Search Results — 2000 specimen records retrieved (1514 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=MODOC; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73501  Abies concolor John Thomas Howell 1934-6-14 12180 Modoc Patterson Mill Road, Warner Mts. Comment
  UCSB16  Abies concolor Haller, John 1959-8-4 Modoc 0.5 mile west of the crest of the Warner Mtns., 3 miles east of Patterson Ranger Station and Campground on road between Blue Lake and Lower Alkali Lake 2286 Comment
  CAS-BOT-BC15667  Achillea millefolium Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10518 Modoc Patterson Ranger Station, East Creek drainage. 2164 Comment
  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
  UCR34705  Achillea millefolium J. A. Harpel 1981-8-6 V- 32 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UCD51458  Achnatherum X bloomeri B. L. Kay 1957-6-1 s.n. Modoc 2 miles northeast Likeley. Comment
  CAS-BOT-BC242285  Achnatherum hymenoides Gordon H. True 1964-6-3 1451 Modoc Cedar Pass. 1524 Comment
  UCD50353  Achnatherum hymenoides L. Whitney 1935-7-21 s.n. Modoc Cemetery, Alturas, Modoc Co., California. Comment
  CAS-BOT-BC242277  Achnatherum lemmonii Bruce Bartholomew 1990-6-17 5310 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC242325  Achnatherum lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc 15 mi. N of Alturas, near Surprise. 1402 Comment
  UC1024860  Achnatherum lemmonii Leo Whitney 1935-6-1 3170 Modoc 1 mi sw White Horse Comment
  UC1025048  Achnatherum lemmonii Leo Whitney 1935-8-3 3610 Modoc Buck Creek plot Buck Creek Comment
  UCD32689  Achnatherum lemmonii Beecher Crampton 1954-7-6 2101 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD50450  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2101 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  UCD50561  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-8 2178 Modoc Peat Meadow; Jess Valley, Warner Mountains, 15 miles east of Likely. Modoc County. Comment
  UCD50705  Achnatherum lemmonii E. Wilson 1934-5-14 s.n. Modoc East side of pass from Alturas to Cedarville. Comment
  CAS-BOT-BC242317  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1988-6-23 4286 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  UC1601365  Achnatherum nelsonii subsp. dorei L. D. Whitney 1935-7-12 Modoc Cottonwood Flat Comment
  UCD50901  Achnatherum occidentale August L. Hormay 1932-7-14 s.n. Modoc DD plot site, Modoc National Forest. Comment
  POM229972  Achnatherum occidentale subsp. californicum L. C. Wheeler 1935-8-3 3752 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  UC711840  Achnatherum occidentale subsp. californicum Roxana S. Ferris and Laura Lorraine 1941-8-13 10533 Modoc East Creek drainage, Patterson Ranger Station Warner Mountains, Modoc National Forest 2164 Comment
  RSA0034404  Achnatherum occidentale subsp. californicum L. C. Wheeler 1935-8-3 3752 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  UC1037133  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-6-9 3206 Modoc White Horse Comment
  UCD51170  Achnatherum occidentale subsp. pubescens L. Whitney 1935-7-25 s.n. Modoc near Lava Ranger Station. Comment
  CAS-BOT-BC242313  Achnatherum thurberianum James D. Jokerst 1983-7-27 1907 Modoc Near Signal Butte. 1340 Comment
  RSA163786  Achnatherum thurberianum Clare B. Hardham 1961-6-19 7859 Modoc Willow Creek. Warner Mountains. Comment
  UCD51430  Achnatherum thurberianum Beecher Crampton 1962-5-7 - 26 Modoc 3 miels west of Cedarville. Comment
Read comments
May 12 2013
  UCD104073  Acmispon brachycarpus Herbert L. Mason; Verne Grant 1947-7-10 13332 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  UC71849  Aconitum columbianum Mrs. M. H. Manning 1903-8-3 70 Modoc near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC218315  Actaea rubra Betty J. Hammerly 1941-6-20 29 Modoc Along banks of Clear Lake. S end of Warner Mts. 1767 Comment
  CAS-BOT-BC15639  Adenocaulon bicolor Bruce Bartholomew 1994-7-3 6844 Modoc Along Bidwell Creek near Larry Flat, E side of Warner Mountains. 1780 Comment
  CAS-BOT-BC15642  Adenocaulon bicolor Bruce Bartholomew 1994-7-2 6783 Modoc 5.0 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 1930 Comment
  RSA0055854  Adenocaulon bicolor Doris Bowers 1972-9-2 1894 Modoc Upper Camp, Rush Creek, N/o Adin 1220 Comment
  CAS-BOT-BC218323  Adonis aestivalis Mrs. H. C. Cantelow 1949-6-12 s.n. Modoc About 1 mi. W of Canby. Comment
  CDA20570  Adonis aestivalis C. Pirosko 2005-6-24 PDR 1303855 Modoc Modoc Plateau; S side of Hwy 299 just W of Canby. 0 Comment
Read comments
Aug 12 2008
  CHSC68565  Adonis aestivalis Vernon H. Oswald; Beth Corbin, Gary Schoolcraft 1997-5-17 8463 Modoc Bushey Rd. on the north side of the Pit River south of Canby Bridge. Roadside bordering a field. 1280 Comment
Read comments
May 4 2012
  UC1587034  Adonis aestivalis G. Schoolcraft 1991-6-18 2166 Modoc about 1.5 mi w of Canby (n of Highway 299) 1328 Comment
  CAS-BOT-BC218327  Adonis aestivalis J. Turner; F. M. Ball 1962-7-12 s.n. Modoc Near Canby about 5 mi. from Cottonwood Flat campground. 1341 Comment
  UC1795596  Aegilops cylindrica J. Moreo 2002-6-24 PDR 1151611 Modoc Jasper Ranch, Willow Ranch, near New Pine Cr, Oregon Comment
  SBBG18789  Agastache urticifolia C. B. Hardham 1961-6-18 7565 Modoc Davis Crk 2133 Comment
  RSA534711  Agastache urticifolia Bruce Bartholomew 1991-7-6 5979 Modoc Curtis Waterhole and adjacent lava outcrops. 399 Comment
  CHSC118796  Ageratina occidentalis L. P. Janeway 2015-8-9 11824 Modoc Warner Mountains. On the south side of a knoll on the west side of Road 39N06 2.2 road-km north of Road 64 (39N01 - the road to Patterson campground); 5.8 air-km north-northeast of Blue Lake. 2170 Comment
  CHSC19740  Agoseris M. T. Mulligan 1965-6-26 328 Modoc Eagle Peak Region, Warner Mountains. North end Jess Valley. 1615 Comment
  CAS-BOT-BC15520  Agoseris X dasycarpa K. Paulson; R. Paulson 1989-6-21 141 Modoc Vicinity of N Fork of Fitzhugh Creek, W side of the Warner Mtns. 1493 Comment
  HSC81033  Agoseris aurantiaca G. M. Riegel 1980-7-7 824 Modoc South Warner Mountains 2100 Comment
  SEINET2029689 Image available Agoseris glauca var. laciniata C. L. Hitchcock 1940-5-27 6707 Modoc 15 miles northeast of Alturas 1676 Comment
  CAS-BOT-BC15278  Agoseris heterophylla Arnold Tiehm 1984-7-30 8830 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit 1615 Comment
  HSC5996  Agoseris monticola M. T. Milligan 1966-6-19 644 Modoc Plateau W of Jess Valley 1829 Comment
  UC1332115  Agoseris parviflora Alice Eastwood and John Thomas Howell 1940-6-11 8029 Modoc 8 mi from, on rd to Alturas Canby Comment
  CHSC85179  Agropyron desertorum John Dittes; Josephine Guardino 1991-7-21 433 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
  RSA646244  Agropyron desertorum Marion P. Harthill 1971-6-23 386 Modoc Fandango Pass Comment
  UC1137065  Agrostis alba August L. Hormay 1932-6-15 Modoc Pease Cabin Modoc National Forest Comment
  JEPS124362  Agrostis capillaris Lowell Ahart, John Dittes 2015-7-16 20371 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  SJSU9610  Agrostis exarata W. Savage 1979-7-6 1387 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1025052  Agrostis exarata Leo Whitney 1935-7-24 3590 Modoc ca 15 mi nw Canby (Lake Joaquinna, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD52381  Agrostis exarata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UC1024961  Agrostis pallens Leo Whitney 1935-7-1 3376 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD53148  Agrostis pallens A. A. Jordan 1934-9-11 s.n. Modoc Alturas. 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
  CAS-BOT-BC242416  Agrostis variabilis Louis Cutter Wheeler 1935-8-16 3873 Modoc Dismal Swamp. 2225 Comment
  CAS-BOT-BC245222  Alisma gramineum Alice Eastwood; John Thomas Howell 1940-6-12 8037 Modoc Likely. Comment
  POM313033  Alisma gramineum H. L. Mason 1955-8-13 14653 -B Modoc Southwest side of Goose Lake Comment
  RSA210815  Alisma triviale Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39106 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC245011  Allium acuminatum Clare Butterworth Hardham 1961-6-18 7566 Modoc E side Cedar Pass. 1524 Comment
  CAS-BOT-BC245016  Allium acuminatum Milo Samuel Baker 1936-6-13 8327 Modoc W entrance to Cedar Pass. Comment
  CAS-BOT-BC245019  Allium acuminatum Barrett Anderson 1986-7-10 3204 Modoc West Warner Rd just S of the N Fork of Fitzhugh Creek. 1980 Comment
  POM110315  Allium acuminatum Mrs. R. M. Austin 1895-07 499 Modoc Goose Lake Valley. Comment
  JEPS13885  Allium acuminatum Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3750 Modoc 3.3 mi w Fandango Pass; Fandango Valley 1706 Comment
  RSA123173  Allium acuminatum R. C. Wilson 1933-6-25 53 Modoc Rush Creek. 1448 Comment
  CAS-BOT-BC244998  Allium amplectens Roxana Stinchfield Ferris; R. Duthie 1919-6-14 111 Modoc Warner Mts. near Alturas. 2133 Comment
  UCD141838  Allium amplectens L. K. Mann; M. D. Mann 1963-6-18 s.n. Modoc 4.6 miles north of Adin toward Alturas. Comment
  UCD141839  Allium amplectens L. K. Mann; M. D. Mann 1963-6-18 s.n. Modoc 4.6 miles north of Adin toward Alturas. Comment
  SBBG832  Allium bisceptrum H. and M. Dearing 1939-6-7 3577 Modoc Adin summit Comment
  JEPS47575  Allium bisceptrum var. bisceptrum L. S. Smith 1920-7-31 1190 Modoc Patterson 2194 Comment
  UC71726  Allium bisceptrum var. bisceptrum Mrs. M. H. Manning 1903-4-18 81 Modoc near Fort Bidwell Comment
  RSA577793  Allium campanulatum L. C. Wheeler 1935-8-16 3887 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  SEINET12048096  Allium campanulatum Unknown 1947-1 s.n. Modoc grown at Pullman, WA, 2mi E of Cedar Pass, Warner Mts Comment
  UCR76968  Allium parvum George K. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  SEINET222584  Allium parvum D. W. McNeal 1979-5-13 2225 Modoc Beside Hwy # 395, 15.8 mi S. of te Jct. of Hwy #299 in Alturas. Comment
  CHSC63942  Allium platycaule Marion Ownbey; Fred G. Meyer 1940-7-1 2145 Modoc Cedar Peak, Warner Mts. Comment
  POM204114  Allium platycaule J. T. Howell 1934-6-11 11920 Modoc Parker Creek, Warner Mts. 1585 Comment
  UC725720  Allium platycaule A. A. Heller 1941-6-25 16207 Modoc Cedar Pass 1935 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
  CAS-BOT-BC244949  Allium validum Bruce Bartholomew; Barrett Anderson 1988-7-23 4585 Modoc Vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp, Warner Mts.. 2170 Comment
  CAS-BOT-BC242346  Alopecurus aequalis Leland S. Smith 1918-6-22 942 Modoc Willow Creek below Ranger Station. 1676 Comment
  CAS-BOT-BC242349  Alopecurus aequalis Leland S. Smith 1918-6-22 942 Modoc Willow Creek below Ranger Station. 1676 Comment
  CAS-BOT-BC242333  Alopecurus saccatus John H. Hatton 1911-6-22 137 Modoc unspecified - Modoc National Forest Comment
  UCR87504  Alyssum alyssoides George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  RSA488041  Alyssum desertorum Bruce Bartholomew, B. Anderson 1988-5-12 4134 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  SEINET5783736 Image available Alyssum minus S. Saufferer 1973-5-5 131 Modoc about 7.5 mi. S of Pine Creek, along Hwy 395 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
  SEINET5340079  Alyssum simplex M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  CAS-BOT-BC497471  Alyssum simplex Margaret J. Williams 1988-5-28 88 -19/4 Modoc Hwy 395, intersection with Davis Creek Road Comment
  CHSC113818  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. 1619 Comment
  JEPS117299  Amaranthus californicus Lowell Ahart, John Dittes 2010-8-31 17106 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
  SEINET200137  Amaranthus californicus H. L. Mason, V. Grant 1947-7-10 13326 Modoc Dorris Reservoir 2 miles east of Alturas Comment
  JEPS114664  Amaranthus powellii Lowell Ahart, John Dittes 2008-8-25 15290 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
  RSA59866  Amelanchier pallida E. K. Balls 1950-5-11 14611 Modoc West of Middle Lake, between Eagleville and Cedarville. 1433 Comment
  CAS-BOT-BC214627  Amelanchier utahensis K. Paulson; Robert Paulson 1989-5-8 107 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC214632  Amelanchier utahensis Bruce Bartholomew; Barrett Anderson 1989-4-27 4611 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC217088  Amelanchier utahensis C. L. Hitchcock 1940-5-27 6701 Modoc 15 mi. NE of Alturas. 1676 Comment
  UC12079  Amelanchier utahensis Mrs. R. M. Austin and Bruce Jun 1898 2346 Modoc Goose Lake valley; Goose Lake Comment
  NY849997  Amelanchier utahensis var. utahensis R. M. Austin 07 1898 2343 Modoc Mt. Bidwell 2438 Comment
  CAS-BOT-BC54200  Amsinckia menziesii Alice Eastwood; John Thomas Howell 1940-6-13 8163 Modoc Fort Bidwell. Comment
  CHSC117139  Amsinckia menziesii Lowell Ahart; John Dittes 2016-7-14 21159 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) dwest of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC54165  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-14 8203 Modoc Near Kelly Hot Spring. Comment
  CAS-BOT-BC54172  Amsinckia tessellata var. tessellata Isabelo T. Kelly 1930-1-1 63 Modoc unspecified Comment
  CAS-BOT-BC15605  Ancistrocarphus filagineus Alice Eastwood; John Thomas Howell 1940-6-15 8298 Modoc 5 mi. N of Lookout. Comment
  CAS-BOT-BC15608  Ancistrocarphus filagineus Bruce Bartholomew; Barrett Anderson 1989-6-2 4801 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  JEPS30617  Ancistrocarphus filagineus Peter H. Raven with Otto T. Solbrig 1958-6-18 13320 Modoc 8.8 mi s, along dirt road Happy Camp Guard Station; Modoc National Forest Comment
  CHSC30587  Anemone drummondii P. V. Caldwell 1972-7-13 298 Modoc On the west slope at Patterson Lake in the Warner Mtns. Comment
  CAS-BOT-BC15614  Antennaria argentea E. H. Steffen 1917-7-1 88 Modoc Granger Mill. 1676 Comment
  CAS-BOT-BC59210  Antennaria dimorpha John Thomas Howell 1934-6-14 12136 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  JEPS13176  Antennaria geyeri Milo S. Baker Modoc Lava Beds% Comment
  RSA93633  Antennaria geyeri F. W. Peirson 1926-6-26 6909 Modoc Modoc National Forest NW of Canby. Comment
  CAS-BOT-BC15593  Antennaria luzuloides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16426 Modoc Near summit of Cedar Pass. 1920 Comment
  RSA518794  Antennaria luzuloides Barbara Ertter 1988-6-18 7625 Modoc Hwy 139, 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection Station, 1 mile S of jct to Lava Beds Nat'l Monument E of Tonesta. 1311 Comment
  UC1037300  Antennaria luzuloides Leo Whitney 1934-5-18 1631 Modoc Devil's Garden, (ne portion of county) Modoc National Forest, Devil's Garden 1524 Comment
  CHSC85132  Antennaria luzuloides subsp. aberrans John Dittes; Josephine Guardino 1991-6-1 371 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; at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  RSA0049629  Antennaria luzuloides subsp. aberrans Dean Wm. Taylor 2012-6-5 21218 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  SD132003  Antennaria luzuloides subsp. luzuloides Barbara Ertter 1988-6-18 7625 Modoc Hwy 139, 50 miles southwest of Klamath Falls, a few miles north of Agricultural Inspection Station, 1 mi. south of junction Lava Beds Ntl Mnt. 1310 Comment
  CAS-BOT-BC15557  Antennaria rosea subsp. rosea Clare Butterworth Hardham 1961-6-20 7864 Modoc Pine Creek. 1676 Comment
  UCR57491  Anthemis R. D. Goeden, Don W. Ricker 1989-8-23 890823- 24 Modoc Davis Creek, south of Goose Lake & west of Hwy 395, beside Westside Road 1441 Comment
  CAS-BOT-BC15565  Anthemis cotula Bruce Bartholomew 1990-8-3 5597 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC117244  Anthemis cotula Lowell Ahart 2016-7-16 21237 Modoc Between the first pond and the second going west, south of Ash creek Canal (now filled in) south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC242414  Apera interrupta Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-17 13307 Modoc Along Hwy 299, 2.6 mi. W of Alturas. Comment
  JEPS120133  Apera interrupta Lowell Ahart, John Dittes 2012-7-10 18324 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC15692  Apocynum androsaemifolium K. Paulson; Robert Paulson 1989-7-2 167 Modoc N side of the Pit River ca. 3 mi. E of County Rte. 91. 1578 Comment
  UC748418  Apocynum androsaemifolium Annie M. Alexander and Louise Kellogg 1946-7-3 4903 Modoc near Ft. Bidwell Ft. Bidwell (s. slope Bidwell Creek Canyon); Bidwell Creek Canyon Comment
  UC748478  Aquilegia formosa Annie M. Alexander and Louise Kellogg 1946-7-24 5062 Modoc Bear Camp Flat Warner Mtns (on trail to Emerson Camp) Comment
  CAS-BOT-BC218332  Aquilegia formosa var. formosa Annie Montague Alexander; L. Kellogg 1946-7-24 5062 Modoc On trail to Emerson Camp, Bear Camp Flat, Warner Mts. Comment
  CAS-BOT-BC218335  Aquilegia formosa var. formosa Elmer Ivan Applegate 1932-7-9 7598 Modoc N slope of Bidwell Mountain, Warner Mts. 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
  HSC81077  Arabis drummondii G. M. Riegel 1980-8-13 1042 Modoc S Warner Mtns. 1829 Comment
  SEINET232398  Arabis holboellii var. pendulocarpa Reed C. Rollins, Kathryn W. Rollins 1981-6-1 81194 Modoc Warner Mountains ca. 2 miles north of summit of road between Lake City and U.S. Hwy 395. Comment
  RSA59851  Arabis holboellii var. retrofracta E. K. Balls 1950-5-14 14691 Modoc 0.2 mi. south of boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  HSC81057  Arabis lemmonii G. M. Riegel 1980-9-3 1143 Modoc S Warner Mtns. 1829 Comment
  NY114823  Arabis puberula G. Schoolcraft 1981-5-12 388 Modoc South of Alturas near Jones Lane 1402.1 Comment
  UC1504492  Arabis puberula Reed C. Rollins and Kathryn W. Rollins 1981-6-1 81192 Modoc 3.3 mi w Lake City; Warner Mountains Comment
  UC118066  Arabis pycnocarpa var. pycnocarpa Mrs. R. M. Austin Jun 1894 Modoc Willow Creek Valley Comment
Read comments
Nov 11 2011
  NY119571  Arabis sparsiflora A. J. Cronquist 1959-6-20 8526 Modoc At Cedarville Pass; Warner Mtns., between Cedarville and Alturas 1950.7 Comment
  SEINET2149921  Arctostaphylos nevadensis K. T. Harper 1974-1 131 Modoc Warner Mountains, Mt. Bidwell road. 2134 Comment
  UC748234  Arctostaphylos nevadensis Annie M. Alexander and Louise Kellogg 1946-6-25 4828 Modoc on road leading down to Dismal Swamp (n end of mts.); Warner Mountains 2255 Comment
  POM77169  Arctostaphylos patula Mrs. R. M. Austin 1895-08 506 Modoc Willow Creek (Devils Garden). Comment
Read comments
Nov 26 2011
  RSA520436  Arctostaphylos patula Bruce Bartholomew, M. Bourell, Bartholomew 1990-4-28 5204 Modoc 8 km from Rush Creek on road up Hunters Ridge. 180 Comment
  CAS-BOT-BC95659  Arctostaphylos patula G. D. Hanna; M. M. Hanna 1956-6-6 Modoc Glass Mountain Comment
  SEINET11987208  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1981-1 4110 Modoc on White Horse Rd enroute to Egg Lake from Lookout 1250 Comment
  POM260875  Arenaria aculeata Alice Eastwood, J. T. Howell 1940-6-12 8106 Modoc West side of Cedar Pass. Comment
  JEPS51492  Arenaria aculeata Frances D. Payne 1929-6-13 8 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA531334  Arenaria aculeata Bruce Bartholomew 1990-6-15 5245 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  UC71561  Arenaria congesta var. congesta Mrs. M. H. Manning july 1903 294 Modoc Mt. Bidwell 1828 Comment
  UC1025107  Aristida oligantha Leo Whitney 1935-8-19 3627 Modoc RS-1, U.S.B.E. Comment
  HSC4702  Arnica chamissonis M. T. Milligan 1966-7-3 543 Modoc E of Jess Valley 1982 Comment
  UCD149890  Arnica chamissonis Harry A. George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  CAS-BOT-BC15568  Arnica chamissonis subsp. foliosa K. Paulson; Robert Paulson 1989-7-18 193 Modoc Vicinity of Granger Creek, E side of Warner Mts. 2042 Comment
  CAS-BOT-BC15572  Arnica chamissonis subsp. foliosa Bruce Bartholomew 1989-8-13 5145 Modoc Hunter Spring, just W of Knox Flat. 1800 Comment
  CAS-BOT-BC15418  Arnica cordifolia James T. Vale; K. Wagnon; Walter Knight; Irja Knight 1981-5-22 4113 Modoc 10 mi. E of Alturas on County Road 56 at Parker Creek. 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
  JEPS35917  Arnica cordifolia Frances D. Payne 1929-7-26 113 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin, Warren Peak 2133 Comment
  UC71559  Arnica cordifolia Mrs. M. H. Manning 1904-7-1 250 Modoc Mt. Bidwell, (ne Modoc County) Mt. Bidwell Comment
  UC936273  Arnica cordifolia Annie M. Alexander and Louise Kellogg 1946-6-5 4668 Modoc s of, (Emerson Creek) Eagleville; Warner Mountains, Emerson Creek 1981 Comment
  UC29602  Arnica cordifolia Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC15423  Arnica discoidea Bruce Bartholomew; Barrett Anderson 1988-7-21 4443 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  UC726188  Arnica fulgens A. A. Heller 1941-6-26 16266 Modoc Adin Pass 1577 Comment
  UC468977  Arnica longifolia M. F. Gilman 519 Modoc canyons 1676 Comment
  CAS-BOT-BC15289  Arnica mollis Annie Montague Alexander; L. Kellogg 1946-7-29 5080 Modoc S slope of Eagle Peak. Comment
  UC29591  Arnica mollis Mrs. R. M. Austin and Bruce 1898-7-1 2183 Modoc head of Davis Creek Comment
  CAS-BOT-BC15251  Arnica sororia Francis Dorris Payne 1932-6-24 598 Modoc Parker Creek. 1584 Comment
  CHSC115055  Arnica sororia Jessica O'Brien 2014-9-24 Modoc 1364 Comment
  CHSC110906  Arrhenatherum elatius Lowell Ahart; John Dittes 2012-7-10 18309 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, big Valley. Northeast of the old homestead. 1267 Comment
  UCD56036  Arrhenatherum elatius L. S. Smith 1919-6-2 1112 Modoc Deep Creek Ranger Station. Warner Mountains. Comment
  SEINET229955  Artemisia arbuscula Leila M. Shultz, John S. Shultz 1985-6-23 8593 Modoc California, Modoc County. Modoc Plateau at the western extension of the Great Basin, between Beeler and Duncan reservoirs north of Canby, near highway 139. 1310 Comment
  HSC65614  Artemisia douglasiana Thomas Wood 1979-8-11 250 Modoc 4 mi. S of Fort Bidwell on Co. Hwy. 1 1396 Comment
  JEPS121215  Artemisia douglasiana Lowell Ahart, John Dittes 2013-7-24 18935 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
  CDA10171  Artemisia ludoviciana T. C. Fuller 1959-7-8 4729 Modoc Highway 299 at Cloverswale Creek Bridge, 13.5 miles west of Alturas. 0 Comment
  RSA607284  Artemisia ludoviciana subsp. candicans L. C. Wheeler 1935-8-14 3848 Modoc Sunny lake shore above high water line Lily Lake, Pine Creek, Warner Mts. 2073 Comment
  CHSC105977  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2010-8-30 17050 Modoc High bank of a small wash, about 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  SJSU9636  Artemisia ludoviciana subsp. ludoviciana W. Savage 1979-7-7 1457 Modoc Triangle, Fairchild Swamp Unit (SW corner), Devils Garden District, Modoc National Forest 1508 Comment
  CAS-BOT-BC15203  Artemisia spinescens Bruce Bartholomew 1991-6-22 5842 Modoc Surprise Valley, 5.6 km E of Eagleville. 1370 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
  CAS-BOT-BC15655  Asclepias cordifolia E. S. Willits 1940-6-9 330 Modoc Fandango Pass. Comment
  CAS-BOT-BC15658  Asclepias cordifolia Bruce Bartholomew 1995-6-1 6923 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  RSA503236  Asclepias cordifolia Bruce Bartholomew, B. Anderson 1988-7-21 4463 Modoc Vincinity of Patterson Campground, southern end of Warner Mountains. 2190 Comment
  RSA520440  Asclepias cordifolia Bruce Bartholomew 1990-6-15 5218 Modoc SW side of Hunters Ridge, 6.3 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  CDA39827  Asclepias speciosa T. C. Fuller 1957-9-18 337 -57 Modoc Adin. 0 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
  UCD119131  Asperugo procumbens John C. Hays 1947-5-26 s.n. Modoc Near Fort Bidwell. Comment
  POM312494  Aster occidentalis H. L. Mason 1947-8-9 13480 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CAS-BOT-BC180155  Astragalus Leland S. Smith 1924-5-31 1351 Modoc Egg Lake Ranch S of house. Comment
  CAS-BOT-BC218210  Astragalus canadensis var. brevidens C. C. (Mrs.) Bruce 1897-8-1 2213 Modoc Lake shore. Comment
  NY803546  Astragalus curvicarpus var. curvicarpus R. M. Austin 06 1898 2212 Modoc Comment
  CAS-BOT-BC182072  Astragalus filipes Gordon H. True 1964-6-3 1430 Modoc Surprise Valley, 10 mi. N of Cedarville. 1463 Comment
  CAS-BOT-BC182075  Astragalus filipes L. A. M. Black 1894-6-1 76 Modoc Davis Creek. Comment
  POM24441  Astragalus filipes R. M. Austin 1895-06 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC182068  Astragalus filipes Mrs. H. C. Cantelow 1940-5-31 3797 Modoc E of Canby. Comment
  NY658509  Astragalus filipes M. F. Gilman 549 Modoc Comment
  CHSC110988  Astragalus gibbsii Lowell Ahart; John Dittes 2012-7-12 18374 Modoc Along the poor dirt road to the gravel pit, about 1/10 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. 1276 Comment
  JEPS119976  Astragalus gibbsii Lowell Ahart, John Dittes 2012-7-12 18374 Modoc About 1/10 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-BC182057  Astragalus lentiginosus var. lentiginosus R. M. Austin 1898-7-1 2210 Modoc Shore, Goose Lake. Comment
  UC13402  Astragalus lentiginosus var. lentiginosus Milo S. Baker 1893-6-2 Modoc Comment
  CAS-BOT-BC182053  Astragalus malacus Bruce Bartholomew 1994-5-15 6696 Modoc Poison Spring Canyon near junction with Schamp Creek. Ca. 8 km E of Fort Bidwell. 1480 Comment
  UCD105092  Astragalus malacus B. L. Kay 1960-6-1 s.n. Modoc 2.5 miles northeast of Likely. 1371 Comment
  JEPS109814  Astragalus pulsiferae var. coronensis Dean W. Taylor 2004-5-13 19066 Modoc jeep road to plateau 0.5 miles south of County Road 62 (1 mile N30dE of Wade Williams Spring, 10 air miles SSW of Alturas) 1402 Comment
  CAS-BOT-BC182030  Astragalus purshii M. M. Hanna 1956-6-5 964 Modoc Cedar Pass Road. Comment
  HSC14532  Astragalus purshii var. lagopinus M. T. Milligan 1966-6-19 468 Modoc Plateau W of Jess Valley 1829 Comment
  UC1037200  Astragalus purshii var. tinctus Leo Whitney 1934-5-13 1549 Modoc near Timbered Mountains (Devil's Garden, Alturas); Devil's Garden, near Timbered Mountain, Alturas 1524 Comment
  SEINET5326796  Astragalus purshii var. tinctus D. Neal 1960-5-16 R- 51 Modoc 5 mi NE of Likely 1402 Comment
  UC1036002  Astragalus purshii var. tinctus Helen K. Sharsmith 1955-6-22 4483 Modoc just n Cedar Pass (on exposed, steep slope); Modoc National Forest, Warner Mountains 1889 Comment
  UC13468  Astragalus speirocarpus Mrs. R. M. Austin and Bruce June 1898 2212 Modoc Comment
  RSA0017010  Astragalus whitneyi var. confusus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16381 Modoc Near junction of Cedar Pass road and California State Highway 299, 5.5 miles N. of Alturas. Comment
  CAS-BOT-BC181997  Astragalus whitneyi var. lenophyllus Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13333 Modoc 9.7 mi. N of Adin on Hwy 299. Comment
  CAS-BOT-BC182008  Astragalus whitneyi var. lenophyllus Bruce Bartholomew 1989-7-14 4924 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC58462  Athysanus pusillus Francis Dorris Payne 1932-6-10 529 Modoc Parker Creek. 1584 Comment
  JEPS53208  Athysanus pusillus Frances D. Payne 1932-6-10 529 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  POM229214  Atriplex truncata L. C. Wheeler 1935-9-4 3941 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC30523  Balsamorhiza M. S. Baker and Frank Nutting 1894-6-13 Modoc near Egg Lake Comment
  UC88462  Balsamorhiza hookeri Mrs. R. M. Austin Jun 1894 Modoc Goose Lake Valley Comment
  SEINET476714  Balsamorhiza macrolepis var. platylepis Unknown 1923-4-26 Modoc Lookout Comment
  CAS-BOT-BC15137  Balsamorhiza sagittata Leland S. Smith 1919-5-8 1095 Modoc Clarke Ranch, Jess Valley, Modoc National Forest 1706 Comment
  UCR132752  Balsamorhiza sagittata George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 35.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC15140  Balsamorhiza serrata Edward Kent Balls 1950-5-13 14672 Modoc W side of Goose Lake, 0.2 mi S of Oregon-California State Line. 1463 Comment
  RSA584726  Balsamorhiza serrata Bruce Bartholomew, Gilbert, 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
  RSA60231  Balsamorhiza serrata E. K. Balls 1950-5-13 14672 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line. 1463 Comment
  CAS-BOT-BC58628  Barbarea orthoceras Bruce Bartholomew 1992-5-16 6313 Modoc Wet pasture just E of the town of Davis Creek. 1480 Comment
  CAS-BOT-BC58674  Barbarea orthoceras Roxana Stinchfield Ferris; R. Duthie 1919-6-15 178 Modoc Near marsh, Parker Creek, Modoc Nat. Forest Boundary. Comment
  UC922246  Barbarea orthoceras Annie Alexander and Louise Kellogg 1946-7-12 4988 Modoc Twelve Mile Creek, northeast corner of county Comment
  CHSC100116  Bassia hyssopifolia L. P. Janeway; B. Castro 2008-8-16 9547 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  CAS-BOT-BC248383  Beckmannia syzigachne Robert F. Thorne; C. W. Tilforth 1969-9-4 39057 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1432 Comment
  UCD56800  Beckmannia syzigachne L. Whitney 1935-7-7 3403 Modoc Howard Gulch. Comment
  CHSC115484  Berberis aquifolium var. repens L. P. Janeway 2014-7-8 11465 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  UC9770  Berberis aquifolium var. repens Mrs. R. M. Austin Aug. 1894 Modoc Lassen Creek Comment
  UCR142894  Bergia texana L. C. Wheeler 1935-8-22 3910 Modoc Devil's Garden: South Mt. Reservoir 1524 Comment
  JEPS58648  Betula glandulosa Frances D. Payne 1931-6-29 292 Modoc marshy ground at head Cottonwood Creek (e slope of mt); Warner Mountains, Mt. Warren 2286 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-BC54191  Betula occidentalis Bruce Bartholomew 1990-6-17 5294 Modoc Along Emerson Creek, 2.8 km SW of County Rd 1, E side of Warner Mts. 1600 Comment
  POM308823  Betula occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-14 10600 Modoc 8.5 miles from Patterson Ranger Station on Eagleville road. Warner Mountains. Modoc National Forest. Comment
  UCR67029  Bidens cernua George K. Helmkamp 1990-9-23 J- 7 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC71607  Bidens cernua Mrs. M. H. Manning 1903-8-25 331 Modoc Sessions Swamp, n end of Upper Alkali Lake Sessions Swamp, Upper Alkali Lake Comment
  CAS-BOT-BC15146  Bidens cernua var. cernua John Thomas Howell 1934-7-2 12354 Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  CAS-BOT-BC218117  Bistorta bistortoides K. Paulson; Robert Paulson 1989-7-4 169 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2121 Comment
  CAS-BOT-BC15085  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC15088  Blepharipappus scaber M. M. Hanna 1956-6-4 953 Modoc Alturas-Cedarville highway. Comment
  CAS-BOT-BC15104  Blepharipappus scaber Fred D. Douthitt 1916-5-11 12 Modoc Juniper Flats, Modoc National Forest 1524 Comment
  CAS-BOT-BC15115  Blepharipappus scaber Bruce Bartholomew 1990-6-15 5219 Modoc W side of Deer Spring Ridge in vicinity of Reid Draw, ca. 1 km N of the Lasson Co. border. 1540 Comment
  CAS-BOT-BC15118  Blepharipappus scaber John Thomas Howell 1934-7-1 12322 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC15121  Blepharipappus scaber John Thomas Howell 1934-6-12 11997 Modoc 6 mi. S of Davis Creek. Comment
  CAS-BOT-BC15123  Blepharipappus scaber R. M. Austin 1886-6-1 Modoc Goose Lake Valley. Comment
  CHSC118294  Blepharipappus scaber L. P. Janeway 2016-5-17 12015 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  HSC2225  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi NE of Alturas 1616 Comment
  HSC5821  Blepharipappus scaber M. T. Milligan 1964-6-6 3 Modoc N side of Dorris Reservoir along shore 1372 Comment
  UC912529  Blepharipappus scaber F. H. Frost 1925-7-20 93 Modoc 2 mi above;, Cedar Camp Cedarville; Warner Mts., Cedar Camp Comment
  CAS-BOT-BC15079  Blepharipappus scaber Louis Cutter Wheeler 1935-8-6 3795 Modoc Edge of Mts. 1/4 mi. E of Pine Creek (town). 1584 Comment
  RSA508245  Blepharipappus scaber F. R. Fosberg 1957-8-18 38850 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  SEINET7379330 Image available Blepharipappus scaber L. C. Wheeler 1935-8-1 3725 Modoc Warner Mts., Pine Creek 1768 Comment
  UC35784  Blepharipappus scaber Mrs. R. M. Austin and Bruce 1898-7-1 2322 Modoc Davis Creek Comment
  SJSU9626  Boechera californica W. Savage 1979-7-7 1440 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1499 Comment
  CAS-BOT-BC35122  Boechera microphylla Annie Montague Alexander; L. Kellogg 1946-7-24 5074 Modoc Horse Mountain, Warner Mts. Comment
  UC748105  Boechera microphylla Annie M. Alexander and Louise Kellogg 1946-7-24 5074 Modoc Warner Mountains. Horse Mountain. Comment
  JEPS126550  Boechera pinetorum Lowell Ahart, John Dittes 2016-6-6 20947 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
  UC922248  Boechera platysperma Annie M. Alexander and Louise Kellogg 1946-7-23 5054 a Modoc ne slope Emerson Peak; Warner Mountains Comment
  CAS-BOT-BC58660  Boechera retrofracta Bruce Bartholomew 1995-6-1 6924 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  CAS-BOT-BC25535  Boechera retrofracta B. Bartholomew 1990-6-18 5361 Modoc 1.6 mile south of Davis Creek on Highway 395. 1450 Comment
  CAS-BOT-BC25696  Boechera sparsiflora B. Bartholomew; B. Anderson 1988-6-25 4391 Modoc 5.6 km northwest of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC25896  Boechera subpinnatifida B. Bartholomew; M. Bourell 1990-4-28 5198 Modoc 0.3 km south of Davis Creek on highway 395. 1450 Comment
  OBI47984  Boechera subpinnatifida Rhonda Riggins 1989-4-28 1657 Modoc Pencil Rd, 4.1 mi N of hwy 395 E of Alturas. T43N, R12E, sec 24 1402 Comment
  CAS-BOT-BC244941  Brodiaea coronaria subsp. coronaria Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16508 Modoc 13 mi. W of Canby along Hwy 139. Comment
  CAS-BOT-BC244946  Brodiaea coronaria subsp. coronaria K. Paulson; Robert Paulson 1989-7-2 156 Modoc Between McKay Flat and Howerds Gulch. 1447 Comment
  UC1094382  Brodiaea coronaria subsp. coronaria R. C. Bacigalupi with S. Galen Smith 1957-6-27 5980 Modoc ca 9 mi nw Canby (along State Hwy 139) Comment
  CAS-BOT-BC482890  Brodiaea elegans subsp. elegans L. S. Smith 1926-6-7 1890 Modoc Tahoe Forest near Lake City 609 Comment
  CAS-BOT-BC242447  Bromus briziformis Margaret J. Williams; et al 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  HSC9116  Bromus briziformis M. T. Milligan 1966-7-1 408 Modoc W of Jess Valley 1829 Comment
  SEINET3921589  Bromus briziformis Margaret J. Williams, Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest.; 0 Comment
  UCD32701  Bromus briziformis Beecher Crampton 1954-7-6 2119 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  CAS-BOT-BC242428  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1988-7-22 4487 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 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-BC242443  Bromus carinatus var. carinatus Leland S. Smith 1922-7-17 1303 Modoc Near Alturas. Comment
  JEPS69184  Bromus carinatus var. carinatus Leland S. Smith 1918-1 837 Modoc Comment
  UCD59095  Bromus carinatus var. marginatus A. A. Beetle 1941-6-29 2821 Modoc 15 miles west of Alturas, road to Cedarville Pass. 1524 Comment
  UCD59153  Bromus carinatus var. marginatus August L. Hormay 1932-7-16 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD59152  Bromus carinatus var. marginatus A. A. Beetle 1944-8-15 3032 Modoc N of Lookout Meadow near Happy Camp Ranger Station. Comment
  JEPS114831  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
  UC1037141  Bromus orcuttianus Leo Whitney 1935-7-1 3340 Modoc 15 mi nw of Canby (near Hackamore, Modoc National Forest, Spaulding's Butte); Modoc National Forest, Spaulding's Butte 1463 Comment
  UC1024892  Bromus racemosus Leo Whitney 1935-5-27 3122 b Modoc 2 mi n of Lookout Comment
  UCD60049  Bromus tectorum var. nudus L. Whitney 1935-5-21 s.n. Modoc Hackamore. Comment
  HSC9400  Calamagrostis canadensis var. langsdorffii M. T. Milligan 1967-7-9 671 Modoc E of Jess Valley 1768 Comment
  UC7736  Calandrinia ciliata Milo S. Baker 1893-7-1 Modoc shore Egg Lake 1371 Comment
  CAS-BOT-BC95089  Callitriche fassettii Louis Cutter Wheeler 1935-8-22 3904 Modoc South Mt. Reservoir, Devil's Garden. 1524 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
  CHSC99771  Callitriche heterophylla var. bolanderi Lowell Ahart; John Dittes 2008-6-21 14983 Modoc In shallow water and stranded on mud, west end of a large culvert, west 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
  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
  CAS-BOT-BC85786  Calocedrus decurrens Frances D. Payne 1932-7-1 651 Modoc Fitzhugh Sprinrings, Warner Mts. 1828 Comment
  NY18987  Calocedrus decurrens A. D. Borden 1911-8-9 s.n. Modoc This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC244933  Calochortus leichtlinii Elmer Ivan Applegate 1932-8-1 8004 Modoc Warren Peak. 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
  UC1036071  Calochortus leichtlinii Annie M. Alexander and Louise Kellogg 1946-7-22 5037 Modoc w of Warner Mts. divide (Patterson Mill Road); Warner Mts. Comment
  UC1442619  Calochortus longebarbatus var. longebarbatus Theodore F. Niehaus 1978-6-28 78950 Modoc 12 mi w Canby (0.3 mi s on rd to Cottonwood Campground (USFS); 1.2 mi nw of Craig Spring from junction with Loveness mainline logging road, or 0.5 mi se into Sec. 13) Comment
  UC711808  Calochortus macrocarpus Roxana S. Ferris and Laura Lorraine 1941-8-14 10609 Modoc on road between Fort Bidwell and Pine Creek; Warner Mountains, Modoc National Forest, Summit of Fandango 1889 Comment
  HSC15362  Calochortus macrocarpus var. macrocarpus Thomas W. Stark 1967-7-16 84 Modoc 2 mi. S of Lava Beds Natl. Monument, 10 mi. W of the town of Perez 915 Comment
  HSC15363  Calochortus macrocarpus var. macrocarpus M. T. Milligan 1966-7-7 563 Modoc Slopes and ridges east of Jess Valley 1768 Comment
  UC465570  Caltha leptosepala Mrs. R. M. Austin July 1894 Modoc Lassen Creek Comment
  CAS-BOT-BC95582  Calystegia occidentalis subsp. occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-21 4417 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  POM127900  Calystegia occidentalis subsp. occidentalis W. P. Taylor, H. C. Bryant, B. Taylor 1910-6-26 s.n. Modoc Warner Mountains. 1677 Comment
  UC1191233  Camassia quamash subsp. breviflora Malcolm A. Nobs, S. Galen Smith 1949-5-29 773 Modoc 1 mi e of Lake City Comment
  UC421787  Camassia quamash subsp. breviflora Milo S. Baker before February 1906 Modoc Forestdale Comment
  CAS-BOT-BC242135  Camassia quamash subsp. breviflora M. M. Hanna 1956-6-7 1021 Modoc Hwy 139 near Canby. Comment
  POM312923  Camassia quamash subsp. breviflora Malcolm A. Nobs, S. Galen Smith 1949-5-29 773 Modoc 1 mile east of Lake City Comment
  CAS-BOT-BC191121  Camissonia andina Bruce Bartholomew 1991-6-21 5817 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  POM254337  Camissonia andina Alice Eastwood, John Thomas Howell 1940-6-15 8291 Modoc 9 miles N of Lookout Comment
  NY851234  Camissonia claviformis var. cruciformis B. M. Bartholomew 1989-6-2 4838 Modoc 6.4 km east of Eagleville on the road to the California state border, east side of Surprise Valley 1550 Comment
  JEPS118276  Camissonia contorta Lowell Ahart, John Dittes 2011-6-22 17544 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  UC1586092  Camissonia parvula Barbara Ertter 1988-6-18 7614 Modoc Hwy 139 1 mi s jct. to Lava Beds Nat'l Monument (ca 50 air mi sw of Klamath Falls, a few mi n of Agric. Inspection Station, e of Tonesta) 1310 Comment
  CAS-BOT-BC191100  Camissonia subacaulis Bruce Bartholomew 1990-6-16 5263 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  HSC16481  Camissonia subacaulis M. T. Milligan 1964-7-25 180 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC80894  Camissonia subacaulis G. M. Riegel 1980-7-22 918 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC191085  Camissonia tanacetifolia subsp. tanacetifolia Leland S. Smith 1918-5-16 926 Modoc Centerville Road W of Alturas. Comment
  RSA186495  Camissonia tanacetifolia subsp. tanacetifolia Peter H. Raven 1962-5-29 17893 Modoc 13 miles northwest of Canby Comment
  RSA59843  Camissonia tanacetifolia subsp. tanacetifolia E. K. Balls 1950-5-17 14727 Modoc South shore, Clear Lake Bird Refuge 1381 Comment
  HSC65547  Capsella bursa-pastoris Thomas Wood 1979-8-8 202 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  UC615248  Cardamine breweri Beryl O. Schreiber 1934-6-9 1159 Modoc Patterson Mill , Patterson Mill (Warner Mountains) Comment
  CAS-BOT-BC58430  Cardamine breweri var. breweri Roxana Stinchfield Ferris; R. Duthie 1919-6-13 46 Modoc Parker Creek near Modoc National Forest Boundary. Comment
  CAS-BOT-BC58475  Cardamine breweri var. breweri Bruce Bartholomew; Barrett Anderson 1988-6-24 4326 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  NY120019  Cardaria chalepensis K. Paulson 1991-7-13 239 Modoc Near Bear Flat Road, southern Warner Mountains 2164.1 Comment
  JEPS124311  Carduus nutans Lowell Ahart, John Dittes 2015-7-15 20341 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UC1100651  Carex angustata Verne Grant and Irving Schneider 1947-8-29 8352 Modoc Pit River, at bridge by Coal Stone Valley Pit River, Coal Stone Valley Comment
  RSA59707  Carex aquatilis E. K. Balls 1950-5-20 14796 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  UCD140121  Carex atherodes Herbert L. Mason; Verne Grant 1947-7-11 13376 Modoc near west side road, South Fork of Pit River, south of Alturas. Comment
  CHSC117018  Carex athrostachya Lowell Ahart 2016-6-6 20964 Modoc About 100 yards east of the Parking Area, about one miles 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
  RSA0039531  Carex athrostachya Lowell A. Ahart, John Dittes 2012-7-10 18305 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  HSC48006  Carex bolanderi D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19502 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC48008  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19509 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
Read comments
Jan 1 2017
  CAS-BOT-BC245187  Carex douglasii E. H. Steffen 1917-6-9 31 Modoc Jess Valley. 1524 Comment
  CHSC85178  Carex douglasii John Dittes; Josephine Guardino 1991-7-21 385 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
  HSC48333  Carex hassei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19358 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
  CHSC109477  Carex luzulina L. P. Janeway; B. Castro 2012-7-27 11021 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  CAS-BOT-BC245183  Carex microptera Annie Montague Alexander; L. Kellogg 1946-7-17 5007 Modoc Benton Meadow. 2072 Comment
  JEPS63610  Carex multicaulis Leland S. Smith 1920-6-15 27 Modoc Big Valley Bieber Range, Big Valley Comment
  CAS-BOT-BC245172  Carex nebrascensis John Thomas Howell 1934-6-15 12190 Modoc Alturas. Comment
  JEPS119966  Carex nebrascensis Lowell Ahart, John Dittes 2012-7-12 18367 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
  UC70018  Carex nebrascensis Mrs. M. H. Manning 1903-5 439 Modoc north-eastern Modoc County Comment
  POM204121  Carex nebrascensis J. T. Howell 1934-6-15 12190 Modoc Alturas. Comment
  RSA210783  Carex pellita Robert F. Thorne, C. W. Tilforth 1969-9-4 39048 Modoc Along N Fork of Pit River, 11.8 miles N of Alturas along Highway 395. 1372 Comment
  UCD140721  Carex pellita Herbert L. Mason; Verne Grant 1947-7-12 13423 Modoc near south end of west side road, along railroad tracks, Pit River Valley, south of Alturas. Comment
  UC1586914  Carex praegracilis Juha Pykala and D. H. Norris 1987-5-28 1289 Modoc Joseph Creek Warner Mountains, Modoc National Forest, Joseph Creek Basin 1650 Comment
  POM313115  Carex praegracilis H. L. Mason, Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  HSC32082  Carex rostrata R. F. Thorne, C. W. Tilforth 1969-9-5 39186 Modoc Where Hwy. 395 crosses Pine Creek, 3.4 mi. S of Alturas 1341 Comment
  CHSC109478  Carex scopulorum var. bracteosa L. P. Janeway; B. Castro 2012-7-27 11020 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  CHSC109638  Carex sheldonii Lowell Ahart; John Dittes 2012-7-10 18306 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA233773  Carex subfusca Robert F. Thorne, C. W. Tilforth 1969-9-5 39145 Modoc Margin of small slough along South Fork of Pit River above jct. with West Creek at Public Campground, ca. 6 miles E of Likely. 1402 Comment
  SEINET7577137 Image available Carex subfusca John Thomas Howell 1934-6-16 12208 Modoc Parker Creek, Warner Mts. 1585 Comment
  RSA252422  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-5 39157 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  CHSC77254  Carex vesicaria G. Schoolcraft 1996-7-23 2546 Modoc E. of Yankee Jim Ranch, se of Alturas. 1645 Comment
  CAS-BOT-BC225977  Castilleja applegatei subsp. pinetorum Clare Butterworth Hardham 1961-6-18 7595 Modoc Davis Creek. 2133 Comment
  CAS-BOT-BC225985  Castilleja applegatei subsp. pinetorum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 116 Modoc Above Parker Creek at Modoc Nat. Forest Boundary. Comment
  CHSC117769  Castilleja applegatei subsp. pinetorum L. P. Janeway 2016-5-18 12058 Modoc Modoc Plateau. Northeast corner of the Devils Garden area; along Road 47N37 0.6 km north of Road 73/181/47N09. 1626 Comment
  HSC30198  Castilleja applegatei subsp. pinetorum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19346 Modoc Soup Springs Campground Comment
  POM44376  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 530 Modoc Goose Lake Valley. Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  UC1037212  Castilleja applegatei subsp. pinetorum Leo Whitney 1934-5-25 1570 Modoc ca 15 mi nw Canby (near Hackamore); Modoc National Forest 1463 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
  CAS-BOT-BC226012  Castilleja arachnoidea Bruce Bartholomew 1995-8-1 7162 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  CHSC109740  Castilleja arachnoidea B. Castro; L. P. Janeway 2012-7-26 1971 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2453 Comment
  UC1310318  Castilleja arachnoidea Noel H. Holmgren and James L. Reveal 1964-8-22 1719 Modoc Eagle Park; Warner Range, Modoc National Forest 3027 Comment
  CAS-BOT-BC226023  Castilleja lacera David Daniels Keck; Jens Chr. Clausen 1935-6-24 3720 Modoc 14 mi. S of New Pine Creek. 1525 Comment
  CAS-BOT-BC226035  Castilleja lacera Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 7.5 mi W of Adin Pass Summit on Hwy 299. Comment
  JEPS86371  Castilleja lacera Jack and Betty Guggolz 1988-6-30 969 Modoc near Old Canyon Mill Road Comment
  UC579762  Castilleja lacera David D. Keck and J. Clausen 1935-6-24 3720 Modoc 14 mi s New Pine Creek 1524 Comment
  JEPS3990  Castilleja lacera Frances D. Payne 1932-6-6 417 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS8719  Castilleja linariifolia W. L. Jepson 1918-8-7 7867 Modoc Mt. Bidwell 2286 Comment
  UC1051442  Castilleja linariifolia Herbert L. Mason 1955-8-14 14654 Modoc sw side Goose Lake (at Fletcher's Place) Comment
  CAS-BOT-BC226048  Castilleja miniata Elmer Ivan Applegate 1932-7-31 7977 Modoc Mill Creek Meadow, western slope of Warner Mts. Comment
  POM42614  Castilleja miniata R. M. Austin 528 Modoc Willow Creek. Comment
  CAS-BOT-BC241006  Castilleja pilosa John Thomas Howell 1934-6-12 11993 Modoc 6 miles s. of Davis Creek Comment
  CAS-BOT-BC241009  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8206 Modoc Near Kelley Hot Springs Comment
  SJSU9577  Castilleja pilosa W. Savage 1979-7-3 1334 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC226070  Castilleja tenuis Elmer Ivan Applegate 1932-7-8 7563 Modoc W side of Cowhead Lake. Comment
  CAS-BOT-BC225973  Castilleja tenuis Fred. P. Cronemiller 1920-6-15 31 Modoc McKenzie Spring. 1310 Comment
  UC452542  Ceanothus X rugosus Franklin P. Nutting Modoc w side Egg Lake Lava Beds, w side Egg Lake Comment
  CAS-BOT-BC48468  Ceanothus cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road 1371 Comment
  CAS-BOT-BC217135  Ceanothus cuneatus var. cuneatus Leland S. Smith 1922-8-1 1323 Modoc Barber Canyon Allot. Dutch Flat. 1524 Comment
  POM136509  Ceanothus prostratus M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  UC1281290  Ceanothus prostratus H. E. McMinn 1941-8-27 5404 Modoc Egg Lake 12-13 mi from Lookout; Egg Lake Comment
  UC18389  Ceanothus prostratus Mrs. R. M. Austin June, 1894 Modoc Willow Creek Comment
  UC18391  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Red soil 1524 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-BC217115  Ceanothus velutinus John Thomas Howell 1934-6-13 12059 Modoc Fandango Pass. 1828 Comment
  RSA504600  Ceanothus velutinus Bruce Bartholomew 1988-6-23 4277 Modoc 4 km W of Day on County road 94. 1340 Comment
  UC18452  Ceanothus velutinus Mrs. R. M. Austin and Bruce June 1898 2335 Modoc Mts. Gooselake Comment
  RSA152459  Ceanothus velutinus I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 s.n. Modoc Brushy knoll near summit of Fandango Pass, Warner Mtns Comment
  CDA7215  Centaurea diffusa Loring White 1959-8-19 Modoc West of Canby. 0 Comment
  CDA7217  Centaurea diffusa Loring White 1959-8-19 Modoc West of Canby. 0 Comment
  HSC5236  Centaurea solstitialis R. C. Wunner 1965-8-16 436 Modoc California Lava Beds N.M.; 0.15 mile S of Devil's Homestead overlook 1326 Comment
  CAS-BOT-BC197534  Cercocarpus betuloides var. betuloides Bruce Bartholomew; Mona Bourell 1990-4-26 5159 Modoc 0.5 km S of Day. 1100 Comment
  UC72966  Cercocarpus betuloides var. macrourus Milo S. Baker July 1898 533 Modoc Forestdale Comment
  HSC80691  Cercocarpus ledifolius G. M. Riegel 1979-9-1 725 Modoc S Warner Mtns. 1739 Comment
  SEINET191906  Cercocarpus ledifolius C. L. Hitchcock 1940-5-27 6689 Modoc On sagebrush knoll; 15 miles northeast of Alturas 1615 Comment
  SD46565  Cercocarpus ledifolius Robert J. Weatherby 1955-7-8 1632 Modoc 5.0 miles noorth of Ft. Bidwell, northern Warner Mountains. 1646 Comment
  NY848757  Cercocarpus ledifolius var. intermontanus R. M. Austin 08 1894 s.n. Modoc Lassen Creek Comment
  CAS-BOT-BC197536  Cercocarpus ledifolius var. ledifolius Francis Dorris Payne 1931-6-17 160 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC197539  Cercocarpus ledifolius var. ledifolius Belknap C. Goldsmith 1911-5-20 23 Modoc Sugar Hill, W slope Warner Mts. 1584 Comment
  CAS-BOT-BC214648  Cercocarpus ledifolius var. ledifolius Elmer Ivan Applegate 1932-8-1 8055 Modoc Near summit S of Warren Peak, Warner Mts. Comment
  SFV18028  Chaenactis douglasii var. douglasii J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  UC71601  Chaenactis douglasii var. douglasii Mrs. M. H. Manning Jul 1 1903-Aug 1 1903 256 Modoc near Fort Bidwell (ne Modoc Co) Comment
  CAS-BOT-BC15056  Chaenactis douglasii var. douglasii Amos Arthur Heller 1938-6-24 15221 Modoc Between Alturas and Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC15027  Chaenactis macrantha Bruce Bartholomew 1994-5-15 6689 Modoc E of Eagleville near Nevada border, E side of Surprize Valley. 1490 Comment
  UC884531  Chamaesaracha nana C. L. Hitchcock 1940-5-27 6700 Modoc 15 mi ne Alturas 1615 Comment
  CHSC106186  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2010-8-31 17116 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, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  JEPS52341  Chamaesyce serpyllifolia Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  UC17672  Chamaesyce serpyllifolia Milo S. Baker 1893-7-25 Modoc on island Egg Lake Comment
  UC748246  Chamaesyce serpyllifolia Annie M. Alexander and Louise Kellogg 1946-6-20 4808 Modoc field below town Eagleville 1440 Comment
  CDA35279  Chamaesyce serpyllifolia Louis C. Wheeler 1963-8-24 s.n. Modoc Warner Mountains; Sworinger Reservoir. Comment
  HSC16312  Chamerion angustifolium subsp. circumvagum M. T. Milligan 1966-7-25 569 Modoc E of Jess Valley 1646 Comment
  CAS-BOT-BC95518  Chenopodium berlandieri Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10613 Modoc Summit of Fandango Pass on road between Fort Bidwell and Pine Creek. 1889 Comment
  CAS-BOT-BC95523  Chenopodium fremontii Bruce Bartholomew; Barrett Anderson 1990-7-20 5455 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  SJSU9628  Chenopodium fremontii W. Savage 1979-7-7 1446 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1499 Comment
  SFV7751  Chenopodium leptophyllum T. Gordon, K. Kimbrough 1975-8-15 1217 Modoc Just east of the entrance to Lava Beds National Monument. 1280 Comment
  RSA624455  Chenopodium rubrum L. C. Wheeler 1935-8-18 3896 Modoc 2 miles northeast of Alturas 1357 Comment
  CAS-BOT-BC95664  Chimaphila umbellata Bruce Bartholomew 1989-8-10 5044 Modoc 8.7 km E of Day on County Road 94. Comment
  UC73568  Chimaphila umbellata Milo S. Baker Aug. 1898 534 Modoc Forestdale Comment
  SEINET2149924  Chimaphila umbellata var. occidentalis K. T. Harper 1974-1 136 Modoc Pine Creek, west slope of Warner Mountains. 2195 Comment
  CAS-BOT-BC58436  Chorispora tenella Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6450 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  JEPS58685  Chrysolepis sempervirens Leland S. Smith 1918-10-20 1056 Modoc North Fork Davis Creek; Modoc Forest 2133 Comment
  CAS-BOT-BC15031  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-5 8183 Modoc S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC15006  Chrysothamnus nauseosus subsp. albicaulis Roxana Stinchfield Ferris 1951-9-14 12464 Modoc State line between Adel Oregon and Fort Bidwell. Comment
  CAS-BOT-BC15044  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1936-9-22 11072 Modoc Lower Caldwell Ice Cave, Lava Beds National Monument. Comment
  CAS-BOT-BC15050  Chrysothamnus nauseosus subsp. albicaulis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 119 Modoc Hills above Parker Creek. Comment
  RSA608438  Chrysothamnus nauseosus subsp. albicaulis L. C. Wheeler 1935-9-10 3967 Modoc 1.5 miles SSW McGinty Reservoir, Devil's Garden 1524 Comment
  CAS-BOT-BC14982  Chrysothamnus viscidiflorus subsp. puberulus Bruce Bartholomew 1991-8-6 6093 Modoc 9 km E of Eagleville, Surprise Valley. 1450 Comment
  CAS-BOT-BC14990  Chrysothamnus viscidiflorus subsp. viscidiflorus Loran C. Anderson 1958-8-24 1614 Modoc Cedar Pass Campground, in Warren Mountains, 8 miles west of Cedarville Comment
  CAS-BOT-BC14996  Chrysothamnus viscidiflorus subsp. viscidiflorus Ernest Christian Twisselmann 1961-9-22 6573 Modoc Jess Valley, Warner Mountains 1676 Comment
  CAS-BOT-BC15000  Chrysothamnus viscidiflorus subsp. viscidiflorus P. Monnet 1913-8-1 941 Modoc Near Alturas. 1402 Comment
  HSC5349  Chrysothamnus viscidiflorus subsp. viscidiflorus M. T. Milligan 1966-7-28 597 Modoc E slope eroded volcanic plateau 1677 Comment
  SBBG128255  Chrysothamnus viscidiflorus subsp. viscidiflorus L. Ahart, J. Dittes 2010-8-30 17061 Modoc near the homestead, ca. 100 yards E of the fence, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8 mi NE of Bieber, Big Valley 1267 Comment
  JEPS124304  Cichorium intybus Lowell Ahart, John Dittes 2015-7-15 20344 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CDA38305  Cicuta douglasii G. D. Barbe, John Kelley 1988-7-2 4297 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  CDA1059  Cirsium arvense Loring White 1959-7-2 s.n. Modoc 1.5 mi. S/ Tulelake. 0 Comment
  CDA36045  Cirsium arvense CDFA Staff 1976-7-28 Modoc Tule Lake. 0 Comment
  UCD130540  Cirsium arvense T. C. Fuller 1959-7-8 2746 Modoc 1.5 miles south of Tulelake. Comment
  CDA20569  Cirsium ochrocentrum C. Pirosko 2005-6-24 PDR 1303856 Modoc Modoc Plateau; Schluter Ranch off Hwy 395 on Pencil Road, N of Alturas ca 2 mi. 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
  JEPS59202  Cirsium scariosum Milo S. Baker 1893-6-20 Modoc Comment
  UC748332  Cirsium scariosum var. americanum Annie M. Alexander and Louise Kellogg 1946-6-14 4765 Modoc Silver Creek branch Patterson Mill road 1828 Comment
  SEINET9293025  Cirsium undulatum Unknown 2003-9-9 27065 Modoc Vicinity of Alturas Botany Lab/Herbarium CDA, California Dept. of Food & Agric Comment
  SEINET195634  Cirsium vaseyi Annie M. Alexander, Louise Kellogg 1946-6-14 4766 Modoc Silver Creek Branch of Patterson Mill road. 1829 Comment
  HSC5379  Cirsium vulgare M. T. Milligan 1966-7-26 579 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC191001  Clarkia Fred. P. Cronemiller 1920-6-15 9 Modoc McKenzie Spring. 1310 Comment
  RSA41236  Clarkia affinis A. M. Alexander, Louise Kellogg 1946-6-12 4738 Modoc Fandango Pass Road 1707 Comment
  UC20340  Clarkia gracilis Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC191064  Clarkia gracilis subsp. gracilis Frances D. Payne 1932-6-10 640 Modoc Parker Creek 1584 Comment
  CAS-BOT-BC191052  Clarkia lassenensis John Thomas Howell 1934-6-13 12069 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC191055  Clarkia lassenensis Bruce Bartholomew 1992-5-14 6276 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1400 Comment
  CAS-BOT-BC191061  Clarkia lassenensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 82 Modoc Above Parker Creek, 1.5 mi. above Modoc National Forest Boundary. Comment
  RSA0059899  Clarkia lassenensis Barbara Ertter 1988-6-18 7622 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection State, 1 mi S of S jct to Lava Beds Nat l Monument E of Tonesta. 1311 Comment
  SEINET195687  Claytonia megarhiza Annie M. Alexander, L Kellogg 1946-7-30 5097 Modoc Eagle Peak Warner Mts. Comment
  NY497305  Claytonia perfoliata B. M. Bartholomew 1989-4-29 4667 Modoc West side of Upper Alkali Lake, 7 km south of Fort Bidwell, Surprise Valley 1370 Comment
  CAS-BOT-BC197471  Claytonia rubra subsp. rubra Bruce Bartholomew 1990-6-15 5228 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  CAS-BOT-BC197474  Claytonia rubra subsp. rubra Bruce Bartholomew 1991-5-23 5690 Modoc 0.5 km E of Day on County Rd. 94. 1050 Comment
  HSC17707  Claytonia rubra subsp. rubra M. T. Milligan 1964-6-25 82 Modoc Upper Lassen Creek 1829 Comment
  UC71832  Claytonia rubra subsp. rubra Mrs. M. H. Manning Apr 1903 74 Modoc near Fort Bidwell (ne Modoc County) Comment
  UC725913  Cleome platycarpa A. A. Heller 1941-6-26 16211 Modoc 8 mi w Alturas (along U.S. Highway 299) Comment
  CAS-BOT-BC226094  Collinsia parviflora Annie Montague Alexander; L. Kellogg 1946-6-14 4756 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC226099  Collinsia parviflora Bruce Bartholomew 1990-6-16 5257 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2130 Comment
  CAS-BOT-BC229854  Collinsia parviflora John Thomas Howell 1934-6-13 12055 Modoc Fandango Pass, Warner Mountains 1828 Comment
  CAS-BOT-BC229856  Collinsia parviflora Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16430 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1920 Comment
  CAS-BOT-BC229859  Collinsia parviflora Bruce Bartholomew 1991-6-20 5780 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CAS-BOT-BC229862  Collinsia parviflora Fred D. Douthitt 1916-5-11 25 Modoc Near Flournoy Swale. 1524 Comment
  CAS-BOT-BC229865  Collinsia parviflora Bruce Bartholomew; Barrett Anderson 1988-5-12 4094 Modoc White Horse. 1340 Comment
  UC748144  Collinsia parviflora Annie M. Alexander and Louise Kellogg 1946-7-17 5011 Modoc Warner Mountains, Benton Meadow Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  CAS-BOT-BC226096  Collinsia parviflora Mrs. H. C. Cantelow 1940-6-2 4395 Modoc NW of Canby, road to lava beds. Comment
  UC1012481  Collinsia parviflora Francis W. Pennell Jun 7 1940-Jun 8 1940 25733 Modoc ne of Adin (along Rush Creek); Rush Creek 1432 Comment
  UCSB27160  Collinsia parviflora Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls, near Clear Lake, east of Likely; Warner Mtns 1767 Comment
  POM126796  Collinsia torreyi var. latifolia M. S. Baker s.n. Modoc Little Hot Springs? Comment
  JEPS17635  Collinsia torreyi var. wrightii Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5399 Modoc 3.3 mi e Patterson Ranger Station (flat at summit of forest rd across s end of Warner Range); Warner Mtns 2225 Comment
  CAS-BOT-BC190730  Collomia grandiflora John Thomas Howell 1934-6-13 12075 Modoc Fandango Pass, Warner Mts. 1828 Comment
  HSC32014  Collomia grandiflora J. D. Ackerman, A. M. Montalvo 1974-7-4 365 Modoc Howards Gulch, 6 mi. NW of Canby, off Hwy. 139 Comment
  UCD118137  Collomia grandiflora Verne Grant; Irving Schneider 1947-7-20 8106 Modoc North fork of Pit River, downstream from Alturas. 1341 Comment
  CAS-BOT-BC190710  Collomia tinctoria Annie Montague Alexander; L. Kellogg 1946-6-28 4864 Modoc Pine Creek Canyon, N end of Warner Mts. Comment
  RSA71945  Collomia tinctoria F. W. Peirson 1926-6-25 6892 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  UC1037299  Collomia tinctoria Leo Whitney 1934-5-27 1638 Modoc rocky flat near Hockamore; Modoc National Forest 1463 Comment
  CAS-BOT-BC225783  Comandra umbellata subsp. californica Bruce Bartholomew 1993-6-12 6592 Modoc Top of ridge directly above Day Rock. 1380 Comment
  SJSU9370  Conringia orientalis W. Savage 1979-7-8 1480 Modoc W side of Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC14946  Conyza canadensis Bruce Bartholomew 1994-10-9 6892 Modoc Goose Lake, 19.2 km N of McGinty Point on road to the Oregon border. 1460 Comment
  CHSC109506  Cordylanthus capitatus L. P. Janeway; B. Castro 2012-7-26 11000 Modoc Warner Mountains. Along Highgrade National Recreation Trail 0.9 km south of Little Lily Lake and 1.4 air km north of Mt. Vida. 2340 Comment
  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
  SD133735  Cordylanthus capitatus L. R. Heckard, P. Rubtzoff 1971-8-3 2705 Modoc At summit of Old Cannon Mill road, 3.5 miles north of Cedarville Pass, Warner Mts 1981 Comment
  CAS-BOT-BC229878  Cordylanthus ramosus John Thomas Howell 1934-7-2 12350 Modoc Mowitz Creak, 1 mi. S of Clear Lake. Comment
  JEPS16278  Cordylanthus ramosus Mrs. R. M. Austin July, 1894 245 Modoc Goose Lake Valley Comment
  CAS-BOT-BC229881  Cordylanthus ramosus Belknap C. Goldsmith 1912-8-6 81 Modoc W of Goose Lake. 1493 Comment
  UC199371  Cordylanthus tenuis subsp. viscidus Franklin P. Nutting Modoc Big Valley Mts. Comment
  CAS-BOT-BC210267  Cornus sericea Alice Eastwood; John Thomas Howell 1940-6-12 8059 Modoc Between Likely and Jess Valley Comment
  CAS-BOT-BC210271  Cornus sericea R. F. Thorne; C. W. Tilforth 1969-9-5 39177 Modoc Along banks of South Fork of Pit River at bridge, 3.8 mi. E. of Likely 1386 Comment
  CAS-BOT-BC95596  Cornus sericea Bruce Bartholomew 1989-8-12 5132 Modoc Deep Creek, E side of Warner Mountains. 1920 Comment
  HSC100158  Cornus sericea J. P. Smith, & J. O. Sawyer 2011-8-14 13373 Modoc Along Jesse Valley Road, just E of the bridge over the Pit River. 1372 Comment
  HSC100159  Cornus sericea J. P. Smith, & J. O. Sawyer 2011-8-14 13374 Modoc Along Jesse Valley Road, just E of the bridge over the Pit River. 1372 Comment
  UC21538  Cornus sericea subsp. sericea Milo S. Baker 1893-6-15 Modoc mountain creek 1371 Comment
  CAS-BOT-BC190768  Corydalis aurea R. M. Austin 1885-6-1 s.n. Modoc Hill slopes, Pitt River. Comment
  HSC102678  Crataegus douglasii J. P. Smith, J. O. Sawyer 2011-8-14 13372 Modoc Fence row along Plum Valley Road, east of Davis Creek. 1494 Comment
  CAS-BOT-BC14904  Crepis acuminata Bruce Bartholomew 1989-7-15 5010 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  RSA164315  Crepis acuminata Clare B. Hardham 1961-6-18 7562 Modoc Hills 3 miles south of Cedar Pass 1829 Comment
  RSA95107  Crepis acuminata F. W. Peirson 1926-6-25 6872 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  CAS-BOT-BC14915  Crepis bakeri Francis Dorris Payne 1932-6-26 611 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC14921  Crepis bakeri Bruce Bartholomew 1993-6-12 6589 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  SJSU8812  Crepis bakeri H. L. Buckalew 1961-6-25 Modoc near Stowe Reservoir c. 1 mi N of Cedar Pass on Cedar-Alturas Road 2072 Comment
  CAS-BOT-BC14899  Crepis intermedia Frank Warrington Peirson 1926-6-25 6873 Modoc Cedarville Pass, Warner Mountains Comment
  RSA95139  Crepis intermedia F. W. Peirson 1926-6-25 6873 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  JEPS89243  Crepis modocensis Lauramay T. Dempster 1961-6-18 1693 Modoc peak just s Cedar Pass Comment
  UC581244  Crepis modocensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1807 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  UC581269  Crepis modocensis subsp. modocensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1805 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  RSA152702  Crepis modocensis subsp. modocensis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16389 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. 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
  CAS-BOT-BC14874  Crocidium multicaule Edward Kent Balls 1950-5-10 15956 Modoc Hwy 395, 5.5 mi. E of Alturas. 1524 Comment
  CAS-BOT-BC14828  Crocidium multicaule Leland S. Smith 1919-4-20 1077 Modoc W of Alturas. 1371 Comment
  UC84171  Crocidium multicaule Mrs. R. M. Austin 1884-6-1 Modoc plains of Goose Lake Valley Comment
  CAS-BOT-BC54134  Cryptantha ambigua John Thomas Howell 1934-6-12 12004 Modoc Davis Creek. Comment
  CAS-BOT-BC54143  Cryptantha echinella Herbert Louis Mason; Verne Grant 1947-7-9 13316 Modoc Cedar Pass, summit of Warner Range 1920 Comment
  CAS-BOT-BC54107  Cryptantha intermedia Roxana Stinchfield Ferris; R. Duthie 1919-6-13 33 Modoc Above Parker Creek at Modoc Nat. Forest Boundary. Comment
  UC24650  Cryptantha intermedia M. S. Baker and Frank Nutting 1894-6-29 Modoc near Lookout; Big Valley Comment
  UC402819  Cryptantha intermedia Milo S. Baker 1890-1 Modoc Forestdale Comment
  HSC3626  Cryptantha simulans M. T. Milligan 1964-6-25 78 Modoc Upper Lassen Creek 1829 Comment
  CAS-BOT-BC54120  Cryptantha sobolifera Bruce Bartholomew 1991-8-5 6052 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2530 Comment
  HSC75579  Cryptantha torreyana G. M. Riegel 1979-7-3 472 Modoc S Warner Mtns. 2100 Comment
  HSC80940  Cryptantha torreyana G. M. Riegel 1979-7-18 509 Modoc S Warner Mtns. 2100 Comment
  UC1222086  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc approximately 1.5 mi s Gassaway Reservoir; Quadrangle 16C2 1097 Comment
  UC1321449  Cupressus bakeri C. O. Stone 1964-6-20 COS- 291 Modoc just w of n 1/4 Cor. of Sec. 18 (at logging road crossing: NE1/4, NE1/4, NW1/4); Fall River Mills Quad. 1085 Comment
  CDA5586  Cuscuta approximata var. urceolata Goss 1932-10-3 Modoc 0 Comment
  CAS-BOT-BC21483  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1993-6-12 6583 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  UC206126  Cynoglossum occidentale Milo S. Baker 1893-1 116 Modoc Taylor Mt. near Marshall's; Bear Valley Comment
  CAS-BOT-BC498763  Cynoglossum occidentale L. S. Smith 1910-6-1 1110 Modoc Modoc Forest, Deep Creek R.S. above pasture 1524 Comment
  JEPS101895  Cyperus squarrosus Dean W. Taylor 1989-8-4 10524 Modoc Emerson Creek drainage; Cole Creek, on road to Emerson Camp from Surprise Valley Comment
  UC4448  Cypripedium montanum Mrs. R. M. Austin and Bruce 1908-8-1 2234 Modoc Rose Canyon Comment
  CAS-BOT-BC136513  Cypripedium montanum Franklin P. Nutting June 24 3025 Modoc Field redacted by CAS, contact the data manager for more information Comment
  RSA17704  Cystopteris fragilis Elmer I. Applegate 1932-8-2 8096 Modoc Mill Creek Meadows, west slope Warner Mountains, rocks along stream Comment
  UCR34736  Cystopteris fragilis J. A. Harpel 1981-8-6 V 2 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC42490  Cystopteris fragilis Geo. H. Boke 1890-1 Modoc Comment
  UC922416  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1946-6-14 4747 Modoc <edge of> Barber Creek Patterson Mill Rd 1798 Comment
  CAS-BOT-BC245217  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1990-7-19 5411 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC242492  Danthonia californica S. Stutz; T. Scofield 1969-7-17 1 Modoc Vicinity of Poison Spring. 1676 Comment
  UC1256250  Danthonia californica Sherwood Stutz and Tex Scofield 1969-7-17 1 Modoc Vi. Poison Spr. Modoc National Forest 1676 Comment
  CAS-BOT-BC214753  Dasiphora fruticosa K. Paulson; Robert Paulson 1990-7-2 212 Modoc Dismal Swamp, Warner Mts. Comment
  UC585065  Delphinium andersonii E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1831 Modoc steep n-facing talus slope about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  CAS-BOT-BC217344  Delphinium depauperatum Bruce Bartholomew; Barrett Anderson 1989-6-2 4841 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC217349  Delphinium depauperatum Robert Patterson; Mona Bourell 1993-8-15 5261 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  NY487634  Delphinium depauperatum Mrs. C. C. Bruce 2236 Modoc Lake City Canyon Comment
  UC9201  Delphinium depauperatum Mrs. C. C. Bruce June 1898 2236 Modoc Lake City Pass Comment
  CAS-BOT-BC217313  Delphinium nuttallianum Edward Kent Balls 1950-5-12 14367 Modoc Above Bucks Creek Ranger Station, E of Goose Lake. 1767 Comment
  CAS-BOT-BC217317  Delphinium nuttallianum Bruce Bartholomew; Mona Bourell 1990-4-27 5175 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC217322  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-5-12 4103 Modoc White Horse. 1340 Comment
  CAS-BOT-BC217325  Delphinium nuttallianum F. Angwin 1946-4-21 s.n. 0 Modoc Stone Coal Canyon, 12 mi. NE of Adin. 1280 Comment
  CAS-BOT-BC217346  Delphinium nuttallianum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 83 Modoc Modoc County. 1981 Comment
  CAS-BOT-BC217285  Delphinium stachydeum Leland S. Smith 1918-7-13 992 Modoc Eagle Peak. Nevada Range etc. W slope. 2133 Comment
  JEPS90888  Delphinium stachydeum Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10478 Modoc N Emerson Lake cirque, Warner Mountains Emerson Lake; Warner Mountains 2392 Comment
  NY492432  Delphinium stachydeum B. M. Bartholomew 1989-6-2 4810 Modoc Northeast side of Upper Lake, 4 km south of road to Fee Reservoir, northeast end of Surprise Valley. 1420 Comment
  JEPS73978  Deschampsia danthonioides Frances D. Payne 1932-6-27 647 Modoc s. and e. of Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  JEPS73979  Deschampsia danthonioides Frances D. Payne 1932-6-24 650 Modoc s. and e. of Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  UC1024896  Deschampsia danthonioides Leo Whitney 1935-5-23 3118 Modoc Bieberca. 15 mi. n.w. Camby (Lake Joaquina, near Dam); Modoc Nat'l Forest, Hackamore, Lake Joaquina 1463 Comment
  UCD61391  Deschampsia danthonioides Beecher Crampton 1960-6-17 5703 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles NE of Happy Camp Station. 1280 Comment
  HSC80821  Deschampsia elongata G. M. Riegel 1980-8-7 1006 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58625  Descurainia incisa John Thomas Howell 1934-6-13 12065 Modoc Fandango Pass, Warner Mountains 1828 Comment
  HSC6719  Descurainia incisa subsp. incisa M. T. Milligan 1964-7-25 189 Modoc Pine Creek Basin, along trail. 2439 Comment
  JEPS53442  Descurainia incisa subsp. incisa Frances D. Payne 1931-6-22 238 Modoc s and e Alturas (Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek, Dry Creek 1828 Comment
  CAS-BOT-BC58611  Descurainia pinnata subsp. brachycarpa Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6445 A Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  JEPS120891  Descurainia sophia Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18759 Modoc About 100 yards E of Parking Area, near the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  JEPS53446  Descurainia sophia Frances D. Payne 1929-7-6 46 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UCD114793  Descurainia sophia Robbins; Raynor 1943-6-1 s.n. Modoc near Likely. Comment
  CHSC31503  Dicentra uniflora NEH Prouty 1980-6-9 185 Modoc SW of Payne Peak in a sagebrush opening about North Creek Rd. Plants of Modoc Nat. Forest, Warner Mt. District. Comment
  RSA520437  Dicentra uniflora Bruce Bartholomew, M. Bourell 1990-4-28 5205 Modoc Top of Hunters Ridge south of Rush Creek 1960 Comment
  CAS-BOT-BC501064  Dichelostemma multiflorum L. S. Smith 1926-6-7 1889 Modoc Near Lake City, Tahoe Forest 1097 Comment
  SJSU10166  Dichelostemma multiflorum R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  UC748385  Dieteria canescens var. shastensis Annie M. Alexander and Louise Kellogg 1946-8-8 5122 Modoc Patterson Lake Trail Warner Mountains, Patterson Lake Trail Comment
  UC296074  Dieteria canescens var. shastensis E. B. Babcock and J. L. Collins 1926-7-20 85 Modoc about 10 mi s Alturas Comment
  RSA155895  Dimeresia howellii Peter H. Raven 1962-5-29 17879 Modoc Canyon south of Hwy 3.4 miles east of Cedar Pass. Warner Mountains Comment
  CAS-BOT-BC229913  Diplacus cusickioides K. Paulson; Robert Paulson 1991-7-13 241 Modoc Granger Canyon, E side of Warner Warner Mountains. 1463 Comment
  CAS-BOT-BC234522  Diplacus layneae K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC234452  Diplacus nanus M. M. Hanna 1956-6-7 s.n. Modoc Junction Highway 139 and Glass Mt. Road. Comment
  CAS-BOT-BC234485  Diplacus nanus Mrs. H. C. Cantelow 1940-6-2 4417 Modoc Rd to Lava Beds. W of Alturas. Comment
  CHSC57244  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end. Between Kramer Reservoir and White Horse-Lookout road along intermittent stream; 2.3 rd mi W of railroad crossing. 1299 Comment
  CAS-BOT-BC247765  Distichlis spicata Bruce Bartholomew; Barrett Anderson 1989-6-2 4814 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UCD64169  Distichlis spicata L. Whitney 1934-5-28 2174 Modoc Lake Joaquina, Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  UCD64197  Distichlis spicata A. A. Beetle 1944-8-16 3059 Modoc 3 miles west of Alturas, border of Pitt River. Comment
  CAS-BOT-BC218287  Dodecatheon alpinum Bruce Bartholomew 1994-7-2 6818 Modoc Mill Creek NE of Bald Mtn., E side of Warner Mountains. 2040 Comment
  JEPS14684  Dodecatheon alpinum Frances D. Payne 1931-6-29 299 Modoc e Warren Peak (South slope of Owl Creek, Warner Mountains); Warner Mountains, s slope Owl Creek, e of Warren Peak 2133 Comment
  UC640440  Dodecatheon alpinum Elmer I. Applegate 1932-8-7 8228 Modoc along mossy stream at Lily Lake Warner Mountains, , Lily Lake (Bidwell Pass) Comment
  RSA101504  Dodecatheon conjugens R. Weatherby 1955-7-7 1600 Modoc Dismal Swamp, No Warner Mts 2241 Comment
  RSA520479  Dodecatheon conjugens Bruce Bartholomew, B. Anderson 1989-4-28 4655 Modoc 11 km N of State Highway 299 and ca. 1 km S of Raker and Thomas Reservoir. Juniper shrub savannah. 1500 Comment
  UC22374  Dodecatheon conjugens Mrs. C. C. Bruce June 1898 2802 Modoc <?>ake<?>ly Mt. Comment
  CAS-BOT-BC218272  Dodecatheon conjugens var. conjugens E. H. Steffen 1917-5-21 5 Modoc West Valley camp. 1524 Comment
  CAS-BOT-BC218283  Dodecatheon conjugens var. conjugens C. C. (Mrs.) Bruce 1899-5-1 560 Modoc Goose Lake. Comment
  CHSC77227  Dodecatheon pulchellum G. S. Batholomew 1998-6-4 2725 Modoc Island meadow on Devils Garden area. 1615 Comment
  CAS-BOT-BC95119  Downingia bacigalupii K. Paulson; Robert Paulson 1989-6-21 140 Modoc Vicinity of N Fork of Fitzhugh Creek, W side of the Warner Mts. 1493 Comment
  JEPS23864  Downingia bicornuta var. bicornuta Peter H. Raven with Otto T. Solbrig 1958-6-18 13323 Modoc e outskirts of Lookout Lookout Comment
  UC890611  Downingia bicornuta var. bicornuta Elmer I. Applegate 1932-7-30 7946 Modoc just s Alturas Comment
  CAS-BOT-BC95134  Downingia cuspidata Bruce Bartholomew 1993-6-12 6606 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  HSC26586  Downingia elegans D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19498 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  RSA611026  Downingia elegans L. C. Wheeler 1935-8-25 3916 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  CAS-BOT-BC95141  Downingia insignis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16521 Modoc Near Cloverswale Creek, 4.8 mi. NE of Canby. Comment
  JEPS5032  Downingia insignis Rimo Bacigalupi and L. R. Heckard 1952-6-18 3742 Modoc 0.75 mi e Canby (along U.S. Hwy 299, at railroad crossing) Comment
  POM318794  Downingia insignis Patricia Wilder 1971-6-20 5069 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  HSC80859  Draba albertina G. M. Riegel 1980-9-3 1130 Modoc S Warner Mtns. 2305 Comment
  HSC80860  Draba albertina G. M. Riegel 1980-8-21 915 Modoc S Warner Mtns. 2622 Comment
  UC1258362  Draba albertina Gregg Riegel 1980-8-12 1013 Modoc above lake (Pine Creek Basin, South Warner Mt. Wilderness); Modoc Natl For., South Warner Mt. Wilderness 2115 Comment
  CAS-BOT-BC58556  Draba densifolia Annie Montague Alexander; L. Kellogg 1946-8-9 5142 Modoc Squaw Peak, Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC58588  Draba verna Bruce Bartholomew; Barrett Anderson 1988-5-12 4101 Modoc White Horse. 1340 Comment
  CAS-BOT-BC214757  Drymocallis lactea var. austiniae Annie Montague Alexander; L. Kellogg 1946-6-30 4876 Modoc Highgrade, W side of ridge, N end of Warner Mts. 2377 Comment
  CAS-BOT-BC214768  Drymocallis lactea var. lactea Bruce Bartholomew; Barrett Anderson 1988-5-14 4202 Modoc Fletcher Creek on USFS 48N08 from Crowder Flats to Big Sage Reservoir. 1480 Comment
  CHSC100431  Echinochloa crus-galli Lowell Ahart; John Dittes 2008-8-25 15314 Modoc On the east bank of the Pit River (flood plain), about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UCD61052  Echinochloa esculenta Dr. Gaso 1932-10-1 s.n. Modoc Alturas. Comment
  CHSC116191  Elatine Lowell Ahart; John Dittes 2015-7-15 20349 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS123977  Elatine Lowell Ahart, John Dittes 2015-7-15 20353 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
  JEPS123978  Elatine Lowell Ahart, John Dittes 2015-7-15 20349 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
  RSA600329  Elatine brachysperma L. C. Wheeler 1935-8-3 3763 Modoc Warner Mountains: Pine Creek. 1738 Comment
  RSA210826  Elatine chilensis R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39120 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  RSA210827  Elatine chilensis R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39127 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  JEPS127160  Elatine rubella Lowell Ahart, John Dittes 2016-7-16 21246 Modoc South of of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. Comment
  UC1101548  Elatine triandra Verne Grant and Irving Schneider 1947-7-29 8180 Modoc s Alturas (near Payne Reservoir); Fitzugh Creek Comment
  UC1101549  Elatine triandra Herbert L. Mason 1947-8-13 13527 Modoc n Canby (ne side of F reservoir) Comment
  UC1101534  Elatine triandra Herbert L. Mason 1947-8-8 13472 Modoc nw Alturas (sw margin of Big Sage Reservior) Comment
  UC1100612  Eleocharis bella Herbert L. Mason 1947-8-13 13526 Modoc N of Canby (NE side of F reservoir) Comment
  CAS-BOT-BC242380  Eleocharis coloradoensis Verne Grant; I. Schneider 1947-7-19 8081 Modoc Williams Ranch, N of Likely. Comment
  CHSC117762  Eleocharis pachycarpa L. P. Janeway 2016-5-18 12073 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. Broad flat meadow in rolling terrain of yellow pine and juniper. 1606 Comment
  HSC7322  Eleocharis palustris M. T. Milligan 1966-6-30 508 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  RSA252380  Eleocharis palustris Robert F. Thorne, C. W. Tilforth 1969-9-5 39180 Modoc South Fork of Pit River at bridge, 3.8 miles E of Likely 1387 Comment
  POM313060  Eleocharis quinqueflora Malcolm A. Nobs, Calvin McMillan 1949-6-16 796 Modoc Dry Valley Reservoir, 33 miles north-northwest of Alturas Comment
  CAS-BOT-BC245108  Elodea canadensis Milo Samuel Baker 1899-8-12 5481 Modoc Egg Lake. Comment
  CAS-BOT-BC245110  Elodea canadensis Bruce Bartholomew 1989-8-11 5054 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. 1430 Comment
  CHSC85154  Elodea canadensis John Dittes; Josephine Guardino 1991-7-21 407 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; in channel at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC247762  Elymus Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake near south end - Modoc National Forest Comment
  CAS-BOT-BC497217  Elymus caput-medusae Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -6 Modoc Jess Valley, E of Likely, S of roadside rest 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
  CAS-BOT-BC247751  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1988-7-21 4452 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC247754  Elymus elymoides subsp. elymoides Leland S. Smith 1922-7-20 1298 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC247756  Elymus elymoides subsp. elymoides Clare Butterworth Hardham 1961-6-19 7855 Modoc Willow Creek. Comment
  CAS-BOT-BC247759  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1988-7-22 4486 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  JEPS70700  Elymus elymoides subsp. elymoides L. S. Smith 1918-8-18 1043 Modoc ridge n Bear Mt.; Modoc <National> Forest 2682 Comment
  UC1024922  Elymus elymoides subsp. elymoides Leo Whitney 1935-6-30 3357 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  HSC10951  Elymus elymoides var. elymoides M. T. Milligan 1965-6-27 350 Modoc 1677 Comment
  HSC9710  Elymus glaucus M. T. Milligan 1966-6-28 475 Modoc East slope of volcanic plateau. 1677 Comment
  RSA504651  Elymus glaucus Bruce Bartholomew, B. Anderson 1988-7-23 4599 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mountains., Fort Bidwell 15' Quad 1620 Comment
  UC1025049  Elymus glaucus Leo Whitney 1935-8-3 3601 Modoc Buck Creek plot Comment
  JEPS73993  Elymus glaucus subsp. glaucus Frances D. Payne 1932-7-18 705 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CHSC115507  Elymus multisetus L. P. Janeway 2014-7-8 11456 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  JEPS74073  Elymus multisetus Frances D. Payne 1932-7-20 714 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 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
  CHSC112792  Elymus repens Lowell Ahart; John Dittes 2013-7-24 18934 Modoc South bank of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1268 Comment
  HSC65383  Elymus repens Thomas Wood 1979-8-8 215 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  JEPS73940  Elymus trachycaulus Frances D. Payne 1932-6-24 588 Modoc s and e Alturas; Waner Mountains, Parker Creek 1584 Comment
  UC70661  Elymus trachycaulus Mrs. M. H. Manning June 1903 413 c Modoc N.E. Modoc Co. Comment
  HSC80914  Elymus trachycaulus subsp. trachycaulus G. M. Riegel 1979-8-11 666 Modoc S Warner Mtns. 1670 Comment
  JEPS117500  Elytrigia pontica subsp. pontica Lowell Ahart, John Dittes 2010-8-31 17119 Modoc East side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CDA13464  Elytrigia repens G. F. Hrusa, T. D. Wilfred 1996-7-21 13311 Modoc Modoc Plateau; Large colony at edge of riparian willow scrub in shaded area, along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Rhizomatous perennial 1.5-2 m tall. Comment
  HSC1310  Ephedra viridis R. S. White 1965-5-14 66 Modoc 10 mi. E of Canby on Hwy. 299 Comment
  CAS-BOT-BC191020  Epilobium brachycarpum Bruce Bartholomew 1989-7-14 4946 Modoc ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch. 1340 Comment
  CHSC100526  Epilobium brachycarpum Lowell Ahart; John Dittes 2008-8-25 15277 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
  HSC41113  Epilobium brachycarpum Thomas W. Nelson, James Nelson, Jane P. Nelson 1976-8-29 3260 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  SD135585  Epilobium brachycarpum B. Bartholomew 1991-6-21 5799 Modoc 1.6 km South of Davis Creek on U.S. Highway 395. 1449 Comment
  CHSC117502  Epilobium campestre Lowell Ahart; John Dittes 2016-7-14 21179 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1191621  Epilobium campestre Herbert L. Mason 1947-8-13 13519 Modoc n Canby (ne side of F reservoir); F reservoir Comment
  HSC16299  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-7-26 581 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  HSC16327  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1965-6-23 306 Modoc N end of Jess Valley 1616 Comment
  UC1191716  Epilobium ciliatum subsp. ciliatum Herbert L. Mason 1947-8-13 13522 Modoc ne side F Reservoir (n of Canby) Comment
  UCD105793  Epilobium ciliatum subsp. ciliatum Malcolm A. Nobs; S. Galen Smith 1949-9-1 1709 Modoc Mono Vista Springs on the northwestern shore of Mono Lake. Comment
  CAS-BOT-BC190982  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew; Barrett Anderson 1988-7-22 4512 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 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
  RSA41238  Epilobium ciliatum subsp. glandulosum A. M. Alexander, Louise Kellogg 1946-7-11 4964 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
  CAS-BOT-BC190961  Epilobium hallianum Bruce Bartholomew 1991-8-5 6042 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC190966  Epilobium hallianum Elmer Ivan Applegate 1932-8-2 8076 Modoc Mill Creek Meadows, western slope of Warner Mts. Comment
  CAS-BOT-BC190969  Epilobium hallianum Bruce Bartholomew 1991-7-4 5909 Modoc Roney Flat. 1460 Comment
  SEINET195699  Epilobium obcordatum Louise Kellogg, Annie M Alexander 1946-7-23 5050 Modoc Emerson Peak Warner Mountains Comment
  UC704887  Epilobium obcordatum Marion Ownbey and Fred G. Meyer 1940-7-1 2157 Modoc near summit of Cedar Peak; Warner Mts. Comment
  UCR34769  Epilobium obcordatum J. A. Harpel 1981-8-6 V- 15 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC190952  Epilobium obcordatum Elmer Ivan Applegate 1932-8-1 8011 Modoc Northerly slope of Warren Peak, Warner Mts. Comment
  UC19942  Epilobium pallidum Milo S. Baker 1893-6 Modoc adobe flats Egg Lake Comment
  CAS-BOT-BC190860  Epilobium torreyi Bruce Bartholomew 1994-7-1 6748 Modoc 7.6 km NW of County Road 91 between Lookout and Lookout Jct. on County road 93. 1280 Comment
  CHSC111399  Epilobium torreyi Lowell Ahart; John Dittes 2012-7-11 18350 Modoc Normal size plants, on dry bare soil, dry edges of ponds, about 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CAS-BOT-BC30224  Equisetum arvense Alice Eastwood; John Thomas Howell 1940-6-13 8182 Modoc E side of Cedar Pass. Comment
  RSA0062645  Equisetum arvense Marion P. Harthill 1971-6-23 371 Modoc Fort Bidwell. Comment
  HSC867  Equisetum hyemale subsp. affine M. T. Milligan 1966-4-8 454 Modoc E of Jess Valley 1585 Comment
  CAS-BOT-BC30182  Equisetum laevigatum Bruce Bartholomew; Barrett Anderson 1990-7-21 5570 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  JEPS117681  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2010-8-31 17092 Modoc On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley 1276 Comment
  RSA424441  Eremocarpus setiger Margaret J. Williams 1985-8-13 85- 67 -1 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. Comment
  CAS-BOT-BC95472  Eremogone aculeata Bruce Bartholomew 1990-6-15 5245 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  CAS-BOT-BC95493  Eremogone aculeata Elmer Ivan Applegate 1932-8-3 8129 Modoc Dry rocky summit of Eagle Peak, Warner Mts. Comment
  CHSC100861  Eremogone aculeata L. P. Janeway; B. Castro 2008-8-17 9572 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. Near moist bed of small rocky drainage channel. Dry edge of the drainage. 2372 Comment
  CHSC109203  Eremogone aculeata L. P. Janeway; B. Castro 2012-7-24 10963 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  HSC4046  Eremogone aculeata M. T. Milligan 1966-8-3 631 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC95441  Eremogone congesta Barrett Anderson 1986-7-10 3206 Modoc West Warner Rd. along Bear Flat. 1845 Comment
  CAS-BOT-BC95457  Eremogone congesta E. S. Willits 1940-6-5 323 Modoc Canby. Comment
  CAS-BOT-BC95465  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8005 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC95468  Eremogone congesta Mrs. H. C. Cantelow 1940-6-2 s.n. Modoc 9.3 mi NW of Canby, lava country. Comment
  CHSC115509  Eremogone congesta var. congesta L. P. Janeway 2014-7-8 11459 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  SJSU9557  Eremogone congesta var. simulans W. Savage 1979-7-3 1296 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA0057500  Eremogone congesta var. simulans C. L. Hitchcock 1940-5-28 6728 Modoc 15 miles north of Alturas. 1402 Comment
  CHSC112363  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2014-6-2 11282 Modoc Great Basin. Along County Road5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  JEPS114434  Ericameria bloomeri Lowell Ahart, John Dittes 2008-8-26 15337 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
  CAS-BOT-BC14813  Ericameria bloomeri Elmer Ivan Applegate 1936-9-29 11079 Modoc Bald Crater loop near and S of natural bank spur, Lava Beds National Monument. Comment
  CAS-BOT-BC14779  Ericameria discoidea Annie Montague Alexander; Louise Kellogg 1946-8-1 5104 Modoc Crest of Eagle Peak, Warner Mountains 3019 Comment
  HSC81131  Ericameria greenei G. M. Riegel 1980-8-29 1126 Modoc South Warner Mtns. 1829 Comment
  UC711835  Ericameria greenei Roxana S. Ferris and Laura Lorraine 1941-8-14 10618 Modoc summit Fandango Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains 1889 Comment
  HSC41109  Ericameria nauseosa var. speciosa Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3263 Modoc Modoc National Forest; along Hwy. 299 just N west of Adin Pass 1524 Comment
  UC31494  Erigeron Milo S. Baker 1893-8-9 Modoc Comment
  CAS-BOT-BC42839  Erigeron austiniae John Thomas Howell 1934-6-30 12262 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC42842  Erigeron austiniae Bruce Bartholomew; Barrett Anderson 1989-6-3 4874 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CDA4406  Erigeron austiniae T. C. Fuller 1965-6-2 13595 Modoc South side of Highway 299 to Canby, 10.3 miles west of Alturas. 0 Comment
  POM357572  Erigeron bloomeri Christopher Davidson 1973-5-26 2115 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC497222  Erigeron bloomeri Margaret J. Williams 1988-5-30 88- 26 -14 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  SEINET11841740  Erigeron bloomeri A. Seneres, Harold, N. 1983-1 113 Modoc Plum Valley Camp 1684 Comment
  CAS-BOT-BC42805  Erigeron bloomeri var. bloomeri Alice Eastwood; John Thomas Howell 1940-6-12 8104 Modoc W side of Cedar Pass. 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-BC42814  Erigeron bloomeri var. bloomeri Milo Samuel Baker; Franklin P. Nutting 1894-6-1 s.n. Modoc Near Egg Lake. Comment
  UCSB16751  Erigeron bloomeri var. bloomeri Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc Near Squaw Peak, Warner Mts. 2133 Comment
Read comments
May 24 2013
  UC895614  Erigeron chrysopsidis var. austiniae C. L. Hitchcock 1940-5-27 6652 Modoc 9 mi ne Alturas 1402 Comment
  HSC5505  Erigeron coulteri M. T. Milligan 1966-7-3 539 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  JEPS5924  Erigeron coulteri Frances D. Payne 1931-6-25 262 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  HSC5514  Erigeron divergens M. T. Milligan 1964-6-6 14 Modoc N side of Dorris Reservoir along shore 1372 Comment
  JEPS41773  Erigeron divergens W. L. Jepson 1918-8-14 7987 Modoc Jess Valley 1584 Comment
  SBBG8090  Erigeron divergens H. and M. Dearing 1939-6-7 3571 Modoc near Adin Comment
  UC31460  Erigeron divergens M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  UC748126  Erigeron divergens Annie M. Alexander and Louise Kellogg 1946-6-20 4809 Modoc field below town Eagleville 1303 Comment
  CAS-BOT-BC42791  Erigeron eatonii var. plantagineus Margaret J. Williams 1983-7-29 83- 116 -1 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mountains 2087 Comment
  JEPS41810  Erigeron eatonii var. plantagineus Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek Mt. Bidwell (e side of mt., ne Modoc Co.) Comment
  POM261455  Erigeron eatonii var. plantagineus Alice Eastwood, John Thomas Howell 1940-6-15 8286 Modoc About 15 miles N of Lookout 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
  SD131996  Erigeron eatonii var. plantagineus Barbara Ertter 1988-6-18 7628 Modoc Highway 139, 14.5 miles eastnortheast of junction of Highway 299 at Canby; north of Bessler Reservoir. 1465 Comment
  UC444441  Erigeron eatonii var. plantagineus Mrs. R. M. Austin and Mrs. Bruce July 1898 2311 Modoc Lake Shore Comment
  UC711883  Erigeron eatonii var. plantagineus Roxana S. Ferris and Laura Lorraine 1941-8-14 10585 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Warner Mountains, Modoc National Forest Comment
  SJSU9697  Erigeron eatonii var. plantagineus W. Savage 1979-7-10 1538 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest Comment
  CAS-BOT-BC42765  Erigeron elegantulus Dean William Taylor; Robert Allen Price 1988-6-4 9764 Modoc Tule Lake Basin, along road to Lava Beds National Monument, ca. 6.6 mi W of Hwy 139. 1280 Comment
  CAS-BOT-BC49630  Erigeron filifolius John Thomas Howell 1934-6-12 12014 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC42772  Erigeron filifolius Annie Montague Alexander; L. Kellogg 1946-6-18 4790 Modoc Patterson Mill Road. Comment
  UC87693  Erigeron filifolius Mrs. R. M. Austin 1884-7-1 Modoc Fort Bidwell Comment
  SEINET8667350 Image available Erigeron glacialis D. A. 1988-8-13 205 Modoc Warner Mountains, near northeast shore of Patterson Lake 2749 Comment
  CAS-BOT-BC49636  Erigeron inornatus var. inornatus Bruce Bartholomew 1989-8-10 5047 Modoc 8.7 km E of Day on County Road 94. Comment
  CAS-BOT-BC49603  Erigeron linearis Bruce Bartholomew; Barrett Anderson 1989-6-2 4825 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC49647  Erigeron linearis Alice Eastwood; John Thomas Howell 1940-6-13 8152 Modoc Fandango Pass. Comment
  CAS-BOT-BC295508  Erigeron linearis Mrs. R. M. Austin 1894-6-1 s.n. Modoc East of Emigrant Springs Comment
  JEPS41573  Erigeron linearis L. S. Smith 1918-6-23 962 Modoc High Grade District of Modoc Forest; , High Grade District 2286 Comment
  RSA550621  Erigeron peregrinus subsp. callianthemus Bruce Bartholomew, B. Anderson 1988-7-23 4581 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  CAS-BOT-BC49577  Erigeron philadelphicus Annie Montague Alexander; L. Kellogg 1946-8-10 5149 Modoc 0.5 mi. beyond Porter Reservation Road. Comment
  CAS-BOT-BC49584  Erigeron pumilus subsp. intermedius Mrs. H. C. Cantelow 1935-6-8 863 Modoc unspecified Comment
  SJSU9650  Erigeron pumilus var. intermedius W. Savage 1979-7-8 1485 Modoc N end Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC497213  Eriogonum baileyi Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-13 8371 Modoc Adin Pass, Rte. 299 1574 Comment
  CAS-BOT-BC197832  Eriogonum caespitosum M. Vasey 1990-6-28 9006 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail, Wouth Warner Wilderness. 2590 Comment
  UC6248  Eriogonum caespitosum Mrs. C. C. Bruce June 1898 Modoc Lake City Mt. Comment
  CAS-BOT-BC497225  Eriogonum caespitosum Margaret J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, E of Likely, S 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
  UC6272  Eriogonum douglasii var. meridionale Mrs. C. C. Bruce June 1898 2315 Modoc Lake City Mt. Comment
  CAS-BOT-BC197823  Eriogonum elatum John Thomas Howell 1934-6-13 12070 Modoc Fandango Pass, Warner Mts. 1828 Comment
  CAS-BOT-BC197827  Eriogonum elatum Annie Montague Alexander; L. Kellogg 1946-7-7 4919 Modoc Highway south of town, Fort Bidwell. Comment
  UC634522  Eriogonum elatum F. H. Frost 1925-7-12 Modoc Stow's Meadow - Cedar Canyon Warner Mts., Cedar Canyon Comment
  JEPS91179  Eriogonum elatum var. elatum Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10454 Modoc Warner Mountains, Emerson Creek drainage; cirque headwall above South Emerson Lake 2560 Comment
  RSA65181  Eriogonum elatum var. elatum F. W. Peirson 1926-6-25 6860 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  CAS-BOT-BC197812  Eriogonum heracleoides var. heracleoides Annie Montague Alexander; L. Kellogg 1946-7-14 5070 Modoc Emerson Peak, Horse Mountain, Warner Mts. Comment
  CAS-BOT-BC197815  Eriogonum heracleoides var. heracleoides Bruce Bartholomew; Barrett Anderson 1990-7-20 5483 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  POM229188  Eriogonum heracleoides var. heracleoides Louis C. Wheeler 1935-8-2 3750 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  UC585249  Eriogonum heracleoides var. heracleoides E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1816 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  CAS-BOT-BC211401  Eriogonum nudum var. pubiflorum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10574 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  CHSC109468  Eriogonum nudum var. pubiflorum L. P. Janeway; B. Castro 2012-7-28 11037 Modoc Warner Mountains. At Obsidian Needles Obsidian Collecting Area; along Road 45N34 loverlooking North Fork Davis Creek about 6.0 air km east-northeast of the community of Davis Creek (on Hwy 395). 1905 Comment
  JEPS56618  Eriogonum nudum var. pubiflorum W. L. Jepson 1918-8-6 7845 Modoc Surprise Valley 1447 Comment
  SJSU9132  Eriogonum nudum var. pubiflorum H. L. Buckalew 1961-6-27 Modoc dry wash 0.5 mi below Stough (""Stowe"") Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 2072 Comment
  UC1035868  Eriogonum nudum var. pubiflorum Annie M. Alexander and Louise Kellogg 1946-7-7 4937 Modoc slope above meadow, Eight Mile Creek Eight Mile Creek 1752 Comment
  UC1305824  Eriogonum nudum var. pubiflorum Noel H. Holmgren, James L. Reveal 1964-8-21 1717 Modoc about 5 mi sw on the Eagleville-Likely Road Eagleville; Warner Range, Modoc National Forest Comment
  NY762336  Eriogonum nudum var. pubiflorum A. A. Heller 1941-6-26 16222 Modoc 4 miles west of Canby on a steep clay bank along U.S. Highway #299 Comment
  NY762338  Eriogonum nudum var. pubiflorum H. D. D. Ripley 1944-6-1 6030 Modoc Foothills of Warner Mountains, west of Cedarville 1493.5 Comment
  UC634523  Eriogonum nudum var. pubiflorum F. H. Frost 1925-7-13 71 Modoc roadside s Cedarville; Warner Mts. 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
  CAS-BOT-BC218198  Eriogonum prociduum Dean William Taylor; G. L. Clifton 1987-6-27 9104 Modoc Hwy 395 ca. 3.5 mi N of N junction with Hwy 299. 1371 Comment
  CHSC106004  Eriogonum prociduum James L. Reveal 2007-6-3 8828 Modoc Along U.S. Highway 395 at milepost 31.7, 1.1 mile north of the Chimney Rock Exit near Surprise and about 3.5 miles north of California Highway 299. 1402 Comment
  NY283083  Eriogonum spergulinum var. reddingianum B. M. Bartholomew 1991-8-5 6026 Modoc Summit trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  CAS-BOT-BC211376  Eriogonum sphaerocephalum var. halimioides K. Paulson; Robert Paulson 1989-7-18 195 Modoc Vicinity of crest of Warner Mts. near Granger Summit. 2072 Comment
  CAS-BOT-BC211379  Eriogonum sphaerocephalum var. halimioides Bruce Bartholomew 1990-6-18 5379 Modoc Crowder Flat Rd, 0.3 km N of turn off to Big Sage Reservoir. 1480 Comment
  CAS-BOT-BC211388  Eriogonum sphaerocephalum var. halimioides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16387 Modoc 5 mi. E of Calif. State Highway 299 along Cedar Pass Road. Comment
  CAS-BOT-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
  CHSC67274  Eriogonum sphaerocephalum var. halimioides James D. Jokerst 1990-8-2 3211 B Modoc Hwy. 139 NW of Canby, ca. 300 m N of the road at the SE edge of a large dry lake, within the dry-down zone adjacent to a concrete overflow structure. Comment
  POM268130  Eriogonum sphaerocephalum var. halimioides Marion Ownbey 1940-7-1 2151 Modoc Cedar Peak, Warner Mts. Comment
  RSA31848  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1941-6-24 16193 Modoc On rocky hillside just south of Indian Springs along U. S. Highway # 299, in the Juniper Belt. Comment
  RSA739633  Eriogonum sphaerocephalum var. halimioides L. P. Janeway, B. Castro 2008-8-17 9575 Modoc Warner Mtns, 2.4km E of Bald Mtn, broad Saddle betw Daniels Creek and an unnamed northern branch of Soldier Creek. 2209 Comment
  UC1483805  Eriogonum sphaerocephalum var. halimioides G. Schoolcraft 1979-6-15 63 Modoc 4 mi n Hwy. 299 (on e side of Hwy. 395) 1402 Comment
  UC711867  Eriogonum sphaerocephalum var. halimioides Roxana S. Ferris and Laura Lorraine 1941-8-14 10594 Modoc 3 mi on the road to Eagleville Patterson Ranger Station; Warner Mountains, Modoc National Forest Comment
  CAS-BOT-BC211358  Eriogonum strictum subsp. anserinum Margaret J. Williams 1984-7-1 84- 87 -5 Modoc NW of Alturas, Crowder Flat Road, Big Sage Reservoir. 1371 Comment
  CHSC32928  Eriogonum strictum var. anserinum J. P. Smith; J. O. Sawyer 1973-8-8 7246 Modoc South slopes of Eagle Peak. 2743 Comment
  UC726253  Eriogonum strictum var. anserinum A. A. Heller 1938-6-24 15223 Modoc 8 mi w Alturas (on U. S. Highway #299) Comment
  UC849663  Eriogonum strictum var. anserinum Lewis S. Rose 1940-6-12 40541 Modoc 6 mi ne Alturas 1341 Comment
  CAS-BOT-BC211371  Eriogonum umbellatum Bruce Bartholomew 1992-8-8 6368 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  CHSC109467  Eriogonum umbellatum var. dumosum L. P. Janeway; B. Castro 2012-7-28 11036 Modoc Warner Mountains. At Obsidian Needles Obsidian Collecting Area; along Road 45N34 loverlooking North Fork Davis Creek about 6.0 air km east-northeast of the community of Davis Creek (on Hwy 395). 1905 Comment
  RSA318709  Eriogonum umbellatum var. hausknechtii J. P. Smith, J. O. Sawyer 1973-8-8 7230 Modoc At or near the summit of Eagle Peak. 2988 Comment
  JEPS3933  Eriogonum umbellatum var. modocense N. T. Mirov 1929-6-16 Modoc e on Fandango Valley road Goose Lake (Buck Creek Ranger Station); Warner Mountains, Buck Creek Ranger Station 1554 Comment
  RSA0118775  Eriogonum umbellatum var. modocense Lawrence P. Janeway, B. Castro 2012-7-24 10962 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  CAS-BOT-BC197784  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-7-9 7599 Modoc Bidwell Mountain, Warner Mts. Comment
  NY399261  Eriogonum umbellatum var. nevadense B. M. Bartholomew 1989-7-15 5017 Modoc Manzanita Lookout, top of Manzanita Mountain 2130 Comment
  UC1037216  Eriogonum umbellatum var. nevadense Leo Whitney 1934-5-19 1575 Modoc Timbered Mountain, Devil's Garden Modoc National Forest, Devil's Garden, Timbered Mountain 1524 Comment
  SEINET5331846  Eriogonum umbellatum var. nevadense J. Gentry Jr. 1968-7-4 2111 Modoc 15.2 miles northwest of Hwy. jct. Calif.139 and Calif.299, on Calif. 139. 1448 Comment
  CAS-BOT-BC197618  Eriogonum umbellatum var. polyanthum E. S. Willits 1940-6-5 327 Modoc Canby. Comment
  CAS-BOT-BC197624  Eriogonum umbellatum var. polyanthum Bruce Bartholomew 1990-6-17 5358 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  CAS-BOT-BC197778  Eriogonum umbellatum var. polyanthum Elmer Ivan Applegate 1932-8-3 8130 Modoc Summit of Eagle Peak, Warner Mts. 2804 Comment
  CAS-BOT-BC197781  Eriogonum umbellatum var. polyanthum Margaret J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat road. 1341 Comment
  SJSU9133  Eriogonum umbellatum var. polyanthum H. L. Buckalew 1961-6-27 Modoc near Stough (""Stowe"") Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 2072 Comment
  CAS-BOT-BC197595  Eriogonum vimineum Frank Warrington Peirson 1926-6-24 6856 Modoc Near a small lake about 3 mi E of Alturus. Comment
  CHSC106195  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 Valley. 1295 Comment
  JEPS56153  Eriogonum vimineum W. L. Jepson 1918-8-6 7851 Modoc Surprise Valley 1447 Comment
  NY399582  Eriogonum vimineum B. M. Bartholomew 1990-7-21 5553 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  RSA101373  Eriogonum vimineum R. Weatherby 1955-7-8 1639 Modoc 3 mi. north of Ft. Bidwell, northern Warner Mts. 1555 Comment
  RSA65965  Eriogonum vimineum F. W. Peirson 1926-6-24 6856 Modoc near a small lake about 3 mi. east of Alturas. Comment
  SEINET10299467  Eriogonum vimineum W. L. Jepson 1918-8-6 7834 Modoc Fandango Creek above Buck Creek 1585 Comment
  CAS-BOT-BC49552  Eriophyllum lanatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16372 Modoc Junction of Cedar Pass road and Hwy 299, 5.5 mi. N of Alturas Comment
  CAS-BOT-BC49561  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4461 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC49563  Eriophyllum lanatum John Thomas Howell 1934-6-13 12103 Modoc North fork of Barber Creek, Warner Mountains 1828 Comment
  CAS-BOT-BC49595  Eriophyllum lanatum E. S. Willits 1940-6-5 324 Modoc Canby. Comment
  CAS-BOT-BC49598  Eriophyllum lanatum Mrs. H. C. Cantelow 1940-6-1 3239 Modoc Warner Mountains, Cedar Pass, E of Alturas Comment
  SEINET3141733  Eriophyllum lanatum var. achilleoides L. S. Rose 1940-6-13 40544 Modoc Surprise, NE of Alturas 1372 Comment
  SJSU9564  Eriophyllum lanatum var. achilleoides W. Savage 1979-7-3 1304 Modoc Triangle, Antelope {lains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC31680  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-7-1 Modoc Lava Beds Comment
  POM174191  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-7-25 s.n. Modoc Lava beds. Comment
  JEPS25824  Eryngium alismifolium Leland S. Smith June, 1924 1384 Modoc Egg Lake Ranch Comment
  UC1191957  Eryngium alismifolium Herbert L. Mason 1947-8-12 13511 Modoc Alturas, junction of N. and S. Forks of Pit River Comment
  CHSC71846  Eryngium articulatum Vernon H. Oswald; Lowell Ahart 1998-9-8 9589 Modoc County Rd. 93 adjacent to the RR at Lookout Junction northwest of Lookout; 1280 Comment
  CAS-BOT-BC58338  Erysimum repandum E. S. Willits 1940-5-6 221 Modoc Near Lassen Creek, Willow Ranch. Comment
  UC1191426  Erysimum repandum Herbert L. Mason 1947-7-10 13346 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC58335  Erysimum repandum Isabelo T. Kelly 1930-1-1 55 Modoc Modoc County. Comment
  CAS-BOT-BC229917  Erythranthe guttata Elmer Ivan Applegate 1932-8-6 8203 Modoc Desert spring on E side of Middle Lake, Surprise Valley. Comment
  CAS-BOT-BC229922  Erythranthe guttata Leland S. Smith 1922-7-20 1308 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC229925  Erythranthe guttata Leland S. Smith 1919-8-18 1135 Modoc Ash Valley. 1463 Comment
  CAS-BOT-BC234513  Erythranthe microphylla Bruce Bartholomew; Barrett Anderson 1989-6-1 4728 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  CAS-BOT-BC234482  Erythranthe moniliformis Bruce Bartholomew; Barrett Anderson 1988-7-22 4536 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  CAS-BOT-BC234461  Erythranthe primuloides Bruce Bartholomew; Barrett Anderson 1988-7-22 4508 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CAS-BOT-BC234466  Erythranthe pulsiferae Clare Butterworth Hardham 1961-6-17 7514 Modoc Cedar Pass Camp Ground. Comment
  CAS-BOT-BC234469  Erythranthe pulsiferae Bruce Bartholomew 1995-7-30 7041 Modoc 3.9 km E of Day on County Road 94 just beyond the ridge crest. 1390 Comment
  RSA550584  Erythranthe pulsiferae Bruce Bartholomew 1991-7-4 5902 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC190757  Eschscholzia californica Alice Eastwood; John Thomas Howell 1940-6-15 8303 Modoc Lookout. Comment
  CAS-BOT-BC95715  Euphorbia serpillifolia Annie Montague Alexander; L. Kellogg 1946-6-20 4808 Modoc Eagleville. 1440 Comment
  CAS-BOT-BC95718  Euphorbia serpillifolia M. Vasey 1990-6-30 9027 Modoc Around NW margin of Egg Lake. 1300 Comment
  CAS-BOT-BC218208  Euphorbia spathulata Margaret J. Williams 1988-5-30 88- 26 -12 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  HSC81017  Eurybia integrifolia G. M. Riegel 1978-8-16 92 Modoc South Warner Mtns. 1670 Comment
  UC748364  Eurybia integrifolia Annie M. Alexander and Louise Kellogg 1946-8-9 5130 Modoc Patterson Lake Trail Warner Mountains Comment
  CHSC106196  Euthamia occidentalis Lowell Ahart; John Dittes 2010-8-31 17102 Modoc On the east side of Elkins Lane, about 10 yards east of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC1192254  Euthamia occidentalis Verne Grant, Irving Schneider 1947-7-19 8072 Modoc along Southern Pacific right-of-way near East Canal (Williams Ranch, in Pit Valley s of Alturas); Pit Valley s of Alturas Comment
  CAS-BOT-BC247705  Festuca idahoensis John Thomas Howell 1934-6-11 11928 Modoc Parker Creek. 1584 Comment
  HSC80819  Festuca idahoensis G. M. Riegel 1979-8-13 658 Modoc South Warner Mtns. 2100 Comment
  LA13110  Festuca idahoensis John Thomas Howell; 1934-7-1 12336 Modoc Duncan Horse Camp Comment
  SEINET229939 Image available Festuca idahoensis Leila M. Shultz, John S Shultz 1985-6-23 8593 Modoc Modoc Plateau at the western extension of the Great Basin between Beeler and Duncan reservoirs N of Canby near Hwy 139 1311 Comment
  UC790920  Festuca idahoensis A. A. Beetle 1941-7-29 2833 Modoc near Mt. Adin summit; Mt. Adin 1828 Comment
  UCD66113  Festuca idahoensis L. S. Smith 1918-8-18 1042 Modoc Bear Mt. Ridge North. Comment
  SEINET10559251  Festuca idahoensis Alan A. Beetle 1941-6-29 Beetle 2833 Modoc Near summit of Mt. Adin, sandy soil in open forest. 1829 Comment
  UC1025056  Festuca pratensis Leo Whitney 1935-7-21 3580 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  CAS-BOT-BC179190  Floerkea proserpinacoides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 128 Modoc Parker Creek. 2133 Comment
  NY1101590  Floerkea proserpinacoides B. M. Bartholomew 1992-5-16 6323 Modoc Lunsford Spring 1600 Comment
  SEINET5356110  Floerkea proserpinacoides M. J. Williams 1984-6-30 84- 80 -1 Modoc Warner Mtns., Granger Canyon Road, 6.8 mi W of Cedarville-Gerlach road 1981 Comment
  UC114222  Fragaria virginiana subsp. platypetala Mrs. R. M. Austin Jul 1894 Modoc Willow Creek Comment
  SJSU9638  Frasera albicaulis W. Savage 1979-7-7 1462 Modoc Triangle, Fairchild Swamp Unit (SW corner), Devils Garden District, Modoc National Forest 1508 Comment
  RSA531356  Frasera albicaulis var. modocensis Bruce Bartholomew, B. Anderson 1989-6-2 4808 Modoc 9.3 km east of Fort Bidwell on road to Fee Reservoir, northeast corner of Surprise Valley. 1580 Comment
  SEINET8584489  Frasera albicaulis var. modocensis M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  POM518787  Frasera albicaulis var. nitida Barbara Ertter 1988-6-18 7620 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection State, 1 mi S of S jct to Lava Beds Nat l Monument E of Tonesta. 1311 Comment
  UCR34672  Frasera speciosa J. A. Harpel 1981-8-6 V 38 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC191138  Fraxinus latifolia Leland S. Smith 1410 Modoc Modoc County. Comment
  UC22607  Fraxinus latifolia Milo S. Baker Jun 8 1893-Jun 25 1893 Modoc Egg Lake, Lava Bed side Egg Lake Comment
  CAS-BOT-BC242112  Fritillaria atropurpurea Bruce Bartholomew; Barrett Anderson 1989-6-2 4795 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC242090  Fritillaria pudica F. Angwin 1946-5-10 s.n. Modoc Big Valley near Adin. 1280 Comment
  CHSC75561  Fritillaria pudica V. H. Oswald; B. Corbin, A. Sanger, G. Schoolcraft 1999-6-12 9767 Modoc Soldier Creek Canyon adjacent to USFS 43N57 in the Warner Mtns. Northeast of Stough Reservoir Campground, north side of Hwy. 299, east side of Cedar Pass. 2072 Comment
  JEPS61941  Fritillaria pudica B. M. Payne 1930-3-29 342 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC242088  Fritillaria recurva Bruce Bartholomew 1994-5-27 6705 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  CAS-BOT-BC225044  Galium aparine Bruce Bartholomew; Barrett Anderson 1989-6-3 4864 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC225046  Galium aparine Bruce Bartholomew; Barrett Anderson 1989-6-1 4742 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC225049  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 mi. N of Ft. Bidwell. 1737 Comment
  UC416663  Galium bolanderi Milo S. Baker 1893-7-8 Modoc south hillside Comment
  RSA202644  Galium glabrescens subsp. modocense F. Ehrendorfer, G. Ledyard Stebbins 1959-6-28 5909 Modoc Warner Mountains, Horse Mountain, near the top 2591 Comment
  POM312365  Galium mexicanum subsp. asperulum Verne Grant, Irving Schneider 1947-7-22 8140 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  UC71833  Galium mexicanum var. asperulum Mrs. M. H. Manning 486 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC225080  Galium serpenticum subsp. warnerense Louis Cutter Wheeler 1935-8-6 3794 Modoc edge of Warner Mts., 0.25 mi. E Pine Creek (town). 1554 Comment
  JEPS27648  Galium serpenticum subsp. warnerense Lauramay T. Dempster and Clare Hardham 1961-6-19 1710 Modoc mouth of canyon just se New Pine Creek; ; southeast of New Pine Creek, Modoc. Co. Comment
  JEPS27649  Galium serpenticum subsp. warnerense Ehrendorfer and Stebbins 1959-6-28 5911 Modoc plateau Mt. Bidwell (top and s rim) 2438 Comment
  HSC89840  Galium triflorum Gary Schoolcraft 1980-7-22 326 Modoc About half way up Lake City Canyon W of Lake City 1890 Comment
  CAS-BOT-BC180120  Garrya fremontii Belknap C. Goldsmith 1911-1-1 Modoc Fandango Valley. Comment
  CAS-BOT-BC190845  Gayophytum diffusum subsp. diffusum Robert J. Weatherby 1955-7-8 1609 Modoc 7 mi. N of Fort Bidwell. 1874 Comment
  CAS-BOT-BC190838  Gayophytum diffusum subsp. parviflorum Elmer Ivan Applegate 1932-8-2 8064 Modoc Mill Creek Meadow, western slope of Warner Mts. Comment
  CAS-BOT-BC190842  Gayophytum diffusum subsp. parviflorum Leland S. Smith 1922-7-20 1295 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  JEPS27527  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1918-8-7 7863 Modoc Mt. Bidwell 2133 Comment
  SD7789  Gayophytum diffusum subsp. parviflorum Mrs. R. M. Austin Jul 1874 Modoc Goose Lake Valley Comment
  CAS-BOT-BC190829  Gayophytum humile Bruce Bartholomew 1991-6-20 5785 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  CAS-BOT-BC190826  Gayophytum racemosum Mrs. H. C. Cantelow 1935-6-8 920 Modoc Lava beds. Comment
  POM254336  Gayophytum ramosissimum Alice Eastwood, John Thomas Howell 1940-6-14 8204 Modoc Near Kelley Hot Springs Comment
  CAS-BOT-BC190821  Gayophytum ramosissimum Elmer Ivan Applegate 1936-5-18 10317 Modoc Bearpaw Cave, Lava Beds National Monument. Comment
  SEINET8569986  Geranium richardsonii A. Sanger 1996-5-26 3590 Modoc Granger Canyon 1768 Comment
  UC1192240  Geranium viscosissimum Verne Grant and Irving Schneider 1947-7-22 8145 Modoc about 1 mi n Highway 395 junction with Cedarville road (on Highway 395); North Fork of Pit River Comment
  HSC8660  Geranium viscosissimum M. T. Milligan 1964-7-1 123 Modoc Howard's Gulch Campground on Hwy. 139 1372 Comment
  UC12257  Geum aleppicum M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley, near Lookout Big Valley Comment
  JEPS47200  Geum macrophyllum Frances D. Payne 1931-6-29 302 B Modoc e slope Mount Warren, Warner Mountains Mount Warren; Warner Mountains, Mount Warren 2286 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
  HSC18640  Geum triflorum M. T. Milligan 1964-6-17 40 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  UC1536916  Geum triflorum Gordon H. True Jr. 1938-5-25 916 Modoc Adin Summit 1524 Comment
  POM140053  Geum triflorum var. ciliatum Milo S. Baker 1893-1 s.n. Modoc Forestdale Comment
  SEINET191593  Gilia Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Wartner Mts. 1570 Comment
  RSA63721  Gilia congesta var. montana Verne Grant, Alva Grant 1950-7-14 8944 Modoc North flank of Cedar peak near summit, Warner Mts., Modoc Co. 2287 Comment
  CAS-BOT-BC190696  Gilia inconspicua Leland S. Smith 1919-5-18 1098 Modoc Plateau S Fitzhugh Creek - Likely road. 1524 Comment
  CAS-BOT-BC190699  Gilia inconspicua Bruce Bartholomew 1991-5-24 5714 Modoc Surprise Valley, 7.7 km NE of County Rd. 37 on County Rd. 38, at the Nevada State boundary. 1370 Comment
  CAS-BOT-BC190694  Gilia inconspicua Elmer Ivan Applegate 1935-6-7 9395 Modoc Thomas Massacre area, Lava Beds National Monument. Comment
  CAS-BOT-BC190691  Gilia leptalea subsp. leptalea Bruce Bartholomew 1995-7-30 7040 Modoc 3.0 km E of Day on County Road 94. 1050 Comment
  CAS-BOT-BC190670  Gilia sinistra subsp. sinistra Bruce Bartholomew 1991-7-6 5970 Modoc Service Gulch, 4.3 km W of County Road 91 on Forest Service road 42N03. 1330 Comment
  RSA323604  Glaux maritima A. Tiehm, Susan Cochrane, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Mineral Wells on east side of Alkali Lake. Comment
  RSA210774  Glyceria borealis R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39097 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  RSA603007  Glyceria borealis L. C. Wheeler 1935-10-5 4021 Modoc N Fork Pit River at Parker Creek. 1372 Comment
  UCD32732  Glyceria elata Beecher Crampton 1954-7-8 2176 Modoc Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  CAS-BOT-BC49529  Gnaphalium palustre Annie Montague Alexander; L. Kellogg 1946-7-6 4913 Modoc 3.5 mi. E of Eagleville. Comment
  CHSC106174  Gnaphalium palustre Lowell Ahart; John Dittes 2010-8-30 17075 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS6008  Gnaphalium palustre Frances D. Payne 1935-7-19 787 Modoc mouth of Dry Creek Warner Mountains, Parker Creek, Dry Creek (tributary of Parker Creek, s and e of Alturas) Comment
  JEPS21902  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-7-22 1067 Modoc Likely canals at South Fork of Pit River (bottom of dry canals at South Fork of Pit River) Comment
  CAS-BOT-BC95537  Grayia spinosa Bruce Bartholomew 1991-6-22 5840 Modoc Surprise Valley, 5.6 km E of Eagleville. 1370 Comment
  UC87884  Grindelia hirsutula Mrs. R. M. Austin 1886-8-1 Modoc Goose Lake Valley Comment
  CHSC105978  Grindelia nana Lowell Ahart; John Dittes 2010-8-30 17069 Modoc In a large vernal pool, about 5 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC67342  Grindelia nana James D. Jokerst 1986-8-10 2754 Modoc Radar Site Survey S of Doublehead Mtn., Rimrock Lake. 1341 Comment
  RSA504616  Grindelia nana Bruce Bartholomew, B. Anderson 1988-7-21 4403 Modoc 2.1 km SSE of Day on the road to state Highway 299 1020 Comment
  SJSU9670  Grindelia nana W. Savage 1979-7-10 1517 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  UC1523803  Hackelia californica Lisa Janio 1981-7-13 55 Modoc near Bear Spring 1524 Comment
  CAS-BOT-BC54097  Hackelia cusickii Frederick H. Frost 1925-5-24 42 Modoc Steamboat Canyon, Warner Mountains 1767 Comment
  CAS-BOT-BC54051  Hackelia micrantha K. Paulson; Robert Paulson 1988-6-29 60 Modoc Eastern Joseph Creek Basin, Warner Mts.. 1828 Comment
  CAS-BOT-BC54053  Hackelia micrantha Francis Dorris Payne 1929-7-7 47 Modoc Pine Creek Basin, Warner Mountains 2316 Comment
  UC748456  Hackelia micrantha Annie M. Alexander and Louise Kellogg 1946-6-14 4764 Modoc Silver Creek branch of Patterson Mill Road 1828 Comment
  CAS-BOT-BC49548  Helianthus annuus Leland S. Smith 1922-8-5 1330 Modoc Barber Canyon old homestead field. 1371 Comment
  JEPS34878  Helianthus bolanderi Milo S. Baker 1893-7-25 Modoc shores of Egg Lake Egg Lake Comment
  CAS-BOT-BC49502  Helianthus cusickii Mrs. H. C. Cantelow 1940-5-31 3085 Modoc 3 mi. E of Canby. Comment
  CAS-BOT-BC54062  Heliotropium curassavicum Louis Cutter Wheeler 1935-9-4 3943 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC1191655  Heliotropium curassavicum Herbert L. Mason and Verne Grant 1947-7-12 13411 Modoc s.w. of Alturas (w. side of S. Fork of Pit R. Valley); S. Fork of Pit R. Valley Comment
  CAS-BOT-BC21464  Heracleum lanatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5542 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  CAS-BOT-BC180045  Hesperochiron californicus L. A. M. Black 1894-4-1 109 Modoc Davis Creek. Comment
  JEPS1686  Hesperochiron californicus L. S. Smith 1920-6-2 1159 Modoc near Mt. Bidwell (Dismal Swamp); Warner Mts., Bidwell Range, Dismal Swamp Comment
  CHSC85137  Hesperochiron pumilus John Dittes; Josephine Guardino 1991-6-1 349 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  UC1069089  Hesperochiron pumilus R. C. Wilson 1933-5-23 25 Modoc Pothole Gulch, Modoc Nat'l Forest Modoc Nat'l Forest, Canby Quad., Pothole Gulch Comment
  CAS-BOT-BC179171  Hesperolinon micranthum B. Bartholomew 1991-7-4 5927 Modoc Vicinity of Pine Spring between Miller Gulch and Twin Lakes. 1420 Comment
  CAS-BOT-BC179174  Hesperolinon micranthum Herbert L. Mason 1946-7-13 13448 Modoc W end of Fandango Pass, near Goose Lake. Comment
  UC1212251  Hesperolinon micranthum Herbert L. Mason 1946-7-13 13448 Modoc w end of pass near Goose Lake (on road to Ft. Bidwell); Fandango Pass Comment
  UC571111  Hesperolinon micranthum F. H. Frost 1925-7-20 93 Modoc 2 mi above Cedarville; Warner Mts., Cedar Camp Comment
  UC109500  Hesperolinon micranthum Mrs. R. M. Austin July 1894 137 Modoc Comment
  SJSU9369  Heteranthera dubia W. Savage 1979-7-3 1275 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET201656  Heuchera cylindrica A. Cronquist, AH Holmgren 1959-6-19 8503 Modoc Warner Mts a little above Clear Lake above Mill Creek 15 miles E of Likely. In section 27 or 28 1981 Comment
  CAS-BOT-BC49510  Hieracium albiflorum Annie Montague Alexander; L. Kellogg 1946-6-15 5117 Modoc Deep Creek, Warner Mountains Comment
  CAS-BOT-BC49516  Hieracium scouleri Elmer Ivan Applegate 1932-8-7 8236 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  CHSC109209  Hieracium scouleri L. P. Janeway; B. Castro 2012-7-24 10965 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  JEPS5991  Hieracium scouleri Frances D. Payne 1932-7-3 674 Modoc s and e Alturas; Warner Mountains, Parker Creek Canyon 1584 Comment
  UC485533  Hieracium scouleri M. F. Gilman 518 Modoc mts 1676 Comment
  SEINET191602  Holodiscus discolor var. glabrescens Marion Ownbey, Fred G. Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC214691  Holodiscus microphyllus var. glabrescens Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC497301  Holosteum umbellatum B. Bartholomew 1994-7-2 678 1 Modoc 5.0 km SE of Joseph Creek Basin on the W side of the Warner Mountains 1930 Comment
  NY446368  Holosteum umbellatum G. Schoolcraft 1981-5-6 376 Modoc North of Alturas 1463.0 Comment
  UCD85760  Hordeum jubatum Herbert L. Mason 1947-8-9 13478 Modoc E side of Fairchild Swamp, N of Alturas. Comment
  SEINET10591641  Hordeum jubatum Louis C. Wheeler 1935-8-2 Wheeler 3743 Modoc Damp sunny meadow. Dismal Swamp, Twenty Mile Creek, Warner Mts. S31, T48N, R16E. 2225 Comment
  UCD32722  Hordeum jubatum subsp. intermedium Beecher Crampton 1954-7-7 2160 Modoc 2.5 miles east of Alturas. Near Radio Station KCNO. 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
  CAS-BOT-BC214708  Horkelia fusca var. pseudocapitata Elmer Ivan Applegate 1932-7-31 7688 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  CAS-BOT-BC180024  Hydrophyllum capitatum var. alpinum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 80 Modoc Parker Creek. Comment
  CAS-BOT-BC180026  Hydrophyllum capitatum var. alpinum Leland S. Smith 1919-5-18 1102 Modoc Jess Valley. 1600 Comment
  CAS-BOT-BC180029  Hydrophyllum capitatum var. alpinum Betty J. Hammerly 1941-6-20 28 Modoc Along Clear Lake, S end of Warner Mts. Comment
  CHSC30635  Hydrophyllum capitatum var. alpinum NEH Prouty 1980-6-2 170 Modoc Modoc National Forest, Warner Mt District Sheep Rock T. S. Comment
  JEPS4029  Hydrophyllum capitatum var. alpinum Frances D. Payne 1931-6-25 267 Modoc 2 mi sw Warren Peak; Warner Mountains, Pine Creek Basin 2316 Comment
  UC107175  Hydrophyllum capitatum var. alpinum Milo S. Baker 1893-6 Modoc Comment
  CHSC109445  Hymenoxys hoopesii L. P. Janeway; B. Castro 2012-7-24 10972 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. 2362 Comment
  HSC59909  Hymenoxys hoopesii G. M. Riegel 1979-9-8 766 Modoc South Warner Mt. Wilderness Area 2427 Comment
  CAS-BOT-BC49487  Hymenoxys lemmonii Annie Montague Alexander; L. Kellogg 1946-6-10 4716 Modoc Lava bench between Lower and Snake lakes. Comment
  JEPS4573  Hypericum anagalloides Frances D. Payne 1935-7-19 795 Modoc s. and e. of Alturas (mouth of Dry Creek - a tributary of Parker Creek); Warner Mts., Dry Creek Comment
  RSA149060  Hypericum androsaemum I. L. Wiggins, Dorothy B. Wiggins 1961-6-14 16477 Modoc Camp ground on Lassen Creek, 1.6 mi. above ford, Warner Mountains Comment
  CAS-BOT-BC179892  Hypericum scouleri Leland S. Smith 1922-7-24 1314 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC179895  Hypericum scouleri Bruce Bartholomew 1994-7-1 6772 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  CAS-BOT-BC58447  Idahoa scapigera E. S. Willits 1940-4-16 181 Modoc Sugar Hill. Comment
  UC10772  Idahoa scapigera Mrs. R. M. Austin April, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC179103  Iliamna bakeri Alice Eastwood; John Thomas Howell 1940-6-14 8242 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC179107  Iliamna bakeri Dean William Taylor 1988-8-11 10044 Modoc Damon's Butte (ca. 2 mi W of Hwy 139) in summit crater of butte. 1466 Comment
  UCD133486  Ionactis alpina C. N. Saulisberry 1964-7-1 s.n. Modoc eastern Modoc County. Comment
  UC449742  Ipomopsis aggregata Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek Mt. Bidwell, e side Comment
  UC449780  Ipomopsis aggregata Franklin P. Nutting Modoc near Forestdale Comment
  UC879820  Ipomopsis aggregata Lewis S. Rose 1940-6-13 40555 Modoc Fandango Pass Comment
  HSC80888  Ipomopsis aggregata subsp. attenuata G. M. Riegel 1980-7-30 978 Modoc S Warner Mtns. 1829 Comment
  HSC80879  Ipomopsis congesta G. M. Riegel 1980-8-9 1021 Modoc S Warner Mtns. 1829 Comment
  SJSU8827  Ipomopsis congesta subsp. montana H. L. Buckalew 1961-7-1 Modoc lower slopes Cedar Mt, Warner Mts 2194 Comment
  CAS-BOT-BC190635  Ipomopsis congesta subsp. palmifrons Elmer I. Applegate 1935-6-10 9486 Modoc Lave Beds National Monument, Caldwell Butte. Comment
  CAS-BOT-BC248372  Ipomopsis tenuituba B. Bartholomew; H. Sun 2002-6-24 8863 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  RSA181832  Iris missouriensis H. N. Metcalf, Jack C. Wilson 1965-7-1 65 -22 Modoc Likely, in a canyon in foothills of Warner Mountains 1646 Comment
  CAS-BOT-BC58403  Isatis tinctoria K. Paulson; Robert Paulson 1989-7-14 180 Modoc Vicinity of Little Lily Lake, ca. 2.5 mi. S of the Oregon border, N end of Warner Mts. 2171 Comment
  UC1587049  Isatis tinctoria G. Schoolcraft 1991-6-19 2169 Modoc about 2.5 mi n of Adin (along Highway) 1295 Comment
  UC2043246  Isatis tinctoria Barbara Ertter 1995-7-1 14457 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  JEPS127257  Isoetes nuttallii Lowell Ahart, John Dittes 2016-6-6 20972 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC384659  Iva axillaris Andrew Townesmith; Karen M. Meyer 2007-9-15 925 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass 1928 Comment
  RSA520341  Iva axillaris subsp. robustior Bruce Bartholomew, B. Anderson 1989-6-2 4831 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  JEPS47196  Ivesia gordonii Frances D. Payne 1931-6-29 302 C Modoc e slope Mt. Warren; Warner Mountains 2286 Comment
  UC1100954  Juncus balticus Herbert L. Mason 1947-8-15 13546 Modoc e side Goose Lake (on Willow Ranch); , Mouth of Crane Creek Comment
  CHSC112812  Juncus bufonius var. occidentalis Lowell Ahart; John Dittes 2013-7-24 18930 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
  JEPS67089  Juncus bufonius var. occidentalis W. L. Jepson 1918-8-7 7903 Modoc Summit Mt. Bidwell 2468 Comment
  CHSC109224  Juncus drummondii L. P. Janeway; B. Castro 2012-7-24 10955 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismall Swamp. 2250 Comment
  UCR34738  Juncus drummondii J. A. Harpel 1981-8-6 V 23 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC1601861  Juncus ensifolius Baker and Nutting 1894-7-28 Modoc Bridge Creek Comment
  UC1536801  Juncus ensifolius Gordon H. True Jr. 1939-6-30 1018 Modoc e of Alturas; Parker Creek Comment
  CAS-BOT-BC245047  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1993-6-12 6605 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  POM176700  Juncus nevadensis Baker, Nutting 2743 Modoc Unspecified. Comment
  UC1601791  Juncus nevadensis Baker and Nutting 1894-1 Modoc Comment
  UCD142366  Juncus tenuis L. S. Smith 1918-6-14 s.n. Modoc south-facing slope. Buck Creek RS. 1524 Comment
  SEINET4856379  Juncus trilocularis Louis C. Wheeler 1935-9-23 4001 Modoc Modoc NF: Pease Flat; Devil's Garden. 1524 Comment
  CAS-BOT-BC81211  Juniperus occidentalis A. D. Borden 1911-5-20 s.n. Modoc S.W. slope Sugar Hill Comment
  SD139417  Juniperus occidentalis F. C. Vasek 1962-9-2 day 5 Modoc Cedarville Road, 5.8 miles east of U. S. 395, east of Alturas. 1615 Comment
  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
  JEPS57498  Juniperus occidentalis var. occidentalis L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-12 2120 Modoc rocky slopes s of Lassen Creek and e Goose Lake ((ca . 4 mi se of Willow Ranch)); s of Lassen Creek and e of Goose Lake 1584 Comment
  CAS-BOT-BC95670  Kalmia polifolia K. Paulson; Robert Paulson 1989-7-14 188 Modoc Vicinity of Bell Mine, N end of the Warner Mts. 2194 Comment
  CAS-BOT-BC95676  Kalmia polifolia Bruce Bartholomew 1995-7-31 7113 Modoc Upper reaches of Goose Creek, E side of the Warner Mountains. 2160 Comment
  HSC80760  Kelloggia galioides G. M. Riegel 1980-7-31 937 Modoc South Warner Mtns. 2100 Comment
  UC705396  Kelloggia galioides Marion Ownbey, Fred G. Meyer 1940-7-1 2149 Modoc Cedar Peak; Warner Mts. Comment
  CAS-BOT-BC95540  Kochia americana Bruce Bartholomew; Barrett Anderson 1989-6-2 4832 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC247645  Koeleria macrantha Leland S. Smith 1924-6-9 1396 Modoc Egg Lake. Comment
  RSA534556  Koeleria macrantha Bruce Bartholomew, B. Anderson 1990-7-21 5576 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  UCD85731  Koeleria macrantha Beecher Crampton; Carl Rimbey 1954-7-6 2117 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  CHSC100372  Lactuca serriola Lowell Ahart; John Dittes 2008-8-25 15291 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
  JEPS117280  Lactuca serriola Lowell Ahart, John Dittes 2010-8-30 17073 Modoc About 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 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC33034  Lactuca tatarica subsp. pulchella Milo S. Baker 1893-6-1 Modoc Comment
  CDA36735  Lagophylla ramosissima Richard R. Halse 2010-8-25 8085 Modoc Along State Highway 139 ca. 25.5 miles northwest of its junction with State Hwy 299; Modoc National Forest. Comment
  SEINET8258712  Lagophylla ramosissima Richard R. Halse 2006-8-3 6989 Modoc Along Jess Valley Road ca. 4 miles east of Likely, just past bridge over the Pit River. 1387 Comment
  CAS-BOT-BC49499  Lagophylla ramosissima subsp. ramosissima Bruce Bartholomew 1989-7-14 4942 Modoc Stone Coal Valley, 3.2 km W of State Hwy 299. 1340 Comment
  CHSC107339  Lamium amplexicaule Lowell Ahart; John Dittes 2011-6-21 17523 Modoc About 100 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117290  Lamium amplexicaule Lowell Ahart; John Dittes 2016-7-14 21174 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
  RSA59531  Lamium amplexicaule E. K. Balls 1950-5-20 14808 Modoc 2 mi. E. of South Fork Public Camp, along South Fork Pit River to Jess Valley. 1463 Comment
  JEPS55340  Lathyrus lanszwertii var. lanszwertii M. F. Gilman c. 1918 544 Modoc Comment
  JEPS55326  Lathyrus rigidus Mrs. R. M. Austin and Bruce Jul 1898 2220 Modoc Goose Lake Comment
  NY716854  Lathyrus rigidus C. L. Hitchcock 1950-5-27 19225 Modoc Ca. 20 miles north of Alturas Comment
  RSA598727  Lathyrus rigidus Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-10 6441 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  UC748301  Lathyrus rigidus Annie M. Alexander and Louise Kellogg 1946-6-14 4768 Modoc Silver Creek branch of Patterson Mill road Silver Creek 1828 Comment
  CAS-BOT-BC49460  Layia glandulosa Leland S. Smith 1920-7-21 1105 Modoc Mill Creek. 2133 Comment
  POM77416  Ledum glandulosum Mrs. R. M. Austin 1895-07 304 Modoc Tamaracks Comment
  RSA604325  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  UCR143034  Lemna trisulca L. C. Wheeler 1935-10-2 4015 Modoc 2 mi south of Alturas 1357 Comment
  UCD138196  Lemna trisulca Verne Grant; Irving Schneider 1947-7-19 8065 Modoc Corporation ranch; south of south loop road, south of Alturas. Comment
  CAS-BOT-BC58666  Lepidium chalepense K. Paulson; Robert Paulson 1991-7-13 239 Modoc Near Bear Flat Road, southern Warner Mountains. 2164 Comment
  CHSC99153  Lepidium dictyotum var. dictyotum Lowell Ahart; John Dittes 2008-6-21 15011 Modoc Along a large levee, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 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
  CAS-BOT-BC12793  Lepidium perfoliatum Bellue 1933-6-23 s.n. Modoc Unspecified. Comment
  CAS-BOT-BC190632  Leptodactylon pungens Elmer Ivan Applegate 1932-7-9 7610 Modoc N slope of Bidwell Mountain. Comment
  UC23808  Leptodactylon pungens Milo S. Baker 1893-6 Modoc Comment
  RSA100701  Leptosiphon harknessii Ella Dales Cantelow 1940-6-2 4133 Modoc About 10 miles N.W. of Canby, on road to Lava Beds Monument Comment
  OBI48893  Leptosiphon harknessii Lewis S. Rose 1940-6-14 Modoc 8 mi. nw. of Canby. 1524 Comment
  HSC75594  Leptosiphon nuttallii G. M. Riegel 1980-7-30 960 Modoc S Warner Mtns. 1739 Comment
  RSA600328  Leptosiphon nuttallii L. C. Wheeler 1935-8-5 3789 Modoc Warner Mountains: Mt. Diablo Mer.; Little Lily Lake, Pine Creek. 2287 Comment
  SEINET4889189 Image available Leucanthemum vulgare Margaret J. Williams 1984-1 84- 70 -2 Modoc North of Alturas on Hwy 395, almost to Oregon border 1432 Comment
  UC71732  Leucocrinum montanum Mrs. M. H. Manning 1903-5-1 93 Modoc Fort Bidwell; ne Modoc County Comment
  UCR87516  Leucocrinum montanum 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-BC197488  Lewisia rediviva Bruce Bartholomew; Barrett Anderson 1988-5-13 4184 A Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  UC7812  Lewisia rediviva Milo S. Baker 1893-7-3 Modoc near Lookout; Big Valley 1219 Comment
  CAS-BOT-BC247638  Leymus cinereus John Thomas Howell 1934-6-30 12275 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247629  Leymus triticoides Leland S. Smith 1920-7-4 1174 Modoc Alturas. Comment
  SEINET182349  Leymus triticoides F. Payne 782 Modoc Warner Mountains Comment
  UC1037175  Leymus triticoides Leo Whitney 1935-8-18 3537 Modoc Alturas Comment
  CAS-BOT-BC436037  Ligusticum grayi John Thomas Howell 1934-6-14 12150 Modoc Warner Mts., near Los Lake 2438 Comment
  CAS-BOT-BC242071  Lilium pardalinum subsp. shastense Bruce Bartholomew; Barrett Anderson 1988-7-21 4438 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC242067  Lilium washingtonianum Bruce Bartholomew 1989-7-14 4928 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC332735  Limosella acaulis R. F. Thorne; Larry E. DeBuhr 1975-8-22 46966 Modoc Ca. 3.4 miles N of Alturas at bridge over North Fork of Pit River 1341 Comment
  CHSC117503  Limosella aquatica Lowell Ahart; John Dittes 2016-7-14 21198 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
  POM229194  Limosella aquatica Louis C. Wheeler 1935-9-1 3934 Modoc Pine Spring, Devil's Garden. 1524 Comment
  CAS-BOT-BC198038  Linanthus harknessii Bruce Bartholomew 1991-7-7 6003 Modoc SE end of Sweargart Flat. 1820 Comment
  CAS-BOT-BC198045  Linanthus harknessii Bruce Bartholomew 1991-7-5 5929 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  JEPS17731  Linanthus harknessii Rimo Bacigalupi with G. T. Robbins 1955-7-20 5397 Modoc 3.3 mi e Patterson (flat at summit of forest rd across s end of Warner Mts.); Modoc National Forest, Warner Mts. 2225 Comment
  UC23622  Linanthus harknessii Milo S. Baker 1893-7-8 Modoc Comment
  CAS-BOT-BC198026  Linanthus nuttallii subsp. nuttallii K. Paulson; Robert Paulson 1989-7-14 179 Modoc Vicinity of Little Lily Lake, ca. 2.5 mi. S of the Oregon border, N end of Warner Mts. 2171 Comment
  CAS-BOT-BC198029  Linanthus nuttallii subsp. nuttallii Louis Cutter Wheeler 1935-8-5 3789 Modoc Little Lily Lake, Warner Mts. 2286 Comment
  JEPS58522  Linanthus nuttallii subsp. nuttallii Leland S. Smith 1918-7-13 991 Modoc Mill Creek Warner Mountains, Nevada Sheep Range (w slope) 2133 Comment
  HSC17064  Linanthus pungens M. T. Milligan 1966-6-19 467 Modoc Plateau W of Jess Valley 1829 Comment
  UC2043247  Linaria dalmatica Barbara Ertter 1995-7-1 14458 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  RSA146496  Linaria dalmatica W. T. parsons, T. C. Fuller 1960-7-27 4875 Modoc Around old sawmill site, Lassen Creek, near Sugar Hill Planting. Comment
  UCD123907  Linaria vulgaris T. C. Fuller 1960-7-27 4876 Modoc 100 square feet around old mill site, Lassen Creek, near Sugar Hill Planting. Comment
  CAS-BOT-BC179158  Linum lewisii Elmer Ivan Applegate 1932-8-3 8114 Modoc Dry crest of Warner Mts. near Eagle Peak. Comment
  CAS-BOT-BC179163  Linum lewisii Frances D. Payne 1929-6-18 9 Modoc Parker Creek. Comment
  CAS-BOT-BC179167  Linum lewisii Leland S. Smith 1917-7-24 123 Modoc Joseph Creek. 1828 Comment
  UC17256  Linum lewisii Mrs. Brandegee Modoc Lassen Creek Comment
  CAS-BOT-BC225818  Lithophragma glabrum Bruce Bartholomew; Barrett Anderson 1988-5-13 4167 Modoc Ca. 1 km NE of Pepperdine at the junction of the road to Tom Lee Meadow, E facing slope at the top of the Warn 2030 Comment
  CAS-BOT-BC225824  Lithophragma parviflorum Bruce Bartholomew 1992-5-14 6279 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CAS-BOT-BC225826  Lithophragma parviflorum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6485 Modoc 2.4 km E of Crowder Flat Road on road to S end of Big Sage Reservoir. 1620 Comment
  CAS-BOT-BC225829  Lithophragma parviflorum Bruce Bartholomew 1991-6-20 5792 B Modoc Fox Mountain Spring, ca. 10 km NW of Adin. 1620 Comment
  HSC20219  Lithophragma parviflorum M. T. Milligan 1964-6-25 77 Modoc Upper Lassen Creek 1829 Comment
  UC402494  Lithophragma parviflorum M. F. Gilman 620 Modoc 1524 Comment
  CAS-BOT-BC225845  Lithophragma tenellum Elmer Ivan Applegate 1932-8-2 8086 Modoc Mill Creek Meadow, Warner Mts. Comment
  HSC26495  Lithophragma tenellum J. P. Smith, J. O. Sawyer 1972-5-6 5260 Modoc USFS Road to Quail Spring at Hwy. 299 N of Adin 1463 Comment
  UC526148  Lithophragma tenellum John Thomas Howell 1934-6-4 12129 Modoc near Lost Lake; Warner Mts., near Lost Lake 2438 Comment
  JEPS21378  Lithospermum californicum W. L. Jepson 1918-8-9 7917 Modoc Ft. Bidwell 1432 Comment
  CAS-BOT-BC54030  Lithospermum ruderale K. Paulson; Robert Paulson 1991-5-25 219 Modoc W side of Goose Lake, vicinity of Log Landing. 1478 Comment
  CAS-BOT-BC54075  Lithospermum ruderale Francis Dorris Payne 1932-6-22 576 Modoc Parker Creek. 1584 Comment
  RSA59868  Lithospermum ruderale E. K. Balls 1950-5-11 14608 Modoc West of Alkali Lake, between Eagleville and Cedarville. Comment
  CHSC115475  Lomatium bicolor var. leptocarpum L. P. Janeway 2014-7-8 11464 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  CAS-BOT-BC21435  Lomatium canbyi Bruce Bartholomew; Barrett Anderson 1989-4-30 4712 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  NY1115231  Lomatium canbyi B. M. Bartholomew 1993-5-10 6477 Modoc Northwest side of Barrel Spring Road near northwest corner of Mud Lake 1680 Comment
  CAS-BOT-BC30169  Lomatium dissectum var. multifidum Alice Eastwood; John Thomas Howell 1940-6-12 8085 Modoc Jess Valley. Comment
  SEINET7878180 Image available Lomatium leptocarpum Unknown 1946-1 4770 Modoc Silver Creek branch of Patterson Mill road 1829 Comment
  CAS-BOT-BC30140  Lomatium macrocarpum Leland S. Smith 1919-5-9 1097 Modoc Jess Valley Ridge. 1706 Comment
  CHSC117772  Lomatium macrocarpum L. P. Janeway 2016-5-19 12095 Modoc Modoc Plateau. Devils Garden area; along Crowder Flat Road (Road 73/48N08) 1.8 road-km south of Road 73/181/47N09; about 1.8 air-km south-southeast of Janes Reservoir. 1548 Comment
  SEINET8688190  Lomatium macrocarpum M. J. Williams 1988-5-30 88- 26 -1 Modoc Jess Valley, E of Likely, S of roadside rest 1524 Comment
  SEINET229583  Lomatium marginatum Gary Schoolcraft 1981-6-6 378 Modoc Ne of Alturas California 1524 Comment
  OBI8851  Lomatium nevadense Lincoln Constance, Emil DiFulvio 1962-4-16 3749 Modoc 3.2 mi N of Likely 1311 Comment
  RSA540073  Lomatium nevadense var. nevadense Bruce Bartholomew, Anderson 1989-4-29 4669 Modoc 6.4 km E of Fort Bidwell on rad to Fee Reservoir, NE corner of Surprise valley. 1460 Comment
  HSC28826  Lomatium nevadense var. parishii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19505 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC15765  Lomatium nudicaule R. M. Austin 1894-5-1 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC15772  Lomatium nudicaule Bruce Bartholomew 1991-5-25 5761 Modoc N side of the Pit River, ca. 1 km W of Ostrom Point. 1320 Comment
  UC20792  Lomatium nudicaule Mrs. R. M. Austin and Bruce June 1898 2287 Modoc Goose Lake Valley Comment
  UCD127708  Lomatium nudicaule Geo. C. Wood 1940-4-25 s.n. Modoc Fleming Ranch southeast end of Goose Lake. Comment
  UC106271  Lomatium nudicaule Mrs. R. M. Austin 153 Modoc Lava Beds Comment
  CAS-BOT-BC15726  Lomatium piperi Bruce Bartholomew; Barrett Anderson 1989-4-28 4661 Modoc 8 km E of the Modoc National Forest Boundary on Parker Creek Road, W side of Warner Mts. 1930 Comment
  HSC80779  Lomatium triternatum G. M. Riegel 1980-8-26 1110 Modoc South Warner Mountains 1739 Comment
  RSA554803  Lomatium triternatum Margaret J. Williams 1988-5-28 88- 19 -1 Modoc Highway 395, intersection with Davis Creek Road Comment
  CHSC66983  Lomatium triternatum var. macrocarpum James D. Jokerst 1987-5-11 2833 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, dry lake W and adjacent to n end of central sector. 1353 Comment
  CAS-BOT-BC21409  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-13 8146 Modoc Fandango Pass. Comment
  CAS-BOT-BC21417  Lomatium triternatum var. triternatum M. M. Hanna 1956-6-4 s.n. Modoc Cedar Pass. Comment
  RSA504617  Lomatium vaginatum Bruce Bartholomew, B. Anderson 1988-6-25 4385 Modoc 5.6 km NW of State Highway 299 on County Rd. 73. 1500 Comment
  CAS-BOT-BC95168  Lonicera interrupta Belknap C. Goldsmith 1912-7-1 51 Modoc Little Hot Spring Valley. 1219 Comment
  RSA503237  Lonicera interrupta Bruce Bartholomew, B. Anderson 1988-6-23 4268 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  UC1191609  Lotus humistratus Herbert L. Mason and Verne Grant 1947-7-10 13332 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC8390  Lotus leonis Leo David Whitney 1934-6-3 1920 Modoc Hackamore River, Hackamore 1463 Comment
  RSA503051  Lotus nevadensis Bruce Bartholomew, B. Anderson 1988-6-23 4227 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC181945  Lotus purshianus var. purshianus Bruce Bartholomew 1989-8-10 5039 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  UC207662  Lotus purshianus var. purshianus Milo S. Baker 1893-1 Modoc w shore of Egg Lake Egg Lake 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-BC181929  Lupinus C. P. Smith 1947-6-13 47458 Modoc Highway 395, Davis Creek, 4 miles north Comment
  CAS-BOT-BC181924  Lupinus albifrons R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2146 Modoc Hills. Comment
  CAS-BOT-BC181918  Lupinus arbustus Robert Patterson; Mona Bourell 1993-8-14 5227 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC181921  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5890 Modoc Between Adin and Canby, upper Pit River region. Comment
  CAS-BOT-BC181900  Lupinus arbustus John H. Hatton 1911-6-12 38 Modoc Modoc County. 1524 Comment
  SEINET5586601  Lupinus arbustus John F. Emmel 1996-1 1434 Modoc Warner Mts.; ridge 1.1-1.5 air miles south and 0.3-0.5 air mile west of Emerson Peak. 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
  RSA104667  Lupinus arbustus subsp. silvicola Alice Eastwood, John T. Howell 1940-6-13 8141 Modoc Warner Mountains, Fandango Pass. Comment
  RSA414447  Lupinus arbustus subsp. silvicola Christopher Davidson 1973-5-26 2133 Modoc Ca. 4 miles west of Canby on highway 299. 1341 Comment
  CAS-BOT-BC182192  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  CAS-BOT-BC182195  Lupinus argenteus H. P. Bracelin 1931-6-30 500 Modoc S end of Alturas. 1524 Comment
  UC527344  Lupinus argenteus C. B. Wolf 1931-9-4 2398 Modoc Canby 1325 Comment
  RSA0026213  Lupinus argenteus John F. Emmel 1997-6-9 1501 Modoc North end Surprise Valley, 3 air miles NE of Ft. Bidwell; along County Road 1, 3.6 road miles NE of jct. with County Road 6. 1409 Comment
  POM212695  Lupinus argenteus var. argenteus H. P. Bracelin 1931-6-30 500 Modoc Alturas, south end of town. 1524 Comment
  RSA201202  Lupinus argenteus var. argenteus H. P. Bracelin 1931-6-30 500 Modoc Alturas, south end of town. 1524 Comment
  RSA705044  Lupinus argenteus var. argenteus Darley Howe 1979-6-27 5113 Modoc Area west of Goose Lake. Comment
  RSA91210  Lupinus argenteus var. argenteus H. P. Bracelin 1931-6-30 500 Modoc Alturas, south end of town. 1524 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
  CAS-BOT-BC182114  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 mi. NE of Alturas. 1402 Comment
  CAS-BOT-BC182116  Lupinus argenteus var. heteranthus Elmer Ivan Applegate 1932-7-9 7573 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC182119  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 mi. NE of Alturas. 1402 Comment
  JEPS118275  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2011-6-22 17556 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  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
  RSA614700  Lupinus argenteus var. palmeri G. R. Ballmer 1988-7-20 s.n. Modoc Horse Ridge, in the Warner Mountains, near NW corner of the South Warner Wilderness Game Refuge, SW of Cedarville. 2134 Comment
  UCR102424  Lupinus argenteus var. palmeri G. R. Ballmer 1988-7-20 s.n. Modoc Warner Mountains, Horse Ridge, near NW corner of the South Warner Wilderness Game Refuge, SW of Cedarville 2134 Comment
  SD46396  Lupinus caudatus Robert J. Weatherby 1955-7-8 1635 Modoc 3.0 miles north of Ft. Bidwell, northern Warner Mountains. 1554 Comment
  SEINET6654725  Lupinus caudatus D. A. Charlet 1989-8-17 564 Modoc Warner Mountains; 1 km wouthwest of Dusenbery Peak, ridge.; 0 2771 Comment
  CAS-BOT-BC181882  Lupinus latifolius Bruce Bartholomew; Barrett Anderson 1989-6-1 4753 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  NY747135  Lupinus latifolius C. L. Hitchcock 1940-5-27 6664 Modoc 15 miles northeast of Alturas 1615 Comment
  CHSC112821  Lupinus lepidus var. confertus Lowell Ahart; John Dittes 2013-7-25 18966 Modoc About 10 yards west of the north-south fence, south edge of Ash Creek Floodplain, northwest of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CAS-BOT-BC181873  Lupinus lepidus var. lobbii Elmer Ivan Applegate 1932-8-1 8051 Modoc Near summit of Warren Peak, Warner Mts. 2895 Comment
  CAS-BOT-BC181877  Lupinus lepidus var. lobbii Elmer Ivan Applegate 1932-8-1 8051 Modoc Near summit of Warren Peak, Warner Mts. 2895 Comment
  CAS-BOT-BC181864  Lupinus lepidus var. sellulus Leland S. Smith 1924-6-9 1371 Modoc Egg Lake, Lava Beds West Lava Ranger Station. 1310 Comment
  CAS-BOT-BC181866  Lupinus lepidus var. sellulus John Thomas Howell 1934-7-1 12302 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC181861  Lupinus lepidus var. sellulus Mrs. H. C. Cantelow 1940-6-2 Modoc NW of Canby on road to Lava Bed National Monument. Comment
  CAS-BOT-BC181869  Lupinus lepidus var. sellulus M. M. Hanna 1956-6-7 Modoc Highway 139 Comment
  CAS-BOT-BC181855  Lupinus leucophyllus Bruce Bartholomew 1994-7-4 6846 Modoc Coffee Mill Gully. 1430 Comment
  UC15911  Lupinus leucophyllus Milo S. Baker 1893-6-20 Modoc Comment
  NY747388  Lupinus leucophyllus var. belliae M. S. Baker 1893-6-20 s.n. Modoc Comment
  SEINET10491189  Lupinus leucophyllus var. leucophyllus Delzie Demaree 1959-8-15 Demaree 41468 Modoc Moist bottoms; modoc nat'l forest. Comment
  NY747434  Lupinus microcarpus H. D. D. Ripley 1944-5-31 5988 Modoc Northwest of Alturas 1372 Comment
  UC15957  Lupinus microcarpus var. microcarpus Milo S. Baker 1893-7-28 Modoc Comment
  POM10817  Lupinus polycarpus C. F. Baker 1893-08 6953 Modoc No location listed on label. Comment
  CAS-BOT-BC181809  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1988-5-14 4194 Modoc 1.3 km S of turn off to Crowder Flats West Side Road, W side of Goose Lake. 1410 Comment
  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
  CAS-BOT-BC181806  Lupinus sericeus var. flexuosus Edward Kent Balls 1950-5-18 14742 Modoc 1.3 mi. SW of Canby Bridge on Hwy 299. 1341 Comment
  CAS-BOT-BC245039  Luzula comosa Bruce Bartholomew; Barrett Anderson 1988-7-23 4566 Modoc Dismal Swamp, Warner Mts.. 2180 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
  CAS-BOT-BC49428  Madia citriodora Bruce Bartholomew 1993-6-14 6649 Modoc 2 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1320 Comment
  CAS-BOT-BC49474  Madia citriodora John Thomas Howell 1934-6-11 11923 Modoc Parker Creek, Warner Mountains 1584 Comment
  JEPS6014  Madia citriodora Frances D. Payne 1932-6-27 618 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SJSU11765  Madia citriodora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  CAS-BOT-BC49449  Madia glomerata Louis Cutter Wheeler 1935-8-27 3923 Modoc 1 mi. E of South Mountain, Devil's Garden. 1524 Comment
  CHSC67346  Madia glomerata James D. Jokerst 1986-8-12 2765 Modoc Radar Site Survey S of Doublehead Mtn., vernal pool adjacent to unnamed road ca. 0.5 mi S of its jct. with the E-W road to Doublehead Mtn. Comment
  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
  UC71593  Madia glomerata Mrs. M. H. Manning 474 Modoc Either Alturas of Fort Bidwell Either Alturas of Fort Bidwell (ne Modoc County) Comment
  CAS-BOT-BC49411  Madia gracilis Bruce Bartholomew; Barrett Anderson 1988-7-22 4514 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CAS-BOT-BC49425  Madia gracilis Bruce Bartholomew 1991-7-6 5957 Modoc 2 km above Lower Rush Creek Campground along Rush Creek. 1500 Comment
  UC33203  Madia gracilis Mrs. R. M. Austin August 1894 Modoc Goose Lake Valley Comment
  UC485310  Madia gracilis W. P. Taylor 1910-6-26 Modoc Parker Creek Warner Mountains, Parker Creek 1676 Comment
  RSA504612  Madia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1988-7-21 4414 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  POM29868  Madia minima Mrs. R. M. Austin 1895-07 550 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC242170  Maianthemum stellatum Bruce Bartholomew 1992-5-14 6282 Modoc SE end of Whitehorse Flat Reservoir at Bowman spring just above McArthur Cow Camp. 1390 Comment
  HSC1963  Maianthemum stellatum M. T. Milligan 1966-7-1 515 Modoc N end of Jess Valley. 1616 Comment
  HSC15983  Malva neglecta M. T. Milligan 1965-7-11 446 Modoc N end of Jess Valley 1616 Comment
  CHSC71842  Marsilea oligospora Vernon H. Oswald; Lowell Ahart 1998-9-8 9597 Modoc Mosquito Lake on the north side of Whitehorse Flat Reservoir ca. 20 air miles north of McArthur. 1341 Comment
  CAS-BOT-BC30190  Marsilea vestita Bruce Bartholomew 1991-7-5 5936 Modoc Vicinity of the outlet of Dorris Brothers Reservoir. 1500 Comment
  CAS-BOT-BC498695  Marsilea vestita Louis C. Wheeler 1935-9-18 1616 Modoc Modoc National Forest 1524 Comment
  CHSC117494  Matricaria discoidea Lowell Ahart; John Dittes 2016-7-14 21155 Modoc Wesst side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC100363  Medicago lupulina Lowell Ahart; John Dittes 2008-8-26 15347 Modoc On the bottom of Rose Creek, 250 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  JEPS65520  Medicago lupulina Frances D. Payne 1931-6-17 178 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC181804  Medicago sativa Bruce Bartholomew 1995-8-1 7128 Modoc 4.7 km N of turn off to Cedarville on U.S. Hwy 395. 1380 Comment
  CAS-BOT-BC247626  Melica bulbosa John H. Hatton 1911-6-9 5 Modoc unspecified Comment
  HSC1666  Melica bulbosa M. T. Milligan 1965-7-1 412 Modoc Plateau W of Jess Valley. 1829 Comment
  UC1024673  Melica fugax Leo Whitney 1935-5-18 3082 Modoc ca 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UCD37472  Melica fugax Beecher Crampton 1960-6-17 5695 Modoc Modoc County, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station, McKay Flat. 1280 Comment
  HSC80847  Melica stricta G. M. Riegel 1980-8-28 1122 Modoc S Warner Mtns. 1739 Comment
  HSC15013  Melilotus officinalis Fred J. Kindel 1955-6-23 Modoc Pitt River Comment
  SD113590  Melilotus officinalis Darley F. Howe 1964-8-2 3926 Modoc Vacant lot, Alturus Comment
  CHSC115531  Mentha arvensis Lowell Ahart; John Dittes 2015-7-16 20359 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destoryed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Beiber, Big Valley. 1267 Comment
  JEPS117503  Mentha arvensis Lowell Ahart, John Dittes 2010-8-31 17114 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS124363  Mentha arvensis Lowell Ahart, John Dittes 2015-7-16 20359 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC634865  Mentha canadensis F. H. Frost Modoc Jess Valley; Warner Mts., Jess Valley Comment
  JEPS46263  Mentzelia dispersa F. H. Frost 1925-7-20 90 Modoc 2 mi above Cedarville; Cedar Camp Comment
  SJSU9605  Mentzelia dispersa W. Savage 1979-7-5 1373 Modoc Triangle, Antelope Plainsa Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC725538  Mentzelia dispersa A. A. Heller 1941-6-26 16214 Modoc 8 m w Alturas (along U.S. Highway #299.); Juniper Belt Comment
  UCSB11829  Mentzelia dispersa Haller, John 1961-6-25 Modoc Patterson Campground at Patterson Ranger Station, Eagleville-Likely road, about 3.5 mi. W of crest of Warner Mountains 2194 Comment
  UC1121668  Mentzelia montana M. H. Mitchell 1936-5-21 47 Modoc 2 mi SE Hospital Rock; Modoc Lava Beds Natl. Mon., Dorris Quadrangle 1249 Comment
  UC748458  Mertensia ciliata Annie M. Alexander and Louise Kellogg 1946-7-19 5028 Modoc Benton Meadow Warner Mountains 2072 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
  CAS-BOT-BC54001  Mertensia longiflora Francis Dorris Payne 1932-5-27 408 Modoc Parker Creek. 1584 Comment
  RSA77589  Mertensia longiflora F. W. Peirson 1926-6-25 6895 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  RSA531357  Mertensia oblongifolia var. amoena Bruce Bartholomew, Anderson 1989-6-2 4794 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  RSA531352  Mertensia oblongifolia var. nevadensis Bruce Bartholomew, B. Anderson 1988-6-24 4301 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC54024  Mertensia oblongifolia var. oblongifolia Margaret J. Williams 1984-6-29 84- 71 -1 Modoc Lily Lake. 2072 Comment
  CAS-BOT-BC225955  Micranthes nidifica Bruce Bartholomew 1990-6-15 5249 Modoc Manzanita Mountain in ca. 0.2 km S of turn off to Manzanita Lookout 2040 Comment
  CAS-BOT-BC225964  Micranthes nidifica Bruce Bartholomew; Mona Bourell 1990-4-27 5171 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 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-BC225966  Micranthes oregana Barrett Anderson 1986-7-10 3199 Modoc West Warner Rd at North Fork of Pine Creek, Warner Mts. 1935 Comment
  CAS-BOT-BC225969  Micranthes oregana Bruce Bartholomew 1991-8-5 6041 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC95554  Micromonolepis pusilla Bruce Bartholomew 1993-6-13 6643 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC49391  Microseris laciniata subsp. laciniata Alice Eastwood; John Thomas Howell 1940-6-13 8127 Modoc Near Davis Creek. Comment
  UC485590  Microseris laciniata subsp. laciniata Franklin P. Nutting Modoc near Egg Lake Comment
  CAS-BOT-BC197903  Microsteris gracilis Bruce Bartholomew 1991-5-24 5721 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  CAS-BOT-BC197907  Microsteris gracilis Bruce Bartholomew 1990-6-16 5253 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2130 Comment
  UCD118921  Microsteris gracilis R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Cemetery, Alturas. Comment
  POM74514  Microsteris gracilis subsp. humilis Mrs. R. M. Austin 1895-06 37 Modoc Goose Lake Valley. Comment
  UC103785  Mimulus angustatus Mrs. R. M. Austin 1900-1-1 Modoc Comment
  SEINET7719529  Mimulus austiniae Unknown Modoc Mesa Comment
  UCD149974  Mimulus bigelovii Harry George 1967-6-15 s.n. Modoc West of Lookout. Comment
  CDA41657  Mimulus breviflorus S. E. Schoenig 1998-7-5 98 -68 Modoc West of railroad tracks, 1 mile north of Sagehen Summit, 20 meters east of Highway 395. Comment
  SEINET3365878 Image available Mimulus breweri Arthur Cronquist, Arthur H. Holmgren 1959-6-20 8520 Modoc Cedarville Pass; Warner Mountains between Cedarville and Alturas 1920 Comment
  UC1553379  Mimulus breweri Sch/Yor/Hor/Ach 1988-7-16 1827 Modoc ca. 1 mi se Pepperdine Camp; Warner Mtns. 2316 Comment
  UC748169  Mimulus breweri Annie M. Alexander and Louise Kellogg 1946-7-1 4888 Modoc 1/2 mi e Bidwell Creek road summit; Warner Mountains Comment
  HSC80802  Mimulus guttatus G. M. Riegel 1980-7-2 813 Modoc S Warner Mtns. 2100 Comment
  UC445217  Mimulus guttatus Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell; 12 Mile Creek Comment
  JEPS10992  Mimulus lewisii L. S. Smith 1917-7-29 884 Modoc Mill Creek warner Mts. 1981 Comment
  POM229221  Mimulus lewisii Louis C. Wheeler 1935-8-8 3807 Modoc Consolidated Mine, Pine Creek, Warner Mountains. 2287 Comment
  UC748138  Mimulus lewisii Annie M. Alexander and Louise Kellogg 1946-7-24 5064 Modoc at creek on trail to Emerson Camp (Bear Camp Flat); Warner Mountains Comment
  JEPS86915  Mimulus nanus var. nanus David M. Thompson 1988-6-2 925 Modoc ca. 6.8 mi nw Canby (0.1 mi se of turnoff for Howard's Gulch Campground along Hwy 139) 1500 Comment
  UC1063559  Mimulus nanus var. nanus R. C. Wilson 1933-6-11 44 Modoc Rush Creek Camp Modoc National Forest, Alturas Quadrangle Comment
  JEPS15588  Mimulus nanus var. nanus Frances D. Payne 1931-6-29 760 Modoc ridge s Granger Pass (pass at head of Granger Creek); Warner Mountains 1981 Comment
  JEPS4011  Mimulus nanus var. nanus Frances D. Payne 1932-6-8 419 Modoc 6 mi e Alturas (on road to Parker Creek); Warner Mountains Comment
  SEINET3367733 Image available Mimulus rubellus Annie M. Alexander, Louise Kellogg 1946-7-24 5078 Modoc Bear Camp Flat, Warner Mountains. 2286 Comment
  UC748170  Mimulus suksdorfii Annie M. Alexander and Louise Kellogg 1946-7-24 5078 Modoc Bear Camp Flat Warner Mountains 2286 Comment
  JEPS28990  Mimulus tilingii Frances D. Payne 1929-7-26 116 Modoc w slope Warner Mountains; Pine Creek Basin 2133 Comment
  JEPS86875  Mimulus tricolor David M. Thompson 1988-6-3 928 Modoc betweeen Kramer Reservoir and White Horse-Lookout road (2.3 rd mi w of railroad crossing, s end of lake); Egg Lake 1300 Comment
  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
  UC748054  Minuartia nuttallii subsp. gregaria Annie M. Alexander and Louise Kellogg 1946-7-30 5093 Modoc Eagle Peak Warner Mountains (e slope near summit) Comment
  JEPS120494  Minuartia nuttallii var. gracilis L. P. Janeway, B. Castro 2012-7-26 11008 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). Comment
  SJSU6210  Monardella odoratissima subsp. glauca H. L. Buckalew 1961-7-1 Modoc lower flanks of Cedar Mt, Warner Mts 2133 Comment
  UC2035895  Monardella odoratissima subsp. glauca Alice Eastwood, John Thomas Howell 1940-6-13 8175 Modoc East side of Cedar Pass Comment
  UC705933  Monardella odoratissima subsp. glauca Marion Ownbey, Fred G. Meyer 1940-7-1 2150 Modoc Cedar Peak Warner Mts. Comment
  RSA17430  Monardella odoratissima subsp. glauca Elmer I. Applegate 1932-8-6 8217 Modoc Near summit of Yellow Mountain, near Lily Lake, Bidwell Pass, Warner Mountains. Comment
  UC25490  Monardella odoratissima subsp. glauca Milo S. Baker 1893-7-8 Modoc Comment
Read comments
Oct 10 2006
  CAS-BOT-BC179359  Monardella odoratissima subsp. pallida Bruce Bartholomew 1990-8-5 5666 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2440 Comment
  CAS-BOT-BC179362  Monardella odoratissima subsp. pallida Leland S. Smith 1924-6-8 1387 Modoc Lavas W of Lava Ranger Station and Egg Lake. 1310 Comment
  CAS-BOT-BC95546  Monolepis nuttalliana Bruce Bartholomew 1989-7-14 4959 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  UC7432  Monolepis nuttalliana Mrs. R. M. Austin June, 1894 Modoc Willow Creek Valley 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-BC197519  Montia chamissoi Roxana Stinchfield Ferris; R. Duthie 1919-6-13 25 Modoc Parker Creek near Nat. Forest Boundary. Comment
  HSC17743  Montia chamissoi M. T. Milligan 1964-7-25 178 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC197511  Montia fontana Bruce Bartholomew; Barrett Anderson 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  NY497765  Montia fontana B. M. Bartholomew 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mountains 1950 Comment
  CAS-BOT-BC197547  Montia linearis R. M. Austin 1894-5-1 s.n. Modoc Goose Lake Valley. Comment
  CHSC85140  Montia linearis John Dittes; Josephine Guardino 1991-6-1 375 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
  JEPS69318  Muhlenbergia filiformis L. S. Smith 1917-9-5 150 Modoc Bidwell Creek Warner Mts. 2164 Comment
  JEPS69319  Muhlenbergia filiformis Leland S. Smith 1918-1 Modoc Comment
  CDA13449  Muhlenbergia richardsonis G. F. Hrusa, T. D. Wilfred 1996-7-21 13296 Modoc Modoc Plateau; Densely tufted plant in formerly moist, open sites about the Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  SEINET10893798  Muhlenbergia richardsonis Louis C. Wheeler 1935-8-21 Wheeler 3901 Modoc Adobe between rocks in bed of seasonal stream, Pine Spring, Devil's Garden. T45N R12E S5. 1524 Comment
  CAS-BOT-BC392257  Myosurus apetalus Ellsworth Bethel 1923-4-25 s.n. Modoc Kelby Hot Springs Comment
  UC1536813  Myriophyllum sibiricum Gordon H. True Jr 1939-6-25 1010 Modoc Boles Meadow, NW of Alturas Comment
  CHSC112790  Najas flexilis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18764 Modoc Drainage, about 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC67374  Navarretia James D. Jokerst 1986-8-12 2766 Modoc Radar Site Survey S of Doublehead Mtn., vernal pool adjacent to unnamed road ca. 0.5 mi S of its jct. With the E-W road to Doublehead Mtn. Comment
  CAS-BOT-BC198018  Navarretia breweri Mrs. H. C. Cantelow 1940-6-2 4146 Modoc 10 mi. NW of Canby, road to lava beds. Comment
  CAS-BOT-BC198024  Navarretia breweri Robert Patterson; Mona Bourell 1993-8-15 5243 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  RSA165590B  Navarretia breweri Clare B. Hardham 1961-6-19 7840 Modoc Willow Creek. Warner Mountains. Comment
  SEINET195715  Navarretia breweri Annie M. Alexander, Louise Kellogg 1946-7-7 4933 Modoc Eight Mile Creek, northeast corner of county 1753 Comment
  UC748263  Navarretia breweri Annie M. Alexander and Louise Kellogg 1946-7-7 4933 Modoc Eight Mile Creek, ne corner of Modoc Co. Eight Mile Creek 1752 Comment
  RSA520380  Navarretia breweri Bruce Bartholomew, B. Anderson 1989-6-1 4761 Modoc S end of Goose Lake. 1460 Comment
  UC1025106  Navarretia breweri Leo Whitney 1934-5-18 1925 Modoc Ingall's Swamp, ne portion of Modoc Co. Modoc National Forest, Devil's Garden 1524 Comment
  SJSU11503  Navarretia divaricata H. L. Buckalew 1961-6-29 Modoc Stough Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1920 Comment
  CAS-BOT-BC198000  Navarretia divaricata subsp. vividior Bruce Bartholomew; Barrett Anderson 1989-6-1 4743 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  UC23519  Navarretia divaricata subsp. vividior Milo S. Baker 1894-6-15 Modoc Little Hot Springs Valley Comment
  RSA73142  Navarretia intertexta F. W. Peirson 1926-6-25 6868 Modoc Cedarville Pass, Warner Mountains Comment
  CAS-BOT-BC197990  Navarretia intertexta subsp. intertexta Barrett Anderson 1986-7-9 3133 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC197976  Navarretia intertexta subsp. propinqua Bruce Bartholomew; Barrett Anderson 1990-7-19 5433 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC197979  Navarretia intertexta subsp. propinqua John Thomas Howell 1934-6-30 12291 Modoc Duncan Horse Camp. 1355 Comment
  UC133669  Navarretia intertexta subsp. propinqua Milo S. Baker 1899-8-24 Modoc Forestdale Comment
  UCD32693  Navarretia intertexta subsp. propinqua Beecher Crampton 1954-7-6 2108 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCR163909  Navarretia intertexta subsp. propinqua Jim Andre 1993-6-30 1406 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  UC1199837  Navarretia intertexta subsp. propinqua Herbert L. Mason 1946-7-13 13445 Modoc s of Goose Lake (near Highway 395); Joseph Creek Comment
  CAS-BOT-BC197974  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-7-21 4426 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC197963  Navarretia leucocephala subsp. minima Bruce Bartholomew 1995-6-4 6967 Modoc 6.3 km NW of Country Road 91 on County Road 93 between Lookout and Egg Lake. 1260 Comment
  CAS-BOT-BC197967  Navarretia leucocephala subsp. minima Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16516 Modoc 13 mi.W of Canby along State Highway 139. Comment
  CHSC105973  Navarretia leucocephala subsp. minima Lowell Ahart; John Dittes 2010-8-30 17057 Modoc On the sides of a small wash, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  SEINET14152015  Navarretia leucocephala subsp. minima M. J. Williams 1984-6-28 84- 66 -2 Modoc 0.2 mi E of Hwy 395 at Ravendale. 1524 Comment
  SJSU9533  Navarretia leucocephala subsp. minima W. Savage 1979-6-20 1270 Modoc S margin of Bottle Cr Reservoir, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UC1228168  Navarretia leucocephala subsp. minima Beecher Crampton 1960-6-17 5679 Modoc 2 mi n Perez 1280 Comment
  UC932006  Navarretia sinistra Verne Grant, Alva Grant 1947-7-13 8013 Modoc road from Goose Lake to Fort Bidwell (in wash at w end Fandango Valley); w end Fandango Valley Comment
  CAS-BOT-BC197958  Navarretia subuligera Alice Eastwood; John Thomas Howell 1940-6-15 8299 Modoc 5 mi. N of Lookout. Comment
  UC660059  Nemophila breviflora Alan A. Beetle 1941-6-29 2829 Modoc near summit Cedarville Pass; near summit of Cedarville Pass 2118 Comment
  CAS-BOT-BC179302  Nemophila parviflora var. austiniae Bruce Bartholomew 1992-5-15 6306 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  RSA27232  Nemophila parviflora var. austiniae C. L. Hitchcock 1940-5-27 6662 Modoc 12 miles NE of Alturas. 1616 Comment
  UC72016  Nemophila pedunculata Milo S. Baker 1887-1 Modoc Forestdale Comment
  POM73900  Nemophila pedunculata Mrs. R. M. Austin 1895-06 540 Modoc Goose Lake Valley. Comment
  UC1602271  Neoholmgrenia andina Mrs. R. M. Austin 1870-1 279 Modoc Willow Creek Valley Comment
Read comments
Apr 8 2011
  CHSC118326  Nestotus stenophyllus L. P. Janeway 2016-5-17 12014 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  UCD134645  Nestotus stenophyllus G. L. Stebbins Jr.; A. A. Beetle 1942-5-30 3247 Modoc 8.6 miles northwest of Canby, on road to Tule Lake. 1584 Comment
  CAS-BOT-BC245369  Nicotiana attenuata Bruce Bartholomew; Barrett Anderson 1990-7-21 5550 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CAS-BOT-BC245373  Nicotiana attenuata Fred. P. Cronemiller 1919-11-3 12 Modoc Shore of Goose Lake. 1432 Comment
  CAS-BOT-BC49365  Nothocalais alpestris Elmer Ivan Applegate 1936-5-11 10270 Modoc Juniper Butte, Lava Beds National Monument. Comment
  JEPS79208  Nothocalais troximoides L. R. Heckard with Rimo Bacigalupi 1980-6-11 5239 Modoc junction of Parker Creek and Sheilds Creek (about 10 air mi se of Alturas); Parker Creek 1737 Comment
  CAS-BOT-BC191142  Nuphar lutea subsp. polysepala Louis Cutter Wheeler 1935-8-14 3846 Modoc Lily Lake, Warner Mts. 2072 Comment
  UC635507  Nuphar lutea subsp. polysepala F. H. Frost 1925-7-24 146 Modoc Warner Mountains, Jess Valley Jess Valley; Warner Mountains, Jess Valley Comment
  CDA38149  Oenothera elata Briles 1936-7-2 s.n. Modoc [No further data] 0 Comment
  JEPS43964  Oenothera elata subsp. hirsutissima W. L. Jepson 1918-8-6 7846 Modoc fields and summit Surprise Valley 1447 Comment
  NY998815  Oenothera flava A. A. Heller 1941-6-26 16210 Modoc Five miles west of Alturas along U.S. Highway #299 Comment
  CAS-BOT-BC190800  Oenothera flava subsp. flava Elmer Ivan Applegate 1897-6-5 3026 Modoc Near Alturas. Comment
  CAS-BOT-BC245095  Olsynium douglasii var. douglasii Edward Kent Balls 1950-5-12 14641 Modoc Above Buck Creek Ranger Station. 1767 Comment
  UC1587056  Olsynium douglasii var. inflatum G. Schoolcraft 1991-5-15 2136 Modoc e slope of mt. 5 mi n Lookout; Splawn Mtn. 1371 Comment
  RSA128638  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc S/4th St., E/East St., Alturas Comment
  CDA7557  Onopordum acanthium T. C. Fuller 1958-7-8 902 -58 Modoc Hunt Estate Ranch, Lookout Road, 3.5 miles west of Adin. 0 Comment
  CAS-BOT-BC49372  Onopordum acanthium subsp. acanthium Bruce Bartholomew; Barrett Anderson 1990-7-19 5395 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CHSC67570  Orobanche fasciculata James D. Jokerst 1983-5-31 1811 Modoc Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. 1341 Comment
  UC27874  Orobanche fasciculata M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley near Lookout. Comment
  CAS-BOT-BC190783  Orobanche uniflora Edward Kent Balls 1950-5-18 14756 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  CAS-BOT-BC190787  Orobanche uniflora E. H. Steffen 1917-6-10 39 Modoc Jess Valley. 1524 Comment
  UC412736  Orthilia secunda Franklin P. Nutting Modoc Forestdale Comment
  CAS-BOT-BC232320  Orthocarpus cuspidatus subsp. copelandii Bruce Bartholomew; Barrett Anderson 1988-7-23 4558 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  RSA44249B  Orthocarpus hispidus R. M. Austin 1895-07 537 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC15743  Osmorhiza chilensis Roxana Stinchfield Ferris; R. Duthie 1919-6-3 52 Modoc Along Parker Creek at Modoc National Forest boundary., Comment
  NY1101673  Osmorhiza chilensis B. Anderson 1986-7-9 3166 Modoc Warner Mountains. Stough Reservoir Rd just east of Cedar Pass near Stough Reservoir 1965 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
  CAS-BOT-BC498758  Packera L. S. Smith 1924-6-1 s.n. Modoc Mooc Forest. West side Egg Lake Comment
  SEINET11799198  Packera cana Unknown 1940-1 40540 Modoc near Alturas Comment
  HSC28869  Packera eurycephala D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19392 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  HSC6112  Packera eurycephala M. T. Milligan 1964-6-6 13 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC50271  Packera eurycephala var. eurycephala Helen Katherine Sharsmith 1955-6-25 4507 Modoc N slope of Jess Valley. 1584 Comment
  CAS-BOT-BC50319  Packera eurycephala var. eurycephala Bruce Bartholomew; Barrett Anderson 1988-5-13 4185 B Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  UC1234584  Packera eurycephala var. eurycephala Peter H. Raven 1962-5-29 17892 Modoc 6 mi e Alturas Comment
  CAS-BOT-BC190772  Paeonia brownii Bruce Bartholomew; Barrett Anderson 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  JEPS52292  Paeonia brownii Wayne Roderick 1963-6-9 Modoc about 1/2 mi above campground on east side of pass; Cedar Pass 1981 Comment
  UC53642  Panicum capillare M. S. Baker and Frank Nutting 1894-8-20 Modoc Big Valley Mountains Comment
  UCD14405  Panicum capillare Sheryl Gill 1996-9-3 s.n. Modoc At the Tule Lake National Wildlife Refuge - 'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump; 'Captain Jack's Stronghold' GS map quad; 1229 Comment
  CDA32584  Panicum capillare var. occidentale T. C. Fuller 1962-8-3 9492 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  RSA531348  Pedicularis attollens K. Paulson, R. Paulson 1990-7-21 213 Modoc Patterson Meadow, Warner Mts. Comment
  CAS-BOT-BC232301  Pedicularis groenlandica subsp. surrecta Francis Dorris Payne 1929-7-7 66 Modoc Pine Creek Basin, Warner Mountains 2316 Comment
  CAS-BOT-BC30196  Pellaea breweri Bruce Bartholomew 1992-8-9 6392 Modoc Upper region of Owl Creek drainage, below cliffs, E of Summit Trail, E side of Warner Mtns 2470 Comment
  RSA0026210  Penstemon John F. Emmel 1997-6-9 1498 Modoc Along County Road 6 (road from Ft. Bidwell to Fee Reservoir), 5.7 road miles east of junction County Road 1 at east edge of Ft. Bidwell. 1524 Comment
  HSC72471  Penstemon davidsonii J. P. Smith, J. O. Sawyer 1973-8-8 7233 Modoc Near summit of Eagle Peak 2988 Comment
  HSC72503  Penstemon davidsonii J. P. Smith, J. O. Sawyer 1973-8-8 7218 Modoc Near summit of Eagle Peak 2988 Comment
  RSA185402  Penstemon davidsonii subsp. davidsonii Clare B. Hardham 1961-6-19 7886 Modoc Road from Mount Bidwell to Dismal Creek. 2439 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
  NY591800  Penstemon deustus var. pedicellatus R. M. Austin 07 1898 2363 Modoc Ross Canyon Comment
  NY591815  Penstemon deustus var. pedicellatus B. M. Bartholomew 1989-6-3 4858 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  CAS-BOT-BC245531  Penstemon gracilentus Bruce Bartholomew; Barrett Anderson 1988-7-21 4472 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC245534  Penstemon gracilentus Elmer Ivan Applegate 1932-7-9 7617 Modoc N slope of Bidwell Mountain. Comment
  JEPS11267  Penstemon gracilentus W. L. Jepson 1918-8-7 7872 Modoc Mt. Bidwell 2377 Comment
  HSC80747  Penstemon gracilentus G. M. Riegel 1979-7-24 600 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245528  Penstemon humilis var. humilis Lindsay Stuart Smith 1924-6-12 612 Modoc unspecified Comment
  CAS-BOT-BC245516  Penstemon janishiae Elmer Ivan Applegate 1897-6-1 869 Modoc 9 mi. W of Alturas, near Pit River. Comment
  CAS-BOT-BC245519  Penstemon janishiae M. J. Williams; T. Holmcomb; B. Holcomb; L. Saxton 1988-5-28 88- 24 -2 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas. Top of steep bank by road. 1478 Comment
  NY604217  Penstemon janishiae M. J. Williams 1988-5-28 8824- 2 Modoc Grade up to Crowder Flat from Highway 229, west of Alturas. 1478.3 Comment
  SEINET4854504  Penstemon janishiae Unknown 1978-6-8 8883 Modoc Crowder Flat Rd., 0.5 km (0.3 mi) from junction with California Highway 395 (Alturas). 1340 Comment
  CAS-BOT-BC245514  Penstemon laetus var. sagittatus Bruce Bartholomew 1995-6-24 7018 Modoc 4.2 km E of County Road 114 on County Road 108. 1360 Comment
  CAS-BOT-BC232511  Penstemon roezlii Margaret J. Williams 1988-5-30 88- 26 -7 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CAS-BOT-BC232516  Penstemon roezlii Alice Eastwood; John Thomas Howell 1940-6-13 8189 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC232519  Penstemon roezlii Bruce Bartholomew; Barrett Anderson 1988-6-23 4246 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC245490  Penstemon rydbergii var. oreocharis Annie Montague Alexander; L. Kellogg 1946-6-30 4874 Modoc Highgrade, W side ridge, N end of Warner Mountains 2377 Comment
  JEPS3797  Penstemon rydbergii var. oreocharis N. T. Mirov 1929-6-28 Modoc Fandango Velley Fandango Valley 1584 Comment
  UC748181  Penstemon rydbergii var. oreocharis Annie M. Alexander and Louise Kellogg 1946-6-12 4728 Modoc Fort Bidwell Fort Bidwell (in meadow) 1444 Comment
  CAS-BOT-BC245543  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC245547  Penstemon speciosus Elmer Ivan Applegate 1939-7-9 7579 Modoc Bidwell Mountain. Comment
  CAS-BOT-BC248310  Penstemon speciosus B. Bartholomew; H. Sun 2002-6-24 8851 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  UC27471  Penstemon speciosus Mrs. R. M. Austin and Bruce June 1898 2360 Modoc Hillside Comment
  CAS-BOT-BC214730  Peraphyllum ramosissimum Belknap C. Goldsmith 1910-4-29 3 Modoc 0.5 mi. N of Alturas. 1371 Comment
  UC931945  Peraphyllum ramosissimum Verne Grant and Alva Grant 1948-7-10 8008 Modoc s of Alturas (on Highway 359) Comment
  SEINET11908932  Peraphyllum ramosissimum J. Vale, Wagon, K.; Knight, W.; Knight, I. 1981-1 4123 Modoc at Devils Garden on Crowder Flat Rd, near Alturas 1707 Comment
  CAS-BOT-BC15707  Perideridia bolanderi subsp. bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4255 Modoc 4.2 km NW of Day. 1020 Comment
  UC1389987  Perideridia oregana T. I. Chuang and R. S. Mitchell 1966-7-19 6055 Modoc 19 mi nw Davis Creek (w side of lake); Goose Lake Comment
  CAS-BOT-BC95157  Peritoma platycarpa C. C. (Mrs.) Bruce 1898-6-1 2180 Modoc Likely. Comment
  CHSC71883  Persicaria amphibia Vernon H. Oswald; Lowell Ahart 1998-9-8 9592 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. Growing in a marshy pool in the creek. 1280 Comment
  UC1051788  Phacelia L. R. Heckard 1952-6-19 316 Modoc along Hwy 395 about 7 mi n Alturas 1341 Comment
  UC1051789  Phacelia L. R. Heckard 1952-6-19 312 a Modoc just below summit of Fandango Pass (sw of Fort Bidwell); Warner Mountains 1828 Comment
  CHSC23594  Phacelia adenophora K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5847 Modoc Comment
  UC748110  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-7-7 4948 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  CAS-BOT-BC180018  Phacelia heterophylla subsp. virgata Francis Dorris Payne 18 Modoc Parker Creek. 1584 Comment
  UC24490  Phacelia heterophylla subsp. virgata M. S. Baker and Frank Nutting 1894-6-8 Modoc Little Hot Spring Valley Comment
  HSC13657  Phacelia heterophylla subsp. virgata M. T. Milligan 1964-7-1 100 Modoc 1/2 mi. E of Rattlesnake Butte Rd. on Modoc Co. Rd. 54 1372 Comment
  UC1036007  Phacelia humilis Helen K. Sharsmith 1955-6-22 4489 Modoc just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  UC35540  Phacelia humilis Mrs. R. M. Austin Aug. 1894 Modoc Lassen Creek Comment
  UC748322  Phacelia humilis Annie M. Alexander and Louise Kellogg 1946-6-5 4660 Modoc s Eagleville; Warner Mountains, Emerson Creek 1783 Comment
  JEPS4039  Phacelia humilis Frances D. Payne 1931-6-21 229 Modoc ridge w Dry Creek (creek is tributary of Parker Creek, s and e of Alturas); Warner Mountains Comment
  RSA531349  Phacelia humilis K. Paulson 1989-6-14 128 Modoc 1.5 miles NE of Cedar Pass, Warner Mts. 1905 Comment
  CAS-BOT-BC179975  Phacelia humilis var. humilis Francis Dorris Payne 1932-6-26 613 Modoc Ridge N of Parker Creek. 1828 Comment
  POM299083  Phacelia humilis var. humilis Alice Eastwood, J. T. Howell 1940-6-13 8185 Modoc West side of Cedar Pass. Comment
  RSA152604  Phacelia humilis var. humilis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16406 Modoc Cedar Pass Campground, three miles east of Thoms Creek Bridge. Comment
  SD130516  Phacelia humilis var. humilis B. Bartholomew, B. Anderson 1988-7-22 4478 Modoc East Creek Trailhead, southern end of the Warner Mts., Emerson Peak. Sierran Montane forest. 2210 Comment
  CAS-BOT-BC179968  Phacelia inundata Bruce Bartholomew 1991-5-24 5708 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC179953  Phacelia linearis Bruce Bartholomew; Barrett Anderson 1989-6-1 4736 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC179957  Phacelia linearis Bruce Bartholomew; Barrett Anderson 1989-6-2 4779 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  JEPS91344  Phacelia linearis Dean Wm. Taylor with Glenn Clifton 1990-6-12 10892 Modoc near Battle of Dry Lake (site), ca. 0.5 miles NW along right-of-way of Pacific Gas Pipeline 1280 Comment
  OBI59430  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc hwy 139 ca 50 airmiles SW of Klamth Falls, a few mi N of Agric. inspection station, 1 mi S of S jct to Lava Beds Natl Monument E of Tonesta. T44N R6E sec 14 1311 Comment
  POM73495  Phacelia linearis Mrs. R. M. Austin 1895-06 551 Modoc Goose Lake Valley. Comment
  RSA518817  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection State, 1 mi S of S jct to Lava Beds Nat l Monument E of Tonesta. 1311 Comment
  UC1299154  Phacelia linearis Freed W. Hoffman 1955-7-13 4096 Modoc one mi e Cedar Pass Camp Ground (rocky ridge at side of road) 1737 Comment
  UCD35722  Phacelia linearis Beecher Crampton 1960-6-17 5680 Modoc 8 miles north of Perez, west of the southern portion of Clear Lake Reserv., Saddleblanket Flat. 1371 Comment
  CAS-BOT-BC179930  Phacelia ramosissima var. eremophila Clare Butterworth Hardham 1961-6-20 7872 Modoc Pine Creek Canyon. 1676 Comment
  JEPS4042  Phacelia sericea var. ciliosa Frances D. Payne 1932-7-21 721 Modoc ridge n Mt. Warren; Warner Mountains Comment
  CAS-BOT-BC179908  Phacelia thermalis Milo Samuel Baker 1899-8-18 Modoc Hot Spring Valley. Comment
  CAS-BOT-BC179910  Phacelia thermalis John Thomas Howell 1934-6-30 12270 Modoc Duncan Horse Camp. 1355 Comment
  UC107435  Phacelia thermalis Mrs. R. M. Austin June, 1888 Modoc Hot Springs below Alturas Comment
  JEPS120114  Phalaris arundinacea Lowell Ahart, John Dittes 2012-7-10 18320 Modoc 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. 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
  HSC10582  Phleum alpinum M. T. Milligan 1966-7-3 532 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  CAS-BOT-BC247595  Phleum pratense Roxana Stinchfield Ferris; R. Duthie 1919-6-14 148 Modoc Parker Creek near Modock National Forest boundary. Comment
  RSA504841  Phleum pratense Bruce Bartholomew, B. Anderson 1988-7-22 4477 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mountains; Sierran Montane forest. 2210 Comment
  UC106961  Phlox austromontana Mrs. R. M. Austin Jul 1893 Modoc Pine Creek Comment
  UC449711  Phlox diffusa Mrs. R. M. Austin 125 Modoc New Pine Creek Comment
  UC748262  Phlox douglasii subsp. rigida Annie M. Alexander and Louise Kellogg 1946-6-5 4669 Modoc s of Eagleville; Warner Mountains, Emerson Creek 1889 Comment
  RSA165593  Phlox douglasii subsp. rigida Clare B. Hardham 1961-6-18 7593 Modoc Warner Mountains: Headwaters Davis Creek. 2134 Comment
  UC106841  Phlox gracilis Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC197891  Phlox hoodii subsp. canescens Leland S. Smith 1917-7-2 73 Modoc Warren Mt. 2133 Comment
  CHSC42150  Phlox hoodii subsp. canescens C. E. Leaver 1986-3-16 Modoc Ca. 10.5 mi ne of Alturas and 0.3 mi sw of Gleason Ck. 1341 Comment
  CDA38650  Phlox hoodii subsp. canescens J. R. Keck Jr., Wright 1991-5-3 PDR# 725210 Modoc Tionesta; Modoc National Forest. Comment
  UC73608  Phlox speciosa subsp. occidentalis Milo S. Baker 1891-1 Modoc Big Valley Comment
  CAS-BOT-BC58309  Phoenicaulis cheiranthoides Bruce Bartholomew; Barrett Anderson 1989-4-27 4641 Modoc Dutch Flat, NW of Adin. 1390 Comment
  CAS-BOT-BC58579  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1937-5-13 11088 Modoc Lava Beds Nationa Monument, Gillam Bluff. Comment
  CAS-BOT-BC58585  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1937-5-13 11088 Modoc Lava Beds Nationa Monument, Gillam Bluff. 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
  JEPS5962  Phoenicaulis cheiranthoides Frances D. Payne 1931-6-21 210 Modoc s and e of Alutras (sw of Dry Creek, tributary of Parker Creek); Warner Mountains 1981 Comment
  POM260187  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA59975  Phoenicaulis cheiranthoides E. K. Balls 1950-5-13 14671 Modoc W shore of Goose Lake, 0.2 mile S of Oregon-Calif. state line. 1463 Comment
  UC1036006  Phoenicaulis cheiranthoides Helen K. Sharsmith 1955-6-22 4487 Modoc just n of Cedar Pass (Warner Mountains, Modoc National Forest); Warner Mountains, Modoc National Forest 1889 Comment
  UC1093649  Phoenicaulis cheiranthoides Herbert L. Mason 1957-7-6 14720 Modoc Mill Creek; Warner Mountains, Mill Creek Comment
  CAS-BOT-BC135158  Phoradendron juniperinum Francis D. Payne 1935-7-28 804 Modoc Parker Creek 1676 Comment
  UC71592  Phoradendron juniperinum Mrs. M. H. Manning 1903-3-29 58 Modoc Mt. Bidwell 1828 Comment
  UCD89843  Phragmites australis Herbert L. Mason 1947-8-11 13501 Modoc Highway 81, north of Modoc-Lassen County line. Comment
  CAS-BOT-BC73412  Pinus albicaulis Elmer I. Applegate 1932-7-31 7991 Modoc Mill Creek Meadows, west slope of Warner Mountains. 2438 Comment
  UC1076350  Pinus albicaulis F. H. Frost 1926-7-25 161 Modoc Eagle Peak Warner Mts., Eagle Peak Comment
  UCSB31430  Pinus albicaulis Haller, John 1978-7-19 Modoc Summit ridge of Warner Mountains, 1 km. north of the Likely-Eagleville Road 2377 Comment
  RSA176212  Pinus attenuata C. O. Stone 1963-12-26 277 Modoc In rockland on recent lava flow ca. 1 1/2 miles S of Gassaway Reservoir. 1098 Comment
  UC401406  Pinus contorta subsp. murrayana Belknap C. Goldsmith 1911-6-14 30 Modoc N. Fk. Davis Ck. Modoc National Forest, Warner Mts., N. Fk. Davis Ck. (w slope Warner Mts., wet springy flat) 1889 Comment
  CAS-BOT-BC73021  Pinus monticola Elmer I. Applegate 1932-7-9 7568 Modoc Northwest slope of Bidwell Mountain, Warner Mountains. 2560 Comment
  POM267224  Pinus monticola Marion Ownbey, Fred G. Meyer 1940-7-1 2153 Modoc Near summit of Clear Peak, Warner Mountains. Comment
  UCSB107  Pinus monticola Haller, John 1959-08 Modoc 0.5 miles west of the crest of the Warner Mtns, 3 miles east of Patterson Ranger Station and camp ground on road between Blue lake and Lower Alkali Lake 2286 Comment
  CHSC118816  Pinus ponderosa var. washoensis L. P. Janeway 2015-8-10 11831 Modoc Warner Mountains. Junction of the 64 Road (39N01 - the road to Patterson Campground and Road 38N22;); top of ridge on the west side of Patterson Meadow. 2158 Comment
  CAS-BOT-BC58785  Plagiobothrys bracteatus Bruce Bartholomew; Barrett Anderson 1988-6-23 4250 Modoc 4.2 km NW of Day. 1020 Comment
  UC1191845  Plagiobothrys cusickii Herbert L. Mason and Verne Grant 1947-7-12 13419 Modoc s of Alturas (along railroad track); Pit River Valley Comment
  UC79363  Plagiobothrys cusickii Mrs. R. M. Austin Jun 1885 Modoc Goose Lake Valley Comment
  SJSU9669  Plagiobothrys cusickii W. Savage 1979-7-9 1515 Modoc Round Valley, Triange, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC117137  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2016-7-14 21160 Modoc Around the sides of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1228169  Plagiobothrys hispidulus Beecher Crampton 1960-6-17 5702 Modoc 13 mi. w. Canby (McKay Flat); McKay Flat 1280 Comment
  UC526163  Plagiobothrys hispidulus John Thomas Howell 1934-7-2 12360 Modoc near Willow Creek (ne side Clear Lake); mouth Willow Creek Comment
  UC573117  Plagiobothrys hispidulus F. H. Frost July, 1925 180 Modoc Clear Lake Warner Mountains Comment
  CAS-BOT-BC58794  Plagiobothrys leptocladus Alice Eastwood; John Thomas Howell 1940-6-13 8165 Modoc Surprise Valley, 6 mi. S of Fort Bidwell. Comment
  CHSC67089  Plagiobothrys leptocladus James D. Jokerst 1987-5-13 2858 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, dry lake W and adjacent to n end of central sector. 1353 Comment
  UC78162  Plagiobothrys mollis Mrs. R. M. Austin July 1887 Modoc below Alturas; banks Pit River Comment
Read comments
Mar 11 2012
  CDA40673  Plagiobothrys mollis T. C. Fuller 1965-6-2 13601 Modoc West side of Dorris Reservoir, 2 miles east of Alturas. 0 Comment
  CAS-BOT-BC58727  Plagiobothrys mollis var. mollis Elmer Ivan Applegate 1929-7-27 6085 Modoc Clear Lake Dam, N side of Clear Lake. Comment
  CHSC106335  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2010-8-30 17077 Modoc About 25 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA0020681  Plagiobothrys salsus R. B. Kelley 2005-6-26 883 Modoc Along SR 299. No specific locality data provided. Comment
  CAS-BOT-BC58733  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13415 Modoc Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC58744  Plagiobothrys scouleri John Thomas Howell 1934-6-15 12186 Modoc Alturas. 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
  UC1601352  Plagiobothrys stipitatus Milo S. Baker 1898-4-20 629 Modoc Taylor Taylor Mt. Comment
  RSA128303  Plagiobothrys stipitatus var. micranthus P. H. Raven, Otto T. Solbrig 1958-6-18 13326 Modoc Eastern outskirts of Lookout Comment
  SD130520  Plagiobothrys stipitatus var. micranthus B. Bartholomew, B. Anderson 1988-6-23 4250 Modoc 4.2 km northwest of Day. 1020 Comment
  POM368960  Plagiobothrys tenellus Christopher Davidson 1973-5-24 2107 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  CHSC109637  Plantago major Lowell Ahart; John Dittes 2012-7-12 18358 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC429096  Platanthera Mrs. Austin Jul 1894 127 Modoc Lassen Creek Comment
  HSC16609  Platanthera dilatata var. leucostachys M. T. Milligan 1965-6-26 327 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC242220  Platanthera dilatata var. leucostachys Leland S. Smith 1917-7-24 122 Modoc Field redacted by CAS, contact the data manager for more information 1828 Comment
  JEPS86306  Platanthera leucostachys Jack and Betty Guggolz 1988-7-5 981 Modoc west branch of Bidwell Creek North Star Basin Comment
  JEPS86307  Platanthera leucostachys Jack and Betty Guggolz 1988-7-5 980 Modoc alongside but not in west branch of Bidwell Creek; North Star Basin Comment
  CDA35645  Platanthera leucostachys J. R. Keck Jr. 1985-7-11 PDR# 330134 Modoc Davis Creek, Modoc National Forest. Comment
  UC4572  Platanthera stricta Mrs. R. M. Austin Aug 1894 Modoc headwaters Lassen Creek (Northern California); Headwaters Lassen Creek Comment
  SEINET5102917  Platanthera stricta Unknown Modoc Comment
  CAS-BOT-BC245403  Plectritis macrocera John H. Hatton 1911-6-13 80 Modoc Modoc County. 1371 Comment
  CAS-BOT-BC245407  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-4-27 4627 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  CHSC67134  Plectritis macrocera James D. Jokerst 1987-5-11 2823 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Resevoir. 1363 Comment
  CHSC85136  Plectritis macrocera John Dittes; Josephine Guardino 1991-6-1 350 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
  HSC31369  Plectritis macrocera D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19375 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  HSC68794  Plectritis macrocera Gary Schoolcraft 1980-4-17 208 Modoc N end of Portuguese Ridge, SE of Canby. 1402 Comment
  CAS-BOT-BC247624  Poa X limosa John Thomas Howell 1934-7-1 12338 Modoc Duncan Horse Camp. 1355 Comment
  JEPS70631  Poa cusickii L. S. Smith 1917-7-2 71 Modoc head of Shields Creek; Wasrner Mts 2286 Comment
  UCD90917  Poa cusickii L. Whitney 1935-5-26 3141 Modoc Ash Creek, 10 miles E of Adin. Comment
  UCD91792  Poa palustris Beecher Crampton 1954-7-7 2159 Modoc 2.5 miles east of Alturas, near radio station KCNO. 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
  SEINET10966925  Poa pratensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2615 Modoc 4 mi S of Davis Creek on US Hwy 395; in very mesic grassland-sedge meadow; lupines very sparse and approximately a week or more behind the flowering of those near Alturas. 1402 Comment
  CAS-BOT-BC247618  Poa pratensis subsp. pratensis Bruce Bartholomew 1992-5-15 6289 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  JEPS74051  Poa pratensis subsp. pratensis Frances D. Payne 1932-7-18 707 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  CAS-BOT-BC247621  Poa pratensis subsp. pratensis John H. Hatton 1911-6-12 46 Modoc Modoc County. 1493 Comment
  POM260253  Poa secunda C. L. Hitchcock 1940-5-28 6725 Modoc 15 miles N of Alturas. 1402 Comment
  POM265912  Poa secunda C. L. Hitchcock 1940-5-27 6732 Modoc 12 miles NE of Alturas. 1616 Comment
  RSA273306  Poa secunda J. P. Smith, J. O. Sawyer 1972-5-6 5249 Modoc Road 86 just east of Adin 1098 Comment
  SD96116  Poa secunda Jack L. Reveal 1976-6-2 Modoc Modoc NF near Perez 1280 Comment
  UCR64615  Poa secunda A. A. Beetle 1941-6-29 2827 Modoc Near summit of Cedarville Pass 2119 Comment
  UC1025057  Poa secunda subsp. juncifolia Leo Whitney 1935-6-23 3576 Modoc 15 mi w Canby (Happy Camp, USBE Plot); Modoc Nat'l Forest 1463 Comment
  UC820951  Poa secunda subsp. juncifolia C. L. Hitchcock 1940-5-28 6725 Modoc 15 mi n Alturas 1402 Comment
  UCD32723  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-7 2161 Modoc 2.5 miles E of Alturas, near radio station KCNO. Comment
  UCD92149  Poa secunda subsp. juncifolia Collector Unknown 1934-5-14 s.n. Modoc Alturas. Comment
  UCD92437  Poa secunda subsp. juncifolia E. Wilson 1935-5-14 s.n. Modoc W side of pass toward Alturas. Comment
  UC1024915  Poa secunda subsp. juncifolia Leo Whitney 1935-6-28 3366 Modoc Redding-Alturas near Adin Comment
  CHSC117017  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2016-6-6 20940 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC69493  Poa secunda subsp. secunda James D. Jokerst 1987-5-13 2857 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, lake W and adjacent to N end of central sector. 1353 Comment
  UC1024880  Poa secunda subsp. secunda Leo Whitney 1935-5-29 3143 Modoc ca 18 mi wnw Canby (Hole-in-the-rock) Comment
  CAS-BOT-BC252520  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1989-6-2 4774 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  HSC80831  Poa wheeleri G. M. Riegel 1979-7-30 628 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC179351  Pogogyne floribunda James D. Jokerst 1986-8-11 2762 Modoc Ca. 1.2 mi. WNW of Rim Rock Lake, S of Doublehead Mountain. 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
  CAS-BOT-BC197848  Polemonium micranthum Bruce Bartholomew; Barrett Anderson 1988-5-12 4114 A Modoc S side of Egg Lake. 1300 Comment
  JEPS114685  Polemonium micranthum Lowell Ahart, John Dittes 2008-6-21 14981 Modoc North of the large culvert, west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  UC1332126  Polemonium micranthum Alice Eastwood, John Thomas Howell 1940-6-12 8057 Modoc between Likely and Jess Valley; between Likely and Jess Valley Comment
  SD131816  Polyctenium fremontii Barbara Ertter 1988-6-18 7617 Modoc Highway 139 ca. 50 miles southwest of Klamath Falls, a few miles north of Agricultural Inspection Station. 1310 Comment
  UC10287  Polyctenium fremontii Mrs. R. M. Austin May 1894 Modoc Ewing Creek Comment
  CAS-BOT-BC58451  Polyctenium fremontii var. fremontii F. Angwin 1946-4-21 Modoc Stone Coal Canyon, 12 mi. from Adin. 1280 Comment
  CHSC112813  Polygonum Lowell Ahart; John Dittes 2013-7-24 18911 Modoc On the south side of a 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. 1262 Comment
  UC1060642  Polygonum Herbert L. Mason 1955-8-14 14655 Modoc n of Rim Rock Valley Reservoir (Frift Fence Reservoir); Frift Fence Reservoir Comment
  JEPS94073  Polygonum amphibium var. emersum Vernon H. Oswald and Lowell Ahart 1998-9-8 9592 Modoc ca. 0.5 mi. n.e. Lookout Junction (County Rd. 95 at Taylor Creek n.w. of Lookout); Taylor Creek 1280 Comment
  UC6756  Polygonum amphibium var. emersum Milo S. Baker 1893-6 Modoc Egg Lake Comment
  NY404674  Polygonum austiniae R. M. Austin 1886-1 s.n. Modoc Comment
  NY404654  Polygonum aviculare subsp. buxiforme L. C. Wheeler 1973-8-23 s.n. Modoc Alturas Comment
  CAS-BOT-BC218122  Polygonum douglasii Bruce Bartholomew 1991-8-5 6038 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC218125  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1990-7-19 5403 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC218133  Polygonum douglasii Leland S. Smith 1918-7-11 986 Modoc Mill Creek Meadows. 2072 Comment
  CAS-BOT-BC218137  Polygonum douglasii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10536 Modoc Patterson Ranger Station (East Creek drainage). Modoc National Forest. Warner Mountains 2164 Comment
  CAS-BOT-BC218141  Polygonum douglasii John Thomas Howell 1934-6-30 12276 Modoc Duncan Horse Camp. 1355 Comment
  SD46732  Polygonum douglasii Robert J. Weatherly 1955-7-7 1608 Modoc 7 miles north of Ft. Bidwell 1874 Comment
  POM319195  Polygonum douglasii Patricia Wilder 1971-6-20 5073 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  UC526134  Polygonum douglasii subsp. douglasii John Thomas Howell 1934-6-30 12276 Modoc Duncan Horse Camp Comment
  POM104438  Polygonum persicaria R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CHSC67585  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3210 Modoc Hwy. 139 NW of Canby, ca. 300 m N of the road at the edge of a large dry lake, within the dry-down zone adjacent to a concrete overflow structure. Comment
  SD215624  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1935-8-22 Modoc Devil's Garden; ca. 0.25 mile southwest of Big Sage Reservoir. Comment
  CHSC81395  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-18 1400 Modoc Ca. 12 mi nw of Canby, n side of Hwy 139, 1.7 mi e of Forest Service Rd 33N11. 1490 Comment
  UC6708  Polygonum polygaloides subsp. kelloggii M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake Comment
  CDA22857  Polygonum ramosissimum T. C. Fuller 1958-8-12 2068 Modoc Corporation Ranch, Likely. 0 Comment
  HSC80999  Polygonum sawatchense subsp. sawatchense G. M. Riegel 1978-8-11 638 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC218146  Polygonum spergulariiforme John Thomas Howell 1934-7-1 12326 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC218149  Polygonum spergulariiforme Alice Eastwood; John Thomas Howell 1940-6-15 8289 Modoc 9 mi. N of Lookout. Comment
  CAS-BOT-BC218150  Polygonum spergulariiforme Bruce Bartholomew 1989-7-14 4923 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  RSA520360  Polygonum spergulariiforme Bruce Bartholomew 1989-7-14 4923 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  JEPS74064  Polypogon monspeliensis Frances D. Payne 1935-7-28 805 Modoc s and e Alturas (hills n Parker Creek); Warner Mountains, hills n Parker Creek Comment
  SACT002056  Polypogon monspeliensis Malcolm Nobs, Galen Smith 1949-7-20 Modoc Four mile west of Adin. Comment
  UC1024926  Polypogon monspeliensis Leo Whitney 1935-6-30 3352 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  CAS-BOT-BC225102  Populus tremuloides P. F. Covel 1939-8-13 1633 Modoc Highway at Pitt River west of Canby. Comment
  CAS-BOT-BC225105  Populus tremuloides Belknap C. Goldsmith 1911-5-28 27 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  NY177829  Populus tremuloides L. C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place Devil's Garden 1524.0 Comment
  UC1134817  Populus trichocarpa R. C. Wilson 1933-7-16 64 Modoc Rush Creek; Modoc National Forest, Canby Quadrangle Comment
  UC1192035  Porterella carnosula Herbert L. Mason 1947-8-12 13502 a Modoc Alturas junction of North and South Forks of Pit River (junction of North and South Forks of Pit River) Comment
  RSA603999  Porterella carnosula L. C. Wheeler 1935-8-3 3756 Modoc Warner Mountains: Rock Lake, Pine Creek 1920 Comment
  SEINET10460822  Porterella carnosula Annie M. Alexander, Louise Kellogg 1946-7-11 Alexander 4975 Modoc Mesa west, northeast corner of county Comment
  CAS-BOT-BC267120  Potamogeton Milo S. Baker 1999-8-5 3660 b Modoc Fall River near [unreadable] Comment
  CAS-BOT-BC242201  Potamogeton diversifolius Bruce Bartholomew 1995-7-30 7068 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  POM312996  Potamogeton foliosus Verne Grant, Irving Schneider 1947-7-22 8153 Modoc Headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to south end of Goose Lake. Comment
  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
  UC1099857  Potamogeton gramineus Calvin McMillan, Malcolm A. Nobs 1949-6-16 788 Modoc 33 mni nnw of Alturas (Dry Valley Reservoir); Dry Valley Reservoir Comment
  SEINET5335406  Potamogeton perfoliatus M. S. Baker 1899-8-24 s.n. Modoc in Pit River at Lookout Comment
  SEINET5335427  Potamogeton pusillus M. S. Baker 1899-8-24 s.n. Modoc Carmichaels Mill Comment
  CAS-BOT-BC242269  Potamogeton zosteriformis Herbert Louis Mason; Verne Grant 1947-7-12 13384 Modoc Jones Lane, off Hwy 395, several miles S of Alturas. Comment
  UC1100091  Potamogeton zosteriformis Herbert L. Mason, Verne Grant 1947-7-12 13384 Modoc several mi s of Alturas (by Jone's Lane, off Hwy 395) Comment
  NY831696  Potentilla biennis R. M. Austin 06 1894 s.n. Modoc Willow Creek Valley Comment
  NY831738  Potentilla breweri var. breweri B. M. Bartholomew 1988-7-22 4543 Modoc Benton Meadow, Warner Mountains 2180 Comment
  RSA612793  Potentilla bruceae Louis C. Wheeler 1935-8-1 3734 -B Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  RSA504664  Potentilla bruceae Bruce Bartholomew, B. Anderson 1988-7-22 4543 -A Modoc Benton Meadow, Warner Mts. 2180 Comment
  JEPS44192  Potentilla fruticosa L. S. Smith 1917-8-15 890 Modoc 7 mi se Davis Creek (Benton Meadows); Warner Mts., , se of Davis Creek Comment
  CAS-BOT-BC214775  Potentilla gracilis Bruce Bartholomew 1995-8-1 7147 Modoc 12 Mile Creek, E side of the Warner Mountains. 2110 Comment
  HSC18739  Potentilla gracilis var. fastigiata M. T. Milligan 1965-6-26 317 Modoc N end Jess Valley. 1616 Comment
  UC903241  Potentilla gracilis var. fastigiata Frances Payne 1931-6-17 181 Modoc Parker Creek, Warner Mountains south and east of Alturas. 1584 Comment
  UC12520  Potentilla gracilis var. flabelliformis M. S. Baker and Frank Nutting 1894-1 Modoc near Egg Lake; near Egg Lake Comment
  UC191284  Potentilla gracilis var. flabelliformis Milo S. Baker 1893-7-2 Modoc Comment
  CAS-BOT-BC214800  Potentilla newberryi John Thomas Howell 1934-7-2 12359 Modoc E side of Clear Lake. Comment
  POM224393  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc Near west end of Clear Lake Comment
  UC545841  Potentilla newberryi Leo Whitney 1934-5-20 3031 Modoc near Clear Lake (bank of Lost River, Northern Modoc County); near Clear Lake, Bank of Lost River 1463 Comment
  UCD113817  Potentilla newberryi Verne Grant; Irving Schneider 1947-8-27 8313 Modoc Southwest end of Clear Lake. Comment
  UC1037235  Potentilla rivalis Leo Whitney 1934-5-20 3041 Modoc bank of Lost River near Clear Lake; bank of Lost River near Clear Lake 1463 Comment
  CAS-BOT-BC225033  Poteridium annuum Margaret J. Williams 1984-6-20 84- 75 -2 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  CAS-BOT-BC179340  Prunella vulgaris Bruce Bartholomew 1995-7-30 7058 Modoc W end of Widow Valley, Big Valley Mountains. 1380 Comment
  POM229189  Prunus andersonii Louis C. Wheeler 1935-8-6 3797 Modoc Pine Creek (town). 1494 Comment
  CAS-BOT-BC214818  Prunus subcordata Elmer Ivan Applegate 1929-6-25 5906 Modoc Willow Ranch, E side of Goose Lake. Comment
  CAS-BOT-BC214824  Prunus subcordata A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill, NE of Davis Creek. Comment
  JEPS19416 Image available Prunus subcordata B. C. Goldsmith Modoc e edge Goose Lake Valley (w slope of mountains); Warner Mts.; Goose Lake Valley, Warner Mts. Comment
  CAS-BOT-BC225013  Prunus virginiana var. demissa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16400 Modoc Roadside above Thoms Creek, 6.1 mi. E of California State Highway 299, on Cedar Pass Rd. Comment
  CAS-BOT-BC225017  Prunus virginiana var. demissa Elmer Ivan Applegate 1932-8-5 8162 Modoc Cedar Pass, Warner Mts. Comment
  HSC80703  Prunus virginiana var. demissa G. M. Riegel 1980-7-1 799 Modoc South Warner Mountains 1670 Comment
  RSA210822  Prunus virginiana var. demissa Robert F. Thorne, C. W. Tilforth 1969-9-4 39054 Modoc N fork of Pit River. 6.8 miles N of Parker Creek on Hwy 395 Comment
  UC71670  Prunus virginiana var. demissa Mrs. M. H. Manning 1902-9-15 4 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  UC719795  Prunus virginiana var. demissa Rogers McVaugh 1941-8-5 6250 Modoc 8.5 mi w of Cedarville (w slopes of Warner Mountains); Warner Mountains Comment
  UC748476  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1946-6-9 4706 Modoc Mouth of Eagle Creek Canyon, Warner Mountains Eagle Creek Canyon; Warner Mountains, Eagle Creek Canyon Comment
  UCD91505  Pseudoroegneria spicata Beecher Crampton; Carl Rimbey 1954-7-8 2183 Modoc west slope of Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC252501  Pseudoroegneria spicata subsp. spicata Leland S. Smith 1924-6-15 1403 Modoc Lavas W of Mud Lake. 1371 Comment
  CAS-BOT-BC252504  Pseudoroegneria spicata subsp. spicata Leland S. Smith 1917-7-17 86 Modoc Granger Mill Camp. 1676 Comment
  CAS-BOT-BC95231  Pseudostellaria jamesiana Bruce Bartholomew; Barrett Anderson 1988-7-21 4455 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC95233  Pseudostellaria jamesiana Bruce Bartholomew 1991-6-20 5783 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CHSC109460  Pseudostellaria jamesiana B. Castro; L. P. Janeway 2012-7-24 1950 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi S of Dismal Swamp. 7740 Comment
  NY63590  Pseudotsuga menziesii var. menziesii B. M. Bartholomew 1992-5-14 6273 Modoc Northeast side of White Horse Mountains, southwest of White Horse Flat Reservoir 1400 Comment
  JEPS118265  Psilocarphus oregonus Lowell Ahart, John Dittes 2011-6-22 17552 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS118266  Psilocarphus tenellus var. tenellus Lowell Ahart, John Dittes 2011-6-22 17543 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CAS-BOT-BC95681  Pterospora andromedea Bruce Bartholomew 1989-7-14 4932 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC95683  Pterospora andromedea Bruce Bartholomew; Barrett Anderson 1988-7-21 4436 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  UCD91528  Puccinellia distans B. Crampton 1954-7-8 2188 Modoc Extension of 4th St. 1.5 miles west of Alturas. Comment
  UCD32678  Puccinellia lemmonii Beecher Crampton 1954-7-6 2084 Modoc Modoc County, 4 miles north Likely, flat along US highway 395. 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
  UCD93371  Puccinellia nuttalliana Beecher Crampton 1954-7-7 2158 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UCD93435  Puccinellia nuttalliana R. Tofsrud 1942-7-1 254 Modoc south end of Goose Lake. Comment
  CHSC65832  Purshia tridentata J. Ingraham 1995-4-16 18 Modoc 7.5 mi S. of Davis Creek, 50 yds. E of Hwy. 395. 1432 Comment
  UCD35723  Purshia tridentata Beecher Crampton 1960-6-17 5681 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  JEPS58847  Pyrola aphylla Frances D. Payne 1935-7-19 798 Modoc Dry Creek, tributary of Parker Creek, Warner Mountains, south and east of Alturas Comment
  UC412728  Pyrola picta Milo S. Baker 1898-7-1 536 Modoc Forestdale Comment
  CAS-BOT-BC50393  Pyrrocoma carthamoides var. cusickii Barrett Anderson 1986-7-9 3136 Modoc Poney Flat Rd just off Hwy 299. 1435 Comment
  SJSU9381  Pyrrocoma carthamoides var. cusickii W. Savage 1979-7-3 1295 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC76017  Pyrrocoma carthamoides var. cusickii Milo S. Baker 1894-6-29 Modoc Big Valley near Lookout; Big Valley Comment
  UCR163908  Pyrrocoma carthamoides var. cusickii Jim Andre 1993-6-30 1403 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  JEPS31346  Pyrrocoma hirta var. hirta W. L. Jepson 1918-8-10 7932 Modoc Alturas 1371 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-BC50357  Pyrrocoma lanceolata var. subviscosa Harvey Monroe Hall 1925-8-30 12212 Modoc 19 mi. S of Alturas on Hwy 395, at N edge of Likely. Comment
  JEPS37257  Raillardella argentea W. L. Jepson 1918-8-13 7964 Modoc Eagle Peak Warner Mts. 3017 Comment
  JEPS5955  Raillardella argentea Frances D. Payne 1929-7-26 132 Modoc Warren Peak Warner Mountains 2743 Comment
  CAS-BOT-BC217252  Ranunculus alismifolius Annie Montague Alexander; L. Kellogg 1946-6-8 4696 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  CAS-BOT-BC217255  Ranunculus alismifolius Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6524 Modoc W side of Whitehorse Reservoir. 1360 Comment
  UC1731507  Ranunculus alismifolius Dean W. Taylor 1992-5-8 12567 Modoc 0.5 mi e of Moonlite Mines (Warner Mountains, Mount Bidwell); Warner Mountains, Mount Bidwell 2432 Comment
  CAS-BOT-BC379404  Ranunculus alismifolius John Thomas Howell 1934-7-14 12111 Modoc Warner Mountains, near Lost Lake 2438 Comment
  CAS-BOT-BC217261  Ranunculus aquatilis K. Paulson; Robert Paulson 1990-7-21 215 Modoc Patterson Meadow, Warner Mts. Comment
  CAS-BOT-BC379162  Ranunculus aquatilis var. aquatilis Alice Eastwood 1928-7-7 15268 Modoc Howard Lake, Forest Reserve Comment
  CAS-BOT-BC379165  Ranunculus aquatilis var. aquatilis Alice Eastwood; John Thomas Howell 1937-6-19 4550 Modoc near Yorkville Comment
  UC480881  Ranunculus aquatilis var. capillaceus Milo S. Baker Modoc Forestdale Comment
  UC70362  Ranunculus aquatilis var. capillaceus Milo S. Baker 1899-8-24 Modoc Carmichael's Mill Big Valley Comment
  UC827625  Ranunculus aquatilis var. capillaceus C. L. Hitchcock 1940-5-28 6721 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  RSA59711  Ranunculus aquatilis var. capillaceus E. K. Balls 1950-5-18 14765 Modoc Modoc: just S of Adin, in city limit, by turn to Madeline off Hwy 299. 1280 Comment
  CAS-BOT-BC217273  Ranunculus aquatilis var. diffusus Bruce Bartholomew 1991-7-5 5945 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  CHSC99768  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2008-6-21 14989 Modoc In the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  RSA0045634  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2008-6-21 14989 Modoc North of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area,, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  POM261552  Ranunculus aquatilis var. hispidulus J. T. Howell 1940-6-14 8219 Modoc 8 mles NW of Canby Comment
  NY353453  Ranunculus austiniae R. M. Austin 1894-1 s.n. Modoc High bluffs of lava rock east of Willow Creek Valley Comment
  UC634961  Ranunculus cymbalaria var. saximontanus F. H. Frost 1925-7-11 9 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  UC1101383  Ranunculus cymbalaria var. saximontanus Herbert L. Mason 1947-8-15 13552 Modoc mouth of Crane Creek Goose Lake, Willow Ranch (e side of Lake) Comment
  POM99180  Ranunculus flammula var. ovalis R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. 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-BC217201  Ranunculus glaberrimus var. glaberrimus Leland S. Smith 1918-3-21 915 Modoc Juniper Flats near Alturas. 1524 Comment
  CAS-BOT-BC217204  Ranunculus glaberrimus var. glaberrimus Lindsay Stuart Smith; E. H. Steffen 1917-5-21 4 Modoc West Valley Camp. 1524 Comment
  CAS-BOT-BC217220  Ranunculus occidentalis John Thomas Howell 1934-6-12 12024 Modoc Plum Valley, Warner Mts. Comment
  UC9479  Ranunculus occidentalis Milo S. Baker 1893-6-10 Modoc Comment
  CHSC85193  Ranunculus occidentalis var. occidentalis John Dittes; Josephine Guardino 1991-6-1 352 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
  JEPS55150  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker 1893-6-27 Modoc Comment
  CAS-BOT-BC217194  Ranunculus sceleratus R. F. Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39092 Modoc N Fork of pit River, 3.4 mi. N of Alturas where crossed by Hwy 395 1341 Comment
  CAS-BOT-BC217196  Ranunculus sceleratus var. multifidus Alice Eastwood; John Thomas Howell 1940-6-13 8184 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC217199  Ranunculus sceleratus var. multifidus Elmer Ivan Applegate 1929-7-29 6090 Modoc N side of Clear Lake. Comment
  POM100060  Ranunculus sceleratus var. multifidus R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  RSA85295  Ranunculus sceleratus var. multifidus F. W. Peirson 1926-6-26 6904 Modoc Alturas to Canby 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
  CDA3491  Ranunculus testiculatus Loring White 1971-5-26 Modoc R. Bunyard ranch, 1.5 miles northeast of Cedarville. 0 Comment
  JEPS3949  Ranunculus uncinatus N. T. Mirov 1929-7-4 Modoc about one mi s Oregon-California boundary; Warner Mountains, Lily Lake 2133 Comment
  RSA152697  Ranunculus uncinatus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16395 Modoc Margin of marshy area along Thomas Creek, 6.1 miles E of California Hwy 299, on road to Cedarville Comment
  CAS-BOT-BC6201  Rhamnus rubra subsp. modocensis Elmer Ivan Applegate 1897-5-31 863 Modoc 7 mi. SE of Dry Lake. Comment
  CAS-BOT-BC225893  Ribes cereum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6544 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  HSC26001  Ribes cereum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19311 Modoc Soup Springs Campground Comment
  JEPS43511  Ribes cereum Frances D. Payne 1931-6-10 142 Modoc s and e Alturas (Parker Creek); Warner Mountains 1584 Comment
  NY454991  Ribes cereum K. Paulson 1989-6-14 135 Modoc Ca. 1.5 miles northeast of Cedar Pass, Warner Mountains 1905.0 Comment
  POM260403  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC71795  Ribes cereum Mrs. M. H. Manning 1902-10-11 37 a Modoc Warner Mts. 1828 Comment
  SEINET5766412  Ribes hudsonianum var. petiolare A. Sanger 1996-6-26 3591 Modoc Silver Creek, along road to Lost Lake. 1951 Comment
  JEPS49402  Ribes inerme var. inerme Leland S. Smith 1918-8-13 1033 Modoc Lost Lake, Silver Creek, Modoc Forest. 2194 Comment
Read comments
Jan 11 2007
  CAS-BOT-BC225904  Ribes montigenum Elmer Ivan Applegate 1932-8-1 8062 Modoc Arid rocky summit of Warner Mountains S of Warren Peak. Comment
  CAS-BOT-BC225906  Ribes montigenum Annie Montague Alexander; L. Kellogg 1946-6-25 4822 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  NY455304  Ribes montigenum A. M. Alexander 1946-6-25 4822 Modoc Dismal Swamp, north end of Warner Mountains 2255.5 Comment
  CAS-BOT-BC225909  Ribes roezlii var. roezlii Bruce Bartholomew 1994-5-27 6702 Modoc SW side of White Horse Reservoir. 1330 Comment
  OBI48067  Ribes viscosissimum Rhonda Riggins 1989-4-28 1668 Modoc Pencil rd, 4.4 mi N of hwy 395 E of Alturas 1524 Comment
  SBBG18085  Ribes viscosissimum C. B. Hardham 1961-6-20 7856 Modoc Cane Lake Comment
  UC71791  Ribes viscosissimum Mrs. M. H. Manning 1904-7 511 Modoc Mill Canyon 1828 Comment
  CAS-BOT-BC50368  Rigiopappus leptocladus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16373 Modoc Junction of Cedar Pass road with Hwy 299. Comment
  UC748493  Rigiopappus leptocladus Annie M. Alexander and Louise Kellogg 1946-6-17 4789 Modoc 10 mi ne Alturas (Cedar Pass road) Comment
  CDA37713  Rorippa austriaca Breckenridge/Filippini 2007-6-14 s.n. Modoc South of Alturas, on Jones Lane. 0 Comment
  CHSC74971  Rorippa columbiae Sheryl Gill 1996-9-3 Modoc At the Tule Lake National Wildlife Refuge--'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump. In fields. 1229 Comment
  RSA210854  Rorippa curvipes var. truncata R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39111 a Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  CAS-BOT-BC58381  Rorippa curvisiliqua Bruce Bartholomew 1991-6-21 5814 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC58453  Rorippa nasturtium-aquaticum Frederick H. Frost 1925-7-11 7 Modoc Cedar Canyon, 2 mi. above Cedarville, Warner Mts. Comment
  UC71680  Rorippa nasturtium-aquaticum Mrs. M. H. Manning 1904-7-7 Modoc near Fort Bidwell (north-eastern Modoc County); near Fort Bidwell Comment
  UC1191427  Rorippa palustris Verne Grant and Irving Schneider 1947-8-28 8341 Modoc nw Alturas; Jack Swamp, nw of Alturas Comment
  HSC19625  Rosa gymnocarpa M. G. Burgoyne 1962-4-17 1002 Modoc 12 mi. N of Cedarville on valley rd. 1372 Comment
  JEPS45631  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-6 7847 Modoc Fandango Pass Surprise Valley (fields and at summit) 1447 Comment
  JEPS47235  Rosa woodsii var. ultramontana Frances D. Payne 1932-7-11 690 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA67240  Rosa woodsii var. ultramontana Philip A. Munz 1951-9-14 16976 Modoc Jess Valley Warner Mts, east of Likely 1524 Comment
  UC555644  Rosa woodsii var. ultramontana F. H. Frost 1925-7-11 32 Modoc Cedar Canyon camp site, Warner Mountains Comment
  UC619254  Rosa woodsii var. ultramontana J. and H. W. Grinnell 1938-6-14 1004 Modoc along railroad right of way near old beach line of Goose Lake; Fairport 1524 Comment
  HSC17594  Rumex crispus M. T. Milligan 1966-8-1 606 Modoc N end of Jess Valley 1616 Comment
  UCD101328  Rumex lacustris Herbert L. Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC211307  Rumex occidentalis L. A. M. Black 1894-9-1 63 Modoc Davis Creek. Comment
  CDA23204  Rumex salicifolius var. transitorius T. C. Fuller 1958-7-8 2033 Modoc 4 miles south of Pine Creek. 0 Comment
  CAS-BOT-BC95279  Sagina saginoides Bruce Bartholomew; Barrett Anderson 1990-7-21 5568 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  JEPS51064  Sagina saginoides W. L. Jepson 1918-8-8 7905 Modoc N. Fork Bidwell Creek Mt. Bidwell; , N. Fork Bidwell Creek 1828 Comment
  POM260470  Sagina saginoides C. L. Hitchcock 1940-5-27 6708 Modoc 15 miles NE of Alturas. 1677 Comment
  UC71708  Sagittaria cuneata Mrs. M. H. Manning 1903-8-24 318 Modoc Sessions Swamps Comment
  CHSC112834  Sagittaria latifolia Lowell Ahart; John Dittes 2013-7-24 18927 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
  POM107299  Salix bebbiana R. M. Austin 1895-05 s.n. Modoc Davis Creek Comment
  CAS-BOT-BC225753  Salix boothii Francis Dorris Payne 1932-7-21 728 A Modoc S of Mosquito Lake, E side of Mt. Warnen (Buck Mt.), Warner Mts., E of Alturas. Comment
  UC482328  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482336  Salix boothii Frances D. Payne 1931-7-7 335 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC492375  Salix boothii Frances D. Payne 1932-6-21 728 c Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225757  Salix eastwoodiae Francis Dorris Payne 1931-6-25 275 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  UC433176  Salix eastwoodiae Belknap C. Goldsmith 1911-5-21 25 Modoc e shore Goose Lake; Modoc Forest Comment
  CAS-BOT-BC225768  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 494 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC225775  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas, SW end of town. 1360 Comment
  HSC80731  Salix exigua G. M. Riegel 1980-7-16 890 Modoc S Warner Mtns. 2100 Comment
  JEPS14860  Salix exigua Frances D. Payne 1931-6-10 139 Modoc Parker Creek Warner Mts. 1584 Comment
  NY187446  Salix exigua F. D. Payne 1931-6-30 494 Modoc Parker Creek, 20 km east of Alturas. Meadow south of Payne Ranch 1560 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
  UC481816  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc sw end of town Alturas 1360 Comment
  UC481818  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc sw end of town Alturas 1360 Comment
  SD887  Salix exigua var. hindsiana Mrs. H. P. Bracelin, Frances D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km. east of Alturas, meadow south of Payne Ranch 1559 Comment
  UC437348  Salix geyeriana W. P. Taylor and H. C. Bryant 1910-1 Modoc s. Fork Pitt R. Alturas; Warner Mts. 1402 Comment
  CAS-BOT-BC229687  Salix lasiandra subsp. caudata H. P. Bracelin; Francis Dorris Payne 1931-6-30 497 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  UC481937  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 490 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch); Parker Creek 1560 Comment
  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
  UC481927  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC229672  Salix lasiolepis var. lasiolepis H. P. Bracelin 1931-6-29 487 Modoc Halfway between Adin and Canby. 1350 Comment
  CAS-BOT-BC229675  Salix lasiolepis var. lasiolepis H. P. Bracelin 1931-6-29 487 Modoc Halfway between Adin and Canby. 1350 Comment
  CAS-BOT-BC229668  Salix lemmonii H. P. Bracelin 1934-6-14 823 Modoc On Patterson Mill Road, near crossroads to Silver Lake (Lost Lake), Warner Mts. 2133 Comment
  NY187862  Salix lemmonii L. C. Wheeler 1935-8-3 3760 Modoc Pine Creek, Warner Mts. 1737.4 Comment
  NY187863  Salix lemmonii N. F. Bracelin 1934-6-13 819 Modoc Patterson Mill Rd., eastern side of Warner Mountains, beside North Barber Creek Comment
  UC481856  Salix lemmonii Frances D. Payne 1931-7-7 332 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482350  Salix lemmonii Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 496 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  UC748349  Salix lemmonii Annie M. Alexander and Louise Kellogg 1946-6-26 4840 Modoc Dismal Swamp n. end Warner Mts., Dismal Swamp 2255 Comment
  UC481792  Salix lutea Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 499 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  UC55022  Salix scouleriana Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  RSA0025571  Salix scouleriana John F. Emmel 1996-7-16 1442 Modoc Warner Mtns., west slope; Pine Creek Canyon, 3.4 road mi east of Hwy 395. 1634 Comment
  CDA3198  Salsola tragus L. C. Wheeler 1973-1 s.n. Modoc North end of Big Mud Lake. Comment
  SEINET14190177 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  SEINET8916634  Salvia aethiopis B. Ertter 1995-7-1 14459 Modoc Along Hwy 395 S of New Pine Creek on OR border, at junction with County Road 44. 1463 Comment
  CAS-BOT-BC179245  Salvia dorrii var. dorrii Christopher Davidson 1975-6-4 2607 Modoc 1/4 mi W of Cedarville on Hwy 299. 1463 Comment
  UC585166  Salvia dorrii var. dorrii E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1820 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  RSA504673  Sambucus melanocarpa Bruce Bartholomew, B. Anderson 1988-6-24 4310 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC235063  Sambucus racemosa var. melanocarpa Frances Payne 1929-7-12 80 Modoc Lost Lake, Warner Mts. 2286 Comment
  CAS-BOT-BC225025  Sanguisorba annua Herbert Louis Mason; Verne Grant 1947-7-13 13443 Modoc Joseph Creek on Highway 395, N of Davis Creek. Comment
  UC196670  Sanguisorba annua Franklin P. Nutting Modoc Forestdale Comment
  UC466699  Sanguisorba annua W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr.; Warner Mountains, Parker Cr. 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-BC95569  Sarcobatus vermiculatus Bruce Bartholomew; Barrett Anderson 1989-6-1 4763 Modoc S end of Goose Lake. 1460 Comment
  RSA59871  Sarcobatus vermiculatus E. K. Balls 1950-5-10 14599 Modoc E. shore Middle lake, near Cedarville 1402 Comment
  UC11816  Saxifraga nidifica var. nidifica Milo S. Baker 1893-6-8 Modoc Forestdale Comment
  RSA503035  Saxifraga oregana Bruce Bartholomew, B. Anderson 1988-6-24 4367 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. 2190 Comment
  UC11790  Saxifraga oregana Milo S. Baker 1893-6 Modoc Comment
  UCD49970  Schoenoplectus pungens var. longispicatus Irving Schneider; Verne Grant 1947-7-19 8083 Modoc Williams Ranch, north of Likely. Comment
  POM186204  Scirpus microcarpus Milo S. Baker s.n. Modoc [no location specified] 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
  UC1192000  Scrophularia lanceolata Verne Grant and Irving Schneider 1947-7-20 8105 Modoc downstream from Alturas (Norht Fork of Pit river) 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-BC179224  Scutellaria nana B. Bartholomew 1991-8-5 6030 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  CAS-BOT-BC179226  Scutellaria nana John Thomas Howell 1934-6-30 12257 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179229  Scutellaria nana Elmer Ivan Applegate 1897-6-2 890 Modoc Near Alturas. Comment
  CHSC109200  Sedum lanceolatum L. P. Janeway; B. Castro 2012-7-24 10964 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  UC205194  Sedum lanceolatum Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell (12 Mile Creek, ne of Modoc Co.); e side Mt. Bidwell, 12 Mile Creek Comment
  JEPS48026  Sedum lanceolatum Frances D. Payne 1931-6-29 284 Modoc trail from Granger Pass to Mt. Warren (Warner Mountains); , trail fr Granger Pass to Mt. Warren 1981 Comment
  CHSC12431  Sedum stenopetalum Robert W. Severin 1969-7-5 51 Modoc 3 mi w of Patterson Lake in Warner Mountains. 1828 Comment
  UC585217  Sedum stenopetalum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1801 Modoc slope of hill above Lake City; above Lake City 1524 Comment
  SEINET8552536  Sedum stenopetalum M. J. Williams 1962-7-8 s.n. Modoc N of Cedar Pass. 2134 Comment
  UC11230  Sedum stenopetalum Mrs. R. M. Austin Aug. 1894 Modoc hills e Goose Lake; hills e of Goose Lake Comment
  CAS-BOT-BC95617  Sedum stenopetalum subsp. stenopetalum John Thomas Howell 1934-6-11 11980 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95622  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew; Barrett Anderson 1988-7-22 4532 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  CAS-BOT-BC50334  Senecio aronicoides Bruce Bartholomew 1993-6-12 6584 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC50341  Senecio aronicoides Bruce Bartholomew; Barrett Anderson 1988-6-24 4364 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CHSC75464  Senecio eurycephalus var. eurycephalus V. H. Oswald; B. Corbin, A. Sanger, G. Schoolcraft 1999-6-12 9768 Modoc East of Alturas on Hwy. 299 3.2 mi east of its junction with Hwy. 395. Adjacent to highway. 1524 Comment
  JEPS37629  Senecio fremontii var. fremontii W. L. Jepson 1918-8-13 7975 Modoc Eagle Peak Warner Mts. 3017 Comment
  CHSC70717  Senecio hydrophiloides A. Sanger 1997-6-11 2511 Modoc Meadow on east side of road 44N69. 1981 Comment
  UC36175  Senecio hydrophiloides Milo S. Baker 1893-6-25 Modoc Comment
  UC36177  Senecio hydrophiloides Milo S. Baker 1893-6-25 Modoc Comment
  CHSC106185  Senecio hydrophilus Lowell Ahart; John Dittes 2010-8-31 17104 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  SD64362  Senecio hydrophilus Darley F. Howe 1966-8-26 4307 Modoc West side of Lower Lake, 1.3 miles north of Lassen-Modoc County Line. 1340 Comment
  UC71605  Senecio hydrophilus Mrs. M. H. Manning 1903-8-25 325 Modoc Sessions Swamp Sessions Swamp (north-eastern Modoc County) Comment
  CAS-BOT-BC50255  Senecio integerrimus var. exaltatus Annie Montague Alexander; L. Kellogg 1946-6-5 4663 Modoc Emerson Creek, S of Eagleville, Warner Mountains 2133 Comment
  JEPS29207  Senecio integerrimus var. exaltatus Lauramay T. Dempster 1961-6-18 1688 Modoc peak just s Cedar Pass Comment
  UC748074  Senecio integerrimus var. exaltatus Annie M. Alexander and Louise Kellogg 1946-7-18 5019 Modoc Benton Meadow, upper end of meadow Warner Mountains 2072 Comment
  CAS-BOT-BC50273  Senecio triangularis Bruce Bartholomew 1989-8-11 5089 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC54279  Senecio triangularis Annie Montague Alexander; L. Kellogg 1946-7-29 5081 Modoc Eagle Peak. 2438 Comment
  CAS-BOT-BC95638  Shepherdia argentea Bruce Bartholomew; Barrett Anderson 1989-4-29 4702 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  CAS-BOT-BC179091  Sidalcea oregana subsp. oregana Bruce Bartholomew 1995-8-1 7139 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  RSA614432  Sidalcea oregana subsp. oregana R. R. Halse 1991-7-28 4246 Modoc Along State Highway 139, 13 miles NW of its junction with State Highway 299 1469 Comment
  UC108854  Sidalcea oregana subsp. oregana Mrs. R. M. Austin 1894-1 310 Modoc Comment
  UC18927  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-10 Modoc Comment
  CHSC106713  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc W side of Hwy 139 just S of where it crosses rialroad at jct to Clear Lake, NE of Dry Lake E of Lava Beds Nat'l Monument. 1249 Comment
  JEPS67274  Sidalcea oregana subsp. spicata Frances D. Payne 1931-6-20 205 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, s and e of Alturas, Parker Creek 1584 Comment
  RSA666420  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc West side of Highway 139 just south of where it crosses railroad at junction to Clear Lake, northeast of Dry Lake east of Lava Beds National Monument. 1250 Comment
  UC748248  Sidalcea oregana subsp. spicata Annie M. Alexander and Louise Kellogg 1946-7-11 4976 Modoc Mesa west Eight Mile Creek, Mesa west (Eight Mile Creek, ne corner of county) Comment
  POM126814  Sidalcea oregana subsp. spicata M. French Gilman 534 Modoc No location given 1524 Comment
  HSC4207  Silene douglasii R. C. Wunner 1965-6-26 276 Modoc Lava Beds National Monument, Blue Eyes Point. 1341 Comment
  POM267211  Silene douglasii Marion Ownbey, Fred G. Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mountains. Comment
  UC748390  Silene douglasii Annie M. Alexander and Louise Kellogg 1946-7-7 4939 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  SEINET11944331  Silene douglasii M. Ownbey, Meyer, F. G. 1940-1 2154 Modoc Cedar Peak, Warner Mts Comment
  UC8433  Silene douglasii Milo S. Baker 1893-6-25 Modoc Lava Beds Comment
  CAS-BOT-BC95244  Silene douglasii var. douglasii Bruce Bartholomew; Barrett Anderson 1990-7-20 5489 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC95250  Silene douglasii var. douglasii Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95256  Silene douglasii var. douglasii Clare Butterworth Hardham 1974-8-5 20187 Modoc Head waters of Dismal Creek, Warner Mts. 2133 Comment
  NY452817  Silene menziesii B. M. Bartholomew 1990-6-17 5330 Modoc Sand Creek, 9.6 miles east of Cedarville, Surprise Valley. 1390 Comment
  SEINET3087326 Image available Silene menziesii Arnold Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt. 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  RSA324578  Silene menziesii subsp. dorrii A. Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  UC711806  Silene occidentalis subsp. occidentalis Roxana S. Ferris and Laura Lorraine 1941-8-14 10577 Modoc on road to Eagleville three mi from Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mountains Comment
Read comments
Sep 9 2015
  CAS-BOT-BC95047  Sisymbrium altissimum E. S. Willits 1940-5-17 272 Modoc Willow Ranch. Comment
  CDA13477  Sisymbrium altissimum G. F. Hrusa, T. D. Wilfred 1996-7-21 13324 Modoc Modoc Plateau; Adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC85400  Sisymbrium altissimum John Dittes; Josephine Guardino 1991-7-21 416 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  HSC6906  Sisymbrium altissimum M. T. Milligan 1966-6-29 488 Modoc N end of Jess Valley 1616 Comment
  CHSC114920  Sisymbrium altissimum D. B. Joley 1976-6-23 1 Modoc Likely, near Alturas. Comment
  SEINET3158643  Sisyrinchium douglasii E. K. Balls 1950-5-11 14629 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8-Mile Creek. 1463 Comment
  RSA584830  Sisyrinchium halophilum Bruce Bartholomew 1993-6-12 6602 Modoc Tom Large Flat, west of Egg Lake 1260 Comment
  CAS-BOT-BC15680  Sium suave Isabelo T. Kelly 1930-1-1 20 Modoc Fort Bidwell. Comment
  CDA39381  Smilacina racemosa var. amplexicaulis T. C. Fuller 1963-6-11 10653 Modoc 3.1 miles north of Blue Lake Guard Station, 14.0 miles southeast of Likely. 0 Comment
  JEPS62143  Smilacina stellata Frances D. Payne 1931-6-20 201 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1191773  Solanum dulcamara Verne Grant, Irving Schneider 1947-7-19 8076 Modoc s of Alturas (along Southern Pacific right-of-way near East Canal, in Pit Valley, Williams Ranch); Pit Valley, Williams Ranch Comment
  UCR131618  Solanum triflorum L. C. Wheeler 1935-9-22 3995 Modoc Warm Springs Valley, Pit River at Rattlesnake Butte 1341 Comment
  RSA2865  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
  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
  JEPS5975  Solidago elongata Frances D. Payne 1932-7-22 746 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC71567 Image available Solidago lepida var. salebrosa Mrs. M. H. Manning Sept 1902 15 Modoc Comment
  CAS-BOT-BC54285  Solidago spectabilis Herbert Louis Mason 1947-8-9 13459 Modoc Ingalls Swamp, N of Big Sage Reservoir. Comment
  UC71565  Solidago velutina subsp. californica Mrs. M. H. Manning 1903-6 246 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  CAS-BOT-BC158916  Sorbus scopulina M. S. Baker 1899-8-1 s.n. Modoc Forest Dale 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
  UC46335  Sorbus scopulina var. cascadensis Frances D. Payne 1931-6-21 230 Modoc Parker Creek, s and e of Alturas (w of Dry Creek); Warner Mountains 1981 Comment
  RSA252436  Sparganium angustifolium subsp. emersum Robert F. Thorne, C. W. Tilforth 1969-9-5 39149 Modoc Along South Fork of Pit River ca. 7 miles east of Likely. 1433 Comment
  CAS-BOT-BC242252  Sparganium emersum Herbert Louis Mason; Verne Grant 1947-7-12 13433 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  JEPS32231  Sparganium emersum var. emersum Mrs. M. H. Manning Jun 1903 434 Modoc ne Modoc County Comment
  CAS-BOT-BC54294  Sphaeromeria potentilloides var. potentilloides C. C. (Mrs.) Bruce 1898-6-1 2173 Modoc Alturas. Comment
  CAS-BOT-BC15686  Sphenosciadium capitellatum Bruce Bartholomew 1995-7-31 7122 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  HSC80788  Sphenosciadium capitellatum G. M. Riegel 1980-8-13 1047 Modoc South Warner Mountains 2100 Comment
  UC466743  Spiraea douglasii Franklin P. Nutting Modoc near Lookout (Big Valley); Big Valley Comment
  UC429201  Spiranthes romanzoffiana Milo S. Baker Aug. 1897 162 Modoc Forestdale Comment
  JEPS63093  Stachys ajugoides var. rigida Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  UCLA70790  Stachys ajugoides var. rigida Milo S. Baker 1893-7-25 Modoc Egg Lake 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-BC95288  Stellaria longipes var. longipes Roxana Stinchfield Ferris; R. Duthie 1919-6-13 29 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC95294  Stellaria longipes var. longipes Bruce Bartholomew 1991-6-23 5870 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  SBBG8314  Stenotus acaulis H. and M. Dearing 1939-6-9 3633 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  SEINET3125081 Image available Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road ca. 4 miles southwest of its junction with Surprise Valley Road, east side of the southern Warner Mountains; Modoc National Forest. 2097 Comment
  SEINET10893284  Stipa lettermanii Louis C. Wheeler 1935-8-3 Wheeler 3752 Modoc Dry semi-sunny timbered E slope; Dismal Swamp, Twenty Mile Creek, Warner Mts. 2225 Comment
  CAS-BOT-BC95051  Streptanthella longirostris Bruce Bartholomew 1994-5-15 6691 Modoc E of Eagleville near the Eagleville Airport, Surprize Valley. 1380 Comment
  NY188846  Streptanthella longirostris B. M. Bartholomew 1989-6-2 4833 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 472.4 Comment
  SEINET12006997  Streptanthus M. Ownbey, Meyer, F. G. 1940-1 2135 Modoc Cedar Pass, Warner Mts Comment
  RSA101384  Streptanthus cordatus R. Weatherby 1955-7-8 1628 Modoc 6 miles N of Ft. Bidwell. No. Warner Mtns. 1646 Comment
  SEINET195670  Streptanthus cordatus Annie M. Alexander, L Kellogg 1946-6-7 4995 Modoc 15 mi E of Cedarville 1753 Comment
  UC1075762  Streptanthus cordatus Robert J. Weatherby 1955-7-8 1628 Modoc 6 mi n Ft. Bidwell; Warner Mts. 1645 Comment
  UC69638  Streptanthus cordatus Mrs. M. H. Manning June 1904 389 Modoc open mt. side Ft. Bidwell (ne Modoc Co.) 1706 Comment
  UC1736576  Streptanthus cordatus var. cordatus Dean Wm. Taylor with Glenn Clifton 1987-6-27 9102 Modoc Highway 395 3.5 miles N of Northern junction with Highway 299 1371 Comment
  UC70400  Streptanthus tortuosus var. orbiculatus Milo S. Baker 1898-8-1 Modoc New Lava Flow Medicine Lake Mts. Comment
  CAS-BOT-BC242261  Stuckenia pectinata Verne Grant; I. Schneider 1947-7-19 8085 Modoc S of Williams ranch house, N of Likely. Comment
  UCD138351  Stuckenia pectinata Verne Grant; Irving Schneider 1947-7-19 8085 Modoc south of Williams Ranch House, north of Likely. Comment
  CAS-BOT-BC242266  Stuckenia striata Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River at Lookout. Comment
  NY540342  Suaeda calceoliformis B. M. Bartholomew 1990-7-21 5560 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  CAS-BOT-BC180101  Swertia albicaulis var. albicaulis John Thomas Howell 1934-6-30 12294 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC180104  Swertia albicaulis var. albicaulis Roxana Stinchfield Ferris; R. Duthie 1919-7-14 92 Modoc Above Parker Creek. Comment
  CAS-BOT-BC180109  Swertia albicaulis var. albicaulis John Thomas Howell 1934-6-12 11990 Modoc 9 mi. S of Davis Creek. Comment
  CAS-BOT-BC180106  Swertia albicaulis var. albicaulis Isabelo T. Kelly 1930-1-1 67 Modoc Modoc County. Comment
  HSC65429  Symphoricarpos mollis J. P. Smith, J. O. Sawyer 1973-8-9 7262 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  CAS-BOT-BC95193  Symphoricarpos rotundifolius var. rotundifolius Elmer Ivan Applegate 1932-7-9 7576 Modoc Warner Mountains, north slope of Bidwell Mountain 0 Comment
  HSC80925  Symphoricarpos rotundifolius var. rotundifolius G. M. Riegel 1978-6-28 34 Modoc S Warner Mtns. 1670 Comment
  UC102256  Symphoricarpos rotundifolius var. rotundifolius Mrs. R. M. Austin Aug 1894 230 Modoc Lassen Creek Comment
  UC416731  Symphoricarpos rotundifolius var. rotundifolius Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell (12 Mile Creek, ne Modoc County); 12 Mile Creek Comment
  HSC81023  Symphyotrichum ascendens G. M. Riegel 1979-8-22 682 Modoc South Warner Mtns. 1670 Comment
  UC71698  Symphyotrichum foliaceum Mrs. M. H. Manning 1903-8-25 272 Modoc Mt. Bidwell, ne Modoc Co Mt. Bidwell Comment
  CAS-BOT-BC15154  Symphyotrichum foliaceum var. parryi Bruce Bartholomew 1989-8-11 5087 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  JEPS127561  Symphyotrichum foliaceum var. parryi L. P. Janeway 2015-8-11 11834 Modoc Warner Mountains. East side of Squaw Peak a little above Squaw Peak Trail. Warren Peak 7.5' Quad. Comment
  UC1192073  Symphyotrichum frondosum Verne Grant and Irving Schneider 1947-8-27 8234 Modoc southeast corner of Clear Lake Nigger Bend Spring 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
  HSC5058  Symphyotrichum spathulatum var. spathulatum M. T. Milligan 1966-7-28 596 Modoc E slope eroded volcanic plateau 1677 Comment
  CAS-BOT-BC232352  Synthyris missurica Robert Patterson; Mona Bourell 1993-8-14 5230 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC232361  Synthyris missurica Annie Montague Alexander; L. Kellogg 1946-6-15 4774 Modoc Deep Creek. 2133 Comment
  CAS-BOT-BC232366  Synthyris missurica Bruce Bartholomew 1990-6-16 5274 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2170 Comment
  RSA27982  Synthyris missurica subsp. missurica C. Leo Hitchcock 1940-5-27 6716 Modoc 15 miles NE of Alturas. 1982 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
  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
  CAS-BOT-BC54227  Taraxacum officinale Edward Kent Balls 1950-5-11 14623 Modoc 8.1 mi. NE of Fort Bidwell, above Cowhead Lake, on Eight Mile Creek. 1463 Comment
  HSC6262  Taraxacum officinale M. T. Milligan 1966-7-3 531 Modoc E of Jess Valley 1982 Comment
  POM203852  Taraxacum officinale J. T. Howell 1934-6-14 12139 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CHSC107330  Taraxia subacaulis Lowell Ahart; John Dittes 2011-6-21 17516 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
  UC748416  Taraxia subacaulis Annie M. Alexander and Louise Kellogg 1946-6-26 4831 Modoc Dismal Swamp north end of Warner Mountains 2255 Comment
  CAS-BOT-BC54233  Tetradymia canescens Leland S. Smith 1922-7-12 1268 Modoc Below Barber Field. 1676 Comment
  UC449667  Tetradymia canescens M. F. Gilman 619 Modoc mountains 1981 Comment
  SDSU573  Tetradymia glabrata D. F. Howe 1964-8-2 3927 Modoc 9 miles south of Alturas on #395. 1341 Comment
  CAS-BOT-BC217127  Thalictrum fendleri Roxana Stinchfield Ferris; R. Duthie 1919-6-3 53 Modoc Parker Creek at Modoc Nat. Forest Boundary. 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
  CAS-BOT-BC217170  Thalictrum fendleri Annie Montague Alexander; L. Kellogg 1946-7-2 4895 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  HSC1962  Thalictrum fendleri M. T. Milligan 1966-7-3 549 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  NY496092  Thalictrum fendleri B. M. Bartholomew 1988-6-24 4319 Modoc Lily Lake; west side of the Warner Mountains. Fort Bidwell 15' Quad. 2130 Comment
  SEINET12086567  Thalictrum occidentale R. M. Austin 1894-1 s.n. Modoc William Creek Comment
  CAS-BOT-BC95075  Thelypodium flexuosum Bruce Bartholomew; Barrett Anderson 1989-4-29 4704 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  CAS-BOT-BC95078  Thelypodium milleflorum Bruce Bartholomew 1993-6-13 6632 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  SEINET3131787  Thermopsis argentata M. S. Baker 1899-8-14 sn Modoc Forestdale Comment
  RSA520432  Thermopsis californica var. argentata Bruce Bartholomew, B. Anderson 1990-4-26 5160 Modoc 1.1km NW of Day. 1080 Comment
  UCD149862  Thermopsis californica var. argentata Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  UCD115576  Thlaspi arvense W. S. Ball 1937-6-28 s.n. Modoc Modoc County. Comment
  UCD115577  Thlaspi arvense W. S. Ball 1937-6-28 s.n. Modoc Modoc County. Comment
  UCD93226  Torreyochloa pallida var. pauciflora L. S. Smith 1950-8-18 1040 Modoc Warner Mountains. 2682 Comment
  UC131346  Townsendia scapigera J. G. Lemmon May 1879 Modoc Warner's Ranch Sierra Valley Comment
  UC1601311  Townsendia scapigera unknown May 1879 Modoc Surprise Valley Comment
  HSC6291  Tragopogon porrifolius M. T. Milligan 1964-8-8 214 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  CHSC99950  Trichostema oblongum Lowell Ahart; John Dittes 2008-8-26 15346 Modoc On the bottom of Rose Creek, 250 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  CAS-BOT-BC181792  Trifolium andersonii var. andersonii Elmer Ivan Applegate 1897-6-7 900 Modoc Clear Lake. Comment
  JEPS20027  Trifolium cyathiferum L. S. Smith 1917-7-24 128 Modoc Joseph Creek Warner Mtns 1676 Comment
  UC71808  Trifolium cyathiferum Mrs. M. H. Manning 1904-7-7 465 Modoc near Fort Bidwell Comment
  CHSC115595  Trifolium hybridum Lowell Ahart; John Dittes 2015-7-16 20365 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC181743  Trifolium longipes Bruce Bartholomew 1991-8-5 6043 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC181747  Trifolium longipes Bruce Bartholomew 1992-5-16 6328 Modoc Lunsford Spring. 1600 Comment
  SBBG3830  Trifolium longipes H. and M. Dearing 1939-6-9 3614 Modoc above Cedarville 2133 Comment
  SD46733  Trifolium longipes Robert J. Weatherby 1955-7-7 1604 Modoc Dismal Swamp, northern Warner Mountains, boggy meadow 2240 Comment
  CHSC107337  Trifolium longipes subsp. hansenii Lowell Ahart; John Dittes 2011-6-21 17525 Modoc About 250 yards west of the fence, about 250 yards east of the old barn, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA503254  Trifolium longipes subsp. multipedunculatum Bruce Bartholomew, B. Anderson 1988-6-24 4305 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC180173  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1989-4-30 4711 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC181728  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1988-5-13 4148 Modoc Along Parker Creek Road, at the border of Modoc National Forest and ca. 16 km WSW of Alturas, side of the Warn 1580 Comment
  CAS-BOT-BC181731  Trifolium macrocephalum Mrs. H. C. Cantelow 1940-5-31 Modoc 8.9 mi. E of Indian Springs. Comment
  CAS-BOT-BC181736  Trifolium macrocephalum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6514 Modoc 11 km S of Oregon Border along W side of Goose Lake. 1440 Comment
  CHSC67111  Trifolium macrocephalum James D. Jokerst 1987-5-11 2826 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  RSA520478  Trifolium macrocephalum Bruce Bartholomew, B. Anderson 4650 Modoc 8.8 km N of State Highway 299 on road to Raker and Thomas Reservoir. 1470 Comment
  UC16615  Trifolium macrocephalum Mrs. R. M. Austin and Bruce May 1898 2291 Modoc Goose Lake Comment
  UCD149866  Trifolium macrocephalum Harry George 1967-6-15 s.n. Modoc Lookout. Comment
  CAS-BOT-BC180169  Trifolium pratense Bruce Bartholomew 1994-7-2 6776 Modoc N side of Joseph Creek, 5.6 km E of U.S. Hwy. 395 on Forest Service road 30. 1590 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
  CAS-BOT-BC180166  Trifolium variegatum Bruce Bartholomew 1994-7-1 6761 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  HSC65606  Trifolium wormskioldii Thomas Wood 1979-8-9 242 Modoc Dirt road along Bidwell Creek, 2.9 mi. NW of junction with Co. Hwy. 2, N of Ft. Bidwell 1509 Comment
  UCD109913  Trifolium wormskioldii Beecher Crampton; with Carl Rimbey 1954-7-8 2169 Modoc Warner mountains, 15 miles east of Likely. Floor of Jess Valley. Comment
  CAS-BOT-BC245034  Triglochin concinna var. debilis Bruce Bartholomew 1991-5-24 5719 Modoc Surprise Valley, vicinity of Surprise Valley Mineral Springs, 8 km E of Cedarville. 1400 Comment
  CAS-BOT-BC245036  Triglochin concinna var. debilis Alice Eastwood; John Thomas Howell 1940-6-12 8036 Modoc Likely. Comment
  CAS-BOT-BC242199  Triteleia hyacinthina Bruce Bartholomew; Barrett Anderson 1990-7-20 5548 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  CAS-BOT-BC242196  Triteleia ixioides subsp. anilina K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC242194  Tulipa gesneriana Bruce Bartholomew 1994-5-15 6698 Modoc Adjacent to Davis Creek Cemetery. 1500 Comment
  UC1182232  Typha latifolia F. H. Frost 1925-7-24 143 Modoc Jess Valley; Warner Mountains, Jess Valley Comment
  UC1240169  Typha latifolia Verne Grant and Irving Schneider 1947-7-20 8102 Modoc by Dorris Bridge on North Fork of Pitt River near Alturas; North Fork of Pitt River Comment
  HSC80786  Urtica dioica subsp. holosericea G. M. Riegel 1978-8-31 162 Modoc South Warner Mtns. 2100 Comment
  UCD169490  Vaccaria hispanica Louis C. Wheeler 1935-8-6 3800 Modoc 1/2 mile south of Pine Creek (town). 1493 Comment
  RSA8230  Vaccinium Elmer I. Applegate 1932-8-6 8209 Modoc About a mile above Lily Lake, Bidwell Pass, Warner Mountains. Comment
  CAS-BOT-BC95704  Vaccinium cespitosum Elmer Ivan Applegate 1932-8-6 8209 Modoc About 1 mi. above Lily Lake. Comment
  POM229171  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
  CAS-BOT-BC245377  Valeriana californica Bruce Bartholomew 1990-8-4 5635 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 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
  CDA20820  Ventenata dubia D. Hickson 2006-6-22 s.n. Modoc Modoc Plateau; On basalt table S of Pine Creek. Approx 0.75 mi ENE of parking lot for Pine Creek Reservoir on Pine Creek Wildlife Area. Comment
  CDA39369  Veratrum californicum T. C. Fuller 1958-7-8 2025 Modoc Davis Creek. 0 Comment
  CDA39370  Veratrum californicum T. C. Fuller 1958-7-8 2025 Modoc Davis Creek. 0 Comment
  CHSC115524  Verbascum blattaria Lowell Ahart; John Dittes 2015-7-17 20412 Modoc About 100 yards north of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. 1279 Comment
  CAS-BOT-BC245467  Veronica americana Roxana Stinchfield Ferris; R. Duthie 1919-6-13 22 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC245474  Veronica americana Bruce Bartholomew 1991-7-4 5913 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC245476  Veronica americana Annie Montague Alexander; L. Kellogg 1946-7-11 4966 Modoc Slope W of Eight Mile Creek. Comment
  CAS-BOT-BC245479  Veronica americana Annie Montague Alexander; L. Kellogg 1946-6-14 4763 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  JEPS28982  Veronica americana Frances D. Payne 1929-7-6 43 Modoc Parker Creek, w slope of Warner Range Parker Creek; Warner Range, Parker Creek 1584 Comment
  CHSC99255  Veronica catenata Lowell Ahart; John Dittes 2008-6-21 14998 Modoc On wet soil, in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big