Search Results — 2000 specimen records retrieved (1514 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-BC73545  Abies concolor Elmer I. Applegate 1932-7-7 8218 Modoc Yellow Mountain, near Lily Lake, Bidwell Pass, Warner Mountains. Comment
  CAS-BOT-BC21496  Acer negundo var. californicum Bruce Bartholomew 1994-5-28 6714 Modoc Forest Service road 9 along Banes Creek. 1500 Comment
  CAS-BOT-BC15669  Achillea millefolium Leland S. Smith 1922-7-20 1299 Modoc Rush Creek Ranger Station. 1905 Comment
  RSA607252  Achillea millefolium Louis C. Wheeler 1935-8-16 3874 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1025068  Achnatherum Leo Whitney 1935-7-25 3548 Modoc near Lava Ranger Station (7 mi ne of Whitehorse) Comment
  CAS-BOT-BC242279  Achnatherum hymenoides Bruce Bartholomew 1990-6-17 5338 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  CAS-BOT-BC242284  Achnatherum hymenoides Bruce Bartholomew 1991-6-22 5848 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  CAS-BOT-BC242277  Achnatherum lemmonii Bruce Bartholomew 1990-6-17 5310 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  UC1024981  Achnatherum lemmonii Leo Whitney 1935-7-6 3417 Modoc Pit River near Lookout; Pit River 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
  UCD32707  Achnatherum lemmonii Beecher Crampton 1954-7-7 2134 Modoc Modoc County, west side of Cedar Pass. Comment
  UCD50455  Achnatherum lemmonii E. Wilson 1934-5-15 s.n. Modoc About 20 miles west Alturas-Redding Hwy. Comment
  UCD50471  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2113 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  UCD50631  Achnatherum lemmonii R. Tofsrud 1947-7-1 211 Modoc Between Alturas and Cedarville, Modoc County. Comment
  UCD50647  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2115 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  UCD50705  Achnatherum lemmonii E. Wilson 1934-5-14 s.n. Modoc East side of pass from Alturas to Cedarville. Comment
  CAS-BOT-BC242321  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1990-7-21 5577 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  UC1601365  Achnatherum nelsonii subsp. dorei L. D. Whitney 1935-7-12 Modoc Cottonwood Flat Comment
  UCD50854  Achnatherum nevadense L. S. Smith 1918-7-14 993 Modoc Mill Creek, Eagle Pk. Etc. Comment
  UCD50893  Achnatherum occidentale L. Whitney 1935-7-3 s.n. Modoc Badger Well, Modoc County, California. Comment
  UCD50982  Achnatherum occidentale L. D. Whitney 1935-7-11 s.n. Modoc Hackamore. Comment
  UC1024992  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3456 Modoc 4 mi e Medicine Lake (Glass Mountain); Glass Mountain Comment
  UC1037159  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3450 Modoc ca 15 mi nw Canby (Hackamore); Modco National Forest, Hackamore 1463 Comment
  UCD32698  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-6 2114 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD51218  Achnatherum occidentale subsp. pubescens R. Tofsrud 1947-7-1 244 Modoc 5 mi. W. of Ft. Bidwell. Comment
  CAS-BOT-BC242310  Achnatherum thurberianum Leland S. Smith 1917-6-20 48 Modoc Cantrall's Mill. 1828 Comment
  POM203131  Achnatherum thurberianum J. T. Howell 1934-6-30 12273 Modoc Duncan Horse Camp. Comment
  JEPS119559  Acmispon americanus var. americanus Lowell Ahart, John Dittes 2012-7-12 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 Valley. Comment
  UCD104073  Acmispon brachycarpus Herbert L. Mason; Verne Grant 1947-7-10 13332 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  SEINET957345  Acmispon denticulatus I. L. Wiggins 1961-1 16475 Modoc Roadside 2.4 mi. S of Village of Davis Creek, SE side of Goose lake. Comment
  UC465619  Aconitum columbianum Mrs. M. H. Manning 102 Modoc n.e. Modoc Co. Comment
  RSA520447  Aconitum columbianum var. columbianum Bruce Bartholomew 1990-7-20 5498 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC218313  Actaea rubra Francis Dorris Payne 1932-7-22 743 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC218316  Actaea rubra K. Paulson; Robert Paulson 1990-7-2 208 Modoc Cave Lake, W side of Warner Mts. 1987 Comment
  CDA3515  Adonis aestivalis T. C. Fuller 1963-6-17 10644 Modoc North side of Highway 299 to Adin, 1.5 miles west of Canby. 0 Comment
  SEINET9362678  Aegilops cylindrica Unknown 2002-6-24 1151611 Modoc Modoc Comment
  CAS-BOT-BC179885  Agastache urticifolia Elmer Ivan Applegate 1932-7-31 7956 Modoc Mill Creek Meadows, W slope of Warner Mountains. Comment
  CHSC109893  Agastache urticifolia B. Castro; L. P. Janeway 2012-7-26 1966 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
  UCLA72420  Agastache urticifolia Frances D. Payne 1932-6-26 607 Modoc Parker Creek 1828 Comment
  UC71707  Agastache urticifolia Mrs. M. H. Manning 196 Modoc Mill Canyon; north-eastern Modoc County Comment
  CAS-BOT-BC15645  Ageratina occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-22 4479 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  JEPS6012  Ageratina occidentalis Frances D. Payne 1933-8-6 774 Modoc 2 mi sw Warren Mt. (se Modoc County); Pine Creek Basin 2316 Comment
  RSA531340  Ageratina occidentalis Bruce Bartholomew 1989-8-12 5108 Modoc S end of Coyote Creek, ca. 1.5 km SW of Sunflower Knob, S end of Warner Mountains 2040 Comment
  UC711871  Agoseris X dasycarpa Roxana S. Ferris and Laura Lorraine 1941-8-14 10576 Modoc 3 mi from, on rd to Eagleville Patterson Ranger Station; Modoc National Forest, Warner Mountains Comment
  CAS-BOT-BC23038  Agoseris grandiflora var. grandiflora B. Bartholomew; B. Anderson 1988-7-22 4484 Modoc Vicinity of East Creek Trailhead, southern end of the Warner Mountains, Emerson Peak 7 1/2' Quad 2210 Comment
  CAS-BOT-BC15324  Agoseris heterophylla John Thomas Howell 1934-6-13 12087 Modoc Lake City Comment
  UC76010  Agoseris heterophylla var. heterophylla Milo S. Baker 1893-1 Modoc Forestdale Comment
  HSC6040  Agoseris monticola M. T. Milligan 1964-7-25 185 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC126789  Agoseris parviflora Alice Eastwood; John Thomas Howell 1940-6-11 8029 Modoc 8 miles from Canby on road to Alturas Comment
  CAS-BOT-BC126787  Agoseris parviflora B. Bartholomew 1991-8-5 6051 Modoc Summit Trail between Squaw Peak and [Cottenwood] Cottonwood Lake, crest of the Warner Mts. 2470 Comment
  JEPS36225  Agoseris parviflora W. L. Jepson 1918-8-13 7959 Modoc steep sagebrush hillside Eagle Peak; Warner Mts. 2286 Comment
  CHSC85179  Agropyron desertorum John Dittes; Josephine Guardino 1991-7-21 433 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS73941  Agrostis alba Frances D. Payne 1932-7-18 698 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS119855  Agrostis exarata Lowell Ahart, John Dittes 2012-7-11 18347 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
  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
  UCD52339  Agrostis exarata L. D. Whitney 1935-7-24 s.n. Modoc near Hackamore. Comment
  HSC80911  Agrostis gigantea G. M. Riegel 1980-8-28 1123 Modoc S. Warner Mountains 2100 Comment
  POM172484  Agrostis scabra Franklin P. Nutting 1894-8-25 s.n. Modoc Forestdale Comment
  UCR34682  Agrostis scabra var. geminata J. A. Harpel 1981-8-6 V- 19 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC242420  Agrostis stolonifera Bruce Bartholomew 1992-8-7 6359 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC190680  Aliciella micromeria Bruce Bartholomew; Barrett Anderson 1989-6-2 4835 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  UC985651  Alisma plantago-aquatica Herbert L. Mason 1947-8-12 13508 Modoc Alturas, junction of North and South Forks of Pit River Pit River Comment
  JEPS121232  Alisma triviale Lowell Ahart, John Dittes 2013-7-24 18923 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  CAS-BOT-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
  UCD137997  Alisma triviale Herbert L. Mason 1955-8-13 14653 C Modoc southwest side of Goose Lake. Comment
  CAS-BOT-BC245005  Allium acuminatum K. Paulson; Robert Paulson 1989-6-14 137 Modoc Junction of Hwy 299 and Hwy 395 at turn off to Cedar Pass. 1371 Comment
  CAS-BOT-BC245019  Allium acuminatum Barrett Anderson 1986-7-10 3204 Modoc West Warner Rd just S of the N Fork of Fitzhugh Creek. 1980 Comment
  UC1037237  Allium acuminatum Leo Whitney 1934-5-22 1919 Modoc flat near Timbered Mountain; Modoc National Forest, Devil's Garden 1524 Comment
  UCSB48716  Allium acuminatum Hardham, Clare 1961-6-18 Modoc East side of Cedar Pass, Warner Mtns Comment
Read comments
Jan 30 2008
  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
  CAS-BOT-BC244986  Allium lemmonii Bruce Bartholomew; Barrett Anderson 1989-6-3 4908 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  RSA367065  Allium lemmonii George Willet 1935-6-21 s.n. Modoc Modoc County: Warner Mtns. 2287 Comment
  CAS-BOT-BC244965  Allium platycaule Mrs. H. C. Cantelow 1940-6-1 3897 Modoc E of Alturas. Comment
  CAS-BOT-BC244970  Allium platycaule Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5994 Modoc NW of Alturas. 1371 Comment
  CAS-BOT-BC248331  Allium platycaule B. Bartholomew; H. Sun 2002-6-24 8818 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  HSC2973  Allium platycaule M. T. Milligan 1967-6-15 659 Modoc N end of Jess Valley 1616 Comment
  UC1133832  Allium platycaule R. C. Wilson 1933-5-30 33 Modoc Rush Creek Camp Modoc National Forest, Canby Quadrangle, Rush Creek Camp Comment
  UC593510  Allium platycaule E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1823 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  SEINET12048087  Allium platycaule Unknown 1945-1 48 Modoc grown at Pullman, WA, Cedar Peak, Warner Mts Comment
  SEINET256832  Allium platycaule Margaret J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek road. 2073 Comment
  CHSC117801  Allium tolmiei var. tolmiei L. P. Janeway 2016-5-16 11971 Modoc Modoc Plateu. Devil's Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  HSC30082  Allium tolmiei var. tolmiei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19387 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  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
  CAS-BOT-BC190744  Allophyllum integrifolium Bruce Bartholomew; Barrett Anderson 1988-7-22 4538 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  CAS-BOT-BC242335  Alopecurus geniculatus Bruce Bartholomew 1990-6-17 5307 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC242341  Alopecurus geniculatus Bruce Bartholomew; Barrett Anderson 1988-6-23 4254 Modoc 4.2 km NW of Day. 1020 Comment
  UCR87504  Alyssum alyssoides George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  RSA488041  Alyssum desertorum Bruce Bartholomew, B. Anderson 1988-5-12 4134 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  CDA18404  Alyssum minus subsp. micranthum G. D. Barbe, P. Hiatt & M. Keffer 1980-6-4 2805 Modoc Modoc Plateau; Goose Lake Park, eastern shore of Goose Lake, west of New Pine Creek; end of road at lake's shore. 1426 Comment
  CAS-BOT-BC58650  Alyssum simplex Bruce Bartholomew; Barrett Anderson 1988-5-13 4179 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  SEINET5340081  Alyssum simplex M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  CHSC117368  Amaranthus albus Lowell Ahart; John Dittes 2016-7-14 21182 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC117260  Amaranthus californicus Lowell Ahart; John Dittes 2016-7-14 21182 A Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC106212  Amaranthus powellii Lowell Ahart; John Dittes 2010-8-31 17107 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  HSC41463  Amelanchier pallida J. P. Smith, J. O. Sawyer 1972-5-6 5282 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  RSA531362  Amelanchier pallida Bruce Bartholomew, B. Anderson 1989-4-27 4611 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  RSA59866  Amelanchier pallida E. K. Balls 1950-5-11 14611 Modoc West of Middle Lake, between Eagleville and Cedarville. 1433 Comment
  CAS-BOT-BC217081  Amelanchier utahensis C. Wolf 1931-9-5 2400 Modoc Warner Mts., on grade 3 mi. above E base, road from Lake City-Fort Bidwell Road-Davis Creek. 1676 Comment
  CAS-BOT-BC217090  Amelanchier utahensis Alice Eastwood; John Thomas Howell 1940-6-12 8045 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC245116  Amphiscirpus nevadensis Bruce Bartholomew; Barrett Anderson 1990-7-20 5449 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CAS-BOT-BC245113  Amphiscirpus nevadensis Herbert Louis Mason 1947-8-15 13543 Modoc Mouth of Crane Creek on Willow Ranch, E side of Goose Lake. Comment
  JEPS25208  Amsinckia menziesii var. menziesii Frances D. Payne 1931-6-17 184 Modoc Parker Creek s and e of Alturas; Warner Mountains 1584 Comment
  UC71571 Image available Amsinckia remotifructus Mrs. M. H. Manning 1903-1 181 Modoc near Fort Bidwell; northeastern Modoc County; near Ft. Bidwell, Modoc Co. Comment
  CHSC67641  Amsinckia tessellata James D. Jokerst 1983-7-27 1917 Modoc E. side Hwy. 395 S of Alturas, N of Signal Butte. Comment
  CAS-BOT-BC54159  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-13 8162 Modoc Fort Bidwell. Comment
  CAS-BOT-BC54167  Amsinckia tessellata var. tessellata Elmer Ivan Applegate 1897-5-31 883 Modoc Bloody Point, Tule Lake. Comment
  CAS-BOT-BC218331  Anemone Francis Dorris Payne 1931-6-29 285 Modoc E side of Mt. Warren, Warner Mts. Comment
  CAS-BOT-BC15615  Antennaria argentea Bruce Bartholomew 1991-7-6 5967 Modoc Service Gulch, 4.3 km W of County Road 91 on Forest Service road 42N03. 1330 Comment
  SEINET2031184 Image available Antennaria argentea Arthur Cronquist, Holmgren, Arthur, H. 1959-6-19 8497 Modoc Along Clear Lake, Warner Mts., 15 miles east of Likely. Twp 40 N. R. 15 E., S. 28. 1830 Comment
  CAS-BOT-BC15580  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1988-5-12 4126 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  HSC31345  Antennaria dimorpha D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19416 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC168428  Antennaria dimorpha Mrs. R. M. Austin May 1 1894-Jan 1 1900 6 Modoc Goose Lake Valley Goose Lake Valley Comment
  CAS-BOT-BC15625  Antennaria dimorpha E. H. Steffen 1917-5-26 11 Modoc West Valley Camp. 1554 Comment
  CAS-BOT-BC15588  Antennaria geyeri John Thomas Howell 1934-6-30 12255 Modoc Duncan Horse Camp. 1355 Comment
  UC29492  Antennaria geyeri M. S. Baker and Frank Nutting 1894-1 Modoc Egg Lake Comment
  UCD128923  Antennaria geyeri Beecher Crampton 1960-6-17 5686 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  JEPS14940  Antennaria geyeri L. S. Smith 1924-1-1 1407 Modoc Comment
  POM40362  Antennaria geyeri Mrs. R. M. Austin 1895-08 s.n. Modoc Sugar Hill, Goose lake Valley Comment
  SD132003  Antennaria luzuloides subsp. luzuloides Barbara Ertter 1988-6-18 7625 Modoc Hwy 139, 50 miles southwest of Klamath Falls, a few miles north of Agricultural Inspection Station, 1 mi. south of junction Lava Beds Ntl Mnt. 1310 Comment
  UC748163  Antennaria rosea Annie M. Alexander and Louise Kellogg 1946-7-11 4973 Modoc w of Eight Mile Creek Comment
  CAS-BOT-BC15556  Antennaria rosea subsp. rosea Clare Butterworth Hardham 1961-6-20 7883 A Modoc Road from Mt. Bidwell to Dismal Swamp. 2438 Comment
  CAS-BOT-BC368000  Antennaria rosea subsp. rosea Richard R. Halse 2006-8-4 6997 Modoc Modoc Naitonal Forest; south end of the Warner Mountains along Patterson Mill Road by Homestead Flat 2152 Comment
  CHSC12927  Aphyllon purpureum L. Mayer 1974-6-3 Modoc Soldier Creek, Warner Mts., near Cedarville. Comment
  CAS-BOT-BC15690  Apocynum androsaemifolium Annie Montague Alexander; L. Kellogg 1946-7-17 4997 Modoc Cedar Pass. Comment
  UC105500  Apocynum androsaemifolium Mrs. R. M. Austin August 1894 Modoc Lassen Creek Comment
  UC22906  Apocynum androsaemifolium Baker July, 1893 Modoc Comment
  UC71831  Aquilegia formosa Mrs. M. H. Manning 231 Modoc near Fort Bidwell Comment
  HSC18043  Aquilegia formosa var. formosa M. T. Milligan 1965-6-26 331 Modoc N end Jess Valley. 1616 Comment
  RSA0001878  Arabis bruceae Mrs. R. M. Austin, Bruce 1898-06 s.n. Modoc Hills near Davis Creek. Comment
  SEINET232398  Arabis holboellii var. pendulocarpa Reed C. Rollins, Kathryn W. Rollins 1981-6-1 81194 Modoc Warner Mountains ca. 2 miles north of summit of road between Lake City and U.S. Hwy 395. Comment
  SEINET195669  Arabis holboellii var. retrofracta Annie M. Alexander, Louise Kellogg 1946-6-27 4848 Modoc Two miles by road from Dismal Swamp north end of Warner Mountains. 914 Comment
  SEINET3237275 Image available Arabis lemmonii Louise Kellogg, Annie M. Alexander 1946-7-30 5095 Modoc Eagle Peak, Warner Mountains. East slope below summit. Comment
  NY119572  Arabis sparsiflora G. Schoolcraft 1981-5-6 380 Modoc Northeast of Alturas 1554.5 Comment
  HSC6567  Arabis sparsiflora var. subvillosa M. T. Milligan 1966-6-19 471 Modoc Plateau W of Jess Valley 1829 Comment
  POM131958  Arctostaphylos manzanita subsp. manzanita Milo S. Baker 1893-1 9388 Modoc Mt. Side Comment
  CAS-BOT-BC95650  Arctostaphylos patula Leland S. Smith 1925-7-1 1503 Modoc Happy Camp Mt. 1828 Comment
  CAS-BOT-BC95658  Arctostaphylos patula Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16494 Modoc SE flank of Glass Mt., near Modoc-Siskiyou Co. line. Comment
  JEPS38833  Arctostaphylos patula L. S. Smith 1925-8-1 1503 Modoc Happy Camp Mt. Modoc National Forest (sw Modoc Co.) 1676 Comment
  JEPS51422  Arenaria aculeata L. S. Smith 1917-6-10 793 Modoc Jess Valley Comment
  RSA17681  Arenaria aculeata Elmer I. Applegate 1932-7-9 7600 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  UC190594  Arenaria aculeata M. F. Gilman 506 Modoc Comment
  UC711815  Arenaria congesta var. congesta Roxana S. Ferris and Laura Lorraine 1941-8-14 10589 Modoc 3 mi Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  JEPS51402  Arenaria congesta var. congesta L. S. Smith 1917-7-17 842 Modoc Granger Mill Country Warner Mts. Deep Creek 1828 Comment
  UC465484  Arenaria congesta var. congesta M. F. Gilman 662 Modoc Comment
  UC8102  Arenaria congesta var. congesta Milo S. Baker 1893-6 Modoc Sandy bank of stream Comment
  UC852270  Arenaria congesta var. subcongesta C. L. Hitchcock 1940-5-28 6723 Modoc 15 mi n Alturas ((near Surprise)) 1402 Comment
  CAS-BOT-BC242411  Aristida oligantha Louis Cutter Wheeler 1935-9-6 3959 Modoc Fletcher Creek. 1524 Comment
  RSA602821  Aristida oligantha L. C. Wheeler 1935-9-6 3959 Modoc Fletcher Creek at Pease Place. Devil's Garden. 1524 Comment
  SEINET7595863 Image available Aristida oligantha Louis C. Wheeler 1935-1 3959 Modoc Fletcher Creek at Pease Place, Devils Garden Comment
  HSC4702  Arnica chamissonis M. T. Milligan 1966-7-3 543 Modoc E of Jess Valley 1982 Comment
  JEPS20957  Arnica chamissonis Milo S. Baker 1893-6-20 Modoc Egg Lake Comment
  UC468971  Arnica chamissonis W. P. Taylor and H. C. Bryant 1910-7-13 Modoc North Fork Parker Creek (head) Warner Mountains, North Fork Parker Creek 2225 Comment
  UCD149890  Arnica chamissonis Harry A. George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  CAS-BOT-BC15407  Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC15413  Arnica cordifolia Bruce Bartholomew 1990-6-15 5232 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  JEPS35917  Arnica cordifolia Frances D. Payne 1929-7-26 113 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin, Warren Peak 2133 Comment
  UC71559  Arnica cordifolia Mrs. M. H. Manning 1904-7-1 250 Modoc Mt. Bidwell, (ne Modoc County) Mt. Bidwell Comment
  RSA504632  Arnica cordifolia Bruce Bartholomew, B. Anderson 1988-6-24 4320 Modoc Lily Lake, W side of the Warner Mountains. Sierran montane forest. 2130 Comment
  CAS-BOT-BC15423  Arnica discoidea Bruce Bartholomew; Barrett Anderson 1988-7-21 4443 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC15279  Arnica longifolia Amos Arthur Heller 1941-6-26 16226 Modoc Adin Pass. 1577 Comment
  JEPS35867  Arnica longifolia W. L. Jepson 1918-8-13 7974 Modoc Eagle Peak Warner Mountains, Eagle Peak 3017 Comment
  CAS-BOT-BC15290  Arnica mollis Bruce Bartholomew 1989-8-11 5063 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  SEINET6775094 Image available Arnica mollis D. A. Charlet 1989-8-14 476 Modoc Warner Mountains, 1.4 km northwest of Eagle Peak, at spring 2550 Comment
  UC29591  Arnica mollis Mrs. R. M. Austin and Bruce 1898-7-1 2183 Modoc head of Davis Creek Comment
  UC936190  Arnica mollis Annie M. Alexander and Louise Kellogg 1946-7-29 5080 Modoc Eagle Peak Warner Mountains, Eagle Peak Comment
  UCR138444  Arnica parryi subsp. sonnei David A. Charlet 1989-8-16 546 Modoc Warner Mountains. 0.8 km NNW of Eagle Peak 2713 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
  CAS-BOT-BC15300  Arnica sororia John H. Hatton 1911-6-23 156 Modoc Modoc County. 1706 Comment
  JEPS121214  Arrhenatherum elatius Lowell Ahart, John Dittes 2013-7-24 18936 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  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
  JEPS89422  Artemisia arbuscula subsp. arbuscula Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10481 Modoc flat in SE1/4 Section 3, Warner Mountains Warner Mountains 2392 Comment
  JEPS117261  Artemisia douglasiana Lowell Ahart, John Dittes 2010-8-31 17098 Modoc East side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC15257  Artemisia ludoviciana subsp. incompta Bruce Bartholomew 1990-8-4 5631 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  UC932084  Artemisia ludoviciana subsp. incompta Verne Grant and Alva Grant 1947-7-8 8005 Modoc Cedar Pass Warner Mountains, Cedar Pass Comment
  CAS-BOT-BC93744  Artemisia ludoviciana subsp. incompta L. S. Smith 1032 Modoc Camp One above Lost Lake 2499 Comment
  CAS-BOT-BC15269  Artemisia ludoviciana subsp. ludoviciana Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10566 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  CHSC100007  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2008-8-25 15278 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
  JEPS90448  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1989-8-5 10442 Modoc cirque headwall above South Emerson Lake; Warner Mountains, Emerson Creek drainage 2560 Comment
  SEINET3397746  Artemisia tridentata subsp. vaseyana Unknown 1994-1 s.n. Modoc N. of Lookout Comment
  CAS-BOT-BC15657  Asclepias cordifolia Bruce Bartholomew 1990-6-15 5218 Modoc SW side of of Hunters Ridge, 6.3 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  RSA152745  Asclepias cordifolia I. L. Wiggins, Dorothy Wiggins 1961-6-12 16441 Modoc Along Cedar Pass road 4 mi. E of Cedar Pass Summit Comment
  CDA39827  Asclepias speciosa T. C. Fuller 1957-9-18 337 -57 Modoc Adin. 0 Comment
  CDA39829  Asclepias speciosa T. C. Fuller 1958-7-9 2053 Modoc 5 miles west of Adin. 0 Comment
  SEINET10946900  Asclepias speciosa Bruce M. Bartholomew 1990-6-17 Bartholomew 5285 Modoc Surprise Valley, SW side of Lower Alkali Lake, 1.8 km N of Lassen Co. border 1370 Comment
  RSA767680  Aster ascendens L. Ahart, John Dittes 2010-8-30 17053 Modoc North side of a small wash, about 10-15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8 air miles northeast of Bieber, Big Valley. 1268 Comment
  UCR74620  Aster eatonii R. D. Goeden, Don W. Ricker 1989-8-23 890823- 25 Modoc Modoc National Forest, South Main Road, near Crowder Flat 1550 Comment
  POM39128  Aster frondosus Mrs. R. M. Austin 1895-09 441 Modoc Shores of Goose Lake Comment
  POM229871  Aster integrifolius L. C. Wheeler 1935-8-16 3888 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UCR74622  Aster occidentalis R. D. Goeden, J. Teerink 1989-8-23 890823- 15 Modoc Warner Mtns., Modoc National Forest, near east end of Fandango Pass Rd. 1585 Comment
  NY790904  Astragalus agrestis Mrs. C. C. Bruce 06 1898 2212 Modoc Madaline Plains Comment
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Aug 21 2016
  RSA415789  Astragalus californicus Christopher Davidson 1975-6-4 2627 Modoc Canby Bridge across Pit R., ca. 4 mi. S of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC218209  Astragalus canadensis var. brevidens R. M. Austin 1898-7-1 2213 Modoc Shore Goose Lake. Comment
  CAS-BOT-BC218223  Astragalus curvicarpus var. curvicarpus James D. Jokerst 1983-5-31 1813 Modoc Near Signal Butte. 1340 Comment
  UC748298  Astragalus curvicarpus var. curvicarpus Annie M. Alexander and Louise Kellogg 1946-6-10 4723 Modoc slope facing Lower Lake (lava bench bet. Lower and Snake Lakes); bet. Lower and Snake Lakes Comment
  CAS-BOT-BC218215  Astragalus curvicarpus var. curvicarpus Amos Arthur Heller 1938-6-24 15225 Modoc Roadside between Alturas and Canby. Comment
  NY803546  Astragalus curvicarpus var. curvicarpus R. M. Austin 06 1898 2212 Modoc Comment
  CAS-BOT-BC182061  Astragalus filipes John Thomas Howell 1934-6-13 12086 Modoc Surprise Valley, 10 mi. S of Fort Bidwell. Comment
  CAS-BOT-BC182073  Astragalus filipes James D. Jokerst 1983-5-31 1805 Modoc Near Signal Butte. 1340 Comment
  CAS-BOT-BC182078  Astragalus filipes Bruce Bartholomew 1992-5-15 6293 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1460 Comment
  JEPS90982  Astragalus filipes Dean Wm. Taylor with Robert A. Price 1988-6-4 9765 Modoc along road to Lava Beds National Monument ca. 6.6 mi w Highway 139 (and 1.3 mi s 15 deg e of East Sand Butte, (Timber Mountain 15' quadrangle)); Modoc Plateau, Tule Lake Basin 1280 Comment
  NY658497  Astragalus filipes B. J. Ertter 1988-6-18 7619 Modoc Hwy. 139 ca. 50 airmiles SW of Klamath Falls, a few miles N of Agricultural Inspection Station, 1 mile S of S jct. to Lava Beds Nat'l Monument E of Tonesta 1310.6 Comment
  POM24441  Astragalus filipes R. M. Austin 1895-06 s.n. Modoc Goose Lake Valley. Comment
  SD131809  Astragalus filipes Barbara Ertter 1988-6-18 7619 Modoc Highway 139, 50 miles southwest of Klamath Falls, a few miles north Agricultural Inspection Station, 1.0 mile south of south junction to Lava Beds National Monument east of Tonesta. 1310 Comment
  UC1563713  Astragalus filipes Barbara Ertter 1988-6-18 7619 Modoc 1 mi s of s jct to Lava Beds Nat'l Monument (e of Tonesta, Hwy 139 ca 50 airmi sw of Klamath Falls, a few mi n of Agric. Inspection Station); s of s jct to Lava Beds Nat'l Monument, e of Tonesta 1310 Comment
  CAS-BOT-BC182963  Astragalus filipes Mrs. R. M. Austin; Mrs. Bruce 1898-6-1 2208 Modoc Plains - Goose Lake Comment
  CDA26667  Astragalus filipes T. C. Fuller 1965-6-3 13604 Modoc West side of Highway 395 to Alturas, 6.5 miles north of Likely. 0 Comment
  JEPS54662  Astragalus filipes L. S. Smith 1918-1 Modoc Warner Mts. Comment
  SEINET948290  Astragalus filipes Barbara Ertter 1988-1 7619 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falss, a few miles N of Agric. Inspection Station, 1 mi. S of Jct to Lava Beds Nat;l Monument E of Tonest; brunchgrass w/ scattered juniper, shallow soil on basalt. 1311 Comment
  CDA37189  Astragalus lemmonii CDFA Staff 2004-5-27 s.n. Modoc Ash Creek, near Adin. 0 Comment
  NY675510  Astragalus lentiginosus var. chartaceus Mrs. M. H. Manning 1907-6-15 s.n. Modoc Warner Range, east side Comment
  CAS-BOT-BC182052  Astragalus malacus Bruce Bartholomew 1995-5-13 6911 Modoc 4.8 km W of Eagleville, E side of the S end of Surprize Valley. 1480 Comment
  NY676225  Astragalus malacus B. M. Bartholomew 1995-5-13 6911 Modoc 4.8 km west of Eagleville, east side of the south end of Surprise Valley 1480 Comment
  CAS-BOT-BC182037  Astragalus purshii Bruce Bartholomew; Barrett Anderson 1989-4-28 4643 Modoc 6.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1400 Comment
  CAS-BOT-BC182039  Astragalus purshii Bruce Bartholomew 1991-6-22 5868 Modoc E side of the Pit River, ca. 2 km S of Joseph Creek. 1410 Comment
  CAS-BOT-BC182044  Astragalus purshii Gordon H. True 1964-6-3 1432 Modoc North Fork Pit River between Alturas and Goose Lake. 1463 Comment
  JEPS3943  Astragalus purshii N. T. Mirov 1929-5-30 Modoc Buck Creek Ranger Station e Goose Lake (Buck Creek Ranger Station, Warner Mountains); Warner Mountains, e of Goose Lake 1584 Comment
  CAS-BOT-BC182024  Astragalus purshii J. F. Emmel 1968-7-16 84 Modoc NW slope of Mt. Bidwell, Warner Mts. Comment
  HSC26612  Astragalus purshii var. purshii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19367 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CAS-BOT-BC193034  Astragalus purshii var. tinctus B. Bartholomew; B. Anderson 1988-5-13 4170 Modoc Ca. 1 km SE of Parker Creek Road on West Warner Road, W side of the Warner Mountains 1710 Comment
  JEPS54806  Astragalus purshii var. tinctus Leland S. Smith 1917-6-15 806 Modoc Jess Valley , Jess Valley (Warner Mts.) Comment
  UC190588  Astragalus purshii var. tinctus M. F. Gilman 545 Modoc dry hills 1524 Comment
  RSA25341  Astragalus stenophyllus C. L. Hitchcock 1940-5-27 6650 Modoc 9 miles northeast of Alturas. 1402 Comment
  SEINET948791  Astragalus whitneyi Richard R. Halse 1976-1 1401 Modoc Modoc National Forest above Upper Rush Creed Campground. 1585 Comment
  CAS-BOT-BC27735  Astragalus whitneyi var. confusus Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5992 Modoc Mesa NW of Alturas 1371 Comment
  RSA415765  Astragalus whitneyi var. confusus Christopher Davidson 1973-5-26 2122 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  RSA0017010  Astragalus whitneyi var. confusus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16381 Modoc Near junction of Cedar Pass road and California State Highway 299, 5.5 miles N. of Alturas. Comment
  CAS-BOT-BC181997  Astragalus whitneyi var. lenophyllus Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13333 Modoc 9.7 mi. N of Adin on Hwy 299. Comment
  CAS-BOT-BC181999  Astragalus whitneyi var. lenophyllus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16381 Modoc Near junction of Cedar Pass road to Calif. State Highway 299, 5.5 mi. N of Alturas. Comment
  CAS-BOT-BC182000  Astragalus whitneyi var. lenophyllus E. S. Willits 1940-5-20 283 Modoc Canby. Comment
  CAS-BOT-BC198675  Astragalus whitneyi var. whitneyi John Thomas Howell 1934-6-14 12142 Modoc Near Lost Lake, Warnter Mts. 2438 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
  RSA624445  Atriplex argentea L. C. Wheeler 1935-9-4 3941 Modoc Goose Lake: McGinty Point. 1463 Comment
  CAS-BOT-BC95507  Atriplex confertifolia Bruce Bartholomew 1994-10-9 6880 Modoc Near Nevada border directly E of Eagleville, S end of Surprise Valley. 1510 Comment
  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
  UC30509  Balsamorhiza hookeri Mrs. R. M. Austin and Bruce 1898-7-1 2179 Modoc fields Goose Lake Goose Lake Comment
  CAS-BOT-BC15185  Balsamorhiza hookeri var. lanata Margaret J. Williams; Thad Holcomb; Betty Holcomb; L. Saxton 1988-5-28 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  CAS-BOT-BC15194  Balsamorhiza hookeri var. lanata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16474 Modoc 2.4 mil. S of Village of Davis Creek, SE side of Goose Lake Comment
  CAS-BOT-BC15192  Balsamorhiza hookeri var. lanata John H. Hatton 1911-6-9 1 Modoc Modoc National Forest 1356 Comment
  CAS-BOT-BC15137  Balsamorhiza sagittata Leland S. Smith 1919-5-8 1095 Modoc Clarke Ranch, Jess Valley, Modoc National Forest 1706 Comment
  CAS-BOT-BC499171  Balsamorhiza serrata B. Bartholomew 1991-5-24 5726 Modoc 1.3 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake 1580 Comment
  CAS-BOT-BC58632  Barbarea orthoceras Alice Eastwood; John Thomas Howell 1940-6-12 8069 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC58634  Barbarea orthoceras Bruce Bartholomew 1989-7-14 4934 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  UC10248  Barbarea orthoceras Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  UC472296  Berberis aquifolium var. aquifolium Milo S. Baker 1893-1 Modoc Big Valley Mts Comment
  CAS-BOT-BC54177  Berberis aquifolium var. repens Bruce Bartholomew 1989-8-10 5048 Modoc 8.7 km E of Day on County Road 94. Comment
  CAS-BOT-BC54180  Berberis aquifolium var. repens Bruce Bartholomew 1995-6-2 6943 Modoc Lake City Canyon on road between Lake City and Benton Meadow, E side of the Warner Mountains. 1690 Comment
  CHSC115484  Berberis aquifolium var. repens L. P. Janeway 2014-7-8 11465 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  SJSU9698  Berberis aquifolium var. repens W. Savage 1979-7-10 Modoc Oreghon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  UC69525  Berberis aquifolium var. repens Milo S. Baker Modoc Mts near Davis Creek Comment
  UC9740  Berberis aquifolium var. repens Mrs. R. M. Austin and Bruce July 1898 2351 Modoc hills Modoc Co. Comment
  UC1192265  Bergia texana Herbert L. Mason 1947-8-8 13462 Modoc Southwest margin of Big Sage Reservior, northwest of Alturas Comment
  CAS-BOT-BC21487  Berula erecta Bruce Bartholomew 1991-10-13 6122 Modoc Just N of Surprise Valley Mineral Hot Springs, ca. 8 km W of Cedarville, Surprise Valley. 1320 Comment
  HSC65615  Berula erecta Thomas Wood 1979-8-11 251 Modoc 4 mi. S of Fort Bidwell on Co. Hwy. 1 1396 Comment
  UC1583943  Berula erecta G. Schoolcraft 1990-7-11 2105 Modoc about 2 mi w of West Valley Reservoir 1493 Comment
  CAS-BOT-BC497321  Betula glandulosa Annie M. Alexander; Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  RSA584832  Betula occidentalis Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-10 6468 Modoc Along Emerson Creek below Emerson Campground, E side of Warner Mountains. 1600 Comment
  CAS-BOT-BC498659  Betula occidentalis Roxana S. Ferris; Laura Lorraine 1941-8-14 10600 Modoc 8.5 mi from Patterson Ranger Station on Eagleville Rd., Warner Mountains Comment
  CDA39612  Betula occidentalis T. C. Fuller 1971-7-14 19907 Modoc South Barber Creek at crossing with Barber Grade. 0 Comment
  CDA10502  Bidens cernua G. D. Barbe 1985-8-29 4249 Modoc West of Westside Road, South Fork of Pit River south of Alturas. 0 Comment
  CAS-BOT-BC218115  Bistorta bistortoides K. Paulson; Robert Paulson 1988-6-29 65 Modoc Benton Meadow, Warner Mts.. 1676 Comment
  HSC80998  Bistorta bistortoides G. M. Riegel 1980-7-7 850 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC15088  Blepharipappus scaber M. M. Hanna 1956-6-4 953 Modoc Alturas-Cedarville highway. Comment
  CHSC118294  Blepharipappus scaber L. P. Janeway 2016-5-17 12015 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  JEPS22628  Blepharipappus scaber F. H. Frost 1925-7-20 93 Modoc 2 mi above Cedarville (Cedar Camp); Cedar Camp Comment
  SBBG14875  Blepharipappus scaber A. I. Richardson 1961-5-31 10 Modoc near Adin 1301 Comment
  UC71693  Blepharipappus scaber Mrs. M. H. Manning Jul 1 1903-Aug 1 1903 165 Modoc near Fort Bidwell Comment
  CAS-BOT-BC128043  Blepharipappus scaber David D. Keck; J. Clausen 1935-6-24 3725 Modoc 5 mi. S. of Likely 1402 Comment
  CAS-BOT-BC15077  Blepharipappus scaber Louis Cutter Wheeler 1935-8-1 3725 Modoc Pine Creek, Warner Mts. 1767 Comment
  HSC41122  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3248 Modoc Modoc National Forest; along Hwy. 299 just NW of Andin Pass 1524 Comment
  HSC5209  Blepharipappus scaber M. T. Milligan 1965-6-27 377 Modoc Slopes and ridges E of Jess Valley 1616 Comment
  JEPS17725  Blepharipappus scaber Rimo Bacigalupi with G. T. Robbins 1955-7-20 5386 Modoc 5.5 mi ne of Alturas (near junction of Cedar Pass Road and U.S. 395); U.S. 395, Cedar Pass Road 1371 Comment
  CAS-BOT-BC16900  Boechera calderi M. Bourell; R. W. Patterson 1993-8-15 5262 Modoc South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC58289  Boechera lemmonii Elmer Ivan Applegate 1932-8-3 8123 Modoc Summit of Warner Mts. just N of Eagle Peak. Comment
  CAS-BOT-BC35122  Boechera microphylla Annie Montague Alexander; L. Kellogg 1946-7-24 5074 Modoc Horse Mountain, Warner Mts. Comment
  CAS-BOT-BC95731  Boechera pauciflora Bruce Bartholomew; Barrett Anderson 1988-5-13 4145 Modoc Along Parker Creek Road, at the border of Modoc National Forest and ca. 16 km WSW of Alturas, side of the Warn 1580 Comment
  RSA0049640  Boechera pauciflora Dean Wm. Taylor 2012-6-19 21248 Modoc Mouth of Baggett Gulch (ca 3 air miles S of Canby), Modoc National Forest 1463 Comment
  CAS-BOT-BC14093  Boechera pauciflora Annie M. Alexander; Louise Kellogg 1946-6-30 4880 Modoc North end of Warner Mountains. Highgrade, west side of ridge. Edge meadow. 2377 Comment
  CAS-BOT-BC248345  Boechera pinetorum B. Bartholomew; H. Sun 2002-6-24 8828 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  UC922248  Boechera platysperma Annie M. Alexander and Louise Kellogg 1946-7-23 5054 a Modoc ne slope Emerson Peak; Warner Mountains Comment
  CAS-BOT-BC14526  Boechera puberula John Thomas Howell 1934-6-30 12267 A Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC35124  Boechera puberula Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6488 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  CAS-BOT-BC25381  Boechera retrofracta B. Bartholomew 1992-5-17 6347 Modoc Southwest side of White Horse Mountains, southwest of White Horse Flat Reservoir. 1330 Comment
  CAS-BOT-BC25526  Boechera retrofracta Clare B. Hardham 1961-6-19 7591 Modoc Warner Mountains. Davis Creek. 2133 Comment
  CHSC13737  Boechera retrofracta J. Grove 1973-5-1 91 Modoc Collected ca. 5 mi w of Day. 1005 Comment
  CAS-BOT-BC58568  Boechera sparsiflora Mrs. H. C. Cantelow 1940-6-2 3749 Modoc 1.7 mi W of Alturas on rd. to Lava Beds. Comment
  CAS-BOT-BC95742  Boechera sparsiflora Annie Montague Alexander; L. Kellogg 1946-6-5 4670 Modoc Emerson Creek, S of Eagleville, Warner Mts. 1889 Comment
  RSA152437  Boisduvalia macrantha I. L. Wiggins, Dorothy Wiggins 1961-6-13 16465 Modoc 4 miles west of summit of Fandango Pass across Warner Mountains. Comment
  CAS-BOT-BC242404  Bromus briziformis Margaret J. Williams 1969-1-1 s.n. Modoc Jess Valley. Comment
  SEINET4344989  Bromus briziformis M. J. Williams 1969-6-14 s.n. Modoc Jess Valley 1524 Comment
  SEINET4345007  Bromus briziformis S. C. Swif 1937-6-25 48 Modoc North Fork of Pit River South of Davis Creek 1280 Comment
  CAS-BOT-BC242436  Bromus carinatus var. carinatus Bruce Bartholomew 1989-7-15 4994 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC242440  Bromus carinatus var. carinatus Bruce Bartholomew 1992-8-9 6395 Modoc Upper region of Owl Creek drainage, below cliffs, E of Summit Trail, E side of Warner Mountains. 2500 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
  UC70663  Bromus carinatus var. carinatus Mrs. M. H. Manning June 1903 416 c Modoc North-Eastern Modoc County Comment
  UCD59210  Bromus carinatus var. marginatus Beecher Crampton 1954-7-7 2127 Modoc West slope of Cedar Pass, Warner Mts. 1889 Comment
  UC1025050  Bromus commutatus Leo Whitney 1935-8-3 3597 Modoc Buck Creek Comment
  UCD59507  Bromus diandrus L. Whitney 1935-5-30 3160 Modoc White Horse. Comment
  SJSU5110  Bromus inermis H. L. Buckalew 1961-6-29 Modoc Stowe Reservoir 1 mi N of Cedar Pass on the Alturas-Cedarville Rd, Warner Mts 1920 Comment
  SJSU9684  Bromus inermis Wayne Savage 1979-7-26 1569 Modoc Round Willows Unit, Devils Garden Ranger District, Modoc National Forest 1584 Comment
  CHSC99779  Bromus japonicus Lowell Ahart; John Dittes 2008-6-21 14987 Modoc On dry soil, about 10 yards north of a large culvert, on the the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS69174  Bromus japonicus Leland S. Smith 1918-1 872 Modoc Comment
  SEINET3922999  Bromus japonicus Leo Whitney 1935-6-30 3351 Modoc Spaulding's Butte, 16 miles west-northwest of Canby.; 0 Comment
  UC1025047  Bromus japonicus Leo Whitney 1935-8-10 3612 Modoc Pit River, Alturas Alturas; Pit River, Alturas Comment
  UCD59057  Bromus orcuttianus A. A. Beetle 1944-8-15 3033 Modoc N of Lookout. Above Happy Camp Ranger Station. Comment
  CAS-BOT-BC161573  Bromus suksdorfii L. S. Smith 1922-7-20 1277 Modoc Modoc Forest. Rush Creek Ranger Station in pasture. 1905 Comment
  CAS-BOT-BC242455  Bromus tectorum Bruce Bartholomew; Barrett Anderson 1989-6-2 4775 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  UCD59852  Bromus tectorum August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Pease Cabin. Comment
  UCD60048  Bromus tectorum var. nudus E. Wilson 1934-5-14 s.n. Modoc Over pass from Alturas to Cedarville. Comment
  HSC9400  Calamagrostis canadensis var. langsdorffii M. T. Milligan 1967-7-9 671 Modoc E of Jess Valley 1768 Comment
  CHSC117031  Callitriche fassettii Lowell Ahart; John Dittes 2016-6-6 20968 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Rd. 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash creek State Wildlife Area. 1271 Comment
  CHSC99771  Callitriche heterophylla var. bolanderi Lowell Ahart; John Dittes 2008-6-21 14983 Modoc In shallow water and stranded on mud, west end of a large culvert, west of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CAS-BOT-BC95099  Callitriche palustris Bruce Bartholomew; Barrett Anderson 1990-7-19 5436 Modoc Sweagert Flat. 1860 Comment
  CHSC117242  Callitriche palustris Lowell Ahart; John Dittes 2016-7-16 21251 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  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-BC30158  Calocedrus decurrens Belknap C. Goldsmith 1910-8-1 18 Modoc Near Fandango Creek, W slope Warner Mts. 1630 Comment
  CAS-BOT-BC85787  Calocedrus decurrens M. B. Kildale 1926-9-11 2768 Modoc Between Malin, Oregon & Alturas 1371 Comment
  CHSC96338  Calocedrus decurrens Richard R. Halse 2006-8-4 6999 Modoc Along Highgrade Road ca. 4.4 miles north of Fort Bidwell, north end of the Warner Mountains, east slope. 1765 Comment
  CAS-BOT-BC244934  Calochortus leichtlinii Bruce Bartholomew 1991-8-5 6028 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  CHSC2234  Calochortus leichtlinii 1936-6-27 Modoc Likely. 1371 Comment
  SEINET4169879  Calochortus leichtlinii Leila Shultz, John Shultz 1985-6-23 Modoc Modoc Plateau at the western extension of the Great Basin, between Beeler and Duncan reservoirs N. of Canby. 1311 Comment
  CAS-BOT-BC244929  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1994-7-4 6848 Modoc Hubert Creek. 1390 Comment
  CAS-BOT-BC242138  Calochortus macrocarpus K. Paulson; Robert Paulson 1988-7-13 79 Modoc Jess Valley Rd., 3 mi. E of Likely. 1371 Comment
  JEPS127301  Calochortus macrocarpus Lowell Ahart, John Dittes 2016-7-14 21151 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CAS-BOT-BC218350  Caltha leptosepala Leland S. Smith 1918-6-23 956 Modoc Near Big Four Mine, High Grade District, Mineral Spring. 2377 Comment
  RSA0120955  Caltha leptosepala I. L. Wiggins, Dorothy B. Wiggins 1961-6-14 16485 Modoc 6.4 mi. S of Lassen Creek Campground along road to Buck Mtn, Warner Mtns. Comment
  UC9030  Caltha leptosepala Mrs. C. C. Bruce July 1898 2306 Modoc Warner Mts. Comment
  CAS-BOT-BC197581  Calyptridium umbellatum Elmer Ivan Applegate 1932-8-1 8027 Modoc Summit of main divide Warner Mts. just S of Warren Peak. Comment
  CAS-BOT-BC95587  Calystegia occidentalis subsp. occidentalis Leland S. Smith 1919-6-5 1120 Modoc Deep Creek Ranger Station. 1493 Comment
  CHSC34970  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1976-6-14 3184 Modoc NE part of coounty, east of Goose L., 0.9 mi E of jct hwy 395 on Fandango Road. Comment
  UC23146  Calystegia occidentalis subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-4 Modoc Hot Spring Valley Comment
  CAS-BOT-BC242133  Camassia quamash subsp. breviflora Bruce Bartholomew; Barrett Anderson 1988-5-12 4105 Modoc S side of Egg Lake. 1300 Comment
  CHSC107322  Camelina microcarpa Lowell Ahart; John Dittes 2011-6-21 17517 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
  CHSC107345  Camelina microcarpa Lowell Ahart; John Dittes 2011-6-22 17547 Modoc On the east side of the road, about 150 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC26610  Camelina microcarpa D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19380 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CAS-BOT-BC191114  Camissonia claviformis subsp. cruciformis Bruce Bartholomew 1990-6-17 5315 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  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
  RSA37525  Camissonia contorta Milo S. Baker 1936-6-14 8309 Modoc Sink along Hwy. Malin to Canby several miles N of Quarantine Station. Comment
  CAS-BOT-BC191101  Camissonia subacaulis Annie Montague Alexander; L. Kellogg 1946-6-26 4831 Modoc Dismal Swamp. 2255 Comment
  CAS-BOT-BC191094  Camissonia tanacetifolia subsp. tanacetifolia John Thomas Howell 1934-7-2 12358 Modoc E side of Clear Lake. Comment
  RSA59850  Camissonia tanacetifolia subsp. tanacetifolia E. K. Balls 1950-5-15 14694 Modoc 14.8 miles west of Alturas, Highway 299 1341 Comment
  RSA600330  Camissonia tanacetifolia subsp. tanacetifolia Louis C. Wheeler 1935-8-2 3744 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  SEINET10873295  Campanula scabrella Unknown 1978-8-8 Showers 4219 DWS Modoc On dry open slopes near PAtterson lake, Warner Mountains Comment
  HSC6621  Capsella bursa-pastoris M. T. Milligan 1965-6-23 286 Modoc N end of Jess Valley 1616 Comment
  RSA592545  Cardamine breweri S. O. Mattoon 1978-7-9 21 Modoc Patterson Meadows Guard Station; southern Warner Mountains; Modoc North Fork. 2195 Comment
  CAS-BOT-BC58431  Cardamine breweri var. breweri Louis Cutter Wheeler 1935-8-16 3864 Modoc Dismal Swamp, Warner Mts. 2225 Comment
  CDA13476  Cardaria chalepensis G. F. Hrusa, T. D. Wilfred 1996-7-21 13323 Modoc Modoc Plateau; Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. 1280 Comment
  CHSC100860  Carex abrupta L. P. Janeway; B. Castro 2008-8-17 9673 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. Near moist bed of small rocky drainage channel. On moist slope on the side of the drainage. 2372 Comment
  CHSC109514  Carex abrupta L. P. Janeway; B. Castro 2012-7-25 10980 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  UCD140094  Carex angustata Verne Grant; Irving Schneider 1947-8-29 8352 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  JEPS120117  Carex athrostachya Lowell Ahart, John Dittes 2012-7-10 18305 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET7550699 Image available Carex athrostachya John Thomas Howell 1934-6-12 12030 Modoc Plum Valley, Warner Mts. Comment
  CAS-BOT-BC498657  Carex aurea B. Crampton 1954-7-6 2099 Modoc Shields Creek, Warner Mountains, 20 mi E of Alturas 1676 Comment
  HSC48008  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19509 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
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  HSC48185  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19424 Modoc Near Hager Reservoir Comment
  JEPS63609  Carex haydeniana Frances D. Payne 1932-7-1 665 Modoc Pine Creek Basin, 2 miles Sw of Mouth Tavern, S Eastern Modoc COunty Comment
  UC1036068  Carex hoodii Annie M. Alexander and Louise Kellogg 1946-7-19 5031 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC242364  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Dismal Swamp. 2240 Comment
  HSC7052  Carex integra M. T. Milligan 1964-7-4 215 Modoc Lassen Creek above lower campground 1829 Comment
  CAS-BOT-BC497335  Carex lasiocarpa G. Schoolcraft 1996-7-23 2545 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  UC1024335  Carex microptera Annie M. Alexander and Louise Kellogg 1946-7-18 5021 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC245167  Carex nebrascensis Thomas C. Fuller 1964-10-8 12702 Modoc W side of Hwy 395 at S limits of Likely. Comment
  CAS-BOT-BC245169  Carex nebrascensis B. Anderson 1986-7-9 3183 Modoc Warner Mountains; Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir 1965 Comment
  RSA577443  Carex nebrascensis L. C. Wheeler 1935-8-16 3870 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  SEINET10711428  Carex nebrascensis Gordon H. True 1939-6-25 True 992 Modoc Boles Meadow, NW of Alturas. Comment
  CAS-BOT-BC242356  Carex pellita Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-17 13306 Modoc Along Hwy 299, 2.6 mi. W of Alturas. Comment
  POM313121  Carex pellita H. L. Mason, Verne Grant 1947-7-12 13423 Modoc Near south end of West Side Rd. along railroad tracks, Pit River Valley, south of Alturas Comment
  JEPS63585  Carex phaeocephala W. L. Jepson 1918-8-13 7978 Modoc summit of Eagle Peak, Warner Mountains Eagle Peak; Warner Mountains, Eagle Peak 3017 Comment
  UC1024338  Carex phaeocephala Annie M. Alexander and Louise Kellogg 1946-7-23 5047 Modoc near summit Emerson Peak; Warner Mountains 2749 Comment
  POM304483  Carex praegracilis Alice Eastwood, John Thomas Howell 1940-6-12 8035 Modoc Likely Comment
  POM313115  Carex praegracilis H. L. Mason, Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  CHSC109464  Carex rossii L. P. Janeway; B. Castro 2012-7-26 11015 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  CHSC109503  Carex rossii L. P. Janeway; B. Castro 2012-7-24 10958 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New PIne Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismal Swamp. 2250 Comment
  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
  CHSC109638  Carex sheldonii Lowell Ahart; John Dittes 2012-7-10 18306 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS114828  Carex sheldonii Lowell Ahart, John Dittes 2008-6-21 15012 Modoc In shallow water 4-6 inches deep, edge of a large pond, north of a large levee, mountain meadow, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber 1266 Comment
  SJSU9611  Carex simulata W. Savage 1979-7-6 1388 .5 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1540258  Carex simulata Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9083 Modoc along Highway 299 Highway 299 1402 Comment
  HSC75587  Carex straminiformis G. M. Riegel 1979-7-30 625 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245150  Carex subfusca Bruce Bartholomew 1989-8-12 5115 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  POM203050  Carex subfusca J. T. Howell 1934-6-16 12208 Modoc Parker Creek, Warner Mountains. 1585 Comment
  RSA252422  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-5 39157 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  UC1537639  Carex utriculata Gordon H. True Jr. 1939-7-21 990 Modoc n Canby; Jack Swamp Comment
  CAS-BOT-BC115186  Carex vernacula John Thomas Howell 1934-6-14 12165 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC242394  Carex whitneyi Elmer Ivan Applegate 1932-7-31 7985 Modoc Mill Creek Meadow. Comment
  CAS-BOT-BC180131  Castanopsis sempervirens Bruce Bartholomew 1989-7-15 4984 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  UC444861  Castilleja angustifolia Mrs. M. H. Manning May 1907 719 Modoc e side Warner Range Comment
  CAS-BOT-BC225975  Castilleja applegatei subsp. pinetorum Elmer Ivan Applegate 1932-7-31 7950 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  CAS-BOT-BC225981  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-5-14 4196 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 Comment
  CAS-BOT-BC226001  Castilleja applegatei subsp. pinetorum Bruce Bartholomew 1994-7-2 6780 Modoc 1.8 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 1720 Comment
  CAS-BOT-BC229813  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-6-24 4363 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC229818  Castilleja applegatei subsp. pinetorum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16421 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1950 Comment
  CAS-BOT-BC229825  Castilleja applegatei subsp. pinetorum Belknap C. Goldsmith 1912-5-15 73 Modoc Parker Creek, Warner Mountains 1584 Comment
  HSC20500  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-7-10 439 Modoc W slope of Eagle Peak. 2439 Comment
  HSC20502  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-6-30 381 Modoc E of Jess Valley. 1707 Comment
  HSC30195  Castilleja applegatei subsp. pinetorum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19470 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS66445  Castilleja applegatei subsp. pinetorum L. R. Heckard and P. Rubtzoff 1971-8-3 2706 Modoc 3.5 mi n Cedarville Pass (near summit of Old Canyon Mill road); Warner Mts. 1981 Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC498660  Castilleja applegatei subsp. pinetorum Barrett Anderson 1986-7-9 3156 Modoc Warner Mountains. Hwy 299 just W of Cedar Pass 1920 Comment
  CHSC70480  Castilleja arachnoidea A. Sanger 1997-6-23 2542 Modoc End of road on east side of Bald Mountain. 2255 Comment
  CAS-BOT-BC226032  Castilleja lacera David Daniels Keck; Jens Chr. Clausen 1935-6-24 3720 Modoc 14 mi. S of New Pine Creek. 1525 Comment
  HSC80740  Castilleja lacera G. M. Riegel 1979-7-3 453 Modoc South Warner Mts. 1739 Comment
  JEPS8722  Castilleja linariifolia W. I. Follett 1942-9-10 138 Modoc Cowhead Lake, ne corner of Modoc County Cowhead Lake Comment
  UC1191871  Castilleja miniata Herbert L. Mason 1947-7-13 13442 Modoc n of Davis Creek (east side of Goose Lake) (Joseph Creek on Highway 395); Joseph Creek Comment
  CAS-BOT-BC226057  Castilleja pilosa Annie Montague Alexander; L. Kellogg 1946-6-14 4751 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC226059  Castilleja pilosa R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC226060  Castilleja pilosa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16470 Modoc Roadside 2.4 mi. S of Davis Creek, SE side of Goose Lake. Comment
  CAS-BOT-BC241011  Castilleja pilosa Marion Ownbey; Fred G. Meyer 1940-7-1 2140 Modoc North slopes, Cedar Peak, Warner Mts. Comment
  UCSB19310  Castilleja pruinosa 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
  RSA248718  Castilleja psittacina Christopher Davidson 1973-5-26 2125 Modoc 4 miles W of Canby on Hwy 299. 1341 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
  CAS-BOT-BC226081  Castilleja tenuis Bruce Bartholomew 1991-6-23 5884 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  CHSC117042  Castilleja tenuis Lowell Ahart; John Dittes 2016-6-6 20962 A Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1251 Comment
  HSC75904  Castilleja tenuis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19434 Modoc Near Hager Reservoir Comment
  UC1520658  Castilleja tenuis Noel H. Holmgren and Patricia K. Holmgren 1980-7-1 9454 Modoc 13 air mi wnw Canby (Calif Hwy 139, 14.2 mi wnw Calif Hwy 139 junction with U.S. Hwy 299) 1463 Comment
  CAS-BOT-BC48468  Ceanothus cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road 1371 Comment
  UC18271  Ceanothus cuneatus var. cuneatus Milo S. Baker 1893-7-1 Modoc 1371 Comment
  CAS-BOT-BC217141  Ceanothus integerrimus Bruce Bartholomew 1995-6-22 6970 Modoc Between Day and Lookout, 0.8 km W of Day on County Road 94. 1140 Comment
  CAS-BOT-BC217110  Ceanothus prostratus John H. Hatton 1911-6-13 71 Modoc Rush Creek. 1524 Comment
  JEPS86139  Ceanothus prostratus Wayne Roderick 1966-6-24 Modoc summit Fandango Pass Comment
  RSA59344  Ceanothus prostratus E. K. Balls 1950-5-11 14632 Modoc 0.75 miles below E of crest of Fandango Pass (from Fort Bidwell - Lake City road to Bucks Creek Ranger Station on Hwy 395). 1860 Comment
  UC18391  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Red soil 1524 Comment
  CAS-BOT-BC217121  Ceanothus velutinus Bruce Bartholomew; Barrett Anderson 1988-6-23 4277 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  RSA504600  Ceanothus velutinus Bruce Bartholomew 1988-6-23 4277 Modoc 4 km W of Day on County road 94. 1340 Comment
  UC18452  Ceanothus velutinus Mrs. R. M. Austin and Bruce June 1898 2335 Modoc Mts. Gooselake Comment
  UC748204  Ceanothus velutinus Annie M. Alexander and Louise Kellogg 1946-6-28 4860 Modoc n end Warner Mountains (Pine Creek Canyon); n end of Warner Mountains, Pine Creek Canyon 2011 Comment
  UC18457  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  CAS-BOT-BC180118  Centaurium exaltatum Bruce Bartholomew 1992-5-15 6285 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  CAS-BOT-BC95206  Cerastium fontanum Bruce Bartholomew 1991-8-6 6090 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  HSC59869  Cercocarpus ledifolius J. P. Smith, J. O. Sawyer 1973-8-9 7267 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  HSC80691  Cercocarpus ledifolius G. M. Riegel 1979-9-1 725 Modoc S Warner Mtns. 1739 Comment
  NY848755  Cercocarpus ledifolius var. intermontanus C. L. Hitchcock 1940-5-27 6689 Modoc 15 miles northeast of Alturas 1615 Comment
  CAS-BOT-BC214642  Cercocarpus ledifolius var. ledifolius John Thomas Howell 1934-6-12 12009 Modoc Between Davis Creek and Plum Valley. Comment
  JEPS34150  Chaenactis douglasii var. douglasii W. L. Jepson 1918-8-6 7844 Modoc Surprise Valley 1447 Comment
  CAS-BOT-BC15056  Chaenactis douglasii var. douglasii Amos Arthur Heller 1938-6-24 15221 Modoc Between Alturas and Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC197575  Chamaebatiaria millefolium Mrs. M. H. Manning s.n. Modoc NW Modoc County. Comment
  CAS-BOT-BC245413  Chamaesaracha nana Elmer Ivan Applegate 1932-8-5 8164 Modoc Cedar Pass, Warner Mountains. Comment
  CAS-BOT-BC245416  Chamaesaracha nana M. M. Hanna 1956-6-7 1010 Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC245418  Chamaesaracha nana Mrs. H. C. Cantelow 1940-6-2 4487 Modoc NW of Canby. Comment
  SEINET8731595 Image available Chamaesaracha nana Helen K. Sharsmith 1955-1 4509 Modoc adjacent to Highway 39 ca. 20 miles north of Canby, Modoc National Forest 1524 Comment
  UC1192289  Chamaesyce serpyllifolia Verne Grant and Irving Schneider 1947-8-27 8314 Modoc sw end Clear Lake Comment
  UC125543  Chamerion angustifolium subsp. circumvagum Mrs. R. M. Austin Aug. 1884 Modoc Sugarloaf Hill 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
  CDA34222  Chenopodium desiccatum L. Ahart, J. Dittes 2010-8-31 17111 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS59758  Chenopodium pumilio Frances D. Payne 1935-7-19 789 Modoc Dry Creek Warner Mountains (mouth (tributary of Parker Creek), s and e of Alturas) Comment
  UC70347  Chimaphila menziesii Milo S. Baker July 1898 535 Modoc Forestdale Comment
  POM260897  Chorizanthe polygonoides var. polygonoides Alice Eastwood, John T. Howell 1940-6-15 8300 Modoc 5 miles N of Lookout Comment
  CAS-BOT-BC15031  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-5 8183 Modoc S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC15008  Chrysothamnus nauseosus subsp. albicaulis Bruce Bartholomew 1991-10-12 6112 Modoc Roadside next to Roney Flat on Forest Service Rd. 41N11. 1460 Comment
  CAS-BOT-BC15042  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1936-9-22 11056 Modoc Gilliam Bluff, Lava Beds National Monument Comment
  CAS-BOT-BC15044  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1936-9-22 11072 Modoc Lower Caldwell Ice Cave, Lava Beds National Monument. Comment
  RSA67197  Chrysothamnus nauseosus subsp. albicaulis P. A. Munz 1951-9-14 16980 Modoc Jess Valley, Warner Mts. 1616 Comment
  RSA817  Chrysothamnus nauseosus subsp. consimilis E. R. Johnson 1928-8-31 1191 Modoc Big Valley, south of Lookout 1250 Comment
  CAS-BOT-BC14988  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer Ivan Applegate 1936-9-22 11058 Modoc Fleeners Chimneys, Lava Beds National Monument. Comment
  CAS-BOT-BC15000  Chrysothamnus viscidiflorus subsp. viscidiflorus P. Monnet 1913-8-1 941 Modoc Near Alturas. 1402 Comment
  JEPS124304  Cichorium intybus Lowell Ahart, John Dittes 2015-7-15 20344 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UC1400383  Cicuta douglasii R. F. Thorne and C. W. Tilforth 1969-9-5 39160 Modoc Modoc National Forest, Warner Mountains, Clear Lake Clear Lake; Modoc National Forest, Warner Mountains, Clear Lake 1767 Comment
  CDA38305  Cicuta douglasii G. D. Barbe, John Kelley 1988-7-2 4297 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  UC422820  Circaea alpina subsp. pacifica Franklin P. Nutting 1900-8-20 Modoc Taylor Creek near Forestdale; Taylor Creek Comment
  CHSC116088  Cirsium Lowell Ahart; John Dittes 2015-7-15 20341 Modoc About 300 yards northeast of the old barn, on the north 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. 1266 Comment
  CDA21202  Cirsium K. Haas 2007-2-6 PDR 1402971 Modoc Modoc Plateau; County Rd. 1, Cedarville. 0 Comment
  CAS-BOT-BC14956  Cirsium arvense W. T. Parsons; Thomas C. Fuller 1960-7-26 4872 Modoc Hwy 139, 1.5 mi. S/Tulelake. Comment
  CHSC106319  Cirsium arvense Lowell Ahart; John Dittes 2010-8-31 17105 Modoc About 20 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  UCR57505  Cirsium arvense R. D. Goeden, Don W. Ricker 1989-8-23 890823- 13 Modoc Modoc National Wildlife Refuge, Alturas 1341 Comment
  UC1192199  Cirsium arvense Verne Grant and Irving Schneider 1947-7-20 8109 Modoc from Alturas; North Fork of Pit River Comment
  CAS-BOT-BC14967  Cirsium cymosum Bruce Bartholomew; Barrett Anderson 1988-6-25 4379 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  UCD144215  Cirsium cymosum Baldo Villegas 1998-8-19 s.n. Modoc near New Pine Creek, 3.6 miles east of Fandango Pass on Highway 395. Comment
  SEINET3479126  Cirsium cymosum Unknown 1991-8-27 4444 Modoc Warner Mountains, Warner Mountains 2310 Comment
  CDA1194  Cirsium douglasii var. breweri G. D. Barbe, T. C. Fuller 1979-8-21 2545 Modoc 5.6 km S of Fort Bidwell; W side of County Hwy 1, 3.2 km N of Fandango Pass Rd. Comment
  SJSU9675  Cirsium douglasii var. breweri W. Savage 1979-7-19 1523 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC14931  Cirsium occidentale var. candidissimum Annie Montague Alexander; L. Kellogg 1946-6-18 4803 Modoc Patterson Mill-Silver Creek roads. 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
  SEINET195907  Cirsium occidentale var. candidissimum Annie M. Alexander 1946-6-18 4803 Modoc Patterson Mill-Silver Creek roads Comment
  CAS-BOT-BC14942  Cirsium scariosum K. Paulson; Robert Paulson 1989-7-4 170 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2121 Comment
  JEPS59202  Cirsium scariosum Milo S. Baker 1893-6-20 Modoc Comment
  OBI64705  Cirsium undulatum G. Deal 2003-9-9 PDR 1151623 Modoc Vicinity of Alturas. T45N R05E, sect 6 BM:M Comment
  CAS-BOT-BC191072  Clarkia gracilis subsp. gracilis Bruce Bartholomew; Barrett Anderson 1989-6-3 4869 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  UC930761  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-28 6729 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  CAS-BOT-BC191053  Clarkia lassenensis John Thomas Howell 1934-6-11 11942 Modoc Parker Creek. 1584 Comment
  NY999398  Clarkia lassenensis A. J. Cronquist 1959-6-19 8509 Modoc Atop ridge south of Clear Lake; Warner Mountains 15 miles east of Likely 1981 Comment
  SD133952  Clarkia lassenensis Barbara Ertter 1988-6-18 7622 Modoc Highway 139 circa 50 airmiles southwest of Klamath Falls, a few miles north of Agriculture Inspection Station, 1 mile south of south junction to Lava Beds National Monument east of Tonesta; 1310 Comment
  UC71665  Clarkia lassenensis Mrs. M. H. Manning June 1903 154 Modoc near Fort Bidwell Comment
  CAS-BOT-BC191056  Clarkia lassenensis P. Monnet 1913-7-7 936 Modoc Warner's Range. Comment
  RSA134427  Clarkia lassenensis Peter H. Raven, Otto T. Solbrig 1958-6-18 13314 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  CAS-BOT-BC191041  Clarkia rhomboidea John Thomas Howell 1934-6-13 12048 Modoc Fandango Pass. 1828 Comment
  HSC80902  Clarkia rhomboidea G. M. Riegel 1980-8-28 1121 Modoc S Warner Mtns. 2100 Comment
  SD46730  Clarkia rhomboidea Robert J. Weatherby 1955-7-8 1622 Modoc Northern Juniper Woodland. 6 miles north of Fort Bidwell, northern Warner Mountains. 1737 Comment
  UC634666  Clarkia rhomboidea F. H. Frost 1925-7-11 12 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  SEINET10819638  Clarkia rhomboidea Nancy R. Morin 1978-7-6 Morin 261 Modoc Warner Mts. Campground ca 1/2 mile W of Cedar Pass, Cedar Mtn.; ca 6000 feet. Dry gravelly slopes. 1830 Comment
  CAS-BOT-BC197438  Claytonia megarhiza Annie Montague Alexander; L. Kellogg 1946-7-30 5097 Modoc Eagle Peak, Warner Mts. Comment
  JEPS43365  Claytonia megarhiza W. L. Jepson 1918-8-13 7976 Modoc Eagle Peak summit Eagle Peak; Warner Mts. 3017 Comment
  CAS-BOT-BC197433  Claytonia perfoliata subsp. intermontana Bruce Bartholomew 1990-6-17 5309 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  JEPS43368  Claytonia perfoliata subsp. intermontana Frances D. Payne 1931-6-22 239 Modoc s and e of Alturas (Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek, Dry Creek 1828 Comment
  CHSC188  Cleome platycarpa 1936-7-2 Modoc Likely. Comment
  JEPS17636  Collinsia parviflora Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5398 Modoc 3.3 mi e Patterson Ranger Station (summit of forest rd across s Warner Range); Warner Mtns 2225 Comment
  JEPS4003  Collinsia parviflora Frances D. Payne 1932-6-27 622 Modoc s and e Alturas; Warner Mtns, Parker Creek 1584 Comment
  JEPS86353  Collinsia parviflora Jack and Betty Guggolz 1988-6-28 953 Modoc w Jenkins Sping Comment
  RSA293354  Collinsia torreyi var. wrightii Reino Alava 1957-7-6 1180 -B Modoc About 1 mile east of Benton Meadows., Davis Creek Pass Road, Modoc National Forest. Comment
  RSA504854  Collinsia torreyi var. wrightii Bruce Bartholomew, B. Anderson 1988-6-24 4299 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC190739  Collomia grandiflora John Thomas Howell 1934-7-1 12319 Modoc Duncan Horse Camp. 1355 Comment
  JEPS70992  Collomia grandiflora W. L. Jepson 1918-8-6 7842 Modoc Surprise Valley 1447 Comment
  UC907920  Collomia grandiflora F. H. Frost 1925-7-13 74 Modoc summit Warner Mts., Cedar Canyon Comment
  CAS-BOT-BC190724  Collomia linearis Barrett Anderson 1986-7-9 3173 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  SJSU9625  Collomia linearis W. Savage 1959-7-7 1437 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1499 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
  UC23677  Collomia tinctoria M. S. Baker and Frank Nutting 1894-6-5 Modoc Little Hot Spring Valley Comment
  CDA34733  Conium maculatum L. Ahart, John Dittes 2010-8-3 17066 Modoc About 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC100013  Conium maculatum Lowell Ahart; John Dittes 2008-8-25 15280 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
  JEPS117182  Conium maculatum Lowell 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 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC14944  Conyza canadensis Elmer Ivan Applegate 1915-9-20 3324 Modoc S shore of Tule Lake, opposite Captain Jack's stronghold. Comment
  CDA19672  Conyza canadensis G. D. Barbe 1991-8-28 4447 Modoc Modoc Plateau; Modoc National Forest. Kelley Spring site, n of Adin. 3.4 mi from Hwy 299 at Rush Creek, on Primary Forest Service Rd 22 and Rd 40N33. 1645 Comment
  UC1036065  Corallorhiza maculata Annie M. Alexander and Louise Kellogg 1946-7-17 5005 Modoc Benton Meadow Warner Mountains 2072 Comment
  JEPS74348  Cordylanthus capitatus L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 3767 Modoc along forest service road 3.5 mi n Cedar Pass; Warner Mts. 2042 Comment
  SEINET4676264  Cordylanthus capitatus B. Bartholomew, Anderson 1988-7-23 4560 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains. Fort Bidwell 15 foot Quad.; 0 2140 Comment
  CAS-BOT-BC229882  Cordylanthus ramosus John Thomas Howell 1934-7-2 12350 Modoc Mowitz Creak, 1 mi. S of Clear Lake. Comment
  SJSU9373  Cordylanthus ramosus W. Savage 1979-7-3 1273 .5 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA763574  Cornus glabrata Doris Bowers 1972-9-2 1895 Modoc Upper Camp, Rush Creek, N/o Adin 1220 Comment
  CAS-BOT-BC210267  Cornus sericea Alice Eastwood; John Thomas Howell 1940-6-12 8059 Modoc Between Likely and Jess Valley Comment
  CAS-BOT-BC210269  Cornus sericea Frances Payne 1931-6-10 141 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95596  Cornus sericea Bruce Bartholomew 1989-8-12 5132 Modoc Deep Creek, E side of Warner Mountains. 1920 Comment
  CAS-BOT-BC95599  Cornus sericea John H. Hatton 1911-6-17 119 Modoc unspecified 1219 Comment
  HSC100158  Cornus sericea J. P. Smith, & J. O. Sawyer 2011-8-14 13373 Modoc Along Jesse Valley Road, just E of the bridge over the Pit River. 1372 Comment
  UC1280731  Cornus sericea subsp. sericea H. E. McMinn 1931-5-23 2457 Modoc Warner Mts., Cedarville Rd. Comment
  CAS-BOT-BC290349  Crepis acuminata Elmer I. Applegate 1935-6-2 9289 Modoc Lava Beds National Monument. Canby Cross Comment
  HSC81020  Crepis acuminata G. M. Riegel 1978-6-24 99 Modoc South Warner Mtns. 2100 Comment
  UC895286  Crepis acuminata Lewis S. Rose 1940-6-12 40528 Modoc 9 mi e Likely 1676 Comment
  CAS-BOT-BC14922  Crepis bakeri Bruce Bartholomew 1991-6-21 5794 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC14924  Crepis bakeri Bruce Bartholomew 1991-6-23 5880 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  CAS-BOT-BC14882  Crepis modocensis Alice Eastwood; John Thomas Howell 1940-6-13 8148 Modoc Fandango Pass. Comment
  JEPS89242  Crepis modocensis Lauramay T. Dempster 1961-6-18 1696 Modoc 3.2 mi s Cedar Pass (near head of canyon s of Highway) 1752 Comment
  CAS-BOT-BC14863  Crepis occidentalis Bruce Bartholomew 1992-5-17 6348 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 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
  CHSC59501  Crepis occidentalis Mary Meyer 1980-5-1 Modoc Sand Creek. 1645 Comment
  JEPS36448  Crepis occidentalis Frances D. Payne 1932-6-10 629 Modoc Parker Creek Warner Mts. 1584 Comment
  SJSU2085  Crepis occidentalis R. L. Fisher 1958-6-13 Modoc c. 6 mi S of Canby near Adin Pass Comment
  HSC81044  Crepis occidentalis subsp. occidentalis G. M. Riegel 1979-7-5 490 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC14851  Crepis occidentalis subsp. pumila John Thomas Howell 1934-7-1 12333 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC14836  Crocidium multicaule Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6444 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1460 Comment
  CAS-BOT-BC14873  Crocidium multicaule E. S. Willits 1940-4-21 189 Modoc Near quarantine station, Alturas. 1371 Comment
  CAS-BOT-BC14828  Crocidium multicaule Leland S. Smith 1919-4-20 1077 Modoc W of Alturas. 1371 Comment
  JEPS22547  Crocidium multicaule L. S. Smith 1919-3-20 1077 Modoc w of Alturas Comment
  SD53083  Crocidium multicaule Peter H. Raven 1962-5-29 17897 Modoc State Highway 139 at south road to Lava Beds National Monument. Comment
  UC1234581  Crocidium multicaule Peter H. Raven 1962-5-29 17897 Modoc State Hwy 139 at s road to Lava Beds National Monument Comment
  UC84171  Crocidium multicaule Mrs. R. M. Austin 1884-6-1 Modoc plains of Goose Lake Valley Comment
  CHSC112975  Crypsis alopecuroides Lowell Ahart; John Dittes 2013-7-24 18932 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  JEPS114431  Crypsis alopecuroides Lowell Ahart, John Dittes 2008-8-26 15352 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
  UCD59980  Crypsis vaginiflora A. A. Beetle 1944-8-15 3025 Modoc Southwest of Modoc County, 4 miles north of Lookout. Comment
  UCD120115  Cryptantha Herbert L. Mason; Verne Grant 1947-7-9 13316 Modoc Cedar Pass, summit of Warner Range. 1920 Comment
  SDSU20122  Cryptantha affinis Lee Ripma, R. B. Kelley 2012-7-24 387 Modoc Side of FR31. 2386 Comment
  CAS-BOT-BC54142  Cryptantha circumscissa Bruce Bartholomew 1993-6-13 6618 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  CAS-BOT-BC54108  Cryptantha intermedia Amos Arthur Heller 1941-6-26 16213 Modoc U.S. Hwy 395, 8 mi. W of Alturas. Comment
  CAS-BOT-BC54144  Cryptantha intermedia Mrs. H. C. Cantelow 1940-6-2 3318 Modoc 9.3 mi NW of Canby. Comment
  HSC75576  Cryptantha intermedia G. M. Riegel 1979-6-30 451 Modoc S Warner Mtns. 1739 Comment
  HSC3607  Cryptantha intermedia var. hendersonii M. T. Milligan 1964-6-20 71 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  HSC3584  Cryptantha muricata M. T. Milligan 1964-6-6 9 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC54112  Cryptantha simulans Alice Eastwood; John Thomas Howell 1940-6-14 8236 Modoc Near Hackamore. Comment
  CAS-BOT-BC54114  Cryptantha simulans John Thomas Howell 1934-6-13 12043 Modoc Fandango Pass, Warner Mountains 1828 Comment
  POM204147  Cryptantha simulans J. T. Howell 1934-6-13 12043 Modoc Fandango Pass, Warner Mountains. 1829 Comment
  HSC80866  Cryptantha subretusa G. M. Riegel 1980-7-15 Modoc S Warner Mtns. 2591 Comment
  CAS-BOT-BC54122  Cryptantha torreyana John Thomas Howell 1934-6-13 12044 Modoc Fandango Pass, Warner Mountains 1828 Comment
  CAS-BOT-BC54124  Cryptantha torreyana Alice Eastwood; John Thomas Howell 1940-6-14 8214 Modoc 8 mi. NW of Canby. Comment
  UC1348998  Cupressus bakeri C. O. Stone 1963-12-26 276 Modoc 1 mi s Gassaway Reservoir 1109 Comment
  CDA5586  Cuscuta approximata var. urceolata Goss 1932-10-3 Modoc 0 Comment
  CHSC75477  Cusickiella douglasii V. H. Oswald; B. Corbin, A. Sanger, G. Schoolcraft 1999-6-12 9764 Modoc Soldier Creek Canyon adjacent to USFS 43N57 in the Warner Mtns. northeast of Stough Reservoir Campground, north side of Hwy. 299, east side of Cedar Pass. 2072 Comment
  RSA195413  Cycladenia humilis Elmer I. Applegate 1936-5-21 10337 Modoc Lava Beds National Monument. Basin in midst of Big Lava Flow, north of Cinder Cone, 1/2 mile north of RR tract at Lava Summit. Comment
  UC206126  Cynoglossum occidentale Milo S. Baker 1893-1 116 Modoc Taylor Mt. near Marshall's; Bear Valley Comment
  CAS-BOT-BC30216  Cystopteris fragilis Francis Dorris Payne 1932-7-14 680 Modoc Parker Creek. Comment
  CAS-BOT-BC30219  Cystopteris fragilis B. Bartholomew; B. Anderson 1988-7-21 4603 Modoc above Upper rush Creek Campground ca. 4 km E of State Hwy 299 btwn Adin and Canby 1580 Comment
  UC922432  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1946-6-26 4836 Modoc Dismal Swamp; n end Warner Mts 2255 Comment
  UC922416  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1946-6-14 4747 Modoc <edge of> Barber Creek Patterson Mill Rd 1798 Comment
  UC70669  Dactylis glomerata Mrs. M. H. Manning June 1903 407 Modoc north-eastern Modoc County Comment
  CAS-BOT-BC245213  Damasonium californicum M. Vasey 1900-6-30 9038 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  CAS-BOT-BC245216  Damasonium californicum M. Vasey 1990-6-30 9025 Modoc Around NW margin of Egg Lake. 1300 Comment
  CAS-BOT-BC245218  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1989-6-3 4857 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  UC1024853  Danthonia californica var. americana Leo Whitney 1935-6-9 3196 Modoc near White Horse; White Horse lake (Flat) Comment
  UC816978  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc near Surprise (ca 15 mi n of Alturas) 1402 Comment
  CAS-BOT-BC214754  Dasiphora fruticosa Annie Montague Alexander; L. Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail, Warner Mts. Comment
  CHSC85098  Deinandra lobbii John Dittes; Josephine Guardino 1991-7-21 442 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
  JEPS114376  Deinandra lobbii Lowell Ahart, John Dittes 2008-8-25 15328 Modoc On the east side County Road 91, 3.9 miles (air) north-northeast of Lookout 1275 Comment
  SBBG128275  Deinandra lobbii L. Ahart, J. Dittes 2010-8-30 17059 Modoc ca. 5 yards E of the fence, S edge of the meadow, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8.0 mi NE of Bieber 1267 Comment
  CAS-BOT-BC217340  Delphinium andersonii Elmer Ivan Applegate 1897-5-30 887 Modoc Tule Lake, near Carr Ranch. Comment
  CAS-BOT-BC217336  Delphinium andersonii John H. Hatton 1911-6-10 6 Modoc Modoc County. 1767 Comment
  CAS-BOT-BC217338  Delphinium andersonii James Vale; et al 1978-5-1 Modoc Lookout-Hackamore Road, N of Bieber. Comment
  RSA503252  Delphinium depauperatum Bruce Bartholomew 1988-6-24 4308 Modoc Cave Lake, W side of the Warner Mountains. 2130 Comment
  CAS-BOT-BC217304  Delphinium nudicaule Bruce Bartholomew 1994-5-14 6684 Modoc Near Day Rock. 1280 Comment
  RSA520359  Delphinium nudicaule Bruce Bartholomew 1989-6-3 4919 Modoc Stone Coal Valley, 3km E of State Hwy 299. 1400 Comment
  CAS-BOT-BC217320  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1989-4-30 4718 Modoc 4.2 km W of State Highway 299 along the N side of the Pit River W of Canby Bridge. 1320 Comment
  CAS-BOT-BC217333  Delphinium nuttallianum Francis Dorris Payne 1932-5-27 403 Modoc Parker Creek. 1584 Comment
  POM260467  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles NE of Alturas. 1677 Comment
  CAS-BOT-BC242484  Deschampsia cespitosa subsp. cespitosa Bruce Bartholomew; Barrett Anderson 1988-7-22 4544 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  JEPS118339  Deschampsia danthonioides Lowell Ahart, John Dittes 2011-6-22 17550 Modoc On the west side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  UCD61407  Deschampsia danthonioides L. Whitney 1935-5-23 Modoc Near Dam--Hackamore Reservoir. 1462 Comment
  CAS-BOT-BC247768  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1990-7-20 5516 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC247771  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1990-7-20 5496 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS53445  Descurainia incana Frances D. Payne 1929-7-7 70 Modoc 2 mi sw Mt. Warren (se Modoc County); Pine Creek Basin 2133 Comment
  CAS-BOT-BC58606  Descurainia paradisa Bruce Bartholomew 1993-6-13 6637 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC58442  Descurainia sophia E. S. Willits 1940-5-17 268 Modoc Willow Ranch. Comment
  RSA504620  Descurainia sophia Bruce Bartholomew, B. Anderson 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  CAS-BOT-BC190761  Dicentra uniflora Bruce Bartholomew; Barrett Anderson 1988-5-13 4158 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  RSA598804  Dichelostemma multiflorum Christopher Davidson 1973-5-26 2143 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat l Forest 1524 Comment
  CAS-BOT-BC49469  Dieteria canescens var. shastensis Leland S. Smith 1919-8-8 1141 Modoc Hilton Dairy. 1493 Comment
  JEPS19969  Dieteria canescens var. shastensis Milo S. Baker 1893-6 Modoc Comment
  UC73890  Dieteria canescens var. shastensis Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC14840  Dimeresia howellii Annie Montague Alexander; L. Kellogg 1946-8-9 5147 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC14848  Dimeresia howellii K. Paulson; Robert Paulson 1988-5-24 15 Modoc Granger Canyon, Warner Mts.. 1493 Comment
  UC748193  Dimeresia howellii Annie M. Alexander and Louise Kellogg 1946-8-9 5147 Modoc Patterson Lake Trail Warner Mountains Comment
  SEINET13699968  Diplacus cusickii M. J. Williams 1984-6-30 84- 77 -1 Modoc E side of the Warner Mountains, 2 miles in, Granger Canyon Road (County Road 27) S of Cedarville towards Gerlach, NV. 1951 Comment
  SEINET8409815  Diplacus cusickioides David M. Thompson 1988-7-23 975 Modoc e side Warner Mts. 3.7 mi s of Hwy 299 (at Cedarville) along Surprise Valley Road, then 1.5 mi w along Granger Canyon Road. 1500 Comment
  CAS-BOT-BC234521  Diplacus layneae Bruce Bartholomew 1991-7-6 5995 Modoc Webb Flat, 5.6 km S of turn off to Happy Camp Ranger Station. Area burned within the last year. 1400 Comment
  CAS-BOT-BC234452  Diplacus nanus M. M. Hanna 1956-6-7 s.n. Modoc Junction Highway 139 and Glass Mt. Road. Comment
  CAS-BOT-BC234491  Diplacus nanus Clare Butterworth Hardham 1961-6-19 7827 Modoc Cogswell Creek. 1524 Comment
  CAS-BOT-BC234437  Diplacus tricolor K. Paulson 1978-6-24 s.n. Modoc Curtis Water Hole Comment
  CAS-BOT-BC247763  Distichlis spicata Bruce Bartholomew 1989-8-11 5059 Modoc Along W side of Goose Lake, 3.5 km S of the Oregon border on National Forest Road 48. 1430 Comment
  CAS-BOT-BC218287  Dodecatheon alpinum Bruce Bartholomew 1994-7-2 6818 Modoc Mill Creek NE of Bald Mtn., E side of Warner Mountains. 2040 Comment
  CAS-BOT-BC218289  Dodecatheon alpinum Bruce Bartholomew 1991-8-5 6033 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC218292  Dodecatheon alpinum Bruce Bartholomew 1990-6-16 5266 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  JEPS14683  Dodecatheon alpinum Frances D. Payne 1929-7-7 65 Modoc 2 mi sw Warren Peak (Pine Creek Basin, Warner Mts.); Warner Mts., sw of Warren Peak, Pine Creek Basin 2133 Comment
  RSA601890  Dodecatheon alpinum Louis C. Wheeler 1935-8-1 3736 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  SEINET8553019  Dodecatheon alpinum W. Roderick 1969-6-14 s.n. Modoc Creek above Blue Lake. 1524 Comment
  CAS-BOT-BC248350  Dodecatheon conjugens B. Bartholomew; H. Sun 2002-6-24 8833 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  SEINET195708 Image available Dodecatheon conjugens var. conjugens Annie M. Alexander, Louise Kellogg 1946-6-8 4695 Modoc Road from Ealville to Patterson Mill. Comment
  CHSC118306  Dodecatheon pulchellum L. P. Janeway 2016-5-18 12071 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  JEPS101744  Dodecatheon pulchellum Dean W. Taylor 1992-5-8 12561 Modoc Warner Mountains, Mt. Bidwell, ca. 0.5 miles E of Moonlite Mines 2432 Comment
  CAS-BOT-BC95116  Downingia bacigalupii Alice Eastwood; John Thomas Howell 1940-6-14 8224 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC95126  Downingia bacigalupii R. M. Austin 1894-8-1 Modoc Goose Lake Valley. Comment
  CHSC106182  Downingia bacigalupii Lowell Ahart; John Dittes 2010-8-31 17124 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC1025092  Downingia bacigalupii Leo Whitney 1934-5-27 1692 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  UC190695  Downingia bacigalupii M. F. Gilman 644 Modoc 1981 Comment
  OBI48703  Downingia elegans Lewis S. Rose 1940-6-11 40511 Modoc Canby 1326 Comment
  SEINET3147634  Downingia elegans L. S. Rose 1940-6-11 40511 Modoc Canby 1326 Comment
  SFV3646  Downingia insignis I. L. Wiggins, D. B. Wiggins 1961-6-16 16524 Modoc Roadside ditch in northern outskirts of Canby. 1310 Comment
  CAS-BOT-BC95138  Downingia insignis Mrs. H. C. Cantelow 1940-5-31 4000 Modoc E of Canby. Comment
  UC1101476  Downingia laeta Herbert L. Mason and Verne Grant 1947-7-11 13369 Modoc s of Alturas (by Jones Lane, off Highway 395) Comment
  CAS-BOT-BC58297  Draba albertina Annie Montague Alexander; L. Kellogg 1946-6-25 4823 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  HSC68843  Draba albertina Gary Schoolcraft 1980-7-22 328 Modoc Near Benton Meadows at top of Lake City Canyon 2195 Comment
  HSC80852  Draba albertina G. M. Riegel 1980-8-26 1109 Modoc S Warner Mtns. 2329 Comment
  HSC80863  Draba albertina G. M. Riegel 1980-7-22 925 Modoc S Warner Mtns. 2402 Comment
  UC10508  Draba albertina Mrs. C. C. Bruce June 1898 2248 Modoc Lake City Canyon 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-BC214766  Drymocallis glandulosa John Thomas Howell 1934-6-13 12073 Modoc Fandango Pass, Warner Mts. Comment
  CAS-BOT-BC214771  Drymocallis glandulosa Leland S. Smith 1918-6-23 954 Modoc Below Lily Lake - High Grade distriict. 2133 Comment
  HSC80705  Drymocallis glandulosa G. M. Riegel 1980-8-20 1076 Modoc S Warner Mtns. 1829 Comment
  POM172481  Drymocallis glandulosa var. glandulosa Franklin Nutting 1894-6-13 s.n. Modoc W side of Egg Lake Comment
  JEPS120516  Drymocallis lactea var. austiniae L. P. Janeway, B. Castro 2012-7-27 11018 Modoc Warner Mountains. Along an unnamed mining access road 1.0 air km east Yellow Mountain, 0.5 air km east of Mineral Spring. Comment
  JEPS44260  Drymocallis pseudorupestris W. L. Jepson 1918-8-7 7878 Modoc very summit Mt. Bidwell 2507 Comment
  CAS-BOT-BC14804  Dugaldia hoopesii Annie Montague Alexander; L. Kellogg 1946-7-7 4950 Modoc Eight Mile Creek, northeast corner of county 1752 Comment
  CAS-BOT-BC14802  Dugaldia hoopesii Francis Dorris Payne 1931-1-1 s.n. Modoc Warner Mts. Comment
  CDA179  Echinochloa oryzoides Goss 1932-9-22 Modoc 0 Comment
  PASA431  Elatine americana Frank W. Peirson 1926-6-26 Modoc Road from Alturas to Canby Comment
  JEPS126538  Elatine rubella Lowell Ahart, John Dittes 2016-6-6 20955 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  JEPS127160  Elatine rubella Lowell Ahart, John Dittes 2016-7-16 21246 Modoc South of of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. Comment
  CAS-BOT-BC112782  Eleocharis macrostachya R. F. Thorne; C. W. Tilforth 1969-9-5 39180 Modoc Wet margin of S Fork of Pit River at bridge, 3.8 mi E of Likely. 1386 Comment
  UC698595  Eleocharis macrostachya Louis C. Wheeler 1935-9-1 3935 Modoc Pine Spring, Devils Garden 1524 Comment
  RSA577446  Eleocharis palustris L. C. Wheeler 1935-9-1 3935 Modoc Pine Spring, Devil s Garden. 1524 Comment
  UCD49861  Eleocharis quinqueflora var. suksdorfiana Louis C. Wheeler 1935-7-15 3862 Modoc Dismal Swamp, twenty Mile Creek, Warner Mts., Modoc Co. 2225 Comment
  HSC7336  Eleocharis rostellata M. T. Milligan 1966-6-30 509 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  UC1026707  Elymus X saundersii Leo Whitney 1935-7-27 3552 Modoc ca 15 mi nw Canby (bed of river); Modoc National Forest, Hackamore River 1463 Comment
  CHSC110905  Elymus caput-medusae Lowell Ahart; John Dittes 2012-7-10 18312 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Northeast of the old homestead. 1267 Comment
  CHSC85110  Elymus cinereus John Dittes; Josephine Guardino 1991-6-1 365 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  HSC100177  Elymus cinereus J. P. Smith 2011-8-7 13359 Modoc Hwy 299 W of Alturas Comment
  SJSU9602  Elymus cinereus W. Savage 1979-7-5 1376 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD61567  Elymus elymoides L. D. Whitney 1935-7-11 Modoc Base of Glass Mt. Comment
  CHSC85407  Elymus elymoides subsp. californicus John Dittes; Josephine Guardino 1991-6-1 363 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn. Meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC247754  Elymus elymoides subsp. elymoides Leland S. Smith 1922-7-20 1298 Modoc Rush Creek Ranger Station. 1905 Comment
  HSC10191  Elymus elymoides var. elymoides M. T. Milligan 1964-6-4 17 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  CAS-BOT-BC203405  Elymus glaucus subsp. glaucus David Griffiths; Byron Hunter 1902-7-30 441 Modoc Jess Valley to Blue Lake Comment
  JEPS74073  Elymus multisetus Frances D. Payne 1932-7-20 714 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  HSC80812  Elymus trachycaulus G. M. Riegel 1979-9-8 759 Modoc South Warner Mtns. 640 Comment
  UC1024984  Elymus trachycaulus Leo Whitney 1935-7-1 3375 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore River, Hackamore 1463 Comment
  UC1025027  Elymus trachycaulus Leo Whitney 1935-7-21 3528 Modoc Pit River Comment
  UC1140906  Elymus trachycaulus L. D. Whitney 1935-7-21 3557 Modoc Happy Camp Comment
  UCD32709  Elymus trachycaulus Beecher Crampton 1954-7-7 2137 Modoc Modoc County, west side of Cedar Pass. Comment
  UCD62688  Elymus trachycaulus subsp. trachycaulus August L. Hormay 1932-7-17 Modoc Lily Lake. Comment
  CDA31945  Elytrigia pontica subsp. pontica L. Ahart, John Dittes 2008-8-25 15307 Modoc On the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout Comment
  JEPS119965  Elytrigia repens Lowell Ahart, John Dittes 2012-7-12 18377 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC191010  Epilobium brachycarpum Robert Folger Thorne; et al 1969-9-4 39069 Modoc Margin of Goose Lake, SW shore of Goose Lake N of McGinty Point. 1432 Comment
  CAS-BOT-BC191021  Epilobium brachycarpum Bruce Bartholomew 1991-6-23 5879 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  CHSC109517  Epilobium brachycarpum L. P. Janeway; B. Castro 2012-7-25 10995 Modoc Warner Mountains. Along Twelve Mile Creek 3.5 air mi east-southeast of Dismal Swamp and 2.7 air km norhteast of Mount Bidwell. 2182 Comment
  HSC16226  Epilobium brachycarpum M. T. Milligan 1966-7-25 574 Modoc E of Jess Valley 1646 Comment
  SEINET6635824 Image available Epilobium brachycarpum Verne Grant, Irving Schneider 1947-8-27 8308 Modoc ca. 10 mi S of Tulelake, Modoc National Forest Comment
  UC1191734  Epilobium brachycarpum Herbert L. Mason and Verne Grant 1947-7-10 13334 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  JEPS89961  Epilobium campestre Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10488 Modoc bed of Snake Lake Warner Mts., Snake Lake 1569 Comment
  UC1191616  Epilobium campestre Herbert L. Mason and Verne Grant 1947-7-10 13329 Modoc 2 miles e Alturas; Dorris Reservoir Comment
  HSC16364  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-7-25 570 Modoc E of Jess Valley 1646 Comment
  CAS-BOT-BC190981  Epilobium ciliatum subsp. glandulosum Leland S. Smith 1917-8-3 148 Modoc South Fork Davis Creek. 2133 Comment
  JEPS39326  Epilobium clavatum W. L. Jepson 1918-8-13 7979 Modoc Eagle Peak Warner Mts. 3017 Comment
  CAS-BOT-BC190975  Epilobium densiflorum Bruce Bartholomew 1992-8-10 6400 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  HSC65566  Epilobium densiflorum Thomas Wood 1979-8-8 210 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  NY1000358  Epilobium hallianum B. M. Bartholomew 1991-8-5 6042 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  UC635379  Epilobium hallianum F. H. Frost 1925-7-25 160 Modoc Eagle Peak Warner Mountains Comment
  CAS-BOT-BC190957  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew 1994-7-2 6820 Modoc Mill Creek NE of Bald Mtn., E side of Warner Mountains. 2040 Comment
  CAS-BOT-BC190959  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew 1994-7-3 6842 Modoc Along Bidwell Creek near Larry Flat, E side of Warner Mountains. 1780 Comment
  CAS-BOT-BC190960  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew 1991-8-5 6035 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  POM262687  Epilobium hornemannii subsp. hornemannii Bud Fuller 1936-7-10 62 Modoc 15 miles northeast of Alturas 1524 Comment
  NY1000434  Epilobium hornemannii var. hornemannii B. M. Bartholomew 1991-8-5 6035 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  CHSC113071  Epilobium minutum Lowell Ahart; John Dittes 2013-7-24 18926 Modoc Near 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
  HSC80900  Epilobium obcordatum G. M. Riegel 1980-7-23 934 Modoc S Warner Mtns. 1829 Comment
  NY1000485  Epilobium obcordatum B. M. Bartholomew 1990-8-4 5630 Modoc Crest of the Warner Mountains, ca. 0.5 km southeast of Patterson Lake along Summit Trail 2770 Comment
  CAS-BOT-BC190932  Epilobium pallidum Arnold Tiehm 1984-6-30 8836 Modoc NW side of Bidwell Mt., 2.2 road miles N of 8 Mile Creek on the road from Lake Annie. 1844 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
  RSA520484  Equisetum arvense Bruce Bartholomew 1989-7-14 4927 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  UC922303  Equisetum laevigatum Annie M. Alexander and Louise Kellogg 1946-7-5 4911 Modoc w Lower Lake Lower Lake (<Lava Cliff>) Comment
  RSA768064  Eragrostis pectinacea var. pectinacea L. Ahart, John Dittes 2010-8-31 17092 Modoc West side of Walters Road, 4235 ft south of Modoc County Line, about 4.3 air miles south-southwest of Adin, about 7 air miles northeast of Bieber, Big Valley 1277 Comment
  CAS-BOT-BC95477  Eremogone aculeata Annie Montague Alexander; L. Kellogg 1946-6-27 4846 Modoc Highgrade, top of ridge, 2 mi. by road from Dismal Swamp. Comment
  CAS-BOT-BC95480  Eremogone aculeata M. M. Hanna 1956-6-4 s.n. Modoc Lava Mesa along highway, Cedar Pass to Cedarville. Comment
  HSC63952  Eremogone aculeata Teresa Prendusi 1980-6-19 1111 Modoc Larkspur Seeding 3 mi. E of top of Upper Lake in the Larkspur Hills 1463 Comment
  SBBG19107  Eremogone aculeata C. B. Hardham 1961-6-18 7581 Modoc Cedar Pass 2103 Comment
  CAS-BOT-BC95442  Eremogone congesta Bruce Bartholomew 1991-5-25 5760 Modoc N side of the Pit River, ca. 1 km W of Ostrom Point. 1320 Comment
  CAS-BOT-BC95444  Eremogone congesta Bruce Bartholomew 1991-6-21 5797 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 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-BC95467  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8005 Modoc 6 mi. NE of Adin on road to Canby. Comment
  NY53860  Eremogone congesta var. congesta B. Anderson 1986-7-10 3206 Modoc Warner Mountains, West Warner Rd along Bear Flat. 1845 Comment
  RSA0049632  Eremogone congesta var. suffrutescens Dean Wm. Taylor 2012-6-5 21221 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  CHSC67117  Eriastrum signatum James D. Jokerst 1987-6-24 2941 Modoc Ca. 5 mi WSW of Alturas on BLM land ca. 1 mi W of Three Sisters, SW face of slope of summit immediately N of junction of Rds. 76 and 75. Comment
  POM199564  Ericameria bloomeri Franklin P. Nutting s.n. Modoc Forestdale Comment
  UC76032  Ericameria bloomeri Milo S. Baker Modoc Forestdale Comment
  CAS-BOT-BC14818  Ericameria greenei Elmer Ivan Applegate 1932-8-5 8184 Modoc Arid S slope of Cedar Mountain. Comment
  CAS-BOT-BC14820  Ericameria greenei Annie Montague Alexander; L. Kellogg 1946-8-9 5132 Modoc Patterson Lake Trail, Warner Mountains Comment
  UC195494  Ericameria nauseosa var. oreophila Franklin P. Nutting Modoc near Lookout; Big Valley Comment
  UC217105  Ericameria nauseosa var. speciosa H. M. Hall 1921-9-8 11662 Modoc about 1 mi from the Oregon line (n Modoc County) Comment
  UC71702  Ericameria nauseosa var. speciosa Mrs. M. H. Manning 1902-10-1 14 Modoc Comment
  JEPS114492  Ericameria parryi var. latior Lowell Ahart, John Dittes 2008-8-25 15298 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  UCD131147  Ericameria parryi var. latior Beecher Crampton 1954-7-8 2198 Modoc 4 miles west of Alturas, on small volcanic mesa. Comment
  HSC81022  Ericameria parryi var. nevadensis G. M. Riegel 1979-7-14 542 Modoc South Warner Mtns. 1739 Comment
  CAS-BOT-BC42830  Erigeron austiniae B. J. Cox; P. Gillian 1971-6-3 2612 Modoc 6 mi. N of Alturas on Hwy 395. 1341 Comment
  CAS-BOT-BC42838  Erigeron austiniae Mrs. H. C. Cantelow 1935-6-8 s.n. Modoc S of Marlin. Comment
  CDA4406  Erigeron austiniae T. C. Fuller 1965-6-2 13595 Modoc South side of Highway 299 to Canby, 10.3 miles west of Alturas. 0 Comment
  CAS-BOT-BC42846  Erigeron bloomeri var. bloomeri Alice Eastwood; John Thomas Howell 1940-6-12 8084 Modoc Jess Valley. Comment
  CAS-BOT-BC42801  Erigeron bloomeri var. bloomeri Mrs. H. C. Cantelow 1940-6-2 3226 Modoc NW of Canby. Comment
  HSC27247  Erigeron chrysopsidis var. austinae J. P. Smith, J. O. Sawyer 1972-5-6 5270 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  RSA302220  Erigeron chrysopsidis var. austiniae J. R. Shevock 1972-5-20 1808 Modoc West of Alturas, highway 299. 1372 Comment
  CAS-BOT-BC42819  Erigeron coulteri Annie M. Alexander; Louise Kellogg 1946-8-3 5109 Modoc Head of Eagle Creek, Warner Mountains Comment
  UC748101  Erigeron divergens Annie M. Alexander and Louise Kellogg 1946-6-4 4658 Modoc in pasture in back of town Eagleville Comment
  CAS-BOT-BC42755  Erigeron eatonii var. plantagineus Alice Eastwood; John Thomas Howell 1940-6-15 8286 Modoc About 15 mi. N of Lookout. Comment
  CAS-BOT-BC42783  Erigeron eatonii var. plantagineus Annie M. Alexander; Louise Kellogg 1946-6-26 4833 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  CAS-BOT-BC42791  Erigeron eatonii var. plantagineus Margaret J. Williams 1983-7-29 83- 116 -1 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mountains 2087 Comment
  UC748369  Erigeron eatonii var. plantagineus Annie M. Alexander and Louise Kellogg 1946-7-18 5013 Modoc Benton Meadow Warner Mountains 2072 Comment
  OBI50219  Erigeron eatonii var. plantagineus Barbara Ertter 1988-6-18 7628 Modoc Hwy 139 14.5 mi ENE of jct hwy 299 at Canby, N of Bessler Reservoir. T43N R7E sec 36 1463 Comment
  CAS-BOT-BC42774  Erigeron filifolius John Thomas Howell 1934-6-13 12099 Modoc Patterson Mill Road, Warner Mountains 1676 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
  UC748397  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-7-17 4999 Modoc South Fork Davis Creek Warner Mountains, South Fork Davis Creek 1676 Comment
  CAS-BOT-BC42772  Erigeron filifolius Annie Montague Alexander; L. Kellogg 1946-6-18 4790 Modoc Patterson Mill Road. Comment
  UC748399  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-6-18 4790 Modoc lower part of road Patterson Mill Road Comment
  CAS-BOT-BC376189  Erigeron filifolius var. filifolius Andrew Townesmith; Karen M. Meyer 2007-9-15 933 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195 1948 Comment
  SEINET8667350 Image available Erigeron glacialis D. A. 1988-8-13 205 Modoc Warner Mountains, near northeast shore of Patterson Lake 2749 Comment
  CAS-BOT-BC49613  Erigeron glacialis var. glacialis Elmer Ivan Applegate 1932-8-1 8021 Modoc Just N of Warren Peak. Comment
  CAS-BOT-BC49623  Erigeron glacialis var. glacialis K. Paulson; Robert Paulson 1988-7-10 73 Modoc Dismal Swamp, Warner Mts.. 2286 Comment
  HSC5082  Erigeron glacialis var. glacialis M. T. Milligan 1964-7-25 176 Modoc Pine Creek Basin, along trail. 2439 Comment
  JEPS5925  Erigeron glacialis var. glacialis Frances D. Payne 1931-6-25 263 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  UC71824  Erigeron inornatus var. inornatus Mrs. M. H. Manning 1902-10-11 39 Modoc Warner Mts. 1828 Comment
  CAS-BOT-BC49607  Erigeron linearis Leland S. Smith 1920-6-11 1166 Modoc Timber Mt. 1432 Comment
  HSC28534  Erigeron philadelphicus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19379 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CAS-BOT-BC49586  Erigeron pumilus subsp. intermedius M. M. Hanna 1956-6-7 s.n. Modoc Highway 139, Canby to Tienesta. Comment
  CHSC66994  Erigeron pumilus var. intermedius James D. Jokerst 1987-5-12 2855 A Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  CAS-BOT-BC49589  Erigeron tener Annie Montague Alexander; L. Kellogg 1946-7-23 5045 Modoc Emerson Peak. Comment
  UC1735880  Eriogonum caespitosum Dean W. Taylor 1987-6-27 9111 b Modoc Warner Mountains, head upper South Deep Creek, 2194 Comment
  RSA293359  Eriogonum douglasii var. douglasii Reino Alava 1957-7-5 1155 Modoc Cedar Pass, Modoc National Forest, Warner Mountains Comment
  UCR35563  Eriogonum heracleoides var. angustifolium J. A. Harpel 1981-8-7 V 55 Modoc Warner Mountains, South Warner Wilderness Area, junction of Pine Creek Basin trail and Summit Trail, 7 mi NW of Eagleville 2683 Comment
  JEPS56884  Eriogonum heracleoides var. heracleoides W. L. Jepson 1918-8-13 7965 Modoc Eagle Peak Warner Mts., Eagle Peak 3017 Comment
  CAS-BOT-BC197800  Eriogonum microthecum var. laxiflorum G. Schoolcraft 1985-8-6 1503 Modoc SW of Alturas. 1493 Comment
  CAS-BOT-BC211437  Eriogonum nudum var. pubiflorum Alice Eastwood; John Thomas Howell 1940-6-13 8114 Modoc Surprise. Comment
  CAS-BOT-BC211439  Eriogonum nudum var. pubiflorum Elmer Ivan Applegate 1932-8-1 7995 Modoc N of Mill Creek Meadow, Warner Mts. Comment
  RSA165444  Eriogonum nudum var. pubiflorum Clare B. Hardham 1961-6-19 7842 Modoc Willow Creek. Comment
  JEPS56641  Eriogonum nudum var. pubiflorum Frances D. Payne 1929-7-26 127 Modoc 2 mi s Mt. Warren (Pine Creek Basin); Warner Mts., Pine Creek Basin 2133 Comment
  NY762336  Eriogonum nudum var. pubiflorum A. A. Heller 1941-6-26 16222 Modoc 4 miles west of Canby on a steep clay bank along U.S. Highway #299 Comment
  RSA66352  Eriogonum nudum var. pubiflorum F. W. Peirson 1926-6-25 6861 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  SEINET5330941  Eriogonum nudum var. pubiflorum M. J. Williams 1984-6-30 84- 76 -1 Modoc Cedar Pass Road, Warner Mtns., 1.7 mi W of Cedarville. 1509 Comment
  SJSU12037  Eriogonum nudum var. pubiflorum E. S. O'Neill 1984-9-11 Modoc near Odin 1371 Comment
  UC849762  Eriogonum nudum var. pubiflorum Lewis S. Rose 1940-6-13 40557 Modoc 1 mi w Cedarville 1524 Comment
  SEINET5330021  Eriogonum prociduum J. 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
  CAS-BOT-BC211400  Eriogonum pusillum Bruce Bartholomew 1993-6-13 6612 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  CAS-BOT-BC248316  Eriogonum spergulinum var. reddingianum B. Bartholomew; H. Sun 2002-6-24 8859 Modoc Between Heath Creek and Lassen Creek on the road to Harris Flat, crest of the Warner Mountains 2090 Comment
  SBBG18304  Eriogonum sphaerocephalum C. B. Hardham 1961-6-19 7852 Modoc Willow Crk 1524 Comment
  CAS-BOT-BC211381  Eriogonum sphaerocephalum var. halimioides Bruce Bartholomew; Barrett Anderson 1990-7-19 5393 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  JEPS56304  Eriogonum sphaerocephalum var. halimioides Frances D. Payne 1931-6-21 209 Modoc ridge sw Dry Creek (tributary of Parker Creek) (s and e of Alturas); Warner Mountains, Parker Creek, Dry Creek 1981 Comment
  NY283378  Eriogonum sphaerocephalum var. halimioides J. T. Howell 1934-7-1 12300 Modoc Duncan Horse Camp Comment
  SJSU9540  Eriogonum sphaerocephalum var. halimioides W. Savage 1979-7-3 1279 Modoc Triangle: Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1168690  Eriogonum sphaerocephalum var. halimioides Peter H. Raven with Otto T. Solbrig 1958-6-18 13329 Modoc hill at eastern outskirts of Lookout Lookout Comment
  UC1334498  Eriogonum sphaerocephalum var. halimioides Dorothy E. Beetle 1941-6-29 66 Modoc at the pass of the road to Cedarville 2118 Comment
  UC585152  Eriogonum sphaerocephalum var. halimioides E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1797 Modoc hill above Lake City 1515 Comment
  UC711867  Eriogonum sphaerocephalum var. halimioides Roxana S. Ferris and Laura Lorraine 1941-8-14 10594 Modoc 3 mi on the road to Eagleville Patterson Ranger Station; Warner Mountains, Modoc National Forest Comment
  SEINET11261407  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1984-7-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Raod.; 0 1372 Comment
  SJSU9585  Eriogonum strictum W. Savage 1979-7-4 1347 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC211357  Eriogonum strictum subsp. anserinum John Thomas Howell 1934-6-11 11934 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC211359  Eriogonum strictum subsp. anserinum John Thomas Howell 1934-6-30 12259 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC211360  Eriogonum strictum subsp. anserinum Annie Montague Alexander; L. Kellogg 1946-7-24 5072 Modoc Horse Mountain, Warner Mts. Comment
  CAS-BOT-BC211375  Eriogonum umbellatum Bruce Bartholomew 1991-8-5 6069 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  SBBG30656  Eriogonum umbellatum D. Myrick 1968-6-20 1962 Modoc E edge of Alturas 1332 Comment
  CHSC27612  Eriogonum umbellatum var. dichrocephalum Robert Schlising 1978-7-29 3324 Modoc Warner Mountains, directly E of Warren Peak, just off summit of trail. 2852 Comment
  RSA0118778  Eriogonum umbellatum var. dumosum Lawrence P. Janeway, B. Castro 2012-7-28 11036 Modoc Warner Mountains. At Obsidian Needles Obsidian Collecting Area; along Road 43N34 overlooking North Fork Davis Creek about 6.0 air km east-northeast of the community of Davis Creek (on Hwy 395). Comment
  CAS-BOT-BC211332  Eriogonum umbellatum var. glaberrimum J. L. Reveal; Darin Scott Reveal 1978-8-11 4823 Modoc Warner Mts., Dismal Swamp, ca. 2 mi. N of Modoc Co. Rd. 2, at NW end of Dismal Swamp S of Dismal Creek. 2225 Comment
  CHSC109511  Eriogonum umbellatum var. glaberrimum L. P. Janeway; B. Castro 2012-7-25 10991 Modoc Warner Mountains. Low broad ridge 1.1 km east of Dismal Swamp. 2250 Comment
  NY399206  Eriogonum umbellatum var. modocense R. J. Weatherby 1955-7-8 1633 Modoc Northern Juniper Woodland. 3 miles north or Fort Bidwell, Warner Mountains. 1554.5 Comment
  RSA271942  Eriogonum umbellatum var. modocense Christopher Davidson 1975-6-4 2595 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  RSA759523  Eriogonum umbellatum var. modocense James L. Reveal 2007-6-3 8827 Modoc Along California Highway 299, 0.6 miles east of County Road 58 and 6.2 miles east of the U. S. Highway 295, rocky slopes above Thoms Creek. 1585 Comment
  UC71799  Eriogonum umbellatum var. modocense Mrs. M. H. Manning June 1903 155 Modoc Mt. Bidwell 1676 Comment
  UC85975  Eriogonum umbellatum var. modocense Oliver Austin July 1884 Modoc Goose Lake Valley Comment
  CAS-BOT-BC197786  Eriogonum umbellatum var. nevadense Robert J. Weatherby 1955-7-8 1633 Modoc 3 mi. N of Ft. Bidwell, Warner Mts. 1554 Comment
  NY399261  Eriogonum umbellatum var. nevadense B. M. Bartholomew 1989-7-15 5017 Modoc Manzanita Lookout, top of Manzanita Mountain 2130 Comment
  UC1250285  Eriogonum umbellatum var. nevadense Annie M. Alexander and Louise Kellogg 1946-7-11 4972 Modoc mesa w Eight Mile Creek 1752 Comment
  CAS-BOT-BC197608  Eriogonum umbellatum var. polyanthum Elmer Ivan Applegate 1932-8-5 8176 Modoc Arid summit of Cedar Mountain, Warner Mts. Comment
  CAS-BOT-BC197590  Eriogonum vimineum Alice Eastwood; John Thomas Howell 1940-6-13 8172 Modoc Cedarville. Comment
  CAS-BOT-BC197603  Eriogonum vimineum Roxana Stinchfield Ferris; R. Duthie 1919-6-16 192 Modoc Above Parker Creek, Modoc Nat. Forest Boundry. Comment
  CHSC85427  Eriogonum vimineum John Dittes; Josephine Guardino 1991-8-24 460 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.; edge of Highgrade Road. 2087 Comment
  HSC41120  Eriogonum vimineum Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3254 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  NY399569  Eriogonum vimineum B. M. Bartholomew 1991-6-22 5856 Modoc Northeast side of Surprise Valley on road to Fee Reservoir, 6.4 km east of Fort Bidwell 1490 Comment
  SEINET10299467  Eriogonum vimineum W. L. Jepson 1918-8-6 7834 Modoc Fandango Creek above Buck Creek 1585 Comment
  UC634521  Eriogonum vimineum F. H. Frost 1925-7-11 17 Modoc Cedar Canyon 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  UC6523  Eriogonum vimineum Mrs. R. M. Austin July, 1894 Modoc Goose Lake Valley Comment
  POM145868  Eriogonum vimineum Francis Drouet, Donald Richards 1941-9-10 4142 Modoc in open woods on the hills 2 mi. northwest of Alturas, 1341 Comment
  CAS-BOT-BC49597  Eriophyllum lanatum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10512 Modoc Patterson Ranger Station (East Creek drainage), Modoc N.F., Warner Mtns. 2164 Comment
  CHSC109889  Eriophyllum lanatum var. achilleoides B. Castro; L. P. Janeway 2012-7-25 1962 Modoc Warner Mountains. Along Twelve Mile Creek ca 3.6 air mi ESE of Dismal Swamp and 1.9 air mi NE of Mount Bidwell. 2164 Comment
  SEINET3141733  Eriophyllum lanatum var. achilleoides L. S. Rose 1940-6-13 40544 Modoc Surprise, NE of Alturas 1372 Comment
  UC75807  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC497220  Erodium Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -2 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  POM88757  Erodium cicutarium Mrs. R. M. Austin 1895-06 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC21478  Eryngium articulatum Leland S. Smith 1922-8-10 1334 Modoc Medow W of Gutzman's. 1432 Comment
  HSC93553  Eryngium articulatum G. Fred Hrusa, T. D. Wilfred 1996-7-21 13298 Modoc Low drainage adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn., N end of Big Valley 1500 Comment
  SFV18056  Eryngium articulatum J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc Pothole Creek near Pothole Spring. Near crossing of Clear Lake Road. 1470 Comment
  JEPS114399  Eryngium mathiasiae Lowell Ahart, John Dittes 2008-8-25 15306 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  RSA125350  Eryngium mathiasiae P. H. Raven 1958-6-18 13322 Modoc Small lake at eastern outskirts of lookout Post Office Comment
  UC10551  Erysimum capitatum Mrs. R. M. Austin and Bruce June 1898 2252 Modoc Lake City Mt. 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
  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-BC229904  Erythranthe breweri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10551 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC234476  Erythranthe lewisii K. Paulson; Robert Paulson 1988-7-9 71 Modoc Near Poison Lake, Warner Mts.. 2103 Comment
  CAS-BOT-BC234478  Erythranthe moniliformis Annie Montague Alexander; L. Kellogg 1946-7-7 4957 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC234480  Erythranthe moniliformis Bruce Bartholomew; Barrett Anderson 1990-7-20 5514 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  RSA185361A  Erythranthe pulsiferae Clare B. Hardham 1961-6-17 7514 Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  CHSC106196  Euthamia occidentalis Lowell Ahart; John Dittes 2010-8-31 17102 Modoc On the east side of Elkins Lane, about 10 yards east of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UCR163260  Festuca Jim Andre 1993-7-2 1427 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CAS-BOT-BC247705  Festuca idahoensis John Thomas Howell 1934-6-11 11928 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC247717  Festuca idahoensis John Thomas Howell 1934-7-3 12376 Modoc 5 mi. S of Hackamore. 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
  LA13109  Festuca idahoensis John Thomas Howell; 1934-7-1 12335 Modoc Duncan Horse Camp Comment
  RSA0089762  Festuca idahoensis Dean Wm. Taylor 2014-6-10 21483 Modoc Vicinity Mud Lake; County Road 91 (Lookout to Tule Lake) at the junction, Modoc National Forest Road 42N56. 1432 Comment
  SD96115  Festuca idahoensis Jack L. Reveal 1976-6-2 1838 Modoc Modoc National Forest, 48 miles south of Klamath Falls near Perez 1280 Comment
  SEINET220370  Festuca idahoensis Jack L. Reveal 1976-6-2 1938 Modoc Modoc National Forest ; 48 mi S of Klamath Falls near Perez 1280 Comment
  JEPS69238  Festuca idahoensis Leland S. Smith 1917-7-15 860 Modoc Comment
  UC869454  Floerkea proserpinacoides C. L. Hitchcock 1940-5-27 6696 Modoc 15 mi ne of Alturas 1615 Comment
  RSA165632  Floerkea proserpinacoides Clare B. Hardham 1961-6-17 s.n. Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  SJSU9638  Frasera albicaulis W. Savage 1979-7-7 1462 Modoc Triangle, Fairchild Swamp Unit (SW corner), Devils Garden District, Modoc National Forest 1508 Comment
  NY189421  Frasera albicaulis var. cusickii B. M. Bartholomew 1988-7-21 4412 Modoc Whitehorse Mountains, 11 km N of day on the road to Whitehorse Flat Reservoir. Whitehorse 15' Quad. 1340 Comment
  NY188599  Frasera albicaulis var. modocensis B. M. Bartholomew 1989-6-2 4808 Modoc 9.3 km E of Ft. Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC242104  Fritillaria atropurpurea E. H. Steffen 1917-6-21 50 Modoc Henderson Meadow. 1676 Comment
  CAS-BOT-BC504568  Fritillaria atropurpurea John Thomas Howell 1934-6-14 12121 Modoc Near Lost Lake, Warner Mts 2438 Comment
  RSA59801  Fritillaria atropurpurea E. K. Balls 1950-5-17 14735 Modoc Howards Gulch Public Camp, off Hwy. 139. N.W. of Canby. 1433 Comment
  CHSC39643  Fritillaria pudica Jeanie M. Thayer 1984-4-14 Modoc Ca. 50 ft. n of Hwy 299, ca. 5 mi ene of jct. Of hwys 395 and 299. Ca. 11 mi ene of Alturas. 1463 Comment
  UCD124909  Galeopsis tetrahit Herbert L. Mason; Verne Grant 1947-7-12 13417 Modoc Near south end of west side road, Pit River Valley, south of Alturas. Comment
  CAS-BOT-BC225049  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 mi. N of Ft. Bidwell. 1737 Comment
  CAS-BOT-BC225065  Galium glabrescens subsp. glabrescens Clare Butterworth Hardham 1961-6-18 7540 Modoc 3.2 mi. E of summit of Cedar Pass. Comment
  CAS-BOT-BC225070  Galium glabrescens subsp. modocense G. Rugel 1981-6-11 1142 Modoc S facing ridge, N of Granger Canyon. 1645 Comment
  JEPS27646  Galium serpenticum subsp. warnerense Ehrendorfer and Stebbins 1959-6-28 5913 Modoc plateau, top and s rim Mt. Bidwell; , plateau, top and s rim 2438 Comment
  UC1211890 Image available Galium serpenticum subsp. warnerense Lauramay T. Dempster and Clare Hardham 1961-6-19 1710 Modoc mouth of canyon just se New Pine Creek; ; Modoc Co. 1584 Comment
  CHSC109739  Galium triflorum B. Castro; L. P. Janeway 2012-7-28 1981 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). 1943 Comment
  UC416665  Galium triflorum Franklin P. Nutting Modoc near Forestdale Comment
  CAS-BOT-BC192121  Garrya fremontii E. K. Balls 1950-5-12 14652 Modoc Hillsides north of Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1859 Comment
  UC412884  Garrya fremontii Belknap C. Goldsmith 1911-6-22 37 Modoc Fandango Creek; Warner Mts., Modoc Forest 1584 Comment
  POM204135  Gayophytum decipiens J. T. Howell 1934-6-14 12125 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC190847  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 4987 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC190849  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-8-13 5139 Modoc ca. 3.2 km N of Manzanita Mountain. 1580 Comment
  POM38704  Gayophytum diffusum subsp. parviflorum R. M. Austin 1895-07 135 Modoc Davis Creek Comment
  SD7789  Gayophytum diffusum subsp. parviflorum Mrs. R. M. Austin Jul 1874 Modoc Goose Lake Valley Comment
  CAS-BOT-BC190829  Gayophytum humile Bruce Bartholomew 1991-6-20 5785 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  HSC31368  Gayophytum humile D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19374 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CAS-BOT-BC190827  Gayophytum racemosum Bruce Bartholomew 1989-7-14 4963 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CAS-BOT-BC180113  Gentiana affinis var. ovata Leland S. Smith 1918-7-29 1010 Modoc Patterson Mill. 2133 Comment
  CAS-BOT-BC180116  Gentiana calycosa R. M. Austin 1894-9-1 1894 Modoc Lassen Creek. Comment
  CAS-BOT-BC180063  Geranium viscosissimum Leland S. Smith 1917-7-2 62 Modoc Head of Shield's Creek. 2316 Comment
  CAS-BOT-BC180066  Geranium viscosissimum Alice Eastwood; John Thomas Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  CAS-BOT-BC180068  Geranium viscosissimum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 114 Modoc Parker Creek. Comment
  CAS-BOT-BC180071  Geranium viscosissimum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16399 Modoc Along Thoms Creek, 6.1 mi. E of Hwy 299, along Cedar Pass road. Comment
  JEPS61465  Geranium viscosissimum L. S. Smith 1917-7-10 853 Modoc Granger Mill Warner Mts. 1828 Comment
  HSC18193  Geum macrophyllum M. T. Milligan 1966-7-27 595 Modoc E of Jess Valley 1646 Comment
  CAS-BOT-BC214666  Geum triflorum Roxana Stinchfield Ferris; R. Duthie 1919-6-16 184 Modoc Above Parker Creek at Modoc Nat. Forest Boundary, 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
  UCD113307  Geum triflorum Geo C. Wood 1940-4-24 s.n. Modoc Spaulding Ranch, 20 miles n.e. of Alturas. 1371 Comment
  RSA454453  Geum triflorum var. ciliatum George Willet 1935-6-25 s.n. Modoc Likely Mtns. 1829 Comment
  CAS-BOT-BC190691  Gilia leptalea subsp. leptalea Bruce Bartholomew 1995-7-30 7040 Modoc 3.0 km E of Day on County Road 94. 1050 Comment
  CAS-BOT-BC190678  Gilia modocensis Bruce Bartholomew 1991-5-24 5723 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  CAS-BOT-BC190676  Gilia sinistra subsp. sinistra Alice Eastwood; John Thomas Howell 1940-6-14 8216 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC218302  Glaux maritima Arnold Tiehm; S. Cochrane; Jan Nachlinger; Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley Mineral Wells on E side of Alkali Lake. 1371 Comment
  SEINET3088579 Image available Glaux maritima Arnold Tiehm, Susan Croft, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Surprise Valley Mineral Wells on east side of Alkali Lake. 1372 Comment
  HSC38839  Glyceria borealis J. P. Smith, J. O. Sawyer 1973-8-9 7270 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  CAS-BOT-BC247696  Glyceria elata Bruce Bartholomew; Barrett Anderson 1990-7-20 5534 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC303769  Glyptopleura marginata B. Bartholomew; B. Anderson 1989-6-2 4834 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley 1550 Comment
  CAS-BOT-BC49532  Gnaphalium palustre Roxana Stinchfield Ferris; R. Duthie 1919-6-15 160 Modoc Parker Creek, Warner Mountains. Comment
  CAS-BOT-BC49534  Gnaphalium palustre Herbert Louis Mason 1947-8-13 13521 Modoc NE side of F Reservoir, N of Canby. Comment
  CHSC99952  Gnaphalium palustre Lowell Ahart; John Dittes 2008-8-25 15312 Modoc On the east bank (flood plane) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  HSC65392  Gnaphalium palustre Thomas Wood 1979-8-8 223 Modoc About 1.2 mi. S and then shortly W of Ft. Bidwell, along Hwy. 1 1372 Comment
  JEPS117376  Gnaphalium palustre Lowell Ahart, John Dittes 2010-8-30 17075 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  UC748341  Gnaphalium palustre Annie M. Alexander and Louise Kellogg 1946-7-6 4913 Modoc 3.5 mi east Eagleville Comment
  HSC5710  Gnaphalium palustre M. T. Milligan 1964-8-21 230 Modoc S end of Dorris Reservoir Dam 1372 Comment
  CAS-BOT-BC242179  Goodyera oblongifolia Leland S. Smith 1917-9-17 160 Modoc Field redacted by CAS, contact the data manager for more information 2133 Comment
  UC71856  Goodyera oblongifolia Mrs. M. H. Manning 1903-9-2 369 Modoc John Henry Camp, in north-eastern Modoc County John Henry Camp 1828 Comment
  UCD149973  Gratiola ebracteata Harry George 1967-6-15 s.n. Modoc West of Lookout. Comment
  JEPS21904  Gratiola neglecta Herbert L. Mason and Verne Grant 1947-7-11 13374 Modoc irrigation ditch near w side road s Alturas (South Fork of Pit River); South Fork of Pit River Comment
  UC1191879  Gratiola neglecta Herbert L. Mason and Verne Grant 1947-7-12 13393 Modoc off highway 395 several mi s Alturas (irrigation ditch by Jones' Lane) Comment
  CAS-BOT-BC95535  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4692 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  CAS-BOT-BC49541  Grindelia hirsutula K. Paulson; Robert Paulson 1989-7-18 191 Modoc Parker Creek Rd. 1508 Comment
  RSA0059445  Grindelia nana M. S. Baker 1899-8-18 s.n. Modoc Little Hot Spring Valley Comment
  UC24777  Hackelia californica Milo S. Baker 1893-6 Modoc near Forestdale Comment
  RSA496335  Hackelia californica Elaine Joyal, D. Mehlman 1988-6-28 1290 Modoc N Warner Mts., ridge road. Comment
  SBBG20781  Hackelia cusickii A. I. Richardson 1961-5-31 9 Modoc 15 mi NW of Canby near St Hwy 139 1524 Comment
  CAS-BOT-BC54053  Hackelia micrantha Francis Dorris Payne 1929-7-7 47 Modoc Pine Creek Basin, Warner Mountains 2316 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
  CAS-BOT-BC49550  Helianthus annuus Bruce Bartholomew 1989-8-10 5028 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 Comment
  JEPS5938  Helianthus cusickii Frances D. Payne 1932-6-27 617 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC21468  Heracleum lanatum Isabelo T. Kelly 1930-1-1 50 Modoc Fort Bidwell. Comment
  UC1191960  Heracleum lanatum Verne Grant and Irving Schneider 1947-7-21 8130 Modoc n. Alturas (N. Fork Pit R., by bridge on Hwy. 395); N. Fork Pit R. Comment
  UC71556  Heracleum lanatum Mrs. M. H. Manning 1903-1 195 Modoc creeks near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC180042  Hesperochiron californicus K. Paulson; Robert Paulson 1989-4-16 102 Modoc Crowder Flat Road, Devil's Garden. Comment
  CHSC85194  Hesperochiron californicus John Dittes; Josephine Guardino 1991-6-1 372 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
  JEPS1686  Hesperochiron californicus L. S. Smith 1920-6-2 1159 Modoc near Mt. Bidwell (Dismal Swamp); Warner Mts., Bidwell Range, Dismal Swamp 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
  CAS-BOT-BC179169  Hesperolinon micranthum Mrs. R. M. Austin 1894-8-1 Modoc Hills, Lassen Creek. Comment
  RSA91388  Hesperolinon micranthum F. W. Peirson 1926-6-25 6858 Modoc Cedarville road about 10 miles east of Altura. Comment
  UC76659  Heterocodon rariflorum Milo S. Baker 1894-9-1 Modoc Forestdale Comment
  CAS-BOT-BC49506  Heterotheca villosa var. hispida Bruce Bartholomew 1991-7-6 5980 Modoc Lava beds at W side of Egg Lake. 1300 Comment
  CAS-BOT-BC225791  Heuchera cylindrica Elmer Ivan Applegate 1932-8-3 8124 Modoc Arid summit of Warner Mts, N of Eagle Peak. Comment
  HSC80724  Heuchera rubescens G. M. Riegel 1980-7-31 981 Modoc S Warner Mtns. 1829 Comment
  HSC69529  Hieracium albiflorum Gary Schoolcraft 1980-7-22 325 Modoc Lake City Canyon 1890 Comment
  HSC81134  Hieracium horridum G. M. Riegel 1979-8-25 692 Modoc South Warner Mtns. 1670 Comment
  JEPS36580  Hieracium nudicaule L. S. Smith 1924-6-22 1428 Modoc Lava Beds Modoc Forest, Lava Beds 1310 Comment
  CAS-BOT-BC49479  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5475 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  SEINET191602  Holodiscus discolor var. glabrescens Marion Ownbey, Fred G. Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  SEINET8408787  Holodiscus microphyllus Unknown 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC214685  Holodiscus microphyllus var. glabrescens Elmer Ivan Applegate 1932-8-5 8181 Modoc Cedar Moutain, Warner Mts. Comment
  CAS-BOT-BC214693  Holodiscus microphyllus var. glabrescens K. Paulson; Robert Paulson 1991-8-10 252 Modoc Near Manzanita Lookout. 2065 Comment
  CAS-BOT-BC214696  Holodiscus microphyllus var. glabrescens Francis Dorris Payne 1929-7-26 109 Modoc Pine Creek Basin. 2133 Comment
  CAS-BOT-BC214698  Holodiscus microphyllus var. glabrescens Belknap C. Goldsmith 1910-7-22 14 Modoc Summit of Sugar Hill, Warner Mts. 2133 Comment
  CAS-BOT-BC95209  Holosteum umbellatum subsp. umbellatum Bruce Bartholomew 1994-5-28 6711 Modoc 8.5 km E of Likely on road to Jess Valley along the S Fork of the Pit River. 1620 Comment
  SEINET190959 Image available Hordeum geniculatum A. A. Beetle 1941-5-29 2839 Modoc Near summit of Mt. Adin. 1829 Comment
  RSA210781  Hordeum jubatum J. Henrickson, C. W. Tilforth 1969-9-4 39064 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point. 1433 Comment
  SBBG115845  Hordeum jubatum B. Crampton 1954-7-7 2160 Modoc 2.5 mi E of Alturas, near radio stn Comment
  UC1037154  Hordeum jubatum Leo Whitney 1935-7-7 3400 Modoc 4 mi nw Canby; Howard Gulch 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
  CAS-BOT-BC214717  Horkelia tridentata Bruce Bartholomew 1995-6-1 6918 Modoc NW edge of Little Hot Spring Valley NW of Day. 1080 Comment
  UC12373  Horkelia tridentata subsp. tridentata Milo S. Baker 1893-6-20 Modoc Comment
  UCSB27161  Hydrophyllum capitatum Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake; east of Likely; Warner Mtns. 1767 Comment
  CAS-BOT-BC179323  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; Barrett Anderson 1988-5-12 4099 Modoc White Horse. 1340 Comment
  CAS-BOT-BC179328  Hydrophyllum capitatum var. alpinum Robert J. Weatherby 1955-7-7 1602 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC179330  Hydrophyllum capitatum var. alpinum Annie Montague Alexander; L. Kellogg 1946-6-8 4704 Modoc Near 3 mile Ranger Station sign, road from Eagleville to Patterson Mill. 2225 Comment
  CAS-BOT-BC180022  Hydrophyllum capitatum var. alpinum Elmer Ivan Applegate 1932-8-2 8092 Modoc Mill Creek Meadows, western slope of Warner Mts. Comment
  CHSC30635  Hydrophyllum capitatum var. alpinum NEH Prouty 1980-6-2 170 Modoc Modoc National Forest, Warner Mt District Sheep Rock T. S. Comment
  JEPS4029  Hydrophyllum capitatum var. alpinum Frances D. Payne 1931-6-25 267 Modoc 2 mi sw Warren Peak; Warner Mountains, Pine Creek Basin 2316 Comment
  UC1075750  Hydrophyllum capitatum var. alpinum Robert J. Weatherby 1955-7-7 1602 Modoc Dismal Swamp Warner Mountains (n Warner Mountains) 2240 Comment
  CAS-BOT-BC179326  Hydrophyllum capitatum var. alpinum Lindsay Stuart Smith; E. H. Steffen 1917-5-21 3 Modoc West Valley camp. 1524 Comment
  POM260002  Hydrophyllum capitatum var. alpinum C. L. Hitchcock 1940-5-27 6682 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA420900  Hydrophyllum capitatum var. alpinum Christopher Davidson 1973-5-26 2717 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  SEINET11259591 Image available Hymenoxys hoopesii D. A Charlet 1989-8-15 496 Modoc Warner Mountains, 1.2 km northwest of Eagle Peak 2550 Comment
  CAS-BOT-BC179898  Hypericum anagalloides Bruce Bartholomew; Barrett Anderson 1990-7-20 5537 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  CAS-BOT-BC179900  Hypericum anagalloides Bruce Bartholomew; Barrett Anderson 1988-7-22 4509 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  UC635674  Hypericum formosum var. scouleri F. H. Frost 1925-7-24 163 Modoc Eagle Peak Warner Mts., Eagle Peak Comment
  CAS-BOT-BC179893  Hypericum scouleri R. M. Austin 1894-1-1 Modoc Davis Creek. 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-BC179102  Iliamna bakeri Edward Kent Balls; Percy C. Everett 1952-10-11 20958 Modoc 0.2 mi. SE of crest of Fandango Pass. 1859 Comment
  SFV7752  Iliamna bakeri T. Gordon, K. Kimbrough 1975-8-15 1216 Modoc Near the entrance to Lava Beds National Monument. 1280 Comment
  UC908149  Ipomopsis aggregata F. H. Frost 155 Modoc Eagle Peak Warner Mtns Comment
  CAS-BOT-BC190652  Ipomopsis aggregata subsp. aggregata K. Paulson; Robert Paulson 1989-7-2 163 Modoc Near Grouse Springs. 1621 Comment
  SEINET12330750  Ipomopsis congesta M. Ownbey, Meyer, F. G. 1940-1 2133 Modoc Cedar Pass, Warner Mts Comment
  CAS-BOT-BC190644  Ipomopsis congesta subsp. montana Bruce Bartholomew 1990-8-4 5637 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 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
  POM75252  Ipomopsis tenuituba Mrs. R. M. Austin 1895-07 449 Modoc Sugar Hill 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
  CAS-BOT-BC245098  Iris missouriensis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16450 Modoc Southern outskirts of Fort Bidwell. Comment
  CAS-BOT-BC245102  Iris missouriensis Gordon H. True 1964-6-3 1449 Modoc Ca. 5 mi. S of Cedarville. 1463 Comment
  UC4305  Iris missouriensis Mrs. R. M. Austin and Bruce Jun 1898 2231 Modoc Goose Lake valley Comment
  UC429170  Iris missouriensis Milo S. Baker 1893-1 Modoc Big Valley; Lassen and Modoc Counties Comment
  UC2043246  Isatis tinctoria Barbara Ertter 1995-7-1 14457 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  CAS-BOT-BC30186  Isoetes bolanderi Bruce Bartholomew 1991-8-6 6082 Modoc N Emerson Lake, E side of Warner Mts. 2370 Comment
  CAS-BOT-BC49490  Iva axillaris subsp. robustior Bruce Bartholomew; Barrett Anderson 1990-7-20 5452 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CAS-BOT-BC214719  Ivesia gordonii Bruce Bartholomew 1990-8-4 5643 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  CAS-BOT-BC214722  Ivesia gordonii Annie Montague Alexander; L. Kellogg 1946-8-9 5140 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC245071  Juncus bufonius var. occidentalis Louis Cutter Wheeler 1935-8-1 3738 Modoc Dismal Swamp. 2225 Comment
  CAS-BOT-BC245068  Juncus confusus Barrett Anderson 1986-7-10 3187 Modoc West Warner Rd at Mud Springs Flat. 1965 Comment
  CAS-BOT-BC245063  Juncus ensifolius Bruce Bartholomew; Barrett Anderson 1988-7-23 4595 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  HSC14016  Juncus ensifolius M. T. Milligan 1966-8-3 635 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC245054  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1995-6-3 6956 Modoc Fletcher Creek E of Pease Cabin between Goose Lake and Crowder Flat Road. 1520 Comment
  HSC14034  Juncus mertensianus M. T. Milligan 1965-7-10 429 Modoc W slope of Eagle Peak. 2439 Comment
  CHSC30638  Juncus nevadensis N. E. H. Prouty 1980-7-1 193 Modoc Modoc Nat. Forest. Bear Flat T.S. Along drainage running south from Bear Flat Pond into Soup Creek. 1798 Comment
  HSC14092  Juncus nevadensis M. T. Milligan 1965-6-23 310 Modoc N end Jess Valley 1616 Comment
  UCR67433A  Juncus saximontanus George K. Helmkamp 1990-9-23 J- 12 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  JEPS48237  Juniperus communis Frances D. Payne 1932-7-1 653 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 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-BC81199  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81203  Juniperus occidentalis Florence Angwin 1945-10-27 s.n. Modoc Adin Comment
  CHSC115481  Juniperus occidentalis L. P. Janeway 2014-7-8 11469 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  HSC45869  Juniperus occidentalis J. P. Smith, J. O. Sawyer 1972-5-7 5283 Modoc 1.3 mi. E of Davis Creek on road to plum Valley Campground 1433 Comment
  NY20194  Juniperus occidentalis F. R. Fosberg 1957-8-18 38855 Modoc This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  JEPS121195  Juniperus occidentalis var. occidentalis Lowell Ahart, John Dittes 2013-7-25 18949 Modoc 20 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
  POM337227  Juniperus occidentalis var. occidentalis F. R. Fosberg 1957-8-18 38855 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  RSA0039543  Juniperus occidentalis var. occidentalis Lowell A. Ahart, John Dittes 2008-8-26 15358 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  CAS-BOT-BC248318  Kalmia polifolia B. Bartholomew; H. Sun 2002-6-24 8869 Modoc Between Dismal Swamp and Cave Lake, W slope of the Warner Mountains near the Oregon border 2140 Comment
  SD46617  Kalmia polifolia Robert J. Weatherby 1955-7-7 1598 Modoc Mineral Spring near Dismal Swamp, Warner Mountains. 2330 Comment
  UC748424  Kalmia polifolia subsp. microphylla Annie M. Alexander and Louise Kellogg 1946-6-27 4852 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  CAS-BOT-BC225086  Kelloggia galioides Annie Montague Alexander; L. Kellogg 1946-7-23 5039 Modoc E slope of Emerson Peak. Comment
  CAS-BOT-BC225095  Kelloggia galioides Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10614 A Modoc Summit of Fandango Pass. 1889 Comment
  POM68593  Kelloggia galioides R. M. Austin 1895-07 405 Modoc Willow Creek (Devils Garden) Comment
  CDA3144  Kochia scoparia T. C. Fuller 1962-8-3 9488 Modoc Tulelake Basin; 1.6 miles north of Stronghold. 0 Comment
  UCD85732  Koeleria macrantha Beecher Crampton; Carl Rimbey 1954-7-8 2182 Modoc west slope of Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CHSC106179  Lactuca serriola Lowell Ahart; John Dittes 2010-8-30 17073 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121203  Lactuca serriola Lowell Ahart, John Dittes 2013-7-25 18947 Modoc 30 yards N of the E-W fence, south edge of Ash Creek Floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air miles S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  UC71840  Lactuca tatarica subsp. pulchella M. H. Manning 1904-9-4 Modoc Alturas Comment
  UC33034  Lactuca tatarica subsp. pulchella Milo S. Baker 1893-6-1 Modoc Comment
  JEPS117165  Lagophylla ramosissima Lowell Ahart, John Dittes 2010-8-30 17065 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  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
  CDA13473  Lagophylla ramosissima subsp. ramosissima G. F. Hrusa, T. D. Wilfred 1996-7-21 13320 Modoc Modoc Plateau; adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC100459  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2008-8-25 15327 Modoc On the west side County Road 91, 3.9 miles (air) north-northeast of Lookout. 1275 Comment
  CAS-BOT-BC54071  Lappula redowskii Elmer Ivan Applegate 1897-5-31 885 Modoc E side of Tule Lake, near Cornell. Comment
  UC78791  Lappula redowskii Mrs. R. M. Austin May 1894 23 Modoc Sugar Loaf Hill Comment
  CAS-BOT-BC181982  Lathyrus brownii Roxana Stinchfield Ferris; R. Duthie 1919-6-13 124 Modoc Above Parker Creek, Warner Mts. 2133 Comment
  JEPS64864  Lathyrus brownii N. Mirov 1929-6-16 Modoc Warner Mts. 1615 Comment
  UCD35724  Lathyrus lanszwertii Beecher Crampton 1960-6-17 5682 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  JEPS55326  Lathyrus rigidus Mrs. R. M. Austin and Bruce Jul 1898 2220 Modoc Goose Lake Comment
  RSA488570  Lathyrus rigidus Bruce Bartholomew 1988-5-14 4185 Modoc 4.5 km S of Davis Creek on Hwy 395, SE side of Goose Lake 1470 Comment
  CAS-BOT-BC49457  Layia glandulosa Lindsay Stuart Smith; E. H. Steffen 1917-5-26 15 Modoc West Valley camp. 1554 Comment
  POM77416  Ledum glandulosum Mrs. R. M. Austin 1895-07 304 Modoc Tamaracks Comment
  UC22070  Ledum glandulosum Mrs. R. M. Austin Aug., 1894 Modoc Head of Lassen Creek Comment
  CHSC117030  Lemna minuta Lowell Ahart; John Dittes 2016-6-6 20969 Modoc About 100 yards east of the parking area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte parking area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS123836  Lemna minuta Lowell Ahart, John Dittes 2015-7-17 20397 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
  POM228875  Lemna trisulca L. C. Wheeler 1935-10-2 4015 Modoc Alturas, 2 miles south 1357 Comment
  UC1101269  Lemna trisulca Herbert L. Mason, Verne Grant 1947-7-12 13432 Modoc n of Likely (Corportation Ranch Headquarters); Corportation Ranch Headquarters Comment
  UCD138196  Lemna trisulca Verne Grant; Irving Schneider 1947-7-19 8065 Modoc Corporation ranch; south of south loop road, south of Alturas. Comment
  CAS-BOT-BC88679  Lepidium acutidens Alice Eastwood; John Thomas Howell 1940-6-11 8019 Modoc Near Canby. Comment
  CAS-BOT-BC58456  Lepidium campestre Bruce Bartholomew 1995-6-1 6925 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  CHSC117261  Lepidium campestre Lowell Ahart; John Dittes 2016-7-14 21162 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS117383  Lepidium campestre Lowell Ahart, John Dittes 2010-8-31 17109 Modoc About 40 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
  NY119813  Lepidium chalepense K. Paulson 1990-7-21 214 Modoc Patterson Meadow, Warner Mountains Comment
  NY23161  Lepidium dictyotum var. dictyotum B. M. Bartholomew 1995-5-13 6904 Modoc East of Eagleville near Eagleville Airport, south end of Surprize Valley 1390 Comment
  SEINET5341382  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 -1 Modoc NW of Alturas, N of Hwy 299, Crowder Flat road. 1372 Comment
  CAS-BOT-BC242078  Leucocrinum montanum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6467 Modoc Below Emerson Campground, E side of Warner Mountains. 1710 Comment
  UC1134622  Leucocrinum montanum R. C. Wilson 1933-5-23 26 Modoc Pothole Gulch; Modoc National Forest, Canby Quad. 1341 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
  RSA520450  Leucophysalis nana Bruce Bartholomew, B. Anderson 1990-7-20 5533 Modoc 3.4 Km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC197455  Lewisia nevadensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 42 Modoc Above Parker Creek, Warner Mts. Comment
  CAS-BOT-BC248369  Lewisia nevadensis B. Bartholomew; H. Sun 2002-6-24 8858 Modoc Headwaters of Davis Creek, W side of the Warner Mountains 2160 Comment
  HSC80774  Lewisia nevadensis G. M. Riegel 1978-7-12 63 Modoc S Warner Mtns. 2100 Comment
  UC7805  Lewisia nevadensis M. S. Baker and Frank Nutting 1894-7-20 Modoc Forestdale 1371 Comment
  RSA464466  Lewisia nevadensis George Willet 1935-6-21 s.n. Modoc Modoc County: Warren Mtns. 2439 Comment
  CAS-BOT-BC248367  Lewisia rediviva B. Bartholomew; H. Sun 2002-6-24 8854 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CAS-BOT-BC444400  Lewisia rediviva Francis Dorris Payne 1929-6-23 25 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  UC70680  Leymus cinereus Mrs. M. H. Manning June 1903 422 Modoc north-eastern Modoc Co. Comment
  CDA32457  Leymus cinereus G. D. Barbe, T. C. Fuller 1979-8-21 2546 Modoc East side of County Highway 1, 5.6 km south of Fort Bidwell, 3.2 lm north of Fandango Pass Road. 0 Comment
  UC1024935  Leymus triticoides Leo Whitney 1935-7-1 3341 Modoc 17 mi nw Canby; Badger Wells Comment
  UC1037146  Leymus triticoides Leo Whitney 1935-7-2 3324 Modoc ca 17 mi nw Canby; Badger Wells Comment
  CAS-BOT-BC436039  Ligusticum grayi Elmer I. Applegate 1932-8-2 8077 Modoc Mill Creek Meadows, western slope of Warner Mountains Comment
  CAS-BOT-BC436037  Ligusticum grayi John Thomas Howell 1934-6-14 12150 Modoc Warner Mts., near Los Lake 2438 Comment
  CAS-BOT-BC242073  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-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-BC498675  Linanthus Clare B. Hardham 1961-6-18 s.n. Modoc Warner Muntains. Cedar Pass Comment
  UC449824  Linanthus ciliatus Franklin P. Nutting Modoc near Egg Lake; Lava Comment
  CAS-BOT-BC198042  Linanthus harknessii Margaret J. Williams 1983-7-29 83- 116 -8 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 Comment
  POM260728  Linanthus pungens subsp. pulchriflorus Alice Eastwood, J. T. Howell 1940-6-12 8048 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC229897  Linaria dalmatica W. T. Parsons; Thomas C. Fuller 1960-7-27 4875 Modoc Lassen Creek, near Sugar Hill Planting. Comment
  UCD123896  Linaria dalmatica subsp. dalmatica T. C. Fuller 1963-8-27 11168 Modoc old saw mill site, Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. Comment
  CAS-BOT-BC179167  Linum lewisii Leland S. Smith 1917-7-24 123 Modoc Joseph Creek. 1828 Comment
  HSC15811  Linum lewisii M. T. Milligan 1965-6-26 340 Modoc E slope 1677 Comment
  CAS-BOT-BC242177  Listera convallarioides C. C. (Mrs.) Bruce 1898-1-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC225812  Lithophragma glabrum Edward Kent Balls 1950-5-11 14630 Modoc 8.1 mi. NE of Fort Bidwell, above Cow Head Lake, along 8-Mile Creek. 1463 Comment
  CAS-BOT-BC225827  Lithophragma parviflorum Mrs. H. C. Cantelow 1941-5-23 Modoc 2 mi. W of Adin Pass Summit, W of Alturas, near U.S. Hwy 299. Comment
  CAS-BOT-BC225829  Lithophragma parviflorum Bruce Bartholomew 1991-6-20 5792 B Modoc Fox Mountain Spring, ca. 10 km NW of Adin. 1620 Comment
  HSC20219  Lithophragma parviflorum M. T. Milligan 1964-6-25 77 Modoc Upper Lassen Creek 1829 Comment
  RSA59724  Lithophragma parviflorum E. K. Balls 1950-5-18 14750 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  CAS-BOT-BC225847  Lithophragma tenellum Leland S. Smith 1919-5-3 1087 Modoc Rock Spring. 1722 Comment
  SJSU5767  Lithophragma tenellum H. L. Buckalew 1961-6-24 Modoc 1.5 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 2011 Comment
  RSA59863  Lithospermum ruderale E. K. Balls 1950-5-11 14614 Modoc 2 miles N of Lake City. W of Upper Alkali Lake. 1418 Comment
  CHSC107350  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
  CHSC66982  Lomatium bicolor var. leptocarpum James D. Jokerst 1987-5-12 2842 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Center of wedge of section 28. Comment
  HSC28842  Lomatium bicolor var. leptocarpum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19497 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC1563661  Lomatium bicolor var. leptocarpum Barbara Ertter 1989-5-2 8432 Modoc on Hwy. 395 n.e. Alturas (2.9 mi. n. of junction to Cedarville (Rt. 299)) 1402 Comment
  UC1587086  Lomatium bicolor var. leptocarpum G. Schoolcraft 1991-6-18 2165 Modoc ca. 4 mi. n.e. Adin (w. of Hwy. 299) 1304 Comment
  UC21263  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin and Bruce June 1898 2283 Modoc Fields, Goose Lake Comment
  UC1483806  Lomatium canbyi G. Schoolcraft 1980-4-10 205 Modoc near intersection of Hwys 395 and 299 on powerline R/W 1499 Comment
  CDA38469  Lomatium dissectum T. C. Fuller 1963-6-11 10646 Modoc Little Meadow Campground, South Fork of the Pit River, 7.9 miles east of Likely. 0 Comment
  NY1141374  Lomatium foeniculaceum var. macdougalii B. M. Bartholomew 1995-5-13 6909 Modoc 4.8 km west of Eagleville, east side of the south end of Surprize Valley 1480 Comment
  CAS-BOT-BC30132  Lomatium grayi var. grayi C. C. (Mrs.) Bruce 1899-1-1 2490 Modoc Lake City Mt. Comment
  CAS-BOT-BC30134  Lomatium hendersonii Bruce Bartholomew; Barrett Anderson 1988-5-13 4160 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  UC21228  Lomatium macrocarpum Mrs. R. M. Austin and Bruce 1898-6-1 2285 Modoc Goose Lake Comment
  POM78180  Lomatium nevadense C. C. Bruce 1895-05 28 Modoc Goose Lake Valley Comment
  RSA125347  Lomatium nevadense P. H. Raven, Otto T. Solbrig 1958-6-18 13311 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  CAS-BOT-BC15760  Lomatium nevadense var. nevadense James D. Jokerst 1983-5-31 1802 Modoc Near Signal Butte. 1340 Comment
  UC106254  Lomatium nevadense var. nevadense Mrs. R. M. Austin May 1884 87 Modoc Goose Lake Valley Comment
  UC1616070  Lomatium nevadense var. nevadense S. Saufferer 1973-5-5 132 Modoc ca. 7 1/2 mi. s. Pine Creek (along Hwy. #395) Comment
  OBI47980  Lomatium nudicaule Rhonda Riggins 1989-4-28 1663 Modoc Pencil Rd. 4.4 mi N of Hwy 395 E of Alturas Comment
  CAS-BOT-BC15770  Lomatium nudicaule K. Paulson; Robert Paulson 1988-6-19 55 Modoc Loveness road. 1493 Comment
  SEINET8802402  Lomatium nudicaule R. R. Halse 1976-6-13 1400 Modoc Modoc National Forest, Upper Rush Creek Campground 1585 Comment
  UC21247  Lomatium nudicaule Milo S. Baker 1893-6 Modoc Comment
  UC106266  Lomatium triternatum var. macrocarpum Mrs. R. M. Austin 1894-1 78 Modoc Lava Beds w. Willow Creek; Lava Beds Comment
  CAS-BOT-BC21407  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-30 12253 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC21413  Lomatium triternatum var. triternatum K. Paulson; Robert Paulson 1989-5-8 105 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC21423  Lomatium triternatum var. triternatum Annie Montague Alexander; L. Kellogg 1946-6-27 4842 Modoc Highgrade, top of ridge 2 mi. by road from Dismal Swamp. 2377 Comment
  RSA248724  Lomatium vaginatum Christopher Davidson 1973-5-26 2124 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  RSA503237  Lonicera interrupta Bruce Bartholomew, B. Anderson 1988-6-23 4268 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  CAS-BOT-BC95175  Lonicera involucrata var. involucrata Francis Dorris Payne 1955-7-21 Modoc Lily Lake. Comment
  JEPS123857  Lotus corniculatus Lowell Ahart, John Dittes 2015-7-16 20379 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS118255  Lotus denticulatus Lowell Ahart, John Dittes 2011-6-22 17545 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
  RSA339166  Lotus denticulatus Margaret J. Williams 1984-6-20 84- 82 -2 Modoc 13.4 mi W along Parker Creek Road. 1585 Comment
  UC526196  Lotus humistratus John Thomas Howell 1934-6-15 12204 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC8390  Lotus leonis Leo David Whitney 1934-6-3 1920 Modoc Hackamore River, Hackamore 1463 Comment
  CAS-BOT-BC181945  Lotus purshianus var. purshianus Bruce Bartholomew 1989-8-10 5039 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  UC15516  Lotus purshianus var. purshianus Milo S. Baker 1893-6 Modoc Lava Beds Comment
  CAS-BOT-BC181925  Lupinus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10584 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts. Comment
  RSA296808  Lupinus albifrons var. albifrons Leland S. Smith 1918-8-13 1035 Modoc Silver Creek foothills, south Warner mts. Comment
  CAS-BOT-BC181913  Lupinus arbustus K. Paulson; Robert Paulson 1991-7-27 245 Modoc Sugar Hill area. 2118 Comment
  CAS-BOT-BC181916  Lupinus arbustus Alice Eastwood; John Thomas Howell 1940-6-13 8141 Modoc Fandango Pass. Comment
  CAS-BOT-BC181918  Lupinus arbustus Robert Patterson; Mona Bourell 1993-8-14 5227 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  UC748284  Lupinus arbustus Annie M. Alexander and Louise Kellogg 1946-7-22 5038 Modoc Bear Camp Flat , Bear Camp Flat (Warner Mountains) 2286 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-BC182179  Lupinus argenteus Francis Dorris Payne 1931-6-20 206 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC865119  Lupinus argenteus A. A. Heller 1938-6-24 15222 Modoc between Alturas and Canby; between Alturas and Canby 1341 Comment
  POM299303  Lupinus argenteus var. argenteus H. C. Cantelow 1940-5-31 s.n. Modoc 18 miles west of Canby. Comment
  RSA705044  Lupinus argenteus var. argenteus Darley Howe 1979-6-27 5113 Modoc Area west of Goose Lake. Comment
  CAS-BOT-BC182091  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47454 Modoc Highway 395, Davis Creek (town), 6.4 mi. S. Comment
  CAS-BOT-BC182104  Lupinus argenteus var. heteranthus John Thomas Howell 1934-6-14 12181 Modoc Near North Fork of Baxter Creek, Warner Mts. 1524 Comment
  CAS-BOT-BC182120  Lupinus argenteus var. heteranthus Elmer Ivan Applegate 1932-7-9 7573 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  SBBG125477  Lupinus argenteus var. heteranthus L. Ahart, J. Dittes 2012-7-10 18330 Modoc ca. 300 yards NE of old barn, on the sides of mowed rd; Ash Crk State Wildlife Area NE of Bieber, Big Valley 1266 Comment
  UC1540230  Lupinus argenteus var. heteranthus Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9082 Modoc roadside of Highway 299, 1.6 mi e of center of town Cedarville; e of center of town of Cedarville 1402 Comment
  JEPS15481  Lupinus argenteus var. heteranthus Joseph and Hilda Grinnell 1938-6-14 1105 a Modoc along hiway #395 between Alturas and Oregon line (Fairport); Fairport 1524 Comment
  NY746668  Lupinus brevicaulis B. M. Bartholomew 1995-6-2 6933 Modoc 6.4 km east of Eagleville, south end of Surprize Valley 1380 Comment
  HSC76462  Lupinus burkei B. J. Cox 1970-6-8 2080 Modoc 1 mi. N of Davis Creek, on U.S. Hwy. 395 Comment
  SD61033  Lupinus caudatus Darley F. Howe 1964-7-31 3907 Modoc 8.5 miles from entrance to Modoc National Forest; road east of Likely, Warner Mountains. Comment
  HSC14855  Lupinus latifolius M. T. Milligan 1966-8-3 637 Modoc W slope of Eagle Peak 2439 Comment
  UC127014  Lupinus latifolius var. viridifolius Mrs. Austin and Mrs. Bruce July 1898 Modoc Fields Comment
  UC201975  Lupinus latifolius var. viridifolius Mrs. M. H. Manning Aug. 1914 Modoc on Cedarville and Alturas Road 8 mi below Summit Warner Mts.; , below Summit on Cedarville and Alturas Rd. Comment
  CAS-BOT-BC181877  Lupinus lepidus var. lobbii Elmer Ivan Applegate 1932-8-1 8051 Modoc Near summit of Warren Peak, Warner Mts. 2895 Comment
  CAS-BOT-BC181879  Lupinus lepidus var. lobbii Bruce Bartholomew 1992-8-8 6364 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  CAS-BOT-BC181855  Lupinus leucophyllus Bruce Bartholomew 1994-7-4 6846 Modoc Coffee Mill Gully. 1430 Comment
  UC201968  Lupinus leucophyllus Franklin P. Nutting Modoc near Egg Lake (Lava); , near Egg Lake Comment
  RSA504640  Lupinus microcarpus Bruce Bartholomew, B. Anderson 1988-6-23 4247 Modoc 4.2 kim NW of Day. 1020 Comment
  UC199285  Lupinus microcarpus var. densiflorus M. F. Gilman 562 Modoc Comment
Read comments
Jan 12 2007
  CAS-BOT-BC181833  Lupinus microcarpus var. microcarpus Alice Eastwood; John Thomas Howell 1940-6-11 8021 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC181836  Lupinus microcarpus var. microcarpus Margaret J. Williams; Thad Holcomb; Betty Holcomb; L. Saxton 1988-5-28 88- 24 -1 Modoc Grad up to Crowder Flat from Hwy 229, W of Alturas. Top of steep bank by road. Comment
  CAS-BOT-BC181838  Lupinus microcarpus var. microcarpus F. Angwin 1946-5-3 Modoc Big Valley, 2 mi. NW of Adin. 1280 Comment
  CAS-BOT-BC181840  Lupinus microcarpus var. microcarpus Mrs. H. C. Cantelow 1940-5-31 Modoc 3 mi. E of Canby. Comment
  UC1736638  Lupinus microcarpus var. microcarpus Dean Wm. Taylor with Robert A. Price 1988-6-4 9758 Modoc Tule Lake Basin; Dobie Flat, 2.6 miles S10 E of Casuse Mountain, 1280 Comment
  NY747604  Lupinus polyphyllus var. saxosus B. M. Bartholomew 1988-5-13 4149 Modoc Along Parker Creek Road, at the border of Modoc National Forest and ca. 16 km WSW of Alturas, side of the Warner Mountains 1580 Comment
  SEINET7927480  Lupinus polyphyllus var. saxosus R. C. Barneby 1982-5-25 17841 Modoc In W. foothills of Warner Mts. 9 mi. N.-E. of Alturas.; 0 1550 Comment
  CAS-BOT-BC181820  Lupinus saxosus Edward Kent Balls 1950-5-20 14805 Modoc 3.3 mi. above South Fork Public Camp, South Fork Pit River on way to Jess Valley. 1463 Comment
  HSC76500  Lupinus subvexus var. subvexus Cox, Dunn, Fleak 1970-6-8 1955 Modoc 6 mi. N of Alturas at jct. of US Hwy. 395-299 with Cedarville Rd. 1463 Comment
  JEPS67161  Luzula comosa var. laxa M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  POM215937  Lycium barbarum Louis C. Wheeler 1935-10-10 4033 Modoc Alturas. 1357 Comment
  RSA29709  Lycium barbarum Louis C. Wheeler 1935-10-10 4033 Modoc Alturas. 1357 Comment
  CDA19943  Lycium barbarum D. Kratville 2002-6-19 PDR 1204560 Modoc Northern California; Center of Alturas on Hwy 395. 0 Comment
  CHSC106349  Lythrum tribracteatum Lowell Ahart; John Dittes 2010-8-30 17055 Modoc North side of a small wash, about 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA0016028  Lythrum tribracteatum H. L. Mason, Verne Grant 1947-7-10 13324 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  JEPS5984  Madia Frances D. Payne 1931-6-21 227 Modoc ridge w Dry Creek (northern tributary of Parker Creek); Warner Mountains 1981 Comment
  UC33220  Madia elegans Milo S. Baker 1893-6-29 Modoc Comment
  UCD134199  Madia elegans Verne Grant; Irving Schneider 1947-8-29 8351 Modoc Pit River, one mile west of Bridge 305, Highway 299, four miles southwest of Canby. Comment
  POM54288  Madia elegans subsp. elegans Milo S. Baker 1899-8-18 s.n. Modoc Little Hot Spring Valley Comment
  JEPS6001  Madia glomerata Frances D. Payne 1933-8-5 771 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SJSU9604  Madia glomerata W. Savage 1979-7-5 1372 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  POM203072  Madia glomerata J. T. Howell 1934-7-3 12375 Modoc 5 miles S of Hackamore Comment
  CAS-BOT-BC49415  Madia gracilis Annie Montague Alexander; L. Kellogg 1946-7-10 4956 Modoc Eight Mile Creek, NE corner of county 1752 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
  RSA486353  Mahonia repens Bruce Bartholomew, B. Anderson 1988-5-13 4175 Modoc 0.6 km N of Jess Valley on West Warner Road, W side of the Warner Mountains. Northern Jeffrey pine forest. 1620 Comment
  CAS-BOT-BC242037  Maianthemum racemosum Leland S. Smith 1918-6-22 953 Modoc Lily Lake. 1981 Comment
  CAS-BOT-BC242039  Maianthemum racemosum M. M. Hanna 1956-6-5 976 Modoc Cedar Pass. Comment
  POM260013  Maianthemum racemosum subsp. amplexicaule C. L. Hitchcock 1940-5-27 6681 Modoc 15 miles northeast of Alturas. 1616 Comment
  POM169302  Maianthemum stellatum M. H. Manning 1903-1 114 Modoc Fort Bidwell, northeastern Modoc Co. Comment
  RSA59523  Maianthemum stellatum E. K. Balls 1950-5-21 14817 Modoc Around South Fork Public Camp, South Fork Pit River, Likely to Jess Valley 1433 Comment
  CAS-BOT-BC49389  Malacothrix sonchoides Bruce Bartholomew 1991-6-22 5845 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  CDA4989  Malva neglecta T. C. Fuller 1958-7-8 1975 Modoc Corporation Ranch, Likely. 0 Comment
  JEPS68660  Malva neglecta W. L. Jepson 1918-8-6 7852 Modoc near Fort Bidwell (in Surprise Valley); Surprise Valley 1447 Comment
  CAS-BOT-BC30189  Marsilea oligospora D. Toren; Barbara Trowbridge 1975-6-21 5313 Modoc In Boles Creek, between Crowder Flat and Clear Lake. 975 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
  UC1024856  Melica bulbosa Leo Whitney 1935-7-6 3186 Modoc 2 mi n Hole-in-the-rock (ca 18 mi wnw of Canby) Comment
  HSC1664  Melica bulbosa M. T. Milligan 1965-7-10 424 Modoc West slope of Eagle Peak 2439 Comment
  JEPS74034  Melica fugax Frances D. Payne 1932-7-1 654 Modoc 2 mi sw Mt. Warren (se Modoc County); Pine Creek Basin Comment
  UCD88671  Melica subulata R. Tofsrud 1947-7-1 251 Modoc 5 mi. W of Ft. Bidwell. Comment
  CAS-BOT-BC179863  Mentha arvensis Bruce Bartholomew 1989-8-11 5056 Modoc Along W side of Goose Lake, 12.4 km N of McGinty Point on National Forest Road 48. 1430 Comment
  CAS-BOT-BC179866  Mentha arvensis Verne Grant; I. Schneider 1947-7-18 8050 Modoc Eastside canal, 5 mi. N of Bayley's bridge, S of Alturas. Comment
  JEPS63462  Mentha canadensis W. L. Jepson 1918-8-11 7944 Modoc Jess Valley 1584 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
  POM84014  Mentzelia albicaulis R. M. Austin s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC179131  Mentzelia dispersa Annie Montague Alexander; L. Kellogg 1946-6-10 4714 Modoc Lava bench between Lower and Snake Lakes. Comment
  CAS-BOT-BC179150  Mentzelia dispersa Bruce Bartholomew; Barrett Anderson 1988-6-24 4360 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  RSA101492  Mentzelia dispersa R. Weatherby 1955-7-8 1611 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  UC872459  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6675 Modoc 15 m ne Alturas 1615 Comment
  UC711841  Mentzelia laevicaulis var. laevicaulis Roxana S. Ferris and Laura Lorraine 1941-8-14 10608 Modoc on road between Fort Bidwell and Pine Creek (East slope of Fandangao Pass near base of pass.); Warner Mountains Comment
  CAS-BOT-BC179116  Mentzelia veatchiana Bruce Bartholomew 1991-6-22 5854 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CAS-BOT-BC170843  Mentzelia veatchiana Ira L. Wiggins; Dorothy B. Wiggins 1961-6-12 16439 Modoc Sunny hillsdie 4 mi. E of summit of Cedar pass, along Cedar Pass Road Comment
  UC1063982  Mertensia ciliata R. C. Wilson 1933-6-5 40 Modoc Pothole Gulch 1310 Comment
  UC79014  Mertensia ciliata Mrs. R. M. Austin Jul 1894 276 Modoc Lassen Creek Comment
  HSC3716  Mertensia ciliata var. stomatechoides M. T. Milligan 1965-6-30 396 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  HSC80938  Mertensia ciliata var. stomatechoides G. M. Riegel 1980-7-30 973 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC54005  Mertensia longiflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6510 Modoc Edge of Jim's Flat along Oregon border. 1750 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
  RSA531357  Mertensia oblongifolia var. amoena Bruce Bartholomew, Anderson 1989-6-2 4794 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC58777  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6301 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  CAS-BOT-BC58780  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6309 Modoc Upper end of Pleasants Canyon, W side of Warner Mountains. 1930 Comment
  CAS-BOT-BC225957  Micranthes nidifica Robert Patterson; Mona Bourell 1993-8-14 5229 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC225959  Micranthes nidifica E. S. Willits 1940-5-16 254 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC225960  Micranthes nidifica Mrs. H. C. Cantelow 1941-5-23 3533 Modoc E of Adin Pass Summit between Adin Canby, Hwy 299. 1576 Comment
  CAS-BOT-BC49397  Microseris nutans Elmer Ivan Applegate 1932-8-1 8005 Modoc Mill Creek Meadows, western slope of Warner Mts. Comment
  RSA0089791  Microseris nutans Dean Wm. Taylor 2012-6-5 21216 Modoc Vicinity Crank Spring (11 air miles North of Lookout). 1365 Comment
  POM203847  Microseris nutans J. T. Howell 1934-6-13 12051 Modoc Fandango Pass, Warner Mountains. 1829 Comment
  CAS-BOT-BC197905  Microsteris gracilis Bruce Bartholomew 1990-6-15 5242 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 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
  CHSC85182  Microsteris gracilis John Dittes; Josephine Guardino 1991-6-1 356 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  POM299284  Microsteris gracilis subsp. gracilis Frances D. Payne 1931-6-25 269 Modoc Pine Creek Basin 2317 Comment
  UC103785  Mimulus angustatus Mrs. R. M. Austin 1900-1-1 Modoc Comment
  UCD122533  Mimulus cusickii S. E. Schoenig 1998-7-4 98- 67 Modoc N side of Granger Cyn. Rd.,1.5 mi W of Surprise Valley Rd. This intersection being 3.7 miles S of Hwy 299 at Cederville. 1493 Comment
  CHSC117230  Mimulus guttatus Lowell Ahart; John Dittes 2016-7-16 21238 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS11393  Mimulus guttatus W. L. Jepson 1918-8-7 7853 Modoc Mt. Bidwell Warner Mts. 1798 Comment
  UC445217  Mimulus guttatus Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell; 12 Mile Creek Comment
  JEPS11716  Mimulus guttatus Francis W. Pennell Jun 8 1940-Jun 9 1940 25749 Modoc w Cedar Pass (ne of Alturas); Warner Mountains 1798 Comment
  RSA550580  Mimulus guttatus Bruce Bartholomew 1991-7-6 5985 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  UC1537634  Mimulus guttatus Gordon H. True Jr. 1939-7-21 1032 Modoc Jack Swamp Comment
  HSC80801  Mimulus lewisii G. M. Riegel 1980-8-6 997 Modoc South Warner Mtns. 1739 Comment
  UC27044  Mimulus lewisii Mrs. R. M. Austin Sept. 1894 Modoc Cedarville Canyon Comment
  SJSU9892  Mimulus longulus W. Savage 1979-7-26 1571 Modoc Fletcher Cr, Long Meadow Unit, Devils Garden District, Modoc National Forest 1615 Comment
  JEPS86915  Mimulus nanus var. nanus David M. Thompson 1988-6-2 925 Modoc ca. 6.8 mi nw Canby (0.1 mi se of turnoff for Howard's Gulch Campground along Hwy 139) 1500 Comment
  UC1063559  Mimulus nanus var. nanus R. C. Wilson 1933-6-11 44 Modoc Rush Creek Camp Modoc National Forest, Alturas Quadrangle Comment
  POM43834  Mimulus nanus var. nanus R. M. Austin 515 Modoc Alturas. Comment
  UC1736251  Mimulus pygmaeus Dean W. Taylor 1987-6-6 9016 Modoc southeast margin Egg Lake, along the outlet stream 1280 Comment
  UCD77260  Mimulus pygmaeus Robert E. Preston 2000-5-31 1353 Modoc Modoc Plateau, along Hwy 139, ca. 1 mi w of Forest Service Road 44N11. 1463 Comment
  RSA59722  Mimulus suksdorfii E. K. Balls 1950-5-18 14754 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  JEPS28990  Mimulus tilingii Frances D. Payne 1929-7-26 116 Modoc w slope Warner Mountains; Pine Creek Basin 2133 Comment
  UC1025084  Mimulus tricolor Leo Whitney 1935-6-2 3179 Modoc near White Horse; White Horse lake (flat) 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-BC225803  Mitella pentandra Bruce Bartholomew; Barrett Anderson 1988-6-24 4335 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC225806  Mitella pentandra Bruce Bartholomew 1992-5-15 6307 Modoc Upper end of Pleasants Canyon, W side of Warner Mountains. 1930 Comment
  SEINET6167748  Mitella pentandra A. Sanger 1996-7-12 2415 Modoc Joseph Creek, 1 mile southwest of Bald Mountain, end of road 1999 Comment
  CAS-BOT-BC179362  Monardella odoratissima subsp. pallida Leland S. Smith 1924-6-8 1387 Modoc Lavas W of Lava Ranger Station and Egg Lake. 1310 Comment
  CAS-BOT-BC95543  Monolepis nuttalliana Bruce Bartholomew 1991-6-21 5812 Modoc 4 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC197477  Montia chamissoi Bruce Bartholomew; Barrett Anderson 1989-6-3 4861 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC197479  Montia chamissoi Bruce Bartholomew 1995-6-23 7004 Modoc Long Meadow, W of Goose Lake. 1640 Comment
  JEPS17208  Montia chamissoi Frances D. Payne 1932-6-27 616 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  POM101941  Montia chamissoi Mrs. R. M. Austin 1895-07 470 Modoc Goose Lake Valley. Comment
  UC71835  Montia chamissoi Mrs. M. H. Manning 1903-5-1 115 Modoc near Fort Bidwell (in north-eastern Modoc Count) Comment
  CAS-BOT-BC197514  Montia fontana Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10528 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  RSA59649  Montia linearis E. K. Balls 1950-5-12 14642 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake. 1738 Comment
  UC748280  Montia linearis Annie M. Alexander and Louise Kellogg 1946-6-14 4755 Modoc Silver Creek branch of Patterson Mill Road 1828 Comment
  UC1101602  Muhlenbergia asperifolia Herbert L. Mason 1947-8-15 13542 Modoc e side Goose Lake (mouth of creek); Willow Ranch, Crane Creek Comment
Read comments
Aug 21 2013
  RSA757477  Muhlenbergia richardsonis Barbara Ertter 1988-6-18 7609 Modoc West side of Highway 139 just south of where it crosses railroad at junction to Clear Lake, northeast of Dry Lake east of Lava Beds National Monument. 1250 Comment
  UC1254975  Muhlenbergia richardsonis Alice Eastwood and John Thomas Howell 1940-6-14 8205 Modoc near Kelley Hot Springs Comment
  CAS-BOT-BC217294  Myosurus minimus Bruce Bartholomew 1993-6-14 6675 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  RSA399952  Myosurus minimus var. filiformis Christopher Davidson 1973-5-26 2151 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  CAS-BOT-BC180054  Myriophyllum sibiricum Bruce Bartholomew 1992-5-16 6317 Modoc Arnett Spring, N of Bayley Reservoir. 1510 Comment
  SEINET934247  Myriophyllum sibiricum Verne Grant, Herbert L. Mason 1947-1 13385 Modoc Irrigation ditch by Jones Lane, off Highway 395, several miles south of Alturas. Comment
  UC1101500  Myriophyllum sibiricum Herbert L. Mason and Verne Grant 1947-8-13 13531 Modoc n.e. side of F reservoir n. of Canby Comment
  CDA37257  Myriophyllum spicatum B. Villegas 2008-7-24 s.n. Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. 0 Comment
  CDA37306  Myriophyllum spicatum B. Villegas 2008-7-24 s.n. Modoc Alturas; Modoc National Wildlife Refuge; Pond. 0 Comment
  CAS-BOT-BC179315  Nama densa Bruce Bartholomew 1990-6-17 5335 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  CAS-BOT-BC198017  Navarretia breweri Beecher Crampton 1954-7-7 2144 Modoc W side of Cedar Pass, Warner Mts. 1889 Comment
  CAS-BOT-BC198019  Navarretia breweri Mrs. H. C. Cantelow 1940-6-2 s.n. Modoc About 10 miles NW of Canby on road to Lava Bed Monument Comment
  CAS-BOT-BC198022  Navarretia breweri Bruce Bartholomew 1990-6-18 5384 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  JEPS70251  Navarretia breweri Frances D. Payne 1929-7-26 125 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2286 Comment
  RSA73726  Navarretia breweri Alice Eastwood, J. T. Howell 1940-6-13 8133 Modoc West side of Fandango Pass. Comment
  SBBG6031  Navarretia breweri H. and M. Dearing 1939-6-7 3586 Modoc near Cedar Pass, E of Alturas 1676 Comment
  HSC17135  Navarretia breweri M. T. Milligan 1964-6-20 69 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  RSA520380  Navarretia breweri Bruce Bartholomew, B. Anderson 1989-6-1 4761 Modoc S end of Goose Lake. 1460 Comment
  CAS-BOT-BC197998  Navarretia divaricata subsp. vividior Lewis Samuel Rose 1940-6-14 40574 Modoc 8 mi NW of Canby. 1524 Comment
  RSA601501  Navarretia intertexta L. C. Wheeler 1935-8-2 3746 Modoc Twelve Mile Creek. Warner Mountains. Mt. Diablo Mer. 2195 Comment
  CAS-BOT-BC197993  Navarretia intertexta subsp. intertexta Bruce Bartholomew; Barrett Anderson 1988-6-23 4232 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CHSC117237  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2016-7-16 4179 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-BC197985  Navarretia intertexta subsp. propinqua Bruce Bartholomew; Barrett Anderson 1989-6-3 4850 Modoc 6.4 km N of State Hwy 299 on Crowder Flat Road and ca. 5.5 km S of Big Sage Reservoir. 1550 Comment
  UC133669  Navarretia intertexta subsp. propinqua Milo S. Baker 1899-8-24 Modoc Forestdale Comment
  JEPS70412  Navarretia intertexta subsp. propinqua Frances D. Payne 1929-6-29 33 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC197966  Navarretia leucocephala subsp. minima Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13328 Modoc About small lake at eastern outskirts of Lookout. Comment
  UC908645  Navarretia leucocephala subsp. minima Louis C. Wheeler 1935-8-2 3746 Modoc Twelve-mile Creek Warner Mts. 2194 Comment
  UC1228168  Navarretia leucocephala subsp. minima Beecher Crampton 1960-6-17 5679 Modoc 2 mi n Perez 1280 Comment
  RSA148668  Navarretia sinistra Clare B. Hardham 1961-6-19 7819 -A Modoc Willow Creek. Warner Mountains. Comment
  RSA67244  Navarretia sinistra P. A. Munz 1951-9-14 16981 Modoc Cedar Pass, Warner Mountains. 1921 Comment
  UC1587040  Navarretia sinistra G. Schoolcraft 1991-7-25 2189 Modoc about 2 mi w Canby; w of Canby 1463 Comment
  CAS-BOT-BC95149  Nemacladus capillaris Bruce Bartholomew; Barrett Anderson 1988-6-25 4399 Modoc Ryan Canyon, N of Adin. 1390 Comment
  CAS-BOT-BC179307  Nemophila breviflora Bruce Bartholomew 1994-7-2 6812 Modoc E of Bald Mtn. on E side of the Warner Mountains. 2230 Comment
  CAS-BOT-BC179282  Nemophila pedunculata Lincoln Constance 1938-6-12 2337 Modoc Margin of Rush Creek, 8 mi. NE of Adin. 1524 Comment
  UC20412  Neoholmgrenia andina M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  UC336782  Neoholmgrenia andina unknown Modoc Honey Lake Valley Comment
  UC25540  Nepeta cataria Milo S. Baker 1894-8-25 Modoc Forestdale 1371 Comment
  UC71619  Nestotus stenophyllus Mrs. M. H. Manning 472 Modoc Northeaster Modoc County Comment
  SEINET10756784  Nestotus stenophyllus LeRoy E. Detling 1948-5-24 Detling 6255 Modoc North Fork Pit River. 1463 Comment
  CAS-BOT-BC245374  Nicotiana attenuata Isabelo T. Kelly 1930-1-1 38 Modoc Cowhead Lake, NE of Fort Bidwell. Comment
  CAS-BOT-BC58641  Noccaea fendleri subsp. glauca Annie Montague Alexander; L. Kellogg 1946-8-9 5127 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC349918  Nothocalais troximoides B. Bartholomew; M. Bourell 1990-4-27 5177 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass 1540 Comment
  JEPS79207  Nothocalais troximoides L. R. Heckard with Rimo Bacigalupi 1980-6-11 5239 Modoc junction of Parker Creek and Sheilds Creek (about 10 air mi se of Alturas); Parker Creek 1737 Comment
  UC682108  Nothocalais troximoides G. L. Stebbins Jr. with A. A. Beetle 1942-5-30 3248 Modoc 28.5 mi nw Canby (on State Highway No. 29 to Tule Lake, near junction of road to Modoc Lava Beds) Comment
  SEINET230068 Image available Nuphar lutea subsp. polysepala Leila M. Shultz, John S. Shultz 1985-1 8600 Modoc South fork of the Pit River, at crossing 14 mi N. of Likely 1372 Comment
  CAS-BOT-BC190812  Oenothera deltoides subsp. piperi Bruce Bartholomew 1993-6-13 6630 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC190803  Oenothera elata subsp. hirsutissima Bruce Bartholomew 1995-8-1 7143 Modoc 4.5 km N of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC190808  Oenothera elata subsp. hirsutissima Mrs. M. H. Manning 1904-7-1 209 Modoc Fort Bidwell. Comment
  UC20417  Oenothera elata subsp. hirsutissima Mrs. R. M. Austin Jul 1898 163 Modoc Goose Lake Comment
  RSA128680  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc S/4th St., E/East St., Alturas Comment
  CDA7559  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  CAS-BOT-BC50376  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1958-7-9 900 -58 Modoc Alturas. Comment
  CHSC112843  Onopordum acanthium subsp. acanthium Lowell Ahart; John Dittes 2013-7-24 18945 Modoc South high bank of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1272 Comment
  JEPS26037  Onopordum acanthium subsp. acanthium T. C. Fuller 1959-7-8 2795 Modoc Alturas; S/4th St., E/East St. Comment
  HSC81024  Oreostemma alpigenum var. andersonii G. M. Riegel 1980-8-21 1091 Modoc South Warner Mtns. Comment
  HSC80904  Orobanche corymbosa G. M. Riegel 1980-7-14 882 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC190791  Orobanche fasciculata Bruce Bartholomew 1990-6-18 5377 Modoc Crowder Flat Rd, 0.3 km N of turn off to Big Sage Reservoir. 1480 Comment
  RSA59720  Orobanche uniflora E. K. Balls 1950-5-18 14756 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  JEPS5998  Orobanche uniflora subsp. occidentalis Frances D. Payne 1932-6-10 422 Modoc Parker Creek, Warner Mountains, south and east of Alturas. Comment
  UC100822  Orobanche uniflora subsp. occidentalis Milo S. Baker 1890-1 87 Modoc Forestdale. Comment
  JEPS79136  Orobanche uniflora subsp. occidentalis L. R. Heckard with Rimo Bacigalupi 1980-6-11 5238 Modoc Junction of Parker Creek and Shields Creek roads, ca. 10 air miles southeast of Alturas. 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
  NY762091  Orthilia secunda B. M. Bartholomew 1988-7-23 4574 Modoc Dismal Swamp, Warner Mountains. Fort Bidwell 15' Quad. 2180 Comment
  CAS-BOT-BC248325  Orthocarpus cuspidatus B. Bartholomew; H. Sun 2002-6-24 8822 Modoc S end of Sweagert flat ca. 15.3 straight line km WNW of Aden 1820 Comment
  CAS-BOT-BC232324  Orthocarpus cuspidatus subsp. copelandii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 93 Modoc Above Parker Creek. 1828 Comment
  HSC20545  Orthocarpus cuspidatus subsp. cryptanthus M. T. Milligan 1964-7-25 172 Modoc Pine Creek Basin, along trail. 2439 Comment
  RSA516525  Orthocarpus lacerus L. T. Dempster 1961-6-18 1699 Modoc Near head of canyon south of highway. 3.2 miles east of Cedar Pass. 1753 Comment
  UC726143  Orthocarpus luteus A. A. Heller 1940-6-30 15745 Modoc along U.S. Highway #299, 8 mi w Alturas; w of Alturas Comment
  UCD149976  Orthocarpus luteus Harry George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  CAS-BOT-BC15735  Osmorhiza chilensis John Thomas Howell 1934-6-11 11970 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15743  Osmorhiza chilensis Roxana Stinchfield Ferris; R. Duthie 1919-6-3 52 Modoc Along Parker Creek at Modoc National Forest boundary., Comment
  POM82804  Osmorhiza occidentalis Mrs. R. M. Austin 502 Modoc Davis Creek Comment
  HSC81005  Oxyria digyna G. M. Riegel 1980-8-11 1032 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC50345  Packera cana Leland S. Smith 1918-7-7 975 Modoc Jess Valley. 1524 Comment
  HSC67898  Packera cana J. P. Smith, J. O. Sawyer 1973-8-8 7240 Modoc S slopes of Eagle Peak 2561 Comment
  SJSU9651  Packera cana W. Savage 1979-7-8 1486 Modoc N end Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  HSC28870  Packera eurycephala D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19363 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  JEPS30372  Packera eurycephala Peter H. Raven 1962-5-29 17892 Modoc 6 mi e Alturas 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-BC50277  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 A Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50325  Packera eurycephala var. eurycephala Gordon H. True 1964-6-3 1459 Modoc North fork Pit River between Alturas and Goose Lake. 1463 Comment
  UC1234584  Packera eurycephala var. eurycephala Peter H. Raven 1962-5-29 17892 Modoc 6 mi e Alturas Comment
  UC335834  Packera multilobata unknown May 1879 Modoc Surprise Valley Comment
  CAS-BOT-BC190776  Paeonia brownii Bruce Bartholomew 1992-5-16 6333 Modoc NW side of Sweagert Flat. 1850 Comment
  CAS-BOT-BC190780  Paeonia brownii Alice Eastwood; John Thomas Howell 1940-6-13 8117 Modoc Surprise. Comment
  HSC30080  Paeonia brownii D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19308 Modoc Soup Springs Campground Comment
  CAS-BOT-BC497211  Panicum Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8380 Modoc Warner Mts., Rte. 299, exactly 12.8 mi NE of Alturas 1554 Comment
  UC53642  Panicum capillare M. S. Baker and Frank Nutting 1894-8-20 Modoc Big Valley Mountains Comment
  CAS-BOT-BC225849  Parnassia fimbriata Leland S. Smith 1918-8-26 1049 Modoc Head of canyon, Owl Creek Canyon. 2286 Comment
  HSC80722  Parnassia fimbriata Gregg M. Riegel 1980-7-31 939 Modoc South Warner Mountains. 2100 Comment
  NY783754  Parnassia fimbriata B. M. Bartholomew 1990-8-4 5651 Modoc Side tributary in upper reaches of Owl Creek drainage, east side of Warner Mountains 2500 Comment
  POM126423  Paxistima myrsinites Franklin P. Nutting s.n. Modoc Near Forestdale. Comment
  RSA401925  Pedicularis attollens George Willet 1935-6-26 s.n. Modoc Jess Valley, Warner Mountains. 2439 Comment
  JEPS10739  Pedicularis groenlandica L. S. Smith 1918-6-22 945 Modoc Lily Lake; Modoc National Forest 2103 Comment
  UC1093650  Pedicularis semibarbata Herbert L. Mason 1957-7-6 14722 Modoc divide between Davis Creek and Mill Creek; Warner Mountains, Benton Meadows Comment
  CAS-BOT-BC232339  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-1 8008 Modoc Arid crest of Warner Mts., S of Warren Peak. Comment
  CAS-BOT-BC232344  Penstemon davidsonii var. davidsonii Bruce Bartholomew 1992-8-8 6374 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  JEPS8102  Penstemon davidsonii var. davidsonii L. S. Smith 1917-7-2 58 Modoc Shields Creek Warner Mountains 2316 Comment
  UC573267  Penstemon deustus M. H. Mitchell 1936-5-21 49 Modoc 2 mi SE Hospital Rock; Modoc Lava Beds Natl. Mon., Dorris Quadrangle 1249 Comment
  RSA647534  Penstemon deustus Marion P. Harthill 1971-6-23 372 Modoc Fort Bidwell. Comment
  NY591815  Penstemon deustus var. pedicellatus B. M. Bartholomew 1989-6-3 4858 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  CAS-BOT-BC245534  Penstemon gracilentus Elmer Ivan Applegate 1932-7-9 7617 Modoc N slope of Bidwell Mountain. 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
  HSC30117  Penstemon procerus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19430 Modoc Near Hager Reservoir Comment
  CAS-BOT-BC232504  Penstemon roezlii Annie Montague Alexander; L. Kellogg 1946-6-17 4788 Modoc 10 mi. NE of Alturas, Cedar Pass Road. Comment
  CAS-BOT-BC232520  Penstemon roezlii Milo Samuel Baker 1936-7-14 8340 Modoc About 2 mi. W of Cedar Pass Camp, Warner Mts. along ola road to Alturas. Comment
  NY650108  Penstemon roezlii A. J. Cronquist 1959-6-20 8529 Modoc On the east slope of the Warner Mountains, near Fandango Pass. 1828.8 Comment
  NY650132  Penstemon roezlii L. Constance 1938-6-12 2335 Modoc Open flat near foot of Banner Grade, Cedar Pass road, 12.8 miles northeast of Alturas, western foothills of the Warner Range 1463.0 Comment
  SEINET188331  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  CAS-BOT-BC245570  Penstemon roezlii Gordon H. True 1964-6-3 1462 Modoc N Fork of Pit River brtween Alturas and Goose Lake. 1432 Comment
  NY650113  Penstemon roezlii F. W. Pennell 1940-6-7 25734 Modoc Upper valley of Rush Creek, northeast of Adin 1585.0 Comment
  SEINET5329598 Image available Penstemon roezlii M. J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mtns. Stowe Reservoir area, W of Soldier Creek Road 2103 Comment
  OBI26238  Penstemon rostriflorus William Baker 1973-7-6 s.n. Modoc 3/4 mi above Barney Lake Comment
  CAS-BOT-BC245497  Penstemon rydbergii var. oreocharis David Daniels Keck; Jens Chr. Clausen 1935-6-24 3722 Modoc 1.5 mi. N of Davis Creek. 1524 Comment
  CAS-BOT-BC245499  Penstemon rydbergii var. oreocharis John Thomas Howell 1934-6-12 12022 Modoc Plum Valley. Comment
  CAS-BOT-BC245503  Penstemon rydbergii var. oreocharis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16449 Modoc Southern outskirst of Fort Bidwell. Comment
  CAS-BOT-BC245508  Penstemon rydbergii var. oreocharis Bruce Bartholomew 1991-6-23 5874 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  UC565590  Penstemon rydbergii var. oreocharis F. H. Frost 1925-7-24 135 Modoc Jess Valley Warner Mountains, Jess Valley (s Modoc County) Comment
  UC748181  Penstemon rydbergii var. oreocharis Annie M. Alexander and Louise Kellogg 1946-6-12 4728 Modoc Fort Bidwell Fort Bidwell (in meadow) 1444 Comment
  CAS-BOT-BC245565  Penstemon speciosus Alice Eastwood; John Thomas Howell 1940-6-12 8094 Modoc Jess Valley. Comment
  POM261271  Penstemon speciosus C. Leo Hitchcock 1940-5-27 6666 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA271899  Penstemon speciosus Christopher Davidson 1975-6-4 2613 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  HSC21058  Penstemon speciosus M. T. Milligan 1964-7-1 128 Modoc 6 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  RSA11915  Penstemon speciosus Elmer I. Applegate 1932-8-1 8037 Modoc High arid summit of Warner Mountains, south of Warren Peak. Comment
  NY661035  Penstemon speciosus subsp. speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 miles northeast of Alturas 1615.4 Comment
  CHSC67700  Peraphyllum ramosissimum James D. Jokerst 1983-5-31 1815 Modoc Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. 1341 Comment
  JEPS45605  Peraphyllum ramosissimum L. S. Smith Jul 1920 1199 Modoc w of Alturas Comment
  SEINET12121694  Perideridia bolanderi M. J. Williams 1984-1 84- 86 -1 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road 1341 Comment
  RSA459115  Perideridia kelloggii L. C. Wheeler 1935-8-16 3881 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC726878  Perideridia oregana A. A. Heller 1941-6-25 16208 Modoc plateau s Big Sage Reservoir (nw of Alturas) Comment
  CAS-BOT-BC95154  Peritoma platycarpa Edward Kent Balls; Percy C. Everett 1952-10-10 18146 Modoc 2.4 mi E of Likely along road to Jess Valley. 1402 Comment
  UCD116239  Peritoma platycarpa Helen K. Sharsmith 1955-6-23 4503 Modoc West Valley Reservoir. Just outside W boundary Modoc National Forest, Warner Mountains. 1524 Comment
  CHSC71883  Persicaria amphibia Vernon H. Oswald; Lowell Ahart 1998-9-8 9592 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. Growing in a marshy pool in the creek. 1280 Comment
  CHSC116077  Persicaria lapathifolia Lowell Ahart; John Dittes 2015-7-16 20174 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC71886  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1998-9-8 9600 Modoc Mosquito Lake on the north side of Whitehorse Flat Reservoir ca. 20 air mi north of McArthur. Common in drying soil on the receding margin of the lake. 1341 Comment
  CHSC23594  Phacelia adenophora K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5847 Modoc Comment
  NY1055054  Phacelia glandulifera J. G. Lemmon 06 1879 s.n. Modoc Surprise Valley and near Susanville Comment
  HSC81070  Phacelia hastata G. M. Riegel 1980-8-28 1070 Modoc S Warner Mtns. 1739 Comment
  UC748110  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-7-7 4948 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  UC748114  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-8-1 5116 Modoc Eagle Peak Warner Mountains (top) 3019 Comment
  CAS-BOT-BC179267  Phacelia hastata subsp. hastata Annie Montague Alexander; L. Kellogg 1946-7-7 4948 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC179269  Phacelia hastata subsp. hastata Alice Eastwood; John Thomas Howell 1940-6-13 8150 Modoc Fandango Pass. Comment
  UC1586867  Phacelia heterophylla subsp. virgata Juha Pykala and D. H. Norris 1987-5-27 1057 Modoc between Lower Rush Creek Campground and Upper Rush Creek Campground; Modoc National Forest 1500 Comment
  UC71796  Phacelia heterophylla subsp. virgata Mrs. M. H. Manning 1903-6 153 Modoc woods near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC180005  Phacelia heterophylla subsp. virgata Elmer Ivan Applegate 1935-6-8 9413 Modoc Near and W of Indian Well, Lava Beds National Monument. Comment
  HSC13655  Phacelia heterophylla subsp. virgata M. T. Milligan 1965-6-27 351 Modoc E slope of eroded volcanic plateau. 1677 Comment
  POM73456  Phacelia heterophylla subsp. virgata Mrs. R. M. Austin 547 Modoc Goose Lake Valley Comment
  HSC81072  Phacelia humilis G. M. Riegel 1978-7-11 50 Modoc South Warner Mtns. 1670 Comment
  UC1036007  Phacelia humilis Helen K. Sharsmith 1955-6-22 4489 Modoc just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  HSC24863  Phacelia humilis Richard Spjut 1970-7-20 851 Modoc At Cedar Flat Campground, 10 mi. W of Cedarville along Hwy. 299 1829 Comment
  UC24374  Phacelia humilis L. A. M. Black 1894-7-1 Modoc Comment
  CAS-BOT-BC179973  Phacelia humilis var. humilis John Thomas Howell 1934-6-13 12062 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC179978  Phacelia humilis var. humilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16416 Modoc Near summit of Cedar Pass. 1935 Comment
  POM299083  Phacelia humilis var. humilis Alice Eastwood, J. T. Howell 1940-6-13 8185 Modoc West side of Cedar Pass. Comment
  NY1055158  Phacelia ivesiana B. M. Bartholomew 1989-6-2 4815 Modoc Sand dunes at the southeast corner of Upper Alkali Lake, east side of Surprise Valley 1400 Comment
  CAS-BOT-BC179952  Phacelia linearis Fred D. Douthitt 20 Modoc Juniper Flats near Flournoy Swale. 1524 Comment
  CAS-BOT-BC179961  Phacelia linearis Bruce Bartholomew; Barrett Anderson 1989-6-3 4853 Modoc Timber Mountain, ca. 30 km N of State Hwy 299 on Crowder Flat Road. 1550 Comment
  SD131873  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc Highway 139, ca. 50 airmiles southwest of Klamath Falls, a few miles north of Agricd. Inspection Station, 1.0 mile south of S. jct. to Lava Beds National Monument east of Tonesta. 1310 Comment
  OBI59430  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc hwy 139 ca 50 airmiles SW of Klamth Falls, a few mi N of Agric. inspection station, 1 mi S of S jct to Lava Beds Natl Monument E of Tonesta. T44N R6E sec 14 1311 Comment
  POM127616  Phacelia linearis M. French Gilman 648 Modoc [Unspecified] 1524 Comment
  RSA428039  Phacelia linearis Christopher Davidson 1973-5-24 2109 b Modoc South of Alturas along Highway 395 near Likely. 1311 Comment
  SEINET3158189  Phacelia linearis L. S. Rose 1940-6-14 40584 Modoc Mammoth Cave, 5 miles W of Perez 1280 Comment
  SEINET5512250  Phacelia linearis J. C. Beatley 1964-1 Modoc Tule Lake area 1829 Comment
  SJSU6098  Phacelia linearis J. W. Tilden 1958-6-25 1265 Modoc near Monument Hdqtrs, Lava Bed National Monument Comment
  CAS-BOT-BC179939  Phacelia procera Elmer Ivan Applegate 1932-7-31 7979 Modoc Mill Creek Meadow, western slope of Warner Mountains. Comment
  CAS-BOT-BC179937  Phacelia ramosissima var. eremophila Annie Montague Alexander; L. Kellogg 1946-6-7 4943 Modoc Eight Mile Creek. 1752 Comment
  UC1137083  Phleum alpinum August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  POM313149  Phleum pratense H. L. Mason, Verne Grant 1947-7-10 13358 Modoc 1/4 mile west of Dorris Reservoir; 2 miles east of Alturas Comment
  SACT001759  Phleum pratense Herbert Mason 1947-8-13 Modoc Meadow, northeast side of F reservoir, north of Canby Comment
  UC1024972  Phleum pratense Leo Whitney 1935-7-6 3433 Modoc near Lookout; Pit River Comment
  CAS-BOT-BC197954  Phlox diffusa Edward Kent Balls 1950-5-18 14748 Modoc Above Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1828 Comment
  HSC17157  Phlox diffusa M. T. Milligan 1965-7-10 437 Modoc W slope of Eagle Peak. 2439 Comment
  UC449763  Phlox diffusa M. F. Gilman 659 Modoc 1676 Comment
  UCD118419  Phlox diffusa W. E. Moon 1959-5-19 s.n. Modoc State Hwy. 139, west of Hackamore Reservoir, northwest of Canby. Comment
  RSA11971  Phlox diffusa subsp. diffusa Elmer I. Applegate 1932-7-9 7572 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC197919  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1897-5-31 976 Modoc Dry Lake. Comment
  CAS-BOT-BC197922  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-8-3 8127 Modoc Arid summit of Eagle Peak. 3017 Comment
  CAS-BOT-BC197942  Phlox douglasii subsp. rigida M. M. Hanna 1956-6-3 939 Modoc Highway between Alturas and Cedarville. Comment
  RSA271922  Phlox douglasii subsp. rigida Christopher Davidson 1975-6-4 2604 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of Hwy 395. 1500 Comment
  RSA152694  Phlox douglasii subsp. rigida I. L. Wiggins, Dorothy Wiggins 1961-6-12 16392 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  RSA60320  Phlox douglasii subsp. rigida E. K. Balls 1950-5-10 15959 Modoc Hwy 395, 0.5 mile before jct, 5.5 miles NE of Alturas. 1524 Comment
  UC1075747  Phlox gracilis Robert J. Weatherby 1955-7-8 1615 Modoc 7 mi n Ft. Bidwell (n Warner Mts.); Warner Mts. 1874 Comment
  UC748422  Phlox gracilis Annie M. Alexander and Louise Kellogg 1946-6-12 4729 Modoc Fort Bidwell 1444 Comment
  HSC17165  Phlox hoodii M. T. Milligan 1966-5-14 615 Modoc Plateau W of Jess Valley 1829 Comment
  HSC75911  Phlox rigida D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19407 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  RSA550546  Phlox speciosa subsp. occidentalis Bruce Bartholomew 1992-5-17 6344 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir 1460 Comment
  CAS-BOT-BC197861  Phlox stansburyi Bruce Bartholomew 1991-5-24 5705 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC197873  Phlox stansburyi Bruce Bartholomew 1991-5-25 5744 Modoc McGinty Point, SW side of Goose Lake. 1470 Comment
  CAS-BOT-BC197876  Phlox stansburyi M. M. Hanna 1956-6-4 952 Modoc Turn off, Alturas to Cedarville. Comment
  CAS-BOT-BC197878  Phlox stansburyi Bruce Bartholomew; Barrett Anderson 1989-6-2 4847 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC197880  Phlox stansburyi M. M. Hanna 1956-6-4 946947 Modoc Turn off, Alturas to Cedarville. Comment
  CAS-BOT-BC58307  Phoenicaulis cheiranthoides Robert Patterson; Mona Bourell 1993-8-15 5256 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC58313  Phoenicaulis cheiranthoides M. Vasey 1990-6-28 9014 Modoc Trail to summit above N Emerson Lake. 2651 Comment
  CAS-BOT-BC58578  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1937-5-13 11088 Modoc Lava Beds Nationa Monument, Gillam Bluff. Comment
  JEPS96525  Phoenicaulis cheiranthoides Dean W. Taylor 1992-5-8 12559 Modoc Warner Mountains, Mt. Bidwell, ca. 0.5 miles E of Moonlite Mines 2432 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
  RSA59975  Phoenicaulis cheiranthoides E. K. Balls 1950-5-13 14671 Modoc W shore of Goose Lake, 0.2 mile S of Oregon-Calif. state line. 1463 Comment
  UC1299645  Phoenicaulis cheiranthoides Freed W. Hoffman 1955-7-14 4099 Modoc Cedar Pass, 6.0 mi e of junction of highways 395 and 8A, Modoc National Forest Cedar Pass; Warner Mountains, Modoc National Forest, Cedar Pass 1524 Comment
  UCD116140  Phoenicaulis cheiranthoides R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek. Comment
  RSA0017968  Phoenicaulis cheiranthoides Joan Stewart 2005-6-6 2486 Modoc Stowe Reservoir, Warner Mountains. Comment
  CAS-BOT-BC247591  Phragmites australis Bruce Bartholomew 1994-10-9 6886 Modoc Just N of Lassen County on road to Eagleville, S end of Surprise Valley. 1370 Comment
  CHSC112775  Pilularia americana Lowell Ahart; John Dittes 2013-7-24 18924 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
  UCR129385  Pilularia americana L. C. Wheeler 1935-9-17 3990 Modoc Everly Reservoir, Devil's Garden 1524 Comment
  CAS-BOT-BC73411  Pinus albicaulis Elmer I. Applegate 1932-8-5 8169 Modoc Summit of Cedar Mountain, Warner Mountains. 2438 Comment
  UC496207  Pinus albicaulis Elmer I. Applegate 1932-7-31 7991 Modoc Mill Creek Meadow Warner Mts., Pit River (head of river) 2438 Comment
  UCR26028  Pinus albicaulis J. R. Haller 1978-7-19 3443 Modoc Warner Mtns., Summit ridge of Warner Mtns, 1 km north of the Eagleville(?) Road. 2378 Comment
  HSC46343  Pinus contorta var. murrayana J. P. Smith, J. O. Sawyer 1973-8-8 7251 Modoc 1.5 mi. N of Patterson Guard Station on Summit Trail, S Warner Wilderness 2439 Comment
  UCSB18012  Pinus monticola Haller, John 1962-6-8 Modoc Vicinity of Cave Lake, 1 mile west of Summit of New Pine Creek-Fort Bidwell Road, Warner Mountains 2072 Comment
  CAS-BOT-BC79035  Pinus ponderosa A. D. Borden 1911-5-20 s.n. Modoc Ross Creek Comment
  UC711837  Pinus ponderosa Roxana S. Ferris and Laura Lorraine 1941-8-13 10546 Modoc Patterson Ranger Station Warner Mountains, Modoc National Forest ((East Creek drainage)) 2164 Comment
  CAS-BOT-BC21500  Pinus washoensis Bruce Bartholomew 1994-7-2 6821 Modoc Just N of South Fork of Davis Creek near the crest of the Warner Mountains. 2300 Comment
  JEPS121217  Plagiobothrys cusickii Lowell Ahart, John Dittes 2013-7-24 18920 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  UC79363  Plagiobothrys cusickii Mrs. R. M. Austin Jun 1885 Modoc Goose Lake Valley Comment
  UC100870  Plagiobothrys cusickii Milo S. Baker Modoc Comment
  UC1037248  Plagiobothrys cusickii Leo Whitney 1930-7-21 3566 Modoc Pit River Comment
  UC526163  Plagiobothrys hispidulus John Thomas Howell 1934-7-2 12360 Modoc near Willow Creek (ne side Clear Lake); mouth Willow Creek Comment
  RSA610636  Plagiobothrys leptocladus L. C. Wheeler 1935-8-25 3917 Modoc Rim Rock Valley Reservoir, Devil s Garden 1524 Comment
  UC1191836  Plagiobothrys mollis Herbert L. Mason, Verne Grant 1947-7-10 13333 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC24562  Plagiobothrys reticulatus M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  GMDRC7868  Plagiobothrys salsus Ron Kelley 2006-6-27 Modoc Surprise Valley: east of Warner Mountains, near Cedarville 1363 Comment
  GMDRC5825  Plagiobothrys salsus R. B. Kelley 2005-6-26 883 Modoc along SR 299 Comment
  CAS-BOT-BC58756  Plagiobothrys scouleri John Thomas Howell 1934-6-11 11912 Modoc Parker Creek. 1584 Comment
  RSA611433  Plagiobothrys scouleri L. C. Wheeler 1936-8-16 3865 Modoc Dismal Swamp, Twenty-Mile Creek, Warner Nts. 2226 Comment
  CAS-BOT-BC58759  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13408 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  POM260097  Plagiobothrys scouleri var. hispidulus C. L. Hitchcock 1940-5-27 6686 Modoc 15 miles northeast of Alturas. 1616 Comment
  CHSC117037  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2016-6-6 20963 Modoc About 100 yards east of the Parking Area, about about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  RSA128303  Plagiobothrys stipitatus var. micranthus P. H. Raven, Otto T. Solbrig 1958-6-18 13326 Modoc Eastern outskirts of Lookout Comment
  CAS-BOT-BC58767  Plagiobothrys stipitatus var. micranthus Herbert Louis Mason; Verne Grant 1947-7-12 13410 Modoc W side of Pit River Valley, S of Alturas. 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
  UC1024327  Platanthera stricta Annie M. Alexander and Louise Kellogg 1946-6-28 4858 Modoc above Lily Lake (Pine Creek Canyon); n end Warner Mountains, Pine Creek Canyon 2103 Comment
  CAS-BOT-BC136649  Platanthera stricta Mrs. R. M. Austin 1883-8-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC245392  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-4-29 4706 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  CHSC67134  Plectritis macrocera James D. Jokerst 1987-5-11 2823 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Resevoir. 1363 Comment
  CHSC85136  Plectritis macrocera John Dittes; Josephine Guardino 1991-6-1 350 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  UC416750  Plectritis macrocera Milo S. Baker Modoc Forestdale Comment
  UC416766  Plectritis macrocera Mrs. M. H. Manning 1905-5-14 Modoc Joseph Creek, in north-eastern Modoc County Joseph Creek Comment
  POM319399  Plectritis macrocera Patricia Wilder 1971-6-20 5078 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
  RSA296258  Plectritis macrocera subsp. grayi R. M. Austin 1895-05 415 Modoc Goose Lake. Comment
  UC748196  Pleiacanthus spinosus Annie M. Alexander and Louise Kellogg 1946-7-5 4910 Modoc Lava Cliff, west Lower Lake. Comment
  CAS-BOT-BC247576  Poa X limosa Dean William Taylor; R. Palmer; William B. Davilla 1987-6-23 9047 Modoc Crank Springs. 1432 Comment
  UCD90255  Poa annua A. A. Beetle 1941-6-29 2832 Modoc Near summit of Cedarville Pass. 2118 Comment
  UCD90871  Poa compressa Leo Whitney 1935-6-1 3169 Modoc one mile southwest of White Horse. Comment
  CAS-BOT-BC247580  Poa cusickii Bruce Bartholomew 1991-6-23 5872 Modoc W side of Ingall Swamp, Devil's Garden. 1510 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
  RSA534587  Poa pratensis Bruce Bartholomew, B. Anderson 1990-7-21 5580 Modoc Homestead Flat, ca. 2.5 km E. of Patterson Ranger Station, E. side of Warner Mts. 2160 Comment
  UCD91823  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 miles east of Alturas, road to Cedarville Pass. 1371 Comment
  UCD91876  Poa pratensis Beecher Crampton 1954-7-7 2145 Modoc east side of Cedar Pass, Warner Mountains, 3 miles west of Cedarville. Comment
  UCD91957  Poa pratensis R. Tofsrud 1949-6-1 s.n. Modoc near Eagleville. Comment
  CAS-BOT-BC247619  Poa pratensis subsp. pratensis Bruce Bartholomew; Barrett Anderson 1990-7-19 5424 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  UCD90410  Poa secunda J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  UCD90463  Poa secunda E. Wilson 1935-5-15 s.n. Modoc 20 miles W of Alturas. Comment
  UC1925889  Poa secunda subsp. juncifolia Annie Alexander and Louise Kellogg 1946-7-18 5025 Modoc Benton Meadow, Warner Mountains 2072 Comment
  UCD92167  Poa secunda subsp. juncifolia Beecher Crampton; Carl Rimbey 1954-7-7 2126 Modoc Alturas. Comment
  CAS-BOT-BC247605  Poa secunda subsp. secunda John Thomas Howell 1934-7-1 12343 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247663  Poa secunda subsp. secunda Leland S. Smith 1917-7-2 56 Modoc Head of Shield Creek. 2331 Comment
  CAS-BOT-BC247668  Poa secunda subsp. secunda Elmer Ivan Applegate 1927-4-24 5004 Modoc Modoc Battle Ground, Lava Beds. Comment
  CAS-BOT-BC247671  Poa secunda subsp. secunda Bruce Bartholomew; Barrett Anderson 1989-4-29 4674 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CHSC69492  Poa secunda subsp. secunda James D. Jokerst 1987-5-13 2870 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  SJSU9600  Poa secunda subsp. secunda W. Savage 1979-7-5 1369 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1024672  Poa secunda subsp. secunda Leo Whitney 1934-4-15 2177 Modoc ca 15 mi nw Canby (Hackamore); Modoc Nat'l Forest 1463 Comment
  CAS-BOT-BC247654  Poa wheeleri Bruce Bartholomew 1990-6-16 5271 Modoc Rock outcrops between roadhead and Pine Creek Basin, W side of Warner Mountains. 2160 Comment
  CAS-BOT-BC252520  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1989-6-2 4774 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  CAS-BOT-BC179346  Pogogyne floribunda James D. Jokerst 1987-6-23 2930 Modoc Ca. 2 mi. SW of Doublehead Mountain. Comment
  CAS-BOT-BC179348  Pogogyne floribunda Bruce Bartholomew 1995-6-24 7019 Modoc 24.8 km E of County Road 114 on County Road 108, N of Clear Lake Reservoir. 1360 Comment
  CAS-BOT-BC6504  Pogogyne floribunda James D. Jokerst 1990-7-31 3205 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake) 1371 Comment
  CHSC67517  Pogogyne floribunda J. D. Jokerst 1987-7-13 2945 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake), west of Sector 4 of the Air Force Backscatter Radar Site. About 3 miles S of Doublehead Mountain. Comment
  SEINET10781971 Image available Pogogyne floribunda James D. Jokerst 1990-7-31 Jokerst 3205 Modoc Modoc National Forest, Devils Garden Ranger District (South of Clear Lake), about 1.5 miles SE of Dolublehead Mountain, N and adjacent to dirt road and 0.25 mile W of a north to south-oriented fenceline through the center of section 13 (NE 1/4 of NW 1/4), T 45N, R7E. 1372 Comment
  CAS-BOT-BC197852  Polemonium micranthum Bruce Bartholomew 1995-6-1 6929 Modoc Widow Valley between Day and Lookout on County Road 94. 1330 Comment
  UC907837  Polemonium micranthum John Chattin, Dan Tillotson 1947-5-7 40 Modoc Alturas Comment
  HSC17207  Polemonium occidentale subsp. occidentale M. T. Milligan 1966-7-5 554 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CHSC67353  Polyctenium fremontii James D. Jokerst 1986-8-11 2763 Modoc Radar Site Survey S of Doublehead Mtn., unnamed dry lake ca. 1.2 mi WNW of Rimrock Lake. Comment
  UCR87511  Polyctenium fremontii George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  UC10287  Polyctenium fremontii Mrs. R. M. Austin May 1894 Modoc Ewing Creek Comment
  CAS-BOT-BC58323  Polyctenium fremontii var. fremontii Alice Eastwood; John Thomas Howell 1940-6-15 8275 Modoc Near Perez. Comment
  CHSC112813  Polygonum Lowell Ahart; John Dittes 2013-7-24 18911 Modoc On the south side of a levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1262 Comment
  UC1060642  Polygonum Herbert L. Mason 1955-8-14 14655 Modoc n of Rim Rock Valley Reservoir (Frift Fence Reservoir); Frift Fence Reservoir Comment
  CAS-BOT-BC218123  Polygonum austiniae John Thomas Howell 1934-6-12 12033 A Modoc Plum Valley, Warner Mts. Comment
  JEPS121226  Polygonum aviculare Lowell Ahart, John Dittes 2013-7-24 18915 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  SD215623  Polygonum aviculare Louis C. Wheeler 1935-8-26 3928 Modoc Modoc Plateau; 1.5 mile south of Lakeshore Reservoir, Devil/ Garden. 1524 Comment
  UC402681  Polygonum aviculare subsp. buxiforme W. P. Taylor and H. C. Bryant 1910-7-13 Modoc N. Fork Parker Cr. Warner Mountains (head) 2225 Comment
  UC748282  Polygonum bistortoides Annie M. Alexander and Louise Kellogg 1946-7-18 5022 Modoc Benton Meadow Warner Mountains 2072 Comment
  RSA210875  Polygonum buxiforme Robert F. Thorne 1969-9-4 39076 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  CAS-BOT-BC218128  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4780 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  CAS-BOT-BC218143  Polygonum douglasii John Thomas Howell 1934-7-1 12317 Modoc Duncan Horse Camp. 1355 Comment
  UCR47769  Polygonum douglasii F. R. Fosberg 1957-8-18 38854 Modoc Upper Rush Creek Campground, NE of Adin 1600 Comment
  CDA19674  Polygonum douglasii G. D. Barbe 1991-8-28 4445 Modoc Modoc Plateau; Modoc National Forest. Kelley Spring site, n of Adin. 3.4 mi from Hwy 299 at Rush Creek, on Primary Forest Service Rd 22 and Rd 40N33. 1645 Comment
  SEINET11939041  Polygonum kelloggii H. L. Mason 1957-1 14706 Modoc W side of Said Valley Comment
  CHSC67588  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3214 Modoc S of Hwy. 139 NW of Canby, 4.7 mi W of junction with Loveness Rd. Comment
  JEPS98240  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-17 1388 Modoc 11 mi NW of Canby (N side of Hwy 139, 2.3 mi e of FSR 44N11) 1490 Comment
  UC1748338  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3214 Modoc Hwy 139 NW of Canby (S of hwy., 4.7 mi W of jct. with Loveness Road) Comment
  RSA602681  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-16 3867 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UCD77947  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1409 Modoc Ca. 14 mi nw of Canby, on n side of Hwy 139, 0.4 mi w of Forest Service Rd 44N11. 1467 Comment
  CAS-BOT-BC218187  Polygonum polygaloides subsp. kelloggii Mrs. H. C. Cantelow 1940-6-2 4180 Modoc About 10 mi. NW of Canby, road to lava beds. Comment
  CAS-BOT-BC218189  Polygonum polygaloides subsp. kelloggii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 107 Modoc Above Parker Creek, Warner Mts. Comment
  CAS-BOT-BC218192  Polygonum polygaloides subsp. kelloggii Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13318 Modoc 8.8 mi. S of Happy Camp Guard Station. Comment
  CAS-BOT-BC218148  Polygonum spergulariiforme Louis Cutter Wheeler 1935-8-26 3922 Modoc Mud Lake, Devil's Garden. 1524 Comment
  CAS-BOT-BC218151  Polygonum spergulariiforme Bruce Bartholomew; Barrett Anderson 1990-7-19 5397 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CDA22795  Polygonum spergulariiforme G. D. Barbe 1991-8-28 4445 Modoc Kelley Spring, 3.4 miles (5.5 km) from Highway 299 at Rush Creek, on Primary Forest Service Road 22 and Road 40N33, Modoc National Forest. Comment
  POM203795  Polygonum spergulariiforme J. T. Howell 1934-7-1 12326 Modoc Duncan Horse Camp. Comment
  UC1024712  Polypogon monspeliensis Leo Whitney 1934-6-2 2131 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  UC70666  Polypogon monspeliensis Mrs. M. H. Manning June 1903 402 Modoc north-eastern Modoc County Comment
  RSA611274  Populus tremuloides Louis C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place. Devil's Garden. 1524 Comment
  UC1542926  Populus tremuloides G. Schoolcraft 1987-10-28 1781 Modoc about 1 mi e ski area (Warner Mts.); Warner Mts. 1767 Comment
  HSC80720  Populus tremuloides G. M. Riegel 1979-9-1 746 Modoc 2100 Comment
  CAS-BOT-BC225107  Populus trichocarpa Roxana Stinchfield Ferris; R. Duthie 1919-6-14 140 Modoc Parker Creek below Nat. Forest Boundary. Comment
  CAS-BOT-BC225109  Populus trichocarpa Edward Kent Balls 1950-5-11 14610 Modoc West off Middle Lake, between Eagleville and Cedarville. 1432 Comment
  JEPS64565  Populus trichocarpa Frances D. Payne 1931-7-5 328 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC95152  Porterella carnosula Bruce Bartholomew 1991-6-21 5809 Modoc 4 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  JEPS6727  Porterella carnosula Annie M. Alexander and Louise Kellogg 1946-7-11 4975 Modoc mesa w Eight Mile Creek (ne corner of county); mesa w <of> Eight Mile Creek Comment
  RSA603999  Porterella carnosula L. C. Wheeler 1935-8-3 3756 Modoc Warner Mountains: Rock Lake, Pine Creek 1920 Comment
  SEINET10939153  Porterella carnosula Lawrence R. Heckard 1978-7-19 Heckard 4888 Modoc Warner Mts., about 3 miles southwest of Patterson Ranger Station, just north of Lassen County line 2012 Comment
  RSA577887  Potamogeton epihydrus L. C. Wheeler 1935-10-6 4023 Modoc Lily Lake, Pine Creek. (Mt. Diablo Mer.) 2073 Comment
  SEINET3892674  Potamogeton filiformis Herbert L. Mason 1955-8-14 14648 Modoc South end of Goose Lake.; 0 Comment
  POM118939  Potamogeton foliosus Mrs. R. M. Austin 1895-07 482 Modoc Davis Creek Comment
  CAS-BOT-BC242238  Potamogeton gramineus Malcom A. Nobs; Calvin McMillan 1949-6-16 788 Modoc Dry Valley Reservoir, 33 mi. NNW of Alturas. Comment
  CAS-BOT-BC242233  Potamogeton natans Bruce Bartholomew 1991-6-23 5875 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  RSA210789  Potamogeton nodosus Robert F. Thorne, C. W. Tilforth 1969-9-4 39046 Modoc Parker Creek at bridge near junction with north fork of Pit River, 5 miles north of Alturas. 1341 Comment
  SEINET10913212  Potamogeton nodosus Milo S. Baker 1899-8-24 Baker s.n. Modoc In Pit River at Sookout. Comment
  UC1100101  Potamogeton richardsonii Herbert L. Mason 1947-8-13 13530 Modoc n of Canby (ne side of F Reservoir) Comment
  UC1100090  Potamogeton zosteriformis Herbert L. Mason 1947-8-12 13515 Modoc near Alturas (s of Opahwash Butte); Pit River Comment
  CHSC116071  Potentilla biennis Lowell Ahart; John Dittes 2015-7-16 20373 Modoc South 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
  JEPS123851  Potentilla biennis Lowell Ahart, John Dittes 2015-7-17 20403 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
  CAS-BOT-BC214742  Potentilla breweri Bruce Bartholomew; Barrett Anderson 1988-7-22 4543 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  JEPS47203  Potentilla fruticosa Frances D. Payne 1931-6-22 300 Modoc southeastern slopes Mt. Warren (Owl Creek, Warner Mountains); Warner Mountains, se slopes Mt. Warren, Owl Creek 2133 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-BC214793  Potentilla gracilis Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10541 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  HSC18739  Potentilla gracilis var. fastigiata M. T. Milligan 1965-6-26 317 Modoc N end Jess Valley. 1616 Comment
  UC12547  Potentilla gracilis var. fastigiata Milo S. Baker 1893-6-30 Modoc Comment
  HSC18737  Potentilla gracilis var. flabelliformis M. T. Milligan 1965-6-26 337 Modoc N end Jess Valley. 1616 Comment
  UC420583  Potentilla gracilis var. flabelliformis W. P. Taylor and H. C. Bryant 1910-7-11 Modoc Alturas Warner Mountains, South Fork Pitt River (South Fork Pitt River) 1402 Comment
  CAS-BOT-BC214798  Potentilla newberryi John Thomas Howell 1934-7-2 12356 Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  JEPS47223  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc near w end Clear Lake; near w end of Clear Lake Comment
  UC1191493  Potentilla rivalis Verne Grant, Irving Schneider 1947-8-27 8318 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  UC1191496  Potentilla rivalis Herbert L. Mason, Verne Grant 1947-7-12 13404 Modoc Irrigation ditch by Jones' Lane off Highway 395 several mi s Alturas; s of Alturas Comment
  CAS-BOT-BC225029  Poteridium annuum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 34 Modoc Above Parker Creek at Modoc Nat. Forest boundary. Comment
  CAS-BOT-BC225034  Poteridium annuum Bruce Bartholomew 1991-7-4 5899 Modoc S end of Higgins Flat. 1370 Comment
  UCD38340  Poteridium annuum Beecher Crampton; with Carl Rimbey 1954-7-7 2141 Modoc Warner mountains, west side of Cedar Pass. Comment
  UCD113965  Poteridium annuum Jack Major 1966-6-24 s.n. Modoc Above Goose Lake, west side of Fandango Pass. 1645 Comment
  CAS-BOT-BC179343  Prunella vulgaris Bruce Bartholomew 1989-7-14 4974 Modoc Cedar Spring. 1480 Comment
  HSC14304  Prunella vulgaris subsp. lanceolata M. T. Milligan 1965-6-26 337 Modoc N end Jess Valley. 1616 Comment
  CDA40759  Prunella vulgaris subsp. lanceolata G. D. Barbe, John Kelley 1988-7-2 4301 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  RSA488044  Prunus andersonii Bruce Bartholomew, B. Anderson 1988-5-13 4140 Modoc N side of Dorris Reservoir, ca. 4 km E of Alturas along Parker Creek Road. 1340 Comment
  CAS-BOT-BC214814  Prunus subcordata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 137 Modoc Parker Creek below Modoc Nat. Forest Boundary. Comment
  RSA520468  Prunus subcordata K. Paulson, R. Paulson 1989-5-8 104 Modoc Howard's Gulch. Along Hwy 139. 1372 Comment
  UC719794  Prunus subcordata Rogers McVaugh 1941-8-5 6252 Modoc 5.5 mi w of Cedarville (e slope of Warner Mountains); Warner Mountains Comment
  NY849524  Prunus virginiana L. S. Rose 1940-6-13 40554 Modoc Fandango Pass 1905 Comment
  CAS-BOT-BC225003  Prunus virginiana var. demissa Leland S. Smith 1917-7-10 94 Modoc Granger Mill Camp. 1905 Comment
  CAS-BOT-BC225008  Prunus virginiana var. demissa K. Paulson; Robert Paulson 1988-5-22 3 Modoc Boles Creek, Devil's Garden. 1402 Comment
  JEPS44917  Prunus virginiana var. demissa Belknap C. Goldsmith 1911-6-14 32 Modoc North Fork Davis Creek, w slope Warner Mountains North Fork Davis Creek; Warner Mountains, North Fork Davis Creek 1615 Comment
  RSA451460  Prunus virginiana var. demissa H. E. McMinn 1931-5-23 1998 Modoc Cedarville road. Warner Mtns. Comment
  SEINET7452163  Prunus virginiana var. demissa J. H. Robertson 1974-8-27 NS 67 -74 Modoc Between Adin and Eagle Lake, Highway 139, 1 mile North of Willow Creek 1532 Comment
  RSA149070  Prunus virginiana var. melanocarpa I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16400 Modoc Roadside above Thoms Creek. 6.1 miles E of California State Highway 299. Along Cedar Pass Rd. Comment
  UC177005  Pseudobahia heermannii Mrs. R. M. Austin June 1885 Modoc Goose Lake Valley Comment
Read comments
May 28 2006
  CAS-BOT-BC227479  Pseudoroegneria spicata Gregg M. Riegel 1980-6-30 790 Modoc Unspecified 2415 Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CAS-BOT-BC252504  Pseudoroegneria spicata subsp. spicata Leland S. Smith 1917-7-17 86 Modoc Granger Mill Camp. 1676 Comment
  UC1137086  Pseudoroegneria spicata subsp. spicata August L. Hormay 1932-7-15 Modoc Modoc National Forest, Crowder Ranger Station Crowder Ranger Station; Modoc National Forest, Crowder Ranger Station Comment
  UC188857  Pseudoroegneria spicata subsp. spicata Milo S. Baker Modoc near Forestdale Comment
  CAS-BOT-BC95221  Pseudostellaria jamesiana Annie Montague Alexander; L. Kellogg 1946-6-12 4899 Modoc Bidwell Creek Canyon, 7 mi. W of Fort Bidwell. 1444 Comment
  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
  POM260290  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 Comment
  SJSU9131  Pseudostellaria jamesiana J. W. Tilden 1958-6-26 1285 Modoc near W side Cedar Pass between Cedarville & Alturas 1828 Comment
  UC465824  Pseudostellaria jamesiana M. F. Gilman 663 Modoc Canyons 1676 Comment
  SEINET11807642  Psilocarphus elatior Unknown 1984-1 8831 Modoc 8.9 mi NE of Ft. Bidwell on main road to Adel, just past road summit 1615 Comment
  CHSC115565  Puccinellia lemmonii Lowell Ahart; John Dittes 2015-7-15 20345 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UCD32743  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2196 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. 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
  POM90212  Purshia tridentata var. tridentata R. M. Austin 1895-06 54 Modoc Goose Lake. Ross Canyon. Comment
  JEPS58804  Pyrola dentata L. S. Smith 1917-9-18 161 a Modoc Lassen Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC95686  Pyrola picta Annie Montague Alexander; L. Kellogg 1946-7-14 5068 Modoc Trail to Emerson Camp, Bear Camp Flat, Warner Mts. Comment
  NY188348  Pyrola picta B. M. Bartholomew 1988-7-21 4408 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir 1340 Comment
  CAS-BOT-BC95697  Pyrola picta Annie Montague Alexander; L. Kellogg 1946-8-8 5121 Modoc Deep Creek Canyon. Comment
  CAS-BOT-BC50398  Pyrrocoma carthamoides var. cusickii John Thomas Howell 1934-6-12 11987 Modoc 9 mi. S of Davis Creek. Comment
  CDA14603  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Warner Mountains; east of Bald Mountain, Modoc National Forest. 2316 Comment
  CHSC97874  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Warner Mts. 2316 Comment
  RSA606134  Pyrrocoma carthamoides var. cusickii L. C. Wheeler 1935-8-12 3827 Modoc Cottonwood Creek, Warner Mountains. 1677 Comment
  JEPS31346  Pyrrocoma hirta var. hirta W. L. Jepson 1918-8-10 7932 Modoc Alturas 1371 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
  RSA606139  Pyrrocoma lanceolata L. C. Wheeler 1935-9-27 4008 Modoc Pease Flat, Devil's Garden. 1524 Comment
  CAS-BOT-BC180125  Quercus garryana var. garryana Bruce Bartholomew 1989-8-10 5025 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 Comment
  JEPS37257  Raillardella argentea W. L. Jepson 1918-8-13 7964 Modoc Eagle Peak Warner Mts. 3017 Comment
  CAS-BOT-BC217256  Ranunculus alismifolius Leland S. Smith 1920-6-2 1156 Modoc 12 Mile Creek. 2042 Comment
  UC1731507  Ranunculus alismifolius Dean W. Taylor 1992-5-8 12567 Modoc 0.5 mi e of Moonlite Mines (Warner Mountains, Mount Bidwell); Warner Mountains, Mount Bidwell 2432 Comment
  POM269535  Ranunculus alismifolius var. hartwegii Louis C. Wheeler 1935-8-4 3774 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC217258  Ranunculus andersonii Bruce Bartholomew; Barrett Anderson 1988-5-13 4163 Modoc Granger Summit, ca. 10 km NW of Pepperdine at the top of the Warner Mts.. 1770 Comment
  POM275142  Ranunculus aquatilis var. capillaceus A. M. Alexander 1946-7-7 4921 Modoc Pond W Lake Annie. Comment
  POM312421  Ranunculus aquatilis var. capillaceus Verne Grant, Irving Schneider 1947-7-22 8135 Modoc N Fork of Pit River by State Quarantine Station, Hwy 395, N of Alturas. Comment
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Mar 20 2011
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  UC9369  Ranunculus aquatilis var. capillaceus Milo S. Baker 1893-7-9 Modoc 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
  JEPS60726  Ranunculus aquatilis var. subrigidus Leland S. Smith 1918-7-22 1008 Modoc Blue Lake Modoc National Forest 1874 Comment
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Jun 2 2009
  RSA0114935  Ranunculus cymbalaria Lowell Ahart, John Dittes 2013-7-24 18938 Modoc South margin of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1269 Comment
  RSA604932  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts 1555 Comment
  UC1051435  Ranunculus cymbalaria var. saximontanus Herbert L. Mason 1955-8-14 14661 Modoc n Rim Rock Valley Reservoir; Drift Fence Reservoir Comment
  CAS-BOT-BC217241  Ranunculus flammula Bruce Bartholomew 1994-5-29 6734 Modoc Curtis Water Hole, NW of Egg Lake. 1280 Comment
  HSC18211  Ranunculus flammula var. ovalis M. T. Milligan 1966-7-5 556 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  POM99180  Ranunculus flammula var. ovalis R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  UC9439  Ranunculus glaberrimus Mrs. R. M. Austin and Bruce May 1898 2299 Modoc Goose Lake; fields Comment
  UC118239  Ranunculus hebecarpus T. S. Brandegee and Mrs. R. M. Austin 212 Modoc Comment
  UC118382  Ranunculus hebecarpus unknown Mar. 1890 430 Modoc Goose Lake Comment
  UC75504  Ranunculus occidentalis Milo S. Baker 1896-5-20 Modoc Egg Lake Juniper Hill Comment
  SEINET230530  Ranunculus occidentalis A. Tiehm 1984-6-30 8832 Modoc N edge of Lake Annie on W side Bidwell Mtn NE of Ft Bidwell 1530 Comment
  UC9479  Ranunculus occidentalis Milo S. Baker 1893-6-10 Modoc Comment
  CAS-BOT-BC217221  Ranunculus occidentalis var. dissectus Edward Kent Balls 1950-5-11 14616 Modoc 8 mi. N of Lake City, W side of Upper Lake. 1402 Comment
  CAS-BOT-BC217210  Ranunculus occidentalis var. occidentalis Bruce Bartholomew; Barrett Anderson 1988-6-23 4278 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  POM99210  Ranunculus orthorhynchus R. M. Austin 1895-07 112 Modoc Goose Lake Valley. Comment
  JEPS127296  Ranunculus sardous Lowell Ahart, John Dittes 2016-7-14 21195 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-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
  UC71853  Ranunculus sceleratus Mrs. M. H. Manning 1903-6 148 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  RSA210878  Ranunculus sceleratus var. multifidus Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 s.n. Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 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
  CAS-BOT-BC217156  Ranunculus testiculatus Bruce Bartholomew; Barrett Anderson 1988-5-14 4205 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  JEPS60665  Ranunculus uncinatus Frances D. Payne 1929-7-7 62 Modoc 2 mi sw Mt. Warren (se Modoc Co.); Pine Creek Basin 2133 Comment
  UC71575  Ranunculus uncinatus Mrs. M. H. Manning 1903-1-1 140 Modoc n head of Mill Canyon (ne Modoc Co.) Comment
  UC420725  Rhamnus rubra Franklin P. Nutting 1920-8-1 Modoc Big Valley Mts. Comment
  JEPS114532  Rhaponticum repens Lowell Ahart, John Dittes 2008-8-25 15309 Modoc On the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  NY1002972  Rhus aromatica var. trilobata B. M. Bartholomew 1989-4-27 4622 Modoc Little Hot Spring Valley, 2.9 km NW of Day 1080 Comment
  CAS-BOT-BC498760  Ribes L. S. Smith 1919-8-25 1143 Modoc Modoc Forest: Dismal Swamp Comment
  UC570845  Ribes aureum F. H. Frost 1925-7-24 115 Modoc Jess Valley Warner Mts. Comment
  POM92339  Ribes aureum Mrs. R. M. Austin 1895-05 s.n. Modoc Davis Creek, Goose Lake. Comment
  CAS-BOT-BC225888  Ribes cereum A. D. Borden 1911-5-20 Modoc Sugar Hill Comment
  CAS-BOT-BC225895  Ribes cereum K. Paulson; Robert Paulson 1989-6-14 135 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  JEPS43511  Ribes cereum Frances D. Payne 1931-6-10 142 Modoc s and e Alturas (Parker Creek); Warner Mountains 1584 Comment
  NY454997  Ribes cereum B. M. Bartholomew 1988-5-14 4199 Modoc Pease Cabin, 0.8 km east of Fletcher Creek on USFS road 47n09 between Goose Lake and Crowder Flats 1550 Comment
  RSA152452  Ribes cereum I. L. Wiggins, Dorothy Wiggins 1961-6-12 16417 Modoc Mountainside near summit of Cedar Pass, between Alturas and Cedarville Comment
  UC585196  Ribes cereum G. L. Stebbins Jr. and E. B. Babcock 1936-6-9 1813 Modoc near Cedarville (e end of Bonner Grade) 1600 Comment
  UC858418  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 mi ne Alturas 1615 Comment
  UCD38342  Ribes cereum Beecher Crampton; with Carl Rimbey 1954-7-8 2185 Modoc 12 miles east of Likely. Canyon on the south fork of the Pit River. Comment
  RSA59647  Ribes cereum E. K. Balls 1950-5-12 14644 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1738 Comment
  JEPS49409  Ribes inerme var. inerme Mrs. M. H. Manning 1907-1-1 Modoc e side Mt. Bidwell; 12 mile Creek Comment
  CAS-BOT-BC225901  Ribes montigenum Robert Patterson; Mona Bourell 1993-8-15 5260 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  NY455305  Ribes montigenum B. M. Bartholomew 1990-6-16 5261 Modoc West side of Pine Creek Basin, Warner Mountains 2200 Comment
  RSA0021948  Ribes montigenum A. M. Alexander, Louise Kellogg 1946-6-25 4822 Modoc Dismal Swamp, north end of Warner Mountains. 2256 Comment
  UCD102520  Ribes velutinum Beecher Crampton; Carl Rimbey 1954-7-8 2180 Modoc Above Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC225932  Ribes viscosissimum Bruce Bartholomew 1989-8-12 5119 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  JEPS49201  Ribes viscosissimum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  CAS-BOT-BC50366  Rigiopappus leptocladus Francis Dorris Payne 1932-6-10 638 Modoc Parker Creek. 1584 Comment
  CHSC107380  Rigiopappus leptocladus Lowell Ahart; John Dittes 2011-6-22 17546 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, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CAS-BOT-BC58408  Rorippa austriaca M. K. Bellue 1933-6-1 Modoc Alturas. Comment
  CDA36791  Rorippa austriaca D. B. Joley 1976-6-23 7 Modoc Likely, near Alturas. 0 Comment
  CDA37895  Rorippa austriaca J. L. Johnson 1980-7-9 s.n. Modoc Likely. 0 Comment
  CDA3844  Rorippa austriaca T. C. Fuller 1958-7-8 1972 Modoc Corporation Ranch, Likely. 0 Comment
  CHSC114918  Rorippa austriaca D. B. Joley 1976-6-23 7 Modoc Likely, near Alturas. Comment
  CAS-BOT-BC58378  Rorippa curvisiliqua Margaret J. Williams 1984-6-30 84- 80 -3 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 Comment
  RSA210832  Rorippa islandica R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39021 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  UC1191532  Rorippa palustris Verne Grant and Irving Schneider 1947-7-19 8077 Modoc Pit Valley s Alturas (along Southern Pacific right-of-way near East Canal, Williams Ranch); Pit Valley s of Alturas Comment
  CAS-BOT-BC218243  Rosa gymnocarpa Bruce Bartholomew 1995-6-22 6973 Modoc Between Day and Lookout, 2.7 km W of Day on County Road 94. 1320 Comment
  HSC19625  Rosa gymnocarpa M. G. Burgoyne 1962-4-17 1002 Modoc 12 mi. N of Cedarville on valley rd. 1372 Comment
  HSC59871  Rosa woodsii subsp. ultramontana J. P. Smith, J. O. Sawyer 1973-8-9 7254 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  POM89374  Rosa woodsii subsp. ultramontana R. M. Austin 1895-08 455 Modoc Goose Lake Valley Comment
  CAS-BOT-BC218248  Rosa woodsii var. ultramontana Alice Eastwood; John Thomas Howell 1940-6-13 8125 Modoc Near Davis Creek. Comment
  CAS-BOT-BC218251  Rosa woodsii var. ultramontana Isabelo T. Kelly 1930-1-1 41 Modoc Cedarville. Comment
  RSA59526  Rosa woodsii var. ultramontana E. K. Balls 1950-5-20 14814 Modoc Above South Fork Public Camp, on slope south of river, Likely to Jess Valley. 1433 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
  HSC17566  Rumex acetosella M. T. Milligan 1965-6-23 289 Modoc N end of Jess Valley 1616 Comment
  HSC17581  Rumex acetosella M. T. Milligan 1964-6-6 7 Modoc N side of Dorris Reservoir along shore 1372 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
  UC452554  Rumex crispus W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt River, Alturas Warner Mountains, Pitt River 1402 Comment
  CAS-BOT-BC211301  Rumex lacustris Bruce Bartholomew 1989-8-12 5134 Modoc Deep Creek, E side of Warner Mountains. 1620 Comment
  NY430603  Rumex salicifolius subsp. salicifolius B. M. Bartholomew 1990-7-21 5573 Modoc North Barber Creek, road from Surprise Valley to Patterson Ranger Station, east side of Warner Mountains, near stream 1710 Comment
  RSA604003  Rumex salicifolius var. lacustris Louis C. Wheeler 1935-8-25 3914 Modoc Devil's Garden: Mud Lake. 1524 Comment
  JEPS121210  Rumex triangulivalvis Lowell Ahart, John Dittes 2013-7-24 18940 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC245202  Sagittaria cuneata Elmer Ivan Applegate 1929-7-29 6094 Modoc Clear Lake Dam. Comment
  CAS-BOT-BC225123  Salix boothii Francis Dorris Payne 1932-7-7 335 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  RSA610752  Salix boothii Louis C. Wheeler 1935-8-2 3748 .5 Modoc Twelve Mile Creek. Warner Mtns. 2256 Comment
  UC482328  Salix boothii Frances D. Payne 1931-7-7 331 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-BC225761  Salix eastwoodiae Francis Dorris Payne 1931-6-25 277 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  POM218963  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  UC481868  Salix eastwoodiae Frances D. Payne 1931-7-7 333 Modoc ca. 33 km. se Alturas (below spring); Warner Mts., Pine Creek Basin 2280 Comment
  CAS-BOT-BC225776  Salix exigua H. P. Bracelin 1934-6-13 817 Modoc E side of Bidwell Mt. near foot of grade, about 6 mi. N of Fort Bidwell. Comment
  CAS-BOT-BC225780  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 495 Modoc Parker Creek, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  LA208609  Salix exigua Mrs. H. P. Bracelin; 1931-6-30 501 Modoc Alturas, at SW end of town 1360.0 Comment
  NY187438  Salix exigua C. R. Ball 1931-6-30 488 Modoc Parker Creek, 20 km east of Alturas; meadow south of Payne Ranch 1560 Comment
  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
  UC472125  Salix exigua Mrs. M. H. Manning 1903-4-23 78 Modoc near Fort Bidwell; ne Modoc Co. Comment
  UC481950  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 488 Modoc 20 km e Alturas (Parker Creek, meadow s of Payne Ranch house) 1560 Comment
  UC481954  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 488 Modoc 20 km. e Alturas (Parker Creek, meadow s of Payne Ranch); Parker Creek 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
  RSA610748  Salix geyeriana Louis C. Wheeler 1935-9-11 3969 Modoc Devils Garden: Mulkey Place, Fletcher Creek. 1524 Comment
  NY187588  Salix geyeriana var. argentea L. C. Wheeler 1935-9-11 3969 Modoc Mulky Place, Fletcher Creek, Devil's Garden 1524.0 Comment
  UC481802  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 498 Modoc 20 km. e., s. of Payne Ranch, Parker Creek Alturas; Parker Creek 1560 Comment
  JEPS119654  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2012-7-10 18315 Modoc Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  NY187872  Salix lasiolepis N. F. Bracelin 1931-6-30 492 Modoc Parker Creek, 20 km E of Alturas, meadow south of Payne Ranch 2560 Comment
  UC481933  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC229672  Salix lasiolepis var. lasiolepis H. P. Bracelin 1931-6-29 487 Modoc Halfway between Adin and Canby. 1350 Comment
  CAS-BOT-BC229694  Salix lemmonii H. P. Bracelin; Francis Dorris Payne 1931-6-30 496 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  UC481851  Salix lemmonii Frances D. Payne 1931-6-25 279 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482348  Salix lemmonii Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 496 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  RSA59372  Salix lucida subsp. lasiandra E. K. Balls 1950-5-11 14621 Modoc 4 miles S of Fort Bidwell. W of Upper Lake. 1402 Comment
  SBBG57894  Salix lutea Mrs. H. P. Bracelin, F. D. Payne 1931-6-30 499 Modoc Parker Crk, 20 km E of Alturas S of Payne Ranch 1560 Comment
  UC481845  Salix melanopsis Frances D. Payne 1931-6-11 140 Modoc Parker Creek Warner Mts., Parker Creek 1560 Comment
  NY187999  Salix orestera F. D. Payne 1931-7-7 333 Modoc Pine Creek Basin, Warner Mountains, about 33 km SE of Alturas 2280 Comment
  CAS-BOT-BC229845  Salix prolixa Leland S. Smith 1917-6-21 54 Modoc Cantrall's Mill. 1828 Comment
  NY177718  Salix pseudocordata L. C. Wheeler 1935-8-13 3832 Modoc Warner Mts., Barnes Creek 2286.0 Comment
  JEPS14859  Salix scouleriana Frances D. Payne 1931-6-10 138 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  UC1280874  Salix scouleriana H. E. McMinn 1931-5-23 2468 Modoc Warner Mt. Comment
  POM362919  Salix scouleriana H. E. McMinn 1931-5-23 2474 Modoc [Unspecified] Comment
  CAS-BOT-BC95560  Salsola tragus Bruce Bartholomew; Barrett Anderson 1990-7-21 5556 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CAS-BOT-BC179250  Salvia aethiopis B. Bartholomew 1995-8-1 7137 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  RSA518915  Salvia aethiopis George K. Helmkamp 1990-9-23 H- 5 Modoc [No location information provided on label.] 1341 Comment
  SBBG6480  Salvia dorrii var. dorrii H. and M. Dearing 1939-6-9 3609 Modoc E side of Cedar Pass Comment
  NY1101601  Sanicula graveolens K. Paulson 1988-5-24 13 Modoc Parker Creek Road, Warner Mountains 1646 Comment
  CAS-BOT-BC95570  Sarcobatus vermiculatus Elmer Ivan Applegate 1897-6-1 3035 Modoc Between Canby and Alturas. Comment
  UC1567388  Saxifraga cespitosa Gary Schoolcraft and Rick York 1989-7-16 1968 Modoc s of Patterson Lake; Warner Mountains, Eagle Lake Area 2804 Comment
  CAS-BOT-BC497341  Saxifraga cespitosa G. Schoolcraft 1989-7-16 1968 Modoc Warner Mts. near Patterson Lake 2804 Comment
  CAS-BOT-BC247698  Schedonorus pratensis Bruce Bartholomew; Barrett Anderson 1988-7-22 4482 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC245131  Schoenoplectus acutus var. occidentalis Alice Eastwood; John Thomas Howell 1940-6-12 8032 Modoc Likely. Comment
  UC1100758  Schoenoplectus acutus var. occidentalis Verne Grant and Irving Schneider 1947-8-28 8342 Modoc Pit River about 2 mi downstream from Canby; Pit River, downstream from Canby Comment
  UCR67015  Schoenoplectus acutus var. occidentalis George K. Helmkamp 1990-9-23 J- 8 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC1100870  Scirpus americanus Verne Grant and Irving Schneider 1947-7-19 8084 Modoc irrigation ditch s Williams Ranch House (n of Likely); n of Likely Comment
  UC70014  Scirpus microcarpus Mrs. M. H. Manning June 1903 431 Modoc north-eastern Modoc County Comment
  RSA531332  Scirpus microcarpus Bruce Bartholomew, B. Anderson 1990-7-19 5425 Modoc Top of Hunters Ridge south of Rush Creek. 1960 Comment
  UC1100808  Scirpus pungens Herbert L. Mason 1947-8-15 13547 Modoc mouth Crane Creek (on Willow Ranch, e side of Goose Lake); Goose Lake Comment
Read comments
Aug 18 2012
  HSC21139  Scrophularia californica R. C. Wunner 1965-6-20 215 Modoc California Lava Beds National Monument, Garden Bridges Cave 1524 Comment
  POM14466  Scrophularia californica subsp. floribunda Baker 1893-7-8 s.n. Modoc [No location information provided.] 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
  CAS-BOT-BC197839  Scrophularia lanceolata Francis Whittier Pennell 1940-6-8 25736 Modoc Route 299, 9-10 mi. W of Alturas. 1371 Comment
  RSA427194  Scrophularia lanceolata Francis W. Pennell 1940-6-8 25736 Modoc Route 299, 9-10 miles west of Alturas. 1372 Comment
  UC1192000  Scrophularia lanceolata Verne Grant and Irving Schneider 1947-7-20 8105 Modoc downstream from Alturas (Norht Fork of Pit river) Comment
  JEPS94083  Scutellaria antirrhinoides Vernon H. Oswald and Lowell Ahart 1998-9-8 9593 Modoc ca. 0.5 mi. air n.e. Lookout Junction (County Rd. 95 at Taylor Creek n.w. of Lookout) 1280 Comment
  CAS-BOT-BC179231  Scutellaria galericulata B. Bartholomew 1991-7-5 5943 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  CAS-BOT-BC179216  Scutellaria nana Lindsay Stuart Smith 1924-5-31 1358 Modoc Egg Lake Ranch and S. Comment
  CAS-BOT-BC95606  Sedum lanceolatum Elmer Ivan Applegate 1932-7-9 7574 Modoc Near summit of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC95609  Sedum lanceolatum Elmer Ivan Applegate 1932-8-9 8179 Modoc Arid summit of Cedar Mountain, Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC95611  Sedum lanceolatum Annie Montague Alexander; L. Kellogg 1946-7-1 4969 A Modoc Mesa West, Eight Mile Creek, northeast corner of county. 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
  JEPS48042  Sedum stenopetalum W. L. Jepson 1918-8-7 7898 Modoc Mt. Bidwell 2286 Comment
  UCR267411  Sedum stenopetalum Jim Andre, Glenn L. Clifton 1993-6-12 29997 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  CAS-BOT-BC95621  Sedum stenopetalum subsp. stenopetalum Roxana Stinchfield Ferris; R. Duthie 1919-6-17 94 Modoc Rocky slopes above Parker Creek, Modoc Nat. Forest, Warner Mts. 2133 Comment
  SD47967  Sedum stenopetalum subsp. stenopetalum Herbert L. Mason 1957-7-6 14719 a Modoc Mill Creek, Warner Mountains. Comment
  RSA0078512  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew, B. Anderson 1988-7-22 4532 Modoc Mill Creek, Lake City Canyon, 5.5km W of Lake City, E side of the Warner Mtns. 1860 Comment
  RSA84213  Sedum stenopetalum subsp. stenopetalum F. W. Peirson 1926-6-25 6866 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  CAS-BOT-BC498757  Senecio L. S. Smith 1924-6-8 1381 Modoc Modoc Forest. South side, Egg Lake and elsewhere Comment
  CAS-BOT-BC50333  Senecio aronicoides Alice Eastwood; John Thomas Howell 1940-6-13 8190 Modoc W side of Cedar Pass. Comment
  RSA113689  Senecio eurycephalus H. K. Sharsmith 1955-6-25 4507 Modoc North slope of Jess Valley. Warner Mountains, Modoc National Forest. 1585 Comment
  HSC67901  Senecio fremontii J. P. Smith, J. O. Sawyer 1973-8-8 7219 Modoc Near summit of Eagle Peak 2988 Comment
  UCR34707  Senecio fremontii J. A. Harpel 1981-8-6 V 29 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC50280  Senecio fremontii var. fremontii Elmer Ivan Applegate 1932-8-1 8048 Modoc Eastern slope of Warren Peak near summit, Warner Mountains Comment
  JEPS37629  Senecio fremontii var. fremontii W. L. Jepson 1918-8-13 7975 Modoc Eagle Peak Warner Mts. 3017 Comment
  UC1567364  Senecio fremontii var. fremontii G. Schoolcraft 1989-7-16 1952 Modoc Patterson Lake Warner Mts. 2773 Comment
  RSA0012561  Senecio hydrophilus R. F. Thorne, C. W. Tilforth 1969-9-5 39167 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  CAS-BOT-BC50259  Senecio integerrimus var. exaltatus Isabelo T. Kelly 1930-1-1 66 Modoc Modoc County. Comment
  CAS-BOT-BC50288  Senecio integerrimus var. exaltatus Betty J. Hammerly 1941-6-20 36 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  UC71604  Senecio integerrimus var. exaltatus Mrs. M. H. Manning 1903-1 117 Modoc Mt. Bidwell, ne Modoc County Mt. Bidwell 1402 Comment
  UC748073  Senecio integerrimus var. exaltatus Annie M. Alexander and Louise Kellogg 1946-6-26 4838 Modoc Dismal Swamp, n end of Warner Mountains Warner Mountains 2255 Comment
  JEPS37283  Senecio integerrimus var. exaltatus Milo S. Baker 1893-6-25 Modoc Comment
  JEPS37286  Senecio integerrimus var. exaltatus N. T. Mirov 1929-6-22 Modoc near Fort Bidwell (e slope of Warner Mountains); Warner Mountains 2286 Comment
  UC1234625  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 mi e Cedar Pass; Warner Mountains Comment
  HSC67882  Senecio serra J. P. Smith, J. O. Sawyer 1973-8-8 7253 Modoc Just N of Patterson Guard Station along Summit Trail 2195 Comment
  CAS-BOT-BC50267  Senecio serra var. serra Annie Montague Alexander; L. Kellogg 1946-7-7 4949 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  RSA504851  Senecio triangularis Bruce Bartholomew, B. Anderson 1988-7-21 4434 Modoc Vicinity of Lower Rush Creek Campground ca. 1 km east of State Highway 299 between Adin and Canby. 1430 Comment
  CHSC100138  Shepherdia argentea L. P. Janeway; B. Castro 2008-8-16 9540 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  RSA0011805  Shepherdia argentea W. P. Taylor, H. C. Bryant 1910-8-5 s.n. Modoc Warner Mountains, 5 mi. s. of Cedarville. 1433 Comment
  CAS-BOT-BC179063  Sidalcea oregana subsp. oregana K. Paulson; Robert Paulson 1988-6-19 51 Modoc E of Happy Camp Guard Station. 1554 Comment
  CAS-BOT-BC179071  Sidalcea oregana subsp. oregana Bruce Bartholomew; Barrett Anderson 1989-6-3 4886 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC179096  Sidalcea oregana subsp. oregana E. S. Willits 1940-5-17 259 Modoc Willow Ranch. Comment
  HSC32488  Sidalcea oregana subsp. oregana A. M. Montalvo, J. D. Ackerman 1974-7-4 360 Modoc Howard's Gulch, 6 mi. NW of Canby, off Hwy. 139. Comment
  UC748251  Sidalcea oregana subsp. oregana Annie M. Alexander and Louise Kellogg 1946-6-17 4787 Modoc w side Pass , w side Pass (Cedar Pass Road) 1676 Comment
  CAS-BOT-BC179068  Sidalcea oregana subsp. oregana Fred. P. Cronemiller 1920-6-15 7 Modoc McKenzie Spring. 1341 Comment
  CAS-BOT-BC179054  Sidalcea oregana subsp. spicata Leland S. Smith 1922-7-13 1265 Modoc Crowder Flat Ranger Station Pasture. 1463 Comment
  UC18941  Sidalcea oregana subsp. spicata Mrs. R. M. Austin Aug., 1894 Modoc Lassen Creek Comment
  UC615020  Sidalcea oregana subsp. spicata Beryl O. Schreiber 1934-6-10 1175 Modoc Lost Lake Warner Mountains, Lost Lake 2316 Comment
  CAS-BOT-BC498759  Silene L. S. Smith 1924-6-29 1447 Modoc Modoc Forest, Lava R.S. Comment
  JEPS50879  Silene douglasii Frances D. Payne 1929-7-26 118 Modoc 2 mi sw Warren Mt. (southeastern Modoc County); Pine Creek Basin, sw of Warren Mt. 2133 Comment
  POM101035  Silene douglasii Mrs. R. M. Austin 1895-08 423 Modoc Willow Creek (Devils Garden). Comment
Read comments
Nov 26 2011
  CAS-BOT-BC95250  Silene douglasii var. douglasii Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95258  Silene douglasii var. douglasii John Thomas Howell 1934-6-11 11958 Modoc Parker Creek, Warner Mts. 1584 Comment
  HSC25438  Silene lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19465 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  UC465659  Silene lemmonii Milo S. Baker 1893-6-22 Modoc Comment
  UC8480  Silene menziesii Mrs. R. M. Austin Aug., 1894 Modoc Sugar Loaf Hill Comment
  RSA324578  Silene menziesii subsp. dorrii A. Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  CHSC117256  Silene nuda Lowell Ahart; John Dittes 2016-7-14 21167 Modoc South of a new pond, south of Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Aden, Big Valley. 1273 Comment
  CAS-BOT-BC95043  Sisymbrium altissimum James D. Jokerst 1983-7-27 1903 Modoc Near Signal Butte. 1340 Comment
  CAS-BOT-BC15679  Sium suave Verne Grant; I. Schneider 1947-7-19 8062 Modoc Corporaton Ranch, S of Alturas. Comment
  JEPS62132  Smilacina racemosa W. L. Jepson 1918-8-7 7901 Modoc North Fork Bidwell Creek Warner Mts. 1828 Comment
  CDA5944  Solanum dulcamara T. C. Fuller 1958-7-8 1946 Modoc Corporation Ranch, Likely. 0 Comment
  UCD126920  Solanum dulcamara Verne Grant; Irving Schneider 1947-7-19 8076 Modoc Williams ranch; along Souhern Pacific right-of-way near East Canal, in Pit Valley south of Alturas. Comment
  CAS-BOT-BC245431  Solanum physalifolium var. nitidibaccatum John Thomas Howell 1934-7-2 12365 Modoc W side of Clear Lake. Comment
  JEPS12114  Solanum triflorum Frank W. Peirson 1926-6-25 6878 Modoc Warner Mountains, Cedarville Road, 1 mi e of summit Cedarville Road; Warner Mountains, Cedarville Road Comment
  UC570688  Solanum triflorum F. H. Frost 1925-7-20 92 Modoc 2 mi above Cedarville (Cedar Camp); Warner Mountains, Cedar Camp Comment
  CAS-BOT-BC245425  Solanum triflorum Carl Brandt Wolf 1931-9-5 2399 Modoc 2 mi. above the east base of the grade on the road from Lake City to Davis Creek, Warner Mts. 1676 Comment
  SD132242  Solidago canadensis G. Helmkamp 1990-9-23 H 2 Modoc U. S. Highway 395, 13 miles north of Likely 1340 Comment
Read comments
Jul 11 2010
  JEPS5975  Solidago elongata Frances D. Payne 1932-7-22 746 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC54282  Solidago velutina subsp. californica Elmer Ivan Applegate 1932-8-4 8151 Modoc N side of Jess Valley, Warner Mountains Comment
  CAS-BOT-BC54284  Solidago velutina subsp. californica Bruce Bartholomew 1989-8-10 5046 Modoc 8.7 km E of Day on County Road 94. Comment
  CAS-BOT-BC158914  Sorbus scopulina Elmer I. Applegate s.n. Modoc Mill Creek Meadows, west slope of the Warner Mountains Comment
  SBBG3121  Sorbus sitchensis H. and M. Dearing 1939-6-8 3638 Modoc Cave Lake, Warner Mtns Comment
  CAS-BOT-BC242255  Sparganium emersum Verne Grant; I. Schneider 1947-7-22 8137 Modoc North Fork of Pit River by State Quarantine Station. Comment
  JEPS32231  Sparganium emersum var. emersum Mrs. M. H. Manning Jun 1903 434 Modoc ne Modoc County Comment
  CAS-BOT-BC54295  Sphaeromeria potentilloides var. potentilloides C. C. (Mrs.) Bruce 1897-8-1 2183 Modoc Goose Lake. Comment
  UC36601  Sphaeromeria potentilloides var. potentilloides Mrs. C. C. Bruce June 1898 2173 Modoc Alturas Comment
  CAS-BOT-BC242204  Spiranthes romanzoffiana Francis Dorris Payne 1932-8-1 755 Modoc Field redacted by CAS, contact the data manager for more information 1584 Comment
  CHSC112434  Spirodela polyrhiza Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18758 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC1191922  Stachys palustris subsp. pilosa Verne Grant, Irving Schneider 1947-7-22 8146 Modoc about 1 mi n Surprise station (on Highway 395); North Fork of Pit River Comment
  CAS-BOT-BC95286  Stellaria calycantha Francis Dorris Payne 1935-7-19 786 Modoc Parker Creek at mouth of Dry Creek. Comment
  UC1028657  Stellaria calycantha Robert J. Weatherby 1955-7-8 1618 Modoc 7 mi n Ft. Bidwell; Warner Mts. 1874 Comment
  CAS-BOT-BC95297  Stellaria longipes var. longipes Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10548 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  UC71584  Stellaria longipes var. longipes Mrs. M. H. Manning 1903-5 144 Modoc near Fort Bidwell (ne Modoc County) Comment
  SEINET188113  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 miles NE of Alturas 1615 Comment
  CAS-BOT-BC54263  Stenotus stenophyllus E. S. Willits 1940-5-6 227 Modoc Davis Creek. Comment
  HSC81113  Stephanomeria tenuifolia G. M. Riegel 1978-8-22 119 Modoc South Warner Mtns. 1670 Comment
  CHSC113063  Stipa nelsonii var. dorei Lowell Ahart; John Dittes 2013-7-25 18960 Modoc South edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3 miles (air) west of Adin, Big Valley. 1267 Comment
  UCR34680  Stipa nevadensis J. A. Harpel 1981-8-6 V 12 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  HSC80833  Stipa occidentalis var. californica G. M. Riegel 1980-7-29 956 Modoc S Warner Mtns. 1829 Comment
  HSC80836  Stipa occidentalis var. occidentalis G. M. Riegel 1980-7-15 884 Modoc South Warner Mtns. 1829 Comment
  NY188818  Streptanthella longirostris R. C. Barneby 1982-5-27 17845 Modoc 3 miles E of Eagleville. 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-BC95070  Streptanthus cordatus var. cordatus Annie Montague Alexander; L. Kellogg 1946-6-7 4995 Modoc 15 mi. E of Cedarville. 1752 Comment
  POM313008  Stuckenia pectinata Verne Grant, Irving Schneider 1947-7-19 8085 Modoc Irrigation ditch south of Williams ranch house, north of Likely. Comment
  CAS-BOT-BC242647  Stuckenia striata Herbert L. Mason 1947-8-15 13540 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake Comment
  UCD138321  Stuckenia striata Herbert L. Mason 1947-8-15 13540 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake. Comment
  JEPS90830  Suaeda calceoliformis Dean W. Taylor 1989-8-4 10434 Modoc 2.5 mi e of Eagleville (between Middle Lake and Lower Lake, Modoc Plateau, Surprise Valley); Modoc Plateau, Surprise Valley 1341 Comment
  CDA19012  Suaeda calceoliformis Smith 2000-8-3 PDR 1151602 Modoc Modoc Plateau; Vicinity of Alturas. 0 Comment
  CAS-BOT-BC95578  Suaeda nigra Bruce Bartholomew 1989-8-11 5084 Modoc 4.8 km E of Eagleville, Surprise Valley, between Middle and Lower Alkali lakes. 1400 Comment
  CAS-BOT-BC180102  Swertia albicaulis var. albicaulis John Thomas Howell 1934-6-12 11990 Modoc 9 mi. S of Davis Creek. Comment
  CAS-BOT-BC180096  Swertia albicaulis var. nitida Bruce Bartholomew; Barrett Anderson 1988-7-21 4412 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  HSC26652  Swertia albicaulis var. nitida D. H. Norris, Thomas W. Nelson, S. Dowty 1971-7-23 19427 Modoc Near Hager Reservoir Comment
  CAS-BOT-BC180093  Swertia radiata Elmer Ivan Applegate 1932-7-31 7948 Modoc Mill Creek Meadows, W slope of Warner Mts. 2438 Comment
  CAS-BOT-BC95181  Symphoricarpos longiflorus Annie Montague Alexander; L. Kellogg 1946-6-18 4805 Modoc Base of lava bluff facing Lower Lake. Comment
  HSC65429  Symphoricarpos mollis J. P. Smith, J. O. Sawyer 1973-8-9 7262 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  RSA0065577  Symphoricarpos oreophilus Marion P. Harthill 1972-6-17 847 Modoc Cedar Pass. 1920 Comment
  CAS-BOT-BC95193  Symphoricarpos rotundifolius var. rotundifolius Elmer Ivan Applegate 1932-7-9 7576 Modoc Warner Mountains, north slope of Bidwell Mountain 0 Comment
  HSC80925  Symphoricarpos rotundifolius var. rotundifolius G. M. Riegel 1978-6-28 34 Modoc S Warner Mtns. 1670 Comment
  UC912524  Symphyotrichum bracteolatum F. H. Frost 1925-7-25 161 Modoc Eagle Peak Warner Mts. Comment
  JEPS40835  Symphyotrichum bracteolatum L. S. Smith 1919-8-18 1134 Modoc Ash Valley Comment
  UC1192166  Symphyotrichum bracteolatum Verne Grant and Irving Schneider 1947-8-28 8332 Modoc nw of, at Jack Swamp Alturas Comment
  JEPS40757  Symphyotrichum foliaceum W. L. Jepson 1918-8-11 7942 a Modoc Jess Valley 1584 Comment
  CAS-BOT-BC15225  Symphyotrichum foliaceum var. parryi Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10591 Modoc Three miles from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  JEPS40838  Symphyotrichum spathulatum L. S. Smith 1918-7-15 999 Modoc Mill Creek Corral Modoc Forest 2087 Comment
  UC711869  Symphyotrichum spathulatum Roxana S. Ferris and Laura Lorraine 1941-8-13 10571 Modoc 1 mi e Patterson Ranger Station; Modoc National Forest, Warner Mountains Comment
  CAS-BOT-BC15171  Symphyotrichum spathulatum var. spathulatum Herbert Louis Mason 1947-8-9 13480 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  HSC5059  Symphyotrichum spathulatum var. spathulatum M. T. Milligan 1966-7-27 593 Modoc E of Jess Valley 1646 Comment
  CAS-BOT-BC232361  Synthyris missurica Annie Montague Alexander; L. Kellogg 1946-6-15 4774 Modoc Deep Creek. 2133 Comment
  HSC80742  Synthyris missurica G. M. Riegel 1979-7-23 593 Modoc S Warner Mtns. 1829 Comment
  JEPS27951  Synthyris missurica Frances D. Payne 1929-7-26 129 Modoc Warner Mountains, Pine Creek Basin Pine Creek Basin; Warner Mountains, Pine Creek Basin 2133 Comment
  UC887553  Synthyris missurica C. L. Hitchcock 1940-5-27 6716 Modoc 15 mi ne Alturas 1981 Comment
  JEPS9932  Synthyris missurica Mrs. R. M. Austin and Bruce 1898-6-18 2132 Modoc Lake City Pass; Warner Mountains Comment
  CAS-BOT-BC252540  Taeniatherum caput-medusae Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16376 Modoc Junction of Cedar Pass road and Hwy. 299, 5.5 mi. N of Alturas. Comment
  UCD32680  Taeniatherum caput-medusae Beecher Crampton 1954-7-6 2089 Modoc Modoc County, Porter Ranch, 8 miles east of Alturas, on Road 56. Comment
  JEPS36860  Taraxacum officinale W. L. Jepson 1918-8-14 7983 Modoc Jess Valley 1584 Comment
  RSA59370  Taraxacum officinale E. K. Balls 1950-5-11 14623 Modoc 8.1 mi NE of Fort Bidwell, above Cowhead Lake, along 8 mile Creek. 1463 Comment
  CAS-BOT-BC54228  Tetradymia canescens Annie Montague Alexander; L. Kellogg 1946-7-7 4940 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CAS-BOT-BC54236  Tetradymia canescens Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10599 Modoc 5.5 mi. from Patterson Ranger Station on Eagleville Rd. Comment
  JEPS5951  Tetradymia canescens Frances D. Payne 1932-8-1 756 Modoc s and e Alturas; Warner Mountains, Parker 1828 Comment
  UCD136818  Tetradymia canescens J. M. Tucker 1950-7-25 1970 Modoc Beside highway 139, 26.4 miles southeast of Tule Lake. Comment
  UC449665  Tetradymia canescens M. F. Gilman 618 Modoc mountains 1981 Comment
  CAS-BOT-BC54239  Tetradymia glabrata E. S. Willits 1940-6-9 334 Modoc Cedarville. Comment
  CAS-BOT-BC54240  Tetradymia glabrata Bruce Bartholomew 1990-6-17 5316 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  NY496039  Thalictrum fendleri K. Paulson 1989-6-21 146 Modoc Pine Creek Basin, west side of the Warner Mountains 2109.2 Comment
  POM143373  Thelypodium howellii M. S. Baker 1894-6-29 s.n. Modoc Big Valley near Lookout Comment
  CHSC85174  Thelypodium howellii subsp. howellii John Dittes; Josephine Guardino 1991-7-21 384 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
  NY746808  Thelypodium howellii var. howellii N. H. Holmgren 1998-5-30 12996 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings 1370 Comment
  RSA429573  Thelypodium milleflorum G. Willett 1935-6-9 s.n. Modoc Eagleville. Comment
  CHSC99967  Thermopsis californica var. argentata Lowell Ahart; John Dittes 2008-8-26 15333 Modoc On the sides of an unnamed road, 200 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  RSA104147  Thermopsis californica var. argentata Milo S. Baker 1894-06 s.n. Modoc Forestdale Comment
  UC16384  Thermopsis macrophylla var. argentata Milo S. Baker Aug. 1894 Modoc Big Valley Mts. Comment
  CAS-BOT-BC95087  Thysanocarpus curvipes Milo Samuel Baker 1893-6-16 Modoc Rocky south hillside. Comment
  UCD93181  Torreyochloa pallida var. pauciflora Beecher Crampton; Carl W. Rimbey 1954-7-6 2092 Modoc following Shields Creek into Warner Mountains, 20 miles east of Alturas. 1676 Comment
  UCD93193  Torreyochloa pallida var. pauciflora August L. Hormay 1932-7-17 s.n. Modoc Lily Lake. Comment
  CAS-BOT-BC54248  Tragopogon dubius Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16443 Modoc 11 mi. N of Cedarville, Surprise Valley. Comment
  SJSU9574  Tragopogon dubius W. Savage 1979-7-3 1324 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC179197  Trichostema oblongum Bruce Bartholomew 1991-7-6 5987 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  CAS-BOT-BC179202  Trichostema oblongum M. Vasey 1990-6-30 9035 Modoc 0.2 mi. from junction of Lava Camp Road and road to Egg Lake. 1300 Comment
  JEPS33200  Trifolium andersonii var. andersonii Mrs. R. M. Austin and Bruce July, 1898 2292 Modoc Goose Lake fields Goose Lake Comment
  UC100820  Trifolium cyathiferum Milo S. Baker 1893-1 Modoc Forestdale Comment
  UCD32682  Trifolium cyathiferum Beecher Crampton 1954-7-6 2094 Modoc Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. 1676 Comment
  UCD107921  Trifolium eriocephalum var. harneyense Collector Unknown 1949-6-1 s.n. Modoc Near Eagleville. Comment
  NY717075  Trifolium gymnocarpon var. plummerae B. M. Bartholomew 1993-5-10 6471 Modoc 1.6 km northeast of Fee Reservoir Road on Barrel Spring Road, north end of Surprise Valley 1600 Comment
  CAS-BOT-BC181774  Trifolium hybridum Bruce Bartholomew 1995-8-1 7169 Modoc Ca. 1.6 km SE of Fort Bidwell on Fee Rd. 1390 Comment
  CHSC117231  Trifolium hybridum Lowell Ahart; John Dittes 2016-7-16 21240 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-BC181746  Trifolium longipes Robert J. Weatherby 1955-7-7 1604 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC181751  Trifolium longipes Bruce Bartholomew; Mona Bourell 1990-4-27 5187 Modoc Near SW corner of Big Sage Reservoir, 13.5 km NW of Hwy 299 on Crowder Flat Rd. 1510 Comment
  RSA582462  Trifolium longipes Louis C. Wheeler 1935-8-16 3879 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC181730  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1988-5-14 4191 Modoc 7 km S of turn off to Crowder Flats along West Side Road, W side of Goose Lake. 1410 Comment
  CHSC118091  Trifolium macrocephalum L. P. Janeway 2016-5-17 12009 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  HSC27357  Trifolium macrocephalum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19414 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC181726  Trifolium macrocephalum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16476 Modoc N of Davis Creek at junction of Sugar Hill Lookout road and one to Ft. Bidwell. Comment
  SEINET7073580  Trifolium microcephalum A. G. Vestal 1955-5-18 s.n. Modoc About 3.2 miles east of Aden on Route 87. UTM Zone 10, 666674mE, 4563618mN. Coordinate datum: NAD27. Comment
  SEINET7073583  Trifolium microcephalum A. G. Vestal 1955-5-18 s.n. Modoc About 3.7 miles east of Adin on Route 87. UTM Zone 10, 663529mE, 4563872mN. Coordinate datum: NAD27. Comment
  JEPS65976  Trifolium microcephalum Frances D. Payne 1931-6-22 234 Modoc se Alturas (Parker Creek); Warner Mtns Comment
  CAS-BOT-BC180169  Trifolium pratense Bruce Bartholomew 1994-7-2 6776 Modoc N side of Joseph Creek, 5.6 km E of U.S. Hwy. 395 on Forest Service road 30. 1590 Comment
  JEPS66042  Trifolium pratense Frances D. Payne 1931-6-17 173 Modoc se Alturas (Parker Creek); Warner Mtns Comment
  CAS-BOT-BC181762  Trifolium productum Elmer Ivan Applegate 1932-8-2 8099 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  RSA504657  Trifolium productum Bruce Bartholomew, B. Anderson 4582 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  CAS-BOT-BC180167  Trifolium repens Bruce Bartholomew 1994-7-2 6774 Modoc N side of Joseph Creek, 5.6 km E of U.S. Hwy. 395 on Forest Service road 30. 1590 Comment
  HSC15136  Trifolium repens M. T. Milligan 1965-6-23 285 Modoc N end of Jess Valley 1616 Comment
  HSC15166  Trifolium repens M. T. Milligan 1964-7-20 152 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  UC165600  Trifolium willdenovii Mrs. M. H. Manning 1903-1 228 Modoc near Fort Bidwell Comment
  UC1099957  Triglochin maritima Herbert L. Mason, Verne Grant 1947-7-12 13438 Modoc n Likely (Corporation Ranch Headquarters); , n of Likely Comment
  CAS-BOT-BC252538  Trisetum canescens Leland S. Smith 1917-7-24 113 Modoc Upper end of Joseph Creek. 1828 Comment
  UC1025065  Trisetum canescens Leo Whitney 1935-7-21 3560 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  CAS-BOT-BC252536  Trisetum spicatum Louis Cutter Wheeler 1935-8-3 3753 Modoc Dismal Swamp. 2225 Comment
  HSC13429  Trisetum spicatum M. T. Milligan 1965-7-10 428 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC242155  Triteleia hyacinthina Bruce Bartholomew 1994-7-1 6759 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  HSC26555  Triteleia hyacinthina D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19500 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC3043  Triteleia hyacinthina M. T. Milligan 1964-7-25 193 Modoc 1.0 mi. E of Weber Salt Camp on Pine Creek Rd. 2134 Comment
  RSA152425  Triteleia hyacinthina I. L. Wiggins, Dorothy Wiggins 1961-6-13 16462 Modoc 5 mi W of Fandango Pass, Warner Mtns. Comment
  SEINET8502707  Triteleia hyacinthina M. J. Williams 1983-7-29 83- 116 -5 Modoc Warner Mountains, N of Cedar Pass, 1.1 mi N of Stowe Reservoir Campground. 2088 Comment
  UC3275  Triteleia hyacinthina Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC252533  Triticum aestivum Leland S. Smith 1920-9-12 1192 Modoc E side of Round Valley. 1432 Comment
  CAS-BOT-BC58560  Turritis glabra John Thomas Howell 1934-6-12 12021 Modoc Plum Valley, Warner Mts. Comment
  UC1240169  Typha latifolia Verne Grant and Irving Schneider 1947-7-20 8102 Modoc by Dorris Bridge on North Fork of Pitt River near Alturas; North Fork of Pitt River Comment
  CHSC100428  Urtica dioica subsp. holosericea Lowell Ahart; John Dittes 2008-8-25 15282 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
  UCD19568  Urtica dioica subsp. holosericea Gerald Dickinson 1963-7-16 101 Modoc Cedar Pass camp ground on Alturas-Cedarville Hwy. 1798