Search Results — 2000 specimen records retrieved (1518 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73550  Abies concolor Francis D. Payne 1932-7-3 678 Modoc Parker Creek 1584 Comment
  UC401289  Abies concolor Mrs. M. H. Manning Modoc Ft. Bidwell Comment
  HSC65545  Acer negundo var. californicum Thomas Wood 1979-8-8 204 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  CAS-BOT-BC15671  Achillea millefolium Bruce Bartholomew 1989-7-15 5000 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC15674  Achillea millefolium Bruce Bartholomew 1990-6-17 5350 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  RSA504852  Achillea millefolium Bruce Bartholomew, B. Anderson 1988-7-21 4432 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  UC1024977  Achnatherum lemmonii Leo Whitney 1935-7-6 3421 Modoc Clark Springs Comment
  UC1158678  Achnatherum lemmonii Arthur Cronquist and Arthur H. Holmgren 1959-6-19 8495 Modoc 15 mi e Likely (along Clear Lake); Warner Mts., Clear Lake 1828 Comment
  CAS-BOT-BC242323  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1990-7-20 5463 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UCD50901  Achnatherum occidentale August L. Hormay 1932-7-14 s.n. Modoc DD plot site, Modoc National Forest. Comment
  CAS-BOT-BC242314  Achnatherum occidentale subsp. californicum Bruce Bartholomew 1990-8-5 5661 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2300 Comment
  CAS-BOT-BC242315  Achnatherum occidentale subsp. californicum John Thomas Howell 1934-6-30 12273 Modoc Duncan Horse Camp. 1355 Comment
  UC1025001  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3458 Modoc 4 mi e Medicine Lake (Glass Mountain); Glass Mountain Comment
  UC1037133  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-6-9 3206 Modoc White Horse Comment
  UC1031374  Achnatherum thurberianum L. D. Whitney 1935-7-2 3333 Modoc ca. 17 mi nw Canby (Badger Wells); Badger Wells Comment
  CHSC111102  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2010-7-12 18354 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CHSC99901  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2008-8-25 15302 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC748227  Aconitum columbianum Annie M. Alexander and Louise Kellogg 1946-7-29 5082 Modoc s. slope Emerson Peak; Warner Mts., Emerson Peak 2438 Comment
  NY483099  Aconitum columbianum subsp. columbianum B. Anderson 1986-7-10 3198 Modoc Warner Mountains. West Warner Road at the north fork of Pine Creek. 1935 Comment
  CAS-BOT-BC218319  Actaea rubra Leland S. Smith 1920-9-15 1104 Modoc E side of Round Valley. 1432 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
  UC29325  Adenocaulon bicolor Milo S. Baker 1893-6 Modoc along timbered mt. stream Comment
  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
  HSC103927  Adonis aestivalis L. Ahart, John Dittes 2011-6-21 17514 Modoc Ash Creek State Wildlife Area; ~2,300 ft. N of Lassen County Line; ~3.6 mi. (air) W of Adin, ~8 mi. (air) NE of Bieber, Big Valley 1268 Comment
  JEPS94590  Adonis aestivalis Vernon H. Oswald, Beth Corbin and Gary Schoolcraft 1993-5-17 8463 Modoc Bushey Rd. on n side of river s Canby Bridge; Pit River 1280 Comment
  CDA36051  Adonis aestivalis CDFA Staff 1978-1 Modoc One mile east of Canby. 0 Comment
  UCD95442  Adonis aestivalis T. C. Fuller 1963-7-11 10643 Modoc S. of Hwy 299 to Adin, 2.0 mi. w. of Canby. Comment
  UC1191787  Agastache urticifolia Verne Grant and Irving Schneider 1947-7-22 8158 Modoc one mi nw of Highway 395 on dirt road leading to s end Goose Lake (headwaters North Fork Pit River); , s end Goose Lake Comment
  UC748039  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-11 4963 Modoc slope w Eight Mile Creek (ne corner of Modoc County); slope w of Eight Mile Creek Comment
  UCLA72420  Agastache urticifolia Frances D. Payne 1932-6-26 607 Modoc Parker Creek 1828 Comment
  UC104565  Agastache urticifolia Mrs. R. M. Austin July 1874 Modoc Willow Creek Comment
  CAS-BOT-BC21367  Agoseris aurantiaca Bruce Bartholomew 1990-8-4 5622 Modoc Slope on N side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts. 2380 Comment
  RSA101366  Agoseris glauca var. dasycephala R. Weatherby 1955-7-8 1617 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 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
  UC29350  Agoseris heterophylla var. heterophylla Milo S. Baker 1893-6-15 Modoc near, rocky slope Pitt River Comment
  JEPS5993  Agoseris parviflora Frances D. Payne 1932-6-26 612 Modoc s and e, on high ridges n of Parker Creek Alturas; Warner Mountains, Parker Creek 1828 Comment
  RSA27436  Agoseris parviflora C. L. Hitchcock 1940-5-27 6707 Modoc 15 miles NE of Alturas. 1677 Comment
  HSC80913  Agropyron cristatum G. M. Riegel 1979-7-5 494 Modoc S Warner Mtns. 2100 Comment
  SD61031  Agropyron cristatum Darley F. Howe 1964-8-2 Modoc Vacant lot, Alturas. 1280 Comment
  JEPS119857  Agropyron cristatum subsp. pectinatum Lowell Ahart, John Dittes 2012-7-11 18346 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of Country Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  CAS-BOT-BC242376  Agrostis exarata Bruce Bartholomew 1989-8-11 5097 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  JEPS123866  Agrostis exarata Lowell Ahart, John Dittes 2015-7-16 20394 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1024930  Agrostis exarata Leo Whitney 1935-6-29 3347 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD52339  Agrostis exarata L. D. Whitney 1935-7-24 s.n. Modoc near Hackamore. Comment
  UCD53116  Agrostis pallens L. Whitney 1935-7-6 s.n. Modoc Pit River. Stone Coal Valley. Comment
  CHSC112045  Agrostis stolonifera Lowell Ahart; John Dittes 2012-7-10 18323 Modoc On dry soil, along the south side of the drainage, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SJSU9634  Agrostis stolonifera W. Savage 1979-7-7 1453 Modoc Triangle, west side of Fairchild Swamp Unit, Modoc National Forest 1493 Comment
  JEPS68412  Agrostis thurberiana Leland S. Smith 1918-6-23 966 Modoc High Grade Modoc Forest, Lily Lake 2286 Comment
  CAS-BOT-BC190683  Aliciella micromeria Bruce Bartholomew 1990-6-17 5336 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  HSC17011  Aliciella micromeria M. T. Milligan 1964-6-20 48 Modoc E A St. near Hwy. 395, Alturas 1372 Comment
  RSA534554  Aliciella micromeria Bruce Bartholomew 1991-5-24 5695 Modoc Surprise Valley, 5.1 km E of Eagleville 1370 Comment
  POM229968  Alisma gramineum L. C. Wheeler 1935-8-18 3890 Modoc 2 miles northeast of Alturas 1357 Comment
  UC985667  Alisma gramineum Malcolm A. Nobs and S. Galen Smith 1949-7-22 1065 Modoc bottom of dry canals at south fork of Pit River; Likely Comment
  UCR143477  Alisma gramineum L. C. Wheeler 1935-8-18 3890 Modoc Great Basin Province; Modoc Plateau, 2 miles northeast of Alturas 1357 Comment
  RSA210808  Alisma triviale Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39088 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC445447  Alisma triviale Robert F. Thorne; C. W. Tilforth 1969-9-4 39056 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1432 Comment
  CAS-BOT-BC245009  Allium acuminatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16383 Modoc 5 mi. E of 299 along Cedar Pass road. Comment
  CAS-BOT-BC245017  Allium acuminatum Bruce Bartholomew 1991-6-23 5876 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  RSA164387  Allium acuminatum Clare B. Hardham 1961-6-18 7566 Modoc East side Cedar Pass. 1524 Comment
  SEINET8111958  Allium acuminatum M. J. Williams 1969-1 Modoc Comment
  SEINET8111991  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  UC1299633  Allium acuminatum Freed W. Hoffman 1955-7-13 4105 Modoc 1 mi e Cedar Pass Campground (rocky ridge on n side of road, Highway 8A now rt. 299); Modoc National Forest 1737 Comment
  CAS-BOT-BC245001  Allium amplectens Bruce Bartholomew 1991-6-21 5830 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  HSC29864  Allium amplectens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19477 Modoc Upper Rush Creek Campground about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS79133  Allium campanulatum L. R. Heckard with R. Bacigalupi 1980-6-10 5235 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  CHSC118295  Allium geyeri var. tenerum L. P. Janeway 2016-5-17 12038 Modoc Modoc Plateau. Devils Garden area; where Reoad 45N06 crosses Logans Slough; about 3.2 air-km morth of Big Sage Reservior. 1494 Comment
  SEINET3884708  Allium lemmonii D. W. McNeal 1983-6-6 2849 Modoc In a road side depression (vernal pool?) beside Highway #139, 7.4 miles NW of the junction of Highway #299.; 0 Comment
  CAS-BOT-BC244964  Allium platycaule Gordon H. True 1964-6-3 1456 Modoc N Fork of Pit River between Alturas and Goose Lake. 1432 Comment
  CAS-BOT-BC244965  Allium platycaule Mrs. H. C. Cantelow 1940-6-1 3897 Modoc E of Alturas. Comment
  CAS-BOT-BC244972  Allium platycaule John Thomas Howell 1934-6-11 11920 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC244976  Allium platycaule Alice Eastwood; John Thomas Howell 1940-6-13 8187 Modoc W side of Cedar Pass. Comment
  RSA27874  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 miles northeast of Alturas. 1616 Comment
  SEINET188106  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 miles nrotheast of Alturas. 1615 Comment
Read comments
Dec 2 2014
  UC1036004  Allium platycaule Helen K. Sharsmith 1955-6-22 4484 Modoc just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  UCR267413  Allium platycaule Jim Andre, Glenn L. Clifton 1993-6-12 29995 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  SEINET3878894  Allium platycaule D. W. McNeal 1980-6-2 2341 Modoc On a hillside above Hwy #395, 9.7 mi S of Davis Creek.; 0 Comment
  UC1094749  Allium platycaule Francia Chisaki 1956-5-29 865 Modoc 9.8 mi w Cedarville; Modoc National Forest Comment
  SEINET198608  Allium siskiyouense Annie M. Alexander, L Kellogg 1946-6-8 4702 Modoc Near 3 mi Ranger Station sign rd from Eagleville to Patterson Mill 2225 Comment
  JEPS127595  Allium tolmiei var. tolmiei L. P. Janeway 2016-5-16 11971 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. McGinty Reservoir 7.5' Quad. Comment
  JEPS127596  Allium tolmiei var. tolmiei L. P. Janeway, B. Castro 2016-5-18 12063 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road km N of Road 73/181/47N09. Comment
  UC1036059  Allium tolmiei var. tolmiei Annie M. Alexander and Louise Kellogg 1946-6-26 4835 Modoc Dismal Swamp, n. end of Warner Mts. Warner Mts., Dismal Swamp 2255 Comment
  CAS-BOT-BC190745  Allophyllum gilioides subsp. gilioides Bruce Bartholomew 1995-5-12 6899 Modoc Near NE side of Day Rock above Little Hot Spring Valley. 1310 Comment
  HSC8877  Alopecurus aequalis M. T. Milligan 1964-7-25 171 Modoc Pine Creek Basin, along trail. 2439 Comment
  JEPS119858  Alopecurus carolinianus Lowell Ahart, John Dittes 2012-7-12 18357 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC242339  Alopecurus geniculatus James D. Jokerst 1983-5-31 1800 Modoc Near Signal Butte. 1340 Comment
  SJSU9640  Alopecurus geniculatus W. Savage 1979-7-7 1455 Modoc Triangle, west side of Fairchild Swamp unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1024851  Alopecurus geniculatus Leo Whitney 1935-6-9 3198 Modoc White Horse lake (Flat) near White Horse Comment
  UC1100225  Alopecurus geniculatus Herbert L. Mason, Malcolm A. Nobs, and S. Galen Smith 1949-5-29 764 Modoc 2 mi. e. Adin Comment
  SEINET10971739  Alopecurus pratensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2614 Modoc 4 mi s of davis creek on us hwy 395, in very mesic grassland sedge meadow, Lupines very sparse and approximately a week or more behind the flowering of Those near alturas. 1402 Comment
  CAS-BOT-BC58601  Alyssum simplex S. Saufferer 1973-5-5 131 Modoc About 7.5 mi. S of Pine Creek along Highway 395. Comment
  CAS-BOT-BC58604  Alyssum simplex James Vale 1981-5-21 Modoc Alturas. Comment
  UC1585856  Alyssum simplex Barbara Ertter 1988-6-18 7607 Modoc w. side hwy 139 just s. of where it crosses railroad at jct to Clear Lake (n.e. of Dry Lake, e. of Lava Beds National Monument) 1249 Comment
  CAS-BOT-BC497471  Alyssum simplex Margaret J. Williams 1988-5-28 88 -19/4 Modoc Hwy 395, intersection with Davis Creek Road Comment
  RSA768066  Amaranthus powellii L. Ahart, John Dittes 2010-8-31 17107 Modoc East side of Elkins Lane, about 100 yrds north of bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley 1268 Comment
  UC1191385  Amaranthus retroflexus Herbert L. Mason, Verne Grant 1947-7-10 13343 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  HSC41463  Amelanchier pallida J. P. Smith, J. O. Sawyer 1972-5-6 5282 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  HSC80690  Amelanchier pallida G. M. Riegel 1976-7-3 452 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC217087  Amelanchier utahensis Roxana Stinchfield Ferris; R. Duthie 1919-6-15 138 Modoc Below Modoc Nat. Forest Boundary along Parker Creek. Comment
  CAS-BOT-BC217097  Amelanchier utahensis Elmer Ivan Applegate 1929-6-25 5901 Modoc Cottonwood Creek, E side of Goose Lake. Comment
  UC1127787  Amelanchier utahensis R. C. Wilson 1933-6-4 36 Modoc Rush Creek; Modoc National Forest, Canby Quad. 1463 Comment
  UCSB18015  Amelanchier utahensis Haller, John 1962-6-8 Modoc Slopes adjacent to South Fork of the Pit River, near Little Meadows Campground, Likely-Eagleville Road about 8 miles East of Likely, Warner Mountains 1584 Comment
  CAS-BOT-BC245114  Amphiscirpus nevadensis Edward Kent Balls 1950-5-13 14668 Modoc Goose Lake, E shore near Willow Ranch. 1463 Comment
  CAS-BOT-BC245115  Amphiscirpus nevadensis Herbert Louis Mason; Verne Grant 1947-7-12 13436 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  HSC3507  Amsinckia intermedia M. T. Milligan 1964-6-20 73 Modoc 1 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  CAS-BOT-BC54158  Amsinckia menziesii John Thomas Howell 1934-6-16 12218 Modoc 5 mi. from Adin on road to Alturas. Comment
  JEPS126551  Amsinckia menziesii Lowell Ahart, John Dittes 2016-6-6 20942 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
  RSA0089940  Amsinckia menziesii Verne Grant, Irving Schneider 1947-7-18 8044 Modoc Eastside Canal, 5 miles north of Bayley s bridge, south of Alturas. Comment
  UC1191835  Amsinckia menziesii var. menziesii Verne Grant, Irving Schneider 1947-7-18 8044 Modoc 5 mi n Bayley's Bridge (s of Alturas); Eastside Canal Comment
  CAS-BOT-BC54159  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-13 8162 Modoc Fort Bidwell. Comment
  SJSU9567  Ancistrocarphus filagineus W. Savage 1979-7-3 1309 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC15612  Antennaria argentea John Thomas Howell 1934-7-1 12316 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC15620  Antennaria argentea Bruce Bartholomew; Barrett Anderson 1988-7-22 4535 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  UC748335  Antennaria argentea Annie M. Alexander and Louise Kellogg 1946-6-17 4785 Modoc Cedar Pass Road 1767 Comment
  SEINET6735044 Image available Antennaria argentea M. J. Williams 1984-6-29 84- 72 -2 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  UC485205  Antennaria dimorpha Franklin P. Nutting Modoc Egg Lake Comment
  UC71587  Antennaria dimorpha Mrs. M. H. Manning 1903-3 75 Modoc near, (north-eastern Modoc County) Fort Bidwell Comment
  JEPS33941  Antennaria dimorpha L. S. Smith 1918-1-1 770 Modoc Modoc National Forest Comment
  SEINET9367775  Antennaria flagellaris Unknown 2000-6-1 1358 Modoc Modoc Comment
  CAS-BOT-BC15588  Antennaria geyeri John Thomas Howell 1934-6-30 12255 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC15589  Antennaria luzuloides Ethel S. Willits 1940-5-4 209 Modoc Willow Ranch 1371 Comment
  CAS-BOT-BC58684  Antennaria luzuloides Mrs. R. M. Austin 1894-6-1 s.n. Modoc Dry valley near Willow Creek Comment
  RSA606135  Antennaria rosea L. C. Wheeler 1935-8-8 3808 Modoc Warner Mountains: N Fork Bidwell Creek. 2378 Comment
  UC190692  Antennaria rosea M. F. Gilman 646 Modoc 1676 Comment
  CAS-BOT-BC15558  Antennaria rosea subsp. rosea Annie Montague Alexander; L. Kellogg 1946-7-11 4973 Modoc Mesa W of Eight Mile Creek. Comment
  CAS-BOT-BC15559  Antennaria rosea subsp. rosea Annie Montague Alexander; L. Kellogg 1946-6-27 4847 Modoc Highgrade, top of ridge 2 mi. by road from Dismal Swamp. 2377 Comment
  JEPS114837  Apera interrupta Lowell Ahart, John Dittes 2008-6-21 14995 Modoc On damp soil, along the edge of the dying pond, north of the large culvert, east side of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of 1255 Comment
  RSA0059602  Apera interrupta Lowell Ahart, John Dittes 2011-6-21 17520 Modoc About 130 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
  CHSC85394  Apocynum androsaemifolium John Dittes; Josephine Guardino 1991-8-24 458 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  HSC65292  Apocynum androsaemifolium J. P. Smith, J. O. Sawyer 1973-8-9 7261 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  RSA503044  Apocynum androsaemifolium subsp. pumilum K. Paulson, R. Paulson 1988-7-13 77 Modoc Clear Lake area, Warner Mountains 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-BC218334  Aquilegia formosa var. formosa Elmer Ivan Applegate 1933-8-2 8080 Modoc Mill Creek Meadows, 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-BC218340  Aquilegia formosa var. formosa Leland S. Smith 1920-7-13 1176 Modoc Grizzley's. 1554 Comment
  CAS-BOT-BC218349  Aquilegia formosa var. formosa John Thomas Howell 1934-6-11 11952 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC218341  Aquilegia formosa var. formosa P. Monnet 1913-7-7 861 Modoc Warner's Range 2286 Comment
  UC10399 Image available Arabis davidsonii Mrs. C. C. Bruce Jun 1892 2250 Modoc Lake City mt Comment
  HSC81077  Arabis drummondii G. M. Riegel 1980-8-13 1042 Modoc S Warner Mtns. 1829 Comment
  SEINET5340266  Arabis holboellii var. pendulocarpa R. C. Rollins, K. 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
  NY119625  Arabis subpinnatifida B. M. Bartholomew 1988-5-13 4177 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mtns. 1450 Comment
  CAS-BOT-BC95648  Arctostaphylos nevadensis Bruce Bartholomew 1995-7-31 7103 Modoc E side of the Warner Mts. near crest and just N of the headwaters of the S fork of Davis Creek. 2320 Comment
  CAS-BOT-BC95649  Arctostaphylos nevadensis Belknap C. Goldsmith 1911-6-14 31 Modoc N Fork Davis Creek. 1920 Comment
  CAS-BOT-BC95657  Arctostaphylos patula Doris K. Kildale 1926-9-11 2774 Modoc Between Alturas and the Oregon line. 1371 Comment
  UCR34702  Arenaria J. A. Harpel 1981-8-6 V 28 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  JEPS51492  Arenaria aculeata Frances D. Payne 1929-6-13 8 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS35871  Arnica chamissonis Frances D. Payne 1931-6-29 295 Modoc e of Warren Peak; Owl Creek, Warner Mts. 2133 Comment
  UCD149890  Arnica chamissonis Harry A. George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  CAS-BOT-BC15573  Arnica chamissonis subsp. foliosa M. Vasey 1990-6-30 9031 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  POM260005  Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA504670  Arnica cordifolia K. Paulson, R. Paulson 1988-6-11 25 Modoc Parker Creek Road, W side of the Warner Mountains 1524 Comment
  UC1037303  Arnica cordifolia Leo Whitney 1934-5-5 1608 Modoc 15 mi w of, (at Happy Camp) Canby; Modoc National Forest, Happy Camp 1463 Comment
  HSC81145  Arnica cordifolia G. M. Riegel 1980-7-12 864 Modoc South Warner Mountains 1670 Comment
  UC29604  Arnica cordifolia Mrs. R. M. Austin and Bruce 1898-6-1 2165 Modoc Lake City Canon Comment
  CAS-BOT-BC15279  Arnica longifolia Amos Arthur Heller 1941-6-26 16226 Modoc Adin Pass. 1577 Comment
  CAS-BOT-BC15283  Arnica longifolia Leland S. Smith 1918-8-28 1055 Modoc Patterson Lake and Owl Creek. 2438 Comment
  CAS-BOT-BC15291  Arnica mollis R. M. Austin 1898-7-1 2183 Modoc Head Davis Creek. Comment
  RSA606144  Arnica mollis L. C. Wheeler 1935-8-14 3855 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  CAS-BOT-BC15294  Arnica nevadensis Robert Patterson; Mona Bourell 1993-8-14 5217 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC15296  Arnica sororia Roxana Stinchfield Ferris; R. Duthie 1919-6-15 143 Modoc Along Parker Creek below Modoc National Forest boundary. Comment
  HSC81047  Arnica sororia G. M. Riegel 1979-7-14 541 Modoc South Warner Mountains 1670 Comment
  JEPS118462  Arnica sororia Lowell Ahart, John Dittes 2011-6-21 17530 Modoc Moist meadow, on south edge of Ash Creek Floodplain, 1.8 miles (air) east of Elkins Lane, 1.2 miles (air) south of County Road 87, 2.5 miles (air) west of Adin, Big Valley 1267 Comment
  JEPS35908  Arnica sororia Frances D. Payne 1931-6-20 203 Modoc s and e Alturas; Waner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC242406  Arrhenatherum elatius L. D. White 1953-10-1 s.n. Modoc Briles orchard, Davis Creek. Comment
  UCD35726  Artemisia arbuscula Beecher Crampton 1960-6-17 5692 Modoc McKay flat, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station. 1280 Comment
  CAS-BOT-BC15215  Artemisia arbuscula subsp. arbuscula George Henry Ward 1950-4-16 957 Modoc Foot of hills E of Goose Lake, ca. 35 mi. N of Alturas. Comment
  CAS-BOT-BC15253  Artemisia cana subsp. bolanderi Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10562 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  HSC4720  Artemisia douglasiana M. T. Milligan 1966-8-12 651 Modoc East of Jess Valley 1646 Comment
  CHSC96351  Artemisia ludoviciana subsp. incompta Richard R. Halse 2006-8-4 6994 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  HSC81039  Artemisia ludoviciana subsp. incompta G. M. Riegel 1980-8-21 1094 Modoc South Warner Mountains 2100 Comment
  RSA504654  Artemisia ludoviciana subsp. incompta Bruce Bartholomew, B. Anderson 1988-7-23 4592 Modoc Pine Creek, 4 km E of U. S. Highway 395 on the road to Lily Lake, Warner Mountains. 1620 Comment
  CHSC106199  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2010-8-31 17099 Modoc On the east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115570  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2015-7-15 20343 Modoc Hillside, about 400 yeards northeast of the old barn, on the south side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1269 Comment
  CAS-BOT-BC15203  Artemisia spinescens Bruce Bartholomew 1991-6-22 5842 Modoc Surprise Valley, 5.6 km E of Eagleville. 1370 Comment
  CDA19675  Artemisia tridentata G. D. Barbe 1991-8-27 4439 Modoc Modoc Plateau; Warner Mts 2316 Comment
  HSC81038  Artemisia tridentata subsp. tridentata G. M. Riegel 1979-7-28 615 Modoc South Warner Mountains 1739 Comment
  CAS-BOT-BC15698  Asclepias cordifolia Elmer Ivan Applegate 1897-5-31 850 Modoc 15 mi. SE of Dry Lake on road to Alturas. Comment
  CAS-BOT-BC15699  Asclepias cordifolia Bruce Bartholomew; Barrett Anderson 1988-7-21 4463 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC15660  Asclepias fascicularis Bruce Bartholomew 1991-8-4 6010 Modoc Kelly Draw, Round Valley, 2 km E of Hwy 299 on County Road 86. 1310 Comment
  CDA39838  Asclepias fascicularis C. B. Greenbank 1974-7-3 s.n. Modoc 3 miles southwest of Newell, Tulelake area. 0 Comment
  CAS-BOT-BC54173  Asperugo procumbens Gordon H. True 1964-6-3 1450 Modoc Alturas. 1432 Comment
  UC1191653  Asperugo procumbens Herbert L. Mason and Verne Grant 1947-7-12 13416 Modoc s. of Alturas (Pit R. Valley near s. end of w. side of rd.); Pit R. Valley Comment
  UCD119131  Asperugo procumbens John C. Hays 1947-5-26 s.n. Modoc Near Fort Bidwell. Comment
  CAS-BOT-BC180154  Astragalus Annie Montague Alexander; L. Kellogg 1946-6-10 4717 Modoc Slope facing Lower Lake, lava bench below Lower and Snake lakes. Comment
  CAS-BOT-BC180155  Astragalus Leland S. Smith 1924-5-31 1351 Modoc Egg Lake Ranch S of house. Comment
  RSA0029192  Astragalus curvicarpus John F. Emmel 1997-6-8 1492 Modoc Along Hwy 395 ca. 5.5 road mi south of Alturas, 0.6 road mi south of highway crossing of South Fork Pit River. 1341 Comment
  CAS-BOT-BC218214  Astragalus curvicarpus var. curvicarpus E. S. Willits 1940-5-21 285 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC218223  Astragalus curvicarpus var. curvicarpus James D. Jokerst 1983-5-31 1813 Modoc Near Signal Butte. 1340 Comment
  NY803546  Astragalus curvicarpus var. curvicarpus R. M. Austin 06 1898 2212 Modoc Comment
  UC862747  Astragalus curvicarpus var. curvicarpus Lewis S. Rose 1940-6-11 40513 Modoc Canby 1325 Comment
  CAS-BOT-BC182062  Astragalus filipes Leo David Whitney 1934-5-20 1924 Modoc Banks of Lost River near Clear Lake. 1463 Comment
  CAS-BOT-BC182066  Astragalus filipes C. L. Hitchcock 1940-5-27 6650 Modoc 9 mi. NE of Alturas. 1402 Comment
  CAS-BOT-BC182075  Astragalus filipes L. A. M. Black 1894-6-1 76 Modoc Davis Creek. Comment
  UC585106  Astragalus filipes E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1799 Modoc hill above Lake City; hill above Lake City 1524 Comment
  UCR18554  Astragalus filipes Frank C. Vasek 1975-7-11 750711- 41 Modoc Modoc Plateau, Modoc National Forest, near Willow Springs Ranger Station. 1516 Comment
  HSC14513  Astragalus filipes R. C. Wunner 1965-6-26 282 Modoc Lava Beds N. M., .1 mi. from Blue Eyes Point by side of road. Comment
  RSA0006759  Astragalus filipes H. D. Ripley, R. C. Barneby 1944-5-31 5993 Modoc Mesa NW of Alturas. 1372 Comment
  SEINET948297  Astragalus filipes Ira L. Wiggins 1967-1 16433 Modoc South-facing slope 4 miles E of summit of Cedar Pass, between Alturas and Caderville Comment
  CHSC112420  Astragalus lemmonii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18766 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS120883  Astragalus lemmonii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18766 Modoc About 300 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  UC13402  Astragalus lentiginosus var. lentiginosus Milo S. Baker 1893-6-2 Modoc Comment
  NY676223  Astragalus malacus B. M. Bartholomew 1993-5-10 6449 Modoc At the Nevada border directly east of Eagleville, east side of Surprise Valley 1520 Comment
  SJSU9576  Astragalus obscurus W. Savage 1979-7-3 1330 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC182029  Astragalus purshii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16505 -A Modoc 22 mi. W of Canby along Highway 139. Comment
  CAS-BOT-BC182033  Astragalus purshii E. S. Willits 1940-4-27 197 Modoc Near quarantine station, Alturas. Comment
  HSC81083  Astragalus whitneyi G. M. Riegel 1980-7-14 872 Modoc South Warner Mtn. 1829 Comment
  SEINET10936502  Astragalus whitneyi var. confusus Jeffrey Huber 1971-6-3 Huber 95 Modoc 5 mi s of canby on calif hwy 299, lupinus heavily carpeting hillsides of large Basaltic boulders, sparse juniper, artemesia, purshia, poa assoc. 1280 Comment
  CAS-BOT-BC181992  Astragalus whitneyi var. lenophyllus M. Vasey 1990-6-29 9023 Modoc Along North Emerson Trail, near pass. South Warner Wilderness. 2377 Comment
  CAS-BOT-BC181996  Astragalus whitneyi var. lenophyllus M. M. Hanna 1956-6-4 Modoc Lava mesa along highway to Cedarville. Comment
  CAS-BOT-BC182016  Astragalus whitneyi var. lenophyllus Annie Montague Alexander; L. Kellogg 1946-7-23 5043 Modoc Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC182020  Astragalus whitneyi var. lenophyllus Elmer Ivan Applegate 1932-8-1 8015 Modoc Warren Peak, Warner Mts. Comment
  CAS-BOT-BC182021  Astragalus whitneyi var. lenophyllus John H. Hatton 1911-6-9 2 Modoc Sagebrush flat near Adin. Comment
  CAS-BOT-BC30208  Athyrium alpestre var. americanum Annie Montague Alexander; L. Kellogg 1946-7-23 5056 Modoc Emerson Peak, Warner Mts. Comment
  UC62694  Athyrium filix-femina var. cyclosorum Baker and Nutting 1894-9-5 Modoc near Forestdale Comment
  CAS-BOT-BC17523  Athysanus pusillus B. Bartholomew 1995-5-12 6900 Modoc Near northeast side of Day Rock above Little Hot Spring Valley. 1250 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
  UC1494952  Athysanus pusillus Reed C. Rollins and Kathryn W. Rollins 1981-6-1 81189 Modoc Cedar Summit between Alturas and Cedarville (off Cal. Hwy. 299); Cedar Summit 1889 Comment
  RSA624445  Atriplex argentea L. C. Wheeler 1935-9-4 3941 Modoc Goose Lake: McGinty Point. 1463 Comment
  UCR64884  Atriplex rosea George K. Helmkamp 1990-9-23 H- 7 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CDA2936  Atriplex rosea T. C. Fuller 1962-8-29 9483 Modoc Between road and canal of the South Fork of the Pit River, Pit River Ranch, ca. 5 miles north of Likeley. 0 Comment
  RSA624457  Atriplex rosea L. C. Wheeler 1935-10-10 4034 Modoc Alturas. 1356 Comment
  JEPS118231  Atriplex truncata Dean W. Taylor 1989-8-4 10425 Modoc Surprise Valley; between Middle Lake and Lower Lake, ca. 2.5 mi N of Eagleville 1231 Comment
  POM229214  Atriplex truncata L. C. Wheeler 1935-9-4 3941 Modoc McGinty Point, Goose Lake. 1463 Comment
  POM119140  Azolla filiculoides C. C. Bruce 1897-10-15 2114 Modoc Pitt River Comment
  CAS-BOT-BC30209  Azolla mexicana Herbert Louis Mason 1947-8-12 13503 Modoc Junction of North and South Forks of Pit River, Alturas. Comment
  SEINET10958200  Balsamorhiza hookeri LeRoy E. Detling 1948-5-24 Detling 6254 Modoc N. Fork Pit River. 1463 Comment
  RSA59763  Balsamorhiza hookeri var. lagocephala E. K. Balls 1950-5-14 14690 Modoc 0.2 mi. south of boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  CAS-BOT-BC15189  Balsamorhiza hookeri var. lanata Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 7.5 mi. W of Adin Pass Summit on U.S. Hwy. 299 Comment
  CAS-BOT-BC15130  Balsamorhiza sagittata Annie Montague Alexander; L. Kellogg 1946-6-10 4720 Modoc Lava bench between Lower and Snake lakes, on a slope facing Lower Lake Comment
  CAS-BOT-BC15135  Balsamorhiza sagittata F. Angwin 1946-4-21 Modoc Stone Coal Canyon near Adin. 1280 Comment
  CAS-BOT-BC106461  Balsamorhiza sagittata John H. Hatton 1911-6-10 15 Modoc Modoc National Forest 1767 Comment
  HSC5179  Balsamorhiza sagittata M. T. Milligan 1965-6-26 342 Modoc E slope 1677 Comment
  HSC81042  Balsamorhiza sagittata G. M. Riegel 1980-7-8 862 Modoc South Warner Mountains 1739 Comment
  CAS-BOT-BC58627  Barbarea orthoceras Betty J. Hammerly 1941-6-20 32 Modoc Just beyond Clear Lake. 1767 Comment
  CAS-BOT-BC58632  Barbarea orthoceras Alice Eastwood; John Thomas Howell 1940-6-12 8069 Modoc Between Likely and Jess Valley. Comment
  CHSC107331  Barbarea orthoceras Lowell Ahart; John Dittes 2011-6-21 17518 Modoc About 130 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
  UC615247  Barbarea orthoceras Beryl O. Schreiber 1934-6-10 1163 Modoc Lost Lake; Warner Mountains Comment
  NY529208  Bassia hyssopifolia B. M. Bartholomew 1990-7-21 5551 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  CAS-BOT-BC54222  Berberis aquifolium var. repens John Thomas Howell 1934-6-11 11981 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC1280792  Berberis aquifolium var. repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass; Warner Mts Comment
  RSA604675  Bergia texana L. C. Wheeler 1935-8-22 3910 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  CAS-BOT-BC54188  Betula glandulosa Bruce Bartholomew; Barrett Anderson 1988-7-23 4579 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC54189  Betula glandulosa Belknap C. Goldsmith 1910-6-1 12 Modoc Fandango Peak, Warner Mts. 2225 Comment
  RSA611424  Betula nana L. C. Wheeler 1935-8-15 3858 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  CAS-BOT-BC498654  Betula pumila L. S. Smith 1917-7-29 127 Modoc Modoc Forest: Bald Mt. 2346 Comment
  CAS-BOT-BC218108  Bistorta bistortoides Bruce Bartholomew 1992-5-16 6329 Modoc Lunsford Spring 1600 Comment
  NY407593  Bistorta bistortoides B. M. Bartholomew 1988-7-22 4545 Modoc Benton Meadow, Warner Mountains, Davis Creek 15' Quad. 2180 Comment
  CAS-BOT-BC15087  Blepharipappus scaber F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 mi NW of Adin. 1280 Comment
  CAS-BOT-BC15092  Blepharipappus scaber Lillian S. Mott 1976-5-29 5 LM76 Modoc Devil's Garden, N of Alturas. 1402 Comment
  CAS-BOT-BC15108  Blepharipappus scaber Bruce Bartholomew; Barrett Anderson 1989-6-1 4735 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC15109  Blepharipappus scaber James D. Jokerst 1983-5-31 1809 Modoc Near Signal Butte. 1340 Comment
  HSC41116  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3250 Modoc Modoc National Forest; along Hwy. 299 just N west of Adin Pass 1524 Comment
  JEPS5983  Blepharipappus scaber Frances D. Payne 1929-6-28 28 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC128043  Blepharipappus scaber David D. Keck; J. Clausen 1935-6-24 3725 Modoc 5 mi. S. of Likely 1402 Comment
  JEPS6015  Blepharipappus scaber Frances D. Payne 1932-6-22 579 Modoc s and e of Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  RSA185384  Blepharipappus scaber Clare B. Hardham 1961-6-18 6546 Modoc 3 miles SE of Cedar Pass. 1829 Comment
  SEINET7379327 Image available Blepharipappus scaber M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 28 -4 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  SEINET7379328 Image available Blepharipappus scaber M. J. Williams 1984-6-30 84- 75 -1 Modoc 27.4 miles N of Cedar Pass road on Hwt 395. 1295 Comment
  SEINET7379330 Image available Blepharipappus scaber L. C. Wheeler 1935-8-1 3725 Modoc Warner Mts., Pine Creek 1768 Comment
  UC468912  Blepharipappus scaber M. F. Gilman 653 Modoc 5000 ft Comment
  UC726571  Blepharipappus scaber A. A. Heller 1941-6-26 16219 Modoc 3 mi w of Canby (along U.S. 299); U.S. 299 Comment
  SEINET8734689 Image available Blepharipappus scaber var. scaber Margaret J. Williams 1984-1 84- 84 -4 Modoc NW of Alturas, 2.1 mi N of Hwy on the Crowder Flat road 1372 Comment
  JEPS52996  Boechera L. S. Smith 1917-7-2 815 Modoc Eagle Peak Warner Mts. 2316 Comment
Read comments
Feb 16 2008
  UC711847  Boechera divaricarpa Roxana S. Ferris and Laura Lorraine 1941-8-13 10516 Modoc Patterson Ranger Station, East Creek drainage Modoc National Forest, Warner Mts., East Creek 2164 Comment
  JEPS90233  Boechera lemmonii Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10440 Modoc Warner Mountains, e face of Emerson Peak, Emerson Creek drainage Emerson Peak; Warner Mountains, Emerson Peak 2560 Comment
  UC748072  Boechera platysperma Annie M. Alexander and Louise Kellogg 1946-8-1 5107 Modoc w slope Eagle Peak (below crest of divide); Warner Mountains Comment
  CAS-BOT-BC100297  Boechera puberula John Thomas Howell 1934-6-11 11935 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC14522  Boechera puberula B. Bartholomew 1991-6-21 5798 Modoc 1.6 km south of Davis Creek on US highway 395. 1450 Comment
  CAS-BOT-BC25532  Boechera retrofracta John Thomas Howell 1934-6-30 12267 Modoc Duncan Horse Camp. Comment
  UC117909  Boechera retrofracta unknown Jun 1894 209 Modoc Willow Creek Valley Comment
  CAS-BOT-BC25709  Boechera sparsiflora B. Bartholomew 1990-6-16 5273 Modoc Between roadhead and Pine Creek Basin, west side of Warner Mountains. 2180 Comment
  CAS-BOT-BC95738  Boechera sparsiflora Bruce Bartholomew; Barrett Anderson 1989-4-29 4668 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC95739  Boechera sparsiflora Bruce Bartholomew 1994-5-15 6694 Modoc Adjacent to Fee Reservoir. Ca. 10 km E of Fort Bidwell. 1590 Comment
  RSA0128826  Boechera sparsiflora E. K. Balls 1950-5-11 14606 Modoc W of Middle Lake. Between Eagleville and Cedarville. 1433 Comment
  UC2116  Bolboschoenus fluviatilis Milo S. Baker 1893-7-2 Modoc Egg Lake Comment
  CHSC106188  Bolboschoenus maritimus subsp. paludosus Lowell Ahart; John Dittes 2010-8-31 17135 Modoc Edge of a pond, about 400 yards west of Elkins Lane and 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
  JEPS120504  Brickellia grandiflora B. Castro and L. P. Janeway 2012-7-24 1948 Modoc Warner Mountains. Along Forest Road / county Road 2 (the road from New Pine Creek to Fort Bidewell) 0.6 air mi west of Lily Lake and 0.9 air mi northwest of Yellow Mountain. Comment
  CAS-BOT-BC244939  Brodiaea coronaria subsp. coronaria Barrett Anderson 1986-7-9 3141 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC244944  Brodiaea coronaria subsp. coronaria John Thomas Howell 1934-6-30 12272 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC242402  Bromus briziformis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16374 Modoc Junction of Cedar Pass road and Hwy 299, 5.5 mi. N of Alturas. Comment
  RSA126904  Bromus briziformis Leo D. Whitney 1934-5-19 2169 Modoc Devils Garden (timbered mts.) 1585 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
  UCD32690  Bromus briziformis Beecher Crampton 1954-7-6 2103 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  SEINET4344995  Bromus briziformis M. J. Williams, J. Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  JEPS69180  Bromus carinatus var. carinatus Leland S. Smith 1918-6-22 971 Modoc Modoc National Forest, Pine Creek Canyon Pine Creek Canyon; Modoc National Forest, Pine Creek Canyon 2133 Comment
  JEPS69182  Bromus carinatus var. carinatus Leland S. Smith 1917-7-10 104 Modoc Modoc National Forest, Granger Mill Granger Mill; Modoc National Forest, Granger Mill 1889 Comment
  UC1024738  Bromus carinatus var. carinatus Leo Whitney 1934-5-19 3043 b Modoc Modoc National Forest, Timbered Mountains, Devil's Garden Devil's Garden; Modoc National Forest, Timbered Mountains, Devil's Garden 1524 Comment
  UC1024964  Bromus carinatus var. carinatus Leo Whitney 1935-7-6 3446 Modoc Pit River near Lookout; Pit River Comment
  UC1137106  Bromus carinatus var. carinatus August L. Hormay 1932-7-15 Modoc Crowder Flat Ranger Station Comment
  UCD59096  Bromus carinatus var. marginatus Leo Whitney 1934-5-19 3043 b Modoc Timbered Mountains. Devil's Garden, Modoc National Forest, northeast portion of county. 1524 Comment
  UCD58483  Bromus commutatus L. D. Whitney 1935-8-10 s.n. Modoc Pit River. Alturas. Comment
  UC1024895  Bromus diandrus Leo Whitney 1935-5-23 3119 Modoc 15 mi nw of Canby (Hackamore, Modoc National Forest, Lake Joaquina); Hackamore, Modoc National Forest, Lake Joaquina 1463 Comment
  CHSC110895  Bromus japonicus Lowell Ahart; John Dittes 2012-7-10 18313 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
  UC1024932  Bromus madritensis subsp. rubens Leo Whitney 1935-6-29 3345 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore, Lake Joaquina); Modoc National Forest, Hackamore, Lake Joaquina 1463 Comment
  HSC9255  Bromus orcuttianus M. T. Milligan 1966-7-29 605 Modoc West slope of Eagle Peak 1921 Comment
  UC53739  Bromus orcuttianus unknown Modoc California Comment
  CAS-BOT-BC242452  Bromus tectorum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 157 Modoc Parker Creek. Comment
  CAS-BOT-BC242456  Bromus tectorum Clare Butterworth Hardham 1961-6-17 7524 Modoc Cedar Pass Camp Ground. Comment
  JEPS69220  Bromus tectorum L. S. Smith 1917-7-24 145 Modoc Warner Mountains, Joseph Creek Joseph Creek; Warner Mountains, Joseph Creek 1706 Comment
  SEINET3923573  Bromus tectorum Leo Whitney 1935-5-26 3155 Modoc Ash Ceek, 10 miles east of Adin.; 0 Comment
  JEPS52603  Calandrinia ciliata Milo S. Baker 1893-7-1 Modoc shore Egg Lake 1371 Comment
  HSC3805  Callitriche heterophylla M. T. Milligan 1966-8-11 648 Modoc E of Jess Valley 1768 Comment
  CAS-BOT-BC95098  Callitriche palustris Bruce Bartholomew 1995-7-30 7069 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  CAS-BOT-BC95099  Callitriche palustris Bruce Bartholomew; Barrett Anderson 1990-7-19 5436 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC95102  Callitriche palustris Bruce Bartholomew 1991-10-13 6120 Modoc Dismal Swamp, N end of Warner Mts. 2200 Comment
  RSA210862  Callitriche verna R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39113 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC85788  Calocedrus decurrens A. D. Borden 1911-8-9 s.n. Modoc Buck Creek Ranger Station S. of Shields Cr. Comment
  CAS-BOT-BC244931  Calochortus leichtlinii K. Paulson; Robert Paulson 1989-7-12 177 Modoc Ca. 2 mi. N of Mill Creek Falls, W side of Warner Mts. 1920 Comment
  CAS-BOT-BC244928  Calochortus longebarbatus var. longebarbatus Dean William Taylor; G. L. Clifton 1987-6-24 9058 Modoc Egg Lake. Border of wet meadow tributary to lakebed. 1280 Comment
  UC1036061  Calochortus macrocarpus Annie M. Alexander and Louise Kellogg 1946-7-5 4907 Modoc w of Lower Lake; Lava Cliff Comment
  POM290693  Calochortus macrocarpus Lyman Benson 1930-7-20 2233 Modoc 15 miles north Alturas, Warner Mountains Comment
  UC725405  Calochortus macrocarpus A. A. Heller 1940-6-29 15747 Modoc about 5 mi w Alturas (on U.S. Highway 299) Comment
  CAS-BOT-BC217326  Caltha leptosepala Bruce Bartholomew 1991-6-21 5800 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  HSC17648  Calyptridium umbellatum M. T. Milligan 1965-7-10 420 Modoc W slope of Eagle Peak 2744 Comment
  UC7759  Calyptridium umbellatum Mrs. R. M. Austin and Bruce June 1898 2225 Modoc Goose Lake Valley Comment
  UC7768  Calyptridium umbellatum Milo S. Baker 1893-6-30 Modoc Egg Lake 1371 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
  POM71021  Calystegia occidentalis subsp. occidentalis Mrs. R. M. Austin 1895-07 422 Modoc Goose Lake Valley. Comment
  HSC80944  Calystegia occidentalis subsp. occidentalis G. M. Riegel 1979-7-21 588 Modoc S Warner Mtns. 1670 Comment
  UC912344  Calystegia occidentalis subsp. occidentalis F. H. Frost 1924-7-24 123 Modoc Jess Valley , Jess Valley (Warner Mts.) Comment
  UC1037228  Camassia quamash subsp. breviflora Leo Whitney 1934-5-13 1742 Modoc ene of Clear Lake (Weed Valley in northern part of county); Weed Valley 1524 Comment
  UCD149892  Camelina microcarpa William Anderson 1963-5-5 s.n. Modoc Alturas. Comment
  CAS-BOT-BC191127  Camissonia andina Alice Eastwood; John Thomas Howell 1940-6-13 8118 Modoc Surprise. Comment
  NY850969  Camissonia boothii subsp. alyssoides B. M. Bartholomew 1993-5-10 6451 Modoc At the Nevada border directly east of Eagleville, east side of Surprise Valley 1520 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
  JEPS31704  Camissonia contorta L. S. Smith 1918-7-20 1197 Modoc Round Valley Comment
  HSC80894  Camissonia subacaulis G. M. Riegel 1980-7-22 918 Modoc S Warner Mtns. 2100 Comment
  POM204164  Camissonia subacaulis J. T. Howell 1934-6-14 12112 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  HSC16516  Camissonia tanacetifolia M. T. Milligan 1964-4-25 Modoc S end of Lower Cummings Reservoir, along base of dam Comment
  CAS-BOT-BC191079  Camissonia tanacetifolia subsp. tanacetifolia Barrett Anderson 1986-7-9 3147 Modoc Crowder Flat Rd, 3.2 km off Hwy 299. 1510 Comment
  HSC6657  Cardamine breweri M. T. Milligan 1964-7-25 177 Modoc Pine Creek Basin, along trail. 2439 Comment
  UC711893  Cardamine breweri Roxana S. Ferris and Laura Lorraine 1941-8-13 10527 Modoc Patterson Ranger Station Modoc National Forest, Warner Mts, East Creek drainage (East Creek drainage, Warner Mountains) 2164 Comment
  CAS-BOT-BC58428  Cardamine breweri var. breweri Alice Eastwood; John Thomas Howell 1940-6-13 8166 Modoc Cedarville. Comment
  CAS-BOT-BC58429  Cardamine breweri var. breweri Alice Eastwood; John Thomas Howell 1940-6-13 8166 Modoc Cedarville. Comment
  CAS-BOT-BC58468  Cardamine breweri var. breweri Bruce Bartholomew 1992-5-16 6330 Modoc S end of Sweagert Flat. 1840 Comment
  CAS-BOT-BC58469  Cardamine breweri var. breweri Elmer Ivan Applegate 1932-8-3 8109 Modoc East branch of Mill Creek, near Eagle Peak, Warner Mts. Comment
  POM95593  Cardamine pensylvanica Mrs. R. M. Austin 1895-06 69 Modoc Goose Lake. Ross Canyon. Comment
  CDA3734  Cardaria pubescens T. C. Fuller 1959-7-8 4714 Modoc Highway 139, chain station, 5.4 miles north of Canby. 0 Comment
  CAS-BOT-BC242328  Carex abrupta Robert Patterson; Mona Bourell 1993-8-14 5219 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC242331  Carex abrupta Bruce Bartholomew; Barrett Anderson 1988-7-23 4575 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  HSC96141  Carex amplifolia Juha Pykala, D. H. Norris 1987-5-27 1015 Modoc Modoc National Forest, Lower Rush Creek Campground, Rush Creek 1427 Comment
  UC1036070  Carex aquatilis Annie M. Alexander and Louise Kellogg 1946-7-19 5033 Modoc Benton Meadow Warner Mountains, Benton Meadow 2072 Comment
  CAS-BOT-BC242372  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-7-18 5023 Modoc Benton Meadow. 2072 Comment
  UC1537644  Carex athrostachya Gordon H. True Jr. 1939-6-13 997 Modoc near Likely; Pit River Comment
  UC189590  Carex aurea Milo S. Baker Modoc Big Valley Mts. Comment
  JEPS124307  Carex douglasii Lowell Ahart, John Dittes 2015-7-15 20338 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  CAS-BOT-BC242364  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC242365  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Dismal Swamp. 2240 Comment
  CHSC109462  Carex illota L. P. Janeway; B. Castro 2012-7-27 11022 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  RSA101501  Carex illota R. Weatherby 1955-7-7 1603 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  SD46734  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Warner Mountains; Dismal Swamp; common in boggy meadow with Populus tremuloides; Red Fir Forest. 2240 Comment
  RSA0037177  Carex lanuginosa Lowell A. Ahart, John Dittes 2012-7-12 18368 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC109226  Carex luzulina L. P. Janeway; B. Castro 2012-7-24 10953 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismall Swamp. 2250 Comment
  UC1024323  Carex luzulina var. luzulina Annie M. Alexander and Louise Kellogg 1946-7-1 4886 Modoc 2 miles SW of Dismal Swamp (Mineral Spring); Warner Mountains, N end 2255 Comment
  HSC75585  Carex microptera G. M. Riegel 1979-8-23 698 Modoc S Warner Mtns. 2100 Comment
  UC1024335  Carex microptera Annie M. Alexander and Louise Kellogg 1946-7-18 5021 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC245176  Carex multicaulis Bruce Bartholomew; Barrett Anderson 1989-4-27 4608 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  HSC48004  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19489 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  JEPS63610  Carex multicaulis Leland S. Smith 1920-6-15 27 Modoc Big Valley Bieber Range, Big Valley Comment
  CAS-BOT-BC245165  Carex nebrascensis Roxana Stinchfield Ferris; R. Duthie 1919-6-15 151 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC245172  Carex nebrascensis John Thomas Howell 1934-6-15 12190 Modoc Alturas. Comment
  UC70018  Carex nebrascensis Mrs. M. H. Manning 1903-5 439 Modoc north-eastern Modoc County Comment
  SEINET10711428  Carex nebrascensis Gordon H. True 1939-6-25 True 992 Modoc Boles Meadow, NW of Alturas. Comment
  UC1100494  Carex nebrascensis Herbert L. Mason, Verne Grant 1947-8-8 13457 Modoc n Big Sage Reservoir (nw of Alturas); Ingalls Swamp Comment
  CHSC99776  Carex pellita Lowell Ahart; John Dittes 2008-6-21 15003 Modoc On damp soil along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, aout 6.4 miles (air northeast of Bieber. 1269 Comment
  HSC96159  Carex praegracilis Juha Pykala, D. H. Norris 1987-5-28 1227 Modoc Surprise Valley, near NW end of Middle Alkali Lake, E of Gravel Pits, about 1 mi. from the Cedarville-Lake City Rd., the Fortynine Rd. 1296 Comment
  UCD140769  Carex praegracilis Herbert L. Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  JEPS120580  Carex rossii L. P. Janeway, B. Castro 2012-7-24 10958 Modoc Warner Mountains. Along Forest Road / county Raod 2 (the road from new Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismal Swamp. Comment
  RSA0079904  Carex rossii Peter H. Raven 1962-5-29 17894 Modoc 13 miles northwest of Canby. Comment
  CHSC109225  Carex scopulorum var. bracteosa L. P. Janeway; B. Castro 2012-7-24 10954 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
  UC1100465  Carex simulata Herbert L. Mason 1947-8-13 13538 a Modoc n Canby (ne side of F reservoir) Comment
  HSC75581  Carex straminiformis G. M. Riegel 1979-9-8 762 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245144  Carex utriculata Louis Cutter Wheeler 1935-8-16 3872 Modoc Dismal Swamp, Warner Mountains 2225 Comment
  RSA252450  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-5 39186 Modoc Pine Creek where it is crossed by Highway 395, 3.4 miles S of Alturas. 1341 Comment
  SEINET7579428 Image available Carex utriculata Unknown 1969-9-5 39186 Modoc Margin of Pine Creek where it is crossed by Hwy 395, 3.4 mi S of Alturas. 1341 Comment
  SEINET8275878  Carex utriculata Unknown 1969-9-5 Modoc Modoc National Forest, Warner Mts., at margin of Clear Lake 1768 Comment
  UC70019  Carex vernacula Mrs. M. H. Manning Aug. 1903 433 Modoc ne Modoc County Comment
  UC8077  Carex vesicaria Milo S. Baker 1893-7-8 Modoc Egg Lake Comment
  HSC80805  Castilleja applegatei G. M. Riegel 1979-7-2 458 Modoc South Warner Mts. 509 Comment
  CAS-BOT-BC225974  Castilleja applegatei subsp. pinetorum Elmer Ivan Applegate 1932-8-7 8235 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  CAS-BOT-BC225987  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass, Warner Mountains 1935 Comment
  CAS-BOT-BC229827  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, Hwy 299. Comment
  CAS-BOT-BC248340  Castilleja applegatei subsp. pinetorum B. Bartholomew; H. Sun 2002-6-24 8807 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  JEPS3898  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-27 4844 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  SBBG26809  Castilleja applegatei subsp. pinetorum C. L. Hitchcock 1940-5-27 6677 Modoc knoll 15 mi NE of Alturas 1615 Comment
  UC1226031  Castilleja applegatei subsp. pinetorum Arthur Cronquist and Arthur H. Holmgren 1959-7-20 8517 Modoc 11 mi ne Alturas (benchland w of Warner Mts) 1554 Comment
  UC171026  Castilleja applegatei subsp. pinetorum B. C. Goldsmith May 1912 73 Modoc Warner Mts. Comment
  UC1713291  Castilleja applegatei subsp. pinetorum Mrs. Austin Jun 1894 Modoc Goose Lake Valley Comment
  UC199384  Castilleja applegatei subsp. pinetorum W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Creek; Warner Mountains 1676 Comment
  UC199394  Castilleja applegatei subsp. pinetorum Franklin P. Nutting Modoc near Egg Lake Comment
  CAS-BOT-BC226012  Castilleja arachnoidea Bruce Bartholomew 1995-8-1 7162 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  UC748159  Castilleja arachnoidea Annie M. Alexander and Louise Kellogg 1946-7-30 5099 Modoc e slope near summit Eagle Peak; Warner Mountains Comment
  CAS-BOT-BC226016  Castilleja chromosa Mrs. M. H. Manning 1907-5-1 719 Modoc Warner Range E side. Comment
  SEINET10549110  Castilleja chromosa Jeffrey Huber 1971-6-3 Huber 86 Modoc 5 mi s of canby on calif. Hwy 299. Lupinus heavily carpeting hillsides of large basaltic boulders, sparse juniper, artemisia , purshia, poa assoc. Comment
  CAS-BOT-BC226020  Castilleja lacera E. S. Willits 1940-5-20 276 Modoc Willow Ranch. Comment
  CAS-BOT-BC226021  Castilleja lacera M. Vasey 1990-6-30 9044 Modoc Near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  CAS-BOT-BC226029  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1988-6-23 4238 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC226033  Castilleja lacera Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 7.5 mi W of Adin Pass Summit on Hwy 299. Comment
  JEPS76161  Castilleja lacera T. I. Chuang with Fei-Mei Chuang 1977-7-26 7662 Modoc 2.2 mi n Adin (at junction of Highway 299 and road to Rush Creek Campground) 1371 Comment
  POM44360  Castilleja linariifolia R. M. Austin 1895-07 527 Modoc Willow Creek (Devils Garden) Comment
  UC199411  Castilleja linariifolia M. F. Gilman 502 Modoc 1676 Comment
  JEPS3899  Castilleja miniata Annie M. Alexander and Louise Kellogg 1946-7-12 4978 Modoc Cowhead Lake Comment
  CAS-BOT-BC226062  Castilleja pilosa Bruce Bartholomew 1993-6-14 6661 Modoc 8.7 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC241009  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8206 Modoc Near Kelley Hot Springs Comment
  UC748158  Castilleja pilosa Annie M. Alexander and Louise Kellogg 1946-6-14 4751 Modoc Silver Creek branch of Patterson Mill road 1828 Comment
  CAS-BOT-BC226066  Castilleja pilosa Milo Samuel Baker 1893-6-12 s.n. Modoc Modoc County. Comment
  UC27238  Castilleja pilosa Milo S. Baker 1893-6-12 Modoc Comment
  RSA505358  Castilleja psittacina R. C. Bacigalupi, G. Thomas Robbins 1955-7-20 5393 Modoc Flat at summit of forest road across the southern end of the Warner Range, 3.3 miles e. of Patterson Ranger Station, Modoc Nat. Forest. 2226 Comment
  CAS-BOT-BC226075  Castilleja tenuis Bruce Bartholomew 1990-6-17 5352 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  JEPS118327  Castilleja tenuis Lowell Ahart, John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  JEPS120511  Castilleja tenuis L. P. Janeway, B. Castro 2012-7-25 10984 Modoc Warner Mountains. Comment
  SEINET14173654  Castilleja tenuis M. J. Williams 1984-1 84- 78 -1 Modoc E side of the Warner Mountains, 3 miles W of the Cedarville-Gerlach road, near the Granger Canyon road. 2073 Comment
  CAS-BOT-BC32730  Ceanothus X flexilis Milo Samuel Baker 1893-6-30 s.n. Modoc unspecified 1371 Comment
  UCD111734  Ceanothus cuneatus Milo S. Baker 1893-7-1 s.n. Modoc Modoc County. 1371 Comment
  CAS-BOT-BC217103  Ceanothus prostratus A. D. Borden 1911-5-20 s.n. Modoc W slope Sugar Hill. Comment
  CAS-BOT-BC248335  Ceanothus prostratus B. Bartholomew; H. Sun 2002-6-24 8815 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  HSC18315  Ceanothus prostratus M. T. Milligan 1964-5-9 32 Modoc 4 mi. N of Hwy. 139 on USFS Rd. 44N15 1524 Comment
  HSC18324  Ceanothus prostratus M. T. Milligan 1964-6-25 91 Modoc Upper Lassen Creek 1829 Comment
  POM126434  Ceanothus prostratus B. C. Goldsmith 1911-5-20 21 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  RSA1097  Ceanothus prostratus E. R. Johnson 1928-8-31 1192 Modoc 4 miles W of lookout Comment
  UC18389  Ceanothus prostratus Mrs. R. M. Austin June, 1894 Modoc Willow Creek Comment
  POM182445  Ceanothus velutinus B. C. Goldsmith 1911-9-17 39 Modoc Fandango Creek, W slope of Warner Mts. Comment
Read comments
Jan 20 2011
  SEINET198560  Ceanothus velutinus H. K. Sharsmith 1955-6-25 4505 Modoc Modoc National Forest ; Warner Mts on trail to Mill Creek Falls and Clear Lake 1753 Comment
  UC70431  Ceanothus velutinus Milo S. Baker July 1898 537 Modoc Forestdale Comment
  UC18456  Ceanothus velutinus Mrs. Bruce 1898-1 Modoc Comment
  CAS-BOT-BC248322  Ceanothus velutinus var. velutinus B. Bartholomew; H. Sun 2002-6-24 8868 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  CHSC106187  Centaurea cyanus Lowell Ahart; John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117247  Centaurea cyanus Lowell Ahart; John Dittes 2016-7-16 21236 Modoc Between the first pond and the second going west, south of Ash creek Canal (now filled in) south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC388227  Cerastium glomeratum B. Bartholomew 1992-5-16 6326 Modoc Lunsford Spring 1600 Comment
  HSC80691  Cercocarpus ledifolius G. M. Riegel 1979-9-1 725 Modoc S Warner Mtns. 1739 Comment
  CHSC109890  Cercocarpus ledifolius var. intermontanus B. Castro; L. P. Janeway 2012-7-25 1963 Modoc Warner Mountains. Along Twelve Mile Creek ca 3.5 air mi ESE of Dismal Swamp and 1.8 air mi NE of Mount Bidwell. 2218 Comment
  NY848754  Cercocarpus ledifolius var. intermontanus B. M. Bartholomew 1989-4-29 4691 Modoc Surprise Valley Road, just south of the Oregon border, extreme NE corner of Modoc County 1630 Comment
  CAS-BOT-BC197537  Cercocarpus ledifolius var. ledifolius Bruce Bartholomew; Barrett Anderson 1989-4-29 4691 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  UC71599  Cercocarpus ledifolius var. ledifolius Mrs. M. H. Manning 1903-5 8 Modoc Mount Bidwell, in north-eastern Modoc County Mount Bidwell Comment
  CAS-BOT-BC15057  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc Between Alturas and Canby Comment
  CAS-BOT-BC15064  Chaenactis douglasii var. douglasii John Thomas Howell 1934-6-11 11918 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC15066  Chaenactis douglasii var. douglasii Isabelo T. Kelly 1930-1-1 53 A Modoc unspecified Comment
  CAS-BOT-BC15070  Chaenactis douglasii var. douglasii Robert Patterson; Mona Bourell 1993-8-15 5237 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC725715  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc between Alturas and Canby Comment
  RSA504622  Chaenactis douglasii var. douglasii Bruce Bartholomew, B. Anderson 1988-6-25 4377 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  SJSU11737  Chaenactis douglasii var. douglasii J. W. Tilden 1958-6-25 1268 Modoc near Monument Headquarters, Lava Beds National Monument Comment
Read comments
Aug 15 2012
  CAS-BOT-BC15026  Chaenactis macrantha Bruce Bartholomew 1995-6-2 6937 Modoc 6.4 km E of Eagleville, S end of Surprize Valley. 1380 Comment
  CAS-BOT-BC15075  Chaenactis macrantha Bruce Bartholomew 1993-6-13 6610 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1500 Comment
  UC12126  Chamaebatiaria millefolium Milo S. Baker 1893-7-8 Modoc Comment
  CAS-BOT-BC245414  Chamaesaracha nana E. S. Willits 1940-5-20 279 Modoc Between Perez and Canby. 1371 Comment
  CAS-BOT-BC245423  Chamaesaracha nana Elmer Ivan Applegate 1897-5-30 862 Modoc Timbered Mountain, S of Dry Lake. Comment
  NY1001697  Chamaesyce serpyllifolia M. S. Baker 1893-7-25 s.n. Modoc On island in Egg Lake Comment
  UC1192291  Chamaesyce serpyllifolia Herbert L. Mason, Verne Grant 1947-7-10 13325 Modoc 2 mi E of Alturas (Dorris Reservoir) Comment
  CAS-BOT-BC166012  Chamerion angustifolium subsp. circumvagum Annie M. Alexander; Louise Kellogg 1946-7-3 4904 Modoc Near Fort Bidwell, south slope. Bidwell Creek, Canyon Comment
  UC20108  Chamerion angustifolium subsp. circumvagum Milo S. Baker 1893-7-12 Modoc hillside Comment
  CAS-BOT-BC30191  Cheilanthes gracillima Bruce Bartholomew 1992-5-17 6343 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir 1460 Comment
  UC399622  Cheilanthes gracillima F. P. Nutting 1900-8-25 Modoc Forestdale Comment
  CHSC112835  Chenopodium album Lowell Ahart; John Dittes 2013-7-24 18933 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
  JEPS127299  Chenopodium album Lowell Ahart, John Dittes 2016-7-14 21168 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CDA3023  Chenopodium berlandieri var. zschackei T. C. Fuller 1964-10-8 12700 Modoc North side of road to Goose Lake, ca 3 miles west of Davis Creek. 0 Comment
  CAS-BOT-BC95531  Chenopodium pratericola Bruce Bartholomew 1989-7-14 4958 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  POM228960  Chenopodium salinum L. C. Wheeler 1935-8-18 3892 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
  UC412890  Chimaphila umbellata Franklin P. Nutting 1900-8-20 Modoc near Forestdale Comment
  CAS-BOT-BC95666  Chimaphila umbellata Annie Montague Alexander; L. Kellogg 1946-8-8 5118 Modoc Deep Creek Canyon. Comment
  CAS-BOT-BC15033  Chrysothamnus humilis John Thomas Howell 1934-7-1 12348 B Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC15048  Chrysothamnus nauseosus subsp. albicaulis Philip Alexander Munz 1951-9-14 16980 Modoc Jess Valley. 1615 Comment
  CAS-BOT-BC15049  Chrysothamnus nauseosus subsp. albicaulis E. S. Willits 1939-10-10 160 Modoc Surprise Valley. 1371 Comment
  CAS-BOT-BC14985  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer Ivan Applegate 1936-9-22 11058 Modoc Fleeners Chimneys, Lava Beds National Monument. Comment
  CHSC114007  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 2014-7-7 11449 Modoc Great Basin. Northwest edge of plateau overlooking Cow Head Lake; halfway between Cow Head Lake and Big Mud Lake; along an obscure dirt road 1.0 km north-northwest of Barrel Springs Road. 1670 Comment
  HSC42456  Chrysothamnus viscidiflorus subsp. viscidiflorus Barbara Kelly 1977-8-9 555 Modoc Ash Creek Campground near a campsite Comment
  UC71576  Chrysothamnus viscidiflorus subsp. viscidiflorus Mrs. M. H. Manning 1902-10-1 27 Modoc near Fort Bidwell (ne Modoc county) Comment
  HSC5368  Cichorium intybus M. T. Milligan 1964-8-21 236 Modoc Pikes Pt. Easgle Lake 1677 Comment
  CDA38302  Cicuta douglasii T. C. Fuller 1959-7-8 s.n. Modoc 3.4 miles east of Tulelake. 0 Comment
  POM82895  Cicuta douglasii Mrs. R. M. Austin 1895-07 43 Modoc Davis Creek Comment
  UC748357  Cicuta maculata var. angustifolia Annie M. Alexander and Louise Kellogg 1946-7-6 4916 Modoc East Eagleville Comment
  CHSC111409  Cirsium Lowell Ahart; John Dittes 2012-7-10 18329 Modoc Open meadow, about 300 yeards northeast of the old barn, on the north side of the mowed road. Ash Creek State Wildlife Area, northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC14955  Cirsium arvense Thomas C. Fuller 1959-7-8 2746 Modoc 1.5 mi. SE of Tule Lake. Comment
  POM33030  Cirsium cymosum Mrs. R. M. Austin 1895-08 165 Modoc Goose Lake Valley Comment
  JEPS59278  Cirsium douglasii var. breweri W. L. Jepson 1918-8-9 7916 Modoc Ft. Bidwell 1432 Comment
  HSC65596  Cirsium occidentale var. candidissimum Thomas Wood 1979-8-9 230 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of jct. with Co. Hwy. 2. N of Fort Bidwell 1555 Comment
  UC748330  Cirsium occidentale var. candidissimum Annie M. Alexander and Louise Kellogg 1946-6-22 4813 Modoc 2 mi n of Lake City 1414 Comment
  JEPS59228  Cirsium occidentale var. candidissimum W. L. Jepson 1918-8-6 7840 Modoc below Fandango Pass (800 ft on e slope); Surprise Valley 1615 Comment
  UCR57503  Cirsium pastoris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 11 Modoc East of Likely on Jess Valley Rd. 1415 Comment
  CAS-BOT-BC14938  Cirsium scariosum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10522 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC14939  Cirsium scariosum Elmer Ivan Applegate 1932-8-1 8041 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  CDA20568  Cirsium scariosum C. Pirosko 2005-6-24 PDR 1303857 Modoc Modoc Plateau; Fandango Area on the west side of Warner Mnts, near CA/OR border. 0 Comment
  UC30795  Cirsium scariosum var. americanum Milo S. Baker 1893-6-2 Modoc Comment
  CAS-BOT-BC14943  Cirsium vulgare Bruce Bartholomew 1989-8-10 5036 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC191063  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1990-6-15 5217 Modoc SW side of of Hunters Ridge, 6.3 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  CAS-BOT-BC191068  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-28 6729 Modoc 15 miles north of Alturas. (near Surprise) on dry slope 1402 Comment
  CAS-BOT-BC191071  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1990-6-18 5391 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC191070  Clarkia gracilis subsp. gracilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16384 Modoc Rocky clay mesa 5 mi. E of Calif. St. Highway 299 along Cedar Pass road Comment
  RSA0060030  Clarkia gracilis subsp. gracilis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16384 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  CAS-BOT-BC191048  Clarkia rhomboidea Bruce Bartholomew 1989-7-14 4950 Modoc ca. 6.5 km NE of Egg Lake and 0,8 km E of Survice Gulch. 1340 Comment
  HSC64514  Clarkia rhomboidea J. P. Smith, J. O. Sawyer 1973-8-9 7258 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA323621  Clarkia rhomboidea Arnold Tiehm 1984-6-30 8839 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  UC422929  Clarkia rhomboidea M. F. Gilman 631 Modoc 1676 Comment
  CAS-BOT-BC197449  Claytonia lanceolata Bruce Bartholomew 1994-5-28 6722 Modoc Between Joseph Creek Basin and Halls Meadow, W side of Warner Mts. 1880 Comment
  UC65056  Claytonia lanceolata Milo S. Baker 1890-5-15 79 Modoc Forestdale Comment
  CAS-BOT-BC197440  Claytonia megarhiza Elmer Ivan Applegate 1932-8-3 8125 Modoc Summit of Eagle Peak, Warner Mts. 2743 Comment
  UC748123  Claytonia megarhiza Annie M. Alexander and Louise Kellogg 1946-7-30 5097 Modoc near summit of Eagle Peak; Warner Mountains, Eagle Peak Comment
  UC7957  Claytonia parviflora subsp. parviflora M. S. Baker and Frank Nutting 1894-6-16 Modoc Big Valley Mts. Comment
  CAS-BOT-BC197435  Claytonia perfoliata subsp. intermontana Bruce Bartholomew; Barrett Anderson 1989-4-27 4631 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  POM102036  Claytonia rubra Mrs. R. M. Austin 1895-06 472 Modoc Goose Lake Valley Comment
  UC172251  Claytonia rubra subsp. depressa R. M. Austin 1894-5-1 28 Modoc Sugar Loaf Hill, Rocky Ponts Comment
  CHSC117882  Claytonia rubra subsp. rubra L. P. Janeway 2016-5-16 11986 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  CAS-BOT-BC197426  Claytonia rubra subsp. rubra Mrs. H. C. Cantelow 1940-6-2 4198 Modoc NW of Canby. Rd to Lava Beds. Comment
  HSC30041  Collinsia linearis D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19512 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC226087  Collinsia parviflora John Thomas Howell 1934-6-13 12055 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC226097  Collinsia parviflora Bruce Bartholomew; Mona Bourell 1990-4-26 5158 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC229852  Collinsia parviflora Francis Whittier Pennell 1940-6-8 25737 Modoc Eastern slope of Warner Mts., NE of Alturas. 1737 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
  HSC26508  Collinsia parviflora J. P. Smith, J. O. Sawyer 1972-5-6 5257 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  UC217636  Collinsia parviflora Mrs. R. M. Austin Apr 1894 27 Modoc Goose Lake Valley Comment
  RSA0117236  Collinsia parviflora Christopher Davidson 1973-5-26 2120 Modoc Ca. 4 miles west of Canby on highway 299. 1341 Comment
  UC26624  Collinsia parviflora M. S. Baker and Frank Nutting 1894-6-4 Modoc Hot Springs Valley Comment
  JEPS17622  Collinsia torreyi var. wrightii Rimo Bacigalupi with G. T. Robbins 1955-7-19 5378 Modoc just above and e Soap Springs Meadow (along rd to Mill Creek Ranger Station, s Warner Mtns); Modoc National Forest, Warner Mtns 2118 Comment
  RSA505357  Collinsia torreyi var. wrightii R. C. Bacigalupi, G. Thomas Robbins 1955-7-20 5399 Modoc Flat at summit of forest road across the southern end of the Warner Range, 3.3 miles e. of Patterson Ranger Station, Modoc Nat. Forest. 2226 Comment
  CAS-BOT-BC190730  Collomia grandiflora John Thomas Howell 1934-6-13 12075 Modoc Fandango Pass, Warner Mts. 1828 Comment
  CAS-BOT-BC190739  Collomia grandiflora John Thomas Howell 1934-7-1 12319 Modoc Duncan Horse Camp. 1355 Comment
  CHSC112814  Collomia grandiflora Lowell Ahart; John Dittes 2013-7-25 18965 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  UC748267  Collomia grandiflora Annie M. Alexander and Louise Kellogg 1946-7-7 4952 Modoc ne corner of county Eight Mile Creek 1752 Comment
  CAS-BOT-BC190728  Collomia linearis C. C. (Mrs.) Bruce 1894-6-1 96 Modoc Davis Creek. Comment
  JEPS71051  Collomia linearis Leland S. Smith 1918-7-15 1000 Modoc Mill Creek Corral-Pasture Modoc <National> Forest, Warner Mts. (w slope to flats) Comment
  UCR186867  Collomia tenella Glenn L. Clifton 2007-7-16 46426 Modoc Warner Mtns, South Fork Pine Creek 2172 Comment
Read comments
Jan 18 2008
  JEPS71069  Collomia tinctoria Frances D. Payne 1932-7-1 658 Modoc 2 mi sw Warren Peak (dry slope); Warner Mts., Pine Creek Basin Comment
  CAS-BOT-BC190715  Collomia tinctoria Elmer Ivan Applegate 1935-6-12 9525 Modoc Caldwell Butte, Lava Bed National Monument. Comment
  CAS-BOT-BC225786  Comandra umbellata subsp. californica Bruce Bartholomew; Barrett Anderson 1988-5-14 4197 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 Comment
  RSA795596  Conium maculatum L. Ahart, John Dittes 2010-8-30 17066 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 air miles west of Adin., About 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  HSC6958  Conringia orientalis M. T. Milligan 1964-6-20 64 Modoc 3 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  UC71711  Convolvulus arvensis Mrs. M. H. Manning July, 1903 44 Modoc Fort Bidwell; ne Modoc Co. Comment
  UC429110  Corallorhiza maculata M. F. Gilman 656 Modoc Mts. 1828 Comment
  UC71736  Cordylanthus maritimus subsp. canescens Mrs. M. H. Manning 1903-8-26 328 Modoc n end Lake Sessions (ne Modoc Co.) Comment
  CAS-BOT-BC229880  Cordylanthus ramosus Louis Cutter Wheeler 1935-8-20 3899 Modoc Pine Spring, Devil's Garden. 1524 Comment
  UC748141  Cordylanthus ramosus Annie M. Alexander and Louise Kellogg 1946-7-7 4942 Modoc Eight Mile Creek; ne corner of county 1752 Comment
  CAS-BOT-BC229881  Cordylanthus ramosus Belknap C. Goldsmith 1912-8-6 81 Modoc W of Goose Lake. 1493 Comment
  CAS-BOT-BC210266  Cornus sericea John Thomas Howell 1934-6-11 11964 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95597  Cornus sericea Bruce Bartholomew 1994-7-1 6768 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  JEPS46248  Cornus sericea subsp. sericea F. H. Frost 1925-7-11 23 Modoc Cedar Canyon campsite 2 mi. above Cedarville Comment
  POM337580  Cornus stolonifera F. R. Fosberg 1957-8-18 38848 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  CAS-BOT-BC14905  Crepis acuminata R. M. Austin 1884-6-1 Modoc Near Willow Creek. Comment
  SBBG8039  Crepis acuminata H. and M. Dearing 1939-6-8 3590 Modoc near Goose Lake 1219 Comment
  UC895286  Crepis acuminata Lewis S. Rose 1940-6-12 40528 Modoc 9 mi e Likely 1676 Comment
  RSA504672  Crepis bakeri subsp. cusickii K. Paulson, R. Paulson 1988-6-11 31 Modoc N of Stough Reservoir, Warner Mountains 1707 Comment
  CAS-BOT-BC14860  Crepis intermedia Bruce Bartholomew; Barrett Anderson 1988-6-25 4378 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC14898  Crepis intermedia Bruce Bartholomew 1990-6-18 5388 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 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
  CAS-BOT-BC248361  Crepis modocensis B. Bartholomew; H. Sun 2002-6-24 8844 Modoc E of Bald Mt., on the E side of the Warner Mountains 2170 Comment
  CDA33509  Crepis modocensis Dale Woods, V. Popescu, B. Villegas 2010-6-3 Modoc Kelly Springs Rd; about 2 miles southeast of Hwy 299, Modoc National Forest. 0 Comment
  UC31308 Image available Crepis modocensis Mrs. R. M. Austin Jun 1894 Modoc Lava Beds Comment
  UC581248  Crepis modocensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1804 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  UC31331  Crepis modocensis Mrs. C. C. Bruce June 1898 2164 Modoc Lake City Mountain Comment
  POM260866  Crepis modocensis subsp. modocensis Alice Eastwood, John Thomas Howell 1940-6-13 8148 Modoc Fandango Pass. Comment
  CAS-BOT-BC14913  Crepis modocensis subsp. subacaulis E. S. Willits 1940-5-6 228 Modoc Davis Creek. 1371 Comment
  CAS-BOT-BC14865  Crepis occidentalis Bruce Bartholomew 1991-7-4 5891 Modoc S end of Higgins Flat. 1370 Comment
  CAS-BOT-BC14900  Crepis occidentalis Bruce Bartholomew 1990-6-18 5359 Modoc 1.6 km S of Davis Creek on Hwy 395. 1450 Comment
  JEPS6011  Crepis occidentalis Frances D. Payne 1932-6-26 611 Modoc high ridges n Parker Creek (s and e of Alturas); Warner Mountains 1828 Comment
  SBBG8042  Crepis occidentalis H. and M. Dearing 1939-6-9 3639 Modoc N of Squaw Peak, Warner Mtns Comment
  UC540830  Crepis occidentalis David D. Keck and J. Clausen 1935-6-24 3713 Modoc hillside 3 mi ne Willow Ranch 1470 Comment
  UC748134  Crepis occidentalis subsp. occidentalis Annie M. Alexander and Louise Kellogg 1946-6-10 4715 Modoc top of lava bench between Lower Lake and Snake Lake Comment
  CAS-BOT-BC14825  Crocidium multicaule William Albert Weber; Lewis Samuel Rose 1953-5-22 8451 Modoc 7 mi. E of Alturas on road to Cedarville. 1371 Comment
  CAS-BOT-BC14871  Crocidium multicaule R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC14874  Crocidium multicaule Edward Kent Balls 1950-5-10 15956 Modoc Hwy 395, 5.5 mi. E of Alturas. 1524 Comment
  JEPS22547  Crocidium multicaule L. S. Smith 1919-3-20 1077 Modoc w of Alturas Comment
  JEPS123863  Crypsis alopecuroides Lowell Ahart, John Dittes 2015-7-16 20385 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET7073591  Cryptantha A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC54130  Cryptantha affinis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16506 Modoc 16 mi. W of Canby, along Hwy 139. Comment
  CAS-BOT-BC54135  Cryptantha ambigua Alice Eastwood; John Thomas Howell 1940-6-11 8028 Modoc 8 mi. from Canby on road to Alturas. Comment
  UC1202932  Cryptantha celosioides L. S. Smith 1114 Modoc Deep Creek, above station Modoc Forest 1584 Comment
  UC1478048  Cryptantha celosioides Gregg Riegel 1980-7-15 896 Modoc 0.5 mi n Cottonwood Creek (and .12 mi w of headwaters of Little Jackson Canyon Creek); Modoc National Forest 1920 Comment
  SDSU20201  Cryptantha glomerata Ronald B. Kelley 2005-5-26 885 Modoc South-facing slope above and on the north side of CR40 (to Emerson Creek Campground), 1.5 miles southwest of CR1 jct. (0.1 miles west of cattle guard crossing). 1562 Comment
  CAS-BOT-BC54109  Cryptantha intermedia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16382 Modoc 5 mi. E of Hwy 299 on Cedar Pass road. Comment
  CAS-BOT-BC54147  Cryptantha intermedia E. S. Willits 1940-5-17 260 Modoc Willow Ranch. Comment
  UC748450  Cryptantha intermedia Annie M. Alexander and Louise Kellogg 1946-6-10 4713 Modoc above Snake Lake Comment
  UC857156  Cryptantha intermedia Ivar Tidestrom 1910-6-25 3638 Modoc Libley Draw Modoc National Forest Comment
  CAS-BOT-BC54117  Cryptantha sobolifera Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2134 Modoc Cedar Pass, Warner Mountains Comment
  UC24732  Cryptantha torreyana Milo S. Baker 1893-7-5 Modoc Comment
  NY1112081  Cryptantha watsonii H. D. D. Ripley 1944-6-1 6007 Modoc East of Cedarville 1250 Comment
  NY16597  Cupressus bakeri G. Schoolcraft 1981-9-1 573 Modoc West of Day 1066.8 Comment
  UC450146  Cuscuta indecora Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC242181  Cypripedium montanum Bruce Bartholomew; Barrett Anderson 1988-6-24 4331 Modoc Field redacted by CAS, contact the data manager for more information 2130 Comment
  UC4448  Cypripedium montanum Mrs. R. M. Austin and Bruce 1908-8-1 2234 Modoc Rose Canyon Comment
  UC672642  Cystopteris fragilis F. H. Frost 1925-7-11 10 Modoc Cedar Canyon Campsite; Warner Mts. Comment
  RSA152455  Cystopteris fragilis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16422 Modoc Near summit of Cedar Pass, between Alturus and Cedarville 1959 Comment
  CAS-BOT-BC245208  Damasonium californicum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13325 Modoc Small lake at eastern outskirts of Lookout. Comment
  CAS-BOT-BC242491  Danthonia californica Leland S. Smith 1924-5-31 1365 Modoc Modoc National Forest - near Kramer Reservoir Comment
  UCD60463  Danthonia californica L. Whitney 1935-7-7 3401 Modoc Howard Gulch. Comment
  CAS-BOT-BC242490  Danthonia unispicata Bruce Bartholomew 1991-6-21 5818 Modoc N side of Mud Lake, 5.3 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  RSA504598  Danthonia unispicata Bruce Bartholomew, B. Anderson 1988-6-23 4285 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  SEINET191905 Image available Danthonia unispicata C. L. Hitchcock 1940-4-28 6720 Modoc Near Suprise ca. 15 miles north of Alturas. 1402 Comment
  UCR163912  Danthonia unispicata Jim Andre 1993-6-30 1404 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CAS-BOT-BC214753  Dasiphora fruticosa K. Paulson; Robert Paulson 1990-7-2 212 Modoc Dismal Swamp, Warner Mts. Comment
  CAS-BOT-BC49507  Deinandra lobbii Bruce Bartholomew 1990-8-3 5595 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  JEPS117303  Deinandra lobbii Lowell Ahart, John Dittes 2010-8-30 17059 Modoc In a large vernal pool, about 5 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC217335  Delphinium andersonii Bruce Bartholomew 1991-5-24 5717 Modoc Surprise Valley, 7.7 km NE of County Rd. 37 on County Rd. 38, at the Nevada State boundary. 1370 Comment
  CAS-BOT-BC217341  Delphinium andersonii Bruce Bartholomew; Barrett Anderson 1989-6-2 4810 Modoc NE side of Upper Lake, 4 km S of road to Fee Reservoir, NE end of Surprise Valley. 1420 Comment
  JEPS43417  Delphinium depauperatum L. S. Smith 1917-6-2 783 Modoc Parsnip Creek, S. Warner Mts. 1524 Comment
  RSA503252  Delphinium depauperatum Bruce Bartholomew 1988-6-24 4308 Modoc Cave Lake, W side of the Warner Mountains. 2130 Comment
  CAS-BOT-BC217276  Delphinium nuttallianum E. S. Willits 1940-5-6 222 Modoc Open hillside near Lassen Creek, Willow Ranch. 1371 Comment
  CAS-BOT-BC217307  Delphinium nuttallianum Edward Kent Balls 1950-5-18 14745 Modoc Above Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1828 Comment
  CAS-BOT-BC217310  Delphinium nuttallianum Bruce Bartholomew 1991-6-22 5865 Modoc Mill Creek 9.3 km NW of Fort Bidwell, E side of the Warner Mountains. 1860 Comment
  CAS-BOT-BC217311  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-6-24 4308 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC217319  Delphinium nuttallianum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-12 6526 Modoc W side of Whitehorse Reservoir. 1360 Comment
  CAS-BOT-BC217322  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-5-12 4103 Modoc White Horse. 1340 Comment
  CAS-BOT-BC217334  Delphinium nuttallianum Elmer Ivan Applegate 1932-7-31 7969 Modoc Mill Creek Meadows, Warner Mts. Comment
  POM260467  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles NE of Alturas. 1677 Comment
  HSC13433  Deschampsia cespitosa M. T. Milligan 1966-8-3 630 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC242481  Deschampsia cespitosa subsp. cespitosa Bruce Bartholomew; Barrett Anderson 1990-7-19 5445 Modoc Sweagert Flat. 1860 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
  UCR163270  Deschampsia danthonioides Jim Andre 1993-7-2 1420 Modoc Modoc Plateau, about 13 miles NW of Canby on Tuscorora Pipeline right-of-way, off Hwy 139 1463 Comment
  UC188866  Deschampsia elongata Milo S. Baker 1900-8-25 Modoc Forestdale Comment
  UCD32685  Deschampsia elongata Beecher Crampton 1954-7-6 2098 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. 1676 Comment
  CDA24791  Descurainia incana T. C. Fuller 1963-6-11 10657 Modoc 3.1 miles north of Blue Lake Guard Station, 14.0 miles southeast of Likely. 0 Comment
  RSA27333  Descurainia incana subsp. incisa C. L. Hitchcock 1940-5-27 6713 Modoc 15 miles NE of Alturas. 1677 Comment
  HSC6716  Descurainia longipedicellata M. T. Milligan 1966-6-29 489 Modoc N end of Jess Valley 1616 Comment
  JEPS14814  Descurainia sophia W. P. Taylor and H. C. Bryant 1910-6-11 Modoc Alturas Warner Mountains, South Fork of Pit River (South Fork of Pit River) 1402 Comment
  RSA504620  Descurainia sophia Bruce Bartholomew, B. Anderson 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  CAS-BOT-BC190764  Dicentra uniflora Bruce Bartholomew; Mona Bourell 1990-4-28 5205 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CAS-BOT-BC248357  Dicentra uniflora B. Bartholomew; H. Sun 2002-6-24 8840 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CHSC70482  Dichelostemma multiflorum A. Sanger 1997-6-24 2545 Modoc Across the road west of McKay Flat in CALO exclosure. 1450 Comment
  UC469011  Dieteria canescens var. shastensis Franklin P. Nutting Modoc Forrestdale Comment
  CAS-BOT-BC49465  Dieteria canescens var. shastensis Leland S. Smith 1924-6-15 1400 Modoc Lava Bed Ranger Station. 1310 Comment
  CAS-BOT-BC131052  Dimeresia howellii Marion Ownbey; Fred G. Meyer 1940-7-1 2136 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC14842  Dimeresia howellii Helen Katherine Sharsmith 1955-6-23 4490 Modoc North of State Highway 28 and 6.7 miles east of Cedar Campground 1859 Comment
  JEPS3159  Dimeresia howellii L. S. Smith 1918-6-20 967 Modoc High Grade and vicinity High Grade 2103 Comment
  CAS-BOT-BC229908  Diplacus cusickioides E. S. Willits 1939-10-10 157 Modoc Surprise Valley. Comment
  CAS-BOT-BC234500  Diplacus nanus Fred D. Douthitt 1916-5-11 18 Modoc Near Flournoy Swale. 1524 Comment
  CAS-BOT-BC234428  Diplacus pygmaeus Bruce Bartholomew 1995-6-3 6955 Modoc Fletcher Creek E of Pease Cabin between Goose Lake and Crowder Flat Road. 1520 Comment
  JEPS14674  Dodecatheon alpinum L. S. Smith 1918-6-23 958 Modoc High Grade District 48-15 Warner Mts., High Grade District 48-15 2346 Comment
  JEPS17637  Dodecatheon alpinum Rimo Bacigalupi with G. T. Robbins 1955-7-20 5401 Modoc 2.7 mi e Patterson Ranger Station (edge of large meadow about Middle Fork Spring, southern Warner Range); southern Warner Range, Middle Fork Spring 2179 Comment
  SEINET8553019  Dodecatheon alpinum W. Roderick 1969-6-14 s.n. Modoc Creek above Blue Lake. 1524 Comment
  UC444832  Dodecatheon conjugens Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC218276  Dodecatheon conjugens var. conjugens Bruce Bartholomew; Barrett Anderson 1988-5-12 4119 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC218272  Dodecatheon conjugens var. conjugens E. H. Steffen 1917-5-21 5 Modoc West Valley camp. 1524 Comment
  JEPS117480  Downingia bacigalupii Lowell Ahart, John Dittes 2010-8-31 17124 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC187453  Downingia bacigalupii Milo S. Baker 1893-7-25 Modoc near shore of Egg Lake Comment
  CAS-BOT-BC95123  Downingia bacigalupii C. C. (Mrs.) Bruce 1899-7-1 Modoc Goose Lake. Comment
  RSA149135  Downingia bacigalupii I. L. Wiggins, Dorothy Wiggins 1961-6-15 16515 Modoc 13 miles W of Canby, along Hwy 139. Comment
  CAS-BOT-BC95131  Downingia bicornuta var. bicornuta Bruce Bartholomew 1991-7-5 5954 Modoc 0.8 km N of State Hwy 139 on Forest Service road 46. 1520 Comment
  UC1192032  Downingia bicornuta var. bicornuta Herbert L. Mason and Verne Grant 1947-7-12 13412 Modoc s of Alturas (w side of Pit River Valley); Pit River Valley Comment
  UC1537635  Downingia bicornuta var. bicornuta Gordon H. True Jr. 1939-6-25 1034 Modoc ne of Alturas; Boles Meadow Comment
  SFV3643  Downingia elegans I. L. Wiggins, D. B. Wiggins 1961-6-15 16515 Modoc Dry vernal swales 13 miles west of Canby, along CA-Highway 139. Comment
  CAS-BOT-BC95136  Downingia insignis Rimo Bacigalupi; L. R. Heckard 1952-6-18 3742 Modoc At Railroad crossing 0.75 mile east of Canby, along U.S. No. 299 Comment
  JEPS108490  Downingia insignis Lisa Schultheis 1996-6-29 312 -96 Modoc W of Goose Lake. On County Rd. 73 towards Crowder Flat. About 4.2 mi from Rt. 299 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
  CHSC99271  Downingia laeta Lowell Ahart; John Dittes 2008-6-21 14984 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. Comment
  HSC68843  Draba albertina Gary Schoolcraft 1980-7-22 328 Modoc Near Benton Meadows at top of Lake City Canyon 2195 Comment
  HSC80853  Draba albertina G. M. Riegel 1980-8-25 1105 Modoc S Warner Mtns. 2427 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
  UC1446112  Draba albertina Gary Schoolcraft 1979-8-3 166 Modoc top of Lake City Canyon top of Lake City Canyon (on sw side road at edge of meadow area near 2 small pit reservoirs) 2194 Comment
  UC190593  Draba densifolia M. F. Gilman 505 Modoc Mts. 1981 Comment
  CAS-BOT-BC58596  Draba novolympica Bruce Bartholomew 1991-8-5 6053 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2530 Comment
  CAS-BOT-BC58594  Draba verna Bruce Bartholomew 1991-5-24 5730 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CAS-BOT-BC214758  Drymocallis glandulosa Annie Montague Alexander; L. Kellogg 1946-7-23 5051 Modoc Emerson Peak, Warner Mts. Comment
  UC545676  Drymocallis lactea var. austiniae L. D. Whitney 1935-7-11 3479 Modoc Glass Mountain Glass Mountain (U.S.B.E. - Plot RS-4) Comment
  UCSB19850  Drymocallis lactea var. lactea Hardham, Clare 1961-6-20 Modoc Mt. Bidwell Dismal Swamp Rd. 2438 Comment
  UCD60818  Echinochloa crus-galli L. Whitney 1935-7-6 3435 Modoc Pit River near Lookout. Comment
  JEPS117937  Elaeagnus angustifolia L. P. Janeway, B. Castro 2008-8-16 9539 Modoc Surprise Valley Modoc Plateau (east side of Middle Alkali Lake, north side of Hwy 299 8.2 km east of Cedarville.) 1370 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
  CHSC117369  Elatine californica Lowell Ahart; John Dittes 2016-7-14 21211 A Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  POM229220  Elatine gracilis L. C. Wheeler 1935-8-3 3763 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CHSC112777  Elatine rubella Lowell Ahart; John Dittes 2013-7-24 18919 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC117248  Elatine rubella Lowell Ahart; John Dittes 2016-7-16 21246 Modoc Strand of the secnd pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC99258  Elatine rubella Lowell Ahart; John Dittes 2008-6-21 14980 Modoc 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
  UC1101550  Elatine triandra Herbert L. Mason 1947-8-8 13465 Modoc nw Alturas (sw margin of Big Sage Reservoir) Comment
  POM229182  Eleocharis quinqueflora L. C. Wheeler 1935-8-15 3862 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  CHSC100122  Elymus cinereus L. P. Janeway; B. Castro 2008-8-16 9543 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  HSC100066  Elymus cinereus G. D. Barbe, T. C. Fuller 1979-8-21 2546 Modoc E side of County Hwy. 1, 5.6 km S of Fort Bidwell, 3.2 km N of Fandango Pass Rd., MDB & M. Comment
  RSA163810  Elymus elymoides Clare B. Hardham 1961-6-19 7855 Modoc Warner Mountains: Lava fields; Willow Creek Comment
  CAS-BOT-BC247754  Elymus elymoides subsp. elymoides Leland S. Smith 1922-7-20 1298 Modoc Rush Creek Ranger Station. 1905 Comment
  CHSC34510  Elymus elymoides subsp. hordeoides J. D. Prouty 1980-8-9 1149 Modoc Ca. 2 mi e of Cedarville, n side of Rd 299 as it intersects w margin of Middle Alkali Lake. Comment
  CAS-BOT-BC247737  Elymus glaucus Bruce Bartholomew; Barrett Anderson 1988-7-23 4599 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UCD62658  Elymus trachycaulus L. Whitney 1935-6-28 Modoc Bieber. Comment
  SEINET10554923  Elymus trachycaulus Louis C. Wheeler 1935-8-4 Wheeler 3781 Modoc Dry Lake, Pine Creek. Warner Mts., Modoc Co. S35, T48N, R15E. 2103 Comment
  SEINET6657087  Elymus triticoides Leo Whitney 1935-8-7 3611 Modoc Lake Joaquina, Hackamore, ca. 15 miles northwest of Canby, Modic National Forest.; 0 1463 Comment
  SEINET195713  Epilobium alpinum Louise Kellogg, Annie M Alexander 1946-7-11 4964 Modoc Slope west Eight Mile Creek NE corner Comment
  UCR34686  Epilobium anagallidifolium J. A. Harpel 1981-8-6 V- 6 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  RSA600236  Epilobium anagallidifolium Louis C. Wheeler 1935-9-27 4009 Modoc Devil's Garden: Grizzly Spring. 1524 Comment
  CAS-BOT-BC191036  Epilobium angustifolium subsp. circumvagum Leland S. Smith 1922-7-20 1276 Modoc Rush Creek Ranger Station pasture. 1889 Comment
  CAS-BOT-BC191025  Epilobium brachycarpum Clare Butterworth Hardham 1974-8-4 20186 Modoc Headwaters of Dismal and 12 Mile creeks. 2133 Comment
  CAS-BOT-BC191032  Epilobium brachycarpum Alice Eastwood; John Thomas Howell 1940-6-15 8301 Modoc 5 mi. N of Lookout. Comment
  CHSC99964  Epilobium brachycarpum Lowell Ahart; John Dittes 2008-8-25 15277 -A Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1276 Comment
  RSA101357  Epilobium brachycarpum R. Weatherby 1955-7-8 1626 Modoc 6 miles north of Fort Bidwell, northern Warner Mountains 1784 Comment
  SD135585  Epilobium brachycarpum B. Bartholomew 1991-6-21 5799 Modoc 1.6 km South of Davis Creek on U.S. Highway 395. 1449 Comment
  UC1191733  Epilobium brachycarpum Herbert L. Mason and Verne Grant 1947-7-10 13337 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UCR77774  Epilobium brachycarpum B. Bartholomew 1989-7-14 4946 Modoc c. 8 km NE of Egg Lake and 2.5 km east of Survice Gulch. 1340 Comment
  CAS-BOT-BC190994  Epilobium ciliatum subsp. ciliatum Robert Folger Thorne; et al 1969-9-3 39023 Modoc SE end of Tule Lake Sump, 0.5 mi N of turnoff to Lava Beds National Monument. 1264 Comment
  CAS-BOT-BC190995  Epilobium ciliatum subsp. ciliatum Verne Grant; I. Schneider 1947-7-19 8079 Modoc Southern Pacific right-of-way, Williams Ranch between Alturas and Likely. 1219 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
  CAS-BOT-BC190977  Epilobium densiflorum F. Angwin 1945-9-10 s.n. Modoc Adin. 1371 Comment
  CHSC100394  Epilobium densiflorum Lowell Ahart; John Dittes 2008-8-26 15341 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  SEINET188698  Epilobium glaberrimum subsp. fastigiatum Bud Fuller 1936-7-10 57 Modoc 15 miles NE Alturas 1524 Comment
  NY1000359  Epilobium hallianum B. M. Bartholomew 1991-7-4 5909 Modoc Roney Flat 1460 Comment
  RSA41235  Epilobium hallianum A. M. Alexander, Louise Kellogg 1946-6-30 4873 Modoc Highgrade, west side of ridge, north end of Warner Mountains 2378 Comment
  CAS-BOT-BC498683  Epilobium hornemannii Elmer I. Applegate 1932-8-2 8081 Modoc Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC190953  Epilobium minutum Milo Samuel Baker; Franklin P. Nutting 1894-6-16 s.n. Modoc Near Forestdale. Comment
  UC20070  Epilobium minutum M. S. Baker and Frank Nutting 1894-6-16 Modoc near Forestdale 1371 Comment
  JEPS43879  Epilobium obcordatum W. L. Jepson 1918-8-7 7877 Modoc on summit Mt. Bidwell 2507 Comment
  NY1000490  Epilobium obcordatum B. M. Bartholomew 1995-7-31 7080 Modoc 2.4 km from Forest Service road 46N30 on road towards Bald Mountain, east side of the Warner Mountains 2150 Comment
  SEINET195699  Epilobium obcordatum Louise Kellogg, Annie M Alexander 1946-7-23 5050 Modoc Emerson Peak Warner Mountains Comment
  HSC29979  Epilobium pallidum D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19503 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC1191613  Epilobium pallidum Herbert L. Mason and Verne Grant 1947-7-13 13441 Modoc on Hwy 395 n Davis Creek (e side of lake, near roadside); Goose Lake, Joseph Creek Comment
  UCR150482  Epilobium saximontanum David A. Charlet 1989-8-14 475 Modoc Warner Mtns, 1.4 km NW of Eagle Peak 2550 Comment
  CAS-BOT-BC30178  Equisetum laevigatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16397 Modoc Roadside, at Thoms Creek, 6.1 mi. E of Calif. St. Highway 299, on Cedar Pass road. Comment
  CAS-BOT-BC30179  Equisetum laevigatum Annie Montague Alexander; L. Kellogg 1946-7-5 4911 Modoc In moist ground, base of cliff. Lava cliff west of Lower Lake. Comment
  CAS-BOT-BC30183  Equisetum laevigatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4435 Modoc Vicinity of Lower Rush Creek Campground ca. 1 km E of State Highway 299 between Adin and Canby. 1430 Comment
  JEPS127319  Equisetum laevigatum Lowell Ahart, John Dittes 2016-7-14 21211 -B Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. Comment
  CAS-BOT-BC248311  Eremogone aculeata B. Bartholomew; H. Sun 2002-6-24 8850 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CAS-BOT-BC95473  Eremogone aculeata E. S. Willits 1940-5-11 245 Modoc Lily Lake. Comment
  CAS-BOT-BC95488  Eremogone aculeata Bruce Bartholomew; Barrett Anderson 1988-5-13 4151 Modoc Along Parker Creek Road, 0.5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mts.. 1650 Comment
  CAS-BOT-BC95489  Eremogone aculeata Bruce Bartholomew; Barrett Anderson 1988-6-24 4318 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CHSC100849  Eremogone aculeata L. P. Janeway 2008-8-17 9564 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2409 Comment
  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
  HSC80716  Eremogone aculeata G. M. Riegel 1978-8-18 112 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC95458  Eremogone congesta John Thomas Howell 1934-6-14 12178 Modoc Patterson Mill road, Warner Mts. 2133 Comment
  CAS-BOT-BC95459  Eremogone congesta K. Paulson; Robert Paulson 1988-6-11 18 Modoc Barnes Grade, Crowder Flat Rd. to Devil's Garden. 1432 Comment
  CAS-BOT-BC95447  Eremogone congesta John H. Hatton 1911-6-14 91 Modoc Pitt River Ranger Station. Comment
  NY53860  Eremogone congesta var. congesta B. Anderson 1986-7-10 3206 Modoc Warner Mountains, West Warner Rd along Bear Flat. 1845 Comment
  RSA0057701  Eremogone congesta var. subcongesta Mrs. R. M. Austin 1895-06 466 Modoc Davis Creek. Comment
  UC1540164  Eriastrum signatum Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-8-9 9272 Modoc margin of playa set in lava flows Dry Lake 1341 Comment
  CAS-BOT-BC14812  Ericameria bloomeri Francis Dorris Payne 1934-8-29 s.n. Modoc Parker Creek. 1584 Comment
  UCR150529  Ericameria discoidea David A. Charlet 1989-8-13 219 Modoc Warner Mountains, N face of Eagle Peak 2927 Comment
  CAS-BOT-BC14776  Ericameria greenei Robert Patterson; Mona Bourell 1993-8-15 5239 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  SDSU3903  Ericameria greenei D. F. Howe 1966-8-25 4300 Modoc Fandango Pass, Warner Mts. 1859 Comment
  CAS-BOT-BC14820  Ericameria greenei Annie Montague Alexander; L. Kellogg 1946-8-9 5132 Modoc Patterson Lake Trail, Warner Mountains Comment
  CAS-BOT-BC298191  Ericameria nauseosa var. oreophila Isabel T. Kelly 1930-1-1 56 Modoc Fort Bidwell Comment
  CAS-BOT-BC42833  Erigeron austiniae M. M. Hanna 1956-6-4 949 Modoc Turn of highway Alturas to Cedarville. 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
  RSA42058  Erigeron barbellulatus Ella Dales Cantelow 1941-5-23 3567 Modoc 2 miles W of Adin, summit on US Hwy 299 Comment
  POM357572  Erigeron bloomeri Christopher Davidson 1973-5-26 2115 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC42807  Erigeron bloomeri var. bloomeri M. M. Hanna 1956-6-3 s.n. Modoc Hiway between Alturas & Cedarville, Calif. Comment
  JEPS29178  Erigeron compositus Lauramay T. Dempster 1961-6-20 1716 Modoc ridge just north of junction of Dismal Creek Road with Fort Bidwell Road; Warner Mts. 2346 Comment
  UC1567365  Erigeron compositus G. Schoolcraft 1989-7-16 1955 Modoc near Patterson Lake; Warner Mtns. 2773 Comment
  CAS-BOT-BC42819  Erigeron coulteri Annie M. Alexander; Louise Kellogg 1946-8-3 5109 Modoc Head of Eagle Creek, Warner Mountains Comment
  CAS-BOT-BC42821  Erigeron coulteri Elmer Ivan Applegate 1932-7-31 7967 Modoc Mill Creek Meadows, Warner Mountains Comment
  HSC5503  Erigeron coulteri M. T. Milligan 1964-7-25 184 Modoc Pine Creek Basin, along trail. 2439 Comment
  UC31482  Erigeron coulteri Mrs. C. C. Bruce 1898-7-1 2314 Modoc head Davis Creek Comment
  CAS-BOT-BC42824  Erigeron divergens F. Angwin 1945-10-27 Modoc Big Valley. 1280 Comment
  UC1101510  Erigeron divergens Herbert L. Mason and Verne Grant 1947-7-10 13340 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  RSA607255  Erigeron eatonii L. C. Wheeler 1935-8-4 3783 Modoc Dry Lake, Pine Creek. Warner Mts. 2104 Comment
  CAS-BOT-BC42757  Erigeron eatonii var. plantagineus Louis Cutter Wheeler 1935-8-4 3783 Modoc Pine Creek, Warner Mtns. 2103 Comment
  CAS-BOT-BC42787  Erigeron eatonii var. plantagineus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10585 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  CAS-BOT-BC42792  Erigeron eatonii var. plantagineus M. M. Hanna 1956-6-7 1013 Modoc Hwy 139 between Canby and Tienesta. Comment
  CHSC117880  Erigeron eatonii var. plantagineus L. P. Janeway 2016-5-17 12010 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  SEINET228395  Erigeron eatonii var. plantagineus Margaret J. Williams 1983-7-29 83- 116 -1 Modoc 1.1 miles North of Stowe Reservoir Campground North of Cedar Pass Warner Mountains. 2088 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
  CAS-BOT-BC42766  Erigeron elegantulus John Thomas Howell 1934-6-30 12261 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC42775  Erigeron filifolius Bruce Bartholomew 1989-7-15 5009 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  UC711839  Erigeron filifolius Roxana S. Ferris and Laura Lorraine 1941-8-14 10611 Modoc summit Fandango Pass (on road between Bidwell and Pine Creek); Modoc Nationa Forest, Warner Mountains 1889 Comment
  CAS-BOT-BC49623  Erigeron glacialis var. glacialis K. Paulson; Robert Paulson 1988-7-10 73 Modoc Dismal Swamp, Warner Mts.. 2286 Comment
  UC468830  Erigeron glacialis var. glacialis M. F. Gilman 522 Modoc Comment
  JEPS41448  Erigeron inornatus var. calidipetris Milo S. Baker 1893-1 Modoc sandy flat in lava beds 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
  UC71824  Erigeron inornatus var. inornatus Mrs. M. H. Manning 1902-10-11 39 Modoc Warner Mts. 1828 Comment
  CAS-BOT-BC49602  Erigeron linearis Elmer Ivan Applegate 1929-6-24 5891 Modoc Betweeen Alturas and Davis Creek. Comment
  CHSC118316  Erigeron linearis L. P. Janeway 2016-5-17 12032 Modoc Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  CHSC67084  Erigeron linearis James D. Jokerst 1987-5-13 2872 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, SE of dry lake ca. 250 m on edge of basalt flow. 1365 Comment
  JEPS29177  Erigeron linearis Lauramay T. Dempster 1961-6-18 1692 Modoc peak just s of Cedar Pass Comment
  JEPS41569  Erigeron linearis L. S. Smith 1166 Modoc Timber Mt. Comment
  JEPS89681  Erigeron linearis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10452 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains 2560 Comment
Read comments
Jun 28 2007
  UC1540225  Erigeron linearis Dean Wm. Taylor and Glenn L. Clifton 1987-6-27 9100 Modoc about 3.5 mi n of n junction with Highway 299 (along Highway 395) 1371 Comment
  UC71827  Erigeron linearis Mrs. M. H. Manning Jun 1 1904-Jul 1 1904 469 Modoc slopes above Alkali Lake (ne Modoc County) Comment
  CDA4935  Erigeron philadelphicus T. C. Fuller 1959-7-8 s.n. Modoc Harter Road & Highway 139, ca. 5 miles south of Stronghold. 0 Comment
  UC1735880  Eriogonum caespitosum Dean W. Taylor 1987-6-27 9111 b Modoc Warner Mountains, head upper South Deep Creek, 2194 Comment
  UC1540233  Eriogonum douglasii var. meridionale Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9113 Modoc headwaters of South Deep Creek Warner Mountains, South Deep Creek 2194 Comment
  UC465987  Eriogonum elatum Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek Mt. Bidwell, 12 Mile Creek Comment
  RSA65181  Eriogonum elatum var. elatum F. W. Peirson 1926-6-25 6860 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  CHSC109509  Eriogonum heracleoides var. heracleoides L. P. Janeway; B. Castro 2012-7-25 10989 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  CAS-BOT-BC197797  Eriogonum microthecum var. ambiguum Bruce Bartholomew 1991-8-5 6054 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2530 Comment
  CAS-BOT-BC197804  Eriogonum microthecum var. laxiflorum Elmer Ivan Applegate 1921-9-2 3342 Modoc Dry Lake. Comment
  CAS-BOT-BC211415  Eriogonum nudum var. pubiflorum J. F. Emmel 1968-7-15 81 Modoc 2 mi. E of town of Pine Creek, Warner Mts. Comment
  CAS-BOT-BC211439  Eriogonum nudum var. pubiflorum Elmer Ivan Applegate 1932-8-1 7995 Modoc N of Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC211444  Eriogonum nudum var. pubiflorum Bruce Bartholomew 1991-8-5 6048 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 Comment
  CAS-BOT-BC211445  Eriogonum nudum var. pubiflorum Louis Cutter Wheeler 1935-8-14 3840 Modoc Pine Creek, Warner Mts. 2011 Comment
  CHSC109206  Eriogonum nudum var. pubiflorum L. P. Janeway; B. Castro 2012-7-24 10969 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
  HSC17327  Eriogonum nudum var. pubiflorum M. T. Milligan 1964-7-20 153 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  UC77614  Eriogonum nudum var. pubiflorum Mrs. R. M. Austin Aug. 1884 Modoc Goose Lake Valley Comment
  RSA78895  Eriogonum nudum var. pubiflorum E. K. Balls, Percy C. Everett 1952-10-11 18161 Modoc About junction of road to lookout with Highway 139, between Alturas and Klamath Falls 1402 Comment
  SBBG101262  Eriogonum nudum var. pubiflorum R. R. Halse 1991-7-28 4244 Modoc St Hwy 139, 13 mi NW of its jct with St Hwy 299 1469 Comment
  SEINET11261589  Eriogonum nudum var. pubiflorum Margaret J. Williams 1984-6-30 84- 76 -1 Modoc Cedar Pass Road, Warner Mtns, 1.7 mi W of Cedarville.; 0 1509 Comment
  UC412793  Eriogonum nudum var. pubiflorum M. F. Gilman 574 Modoc 1676 Comment
  UC849762  Eriogonum nudum var. pubiflorum Lewis S. Rose 1940-6-13 40557 Modoc 1 mi w Cedarville 1524 Comment
  CAS-BOT-BC211399  Eriogonum ovalifolium var. ovalifolium Bruce Bartholomew 1991-5-24 5711 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC218195  Eriogonum prociduum Bruce Bartholomew 1992-8-9 6397 Modoc Summit Trail, upper region of Pine Creek Basin, W side of Warner Mountains. 2680 Comment
  SD86299  Eriogonum prociduum James L. Reveal 1971-6-22 2462 Modoc Along U.S. Highway 395, 3.5 miles north of the junction of U. S. 395 with California Highway 299, and 1.2 miles north of the Chimney Rock Turnoff 1402 Comment
  HSC75590  Eriogonum spergulinum var. reddingianum G. M. Riegel 1980-8-6 1000 Modoc South Warner Mtns. 1670 Comment
  JEPS56345  Eriogonum spergulinum var. reddingianum W. L. Jepson 1918-8-7 7871 Modoc Mt. Bidwell 2377 Comment
  CAS-BOT-BC211380  Eriogonum sphaerocephalum var. halimioides Robert J. Weatherby 1955-7-8 1641 Modoc West side of Cedar Pass, near Marner Mts. 1645 Comment
  CAS-BOT-BC211389  Eriogonum sphaerocephalum var. halimioides Belknap C. Goldsmith 1912-7-1 56 Modoc Little Hot Spring Valley. Comment
  CAS-BOT-BC211390  Eriogonum sphaerocephalum var. halimioides John Thomas Howell 1934-7-1 12300 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC211391  Eriogonum sphaerocephalum var. halimioides Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13317 Modoc Along dirt road 8.8 miles south of Happy Camp Guard Station. Comment
  NY283119  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1941-6-24 16193 Modoc Just south of Indian Springs along U.S. Highway 299 Comment
  NY283122  Eriogonum sphaerocephalum var. halimioides B. Anderson 1986-7-9 3159 Modoc Warner Mountains. Highway 299 just west of Cedar Pass. Comment
  SJSU9581  Eriogonum sphaerocephalum var. halimioides W. Savage 1979-7-4 1341 Modoc Triangle: Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC705543  Eriogonum sphaerocephalum var. halimioides Marion Ownbey, Fred G. Meyer 1940-7-1 2151 Modoc Cedar Peak Warner Mts., Cedar Peak Comment
  SEINET11261404  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N. of Cedar Pass, Warner Mtns.; 0 2088 Comment
  UC190614  Eriogonum sphaerocephalum var. halimioides M. F. Gilman 572 Modoc 1981 Comment
  SJSU9585  Eriogonum strictum W. Savage 1979-7-4 1347 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  NY283176  Eriogonum strictum subsp. proliferum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas 1402.1 Comment
  CHSC114008  Eriogonum strictum var. anserinum L. P. Janeway 2014-7-8 11489 Modoc Modoc Plateau. At head of Sibley Draw, 0.5 km north of Sibley Lake (below and north of Dry Creek Rim). 1517 Comment
  CHSC67123  Eriogonum strictum var. anserinum James D. Jokerst 1987-5-14 2879 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, E and adjacent to SW-NE oriented fence. 1348 Comment
  UC1250295  Eriogonum strictum var. anserinum Annie M. Alexander and Louise Kellogg 1946-7-24 5072 Modoc Horse Mountain Warner Mountains, Horse Mountain Comment
  SEINET5331677  Eriogonum strictum var. proliferum M. J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  HSC75595  Eriogonum umbellatum G. M. Riegel 1980-9-3 1134 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC211327  Eriogonum umbellatum var. dichrocephalum K. Paulson; Richard Paulson 1988-6-19 54 Modoc Loveness Road 1493 Comment
  NY399115  Eriogonum umbellatum var. dichrocephalum J. L. Reveal 1978-8-11 4821 Modoc Warner Mountains, along Modoc County Road 2 form near New Pine Creek to Fort Bidwell, just east of Poison Lake turnoff about 5.4 miles east of U.S. highway 395 1935.5 Comment
  UC71799  Eriogonum umbellatum var. modocense Mrs. M. H. Manning June 1903 155 Modoc Mt. Bidwell 1676 Comment
  CAS-BOT-BC197787  Eriogonum umbellatum var. nevadense Annie Montague Alexander; L. Kellogg 1946-7-11 4972 Modoc Mesa W of Eight Mile Creek, NE corner of county. 1752 Comment
  RSA293360  Eriogonum umbellatum var. nevadense Reino Alava 1957-7-5 1156 Modoc Cedar Pass, Modoc National Forest, just east of the camp ground Comment
  UC1250285  Eriogonum umbellatum var. nevadense Annie M. Alexander and Louise Kellogg 1946-7-11 4972 Modoc mesa w Eight Mile Creek 1752 Comment
  SEINET5331990  Eriogonum umbellatum var. polyanthum M. J. Williams 1988-5-30 88- 23 -1 Modoc First road into Big Sage Reservoir from Crowder Flat Road, NW of Alturas. 1539 Comment
  SEINET248298  Eriogonum umbellatum var. porteri Noel H. Holmgren, James L. Reveal 1964-8-22 1420 Modoc Warner Range, just below the top of Eagle Peak. 3028 Comment
  CAS-BOT-BC197598  Eriogonum vimineum Bruce Bartholomew; Barrett Anderson 1990-7-21 5553 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  SBBG18303  Eriogonum vimineum C. B. Hardham 1961-6-19 7836 Modoc Davis Crk 1676 Comment
  SEINET10299458  Eriogonum vimineum Margaret J. Williams, Gladys Smith 1983-9-13 83- 150 -2 Modoc Near highway 299, just east of Adin 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-BC49564  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4422 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  UCR57549  Eriophyllum lanatum R. D. Goeden, Don W. Ricker 1989-8-23 889- 26 Modoc Modoc National Forest, South Main Road, near Crowder Flat 1550 Comment
  HSC5589  Eriophyllum lanatum var. achilleoides M. T. Milligan 1964-6-6 10 Modoc N side of Dorris Reservoir along shore 1372 Comment
  RSA554808  Eriophyllum lanatum var. achilleoides Margaret J. Williams, Arnold Tiehm, Jan Nachlinger 1988-6-2 88- 28 -10 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  UC71787  Eriophyllum lanatum var. achilleoides Mrs. M. H. Manning 1903-6 186 Modoc near Fort Bidwell (ne Modoc County) Comment
  JEPS15487  Eriophyllum lanatum var. achilleoides Joseph and Hilda Grinnell 1938-7-16 1112 a Modoc Cedar Pass summit Warner Mountains, Cedar Pass summit 1935 Comment
  SEINET11840143  Eriophyllum lanatum var. achilleoides D. E. Johnson, Eckenwalder, J. E. 1974-1 131 Modoc Warner Mountains, just W of summit of Cedar Pass on Hwy 299 (Alturas-Cedarville Rd) 1920 Comment
  HSC5597  Eriophyllum lanatum var. integrifolium M. T. Milligan 1966-7-3 530 Modoc E of Jess Valley 1890 Comment
  RSA174191  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-7-27 s.n. Modoc Pine woods Comment
  CHSC107349  Erodium cicutarium Lowell Ahart; John Dittes 2011-6-22 17538 Modoc At the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1262 Comment
  CDA4664  Erodium cicutarium T. C. Fuller 1961-5-17 6957 Modoc North of Highway 395, 1 mile northeast of Alturas. 0 Comment
  SEINET8553351  Erodium cicutarium M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 27 -2 Modoc Highway 395 0.4 miles East of Susanville road after turn to Alturas Comment
  JEPS16997  Eryngium alismifolium L. S. Smith 1920-7-15 1177 Modoc n. of Devils Garden district Crowder Flat Comment
  CAS-BOT-BC21475  Eryngium articulatum Bruce Bartholomew; Barrett Anderson 1988-6-23 4289 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  POM133078  Eryngium articulatum M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  UC21003  Eryngium articulatum M. S. Baker and Frank Nutting 1894-8-30 Modoc near Forestdale Comment
  CAS-BOT-BC497204  Eryngium articulatum Louis C. Wheeler 1935-9-13 3985 Modoc Davil's Garden: Fletcher Creek at Pease Place 1524 Comment
  CAS-BOT-BC498688  Eryngium articulatum M. S. Baker; Frank Nutting 1930-8-1 s.n. Modoc Near Forestdale Comment
  JEPS114399  Eryngium mathiasiae Lowell Ahart, John Dittes 2008-8-25 15306 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  SEINET11249726  Erysimum capitatum var. capitatum A. Sanger 1996-6-11 2205 Modoc Crest of Paynes Peak, near radio tower. 2323 Comment
  HSC6790  Erysimum capitatum var. purshii M. T. Milligan 1964-7-1 129 Modoc 6 mi. N of Hwy. 139 on USFS Rd. 44N15 1524 Comment
  HSC81066  Erysimum perenne G. M. Riegel 1980-8-21 1095 Modoc S Warner Mtns. 1829 Comment
  RSA59516  Erysimum repandum E. K. Balls 1950-5-13 14664 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  CAS-BOT-BC58335  Erysimum repandum Isabelo T. Kelly 1930-1-1 55 Modoc Modoc County. Comment
  CHSC114309  Erysimum repandum Carri Pirosko 2008-6-10 Modoc Alturas, Schluter Ranch, Pencil Rd. X HWY 395. Comment
  CAS-BOT-BC229899  Erythranthe breviflora Bruce Bartholomew; Barrett Anderson 1990-7-20 5518 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC229903  Erythranthe breweri Annie Montague Alexander; L. Kellogg 1946-7-1 4888 Modoc 0.5 mi. E of Bidwell Creek road summit. Comment
  CAS-BOT-BC234509  Erythranthe guttata Bruce Bartholomew; Barrett Anderson 1988-7-21 4465 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC234476  Erythranthe lewisii K. Paulson; Robert Paulson 1988-7-9 71 Modoc Near Poison Lake, Warner Mts.. 2103 Comment
  SEINET14294046  Erythranthe lewisii A. Sanger 1996-7-12 2414 Modoc [Warner Mountains,] Joseph Creek, 1 mile SW of Bald Mountain, stream at end of road. 1987 Comment
  CAS-BOT-BC234501  Erythranthe microphylla K. Paulson; Robert Paulson 1988-6-19 44 Modoc Near Cottonwood Flat. 1539 Comment
  CAS-BOT-BC234517  Erythranthe microphylla Bruce Bartholomew 1990-6-15 5240 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC234465  Erythranthe pulsiferae Alice Eastwood; John Thomas Howell 1940-6-14 8237 Modoc Near Hackamore. Comment
  CAS-BOT-BC234472  Erythranthe pulsiferae Bruce Bartholomew 1991-6-23 5885 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  CAS-BOT-BC234431  Erythranthe suksdorfii Bruce Bartholomew 1993-6-13 6636 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  NY499984  Eschscholzia californica B. M. Bartholomew 1989-6-3 4917 Modoc 9 km west of County Route 91 along the north side of the Pit River 1340 Comment
  CAS-BOT-BC95713  Euphorbia serpillifolia Bruce Bartholomew 1991-8-4 6015 Modoc W side of Goose Lake, 10.5 km N of McGinty Point. 1460 Comment
  CDA36284  Euphorbia virgata C. Pirosko 2004-1 s.n. Modoc Tulelake area? 0 Comment
  CHSC85429  Eurybia integrifolia John Dittes; Josephine Guardino 1991-8-23 453 Modoc Modoc Plateau; Warner Mountains; southwest edge of Dismal Swamp; ca. 7.4 air-miles east by southeast of Goose Lake State Recreation Area, ca. 0.7 air-miles south of Oregon border, ca. 3.3 air-mile northwest of summit of Bidwell Mtn. Meadow. 2209 Comment
  CHSC100429  Euthamia occidentalis Lowell Ahart; John Dittes 2008-8-25 15283 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC71688  Euthamia occidentalis Mrs. M. H. Manning 1903-8-26 330 Modoc near Fort Bidwell; ne Modoc Co. Comment
  HSC80817  Festuca californica G. M. Riegel 1980-7-16 909 Modoc S Warner Mtn. 1670 Comment
  CAS-BOT-BC247705  Festuca idahoensis John Thomas Howell 1934-6-11 11928 Modoc Parker Creek. 1584 Comment
  HSC9860  Festuca idahoensis R. C. Wunner 1965-7-1 319 Modoc Lava Beds N.M. Near Indian Well campground. 1433 Comment
Read comments
Aug 20 2013
  SEINET10559248  Festuca idahoensis Leila M. Shultz, John S. Shultz 1985-6-23 Shultz 8593 Modoc Modoc Plateau at the western extension of the Great Basin between Beeler & Duncan reservoirs north of Canby near Highway 139. Pinus ponderosa-Juniperus occidentalis-Artemisia-Purshia tridentata association; pines laden with lichens. Open areas of gravel soils. 1311 Comment
  JEPS44872  Fragaria virginiana Milo S. Baker 1893-6-15 Modoc Forestdale; sw Modoc Co. Comment
  UC72969  Fragaria virginiana subsp. platypetala Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA271745  Frasera albicaulis var. nitida C. Epling 1938-6-14 s.n. Modoc South of Likely on Highway 395. Comment
  RSA534561  Fraxinus latifolia Bruce Bartholomew 1991-7-6 5982 Modoc W side of Egg Lake 1300 Comment
  CAS-BOT-BC242106  Fritillaria atropurpurea Bruce Bartholomew; Barrett Anderson 1988-6-24 4294 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  SEINET8478730  Fritillaria atropurpurea W. Roderick 1963-1 Modoc Comment
  CAS-BOT-BC242102  Fritillaria pudica Leland S. Smith 1917-6-9 36 Modoc Jess Valley. 1524 Comment
  CHSC30634  Fritillaria pudica N. E. H. Prouty 1980-6-2 171 Modoc Sheep Rock T. S. Rising above Dry Creek. Modoc Nat. Forest, Warner Mt. District. Comment
  JEPS61944  Fritillaria pudica Mary H. Manning before Aug. 1918 Modoc Fort Bidwell Comment
  SEINET8479136  Fritillaria pudica M. J. Williams 1968-5-31 1150 Modoc Cedar Pass. Comment
  UC190697  Fritillaria pudica M. F. Gilman 582 Modoc Modoc County 1676 Comment
  UC1191797  Galeopsis tetrahit Herbert L. Mason and Verne Grant 1947-7-12 13417 Modoc s of Alturas (near s end of Westside Road); Pit River Valley Comment
Read comments
May 29 2009
  POM367842  Galium asperrimum Christopher Davidson 1975-6-4 s.n. Modoc 2.5. miles W of Cedarville on Hwy 299. 1677 Comment
  CAS-BOT-BC248326  Galium bifolium B. Bartholomew; H. Sun 2002-6-24 8821 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  CAS-BOT-BC225063  Galium bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4231 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  UC416663  Galium bolanderi Milo S. Baker 1893-7-8 Modoc south hillside Comment
  CAS-BOT-BC225068  Galium glabrescens subsp. modocense Bruce Bartholomew 1995-9-3 7189 Modoc Steep sagebrush covered slope NW of North Emerson Lake, E side of Warner Mountains. 2400 Comment
  CAS-BOT-BC225070  Galium glabrescens subsp. modocense G. Rugel 1981-6-11 1142 Modoc S facing ridge, N of Granger Canyon. 1645 Comment
  CAS-BOT-BC225071  Galium glabrescens subsp. modocense M. Vasey 1990-6-28 9008 Modoc In vicinity of pass at junction of N Emerson Lake Trail and Owl Creek Trail, on Cole Peak side of pass. 2590 Comment
  HSC80868  Galium glabrescens subsp. modocense G. M. Riegel 1980-8-28 1100 Modoc S Warner Mtns., S Warner Wilderness Area 2676 Comment
  CAS-BOT-BC225079  Galium multiflorum Annie Montague Alexander; L. Kellogg 1946-7-5 4909 Modoc Lava cliff W of Lower Lake. Comment
  JEPS27647  Galium serpenticum subsp. warnerense Ehrendorfer and Stebbins 1959-6-28 5913 A Modoc plateau Mt. Bidwell (top and s rim) 2438 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
  JEPS66746  Garrya fremontii L. S. Smith 1917-9-12 157 Modoc Buck Creek Warner Mts. (n Warner Mts) 1828 Comment
  POM319052  Gayophytum Patricia Wilder 1971-6-20 5060 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  CAS-BOT-BC190856  Gayophytum decipiens Mrs. H. C. Cantelow 1940-6-2 4030 Modoc NW of Canby, road to lava beds. Comment
  CAS-BOT-BC190852  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 5023 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CAS-BOT-BC190827  Gayophytum racemosum Bruce Bartholomew 1989-7-14 4963 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  UC1028656  Gayophytum racemosum Robert J. Weatherby 1955-7-8 1609 A Modoc 7 mi n Ft. Bidwell 1874 Comment
  NY999564  Gayophytum racemosum M. S. Baker 06 1893 s.n. Modoc Comment
  UC444850  Gentiana affinis var. ovata Mrs. M. H. Manning Modoc north-eastern Modoc County Comment
  SEINET8569986  Geranium richardsonii A. Sanger 1996-5-26 3590 Modoc Granger Canyon 1768 Comment
  CAS-BOT-BC180057  Geranium viscosissimum Leland S. Smith 1917-7-10 93 Modoc Granger Mill Camp. 1828 Comment
  CAS-BOT-BC180061  Geranium viscosissimum Bruce Bartholomew 1990-6-16 5268 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  CAS-BOT-BC180078  Geranium viscosissimum John Thomas Howell 1934-6-11 11947 Modoc Parker Creek. 1584 Comment
  CHSC109892  Geranium viscosissimum B. Castro; L. P. Janeway 2012-7-26 1965 Modoc Warner Mountains. Along Highgrade National Recreation Trail 0.65 air mi SW of Little Lily Lake and 0.9 air mi N of Mt. Vida. 2336 Comment
  HSC8659  Geranium viscosissimum M. T. Milligan 1965-6-26 336 Modoc N end Jess Valley. 1616 Comment
  CAS-BOT-BC180069  Geranium viscosissimum Elmer Ivan Applegate 1897-6-4 864 Modoc Summit of pass between Pit River and Madeline Plain. Comment
  RSA0029590  Geranium viscosissimum var. nervosum C. L. Hitchcock 1940-5-27 6703 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA0029592  Geranium viscosissimum var. nervosum C. L. Hitchcock 1940-5-27 6703 Modoc 15 miles NE of Alturas. 1677 Comment
  HSC98404  Geum macrophyllum M. T. Milligan 1966-7-1 517 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  CAS-BOT-BC214663  Geum triflorum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16480 Modoc Along Lassen Creek on road to Davis Creek, Warner Mts. Comment
  CAS-BOT-BC214668  Geum triflorum Edward Kent Balls 1950-5-20 14792 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1432 Comment
  CAS-BOT-BC214670  Geum triflorum Bruce Bartholomew; Barrett Anderson 1989-6-3 4882 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC214671  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CAS-BOT-BC214679  Geum triflorum Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc E of Adin Pass Summit, on U.S. highway 299. 1576 Comment
  RSA454454  Geum triflorum var. ciliatum Christopher Davidson 1973-5-26 2140 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  CAS-BOT-BC190693  Gilia inconspicua Elmer Ivan Applegate 1935-6-5 9321 Modoc Captain Jack's Stronghold, Lava Beds National Monument. Comment
  CAS-BOT-BC190698  Gilia inconspicua Bruce Bartholomew 1995-5-13 6905 Modoc 4.8 km W of Eagleville, E side of the S end of Surprize Valley. 1460 Comment
  CAS-BOT-BC190688  Gilia leptomeria Bruce Bartholomew 1991-6-22 5849 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  NY964515  Gilia leptomeria var. micromeria B. M. Bartholomew 1990-6-17 5336 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  RSA0004803  Gilia modocensis Alice Eastwood, J. T. Howell 1940-6-12 8073 Modoc Between Likely and Jess Valley. Comment
  UC1332111  Gilia modocensis A. Eastwood and J. T. Howell 1940-6-12 8073 Modoc between Likely and Jess Valey, Modoc Co. Comment
  RSA334845  Glaux maritima A. Tiehm, Susan Cochrane, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Mineral Wells on east side of Alkali Lake. Comment
  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
  JEPS69272  Glyceria elata W. L. Jepson 1918-8-12 7945 Modoc South Fork Pass to Jess Valley 1584 Comment
  CAS-BOT-BC49570  Glyptopleura marginata Bruce Bartholomew; B. Anderson 1989-6-2 4834 Modoc 6.4 km E of Eagleville on the road to the Calif. state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC49533  Gnaphalium palustre Leland S. Smith 1925-1-1 1506 Modoc Happy Camp near Ranger Station. 1371 Comment
  CAS-BOT-BC49575  Gnaphalium palustre Bruce Bartholomew; Barrett Anderson 1990-7-19 5402 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CHSC117252  Gnaphalium palustre Lowell Ahart; John Dittes 2016-7-14 21157 -A Modoc West side of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek State Wild Life Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1271 Comment
  UC1192121  Gnaphalium palustre Herbert L. Mason 1947-8-13 13521 Modoc ne side of F reservoir (n of Canby) Comment
  CAS-BOT-BC229889  Gratiola neglecta Herbert Louis Mason; Verne Grant 1947-7-12 13393 Modoc Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  CAS-BOT-BC229890  Gratiola neglecta Herbert Louis Mason; Verne Grant 1947-7-12 13393 Modoc Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  JEPS21901  Gratiola neglecta Verne Grant and Irving Schneider 1947-7-18 8038 Modoc Eastside Canal s Alturas (5 mi n of Bayley's bridge); Eastside Canal Comment
  RSA114013  Gratiola neglecta Verne Grant, Irving Schneider 1947-7-20 8094 Modoc South loop of Westside Road, Pitt Valley, north of Likely. Comment
  CAS-BOT-BC95534  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4693 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  CAS-BOT-BC95536  Grayia spinosa Bruce Bartholomew 1990-6-17 5292 Modoc Surprise Valley, W side of Lower Alkali Lake, 5.6 km N of Lassen County border. 1370 Comment
  CAS-BOT-BC304880  Grindelia hirsutula L. S. Smith 1924-6-21 1507 Modoc Modoc National Forest. Egg Lake country Comment
  CHSC112840  Grindelia nana Lowell Ahart; John Dittes 2013-7-25 18963 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  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
  JEPS25295  Hackelia cusickii Frances D. Payne 1932-6-10 425 Modoc s and e of Alturas (Parker Creek); Warner Mountains 1584 Comment
  CAS-BOT-BC54061  Hackelia micrantha Annie Montague Alexander; L. Kellogg 1946-6-14 4764 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  HSC80931  Hackelia micrantha G. M. Riegel 1979-7-23 573 Modoc S Warner Mtns. 1829 Comment
  HSC3659  Hackelia micrantha M. T. Milligan 1967-7-8 668 Modoc E of Jess Valley 2134 Comment
  CDA6194  Helianthus annuus T. C. Fuller 1958-7-8 1933 Modoc Likely/Alturas. 0 Comment
  CHSC100432  Helianthus annuus Lowell Ahart; John Dittes 2008-8-25 15313 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
  JEPS5938  Helianthus cusickii Frances D. Payne 1932-6-27 617 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC54064  Heliotropium curassavicum Bruce Bartholomew 1989-8-11 5058 Modoc Along W side of Goose Lake, 3.5 km S of the Oregon border on National Forest Road 48. 1430 Comment
  UCD37471  Hemizonella minima Beecher Crampton 1960-6-17 5690 Modoc 5 miles south of Perez, Plant Quarantine Station. 1371 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-BC21470  Heracleum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-22 4539 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  CAS-BOT-BC180049  Hesperochiron californicus Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6492 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  CAS-BOT-BC180040  Hesperochiron californicus R. M. Austin 1894-6-1 Modoc Lava beds west of Goose Lake Comment
  CAS-BOT-BC180034  Hesperochiron pumilus Mrs. H. C. Cantelow 1941-5-22 Modoc Hwy 299 just S of Adin Pass Summit. Comment
  CAS-BOT-BC180035  Hesperochiron pumilus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16415 A Modoc Near summit of Cedar Pass. 1932 Comment
  HSC6399  Hesperochiron pumilus M. T. Milligan 1964-5-9 35 Modoc 10 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  UC26085  Hesperochiron pumilus Mrs. R. M. Austin 1894-1 Modoc Goose Lake Valley Comment
  UC73706  Hesperochiron pumilus Milo S. Baker 1896-5-15 80 Modoc Forestdale 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
  CAS-BOT-BC225792  Heuchera cylindrica Elmer Ivan Applegate 1932-7-9 7591 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC225796  Heuchera cylindrica Leland S. Smith 1917-7-2 57 Modoc Head of Shield Creek. 2316 Comment
  SEINET195696  Heuchera cylindrica Annie M. Alexander, L Kellogg 1946-7-3 4902 Modoc Bidwell Creek Canyon 3.5 mi W of Fort Bidwell Comment
  JEPS49732  Heuchera cylindrica var. glabella W. L. Jepson 1918-8-7 7880 Modoc Mt. Bidwell 2507 Comment
  CHSC109205  Hieracium albiflorum L. P. Janeway; B. Castro 2012-7-24 10961 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.04air km east of Lily Lake and 1.8 air km southwest of Dismal Swamp. 2250 Comment
  HSC5828  Hieracium albiflorum M. T. Milligan 1964-7-25 186 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC81134  Hieracium horridum G. M. Riegel 1979-8-25 692 Modoc South Warner Mtns. 1670 Comment
  CAS-BOT-BC49476  Hieracium scouleri Bruce Bartholomew 1989-7-15 5008 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CAS-BOT-BC49519  Hieracium scouleri Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10610 A Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mtns., Modoc N.F. 1889 Comment
  CAS-BOT-BC49521  Hieracium scouleri Annie Montague Alexander; L. Kellogg 1946-7-7 4935 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CAS-BOT-BC49524  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1988-7-23 4555 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  RSA540061  Hieracium scouleri Bruce Bartholomew, B. Anderson 1990-7-19 5418 Modoc Top of Hunters Ridge south of Rush Creek. 1960 Comment
  UC201716  Hieracium scouleri W. P. Taylor and H. C. Bryant 1910-1-1 Modoc Head North Fork Parker Creek Warner Mountains, Head North Fork Parker Creek 2286 Comment
  UC485537  Hieracium scouleri M. F. Gilman 643 Modoc Comment
  UC1037342  Holcus lanatus Leo Whitney 1935-8-24 105 Modoc Jess Valley Comment
  CHSC85125  Holosteum umbellatum John Dittes; Josephine Guardino 1991-6-1 362 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  HSC68796  Holosteum umbellatum Gary Schoolcraft 1980-4-29 218 Modoc S of substation on N side of Hwy. 299 to Cedarville 1512 Comment
  HSC10152  Hordeum brachyantherum M. T. Milligan 1965-6-26 341 Modoc 1677 Comment
  JEPS114844  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart, John Dittes 2008-6-21 15001 Modoc On dry bare soil, near a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber 1260 Comment
  UC1024995  Hordeum brachyantherum subsp. brachyantherum Leo Whitney 1935-7-7 3395 Modoc 4 mi nw Canby (Howard Gulch); Howard Gulch Comment
  SEINET190959 Image available Hordeum geniculatum A. A. Beetle 1941-5-29 2839 Modoc Near summit of Mt. Adin. 1829 Comment
  UCR136427  Hordeum jubatum var. caespitosum Beecher Crampton 1954-7-7 2160 Modoc Modoc Plateau, 2.5 miles east of Alturas, near radio station KCNO 1341 Comment
  RSA611269  Horkelia fusca subsp. pseudocapitata Louis C. Wheeler 1935-8-1 3726 Modoc Dismal Swamp. Twenty Mile Creek, Warner Mountains. 2226 Comment
  SEINET248325  Hornungia procumbens Noel H. Holmgren, Patricia K. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east od downtown Cedarville, at a turnoff to some hotsprings. 1370 Comment
  CAS-BOT-BC179327  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; Barrett Anderson 1989-4-27 4634 Modoc Ryan Canyon, 6.0 km NW of Adin on road to Dutch Flat. 1370 Comment
  HSC68926  Hydrophyllum capitatum var. alpinum Gary Schoolcraft 1980-4-29 208 Modoc Harper Hill N of Adin 1402 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
  UC195008  Hymenoxys hoopesii W. P. Taylor and H. C. Bryant 1910-7-24 Modoc Squaw Pk. Warner Mountains, Squaw Pk. 2590 Comment
  UC19052  Hypericum M. S. Baker and Frank Nutting 1894-6-20 Modoc Near Whitehorse Lake Comment
  CAS-BOT-BC179904  Hypericum anagalloides Bruce Bartholomew 1995-7-30 7066 Modoc NE side of Big Valley Mountains, W of Lookout Junction. 1310 Comment
  CAS-BOT-BC179905  Hypericum anagalloides Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10565 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station, Warner Mts. Comment
  UC719822  Hypericum formosum var. scouleri Rogers McVaugh 1941-8-5 6246 Modoc 8.5 mi. w. Cedarville; w. slope Warner Mts. Comment
  CAS-BOT-BC179892  Hypericum scouleri Leland S. Smith 1922-7-24 1314 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC179896  Hypericum scouleri Leland S. Smith 1929-6-1 1436 Modoc Happy Camp. 1524 Comment
  CAS-BOT-BC58444  Idahoa scapigera R. M. Austin 1894-4-1 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC58446  Idahoa scapigera F. Angwin 1946-3-31 Modoc Adin. 1371 Comment
  RSA59821  Idahoa scapigera E. K. Balls 1950-5-18 14757 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  OBI47989  Idahoa scapigera Rhonda Riggins 1989-4-28 1664 Modoc Pencil rd, 4.4 I N of hwy 395 E of Alturas. T43N, R12E, sec 13 1524 Comment
  UC1713786  Idahoa scapigera Milo S. Baker 1896-5-20 76 Modoc Big Valley, Johnson's Big Valley Comment
  UCD150424  Idahoa scapigera Harry A. George 1967-6-15 s.n. Modoc S. of Adin. Comment
  UC1561017  Iliamna bakeri Dean W. Taylor 1988-8-11 10044 Modoc in summit crater of Damon's Butte (ca 2 mi w of Hwy 139); Modoc Plateau, Hackamore 15' Quadrangle 1466 Comment
  CAS-BOT-BC190654  Ipomopsis aggregata subsp. aggregata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 185 Modoc Above Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC497309  Ipomopsis aggregata subsp. aggregata B. Bartholomew 1990-8-5 5687 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2600 Comment
  UC23475  Ipomopsis congesta Mrs. C. C. Bruce June 1898 2330 Modoc table land Warner Mtns Comment
  CAS-BOT-BC190637  Ipomopsis congesta subsp. palmifrons Annie Montague Alexander; L. Kellogg 1946-7-11 4969 Modoc Eight Mile Creek, NE corner of county. Comment
  JEPS792  Ipomopsis tenuituba L. S. Smith 1918-6-22 950 Modoc Lily Lake, Warner Mountains 2042 Comment
  CAS-BOT-BC245096  Iris missouriensis Bruce Bartholomew; Barrett Anderson 1989-6-1 4759 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  UC1192314  Iris missouriensis Malcolm A. Nobs and S. Galen Smith 1949-5-29 770 Modoc 1 mi e Lake City Comment
  UC4306  Iris missouriensis Milo S. Baker 1893-6-30 Modoc Egg Lake shore; Egg Lake Comment
  POM109053  Iris missouriensis Mrs. R. M. Austin 1895-06 498 Modoc Goose Lake Valley Comment
  POM260416  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 miles N of Alturas. 1402 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
  RSA59532  Iris missouriensis E. K. Balls 1950-5-20 14806 Modoc 2.1 miles above S Fork Public Camp, aldong S Fork Pit River to Jess Valley 1463 Comment
  JEPS123849  Isatis tinctoria Lowell Ahart, John Dittes 2015-7-17 20402 Modoc 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. Adin USGS 7.5' Topographic Quadrangle. Comment
  RSA639347  Isoetes howellii L. C. Wheeler 1935-8-5 3785 Modoc Brandy, E fork Bidwell Creek. (Mt Diablo mer.) 2409 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
  SEINET10879274  Iva axillaris subsp. robustior Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 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. T43N R15E S28 SW 1/4. 1928 Comment
  JEPS91215  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn L. Clifton 1990-6-25 11164 Modoc Cedar Pass, growing on steep cliffs of volcanic breccia, northerly slopes of Peak 7298 2148 Comment
  JEPS47196  Ivesia gordonii Frances D. Payne 1931-6-29 302 C Modoc e slope Mt. Warren; Warner Mountains 2286 Comment
  HSC80695  Ivesia gordonii var. ursinorum G. M. Riegel 1980-8-20 1075 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC123373  Ivesia gracilis Newberry 1855-1-1 s.n. Modoc on the shores of Rhett (Tule) Lake Comment
  JEPS67049  Juncus Frances D. Payne 1932-6-24 586 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CHSC109634  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2012-7-11 18339 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA0113961  Juncus bufonius var. bufonius Lowell A. Ahart, John Dittes 2013-7-24 18929 Modoc About 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilor Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big valley. 1263 Comment
  JEPS121224  Juncus bufonius var. congestus Lowell Ahart, John Dittes 2013-7-24 18929 Modoc About 50 yards S of the levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  UCD146977  Juncus bufonius var. occidentalis Chuck Hughes 2012-9-13 348 Modoc Bear Mountain 2005 Comment
  UC1601868  Juncus ensifolius Baker and Nutting 1894-7-6 Modoc Dixie Valley Comment
  UC1536801  Juncus ensifolius Gordon H. True Jr. 1939-6-30 1018 Modoc e of Alturas; Parker Creek Comment
  CAS-BOT-BC245059  Juncus hemiendytus var. abjectus Bruce Bartholomew 1993-6-14 6676 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 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
  CAS-BOT-BC245050  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1993-6-12 6600 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment
  UCD141620  Juncus nevadensis Verne Grant; Irving Schneider 1947-7-22 8149 Modoc Headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to south end of Goose Lake. Comment
  RSA577832  Juncus nevadensis L. C. Wheeler 1935-9-23 4003 Modoc Pease Flat, Devil s Garden. 1524 Comment
  SEINET6173599  Juncus trilocularis L. C. Wheeler 1935-9-23 4001 Modoc Pease Flat, Devil's Garden 1524 Comment
  UC1036072  Juniperus communis Annie M. Alexander and Louise Kellogg 1946-7-29 5091 Modoc Head of Eagle Creek Warner Mountains, Eagle Creek (foot of rockslide under lodgepole pine) Comment
  CAS-BOT-BC81198  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81199  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81201  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81204  Juniperus occidentalis Florence Angwin 1945-10-27 s.n. Modoc near Adin 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
  UC1036054  Juniperus occidentalis Annie M. Alexander and Louise Kellogg 1946-6-14 4767 Modoc Silver Creek branch of Patterson Mill road 1828 Comment
  LA6642  Juniperus occidentalis Carl Epling; Mrs. Epling 1935-8-15 Modoc Courtwright Comment
  HSC103930  Juniperus occidentalis var. occidentalis L. Ahart, John Dittes 2008-8-26 15358 Modoc About 9.3 mi. (air) NNE of Lookout; on the SE side of Rose Creek, 750 ft. SW of confluence of Rose Creek and Pit River, on the NW side of unnamed road, 2,660 ft. E of intersection with County Rd. 85A 1277 Comment
  POM337227  Juniperus occidentalis var. occidentalis F. R. Fosberg 1957-8-18 38855 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  UCR4290  Juniperus occidentalis var. occidentalis Frank C. Vasek 1965-8-31 650831- 02 Modoc 7 mi SW of Canby Comment
  UC1044491  Juniperus osteosperma Mrs. B. N. Berry 1955-9-30 Modoc between Klamath Falls and Canby (s of Timber Mountain on highway); Modoc National Forest 1341 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-BC95675  Kalmia polifolia Bruce Bartholomew; Barrett Anderson 1988-6-24 4345 Modoc Vicinity of Blue Bell Mine between Lily Lake and and Fort Bidwell on County Road 2, Warner Mts.. 2190 Comment
  POM229190  Kalmia polifolia subsp. microphylla L. C. Wheeler 1935-8-4 3776 Modoc Pine Creek, Warner Mts. 2210 Comment
  CAS-BOT-BC248319  Kelloggia galioides B. Bartholomew 2002-8-26 8871 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  RSA612598  Kelloggia galioides Louis C. Wheeler 1935-8-14 3836 Modoc Pine Creek. Warner Mtns. 2012 Comment
  UC71750  Kelloggia galioides Mrs. M. H. Manning 1903-8-22 301 Modoc ne slope Fandango (ne Modoc County); Warner Mts. 1981 Comment
  CAS-BOT-BC247645  Koeleria macrantha Leland S. Smith 1924-6-9 1396 Modoc Egg Lake. Comment
  CHSC69231  Koeleria macrantha James D. Jokerst 1987-5-12 2847 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  POM113363  Koeleria macrantha Mrs. R. M. Austin 1895-07 494 Modoc Goose Lake Valley. Comment
  RSA534494  Koeleria macrantha Bruce Bartholomew, B. Anderson 1990-7-19 5394 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  UCD85783  Koeleria macrantha Beecher Crampton 1960-6-17 5683 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  UCD85975  Koeleria macrantha A. H. Shunk 1923-7-26 s.n. Modoc Modoc and Siskiyou County: Tule Lake. Comment
  SEINET11446760 Image available Lagophylla ramosissima M. J. Williams 1983-9-13 83- 151 -2 Modoc Along side of road from Alturas to Cedarville, 3.8 mi W of Cedar Pass, 6.7 mi from junction of Hwy 299 and Cedarville road 1554 Comment
  CAS-BOT-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
  CAS-BOT-BC54070  Lappula redowskii Elmer Ivan Applegate 1936-5-4 10235 Modoc Lava Beds National Monument, near Hospital Rock, northern boundary. Comment
  UC78791  Lappula redowskii Mrs. R. M. Austin May 1894 23 Modoc Sugar Loaf Hill Comment
  UC1075759  Lathyrus brownii Robert J. Weatherby 1955-7-8 1621 Modoc 6 mi n Ft. Bidwell (n Warner Mts.); Warner Mts. 1783 Comment
  JEPS55324  Lathyrus brownii Milo S. Baker 1893-5-26 Modoc Goose Valley Comment
  NY716853  Lathyrus rigidus W. Larkin 04 1920 s.n. Modoc Goose Lake Valley Comment
  NY716868  Lathyrus rigidus B. M. Bartholomew 1993-5-10 6441 Modoc Just northeast of Davis Creek Cemetery, 1.3 km east of Davis Creek 1500 Comment
  JEPS5972  Layia glandulosa Frances D. Payne 1932-6-19 550 Modoc Comment
  POM361659  Layia glandulosa subsp. glandulosa Christopher Davidson 1973-5-24 2109 -a Modoc S of Alturas on Hwy 395 near Likely. 1341 Comment
  POM229192  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  CHSC106209  Lemna minor Lowell Ahart; John Dittes 2010-8-31 17122 Modoc South side of a small stream, about 5 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
  UCD138123  Lemna minor Verne Grant; Irving Schneider 1947-7-19 8064 Modoc corporation ranch; irrigation ditch south of south loop road, south of Alturas. 85 Comment
  CHSC99245  Lemna minuta Lowell Ahart; John Dittes 2008-6-21 15008 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  UCD138196  Lemna trisulca Verne Grant; Irving Schneider 1947-7-19 8065 Modoc Corporation ranch; south of south loop road, south of Alturas. Comment
  JEPS43457  Lemna turionifera Frances D. Payne 1932-7-22 731 Modoc Parker Creek; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC88678  Lepidium acutidens Ellsworth Bethel 1923-4-25 s.n. Modoc Kelby Hot Springs. Canby. Comment
  CAS-BOT-BC58667  Lepidium appelianum Bruce Bartholomew 1991-6-22 5851 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  NY76539  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 --1 Modoc Northwest of Alturas, north of Highway 299, Crowder Flat Road 1371.6 Comment
  CAS-BOT-BC58347  Lepidium perfoliatum F. Angwin 1945-10-7 Modoc Big Valley near Adin. 1280 Comment
  RSA504619  Lepidium perfoliatum Bruce Bartholomew, B. Anderson 1988-6-25 4382 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  JEPS53761  Lepidium virginicum var. medium Milo S. Baker Jul 1894 Modoc near Bieber; Big Valley Comment
  POM319635  Leptosiphon harknessii Patricia Wilder 1971-6-20 5055 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
  SEINET11448003 Image available Leucanthemum vulgare M. J. Williams 1984-1 84- 70 -2 Modoc North of Alturas on Hwy 395, almost to Oregon border 1432 Comment
  CAS-BOT-BC242079  Leucocrinum montanum K. Paulson; Robert Paulson 1989-4-16 103 Modoc Crowder Flat Road, Devil's Garden. Comment
  SEINET7073595  Leucocrinum montanum A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  UC71732  Leucocrinum montanum Mrs. M. H. Manning 1903-5-1 93 Modoc Fort Bidwell; ne Modoc County Comment
  SEINET3154178  Leucocrinum montanum E. K. Balls 1950-5-10 15962 Modoc hwy 395, 5.5 mi NE of Alturas, 5 mi. before junction 1524 Comment
  UCD138434  Leucocrinum montanum Frank C. Vasek 1975-5-21 s.n. Modoc Crowder Flat Road, ca. 2 miles south of Crowder Flat Guard Station at Hag Valley (ca. 12 miles west of Goose Lake and ca. 7 miles south of Oregon border), Modoc National Forest. Comment
  CAS-BOT-BC197457  Lewisia nevadensis R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2149 Modoc Benton Meadows. Comment
  CAS-BOT-BC197461  Lewisia nevadensis Bruce Bartholomew 1994-5-28 6719 Modoc Vicinity of Cold Spring SE of Sugar Hill, W side of Warner Mts. 1880 Comment
  HSC25979  Lewisia nevadensis D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-22 19347 Modoc Soup Springs Campground Comment
  UC748352  Lewisia nevadensis Annie M. Alexander and Louise Kellogg 1946-6-15 4780 a Modoc Deep Creek 2194 Comment
  CHSC118313  Lewisia rediviva var. rediviva L. P. Janeway 2016-5-17 12018 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
  CAS-BOT-BC247639  Leymus cinereus Isabelo T. Kelly 1930-1-1 34 Modoc Fort Bidwell. Comment
  JEPS127723  Leymus cinereus Alejandro Brambila, Michael Dolan 2016-8-24 CA 320 -178 Modoc Graves Reservoir Road Comment
  CAS-BOT-BC247630  Leymus triticoides John Thomas Howell 1934-7-1 12339 Modoc Duncan Horse Camp. 1355 Comment
  JEPS73995  Leymus triticoides Frances D. Payne 1932-7-18 710 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET182349  Leymus triticoides F. Payne 782 Modoc Warner Mountains Comment
  UCD65613  Leymus triticoides L. Whitney 1935-8-3 s.n. Modoc North Warner Mts., Buck Creek. Comment
  CAS-BOT-BC21461  Ligusticum grayi Louis Cutter Wheeler 1935-8-16 3882 Modoc Dismal Swamp. 2225 Comment
  JEPS16567  Ligusticum grayi L. S. Smith 1918-7-11 985 Modoc Warner Mts., Mill Creek Meadow 2072 Comment
  POM228866  Lilaea scilloides L. C. Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil s Garden 1524 Comment
  CAS-BOT-BC242068  Lilium washingtonianum Bruce Bartholomew 1989-7-14 4928 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC242070  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
  CAS-BOT-BC198037  Linanthus harknessii Arnold Tiehm 1984-6-30 8842 Modoc NW side of Bidwell Mt., 2.8 road mi. N of Eight Mile Creek on road to Lake Annie. 1828 Comment
  UC71572  Linanthus harknessii Mrs. M. H. Manning 1903-8-21 284 Modoc Fandago Peak, ne Modoc County Warner Range Comment
  CDA6356  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-7-16 10908 Modoc Lassen Creek, Sugar Hill Planting, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CAS-BOT-BC179165  Linum lewisii M. M. Hanna 1956-6-4 955 Modoc Cedar Pass. Comment
  CAS-BOT-BC179164  Linum lewisii John H. Hatton 1911-6-10 19 Modoc Modoc County. 1524 Comment
  JEPS31660  Linum lewisii Frances D. Payne 1929-6-13 9 Modoc s and e of Alturas (Warner Mts., Parker Creek); Warner Mts., Parker Creek 1584 Comment
  RSA59602  Linum lewisii Verne Grant, Alva Grant 1950-7-14 8946 Modoc Bare north flank of Cedar Peak, Warner Mts. 2195 Comment
  UC17253  Linum lewisii Milo S. Baker 1893-6 Modoc Lava Beds Comment
  CAS-BOT-BC225813  Lithophragma glabrum Robert J. Weatherby 1955-7-7 1601 Modoc Dismal Swamp, northern Warner Mts. 2240 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-BC225832  Lithophragma parviflorum Bruce Bartholomew; Barrett Anderson 1989-4-27 4618 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  UC190608  Lithophragma parviflorum M. F. Gilman 543 Modoc Comment
  CAS-BOT-BC225843  Lithophragma tenellum Francis Dorris Payne 1932-6-10 527 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC225836  Lithophragma tenellum Elmer Ivan Applegate 1934-6-8 9444 Modoc Sconchin Butte, Lava Beds National Monument. Comment
  UC526148  Lithophragma tenellum John Thomas Howell 1934-6-4 12129 Modoc near Lost Lake; Warner Mts., near Lost Lake 2438 Comment
  CAS-BOT-BC54033  Lithospermum ruderale C. C. (Mrs.) Bruce 1898-6-1 2197 Modoc Goose Lake valley. Comment
  CAS-BOT-BC54075  Lithospermum ruderale Francis Dorris Payne 1932-6-22 576 Modoc Parker Creek. 1584 Comment
  JEPS118263  Lomatium bicolor var. leptocarpum Lowell Ahart, John Dittes 2011-6-22 17548 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
  RSA334866  Lomatium bicolor var. leptocarpum A. Tiehm 1984-6-30 8838 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  UC1508606  Lomatium bicolor var. leptocarpum Arnold Tiehm 1984-7-20 8827 Modoc 8.9 road mi NE of Ft. Bidwell (on the main road to Adel, just past the road summit) 1615 Comment
  RSA540072  Lomatium bicolor var. leptocarpum Bruce Bartholomew, B. Anderson 1989-4-28 4647 Modoc 5.8 km N of State Highway 299 on road to Raker & Thomas Reservoir 1470 Comment
  CAS-BOT-BC21433  Lomatium canbyi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6477 Modoc NW side of Barrel Spring Road near NW corner of Mud Lake. 1680 Comment
  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
  NY1141604  Lomatium hendersonii B. M. Bartholomew 1993-5-13 6533 Modoc Just west of Mud Lake on road to West Valley Reservoir 1460 Comment
  UC1618522  Lomatium hendersonii Glenn Clifton 1994-4-8 32592 Modoc 1.8 mi. e.-s.e. Wade Williams Spring (s.w. of a 4 WD rd.) 1519 Comment
  CAS-BOT-BC30137  Lomatium macrocarpum Elmer Ivan Applegate 1937-5-13 11087 pp Modoc Top of Gillam Bluff, Lava Beds National Monument. Comment
  CAS-BOT-BC30145  Lomatium macrocarpum K. Paulson; Robert Paulson 1988-6-11 19 Modoc Barnes Grade, Crowder Flat Rd. to Devil's Garden. 1432 Comment
  CAS-BOT-BC15751  Lomatium nevadense var. nevadense F. Angwin 1946-4-12 s.n. Modoc Adin. 1371 Comment
  CAS-BOT-BC15754  Lomatium nevadense var. nevadense Bruce Bartholomew; Barrett Anderson 1988-5-12 4124 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern railroad track. 1290 Comment
  CHSC107378  Lomatium nevadense var. nevadense Lowell Ahart; John Dittes 2011-6-22 17558 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC21546  Lomatium nevadense var. nevadense M. T. Milligan 1964-6-4 25 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  UC106254  Lomatium nevadense var. nevadense Mrs. R. M. Austin May 1884 87 Modoc Goose Lake Valley Comment
  RSA59723  Lomatium nudicaule E. K. Balls 1950-5-18 14751 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  HSC80778  Lomatium triternatum G. M. Riegel 1980-8-27 1114 Modoc S Warner Mtns. 1739 Comment
  SEINET195701  Lomatium triternatum Annie M. Alexander, Louise Kellogg 1946-6-27 4842 Modoc Highgrade (top of ridge 2 miles by road from Dismal Swamp) north end of Warner Mountains Comment
  OBI81656  Lomatium triternatum Tracey Call, Viola Call 1964-6-23 2281 Modoc 1 mile south of Perez. Comment
  RSA31756  Lomatium triternatum A. A. Heller 1941-6-26 16215 Modoc 4 miles east of Canby Comment
  SJSU9696  Lomatium triternatum W. Savage 1979-7-20 1542 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  CAS-BOT-BC21407  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-30 12253 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC21419  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-12 12016 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC21421  Lomatium triternatum var. triternatum Bruce Bartholomew; Barrett Anderson 1989-6-3 4884 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC21424  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-14 8208 Modoc Howards Gulch. Comment
  SEINET11131297  Lomatium triternatum var. triternatum M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88191 Modoc Hwy 395, intersection with Davis Creek Road Comment
  SEINET11131400  Lomatium triternatum var. triternatum I. Tidestrom 1910-6-25 3663 Modoc Near Goose Lake, CA Comment
  CAS-BOT-BC21393  Lomatium vaginatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4385 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  POM78253  Lomatium vaginatum Mrs. R. M. Austin 1895-05 27 Modoc Goose Lake Valley Comment
  CAS-BOT-BC181959  Lotus denticulatus Bruce Bartholomew; Barrett Anderson 1989-6-3 4913 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  CAS-BOT-BC181950  Lotus nevadensis var. nevadensis Bruce Bartholomew; Barrett Anderson 1989-6-3 4915 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  CAS-BOT-BC181947  Lotus purshianus var. purshianus Bruce Bartholomew 1991-8-4 6009 Modoc Kelly Draw, Round Valley, 2 km E of Hwy 299 on County Road 86. 1310 Comment
  RSA210839  Lotus unifoliolatus Robert F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39066 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point. 1433 Comment
  CAS-BOT-BC181901  Lupinus arbustus Francis Dorris Payne 1929-6-24 24 Modoc Pine Creek, above Fitzhugh Springs. 1645 Comment
  CAS-BOT-BC181909  Lupinus arbustus Mrs. H. C. Cantelow 1941-5-23 Modoc 2 miles east of Adin Summit 1576 Comment
  CAS-BOT-BC181917  Lupinus arbustus Lindsay Stuart Smith; E. H. Steffen 1917-6-10 38 Modoc Jess Valley. 1524 Comment
  UC748285  Lupinus arbustus Annie M. Alexander and Louise Kellogg 1946-7-17 5004 Modoc near Benton Meadow (Warner Mountains); , near Benton Meadow 2072 Comment
  CAS-BOT-BC181900  Lupinus arbustus John H. Hatton 1911-6-12 38 Modoc Modoc County. 1524 Comment
  UC126988  Lupinus arbustus Mrs. R. M. Austin and Bruce June 1898 2146 Modoc Comment
  UC726676  Lupinus arbustus A. A. Heller 1941-6-25 16205 Modoc w side Cedar Pass; w side of Cedar Pass Comment
  NY732851  Lupinus arbustus subsp. calcaratus H. C. Cantelow 1940-5-31 s.n. Modoc [perhaps 8 or 8.?] miles east of Indian Springs Comment
  NY732855  Lupinus arbustus subsp. calcaratus K. Paulson 1991-7-27 245 Modoc Sugar Hill area 2118 Comment
  RSA104667  Lupinus arbustus subsp. silvicola Alice Eastwood, John T. Howell 1940-6-13 8141 Modoc Warner Mountains, Fandango Pass. Comment
  CAS-BOT-BC182177  Lupinus argenteus Francis Elliot Drouet; Donald Richards 1941-9-12 4202 Modoc Sloughs along the N fork of the Pit River, NE of Alturas. 1341 Comment
  CAS-BOT-BC182184  Lupinus argenteus John Thomas Howell 1934-7-2 12368 Modoc W side of Clear Lake. Comment
  CAS-BOT-BC182194  Lupinus argenteus John Thomas Howell 1934-6-15 12183 Modoc Alturas. Comment
  CAS-BOT-BC182223  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  RSA0026214  Lupinus argenteus John F. Emmel 1997-6-9 1502 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
  UCD106685  Lupinus argenteus Craig Ely 1975-7-10 s.n. Modoc 30 miles s.e. of Tulelake. Comment
  SEINET10870581  Lupinus argenteus subsp. argenteus Duane Isely, I. Isely 1971-7-11 Isely 11374 Modoc Roadside at intersection state 139 and 299. Flowers bright violet; standard Ascending 45 degrees; no basal leaves Comment
  POM312877  Lupinus argenteus var. argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc Southwest end of Clear Lake Comment
  SBBG3540  Lupinus argenteus var. argenteus H. and M. Dearing 1939-6-7 3575 Modoc E of Adin 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-BC182097  Lupinus argenteus var. heteranthus R. M. Austin 1884-7-1 Modoc Hills near Davis Creek. Comment
  CAS-BOT-BC182103  Lupinus argenteus var. heteranthus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10598 Modoc 5.5 mi. from Patterson Ranger Station on Eagleville Road, Warner Mts. Comment
  CHSC109679  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2012-7-10 18330 Modoc About 300 yards northeast of the old barn, on the sides of the mowed road. Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS121194  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2013-7-25 18953 Modoc About 10 yards N of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  NY736938  Lupinus argenteus var. heteranthus Mrs. C. C. Bruce 08 1897 2147 Modoc Lakeshore Comment
  NY736942  Lupinus argenteus var. heteranthus B. M. Bartholomew 1990-8-4 5634 Modoc Crest of the Warner Mountains, ca. 0.5 km southeast of Patterson Lake along Summit Trail 2770 Comment
  UC748290  Lupinus argenteus var. heteranthus Annie M. Alexander and Louise Kellogg 1946-6-12 4739 Modoc Fandango Pass road, W side 1706 Comment
  CAS-BOT-BC181893  Lupinus brevicaulis Margaret J. Williams; Arnold Tiehm; J. Nachlinger 1988-6-2 88- 28 -3 Modoc Jess Valley, E of Likely S of roadside rest. Comment
  CHSC112351  Lupinus brevicaulis L. P. Janeway; B. Castro 2014-2-6 11285 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  SEINET10936588  Lupinus caudatus subsp. caudatus David B. Dunn, Billy Joe Cox; Lewis S. Fleak 1970-6-8 Dunn 16944 Modoc 5 mi. S of pine creek on us hwy 395 e of goose lake; on clay road cut in Grassland. Comment
  CAS-BOT-BC181888  Lupinus latifolius C. L. Hitchcock 1940-5-27 6664 Modoc 15 mi. NW of Alturas. 1615 Comment
  RSA271924  Lupinus latifolius var. barbatus Christopher Davidson 1975-6-4 s.n. Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  CAS-BOT-BC181854  Lupinus leucophyllus K. Paulson 1976-7-1 Modoc W of Canby on road to Happy Camp Guard Station. 1524 Comment
  CAS-BOT-BC181855  Lupinus leucophyllus Bruce Bartholomew 1994-7-4 6846 Modoc Coffee Mill Gully. 1430 Comment
  NY747429  Lupinus microcarpus A. Tiehm 1984-6-30 8833 Modoc North edge of Lake Annie on the west side of Bidwell Mountain, northeast of Ft. Bidwell 1530 Comment
  NY747436  Lupinus microcarpus A. A. Heller 1941-6-25 16197 Modoc On the Cedarville road a short distance east of the junction with U. S. Highway #395 Comment
  CAS-BOT-BC181837  Lupinus microcarpus var. microcarpus Bruce Bartholomew; Barrett Anderson 1989-6-3 4891 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  UC1584000  Lupinus microcarpus var. microcarpus G. Schoolcraft 1990-6-6 2076 Modoc about 10 mi n Alturas (near Joseph Creek); n of Alturas near Joseph Creek 1447 Comment
  SD116268  Lupinus saxosus David B. Dunn, Paul Gallian 1971-6-2 17782 Modoc 9.0 miles southwest of Canby on California Highway 299. 1463 Comment
  RSA540054  Madia citriodora Bruce Bartholomew, B. Anderson 1989-6-3 4916 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  RSA149123  Madia elegans subsp. vernalis I. L. Wiggins, Dorothy Wiggins 1961-6-16 16526 Modoc 4.6 miles north of Adin Comment
  UC1191986  Madia glomerata Herbert L. Mason 1947-8-9 13483 Modoc n Alturas (e side of swamp); Fairchild Swamp Comment
  CAS-BOT-BC49377  Madia gracilis John Thomas Howell 1934-6-30 12268 Modoc Duncan Horse Camp. 1355 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
  RSA540059  Madia gracilis subsp. gracilis Bruce Bartholomew 1990-6-15 5210 Modoc Kelly Spring, 5.5 km south-southeast of Highway 299 on road from Rush Creek 1640 Comment
  POM97673  Mahonia repens Mrs. R. M. Austin 1895-05 s.n. Modoc Davis Creek Comment
  POM312927  Maianthemum stellatum Verne Grant, Irving Schneider 1947-7-22 8141 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  CAS-BOT-BC49385  Malacothrix glabrata Bruce Bartholomew 1992-5-15 6291 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1410 Comment
  HSC65534  Malva neglecta Thomas Wood 1979-8-8 209 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  CAS-BOT-BC95626  Marah fabacea Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-12 6527 Modoc SW facing slope between Whitehorse Reservoir and Little Hot Spring Valley. 1270 Comment
  CAS-BOT-BC498693  Marsilea vestita R. K. Gierisch; D. H. Esplin 1969-7-16 3546 Modoc Spaulding Resvr. 1432 Comment
  CHSC112096  Matricaria discoidea Lowell Ahart; John Dittes 2012-7-12 18353 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
  CAS-BOT-BC181805  Medicago lupulina Bruce Bartholomew 1989-7-14 4937 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CHSC117234  Medicago lupulina Lowell Ahart; John Dittes 2016-7-16 21243 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 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 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
  UCD87298  Melica fugax L. Whitney 1935-5-24 3120 Modoc Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  CAS-BOT-BC247574  Melica stricta Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2152 Modoc Cedar Peak. Comment
  CAS-BOT-BC247575  Melica stricta Bruce Bartholomew; Barrett Anderson 1990-7-20 5490 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  POM299024  Melica stricta Marion Ownbey, Fred G. Meyer 1940-7-1 2152 Modoc Cedar Peak, Warner Mountains. Comment
  UC593540  Melica stricta E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1826 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  UCD88620  Melica subulata August L. Hormay 1932-7-17 s.n. Modoc Lily Lake. Near Oregon border in Warner Mtns. Comment
  UC71806  Melilotus albus Mrs. M. H. Manning 1903-7 308 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  UC1191788  Mentha canadensis Herbert L. Mason 1947-8-13 13524 Modoc ne side F Reservoir (n of Canby); ne side of F reservoir Comment
  CAS-BOT-BC179859  Mentha spicata Bruce Bartholomew 1992-8-10 6402 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  POM84014  Mentzelia albicaulis R. M. Austin s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC179139  Mentzelia dispersa John Thomas Howell 1934-6-30 12264 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179145  Mentzelia dispersa Betty J. Hammerly 1941-6-20 39 Modoc Between Mill Creek Public Camp and Clear Lake. 1767 Comment
  HSC15866  Mentzelia dispersa M. T. Milligan 1965-6-30 402 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  JEPS46263  Mentzelia dispersa F. H. Frost 1925-7-20 90 Modoc 2 mi above Cedarville; Cedar Camp Comment
  UC19573  Mentzelia dispersa Mrs. R. M. Austin and Bruce July 1898 2367 Modoc Goose Lake Comment
  RSA504604  Mentzelia dispersa Bruce Bartholomew, B. Anderson 1988-6-23 4266 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  RSA69712  Mentzelia dispersa F. W. Peirson 1926-6-26 6899 Modoc Roadside, Alturas to Canby. Comment
  CAS-BOT-BC179128  Mentzelia laevicaulis Bruce Bartholomew; Barrett Anderson 1990-7-21 5557 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CAS-BOT-BC179130  Mentzelia laevicaulis L. A. M. Black 1893-8-1 77 Modoc Surprise Valley Comment
  RSA165653  Mentzelia montana Clare B. Hardham 1961-5-20 7866 Modoc Warner Mountains, Pine Creek. 1524 Comment
  CAS-BOT-BC179114  Mentzelia veatchiana Milo Samuel Baker 1893-7-5 Modoc Egg Lake. Comment
  CAS-BOT-BC179115  Mentzelia veatchiana Bruce Bartholomew 1991-6-22 5857 Modoc NE side of Surprise Valley on road to Fee Reservoir, 6.4 km E of Fort Bidwell. 1490 Comment
  RSA271900  Mentzelia veatchiana Christopher Davidson 1975-6-4 2612 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  RSA486802  Mertensia longiflora Bruce Bartholomew, B. Anderson 1988-5-13 4153 Modoc Along Parker Creek Road, 0.5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mountains. 1650 Comment
  RSA59740  Mertensia oblongifolia E. K. Balls 1950-5-20 14791 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  CAS-BOT-BC54007  Mertensia oblongifolia var. amoena Francis Dorris Payne 1931-6-21 224 Modoc Ridge W of Dry Creek. 1981 Comment
  JEPS90178  Mertensia oblongifolia var. nevadensis Dean W. Taylor 1992-5-8 12560 Modoc 0.5 mi e of Moonlite Mines (Warner Mountains, Mount Bidwell); Warner Mountains, Mount Bidwell 2432 Comment
  CAS-BOT-BC54021  Mertensia oblongifolia var. oblongifolia Elmer Ivan Applegate 1932-7-9 7615 Modoc N side of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC54024  Mertensia oblongifolia var. oblongifolia Margaret J. Williams 1984-6-29 84- 71 -1 Modoc Lily Lake. 2072 Comment
  CAS-BOT-BC58776  Mertensia oblongifolia var. oblongifolia Elmer Ivan Applegate 1932-8-7 8246 Modoc Lily Lake. Comment
  CAS-BOT-BC225962  Micranthes nidifica Annie Montague Alexander; L. Kellogg 1946-6-15 4779 Modoc Deep Creek. 2194 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-BC95552  Micromonolepis pusilla Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6462 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC49355  Microseris nutans Bruce Bartholomew 1990-6-17 5299 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  RSA540076  Microseris nutans Bruce Bartholomew, B. Anderson 1989-6-2 4782 Modoc Top of Fandango pass, Warner Mountains 1870 Comment
  CAS-BOT-BC197917  Microsteris gracilis Bruce Bartholomew 1992-5-17 6341 Modoc S side of White Horse Flat Reservoir in the vicinity of McArthur Cow Camp. 1390 Comment
  CAS-BOT-BC197901  Microsteris gracilis Leland S. Smith 1920-5-17 1147 Modoc Sears Place. 1645 Comment
  POM74514  Microsteris gracilis subsp. humilis Mrs. R. M. Austin 1895-06 37 Modoc Goose Lake Valley. Comment
  UC748145  Mimulus arvensis Annie M. Alexander and Louise Kellogg 1946-6-18 4800 Modoc Patterson Mill-Silver Creek roads 1828 Comment
  HSC20803  Mimulus breviflorus M. T. Milligan 1964-7-1 114 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  UC1736359  Mimulus breviflorus Dean W. Taylor 1987-6-24 9055 Modoc Egg Lake, along the inlet stream in the extreme SE porton of the lakebed (a large marsh and meadow complex) 1280 Comment
  RSA550576  Mimulus breweri Bruce Bartholomew, B. Anderson 1990-7-20 5521 Modoc Tamarack Flat, E side of Warner Mts. 655 Comment
  RSA550583  Mimulus breweri Bruce Bartholomew 1991-7-7 6004 Modoc SE end of Sweargart Flat 555 Comment
  UC445221  Mimulus guttatus W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains 2225 Comment
  UC711826  Mimulus guttatus Roxana S. Ferris and Laura Lorraine 1941-8-13 10539 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest 2164 Comment
  HSC26592  Mimulus latidens D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19521 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC30183  Mimulus layneae D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19518 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC20768  Mimulus lewisii M. T. Milligan 1967-7-9 669 Modoc E of Jess Valley 1768 Comment
  UCR131601  Mimulus lewisii L. C. Wheeler 1935-8-8 3807 Modoc Warner Mtns., Consolidated Mine, Pine Creek 2287 Comment
  HSC80801  Mimulus lewisii G. M. Riegel 1980-8-6 997 Modoc South Warner Mtns. 1739 Comment
  JEPS10992  Mimulus lewisii L. S. Smith 1917-7-29 884 Modoc Mill Creek warner Mts. 1981 Comment
  JEPS28984  Mimulus microphyllus Frances D. Payne 1929-7-7 61 Modoc Pine Creek Basin Warner Mountains 2316 Comment
  POM3473  Mimulus moschatus var. longiflorus R. M. Austin, C. C. Bruce 1898-07 2275 Modoc Head of Davis Creek. Comment
  HSC20816  Mimulus nanus var. nanus M. T. Milligan 1967-7-8 666 Modoc W slope of Eagle Peak 2378 Comment
  UC748171  Mimulus nanus var. nanus Annie M. Alexander and Louise Kellogg 1946-7-24 5075 Modoc Horse Mountain Warner Mountains Comment
  UC1101444  Mimulus primuloides Verne Grant, Irving Schneider 1947-8-24 8255 Modoc Jess Valley Warner Mountains Comment
  JEPS109822  Mimulus pygmaeus Dean W. Taylor 2006-5-24 19531 Modoc Service Gulch; unnamed seasonal drainage ca. 1.5 miles SE therefrom; Forest Road 42N03 ca. 1.5 miles W of County Road 91 1341 Comment
  UC26888 Image available Mimulus pygmaeus M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake; ; Egg Lake, Modoc Co. Comment
  UC748170  Mimulus suksdorfii Annie M. Alexander and Louise Kellogg 1946-7-24 5078 Modoc Bear Camp Flat Warner Mountains 2286 Comment
  CAS-BOT-BC95211  Minuartia douglasii Bruce Bartholomew 1995-6-1 6916 Modoc NW edge of Little Hot Spring Valley NW of Day. 1080 Comment
  CAS-BOT-BC95214  Minuartia nuttallii Bruce Bartholomew 1991-8-5 6070 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 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
  NY446178  Minuartia nuttallii var. gregaria L. C. Wheeler 1935-8-5 3786 Modoc Yellow Mountain, Warner Mountains 2438.4 Comment
  NY758255  Mitella pentandra R. M. Austin 08 1894 s.n. Modoc Lassen Creek Comment
  HSC63629  Monardella glauca J. P. Smith, J. O. Sawyer 1973-8-8 7238 Modoc S slopes of Eagle Peak 2561 Comment
  LA54284  Monardella odoratissima F. H. Frost; 1925-7-20 86 Modoc Warner Mountains, Cedas Camp Comment
  UC104638  Monardella odoratissima subsp. glauca Mrs. R. M. Austin July, 1894 72 Modoc Davis Creek Comment
  UC748042  Monardella odoratissima subsp. glauca Annie M. Alexander and Louise Kellogg 1946-7-23 5060 Modoc East slope of Emerson Peak; Warner Mountains Comment
  CHSC67816  Monardella odoratissima subsp. odoratissima James D. Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument, summit and upper W-facing slope of Caldwell Minor near E edge of monument boundary. 1402 Comment
  CAS-BOT-BC220237  Monardella sheltonii M. S. Baker 1893-1-1 s.n. Modoc N.E. Egg Lake Comment
  UC711854  Montia fontana Roxana S. Ferris and Laura Lorraine 1941-8-13 10528 Modoc Patterson Ranger Station, East Creek drainage, Modoc National Forest Patterson Ranger Station; Warner Mountains, Modoc National Forest, Patterson Ranger St 2164 Comment
  CAS-BOT-BC197504  Montia linearis Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6525 Modoc W side of Whitehorse Reservoir. 1360 Comment
  SEINET3025752  Montia linearis Annie M. Alexander, Louise Kellogg 1946-6-14 4755 Modoc Patterson Mill-- Silver Creek roads 1830 Comment
  UC1523705  Montia linearis Gary Schoolcraft 1981-5-6 377 Modoc n of Alturus 1524 Comment
  SEINET10960336  Muhlenbergia asperifolia Louis C. Wheeler 1935-9-4 Wheeler 3948 Modoc Dry sunny rock crevices in old beach. McGinty Point, Goose Lake. 1463 Comment
  UC1025030  Muhlenbergia richardsonis Leo Whitney 1935-7-19 3539 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  HSC75580  Myosotis laxa G. M. Riegel 1980-7-1 792 Modoc S Warner Mtns. 2100 Comment
  JEPS20005  Myosurus apetalus M. H. Manning May, 1903 119 Modoc Ft. Bidwell Comment
  UC1101354  Myosurus apetalus Herbert L. Mason 1957-6-21 14704 Modoc w side of Said Valley Comment
  UC1738098  Myosurus minimus H. L. Mason 1957-6-3 65 Modoc Margin of pond on Timber Mountain. Comment
  UC1101500  Myriophyllum sibiricum Herbert L. Mason and Verne Grant 1947-8-13 13531 Modoc n.e. side of F reservoir n. of Canby Comment
  UC1536811  Myriophyllum sibiricum Gordon H. True Jr 1939-7-21 1021 Modoc Jack Swamp, N of Canby. Comment
  JEPS120885  Najas flexilis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18764 Modoc About 300 yards NE of Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  NY1012733  Navarretia breweri A. J. Cronquist 1959-6-20 8528 Modoc Cedarville Pass; Warner Mountains between Cedarville and Alturas 1920.2 Comment
  UC1058213  Navarretia breweri C. McMillan 1949-6-16 1537 Modoc 3 mi s Crowder Flat (35 mi n of Canby) Comment
  UC711872  Navarretia capillaris Roxana S. Ferris and Laura Lorraine 1941-8-13 10554 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest, East Creek drainage (Modoc National Forest, Warner Mountains) 2164 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-BC198004  Navarretia divaricata subsp. vividior John Thomas Howell 1934-7-1 12323 Modoc Duncan Horse Camp. 1355 Comment
  UCR163910  Navarretia divaricata subsp. vividior Jim Andre 1993-6-30 1407 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  UC23519  Navarretia divaricata subsp. vividior Milo S. Baker 1894-6-15 Modoc Little Hot Springs Valley Comment
  UCR66593  Navarretia intertexta F. W. Peirson 1926-6-25 6868 Modoc Cedarville Pass, Warner Mountains 1926 Comment
  CAS-BOT-BC197982  Navarretia intertexta subsp. propinqua Bruce Bartholomew 1991-7-5 5938 Modoc Dry wash draining into North Willow Creek, between Crowder Flat and the Oregon border. 1620 Comment
  CAS-BOT-BC197986  Navarretia intertexta subsp. propinqua K. Paulson; Robert Paulson 1988-6-19 38 Modoc W of Cranby Bridge. 1310 Comment
  POM74433  Navarretia intertexta subsp. propinqua Mrs. R. M. Austin 1895-07 533 Modoc Goose Lake Valley. Comment
  UC711866  Navarretia intertexta subsp. propinqua Roxana S. Ferris and Laura Lorraine 1941-8-14 10604 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  CAS-BOT-BC197959  Navarretia leucocephala subsp. minima K. Paulson; Robert Paulson 1989-7-2 158 Modoc Vicinity of Craig Spring, ca. 2 mi. NE of Happy Camp. 1447 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
  OBI48922  Navarretia leucocephala subsp. minima Lewis s. Rose 1940-7-14 40571 Modoc 8 mi. nw. of Canby 1524 Comment
  UC23426  Navarretia sinistra Mrs. R. M. Austin June, 1894 Modoc Willow Creek Valley 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-BC179302  Nemophila parviflora var. austiniae Bruce Bartholomew 1992-5-15 6306 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  CAS-BOT-BC179306  Nemophila parviflora var. austiniae C. L. Hitchcock 1940-5-27 6662 Modoc 12 mi. NE of Alturas. 1615 Comment
  RSA293357  Nemophila parviflora var. austiniae Reino Alava 1957-7-5 1150 Modoc Cedar Pass, Modoc National Forest. Warner Mountains Comment
  CAS-BOT-BC179284  Nemophila pedunculata Milo Samuel Baker 1899-8-20 Modoc Forestdale. Comment
  CAS-BOT-BC179285  Nemophila pedunculata Bruce Bartholomew; Barrett Anderson 1989-4-27 4616 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC179294  Nemophila pedunculata Edward Kent Balls 1950-5-18 14758 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  HSC26509  Nemophila pedunculata J. P. Smith, J. O. Sawyer 1972-5-6 5258 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  UC72016  Nemophila pedunculata Milo S. Baker 1887-1 Modoc Forestdale Comment
  UC880935  Nemophila pedunculata C. L. Hitchcock 1940-5-27 6684 Modoc 15 mi ne Alturas; ne of Alturas 1615 Comment
  JEPS31546  Neoholmgrenia andina Milo S. Baker 1894-6-29 Modoc Big Valley Comment
  HSC26499  Nestotus stenophyllus J. P. Smith, J. O. Sawyer 1972-5-6 5273 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  SD53082  Nestotus stenophyllus Peter H. Raven 1962-5-29 17895 Modoc 14 miles northwest of Canby. Comment
  UC36566  Nestotus stenophyllus Mrs. C. C. Bruce Jun, 1898 2184 Modoc Hugh table land, Lake City Mt. Comment
  CHSC112842  Nicotiana attenuata Lowell Ahart; John Dittes 2013-7-25 18970 Modoc Elkins Lane Parking Area, west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS121204  Nicotiana attenuata Lowell Ahart, John Dittes 2013-7-25 18970 Modoc Elkins Lane, Ash Creek Wildlife Area, 320 feet N of Lassen County line, about 4.4 air miles W of Adin, about 7.2 air miles NE of Bieber, Big Valley. Comment
  CAS-BOT-BC349919  Nothocalais troximoides Lillian Mott 1976-5-29 7 LM76 Modoc Devils Garden, north of Alturas 1402 Comment
  UC635507  Nuphar lutea subsp. polysepala F. H. Frost 1925-7-24 146 Modoc Warner Mountains, Jess Valley Jess Valley; Warner Mountains, Jess Valley Comment
  UC985676  Nuphar lutea subsp. polysepala Herbert L. Mason, Verne Grant 1947-7-12 13388 Modoc several miles s of Alturas (Irrigation ditch by Jones' Lane, off Highway 395) Comment
  POM38740  Oenothera elata subsp. hirsutissima R. M. Austin 1895-07 163 Modoc Davis Creek Comment
  CAS-BOT-BC190802  Oenothera flava subsp. flava K. Paulson; Robert Paulson 1989-6-21 142 Modoc Vicinity of S Fork of Pine Creek, W side of the Warner Mts. 1883 Comment
  CAS-BOT-BC245092  Olsynium douglasii var. douglasii Belknap C. Goldsmith 1913-5-13 95 Modoc W side of Warner Mts. near Willow Ranch. 1584 Comment
  CDA7561  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  UC27899  Orobanche uniflora subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-8 Modoc Near Egg Lake. Comment
  CAS-BOT-BC95700  Orthilia secunda Bruce Bartholomew 1989-8-12 5120 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  JEPS58800  Orthilia secunda L. S. Smith 1917-9-18 161 Modoc Lassen Creek, Warner Mts. 1981 Comment
  UC444910  Orthocarpus cuspidatus subsp. cryptanthus Mrs. M. H. Manning 1907-1 712 Modoc e side Mt. Bidwell (12 Mile Creek, ne Modoc Co.); e side of Mt. Bidwell, 12 Mile Creek Comment
  UC748140  Orthocarpus cuspidatus subsp. cryptanthus Annie M. Alexander and Louise Kellogg 1946-7-7 4923 Modoc above Eight Mile Creek; above Eight Mile Creek 1752 Comment
  SEINET13756734  Orthocarpus cuspidatus subsp. cryptanthus M. J. Williams 1983-7-29 83- 116 -7 Modoc Warner Mtns., 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass 2088 Comment
  UC199368  Orthocarpus cuspidatus subsp. cryptanthus M. F. Gilman 560 Modoc 1981 Comment
  RSA14098  Orthocarpus lacerus Elmer I. Applegate 1929-6-24 5893 Modoc Between Alturas and Davis Creek. Comment
  CAS-BOT-BC15732  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1990-7-19 5420 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  NY1101674  Osmorhiza chilensis L. Constance 1946-7-4 3103 Modoc Deep Creek 3.4 miles below summit, Warner Mountains 1829 Comment
  CAS-BOT-BC15704  Osmorhiza occidentalis Annie Montague Alexander; L. Kellogg 1946-6-30 4875 Modoc Highgrade, W side of ridge. 2377 Comment
  HSC21591  Osmorhiza occidentalis M. T. Milligan 1966-7-3 548 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  POM82804  Osmorhiza occidentalis Mrs. R. M. Austin 502 Modoc Davis Creek Comment
  CAS-BOT-BC218103  Oxyria digyna Annie Montague Alexander; L. Kellogg 1946-7-23 5058 Modoc Emerson Peak, Warner Mts. Comment
  NY404356  Oxyria digyna B. M. Bartholomew 1991-8-5 6039 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  UC91710  Packera cana Mrs. R. M. Austin June 1894 242 Modoc Lava Beds Comment
  JEPS5947  Packera cana Frances D. Payne 1931-6-11 151 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS6010  Packera eurycephala Frances D. Payne 1932-6-22 581 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 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-BC50276  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50320  Packera eurycephala var. eurycephala Barrett Anderson 1986-7-9 3143 Modoc Bushy Flat Rd along Pit River, just E of Hwy 299. 1500 Comment
  HSC81026  Paeonia brownii G. M. Riegel 1980-8-9 1027 Modoc S Warner Mtns. 2100 Comment
  POM229219  Panicum capillare L. C. Wheeler 1935-9-13 3984 Modoc Devil's Garden; Fletcher Creek at Pease Place 1524 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
  UCR67456  Panicum capillare George K. Helmkamp 1990-9-23 I- 24 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC225848  Parnassia fimbriata Bruce Bartholomew 1992-8-9 6384 Modoc Creek below Patterson Lake on Squaw Peak Trail to Owl Creek Trail, E side of Warner Mountains. 2650 Comment
  UCD32703  Pascopyrum smithii Beecher Crampton 1954-7-7 2123 Modoc Modoc County, Alturas, vacant lot adjacent to Lederer Building. Comment
  JEPS9615  Paxistima myrsinites L. S. Smith 1922-5-28 1246 Modoc below ridge Happy Camp Mt.; Modoc Forest, Happy Camp Mt. 1676 Comment
  SJSU8395  Pectiantia pentandra H. L. Buckalew 1961-7-5 Modoc Soldier Cr on flank of Bald Mt, Warner Mts Comment
  UC27296  Pedicularis attollens Mrs. R. M. Austin Aug. 1894 Modoc Davis Creek Comment
  UC447221  Pedicularis attollens Franklin P. Nutting Modoc Forestdale Comment
  HSC20915  Pedicularis attollens M. T. Milligan 1966-6-19 474 Modoc N end of Jess Valley 1616 Comment
  CHSC12158  Pedicularis densiflora J. Grove 1973-4-28 85 Modoc Collected at Whiley Ranch, 10 mi. nw of Day. 1005 Comment
  CAS-BOT-BC232305  Pedicularis groenlandica subsp. surrecta Elmer Ivan Applegate 1932-7-6 8242 Modoc Lily Lake, Bidwell Pass, Warner Mountatins Comment
  UCSC002899  Pellaea brachyptera W. Doyle 1975-6-21 s.n. Modoc Rock outcrop above mine, east exposure Bidwell Creek Rd. Comment
  CAS-BOT-BC30194  Pellaea breweri Bruce Bartholomew 1990-6-16 5269 Modoc Rock outcrops between roadhead and Pine Creek Basin, W side of Warner Mountains. 2160 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
  RSA520443  Pellaea breweri Bruce Bartholomew 1990-6-16 5269 Modoc Rock outcrops between roadhead and Pine Creek Basin, west side of Warner Mountains 2160 Comment
  RSA185402  Penstemon davidsonii subsp. davidsonii Clare B. Hardham 1961-6-19 7886 Modoc Road from Mount Bidwell to Dismal Creek. 2439 Comment
  CAS-BOT-BC232337  Penstemon davidsonii var. davidsonii M. Vasey 1990-6-28 9013 Modoc Trail to summit above N Emerson Lake, South Warner Wilderness 2560 Comment
  JEPS123496  Penstemon deustus Wilson Collison, Jaileen Merced 2015-7-25 CA 320 -140 Modoc To Road 54 SW from Alturas town, take dirt road on the left before Canyon (4783). Keep straight 4 mi up to dry pit. Comment
  RSA504638  Penstemon deustus Bruce Bartholomew 1988-6-23 4256 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  NY591811  Penstemon deustus var. pedicellatus N. H. Holmgren 1978-6-10 8899 Modoc In canyon 13.4 km (8.3 miles) east of Likely, along road to Jess Valley. 1520 Comment
  NY591815  Penstemon deustus var. pedicellatus B. M. Bartholomew 1989-6-3 4858 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  HSC80751  Penstemon deustus var. pedicellatus G. M. Riegel 1980-8-13 1048 Modoc S Warner Mtns. 1829 Comment
  HSC80750  Penstemon gracilentus G. M. Riegel 1980-7-29 966 Modoc S Warner Mtns. 1829 Comment
  NY600735  Penstemon gracilentus B. M. Bartholomew 1988-7-21 4472 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains Comment
  NY601604  Penstemon heterodoxus var. shastensis J. D. Jokerst 1987-5-12 2848 Modoc Ca. 4 miles south of Doublehead Mountain, east of Highway 139, northwest of Canby Comment
  RSA149144  Penstemon humilis I. L. Wiggins, Dorothy Wiggins 1961-6-15 16503 Modoc 22 mi. W of Canby, along Highway 139 Comment
  SEINET11053001  Penstemon laetus subsp. roezlii Margaret J. Williams, A. Tiehm; J. Nachlinger 1988-6-2 88- 28 -7 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  NY604570  Penstemon laetus var. sagittatus E. K. Balls 1952-10-11 18167 Modoc 6.7 miles west of turn off Highway 139 on road to Pumice Pits at edge of Glass Flow (east edge) 1280.2 Comment
  CAS-BOT-BC245567  Penstemon roezlii David Daniels Keck; Jens Chr. Clausen 1935-6-24 3712 Modoc 3 mi. NE of Willow Ranch, E of Goose Lake. 1550 Comment
  NY650098  Penstemon roezlii M. J. Williams 1988-6-2 8828- 7 Modoc Jess Valley, east of Likely, south of roadside rest Comment
  NY650099  Penstemon roezlii J. L. Reveal 1971-6-22 2459 Modoc Along U.S. Highway 395 at Davis Creek 1453.9 Comment
  NY650112  Penstemon roezlii F. W. Pennell 1940-6-7 25278 Modoc Route 299, 4 miles northeast of Adin 1341.1 Comment
  POM260431  Penstemon roezlii C. Leo Hitchcock 1940-5-27 6651 Modoc 9 miles northeast of Alturas. 1402 Comment
  POM260862  Penstemon roezlii Alice Eastwood, John T. Howell 1940-6-13 8189 Modoc West side of Cedar Pass. Comment
  UC27457  Penstemon roezlii Milo S. Baker 1893-6-14 Modoc near shore Egg Lake; near shore of Egg Lake Comment
  CAS-BOT-BC238448  Penstemon rydbergii var. oreocharis Mrs. H. C. Cantelow 1940-6-2 s.n. Modoc 10 1/2 miles n.w. of Canby Comment
  CAS-BOT-BC245500  Penstemon rydbergii var. oreocharis K. Paulson; Robert Paulson 1989-7-4 171 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2121 Comment
  CAS-BOT-BC245509  Penstemon rydbergii var. oreocharis E. S. Willits 1940-6-9 337 Modoc 12 Mile Creek. Comment
  RSA11914  Penstemon rydbergii var. oreocharis Elmer I. Applegate 1932-7-9 7595 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  SEINET8512821 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, P. K. Holmgren 2014-6-13 16550 Modoc Warner Mountains, Plum Valley Road 5.1 km (3.2 miles) road distance southeast US HWY 395 (in the small town of Davis Creek) 1708 Comment
  UC71748  Penstemon rydbergii var. oreocharis Mrs. M. H. Manning Jul 1903 214 Modoc Tamarack Flat Mt. Bidwell, Tamarack Flat (Mt. Bidwell, ne Modoc County) 2133 Comment
  CAS-BOT-BC245547  Penstemon speciosus Elmer Ivan Applegate 1939-7-9 7579 Modoc Bidwell Mountain. Comment
  CAS-BOT-BC245550  Penstemon speciosus Elmer Ivan Applegate 1932-8-1 8037 Modoc High arid summit of Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC245551  Penstemon speciosus Roxana Stinchfield Ferris; R. Duthie 1919-6-20 182 Modoc Above Parker Creek, Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC245559  Penstemon speciosus L. Mott 1976-5-29 4 LM76 Modoc Devil's Garden, N of Alturas. 1402 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
  POM261271  Penstemon speciosus C. Leo Hitchcock 1940-5-27 6666 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC860388  Peraphyllum ramosissimum A. A. Heller 1938-6-24 15228 Modoc Between Alturas and Canby on U. S. Highway 299. Comment
  CAS-BOT-BC15706  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1983-7-29 83- 116 -10 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 Comment
  RSA459115  Perideridia kelloggii L. C. Wheeler 1935-8-16 3881 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  JEPS5966  Perideridia oregana Frances D. Payne 1931-7-4 311 Modoc Parker Creek Warner Mountains 1584 Comment
  HSC3886  Peritoma platycarpa M. T. Milligan 1964-6-20 65 Modoc 4 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  CHSC117289  Persicaria lapathifolia Lowell Ahart; John Dittes 2016-7-14 21189 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC218153  Persicaria maculosa Bruce Bartholomew 1994-10-8 6878 Modoc 1.8 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  UCD120740  Phacelia A. A. Beetle 1944-8-15 3030 Modoc N. of Lookout, wooded slopes above Happy Camp Ranger Station. Comment
  SJSU11217  Phacelia hastata J. W. Tilden 1958-6-25 1266 Modoc near Monument Hdqtrs, Lava Beds National Monument Comment
  CAS-BOT-BC179258  Phacelia hastata subsp. hastata Barrett Anderson 1986-7-9 3153 Modoc Hwy 299 just W of Cedar Pass. 1920 Comment
  CAS-BOT-BC95633  Phacelia hastata subsp. hastata Alice Eastwood; John Thomas Howell 1940-6-13 8119 Modoc Surprise Valley. Comment
  SEINET5764724  Phacelia hastata var. hastata A. Sanger 1996-7-12 2427 Modoc Road 44N69 at junction with road to small stock pond, alongside road 2121 Comment
  CAS-BOT-BC180010  Phacelia heterophylla subsp. virgata Roxana Stinchfield Ferris; R. Duthie 1919-6-15 85 Modoc Above Parker Creek. 1676 Comment
  CAS-BOT-BC180019  Phacelia heterophylla subsp. virgata Lawrence Ray Heckard 1952-6-19 312 Modoc Just below summit of Fandango Pass. 1828 Comment
  HSC13654  Phacelia heterophylla subsp. virgata R. C. Wunner 1965-6-13 175 Modoc Lava Beds National Monument, Indian Well Headquaters Comment
  HSC13666  Phacelia heterophylla subsp. virgata M. T. Milligan 1964-6-20 72 Modoc 1 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  JEPS4036  Phacelia heterophylla subsp. virgata Frances D. Payne 1931-6-21 219 Modoc ridge sw Dry Creek (creek is tributary of Parker Creek, s and e of Alturas); Warner Mountains 1981 Comment
  HSC81072  Phacelia humilis G. M. Riegel 1978-7-11 50 Modoc South Warner Mtns. 1670 Comment
  UC1586866  Phacelia humilis Juha Pykala and D. H. Norris 1987-5-28 1198 Modoc n slope near Thoms Creek; Modoc National Forest, Cedar Pass Campground 1780 Comment
  RSA531349  Phacelia humilis K. Paulson 1989-6-14 128 Modoc 1.5 miles NE of Cedar Pass, Warner Mts. 1905 Comment
  UC1234580  Phacelia humilis Peter H. Raven 1962-5-29 17890 Modoc 0.8 mi mi w Cedar Pass; Warner Mountains 1859 Comment
  UC619272  Phacelia humilis J. and H. W. Grinnell 1938-6-16 1110 Modoc Cedar Pass Summit Warner Mountains 1935 Comment
  CAS-BOT-BC179993  Phacelia humilis var. humilis K. Paulson; Robert Paulson 1989-6-28 152 Modoc Vicinity of Granger Creek, E side of the Warner Mts. 1905 Comment
  CAS-BOT-BC179954  Phacelia linearis M. M. Hanna 1956-6-7 Modoc Junction Hwy 139 and Glass Mt. Rd. Comment
  CAS-BOT-BC179955  Phacelia linearis Milo Samuel Baker 1893-7-5 Modoc Lava beds. Comment
  RSA26541  Phacelia linearis H. C. Cantelow 1940-6-2 s.n. Modoc West of Alturas, road to Lava Beds National Monument. Comment
  UC24413  Phacelia mutabilis Milo S. Baker 1893-6-20 Modoc Fruitdale Big Valley Mts. 1524 Comment
  CAS-BOT-BC179937  Phacelia ramosissima var. eremophila Annie Montague Alexander; L. Kellogg 1946-6-7 4943 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC248349  Phacelia sericea var. ciliosa B. Bartholomew; H. Sun 2002-6-24 8832 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  NY1056749  Phacelia tetramera E. Palmer 1995-6-2 6936 Modoc 6.4 km east of Eagleville, south end of Surprise Valley 1380 Comment
  UC764435  Phacelia thermalis Herbert L. Mason 1947-8-9 13481 Modoc Porcupine Valley, on road to Antelope Reservoir Comment
  UC107435  Phacelia thermalis Mrs. R. M. Austin June, 1888 Modoc Hot Springs below Alturas Comment
  RSA252412  Phalaris arundinacea R. F. Thorne, C. W. Tilforth 1969-9-5 39185 Modoc Pine Creek where it is crossed by Hwy 395, 3.4 miles S of Alturas. 1341 Comment
  CAS-BOT-BC247597  Phleum pratense Bruce Bartholomew; Barrett Anderson 1988-7-22 4477 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CDA2316  Phleum pratense T. C. Fuller 1958-7-8 2015 Modoc Davis Creek. 0 Comment
  CHSC117250  Phleum pratense Lowelll Ahart; John Dittes 2016-7-16 21248 Modoc Between the first pond and the second going west, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek Staate Wildlife Area, 0.79 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC197947  Phlox diffusa Bruce Bartholomew; Mona Bourell 1990-4-27 5169 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC197950  Phlox diffusa C. C. (Mrs.) Bruce 1898-7-1 2331 Modoc Head Davis Creek. Comment
  CAS-BOT-BC197951  Phlox diffusa C. C. (Mrs.) Bruce 1893-6-1 89 Modoc Davis Creek. Comment
  HSC17168  Phlox douglasii J. Wendell Howe 1930-7-1 Modoc Eagle Peak Comment
  UCD118291  Phlox douglasii R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek. Comment
  RSA468392  Phlox douglasii subsp. rigida Christopher Davidson 1973-5-26 2123 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  SBBG6053  Phlox hoodii subsp. canescens H. and M. Dearing 1939-6-9 3628 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  RSA27670  Phlox rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  CAS-BOT-BC197883  Phlox speciosa B. Bartholomew 1992-5-17 6344 Modoc SW side of White Horse Mtns, SW of White Horse Reservoir 1460 Comment
  HSC75905  Phlox stansburyi D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19412 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC58308  Phoenicaulis cheiranthoides James Vale; K. Wagnon; Walter Knight; Irja Knight 1981-5-21 4128 Modoc About 4 mi. up Stowe Reservoir Road from hwy. 299 toward Cedar Mountain. 1981 Comment
  CAS-BOT-BC58317  Phoenicaulis cheiranthoides F. Angwin 1946-3-31 Modoc Adin. Comment
  JEPS5939  Phoenicaulis cheiranthoides Frances D. Payne 1932-4-22 385 Modoc 8 mi e of Alturas (on road to Parker Creek) Comment
  POM260187  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA59358  Phoenicaulis cheiranthoides E. K. Balls 1950-5-10 14598 Modoc East of Middle Lake, near Cedarville. 1402 Comment
  RSA59938  Phoenicaulis cheiranthoides E. K. Balls 1950-5-12 14646 Modoc About Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1707 Comment
  UC10759  Phoenicaulis cheiranthoides Mrs. R. M. Austin and Bruce June 1898 2153 Modoc Goose Lake Comment
  UC402638  Phoenicaulis cheiranthoides Mrs. M. H. Manning 1907-4-29 Modoc Twelve Mile Creek, north-east Modoc County Twelve Mile Creek Comment
  UC856738  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 mi ne of Alturas 1615 Comment
  CDA33270  Phoenicaulis cheiranthoides Anonymous Modoc Modoc Plateau; Boles Creek Slab 0 Comment
  POM94707  Phoenicaulis cheiranthoides Mrs. R. M. Austin 1895-05 8 Modoc Goose Lake Valley Comment
  UC1078880  Phoradendron juniperinum R. Alava 1957-7-5 1398 Modoc Warner Mts., Cedar Pass, Campgrounds Comment
  UC1096388  Pinus albicaulis Stanton A. Cook 1958-7-19 829 Modoc above Patterson public camp; Warner Mts. 2438 Comment
  UC401393  Pinus albicaulis W. P. Taylor and H. C. Bryant 1910-7-1 Modoc Summit of Warren Pk. Warner Mountains, Summit of Warren Pk. 2926 Comment
  RSA176213  Pinus attenuata C. O. Stone 1963-12-26 275 Modoc On recent lava flow ca. 1 mile S of Gassaway Reservoir 1110 Comment
  UC711838  Pinus contorta subsp. murrayana Roxana S. Ferris and Laura Lorraine 1941-8-13 10572 Modoc East Creek about 1 mi e of Patterson Ranger Station (in sagebrush); Warner Moutains, Modoc National Forest, East Creek Comment
  NY49935  Pinus contorta var. murrayana B. M. Bartholomew 1988-7-22 4520 Modoc South end of Bearcamp Flat, southern end of Warner Mountains. Emerson Peak 7.5' Quad [topographic map] 2230 Comment
  CAS-BOT-BC73022  Pinus monticola A. D. Borden 1911-6-15 s.n. Modoc Davis Creek 2072 Comment
  CAS-BOT-BC79038  Pinus ponderosa John Thomas Howell 1934-6-16 12205 A Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC79039  Pinus ponderosa Roxana S. Ferris; Rena Duthie 1919-6-13 130 Modoc Parker Creek, Warner Mts. 2133 Comment
  UCSC008466  Piperia unalascensis Randall Morgan 1990-7-30 1911 P Modoc Cave Lake (from Coleman) Comment
  SEINET10781225  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 Ahart 17540 Modoc T39N, R8E, northeast 1/4 Section 30. Normal size plants, on dry bare soil, on the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1265 Comment
  CHSC112518  Plagiobothrys leptocladus L. P. Janeway; B. Castro 2014-6-3 11321 Modoc Great Basin. On the dry cracked white mud of Big Mud Lake, near the northwest edge. Very shallow lake surrounded by low sagebrush with scattered juniper. 1637 Comment
  JEPS117365  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
  UCR129359  Plagiobothrys scouleri Elaine Joyal, D. Mehlman 1988-6-27 1287 Modoc Warner Mtns., Jess Valley 1500 Comment
  POM368975  Plagiobothrys scouleri var. hispidulus Christopher Davidson 1973-5-26 2152 Modoc Ca. 1 mi. N of Adin Summit on St Hwy 299. 1524 Comment
  CAS-BOT-BC58765  Plagiobothrys stipitatus var. micranthus Arnold Tiehm; J. Nachlinger; G. Schoolcraft 1984-6-24 8798 Modoc Surprise valley, E side of Middle Alkali Lake, E of Cedarville. 1356 Comment
  UC1191844  Plagiobothrys stipitatus var. micranthus Herbert L. Mason and Verne Grant 1947-7-12 13410 Modoc s of Alturas (w side of Pit River Valley); Pit River Valley Comment
  CAS-BOT-BC58771  Plagiobothrys tenellus Bruce Bartholomew; Barrett Anderson 1989-6-3 4918 Modoc 9 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  HSC65541  Plantago major Thomas Wood 1979-8-8 208 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  HSC81141  Platanthera dilatata var. leucostachys G. M. Riegel 1980-8-6 990 Modoc South Warner Mountains 1670 Comment
  CAS-BOT-BC242219  Platanthera dilatata var. leucostachys Elmer Ivan Applegate 1932-8-7 8230 A Modoc Field redacted by CAS, contact the data manager for more information Comment
  HSC16615  Platanthera dilatata var. leucostachys M. T. Milligan 1964-7-25 194 Modoc Jess Valley, 400yds W of Mill Creek on Clear Lake Rd. 1677 Comment
  CHSC30589  Platanthera leucostachys P. V. Caldwell 1972-7-1 261 Modoc 100 yds from base camp at Patterson Meadows campgrounds entrance to Warner Mtns. Trail. Comment
  POM107764  Platanthera leucostachys Mrs. R. M. Austin 488 Modoc Davis Creek. Comment
  CAS-BOT-BC242207  Platanthera stricta Bruce Bartholomew; Barrett Anderson 1988-6-24 4328 Modoc Field redacted by CAS, contact the data manager for more information 2130 Comment
  CAS-BOT-BC242211  Platanthera stricta Bruce Bartholomew; Barrett Anderson 1988-6-24 4342 Modoc Field redacted by CAS, contact the data manager for more information 2130 Comment
  CAS-BOT-BC136650  Platanthera stricta L. S. Smith 1918-6-22 943 Modoc Field redacted by CAS, contact the data manager for more information 2286 Comment
  CAS-BOT-BC136651  Platanthera stricta Elmer I. Applegate 1932-7-7 8223 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC242210  Platanthera stricta Leland S. Smith 1918-6-22 943 Modoc Field redacted by CAS, contact the data manager for more information 2286 Comment
  CAS-BOT-BC245390  Plectritis macrocera Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6515 Modoc Ca. 1 km W of Adin on road to Lookout. 1280 Comment
  CAS-BOT-BC245391  Plectritis macrocera Fred D. Douthitt 1916-5-11 19 Modoc Juniper Flats - West Valley etc. 1524 Comment
  CAS-BOT-BC245399  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1988-5-14 4203 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  SEINET195478  Pleiacanthus spinosus Annie M. Alexander, Louise Kellogg 1946-7-5 5910 Modoc Lava Cliff west Lower Lake Comment
  UC748196  Pleiacanthus spinosus Annie M. Alexander and Louise Kellogg 1946-7-5 4910 Modoc Lava Cliff, west Lower Lake. Comment
  RSA14101  Poa Elmer I. Applegate 1927-4-24 5004 Modoc Modoc Battle Ground; Modoc Lava Beds Comment
  UC1025051  Poa annua Leo Whitney 1935-8-3 3594 Modoc Buck Creek Comment
  JEPS70633  Poa cusickii subsp. cusickii L. S. Smith June 1919 1108 Modoc Deep Creek Ranger Station Comment
Read comments
Jun 9 2012
  UCD90533  Poa leptocoma August L. Hormay 1932-7-17 s.n. Modoc 1.25 miles south of the California-Oregon Garden. Warner Mountains, Yellow Mountain area. Modoc National Forest. Lily Lake. 8 miles (in direct line) NNW Fort Bidwell. Comment
  JEPS101866  Poa leptocoma subsp. leptocoma Dean W. Taylor 1989-8-5 10471 Modoc Warner Mountains, North Emerson Lake margin Comment
  UCD91792  Poa palustris Beecher Crampton 1954-7-7 2159 Modoc 2.5 miles east of Alturas, near radio station KCNO. Comment
  CHSC85133  Poa pratensis John Dittes; Josephine Guardino 1991-7-21 435 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
  UCD91823  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 miles east of Alturas, road to Cedarville Pass. 1371 Comment
  CAS-BOT-BC247614  Poa pratensis subsp. pratensis Bruce Bartholomew 1990-6-17 5308 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC247615  Poa pratensis subsp. pratensis Bruce Bartholomew 1990-8-5 5672 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  UC1025064  Poa pratensis subsp. pratensis Leo Whitney 1935-7-21 3562 Modoc 15 mi w Canby (Happy Camp); Modoc Nat'l Forest 1463 Comment
  POM264350  Poa secunda A. A. Beetle 1941-6-29 2827 Modoc Near summit of Cedarville Pass. 2119 Comment
  UCD90460  Poa secunda L. Whitney 1935-5-19 s.n. Modoc Near Hackamore. Comment
  UCD90461  Poa secunda E. Wilson 1935-5-14 s.n. Modoc E side of Cedar Pass. Comment
  SEINET10522718  Poa secunda Billy Joe Cox, Paul Gallian 1971-6-3 Cox 2610 Modoc 6 mi N of Alturas on US Hwy 395, W facing slope, in middle of grassland pasture, edging into Artemesia which adjoins Juniper woodland. Lupinus sp. in very dense populations on every slope for over a mi N, more or less a valley side in decomposing basalt with lighter soil above. 1341 Comment
  CHSC85399  Poa secunda subsp. juncifolia John Dittes; Josephine Guardino 1991-7-21 441 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
  UCD32737  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-8 2190 Modoc 3 miles W of Alturas, along US Hwy 299. Comment
  UCD92163  Poa secunda subsp. juncifolia J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCD92437  Poa secunda subsp. juncifolia E. Wilson 1935-5-14 s.n. Modoc W side of pass toward Alturas. Comment
  CAS-BOT-BC247664  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-28 6725 Modoc 15 mi. N of Alturas. 1402 Comment
  CHSC67417  Poa secunda subsp. secunda James D. Jokerst 1986-8-11 2758 Modoc Radar Site Survey S of Doublehead Mtn., S of road to Doublehead Mtn., in vernal pool. Comment
  UC1024719  Poa secunda subsp. secunda Leo Whitney 1935-5-18 3083 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc Nat'l Forest 1463 Comment
  UC1024878  Poa secunda subsp. secunda Leo Whitney 1935-5-29 3146 Modoc ca 18 mi wnw Canby (Hole-in-the-rock, U.S.B.E. Plot) Comment
  UCD90722  Poa secunda subsp. secunda J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCD90790  Poa secunda subsp. secunda Beecher Crampton; Carl Rimbey 1954-7-7 2131 Modoc W side of Cedar Pass, Warner Mountains. 1889 Comment
  CAS-BOT-BC252517  Poa wheeleri Bruce Bartholomew 1990-8-5 5685 Modoc Between Summit Trail and Emerson Peak, W side of Warner Mts. 2600 Comment
  HSC65261  Poa wheeleri J. P. Smith, J. O. Sawyer 1973-8-8 7229 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC179352  Pogogyne floribunda James D. Jokerst 1987-6-24 2938 Modoc CA. 2 mi. NE of Doublehead Mountain, 1.25 mi. S of Clear Lake, along dirt road ca. 2 mi. WSW of Red Lake. Comment
  CAS-BOT-BC179356  Pogogyne floribunda Bruce Bartholomew 1991-7-5 5937 Modoc Vicinity of the outlet of Dorris Brothers Reservoir. 1500 Comment
  SD149136  Pogogyne floribunda B. Bartholomew 1991-7-5 5932 Modoc Cow Head Tank, ca. 6.0 km northwest of Dorris Brothers Reservoir. 1520 Comment
  SDSU19279  Pogogyne floribunda Michael Silveira 2007-7-24 20 Modoc Vernal pool North side of Highway 136 ca. 1 mile West of intersection of Crowder Flat Road and Clear Lake Reservoir Road. 1528 Comment
  SEINET3872256  Polanisia dodecandra Richard R. Halse 2010-9-2 8109 Modoc Warner Mountains; Modoc National Forest; along State Hwy. 299 ca 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead.; 0 1619 Comment
  CAS-BOT-BC95163  Polanisia dodecandra subsp. trachysperma Leland S. Smith 1918-9-29 1057 Modoc Granger Canyon, Suprise Valley. 1676 Comment
  JEPS13810  Polanisia dodecandra subsp. trachysperma L. S. Smith 1918-9-25 1057 Modoc Granger Canyon , Granger Canyon (Surprise Valley Foothills) 1371 Comment
  NY963444  Polemonium micranthum B. M. Bartholomew 1989-4-29 4671 Modoc 6.4 km east of Fort Bidwell on road to Fee Reservoir, northeast corner of Surprise Valley 1460 Comment
  CAS-BOT-BC197855  Polemonium occidentale Leland S. Smith 1922-7-24 1315 Modoc Rush Creek in small pasture. 1905 Comment
  JEPS13800  Polyctenium fremontii Mary H. Manning 1912-4 Modoc Tule Lake Comment
  RSA599750  Polygonum aviculare Louis C. Wheeler 1935-8-28 3928 Modoc Modoc Plateau: 1.5 mi. south of Lakeshore Reservoir, Devil's Garden. 1524 Comment
  RSA628303  Polygonum buxiforme Louis C. Wheeler 1973-8-23 s.n. Modoc Alturas. Comment
  CDA2799  Polygonum convolvulus T. C. Fuller 1958-7-8 2019 Modoc Davis Creek. 0 Comment
  CDA2802  Polygonum convolvulus T. C. Fuller 1958-7-8 2019 Modoc Davis Creek. 0 Comment
  RSA0034565  Polygonum convolvulus Louis C. Wheeler 1935-8-6 3799 Modoc Mouth Pine Creek, Warner Mountains. 1509 Comment
  POM203796  Polygonum douglasii J. T. Howell 1934-6-12 12002 Modoc Davis Creek Comment
  SEINET516151  Polygonum douglasii Vernon H. Oswald 1998-9-8 9589 Modoc County Rd. 93 adjacent to the RR at Lookout Junction northwest of Lookout. 1280 Comment
  UC6695  Polygonum douglasii subsp. douglasii Milo S. Baker 1893-6-20 Modoc Egg Lake Comment
  NY412663  Polygonum kelloggii var. kelloggii A. Tiehm 1984-7-30 8829 Modoc 8.9 road miles northeast of Fort Bidwell on the main road to Adel, just past the road summit 1615.4 Comment
  UC1060643  Polygonum polygaloides Herbert L. Mason 1957-7-6 14725 Modoc Rim Rock, West of Goose Lake Comment
  UCD100575  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 s.n. Modoc Devils Garden: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  CAS-BOT-BC218177  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8228 Modoc 8 mi. NW of Canby. Comment
  UCD77934  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1408 Modoc Ca. 13 mi nw of Canby, along n side of Hwy 139, 500 ft w of Forest Service Rd 44N11. 1478 Comment
  UCD77941  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-17 1394 Modoc Ca. 9.5 mi nw of Canby, on s side of Hwy 139. 1487 Comment
  UCD77945  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-17 1387 Modoc Ca. 11 mi nw of Canby, on n side of Hwy 139, 2.2 mi e of Forest Service Rd 44N11. 1487 Comment
  CAS-BOT-BC218185  Polygonum polygaloides subsp. kelloggii Alice Eastwood; John Thomas Howell 1940-6-14 8228 A Modoc 8 mi. NW of Canby. Comment
  OBI48886  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1940-6-14 40494 Modoc 8 mi NW of Canby 1524 Comment
  CAS-BOT-BC218194  Polygonum polygaloides subsp. polygaloides Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13327 Modoc About eastern outkirts of Lookout. Comment
  CAS-BOT-BC252509  Polypogon monspeliensis Bruce Bartholomew 1989-8-10 5032 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC225102  Populus tremuloides P. F. Covel 1939-8-13 1633 Modoc Highway at Pitt River west of Canby. Comment
  CAS-BOT-BC225106  Populus trichocarpa Elmer Ivan Applegate 1929-5-25 5903 Modoc Cottonwood Creek, east side of Goose Lake. Comment
  RSA59861  Populus trichocarpa E. K. Balls 1950-5-11 14610 Modoc W of Middle Lake. Between Eagleville and Cedarville. 1433 Comment
  RSA577885  Potamogeton diversifolius L. C. Wheeler 1935-8-22 3903 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  UC1099887  Potamogeton diversifolius Herbert L. Mason, Verne Grant 1947-7-10 13349 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC242249  Potamogeton epihydrus Herbert Louis Mason; Verne Grant 1947-7-12 13397 Modoc Jones' Lane, off Hwy 395, several mi. S of Alturas. Comment
  CAS-BOT-BC242240  Potamogeton foliosus V. J. Wetherell 1961-8-9 481 Modoc Stowe Reservoir Campground, 1 mi E of Cedar Pass. 1828 Comment
  RSA210807  Potamogeton foliosus Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39095 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CHSC110896  Potamogeton foliosus subsp. foliosus Lowell Ahart 2012-7-12 18359 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northest of Bieber, Big Valley. 1266 Comment
  POM313026  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  CAS-BOT-BC242235  Potamogeton natans Louis Cutter Wheeler 1935-9-11 3973 Modoc Fletcher Creek, Devia's Garden. 1524 Comment
  SEINET5335353  Potamogeton natans M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  RSA0011552  Potamogeton nodosus Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46967 Modoc Ca. 3.4 miles north of Alturas at bridge over North Fork of Pit River 1341 Comment
  UC1100101  Potamogeton richardsonii Herbert L. Mason 1947-8-13 13530 Modoc n of Canby (ne side of F Reservoir) Comment
  UC441353  Potamogeton striatus Milo S. Baker 1899-8-24 Modoc Pit R. at Lookout Comment
  JEPS124367  Potentilla biennis Lowell Ahart, John Dittes 2015-7-16 20373 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA233766  Potentilla biennis Robert F. Thorne 1969-9-5 39172 Modoc Modoc National Forest, Warner Mts, along Fall Creek below Falls. 1738 Comment
  UC545667  Potentilla drummondii subsp. bruceae Louis C. Wheeler 1935-8-1 3734 B Modoc Dismal Swamp, Twenty-Mile Creek Warner Mts, Dismal Swamp, Twenty-Mile Creek 2225 Comment
  RSA281646  Potentilla fruticosa S. O. Mattoon 1979-7-20 97 Modoc Bidwell Peak SE of Dismal Swamp, 6 air-miles E of highway 395 at Newpine creek, Warner mountains. 2500 Comment
  POM229173  Potentilla glandulosa Louis C. Wheeler 1935-8-8 3810 Modoc Warner Mountains: N Fork Bidwell Creek. 2378 Comment
  CAS-BOT-BC214784  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1988-7-21 4473 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC214785  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1989-6-3 4860 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC214794  Potentilla gracilis E. S. Willits 1940-5-17 262 Modoc Willow Ranch. Comment
  JEPS47214  Potentilla gracilis Frances D. Payne 1931-6-25 251 Modoc 2 mi sw Warren Mt. (southeastern Modoc County); Warner Mts., Pine Creek Basin, sw of Warren Mt. 2316 Comment
  JEPS44229  Potentilla gracilis var. flabelliformis W. L. Jepson 1918-8-14 7984 Modoc Jess Valley 1584 Comment
  SBBG30542  Potentilla gracilis var. flabelliformis D. Myrick 1968-6-20 1976 Modoc Davis Crk on Hwy 395, 15 mi N of Alturas 1524 Comment
  UC73029  Potentilla gracilis var. flabelliformis Milo S. Baker Aug, 1890 519 Modoc Forestdale Comment
  POM98605  Potentilla gracilis var. flabelliformis F. W. Peirson 1926-6-25 6883 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  POM312885  Potentilla rivalis H. L. Mason 1947-8-13 13518 Modoc Northeast side of 'F' reservoir, north of Canby Comment
  CAS-BOT-BC225032  Poteridium annuum Leland S. Smith 1918-6-14 936 Modoc Buck Creek Ranger Station & Willow Creek. 1676 Comment
  UCD113965  Poteridium annuum Jack Major 1966-6-24 s.n. Modoc Above Goose Lake, west side of Fandango Pass. 1645 Comment
  CAS-BOT-BC214807  Prunus emarginata Annie Montague Alexander; L. Kellogg 1946-6-28 4859 Modoc Pine Creek Canyon, N end of Warner Mts. 2103 Comment
  CAS-BOT-BC214822  Prunus subcordata K. Paulson; Robert Paulson 1989-5-8 104 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CHSC106334  Prunus subcordata Lowell Ahart; John Dittes 2010-8-30 17062 Modoc Around a large rock, near the homestead, about 100 yards east of the fence, 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
  HSC27171  Prunus subcordata J. P. Smith, J. O. Sawyer 1972-5-6 5276 Modoc 1/2 mi. N of Ft. Bidwell on Mill Creek Rd. 1402 Comment
  JEPS117363  Prunus subcordata Lowell Ahart, John Dittes 2010-8-30 17062 Modoc Around a large rock, near the homestead, about 100 yards east of the fence, 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
  RSA1576  Prunus subcordata E. R. Johnson 1928-8-31 1195 Modoc W edge of lava beds between Lookout and Battle Comment
  RSA59972  Prunus subcordata E. K. Balls 1950-5-13 14679 Modoc W of Goose lake. 1/2 mile S of Oregon-California state line. 1463 Comment
  UC1075726  Prunus subcordata Robert J. Weatherby 1955-7-8 1630 Modoc 6 mi N of Ft. Bidwell; Warner Mountains 1645 Comment
  UC711842  Prunus subcordata Roxana S. Ferris and Laura Lorraine 1941-8-14 10621 Modoc Summit of Fandago Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains 1889 Comment
  CAS-BOT-BC214811  Prunus subcordata R. M. Austin 1884-6-1 s.n. Modoc Modoc County. Comment
  CDA26199  Prunus subcordata var. oregana T. C. Fuller 1963-7-16 11008 Modoc South side of Fandango Pass Road just east of road to Willow Ranch, west base of the Warner Mountains. 0 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
  HSC80703  Prunus virginiana var. demissa G. M. Riegel 1980-7-1 799 Modoc South Warner Mountains 1670 Comment
  JEPS44920  Prunus virginiana var. demissa L. S. Smith 1919-6-2 1113 Modoc Deep Creek Railroad Station; Warner Mountains, Deep Creek Railroad Station 1524 Comment
  CAS-BOT-BC498764  Pseudognaphalium L. S. Smith 1924-7-1 1502 Modoc Modoc Forest, Round Mt. 1676 Comment
  CAS-BOT-BC498765  Pseudognaphalium L. S. Smith 1924-7-1 1502 Modoc Modoc Forest, Round Mt. 1676 Comment
  UCD32716  Pseudoroegneria spicata Beecher Crampton 1954-7-7 2148 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1615 Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CAS-BOT-BC252501  Pseudoroegneria spicata subsp. spicata Leland S. Smith 1924-6-15 1403 Modoc Lavas W of Mud Lake. 1371 Comment
  CAS-BOT-BC252550  Pseudoroegneria spicata subsp. spicata John H. Hatton 1911-6-10 29 Modoc unspecified 1524 Comment
  UC593545  Pseudoroegneria spicata subsp. spicata E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1827 Modoc about 3 mi w of Cedarville (in the Warner Mountains, Cedar Creek Canyon); Warner Mountains, Cedar Creek Canyon 1524 Comment
  CAS-BOT-BC497463  Pseudostellaria jamesiana B. Bartholomew 1993-6-12 6595 Modoc Above the road to Day Rock from Little Hot Spring Valley 1260 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
  CHSC30639  Pseudostellaria jamesiana NEH Prouty 1980-7-1 191 Modoc Modoc National Forest, Warner Mt. District. Bear Flat T. S. Throughout Pinus ponderosa and Abies concolor forest on western rim above Soup Creek drainage. 1889 Comment
  UC748047  Pseudostellaria jamesiana Annie M. Alexander and Louise Kellogg 1946-7-3 4899 Modoc 7 mi w Fort Bidwell; Bidwell Creek Canyon, w of Fort Bidwell 1444 Comment
  UC1076485  Pseudostellaria jamesiana F. H. Frost 1925-7-12 51 Modoc Storr's Meadow Cedar Canyon; Warner Mts., , Cedar Canyon Comment
  CAS-BOT-BC30153  Pseudotsuga menziesii var. menziesii Bruce Bartholomew 1992-5-14 6273 Modoc NE side of White Horse Mountains, SW of White Horse Flat Reservoir. 1400 Comment
  NY63591  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
  CHSC99115  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2008-6-21 14986 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC190609  Psilocarphus brevissimus var. brevissimus M. F. Gilman 632 Modoc 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
  HSC1961  Pterospora andromedea M. T. Milligan 1966-7-25 571 Modoc Slopes and ridges E of Jess Valley. 1738 Comment
  HSC46113  Pterospora andromedea J. P. Smith, J. O. Sawyer 1973-8-9 7255 Modoc Blue Lake, Modoc National Forest 1829 Comment
  UCD92335  Puccinellia Beecher Crampton 1954-7-6 2083 -C Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  UCD91528  Puccinellia distans B. Crampton 1954-7-8 2188 Modoc Extension of 4th St. 1.5 miles west of Alturas. Comment
  UCD91529  Puccinellia distans Beecher Crampton 1954-7-8 2192 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  CAS-BOT-BC252547  Puccinellia lemmonii Bruce Bartholomew; Barrett Anderson 1990-7-20 5448 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  JEPS120886  Puccinellia lemmonii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18763 Modoc About 300 yards NE of Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  UCD91875  Puccinellia lemmonii Beecher Crampton 1954-7-6 2083 -B Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  SEINET229269 Image available Puccinellia nuttalliana Arnold Tiehm, Jan Nachlinger; Gary Schoolcraft 1984-6-24 880 Modoc Surprise Valley east side of Middle Alkali Lake east of Cedarville. 1356 Comment
  UCD93437  Puccinellia nuttalliana L. G. Goar 1938-1 s.n. Modoc Modoc County. Comment
  UCD113280  Purshia tridentata Robbins; Raynor 1943-6-1 s.n. Modoc Between Stronghold and Canby. Comment
  CAS-BOT-BC218228  Purshia tridentata var. tridentata John Thomas Howell 1934-6-12 12041 Modoc N side of Fandango Valley. Comment
  CAS-BOT-BC218231  Purshia tridentata var. tridentata A. D. Borden 1911-8-9 Modoc S slope of Shields Creek. Comment
  UC467826  Purshia tridentata var. tridentata B. C. Goldsmith 1910-1 Modoc Alturia Comment
Read comments
Aug 27 2007
  UCSB16509  Purshia tridentata var. tridentata Haller, John 1962-6-7 Modoc Little Meadows campground, South Fork of the Pit River, 8 miles east of Likely, 1.5 miles west of the western end of Jess Valley; Warner Mountains 1524 Comment
  CAS-BOT-BC95687  Pyrola picta Leland S. Smith 1917-9-17 160 Modoc Lassen Creek. 2133 Comment
  CAS-BOT-BC95692  Pyrola picta Bruce Bartholomew 1994-8-22 6870 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2350 Comment
  CAS-BOT-BC50398  Pyrrocoma carthamoides var. cusickii John Thomas Howell 1934-6-12 11987 Modoc 9 mi. S of Davis Creek. Comment
  CAS-BOT-BC50399  Pyrrocoma hirta var. lanulosa Leland S. Smith 1920-8-30 3 A Modoc Windmill Flat. 1524 Comment
  UC76018  Pyrrocoma hirta var. lanulosa Milo S. Baker July 1894 Modoc lake at Mt. Meadows w of summit w Eagle Lake; Lake at Mt. Meadows w of summit Comment
  POM229879  Pyrrocoma racemosa var. paniculata L. C. Wheeler 1935-9-27 4008 Modoc Pease Flat, Devil's Garden. 1524 Comment
  CAS-BOT-BC105114  Quercus kelloggii Elmer I. Applegate 1897-6-1 872 Modoc Under rim rock near head of Black Canyon, about 6 miles above Canby, on road to Klamath Falls Comment
  CAS-BOT-BC50360  Raillardella argentea Francis Dorris Payne 1929-7-26 132 Modoc Mt. Warren, Warner Mountains 2743 Comment
  UC1567399  Raillardella argentea G. Schoolcraft 1989-7-15 1964 Modoc n of Devils Knob; Warner Mts. 2621 Comment
  OBI47988  Ranunculus Rhonda Riggins 1989-4-28 1662 Modoc Pencil Rd 4.4 mi N fo hwy 395 E of Alturas 1524 Comment
  UCD13268  Ranunculus alismifolius var. alismellus Dean Dubbe 1974-5-26 15- 3 Modoc Modoc CO. Mill Creek Meadow, west side of South Warner Wilderness. Elevation 7000 feet. 2133 Comment
  UC748219  Ranunculus alismifolius var. alismifolius Annie M. Alexander and Louise Kellogg 1946-6-8 4696 Modoc road from Eagleville to Patterson Mill 2286 Comment
  JEPS3948  Ranunculus alismifolius var. alismifolius N. T. Mirov 1929-5-30 Modoc on trail between Fort Bidwell and Buck Creek; Warner Mountains, Spring Creek 2011 Comment
  CAS-BOT-BC217264  Ranunculus aquatilis var. aquatilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16519 Modoc On mesa 11 mi. W of Canby, along Calif. St. Highway 139. Comment
  CAS-BOT-BC217272  Ranunculus aquatilis var. diffusus C. L. Hitchcock 1940-5-28 6721 Modoc 15 mi. N of Alturas (near Surprise). 1402 Comment
  CHSC115851  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2015-7-16 20376 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC217230  Ranunculus cymbalaria Bruce Bartholomew 1994-7-1 6764 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  CAS-BOT-BC217231  Ranunculus cymbalaria E. S. Willits 1939-10-10 166 Modoc Surprise Valley. Comment
  UC71852  Ranunculus cymbalaria var. saximontanus Mrs. M. H. Manning 1903-5 141 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  UC748222  Ranunculus eschscholtzii var. oxynotus Annie M. Alexander and Louise Kellogg 1946-7-30 5098 Modoc Eagle Peak Warner Mountains Comment
  CAS-BOT-BC217239  Ranunculus flabellaris Alice Eastwood; John Thomas Howell 1940-6-12 8080 Modoc Jess Valley. Comment
  JEPS3950  Ranunculus glaberrimus N. T. Mirov 1929-5-14 Modoc e Goose Lake (on road to Fandango Valley); Warner Mountains, Buck Creek Comment
  JEPS60680  Ranunculus glaberrimus B. M. Payne 1930-3-29 346 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1178908  Ranunculus glaberrimus Herbert L. Mason 1949-4-16 13999 Modoc summit of grade between Madeline Plain and Likely Comment
Read comments
Jun 2 2009
  UC9439  Ranunculus glaberrimus Mrs. R. M. Austin and Bruce May 1898 2299 Modoc Goose Lake; fields Comment
  RSA520474  Ranunculus glaberrimus var. ellipticus Bruce Bartholomew, B. Anderson 1989-4-27 4632 Modoc Ryan Canyon, 6km NW of Adin on road to Dutch Flat. 1370 Comment
  CAS-BOT-BC217244  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew 1993-4-3 6404 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1300 Comment
  CAS-BOT-BC217245  Ranunculus glaberrimus var. glaberrimus F. Angwin 1946-4-21 Modoc Stone Coal Canyon, near Adin. 1280 Comment
  UC118239  Ranunculus hebecarpus T. S. Brandegee and Mrs. R. M. Austin 212 Modoc Comment
  CAS-BOT-BC217177  Ranunculus occidentalis John Thomas Howell 1934-6-11 11965 Modoc Parker Creek, Warner Mts. 1584 Comment
  SEINET12086619  Ranunculus occidentalis J. T. Howell 1934-1 12305 Modoc Duncan Horse Camp Comment
  UC615121  Ranunculus occidentalis Beryl O. Schreiber 1934-6-10 1160 Modoc Lost Lake Warner Mountains (marsh) Comment
  RSA59860  Ranunculus occidentalis var. eisenii E. K. Balls 1950-5-11 14616 Modoc 8 miles N of Lake City, W side of Upper Lake. 1402 Comment
  CAS-BOT-BC217223  Ranunculus occidentalis var. howellii F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 mi. NW of Adin. 1280 Comment
  CHSC100191  Ranunculus occidentalis var. occidentalis John Dittes; Josephine Guardino 1991-7-21 423 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles Northeast of Bieger, 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
  CHSC118087  Ranunculus occidentalis var. occidentalis L. P. Janeway 2016-5-18 12070 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  CHSC118088  Ranunculus occidentalis var. occidentalis L. P. Janeway 2016-5-17 12042 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. 1494 Comment
  CAS-BOT-BC217215  Ranunculus occidentalis var. ultramontanus Roxana Stinchfield Ferris; R. Duthie 1919-6-13 48 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  UC9470  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker 1893-6-27 Modoc Comment
  UC9483  Ranunculus repens Mrs. R. M. Austin and Bruce June 1898 407 Modoc Goose Lake 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
  JEPS55164  Ranunculus sceleratus Mary H. Manning 1903-5-8 126 Modoc Comment
  CAS-BOT-BC217195  Ranunculus sceleratus var. multifidus Elmer Ivan Applegate 1897-6-5 968 Modoc Near Alturas. Comment
  POM269753  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  RSA85295  Ranunculus sceleratus var. multifidus F. W. Peirson 1926-6-26 6904 Modoc Alturas to Canby Comment
  CAS-BOT-BC217153  Ranunculus testiculatus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6542 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  JEPS96813  Ranunculus testiculatus Dean W. Taylor 1992-3-16 12332 Modoc 1 air mi SW of Duncan Reservoir; Modoc Plateau 1493 Comment
  SJSU9663  Ranunculus testiculatus Wayne Savage 1979-7-9 1506 Modoc by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC217158  Ranunculus uncinatus Bruce Bartholomew 1995-7-31 7115 Modoc Upper reaches of Sassen Creek, W side of the Warner Mountains. 1900 Comment
  JEPS3949  Ranunculus uncinatus N. T. Mirov 1929-7-4 Modoc about one mi s Oregon-California boundary; Warner Mountains, Lily Lake 2133 Comment
  RSA78890  Rhamnus rubra E. K. Balls, Percy C. Everett 1952-10-11 18156 Modoc 0.3 miles SE of crest of Fandango Pass, Warner Mts. 1829 Comment
  SEINET2029156 Image available Rhododendron columbianum L. C. Wheeler 1935-8-4 3777 Modoc Warner Mountains, Pine Creek 2210 Comment
  UCD102115  Ribes aureum J. P. Smith; J. O. Sawyer 1972-5-6 5278 Modoc along Lassen Creek on road from Fandango Valley to Davis Creek. 1463 Comment
  CAS-BOT-BC92390  Ribes aureum var. aureum John Thomas Howell 1934-6-13 12096 Modoc Patterson Mill Road. Warner Mountains. 1676 Comment
  CAS-BOT-BC225863  Ribes cereum E. S. Willits 1940-4-27 190 Modoc Sugar Hill. Comment
  CAS-BOT-BC225871  Ribes cereum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 123 Modoc Above Parker Creek near Modoc Nat. Forest Boundary. Comment
  CHSC13854  Ribes cereum J. Grove 1973-4-28 87 Modoc Collected on black lava flow 15 mi NE of Glenburn. Comment
  JEPS27158  Ribes cereum Lauramay T. Dempster 1961-6-20 1713 Modoc ridge just north of junction of Dismal Creek Road with Ft. Bidwell Road; Warner Mts. 2346 Comment
  NY454996  Ribes cereum B. M. Bartholomew 1988-6-24 4297 Modoc Road beyond Poison Lake ca. 8 km. south of the road from US Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  RSA165508  Ribes cereum Clare B. Hardham 1961-6-20 7856 Modoc Cave Lake. 2134 Comment
  RSA520365  Ribes cereum Bruce Bartholomew, B. Anderson 1989-4-29 4685 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  RSA97474  Ribes cereum Beecher Crampton 1954-7-8 2185 Modoc Canyon of the South fork of the Pit River, 12 miles East of Likely. Comment
  NY455304  Ribes montigenum A. M. Alexander 1946-6-25 4822 Modoc Dismal Swamp, north end of Warner Mountains 2255.5 Comment
  SBBG2779  Ribes montigenum H. and M. Dearing 1939-6-8 3605 Modoc Lily Lake, Warner Mtns 1828 Comment
  CAS-BOT-BC225912  Ribes roezlii var. roezlii Bruce Bartholomew; Barrett Anderson 1988-5-12 4106 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC225916  Ribes velutinum Bruce Bartholomew; Barrett Anderson 1988-5-12 4137 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  CAS-BOT-BC225921  Ribes velutinum John Thomas Howell 1934-6-12 12011 Modoc Between Davis Creek and Plum Valley. Comment
  RSA0019692  Ribes velutinum E. K. Balls 1950-5-13 14666 Modoc Goose Lake, east shore near Willow Ranch. 1463 Comment
  CAS-BOT-BC225933  Ribes viscosissimum Elmer Ivan Applegate 1932-7-7 8222 Modoc Just above Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC225938  Ribes viscosissimum Milo Samuel Baker 1898-8-11 507 Modoc Bluff SW of Medicine Lake. Comment
  CAS-BOT-BC225942  Ribes viscosissimum Margaret J. Williams 1984-6-29 84- 71 -3 Modoc Lily Lake, W side of Warner Mts. 2072 Comment
  CAS-BOT-BC225946  Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 mi. NE of Alturas. 1615 Comment
  NY455556  Ribes viscosissimum L. C. Wheeler 1935-8-14 3850 Modoc Lily Lake, Pine Creek, Warner Moutnains 2072.6 Comment
  NY455564  Ribes viscosissimum B. M. Bartholomew 1988-6-24 4298 Modoc Road beyond poison Lake, ca. 8 km south of the road from US Highway 396 to lily Lake, Warner Mountains 2130 Comment
  UCR80270  Ribes viscosissimum var. hallii L. C. Wheeler 1935-8-14 3850 Modoc Warner Mtns., Lily Lake, Pine Creek 2073 Comment
  CAS-BOT-BC50371  Rigiopappus leptocladus Bruce Bartholomew 1990-6-18 5385 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  HSC28867  Rigiopappus leptocladus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19409 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC50374  Rigiopappus leptocladus John H. Hatton 1911-6-16 101 Modoc Modoc County. 1371 Comment
  CDA43017  Rorippa austriaca L. Ahart, John Dittes 2008-8-25 15274 Modoc On the banks of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. Comment
  UCR47628  Rorippa austriaca Don Pendleton 1987-6-24 s.n. Modoc Hwy 395 near town of Likely. Comment
  CDA34339  Rorippa austriaca E. Finley 1987-6-17 s.n. Modoc Big Valley; Jones Rd., off US 395, N of Likely. 0 Comment
  CDA3843  Rorippa austriaca G. D. Barbe 1985-8-29 4251 Modoc East of the railroad crossing and the Eastside Canal; Corporation Ranch north of Likely. 0 Comment
  CAS-BOT-BC58416  Rorippa curvisiliqua Bruce Bartholomew; Barrett Anderson 1989-6-2 4789 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  CHSC109491  Rorippa curvisiliqua var. orientalis L. P. Janeway; B. Castro 2012-7-26 11004 Modoc Warner Mountains. At Little Lily Lake, 2.4 air km north of Mt. Vida. 2258 Comment
  UC1191534  Rorippa nasturtium-aquaticum Verne Grant and Irving Schneider 1947-7-19 8078 Modoc in Pit Valley s Alturas (Williams Ranch, along Southern Pacific right-of-way near East Canal); Pit Valley s of Alturas Comment
  UC673336  Rorippa nasturtium-aquaticum F. H. Frost 1925-7-11 Modoc Cedar Canyon 2 mi above Cedarville (Warner Mts.); , Cedar Canyon, above Cedarville Comment
  CDA25132  Rorippa palustris var. occidentalis T. C. Fuller 1958-7-8 1953 Modoc Corporation Ranch, Likely. 0 Comment
  UC748374  Rorippa sinuata Annie M. Alexander and Louise Kellogg 1946-6-20 4811 Modoc Eagleville 1440 Comment
  CAS-BOT-BC218244  Rosa gymnocarpa Bruce Bartholomew 1994-7-4 6855 Modoc Johnson Creek, E of State Hwy 299. 1620 Comment
  CAS-BOT-BC218245  Rosa gymnocarpa Bruce Bartholomew 1994-5-27 6706 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  HSC59871  Rosa woodsii subsp. ultramontana J. P. Smith, J. O. Sawyer 1973-8-9 7254 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  CAS-BOT-BC218265  Rosa woodsii var. ultramontana Verne Grant; I. Schneider 1947-7-18 8045 Modoc Eastside Canall, 5 mi. N of Bayley's bridge, S of Alturas. Comment
  RSA67240  Rosa woodsii var. ultramontana Philip A. Munz 1951-9-14 16976 Modoc Jess Valley Warner Mts, east of Likely 1524 Comment
  UC1075761  Rosa woodsii var. ultramontana Robert J. Weatherby 1955-7-8 1627 Modoc 5 mi n Ft. Bidwell; no. Warner Mts. 1783 Comment
  UC467795  Rosa woodsii var. ultramontana W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt River, Alturas 1402 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
  UC12970  Rubus parviflorus Baker and Nutting Modoc Comment
  JEPS127307  Rumex crispus Lowell Ahart, John Dittes 2016-7-14 21192 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CAS-BOT-BC211302  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 mi E of Alturas. Comment
  CAS-BOT-BC211306  Rumex occidentalis Bruce Bartholomew 1994-7-1 6769 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  UC1101215  Rumex salicifolius var. lacustris Verne Grant and Irving Schneider 1947-8-27 8328 Modoc s end Clear Lake Comment
  CDA23209  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 1934 Modoc Corporation Ranch, Likely. 0 Comment
  HSC65604  Rumex triangulivalvis Thomas Wood 1979-8-9 239 Modoc Dirt Road along Bidwell Creek, 2.8 mi. NW of junction with Co. Hwy. 2 N of Fort Bidwell 1509 Comment
  JEPS51064  Sagina saginoides W. L. Jepson 1918-8-8 7905 Modoc N. Fork Bidwell Creek Mt. Bidwell; , N. Fork Bidwell Creek 1828 Comment
  CAS-BOT-BC245203  Sagittaria cuneata Robert Folger Thorne; C. W. Tilforth 1969-9-4 39058 Modoc 2 mi. W of Davis Creek. 1432 Comment
  UC935737  Sagittaria cuneata Herbert L. Mason and Verne Grant 1947-7-11 13368 Modoc irrigation ditch by Jones Lane off Highway 395 s Alturas Comment
  UCR34671  Salix J. A. Harpel 1981-8-6 V- 45 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC225751  Salix boothii Francis Dorris Payne 1932-7-7 335 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  RSA5674  Salix boothii Frances D. Payne 1931-7-7 331 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  UC482330  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482331  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482335  Salix boothii Frances D. Payne 1931-7-7 335 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC492378  Salix boothii Frances D. Payne 1932-7-21 729 Modoc e of Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225759  Salix eastwoodiae Francis Dorris Payne 1931-7-8 177 Modoc Pine Creek Basin ca. 33 km SE of Alturas, Warner Mountains 2280 Comment
  UC481863  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc ca. 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC5065  Salix eastwoodiae Mrs. R. M. Austin and Bruce June 1898 33 Modoc Warner Mts. Comment
  CAS-BOT-BC225767  Salix exigua Elmer Ivan Applegate 1897-6-2 3030 Modoc Upper Pitt River valley S of Alturas. Comment
  CAS-BOT-BC225782  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 488 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  NY187440  Salix exigua N. F. Bracelin 1931-6-30 501 Modoc Alturas 1360 Comment
  NY187441  Salix exigua N. F. Bracelin 1931-6-30 501 Modoc Alturas 1360 Comment
  NY187445  Salix exigua F. D. Payne 1931-6-30 495 Modoc Parker Creek, 20 km east of Alturas. Meadow south of Payne Ranch 1560 Comment
  UCD110872  Salix exigua Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km. east of Alturas. Meadow south of Payne Ranch. 1560 Comment
  CAS-BOT-BC197555  Salix geyeriana Louis Cutter Wheeler 1935-9-11 3969 Modoc Fletcher Creek, Devil's Garden. 1524 Comment
  CAS-BOT-BC229683  Salix lasiandra subsp. caudata Elmer Ivan Applegate 1929-6-25 5899 Modoc Cottonwood Creek, E side of Goose Lake. Comment
  CAS-BOT-BC229688  Salix lasiandra subsp. caudata H. Paul Arnaud 1967-8-12 s.n. Modoc Cedar Pass Campground. Comment
  CAS-BOT-BC229693  Salix lasiandra subsp. caudata P. Monnet 1913-7-1 930 Modoc Warner's Range. 1828 Comment
  UC437345  Salix lasiandra var. caudata W. P. Taylor and H. C. Bryant 1910-1 Modoc Parker Creek Warner Mts., Parker Creek 1676 Comment
  JEPS114783  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2008-8-25 15303 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout 1273 Comment
  UC481841  Salix lasiolepis Frances D. Payne 1931-6-10 136 Modoc Warner Mts., Parker Creek 1560 Comment
  UC481927  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC229698  Salix lemmonii Francis Dorris Payne 1931-7-7 332 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  NY187862  Salix lemmonii L. C. Wheeler 1935-8-3 3760 Modoc Pine Creek, Warner Mts. 1737.4 Comment
  POM209559  Salix lemmonii Frances D. Payne 1934-08 778 Modoc Pine Creek Basin. Warner Mtns. 2317 Comment
  RSA59371  Salix lemmonii E. K. Balls 1950-5-11 14622 Modoc 4 miles S of Fort Bidwell. W of Upper Lake. 1402 Comment
  UC433170  Salix lemmonii Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  UC481859  Salix lemmonii Frances D. Payne 1931-7-7 334 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  CHSC101021  Salix lutea John Dittes 2008-5-21 1519 Modoc Modoc Plateau; Big Valley; ca. 1.7 air miles south of Lookout, ca. 1.1 air miles west of County Road 91; riparian corridor of Pit River. 1259 Comment
  POM107279  Salix lutea R. M. Austin 1895-04 s.n. Modoc Goose Lake. Franklin Creek. Comment
Read comments
Mar 5 2011
  UC159111  Salix lutea B. C. Goldsmith 1910-1 Modoc <Alturias> [Alturas] Comment
  UCD111717  Salix lutea Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 499 Modoc Parker Creek, 20 km. east of Alturas, south of Payne Ranch. 1560 Comment
  JEPS14854  Salix melanopsis Frances D. Payne 1931-6-10 140 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  UC481845  Salix melanopsis Frances D. Payne 1931-6-11 140 Modoc Parker Creek Warner Mts., Parker Creek 1560 Comment
  JEPS14859  Salix scouleriana Frances D. Payne 1931-6-10 138 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  POM229222  Salix scouleriana Louis C. Wheeler 1935-8-3 3759 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC710871  Salix scouleriana C. L. Hitchcock 1940-5-27 6698 Modoc 15 mi. n.e. Alturas 1615 Comment
  CAS-BOT-BC179253  Salvia aethiopis M. J. Williams 1984-6-29 84- 70 -1 Modoc N of Alturas on Hwy 395 almost to Oregon border. 1432 Comment
  RSA59359  Salvia dorrii subsp. dorrii E. K. Balls 1950-5-21 14819 Modoc Opposite South Fork Public Camp, South Fork Pit River, on slopes 150 ft. above camp 1479 Comment
  SBBG6480  Salvia dorrii var. dorrii H. and M. Dearing 1939-6-9 3609 Modoc E side of Cedar Pass Comment
  CAS-BOT-BC184100  Salvia dorrii var. pilosa Clare B. Hardham 1961-6-17 7529 Modoc Between Alturas and Susanville 1524 Comment
  RSA446306  Salvia dorrii var. pilosa Christopher Davidson 1975-6-4 2607 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  JEPS12713  Sambucus mexicana F. H. Frost 1925-7-11 35 Modoc 2 mi above Cedarville; Cedar Canyon campsite Comment
  UC441301  Sambucus mexicana Franklin P. Nutting Modoc near Forestdale; Big Valley Mts. Comment
  SEINET2149926  Sambucus racemosa var. melanocarpa K. T. Harper 1974-1 142 Modoc Pine Creek, west slope of Warner Mountains. 2226 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
  JEPS46338  Sanguisorba annua Frances D. Payne 1931-6-18 199 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  UC466699  Sanguisorba annua W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr.; Warner Mountains, Parker Cr. 1676 Comment
  RSA504661  Sanicula graveolens Bruce Bartholomew, B. Anderson 1988-7-23 4559 Modoc Road beyond Poison Lake 8km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2140 Comment
  SJSU9686  Sanicula graveolens W. Savage 1979-7-24 1566 Modoc Long Meadow Unit, Devils Garden District, Modoc National Forest 1615 Comment
  CAS-BOT-BC95241  Saponaria officinalis Bruce Bartholomew 1989-8-10 5050 Modoc N side of Widow Valley, 10.1 km E of Day on County Road 94. Comment
  OBI17180  Sarcobatus vermiculatus H. E. McMinn 1931-5-23 2459 Modoc Middle Lake 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
  UC748344  Saxifraga oregana Annie M. Alexander and Louise Kellogg 1946-7-18 5027 Modoc Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  NY784264  Saxifraga oregana var. oregana B. M. Bartholomew 1988-6-24 4367 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. Emerson Peak 7 1/2' Quad. 2190 Comment
  CAS-BOT-BC245131  Schoenoplectus acutus var. occidentalis Alice Eastwood; John Thomas Howell 1940-6-12 8032 Modoc Likely. Comment
  RSA210779  Schoenoplectus acutus var. occidentalis Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39070 Modoc SW shore of Goose Lake N of McGinty Point 1433 Comment
  CAS-BOT-BC245128  Schoenoplectus americanus Bruce Bartholomew 1989-8-10 5033 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC245130  Schoenoplectus americanus Herbert Louis Mason 1947-8-11 13499 Modoc Hwy 81, W margin of Lower Lake, near boundary with Lassen Co. Comment
  CAS-BOT-BC245123  Scirpus microcarpus Bruce Bartholomew 1989-8-12 5113 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  CHSC110969  Scirpus microcarpus Lowell Ahart; John Dittes 2012-7-12 18365 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS114910  Scirpus microcarpus Lowell Ahart, John Dittes 2008-8-26 15354 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
  JEPS63954  Scirpus microcarpus Frances D. Payne 1932-7-11 693 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  CAS-BOT-BC197837  Scrophularia lanceolata Bruce Bartholomew; Barrett Anderson 1989-6-3 4870 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  UC103822  Scrophularia lanceolata Mrs. R. M. Austin Aug 1894 299 Modoc Comment
  SJSU11409  Scutellaria nana H. L. Buckalew 1961-7-1 Modoc base of Cedar Mt c. 2 mi NW of Cedar Pass on Hwy 299, Warner Mts 2133 Comment
  UCD92572  Secale cereale Leo Whitney 1935-7-2 3405 Modoc Badger Well. Comment
  CHSC63604  Sedum lanceolatum V. H. Oswald; Beth Corbin, Mike Dolan, Allison Sanger 1994-7-9 6372 Modoc Dismal Swamp ca. 6 mi (air) E of Hwy. 395, just S of the Oregon border. 2218 Comment
  UC205191  Sedum lanceolatum M. F. Gilman 512 Modoc Comment
  UCR34756  Sedum rosea J. A. Harpel 1981-8-6 V 39 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  JEPS48025  Sedum stenopetalum Frances D. Payne 1931-6-11 147 Modoc s and e Alturas (Parker Creek, n slope, Warner Mountains); Warner Mountains, Parker Creek, s and e of Alturas 1584 Comment
  CAS-BOT-BC95618  Sedum stenopetalum subsp. stenopetalum K. Paulson; Robert Paulson 1988-6-11 23 Modoc Parker Creek Road. 1524 Comment
  CAS-BOT-BC95619  Sedum stenopetalum subsp. stenopetalum Frederick H. Frost 1925-7-13 75 Modoc Summit, Cedar Canyon, Warner Mts. Comment
  CAS-BOT-BC95624  Sedum stenopetalum subsp. stenopetalum Margaret J. Williams 1984-6-30 84- 80 -7 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 Comment
  CAS-BOT-BC50342  Senecio aronicoides Barrett Anderson 1986-7-9 3165 Modoc Near Stough Reservoir. 1965 Comment
  HSC81123  Senecio aronicoides G. M. Riegel 1980-8-7 1011 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC50312  Senecio eurycephalus var. eurycephalus Margaret J. Williams 1984-6-30 84- 83 -1 Modoc 16.3 mi. on Parker Creek road, paved road to Cedar Pass road 1.5 mi. 1524 Comment
  UCR34707  Senecio fremontii J. A. Harpel 1981-8-6 V 29 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  RSA0012564  Senecio hydrophilus F. W. Peirson 1926-6-25 6894 Modoc 1 mile east of summit of Warner Mts. on Cedarville Road. Comment
  CAS-BOT-BC50265  Senecio integerrimus Annie Montague Alexander; L. Kellogg 1946-7-18 5019 Modoc Benton Meadow. 2072 Comment
  CAS-BOT-BC50299  Senecio integerrimus var. exaltatus Betty J. Hammerly 1941-6-20 35 Modoc Clear Lake. 1767 Comment
  UC36167  Senecio integerrimus var. exaltatus Mrs. R. M. Austin June 1894 Modoc Dry Valley Comment
  JEPS5942  Senecio serra var. serra Frances D. Payne 1931-7-4 318 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC54279  Senecio triangularis Annie Montague Alexander; L. Kellogg 1946-7-29 5081 Modoc Eagle Peak. 2438 Comment
  RSA503243  Senecio triangularis Bruce Bartholomew, B. Anderson 1988-7-22 4533 Modoc Mill Creek, Lake City Canyon, 5.5 km west of Lake City, east side of the Warner Mountains 1860 Comment
  HSC75912  Sibbaldia procumbens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19339 Modoc Soup Springs Campground Comment
  UC748066  Sibbaldia procumbens Annie M. Alexander and Louise Kellogg 1946-7-14 5069 Modoc Horse Mountain; Warner Mountains Comment
  NY53361  Sidalcea oregana K. Paulson 1989-7-18 196 Modoc Vicinity of Granger Creek, E side of Warner Mts. 1914.1 Comment
  CAS-BOT-BC179067  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-11 11944 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC179082  Sidalcea oregana subsp. oregana Annie Montague Alexander; L. Kellogg 1946-6-17 4787 Modoc W side of pass, Cedar Pass road. 1676 Comment
  CAS-BOT-BC179086  Sidalcea oregana subsp. oregana Leland S. Smith 1922-7-23 1309 Modoc Grouse Mt. 1981 Comment
  CAS-BOT-BC179092  Sidalcea oregana subsp. oregana L. A. M. Black 1894-8-1 67 Modoc Davis Creek. Comment
  CAS-BOT-BC179096  Sidalcea oregana subsp. oregana E. S. Willits 1940-5-17 259 Modoc Willow Ranch. Comment
  CAS-BOT-BC179051  Sidalcea oregana subsp. spicata E. S. Willits 1940-6-9 338 Modoc 12 Mile Creek. 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
  NY446739  Silene douglasii L. C. Wheeler 1935-8-5 3784 Modoc Pine Creek, Warner Mountains 2316.5 Comment
  CAS-BOT-BC248373  Silene douglasii var. douglasii B. Bartholomew; H. Sun 2002-6-24 8864 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  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
  UC465655  Silene lemmonii Franklin P. Nutting Modoc near Forestdale; near Forestdale Comment
  CAS-BOT-BC95268  Silene menziesii Leland S. Smith 1922-7-20 1278 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC95272  Silene menziesii Bruce Bartholomew 1991-7-6 5999 Modoc Rush Creek above Upper Rush Creek Camp Ground. 1580 Comment
  CAS-BOT-BC95042  Sisymbrium altissimum Bruce Bartholomew 1994-10-8 6875 Modoc 1 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  CHSC85188  Sisyrinchium bellum John Dittes; Josephine Guardino 1991-6-1 379 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
  UC1191944  Sium suave Verne Grant, Irving Schneider 1947-7-19 8062 Modoc s of Alturas (Corporation Ranch, s of South Loop Road); Corporation Ranch Comment
  SEINET3991592  Smilacina amplexicaulis Unknown 1940-5-27 Modoc 15 miles NE of Alturas. 1615 Comment
  CAS-BOT-BC245430  Solanum physalifolium var. nitidibaccatum John Thomas Howell 1934-7-2 12365 Modoc W side of Clear Lake. Comment
  CAS-BOT-BC245431  Solanum physalifolium var. nitidibaccatum John Thomas Howell 1934-7-2 12365 Modoc W side of Clear Lake. Comment
  CHSC99932  Solanum physalifolium var. nitidibaccatum Lowell Ahart; John Dittes 2008-8-25 15297 Modoc On the east bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  RSA0020577  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1935-9-22 3994 Modoc 3 mi W of Alturas 1357 Comment
  JEPS117366  Solanum triflorum Lowell Ahart, John Dittes 2010-8-30 17083 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley 1266 Comment
  JEPS12132  Solanum triflorum F. H. Frost 1925-7-20 92 Modoc 2 mi above Cedarville (Cedar Camp); Cedar Camp Comment
  CAS-BOT-BC245428  Solanum triflorum Belknap C. Goldsmith 1912-9-1 74 Modoc Modoc County. 1341 Comment
  SEINET5624747  Solanum triflorum L. C. Wheeler 1935-9-22 3995 Modoc Pitt River, Rattlesnake Butte, Warm Springs Valley 1341 Comment
  UC527397  Solanum triflorum C. B. Wolf 1931-9-5 2399 Modoc 3 mi above e base Warner Mountains (on the grade from Lake City-Fort Bidwell Road- to Davis Creek) 1676 Comment
  JEPS32388  Solidago elongata L. S. Smith 1918-8-11 1022 Modoc Camp One T38.16 Modoc National Forest, Camp One T38.16 2438 Comment
  JEPS5954  Solidago elongata Frances D. Payne 1933-8-5 768 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC54283  Solidago velutina subsp. californica Bruce Bartholomew 1989-8-12 5126 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  CAS-BOT-BC158916  Sorbus scopulina M. S. Baker 1899-8-1 s.n. Modoc Forest Dale Comment
  CAS-BOT-BC242257  Sparganium emersum Verne Grant; I. Schneider 1947-7-18 8057 Modoc S loop of E side road in Pit River Valley S of Alturas. Comment
  JEPS32229  Sparganium emersum var. emersum W. L. Jepson 1918-8-12 7949 Modoc Jess Valley 1584 Comment
  RSA8223  Sparganium eurycarpum Elmer I. Applegate 1929-7-29 6088 Modoc Clear Lake Dam, Clear Lake. Comment
  UC1191923  Stachys palustris subsp. pilosa Verne Grant, Irving Schneider 1947-7-18 8046 Modoc 5 mi n Bayley's Bridge (Eastside Canal, s of Alturas) Comment
  SEINET5337009  Stellaria jamesiana M. J. Williams 1984-6-28 84- 67 -3 Modoc 2 miles north of intersection between Soldier Creek and Old cannon Mill roads. Warner Mtns, north of Cedar pass. 2057 Comment
  CAS-BOT-BC95295  Stellaria longipes var. longipes Verne Grant; I. Schneider 1947-8-24 8252 Modoc Jess Valley. Comment
  UC71584  Stellaria longipes var. longipes Mrs. M. H. Manning 1903-5 144 Modoc near Fort Bidwell (ne Modoc County) Comment
  UC8677  Stellaria longipes var. longipes Milo S. Baker 1893-6-28 Modoc Comment
  HSC4281  Stellaria media M. T. Milligan 1966-4-8 453 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC54296  Stenotus acaulis Leland S. Smith 1917-7-17 83 Modoc Head of Shield Creek. 2133 Comment
  CAS-BOT-BC54262  Stenotus stenophyllus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16377 Modoc Junction of Cedar Pass road and Hwy 299, 5.5 mi. N of Alturas Comment
  SEINET195472  Stephanomeria tenuifolia Annie M. Alexander, Loise Kellogg 1946-7-5 4908 Modoc Lava Cliff west Lower Lake. Comment
  UCR163261  Stipa Jim Andre 1993-7-2 1426 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CHSC109474  Stipa nelsonii var. dorei L. P. Janeway; B. Castro 2012-7-26 11017 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  HSC80836  Stipa occidentalis var. occidentalis G. M. Riegel 1980-7-15 884 Modoc South Warner Mtns. 1829 Comment
  SEINET12006997  Streptanthus M. Ownbey, Meyer, F. G. 1940-1 2135 Modoc Cedar Pass, Warner Mts Comment
  JEPS27077  Streptanthus cordatus Frances D. Payne 1933-8-6 777 Modoc s slope above lake margin (2 mi sw of Warren Mt, sw Modoc Co.); Pine Creek Basin 2316 Comment
  CAS-BOT-BC95060  Streptanthus cordatus var. cordatus Robert J. Weatherby 1955-7-8 1628 Modoc 6 mi. N of Ft. Bidwell, northern Warner Mts. 1645 Comment
  CAS-BOT-BC95071  Streptanthus cordatus var. cordatus Annie Montague Alexander; L. Kellogg 1946-6-22 4815 Modoc Bidwell Creek, 2 mi. above Fort Bidwell. Comment
  UC1736574  Streptanthus cordatus var. cordatus Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10451 Modoc Warner Mountains, Emerson Creek drainage; cirque headwall above South Emerson Lake 2560 Comment
  CAS-BOT-BC242261  Stuckenia pectinata Verne Grant; I. Schneider 1947-7-19 8085 Modoc S of Williams ranch house, N of Likely. Comment
  CAS-BOT-BC180105  Swertia albicaulis var. albicaulis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16499 Modoc Junction of road to Tieneste with Hwy 139. Comment
  HSC81054  Swertia radiata G. M. Riegel 1979-7-27 596 Modoc South Warner Mtns. 1829 Comment
  RSA504676  Symphoricarpos oreophilus Bruce Bartholomew, B. Anderson 1988-7-22 4489 Modoc Vicinity of E Creak Trailhead, southern end of the Warner Mtns. 2210 Comment
  JEPS22820  Symphoricarpos rotundifolius var. rotundifolius Mrs. R. M. Austin Aug 1894 Modoc Lassen Creek Comment
  RSA99355  Symphoricarpos vaccinioides F. W. Peirson 1926-6-25 6880 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  CHSC105979  Symphyotrichum ascendens Lowell Ahart; John Dittes 2010-8-30 17053 Modoc Bottom of a small vernal pool, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS22082  Symphyotrichum bracteolatum W. L. Jepson 1918-8-12 7950 Modoc Jess Valley 1584 Comment
  UC71830  Symphyotrichum bracteolatum Mrs. M. H. Manning 1903-8-1 270 Modoc near, (ne Modoc County) Fort Bidwell Comment
  JEPS40835  Symphyotrichum bracteolatum L. S. Smith 1919-8-18 1134 Modoc Ash Valley Comment
  SD64360  Symphyotrichum bracteolatum Darley F. Howe 1966-8-26 Modoc 1.3 miles north of Lassen-Modoc County Line. East of Warner Mountains. 1340 Comment
  UC1192166  Symphyotrichum bracteolatum Verne Grant and Irving Schneider 1947-8-28 8332 Modoc nw of, at Jack Swamp Alturas Comment
  CAS-BOT-BC15222  Symphyotrichum eatonii Verne Grant; I. Schneider 1947-7-22 8156 Modoc Headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to S end of Goose Lake Comment
  UC71841  Symphyotrichum foliaceum Mrs. M. H. Manning 1903-8-27 478 Modoc Mt. Bidwell, ne Modoc Co Mt. Bidwell Comment
  CAS-BOT-BC15159  Symphyotrichum frondosum Herbert Louis Mason 1947-8-9 13479 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  UC71700  Symphyotrichum frondosum Mrs. M. H. Manning 1902-9-1 17 B Modoc Comment
  CAS-BOT-BC15173  Symphyotrichum spathulatum var. spathulatum Annie Montague Alexander; L. Kellogg 1946-7-13 4991 Modoc Cowhead Lake. Comment
  CAS-BOT-BC232354  Synthyris missurica M. Vasey 1990-6-28 9015 Modoc Trail to summit above N Emerson Lake. 2651 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
  UC748416  Taraxia subacaulis Annie M. Alexander and Louise Kellogg 1946-6-26 4831 Modoc Dismal Swamp north end of Warner Mountains 2255 Comment
  JEPS127308  Taraxia tanacetifolia Lowell Ahart, John Dittes 2016-7-14 21177 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  SJSU9590  Taraxia tanacetifolia W. Savage 1979-7-5 1355 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1035975  Taraxia tanacetifolia Helen K. Sharsmith 1955-6-26 4508 B Modoc adjacent to Hwy 39 ca 20 mi n Canby; Modoc National Forest 1524 Comment
  SDSU2047  Taxus brevifolia L. N. Harvey 1929-9-1 572 Modoc Comment
  CHSC100356  Tetradymia canescens Lowell Ahart; John Dittes 2008-8-25 15299 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  UC449667  Tetradymia canescens M. F. Gilman 619 Modoc mountains 1981 Comment
  CAS-BOT-BC54240  Tetradymia glabrata Bruce Bartholomew 1990-6-17 5316 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  SD61059  Tetradymia glabrata Darley F. Howe 1964-8-2 3927 Modoc 9.0 miles south of Alturas on Highway 395. 1340 Comment
  RSA520431  Tetradymia spinosa Bruce Bartholomew, B. Anderson 1989-6-2 4819 Modoc SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UCSB11497  Thalictrum fendleri var. fendleri Dearing, Hugh; Dearing, Margaret 1939-6-8 Modoc Pine Canon, Warner Mountains 182 Comment
  POM260443  Thalictrum occidentale var. palousense C. L. Hitchcock 1940-5-27 6704 a Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC95074  Thelypodium flexuosum Bruce Bartholomew 1991-5-24 5696 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  UC10958  Thelypodium howellii M. S. Baker and Frank Nutting 1893-7-6 Modoc Comment
  CAS-BOT-BC95076  Thelypodium milleflorum Bruce Bartholomew 1993-6-13 6632 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  NY215733  Thelypodium milleflorum B. M. Bartholomew 1989-6-2 4816 Modoc At the SE corner of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC181797  Thermopsis californica var. argentata Leland S. Smith 1924-6-3 1360 Modoc Modoc County. Comment
  POM16961  Thermopsis californica var. argentata Milo S. Baker 1899-8-14 s.n. Modoc Forestdale Comment
  SJSU9623  Thlaspi arvense W. Savage 1979-7-7 1433 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC66415  Thysanocarpus curvipes B. Bartholomew 1995-6-22 6982 Modoc Between Day and Lookout, 17.0 km west of Day on County Road 94. 1280 Comment
  UCD32681  Torreyochloa pallida var. pauciflora Beecher Crampton 1954-7-6 2092 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. 1676 Comment
  CHSC118315  Toxicoscordion paniculatum L. P. Janeway 2016-5-17 12030 Modoc Modoc Plateau. Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  JEPS63189  Trichostema laxum W. I. Follett 1942-9-7 137 Modoc Lost River, E branch Comment
  JEPS63165  Trichostema oblongum Milo S. Baker 1893-7-14 Modoc Egg Lake Comment
  UCD78042  Trichostema oblongum Robert E. Preston 2000-7-18 1402 Modoc 12 mi nw of Canby, n of Hwy 139, 1.7 mi e of Forest Service Rd 44N11, 1490 Comment
  UC416711  Trichostema simulatum Milo S. Baker 1899-8-12 Modoc Forestdale Comment
  CHSC107377  Trifolium andersonii var. andersonii Lowell Ahart; John Dittes 2011-6-22 17560 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CAS-BOT-BC181787  Trifolium cyathiferum Bruce Bartholomew; Barrett Anderson 1990-7-20 5539 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  RSA322037  Trifolium cyathiferum John M. Gillett, C. W. Crompton 1966-6-12 13012 Modoc Road to Egg Lake between Lookout and Modoc. Comment
  SEINET8263290  Trifolium cyathiferum Unknown 2006-8-4 1270 Modoc Warner Mts., Modoc National Forest, Patterson Station Campground. 2109 Comment
  CAS-BOT-BC181775  Trifolium gymnocarpon var. plummerae Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6471 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  NY717187  Trifolium longipes B. M. Bartholomew 1990-7-20 5502 Modoc Tamarack Flat, east side of Warner Mountains 2150 Comment
  UC748306  Trifolium longipes subsp. hansenii Annie M. Alexander and Louise Kellogg 1946-6-26 4832 Modoc Warner Mountains. Dismal Swamp. 2255 Comment
  CAS-BOT-BC181729  Trifolium macrocephalum R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC181733  Trifolium macrocephalum F. Angwin 1946-5-3 Modoc Big Valley. 1280 Comment
  HSC27357  Trifolium macrocephalum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19414 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  JEPS65940  Trifolium macrocephalum Frances D. Payne 1929-6-23 26 Modoc S and E of Alturas (Parker Creek); Warner Mountains 1584 Comment
  UC1037201  Trifolium macrocephalum Leo Whitney Modoc near Timbered Mountain (Devil's Garden; NE part of county); Modoc National Forest Comment
  RSA0014359  Trifolium macrocephalum Joan Stewart 2005-6-6 2488 Modoc Stowe Reservoir, Warner Mountains. Comment
  UC485386  Trifolium macrocephalum Franklin P. Nutting Modoc meadow near Whitehorse Lake Comment
  CAS-BOT-BC181762  Trifolium productum Elmer Ivan Applegate 1932-8-2 8099 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  CAS-BOT-BC181766  Trifolium productum Bruce Bartholomew 1990-8-4 5648 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  JEPS123865  Trifolium repens Lowell Ahart, John Dittes 2015-7-16 20366 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  HSC15168  Trifolium repens R. C. Wunner 1965-6-13 174 Modoc Indian Well Ranger Station, Lava Beds National Monument 1454 Comment
  JEPS66066  Trifolium repens Frances D. Payne 1931-6-17 171 Modoc se Aluras (Parker Creek); Warner Mtns 1584 Comment
  POM27705  Trifolium wormskioldii R. M. Austin 1895-07 258 Modoc Goose Lake Valley. Comment
  HSC81093  Trifolium wormskioldii G. M. Riegel 1980-7-30 974 Modoc S Warner Mtns. 2100 Comment
  JEPS66101  Trifolium wormskioldii Frances D. Payne 1931-6-17 170 Modoc se Alturas (Parker Creek); Warner Mtns 1584 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
  SEINET7073587  Triphysaria eriantha A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  UC1024936  Trisetum canescens Leo Whitney 1935-7-1 3339 Modoc near Hackamore (ca 15 mi nw of Canby); Modoc National Forest, Spaulding's Butte 1463 Comment
  CAS-BOT-BC242152  Triteleia hyacinthina K. Paulson; Robert Paulson 1989-6-21 139 Modoc Vicinity of N Fork of Fitzhugh Creek, W side of the Warner Mts. 1493 Comment
  CAS-BOT-BC242156  Triteleia hyacinthina Isabel T. Kelly Summer, 1930 15 Modoc Buck Creek; west slope of Warner Range. 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
  HSC3040  Triteleia hyacinthina M. T. Milligan 1964-7-1 116 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  SJSU9702  Triteleia hyacinthina W. Savage 1979-7-10 1531 Modoc Oregon Rim Unit, Devols Garden Districy, Modoc National Forest 1645 Comment
  CAS-BOT-BC58562  Turritis glabra Bruce Bartholomew; Barrett Anderson 1990-7-20 5466 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UC1445790  Utricularia macrorhiza Franklin P. Nutting 1894-6-13 Modoc w. side Egg Lake Comment
  UCD122038  Utricularia macrorhiza Barry Rice 2007-5-28 BR 070503 Modoc Western edge of Egg Lake. 1295 Comment
  UC1101480  Utricularia macrorhiza Calvin McMillan and Malcolm A. Nobs 1949-6-16 787 Modoc 33 mi. n.-n.w. Alturas (Dry Valley Reservoir); Dry Valley Reservoir Comment
  UC27952  Utricularia minor M. S. Baker and Frank Nutting 1894-6-11 Modoc meadow near Forestdale Comment
  CHSC114216  Vaccinium membranaceum Loren Gehrung 1996-9-6 176 Modoc Modoc National Forest. Northern Warner Mts. In a boggy flat on North Fork Davis Ck. 1889 Comment
  JEPS58718  Vaccinium membranaceum Leland S. Smith ca. 1918 907 Modoc Lassen Creek 2133 Comment
  CAS-BOT-BC245381  Valeriana californica Bruce Bartholomew 1990-6-16 5267 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  JEPS26672  Valeriana californica Lauramay T. Dempster 1961-6-18 1689 Modoc Peak s of Cedar Pass Comment
  POM68274  Valeriana capitata subsp. californica R. M. Austin, C. C. Bruce 1898-06 2262 Modoc Lake City Canyon. Comment
  HSC100178  Ventenata dubia J. P. Smith 2011-8-7 13360 Modoc Along Hwy. 299 E of Canby. 1363 Comment
  CDA39367  Veratrum californicum T. C. Fuller 1958-7-8 2025 Modoc Davis Creek. 0 Comment
  RSA504659  Veratrum californicum Bruce Bartholomew, B. Anderson 1988-7-23 4561 Modoc Near Poison Lake ca. 5 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2000 Comment
  CAS-BOT-BC242190  Veratrum californicum var. californicum Barrett Anderson 1986-7-10 3197 Modoc West Warner Rd at the North Fork of Pine Creek. 1935 Comment
  CAS-BOT-BC242191  Veratrum californicum var. californicum Bruce Bartholomew; Barrett Anderson 1988-7-23 4561 Modoc Near Poison Lake ca. 5 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2000 Comment
  CAS-BOT-BC245472  Veronica americana Francis Dorris Payne 1931-6-17 162 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC245476  Veronica americana Annie Montague Alexander; L. Kellogg 1946-7-11 4966 Modoc Slope W of Eight Mile Creek. Comment
  HSC21182  Veronica americana M. T. Milligan 1964-6-27 94 Modoc Old mill, Lassen Creek 1829 Comment
  CAS-BOT-BC245465  Veronica anagallis-aquatica Robert Folger Thorne 1969-9-4 39101 Modoc N Fork of Pit River, 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  UC1587054  Veronica arvensis G. Schoolcraft 1991-5-29 2143 Modoc about 4 mi nw of Canby 1493 Comment
  RSA563216  Veronica biloba Bruce Bartholomew 1991-6-20 5790 Modoc Fox Mountain Spring, ca. 10 km NW of Adin. 1620 Comment
  UC1192001  Veronica peregrina subsp. xalapensis Calvin McMillan, Malcolm A. Nobs 1949-6-16 794 Modoc 33 mi nnw of Alturas (Dry Valley Reservoir); Dry Valley Reservoir Comment
  JEPS66446  Veronica peregrina subsp. xalapensis L. R. Heckard and P. Rubtzoff 1971-8-4 2707 Modoc just s of Alturas (along U.S. Hwy 295, e of rairoad crossing) 1341 Comment
  JEPS16496  Veronica scutellata W. L. Jepson 1918-8-10 7931 Modoc Alturas 1371 Comment
  CAS-BOT-BC245444  Veronica serpyllifolia subsp. humifusa Bruce Bartholomew 1992-5-16 6322 Modoc Lunsford Spring. 1600 Comment
  UC19261  Viola adunca M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  CAS-BOT-BC245352  Viola beckwithii Milo Samuel Baker 1888-1-1 s.n. Modoc Near Lookout. Comment
  CAS-BOT-BC245356  Viola beckwithii Bruce Bartholomew 1993-4-3 6406 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1300 Comment
  RSA59977  Viola beckwithii E. K. Balls 1950-5-13 14676 Modoc West of Goose Lake, 0.5 mile S of Oregon- California State Line. 1463 Comment
  UC581517  Viola beckwithii H. L. Mason 1926-4-12 2884 Modoc Davis Creek Comment
  POM84082  Viola beckwithii R. M. Austin, C. C. Bruce 1898-04 2256 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC245327  Viola praemorsa Edward Kent Balls 1950-5-12 14643 Modoc Bucks Creek Ranger Station. 1737 Comment
  SEINET195704 Image available Viola praemorsa Annie M. Alexander, Louise Kellogg 1946-6-8 4700 Modoc Near 3 miles Ranger Station sign road from Eagleville to Patterson Mill 2225 Comment
  JEPS50379  Viola praemorsa subsp. linguifolia F. Payne 1929-7-7 69 Modoc Pine Creek Basin; Warner Mountains, Pine Creek Basin 2133 Comment
  JEPS6024  Viola praemorsa subsp. linguifolia Frances D. Payne 1932-5-27 406 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC245295  Viola purpurea subsp. venosa Bruce Bartholomew; Barrett Anderson 1989-4-27 4617 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  RSA412744  Viola purpurea subsp. venosa Christopher Davidson 1975-6-4 2609 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  RSA488024  Viola purpurea subsp. venosa Bruce Bartholomew, B. Anderson 1988-5-12 4090 Modoc 4 km NW of White Horse. 1350 Comment
  RSA59966  Viola purpurea subsp. venosa E. K. Balls 1950-5-14 14688 Modoc Trail from Alturas to Thomas Reservoir, 3 miles north of turn from Hwy 395. 1524 Comment
  CAS-BOT-BC245285  Viola sheltonii Bruce Bartholomew 1994-5-28 6723 Modoc Between Joseph Creek Basin and Halls Meadow, W side of Warner Mts. 1880 Comment
  CAS-BOT-BC245277  Viola sororia subsp. affinis Bruce Bartholomew 1990-6-16 5275 Modoc 3.5 km S of turn off to Pine Creek Basin on West Warner Road, along South Fork of Fitzhugh Cr. 1840 Comment
  UC108607  Viola sororia subsp. affinis Mrs. R. M. Austin May 1894 16 Modoc Franklin Creek Comment
  UC1761467  Viola sororia subsp. affinis Milo S. Baker Aug 1898 956 Modoc Bowens Springs (Type locality for fruiting specimens of Viola austiniae Greene) Comment
  UC1024901  Vulpia bromoides Leo Whitney 1935-5-21 3112 A Modoc ca 15 mi nw Canby (dam, Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD94635  Vulpia microstachys var. pauciflora Leo Whitney 1934-6-5 s.n. Modoc Lava Rim - Quaking Asp. Spring. 1219 Comment
  UC1024714  Vulpia myuros var. hirsuta Leo Whitney 1935-5-20 3099 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc National Forest, Hackamore, Lake Joaquina 1463 Comment
  JEPS114838  Vulpia myuros var. myuros Lowell Ahart, John Dittes 2008-6-21 15009 Modoc On dry soil along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber 1269 Comment
  RSA610719  Woodsia oregana L. C. Wheeler 1935-9-26 4007 Modoc Fletcher Creek at Pease Place, Devil s Garden 1524 Comment
  CAS-BOT-BC54203  Wyethia mollis Bruce Bartholomew; Barrett Anderson 1988-5-12 4129 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  CAS-BOT-BC54210  Wyethia mollis John Thomas Howell 1934-6-11 11946 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC54215  Wyethia mollis E. S. Willits 1940-6-2 329 Modoc Fandango Pass. Comment
  UC748331  Wyethia mollis Annie M. Alexander and Louise Kellogg 1946-6-12 4734 Modoc two mi s Fort Bidwell 1444 Comment
  UC89847  Wyethia mollis Mrs. R. M. Austin June 1894 231 Modoc Willow Creek Comment
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  UCSB6725  Wyethia mollis Haller, John 1959-8-4 Modoc 1/4 mile north of the highest point on the road between Blue Lake and Lower Alkali Lake, crest of the Warner Mtns. 2438 Comment
  UCD138293  Zannichellia palustris Herbert L. Mason; Verne Grant 1947-7-12 13427 Modoc North of Likely. Comment
  CHSC30493  Zeltnera exaltata N. E. H. Prouty 1980-5-25 168 Modoc Along stream from hot spring. Comment
  CAS-BOT-BC242063  Zigadenus paniculatus Bruce Bartholomew; Barrett Anderson 1989-4-29 4698 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  HSC30071  Zigadenus paniculatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19415 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC939177  Zigadenus paniculatus C. D. Marsh 1911-6-17 7777 Modoc Alturas 1450 Comment
  HSC15762  Zigadenus venenosus var. venenosus M. T. Milligan 1965-6-26 343 Modoc N end Jess Valley. 1616 Comment
  JEPS62291  Zigadenus venenosus var. venenosus Frances D. Payne 1931-6-11 143 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment



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