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

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/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-BC77932  Abies Roxana S. Ferris; Laura Lorraine 1941-8-13 10574 Modoc Patterson Ranger Station (East Creek drainage) Modoct National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC15628  Achillea millefolium Elmer Ivan Applegate 1932-7-31 7971 Modoc Mill Creek Meadow, western slopes of Warner Mts. Comment
  CAS-BOT-BC15629  Achillea millefolium R. M. Austin 1894-6-1 Modoc Lava beds. Comment
  CAS-BOT-BC15634  Achillea millefolium John Thomas Howell 1934-6-11 11932 Modoc Parker Creek. 1584 Comment
  CHSC100359  Achillea millefolium Lowell Ahart; John Dittes 2008-8-25 15317 Modoc On the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  CHSC85156  Achillea millefolium John Dittes; Josephine Guardino 1991-7-21 409 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
  HSC4560  Achillea millefolium M. T. Milligan 1965-6-23 297 Modoc N end Jess Valley 1616 Comment
  UCR34705  Achillea millefolium J. A. Harpel 1981-8-6 V- 32 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC29253  Achillea millefolium Mrs. R. M. Austin and Bruce 1898-6-1 2150 Modoc Lake City Pass Comment
  CAS-BOT-BC242277  Achnatherum lemmonii Bruce Bartholomew 1990-6-17 5310 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  UCD50502  Achnatherum lemmonii L. Whitney 1935-6-9 3210 b Modoc White Horse. Modoc County. Comment
  CAS-BOT-BC242324  Achnatherum lettermanii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10533 Modoc Pattewrson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC242316  Achnatherum occidentale subsp. californicum Elmer Ivan Applegate 1932-7-31 7988 Modoc Mill Creek Meadow. 2438 Comment
  UC1025001  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3458 Modoc 4 mi e Medicine Lake (Glass Mountain); Glass Mountain Comment
  UC1025060  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-23 3569 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  UCD32698  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-6 2114 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD51218  Achnatherum occidentale subsp. pubescens R. Tofsrud 1947-7-1 244 Modoc 5 mi. W. of Ft. Bidwell. Comment
  CAS-BOT-BC242309  Achnatherum thurberianum Clare Butterworth Hardham 1961-6-19 7859 Modoc Willow Creek. Comment
  SBBG30557  Acmispon denticulatus D. Myrick 1968-6-20 1982 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  JEPS60376  Actaea rubra Milo S. Baker 1893-7-15 Modoc 1371 Comment
  CAS-BOT-BC15643  Adenocaulon bicolor Bruce Bartholomew 1994-7-3 6830 Modoc 4 km E of U.S. Hwy 395 on road to Lily Lake, W side of Warner Mountains. 1610 Comment
  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
  UC2026973  Adonis aestivalis Anthony Baniaga 2011-6-10 323 Modoc Along Highway 299, ca. 0.25 mi E of County Road 75. Quadangle Comment
  CDA3516  Adonis aestivalis T. C. Fuller 1963-6-11 10645 Modoc R. Bushey property, mouth of Turner Creek at the Pit River, ca. 7 miles west of Canby. 0 Comment
  JEPS77517  Agastache urticifolia L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4884 Modoc Cedar Pass , Cedar Pass (Warner Mts.) 1920 Comment
  UC748260  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-3 4905 Modoc near Ft. Bidwell (s. slope Bidwell Creek Canyon); Bidwell Creek Canyon 1444 Comment
  SEINET7940441  Agastache urticifolia M. S. Baker 1893-1 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC15646  Ageratina occidentalis Elmer Ivan Applegate 1932-7-6 8212 Modoc About 1 mi. above Lily Lake. Comment
  HSC67885  Ageratina occidentalis J. P. Smith, J. O. Sawyer 1973-8-9 7256 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  JEPS18576  Ageratina occidentalis F. H. Frost 1925-7-20 91 Modoc 2 mi above Cedarville; Cedar Camp Comment
  UC1075758  Agoseris X dasycarpa Robert J. Weatherby 1955-7-8 1617 Modoc 7 mi n Ft. Bidwell; Warner Mts. (northern) 1874 Comment
  UC450133  Agoseris X dasycarpa Mrs. M. H. Manning 1906-6-1 Modoc Fort Bidwell Fort Bidwell Comment
  UC748130  Agoseris aurantiaca Annie M. Alexander and Louise Kellogg 1946-7-23 5040 Modoc east slope, near seep Emerson Peak; Warner Mountains Comment
  CAS-BOT-BC181  Agoseris dasycarpa Milo Samuel Baker 1893-7-5 s.n. Modoc near Egg Lake Comment
  JEPS6027  Agoseris glauca var. glauca Frances D. Payne 1932-6-22 577 Modoc s and e of Alturas Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC23037  Agoseris grandiflora var. grandiflora John Thomas Howell 1934-6-11 11937 Modoc Parker Creek, Warner Mts. 1584 Comment
  JEPS5993  Agoseris parviflora Frances D. Payne 1932-6-26 612 Modoc s and e, on high ridges n of Parker Creek Alturas; Warner Mountains, Parker Creek 1828 Comment
  HSC4606  Agoseris parviflora M. T. Milligan 1964-6-20 55 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  CAS-BOT-BC15603  Agoseris retrorsa Bruce Bartholomew 1993-6-12 6579 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  JEPS36389  Agoseris retrorsa Milo S. Baker 1893-7-12 Modoc South Hillside Comment
  CAS-BOT-BC242303  Agropyron cristatum James D. Jokerst 1983-7-27 1914 Modoc Near Signal Butte. 1248 Comment
  CAS-BOT-BC242308  Agropyron cristatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5487 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  SD61031  Agropyron cristatum Darley F. Howe 1964-8-2 Modoc Vacant lot, Alturas. 1280 Comment
  UCD51682  Agropyron cristatum B. L. Kay 1957-6-1 s.n. Modoc Modoc County. Comment
  CHSC112050  Agropyron cristatum subsp. pectinatum Lowell Ahart; John Dittes 2012-7-11 18346 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  UC1137134  Agrostis alba August L. Hormay 1932-7-15 Modoc Crowder Ranger Stationi Modoc National Forest, Crowder Ranger Station Comment
  JEPS124362  Agrostis capillaris Lowell Ahart, John Dittes 2015-7-16 20371 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  SJSU9610  Agrostis exarata W. Savage 1979-7-6 1387 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD52339  Agrostis exarata L. D. Whitney 1935-7-24 s.n. Modoc near Hackamore. Comment
  JEPS124381  Agrostis gigantea Lowell Ahart, John Dittes 2015-7-16 20370 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC242421  Agrostis scabra R. S. Ferris; L. Lorraine 1941-8-13 10567 Modoc East Creek about 1 mile east of Patterson Ranger Station, Warner Mountains Comment
  HSC64826  Agrostis scabra J. P. Smith, J. O. Sawyer 1973-8-9 7274 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  UCR67443  Agrostis scabra George K. Helmkamp 1990-9-23 I- 15 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UCR34682  Agrostis scabra var. geminata J. A. Harpel 1981-8-6 V- 19 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC70678  Agrostis stolonifera Mrs. M. H. Manning Jun 1903 415 Modoc ne Modoc County Comment
  CAS-BOT-BC190681  Aliciella micromeria Bruce Bartholomew 1995-5-13 6902 Modoc E of Eagleville near Eagleville Airport, S end of Surprize Valley. 1390 Comment
  UCD137997  Alisma triviale Herbert L. Mason 1955-8-13 14653 C Modoc southwest side of Goose Lake. Comment
  CAS-BOT-BC245004  Allium acuminatum Barrett Anderson 1986-7-10 3191 Modoc West Warner Rd N of the North Fork of Pine Creek. 1965 Comment
  CHSC118323  Allium acuminatum L. P. Janeway 2016-5-18 12051 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; uplands along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  JEPS47579  Allium acuminatum Frances D. Payne 1932-6-10 631 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  POM110315  Allium acuminatum Mrs. R. M. Austin 1895-07 499 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC245010  Allium acuminatum K. Paulson; Robert Paulson 1988-6-19 53 Modoc Loveness road. 1493 Comment
  JEPS47577  Allium acuminatum F. H. Frost 1925-7-12 65 Modoc Stow's Meadow Cedar Canyon, Stow's Meadow Comment
  HSC30076  Allium amplectens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19428 Modoc Hager Reservoir Comment
  JEPS13886  Allium amplectens Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3749 Modoc 3.3 mi w Fandango Pass; Fandango Valley 1706 Comment
  UCD141839  Allium amplectens L. K. Mann; M. D. Mann 1963-6-18 s.n. Modoc 4.6 miles north of Adin toward Alturas. Comment
  CAS-BOT-BC244997  Allium anceps James D. Jokerst 1983-5-31 1809 A Modoc Near Signal Butte. 1340 Comment
  UCD141853  Allium bisceptrum Beecher Crampton 1960-6-17 5693 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles northeast Happy Camp Station. 1280 Comment
  UC71726  Allium bisceptrum var. bisceptrum Mrs. M. H. Manning 1903-4-18 81 Modoc near Fort Bidwell Comment
  CAS-BOT-BC244987  Allium lemmonii James Vale; et al 1981-5-23 4111 Modoc On White Horse Road enroute to Egg Lake from Lookout. 1252 Comment
  CHSC85112  Allium lemmonii John Dittes; Josephine Guardino 1991-7-21 427 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-BC244984  Allium lemmonii K. Paulson; Robert Paulson 1988-5-22 10 Modoc Devil's Garden. 1539 Comment
  RSA367064  Allium lemmonii George Willet 1935-6-21 s.n. Modoc Warren Mountains. 2287 Comment
Read comments
Jul 16 2011
  UCR76968  Allium parvum George K. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  JEPS2720 Image available Allium parvum E. H. Steffen 1917-6-10 43 Modoc Jess Valley Warner Mts.; Jess Valley, Modoc Co. 1524 Comment
  CAS-BOT-BC244962  Allium platycaule Elmer Ivan Applegate 1932-8-1 8060 Modoc Summit of Warner Mts. at S base of Warren Peak. Comment
  CAS-BOT-BC248331  Allium platycaule B. Bartholomew; H. Sun 2002-6-24 8818 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  HSC29861  Allium platycaule D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19473 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  RSA17437  Allium platycaule Elmer I. Applegate 1932-8-1 8060 Modoc Summit of the Warner Mountains, at south base of Warren Peak. Comment
  SEINET201568  Allium platycaule Unknown 1959-6-20 8523 Modoc Cedarbille pass; Warner Mts. between Cedarville and Alturas. 1951 Comment
  UC1249381  Allium platycaule Arthur Cronquist, Arthur H. Holmgren 1959-6-20 8523 Modoc between Cedarville and Alturas; Warner Mts., Cedarville Pass 1950 Comment
  UC1540228  Allium platycaule Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9101 Modoc along Highway 395 about 3.5 mi n n junction with Highway 299 1371 Comment
  UC635212  Allium platycaule R. C. Wilson 1933-5-30 93 Modoc Rush Creek 1432 Comment
  SEINET256832  Allium platycaule Margaret J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek road. 2073 Comment
  SEINET3878890  Allium platycaule Noel H. Holmgren, Patricia K. Holmgren 1978-6-8 8884 Modoc Fort Bidwell-Adel road, 15.1 km (9.4 mi) northeast of Fort Bidwell and 10.5 km (6.5 mi) airline distance.; 0 1676 Comment
  UCD143204  Allium platycaule L. K. Mann 1955-6-5 s.n. Modoc Near Cedar Pass, 3 miles towards Alturas from Modoc National Forest. Comment
  CAS-BOT-BC244955  Allium tolmiei var. tolmiei Francis Dorris Payne 1932-6-10 533 Modoc Parker Creek. 1584 Comment
  CDA18403  Alopecurus pratensis G. D. Barbe, P. Hiatt & M. Keffer 1980-6-4 2803 Modoc Modoc Plateau; Eastside Canal/ Railroad crossing on Westside Road, north of Likely. 1341 Comment
  CHSC85404  Alopecurus pratensis John Dittes; Josephine Guardino 1991-7-21 431 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
  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
  CDA3618  Alyssum minus var. micranthum Loring White 1967-5-26 Modoc Warner Mountains, Fandango Pass. 0 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
  JEPS85825  Alyssum simplex Barbara Ertter 1988-6-18 7607 Modoc w. side hwy 139 just s. of where it crosses railroad at jct to Clear Lake (n.e. of Dry Lake, e. of Lava Beds National Monument) 1249 Comment
  CAS-BOT-BC21493  Amaranthus blitoides Bruce Bartholomew 1991-10-13 6114 Modoc 3.5 km ENE of Alturas on U.S. Hwy 395 at bridge over N Fork of the Pit River. 1400 Comment
  CDA13478  Amaranthus powellii G. F. Hrusa, T. D. Wilfred 1996-7-21 13325 Modoc Modoc Plateau; Adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CDA34231  Amaranthus powellii L. Ahart, J. Dittes 2010-8-31 17107 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  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
  NY849710  Amelanchier alnifolia var. alnifolia B. M. Bartholomew 1988-6-24 4315 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  HSC41463  Amelanchier pallida J. P. Smith, J. O. Sawyer 1972-5-6 5282 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  RSA59741  Amelanchier pallida E. K. Balls 1950-5-20 147790 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  CAS-BOT-BC217090  Amelanchier utahensis Alice Eastwood; John Thomas Howell 1940-6-12 8045 Modoc Between Likely and Jess Valley. Comment
  UC12099  Amelanchier utahensis Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC245116  Amphiscirpus nevadensis Bruce Bartholomew; Barrett Anderson 1990-7-20 5449 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CHSC100112  Amphiscirpus nevadensis L. P. Janeway; B. Castro 2008-8-16 9544 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  UCD48756  Amphiscirpus nevadensis Herbert L. Mason; Verne Grant 1947-7-12 13436 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  CAS-BOT-BC54194  Amsinckia menziesii John Thomas Howell 1934-6-12 12005 Modoc Davis Creek. Comment
  SJSU9596  Amsinckia menziesii W. Savage 1979-7-5 1365 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC71689  Anaphalis margaritacea Mrs. M. H. Manning 1903-9-3 373 Modoc John Henry Camp Comment
  SJSU9567  Ancistrocarphus filagineus W. Savage 1979-7-3 1309 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC748335  Antennaria argentea Annie M. Alexander and Louise Kellogg 1946-6-17 4785 Modoc Cedar Pass Road 1767 Comment
  UC71587  Antennaria dimorpha Mrs. M. H. Manning 1903-3 75 Modoc near, (north-eastern Modoc County) Fort Bidwell Comment
  SEINET9367775  Antennaria flagellaris Unknown 2000-6-1 1358 Modoc Modoc Comment
  CAS-BOT-BC15588  Antennaria geyeri John Thomas Howell 1934-6-30 12255 Modoc Duncan Horse Camp. 1355 Comment
  UC29492  Antennaria geyeri M. S. Baker and Frank Nutting 1894-1 Modoc Egg Lake Comment
  POM40362  Antennaria geyeri Mrs. R. M. Austin 1895-08 s.n. Modoc Sugar Hill, Goose lake Valley Comment
  CAS-BOT-BC15552  Antennaria luzuloides Alice Eastwood; John Thomas Howell 1940-6-11 8010 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC15589  Antennaria luzuloides Ethel S. Willits 1940-5-4 209 Modoc Willow Ranch 1371 Comment
  CAS-BOT-BC15591  Antennaria luzuloides Mrs. H. C. Cantelow 1940-6-2 3236 Modoc 9.3 mi. N of Canby, Lava Country Comment
  UC485489  Antennaria luzuloides Mrs. R. M. Austin May 1894 38 Modoc Goose Lake Valley Comment
  CHSC66984  Antennaria luzuloides subsp. luzuloides James D. Jokerst 1987-5-11 2836 Modoc Radar Survey site S of Doublehead Mtn., S of Clear Lake Reservoir, W of dry lake, ca. 0.33 mi to end of dirt road, then ca. 200 ft. N. 1353 Comment
  JEPS126554  Antennaria luzuloides subsp. luzuloides Lowell Ahart, John Dittes 2016-6-6 20949 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
  JEPS5986  Antennaria rosea Frances D. Payne 1932-6-26 608 Modoc high ridges n of; Warner Mountains, Parker Creek 1828 Comment
  UC748163  Antennaria rosea Annie M. Alexander and Louise Kellogg 1946-7-11 4973 Modoc w of Eight Mile Creek Comment
  CAS-BOT-BC15562  Antennaria rosea subsp. rosea Bruce Bartholomew; Barrett Anderson 1988-7-21 4462 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CHSC100357  Anthemis cotula Lowell Ahart; John Dittes 2008-8-26 15356 Modoc Southeast side of Rose Creek, 700 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, northeast of wire gate, 2710 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  HSC65544  Anthemis cotula Thomas Wood 1979-8-8 205 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  CHSC107343  Apera interrupta Lowell Ahart; John Dittes 2011-6-22 17549 Modoc On the west side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC3212  Apocynum androsaemifolium M. T. Milligan 1965-6-30 382 Modoc E of Jess Valley 1677 Comment
  HSC80948  Apocynum androsaemifolium G. M. Riegel 1980-7-14 880 Modoc S Warner Mtns. 1670 Comment
  RSA164334  Apocynum androsaemifolium subsp. pumilum Clare B. Hardham 1961-6-18 7599 Modoc Rte. 395, 3.3 miles south of Cedar Pass turn-off Comment
  UC202472  Aquilegia formosa I. Tidestrom 1910-6-25 3613 Modoc Sibley Draw Comment
  SEINET5340152  Arabis divaricarpa M. J. Williams 1984-6-30 84- 79 -2 Modoc 5.7 mi west of Alturas on Granger Canyon road. 1859 Comment
  RSA0126331  Arabis hirsuta R. Weatherby 1955-7-8 1624 Modoc 6 miles N of Ft. Bidwell. Northern Warner Mtns. 1738 Comment
  NY112499  Arabis holboellii var. pinetorum B. M. Bartholomew 1988-5-13 4178 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of Warner Mtns. 1450 Comment
  HSC81080  Arabis holboellii var. retrofracta G. M. Riegel 1978-8-25 144 Modoc S Warner Mtns. 1670 Comment
  NY112675  Arabis holboellii var. retrofracta R. C. Rollins 1981-6-1 81197 Modoc Warner Mtns., 4.5 miles E of U.S. Hwy. 395 on road to Lake City Comment
  HSC40068  Arabis lemmonii J. P. Smith, J. O. Sawyer 1973-8-8 7216 Modoc Near summit of Eagle Peak 2988 Comment
  HSC81057  Arabis lemmonii G. M. Riegel 1980-9-3 1143 Modoc S Warner Mtns. 1829 Comment
  NY119571  Arabis sparsiflora A. J. Cronquist 1959-6-20 8526 Modoc At Cedarville Pass; Warner Mtns., between Cedarville and Alturas 1950.7 Comment
  UC962135  Arabis suffrutescens Annie M. Alexander and Louise Kellogg 1946-7-23 5054 Modoc ne slope Emerson Peak; Warner Mountains Comment
  CAS-BOT-BC46710  Arctostaphylos patula Walter Knight; Irja Knight 1981-5-25 4110 Modoc On White House Road enroute to Egg Lake from Lookout. 1249 Comment
  CAS-BOT-BC95657  Arctostaphylos patula Doris K. Kildale 1926-9-11 2774 Modoc Between Alturas and the Oregon line. 1371 Comment
  RSA604427  Arctostaphylos patula L. C. Wheeler 1935-9-16 3987 Modoc 1 mi. S Everly Reservoir, Devil's Garden. 1524 Comment
  JEPS51333  Arenaria aculeata W. L. Jepson 1918-8-7 7886 Modoc Mt. Bidwell 2438 Comment
  JEPS51422  Arenaria aculeata L. S. Smith 1917-6-10 793 Modoc Jess Valley Comment
  UC748051  Arenaria aculeata Annie M. Alexander and Louise Kellogg 1946-6-27 4846 Modoc (top of ridge, two miles by road from Dismal Swamp) north end of Warner Mountains 2377 Comment
  UC465484  Arenaria congesta var. congesta M. F. Gilman 662 Modoc Comment
  RSA564304  Arenaria tenella George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 35.6 miles northwest of Canby along California Highway 139. 1280 Comment
  RSA602821  Aristida oligantha L. C. Wheeler 1935-9-6 3959 Modoc Fletcher Creek at Pease Place. Devil's Garden. 1524 Comment
  UC748078  Arnica chamissonis Annie M. Alexander and Louise Kellogg 1946-7-7 4926 Modoc meadow near, (ne corner of county) Willows; Eight Mile Creek 1752 Comment
  CAS-BOT-BC15450  Arnica chamissonis subsp. foliosa Bruce Bartholomew 1991-7-5 5944 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  POM30284  Arnica chamissonis subsp. foliosa Mrs. R. M. Austin 1895-08 s.n. Modoc Goose Lake Valley Comment
  JEPS35922  Arnica cordifolia Frances D. Payne 1931-6-29 297 Modoc Owl Creek, e of Warren Peak Warner Mountains, Warren Peak, Owl Creek 2133 Comment
  JEPS35925  Arnica cordifolia Frances D. Payne 1931-6-22 240 Modoc Dry Creek (n trib of Parker Creek), s and e of Alturas Warner Mountains, Parker Creek 1828 Comment
  CHSC118093  Arnica fulgens L. P. Janeway 2016-5-18 12074 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  UC71560  Arnica longifolia Mrs. M. H. Manning 1904-8-27 343 Modoc Mt. Bidwell Mt. Bidwell ((ne Modoc County)) Comment
  UC936191  Arnica longifolia Annie M. Alexander and Louise Kellogg 1946-7-23 5055 Modoc Emerson Peak , Warner Mountains Comment
  CAS-BOT-BC15285  Arnica mollis Bruce Bartholomew; Barrett Anderson 1988-7-22 4540 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  CAS-BOT-BC15293  Arnica mollis Bruce Bartholomew 1990-8-5 5677 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  JEPS103190  Arnica mollis G. Schoolcraft 2000-7-17 2913 Modoc N Warner Mountains 1981 Comment
  JEPS35913  Arnica mollis L. S. Smith 1917-8-3 147 Modoc South Fork Davis Creek Modoc National Forest, South Fork Davis Creek 2042 Comment
  CAS-BOT-BC15296  Arnica sororia Roxana Stinchfield Ferris; R. Duthie 1919-6-15 143 Modoc Along Parker Creek below Modoc National Forest boundary. Comment
  JEPS118462  Arnica sororia Lowell Ahart, John Dittes 2011-6-21 17530 Modoc Moist meadow, on south edge of Ash Creek Floodplain, 1.8 miles (air) east of Elkins Lane, 1.2 miles (air) south of County Road 87, 2.5 miles (air) west of Adin, Big Valley 1267 Comment
  SEINET3096626 Image available Arnica sororia Alice Eastwood, John Thomas Howell 1940-6-12 8088 Modoc Jess Valley Comment
  JEPS89422  Artemisia arbuscula subsp. arbuscula Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10481 Modoc flat in SE1/4 Section 3, Warner Mountains Warner Mountains 2392 Comment
  SEINET3396706  Artemisia arbuscula subsp. longicaulis S. C. McArthur, E. D. McArthur 1986-1 1558 Modoc 2.6 mi S of California line & 15 mi N of Ft. Bidwell Comment
  JEPS118495  Artemisia cana Chris Boever 2010-8-11 CA 370 -115 Modoc North Cedarville, CA to Fort Bidwell, 13 miles up the Lake Annie road East side of road. Comment
  CHSC67334  Artemisia cana subsp. bolanderi J. D. Jokerst 1986-8-11 2759 Modoc Radar Site Survey S of Doublehead Mtn., S of road to Doublehead Mtn. Comment
  JEPS121215  Artemisia douglasiana Lowell Ahart, John Dittes 2013-7-24 18935 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  RSA768067  Artemisia douglasiana L. Ahart, John Dittes 2010-8-31 17098 Modoc East side of Elkins Lane, about 10 yrds south of bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 ft north of Lassen County Line, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley. 1268 Comment
  CAS-BOT-BC497198  Artemisia douglasiana John H. Hatton 1911-6-22 139 Modoc Modoc Forest Comment
  CDA10171  Artemisia ludoviciana T. C. Fuller 1959-7-8 4729 Modoc Highway 299 at Cloverswale Creek Bridge, 13.5 miles west of Alturas. 0 Comment
  CAS-BOT-BC15257  Artemisia ludoviciana subsp. incompta Bruce Bartholomew 1990-8-4 5631 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  CAS-BOT-BC15274  Artemisia ludoviciana subsp. ludoviciana R. M. Austin 1898-7-1 2175 Modoc Goose Lake. Comment
  CAS-BOT-BC15275  Artemisia ludoviciana subsp. ludoviciana L. B. Kildale 1926-9-11 s.n. Modoc Alturas. 1371 Comment
  CHSC105977  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2010-8-30 17050 Modoc High bank of a small wash, about 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC15212  Artemisia tridentata subsp. tridentata Elmer Ivan Applegate 1932-7-31 7952 Modoc Mill Creek Meadows, western slope of Warner Mountains Comment
  CHSC113987  Artemisia tridentata subsp. tridentata L. P. Janeway 2014-7-7 11448 Modoc Great Basin. Northwest edge of plateau overlooking Cow Head Lake; halfway between Cow Head Lake and Big Mud Lake; along an obscure dirt road 1.0 km north-northwest of Barrel Springs Road. 1670 Comment
  HSC81037  Artemisia tridentata subsp. tridentata G. M. Riegel 1979-7-12 529 Modoc S Warner Mtns. 1739 Comment
  RSA67246  Artemisia tridentata subsp. tridentata Philip A. Munz 1951-9-14 16983 Modoc Cedar Pass, Warner Mts. 1921 Comment
  SEINET3397748  Artemisia tridentata subsp. vaseyana Unknown 1994-1 s.n. Modoc 10 mi. S. of Newell Comment
  CAS-BOT-BC15654  Asclepias cordifolia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16441 Modoc 4 mi. E of Cedar Pass summit. Comment
  CAS-BOT-BC15655  Asclepias cordifolia E. S. Willits 1940-6-9 330 Modoc Fandango Pass. Comment
  UC105340  Asclepias fascicularis Mrs. R. M. Austin July 1894 Modoc Goose Lake Valley Comment
  JEPS49885  Asclepias fascicularis Frances D. Payne 1931-7-5 327 A Modoc about 3 mi n Parker Creek (Fern Spring Gulch, s and e of Alturas); Warner Mountains 1828 Comment
  CAS-BOT-BC15664  Asclepias speciosa Bruce Bartholomew 1994-7-4 6847 Modoc Hubert Creek. 1390 Comment
  SEINET10946900  Asclepias speciosa Bruce M. Bartholomew 1990-6-17 Bartholomew 5285 Modoc Surprise Valley, SW side of Lower Alkali Lake, 1.8 km N of Lassen Co. border 1370 Comment
  CDA13470  Aster campestris G. F. Hrusa, T. D. Wilfred 1996-7-21 13317 Modoc Modoc Plateau; Along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  RSA540055  Aster integrifolius Bruce Bartholomew 1989-8-12 5107 Modoc About 3.2 airline miles west of Patterson Ranger Station on road to Jess Valley 2060 Comment
  HSC71397  Astragalus californicus J. P. Smith, J. O. Sawyer 1972-5-6 5271 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  CAS-BOT-BC218210  Astragalus canadensis var. brevidens C. C. (Mrs.) Bruce 1897-8-1 2213 Modoc Lake shore. Comment
  POM16274  Astragalus carinatus M. S. Baker 1893-1 128 Modoc Egg Lake Comment
  CAS-BOT-BC218223  Astragalus curvicarpus var. curvicarpus James D. Jokerst 1983-5-31 1813 Modoc Near Signal Butte. 1340 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
  NY803532  Astragalus curvicarpus var. curvicarpus M. J. Williams 1984-6-29 84- 74 --1 Modoc 4.8 miles in on Fandango Pass road from Highway 395 1524 Comment
  CAS-BOT-BC218222  Astragalus curvicarpus var. curvicarpus R. M. Austin 1898-6-1 2212 Modoc Modoc County. Comment
  CAS-BOT-BC182063  Astragalus filipes Clare Butterworth Hardham 1961-6-19 7838 Modoc Davis Creek. Comment
  CAS-BOT-BC182069  Astragalus filipes Annie Montague Alexander; L. Kellogg 1946-6-12 4743 Modoc Fandango Pass road. Comment
  CAS-BOT-BC182070  Astragalus filipes Elmer Ivan Applegate 1897-5-31 881 Modoc Bloody Point, E side of Tule Lake. Comment
  HSC14516  Astragalus filipes M. T. Milligan 1965-6-30 400 Modoc E of Jess Valley 1829 Comment
  NY658482  Astragalus filipes B. M. Bartholomew 1989-6-2 4811 Modoc NE side of Upper Lake, 4 km. S of road to Fee Reservoir, NE end of Surprise Valley 1420 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
  CAS-BOT-BC182068  Astragalus filipes Mrs. H. C. Cantelow 1940-5-31 3797 Modoc E of Canby. Comment
  RSA0006759  Astragalus filipes H. D. Ripley, R. C. Barneby 1944-5-31 5993 Modoc Mesa NW of Alturas. 1372 Comment
  RSA520483  Astragalus filipes Bruce Bartholomew, B. Anderson 1989-6-2 4811 Modoc NE side of Upper Lake, 4km S of road to Fee Reservoir, NE end of Surprise Valley. 1420 Comment
  UCD150428  Astragalus filipes Harry A. George 1966-6-2 s.n. Modoc Davis Creek, Lakeside Ranch. Comment
  CHSC110988  Astragalus gibbsii Lowell Ahart; John Dittes 2012-7-12 18374 Modoc Along the poor dirt road to the gravel pit, about 1/10 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1276 Comment
  UC13380  Astragalus inversus Milo S. Baker 1893-6 Modoc Lava Beds Comment
  UC81353  Astragalus lentiginosus var. chartaceus Mrs. R. M. Austin June, 1894 253 Modoc shores Goose Lake; shores of Goose Lake 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
  CAS-BOT-BC182033  Astragalus purshii E. S. Willits 1940-4-27 197 Modoc Near quarantine station, Alturas. Comment
  CAS-BOT-BC182039  Astragalus purshii Bruce Bartholomew 1991-6-22 5868 Modoc E side of the Pit River, ca. 2 km S of Joseph Creek. 1410 Comment
  CAS-BOT-BC182032  Astragalus purshii Elmer Ivan Applegate 1935-6-7 9392 Modoc Sheepherders Road, Lava Beds National Monument. Comment
  CAS-BOT-BC182038  Astragalus purshii Elmer Ivan Applegate 1936-7-4 10511 Modoc N slope of Caldwell Butte, Lava Beds National Monument. Comment
  RSA245250  Astragalus purshii var. lagopinus M. T. Milligan 1966-6-19 468 Modoc Eroded volcanic plateau west of Jess Valley. 1829 Comment
  RSA415670  Astragalus purshii var. purshii Christopher Davidson 1973-5-24 2103 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  JEPS54806  Astragalus purshii var. tinctus Leland S. Smith 1917-6-15 806 Modoc Jess Valley , Jess Valley (Warner Mts.) Comment
  NY694436  Astragalus purshii var. tinctus B. M. Bartholomew 1988-5-13 4170 Modoc Ca. 1 km southeast of Parker Creek Road on West Warner Road, west side of the Warner Mountains 1710 Comment
  UC13463  Astragalus purshii var. tinctus Mrs. R. M. Austin June, 1894 252 Modoc hills near Willow Creek; near Willow Creek Comment
  RSA0006855  Astragalus purshii var. tinctus H. D. Ripley, R. C. Barneby 1949-6-11 14 Modoc About 8 mi. N of Davis Creek, Hwy 395 - 29.6 mi. N of Alturas. 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
  HSC30875  Astragalus whitneyi D. E. Jackson 1974-6-16 660 Modoc Stowe Reservoir Campground, Cedar Pass, Hwy. 299. 1890 Comment
  RSA60323  Astragalus whitneyi var. confusus E. K. Balls 1950-5-10 15964 Modoc 0.5 mi. p ast fork of Hwy 395 and road from Alturas to Cedarville. 1585 Comment
  SEINET10936502  Astragalus whitneyi var. confusus Jeffrey Huber 1971-6-3 Huber 95 Modoc 5 mi s of canby on calif hwy 299, lupinus heavily carpeting hillsides of large Basaltic boulders, sparse juniper, artemesia, purshia, poa assoc. 1280 Comment
  CAS-BOT-BC182011  Astragalus whitneyi var. lenophyllus Clare Butterworth Hardham 1961-6-18 7578 Modoc Mountains S of Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC30204  Athyrium filix-femina subsp. cyclosorum Bruce Bartholomew 1994-7-2 6826 Modoc North Fork of Davis Creek, W side of the Warner Mountains. 1910 Comment
  UC62694  Athyrium filix-femina var. cyclosorum Baker and Nutting 1894-9-5 Modoc near Forestdale Comment
  CAS-BOT-BC17521  Athysanus pusillus B. Bartholomew 1991-6-21 5821 Modoc Vicinity of Drift Fence Tank, 2 km south of Forest Service road 73 on road to Rim Rock Valley. 1580 Comment
  CHSC117879  Athysanus pusillus L. P. Janeway 2016-5-16 11980 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  RSA520472  Athysanus pusillus Bruce Bartholomew, B. Anderson 1989-4-27 4626 Modoc Little Hot Spring Valley, 4 km NW of Day. 1070 Comment
  POM229214  Atriplex truncata L. C. Wheeler 1935-9-4 3941 Modoc McGinty Point, Goose Lake. 1463 Comment
  CHSC67160  Balsamorhiza hookeri James D. Jokerst 1994-5-20 4062 Modoc Near Hog Reservoir N of Canby, N of Hwy. 139, N of railroad, E of gravel road to Hog Lake. 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
  CAS-BOT-BC15183  Balsamorhiza hookeri var. lanata Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6483 Modoc 5.6 km N of State Hwy 299 on Crowder Flat Road. 1580 Comment
  CAS-BOT-BC15186  Balsamorhiza hookeri var. lanata Francis Dorris Payne 1929-6-23 20 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15194  Balsamorhiza hookeri var. lanata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16474 Modoc 2.4 mil. S of Village of Davis Creek, SE side of Goose Lake Comment
  SEINET3141609  Balsamorhiza sagittata E. K. Balls 1950-5-10 15966 Modoc .5 mi. E past fork on Hwy. 395 & rd. rom Alturas 1585 Comment
  CAS-BOT-BC383142  Balsamorhiza serrata Andrew Townesmith; Karen M. Meyer 2007-9-15 929 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass 1928 Comment
  CAS-BOT-BC58628  Barbarea orthoceras Bruce Bartholomew 1992-5-16 6313 Modoc Wet pasture just E of the town of Davis Creek. 1480 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
  RSA0059626  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
  RSA482813  Barbarea orthoceras Christopher Davidson 1973-5-24 2104 Modoc South of Alturas on County Road 63 off Highway 395, near Likely. 1311 Comment
  UC615247  Barbarea orthoceras Beryl O. Schreiber 1934-6-10 1163 Modoc Lost Lake; Warner Mountains Comment
  CAS-BOT-BC248385  Beckmannia syzigachne Peter H. Raven; Otto T. Solbrig 1958-6-17 13304 Modoc Along United States Highway 299, 2.6 miles west of Alturas Comment
  CHSC99254  Beckmannia syzigachne Lowell Ahart; John Dittes 2008-6-21 14991 Modoc In shallow water and on wet soil, along the edge of 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-BC54183  Berberis aquifolium var. repens Isabelo T. Kelly 1930-1-1 51 Modoc Fandango Pass, Warner Mts. Comment
  CAS-BOT-BC54186  Berberis aquifolium var. repens Bruce Bartholomew; Barrett Anderson 1989-6-1 4773 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  CAS-BOT-BC54222  Berberis aquifolium var. repens John Thomas Howell 1934-6-11 11981 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC1561006  Bergia texana Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10487 Modoc Warner Mountains: Bed of Snake Lake. Comment
  UC1192265  Bergia texana Herbert L. Mason 1947-8-8 13462 Modoc Southwest margin of Big Sage Reservior, northwest of Alturas Comment
  NY1102124  Berula erecta G. Schoolcraft 1990-7-11 2105 Modoc About 2 miles west of West Valley Reservoir 1494 Comment
  POM229933  Betula nana L. C. Wheeler 1935-8-15 3858 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  HSC81822  Betula occidentalis G. M. Riegel 1980-7-14 881 Modoc S Warner Mtns. 1463 Comment
  CAS-BOT-BC497326  Betula occidentalis John Thomas Howell 1934-6-13 12095 Modoc Warner Mts., Patterson Mill Road 1676 Comment
  HSC67876  Bidens cernua J. P. Smith, J. O. Sawyer 1973-8-9 7271 Modoc Blue Lake, Modoc National Forest 1829 Comment
  CDA10502  Bidens cernua G. D. Barbe 1985-8-29 4249 Modoc West of Westside Road, South Fork of Pit River south of Alturas. 0 Comment
  CAS-BOT-BC15147  Bidens cernua var. cernua Herbert Louis Mason; Verne Grant 1947-7-12 13431 Modoc South loop of west side road, north of Likely Comment
  CAS-BOT-BC15150  Bidens laevis Doris K. Kildale 1926-9-11 2770 A Modoc Alturas. 1371 Comment
  CAS-BOT-BC218110  Bistorta bistortoides P. Monnet 1913-7-1 907 Modoc Warner's Range. 2438 Comment
  HSC17476  Bistorta bistortoides M. T. Milligan 1966-7-3 538 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  CAS-BOT-BC15092  Blepharipappus scaber Lillian S. Mott 1976-5-29 5 LM76 Modoc Devil's Garden, N of Alturas. 1402 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
  HSC41111  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3258 Modoc Modoc National Forest; along Hwy. 299 just N west of Adin Pass 1524 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
  JEPS54286  Boechera Mary H. Manning 1903-1 Modoc Ft. Bidwell Comment
  RSA0125907  Boechera Clare B. Hardham 1961-6-19 7591 Modoc Davis Creek; Warner Mountains. 2134 Comment
  CAS-BOT-BC13908  Boechera lemmonii Annie M. Alexander; Louise Kellogg 1946-7-30 5095 Modoc Eagle Peak, Warner Mountains. East slope below summit. Comment
  CAS-BOT-BC95737  Boechera pauciflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6550 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  CAS-BOT-BC25526  Boechera retrofracta Clare B. Hardham 1961-6-19 7591 Modoc Warner Mountains. Davis Creek. 2133 Comment
  CAS-BOT-BC25531  Boechera retrofracta John Thomas Howell 1934-6-14 12143 Modoc Warner Mountains. Near Lost Lake. 2438 Comment
  CAS-BOT-BC58293  Boechera retrofracta R. M. Austin 1885-1-1 Modoc Modoc County. Comment
  CAS-BOT-BC95740  Boechera sparsiflora Elmer Ivan Applegate 1932-8-1 8003 Modoc Mill Creek Meadows region, Warner Mts. Comment
  CAS-BOT-BC58646  Boechera stricta Elmer Ivan Applegate 1932-7-9 7614 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC25898  Boechera subpinnatifida B. Bartholomew 1995-6-24 7022 Modoc 2.6 km north off to Tionesta on State highway 139. 1250 Comment
  CAS-BOT-BC497317  Boisduvalia Fred P. Cronemiller, Jr. 1920-6-15 8 Modoc McKenzie Spring 1310 Comment
  RSA210868  Boisduvalia glabella Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39122 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  UC2116  Bolboschoenus fluviatilis Milo S. Baker 1893-7-2 Modoc Egg Lake Comment
  UC1100843  Bolboschoenus fluviatilis Verne Grant and Irving Schneider 1947-7-19 8060 Modoc Eastside Canal about one mi s Bayley's bridge (s of Alturas); Eastside Canal, s of Alturas Comment
  CHSC70713  Brickellia microphylla A. Sanger 1997-8-27 2610 Modoc South of Hwy 299 on Cedar Pass just north of the gravel shack at the proposed Cedar Creek trailhead. 1584 Comment
  CAS-BOT-BC244939  Brodiaea coronaria subsp. coronaria Barrett Anderson 1986-7-9 3141 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC244945  Brodiaea coronaria subsp. coronaria John Thomas Howell 1934-6-30 12272 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC482890  Brodiaea elegans subsp. elegans L. S. Smith 1926-6-7 1890 Modoc Tahoe Forest near Lake City 609 Comment
  CAS-BOT-BC242405  Bromus briziformis Roxana Stinchfield Ferris; R. Duthie 1919-6-15 158 Modoc Parker Creek. Comment
  HSC9115  Bromus briziformis M. T. Milligan 1965-6-27 374 Modoc N end Jess Valley 1616 Comment
  RSA180226  Bromus briziformis Clare B. Hardham 1961-6-18 7520 Modoc Cedar Pass. 1829 Comment
  SEINET4344989  Bromus briziformis M. J. Williams 1969-6-14 s.n. Modoc Jess Valley 1524 Comment
  SEINET4344995  Bromus briziformis M. J. Williams, J. Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC242430  Bromus carinatus var. carinatus Leland S. Smith 1917-6-20 47 Modoc Cantrall's Mill. 1828 Comment
  JEPS69155  Bromus carinatus var. carinatus Leland S. Smith 1924-5-26 Modoc near Pit River Ranger Station Comment
  JEPS69184  Bromus carinatus var. carinatus Leland S. Smith 1918-1 837 Modoc Comment
  UC1024859  Bromus carinatus var. carinatus Leo Whitney 1935-6-1 3171 Modoc 1 mi sw of White Horse Comment
  UC1024964  Bromus carinatus var. carinatus Leo Whitney 1935-7-6 3446 Modoc Pit River near Lookout; Pit River Comment
  JEPS69152  Bromus carinatus var. carinatus Leland S. Smith c. 1917 807 Modoc Comment
  JEPS69166  Bromus commutatus Leland S. Smith 1918-7-7 978 Modoc Modoc National Forest, Jess Valley Jess Valley; Modoc National Forest, Jess Valley Comment
  UC1025054  Bromus commutatus Leo Whitney 1935-7-21 3582 Modoc 15 mi w of Canby (Modoc National Forest, Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  UCD59507  Bromus diandrus L. Whitney 1935-5-30 3160 Modoc White Horse. 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
  CHSC85100  Bromus hordeaceus John Dittes; Josephine Guardino 1991-7-21 432 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
  SEINET5720387 Image available Bromus mollis Annie M. Alexander, Louise Kellogg 1946-1 4792 Modoc Silver Creek roads.; Patterson Mill 1829 Comment
  CAS-BOT-BC242460  Bromus suksdorfii Leland S. Smith 1922-7-20 1277 Modoc Rush Creek Ranger Station. 1905 Comment
  UC1101528  Callitriche hermaphroditica Herbert L. Mason and Verne Grant 1947-7-10 13348 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC95098  Callitriche palustris Bruce Bartholomew 1995-7-30 7069 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  CAS-BOT-BC95099  Callitriche palustris Bruce Bartholomew; Barrett Anderson 1990-7-19 5436 Modoc Sweagert Flat. 1860 Comment
  CHSC117242  Callitriche palustris Lowell Ahart; John Dittes 2016-7-16 21251 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  RSA210846  Callitriche verna R. F. Thorne, C. W. Tilforth 1969-9-4 39060 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1433 Comment
  RSA77851  Callitriche verna F. W. Peirson 1926-6-26 6907 Modoc Between Alturas and Canby. Comment
  CAS-BOT-BC244932  Calochortus leichtlinii John Thomas Howell 1934-7-13 12101 Modoc N fork of Barber Creek. 1828 Comment
  CAS-BOT-BC244938  Calochortus leichtlinii Elmer Ivan Applegate 1932-7-31 7958 Modoc Mill Creek Meadow. Comment
  JEPS127301  Calochortus macrocarpus Lowell Ahart, John Dittes 2016-7-14 21151 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  UC1134493  Calochortus macrocarpus R. C. Wilson 1933-7-18 68 Modoc s slope Barber Ridge; Modoc National Forest, Canby Quad. 1463 Comment
  RSA78908  Calochortus macrocarpus E. K. Balls, Percy C. Everett 1952-10-10 18149 Modoc Above S. Fk. Public Camp, 8 mi. E. of Likely on road to Jess Valley. 1555 Comment
  CAS-BOT-BC217329  Caltha leptosepala Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16485 Modoc 6.4 mi. S of Lassen Creek camp ground, on road to Buck Mt., Warner Mts. Comment
  NY485968  Caltha leptosepala R. M. Austin s.n. Modoc Lassen Creek Comment
  UC465570  Caltha leptosepala Mrs. R. M. Austin July 1894 Modoc Lassen Creek Comment
  CAS-BOT-BC15051  Calycadenia fremontii Milo Samuel Baker 1899-8-16 s.n. Modoc Little Hot Spring Valley. Comment
  SBBG128750  Calycadenia fremontii L. Ahart, J. Dittes 2008-8-26 15331 Modoc sides of County Rd 85a, 287 feet E of County Rd 91, 7.7 mi (air) NNE of Lookout 1303 Comment
  SBBG128894  Calycadenia fremontii L. Ahart, J. Dittes 2008-8-25 15294 Modoc W side of Pit River, ca. 1/8 mi E of County Rd 91, ca. 3.8 mi (air) NNE of Lookout 1273 Comment
  UC7766  Calyptridium monospermum Milo S. Baker 1893-6-30 Modoc Egg Lake 1371 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
  JEPS52516  Calyptridium umbellatum W. L. Jepson 1918-8-7 7891 Modoc Mount Bidwell, summit Mount Bidwell 2438 Comment
  CAS-BOT-BC95582  Calystegia occidentalis subsp. occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-21 4417 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CHSC118278  Camassia quamash subsp. breviflora L. P. Janeway 2016-5-17 12039 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans slough; about 3.2 air-km north of Big Sage Reservoir. 1494 Comment
  POM312923  Camassia quamash subsp. breviflora Malcolm A. Nobs, S. Galen Smith 1949-5-29 773 Modoc 1 mile east of Lake City Comment
  RSA41243  Camissonia subacaulis A. M. Alexander, Louise Kellogg 1946-6-26 4831 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  NY852162  Camissonia tanacetifolia L. C. Wheeler 1935-8-2 3744 Modoc Twelve Mile Creek, Warner Mountains 2195 Comment
  CAS-BOT-BC191077  Camissonia tanacetifolia subsp. tanacetifolia Mrs. H. C. Cantelow 1940-5-31 s.n. Modoc 0.8 mi. E of Canby. Comment
  CAS-BOT-BC191080  Camissonia tanacetifolia subsp. tanacetifolia Mrs. H. C. Cantelow 1940-5-31 4044 Modoc 0.8 mi. E of Canby. Comment
  CAS-BOT-BC191090  Camissonia tanacetifolia subsp. tanacetifolia Elmer Ivan Applegate 1929-6-25 5898 Modoc Cottonwood Creek, E side of Goose Lake. Comment
  CAS-BOT-BC95105  Campanula scabrella D. Showers 1978-8-8 4219 Modoc Near Patterson Lake. 2743 Comment
  UC117882  Capsella bursa-pastoris Mrs. R. M. Austin May 1894 20 Modoc Goose Lake Valley Comment
  NY120019  Cardaria chalepensis K. Paulson 1991-7-13 239 Modoc Near Bear Flat Road, southern Warner Mountains 2164.1 Comment
  CDA42987  Cardaria pubescens L. Ahart 2008-8-25 15287 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. Comment
  CDA3734  Cardaria pubescens T. C. Fuller 1959-7-8 4714 Modoc Highway 139, chain station, 5.4 miles north of Canby. 0 Comment
  CDA28673  Carduus acanthoides G. D. Barbe, C. B. Greenbank 1978-8-31 2427 Modoc Roadside, 1 mile south of junction of Camby Road and Highway 299. 0 Comment
  CHSC100860  Carex abrupta L. P. Janeway; B. Castro 2008-8-17 9673 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. Near moist bed of small rocky drainage channel. On moist slope on the side of the drainage. 2372 Comment
  CHSC109484  Carex abrupta L. P. Janeway; B. Castro 2012-7-25 10981 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  CHSC109514  Carex abrupta L. P. Janeway; B. Castro 2012-7-25 10980 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  CAS-BOT-BC242375  Carex atherodes Herbert Louis Mason; Verne Grant 1947-7-12 13424 Modoc Near S end of west side road, along railroad tracks, Pit River Valley, S of Alturas. Comment
  UC1540259  Carex diandra Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9084 Modoc along Highway 299 Highway 299 1402 Comment
  UCD140433  Carex heteroneura L. S. Smith 1918-8-11 1018 Modoc Trail to Lost Lake. Comment
  CAS-BOT-BC245140  Carex heteroneura var. epapillosa Annie Montague Alexander; L. Kellogg 1946-7-19 5030 Modoc Brenton Meadow, Warner Mts. 2072 Comment
  HSC75582  Carex hoodii G. M. Riegel 1979-7-5 489 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC497335  Carex lasiocarpa G. Schoolcraft 1996-7-23 2545 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  JEPS109542  Carex luzulina Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10459 Modoc Warner Mountains, northeast face Eagle Peak 2880 Comment
  RSA577443  Carex nebrascensis L. C. Wheeler 1935-8-16 3870 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1100493  Carex nebrascensis Herbert L. Mason 1947-8-13 13539 Modoc n of Canby (ne side of F reservoir) Comment
  SJSU9665  Carex nebrascensis W. Savage 1979-7-9 1510 Modoc border of pond by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UC190427  Carex nebrascensis M. S. Baker and Frank Nutting 1894-6-4 Modoc Hot Spring Valley Comment
  UC1024331  Carex pellita Annie M. Alexander and Louise Kellogg 1946-7-7 4931 Modoc Eight Mile Creek 1752 Comment
  JEPS127230  Carex praegracilis Lowell Ahart, John Dittes 2016-6-6 20966 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC67137  Carex rossii James D. Jokerst 1987-5-14 2877 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, E and ad-jacent to SW-NE oriented fence. 1348 Comment
  RSA0079904  Carex rossii Peter H. Raven 1962-5-29 17894 Modoc 13 miles northwest of Canby. Comment
  CHSC109478  Carex scopulorum var. bracteosa L. P. Janeway; B. Castro 2012-7-27 11020 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  CHSC109638  Carex sheldonii Lowell Ahart; John Dittes 2012-7-10 18306 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC1540257  Carex simulata Dean Wm. Taylor, Glenn L. Clifton 1987-6-24 9057 Modoc border of meadow tributary to lakebed Egg Lake 1280 Comment
  UC1024332  Carex straminiformis Annie M. Alexander and Louise Kellogg 1946-7-17 5007 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC245150  Carex subfusca Bruce Bartholomew 1989-8-12 5115 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  RSA233773  Carex subfusca Robert F. Thorne, C. W. Tilforth 1969-9-5 39145 Modoc Margin of small slough along South Fork of Pit River above jct. with West Creek at Public Campground, ca. 6 miles E of Likely. 1402 Comment
  RSA252447  Carex subfusca Robert F. Thorne, C. W. Tilforth 1969-9-5 39155 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  SEINET13722822  Carex subnigricans N. Otting, D. Lytjen 2004-9-1 959 Modoc South Warner Mountains, slopes east of Patterson Lake, 18 air miles southeast of Alturas. 2751 Comment
  RSA252422  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-5 39157 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  RSA252450  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-5 39186 Modoc Pine Creek where it is crossed by Highway 395, 3.4 miles S of Alturas. 1341 Comment
  UC1537639  Carex utriculata Gordon H. True Jr. 1939-7-21 990 Modoc n Canby; Jack Swamp Comment
  UC190430  Carex vesicaria M. S. Baker and Frank Nutting 1894-5-26 Modoc Goose Valley Comment
  CAS-BOT-BC225975  Castilleja applegatei subsp. pinetorum Elmer Ivan Applegate 1932-7-31 7950 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  CAS-BOT-BC229813  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-6-24 4363 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC229820  Castilleja applegatei subsp. pinetorum C. C. (Mrs.) Bruce 1893-6-1 95 Modoc Davis Creek. Comment
  JEPS27946  Castilleja applegatei subsp. pinetorum Frances D. Payne 1929-7-26 115 Modoc w base Warren Peak (in upper Pine Creek Basin); Warner Mountain Range, Pine Creek Basin 2133 Comment
  JEPS29112  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1961-6-20 1717 Modoc just n Dismal Creek Road with Fort Bidwell Road; Warner mts. 2346 Comment
  JEPS62828  Castilleja applegatei subsp. pinetorum John Weiler 1970-7-7 70197 Modoc above Cedar Pass (along Highway 299) 1950 Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  UC1585988  Castilleja applegatei subsp. pinetorum Barbara Ertter 1988-6-18 7644 Modoc n of Adin (on Hwy 299); Adin Summit 1584 Comment
  UC986478  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-7-18 5017 Modoc Benton Meadow; Warner Mountains 2072 Comment
  UC986482  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-12 4733 Modoc 2 mi s Fort Bidwell 1444 Comment
  UC199401  Castilleja applegatei subsp. pinetorum M. F. Gilman 559 Modoc 1524 Comment
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Jan 12 2007
  UC748159  Castilleja arachnoidea Annie M. Alexander and Louise Kellogg 1946-7-30 5099 Modoc e slope near summit Eagle Peak; Warner Mountains Comment
  UC1025095  Castilleja campestris subsp. campestris Leo Whitney 1934-5-5 1640 Modoc near Hackmore; Modoc National Forest 1524 Comment
  CAS-BOT-BC226036  Castilleja lacera Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16463 Modoc 5 mi. W of Fandango Pass, Warner Mountains Comment
  CDA13456  Castilleja lacera G. F. Hrusa, T. D. Wilfred 1996-7-21 13303 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  JEPS29100  Castilleja lacera Lauramay T. Dempster 1961-6-18 1699 Modoc 3.2 mi e Cedar Pass (near head of canyon s of highway) 1752 Comment
  JEPS79129  Castilleja lacera L. R. Heckard with R. Bacigalupi 1980-6-10 5233 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  POM7726  Castilleja linariifolia M. S. Baker 1898-08 528 Modoc Big Valley, near Johnsons. [County not specified.] Comment
Read comments
Jan 30 2016
  UC711895  Castilleja miniata Roxana S. Ferris and Laura Lorraine 1941-8-13 10523 Modoc Patterson Ranger Station Warner Mountains, Modoc National Forest, East Creek (East Creek drainage) 2164 Comment
  CAS-BOT-BC32642  Castilleja payneae Francis Dorris Payne 1929-7-26 126 Modoc Mt. Warren, Warner Mts. 2944 Comment
  CAS-BOT-BC241008  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8253 Modoc Between Mammouth [Mammoth] Cave and Lava Bed Nat. Mon. Comment
  CAS-BOT-BC241009  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8206 Modoc Near Kelley Hot Springs Comment
  UCSB19310  Castilleja pruinosa Haller, John 1962-6-7 Modoc Little Meadows campground, South Fork of the Pit River, 8 miles east of Likely, 1.5 miles west of the western end of Jess Valley Warner Mountains 1524 Comment
  CAS-BOT-BC497469  Castilleja psittacina Margaret J. Williams 1988-5-30 88- 23 -2 Modoc First road in to Big Sage Reservoir from Crowder Flat road, NW of Alturas 1539 Comment
  CAS-BOT-BC226074  Castilleja tenuis Bruce Bartholomew 1990-6-16 5283 Modoc Flat, 1.1 km W of West Warner Road just S of Bear Flat. 1830 Comment
  CAS-BOT-BC226077  Castilleja tenuis Francis Dorris Payne 1931-6-12 158 Modoc Parker Creek, Warner Mountains 1584 Comment
  CHSC85165  Castilleja tenuis John Dittes; Josephine Guardino 1991-7-21 395 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
  JEPS76809  Castilleja tenuis Theodore F. Niehaus 1978-6-28 952 a Modoc ca 12 mi w Canby (0.3 mi s on road to Craig Springs from junction with Loveness mainline logging road, and 0.05 mi into section 13) Comment
  SEINET14173703  Castilleja tenuis M. J. Williams 1984-7-1 84- 87 -3 Modoc Crowder Flat Road, near Big Sage Reservoir, NW of Alturas. 1372 Comment
  UC18271  Ceanothus cuneatus var. cuneatus Milo S. Baker 1893-7-1 Modoc 1371 Comment
  HSC18320  Ceanothus prostratus M. T. Milligan 1966-5-14 614 Modoc E slope of eroded volcanic plateau 1677 Comment
  POM126434  Ceanothus prostratus B. C. Goldsmith 1911-5-20 21 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  RSA59733  Ceanothus prostratus E. K. Balls 1950-5-20 14799 Modoc Above Mill Creek Falls Public Camp on way from likely to Clear Lake 1738 Comment
  UC452661  Ceanothus prostratus Franklin P. Nutting Modoc near Egg Lake; Northern California, near Egg Lake Comment
  SEINET12210602  Ceanothus prostratus J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4132 Modoc On White Horse Road near Egg Lake, n.w. of Lookout Comment
  UC70431  Ceanothus velutinus Milo S. Baker July 1898 537 Modoc Forestdale Comment
  RSA152459  Ceanothus velutinus I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 s.n. Modoc Brushy knoll near summit of Fandango Pass, Warner Mtns Comment
  RSA767494  Centaurea repens L. Ahart, John Dittes 2010-8-31 17093 Modoc South of parking area west of old barn, on west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County line, about 4.4 air miles west of Adin, about 7.2 air miles northeast of Bieber, Big Valley 1266 Comment
  CHSC117232  Centromadia pungens subsp. pungens Lowell Ahart; John Dittes 2016-7-16 21258 Modoc Along the north-south fence, south edge of Ash Creek Floodplain, northwest of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CAS-BOT-BC95206  Cerastium fontanum Bruce Bartholomew 1991-8-6 6090 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  CAS-BOT-BC95501  Ceratophyllum demersum Bruce Bartholomew 1989-8-11 5053 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. 1430 Comment
  RSA252425  Ceratophyllum demersum R. F. Thorne, C. W. Tilforth 1969-9-5 39187 Modoc Pine Creek where it is crossed by Hwy 395, 3.4 miles S of Alturas. 1341 Comment
  UC956844  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-20 8097 Modoc North Fork of Pit River by Dorris Bridge (Alturas); North Fork of Pit River Comment
  HSC59869  Cercocarpus ledifolius J. P. Smith, J. O. Sawyer 1973-8-9 7267 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  RSA101382  Cercocarpus ledifolius R. Weatherby 1955-7-8 1632 Modoc 5 miles N of Ft. Bidwell, Northern Warner Mts. 1646 Comment
  CHSC109890  Cercocarpus ledifolius var. intermontanus B. Castro; L. P. Janeway 2012-7-25 1963 Modoc Warner Mountains. Along Twelve Mile Creek ca 3.5 air mi ESE of Dismal Swamp and 1.8 air mi NE of Mount Bidwell. 2218 Comment
  NY848760  Cercocarpus ledifolius var. intermontanus J. T. Howell 1934-6-12 12009 Modoc Between Davis Creek and Plum Valley Comment
  CAS-BOT-BC197531  Cercocarpus ledifolius var. ledifolius Bruce Bartholomew; Mona Bourell 1990-4-27 5170 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC214644  Cercocarpus ledifolius var. ledifolius Belknap C. Goldsmith 1910-5-9 7 Modoc Fandango Creek, West slope Warner Mountains 1584 Comment
  CAS-BOT-BC248320  Cercocarpus ledifolius var. ledifolius B. Bartholomew; H. Sun 2002-6-24 8866 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  CAS-BOT-BC15061  Chaenactis douglasii var. douglasii Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10615 A Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mtns., Modoc National Forest 1889 Comment
  POM253146  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc U.S. Highway #299, between Alturas and Canby. 1341 Comment
  CAS-BOT-BC15026  Chaenactis macrantha Bruce Bartholomew 1995-6-2 6937 Modoc 6.4 km E of Eagleville, S end of Surprize Valley. 1380 Comment
  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
  CAS-BOT-BC245410  Chamaesaracha nana Leland S. Smith 1918-7-14 995 Modoc Mill Creek, Eagleville Trail. 2133 Comment
  CAS-BOT-BC245422  Chamaesaracha nana Annie Montague Alexander; L. Kellogg 1946-7-24 5065 Modoc Bear Camp Flat, along trail to Emerson Camp. Warner Mountains. Comment
  CAS-BOT-BC245423  Chamaesaracha nana Elmer Ivan Applegate 1897-5-30 862 Modoc Timbered Mountain, S of Dry Lake. Comment
  UC748043  Chamaesaracha nana Annie M. Alexander and Louise Kellogg 1946-7-24 5065 Modoc Bear Camp Flat Warner Mountains (along trail to Emerson Camp) Comment
  UC1192290  Chamaesyce serpyllifolia Verne Grant and Irving Schneider 1947-7-20 8089 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC748246  Chamaesyce serpyllifolia Annie M. Alexander and Louise Kellogg 1946-6-20 4808 Modoc field below town Eagleville 1440 Comment
  CDA35279  Chamaesyce serpyllifolia Louis C. Wheeler 1963-8-24 s.n. Modoc Warner Mountains; Sworinger Reservoir. Comment
  SFV7751  Chenopodium leptophyllum T. Gordon, K. Kimbrough 1975-8-15 1217 Modoc Just east of the entrance to Lava Beds National Monument. 1280 Comment
  POM228960  Chenopodium salinum L. C. Wheeler 1935-8-18 3892 Modoc 2 miles northeast of Alturas 1357 Comment
  RSA624502  Chenopodium salinum L. C. Wheeler 1935-8-18 3892 Modoc 2 miles northeast of Alturas 1357 Comment
  CHSC31500  Chimaphila menziesii N. E. H. Prouty 1980-8-6 210 Modoc Modoc Nat. Forest, Warner Mt. District. Along south bank of North Fork Pine Creek. 1584 Comment
  CAS-BOT-BC95667  Chimaphila umbellata Bruce Bartholomew 1995-7-30 7044 Modoc Big Valley Mountains N of County Road 94. 1400 Comment
  UC73568  Chimaphila umbellata Milo S. Baker Aug. 1898 534 Modoc Forestdale Comment
  JEPS58685  Chrysolepis sempervirens Leland S. Smith 1918-10-20 1056 Modoc North Fork Davis Creek; Modoc Forest 2133 Comment
  CAS-BOT-BC15031  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-5 8183 Modoc S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC15008  Chrysothamnus nauseosus subsp. albicaulis Bruce Bartholomew 1991-10-12 6112 Modoc Roadside next to Roney Flat on Forest Service Rd. 41N11. 1460 Comment
  RSA301908  Chrysothamnus nauseosus subsp. albicaulis L. C. Anderson 1958-8-24 1615 Modoc Cedar Pass Campgrounds in the Warren Mts., 8 miles W of Cedarville Comment
  RSA817  Chrysothamnus nauseosus subsp. consimilis E. R. Johnson 1928-8-31 1191 Modoc Big Valley, south of Lookout 1250 Comment
  CAS-BOT-BC14982  Chrysothamnus viscidiflorus subsp. puberulus Bruce Bartholomew 1991-8-6 6093 Modoc 9 km E of Eagleville, Surprise Valley. 1450 Comment
  POM40574  Chrysothamnus viscidiflorus subsp. viscidiflorus Mrs. R. M. Austin 1895-07 543 Modoc Goose Lake Valley. Comment
  RSA301895  Chrysothamnus viscidiflorus subsp. viscidiflorus L. C. Anderson 1958-8-23 1611 Modoc Along fence rows beside highway and around Middle Lake; 1 mile east of Cedarville 1425 Comment
  CAS-BOT-BC14972  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CAS-BOT-BC21485  Cicuta douglasii John Thomas Howell 1934-6-12 12001 Modoc Davis Creek. Comment
  CDA38302  Cicuta douglasii T. C. Fuller 1959-7-8 s.n. Modoc 3.4 miles east of Tulelake. 0 Comment
  UC748357  Cicuta maculata var. angustifolia Annie M. Alexander and Louise Kellogg 1946-7-6 4916 Modoc East Eagleville Comment
  CHSC116066  Cirsium arvense Lowell Ahart; John Dittes 2015-7-16 20384 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
  CAS-BOT-BC14958  Cirsium cymosum R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 165 Modoc Goose Lake. Comment
  CAS-BOT-BC14959  Cirsium cymosum John Thomas Howell 1934-6-13 12058 Modoc Fandango Pass. 1828 Comment
  CDA1165  Cirsium cymosum T. C. Fuller 1959-7-8 2761 Modoc Hwy 299; 8 mi. west of Alturas. 0 Comment
  HSC5400  Cirsium occidentale var. candidissimum M. T. Milligan 1966-7-7 564 Modoc East of Jess Valley, Warner Mtns. 1738 Comment
  UCR57503  Cirsium pastoris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 11 Modoc East of Likely on Jess Valley Rd. 1415 Comment
  CAS-BOT-BC14941  Cirsium scariosum Bruce Bartholomew; Barrett Anderson 1988-7-22 4491 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  HSC81013  Cirsium scariosum G. M. Riegel 1979-7-13 531 Modoc South Warner Mtns. 2100 Comment
  JEPS59202  Cirsium scariosum Milo S. Baker 1893-6-20 Modoc Comment
  UC30795  Cirsium scariosum var. americanum Milo S. Baker 1893-6-2 Modoc Comment
  CAS-BOT-BC191001  Clarkia Fred. P. Cronemiller 1920-6-15 9 Modoc McKenzie Spring. 1310 Comment
  RSA41236  Clarkia affinis A. M. Alexander, Louise Kellogg 1946-6-12 4738 Modoc Fandango Pass Road 1707 Comment
  CAS-BOT-BC172040  Clarkia gracilis subsp. gracilis Clare B. Hardham 1961-6-19 7818 Modoc Davis Creek, Warner Mountains 1524 Comment
  CAS-BOT-BC191066  Clarkia gracilis subsp. gracilis Bruce Bartholomew; Barrett Anderson 1988-6-23 4290 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC191074  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1991-6-20 5773 Modoc Junction of county roads 87 and 90. 1220 Comment
  CHSC85162  Clarkia gracilis subsp. gracilis John Dittes; Josephine Guardino 1991-7-21 398 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
  UC422848  Clarkia lassenensis Franklin P. Nutting Modoc Forestdale Comment
  JEPS43695  Clarkia lassenensis Frances D. Payne 1931-6-21 228 Modoc ridge sw Dry Creek (northern tributary of Parker Creek); Warner Mountains 1981 Comment
  SEINET5336344  Claytonia lanceolata L. Miller 1933-3-29 s.n. Modoc On Cedar pass near Cedarville Comment
  SEINET195684 Image available Claytonia lanceolata var. sessilifolia Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2190 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
  CAS-BOT-BC197437  Claytonia perfoliata subsp. intermontana John Thomas Howell 1934-6-11 11953 Modoc Parker Creek. 1584 Comment
  JEPS43368  Claytonia perfoliata subsp. intermontana Frances D. Payne 1931-6-22 239 Modoc s and e of Alturas (Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek, Dry Creek 1828 Comment
  CAS-BOT-BC197467  Claytonia rubra subsp. rubra Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16418 Modoc Near summit of Cedar Pass. Comment
  CDA25291  Cleome platycarpa Loring White 1969-6-27 Modoc Found at several locations near Canby. 0 Comment
  CAS-BOT-BC229854  Collinsia parviflora John Thomas Howell 1934-6-13 12055 Modoc Fandango Pass, Warner Mountains 1828 Comment
  JEPS17636  Collinsia parviflora Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5398 Modoc 3.3 mi e Patterson Ranger Station (summit of forest rd across s Warner Range); Warner Mtns 2225 Comment
  RSA59930  Collinsia parviflora E. K. Balls 1950-5-11 14619 Modoc 8 mi. n. of Lake City, w. shore Upper Lake. 1418 Comment
  HSC20612  Collinsia parviflora M. T. Milligan 1964-6-20 56 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  JEPS23849  Collinsia parviflora Peter H. Raven with Otto T. Solbrig 1958-6-18 13313 Modoc Cottonwood Flat Camp Ground; Modoc National Forest Comment
  CAS-BOT-BC190730  Collomia grandiflora John Thomas Howell 1934-6-13 12075 Modoc Fandango Pass, Warner Mts. 1828 Comment
  UC907920  Collomia grandiflora F. H. Frost 1925-7-13 74 Modoc summit Warner Mts., Cedar Canyon Comment
  UCD118163  Collomia grandiflora J. M. Tucker 1950-7-25 1972 Modoc Beside Highway 139, 26.4 miles SE of Tule Lake. Comment
  HSC16918  Collomia grandiflora R. C. Wunner 1965-6-20 310 Modoc Lava Beds National Monument; Indian Well near Supt. residence area 1463 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-BC190721  Collomia linearis Leland S. Smith 1918-7-15 1000 Modoc Mill Creek Corral pasture. 2087 Comment
  RSA164297  Collomia linearis Clare B. Hardham 1961-6-18 7561 Modoc Cedar Pass Comment
  JEPS71069  Collomia tinctoria Frances D. Payne 1932-7-1 658 Modoc 2 mi sw Warren Peak (dry slope); Warner Mts., Pine Creek Basin Comment
  CAS-BOT-BC225786  Comandra umbellata subsp. californica Bruce Bartholomew; Barrett Anderson 1988-5-14 4197 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 Comment
  CAS-BOT-BC214801  Comarum palustre Robert Folger Thorne; C. W. Tilforth 1969-9-5 39162 Modoc Clear Lake, Warner Mts. Modoc National Forest 1767 Comment
  CDA19672  Conyza canadensis G. D. Barbe 1991-8-28 4447 Modoc Modoc Plateau; Modoc National Forest. Kelley Spring site, n of Adin. 3.4 mi from Hwy 299 at Rush Creek, on Primary Forest Service Rd 22 and Rd 40N33. 1645 Comment
  UC429103  Corallorhiza striata Franklin P. Nutting Modoc near Whitehorse Lake Comment
  SBBG100047  Cordylanthus capitatus L. R. Heckard, P. Rubtzoff 1971-8-3 2705 Modoc summit of Old Cannon Mill Rd, 3.5 mi N of Cedarville Pass 1981 Comment
  SD133735  Cordylanthus capitatus L. R. Heckard, P. Rubtzoff 1971-8-3 2705 Modoc At summit of Old Cannon Mill road, 3.5 miles north of Cedarville Pass, Warner Mts 1981 Comment
  HSC80864  Cordylanthus capitatus G. M. Riegel 1980-7-23 929 Modoc N Warner Mtns. 1982 Comment
  UC70425  Cornus nuttallii Milo S. Baker 1898-8-1 515 Modoc Bowen's Springs Comment
Read comments
Dec 11 2015
  CAS-BOT-BC210266  Cornus sericea John Thomas Howell 1934-6-11 11964 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95600  Cornus sericea Roxana Stinchfield Ferris; R. Duthie 1919-6-14 54 Modoc Parker Creek above the National Forest Boundary. Comment
  POM77924  Cornus stolonifera Mrs. R. M. Austin 1893-07 503 Modoc Davis Creek Comment
  POM97790  Corydalis aurea subsp. aurea Mrs. R. M. Austin 1884-06 s.n. Modoc Modoc County: Pilt River Comment
  UCD168577  Cotula mexicana Thomas Getts 2017-7-27 s.n. Modoc Three miles east and south of the town of Likely, Likely Place Golf and RV Resort. 1388 Comment
  POM203067  Crepis acuminata J. T. Howell 1934-6-30 12289 Modoc Duncan Horse Camp. Comment
  HSC81020  Crepis acuminata G. M. Riegel 1978-6-24 99 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC14925  Crepis bakeri Bruce Bartholomew; Barrett Anderson 1990-7-20 5479 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  SJSU8812  Crepis bakeri H. L. Buckalew 1961-6-25 Modoc near Stowe Reservoir c. 1 mi N of Cedar Pass on Cedar-Alturas Road 2072 Comment
  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
  CAS-BOT-BC376518  Crepis bakeri subsp. bakeri Florence Angwin 1946-5-10 s.n. Modoc Big Valley, 2 miles northwest of Adin 1280 Comment
  CAS-BOT-BC14853  Crepis intermedia Elmer Ivan Applegate 1932-8-5 8180 Modoc Arid S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC14897  Crepis intermedia David Daniels Keck; Jens Chr. Clausen 1935-6-24 3721 Modoc 3 mi. N of Davis Creek. 1524 Comment
  CAS-BOT-BC14914  Crepis modocensis Alice Eastwood; John Thomas Howell 1940-6-12 8091 Modoc Jess Valley. Comment
  CAS-BOT-BC248361  Crepis modocensis B. Bartholomew; H. Sun 2002-6-24 8844 Modoc E of Bald Mt., on the E side of the Warner Mountains 2170 Comment
  CAS-BOT-BC14880  Crepis modocensis subsp. subacaulis Bruce Bartholomew 1990-6-17 5353 Modoc 7.2 km N of Buck Creek Ranger Station, W side of Warner Mountains. 1950 Comment
  CAS-BOT-BC14856  Crepis occidentalis Annie Montague Alexander; Louise Kellogg 1946-6-28 4865 Modoc Mouth of Pine Creek Canyon, Warner Mountains 1524 Comment
  SBBG30620  Crepis occidentalis D. Myrick 1968-6-20 1961 Modoc E edge of Alturas 1332 Comment
  CDA10001  Crepis occidentalis Mike Brooks 2008-6-3 PDR# 1291669 Modoc Alturas, Carlos St. 0 Comment
  UC581313  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1846 Modoc roadside 5 mi s Davis Creek Comment
  SEINET7881829 Image available Crepis occidentalis subsp. costata Helen K. Sharsmith 1955-1 4485 Modoc just north of Cedar Pass. 1890 Comment
  UC1191647  Cressa truxillensis Herbert L. Mason 1947-8-15 13541 Modoc e. side Goose Lake (mouth of Crane Creek on Willow Ranch); Willow Ranch, Crane Creek, Goose Lake Comment
  RSA564303  Crocidium multicaule George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 16.1 miles northwest of Canby. Along California Highway 139. 1280 Comment
  UC1004195  Crocidium multicaule W. A. Weber and Lewis S. Rose 1953-5-22 8451 Modoc 7 mi e Alturas (on road to Cedarville) 1371 Comment
  CHSC116065  Crypsis alopecuroides Lowell Ahart; John Dittes 2015-7-16 20385 Modoc North edge of Ash Ceek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Ceek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117300  Crypsis alopecuroides Lowell Ahart, John Dittes 2010-8-31 17118 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  UCD22685  Cryptantha Sarah Martin 1990-4-21 12 Modoc Modoc quadrangle. Comment
  UC857049  Cryptantha ambigua Milo S. Baker 1936-6-14 8311 Modoc several mi n Quarantine Station (along highway Malin to Canby) Comment
  CAS-BOT-BC54150  Cryptantha intermedia John Thomas Howell 1934-7-1 12334 Modoc Duncan Horse Camp. 1355 Comment
  SBBG25790  Cryptantha intermedia C. B. Hardham 1961-6-18 7545 a Modoc Cedar Pass Comment
  UC1191650  Cryptantha intermedia Herbert L. Mason and Verne Grant 1947-7-13 13447 Modoc near Goose Lake (on road to Fort Bidwell, w end of Fandango Pass); Fandango Pass Comment
  UC194969  Cryptantha intermedia W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Creek Warner Mountains 1676 Comment
  HSC75578  Cryptantha simulans G. M. Riegel 1980-7-8 853 Modoc S Warner Mtns. 1739 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
  HSC80940  Cryptantha torreyana G. M. Riegel 1979-7-18 509 Modoc S Warner Mtns. 2100 Comment
  CHSC109508  Cryptantha torreyana var. torreyana L. P. Janeway; B. Castro 2012-7-25 10993 Modoc Warner Mountains. Low broad ridge 1.1 km east of Dismal Swamp. 2250 Comment
  UC1321449  Cupressus bakeri C. O. Stone 1964-6-20 COS- 291 Modoc just w of n 1/4 Cor. of Sec. 18 (at logging road crossing: NE1/4, NE1/4, NW1/4); Fall River Mills Quad. 1085 Comment
  UC55243  Cupressus bakeri H. M. Hall and E. B. Babcock 1903-7-1 4231 Modoc lava beds of sw Modoc Co. Sierra Nevada Mountains 1219 Comment
  CAS-BOT-BC21484  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1995-6-1 6921 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  UC1100558  Cyperus squarrosus Malcolm A. Nobs and S. Galen Smith 1949-7-20 1053 Modoc 4 mi. w. Adin Comment
  UC4451  Cypripedium montanum Milo S. Baker 1893-6-29 Modoc Comment
  JEPS35193  Cystopteris fragilis Mary H. Manning 1912-4 Modoc Tule Lake Comment
  SEINET6627865  Cystopteris fragilis D. A. Charlet 1989-8-16 541 Modoc Warner Mountains, 1.1 kilometers northwest of Eagle Peak 2652 Comment
  CAS-BOT-BC242496  Dactylis glomerata Bruce Bartholomew; Barrett Anderson 1988-7-22 4474 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  UC1523805  Damasonium californicum Gregg Reigel 1981-7-13 1155 Modoc near Lookout Lookout 1280 Comment
  JEPS68516  Danthonia californica Leland S. Smith 1920-7-13 1178 Modoc Grizzly Range; meadows Comment
  CAS-BOT-BC242486  Danthonia unispicata Leo David Whitney 1934-5-18 2173 Modoc Timbered Mt. Comment
  POM265519  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc near Surprise, ca. 15 miles north of Alturas 1402 Comment
  SD34479  Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt Adin. 1829 Comment
  UC163598  Danthonia unispicata Milo S. Baker Modoc near Egg Lake Comment
  UC816978  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc near Surprise (ca 15 mi n of Alturas) 1402 Comment
  UC53339  Danthonia unispicata M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  SBBG128275  Deinandra lobbii L. Ahart, J. Dittes 2010-8-30 17059 Modoc ca. 5 yards E of the fence, S edge of the meadow, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8.0 mi NE of Bieber 1267 Comment
  NY492439  Delphinium C. D. Marsh 7780 Modoc 17 miles east of Alturas 1800 Comment
  CAS-BOT-BC217304  Delphinium nudicaule Bruce Bartholomew 1994-5-14 6684 Modoc Near Day Rock. 1280 Comment
  CAS-BOT-BC217310  Delphinium nuttallianum Bruce Bartholomew 1991-6-22 5865 Modoc Mill Creek 9.3 km NW of Fort Bidwell, E side of the Warner Mountains. 1860 Comment
  CAS-BOT-BC217323  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-18 7569 Modoc Mountains S of Cedar Pass. North slopes. Comment
  RSA27686  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles NE of Alturas. 1677 Comment
  UCSB17309  Delphinium nuttallianum Haller, John 1961-6-25 Modoc Eagleville-Likely road; 0.5 mi W of crest of Warner Mountains; about 3 mi E of Patterson Ranger Station 2286 Comment
  CAS-BOT-BC242478  Deschampsia danthonioides Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake Ranch near S end. Comment
  CAS-BOT-BC242479  Deschampsia danthonioides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 167 Modoc Parker Creek at Modoc National Forest boundary. Comment
  CAS-BOT-BC247775  Deschampsia danthonioides Bruce Bartholomew 1991-7-5 5933 Modoc Cow Head Tank, ca. 6 km NW of Dorris Brothers Reservoir. 1520 Comment
  SEINET4566918  Deschampsia danthonioides I. Tidestrom 1910-6-25 3642 Modoc Sibley Draw, north fork Modoc Comment
  UC117453  Descurainia incisa subsp. filipes Mrs. R. M. Austin May 1894 19 Modoc Goose Lake Valley Comment
  CAS-BOT-BC58606  Descurainia paradisa Bruce Bartholomew 1993-6-13 6637 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  NY125969  Descurainia paradisa var. paradisa B. M. Bartholomew 1994-5-15 6693 Modoc East of Eagleville near the Eagleville Airport, Surprize Valley 1380 Comment
  UC10818  Descurainia pinnata Milo S. Baker Jun 20 1893-Jul 14 1893 Modoc near Egg Lake Comment
  CHSC85190  Descurainia sophia John Dittes; Josephine Guardino 1991-6-1 344 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC190760  Dicentra uniflora Bruce Bartholomew; Mona Bourell 1990-4-27 5196 Modoc Granger Summit Rd, 4 km N of southern turnoff to Deep Creek, Warner Mts. 2130 Comment
  CAS-BOT-BC248357  Dicentra uniflora B. Bartholomew; H. Sun 2002-6-24 8840 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  SEINET10533977  Dichelostemma multiflorum Bartholomew 1990-4-26 BARTHOLOMEW 5148 Modoc 0.5 km S of Day. Oak woodland surrounded by Pinus ponderosa forests. T39N R5E S22. 1100 Comment
  CAS-BOT-BC49468  Dieteria canescens var. shastensis Bruce Bartholomew 1989-8-10 5045 Modoc 8.7 km E of Day on County Road 94. Comment
  HSC5092  Dieteria canescens var. shastensis M. S. Baker 1893-1 Modoc Egg Lake Comment
  CAS-BOT-BC49469  Dieteria canescens var. shastensis Leland S. Smith 1919-8-8 1141 Modoc Hilton Dairy. 1493 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
  CHSC14072  Diplacus tricolor K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5825 Modoc W side of Egg Lake. 1295 Comment
  HSC7537  Dipsacus fullonum M. T. Milligan 1964-8-8 223 Modoc 200 yards S of Pine Creek Blvd. on Hwy. 395 1372 Comment
  HSC17849  Dodecatheon alpinum M. T. Milligan 1965-6-26 335 Modoc N end Jess Valley. 1616 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
  UC640440  Dodecatheon alpinum Elmer I. Applegate 1932-8-7 8228 Modoc along mossy stream at Lily Lake Warner Mountains, , Lily Lake (Bidwell Pass) Comment
  UC201724  Dodecatheon alpinum W. P. Taylor and H. C. Bryant 1910-7-24 Modoc e face Warren Pk Warner Mountains, e face Warren Pk 2651 Comment
  HSC24628  Dodecatheon conjugens Leo D. Whitney 1935-5-19 3108 Modoc Edge of Hackamore River, near Hackamore Comment
  SEINET7073593  Dodecatheon conjugens A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  UCR87513  Dodecatheon conjugens George K. Helmkamp, E. A. Helmkamp 1993-5-4 87513 Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  RSA59365  Dodecatheon conjugens E. K. Balls 1950-5-11 14628 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8-mile Creek. 1463 Comment
  UC1719911  Dodecatheon conjugens D. H. Norris 1996-4-23 88099 Modoc near intersection Bushy Rd. Comment
  CAS-BOT-BC218271  Dodecatheon conjugens var. conjugens Edward Kent Balls 1950-5-17 14737 Modoc Howard's Gulch Public Camp, off Hwy 139, NW of Canby. 1432 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-BC95111  Downingia bacigalupii Bruce Bartholomew 1990-6-18 5375 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  CAS-BOT-BC95121  Downingia bacigalupii E. S. Willits 1940-7-1 344 Modoc Davis Creek. Comment
  UC1025092  Downingia bacigalupii Leo Whitney 1934-5-27 1692 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  UC1608315  Downingia bacigalupii J. Kierstead 1991-7-5 91 -97 Modoc 1.9 mi nw town of Day Comment
  JEPS23864  Downingia bicornuta var. bicornuta Peter H. Raven with Otto T. Solbrig 1958-6-18 13323 Modoc e outskirts of Lookout Lookout Comment
  JEPS21586  Downingia bicornuta var. bicornuta Calvin McMillan 1949-6-16 1535 Modoc 3 mi s Crowder (about 7 mi s of Oregon border, n central Modoc County) Comment
  UC890611  Downingia bicornuta var. bicornuta Elmer I. Applegate 1932-7-30 7946 Modoc just s Alturas Comment
  JEPS79127  Downingia cuspidata L. R. Heckard with R. Bacigalupi 1980-6-10 5231 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  CAS-BOT-BC95136  Downingia insignis Rimo Bacigalupi; L. R. Heckard 1952-6-18 3742 Modoc At Railroad crossing 0.75 mile east of Canby, along U.S. No. 299 Comment
  CAS-BOT-BC498756  Draba L. S. Smith 1918-8-17 66 Modoc Modoc Forest, Marren Mt. 2621 Comment
  CAS-BOT-BC58296  Draba albertina Annie Montague Alexander; L. Kellogg 1946-8-3 5112 Modoc Head of Eagle Creek, Warner Mts. Comment
  HSC80852  Draba albertina G. M. Riegel 1980-8-26 1109 Modoc S Warner Mtns. 2329 Comment
  CAS-BOT-BC58552  Draba densifolia Bruce Bartholomew 1991-8-5 6074 Modoc Summit Trail, NW side of Squaw Peak, W side of Warner Mts. 2450 Comment
  CAS-BOT-BC41932  Draba novolympica Annie M. Alexander; Louise Kellogg 1946-8-9 5134 Modoc Between Squaw Peak and Warren Peak, Patterson Lake Trail, Warner Mountains. Comment
  CAS-BOT-BC58588  Draba verna Bruce Bartholomew; Barrett Anderson 1988-5-12 4101 Modoc White Horse. 1340 Comment
  CAS-BOT-BC58589  Draba verna K. Paulson; Robert Paulson 1991-5-25 221 Modoc W side of Goose Lake, ca. 1 mi. S of Log Landing. 1478 Comment
  CAS-BOT-BC58591  Draba verna Bruce Bartholomew 1993-4-5 6416 Modoc S side of Pit River on County Road 84, ca. 2 km E of County Road 85. 1340 Comment
  UCR87535  Draba verna George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 35.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  JEPS47207  Drymocallis glandulosa var. reflexa Frances D. Payne 1931-6-18 190 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC14804  Dugaldia hoopesii Annie Montague Alexander; L. Kellogg 1946-7-7 4950 Modoc Eight Mile Creek, northeast corner of county 1752 Comment
  CAS-BOT-BC14805  Dugaldia hoopesii Leland S. Smith 1917-8-30 153 Modoc Mt Bidwell and Vida. 2286 Comment
  UC1024970  Echinochloa crus-galli Leo Whitney 1935-7-6 3435 Modoc Pit River near Lookout; Pit River Comment
  RSA210778  Echinochloa crus-pavonis R. F. Thorne, C. W. Tilforth 1969-9-4 39051 Modoc Wet meadow along N Fork of Pit River, 11.8 mi. N of Alturas along Hwy 395. 1372 Comment
  JEPS117937  Elaeagnus angustifolia L. P. Janeway, B. Castro 2008-8-16 9539 Modoc Surprise Valley Modoc Plateau (east side of Middle Alkali Lake, north side of Hwy 299 8.2 km east of Cedarville.) 1370 Comment
  CAS-BOT-BC95640  Elatine John Thomas Howell 1934-6-15 12200 Modoc Dorris Reservoir. Comment
  PASA431  Elatine americana Frank W. Peirson 1926-6-26 Modoc Road from Alturas to Canby Comment
  UC1101534  Elatine triandra Herbert L. Mason 1947-8-8 13472 Modoc nw Alturas (sw margin of Big Sage Reservior) Comment
  POM313053  Eleocharis bella H. L. Mason 1947-8-13 13526 Modoc Northeast side of F reservoir, north of Canby Comment
  UC1100606  Eleocharis coloradoensis Herbert L. Mason 1947-8-12 13512 Modoc junction of North and South forks of Pit River, Alturas Comment
  CHSC117762  Eleocharis pachycarpa L. P. Janeway 2016-5-18 12073 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. Broad flat meadow in rolling terrain of yellow pine and juniper. 1606 Comment
  UCD18895  Eleocharis pachycarpa Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 203 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site, pool # CAN001. Comment
  POM313060  Eleocharis quinqueflora Malcolm A. Nobs, Calvin McMillan 1949-6-16 796 Modoc Dry Valley Reservoir, 33 miles north-northwest of Alturas Comment
  CAS-BOT-BC245108  Elodea canadensis Milo Samuel Baker 1899-8-12 5481 Modoc Egg Lake. Comment
  CAS-BOT-BC245109  Elodea canadensis Bruce Bartholomew 1991-10-12 6111 Modoc Ash Creek, 1.8 km S of County Rd. 87 on County Rd. 87A. 1280 Comment
  RSA577894  Elodea canadensis L. C. Wheeler 1935-9-29 4011 Modoc Two miles south of Alturas 1357 Comment
  CHSC100122  Elymus cinereus L. P. Janeway; B. Castro 2008-8-16 9543 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  UCD61525  Elymus elymoides L. D. Whitney 1935-6-29 Modoc Near Hackamore. Comment
  CAS-BOT-BC247740  Elymus elymoides subsp. elymoides Bruce Bartholomew 1990-6-17 5319 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  CAS-BOT-BC247750  Elymus elymoides subsp. elymoides John Thomas Howell 1934-7-1 12324 Modoc Duncan Horse Camp. 1355 Comment
  JEPS74072  Elymus elymoides subsp. elymoides Frances D. Payne 1932-7-3 590 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1024922  Elymus elymoides subsp. elymoides Leo Whitney 1935-6-30 3357 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  JEPS70708  Elymus elymoides subsp. elymoides L. S. Smith 1937-7-11 97 Modoc Granger Mill Camp Warner Mts. 1828 Comment
  UCD62306  Elymus glaucus Beecher Crampton; Carl Rimbey 1954-7-8 2174 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  JEPS73992  Elymus glaucus subsp. glaucus Frances D. Payne 1932-7-18 708 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC188833  Elymus multisetus Baker and Nutting Modoc Egg Lake Comment
  CHSC112390  Elymus spicatus L. P. Janeway; B. Castro 2014-6-3 11316 Modoc Great Basin. Top of knoll between the lower end of Long Canyon and the lower end of Poison Springs Canyon, overlooking north end of Surprise Valley. 1567 Comment
  CHSC118820  Elymus spicatus L. P. Janeway 2014-7-8 11478 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
  UCD62658  Elymus trachycaulus L. Whitney 1935-6-28 Modoc Bieber. Comment
  UCD62721  Elymus trachycaulus Beecher Crampton; Carl Rimbey 1954-7-7 2137 Modoc West side of Cedar Pass, Warner Mountains. 1889 Comment
  CAS-BOT-BC247727  Elymus trachycaulus subsp. trachycaulus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10588 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  UCD62630  Elymus trachycaulus subsp. trachycaulus L. Whitney 1935-7-1 3375 Modoc Hackamore River, Hackamore ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  HSC16363  Epilobium anagallidifolium M. T. Milligan 1966-7-5 557 Modoc E of Jess Valley 1829 Comment
  CAS-BOT-BC191036  Epilobium angustifolium subsp. circumvagum Leland S. Smith 1922-7-20 1276 Modoc Rush Creek Ranger Station pasture. 1889 Comment
  CAS-BOT-BC191025  Epilobium brachycarpum Clare Butterworth Hardham 1974-8-4 20186 Modoc Headwaters of Dismal and 12 Mile creeks. 2133 Comment
  HSC65613  Epilobium brachycarpum Thomas Wood 1979-8-10 249 Modoc About 1 mi. S of Ft. Bidwell along Co. Hwy. 1, where road turns W 1372 Comment
  JEPS103207  Epilobium brachycarpum G. Schoolcraft 1993-8-2 2340 Modoc Near intersection of hwy 395 and 299 e of Altruas 1371 Comment
  SD135585  Epilobium brachycarpum B. Bartholomew 1991-6-21 5799 Modoc 1.6 km South of Davis Creek on U.S. Highway 395. 1449 Comment
  UC1191734  Epilobium brachycarpum Herbert L. Mason and Verne Grant 1947-7-10 13334 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC497199  Epilobium brachycarpum John H. Hatton 1911-6-24 162 Modoc Modoc Forest 1493 Comment
  CAS-BOT-BC497314  Epilobium brachycarpum Belknap C. Goldsmith 1912-8-6 88 Modoc West side of Goose Lake: Devil's Garden 1463 Comment
  UC20098  Epilobium brachycarpum Milo S. Baker 1893-6-20 Modoc 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
  SJSU9667  Epilobium campestre W. Savage 1979-7-9 1511 .5 Modoc by ranch house Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  HSC16327  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1965-6-23 306 Modoc N end of Jess Valley 1616 Comment
  JEPS127287  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2016-7-14 21178 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
  JEPS39280  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1918-8-12 7946 Modoc Jess Valley 1584 Comment
  UC422932  Epilobium ciliatum subsp. ciliatum Milo S. Baker Aug. 1898 522 Modoc Forestdale Comment
  CAS-BOT-BC190975  Epilobium densiflorum Bruce Bartholomew 1992-8-10 6400 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  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-BC498682  Epilobium hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles NE of Alturas 1615 Comment
  SEINET191882  Epilobium hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles NE of Alturas 1615 Comment
  NY1000405  Epilobium hornemannii var. hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles northeast of Alturas 1615 Comment
  CAS-BOT-BC190950  Epilobium obcordatum Annie Montague Alexander; L. Kellogg 1946-7-23 5050 Modoc Emerson Peak, Warner Mts. Comment
  NY1000485  Epilobium obcordatum B. M. Bartholomew 1990-8-4 5630 Modoc Crest of the Warner Mountains, ca. 0.5 km southeast of Patterson Lake along Summit Trail 2770 Comment
  CAS-BOT-BC190940  Epilobium pallidum Bruce Bartholomew 1991-7-4 5898 Modoc S end of Higgins Flat. 1370 Comment
  NY1000508  Epilobium pallidum A. Tiehm 1984-6-30 8836 Modoc Northwest side of Bidwell Mountain, 2.2 road miles north of 8 mile creek on the road from Lake Annie 1844 Comment
  CAS-BOT-BC190872  Epilobium pygmaeum Robert Folger Thorne; et al 1969-9-4 39122 Modoc Margin of N Fork of Pit River, 3.4 mi. N of Alturas from crossing by Hwy 395. 1341 Comment
  CAS-BOT-BC190927  Epilobium pygmaeum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13332 Modoc Eastern outskirts of Lookout. Comment
  NY1000519  Epilobium pygmaeum L. C. Wheeler 1935-8-18 3894 Modoc 2 miles northeast of Alturas 1356 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
  NY1000569  Epilobium torreyi A. Tiehm 1984-7-30 8828 Modoc 8.9 road miles northeast of Ft. Bidwell on the main road to Adel, just past the road summit 1615 Comment
  RSA520484  Equisetum arvense Bruce Bartholomew 1989-7-14 4927 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 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
  RSA252421  Equisetum laevigatum R. F. Thorne, C. W. Tilforth 1969-9-5 39182 Modoc South Fork of Pit River at bridge, 3.8 miles E of Likely 1387 Comment
  HSC101860  Eragrostis minor J. P. Smith 2011-8-7 13358 Modoc Along Jesse Valley Road, E of Likely, just E of the bridge over the Pit River. 1372 Comment
  CAS-BOT-BC95480  Eremogone aculeata M. M. Hanna 1956-6-4 s.n. Modoc Lava Mesa along highway, Cedar Pass to Cedarville. Comment
  CHSC109497  Eremogone aculeata L. P. Janeway; B. Castro 2012-7-26 11014 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  HSC80714  Eremogone aculeata G. M. Riegel 1978-8-17 182 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC95444  Eremogone congesta Bruce Bartholomew 1991-6-21 5797 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC95445  Eremogone congesta Bruce Bartholomew; Barrett Anderson 1990-7-20 5458 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-BC95456  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-13 8110 Modoc Surprise. Comment
  CAS-BOT-BC95463  Eremogone congesta L. A. M. Black 1894-7-1 99 Modoc Davis Creek. Comment
  UCD98091  Eremogone congesta Beecher Crampton 1960-6-17 5698 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station. 1280 Comment
  CAS-BOT-BC95453  Eremogone congesta Elmer Ivan Applegate 1897-6-5 865 Modoc N of Alturas Comment
  CAS-BOT-BC14811  Ericameria bloomeri Mrs. M. H. Manning 1905-9-15 s.n. Modoc Near Hall's Meadows. Comment
  HSC81121  Ericameria bloomeri G. M. Riegel 1979-8-16 672 Modoc South Warner Mtns. 1829 Comment
  JEPS32931  Ericameria bloomeri W. L. Jepson 1918-8-6 7839 Modoc Surprise Valley 1615 Comment
  CAS-BOT-BC14821  Ericameria greenei Louis Cutter Wheeler 1935-8-14 3854 Modoc Lily Lake, Warner Mountains 2133 Comment
  JEPS21525  Ericameria nauseosa var. oreophila W. L. Jepson 1918-8-10 7930 Modoc near Alturas 1371 Comment
  UCD131477  Ericameria nauseosa var. oreophila K. M. Meyer; A. Townesmith 2007-9-16 212 Modoc Modoc National Forest, going E on Highway 299, 5.1 miles from the start of NF. Lower, Cedar Creek interpretive trail. 1622 Comment
  UCD169852  Ericameria nauseosa var. oreophila Lowell Ahart; John Dittes 2010-8-30 17052 Modoc Ash Creek State Wildlife Area, 2,300 feet north of the Lassen County Line, about 3.6 miles(air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. About 3 yards east of the fence, south edge of the meadow 1267 Comment
  UC195526  Ericameria nauseosa var. speciosa B. C. Goldsmith 1910-1-1 Modoc Alturas Comment
  JEPS114492  Ericameria parryi var. latior Lowell Ahart, John Dittes 2008-8-25 15298 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  UCD131549  Ericameria parryi var. nevadensis Louis C. Wheeler 1973-8-26 s.n. Modoc Warner Mountains: 1.5 mile north of Sworinger Reservoir. 1767 Comment
  CAS-BOT-BC42830  Erigeron austiniae B. J. Cox; P. Gillian 1971-6-3 2612 Modoc 6 mi. N of Alturas on Hwy 395. 1341 Comment
  RSA245270  Erigeron bloomeri D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19386 Modoc Along Hager Basin Road near Big Sage Reservoir Comment
  CAS-BOT-BC248347  Erigeron bloomeri var. bloomeri B. Bartholomew; H. Sun 2002-6-24 8830 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CAS-BOT-BC42807  Erigeron bloomeri var. bloomeri M. M. Hanna 1956-6-3 s.n. Modoc Hiway between Alturas & Cedarville, Calif. Comment
  POM36268  Erigeron bloomeri var. bloomeri Mrs. R. M. Austin 1895-06 554 Modoc Goose Lake Valley Comment
  SJSU9565  Erigeron bloomeri var. bloomeri W. Savage 1979-7-3 1305 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC42847  Erigeron bloomeri var. bloomeri R. M. Austin 1894-6-1 s.n. Modoc Lava beds W of Willow Creek. Comment
  UC748389  Erigeron compositus Annie M. Alexander and Louise Kellogg 1946-8-1 5103 Modoc crest of divide Eagle Peak 3019 Comment
  HSC5503  Erigeron coulteri M. T. Milligan 1964-7-25 184 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC5505  Erigeron coulteri M. T. Milligan 1966-7-3 539 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  HSC81102  Erigeron coulteri G. M. Riegel 1980-8-9 1019 Modoc S Warner Mts. 2100 Comment
  UC31482  Erigeron coulteri Mrs. C. C. Bruce 1898-7-1 2314 Modoc head Davis Creek 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
  CAS-BOT-BC42798  Erigeron eatonii var. plantagineus Rimo Carlo Felice Bacigalupi; Guy Thomas Robbins 1955-7-20 5394 Modoc At summit of forest road across southern end of Warner Mtns., 3.3 mi E of Patterson Ranger Station, Modoc N.F. 2225 Comment
  CAS-BOT-BC42799  Erigeron eatonii var. plantagineus James Vale 1981-5-23 s.n. Modoc Egg Lake. Comment
  SJSU6619  Erigeron eatonii var. plantagineus H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Road 2072 Comment
  UC748100  Erigeron eatonii var. plantagineus Annie M. Alexander and Louise Kellogg 1946-6-26 4833 Modoc Dismal Swamp Warner Mountains (n end of mts.) 2255 Comment
  JEPS15467  Erigeron eatonii var. plantagineus Joseph and Hilda W. Grinnell 1938-6-16 1113 a Modoc Cedar Pass summit Warner Mountains 1920 Comment
  RSA245024  Erigeron elegantulus D. H. Norris, Nelson, Dowty 1971-6-23 s.n. Modoc along the South fork of the Pit River, about 6 miles east of Likely Comment
  HSC5517  Erigeron filifolius M. S. Baker 1893-1 Modoc Lava Bed, Egg Lake Comment
  CAS-BOT-BC49620  Erigeron glacialis var. glacialis Bruce Bartholomew; Barrett Anderson 1988-7-23 4581 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC49610  Erigeron linearis John Thomas Howell 1934-6-12 12007 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC49642  Erigeron linearis M. M. Hanna 1956-6-4 945 Modoc Cedar Pass, lava mesa along highway to Cedarville. Comment
  UC748380  Erigeron linearis Annie M. Alexander and Louise Kellogg 1946-8-9 5137 Modoc Patterson Lake Trail Warner Mountains, Patterson Lake Trail Comment
  JEPS5921  Erigeron linearis Frances D. Payne 1929-6-19 10 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  SEINET8667631 Image available Erigeron linearis M. J. Williams 1988-5-30 88- 26 -3 Modoc Jess Valley, S of roadside rest 1524 Comment
  UC748388  Erigeron philadelphicus var. philadelphicus Annie M. Alexander and Louise Kellogg 1946-8-10 5149 Modoc 0.5 mi beyond Porter Resvr. Rd. (small camp in firs for hunters); Warner Mountains Comment
  CHSC118299  Erigeron pumilus var. intermedius L. P. Janeway 2016-5-18 12057 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; along southwest side of Goose Lake about 1.0 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  CHSC66994  Erigeron pumilus var. intermedius James D. Jokerst 1987-5-12 2855 A Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  JEPS89672  Erigeron tener Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10444 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains 2560 Comment
  UC748127  Erigeron tener Annie M. Alexander and Louise Kellogg 1946-7-23 5045 Modoc summit Emerson Peak; Warner Mountains, Emerson Peak 2749 Comment
  RSA0004934  Eriogonum anserinum R. M. Austin 1895-07 437 Modoc Goose Lake Valley. Comment
  NY242778  Eriogonum caespitosum B. M. Bartholomew 1991-8-5 6029 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  RSA293359  Eriogonum douglasii var. douglasii Reino Alava 1957-7-5 1155 Modoc Cedar Pass, Modoc National Forest, Warner Mountains Comment
  CAS-BOT-BC197825  Eriogonum elatum Francis Dorris Payne 1932-7-22 738 Modoc Parker Creek. 1584 Comment
  HSC80877  Eriogonum elatum G. M. Riegel 1980-7-29 954 Modoc S Warner Mtns. 1739 Comment
  HSC12266  Eriogonum elatum var. elatum Richard Spjut 1970-7-22 886 Modoc N Warner Mtns., 6 mi. from Lake City, on Rd. to Plum Valley Campground 1982 Comment
  JEPS91179  Eriogonum elatum var. elatum Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10454 Modoc Warner Mountains, Emerson Creek drainage; cirque headwall above South Emerson Lake 2560 Comment
  CHSC109509  Eriogonum heracleoides var. heracleoides L. P. Janeway; B. Castro 2012-7-25 10989 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  HSC80997  Eriogonum heracleoides var. heracleoides G. M. Riegel 1980-7-23 926 Modoc S Warner Mtns. 1739 Comment
  HSC80881  Eriogonum microthecum var. laxiflorum G. M. Riegel 1980-8-22 1098 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC197801  Eriogonum microthecum var. microthecum John Thomas Howell 1934-6-13 12098 Modoc Patterson Mill Road, Warner Mts. 1676 Comment
  CAS-BOT-BC211437  Eriogonum nudum var. pubiflorum Alice Eastwood; John Thomas Howell 1940-6-13 8114 Modoc Surprise. Comment
  CAS-BOT-BC211441  Eriogonum nudum var. pubiflorum Noel Herman Holmgren; J. L. Reveal 1964-8-21 1717 Modoc About 5 miles SW of Eagleville on the Eagleville-Likely Road. Modoc National Forest, Warner Range Comment
  CHSC92254  Eriogonum nudum var. pubiflorum Richard R. Halse 2004-7-22 6671 Modoc Along U.S. Hwy. 395, ca. 6 miles north of Alturas, on roadside cut. 1341 Comment
  UC1075727  Eriogonum nudum var. pubiflorum Robert J. Weatherby 1955-7-8 1637 Modoc 3 mi n Ft. Bidwell; northern Warner Mts. 1554 Comment
  UCD100708  Eriogonum nudum var. pubiflorum Richard R. Halse 2004-7-22 6671 Modoc along US Hwy 395, 6 miles north of Alturus. 1341 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
  CAS-BOT-BC211434  Eriogonum nudum var. pubiflorum B. Bartholomew; Barrett Anderson 1988-7-21 4407 Modoc 2.1 km SSE of Day of the road to state Highway 299 1020 Comment
  POM105407  Eriogonum nudum var. pubiflorum R. M. Austin 1895-08 345 Modoc Goose Lake Comment
  RSA273322  Eriogonum nudum var. pubiflorum Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3257 Modoc Modoc National Forest, Growing beside highway 299 just northwest of Adin Pass. 1524 Comment
  SEINET5330940  Eriogonum nudum var. pubiflorum M. J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd., N of Cedar Pass, Warner Mtns 2073 Comment
  UC1540183  Eriogonum ovalifolium Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer 1987-8-9 9273 Modoc Dry Lake 1341 Comment
  CHSC27615  Eriogonum ovalifolium var. nivale Robert Schlising 1978-7-29 3325 Modoc Warner Mountains, directly E of Warren Peak, just off summit of trail. 2852 Comment
  CHSC106004  Eriogonum prociduum James L. Reveal 2007-6-3 8828 Modoc Along U.S. Highway 395 at milepost 31.7, 1.1 mile north of the Chimney Rock Exit near Surprise and about 3.5 miles north of California Highway 299. 1402 Comment
  SD86299  Eriogonum prociduum James L. Reveal 1971-6-22 2462 Modoc Along U.S. Highway 395, 3.5 miles north of the junction of U. S. 395 with California Highway 299, and 1.2 miles north of the Chimney Rock Turnoff 1402 Comment
  UC1735878  Eriogonum prociduum Dean W. Taylor 1992-5-7 12539 Modoc ca. 7 air miles SW of Alturas, 1402 Comment
  CAS-BOT-BC211395  Eriogonum sphaerocephalum var. halimioides Annie Montague Alexander; L. Kellogg 1946-8-8 5124 Modoc Patterson Lake Trail, Warner Mts. Comment
  NY283122  Eriogonum sphaerocephalum var. halimioides B. Anderson 1986-7-9 3159 Modoc Warner Mountains. Highway 299 just west of Cedar Pass. Comment
  POM253237  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1938-6-24 15224 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  POM319185  Eriogonum sphaerocephalum var. halimioides Patricia Wilder 1971-6-20 5096 Modoc Lookout-White Horse Rd., about 3 mi. west of Lookout; north of Bieber and California State Hiway 299. Pit River Drainage, Cascades Mt. Range. 1372 Comment
  RSA164357  Eriogonum sphaerocephalum var. halimioides Clare B. Hardham 1961-6-18 7548 Modoc Cedar Pass. 1829 Comment
  RSA165445  Eriogonum sphaerocephalum var. halimioides Clare B. Hardham 1961-6-19 7852 Modoc Davis creek. 1677 Comment
  UC1168690  Eriogonum sphaerocephalum var. halimioides Peter H. Raven with Otto T. Solbrig 1958-6-18 13329 Modoc hill at eastern outskirts of Lookout Lookout Comment
  CAS-BOT-BC211354  Eriogonum strictum subsp. anserinum Elmer Ivan Applegate 1936-7-5 10524 Modoc Lava Beds National Monument. Junction of Medicine Lake and Indian Cave Road. Comment
  UC849663  Eriogonum strictum var. anserinum Lewis S. Rose 1940-6-12 40541 Modoc 6 mi ne Alturas 1341 Comment
  NY399144  Eriogonum umbellatum var. dichrocephalum N. H. Holmgren 1964-8-22 1720 Modoc Warner Range, just below the top of Eagle Peak 3027.9 Comment
  UC1250317  Eriogonum umbellatum var. dichrocephalum Annie M. Alexander and Louise Kellogg 1946-7-30 5094 Modoc e slope below summit Eagle Peak; Warner Mountains, Eagle Peak Comment
  CHSC109204  Eriogonum umbellatum var. modocense L. P. Janeway; B. Castro 2012-7-24 10962 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  UC1395160  Eriogonum umbellatum var. modocense James L. Reveal 1971-6-22 2461 Modoc along U.S. Highway 395 at Davis Creek Davis Creek 1453 Comment
  UC85975  Eriogonum umbellatum var. modocense Oliver Austin July 1884 Modoc Goose Lake Valley Comment
  NY399274  Eriogonum umbellatum var. nevadense B. Anderson 1986-7-9 3158 Modoc Warner Mountains. Highway 299 just west of Cedar Pass. 1920 Comment
  CAS-BOT-BC197612  Eriogonum umbellatum var. polyanthum Elmer Ivan Applegate 1932-8-1 8026 Modoc Warner Mts. just S of Warren Peak. Comment
  CAS-BOT-BC197613  Eriogonum umbellatum var. polyanthum Bruce Bartholomew 1990-6-15 5246 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 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-BC197777  Eriogonum umbellatum var. polyanthum Annie Montague Alexander; L. Kellogg 1946-7-30 5094 Modoc East slope below summit of Eagle Peak. Comment
  JEPS79206  Eriogonum umbellatum var. polyanthum L. R. Heckard with R. C. Bacigalupi 1980-6-10 5236 Modoc along Great Northern Railway grade about 10 mi nw Lookout Comment
  RSA101381  Eriogonum umbellatum var. polyanthum R. Weatherby 1955-7-8 1633 Modoc Common on slope with sagebrush. Northern Juniper Woodland. 3 mi. north of Ft. Bidwell, Warner Mts. Comment
  CAS-BOT-BC197595  Eriogonum vimineum Frank Warrington Peirson 1926-6-24 6856 Modoc Near a small lake about 3 mi E of Alturus. Comment
  NY399582  Eriogonum vimineum B. M. Bartholomew 1990-7-21 5553 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  RSA101373  Eriogonum vimineum R. Weatherby 1955-7-8 1639 Modoc 3 mi. north of Ft. Bidwell, northern Warner Mts. 1555 Comment
  UC6526  Eriogonum vimineum Mrs. R. M. Austin and Bruce Aug 1898 2317 Modoc Goose Lake valley Comment
  HSC17397  Eriogonum vimineum M. T. Milligan 1964-8-8 222 Modoc 2 mi. W on Jones Lane at Westside Canal, from Hwy. 395 1372 Comment
  POM145868  Eriogonum vimineum Francis Drouet, Donald Richards 1941-9-10 4142 Modoc in open woods on the hills 2 mi. northwest of Alturas, 1341 Comment
  CAS-BOT-BC49556  Eriophyllum lanatum John Thomas Howell 1934-6-11 11931 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49563  Eriophyllum lanatum John Thomas Howell 1934-6-13 12103 Modoc North fork of Barber Creek, Warner Mountains 1828 Comment
  CAS-BOT-BC49566  Eriophyllum lanatum Barrett Anderson 1986-7-10 3192 Modoc West Warner Rd N of North Fork of Pine Creek. 1965 Comment
  CAS-BOT-BC49597  Eriophyllum lanatum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10512 Modoc Patterson Ranger Station (East Creek drainage), Modoc N.F., Warner Mtns. 2164 Comment
  JEPS34631  Eriophyllum lanatum var. achilleoides N. T. Mirov 1929-6-16 Modoc Buck Creek Ranger Station e of Goose Lake (on Fandango Valley road); Warner Mountains 1554 Comment
  UC614627  Eriophyllum lanatum var. achilleoides L. Constance 1938-6-12 2334 Modoc 12.8 mi ne of Alturas (plateau near foot of Banner Grade, Cedar Pass road, w foothills of Warner Range); Warner Range, Cedar Pass road, Banner Grade Comment
  POM88757  Erodium cicutarium Mrs. R. M. Austin 1895-06 s.n. Modoc Goose Lake Valley. Comment
  SJSU9591  Eryngium alismifolium W. Savage 1979-7-5 1356 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC21003  Eryngium articulatum M. S. Baker and Frank Nutting 1894-8-30 Modoc near Forestdale Comment
  CAS-BOT-BC498688  Eryngium articulatum M. S. Baker; Frank Nutting 1930-8-1 s.n. Modoc Near Forestdale Comment
  RSA604004  Eryngium articulatum L. C. Wheeler 1935-9-13 3985 Modoc Devil's Garden; Fletcher Creek at Pease Place 1524 Comment
  POM259277  Eryngium mathiasiae J. T. Howell 1934-7-2 12349 Modoc 1 mile south of Double Head Comment
  UC1481224 Image available Eryngium mathiasiae Yusuf Sheikh and Lincoln Constance 1973-6-27 551 Modoc on State Hwy 139 9.8 mi wwn <sic> Canby; ; Modoc Co. Comment
  UC1487347 Image available Eryngium mathiasiae Yusuf Sheikh and Lincoln Constance 1973-6-27 551 Modoc 9.8 mi wwn Canby (on State Highway 139); ; WWN of Canby, Hwy. 139, Modoc Co. Comment
  CAS-BOT-BC58330  Erysimum capitatum var. capitatum Elmer Ivan Applegate 1932-8-1 8030 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  RSA59516  Erysimum repandum E. K. Balls 1950-5-13 14664 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  CAS-BOT-BC234502  Erythranthe guttata M. M. Hanna 1956-6-4 Modoc Cedar Pass. Comment
  CAS-BOT-BC234508  Erythranthe guttata Leland S. Smith 1917-8-7 133 Modoc Davis Creek. 2133 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
  CAS-BOT-BC234524  Erythranthe lewisii Annie Montague Alexander; L. Kellogg 1946-7-24 5064 Modoc Trail to Emerson Camp, Pear Camp Flat. Comment
  CAS-BOT-BC234503  Erythranthe microphylla Edward Kent Balls 1950-5-18 14752 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  CAS-BOT-BC234472  Erythranthe pulsiferae Bruce Bartholomew 1991-6-23 5885 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  CAS-BOT-BC234473  Erythranthe pulsiferae Bruce Bartholomew 1995-6-1 6917 Modoc NW edge of Little Hot Spring Valley NW of Day. 1080 Comment
  CAS-BOT-BC234430  Erythranthe suksdorfii Annie Montague Alexander; L. Kellogg 1946-7-24 5078 Modoc Bear Camp Flat. 2286 Comment
  CAS-BOT-BC218204  Euphorbia crenulata Elmer Ivan Applegate 1895-5-3 875 Modoc S of Dry Lake. Comment
  CAS-BOT-BC95712  Euphorbia serpillifolia Herbert Louis Mason; Verne Grant 1947-7-10 13325 Modoc Dorris Reservoir. Comment
  JEPS89450  Eurybia integrifolia Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10448 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage, Warner Mountains); Warner Mountains 2560 Comment
  CAS-BOT-BC312104  Eurybia integrifolia L. S. Smith 1918-8-10 1017 Modoc Camp One, Modoc Forest 2468 Comment
  CHSC70714  Euthamia occidentalis A. Sanger 1997-9-9 2662 Modoc Along Willow Creek, one mile east of Clear Lake, Doublehead RD. 1371 Comment
  JEPS127212  Festuca idahoensis Lowell Ahart, John Dittes 2016-6-6 20941 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
  UC1024717  Festuca idahoensis Leo Whitney 1935-5-18 3084 Modoc 15 mi nw Canby (edge of Lake Joaquina); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD65972  Festuca idahoensis A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3383 Modoc 7.3 miles E of Adin, near Indian Springs. Comment
  UCR133555  Festuca idahoensis A. A. Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin 1829 Comment
  CDA2095  Festuca pratensis T. C. Fuller 1958-7-8 2017 Modoc Davis Creek. 0 Comment
  UC1025053  Festuca rubra Leo Whitney 1935-7-21 3585 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  RSA600331  Floerkea proserpinacoides Louis C. Wheeler 1935-8-1 3733 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC869454  Floerkea proserpinacoides C. L. Hitchcock 1940-5-27 6696 Modoc 15 mi ne of Alturas 1615 Comment
  CAS-BOT-BC217077  Frangula rubra Elmer Ivan Applegate 1921-9-2 3343 Modoc SE of Dry Lake on Alturas road. Comment
  SEINET195710  Frasera albicaulis Unknown 1946-7-7 4941 Modoc Eight Mile Creek, northeast corner of county. 1753 Comment
  UC22599  Fraxinus latifolia Milo S. Baker 1893-6 Modoc Lava Bed side, Egg Lake Egg Lake Comment
  HSC15547  Fritillaria atropurpurea M. T. Milligan 1967-6-15 653 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC242096  Fritillaria pudica Bruce Bartholomew 1993-4-3 6407 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1300 Comment
  CAS-BOT-BC242101  Fritillaria pudica Bruce Bartholomew; Mona Bourell 1990-4-27 5192 Modoc 1.1 km E of the Modoc National Forest boundary on Parker Creek Road. 1660 Comment
  JEPS61941  Fritillaria pudica B. M. Payne 1930-3-29 342 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  JEPS61945  Fritillaria pudica Mary H. Manning 1911-4-2 Modoc about 100 feet above Rhett Lake ((Tule Lake), e side) Comment
  UC176215  Fritillaria pudica B. C. Goldsmith 1912-5-8 48 Modoc n of Alturas 1524 Comment
  UC3665  Fritillaria recurva Milo S. Baker 1893-6 Modoc Modoc County Comment
  CAS-BOT-BC179875  Galeopsis tetrahit Herbert Louis Mason; Verne Grant 1947-7-12 13417 Modoc S end of W side road, Pit River Valley, S of Alturas. Comment
  UC416629  Galium aparine Mrs. R. M. Austin Aug. 1894 125 Modoc above Alturas; Pitt River Comment
  CAS-BOT-BC225063  Galium bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4231 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC225068  Galium glabrescens subsp. modocense Bruce Bartholomew 1995-9-3 7189 Modoc Steep sagebrush covered slope NW of North Emerson Lake, E side of Warner Mountains. 2400 Comment
  CAS-BOT-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
  CAS-BOT-BC225070  Galium glabrescens subsp. modocense G. Rugel 1981-6-11 1142 Modoc S facing ridge, N of Granger Canyon. 1645 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
  UC1736402  Galium grayanum var. nanum Dean W. Taylor 1989-8-5 10467 Modoc Warner Mountains; North Emerson Lake, cirque above the lake 2392 Comment
Read comments
Feb 1 2007
  HSC19827  Galium mexicanum var. asperulum M. T. Milligan 1966-7-25 577 Modoc E of Jess Valley 1707 Comment
  UC748108  Galium multiflorum Annie M. Alexander and Louise Kellogg 1946-7-5 4909 Modoc lava cliff w Lower Lake Comment
  JEPS27198  Galium multiflorum Ehrendorfer and Stebbins 1959-6-27 5908 Modoc s Eagleville (cliff above Lower Alkali Lake); Warner Mts., cliff above Lower Alkali Lake 1524 Comment
  CAS-BOT-BC225084  Galium triflorum Bruce Bartholomew; Barrett Anderson 1988-7-22 4531 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  RSA563217  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew, B. Anderson 1990-7-21 5585 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  RSA165628  Gayophytum humile Clare B. Hardham 1961-6-17 7516 Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  POM254336  Gayophytum ramosissimum Alice Eastwood, John Thomas Howell 1940-6-14 8204 Modoc Near Kelley Hot Springs Comment
  UC71845  Gayophytum ramosissimum Mrs. M. H. Manning 1902-7 236 Modoc near Ft. Bidwell (ne Modoc Co.) Comment
  NY189520  Gentiana affinis B. M. Bartholomew 1989-8-12 5106 Modoc Ca. 3.2 airline miles W of Patterson Ranger Station on road to Jess Valley. 2060 Comment
  UC405416  Gentiana affinis var. ovata Mrs. R. M. Austin Aug., 1894 96 Modoc headwaters Lassen Creek Comment
  CAS-BOT-BC180116  Gentiana calycosa R. M. Austin 1894-9-1 1894 Modoc Lassen Creek. Comment
  CAS-BOT-BC180071  Geranium viscosissimum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16399 Modoc Along Thoms Creek, 6.1 mi. E of Hwy 299, along Cedar Pass road. Comment
  HSC32013  Geranium viscosissimum A. M. Montalvo, J. D. Ackerman 1974-7-4 363 Modoc Howard's Gulch, 6 mi. NW of Canby, off Hwy. 139. Comment
  UC748253  Geranium viscosissimum Annie M. Alexander and Louise Kellogg 1946-7-12 4986 Modoc Twelve Mile Creek, ne corner of Modoc County Twelve Mile Creek Comment
  SJSU9691  Geranium viscosissimum W. Savage 1979-7-24 1558 Modoc Long Meadow Unit, Devils Garden Ranger District, Modoc National Forest 1615 Comment
  UC17135  Geranium viscosissimum Milo S. Baker 1893-7-15 Modoc Comment
  CAS-BOT-BC214654  Geum macrophyllum Elmer Ivan Applegate 1932-8-2 8094 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  CHSC70478  Geum triflorum A. Sanger 1997-5-20 2468 Modoc In uplands of first meadow along Rd. 42N21 south of Loveness Logging Rd. 1524 Comment
  HSC80689  Geum triflorum G. M. Riegel 1980-8-13 1064 Modoc S Warner Mtns. 1829 Comment
  UC12258  Geum triflorum Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC190705  Gilia brecciarum subsp. brecciarum Elmer Ivan Applegate 1936-5-12 10284 Modoc Top of Petroglyph Butt, Lava Bed National Monument. Comment
  UCSB19697  Gilia capillaris C. Hardham 1961-6-18 7815 Modoc CEDAR PASS Comment
  SEINET196555  Gilia capillaris Verne Grant, Alva Grant 1947-7-13 8013 Modoc At west end of Fandango Valley road from Goose Lake to Fort Bidwell Comment
  CAS-BOT-BC190691  Gilia leptalea subsp. leptalea Bruce Bartholomew 1995-7-30 7040 Modoc 3.0 km E of Day on County Road 94. 1050 Comment
  RSA104288  Gilia modocensis Verne Grant, Alva Grant 1956-5-18 9804 Modoc area between Likely and Jess Valley (Type locality of G. modocensis Eastw.). 1524 Comment
  CAS-BOT-BC190665  Gilia sinistra subsp. sinistra Alice Eastwood; John Thomas Howell 1940-6-15 8290 Modoc 9 mi. N of Lookout. Comment
  CAS-BOT-BC95144  Githopsis specularioides Bruce Bartholomew 1995-6-1 6919 Modoc NW edge of Little Hot Spring Valley NW of Day. 1080 Comment
  CAS-BOT-BC95145  Githopsis specularioides Bruce Bartholomew 1993-6-12 6588 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  UCD117558  Glaux maritima John C. Hays 1950-1 s.n. Modoc Surprise Valley. 1402 Comment
  HSC38839  Glyceria borealis J. P. Smith, J. O. Sawyer 1973-8-9 7270 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  JEPS117623  Glyceria borealis Lowell Ahart, John Dittes 2010-8-31 17121 Modoc About 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  POM203473  Glyceria borealis J. T. Howell 1934-7-2 12362 Modoc Near mouth of Willow Creek, northeast side of Clear Lake. Comment
  RSA252379  Glyceria borealis R. F. Thorne, C. W. Tilforth 1969-9-5 39158 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  CAS-BOT-BC247697  Glyceria elata Bruce Bartholomew 1990-8-5 5673 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  UCD66835  Glyceria elata Beecher Crampton; Carl Rimbey 1954-7-8 2176 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC247694  Glyceria striata Leland S. Smith 1918-8-18 1040 Modoc South Fork East Creek, Eagle Peak Range. 2682 Comment
  CAS-BOT-BC49570  Glyptopleura marginata Bruce Bartholomew; B. Anderson 1989-6-2 4834 Modoc 6.4 km E of Eagleville on the road to the Calif. state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC49533  Gnaphalium palustre Leland S. Smith 1925-1-1 1506 Modoc Happy Camp near Ranger Station. 1371 Comment
  CAS-BOT-BC49536  Gnaphalium palustre John Thomas Howell 1934-6-15 12203 Modoc Dorris Reservoir, 2 miles E of Alturas Comment
  HSC67887  Gnaphalium palustre J. P. Smith, J. O. Sawyer 1973-8-9 7260 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  JEPS6008  Gnaphalium palustre Frances D. Payne 1935-7-19 787 Modoc mouth of Dry Creek Warner Mountains, Parker Creek, Dry Creek (tributary of Parker Creek, s and e of Alturas) Comment
  JEPS6009  Gnaphalium palustre Frances D. Payne 1932-7-8 666 Modoc grainfield Warner Mountains, Parker Creek (s and e of Alturas) 1584 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
  UC71856  Goodyera oblongifolia Mrs. M. H. Manning 1903-9-2 369 Modoc John Henry Camp, in north-eastern Modoc County John Henry Camp 1828 Comment
  CAS-BOT-BC229885  Gratiola heterosepala Bruce Bartholomew; Barrett Anderson 1990-7-19 5430 Modoc Sweagert Flat. 1860 Comment
  POM312577  Gratiola neglecta H. L. Mason, Verne Grant 1947-7-12 13393 Modoc Irrigation ditch by Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  CAS-BOT-BC95538  Grayia spinosa E. S. Willits 1940-6-9 342 Modoc Cedarville Comment
  CAS-BOT-BC49544  Grindelia hirsutula Francis Dorris Payne 1932-8-23 Modoc Shield Creek. 1645 Comment
  CHSC115510  Grindelia nana L. P. Janeway 2014-7-8 11457 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  CAS-BOT-BC54092  Hackelia cusickii M. M. Hanna 1956-6-5 983 Modoc Cedar Pass. Comment
  JEPS25294  Hackelia cusickii Frances D. Payne 1932-6-10 643 Modoc s. & e. Alturas (Parker Creek, Warner Mts.); Warner Mts., Parker Creek 1584 Comment
  RSA565105  Hackelia cusickii D. W. Taylor 1992-5-7 12527 Modoc 0.5 miles E of Duncan Reservoir, on western rim of Black Canyon. 1524 Comment
  CAS-BOT-BC54051  Hackelia micrantha K. Paulson; Robert Paulson 1988-6-29 60 Modoc Eastern Joseph Creek Basin, Warner Mts.. 1828 Comment
  CAS-BOT-BC54061  Hackelia micrantha Annie Montague Alexander; L. Kellogg 1946-6-14 4764 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  JEPS86311  Hackelia micrantha Jack and Betty Guggolz 1988-6-28 959 Modoc groves w of Jenkins Spring Comment
  JEPS86312  Hackelia micrantha Jack and Betty Guggolz 1988-6-28 958 Modoc groves w of Jenkins Spring Comment
  JEPS117167  Helianthus annuus Lowell Ahart, John Dittes 2010-8-30 17072 Modoc About 150 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
  JEPS34872  Helianthus annuus F. H. Frost 1925-7-18 80 Modoc Cedarville roadside 2 mi s Cedarville Comment
  CAS-BOT-BC49382  Hemizonella minima John Thomas Howell 1934-7-1 12312 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  UC1597521  Hemizonella minima Mrs. R. M. Austin Modoc Comment
  UCD132029  Hemizonella minima Beecher Crampton 1960-6-17 5690 Modoc 5 miles south of Perez, Plant Quarantine Station. 1371 Comment
  RSA795597  Hemizonia lobbii L. Ahart, John Dittes 2010-8-30 17059 Modoc Large vernal pool, about 5 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  CAS-BOT-BC21467  Heracleum lanatum Bruce Bartholomew 1989-8-11 5068 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  UC748241  Heracleum lanatum Annie M. Alexander and Louise Kellogg 1946-7-29 5083 Modoc s. slope Eagle Peak; Warner Mts., Eagle Peak 2438 Comment
  UC26093  Hesperochiron californicus Mrs. R. M. Austin June 1894 Modoc lava beds w. Goose Lake Comment
  HSC68795  Hesperochiron pumilus Gary Schoolcraft 1980-4-29 209 Modoc Harper Hill N of Adin 1402 Comment
  UC1069089  Hesperochiron pumilus R. C. Wilson 1933-5-23 25 Modoc Pothole Gulch, Modoc Nat'l Forest Modoc Nat'l Forest, Canby Quad., Pothole Gulch Comment
  JEPS32306  Hesperolinon micranthum Frances D. Payne 1932-7-8 670 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1100982  Heteranthera dubia Malcolm A. Nobs and Calvin McMillan 1949-6-17 808 Modoc Hwy 99 between Canby and Alturas Comment
  CAS-BOT-BC225796  Heuchera cylindrica Leland S. Smith 1917-7-2 57 Modoc Head of Shield Creek. 2316 Comment
  CHSC113994  Heuchera cylindrica L. P. Janeway 2014-7-7 11451 Modoc Warner Mountains. North-facing slope along Road 46N25 along Mill Creek, 1.0 km from Bidwell Creek; 5.2 air-km northwest of Fort Bidwell. 1554 Comment
  UC1249272  Heuchera cylindrica var. alpina Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8503 Modoc 15 mi e Likely (a little above Clear Lake, on n slope above Mill Creek, Warner Mts.); Warner Mts., above Clear Lake, n slope above Mill Creek 1981 Comment
  NY783477  Heuchera rubescens A. J. Cronquist 1959-6-19 8504 Modoc Atop ridge south of Mill Creek, a little above Clear Lake; Warner Mountains 1981.2 Comment
  CAS-BOT-BC49511  Hieracium albiflorum Bruce Bartholomew; Barrett Anderson 1988-7-21 4413 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  SJSU7632  Hieracium scouleri H. C. Buckalew 1961-7-4 Modoc near Stowe Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts Comment
  SEINET11836113  Hieracium scouleri L. S. Rose 1940-1 40527 Modoc 9 mi E of Likely 1676 Comment
  HSC10126  Holcus lanatus M. T. Milligan 1966-7-1 519 Modoc N end of Jess Valley. 1616 Comment
  RSA504838  Holodiscus dumosus Bruce Bartholomew 1988-7-22 4488 Modoc vicinity of E Creak Trailhead, Southern end of the Warner Mtns, Sierran Montane forest. 2210 Comment
  CAS-BOT-BC214701  Holodiscus microphyllus var. glabrescens A. D. Borden 1911-7-28 s.n. Modoc Top rim S side of Parker Creek. Comment
  HSC79959  Hordeum brachyantherum Tim Messick 1980-7-24 1247 Modoc Banks of Rough Creek, 0.1 mi. upstream from Geiger Grade 2790 Comment
  CAS-BOT-BC247687  Hordeum brachyantherum subsp. brachyantherum Bruce Bartholomew; Barrett Anderson 1988-7-21 4469 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  JEPS74020  Hordeum brachyantherum subsp. brachyantherum Frances D. Payne 1932-7-3 592 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CDA32411  Hordeum jubatum T. C. Fuller 1962-8-3 9491 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  UC1553378  Horkelia fusca subsp. capitata Sch/Yor/Hor/Ach 1988-7-16 1840 Modoc ca 1 mi sse Pepperdine Camp (along trail); Warner Mtns 2194 Comment
  UC190617  Horkelia fusca subsp. capitata M. F. Gilman 524 Modoc mts. 1828 Comment
  SEINET11256901  Hornungia procumbens N. H. Holmgren, P. K. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 miles) E of downtown Cedarville, at a turnoff to some hot springs. 1370 Comment
  CAS-BOT-BC179333  Hydrophyllum capitatum var. alpinum Elmer Ivan Applegate 1932-7-9 7588 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC180028  Hydrophyllum capitatum var. alpinum E. S. Willits 1940-5-4 215 Modoc Willow Ranch. Comment
  CAS-BOT-BC180029  Hydrophyllum capitatum var. alpinum Betty J. Hammerly 1941-6-20 28 Modoc Along Clear Lake, S end of Warner Mts. Comment
  CHSC30635  Hydrophyllum capitatum var. alpinum NEH Prouty 1980-6-2 170 Modoc Modoc National Forest, Warner Mt District Sheep Rock T. S. Comment
  HSC26494  Hydrophyllum capitatum var. alpinum J. P. Smith, J. O. Sawyer 1972-5-6 5261 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  HSC65629  Hydrophyllum capitatum var. alpinum J. P. Smith, J. O. Sawyer 1972-5-6 5261 Modoc USFS Road to Quail Spring at Hwy. 299 N of Adin 1463 Comment
  CAS-BOT-BC180023  Hydrophyllum capitatum var. alpinum John H. Hatton 1911-6-10 16 Modoc Modoc County. 1767 Comment
  RSA101502  Hydrophyllum capitatum var. alpinum R. Weatherby 1955-7-7 1602 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  SEINET5506832  Hydrophyllum capitatum var. alpinum M. J. Williams 1968-6-1 1151 Modoc Cedar Pass Comment
  UC24084  Hydrophyllum capitatum var. alpinum Milo S. Baker 1893-1 Modoc Comment
  UC19047  Hypericum formosum var. scouleri Mrs. R. M. Austin 1894-1 Modoc Davis Creek Comment
  UC748355  Hypericum formosum var. scouleri Annie M. Alexander and Louise Kellogg 1946-7-13 4992 Modoc Eagleville, Eagle Creek Comment
  CAS-BOT-BC58450  Idahoa scapigera Edward Kent Balls 1950-5-18 14757 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy. 299. 1737 Comment
  UC194968  Ipomopsis aggregata W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Creek Warner Mtns 1676 Comment
Read comments
Apr 26 2007
  CAS-BOT-BC190652  Ipomopsis aggregata subsp. aggregata K. Paulson; Robert Paulson 1989-7-2 163 Modoc Near Grouse Springs. 1621 Comment
  CAS-BOT-BC190653  Ipomopsis aggregata subsp. aggregata Elmer Ivan Applegate 1932-7-31 7992 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  UC100829  Ipomopsis congesta Milo S. Baker Modoc Frestdale Comment
  CAS-BOT-BC248313  Ipomopsis congesta subsp. montana B. Bartholomew; H. Sun 2002-6-24 8853 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CHSC27611  Ipomopsis congesta subsp. montana Robert Schlising 1978-7-29 3326 Modoc Warner Mountains, directly E of Warren Peak; just off summit of trail. 2852 Comment
  CAS-BOT-BC190642  Ipomopsis congesta subsp. palmifrons Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2133 Modoc Cedar Pass, Warner Mts. 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-BC245102  Iris missouriensis Gordon H. True 1964-6-3 1449 Modoc Ca. 5 mi. S of Cedarville. 1463 Comment
  UC1192314  Iris missouriensis Malcolm A. Nobs and S. Galen Smith 1949-5-29 770 Modoc 1 mi e Lake City Comment
  UC4305  Iris missouriensis Mrs. R. M. Austin and Bruce Jun 1898 2231 Modoc Goose Lake valley Comment
  UC4306  Iris missouriensis Milo S. Baker 1893-6-30 Modoc Egg Lake shore; Egg Lake Comment
  POM260416  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 miles N of Alturas. 1402 Comment
  CDA3766  Isatis tinctoria T. C. Fuller 1963-7-16 10913 Modoc East side of Fandango Pass Road, 1.8 miles southeast of Highway 395 to Willow Ranch. 0 Comment
  JEPS121201  Isatis tinctoria Lowell Ahart, John Dittes 2013-7-25 18962 Modoc 30 yards N of the E-W fence, south edge of Ash Creek Floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air miles S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC30187  Isoetes bolanderi Louis Cutter Wheeler 1935-8-14 3857 Modoc Cave Lake, Warner Mts. 2072 Comment
  RSA639341  Isoetes bolanderi L. C. Wheeler 1935-8-14 3857 Modoc Cave Lake, Pine Creek, Warner Mtns. (Mt Diablo Mer.) 2073 Comment
  HSC63036  Ivesia gordonii var. ursinorum J. P. Smith, J. O. Sawyer 1973-8-8 7231 Modoc Near summit of Eagle Peak 2988 Comment
  CHSC30498  Juncus balticus NEH Prouty 1980-5-25 167 Modoc Along stream from hot spring. Comment
  UC1100954  Juncus balticus Herbert L. Mason 1947-8-15 13546 Modoc e side Goose Lake (on Willow Ranch); , Mouth of Crane Creek Comment
  CHSC117140  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2016-7-14 212014 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of Codunty Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC112774  Juncus bufonius var. congestus Lowell Ahart; John Dittes 2013-7-24 18929 Modoc Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CAS-BOT-BC245071  Juncus bufonius var. occidentalis Louis Cutter Wheeler 1935-8-1 3738 Modoc Dismal Swamp. 2225 Comment
  UCD146977  Juncus bufonius var. occidentalis Chuck Hughes 2012-9-13 348 Modoc Bear Mountain 2005 Comment
  UC711812  Juncus confusus Roxana S. Ferris and Laura Lorraine 1941-8-14 10580 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  CHSC31497  Juncus ensifolius N. E. H. Prouty 1980-8-6 213 Modoc Modoc Nat. Forest. Meadow on southern bank of North Fork Pine Creek. 1524 Comment
  UC1601861  Juncus ensifolius Baker and Nutting 1894-7-28 Modoc Bridge Creek Comment
  CAS-BOT-BC245056  Juncus hemiendytus var. abjectus Bruce Bartholomew 1995-6-24 7035 Modoc 6 km E of Burlington Northern Railroad track on Forest Service Road 42N03. 1340 Comment
  UCD141571  Juncus longistylis L. S. Smith 1918-6-23 s.n. Modoc Lily Lake. High Grade District. 1981 Comment
  UCR34737  Juncus mertensianus J. A. Harpel 1981-8-6 V 5 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  JEPS3935  Juncus mertensianus N. T. Mirov 1929-7-4 Modoc about 1 mi s Oregon-California boundary; Warner Mountains, Lily Lake 2133 Comment
  UC1100992  Juncus nevadensis Malcolm A. Nobs and S. Galen Smith 1947-7-22 8149 Modoc 1 mi nw Highway 395 (on dirt road leading to s end of Goose Lake, headwaters of North Fork of Pit River); North Fork of Pit River Comment
  UC1142955  Juncus nevadensis A. L. Hormay 1941-6-23 35 Modoc Spaulding Reservoir Modoc National Forest Comment
  UC1601783  Juncus nevadensis Baker and Nutting 1894-7-28 Modoc Bridge Creek Comment
  SEINET6173599  Juncus trilocularis L. C. Wheeler 1935-9-23 4001 Modoc Pease Flat, Devil's Garden 1524 Comment
  CAS-BOT-BC81201  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  JEPS48240  Juniperus occidentalis F. H. Frost 1925-7-11 26 Modoc Cedar Canyon campsite 2 mi above Cedarville 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
  SEINET10612939  Juniperus occidentalis Leila M. Shultz, John S. Shultz 1985-6-23 Shultz 8587 Modoc Lava Beds National Monument, approximately 20 miles south of Tulelake; western extension of the Great Basin in California. 1320 Comment
  RSA352524  Juniperus occidentalis var. occidentalis Christopher Davidson 1973-5-26 2136 Modoc Ca. 4 miles west of Canby on highway 299. 1341 Comment
  UCR1827  Juniperus occidentalis var. occidentalis Frank C. Vasek 1962-9-2 620902 14 Modoc 4.2 mi east of Likely 2287 Comment
  CAS-BOT-BC248318  Kalmia polifolia B. Bartholomew; H. Sun 2002-6-24 8869 Modoc Between Dismal Swamp and Cave Lake, W slope of the Warner Mountains near the Oregon border 2140 Comment
  UC1075745  Kalmia polifolia subsp. microphylla Robert J. Weatherby 1955-7-7 1598 Modoc near Dismal Swamp (Mineral Spring); Warner Mountains, Mineral Spring 2331 Comment
  CAS-BOT-BC225094  Kelloggia galioides Bruce Bartholomew; Barrett Anderson 1988-7-22 4480 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC248319  Kelloggia galioides B. Bartholomew 2002-8-26 8871 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  UC28425  Kelloggia galioides Milo S. Baker 1893-7-7 Modoc Comment
  CAS-BOT-BC95539  Kochia americana Bruce Bartholomew 1991-6-22 5841 Modoc Surprise Valley, 5.6 km E of Eagleville. 1370 Comment
  RSA520342  Kochia americana Bruce Bartholomew, B. Anderson 1989-6-2 4832 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC247645  Koeleria macrantha Leland S. Smith 1924-6-9 1396 Modoc Egg Lake. Comment
  UCD85731  Koeleria macrantha Beecher Crampton; Carl Rimbey 1954-7-6 2117 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  HSC5889  Lactuca biennis M. T. Milligan 1966-7-25 572 Modoc E of Jess Valley 1646 Comment
  UC71840  Lactuca tatarica subsp. pulchella M. H. Manning 1904-9-4 Modoc Alturas Comment
  UCD133499  Lactuca tatarica subsp. pulchella T. C. Fuller 1967-8-15 16260 Modoc 4 miles northeast of Macdoel. Comment
  JEPS6030  Lagophylla ramosissima Frances D. Payne 1931-6-18 192 Modoc s and e of Alturas Parker Creek; Warner Mountains 1584 Comment
  UCR57487  Lagophylla ramosissima R. D. Goeden, Don W. Ricker 1989-8-23 890823- 16 Modoc Warner Mtns., Modoc National Forest, Fandango Pass Road, in vicinity of Warner Mtn. 1607 Comment
  CAS-BOT-BC497215  Lagophylla ramosissima Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -8 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  POM31752  Lagophylla ramosissima Mrs. R. M. Austin 1895-1 s.n. Modoc Goose Lake Valley. 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
  RSA534600  Lasthenia glaberrima Bruce Bartholomew, B. Anderson 1990-7-19 5408 Modoc Turner Creek at County Road 90, N end of Big Valley. 6.4 km N of Lassen County border 1230 Comment
  UC15393  Lathyrus brownii Baker and Nutting 1894-6-16 Modoc Forestdale Comment
  UC15395  Lathyrus lanszwertii var. lanszwertii Mrs. R. M. Austin and Bruce Jul 1898 2224 Modoc Comment
  CAS-BOT-BC181972  Lathyrus rigidus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16472 Modoc 2.4 mi. S of Davis Creek. Comment
  CAS-BOT-BC181973  Lathyrus rigidus Bruce Bartholomew; Barrett Anderson 1988-5-14 4185 Modoc 4.5 km S of Davis Creek on U.S. Highway 395, SE side of Goose Lake. 1470 Comment
  NY716864  Lathyrus rigidus B. M. Bartholomew 1988-5-14 4185 Modoc 4.5 km south of Davis Creek on U.S. Highway 395, southeast side of Goose Lake 1470 Comment
  RSA74593  Lathyrus rigidus C. L. Hitchcock 1950-5-27 19225 Modoc 20 miles N of Alturas Comment
  UC30617  Layia glandulosa Mrs. C. C. Bruce 1898-6-1 2172 Modoc near Alturas Comment
  POM260869  Layia glandulosa subsp. glandulosa Alice Eastwood, J. T. Howell 1940-6-14 8247 Modoc Between Mammoth Cave and Lava Beds National Monument. Comment
  POM30572  Layia glandulosa subsp. glandulosa Mrs. R. M. Austin 1895-08 536 Modoc Alturas Comment
  RSA8238  Ledum glandulosum Elmer I. Applegate 1932-8-7 8224 Modoc Just above Lily Lake, Bidwelll Pass, Warner Mts. Comment
  CAS-BOT-BC245028  Lemna Bruce Bartholomew; Barrett Anderson 1989-6-2 4793 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC245029  Lemna trisulca Verne Grant; I. Schneider 1947-7-19 8065 Modoc Corporation ranch, south of south loop road, S of Alturas. Comment
  POM312463  Lemna trisulca H. L. Mason, Verne Grant 1947-7-12 13432 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UC1101268  Lemna trisulca Verne Grant, Irving Schneider 1947-7-19 8065 Modoc s of Alturas (s of South Loop Road, Corporation Ranch); Corporation Ranch Comment
  UC1101297  Lemna turionifera Herbert L. Mason, Verne Grant 1947-7-12 13389 Modoc several mi s of Alturas (by Jones' Lane, off Highway 395) Comment
  UC71710  Lepidium densiflorum Mrs. M. H. Manning 1902-10-4 51 Modoc Surprise Valley Comment
  CAS-BOT-BC58347  Lepidium perfoliatum F. Angwin 1945-10-7 Modoc Big Valley near Adin. 1280 Comment
  CDA18851  Lepidium perfoliatum R. Breckenridge 1999-6-15 PDR 1198610 Modoc Jones Lane, approx. 1/2 mi. N of Co. Rd. 115 crossing of Hwy 395 & 1/2 mile W of 395. 0 Comment
  CAS-BOT-BC58643  Lepidium pubecarpum Bruce Bartholomew 1989-7-14 4956 A Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  RSA520471  Leptosiphon bolanderi Bruce Bartholomew, B. Anderson 1989-4-27 4625 Modoc Little Hot Spring Valley, 4 km NW of Day. 1070 Comment
  POM74259B  Leptosiphon harknessii Mrs. R. M. Austin 1895-07 534 Modoc Goose Lake Valley. 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
  RSA318659  Leptosiphon harknessii Margaret J. Williams 1983-7-29 83- 116 -8 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  CAS-BOT-BC242078  Leucocrinum montanum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6467 Modoc Below Emerson Campground, E side of Warner Mountains. 1710 Comment
  CAS-BOT-BC242079  Leucocrinum montanum K. Paulson; Robert Paulson 1989-4-16 103 Modoc Crowder Flat Road, Devil's Garden. Comment
  CAS-BOT-BC242086  Leucocrinum montanum Bruce Bartholomew 1991-5-25 5750 Modoc Ca. 6 km NW of Tionesta on road to Lava Beds National Monument. 1310 Comment
  JEPS61978  Leucocrinum montanum Mary H. Manning c. 1912 Modoc Ft. Bidwell Comment
  UC1134622  Leucocrinum montanum R. C. Wilson 1933-5-23 26 Modoc Pothole Gulch; Modoc National Forest, Canby Quad. 1341 Comment
  HSC15562  Leucocrinum montanum M. T. Milligan 1966-5-14 607 Modoc Plateau W of Jess Valley 1829 Comment
  SEINET10533573  Leucocrinum montanum Jeffrey Huber 1971-6-3 Huber 97 Modoc 5 miles s of canby on calif. Hwy. 299, Lupines heavily carpeting hillsides of Large basaltic boulders, sparse juniper, artemesia, purshia, poa assoc. 1280 Comment
  UC13773  Leucocrinum montanum Milo S. Baker c. 1893 Modoc Modoc or Lassen County Comment
  CAS-BOT-BC247702  Leucopoa kingii Clare Butterworth Hardham 1961-6-18 7552 B Modoc 3.2 mi. E of Cedar Pass. Comment
  CAS-BOT-BC197451  Lewisia nevadensis K. Paulson; Robert Paulson 1988-6-11 35 Modoc North of Stough Reservoir, Warner Mts.. 1981 Comment
  JEPS43228  Lewisia nevadensis L. S. Smith 1918-5-31 930 Modoc Little Grizzley, Lassen Creek 1828 Comment
  CAS-BOT-BC197498  Lewisia pygmaea Annie Montague Alexander; L. Kellogg 1946-7-29 5086 Modoc Head of Eagle Creek, Warner Mts. 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-BC197488  Lewisia rediviva Bruce Bartholomew; Barrett Anderson 1988-5-13 4184 A Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CAS-BOT-BC197489  Lewisia rediviva Bruce Bartholomew; Barrett Anderson 1989-6-1 4741 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC197492  Lewisia rediviva K. Paulson; Robert Paulson 1989-5-21 124 Modoc Steele Swamp Road, Devil's Garden. 1371 Comment
  UC7812  Lewisia rediviva Milo S. Baker 1893-7-3 Modoc near Lookout; Big Valley 1219 Comment
  JEPS43175  Lewisia rediviva Frances D. Payne 1929-6-23 25 Modoc Parker Creek Warner Mountains, Parker Creek 1584 Comment
  CHSC112873  Lewisia rediviva var. rediviva L. P. Janeway; B. Castro 2014-6-2 11284 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 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
  SBBG1942  Lewisia rediviva var. rediviva H. and M. Dearing 1939-6-9 3618 Modoc N of Squaw Peak, Warner Mtns Comment
  CAS-BOT-BC197482  Lewisia triphylla Annie Montague Alexander; L. Kellogg 1946-6-15 4780 B Modoc Deep Creek. 2194 Comment
  CAS-BOT-BC247638  Leymus cinereus John Thomas Howell 1934-6-30 12275 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247639  Leymus cinereus Isabelo T. Kelly 1930-1-1 34 Modoc Fort Bidwell. Comment
  UCD64272  Leymus cinereus Hursh 1919-10-30 X 3323 Modoc Alturas. Comment
  CAS-BOT-BC247632  Leymus triticoides Leland S. Smith 1917-7-23 144 Modoc Joseph Creek. 1706 Comment
  JEPS17513  Ligusticum grayi W. L. Jepson 1918-8-7 7884 Modoc Mt. Bidwell 2468 Comment
  UC1100165  Lilaea scilloides Verne Grant and Irving Schneider 1947-7-18 8040 Modoc 5 mi n Bayley's Bridge (s of Alturas, Eastside Canal) Comment
  RSA17667  Lilaea scilloides Elmer I. Applegate 1932-7-30 7947 Modoc Alturas Comment
  RSA577560  Lilaea scilloides L. C. Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil s Garden 1524 Comment
  CAS-BOT-BC242072  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC242073  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC238351  Limosella aquatica Herbert L. Mason; Verne Grant 1947-7-12 13418 Modoc Along railroad track, Pit River Valley, south of Alturas Comment
  JEPS17627  Limosella aquatica Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5388 Modoc near roadside about 4 mi s of Cedarville (on western edge of Surprise Valley); Surprise Valley 1463 Comment
  CAS-BOT-BC190626  Linanthus ciliatus Bruce Bartholomew 1995-6-24 7031 Modoc 0.3 km W of turn off to Dusty's Waterhole from Forest Service Road 42N23. 1320 Comment
  CAS-BOT-BC198048  Linanthus ciliatus Bruce Bartholomew 1995-6-24 7025 Modoc 16.4 km W of State Hwy 136 on road to Tionesta (Forest Service Road 44N17). 1400 Comment
  CAS-BOT-BC198049  Linanthus ciliatus Barrett Anderson 1986-7-10 3189 Modoc West Warner Rd. N of the North Fork of Pine Creek. 1965 Comment
  UC449824  Linanthus ciliatus Franklin P. Nutting Modoc near Egg Lake; Lava Comment
  CAS-BOT-BC198035  Linanthus harknessii Louis Cutter Wheeler 1935-8-16 3868 Modoc Dismal Swamp. 2225 Comment
  CAS-BOT-BC198042  Linanthus harknessii Margaret J. Williams 1983-7-29 83- 116 -8 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 Comment
  UC971756  Linanthus harknessii F. H. Frost 1925-7-11 13 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  CAS-BOT-BC198026  Linanthus nuttallii subsp. nuttallii K. Paulson; Robert Paulson 1989-7-14 179 Modoc Vicinity of Little Lily Lake, ca. 2.5 mi. S of the Oregon border, N end of Warner Mts. 2171 Comment
  RSA78909  Linanthus pungens subsp. pulchriflorus E. K. Balls, Percy C. Everett 1952-10-10 18150 Modoc Above South Fork Public Camp, 8 mi. E. of Likely on road to Jess Valley 1555 Comment
  CAS-BOT-BC229895  Linaria dalmatica subsp. dalmatica W. T. Parsons; Thomas C. Fuller 1960-7-27 4875 Modoc Lassen Creek, near Sugar Hill Planting. Comment
  CDA6357  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
  CDA6367  Linaria vulgaris T. C. Fuller 1960-7-27 4876 Modoc Lassen Creek, near Sugar Hill Planting. 0 Comment
  CAS-BOT-BC179154  Linum lewisii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16401 Modoc Above Thoms Creek, 6.1 mi. E of Hwy 299, Cedar Pass Rd. Comment
  CAS-BOT-BC179157  Linum lewisii C. L. Hitchcock 1940-5-27 6709 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC179161  Linum lewisii Elmer Ivan Applegate 1932-7-9 7601 Modoc NE slope of Bidwell Mt. Comment
  HSC15810  Linum lewisii M. T. Milligan 1964-6-27 97 Modoc Jct. of Lassen Creek Rd. and old Hwy. 395 1677 Comment
  CHSC23910  Linum lewisii var. lewisii M. T. Milligan 1965-6-26 340 Modoc Eagle Peak Region, Warner Mountains. East slope eroded volcanic plateau. 1676 Comment
  CAS-BOT-BC242177  Listera convallarioides C. C. (Mrs.) Bruce 1898-1-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  RSA534598  Listera convallarioides Bruce Bartholomew 1991-8-6 6088 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mountains 2130 Comment
  UC748215  Lithophragma glabrum Annie M. Alexander and Louise Kellogg 1946-6-5 4666 Modoc s Eagleville (Emerson Creek); Warner Mountains, Emerson Creek 2072 Comment
  CAS-BOT-BC317342  Lithophragma glabrum Florence Angwin 1946-4-12 s.n. Modoc Big Valley near Adin 1280 Comment
  RSA520475  Lithophragma glabrum Bruce Bartholomew, B. Anderson 1989-4-28 4644 Modoc 8.8 km N of State hwy 299 on road to Raker and Thomas Reservoir. 1470 Comment
  CHSC30632  Lithophragma tenellum NEH Prouty 1980-6-2 175 Modoc Modoc Nat. Forest. Warner Mt. District. Northern side of Dry Creek Basin Rd. Comment
  UC24881  Lithospermum californicum Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC54026  Lithospermum ruderale Francis Dorris Payne 1932-6-15 644 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC54031  Lithospermum ruderale Bruce Bartholomew; Barrett Anderson 1988-5-12 4092 Modoc 4 km NW of White Horse. 1350 Comment
  CAS-BOT-BC21437  Lomatium bicolor var. leptocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6495 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  CAS-BOT-BC21440  Lomatium bicolor var. leptocarpum K. Paulson; Robert Paulson 1988-6-11 30 Modoc N of Stough Reservoir, Warner Mts.. 1706 Comment
  UC106179  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin may 1894 40 Modoc Goose Lake Valley Comment
  RSA540072  Lomatium bicolor var. leptocarpum Bruce Bartholomew, B. Anderson 1989-4-28 4647 Modoc 5.8 km N of State Highway 299 on road to Raker & Thomas Reservoir 1470 Comment
  UC21263  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin and Bruce June 1898 2283 Modoc Fields, Goose Lake Comment
  UC1483806  Lomatium canbyi G. Schoolcraft 1980-4-10 205 Modoc near intersection of Hwys 395 and 299 on powerline R/W 1499 Comment
  CAS-BOT-BC30128  Lomatium foeniculaceum subsp. macdougalii James Vale 1980-6-9 s.n. Modoc Ridge from Stowe Road, Cedar Pass, Warner Mtns. Comment
  NY1141602  Lomatium gormanii H. D. D. Ripley 1944-6-1 6000 Modoc Cedar Pass, Warner Mountains 1920 Comment
  CAS-BOT-BC497342  Lomatium grayi G. Schoolcraft 1999-7-13 2866 Modoc Warner Mts. N of Stowe Reservoir 1981 Comment
  CAS-BOT-BC497468  Lomatium hallii Margaret J. Williams 1988-5-30 88- 26 -1 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  RSA540066  Lomatium hendersonii Bruce Bartholomew 1991-5-25 5769 Modoc 4.3 km S of Likely-Jess Valley Road on road to West Valley Reservoir. 1540 Comment
  UC1608977  Lomatium hendersonii B. Bartholomew with M. Gilbert and L. Skog 1993-5-13 6533 Modoc just w. Mud Lake (on rd. to West Valley Reservoir) 1460 Comment
Read comments
Jul 17 2014
  UC1618522  Lomatium hendersonii Glenn Clifton 1994-4-8 32592 Modoc 1.8 mi. e.-s.e. Wade Williams Spring (s.w. of a 4 WD rd.) 1519 Comment
  SEINET7878180 Image available Lomatium leptocarpum Unknown 1946-1 4770 Modoc Silver Creek branch of Patterson Mill road 1829 Comment
  CAS-BOT-BC30143  Lomatium macrocarpum E. S. Willits 1940-4-16 183 Modoc Willow Ranch, Hwy 395. Comment
  CAS-BOT-BC30146  Lomatium macrocarpum Isabel T. Kelly 1930-1-1 21 Modoc Cowhead Lake. Comment
  UCR51778  Lomatium macrocarpum Christopher Davidson 1975-6-4 2606 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of hwy 395 1500 Comment
  POM78482  Lomatium macrocarpum Mrs. R. M. Austin 1895-08 432 Modoc Goose Lake Comment
  CAS-BOT-BC15754  Lomatium nevadense var. nevadense Bruce Bartholomew; Barrett Anderson 1988-5-12 4124 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern railroad track. 1290 Comment
  CAS-BOT-BC15755  Lomatium nevadense var. nevadense Alice Eastwood; John Thomas Howell 1940-6-13 8147 Modoc Fandango Pass. Comment
  CAS-BOT-BC15765  Lomatium nudicaule R. M. Austin 1894-5-1 s.n. Modoc Goose Lake Valley. Comment
  HSC80779  Lomatium triternatum G. M. Riegel 1980-8-26 1110 Modoc South Warner Mountains 1739 Comment
  RSA452598  Lomatium triternatum Christopher Davidson 1973-5-26 2118 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  SJSU9696  Lomatium triternatum W. Savage 1979-7-20 1542 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  UC106266  Lomatium triternatum var. macrocarpum Mrs. R. M. Austin 1894-1 78 Modoc Lava Beds w. Willow Creek; Lava Beds Comment
  CAS-BOT-BC21393  Lomatium vaginatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4385 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC21396  Lomatium vaginatum Lincoln Constance; E. DiFulvio 1962-4-16 3750 Modoc 3.2 mi. N of Likely. 1310 Comment
  CAS-BOT-BC21400  Lomatium vaginatum John Thomas Howell 1934-6-11 11941 A Modoc Parker Creek. 1584 Comment
  RSA248724  Lomatium vaginatum Christopher Davidson 1973-5-26 2124 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC95170  Lonicera interrupta Fred. P. Cronemiller 1920-7-1 20 Modoc Bieber Range. 1524 Comment
  JEPS118255  Lotus denticulatus Lowell Ahart, John Dittes 2011-6-22 17545 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  SEINET5512249  Lotus humistratus J. C. Beatley 1964-1 Modoc Tule Lake area. Drainage area: Tule Lake area 1829 Comment
  NY716009  Lotus purshianus B. M. Bartholomew 1988-7-22 4485 Modoc Vicinity of East Creek Trailhead, southern end of the Warner Mountains 2210 Comment
  JEPS117168  Lotus purshianus var. purshianus Lowell Ahart, John Dittes 2010-8-30 17068 Modoc About 5 yards east of 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
  CAS-BOT-BC181930  Lupinus Bruce Bartholomew; Barrett Anderson 1988-6-24 4348 Modoc South Barber Creek, 6.3 km SW of County Road 1 on County Road 42, E side of the Warner Mts.. 1790 Comment
  RSA534615  Lupinus Bruce Bartholomew, B. Anderson 1989-6-3 4914 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  RSA296808  Lupinus albifrons var. albifrons Leland S. Smith 1918-8-13 1035 Modoc Silver Creek foothills, south Warner mts. Comment
  CAS-BOT-BC181921  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5890 Modoc Between Adin and Canby, upper Pit River region. Comment
  JEPS64953  Lupinus arbustus Frances D. Payne 1932-6-22 574 Modoc s and e Alturas; Warner Mountains, Parker Creek Comment
  JEPS64954  Lupinus arbustus Frances D. Payne 1931-6-29 297 A Modoc Owl Creek Warner Mountains (SE slopes of Warner Mountains) 2133 Comment
  UC1129537  Lupinus arbustus var. arbustus R. C. Wilson 1933-5-30 34 Modoc Rush Creek 1432 Comment
  CAS-BOT-BC182182  Lupinus argenteus Mrs. H. C. Cantelow 1940-5-31 Modoc 1.8 mi. W of Canby. Comment
  CAS-BOT-BC182183  Lupinus argenteus C. P. Smith 1947-6-13 47450 Modoc Highway 299, Canby, 2.5 mi. S. Comment
  CAS-BOT-BC182192  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  UC865118  Lupinus argenteus Lewis S. Rose 1940-6-14 40564 Modoc Kelly Hot Springs 1341 Comment
  NY733048  Lupinus argenteus var. argenteus J. T. Howell 1934-7-2 12367 Modoc West side of Clear Lake Comment
  RSA3393  Lupinus argenteus var. argenteus Carl B. Wolf 1931-9-4 2398 Modoc At Canby. 1326 Comment
  SBBG3540  Lupinus argenteus var. argenteus H. and M. Dearing 1939-6-7 3575 Modoc E of Adin Comment
  CAS-BOT-BC182084  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-14 8234 Modoc Near Hackamore. 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-BC182115  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-13 8137 Modoc W side of Fandango Pass. Comment
  CHSC112820  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2013-7-25 18953 Modoc 10 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  JEPS65013  Lupinus argenteus var. heteranthus W. L. Jepson 1918-8-7 7856 Modoc Mt. Bidwell 2072 Comment
  SBBG3561  Lupinus argenteus var. heteranthus H. and M. Dearing 1939-6-8 3589 Modoc near Goose Lake 1219 Comment
  RSA614700  Lupinus argenteus var. palmeri G. R. Ballmer 1988-7-20 s.n. Modoc Horse Ridge, in the Warner Mountains, near NW corner of the South Warner Wilderness Game Refuge, SW of Cedarville. 2134 Comment
  JEPS65347  Lupinus bicolor Leland S. Smith 1918-5-2 918 Modoc hills around Adin; Modoc National Forest, hills around Adin 1981 Comment
  UC15937  Lupinus bicolor Milo S. Baker 1893-8-1 Modoc Comment
  CHSC112351  Lupinus brevicaulis L. P. Janeway; B. Castro 2014-2-6 11285 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  RSA407110  Lupinus caudatus Christopher Davidson 1973-5-24 2098 Modoc South of Alturas on County Road 63 off Highway 395, near Likely. 1311 Comment
  CAS-BOT-BC8444  Lupinus laxiflorus var. calcaratus Alice Eastwood; John Thomas Howell 1940-6-13 8141 Modoc Fandango Pass Comment
  UCD108243  Lupinus lepidus var. confertus Craig Ely 1975-7-10 s.n. Modoc 30 miles s.e. of Tulelake. Comment
  JEPS65314  Lupinus lepidus var. lobbii Milo S. Baker July, 1893 Modoc Comment
  CHSC67110  Lupinus lepidus var. sellulus James D. Jokerst 1987-5-13 2868 Modoc Radar Survey Site S of Doublhead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  SEINET8056945  Lupinus microcarpus M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88- 24 -1 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas 1478 Comment
  UC726491  Lupinus microcarpus var. densiflorus A. A. Heller 1941-6-25 16197 Modoc on the Cedarville rd a short distance e junction with U.S. Highway 395 Comment
  CAS-BOT-BC181840  Lupinus microcarpus var. microcarpus Mrs. H. C. Cantelow 1940-5-31 Modoc 3 mi. E of Canby. Comment
  UC1736638  Lupinus microcarpus var. microcarpus Dean Wm. Taylor with Robert A. Price 1988-6-4 9758 Modoc Tule Lake Basin; Dobie Flat, 2.6 miles S10 E of Casuse Mountain, 1280 Comment
  CAS-BOT-BC181850  Lupinus microcarpus var. microcarpus R. M. Austin Modoc 2 mi. W of Adin Summit, W of Alturas near US Highway 299. Comment
  CAS-BOT-BC497470  Lupinus polyphyllus Margaret J. Williams 1988-5-30 88- 22 -1 Modoc Crowder Flat road, NW of Alturas 1524 Comment
  POM27128  Lupinus polyphyllus subsp. superbus R. M. Austin 1895-07 412 Modoc Goose Lake Comment
  CAS-BOT-BC181827  Lupinus polyphyllus var. burkei L. A. M. Black 1894-8-1 69 Modoc Davis Creek. Comment
  CAS-BOT-BC181824  Lupinus pusillus var. intermontanus R. M. Austin 1884-6-1 Modoc Shores of Goose Lake. Comment
  CAS-BOT-BC181808  Lupinus saxosus Bruce Bartholomew 1991-5-25 5762 Modoc N side of the Pit River, ca. 10 km W of Hwy. 299 on Stone Coal Road. 1320 Comment
  CAS-BOT-BC181809  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1988-5-14 4194 Modoc 1.3 km S of turn off to Crowder Flats West Side Road, W side of Goose Lake. 1410 Comment
  JEPS65434  Lupinus saxosus E. H. Stiffen 1917-6-10 41 Modoc Jess Valley , Jess Valley (Warner Mountains) 1524 Comment
  UC1129699  Lupinus saxosus R. C. Wilson 1933-5-25 29 Modoc 1 mi sw Hanging Rock; Modoc National Forest, Canby Quad. Comment
  UCD169851  Lythrum tribracteatum Lowell Ahart; John Dittes 2010-8-30 17055 Modoc Ash Creek State Wildlife Area, 2,300 feet north of the Lassen County Line, about 3.6 miles(air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. North side of a small wash, about 10 yards west of the fence, south edge of the meadow, 1267 Comment
  CAS-BOT-BC49472  Madia citriodora Bruce Bartholomew 1993-6-12 6590 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  RSA504642  Madia citriodora Bruce Bartholomew, B. Anderson 1988-6-23 4242 Modoc 4.2 kim NW of Day. 1020 Comment
  CAS-BOT-BC49438  Madia exigua John Thomas Howell 1934-7-1 12325 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  CAS-BOT-BC49439  Madia exigua Bruce Bartholomew 1990-6-18 5381 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC49441  Madia exigua R. M. Austin 1894-8-1 Modoc Sugar Loaf Hill. Comment
  CAS-BOT-BC49401  Madia glomerata Bruce Bartholomew 1989-8-10 5043 Modoc Little Hot Spring Valley, 3.9 km NW of Day. 1070 Comment
  UC1191985  Madia glomerata Herbert L. Mason 1947-8-11 13496 Modoc on Hwy 81 near boundary between Lassen and Modoc Counties (w margin of lake); Lower Lake Comment
  UCR57895  Madia glomerata R. D. Goeden, Don W. Ricker 1989-8-23 890823- 21 Modoc Warner Mtns., Modoc National Forest, Fandango Pass Rd, near Warner Mtn, west of Pass 1616 Comment
  RSA520494  Madia glomerata Bruce Bartholomew 1989-8-10 5043 Modoc Little Hot Springs Valley, 3.9 km NW of Day 1070 Comment
  UC217310  Madia glomerata H. M. Hall 1921-9-9 11668 Modoc along Klamath Falls-Alturas road (n Modoc County) Comment
  CAS-BOT-BC49414  Madia gracilis Bruce Bartholomew 1989-7-15 5006 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC49415  Madia gracilis Annie Montague Alexander; L. Kellogg 1946-7-10 4956 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CAS-BOT-BC49424  Madia gracilis Bruce Bartholomew; Barrett 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
  CAS-BOT-BC49425  Madia gracilis Bruce Bartholomew 1991-7-6 5957 Modoc 2 km above Lower Rush Creek Campground along Rush Creek. 1500 Comment
  UCR66732  Madia gracilis J. T. Howell 1934-6-12 12025 Modoc Warner mtns. Plum Valley 1660 Comment
  POM228992  Mahonia repens L. C. Wheeler 1935-8-14 3838 Modoc Pine Creek. Warner Mtns. 2011 Comment
  CAS-BOT-BC242030  Maianthemum racemosum E. S. Willits 1940-5-6 219 Modoc Near Lassen Creek, Willow Ranch. Comment
  HSC1963  Maianthemum stellatum M. T. Milligan 1966-7-1 515 Modoc N end of Jess Valley. 1616 Comment
  RSA639345  Marsilea oligospora L. C. Wheeler 1935-9-18 3993 Modoc Everly Reservoir, Devil s Garden. 1524 Comment
  HSC6019  Matricaria discoidea M. T. Milligan 1965-6-23 295 Modoc N end Jess Valley 1616 Comment
  JEPS126541  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 Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC100363  Medicago lupulina Lowell Ahart; John Dittes 2008-8-26 15347 Modoc On the bottom of Rose Creek, 250 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  JEPS69309  Melica spectabilis Leland S. Smith 1918-1 813 Modoc Comment
  UC593540  Melica stricta E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1826 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  UC1037298  Mentzelia albicaulis Leo Whitney 1934-5-12 1641 Modoc Devil's Garden Modoc National Forest, northeast portion of country 1463 Comment
  UC748411  Mentzelia albicaulis Annie M. Alexander and Louise Kellogg 1946-6-12 4736 Modoc east side Fandango Pass rd. 1676 Comment
  CAS-BOT-BC179144  Mentzelia dispersa Bruce Bartholomew; Barrett Anderson 1988-6-23 4266 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  RSA69712  Mentzelia dispersa F. W. Peirson 1926-6-26 6899 Modoc Roadside, Alturas to Canby. Comment
  CAS-BOT-BC179119  Mentzelia montana Bruce Bartholomew; Barrett Anderson 1989-6-2 4822 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC179118  Mentzelia montana Mrs. H. C. Cantelow 1940-6-2 3996 Modoc W of Alturas, road to Lava Beds. Comment
  CAS-BOT-BC179112  Mentzelia veatchiana Bruce Bartholomew 1991-5-24 5707 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC498692  Mertensia ciliata E. K. Balls 1950-5-20 14791 Modoc South Fork Public Camp, South Fork Pit River (likely to Clear Lake) 1432 Comment
  HSC3716  Mertensia ciliata var. stomatechoides M. T. Milligan 1965-6-30 396 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  NY1084275  Mertensia oblongifolia B. M. Bartholomew 1992-5-15 6301 Modoc Tamarack Flat, east side of the Warner Mountains 2160 Comment
  UC1560375  Mertensia oblongifolia E. Joyal and D. Mehlman 1988-6-28 1293 Modoc Near Warner Mts., ridge road Comment
  CAS-BOT-BC54008  Mertensia oblongifolia var. amoena Bruce Bartholomew 1994-5-28 6724 Modoc Between Joseph Creek Basin and Halls Meadow, W side of Warner Mts. 1880 Comment
  CAS-BOT-BC54009  Mertensia oblongifolia var. amoena Milo Samuel Baker 1893-8-1 s.n. Modoc Craigs. Comment
  CAS-BOT-BC54013  Mertensia oblongifolia var. amoena Betty J. Hammerly 1941-6-20 30 Modoc Clear Lake. 1767 Comment
  RSA25343  Mertensia oblongifolia var. amoena C. L. Hitchcock 1940-5-27 6663 Modoc 12 miles NE of Alturas. 1616 Comment
  CAS-BOT-BC54016  Mertensia oblongifolia var. nevadensis Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass. Comment
  RSA531352  Mertensia oblongifolia var. nevadensis Bruce Bartholomew, B. Anderson 1988-6-24 4301 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC54023  Mertensia oblongifolia var. oblongifolia Annie Montague Alexander; L. Kellogg 1946-6-30 4882 Modoc Highgrade, west side of ridge, N end of Warner Mountains 2377 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-BC49358  Microseris nutans Bruce Bartholomew; Barrett Anderson 1988-7-23 4580 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC49359  Microseris nutans Bruce Bartholomew 1989-7-15 5011 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  RSA416452  Microseris nutans Christopher Davidson 1973-5-26 2146 Modoc Ca. 1 mile N of Adin Summit on State Highway 299. Modoc National Forest. 1524 Comment
  CAS-BOT-BC197910  Microsteris gracilis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 105 Modoc Hillslope above Parker Creek. Comment
  CAS-BOT-BC197904  Microsteris gracilis Mrs. H. C. Cantelow 1935-6-8 3460 Modoc S of Marlin. Comment
  UCD118920  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
  POM74514  Microsteris gracilis subsp. humilis Mrs. R. M. Austin 1895-06 37 Modoc Goose Lake Valley. Comment
  JEPS3972  Mimulus arvensis Frances D. Payne 1932-6-24 597 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  HSC20803  Mimulus breviflorus M. T. Milligan 1964-7-1 114 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  JEPS127288  Mimulus breviflorus Lowell Ahart, John Dittes 2016-7-14 21183 -A 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
  SEINET3365874 Image available Mimulus breweri Annie M. Alexander, Louise Kellogg 1946-7-1 4888 Modoc Warner Mountains; 1/2 mile east of Bidwell Creek road summit Comment
  RSA550583  Mimulus breweri Bruce Bartholomew 1991-7-7 6004 Modoc SE end of Sweargart Flat 555 Comment
  JEPS127294  Mimulus evanescens Lowell Ahart, John Dittes 2016-7-14 21183 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
  JEPS11547  Mimulus guttatus W. L. Jepson 1918-8-12 7955 Modoc Jess Valley 1584 Comment
  RSA210887  Mimulus guttatus Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39094 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  SBBG10583  Mimulus guttatus D. Myrick 1968-6-20 1975 Modoc Davis Crk on US Hwy 395, 15 mi N of Alturas 1524 Comment
  JEPS11716  Mimulus guttatus Francis W. Pennell Jun 8 1940-Jun 9 1940 25749 Modoc w Cedar Pass (ne of Alturas); Warner Mountains 1798 Comment
  HSC26592  Mimulus latidens D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19521 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  POM229221  Mimulus lewisii Louis C. Wheeler 1935-8-8 3807 Modoc Consolidated Mine, Pine Creek, Warner Mountains. 2287 Comment
  JEPS27800  Mimulus moschatus Frances D. Payne 1931-6-22 245 Modoc just e Payne Canyon (tributary of Parker Creek, w slope of Warner Mts.); Warner Mts., Dry Creek 1828 Comment
  RSA165594  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7841 Modoc Willow Creek. Warner Mountains. 1677 Comment
  UC748171  Mimulus nanus var. nanus Annie M. Alexander and Louise Kellogg 1946-7-24 5075 Modoc Horse Mountain Warner Mountains Comment
  UC27804  Mimulus primuloides Milo S. Baker 1893-7-2 Modoc near Forestdale Comment
  RSA93427  Mimulus suksdorfii Milo S. Baker 1936-6-14 8313 Modoc Sink along Hwy to Canby. Several miles north of Quarantin Station. Comment
  UC100828  Mimulus tricolor Milo S. Baker Modoc Forestdale Comment
  UC26856  Mimulus tricolor M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake Comment
  UC8124  Minuartia douglasii Milo S. Baker 1894-6-25 Modoc Big Valley Mountains Comment
  UCSB48513  Minuartia nuttallii Hardham, Clare 1961-6-20 Modoc Bidwell road to Dismal Creek 2438 Comment
  SBBG1991  Minuartia nuttallii var. gregaria H. and M. Dearing 1939-6-9 3623 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  NY758252  Mitella pentandra B. M. Bartholomew 1994-7-2 6784 Modoc 5.0 km southeast of Joseph Creek Basin on the west side of the Warner Mountains 1930 Comment
  UCR138445  Mitella pentandra David A. Charlet 1989-8-16 540 Modoc Warner Mountains. 11 km NW of Eagle Peak, Rock Spring 2015 Comment
  SEINET3996771 Image available Monardella odoratissima Marion Ownbey, Fred G. Meyer 1940-7-1 2150 Modoc Warner Mts.; Cedar Peak Comment
  RSA583125  Monardella odoratissima Louis C. Wheeler 1935-8-14 3841 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC179368  Monardella odoratissima subsp. glauca K. Paulson; Robert Paulson 1989-6-21 148 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  CAS-BOT-BC179369  Monardella odoratissima subsp. glauca Leland S. Smith 1419 Modoc Happy Camp. Comment
  CAS-BOT-BC179370  Monardella odoratissima subsp. glauca Annie Montague Alexander; L. Kellogg 1946-7-23 5060 Modoc E slope of Emerson Peak. Comment
  JEPS81094  Monardella odoratissima subsp. glauca G. Schoolcraft 1979-7-17 148 Modoc Above Stowe Reservoir 2072 Comment
  UC634864  Monardella odoratissima subsp. glauca F. H. Frost 1925-7-20 86 Modoc Cedar Camp Warner Mts. Comment
  CAS-BOT-BC179363  Monardella odoratissima subsp. pallida Bruce Bartholomew 1991-7-6 5972 Modoc 0.8 km NE of Curtis Waterhole. 1310 Comment
  RSA639614  Monolepis nuttalliana L. C. Wheeler 1935-8-2 3741 Modoc Dismal Swamp: Twenty-Mile Creek. 2225 Comment
  UC7432  Monolepis nuttalliana Mrs. R. M. Austin June, 1894 Modoc Willow Creek Valley Comment
  SD61020  Monolepis nuttalliana Darley F. Howe 1964-7-31 3903 Modoc 10.2 miles from entrance to Modoc National Forest on road east of Likely, Warner Mountains. 1830 Comment
  CAS-BOT-BC197476  Montia chamissoi Bruce Bartholomew 1991-8-5 6040 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC197518  Montia chamissoi Bruce Bartholomew 1991-7-7 6006 Modoc Pot Hole Spring. 1890 Comment
  CAS-BOT-BC197519  Montia chamissoi Roxana Stinchfield Ferris; R. Duthie 1919-6-13 25 Modoc Parker Creek near Nat. Forest Boundary. Comment
  CAS-BOT-BC197520  Montia chamissoi E. S. Willits 1940-5-17 265 Modoc Willow Ranch. Comment
  RSA77998  Montia chamissoi Verne Grant, Alva Grant 1947-7-11 8010 Modoc Modoc County: Rocky banks of Thoms creek near forest service camp site on road from Alturas to Cedar Pass, Warner Mts, Modoc County Comment
  JEPS118264  Montia dichotoma Lowell Ahart, John Dittes 2011-6-22 17551 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 Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CAS-BOT-BC197513  Montia fontana Bruce Bartholomew 1992-5-15 6297 Modoc N end of Surprise Valley, S of Cow Head Lake. 1600 Comment
  CAS-BOT-BC197506  Montia linearis Bruce Bartholomew; Barrett Anderson 1989-4-30 4715 Modoc Along Ralston Gulch, 2.4 km S of Caldwell Road (Co. road 54). 1450 Comment
  CAS-BOT-BC197547  Montia linearis R. M. Austin 1894-5-1 s.n. Modoc Goose Lake Valley. Comment
  UC71834  Montia linearis Mrs. M. H. Manning 1903-5-1 99 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  CAS-BOT-BC247568  Muhlenbergia asperifolia Leland S. Smith 1917-8-19 152 Modoc Fort Bidwell. 1371 Comment
  CAS-BOT-BC247570  Muhlenbergia asperifolia Bruce Bartholomew; Barrett Anderson 1990-7-20 5447 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  UC1025026  Muhlenbergia asperifolia Leo Whitney 1935-7-19 3540 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CAS-BOT-BC247569  Muhlenbergia asperifolia Herbert Louis Mason 1947-8-15 13542 Modoc Mouth of Crane Creek on Willow Ranch. Comment
  JEPS69318  Muhlenbergia filiformis L. S. Smith 1917-9-5 150 Modoc Bidwell Creek Warner Mts. 2164 Comment
  CAS-BOT-BC247563  Muhlenbergia richardsonis Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake. 1310 Comment
  RSA603670  Muhlenbergia richardsonis L. C. Wheeler 1935-8-21 3901 Modoc Devil's Garden: Pine Spring 1524 Comment
  UCD86986  Muhlenbergia richardsonis L. Whitney 1935-7-19 3539 Modoc Lake Joaquina, Hackamore, ca. 15 mi. NW of Canby, Modoc National Forest. 1463 Comment
  POM313204  Muhlenbergia richardsonis H. L. Mason 1947-8-8 13467 Modoc Southwest margin of Big Sage Reservoir, northwest of Alturas Comment
  UC1731496  Myosurus apetalus Dean Wm. Taylor with Glenn L. Clifton 1992-5-7 12530 Modoc just above western rim of Black Canyon (0.5 mi downstream of Duncan Reservoir, in creek draining the reservoir, Modoc Plateau); Modoc Plateau 1524 Comment
  CAS-BOT-BC392256  Myosurus apetalus E. K. Balls 1950-5-14 14693 Modoc 2.5 mi. n. of boundary Modoc Nat'l Forest, junction of roads to Emigrant Spring, Thomas Reservoir and Dead Horse Reservoir 1524 Comment
  UC1738099  Myosurus minimus D. E. Stone 1957-6-3 66 Modoc 1 mi N of Canby (On road from Canby to Klamath Falls) Comment
  RSA27960  Myriophyllum sibiricum C. L. Hitchcock 1940-5-28 6722 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  CDA37257  Myriophyllum spicatum B. Villegas 2008-7-24 s.n. Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. 0 Comment
  JEPS120885  Najas flexilis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18764 Modoc About 300 yards NE of Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  CAS-BOT-BC198014  Navarretia breweri Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2146 Modoc W slope of Cedar Pass. Comment
  POM301668  Navarretia breweri Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Warner Mountains 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
  SBBG30496  Navarretia intertexta D. Myrick 1968-6-20 1979 a Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  CHSC116104  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2015-7-16 20380 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
  UC526146  Navarretia intertexta subsp. propinqua John Thomas Howell 1934-6-15 12199 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC711866  Navarretia intertexta subsp. propinqua Roxana S. Ferris and Laura Lorraine 1941-8-14 10604 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  JEPS70412  Navarretia intertexta subsp. propinqua Frances D. Payne 1929-6-29 33 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET14058064  Navarretia intertexta subsp. propinqua M. J. Williams 1984-7-1 84- 85 -3 Modoc NW of Alturas, 2.1 mi N of Hwy 299 on the Crowder Flat road. 1372 Comment
  RSA185430  Navarretia leptalea Clare B. Hardham 1961-6-18 s.n. Modoc Warner Mountains: Cedar Pass. Comment
  UC23425  Navarretia leptalea subsp. leptalea Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC197971  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew 1991-6-23 5871 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  JEPS77519  Navarretia leucocephala subsp. leucocephala L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4889 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen County line); Warner Mts. 2011 Comment
  CHSC117860  Navarretia leucocephala subsp. minima L. P. Janeway 2016-5-16 11996 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Apple-gate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  UC1199811  Navarretia leucocephala subsp. minima Herbert L. Mason 1957-6-21 14705 Modoc w side Said Valley Comment
  RSA67203  Navarretia sinistra Verne Grant, Alva Grant 1947-7-13 8013 Modoc At west end of Fandango Valley, road from Goose Lake to Fort Bidwell 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
  UC660059  Nemophila breviflora Alan A. Beetle 1941-6-29 2829 Modoc near summit Cedarville Pass; near summit of Cedarville Pass 2118 Comment
  RSA293357  Nemophila parviflora var. austiniae Reino Alava 1957-7-5 1150 Modoc Cedar Pass, Modoc National Forest. Warner Mountains Comment
  CAS-BOT-BC179295  Nemophila pedunculata Alice Eastwood; John Thomas Howell 1940-6-13 8193 Modoc W side of Cedar Pass. 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
  UC24289  Nemophila pedunculata Milo S. Baker 1899-8-25 Modoc Forestdale Comment
  UC748434  Nemophila pedunculata Annie M. Alexander and Louise Kellogg 1946-6-14 4754 Modoc Silver Creek Branch of Patterson Mill road 1828 Comment
  UC748447  Nemophila pedunculata Annie M. Alexander and Louise Kellogg 1946-6-5 4665 a Modoc s Eagleville (Emerson Camp, Emerson Creek); Warner Mountains, Emerson Creek, s of Eagleville 2133 Comment
  UC880935  Nemophila pedunculata C. L. Hitchcock 1940-5-27 6684 Modoc 15 mi ne Alturas; ne of Alturas 1615 Comment
  RSA271928  Nemophila pedunculata Christopher Davidson 1975-6-4 2625 Modoc 0.8 miles east of Upper Rush Creek Camp on dirt road off Highway 299 ca. 7 miles west of Adin. Seepage area to left of road. 1662 Comment
  CHSC66993  Nestotus stenophyllus James D. Jokerst 1987-5-13 2860 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1371 Comment
  POM42286  Nestotus stenophyllus Mrs. R. M. Austin 1894-05 s.n. Modoc Goose Lake Valley. Comment
  RSA565101  Nestotus stenophyllus D. W. Taylor, Glenn L. Clifton 1992-5-7 12522 Modoc 0.5 miles E of Duncan Reservoir, on western rim of Black Canyon. 1524 Comment
  CAS-BOT-BC245374  Nicotiana attenuata Isabelo T. Kelly 1930-1-1 38 Modoc Cowhead Lake, NE of Fort Bidwell. 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
  CDA41133  Nicotiana attenuata T. C. Fuller 1958-7-9 s.n. Modoc Highway 299, Modoc National Forest, 10 miles east of Adin. 0 Comment
  UC26154  Nicotiana attenuata Mrs. R. M. Austin Aug 1894 Modoc n of Alturas (Pit River); Pit River Comment
  CAS-BOT-BC49369  Nothocalais troximoides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16391 Modoc 5 mi. E of Hwy 299 along Cedar Pass road. Comment
  UC635507  Nuphar lutea subsp. polysepala F. H. Frost 1925-7-24 146 Modoc Warner Mountains, Jess Valley Jess Valley; Warner Mountains, Jess Valley Comment
  NY998650  Oenothera deltoides var. piperi B. M. Bartholomew 1989-6-2 4836 Modoc 6.4 km east of Eagleville on the road to the California state border, east side of Surprise Valley 1550 Comment
  JEPS43963  Oenothera elata subsp. hirsutissima W. L. Jepson 1918-8-14 7989 Modoc Jess Valley 1584 Comment
  JEPS43964  Oenothera elata subsp. hirsutissima W. L. Jepson 1918-8-6 7846 Modoc fields and summit Surprise Valley 1447 Comment
  NY998814  Oenothera flava K. Paulson 1989-6-21 142 Modoc Vicinity of South Fork of Pine Creek, west side of the Warner Mountains 1884 Comment
  UC20558  Oenothera flava subsp. flava Mrs. C. C. Bruce June 1898 Modoc streets Alturas Comment
  JEPS64298  Olsynium douglasii var. douglasii B. M. Payne 1930-4-19 344 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1587056  Olsynium douglasii var. inflatum G. Schoolcraft 1991-5-15 2136 Modoc e slope of mt. 5 mi n Lookout; Splawn Mtn. 1371 Comment
  CDA36035  Onopordum acanthium C. Pirosko Jul 2003 s.n. Modoc 0 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
  CAS-BOT-BC190796  Orobanche corymbosa Bruce Bartholomew 1991-6-22 5850 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CAS-BOT-BC190786  Orobanche uniflora Bruce Bartholomew; Barrett Anderson 1989-6-1 4721 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  HSC29981  Orobanche uniflora D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19462 Modoc On hillside above the Rush Creek Campground ca. 8 mi. N of Adin. Comment
  SJSU8384  Orobanche uniflora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  JEPS79136  Orobanche uniflora subsp. occidentalis L. R. Heckard with Rimo Bacigalupi 1980-6-11 5238 Modoc Junction of Parker Creek and Shields Creek roads, ca. 10 air miles southeast of Alturas. Comment
  CAS-BOT-BC95700  Orthilia secunda Bruce Bartholomew 1989-8-12 5120 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  CAS-BOT-BC232321  Orthocarpus cuspidatus subsp. copelandii K. Paulson; Robert Paulson 1989-6-14 133 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  RSA80247  Orthocarpus cuspidatus subsp. copelandii F. W. Peirson 1926-6-25 6871 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  UC726143  Orthocarpus luteus A. A. Heller 1940-6-30 15745 Modoc along U.S. Highway #299, 8 mi w Alturas; w of Alturas Comment
  UCD149976  Orthocarpus luteus Harry George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  UCSB22505  Orthocarpus luteus Hardham, Clare 1961-6-18 Modoc 3 miles southeast of Cedar Pass, Warner Mts. Comment
  UC735036  Osmorhiza berteroi Lincoln Constance 1946-7-4 3103 Modoc Deep Creek 3.4 mi below summit; Warner Mountains 1828 Comment
  CAS-BOT-BC15735  Osmorhiza chilensis John Thomas Howell 1934-6-11 11970 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15743  Osmorhiza chilensis Roxana Stinchfield Ferris; R. Duthie 1919-6-3 52 Modoc Along Parker Creek at Modoc National Forest boundary., Comment
  CAS-BOT-BC15703  Osmorhiza occidentalis Bruce Bartholomew; Barrett Anderson 1990-7-20 5488 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC15746  Osmorhiza occidentalis Barrett Anderson 1986-7-9 3152 Modoc Hwy 299 just W of Cedar Pass. 1920 Comment
  UC1087226  Osmorhiza occidentalis Peter H. Raven and Otto T. Solbrig 1958-6-18 13315 Modoc Happy Camp Guard Station Comment
  JEPS57961  Oxyria digyna W. L. Jepson 1918-8-13 7977 Modoc Eagle Peak; Warner Mts., Eagle Peak 3017 Comment
  UC1567363  Oxyria digyna G. Schoolcraft 1989-7-16 1951 Modoc s Patterson Lake; Warner Mtns., s of Patterson Lake 2804 Comment
  HSC81005  Oxyria digyna G. M. Riegel 1980-8-11 1032 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC50303  Packera cana Annie Montague Alexander; L. Kellogg 1946-7-23 5044 Modoc Emerson Peak, near summit, Warner Mountains Comment
  CAS-BOT-BC50346  Packera cana Alice Eastwood; John Thomas Howell 1940-6-12 8089 Modoc Jess Valley. Comment
  UC585149  Packera cana E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1829 Modoc about 3 mi w Cedarville (in the Warner Mountains, Cedar Creek Canyon); Warner Mountains, Cedar Creek Canyon Comment
  UC1523796  Packera cana Gary Schoolcraft 1981-5-12 390 Modoc sw Alturas 1493 Comment
  CAS-BOT-BC50270  Packera eurycephala var. eurycephala Annie Montague Alexander; L. Kellogg 1946-6-17 4786 Modoc Cedar Pass road. 1767 Comment
  CAS-BOT-BC50318  Packera eurycephala var. eurycephala Roxana Stinchfield Ferris; R. Duthie 1919-6-14 56 Modoc Above Parker Creek. Comment
  CAS-BOT-BC50319  Packera eurycephala var. eurycephala Bruce Bartholomew; Barrett Anderson 1988-5-13 4185 B Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  UC76003  Packera eurycephala var. eurycephala Milo S. Baker 1893-1 Modoc Forestdale Comment
  UC1234584  Packera eurycephala var. eurycephala Peter H. Raven 1962-5-29 17892 Modoc 6 mi e Alturas Comment
  UC35935  Packera pseudaurea subsp. pseudaurea Mrs. R. M. Austin August 1894 Modoc Davis Creek Comment
  CAS-BOT-BC190773  Paeonia brownii K. Paulson; Robert Paulson 1988-6-11 36 Modoc W bank of Stough Reservoir, Warner Mts.. 1524 Comment
  CAS-BOT-BC190778  Paeonia brownii E. S. Willits 1940-5-4 211 Modoc Willow Ranch. Comment
  CAS-BOT-BC190779  Paeonia brownii John H. Hatton 1911-6-10 18 Modoc Modoc County. 1786 Comment
  JEPS52292  Paeonia brownii Wayne Roderick 1963-6-9 Modoc about 1/2 mi above campground on east side of pass; Cedar Pass 1981 Comment
  RSA281693  Paeonia brownii S. O. Mattoon 1979-7-13 95 Modoc Patterson Meadows at Patterson G. S., S. Warner Mountains 22 air miles east of Highway 395 at Likely 2195 Comment
  HSC80722  Parnassia fimbriata Gregg M. Riegel 1980-7-31 939 Modoc South Warner Mountains. 2100 Comment
  UCD32703  Pascopyrum smithii Beecher Crampton 1954-7-7 2123 Modoc Modoc County, Alturas, vacant lot adjacent to Lederer Building. Comment
  CAS-BOT-BC95497  Paxistima myrsinites Bruce Bartholomew 1995-7-30 7042 Modoc 3.9 km E of Day on County Road 94 just beyond the ridge crest. 1390 Comment
  SJSU8395  Pectiantia pentandra H. L. Buckalew 1961-7-5 Modoc Soldier Cr on flank of Bald Mt, Warner Mts Comment
  CHSC19726  Pedicularis densiflora J. Grove 1973-5-1 100 Modoc Collected at Wiley ranch 3 mi north east of Day Ca. 1005 Comment
  HSC72503  Penstemon davidsonii J. P. Smith, J. O. Sawyer 1973-8-8 7218 Modoc Near summit of Eagle Peak 2988 Comment
  UCR34757  Penstemon davidsonii J. A. Harpel 1981-8-6 V 42 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC265300  Penstemon davidsonii var. davidsonii John Thomas Howell 1934-6-14 12122 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  CAS-BOT-BC232372  Penstemon deustus var. pedicellatus Elmer Ivan Applegate 1932-8-2 8070 Modoc Mill Creek Meadows. Comment
  CAS-BOT-BC232373  Penstemon deustus var. pedicellatus Roxana Stinchfield Ferris; R. Duthie 1919-6-13 100 Modoc Above Parker Creek, Warner Mountains Comment
  HSC80751  Penstemon deustus var. pedicellatus G. M. Riegel 1980-8-13 1048 Modoc S Warner Mtns. 1829 Comment
  RSA11916  Penstemon gracilentus Elmer I. Applegate 1932-7-31 7959 Modoc Mill Creek Meadow. Warner Mtns. Comment
  JEPS27627  Penstemon gracilentus Frances D. Payne 1929-7-7 53 Modoc sw Warren Peak (Pine Creek Basin); Warner Range, Pine Creek Basin 2133 Comment
  NY601604  Penstemon heterodoxus var. shastensis J. D. Jokerst 1987-5-12 2848 Modoc Ca. 4 miles south of Doublehead Mountain, east of Highway 139, northwest of Canby Comment
  RSA149144  Penstemon humilis I. L. Wiggins, Dorothy Wiggins 1961-6-15 16503 Modoc 22 mi. W of Canby, along Highway 139 Comment
  CAS-BOT-BC232505  Penstemon roezlii M. M. Hanna 1956-6-7 s.n. Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC232521  Penstemon roezlii Lincoln Constance 1938-6-12 2335 Modoc Open flat near foot of Banner Grade, Cedar Pass road 12.8 mi. NE of Alutras. 1463 Comment
  CAS-BOT-BC245566  Penstemon roezlii Francis Dorris Payne 1929-6-28 29 Modoc Parker Creek. 1584 Comment
  NY650112  Penstemon roezlii F. W. Pennell 1940-6-7 25278 Modoc Route 299, 4 miles northeast of Adin 1341.1 Comment
  SEINET195629  Penstemon roezlii Annie M. Alexander, L Kellogg 1946-6-17 4788 Modoc Cedar Pass rd 10 mi NE of Alturas Comment
  UC1012484  Penstemon roezlii Francis W. Pennell 1940-6-7 25728 Modoc Route 299, 4 mi ne Adin; ne of Adin 1341 Comment
  RSA152716  Penstemon roezlii I. L. Wiggins, Dorothy Wiggins 1961-6-12 16369 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. 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
  SEINET5329604 Image available Penstemon roezlii M. J. Williams 1988-5-30 88- 26 -7 Modoc Jess Valley, E of Likely, S of roadside rest 1524 Comment
  UC27496  Penstemon roezlii Mrs. R. M. Austin Aug. 1894 Modoc hills e Davis Creek (northern California); Hills e of Davis Creek Comment
  CAS-BOT-BC245501  Penstemon rydbergii var. oreocharis K. Paulson; Robert Paulson 1989-6-14 126 Modoc Ca. 1.5 mi. S of Davis Creek. 1402 Comment
  UCR77773  Penstemon rydbergii var. oreocharis K. Paulson, R. Paulson 1989-7-4 171 Modoc About 1 mi south of Patterson Ranger Station, S end of Warner Mtns 2122 Comment
  CAS-BOT-BC140471  Peraphyllum ramosissimum Malcom A. Nobs; S. Galen Smith 1949-5-29 766 Modoc East of Kelley Hot Springs 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
  JEPS126021  Peraphyllum ramosissimum C. S. Campbell 2008-5-23 08 -029 Modoc Hwy 299, about 6 miles east of Alturas Comment
  POM253371  Peraphyllum ramosissimum A. A. Heller 1938-6-24 15228 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  RSA77089  Peraphyllum ramosissimum F. W. Peirson 1926-6-26 6905 Modoc Hill slope in broken country, between Alturas and Canby. Comment
  SBBG2991  Peraphyllum ramosissimum H. and M. Dearing 1939-6-7 3587 Modoc W of Alturas 1310 Comment
  CAS-BOT-BC15706  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1983-7-29 83- 116 -10 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 Comment
  UC1312908  Perideridia oregana L. Constance and T. I. Chuang 1967-7-25 3803 Modoc 5.3 mi ssw Macdoel 1280 Comment
  UC1389987  Perideridia oregana T. I. Chuang and R. S. Mitchell 1966-7-19 6055 Modoc 19 mi nw Davis Creek (w side of lake); Goose Lake Comment
  CAS-BOT-BC95156  Peritoma platycarpa Mrs. H. C. Cantelow 1940-5-31 3059 Modoc 7.3 mi W of Alturas. Comment
  CAS-BOT-BC218104  Persicaria amphibia Bruce Bartholomew 1995-8-1 7138 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  SEINET516148  Persicaria amphibia Vernon H. Oswald 1998-9-8 9592 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. 1280 Comment
  CHSC106206  Persicaria lapathifolia Lowell Ahart; John Dittes 2010-8-31 17080 Modoc On the north side of a wash, near pond, about 50 yards east of the fence, south edge of the meadow, Ash creek State Wildlife aArea, 2300 feet north of Lassen County Linee, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS127289  Persicaria lapathifolia Lowell Ahart, John Dittes 2016-7-14 21189 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
  UC748109  Phacelia Annie M. Alexander and Louise Kellogg 1946-6-12 4735 Modoc e side Fandango Pass rd 1676 Comment
  SJSU11217  Phacelia hastata J. W. Tilden 1958-6-25 1266 Modoc near Monument Hdqtrs, Lava Beds National Monument Comment
  CAS-BOT-BC179254  Phacelia hastata subsp. hastata Louis Cutter Wheeler 1935-8-10 3824 Modoc Lily Lake. 2133 Comment
  SEINET5764724  Phacelia hastata var. hastata A. Sanger 1996-7-12 2427 Modoc Road 44N69 at junction with road to small stock pond, alongside road 2121 Comment
  CAS-BOT-BC180004  Phacelia heterophylla subsp. virgata Clare Butterworth Hardham 1971-6-19 7851 Modoc Davis Creek. Comment
  CAS-BOT-BC180007  Phacelia heterophylla subsp. virgata Alice Eastwood; John Thomas Howell 1940-6-14 8240 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC180010  Phacelia heterophylla subsp. virgata Roxana Stinchfield Ferris; R. Duthie 1919-6-15 85 Modoc Above Parker Creek. 1676 Comment
  HSC81072  Phacelia humilis G. M. Riegel 1978-7-11 50 Modoc South Warner Mtns. 1670 Comment
  UC1036007  Phacelia humilis Helen K. Sharsmith 1955-6-22 4489 Modoc just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  CDA40368  Phacelia humilis John Elliot 1975-8-3 150 Modoc Benton Meadows, Modoc National Forest, north of Lake City. 0 Comment
  CAS-BOT-BC179972  Phacelia humilis var. humilis M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Camp ground. Comment
  CAS-BOT-BC179996  Phacelia humilis var. humilis Francis Dorris Payne 1931-6-25 273 Modoc Middle Fork Pine Creek. 2133 Comment
  POM299083  Phacelia humilis var. humilis Alice Eastwood, J. T. Howell 1940-6-13 8185 Modoc West side of Cedar Pass. Comment
  RSA293422  Phacelia humilis var. humilis Reino Alava 1957-7-5 1179 Modoc About one mile east of Benton Meadows, Warner Mountains. Comment
  SD130516  Phacelia humilis var. humilis B. Bartholomew, B. Anderson 1988-7-22 4478 Modoc East Creek Trailhead, southern end of the Warner Mts., Emerson Peak. Sierran Montane forest. 2210 Comment
  UC914300  Phacelia inundata Verne Grant 1947-8-27 8316 Modoc sw end Clear Lake Comment
  CAS-BOT-BC179960  Phacelia linearis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 44 Modoc Overflow land by Parker Creek, above Modoc Nat. For. Boundary. Comment
  JEPS2135  Phacelia linearis L. S. Smith 1103 Modoc Deep Creek Ranger Sta. Warner Mts. (s of mts., w of Cedarville) 1493 Comment
  UC24394  Phacelia linearis Milo S. Baker 1893-7-5 Modoc Lava beds Comment
  UCSB27389  Phacelia linearis Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake, east of Likely Warner Mtns. Comment
  RSA165575  Phacelia ramosissima var. eremophila Clare B. Hardham 1961-6-20 7872 Modoc Pine Creek Canyon. 1677 Comment
  POM260898  Phacelia ramosissima var. ramosissima Alice Eastwood, J. T. Howell 1940-6-13 8116 Modoc Surprise 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
  JEPS4042  Phacelia sericea var. ciliosa Frances D. Payne 1932-7-21 721 Modoc ridge n Mt. Warren; Warner Mountains Comment
  HSC10587  Phleum alpinum M. T. Milligan 1964-7-25 175 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC31351  Phleum alpinum D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19342 Modoc Soup Springs Campground Comment
  CAS-BOT-BC247594  Phleum pratense Bruce Bartholomew; Barrett Anderson 1988-7-22 4510 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CHSC117250  Phleum pratense Lowelll Ahart; John Dittes 2016-7-16 21248 Modoc Between the first pond and the second going west, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek Staate Wildlife Area, 0.79 miles (air) west of Adin, Big Valley. 1273 Comment
  SACT001759  Phleum pratense Herbert Mason 1947-8-13 Modoc Meadow, northeast side of F reservoir, north of Canby Comment
  UC106961  Phlox austromontana Mrs. R. M. Austin Jul 1893 Modoc Pine Creek Comment
  CHSC39481  Phlox caespitosa Jeanie M. Thayer 1984-4-14 1 Modoc Ca. 50 ft. s of Hwy 299, ca. 4 mi. ene of jct. of hwys 299 and 395. Ca. 10 mi ene of Alturas. 1463 Comment
  CAS-BOT-BC197946  Phlox diffusa Robert Patterson; Mona Bourell 1993-8-14 5221 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  JEPS86362  Phlox diffusa Jack and Betty Guggolz 1988-7-3 974 Modoc near summit of Bidwell Mountain; Bidwell Mountain Comment
  UCSB17307  Phlox diffusa J. Haller 1961-6-25 1865 Modoc CA 3 MI S OF PATTERSON RANGER STATION (EAGLEVILLE-LIKELY RD; CA 0.5 MI W OF CREST OF WARNER MOUNTAINS) 2285 Comment
  CAS-BOT-BC197922  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-8-3 8127 Modoc Arid summit of Eagle Peak. 3017 Comment
  CAS-BOT-BC197923  Phlox douglasii subsp. rigida C. C. (Mrs.) Bruce 1893-6-1 79 Modoc Davis Creek. Comment
  CAS-BOT-BC197928  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1988-5-12 4128 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 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
  RSA165593  Phlox douglasii subsp. rigida Clare B. Hardham 1961-6-18 7593 Modoc Warner Mountains: Headwaters Davis Creek. 2134 Comment
  UC71715  Phlox gracilis Mrs. M. H. Manning Apr 1903 64 Modoc near Fort Bidwell (ne Modoc County) Comment
  CDA40288  Phlox gracilis T. C. Fuller 1961-5-17 6955 Modoc Between the railroad and Highway 395, 1 mile northwest of Alturas. 0 Comment
  CAS-BOT-BC197890  Phlox hoodii subsp. canescens Alice Eastwood; John Thomas Howell 1940-6-14 8239 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  UCD118241  Phlox hoodii subsp. canescens R. N. Raynor 1940-4-16 s.n. Modoc Round Valley, between Aden and Canby. Comment
  UC70404  Phlox speciosa subsp. occidentalis Milo S. Baker 1893-1 Modoc Craigs Comment
  CAS-BOT-BC197866  Phlox stansburyi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6487 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  CAS-BOT-BC197874  Phlox stansburyi Bruce Bartholomew; Barrett Anderson 1988-5-14 4189 A Modoc 7 km S of turn off to Crowder Flats along West Side Road, W side of Goose Lake. 1410 Comment
  CAS-BOT-BC197880  Phlox stansburyi M. M. Hanna 1956-6-4 946947 Modoc Turn off, Alturas to Cedarville. Comment
  JEPS127579  Phlox stansburyi var. brevifolia L. P. Janeway 2016-5-18 12052 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; upland along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. McGinty Point 7.5' Quad. Comment
  CAS-BOT-BC58307  Phoenicaulis cheiranthoides Robert Patterson; Mona Bourell 1993-8-15 5256 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC6881  Phoenicaulis cheiranthoides M. T. Milligan 1966-5-4 620 Modoc Plateau W of Jess Valley 1829 Comment
  JEPS15391  Phoenicaulis cheiranthoides W. L. Jepson 1918-8-7 7879 Modoc Mount Bidwell 2507 Comment
  JEPS15392  Phoenicaulis cheiranthoides Franklin P. Nutting 1892-8-15 Modoc Forestdale Comment
  JEPS96525  Phoenicaulis cheiranthoides Dean W. Taylor 1992-5-8 12559 Modoc Warner Mountains, Mt. Bidwell, ca. 0.5 miles E of Moonlite Mines 2432 Comment
  RSA59938  Phoenicaulis cheiranthoides E. K. Balls 1950-5-12 14646 Modoc About Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1707 Comment
  UC10761  Phoenicaulis cheiranthoides Mrs. R. M. Austin April, 1894 Modoc Goose Lake Valley Comment
  UC673294  Phoenicaulis cheiranthoides Mrs. B. A. Crabtree 1926-4-12 Modoc Davis Creek Comment
  UCR129385  Pilularia americana L. C. Wheeler 1935-9-17 3990 Modoc Everly Reservoir, Devil's Garden 1524 Comment
  UCR26028  Pinus albicaulis J. R. Haller 1978-7-19 3443 Modoc Warner Mtns., Summit ridge of Warner Mtns, 1 km north of the Eagleville(?) Road. 2378 Comment
  POM203789  Pinus contorta var. murrayana J. T. Howell 1934-6-14 12108 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC30154  Pinus monticola Belknap C. Goldsmith 1910-8-11 20 Modoc Summit, Warner Mts. 2316 Comment
  CAS-BOT-BC73021  Pinus monticola Elmer I. Applegate 1932-7-9 7568 Modoc Northwest slope of Bidwell Mountain, Warner Mountains. 2560 Comment
  CAS-BOT-BC30155  Pinus ponderosa Belknap C. Goldsmith 1910-7-28 16 Modoc Fandango Creek, W slope Warner Mts. 1584 Comment
  CDA602  Pinus washoensis T. C. Fuller 1971-7-14 19904 Modoc Warner Mountains; Patterson Guard Station, southern Warner Mtns. 0 Comment
  NY60274  Pinus washoensis B. M. Bartholomew 1994-7-2 6821 Modoc Just north of South Fork of Davis Creek near the crest of the Warner Mountains 2300 Comment
  UCR29777  Pinus washoensis J. A. Harpel 1981-8-9 V 61 Modoc Warner Mtns., Homestead Flat in the vicinity of Patterson Guard Station Comment
  SFV3051  Plagiobothrys bracteatus I. L. Wiggins, D. B. Wiggins 1961-6-16 16522 Modoc Drying swale near Clover Swale Creek. 4.8 miles northeast of Canby. 1315 Comment
  CDA13479  Plagiobothrys cognatus G. F. Hrusa, T. D. Wilfred 1996-7-21 13320 a Modoc Modoc Plateau; Along banks of Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC100232  Plagiobothrys cognatus John Dittes; Josephine Guardino 1991-6-1 361 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. 1271 Comment
  CHSC117877  Plagiobothrys cognatus L. P. Janeway 2016-5-16 11976 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  UC526160  Plagiobothrys cognatus John Thomas Howell 1934-6-12 12034 A Modoc Plum Valley Watner Mts. Comment
  RSA0039536  Plagiobothrys cusickii Lowell A. Ahart, John Dittes 2012-7-11 18332 Modoc North edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS60934  Plagiobothrys cusickii Frances D. Payne 1935-7-19 796 Modoc s and e of Alturas (Mouth of Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek, Mouth of Dry Creek Comment
  JEPS118249  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
  UC1228169  Plagiobothrys hispidulus Beecher Crampton 1960-6-17 5702 Modoc 13 mi. w. Canby (McKay Flat); McKay Flat 1280 Comment
  UC711884  Plagiobothrys hispidulus Roxana S. Ferris and Laura Lorraine 1941-8-13 10559 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  CAS-BOT-BC58790  Plagiobothrys leptocladus Annie Montague Alexander; L. Kellogg 1946-6-7 4675 Modoc 2 mi. E of Cedarville. 1453 Comment
  UC1037243  Plagiobothrys mollis Leo Whitney 1934-5-24 1628 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1540171  Plagiobothrys mollis Dean W. Taylor 1987-8-9 9286 Modoc on shore 100 meters w of dam Clear Lake Reservoir 1371 Comment
  CDA40673  Plagiobothrys mollis T. C. Fuller 1965-6-2 13601 Modoc West side of Dorris Reservoir, 2 miles east of Alturas. 0 Comment
  POM204140  Plagiobothrys mollis J. T. Howell 1934-6-15 12197 Modoc Alturas. Comment
  UC71866  Plagiobothrys reticulatus Mrs. M. H. Manning 1903-5 142 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  CAS-BOT-BC58743  Plagiobothrys scouleri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16510 Modoc 13 mi. W of Canby, along Hwy 139. Comment
  CAS-BOT-BC58754  Plagiobothrys scouleri Beecher Crampton 1960-6-17 5697 Modoc McKay Flat, ca. 13 mi. W of Canby. 1280 Comment
  CAS-BOT-BC58755  Plagiobothrys scouleri Robert Folger Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39104 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  CAS-BOT-BC58746  Plagiobothrys scouleri Alice Eastwood; John Thomas Howell 1940-6-12 8078 Modoc Between Likely and Jess Valley. Comment
  UC1191844  Plagiobothrys stipitatus var. micranthus Herbert L. Mason and Verne Grant 1947-7-12 13410 Modoc s of Alturas (w side of Pit River Valley); Pit River Valley Comment
  JEPS119674  Plantago major Lowell Ahart, John Dittes 2012-7-12 18358 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
  HSC31998  Platanthera dilatata var. leucostachys A. Montalvo, J. D. Ackerman 1974-7-5 366 Modoc Near the confluence of Bolan Creek and Thoms Creek, just W of Cedar Pass Comment
  POM107764  Platanthera leucostachys Mrs. R. M. Austin 488 Modoc Davis Creek. Comment
  RSA504629  Platanthera stricta Bruce Bartholomew, B. Anderson 1988-6-24 4342 Modoc Cave Lake, W side of the Warner Mountains. 2130 Comment
  UC1586854  Platanthera stricta Juha Pykala and D. H. Norris 1987-5-28 1263 Modoc ca. 3-4 mi w Lake City (Lake City Canyon, by a little stream that runs to Mill Creek); Warner Mountains, Modoc National Forest 1798 Comment
  CAS-BOT-BC136650  Platanthera stricta L. S. Smith 1918-6-22 943 Modoc Field redacted by CAS, contact the data manager for more information 2286 Comment
  SEINET5102917  Platanthera stricta Unknown Modoc Comment
  CAS-BOT-BC245390  Plectritis macrocera Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6515 Modoc Ca. 1 km W of Adin on road to Lookout. 1280 Comment
  CAS-BOT-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
  JEPS127578  Plectritis macrocera L. P. Janeway 2016-5-16 11984 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km of Road 181/73/47N09. McGinty Reservoir 7.5' Quad. Comment
  RSA59874  Plectritis macrocera subsp. grayi E. K. Balls 1950-5-10 14605 Modoc Menlo Baths, west shore Lower Lake. 1448 Comment
  JEPS36546  Pleiacanthus spinosus W. L. Jepson 1918-8-6 7832 Modoc Davis Creek Comment
  SEINET195478  Pleiacanthus spinosus Annie M. Alexander, Louise Kellogg 1946-7-5 5910 Modoc Lava Cliff west Lower Lake Comment
  UCD133576  Pleiacanthus spinosus Beecher Crampton 1954-7-7 2150 Modoc 3 miles west of Cedarville, east side of Cedar Pass. 1615 Comment
  CAS-BOT-BC247584  Poa bulbosa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16527 Modoc 4.6 mi. N of Adin. Comment
  CAS-BOT-BC255129  Poa cusickii Isabel T. Kelly 1930-1-1 22 Modoc Unspecified Comment
  UCD90896  Poa cusickii J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  CHSC110974  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes 2012-7-10 18328 Modoc Open meadow, west of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  HSC80832  Poa cusickii subsp. epilis G. M. Riegel 1979-7-14 546 Modoc 1739 Comment
  RSA534588  Poa nervosa Bruce Bartholomew, B. Anderson 1990-7-20 5544 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  UCD91957  Poa pratensis R. Tofsrud 1949-6-1 s.n. Modoc near Eagleville. Comment
  JEPS74051  Poa pratensis subsp. pratensis Frances D. Payne 1932-7-18 707 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  RSA488036  Poa secunda Bruce Bartholomew, B. Anderson 1988-5-12 4120 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern Railroad track. 1300 Comment
  RSA647548  Poa secunda Marion P. Harthill 1972-6-17 851 Modoc Cedar Pass 1921 Comment
  SEINET8077608 Image available Poa secunda Alan A. Beetle 1941-1 2827 Modoc Near summit of Cedarville Pass 2119 Comment
  UCD92431  Poa secunda subsp. juncifolia L. Whitney 1935-5-26 3157 Modoc Ash Creek, 10 miles E of Adin. Comment
  CAS-BOT-BC247662  Poa secunda subsp. secunda John Thomas Howell 1934-7-1 12341 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247663  Poa secunda subsp. secunda Leland S. Smith 1917-7-2 56 Modoc Head of Shield Creek. 2331 Comment
  HSC26515  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer 1972-5-6 5249 Modoc County Rd. 86, just E of Adin. 1098 Comment
  JEPS70660  Poa secunda subsp. secunda L. S. Smith 1917-7-2 56 Modoc head of Shields Creek; Warner Mts 2331 Comment
  UC1024719  Poa secunda subsp. secunda Leo Whitney 1935-5-18 3083 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc Nat'l Forest 1463 Comment
  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-BC252522  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1989-6-1 4767 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  HSC65261  Poa wheeleri J. P. Smith, J. O. Sawyer 1973-8-8 7229 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC179345  Pogogyne floribunda James D. Jokerst 1987-7-13 2946 Modoc W of Sector 4 of the Air Force Backscatter Radar site. Ca. 3 mi. S of Doublehead Mountain. Comment
  SD149136  Pogogyne floribunda B. Bartholomew 1991-7-5 5932 Modoc Cow Head Tank, ca. 6.0 km northwest of Dorris Brothers Reservoir. 1520 Comment
  CAS-BOT-BC95166  Polanisia dodecandra subsp. trachysperma E. S. Willits 1939-10-10 156 Modoc Surprise Valley. Comment
  CHSC85180  Polemonium micranthum John Dittes; Josephine Guardino 1991-6-1 358 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
  JEPS114685  Polemonium micranthum Lowell Ahart, John Dittes 2008-6-21 14981 Modoc North of the large culvert, west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  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
  UC1332126  Polemonium micranthum Alice Eastwood, John Thomas Howell 1940-6-12 8057 Modoc between Likely and Jess Valley; between Likely and Jess Valley 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
  UC10287  Polyctenium fremontii Mrs. R. M. Austin May 1894 Modoc Ewing Creek Comment
  JEPS91060  Polygonum Dean Wm. Taylor, Glenn L. Clifton 1987-6-24 9061 Modoc Whitehorse (site), a railroad siding in Section 16 Whitehorse 1341 Comment
  CDA2770  Polygonum arenastrum T. C. Fuller 1958-7-8 1958 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC218123  Polygonum austiniae John Thomas Howell 1934-6-12 12033 A Modoc Plum Valley, Warner Mts. Comment
  NY404674  Polygonum austiniae R. M. Austin 1886-1 s.n. Modoc Comment
  CAS-BOT-BC218107  Polygonum aviculare Herbert Louis Mason; Verne Grant 1947-7-18 8043 Modoc Eastside Canal, 5 mi N of Bayley's bridge, S of Alturas. Comment
  JEPS121226  Polygonum aviculare Lowell Ahart, John Dittes 2013-7-24 18915 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS79753  Polygonum aviculare Louis C. Wheeler 1935-8-28 3928 Modoc 1 1/2 mi s Lakeshore Reservoir; Devil's Garden 1524 Comment
  CHSC117358  Polygonum aviculare subsp. aviculare Lowell Ahart; John Dittes 2016-7-14 21191 A 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
  UC1192347  Polygonum aviculare subsp. buxiforme Verne Grant, Irving Schneider 1947-7-18 8043 Modoc S of Alturas (Eastside Canal, 5 mi N of Bayley's bridge) Comment
  CAS-BOT-BC218128  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4780 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  CAS-BOT-BC218129  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4781 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  POM319195  Polygonum douglasii Patricia Wilder 1971-6-20 5073 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  JEPS49634  Polygonum douglasii subsp. douglasii Louis C. Wheeler 1935-8-6 3801 Modoc 1/2 mi s Pine Creek (town) 1493 Comment
  RSA319194  Polygonum kelloggii Patricia Wilder 1971-6-20 5065 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  CDA22824  Polygonum lapathifolium T. C. Fuller 1958-8-12 2070 Modoc Corporation Ranch, Likely. 0 Comment
  UC1060643  Polygonum polygaloides Herbert L. Mason 1957-7-6 14725 Modoc Rim Rock, West of Goose Lake Comment
  CAS-BOT-BC218171  Polygonum polygaloides subsp. confertiflorum Alice Eastwood; John Thomas Howell 1940-6-14 8210 Modoc 8 mi. NW of Canby. Comment
  CHSC81397  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-17 1391 Modoc Ca. 11 mi nw of Canby, on n side of Hwy 139, 2.7 mi e of Forest Service Rd 44N11. 1490 Comment
  RSA26457  Polygonum polygaloides subsp. confertiflorum Peter H. Raven, Otto T. Solbrig 1958-6-14 8223 Modoc About small lake, eastern outskirts of Lookout Comment
  RSA638221  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 s.n. Modoc Devils Garden: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  SD215624  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1935-8-22 Modoc Devil's Garden; ca. 0.25 mile southwest of Big Sage Reservoir. Comment
  UC1111535  Polygonum polygaloides subsp. confertiflorum H. L. Mason 1957-6-21 14706 Modoc Said Valley; w side Comment
  CAS-BOT-BC27102  Polygonum polygaloides subsp. esotericum Louis Cutter Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devils Garden. Modoc National Forest 1524 Comment
  RSA603740  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-25 3919 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  SJSU9618  Polygonum polygaloides subsp. esotericum W. Savage 1979-7-6 1423 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD77935  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1414 Modoc Ca. 15 mi nw of Canby, along Hwy 139, 0.1 mi e of Forest Service Rd 43N03. 1447 Comment
  UCD77944  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1417 Modoc Ca. 11 mi nw of Canby, 1,000 ft n of Hwy 139. 1487 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
  JEPS78243  Polygonum polygaloides subsp. kelloggii L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4890 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen Co. line); Warner Mts. 2011 Comment
  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
  HSC10822  Polypogon monspeliensis M. T. Milligan 1964-8-21 229 Modoc South end of Dorris Resvr. Dam. Comment
  NY177829  Populus tremuloides L. C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place Devil's Garden 1524.0 Comment
  UC1134817  Populus trichocarpa R. C. Wilson 1933-7-16 64 Modoc Rush Creek; Modoc National Forest, Canby Quadrangle Comment
  CAS-BOT-BC95153  Porterella carnosula Leland S. Smith 1920-5-17 1146 B Modoc Gravens. 1402 Comment
  SEINET10460821  Porterella carnosula Mason 1947-8-12 Mason 13502 -a Modoc 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
  SEINET3892674  Potamogeton filiformis Herbert L. Mason 1955-8-14 14648 Modoc South end of Goose Lake.; 0 Comment
  RSA210807  Potamogeton foliosus Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39095 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CHSC117500  Potamogeton foliosus subsp. foliosus Lowell Ahart; John Dittes 2016-7-14 21211 Modoc In Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) west of Adin, Big Valley. 1273 Comment
  JEPS102211  Potamogeton gramineus J. Greenhouse 2001-6-11 5018 Modoc Small pond on N side of Forest Rd. 42N60 (Loveness Rd.) a few miles W of Hwy 139, about 9 mi NW of Canby. Comment
  POM313026  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  CAS-BOT-BC242236  Potamogeton natans Milo Samuel Baker 1899-8-12 s.n. Modoc Egg Lake. Comment
  JEPS42969  Potamogeton natans W. L. Jepson 1918-8-10 7926 Modoc near Alturas 1371 Comment
  UC1751036  Potamogeton nodosus Annetta M. Carter 1946-8-18 1773 Modoc Canby Creek W of Canby. Comment
  SEINET5335406  Potamogeton perfoliatus M. S. Baker 1899-8-24 s.n. Modoc in Pit River at Lookout Comment
  HSC17799  Potamogeton pusillus M. S. Baker 1899-8-24 Modoc Carmichaels Mill, Big Valley Comment
  UC1100036  Potamogeton pusillus var. pusillus Verne Grant, Irving Schneider 1947-7-19 8069 Modoc s of Alturas (s of south loop road); Corporation Ranch Comment
  UCD149956  Potamogeton zosteriformis Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  CHSC110889  Potentilla biennis Lowell Ahart; John Dittes 2012-7-10 18307 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC115542  Potentilla biennis Lowell Ahart; John Dittes 2015-7-17 20403 Modoc About 100 yards north of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of Country Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. 1279 Comment
  HSC18776  Potentilla biennis M. T. Milligan 1966-6-29 491 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  RSA612793  Potentilla bruceae Louis C. Wheeler 1935-8-1 3734 -B Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  SEINET13170136 Image available Potentilla bruceae Annie M. Alexander 1946-6-30 4872 Modoc High grade, West side of ridge, north end of Warner Mountains 2377 Comment
  UC748056  Potentilla fruticosa Annie M. Alexander and Louise Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail Warner Mtns Comment
  CAS-BOT-BC214777  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1988-7-21 4424 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC214780  Potentilla gracilis Bruce Bartholomew 1991-8-5 6044 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2450 Comment
  NY832655  Potentilla gracilis B. M. Bartholomew 1991-8-5 6044 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2450 Comment
  UC584354  Potentilla gracilis var. fastigiata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2370 Modoc Open fields center of Round Valley. Along state Highway. 1066 Comment
  CDA26103  Potentilla gracilis var. fastigiata G. D. Barbe, J. Kelley 1988-7-2 4304 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  UC12520  Potentilla gracilis var. flabelliformis M. S. Baker and Frank Nutting 1894-1 Modoc near Egg Lake; near Egg Lake Comment
  UC420583  Potentilla gracilis var. flabelliformis W. P. Taylor and H. C. Bryant 1910-7-11 Modoc Alturas Warner Mountains, South Fork Pitt River (South Fork Pitt River) 1402 Comment
  RSA252486  Potentilla palustris Robert F. Thorne 1969-9-5 39162 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  UC1191493  Potentilla rivalis Verne Grant, Irving Schneider 1947-8-27 8318 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  UC1191494  Potentilla rivalis Herbert L. Mason 1947-8-13 13518 Modoc n Canby (ne side of F reservoir); n of Canby, ne side of F reservoir Comment
  UC1540172  Potentilla rivalis Dean W. Taylor 1987-8-9 9283 Modoc Northeastern California 1371 Comment
  CAS-BOT-BC225032  Poteridium annuum Leland S. Smith 1918-6-14 936 Modoc Buck Creek Ranger Station & Willow Creek. 1676 Comment
  CAS-BOT-BC225033  Poteridium annuum Margaret J. Williams 1984-6-20 84- 75 -2 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  UCD113966  Poteridium annuum Herbert L. Mason; Verne Grant 1947-7-13 13443 Modoc Near roadside, Joseph Creek on Highway 395, north of Davis Creek (east side of Goose Lake). Comment
  CAS-BOT-BC179338  Prunella vulgaris Bruce Bartholomew; Barrett Anderson 1988-7-23 4562 Modoc Near Poison Lake ca. 5 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2000 Comment
  CAS-BOT-BC179339  Prunella vulgaris Bruce Bartholomew 1991-7-5 5947 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  RSA488042  Prunus andersonii Bruce Bartholomew, B. Anderson 1988-5-12 4138 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 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
  POM89357  Prunus emarginata R. M. Austin 1895-06 59 Modoc Ross Canyon Comment
  RSA648505  Prunus emarginata Marion P. Harthill 1972-6-17 843 Modoc Cedar Pass 1921 Comment
  CAS-BOT-BC154615  Prunus subcordata Robertson 1974-8-27 NS 66 -74 Modoc Between Adin & Eagle Lake, Hw 139, 1 mi. N. of Willow Cr. 1524 Comment
  CAS-BOT-BC214825  Prunus subcordata John Thomas Howell 1934-6-12 12012 Modoc Between Davis Creek and Plum Valley. Comment
  JEPS19416 Image available Prunus subcordata B. C. Goldsmith Modoc e edge Goose Lake Valley (w slope of mountains); Warner Mts.; Goose Lake Valley, Warner Mts. Comment
  UC175868  Prunus subcordata Mrs. M. H. Manning 1913-9-21 Modoc Fort Bidwell (inside the Government fence) Fort Bidwell Comment
  UC176217  Prunus subcordata Mrs. M. H. Manning Aug. 1914 Modoc Near Tule or Rhett Lake (Lava Beds National Monument); Lava Beds National Monument Comment
  RSA749196  Prunus subcordata var. subcordata A. Townesmith, K. M. Meyer 2007-9-16 214 Modoc Modoc National Forest, going E on Hwy 299, 5.1 miles from the start of NF. Lower, Cedar Creek interpretive trail. 1622 Comment
  NY849524  Prunus virginiana L. S. Rose 1940-6-13 40554 Modoc Fandango Pass 1905 Comment
  CAS-BOT-BC225011  Prunus virginiana var. demissa Annie Montague Alexander; L. Kellogg 1946-6-5 4659 Modoc Emerson Creek, 1.5 mi. S of Eagleville, Warner Mts. 1783 Comment
  JEPS46229  Prunus virginiana var. demissa F. H. Frost 1925-7-11 29 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon campsite Comment
  RSA149070  Prunus virginiana var. melanocarpa I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16400 Modoc Roadside above Thoms Creek. 6.1 miles E of California State Highway 299. Along Cedar Pass Rd. Comment
  CAS-BOT-BC498651  Pseudognaphalium L. S. Smith 1924-7-1 1502 Modoc Modoc Forest, Round Mt. 1676 Comment
  UCD32717  Pseudoroegneria spicata Beecher Crampton 1954-7-7 2149 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1615 Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CDA32664  Pseudoroegneria spicata L. White & H. T. Osborne 1957-6-27 Modoc Cedar Pass, 3 miles west of Cedarville. Comment
  CAS-BOT-BC252504  Pseudoroegneria spicata subsp. spicata Leland S. Smith 1917-7-17 86 Modoc Granger Mill Camp. 1676 Comment
  CAS-BOT-BC252507  Pseudoroegneria spicata subsp. spicata John Thomas Howell 1934-6-11 11930 Modoc Parker Creek. 1584 Comment
  JEPS68372  Pseudoroegneria spicata subsp. spicata L. S. Smith 1917-7-10 106 Modoc Warner Mountains, Granger Mill Camp Granger Mill Camp; Warner Mountains, Granger Mill Camp 2194 Comment
  JEPS73939  Pseudoroegneria spicata subsp. spicata Frances D. Payne 1932-6-27 648 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  RSA180205  Pseudoroegneria spicata subsp. spicata Clare B. Hardham 1961-6-19 7861 Modoc Pine Creek 1585 Comment
  UC1025002  Pseudoroegneria spicata subsp. spicata Leo Whitney 1935-7-11 3460 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  CAS-BOT-BC497463  Pseudostellaria jamesiana B. Bartholomew 1993-6-12 6595 Modoc Above the road to Day Rock from Little Hot Spring Valley 1260 Comment
  CAS-BOT-BC95218  Pseudostellaria jamesiana Francis Dorris Payne 1932-7-3 601 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC95219  Pseudostellaria jamesiana Bruce Bartholomew 1992-5-14 6278 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CAS-BOT-BC95228  Pseudostellaria jamesiana Bruce Bartholomew 1991-7-6 5992 Modoc Vicinity of Happy Camp Lookout, Happy Camp Mountain. 1830 Comment
  CAS-BOT-BC95234  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95235  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  CHSC109460  Pseudostellaria jamesiana B. Castro; L. P. Janeway 2012-7-24 1950 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi S of Dismal Swamp. 7740 Comment
  SEINET11807642  Psilocarphus elatior Unknown 1984-1 8831 Modoc 8.9 mi NE of Ft. Bidwell on main road to Adel, just past road summit 1615 Comment
  CAS-BOT-BC50387  Psilocarphus oregonus Roxana Stinchfield Ferris; R. Duthie 1919-6-15 1389 Modoc Parker Creek, Warner Mountains Comment
  CHSC107372  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2011-6-22 17543 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  UC748233  Pterospora andromedea Annie M. Alexander and Louise Kellogg 1946-8-10 5150 Modoc 1/2 mi beyond Porter Reserve road; Warner Mountains Comment
  CDA42958  Puccinellia lemmonii L. Ahart, John Dittes, Todd Sloat 2013-6-8 18763 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET3157320  Purshia tridentata E. K. Balls 1950-5-21 14822 Modoc S Fork Public Camp, S Fork Pit River 1478 Comment
  CAS-BOT-BC218228  Purshia tridentata var. tridentata John Thomas Howell 1934-6-12 12041 Modoc N side of Fandango Valley. Comment
  CAS-BOT-BC218229  Purshia tridentata var. tridentata Francis Dorris Payne 1931-6-1 152 Modoc Parker Creek, Warner Mts. 1584 Comment
  HSC80701  Purshia tridentata var. tridentata G. M. Riegel 1979-7-10 448 Modoc S Warner Mtns. 1670 Comment
  UC12420  Purshia tridentata var. tridentata Milo S. Baker 1893-6 Modoc hillsides and low land Comment
  CAS-BOT-BC95684  Pyrola minor Bruce Bartholomew; Barrett Anderson 1988-7-23 4574 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC95685  Pyrola minor Bruce Bartholomew; Barrett Anderson 1990-7-20 5511 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  RSA0081566  Pyrola minor Bruce Bartholomew, B. Anderson, Bartholomew 1990-7-20 5511 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC95696  Pyrola picta Bruce Bartholomew 1991-8-4 6022 Modoc Vicinity of Pepperdine Camp Ground, W side of the Warner Mts. 2090 Comment
  UC412728  Pyrola picta Milo S. Baker 1898-7-1 536 Modoc Forestdale Comment
  CAS-BOT-BC50390  Pyrrocoma carthamoides var. cusickii Alice Eastwood; John Thomas Howell 1940-6-14 8200 Modoc Near Kelly Hot Spring. Comment
  CDA14603  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Warner Mountains; east of Bald Mountain, Modoc National Forest. 2316 Comment
  UC76017  Pyrrocoma carthamoides var. cusickii Milo S. Baker 1894-6-29 Modoc Big Valley near Lookout; Big Valley Comment
  JEPS89745  Pyrrocoma hirta var. hirta Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10501 Modoc w. shore Lower Lake (marshes bordering outflow channels from small warm springs); Surprise Valley, Lower Lake 1363 Comment
  UC86658  Pyrrocoma hirta var. lanulosa Mrs. R. M. Austin June 1894 259 Modoc near Emigrant Spring; Lava Beds Comment
  CAS-BOT-BC50354  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1934-6-15 12185 Modoc Alturas. Comment
  CAS-BOT-BC180127  Quercus garryana var. garryana Leland S. Smith 1922-8-1 1325 Modoc Below Thompson's ranch, Biber Allot. 1371 Comment
  CAS-BOT-BC50364  Raillardella argentea Bruce Bartholomew 1992-8-8 6372 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  UC748194  Raillardella argentea Annie M. Alexander and Louise Kellogg 1946-7-29 5092 Modoc divide top Emerson Creek Canyon; Warner Mountains, Emerson Creek Canyon Comment
  CHSC37773  Ranunculus andersonii N. Prouty 1980-6-9 184 Modoc Sheep Rock Timber Sale. 2072 Comment
  JEPS81763  Ranunculus andersonii Mary H. Manning Modoc Comment
  CAS-BOT-BC379165  Ranunculus aquatilis var. aquatilis Alice Eastwood; John Thomas Howell 1937-6-19 4550 Modoc near Yorkville Comment
  POM312421  Ranunculus aquatilis var. capillaceus Verne Grant, Irving Schneider 1947-7-22 8135 Modoc N Fork of Pit River by State Quarantine Station, Hwy 395, N of Alturas. Comment
Read comments
Mar 20 2011
  CAS-BOT-BC217272  Ranunculus aquatilis var. diffusus C. L. Hitchcock 1940-5-28 6721 Modoc 15 mi. N of Alturas (near Surprise). 1402 Comment
  CAS-BOT-BC217273  Ranunculus aquatilis var. diffusus Bruce Bartholomew 1991-7-5 5945 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  RSA125296  Ranunculus aquatilis var. hispidulus Peter H. Raven 1958-6-18 13324 Modoc Small lake at eastern outskirts of lookout Post Office. Comment
  JEPS60726  Ranunculus aquatilis var. subrigidus Leland S. Smith 1918-7-22 1008 Modoc Blue Lake Modoc National Forest 1874 Comment
Read comments
Jun 2 2009
  RSA399404  Ranunculus californicus Christopher Davidson 1973-5-26 2131 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  RSA0114935  Ranunculus cymbalaria Lowell Ahart, John Dittes 2013-7-24 18938 Modoc South margin of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1269 Comment
  UC1025082  Ranunculus cymbalaria var. saximontanus Leo Whitney 1934-5-20 1744 Modoc on banks of river near Clear Lake (n part of county); Lost River 1463 Comment
  POM99180  Ranunculus flammula var. ovalis R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CHSC65827  Ranunculus glaberrimus J. Ingraham 1995-4-16 15 Modoc 7.5 mi S of Davis Creek, 100 yds E of Hwy 395. 1438 Comment
  UCR87507  Ranunculus glaberrimus George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC498689  Ranunculus glaberrimus Mrs. R. M. Austin 1894-4-1 s.n. Modoc Unspecified Comment
  UC9439  Ranunculus glaberrimus Mrs. R. M. Austin and Bruce May 1898 2299 Modoc Goose Lake; fields Comment
  CAS-BOT-BC217205  Ranunculus glaberrimus var. glaberrimus Leland S. Smith 1919-4-20 1078 Modoc Sagebrush flats W of Alturas. 1371 Comment
  CHSC1486  Ranunculus macounii J. Wakeman 1963-5-11 Modoc Big Valley, along Hiway 299. 1219 Comment
  UC615121  Ranunculus occidentalis Beryl O. Schreiber 1934-6-10 1160 Modoc Lost Lake Warner Mountains (marsh) Comment
  CAS-BOT-BC217221  Ranunculus occidentalis var. dissectus Edward Kent Balls 1950-5-11 14616 Modoc 8 mi. N of Lake City, W side of Upper Lake. 1402 Comment
  POM99210  Ranunculus orthorhynchus R. M. Austin 1895-07 112 Modoc Goose Lake Valley. Comment
  UC9496  Ranunculus repens Mrs. R. M. Austin and Bruce July 1898 2298 Modoc Goose Lake Valley Comment
  JEPS55164  Ranunculus sceleratus Mary H. Manning 1903-5-8 126 Modoc Comment
  CAS-BOT-BC217196  Ranunculus sceleratus var. multifidus Alice Eastwood; John Thomas Howell 1940-6-13 8184 Modoc E side of Cedar Pass. Comment
  CDA24350  Ranunculus sceleratus var. multifidus T. C. Fuller 1979-6-5 20266 Modoc R. A. Byrne property, north side of Highway 108, 10 km northeast of Tulelake. 0 Comment
  POM275140  Ranunculus sceleratus var. multifidus A. M. Alexander, Louise Kellogg 1946-6-7 4674 Modoc 0.5 miles E of Cedarville. 1454 Comment
  CHSC112369  Ranunculus testiculatus L. P. Janeway; B. Castro 2014-6-2 11293 Modoc Great Basin. Along Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  CAS-BOT-BC217160  Ranunculus uncinatus Roxana Stinchfield Ferris; R. Duthie 1919-6-15 177 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  RSA59715  Ranunculus uncinatus E. K. Balls 1950-5-18 14760 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1402 Comment
  SEINET5338928  Ranunculus uncinatus var. uncinatus M. J. Williams 1984-6-30 84- 80 -8 Modoc Seepage area near a reservoir, 6.8 miles west of Cedarville-Gerlach road. 1981 Comment
  CAS-BOT-BC58407  Raphanus raphanistrum Bruce Bartholomew 1992-5-17 6351 Modoc Pasture ca. 2 km NW of Day. 1100 Comment
  CAS-BOT-BC217080  Rhamnus rubra subsp. obtusissima John Thomas Howell 1934-6-13 12077 Modoc Fandango Pass. 1828 Comment
  CHSC42151  Ribes aureum C. E. Laver 1986-3-26 Modoc Ca. 13 mi ne of Alturas and 100 yd e of Thoms Creek. 1493 Comment
  NY454719  Ribes aureum B. M. Bartholomew 1988-5-14 4188 Modoc 2 km south of McGinty Point, edge of causeway across the southwest corner of Goose Lake 1430 Comment
  CAS-BOT-BC225872  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC225878  Ribes cereum Annie Montague Alexander; L. Kellogg 1946-6-8 4693 Modoc Road from Eagleville to Patterson Mill. 2164 Comment
  CAS-BOT-BC225879  Ribes cereum Alice Eastwood; John Thomas Howell 1940-6-12 8044 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC225886  Ribes cereum Bruce Bartholomew; Barrett Anderson 1988-6-24 4297 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  RSA59647  Ribes cereum E. K. Balls 1950-5-12 14644 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1738 Comment
  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
  SEINET5766412  Ribes hudsonianum var. petiolare A. Sanger 1996-6-26 3591 Modoc Silver Creek, along road to Lost Lake. 1951 Comment
  CAS-BOT-BC225896  Ribes inerme Elmer Ivan Applegate 1932-8-5 8163 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC225902  Ribes montigenum Bruce Bartholomew 1990-6-16 5261 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  CAS-BOT-BC225903  Ribes montigenum Elmer Ivan Applegate 1932-8-3 8122 Modoc Dry rocky summit of Warner Mts. just S of Eagle Peak. Comment
  JEPS43509  Ribes montigenum Frances D. Payne 1929-7-7 49 Modoc 2 mi sw Mt. Warren; Warner Mts., Pine Creek Basin 2133 Comment
  SEINET5339715  Ribes montigenum M. J. Williams 1984-6-29 84- 71 -2 Modoc Lily Lake, west side of the Warner Mountains 2073 Comment
  CAS-BOT-BC225927  Ribes velutinum Alice Eastwood; John Thomas Howell 1940-6-12 8061 Modoc Between Likely and Jess Valley. Comment
  JEPS49260  Ribes velutinum Franklin P. Nutting 1894-6-10 Modoc Forestdale Comment
  RSA0019692  Ribes velutinum E. K. Balls 1950-5-13 14666 Modoc Goose Lake, east shore near Willow Ranch. 1463 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
  CAS-BOT-BC225950  Ribes viscosissimum Bruce Bartholomew 1990-6-15 5234 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  JEPS49201  Ribes viscosissimum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  SEINET195337 Image available Ribes viscosissimum Annie M. Alexander, L Kellogg 1946-7-1 4894 Modoc Warner Mountains; one half mile south of Dismal Swamp north end of Warner Mountains 2256 Comment
  UC1553403  Ribes viscosissimum G. Schoolcraft 1988-7-12 1824 Modoc 1 mi w Pepperdine Camp (along Park Creek Rd.); Warner Mtns. 1950 Comment
  RSA0020906  Ribes viscosissimum Louis C. Wheeler 1935-8-14 3850 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  UCR80270  Ribes viscosissimum var. hallii L. C. Wheeler 1935-8-14 3850 Modoc Warner Mtns., Lily Lake, Pine Creek 2073 Comment
  SEINET5339892  Ribes viscosissimum var. hallii M. J. Williams 1984-6-29 84- 71 -3 Modoc Lily Lake, west side of the Warner Mountains 2073 Comment
  CAS-BOT-BC50328  Rigiopappus leptocladus Bruce Bartholomew 1993-6-12 6575 Modoc Road to Day Rock from Little Hot Spring Valley. 1200 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
  JEPS30486  Rigiopappus leptocladus Peter H. Raven and Otto T. Solbrig 1958-6-18 13319 Modoc along dirt road 8.8 mi s Happy Camp Guard Station; Modoc National Forest Comment
  SBBG30616  Rigiopappus leptocladus D. Myrick 1968-6-20 1981 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  RSA671145  Rorippa austriaca G. D. Barbe 1985-8-29 4251 Modoc East of railroad crossing and the Eastside Canal. Corporation Ranch north of Likely. Comment
  UCD14403  Rorippa columbiae 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
  CAS-BOT-BC58376  Rorippa curvisiliqua Annie Montague Alexander; L. Kellogg 1946-6-26 4830 Modoc Dismal Swamp, N edge of Warner Mts. 2255 Comment
  UC1191527  Rorippa curvisiliqua Malcolm A. Nobs, S. Galen Smith 1949-7-20 1054 Modoc four mi w Adin; w of Adin Comment
  JEPS53857  Rorippa curvisiliqua Milo S. Baker 1893-6-4 Modoc Little Hot Springs Valley Comment
  RSA0042938  Rorippa curvisiliqua Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39111 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
  UC1601428  Rorippa curvisiliqua Franklin P. Nutting Modoc Little Hot Spring Valley Comment
  JEPS117375  Rorippa curvisiliqua var. orientalis Lowell Ahart, John Dittes 2010-8-30 17074 Modoc About 10 yards west of the fence, 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
  RSA210832  Rorippa islandica R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39021 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  SEINET5763345 Image available Rorippa sinuata John Thomas Howell 1934-1 12019 Modoc Plum Valley; Warner Mountains Comment
  RSA101385  Rosa woodsii subsp. ultramontana R. Weatherby 1955-7-8 1627 Modoc 5 miles north of Ft. Bidwell, no. Warner Mts. 1784 Comment
  RSA11801  Rosa woodsii subsp. ultramontana Elmer I. Applegate 1929-6-25 5904 Modoc Willow Ranch, east side of Goose Lake Comment
  JEPS114900  Rosa woodsii var. ultramontana Lowell Ahart, John Dittes 2008-8-26 15348 Modoc SE side of Rose Creek, 750 ft SW of confluence of Rose Creek and Pit River, on the NW side of unnamed road, 2660 ft E of intersection with County Road 85a, 9.3 mi (air) NE of Lookout 1276 Comment
  JEPS47231  Rosa woodsii var. ultramontana Frances D. Payne 1931-6-17 161 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS47235  Rosa woodsii var. ultramontana Frances D. Payne 1932-7-11 690 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC12849  Rosa woodsii var. ultramontana Mrs. R. M. Austin and Bruce Jul 1898 2842 Modoc Comment
  CAS-BOT-BC433492  Rumex fueginus Elmer I. Applegate 1932-7-6 8204 Modoc East side of Middle Lake, Surprise Valley. Along the Nevada state line. Comment
  CHSC106213  Rumex fueginus Lowell Ahart; John Dittes 2010-8-31 17126 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-BC211344  Rumex lacustris Bruce Bartholomew; Barrett Anderson 1989-6-3 4896 Modoc S side of Clear Lake Reservoir. 1400 Comment
  CAS-BOT-BC211347  Rumex lacustris Elmer Ivan Applegate 1936-5-4 10238 Modoc Lava Beds National Monument. Lake margin in Hospital Rock. Comment
  HSC64418  Rumex occidentalis J. P. Smith, J. O. Sawyer 1973-8-9 7257 Modoc Blue Lake, Modoc National Forest 1829 Comment
  CAS-BOT-BC211312  Rumex salicifolius Bruce Bartholomew 1990-8-3 5607 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CDA23211  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 1943 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC211320  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-15 8280 Modoc Near Happy Camp Ranger Station. Comment
  RSA193946  Ruppia cirrhosa W. R. Dudley 1893-07 s.n. Modoc Santa Cruz County, Loggon E of Seabright, Santa Cruz Comment
  CAS-BOT-BC245202  Sagittaria cuneata Elmer Ivan Applegate 1929-7-29 6094 Modoc Clear Lake Dam. Comment
  HSC32020  Sagittaria cuneata J. D. Ackerman 1974-7-4 362 Modoc Howards Gulch, 6 mi. NW of Canby, off Hwy. 139 Comment
  JEPS32200  Sagittaria cuneata W. L. Jepson 1918-8-5 7825 Modoc South Fork Valley 1371 Comment
  UC935738  Sagittaria cuneata Calvin McMillan and Malcolm A. Nobs 1949-6-16 789 Modoc 33 mi nnw Alturas (Dry Valley Reservoir); Dry Valley Reservoir Comment
  CAS-BOT-BC225115  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
  RSA612550  Salix boothii Louis C. Wheeler 1935-8-2 3748 Modoc Twelve Mile Creek. Warner Mtns. 2256 Comment
  UC482328  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482329  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482335  Salix boothii Frances D. Payne 1931-7-7 335 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC492376  Salix boothii Frances D. Payne 1932-6-21 728 c Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225760  Salix eastwoodiae Francis Dorris Payne 1931-7-8 177 Modoc Pine Creek Basin ca. 33 km SE of Alturas, Warner Mountains 2280 Comment
  LA208600  Salix eastwoodiae Frances D. Payne; 1931-7-8 177 Modoc Warner Mountains, Pine Creek Basin, about 33 km. SE of Alturas 2280.0 Comment
  SD964  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas, near spring along creek 2280 Comment
Read comments
Nov 9 2011
  SJSU243  Salix eastwoodiae F. D. Payne 1931-6-25 275 Modoc near spring N slope of flat along Cr Pine Cr Basin, Warner Mts, c. 33 km SE Alturas 2286 Comment
  CAS-BOT-BC225773  Salix exigua Elmer Ivan Applegate 1932-8-4 8157 Modoc Bank of Pitt River, 8 mi. E of Likely. Comment
  CAS-BOT-BC225778  Salix exigua Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16365 Modoc Along bank of Pit River, 3.9 mi N of Alturas. Comment
  CAS-BOT-BC225779  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 495 Modoc Parker Creek, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  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
  HSC31044  Salix exigua R. F. Thorne, C. W. Tilforth 1969-9-5 39142 Modoc Along S Fork of Pit River above junction with West Creek at Public Campground, 6 mi. E of Likely 1402 Comment
  HSC80731  Salix exigua G. M. Riegel 1980-7-16 890 Modoc S Warner Mtns. 2100 Comment
  LA208609  Salix exigua Mrs. H. P. Bracelin; 1931-6-30 501 Modoc Alturas, at SW end of town 1360.0 Comment
  SBBG28795  Salix exigua Mrs. H. P. Bracelin 1931-6-30 488 Modoc Parker Crk, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  UC481844  Salix exigua Frances D. Payne 1931-6-10 139 Modoc Parker Creek Warner Mts. 1560 Comment
  UC481960  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 495 Modoc 20 km. e Alturas (Parker Creek, meadow s of Payne Ranch) 1560 Comment
  CAS-BOT-BC229690  Salix lasiandra subsp. caudata E. K. Balls 1950-5-20 14794 Modoc South Fork public camp, South Fork of the Pit River, Likely to Clear Lake. 1432 Comment
  UC1408969  Salix lasiandra var. caudata R. F. Thorne and C. W. Tilforth 1969-9-5 39144 Modoc ca. 6 mi. e. Likely (along S. Fork Pit River above junction with West Creek at Public Campground); S. Fork Pit River 1402 Comment
  CAS-BOT-BC197557  Salix lasiandra var. lasiandra Elmer Ivan Applegate 1936-5-17 10305 Modoc Lava Beds National Monument. Gillams Camp, shore line of Tuyle Lake. Comment
  CAS-BOT-BC197561  Salix lasiandra var. lasiandra Elmer Ivan Applegate 1929-6-29 6093 Modoc N side of Clear Lake. Comment
  LA208822  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 498 Modoc Parker Creek, 20 km. E of Alturas; meadow S of Payne Ranch 1560.0 Comment
  UCD111536  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 498 Modoc Parker Creek, 20 km. east of Alturas, south of Payne Ranch. 1560 Comment
  JEPS14857  Salix lasiolepis Frances D. Payne 1931-6-10 136 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  CAS-BOT-BC197554  Salix lasiolepis var. lasiolepis H. P. Bracelin; Francis Dorris Payne 1931-6-30 492 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC229674  Salix lasiolepis var. lasiolepis Louis Cutter Wheeler 1935-8-3 3771 Modoc Pine Creek, Warner Mts. 1554 Comment
  CAS-BOT-BC229666  Salix lemmonii A. D. Borden 1911-5-21 s.n. Modoc SE shore of Goose Lake. Comment
  POM220490  Salix lemmonii H. P. Bracelin, Frances D. Payne 1931-6-30 496 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  UC481857  Salix lemmonii Frances D. Payne 1931-7-7 332 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  RSA252406  Salix lucida subsp. caudata Robert F. Thorne, C. W. Tilforth 1969-9-5 39144 Modoc Along S Fork of Pit River above jct,. with West Creek at Public Campground. Ca 6 miles E of Likely. 1402 Comment
  CAS-BOT-BC229677  Salix lutea F. Angwin 1946-5-3 s.n. Modoc Ash Creek, Adin. 1371 Comment
  CAS-BOT-BC229680  Salix lutea Belknap C. Goldsmith 1910-4-28 2 Modoc Alturas on Pitt River. Comment
  UC481794  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
  CAS-BOT-BC229844  Salix scouleriana Francis Dorris Payne 1934-8-1 778 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  JEPS14859  Salix scouleriana Frances D. Payne 1931-6-10 138 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  CAS-BOT-BC95558  Salsola tragus Bruce Bartholomew 1989-8-11 5080 Modoc E side of Surprise Valley at Nevada border on State Hwy 299. 1500 Comment
  CAS-BOT-BC95559  Salsola tragus Elmer Ivan Applegate 1932-7-6 8191 Modoc Eagleville, Surprise Valley. Comment
  CDA36801  Salvia aethiopis D. B. Joley 1976-6-23 2 Modoc Hwy 395, north of Alturas, 1 mile north of border station. 0 Comment
  SEINET8916634  Salvia aethiopis B. Ertter 1995-7-1 14459 Modoc Along Hwy 395 S of New Pine Creek on OR border, at junction with County Road 44. 1463 Comment
  CAS-BOT-BC179244  Salvia dorrii var. dorrii Kay Paulson; Richard Paulson 1989-6-21 150 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  CAS-BOT-BC179247  Salvia dorrii var. dorrii B. Bartholomew 1990-6-17 5297 Modoc Along Emerson Creek, 3.9 km SW of County Rd 1, E side of Warner Mts. 1700 Comment
  UC585166  Salvia dorrii var. dorrii E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1820 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  CAS-BOT-BC184106  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-7 9408 Modoc Lava Beds National Monument. Indian Wells Ranger Station Comment
  RSA165572  Salvia dorrii var. pilosa Clare B. Hardham 1961-6-17 7529 Modoc Lava flows between Alturas and Susanville 1524 Comment
  UC1953386  Salvia dorrii var. pilosa Tom Schweich 1996-6-29 61 Modoc Warner Mountains; East aide of South Warner Mountains, near the mouth of North Deep Creek Canyon, 3.6 km southwest of Cedarville, CA. 1500 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-BC95180  Sambucus racemosa var. melanocarpa K. Paulson; Robert Paulson 1991-8-28 254 Modoc Poison Lake, N end of Warner Mountains. 1828 Comment
  UC466699  Sanguisorba annua W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr.; Warner Mountains, Parker Cr. 1676 Comment
  CAS-BOT-BC15677  Sanicula graveolens Bruce Bartholomew; Barrett Anderson 1989-6-2 4840 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC15718  Sanicula graveolens Milo Samuel Baker; Franklin P. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  CAS-BOT-BC15719  Sanicula graveolens Milo Samuel Baker; Franklin P. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  UC21345  Sanicula graveolens M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  UCD98476  Saponaria officinalis Verne Grant; Irving Schneider 1947-8-24 8256 Modoc in pastuer at south end of Jess Valley in Warner Mountains. Comment
  CAS-BOT-BC95568  Sarcobatus vermiculatus Edward Kent Balls 1950-5-10 14599 Modoc E shore of Middle Lake, near Cedarville. 1402 Comment
  CAS-BOT-BC95569  Sarcobatus vermiculatus Bruce Bartholomew; Barrett Anderson 1989-6-1 4763 Modoc S end of Goose Lake. 1460 Comment
  UC1281255  Sarcobatus vermiculatus H. E. McMinn 1931-5-23 2457 Modoc e. Middle Lake Comment
  POM354592  Saxifraga fragosa Christopher Davidson 1973-5-26 2147 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat l Forest 1524 Comment
  RSA565102  Saxifraga integrifolia D. W. Taylor 1992-5-7 12521 Modoc 0.5 miles E of Duncan Reservoir, on western rim of Black Canyon. 1524 Comment
  UC1583999  Saxifraga integrifolia G. Schoolcraft 1990-6-7 2083 Modoc about 12 mi ne of Alturas (near Joseph Creek) 1615 Comment
  UCD126456  Schedonorus arundinaceus L. Whitney 1935-7-7 3389 Modoc Howard Gulch, 4 miles NW of Canby. Comment
  CAS-BOT-BC245127  Schoenoplectus americanus Bruce Bartholomew 1990-6-17 5290 Modoc Surprise Valley, SW side of Lower Alkali Lake, 3.2 km N of Lassen County border. 1370 Comment
  CAS-BOT-BC245124  Scirpus microcarpus Verne Grant; I. Schneider 1947-7-20 8096 Modoc North Fork of Pit River by Dorris bridge, Alturas. Comment
  CHSC113087  Scirpus microcarpus Lowell Ahart; John Dittes 2013-7-24 18944 Modoc South margin of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1268 Comment
  UC1100808  Scirpus pungens Herbert L. Mason 1947-8-15 13547 Modoc mouth Crane Creek (on Willow Ranch, e side of Goose Lake); Goose Lake Comment
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Aug 18 2012
  CAS-BOT-BC252546  Scribneria bolanderi Alice Eastwood; John Thomas Howell 1940-6-15 8297 Modoc 5 mi. N of Lookout. Comment
  SEINET6673049  Scrophularia desertorum N. H. Holmgren, P. K. Holmgren 1978-6-10 8900 Modoc In canyon 13.4 km (8.3 miles) east of Likely, along road to Jess Valley. 1520 Comment
  CAS-BOT-BC197836  Scrophularia lanceolata Annie Montague Alexander; L. Kellogg 1946-6-18 4806 Modoc Base of lava bluff facing Lower Lake. Comment
  UC748462  Scrophularia lanceolata Annie M. Alexander and Louise Kellogg 1946-6-18 4806 Modoc base of bluff facing Lower Lake Comment
  CAS-BOT-BC179220  Scutellaria nana B. Bartholomew; Barrett Anderson 1989-6-2 4809 Modoc 9.3 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  RSA0089761  Scutellaria nana Dean Wm. Taylor 2014-6-10 21484 Modoc Vicinity Mud Lake; County Road 91 (Lookout to Tule Lake) at the junciton, Modoc National Forest Road 42N56. 1432 Comment
  SBBG103613  Scutellaria nana B. Bartholomew, B. Anderson 1988-6-25 4388 Modoc County Rd 73, 5.6 km NW of State Hwy 299 1500 Comment
  UCR34755  Sedum J. A. Harpel 1981-8-6 V 40 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 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
  UC1567433  Sedum rosea subsp. integrifolium G. Schoolcraft 1989-7-16 1954 Modoc s side Patterson Lake (Warner Mtns.); , s side Patterson Lake 2834 Comment
  CAS-BOT-BC95622  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew; Barrett Anderson 1988-7-22 4532 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  CAS-BOT-BC50334  Senecio aronicoides Bruce Bartholomew 1993-6-12 6584 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC50335  Senecio aronicoides Bruce Bartholomew 1992-5-16 6337 Modoc Burned area along County Road 91, ca. 2.5 km S of turn off to Happy Camp Ranger Station. 1390 Comment
  HSC81126  Senecio aronicoides G. M. Riegel 1979-7-5 455 Modoc S Warner Mtns. 2100 Comment
  RSA0012438  Senecio aronicoides Bruce Bartholomew 1992-5-14 6277 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  RSA606137  Senecio canus L. C. Wheeler 1935-8-4 3778 Modoc Dry Lake, Pine Creek, Warner Mountains. 2104 Comment
  UCR34707  Senecio fremontii J. A. Harpel 1981-8-6 V 29 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC50280  Senecio fremontii var. fremontii Elmer Ivan Applegate 1932-8-1 8048 Modoc Eastern slope of Warren Peak near summit, Warner Mountains Comment
  UC1567364  Senecio fremontii var. fremontii G. Schoolcraft 1989-7-16 1952 Modoc Patterson Lake Warner Mts. 2773 Comment
  CAS-BOT-BC50263  Senecio integerrimus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 127 Modoc Parker Creek, Warner Mountains 2133 Comment
  CAS-BOT-BC50253  Senecio integerrimus var. exaltatus K. Paulson; Robert Paulson 1989-5-8 110 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  JEPS6000  Senecio integerrimus var. exaltatus Frances D. Payne 1932-6-24 599 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA0125033  Senecio integerrimus var. exaltatus E. K. Balls 1950-5-13 14682 Modoc West of Goose Lake, 1.5 miles south of Oregon-California State Line. 1463 Comment
  CAS-BOT-BC50266  Senecio serra var. serra Leland S. Smith 1919-8-4 1137 Modoc Ash Creek, Modoc National Forest 1828 Comment
  UC71606  Senecio triangularis Mrs. M. H. Manning 1893-2 299 Modoc Mill Canyon Mill Canyon (north-eastern Modoc County) Comment
  CAS-BOT-BC95637  Shepherdia argentea Edward Kent Balls 1950-5-11 14612 Modoc Between Eagleville and Cedarville. 1432 Comment
  CAS-BOT-BC225038  Sibbaldia procumbens Bruce Bartholomew 1991-8-6 6080 Modoc N Emerson Lake, E side of Warner Mts. 2370 Comment
  CAS-BOT-BC225039  Sibbaldia procumbens Annie Montague Alexander; L. Kellogg 1946-6-14 5069 Modoc Horse Mountain, Warner Mts. Comment
  HSC19737  Sibbaldia procumbens M. T. Milligan 1965-7-10 436 Modoc W slope of Eagle Peak. 2439 Comment
  CAS-BOT-BC498676  Sidalcea asprella subsp. asprella Mrs. R. M. Austin; Bruce 1898-7-1 22064 Modoc Lake shore Comment
  CAS-BOT-BC179065  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-12 11999 Modoc 6 mi. S of Davis Creek. Comment
  CAS-BOT-BC179081  Sidalcea oregana subsp. oregana John H. Hatton 1911-6-13 78 Modoc Modoc County. 1371 Comment
  CAS-BOT-BC179091  Sidalcea oregana subsp. oregana Bruce Bartholomew 1995-8-1 7139 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  JEPS67255  Sidalcea oregana subsp. oregana Frances D. Payne 1931-6-17 165 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  POM260358  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6680 Modoc 15 miles NE of Alturas. 1616 Comment
  UC18927  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-10 Modoc Comment
  CAS-BOT-BC179052  Sidalcea oregana subsp. spicata Bruce Bartholomew; Barrett Anderson 1988-7-21 4423 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  HSC80893  Sidalcea oregana subsp. spicata G. M. Riegel 1980-7-14 865 Modoc S Warner Mtns. 2100 Comment
  RSA666420  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc West side of Highway 139 just south of where it crosses railroad at junction to Clear Lake, northeast of Dry Lake east of Lava Beds National Monument. 1250 Comment
  CAS-BOT-BC95243  Silene douglasii var. douglasii Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10610 Modoc Summit of Fandango Pass. 1889 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
  CHSC109499  Silene douglasii var. douglasii L. P. Janeway; B. Castro 2012-7-26 11012 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 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
  CAS-BOT-BC95264  Silene menziesii Annie Montague Alexander; L. Kellogg 1946-7-7 4947 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  CAS-BOT-BC95265  Silene menziesii John Thomas Howell 1934-6-12 12027 Modoc Plum Valley, Warner Mts. Comment
  HSC4222  Silene menziesii M. T. Milligan 1964-7-4 216 Modoc Lassen Creek above lower campground 1829 Comment
  RSA324578  Silene menziesii subsp. dorrii A. Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  CAS-BOT-BC95277  Silene oregana Leland S. Smith 1918-7-10 982 Modoc Mill Creek. 2133 Comment
  UCD115532  Sisymbrium altissimum J. M. Tucker 1950-7-25 1968 Modoc beside Highway 139, 26.4 miles southwest of Tule Lake. Comment
  UCR67470  Sisymbrium altissimum George K. Helmkamp 1990-9-23 I- 18 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UCD115507  Sisymbrium altissimum Robbins; Raynor 1943-6-1 s.n. Modoc near Likely. 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
  UC21379  Sium suave Milo S. Baker 1893-7-24 Modoc Egg Lake Comment
  UC663494  Sium suave Francis Drouet and Donald Richards 1941-9-11 4177 Modoc Alturas North fork of the Pit River (North fork of the Pit River) 1341 Comment
  SEINET3154297  Smilacina sessilifolia Mrs. M. H. Manning 1903-1 114 Modoc Ft. Bidwell Comment
  UCD126921  Solanum dulcamara W. A. Harvey 1954-6-3 s.n. Modoc Rob Flournoy Ranch, 3 miles southwest of Likely. Comment
  NY821272  Solanum physalifolium L. C. Wheeler 1935-9-22 3994 Modoc 3 mi. W of Alturas 1356 Comment
  CAS-BOT-BC245429  Solanum triflorum E. S. Willits 1939-10-27 173 Modoc School grounds, Willow Ranch. Comment
  JEPS12115  Solanum triflorum Frank W. Peirson 1926-6-25 6878 Modoc Warner Mountains, Cedarville Road, 1 1/2 mi e of summit Cedarville Road; Warner Mountains, Cedarville Road Comment
  CAS-BOT-BC245428  Solanum triflorum Belknap C. Goldsmith 1912-9-1 74 Modoc Modoc County. 1341 Comment
  UCD126963  Solanum triflorum Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch, Likely. Comment
  HSC6189  Solidago elongata M. T. Milligan 1966-7-27 594 Modoc Slopes and ridges E of Jess Valley 1707 Comment
  JEPS5975  Solidago elongata Frances D. Payne 1932-7-22 746 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CHSC117361  Sonchus asper subsp. asper Lowell Ahart; John Dittes 2016-7-14 21157 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
  CAS-BOT-BC158917  Sorbus scopulina A. D. Borden 1911-8-1 s.n. Modoc Along high run on south slope of south fork of Parker Creek, Modoc Forest. Comment
  RSA534707  Sorbus scopulina Bruce Bartholomew 1991-7-6 6000 Modoc Rush Creek above Upper Rush Creek Camp Ground. 1580 Comment
  CAS-BOT-BC158914  Sorbus scopulina Elmer I. Applegate s.n. Modoc Mill Creek Meadows, west slope of the Warner Mountains Comment
  UC46335  Sorbus scopulina var. cascadensis Frances D. Payne 1931-6-21 230 Modoc Parker Creek, s and e of Alturas (w of Dry Creek); Warner Mountains 1981 Comment
  UCD94836  Sparganium emersum Herbert L. Mason; Verne Grant 1947-7-12 13433 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UC1099922  Sparganium emersum var. emersum Herbert L. Mason and Verne Grant 1947-7-12 13433 Modoc n of Likely (Corporation Ranch Headquarters) Comment
  RSA0098129  Spergularia rubra Bruce Bartholomew, B. Anderson 1988-7-23 4583 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  CAS-BOT-BC54293  Sphaeromeria potentilloides var. potentilloides Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-30 5984 Modoc N of Likely. Comment
  CAS-BOT-BC245023  Spirodela polyrhiza Ellsworth Bethel 1923-4-24 s.n. Modoc Adin. Comment
  SEINET11587780  Stachys ajugoides Unknown 2016-8-16 1 -6 Modoc Lookout Comment
  JEPS63093  Stachys ajugoides var. rigida Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  CAS-BOT-BC179212  Stachys pilosa Annie Montague Alexander; L. Kellogg 1946-7-12 4984 Modoc Twelve Mile Creek, NE corner of county. Comment
  CHSC106205  Stachys 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-BC95229  Stellaria longipes Annie Montague Alexander; L. Kellogg 1946-7-10 4959 Modoc Eight Mile Creek, NE corner of county. 1755 Comment
  CAS-BOT-BC95287  Stellaria longipes Bruce Bartholomew 1992-5-16 6324 Modoc Lunsford Spring. 1600 Comment
  NY482936  Stellaria longipes R. M. Austin 467 Modoc Davis' Creek Comment
  HSC80706  Stellaria longipes subsp. longipes G. M. Riegel 1980-8-8 1014 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC95290  Stellaria longipes var. longipes Roxana Stinchfield Ferris; R. Duthie 1919-6-14 141 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  UC1191455  Stellaria longipes var. longipes Verne Grant and Irving Schneider 1947-8-28 8336 Modoc nw of Alturas (Jack Swamp); Jack Swamp Comment
  CAS-BOT-BC54257  Stenotus acaulis Annie Montague Alexander; L. Kellogg 1946-8-9 5138 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC54296  Stenotus acaulis Leland S. Smith 1917-7-17 83 Modoc Head of Shield Creek. 2133 Comment
  UCD136385  Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc along Patterson Mill Road around 4 miles southwest of its junction with Surprise Valley road, east side of the southern Warner Mountains; Modoc National Forest. 2097 Comment
  HSC80826  Stipa hymenoides G. M. Riegel 1980-7-15 886 Modoc South Warner Mtns. 1739 Comment
  CAS-BOT-BC180102  Swertia albicaulis var. albicaulis John Thomas Howell 1934-6-12 11990 Modoc 9 mi. S of Davis Creek. Comment
  UC22713  Swertia albicaulis var. nitida Milo S. Baker 1894-6-13 Modoc near Egg Lake Comment
  CAS-BOT-BC95197  Symphoricarpos rotundifolius var. rotundifolius Bruce Bartholomew; Barrett Anderson 1990-7-20 5510 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  HSC80924  Symphoricarpos rotundifolius var. rotundifolius G. M. Riegel 1979-6-28 448 Modoc S Warner Mtns. 1670 Comment
  JEPS22036  Symphoricarpos rotundifolius var. rotundifolius Herbert L. Mason 1948-7-18 13619 Modoc Cedar Pass; Warner Mountains Comment
  UC416731  Symphoricarpos rotundifolius var. rotundifolius Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell (12 Mile Creek, ne Modoc County); 12 Mile Creek Comment
  RSA99355  Symphoricarpos vaccinioides F. W. Peirson 1926-6-25 6880 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  CHSC105979  Symphyotrichum ascendens Lowell Ahart; John Dittes 2010-8-30 17053 Modoc Bottom of a small vernal pool, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC71843  Symphyotrichum ascendens Mrs. M. H. Manning Aug 1 1904-Sep 1 1904 477 Modoc Alturas (ne Modoc County) 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
  JEPS40757  Symphyotrichum foliaceum W. L. Jepson 1918-8-11 7942 a Modoc Jess Valley 1584 Comment
  JEPS120512  Symphyotrichum foliaceum var. parryi L. P. Janeway, B. Castro 2012-7-25 10986 Modoc Warner Mountains. Comment
  UCD136505  Symphyotrichum frondosum Robert F. Thorne; J. Henrickson, C. W. Tilforth 1969-9-4 39073 Modoc east shore of Goose Lake at Willow Ranch. 1432 Comment
  UC1567428  Synthyris missurica G. Schoolcraft et al. Modoc n of Patterson Lake; Warner Mountains 2773 Comment
  HSC80743  Synthyris missurica G. M. Riegel 1979-9-1 735 Modoc 1829 Comment
  CHSC109733  Synthyris missurica subsp. missurica B. Castro; L. P. Janeway 2012-7-28 1980 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-BC54274  Taraxacum officinale Thomas C. Fuller 1979-6-4 20263 Modoc S side of Cedarville airport, 2 km N of Cedarville. Comment
  CAS-BOT-BC54275  Taraxacum officinale Bruce Bartholomew; Barrett Anderson 1988-5-12 4111 Modoc S side of Egg Lake. 1300 Comment
  RSA34819  Tetradymia canescens Roxana S. Ferris, Laura Lorraine 1941-8-14 10599 Modoc 5 1/2 mi from Patterson Ranger Station on Eagleville Road. Modoc National Forest. Warner Mtns. Comment
  UC71697  Tetradymia canescens Mrs. M. H. Manning 1902-1 29 Modoc near Fort Bidwell Comment
  SD61059  Tetradymia glabrata Darley F. Howe 1964-8-2 3927 Modoc 9.0 miles south of Alturas on Highway 395. 1340 Comment
  CAS-BOT-BC217172  Thalictrum fendleri Leland S. Smith 1918-6-22 946 Modoc Lily Lake. 2103 Comment
  JEPS86338  Thalictrum fendleri Jack and Betty Guggolz 1988-6-28 955 Modoc w Jenkins Spring Comment
  CAS-BOT-BC95081  Thelypodium milleflorum Bruce Bartholomew 1994-5-15 6690 Modoc E of Eagleville near the Eagleville Airport, Surprize Valley. 1380 Comment
  RSA429573  Thelypodium milleflorum G. Willett 1935-6-9 s.n. Modoc Eagleville. Comment
  SEINET3131788  Thermopsis argentata M. S. Baker 1899-8-14 sn Modoc Forestdale Comment
  CAS-BOT-BC181802  Thermopsis californica var. argentata John H. Hatton 1911-6-15 110 Modoc Modoc County. 1219 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
  JEPS114433  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
  JEPS65658  Thermopsis macrophylla var. argentata Leo D. Whitney 1935-6-2 3177 Modoc near White Horse Lake (1 mi sw of White Horse) Comment
  SJSU9623  Thlaspi arvense W. Savage 1979-7-7 1433 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC14071  Trichostema oblongum K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5824 Modoc W side of Egg Lake. 1295 Comment
  SEINET7356249  Trichostema simulatum Margaret J. Williams 1985-8-13 85- 66 -4 Modoc Big Sage Reservoir. N.W. of Alturas.; 0 1524 Comment
  NY716995  Trifolium beckwithii B. M. Bartholomew 1990-7-20 5522 Modoc Tamarack Flat, east side of Warner Mountains 2150 Comment
  UC100820  Trifolium cyathiferum Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA503246  Trifolium cyathiferum Bruce Bartholomew, B. Anderson 1988-7-22 4517 Modoc SE side of Sunflower Know, southern end of the Warner Mtns. 2160 Comment
  CAS-BOT-BC181775  Trifolium gymnocarpon var. plummerae Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6471 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  SJSU7960  Trifolium hybridum H. L. Buckalew 1961-7-4 Modoc Stowe Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts. 1920 Comment
  HSC81088  Trifolium longipes G. M. Riegel 1980-7-14 874 Modoc South Warner Mtn. 2100 Comment
  JEPS33186  Trifolium longipes subsp. multipedunculatum Frances D. Payne 1931-6-29 290 Modoc Warner Mountains. Head of Cottonwood Creek. East slope of Mt. Warren. 2286 Comment
  CAS-BOT-BC181740  Trifolium longipes var. oreganum Bruce Bartholomew; Barrett Anderson 1988-6-24 4305 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-BC181727  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1989-4-28 4650 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 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-BC498667  Trifolium microcephalum Mrs. R. M. Austin 1895-7-1 s.n. Modoc Goose Lake Valley 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
  HSC81089  Trifolium productum G. M. Riegel 1980-7-26 935 Modoc South Warner Mountains 1829 Comment
  HSC100119  Trifolium repens M. T. Milligan 1966-6-14 457 Modoc N end of Jess Valley 1616 Comment
  HSC15169  Trifolium repens M. T. Milligan 1966-8-12 652 Modoc North end of Jess Valley 1616 Comment
  HSC15192  Trifolium wormskioldii M. T. Milligan 1964-7-20 150 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  POM27705  Trifolium wormskioldii R. M. Austin 1895-07 258 Modoc Goose Lake Valley. Comment
  RSA233737  Trifolium wormskioldii Robert F. Thorne, C. W. Tilforth 1969-9-5 39169 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  UCSC011160  Trifolium wormskioldii Lowell Ahart 2016-7-16 21242 Modoc At the second pond, south as Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile south of County Road 87, 1.75 miles west of Adin, Big Valley 1274 Comment
  SJSU9619  Trifolium wormskioldii W. Savage 1979-7-6 1404 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD38345  Trifolium wormskioldii Beecher Crampton; with Carl Rimbey 1954-7-8 2169 Modoc Warner mountains, 15 miles east of Likely. Floor of Jess Valley. Comment
  UC1099949  Triglochin maritima Herbert L. Mason and Verne Grant 1947-7-11 13363 Modoc irrigation ditch on Hwy 395 5 mi s Alturas Comment
  HSC13429  Trisetum spicatum M. T. Milligan 1965-7-10 428 Modoc W slope of Eagle Peak 2439 Comment
  SEINET3884959  Triteleia hyacinthina Margaret J. Williams 1983-7-29 83- 116 -5 Modoc 1.1 mi N of Stowe Reservoir Campground, N. of Cedar Pass, Warner Mtns.; 0 2088 Comment
  UC1133919  Triteleia hyacinthina R. C. Wilson 1933-6-27 55 Modoc Tom's Creek Canby Quad., Tom's Creek Comment
  CHSC111103  Typha latifolia Lowell Ahart; John Dittes 2012-7-12 18363 Modoc North edge of Ash Creek, south of the gravil pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1240170  Typha latifolia Verne Grant and Irving Schneider 1947-7-22 8163 Modoc on highway 395 about 1.5 mi n of bridge 3-13 near Alturas (North Fork of Pitt River); North Fork of Pitt River Comment
  POM106012  Urtica dioica subsp. holosericea R. M. Austin 1895-08 183 Modoc Goose Lake Comment
  POM106038  Urtica dioica subsp. holosericea R. M. Austin 1895-08 444 Modoc Goose Lake Comment
  UCD121830  Utricularia intermedia Barry Rice 2007-5-28 BR 070504 Modoc Western edge of Egg Lake. 1295 Comment
  CAS-BOT-BC95305  Vaccaria hispanica Belknap C. Goldsmith 1912-8-23 67 Modoc Near Alturas. 1341 Comment
  CAS-BOT-BC245377  Valeriana californica Bruce Bartholomew 1990-8-4 5635 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  CAS-BOT-BC245380  Valeriana californica Robert Patterson; Mona Bourell 1993-8-14 5222 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743