd., N of Cedar Pass, Warner Mtns 2073 Comment
  SEINET5330941  Eriogonum nudum var. pubiflorum M. J. Williams 1984-6-30 84- 76 -1 Modoc Cedar Pass Road, Warner Mtns., 1.7 mi W of Cedarville. 1509 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
  CAS-BOT-BC211396  Eriogonum ovalifolium var. nivale Bruce Bartholomew 1992-8-8 6367 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  NY282421  Eriogonum ovalifolium var. nivale B. M. Bartholomew 1990-8-4 5646 Modoc Top of pass on Summit Trail, ca 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  UCR163354  Eriogonum prociduum Jim Andre 1993-7-4 1443 Modoc Centerville Rd. about 10 miles SW of Alturas 1402 Comment
  HSC75590  Eriogonum spergulinum var. reddingianum G. M. Riegel 1980-8-6 1000 Modoc South Warner Mtns. 1670 Comment
  RSA0028054  Eriogonum sphaerocephalum John F. Emmel 1997-6-8 1496 Modoc 3 to 4 road miles east of Hwy. 395 on Hwy. 299 (Cedarville Road). 1524 Comment
  CAS-BOT-BC211377  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1984-7-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Road. 1371 Comment
  CAS-BOT-BC211382  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mts. 2087 Comment
  CAS-BOT-BC211420  Eriogonum sphaerocephalum var. halimioides K. Paulson; Robert Paulson 1989-6-14 134 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  CAS-BOT-BC262721  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1938-6-24 15224 Modoc On slopes between Alturas and Canby 1341 Comment
  NY283120  Eriogonum sphaerocephalum var. halimioides R. M. Austin 2319 Modoc Goose Lake Valley Comment
  RSA531350  Eriogonum sphaerocephalum var. halimioides Bruce Bartholomew, B. Anderson 1988-6-25 4395 Modoc 5.6 km NW of State Highway 299 on County Rd. 73. 1500 Comment
  SEINET530722  Eriogonum sphaerocephalum var. halimioides Paul Opler 2008-7-12 Modoc Warner Mts., Cedar Pass, Hwy 299. N Slough Resvr. Campground. 1997 Comment
  UC849735  Eriogonum sphaerocephalum var. halimioides Lewis S. Rose 1940-6-11 40510 Modoc 7 mi n Adin (Indian Spring); Indian Spring 1524 Comment
  UC190614  Eriogonum sphaerocephalum var. halimioides M. F. Gilman 572 Modoc 1981 Comment
  CAS-BOT-BC211354  Eriogonum strictum subsp. anserinum Elmer Ivan Applegate 1936-7-5 10524 Modoc Lava Beds National Monument. Junction of Medicine Lake and Indian Cave Road. Comment
  CAS-BOT-BC211362  Eriogonum strictum subsp. anserinum Elmer Ivan Applegate 1936-7-5 10524 Modoc Lava Beds National Monument. Junction of Medicine Lake and Indian Cave Road. Comment
  UC1035865  Eriogonum strictum var. anserinum Annie M. Alexander and Louise Kellogg 1946-7-11 4971 Modoc ne corner of mesa w Eight Mile Creek Comment
  UC1540242  Eriogonum strictum var. anserinum Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9106 Modoc along about 3.5 mi n n junction with Highway 299 1371 Comment
  CAS-BOT-BC211368  Eriogonum umbellatum Bruce Bartholomew 1991-8-5 6050 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 Comment
  HSC43014  Eriogonum umbellatum var. dichrocephalum J. P. Smith, J. O. Sawyer 1973-8-8 7230 Modoc Near summit of Eagle Peak 2988 Comment
  UC1075724  Eriogonum umbellatum var. dumosum Robert J. Weatherby 1955-7-8 1633 Modoc 3 mi n Ft. Bidwell; Warner Mts. 1554 Comment
  HSC12278  Eriogonum umbellatum var. glaberrimum Richard Spjut 1970-7-22 872 Modoc N Warner Mtns., 6 mi. from Lake City, on Rd. to Plum Valley Campground 1982 Comment
  CHSC12943  Eriogonum umbellatum var. modocense K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5835 Modoc On bank of white volcanic tuff on e side of Hwy. 395, ca. 3.5 mi n of intersection with Hwy. 299 and ca. 0.2 mi n of Chimney Rock turnoff. 1389 Comment
  CAS-BOT-BC197791  Eriogonum umbellatum var. nevadense Roxana Stinchfield Ferris; R. Duthie 1919-6-14 87 Modoc Above Parker Creek, near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC197793  Eriogonum umbellatum var. nevadense John Thomas Howell 1934-6-13 12106 Modoc North Fork of Barber Creek, Warner Mts. 1828 Comment
  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
  UC6510  Eriogonum umbellatum var. nevadense Milo S. Baker 1893-7-8 Modoc Lava Beds Comment
  CAS-BOT-BC197611  Eriogonum umbellatum var. polyanthum Annie Montague Alexander; L. Kellogg 1946-7-30 5094 Modoc East slope below summit of Eagle Peak. Comment
  HSC81007  Eriogonum umbellatum var. polyanthum G. M. Riegel 1979-7-1 451 Modoc S Warner Mtns. 1739 Comment
  JEPS117498  Eriogonum vimineum Lowell Ahart, John Dittes 2010-8-31 17115 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valle 1295 Comment
  UC1250294  Eriogonum vimineum Annie M. Alexander and Louise Kellogg 1946-7-17 4996 Modoc on northside, Cedar Pass Warner Mountains, Cedar Pass Comment
  HSC45971  Eriophorum gracile J. P. Smith, J. O. Sawyer 1973-8-9 7279 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
  CAS-BOT-BC49555  Eriophyllum lanatum Elmer Ivan Applegate 1929-6-24 5892 Modoc Between Alturas and Davis Creek. Comment
  CAS-BOT-BC49560  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-6-23 4264 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  CAS-BOT-BC49567  Eriophyllum lanatum Alice Eastwood; John Thomas Howell 1940-6-13 8109 Modoc Surprise Valley Comment
  CAS-BOT-BC49592  Eriophyllum lanatum Elmer Ivan Applegate 1932-8-1 8020 Modoc High summit of Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC49594  Eriophyllum lanatum Francis Dorris Payne 1929-6-29 30 Modoc Parker Creek, Warner Mountains 1584 Comment
  CHSC67478  Eriophyllum lanatum var. achilleoides James D. Jokerst 1983-5-31 1810 Modoc Lyneta Ranch Surveys: Adjacent to Hwy. 395 6 mi S of Alturas. 1341 Comment
  RSA647565  Eriophyllum lanatum var. achilleoides Marion P. Harthill 1972-6-17 846 Modoc Cedar Pass 1921 Comment
  SFV3890  Eriophyllum lanatum var. achilleoides I. L. Wiggins, D. B. Wiggins 1961-6-12 16372 Modoc Warner Mountains Gentle, grassy slope at junction of Cedar Pass Road with California Highway 299. 5.5 miles north of Alturas. 1370 Comment
  UC31683  Eriophyllum lanatum var. achilleoides Milo S. Baker 1893-6-27 Modoc Comment
  CAS-BOT-BC180081  Erodium cicutarium Elmer Ivan Applegate 1897-5-31 882 Modoc Bloody Point, Tule Lake. Comment
  CAS-BOT-BC180083  Erodium cicutarium Bruce Bartholomew; Barrett Anderson 1989-4-29 4662 Modoc W side of Upper Alkali Lake, 7 km S of of Fort Bidwell, Surprise Valley. 1370 Comment
  UC55252 Image available Eryngium alismifolium Milo S. Baker 1894-8-25 Modoc Egg Lake; ; Egg Lake, Modoc Co. Comment
  UCD77711  Eryngium alismifolium Robert E. Preston 2000-7-18 1415 Modoc Hog Lake. 1499 Comment
  CAS-BOT-BC21477  Eryngium articulatum Bruce Bartholomew 1991-8-4 6013 Modoc W side of Goose Lake, 10.5 km N of McGinty Point. 1460 Comment
  SFV18056  Eryngium articulatum J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc Pothole Creek near Pothole Spring. Near crossing of Clear Lake Road. 1470 Comment
  JEPS114399  Eryngium mathiasiae Lowell Ahart, John Dittes 2008-8-25 15306 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  UC1167717  Eryngium mathiasiae Peter H. Raven 1958-6-18 13322 Modoc about small lake at eastern outskirts of Lookout post office Comment
  UC1510466  Eryngium mathiasiae Phil Leitner and Barbara Malloch 1983-7-17 Modoc Modoc Nat'l Forest Rimrock Lake; , Rimrock Lake Comment
  UC10537  Erysimum capitatum Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC58339  Erysimum repandum Alice Eastwood; J. T. Howell 1940-6-12 8095 Modoc Midway between Likely and Alturas. Comment
  CDA3711  Erysimum repandum T. C. Fuller 1965-6-2 13600 Modoc West side of Dorris Reservoir, 2 miles east of Alturas. 0 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
  CAS-BOT-BC234506  Erythranthe guttata John Thomas Howell 1934-6-12 11996 Modoc 6 mi. S of Davis Creek. Comment
  CAS-BOT-BC234524  Erythranthe lewisii Annie Montague Alexander; L. Kellogg 1946-7-24 5064 Modoc Trail to Emerson Camp, Pear Camp Flat. Comment
  CAS-BOT-BC234512  Erythranthe microphylla Bruce Bartholomew; Barrett Anderson 1989-6-3 4848 Modoc Cedar Pass, Warner Mountains. 1920 Comment
  CAS-BOT-BC234481  Erythranthe moniliformis Barrett Anderson 1986-7-9 3178 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  CAS-BOT-BC234463  Erythranthe primuloides K. Paulson; Robert Paulson 1988-6-29 63 Modoc Benton Meadow, Warner Mts.. 1676 Comment
  CAS-BOT-BC234470  Erythranthe pulsiferae K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC292500  Erythranthe pulsiferae Milo S. Baker 1893-6-1 s.n. Modoc McCloud River, 6 mi below Bartles. Comment
  CHSC118304  Erythranthe suksdorfii L. P. Janeway 2016-5-18 12068 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47M08 2.1 road-km noeth of Road 73/181/47N09. 1606 Comment
  CAS-BOT-BC402921  Eschscholzia californica Elmer I. Applegate 1935-6-12 9523 Modoc Lava Beds National Monument. Caldwell Butte, south slope Comment
  UC1126395  Eschscholzia hypecoides R. C. Wilson 1933-7-17 66 Modoc Cannon Place Modoc National Forest, Canby Quadrangle 1447 Comment
  CAS-BOT-BC498686  Euphorbia serpillifolia Louis C. Wheeler 1973-8-24 s.n. Modoc Warner Mountains: Sworinger Reservoir 1798 Comment
  UCD142791  Euphorbia serpillifolia Louis C. Wheeler 1973-8-24 s.n. Modoc Warner Mountains: Sworinger Reservoir. 1798 Comment
  CHSC100429  Euthamia occidentalis Lowell Ahart; John Dittes 2008-8-25 15283 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
  UC71688  Euthamia occidentalis Mrs. M. H. Manning 1903-8-26 330 Modoc near Fort Bidwell; ne Modoc Co. Comment
  UC88084  Euthamia occidentalis Mrs. R. M. Austin September 1894 204 Modoc Goose Lake Comment
  LA13110  Festuca idahoensis John Thomas Howell; 1934-7-1 12336 Modoc Duncan Horse Camp Comment
  HSC9865  Festuca idahoensis M. T. Milligan 1965-6-27 370 Modoc 1677 Comment
  CAS-BOT-BC247701  Festuca occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-21 4430 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  CDA2095  Festuca pratensis T. C. Fuller 1958-7-8 2017 Modoc Davis Creek. 0 Comment
  UC1037180  Festuca pratensis Leo Whitney 1935-8-18 3614 Modoc Comment
  RSA600331  Floerkea proserpinacoides Louis C. Wheeler 1935-8-1 3733 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  RSA60331  Floerkea proserpinacoides Louis C. Wheeler 1935-8-1 3733 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  JEPS44872  Fragaria virginiana Milo S. Baker 1893-6-15 Modoc Forestdale; sw Modoc Co. Comment
  UC114222  Fragaria virginiana subsp. platypetala Mrs. R. M. Austin Jul 1894 Modoc Willow Creek Comment
  NY188599  Frasera albicaulis var. modocensis B. M. Bartholomew 1989-6-2 4808 Modoc 9.3 km E of Ft. Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  RSA534561  Fraxinus latifolia Bruce Bartholomew 1991-7-6 5982 Modoc W side of Egg Lake 1300 Comment
  UC71742  Fritillaria atropurpurea Mrs. M. H. Manning May, 1903 128 Modoc Fort Bidwell, in north eastern Modoc County Fort Bidwell Comment
  CAS-BOT-BC504568  Fritillaria atropurpurea John Thomas Howell 1934-6-14 12121 Modoc Near Lost Lake, Warner Mts 2438 Comment
  JEPS61887  Fritillaria atropurpurea Frances D. Payne 1931-6-25 266 Modoc 2 mi sw of Warner Mountain (Pine Creek Basin, southeastern Modoc County); Warner Mountains, Pine Creek Basin 2316 Comment
  POM109749  Fritillaria atropurpurea Mrs. R. M. Austin 1895-06 484 Modoc Sugar Hill Comment
  RSA367713  Fritillaria atropurpurea George Willet 1935-6-21 s.n. Modoc Warner Mountains 2439 Comment
  RSA59801  Fritillaria atropurpurea E. K. Balls 1950-5-17 14735 Modoc Howards Gulch Public Camp, off Hwy. 139. N.W. of Canby. 1433 Comment
  UC1237945  Fritillaria pudica John Weiler, A. P. Nelson May 26 1961-May 29 1961 61222 Modoc Warner Mountains, above highway at Cedar Pass Cedar Pass; Warner Mountains, Cedar Pass Comment
  CAS-BOT-BC225050  Galium aparine Bruce Bartholomew; Barrett Anderson 1990-7-20 5545 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  HSC19783  Galium aparine M. T. Milligan 1965-6-23 304 Modoc N end Jess Valley 1616 Comment
  HSC80761  Galium aparine G. M. Riegel 1980-7-24 935 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC225066  Galium glabrescens subsp. modocense G. Rugel 1981-6-23 1140 Modoc On ridgetop, S of Hwy 299, 0.5 mi. W of Cedarville. 1615 Comment
  UC1485930  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-9-3 1138 Modoc 1/3 mi sw N Emerson Lake (below rock outcrop on talus slope); Modoc Nat. Forest, S Warner Mt. Wilderness Area 2475 Comment
  CAS-BOT-BC497345  Galium glabrescens subsp. modocense G. Schoolcraft 1999-6-9 2830 Modoc Lower slopes of Warner Mtns., 3.5 mi N of Eagleville 1584 Comment
  JEPS27198  Galium multiflorum Ehrendorfer and Stebbins 1959-6-27 5908 Modoc s Eagleville (cliff above Lower Alkali Lake); Warner Mts., cliff above Lower Alkali Lake 1524 Comment
  RSA165561  Galium serpenticum subsp. warnerense Clare B. Hardham 1961-6-20 7865 Modoc Mouth of Pine Creek Canyon Comment
  UC1192009  Galium trifidum Herbert L. Mason and Verne Grant 1947-7-12 13434 Modoc n Likeley; Corporation Ranch Headquarters Comment
  CAS-BOT-BC180119  Garrya fremontii Leland S. Smith 1917-9-12 157 Modoc Buck Creek. 1828 Comment
  RSA67245  Gayophytum decipiens P. A. Munz 1951-9-14 16982 Modoc Cedar Pass, Warner Mountains 1921 Comment
  CAS-BOT-BC190842  Gayophytum diffusum subsp. parviflorum Leland S. Smith 1922-7-20 1295 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  SD58201  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1918-8-7 7863 Modoc Mt. Bidwell 2133 Comment
  RSA563215  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1991-7-6 5966 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  RSA563316  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-14 4948 Modoc Ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch 1340 Comment
  SBBG103626  Gayophytum diffusum subsp. parviflorum H. Bartholomew 1989-7-14 4948 Modoc ca. 8 km NE of Egg lake and 2.5 km E of Service Gulch 1340 Comment
  UC1028656  Gayophytum racemosum Robert J. Weatherby 1955-7-8 1609 A Modoc 7 mi n Ft. Bidwell 1874 Comment
  UC1191624  Gayophytum racemosum Herbert L. Mason and Verne Grant 1947-7-9 13310 a Modoc Cedar Pass Warner Range (summit of Range) 1920 Comment
  CAS-BOT-BC190828  Gayophytum racemosum Mrs. H. C. Cantelow 1935-6-8 919 pp Modoc S of Marlin. Comment
  CAS-BOT-BC190822  Gayophytum ramosissimum Elmer Ivan Applegate 1936-5-22 10354 Modoc Lower part of Lyon Road, Lava Beds National Monument. Comment
  CAS-BOT-BC180113  Gentiana affinis var. ovata Leland S. Smith 1918-7-29 1010 Modoc Patterson Mill. 2133 Comment
  SEINET10635350  Geranium attenuilobum W. T. Frost 1925-7-24 Frost 113 Modoc Jess Valley, Warner Mountains. Comment
  CAS-BOT-BC180061  Geranium viscosissimum Bruce Bartholomew 1990-6-16 5268 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  CAS-BOT-BC180070  Geranium viscosissimum Elmer Ivan Applegate 1932-7-31 7975 Modoc Mill Creek Meadow. Comment
  CHSC109459  Geranium viscosissimum B. Castro; L. P. Janeway 2012-7-24 1953 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi S of Dismal Swamp, off upper edge of open lodgepole pine forest. 7740 Comment
  UC748252  Geranium viscosissimum Annie M. Alexander and Louise Kellogg 1946-6-30 4878 Modoc Highgrade, w side of ridge, n end of Warner Mountains Warner Mountains 2377 Comment
  UCD103514  Geranium viscosissimum Verne Grant; Irving Schneider 1947-7-22 8145 Modoc North Fork of Pit River on Highway 395, about one mile north of junction with Cedarville road. Comment
  HSC8671  Geranium viscosissimum M. T. Milligan 1964-6-25 88 Modoc Upper Lassen Creek 1829 Comment
  SJSU9691  Geranium viscosissimum W. Savage 1979-7-24 1558 Modoc Long Meadow Unit, Devils Garden Ranger District, Modoc National Forest 1615 Comment
  UC71600  Geum macrophyllum Mrs. M. H. Manning 1903-6 172 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  POM91889  Geum macrophyllum R. M. Austin 1895-07 526 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC214670  Geum triflorum Bruce Bartholomew; Barrett Anderson 1989-6-3 4882 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC214675  Geum triflorum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6502 Modoc SE side of Hager Basin, along Crowder Flat Road. 1680 Comment
  CAS-BOT-BC214681  Geum triflorum Alice Eastwood; John Thomas Howell 1940-6-14 8217 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC214683  Geum triflorum Robert Patterson; Mona Bourell 1993-8-15 5250 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC18642  Geum triflorum M. T. Milligan 1967-7-8 665 Modoc W slope of Eagle Peak 2439 Comment
  UC466702  Geum triflorum Franklin P. Nutting 1894-6-8 Modoc Flat near Egg Lake Comment
  UCD113296  Geum triflorum Beecher Crampton 1960-6-17 5705 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles northeast Happy Camp Station. 1280 Comment
  UC1536916  Geum triflorum Gordon H. True Jr. 1938-5-25 916 Modoc Adin Summit 1524 Comment
  CAS-BOT-BC190696  Gilia inconspicua Leland S. Smith 1919-5-18 1098 Modoc Plateau S Fitzhugh Creek - Likely road. 1524 Comment
  JEPS69672  Gilia malior Mary H. Manning before Aug. 1918 Modoc Comment
  NY964020  Gilia salticola B. M. Bartholomew 1991-6-22 5844 Modoc East side of Surprise Valley, 9.6 km east of Eagleville at the Nevada Border 1520 Comment
  RSA534553  Gilia salticola Bruce Bartholomew 1991-5-24 5710 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC190668  Gilia sinistra subsp. sinistra Bruce Bartholomew 1991-7-4 5915 Modoc Road between Roney Flat and Miller Flat. 1630 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
  CDA39673  Glaux maritima C. Pierce 1976-7-23 s.n. Modoc Fee Ranch, Fort Bidwell. 0 Comment
  RSA334845  Glaux maritima A. Tiehm, Susan Cochrane, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Mineral Wells on east side of Alkali Lake. Comment
  JEPS114839  Glyceria borealis Lowell Ahart, John Dittes 2008-6-21 15006 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber 1269 Comment
  CAS-BOT-BC49537  Gnaphalium palustre Bruce Bartholomew 1994-10-8 6877 Modoc 1.8 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  HSC41110  Gnaphalium palustre Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3249 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  CAS-BOT-BC49530  Gnaphalium palustre E. S. Willits 1939-10-10 163 Modoc unspecified Comment
  UC71856  Goodyera oblongifolia Mrs. M. H. Manning 1903-9-2 369 Modoc John Henry Camp, in north-eastern Modoc County John Henry Camp 1828 Comment
  JEPS114684  Gratiola neglecta Lowell Ahart, John Dittes 2008-6-21 14993 Modoc On wet soil, 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
  POM312577  Gratiola neglecta H. L. Mason, Verne Grant 1947-7-12 13393 Modoc Irrigation ditch by Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  JEPS3604  Gratiola neglecta Verne Grant, Irving Schneider 1947-7-18 8038 Modoc 10 mi s of Alturas (5 mi n of Bayley's Bridge, Eastside Canal); Eastside Canal Comment
  UC1051437  Gratiola neglecta Herbert L. Mason 1955-8-14 14656 Modoc n Rim Rock Reservoir (Drift Fence Reservoir); , n of Rim Rock Reservoir Comment
  UC1191880  Gratiola neglecta Verne Grant and Irving Schneider 1947-7-20 8094 Modoc n Likely (Pitt Valley; s loop of westside road); Pitt Valley Comment
  RSA520366  Grayia spinosa Bruce Bartholomew, B. Anderson 1989-4-29 4682 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 457 Comment
  CAS-BOT-BC49546  Grindelia hirsutula John Thomas Howell 1934-6-30 12271 Modoc Duncan Horse Camp. Comment
  CHSC110972  Grindelia nana Lowell Ahart; John Dittes 2012-7-11 18337 Modoc On 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 Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SFV18057  Grindelia nana J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  CAS-BOT-BC54086  Hackelia cusickii Mrs. H. C. Cantelow 1940-6-2 Modoc 10 mi. NW of Canby on road to Lava Beds National Monument. Comment
  CAS-BOT-BC54088  Hackelia cusickii Fred. P. Cronemiller 1920-6-20 30 Modoc Fillingim's, Modoc National Forest 1371 Comment
  CAS-BOT-BC54090  Hackelia cusickii Barbara Trowbridge; D. Toren 1975-6-20 5140 Modoc Fandango Pass. 1828 Comment
  JEPS25294  Hackelia cusickii Frances D. Payne 1932-6-10 643 Modoc s. & e. Alturas (Parker Creek, Warner Mts.); Warner Mts., Parker Creek 1584 Comment
  RSA293417  Hackelia cusickii Reino Alava 1957-7-6 1186 Modoc 2 miles west of Benton Meadows, Davis Creek Pass Road, Modoc Nat l Forest Comment
  CAS-BOT-BC54059  Hackelia micrantha C. L. Hitchcock 1940-5-27 6692 Modoc 15 mi. NE of Alturas. 1615 Comment
  HSC5799  Helianthella californica subsp. nevadensis M. S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC49548  Helianthus annuus Leland S. Smith 1922-8-5 1330 Modoc Barber Canyon old homestead field. 1371 Comment
  UCD132790  Helianthus annuus Annetta Carter 1946-8-18 1775 Modoc along roadside in open valley, Round Valley, 3 miles northeast of Adin. 1402 Comment
  SDSU4542  Helianthus nuttallii D. F. Howe 1966-8-26 4303 Modoc Modoc-Lassen Co. line east of Warner Mts. 1341 Comment
  CAS-BOT-BC54062  Heliotropium curassavicum Louis Cutter Wheeler 1935-9-4 3943 Modoc McGinty Point, Goose Lake. 1463 Comment
  CAS-BOT-BC49379  Hemizonella minima R. M. Austin 1894-8-1 Modoc Sugar Loaf Hill. Comment
  CAS-BOT-BC21466  Heracleum lanatum Bruce Bartholomew 1989-8-11 5068 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC21468  Heracleum lanatum Isabelo T. Kelly 1930-1-1 50 Modoc Fort Bidwell. 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
  CAS-BOT-BC180042  Hesperochiron californicus K. Paulson; Robert Paulson 1989-4-16 102 Modoc Crowder Flat Road, Devil's Garden. Comment
  JEPS1686  Hesperochiron californicus L. S. Smith 1920-6-2 1159 Modoc near Mt. Bidwell (Dismal Swamp); Warner Mts., Bidwell Range, Dismal Swamp Comment
  JEPS1687  Hesperochiron californicus L. S. Smith c. 1918 789 1/2 Modoc Warner Mts., Jess Valley 1981 Comment
  UC71862  Hesperochiron californicus Mrs. M. H. Manning May, 1903 127 Modoc meadows near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC180048  Hesperochiron californicus E. H. Steffen 1917-6-20 49 Modoc Jess Valley. 1524 Comment
  CAS-BOT-BC180034  Hesperochiron pumilus Mrs. H. C. Cantelow 1941-5-22 Modoc Hwy 299 just S of Adin Pass Summit. Comment
  RSA504832  Hesperolinon micranthum Bruce Bartholomew, B. Anderson 1988-7-21 4404 Modoc 2.1 km SSE of Day on the road to state Highway 299 1020 Comment
  UC109500  Hesperolinon micranthum Mrs. R. M. Austin July 1894 137 Modoc Comment
  HSC20200  Heuchera cylindrica M. T. Milligan 1966-7-5 552 Modoc E of Jess Valley 1829 Comment
  SEINET195696  Heuchera cylindrica Annie M. Alexander, L Kellogg 1946-7-3 4902 Modoc Bidwell Creek Canyon 3.5 mi W of Fort Bidwell Comment
  JEPS49738  Heuchera cylindrica var. glabella Milo S. Baker 1893-8-8 Modoc near Medicine Lake 2743 Comment
  HSC81132  Hieracium albiflorum G. M. Riegel 1980-8-13 1058 Modoc South Warner Mtns. 1670 Comment
  CAS-BOT-BC316025  Hieracium scouleri Elmer I. Applegate 1935-6-8 9425 Modoc Bear Paw Cave, Lava Beds National Monument Comment
  UC201716  Hieracium scouleri W. P. Taylor and H. C. Bryant 1910-1-1 Modoc Head North Fork Parker Creek Warner Mountains, Head North Fork Parker Creek 2286 Comment
  UC485537  Hieracium scouleri M. F. Gilman 643 Modoc Comment
  HSC10126  Holcus lanatus M. T. Milligan 1966-7-1 519 Modoc N end of Jess Valley. 1616 Comment
  SEINET195679  Holodiscus dumosus var. glabrescens Annie M. Alexander, Louise Kellogg 1946-7-23 5061 Modoc Emerson Peak, Warner Mountains Comment
  CAS-BOT-BC214689  Holodiscus microphyllus var. glabrescens Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10583 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts. Comment
  HSC40616  Holodiscus microphyllus var. glabrescens J. P. Smith, J. O. Sawyer 1973-8-8 7244 Modoc S slopes of Eagle Peak 2561 Comment
  HSC80696  Holodiscus microphyllus var. glabrescens G. M. Riegel 1979-7-23 553 Modoc S Warner Mtns. 1670 Comment
  JEPS45108  Holodiscus microphyllus var. glabrescens L. S. Smith 1918-8-11 1029 Modoc Camp One Lost Lake (Lost Lake, Modoc Forest); Modoc Forest, Lost Lake 3017 Comment
  HSC68796  Holosteum umbellatum Gary Schoolcraft 1980-4-29 218 Modoc S of substation on N side of Hwy. 299 to Cedarville 1512 Comment
  UCD85267  Hordeum brachyantherum Annie M. Alexander; Louise Kellogg 1946-6-18 4794 Modoc Patterson Mill--Silver Creek roads. 1828 Comment
  CAS-BOT-BC247681  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1934-6-30 12292 Modoc Duncan Horse Camp. 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
  UC1553378  Horkelia fusca subsp. capitata Sch/Yor/Hor/Ach 1988-7-16 1840 Modoc ca 1 mi sse Pepperdine Camp (along trail); Warner Mtns 2194 Comment
  UC190617  Horkelia fusca subsp. capitata M. F. Gilman 524 Modoc mts. 1828 Comment
  UC545675  Horkelia fusca subsp. parviflora Leo D. Whitney 1935-6-6 3189 Modoc 2 mi n Hole-in-the-Rock Comment
  SEINET248325  Hornungia procumbens Noel H. Holmgren, Patricia K. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east od downtown Cedarville, at a turnoff to some hotsprings. 1370 Comment
  CAS-BOT-BC179331  Hydrophyllum capitatum var. alpinum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16407 Modoc Cedar Pass Campground, 3 mi. E of Thoms Creek bridge. Comment
  CAS-BOT-BC180028  Hydrophyllum capitatum var. alpinum E. S. Willits 1940-5-4 215 Modoc Willow Ranch. Comment
  UC1069092  Hydrophyllum capitatum var. alpinum R. C. Wilson 1933-5-29 32 Modoc Rush Creek; Modoc National Forest, Canby Quad. 1310 Comment
  UC1075750  Hydrophyllum capitatum var. alpinum Robert J. Weatherby 1955-7-7 1602 Modoc Dismal Swamp Warner Mountains (n Warner Mountains) 2240 Comment
  UC71797  Hydrophyllum capitatum var. alpinum Mrs. M. H. Manning 1903-1 87 Modoc se slope Mt. Bidwell (ne Modoc County) Comment
  UC24084  Hydrophyllum capitatum var. alpinum Milo S. Baker 1893-1 Modoc Comment
  HSC59908  Hymenoxys hoopesii G. M. Riegel 1979-7-24 595 Modoc South Warner Mt. Wilderness Area 2561 Comment
  JEPS5987  Hymenoxys hoopesii Frances D. Payne 1931-6-29 308 Modoc e slope of Warren Peak; Warner Mountains, Warren Peak 2286 Comment
  UC748355  Hypericum formosum var. scouleri Annie M. Alexander and Louise Kellogg 1946-7-13 4992 Modoc Eagleville, Eagle Creek Comment
  CAS-BOT-BC179897  Hypericum scouleri Leland S. Smith 1920-7-13 1181 Modoc Crowder Flat. 1432 Comment
  RSA59821  Idahoa scapigera E. K. Balls 1950-5-18 14757 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  CAS-BOT-BC179106  Iliamna bakeri Edward Kent Balls; Percy C. Everett 1952-10-11 20958 Modoc 0.2 mi. SE of crest of Fandango Pass. 1859 Comment
  UC1075791  Iliamna bakeri E. K. Balls and P. C. Everett 1952-10-11 20958 Modoc 0.2 mi se of crest of Fandango Pass (Warner Mountains); Warner Mountains 1859 Comment
  CAS-BOT-BC190654  Ipomopsis aggregata subsp. aggregata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 185 Modoc Above Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC190649  Ipomopsis aggregata subsp. aggregata E. H. Steffen 1917-7-1 89 Modoc Granger Ranger Station. 1676 Comment
  SEINET12330750  Ipomopsis congesta M. Ownbey, Meyer, F. G. 1940-1 2133 Modoc Cedar Pass, Warner Mts Comment
  UC23479  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  CAS-BOT-BC190643  Ipomopsis congesta subsp. montana Annie Montague Alexander; L. Kellogg 1946-8-9 5135 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC248313  Ipomopsis congesta subsp. montana B. Bartholomew; H. Sun 2002-6-24 8853 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  JEPS69741  Ipomopsis congesta subsp. montana Leland S. Smith 1918-8-27 1052 Modoc below Squaw Peak (Milk Creek); Modoc National Forest, Warner Mtns 2438 Comment
  CAS-BOT-BC190641  Ipomopsis congesta subsp. palmifrons Bruce Bartholomew 1995-8-1 7151 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  CAS-BOT-BC245105  Iris missouriensis M. M. Hanna 1956-6-7 1022 Modoc Hwy 395, 0.25 mi N of Davis Creek. Comment
  HSC13879  Iris missouriensis M. T. Milligan 1966-6-28 480 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC245100  Iris missouriensis P. Monnet 1913-7-7 932 Modoc Surprise Valley. Comment
  UC1713586  Iris missouriensis Mrs. M. H. Manning 1904-7-16 56 Modoc Tamarack Flat Mt. Bidwell (ne Modoc County) 2438 Comment
  CAS-BOT-BC58406  Isatis tinctoria Margaret J. Williams 1984-6-29 84- 73 -1 Modoc Fandango Pass road, 0.8 mi. E of Hwy 395. 1463 Comment
  SEINET5342458  Isatis tinctoria M. J. Williams 1984-6-29 84- 73 -1 Modoc Fandango Pass road, Warner Mountains. 0.8 miles east of Hwy. 395. 1463 Comment
  HSC5875  Iva axillaris M. T. Milligan 1964-8-8 213 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  UC1192143  Iva axillaris subsp. robustior Herbert L. Mason and Verne Grant 1947-7-10 13344 Modoc 2 mi e of Alturas; Dorris Reservoir 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
  UC1594787  Ivesia gordonii David Charlet 1989-8-21 582 Modoc 0.1 km w Eagle Peak; South Warner Mountains 3000 Comment
  UC519039  Ivesia gordonii Elmer I. Applegate 1932-8-1 8049 Modoc near summit just s Warren Peak (w summit of Warner Mountains); Warner Mountains Comment
  HSC80694  Ivesia gordonii var. ursinorum G. M. Riegel 1980-8-9 1014 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245064  Juncus confusus John H. Hatton 1911-6-12 55 Modoc unspecified 1463 Comment
  CHSC100190  Juncus ensifolius John Dittes; Josephine Guardino 1991-8-24 461 Modoc Modoc Plateau; Warner Mountains; west slope ca. 8.2 air miles east of Goose Lake, ca 2.3 air miles south of Dismal Swamp, ca. 1.6 air mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  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-BC245052  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1995-6-1 6930 Modoc Widow Valley between Day and Lookout on County Road 94. 1330 Comment
  UC70010  Juncus longistylis Mrs. M. H. Manning August 1904 441 Modoc ne Modoc County Comment
  UCD141571  Juncus longistylis L. S. Smith 1918-6-23 s.n. Modoc Lily Lake. High Grade District. 1981 Comment
  UC1540127  Juncus luciensis Dean Wm. Taylor and Glenn L. Clifton 1987-6-24 9054 Modoc Egg Lake, extreme se portion of lakebed Egg Lake 1280 Comment
  UC70012  Juncus mertensianus Mrs. M. H. Manning Jun 1903 446 Modoc ne Modoc County Comment
  UC1100955  Juncus mexicanus Herbert L. Mason 1947-8-13 13536 Modoc n of Canby (ne side of F reservoir) Comment
  CAS-BOT-BC10594  Juncus nevadensis var. nevadensis John Thomas Howell 1934-7-2 12355 Modoc Nate Harrison Grade, SE end of Clear Lake. Comment
  POM312894  Juncus orthophyllus H. L. Mason 1947-8-13 13534 Modoc Northeast side of F reservoir, north of Canby Comment
  UC1601817  Juncus tenuis Baker and Nutting 1894-8-25 Modoc near Forestdale Comment
  CAS-BOT-BC30163  Juniperus communis var. montana Bruce Bartholomew 1990-6-16 5262 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  HSC26492  Juniperus occidentalis J. P. Smith, J. O. Sawyer 1972-5-6 5264 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  CHSC112819  Juniperus occidentalis var. occidentalis Lowell Ahart; John Dittes 2013-7-25 18949 Modoc 20 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  RSA210814  Juniperus occidentalis var. occidentalis Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39087 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  SEINET5512259  Juniperus occidentalis var. occidentalis J. C. Beatley 1964-1 Modoc Tule Lake area 1829 Comment
  CAS-BOT-BC95674  Kalmia polifolia Elmer Ivan Applegate 1932-8-6 8214 Modoc Above Lily Lake. Comment
  JEPS66614  Kalmia polifolia subsp. microphylla L. S. Smith 1917-9-16 908 Modoc se of Goose Lake (Lassen Creek, ne Modoc County); Warner Mountains, Lassen Creek Comment
  RSA101507  Kalmia polifolia subsp. microphylla R. Weatherby 1955-7-7 1598 Modoc Mineral Spring, near Dismal Swamp, Warner Mts. 2332 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
  CAS-BOT-BC225098  Kelloggia galioides Elmer Ivan Applegate 1932-7-31 7986 Modoc Mill Creek Meadows. Comment
  HSC19852  Kelloggia galioides M. T. Milligan 1965-6-30 388 Modoc Slopes and ridges E of Jess Valley 1738 Comment
  UC28425  Kelloggia galioides Milo S. Baker 1893-7-7 Modoc Comment
  CDA3144  Kochia scoparia T. C. Fuller 1962-8-3 9488 Modoc Tulelake Basin; 1.6 miles north of Stronghold. 0 Comment
  CAS-BOT-BC247642  Koeleria macrantha Roxana Stinchfield Ferris; R. Duthie 1919-6-13 63 Modoc Above Parker Creek near Modoc National Forest boundary. Comment
  CHSC69491  Koeleria macrantha James D. Jokerst 1987-5-13 2871 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  POM113363  Koeleria macrantha Mrs. R. M. Austin 1895-07 494 Modoc Goose Lake Valley. Comment
  UCD85700  Koeleria macrantha A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3379 Modoc Jct. Rt. 39 and road to Modoc Lava Beds Natl. Mon. Comment
  UC71840  Lactuca tatarica subsp. pulchella M. H. Manning 1904-9-4 Modoc Alturas Comment
  CAS-BOT-BC49493  Lagophylla ramosissima subsp. ramosissima Francis Dorris Payne 1935-8-23 802 Modoc Parker Creek, Warner Mountains 1584 Comment
  UC71569  Lappula redowskii Mrs. M. H. Manning c. 1899 170 Modoc Fort Bidwell n.e. Modoc Co., Fort Bidwell Comment
  NY716676  Lathyrus lanszwertii var. lanszwertii R. J. Weatherby 1955-7-8 1621 Modoc 6 miles north of Ft. Bidwell, northern Warner Mountains 1783 Comment
  CAS-BOT-BC181974  Lathyrus rigidus R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  NY716864  Lathyrus rigidus B. M. Bartholomew 1988-5-14 4185 Modoc 4.5 km south of Davis Creek on U.S. Highway 395, southeast side of Goose Lake 1470 Comment
  UC15346  Lathyrus rigidus Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  UC931202  Lathyrus rigidus C. L. Hitchcock 1950-5-27 19225 Modoc ca 20 mi n Alturas Comment
  CAS-BOT-BC49458  Layia glandulosa Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-13 6545 Modoc 8 km E of Likely along S Fork of Pit River. 1380 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
  HSC5919  Layia glandulosa M. T. Milligan 1965-7-1 407 Modoc Plateau W of Jess Valley. 1829 Comment
  UC71602  Layia glandulosa M. H. Manning 1894-3 257 Modoc Mt. Bidwell 1524 Comment
  POM229192  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  POM77416  Ledum glandulosum Mrs. R. M. Austin 1895-07 304 Modoc Tamaracks Comment
  UC1101267  Lemna trisulca Verne Grant, Irving Schneider 1947-8-24 8257 Modoc in Harvey Creek at head of Jess Valley Harvey Creek; Jess Valley, Harvey Creek Comment
  POM312463  Lemna trisulca H. L. Mason, Verne Grant 1947-7-12 13432 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  JEPS117373  Lepidium campestre Lowell Ahart, John Dittes 2010-8-30 17079 Modoc On the north side of a wash, about 150 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS127293  Lepidium chalepense Lowell Ahart, John Dittes 2016-7-14 21166 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
  UC71710  Lepidium densiflorum Mrs. M. H. Manning 1902-10-4 51 Modoc Surprise Valley Comment
  CAS-BOT-BC58343  Lepidium dictyotum var. dictyotum Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6004 Modoc Valley E of Cedarville. 1219 Comment
  CHSC100464  Lepidium lasiocarpum Lowell Ahart; John Dittes 2008-8-26 15332 Modoc On the sides of County Road 85a, 287 feet east of County Road 91, 7.7 miles (air) north-northeast of Lookout. 1303 Comment
  CDA3795  Lepidium latifolium K. Wright 1965-8-25 Modoc Newell townsite, Tulelake. 0 Comment
  RSA424438  Lepidium latifolium Margaret J. Williams 1984-7-1 84- 89 -1 Modoc NW of Alturas, N of Hwy 299, Crowder Flat road. 1372 Comment
  SEINET5341382  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 -1 Modoc NW of Alturas, N of Hwy 299, Crowder Flat road. 1372 Comment
  UC725918  Lepidium perfoliatum A. A. Heller 1941-6-26 16218 Modoc e end Canby (along U.S. Highway 299) Comment
  JEPS53761  Lepidium virginicum var. medium Milo S. Baker Jul 1894 Modoc near Bieber; Big Valley Comment
  POM74259B  Leptosiphon harknessii Mrs. R. M. Austin 1895-07 534 Modoc Goose Lake Valley. Comment
  SJSU9559  Leptosiphon harknessii W. Savage 1979-7-3 1299 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA113686  Leucophysalis nana H. K. Sharsmith 1955-6-26 4509 Modoc Adjacent to Hwy 39, ca 20 miles N of Canby. Modoc National Forest. 1524 Comment
  CAS-BOT-BC197457  Lewisia nevadensis R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2149 Modoc Benton Meadows. Comment
  UC7805  Lewisia nevadensis M. S. Baker and Frank Nutting 1894-7-20 Modoc Forestdale 1371 Comment
  CAS-BOT-BC197499  Lewisia pygmaea Annie Montague Alexander; L. Kellogg 1946-6-8 4698 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  CAS-BOT-BC197491  Lewisia rediviva Elmer Ivan Applegate 1932-7-9 7606 Modoc Summit of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC197493  Lewisia rediviva K. Paulson; Robert Paulson 1988-5-22 4 Modoc Engle Swamp Road, Devil's Garden. 1402 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  UCD64272  Leymus cinereus Hursh 1919-10-30 X 3323 Modoc Alturas. Comment
  UC1037150  Leymus triticoides Leo Whitney 1935-7-6 3414 Modoc near Lookout; Pit River Comment
  CAS-BOT-BC436039  Ligusticum grayi Elmer I. Applegate 1932-8-2 8077 Modoc Mill Creek Meadows, western slope of Warner Mountains Comment
  JEPS16566  Ligusticum grayi L. S. Smith 1918-8-11 1024 Modoc Warner Mts., Camp One-T38-16 2468 Comment
  CAS-BOT-BC242072  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC242067  Lilium washingtonianum Bruce Bartholomew 1989-7-14 4928 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  UC1101427  Limosella acaulis Verne Grant and Irving Schneider 1947-7-20 8099 Modoc by Dorris bridge Alturas (Alturas, North Fork of Pit River); North Fork of Pit River Comment
  UC23461  Linanthus ciliatus Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC198038  Linanthus harknessii Bruce Bartholomew 1991-7-7 6003 Modoc SE end of Sweargart Flat. 1820 Comment
  CAS-BOT-BC198044  Linanthus harknessii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10540 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CDA6365  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-7-16 10909 Modoc Lassen Creek, Sugar Hill Planting, ca. 6 miles southeast of Willow Ranch. 0 Comment
  POM138937  Linum lewisii M. S. Baker 1893-6-4 8419 Modoc Modoc. Co. Comment
  UC17253  Linum lewisii Milo S. Baker 1893-6 Modoc Lava Beds Comment
  CAS-BOT-BC225820  Lithophragma glabrum Bruce Bartholomew; Barrett Anderson 1989-4-28 4644 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  UC1586902  Lithophragma glabrum Juha Pykala and D. H. Norris 1987-5-28 1264 Modoc ca. 3-4 mi w Lake City (Lake City Canyon, by a little stream that runs to Mill Creek); Warner Mountains, Modoc National Forest, Mill Creek 1798 Comment
  UC748208  Lithophragma glabrum Annie M. Alexander and Louise Kellogg 1946-6-25 4824 Modoc Dismal Swamp Warner Mtns (n end of Warner Mtns) 2255 Comment
  CAS-BOT-BC225816  Lithophragma glabrum E. H. Steffen 1917-5-27 16 Modoc West Valley Camp. 1554 Comment
  JEPS47649  Lithophragma glabrum Milo S. Baker 1896-5-15 Modoc Big Valley; near Johnsons Comment
  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
  HSC80735  Lithophragma parviflorum G. M. Riegel 1978-6-26 16 Modoc S Warner Mtns. 2100 Comment
  UCR87509  Lithophragma parviflorum George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 16.1 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC225825  Lithophragma parviflorum R. M. Austin s.n. Modoc Modoc County. Comment
  CAS-BOT-BC225840  Lithophragma tenellum Bruce Bartholomew 1991-6-20 5792 A Modoc Fox Mountain Spring, ca. 10 km NW of Adin. 1620 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
  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
  CAS-BOT-BC225836  Lithophragma tenellum Elmer Ivan Applegate 1934-6-8 9444 Modoc Sconchin Butte, Lava Beds National Monument. Comment
  CAS-BOT-BC54026  Lithospermum ruderale Francis Dorris Payne 1932-6-15 644 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC54032  Lithospermum ruderale E. S. Willits 1940-5-4 210 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC21436  Lomatium bicolor var. leptocarpum Bruce Bartholomew 1995-6-4 6964 Modoc Round Valley 1.8 km S of State Hwy 299 on County road 86. 1280 Comment
  CAS-BOT-BC21438  Lomatium bicolor var. leptocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6442 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  CAS-BOT-BC21440  Lomatium bicolor var. leptocarpum K. Paulson; Robert Paulson 1988-6-11 30 Modoc N of Stough Reservoir, Warner Mts.. 1706 Comment
  CAS-BOT-BC21447  Lomatium bicolor var. leptocarpum R. L. Ward 1976-5-18 s.n. Modoc Pine Spring. 1508 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
  SEINET3081247 Image available Lomatium bicolor var. leptocarpum Arnold 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
  HSC27251  Lomatium canbyi J. P. Smith, J. O. Sawyer 1972-5-6 5275 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  RSA565027  Lomatium canbyi Wm. Taylor 1992-3-16 12329 Modoc Ca. 1 mile SW of southern end Duncan Reservoir (ca. 1.5 air mile E of Amborse) 1494 Comment
  UC1483806  Lomatium canbyi G. Schoolcraft 1980-4-10 205 Modoc near intersection of Hwys 395 and 299 on powerline R/W 1499 Comment
  NY1141601  Lomatium gormanii B. M. Bartholomew 1988-5-13 4164 Modoc Granger Summit, ca. 10 km northwest of Pepperdine at the top of the Warner Mountains 1770 Comment
  SEINET8684976  Lomatium grayi G. S. Bartholomew 1998-6-5 2729 Modoc E side of upper Alkali Lake, S of Leonard Springs. 1402 Comment
  CAS-BOT-BC30131  Lomatium grayi var. grayi Bruce Bartholomew 1993-6-13 6634 Modoc Just W of Sand Creek on road from Highway 299 to Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC497468  Lomatium hallii Margaret J. Williams 1988-5-30 88- 26 -1 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CAS-BOT-BC30133  Lomatium hendersonii Bruce Bartholomew 1991-5-25 5769 Modoc 4.3 km S of Likely-Jess Valley Rd. on road to West Valley Reservoir. 1540 Comment
  RSA452142  Lomatium macrocarpum Christopher Davidson 1975-6-4 2606 Modoc 2.2 miles east of Highway 395 on highway 299 towards Cedarville 1494 Comment
  SJSU13899  Lomatium nevadense N. A. Hopkins 1985-5-13 1270 Modoc by Hwy 395 c. 30 mi S of Alturas Comment
  CAS-BOT-BC15751  Lomatium nevadense var. nevadense F. Angwin 1946-4-12 s.n. Modoc Adin. 1371 Comment
  CAS-BOT-BC15753  Lomatium nevadense var. nevadense R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2373 Modoc Goose Lake. Comment
  UC1167725  Lomatium nevadense var. nevadense Peter H. Raven and Otto T. Solbrig 1958-6-18 13311 Modoc Modoc Nat'l Forest, Cottonwood Flat Camp Ground Comment
  HSC28844  Lomatium nudicaule D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19403 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  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
  SEINET8756554  Lomatium nudicaule M. J. Williams 1984-6-30 84- 80 -6 Modoc Seepage area near a reservoir 6.8 miles W of Cedarville-Gerlach road 1981 Comment
  UC748358  Lomatium nudicaule Annie M. Alexander and Louise Kellogg 1946-6-14 4758 Modoc Silver Creek branch of Patterson Mill rd., branch to Silver Creek Silver Creek branch of Patterson Mill rd. 1828 Comment
  CAS-BOT-BC15774  Lomatium piperi Bruce Bartholomew; Barrett Anderson 1988-5-13 4164 Modoc Granger Summit, ca. 10 km NW of Pepperdine at the top of the Warner Mts.. 1770 Comment
  UC1608979 Image available Lomatium ravenii B. Bartholomew with M. Gilbert and L. Skog 1993-5-10 6453 Modoc At the Nevada border directly E of Eagleville; Surprise Valley 1520 Comment
Read comments
Oct 26 2017
  UC643251  Lomatium triternatum var. macrocarpum Alice Eastwood and John Thomas Howell 1940-6-15 8292 Modoc 9 mi. n. Lookout Comment
  CAS-BOT-BC21414  Lomatium triternatum var. triternatum Bruce Bartholomew 1990-6-18 5370 Modoc SW side of Goose Lake, 2 km N of McGinty Point. 1420 Comment
  CAS-BOT-BC21422  Lomatium triternatum var. triternatum Barrett Anderson 1986-7-10 3186 Modoc West Warner Rd at Mud Spring Flat. 1965 Comment
  CAS-BOT-BC21396  Lomatium vaginatum Lincoln Constance; E. DiFulvio 1962-4-16 3750 Modoc 3.2 mi. N of Likely. 1310 Comment
  JEPS28835  Lomatium vaginatum Lincoln Constance and Emil DiFulvio 1962-4-16 3750 Modoc 3.2 mi. n. Likely 1310 Comment
  RSA0049633  Lomatium vaginatum Dean Wm. Taylor 2012-6-5 21223 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  RSA271941  Lomatium vaginatum Christopher Davidson 1975-6-4 2601 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  CAS-BOT-BC95172  Lonicera involucrata var. involucrata Bruce Bartholomew 1989-8-12 5121 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  CAS-BOT-BC95174  Lonicera involucrata var. involucrata Elmer Ivan Applegate 1932-8-2 8097 Modoc Mill Creek Meadow, W slope Warner Mts. Comment
  HSC3933  Lonicera involucrata var. involucrata Ms. M. H. Manning 1903-8-21 305 Modoc Warner Range. Comment
  HSC80929  Lonicera involucrata var. involucrata G. M. Riegel 1980-8-20 990 Modoc S Warner Mtns. 2100 Comment
  RSA149059  Lotus denticulatus I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 16475 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  RSA520488  Lotus unifoliolatus Bruce Bartholomew 1989-8-10 5039 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC190814  Ludwigia peploides subsp. peploides Bruce Bartholomew 1994-10-9 6887 Modoc 0.5 km N of Lassen County on road to Eagleville, S end of Surprise Valley. 1380 Comment
  CAS-BOT-BC181926  Lupinus Betty J. Hammerly 1941-6-20 34 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  CAS-BOT-BC181935  Lupinus C. P. Smith 1947-6-13 47459 Modoc Highway 395, Pine Creek (town), 6.2 mi. S. Comment
  RSA318941  Lupinus Patricia Wilder 1971-6-20 5091 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-BC181904  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5885 Modoc Between Lookout and Adin, upper Pitt River region. Comment
  CAS-BOT-BC181915  Lupinus arbustus Bruce Bartholomew 1990-8-4 5636 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  SBBG3536  Lupinus arbustus H. and M. Dearing 1939-6-9 3637 Modoc Warner Mtns [near Squaw Peak?] 1828 Comment
  UC748284  Lupinus arbustus Annie M. Alexander and Louise Kellogg 1946-7-22 5038 Modoc Bear Camp Flat , Bear Camp Flat (Warner Mountains) 2286 Comment
  NY732851  Lupinus arbustus subsp. calcaratus H. C. Cantelow 1940-5-31 s.n. Modoc [perhaps 8 or 8.?] miles east of Indian Springs Comment
  POM28177  Lupinus arbustus subsp. calcaratus R. M. Austin, C. C. Bruce 1898-06 2146 Modoc [Unspecified] Comment
  RSA59729  Lupinus arbustus subsp. calcaratus E. K. Balls 1950-5-18 14742 Modoc 1.3 miles southwest of Canby Bridge on Highway 299. 1341 Comment
  SEINET10484626  Lupinus arbustus subsp. calcaratus Jeffrey Huber 1971-6-3 Huber 85 Modoc 5 miles s of canby on cal hwy 299, lupinus heavliy carpeting hillsides of large Basalitic boulders, sparse juniper, artemisia, purshia, poa assoc. 1280 Comment
  CAS-BOT-BC182186  Lupinus argenteus E. S. Willits 1940-6-9 333 Modoc Fort Bidwell. Comment
  CAS-BOT-BC182192  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  CAS-BOT-BC182198  Lupinus argenteus John Thomas Howell 1934-7-2 12367 Modoc W side of Clear Lake. Comment
  CAS-BOT-BC182087  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47455 Modoc Highway 395, Davis Creek (town), 6.4 mi. S. Comment
  JEPS65014  Lupinus argenteus var. heteranthus Leland S. Smith 1918-8-13 1035 Modoc Silver Creek south Warner Mts., foothills, Silver Creek Comment
  NY736938  Lupinus argenteus var. heteranthus Mrs. C. C. Bruce 08 1897 2147 Modoc Lakeshore Comment
  RSA0039533  Lupinus argenteus var. heteranthus Lowell A. Ahart, John Dittes 2012-7-10 18330 Modoc About 300 yards northeast of the old barn, on the sides of the mowed road. Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SDSU4664  Lupinus argenteus var. heteranthus D. F. Howe 1964-7-31 3907 Modoc Modoc National Forest 8.5 miles from entrnace on road from Likely, Warner mts. Comment
  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
  RSA260742  Lupinus burkei subsp. burkei Alice Eastwood, John T. Howell 1940-6-13 8129 Modoc Near Davis Creek. Comment
  HSC81085  Lupinus caudatus G. M. Riegel 1980-8-20 1086 Modoc South Warner Mtn. 1670 Comment
  RSA583143  Lupinus caudatus Louis C. Wheeler 1935-8-7 3805 Modoc Pine Creek, Warner Mtns. 1555 Comment
  CAS-BOT-BC181884  Lupinus latifolius Mrs. H. C. Cantelow 1940-6-1 Modoc 12.5 mi E of Alturas. Comment
  NY747135  Lupinus latifolius C. L. Hitchcock 1940-5-27 6664 Modoc 15 miles northeast of Alturas 1615 Comment
  UC201975  Lupinus latifolius var. viridifolius Mrs. M. H. Manning Aug. 1914 Modoc on Cedarville and Alturas Road 8 mi below Summit Warner Mts.; , below Summit on Cedarville and Alturas Rd. Comment
  UC865300  Lupinus latifolius var. viridifolius Lewis S. Rose 1940-6-13 40550 Modoc Davis Creek 1371 Comment
  CHSC67110  Lupinus lepidus var. sellulus James D. Jokerst 1987-5-13 2868 Modoc Radar Survey Site S of Doublhead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  UC15966  Lupinus lepidus var. sellulus M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  CAS-BOT-BC181852  Lupinus leucophyllus Alice Eastwood; John Thomas Howell 1940-6-14 8207 Modoc Canby. Comment
  SEINET10491189  Lupinus leucophyllus var. leucophyllus Delzie Demaree 1959-8-15 Demaree 41468 Modoc Moist bottoms; modoc nat'l forest. Comment
  SEINET8056945  Lupinus microcarpus M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88- 24 -1 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas 1478 Comment
  CAS-BOT-BC181839  Lupinus microcarpus var. microcarpus Alice Eastwood; John Thomas Howell 1940-6-13 8160 Modoc E side of Fandango Pass. Comment
  UC1584000  Lupinus microcarpus var. microcarpus G. Schoolcraft 1990-6-6 2076 Modoc about 10 mi n Alturas (near Joseph Creek); n of Alturas near Joseph Creek 1447 Comment
  UC619258  Lupinus microcarpus var. microcarpus J. and H. W. Grinnell 1938-6-16 1114 Modoc six mi s Fort Bidwell; s of Fort Bidwell 1463 Comment
  UC725357  Lupinus microcarpus var. microcarpus A. A. Heller 1941-6-26 16212 Modoc along U.S. Highway #299, 8 mi w Alturas; w of Alturas Comment
  JEPS65295  Lupinus polyphyllus var. burkei Frances D. Payne 1931-6-25 258 Modoc 2 mi SW of Warren Mt.; SE Modoc Co., Pine Creek Basin 2316 Comment
  RSA59818  Lupinus ruber E. K. Balls 1950-5-13 14685 Modoc Along west shore road, Goose Lake, 10.3 miles south of Oregon - California border. 1463 Comment
  RSA262988  Lupinus ruber B. J. Cox 1971-6-3 2608 Modoc 6 mi. N of Alturas on U.S. Hwy 395. 1341 Comment
  CAS-BOT-BC181811  Lupinus saxosus E. H. Steffen 1917-6-10 41 Modoc Jess Valley 1524 Comment
  SEINET10838289  Lupinus saxosus Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2617 Modoc 4 mi s of davis creek on u.s. 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
  SDSU7292  Lycopus asper D. F. Howe 1966-7-26 4304 Modoc 1.3 miles north of Lassen-Modoc Co. line, east of Warner Mts., Modoc Co. 1341 Comment
  CHSC106349  Lythrum tribracteatum Lowell Ahart; John Dittes 2010-8-30 17055 Modoc North side of a small wash, 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
  NY850321  Lythrum tribracteatum H. L. Mason 1947-7-10 13324 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  RSA0016027  Lythrum tribracteatum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39099 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  JEPS5984  Madia Frances D. Payne 1931-6-21 227 Modoc ridge w Dry Creek (northern tributary of Parker Creek); Warner Mountains 1981 Comment
  CAS-BOT-BC49429  Madia citriodora Bruce Bartholomew; Barrett Anderson 1989-6-3 4916 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  JEPS5970  Madia citriodora Frances D. Payne 1932-6-10 531 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCR57896  Madia elegans R. D. Goeden, Don W. Ricker 1989-8-24 30 Modoc Modoc National Forest, Bushey Road, west of Canby, near Pit River 1271 Comment
  CAS-BOT-BC49407  Madia glomerata Bruce Bartholomew 1991-8-4 6019 Modoc S end of Rim Rock Valley, ca. 8 km directly W of Goose Lake. 1580 Comment
  CAS-BOT-BC49445  Madia glomerata Louis Cutter Wheeler 1935-8-27 3923 Modoc 1 mi. E of South Mountain, Devil's Garden. 1524 Comment
  HSC41119  Madia glomerata Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3252 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 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
  CAS-BOT-BC49419  Madia gracilis Bruce Bartholomew 1990-6-15 5210 Modoc Kelly Spring, 5.5 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  RSA531342  Madia gracilis subsp. gracilis Bruce Bartholomew 1989-7-14 4938 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  CAS-BOT-BC242036  Maianthemum racemosum Elmer Ivan Applegate 1932-8-2 8084 Modoc Mill Creek Meadows, region of the south fork of Pit River. E slope of Warner Mts. Comment
  CAS-BOT-BC242040  Maianthemum racemosum M. M. Hanna 1956-6-5 976 Modoc Cedar Pass. Comment
  CAS-BOT-BC242166  Maianthemum stellatum Francis Dorris Payne 1931-6-20 201 Modoc Parker Creek. Comment
  POM312927  Maianthemum stellatum Verne Grant, Irving Schneider 1947-7-22 8141 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  CAS-BOT-BC49385  Malacothrix glabrata Bruce Bartholomew 1992-5-15 6291 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1410 Comment
  HSC14990  Medicago lupulina M. T. Milligan 1966-6-14 460 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC247628  Melica Elmer Ivan Applegate 1932-7-31 7987 Modoc Mill Creek Meadows. Comment
  CAS-BOT-BC271119  Melica bulbosa John Thomas Howell 1934-6-14 12174 Modoc Near Lost Lake 2438 Comment
  UCD87298  Melica fugax L. Whitney 1935-5-24 3120 Modoc Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  UCD88622  Melica subulata August L. Hormay 1932-7-17 s.n. Modoc Lily Lake. Comment
  SEINET10737674  Melilotus officinalis Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 928 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  POM126662  Mentha canadensis Franklin P. Nutting s.n. Modoc Forestdale Comment
  RSA252483  Mentha canadensis Robert F. Thorne, C. W. Tilforth 1969-9-5 39184 Modoc Pine Creek where it is crossed by Hwy 395, 3.4 miles S of Alturas. 1341 Comment
  UC70386  Mentha canadensis Milo S. Baker July 1898 539 Modoc Forestdale Comment
  CAS-BOT-BC179859  Mentha spicata Bruce Bartholomew 1992-8-10 6402 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  POM126628  Mentzelia albicaulis M. French Gilman 567 Modoc Dry slopes. 1677 Comment
  CAS-BOT-BC179132  Mentzelia dispersa R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2368 Modoc Goose Lake. Comment
  CAS-BOT-BC179138  Mentzelia dispersa Bruce Bartholomew 1991-7-4 5923 Modoc Vicinity of Pine Spring between Miller Gulch and Twin Lakes. 1420 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
  UC1075755  Mentzelia dispersa Robert J. Weatherby 1955-7-8 1611 Modoc 7 mi n Ft. Bidwell; Northern Warner Mts.,Northern Juniper Woodland 1874 Comment
  UC1563685  Mentzelia dispersa Barbara Ertter 1988-6-18 7608 Modoc NE Dry Lake (W side hwy 139 just S of where it crosses railroad at jct to Clear Lake,); E of lava Beds Nat'l Monument 1249 Comment
  CAS-BOT-BC179124  Mentzelia laevicaulis E. S. Willits 1939-10-10 155 Modoc Surprise Valley. Comment
  UCR64881  Mentzelia laevicaulis George K. Helmkamp 1990-9-23 H- 6 Modoc US Hwy 395, 13 mi north of Likely 1345 Comment
  UC711841  Mentzelia laevicaulis var. laevicaulis Roxana S. Ferris and Laura Lorraine 1941-8-14 10608 Modoc on road between Fort Bidwell and Pine Creek (East slope of Fandangao Pass near base of pass.); Warner Mountains Comment
  CAS-BOT-BC179112  Mentzelia veatchiana Bruce Bartholomew 1991-5-24 5707 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC170843  Mentzelia veatchiana Ira L. Wiggins; Dorothy B. Wiggins 1961-6-12 16439 Modoc Sunny hillsdie 4 mi. E of summit of Cedar pass, along Cedar Pass Road Comment
  HSC46162  Menyanthes trifoliata J. P. Smith, J. O. Sawyer 1973-8-9 7278 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
  CAS-BOT-BC498692  Mertensia ciliata E. K. Balls 1950-5-20 14791 Modoc South Fork Public Camp, South Fork Pit River (likely to Clear Lake) 1432 Comment
  UC24926  Mertensia ciliata Mrs. R. M. Austin and Bruce Jun 1898 2372 Modoc Comment
  CAS-BOT-BC54001  Mertensia longiflora Francis Dorris Payne 1932-5-27 408 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC54003  Mertensia longiflora Bruce Bartholomew 1991-5-24 5738 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  JEPS70775  Mertensia longiflora L. S. Smith 1919-5-1 1083 Modoc Modoc Nat'l Forest, Warner Mts., South Warners 1828 Comment
  RSA486802  Mertensia longiflora Bruce Bartholomew, B. Anderson 1988-5-13 4153 Modoc Along Parker Creek Road, 0.5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mountains. 1650 Comment
  NY1084275  Mertensia oblongifolia B. M. Bartholomew 1992-5-15 6301 Modoc Tamarack Flat, east side of the Warner Mountains 2160 Comment
  CAS-BOT-BC54018  Mertensia oblongifolia var. nevadensis Bruce Bartholomew; Barrett Anderson 1988-5-13 4157 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  CAS-BOT-BC225954  Micranthes nidifica Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6434 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  CAS-BOT-BC429024  Micranthes nidifica Ira L. Wiggins; Dorothy B. Wiggins 1961-6-12 16423 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1935 Comment
  CAS-BOT-BC225968  Micranthes oregana Bruce Bartholomew; Barrett Anderson 1988-6-24 4367 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC49400  Microseris nutans Bruce Bartholomew; Barrett Anderson 1990-7-20 5524 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  HSC6028  Microseris nutans M. T. Milligan 1965-6-27 364 Modoc 1677 Comment
  CAS-BOT-BC197897  Microsteris gracilis Bruce Bartholomew; Barrett Anderson 1989-4-27 4619 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC197917  Microsteris gracilis Bruce Bartholomew 1992-5-17 6341 Modoc S side of White Horse Flat Reservoir in the vicinity of McArthur Cow Camp. 1390 Comment
  CHSC117815  Microsteris gracilis L. P. Janeway 2016-5-16 11973 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  CHSC85099  Microsteris gracilis John Dittes; Josephine Guardino 1991-6-1 377 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  HSC17126  Microsteris gracilis M. T. Milligan 1964-3-29 Modoc 5 mi. W of Alturas on Centerville Rd. 1372 Comment
  UCD118921  Microsteris gracilis R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Cemetery, Alturas. Comment
  RSA152448  Microsteris gracilis subsp. gracilis I. L. Wiggins, Dorothy Wiggins 1961-6-13 16452 Modoc Wet meadow at southern outskirts of Fort Bidwell Comment
  UC748145  Mimulus arvensis Annie M. Alexander and Louise Kellogg 1946-6-18 4800 Modoc Patterson Mill-Silver Creek roads 1828 Comment
  UC71617  Mimulus breweri Mrs. M. H. Manning Modoc Mt. Bidwell Comment
  JEPS17611  Mimulus breweri Rimo Bacigalupi with G. Thomas Robbins 1955-7-19 5380 Modoc not far from stream in Soup Spring Meadow; Modoc National Forest, Warner Mountains 2072 Comment
  JEPS4004  Mimulus breweri Frances D. Payne 1935-7-19 788 Modoc s and e Alturas (mouth of Dry Creek, tributary of Parker Creek); Warner Mountains Comment
  JEPS3552  Mimulus cusickii G. Dallas Hanna 1952-9-20 Modoc Conklin Canyon Warner Mountains Comment
  RSA210887  Mimulus guttatus Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39094 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  JEPS28996  Mimulus guttatus Frances D. Payne 1931-6-18 189 Modoc Parker Creek watershed Warner Mountains 1584 Comment
  POM43718  Mimulus guttatus R. M. Austin 518 Modoc Willow Creek. Comment
  UC1602795  Mimulus guttatus Milo S. Baker 1893-7-2 Modoc Comment
  CDA35646  Mimulus lewisii J. R. Keck Jr. 1985-7-11 PDR# 330135 Modoc Davis Creek, Modoc National Forest. Comment
  UC748139  Mimulus lewisii Annie M. Alexander and Louise Kellogg 1946-6-22 4816 Modoc Bidwell Creek Warner Mountains Comment
  JEPS10781  Mimulus moschatus W. L. Jepson 1918-8-7 7855 Modoc Mt. Bidwell Warner Mts. 2072 Comment
  UC76061  Mimulus moschatus Milo S. Baker July, 1898 545 Modoc Forestdale Comment
  UC27067  Mimulus moschatus Milo S. Baker 1893-7-15 Modoc Comment
  POM3473  Mimulus moschatus var. longiflorus R. M. Austin, C. C. Bruce 1898-07 2275 Modoc Head of Davis Creek. Comment
  HSC26558  Mimulus nanus var. nanus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19486 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  RSA186209  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7841 Modoc Willow Creek, Warner Mountains. 1524 Comment
  RSA535447  Mimulus nanus var. nanus David M. Thompson 1988-6-2 925 Modoc Ca. 6.8 mi NW of Canby. 0.1 mi SE of turnoff for Howard's Gulch Campground along Hwy 139. 1500 Comment
  RSA152603  Mimulus nanus var. nanus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16413 Modoc Near summit of Cedar Pass, between Alturas and Cedarville. 1936 Comment
  RSA93429  Mimulus nanus var. nanus Milo S. Baker 1936-6-14 8312 Modoc Sink along Hwy. Malin to Canby several miles N of Quarantine Station. Comment
  JEPS86680  Mimulus pulsiferae L. R. Heckard with T. I. Chuang 1990-7-14 6761 Modoc 0.7 mi e Soldier Creek Rd. (along Old Common Mill Rd., ca. 2 mi n of Cedar Pass) 2075 Comment
  RSA535784  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 miles W of railroad crossing. 1330 Comment
  CHSC111985  Mimulus tilingii B. Castro; L. P. Janeway 2008-8-17 1748 Modoc Warner Mountains. North slope of Bald Mountain; mid-slope not far above last row of trees. 2316 Comment
  JEPS86346  Mimulus tilingii Jack and Betty Guggolz 1988-7-4 976 Modoc West Branch of Bidwell Creek Comment
  UC1025084  Mimulus tricolor Leo Whitney 1935-6-2 3179 Modoc near White Horse; White Horse lake (flat) Comment
  UC465889  Minuartia douglasii Franklin P. Nutting Modoc Big Valley Mts. Comment
  CAS-BOT-BC95212  Minuartia nuttallii Elmer Ivan Applegate 1932-8-1 8018 Modoc W slope of Warner Mts., S of Warren Peak. Comment
  UC1553374  Minuartia nuttallii subsp. gregaria Sch/Yor/Hor/Ach 1988-7-16 1835 Modoc along trail sw Squaw Peak; Warner Mtns. 2438 Comment
  CAS-BOT-BC225802  Mitella pentandra Elmer Ivan Applegate 1932-7-7 8240 Modoc Lily Lake, Bidwell Pass, Warner Mts. Comment
  UC7700  Mollugo verticillata W. H. Brewer August, 1862 1338 Modoc Eagle Creek Canyon, Hubbard's Ranch, Camp 94 Eagle Creek Canyon; , Hubbard's Ranch, Camp 94 Comment
  CAS-BOT-BC179851  Monardella odoratissima subsp. glauca Leland S. Smith 1917-7-11 98 Modoc Granger Mill Camp. 1981 Comment
  CAS-BOT-BC179853  Monardella odoratissima subsp. glauca Mona Bourell; Robert Patterson 1993-8-15 5254 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC222000  Monardella odoratissima subsp. glauca Clare B. Hardham 1975-8-1 20585 Modoc Rimrock west of Lake City 2438 Comment
  SEINET5333376  Monardella odoratissima subsp. glauca D. Charlet 1989-8-16 537 Modoc Warner Mountains, 1.3 km west/northwest of Eagle Peak 2560 Comment
  CHSC67816  Monardella odoratissima subsp. odoratissima James D. Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument, summit and upper W-facing slope of Caldwell Minor near E edge of monument boundary. 1402 Comment
  CAS-BOT-BC179364  Monardella odoratissima subsp. pallida Bruce Bartholomew; Barrett Anderson 1988-7-21 4419 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC220237  Monardella sheltonii M. S. Baker 1893-1-1 s.n. Modoc N.E. Egg Lake Comment
  CAS-BOT-BC95545  Monolepis nuttalliana Bruce Bartholomew; Barrett Anderson 1989-6-3 4895 Modoc S side of Clear Lake Reservoir. 1400 Comment
  NY539897  Monolepis nuttalliana B. M. Bartholomew 1995-6-2 6935 Modoc 6.4 km east of Eagleville, south end of Surprise Valley 1380 Comment
  SD61020  Monolepis nuttalliana Darley F. Howe 1964-7-31 3903 Modoc 10.2 miles from entrance to Modoc National Forest on road east of Likely, Warner Mountains. 1830 Comment
  CAS-BOT-BC197516  Montia chamissoi Bruce Bartholomew; Barrett Anderson 1990-7-20 5506 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC197520  Montia chamissoi E. S. Willits 1940-5-17 265 Modoc Willow Ranch. Comment
  CAS-BOT-BC197525  Montia chamissoi Alice Eastwood; John Thomas Howell 1940-6-12 8076 Modoc Between Likely and Jess Valley. Comment
  UC1025099  Montia chamissoi Leo Whitney 1934-5-5 1609 Modoc 15 mi w of Canby (Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  HSC80773  Montia chamissoi G. M. Riegel 1980-7-30 976 Modoc S Warner Mtns. 2100 Comment
  SJSU9616  Montia chamissoi Wayne Savage 1979-7-6 1406 Modoc Triangle, Antelopes Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC197508  Montia fontana Bruce Bartholomew 1992-5-16 6331 Modoc S end of Sweagert Flat. 1840 Comment
  UC71836  Montia fontana Mrs. M. H. Manning May, 1903 116 Modoc Spring near Fort Bidwell (in north-eastern Modoc County) Comment
  CAS-BOT-BC197502  Montia linearis Bruce Bartholomew 1991-6-21 5816 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  NY497771  Montia linearis B. M. Bartholomew 1989-4-27 4614 Modoc 2.1 km south-southeast of Day on road to State Highway 299 1020 Comment
  JEPS70579  Muhlenbergia asperifolia L. S. Smith 1917-8-19 152 Modoc Bidwell Warner Mts. 1371 Comment
  CAS-BOT-BC498753  Muhlenbergia asperifolia L. S. Smith 1924-7-24 s.n. Modoc Modoc Forest: East side Warner Mtns near Deep Creek R.S. 1676 Comment
  SEINET7297181 Image available Muhlenbergia asperifolia Leland S. Smith 1917-1 152901 Modoc Surprise Valley, Ft. Bidwell, Warner Mts. 1372 Comment
  CAS-BOT-BC247566  Muhlenbergia filiformis Bruce Bartholomew 1992-8-9 6394 Modoc Upper region of Owl Creek drainage, below cliffs, E of Summit Trail, E side of Warner Mountains. 2500 Comment
  UC60839  Muhlenbergia filiformis M. S. Baker and Frank Nutting 1894-8-25 Modoc meadow near Forestdale 1371 Comment
  RSA722575  Munroa squarrosa Richard Halse 2006-8-3 6988 Modoc Along Jess Valley Road ca. 4 miles east of Likely, just past bridge over the Pit River. 1387 Comment
  HSC75580  Myosotis laxa G. M. Riegel 1980-7-1 792 Modoc S Warner Mtns. 2100 Comment
  UC1101354  Myosurus apetalus Herbert L. Mason 1957-6-21 14704 Modoc w side of Said Valley Comment
  CAS-BOT-BC217297  Myosurus minimus Bruce Bartholomew; Barrett Anderson 1989-4-28 4654 Modoc 11 km N of State Highway 299 and ca. 1 km S of Raker & Thomas Reservoir. 1500 Comment
  SEINET934247  Myriophyllum sibiricum Verne Grant, Herbert L. Mason 1947-1 13385 Modoc Irrigation ditch by Jones Lane, off Highway 395, several miles south of Alturas. Comment
  UC1101498  Myriophyllum sibiricum Herbert L. Mason and Verne Grant 1947-7-12 13385 Modoc Irrigation ditch by Jones' Lane, off Highway 395, several mi S of Alturas. Comment
  RSA252500  Myriophyllum verticillatum Robert F. Thorne, C. W. Tilforth 1969-9-5 39147 Modoc North of South Fork of Pit River above jct. with West Creek at Public Campground, ca. 6 mi. E of Likely. 1402 Comment
  OBI48662  Nama demissa Lewis S. Rose 1940-6-14 40581 Modoc Mammoth Cave, 5 mi W of Perez 1280 Comment
  CAS-BOT-BC179313  Nama densa Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6459 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  UC133073  Nama densa var. parviflora Mrs. R. M. Austin Aug. 1894 244 Modoc plains n Alturas; n of Alturas Comment
  CAS-BOT-BC198018  Navarretia breweri Mrs. H. C. Cantelow 1940-6-2 4146 Modoc 10 mi. NW of Canby, road to lava beds. Comment
  JEPS70247  Navarretia breweri Milo S. Baker 1894-6-29 Modoc Big Valley Comment
  RSA73726  Navarretia breweri Alice Eastwood, J. T. Howell 1940-6-13 8133 Modoc West side of Fandango Pass. Comment
  UC705723  Navarretia breweri Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc w slope Cedar Peak; Warner Mts. Comment
  RSA150284A  Navarretia capillaris A. J. Cronquist, Arthur H. Holmgren 1959-6-20 8522 Modoc Warner Mountains: at Cedarville Pass, between Cedarville and Alturas. 1921 Comment
  CAS-BOT-BC197998  Navarretia divaricata subsp. vividior Lewis Samuel Rose 1940-6-14 40574 Modoc 8 mi NW of Canby. 1524 Comment
  CAS-BOT-BC198006  Navarretia divaricata subsp. vividior Bruce Bartholomew 1991-7-4 5894 Modoc S end of Higgins Flat. 1370 Comment
  RSA767681  Navarretia intertexta L. Ahart, John Dittes 2010-8-30 17056 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
  JEPS117329  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
  HSC17142  Navarretia intertexta subsp. propinqua M. T. Milligan 1964-7-1 119 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  SJSU9537  Navarretia intertexta subsp. propinqua W. Savage 1979-7-3 1276 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD37469  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-17 5679 Modoc Modoc County, 2 miles north of Perez, Timber Mountain Fire Station. 1280 Comment
  RSA91886  Navarretia intertexta subsp. propinqua Beecher Crampton 1954-7-6 2108 Modoc Shields Creek, Warner Mountains, 20 miles east of Alturas. 1829 Comment
  CAS-BOT-BC197966  Navarretia leucocephala subsp. minima Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13328 Modoc About small lake at eastern outskirts of Lookout. Comment
  CHSC85181  Navarretia leucocephala subsp. minima John Dittes; Josephine Guardino 1991-6-1 357 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
  POM312621  Navarretia sinistra H. L. Mason 1947-8-8 13455 Modoc Ingalls Swamp, north of Big Sage Reservoir, northwest of Alturas Comment
  RSA148666  Navarretia sinistra Clare B. Hardham 1961-6-21 7900 Modoc Warner Mountains: Lakeview-Plush Road. 1829 Comment
  CAS-BOT-BC7186  Nemophila austiniae R. M. Austin 1885-6-1 s.n. Modoc Davis Creek Comment
  JEPS1527  Nemophila breviflora L. Constance 1938-6-12 2332 Modoc 13.4 mi ne Alturas (edge of Thombs Creek at foot of Bonner Grade, Cedar Pass Road, western foothills of the Warner Range); western foothills of Warner Range, Thombs Creek 1524 Comment
  SEINET183890  Nemophila breviflora L. Constance 1938-6-12 2332 Modoc Edge of Thombs Creek at foot of Bonner Grade Cedar Pass road 13.4 miles NE of Alturas western foothills of the Warner 1524 Comment
  CAS-BOT-BC179297  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
  JEPS79122  Nemophila pedunculata L. R. Heckard with Rimo Bacigalupi 1980-6-10 5224 Modoc sw margin of Egg Lake (now dry) Comment
  UC1021925  Nemophila pedunculata Rolf Y. Berg 1955-6-22 Modoc w Cedarville (Cedar Pass Campground); Modoc National Forest, w of Cedarville Comment
  UC65048  Nemophila pedunculata Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA76019  Nemophila pedunculata F. W. Peirson 1926-6-25 6896 Modoc Small side canyon 1 mile east of summit, Cedarville Road, Warner Mountains. 1829 Comment
  UC20412  Neoholmgrenia andina M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  HSC65549  Nepeta cataria Thomas Wood 1979-8-8 200 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  RSA155794  Nestotus stenophyllus P. H. Raven 1962-5-29 17895 Modoc 14 miles NW of Canby. Comment
  UC36566  Nestotus stenophyllus Mrs. C. C. Bruce Jun, 1898 2184 Modoc Hugh table land, Lake City Mt. Comment
  RSA183177  Nicotiana attenuata Delzie Demaree 1959-8-15 41473 Modoc Howard Gulch Public Campground. P.O. Canby. Comment
  CAS-BOT-BC349918  Nothocalais troximoides B. Bartholomew; M. Bourell 1990-4-27 5177 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass 1540 Comment
  JEPS5994  Nothocalais troximoides Frances D. Payne 1932-6-10 535 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1546992  Nuphar lutea subsp. polysepala Leila M. Shultz, John S. Shultz 1985-6-23 8600 Modoc at crossing 14 mi n of Likely (south fork of the Pit River); Pit River 1371 Comment
  CAS-BOT-BC190805  Oenothera elata subsp. hirsutissima Bruce Bartholomew 1991-10-13 6127 Modoc Ca. 1.5 km SE of Adin on County Road 88. 1240 Comment
  JEPS124353  Oenothera elata subsp. hirsutissima Lowell Ahart, John Dittes 2015-7-16 20361 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC190800  Oenothera flava subsp. flava Elmer Ivan Applegate 1897-6-5 3026 Modoc Near Alturas. Comment
  CHSC85114  Oenothera flava subsp. flava John Dittes; Josephine Guardino 1991-7-21 425 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC245095  Olsynium douglasii var. douglasii Edward Kent Balls 1950-5-12 14641 Modoc Above Buck Creek Ranger Station. 1767 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
  RSA153383  Onopordum acanthium T. C. Fuller 1960-7-27 4992 Modoc Southeast of 4th and East Streets, Alturas Comment
  UC27874  Orobanche fasciculata M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley near Lookout. Comment
  CAS-BOT-BC190787  Orobanche uniflora E. H. Steffen 1917-6-10 39 Modoc Jess Valley. 1524 Comment
  HSC29981  Orobanche uniflora D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19462 Modoc On hillside above the Rush Creek Campground ca. 8 mi. N of Adin. Comment
  JEPS79135  Orobanche uniflora L. R. Heckard with R. Bacigalupi 1980-6-11 5238 Modoc about 10 air mi se Alturas (junction of Parker Creek and Shields Creek roads) 1737 Comment
  SEINET6031268  Orobanche uniflora var. occidentalis M. J. Williams 1968-6-1 1154 Modoc Cedar Pass [Warner Mts.} Comment
  UC412736  Orthilia secunda Franklin P. Nutting Modoc Forestdale Comment
  CAS-BOT-BC232322  Orthocarpus cuspidatus subsp. copelandii Francis Dorris Payne 1932-6-26 614 Modoc Parker Creek. 1584 Comment
  CHSC70481  Orthocarpus cuspidatus subsp. cryptanthus A. Sanger 1996-7-12 2409 Modoc S of Paynes Peak, in bench below tower. 2182 Comment
  POM44249A  Orthocarpus hispidus R. M. Austin 1895-07 537 Modoc Goose Lake Valley. Comment
  UC735036  Osmorhiza berteroi Lincoln Constance 1946-7-4 3103 Modoc Deep Creek 3.4 mi below summit; Warner Mountains 1828 Comment
  CAS-BOT-BC15744  Osmorhiza depauperata John Thomas Howell 1934-6-12 12028 Modoc Plum Valley. Comment
  JEPS15929  Osmorhiza occidentalis L. S. Smith 1918-8-11 1019 Modoc Lost Lake Trail Modoc National Forest, Warner Mts. (Camp One, T38-16) 2438 Comment
  UC21056  Osmorhiza occidentalis Mrs. R. M. Austin and Bruce June, 1898 2263 Modoc Lake City Mt. 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
  POM82804  Osmorhiza occidentalis Mrs. R. M. Austin 502 Modoc Davis Creek Comment
  CHSC100838  Oxyria digyna L. P. Janeway 2008-8-17 9568 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2400 Comment
  RSA17706  Oxyria digyna Elmer I. Applegate 1932-8-5 8178 Modoc Craggy summit of Cedar Mountain, north of Cedar Pass, Warner Mountains Comment
  CAS-BOT-BC50306  Packera cana Mrs. H. C. Cantelow 1940-6-2 Modoc 4 mi. W of Alturas on road to Lava Beds National Monument. Comment
  CAS-BOT-BC50350  Packera cana Bruce Bartholomew 1991-6-21 5831 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  HSC6104  Packera cana M. T. Milligan 1966-8-3 628 Modoc W slope of Eagle Peak 2439 Comment
  UC190691  Packera cana M. F. Gilman 592 Modoc 1676 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
  SEINET11744641 Image available Packera eurycephala M. J. Williams 1984-6-30 84- 83 -1 Modoc 16.3 mi on Parker Creek road, paved road to Cedar Pass road 1.5 mi 1524 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-BC50323  Packera eurycephala var. eurycephala Francis Dorris Payne 1931-6-8 186 Modoc Parker Creek. Comment
  CAS-BOT-BC190778  Paeonia brownii E. S. Willits 1940-5-4 211 Modoc Willow Ranch. Comment
  HSC81026  Paeonia brownii G. M. Riegel 1980-8-9 1027 Modoc S Warner Mtns. 2100 Comment
  NY241769  Paeonia brownii B. M. Bartholomew 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  POM260872  Paeonia brownii Alice Eastwood, John T. Howell 1940-6-13 8117 Modoc Surprise 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
  POM275207  Paeonia brownii A. M. Alexander, Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2165 Comment
  POM99653  Paeonia brownii R. M. Austin 1895-06 219 Modoc Goose Lake Valley. 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
  JEPS114781  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
  SEINET10609328  Panicum capillare var. brevifolium Louis C. Wheeler 1935-9-13 Wheeler 3984 Modoc Among rocks in dry sunny stream bed. Fletcher Creek at Pease Place, Devil's Garden. S32 T47N, R12E. 1524 Comment
  NY783754  Parnassia fimbriata B. M. Bartholomew 1990-8-4 5651 Modoc Side tributary in upper reaches of Owl Creek drainage, east side of Warner Mountains 2500 Comment
  CAS-BOT-BC232314  Pedicularis attollens Robert Patterson; Mona Bourell 1993-8-14 5216 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  UC447222  Pedicularis attollens Franklin P. Nutting 1893-6-22 Modoc Forestdale Comment
  RSA401926  Pedicularis attollens George Willet 1935-6-26 s.n. Modoc Jess Valley, Warner Mountains. 2439 Comment
  CAS-BOT-BC232305  Pedicularis groenlandica subsp. surrecta Elmer Ivan Applegate 1932-7-6 8242 Modoc Lily Lake, Bidwell Pass, Warner Mountatins Comment
  CAS-BOT-BC245200  Pedicularis semibarbata Annie Montague Alexander; L. 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
  UCSC002899  Pellaea brachyptera W. Doyle 1975-6-21 s.n. Modoc Rock outcrop above mine, east exposure Bidwell Creek Rd. Comment
  HSC80876  Pellaea breweri G. M. Riegel 1980-7-31 928 Modoc S Warner Mtns. 1829 Comment
  RSA11917  Penstemon davidsonii subsp. davidsonii Elmer I. Applegate 1932-7-9 7618 Modoc Bidwell Mountain, Warner Mountains. Comment
  CAS-BOT-BC232342  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-3 8120 Modoc High arid summit of Warner Mts. just N of Eagle Peak. Comment
  CAS-BOT-BC232348  Penstemon davidsonii var. davidsonii Francis Dorris Payne 1929-7-26 s.n. Modoc Mt. Warren, Warner Mountains Comment
  NY590168  Penstemon davidsonii var. davidsonii N. H. Holmgren 1964-8-22 1721 Modoc Warner Range, Modoc National Forest, Eagle Peak. 3027.9 Comment
  UC573267  Penstemon deustus M. H. Mitchell 1936-5-21 49 Modoc 2 mi SE Hospital Rock; Modoc Lava Beds Natl. Mon., Dorris Quadrangle 1249 Comment
  RSA0026212  Penstemon deustus John F. Emmel 1997-6-9 1500 Modoc Eastern foothills of Warner Mts., NE of Fort Bidwell; along County Road 1, 12.5 road miles NE of junction with County Road 6, north of Cow Head Lake, 0.4 air mile NE of BM 5240. 1598 Comment
  RSA647534  Penstemon deustus Marion P. Harthill 1971-6-23 372 Modoc Fort Bidwell. Comment
  CAS-BOT-BC232369  Penstemon deustus var. pedicellatus Bruce Bartholomew 1990-6-15 5223 Modoc SW side of Deer Spring Ridge near the border with Lasson Co. 1720 Comment
  CAS-BOT-BC232370  Penstemon deustus var. pedicellatus Bruce Bartholomew; Barrett Anderson 1988-6-23 4256 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  CAS-BOT-BC232375  Penstemon deustus var. pedicellatus Bruce Bartholomew; Barrett Anderson 1989-6-3 4876 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  JEPS11229  Penstemon deustus var. pedicellatus Milo S. Baker 1894-1 Modoc Egg Lake Comment
  CAS-BOT-BC232334  Penstemon deustus var. pedicellatus C. C. (Mrs.) Bruce 1899-1-1 2206 Modoc Mt. Comment
  NY591826  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-7 25730 Modoc Route 299, 6 miles northeast of Adin 1402.1 Comment
  CAS-BOT-BC245535  Penstemon gracilentus Robert Patterson; Mona Bourell 1993-8-15 5280 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  RSA11916  Penstemon gracilentus Elmer I. Applegate 1932-7-31 7959 Modoc Mill Creek Meadow. Warner Mtns. Comment
  UC748182  Penstemon gracilentus Annie M. Alexander and Louise Kellogg 1946-6-28 4861 Modoc Pine Creek Canyon n end Warner Mountains, Pine Creek Canyon 2011 Comment
  CAS-BOT-BC245526  Penstemon humilis var. humilis Dean William Taylor 1988-6-4 9762 Modoc Tule Lake Basin, Doie Flat, ca. 2.6 mi S10 deg. E of Casuse Mountain. 1280 Comment
  NY604219  Penstemon janishiae N. H. Holmgren 1978-6-8 8883 Modoc Crowder Flat road, 0.5 km (0.3 mile) from junction with California Highway 299 which is 5.6 km (3.5 miles) west of U.S. Highway 395 (Alturas) 1340 Comment
  CAS-BOT-BC245515  Penstemon laetus var. sagittatus Milo Samuel Baker 1936-6-14 8317 Modoc Quarantine Station, on Hwy from Marlin to Canby. Comment
  NY604570  Penstemon laetus var. sagittatus E. K. Balls 1952-10-11 18167 Modoc 6.7 miles west of turn off Highway 139 on road to Pumice Pits at edge of Glass Flow (east edge) 1280.2 Comment
  LA35157  Penstemon newberryi var. newberryi Mary V. Hood; 1944-6-27 44- 91 k* Modoc Sierra Nevada, Sequoia National Park, Summit Little Baldy 2544 Comment
  CAS-BOT-BC245510  Penstemon procerus var. procerus Bruce Bartholomew 1995-8-1 7148 Modoc Headwater of Schadler Ditch just NE of Bidwell Mtn., E side of the Warner Mountains. 2110 Comment
  CAS-BOT-BC245574  Penstemon roezlii Bruce Bartholomew; Barrett Anderson 1988-6-25 4392 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  JEPS126555  Penstemon roezlii Lowell Ahart, John Dittes 2016-6-6 20944 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  NY641741  Penstemon roezlii K. A. Vincent 1987-8-4 4496 Modoc Warner Mountains; along CA 11 ca. 1.5 miles east-southeast of jct. US 395 in Davis Creek 1585.0 Comment
  NY650125  Penstemon roezlii R. M. Austin 06 1894 6438 Modoc Willow Creek Valley Comment
  NY677132  Penstemon roezlii K. Paulson 1988-6-11 20 Modoc Barnes Garden, Crowser Flat Road to Devil's Garden 1433 Comment
  POM260862  Penstemon roezlii Alice Eastwood, John T. Howell 1940-6-13 8189 Modoc West side of Cedar Pass. Comment
  RSA401758B  Penstemon roezlii Christopher Davidson 1973-5-26 2134 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  SFV17481  Penstemon roezlii P. Wilson 1998-7-20 3539 Modoc About 1 mile north of Cedar Pass off Highway 299. 1900 Comment
  UC690358  Penstemon roezlii David D. Keck and J. Clausen 1935-6-24 3712 Modoc 3 mi ne Willow Ranch (e of Goose Lake); , ne of Willow Ranch 1550 Comment
  CAS-BOT-BC245487  Penstemon rydbergii var. oreocharis M. Vasey 1990-6-30 9029 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  CAS-BOT-BC245504  Penstemon rydbergii var. oreocharis Bruce Bartholomew 1991-7-4 5910 Modoc Roney Flat. 1460 Comment
  HSC80749  Penstemon rydbergii var. oreocharis G. M. Riegel 1980-7-2 816 Modoc S Warner Mtns. 1829 Comment
  POM260366  Penstemon rydbergii var. oreocharis C. Leo Hitchcock 1940-5-28 6726 Modoc 15 miles N of Alturas. 1402 Comment
  RSA11914  Penstemon rydbergii var. oreocharis Elmer I. Applegate 1932-7-9 7595 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  UC565590  Penstemon rydbergii var. oreocharis F. H. Frost 1925-7-24 135 Modoc Jess Valley Warner Mountains, Jess Valley (s Modoc County) Comment
  UCR77773  Penstemon rydbergii var. oreocharis K. Paulson, R. Paulson 1989-7-4 171 Modoc About 1 mi south of Patterson Ranger Station, S end of Warner Mtns 2122 Comment
  RSA420365  Penstemon rydbergii var. oreocharis Robert Gustafson 1985-6-13 3164 Modoc Jct of Hwy 49 and Forest Service road 12, Yuba Pass summit. 2043 Comment
  CAS-BOT-BC245546  Penstemon speciosus Mrs. H. C. Cantelow 1940-6-1 4470 Modoc 12.5 mi. E of Alturas, road to Warner Mts. Comment
  UC1063194  Penstemon speciosus R. C. Wilson 1933-6-10 43 Modoc Pothole Gulch Modoc National Forest, Canby Quad. 1310 Comment
  NY661015  Penstemon speciosus R. M. Austin 06 1898 3360 Modoc Comment
  SEINET12326116  Penstemon speciosus A. Seneres, Harold, N. 1983-1 102 Modoc 1.5 mi S of north fork of Deep Creek at intersection of road, Modoc Nat. Forest 2111 Comment
  CAS-BOT-BC140471  Peraphyllum ramosissimum Malcom A. Nobs; S. Galen Smith 1949-5-29 766 Modoc East of Kelley Hot Springs Comment
  CHSC67700  Peraphyllum ramosissimum James D. Jokerst 1983-5-31 1815 Modoc Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. 1341 Comment
  UC1191506  Peraphyllum ramosissimum Malcolm A. Nobs and S. Galen Smith 1949-5-29 766 Modoc e of Kelley Hot Springs 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
  CAS-BOT-BC15710  Perideridia bolanderi subsp. bolanderi Louis Cutter Wheeler 1935-8-16 3881 Modoc Dismal Swamp. 2225 Comment
  SEINET11142109  Perideridia bolanderi subsp. bolanderi M. J. Williams 1984-7-1 84- 86 -1 Modoc Crowder Flat Road, 3.1 miles N of Hwy 299. 1341 Comment
  HSC80791  Perideridia gairdneri subsp. gairdneri G. M. Riegel 1979-9-1 736 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC15717  Perideridia oregana Leland S. Smith 1922-6-5 1248 Modoc Stone Coal Valley. 1310 Comment
  JEPS5966  Perideridia oregana Frances D. Payne 1931-7-4 311 Modoc Parker Creek Warner Mountains 1584 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
  CHSC117289  Persicaria lapathifolia Lowell Ahart; John Dittes 2016-7-14 21189 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS124358  Persicaria maculosa Lowell Ahart, John Dittes 2015-7-16 20375 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS4031  Phacelia adenophora Frances D. Payne 1932-6-19 549 Modoc canyon on Jess Valley rd; se Modoc Co. 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
  SJSU11217  Phacelia hastata J. W. Tilden 1958-6-25 1266 Modoc near Monument Hdqtrs, Lava Beds National Monument Comment
  CAS-BOT-BC179259  Phacelia hastata subsp. hastata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10514 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  POM73456  Phacelia heterophylla subsp. virgata Mrs. R. M. Austin 547 Modoc Goose Lake Valley Comment
  UC1191850  Phacelia humilis Herbert L. Mason 1948-7-18 13620 Modoc Cedar Pass Warner Mountains Comment
  UC1226494  Phacelia humilis Arthur Cronquist and Arthur H. Holmgren 1959-6-19 8507 Modoc atop ridge s Mill Creek (a little above Clear Lake, 15 mi e of Likely); Warner Mts. 1981 Comment
  UC735037  Phacelia humilis Lincoln Constance 1946-7-4 3102 Modoc above Thom's Creek (17 mi ne of Alturas); Warner Mountains 1676 Comment
  UC748322  Phacelia humilis Annie M. Alexander and Louise Kellogg 1946-6-5 4660 Modoc s Eagleville; Warner Mountains, Emerson Creek 1783 Comment
  JEPS13887  Phacelia humilis Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3748 Modoc about 200 ft above and s Cedar Pass; Warner Mountains 1981 Comment
  CAS-BOT-BC179992  Phacelia humilis var. humilis Bruce Bartholomew; Barrett Anderson 1988-7-22 4478 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC179998  Phacelia humilis var. humilis Bruce Bartholomew; Barrett Anderson 1988-6-24 4366 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC180000  Phacelia humilis var. humilis Alice Eastwood; John Thomas Howell 1940-6-13 8185 Modoc W side of Cedar Pass. Comment
  RSA531355  Phacelia humilis var. humilis Bruce Bartholomew, B. Anderson 1989-6-2 4839 Modoc Vicinity of Stough Reservoir, Warner Mtns. 1950 Comment
  CAS-BOT-BC179966  Phacelia inundata Milo Samuel Baker 1936-6-14 8307 Modoc Marlin to Canby several mi N of Quarantine Station. Comment
  CAS-BOT-BC179950  Phacelia linearis John Thomas Howell 1934-6-13 12081 Modoc Fandango Pass. 1828 Comment
  CHSC31502  Phacelia linearis NEH Prouty 1980-6-7 182 Modoc Modoc Nat. Forest, Warner Mt. District. Along north side of Deep Creek Road. SW of Cedarville. 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
  CAS-BOT-BC179955  Phacelia linearis Milo Samuel Baker 1893-7-5 Modoc Lava beds. Comment
  RSA26541  Phacelia linearis H. C. Cantelow 1940-6-2 s.n. Modoc West of Alturas, road to Lava Beds National Monument. Comment
  RSA42002  Phacelia linearis H. C. Cantelow 1940-6-2 3231 Modoc West of Alturas, road to Lava Beds National Monument. Comment
  UC133081  Phacelia linearis Mrs. R. M. Austin Aug. 1887 Modoc Hills Comment
  CAS-BOT-BC179937  Phacelia ramosissima var. eremophila Annie Montague Alexander; L. Kellogg 1946-6-7 4943 Modoc Eight Mile Creek. 1752 Comment
  RSA531328  Phacelia ramosissima var. eremophila Bruce Bartholomew, B. Anderson 1990-7-20 5486 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains west side of Warner Mountains. 2130 Comment
  UC748439  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1946-7-7 4943 Modoc ne corner of county Eight Mile Creek 1752 Comment
  UC748445  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1946-6-18 4807 Modoc at base of lava bluff facing Lower Lake Comment
  HSC81053  Phacelia sericea G. M. Riegel 1980-9-4 1150 Modoc South Warner Mtns. Comment
  JEPS4042  Phacelia sericea var. ciliosa Frances D. Payne 1932-7-21 721 Modoc ridge n Mt. Warren; Warner Mountains Comment
  CAS-BOT-BC179917  Phacelia thermalis Alice Eastwood; John Thomas Howell 1940-6-15 8287 Modoc 9 mi. N of Lookout. Comment
  UC526142  Phacelia thermalis John Thomas Howell 1934-6-30 12270 Modoc Duncan Horse Camp Comment
  UC881274  Phacelia thermalis Lewis S. Rose 1940-6-12 40537 Modoc 10 mi south of Alturas 1341 Comment
  POM203781  Phacelia thermalis J. T. Howell 1934-6-30 12270 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC247555  Phalaris angusta Bruce Bartholomew 1991-7-6 5961 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CAS-BOT-BC247598  Phleum alpinum Bruce Bartholomew 1990-8-5 5681 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  CAS-BOT-BC247600  Phleum alpinum Bruce Bartholomew; Barrett Anderson 1988-7-21 4468 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  JEPS74045  Phleum pratense Frances D. Payne 1932-7-18 700 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UCR29795  Phlox J. A. Harpel 1981-8-7 V- 57 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  CAS-BOT-BC197950  Phlox diffusa C. C. (Mrs.) Bruce 1898-7-1 2331 Modoc Head Davis Creek. Comment
  HSC81027  Phlox diffusa G. M. Riegel 1978-6-26 28 Modoc S Warner Mtns. 1739 Comment
  UC449763  Phlox diffusa M. F. Gilman 659 Modoc 1676 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
  JEPS3969  Phlox douglasii subsp. rigida N. T. Mirov 1929-5-30 Modoc e of Goose Lake (w of Fandango Valley); Warner Mountains, Buck Creek 1584 Comment
  UC23594  Phlox gracilis Milo S. Baker 1893-6 Modoc Forestdale Comment
  UC879774  Phlox gracilis C. L. Hitchcock 1940-5-27 6685 Modoc 15 mi ne Alturas 1615 Comment
  HSC17165  Phlox hoodii M. T. Milligan 1966-5-14 615 Modoc Plateau W of Jess Valley 1829 Comment
  CHSC27613  Phlox hoodii subsp. canescens Robert Schlising 1978-7-29 3328 Modoc Warner Mountains, directly E of Western Peak, just off summit of trail. 2852 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
  HSC75905  Phlox stansburyi D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19412 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  RSA60327  Phlox stansburyi E. K. Balls 1950-5-10 15958 Modoc Highway 395, 8.5 miles northeast of Alturas 1524 Comment
  CAS-BOT-BC58577  Phoenicaulis cheiranthoides Alice Eastwood; John Thomas Howell 1940-6-13 8139 Modoc Fandango Pass. Comment
  CAS-BOT-BC58582  Phoenicaulis cheiranthoides Mrs. H. C. Cantelow 1940-6-2 3258 Modoc NW of Canby, Lava Country. Comment
  CHSC54181  Phoenicaulis cheiranthoides Vernon H. Oswald 1991-5-28 4633 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north-northeast of Bieber. 1264 Comment
  JEPS77518  Phoenicaulis cheiranthoides L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4885 Modoc Cedar Pass; Warner Mountains, Cedar Pass 1920 Comment
  RSA59358  Phoenicaulis cheiranthoides E. K. Balls 1950-5-10 14598 Modoc East of Middle Lake, near Cedarville. 1402 Comment
  RSA59938  Phoenicaulis cheiranthoides E. K. Balls 1950-5-12 14646 Modoc About Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1707 Comment
  UC117653  Phoenicaulis cheiranthoides Mrs. R. M. Austin May 1894 4 Modoc Goose Lake Valley Comment
  CAS-BOT-BC134911  Phoradendron bolleanum Paul F. Covel 1939-8-13 1622 Modoc Lava Beds Nat. Mon. at hdqtrs. Comment
  UC1100409  Phragmites australis Herbert L. Mason 1947-8-11 13501 Modoc Highway 81 n of Modoc-Lassen County Line; Highway 81 Comment
  SACT001764  Phragmites communis Herbert Mason 1947-8-11 Modoc Lassen County line. Comment
  UC1612283  Pinus contorta subsp. murrayana Mrs. M. H. Manning 1905-1-1 Modoc Comment
  UC71759  Pinus contorta subsp. murrayana Mrs. M. H. Manning 1902-10-26 31 Modoc Warner Mt. ne Modoc County, Warner Mt. 1828 Comment
  CAS-BOT-BC79038  Pinus ponderosa John Thomas Howell 1934-6-16 12205 A Modoc Parker Creek, Warner Mts. 1584 Comment
  UC1713800  Pinus ponderosa W. P. Taylor 1910-6-26 2027 Modoc Parker Creek; Warner Mts. 1676 Comment
  SEINET12548120  Pinus ponderosa var. ponderosa D. A. Charlet, R. Winjes 1994-5-23 1837 Modoc Warner Mountains between Lake City & Ft. Bidwell 1445 Comment
  SJSU9135  Piperia unalascensis H. L. Buckalew 1961-6-21 Modoc near Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass on Alturas Cedarville Rd, Warner Mts 1981 Comment
  UC71858  Piperia unalascensis Mrs. M. H. Manning 1903-7-9 41 Modoc Warner Range, ne Modoc County Warner Range 1828 Comment
  CAS-BOT-BC58786  Plagiobothrys bracteatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5410 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  SJSU9617  Plagiobothrys bracteatus W. Savage 1979-7-6 1425 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS121220  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2013-7-24 18921 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA610636  Plagiobothrys leptocladus L. C. Wheeler 1935-8-25 3917 Modoc Rim Rock Valley Reservoir, Devil s Garden 1524 Comment
  CAS-BOT-BC58726  Plagiobothrys mollis var. mollis John Thomas Howell 1934-7-2 12363 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  CAS-BOT-BC58797  Plagiobothrys mollis var. mollis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16523 Modoc Near Cloverswale Creek, 4.8 mi. NE of Canby. Comment
  UC748448  Plagiobothrys salsus Annie M. Alexander and Louise Kellogg 1946-6-7 4675 Modoc in marsh 2 mi e Cedarville 1453 Comment
  CAS-BOT-BC58732  Plagiobothrys scouleri Bruce Bartholomew; Barrett Anderson 1988-7-22 4547 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  CAS-BOT-BC58734  Plagiobothrys scouleri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10559 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC58759  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13408 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  CAS-BOT-BC58762  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13408 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  RSA59935  Plagiobothrys scouleri var. hispidulus E. K. Balls 1950-5-13 14667 Modoc Goose Lake, east shore, near Willow Ranch. 1463 Comment
  POM368975  Plagiobothrys scouleri var. hispidulus Christopher Davidson 1973-5-26 2152 Modoc Ca. 1 mi. N of Adin Summit on St Hwy 299. 1524 Comment
  CAS-BOT-BC58764  Plagiobothrys stipitatus var. micranthus Herbert Louis Mason; Verne Grant 1947-7-12 13410 Modoc W side of Pit River Valley, S of Alturas. Comment
  POM312571  Plagiobothrys stipitatus var. micranthus H. L. Mason, Verne Grant 1947-7-12 13410 Modoc West side of Pit River Valley S of Alturas. Comment
  CHSC107383  Plagiobothrys tenellus Lowell Ahart; John Dittes 2011-6-22 17553 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
  HSC81141  Platanthera dilatata var. leucostachys G. M. Riegel 1980-8-6 990 Modoc South Warner Mountains 1670 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
  CAS-BOT-BC242217  Platanthera dilatata var. leucostachys R. M. Austin 1895-7-1 488 Modoc Field redacted by CAS, contact the data manager for more information Comment
  UC429329  Platanthera leucostachys M. F. Gilman 652 Modoc 1676 Comment
  POM107743  Platanthera stricta Mrs. R. M. Austin 1895-07 s.n. Modoc Davis Creek Comment
  UC4572  Platanthera stricta Mrs. R. M. Austin Aug 1894 Modoc headwaters Lassen Creek (Northern California); Headwaters Lassen Creek Comment
  CAS-BOT-BC245396  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1988-5-13 4141 Modoc Along Parker Creek Road, 2.7 km W of Modoc National Forest and ca. 16 km WSW of Alturas, W side of the Warner Mountains. 1490 Comment
  UC71838  Plectritis macrocera Mrs. M. H. Manning 1903-4-30 92 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  HSC68794  Plectritis macrocera Gary Schoolcraft 1980-4-17 208 Modoc N end of Portuguese Ridge, SE of Canby. 1402 Comment
  UC1018936  Plectritis macrocera Lois Hoit 1938-1 Modoc Cedar Mountain Comment
  RSA14101  Poa Elmer I. Applegate 1927-4-24 5004 Modoc Modoc Battle Ground; Modoc Lava Beds Comment
  UCD90896  Poa cusickii J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  HSC80832  Poa cusickii subsp. epilis G. M. Riegel 1979-7-14 546 Modoc 1739 Comment
  JEPS101866  Poa leptocoma subsp. leptocoma Dean W. Taylor 1989-8-5 10471 Modoc Warner Mountains, North Emerson Lake margin Comment
  UCD91791  Poa palustris Alan A. Beetle 1944-8-17 3038 Modoc 1 mile south of Alturas, edge of town west of R.R. track. Comment
  UCD91876  Poa pratensis Beecher Crampton 1954-7-7 2145 Modoc east side of Cedar Pass, Warner Mountains, 3 miles west of Cedarville. Comment
  UCD91909  Poa pratensis Verne Grant; Irving Schneider 1947-7-22 8151 Modoc Headwaters of North Fork of Pit River, 1 mile northwest of Highway 395; on dirt road leading to south end of Goose Lake. Comment
  SJSU2088  Poa pratensis subsp. pratensis J. W. Tilden 1958-6-26 1274 Modoc W side of Cedar Pass between Alturas & Cedarville, Warner Mts 1828 Comment
  UC1037119  Poa pratensis subsp. pratensis Leo Whitney 1934-5-28 2243 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc Nat'l Forest 1463 Comment
  POM203474  Poa secunda J. T. Howell 1934-6-14 12172 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  SEINET191662 Image available Poa secunda C. L. Hitchcock 1940-5-27 6732 Modoc 12 miles northeast of Alturas. 1615 Comment
  UCD90460  Poa secunda L. Whitney 1935-5-19 s.n. Modoc Near Hackamore. 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
  UC1024920  Poa secunda subsp. juncifolia Leo Whitney 1935-6-29 3360 a Modoc Alturas Comment
  UC1037101  Poa secunda subsp. juncifolia Leo Whitney 1935-5-21 3095 Modoc ca 15 mi nw Canby (Hackamore, Spaulding's Butte); Modoc Nat'l Forest 1463 Comment
  UC1037155  Poa secunda subsp. juncifolia Leo Whitney 1935-7-7 3396 Modoc 4 mi nw Canby (Howard Gulch) Comment
  UCD92162  Poa secunda subsp. juncifolia J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCD92371  Poa secunda subsp. juncifolia August L. Hormay 1932-7-16 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD92430  Poa secunda subsp. juncifolia L. D. Whitney 1935-6-28 s.n. Modoc Near Adin. Comment
  CAS-BOT-BC247670  Poa secunda subsp. secunda Bruce Bartholomew; Barrett Anderson 1989-6-2 4803 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC247675  Poa secunda subsp. secunda Gordon H. True 1964-6-3 1453 Modoc N Fork Pit River between Alturas and Goose Lake. 1463 Comment
  JEPS74052  Poa secunda subsp. secunda Frances D. Payne 1932-7-3 595 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  UC1024858  Poa secunda subsp. secunda Leo Whitney 1935-6-1 3174 Modoc meadow 1 mi s White Horse Comment
  UC1137008  Poa secunda subsp. secunda August L. Hormay 1932-7-14 Modoc DD plot sites; Modoc Nat'l Forest Comment
  UCD90489  Poa secunda subsp. secunda A. A. Beetle 1941-6-29 2827 Modoc Near summit of Cedarville Pass. 2118 Comment
  UCD92103  Poa secunda subsp. secunda L. Whitney 1935-7-7 3393 Modoc Howard Gulch, 4 miles NW of Canby. Comment
  CAS-BOT-BC252517  Poa wheeleri Bruce Bartholomew 1990-8-5 5685 Modoc Between Summit Trail and Emerson Peak, W side of Warner Mts. 2600 Comment
  HSC80841  Poa wheeleri G. M. Riegel 1978-7-12 56 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC179352  Pogogyne floribunda James D. Jokerst 1987-6-24 2938 Modoc CA. 2 mi. NE of Doublehead Mountain, 1.25 mi. S of Clear Lake, along dirt road ca. 2 mi. WSW of Red Lake. Comment
  CHSC67511  Pogogyne floribunda J. D. Jokerst 1987-7-13 2946 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake), west of Sector 4 of the Air Force Backscatter Radar Site. About 3 miles S of Doublehead Mountain. Comment
  UC1191807  Pogogyne floribunda Verne Grant, Irving Schneider 1947-8-27 8329 Modoc Embayment at south end of Clear Lake Comment
  UC1561019  Pogogyne floribunda Dean W. Taylor 1988-8-11 10039 Modoc near Lone Pine Lake (ca. 6 miles S of Clear Lake Reservoir) NE1/4 of NW1/4 (Hackmore 15' quadrangle, on road to Davis Spring. 1380 Comment
  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
  UCD125312  Pogogyne floribunda Herbert L. Mason 1947-8-9 13474 Modoc on east side of Fairchild Swamp, north of Alturas. Comment
  RSA0022125  Pogogyne floribunda H. L. Mason 1947-8-9 13474 Modoc East side of Fairchild Swamp, north of Alturas Comment
  UC1561072  Polanisia dodecandra subsp. trachysperma Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10506 Modoc along Surprise Valley road ca 0.3 mi s Eagleville; Surprise Valley 1363 Comment
  NY630440  Polanisia dodecandra var. trachysperma M. J. Williams 1983-9-13 83150- 1 Modoc Near Highway 299, just east of Adin 1539.2 Comment
  CAS-BOT-BC197851  Polemonium micranthum Bruce Bartholomew; Barrett Anderson 1989-4-29 4671 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC197859  Polemonium micranthum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6474 Modoc 1.9 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1670 Comment
  CAS-BOT-BC197853  Polemonium occidentale Bruce Bartholomew 1994-7-2 6795 Modoc Joseph Creek Basin, W side of the Warner Mountains. 1650 Comment
  CAS-BOT-BC231285  Polemonium pulcherrimum Alexander; Kellogg No date on label 5106 Modoc Eagle Rock Comment
  UC1036075  Polemonium pulcherrimum subsp. pulcherrimum Annie M. Alexander and Louise Kellogg 1946-8-1 5106 Modoc n slope Eagle Peak , n slope Eagle Peak (Warner Mountains) Comment
  UC1037294  Polyctenium fremontii Leo Whitney 1934-4-29 1662 Modoc Dry creek bed near Hockamore (Modoc National Forest); , near Hockamore 1463 Comment
  UC1561255  Polyctenium fremontii Barbara Ertter 1988-6-18 7611 Modoc w side Highway 139 just s of where it crosses railroad at jct to Clear Lake (ne of Dry Lake e of Lava Beds National Monument); ne of Dry Lake e of Lava Beds National Monument 1249 Comment
  UC1563901  Polyctenium fremontii Barbara Ertter 1988-6-18 7617 Modoc 1 mi s of s junction to Lava Beds National Monument (e of Tonesta, Highway 139 ca 50 airmi sw of Klamath Falls, a few mi n of Agric. Inspection Station); e of Tonesta, s of s jct to Lava Beds National Monument 1310 Comment
  JEPS13800  Polyctenium fremontii Mary H. Manning 1912-4 Modoc Tule Lake Comment
  UC850123  Polygonum Lewis S. Rose 1940-6-14 40570 Modoc 8 mi nw of Canby 1524 Comment
  RSA601449  Polygonum amphibium var. stipulaceum Louis C. Wheeler 1935-8-14 3845 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  CAS-BOT-BC218123  Polygonum austiniae John Thomas Howell 1934-6-12 12033 A Modoc Plum Valley, Warner Mts. Comment
  CAS-BOT-BC218107  Polygonum aviculare Herbert Louis Mason; Verne Grant 1947-7-18 8043 Modoc Eastside Canal, 5 mi N of Bayley's bridge, S of Alturas. Comment
  RSA599749  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc Modoc Plateau: 1 mi. northwest of Mud Lake, Devil's Garden. 1524 Comment
  UC1192347  Polygonum aviculare subsp. buxiforme Verne Grant, Irving Schneider 1947-7-18 8043 Modoc S of Alturas (Eastside Canal, 5 mi N of Bayley's bridge) Comment
  UC1576762  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10486 Modoc Snake Lake Warner Mountains (bed) 1569 Comment
  RSA17707  Polygonum bistortoides Elmer I. Applegate 1932-8-3 8140 Modoc W slope of Eagle Peak, Warner Mtns. Comment
  SFV18023  Polygonum bistortoides J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc Pothole Creek near Pothole Spring. Near crossing of Clear Lake Road. 1470 Comment
  CAS-BOT-BC218121  Polygonum douglasii Francis Dorris Payne 1934-8-29 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC218129  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4781 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  CAS-BOT-BC218141  Polygonum douglasii John Thomas Howell 1934-6-30 12276 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
  CHSC71884  Polygonum douglasii subsp. spergulariiforme Vernon H. Oswald; Lowell Ahart 1998-9-8 9590 Modoc County Rd. 93 adjacent to the RR at Lookout Junction northwest of Lookout. 1280 Comment
  SEINET3405928 Image available Polygonum douglasii var. johnstonii Arnold Tiehm 1984-6-30 8841 Modoc NW side of Bidwell Mt., 2.8 road miles N of 8 mile creek on the road from Lake Annie 1829 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
  CDA22825  Polygonum lapathifolium T. C. Fuller 1958-8-12 2070 Modoc Corporation Ranch, Likely. 0 Comment
  CDA2776  Polygonum persicaria T. C. Fuller 1958-7-8 1958 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC218162  Polygonum polygaloides Bruce Bartholomew; Barrett Anderson 1990-7-19 5432 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC218168  Polygonum polygaloides subsp. confertiflorum Mrs. H. C. Cantelow 1940-6-2 Modoc About 10 mi NW of Canby. Comment
  JEPS98242  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-18 1403 Modoc 12 mi NW of Canby (along Hwy 139) 1490 Comment
Read comments
Sep 13 2017
  UC1025105  Polygonum polygaloides subsp. confertiflorum Leo Whitney 1934-5-25 1963 Modoc dry creek bed near Hockamore; Modoc National Forest 1463 Comment
  UCD77954  Polygonum polygaloides subsp. confertiflorum Robert E. Preston 2000-7-18 1398 Modoc Ca. 12 mi nw of Canby, along Hwy 139, 1.6 mi e of Forest Service Rd 44N11. 1490 Comment
  UCR124266  Polygonum polygaloides subsp. confertiflorum L. C. Wheeler 1973-8-22 s.n. Modoc Devils Garden; c. 1/4 mile southwest of Big Sage Reservoir 1497 Comment
  UCD100575  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 s.n. Modoc Devils Garden: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  CAS-BOT-BC218177  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8228 Modoc 8 mi. NW of Canby. Comment
  CHSC117817  Polygonum polygaloides subsp. esotericum L. P. Janeway 2016-5-16 11975 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  RSA601431  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-25 3919 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  RSA603740  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-25 3919 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  UCD77945  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-17 1387 Modoc Ca. 11 mi nw of Canby, on n side of Hwy 139, 2.2 mi e of Forest Service Rd 44N11. 1487 Comment
  CAS-BOT-BC218188  Polygonum polygaloides subsp. kelloggii Arnold Tiehm 1984-7-30 8829 Modoc 8.9 road mi. NE of Ft. Bidwell on main road to Adel, just past the road summit. 1615 Comment
  JEPS78243  Polygonum polygaloides subsp. kelloggii L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4890 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen Co. line); Warner Mts. 2011 Comment
  HSC81006  Polygonum sawatchense subsp. sawatchense G. M. Riegel 1979-8-11 638 Modoc S Warner Mtns. 2100 Comment
  POM203795  Polygonum spergulariiforme J. T. Howell 1934-7-1 12326 Modoc Duncan Horse Camp. Comment
  UC1024712  Polypogon monspeliensis Leo Whitney 1934-6-2 2131 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  CAS-BOT-BC225102  Populus tremuloides P. F. Covel 1939-8-13 1633 Modoc Highway at Pitt River west of Canby. Comment
  NY177829  Populus tremuloides L. C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place Devil's Garden 1524.0 Comment
  CAS-BOT-BC225108  Populus trichocarpa Elmer Ivan Applegate 1932-7-6 8207 Modoc Bidwell Creek, above Ft. Bidwell, Warner Mts. Comment
  CAS-BOT-BC95151  Porterella carnosula Bruce Bartholomew 1991-7-6 5976 Modoc Curtis Waterhole and adjacent lava outcrops. 1310 Comment
  SD230197  Porterella carnosula Louis C. Wheeler 1935-8-3 3756 Modoc Warner Mountains: Rock Lake, Pine Creek. Sunny bottom of dried pool 1920 Comment
  CAS-BOT-BC242250  Potamogeton epihydrus Verne Grant; I. Schneider 1947-7-21 8127 Modoc North Fork of Pit River by bridge on Hwy 395, N of Alturas. Comment
  UCD138227  Potamogeton epihydrus Verne Grant; Irving Schneider 1947-7-21 8127 Modoc North Fork of Pit River by bridge on Highway 395, north of Alturas. Comment
  SEINET3892674  Potamogeton filiformis Herbert L. Mason 1955-8-14 14648 Modoc South end of Goose Lake.; 0 Comment
  UC1099863  Potamogeton foliosus Verne Grant, Irving Schneider 1947-7-29 8178 Modoc s of Alturas (near Payne Reservoir); Fitzhugh Creek Comment
  CHSC117500  Potamogeton foliosus subsp. foliosus Lowell Ahart; John Dittes 2016-7-14 21211 Modoc In Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC242237  Potamogeton gramineus Milo Samuel Baker 1899-8-18 s.n. Modoc Egg Lake Comment
  UC1099836  Potamogeton pectinatus Herbert L. Mason 1947-8-11 13488 Modoc Kelley Hot Springs, on Alturas-Conby Highway Kelley Hot Springs Comment
  UC1100082  Potamogeton pectinatus Verne Grant, Irving Schneider 1947-7-19 8085 Modoc n of Likely (s of Williams ranch house) Comment
  CAS-BOT-BC214747  Potentilla breweri Francis Dorris Payne 1932-7-1 656 Modoc Pine Creek Basin, Warner Mts. Comment
  HSC75589  Potentilla breweri G. M. Riegel 1980-8-14 1068 Modoc S Warner Mtns. 2100 Comment
  JEPS47227 Image available Potentilla breweri Frances D. Payne 1931-6-29 286 A Modoc s Mosquito Lake (e slope of Mt. Warren); Warner Mts., e slope of Mt. Warren 2133 Comment
  UC639572  Potentilla drummondii subsp. bruceae Frances D. Payne 1931-6-25 251 Modoc Pine Creek Basin Warner Mountains, Pine Creek Basin 2316 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-BC214794  Potentilla gracilis E. S. Willits 1940-5-17 262 Modoc Willow Ranch. Comment
  CAS-BOT-BC214773  Potentilla gracilis John H. Hatton 1911-6-22 142 Modoc Modoc County. 1615 Comment
  UC420584  Potentilla gracilis var. fastigiata W. P. Taylor and H. C. Bryant 1910-7-13 Modoc head North Fork Parker Creek Warner Mountains, head North Fork Parker Creek 2225 Comment
  UC584354  Potentilla gracilis var. fastigiata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2370 Modoc Open fields center of Round Valley. Along state Highway. 1066 Comment
  UC748061  Potentilla gracilis var. fastigiata Annie M. Alexander and Louise Kellogg 1946-6-12 4732 Modoc Fort Bidwell 1444 Comment
  UC903241  Potentilla gracilis var. fastigiata Frances Payne 1931-6-17 181 Modoc Parker Creek, Warner Mountains south and east of Alturas. 1584 Comment
  HSC14305  Prunella vulgaris M. T. Milligan 1964-7-20 148 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  JEPS114666  Prunus subcordata Lowell Ahart, John Dittes 2008-8-25 15325 Modoc Open pasture field, on the west side of East Gouger Neck Road, east of the Pit River, 2.1 miles by road from County Road 91, 5.6 miles (air) northeast of Lookout 1293 Comment
  UC175868  Prunus subcordata Mrs. M. H. Manning 1913-9-21 Modoc Fort Bidwell (inside the Government fence) Fort Bidwell Comment
  CAS-BOT-BC225017  Prunus virginiana var. demissa Elmer Ivan Applegate 1932-8-5 8162 Modoc Cedar Pass, Warner Mts. Comment
  UCD91504  Pseudoroegneria spicata Beecher Crampton; Carl Rimbey 1954-7-7 2149 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, Warner Mountains. Comment
  CAS-BOT-BC252550  Pseudoroegneria spicata subsp. spicata John H. Hatton 1911-6-10 29 Modoc unspecified 1524 Comment
  CAS-BOT-BC95224  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 mi. NE of Alturas. 1615 Comment
  POM267209  Pseudostellaria jamesiana Marion Ownbey 1940-7-1 2142 Modoc Cedar Peak, Warner Mountains. Comment
  SBBG15278  Pseudostellaria jamesiana H. and M. Dearing 1939-6-8 3600 Modoc Pine Cyn, Warner Mtns 1828 Comment
  CAS-BOT-BC50381  Psilocarphus brevissimus var. brevissimus Louis Cutter Wheeler 1935-8-25 3920 Modoc Rim Rock Valley, Devil's Garden. 1524 Comment
  CAS-BOT-BC50383  Psilocarphus brevissimus var. brevissimus Bruce Bartholomew; Barrett Anderson 1988-6-23 4249 Modoc 4.2 km NW of Day. 1020 Comment
  UCD91527  Puccinellia distans Beecher Crampton 1954-7-6 2083 -A Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  JEPS124303  Puccinellia lemmonii Lowell Ahart, John Dittes 2015-7-15 20345 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  RSA325278  Puccinellia nuttalliana A. Tiehm, Gary Schoolcraft, Jan Nachlinger 1984-6-24 8800 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. 1357 Comment
  CAS-BOT-BC218229  Purshia tridentata var. tridentata Francis Dorris Payne 1931-6-1 152 Modoc Parker Creek, Warner Mts. 1584 Comment
  HSC25726  Purshia tridentata var. tridentata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19408 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC218241  Purshia tridentata var. tridentata John H. Hatton 1911-6-10 20 Modoc Modoc County. 1524 Comment
  UC73563  Pyrola asarifolia Milo S. Baker Modoc Forestdale Comment
  JEPS58805  Pyrola dentata Leland S. Smith 1918-8-3 1011 Modoc Modoc National Forest, Warner Mountains, Bear Flat 2286 Comment
  CAS-BOT-BC95687  Pyrola picta Leland S. Smith 1917-9-17 160 Modoc Lassen Creek. 2133 Comment
  CAS-BOT-BC95696  Pyrola picta Bruce Bartholomew 1991-8-4 6022 Modoc Vicinity of Pepperdine Camp Ground, W side of the Warner Mts. 2090 Comment
  NY188341  Pyrola picta B. M. Bartholomew 1991-8-6 6078 Modoc Emerson Trail between Emerson Camp Ground and N Emerson Lake, E side of Warner Mts. 1920 Comment
  JEPS89745  Pyrrocoma hirta var. hirta Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10501 Modoc w. shore Lower Lake (marshes bordering outflow channels from small warm springs); Surprise Valley, Lower Lake 1363 Comment
  CAS-BOT-BC50399  Pyrrocoma hirta var. lanulosa Leland S. Smith 1920-8-30 3 A Modoc Windmill Flat. 1524 Comment
  CAS-BOT-BC217251  Ranunculus alismifolius Bruce Bartholomew 1992-5-16 6332 Modoc S end of Sweagert Flat. 1840 Comment
  CAS-BOT-BC217253  Ranunculus alismifolius Bruce Bartholomew 1994-5-28 6718 Modoc Vicinity of Cold Spring SE of Sugar Hill, W side of Warner Mts. 1880 Comment
  CAS-BOT-BC217259  Ranunculus andersonii Leland S. Smith 1922-5-28 1241 Modoc Happy Camp Mountain. 1889 Comment
  CHSC37773  Ranunculus andersonii N. Prouty 1980-6-9 184 Modoc Sheep Rock Timber Sale. 2072 Comment
  CAS-BOT-BC379166  Ranunculus aquatilis var. aquatilis Alice Eastwood 1925-5-19 12629 Modoc Potter Valley Comment
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  CHSC115851  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2015-7-16 20376 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS60726  Ranunculus aquatilis var. subrigidus Leland S. Smith 1918-7-22 1008 Modoc Blue Lake Modoc National Forest 1874 Comment
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Jun 2 2009
  CAS-BOT-BC217232  Ranunculus cymbalaria Bruce Bartholomew 1993-6-13 6644 Modoc Vicinity of hot spring, ca. 0.6 km NE of Leonard Hot Spring, E side of Surprise Valley. 1430 Comment
  CAS-BOT-BC217238  Ranunculus eschscholtzii var. oxynotus Elmer Ivan Applegate 1932-8-3 8133 Modoc E slope of Eagle Peak, Warner Mts. 2743 Comment
  RSA84858  Ranunculus flabellaris Alice Eastwood, John T. Howell 1940-6-12 8080 Modoc Jess Valley. Comment
  JEPS60680  Ranunculus glaberrimus B. M. Payne 1930-3-29 346 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA59654  Ranunculus glaberrimus var. ellipticus E. K. Balls 1950-5-12 14636 Modoc above Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1768 Comment
  CAS-BOT-BC217206  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew 1993-4-4 6412 Modoc Barrel Spring Road, W of Big Mud Lake and S of Cow Head Lake. 1740 Comment
  CAS-BOT-BC217244  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew 1993-4-3 6404 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1300 Comment
  CAS-BOT-BC217176  Ranunculus occidentalis John H. Hatton 1911-6-10 23 Modoc Modoc County. 1524 Comment
  CAS-BOT-BC217218  Ranunculus occidentalis var. dissectus Annie Montague Alexander; L. Kellogg 1946-6-7 4673 Modoc 0.5 mi. E of Cedarville. 1453 Comment
  UC9483  Ranunculus repens Mrs. R. M. Austin and Bruce June 1898 407 Modoc Goose Lake Comment
  CHSC117572  Ranunculus sardous Lowell Ahart; John Dittes 2016-7-14 21195 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC217151  Ranunculus sceleratus var. multifidus John Thomas Howell 1934-6-15 12198 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC217197  Ranunculus sceleratus var. multifidus C. C. (Mrs.) Bruce 1897-6-1 486 Modoc Fletcher Creek, Goose Lake. Comment
  POM269753  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CHSC112369  Ranunculus testiculatus L. P. Janeway; B. Castro 2014-6-2 11293 Modoc Great Basin. Along Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  UC485337  Ranunculus uncinatus Mrs. M. H. Manning 1905-6-12 712 Modoc Warner Range; ne Modoc Co. 1524 Comment
  UC61097  Rhamnus rubra Milo S. Baker 1893-1 Modoc Egg Lake Comment
  RSA0026215  Ribes John F. Emmel 1997-6-9 1503 Modoc Warner Mts., west slope; along South Willow Ranch Road (east above Hwy 395), ca. 6 air miles south and 0.6 air mile east of Willow Ranch. 1585 Comment
  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
  UC1191522  Ribes aureum Verne Grant, Irving Schneider 1947-7-22 8142 Modoc about 1 mi n Cedarville road (on Highway 395); North Fork of Pit River Comment
  CAS-BOT-BC225867  Ribes cereum John H. Hatton 1911-6-13 73 Modoc unspecified 1493 Comment
  CAS-BOT-BC225872  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC225887  Ribes cereum Bruce Bartholomew 1990-6-15 5233 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  HSC97822  Ribes cereum Juha Pykala, D. H. Norris 1987-5-28 1190 Modoc Modoc National Forest, Cedar Pass Campground, Thoms Creek Comment
  JEPS43511  Ribes cereum Frances D. Payne 1931-6-10 142 Modoc s and e Alturas (Parker Creek); Warner Mountains 1584 Comment
  JEPS46216  Ribes cereum F. H. Frost 1925-7-11 39 Modoc 2 mi above, Cedar Canyon campsite Cedarville; Cedar Canyon Comment
  JEPS49421  Ribes cereum W. L. Jepson 1918-8-13 7958 Modoc Poison Flat Warner Mts., Eagle Peak 1889 Comment
  UC1281035  Ribes cereum H. E. McMinn 1931-5-23 2462 Modoc Cedarville Road Warner Mts. 1889 Comment
  UC711874  Ribes cereum Roxana S. Ferris and Laura Lorraine 1941-8-13 10538 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  UC73103  Ribes cereum Milo S. Baker 1893-1 Modoc Egg Lake Comment
  CAS-BOT-BC225907  Ribes montigenum Elmer Ivan Applegate 1932-7-9 7581 Modoc North slope of Bidwell Mountain, Warner Mts. Comment
  SBBG2783  Ribes montigenum H. and M. Dearing 1939-6-8 3605 Modoc Lily Lake, Warner Mtns 2133 Comment
  SEINET195470 Image available Ribes montigenum Annie M. Alexander, L Kellogg 1946-6-25 4822 Modoc North end of the Warner Mountains Dismal Swamp 2256 Comment
  RSA0021946  Ribes montigenum Elmer I. Applegate 1932-8-3 8122 Modoc Dry, rocky summit of Warner Mountains just north of Eagle Peak. Comment
  CAS-BOT-BC225921  Ribes velutinum John Thomas Howell 1934-6-12 12011 Modoc Between Davis Creek and Plum Valley. Comment
  JEPS49261  Ribes velutinum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  UC570956  Ribes velutinum F. H. Frost 1925-7-24 114 Modoc Jess Valley Warner Mts. Comment
  UC75448  Ribes velutinum Milo S. Baker 1893-1 Modoc Egg Lake 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
  RSA0019691  Ribes velutinum Bruce Bartholomew, B. Anderson 1989-4-27 4624 Modoc Little Hot Spring Valley, 4 km NW of Day. 1070 Comment
  CAS-BOT-BC225941  Ribes viscosissimum Annie Montague Alexander; L. Kellogg 1946-6-15 4772 Modoc Deep Creek. 1981 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
  NY455558  Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 miles northeast of Alturas 1615.4 Comment
  NY455563  Ribes viscosissimum B. M. Bartholomew 1989-8-12 5119 Modoc South Fork of Pine Creek where it crosses West Warner Road, west side of Warner Mountains 1900 Comment
  UC1037316  Rigiopappus leptocladus Leo Whitney 1934-5-13 1856 Modoc Devil's Garden, Timbered Mountain, ne portion Modoc County Modoc National Forest, Devil's Garden, Timbered Mountain 1524 Comment
  UC35863  Rigiopappus leptocladus Mrs. R. M. Austin June 1894 Modoc near Emigrant Springs; Lava Beds Comment
Read comments
May 28 2006
  CAS-BOT-BC58408  Rorippa austriaca M. K. Bellue 1933-6-1 Modoc Alturas. Comment
  CDA20130  Rorippa austriaca C. Pirosko 2002-6-14 PDR P 120230 Modoc Modoc Plateau; Jones Lake. 0 Comment
  RSA530126  Rorippa columbiae D. W. Taylor 1987-8-9 9280 Modoc Clear Lake Reservior, on shore 100 meters west of dam., [Should be T47N...] 1372 Comment
Read comments
Sep 24 2008
  CAS-BOT-BC58413  Rorippa curvisiliqua John Thomas Howell 1934-6-30 12296 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC58421  Rorippa curvisiliqua Robert Folger Thorne; C. W. Tilforth 1969-9-5 39170 Modoc Margins of Clear Lake, Warner Mts. 1767 Comment
  CAS-BOT-BC58423  Rorippa curvisiliqua John Thomas Howell 1934-6-12 12019 Modoc Plum Valley, Warner Mts. 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
  CAS-BOT-BC497201  Rosa John H. Hatton 1911-6-17 121 Modoc Modoc Forest, near Pitt River Bridge 1219 Comment
  CAS-BOT-BC218243  Rosa gymnocarpa Bruce Bartholomew 1995-6-22 6973 Modoc Between Day and Lookout, 2.7 km W of Day on County Road 94. 1320 Comment
  HSC19613  Rosa woodsii subsp. ultramontana M. T. Milligan 1964-7-1 103 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  POM312889  Rosa woodsii subsp. ultramontana Verne Grant, Irving Schneider 1947-7-18 8045 Modoc E side Canal, 5 miles N of Bayley's bridge, S of Alturas. Comment
  CAS-BOT-BC218249  Rosa woodsii var. ultramontana Bruce Bartholomew 1989-7-14 4930 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC218254  Rosa woodsii var. ultramontana John H. Hatton 1911-6-13 77 Modoc Modoc County. 1371 Comment
  RSA749195  Rosa woodsii var. ultramontana A. Townesmith, K. M. Meyer 2007-9-16 213 Modoc Modoc National Forest, going E on Hwy 299, 5.1 miles from the start of NF. Lower, Cedar Creek interpretive trail. 1622 Comment
  UC1128612  Rosa woodsii var. ultramontana R. C. Wilson 1933-6-25 51 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UC467685  Rosa woodsii var. ultramontana Milo S. Baker 1898-1 Modoc Forestdale Comment
  HSC17566  Rumex acetosella M. T. Milligan 1965-6-23 289 Modoc N end of Jess Valley 1616 Comment
  HSC17570  Rumex acetosella M. T. Milligan 1964-6-27 95 Modoc Old mill, Lassen Creek 1829 Comment
  HSC17607  Rumex californicus M. T. Milligan 1966-7-3 550 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  CAS-BOT-BC211341  Rumex crispus Bruce Bartholomew 1991-6-21 5827 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  CHSC85129  Rumex crispus John Dittes; Josephine Guardino 1991-6-1 355 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
  HSC17594  Rumex crispus M. T. Milligan 1966-8-1 606 Modoc N end of Jess Valley 1616 Comment
  CDA2901  Rumex crispus T. C. Fuller 1958-7-8 1937 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC211343  Rumex lacustris Bruce Bartholomew; Barrett Anderson 1990-7-21 5573 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  CAS-BOT-BC211349  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-8-27 8309 Modoc South end of Clear Lake. Comment
  UC1191270  Rumex maritimus Herbert L. Mason 1947-8-13 13517 Modoc n of Canby (ne side of F reservoir) Comment
  HSC17596  Rumex occidentalis M. T. Milligan 1966-8-11 647 Modoc E of Jess Valley 1768 Comment
  CDA23209  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 1934 Modoc Corporation Ranch, Likely. 0 Comment
  CHSC106326  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
  UC711876  Rumex salicifolius var. triangulivalvis Roxana S. Ferris and Laura Lorraine 1941-8-13 10550 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest, East Creek 2164 Comment
  CDA23212  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 2033 Modoc 4 miles south of Pine Creek. 0 Comment
  JEPS127298  Rumex transitorius Lowell Ahart, John Dittes 2016-7-14 21194 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CAS-BOT-BC211323  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-12 8039 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC245205  Sagittaria cuneata Bruce Bartholomew 1995-7-30 7071 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  RSA170191  Sagittaria cuneata W. L. Jepson 1918-8-5 7825 Modoc S Fork Valley. 1372 Comment
  UCD138008  Sagittaria cuneata Herbert L. Mason 1947-8-12 13506 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  RSA603489  Salix Louis C. Wheeler 1935-8-13 3832 Modoc Warner Mountains: Barnes Creek. Mt. Diablo Mer. 2287 Comment
  SEINET10734771  Salix Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 930 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
  UCR34671  Salix J. A. Harpel 1981-8-6 V- 45 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC225120  Salix boothii Annie Montague Alexander; L. Kellogg 1946-6-25 4826 Modoc Dismal Swamp, N end of Warner Mountains. 2255 Comment
  RSA610752  Salix boothii Louis C. Wheeler 1935-8-2 3748 .5 Modoc Twelve Mile Creek. Warner Mtns. 2256 Comment
  UC482331  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  CAS-BOT-BC225761  Salix eastwoodiae Francis Dorris Payne 1931-6-25 277 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  CAS-BOT-BC225763  Salix eastwoodiae Francis Dorris Payne 1931-7-7 333 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  SJSU238  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc near spring N slope of flat along Cr Pine Cr Basin, Warner Mts, c. 33 km SE Alturas 2286 Comment
  UC433176  Salix eastwoodiae Belknap C. Goldsmith 1911-5-21 25 Modoc e shore Goose Lake; Modoc Forest Comment
  CAS-BOT-BC225769  Salix exigua Belknap C. Goldsmith 1911-5-28 28 Modoc County road, near Goose Lake. 1493 Comment
  CAS-BOT-BC225775  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas, SW end of town. 1360 Comment
  POM218950  Salix exigua H. P. Bracelin, Frances D. Payne 1931-6-30 495 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  POM218955  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas. SW end of town. 1360 Comment
  UC481818  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc sw end of town Alturas 1360 Comment
  RSA59859  Salix exigua E. K. Balls 1950-5-20 14793 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  UC433177  Salix exigua var. hindsiana Belknap C. Goldsmith 1911-5-28 28 Modoc county rd. near Goose Lake Comment
  UC481940  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 490 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch); Parker Creek 1560 Comment
  UC1408969  Salix lasiandra var. caudata R. F. Thorne and C. W. Tilforth 1969-9-5 39144 Modoc ca. 6 mi. e. Likely (along S. Fork Pit River above junction with West Creek at Public Campground); S. Fork Pit River 1402 Comment
  JEPS119654  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2012-7-10 18315 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
  SJSU260  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin & F. D. Payne 1931-6-30 Modoc S of Payne Ranch,Parker Cr, 20 km E of Alturas 1554 Comment
  UC846605  Salix lasiandra var. lasiandra C. L. Hitchcock 1940-5-27 6699 Modoc 12 mi n.e. Alturas 1615 Comment
  SBBG57850  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC229671  Salix lasiolepis var. lasiolepis F. Angwin 1945-10-27 Modoc Ash Creek, Adin. 1371 Comment
  CAS-BOT-BC229673  Salix lasiolepis var. lasiolepis H. P. Bracelin 1931-6-29 486 Modoc Halfway between Adin and Canby. 1350 Comment
  CAS-BOT-BC229665  Salix lemmonii Elmer Ivan Applegate 1932-7-31 7980 Modoc Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC229694  Salix lemmonii H. P. Bracelin; Francis Dorris Payne 1931-6-30 496 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  POM218962  Salix lemmonii Frances D. Payne 1931-7-7 332 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  RSA59371  Salix lemmonii E. K. Balls 1950-5-11 14622 Modoc 4 miles S of Fort Bidwell. W of Upper Lake. 1402 Comment
  UC481850  Salix lemmonii Frances D. Payne 1931-6-25 278 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC1280859  Salix ligulifolia H. E. McMinn 1931-5-23 2467 Modoc Warner Mts. Comment
  JEPS38509  Salix ligulifolia L. S. Smith 1918-1-1 54 Modoc Comment
  POM107028  Salix lucida subsp. caudata R. M. Austin 1895-05 503 Modoc Davis Creek Comment
  RSA0039538  Salix lucida subsp. lasiandra Lowell A. Ahart, John Dittes 2008-8-25 15303 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC229679  Salix lutea Elmer Ivan Applegate 1932-7-30 7945 Modoc North Fork Pit River about 4 mi. above Alturas. Comment
  CAS-BOT-BC229680  Salix lutea Belknap C. Goldsmith 1910-4-28 2 Modoc Alturas on Pitt River. Comment
  NY187399  Salix melanopsis F. D. Payne 1931-6-30 491 Modoc Parker Creek, 20 km east of Alturas. Meadow south of Payne Ranch 1560 Comment
  CAS-BOT-BC229845  Salix prolixa Leland S. Smith 1917-6-21 54 Modoc Cantrall's Mill. 1828 Comment
  CAS-BOT-BC229836  Salix scouleriana Belknap C. Goldsmith 1911-5-21 26 Modoc E shore of Goose Lake. Comment
  CAS-BOT-BC229840  Salix scouleriana Francis Dorris Payne 1931-6-22 283 Modoc Trail from summit of Granger Pass to Mt. Warren. 2100 Comment
  POM229222  Salix scouleriana Louis C. Wheeler 1935-8-3 3759 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CAS-BOT-BC95558  Salsola tragus Bruce Bartholomew 1989-8-11 5080 Modoc E side of Surprise Valley at Nevada border on State Hwy 299. 1500 Comment
  CAS-BOT-BC179251  Salvia aethiopis B. Bartholomew 1995-7-31 7078 Modoc Ca. 1.6 km N of turn off to Cedarville on U.S. Hwy 395. 1350 Comment
  CAS-BOT-BC179253  Salvia aethiopis M. J. Williams 1984-6-29 84- 70 -1 Modoc N of Alturas on Hwy 395 almost to Oregon border. 1432 Comment
  UC2043250  Salvia aethiopis Barbara Ertter 1995-7-1 14459 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  UCR67036  Salvia aethiopis George K. Helmkamp 1990-9-23 H- 9 Modoc US Hwy 395, 13 mi north of Likely 1345 Comment
  SEINET14190201 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  CAS-BOT-BC179238  Salvia dorrii var. dorrii Lindsay Stuart Smith 1918-5-29 929 Modoc Soldier Creek. 1828 Comment
  CAS-BOT-BC179244  Salvia dorrii var. dorrii Kay Paulson; Richard Paulson 1989-6-21 150 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  UCSB12379  Salvia dorrii var. dorrii Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc East side of Cedar Pass Comment
  CAS-BOT-BC184106  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-7 9408 Modoc Lava Beds National Monument. Indian Wells Ranger Station Comment
  RSA446306  Salvia dorrii var. pilosa Christopher Davidson 1975-6-4 2607 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  JEPS12713  Sambucus mexicana F. H. Frost 1925-7-11 35 Modoc 2 mi above Cedarville; Cedar Canyon campsite Comment
  CAS-BOT-BC238781  Sambucus nigra subsp. caerulea A. D. Borden 1911-8-1 s.n. Modoc S. slope, S. fork Parker Creek, Modoc Creek Comment
  CAS-BOT-BC238783  Sambucus nigra subsp. caerulea Elmer I. Applegate 1932-8-3 8136 Modoc West slope of Eagle Peak, Warner Mountains Comment
  CAS-BOT-BC95180  Sambucus racemosa var. melanocarpa K. Paulson; Robert Paulson 1991-8-28 254 Modoc Poison Lake, N end of Warner Mountains. 1828 Comment
  JEPS45509  Sanguisorba annua L. S. Smith 1918-6-14 936 Modoc South Slope Buck Creek Ranger Station and Willow Creek 1676 Comment
  CAS-BOT-BC15720  Sanicula graveolens K. Paulson; Robert Paulson 1988-5-24 13 Modoc Parker Creek Road, Warner Mts.. 1645 Comment
  CAS-BOT-BC95238  Saponaria officinalis Bruce Bartholomew 1989-8-12 5136 Modoc 4.2 km W of Likely on County Road 60. 1370 Comment
  UCD98476  Saponaria officinalis Verne Grant; Irving Schneider 1947-8-24 8256 Modoc in pastuer at south end of Jess Valley in Warner Mountains. Comment
  SD134008  Saponaria officinalis B. Bartholomew 1989-8-10 5050 Modoc North side of Widow Valley, 10.1 km east of Day on County Road 94. Comment
  UC11823  Saxifraga oregana Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  UC748344  Saxifraga oregana Annie M. Alexander and Louise Kellogg 1946-7-18 5027 Modoc Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  UC11790  Saxifraga oregana Milo S. Baker 1893-6 Modoc Comment
  UCD126454  Schedonorus arundinaceus L. D. Whitney 1935-7-21 s.n. Modoc Happy Camp. Comment
  UCR67015  Schoenoplectus acutus var. occidentalis George K. Helmkamp 1990-9-23 J- 8 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA210782  Schoenoplectus acutus var. occidentalis Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39024 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
  UC1100767  Schoenoplectus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-11 13379 Modoc along South Fork Pit River downstream from Jess Valley (by Forest Service camp site); along South Fork Pit River, downstream from Jess Valley Comment
  CAS-BOT-BC245122  Scirpus microcarpus Alice Eastwood; John Thomas Howell 1940-6-13 8183 Modoc E side of Cedar Pass. Comment
  UC1100880  Scirpus nevadensis Malcolm A. Nobs, S. Galen Smith 1949-7-22 1066 Modoc Likely South Fork Pit River, Likely (on dry bank of canals at South Fork Pit River) Comment
  CDA39138  Scirpus nevadensis T. C. Fuller 1964-10-8 12697 a Modoc On edge of Goose Lake, north side of levee road, ca. 5 miles west of Davis Creek. 0 Comment
  UC1100801  Scirpus pungens Verne Grant, Irving Schneider 1947-7-18 8056 Modoc s Alturas (s loop of eastside rd in Pit River Valley); Pit River Valley Comment
  UCD92544  Scribneria bolanderi L. D. Whitney 1935-5-22 s.n. Modoc near Hackamore. Comment
  CAS-BOT-BC197838  Scrophularia lanceolata Fred. P. Cronemiller 1920-6-20 29 Modoc Fillingim's. 1371 Comment
  CAS-BOT-BC197844  Scrophularia lanceolata Francis Dorris Payne 1932-5-27 412 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC179218  Scutellaria nana B. Bartholomew 1995-6-2 6945 Modoc About 0.3 km E of Barrel Spring road on road from Fort Bidwell to Fee Reservoir. 1510 Comment
  CAS-BOT-BC95609  Sedum lanceolatum Elmer Ivan Applegate 1932-8-9 8179 Modoc Arid summit of Cedar Mountain, Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC95610  Sedum lanceolatum M. Vasey 1990-6-28 9010 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. On Cole Peak side of pass. 2590 Comment
  RSA0076358  Sedum lanceolatum Elmer I. Applegate 1932-8-5 8179 Modoc Arid summit of Cedar Mountain, Cedar Pass, Warner Mountains. Comment
  SJSU9705  Sedum stenopetalum W. Savage 1979-7-10 1526 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  CAS-BOT-BC95617  Sedum stenopetalum subsp. stenopetalum John Thomas Howell 1934-6-11 11980 Modoc Parker Creek, Warner Mts. 1584 Comment
  POM204156  Sedum stenopetalum subsp. stenopetalum J. T. Howell 1934-6-11 11980 Modoc Parker Creek, Warner Mts. 1585 Comment
  RSA252461  Senecio eurycephalus R. F. Thorne, C. W. Tilforth 1969-9-5 39150 Modoc Near Mill Creek Falls. Modoc Nataional Forest, Warner Mts. 1753 Comment
  CAS-BOT-BC50285  Senecio hydrophilus Robert Folger Thorne; C. W. Tilforth 1969-9-5 39167 Modoc Clear Lake, Warner Mts. 1767 Comment
  CAS-BOT-BC50263  Senecio integerrimus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 127 Modoc Parker Creek, Warner Mountains 2133 Comment
  CAS-BOT-BC50261  Senecio integerrimus var. exaltatus James Vale 1978-5-2 Modoc Boles Creek at Road 136 (E of S end of Clear Lake Reservoir). Comment
  UC748073  Senecio integerrimus var. exaltatus Annie M. Alexander and Louise Kellogg 1946-6-26 4838 Modoc Dismal Swamp, n end of Warner Mountains Warner Mountains 2255 Comment
  HSC1960  Senecio serra M. T. Milligan 1966-7-25 573 Modoc E of Jess Valley 1646 Comment
  RSA0013302  Senecio serra var. serra L. C. Wheeler 1935-8-4 3782 Modoc Dry Lake, Pine Creek, Warner Mts. 2104 Comment
  CAS-BOT-BC54278  Senecio triangularis Bruce Bartholomew; Barrett Anderson 1988-7-22 4533 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  CAS-BOT-BC225037  Sibbaldia procumbens Annie Montague Alexander; L. Kellogg 1946-6-27 4853 Modoc Highgrade, (top of ridge, 2 mi. by road from Dismal Swamp) N end of Warner Mts. 2377 Comment
  CAS-BOT-BC179082  Sidalcea oregana subsp. oregana Annie Montague Alexander; L. Kellogg 1946-6-17 4787 Modoc W side of pass, Cedar Pass road. 1676 Comment
  CAS-BOT-BC179088  Sidalcea oregana subsp. oregana Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10620 Modoc Summit of Fandango Pass. 1889 Comment
  CAS-BOT-BC179096  Sidalcea oregana subsp. oregana E. S. Willits 1940-5-17 259 Modoc Willow Ranch. Comment
  HSC32488  Sidalcea oregana subsp. oregana A. M. Montalvo, J. D. Ackerman 1974-7-4 360 Modoc Howard's Gulch, 6 mi. NW of Canby, off Hwy. 139. Comment
  CAS-BOT-BC179068  Sidalcea oregana subsp. oregana Fred. P. Cronemiller 1920-6-15 7 Modoc McKenzie Spring. 1341 Comment
  CDA36501  Sidalcea oregana subsp. oregana T. C. Fuller 1958-7-8 s.n. Modoc 5 miles south of Davis Creek. 0 Comment
  CAS-BOT-BC179054  Sidalcea oregana subsp. spicata Leland S. Smith 1922-7-13 1265 Modoc Crowder Flat Ranger Station Pasture. 1463 Comment
  CAS-BOT-BC191148  Sidalcea oregana subsp. spicata K. Paulson; Robert Paulson 1989-7-18 196 Modoc Vicinity of Granger Creek, E side of Warner Mts. 1914 Comment
  UC1618381  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc e of Lava Beds National Monument Lava Beds National Monument Lava (ne of Dry Lake, w side of Highway 139 just s of where it crosses railroad at jct to Clear Lake); Highway 139 1249 Comment
  CAS-BOT-BC498759  Silene L. S. Smith 1924-6-29 1447 Modoc Modoc Forest, Lava R.S. Comment
  POM203840  Silene douglasii J. T. Howell 1934-6-11 11958 Modoc Parker Creek, Warner Mts. 1585 Comment
  CAS-BOT-BC95247  Silene douglasii var. douglasii Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mts. Comment
  HSC81215  Silene douglasii var. douglasii G. M. Riegel 1979-7-21 587 Modoc South Warner Mountains 1670 Comment
  CAS-BOT-BC95266  Silene menziesii Leland S. Smith 1922-7-20 1300 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC95268  Silene menziesii Leland S. Smith 1922-7-20 1278 Modoc Rush Creek Ranger Station. 1905 Comment
  CDA3901  Sinapis arvensis T. C. Fuller 1959-7-8 s.n. Modoc Junction of Highways 299 and 139, 1 miles west of Canby. 0 Comment
  CAS-BOT-BC95042  Sisymbrium altissimum Bruce Bartholomew 1994-10-8 6875 Modoc 1 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  CHSC106340  Sisymbrium altissimum Lowell Ahart; John Dittes 2010-8-30 17078 Modoc Along 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
  CHSC117365  Sisymbrium altissimum Lowell Ahart; John Dittes 2016-7-14 21180 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  HSC6905  Sisymbrium altissimum M. T. Milligan 1965-6-26 337 Modoc N end Jess Valley. 1616 Comment
  JEPS117364  Sisymbrium altissimum Lowell Ahart, John Dittes 2010-8-30 17078 Modoc Along 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
  UC4231  Sisyrinchium bellum Milo S. Baker 1893-6 Modoc Egg Leake Island Comment
  OBI48154  Sisyrinchium douglasii Rhonda Riggins 1989-4-28 1674 Modoc 0.3 mi W West Warner Rd on parker Creek Rd, W side Warner Mts 1463 Comment
  CAS-BOT-BC245084  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1993-6-12 6602 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment
  UC1101053  Smilacina stellata Verne Grant and Irving Schneider 1947-7-22 8141 Modoc on Hwy 395 about 1 mi n junction with Cedarville road; North Fork of Pit River Comment
  CHSC99932  Solanum physalifolium var. nitidibaccatum Lowell Ahart; John Dittes 2008-8-25 15297 Modoc On the east 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
  POM229213  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1935-9-22 3994 Modoc 3 mi W of Alturas 1357 Comment
  HSC65391  Solanum triflorum Thomas Wood 1979-8-8 222 Modoc About 1.2 mi. S and then shortly W of Ft. Bidwell, along Hwy. 1 1372 Comment
  JEPS114457  Solanum triflorum Lowell Ahart, John Dittes 2008-8-26 15339 Modoc Southeast side of Rose Creek, 700 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, northeast of wire gate, 2710 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  UC1191777  Solanum triflorum Verne Grant, Irving Schneider 1947-8-27 8319 Modoc sw end of Clear Lake Clear Lake Comment
  POM213135  Solanum triflorum Carl B. Wolf 1931-9-5 2399 Modoc Roadside, on grade from Lake City-Fort Bidwell Road - to Davis Creek. (3 miles above east base) Warner Mtns. 1677 Comment
  POM228874  Solanum triflorum Louis C. Wheeler 1935-9-22 3995 Modoc Pit River at Rattlesnake Butte. Warm Springs Valley. 1341 Comment
  CAS-BOT-BC245436  Solanum umbelliferum Bruce Bartholomew 1992-5-17 6346 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  SD132242  Solidago canadensis G. Helmkamp 1990-9-23 H 2 Modoc U. S. Highway 395, 13 miles north of Likely 1340 Comment
Read comments
Jul 11 2010
  SEINET3167750  Solidago elongata J. C. Semple, B. A. Suripto 1990-8-11 9295 Modoc NE of Altura, flood plain of N. Fork Railroad by US-395, approx. 2 km S of Joseph Creek Rd. Comment
  UC88122  Solidago velutina subsp. californica Mrs. R. M. Austin 1894-8-1 92 Modoc Lassen Creek Comment
  CAS-BOT-BC54292  Sonchus asper subsp. asper Bruce Bartholomew 1994-5-28 6710 Modoc 8.5 km E of Likely on road to Jess Valley along the S Fork of the Pit River. 1620 Comment
  CAS-BOT-BC158919  Sorbus scopulina B. Bartholomew 1991-10-13 6116 Modoc Above Lily Lake on road to Dismal Swamp, W side of Warner Mts. 2010 Comment
  UC1099918  Sparganium emersum var. emersum Verne Grant and Irving Schneider 1947-7-22 8137 Modoc n of Alturas (North Fork of Pit River by State Quarantine Station, Highway 395); North Fork of Pit River Comment
  CAS-BOT-BC95284  Spergularia rubra Bruce Bartholomew; Barrett Anderson 1988-7-23 4583 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  UC429201  Spiranthes romanzoffiana Milo S. Baker Aug. 1897 162 Modoc Forestdale Comment
  CHSC99244  Spirodela polyrhiza Lowell Ahart; John Dittes 2008-6-21 15007 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  HSC46344  Spirodela polyrhiza J. P. Smith, J. O. Sawyer 1973-8-9 7282 Modoc Blue Lake, Modoc National Forest 1829 Comment
  UC635183  Stachys palustris subsp. pilosa F. H. Frost 1925-7-24 104 Modoc Jess Valley Warner Mts. Comment
  UC748040  Stachys palustris subsp. pilosa Annie M. Alexander and Louise Kellogg 1946-7-12 4984 Modoc Twelve Mile Creek, ne corner of county Twelve Mile Creek Comment
  CAS-BOT-BC179206  Stachys pilosa B. Bartholomew 1990-8-3 5619 Modoc Sour Creek, 2.3 km NE of West Warner Rd on road to Soup Spring, W side of Warner Mts. 1710 Comment
  SEINET5337009  Stellaria jamesiana M. J. Williams 1984-6-28 84- 67 -3 Modoc 2 miles north of intersection between Soldier Creek and Old cannon Mill roads. Warner Mtns, north of Cedar pass. 2057 Comment
  CHSC85151  Stellaria longipes var. longipes John Dittes; Josephine Guardino 1991-7-21 404 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC54255  Stenotus acaulis C. C. (Mrs.) Bruce 1898-6-1 2135 Modoc Lake City Mts. Comment
  JEPS31317  Stenotus acaulis Mrs. R. M. Austin and Bruce 1898-6-18 2135 Modoc Lake City, Mt. 2133 Comment
  RSA164370  Stenotus acaulis Clare B. Hardham 1961-6-18 7570 Modoc Hills S of Cedar Pass. 1829 Comment
  HSC81113  Stephanomeria tenuifolia G. M. Riegel 1978-8-22 119 Modoc South Warner Mtns. 1670 Comment
  CAS-BOT-BC95051  Streptanthella longirostris Bruce Bartholomew 1994-5-15 6691 Modoc E of Eagleville near the Eagleville Airport, Surprize Valley. 1380 Comment
  HSC81068  Streptanthus cordatus G. M. Riegel 1980-8-14 1059 Modoc S Warner Mtns. 1739 Comment
  POM260726  Streptanthus cordatus Alice Eastwood, J. T. Howell 1940-6-13 8138 Modoc West side of Fandango Pass. Comment
  UC1075762  Streptanthus cordatus Robert J. Weatherby 1955-7-8 1628 Modoc 6 mi n Ft. Bidwell; Warner Mts. 1645 Comment
  POM95360  Streptanthus cordatus Mrs. R. M. Austin, C. C. Bruce 1898-06 2245 Modoc Hills near Davis Creek. Comment
  UC1492719  Streptanthus cordatus Freed W. Hoffman 1957-6-29 4265 Modoc 13.3 mi s Adin Comment
  CAS-BOT-BC242266  Stuckenia striata Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River at Lookout. Comment
  UCD99570  Suaeda calceoliformis H. D. Sylvester 1929-10-1 s.n. Modoc Exact location unknown. Comment
  CAS-BOT-BC180111  Swertia albicaulis var. albicaulis Annie Montague Alexander; L. Kellogg 1946-7-7 4941 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC180089  Swertia radiata A. D. Borden 1911-7-19 Modoc Top of ridge head of Soup Creek. Comment
  UC615249  Swertia radiata Beryl O. Schreiber 1934-6-10 1177 Modoc Lost Lake Warner Mountains Comment
  UC1037210  Symphoricarpos mollis Leo Whitney 1934-5-28 1573 Modoc near Hackamore (Spaulding Butte, ca 15 mi nw of Canby); Modoc National Forest, Spaulding Butte 1463 Comment
  UC416558  Symphoricarpos mollis var. acutus Milo S. Baker 1898-1 Modoc Forestdale Comment
  CAS-BOT-BC95187  Symphoricarpos rotundifolius var. rotundifolius Elmer Ivan Applegate 1932-8-1 8066 Modoc Warner Mountains. Mill Creek Meadows, western slope of mountains. Comment
  CAS-BOT-BC95198  Symphoricarpos rotundifolius var. rotundifolius Bruce Bartholomew; Barrett Anderson 1990-7-20 5510 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS12666  Symphoricarpos rotundifolius var. rotundifolius W. L. Jepson 1918-8-6 7833 Modoc Davis Creek; Sugar Hill 1524 Comment
  SJSU6023  Symphoricarpos rotundifolius var. rotundifolius H. L. Buckalew 1961-6-22 Modoc near Stowe Reservoir, Warner Mts 1950 Comment
  UC585192  Symphoricarpos rotundifolius var. rotundifolius E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1825 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  UC728630  Symphoricarpos rotundifolius var. rotundifolius Milo S. Baker 1930-6-13 8326 Modoc w entrance Cedar Pass; Warner Mts. Comment
  CAS-BOT-BC5519  Symphoricarpos vaccinioides Mrs. R. M. Austin 1887-1-1 s.n. Modoc unspecified Comment
  CHSC99954  Symphyotrichum ascendens Lowell Ahart; John Dittes 2008-8-25 15293 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC71842  Symphyotrichum bracteolatum Mrs. M. H. Manning 1903-8-1 271 Modoc near, (ne Modoc County) Ft. Bidwell Comment
  CAS-BOT-BC15221  Symphyotrichum eatonii Leland S. Smith 1922-8-8 1333 Modoc Along stream in Section 14.T40, R9 1524 Comment
  UC748363  Symphyotrichum foliaceum Annie M. Alexander and Louise Kellogg 1946-8-9 5145 Modoc Patterson Lake Trail Warner Mountains Comment
  CAS-BOT-BC15152  Symphyotrichum foliaceum var. parryi Annie Montague Alexander; L. Kellogg 1946-7-12 4987 Modoc Twelve Mile Creek, northeast corner of county Comment
  CAS-BOT-BC15223  Symphyotrichum foliaceum var. parryi Annie Montague Alexander; L. Kellogg 1946-8-9 5145 Modoc Patterson Lake Trail, Warner Mountains Comment
  JEPS89332  Symphyotrichum frondosum Dean W. Taylor 1987-8-25 9281 Modoc near the outlet dam Clear Lake Reservoir; Modoc Plateau, Clear Lake Reservoir Quad. 1371 Comment
  UC469026  Symphyotrichum spathulatum W. P. Taylor and H. C. Bryant 1910-7-24 Modoc Squaw Peak Warner Mountains, Squaw Peak Comment
  CAS-BOT-BC15169  Symphyotrichum spathulatum var. spathulatum Bruce Bartholomew 1989-8-11 5095 Modoc Vicinity of Patterson Ranger Station, S end of Warner Moutains. 2160 Comment
  CAS-BOT-BC15173  Symphyotrichum spathulatum var. spathulatum Annie Montague Alexander; L. Kellogg 1946-7-13 4991 Modoc Cowhead Lake. Comment
  CAS-BOT-BC232361  Synthyris missurica Annie Montague Alexander; L. Kellogg 1946-6-15 4774 Modoc Deep Creek. 2133 Comment
  CAS-BOT-BC232363  Synthyris missurica Robert Patterson; Mona Bourell 1993-8-14 5224 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  JEPS9932  Synthyris missurica Mrs. R. M. Austin and Bruce 1898-6-18 2132 Modoc Lake City Pass; Warner Mountains Comment
  CDA5382  Syringa vulgaris T. C. Fuller 1964-6-25 12250 Modoc Warner Mountains; Sugar Hill Planting area, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  SEINET231318 Image available Taeniatherum caput-medusae Margaret J. Williams 1984-1 84- 75 -3 Modoc 27.4 mi N of Cedar Pass road on Hwy 395. 1300 Comment
  SEINET5344502  Taeniatherum caput-medusae M. J. Williams 1984-6-30 84- 75 -3 Modoc 27.4 mi N of Cedar Pass road on Hwy 395 1295 Comment
  CHSC117136  Taraxia tanacetifolia Lowell Ahart; John Dittes 2016-7-14 21177 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1191747  Taraxia tanacetifolia Herbert L. Mason 1947-8-13 13523 Modoc n Canby (ne side of reservoir); F Reservoir Comment
  UC1035975  Taraxia tanacetifolia Helen K. Sharsmith 1955-6-26 4508 B Modoc adjacent to Hwy 39 ca 20 mi n Canby; Modoc National Forest 1524 Comment
  SDSU2047  Taxus brevifolia L. N. Harvey 1929-9-1 572 Modoc Comment
  CHSC100356  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
  JEPS38110  Tetradymia canescens W. L. Jepson 1918-8-6 7848 Modoc Surprise Valley 1447 Comment
  CAS-BOT-BC217132  Thalictrum fendleri Bruce Bartholomew 1990-8-5 5657 Modoc Summit Trail, ca. 1 km N of Patterson Ranger Station, W side of Warner Mts. 2270 Comment
  HSC1962  Thalictrum fendleri M. T. Milligan 1966-7-3 549 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  UCSB11497  Thalictrum fendleri var. fendleri Dearing, Hugh; Dearing, Margaret 1939-6-8 Modoc Pine Canon, Warner Mountains 182 Comment
  HSC1958  Thalictrum sparsiflorum M. T. Milligan 1966-7-27 588 Modoc E of Jess Valley 1646 Comment
  CAS-BOT-BC95074  Thelypodium flexuosum Bruce Bartholomew 1991-5-24 5696 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  NY215470  Thelypodium flexuosum B. M. Bartholomew 1991-5-24 5696 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  CAS-BOT-BC95080  Thelypodium milleflorum Bruce Bartholomew 1990-6-17 5339 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  RSA429573  Thelypodium milleflorum G. Willett 1935-6-9 s.n. Modoc Eagleville. Comment
  CAS-BOT-BC5492  Thermopsis californica var. argentata Milo S. Baker 1894-8-1 s.n. Modoc Big Valley Mts. Comment
  RSA520432  Thermopsis californica var. argentata Bruce Bartholomew, B. Anderson 1990-4-26 5160 Modoc 1.1km NW of Day. 1080 Comment
  CHSC96350  Thinopyrum intermedium Richard R. Halse 2006-8-3 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  RSA534592  Thinopyrum intermedium Bruce Bartholomew, B. Anderson 1990-7-19 5400 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  UCD115582  Thlaspi arvense R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Corporation Ranch, Likely. Comment
  CAS-BOT-BC95087  Thysanocarpus curvipes Milo Samuel Baker 1893-6-16 Modoc Rocky south hillside. Comment
  CAS-BOT-BC58701  Tiquilia nuttallii Bruce Bartholomew 1993-6-13 6629 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC54246  Tragopogon dubius Bruce Bartholomew 1990-6-18 5366 Modoc S side of Goose Lake, ca. 5 km SSE of McGinty Point. 1400 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
  CAS-BOT-BC179197  Trichostema oblongum Bruce Bartholomew 1991-7-6 5987 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  RSA318961  Trifolium Patricia Wilder 1971-6-20 5075 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  CAS-BOT-BC181792  Trifolium andersonii var. andersonii Elmer Ivan Applegate 1897-6-7 900 Modoc Clear Lake. Comment
  JEPS33200  Trifolium andersonii var. andersonii Mrs. R. M. Austin and Bruce July, 1898 2292 Modoc Goose Lake fields Goose Lake Comment
  CAS-BOT-BC181786  Trifolium cyathiferum Annie Montague Alexander; L. Kellogg 1946-7-12 4979 Modoc Twelve Mile Creek. Comment
  UC100820  Trifolium cyathiferum Milo S. Baker 1893-1 Modoc Forestdale Comment
  CHSC117356  Trifolium hybridum Lowell Ahart; John Dittes 2016-7-14 21172 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC100850  Trifolium kingii var. productum L. P. Janeway 2008-8-17 9563 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2409 Comment
  UC748302  Trifolium kingii var. productum Annie M. Alexander and Louise Kellogg 1946-6-25 4821 Modoc Dismal Swamp Warner Mtns (n end of mtns) 2255 Comment
  HSC81088  Trifolium longipes G. M. Riegel 1980-7-14 874 Modoc South Warner Mtn. 2100 Comment
  RSA0014359  Trifolium macrocephalum Joan Stewart 2005-6-6 2488 Modoc Stowe Reservoir, Warner Mountains. Comment
  SEINET10487918  Trifolium macrocephalum LeRoy E. Detling 1948-5-24 Detling 6258 Modoc N fk pit river, sec 17, t43n, r14e, sagebrush, juniper, artemisia tridentata, Level plateau, wet scabland in full sun. 1463 Comment
  CAS-BOT-BC181755  Trifolium productum Elmer Ivan Applegate 1932-8-5 8173 Modoc Cedar Mountain, Warner Mts. Comment
  CAS-BOT-BC248352  Trifolium productum B. Bartholomew; H. Sun 2002-6-24 8835 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CHSC116073  Trifolium repens Lowell Ahart; John Dittes 2015-7-16 20366 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
  HSC15166  Trifolium repens M. T. Milligan 1964-7-20 152 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  CAS-BOT-BC180164  Trifolium variegatum Bruce Bartholomew 1991-7-4 5903 Modoc Roney Flat. 1460 Comment
  NY717606  Trifolium variegatum B. M. Bartholomew 1994-7-1 6761 Modoc 11.9 km northwest of State Highway 299 on road to Dutch Flat 1400 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
  HSC15187  Trifolium wormskioldii M. T. Milligan 1965-6-23 309 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC245031  Triglochin maritima Ira L. Wiggins; Dorothy B. Wiggins 1961-6-13 16445 Modoc Lane on Phipp's Ranch, ca. 14 mi. N of Cedarville, Surprise Valley Comment
  JEPS101254  Triglochin maritima Dean W. Taylor 1989-8-4 10427 Modoc Suprise Valley; between Middle Lake and Lower Lake, ca. 2.5 mi N of Eagleville 1231 Comment
  SEINET3151085  Triglochin maritima Mrs. M. H. Manning 146 Modoc N-E Modoc county Comment
  UC1099957  Triglochin maritima Herbert L. Mason, Verne Grant 1947-7-12 13438 Modoc n Likely (Corporation Ranch Headquarters); , n of Likely Comment
  JEPS70738  Trisetum canescens Leland S. Smith 1918-1 872 Modoc Comment
  CAS-BOT-BC252537  Trisetum spicatum Bruce Bartholomew 1990-8-4 5642 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  CAS-BOT-BC242155  Triteleia hyacinthina Bruce Bartholomew 1994-7-1 6759 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  CHSC109886  Triteleia hyacinthina B. Castro; L. P. Janeway 2012-7-25 1959 Modoc Warner Mountains. Slope along N side of Dismal Swamp, along sides of rough gravel road going N out of swamp, just above more mesic sites dominated by Artemisia cana. 2218 Comment
  HSC26555  Triteleia hyacinthina D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19500 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  RSA163748  Triteleia hyacinthina Clare B. Hardham 1961-6-17 7516 Modoc Cedar Pass Camp Ground, Warner Mountains Comment
  CAS-BOT-BC242298  Typha latifolia Bruce Bartholomew; Barrett Anderson 1990-6-17 5289 A Modoc Surprise Valley, SW end of Lower Alkaline Lake, 3.2 km N of Lassen County border. 1370 Comment
  UC1537627  Typha latifolia Gordon H. True Jr. 1939-7-21 1023 Modoc n Canby (Jack Swamp); Jack Swamp Comment
  POM106012  Urtica dioica subsp. holosericea R. M. Austin 1895-08 183 Modoc Goose Lake Comment
  UCD121872  Utricularia minor Barry Rice 2007-5-28 BR 070505 Modoc Western edge of Egg Lake. 1295 Comment
  CAS-BOT-BC95303  Vaccaria hispanica John Thomas Howell 1934-6-16 12206 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC8403  Vaccaria hispanica Mrs. R. M. Austin Aug., 1894 Modoc Goose Lake Valley Comment
  UCD169490  Vaccaria hispanica Louis C. Wheeler 1935-8-6 3800 Modoc 1/2 mile south of Pine Creek (town). 1493 Comment
  POM229171  Vaccinium cespitosum L. C. Wheeler 1935-8-8 3811 Modoc N Fork Bidwell Creek, Warner Mts. 2378 Comment
  RSA604322  Vaccinium cespitosum L. C. Wheeler 1935-8-8 3811 Modoc N Fork Bidwell Creek, Warner Mts. 2378 Comment
  RSA647825  Vaccinium cespitosum Marion P. Harthill 1972-9-7 s.n. Modoc Dismal Swamp Area, Modoc National Forest. 2287 Comment
  UC1748306  Vaccinium membranaceum Loren Gehrung 1996-9-6 176 Modoc On North Fork Davis Creek Modoc National Forest. Northern Warner Mts. 1889 Comment
  CAS-BOT-BC245382  Valeriana californica Bruce Bartholomew 1994-7-2 6791 Modoc 8.9 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 2120 Comment
  CAS-BOT-BC245388  Valeriana californica Louis Cutter Wheeler 1935-8-3 3755 Modoc Dismal Swamp, Warner Mountains. Comment
  JEPS9210  Valeriana californica Frances D. Payne 1929-7-1 63 Modoc Pine Creek Basin 2133 Comment
  JEPS9379  Valeriana californica N. T. Mirov 1929-7-4 Modoc Lily Lake about 1 mi s Oregon-California boundary; Warner Mountains, Lily Lake 2133 Comment
  CAS-BOT-BC242192  Veratrum californicum var. californicum Bruce Bartholomew; Barrett Anderson 1988-7-23 4561 Modoc Near Poison Lake ca. 5 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2000 Comment
  RSA789622  Veratrum californicum var. californicum R. W. Spjut 2010-7-30 16760 Modoc Central Warner Mountains, just north of Highway 299 at Cedar Pass along FR 43N07, Stough Reservoir and north several miles. 1982 Comment
  CAS-BOT-BC245408  Verbena hastata Bruce Bartholomew 1989-8-11 5085 Modoc SW of Lower Alkali Lake, Surprise Valley, 1.6 km N of Lassen County boundary on County Road 1. 1400 Comment
  POM229958  Veronica alpina var. alterniflora Louis C. Wheeler 1935-8-10 3821 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  CAS-BOT-BC245478  Veronica americana Bruce Bartholomew; Barrett Anderson 1989-6-2 4787 A Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  HSC21193  Veronica americana M. T. Milligan 1964-6-6 15 Modoc N side of Dorris Reservoir along shore 1372 Comment
  UC748148  Veronica americana Annie M. Alexander and Louise Kellogg 1946-6-14 4763 Modoc Silver Creek branch of Patterson Mill Road 1828 Comment
  CDA42024  Veronica americana T. C. Fuller 1963-7-16 10911 Modoc Lassen Creek, Sugar Hill Planting, ca. 6 miles southeast of Willow Ranch. 0 Comment
  JEPS119560  Veronica anagallis-aquatica Lowell Ahart, John Dittes 2012-7-12 18361 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
  CHSC85173  Veronica arvensis John Dittes; Josephine Guardino 1991-7-21 394 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
  CHSC67133  Veronica peregrina subsp. xalapensis James D. Jokerst 1987-5-13 2866 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1371 Comment
  JEPS3974  Veronica peregrina subsp. xalapensis Frances D. Payne 1935-7-19 792 Modoc s and e of Alturas (Mouth of Dry Creek, tributary of Parker Creek); Warner Mountains, Dry Creek, Parker Creek Comment
  SEINET516149 Image available Veronica scutellata Vernon H. Oswald 1998-9-8 9595 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. 1280 Comment
  CAS-BOT-BC245445  Veronica serpyllifolia subsp. humifusa Elmer Ivan Applegate 1932-8-3 8138 Modoc W slope of Warner Mts. near Eagle Peak. Comment
  UCD108696  Vicia americana subsp. americana Verne Grant 1947-7-21 8121 Modoc North Fork of Pit River by bridge on Highway 395, north of Alturas. Comment
  CAS-BOT-BC180139  Vicia americana var. americana Elmer Ivan Applegate 1932-7-31 7955 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  JEPS66144  Vicia americana var. americana Frances D. Payne 1932-6-10 639 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC748294  Vicia americana var. americana Annie M. Alexander and Louise Kellogg 1946-6-14 4753 Modoc Silver Creek branch of Patterson Mill road 1828 Comment
  NY716441  Vicia americana var. linearis M. S. Baker 1894-6-29 s.n. Modoc Big Valley Comment
  CAS-BOT-BC245368  Viola adunca Leland S. Smith 1918-6-22 948 Modoc High Grade. 2133 Comment
  CAS-BOT-BC245354  Viola beckwithii Belknap C. Goldsmith 1912-5-8 47 Modoc Lava plateau, 8 mi. NW of Alturas. 1493 Comment
  HSC21861  Viola beckwithii M. T. Milligan 1964-4-25 Modoc 1 mi. up Barns Grade Rd. at stock pens Comment
  CAS-BOT-BC245349  Viola glabella Bruce Bartholomew; Barrett Anderson 1989-6-1 4770 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  UC1237940  Viola glabella John Weiler, A. P. Nelson May 26 1961-May 29 1961 61236 Modoc just w of Cedar Pass (at Public Camp); Warner Mountains, Public Camp Comment
  CAS-BOT-BC245341  Viola macloskeyi Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16484 Modoc 6.4 mi. S of Lassen Creek camp ground, road to Buck Mt., Warner Mountains Comment
  CAS-BOT-BC245343  Viola macloskeyi Bruce Bartholomew 1995-6-23 6992 Modoc 8.8 km E of U.S. Hwy 395 on Forest Road 30, W side of the Warner Mountains. 1700 Comment
  JEPS118442  Viola praemorsa subsp. linguifolia Lowell Ahart, John Dittes 2011-6-21 17513 Modoc About 200 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS50374  Viola praemorsa subsp. linguifolia Leland S. Smith 1918-5-3 921 Modoc Modoc National Forest Comment
  UC1749408  Viola praemorsa subsp. linguifolia Milo S. Baker 1936-1 8333 Modoc 2 mi west of Cedar Pass Camp Comment
  UC1749410  Viola praemorsa subsp. linguifolia Milo S. Baker 1936-6-14 8352 Modoc 1 1/2 mi E of Cedar Pass Summit (along Alturas-Cedarville Hwy) Comment
  RSA59648  Viola praemorsa subsp. praemorsa E. K. Balls 1950-5-12 14643 Modoc About Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1738 Comment
  UCD164582  Viola praemorsa subsp. praemorsa R. John Little; Cynthia Little 1991-7-4 6647 Modoc Warner Mts., south side of Hwy 299 at Cedar Pass. (Exact location uknown. Coordinates estimated by label maker). 1920 Comment
  UCSB17251  Viola purpurea Haller, John 1961-6-25 Modoc Eagleville- Likely road, 0.5 mi W of crest of Warner Mountains, about 3 rd. E of Patterson Ranger Station; 2286 Comment
  UC1763364  Viola purpurea subsp. quercetorum Milo S. Baker 1893-6-25 5436 Modoc Big Valley Mts. 1676 Comment
  RSA293420  Viola purpurea subsp. venosa Reino Alava 1957-7-6 1168 Modoc 2 miles W of Benton Meadows. Davis Creek Pass Road, Modoc National Forest. Comment
  CAS-BOT-BC245289  Viola sheltonii Bruce Bartholomew 1994-7-2 6819 Modoc Mill Creek NE of Bald Mtn., E side of Warner Mountains. 2040 Comment
  CAS-BOT-BC245281  Viola sororia subsp. affinis Francis Dorris Payne 1935-7-1 794 Modoc Parker Creek at mouth of Dry Creek. Comment
  CAS-BOT-BC245283  Viola sororia subsp. affinis J. F. Emmel 1968-7-15 83 Modoc 2 mi. E of Pine Creek. Comment
  UC108607  Viola sororia subsp. affinis Mrs. R. M. Austin May 1894 16 Modoc Franklin Creek Comment
  JEPS74003  Vulpia microstachys var. microstachys Frances D. Payne 1932-6-10 620 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC1025020  Vulpia microstachys var. pauciflora Leo Whitney 1935-7-12 3503 Modoc 10 mi w Canby; Cottonwood Flat Comment
  UCD93990  Vulpia microstachys var. pauciflora A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3372 Modoc at Adin. Comment
  RSA210836  Xanthium spinosum R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39114 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  POM228878  Zannichellia palustris L. C. Wheeler 1935-8-22 3905 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  RSA210793  Zannichellia palustris Robert F. Thorne, C. W. Tilforth, James Henrickson 1969-9-4 39110 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  HSC15761  Zigadenus paniculatus M. T. Milligan 1965-7-1 405 Modoc Plateau W of Jess Valley. 1829 Comment
  SEINET3889685  Zigadenus paniculatus E. K. Balls 1950-5-13 14 .680. Modoc West of Goode Lake, 0.5 mile south of Oregon-California State Line.; 0 1463 Comment
  CAS-BOT-BC242045  Zigadenus venenosus var. venenosus Bruce Bartholomew 1993-6-12 6604 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment



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