Search Results — 2000 specimen records retrieved (1499 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 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-BC73546  Abies concolor Elmer I. Applegate 1932-8-5 8161 Modoc Cedar Pass, Warner Mountains. Comment
  RSA745482  Abies concolor Aaron Liston, Richard Halse 2006-8-4 1272 Modoc Along Highgrade Road ca. 4.4 miles north of Fort Bidwell, north end of the Warner Mtns. 1765 Comment
  CAS-BOT-BC15673  Achillea millefolium Bruce Bartholomew 1990-6-17 5305 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  RSA606138  Achillea millefolium Louis C. Wheeler 1935-10-6 4027 Modoc Lily Lake, Pine Creek. (Mt. Diablo Mer.) 2073 Comment
  CAS-BOT-BC242286  Achnatherum Leland S. Smith 1924-5-31 1352 Modoc S of field, Egg Lake Ranch. Comment
  JEPS126500  Achnatherum hymenoides Jennifer Mueller July 1-25, 2016 CA 370 -230 Modoc Take county road 27 up Granger Canyon. Comment
  UCD50343  Achnatherum hymenoides Beecher Crampton; with Carl Rimbey 1954-7-7 2151 Modoc 7 miles east of Cedarville. Comment
  UCD50353  Achnatherum hymenoides L. Whitney 1935-7-21 s.n. Modoc Cemetery, Alturas, Modoc Co., California. Comment
  UCD50369  Achnatherum hymenoides L. Whitney 1935-7-1 3356 Modoc California, Modoc County, Hackamore. Comment
  UC1024860  Achnatherum lemmonii Leo Whitney 1935-6-1 3170 Modoc 1 mi sw White Horse Comment
  UC1037171  Achnatherum lemmonii Leo Whitney 1935-7-21 3530 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  UCD50502  Achnatherum lemmonii L. Whitney 1935-6-9 3210 b Modoc White Horse. Modoc County. Comment
  UCD50572  Achnatherum lemmonii August L. Hormay 1932-7-16 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CAS-BOT-BC242322  Achnatherum lettermanii Bruce Bartholomew 1989-7-15 4996 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC242324  Achnatherum lettermanii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10533 Modoc Pattewrson Ranger Station (East Creek drainage). 2164 Comment
  UCD50893  Achnatherum occidentale L. Whitney 1935-7-3 s.n. Modoc Badger Well, Modoc County, California. Comment
  UC1024941  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-3 3331 Modoc 17 mi nw Canby (Badger Wells); Badger Wells 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
  UC1024987  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-7 3404 Modoc Spaulding's Butte near Hackamore (ca. 15 mi nw of Canby); Modoc National Forest 1463 Comment
  UC1025067  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-25 3549 Modoc near Lava Ranger Station (7 mi ne of Whitehorse) Comment
  UC1031351  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-11 3452 Modoc ca. 15 mi nw Canby (Hackamore); Modoc 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
  UCD51198  Achnatherum occidentale subsp. pubescens L. Whitney 1935-7-6 s.n. Modoc Crank Springs. Comment
  CAS-BOT-BC242311  Achnatherum thurberianum Bruce Bartholomew; Barrett Anderson 1988-5-13 4183 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  UC1024924  Achnatherum thurberianum Leo Whitney 1935-6-30 3354 Modoc open flat near Hackamore (ca. 15 mi nw of Canby); Modoc National Forest 1463 Comment
  SEINET7593482 Image available Achnatherum thurberianum John Thomas Howell 1934-1 12273 Modoc Duncan Horse Camp Comment
  UCD104524  Acmispon wrangelianus Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch, Likely. Comment
  CAS-BOT-BC218312  Aconitum columbianum Bruce Bartholomew 1992-8-9 6382 Modoc Creek below Patterson Lake on Squaw Peak Trail to Owl Creek Trail, E side of Warner Mountains. 2650 Comment
  NY483173  Aconitum columbianum subsp. columbianum B. M. Bartholomew 1990-7-20 5498 Modoc Tamarack Flat, east side of Warner Mountains. 2150 Comment
  CDA34271  Acroptilon repens L. Ahart, J. Dittes 2010-8-31 17093 Modoc Just south of the Parking Area on the west side of Elkins Lane, Ash Creek State Wildlife Area, about 7.2 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC218318  Actaea rubra Betty J. Hammerly 1941-6-20 29 Modoc Along stream entering Clear Lake. 1767 Comment
  CAS-BOT-BC218323  Adonis aestivalis Mrs. H. C. Cantelow 1949-6-12 s.n. Modoc About 1 mi. W of Canby. Comment
  HSC103927  Adonis aestivalis L. Ahart, John Dittes 2011-6-21 17514 Modoc Ash Creek State Wildlife Area; ~2,300 ft. N of Lassen County Line; ~3.6 mi. (air) W of Adin, ~8 mi. (air) NE of Bieber, Big Valley 1268 Comment
  JEPS118477  Adonis aestivalis Lowell Ahart, John Dittes 2011-6-21 17514 Modoc About 150 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  RSA0062302  Adonis aestivalis Lowell Ahart, John Dittes 2011-6-21 17514 Modoc About 150 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 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
  CDA20393  Aegilops cylindrica J. Moreo 2002-6-24 PDR 1151611 Modoc Northern California; Jasper Ranch, Willow Ranch, near New Pine Cr, Oregon. 0 Comment
  UC711880  Agastache parvifolia Roxana S. Ferris and Laura Lorraine 1941-8-13 10535 Modoc (East Creek drainage) Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mts, (East Creek drainage) 2164 Comment
  CAS-BOT-BC179888  Agastache urticifolia K. Paulson; Robert Paulson 1988-6-29 69 Modoc Near Plum Valley Camp Ground, Warner Mts.. 1402 Comment
  HSC14180  Agastache urticifolia M. T. Milligan 1966-7-3 537 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  HSC14192  Agastache urticifolia M. T. Milligan 1965-6-27 369 Modoc E slope of eroded volcanic plateau. 1677 Comment
  HSC5641  Ageratina occidentalis M. S. Baker Aug 1897 158 Modoc N Side of Egg Lake Comment
  UC1075758  Agoseris X dasycarpa Robert J. Weatherby 1955-7-8 1617 Modoc 7 mi n Ft. Bidwell; Warner Mts. (northern) 1874 Comment
  CAS-BOT-BC21368  Agoseris aurantiaca var. aurantiaca K. Paulson; Robert Paulson 1989-7-14 178 Modoc Vicinity of Little Lily Lake, ca. 2.5 mi. S of the Oregon border, N end of Warner Mts. 2171 Comment
  CAS-BOT-BC15276  Agoseris heterophylla John Thomas Howell 1934-6-12 12013 Modoc Between Davis Creek and Plum Valley Comment
  UCD77305  Agoseris monticola Robert E. Preston 2000-6-2 1363 Modoc Modoc Plateau, along Hwy 139, ca. 2.5 mi e of Forest Service Road 44N11, T42N R8E Section 3 1493 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
  CAS-BOT-BC242307  Agropyron cristatum M. A. Berry 1957-6-3 s.n. Modoc Warner Mts. 1524 Comment
  CHSC110903  Agrostis exarata Lowell Ahart; John Dittes 2012-7-11 18347 Modoc 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS73943  Agrostis exarata L. S. Smith 1918-1 883 Modoc in and around meadows Comment
  UCD53122  Agrostis pallens Leo Whitney Date Unknown 2182 Modoc Hackamore, 15 miles norhtwest of Canby, Modoc National Forest. 1463 Comment
  UC375457  Agrostis scabra Franklin P. Nutting 1894-8-25 Modoc Forestdale Comment
  UC711820  Agrostis scabra Roxana S. Ferris and Laura Lorraine 1941-8-13 10567 Modoc about 1 mi e Patterson Ranger Station (East Creek); Modoc National Forest, Warner Mountains, East Creek Comment
  CAS-BOT-BC242419  Agrostis stolonifera Bruce Bartholomew 1989-8-11 5069 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  JEPS114869  Agrostis stolonifera Lowell Ahart, John Dittes 2008-8-25 15284 Modoc W bank of the Pit River, about 1/8 mi E of County Road 91, about 3.8 mi (air) N-NE of Lookout 1273 Comment
  CAS-BOT-BC242415  Agrostis variabilis Bruce Bartholomew; Barrett Anderson 1988-7-23 4572 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  RSA534559  Aliciella leptomeria Bruce Bartholomew 1991-6-22 5849 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border 1520 Comment
  HSC17011  Aliciella micromeria M. T. Milligan 1964-6-20 48 Modoc E A St. near Hwy. 395, Alturas 1372 Comment
  CAS-BOT-BC245221  Alisma gramineum Herbert Louis Mason 1955-8-13 14653 A Modoc SW side of Goose Lake. Comment
  POM313031  Alisma gramineum H. L. Mason 1955-8-13 14653 -A Modoc Southwest side of Goose Lake Comment
  UC985667  Alisma gramineum Malcolm A. Nobs and S. Galen Smith 1949-7-22 1065 Modoc bottom of dry canals at south fork of Pit River; Likely Comment
  JEPS127311  Alisma triviale Lowell Ahart, John Dittes 2016-7-14 21200 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  POM313035  Alisma triviale H. L. Mason 1955-8-13 14653 C Modoc S end 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-BC245009  Allium acuminatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16383 Modoc 5 mi. E of 299 along Cedar Pass road. Comment
  CAS-BOT-BC245016  Allium acuminatum Milo Samuel Baker 1936-6-13 8327 Modoc W entrance to Cedar Pass. Comment
  HSC2917  Allium acuminatum M. T. Milligan 1965-6-27 379 Modoc N end Jess Valley 1616 Comment
  RSA520463  Allium acuminatum K. Paulson, R. Paulson 1989-6-14 137 Modoc Junction of Highway 299 and Highway 395 at turn off to Cedar Pass 1372 Comment
  CAS-BOT-BC244990  Allium campanulatum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 45 Modoc At edge of Parker Creek. Comment
  JEPS47576  Allium lemmonii L. S. Smith 1929-6-19 1130 Modoc Patterson Hill Modoc Forest, Patterson Hill 2194 Comment
  SEINET3884708  Allium lemmonii D. W. McNeal 1983-6-6 2849 Modoc In a road side depression (vernal pool?) beside Highway #139, 7.4 miles NW of the junction of Highway #299.; 0 Comment
  CAS-BOT-BC244980  Allium parvum Bruce Bartholomew; Barrett Anderson 1989-6-1 4771 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  CHSC75559  Allium parvum V. H. Oswald; B. Corbin, A. Sanger, G. Schoolcraft 1999-6-12 9766 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
  SEINET3878767  Allium parvum D. W. McNeal 1979-5-13 2225 Modoc Beside Hwy #395, 15.8 mi S of the jct of Hwy #299 in Alturas.; 0 Comment
  CAS-BOT-BC244965  Allium platycaule Mrs. H. C. Cantelow 1940-6-1 3897 Modoc E of Alturas. Comment
  CAS-BOT-BC244969  Allium platycaule James Vale; et al 1981-5-23 4112 Modoc Between Canby and Adin near Pit River bridge. 1280 Comment
  JEPS47621  Allium platycaule L. S. Smith 1843-1 1123 Modoc near Cedarville; Deep Creek 1828 Comment
  UCR267413  Allium platycaule Jim Andre, Glenn L. Clifton 1993-6-12 29995 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  SEINET12048097  Allium platycaule Unknown 1945-1 43 Modoc grown at Pullman, WA, Cedar Pass to Cedar Peak, Warner Mts., E of Alturas Comment
  SEINET12048282  Allium platycaule M. Ownbey, Meyer, F. G. 1940-1 2145 Modoc Cedar Peak, Warner Mts Comment
  SEINET3878901  Allium platycaule Margaret J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek road.; 0 2073 Comment
  SEINET8191571  Allium platycaule M. J. Williams 1983-7-29 83- 116 -4 Modoc Warner Mountains, 1.1 mile N of Stowe Reservoir Campground, N of Cedar Pass. 2088 Comment
  UC725720  Allium platycaule A. A. Heller 1941-6-25 16207 Modoc Cedar Pass 1935 Comment
  RSA17427  Allium tolmiei Elmer I. Applegate 1932-7-9 7586 Modoc Open rocky north slope of Bidwell Mountain, Warner Mountains. Comment
  HSC30083  Allium tolmiei var. tolmiei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19314 Modoc Soup Springs Campground Comment
  JEPS127596  Allium tolmiei var. tolmiei L. P. Janeway, B. Castro 2016-5-18 12063 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road km N of Road 73/181/47N09. Comment
  UC1036048  Allium tolmiei var. tolmiei Annie M. Alexander and Louise Kellogg 1946-6-8 4702 Modoc near 3 mile Ranger Station sign (on road from Eagleville to Patterson Mill) 2225 Comment
  UC1024851  Alopecurus geniculatus Leo Whitney 1935-6-9 3198 Modoc White Horse lake (Flat) near White Horse Comment
  RSA0045633  Alopecurus pratensis Lowell A. Ahart, John Dittes 2008-6-21 14988 Modoc About 10 yards north of a large culvert, on the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1256 Comment
  OBI47987  Alyssum alyssoides Rhonda Riggins 1989-4-28 1665 Modoc Pencil Rd 4.4 mi N of hwy 395 E of Alturas. T43N R12E, sec 13 1524 Comment
  CHSC67091  Alyssum desertorum James D. Jokerst 1987-5-12 2854 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  RSA537488  Alyssum minus Barbara Ertter 1988-6-18 7607 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
  SEINET5783736 Image available Alyssum minus S. Saufferer 1973-5-5 131 Modoc about 7.5 mi. S of Pine Creek, along Hwy 395 Comment
  RSA520451  Alyssum minus Bruce Bartholomew, B. Anderson 1989-4-27 4621 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC58603  Alyssum simplex Bruce Bartholomew; Barrett Anderson 1989-6-1 4752 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  SEINET200136 Image available Amaranthus californicus Unknown 1947-7-10 13326 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  RSA210861  Amaranthus powellii R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39026 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
  HSC65381  Amaranthus retroflexus Thomas Wood 1979-8-8 213 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  UC1191385  Amaranthus retroflexus Herbert L. Mason, Verne Grant 1947-7-10 13343 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  HSC41462  Amelanchier alnifolia J. P. Smith, J. O. Sawyer 1973-8-9 7265 Modoc Blue Lake, Modoc National Forest 1829 Comment
  NY849650  Amelanchier alnifolia B. M. Bartholomew 1988-5-13 4174 Modoc 0.6 km north of Jess Valley on West Warner Road, west side of the Warner Mountains 1620 Comment
  CAS-BOT-BC214626  Amelanchier utahensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 77 Modoc Parker Creek, near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC214635  Amelanchier utahensis Edward Kent Balls 1950-5-20 14790 Modoc South Fork Public Camp, Likely to Clear Lake, South fork Pitt River. 1432 Comment
  CAS-BOT-BC214639  Amelanchier utahensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4315 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC217083  Amelanchier utahensis A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill Comment
  CAS-BOT-BC217093  Amelanchier utahensis Bruce Bartholomew 1989-7-15 4985 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  UC1127787  Amelanchier utahensis R. C. Wilson 1933-6-4 36 Modoc Rush Creek; Modoc National Forest, Canby Quad. 1463 Comment
  NY849997  Amelanchier utahensis var. utahensis R. M. Austin 07 1898 2343 Modoc Mt. Bidwell 2438 Comment
  HSC3507  Amsinckia intermedia M. T. Milligan 1964-6-20 73 Modoc 1 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  CAS-BOT-BC54196  Amsinckia menziesii John Thomas Howell 1934-6-12 11995 Modoc 6 mi. S of Davis Creek. Comment
  UCD119739  Amsinckia menziesii Verne Grant; Irving Schneider 1947-7-18 8044 Modoc Eastside Canal, 5 miles north of Bayley's bridge, south of Alturas. Comment
  UC1094062  Amsinckia menziesii var. menziesii Francia Chisaki 1956-5-31 890 Modoc junction of Hwy #395 and Main Street (field behind the gas station); Cedarville Comment
  CAS-BOT-BC54168  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-12 12038 Modoc 10 mi. S of New Pine Creek. Comment
  CAS-BOT-BC54169  Amsinckia tessellata var. tessellata Bruce Bartholomew 1991-5-24 5724 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  CAS-BOT-BC54170  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-16 12214 Modoc Parker Creek, Warner Mountains 1584 Comment
  UC1061759  Amsinckia tessellata var. tessellata M. H. Mitchell 1936-5-21 48 Modoc 2 mi se Hospital Rock; Modoc Lava Beds National Monument 1249 Comment
  UC1540003  Amsinckia tessellata var. tessellata M. Mitchell 1936-5-21 48 Modoc 2 mi se of Hospital Rock; Lava Beds National Monument 1249 Comment
  CAS-BOT-BC54161  Amsinckia tessellata var. tessellata Elmer Ivan Applegate 1936-5-12 10287 Modoc Near top of Petroglyph Butte, Lava Beds National Monument Comment
  CAS-BOT-BC225787  Anemopsis californica L. W. Burbank 1918-6-1 s.n. Modoc Modoc Co. Comment
  CAS-BOT-BC15611  Antennaria argentea M. M. Hanna 1956-6-7 s.n. Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC15619  Antennaria argentea John Thomas Howell 1934-6-11 11968 Modoc Parker Creek. 1584 Comment
  RSA128287  Antennaria argentea Peter H. Raven, Otto T. Solbrigo 1958-6-18 13310 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  SEINET6735045 Image available Antennaria argentea M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  CAS-BOT-BC15579  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1989-4-27 4609 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 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
  HSC37943  Antennaria geyeri M. T. Milligan 1966-6-19 468 Modoc Plateau W of Jess Valley 1829 Comment
  UC29494  Antennaria geyeri Milo S. Baker 1893-6-20 Modoc Sear<?> beds Comment
  CAS-BOT-BC15555  Antennaria luzuloides Alice Eastwood; John Thomas Howell 1940-6-11 8010 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC15600  Antennaria luzuloides Bruce Bartholomew 1990-6-17 5351 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-BC58683  Antennaria luzuloides Mrs. R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley Comment
  POM260870  Antennaria luzuloides Alice Eastwood, J. T. Howell 1940-6-11 8010 Modoc 6 miles NE of Adin on road to Canby. Comment
  RSA0062305  Antennaria luzuloides Lowell Ahart, John Dittes 2011-6-22 17554 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
  RSA164324  Antennaria rosea Clare B. Hardham 1961-6-20 7864 Modoc Pine Creek 1677 Comment
  CAS-BOT-BC15557  Antennaria rosea subsp. rosea Clare Butterworth Hardham 1961-6-20 7864 Modoc Pine Creek. 1676 Comment
  CAS-BOT-BC15560  Antennaria rosea subsp. rosea John Thomas Howell 1934-6-11 11967 Modoc Parker Creek. 1584 Comment
  HSC81144  Antennaria rosea subsp. rosea G. M. Riegel 1980-7-29 960 Modoc S Warner Mtns. 1829 Comment
  CHSC99780  Apera interrupta Lowell Ahart; John Dittes 2008-6-21 14995 Modoc On damp soil, along the edge of the dying pond, north of the large culvert, east side of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CHSC31499  Aphyllon purpureum N. E. H. Prouty 1980-8-6 212 Modoc Modoc Nat. Forest. Meadow on southern bank of North Fork Pine Creek. 1524 Comment
  SD61027  Apocynum androsaemifolium Darley F. Howe 1964-8-3 3928 Modoc 34 miles north of Alturas on #395. 1402 Comment
  RSA84425  Aquilegia formosa F. W. Peirson 1926-6-25 6879 Modoc small side canyon on Cedarville road 1 mile W of summit of Warner Mts. Comment
  CAS-BOT-BC218337  Aquilegia formosa var. formosa Roxana Stinchfield Ferris; R. Duthie 1919-6-14 21 Modoc Along Parker Creek, Modoc Nat. Forest Boundary. Comment
  RSA0126228  Arabis glabra Mrs. R. M. Austin 1895-04 414 Modoc Goose Lake. 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
  SEINET5340313  Arabis holboellii var. pinetorum E. K. Balls 1950-5-14 14691 Modoc .2m. south boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  HSC81058  Arabis lyallii G. M. Riegel 1980-8-21 1096 Modoc S Warner Mtns. Comment
  CAS-BOT-BC95634  Arabis puberula Alice Eastwood; John Thomas Howell 1940-6-13 8119 A Modoc Surprise. Comment
  UC118089  Arabis puberula R. M. Austin May 1894 30 Modoc Goose Lake Valley Comment
  UCR64467  Arabis puberula Christopher Davidson 1975-6-4 2605 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of hwy 395 1500 Comment
  NY119569  Arabis sparsiflora var. sparsiflora B. M. Bartholomew 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 Warner Mtns. 1580 Comment
  HSC6566  Arabis sparsiflora var. subvillosa M. T. Milligan 1966-5-14 621 Modoc Plateau W of Jess Valley 1829 Comment
  NY119624  Arabis sparsiflora var. subvillosa R. C. Rollins 1981-6-1 81193 Modoc Warner Mtns., ca. 1 mile N of summit, Lake City to U.S. 395 Comment
  JEPS53054  Arabis subpinnatifida Frances D. Payne 1932-6-10 536 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC95648  Arctostaphylos nevadensis Bruce Bartholomew 1995-7-31 7103 Modoc E side of the Warner Mts. near crest and just N of the headwaters of the S fork of Davis Creek. 2320 Comment
  CAS-BOT-BC95649  Arctostaphylos nevadensis Belknap C. Goldsmith 1911-6-14 31 Modoc N Fork Davis Creek. 1920 Comment
  CAS-BOT-BC95651  Arctostaphylos patula Bruce Bartholomew; Mona Bourell 1990-4-28 5204 Modoc 8 km from Rush Creek on road up Hunters Ridge. 1800 Comment
  CAS-BOT-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
  RSA488026  Arctostaphylos patula Bruce Bartholomew, B. Anderson, Bartholomew 1988-5-12 4093 Modoc 4 km NW of White Horse. 1350 Comment
  CAS-BOT-BC95659  Arctostaphylos patula G. D. Hanna; M. M. Hanna 1956-6-6 Modoc Glass Mountain Comment
  LA34910  Arctostaphylos patula Mary V. Hood; 1944-6-27 44- 93 k* Modoc Sequoia National Park, Little Baldy 2468 Comment
  RSA59527  Arenaria aculeata E. K. Balls 1950-5-20 14812 Modoc Slope south of [Pitt] river; South Fork Public Camp, Likely to Jess Valley. 1433 Comment
  JEPS51492  Arenaria aculeata Frances D. Payne 1929-6-13 8 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA531334  Arenaria aculeata Bruce Bartholomew 1990-6-15 5245 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  RSA610787  Arenaria congesta L. C. Wheeler 1935-9-12 3980 Modoc Devils Garden: 2 miles SW Poindexter Reservoir. 1524 Comment
  UC1584015  Arenaria congesta var. subcongesta G. Schoolcraft 1990-6-6 2079 Modoc About 10 mi n Alturas (S of Joseph Creek); Joseph Creek 1584 Comment
  UC465483  Arenaria congesta var. subcongesta M. F. Gilman 579 Modoc Modoc Co. Canyons Comment
  UCR87508  Arenaria tenella George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 35.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  UC1025107  Aristida oligantha Leo Whitney 1935-8-19 3627 Modoc RS-1, U.S.B.E. Comment
  HSC4702  Arnica chamissonis M. T. Milligan 1966-7-3 543 Modoc E of Jess Valley 1982 Comment
  JEPS35871  Arnica chamissonis Frances D. Payne 1931-6-29 295 Modoc e of Warren Peak; Owl Creek, Warner Mts. 2133 Comment
  SEINET3085708 Image available Arnica chamissonis subsp. foliosa Annie M. Alexander, Louise Kellogg 1946-7-7 4926 Modoc Eight Mile Creek, northeast corner of Modoc county. 1750 Comment
  CAS-BOT-BC15401  Arnica cordifolia Betty J. Hammerly 1941-6-20 36 Modoc Clear Lake 1767 Comment
  CAS-BOT-BC15408  Arnica cordifolia Mrs. H. C. Cantelow 1940-6-1 Modoc Cedar Pass Mtns. east of Alturas Comment
  CAS-BOT-BC15409  Arnica cordifolia Leland S. Smith 1919-6-8 1125 Modoc Deep Creek. 1828 Comment
  UC1437361  Arnica cordifolia Clare B. Hardham 1961-6-18 7587 Modoc Cedar Pass; Warner Mountains 1828 Comment
  UC892069  Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 mi ne, on grassy hillside in canyon Alturas 1676 Comment
  UCSB19713  Arnica cordifolia Hardham, Clare 1961-6-18 Modoc Cedar Pass 1828 Comment
  JEPS6005  Arnica fulgens Frances D. Payne 1932-6-24 598 Modoc s and e of Alturas; Parker Creek, Warner Mountains 1584 Comment
  POM229876  Arnica mollis L. C. Wheeler 1935-8-14 3855 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  HSC81048  Arnica parryi G. M. Riegel 1979-7-31 610 Modoc South Warner Mountains 1829 Comment
  JEPS35908  Arnica sororia Frances D. Payne 1931-6-20 203 Modoc s and e Alturas; Waner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC242406  Arrhenatherum elatius L. D. White 1953-10-1 s.n. Modoc Briles orchard, Davis Creek. Comment
  CAS-BOT-BC15215  Artemisia arbuscula subsp. arbuscula George Henry Ward 1950-4-16 957 Modoc Foot of hills E of Goose Lake, ca. 35 mi. N of Alturas. Comment
  CAS-BOT-BC15217  Artemisia arbuscula subsp. arbuscula John Thomas Howell 1934-6-13 12098 A Modoc Patterson Mill Road, Warner Mountains 1676 Comment
  HSC81046  Artemisia arbuscula subsp. arbuscula G. M. Riegel 1980-7-23 928 Modoc S Warner Mtns. 1739 Comment
  RSA607266  Artemisia arbuscula subsp. arbuscula L. C. Wheeler 1935-9-9 3962 Modoc Spring, Devil's Garden Comment
  RSA607261  Artemisia cana L. C. Wheeler 1935-8-16 3866 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  SEINET8368663  Artemisia cana Richard R. Halse 2006-8-4 6995 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  SBBG128252  Artemisia douglasiana L. Ahart, J. Dittes 2010-8-31 17098 Modoc E side of Elkins Lane, ca. 10 yards S of the bridge across Ash Crk, Ash Crk State Wildlife Area, 4215 feet N of Lassen County Line, ca. 4.3 mi W of Adin, ca. 7.7 mi NE of Bieber, Big Valley 1267 Comment
  JEPS108113  Artemisia ludoviciana subsp. candicans Anthony B. Walters 2005-9-28 Modoc Brokenera Ranch 1 mi S of New Pine Creek on E side of Hwy 395, near pond on W base of Warner Mountains. Comment
  UC748333  Artemisia ludoviciana subsp. candicans Annie M. Alexander and Louise Kellogg 1946-7-6 4912 Modoc 3.5 mi w Eagleville Comment
  UCR143213  Artemisia ludoviciana subsp. ludoviciana L. C. Wheeler 1935-8-14 3849 Modoc Warner Mtns., Lily Lake, Pine Creek 2073 Comment
  SJSU9636  Artemisia ludoviciana subsp. ludoviciana W. Savage 1979-7-7 1457 Modoc Triangle, Fairchild Swamp Unit (SW corner), Devils Garden District, Modoc National Forest 1508 Comment
  SD96119  Artemisia nova Jack L. Reveal 1976-6-2 1841 Modoc 10 miles north of Canby. Comment
  CAS-BOT-BC15214  Artemisia tridentata subsp. tridentata Roxana S. Ferris; Laura Lorraine 1941-8-13 10563 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  HSC65598  Asclepias cordifolia Thomas Wood 1979-8-9 232 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of jct. with Co. Hwy. 2. N of Fort Bidwell 1555 Comment
  RSA252373  Asclepias cordifolia R. F. Thorne, C. W. Tilforth 1969-9-5 39152 Modoc Near Mill Creek Falls. Modoc Nataional Forest, Warner Mts. 1753 Comment
  SEINET10829549  Asclepias cordifolia J. Pykala, Daniel H. Norris 1987-5-27 Pykala 1051 Modoc Modoc National Forest, between Lower and Upper Rush Creek campgrounds 1500 Comment
  CAS-BOT-BC15662  Asclepias fascicularis Bruce Bartholomew 1989-8-10 5042 Modoc Little Hot Spring Valley, 3.9 km NW of Day. 1070 Comment
  CAS-BOT-BC497459  Asclepias speciosa B. Bartholomew 1995-7-31 7079 Modoc 1.6 km S of Foest Service road 30on US Hwy 395 along the N fork of the Pit River 1390 Comment
  CHSC112830  Asclepias speciosa Lowell Ahart; John Dittes 2013-7-25 18955 Modoc 30 yards south of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  RSA252480  Aster eatonii R. F. Thorne, C. W. Tilforth 1969-9-5 39174 Modoc Modoc National Forest, Warner Mts, along Fall Creek below Falls. 1738 Comment
  POM229871  Aster integrifolius L. C. Wheeler 1935-8-16 3888 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  JEPS124306  Astragalus Lowell Ahart, John Dittes 2015-7-15 20342 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
  NY790904  Astragalus agrestis Mrs. C. C. Bruce 06 1898 2212 Modoc Madaline Plains Comment
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Aug 21 2016
  CHSC70727  Astragalus curvicarpus var. curvicarpus A. Sanger 1997-6-2 2478 Modoc Casuse Mtn., adjacent to road running along eastern edge. 1267 Comment
  CHSC99288  Astragalus curvicarpus var. curvicarpus Lowell Ahart; John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  JEPS120893  Astragalus curvicarpus var. curvicarpus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18761 Modoc About 300 yards E of Parking Area, E of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  CHSC112510  Astragalus filipes L. P. Janeway; B. Castro 2014-6-2 11309 Modoc Great Basin. Along County Road 1, 1.0 km north of the road to the southeast corner of Cow Hed Lake (County Road 5), on the east side of Long Canyon, low in the canyon. 1566 Comment
  RSA271940  Astragalus filipes Christopher Davidson 1975-6-4 2627 Modoc Canby Bridge across Pit R., ca. 4 mi. S of Canby on Hwy 299. 1341 Comment
  SBBG3186  Astragalus filipes H. and M. Dearing 1939-6-7 3581 Modoc near Alturas Comment
  CDA26666  Astragalus filipes T. C. Fuller 1965-6-2 13593 Modoc South side of Highway 299 to Canby, 10.3 miles west of Alturas. 0 Comment
  JEPS65672  Astragalus filipes Frances D. Payne 1932-6-22 580 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  SBBG3188  Astragalus gibbsii H. and M. Dearing 1939-6-7 3580 Modoc near Alturas Comment
  UC81353  Astragalus lentiginosus var. chartaceus Mrs. R. M. Austin June, 1894 253 Modoc shores Goose Lake; shores of Goose Lake Comment
  SJSU13925  Astragalus malacus N. A. Hopkins 1985-5-13 1267 Modoc by Hwy 395 c. 30 mi S of Alturas Comment
  SJSU9576  Astragalus obscurus W. Savage 1979-7-3 1330 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  NY694123  Astragalus pulsiferae var. coronensis L. Ganio 1981-7-1 5 Modoc Near Fitzhugh Creek, 2 miles south of Yankee Jim Ranch 1646 Comment
  HSC81081  Astragalus purshii G. M. Riegel 1980-7-3 821 Modoc South Warner Mtns. 1829 Comment
  UCD105210  Astragalus purshii B. L. Kay 1955-6-17 s.n. Modoc 2 miles northwest of Likely. Comment
  CHSC19729  Astragalus purshii var. lagopinus M. T. Milligan 1966-6-19 468 Modoc Eagle Peak Region, Warner Mountains. Eroded volcanic plateau west of Jess Valley. 1828 Comment
  CAS-BOT-BC193031  Astragalus purshii var. tinctus Mrs. Austin 1895-5-1 2 Modoc Goose Lake Valley Comment
  JEPS54797  Astragalus purshii var. tinctus Frances D. Payne 1932-6-15 645 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  RSA60236  Astragalus purshii var. tinctus E. K. Balls 1950-5-12 14645 Modoc West of Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1707 Comment
  RSA60319  Astragalus purshii var. tinctus E. K. Balls 1950-5-10 15961 Modoc Hwy 395, 5.5 mi. n.e. of Alturas, .5 mi. before junction. Comment
  UC13455  Astragalus purshii var. tinctus Milo S. Baker Jun 5, 1893 - June 8, 1893 Modoc Egg L. Comment
  POM26817  Astragalus whitneyi R. M. Austin 1895-05 31 Modoc Goose Lake Valley. Comment
  UC13370  Astragalus whitneyi Mrs. R. M. Austin and Bruce June 1898 2209 Modoc Foothills Comment
  NY696556  Astragalus whitneyi var. confusus B. M. Bartholomew 1988-6-25 4375 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  NY701838  Astragalus whitneyi var. confusus G. Schoolcraft 1981-5-12 386 Modoc South of Alturas near Jones 1402 Comment
  RSA163835  Astragalus whitneyi var. confusus Clare B. Hardham 1961-6-18 7578 Modoc Mtns S of Cedar Pass. 1982 Comment
  NY696558  Astragalus whitneyi var. confusus R. C. Barneby 1982-5-25 17842 Modoc In west foothills of Warner Mountains, 9 miles northeast of Alturas 1550 Comment
  CAS-BOT-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-BC182012  Astragalus whitneyi var. lenophyllus C. L. Hitchcock 1940-5-27 6693 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC182021  Astragalus whitneyi var. lenophyllus John H. Hatton 1911-6-9 2 Modoc Sagebrush flat near Adin. Comment
  CAS-BOT-BC182014  Astragalus whitneyi var. lenophyllus C. C. (Mrs.) Bruce 1898-6-1 2209 Modoc Foothills, Modoc County. Comment
  CAS-BOT-BC58460  Athysanus pusillus Bruce Bartholomew; Mona Bourell 1990-4-26 5157 Modoc 0.5 km S of Day. 1100 Comment
  POM229214  Atriplex truncata L. C. Wheeler 1935-9-4 3941 Modoc McGinty Point, Goose Lake. 1463 Comment
  POM350741  Balsamorhiza hookeri Christopher Davidson 1975-6-4 2600 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC932077  Balsamorhiza hookeri Verne Grant and Alva Grant 1947-6-5 7973 Modoc near Alturas Comment
  CAS-BOT-BC15131  Balsamorhiza sagittata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16502 Modoc 22 mi. W of Canby along Hwy 139. Comment
  UCR132752  Balsamorhiza sagittata George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 35.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC15138  Balsamorhiza serrata Isabelo T. Kelly 1930-1-1 17 Modoc unspecified Comment
  CAS-BOT-BC15139  Balsamorhiza serrata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6469 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  RSA584726  Balsamorhiza serrata Bruce Bartholomew, Gilbert, Skog 1993-5-10 6469 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley 1600 Comment
  CAS-BOT-BC58630  Barbarea orthoceras Betty J. Hammerly 1941-6-20 32 Modoc Just beyond Clear Lake. 1767 Comment
  CHSC107331  Barbarea orthoceras Lowell Ahart; John Dittes 2011-6-21 17518 Modoc About 130 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC10248  Barbarea orthoceras Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  UC748375  Barbarea orthoceras Annie M. Alexander and Louise Kellogg 1946-7-17 5009 Modoc Benton Meadow; Warner Mountains 2072 Comment
  RSA210785  Beckmannia syzigachne R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39091 Modoc 3.4 mi N of Alturas where crossed by Hwy 395; N Fork of Pit River. 1067 Comment
  CAS-BOT-BC54183  Berberis aquifolium var. repens Isabelo T. Kelly 1930-1-1 51 Modoc Fandango Pass, Warner Mts. Comment
  CAS-BOT-BC54223  Berberis aquifolium var. repens John Thomas Howell 1934-6-11 11981 Modoc Parker Creek, Warner Mts. 1584 Comment
  HSC80945  Berberis aquifolium var. repens G. M. Riegel 1979-8-11 638 Modoc S Warner Mtns. 1670 Comment
  OBI20535  Berberis aquifolium var. repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass, Warner Mts. Comment
  UC1583943  Berula erecta G. Schoolcraft 1990-7-11 2105 Modoc about 2 mi w of West Valley Reservoir 1493 Comment
  POM229933  Betula nana L. C. Wheeler 1935-8-15 3858 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1192189  Bidens cernua Herbert L. Mason and Verne Grant 1947-7-12 13400 Modoc several mi s of Alturas (by Jones' Lane off Highway 395); Highway 395, Jones' Lane Comment
  CAS-BOT-BC15145  Bidens cernua var. cernua John Thomas Howell 1934-7-2 12354 Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  CAS-BOT-BC218117  Bistorta bistortoides K. Paulson; Robert Paulson 1989-7-4 169 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2121 Comment
  CAS-BOT-BC15113  Blepharipappus scaber Margaret J. Williams; et al 1988-6-2 88- 28 -4 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CHSC115499  Blepharipappus scaber L. P. Janeway 2014-7-8 11454 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 west edge of Goose Lake). 1650 Comment
  HSC28854  Blepharipappus scaber D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19370 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  HSC41116  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3250 Modoc Modoc National Forest; along Hwy. 299 just N west of Adin Pass 1524 Comment
  UCR57489  Blepharipappus scaber R. D. Goeden, Don W. Ricker 1989-8-23 890823- 22 Modoc Warner Mtns., Modoc National Forest, Fandango Pass Rd, near Warner Mtn, west of Pass 1616 Comment
  UCR92621  Blepharipappus scaber Kathy Harper, D. Karr 1994-6-16 s.n. Modoc Modoc Plateau, near Spaulding Lake, along Calif. Hwy 139, c. 15 mi. south of Tionesta Road, NW of Canby near Hackamore 1160 Comment
  CAS-BOT-BC15102  Blepharipappus scaber Gordon H. True 1964-6-3 1438 Modoc N Fork Pit River between Altura and Goose Lake. 1432 Comment
  POM351058  Blepharipappus scaber L. S. Rose 1940-6-14 16749 Modoc Kelly Hot Springs. 1341 Comment
  CAS-BOT-BC15785  Boechera Alice Eastwood; John Thomas Howell 1940-6-14 8235 Modoc Near Hackamore. 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-BC95730  Boechera pauciflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6539 Modoc Just W of West Valley Reservoir. 1460 Comment
  CHSC117032  Boechera pinetorum Lowell Ahart; John Dittes 2016-6-6 20947 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS53129  Boechera platysperma W. L. Jepson 1918-8-7 7887 Modoc Mt. Bidwell summit Mt. Bidwell 2507 Comment
  CAS-BOT-BC100298  Boechera puberula Roxana Stinchfield Ferris; R. Duthie 1919-6-14 65 Modoc Above Parker Creek, near Nat. Forest Boundary. Comment
  CAS-BOT-BC14523  Boechera puberula B. Bartholomew 1991-6-23 5878 Modoc 2.6 km northeast of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  CAS-BOT-BC35125  Boechera puberula Leland S. Smith 1920-6-15 1200 Modoc Bieber Range. 1371 Comment
  CAS-BOT-BC58661  Boechera retrofracta Bruce Bartholomew; Barrett Anderson 1989-6-3 4899 Modoc ca. 8 km WNW of Long Bell Ranger Station. 1350 Comment
  CAS-BOT-BC58293  Boechera retrofracta R. M. Austin 1885-1-1 Modoc Modoc County. Comment
  UC10096  Boechera sparsiflora M. S. Baker and Frank Nutting 1894-6-13 Modoc near Egg Lake Comment
  JEPS53185  Boechera sparsiflora Leland S. Smith 1918-6-22 949 Modoc Pine Creek Modoc Forest 1981 Comment
  CAS-BOT-BC25893  Boechera subpinnatifida Ethel S. Willits 1940-4-27 196 Modoc Near quarantine station, Alturas. 1371 Comment
  RSA166305  Boisduvalia macrantha Peter H. Raven, Otto T. Solbrig 1958-6-18 13330 Modoc Eastern outskirts of Lookout Comment
  JEPS89874  Botrychium simplex var. simplex Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10474 Modoc North Emerson Lake Warner Mts., North Emerson Lake 2392 Comment
  CHSC118845  Brickellia grandiflora L. P. Janeway 2015-8-9 11828 Modoc Warner Mountains. Along Road 39N06 overlooking Coyote Creek, 3.7 road-km north of Road 64 (39N06 - the road to Patterson Campground): 6.4 air-km north-northeast of Blue Lake. 2027 Comment
  RSA152613  Briza maxima I. L. Wiggins, Dorothy Wiggins 1961-6-12 16374 Modoc California Highway 299, 5.5 mi. N of Alturas at junction of Cedar Pass road. Comment
  SEINET3921589  Bromus briziformis Margaret J. Williams, Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest.; 0 Comment
  CAS-BOT-BC242443  Bromus carinatus var. carinatus Leland S. Smith 1922-7-17 1303 Modoc Near Alturas. Comment
  UC1024888  Bromus carinatus var. carinatus Leo Whitney 1935-5-29 3130 Modoc 18 mi wnw of Canby (Hole-in-the-rock); Hole-in-the-rock Comment
  UC1024967  Bromus carinatus var. carinatus Leo Whitney 1935-7-6 3441 Modoc Pit River near Lookout; Pit River Comment
  UCD32704  Bromus carinatus var. marginatus Beecher Crampton 1954-7-7 2127 Modoc Modoc County, west side of Cedar Pass. Comment
  UCD58452  Bromus commutatus A. A. Beetle 1941-6-29 2837 Modoc South slope of Mount Adin. Comment
  UCD58483  Bromus commutatus L. D. Whitney 1935-8-10 s.n. Modoc Pit River. Alturas. Comment
  CAS-BOT-BC242473  Bromus hordeaceus Bruce Bartholomew 1990-6-17 5321 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  HSC93546  Bromus inermis G. Fred Hrusa, T. D. Wilfred 1996-7-21 13310 Modoc Along Pit River at Rd. 90 bridge, E base of Splawn Mtn., N end of Big Valley 1500 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
  UCD57992  Bromus japonicus Louis C. Wheeler 1973-8-23 s.n. Modoc Big Mud Lake. Comment
  HSC9255  Bromus orcuttianus M. T. Milligan 1966-7-29 605 Modoc West slope of Eagle Peak 1921 Comment
  CAS-BOT-BC242460  Bromus suksdorfii Leland S. Smith 1922-7-20 1277 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC242451  Bromus tectorum Bruce Bartholomew; Mona Bourell 1990-4-26 5166 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  CAS-BOT-BC242453  Bromus tectorum Leland S. Smith 1919-6-4 1127 Modoc Deep Creek Ranger Station. 1508 Comment
  CAS-BOT-BC242499  Bromus tectorum Leland S. Smith 1924-6-9 1394 Modoc Egg Lake. Comment
  HSC9400  Calamagrostis canadensis var. langsdorffii M. T. Milligan 1967-7-9 671 Modoc E of Jess Valley 1768 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
  UC1101517  Callitriche verna Herbert L. Mason and Verne Grant 1947-7-12 13383 Modoc several mi s Alturas (by Jones' Lane, off Highway 395) 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-BC85788  Calocedrus decurrens A. D. Borden 1911-8-9 s.n. Modoc Buck Creek Ranger Station S. of Shields Cr. Comment
  CAS-BOT-BC244931  Calochortus leichtlinii K. Paulson; Robert Paulson 1989-7-12 177 Modoc Ca. 2 mi. N of Mill Creek Falls, W side of Warner Mts. 1920 Comment
  CAS-BOT-BC244933  Calochortus leichtlinii Elmer Ivan Applegate 1932-8-1 8004 Modoc Warren Peak. Comment
  HSC15398  Calochortus leichtlinii M. T. Milligan 1964-7-25 192 Modoc 1.0 mi. E of Weber Salt Camp on Pine Creek Rd. 2134 Comment
  RSA520456  Calochortus leichtlinii K. Paulson, R. Paulson 1989-7-12 177 Modoc Ca. 2 miles north of Mill Creek Falls, west side of Warner Mountains 1921 Comment
  CHSC40544  Calochortus longebarbatus J. D. Jokerst 1983-7-12 1836 Modoc South of and adjacent to the junction of Hwy 139 and the Loveness Rd. 1478 Comment
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Aug 4 2018
  CAS-BOT-BC244927  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1989-7-14 4966 Modoc Ca. 8 km NW of Lookout. 1300 Comment
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Aug 4 2018
  UC1748346  Calochortus longebarbatus var. longebarbatus J. D. Jokerst 1983-7-20 1862 Modoc NW of Lookout (town) (W of county rd. 93 at a point 0.2 mi S of the fork to either Whitehorse Flat or Lookout Jct.) Comment
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Aug 4 2018
  JEPS17837  Calochortus macrocarpus W. L. Jepson 1918-8-7 7857 Modoc Mt. Bidwell 2072 Comment
  RSA0039539  Calycadenia ciliosa Lowell A. Ahart, John Dittes 2008-8-25 15294 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
  CAS-BOT-BC197585  Calyptridium umbellatum Annie Montague Alexander; L. Kellogg 1946-6-25 4825 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  HSC80775  Calyptridium umbellatum G. M. Riegel 1980-7-22 1098 Modoc S Warner Mtns. 1829 Comment
  JEPS52516  Calyptridium umbellatum W. L. Jepson 1918-8-7 7891 Modoc Mount Bidwell, summit Mount Bidwell 2438 Comment
  UC635439  Calyptridium umbellatum F. H. Frost 1925-7-25 164 Modoc Eagle Peak; Warner Mountains, Eagle Peak Comment
  UC1191233  Camassia quamash subsp. breviflora Malcolm A. Nobs, S. Galen Smith 1949-5-29 773 Modoc 1 mi e of Lake City Comment
  CAS-BOT-BC242131  Camassia quamash subsp. breviflora John H. Hatton 1911-6-10 34 Modoc Modoc County. 1249 Comment
  JEPS121200  Camelina microcarpa Lowell Ahart, John Dittes 2013-7-25 18951 Modoc About 100 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
  RSA0036996  Camelina microcarpa Lowell A. Ahart, John Dittes, Todd Sloat 2013-6-8 18757 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
  CAS-BOT-BC191116  Camissonia claviformis subsp. cruciformis Bruce Bartholomew; Barrett Anderson 1989-6-2 4838 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  RSA520344  Camissonia claviformis subsp. cruciformis Bruce Bartholomew, B. Anderson 1989-6-2 4838 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  NY851235  Camissonia claviformis var. cruciformis B. M. Bartholomew 1991-5-24 5704 Modoc Surprise Valley, 6.6 km east of Eagleville 1390 Comment
  CAS-BOT-BC191109  Camissonia minor Harry Dwight Dillon Ripley; Rupert Charles Barneby 6006 Modoc Valley E of Cedarville. 1219 Comment
  UC1586092  Camissonia parvula Barbara Ertter 1988-6-18 7614 Modoc Hwy 139 1 mi s jct. to Lava Beds Nat'l Monument (ca 50 air mi sw of Klamath Falls, a few mi n of Agric. Inspection Station, e of Tonesta) 1310 Comment
  CAS-BOT-BC191105  Camissonia pusilla Bruce Bartholomew 1993-6-13 6642 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC191099  Camissonia subacaulis Louis Cutter Wheeler 1935-8-1 3731 Modoc Dismal Swamp. 2225 Comment
  NY852051  Camissonia subacaulis L. C. Wheeler 1935-8-1 3731 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains 2225 Comment
  CAS-BOT-BC191095  Camissonia tanacetifolia subsp. tanacetifolia Annie Montague Alexander; L. Kellogg 1946-6-10 4710 Modoc Snake Lake. Comment
  SEINET10873295  Campanula scabrella Unknown 1978-8-8 Showers 4219 DWS Modoc On dry open slopes near PAtterson lake, Warner Mountains Comment
  CHSC106323  Capsella bursa-pastoris Lowell Ahart; John Dittes 2010-8-31 17129 Modoc Elkins Lane, at 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
  SEINET11196165  Cardamine breweri D. A. Charlet 1989-8-25 592 a Modoc Warner Mountains, 1.4 km NW of Eagle Peak. 2499 Comment
  POM95584  Cardamine breweri Mrs. R. M. Austin 1895-07 108 Modoc Davis Creek Comment
  CAS-BOT-BC58431  Cardamine breweri var. breweri Louis Cutter Wheeler 1935-8-16 3864 Modoc Dismal Swamp, Warner Mts. 2225 Comment
  CAS-BOT-BC58668  Cardamine cordifolia C. L. Hitchcock 1940-5-27 6712 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC58669  Cardamine cordifolia C. L. Hitchcock 1940-5-27 6712 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC242330  Carex abrupta Bruce Bartholomew; Barrett Anderson 1988-7-22 4542 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  HSC7053  Carex athrostachya M. T. Milligan 1966-6-30 507 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  JEPS127213  Carex athrostachya Lowell Ahart, John Dittes 2016-6-6 20964 Modoc About one mile south the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC498657  Carex aurea B. Crampton 1954-7-6 2099 Modoc Shields Creek, Warner Mountains, 20 mi E of Alturas 1676 Comment
  HSC48006  Carex bolanderi D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19502 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC48010  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19510 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  SD46734  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Warner Mountains; Dismal Swamp; common in boggy meadow with Populus tremuloides; Red Fir Forest. 2240 Comment
  JEPS122361  Carex lenticularis Joseph Broberg, Jaycee Leonard 2012-8-14 CA 320 -124 Modoc From Alturas take Modoc Co. rd 56 to the East (this road turns into FS rd. 5). Follow this road to FS rd. 41N51 and turn right. Keep right at fork and continue to Yankee Jim Ranch. Collection is 1 mile NE of ranch house Comment
  CAS-BOT-BC242355  Carex lenticularis var. impressa Bruce Bartholomew; Barrett Anderson 1988-6-24 4333 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  HSC75585  Carex microptera G. M. Riegel 1979-8-23 698 Modoc S Warner Mtns. 2100 Comment
  UC1024335  Carex microptera Annie M. Alexander and Louise Kellogg 1946-7-18 5021 Modoc Benton Meadow Warner Mountains 2072 Comment
  SEINET7568476 Image available Carex multicaulis B. Bartholomew 1992-5-17 6345 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  CAS-BOT-BC245171  Carex nebrascensis Bruce Bartholomew; Barrett Anderson 1989-6-1 4756 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CAS-BOT-BC119596  Carex nigricans George Wilson Gillett 1957-8-10 1018 Modoc In cirque below E slope of Eagle Peak. 2651 Comment
  CAS-BOT-BC242359  Carex pellita Annie Montague Alexander; L. Kellogg 1946-7-7 4931 Modoc Eight Mile Creek. Comment
  CHSC108019  Carex pellita Lowell Ahart; John Dittes 2011-6-21 17528 Modoc About 100 yards west of the parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1268 Comment
  UC1024331  Carex pellita Annie M. Alexander and Louise Kellogg 1946-7-7 4931 Modoc Eight Mile Creek 1752 Comment
  UCD140721  Carex pellita Herbert L. Mason; Verne Grant 1947-7-12 13423 Modoc near south end of west side road, along railroad tracks, Pit River Valley, south of Alturas. Comment
  RSA180150  Carex petasata Clare B. Hardham 1961-6-17 7808 Modoc North Fork of the Pitt River, 3.3 miles S of junction of 395 and 8A Comment
  UC1586914  Carex praegracilis Juha Pykala and D. H. Norris 1987-5-28 1289 Modoc Joseph Creek Warner Mountains, Modoc National Forest, Joseph Creek Basin 1650 Comment
  CAS-BOT-BC245153  Carex praegracilis Herbert Louis Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  UCD140769  Carex praegracilis Herbert L. Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  CAS-BOT-BC118613  Carex raynoldsii Annie M. Alexander; Louise Kellogg 1946-6-30 4884 Modoc Highgrade, N end Warner Mts. Comment
  CHSC99518  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
  CAS-BOT-BC245141  Carex utriculata Robert Folger Thorne; C. W. Tilforth 1969-9-5 39186 Modoc Pine Creek where it is crossed by Hwy 395, 3.4 mi. S of Alturas. 1341 Comment
  CAS-BOT-BC245143  Carex utriculata A. Cronquist; N. Holmgren 1959-6-19 8513 Modoc Shore of Clear Lake, Warner Mts. 1828 Comment
  RSA577570  Carex utriculata L. C. Wheeler 1935-8-16 3872 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer 2226 Comment
  UC922537  Carex vesicaria Annie M. Alexander and Louise Kellogg 1948-9-21 5625 Modoc above Mineral Spring (1 mi sw of top of grade between New Pine Creek and Fort Bidwell) 2286 Comment
  CAS-BOT-BC242391  Carex whitneyi Bruce Bartholomew; Barrett Anderson 1988-7-21 4456 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UC1024855  Carex whitneyi Leo Whitney 1935-6-6 3188 Modoc ca. 2 mi n Hole-in-the-rock (ca. 18 mi wnw of Canby) Comment
  UC444861  Castilleja angustifolia Mrs. M. H. Manning May 1907 719 Modoc e side Warner Range Comment
  CHSC117769  Castilleja applegatei subsp. pinetorum L. P. Janeway 2016-5-18 12058 Modoc Modoc Plateau. Northeast corner of the Devils Garden area; along Road 47N37 0.6 km north of Road 73/181/47N09. 1626 Comment
  JEPS3898  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-27 4844 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  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
  UC1012492  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 8 1940-Jun 9 1940 25741 Modoc ne of Alturas (upper w slope below Cedar Pass); Warner Mountains 1889 Comment
  UC1012495  Castilleja applegatei subsp. pinetorum Francis W. Pennell 1940-6-8 25735 Modoc 8 mi w Canby (Route 299) 1432 Comment
  UC199401  Castilleja applegatei subsp. pinetorum M. F. Gilman 559 Modoc 1524 Comment
Read comments
Jan 12 2007
  CAS-BOT-BC226011  Castilleja arachnoidea Bruce Bartholomew; Barrett Anderson 1988-7-22 4522 Modoc S end of Bearcamp Flat, southern end of Warner Mts.. 2230 Comment
  CAS-BOT-BC226013  Castilleja arachnoidea E. S. Willits 1940-5-20 284 Modoc Canby 1371 Comment
  CAS-BOT-BC226028  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1989-6-3 4911 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  CHSC71889  Castilleja lacera Vernon H. Oswald; Lowell Ahart 1998-9-8 9594 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. 1280 Comment
  JEPS127309  Castilleja lacera Lowell Ahart, John Dittes 2016-7-14 21180 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
  UC733138  Castilleja linariifolia Elmer I. Applegate 1929-7-29 6091 Modoc Clear Lake Dam; Clear Lake Comment
  JEPS36815  Castilleja linariifolia Charles F. Quibell 1964-7-1 Modoc 2.5 mi e Alturas (along U.S. Hwy 395) Comment
  UC725308  Castilleja linariifolia A. A. Heller 1940-6-29 15746 Modoc about 5 mi w Alturas (on U.S. Hwy 299) Comment
  CAS-BOT-BC226049  Castilleja miniata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10523 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC226045  Castilleja miniata John H. Hatton 1911-6-10 8 Modoc Modoc County. 1767 Comment
  UC1191864  Castilleja minor subsp. minor Herbert L. Mason 1947-8-11 13493 Modoc w margin Lower Lake (on Highway 81, near boundary between Lassen and Modoc Counties) Comment
  CAS-BOT-BC241009  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8206 Modoc Near Kelley Hot Springs Comment
  JEPS90547  Castilleja pilosa Dean Wm. Taylor and Glenn L. Clifton 1987-6-27 9110 Modoc Upper South Deep Creek Warner Mountains (headwaters) 2194 Comment
  UC190604  Castilleja pilosa M. F. Gilman 561 Modoc 1981 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-BC226079  Castilleja tenuis Mrs. H. C. Cantelow 1943-6-2 s.n. Modoc Ca. 10 mi. NW of Canby on road to Lava Beds. Comment
  CAS-BOT-BC226083  Castilleja tenuis Bruce Bartholomew; Barrett Anderson 1989-6-1 4762 Modoc S end of Goose Lake. 1460 Comment
  RSA0062306  Castilleja tenuis Lowell Ahart, John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  UC748137  Castilleja tenuis Annie M. Alexander and Louise Kellogg 1946-6-14 4769 Modoc Silver Creek branch of Patterson Mill road 1828 Comment
  SEINET12210603  Ceanothus cuneatus J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4131 Modoc White Horse Road near Egg Lake, NW of Lookout 1311 Comment
  CAS-BOT-BC217138  Ceanothus cuneatus var. cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road. 1371 Comment
  CAS-BOT-BC217101  Ceanothus prostratus Alice Eastwood; John Thomas Howell 1940-6-13 8143 Modoc Fandango Pass. Comment
  CAS-BOT-BC217103  Ceanothus prostratus A. D. Borden 1911-5-20 s.n. Modoc W slope Sugar Hill. Comment
  CAS-BOT-BC217146  Ceanothus prostratus A. D. Borden 1911-8-9 s.n. Modoc Along S. slope of Shields Creek Comment
  HSC18321  Ceanothus prostratus M. T. Milligan 1967-6-15 654 Modoc E of Jess Valley 171 Comment
  RSA488025  Ceanothus prostratus Bruce Bartholomew, B. Anderson 1988-5-12 4091 Modoc 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  CAS-BOT-BC217117  Ceanothus velutinus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16459 Modoc Near summit of Fandango Pass. Comment
  CAS-BOT-BC217120  Ceanothus velutinus Bruce Bartholomew 1989-7-15 5020 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  POM182445  Ceanothus velutinus B. C. Goldsmith 1911-9-17 39 Modoc Fandango Creek, W slope of Warner Mts. Comment
Read comments
Jan 20 2011
  RSA504600  Ceanothus velutinus Bruce Bartholomew 1988-6-23 4277 Modoc 4 km W of Day on County road 94. 1340 Comment
  UC931944  Ceanothus velutinus Verne Grant, Alva Grant 1947-7-11 8011 Modoc below Cedar Pass; n-facing slopes of Warner Mts., below Cedar Pass Comment
  UC18456  Ceanothus velutinus Mrs. Bruce 1898-1 Modoc Comment
  JEPS117475  Centaurea cyanus Lowell Ahart, John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CDA10641  Centaurea diffusa G. Deal 1995-7-27 Modoc 0 Comment
  JEPS117502  Centaurium exaltatum Lowell Ahart, John Dittes 2010-8-31 17125 Modoc Edge of a pond, 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
  RSA767682  Centaurium exaltatum L. Ahart, John Dittes 2010-8-31 17125 Modoc Edge of a pond, about 400 yards west of Elkin s Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley. 1268 Comment
  UC956843  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1947-7-12 13386 Modoc irrigation ditch by Jones' Lane off Highway 395 several mi s Alturas Comment
  UC1127867  Cercocarpus betuloides var. macrourus R. C. Wilson 1933-7-7 58 Modoc Rush Creek, Modoc National Forest Rush Creek; Modoc National Forest, Rush Creek 1463 Comment
  UC114145  Cercocarpus betuloides var. macrourus Milo S. Baker 1893-6 Modoc Modoc Co. Comment
  RSA104148  Cercocarpus ledifolius Milo S. Baker 1893-1 s.n. Modoc [Unspecified] Comment
  RSA613685  Cercocarpus ledifolius Louis C. Wheeler 1935-9-23 4006 Modoc Pease Flat, Devil's Garden. 1524 Comment
  CAS-BOT-BC214640  Cercocarpus ledifolius var. ledifolius Robert Folger Thorne; C. W. Tilforth 1969-9-5 39151 Modoc Near Mill Creek Falls, Warner Mts., Modoc National Forest 1752 Comment
  CAS-BOT-BC15060  Chaenactis douglasii var. douglasii Annie Montague Alexander; L. Kellogg 1946-7-24 5076 Modoc Horse Mountain, Warner Mts. Comment
  UC30989  Chaenactis douglasii var. douglasii Mrs. R. M. Austin 1894-8-1 Modoc Goose Lake Valley Comment
  CAS-BOT-BC15055  Chaenactis douglasii var. douglasii Amos Arthur Heller 1938-6-24 15221 Modoc Between Alturas and Canby on Hwy 299. 1341 Comment
  UCD130294  Chaenactis douglasii var. douglasii Robert F. Thorne; J. Henrickson, C. W. Tilforth 1969-9-4 39071 Modoc near old margin of Goose Lake, southwest shore of Goose Lake north of McGinty Point. 1432 Comment
  JEPS44979  Chamaebatiaria millefolium L. S. Smith 1918-6-23 1433 Modoc Modoc National Forest, w side Happy Camp Happy Camp; Modoc National Forest, Happy Camp Comment
  UC1037213  Chamaebatiaria millefolium Leo Whitney 1934-6-5 1579 Modoc Modoc National Forest, Quaking Asp Modoc National Forest; , Quaking Asp 1219 Comment
  UCR163905  Chamaesaracha nana Jim Andre 1993-6-30 1400 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  JEPS39319  Chamerion angustifolium subsp. circumvagum L. S. Smith 1918-1 1063 Modoc Coyote Creek Warner Mts. Comment
  UC125543  Chamerion angustifolium subsp. circumvagum Mrs. R. M. Austin Aug. 1884 Modoc Sugarloaf Hill Comment
  CHSC99251  Chenopodium Lowell Ahart; John Dittes 2008-6-21 15010 Modoc Along 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
  CAS-BOT-BC95514  Chenopodium berlandieri Bruce Bartholomew 1989-7-14 4956 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CAS-BOT-BC95517  Chenopodium berlandieri Bruce Bartholomew; Barrett Anderson 1990-7-21 5554 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CAS-BOT-BC95522  Chenopodium foliosum K. Paulson; Robert Paulson 1989-7-12 176 Modoc Ca. 1 mi. N of Mill Creek Falls, W side of Warner Mts. 1828 Comment
  SFV7751  Chenopodium leptophyllum T. Gordon, K. Kimbrough 1975-8-15 1217 Modoc Just east of the entrance to Lava Beds National Monument. 1280 Comment
  UCSB4702  Chimaphila umbellata Haller, John 1960-7-4 Modoc West of Cave Lake, road between New Pine Creek and Fort Bidwell, Warner Mountains 1981 Comment
  CDA19915  Chorispora tenella R. Breckenridge, Kratville 2002-6-6 PDR 920238 Modoc Northern California; in the vicinity of Alturas. 1328 Comment
  NY125574  Chorispora tenella B. M. Bartholomew 1993-5-10 6450 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley 1520 Comment
  CDA36068  Chorispora tenella C. Pirosko 2002-6-14 s.n. Modoc Jones Lane. 0 Comment
  POM260897  Chorizanthe polygonoides var. polygonoides Alice Eastwood, John T. Howell 1940-6-15 8300 Modoc 5 miles N of Lookout Comment
  UC52605  Chorizanthe polygonoides var. polygonoides M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  CAS-BOT-BC15031  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-5 8183 Modoc S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC15002  Chrysothamnus nauseosus subsp. albicaulis Louis Cutter Wheeler 1935-9-10 3968 Modoc McGinty Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC15038  Chrysothamnus nauseosus subsp. albicaulis Belknap C. Goldsmith 1910-7-28 15 Modoc Fandango Creek. 1554 Comment
  CAS-BOT-BC15039  Chrysothamnus nauseosus subsp. albicaulis Loran C. Anderson 1958-8-24 1615 Modoc Cedar Pass Campground, 8 mi. W of Cedarville. Comment
  CAS-BOT-BC15045  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1936-9-23 11075 Modoc South base of Caldwell Butte, Lava Beds National Monument. Comment
  SBBG128255  Chrysothamnus viscidiflorus subsp. viscidiflorus L. Ahart, J. Dittes 2010-8-30 17061 Modoc near the homestead, ca. 100 yards E of the fence, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8 mi NE of Bieber, Big Valley 1267 Comment
  SJSU9679  Chrysothamnus viscidiflorus subsp. viscidiflorus W. Savage 1979-8-22 1579 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS117477  Cichorium intybus Lowell Ahart, John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  HSC5368  Cichorium intybus M. T. Milligan 1964-8-21 236 Modoc Pikes Pt. Easgle Lake 1677 Comment
  RSA0123895  Cicuta maculata var. angustifolia Robert F. Thorne 1969-9-5 39160 Modoc Modoc National Forest, Warner Mts. Clear Lake. 1768 Comment
  CAS-BOT-BC14955  Cirsium arvense Thomas C. Fuller 1959-7-8 2746 Modoc 1.5 mi. SE of Tule Lake. Comment
  CDA1061  Cirsium arvense T. C. Fuller 1959-7-8 2746 -B Modoc Grainfield, 1.5 mi. South of Tulelake. 0 Comment
  CDA36045  Cirsium arvense CDFA Staff 1976-7-28 Modoc Tule Lake. 0 Comment
  CAS-BOT-BC14957  Cirsium cymosum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 70 Modoc Above Parker Creek. 1981 Comment
  CAS-BOT-BC14960  Cirsium cymosum Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10619 A Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mountains 1889 Comment
  CDA1197  Cirsium douglasii var. breweri T. C. Fuller 1975-9-4 20098 Modoc Lunsford Spring near California Pines. Comment
  CAS-BOT-BC14931  Cirsium occidentale var. candidissimum Annie Montague Alexander; L. Kellogg 1946-6-18 4803 Modoc Patterson Mill-Silver Creek roads. Comment
  HSC31108  Cirsium occidentale var. candidissimum R. F. Thorne, C. W. Tilforth 1969-9-5 39183 Modoc 3.3 mi. N of Likely 1357 Comment
  HSC81012  Cirsium occidentale var. candidissimum G. M. Riegel 1980-7-15 908 Modoc South Warner Mtns. 2100 Comment
  UC748330  Cirsium occidentale var. candidissimum Annie M. Alexander and Louise Kellogg 1946-6-22 4813 Modoc 2 mi n of Lake City 1414 Comment
  RSA0070699  Cirsium occidentale var. candidissimum R. F. Thorne, C. W. Tilforth 1969-9-5 39183 Modoc 3.3 miles N of Likely. 1357 Comment
  CDA20569  Cirsium ochrocentrum C. Pirosko 2005-6-24 PDR 1303856 Modoc Modoc Plateau; Schluter Ranch off Hwy 395 on Pencil Road, N of Alturas ca 2 mi. 0 Comment
  CDA31791  Cirsium ochrocentrum K. Haas 2007-2-6 PDR# 1402971 Modoc County Rd 1, Cedarville 0 Comment
  CAS-BOT-BC14938  Cirsium scariosum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10522 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC14939  Cirsium scariosum Elmer Ivan Applegate 1932-8-1 8041 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  UC91805  Cirsium scariosum var. americanum Mrs. R. M. Austin Jul 1894 243 Modoc Goose Lake Valley Goose Lake Valley Comment
  CAS-BOT-BC191071  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1990-6-18 5391 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CHSC117035  Clarkia gracilis subsp. gracilis Lowell Ahart; John Dittes 2016-6-6 20943 Modoc About40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CAS-BOT-BC191051  Clarkia lassenensis M. M. Hanna 1958-6-22 s.n. Modoc Along road near Canby. Comment
  CAS-BOT-BC191053  Clarkia lassenensis John Thomas Howell 1934-6-11 11942 Modoc Parker Creek. 1584 Comment
  UC422848  Clarkia lassenensis Franklin P. Nutting Modoc Forestdale Comment
  RSA150363  Clarkia lassenensis A. J. Cronquist, Arthur H. Holmgren 1959-6-19 8509 Modoc Ridge south of Clear Lake; Warner Mountains 15 miles east of Likely 1982 Comment
  CAS-BOT-BC191041  Clarkia rhomboidea John Thomas Howell 1934-6-13 12048 Modoc Fandango Pass. 1828 Comment
  HSC64514  Clarkia rhomboidea J. P. Smith, J. O. Sawyer 1973-8-9 7258 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA323621  Clarkia rhomboidea Arnold Tiehm 1984-6-30 8839 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  SEINET10632445  Clarkia rhomboidea Peter H. Raven, Otto T. Solbrig 1958-6-18 Raven 13309 Modoc Cottonwood Flat Camp Ground, Modoc National Forest. Comment
  UC20029  Clarkia rhomboidea Milo S. Baker 1893-8-10 Modoc Comment
  HSC16269  Clarkia stellata M. T. Milligan 1965-7-27 362 Modoc Eroded volcanic plateau west of Jess Valley 1829 Comment
  CAS-BOT-BC248356  Claytonia lanceolata B. Bartholomew; H. Sun 2002-6-24 8839 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  SEINET188374 Image available Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles northeast of Alturas 1980 Comment
  CAS-BOT-BC197441  Claytonia parviflora subsp. parviflora Bruce Bartholomew 1994-5-14 6679 Modoc NW of Day between Oilar Ranch and Day Rock. 1190 Comment
  CHSC85127  Claytonia rubra subsp. depressa John Dittes; Josephine Guardino 1991-6-1 354 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-BC197471  Claytonia rubra subsp. rubra Bruce Bartholomew 1990-6-15 5228 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  UC35016  Cleome platycarpa Mrs. C. C. Bruce Jun 1898 2180 Modoc Likely Comment
  CAS-BOT-BC226093  Collinsia parviflora Annie Montague Alexander; L. Kellogg 1946-7-17 5011 Modoc Benton Meadow, Warner Mountains 2072 Comment
  CAS-BOT-BC229862  Collinsia parviflora Fred D. Douthitt 1916-5-11 25 Modoc Near Flournoy Swale. 1524 Comment
  CAS-BOT-BC229864  Collinsia parviflora Bruce Bartholomew; Barrett Anderson 1988-6-24 4299 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC229868  Collinsia parviflora Bruce Bartholomew; Barrett Anderson 1989-4-29 4666 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  CHSC85138  Collinsia parviflora John Dittes; Josephine Guardino 1991-6-1 373 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
  JEPS4003  Collinsia parviflora Frances D. Payne 1932-6-27 622 Modoc s and e Alturas; Warner Mtns, Parker Creek 1584 Comment
  RSA59930  Collinsia parviflora E. K. Balls 1950-5-11 14619 Modoc 8 mi. n. of Lake City, w. shore Upper Lake. 1418 Comment
  SBBG6876  Collinsia parviflora H. and M. Dearing 1939-6-8 3599 Modoc Pine Cyn, Warner Mtns Comment
  RSA503036  Collinsia parviflora Bruce Bartholomew, B. Anderson 1988-6-24 4365 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. 2190 Comment
  SJSU11591  Collinsia parviflora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  JEPS17635  Collinsia torreyi var. wrightii Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5399 Modoc 3.3 mi e Patterson Ranger Station (flat at summit of forest rd across s end of Warner Range); Warner Mtns 2225 Comment
  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
  CAS-BOT-BC190729  Collomia grandiflora Annie Montague Alexander; L. Kellogg 1946-7-7 4952 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  UC1191644  Collomia grandiflora Verne Grant and A. Grant 1947-7-13 8018 Modoc Fandango Pass Warner Mountains Comment
  CAS-BOT-BC190736  Collomia grandiflora Mrs. H. C. Cantelow 1940-5-31 4107 Modoc E of Canby. Comment
  JEPS71010  Collomia grandiflora Frances D. Payne 1929-7-22 106 Modoc s and e Alturas (woods and bare knolls); Warner Mountains, Parker Creek 1584 Comment
  RSA503235  Collomia grandiflora Bruce Bartholomew, B. Anderson 1988-7-21 4416 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC190725  Collomia linearis Bruce Bartholomew 1990-6-16 5282 Modoc Bear Flat, W side of Warner Mountains. 1830 Comment
  RSA164297  Collomia linearis Clare B. Hardham 1961-6-18 7561 Modoc Cedar Pass 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
  HSC75907  Collomia tinctoria D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19488 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  RSA71945  Collomia tinctoria F. W. Peirson 1926-6-25 6892 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  UC1037299  Collomia tinctoria Leo Whitney 1934-5-27 1638 Modoc rocky flat near Hockamore; Modoc National Forest 1463 Comment
  HSC31084  Comarum palustre R. F. Thorne, C. W. Tilforth 1969-9-5 39162 Modoc Modoc National Forest: Warner Mtns.; Clear Lake 1768 Comment
  HSC6958  Conringia orientalis M. T. Milligan 1964-6-20 64 Modoc 3 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  CAS-BOT-BC95590  Convolvulus arvensis Leland S. Smith 1924-6-6 1378 Modoc On big burn S of Egg Lake. Comment
  SBBG30598  Convolvulus arvensis D. Myrick 1968-6-20 1977 Modoc Davis Crk on Hwy 395, 15 mi N of Alturas Comment
  UCD126204  Convolvulus arvensis Herbert L. Mason; Verne Grant 1947-7-10 13338 Modoc Dorris Reservoir, 2 miles east of Alturas. 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
  CAS-BOT-BC14945  Conyza canadensis Leland S. Smith 1510 Modoc Lava Lake. 1310 Comment
  UC429110  Corallorhiza maculata M. F. Gilman 656 Modoc Mts. 1828 Comment
  UC845200  Corallorhiza maculata Milo S. Baker 1893-7-10 Modoc Comment
  CAS-BOT-BC229877  Cordylanthus capitatus Bruce Bartholomew; Barrett Anderson 1988-7-23 4560 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  UC71736  Cordylanthus maritimus subsp. canescens Mrs. M. H. Manning 1903-8-26 328 Modoc n end Lake Sessions (ne Modoc Co.) Comment
  JEPS16278  Cordylanthus ramosus Mrs. R. M. Austin July, 1894 245 Modoc Goose Lake Valley Comment
  JEPS50181  Cornus sericea subsp. sericea W. L. Jepson 1918-8-7 7906 Modoc Mt. Bidwell N. Fork Bidwell Creek, Mt. Bidwell 1828 Comment
  CAS-BOT-BC197571  Crataegus douglasii Elmer Ivan Applegate 1929-6-25 5900 Modoc Cottonwood Creek, E side of Goose Lake. Comment
  CHSC107319  Crataegus douglasii Lowell Ahart; John Dittes 2011-6-21 17529 Modoc On the north bank of Ash Creek, Ash Creek State Wildlife Area, 4,500 feet south of County Road 87, 2.7 miles (air) west of Adin, 9.1 miles (air) northeast of Bieber. 1271 Comment
  CAS-BOT-BC14902  Crepis acuminata Robert Patterson; Mona Bourell 1993-8-15 5253 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC81021  Crepis acuminata G. M. Riegel 1979-7-14 544 Modoc South Warner Mtns. 1739 Comment
  SBBG8039  Crepis acuminata H. and M. Dearing 1939-6-8 3590 Modoc near Goose Lake 1219 Comment
  CHSC118085  Crepis bakeri subsp. bakeri L. P. Janeway 2016-5-17 12012 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
  CHSC118086  Crepis bakeri subsp. bakeri L. P. Janeway 2016-5-16 12003 Modoc Modoc Plateau. Devils Garden area; along Road 46N02 3.4 road-km south-southeast of Road 47N09/73/181; about 5.2 air-km north of Crowder Mtn Reservoir. 1570 Comment
  CAS-BOT-BC14854  Crepis intermedia Elmer Ivan Applegate 1932-8-1 8002 Modoc N of Mill Creek Meadows, west slope of Warner Mountains 2438 Comment
  CAS-BOT-BC14882  Crepis modocensis Alice Eastwood; John Thomas Howell 1940-6-13 8148 Modoc Fandango Pass. Comment
  JEPS89243  Crepis modocensis Lauramay T. Dempster 1961-6-18 1693 Modoc peak just s Cedar Pass Comment
  UC581244  Crepis modocensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1807 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  CAS-BOT-BC14879  Crepis modocensis subsp. modocensis Ernest Brown Babcock; George Ledyard Stebbins 1936-6-9 1808 Modoc Cedar Creek Canyon, about 3 mi. W of Cedarville, Warner Mountains 1676 Comment
  RSA163736  Crepis modocensis subsp. modocensis Clare B. Hardham 1961-6-18 7583 Modoc Mts S of summit of Cedar Pass. Comment
  CAS-BOT-BC14878  Crepis modocensis subsp. subacaulis Elmer Ivan Applegate 1932-7-9 7604 Modoc Summit of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC14913  Crepis modocensis subsp. subacaulis E. S. Willits 1940-5-6 228 Modoc Davis Creek. 1371 Comment
  CAS-BOT-BC14857  Crepis occidentalis Gordon H. True 1964-6-3 1460 Modoc North fork of Pitt River between Alturas and Goose Lake. 1463 Comment
  SJSU2085  Crepis occidentalis R. L. Fisher 1958-6-13 Modoc c. 6 mi S of Canby near Adin Pass Comment
  CAS-BOT-BC14871  Crocidium multicaule R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  UC1234581  Crocidium multicaule Peter H. Raven 1962-5-29 17897 Modoc State Hwy 139 at s road to Lava Beds National Monument Comment
  SEINET9592040  Croton setiger M. J. Williams 1985-8-13 85- 67 -1 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. 1524 Comment
  CAS-BOT-BC14838  Crupina vulgaris Bruce Bartholomew 1990-6-15 5212 Modoc Kelly Spring, 5.5 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  NY389200  Crupina vulgaris B. M. Bartholomew 1990-6-15 5212 Modoc Kelly Spring, 5.5 km SSE of Hwy 299 on road from Rush Creek Comment
  SEINET5343801 Image available Crupina vulgaris G. Schoolcraft 1993-6-17 2297 Modoc NE of Adin on S. side of Hunter Ridge 1646 Comment
  CHSC100390  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
  JEPS114436  Crypsis vaginiflora Lowell Ahart, John Dittes 2008-8-26 15353 Modoc bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, northeast of wire gate, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  UC589921  Crypsis vaginiflora Leo Whitney 1935-7-21 3563 Modoc Stone Coal Valley Pitt River Comment
  CAS-BOT-BC54127  Cryptantha affinis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10529 A Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC54130  Cryptantha affinis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16506 Modoc 16 mi. W of Canby, along Hwy 139. Comment
  UC24652  Cryptantha ambigua Mrs. R. M. Austin and Bruce Jun 1898 2267 Modoc Goose Lake Comment
  HSC75575  Cryptantha intermedia G. M. Riegel 1980-7-14 877 Modoc S Warner Mtns. 1739 Comment
  UC71865  Cryptantha intermedia Mrs. M. H. Manning May 1903 130 Modoc near Fort Bidwell (ne Modoc County) Comment
  UC71864  Cryptantha intermedia Mrs. M. H. Manning Jul 1904 392 Modoc Mill Canyon, ne Modoc County Mill Canyon 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
  CAS-BOT-BC54112  Cryptantha simulans Alice Eastwood; John Thomas Howell 1940-6-14 8236 Modoc Near Hackamore. Comment
  POM204147  Cryptantha simulans J. T. Howell 1934-6-13 12043 Modoc Fandango Pass, Warner Mountains. 1829 Comment
  SDSU20234  Cryptantha subretusa Ronald B. Kelley 2005-7-26 934 Modoc In Warner Mountains on both sides of Summit Trail just south of Pepperdine camp area. 2163 Comment
  UC705774  Cryptantha subretusa Marion Ownbey, Fred G. Meyer 1940-7-1 2134 Modoc Cedar Pass Warner Mts. Comment
  CAS-BOT-BC54125  Cryptantha torreyana John Thomas Howell 1934-6-11 11984 Modoc Parker Creek. 1584 Comment
  JEPS67866  Cryptantha torreyana W. L. Jepson 1918-8-9 7907 Modoc North Fork Bidwell Creek 1828 Comment
  SBBG19793  Cryptantha torreyana C. B. Hardham 1961-6-19 7843 Modoc Willow Crk Comment
  CAS-BOT-BC54083  Cryptantha watsonii Bruce Bartholomew; Barrett Anderson 1989-6-2 4823 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UC1222085  Cupressus bakeri C. O. Stone 1963-12-26 276 Modoc approximately 1 mi s Gassaway Reservoir; Quadrangle 16C2 1109 Comment
  UC1222086  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc approximately 1.5 mi s Gassaway Reservoir; Quadrangle 16C2 1097 Comment
  UC450147  Cuscuta subinclusa Milo S. Baker 1899-8-14 Modoc Little Hot Springs Valley 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
  CAS-BOT-BC245212  Damasonium californicum Bruce Bartholomew 1991-6-21 5826 Modoc Vicinity of Drift Fence Tank, 2 km S of Forest Service road 73 on road to Rim Rock Valley. 1580 Comment
  CAS-BOT-BC245214  Damasonium californicum John Thomas Howell 1934-6-15 12184 Modoc Alturas. Comment
  CAS-BOT-BC242495  Danthonia californica Leland S. Smith 1920-7-13 1178 Modoc Modoc National Forest - Grizzley's 1432 Comment
  JEPS68521  Danthonia californica L. S. Smith 1917-7-1 90 Modoc Deep Creek R.S. camp Warner Mts. 2133 Comment
  JEPS68525  Danthonia californica Leland S. Smith 1918-1 878 Modoc Comment
  CAS-BOT-BC242485  Danthonia unispicata Bruce Bartholomew; Barrett Anderson 1990-7-20 5538 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  CAS-BOT-BC242489  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc Near Surprise, ca. 15 mi. N of Alturas. 1402 Comment
  RSA359360  Danthonia unispicata L. M. Shultz, John Shultz 1985-6-23 8595 Modoc Modoc Plateau at the western extension of the Great Basin, between Beeler and Duncan reservoirs north of Canby, near highway 139 1311 Comment
  SEINET191905 Image available Danthonia unispicata C. L. Hitchcock 1940-4-28 6720 Modoc Near Suprise ca. 15 miles north of Alturas. 1402 Comment
  CAS-BOT-BC214752  Dasiphora fruticosa Bruce Bartholomew 1991-8-5 6073 Modoc Summit Trail, NW side of Squaw Peak, W side of Warner Mts. 2480 Comment
  CAS-BOT-BC214754  Dasiphora fruticosa Annie Montague Alexander; L. Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC217337  Delphinium andersonii M. M. Hanna 1956-6-5 Modoc Cedar Pass Camp ground. Comment
  JEPS23344  Delphinium depauperatum Frances D. Payne 1929-7-7 71 Modoc Pine Creek Basin 2 mi SW of Mt. Warren, Southeastern Modoc County 2133 Comment
  JEPS86305  Delphinium depauperatum Jack and Betty Guggolz 1988-7-4 979 Modoc Comment
  CAS-BOT-BC498677  Delphinium depauperatum Ira L. Wiggins; Dorothy B. Wiggins 1961-6-14 16491 Modoc Warner Mts., 2.5 mi from Hwy 395, 2 mi NW of Fenner Flat Comment
  NY487636  Delphinium depauperatum B. M. Bartholomew 1988-6-24 4308 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' Quad. 2130 Comment
  CAS-BOT-BC217312  Delphinium nuttallianum Annie Montague Alexander; L. Kellogg 1946-6-5 4667 Modoc Emerson Creek, S of Eagleville, Warner Mts. 1981 Comment
  CAS-BOT-BC217318  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1989-4-30 4708 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC217323  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-18 7569 Modoc Mountains S of Cedar Pass. North slopes. Comment
  SBBG2167  Delphinium nuttallianum H. and M. Dearing 1939-6-9 3620 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  RSA185470  Delphinium nuttallianum Clare B. Hardham 1961-6-18 7569 Modoc Hills 3 miles SE of summit, Cedar Pass, Flowers purple upper petals usually pale. 1829 Comment
  UC748094  Delphinium nuttallianum Annie M. Alexander and Louise Kellogg 1946-6-5 4667 Modoc s Eagleville (above road); Warner Mountains, Emerson Creek 1981 Comment
  UCR163270  Deschampsia danthonioides Jim Andre 1993-7-2 1420 Modoc Modoc Plateau, about 13 miles NW of Canby on Tuscorora Pipeline right-of-way, off Hwy 139 1463 Comment
  CHSC85398  Deschampsia elongata John Dittes; Josephine Guardino 1991-8-24 459 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  CAS-BOT-BC58625  Descurainia incisa John Thomas Howell 1934-6-13 12065 Modoc Fandango Pass, Warner Mountains 1828 Comment
  HSC81065  Descurainia incisa subsp. incisa G. M. Riegel 1979-7-5 501 Modoc S Warner Mtns. 2100 Comment
  SEINET5343283  Descurainia incisa var. viscosa M. J. Williams 1984-6-30 84- 80 -5 Modoc Seepage area near a reservoir 6.8 miles west of Cedarville-Gerlach road. 1981 Comment
  POM94913  Descurainia pinnata subsp. filipes C. C. Bruce 1898-06 2246 Modoc Lake City Canon. Comment
  CAS-BOT-BC58438  Descurainia sophia Francis Dorris Payne 1929-7-6 46 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC58439  Descurainia sophia Bruce Bartholomew; Barrett Anderson 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  JEPS14817  Descurainia sophia Conrad V. Morton Jul 1925 629 Modoc Warner Mountains Comment
  NY126141  Descurainia sophia B. M. Bartholomew 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mtns. 1540 Comment
  JEPS58090  Dichelostemma multiflorum Frances D. Payne 1931-6-18 188 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC49463  Dieteria canescens var. shastensis Elmer Ivan Applegate 1923-3-17 3341 Modoc Dry Lake, SE of Tule Lake. Comment
  UC748385  Dieteria canescens var. shastensis Annie M. Alexander and Louise Kellogg 1946-8-8 5122 Modoc Patterson Lake Trail Warner Mountains, Patterson Lake Trail Comment
  CAS-BOT-BC14844  Dimeresia howellii James Vale; et al 1979-6-6 Modoc Soldier Creek, N off of Cedar Pass. Comment
  CAS-BOT-BC14845  Dimeresia howellii James Vale; Keith Wagnon; Walter Knight; Irja Knight 1981-5-21 4127 Modoc Near Cedar Mountain, about one mile from Stowe Reservoir Road which begins at Hwy. 299, just east of Cedar pass summit 2133 Comment
  CAS-BOT-BC14847  Dimeresia howellii Dean William Taylor; G. L. Clifton 1987-6-27 9081 Modoc Warner Mts., Deep Creek. 1584 Comment
  JEPS26493  Dimeresia howellii Lauramay T. Dempster 1961-6-18 1700 Modoc 3.2 mi e Cedar Pass (canyon s of highway) 1676 Comment
  CAS-BOT-BC234457  Diplacus nanus K. Paulson; Robert Paulson 1990-6-21 207 Modoc N of Soldier Creek, E side of Warner Mts. 2011 Comment
  CAS-BOT-BC234486  Diplacus nanus Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi W of Adin Pass Summit, Hwy 299. Comment
  CAS-BOT-BC234496  Diplacus nanus Mrs. H. C. Cantelow 1940-6-2 4417 Modoc Rd to Lava Beds. W of Alturas. Comment
  CHSC118305  Diplacus pygmaeus L. P. Janeway 2016-5-18 12067 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  OBI49345  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end. Between Kramer Reservoir and White Horse-Lookout road along intermittent stream; 2.3 rd mi W of RR crossing T40N, R6E, NW1/4, NW1/4 S22 1300 Comment
  CHSC100110  Distichlis spicata L. P. Janeway; B. Castro 2008-8-16 9545 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  UC70656  Distichlis spicata M. H. Manning Aug 1903 423 Modoc Collected in North-eastern Modoc County Comment
  UCR34703  Dodecatheon J. A. Harpel 1981-8-6 V- 27 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  JEPS14674  Dodecatheon alpinum L. S. Smith 1918-6-23 958 Modoc High Grade District 48-15 Warner Mts., High Grade District 48-15 2346 Comment
  POM76690  Dodecatheon conjugens R. M. Austin 1895-04 560 Modoc Goose Lake Valley. Comment
Read comments
Sep 5 2010
  RSA520479  Dodecatheon conjugens Bruce Bartholomew, B. Anderson 1989-4-28 4655 Modoc 11 km N of State Highway 299 and ca. 1 km S of Raker and Thomas Reservoir. Juniper shrub savannah. 1500 Comment
  CAS-BOT-BC218270  Dodecatheon ellisiae Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6429 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  CAS-BOT-BC218300  Dodecatheon pulchellum Bruce Bartholomew 1995-6-3 6952 Modoc 5.1 km W of Goose Lake on Forest Service Road 73 between Goose Lake and Crowder Flat Road. 1580 Comment
  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
  CAS-BOT-BC95114  Downingia bacigalupii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16515 Modoc 13 mi. W of Canby along State Hwy 139. Comment
  CAS-BOT-BC95117  Downingia bacigalupii Fred. P. Cronemiller 1920-9-20 164 Modoc Blurlow's Ranch, Fandango Valley. 1524 Comment
  CAS-BOT-BC95122  Downingia bacigalupii M. Vasey 1990-6-30 9039 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  CHSC117251  Downingia bacigalupii Lowell Ahart; John Dittes 2016-7-14 21165 Modoc West side of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS14499  Downingia bicornuta var. bicornuta Milo S. Baker 1893-6 Modoc Egg Lake Comment
  UCD149943  Downingia elegans William Anderson 1963-7-20 s.n. Modoc Devil's Garden. Comment
  CAS-BOT-BC95143  Downingia insignis John Thomas Howell 1934-6-15 12202 Modoc Dorris Reservoir. Comment
  CAS-BOT-BC58286  Draba albertina Bruce Bartholomew 1990-6-16 5259 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  HSC80857  Draba albertina G. M. Riegel 1980-8-9 1021 Modoc S Warner Mtns. 2183 Comment
  UC190593  Draba densifolia M. F. Gilman 505 Modoc Mts. 1981 Comment
  CAS-BOT-BC58597  Draba novolympica Annie Montague Alexander; L. Kellogg 1946-8-9 5134 Modoc Between Squaw Peak and Warren Peak, Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC58588  Draba verna Bruce Bartholomew; Barrett Anderson 1988-5-12 4101 Modoc White Horse. 1340 Comment
  CAS-BOT-BC58594  Draba verna Bruce Bartholomew 1991-5-24 5730 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  HSC80705  Drymocallis glandulosa G. M. Riegel 1980-8-20 1076 Modoc S Warner Mtns. 1829 Comment
  UC545658  Drymocallis glandulosa var. glandulosa John Thomas Howell 1934-6-13 12073 Modoc Fandango Pass Warner Mts. 1828 Comment
  UC71676  Drymocallis glandulosa var. glandulosa Mrs. M. H. Manning 1902-10-11 38 Modoc Warner Mts. Warner Mts. (ne Modoc County) Comment
  JEPS47208  Drymocallis glandulosa var. reflexa Frances D. Payne 1931-6-21 221 Modoc at base of cliffs on ridge w Dry Creek (s and e of Alturas, tributary of Parker Creek); Warner Mountains, Parker Creek, ridge w of Dry Creek 1981 Comment
  UC1100265  Echinochloa crus-galli Verne Grant and Irving Schneider 1947-8-29 8356 Modoc at bridge by Coal Stone Valley (Pit River); , at bridge by Coal Stone Valley Comment
  CAS-BOT-BC95641  Elatine Louis Cutter Wheeler 1935-8-3 3763 Modoc Pine Creek, Warner Mts. 1737 Comment
  JEPS121185  Elatine californica Lowell Ahart, John Dittes 2013-7-24 18918 A Modoc Around a man-made pond, north side of Ash Creek floodplain, 0.54 air miles southeast of Pilot Butte parking area, 1.1 air miles south of County Road 87, 6.8 air miles west of Adin, Big Valley. Comment
  POM229220  Elatine gracilis L. C. Wheeler 1935-8-3 3763 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CHSC117248  Elatine rubella Lowell Ahart; John Dittes 2016-7-16 21246 Modoc Strand of the secnd pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS121186  Eleocharis acicularis Lowell Ahart, John Dittes 2013-7-25 18967 Modoc W of the road crossing, about 50 yards W of the N-S fence, S edge of Ash Creek floodplain, NW of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CHSC99268  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes 2008-6-21 14992 Modoc In the drying pond north of the large culvert, east of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CAS-BOT-BC242383  Eleocharis bolanderi Mrs. H. C. Cantelow 1941-5-23 3634 Modoc Hwy 299 just E of Adin Pass Summit. 1576 Comment
  UC1100610  Eleocharis coloradoensis Herbert L. Mason, Verne Grant 1947-7-10 13351 Modoc 2 mi E of Alturas (Dorris Reservoir) Comment
  SJSU9588  Eleocharis macrostachya W. Savage 1979-7-5 1352 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC242381  Eleocharis quinqueflora Calvin McMillan; Malcom A. Nobs 1949-6-16 796 Modoc Dry Valley Reservoir, 33 mi. NNW of Alturas. Comment
  UC1100131  Elodea canadensis Verne Grant and Irving Schneider 1947-8-28 8348 Modoc about 3.5 mi downstream Canby (Pit River, at entrance to gorge); Pit River Comment
  CAS-BOT-BC245106  Elodea nuttallii Robert Folger Thorne; et al 1969-9-4 39118 Modoc N Fork of Pit River, 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  UC803917  Elymus G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan 1949-8-7 4011 Modoc 35 mi s Tule Lake; Mud Lake 1524 Comment
  CAS-BOT-BC247720  Elymus X hansenii Clare Butterworth Hardham 1961-6-20 7869 Modoc Pine Creek Canyon. Comment
  UC978995  Elymus X saundersii Leo Whitney 1935-7-19 3537 Modoc ca 15 mi nw Canby (dry bed of river); Modoc National Forest, Hackamore River 1463 Comment
  CAS-BOT-BC497217  Elymus caput-medusae Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -6 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  UCD61554  Elymus elymoides L. D. Whitney 1935-7-5 Modoc Hackamore. Comment
  CAS-BOT-BC247746  Elymus elymoides subsp. elymoides Clare Butterworth Hardham 1961-6-20 7871 Modoc Pine Creek. Comment
  JEPS70699  Elymus elymoides subsp. elymoides Leland S. Smith 1918-6-22 970 Modoc High Grade-Pine Creek Modoc <National> Forest Comment
  HSC80815  Elymus glaucus G. M. Riegel 1979-9-8 759 Modoc South Warner Mtns. 2100 Comment
  UCD62375  Elymus glaucus subsp. glaucus J. E. Coke 1932-11-1 Modoc Modoc County. Comment
  CAS-BOT-BC247734  Elymus lanceolatus subsp. lanceolatus Bruce Bartholomew; Barrett Anderson 1988-7-21 4449 Modoc Dry hillside, SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC247732  Elymus multisetus Bruce Bartholomew; Barrett Anderson 1990-7-19 5399 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  JEPS74074  Elymus multisetus Frances D. Payne 1932-7-3 590 A Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCD62432  Elymus multisetus Robbins; Raynor 1943-6-1 Modoc Likely. Comment
  UC1037172  Elymus trachycaulus Leo Whitney 1935-7-21 3532 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  CDA2054  Elytrigia repens T. C. Fuller 1958-7-8 1940 Modoc Corporation Ranch, Likely. 0 Comment
  JEPS114669  Epilobium brachycarpum Lowell Ahart, John Dittes 2008-8-25 15277 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1276 Comment
  RSA0118772  Epilobium brachycarpum Lowell A. Ahart, John Dittes 2013-7-25 18961 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1268 Comment
  SEINET200138  Epilobium brachycarpum Verne Grant, Irving Schneider 1947-8-27 8308 Modoc Modoc National Forest ; Sagebrush flat about 10 miles south of Tule Lake Comment
  UC20098  Epilobium brachycarpum Milo S. Baker 1893-6-20 Modoc Comment
  CHSC106344  Epilobium campestre Lowell Ahart; John Dittes 2010-8-30 17058 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119659  Epilobium campestre Lowell Ahart, John Dittes 2012-7-11 18331 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  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
  UC1191621  Epilobium campestre Herbert L. Mason 1947-8-13 13519 Modoc n Canby (ne side of F reservoir); F reservoir Comment
  UC1191576  Epilobium campestre Herbert L. Mason 1947-8-15 13563 Modoc 11 mi from Davis Creek; Goose Lake, spring leading into w side Comment
  RSA210882  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39023 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
  CAS-BOT-BC190981  Epilobium ciliatum subsp. glandulosum Leland S. Smith 1917-8-3 148 Modoc South Fork Davis Creek. 2133 Comment
  CAS-BOT-BC190991  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew 1989-8-11 5092 Modoc Vicinity of Patterson Ranger Station, S end of Warner Moutains. 2160 Comment
  JEPS43817  Epilobium ciliatum subsp. glandulosum L. S. Smith 1917-8-3 897 Modoc South Fork Davis Creek Warner Mts. 2133 Comment
  RSA41239  Epilobium ciliatum subsp. glandulosum A. M. Alexander, Louise Kellogg 1946-7-17 5008 Modoc Benton Meadow, Warner Mountains 2073 Comment
  UC748247  Epilobium clavatum Annie M. Alexander and Louise Kellogg 1946-8-1 5105 Modoc e side of divide Warner Mountains, Eagle Peak 3019 Comment
  UC71664  Epilobium densiflorum Mrs. M. H. Manning Aug. 1903 210 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CHSC96170  Epilobium glaberrimum subsp. fastigiatum R. Fischer 2006-9-9 881 Modoc Collection from the Warner Wilderness within the Warner Mountains, ca. 1 mile south of Patterson Lake along the Summit Trail, near the junction of Pine Creek Basin Trail. 2743 Comment
  CAS-BOT-BC190955  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew; Barrett Anderson 1990-7-20 5512 Modoc Tamarack Flat, E side of Warner Mts. 2150 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
  UC748257  Epilobium hornemannii subsp. hornemannii Annie M. Alexander and Louise Kellogg 1946-7-11 4964 Modoc slope w Eight Mile Creek (ne corner of Modoc Co.) Comment
  CAS-BOT-BC190945  Epilobium obcordatum Bruce Bartholomew 1995-7-31 7080 Modoc 2.4 km from Forest Service road 46N30 on road towards Bald Mountain, E side of the Warner Mts. 2150 Comment
  CAS-BOT-BC190949  Epilobium obcordatum Leland S. Smith 1917-7-19 115 Modoc Cedar Peak. 2438 Comment
  JEPS43879  Epilobium obcordatum W. L. Jepson 1918-8-7 7877 Modoc on summit Mt. Bidwell 2507 Comment
  CAS-BOT-BC190930  Epilobium pallidum Bruce Bartholomew 1991-7-6 5988 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  JEPS38214  Epilobium pallidum Frances D. Payne 1933-8-5 767 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC190873  Epilobium pygmaeum John Thomas Howell 1934-7-2 12351 Modoc Morvitz Creek, 1 mi. S of Clear Lake. Comment
  CAS-BOT-BC190860  Epilobium torreyi Bruce Bartholomew 1994-7-1 6748 Modoc 7.6 km NW of County Road 91 between Lookout and Lookout Jct. on County road 93. 1280 Comment
  CAS-BOT-BC30177  Equisetum laevigatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16451 Modoc Wet meadow at southern outskirts of Fort Bidwell. Comment
  CHSC117138  Equisetum laevigatum Lowell Ahart; John Dittes 2016-7-14 21211 -B Modoc Strand of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC95486  Eremogone aculeata Elmer Ivan Applegate 1932-7-9 7600 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC95493  Eremogone aculeata Elmer Ivan Applegate 1932-8-3 8129 Modoc Dry rocky summit of Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC95450  Eremogone congesta R. K. Gierisch; D. H. Esplin 1969-7-15 3544 Modoc unspecified 1524 Comment
  CAS-BOT-BC95465  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8005 Modoc 6 mi. NE of Adin on road to Canby. Comment
  HSC26156  Eremogone congesta D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19411 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  HSC95833  Eremogone congesta Juha Pykala, D. H. Norris 1987-5-27 1117 Modoc Modoc National Forest, 4 mi. from Hwy. 299, Crowder Flat Rd. 1518 Comment
  CHSC112363  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2014-6-2 11282 Modoc Great Basin. Along County Road5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  JEPS32963  Ericameria bloomeri W. L. Jepson 1918-8-13 7963 Modoc Eagle Peak Warner Mts., Eagle Peak 2682 Comment
  UC216882  Ericameria bloomeri H. M. Hall 1921-9-9 11667 Modoc n Modoc Co. Comment
  CAS-BOT-BC14778  Ericameria discoidea Francis Dorris Payne 1932-7-21 727 Modoc Mt. Warren, Warner Mts. Comment
  CAS-BOT-BC14779  Ericameria discoidea Annie Montague Alexander; Louise Kellogg 1946-8-1 5104 Modoc Crest of Eagle Peak, Warner Mountains 3019 Comment
  UC711835  Ericameria greenei Roxana S. Ferris and Laura Lorraine 1941-8-14 10618 Modoc summit Fandango Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains 1889 Comment
  UC190590  Ericameria greenei M. F. Gilman 517 Modoc Comment
  CAS-BOT-BC298191  Ericameria nauseosa var. oreophila Isabel T. Kelly 1930-1-1 56 Modoc Fort Bidwell 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
  UCD32745  Ericameria parryi var. latior Beecher Crampton 1954-7-8 2198 Modoc 4 miles west of Alturas, on small volcanic mesa. Comment
  CAS-BOT-BC42832  Erigeron austiniae Alice Eastwood; John Thomas Howell 1940-6-12 8103 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC42809  Erigeron bloomeri var. bloomeri Ethel S. Willits 1940-6-5 326 Modoc Canby. 1371 Comment
  CAS-BOT-BC42810  Erigeron bloomeri var. bloomeri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16385 Modoc 5 mi. E of California State Hwy 299 on Cedar Pass Rd. Comment
  UC71826  Erigeron bloomeri var. bloomeri Mrs. M. H. Manning 1903-6-1 169 Modoc Mt. Bidwell Comment
  UC1035995  Erigeron bloomeri var. bloomeri Helen K. Sharsmith 1955-6-23 4494 Modoc 6.7 mi e Cedar Campground (just s of State Hwy 29); Modoc National Forest, Warner Mountains 1859 Comment
  UCD131287  Erigeron chrysopsidis var. austiniae Beecher Crampton 1960-6-17 5686 A Modoc 5 miles south of Perez, Plant Quarantine Station area. Comment
  CAS-BOT-BC42781  Erigeron divergens Roxana S. Ferris; Rena P. Duthie 1919-6-14 180 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  SEINET9334568  Erigeron divergens Unknown 1996-7-21 13295 Modoc In dry, open sites about the Modoc Co Rd 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Quadrangle: Donica Mtn. 7.5 Comment
  UC31460  Erigeron divergens M. S. Baker and Frank Nutting 1894-1 Modoc 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-BC42763  Erigeron eatonii var. plantagineus Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2144 Modoc N slope Cedar Peak, Warner Mountains Comment
  CAS-BOT-BC42788  Erigeron eatonii var. plantagineus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16460 Modoc 3 mi. W of summit of Fandango Pass, across Warner Mountains Comment
  CAS-BOT-BC42789  Erigeron eatonii var. plantagineus C. C. (Mrs.) Bruce 1893-7-1 100 Modoc Davis Creek. Comment
  CAS-BOT-BC42794  Erigeron eatonii var. plantagineus K. Paulson; Robert Paulson 1989-7-4 174 Modoc Ca. 0.5 mi. S of Patterson Ranger Station, S end of Warner Mts. 2240 Comment
  CAS-BOT-BC42795  Erigeron eatonii var. plantagineus Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc Hwy 299 just E of Adin Pass Summit. 1576 Comment
  JEPS86331  Erigeron eatonii var. plantagineus Jack and Betty Guggolz 1988-7-1 973 Modoc flat near Old Canon Mill Road; Warner Mountains Comment
  UC31521  Erigeron eatonii var. plantagineus Mrs. R. M. Austin and Bruce July 1898 2311 Modoc Lake shore Comment
  UC711883  Erigeron eatonii var. plantagineus Roxana S. Ferris and Laura Lorraine 1941-8-14 10585 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Warner Mountains, Modoc National Forest Comment
  SJSU9697  Erigeron eatonii var. plantagineus W. Savage 1979-7-10 1538 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest Comment
  HSC28533  Erigeron elegantulus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19366 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC562942  Erigeron elegantulus Elmer I. Applegate 1924-6-24 5891 Modoc dry rocky hills btween Alturas and Davis Creek Comment
  CAS-BOT-BC42772  Erigeron filifolius Annie Montague Alexander; L. Kellogg 1946-6-18 4790 Modoc Patterson Mill Road. Comment
  POM203844  Erigeron filifolius J. T. Howell 1934-6-12 12014 Modoc Between Davis Creek and Plum Valley Comment
  CAS-BOT-BC49618  Erigeron glacialis var. glacialis Annie Montague Alexander; L. Kellogg 1946-7-19 5029 Modoc Benton Meadow, Warner Mountains 2072 Comment
  CAS-BOT-BC49619  Erigeron glacialis var. glacialis Annie Montague Alexander; L. Kellogg 1946-7-2 4897 Modoc Dismal Swamp, N end of Warner Mountains 2255 Comment
  HSC81105  Erigeron glacialis var. glacialis G. M. Riegel 1980-8-6 994 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC49633  Erigeron inornatus var. inornatus Bruce Bartholomew; Barrett Anderson 1988-7-21 4405 Modoc 2.1 km SSE of Day on the road to state Highway 299. 1020 Comment
  UC748495  Erigeron inornatus var. inornatus Annie M. Alexander and Louise Kellogg 1946-8-9 5148 Modoc Patterson Lake Trial Warner Mountains Comment
  CAS-BOT-BC49611  Erigeron linearis Alice Eastwood; John Thomas Howell 1940-6-12 8083 Modoc Jess Valley. Comment
  CAS-BOT-BC49646  Erigeron linearis M. Vasey 1990-6-28 9007 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  UC1561045  Erigeron linearis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10452 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains, Emerson Creek 2560 Comment
  UC87553  Erigeron linearis Mrs. R. M. Austin Jun 1894 260 Modoc Lava Beds Comment
  JEPS41566  Erigeron linearis L. S. Smith 1919-6-5 1116 Modoc Deep Creek Warren Mts., Deep Creek 1584 Comment
  SJSU9615  Erigeron lonchophyllus W. Savage 1979-7-6 1402 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA606127  Erigeron peregrinus subsp. callianthemus L. C. Wheeler 1935-8-8 3806 Modoc Consolidated Mine, Pine Creek, Warner Mountains. 2287 Comment
  CAS-BOT-BC49578  Erigeron philadelphicus Annie Montague Alexander; L. Kellogg 1946-7-7 4918 Modoc Below Lake City. Comment
  CAS-BOT-BC49579  Erigeron philadelphicus Roxana Stinchfield Ferris; R. Duthie 1919-6-15 173 Modoc Marsh, Parker Creek, Warner Mtns. Comment
  CAS-BOT-BC49582  Erigeron philadelphicus Bruce Bartholomew; Barrett Anderson 1988-6-24 4355 Modoc 9.8 km SW of County road 1 on County Road 42, E side of the Warner Mts.. 1960 Comment
  POM36265  Erigeron pumilus subsp. intermedius Mrs. R. M. Austin 1895-08 574 Modoc Alturas Comment
  UCD131460  Erigeron pumilus var. intermedius Beecher Crampton 1960-6-17 5688 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  UC1540233  Eriogonum douglasii var. meridionale Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9113 Modoc headwaters of South Deep Creek Warner Mountains, South Deep Creek 2194 Comment
  CAS-BOT-BC197821  Eriogonum elatum Robert Patterson; Mona Bourell 1993-8-15 5235 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  RSA65181  Eriogonum elatum var. elatum F. W. Peirson 1926-6-25 6860 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  CAS-BOT-BC197812  Eriogonum heracleoides var. heracleoides Annie Montague Alexander; L. Kellogg 1946-7-14 5070 Modoc Emerson Peak, Horse Mountain, Warner Mts. Comment
  CAS-BOT-BC197814  Eriogonum heracleoides var. heracleoides Annie Montague Alexander; L. Kellogg 1946-7-11 4967 Modoc Eight Mile Creek, northeast corner of county. 1752 Comment
  RSA509466  Eriogonum heracleoides var. heracleoides G. R. Ballmer 1988-7-21 s.n. Modoc Warner Mountains, Bidwell Mounatain, approx. 3 miles S of Oregon border in extreme NE corner of state Comment
  RSA65209  Eriogonum heracleoides var. heracleoides F. W. Peirson 1926-6-25 6863 Modoc Warner Mountains; not far below summit in small side canyon; Cedarville Road, west slope Comment
  NY282139  Eriogonum microthecum var. ambiguum B. M. Bartholomew 1990-6-17 5323 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  CAS-BOT-BC211411  Eriogonum nudum var. pubiflorum Francis Dorris Payne 1932-7-11 691 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC211413  Eriogonum nudum var. pubiflorum Francis Dorris Payne 1929-7-26 127 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CAS-BOT-BC211445  Eriogonum nudum var. pubiflorum Louis Cutter Wheeler 1935-8-14 3840 Modoc Pine Creek, Warner Mts. 2011 Comment
  CAS-BOT-BC211449  Eriogonum nudum var. pubiflorum Robert J. Weatherby 1955-7-8 1637 Modoc 3 miles N of Ft. Bidwell, northern Warner Mts. 1554 Comment
  CHSC117363  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes 2016-7-14 21188 Modoc About 30 yards west of the Fishing Access Sign, south side of a poor dirt road, About 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area, 1 mile (air) south of County Road 87, 1.7 miles (air) southwest of Adin, Big Valley. 1276 Comment
  HSC81001  Eriogonum nudum var. pubiflorum G. M. Riegel 1980-9-3 1135 Modoc S Warner Mtns. 1739 Comment
  SJSU9132  Eriogonum nudum var. pubiflorum H. L. Buckalew 1961-6-27 Modoc dry wash 0.5 mi below Stough (""Stowe"") Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 2072 Comment
  UCD77673  Eriogonum nudum var. pubiflorum Robert E. Preston 2000-7-17 1395 Modoc Ca. 11 mi nw of Canby, along Hwy 139, T42N R8E Section 3 1490 Comment
  POM105407  Eriogonum nudum var. pubiflorum R. M. Austin 1895-08 345 Modoc Goose Lake Comment
  RSA152747  Eriogonum nudum var. pubiflorum I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16440 Modoc 4 miles E of summit of Cedar Pass, along Cedar Pass road. Comment
  SBBG101262  Eriogonum nudum var. pubiflorum R. R. Halse 1991-7-28 4244 Modoc St Hwy 139, 13 mi NW of its jct with St Hwy 299 1469 Comment
  UC1540183  Eriogonum ovalifolium Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer 1987-8-9 9273 Modoc Dry Lake 1341 Comment
  CAS-BOT-BC258740  Eriogonum ovalifolium var. ovalifolium Mrs. H. C. Cantelow 1940-6-2 4179 Modoc S.E. of Indian Wells Ranger Station Comment
  RSA78967  Eriogonum ovalifolium var. ovalifolium E. K. Balls, Percy C. Everett 1952-10-11 18164 Modoc 4.9 mi. w. from turn off of Hwy 139 on road to Pumice Pits, e. edge of Glass Flow. 1280 Comment
  CAS-BOT-BC218197  Eriogonum prociduum J. L. Reveal 1971-6-22 2462 Modoc Along U.S. Hwy 395, 3.5 mi. N of the junction with California Hwy 299, and 1.2 mi. N of Chimmny Rock Turnoff. 1402 Comment
  JEPS109844  Eriogonum prociduum Dean W. Taylor 2004-5-13 19067 Modoc 11 air miles SSW of Alturas; jeep road ascending to plateau from County Road 62, ca. 1.5 mi S73degE of mapped location of Wade Williams Spring on quadrangle 1524 Comment
  RSA165569  Eriogonum sphaerocephalum Clare B. Hardham 1961-6-20 7870 Modoc Pine Creek. 1677 Comment
  CHSC112053  Eriogonum sphaerocephalum var. halimioides Lowell Ahart; John Dittes 2012-7-11 18344 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS56305  Eriogonum sphaerocephalum var. halimioides Frances D. Payne 1932-6-26 604 Modoc High ridges n of Parker Creek (s and e of Alturas); Warner Mountains, Parker Creek 1828 Comment
  NY283120  Eriogonum sphaerocephalum var. halimioides R. M. Austin 2319 Modoc Goose Lake Valley Comment
  POM105203  Eriogonum sphaerocephalum var. halimioides R. M. Austin 1895-08 436 Modoc Goose Lake Valley. Comment
  SEINET3160082  Eriogonum sphaerocephalum var. halimioides L. S. Rose 1940-6-11 40510 Modoc Indian Spring, 7 mi. n. of Adin 1524 Comment
  RSA149071  Eriogonum sphaerocephalum var. halimioides I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16387 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  CAS-BOT-BC211353  Eriogonum strictum subsp. anserinum Louis Cutter Wheeler 1935-8-5 3790 Modoc Pine Creek, Warner Mts. 2377 Comment
  SEINET5512264  Eriogonum strictum subsp. proliferum J. C. Beatley 1964-1 Modoc Tule Lake Area. Drainage area: Tule Lake 1829 Comment
  CAS-BOT-BC211371  Eriogonum umbellatum Bruce Bartholomew 1992-8-8 6368 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  CHSC63413  Eriogonum umbellatum var. glaberrimum V. H. Oswald; Beth Corbin, Mike Dolan, Allison Sanger 1994-7-9 6373 Modoc Dismal Swamp ca. 6 mi (air) E of Hwy. 395, just S of the Oregon border. Scattered plants on a dry outcrop above a large meadow along Dismal Creek. 2218 Comment
  CHSC70475  Eriogonum umbellatum var. modocense S. Stearns 1997-5-15 2246 Modoc Adjacent to Pipeline ROW just NW of the Mowitz Rd. 1524 Comment
  RSA0118776  Eriogonum umbellatum var. modocense Lawrence P. Janeway, B. Castro 2012-7-24 10976 Modoc Warner Mountains. Northweatern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. 2362 Comment
  CAS-BOT-BC197791  Eriogonum umbellatum var. nevadense Roxana Stinchfield Ferris; R. Duthie 1919-6-14 87 Modoc Above Parker Creek, near Modoc Nat. Forest Boundary. Comment
  CHSC114009  Eriogonum umbellatum var. nevadense L. P. Janeway 2014-7-8 11482 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1759 Comment
  NY399278  Eriogonum umbellatum var. nevadense B. M. Bartholomew 1990-6-15 5246 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  RSA165614  Eriogonum umbellatum var. nevadense Clare B. Hardham 1961-6-18 7540 Modoc Gravelly slopes. 3.2 mi. S. of Cedar Pass. 1829 Comment
  UCD101364  Eriogonum umbellatum var. nevadense Johnnie L. Gentry Jr.; Earl Jensen Jr. 1968-7-4 2111 Modoc 15.2 miles northwest of Hwy. jct. Calif. 139 and Calif. 299, on Calif. 139. 1447 Comment
  CAS-BOT-BC197620  Eriogonum umbellatum var. polyanthum K. Paulson; Robert Paulson 1989-5-8 109 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC197781  Eriogonum umbellatum var. polyanthum Margaret J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat road. 1341 Comment
  SD86296  Eriogonum umbellatum var. polyanthum James L. Reveal 1971-6-22 2461 Modoc Along U.S. Highway 395 at Davis Creek 1449 Comment
  CAS-BOT-BC197589  Eriogonum vimineum John Thomas Howell 1934-7-1 12301 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC197603  Eriogonum vimineum Roxana Stinchfield Ferris; R. Duthie 1919-6-16 192 Modoc Above Parker Creek, Modoc Nat. Forest Boundry. 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
  JEPS119673  Eriogonum vimineum Lowell Ahart, John Dittes 2012-7-12 18352 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS56133  Eriogonum vimineum F. H. Frost 1925-7-11 17 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon campsite Comment
  JEPS5963  Eriogonum vimineum Frances D. Payne 1932-7-11 694 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  SEINET5341981  Eriogonum vimineum R. R. Halse 2010-8-25 8084 Modoc Along State Hwy 139 ca. 25.5 miles northwest of its junction with State Hwy. 299, Modoc National Forest 1278 Comment
  SJSU9539  Eriogonum vimineum W. Savage 1979-7-3 1278 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC6523  Eriogonum vimineum Mrs. R. M. Austin July, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC49554  Eriophyllum lanatum Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass, Warner Mts., east of Alturas. Comment
  CAS-BOT-BC49557  Eriophyllum lanatum John Thomas Howell 1934-7-1 12328 Modoc Duncan Horse Camp. 1355 Comment
  UCR57549  Eriophyllum lanatum R. D. Goeden, Don W. Ricker 1989-8-23 889- 26 Modoc Modoc National Forest, South Main Road, near Crowder Flat 1550 Comment
  SD61001  Eriophyllum lanatum var. achilleoides Darley F. Howe 1964-7-31 Modoc 8.5 miles from entrance to Modoc National Forest, road east of Likely, Warner Mountains. 1555 Comment
  UC31682  Eriophyllum lanatum var. achilleoides Milo S. Baker 1893-6 Modoc Comment
  HSC8477  Erodium cicutarium D. M. Thomson 1965-7-18 153 Modoc Lava Beds N.M., North boundry Rd., near Canbys Cross. Comment
  JEPS25824  Eryngium alismifolium Leland S. Smith June, 1924 1384 Modoc Egg Lake Ranch Comment
  UCD169689  Eryngium alismifolium Louis C. Wheeler 1935-8-21 3900 Modoc Devil's Garden: Pine Spring. 1524 Comment
  CAS-BOT-BC21474  Eryngium articulatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4406 Modoc 2.1 km SSE of Day on the road to state Highway 299. 1020 Comment
  CAS-BOT-BC21477  Eryngium articulatum Bruce Bartholomew 1991-8-4 6013 Modoc W side of Goose Lake, 10.5 km N of McGinty Point. 1460 Comment
  JEPS114397  Eryngium articulatum Lowell Ahart, John Dittes 2008-8-25 15285 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout 1273 Comment
  POM133078  Eryngium articulatum M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  UC1487324  Eryngium articulatum Lisa Ganio 1981-9-1 18 Modoc at mouth of s.w. drainage of Bayley Reservoir 1584 Comment
  POM126828  Eryngium articulatum M. S. Baker s.n Modoc [No locality information on label] Comment
  CHSC66978  Eryngium mathiasiae James D. Jokerst 1987-6-23 2933 Modoc Radar Survey Site s of Doublehead Mtn., off-site survey at a large dry lake ca. 0.66 mi E of Lone Pine Lake and ca. 1.3 mi S of Doublehead Lake. Comment
  UC1487310  Eryngium mathiasiae Gregg Riegel 1981-6-10 Modoc N of Canby (along Loveness Road around reservoir) 1524 Comment
  UC1510464  Eryngium mathiasiae Phil Leitner and Barbara Malloch 1983-7-17 Modoc near Double Head Mt. (s. part of large wetland e. of rd., Modoc Nat'l Forest); Modoc Nat'l Forest Comment
  UC1748318  Eryngium mathiasiae James D. Jokerst 1986-8-10 2753 Modoc S of Doublehead Mountain (at Rimrock Lake) 1341 Comment
  UC1487346  Eryngium mathiasiae Y. Sheikh and L. Constance 1973-6-27 551 Modoc 9.8 mi WNW of Canby; State Hwy 139; WWN of Canby, Modoc Co. Comment
  CAS-BOT-BC58329  Erysimum capitatum var. capitatum Mrs. H. C. Cantelow 1940-6-1 3756 Modoc Cedar Pass, Warner Mts. Comment
  SEINET11249726  Erysimum capitatum var. capitatum A. Sanger 1996-6-11 2205 Modoc Crest of Paynes Peak, near radio tower. 2323 Comment
  CAS-BOT-BC58328  Erysimum capitatum var. capitatum M. M. Hanna 1956-6-7 Modoc East side, Glass Mtn., 4 mi. Comment
  CAS-BOT-BC58340  Erysimum repandum E. S. Willits 1940-5-17 271 Modoc Willow Ranch. Comment
  CHSC85103  Erysimum repandum John Dittes; Josephine Guardino 1991-6-1 367 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
  CDA8333  Erysimum repandum Carri Pirosko 2008-6-1 PDR# 1303870 Modoc Alturas, Schluter Ranch, Pencil Rd. X HWY 395 0 Comment
  CHSC114309  Erysimum repandum Carri Pirosko 2008-6-10 Modoc Alturas, Schluter Ranch, Pencil Rd. X HWY 395. Comment
  RSA262451  Erysimum repandum W. A. Harvey 1954-6-3 s.n. Modoc Al Lindgren Ranch, 2 miles NE of Alturas. Comment
  UCD115019  Erysimum repandum W. A. Harvey 1954-6-3 s.n. Modoc in field on Al Lindgren Ranch, 2 miles northeast of Alturas. Comment
  CAS-BOT-BC229901  Erythranthe breviflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6470 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  SEINET13754570 Image available Erythranthe breviflora Arthur Cronquist, Arthur H. Holmgren 1959-1 8521 Modoc At Cedarville Pass; Warner Mtns., between Cedarville and Alturas 1951 Comment
  CAS-BOT-BC229903  Erythranthe breweri Annie Montague Alexander; L. Kellogg 1946-7-1 4888 Modoc 0.5 mi. E of Bidwell Creek road summit. Comment
  CAS-BOT-BC229920  Erythranthe guttata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16393 Modoc Along Thoms Creek, 6.1 mi. E of Hwy 299 along road to Cedarville. Comment
  CAS-BOT-BC234509  Erythranthe guttata Bruce Bartholomew; Barrett Anderson 1988-7-21 4465 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC234516  Erythranthe guttata Bruce Bartholomew 1992-5-15 6286 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  CHSC30494  Erythranthe guttata N. E. H. Orouty 1980-5-25 164 Modoc Along stream from hot spring. Comment
  CHSC117239  Erythranthe inflatula Lowell Ahart; John Dittes 2016-7-16 21249 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
  CAS-BOT-BC234505  Erythranthe microphylla K. Paulson 1978-6-24 s.n. Modoc Curtis Water Hole. Comment
  CAS-BOT-BC234468  Erythranthe pulsiferae Bruce Bartholomew 1995-6-22 6974 Modoc Between Day and Lookout, 4.3 km W of Day on County Road 94. 1350 Comment
  CAS-BOT-BC190752  Eschscholzia californica Leland S. Smith 1920-8-8 1202 Modoc Alturas. 1341 Comment
  CAS-BOT-BC190754  Eschscholzia californica John Thomas Howell 1934-6-30 12284 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC190758  Eschscholzia californica R. M. Austin 1891-1-1 s.n. Modoc Modoc County. Comment
  UC196655  Euphorbia esula F. C. Chace June 1916 Modoc Adin Comment
  CAS-BOT-BC498686  Euphorbia serpillifolia Louis C. Wheeler 1973-8-24 s.n. Modoc Warner Mountains: Sworinger Reservoir 1798 Comment
  CAS-BOT-BC247703  Festuca idahoensis John Thomas Howell 1934-7-1 12335 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC278461  Festuca idahoensis Melissa A. Berry 1957-6-29 s.n. Modoc Toward Cedar Pass?, Warner Mts. 1524 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
  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
  UC60787  Festuca idahoensis M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  JEPS74011  Festuca pratensis Frances D. Payne 1932-7-18 711 Modoc s. and e. Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  UCD66296  Festuca rubra Beecher Crampton; Carl Rimbey 1954-7-8 2175 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC179190  Floerkea proserpinacoides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 128 Modoc Parker Creek. 2133 Comment
  CAS-BOT-BC214650  Fragaria virginiana Bruce Bartholomew 1994-5-27 6707 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  CAS-BOT-BC217079  Frangula rubra Bruce Bartholomew 1989-8-11 5077 Modoc Fandango Pass, Warner Mountains. 1860 Comment
  SEINET195710  Frasera albicaulis Unknown 1946-7-7 4941 Modoc Eight Mile Creek, northeast corner of county. 1753 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
  RSA531356  Frasera albicaulis var. modocensis Bruce Bartholomew, B. Anderson 1989-6-2 4808 Modoc 9.3 km east of Fort Bidwell on road to Fee Reservoir, northeast corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC242108  Fritillaria atropurpurea Mrs. H. C. Cantelow 1941-5-12 s.n. Modoc 2 mi. W of Adin summit on U.S. Hwy. 299. Comment
  CAS-BOT-BC242110  Fritillaria atropurpurea K. Paulson; Robert Paulson 1988-6-11 32 Modoc North of Stough Reservoir, Warner Mts.. 1706 Comment
  CAS-BOT-BC242104  Fritillaria atropurpurea E. H. Steffen 1917-6-21 50 Modoc Henderson Meadow. 1676 Comment
  CAS-BOT-BC242092  Fritillaria pudica Francis Dorris Payne 1932-4-22 386 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC242094  Fritillaria pudica K. Paulson; Robert Paulson 1989-4-16 97 Modoc Crowder Flat Road, Devil's Garden. Comment
  CHSC30634  Fritillaria pudica N. E. H. Prouty 1980-6-2 171 Modoc Sheep Rock T. S. Rising above Dry Creek. Modoc Nat. Forest, Warner Mt. District. Comment
  UC65052  Fritillaria pudica Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA520480  Fritillaria pudica Bruce Bartholomew, B. Anderson 1989-4-28 4657 Modoc 9 km N of State Highway 299 and ca 1.5 km SE Raker & Thomas Reservoir. 1500 Comment
  SJSU5115  Fritillaria pudica A. G. Gunderson 1970-3-28 Modoc by Highway 292, 20 mi SW of Alturas 1524 Comment
  RSA520504  Fritillaria recurva Bruce Bartholomew, M. Bourell 1990-4-26 5152 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC248317  Galium aparine B. Bartholomew; H. Sun 2002-6-24 8862 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  HSC80761  Galium aparine G. M. Riegel 1980-7-24 935 Modoc South Warner Mtns. 2100 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-BC225069  Galium glabrescens subsp. modocense Bruce Bartholomew 1991-8-5 6071 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  UC1485929  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-8-25 1103 Modoc 1 mi s Squaw Pk. (1/4 mi e of Summit Trail); Modoc National Forest, S Warner Mt. Wilderness Area 2438 Comment
  UCSB48876  Galium glabrescens subsp. modocense Hardham, Clare 1961-6-18 Modoc 3.2 miles east of SUmmit of Cedar Pass Comment
  CAS-BOT-BC225080  Galium serpenticum subsp. warnerense Louis Cutter Wheeler 1935-8-6 3794 Modoc edge of Warner Mts., 0.25 mi. E Pine Creek (town). 1554 Comment
  RSA612595  Galium trifidum Louis C. Wheeler 1935-8-1 3740 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  UC1192009  Galium trifidum Herbert L. Mason and Verne Grant 1947-7-12 13434 Modoc n Likeley; Corporation Ranch Headquarters 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
  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
  NY999473  Gayophytum decipiens J. T. Howell 1934-6-14 12125 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  CAS-BOT-BC190843  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 4988 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC190851  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1988-7-22 4493 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC190853  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1990-7-21 5585 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  HSC80897  Gayophytum diffusum subsp. parviflorum G. M. Riegel 1979-7-30 633 Modoc S Warner Mtns. 2100 Comment
  UCR77776  Gayophytum diffusum subsp. parviflorum B. Bartholomew 1989-7-14 4948 Modoc c. 8 km NE of Egg Lake and 2.5 km east of Survice Gulch. 1340 Comment
  POM204161  Gayophytum heterozygum J. T. Howell 1934-7-1 12313 Modoc Duncan Horse Camp. Comment
  RSA101496  Gayophytum heterozygum R. Weatherby 1955-7-8 1609 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  RSA293377  Gayophytum humile Reino Alava 1957-7-5 1149 Modoc Cedar Pass, Modoc National Forest. Warner Mountains Comment
  JEPS27503  Gayophytum racemosum W. L. Jepson 1918-8-7 7889 Modoc Mt. Bidwell 2468 Comment
  CAS-BOT-BC190819  Gayophytum ramosissimum Elmer Ivan Applegate 1936-5-4 10232 Modoc Hospital Rock, Lava Beds National Monument. Comment
  CAS-BOT-BC180057  Geranium viscosissimum Leland S. Smith 1917-7-10 93 Modoc Granger Mill Camp. 1828 Comment
  CAS-BOT-BC180064  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
  UC1192240  Geranium viscosissimum Verne Grant and Irving Schneider 1947-7-22 8145 Modoc about 1 mi n Highway 395 junction with Cedarville road (on Highway 395); North Fork of Pit River Comment
  HSC8661  Geranium viscosissimum M. T. Milligan 1964-7-4 218 Modoc Lassen Creek above lower campground 1829 Comment
  RSA0029588  Geranium viscosissimum var. nervosum J. T. Howell 1934-6-11 11947 Modoc Parker Creek, Warner Mts. 1585 Comment
  HSC98404  Geum macrophyllum M. T. Milligan 1966-7-1 517 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  JEPS47200  Geum macrophyllum Frances D. Payne 1931-6-29 302 B Modoc e slope Mount Warren, Warner Mountains Mount Warren; Warner Mountains, Mount Warren 2286 Comment
  CAS-BOT-BC214661  Geum triflorum Annie Montague Alexander; L. Kellogg 1946-7-11 4974 Modoc Eight Mile Creek, NE corner of County. Comment
  UC12260  Geum triflorum Mrs. R. M. Austin 1894-1 Modoc Northern California Comment
  POM140053  Geum triflorum var. ciliatum Milo S. Baker 1893-1 s.n. Modoc Forestdale Comment
  SEINET191593  Gilia Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Wartner Mts. 1570 Comment
  CAS-BOT-BC190661  Gilia salticola Bruce Bartholomew 1991-6-22 5844 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  RSA334845  Glaux maritima A. Tiehm, Susan Cochrane, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Mineral Wells on east side of Alkali Lake. Comment
  CAS-BOT-BC247691  Glyceria elata Bruce Bartholomew; Barrett Anderson 1988-7-23 4596 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UCD32732  Glyceria elata Beecher Crampton 1954-7-8 2176 Modoc Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  CAS-BOT-BC49571  Glyptopleura marginata Bruce Bartholomew 1993-6-13 6621 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CHSC106174  Gnaphalium palustre Lowell Ahart; John Dittes 2010-8-30 17075 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC1192121  Gnaphalium palustre Herbert L. Mason 1947-8-13 13521 Modoc ne side of F reservoir (n of Canby) Comment
  CAS-BOT-BC242180  Goodyera oblongifolia Bruce Bartholomew 1994-7-3 6827 Modoc Field redacted by CAS, contact the data manager for more information 1610 Comment
  RSA210886  Gratiola neglecta Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39100 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
  NY31109  Grindelia fraxinipratensis D. Demarée 1959-8-15 41489 Modoc Davis Creek bottoms 1432.6 Comment
Read comments
Dec 28 2013
  CAS-BOT-BC49544  Grindelia hirsutula Francis Dorris Payne 1932-8-23 Modoc Shield Creek. 1645 Comment
  SEINET7725990  Habenaria sparsiflora Unknown 1886-1 Modoc Comment
  UC24777  Hackelia californica Milo S. Baker 1893-6 Modoc near Forestdale Comment
  UC78799  Hackelia californica Mrs. R. M. Austin July 1887 Modoc Pine Hills Comment
  CAS-BOT-BC54096  Hackelia cusickii Bruce Bartholomew; Mona Bourell 1990-4-28 5209 Modoc 4.3 km SE of Rush Creek on road to Hunters Ridge. 1550 Comment
  RSA550544  Hackelia cusickii Bruce Bartholomew 1992-5-15 6296 Modoc N end of Surprise Valley, S of Cow Head Lake., 41 52 34N, 120 02 05W 1600 Comment
  UC1560395  Hackelia floribunda E. Joyal and D. Mehlman 1988-6-28 1292 Modoc North Warner Mountains, ridge road North Warner Mountains 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
  HSC3658  Hackelia micrantha M. T. Milligan 1965-6-30 403 Modoc E of Jess Valley 1829 Comment
  HSC80932  Hackelia micrantha G. M. Riegel 1980-7-29 965 Modoc S Warner Mtns. 2100 Comment
  SBBG28840  Hackelia micrantha C. L. Hitchcock 1940-5-27 6691 Modoc 15 mi NE of Alturas 1615 Comment
  UC1560396  Hackelia micrantha E. Joyal and D. Mehlman 1988-6-28 1291 Modoc Ridge Road Warner Mountains Comment
  SEINET10842094  Haplopappus bloomeri var. angustatus Louis C. Wheeler 1935-9-9 Wheeler 3960 Modoc Dry sunny rocky site with Artemisia tridentata. 1 mi. NE south Mt., Devil's Garden. S8, T46N, R12E. 1524 Comment
  CAS-BOT-BC49547  Helianthus annuus Isabelo T. Kelly 1930-1-1 35 Modoc Fort Bidwell. Comment
  UCD132790  Helianthus annuus Annetta Carter 1946-8-18 1775 Modoc along roadside in open valley, Round Valley, 3 miles northeast of Adin. 1402 Comment
  UC134684  Helianthus nuttallii subsp. nuttallii Mrs. R. M. Austin 1894-7-1 Modoc above Alturas; Pit River Comment
  RSA210865  Heliotropium curassavicum var. oculatum R. F. Thorne, J. Hendrickson, C. W. Tilforth 1969-9-4 39075 Modoc East shore of Goose Lake at Willow Ranch 1433 Comment
  JEPS103222  Hemizonella minima G. Schoolcraft 1991-5-22 2138 Modoc SW of Alturas about 5 mi 1402 Comment
  RSA0113964  Hemizonia lobbii Lowell A. Ahart, John Dittes 2008-8-25 15328 Modoc On the east side County Road 91, 3.9 miles (air) north-northeast of Lookout. 1276 Comment
  CAS-BOT-BC180047  Hesperochiron californicus E. S. Willits 1940-5-4 213 Modoc Willow Ranch. Comment
  UC26085  Hesperochiron pumilus Mrs. R. M. Austin 1894-1 Modoc Goose Lake Valley Comment
  SD62207  Hesperocyparis bakeri C. O. Stone 1964-6-20 Modoc 200 yards east of Modoc-Siskiyou Co. line on logging road. Fall River Mills Quad Comment
  CAS-BOT-BC179180  Hesperolinon micranthum B. Bartholomew 1989-7-14 4976 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  UC1212250  Hesperolinon micranthum Helen K. Sharsmith 1955-6-25 4506 Modoc n slope Jess Valley; Warner Mountains, Modoc National Forest 1584 Comment
  CAS-BOT-BC179169  Hesperolinon micranthum Mrs. R. M. Austin 1894-8-1 Modoc Hills, Lassen Creek. Comment
  POM203073  Hesperolinon micranthum J. T. Howell 1934-6-30 12258 Modoc Duncan Horse Camp. Comment
  UC17268  Hesperolinon micranthum Mrs. R. M. Austin Aug., 1894 Modoc hills Lassen Creek Comment
  CAS-BOT-BC225797  Heuchera cylindrica Gary Schoolcraft; et al 1988-7-16 1837 Modoc Upper slopes of Squaw Peak, Warner Mts. 2621 Comment
  SEINET195677  Heuchera cylindrica Annie M. Alexander, L Kellogg 1946-7-23 5042 Modoc Warner Mountains east slope of Emerson Peak Comment
  RSA0062922  Heuchera cylindrica var. alpina R. Weatherby 1955-7-8 1629 Modoc 6 miles N of Ft. Bidwell. No. Warner Mtns. 1646 Comment
  HSC80725  Heuchera rubescens G. M. Riegel 1980-7-29 970 Modoc S Warner Mtns. 1739 Comment
  SEINET201655  Heuchera rubescens var. truncata Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8504 Modoc Atop ridge south of Mill Creek, a little above Clear Lake; Warner Mountains; 15 miles East of Likely 1980 Comment
  CAS-BOT-BC49513  Hieracium albiflorum Bruce Bartholomew; Barrett Anderson 1990-7-19 5419 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  UC565557  Hieracium albiflorum F. H. Frost 1925-7-24 Modoc Clear Lake Warner Mts. Comment
  HSC81133  Hieracium horridum G. M. Riegel 1979-7-21 572 Modoc South Warner Mountains 1670 Comment
  JEPS36585  Hieracium nudicaule Milo S. Baker 1893-7-3 Modoc Comment
  CAS-BOT-BC49481  Hieracium scouleri Louis Cutter Wheeler 1935-8-14 3837 Modoc Pine Creek, Warner Mts., Modoc N.F. 2011 Comment
  CHSC38986  Hieracium scouleri J. D. Jokerst 1983-6-18 1860 Modoc Forest adjacent to meadow. 0.4 miles south of Crowder Flat on forest service road 73. Comment
  HSC10243  Holcus lanatus M. T. Milligan 1965-6-26 313 Modoc N end Jess Valley. 1616 Comment
  SEINET195679  Holodiscus dumosus var. glabrescens Annie M. Alexander, Louise Kellogg 1946-7-23 5061 Modoc Emerson Peak, Warner Mountains Comment
  JEPS45108  Holodiscus microphyllus var. glabrescens L. S. Smith 1918-8-11 1029 Modoc Camp One Lost Lake (Lost Lake, Modoc Forest); Modoc Forest, Lost Lake 3017 Comment
  RSA59360  Holodiscus microphyllus var. glabrescens E. K. Balls 1950-5-20 14813 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  CAS-BOT-BC247681  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1934-6-30 12292 Modoc Duncan Horse Camp. 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
  UC1024918  Hordeum jubatum Leo Whitney 1935-6-29 3361 b Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CDA32411  Hordeum jubatum T. C. Fuller 1962-8-3 9491 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  UCD85907  Hordeum marinum subsp. gussoneanum L. Whitney 1935-7-6 s.n. Modoc Pit River. Stone Coal Valley. Comment
  POM34909  Horkelia fusca subsp. capitata R. M. Austin 1895-07 s.n. Modoc Willow Creek (Devils Garden) Comment
Read comments
Jul 11 2010
  UC12373  Horkelia tridentata subsp. tridentata Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC179322  Hydrophyllum capitatum var. alpinum Annie Montague Alexander; L. Kellogg 1946-7-24 5077 Modoc Bear Camp Flat. 2286 Comment
  CAS-BOT-BC179324  Hydrophyllum capitatum var. alpinum L. A. M. Black 1894-4-1 107 Modoc Davis Creek. 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
  HSC81071  Hydrophyllum capitatum var. alpinum G. M. Riegel 1980-6-25 768 Modoc S Warner Mtns. 1670 Comment
  UC1075750  Hydrophyllum capitatum var. alpinum Robert J. Weatherby 1955-7-7 1602 Modoc Dismal Swamp Warner Mountains (n Warner Mountains) 2240 Comment
  UC73703  Hydrophyllum capitatum var. alpinum Milo S. Baker 1893-1 Modoc Forestdale Comment
  JEPS35530  Hymenoxys hoopesii W. L. Jepson 1918-8-7 7873 Modoc Mount Bidwell 2438 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
  RSA580356  Hypericum androsaemum L. C. Wheeler 1935-09 3954 Modoc McGinty Reservoir, Devil's Garden. 1463 Comment
  UC19047  Hypericum formosum var. scouleri Mrs. R. M. Austin 1894-1 Modoc Davis Creek Comment
  CAS-BOT-BC179892  Hypericum scouleri Leland S. Smith 1922-7-24 1314 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC497343  Hypericum scouleri G. Schoolcraft 1999-7-13 2864 Modoc Lower slopes of Warner Mtns., 3 mi N of Eagleville 1463 Comment
  CAS-BOT-BC49488  Hypochaeris glabra Bruce Bartholomew 1992-5-15 6287 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  CAS-BOT-BC49489  Hypochaeris glabra Bruce Bartholomew 1993-6-13 6645 Modoc Vicinity of hot spring, ca. 0.6 km NE of Leonard Hot Spring, E side of Surprise Valley. 1430 Comment
  CAS-BOT-BC58402  Idahoa scapigera Bruce Bartholomew; Barrett Anderson 1989-4-30 4709 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC58444  Idahoa scapigera R. M. Austin 1894-4-1 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC58445  Idahoa scapigera Bruce Bartholomew; Barrett Anderson 1988-5-14 4201 Modoc Pease Cabin, 0.8 km E of Fletcher Creek on USFS road 47N09 between Goose Lake and Crowder Flats. 1550 Comment
  CHSC516  Idahoa scapigera J. Wakeman 1963-5-11 Modoc Big Valley, along vernal pools. 1158 Comment
  RSA59646  Idahoa scapigera E. K. Balls 1950-5-12 14647 Modoc N of Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake. 1738 Comment
  SFV10985  Iliamna bakeri J. Turner, F. M. Ball 1962-7-12 1188 Modoc Shortly below summit of Fandango Pass on east side. 1829 Comment
  CAS-BOT-BC190650  Ipomopsis aggregata subsp. aggregata John Thomas Howell 1934-6-11 11951 Modoc Parker Creek, Warner Mts. 1584 Comment
  HSC80879  Ipomopsis congesta G. M. Riegel 1980-8-9 1021 Modoc S Warner Mtns. 1829 Comment
  JEPS69740  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  CAS-BOT-BC190639  Ipomopsis congesta subsp. palmifrons K. Paulson; Robert Paulson 1990-6-6 206 Modoc N of Soldier Creek, E side of Warner Mts. 2011 Comment
  CAS-BOT-BC190635  Ipomopsis congesta subsp. palmifrons Elmer I. Applegate 1935-6-10 9486 Modoc Lave Beds National Monument, Caldwell Butte. Comment
  CAS-BOT-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
  UC922441  Isoetes bolanderi Annie M. Alexander and Louise Kellogg 1948-9-21 5624 Modoc flat above Mineral Spr.; 1 mi SW top of grade bet. New Pine Creek and Fort Bidwell 2286 Comment
  CHSC117044  Isoetes nuttallii Lowell Ahart; John Dittes 2016-6-6 20972 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
  SJSU9647  Iva axillaris W. Savage 1979-7-8 1481 Modoc W side Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UCD133349  Iva axillaris Verne Grant 1947-7-21 8110 Modoc North Fork of Pit River, 1/4 mile upstream from confluence with South Fork, by Alturas. Comment
  CHSC106337  Iva axillaris subsp. robustior Lowell Ahart; John Dittes 2010-8-30 17085 Modoc About 20 yards north of the Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS86283  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn Clifton 1990-6-25 11164 Modoc Cedar Pass Warner Mountains, Davis Creek 15' U.S.G.S. topographic map (n slope of Peak 7298) 2148 Comment
  RSA537662  Ivesia baileyi var. beneolens D. W. Taylor 1990-6-25 11164 Modoc Cedar Pass, northerly slopes of Peak 7298. 2149 Comment
  JEPS91217  Ivesia gordonii Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10464 Modoc Warner Mountains, steep northeast face Eagle Peak 2880 Comment
  UC1100957  Juncus balticus Herbert L. Mason and Verne Grant 1947-7-10 13356 Modoc 0.25 mi w Dorris Reservoir (2 mi e of Alturas) Comment
  CAS-BOT-BC245068  Juncus confusus Barrett Anderson 1986-7-10 3187 Modoc West Warner Rd at Mud Springs Flat. 1965 Comment
  CAS-BOT-BC245062  Juncus ensifolius Bruce Bartholomew; B. Anderson 1988-7-23 4594 Modoc Pine Creek, 4 km E of US Highway 395 on the road to Lily Lake, Warner Mountains 1620 Comment
  CAS-BOT-BC245057  Juncus hemiendytus var. abjectus Bruce Bartholomew 1995-6-3 6958 Modoc Island Meadow N of road between Goose Lake and Crowder Flat Road. 1570 Comment
  UC1101099  Juncus longistylis Herbert L. Mason 1947-8-13 13534 Modoc n of Canby (ne side of F reservoir) Comment
  UC70010  Juncus longistylis Mrs. M. H. Manning August 1904 441 Modoc ne Modoc County Comment
  UCD141571  Juncus longistylis L. S. Smith 1918-6-23 s.n. Modoc Lily Lake. High Grade District. 1981 Comment
  JEPS3935  Juncus mertensianus N. T. Mirov 1929-7-4 Modoc about 1 mi s Oregon-California boundary; Warner Mountains, Lily Lake 2133 Comment
  CHSC38994  Juncus nevadensis J. D. Jokerst 1983-7-18 1843 Modoc Large meadow area called Miller Flat at the east edge of mdw. NW of the town of Aden. Comment
  RSA577832  Juncus nevadensis L. C. Wheeler 1935-9-23 4003 Modoc Pease Flat, Devil s Garden. 1524 Comment
  POM312894  Juncus orthophyllus H. L. Mason 1947-8-13 13534 Modoc Northeast side of F reservoir, north of Canby Comment
  CHSC109504  Juncus parryi L. P. Janeway; B. Castro 2012-7-24 10971 Modoc Warner Mountains. Moonlight Mine, along Road 48N21 1.6 air km southwest of Dismal Swamp. 2328 Comment
  CAS-BOT-BC81204  Juniperus occidentalis Florence Angwin 1945-10-27 s.n. Modoc near Adin Comment
  HSC41118  Juniperus occidentalis Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3253 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 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
  SD139417  Juniperus occidentalis F. C. Vasek 1962-9-2 day 5 Modoc Cedarville Road, 5.8 miles east of U. S. 395, east of Alturas. 1615 Comment
  CAS-BOT-BC81207  Juniperus occidentalis P. Monnet 1913-1 s.n. (or 893 B) Modoc Warner's Range 2133 Comment
  SEINET10531162  Juniperus occidentalis LeRoy E. Detling 1948-5-23 Detling 6245 Modoc Plum Ridge, near Canby. Yellow Pine forest. Pinus ponderosa, P. jeffreyi, Juniperus occidentalis & Arctostaphylos patula. Level plateau; rocky red clay-loam. 1524 Comment
  CAS-BOT-BC30151  Juniperus occidentalis var. occidentalis Belknap C. Goldsmith 1910-8-1 17 Modoc Fandango Creek, 3 mi E of Goose Lake. 1584 Comment
  HSC103930  Juniperus occidentalis var. occidentalis L. Ahart, John Dittes 2008-8-26 15358 Modoc About 9.3 mi. (air) NNE of Lookout; on the SE side of Rose Creek, 750 ft. SW of confluence of Rose Creek and Pit River, on the NW side of unnamed road, 2,660 ft. E of intersection with County Rd. 85A 1277 Comment
  JEPS114908  Juniperus occidentalis var. occidentalis Lowell 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
  RSA639612  Juniperus occidentalis var. occidentalis L. C. Wheeler 1935-8-8 3813 Modoc Warner Mountains: Pine Creek. 1646 Comment
  CAS-BOT-BC95674  Kalmia polifolia Elmer Ivan Applegate 1932-8-6 8214 Modoc Above Lily Lake. Comment
  SEINET2029157 Image available Kalmia polifolia L. C. Wheeler 1935-8-4 3776 Modoc Warner Mountains, Pine Creek 2210 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-BC225090  Kelloggia galioides Bruce Bartholomew 1989-7-15 5013 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  HSC19852  Kelloggia galioides M. T. Milligan 1965-6-30 388 Modoc Slopes and ridges E of Jess Valley 1738 Comment
  CDA3144  Kochia scoparia T. C. Fuller 1962-8-3 9488 Modoc Tulelake Basin; 1.6 miles north of Stronghold. 0 Comment
  CAS-BOT-BC247645  Koeleria macrantha Leland S. Smith 1924-6-9 1396 Modoc Egg Lake. Comment
  CAS-BOT-BC247649  Koeleria macrantha Bruce Bartholomew; Barrett Anderson 1990-7-21 5583 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  CHSC69491  Koeleria macrantha James D. Jokerst 1987-5-13 2871 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  UC1024945  Koeleria macrantha Leo Whitney 1935-7-2 3325 Modoc ca 17 mi nw Canby; Badger Wells Comment
  UC1024946  Koeleria macrantha Leo Whitney 1935-7-2 3326 Modoc ca 17 mi nw Canby; Badger Wells Comment
  UC76026  Kyhosia bolanderi Milo S. Baker Modoc Forestdale Comment
  UC71919  Lactuca serriola Mrs. M. H. Manning 253 Modoc near Fort Bidwell (ne Modoc County) Comment
  JEPS6030  Lagophylla ramosissima Frances D. Payne 1931-6-18 192 Modoc s and e of Alturas Parker Creek; Warner Mountains 1584 Comment
  CAS-BOT-BC49494  Lagophylla ramosissima subsp. ramosissima Alice Eastwood; John Thomas Howell 1940-6-14 8202 Modoc Near Kelly Hot Spring. Comment
  CAS-BOT-BC49495  Lagophylla ramosissima subsp. ramosissima Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16375 Modoc Junction of Cedar Pass road and Hwy 299, 5.5 mi. N of Alturas Comment
  RSA795599  Lagophylla ramosissima subsp. ramosissima L. 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, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  RSA59531  Lamium amplexicaule E. K. Balls 1950-5-20 14808 Modoc 2 mi. E. of South Fork Public Camp, along South Fork Pit River to Jess Valley. 1463 Comment
  CAS-BOT-BC54068  Lappula redowskii Bruce Bartholomew; Barrett Anderson 1989-6-2 4821 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC54069  Lappula redowskii Leland S. Smith 1922-10-22 1337 Modoc Below rim E side Tule Lake. 1341 Comment
  CAS-BOT-BC54070  Lappula redowskii Elmer Ivan Applegate 1936-5-4 10235 Modoc Lava Beds National Monument, near Hospital Rock, northern boundary. Comment
  UC71569  Lappula redowskii Mrs. M. H. Manning c. 1899 170 Modoc Fort Bidwell n.e. Modoc Co., Fort Bidwell Comment
  POM29225  Lathyrus R. M. Austin 1895-05 411 Modoc Goose Lake Valley. Comment
  UC1037241  Lathyrus lanszwertii var. aridus Leo Whitney 1935-5-31 3159 Modoc White Horse Comment
  SEINET10936979  Lathyrus nevadensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2616 Modoc 4 mi s of davis creek on us hwy 395; in very mesic grassladn sedge meadow; Lupines very sparse and approximately a week or more behind th eflowering of Those near alturas. 1402 Comment
  CAS-BOT-BC181976  Lathyrus rigidus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6441 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  NY716853  Lathyrus rigidus W. Larkin 04 1920 s.n. Modoc Goose Lake Valley Comment
  POM128966  Lathyrus vestitus subsp. vestitus M. S. Baker 1916-06 s.n. Modoc Near Forestdale. Comment
  SJSU9609  Lemna minor W. Savage 1979-7-6 1383 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS408  Lemna trisulca W. L. Jepson 1918-8-10 7929 Modoc Alturas 1371 Comment
  UC1101267  Lemna trisulca Verne Grant, Irving Schneider 1947-8-24 8257 Modoc in Harvey Creek at head of Jess Valley Harvey Creek; Jess Valley, Harvey Creek Comment
  CAS-BOT-BC58457  Lepidium campestre Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16467 Modoc 2.6 mi. N of Buck's Creek Ranger Station, E side of Goose Lake. 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
  UC71710  Lepidium densiflorum Mrs. M. H. Manning 1902-10-4 51 Modoc Surprise Valley Comment
  NY76539  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 --1 Modoc Northwest of Alturas, north of Highway 299, Crowder Flat Road 1371.6 Comment
  CAS-BOT-BC58350  Lepidium perfoliatum M. M. Hanna 1956-6-4 Modoc 6 mi. N of Alturas, Cedar Pass Road. Comment
  SBBG30519  Lepidium perfoliatum D. Myrick 1968-6-20 1963 Modoc E edge of Alturas 1332 Comment
  JEPS53731  Lepidium perfoliatum Frances D. Payne 1932-6-8 418 Modoc 6 mi e Alturas (on road to Parker Creek); Warner Mountains Comment
  RSA540056  Leptosiphon bolanderi Bruce Bartholomew, M. Bourell 1990-4-26 5155 Modoc 0.5km S of Day. 1100 Comment
  RSA100701  Leptosiphon harknessii Ella Dales Cantelow 1940-6-2 4133 Modoc About 10 miles N.W. of Canby, on road to Lava Beds Monument Comment
  RSA601530  Leptosiphon harknessii L. C. Wheeler 1935-8-16 3868 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer. 2226 Comment
  HSC75594  Leptosiphon nuttallii G. M. Riegel 1980-7-30 960 Modoc S Warner Mtns. 1739 Comment
  UCD118978  Leptosiphon nuttallii subsp. nuttallii Schoolcrft et al 2000-7-17 2916 Modoc N. Warner Mountains, east of Poison Lake. 2225 Comment
  CAS-BOT-BC242082  Leucocrinum montanum M. French Gilman 525 Modoc Modoc County. Comment
  CAS-BOT-BC242084  Leucocrinum montanum Leland S. Smith 1917-5-21 1 Modoc West Valley and Jess Valley. 1524 Comment
  CAS-BOT-BC197451  Lewisia nevadensis K. Paulson; Robert Paulson 1988-6-11 35 Modoc North of Stough Reservoir, Warner Mts.. 1981 Comment
  CAS-BOT-BC197453  Lewisia nevadensis Bruce Bartholomew 1995-6-3 6953 Modoc 5.1 km W of Goose Lake on Forest Service Road 73 between Goose Lake and Crowder Flat Road. 1580 Comment
  CAS-BOT-BC197499  Lewisia pygmaea Annie Montague Alexander; L. Kellogg 1946-6-8 4698 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  CAS-BOT-BC197495  Lewisia rediviva Bruce Bartholomew; Barrett Anderson 1989-6-2 4796 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  RSA27322  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC748279  Lewisia rediviva Annie M. Alexander and Louise Kellogg 1946-6-14 4744 Modoc on small flat, Patterson Mill Road se corner of county 1341 Comment
  CHSC118313  Lewisia rediviva var. rediviva L. P. Janeway 2016-5-17 12018 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  NY497625  Lewisia triphylla B. M. Bartholomew 1990-7-20 5525 Modoc Tamarack Flat, east side of Warner Mountains. 2150 Comment
  CAS-BOT-BC247630  Leymus triticoides John Thomas Howell 1934-7-1 12339 Modoc Duncan Horse Camp. 1355 Comment
  UC1025018  Leymus triticoides Leo Whitney 1935-7-12 3498 Modoc 10 mi w Canby; Cottonwood Flat Comment
  UC1037344  Leymus triticoides Leo Whitney 1935-8-14 3615 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD64650  Leymus triticoides Beecher Crampton 1954-7-7 2154 Modoc Alturas. Vacant lot behind Niles theatre. Comment
  CAS-BOT-BC21458  Ligusticum grayi Bruce Bartholomew; Barrett Anderson 1990-7-20 5509 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC21459  Ligusticum grayi Bruce Bartholomew; Barrett Anderson 1990-7-20 5501 A Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC498668  Lilium washingtonianum K. Paulson; R. Paulson 1991-8-10 251 Modoc Near Manzanita Lookout 2060 Comment
  UCD124797  Limosella aquatica Herbert L. Mason; Verne Grant 1947-7-12 13418 Modoc Pit River Valley, south of Alturas. Comment
  CAS-BOT-BC198037  Linanthus harknessii Arnold Tiehm 1984-6-30 8842 Modoc NW side of Bidwell Mt., 2.8 road mi. N of Eight Mile Creek on road to Lake Annie. 1828 Comment
  UC23622  Linanthus harknessii Milo S. Baker 1893-7-8 Modoc Comment
  JEPS58522  Linanthus nuttallii subsp. nuttallii Leland S. Smith 1918-7-13 991 Modoc Mill Creek Warner Mountains, Nevada Sheep Range (w slope) 2133 Comment
  CAS-BOT-BC229896  Linaria dalmatica Thomas C. Fuller 1962-8-29 9485 Modoc Near Sugar Hill planting, Lassen Creek. 11 mi. S of New Pine Creek. Comment
  CDA6354  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11169 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA6355  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11168 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA36139  Linaria vulgaris CDFA Staff Aug 1985 Modoc Stronghold. 0 Comment
  CAS-BOT-BC179165  Linum lewisii M. M. Hanna 1956-6-4 955 Modoc Cedar Pass. Comment
  RSA27040  Linum lewisii C. L. Hitchcock 1940-5-27 6709 Modoc 15 miles NE of Alturas. 1677 Comment
  CAS-BOT-BC225810  Lithophragma glabrum F. Angwin 1946-4-6 s.n. Modoc Adin. 1371 Comment
  JEPS5960  Lithophragma glabrum Frances D. Payne 1932-6-12 543 Modoc Dry Creek Canyon; Warner Mountains, Dry Creek Canyon 1645 Comment
  RSA101503  Lithophragma glabrum R. Weatherby 1955-7-7 1601 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  RSA59363  Lithophragma glabrum E. K. Balls 1950-5-11 14630 Modoc 8.1 miles NE of Fort Bidwell. Above Cow Head Lake. Along 8 Mile Creek. 1463 Comment
  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-BC225833  Lithophragma parviflorum Bruce Bartholomew; Barrett Anderson 1989-4-29 4663 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 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
  UC14490  Lithophragma parviflorum Milo S. Baker 1893-7-18 Modoc Comment
  HSC26495  Lithophragma tenellum J. P. Smith, J. O. Sawyer 1972-5-6 5260 Modoc USFS Road to Quail Spring at Hwy. 299 N of Adin 1463 Comment
  UC111916  Lithophragma tenellum Mrs. R. M. Austin Jun 1894 Modoc Lava Beds Comment
  JEPS5959  Lithophragma tenellum Frances D. Payne 1929-7-7 55 B Modoc 2 mi sw Mt. Warren (Pine Creek Basin, se Modoc County); Warner Mts., Pine Creek Basin, sw of Mt. Warren 2133 Comment
  CAS-BOT-BC54027  Lithospermum ruderale Bruce Bartholomew; Barrett Anderson 1989-4-27 4636 Modoc Ryan Canyon, 6.0 km NW of Adin on road to Dutch Flat. 1370 Comment
  CAS-BOT-BC54030  Lithospermum ruderale K. Paulson; Robert Paulson 1991-5-25 219 Modoc W side of Goose Lake, vicinity of Log Landing. 1478 Comment
  HSC3701  Lithospermum ruderale M. T. Milligan 1965-6-26 344 Modoc N end Jess Valley. 1616 Comment
  UCR267418  Lithospermum ruderale Jim Andre, Glenn L. Clifton 1993-6-12 29990 Modoc Warner Mountains, c. 1 mi west of Cedarville, along Cedar creek and Hwy 299, Modoc National Forest 1480 Comment
  RSA486799  Lithospermum ruderale Bruce Bartholomew, B. Anderson 1988-5-13 4143 Modoc Along Parker Creek Road, 2.7 km W of Modoc National Forest and ca. 16km WSW of Alturas, W side of the Warner Mountains. 1490 Comment
  CAS-BOT-BC21441  Lomatium bicolor var. leptocarpum Bruce Bartholomew; Barrett Anderson 1989-4-28 4647 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC21448  Lomatium bicolor var. leptocarpum Francis Dorris Payne 1932-6-10 628 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC21449  Lomatium bicolor var. leptocarpum Isabelo T. Kelly 1930-1-1 9 Modoc Cowhead Lake. Comment
  CAS-BOT-BC21451  Lomatium bicolor var. leptocarpum Bruce Bartholomew; Barrett Anderson 1988-6-23 4291 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  RSA323622  Lomatium bicolor var. leptocarpum A. Tiehm 1984-6-30 8838 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  UC1036074  Lomatium bicolor var. leptocarpum Annie M. Alexander and Louise Kellogg 1946-6-14 4770 Modoc Silver Creek branch of Patterson Mill rd. 1828 Comment
  RSA452581  Lomatium bicolor var. leptocarpum L. C. Wheeler 1935-9-12 3982 Modoc Devils Garden: 2 miles SW Poindexter Reservoir. 1524 Comment
  CAS-BOT-BC21435  Lomatium canbyi Bruce Bartholomew; Barrett Anderson 1989-4-30 4712 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC30174  Lomatium dissectum var. multifidum K. Paulson; Robert Paulson 1988-6-11 34 Modoc North of Stough Reservoir, Warner Mts.. 1676 Comment
  RSA657119  Lomatium grayi G. L. Clifton 1995-5-17 34182 Modoc Surprise Valley Road, 2.9 miles north of Lake City. 1390 Comment
  CAS-BOT-BC30135  Lomatium hendersonii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6533 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 Comment
  CAS-BOT-BC30141  Lomatium macrocarpum Mrs. H. C. Cantelow 1940-6-1 4509 Modoc 10 mi. E of Alturas. Comment
  CAS-BOT-BC30149  Lomatium macrocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6439 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  UCR163906  Lomatium macrocarpum Jim Andre 1993-6-30 1401 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  UCR51778  Lomatium macrocarpum Christopher Davidson 1975-6-4 2606 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of hwy 395 1500 Comment
  CAS-BOT-BC30148  Lomatium macrocarpum K. Paulson; Robert Paulson 1989-4-16 100 Modoc Crowder Flat Road, Devil's Garden. Comment
  CAS-BOT-BC15752  Lomatium nevadense var. nevadense Elmer Ivan Applegate 1937-5-13 11085 Modoc N end of Devils Homestead, Lava Beds National Monument. Comment
  OBI81656  Lomatium triternatum Tracey Call, Viola Call 1964-6-23 2281 Modoc 1 mile south of Perez. Comment
  RSA554797  Lomatium triternatum Margaret J. Williams 1988-5-30 88- 26 -6 Modoc Jess Valley, east of Likely, south of roadside rest 1524 Comment
  CHSC70708  Lomatium triternatum var. macrocarpum A. Sanger 1997-6-3 2487 Modoc Mowitz Road at Boles Creek Crossing. 1463 Comment
  CHSC85164  Lomatium triternatum var. macrocarpum John Dittes; Josephine Guardino 1991-7-21 428 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC21416  Lomatium triternatum var. triternatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4376 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC21420  Lomatium triternatum var. triternatum Margaret J. Williams; et al 1988-5-28 88- 19 -1 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  CAS-BOT-BC21396  Lomatium vaginatum Lincoln Constance; E. DiFulvio 1962-4-16 3750 Modoc 3.2 mi. N of Likely. 1310 Comment
  RSA0049633  Lomatium vaginatum Dean Wm. Taylor 2012-6-5 21223 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  CAS-BOT-BC95176  Lonicera involucrata var. involucrata R. M. Austin; C. C. (Mrs.) Bruce 1898-7-1 2355 Modoc Mt. Bidwell. Comment
  CHSC116081  Lotus corniculatus Lowell Ahart; John Dittes 2015-7-16 20379 Modoc North edge of Ash Creek (destroyed) southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  NY704621  Lotus denticulatus J. T. Howell 1934-6-15 12204 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  CAS-BOT-BC181946  Lotus purshianus var. purshianus M. Vasey 1990-6-30 9042 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  RSA503054  Lotus unifoliolatus Bruce Bartholomew, B. Anderson 1988-6-23 4223 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC190815  Ludwigia peploides subsp. peploides Bruce Bartholomew 1994-10-9 6887 Modoc 0.5 km N of Lassen County on road to Eagleville, S end of Surprise Valley. 1380 Comment
  CAS-BOT-BC181932  Lupinus Clare Butterworth Hardham 1961-6-19 7837 Modoc Davis Creek. 1676 Comment
  CAS-BOT-BC181934  Lupinus M. Vasey 1990-6-29 9021 Modoc Along North Emerson Trail, near pass. South Warner Wilderness 2377 Comment
  UC511321  Lupinus angustiflorus Lyman Benson 1930-7-18 2235 Modoc sw Alturas; Upper Pit, sw of Alturas 1219 Comment
  CAS-BOT-BC181903  Lupinus arbustus Annie Montague Alexander; L. Kellogg 1946-7-22 5038 Modoc Bear Camp Flat, Warner Mts. 2286 Comment
  CAS-BOT-BC181920  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5890 Modoc Between Adin and Canby, upper Pit River region. Comment
  SJSU10705  Lupinus arbustus H. L. Buckalew 1961-6-20 Modoc Stough (""Stowe"") Reservoir, 1 mi N of Cedar Pass on Cedar-Alturas Rd., Warner Mts. 1920 Comment
  UCR34700  Lupinus arbustus J. A. Harpel 1981-8-6 V 25 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  JEPS64954  Lupinus arbustus Frances D. Payne 1931-6-29 297 A Modoc Owl Creek Warner Mountains (SE slopes of Warner Mountains) 2133 Comment
  UC126988  Lupinus arbustus Mrs. R. M. Austin and Bruce June 1898 2146 Modoc Comment
  POM298384  Lupinus arbustus subsp. calcaratus H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass, Warner Mountains, east of Alturas. Comment
  POM275211  Lupinus arbustus subsp. calcaratus Louise Kellogg, A. M. Alexander 1946-7-17 5004 Modoc Benton Meadow, Warner Mountains. 2073 Comment
  CAS-BOT-BC182180  Lupinus argenteus Elmer Ivan Applegate 1932-8-4 8152 Modoc Just N of Jess Valley, Warner Mts. Comment
  CAS-BOT-BC182190  Lupinus argenteus Annie Montague Alexander; L. Kellogg 1946-7-7 4917 Modoc Cedarville. Comment
  UC865119  Lupinus argenteus A. A. Heller 1938-6-24 15222 Modoc between Alturas and Canby; between Alturas and Canby 1341 Comment
  SJSU9657  Lupinus argenteus W. Savage 1979-7-8 1493 Modoc N end Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET10870581  Lupinus argenteus subsp. argenteus Duane Isely, I. Isely 1971-7-11 Isely 11374 Modoc Roadside at intersection state 139 and 299. Flowers bright violet; standard Ascending 45 degrees; no basal leaves Comment
  CHSC98636  Lupinus argenteus var. argenteus Richard R. Halse 2006-8-4 6996 Modoc Modoc National Forest, south end of the Warner Mountains, along Patterson Mill Road by Homestead Flat. 2152 Comment
  CAS-BOT-BC182082  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-13 8124 Modoc Near Davis Creek. Comment
  CAS-BOT-BC182084  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-14 8234 Modoc Near Hackamore. Comment
  CAS-BOT-BC182092  Lupinus argenteus var. heteranthus John Thomas Howell 1934-6-14 12181 Modoc Near North Fork of Baxter Creek, Warner Mts. 1524 Comment
  CAS-BOT-BC182094  Lupinus argenteus var. heteranthus Bruce Bartholomew; Barrett Anderson 1990-7-21 5572 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 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-BC182108  Lupinus argenteus var. heteranthus Elmer Ivan Applegate 1929-6-24 5895 Modoc Along road between Alturas and Davis Creek. Comment
  CAS-BOT-BC182110  Lupinus argenteus var. heteranthus Bruce Bartholomew; Barrett Anderson 1990-7-20 5485 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 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
  SEINET10970215  Lupinus argenteus var. tenellus David B. Dunn 1954-9-3 Dunn 11808 Modoc Just N of Timber Mountain turnoff along Hwy 139. Comment
  POM23636  Lupinus caudatus R. M. Austin 1895-07 410 Modoc Goose Lake Valley. Comment
  SD46396  Lupinus caudatus Robert J. Weatherby 1955-7-8 1635 Modoc 3.0 miles north of Ft. Bidwell, northern Warner Mountains. 1554 Comment
  HSC14807  Lupinus caudatus M. T. Milligan 1964-7-1 111 Modoc Ballard's Resvr. Rd. 3 mi. E of Modoc Co. Rd. 54. 1372 Comment
  SEINET10936588  Lupinus caudatus subsp. caudatus David B. Dunn, Billy Joe Cox; Lewis S. Fleak 1970-6-8 Dunn 16944 Modoc 5 mi. S of pine creek on us hwy 395 e of goose lake; on clay road cut in Grassland. Comment
  CAS-BOT-BC181886  Lupinus latifolius Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16403 Modoc Thoms Creek, 6.1 mi. E of Hwy 299, on Cedar Pass 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-BC181864  Lupinus lepidus var. sellulus Leland S. Smith 1924-6-9 1371 Modoc Egg Lake, Lava Beds West Lava Ranger Station. 1310 Comment
  CAS-BOT-BC181862  Lupinus lepidus var. sellulus M. M. Hanna 1956-6-7 1007 Modoc Highway 139, open glade betweem Canby and Tienesta. Comment
  UC201968  Lupinus leucophyllus Franklin P. Nutting Modoc near Egg Lake (Lava); , near Egg Lake Comment
  UC15911  Lupinus leucophyllus Milo S. Baker 1893-6-20 Modoc Comment
  NY747388  Lupinus leucophyllus var. belliae M. S. Baker 1893-6-20 s.n. Modoc Comment
  NY747378  Lupinus leucophyllus var. leucophyllus K. Paulson 1989-7-2 160 Modoc Cottonwood Flat 1448 Comment
  SEINET10491194  Lupinus leucophyllus var. leucophyllus Jeffrey Huber 1971-6-2 Huber 102 Modoc Modoc-lassen co line. 1 Mi. S of adin along calif hwy 139; basalt-clay, grassy Roadside. 1311 Comment
  NY747437  Lupinus microcarpus A. A. Heller 1941-6-26 16212 Modoc Along U.S. Highway #399, 8 miles west of Alturas Comment
  CAS-BOT-BC181847  Lupinus microcarpus var. microcarpus Bruce Bartholomew 1990-6-18 5376 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  RSA262988  Lupinus ruber B. J. Cox 1971-6-3 2608 Modoc 6 mi. N of Alturas on U.S. Hwy 395. 1341 Comment
  RSA614441  Lupinus ruber LeRoy E. Detling 1948-5-24 6253 Modoc Pit River 1463 Comment
  SEINET3145143  Lupinus saxosus E. K. Balls 1950-5-10 15965 Modoc 0.5 mi past fork of Hwy 395 and road from Alturas and Cedarville 1585 Comment
  HSC26005  Luzula comosa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19523 Modoc At Big Valley summit about 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC179108  Lythrum tribracteatum Herbert Louis Mason; Verne Grant 1947-7-10 13324 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  UCD102949  Lythrum tribracteatum Herbert L. Mason; Verne Grant 1947-7-10 13324 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  RSA14503  Machaeranthera canescens var. shastensis Elmer I. Applegate 1923-3-17 3341 Modoc Dry Lake southeast of Tule Lake Comment
  CAS-BOT-BC49426  Madia citriodora John Thomas Howell 1934-6-11 11923 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49472  Madia citriodora Bruce Bartholomew 1993-6-12 6590 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC49432  Madia elegans Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16526 Modoc 4.6 mi. N of Adin. Comment
  CHSC111109  Madia elegans subsp. densifolia Lowell Ahart; John Dittes 2012-7-12 18375 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 1262 Comment
  CAS-BOT-BC49409  Madia glomerata Mrs. M. H. Manning 17 Aug 741 Modoc Joseph Creek. Comment
  CAS-BOT-BC49410  Madia gracilis David Daniels Keck; Jens Chr. Clausen 1935-6-24 3723 Modoc 1.5 mi. N of Davis Creek. 1524 Comment
  RSA540063  Madia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1990-7-20 5465 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  NY500373  Mahonia repens B. M. Bartholomew 1988-5-13 4175 Modoc 0.6 km north of Jess Valley on West Warner Road, west side of the Warner Mountains. Northern Jeffrey pine forest. 1620 Comment
  SEINET5339086  Mahonia repens M. J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, west side of the Warner Mountains. Snow banks in protected areas. 2134 Comment
  HSC81154  Maianthemum racemosum subsp. amplexicaule G. M. Riegel 1980-7-8 848 Modoc 1670 Comment
  CAS-BOT-BC242165  Maianthemum stellatum Bruce Bartholomew 1991-6-21 5807 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  CAS-BOT-BC242169  Maianthemum stellatum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 51 Modoc Parker Creek, 15 mi. from Alturas. Comment
  HSC1963  Maianthemum stellatum M. T. Milligan 1966-7-1 515 Modoc N end of Jess Valley. 1616 Comment
  HSC15983  Malva neglecta M. T. Milligan 1965-7-11 446 Modoc N end of Jess Valley 1616 Comment
  RSA628299  Malva neglecta Louis C. Wheeler 1973-8-26 s.n. Modoc Warner Mountains: Intersection of stream below Van Riper Spring with road to Sworinger Reservoir. 1829 Comment
  UC18742  Malva neglecta M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  CDA13467  Marsilea vestita subsp. vestita G. F. Hrusa, T. D. Wilfred 1996-7-21 13314 Modoc Modoc Plateau; Pit River overflow channel at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC117040  Matricaria occidentalis Lowell Ahart; John Dittes 2016-6-6 20961 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
  CHSC116069  Medicago lupulina Lowell Ahart; John Dittes 2015-7-16 20386 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS123859  Medicago lupulina Lowell Ahart, John Dittes 2015-7-16 20386 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UCD107737  Medicago lupulina John A. Kresge 1930-3-1 s.n. Modoc Adin. 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
  UC1137023  Melica californica August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  UC1024868  Melica fugax Leo Whitney 1935-5-31 3158 Modoc White Horse Comment
  HSC80847  Melica stricta G. M. Riegel 1980-8-28 1122 Modoc S Warner Mtns. 1739 Comment
  SEINET11678892  Melica stricta M. Ownbey, Meyer, F. G. 1940-1 2152 Modoc Cedar Peak, Warner Mts Comment
  UCD88620  Melica subulata August L. Hormay 1932-7-17 s.n. Modoc Lily Lake. Near Oregon border in Warner Mtns. 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
  JEPS124363  Mentha arvensis Lowell Ahart, John Dittes 2015-7-16 20359 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  HSC15856  Mentzelia congesta M. T. Milligan 1964-6-20 63 Modoc 3 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  CAS-BOT-BC179131  Mentzelia dispersa Annie Montague Alexander; L. Kellogg 1946-6-10 4714 Modoc Lava bench between Lower and Snake Lakes. Comment
  RSA101492  Mentzelia dispersa R. Weatherby 1955-7-8 1611 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  POM261003  Mentzelia dispersa Alice Eastwood, J. T. Howell 1940-6-12 8056 Modoc Between Likely and Jess Valley. Comment
  POM84012  Mentzelia dispersa R. M. Austin 1895-08 100 Modoc Goose Lake Valley Comment
  UCSB27390  Mentzelia dispersa Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake, east of Likely, Warner Mtns. Comment
  CAS-BOT-BC179110  Mentzelia veatchiana Gordon H. True 1964-6-3 1442 Modoc Cedar Pass. 1524 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
  UC1004346  Mertensia ciliata Leo Whitney 1934-5-13 Modoc Weed Valley northern Modoc County 1524 Comment
  RSA152439  Mertensia oblongifolia I. L. Wiggins, Dorothy Wiggins 1961-6-12 16431 -A Modoc Mountainside near summit of Cedar Pass, between Alturas and Cedarville Comment
  CAS-BOT-BC54012  Mertensia oblongifolia var. amoena Betty J. Hammerly 1941-6-20 30 Modoc Clear Lake. 1767 Comment
  JEPS90178  Mertensia oblongifolia var. nevadensis Dean W. Taylor 1992-5-8 12560 Modoc 0.5 mi e of Moonlite Mines (Warner Mountains, Mount Bidwell); Warner Mountains, Mount Bidwell 2432 Comment
  CAS-BOT-BC54025  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6300 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 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-BC225963  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1989-6-2 4776 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  CAS-BOT-BC225970  Micranthes oregana Bruce Bartholomew 1995-7-31 7118 Modoc Upper reaches of Sassen Creek, W side of the Warner Mountains. 1900 Comment
  CAS-BOT-BC49390  Microseris laciniata subsp. laciniata Leland S. Smith 1924-6-8 1382 Modoc Egg Lake near SW corner in meadow. 1341 Comment
  CAS-BOT-BC49353  Microseris nutans John H. Hatton 1911-6-10 10 Modoc Modoc County. Comment
  JEPS11699  Microseris nutans Rimo Bacigalupi with L. R. Heckard, Ruth Sanderson and Geo. Bacigalupi 1952-6-18 3734 Modoc about 200 ft above s side Cedar Pass; Warner Mountains 2164 Comment
  UC35777  Microseris nutans Milo S. Baker 1893-6-18 Modoc Comment
  UCD118921  Microsteris gracilis R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Cemetery, Alturas. Comment
  RSA520452  Microsteris gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1989-4-27 4619 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  RSA59514  Microsteris gracilis subsp. humilis E. K. Balls 1950-5-12 14659 Modoc Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake 1677 Comment
  JEPS86967  Mimulus cusickii David M. Thompson 1988-7-23 975 Modoc 3.7 mi s Hwy 299 at Cedarville (along Surprise Valley Road, then 1.5 mi w along Granger Canyon Road); Warner Mts. 1500 Comment
  RSA185361C  Mimulus guttatus Clare B. Hardham 1961-6-17 7514 Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  RSA550578  Mimulus guttatus Bruce Bartholomew, B. Anderson 1989-6-1 4728 Modoc Shake Spring. NW side of Shaffer Mtn. 1500 Comment
  UC1191895  Mimulus guttatus Verne Grant, Irving Schneider 1947-7-19 8070 Modoc n Likely (s of south loop road, on Corporation Ranch) Comment
  UC445163  Mimulus nanus var. jepsonii Franklin P. Nutting 1893-6-8 Modoc near Egg Lake Comment
  RSA488109  Mimulus nanus var. nanus Barbara J. Ertter 1988-6-18 7613 Modoc Hwy 139, 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection Station, 1 mile S of jct to Lava Beds Nat'l Monument E of Tonesta. 1311 Comment
  UC748171  Mimulus nanus var. nanus Annie M. Alexander and Louise Kellogg 1946-7-24 5075 Modoc Horse Mountain Warner Mountains Comment
  UCSB48316  Mimulus nanus var. nanus Hardham, Clare 1961-6-19 Modoc Willow Creek 1676 Comment
  JEPS15588  Mimulus nanus var. nanus Frances D. Payne 1931-6-29 760 Modoc ridge s Granger Pass (pass at head of Granger Creek); Warner Mountains 1981 Comment
  POM43861  Mimulus nanus var. nanus R. M. Austin 1895-07 16 Modoc [No location data on label] Comment
  RSA185425  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7827 Modoc Cogswell Creek. 1524 Comment
  SBBG98583  Mimulus pygmaeus D. M. Thompson 1988-6-3 927 Modoc Egg Lake, S end; between Kramer Reservoir and White Horse-Lookout Rd along intermittent stream; 2.3 rd mi W of railroad crossing 1299 Comment
  RSA594829  Minuartia douglasii Bruce Bartholomew 1993-6-12 6585 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC95213  Minuartia nuttallii Clare Butterworth Hardham 1961-6-20 7886 Modoc Bidwell Road to Dismal Creek. 2438 Comment
  HSC68105  Minuartia nuttallii J. P. Smith, J. O. Sawyer 1973-8-8 7213 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC225802  Mitella pentandra Elmer Ivan Applegate 1932-7-7 8240 Modoc Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC225804  Mitella pentandra Bruce Bartholomew 1989-8-12 5114 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  CAS-BOT-BC225808  Mitella pentandra Bruce Bartholomew 1994-7-2 6784 Modoc 5.0 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 1930 Comment
  RSA149075  Mitella pentandra I. L. Wiggins, Dorothy B. Wiggins 1961-6-14 16489 Modoc 6.4 mi. S of Lassen Creek Campground along road to Buck Mtn, Warner Mtns. Comment
  HSC81096  Monardella glauca G. M. Riegel 1980-8-13 1049 Modoc South Warner Mtns. 1670 Comment
  POM299554  Monardella odoratissima subsp. glauca Marion Ownbey, Fred G. Meyer 1940-7-1 2150 Modoc Cedar Peak, Warner Mts. Comment
  UC705933  Monardella odoratissima subsp. glauca Marion Ownbey, Fred G. Meyer 1940-7-1 2150 Modoc Cedar Peak Warner Mts. Comment
  UC71706  Monardella odoratissima subsp. glauca Mrs. M. H. Manning 1903-8-27 350 Modoc Leading to summit Mt. Bidwell Comment
  JEPS63422  Monardella odoratissima subsp. glauca Leland S. Smith 1918-8-18 1046 Modoc Ridge between Eagle Mt. and Bear Mt.; Warner Mts. 2438 Comment
  CAS-BOT-BC179359  Monardella odoratissima subsp. pallida Bruce Bartholomew 1990-8-5 5666 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2440 Comment
  POM228879  Monardella sheltonii Louis C. Wheeler 1935-8-14 3841 Modoc Pine Creek. Warner Mtns. 2012 Comment
  SD61020  Monolepis nuttalliana Darley F. Howe 1964-7-31 3903 Modoc 10.2 miles from entrance to Modoc National Forest on road east of Likely, Warner Mountains. 1830 Comment
  JEPS17207  Montia chamissoi Frances D. Payne 1929-7-7 56 Modoc 2 mi sw of Mount Warren (Pine Creek Basin, southeastern Modoc County); Pine Creek Basin 2133 Comment
  UC1101397  Montia chamissoi Malcolm A. Nobs, S. Galen Smith 1949-5-29 771 Modoc one mi e of Lake City Comment
  CAS-BOT-BC197541  Montia linearis E. S. Willits 1940-4-16 182 Modoc Sugar Hill. Comment
  UC72570  Montia linearis Milo S. Baker 1893-1 Modoc Forestdale Comment
  UCD18893  Montia linearis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 201 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site. Comment
  CAS-BOT-BC247568  Muhlenbergia asperifolia Leland S. Smith 1917-8-19 152 Modoc Fort Bidwell. 1371 Comment
  CAS-BOT-BC498753  Muhlenbergia asperifolia L. S. Smith 1924-7-24 s.n. Modoc Modoc Forest: East side Warner Mtns near Deep Creek R.S. 1676 Comment
  SEINET10960336  Muhlenbergia asperifolia Louis C. Wheeler 1935-9-4 Wheeler 3948 Modoc Dry sunny rock crevices in old beach. McGinty Point, Goose Lake. 1463 Comment
  UC1025045  Muhlenbergia filiformis Leo Whitney 1935-8-19 3624 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  POM264578  Muhlenbergia richardsonis A. A. Beetle 1941-6-29 2836 Modoc Near summit of Mt. Adin 1829 Comment
  CHSC85413  Myosurus minimus John Dittes 1991-6-1 375 A 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
  JEPS118476  Myosurus minimus Lowell Ahart, John Dittes 2011-6-21 17519 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
  CDA37314  Myriophyllum sibiricum B. Villegas 2008-7-24 s.n. Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. 0 Comment
  UC874342  Myriophyllum sibiricum C. L. Hitchcock 1940-5-28 6722 Modoc 15 mi N of Alturas (near Suprise). 1402 Comment
  CHSC112790  Najas flexilis Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18764 Modoc Drainage, about 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC198014  Navarretia breweri Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2146 Modoc W slope of Cedar Pass. Comment
  CAS-BOT-BC198018  Navarretia breweri Mrs. H. C. Cantelow 1940-6-2 4146 Modoc 10 mi. NW of Canby, road to lava beds. Comment
  JEPS70247  Navarretia breweri Milo S. Baker 1894-6-29 Modoc Big Valley Comment
  SBBG30498  Navarretia breweri D. Myrick 1968-6-20 1978 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  CAS-BOT-BC198023  Navarretia breweri E. S. Willits 1940-6-9 332 Modoc Beside Twelve Mile Creek. Comment
  SJSU11503  Navarretia divaricata H. L. Buckalew 1961-6-29 Modoc Stough Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1920 Comment
  CAS-BOT-BC198000  Navarretia divaricata subsp. vividior Bruce Bartholomew; Barrett Anderson 1989-6-1 4743 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  JEPS126546  Navarretia intertexta subsp. intertexta Lowell Ahart, John Dittes 2016-6-6 20954 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC197978  Navarretia intertexta subsp. propinqua Alice Eastwood; John Thomas Howell 1940-6-14 8231 Modoc 8 mi. NW of Canby. Comment
  UCD37469  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-17 5679 Modoc Modoc County, 2 miles north of Perez, Timber Mountain Fire Station. 1280 Comment
  JEPS70412  Navarretia intertexta subsp. propinqua Frances D. Payne 1929-6-29 33 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SJSU9551  Navarretia leptalea W. Savage 1979-7-3 1285 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC197972  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew 1991-6-23 5882 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  POM256468  Navarretia sinistra L. C. Wheeler 1935-8-13 3833 Modoc Warner Mountains: Barnes Creek. Mount Diable Meridian. 1829 Comment
  RSA67244  Navarretia sinistra P. A. Munz 1951-9-14 16981 Modoc Cedar Pass, Warner Mountains. 1921 Comment
  UC932007  Navarretia sinistra Verne Grant, Alva Grant 1947-7-13 8015 Modoc Fandango Pass Warner Mountains, Fandango Pass Comment
  UC23423  Navarretia sinistra Milo S. Baker 1893-7-8 Modoc Comment
  CAS-BOT-BC197958  Navarretia subuligera Alice Eastwood; John Thomas Howell 1940-6-15 8299 Modoc 5 mi. N of Lookout. Comment
  CHSC112138  Nemacladus capillaris Dean Wm. Taylor 2012-6-19 21244 Modoc Mouth of Baggett Gulch (ca 3 air miles S of Canby), Modoc National Forest. 1463 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-BC179311  Nemophila breviflora Lincoln Constance 1938-12-12 2332 Modoc Edge of Thoms Creek at foot of Bonner Grade, Cedar Pass Rd., 13.4 mi. NE of Alturas. 1524 Comment
  CAS-BOT-BC179296  Nemophila parviflora var. austiniae John Thomas Howell 1934-6-12 12026 Modoc Plum Valley. Comment
  UC449918  Nemophila parviflora var. austiniae Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell , 12 Mile Creek (12 Mile Creek) Comment
  CAS-BOT-BC179286  Nemophila pedunculata F. Angwin 1946-4-13 Modoc Big Valley near Adin. 1280 Comment
  RSA59717  Nemophila pedunculata E. K. Balls 1950-5-18 14758 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  UC71669  Neoholmgrenia andina Mrs. M. H. Manning 1904-7-16 384 Modoc se slope Mt. Bidwell 1950 Comment
  UC336782  Neoholmgrenia andina unknown Modoc Honey Lake Valley Comment
  UC25540  Nepeta cataria Milo S. Baker 1894-8-25 Modoc Forestdale 1371 Comment
  CAS-BOT-BC349856  Nestotus stenophyllus E. K. Balls 1950-5-13 14673 Modoc West shore of Goose Lake, .2 mile south of Oregon - Calif. State Line 1463 Comment
  CHSC106332  Nicotiana attenuata Lowell Ahart; John Dittes 2010-8-30 17081 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC112842  Nicotiana attenuata Lowell Ahart; John Dittes 2013-7-25 18970 Modoc Elkins Lane Parking Area, west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC34509  Nicotiana attenuata J. D. Prouty 1980-8-9 1148 Modoc Ca. 2 mi e of Cedarville, n side of Rd 299 as it intersects w margin of Middle Alkali Lake. Comment
  CAS-BOT-BC245370  Nicotiana attenuata Francis Dorris Payne 1932-6-19 554 Modoc Jess Valley Rd. Comment
  CHSC101018  Nothocalais troximoides John Dittes 2008-5-21 1520 Modoc Modoc Plateau; Big Valley; ca. 1.7 air miles south of Lookout, ca. 1.1 air miles west of County Road 91; floodplain terrace of Pit River. 1259 Comment
  CAS-BOT-BC497315  Oenothera Fred P. Cronemiller, Jr. 1920-6-14 23 Modoc Bieber Range 1341 Comment
  UC20417  Oenothera elata subsp. hirsutissima Mrs. R. M. Austin Jul 1898 163 Modoc Goose Lake Comment
  NY998742  Oenothera elata var. hirsutissima M. S. Baker 1893-8-1 s.n. Modoc Big Valley Comment
  CAS-BOT-BC245086  Olsynium douglasii var. douglasii L. A. M. Black 1894-4-1 105 Modoc Davis Creek. Comment
  JEPS64297  Olsynium douglasii var. douglasii L. S. Smith 1918-5-18 927 Modoc Cedarville road e Alturas 1676 Comment
  UCD138861  Olsynium douglasii var. douglasii Geo. C. Wood 1940-4-25 s.n. Modoc Davis Creek. Comment
  CDA7559  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  RSA153383  Onopordum acanthium T. C. Fuller 1960-7-27 4992 Modoc Southeast of 4th and East Streets, Alturas Comment
  UCD88279  Orcuttia tenuis R. Preston 2000-7-17 1392 Modoc ca. 9.5 miles NW of Canby, on N side of Highway 139, 3.2 miles E of Forest Service Road 44N11. 300 feet E of outfall of large seasonal lake. 1487 Comment
  HSC80904  Orobanche corymbosa G. M. Riegel 1980-7-14 882 Modoc S Warner Mtns. 1829 Comment
  UC35317  Orobanche fasciculata Mrs. Bruce 1898-1 Modoc (No location given). Comment
  SEINET6031268  Orobanche uniflora var. occidentalis M. J. Williams 1968-6-1 1154 Modoc Cedar Pass [Warner Mts.} Comment
  UC412736  Orthilia secunda Franklin P. Nutting Modoc Forestdale Comment
  CAS-BOT-BC232319  Orthocarpus cuspidatus subsp. copelandii Annie Montague Alexander; L. Kellogg 1946-7-7 4923 Modoc Eight Mile Creek. 1752 Comment
  UC673450  Orthocarpus cuspidatus subsp. cryptanthus F. H. Frost 1925-7-25 Modoc Eagle Peak; Warner Mts., Eagle Peak Comment
  JEPS77522  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4892 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen County line); Warner Mts. 2011 Comment
  UCSB10027  Orthocarpus cuspidatus subsp. cryptanthus Haller, John 1959-8-1 Modoc 1/4 mile north of the highest point on the road between Blue Lake and Lower Alkali Lake, crest of the Warner Mnts. 2438 Comment
  RSA531360  Orthocarpus lacerus Bruce Bartholomew, B. Anderson 1989-6-1 4725 Modoc Shake Spring. NW side of Shaffer Mtn. 1500 Comment
  HSC80794  Osmorhiza berteroi G. M. Riegel 1980-7-1 800 Modoc South Warner Mountains 1670 Comment
  UC748466  Osmorhiza berteroi Annie M. Alexander and Louise Kellogg 1946-7-12 4981 Modoc Twelve Mile Creek; ne corner of county Comment
  CAS-BOT-BC15742  Osmorhiza chilensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 81 Modoc 1.5 mi. from Modoc National Forest boundary. Comment
  UC735038  Osmorhiza depauperata Lincoln Constance 1946-7-4 3104 Modoc Deep Creek 3.4 mi below summit; Warner Mountain 1828 Comment
  OBI81415  Osmorhiza obtusa L. Constance 1946-7-4 3104 Modoc Shaded creek-side, Deep Creek 3.4 miles below summit, Warner Mountains 1829 Comment
  CAS-BOT-BC218101  Oxyria digyna Bruce Bartholomew 1991-8-5 6039 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC218103  Oxyria digyna Annie Montague Alexander; L. Kellogg 1946-7-23 5058 Modoc Emerson Peak, Warner Mts. Comment
  NY404356  Oxyria digyna B. M. Bartholomew 1991-8-5 6039 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  CAS-BOT-BC50306  Packera cana Mrs. H. C. Cantelow 1940-6-2 Modoc 4 mi. W of Alturas on road to Lava Beds National Monument. Comment
  CAS-BOT-BC50350  Packera cana Bruce Bartholomew 1991-6-21 5831 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  UC748198  Packera cana Annie M. Alexander and Louise Kellogg 1946-6-17 4784 Modoc on n side Cedar Pass Road 1767 Comment
  HSC31110  Packera eurycephala R. F. Thorne, C. W. Tilforth 1969-9-5 39150 Modoc Modoc National Forest, Warner Mtns.: near Mill Creek Falls 1753 Comment
  JEPS5949  Packera eurycephala Frances D. Payne 1931-6-11 169 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC726437  Packera eurycephala var. eurycephala A. A. Heller 1941-6-25 16202 Modoc 1.0 mi or more from (w side) foot of Cedar Pass grade (on the Cedarville road) Comment
  UC35941  Packera streptanthifolia Milo S. Baker 1893-7-5 Modoc near Egg Lake Comment
  CAS-BOT-BC190772  Paeonia brownii Bruce Bartholomew; Barrett Anderson 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC190778  Paeonia brownii E. S. Willits 1940-5-4 211 Modoc Willow Ranch. Comment
  UC748209  Paeonia brownii Annie M. Alexander and Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2164 Comment
  CAS-BOT-BC247557  Panicum capillare Louis Cutter Wheeler 1935-9-13 3984 Modoc Fletcher Creek. 1524 Comment
  UC1025046  Panicum capillare Leo Whitney 1935-8-19 3616 Modoc ca 17 mi nw Canby (Badger Wells); Badger Wells Comment
  UCD14405  Panicum capillare Sheryl Gill 1996-9-3 s.n. Modoc At the Tule Lake National Wildlife Refuge - 'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump; 'Captain Jack's Stronghold' GS map quad; 1229 Comment
  UC18066  Paxistima myrsinites Milo S. Baker 1893-6 Modoc Forestdale Comment
  CAS-BOT-BC232315  Pedicularis attollens K. Paulson; Robert Paulson 1989-7-4 168 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2127 Comment
  RSA504630  Pedicularis groenlandica Bruce Bartholomew, B. Anderson 1988-6-24 4341 Modoc Cave Lake, W side of the Warner Mountains. 2130 Comment
  CAS-BOT-BC232306  Pedicularis groenlandica subsp. surrecta Bruce Bartholomew; Barrett Anderson 1988-6-24 4341 Modoc Cave Lake, W side of the Warner Mts.. 2130 Comment
  UC748085  Pedicularis semibarbata Annie M. Alexander and Louise Kellogg 1946-8-8 5120 Modoc near summit of Deep Creek; Warner Mountains Comment
  CAS-BOT-BC232343  Penstemon davidsonii var. davidsonii Bruce Bartholomew 1995-7-31 7104 Modoc E side of the Warner Mts. near crest and just N of the headwaters of the S fork of Davis Creek. 2320 Comment
  CAS-BOT-BC232371  Penstemon deustus var. pedicellatus Annie Montague Alexander; L. Kellogg 1946-6-28 4868 Modoc Pine Creek Canyon, North end of Warner Mountains 1615 Comment
  CAS-BOT-BC232373  Penstemon deustus var. pedicellatus Roxana Stinchfield Ferris; R. Duthie 1919-6-13 100 Modoc Above Parker Creek, Warner Mountains Comment
  HSC1971  Penstemon deustus var. pedicellatus M. T. Milligan 1965-6-30 394 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  JEPS11229  Penstemon deustus var. pedicellatus Milo S. Baker 1894-1 Modoc Egg Lake Comment
  NY591800  Penstemon deustus var. pedicellatus R. M. Austin 07 1898 2363 Modoc Ross Canyon Comment
  NY591816  Penstemon deustus var. pedicellatus B. M. Bartholomew 1990-6-15 5223 Modoc Southwest side of Deer Spring Ridge near the border with Lassen Co. 1720 Comment
  CAS-BOT-BC245531  Penstemon gracilentus Bruce Bartholomew; Barrett Anderson 1988-7-21 4472 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC245533  Penstemon gracilentus Frederick H. Frost 1925-7-25 156 Modoc Eagle Peak, Warner Mountains Comment
  UCR34689  Penstemon gracilentus J. A. Harpel 1981-8-6 V- 44 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UCR80228  Penstemon gracilentus L. C. Wheeler 1935-8-8 3812 Modoc Warner Mtns., North Fork Bidwell Creek 2287 Comment
  CAS-BOT-BC245527  Penstemon humilis var. humilis Mrs. H. C. Cantelow 1935-6-8 982 Modoc N of Canby. Comment
  NY604218  Penstemon janishiae K. Paulson 1988-6-1 21 Modoc Barnes Grade, Crowder Flat Road to Devil's Garden. 1432.6 Comment
  NY604220  Penstemon janishiae H. D. D. Ripley 1944-5-31 5990 Modoc Northwest of Alturas 1371.6 Comment
  SEINET5328793 Image available Penstemon janishiae M. J. Williams, T. Holcom, B. Holcom; L. Saxton 1988-5-28 88- 24 -2 Modoc Grade up to Crowder Flat from Hwy 299, W of Alturas. Top of steep bank by road 1478 Comment
  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
  SJSU7659  Penstemon laetus var. sagittatus R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  LA35157  Penstemon newberryi var. newberryi Mary V. Hood; 1944-6-27 44- 91 k* Modoc Sierra Nevada, Sequoia National Park, Summit Little Baldy 2544 Comment
  CAS-BOT-BC232507  Penstemon roezlii Elmer Ivan Applegate 1932-7-8 7566 Modoc W side of Cowhead Lake. Comment
  CAS-BOT-BC232511  Penstemon roezlii Margaret J. Williams 1988-5-30 88- 26 -7 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CAS-BOT-BC232513  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 mi. NW of Alturas. 1615 Comment
  CAS-BOT-BC232522  Penstemon roezlii Annie Montague Alexander; L. Kellogg 1946-6-12 4740 Modoc Fandango Pass road. 1706 Comment
  CAS-BOT-BC232524  Penstemon roezlii C. C. (Mrs.) Bruce 1891-8-1 68 Modoc Davis Creek. Comment
  CAS-BOT-BC245569  Penstemon roezlii K. Paulson; Robert Paulson 1988-6-11 20 Modoc Barnes Graden, Crowser Flat Rd to Devil's Garden. 1432 Comment
  HSC21011  Penstemon roezlii M. T. Milligan 1964-6-6 14 Modoc N side of Dorris Reservoir along shore 1372 Comment
  NY641741  Penstemon roezlii K. A. Vincent 1987-8-4 4496 Modoc Warner Mountains; along CA 11 ca. 1.5 miles east-southeast of jct. US 395 in Davis Creek 1585.0 Comment
  NY650112  Penstemon roezlii F. W. Pennell 1940-6-7 25278 Modoc Route 299, 4 miles northeast of Adin 1341.1 Comment
  POM260431  Penstemon roezlii C. Leo Hitchcock 1940-5-27 6651 Modoc 9 miles northeast of Alturas. 1402 Comment
  UC1012484  Penstemon roezlii Francis W. Pennell 1940-6-7 25728 Modoc Route 299, 4 mi ne Adin; ne of Adin 1341 Comment
  SBBG27140  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  SEINET5329597 Image available Penstemon roezlii M. J. Williams 1962-7-8 s.n. Modoc Cedar Pass 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
  UC1094750  Penstemon roezlii Francia Chisaki 1956-5-29 863 Modoc 7.1 mi e of the junction of Highway #395 and road to Cedarville ((on the latter road)); road to Cedarville Comment
  CAS-BOT-BC245490  Penstemon rydbergii var. oreocharis Annie Montague Alexander; L. Kellogg 1946-6-30 4874 Modoc Highgrade, W side ridge, N end of Warner Mountains 2377 Comment
  CAS-BOT-BC245502  Penstemon rydbergii var. oreocharis John Thomas Howell 1934-6-12 12022 Modoc Plum Valley. Comment
  CAS-BOT-BC245504  Penstemon rydbergii var. oreocharis Bruce Bartholomew 1991-7-4 5910 Modoc Roney Flat. 1460 Comment
  RSA563317  Penstemon rydbergii var. oreocharis K. Paulson, R. Paulson 1990-7-2 210 Modoc Dismal Swamp, Warner Mtns. Comment
  CAS-BOT-BC245565  Penstemon speciosus Alice Eastwood; John Thomas Howell 1940-6-12 8094 Modoc Jess Valley. Comment
  JEPS11391  Penstemon speciosus Milo S. Baker 1893-7-8 Modoc near Forestdale, sw (Lava beds); , near Forestdale, sw Comment
  CAS-BOT-BC214725  Peraphyllum ramosissimum Bruce Bartholomew; Barrett 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-BC214729  Peraphyllum ramosissimum Leland S. Smith 1920-6-15 1199 Modoc Plateau W of Alturas. 1341 Comment
  JEPS44658  Peraphyllum ramosissimum Frances D. Payne 1932-6-19 557 Modoc 10 mi s Alturas (on road to Likely, Parker Creek); Warner Mountains Comment
  UC1520564  Peraphyllum ramosissimum Dean W. Taylor 1983-6-23 8221 Modoc Highway 139 1310 Comment
  CAS-BOT-BC15705  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1984-7-1 84- 86 -1 Modoc 3.1 mi. N of Hwy 299 on Crowder Flat Road. 1341 Comment
  UC1368490  Perideridia bolanderi subsp. bolanderi R. K. Gierisch and D. H. Esplin 1969-7-15 3542 Modoc Modoc National Forest 1524 Comment
  CHSC39005  Perideridia kelloggii J. D. Jokerst 1983-7-18 1857 Modoc North of Miles Flat west of and adjacent to Road 5500 at its jct. with the center of section. Comment
  CDA13452  Perideridia oregana G. F. Hrusa, T. D. Wilfred 1996-7-21 13299 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  RSA32026  Perideridia oregana A. A. Heller 1941-6-25 16208 Modoc On the plateau south of Big Sage Reservoir northwest of Alturas Comment
  UC726878  Perideridia oregana A. A. Heller 1941-6-25 16208 Modoc plateau s Big Sage Reservoir (nw of Alturas) Comment
  CHSC117289  Persicaria lapathifolia Lowell Ahart; John Dittes 2016-7-14 21189 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC218156  Persicaria maculosa Bruce Bartholomew 1992-8-7 6355 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CHSC107329  Phacelia egena Lowell Ahart; John Dittes 2011-6-21 17521 Modoc About 230 yards west of the fence, uplands south of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC192181  Phacelia glandulifera J. G. Lemmon 2 Modoc Surprise Val. Comment
  SBBG30501  Phacelia hastata D. Myrick 1968-6-20 1967 Modoc Cedar Pass Rd, St Hwy 299, 10 mi E of Alturas 1371 Comment
  CAS-BOT-BC179268  Phacelia hastata subsp. hastata Alice Eastwood; John Thomas Howell 1940-6-13 8174 Modoc Cedarville. Comment
  CAS-BOT-BC248338  Phacelia hastata subsp. hastata B. Bartholomew; H. Sun 2002-6-24 8812 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  CAS-BOT-BC179257  Phacelia hastata subsp. hastata Milo Samuel Baker; Franklin P. Nutting 1894-6-5 s.n. Modoc Big Valley Mts. Comment
  RSA531368  Phacelia hastata subsp. hastata Bruce Bartholomew, B. Anderson 1990-7-20 5527 Modoc 3.4 Km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC180016  Phacelia heterophylla subsp. virgata Lawrence Ray Heckard 1952-6-19 311 Modoc Slope above Cedar Pass. 2011 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
  CAS-BOT-BC180009  Phacelia heterophylla subsp. virgata Frederick H. Frost 1925-7-24 107 Modoc Jess Valley. Comment
  JEPS4035  Phacelia heterophylla subsp. virgata Frances D. Payne 1929-6-22 18 Modoc s and e Alturas; Warner Mountains, Parker Creek Comment
  POM73456  Phacelia heterophylla subsp. virgata Mrs. R. M. Austin 547 Modoc Goose Lake Valley Comment
  JEPS79140  Phacelia humilis L. R. Heckard with R. Bacigalupi 1980-6-11 5242 Modoc about 10 mi ne Alturas; Cedar Pass Campground (US Forest Service) 1889 Comment
  UC619272  Phacelia humilis J. and H. W. Grinnell 1938-6-16 1110 Modoc Cedar Pass Summit Warner Mountains 1935 Comment
  CAS-BOT-BC179972  Phacelia humilis var. humilis M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Camp ground. Comment
  CAS-BOT-BC179974  Phacelia humilis var. humilis Roxana Stinchfield Ferris; R. Duthie 1919-6-13 126 Modoc Parker Creek. 2133 Comment
  RSA531355  Phacelia humilis var. humilis Bruce Bartholomew, B. Anderson 1989-6-2 4839 Modoc Vicinity of Stough Reservoir, Warner Mtns. 1950 Comment
  CAS-BOT-BC179967  Phacelia inundata John Thomas Howell 1934-7-2 12357 Modoc E side of Clear Lake. Comment
  CAS-BOT-BC179954  Phacelia linearis M. M. Hanna 1956-6-7 Modoc Junction Hwy 139 and Glass Mt. Rd. Comment
  CAS-BOT-BC179958  Phacelia linearis L. A. M. Black 1894-7-1 98 Modoc Davis Creek. Comment
  CAS-BOT-BC179942  Phacelia mutabilis Alice Eastwood; John Thomas Howell 1940-6-12 8042 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC179944  Phacelia mutabilis Annie Montague Alexander; L. Kellogg 1946-6-12 4735 Modoc Fandango Pass road. 1676 Comment
  SEINET5506815  Phacelia purpusii M. J. Williams 1968-6-1 s.n. Modoc Warner Mountains, Cedar Pass 1920 Comment
  CAS-BOT-BC179936  Phacelia ramosissima var. ramosissima Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2156 Modoc Cedar Peak. Comment
  UC748445  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1946-6-18 4807 Modoc at base of lava bluff facing Lower Lake Comment
  UC1561067  Phacelia sericea var. sericea Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10443 Modoc cirque headwall above South Emerson Lake; Warner Mountains, Emerson Creek drainage 2560 Comment
  UC764435  Phacelia thermalis Herbert L. Mason 1947-8-9 13481 Modoc Porcupine Valley, on road to Antelope Reservoir Comment
  CHSC113064  Phalaris arundinacea Lowell Ahart; John Dittes 2013-7-24 18925 Modoc On the north side 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. 1262 Comment
  JEPS74043  Phleum alpinum Frances D. Payne 1932-7-21 726 Modoc edge Patterson Lake (e side Mt. Warren); Warner Mountains, , edge of Patterson Lake Comment
  CAS-BOT-BC247596  Phleum pratense Bruce Bartholomew 1989-7-14 4967 Modoc Ca. 8 km NW of Lookout. 1300 Comment
  HSC2313  Phleum pratense M. T. Milligan 1964-7-20 156 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  HSC65546  Phleum pratense Thomas Wood 1979-8-8 203 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  UC1100412  Phleum pratense Herbert L. Mason 1947-8-13 13537 Modoc n Canby (ne side of F reservoir); ne side of F reservoir Comment
  CHSC67575  Phlox caespitosa James D Jokerst 1983-5-31 1812 Modoc Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. 1341 Comment
  CAS-BOT-BC197948  Phlox diffusa Bruce Bartholomew 1991-5-25 5755 Modoc Turner Creek at County Rd. 90, N end of Big Valley, 6.4 km N of Lassen County line. 1230 Comment
  CAS-BOT-BC197952  Phlox diffusa F. Angwin 1946-4-21 s.n. Modoc Stonecoal Canyon near Adin 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
  UC71717  Phlox diffusa Mrs. M. H. Manning 1903-8-27 103 Modoc Mt. Bidwell, ne Modoc County Mt. Bidwell Comment
  UC449711  Phlox diffusa Mrs. R. M. Austin 125 Modoc New Pine Creek Comment
  CAS-BOT-BC197925  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; R. Duthie 1919-6-14 66 Modoc Above Parker Creek, Modoc National Forest boundary. Comment
  CAS-BOT-BC197929  Phlox douglasii subsp. rigida Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16392 Modoc 5 mi. E of Hwy 299 along Cedar Pass road. Comment
  CAS-BOT-BC197936  Phlox douglasii subsp. rigida Bruce Bartholomew 1990-6-16 5264 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  UC1075747  Phlox gracilis Robert J. Weatherby 1955-7-8 1615 Modoc 7 mi n Ft. Bidwell (n Warner Mts.); Warner Mts. 1874 Comment
  UC23594  Phlox gracilis Milo S. Baker 1893-6 Modoc Forestdale Comment
  CAS-BOT-BC197884  Phlox hoodii subsp. canescens Bruce Bartholomew 1993-6-14 6659 Modoc 8.7 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC197892  Phlox hoodii subsp. canescens Barrett Anderson 1986-7-10 3193 Modoc West Warner Rd N of the North Fork of Pine Creek. 1965 Comment
  UCR247926  Phlox hoodii subsp. canescens J. R. Keck Jr., Wright 1991-5-30 PDR 725210 Modoc Tionesta, Modoc National Forest 1311 Comment
  CAS-BOT-BC197894  Phlox hoodii subsp. canescens E. H. Steffen 1917-5-21 6 Modoc West Valley Camp. 1676 Comment
  HSC68923  Phlox hoodii subsp. canescens Gary Schoolcraft 1980-4-17 207 Modoc W of Wade Williams Spring, S of Alturas. 1463 Comment
  UC1602185  Phlox hoodii subsp. canescens Mrs. M. H. Manning 1917-1 Modoc e of Lake City (ridge between Middle and Lower Lakes, ne Cedarville); Cedarville Comment
  HSC17189  Phlox hoodii subsp. lanata M. T. Milligan 1964-4-25 Modoc S of Lower Cummings Reservoir Comment
  CAS-BOT-BC197882  Phlox speciosa Lillian Mott 1976-5-29 12 LM76 Modoc Devils Garden, ca. 12 mi. NW of Alturas on Crowder Flat Road. 1402 Comment
  RSA165573  Phlox stansburyi Clare B. Hardham 1961-6-18 7806 Modoc 3.3 miles southwest of Cedar Pass Road 1372 Comment
  CHSC67095  Phoenicaulis cheiranthoides James D. Jokerst 1987-5-12 2845 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Comment
  HSC95692  Phoenicaulis cheiranthoides Juha Pykala, D. H. Norris 1987-5-27 1120 Modoc Modoc National Forest, 4 mi. from Hwy. 299, Crowder Flat Rd. 1518 Comment
  JEPS90372  Phoenicaulis cheiranthoides Dean W. Taylor 1992-5-8 12559 Modoc ca. 0.5 mi e Moonlite Mines ((Mt. Bidwell 7 1/2' USGS quadrangle, 1990 edition)); Warner Mountains, Mt. Bidwell 2432 Comment
  RSA195450  Phoenicaulis cheiranthoides Elmer I. Applegate 1937-5-13 11088 Modoc Lava Beds National Monument. Gillam Bluff. Comment
Read comments
Apr 23 2013
  UC10761  Phoenicaulis cheiranthoides Mrs. R. M. Austin April, 1894 Modoc Goose Lake Valley Comment
  UC117652  Phoenicaulis cheiranthoides unknown Apr. 1890 465 Modoc Goose Lake Valley Comment
  UCD116138  Phoenicaulis cheiranthoides Alan A. Beetle 1941-6-29 2831 Modoc Near summit of Cedarville Pass. 2118 Comment
  HSC6879  Phoenicaulis cheiranthoides M. T. Milligan 1964-4-25 Modoc 1 mi. up Barns Grade Rd. at stock pens Comment
  RSA0017968  Phoenicaulis cheiranthoides Joan Stewart 2005-6-6 2486 Modoc Stowe Reservoir, Warner Mountains. Comment
  UC1100409  Phragmites australis Herbert L. Mason 1947-8-11 13501 Modoc Highway 81 n of Modoc-Lassen County Line; Highway 81 Comment
  CDA32619  Phragmites australis T. C. Fuller 1957-9-17 341 Modoc Near Eagleville. 0 Comment
  UC1076350  Pinus albicaulis F. H. Frost 1926-7-25 161 Modoc Eagle Peak Warner Mts., Eagle Peak Comment
  CAS-BOT-BC30200  Pinus contorta subsp. murrayana Bruce Bartholomew 1990-8-5 5686 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2400 Comment
  CAS-BOT-BC73241  Pinus contorta subsp. murrayana Elmer I. Applegate 1932-8-2 8100 Modoc Mill Creek Meadows, west slope of Warner Mountains. 2438 Comment
  HSC80917  Pinus jeffreyi G. M. Riegel 1979-9-8 767 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC73018  Pinus monticola W. R. Dudley 1899-8-9 s.n. Modoc Black Butte 1828 Comment
  CHSC109643  Plagiobothrys cusickii Lowell Ahart; John Dittes 2012-7-11 18332 Modoc Vernal pool like areas on the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC107381  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2011-6-22 17540 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  RSA0062307  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 17540 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CAS-BOT-BC58792  Plagiobothrys leptocladus Louis Cutter Wheeler 1935-8-25 3917 Modoc Rim Rock Valley, Devil's Garden. 1524 Comment
  CHSC106335  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2010-8-30 17077 Modoc About 25 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  SD258371  Plagiobothrys salsus R. B. Kelley 2005-6-26 883 Modoc along SR 299; no specific locality data provided Comment
  CAS-BOT-BC58734  Plagiobothrys scouleri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10559 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC58735  Plagiobothrys scouleri John Thomas Howell 1934-6-15 12193 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC58748  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13415 Modoc Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC58749  Plagiobothrys scouleri Louis Cutter Wheeler 1935-8-16 3865 Modoc Dismal Swamp, Modoc National Forest 2225 Comment
  CAS-BOT-BC58751  Plagiobothrys scouleri John Thomas Howell 1934-6-13 12093 Modoc 2.5 mi S of Eagleville. Comment
  CAS-BOT-BC58758  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13415 Modoc Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC58741  Plagiobothrys scouleri Alice Eastwood; John Thomas Howell 1940-6-12 8077 Modoc Between Likely and Jess Valley. 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
  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
  CAS-BOT-BC190748  Plantago major Bruce Bartholomew 1990-8-3 5615 Modoc 8 km E of Likely on road to Jess Valley. Along S Fork of the Pit River. 1420 Comment
  CAS-BOT-BC242216  Platanthera dilatata var. leucostachys Bruce Bartholomew 1990-6-17 5326 Modoc Field redacted by CAS, contact the data manager for more information 1420 Comment
  JEPS86306  Platanthera leucostachys Jack and Betty Guggolz 1988-7-5 981 Modoc west branch of Bidwell Creek North Star Basin Comment
  CAS-BOT-BC242209  Platanthera stricta Bruce Bartholomew 1994-7-2 6823 Modoc Field redacted by CAS, contact the data manager for more information 1910 Comment
  CAS-BOT-BC245402  Plectritis macrocera Roxana Stinchfield Ferris; R. Duthie 1919-6-14 73 Modoc Along Parker Creek, Warner Mountaisn. Comment
  CAS-BOT-BC245404  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-6-3 4887 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CHSC117884  Plectritis macrocera L. P. Janeway 2016-5-16 11984 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09 1573 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
  POM128314  Plectritis macrocera subsp. grayi M. French Gilman 558 Modoc Modoc Co. Mts. 1982 Comment
  CAS-BOT-BC247577  Poa X limosa John Thomas Howell 1934-7-1 12346 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC247624  Poa X limosa John Thomas Howell 1934-7-1 12338 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247586  Poa bulbosa Bruce Bartholomew; Barrett Anderson 1988-5-12 4136 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  CHSC85108  Poa bulbosa John Dittes; Josephine Guardino 1991-6-1 366 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
  UC1132596  Poa bulbosa Leo Whitney 1935-5-29 3129 Modoc Bieber; Bieber Quadrangle Comment
  UCD90686  Poa bulbosa M. V. Maxwell 1930-1 s.n. Modoc Adin. Comment
  UCD90862  Poa compressa August L. Hormay 1932-8-3 s.n. Modoc Modoc National Forest. Buck Creek Ranger Station. Front lawn. Comment
  UCD90917  Poa cusickii L. Whitney 1935-5-26 3141 Modoc Ash Creek, 10 miles E of Adin. Comment
  CAS-BOT-BC247622  Poa leptocoma Elmer Ivan Applegate 1932-8-2 8084 Modoc Mill Creek Meadows, Warner Mts. 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
  SBBG672  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 mi E of Alturas, rd to Cedarville Pass 1371 Comment
  CAS-BOT-BC247611  Poa pratensis subsp. pratensis Bruce Bartholomew; Barrett Anderson 1988-7-21 4467 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UCD90460  Poa secunda L. Whitney 1935-5-19 s.n. Modoc Near Hackamore. Comment
  UCD90463  Poa secunda E. Wilson 1935-5-15 s.n. Modoc 20 miles W of Alturas. Comment
  CAS-BOT-BC247607  Poa secunda subsp. secunda John Thomas Howell 1934-7-1 12342 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247659  Poa secunda subsp. secunda Isabel T. Kelly 1930-1-1 60 Modoc Modoc County. Comment
  UC1024879  Poa secunda subsp. secunda Leo Whitney 1935-5-29 3144 Modoc ca 18 mi wnw Canby (Hole-in-the-rock) Comment
  CAS-BOT-BC247655  Poa wheeleri Bruce Bartholomew 1990-8-4 5644 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  CAS-BOT-BC252518  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5464 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-BC252521  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5544 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  CAS-BOT-BC252523  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1988-6-24 4296 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC179355  Pogogyne floribunda James D. Jokerst 1987-6-23 2932 Modoc W of Dirt Road ca. 1.3 mi. SE of Doublehead Lake and 2/3 mi. NW of Lone Pine Lake. Comment
  CHSC67514  Pogogyne floribunda J. D. Jokerst 1986-8-11 2762 Modoc Of the center of T45N R07E S20 NE1/4. Modoc National Forest, Devils Garden Ranger District (south of Clear Lake). About 1.2 miles WNW of Rim Rock Lake, S of Doublehead Mountain. Comment
  RSA551272  Pogogyne floribunda Bruce Bartholomew 1991-7-5 5932 Modoc Cow Head Tank, 6 km NW of Dorris Brothers Reservoir. 1520 Comment
  JEPS13810  Polanisia dodecandra subsp. trachysperma L. S. Smith 1918-9-25 1057 Modoc Granger Canyon , Granger Canyon (Surprise Valley Foothills) 1371 Comment
  NY963446  Polemonium micranthum B. M. Bartholomew 1993-5-10 6474 Modoc 1.9 km northeast of Fee Reservoir Road on Barrel Spirng Road, north end of Surprise Valley 1670 Comment
  UC23985  Polemonium micranthum Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  UC176043  Polemonium micranthum B. C. Goldsmith 1912-5-1 Modoc Alturas 1371 Comment
  JEPS13799  Polyctenium fremontii L. S. Smith June 1924 1230 Modoc Happy Camp 1371 Comment
  CAS-BOT-BC58321  Polyctenium fremontii var. fremontii Bruce Bartholomew 1991-5-24 5739 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  JEPS121234  Polygonum Lowell Ahart, John Dittes 2013-7-24 18911 Modoc On the S side of a levee road, N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA601449  Polygonum amphibium var. stipulaceum Louis C. Wheeler 1935-8-14 3845 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  OBI70870  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc Modoc Plateau: 1 mi NW of Mud lake, Devil's Garden 1524 Comment
  JEPS91068  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10486 Modoc Warner Mountains, bed of Snake Lake Snake Lake; Warner Mountains, bed of Snake Lake 1569 Comment
  CAS-BOT-BC218138  Polygonum douglasii John Thomas Howell 1934-6-11 11975 Modoc Parker Creek. 1584 Comment
  UC466034  Polygonum douglasii subsp. douglasii Mrs. R. M. Austin July 1890 431 Modoc Goose Lake Valley Comment
  JEPS4016  Polygonum douglasii subsp. douglasii Frances D. Payne 1935-7-6 784 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  NY323762  Polygonum esotericum L. C. Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devil's Garden; (Mt. Diablo Mer.) 1524.0 Comment
  SEINET11929437  Polygonum kelloggii Unknown 1940-1 40494 Modoc Comment
  CDA15889  Polygonum lapathifolium J. DiTomaso 2000-7-25 s.n. Modoc Modoc Plateau; Along Eastside Canal, 1/4 mi. W of US Hwy 395 off Jones Lane, and 1/2 mi. S of southern tip of Modoc National Wildlife Refuge. 1371 Comment
  CDA22825  Polygonum lapathifolium T. C. Fuller 1958-8-12 2070 Modoc Corporation Ranch, Likely. 0 Comment
  UCR67027  Polygonum pensylvanicum George K. Helmkamp 1990-9-23 J- 18 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  POM104438  Polygonum persicaria R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. 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
  UC6711  Polygonum polygaloides subsp. confertiflorum Mrs. R. M. Austin June, 1894 Modoc lava beds w Willow Creek Comment
Read comments
Jul 6 2010
  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
  UC711873  Polygonum polygaloides subsp. kelloggii Roxana S. Ferris and Laura Lorraine 1941-8-13 10553 Modoc Patterson Ranger Station Warner Mountains, Modoc National Forest, East Creek Drainage 2164 Comment
  UC711901  Polygonum sawatchense subsp. oblivium Roxana S. Ferris and Laura Lorraine 1941-8-13 10536 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  CAS-BOT-BC218120  Polygonum sawatchense subsp. sawatchense Arnold Tiehm 1984-6-30 8841 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie 1828 Comment
  CAS-BOT-BC420162  Polygonum sawatchense subsp. sawatchense Ira L. Wiggins; Dorothy B. Wiggins 1961-6-15 16507 Modoc 16 mi. W of Canby, along Calif. St. Highway 139 Comment
  CAS-BOT-BC218146  Polygonum spergulariiforme John Thomas Howell 1934-7-1 12326 Modoc Duncan Horse Camp. 1355 Comment
  HSC41123  Polygonum spergulariiforme Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3247 Modoc Modoc National Forest; along Hwy. 299 just NW of Andin Pass 1524 Comment
  CAS-BOT-BC225100  Populus tremuloides Elmer Ivan Applegate 1929-6-25 5902 Modoc Cottonwood Creek, east side of Goose Lake. Comment
  JEPS48052  Populus tremuloides Frances D. Payne 1931-7-5 326 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC1058201  Porterella carnosula Calvin McMillan 1949-6-16 1534 Modoc marsh three mi s Crowder Flat (about seven mi s of the Oregon border, in n central Modoc County); s of Crowder Flat Comment
  CAS-BOT-BC267120  Potamogeton Milo S. Baker 1999-8-5 3660 b Modoc Fall River near [unreadable] Comment
  POM313001  Potamogeton epihydrus var. epihydrus Verne Grant, Irving Schneider 1947-7-21 8127 Modoc N Fork of Pit River by bridge on Hwy 395, N of Alturas. Comment
  UC1100081  Potamogeton filiformis var. alpinus Verne Grant, Irving Schneider 1947-7-20 8095 Modoc n of Likely (s loop of westside road by irrigation ditch); Pit Valley Comment
  POM208870  Potamogeton foliosus subsp. fibrillosus Milo S. Baker 1899-8-24 s.n. Modoc Carmichael s Mill, Big Valley Comment
  POM208869  Potamogeton gramineus Milo S. Baker 1899-8-18 s.n. Modoc Little Hot Spring Valley Comment
  UCD138281  Potamogeton gramineus Calvin McMillan; Malcolm A. Nobs 1949-6-16 788 Modoc Dry Valley Reservoir, 33 miles NNW of Alturas. Comment
  UCSC001853  Potamogeton natans M. S. Baker 1899-8-18 s.n. Modoc pond Little Hotsprings Valley Little Hotsprings Valley Comment
  POM313006  Potamogeton nodosus Verne Grant, Irving Schneider 1947-7-21 8124 Modoc N Fork of Pit River by bridge on Hwy 395, N of Alturas. Comment
  UC441345  Potamogeton nodosus Milo S. Baker 1899-8-24 Modoc in Pit River (at lookout) Comment
  CAS-BOT-BC332736  Potamogeton nodosus R. F. Thorne; Larry E. DeBuhr 1975-8-22 46967 Modoc Ca. 3.4 miles N of Alturas at bridge over North Fork of Pit River 1341 Comment
  UC1100065  Potamogeton nodosus Verne Grant, Irving Schneider 1947-7-21 8111 Modoc North Fork of Pit River (1/4 mi mi upstream from confluence with South Fork, by Alturas) Comment
  UC1100066  Potamogeton nodosus Verne Grant, Irving Schneider 1947-7-20 8091 Modoc on road from Alturas to Dorris Reservoir Comment
  UC1099835  Potamogeton pectinatus Herbert L. Mason 1947-8-16 13564 Modoc Stronghold, Northern Modoc County Stronghold Comment
  CAS-BOT-BC242268  Potamogeton zosteriformis J. Stokes 1939-7-19 s.n. Modoc Pit River near Canby. Comment
  SEINET6635678  Potentilla anserina subsp. anserina G. Schoolcraft, B. Bartholomew 1998-6-5 2728 Modoc Approx 2 mi E. of Eagleville on N. side of road 1366 Comment
  CAS-BOT-BC214748  Potentilla breweri Annie Montague Alexander; L. Kellogg 1946-6-30 4872 Modoc Highgrade, W side of ridge, N end of Warner Mts. 2377 Comment
  UC519032  Potentilla breweri Elmer I. Applegate 1932-8-1 8025 Modoc just s Warren Peak (high summit of the Warner Mountains); Warner Mountains, just s of Warren Peak Comment
  JEPS47227 Image available Potentilla breweri Frances D. Payne 1931-6-29 286 A Modoc s Mosquito Lake (e slope of Mt. Warren); Warner Mts., e slope of Mt. Warren 2133 Comment
  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
  UC639573  Potentilla fruticosa Frances D. Payne 1931-6-22 300 Modoc s slope Owl Creek Owl Creek; Warner Mountains, s slope Owl Creek 2133 Comment
  CAS-BOT-BC214774  Potentilla gracilis Bruce Bartholomew 1990-6-18 5387 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC214778  Potentilla gracilis John Thomas Howell 1934-7-1 12303 Modoc Duncan Horse Camp. 1355 Comment
  UC748061  Potentilla gracilis var. fastigiata Annie M. Alexander and Louise Kellogg 1946-6-12 4732 Modoc Fort Bidwell 1444 Comment
  UC748394  Potentilla millefolia Annie M. Alexander and Louise Kellogg 1946-6-18 4799 Modoc Silver Creek branch of Patterson Mill Road 1828 Comment
  CAS-BOT-BC143310  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc Near west end of Clear Lake Comment
  UC1540168  Potentilla newberryi Dean W. Taylor 1987-8-9 9279 Modoc Northeastern California 1371 Comment
  UC545665  Potentilla newberryi John Thomas Howell 1934-7-2 12359 Modoc e side Clear Lake; e side of Clear Lake Comment
  POM312885  Potentilla rivalis H. L. Mason 1947-8-13 13518 Modoc Northeast side of 'F' reservoir, north of Canby Comment
  POM70066  Prunella vulgaris var. lanceolata Mrs. R. M. Austin 1895-07 443 Modoc Goose Lake Valley. 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
  UCD113166  Prunus andersonii Louis C. Wheeler 1935-8-6 3797 Modoc town of Pine Creek. 1493 Comment
  CAS-BOT-BC214806  Prunus emarginata Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10597 Modoc 5 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts., Modoc National Forest Comment
  JEPS44710  Prunus emarginata Frances D. Payne 1929-6-23 19 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  JEPS44934  Prunus emarginata W. L. Jepson 1918-8-6 7837 Modoc Summit Fandango Pass Fandango Pass; Warner Mountains, Fandango Pass 1859 Comment
  UC1548049  Prunus emarginata H. and H. Doppelbaur 1965-8-20 15694 Modoc Davis Creek n of Alturas; Davis Creek Comment
  UC711818  Prunus emarginata Roxana S. Ferris and Laura Lorraine 1941-8-14 10597 Modoc 5 mi from Patterson Ranger Station (on road to Eagleville, Warner Mountains, Modoc National Forest); Warner Mountains, Modoc National Forest Comment
  CAS-BOT-BC214815  Prunus subcordata Elmer Ivan Applegate 1932-8-6 8205 Modoc Near Cedarville, Surprise Valley. Comment
  CAS-BOT-BC214819  Prunus subcordata Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8388 Modoc Ft. Bidwell site 0.5 mi. NW of town. 1377 Comment
  RSA520468  Prunus subcordata K. Paulson, R. Paulson 1989-5-8 104 Modoc Howard's Gulch. Along Hwy 139. 1372 Comment
  UC62227  Prunus subcordata Mrs. M. H. Manning 1904-9-1 2 Modoc Alturas Comment
  UC62231  Prunus subcordata Mrs. M. H. Manning Sept. 1904 1 Modoc Alturas Comment
  UC711842  Prunus subcordata Roxana S. Ferris and Laura Lorraine 1941-8-14 10621 Modoc Summit of Fandago Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains 1889 Comment
  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-BC225008  Prunus virginiana var. demissa K. Paulson; Robert Paulson 1988-5-22 3 Modoc Boles Creek, Devil's Garden. 1402 Comment
  CAS-BOT-BC225010  Prunus virginiana var. demissa A. D. Borden 1911-6-15 s.n. Modoc S slope of Shields Creek. 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
  UC12725  Prunus virginiana var. demissa Milo S. Baker 1893-6-15 Modoc Comment
  JEPS126493  Pseudoroegneria spicata Jennifer Mueller July 18-25, 2016 CA 370 -232 Modoc Take county road 27 up Granger Canyon. Comment
  SBBG423  Pseudoroegneria spicata A. A. Beetle 1941-6-29 2828 Modoc near summit of Cedar (Cedarville) Pass 2118 Comment
  UCD91488  Pseudoroegneria spicata A. A. Beetle 1941-6-29 2828 Modoc Near summit of Cedarville Pass. 2118 Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD91521  Pseudoroegneria spicata L. Whitney 1935-8-3 s.n. Modoc Hackamore. Comment
  CAS-BOT-BC95231  Pseudostellaria jamesiana Bruce Bartholomew; Barrett Anderson 1988-7-21 4455 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UC853137  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 mi ne Alturas 1615 Comment
  CAS-BOT-BC30159  Pseudotsuga menziesii var. menziesii Belknap C. Goldsmith 1912-7-5 63 Modoc Widow Valley, 15 mi. W of Lookout, Big Valley. 1402 Comment
  RSA323626  Psilocarphus brevissimus A. Tiehm 1984-7-30 8831 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1616 Comment
  CHSC107373  Psilocarphus oregonus Lowell Ahart; John Dittes 2011-6-22 17552 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  UC21685  Pterospora andromedea Milo S. Baker 1893-6 Modoc Comment
  CHSC112684  Puccinellia lemmonii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18763 Modoc Meadow, about 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SEINET230258 Image available Puccinellia lemmonii Arnold Tiehm, Gary Schoolcraft; Jan Nachlinger 1984-6-24 8799 Modoc Surprise Valley east side of Middle Alkali Lake east of Cedarville. 1356 Comment
  UCD35723  Purshia tridentata Beecher Crampton 1960-6-17 5681 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  CAS-BOT-BC218235  Purshia tridentata var. tridentata F. Angwin 1946-4-25 Modoc Adin. 1371 Comment
  CAS-BOT-BC218239  Purshia tridentata var. tridentata Elmer Ivan Applegate 1932-8-5 8185 Modoc Arid S slope of Cedar Mountain, Warner Mts. Comment
  HSC17976  Pyrola dentata M. T. Milligan 1966-8-11 646 Modoc E of Jess Valley 1768 Comment
  CAS-BOT-BC95692  Pyrola picta Bruce Bartholomew 1994-8-22 6870 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2350 Comment
  SEINET195664  Pyrola picta Unknown 1946-8-8 5119 Modoc Seen at the end of the Portal Reservation Road. Deep Creek Canyon. Warner Mountains Comment
  SEINET5644361  Quercus kelloggii Christopher Davidson 1975-6-4 2626 Modoc 0.7 mi E of Upper Rush Cr. Camp on dirt rd off Hwy 299 ca. 7 mi N of Adin. Left side of rd, several meters below a roadside seepage area. 5400 ft. elevation.; 0 1645 Comment
  CAS-BOT-BC50364  Raillardella argentea Bruce Bartholomew 1992-8-8 6372 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  HSC67928  Raillardella argentea J. P. Smith, J. O. Sawyer 1973-8-8 7234 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC217300  Ranunculus alismifolius Bruce Bartholomew 1992-5-15 6303 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  CHSC37773  Ranunculus andersonii N. Prouty 1980-6-9 184 Modoc Sheep Rock Timber Sale. 2072 Comment
  CAS-BOT-BC217261  Ranunculus aquatilis K. Paulson; Robert Paulson 1990-7-21 215 Modoc Patterson Meadow, Warner Mts. Comment
  CAS-BOT-BC379166  Ranunculus aquatilis var. aquatilis Alice Eastwood 1925-5-19 12629 Modoc Potter Valley Comment
  JEPS60659  Ranunculus aquatilis var. capillaceus Frances D. Payne 1929-7-26 124 Modoc 2 mi sw Warren Mt. (se Modoc Co., pond outlet); Pine Creek Basin 2133 Comment
  UC1537636  Ranunculus aquatilis var. capillaceus Gordon H. True 1939-6-25 1011 Modoc nw Alturas; Boles Meadow Comment
  CAS-BOT-BC217270  Ranunculus aquatilis var. diffusus Bruce Bartholomew; Barrett Anderson 1988-5-14 4208 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CHSC99768  Ranunculus aquatilis var. diffusus Lowell Ahart; John Dittes 2008-6-21 14989 Modoc In the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UCD95857  Ranunculus aquatilis var. diffusus Herbert L. Mason; Verne Grant 1947-7-11 13370 Modoc by Jones' Lane, off Highway 395, south of Alturas. Comment
  RSA149142  Ranunculus aquatilis var. hispidulus I. L. Wiggins, Dorothy B. Wiggins 1961-6-15 16519 Modoc 11 miles W of Canby along Hwy 139 Comment
  RSA0005406  Ranunculus austinae R. M. Austin 1894-1 s.n. Modoc Crevices, high bluff of lava rock east of Willow Creek Valley. Comment
  CAS-BOT-BC217235  Ranunculus cymbalaria Bruce Bartholomew 1989-7-14 4939 Modoc Stone Coal Valley, 2 km W of State Hwy 299. 1340 Comment
  UC634961  Ranunculus cymbalaria var. saximontanus F. H. Frost 1925-7-11 9 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  RSA84866  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1926-6-26 6906 Modoc Alturas to Canby Comment
  CAS-BOT-BC217239  Ranunculus flabellaris Alice Eastwood; John Thomas Howell 1940-6-12 8080 Modoc Jess Valley. Comment
  UC71611  Ranunculus flabellaris Mrs. M. H. Manning 1903-5-8 126 Modoc swamp near Alkali Lake (ne Modoc Co.) Comment
  CAS-BOT-BC217250  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew; Barrett Anderson 1988-5-13 4154 Modoc Along Parker Creek Road, 0.5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mts.. 1650 Comment
  OBI48153  Ranunculus macounii Rhonda Riggins 1989-4-28 1672 Modoc 0.3 mi W West Warner Rd on Parker Crk rd, W side Warner Mts. T41N, R14E, sec 27 Comment
  SJSU10628  Ranunculus occidentalis H. L. Buckalew 1961-6-22 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 1981 Comment
  HSC18161  Ranunculus occidentalis var. occidentalis M. T. Milligan 1966-5-14 618 Modoc Plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC217187  Ranunculus orthorhynchus var. orthorhynchus Bruce Bartholomew 1992-5-17 6342 Modoc S side of White Horse Flat Reservoir in the vicinity of McArthur Cow Camp. 1390 Comment
  UC72750  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker Modoc Forestdale Comment
  JEPS55150  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker 1893-6-27 Modoc Comment
  CAS-BOT-BC217197  Ranunculus sceleratus var. multifidus C. C. (Mrs.) Bruce 1897-6-1 486 Modoc Fletcher Creek, Goose Lake. 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
  CDA3491  Ranunculus testiculatus Loring White 1971-5-26 Modoc R. Bunyard ranch, 1.5 miles northeast of Cedarville. 0 Comment
  UC420725  Rhamnus rubra Franklin P. Nutting 1920-8-1 Modoc Big Valley Mts. Comment
  SEINET13946370 Image available Rhamnus rubra E. K. Balls, P. C. Everett 1952-1 18156 Modoc .3 mi SE of crest of Fandango Pass, Warner Mts., Alt. 6000 ft. Comment
  CAS-BOT-BC58197  Rhododendron columbianum Elmer I. Applegate 1932-8-6 8210 Modoc Just above Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC95677  Rhododendron columbianum K. Paulson; Robert Paulson 1989-7-14 189 Modoc Vicinity of Bell Mine, N end of the Warner Mts. 2217 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
  POM141887  Ribes aureum M. S. Baker 1893-1 117 Modoc Egg Lake Comment
  RSA520369  Ribes aureum Bruce Bartholomew, B. Anderson 1989-4-29 4703 Modoc Sand Creek east side of Surprise valley, ca. 10 km east of Cedarville. 1400 Comment
  UC1191523  Ribes aureum Verne Grant, Irving Schneider 1947-7-22 8157 Modoc 1 mi nw Highway 395 (on road leading to s end of Goose Lake, meadow at headwaters of river); North Fork of Pit River Comment
  UCD102110  Ribes aureum Verne Grant; Irving Schneider 1947-7-22 8157 Modoc at headwaters of North Fork of Pit River, one mile northwest of Highway 395, on dirt road leading to south end of Goose Lake. Comment
  UCD35235  Ribes aureum Beecher Crampton; with Carl Rimbey 1954-7-8 2186 Modoc 12 miles east of Likely, canyon of the South Fork of the Pit River. Comment
  RSA97473  Ribes aureum Beecher Crampton, M. Bourell 1954-7-8 2186 Modoc Canyon of the South fork of the Pit River, 12 miles East of Likely. Comment
  JEPS49276  Ribes aureum var. gracillimum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  UC75442  Ribes californicum Milo S. Baker 1898-4-20 627 Modoc Taylor Mt. Comment
  NY454991  Ribes cereum K. Paulson 1989-6-14 135 Modoc Ca. 1.5 miles northeast of Cedar Pass, Warner Mountains 1905.0 Comment
  UC1035991  Ribes cereum Helen K. Sharsmith 1955-6-25 4504 Modoc on trail to Mill Creek Falls and Clear Lake; Warner Mountains, Modoc National Forest 1752 Comment
  SEINET13942380 Image available Ribes cereum E. K Balls 1950-1 14654 Modoc Modoc National Forest; hillsides N of Bucks Creek Ranger Station, E of Goose Lake 1859 Comment
  SEINET7717539  Ribes glutinosum Unknown Modoc Warner Mountain Comment
  UC71793  Ribes inerme var. inerme Mrs. M. H. Manning 1903-1 96 Modoc Warner River Comment
  RSA0021946  Ribes montigenum Elmer I. Applegate 1932-8-3 8122 Modoc Dry, rocky summit of Warner Mountains just north of Eagle Peak. Comment
  UC11478  Ribes roezlii var. roezlii Milo S. Baker 1893-6-12 Modoc Comment
  CAS-BOT-BC225926  Ribes velutinum Elmer Ivan Applegate 1929-7-29 6087 Modoc Clear Lake. Comment
  UC75448  Ribes velutinum Milo S. Baker 1893-1 Modoc Egg Lake Comment
  CAS-BOT-BC225935  Ribes viscosissimum Annie Montague Alexander; L. Kellogg 1946-7-1 4894 Modoc One-half mile S of Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC225939  Ribes viscosissimum Francis Dorris Payne 1929-7-7 50 Modoc Pine Creek Basin. 2133 Comment
  CAS-BOT-BC225940  Ribes viscosissimum Bruce Bartholomew 1994-5-28 6720 Modoc Between Cold Spring and Cottonwood Flat, W side of Warner Mts. 1880 Comment
  JEPS43510  Ribes viscosissimum Frances D. Payne 1929-7-7 50 Modoc 2 mi sw Mt. Warren; Warner Mts., Pine Creek Basin 2133 Comment
  SEINET182274 Image available Ribes viscosissimum L. C. Wheeler 1935-8-14 3850 Modoc Warner Mountains; Lily Lake Pine Creek 2073 Comment
  SEINET256218 Image available Ribes viscosissimum M. J. Williams 1984-6-29 84- 71 -3 Modoc West side of the Warner Mountains Lily Lake 2073 Comment
  RSA0020905  Ribes viscosissimum K. Paulson, R. Paulson 1989-6-21 145 Modoc Pine Creek Basin, W side of the Warner Mountains. 2110 Comment
  RSA0020906  Ribes viscosissimum Louis C. Wheeler 1935-8-14 3850 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  RSA0020907  Ribes viscosissimum I. L. Wiggins, Dorothy Wiggins 1961-6-14 16482 Modoc 2.8 mi. S of Lassen Creek campground, along road to Davis Creek, Warner Mountains. Comment
  CAS-BOT-BC50329  Rigiopappus leptocladus Bruce Bartholomew; Barrett Anderson 1989-6-3 4867 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC50367  Rigiopappus leptocladus Bruce Bartholomew 1992-5-17 6349 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 Comment
  UC35863  Rigiopappus leptocladus Mrs. R. M. Austin June 1894 Modoc near Emigrant Springs; Lava Beds Comment
Read comments
May 28 2006
  JEPS53835  Rorippa W. L. Jepson 1918-8-7 7902 Modoc North Fork Bidwell Creek Mt. Bidwell, North Fork Bidwell Creek 1828 Comment
  UC117554  Rorippa Mrs. R. M. Austin Sept. 1894 275 Modoc Cedarville Canyon Comment
  UC1537632  Rorippa Gordon H. True Jr. 1939-7-21 1030 Modoc Jack Swamp Comment
  CDA3843  Rorippa austriaca G. D. Barbe 1985-8-29 4251 Modoc East of the railroad crossing and the Eastside Canal; Corporation Ranch north of Likely. 0 Comment
  CAS-BOT-BC58413  Rorippa curvisiliqua John Thomas Howell 1934-6-30 12296 Modoc Duncan Horse Camp. 1355 Comment
  HSC6900  Rorippa curvisiliqua M. T. Milligan 1966-7-27 590 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC58455  Rorippa nasturtium-aquaticum Bruce Bartholomew; Barrett Anderson 1988-7-22 4549 Modoc Stough Reservoir between Alturas and Cedarville, Warner Mts.. 2000 Comment
  UC1191428  Rorippa nasturtium-aquaticum Verne Grant and Irving Schneider 1947-7-22 8154 Modoc one mi nw of Highway 395 on dirt road leading to s end Goose Lake (headwaters North Fork Pit River); , s end Goose Lake Comment
  UCD115380  Rorippa sinuata Carl Rimbey 1955-6-15 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC497201  Rosa John H. Hatton 1911-6-17 121 Modoc Modoc Forest, near Pitt River Bridge 1219 Comment
  HSC19625  Rosa gymnocarpa M. G. Burgoyne 1962-4-17 1002 Modoc 12 mi. N of Cedarville on valley rd. 1372 Comment
  CAS-BOT-BC218250  Rosa woodsii var. ultramontana Mrs. H. C. Cantelow 1940-6-1 4322 Modoc E slope Warner Mts., Cedar Pass Road. Comment
  CAS-BOT-BC218261  Rosa woodsii var. ultramontana C. C. (Mrs.) Bruce 1894-7-1 65 Modoc Davis Creek. Comment
  JEPS47233  Rosa woodsii var. ultramontana Frances D. Payne 1931-6-20 207 Modoc s and e Alturas (along streams); Warner Mountains, Parker Creek 1584 Comment
  UC1075761  Rosa woodsii var. ultramontana Robert J. Weatherby 1955-7-8 1627 Modoc 5 mi n Ft. Bidwell; no. Warner Mts. 1783 Comment
  CAS-BOT-BC497306  Rosa woodsii var. ultramontana B. Bartholomew 1990-6-17 5284 Modoc Surprise Valley, SW side of Lower Alkali Lake, 1.0 km N of Lassen County border 1370 Comment
  UC12970  Rubus parviflorus Baker and Nutting Modoc Comment
  CAS-BOT-BC211341  Rumex crispus Bruce Bartholomew 1991-6-21 5827 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  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-BC211343  Rumex lacustris Bruce Bartholomew; Barrett Anderson 1990-7-21 5573 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  JEPS17728  Rumex maritimus Rimo Bacigalupi with G. T. Robbins 1955-7-20 5390 Modoc 4 mi s Cedarville (on w edge of Surprise Valley); Surprise Valley 1463 Comment
  NY413155  Rumex maritimus var. fueginus H. L. Mason 1947-7-11 13362 Modoc Irrigation ditch on Highway 395, 5 miles south of Alturas Comment
  CAS-BOT-BC211306  Rumex occidentalis Bruce Bartholomew 1994-7-1 6769 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  JEPS58031  Rumex salicifolius var. lacustris Frances D. Payne 1933-8-6 773 Modoc 2 mi sw Warren Mt. (se Modoc County); Pine Creek Basin 2316 Comment
  CHSC117496  Rumex triangulivalvis Lowell Ahart; John Dittes 2016-7-14 21193 Modoc West 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
  RSA603489  Salix Louis C. Wheeler 1935-8-13 3832 Modoc Warner Mountains: Barnes Creek. Mt. Diablo Mer. 2287 Comment
  SEINET10734771  Salix Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 930 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  CAS-BOT-BC225112  Salix bebbiana A. D. Borden 1911-5-21 s.n. Modoc SE shore of Goose Lake Comment
  CAS-BOT-BC225114  Salix boothii Francis Dorris Payne 1932-7-21 729 Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.), Warner Mts., E of Alturas Comment
  CAS-BOT-BC225118  Salix boothii Belknap C. Goldsmith 1910-8-11 19 Modoc Summit of Warner Mts, near Oregon-California line. 2194 Comment
  CAS-BOT-BC225121  Salix boothii Annie Montague Alexander; L. Kellogg 1946-6-25 4827 Modoc Dismal Swamp, N end of Warner Mountains. 2255 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
  SD968  Salix boothii Frances D. Payne 1931-7-7 331 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas, along creek 2280 Comment
  CAS-BOT-BC225756  Salix eastwoodiae Francis Dorris Payne 1931-6-25 275 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  JEPS14855  Salix eastwoodiae Frances D. Payne 1931-7-8 277 Modoc Pine Creek Basin; Warner Mts. 2316 Comment
  SBBG28812  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  SD965  Salix eastwoodiae Frances D. Payne 1931-7-8 177 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas, wet flat near spring, creek 2280 Comment
  UC433176  Salix eastwoodiae Belknap C. Goldsmith 1911-5-21 25 Modoc e shore Goose Lake; Modoc Forest Comment
  CHSC100434  Salix exigua Lowell Ahart; John Dittes 2008-8-25 15310 Modoc On the east bank of the Pit River (flood plain), about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  JEPS14860  Salix exigua Frances D. Payne 1931-6-10 139 Modoc Parker Creek Warner Mts. 1584 Comment
  NY187444  Salix exigua F. D. Payne 1931-6-30 488 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
  HSC30067  Salix geyeriana D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19344 Modoc Near Mill Creek, S Warner Wilderness Area Comment
  NY187672  Salix lasiandra var. lancifolia N. F. Bracelin 1931-6-30 490 Modoc Parker Creek, 20 km east of Alturas 1560 Comment
  CAS-BOT-BC197560  Salix lasiandra var. lasiandra Elmer Ivan Applegate 1936-5-22 10350 Modoc Lava Beds National Monument. Shoreline near and W of Stronghold. Comment
  SJSU260  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin & F. D. Payne 1931-6-30 Modoc S of Payne Ranch,Parker Cr, 20 km E of Alturas 1554 Comment
  RSA5668  Salix lasiolepis H. P. Bracelin 1931-6-29 487 Modoc Halfway between Adin and Canby 1350 Comment
  UC481926  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC197553  Salix lasiolepis var. lasiolepis H. P. Bracelin 1934-6-16 825 Modoc Rush Creek Bridge, 5 mi. N of Adin. Comment
  POM229223  Salix lemmonii Louis C. Wheeler 1935-8-3 3760 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC481850  Salix lemmonii Frances D. Payne 1931-6-25 278 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482350  Salix lemmonii Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 496 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  CAS-BOT-BC229678  Salix lutea H. P. Bracelin; Francis Dorris Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  LA208847  Salix lutea Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 499 Modoc Parker Creek, 20 km. E of Alturas; meadow S of Payne Ranch 1560.0 Comment
  SBBG29031  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
  UC481796  Salix lutea Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 499 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch); Parker Creek 1560 Comment
  CAS-BOT-BC229847  Salix melanopsis H. P. Bracelin; Francis Dorris Payne 1931-6-30 491 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  UC481941  Salix melanopsis Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 491 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  HSC80730  Salix scouleriana G. M. Riegel 1980-8-27 1112 Modoc S Warner Mtns. 2100 Comment
  UC481843  Salix scouleriana Frances D. Payne 1931-6-10 138 Modoc Parker Creek Warner Mts., Parker Creek 1560 Comment
  UC481853  Salix scouleriana Frances D. Payne 1931-6-22 283 Modoc government trail from summit of Grainger Pass to Mt. Warren 2100 Comment
  CHSC34511  Salsola tragus J. D. Prouty 1980-8-9 1150 Modoc Ca. 2 mi e of Cedarville, n side of Rd 299 as it intersects w margin of Middle Alkali Lake. Comment
  SEINET5343721  Salvia aethiopis M. J. Williams 1984-6-29 84- 70 -1 Modoc North of Alturas on Hwy 395 almost to Oregon border 1433 Comment
  UCD125444  Salvia aethiopis John C. Hays 1947-6-1 s.n. Modoc Joseph Creek, on W.A. Carlsberg Ranch. Comment
  RSA59359  Salvia dorrii subsp. dorrii E. K. Balls 1950-5-21 14819 Modoc Opposite South Fork Public Camp, South Fork Pit River, on slopes 150 ft. above camp 1479 Comment
  RSA233754  Sambucus caerulea R. F. Thorne, C. W. Tilforth 1969-9-5 39141 a Modoc Canyon near junction of South Fork of Pit River and outlet stream from West Valley Reservoir 5 miles east of Likely 1372 Comment
  CAS-BOT-BC238786  Sambucus nigra subsp. caerulea Alice Eastwood; John Thomas Howell 1940-6-12 8054 Modoc Between Likely and Jess Valley Comment
  CAS-BOT-BC225031  Sanguisorba annua Alice Eastwood; John Thomas Howell 1940-6-13 8113 Modoc Surprise Valley. Comment
  UC1191507  Sanguisorba annua Herbert L. Mason and Verne Grant 1947-7-13 13443 Modoc Joseph Creek on Hwy 395 n of Davis Creek (e side Goose Lake) (near roadside); e side Goose Lake, Joseph Creek Comment
  NY1101598  Sanicula graveolens B. M. Bartholomew 1990-7-20 5532 Modoc 3.4 km northwest of Tamarack Flat, east side of Warner Mountains 2130 Comment
  UC21361  Sanicula graveolens Milo S. Baker 1893-6 Modoc in Modoc County Modoc County Comment
  CAS-BOT-BC95238  Saponaria officinalis Bruce Bartholomew 1989-8-12 5136 Modoc 4.2 km W of Likely on County Road 60. 1370 Comment
  CAS-BOT-BC95239  Saponaria officinalis Verne Grant; I. Schneider 1947-8-24 8256 Modoc S end of Jess Valley, Warner Mts. 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-BC225961  Saxifraga nidifica var. nidifica K. Paulson; Robert Paulson 1989-6-28 154 Modoc Vicinity of Granger Creek, E side of the Warner Mts. 1905 Comment
  RSA520434  Saxifraga nidifica var. nidifica Bruce Bartholomew, M. Bourell 1990-4-27 5171 Modoc NW side of Rice Flat, 2km S of Adin Pass. 1540 Comment
  RSA503035  Saxifraga oregana Bruce Bartholomew, B. Anderson 1988-6-24 4367 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. 2190 Comment
  UC11823  Saxifraga oregana Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  UC748344  Saxifraga oregana Annie M. Alexander and Louise Kellogg 1946-7-18 5027 Modoc Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  NY784264  Saxifraga oregana var. oregana B. M. Bartholomew 1988-6-24 4367 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. Emerson Peak 7 1/2' Quad. 2190 Comment
  UC1100766  Schoenoplectus acutus var. acutus Herbert L. Mason 1947-8-11 13489 Modoc on Highway 81 w margin Lower Lake (near boundary between Lassen and Modoc counties); w Margin Lower Lake 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
  UCD49970  Schoenoplectus pungens var. longispicatus Irving Schneider; Verne Grant 1947-7-19 8083 Modoc Williams Ranch, north of Likely. Comment
  UC1100762  Scirpus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-19 8061 Modoc Eastside Canal about one mi s Bayley's Bridge (s of Alturas); , Eastside Canal Comment
  RSA210786  Scirpus microcarpus Robert F. Thorne, C. W. Tilforth 1969-9-4 39049 Modoc Along N Fork of Pit River, 11.8 miles N of Alturas along Highway 395. 1372 Comment
  RSA504649  Scirpus microcarpus Bruce Bartholomew, B. Anderson 1988-7-21 4604 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  UC1100886  Scirpus nevadensis Herbert L. Mason 1947-8-15 13543 Modoc e side Goose Lake (mouth Crane Creek, Willow Ranch); mouth Crane Creek, e side Goose Lake, Willow Ranch Comment
  HSC21138  Scrophularia californica R. C. Wunner 1965-6-20 214 Modoc California Lava Beds National Monument, Garden Bridges Cave 1524 Comment
  HSC80744  Scrophularia desertorum G. M. Riegel 1979-7-28 610 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC179216  Scutellaria nana Lindsay Stuart Smith 1924-5-31 1358 Modoc Egg Lake Ranch and S. Comment
  HSC81211  Sedum lanceolatum G. M. Riegel 1980-8-12 1041 Modoc South Warner Mtns. 1739 Comment
  UC205194  Sedum lanceolatum Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell (12 Mile Creek, ne of Modoc Co.); e side Mt. Bidwell, 12 Mile Creek Comment
  UC11266  Sedum lanceolatum Mrs. C. C. Bruce 1890-1 2324 Modoc Comment
  CAS-BOT-BC95616  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew; Barrett Anderson 1990-7-20 5469 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-BC95620  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew 1990-6-17 5344 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  RSA164402  Sedum stenopetalum subsp. stenopetalum Clare B. Hardham 1961-6-18 7558 Modoc East of Cedar Pass. 1829 Comment
  SD87796  Sedum stenopetalum subsp. stenopetalum Frank W. Peirson 1926-6-25 6866 Modoc Cedarville road, Warner Mountains, west slope. Comment
  HSC28825  Senecio aronicoides D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19337 Modoc Soup Springs Campground Comment
  RSA0012427  Senecio aronicoides Bruce Bartholomew, B. Anderson 1988-6-24 4364 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains. 2190 Comment
  SEINET201634  Senecio aronicoides Arthur Cronquist, Arthur H. Holgren 1959-6-19 Modoc Warner Mts. 15 miles east of Likely. 1981 Comment
  UC36169  Senecio aronicoides Milo S. Baker 1893-6 Modoc Pinewoods Comment
  CDA8598  Senecio canus M. Carstens, D. Chambers 1979-7-6 Modoc Western county about 17 airline miles north of Lookout. 0 Comment
  RSA155790  Senecio eurycephalus P. H. Raven 1962-5-29 17892 Modoc Six miles east of Alturas. Comment
  SD64362  Senecio hydrophilus Darley F. Howe 1966-8-26 4307 Modoc West side of Lower Lake, 1.3 miles north of Lassen-Modoc County Line. 1340 Comment
  CAS-BOT-BC50264  Senecio integerrimus Annie Montague Alexander; L. Kellogg 1946-6-26 4838 Modoc Dismal Swamp. 2255 Comment
  UCSB30288  Senecio integerrimus Hardham, Clare 1961-6-18 Modoc Cedar Pass 1828 Comment
  RSA0125034  Senecio integerrimus var. exaltatus Bruce Bartholomew, B. Anderson 1988-5-14 4198 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 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
  RSA0013301  Senecio serra var. serra Bruce Bartholomew 1989-8-12 5109 Modoc S end of Coyote Creek, ca. 1.5 km SW of Sunflower Knob, S end of Warner Mountains 2040 Comment
  CAS-BOT-BC95635  Shepherdia argentea Elmer Ivan Applegate 1932-7-6 8189 Modoc Between Eagleville and Cedarville, Surprise Valley. Comment
  NY53361  Sidalcea oregana K. Paulson 1989-7-18 196 Modoc Vicinity of Granger Creek, E side of Warner Mts. 1914.1 Comment
  CAS-BOT-BC179082  Sidalcea oregana subsp. oregana Annie Montague Alexander; L. Kellogg 1946-6-17 4787 Modoc W side of pass, Cedar Pass road. 1676 Comment
  CAS-BOT-BC179084  Sidalcea oregana subsp. oregana Elmer Ivan Applegate 1932-7-8 7565 Modoc Dry W margin of Cowhead Lake. Comment
  CAS-BOT-BC179092  Sidalcea oregana subsp. oregana L. A. M. Black 1894-8-1 67 Modoc Davis Creek. Comment
  CAS-BOT-BC179094  Sidalcea oregana subsp. oregana Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16469 Modoc 2.4 mi. S of Davis Creek. Comment
  SJSU8543  Sidalcea oregana subsp. oregana R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  CAS-BOT-BC191147  Sidalcea oregana subsp. spicata Bruce Bartholomew; Barrett Anderson 1988-6-24 4358 Modoc 9.8 km SW of County road 1 on County Road 42, E side of the Warner Mts.. 1960 Comment
  CHSC117013  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes 2016-6-6 20954 -A Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area 1271 Comment
  CHSC70472  Sidalcea oregana subsp. spicata A. Sanger 1997-7-9 2564 Modoc Little Willow Creek at crossing of County Rd. 181, in meadow S of Road. 1499 Comment
  HSC4206  Silene douglasii M. T. Milligan 1966-8-3 627 Modoc W slope of Eagle Peak 2439 Comment
  UC748474  Silene douglasii Annie M. Alexander and Louise Kellogg 1946-7-24 5073 Modoc Horse Mountain Warner Mountains, Horse Mountain Comment
  UC8433  Silene douglasii Milo S. Baker 1893-6-25 Modoc Lava Beds Comment
  CAS-BOT-BC95245  Silene douglasii var. douglasii Annie Montague Alexander; L. Kellogg 1946-7-24 5073 Modoc Horse Mountain, Warner Mts. Comment
  CAS-BOT-BC95247  Silene douglasii var. douglasii Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95254  Silene douglasii var. douglasii Louis Cutter Wheeler 1935-8-5 3784 Modoc Pine Creek, Warner Mts. 2316 Comment
  CAS-BOT-BC95255  Silene douglasii var. douglasii Bruce Bartholomew 1992-8-9 6386 Modoc Squaw Peak Trail between Patterson Lake and Owl Creek Trail, E side of Warner Mountains. 2440 Comment
  CDA3459  Silene latifolia subsp. alba T. C. Fuller 1975-9-4 20097 Modoc West side of Highway 139, 2 miles south of the plant quarantine station. 0 Comment
  NY452818  Silene menziesii A. Tiehm 1984-6-30 8840 Modoc Northwest side of Bidwell Mountain, 2.8 road miles north of 8 mile creek on the road from Lake Annie 1828.8 Comment
  CAS-BOT-BC95260  Silene nuda Bruce Bartholomew; Barrett Anderson 1990-7-19 5396 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  JEPS127286  Silene nuda Lowell Ahart, John Dittes 2016-7-14 21167 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-BC95278  Silene oregana Elmer Ivan Applegate 1932-7-31 7954 Modoc Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC95043  Sisymbrium altissimum James D. Jokerst 1983-7-27 1903 Modoc Near Signal Butte. 1340 Comment
  CHSC106340  Sisymbrium altissimum Lowell Ahart; John Dittes 2010-8-30 17078 Modoc Along the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117364  Sisymbrium altissimum Lowell Ahart, John Dittes 2010-8-30 17078 Modoc Along the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC112428  Sisymbrium orientale Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18760 Modoc About 100 yards east of the Parking Area, near the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS64289  Sisyrinchium halophilum Frances D. Payne 1931-6-12 156 Modoc e of Alturas (Parker Creek); Warner Mountains 1584 Comment
  JEPS62132  Smilacina racemosa W. L. Jepson 1918-8-7 7901 Modoc North Fork Bidwell Creek Warner Mts. 1828 Comment
  UC1036057  Smilacina racemosa Annie M. Alexander and Louise Kellogg 1946-7-1 4892 Modoc 1/2 mi e summit <of> Bidwell Creek Road; Warner Mountains Comment
  UC3868  Smilacina racemosa Milo S. Baker 1893-6-29 Modoc Comment
  CAS-BOT-BC245433  Solanum physalifolium var. nitidibaccatum E. S. Willits 1939-10-27 172 Modoc School grounds, Willow Ranch. Comment
  CAS-BOT-BC245427  Solanum triflorum John Thomas Howell 1934-7-1 12310 Modoc Duncan House Camp Comment
  UC26262  Solanum umbelliferum M. S. Baker and Frank Nutting 1894-6-8 Modoc Little Hot Spring Valley Comment
  UCR57899  Solidago californica R. D. Goeden, Don W. Ricker 1989-8-23 33 Modoc Warner Mtns., Modoc National Forest, just west of Fandango Pass 1841 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
  CAS-BOT-BC54287  Solidago canadensis subsp. elongata C. C. (Mrs.) Bruce 1894-8-1 61 Modoc Davis Creek. Comment
  UC71564 Image available Solidago lepida var. salebrosa Mrs. M. H. Manning August 1903 247 Modoc near Fort Bidwell (north-eastern Modoc County) 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
  UC71565  Solidago velutina subsp. californica Mrs. M. H. Manning 1903-6 246 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  CAS-BOT-BC54291  Sonchus asper subsp. asper Bruce Bartholomew 1994-5-28 6710 Modoc 8.5 km E of Likely on road to Jess Valley along the S Fork of the Pit River. 1620 Comment
  CAS-BOT-BC158914  Sorbus scopulina Elmer I. Applegate s.n. Modoc Mill Creek Meadows, west slope of the Warner Mountains Comment
  CAS-BOT-BC242257  Sparganium emersum Verne Grant; I. Schneider 1947-7-18 8057 Modoc S loop of E side road in Pit River Valley S of Alturas. Comment
  UCD94839  Sparganium emersum Verne Grant; Irving Schneider 1947-7-22 8137 Modoc North Fork of Pit River by State Quarantine Station, Highway 395, N of Alturas. Comment
  UC1099922  Sparganium emersum var. emersum Herbert L. Mason and Verne Grant 1947-7-12 13433 Modoc n of Likely (Corporation Ranch Headquarters) Comment
  UC1587093  Spartina gracilis G. Schoolcraft 1991-7-24 2186 Modoc ne of Middle Alkali Lake (Leonard Hot Spring); Leonard Hot Spring 1386 Comment
  CAS-BOT-BC242205  Spiranthes romanzoffiana Bruce Bartholomew; Barrett Anderson 1988-7-23 4569 Modoc Field redacted by CAS, contact the data manager for more information 2180 Comment
  CHSC70471  Stachys ajugoides var. rigida A. Sanger 1996-8-7 2446 Modoc In small interimit stream, S end of Cedar Pass CG. 1767 Comment
  JEPS63093  Stachys ajugoides var. rigida Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  JEPS117296  Stachys palustris subsp. pilosa Lowell Ahart, John Dittes 2010-8-31 17127 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC179205  Stachys pilosa Alice Eastwood; John Thomas Howell 1940-6-12 8052 Modoc Between Likely and Jess Valley. Comment
  HSC1957  Stachys rigida var. rigida M. T. Milligan 1966-6-30 500 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  SBBG54632  Stellaria longipes V. Grant, Irving Schneider 1947-8-24 8252 Modoc Jess Valley Comment
  CAS-BOT-BC95302  Stellaria umbellata Bruce Bartholomew; Barrett Anderson 1988-6-24 4321 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  NY453086  Stellaria umbellata R. J. Weatherby 1955-7-8 1618 Modoc 7 miles north of Fort Bidwell, Warner Mountains. 1874.5 Comment
  CAS-BOT-BC54252  Stenotus acaulis Robert Patterson; Mona Bourell 1993-8-15 5255 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC830493  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 miles northeast of Alturas. 1615 Comment
  SEINET11262516  Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road ca 4 miles southwest of its junction with Surprise Valley Road, east side of southern Warner Mountains.; 0 2097 Comment
  SEINET3125081 Image available Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road ca. 4 miles southwest of its junction with Surprise Valley Road, east side of the southern Warner Mountains; Modoc National Forest. 2097 Comment
  POM172669  Stephanomeria lactucina Franklin P. Nutting s.n. Modoc Big Valley Mtns. Comment
  CAS-BOT-BC54266  Stephanomeria spinosa Elmer Ivan Applegate 1932-7-6 8192 Modoc Eagleville, Surprise Valley, E base of Warner Mountains Comment
  JEPS6019  Stephanomeria tenuifolia Frances D. Payne 1932-7-25 749 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SJSU4317  Stipa lemmonii H. L. Buckalew 1961-7-2 Modoc near Stowe Reservoir, 1 mi N of Cedar Pass on the Alturas Cedarville Rd., Warner Mts 1920 Comment
  CHSC109474  Stipa nelsonii var. dorei L. P. Janeway; B. Castro 2012-7-26 11017 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  HSC13361  Stipa occidentalis var. occidentalis R. C. Wunner 1965-6-20 221 Modoc Lava Beds N. M., Lava Brook Cave. 1463 Comment
  HSC80836  Stipa occidentalis var. occidentalis G. M. Riegel 1980-7-15 884 Modoc South Warner Mtns. 1829 Comment
  POM260726  Streptanthus cordatus Alice Eastwood, J. T. Howell 1940-6-13 8138 Modoc West side of Fandango Pass. Comment
  JEPS27076  Streptanthus cordatus Frances D. Payne 1931-6-21 223 Modoc e exposure at base of cliffs on ridge west of Dry Creek (tributary of Parker Creek) (s and e of Alturas); Warner Mountains 1981 Comment
  UC1736576  Streptanthus cordatus var. cordatus Dean Wm. Taylor with Glenn Clifton 1987-6-27 9102 Modoc Highway 395 3.5 miles N of Northern junction with Highway 299 1371 Comment
  UC429277  Streptopus amplexifolius var. americanus Franklin P. Nutting 1894-8-15 Modoc Taylor Creek Comment
  CAS-BOT-BC242262  Stuckenia striata Robert Folger Thorne; et al 1969-9-4 39084 Modoc E shore of Goose Lake at Willow Ranch. 1432 Comment
  CAS-BOT-BC95576  Suaeda calceoliformis Bruce Bartholomew; Barrett Anderson 1990-7-20 5451 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  JEPS46352  Swertia albicaulis var. albicaulis L. S. Smith 1918-1 Modoc 6-10 mi e Likely 1676 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-BC180086  Swertia radiata Elmer Ivan Applegate 1932-8-3 8134 Modoc W slope of Eagle Peak. Comment
  HSC8427  Swertia radiata M. T. Milligan Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC95202  Symphoricarpos rotundifolius var. rotundifolius Bruce Bartholomew; Barrett Anderson 1988-7-21 4425 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  HSC80924  Symphoricarpos rotundifolius var. rotundifolius G. M. Riegel 1979-6-28 448 Modoc S Warner Mtns. 1670 Comment
  JEPS22820  Symphoricarpos rotundifolius var. rotundifolius Mrs. R. M. Austin Aug 1894 Modoc Lassen Creek Comment
  UC102256  Symphoricarpos rotundifolius var. rotundifolius Mrs. R. M. Austin Aug 1894 230 Modoc Lassen Creek Comment
  UC525882  Symphoricarpos rotundifolius var. rotundifolius F. H. Frost 1925-7-11 30 Modoc 3 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  UC711852  Symphoricarpos rotundifolius var. rotundifolius Roxana S. Ferris and Laura Lorraine 1941-8-13 10537 Modoc Patterson Ranger Station Warner Mountains, Modoc National Forest (East Creek drainage) 2164 Comment
  CHSC105979  Symphyotrichum ascendens Lowell Ahart; John Dittes 2010-8-30 17053 Modoc Bottom of a small vernal pool, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117169  Symphyotrichum ascendens Lowell Ahart, John Dittes 2010-8-30 17053 Modoc Bottom of a small vernal pool, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC71843  Symphyotrichum ascendens Mrs. M. H. Manning Aug 1 1904-Sep 1 1904 477 Modoc Alturas (ne Modoc County) Comment
  UC912525  Symphyotrichum bracteolatum F. H. Frost 1925-7-24 119 Modoc Jess Valley Warner Mts. Comment
  SD64360  Symphyotrichum bracteolatum Darley F. Howe 1966-8-26 Modoc 1.3 miles north of Lassen-Modoc County Line. East of Warner Mountains. 1340 Comment
  UC86874  Symphyotrichum bracteolatum Mrs. R. M. Austin 1894-8-1 239 Modoc Banks of Pitt River Pitt River Comment
  JEPS121187  Symphyotrichum campestre Lowell Ahart, John Dittes 2013-7-25 18950 Modoc Along the N-S fence, S edge of Ash Creek floodplain, NW of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC15222  Symphyotrichum eatonii Verne Grant; I. Schneider 1947-7-22 8156 Modoc Headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to S end of Goose Lake Comment
  CAS-BOT-BC15155  Symphyotrichum foliaceum var. parryi Bruce Bartholomew; Barrett Anderson 1988-7-22 4541 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  CAS-BOT-BC15160  Symphyotrichum frondosum Herbert Louis Mason 1947-8-11 13487 Modoc Reservoir, Kelley Hot Springs, on Alturas-Canby Hwy. Comment
  JEPS5931  Symphyotrichum spathulatum Frances D. Payne 1931-7-18 339 Modoc s and e of, (Parker Creek) Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC232351  Synthyris missurica Francis Dorris Payne 1955-7-21 s.n. Modoc Lily Lake. Comment
  CAS-BOT-BC232360  Synthyris missurica E. S. Willits 1940-5-18 274 Modoc Lily Lake. Comment
  UC748156  Synthyris missurica Annie M. Alexander and Louise Kellogg 1946-7-14 5067 Modoc Bear Camp Flat, trail to Emerson Camp; Warner Mountains Comment
  UCD86165  Taeniatherum caput-medusae T. C. Fuller 1959-7-8 2742 Modoc roadside hillslope, Hwy 299, 8 miles west of Alturas. Comment
  RSA185421  Taraxacum officinale Clare B. Hardham 1961-6-20 7883 Modoc Near Mt Bidwell. 2439 Comment
  JEPS118472  Taraxia subacaulis Lowell Ahart, John Dittes 2011-6-21 17516 Modoc Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS31478  Taraxia subacaulis F. Payne 1929-7-7 54 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  UCD107059  Taraxia tanacetifolia P. Quentin Tomich 1954-7-13 439 Modoc Tionesta. Comment
  JEPS31731  Taraxia tanacetifolia L. S. Smith 1918-5-16 926 Modoc w of Alturas (Centerville Road); Modoc Forest 1524 Comment
  UC748417  Taraxia tanacetifolia Annie M. Alexander and Louise Kellogg 1946-6-10 4710 Modoc on shore Snake Lake Comment
  JEPS38110  Tetradymia canescens W. L. Jepson 1918-8-6 7848 Modoc Surprise Valley 1447 Comment
  CAS-BOT-BC54242  Tetradymia glabrata Bruce Bartholomew; Barrett Anderson 1989-6-2 4827 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 Comment
  JEPS60731  Thalictrum fendleri Leland S. Smith 1918-6-22 946 Modoc Lily Lake Modoc National Forest 2103 Comment
  JEPS60732  Thalictrum fendleri Frances D. Payne 1931-6-25 268 Modoc 2 mi sw Mt. Warren (se Modoc Co.); Pine Creek Basin 2316 Comment
  RSA604935  Thalictrum fendleri Louis C. Wheeler 1935-8-10 3823 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  RSA69387  Thalictrum occidentale var. palousense F. W. Peirson 1926-6-25 6877 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  HSC1958  Thalictrum sparsiflorum M. T. Milligan 1966-7-27 588 Modoc E of Jess Valley 1646 Comment
  UC10936  Thelypodium howellii M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  SEINET247878  Thelypodium howellii subsp. howellii Noel H. Holmgren, Patricia K. 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
  CAS-BOT-BC95076  Thelypodium milleflorum Bruce Bartholomew 1993-6-13 6632 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  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
  SD134001  Thermopsis californica var. argentata B. Bartholomew, B. Anderson 1989-6-3 4902 Modoc Ca. 5 km NW of Egg Lake & ca. 0.8 km west of Service Flat Gulch, forest openings 1370 Comment
  UCD149862  Thermopsis californica var. argentata Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  UC16384  Thermopsis macrophylla var. argentata Milo S. Baker Aug. 1894 Modoc Big Valley Mts. Comment
  UC83211  Thermopsis macrophylla var. argentata M. S. Baker and Frank Nutting June 1894 Modoc Forestdale Comment
  CAS-BOT-BC58774  Tiquilia nuttallii Bruce Bartholomew 1990-6-17 5317 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  UCD149853  Toxicoscordion paniculatum William Anderson 1965-6-3 s.n. Modoc Davis Creek. Comment
  JEPS63165  Trichostema oblongum Milo S. Baker 1893-7-14 Modoc Egg Lake Comment
  JEPS89594  Trichostema oblongum Dean W. Taylor 1990-8-22 11480 Modoc Lookout Rd. 2.3 mi. s. of junction w/ State Hwy. 139 (at crossing of small perennial drainage); Modoc Plateau 1424 Comment
  HSC14462  Trichostema oblongum D. E. Anderson 1962-8-6 2326 Modoc Along Rush Creek paralleling Hwy. 299, 2 mi. E of Adin Comment
  UC16472  Trifolium cyathiferum Milo S. Baker 1893-6-10 Modoc Comment
  JEPS66051  Trifolium kingii var. productum Leland S. Smith 1917-7-18 841 Modoc w Cedarville (Soldier Creek); Warner Mtns Comment
  CAS-BOT-BC181750  Trifolium longipes Bruce Bartholomew 1993-6-12 6603 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment
  JEPS126545  Trifolium longipes subsp. hansenii Lowell Ahart, John Dittes 2016-6-6 20957 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. Comment
  RSA101500  Trifolium longipes subsp. multipedunculatum R. Weatherby 1955-7-7 1604 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  CAS-BOT-BC181735  Trifolium macrocephalum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 132 Modoc Hills above Parker Creek. 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
  SJSU7631  Trifolium macrocephalum H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts Comment
  UC748305  Trifolium macrocephalum Annie M. Alexander and Louise Kellogg 1946-6-26 4837 Modoc N end of Warner Mountains (Dismal Swamp) 2255 Comment
  CAS-BOT-BC181739  Trifolium macrocephalum Mrs. H. C. Cantelow 1940-5-31 Modoc 8.9 mi. E of Indian Springs. Comment
  SEINET3131870  Trifolium macrocephalum E. K. Balls 1950-5-10 15963 Modoc 0.5 mi past fork of Hwy 395, road to Cedarville, from Alturas 1585 Comment
  UC16615  Trifolium macrocephalum Mrs. R. M. Austin and Bruce May 1898 2291 Modoc Goose Lake Comment
  UCD149866  Trifolium macrocephalum Harry George 1967-6-15 s.n. Modoc Lookout. Comment
  CAS-BOT-BC180171  Trifolium microcephalum Bruce Bartholomew 1994-7-1 6754 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  HSC15154  Trifolium pratense M. T. Milligan 1965-6-26 334 Modoc N end Jess Valley 1616 Comment
  HSC65607  Trifolium pratense Thomas Wood 1979-8-9 243 Modoc Dirt road along Bidwell Creek, 2.9 mi. NW of junction with Co. Hwy. 2, N of Ft. Bidwell 1509 Comment
  JEPS124385  Trifolium pratense Lowell Ahart, John Dittes 2015-7-16 20365 -B Modoc Ash Creek State Wildlife A