Search Results — 2000 specimen records retrieved (1483 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-BC15635  Achillea millefolium Isabelo T. Kelly 1930-1-1 49 Modoc Fort Bidwell. Comment
  CAS-BOT-BC15668  Achillea millefolium John H. Hatton 1911-6-13 84 Modoc Modoc County. 1371 Comment
  CAS-BOT-BC15672  Achillea millefolium Bruce Bartholomew 1989-8-11 5098 Modoc Vicinity of Patterson Ranger Station, S end of Warner Moutains. 2160 Comment
  CAS-BOT-BC15673  Achillea millefolium Bruce Bartholomew 1990-6-17 5305 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  RSA607252  Achillea millefolium Louis C. Wheeler 1935-8-16 3874 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC242286  Achnatherum Leland S. Smith 1924-5-31 1352 Modoc S of field, Egg Lake Ranch. Comment
  CAS-BOT-BC242287  Achnatherum Leland S. Smith 1924-5-31 s.n. Modoc W side Egg Lake. Comment
  UCD51458  Achnatherum X bloomeri B. L. Kay 1957-6-1 s.n. Modoc 2 miles northeast Likeley. Comment
  UC1037173  Achnatherum hymenoides Leo Whitney 1935-7-21 3534 Modoc cemetary Alturas Comment
  UC1024994  Achnatherum lemmonii Leo Whitney 1935-7-7 3390 Modoc 4 mi nw Canby (Howard Gulch); Howard Gulch Comment
  UC1025048  Achnatherum lemmonii Leo Whitney 1935-8-3 3610 Modoc Buck Creek plot Buck Creek Comment
  UCD32688  Achnatherum lemmonii Beecher Crampton 1954-7-6 2100 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD50502  Achnatherum lemmonii L. Whitney 1935-6-9 3210 b Modoc White Horse. Modoc County. Comment
  UCD32733  Achnatherum nelsonii Beecher Crampton 1954-7-8 2178 Modoc Mococ County, Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  UC1024941  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-3 3331 Modoc 17 mi nw Canby (Badger Wells); Badger Wells Comment
  UCD51218  Achnatherum occidentale subsp. pubescens R. Tofsrud 1947-7-1 244 Modoc 5 mi. W. of Ft. Bidwell. Comment
  SEINET235271  Achnatherum thurberianum Mike Dolan 1980-10-19 Modoc unspecified 1341 Comment
  UC1024980  Achnatherum thurberianum Leo Whitney 1935-7-6 3418 Modoc Pit River near Lookout; Pit River Comment
  CHSC115598  Acmispon denticulatus Lowell Ahart; John Dittes 2015-7-16 20389 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117501  Acmispon denticulatus Lowell Ahart; John Dittes 2016-7-14 21170 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
  SEINET5327387  Acmispon denticulatus M. J. Williams 1984-6-20 84- 82 -2 Modoc 13.4 mi W along Parker Creek Road 1585 Comment
  UCD104524  Acmispon wrangelianus Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch, Likely. Comment
  NY483098  Aconitum columbianum subsp. columbianum B. M. Bartholomew 1989-8-11 5074 Modoc Along Lassen Creek near southeast side of Harris Flat, Warner Mountains 1920 Comment
  CAS-BOT-BC218320  Actaea rubra Bruce Bartholomew 1989-8-13 5147 Modoc Ambose Canyon at Lassen County boundary. 1800 Comment
  CAS-BOT-BC15641  Adenocaulon bicolor Bruce Bartholomew 1994-7-4 6854 Modoc Johnson Creek, E of State Hwy 299. 1620 Comment
  CAS-BOT-BC218330  Adonis aestivalis Bruce Bartholomew 1995-6-4 6960 Modoc 1.1 km E of Canby on State Hwy 299. 1280 Comment
  CDA42846  Adonis aestivalis L. Ahart, John Dittes 2011-6-21 17514 Modoc About 150 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0062302  Adonis aestivalis Lowell Ahart, John Dittes 2011-6-21 17514 Modoc About 150 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA504667  Adonis aestivalis K. Paulson, R. Paulson 1988-6-10 22 Modoc SW of Dorris Reservoir. 1341 Comment
  CAS-BOT-BC218325  Adonis aestivalis H. Rickabaugh 1971-6-25 s.n. Modoc Along Pit River, S of Canby. Comment
  CDA3514  Adonis aestivalis T. C. Fuller 1963-7-15 10907 Modoc South of Highway 299 to Adin, 2.0 miles west of Canby. 0 Comment
  UC711880  Agastache parvifolia Roxana S. Ferris and Laura Lorraine 1941-8-13 10535 Modoc (East Creek drainage) Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mts, (East Creek drainage) 2164 Comment
  CAS-BOT-BC179881  Agastache urticifolia Bruce Bartholomew 1989-7-15 4983 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  CAS-BOT-BC179884  Agastache urticifolia Clare Butterworth Hardham 1961-6-18 7565 Modoc Dave Creek, Warner Mts. 2133 Comment
  SEINET7940441  Agastache urticifolia M. S. Baker 1893-1 s.n. Modoc Egg Lake. Comment
  HSC5646  Ageratina occidentalis M. T. Milligan 1966-7-7 565 Modoc Slopes and ridges east of Jess Valley 1768 Comment
  UC584292  Agoseris grandiflora var. grandiflora G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2372 Modoc center, along state highway Round Valley 1600 Comment
  CAS-BOT-BC13178  Agoseris monticola Annie M. Alexander; Louise Kellogg 1946-7-18 5015 Modoc Near Benton Meadow, Warner Mountains 2072 Comment
  SJSU9672  Agoseris monticola W. Savage 1979-7-9 1520 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  UCD77305  Agoseris monticola Robert E. Preston 2000-6-2 1363 Modoc Modoc Plateau, along Hwy 139, ca. 2.5 mi e of Forest Service Road 44N11, T42N R8E Section 3 1493 Comment
  CAS-BOT-BC126781  Agoseris parviflora John Thomas Howell 1934-6-14 12115 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CHSC99522  Agropyron desertorum Lowell Ahart; John Dittes 2008-6-21 15016 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber. 1264 Comment
  UC1100110  Agrostis alba Verne Grant and Irving Schneider 1947-7-21 8131 Modoc by bridge on Highway 395 (n of Alturas); North Fork of Pit River Comment
  HSC8787  Agrostis exarata M. T. Milligan 1966-7-26 585 Modoc N end Jess Valley 1616 Comment
  UC1024930  Agrostis exarata Leo Whitney 1935-6-29 3347 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1024986  Agrostis pallens Leo Whitney 1935-7-5 3407 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD53170  Agrostis pallens L. Whitney 1935-7-5 s.n. Modoc Hackamore Reservoir. Comment
  UC53474  Agrostis scabra M. S. Baker and Frank Nutting 1894-8-25 Modoc Forestdale 1371 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
  JEPS114869  Agrostis stolonifera Lowell Ahart, John Dittes 2008-8-25 15284 Modoc W bank of the Pit River, about 1/8 mi E of County Road 91, about 3.8 mi (air) N-NE of Lookout 1273 Comment
  UC70678  Agrostis stolonifera Mrs. M. H. Manning Jun 1903 415 Modoc ne Modoc County Comment
  UCD53576  Agrostis stolonifera August L. Hormay 1932-7-15 s.n. Modoc Pease Cabin, Modoc National Forest. Comment
  UCR143477  Alisma gramineum L. C. Wheeler 1935-8-18 3890 Modoc Great Basin Province; Modoc Plateau, 2 miles northeast of Alturas 1357 Comment
  CHSC117257  Alisma triviale Lowell Ahart; John Dittes 2016-7-14 21200 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wild Life Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  RSA210811  Alisma triviale Robert F. Thorne, C. W. Tilforth 1969-9-4 39056 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1433 Comment
  CAS-BOT-BC245005  Allium acuminatum K. Paulson; Robert Paulson 1989-6-14 137 Modoc Junction of Hwy 299 and Hwy 395 at turn off to Cedar Pass. 1371 Comment
  SBBG22414  Allium acuminatum C. B. Hardham 1961-6-18 7566 Modoc E side of Cedar Pass 1524 Comment
Read comments
Jan 30 2008
  SEINET3883933  Allium acuminatum Margaret J. Williams 1984-6-30 84- 75 -4 Modoc 27.4 mi N of Cedar Pass road on Hwy 395.; 0 1295 Comment
  SEINET12048088  Allium acuminatum Unknown 1945-1 Modoc Comment
  SEINET8111991  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  HSC29863  Allium amplectens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19493 Modoc At Big Valley summit about 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC245000  Allium amplectens Fred. P. Cronemiller 1920-6-9 2 Modoc McKenzie Spring. 1310 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
  CAS-BOT-BC244992  Allium bisceptrum var. bisceptrum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10534 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  SJSU9927  Allium lemmonii H. L. Buckalew 1961-6-24 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass onAlturas-Cedarville Rd Comment
  CAS-BOT-BC244984  Allium lemmonii K. Paulson; Robert Paulson 1988-5-22 10 Modoc Devil's Garden. 1539 Comment
  CAS-BOT-BC244977  Allium platycaule John H. Hatton 1911-6-13 68 Modoc Rush Creek. 1371 Comment
  SEINET198562  Allium platycaule Helen K. Sharsmith 1955-6-22 4484 Modoc Just north of Cedar Pass. 1890 Comment
  UC843416  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 mi ne Alturas 1615 Comment
  JEPS13888  Allium platycaule Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3747 Modoc about 200 ft above and s Cedar Pass; Warner Mountains 1981 Comment
  JEPS47623  Allium platycaule Mary H. Manning 1914-4-29 Modoc Lake City-road Lake City Comment
  SEINET12048094  Allium platycaule Unknown 1945-1 47 Modoc grown at Pullman, WA, Cedar Pass to Cedar Peak, Warner Mts Comment
  SEINET12048282  Allium platycaule M. Ownbey, Meyer, F. G. 1940-1 2145 Modoc Cedar Peak, Warner Mts Comment
  JEPS100509  Allium tolmiei var. tolmiei Dean Wm. Taylor with Robert A. Price 1988-6-4 9756 Modoc Tule Lake Basin; Dobie Flat, 2.6 miles S10 E of Casuse Mountain, 1280 Comment
  JEPS47628  Allium tolmiei var. tolmiei Mrs. R. M. Austin May 1894 165 Modoc Adobe Flats Goose Lake Valley, Adobe Flats Comment
  CAS-BOT-BC242345  Alopecurus aequalis Isabelo T. Kelly 1930-1-1 23 Modoc Modoc County. Comment
  JEPS101211  Alopecurus aequalis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10476 Modoc Warner Mountains, North Emerson Lake margin Comment
  RSA313195  Alopecurus aequalis Verne Grant, Irving Schneider 1947-7-19 8082 Modoc Williams Ranch, north of Likely. Comment
  RSA603009  Alopecurus aequalis L. C. Wheeler 1935-10-6 4026 Modoc Lily Lake. Pine Creek, Warner Mts. 2073 Comment
  JEPS119963  Alopecurus aequalis var. aequalis Lowell Ahart, John Dittes 2012-7-10 18308 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC242340  Alopecurus geniculatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5407 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  SEINET10904353  Alyssum desertorum Paul Gallian, David B. Dunn 1971-6-3 Gallian 525 Modoc 5 mi s canby on state hwy 299, lupinus heavily carpeting hillsides of large basaltic boulders, sparse juniper-artemesia, purshia, poa assoc. 1280 Comment
  RSA152426  Alyssum minus I. L. Wiggins, Dorothy Wiggins 1961-6-13 16468 Modoc Roadside 2.6 miles N of Buck s Creek Ranger Station, E side of Goose Lake. Comment
  RSA520451  Alyssum minus Bruce Bartholomew, B. Anderson 1989-4-27 4621 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-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
  CHSC113818  Amaranthus blitoides Richard R. Halse 2010-9-2 8110 Modoc Warner Mountains; Modoc National Forest; along State Hwy. 299 ca. 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead. 1619 Comment
  CAS-BOT-BC21492  Amaranthus powellii Bruce Bartholomew; Barrett Anderson 1990-7-21 5558 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  JEPS124366  Amaranthus powellii Lowell Ahart, John Dittes 2015-7-16 20382 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA0025585  Amelanchier John F. Emmel 1996-7-15 1433 Modoc Warner Mtns; ridge 1.1-1.5 air mi south and 0.3-0.5 air mi west of Emerson Peak. 2409 Comment
  HSC18538  Amelanchier alnifolia var. semiintegrifolia M. T. Milligan 1967-6-15 656 Modoc E of Jess Valley 1707 Comment
  RSA3394  Amelanchier pallida Carl B. Wolf 1931-9-5 2400 Modoc Roadside, on grade from Lake City-Fort Bidwell Road - to Davis Creek. (3 miles above east base) Warner Mtns. 1677 Comment
  RSA453135  Amelanchier pallida Christopher Davidson 1975-6-3 2588 Modoc Hwy 395N of Alturas, E of Goose l. 1 miles S of Willow Ranch. 1341 Comment
  CAS-BOT-BC248336  Amelanchier utahensis B. Bartholomew; H. Sun 2002-6-24 8816 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  CAS-BOT-BC245112  Amphiscirpus nevadensis Louis Cutter Wheeler 1935-9-4 3944 Modoc McGinty Point, Goose Lake. 1463 Comment
  CAS-BOT-BC245113  Amphiscirpus nevadensis Herbert Louis Mason 1947-8-15 13543 Modoc Mouth of Crane Creek on Willow Ranch, E side of Goose Lake. Comment
  HSC3507  Amsinckia intermedia M. T. Milligan 1964-6-20 73 Modoc 1 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  CAS-BOT-BC54194  Amsinckia menziesii John Thomas Howell 1934-6-12 12005 Modoc Davis Creek. Comment
  CAS-BOT-BC54197  Amsinckia menziesii John Thomas Howell 1934-6-13 12085 Modoc Surprise Valley near Fort Bidwell. Comment
  CHSC111105  Amsinckia menziesii Lowell Ahart; John Dittes 2012-7-12 18371 Modoc North edge of Ash creek, south of the gravel pit, about 1/8 mile east of the parking area on the ease 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
  CHSC117050  Amsinckia menziesii Lowell Ahart; John Dittes 2016-6-6 20942 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CAS-BOT-BC54162  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-11 8025 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC54163  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-16 12213 Modoc Parker Creek, Warner Mountains 1584 Comment
  HSC4654  Antennaria argentea M. T. Milligan 1964-7-1 126 Modoc 6 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  SEINET6735045 Image available Antennaria argentea M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  CAS-BOT-BC15623  Antennaria dimorpha Mrs. H. C. Cantelow 1941-5-23 3510 Modoc 2 mi. W of Adin summit on Hwy 299, E of Bieber. Comment
  CAS-BOT-BC59211  Antennaria dimorpha John Thomas Howell 1934-6-14 12136 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  JEPS5979  Antennaria dimorpha Frances D. Payne 1932-6-26 603 Modoc s and e of, (high ridges n of Parker Creek) Alturas; Warner Mountains, Parker Creek 1828 Comment
  CAS-BOT-BC15622  Antennaria dimorpha Mrs. H. C. Cantelow 1940-5-31 3221 Modoc 8.9 mi. E of Indian Springs. Comment
  JEPS33941  Antennaria dimorpha L. S. Smith 1918-1-1 770 Modoc Modoc National Forest Comment
  CAS-BOT-BC15590  Antennaria luzuloides Mrs. H. C. Cantelow 1940-6-1 3236 Modoc Cedar Pass. Comment
  CAS-BOT-BC15599  Antennaria luzuloides Arnold Tiehm 1984-6-30 8835 Modoc NW side of Bidwell Mt., 2.2 road mi. N of Eight Mile Creek on road from Annie. 1844 Comment
  UC1562882  Antennaria luzuloides Barbara Ertter 1988-6-18 7625 Modoc e of Tonesta 1 mi s of s jct to Lava Beds Nat'l Monument (Hwy 139 ca 50 airmi sw of Klamath Falls, a few mi n of Agric. Inspection Station); s of s jct to Lava Beds Nat'l Monument, sw of Klamath Falls 1310 Comment
  UC1584636  Antennaria luzuloides Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-6-7 9014 Modoc se margin, along outlet stream Egg Lake; Upper Modoc Plateau 1280 Comment
  RSA152441  Antennaria luzuloides I. L. Wiggins, Dorothy Wiggins 1961-6-12 16426 Modoc Moderate slope near summit of Cedar Pass, between Alturas and Cedarville 1921 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
  CHSC117244  Anthemis cotula Lowell Ahart 2016-7-16 21237 Modoc Between the first pond and the second going west, south of Ash creek Canal (now filled in) south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC15691  Apocynum androsaemifolium K. Paulson; Robert Paulson 1988-7-13 77 Modoc Clear Lake area, Warner Mts.. Comment
  HSC65591  Apocynum androsaemifolium Thomas Wood 1979-8-9 226 Modoc Dirt rd. along Bidwell Creek, 2.7 mi. NW of junction with Co. Hwy. 2, N of Ft. Bidwell 1509 Comment
  SD149188  Apocynum androsaemifolium B. Bartholomew, B. Anderson 1988-7-21 4410 Modoc Whitehorse Mountains, 11 km north of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  UC22898  Apocynum cannabinum Mrs. R. M. Austin and Bruce 1898-7-1 2336 Modoc Middle Lake Comment
  UC748392  Aquilegia formosa Annie M. Alexander and Louise Kellogg 1946-7-7 4944 Modoc edge of Eight Mile Creek 1752 Comment
  JEPS46214  Aquilegia formosa F. H. Frost 1925-7-12 48 Modoc Warner Mountains, Cedar Canyon, Stow's Meadow Stow's Meadow; Warner Mountains, Cedar Canyon, Stow's Meadow Comment
  CAS-BOT-BC218335  Aquilegia formosa var. formosa Elmer Ivan Applegate 1932-7-9 7598 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  HSC18039  Aquilegia formosa var. formosa M. T. Milligan 1964-7-25 179 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC6522  Arabis glabra M. T. Milligan 1966-7-1 522 Modoc N end of Jess Valley. 1616 Comment
  RSA59851  Arabis holboellii var. retrofracta E. K. Balls 1950-5-14 14691 Modoc 0.2 mi. south of boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  SEINET5340682  Arabis puberula R. C. Rollins, K. W. Rollins 1981-6-1 81192 Modoc Warner Mountains, 3.3 miles west of Lake City. Comment
  HSC6567  Arabis sparsiflora var. subvillosa M. T. Milligan 1966-6-19 471 Modoc Plateau W of Jess Valley 1829 Comment
  UC1078879  Arceuthobium campylopodum Job Kuijt 1957-5-28 1380 Modoc rd n from Bartel away from Hwy 89 to Whitehorse Modoc National Forest 1341 Comment
  CAS-BOT-BC95643  Arctostaphylos nevadensis Annie Montague Alexander; L. Kellogg 1946-6-25 4828 Modoc Dismal Swamp. 2255 Comment
  UC412765  Arctostaphylos nevadensis Belknap C. Goldsmith 1911-6-14 31 Modoc N. Fk. Davis Creek Modoc National Forest, Warner Mts. (w slope of mts.) Comment
  CAS-BOT-BC95650  Arctostaphylos patula Leland S. Smith 1925-7-1 1503 Modoc Happy Camp Mt. 1828 Comment
  CAS-BOT-BC95659  Arctostaphylos patula G. D. Hanna; M. M. Hanna 1956-6-6 Modoc Glass Mountain Comment
  LA34910  Arctostaphylos patula Mary V. Hood; 1944-6-27 44- 93 k* Modoc Sequoia National Park, Little Baldy 2468 Comment
  JEPS51491  Arenaria aculeata Frances D. Payne 1931-6-29 281 Modoc Trail from Granger Pass to Mt. Warren; Warner Mountains 2133 Comment
  POM260469  Arenaria congesta var. simulans C. L. Hitchcock 1940-5-28 6723 Modoc near Surprise, ca. 15 miles north of Alturas 1402 Comment
  UC852275  Arenaria congesta var. subcongesta C. L. Hitchcock 1940-5-28 6728 Modoc 15 mi n Alturas (along sedge bank of stream) 1402 Comment
  UC465483  Arenaria congesta var. subcongesta M. F. Gilman 579 Modoc Modoc Co. Canyons Comment
  SEINET3918773  Aristida adscensionis Leo Whitney 1935-8-19 3627 Modoc Rs-1, U.S.B.E.; 0 Comment
  CAS-BOT-BC242412  Aristida oligantha Louis Cutter Wheeler 1935-9-6 3959 Modoc Fletcher Creek. 1524 Comment
  NY158389  Arnica bruceae Mrs. C. C. Bruce 06 1898 2174 Modoc Lake Annie Comment
  SJSU9673  Arnica chamissonis W. Savage 1979-7-10 1521 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  UC748079  Arnica chamissonis Annie M. Alexander and Louise Kellogg 1946-7-13 4990 Modoc Cowhead Lake Comment
  CAS-BOT-BC15572  Arnica chamissonis subsp. foliosa Bruce Bartholomew 1989-8-13 5145 Modoc Hunter Spring, just W of Knox Flat. 1800 Comment
  CAS-BOT-BC15573  Arnica chamissonis subsp. foliosa M. Vasey 1990-6-30 9031 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  SEINET3085708 Image available Arnica chamissonis subsp. foliosa Annie M. Alexander, Louise Kellogg 1946-7-7 4926 Modoc Eight Mile Creek, northeast corner of Modoc county. 1750 Comment
  CAS-BOT-BC15410  Arnica cordifolia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16457 Modoc Near summit of Fandango Pass. Comment
  CAS-BOT-BC15419  Arnica cordifolia John Thomas Howell 1934-6-11 11971 Modoc Parker Creek, Warner Mountains 1584 Comment
  UC71559  Arnica cordifolia Mrs. M. H. Manning 1904-7-1 250 Modoc Mt. Bidwell, (ne Modoc County) Mt. Bidwell 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
  JEPS35892  Arnica longifolia L. S. Smith 1918-8-28 1055 Modoc Patterson Lake Warner Mountain Range, Modoc National Forest, Owl Creek, Pat 2438 Comment
  UC936275  Arnica longifolia Annie M. Alexander and Louise Kellogg 1946-8-3 5100 Modoc head of Eagle Creek Warner Mountains, Eagle Creek Comment
  CAS-BOT-BC15288  Arnica mollis Elmer Ivan Applegate 1932-7-31 7974 Modoc Mill Creek Meadow, Warner Mts. Comment
  CHSC100846  Arnica mollis L. P. Janeway 2008-8-17 9567 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. On steep slope at base of cliff. 2400 Comment
  CHSC109743  Arnica mollis B. Castro; L. P. Janeway 2012-7-27 1976 Modoc Warner Mountains. At upper (SE) edge of Mineral Spring, 0.3 air mi east of Yellow Mountain. Moist opening surrounded by lodgepole pine forest; on NW side of road. 2331 Comment
  HSC46305  Arnica mollis J. P. Smith, J. O. Sawyer 1973-8-8 7217 Modoc Near summit of Eagle Peak 2988 Comment
  SEINET6775095 Image available Arnica mollis L. Kellogg, A. M. Alexander 1946-7-23 5055 Modoc Emerson Peak, Warner Mountains Comment
  JEPS35897  Arnica nevadensis Frances D. Payne 1929-7-26 133 Modoc Warren Peak Warner Mountains, Warren Peak 2743 Comment
  SEINET2044329 Image available Arnica sororia Arnold Tiehm 1984-6-30 8837 Modoc NW side of Bidwell Mountains, 2.2 road miles north of 8 Mile Creek on the road from Lake Annie; T47N, R16E, S1 1845 Comment
  RSA0049590  Artemisia arbuscula Dean Wm. Taylor 2013-9-6 21417 Modoc 1 mile South of Whalen Spring (ca. 15 air miles N of Bieber on Highway 299) 1328 Comment
  HSC67875  Artemisia arbuscula subsp. arbuscula J. P. Smith, J. O. Sawyer 1973-8-8 7248 Modoc S slopes of Eagle Peak 2561 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
  UC748333  Artemisia ludoviciana subsp. candicans Annie M. Alexander and Louise Kellogg 1946-7-6 4912 Modoc 3.5 mi w Eagleville Comment
  CAS-BOT-BC93744  Artemisia ludoviciana subsp. incompta L. S. Smith 1032 Modoc Camp One above Lost Lake 2499 Comment
  HSC81040  Artemisia ludoviciana subsp. incompta G. M. Riegel 1980-8-13 1060 Modoc South Warner Mountains 2100 Comment
  RSA504654  Artemisia ludoviciana subsp. incompta Bruce Bartholomew, B. Anderson 1988-7-23 4592 Modoc Pine Creek, 4 km E of U. S. Highway 395 on the road to Lily Lake, Warner Mountains. 1620 Comment
  SEINET7153178 Image available Artemisia ludoviciana subsp. incompta R. R. Halse 2006-8-4 6994 Modoc Patterson Station Campground, ca. 15 air miles east of Likely, south end of Warner Mountains. 2109 Comment
  CAS-BOT-BC15265  Artemisia ludoviciana subsp. ludoviciana K. Paulson; Robert Paulson 1989-7-18 194 Modoc Vicinity of crest of Warner Mts. between Pepperdine and Granger Summit. 2042 Comment
  CHSC106347  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2010-8-30 17051 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS114661  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart, John Dittes 2008-8-25 15278 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  UC71701  Artemisia ludoviciana subsp. ludoviciana Mrs. M. H. Manning 1902-10-4 21 Modoc Mt. Bidwell Comment
  RSA534596  Artemisia ludoviciana subsp. ludoviciana Bruce Bartholomew, B. Anderson 1990-7-20 5456 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  JEPS90448  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1989-8-5 10442 Modoc cirque headwall above South Emerson Lake; Warner Mountains, Emerson Creek drainage 2560 Comment
  CAS-BOT-BC15211  Artemisia tridentata subsp. tridentata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 120 Modoc Parker Creek at Modoc National Forest boundary. Comment
  UCR138446  Artemisia tridentata subsp. vaseyana David A. Charlet 1989-8-15 521 Modoc Warner Mountains; 1.2 km NW of Eagle Peak 2550 Comment
  CAS-BOT-BC15652  Asclepias cordifolia Leland S. Smith 1398 Modoc Modoc County. Comment
  CAS-BOT-BC15653  Asclepias cordifolia Robert Folger Thorne; C. W. Tilforth 1969-9-5 39152 Modoc Near Pine Creek Falls. 1752 Comment
  HSC80947  Asclepias cordifolia G. M. Riegel 1980-7-9 861 Modoc S Warner Mtns. 1670 Comment
  UC22966  Asclepias cordifolia Milo S. Baker 1893-7-8 Modoc Comment
  RSA518410  Aster subspicatus George K. Helmkamp 1990-9-23 J- 11 Modoc Drying mud flats beside Goose Lake, within 0.1 mile of the Oregon border 1372 Comment
  JEPS124306  Astragalus Lowell Ahart, John Dittes 2015-7-15 20342 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UCR29779  Astragalus J. A. Harpel 1981-8-7 V- 58 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  POM260736  Astragalus curvicarpus Alice Eastwood, John T. Howell 1940-6-11 8024 Modoc 8 miles from Canby on road to Alturas. Comment
  CDA26646  Astragalus curvicarpus T. C. Fuller 1965-6-2 13592 Modoc West side of Canby-Tulelake Highway, ca. 1 mile north of the Tulelake Quarantine Station. 0 Comment
  HSC14555  Astragalus curvicarpus M. T. Milligan 1964-6-20 50 Modoc 10th St., E Alturas. 1372 Comment
  CAS-BOT-BC218217  Astragalus curvicarpus var. curvicarpus Gordon H. True 1964-6-3 1431 Modoc Surprise Valley, about 5 mi. S of Cedarville. 1463 Comment
  CAS-BOT-BC218221  Astragalus curvicarpus var. curvicarpus Elmer Ivan Applegate 1897-5-31 880 Modoc E side of Tule Lake below Bloody Point. Comment
  CAS-BOT-BC218216  Astragalus curvicarpus var. curvicarpus Mrs. H. C. Cantelow 1935-6-8 Modoc NE of Bieber. Comment
  UC862748  Astragalus curvicarpus var. curvicarpus A. A. Heller 1938-6-24 15225 Modoc on banks along U.S. Highway #299 between Alturas and Canby; between Alturas and Canby 1341 Comment
  SEINET7716425  Astragalus cyrtoides Unknown Modoc Green Lake Valley Comment
  CAS-BOT-BC182076  Astragalus filipes Bruce Bartholomew 1991-6-20 5774 Modoc Junction of county roads 87 and 90. 1220 Comment
  JEPS90982  Astragalus filipes Dean Wm. Taylor with Robert A. Price 1988-6-4 9765 Modoc along road to Lava Beds National Monument ca. 6.6 mi w Highway 139 (and 1.3 mi s 15 deg e of East Sand Butte, (Timber Mountain 15' quadrangle)); Modoc Plateau, Tule Lake Basin 1280 Comment
  JEPS54660  Astragalus filipes Leland S. Smith 1919-6-8 1126 Modoc Deep Creek above station (Modoc Forest); , Deep Creep above station 1676 Comment
  JEPS65672  Astragalus filipes Frances D. Payne 1932-6-22 580 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  SEINET948290  Astragalus filipes Barbara Ertter 1988-1 7619 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falss, a few miles N of Agric. Inspection Station, 1 mi. S of Jct to Lava Beds Nat;l Monument E of Tonest; brunchgrass w/ scattered juniper, shallow soil on basalt. 1311 Comment
  POM128976  Astragalus lentiginosus var. lentiginosus Franklin P. Nutting s.n. Modoc Near Egg Lake Comment
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Sep 29 2008
  NY676230  Astragalus malacus Mrs. M. H. Manning 05 1907 s.n. Modoc Warren Range Comment
  UC13460  Astragalus obscurus Mrs. R. M. Austin June 1894 Modoc banks of Ewing Creek above Goose Lake; above Goose Lake, Ewing Creek Comment
  CAS-BOT-BC182028  Astragalus purshii L. A. M. Black 1893-7-1 83 Modoc Davis Creek. Comment
  CAS-BOT-BC182046  Astragalus purshii Mrs. H. C. Cantelow 1940-6-2 Modoc 4 miles west of Alturas, Klamath Falls Hwy., on road to Bad Lands Comment
  CAS-BOT-BC182038  Astragalus purshii Elmer Ivan Applegate 1936-7-4 10511 Modoc N slope of Caldwell Butte, Lava Beds National Monument. Comment
  NY694433  Astragalus purshii var. tinctus R. C. Barneby 1982-5-26 17843 Modoc 7 miles east of Madeline Comment
  SEINET3142989  Astragalus purshii var. tinctus E. K. Balls 1950-5-10 15961 Modoc Hwy 395 5.5 mi NE of Alturas, 0.5 mi before jxn 1524 Comment
  UC13468  Astragalus speirocarpus Mrs. R. M. Austin and Bruce June 1898 2212 Modoc Comment
  SBBG22277  Astragalus whitneyi C. B. Hardham 1961-6-18 7578 Modoc S of Cedar Pass 1981 Comment
  RSA0049631  Astragalus whitneyi var. confusus Dean Wm. Taylor 2012-6-5 21220 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  RSA415765  Astragalus whitneyi var. confusus Christopher Davidson 1973-5-26 2122 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC181987  Astragalus whitneyi var. lenophyllus K. Paulson; Robert Paulson 1990-6-6 204 Modoc North of Stough Reservoir, Warner Mountains. 1676 Comment
  CAS-BOT-BC182002  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Barrett Anderson 1988-5-13 4171 Modoc Ca. 1 km SE of Parker Creek Road on West Warner Road, W side of the Warner Mts.. 1710 Comment
  CAS-BOT-BC182003  Astragalus whitneyi var. lenophyllus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16525 Modoc 6.4 mi. W of Canby. Comment
  SFV1789  Astragalus whitneyi var. siskiyouensis I. L. Wiggins, D. B. Wiggins 1961-6-16 16525 Modoc 6.4 miles west of Canby. 1320 Comment
  CAS-BOT-BC30203  Athyrium filix-femina subsp. cyclosorum Bruce Bartholomew 1995-7-31 7119 Modoc Upper reaches of Sassen Creek, W side of the Warner Mountains. 1900 Comment
  UC118039  Athysanus pusillus Mrs. R. M. Austin June 1894 Modoc Willow Creek Comment
  CAS-BOT-BC95509  Atriplex rosea Mary DeDecker 1974-10-28 3710 Modoc Just S of Alturas along Highway 395. Comment
  CHSC112823  Atriplex rosea Lowell Ahart; John Dittes 2013-7-25 18956 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
  POM312478  Atriplex rosea H. L. Mason 1947-8-9 13477 Modoc East side of Fairchild Swamp, north of Alturas Comment
  UC1191304  Atriplex rosea Herbert L. Mason 1947-8-9 13485 Modoc e side Fairchild Swamp (n of Alturas); e side Fairchild Swamp, n of Alturas Comment
  JEPS90601  Atriplex truncata Dean Wm. Taylor and Glenn L. Clifton 1989-8-6 10496 Modoc Lower Lake Surprise Valley (w shore, marshes bordering outflow channels from small warm springs) 1363 Comment
  RSA639346  Azolla filiculoides Louis Cutter Wheeler 1935-9-29 4013 Modoc Two miles south of Alturas 1357 Comment
  HSC26490  Balsamorhiza hookeri J. P. Smith, J. O. Sawyer 1972-5-6 5251 Modoc County Rd. 86, just E of Adin. 1098 Comment
  HSC5174  Balsamorhiza hookeri M. T. Milligan 1964-5-9 33 Modoc 4 mi. N of Hwy. 139 on USFS Rd. 44N15 1524 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
  RSA149058  Balsamorhiza hookeri var. lagocephala I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 16474 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  RSA488039  Balsamorhiza hookeri var. lagocephala Bruce Bartholomew, B. Anderson 1988-5-12 4130 Modoc 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  HSC27245  Balsamorhiza sagittata J. P. Smith, J. O. Sawyer 1972-5-6 5272 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  UCR132752  Balsamorhiza sagittata George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 35.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC58670  Barbarea orthoceras Bruce Bartholomew 1994-7-2 6782 Modoc 5.0 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 1930 Comment
  RSA210841  Bassia hyssopifolia R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39022 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  CAS-BOT-BC248383  Beckmannia syzigachne Robert F. Thorne; C. W. Tilforth 1969-9-4 39057 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1432 Comment
  RSA603673  Beckmannia syzigachne L. C. Wheeler 1935-10-5 4019 Modoc N Fork Pit River at Parker Creek. 1372 Comment
  UCD56801  Beckmannia syzigachne Beecher Crampton 1954-7-7 2162 Modoc 2.5 miles east of Alturas. Near Radio Station KCNO. Comment
  CAS-BOT-BC54178  Berberis aquifolium var. repens Elmer Ivan Applegate 1932-8-5 8166 Modoc Cedar Pass, Warner Mts. Comment
  HSC29982  Berberis aquifolium var. repens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19457 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  UC69525  Berberis aquifolium var. repens Milo S. Baker Modoc Mts near Davis Creek Comment
  UC9740  Berberis aquifolium var. repens Mrs. R. M. Austin and Bruce July 1898 2351 Modoc hills Modoc Co. Comment
  UC9770  Berberis aquifolium var. repens Mrs. R. M. Austin Aug. 1894 Modoc Lassen Creek Comment
  CAS-BOT-BC497321  Betula glandulosa Annie M. Alexander; Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  POM275205  Betula nana A. M. Alexander, Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains. 2256 Comment
  UC748347  Betula occidentalis Annie M. Alexander and Louise Kellogg 1946-6-14 4746 Modoc edge Barber Creek; Patterson Mill Road 1798 Comment
  UC1192189  Bidens cernua Herbert L. Mason and Verne Grant 1947-7-12 13400 Modoc several mi s of Alturas (by Jones' Lane off Highway 395); Highway 395, Jones' Lane Comment
  UC1192190  Bidens cernua Herbert L. Mason and Verne Grant 1947-7-12 13431 Modoc n of Likely (s loop of w side road) Comment
  UCR57550  Bidens cernua R. D. Goeden 1989-8-23 28 Modoc Modoc National Forest, Clear Lake Road at Fletcher Creek. 1479 Comment
  POM312323  Bidens cernua H. L. Mason, Verne Grant 1947-7-12 13431 Modoc South loop of west side road, north of Likely Comment
  RSA603852  Bidens cernua L. C. Wheeler 1935-9-22 3996 Modoc Warm Springs Valley: Pit River at Rattlesnake Butte. 1341 Comment
  SJSU9678  Bidens cernua var. cernua W. Savage 1979-8-22 1580 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC15085  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC15110  Blepharipappus scaber K. Paulson; Robert Paulson 1988-6-29 59 Modoc Joseph Creek Basin, Warner Mts.. 1524 Comment
  CAS-BOT-BC15111  Blepharipappus scaber Bruce Bartholomew 1991-6-21 5796 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  UCR57489  Blepharipappus scaber R. D. Goeden, Don W. Ricker 1989-8-23 890823- 22 Modoc Warner Mtns., Modoc National Forest, Fandango Pass Rd, near Warner Mtn, west of Pass 1616 Comment
  CAS-BOT-BC15091  Blepharipappus scaber Annie Montague Alexander; L. Kellogg 1946-6-10 4709 Modoc Slope N of Snake Lake. Comment
  HSC5209  Blepharipappus scaber M. T. Milligan 1965-6-27 377 Modoc Slopes and ridges E of Jess Valley 1616 Comment
  RSA520374  Blepharipappus scaber Bruce Bartholomew, B. Anderson 1989-6-1 4735 Modoc Ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CHSC118073  Boechera pauciflora L. P. Janeway 2016-5-17 12019 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
  JEPS53167  Boechera pauciflora Frances D. Payne 1931-6-21 217 A Modoc s and e of Alturas (ridge sw of Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek 1981 Comment
  CAS-BOT-BC25532  Boechera retrofracta John Thomas Howell 1934-6-30 12267 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC25533  Boechera retrofracta B. Bartholomew; B. Anderson 1988-5-13 4178 Modoc West side of the Warner Mountains. Juniper Flats, 10 km east of Likely on road to Jess Valley. 1450 Comment
  CAS-BOT-BC25696  Boechera sparsiflora B. Bartholomew; B. Anderson 1988-6-25 4391 Modoc 5.6 km northwest of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC35121  Boechera sparsiflora M. Vasey 1990-6-28 9011 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  CAS-BOT-BC95738  Boechera sparsiflora Bruce Bartholomew; Barrett Anderson 1989-4-29 4668 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  OBI7983  Boechera sparsiflora Rhonda Riggins 1989-4-28 1656 Modoc Pencil Rd 4.1 mi N of hwy 395 E of Alturas. T43N R12E, sec 24 Comment
  UC190606  Boechera sparsiflora M. F. Gilman 530 Modoc Comment
  CAS-BOT-BC58570  Boechera stricta Bruce Bartholomew; Barrett Anderson 1990-7-20 5515 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC25896  Boechera subpinnatifida B. Bartholomew; M. Bourell 1990-4-28 5198 Modoc 0.3 km south of Davis Creek on highway 395. 1450 Comment
  JEPS90268  Boechera suffrutescens Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10436 Modoc Warner Mountains, e face of Emerson Peak, Emerson Creek drainage Emerson Peak; Warner Mountains, Emerson Peak 2560 Comment
  CAS-BOT-BC497317  Boisduvalia Fred P. Cronemiller, Jr. 1920-6-15 8 Modoc McKenzie Spring 1310 Comment
  POM46124  Boisduvalia densiflora var. densiflora R. M. Austin 1895-08 153 Modoc Goose Lake Valley 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-BC244947  Brodiaea coronaria subsp. coronaria Bruce Bartholomew 1989-7-14 4945 Modoc ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch. 1340 Comment
  JEPS19748  Brodiaea coronaria subsp. coronaria Rimo Bacigalupi with S. Galen Smith 1957-6-27 5980 Modoc along State Hwy 139 about 9 mi nw Canby (above edges of former extensive vernal pool along hwy) 1584 Comment
  CAS-BOT-BC242402  Bromus briziformis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16374 Modoc Junction of Cedar Pass road and Hwy 299, 5.5 mi. N of Alturas. Comment
  CAS-BOT-BC242403  Bromus briziformis Leland S. Smith 1918-6-14 939 Modoc Buck Creek Ranger Station. 1676 Comment
  CAS-BOT-BC242446  Bromus briziformis Bruce Bartholomew; Barrett Anderson 1989-6-3 4859 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  CAS-BOT-BC242447  Bromus briziformis Margaret J. Williams; et al 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  JEPS69154  Bromus briziformis Leland S. Smith 1918-6-14 939 Modoc Buck Creek Ranger Station 1524 Comment
  SJSU9580  Bromus briziformis W. Savage 1979-7-4 1340 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET4345020  Bromus briziformis M. J. Williams 1969-6-14 s.n. Modoc Jess Valley. 1524 Comment
  CAS-BOT-BC242428  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1988-7-22 4487 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC242438  Bromus carinatus var. carinatus Bruce Bartholomew 1990-6-17 5311 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  UC1024889  Bromus carinatus var. carinatus Leo Whitney 1935-5-25 3127 Modoc 15 mi nw of Canby (Modoc National Forest, Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1037160  Bromus carinatus var. carinatus Leo Whitney 1935-7-11 3453 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UC70663  Bromus carinatus var. carinatus Mrs. M. H. Manning June 1903 416 c Modoc North-Eastern Modoc County Comment
  JEPS69181  Bromus carinatus var. carinatus Leland S. Smith 1917-7-17 84 Modoc Comment
  POM264293  Bromus commutatus A. A. Beetle 1941-6-29 2837 Modoc south slope of Mount Adin Comment
  HSC9249  Bromus hordeaceus M. T. Milligan 1964-6-6 2 Modoc N side of Dorris Reservoir along shore 1372 Comment
  JEPS69203  Bromus hordeaceus Leland S. Smith 1918-6-12 932 Modoc Modoc National Forest, Buck Creek Ranger Station Buck Creek Ranger Station; Modoc National Forest, Buck Creek Ranger Station 1676 Comment
  UCD58626  Bromus hordeaceus Annie M. Alexander; Louise Kellogg 1946-6-18 4792 Modoc Patterson Mill--Silver Creek roads. 1828 Comment
  CHSC118824  Bromus inermis L. P. Janeway 2014-7-8 11476 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
  UCD58838  Bromus inermis L. Whitney 1935-7-21 s.n. Modoc Happy Camp. Comment
  CDA13463  Bromus inermis subsp. inermis G. F. Hrusa, T. D. Wilfred 1996-7-21 13310 Modoc Modoc Plateau; Large colony at edge of riparian willow scrub along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Perennial 1.5-2 m tall. Comment
  JEPS69174  Bromus japonicus Leland S. Smith 1918-1 872 Modoc Comment
  UC1024999  Bromus japonicus Leo Whitney 1935-7-7 3384 Modoc 4 mi nw of Canby (Howard Gulch); Howard Gulch Comment
  HSC80909  Bromus orcuttianus G. M. Riegel 1978-8-24 146 Modoc South Warner Mountains 509 Comment
  UCR163256  Bromus squarrosus Jim Andre 1993-7-2 1418 Modoc Modoc Plateau, about 12 miles NW of Canby on Hwy 139 1494 Comment
  HSC80910  Bromus tectorum G. M. Riegel 1980-7-8 830 Modoc South Warner Mtn. 530 Comment
  HSC9121  Bromus tectorum M. T. Milligan 1964-6-4 29 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  UC7736  Calandrinia ciliata Milo S. Baker 1893-7-1 Modoc shore Egg Lake 1371 Comment
  CHSC117031  Callitriche fassettii Lowell Ahart; John Dittes 2016-6-6 20968 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Rd. 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash creek State Wildlife Area. 1271 Comment
  UC1101528  Callitriche hermaphroditica Herbert L. Mason and Verne Grant 1947-7-10 13348 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UCR207996  Callitriche hermaphroditica L. C. Wheeler 1935-8-22 3904 Modoc Devil's Garden: South Mt. Reservoir 1524 Comment
  RSA210830  Callitriche hermaphroditica J. Henrickson, C. W. Tilforth 1969-9-4 39115 Modoc N Fork of Pit River 3.4 mi. N. of Alturas where crossed by Hwy 395. 1341 Comment
  HSC3805  Callitriche heterophylla M. T. Milligan 1966-8-11 648 Modoc E of Jess Valley 1768 Comment
  CAS-BOT-BC95092  Callitriche palustris John Thomas Howell 1934-6-13 12091 Modoc 2 1/2 mi. S of Eagleville. Comment
  JEPS42845  Callitriche verna Frances Payne 1935-8-25 808 Modoc Parker Creek 1584 Comment
  UC1583974  Callitriche verna G. Schoolcraft 1990-7-11 2106 Modoc about 2 mi w West Valley Reservoir 1493 Comment
  JEPS39845  Calocedrus decurrens L. S. Smith Sept. 1919 1059 Modoc along road e of Alturas; Parker Creek 1828 Comment
  CAS-BOT-BC244929  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1994-7-4 6848 Modoc Hubert Creek. 1390 Comment
  UC422832  Calochortus longebarbatus var. longebarbatus Milo S. Baker 1897-8-1 161 Modoc Forestdale Comment
  HSC15363  Calochortus macrocarpus var. macrocarpus M. T. Milligan 1966-7-7 563 Modoc Slopes and ridges east of Jess Valley 1768 Comment
  UC118787  Caltha leptosepala Mrs. R. M. Austin July 1894 139 Modoc Lassen Creek Comment
  UC9030  Caltha leptosepala Mrs. C. C. Bruce July 1898 2306 Modoc Warner Mts. Comment
  CAS-BOT-BC197577  Calyptridium umbellatum Bruce Bartholomew; Barrett Anderson 1988-6-23 4243 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC197584  Calyptridium umbellatum Robert Patterson; Mona Bourell 1993-8-15 5275 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC64521  Calyptridium umbellatum J. P. Smith, J. O. Sawyer 1973-8-8 7226 Modoc Near summit of Eagle Peak 2988 Comment
  UCR34758  Calyptridium umbellatum J. A. Harpel 1981-8-6 V- 35 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC95586  Calystegia occidentalis subsp. occidentalis Bruce Bartholomew 1991-6-22 5866 Modoc E side of the Pit River, ca. 2 km S of Joseph Creek. 1410 Comment
  CHSC112429  Camassia leichtlinii subsp. suksdorfii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18762 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC242125  Camassia quamash subsp. breviflora Mrs. H. C. Cantelow 1941-5-16 s.n. Modoc SE end of Boca Dam. Comment
  CAS-BOT-BC242135  Camassia quamash subsp. breviflora M. M. Hanna 1956-6-7 1021 Modoc Hwy 139 near Canby. Comment
  CAS-BOT-BC493370  Camassia quamash subsp. breviflora Isabel T. Kelly 1930-1-1 11 Modoc Fort Bidwell Comment
  POM312923  Camassia quamash subsp. breviflora Malcolm A. Nobs, S. Galen Smith 1949-5-29 773 Modoc 1 mile east of Lake City Comment
  CAS-BOT-BC58636  Camelina microcarpa Clare Butterworth Hardham 1961-6-18 7803 Modoc North Fork of Pitt River, 3.3 mi. SW of Cedar Pass turn off. Comment
  CHSC107345  Camelina microcarpa Lowell Ahart; John Dittes 2011-6-22 17547 Modoc On the east side of the road, about 150 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC6615  Camelina microcarpa M. T. Milligan 1964-6-4 26 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  UCD149892  Camelina microcarpa William Anderson 1963-5-5 s.n. Modoc Alturas. Comment
  CAS-BOT-BC191125  Camissonia andina Bruce Bartholomew; Barrett Anderson 1989-6-3 4849 Modoc 6.4 km N of State Hwy 299 on Crowder Flat Road and ca. 5.5 km S of Big Sage Reservoir. 1550 Comment
  CAS-BOT-BC191130  Camissonia andina Bruce Bartholomew 1995-6-2 6946 Modoc About 0.3 km E of Barrel Spring road on road from Fort Bidwell to Fee Reservoir. 1510 Comment
  CAS-BOT-BC191135  Camissonia andina Peter Hamilton Raven 1963-5-29 18427 Modoc Junction of Cedarville Road with U.S. Hwy 395. Comment
  POM254337  Camissonia andina Alice Eastwood, John Thomas Howell 1940-6-15 8291 Modoc 9 miles N of Lookout Comment
  CAS-BOT-BC191120  Camissonia boothii subsp. alyssoides Bruce Bartholomew; Barrett Anderson 1989-6-2 4812 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  RSA520429  Camissonia boothii subsp. alyssoides Bruce Bartholomew, B. Anderson 1989-6-2 4812 Modoc SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  NY851235  Camissonia claviformis var. cruciformis B. M. Bartholomew 1991-5-24 5704 Modoc Surprise Valley, 6.6 km east of Eagleville 1390 Comment
  CAS-BOT-BC191099  Camissonia subacaulis Louis Cutter Wheeler 1935-8-1 3731 Modoc Dismal Swamp. 2225 Comment
  HSC26008  Camissonia tanacetifolia D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19398 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC191086  Camissonia tanacetifolia subsp. tanacetifolia Barrett Anderson 1986-7-10 3207 Modoc West Warner Rd along Bear Flat. 1845 Comment
  RSA181791  Camissonia tanacetifolia subsp. tanacetifolia H. N. Metcalf, Jack C. Wilson 1965-7-1 65 -20 Modoc Davis Creek. Comment
  CAS-BOT-BC58466  Capsella bursa-pastoris Bruce Bartholomew; Barrett Anderson 1989-6-1 4750 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  JEPS53291  Capsella bursa-pastoris Frances D. Payne 1931-6-17 177 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC248378  Cardamine breweri Louis C. Wheeler 1935-8-15 s.n. Modoc Dismal Swamp 2225 Comment
  SBBG22024  Cardamine breweri C. B. Hardham 1961-6-18 7568 Modoc S of Cedar Pass Comment
  RSA592545  Cardamine breweri S. O. Mattoon 1978-7-9 21 Modoc Patterson Meadows Guard Station; southern Warner Mountains; Modoc North Fork. 2195 Comment
  CAS-BOT-BC58434  Cardamine pensylvanica Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16488 Modoc 6.4 mi. S of Lassen Creek camp ground, on road to Buck Mt., Warner Mts. Comment
  CDA6844  Carduus acanthoides C. B. Greenbank, J. Massey 1978-8-8 Modoc Both sides of County Road #91, 1.6 km (1 mile) south of Highway 139, 29 km (18 miles) northwest of Canby. 0 Comment
  UC1024320  Carex angustata Annie M. Alexander and Louise Kellogg 1946-6-15 4777 Modoc Deep Creek 2133 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
  CAS-BOT-BC242368  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-6-14 4759 Modoc Patterson Mill Road. 1828 Comment
  CAS-BOT-BC242370  Carex athrostachya John Thomas Howell 1934-6-12 12030 Modoc Plum Valley. Comment
  CHSC110897  Carex athrostachya Lowell Ahart; John Dittes 2012-7-11 18345 Modoc Along a ditch, along a poor mowed road, about 1/2 mile southeast of Piolt 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
  UC1024336  Carex athrostachya Annie M. Alexander and Louise Kellogg 1946-7-18 5023 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC245193  Carex bolanderi Bruce Bartholomew; Barrett Anderson 1988-7-23 4590 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UC1586928  Carex densa Juha Pykala and D. H. Norris 1987-5-28 1301 Modoc Joseph Creek Rd. about 3 road mi from Highway 395 (w of Warner Mountains) 1550 Comment
  JEPS91022  Carex disperma Dean W. Taylor 1987-7-27 9118 Modoc Warner Mountains, Deep Creek in a meadow system in the upper creek watershed Deep Creek; Warner Mountains, Deep Creek 2194 Comment
  POM81337  Carex hassei Mrs. R. M. Austin 1895-07 491 Modoc Goose Lake Valley. Comment
  UCD140433  Carex heteroneura L. S. Smith 1918-8-11 1018 Modoc Trail to Lost Lake. Comment
  CAS-BOT-BC245184  Carex hoodii Annie Montague Alexander; L. Kellogg 1946-7-19 5031 Modoc Benton Meadow. 2072 Comment
  CAS-BOT-BC245138  Carex inops subsp. inops Bruce Bartholomew 1989-7-15 5016 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  UC1540214  Carex jonesii Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9116 Modoc headwaters of upper South Deep Creek Warner Mountains, South Deep Creek 2194 Comment
  CAS-BOT-BC31936  Carex microptera Roxana S. Ferris; Rena P. Duthie 1919-6-15 161 Modoc Marsh, Parker Creek. Warner Mts. Comment
  UC1024326  Carex microptera Annie M. Alexander and Louise Kellogg 1946-6-30 4883 Modoc Highgrade, w side of ridge n end of Warner Mountains 2377 Comment
  CAS-BOT-BC245177  Carex multicaulis Leland S. Smith 1922-6-23 1251 Modoc Ballard's Mill. 1828 Comment
  CAS-BOT-BC245181  Carex multicaulis John H. Hatton 1911-6-15 116 Modoc Near Huffman's ranch. 1493 Comment
  UC1537622  Carex nebrascensis Gordon H. True Jr. 1939-6-13 997 Modoc near Likely; Pit River Comment
  CAS-BOT-BC242353  Carex pachystachya A. Cronquist; N. Holmgren 1959-6-19 8490 Modoc Clear Lake, 15 mi. E of Likely. 1828 Comment
  JEPS63608  Carex pachystachya Frances D. Payne 1932-7-21 725 Modoc Patterson Lake Warner Mountains, Mt. Warren, Patterson Lake Comment
  CHSC110984  Carex pellita Lowell Ahart 2012-7-12 18368 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Biebder, Big Valley. 1266 Comment
  RSA210783  Carex pellita Robert F. Thorne, C. W. Tilforth 1969-9-4 39048 Modoc Along N Fork of Pit River, 11.8 miles N of Alturas along Highway 395. 1372 Comment
  UCD140721  Carex pellita Herbert L. Mason; Verne Grant 1947-7-12 13423 Modoc near south end of west side road, along railroad tracks, Pit River Valley, south of Alturas. Comment
  RSA59876  Carex praegracilis E. K. Balls 1950-5-10 14603 Modoc Below Menlo Baths, west shore Lower Alkali Lake. 1402 Comment
Read comments
Nov 5 2008
  UC1100475  Carex praegracilis Herbert L. Mason, Verne Grant 1947-7-12 13439 Modoc n Likely; Corporation Ranch Headquarters Comment
  HSC32082  Carex rostrata R. F. Thorne, C. W. Tilforth 1969-9-5 39186 Modoc Where Hwy. 395 crosses Pine Creek, 3.4 mi. S of Alturas 1341 Comment
  HSC7151  Carex rostrata M. T. Milligan 1966-6-30 505 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CDA13468  Carex sheldonii G. F. Hrusa, T. D. Wilfred 1996-7-21 13315 Modoc Modoc Plateau; Pit River overflow channel at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  HSC75581  Carex straminiformis G. M. Riegel 1979-9-8 762 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245147  Carex subfusca Leland S. Smith 1922-7-20 1279 Modoc Rush Creek Ranger Station Pasture. 1905 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
  SEINET8275878  Carex utriculata Unknown 1969-9-5 Modoc Modoc National Forest, Warner Mts., at margin of Clear Lake 1768 Comment
  CAS-BOT-BC115186  Carex vernacula John Thomas Howell 1934-6-14 12165 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  UC1024341  Carex vernacula Annie M. Alexander and Louise Kellogg 1946-7-30 5100 Modoc under Eagle Peak; Warner Mountains Comment
  CAS-BOT-BC497334  Carex vesicaria var. vesicaria G. Schoolcraft 1996-7-23 2546 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  HSC75584  Carex whitneyi G. M. Riegel 1979-7-27 609 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC180132  Castanopsis sempervirens Bruce Bartholomew 1991-6-20 5788 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  CDA41343  Castilleja angustifolia T. C. Fuller 1958-7-8 2036 Modoc Davis Creek. 0 Comment
  JEPS120507  Castilleja applegatei subsp. pinetorum B. Castro and L. P. Janeway 2012-7-24 1952 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi s of Dismal Swamp, off upper edge of open lodgepole pine forest. Comment
  JEPS3898  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-27 4844 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  JEPS86309  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-7-5 983 Modoc near Highgrade Mine Comment
  JEPS9197  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth Sanderson 1952-6-19 3745 Modoc 7 mi e Cedar Pass road junction with U.S. Hwy. 399 (along road to Cedar Pass) 1584 Comment
  RSA185375  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-18 7595 Modoc Warner Mountains, Davis Creek. 2134 Comment
  UC1012492  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 8 1940-Jun 9 1940 25741 Modoc ne of Alturas (upper w slope below Cedar Pass); Warner Mountains 1889 Comment
  UC26532  Castilleja applegatei subsp. pinetorum M. S. Baker and Frank Nutting 1894-6-24 Modoc near Forestdale Comment
  UC726976  Castilleja applegatei subsp. pinetorum A. A. Heller 1941-6-26 16227 Modoc Adin Pass 1577 Comment
  JEPS28981  Castilleja arachnoidea Frances D. Payne 1931-6-29 310 Modoc e slope Mt. Warren; Warner Range, Mt. Warren 2286 Comment
  SBBG6767  Castilleja chromosa H. and M. Dearing 1939-6-9 3626 Modoc Warner Mtns [near Squaw Peak?] 2133 Comment
  JEPS17621  Castilleja lacera Rimo Bacigalupi with G. Thomas Robbins 1955-7-19 5382 Modoc edges of Soup Spring Meadow, s Warner Mountains Warner Mountains, Modoc National Forest, Soup Spring Meadow 2072 Comment
  JEPS27954  Castilleja lacera Frances D. Payne 1929-7-2 36 Modoc Parker Creek, w slope of Warner Mountains Warner Mountains 1584 Comment
  UC733140  Castilleja linariifolia Elmer I. Applegate 1929-7-28 6082 Modoc n of Clear Lake Comment
  UC444859  Castilleja miniata Mrs. Austin Jun 1894 302 Modoc Willow Creek Comment
Read comments
Jul 6 2010
  CAS-BOT-BC226059  Castilleja pilosa R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC226062  Castilleja pilosa Bruce Bartholomew 1993-6-14 6661 Modoc 8.7 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC226063  Castilleja pilosa Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6537 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 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
  SJSU9577  Castilleja pilosa W. Savage 1979-7-3 1334 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC85130  Castilleja tenuis John Dittes; Josephine Guardino 1991-7-21 421 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
  SEINET14173038  Castilleja tenuis M. J. Williams 1983-7-29 83- 116 -3 Modoc Warner Mountains, 1.1 mile N of Stough Reservoir Campground, N of Cedar Pass. 2088 Comment
  CAS-BOT-BC32730  Ceanothus X flexilis Milo Samuel Baker 1893-6-30 s.n. Modoc unspecified 1371 Comment
  CAS-BOT-BC217134  Ceanothus cordulatus Bruce Bartholomew 1992-5-16 6340 Modoc Burned area along County Road 91, ca. 2.5 km S of turn off to Happy Camp Ranger Station. 1390 Comment
  RSA520505  Ceanothus cuneatus Bruce Bartholomew 1990-4-26 5156 Modoc 0.5km S of Day. 1100 Comment
  UC73355  Ceanothus cuneatus var. cuneatus Milo S. Baker 1893-1 Modoc near Craigs Comment
  CAS-BOT-BC217142  Ceanothus integerrimus Leland S. Smith 1920-8-22 13 Modoc White Horse. 1341 Comment
  CAS-BOT-BC217143  Ceanothus integerrimus Belknap C. Goldsmith 1912-7-1 55 Modoc Day 1219 Comment
  RSA504605  Ceanothus integerrimus Bruce Bartholomew, B. Anderson 1988-6-23 4265 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  CAS-BOT-BC217106  Ceanothus prostratus L. A. M. Black 1894-1-1 93 Modoc Davis Creek. Comment
  JEPS86139  Ceanothus prostratus Wayne Roderick 1966-6-24 Modoc summit Fandango Pass Comment
  POM126434  Ceanothus prostratus B. C. Goldsmith 1911-5-20 21 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  RSA1097  Ceanothus prostratus E. R. Johnson 1928-8-31 1192 Modoc 4 miles W of lookout Comment
  UC452661  Ceanothus prostratus Franklin P. Nutting Modoc near Egg Lake; Northern California, near Egg Lake Comment
  UC18391  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Red soil 1524 Comment
  UC73356  Ceanothus pumilus Milo S. Baker Modoc near Egg Lake; near Egg Lake Comment
  CAS-BOT-BC217117  Ceanothus velutinus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16459 Modoc Near summit of Fandango Pass. Comment
  CAS-BOT-BC217121  Ceanothus velutinus Bruce Bartholomew; Barrett Anderson 1988-6-23 4277 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC217124  Ceanothus velutinus R. M. Austin 1894-8-1 s.n. Modoc Sugar Loaf Hill. Comment
  POM182445  Ceanothus velutinus B. C. Goldsmith 1911-9-17 39 Modoc Fandango Creek, W slope of Warner Mts. Comment
Read comments
Jan 20 2011
  UC18446  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  UC634582  Ceanothus velutinus var. velutinus F. H. Frost 1925-7-24 139 Modoc Jess Valley, Warner Mts. Comment
  CDA7216  Centaurea diffusa J. Moreo 1991-8-28 Modoc Willow Ranch Mill site. 0 Comment
  CAS-BOT-BC180118  Centaurium exaltatum Bruce Bartholomew 1992-5-15 6285 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  UC71817  Centaurium muehlenbergii Mrs. M. H. Manning Aug 1903 217 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC95500  Ceratophyllum demersum Bruce Bartholomew 1992-8-7 6353 Modoc Along the Pit River just SW of Canby Bridge. 1300 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
  UC1101388  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-22 8133 Modoc North Fork of Pit River by confluence with Gleason Creek on Highway 395 n Alturas; North Fork of Pit River by confluence w/ Gleason Creek 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
  CAS-BOT-BC197529  Cercocarpus betuloides var. betuloides Bruce Bartholomew; Barrett Anderson 1988-6-23 4257 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  RSA101382  Cercocarpus ledifolius R. Weatherby 1955-7-8 1632 Modoc 5 miles N of Ft. Bidwell, Northern Warner Mts. 1646 Comment
  CAS-BOT-BC197539  Cercocarpus ledifolius var. ledifolius Belknap C. Goldsmith 1911-5-20 23 Modoc Sugar Hill, W slope Warner Mts. 1584 Comment
  UC1075723  Cercocarpus ledifolius var. ledifolius Robert J. Weatherby 1955-7-8 1632 Modoc 5 mi n of Fort Bidwell (northern Warner Mountains); Warner Mountains 1645 Comment
  UC72035  Cercocarpus ledifolius var. ledifolius Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC15052  Chaenactis douglasii var. douglasii M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC15053  Chaenactis douglasii var. douglasii Bruce Bartholomew; Barrett Anderson 1990-7-21 5561 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  CAS-BOT-BC15068  Chaenactis douglasii var. douglasii David Daniels Keck; J. Clausen 1935-6-24 3716 Modoc 1 mi. N of Buck's Ranger Station, 8 mi. south of New Pine Creek 1524 Comment
  CAS-BOT-BC15072  Chaenactis douglasii var. douglasii Bruce Bartholomew 1990-6-17 5293 Modoc Along Emerson Creek, 2.8 km SW of County Rd 1, E side of Warner Mts. 1600 Comment
  CAS-BOT-BC15073  Chaenactis douglasii var. douglasii K. Paulson; Robert Paulson 1989-6-21 151 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  UC71601  Chaenactis douglasii var. douglasii Mrs. M. H. Manning Jul 1 1903-Aug 1 1903 256 Modoc near Fort Bidwell (ne Modoc Co) Comment
  UC748338  Chaenactis douglasii var. douglasii Annie M. Alexander and Louise Kellogg 1946-7-7 4936 Modoc Eight Mile Creek, ne corner of county Eight Mile Creek 1752 Comment
  HSC42423  Chamaebatiaria millefolium Barbara Kelly 1977-7-24 544 Modoc Lava Beds National Monument at Fleener Chimneys Comment
  CAS-BOT-BC245420  Chamaesaracha nana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2132 Modoc Near Cedar Pass, Warner Mountains. Comment
  CAS-BOT-BC248327  Chamaesaracha nana B. Bartholomew; H. Sun 2002-6-24 8820 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  UC705934  Chamaesaracha nana Marion Ownbey, Fred G. Meyer 1940-7-1 2132 Modoc near Cedar Pass; Warner Mts. Comment
  UC71712  Chamaesaracha nana Mrs. M. H. Manning 1903-8-27 334 Modoc near Fort Bidwell (ne Modoc County) Comment
  RSA210820  Chamaesyce serpillifolia R. F. Thorne, J. Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39082 Modoc E. shore of Goose Lake at Willow Ranch. 1433 Comment
  JEPS117378  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2010-8-30 17054 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  NY1001697  Chamaesyce serpyllifolia M. S. Baker 1893-7-25 s.n. Modoc On island in Egg Lake Comment
  UC71722  Chamerion angustifolium subsp. circumvagum Mrs. M. H. Manning 1903-7 208 Modoc ne Modoc Co. Mill Canyon 1676 Comment
  CAS-BOT-BC30191  Cheilanthes gracillima Bruce Bartholomew 1992-5-17 6343 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir 1460 Comment
  CAS-BOT-BC95520  Chenopodium berlandieri John Thomas Howell 1934-7-1 12308 Modoc Duncan Horse Camp. 1355 Comment
  CDA32878  Chenopodium botrys M. Brooks 2009-11-1 PDR# 1526757 Modoc In the vicinity of Alturas. 0 Comment
  CAS-BOT-BC95521  Chenopodium foliosum Leland S. Smith 1920-8-12 21 Modoc Cantrall's Mill. 1828 Comment
  UCD97878  Chenopodium foliosum W. T. Parsons; T. C. Fuller 1960-7-26 4874 Modoc E. H. Boys ranch, Lassen Creek, ca. 2 mi. SE/Hwy 395. Comment
  UC1191343  Chenopodium glaucum Herbert L. Mason 1947-8-15 13554 Modoc Crane Creek Goose Lake, Willow Ranch (mouth, e side of lake) Comment
  NY537268  Chenopodium pumilio L. C. Wheeler 1935-8-3 3758 Modoc Rock Lake, Pine Creek, Warner Mountains 1920.2 Comment
  CAS-BOT-BC95664  Chimaphila umbellata Bruce Bartholomew 1989-8-10 5044 Modoc 8.7 km E of Day on County Road 94. Comment
  CAS-BOT-BC95667  Chimaphila umbellata Bruce Bartholomew 1995-7-30 7044 Modoc Big Valley Mountains N of County Road 94. 1400 Comment
  CDA37694  Chorispora tenella Breckenridge/Filippini 2005-6-2 s.n. Modoc Likely, Jones Lane, Lynetta Farms. 0 Comment
  POM260897  Chorizanthe polygonoides var. polygonoides Alice Eastwood, John T. Howell 1940-6-15 8300 Modoc 5 miles N of Lookout Comment
  CAS-BOT-BC15041  Chrysothamnus nauseosus subsp. albicaulis F. Angwin 1945-10-7 s.n. Modoc Big Valley near Adin. 1280 Comment
  POM229177  Chrysothamnus nauseosus subsp. albicaulis L. C. Wheeler 1935-9-10 3968 Modoc 1.5 miles SSW McGinty Reservoir, Devil's Garden 1524 Comment
  CAS-BOT-BC15035  Chrysothamnus nauseosus subsp. consimilis Francis Dorris Payne 1931-9-18 341 Modoc Parker Creek, Warner Mountains 1584 Comment
  JEPS21408  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1918-8-6 7836 Modoc Fandango Pass 1859 Comment
  JEPS31102  Chrysothamnus viscidiflorus subsp. viscidiflorus Ernest C. Twisselmann 1961-9-22 6573 Modoc Warner Mountains, Jess Valley 1676 Comment
  RSA301896  Chrysothamnus viscidiflorus subsp. viscidiflorus L. C. Anderson 1958-8-24 1614 Modoc Cedar Pass Campgrounds in the Warren Mts., 8 miles W of Cedarville Comment
  JEPS117477  Cichorium intybus Lowell Ahart, John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC572967  Cicuta douglasii Louis C. Wheeler 1935-9-22 3997 Modoc Pit River at Rattlesnake Butte, Warm Springs Valley Warm Springs Valley; Pit River, Rattlesnake Butte, Warm Springs Valley 1341 Comment
  RSA0123895  Cicuta maculata var. angustifolia Robert F. Thorne 1969-9-5 39160 Modoc Modoc National Forest, Warner Mts. Clear Lake. 1768 Comment
  CAS-BOT-BC191009  Circaea alpina subsp. pacifica Bruce Bartholomew; Barrett Anderson 1988-7-21 4439 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  UC73323  Circaea alpina subsp. pacifica Milo S. Baker 1893-1 Modoc Forestdale, Taylor Creek Comment
  RSA504850  Circaea alpina subsp. pacifica Bruce Bartholomew, B. Anderson 1988-7-21 4439 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  CDA1059  Cirsium arvense Loring White 1959-7-2 s.n. Modoc 1.5 mi. S/ Tulelake. 0 Comment
  CDA1064  Cirsium arvense T. C. Fuller 1961-5-16 6954 -B Modoc 1.5 mi. s.e. of Tulelake; edge of grainfield, Hwy 139. 0 Comment
  CDA36045  Cirsium arvense CDFA Staff 1976-7-28 Modoc Tule Lake. 0 Comment
  CHSC116346  Cirsium arvense CDFA Staff 1976-7-28 Modoc Tule Lake. Comment
  CAS-BOT-BC14960  Cirsium cymosum Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10619 A Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mountains 1889 Comment
  CAS-BOT-BC14969  Cirsium cymosum Bruce Bartholomew 1989-7-15 5002 Modoc Sweagert Flat. 1860 Comment
  POM33030  Cirsium cymosum Mrs. R. M. Austin 1895-08 165 Modoc Goose Lake Valley Comment
  CAS-BOT-BC14974  Cirsium douglasii var. breweri Thomas C. Fuller 1975-9-4 20098 Modoc Lunsford Spring, California Pines. Comment
  CDA1197  Cirsium douglasii var. breweri T. C. Fuller 1975-9-4 20098 Modoc Lunsford Spring near California Pines. Comment
  POM54289  Cirsium douglasii var. breweri M. S. Baker 1898-08 538 Modoc Forest Dale Comment
  JEPS59227  Cirsium occidentale var. candidissimum F. H. Frost 1925-7-11 16 Modoc Cedar Canyon campsite 2 mi above Cedarville Comment
  UC748332  Cirsium scariosum var. americanum Annie M. Alexander and Louise Kellogg 1946-6-14 4765 Modoc Silver Creek branch Patterson Mill road 1828 Comment
  CHSC117043  Cirsium scariosum var. robustum Lowell Ahart; John Dittes 2016-6-6 20945 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CAS-BOT-BC191071  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1990-6-18 5391 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC191074  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1991-6-20 5773 Modoc Junction of county roads 87 and 90. 1220 Comment
  HSC30036  Clarkia lassenensis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19378 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  HSC35734  Clarkia lassenensis D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19355 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CAS-BOT-BC191041  Clarkia rhomboidea John Thomas Howell 1934-6-13 12048 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC191044  Clarkia rhomboidea Annie Montague Alexander; L. Kellogg 1946-6-28 4863 Modoc Pine Creek Canyon. 1615 Comment
  CDA38042  Clarkia rhomboidea J. Elliot 1975-7-3 s.n. Modoc Forestry road, 2 mile north of Joseph Creek Basin, northeast of Alturas, Modoc National Forest. 0 Comment
  CAS-BOT-BC197444  Claytonia lanceolata Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6003 Modoc Cedar Pass. 1920 Comment
  UC65056  Claytonia lanceolata Milo S. Baker 1890-5-15 79 Modoc Forestdale Comment
  UC851973  Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 mi ne Alturas 1981 Comment
  UC576469  Claytonia megarhiza Elmer I. Applegate 1932-8-3 8116 Modoc just n Eagle Peak; Warner Mountains Comment
  CAS-BOT-BC197432  Claytonia perfoliata subsp. intermontana Bruce Bartholomew; Mona Bourell 1990-4-27 5190 Modoc Top of mesa on W side of Goose Lake. 1470 Comment
  CAS-BOT-BC197433  Claytonia perfoliata subsp. intermontana Bruce Bartholomew 1990-6-17 5309 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC197474  Claytonia rubra subsp. rubra Bruce Bartholomew 1991-5-23 5690 Modoc 0.5 km E of Day on County Rd. 94. 1050 Comment
  UC412607  Claytonia rubra subsp. rubra Mrs. M. H. Manning 1907-1 Modoc Barley Camp; ne Modoc County Comment
  SEINET8727062 Image available Cleome platycarpa Helen K. Sharsmith 1955-1 4503 Modoc West Valley Reservoir in sagebrush-juniper. Just outside west boundary Modoc National Forest, west slope Warner Mountains. 1524 Comment
  CAS-BOT-BC226085  Collinsia parviflora Elmer Ivan Applegate 1932-8-2 8085 Modoc Mill Creek Meadow, western slope of Warner Mts. Comment
  CAS-BOT-BC229852  Collinsia parviflora Francis Whittier Pennell 1940-6-8 25737 Modoc Eastern slope of Warner Mts., NE of Alturas. 1737 Comment
  CAS-BOT-BC229853  Collinsia parviflora Francis Dorris Payne 1931-6-25 270 Modoc Pine Creek Basin. 2316 Comment
  SBBG27381  Collinsia parviflora C. L. Hitchcock 1940-5-27 6687 Modoc 15 mi NE of Alturas 1615 Comment
  CAS-BOT-BC229869  Collinsia sparsiflora var. sparsiflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-12 6516 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  CAS-BOT-BC229870  Collinsia sparsiflora var. sparsiflora Bruce Bartholomew 1995-5-12 6895 Modoc SW flank of White Horse Mountains between Day and Day Rock. 1210 Comment
  CHSC112814  Collomia grandiflora Lowell Ahart; John Dittes 2013-7-25 18965 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  UC1191648  Collomia grandiflora Verne Grant and Irving Schneider 1947-7-20 8106 Modoc downstream from Alturas; North Fork of Pit River 1341 Comment
  UCD118137  Collomia grandiflora Verne Grant; Irving Schneider 1947-7-20 8106 Modoc North fork of Pit River, downstream from Alturas. 1341 Comment
  RSA164297  Collomia linearis Clare B. Hardham 1961-6-18 7561 Modoc Cedar Pass Comment
  UC23677  Collomia tinctoria M. S. Baker and Frank Nutting 1894-6-5 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC225785  Comandra umbellata subsp. californica Bruce Bartholomew 1995-6-22 6968 Modoc 3.7 km NW of Day at W side of Little Hot Spring Valley. 1070 Comment
  RSA795596  Conium maculatum L. Ahart, John Dittes 2010-8-30 17066 Modoc On the sides of a small wash, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin., About 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  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
  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
  UC1587092  Cordylanthus maritimus subsp. canescens G. Schoolcraft 1991-7-24 2185 Modoc ne Middle Alkali Lake; Leonard Hot Spring 1386 Comment
  CAS-BOT-BC210272  Cornus sericea Louis C. Wheeler 1935-8-14 3835 Modoc Modoc National Forest. Pine Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95601  Cornus sericea M. M. Hanna 1956-6-5 978 Modoc Cedar Pass. Comment
  UC21538  Cornus sericea subsp. sericea Milo S. Baker 1893-6-15 Modoc mountain creek 1371 Comment
  CAS-BOT-BC14904  Crepis acuminata Bruce Bartholomew 1989-7-15 5010 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CAS-BOT-BC14907  Crepis acuminata Roxana Stinchfield Ferris; R. Duthie 1919-6-16 183 Modoc Rock hill slope above Parker Creek, Modoc National Forest Boundary. Comment
  POM253180  Crepis acuminata A. A. Heller 1938-6-24 15220 Modoc Grassy hillside between Alturas and Canby on U. S. Highway 299 1341 Comment
  RSA95107  Crepis acuminata F. W. Peirson 1926-6-25 6872 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  CAS-BOT-BC14915  Crepis bakeri Francis Dorris Payne 1932-6-26 611 Modoc Parker Creek. 1584 Comment
  SJSU8814  Crepis intermedia H. L. Buckalew 1961-6-25 Modoc near Stowe Reservoir 1 mi N of Cedar Pass on Altuas-Cedarville Road 2011 Comment
  CAS-BOT-BC14865  Crepis occidentalis Bruce Bartholomew 1991-7-4 5891 Modoc S end of Higgins Flat. 1370 Comment
  POM220919  Crepis occidentalis D. D. Keck, J. Clausen 1935-6-24 3713 Modoc 3 mile NE of Willow Ranch. 1471 Comment
  SBBG8042  Crepis occidentalis H. and M. Dearing 1939-6-9 3639 Modoc N of Squaw Peak, Warner Mtns Comment
  SBBG8043  Crepis occidentalis H. and M. Dearing 1939-6-8 3590 Modoc near Goose Lake 1219 Comment
  SJSU9575  Crepis occidentalis W. Savage 1979-7-3 1328 Modoc Triangle, Antelope Plains, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC95592  Cressa truxillensis Robert Folger Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39081 Modoc E shore of Goose Lake at Willow Ranch. 1432 Comment
  CAS-BOT-BC95593  Cressa truxillensis Bruce Bartholomew 1991-8-4 6014 Modoc W side of Goose Lake, 10.5 km N of McGinty Point. 1460 Comment
  POM312623  Cressa truxillensis H. L. Mason 1947-8-15 13541 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake. Comment
  RSA99018  Crocidium multicaule W. A. Weber, L. S. Rose 1953-5-22 8451 Modoc 7 miles east of Alturas on road to Cedarville. 1372 Comment
  CDA36317  Crupina vulgaris CDFA Staff 1992-1 Modoc 0 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
  RSA647536  Cryptantha Marion P. Harthill 1971-6-23 374 Modoc Fort Bidwell. 1388 Comment
  CAS-BOT-BC54128  Cryptantha affinis John Thomas Howell 1934-6-13 12045 Modoc Fandango Pass. 1828 Comment
  UC24652  Cryptantha ambigua Mrs. R. M. Austin and Bruce Jun 1898 2267 Modoc Goose Lake Comment
  JEPS70813  Cryptantha celosioides L. S. Smith 1919-6-5 1114 Modoc Deep Creek, above station Modoc Forest 1584 Comment
  UC1478049  Cryptantha celosioides Gregg Riegel 1980-7-14 877 Modoc 0.5 mi nw Emerson Trail Head Rd. (from Sec 10 and 11, S Warner Mt. Wilderness Area); Modoc National Forest, Warner Mt. Wilderness Area 1889 Comment
  CAS-BOT-BC54108  Cryptantha intermedia Amos Arthur Heller 1941-6-26 16213 Modoc U.S. Hwy 395, 8 mi. W of Alturas. Comment
  UC402819  Cryptantha intermedia Milo S. Baker 1890-1 Modoc Forestdale Comment
  UC1278107  Cryptantha intermedia Beecher Crampton 1954-7-6 2120 Modoc 6 mi e Alturas (County Rd 56, Collis Ranch) Comment
  CAS-BOT-BC54116  Cryptantha simulans John Thomas Howell 1934-6-11 11982 Modoc Parker Creek, Warner Mountains 1584 Comment
  SDSU20105  Cryptantha simulans Lee Ripma, R. B. Kelley 2012-7-24 386 Modoc Side of FR31. 2386 Comment
  SDSU20110  Cryptantha subretusa Lee Ripma, R. B. Kelley 2012-7-24 389 Modoc Summit trail, about .25 mi up trail at area where volcanic scree hits trail. 2155 Comment
  SDSU20208  Cryptantha subretusa Ronald B. Kelley 2006-6-27 1153 Modoc Just south of Pepperdine Camp area, southwest of Summit Trail, in Warner Mtns., 5 minutes south of wilderness boundary sign. 2163 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
  CAS-BOT-BC54082  Cryptantha watsonii Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6007 Modoc East of Cedarville. 1249 Comment
  CAS-BOT-BC54083  Cryptantha watsonii Bruce Bartholomew; Barrett Anderson 1989-6-2 4823 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UC1222086  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc approximately 1.5 mi s Gassaway Reservoir; Quadrangle 16C2 1097 Comment
  JEPS2550 Image available Cupressus bakeri Milo S. Baker Aug 1898 Modoc Between Hills Farm (near Dana, SE Siskiyou Co.) & Little Hot Springs Valley (SW Modoc Co.),Modoc Co. Comment
  CAS-BOT-BC95629  Cuscuta approximata Goss 1932-10-3 Modoc Modoc County. Comment
  UCD126232  Cuscuta approximata Goss 1932-10-3 7 Modoc Exact location unknown. 388 Comment
  JEPS101845  Cyperus squarrosus Dean W. Taylor 1990-8-22 11479 Modoc Lookout Road 2.3 miles S of junction with State Highway 139, crossing of a small perennial drainage in Ponderosa Pine Forest 1424 Comment
  JEPS101895  Cyperus squarrosus Dean W. Taylor 1989-8-4 10524 Modoc Emerson Creek drainage; Cole Creek, on road to Emerson Camp from Surprise Valley Comment
  RSA0016881  Cypripedium montanum Mrs. R. M. Austin, C. C. Bruce 1898-08 s.n. Modoc Ross Canyon Comment
  HSC970  Cystopteris fragilis M. T. Milligan 1965-6-30 398 Modoc Slopes and ridges E of Jess Valley 1890 Comment
  UC70669  Dactylis glomerata Mrs. M. H. Manning June 1903 407 Modoc north-eastern Modoc County Comment
  CAS-BOT-BC245210  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1988-6-23 4272 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC245215  Damasonium californicum Bruce Bartholomew 1994-5-29 6737 Modoc Curtis Water Hole, NW of Egg Lake. 1280 Comment
  JEPS32208  Damasonium californicum Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  CAS-BOT-BC242492  Danthonia californica S. Stutz; T. Scofield 1969-7-17 1 Modoc Vicinity of Poison Spring. 1676 Comment
  CAS-BOT-BC242493  Danthonia californica Leland S. Smith 1917-7-19 119 Modoc Joseph Creek. 1828 Comment
  JEPS68523  Danthonia californica L. S. Smith 1917-7-19 119 Modoc Joseph Creek Warner Mts. 1981 Comment
  UCD60482  Danthonia californica Leo Whitney 1934-5-27 2171 Modoc Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  CAS-BOT-BC194375  Danthonia unispicata Melissa A. Berry 1957-6-29 s.n. Modoc Toward Cedar Pass, Warner Mts. 1524 Comment
  SBBG524  Danthonia unispicata A. A. Beetle 1941-6-29 2884 Modoc near summit of Mt Adin 1828 Comment
  SD34479  Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt Adin. 1829 Comment
  SEINET229941 Image available Danthonia unispicata Leila M. Shultz, John S. Shultz 1985-6-23 8595 Modoc Between Beeler and Duncan resivoirs north of Canby near highway 139. 1311 Comment
  HSC80692  Dasiphora fruticosa G. M. Riegel 1979-7-23 575 Modoc S Warner Mtns. 1829 Comment
  JEPS12204  Datura stramonium F. H. Frost 1925-7-18 82 Modoc 2 mi s of Cedarville (Cedarville roadside) Comment
  CAS-BOT-BC217341  Delphinium andersonii Bruce Bartholomew; Barrett Anderson 1989-6-2 4810 Modoc NE side of Upper Lake, 4 km S of road to Fee Reservoir, NE end of Surprise Valley. 1420 Comment
  CAS-BOT-BC498678  Delphinium andersonii Ethel S. Willits 1940-5-15 249 Modoc Willow Ranch 1371 Comment
  CHSC117844  Delphinium depauperatum L. P. Janeway 2016-5-16 11999 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Applegate 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
  RSA503252  Delphinium depauperatum Bruce Bartholomew 1988-6-24 4308 Modoc Cave Lake, W side of the Warner Mountains. 2130 Comment
  UC118657  Delphinium depauperatum Mrs. R. M. Austin 1894-1 Modoc Willow Creek Comment
  UC1037209  Delphinium nudicaule Leo Whitney 1934-4-29 1569 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  CAS-BOT-BC217309  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6505 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC217318  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1989-4-30 4708 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC217322  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-5-12 4103 Modoc White Horse. 1340 Comment
  NY487920  Delphinium nuttallianum B. M. Bartholomew 1989-4-29 4687 Modoc Surprise Valley Road, just south of the Oregon border, extreme northeast corner of Modoc County. 1630 Comment
  UC1249267  Delphinium nuttallianum Arthur Cronquist and Arthur H. Holmgren 1959-6-20 8518 Modoc between Cedarville and Alturas; Warner Mts., Cedarville Pass 1920 Comment
  JEPS43420  Delphinium nuttallianum Milo S. Baker 1893-6 Modoc Comment
  JEPS23622  Delphinium stachydeum L. S. Smith 1918-8-7 1013 Modoc Camp One-T39-16 2438 Comment
  JEPS90888  Delphinium stachydeum Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10478 Modoc N Emerson Lake cirque, Warner Mountains Emerson Lake; Warner Mountains 2392 Comment
  RSA8256  Delphinium stachydeum Elmer I. Applegate 1932-8-1 s.n. Modoc West slope Warner Mountains, Mill Creek Meadows region. 2439 Comment
  CAS-BOT-BC242481  Deschampsia cespitosa subsp. cespitosa Bruce Bartholomew; Barrett Anderson 1990-7-19 5445 Modoc Sweagert Flat. 1860 Comment
  RSA575726  Deschampsia cespitosa subsp. cespitosa S. J. Darbyshire, J. Cayouette 1994-9-8 5461 Modoc north end of Tioga Lake; beside seepage stream in meadow 3050 Comment
  CAS-BOT-BC242476  Deschampsia danthonioides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16517 Modoc 13 mi. W of Canby, along Hwy 139. Comment
  CAS-BOT-BC242477  Deschampsia danthonioides Alan Ackerman Beetle 1941-6-29 2838 Modoc S slope of Mt. Adin. Comment
  POM319517  Deschampsia danthonioides Patricia Wilder 1971-6-20 5081 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
  RSA0080119  Deschampsia danthonioides Lowell Ahart 2011-6-22 17550 Modoc About 100 yards north of he Pilot Butte Parking Lot, north edge of Ash Crek 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
  UC1024896  Deschampsia danthonioides Leo Whitney 1935-5-23 3118 Modoc Bieberca. 15 mi. n.w. Camby (Lake Joaquina, near Dam); Modoc Nat'l Forest, Hackamore, Lake Joaquina 1463 Comment
  UCR163107  Deschampsia danthonioides Jim Andre 1993-7-3 1426 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  HSC80820  Deschampsia elongata G. M. Riegel 1979-8-23 699 Modoc S Warner Mtns. 2100 Comment
  HSC9610  Deschampsia elongata M. T. Milligan 1964-7-25 174 Modoc Pine Creek Basin, along trail. 2439 Comment
  POM260332  Descurainia incana subsp. viscosa C. L. Hitchcock 1940-5-27 6713 Modoc 15 miles NE of Alturas. 1677 Comment
  CAS-BOT-BC58621  Descurainia incisa Bruce Bartholomew; Barrett Anderson 1988-7-21 4450 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UC10806  Descurainia incisa subsp. filipes Mrs. R. M. Austin Jun 1898 2246 Modoc Lake City canyon; Lake City Comment
  CAS-BOT-BC58609  Descurainia pinnata subsp. brachycarpa Bruce Bartholomew; Barrett Anderson 1988-5-12 4132 Modoc Clong the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  CAS-BOT-BC58437  Descurainia sophia F. Angwin 1946-4-14 Modoc Hillside near Alturas. Comment
  CAS-BOT-BC190761  Dicentra uniflora Bruce Bartholomew; Barrett Anderson 1988-5-13 4158 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  CAS-BOT-BC190764  Dicentra uniflora Bruce Bartholomew; Mona Bourell 1990-4-28 5205 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  JEPS26494  Dicentra uniflora Lauramay T. Dempster 1961-6-19 1706 Modoc e of Davis Creek (town) (headwaters of south fork of Davis Creek); Davis Creek 2286 Comment
  JEPS58091  Dichelostemma multiflorum Frances D. Payne 1929-6-21 13 Modoc s and e of Alturas; Warner Mountains, Parker Creek Comment
  UC1586938  Dichelostemma multiflorum Juha Pykala and D. H. Norris 1987-5-27 1005 Modoc Lower Rush Creek Campground Modoc National Forest 1432 Comment
  JEPS79131  Dichelostemma multiflorum L. R. Heckard with R. Bacigalupi 1980-6-10 5234 Modoc about 10 mi nw Lookout (along the Great Northern Railroad grade); Great Northern Railroad Grade Comment
  CAS-BOT-BC49463  Dieteria canescens var. shastensis Elmer Ivan Applegate 1923-3-17 3341 Modoc Dry Lake, SE of Tule Lake. Comment
  CHSC97928  Dieteria canescens var. shastensis G. D. Barbe 1991-8-27 4438 Modoc In loose pumice at roadside, Hwy 395, 7.3 mi northeast of Alturas, northeast of Chimney Rock. N. Fk Pitt River. 1402 Comment
  CAS-BOT-BC172826  Dimeresia howellii B. Bartholomew 1991-6-22 5858 Modoc 2.9 km NE of road between Fort Bidwell and Fee Resrvoir on road to Big Mud Lake 1680 Comment
  CAS-BOT-BC229912  Diplacus cusickioides G. Dallas Hanna 1958-9-23 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC229913  Diplacus cusickioides K. Paulson; Robert Paulson 1991-7-13 241 Modoc Granger Canyon, E side of Warner Warner Mountains. 1463 Comment
  CAS-BOT-BC234455  Diplacus nanus Bruce Bartholomew 1990-6-15 5215 Modoc SW side of of Hunters Ridge, 6.3 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  CAS-BOT-BC234489  Diplacus nanus Bruce Bartholomew 1991-5-24 5728 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CAS-BOT-BC234496  Diplacus nanus Mrs. H. C. Cantelow 1940-6-2 4417 Modoc Rd to Lava Beds. W of Alturas. Comment
  SD133259  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end. Between Kramer Reservoir and White Horse-Lookout road along intermittent stream; 2.3 rd mi W of railroad crossing 1299 Comment
  CAS-BOT-BC234442  Diplacus tricolor Bruce Bartholomew 1991-7-6 5965 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  CAS-BOT-BC234443  Diplacus tricolor Bruce Bartholomew 1991-7-6 5989 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  CAS-BOT-BC218288  Dodecatheon alpinum Bruce Bartholomew; Barrett Anderson 1988-7-23 4567 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC218297  Dodecatheon alpinum Robert J. Weatherby 1955-7-7 1600 Modoc Dismal Swamp. 2240 Comment
  UC1483866  Dodecatheon conjugens G. Schoolcraft 1980-4-29 208 Modoc Harper Hill n Adin; Harper Hill n of Adin 1402 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
  UC105785 Image available Dodecatheon conjugens Mrs. R. M. Austin June 1894 174 Modoc Lava Beds , Lava Beds (Juniper Groves) Comment
  CAS-BOT-BC218272  Dodecatheon conjugens var. conjugens E. H. Steffen 1917-5-21 5 Modoc West Valley camp. 1524 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
  CHSC106182  Downingia bacigalupii Lowell Ahart; John Dittes 2010-8-31 17124 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS114688  Downingia bacigalupii Lowell Ahart, John Dittes 2008-6-21 14985 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS103626  Downingia bacigalupii Lisa Schultheis 1995-6-28 230 -95 Modoc N of Lookout on County Road 94. 0.3 mile S from Cedar Drive Comment
  JEPS108446  Downingia bacigalupii Lisa Schultheis 1996-6-28 310 -96 Modoc Along E side of route 139, 18.1 mi S of Tionesta Rd. turnoff to Lava Beds. Comment
  SBBG128251  Downingia bacigalupii L. Ahart, J. Dittes 2010-8-31 17124 Modoc pond, ca. 400 yards W of Elkins Lane and the bridge across Ash Crk, Ash Crk State Wildlife Area, ca. 4.3 mi W of Adin, ca. 7.7 mi NE of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95134  Downingia cuspidata Bruce Bartholomew 1993-6-12 6606 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  CAS-BOT-BC95137  Downingia insignis Rimo Carlo Felice Bacigalupi; G. Smith 1957-6-28 5988 Modoc Along railroad, 0.8 mi. E of Canby. 1219 Comment
  SFV3646  Downingia insignis I. L. Wiggins, D. B. Wiggins 1961-6-16 16524 Modoc Roadside ditch in northern outskirts of Canby. 1310 Comment
  SEINET12329656  Downingia insignis N. H. Holmgren, Holmgren, P. K. 1980-1 9456 Modoc U.S. Highway 299, 2.3 km (1.4 mi.) NE of junction with California Highway 139 through Canby, 1310 Comment
  CAS-BOT-BC58300  Draba albertina Annie Montague Alexander; L. Kellogg 1946-8-3 5112 Modoc Head of Eagle Creek, Warner Mts. Comment
  HSC80859  Draba albertina G. M. Riegel 1980-9-3 1130 Modoc S Warner Mtns. 2305 Comment
  UC1258363  Draba albertina Gregg Riegel 1980-8-6 992 Modoc growing near Mill Ck (Upper Mill Ck Meadows); S Warner Mt. Wilderness, Upper Mill Ck Meadows 2499 Comment
  CAS-BOT-BC58600  Draba densifolia Elmer Ivan Applegate 1932-7-9 7608 Modoc Arid summit of Bidwell Mountain, Warner Mts. Comment
  POM338222  Drymaria F. R. Fosberg 1957-8-18 38852 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  CAS-BOT-BC214758  Drymocallis glandulosa Annie Montague Alexander; L. Kellogg 1946-7-23 5051 Modoc Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC214763  Drymocallis glandulosa K. Paulson; Robert Paulson 1989-5-21 119 Modoc Near Fletcher Creek, Crowder Flat Road. 1341 Comment
  CAS-BOT-BC214759  Drymocallis glandulosa var. reflexa Roxana Stinchfield Ferris; R. Duthie 1919-6-15 88 Modoc Near Parker Creek, Modoc Nat. Forest. 1676 Comment
  CHSC109480  Drymocallis lactea var. austiniae L. P. Janeway; B. Castro 2012-7-27 11018 Modoc Warner Mountains. Along an unnamed mining accessd road 1.0 air km east of Yellow Mountain, 0.5 air km east of Mineral Spring. 2335 Comment
  JEPS44260  Drymocallis pseudorupestris W. L. Jepson 1918-8-7 7878 Modoc very summit Mt. Bidwell 2507 Comment
  CHSC100431  Echinochloa crus-galli Lowell Ahart; John Dittes 2008-8-25 15314 Modoc On the east bank of the Pit River (flood plain), about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC70670  Echinochloa crus-galli Mrs. M. H. Manning June 1903 403 Modoc north-eastern Modoc county Comment
  JEPS123980  Elatine Lowell Ahart, John Dittes 2015-7-15 20350 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS127189  Elatine californica Lowell Ahart, John Dittes 2016-7-14 21211 -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
  RSA210826  Elatine chilensis R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39120 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  JEPS127157  Elatine rubella Lowell Ahart, John Dittes 2016-7-14 21169 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
  POM172483  Eleocharis bella Franklin P. Nutting 1894-8-20 s.n. Modoc Forestdale [sw Modoc Co; 160 acres of woodland & meadow, owned by M. S. Baker family, 12 mi w of Lookout, a small village on Pit river; = Baker Place of Modoc National Forest map (1941)., Adjacent to Taylor Mt (original location of Forestdale) (Jepson Herbarium Place Name Index)] 1372 Comment
  UCSC000116  Eleocharis bella Mrs. M. H. Manning unknown s.n. Modoc collected in north-eastern Modoc county Comment
  JEPS120124  Eleocharis macrostachya Lowell Ahart, John Dittes 2012-7-11 18333 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
  SD225711  Eleocharis pachycarpa Carol Witham, Jennifer Buck 2001-5-10 203 Modoc 5 miles NE along Hwy 139 from intersection with Hwy 299, south of Hwy 139, Canby site, pool #CAN001. Comment
  RSA252380  Eleocharis palustris Robert F. Thorne, C. W. Tilforth 1969-9-5 39180 Modoc South Fork of Pit River at bridge, 3.8 miles E of Likely 1387 Comment
  UC1100131  Elodea canadensis Verne Grant and Irving Schneider 1947-8-28 8348 Modoc about 3.5 mi downstream Canby (Pit River, at entrance to gorge); Pit River Comment
  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
  HSC9684  Elymus cinereus R. C. Wunner 1965-6-22 237 Modoc Lava Beds N. M., 1/2 mi. N of Canby Cross. 1220 Comment
Read comments
Aug 20 2013
  CAS-BOT-BC247747  Elymus elymoides subsp. elymoides Bruce Bartholomew 1990-6-18 5360 Modoc 1.6 km S of Davis Creek on Hwy 395. 1450 Comment
  HSC10953  Elymus elymoides var. elymoides M. T. Milligan 1966-8-3 629 Modoc West slope of Eagle Peak. 2439 Comment
  HSC65366  Elymus elymoides var. elymoides J. P. Smith, J. O. Sawyer 1973-8-8 7214 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC247739  Elymus glaucus Bruce Bartholomew 1990-8-5 5682 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  HSC9710  Elymus glaucus M. T. Milligan 1966-6-28 475 Modoc East slope of volcanic plateau. 1677 Comment
  SD64332  Elymus ponticus D. F. Howe 1966-8-25 4299 Modoc Fandango Pass, Warners Mountains 1858 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
  UCD32709  Elymus trachycaulus Beecher Crampton 1954-7-7 2137 Modoc Modoc County, west side of Cedar Pass. Comment
  CAS-BOT-BC247729  Elymus trachycaulus subsp. trachycaulus Bruce Bartholomew 1989-8-11 5100 Modoc Vicinity of Patterson Ranger Station, S end of Warner Moutains. 2160 Comment
  RSA603848  Elymus trachycaulus subsp. trachycaulus L. C. Wheeler 1935-8-4 3780 Modoc Dry Lake, Pine Creek. Warner Mts. 2104 Comment
  CDA2054  Elytrigia repens T. C. Fuller 1958-7-8 1940 Modoc Corporation Ranch, Likely. 0 Comment
  SEINET12087293  Enemion stipitatum M. S. Baker 1896-1 s.n. Modoc no further locality Comment
  CAS-BOT-BC191018  Epilobium brachycarpum Bruce Bartholomew 1993-6-14 6670 Modoc Hopeless Pass, N of W side of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC191022  Epilobium brachycarpum Bruce Bartholomew 1991-6-21 5799 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC191032  Epilobium brachycarpum Alice Eastwood; John Thomas Howell 1940-6-15 8301 Modoc 5 mi. N of Lookout. Comment
  HSC80899  Epilobium brachycarpum G. M. Riegel 1980-7-2 813 Modoc S Warner Mtns. 2100 Comment
  RSA0113965  Epilobium brachycarpum Lowell A. Ahart, John Dittes 2008-8-25 15277 -A Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC497199  Epilobium brachycarpum John H. Hatton 1911-6-24 162 Modoc Modoc Forest 1493 Comment
  UCD77624  Epilobium brachycarpum Robert E. Preston 2000-5-31 1355 Modoc Modoc Plateau, along Hwy 139, ca. 2 miles E of Forest Service Road 44N11. 1493 Comment
  UC1191618  Epilobium campestre Verne Grant and Irving Schneider 1947-7-29 8177 Modoc s Alturas; Payne Reservoir Comment
  UC19954  Epilobium campestre Milo S. Baker Jul 30 1893-Jan 1 1900 Modoc Egg Lake Comment
  SBBG125475  Epilobium campestre L. Ahart, J. Dittes 2012-7-11 18331 Modoc N edge of a meadow, ca. 1/8 mi E of the parking area on E side of Elkins Lane, Ash Crk State Wildlife Area, ca. 4 mi W of Adin, ca. 8 mi NE of Bieber, Big Valley 1266 Comment
  JEPS39280  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1918-8-12 7946 Modoc Jess Valley 1584 Comment
  RSA41238  Epilobium ciliatum subsp. glandulosum A. M. Alexander, Louise Kellogg 1946-7-11 4964 Modoc Slope west of Eight Mile Creek, northeast corner of Modoc County Comment
  JEPS114430  Epilobium densiflorum Lowell Ahart, John Dittes 2008-8-26 15341 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  POM262688  Epilobium glaberrimum subsp. fastigiatum Bud Fuller 1936-7-10 57 Modoc 15 miles northeast of Alturas 1524 Comment
  SEINET188698  Epilobium glaberrimum subsp. fastigiatum Bud Fuller 1936-7-10 57 Modoc 15 miles NE Alturas 1524 Comment
  CAS-BOT-BC190966  Epilobium hallianum Elmer Ivan Applegate 1932-8-2 8076 Modoc Mill Creek Meadows, western slope of Warner Mts. Comment
  CAS-BOT-BC498682  Epilobium hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles NE of Alturas 1615 Comment
  CAS-BOT-BC498683  Epilobium hornemannii Elmer I. Applegate 1932-8-2 8081 Modoc Mill Creek Meadows, Warner Mts. Comment
  SEINET191882  Epilobium hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles NE of Alturas 1615 Comment
  CAS-BOT-BC497324  Epilobium hornemannii subsp. hornemannii Annie M. Alexander; Louise Kellogg 1946-7-11 4964 Modoc Slope west Eight Mile Creek, NE corner Comment
  NY1000404  Epilobium hornemannii var. hornemannii B. M. Bartholomew 1994-7-2 6820 Modoc Mill Creek northeast of Bald Mountain, east side of Warner Mountains 2040 Comment
  CAS-BOT-BC190951  Epilobium obcordatum Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2157 Modoc Near cummit of Cedar Peak, Warner Mts. Comment
  JEPS43879  Epilobium obcordatum W. L. Jepson 1918-8-7 7877 Modoc on summit Mt. Bidwell 2507 Comment
  UC1483845  Epilobium obcordatum G. Schoolcraft 1980-8-10 Modoc summit of mts. Warner Mountains (e-facing slope) 2682 Comment
  UC71667  Epilobium obcordatum Mrs. M. H. Manning 1903-8-27 347 Modoc just below summit (ne Modoc Co.); Mt. Bidwell Comment
  UC190619  Epilobium obcordatum M. F. Gilman 508 Modoc mts. 2133 Comment
  CAS-BOT-BC190930  Epilobium pallidum Bruce Bartholomew 1991-7-6 5988 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  CAS-BOT-BC190935  Epilobium pallidum Bruce Bartholomew 1991-7-5 5939 Modoc Dry wash draining into North Willow Creek, between Crowder Flat and the Oregon border. 1620 Comment
  UC1191613  Epilobium pallidum Herbert L. Mason and Verne Grant 1947-7-13 13441 Modoc on Hwy 395 n Davis Creek (e side of lake, near roadside); Goose Lake, Joseph Creek Comment
  CAS-BOT-BC190865  Epilobium pygmaeum D. M. Moore 1960-6-4 120 Modoc 7.4 mi. W of Adin on road to Lookout. Comment
  CAS-BOT-BC190860  Epilobium torreyi Bruce Bartholomew 1994-7-1 6748 Modoc 7.6 km NW of County Road 91 between Lookout and Lookout Jct. on County road 93. 1280 Comment
  CAS-BOT-BC30223  Equisetum arvense Bruce Bartholomew 1989-7-14 4927 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  HSC16005  Eremalche parryi M. T. Milligan 1964-6-6 8 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC248311  Eremogone aculeata B. Bartholomew; H. Sun 2002-6-24 8850 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CAS-BOT-BC95484  Eremogone aculeata Leland S. Smith 1917-6-10 33 Modoc Jess Valley. 1524 Comment
  CAS-BOT-BC95487  Eremogone aculeata Robert Patterson; Mona Bourell 1993-8-14 5232 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CHSC100849  Eremogone aculeata L. P. Janeway 2008-8-17 9564 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2409 Comment
  CAS-BOT-BC14811  Ericameria bloomeri Mrs. M. H. Manning 1905-9-15 s.n. Modoc Near Hall's Meadows. Comment
  POM199564  Ericameria bloomeri Franklin P. Nutting s.n. Modoc Forestdale Comment
  CAS-BOT-BC287480  Ericameria greenei M. Bourell; R. Patterson 1993-8-15 5239 Modoc South Warner Wilderness Area. Warner Mts. Along trail from Patterson Lake to ca 2 miles N toward Pepperdine Trailhead 2743 Comment
  CAS-BOT-BC287485  Ericameria greenei Elmer I. Applegate 1932-8-5 8184 Modoc S slope of Cedar Mt, Warner Mts 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
  CHSC70464  Ericameria nauseosa var. speciosa A. Sanger 1997-8-21 2606 Modoc Along road south of large burn plantation, approx. 1.5 miles south of Forest Rd. 44N77. 1389 Comment
  UCD32745  Ericameria parryi var. latior Beecher Crampton 1954-7-8 2198 Modoc 4 miles west of Alturas, on small volcanic mesa. Comment
  HSC5510  Erigeron annuus M. T. Milligan 1966-7-29 603 Modoc W slope of Eagle Peak. 2104 Comment
  POM357572  Erigeron bloomeri Christopher Davidson 1973-5-26 2115 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  SEINET10617400  Erigeron bloomeri Billy Joe Cox, Paul Gallian 1971-6-3 Cox 2612 Modoc 6 mi. N of Alturas on U.S. Hwy. 395, W facing slope, in middle of grassland pasture edging into Artemisia which adjoins Juniper woodland. 1341 Comment
  CAS-BOT-BC42848  Erigeron bloomeri var. bloomeri Mrs. H. C. Cantelow 1940-6-1 Modoc 10.2 mi E of Alturas. Comment
  HSC27247  Erigeron chrysopsidis var. austinae J. P. Smith, J. O. Sawyer 1972-5-6 5270 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  SEINET5512261  Erigeron chrysopsidis var. austiniae J. C. Beatley 1964-1 Modoc Tule Lake area NTS Herbarium coll. Drainage area: Tule Lake 1829 Comment
  UC895684  Erigeron chrysopsidis var. austiniae Lewis S. Rose 1940-6-12 40542 Modoc 9 mi ne Alturas; Cedar Pass Rd 152 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
  UC195007  Erigeron coulteri W. P. Taylor and H. C. Bryant 1910-7-13 Modoc head, in mountain meadow N. Fork Parker Cr.; Warner Mountains, N. Fork Parker Cr. 2225 Comment
  CAS-BOT-BC42824  Erigeron divergens F. Angwin 1945-10-27 Modoc Big Valley. 1280 Comment
  HSC5509  Erigeron divergens M. T. Milligan 1965-6-27 378 Modoc N end Jess Valley 1616 Comment
  UC1540167  Erigeron divergens Dean W. Taylor 1987-8-9 9278 Modoc 1371 Comment
  CDA19673  Erigeron divergens G. D. Barbe 1991-8-28 4446 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
  UC31460  Erigeron divergens M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  RSA607255  Erigeron eatonii L. C. Wheeler 1935-8-4 3783 Modoc Dry Lake, Pine Creek. Warner Mts. 2104 Comment
  CAS-BOT-BC42755  Erigeron eatonii var. plantagineus Alice Eastwood; John Thomas Howell 1940-6-15 8286 Modoc About 15 mi. N of Lookout. Comment
  CAS-BOT-BC42783  Erigeron eatonii var. plantagineus Annie M. Alexander; Louise Kellogg 1946-6-26 4833 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  CAS-BOT-BC42796  Erigeron eatonii var. plantagineus Bruce Bartholomew; Barrett Anderson 1989-6-3 4904 Modoc ca. 5 km NW of Egg Lake and ca. 0.8 km W of Service Flat Gulch. 1370 Comment
  POM357577  Erigeron eatonii var. plantagineus Christopher Davidson 1973-5-26 2139 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  SD131996  Erigeron eatonii var. plantagineus Barbara Ertter 1988-6-18 7628 Modoc Highway 139, 14.5 miles eastnortheast of junction of Highway 299 at Canby; north of Bessler Reservoir. 1465 Comment
  UC87676  Erigeron eatonii var. plantagineus Mrs. R. M. Austin June 1894 Modoc Lava Beds Comment
  CAS-BOT-BC42782  Erigeron eatonii var. plantagineus Leland S. Smith 1924-6-3 1361 Modoc South of Egg Lake in timber. Comment
  RSA339142  Erigeron eatonii var. plantagineus Margaret J. Williams 1984-6-28 84- 67 -2 Modoc 2 miles N of intersection between Soldier Creek and Old Cannon Mill Roads. Warner Mts., N of Cedar Pass 2058 Comment
  HSC28859  Erigeron eatonii var. sonnei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19490 Modoc At Big Valley summit about 6 mi. W of Adin on Hwy. 299 Comment
  JEPS41609  Erigeron filifolius Mrs. M. H. Manning 1903-8-27 335 Modoc Tamarack Flat Comment
  CAS-BOT-BC49614  Erigeron glacialis var. glacialis Elmer Ivan Applegate 1932-8-7 8238 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  CAS-BOT-BC49617  Erigeron glacialis var. glacialis Elmer Ivan Applegate 1932-7-9 7593 Modoc N slope of Bidwell Mountain, Warner Mountains Comment
  UC748368  Erigeron glacialis var. glacialis Annie M. Alexander and Louise Kellogg 1946-7-19 5029 Modoc Brenton Meadow Warner Mountains, Brenton Meadow 2072 Comment
  CAS-BOT-BC49632  Erigeron inornatus var. inornatus Francis Dorris Payne 1931-6-11 148 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC49633  Erigeron inornatus var. inornatus Bruce Bartholomew; Barrett Anderson 1988-7-21 4405 Modoc 2.1 km SSE of Day on the road to state Highway 299. 1020 Comment
  CAS-BOT-BC49646  Erigeron linearis M. Vasey 1990-6-28 9007 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  JEPS41569  Erigeron linearis L. S. Smith 1166 Modoc Timber Mt. Comment
  JEPS41572  Erigeron linearis N. T. Mirov 1929-7-4 Modoc Lily Lake Warner Mountains, Lily Lake (about 1 mi s of Oregon-California boundary) 2438 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
  UC71827  Erigeron linearis Mrs. M. H. Manning Jun 1 1904-Jul 1 1904 469 Modoc slopes above Alkali Lake (ne Modoc County) Comment
  CAS-BOT-BC49625  Erigeron philadelphicus Bruce Bartholomew 1990-6-17 5327 Modoc W side of Surprise Valley, 16 km S of Cedarville. 1420 Comment
  UC1735880  Eriogonum caespitosum Dean W. Taylor 1987-6-27 9111 b Modoc Warner Mountains, head upper South Deep Creek, 2194 Comment
  UC71881  Eriogonum elatum Mrs. M. H. Manning Aug. 1903 352 Modoc Mt. Bidwell 2438 Comment
  RSA65181  Eriogonum elatum var. elatum F. W. Peirson 1926-6-25 6860 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  UCR40300  Eriogonum heracleoides var. angustifolium G. R. Ballmer, G. F. Pratt 1985-7-15 s.n. Modoc Warner Mtns., near the summit of Mount Bidwell 2500 Comment
  HSC75597  Eriogonum microthecum var. ambiguum G. M. Riegel 1980-7-14 868 Modoc S Warner Mtns. 1829 Comment
  UC217575  Eriogonum microthecum var. laxiflorum H. M. Hall 1921-9-9 11665 Modoc 6 mi from Malin Comment
  CDA35640  Eriogonum nudum J. R. Keck Jr. 1985-7-1 PDR# 237693 & PDR# 237694 Modoc U. S. Forest Service land, Modoc National Forest. 0 Comment
  CAS-BOT-BC211440  Eriogonum nudum var. pubiflorum Margaret J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd. N of Cedar Pass, Warner Mts. 2072 Comment
  CAS-BOT-BC211445  Eriogonum nudum var. pubiflorum Louis Cutter Wheeler 1935-8-14 3840 Modoc Pine Creek, Warner Mts. 2011 Comment
  CHSC109206  Eriogonum nudum var. pubiflorum L. P. Janeway; B. Castro 2012-7-24 10969 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  NY762343  Eriogonum nudum var. pubiflorum R. R. Halse 1991-7-28 4244 Modoc Along State Highway 139, 13 miles northwest of its junction with State Highway 299 1469 Comment
  SEINET11261578  Eriogonum nudum var. pubiflorum Richard R. Halse 2004-7-22 6671 Modoc Along U.S. Hwy 395, ca 6 miles north of Alturus.; 0 1341 Comment
  UC1035868  Eriogonum nudum var. pubiflorum Annie M. Alexander and Louise Kellogg 1946-7-7 4937 Modoc slope above meadow, Eight Mile Creek Eight Mile Creek 1752 Comment
  NY762342  Eriogonum nudum var. pubiflorum J. L. Reveal 1975-8-14 3947 Modoc Along California Highway 139-299, 1.2 miles southeast of Adin Summit, about 10.5 miles north of Adin Comment
  RSA601674  Eriogonum nudum var. pubiflorum Louis C. Wheeler 1935-8-14 3840 Modoc Pine Creek. Warner Mtns. 2012 Comment
  RSA66352  Eriogonum nudum var. pubiflorum F. W. Peirson 1926-6-25 6861 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  SEINET5330949  Eriogonum nudum var. pubiflorum M. S. Baker Unknown s.n. Modoc No data. Comment
  UCD100705  Eriogonum nudum var. pubiflorum Richard R. Halse 1991-7-28 4244 Modoc along State Hwy. 139, 13 miles NW of its junction with State Hwy 299. 1469 Comment
  JEPS56563  Eriogonum prociduum Frances D. Payne 1931-6-29 280 Modoc Trail from Granger Pass to Mt. Warren; Warner Mountains 2438 Comment
  UC1395201  Eriogonum prociduum James L. Reveal 1971-6-22 2462 Modoc along US 395 3.5 mi n junction with California Highway 299 (1.2 mi n of Chimney Rock Turnoff) 1402 Comment
  RSA27987  Eriogonum sphaerocephalum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas. 1402 Comment
  CAS-BOT-BC211376  Eriogonum sphaerocephalum var. halimioides K. Paulson; Robert Paulson 1989-7-18 195 Modoc Vicinity of crest of Warner Mts. near Granger Summit. 2072 Comment
  CAS-BOT-BC211381  Eriogonum sphaerocephalum var. halimioides Bruce Bartholomew; Barrett Anderson 1990-7-19 5393 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC211392  Eriogonum sphaerocephalum var. halimioides Barrett Anderson 1986-7-9 3159 Modoc Warner Mts, Hwy 299 just W of Cedar Pass. 1920 Comment
  CAS-BOT-BC211393  Eriogonum sphaerocephalum var. halimioides Francis Dorris Payne 1931-6-21 209 Modoc Ridge SW of Dry Creek. 1981 Comment
  UC6458  Eriogonum sphaerocephalum var. halimioides Mrs. R. M. Austin June 1894 Modoc Willow Creek Valley Comment
  CHSC67377  Eriogonum strictum var. anserinum James D. Jokerst 1986-8-10 2750 Modoc Radar Survey Site S of Doublehead Mtn., ca. 400 m NE of a NW-SE-oriented fence and road. 1341 Comment
  HSC75595  Eriogonum umbellatum G. M. Riegel 1980-9-3 1134 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC211328  Eriogonum umbellatum var. dichrocephalum J. L. Reveal; Darin Scott Reveal 1978-8-11 4821 Modoc Warner Mts., along Modoc Co. Rd. 2 from near New Pine Creek to Fort Bidwell, just E of Poison Lake turnoff about 5.4 miles E of US Hwy 395 1935 Comment
  JEPS56197  Eriogonum umbellatum var. modocense Frances D. Payne 1929-7-20 105 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC190600  Eriogonum umbellatum var. modocense M. F. Gilman 573 Modoc 1676 Comment
  CAS-BOT-BC197792  Eriogonum umbellatum var. nevadense John Thomas Howell 1934-6-11 11940 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC197793  Eriogonum umbellatum var. nevadense John Thomas Howell 1934-6-13 12106 Modoc North Fork of Barber Creek, Warner Mts. 1828 Comment
  NY399274  Eriogonum umbellatum var. nevadense B. Anderson 1986-7-9 3158 Modoc Warner Mountains. Highway 299 just west of Cedar Pass. 1920 Comment
  RSA339147  Eriogonum umbellatum var. nevadense Margaret J. Williams 1984-7-1 s.n. Modoc NW of Alturas, Crowder Flat Rd., near Big Sage Rservoir. 1372 Comment
  UCD101364  Eriogonum umbellatum var. nevadense Johnnie L. Gentry Jr.; Earl Jensen Jr. 1968-7-4 2111 Modoc 15.2 miles northwest of Hwy. jct. Calif. 139 and Calif. 299, on Calif. 139. 1447 Comment
  SEINET5331846  Eriogonum umbellatum var. nevadense J. Gentry Jr. 1968-7-4 2111 Modoc 15.2 miles northwest of Hwy. jct. Calif.139 and Calif.299, on Calif. 139. 1448 Comment
  CAS-BOT-BC197616  Eriogonum umbellatum var. polyanthum Bruce Bartholomew 1990-6-18 5380 Modoc Crowder Flat Rd, 0.3 km N of turn off to Big Sage Reservoir. 1480 Comment
  CAS-BOT-BC197617  Eriogonum umbellatum var. polyanthum John Thomas Howell 1934-7-1 12327 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC197624  Eriogonum umbellatum var. polyanthum Bruce Bartholomew 1990-6-17 5358 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  CAS-BOT-BC197776  Eriogonum umbellatum var. polyanthum Alice Eastwood; John Thomas Howell 1940-6-13 8115 Modoc Surprise. 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
  CAS-BOT-BC197781  Eriogonum umbellatum var. polyanthum Margaret J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat road. 1341 Comment
  CAS-BOT-BC197592  Eriogonum vimineum Bruce Bartholomew; Barrett Anderson 1988-6-23 4230 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC197606  Eriogonum vimineum J. L. Gentry; E. Jensen 1968-7-4 2112 Modoc 15.2 mi. NW of Hwy. jct. Calif. 139 and Calif. 299, on Calif. 139. 1447 Comment
  HSC41120  Eriogonum vimineum Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3254 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  SEINET10299470  Eriogonum vimineum W. L. Jepson 1918-8-16 7851 Modoc Surprise Valley 1372 Comment
  SEINET5512262  Eriogonum vimineum J. C. Beatley 1964-1 Modoc Common in Tule Lake Area. Drainage area: Tule Lake 1829 Comment
  JEPS127711  Eriophyllum lanatum Alejandro Brambila, Michael Dolan 2016-7-20 CA 320 -166 Modoc Old railroad trail from Jess Valley Road. Head south Comment
  UC201712  Eriophyllum lanatum var. achilleoides W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Cr. Warner Mountains, Parker Cr. 1676 Comment
  HSC5602  Eriophyllum lanatum var. achilleoides M. T. Milligan 1965-6-27 353 Modoc E slope of eroded volcanic plateau. 1677 Comment
  UC1484458  Eriophyllum lanatum var. achilleoides Dale E. Johnson with J. E. Eckenwalder 1974-6-16 131 Modoc just w of summit Cedar Pass (on Hwy 299 (Alturas-Cedarville road)); Warner Mts. 585 Comment
  UC896365  Eriophyllum lanatum var. achilleoides A. A. Heller 1938-7-12 15257 a Modoc near w base Deer Mountain (on U.S. Highway 97) Comment
  UC68059  Erodium cicutarium Mrs. M. H. Manning 1903-3-29 61 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  HSC8487  Erodium cicutarium M. T. Milligan 1964-6-4 21 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  HSC94015  Eryngium alismifolium L. C. Wheeler 1935-8-21 3900 Modoc Devil's Garden: Pine Spring 1524 Comment
  JEPS25824  Eryngium alismifolium Leland S. Smith June, 1924 1384 Modoc Egg Lake Ranch Comment
  JEPS94079  Eryngium alismifolium Vernon H. Oswald and Lowell Ahart 1998-9-8 9599 Modoc ca. 20 air mi. n. McArthur (Mosquito Lake on the n. side of Whitehorse Flat Reservoir); Whitehorse Flat Reservoir, Mosquito Lake 1341 Comment
  UC1191957  Eryngium alismifolium Herbert L. Mason 1947-8-12 13511 Modoc Alturas, junction of N. and S. Forks of Pit River Comment
  SEINET516150  Eryngium articulatum Vernon H. Oswald 1998-9-8 9590 Modoc County Rd. 93 adjacent to the RR at Lookout Junction northwest of Lookout. 1280 Comment
  UC1487324  Eryngium articulatum Lisa Ganio 1981-9-1 18 Modoc at mouth of s.w. drainage of Bayley Reservoir 1584 Comment
  CHSC66978  Eryngium mathiasiae James D. Jokerst 1987-6-23 2933 Modoc Radar Survey Site s of Doublehead Mtn., off-site survey at a large dry lake ca. 0.66 mi E of Lone Pine Lake and ca. 1.3 mi S of Doublehead Lake. Comment
  RSA125350  Eryngium mathiasiae P. H. Raven 1958-6-18 13322 Modoc Small lake at eastern outskirts of lookout Post Office Comment
  CDA38313  Eryngium mathiasiae J. Kelley 1981-7-27 s.n. Modoc Highway 139, Alturas. 0 Comment
  CAS-BOT-BC58571  Erysimum capitatum var. capitatum K. Paulson; Robert Paulson 1990-7-2 211 Modoc Dismal Swamp, Warner Mts. Comment
  CAS-BOT-BC58336  Erysimum repandum Francis Dorris Payne 1932-5-27 410 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC58342  Erysimum repandum Bruce Bartholomew; Barrett Anderson 1988-5-12 4135 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  RSA59516  Erysimum repandum E. K. Balls 1950-5-13 14664 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  CAS-BOT-BC234511  Erythranthe arvensis Bruce Bartholomew; Barrett Anderson 1989-6-2 4790 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  CAS-BOT-BC229903  Erythranthe breweri Annie Montague Alexander; L. Kellogg 1946-7-1 4888 Modoc 0.5 mi. E of Bidwell Creek road summit. Comment
  CAS-BOT-BC234504  Erythranthe guttata Francis Whittier Pennell 1940-6-8 25749 Modoc W of Cedar Pass. 1828 Comment
  CHSC117239  Erythranthe inflatula Lowell Ahart; John Dittes 2016-7-16 21249 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  SEINET14294046  Erythranthe lewisii A. Sanger 1996-7-12 2414 Modoc [Warner Mountains,] Joseph Creek, 1 mile SW of Bald Mountain, stream at end of road. 1987 Comment
  CAS-BOT-BC234501  Erythranthe microphylla K. Paulson; Robert Paulson 1988-6-19 44 Modoc Near Cottonwood Flat. 1539 Comment
  CAS-BOT-BC234514  Erythranthe microphylla Bruce Bartholomew 1991-7-6 5985 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  CHSC14174  Erythranthe microphylla K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5828 Modoc W side of Egg Lake. 1295 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-BC234434  Erythranthe suksdorfii Mrs. H. C. Cantelow 1935-6-8 94 Modoc S of Malin. Comment
  CAS-BOT-BC190757  Eschscholzia californica Alice Eastwood; John Thomas Howell 1940-6-15 8303 Modoc Lookout. Comment
  CAS-BOT-BC95710  Euphorbia serpillifolia John Thomas Howell 1934-7-2 12352 Modoc Morvitz Creek, 1 mi. S of Clear Lake. Comment
  CAS-BOT-BC218207  Euphorbia spathulata Alice Eastwood; John Thomas Howell 1940-6-14 8196 Modoc 6 mi. W of Alturas. Comment
  HSC81017  Eurybia integrifolia G. M. Riegel 1978-8-16 92 Modoc South Warner Mtns. 1670 Comment
  CAS-BOT-BC247712  Festuca idahoensis Bruce Bartholomew; Barrett Anderson 1990-7-21 5579 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  CAS-BOT-BC247713  Festuca idahoensis Leland S. Smith 1920-6-11 1168 Modoc Timber Mt. 1432 Comment
  HSC9860  Festuca idahoensis R. C. Wunner 1965-7-1 319 Modoc Lava Beds N.M. Near Indian Well campground. 1433 Comment
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Aug 20 2013
  SEINET229939 Image available Festuca idahoensis Leila M. Shultz, John S Shultz 1985-6-23 8593 Modoc Modoc Plateau at the western extension of the Great Basin between Beeler and Duncan reservoirs N of Canby near Hwy 139 1311 Comment
  UCR133555  Festuca idahoensis A. A. Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin 1829 Comment
  CHSC97170  Festuca occidentalis Lowell Ahart 2007-5-29 13942 Modoc On the south side of Dome Trail, trail leads to the Middle Fork of the Feather River, about 200 yards northeast of trail head which is 3/10 mile east of Bean Creek Road, about 2 miles (air) northeast of Big Bald Rock, about 16 miles (air) northeast of Oroville. 844 Comment
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Oct 5 2019
  CDA2095  Festuca pratensis T. C. Fuller 1958-7-8 2017 Modoc Davis Creek. 0 Comment
  JEPS69256  Festuca pratensis Leland S. Smith 1918-1 107 Modoc Comment
  CAS-BOT-BC179191  Floerkea proserpinacoides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16429 Modoc Near summit of Cedar Pass. 1958 Comment
  UC869454  Floerkea proserpinacoides C. L. Hitchcock 1940-5-27 6696 Modoc 15 mi ne of Alturas 1615 Comment
  RSA70435  Floerkea proserpinacoides F. W. Peirson 1926-6-25 6888 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  CAS-BOT-BC214651  Fragaria virginiana Bruce Bartholomew 1994-5-27 6701 Modoc SW side of White Horse Reservoir. 1330 Comment
  RSA367712  Fritillaria atropurpurea Christopher Davidson 1975-6-4 2615 Modoc 2.5 mi W of Cedarville on Hwy 299. South sloping hillside of rocky basalt and red clay. 1677 Comment
  UC429286  Fritillaria atropurpurea M. F. Gilman 554 Modoc Modoc Mountains 1981 Comment
  CAS-BOT-BC242099  Fritillaria pudica Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6432 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  CAS-BOT-BC242098  Fritillaria pudica Fred D. Douthitt 1916-4-20 1 Modoc Upper end of Flournoy Swale. 1371 Comment
  RSA486788  Fritillaria pudica Bruce Bartholomew, B. Anderson 1988-5-13 4162 Modoc 4 km northwest of Pepperdine, gentle west-facing slope near top of the Warner Mountains 1760 Comment
  UC119837  Fritillaria pudica Mrs. R. M. Austin Apr. 1894 5 Modoc Lassen Creek Comment
  CAS-BOT-BC242087  Fritillaria recurva Bruce Bartholomew; Mona Bourell 1990-4-26 5152 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC179876  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
  SD46729  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 miles north of Ft. Bidwell, northern Warner Mts., canyon side 1737 Comment
  CAS-BOT-BC225058  Galium bifolium Bruce Bartholomew; Barrett Anderson 1989-6-2 4843 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC248326  Galium bifolium B. Bartholomew; H. Sun 2002-6-24 8821 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  CAS-BOT-BC225063  Galium bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4231 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC248365  Galium glabrescens subsp. modocense B. Bartholomew; H. Sun 2002-6-24 8848 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 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-BC225080  Galium serpenticum subsp. warnerense Louis Cutter Wheeler 1935-8-6 3794 Modoc edge of Warner Mts., 0.25 mi. E Pine Creek (town). 1554 Comment
  RSA0005775  Galium serpenticum subsp. warnerense Lauramay T. Dempster, C. Hardham 1961-6-19 1710 Modoc Mouth of canyon just SE of New Pine Creek. 1585 Comment
  RSA612595  Galium trifidum Louis C. Wheeler 1935-8-1 3740 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  CAS-BOT-BC180119  Garrya fremontii Leland S. Smith 1917-9-12 157 Modoc Buck Creek. 1828 Comment
  POM319052  Gayophytum Patricia Wilder 1971-6-20 5060 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  RSA31282  Gayophytum decipiens H. C. Cantelow 1940-6-2 s.n. Modoc About 10 miles NW of Canby, on road to Lava Beds Monument Comment
  CAS-BOT-BC190836  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1988-6-23 4280 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC190837  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1991-7-6 5966 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  CAS-BOT-BC190848  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-8-11 5070 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  SBBG103626  Gayophytum diffusum subsp. parviflorum H. Bartholomew 1989-7-14 4948 Modoc ca. 8 km NE of Egg lake and 2.5 km E of Service Gulch 1340 Comment
  CAS-BOT-BC190827  Gayophytum racemosum Bruce Bartholomew 1989-7-14 4963 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CAS-BOT-BC190826  Gayophytum racemosum Mrs. H. C. Cantelow 1935-6-8 920 Modoc Lava beds. Comment
  NY999564  Gayophytum racemosum M. S. Baker 06 1893 s.n. Modoc Comment
  UC571132 Image available Geranium attenuilobum F. H. Frost 1925-7-26 113 Modoc Jess Valley Warner Mts.; Jess Valley, Warner Mts., Modoc Co. Comment
  SEINET8569986  Geranium richardsonii A. Sanger 1996-5-26 3590 Modoc Granger Canyon 1768 Comment
  CAS-BOT-BC180066  Geranium viscosissimum Alice Eastwood; John Thomas Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  CAS-BOT-BC180067  Geranium viscosissimum Robert J. Weatherby 1955-7-8 1620 Modoc 6 mi. N of Ft. Bidwell. 1783 Comment
  UC1191509  Geum aleppicum Verne Grant, Irving Schneider 1947-7-22 8155 Modoc 1 mi nw of Highway 395 (on dirt road leading to s end of Goose Lake, at headwaters of North Fork Pit River); North Fork Pit River Comment
  CAS-BOT-BC214654  Geum macrophyllum Elmer Ivan Applegate 1932-8-2 8094 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  HSC18193  Geum macrophyllum M. T. Milligan 1966-7-27 595 Modoc E of Jess Valley 1646 Comment
  HSC80698  Geum macrophyllum G. M. Riegel 1980-8-5 984 Modoc S Warner Mtns. 1829 Comment
  CHSC67129  Geum triflorum James D. Jokerst 1987-5-12 2844 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Vernal pools and margins of woods surrounding pools. Comment
  HSC18642  Geum triflorum M. T. Milligan 1967-7-8 665 Modoc W slope of Eagle Peak 2439 Comment
  UC114197  Geum triflorum Mrs. R. M. Austin June 1894 177 Modoc Willow Creek Comment
  CAS-BOT-BC214667  Geum triflorum Fred. P. Cronemiller 1920-7-1 19 Modoc Lost Canyon, Bieber Range. 1463 Comment
  HSC80689  Geum triflorum G. M. Riegel 1980-8-13 1064 Modoc S Warner Mtns. 1829 Comment
  UC466705  Geum triflorum Mrs. M. H. Manning 1907-1 Modoc e side of Mount Bidwell, Twelve Mile Creek, ne Modoc County Mount Bidwell; , Twelve Mile Creek Comment
  POM140053  Geum triflorum var. ciliatum Milo S. Baker 1893-1 s.n. Modoc Forestdale Comment
  RSA504665  Geum triflorum var. ciliatum K. Paulson, R. Paulson 1988-5-22 s.n. Modoc Boles Creek, Devil's Garden. 1402 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
  CAS-BOT-BC190700  Gilia capillaris Bruce Bartholomew; Barrett Anderson 1990-7-20 5519 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  NY964544  Gilia leptomeria B. M. Bartholomew 1991-6-22 5849 Modoc East side of Surprise Valley, 9.6 km east of Eagleville at the Nevada Border 1520 Comment
  CAS-BOT-BC190668  Gilia sinistra subsp. sinistra Bruce Bartholomew 1991-7-4 5915 Modoc Road between Roney Flat and Miller Flat. 1630 Comment
  CAS-BOT-BC190669  Gilia sinistra subsp. sinistra Roxana Stinchfield Ferris; R. Duthie 1919-6-14 106 Modoc Near spring above Parker Creek, Warner Mts. Comment
  CAS-BOT-BC190670  Gilia sinistra subsp. sinistra Bruce Bartholomew 1991-7-6 5970 Modoc Service Gulch, 4.3 km W of County Road 91 on Forest Service road 42N03. 1330 Comment
  CAS-BOT-BC190675  Gilia sinistra subsp. sinistra Clare Butterworth Hardham 1961-6-18 7815 Modoc Cedar Pass. Comment
  UC65064  Glyceria borealis David Griffiths, Byron Hunter 1902-1 452 Modoc Warner Mts. Comment
  CAS-BOT-BC247696  Glyceria elata Bruce Bartholomew; Barrett Anderson 1990-7-20 5534 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-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
  UCD32732  Glyceria elata Beecher Crampton 1954-7-8 2176 Modoc Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  UC60735  Glyceria striata M. S. Baker and Frank Nutting 1894-8-25 Modoc Forestdale 1371 Comment
  CAS-BOT-BC49575  Gnaphalium palustre Bruce Bartholomew; Barrett Anderson 1990-7-19 5402 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  RSA424793  Gratiola ebracteata Louis C. Wheeler 1935-8-22 3909 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  RSA210886  Gratiola neglecta Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39100 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  UC1191878  Gratiola neglecta Verne Grant and Irving Schneider 1947-7-18 8038 Modoc Eastside Canal s Alturas (5 mi n of Bayley's bridge) Comment
  SD46112  Gratiola neglecta Verne E. Grant, Irving Schneider 1947-7-20 8094 Modoc margin of irrigation ditch, south loop of Westside Road, Pitt Valley, north of Likely Comment
  CAS-BOT-BC95536  Grayia spinosa Bruce Bartholomew 1990-6-17 5292 Modoc Surprise Valley, W side of Lower Alkali Lake, 5.6 km N of Lassen County border. 1370 Comment
  NY31109  Grindelia fraxinipratensis D. Demarée 1959-8-15 41489 Modoc Davis Creek bottoms 1432.6 Comment
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Dec 28 2013
  CAS-BOT-BC49546  Grindelia hirsutula John Thomas Howell 1934-6-30 12271 Modoc Duncan Horse Camp. Comment
  UC87884  Grindelia hirsutula Mrs. R. M. Austin 1886-8-1 Modoc Goose Lake Valley Comment
  CHSC112840  Grindelia nana Lowell Ahart; John Dittes 2013-7-25 18963 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  RSA293416  Hackelia californica Reino Alava 1957-7-6 1185 Modoc 2 miles west of Benton Meadows, Davis Creek Pass Road, Modoc Nat l Forest Comment
  RSA496336  Hackelia californica Elaine Joyal, D. Mehlman 1988-6-28 1290 Modoc N Warner Mts., ridge road. Comment
  CAS-BOT-BC54096  Hackelia cusickii Bruce Bartholomew; Mona Bourell 1990-4-28 5209 Modoc 4.3 km SE of Rush Creek on road to Hunters Ridge. 1550 Comment
  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-BC54055  Hackelia micrantha Elmer Ivan Applegate 1932-8-3 8135 Modoc W slope of Eagle Peak, Warner Mountains Comment
  HSC80932  Hackelia micrantha G. M. Riegel 1980-7-29 965 Modoc S Warner Mtns. 2100 Comment
  SEINET11841732  Helianthella californica var. nevadensis A. Seneres, Harold, N. 1983-1 109 Modoc southern section of Warner Mountains Comment
  CHSC117236  Helianthus annuus Lowell Ahart; John Dittes 2016-7-16 21244 Modoc Between the first pond and the second going west, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC49505  Helianthus cusickii Margaret J. Williams; et al 1988-6-2 88- 28 -5 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  JEPS19752  Helianthus cusickii Rimo Bacigalupi with S. Galen Smith 1957-6-28 5986 Modoc on road cut along U.S. Hwy 299 2 mi e (S.P) railroad crossing 1310 Comment
  UC1191655  Heliotropium curassavicum Herbert L. Mason and Verne Grant 1947-7-12 13411 Modoc s.w. of Alturas (w. side of S. Fork of Pit R. Valley); S. Fork of Pit R. Valley Comment
  POM72289  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin 1895-07 549 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC49382  Hemizonella minima John Thomas Howell 1934-7-1 12312 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  CAS-BOT-BC21464  Heracleum lanatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5542 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  CAS-BOT-BC21467  Heracleum lanatum Bruce Bartholomew 1989-8-11 5068 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC21471  Heracleum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-22 4539 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  UC71556  Heracleum lanatum Mrs. M. H. Manning 1903-1 195 Modoc creeks near Fort Bidwell; n.e. Modoc Co. Comment
  JEPS117302  Herniaria hirsuta subsp. hirsuta Lowell Ahart, John Dittes 2010-8-31 17110 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1295 Comment
  UC71862  Hesperochiron californicus Mrs. M. H. Manning May, 1903 127 Modoc meadows near Fort Bidwell; n.e. Modoc Co. Comment
  RSA59731  Hesperochiron pumilus E. K. Balls 1950-5-17 14739 Modoc Howard s Gulch Public Camp, off Highway 139. 1433 Comment
  UC24123  Hesperochiron pumilus Milo S. Baker Jun 8 1893-Jun 25 1893 Modoc Comment
  CAS-BOT-BC179182  Hesperolinon micranthum B. Bartholomew; Barrett Anderson 1988-6-23 4224 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC179183  Hesperolinon micranthum Helen K. Sharsmith 1955-6-25 4506 Modoc N slope of Jess Valley. 1584 Comment
  UC1212421  Hesperolinon micranthum Herbert L. Mason 1947-8-9 13486 Modoc 33.2 mi e of Alturus (Ridge n of Cedar Camp, near Cedar Pass, Warner Mountains); Warner Mountains Comment
  UC54112  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock 1903-6-21 4237 Modoc Lava Beds Sierra Nevada Mountains (sw Modoc County) 1219 Comment
  SEINET195696  Heuchera cylindrica Annie M. Alexander, L Kellogg 1946-7-3 4902 Modoc Bidwell Creek Canyon 3.5 mi W of Fort Bidwell Comment
  JEPS43514  Heuchera cylindrica var. ovalifolia B. M. Payne 1930-5-11 759 Modoc s and e Alturas (Parker Creek); Warner Mountains 1584 Comment
  POM35555  Hieracium albiflorum Mrs. R. M. Austin 1895-07 569 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC49478  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5474 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC49514  Hieracium scouleri John Thomas Howell 1934-6-11 11955 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49517  Hieracium scouleri John Thomas Howell 1934-6-11 11955 Modoc Parker Creek. 1584 Comment
  CHSC113985  Hieracium scouleri L. P. Janeway 2014-7-7 11452 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
  RSA540061  Hieracium scouleri Bruce Bartholomew, B. Anderson 1990-7-19 5418 Modoc Top of Hunters Ridge south of Rush Creek. 1960 Comment
  HSC10243  Holcus lanatus M. T. Milligan 1965-6-26 313 Modoc N end Jess Valley. 1616 Comment
  SEINET195679  Holodiscus dumosus var. glabrescens Annie M. Alexander, Louise Kellogg 1946-7-23 5061 Modoc Emerson Peak, Warner Mountains Comment
  SEINET8408787  Holodiscus microphyllus Unknown 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  RSA584728  Holosteum umbellatum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6519 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  CAS-BOT-BC247688  Hordeum brachyantherum subsp. brachyantherum Bruce Bartholomew 1991-6-23 5873 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  POM313215  Hordeum jubatum H. L. Mason 1947-8-9 13478 Modoc East side of Fairchild Swamp, north of Alturas Comment
  SBBG596  Hordeum marinum subsp. gussoneanum A. A. Beetle 1941-6-29 2839 Modoc near summit of Mt Adin 1828 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
  UC73032  Horkelia tridentata subsp. tridentata Milo S. Baker 1893-1 Modoc Lava Beds Comment
  CAS-BOT-BC58586  Hornungia procumbens Bruce Bartholomew 1991-5-24 5693 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  CAS-BOT-BC179328  Hydrophyllum capitatum var. alpinum Robert J. Weatherby 1955-7-7 1602 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC179329  Hydrophyllum capitatum var. alpinum M. M. Hanna 1956-6-5 963 Modoc Cedar Pass Camp ground. Comment
  HSC13547  Hydrophyllum capitatum var. alpinum M. T. Milligan 1964-5-17 30 Modoc 4 mi. N of Hwy. 299 on Big Sage Road 1524 Comment
  UC107175  Hydrophyllum capitatum var. alpinum Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC179892  Hypericum scouleri Leland S. Smith 1922-7-24 1314 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC179893  Hypericum scouleri R. M. Austin 1894-1-1 Modoc Davis Creek. Comment
  CAS-BOT-BC497343  Hypericum scouleri G. Schoolcraft 1999-7-13 2864 Modoc Lower slopes of Warner Mtns., 3 mi N of Eagleville 1463 Comment
  HSC26496  Idahoa scapigera J. P. Smith, J. O. Sawyer 1972-5-6 5268 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 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
  HSC80888  Ipomopsis aggregata subsp. attenuata G. M. Riegel 1980-7-30 978 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC190645  Ipomopsis congesta subsp. montana Elmer Ivan Applegate 1932-8-1 8033 Modoc Bald, arid summit of Warner Mts. just S of Warren Peak. 2133 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-BC190640  Ipomopsis congesta subsp. palmifrons Bruce Bartholomew 1991-8-5 6046 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 Comment
  JEPS792  Ipomopsis tenuituba L. S. Smith 1918-6-22 950 Modoc Lily Lake, Warner Mountains 2042 Comment
  POM75252  Ipomopsis tenuituba Mrs. R. M. Austin 1895-07 449 Modoc Sugar Hill Comment
  CAS-BOT-BC245103  Iris missouriensis Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Fandango Pass. Comment
  RSA59532  Iris missouriensis E. K. Balls 1950-5-20 14806 Modoc 2.1 miles above S Fork Public Camp, aldong S Fork Pit River to Jess Valley 1463 Comment
  CHSC115834  Isatis tinctoria Lowell Ahart; John Dittes 2015-7-17 20402 Modoc About 100 yards north of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 (air) northeast of Bieber. 1279 Comment
  SEINET13762148 Image available Isatis tinctoria J. A. Young 1969-8-15 s.n. Modoc Round Valley, Adin Comment
  UC922441  Isoetes bolanderi Annie M. Alexander and Louise Kellogg 1948-9-21 5624 Modoc flat above Mineral Spr.; 1 mi SW top of grade bet. New Pine Creek and Fort Bidwell 2286 Comment
  UC89107  Iva axillaris subsp. robustior Mrs. R. M. Austin 1894-8-1 234 Modoc Goose Lake Valley Comment
  NY833802  Ivesia gordonii B. M. Bartholomew 1990-8-4 5643 Modoc Top of pass on Summit Trail, ca. 0.5 km southeast of Patterson Lake, east side of Warner Mountains 2800 Comment
  UC1567372  Ivesia gordonii G. Schoolcraft 1989-7-16 1965 Modoc e of Patterson Lake; Warner Mountains 2804 Comment
  UC1573169  Ivesia gordonii Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10464 Modoc summit ridge Eagle Peak; Warner Mountains 3002 Comment
  CDA13453  Juncus brachyphyllus G. F. Hrusa, T. D. Wilfred 1996-7-21 13300 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  JEPS66932  Juncus bufonius var. occidentalis W. L. Jepson 1918-8-12 7953 Modoc Jess Valley 1584 Comment
  CAS-BOT-BC245064  Juncus confusus John H. Hatton 1911-6-12 55 Modoc unspecified 1463 Comment
  UCR34738  Juncus drummondii J. A. Harpel 1981-8-6 V 23 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CHSC109640  Juncus ensifolius Lowell Ahart; John Dittes 2012-7-12 18369 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS66985  Juncus ensifolius W. L. Jepson 1918-8-14 7985 Modoc Jess Valley 1584 Comment
  UC1536801  Juncus ensifolius Gordon H. True Jr. 1939-6-30 1018 Modoc e of Alturas; Parker 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
  CAS-BOT-BC245057  Juncus hemiendytus var. abjectus Bruce Bartholomew 1995-6-3 6958 Modoc Island Meadow N of road between Goose Lake and Crowder Flat Road. 1570 Comment
  RSA325012  Juncus hemiendytus var. abjectus A. Tiehm 1984-6-30 8834 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  RSA577912  Juncus hemiendytus var. hemiendytus L. C. Wheeler 1935-8-1 3739 Modoc Dismal Swamp. Twenty Mile Creek, Warner Mountains. 2226 Comment
  HSC14031  Juncus mertensianus M. T. Milligan 1964-7-25 169 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC14034  Juncus mertensianus M. T. Milligan 1965-7-10 429 Modoc W slope of Eagle Peak. 2439 Comment
  UC2483  Juncus mexicanus Baker and Nutting Modoc Dixie Valley Comment
  JEPS74118  Juncus nevadensis L. S. Smith 1917-7-24 110 Modoc Joseph Creek Warner Mts. 1981 Comment
  LA91908  Juncus nevadensis var. nevadensis C. L. Hitchcock; 1940-5-27 6715 Modoc 15 mi. NE of Alturas Comment
  CAS-BOT-BC81206  Juniperus occidentalis Roxana S. Ferris; Rena Duthie 1919-6-13 104 Modoc Parker Creek, Warner Mts. 1981 Comment
  JEPS48240  Juniperus occidentalis F. H. Frost 1925-7-11 26 Modoc Cedar Canyon campsite 2 mi above Cedarville Comment
  NY20182  Juniperus occidentalis B. M. Bartholomew 1988-5-13 4142 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
  SFV18017  Juniperus occidentalis J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc Pothole Creek near Pothole Spring. Near crossing of Clear Lake Road. 1470 Comment
  UC55204  Juniperus occidentalis Milo S. Baker Modoc Forestdale Comment
  POM337227  Juniperus occidentalis var. occidentalis F. R. Fosberg 1957-8-18 38855 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  CAS-BOT-BC95671  Kalmia polifolia Annie Montague Alexander; L. Kellogg 1946-6-27 4852 Modoc Highgrade, 2 mi from Dismal Swamp. 2377 Comment
  CAS-BOT-BC225085  Kelloggia galioides Bruce Bartholomew; Barrett Anderson 1990-7-20 5528 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  HSC80759  Kelloggia galioides G. M. Riegel 1979-7-27 603 Modoc S Warner Mtns. 1670 Comment
  RSA520490  Kelloggia galioides Bruce Bartholomew 1989-7-15 5013 Modoc Manzanita Lookout, top of Manzanita Moutain. 2130 Comment
  CAS-BOT-BC95542  Kochia americana Elmer Ivan Applegate 1932-7-6 8193 Modoc Eagleville, Surprise Valley. Comment
  CAS-BOT-BC247650  Koeleria macrantha John Thomas Howell 1934-6-30 12274 Modoc Duncan Horse Camp. 1355 Comment
  HSC10242  Koeleria macrantha R. C. Wunner 1965-6-26 280 Modoc Lava Beds National Monument, Blue Eyes Point. 1341 Comment
  JEPS114835  Koeleria macrantha Lowell Ahart, John Dittes 2008-6-21 15015 Modoc On the north side of the dirt road, in Big Valley, about 3.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 Comment
  JEPS74026  Koeleria macrantha Frances D. Payne 1932-6-24 587 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UCD85811  Koeleria macrantha J. C. Hays 1940-7-2 s.n. Modoc Modoc County. No location given. Comment
  UCD86089  Koeleria macrantha L. D. Whitney 1935-7-2 s.n. Modoc Badger Wells. Comment
  UC1964693  Lactuca tatarica subsp. pulchella Mrs. R. M. Austin 1894-1 236 Modoc Goose Lake Valley. Sequoia Mills Comment
  CDA36735  Lagophylla ramosissima Richard R. Halse 2010-8-25 8085 Modoc Along State Highway 139 ca. 25.5 miles northwest of its junction with State Hwy 299; Modoc National Forest. Comment
  JEPS114498  Lagophylla ramosissima Lowell Ahart, John Dittes 2008-8-25 15327 Modoc On the west side County Road 91, 3.9 miles (air) north-northeast of Lookout 1275 Comment
  JEPS117165  Lagophylla ramosissima Lowell Ahart, John Dittes 2010-8-30 17065 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC49494  Lagophylla ramosissima subsp. ramosissima Alice Eastwood; John Thomas Howell 1940-6-14 8202 Modoc Near Kelly Hot Spring. Comment
  CAS-BOT-BC49497  Lagophylla ramosissima subsp. ramosissima John Thomas Howell 1934-6-11 11939 Modoc Parker Creek, Warner Mtns. 1584 Comment
  CAS-BOT-BC181971  Lathyrus rigidus Annie Montague Alexander; L. Kellogg 1946-6-14 4768 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC181974  Lathyrus rigidus R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  JEPS55326  Lathyrus rigidus Mrs. R. M. Austin and Bruce Jul 1898 2220 Modoc Goose Lake Comment
  CAS-BOT-BC49458  Layia glandulosa Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-13 6545 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  POM361659  Layia glandulosa subsp. glandulosa Christopher Davidson 1973-5-24 2109 -a Modoc S of Alturas on Hwy 395 near Likely. 1341 Comment
  RSA604325  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  RSA0011491  Lemna Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46965 Modoc Ca. 3.4 miles north of Alturas at bridge over North Fork of Pit River 1341 Comment
  CAS-BOT-BC58667  Lepidium appelianum Bruce Bartholomew 1991-6-22 5851 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CAS-BOT-BC58664  Lepidium chalepense Bruce Bartholomew 1994-5-27 6700 Modoc SW side of White Horse Reservoir. 1330 Comment
  CAS-BOT-BC58343  Lepidium dictyotum var. dictyotum Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6004 Modoc Valley E of Cedarville. 1219 Comment
  NY23161  Lepidium dictyotum var. dictyotum B. M. Bartholomew 1995-5-13 6904 Modoc East of Eagleville near Eagleville Airport, south end of Surprize Valley 1390 Comment
  CAS-BOT-BC58643  Lepidium pubecarpum Bruce Bartholomew 1989-7-14 4956 A Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  UC881528  Leptodactylon pungens Lewis S. Rose 1940-6-12 40519 Modoc 5 mi e Likely 1524 Comment
  RSA164295  Leptosiphon harknessii Clare B. Hardham 1961-6-18 s.n. Modoc Warner Mountains: Cedar Pass. Comment
  RSA504674  Leptosiphon nuttallii Bruce Bartholomew, B. Anderson 1988-6-24 4295 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC49462  Leucanthemum vulgare Bruce Bartholomew; Barrett Anderson 1988-7-23 4589 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UC748352  Lewisia nevadensis Annie M. Alexander and Louise Kellogg 1946-6-15 4780 a Modoc Deep Creek 2194 Comment
  CAS-BOT-BC197498  Lewisia pygmaea Annie Montague Alexander; L. Kellogg 1946-7-29 5086 Modoc Head of Eagle Creek, Warner Mts. Comment
  NY497448  Lewisia pygmaea K. Paulson 1988-6-11 35 Modoc North of Stough Reservoir, Warner Mountains 1676.4 Comment
  SEINET195689  Lewisia pygmaea Annie M. Alexander, Louise Kellogg 1946-6-8 4698 Modoc Road from Eagleville to Patterson Mill 2290 Comment
  UC748125  Lewisia pygmaea Annie M. Alexander and Louise Kellogg 1946-6-8 4698 Modoc road from Eagleville to Patterson Mill 2286 Comment
  CAS-BOT-BC197487  Lewisia rediviva Elmer Ivan Applegate 1932-8-1 8036 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  UC1031362  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc sagebrush knoll 15 mi ne Alturas 1615 Comment
  SJSU9824  Lewisia rediviva H. L. Buckalew 1961-6-26 Modoc Deep Cr Canyon, Warner Mts 1752 Comment
  UC1586893  Lewisia triphylla Juha Pykala and D. H. Norris 1987-5-28 1277 Modoc ca 3-4 mi w Lake City (Lake City Canyon); Warner Mountains, Modoc National Forest, Lake City Canyon 1828 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  CAS-BOT-BC247631  Leymus triticoides Leland S. Smith 1922-7-17 1304 Modoc Alturas and valley. 1310 Comment
  UC1037166  Leymus triticoides Leo Whitney 1935-7-12 3500 Modoc Cottonwood Flat Comment
  UC1037178  Leymus triticoides Leo Whitney 1935-8-18 3619 Modoc Alturas Comment
  UC1037257  Leymus triticoides Leo Whitney 1935-7-24 107 Modoc Hot Springs Valley Comment
  CAS-BOT-BC21459  Ligusticum grayi Bruce Bartholomew; Barrett Anderson 1990-7-20 5501 A Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  RSA453850  Ligusticum grayi L. C. Wheeler 1935-8-16 3882 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC748405  Ligusticum grayi Annie M. Alexander and Louise Kellogg 1946-7-18 5014 Modoc Warner Mts., Benton Meadow 2072 Comment
  RSA577560  Lilaea scilloides L. C. Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil s Garden 1524 Comment
  CAS-BOT-BC242074  Lilium pardalinum subsp. shastense Leland S. Smith 1922-7-20 1305 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  RSA400277  Limosella aquatica Louis C. Wheeler 1935-8-3 3764 Modoc Warner Mountains: Pine Creek. 1738 Comment
  JEPS46256  Linanthus harknessii F. H. Frost 1925-7-11 13 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon Comment
  HSC17064  Linanthus pungens M. T. Milligan 1966-6-19 467 Modoc Plateau W of Jess Valley 1829 Comment
  UC2043247  Linaria dalmatica Barbara Ertter 1995-7-1 14458 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  UCD123895  Linaria dalmatica subsp. dalmatica T. C. Fuller 1963-8-27 11168 Modoc old saw mill site, Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. Comment
  CDA36139  Linaria vulgaris CDFA Staff Aug 1985 Modoc Stronghold. 0 Comment
  CAS-BOT-BC225812  Lithophragma glabrum Edward Kent Balls 1950-5-11 14630 Modoc 8.1 mi. NE of Fort Bidwell, above Cow Head Lake, along 8-Mile Creek. 1463 Comment
  CAS-BOT-BC225813  Lithophragma glabrum Robert J. Weatherby 1955-7-7 1601 Modoc Dismal Swamp, northern Warner Mts. 2240 Comment
  CAS-BOT-BC225829  Lithophragma parviflorum Bruce Bartholomew 1991-6-20 5792 B Modoc Fox Mountain Spring, ca. 10 km NW of Adin. 1620 Comment
  CAS-BOT-BC225838  Lithophragma tenellum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16425 Modoc Summit of Cedar Pass, between Alturas and Cedarville. 1935 Comment
  CAS-BOT-BC225839  Lithophragma tenellum Bruce Bartholomew; Barrett Anderson 1988-5-14 4211 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  CAS-BOT-BC225847  Lithophragma tenellum Leland S. Smith 1919-5-3 1087 Modoc Rock Spring. 1722 Comment
  CAS-BOT-BC225846  Lithophragma tenellum E. H. Steffen 1917-5-27 16 Modoc West Valley Camp. 1554 Comment
  UC24881  Lithospermum californicum Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC54032  Lithospermum ruderale E. S. Willits 1940-5-4 210 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC54033  Lithospermum ruderale C. C. (Mrs.) Bruce 1898-6-1 2197 Modoc Goose Lake valley. Comment
  CAS-BOT-BC21443  Lomatium bicolor var. leptocarpum Louis Cutter Wheeler 1935-9-12 3982 Modoc Poindexter Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC21450  Lomatium bicolor var. leptocarpum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 179 Modoc Parker Creek. Comment
  JEPS118263  Lomatium bicolor var. leptocarpum Lowell Ahart, John Dittes 2011-6-22 17548 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CAS-BOT-BC497331  Lomatium bicolor var. leptocarpum G. Schoolcraft 1998-5-19 2708 Modoc 1/2 mi E of Hwy 395 on Hwy 299, E. Alturas 1386 Comment
  CAS-BOT-BC21429  Lomatium canbyi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6521 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1560 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-BC30173  Lomatium dissectum var. multifidum Bruce Bartholomew; Mona Bourell 1990-4-26 5164 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  UC71553  Lomatium dissectum var. multifidum Mrs. M. H. Manning 1903-5-8 110 Modoc near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC30172  Lomatium dissectum var. multifidum James Vale; et al 1979-6-9 s.n. Modoc Parker Creek. Comment
  CAS-BOT-BC497342  Lomatium grayi G. Schoolcraft 1999-7-13 2866 Modoc Warner Mts. N of Stowe Reservoir 1981 Comment
  NY1092427  Lomatium leptocarpum A. Tiehm 1984-6-30 8838 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  CAS-BOT-BC30140  Lomatium macrocarpum Leland S. Smith 1919-5-9 1097 Modoc Jess Valley Ridge. 1706 Comment
  CAS-BOT-BC30149  Lomatium macrocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6439 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  RSA554796  Lomatium macrocarpum Margaret J. Williams 1988-5-30 88- 26 -1 Modoc Jess Valley, east of Likely, south of roadside rest 1524 Comment
  CHSC38985  Lomatium nudicaule J. D. Jokerst 1983-7-12 1839 Modoc East of a large vernal lake that is just south of the junction of Hwy 139 and Loveness Rd. 1478 Comment
  SEINET11131560  Lomatium triternatum M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88191 Modoc Hwy 395, intersection with Davis Creek Road Comment
  CAS-BOT-BC21420  Lomatium triternatum var. triternatum Margaret J. Williams; et al 1988-5-28 88- 19 -1 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  UC748407  Lomatium triternatum var. triternatum Annie M. Alexander and Louise Kellogg 1946-6-27 4842 Modoc top of ridge 2 mi. by rd. from Dismal Swamp (Highgrade, n. end Warner Mts.); n. end Warner Mts., Highgrade 2377 Comment
  SEINET7073584  Lomatium utriculatum A. G. Vestal 1955-5-18 s.n. Modoc About 3.7 miles east of Adin on Route 87. UTM Zone 10, 663529mE, 4563872mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC21401  Lomatium vaginatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16473 Modoc Roadside 2.4 mi. S of Davis Creek. Comment
  RSA452600  Lomatium vaginatum Christopher Davidson 1975-6-4 2601 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC643300  Lomatium vaginatum Alice Eastwood and John Thomas Howell 1940-6-11 8023 Modoc 8 mi. from Canby on rd. to Alturas Comment
  RSA610632  Lonicera involucrata L. C. Wheeler 1935-8-14 3851 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  UC1523716  Lotus crassifolius var. crassifolius Lisa Ganio 1983-7-13 8 Modoc 0.25 mi e U.S.F.S. boundary Comment
  NY704620  Lotus denticulatus J. T. Howell 1934-6-11 11938 Modoc Parker Creek, Warner Mountains 1585 Comment
  CAS-BOT-BC8390  Lotus leonis Leo David Whitney 1934-6-3 1920 Modoc Hackamore River, Hackamore 1463 Comment
  RSA503051  Lotus nevadensis Bruce Bartholomew, B. Anderson 1988-6-23 4227 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC181941  Lotus purshianus var. purshianus John Thomas Howell 1934-6-30 12295 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC181944  Lotus purshianus var. purshianus Louis Cutter Wheeler 1935-9-4 3947 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC207662  Lotus purshianus var. purshianus Milo S. Baker 1893-1 Modoc w shore of Egg Lake Egg Lake Comment
  CAS-BOT-BC181932  Lupinus Clare Butterworth Hardham 1961-6-19 7837 Modoc Davis Creek. 1676 Comment
  CAS-BOT-BC181933  Lupinus Bruce Bartholomew; Barrett Anderson 1988-7-22 4521 Modoc S end of Bearcamp Flat, southern end of Warner Mts.. 2230 Comment
  CAS-BOT-BC181908  Lupinus arbustus Mrs. H. C. Cantelow 1940-5-31 Modoc 8 miles South of Indian Springs Comment
  CAS-BOT-BC181922  Lupinus arbustus Elmer Ivan Applegate 1932-8-1 8059 Modoc S slope of Werren Peak, Warner Mts. Comment
  CAS-BOT-BC181923  Lupinus arbustus Elmer Ivan Applegate 1932-7-31 7953 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  CHSC111992  Lupinus arbustus B. Castro; L. P. Janeway 2008-8-17 1753 Modoc Warner Mountains. North slope of Bald Mountain; lower slope below last row of trees, in feeders to S. Fork Mill Creek. 2302 Comment
  CAS-BOT-BC181919  Lupinus arbustus Milo Samuel Baker 1893-6-18 Modoc Modoc County. Comment
  CAS-BOT-BC498679  Lupinus arbustus Mrs. H. C. Cantelow 1941-5-22 s.n. Modoc Between Susanville & Alturas, 1 mi N of Madeleine Comment
  SEINET194912  Lupinus arbustus A. A. Heller 1941-6-25 16205 Modoc West side of Cedar Pass. Comment
  UC726676  Lupinus arbustus A. A. Heller 1941-6-25 16205 Modoc w side Cedar Pass; w side of Cedar Pass Comment
  RSA32835  Lupinus arbustus subsp. calcaratus A. A. Heller 1941-6-25 16205 Modoc Border of a meadow near the beginning of the grade, west side of Cedar Pass. Comment
  RSA59734  Lupinus arbustus subsp. calcaratus E. K. Balls 1950-5-20 14798 Modoc 1.5 miles below Clear Lake, from Likely, South Fork Pitt River. 1677 Comment
  RSA104667  Lupinus arbustus subsp. silvicola Alice Eastwood, John T. Howell 1940-6-13 8141 Modoc Warner Mountains, Fandango Pass. Comment
  NY733047  Lupinus argenteus var. argenteus N. F. Bracelin 1931-6-30 500 Modoc Alturas. Open field at south end of town 1524 Comment
  CAS-BOT-BC182081  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-12 8060 Modoc Between Likely and Jess Valley Comment
  CAS-BOT-BC182092  Lupinus argenteus var. heteranthus John Thomas Howell 1934-6-14 12181 Modoc Near North Fork of Baxter Creek, Warner Mts. 1524 Comment
  CAS-BOT-BC182093  Lupinus argenteus var. heteranthus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16461 Modoc 3 mi. W of Summit of Fandango Pass. Comment
  CAS-BOT-BC182100  Lupinus argenteus var. heteranthus Elmer Ivan Applegate 1929-6-25 5905 Modoc Willow Ranch, Goose Lake Valley. Comment
  CAS-BOT-BC182110  Lupinus argenteus var. heteranthus Bruce Bartholomew; Barrett Anderson 1990-7-20 5485 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC182115  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-13 8137 Modoc W side of Fandango Pass. Comment
  JEPS65015  Lupinus argenteus var. heteranthus Leland S. Smith 1918-6-20 974 Modoc Lily Lake Warner Mts., Pine Creek (Lily Lake) (Pine Creek) 1981 Comment
  NY736941  Lupinus argenteus var. heteranthus B. M. Bartholomew 1990-6-17 5298 Modoc Along Emerson Creek, 3.9 km southwest of County Road 1, east side of Warner Mountains 1700 Comment
  SBBG3561  Lupinus argenteus var. heteranthus H. and M. Dearing 1939-6-8 3589 Modoc near Goose Lake 1219 Comment
  UC126948  Lupinus argenteus var. heteranthus Milo S. Baker 1893-6-18 Modoc Forestdale Comment
  SEINET10970215  Lupinus argenteus var. tenellus David B. Dunn 1954-9-3 Dunn 11808 Modoc Just N of Timber Mountain turnoff along Hwy 139. Comment
  NY746668  Lupinus brevicaulis B. M. Bartholomew 1995-6-2 6933 Modoc 6.4 km east of Eagleville, south end of Surprize Valley 1380 Comment
  SEINET5328128  Lupinus brevicaulis M. J. Williams, Arnold Tiehm, Jan Nachlinger 1988-6-2 88- 28 -3 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  SEINET6654510  Lupinus brevicaulis Margaret J. Williams, Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -3 Modoc Jess Valley, E of Likely, So of roadside rest.; 0 Comment
  HSC28501  Lupinus caudatus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19471 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  SD46396  Lupinus caudatus Robert J. Weatherby 1955-7-8 1635 Modoc 3.0 miles north of Ft. Bidwell, northern Warner Mountains. 1554 Comment
  RSA11956  Lupinus caudatus Elmer I. Applegate 1929-6-25 5905 Modoc Willow Ranch, Goose Lake Valley. Comment
  NY747135  Lupinus latifolius C. L. Hitchcock 1940-5-27 6664 Modoc 15 miles northeast of Alturas 1615 Comment
  RSA520379  Lupinus latifolius subsp. latifolius Bruce Bartholomew, B. Anderson 1989-6-1 4753 Modoc Ca. 0.5 km west of Davis Creek on road to south end of Goose Lake. 1460 Comment
  UC201975  Lupinus latifolius var. viridifolius Mrs. M. H. Manning Aug. 1914 Modoc on Cedarville and Alturas Road 8 mi below Summit Warner Mts.; , below Summit on Cedarville and Alturas Rd. Comment
  CAS-BOT-BC181880  Lupinus lepidus C. P. Smith 1947-6-13 47449 Modoc 4.2 mi. N of Adin, Highway 299. Comment
  CAS-BOT-BC181859  Lupinus lepidus var. sellulus Bruce Bartholomew; Barrett Anderson 1988-5-14 4212 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  CAS-BOT-BC181863  Lupinus lepidus var. sellulus Bruce Bartholomew 1990-6-15 5235 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC181862  Lupinus lepidus var. sellulus M. M. Hanna 1956-6-7 1007 Modoc Highway 139, open glade betweem Canby and Tienesta. Comment
  SEINET10491194  Lupinus leucophyllus var. leucophyllus Jeffrey Huber 1971-6-2 Huber 102 Modoc Modoc-lassen co line. 1 Mi. S of adin along calif hwy 139; basalt-clay, grassy Roadside. 1311 Comment
  RSA520381  Lupinus microcarpus Bruce Bartholomew, B. Anderson 1989-6-2 4784 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  UC15957  Lupinus microcarpus var. microcarpus Milo S. Baker 1893-7-28 Modoc Comment
  JEPS65294  Lupinus polyphyllus var. burkei Frances D. Payne 1931-6-17 180 Modoc Parker Creek Warner Mountains, Parker Creek (s and e of Alturas) 1584 Comment
  NY747609  Lupinus polyphyllus var. saxosus M. J. Williams 1988-5-30 88- 22 --1 Modoc Crowder Flat Road, northwest of Alturas 1524 Comment
  NY747610  Lupinus polyphyllus var. saxosus R. C. Barneby 1982-5-25 17841 Modoc In west foothills of Warner Mountains, 9 miles northeast of Alturas 1550 Comment
  RSA414419  Lupinus ruber Christopher Davidson 2126 Modoc ca. 4 miles W of Canby on Hwy 299. 1341 Comment
  CHSC118324  Lupinus saxosus L. P. Janeway 2016-5-17 12049 Modoc Modoc Plateau. Devils Garden area; along Road 48N08/73/ Crowder Flat Road 2.1 road-km north of Devils Garden Conservation Camp; about 6.5 air-km south of Big Sage Reservior. 1501 Comment
  JEPS65435  Lupinus saxosus Leland S. Smith 1917-6-10 801 Modoc Jess Valley; Warner Mountains, Jess Valley 1524 Comment
  SEINET10486216  Lupinus saxosus Billy Joe Cox 1971-6-3 Cox 2608 Modoc 6 mi n of alturas on u.s. Hwy. 395, W-facing slope, in middle of grassland Pasture, edging into artemesia which adjoins juniper woodland. Lupinus sp. In Very dense populations on every slope for over a mile n, more or less a valley Side in decomposing basalt with lighter soil above. 1341 Comment
  SEINET10871089  Lupinus saxosus Duane Isely, I. Isely 1971-7-11 Isely 11377 Modoc Adjacent to state hwy. 139, Q mi s of adin summit. Steep, rocky slope with Juniper, sagebrush, and ponderosa pine; abundant, but well past blooming. 1463 Comment
  HSC26002  Lupinus subvexus var. subvexus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19390 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  SEINET2063107 Image available Lupinus subvexus var. subvexus Arnold Tiehm 1984-6-30 8833 Modoc North edge of Lake Annie on the W side of Bidwell Mt., NE of Ft. Bidwell. 1530 Comment
  CHSC109213  Luzula comosa var. laxa L. P. Janeway; B. Castro 2012-7-24 10960 Modoc Warner Mountains. Along Forest Road/County road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Yellow Mountain Dismal Swamp. 2250 Comment
  CHSC117265  Lythrum tribracteatum Lowell Ahart; John Dittes 2016-7-14 21176 Modoc Southeast side of a new pond, south of Ash Creek Canal (now filled in), south of 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
  RSA0016027  Lythrum tribracteatum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39099 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC49428  Madia citriodora Bruce Bartholomew 1993-6-14 6649 Modoc 2 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1320 Comment
  CHSC106198  Madia elegans subsp. densifolia Lowell Ahart; John Dittes 2010-8-31 17103 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. 1267 Comment
  CAS-BOT-BC49408  Madia glomerata R. M. Austin 1894-8-1 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC49444  Madia glomerata John Thomas Howell 1934-7-3 12375 Modoc 5 mi. S of Hackamore. Comment
  CAS-BOT-BC49447  Madia glomerata Annie Montague Alexander; L. Kellogg 1946-7-7 4930 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CDA13462  Madia glomerata G. F. Hrusa, T. D. Wilfred 1996-7-21 13309 Modoc Modoc Plateau; Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  JEPS117315  Madia glomerata Lowell Ahart, John Dittes 2010-8-30 17076 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC711828  Madia gracilis Roxana S. Ferris and Laura Lorraine 1941-8-13 10525 Modoc e Creek drainage Patterson Ranger Station; Modoc National Forest, Warner Mountains 2164 Comment
  NY500373  Mahonia repens B. M. Bartholomew 1988-5-13 4175 Modoc 0.6 km north of Jess Valley on West Warner Road, west side of the Warner Mountains. Northern Jeffrey pine forest. 1620 Comment
  SEINET5339086  Mahonia repens M. J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, west side of the Warner Mountains. Snow banks in protected areas. 2134 Comment
  CAS-BOT-BC242032  Maianthemum racemosum Francis Dorris Payne 1929-6-24 23 Modoc Pine Creek above Fitzhugh Springs. 1645 Comment
  CAS-BOT-BC242033  Maianthemum racemosum Elmer Ivan Applegate 1932-8-7 8227 Modoc Lily Lake, Bidwell Pass. Comment
  CAS-BOT-BC242167  Maianthemum stellatum E. S. Willits 1940-5-6 220 Modoc Lassen Creek, Willow Ranch. Comment
  CAS-BOT-BC49383  Malacothrix glabrata Bruce Bartholomew 1993-6-13 6620 Modoc E of Eagleville on E side of Surprise Valley between the valley floor and the Nevada border. 1400 Comment
  CAS-BOT-BC179101  Malva neglecta Alice Eastwood; John Thomas Howell 1940-6-13 8164 Modoc Fort Bidwell. Comment
  RSA628299  Malva neglecta Louis C. Wheeler 1973-8-26 s.n. Modoc Warner Mountains: Intersection of stream below Van Riper Spring with road to Sworinger Reservoir. 1829 Comment
  JEPS94718  Marsilea oligospora Vernon H. Oswald and Lowell Ahart 1998-9-8 9597 Modoc Mosquito Lake Whitehorse Flat Reservoir (n side of reservoir, ca. 20 air mi n of McArthur) 1341 Comment
  UCD169464  Marsilea oligospora Louis C. Wheeler 1935-9-18 3993 Modoc Everly Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC30190  Marsilea vestita Bruce Bartholomew 1991-7-5 5936 Modoc Vicinity of the outlet of Dorris Brothers Reservoir. 1500 Comment
  POM173659  Marsilea vestita Milo S. Baker 1893-7-20 s.n. Modoc Big Valley Comment
  HSC6019  Matricaria discoidea M. T. Milligan 1965-6-23 295 Modoc N end Jess Valley 1616 Comment
  UC1137023  Melica californica August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  SEINET10925516  Melica stricta F. Marion Ownbey, Fred G. Meyer 1940-7-1 Ownbey 2152 Modoc In Protection Of East Facing Rock Ledges, Cedar Peak, Warner Mts. Comment
  CHSC99961  Mentha canadensis Lowell Ahart; John Dittes 2008-8-26 15345 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
  POM70715  Mentha canadensis Mrs. R. M. Austin 1895-08 s.n. Modoc Goose Lake Valley Comment
  UC634865  Mentha canadensis F. H. Frost Modoc Jess Valley; Warner Mts., Jess Valley Comment
  HSC15856  Mentzelia congesta M. T. Milligan 1964-6-20 63 Modoc 3 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  CAS-BOT-BC179136  Mentzelia dispersa Bruce Bartholomew 1989-7-15 4999 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC179137  Mentzelia dispersa Elmer Ivan Applegate 1897-5-31 886 Modoc E side of Tule Lake. Comment
  CAS-BOT-BC179148  Mentzelia dispersa Bruce Bartholomew; Barrett Anderson 1989-6-3 4888 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  HSC15866  Mentzelia dispersa M. T. Milligan 1965-6-30 402 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  JEPS46263  Mentzelia dispersa F. H. Frost 1925-7-20 90 Modoc 2 mi above Cedarville; Cedar Camp Comment
  JEPS86352  Mentzelia dispersa Jack and Betty Guggolz 1988-6-28 961 Modoc n Jenkins Spring Comment
  CAS-BOT-BC179149  Mentzelia dispersa Mrs. H. C. Cantelow 1940-6-1 3995 Modoc E of Alturas, road to Warner Mts. Comment
  CAS-BOT-BC179126  Mentzelia laevicaulis Verne Grant; I. Schneider 1947-7-22 8161 Modoc N Fork of Pit River, 1 mi. NW of Hwy 395 on dirt road leading S to Goose Lake. Comment
  CAS-BOT-BC179127  Mentzelia laevicaulis Elmer Ivan Applegate 1932-7-6 8188 Modoc Cedarville, Surprise Valley. Comment
  CAS-BOT-BC179114  Mentzelia veatchiana Milo Samuel Baker 1893-7-5 Modoc Egg Lake. Comment
  CAS-BOT-BC498691  Mertensia ciliata var. stomatechoides Ira L. Wiggins; Dorothy B. Wiggins 1961-6-14 16478 Modoc Along Lassen Creek Road to Davis Creek, Warner Mtns. Comment
  CAS-BOT-BC54046  Mertensia cusickii Bruce Bartholomew 1990-6-16 5272 Modoc Rock outcrops between roadhead and Pine Creek Basin, W side of Warner Mountains. 2160 Comment
  NY1084204  Mertensia cusickii A. J. Cronquist 1959-6-19 8502 Modoc Overlooking Mill Creek a little above Clear lake; Warner Mountains 15 miles east of Likely 1981 Comment
  NY1084275  Mertensia oblongifolia B. M. Bartholomew 1992-5-15 6301 Modoc Tamarack Flat, east side of the Warner Mountains 2160 Comment
  NY1084277  Mertensia oblongifolia B. M. Bartholomew 1989-6-2 4794 Modoc Surprise Valley Road, just south of the Oregon border, extreme NE corner of Modoc County 1630 Comment
  RSA531357  Mertensia oblongifolia var. amoena Bruce Bartholomew, Anderson 1989-6-2 4794 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC54025  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6300 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  SEINET3152691  Mertensia sibirica Mrs. M. H. Manning 1903-4-1 83 Modoc Near Fort Bidwell; N-eastern part of county Comment
  CAS-BOT-BC225952  Micranthes nidifica Annie Montague Alexander; L. Kellogg 1946-6-30 4879 Modoc Highgrade, W side of ridge, N end of Warner Mts. 2377 Comment
  CAS-BOT-BC225953  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1988-5-12 4121 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC225969  Micranthes oregana Bruce Bartholomew 1991-8-5 6041 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC49355  Microseris nutans Bruce Bartholomew 1990-6-17 5299 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC49396  Microseris nutans Bruce Bartholomew; Barrett Anderson 1989-6-2 4782 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  JEPS11699  Microseris nutans Rimo Bacigalupi with L. R. Heckard, Ruth Sanderson and Geo. Bacigalupi 1952-6-18 3734 Modoc about 200 ft above s side Cedar Pass; Warner Mountains 2164 Comment
  UC35775  Microseris nutans M. S. Baker and Frank Nutting 1894-6-20 Modoc Whitehorse Lake Comment
  CAS-BOT-BC197908  Microsteris gracilis Bruce Bartholomew 1995-6-23 6995 Modoc 2.4 km N of Forest Road 30 on road from Hall Meadow to Plume Valley Camp Ground. 1770 Comment
  HSC80883  Microsteris gracilis G. M. Riegel 1980-7-28 954 Modoc S Warner Mtns. 2100 Comment
  SEINET195714  Microsteris gracilis Annie M. Alexander, L Kellogg 1946-6-12 4729 Modoc Fort Bidwell 1445 Comment
  UCD118921  Microsteris gracilis R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Cemetery, Alturas. Comment
  JEPS3164  Mimulus breviflorus Frances Payne 1935-7-19 785 Modoc about 12 air mi due e Alturas (at confluence of Dry and Parker Creeks); Warner Mountains Comment
  UC1586882  Mimulus cusickii Juha Pykala and D. H. Norris 1987-5-27 1040 Modoc between Lower Rush Creek Campground and Upper Rush Creek Campground; Modoc National Forest 1500 Comment
  CHSC115532  Mimulus guttatus Lowell Ahart; John Dittes 2015-7-16 20363 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destoryed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Beiber, Big Valley. 1267 Comment
  HSC20751  Mimulus guttatus M. T. Milligan 1965-6-23 298 Modoc N end Jess Valley 1616 Comment
  RSA550581  Mimulus layneae Bruce Bartholomew 1991-7-6 5995 Modoc Webb Flat, 5.6 km S of turn off to Happy Camp Ranger Station. 1400 Comment
  CAS-BOT-BC234527  Mimulus lewisii Elmer Ivan Applegate 1932-8-7 8232 Modoc Lily Lake. Comment
  UC27044  Mimulus lewisii Mrs. R. M. Austin Sept. 1894 Modoc Cedarville Canyon Comment
  HSC26558  Mimulus nanus var. nanus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19486 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  RSA152603  Mimulus nanus var. nanus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16413 Modoc Near summit of Cedar Pass, between Alturas and Cedarville. 1936 Comment
  RSA185425  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7827 Modoc Cogswell Creek. 1524 Comment
  UCSB23723  Mimulus nanus var. nanus Hardham, Clare 1961-6-19 Modoc Cogswell Creek; Warner Mountains 1524 Comment
  CAS-BOT-BC10932  Mimulus suksdorfii E. K. Balls 1950-5-18 14754 Modoc North of Upper Rush Creek Public Camp, 2.5 miles east of Hwy 299. 1737 Comment
  JEPS79121  Mimulus tricolor L. R. Heckard with R. Bacigalupi 1980-6-10 5223 Modoc sw margin Egg Lake Comment
  RSA550579  Mimulus tricolor Bruce Bartholomew 1991-7-6 5965 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  RSA594829  Minuartia douglasii Bruce Bartholomew 1993-6-12 6585 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC95213  Minuartia nuttallii Clare Butterworth Hardham 1961-6-20 7886 Modoc Bidwell Road to Dismal Creek. 2438 Comment
  CAS-BOT-BC225803  Mitella pentandra Bruce Bartholomew; Barrett Anderson 1988-6-24 4335 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CHSC67817  Monardella odoratissima James D. Jokerst 1990-8-2 3208 Modoc Summit of East Sand Butte just E of Lava Beds National Monument. 1423 Comment
  RSA504662  Monardella odoratissima Bruce Bartholomew 1988-7-23 4554 Modoc Road beyond Poison Lake 8km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2140 Comment
  CHSC32917  Monardella odoratissima subsp. glauca J. P. Smith; J. O. Sawyer 1973-8-8 7238 Modoc South slopes of Eagle Peak. 2743 Comment
  UC25490  Monardella odoratissima subsp. glauca Milo S. Baker 1893-7-8 Modoc Comment
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Oct 10 2006
  RSA504610  Monardella odoratissima subsp. pallida Bruce Bartholomew, B. Anderson 1988-7-21 4419 Modoc S end of Whitehorse Flat Reservoir 1340 Comment
  CAS-BOT-BC95543  Monolepis nuttalliana Bruce Bartholomew 1991-6-21 5812 Modoc 4 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC95550  Monolepis nuttalliana Bruce Bartholomew 1995-6-2 6935 Modoc 6.4 km E of Eagleville, S end of Surprize Valley. 1380 Comment
  CAS-BOT-BC95551  Monolepis nuttalliana Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10614 Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mts. 1889 Comment
  UC1101397  Montia chamissoi Malcolm A. Nobs, S. Galen Smith 1949-5-29 771 Modoc one mi e of Lake City Comment
  UC71835  Montia chamissoi Mrs. M. H. Manning 1903-5-1 115 Modoc near Fort Bidwell (in north-eastern Modoc Count) Comment
  CAS-BOT-BC197512  Montia fontana C. L. Hitchcock 1940-5-27 6697 Modoc 12 mi. NE of Alturas. 1615 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
  RSA520346  Montia fontana Bruce Bartholomew, B. Anderson 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mtns. 1950 Comment
  UC71836  Montia fontana Mrs. M. H. Manning May, 1903 116 Modoc Spring near Fort Bidwell (in north-eastern Modoc County) Comment
  CAS-BOT-BC197547  Montia linearis R. M. Austin 1894-5-1 s.n. Modoc Goose Lake Valley. Comment
  UC1523705  Montia linearis Gary Schoolcraft 1981-5-6 377 Modoc n of Alturus 1524 Comment
  UC72570  Montia linearis Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA60363  Montia linearis E. K. Balls 1950-5-10 15957 Modoc Hwy 395, 0.5 mile before jct, 5.5 miles NE of Alturas. 1524 Comment
  UCD18893  Montia linearis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 201 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site. Comment
  UC1254975  Muhlenbergia richardsonis Alice Eastwood and John Thomas Howell 1940-6-14 8205 Modoc near Kelley Hot Springs Comment
  UC748461  Myosotis scorpioides Annie M. Alexander and Louise Kellogg 1946-6-28 4866 Modoc n. end Warner Mts., Pine Creek Canyon 1615 Comment
  RSA59764  Myosurus aristatus E. K. Balls 1950-5-14 14693 Modoc 2.5 miles N of boundary Modoc National Forest, jct of roads to Emigrant Spring, Thomas Reservoir and Dead Horse Reservoir. 1524 Comment
  CAS-BOT-BC180054  Myriophyllum sibiricum Bruce Bartholomew 1992-5-16 6317 Modoc Arnett Spring, N of Bayley Reservoir. 1510 Comment
  POM261001  Nama densa Alice Eastwood, J. T. Howell 1940-6-13 8156 Modoc East side of Fandango Pass. Comment
  CAS-BOT-BC198010  Navarretia breweri Bruce Bartholomew; Barrett Anderson 1989-6-3 4877 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC198015  Navarretia breweri Annie Montague Alexander; L. Kellogg 1946-7-7 4933 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  HSC80882  Navarretia breweri G. M. Riegel 1980-8-9 1018 Modoc S Warner Mtns. 2100 Comment
  JEPS70251  Navarretia breweri Frances D. Payne 1929-7-26 125 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2286 Comment
  SEINET201593  Navarretia breweri Arthur Cronquist 1959-6-20 8528 Modoc Cedarville Pass, Warner Mts. Between Cedarville and Alturas 1920 Comment
  UC23411  Navarretia breweri M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  HSC17135  Navarretia breweri M. T. Milligan 1964-6-20 69 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  CHSC109885  Navarretia capillaris B. Castro; L. P. Janeway 2012-7-25 1958 Modoc Warner Mountains. Slope along N side of Dismal Swamp, along sides of rough gravel road going N out of swamp, just above more mesic sites dominated by Artemisia cana. 2218 Comment
  HSC16998  Navarretia capillaris M. T. Milligan 1966-7-29 600 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  CAS-BOT-BC197998  Navarretia divaricata subsp. vividior Lewis Samuel Rose 1940-6-14 40574 Modoc 8 mi NW of Canby. 1524 Comment
  CAS-BOT-BC197999  Navarretia divaricata subsp. vividior Mrs. Annie F. Rodda 1932-7-1 s.n. Modoc Between Macarthur and Alturas. Comment
  UC1178969  Navarretia intertexta Herbert L. Mason 1947-7-13 13444 Modoc s of Goose Lake (Highway 395); Joseph Creek Comment
  UCR66593  Navarretia intertexta F. W. Peirson 1926-6-25 6868 Modoc Cedarville Pass, Warner Mountains 1926 Comment
  CHSC106180  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2010-8-30 17056 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124354  Navarretia intertexta subsp. intertexta Lowell Ahart, John Dittes 2015-7-16 20380 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-BC197987  Navarretia intertexta subsp. propinqua Alice Eastwood; John Thomas Howell 1940-6-15 8293 Modoc 9 mi. N of Lookout. Comment
  HSC17142  Navarretia intertexta subsp. propinqua M. T. Milligan 1964-7-1 119 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  POM261442  Navarretia intertexta subsp. propinqua Alice Eastwood, J. T. Howell 1940-6-13 8131 Modoc West side of Fandango Pass. Comment
  RSA164307  Navarretia intertexta subsp. propinqua Clare B. Hardham 1961-6-19 7840 Modoc Willow Creek. Warner Mountains. Comment
  RSA165590A  Navarretia intertexta subsp. propinqua Clare B. Hardham 1961-6-19 7840 Modoc Willow Creek. Warner Mountains. Comment
  UC1106906  Navarretia intertexta subsp. propinqua Herbert L. Mason 1946-7-13 13449 Modoc w end Fandango Pass (near Goose Lake, on road to Fort Bidwell) Comment
  HSC17143  Navarretia intertexta subsp. propinqua M. T. Milligan 1964-8-21 232 Modoc S end of Dorris Reservoir Dam 1372 Comment
  CAS-BOT-BC197974  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-7-21 4426 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  OBI48922  Navarretia leucocephala subsp. minima Lewis s. Rose 1940-7-14 40571 Modoc 8 mi. nw. of Canby 1524 Comment
  SEINET200248  Navarretia propinqua Herbert L. Mason 1946-7-13 13449 Modoc West end of Fandango Pass near Goose Lake on road to Fort Bidwell. Comment
  SEINET4673746  Navarretia propinqua Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -067 Modoc Vicinity of mile marker 9.37 off of Hwy 299, near Roney Flat and Johnson Creek roads. 1428 Comment
  CAS-BOT-BC7186  Nemophila austiniae R. M. Austin 1885-6-1 s.n. Modoc Davis Creek Comment
  JEPS4032  Nemophila breviflora Frances D. Payne 1931-6-22 241 A Modoc s and e Alturas (Dry Creek tributary of, Parker Creek, Warner Mountains); Warner Mountains, Parker Creek, Dry Creek tributary Comment
  CAS-BOT-BC179302  Nemophila parviflora var. austiniae Bruce Bartholomew 1992-5-15 6306 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  CAS-BOT-BC179303  Nemophila parviflora var. austiniae John Thomas Howell 1934-6-11 11969 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC179285  Nemophila pedunculata Bruce Bartholomew; Barrett Anderson 1989-4-27 4616 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  HSC26509  Nemophila pedunculata J. P. Smith, J. O. Sawyer 1972-5-6 5258 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  JEPS4033  Nemophila pedunculata Frances D. Payne 1931-6-22 241 B Modoc s and e Alturas (Warner Mountains, Parker Creek, Dry Creek, tributary of); Warner Mountains, Parker Creek, s and e of Alturas 1828 Comment
  UC748434  Nemophila pedunculata Annie M. Alexander and Louise Kellogg 1946-6-14 4754 Modoc Silver Creek Branch of Patterson Mill road 1828 Comment
  UC336782  Neoholmgrenia andina unknown Modoc Honey Lake Valley Comment
  HSC65549  Nepeta cataria Thomas Wood 1979-8-8 200 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  UC36566  Nestotus stenophyllus Mrs. C. C. Bruce Jun, 1898 2184 Modoc Hugh table land, Lake City Mt. Comment
  CHSC112842  Nicotiana attenuata Lowell Ahart; John Dittes 2013-7-25 18970 Modoc Elkins Lane Parking Area, west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC26154  Nicotiana attenuata Mrs. R. M. Austin Aug 1894 Modoc n of Alturas (Pit River); Pit River Comment
  CAS-BOT-BC58642  Noccaea fendleri subsp. glauca Annie Montague Alexander; L. Kellogg 1946-8-9 5127 Modoc Patterson Lake Trail, Warner Mts. Comment
  JEPS79208  Nothocalais troximoides L. R. Heckard with Rimo Bacigalupi 1980-6-11 5239 Modoc junction of Parker Creek and Sheilds Creek (about 10 air mi se of Alturas); Parker Creek 1737 Comment
  UC682107  Nothocalais troximoides G. L. Stebbins Jr. with A. A. Beetle 1942-5-30 3245 Modoc 8 mi nw Canby (on road to Tule Lake) 1554 Comment
  CAS-BOT-BC190811  Oenothera deltoides subsp. piperi Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -5 Modoc Hwy 0.4 mi E of Susanville road after turn to Alturas. Comment
  NY998662  Oenothera deltoides var. piperi M. J. Williams 1988-6-2 88- 27 --5 Modoc Hwy 395 0.4 mile east of Susanville road after turn to Alturas Comment
  CAS-BOT-BC190804  Oenothera elata subsp. hirsutissima Mrs. M. H. Manning 1904-7-1 209 Modoc Fort Bidwell. Comment
  UC635387  Oenothera elata subsp. hirsutissima F. H. Frost 1925-7-24 111 Modoc Jess Valley Warner Mountains Comment
  POM38740  Oenothera elata subsp. hirsutissima R. M. Austin 1895-07 163 Modoc Davis Creek Comment
  UC128759  Oenothera flava subsp. flava Milo S. Baker 1893-1 Modoc e side Egg Lake Comment
  JEPS31525  Oenothera flava subsp. flava L. S. Smith 1920-6-14 Modoc Bieber Range Comment
  UC20558  Oenothera flava subsp. flava Mrs. C. C. Bruce June 1898 Modoc streets Alturas Comment
  CAS-BOT-BC245090  Olsynium douglasii var. douglasii Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6512 Modoc 11 km S of Oregon Border along W side of Goose Lake. 1440 Comment
  CAS-BOT-BC245095  Olsynium douglasii var. douglasii Edward Kent Balls 1950-5-12 14641 Modoc Above Buck Creek Ranger Station. 1767 Comment
  CDA7564  Onopordum acanthium T. C. Fuller 1957-9-18 339 -57 Modoc Alturas. 0 Comment
  RSA128696  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc S/4th St., E/East St., Alturas Comment
  UCD134665  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc south side of 4th Street, east of East Street, Alturas. Comment
  CDA7559  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  CHSC114679  Onopordum acanthium D. B. Joley 1976-5-23 2 Modoc Adin. Comment
  OBI5241  Onopordum acanthium T. C. Fuller 1960-7-27 4992 Modoc SE of 4th & East Sts, Alturas Comment
  UCD134667  Onopordum acanthium T. C. Fuller 1959-7-8 B Modoc south side of 4th Street, east of East Street, Alturas. Comment
  CAS-BOT-BC49375  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1959-7-8 2795 Modoc Alturas. Comment
  CAS-BOT-BC50377  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1958-7-9 900 -58 Modoc Alturas. Comment
  CAS-BOT-BC190795  Orobanche corymbosa Bruce Bartholomew 1993-6-13 6611 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  JEPS86073  Orobanche corymbosa subsp. corymbosa Wayne Roderick 1966-7-23 s.n. Modoc Warner Mountains, ca 2 miles N of Cedar Pass. Comment
  RSA0077929  Orobanche corymbosa subsp. corymbosa Louis C. Wheeler 1935-8-28 3927 Modoc Devil's Garden: 1.5 miles S of Lakeshore Reservoir. 1524 Comment
  RSA0087205  Orobanche corymbosa subsp. corymbosa Bruce Bartholomew 1991-6-22 5850 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CAS-BOT-BC190790  Orobanche fasciculata Bruce Bartholomew 1994-5-15 6697 Modoc Poison Spring Canyon near junction with Schamp Creek. Ca. 8 km E of Fort Bidwell. 1480 Comment
  UC27901  Orobanche uniflora subsp. occidentalis Mrs. R. M. Austin 1894-1 Modoc Comment
  CHSC109451  Orthilia secunda B. Castro; L. P. Janeway 2012-7-24 1945 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 0.9 air mi east of Lily Lake and 1.1 air mi southwet of Dismal Swamp. 2250 Comment
  HSC80741  Orthocarpus cuspidatus subsp. cryptanthus G. M. Riegel 1980-6-30 781 Modoc S Warner Mtns. 1739 Comment
  JEPS86677  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard and T. I. Chuang 1990-7-14 6758 Modoc ca 2 mi n Cedar Pass (along Old Common Mill Rd, 0.7 mi e of Soldier Creek Rd); n of Cedar Pass 2075 Comment
  UC444910  Orthocarpus cuspidatus subsp. cryptanthus Mrs. M. H. Manning 1907-1 712 Modoc e side Mt. Bidwell (12 Mile Creek, ne Modoc Co.); e side of Mt. Bidwell, 12 Mile Creek Comment
  JEPS66443  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard and P. Rubtzoff 1971-8-3 2704 Modoc at junction of Soldier Creek and Old Cannon Mill rds 2 mi n of summit (e) Cedarville Pass; Warner Mts. 1859 Comment
  RSA44249B  Orthocarpus hispidus R. M. Austin 1895-07 537 Modoc Goose Lake Valley. Comment
  RSA14097  Orthocarpus hispidus Elmer I. Applegate 1929-6-24 5894 Modoc Between Alturas and Davis Creek. Comment
  RSA531343  Orthocarpus lacerus Bruce Bartholomew, B. Anderson 1989-6-3 4911 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  CAS-BOT-BC15734  Osmorhiza chilensis Bruce Bartholomew 1992-8-9 6389 Modoc Squaw Peak Trail between Patterson Lake and Owl Creek Trail, E side of Warner Mountains. 2270 Comment
  CAS-BOT-BC15737  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4338 Modoc Cave Lake, W side of the Warner Mts.. 2130 Comment
  RSA82806  Osmorhiza occidentalis Mrs. R. M. Austin, Bruce 1898-06 2263 Modoc Lake City Mt. Comment
  CAS-BOT-BC248348  Packera cana B. Bartholomew; H. Sun 2002-6-24 8831 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CAS-BOT-BC50304  Packera cana Louis Cutter Wheeler 1935-8-4 3778 Modoc Pine Creek, Modoc National Forest 2103 Comment
  CAS-BOT-BC50307  Packera cana John Thomas Howell 1934-6-12 12015 Modoc Between Davis Creek and Plum Valley. Comment
  UC201713  Packera cana W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Cr. Warner Mountains, Parker Cr. 1676 Comment
  SEINET11799198  Packera cana Unknown 1940-1 40540 Modoc near Alturas Comment
  UC35953  Packera cana Mrs. R. M. Austin June 1895 Modoc Hills e Goose Lake Comment
  HSC28869  Packera eurycephala D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19392 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC50276  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50315  Packera eurycephala var. eurycephala Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5991 Modoc NW of Alturas. 1371 Comment
  UC35941  Packera streptanthifolia Milo S. Baker 1893-7-5 Modoc near Egg Lake Comment
  POM275207  Paeonia brownii A. M. Alexander, Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2165 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
  JEPS114781  Panicum capillare Lowell Ahart, John Dittes 2008-8-25 15324 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  UC53642  Panicum capillare M. S. Baker and Frank Nutting 1894-8-20 Modoc Big Valley Mountains Comment
  CAS-BOT-BC232310  Pedicularis attollens Leland S. Smith 1922-7-20 1287 Modoc Rush Creek Ranger Station. 1889 Comment
  CAS-BOT-BC232315  Pedicularis attollens K. Paulson; Robert Paulson 1989-7-4 168 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2127 Comment
  POM182478  Pedicularis attollens Franklin Nutting s.n. Modoc Forestdale. Comment
  RSA531348  Pedicularis attollens K. Paulson, R. Paulson 1990-7-21 213 Modoc Patterson Meadow, Warner Mts. Comment
  CAS-BOT-BC248360  Pedicularis semibarbata B. Bartholomew; H. Sun 2002-6-24 8843 Modoc E of Bald Mt., on the E side of the Warner Mountains 2170 Comment
  UC922444  Pellaea breweri Annie M. Alexander and Louise Kellogg 1946-7-23 5049 Modoc Emerson Peak; Warner Mts Comment
  JEPS123496  Penstemon deustus Wilson Collison, Jaileen Merced 2015-7-25 CA 320 -140 Modoc To Road 54 SW from Alturas town, take dirt road on the left before Canyon (4783). Keep straight 4 mi up to dry pit. Comment
  UC1539988  Penstemon deustus M. Mitchell 1936-5-21 49 Modoc 2 mi se Hospital Rock (Lava Beds National Monument); , se of Hospital Rock 1249 Comment
  UC1035974  Penstemon deustus Helen K. Sharsmith 1955-6-25 4508 A Modoc w Jess Valley (South Fork of Pit River); Warner Mountains, Modoc National Forest 1524 Comment
  HSC1971  Penstemon deustus var. pedicellatus M. T. Milligan 1965-6-30 394 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  NY591813  Penstemon deustus var. pedicellatus B. M. Bartholomew 1988-6-23 4256 Modoc 1.8 km WSW of Day on County Road 94. Fall River Mills 15' Quad. 1170 Comment
  HSC21013  Penstemon gracilentus M. T. Milligan 1964-7-25 187 Modoc Pine Creek Basin, along trail. 2439 Comment
  SEINET10444506  Penstemon janishiae K. Paulson, R. Paulson 1988-1 21 Modoc Barnes Grade, Crowder Flat Road to Devil's Garden. 1433 Comment
  CAS-BOT-BC245515  Penstemon laetus var. sagittatus Milo Samuel Baker 1936-6-14 8317 Modoc Quarantine Station, on Hwy from Marlin to Canby. Comment
  CAS-BOT-BC245510  Penstemon procerus var. procerus Bruce Bartholomew 1995-8-1 7148 Modoc Headwater of Schadler Ditch just NE of Bidwell Mtn., E side of the Warner Mountains. 2110 Comment
  CAS-BOT-BC232501  Penstemon roezlii Mrs. H. C. Cantelow 1940-6-1 4471 Modoc Cedar Pass. 1935 Comment
  CAS-BOT-BC232504  Penstemon roezlii Annie Montague Alexander; L. Kellogg 1946-6-17 4788 Modoc 10 mi. NE of Alturas, Cedar Pass Road. Comment
  CAS-BOT-BC232511  Penstemon roezlii Margaret J. Williams 1988-5-30 88- 26 -7 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  NY650093  Penstemon roezlii N. H. Holmgren 1978-6-8 8882 Modoc Top of mesa, 7.3 km (4.5 miles) airline distance west of Alturas on Crowder Flat road. 1460 Comment
  NY650098  Penstemon roezlii M. J. Williams 1988-6-2 8828- 7 Modoc Jess Valley, east of Likely, south of roadside rest Comment
  NY650108  Penstemon roezlii A. J. Cronquist 1959-6-20 8529 Modoc On the east slope of the Warner Mountains, near Fandango Pass. 1828.8 Comment
  SEINET188331  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  CAS-BOT-BC232514  Penstemon roezlii Elmer Ivan Applegate 1929-6-24 5886 Modoc Along Pit River above Adin. Comment
  JEPS15476  Penstemon roezlii Joseph and Hilda W. Grinnell 1938-6-16 1108 a Modoc Cedar Pass summit Warner Mountains, Cedar Pass summit 1935 Comment
  NY650126  Penstemon roezlii R. M. Austin 07 1898 2361 Modoc Comment
  HSC20995  Penstemon rydbergii var. oreocharis M. T. Milligan 1965-6-26 314 Modoc N end Jess Valley. 1616 Comment
  NY651334  Penstemon rydbergii var. oreocharis D. D. Keck 1935-6-24 3722 Modoc 1.5 miles north of Davis Creek 1525 Comment
  UC102984  Penstemon rydbergii var. oreocharis Mrs. R. M. Austin 1894-1 180 Modoc Goose Lake Valley Comment
  UC748178  Penstemon rydbergii var. oreocharis Annie M. Alexander and Louise Kellogg 1946-6-30 4874 Modoc Highgrade n end of Warner Mountains, Highgrade (w side of ridge, n end of Warner Mountains) 2377 Comment
  UC71748  Penstemon rydbergii var. oreocharis Mrs. M. H. Manning Jul 1903 214 Modoc Tamarack Flat Mt. Bidwell, Tamarack Flat (Mt. Bidwell, ne Modoc County) 2133 Comment
  CAS-BOT-BC245556  Penstemon speciosus Alice Eastwood; John Thomas Howell 1940-6-12 8094 Modoc Jess Valley. Comment
  CAS-BOT-BC245561  Penstemon speciosus Christopher Davidson 1975-6-4 2613 Modoc 1/4 mi W of Cedarville on Hwy 299. 1463 Comment
  RSA401880  Penstemon speciosus Christopher Davidson 1975-6-4 2613 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  HSC21106  Penstemon speciosus M. T. Milligan 1964-6-20 61 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  HSC24861  Penstemon speciosus R. W. Spjut 1970-7-20 500 Modoc SE corner of Goose Lake, 4 mi. W of Davis Creek 1372 Comment
  NY1102247  Perideridia bolanderi subsp. bolanderi L. C. Wheeler 1935-8-16 3881 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains 2225 Comment
  SEINET11142395  Perideridia bolanderi subsp. bolanderi M. J. Williams 1983-7-29 83- 116 -10 Modoc 1.1 MI N. of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  CAS-BOT-BC15712  Perideridia oregana Isabelo T. Kelly 1930-1-1 18 Modoc Near Davis Creek. Comment
  CAS-BOT-BC15713  Perideridia oregana R. M. Austin 1895-7-1 113 Modoc Goose Lake Valley. Comment
  UC71871  Perideridia oregana Mrs. M. H. Manning May 1903 102 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  UC1389996  Perideridia oregana T. I. Chuang and F. Gleason 1963-8-23 5926 Modoc about 5 mi w Alturas Comment
  CHSC117289  Persicaria lapathifolia Lowell Ahart; John Dittes 2016-7-14 21189 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC218153  Persicaria maculosa Bruce Bartholomew 1994-10-8 6878 Modoc 1.8 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  HSC17557  Persicaria punctata M. T. Milligan 1964-8-21 231 Modoc S end of Dorris Reservoir Dam 1372 Comment
  CAS-BOT-BC179280  Phacelia adenophora John Thomas Howell 1934-6-16 12215 Modoc 11 mi. NE of Canby. Comment
  CHSC107329  Phacelia egena Lowell Ahart; John Dittes 2011-6-21 17521 Modoc About 230 yards west of the fence, uplands south of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124309  Phacelia egena Lowell Ahart, John Dittes 2015-7-15 20339 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UC748111  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-6-30 4870 Modoc Highgrade north end of Warner Mountains (w side of ridge) 2377 Comment
  UC748114  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-8-1 5116 Modoc Eagle Peak Warner Mountains (top) 3019 Comment
  CAS-BOT-BC179258  Phacelia hastata subsp. hastata Barrett Anderson 1986-7-9 3153 Modoc Hwy 299 just W of Cedar Pass. 1920 Comment
  CAS-BOT-BC179259  Phacelia hastata subsp. hastata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10514 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  SJSU9627  Phacelia heterophylla subsp. virgata W. Savage 1979-7-7 1441 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1499 Comment
  HSC13655  Phacelia heterophylla subsp. virgata M. T. Milligan 1965-6-27 351 Modoc E slope of eroded volcanic plateau. 1677 Comment
  JEPS4038  Phacelia humilis Frances D. Payne 1929-7-26 119 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  UC702951  Phacelia humilis Alice Eastwood and John Thomas Howell 1940-6-13 8185 Modoc w side Cedar Pass Comment
  UC711822  Phacelia humilis Roxana S. Ferris and Laura Lorraine 1941-8-13 10542 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  HSC13731  Phacelia humilis M. T. Milligan 1965-6-27 358 Modoc 1677 Comment
  JEPS79140  Phacelia humilis L. R. Heckard with R. Bacigalupi 1980-6-11 5242 Modoc about 10 mi ne Alturas; Cedar Pass Campground (US Forest Service) 1889 Comment
  CAS-BOT-BC179975  Phacelia humilis var. humilis Francis Dorris Payne 1932-6-26 613 Modoc Ridge N of Parker Creek. 1828 Comment
  CAS-BOT-BC248337  Phacelia humilis var. humilis B. Bartholomew; H. Sun 2002-6-24 8811 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  RSA531355  Phacelia humilis var. humilis Bruce Bartholomew, B. Anderson 1989-6-2 4839 Modoc Vicinity of Stough Reservoir, Warner Mtns. 1950 Comment
  CAS-BOT-BC179968  Phacelia inundata Bruce Bartholomew 1991-5-24 5708 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CAS-BOT-BC179970  Phacelia inundata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6452 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  UC914300  Phacelia inundata Verne Grant 1947-8-27 8316 Modoc sw end Clear Lake Comment
  CAS-BOT-BC179952  Phacelia linearis Fred D. Douthitt 20 Modoc Juniper Flats near Flournoy Swale. 1524 Comment
  OBI59430  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc hwy 139 ca 50 airmiles SW of Klamth Falls, a few mi N of Agric. inspection station, 1 mi S of S jct to Lava Beds Natl Monument E of Tonesta. T44N R6E sec 14 1311 Comment
  RSA26541  Phacelia linearis H. C. Cantelow 1940-6-2 s.n. Modoc West of Alturas, road to Lava Beds National Monument. Comment
  RSA42002  Phacelia linearis H. C. Cantelow 1940-6-2 3231 Modoc West of Alturas, road to Lava Beds National Monument. Comment
  CAS-BOT-BC179945  Phacelia mutabilis Barrett Anderson 1986-7-9 3171 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  JEPS1150  Phacelia mutabilis W. L. Jepson 1918-8-7 7866 Modoc Mt. Bidwell 2286 Comment
  CAS-BOT-BC179940  Phacelia mutabilis John Thomas Howell june 13, 1934 12047 Modoc Fandango Pass 1828 Comment
  SJSU9586  Phacelia thermalis W. Savage 1979-7-5 1350 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1137083  Phleum alpinum August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  UCR34688  Phleum alpinum J. A. Harpel 1981-8-6 V- 14 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC247593  Phleum pratense Herbert Louis Mason 1947-7-10 13358 Modoc 0.25 mi. W of Doris Reservoir, 2 mi. E of Alturas. Comment
  CDA2315  Phleum pratense T. C. Fuller 1958-7-8 2027 Modoc Davis Creek. 0 Comment
  CDA2316  Phleum pratense T. C. Fuller 1958-7-8 2015 Modoc Davis Creek. 0 Comment
  UC1191211  Phlox austromontana F. H. Frost 1925-5-24 5 Modoc e slope Steamboat Canyon; Warner Mountains Comment
  CAS-BOT-BC197944  Phlox diffusa C. L. Hitchcock 1940-5-28 6730 Modoc Near Surprise, 15 mi. N of Alturas. Comment
  HSC17157  Phlox diffusa M. T. Milligan 1965-7-10 437 Modoc W slope of Eagle Peak. 2439 Comment
  UC1237943  Phlox diffusa John Weiler and A. P. Nelson May 26 1961-May 29 1961 61226 Modoc Cedar Pass Warner Mountains Comment
  RSA11971  Phlox diffusa subsp. diffusa Elmer I. Applegate 1932-7-9 7572 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC197919  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1897-5-31 976 Modoc Dry Lake. Comment
  CAS-BOT-BC197922  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-8-3 8127 Modoc Arid summit of Eagle Peak. 3017 Comment
  CAS-BOT-BC197923  Phlox douglasii subsp. rigida C. C. (Mrs.) Bruce 1893-6-1 79 Modoc Davis Creek. Comment
  CAS-BOT-BC197932  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-6-9 7572 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC197933  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1988-5-13 4181 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  UCR66592  Phlox douglasii subsp. rigida Christopher Davidson 1975-6-4 2604 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of hwy 395 1500 Comment
  JEPS3969  Phlox douglasii subsp. rigida N. T. Mirov 1929-5-30 Modoc e of Goose Lake (w of Fandango Valley); Warner Mountains, Buck Creek 1584 Comment
  HSC17165  Phlox hoodii M. T. Milligan 1966-5-14 615 Modoc Plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC197885  Phlox hoodii subsp. canescens Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6473 Modoc 1.9 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1670 Comment
  SBBG6053  Phlox hoodii subsp. canescens H. and M. Dearing 1939-6-9 3628 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  RSA59854  Phlox hoodii subsp. lanata E. K. Balls 1950-5-15 14700 Modoc 6 miles SW of Dry Lake Ranger Station, along railroad. 1280 Comment
  SEINET7073581  Phlox pulvinata A. G. Vestal 1955-5-18 s.n. Modoc About 3.2 miles east of Aden on Route 87. UTM Zone 10, 666674mE, 4563618mN. Coordinate datum: NAD27. Comment
  RSA27670  Phlox rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  POM65102  Phlox speciosa subsp. occidentalis M. S. Baker 1893-1 s.n. Modoc Craig's Comment
  RSA550546  Phlox speciosa subsp. occidentalis Bruce Bartholomew 1992-5-17 6344 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir 1460 Comment
  CAS-BOT-BC197862  Phlox stansburyi Bruce Bartholomew; Barrett Anderson 1989-4-28 4646 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC197863  Phlox stansburyi K. Paulson; Robert Paulson 1989-5-21 115 Modoc Crowder Flat Road, Devil's Garden. 1341 Comment
  JEPS70004  Phlox stansburyi Frances D. Payne 1932-6-8 420 Modoc 3 mi n Alturas (on road 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-BC58309  Phoenicaulis cheiranthoides Bruce Bartholomew; Barrett Anderson 1989-4-27 4641 Modoc Dutch Flat, NW of Adin. 1390 Comment
  CAS-BOT-BC58579  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1937-5-13 11088 Modoc Lava Beds Nationa Monument, Gillam Bluff. Comment
  HSC6880  Phoenicaulis cheiranthoides M. T. Milligan 1967-7-8 663 Modoc W slope of Eagle Peak 2500 Comment
  HSC95692  Phoenicaulis cheiranthoides Juha Pykala, D. H. Norris 1987-5-27 1120 Modoc Modoc National Forest, 4 mi. from Hwy. 299, Crowder Flat Rd. 1518 Comment
  RSA120962  Phoenicaulis cheiranthoides Milo S. Baker 1936-6-14 8349 Modoc Near summit of Cedar Pass. 1936 Comment
  UC10760  Phoenicaulis cheiranthoides Milo S. Baker 1893-6-13 Modoc near Pitt River Comment
  UC117652  Phoenicaulis cheiranthoides unknown Apr. 1890 465 Modoc Goose Lake Valley Comment
  UC117653  Phoenicaulis cheiranthoides Mrs. R. M. Austin May 1894 4 Modoc Goose Lake Valley Comment
  UCD116138  Phoenicaulis cheiranthoides Alan A. Beetle 1941-6-29 2831 Modoc Near summit of Cedarville Pass. 2118 Comment
  CAS-BOT-BC247592  Phragmites australis Herbert Louis Mason 1947-8-11 13501 Modoc Hwy 81, N of Modoc-Lassen County line. Comment
  UC1100409  Phragmites australis Herbert L. Mason 1947-8-11 13501 Modoc Highway 81 n of Modoc-Lassen County Line; Highway 81 Comment
  CAS-BOT-BC30199  Pinus albicaulis Bruce Bartholomew 1990-8-5 5684 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  UCSB121  Pinus contorta subsp. murrayana Haller, John 1959-08 Modoc 0.5 miles west of the crest of the Warner Mtns, 3 miles east of Patterson Ranger Station and camp ground on road between Blue lake and Lower Alkali Lake 2286 Comment
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Aug 2 2019
  UCR78710  Pinus contorta var. murrayana David A. Charlet 1993-8-18 573 Modoc Warner Mtns., 2.8 km north of Eagle Peak 2744 Comment
  SEINET3874431 Image available Pinus ponderosa var. ponderosa David A. Charlet 1994-7-7 1933 Modoc Warner Mountains near Surprise Valley floor at Lake City turnoff.; 0 1433 Comment
  CAS-BOT-BC242223  Piperia unalascensis Leland S. Smith 1922-7-20 1302 Modoc Field redacted by CAS, contact the data manager for more information 1905 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
  RSA149139  Plagiobothrys bracteatus I. L. Wiggins, Dorothy Wiggins 1961-6-16 16522 Modoc Drying swale near Cloverswale Creek, 4.8 miles NE of Canby Comment
  CHSC112757  Plagiobothrys cusickii Lowell Ahart; John Dittes 2013-7-24 18920 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  UC1191842  Plagiobothrys cusickii Herbert L. Mason and Verne Grant 1947-7-12 13394 Modoc off Highway 395 several mi s Alturas (irrigation ditch by Jones' Lane) Comment
  UC1037248  Plagiobothrys cusickii Leo Whitney 1930-7-21 3566 Modoc Pit River Comment
  UC748449  Plagiobothrys hispidulus Annie M. Alexander and Louise Kellogg 1946-7-6 4914 Modoc in wash 3.5 mi e Eagleville 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
  UC1191652  Plagiobothrys mollis Herbert L. Mason, Verne Grant 1947-7-12 13395 Modoc irrigation ditch by Jones' Lane (off Highway 395, several mi s of Alturas) Comment
  RSA531369  Plagiobothrys mollis Bruce Bartholomew 1990-7-19 5401 Modoc Turner Creek at County Road 90, N end of Big Valley. 6.4 km N of Lassen County border 1230 Comment
  GMDRC7868  Plagiobothrys salsus Ron Kelley 2006-6-27 Modoc Surprise Valley: east of Warner Mountains, near Cedarville 1363 Comment
  POM260097  Plagiobothrys scouleri var. hispidulus C. L. Hitchcock 1940-5-27 6686 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA59935  Plagiobothrys scouleri var. hispidulus E. K. Balls 1950-5-13 14667 Modoc Goose Lake, east shore, near Willow Ranch. 1463 Comment
  CAS-BOT-BC58765  Plagiobothrys stipitatus var. micranthus Arnold Tiehm; J. Nachlinger; G. Schoolcraft 1984-6-24 8798 Modoc Surprise valley, E side of Middle Alkali Lake, E of Cedarville. 1356 Comment
  SEINET3084128 Image available Plagiobothrys stipitatus var. micranthus A. Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8798 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville 1356 Comment
  SBBG20689  Plagiobothrys undulatus C. B. Hardham 1961-6-17 Modoc Cedar Pass Cmpgrd Comment
  HSC16609  Platanthera dilatata var. leucostachys M. T. Milligan 1965-6-26 327 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC242218  Platanthera dilatata var. leucostachys Bruce Bartholomew; Barrett Anderson 1988-6-24 4356 Modoc Field redacted by CAS, contact the data manager for more information 1960 Comment
  UC4579  Platanthera sparsiflora Milo S. Baker 1893-7-18 Modoc Comment
  CAS-BOT-BC136648  Platanthera stricta Mrs. R. M. Austin 1884-7-1 167 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC136649  Platanthera stricta Mrs. R. M. Austin 1883-8-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC242208  Platanthera stricta Bruce Bartholomew 1989-8-11 5075 Modoc Field redacted by CAS, contact the data manager for more information 1920 Comment
  CAS-BOT-BC242209  Platanthera stricta Bruce Bartholomew 1994-7-2 6823 Modoc Field redacted by CAS, contact the data manager for more information 1910 Comment
  POM68546  Plectritis congesta subsp. brachystemon R. M. Austin 1895-05 415 Modoc Goose Lake. Comment
  CAS-BOT-BC245394  Plectritis macrocera John Thomas Howell 1934-6-11 11973 Modoc Parker Creek. 1584 Comment
  JEPS4045  Plectritis macrocera Frances D. Payne 1932-6-10 630 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC912461  Plectritis macrocera F. H. Frost 1925-5-24 3 Modoc Steamboat Canyon Comment
  POM128314  Plectritis macrocera subsp. grayi M. French Gilman 558 Modoc Modoc Co. Mts. 1982 Comment
  RSA185318  Poa Clare B. Hardham 1961-6-19 7854 Modoc Paso Robles Comment
  CAS-BOT-BC247576  Poa X limosa Dean William Taylor; R. Palmer; William B. Davilla 1987-6-23 9047 Modoc Crank Springs. 1432 Comment
  CAS-BOT-BC247577  Poa X limosa John Thomas Howell 1934-7-1 12346 Modoc Duncan Horse Camp. Comment
  SEINET190958 Image available Poa annua A. A. Beetle 1941-6-29 2832 Modoc Near summit Cedarville Pass 2118 Comment
  CAS-BOT-BC247581  Poa cusickii Bruce Bartholomew 1990-6-18 5371 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  UCD90917  Poa cusickii L. Whitney 1935-5-26 3141 Modoc Ash Creek, 10 miles E of Adin. Comment
  SACT001882  Poa nevadensis Herbert Mason, Malcolm Nobs 1949-5-29 Modoc 2 miles east of Adin. Comment
  RSA273391  Poa palustris J. P. Smith, J. O. Sawyer 1973-8-9 7277 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  HSC80839  Poa pratensis G. M. Riegel 1979-7-5 493 Modoc S Warner Mtns. 2100 Comment
  UCD91855  Poa pratensis J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC247616  Poa pratensis subsp. pratensis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10532 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  JEPS120882  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18767 Modoc About 300 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  CAS-BOT-BC247621  Poa pratensis subsp. pratensis John H. Hatton 1911-6-12 46 Modoc Modoc County. 1493 Comment
  CAS-BOT-BC255023  Poa secunda Roxana S. Ferris; Laura Lorraine 1941-8-14 10582 Modoc 3 miles from Patterson Ranger Station on road to Eagleville, Warner Mountains, Modoc National Forest Comment
  POM203474  Poa secunda J. T. Howell 1934-6-14 12172 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  POM264350  Poa secunda A. A. Beetle 1941-6-29 2827 Modoc Near summit of Cedarville Pass. 2119 Comment
  UCD90410  Poa secunda J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  UCD90463  Poa secunda E. Wilson 1935-5-15 s.n. Modoc 20 miles W of Alturas. Comment
  HSC10720  Poa secunda subsp. juncifolia R. C. Wunner 1965-7-1 329 Modoc Lava Beds N. M., 1/4 mi. from top of Gillems Bluff above Gillems Camp. Comment
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Aug 20 2013
  UC1024920  Poa secunda subsp. juncifolia Leo Whitney 1935-6-29 3360 a Modoc Alturas Comment
  CAS-BOT-BC247607  Poa secunda subsp. secunda John Thomas Howell 1934-7-1 12342 Modoc Duncan Horse Camp. 1355 Comment
  CHSC117017  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2016-6-6 20940 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  JEPS70660  Poa secunda subsp. secunda L. S. Smith 1917-7-2 56 Modoc head of Shields Creek; Warner Mts 2331 Comment
  JEPS75401  Poa secunda subsp. secunda Frances D. Payne 1932-6-24 566 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  UCD90489  Poa secunda subsp. secunda A. A. Beetle 1941-6-29 2827 Modoc Near summit of Cedarville Pass. 2118 Comment
  UCD92102  Poa trivialis J. C. Hays 1937-7-1 s.n. Modoc Modoc County. 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-BC252515  Poa wheeleri Bruce Bartholomew 1991-6-20 5789 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  CHSC109463  Poa wheeleri L. P. Janeway; B. Castro 2012-7-26 11016 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  HSC65261  Poa wheeleri J. P. Smith, J. O. Sawyer 1973-8-8 7229 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC179346  Pogogyne floribunda James D. Jokerst 1987-6-23 2930 Modoc Ca. 2 mi. SW of Doublehead Mountain. Comment
  CHSC67513  Pogogyne floribunda J. D. Jokerst 1987-6-23 2930 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake). About 2 miles SW of Doublehead Mountain. Comment
  CHSC67518  Pogogyne floribunda J. D. Jokerst 1987-6-23 2931 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear lake). Small lake several hundred meters S of Doublehead Lake. Comment
  NY22575  Pogogyne floribunda J. D. Jokerst 1990-7-31 3205 Modoc Dry lakebed with Artemisia cana. Modoc National Forest, Devils Garden Ranger District (south of Clear Lake), about 1.5 miles SE of Doublehead Mountain, N and adjacent to dirt road and 0.25 mile W of a north to south-oriented fenceline through the center o Comment
  CAS-BOT-BC95166  Polanisia dodecandra subsp. trachysperma E. S. Willits 1939-10-10 156 Modoc Surprise Valley. Comment
  CDA25324  Polanisia dodecandra subsp. trachysperma J. Elliott 1975-7-22 103 Modoc In excavation site beside Highway 81, 13 km south of Cedarville. 0 Comment
  CAS-BOT-BC197859  Polemonium micranthum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6474 Modoc 1.9 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1670 Comment
  JEPS13799  Polyctenium fremontii L. S. Smith June 1924 1230 Modoc Happy Camp 1371 Comment
  RSA59937  Polyctenium fremontii E. K. Balls 1950-5-11 14631 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8-mile Creek. 1463 Comment
  CAS-BOT-BC58321  Polyctenium fremontii var. fremontii Bruce Bartholomew 1991-5-24 5739 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  UC1536796  Polygonum amphibium var. stipulaceum Gordon H. True Jr. 1939-7-21 1040 Modoc Jacks Swamp Comment
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May 24 2006
  CDA2770  Polygonum arenastrum T. C. Fuller 1958-7-8 1958 Modoc Corporation Ranch, Likely. 0 Comment
  UC1576762  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10486 Modoc Snake Lake Warner Mountains (bed) 1569 Comment
  RSA530111  Polygonum buxiforme D. W. Taylor, G. L. Clifton 1989-8-6 10486 Modoc bed of Snake Lake 1570 Comment
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Mar 12 2011
  UC6693  Polygonum douglasii subsp. austiniae Mrs. R. M. Austin and Bruce June 1898 134 Modoc Goose Lake Comment
  JEPS4016  Polygonum douglasii subsp. douglasii Frances D. Payne 1935-7-6 784 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC526135  Polygonum douglasii subsp. spergulariiforme John Thomas Howell 1934-7-1 12326 Modoc Duncan Horse Camp Comment
  CDA15889  Polygonum lapathifolium J. DiTomaso 2000-7-25 s.n. Modoc Modoc Plateau; Along Eastside Canal, 1/4 mi. W of US Hwy 395 off Jones Lane, and 1/2 mi. S of southern tip of Modoc National Wildlife Refuge. 1371 Comment
  POM260895  Polygonum polygaloides subsp. confertiflorum Alice Eastwood, John T. Howell 1940-6-14 8210 Modoc 8 miles NW of Canby Comment
  UC1971321  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 Modoc DEVILS GARDEN: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  UCR124266  Polygonum polygaloides subsp. confertiflorum L. C. Wheeler 1973-8-22 s.n. Modoc Devils Garden; c. 1/4 mile southwest of Big Sage Reservoir 1497 Comment
  CAS-BOT-BC218169  Polygonum polygaloides subsp. confertiflorum Herbert Louis Mason 1957-6-21 14706 Modoc West side of Said Valley. Comment
  UC1713245  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-7-6 14725 Modoc Rim Rock, west of Goose Lake Comment
  JEPS86719  Polygonum polygaloides subsp. esotericum John Hale 1990-7-10 Modoc 16 mi wnw of Canby (adjacent to CA Highway 139, near concrete spillway of water project, w Modoc County) Comment
  RSA602681  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-16 3867 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  RSA603740  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-25 3919 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  UCR137459  Polygonum polygaloides subsp. esotericum L. C. Wheeler 1973-8-23 s.n. Modoc Big Mud Lake Comment
  JEPS49472  Polygonum polygaloides subsp. kelloggii Louis C. Wheeler 1935-8-16 3867 Modoc Warner Mts., Dismal Swamp, Twenty-Mile Creek 2225 Comment
  HSC17501  Polygonum sawatchense subsp. sawatchense M. T. Milligan 1965-6-30 389 Modoc E of Jess Valley. 1707 Comment
  CAS-BOT-BC218152  Polygonum spergulariiforme Bruce Bartholomew 1994-10-8 6874 Modoc 0.8 km SE of Lookout Junction on road to Lookout. 1280 Comment
  CDA22795  Polygonum spergulariiforme G. D. Barbe 1991-8-28 4445 Modoc Kelley Spring, 3.4 miles (5.5 km) from Highway 299 at Rush Creek, on Primary Forest Service Road 22 and Road 40N33, Modoc National Forest. Comment
  POM203795  Polygonum spergulariiforme J. T. Howell 1934-7-1 12326 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC252510  Polypogon monspeliensis Bruce Bartholomew 1992-5-15 6283 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  UC1024926  Polypogon monspeliensis Leo Whitney 1935-6-30 3352 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  UC70666  Polypogon monspeliensis Mrs. M. H. Manning June 1903 402 Modoc north-eastern Modoc County Comment
  CAS-BOT-BC225104  Populus tremuloides Elmer Ivan Applegate 1932-7-31 7951 Modoc Mill Creek Meadow, Warner Mts. Comment
  RSA611274  Populus tremuloides Louis C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place. Devil's Garden. 1524 Comment
  SEINET11984746  Populus trichocarpa E. K. Balls 1950-1 14610 Modoc W of Middle Lake, between Eagleville and Cedarville 1433 Comment
  CAS-BOT-BC242241  Potamogeton foliosus Verne Grant; I. Schneider 1947-7-22 8153 Modoc Headwaters of North Fork of Pit River, 1 mi. NW of Hwy 395 on dirt road leading to S end of Goose Lake. Comment
  CAS-BOT-BC242233  Potamogeton natans Bruce Bartholomew 1991-6-23 5875 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  RSA210788  Potamogeton nodosus Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39129 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  HSC17799  Potamogeton pusillus M. S. Baker 1899-8-24 Modoc Carmichaels Mill, Big Valley Comment
  SEINET5335427  Potamogeton pusillus M. S. Baker 1899-8-24 s.n. Modoc Carmichaels Mill Comment
  CAS-BOT-BC242271  Potamogeton richardsonii Herbert Louis Mason; Verne Grant 1947-7-11 13380 Modoc Road from Likely to Jess Valley, ca. 1 mi. E of Likely. Comment
  UC1100097  Potamogeton richardsonii Herbert L. Mason, Verne Grant 1947-7-11 13380 Modoc 1 mi e of Likely (on road from Likely to Jess Valley) Comment
  UCD138296  Potamogeton richardsonii Herbert L. Mason; Verne Grant 1947-7-11 13380 Modoc on road from Likely to Jess Valley, ca. 1 mile east of Likely. Comment
  UC441353  Potamogeton striatus Milo S. Baker 1899-8-24 Modoc Pit R. at Lookout Comment
  UCR270962  Potentilla John F. Emmel 2000-8-3 1682 Modoc Modoc Plateau, north end of the Warner Mountains, slope and meadow 0.6 air mile ESE of Moonlight Mines, on NW flank of Mt. Bidwell 2470 Comment
  RSA59545  Potentilla anserina E. K. Balls 1950-5-10 14595 Modoc West shore Middle Lake, near Cedarville. 1402 Comment
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Feb 22 2013
  CDA42914  Potentilla biennis L. Ahart, John Dittes 2012-7-1 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. 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
  CAS-BOT-BC214785  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1989-6-3 4860 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  UC1594792  Potentilla gracilis David Charlet 1989-8-15 499 Modoc 1 km nw Eagle Peak (Upper Slide Creek); South Warner Mountains, Upper Slide Crk, nw of Eagle Pk 2550 Comment
  HSC80693  Potentilla gracilis var. fastigiata G. M. Riegel 1979-8-13 661 Modoc S Warner Mtns. 1670 Comment
  JEPS47216  Potentilla gracilis var. fastigiata Frances D. Payne 1931-7-4 319 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC12547  Potentilla gracilis var. fastigiata Milo S. Baker 1893-6-30 Modoc Comment
  CAS-BOT-BC143310  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc Near west end of Clear Lake Comment
  POM224393  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc Near west end of Clear Lake Comment
  JEPS127291  Potentilla rivalis Lowell Ahart, John Dittes 2016-7-14 21196 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
  UC1191493  Potentilla rivalis Verne Grant, Irving Schneider 1947-8-27 8318 Modoc sw end Clear Lake; sw end of Clear 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
  POM70066  Prunella vulgaris var. lanceolata Mrs. R. M. Austin 1895-07 443 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC214803  Prunus emarginata Bruce Bartholomew 1989-7-15 5019 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  JEPS44934  Prunus emarginata W. L. Jepson 1918-8-6 7837 Modoc Summit Fandango Pass Fandango Pass; Warner Mountains, Fandango Pass 1859 Comment
  UC748214  Prunus emarginata Annie M. Alexander and Louise Kellogg 1946-6-28 4859 Modoc above Lily Lake (Pine Creek Canyon, north end of Warner Mountains); Warner Mountains, Pine Creek Canyon 2103 Comment
  CAS-BOT-BC214813  Prunus subcordata Elmer Ivan Applegate 1897-6-2 861 Modoc Near Likely, upper Pit River Watershed. Comment
  HSC27163  Prunus subcordata J. P. Smith, J. O. Sawyer 1972-5-6 5280 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  RSA59642  Prunus subcordata E. K. Balls 1950-5-12 14651 Modoc N of Bucks Creek Ranger Station. Modoc National Forest. 1829 Comment
  UC719794  Prunus subcordata Rogers McVaugh 1941-8-5 6252 Modoc 5.5 mi w of Cedarville (e slope of Warner Mountains); Warner Mountains Comment
  CAS-BOT-BC214812  Prunus subcordata R. M. Austin 1898-6-1 2343 Modoc Modoc County. Comment
  HSC80703  Prunus virginiana var. demissa G. M. Riegel 1980-7-1 799 Modoc South Warner Mountains 1670 Comment
  UC1191504  Prunus virginiana var. demissa Verne Grant, Irving Schneider 1947-7-22 8159 Modoc 1 mi nw of Highway 395 (on dirt road leading to s end of Goose Lake, at headwaters of North Fork Pit River); North Fork Pit River Comment
  UC748476  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1946-6-9 4706 Modoc Mouth of Eagle Creek Canyon, Warner Mountains Eagle Creek Canyon; Warner Mountains, Eagle Creek Canyon Comment
  UCD113532  Prunus virginiana var. demissa Donald Myrick 1968-6-20 1974 Modoc Cedar Pass, Highway 299, 20 miles east of Alturas. 1828 Comment
  SEINET7452163  Prunus virginiana var. demissa J. H. Robertson 1974-8-27 NS 67 -74 Modoc Between Adin and Eagle Lake, Highway 139, 1 mile North of Willow Creek 1532 Comment
  UCSB16353  Prunus virginiana var. demissa 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
  JEPS34063  Pseudognaphalium thermale L. S. Smith 1922-1-1 Modoc Modoc National Forest Comment
  UCD32716  Pseudoroegneria spicata Beecher Crampton 1954-7-7 2148 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1615 Comment
  UCD91502  Pseudoroegneria spicata Beecher Crampton; with Carl Rimbey 1954-7-7 2133 Modoc West side of Cedar Pass, Warner Mountains. 1889 Comment
  UCD91503  Pseudoroegneria spicata Beecher Crampton; Carl Rimbey 1954-7-7 2148 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, Warner Mountains. Comment
  CAS-BOT-BC95234  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95237  Pseudostellaria jamesiana Bruce Bartholomew 1990-6-17 5302 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  HSC80708  Pseudostellaria jamesiana G. M. Riegel 1979-7-27 604 Modoc S Warner Mtns. 1670 Comment
  RSA27379  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC853137  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 mi ne Alturas 1615 Comment
  SEINET11944060  Pseudostellaria jamesiana M. Ownbey, Meyer, F. G. 1940-1 2142 Modoc Cedar Peak, Warner Mts Comment
  UC465824  Pseudostellaria jamesiana M. F. Gilman 663 Modoc Canyons 1676 Comment
  UCD32738  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2191 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UCD93435  Puccinellia nuttalliana R. Tofsrud 1942-7-1 254 Modoc south end of Goose Lake. Comment
  CHSC65832  Purshia tridentata J. Ingraham 1995-4-16 18 Modoc 7.5 mi S. of Davis Creek, 50 yds. E of Hwy. 395. 1432 Comment
  UCD22435  Purshia tridentata Brian Vanden Heuvel 2003-4-10 197 Modoc Warm Springs Valley, 5 miles east of Canby on CA 299, near an old stone quarry at Modoc National Forest boundary. Comment
  SEINET10542464  Purshia tridentata David B. Dunn, Paul Gallian 1971-6-2 Dunn 17772 Modoc 9 miles sw of canby on hwy 299, in decomposed granite; in artemesia, very moist Season of year with melting patches of snow. Pinus ponderosa-juniper assoc. 30-40 Degrees slope 1463 Comment
  CAS-BOT-BC218231  Purshia tridentata var. tridentata A. D. Borden 1911-8-9 Modoc S slope of Shields Creek. Comment
  CAS-BOT-BC218234  Purshia tridentata var. tridentata Bruce Bartholomew; Barrett Anderson 1988-7-21 4447 Modoc Dry hillside, SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC95692  Pyrola picta Bruce Bartholomew 1994-8-22 6870 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2350 Comment
  CAS-BOT-BC95693  Pyrola picta Bruce Bartholomew 1995-7-30 7045 Modoc Big Valley Mountains N of County Road 94. 1400 Comment
  SEINET195664  Pyrola picta Unknown 1946-8-8 5119 Modoc Seen at the end of the Portal Reservation Road. Deep Creek Canyon. Warner Mountains Comment
  UC73539  Pyrola picta Milo S. Baker 1898-7-1 536 Modoc Forestdale Comment
  JEPS5940  Pyrrocoma carthamoides var. cusickii Frances D. Payne 1932-7-22 730 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SJSU9381  Pyrrocoma carthamoides var. cusickii W. Savage 1979-7-3 1295 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1037320  Pyrrocoma carthamoides var. cusickii Leo Whitney 1934-6-2 1862 Modoc ca 17 mi nw Canby (Badger Wells); Badger Wells Comment
  HSC67877  Pyrrocoma hirta J. P. Smith, J. O. Sawyer 1973-8-8 7249 Modoc Along summit trail to Patterson Guard Station, 1 mi. S of trail to N Emerson Lake 2561 Comment
  UC76018  Pyrrocoma hirta var. lanulosa Milo S. Baker July 1894 Modoc lake at Mt. Meadows w of summit w Eagle Lake; Lake at Mt. Meadows w of summit Comment
  UC86535  Pyrrocoma racemosa var. paniculata Mrs. R. M. Austin Aug 1886 Modoc Goose Lake Comment
  CAS-BOT-BC105114  Quercus kelloggii Elmer I. Applegate 1897-6-1 872 Modoc Under rim rock near head of Black Canyon, about 6 miles above Canby, on road to Klamath Falls Comment
  CAS-BOT-BC180122  Quercus kelloggii Leland S. Smith 1922-7-29 1324 Modoc Big Valley foothills. 1371 Comment
  RSA504607  Quercus kelloggii Bruce Bartholomew, B. Anderson 1988-6-23 4262 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  CAS-BOT-BC180123  Quercus kelloggii Leland S. Smith 1922-8-1 1326 Modoc Bieber Allot foothills, S of Thompson's. 1219 Comment
  CAS-BOT-BC50360  Raillardella argentea Francis Dorris Payne 1929-7-26 132 Modoc Mt. Warren, Warner Mountains 2743 Comment
  CAS-BOT-BC217252  Ranunculus alismifolius Annie Montague Alexander; L. Kellogg 1946-6-8 4696 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  UC72897  Ranunculus alismifolius var. alismifolius Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC379163  Ranunculus aquatilis var. aquatilis F. P. Cronemiller; L. S. Smith 1923-6-18 601 Modoc Indian Dick R.S. Comment
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  UC9367  Ranunculus aquatilis var. capillaceus M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  JEPS60660  Ranunculus aquatilis var. capillaceus Frances D. Payne 1932-7-14 681 Modoc s and e Alturas; Warner Mountains, Parker Creek Canyon 1706 Comment
  CAS-BOT-BC217268  Ranunculus aquatilis var. diffusus Alice Eastwood; John Thomas Howell 1940-6-12 8093 Modoc Jess Valley. Comment
  CAS-BOT-BC217270  Ranunculus aquatilis var. diffusus Bruce Bartholomew; Barrett Anderson 1988-5-14 4208 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC217275  Ranunculus aquatilis var. diffusus Herbert Louis Mason; Verne Grant 1947-7-11 13370 Modoc By Jones Lane, off Highway 395, S of Alturas. Comment
  NY493019  Ranunculus aquatilis var. diffusus H. L. Mason 1947-7-11 13370 Modoc Irrigation ditch by Jones' Lane, off Highway 395, south of Alturas Comment
  UCD95857  Ranunculus aquatilis var. diffusus Herbert L. Mason; Verne Grant 1947-7-11 13370 Modoc by Jones' Lane, off Highway 395, south of Alturas. Comment
  UC71612  Ranunculus aquatilis var. hispidulus Mrs. M. H. Manning 1903-4-26 88 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  RSA0005406  Ranunculus austinae R. M. Austin 1894-1 s.n. Modoc Crevices, high bluff of lava rock east of Willow Creek Valley. Comment
  CHSC115571  Ranunculus cymbalaria Lowell Ahart; John Dittes 2015-7-15 20348 Modoc On the east side of Eldins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  POM269960  Ranunculus cymbalaria var. saximontanus W. T. Frost 1925-7-11 9 Modoc Cedar Canyon, 2 miles above Cedaville, Warner Mts, Modoc County Comment
  UC634961  Ranunculus cymbalaria var. saximontanus F. H. Frost 1925-7-11 9 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  POM312417  Ranunculus cymbalaria var. saximontanus H. L. Mason 1947-8-15 13552 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake. Comment
  RSA604932  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts 1555 Comment
  CAS-BOT-BC217240  Ranunculus flabellaris Alice Eastwood; John Thomas Howell 1940-6-12 8080 Modoc Jess Valley. Comment
  RSA84858  Ranunculus flabellaris Alice Eastwood, John T. Howell 1940-6-12 8080 Modoc Jess 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
  CAS-BOT-BC217245  Ranunculus glaberrimus var. glaberrimus F. Angwin 1946-4-21 Modoc Stone Coal Canyon, near Adin. 1280 Comment
  SJSU10628  Ranunculus occidentalis H. L. Buckalew 1961-6-22 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 1981 Comment
  UC9479  Ranunculus occidentalis Milo S. Baker 1893-6-10 Modoc Comment
  RSA59533  Ranunculus occidentalis var. eisenii E. K. Balls 1950-5-20 14807 Modoc 2.1 miles above S Fork Public Camp, aldong S Fork Pit River to Jess Valley 1463 Comment
  CAS-BOT-BC217188  Ranunculus orthorhynchus var. orthorhynchus Bruce Bartholomew; Barrett Anderson 1989-6-1 4758 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CAS-BOT-BC217189  Ranunculus orthorhynchus var. orthorhynchus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16486 Modoc 6.4 mi. S of Lassen Creek camp ground, on roda to Buck Mt., Warner Mts. Comment
  RSA8216  Ranunculus oxynotus Elmer I. Applegate 1932-8-3 8133 Modoc E slope of Eagle Peak, near summit, Warner Mts. 2744 Comment
  CAS-BOT-BC217196  Ranunculus sceleratus var. multifidus Alice Eastwood; John Thomas Howell 1940-6-13 8184 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC217197  Ranunculus sceleratus var. multifidus C. C. (Mrs.) Bruce 1897-6-1 486 Modoc Fletcher Creek, Goose Lake. Comment
  RSA604937  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  JEPS96813  Ranunculus testiculatus Dean W. Taylor 1992-3-16 12332 Modoc 1 air mi SW of Duncan Reservoir; Modoc Plateau 1493 Comment
  HSC103172  Ranunculus testiculatus R. W. Tate, K. Ludwig 2014-3-19 1402 Modoc Modoc National Forest, Devil's Garden RD, Reservoir C parking area. 1513 Comment
  RSA59643  Ribes aureum E. K. Balls 1950-5-12 14650 Modoc Hillsides north of Bucks Creek Ranger station, Modoc National Forest. 1829 Comment
  UC465779  Ribes aureum M. F. Gilman 527 Modoc Comment
  CAS-BOT-BC225876  Ribes cereum Francis Dorris Payne 1931-6-10 142 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC225877  Ribes cereum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 89 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC225884  Ribes cereum Bruce Bartholomew; Barrett Anderson 1988-5-12 4107 Modoc S side of Egg Lake. 1300 Comment
  RSA59943  Ribes cereum E. K. Balls 1950-5-12 14654 Modoc Hillsides north of Bucks Creek Ranger station, Modoc Nat l Forest, east of Goose Lake. 1860 Comment
  UC1281035  Ribes cereum H. E. McMinn 1931-5-23 2462 Modoc Cedarville Road Warner Mts. 1889 Comment
  POM92109  Ribes cereum Mrs. R. M. Austin 1895-05 43 Modoc Ross Canyon Comment
  UCSB24065  Ribes cereum var. cereum McMinn, H. 1931-5-23 Modoc Warner Mtns; Cedarville Rd 1889 Comment
  JEPS49409  Ribes inerme var. inerme Mrs. M. H. Manning 1907-1-1 Modoc e side Mt. Bidwell; 12 mile Creek Comment
  RSA59538  Ribes velutinum E. K. Balls 1950-5-20 14802 Modoc Above Mill Creek Falls Public Camp on way from likely to Clear Lake 1738 Comment
  SBBG27540  Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 mi NE of Alturas 1615 Comment
  SEINET195338 Image available Ribes viscosissimum Annie M. Alexander, L Kellogg 1946-6-15 4772 Modoc Deep Creek 1981 Comment
  RSA0020908  Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 miles NE of Alturas. 1616 Comment
  CAS-BOT-BC50369  Rigiopappus leptocladus Fred. P. Cronemiller 1920-6-15 10 Modoc McKenzie Spring. 1341 Comment
  CAS-BOT-BC50374  Rigiopappus leptocladus John H. Hatton 1911-6-16 101 Modoc Modoc County. 1371 Comment
  JEPS114374  Rorippa Lowell Ahart, John Dittes 2008-8-25 15274 Modoc On the banks of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  CDA20130  Rorippa austriaca C. Pirosko 2002-6-14 PDR P 120230 Modoc Modoc Plateau; Jones Lake. 0 Comment
  CDA25108  Rorippa columbiae T. C. Fuller 1979-6-5 20264 Modoc R. A. Byrne property, north side of Highway 108, 10 km northeast of Tulelake. 0 Comment
  RSA530126  Rorippa columbiae D. W. Taylor 1987-8-9 9280 Modoc Clear Lake Reservior, on shore 100 meters west of dam., [Should be T47N...] 1372 Comment
Read comments
Sep 24 2008
  CAS-BOT-BC58412  Rorippa curvisiliqua E. S. Willits 1940-5-16 255 Modoc Willow Ranch. Comment
  CAS-BOT-BC58413  Rorippa curvisiliqua John Thomas Howell 1934-6-30 12296 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC58379  Rorippa curvisiliqua Leland S. Smith 1922-7-7 1261 Modoc Near Ft. Bidwell, along boundary of Forest. 1737 Comment
  CHSC99116  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2008-6-21 15000 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS127165  Rorippa curvisiliqua var. orientalis Lowell Ahart, John Dittes 2016-7-14 21163 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
  UC1191427  Rorippa palustris Verne Grant and Irving Schneider 1947-8-28 8341 Modoc nw Alturas; Jack Swamp, nw of Alturas Comment
  UCD115380  Rorippa sinuata Carl Rimbey 1955-6-15 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC218242  Rosa gymnocarpa Bruce Bartholomew 1995-7-30 7037 Modoc 0.8 km E of Day on County Road 94. 1140 Comment
  CHSC111412  Rosa woodsii subsp. ultramontana Lowell Ahart; John Dittes 2012-7-10 18318 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Bid Balley. 1266 Comment
  HSC80702  Rosa woodsii subsp. ultramontana G. M. Riegel 1979-8-25 688 Modoc South Warner Mtns. 1670 Comment
  POM89374  Rosa woodsii subsp. ultramontana R. M. Austin 1895-08 455 Modoc Goose Lake Valley Comment
  RSA101385  Rosa woodsii subsp. ultramontana R. Weatherby 1955-7-8 1627 Modoc 5 miles north of Ft. Bidwell, no. Warner Mts. 1784 Comment
  CAS-BOT-BC218250  Rosa woodsii var. ultramontana Mrs. H. C. Cantelow 1940-6-1 4322 Modoc E slope Warner Mts., Cedar Pass Road. Comment
  CAS-BOT-BC218255  Rosa woodsii var. ultramontana Belknap C. Goldsmith 1912-5-5 64 Modoc Near Big Valley (P.O. Beiber - 20 mi.). 1402 Comment
  JEPS47231  Rosa woodsii var. ultramontana Frances D. Payne 1931-6-17 161 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC497306  Rosa woodsii var. ultramontana B. Bartholomew 1990-6-17 5284 Modoc Surprise Valley, SW side of Lower Alkali Lake, 1.0 km N of Lassen County border 1370 Comment
  UC12849  Rosa woodsii var. ultramontana Mrs. R. M. Austin and Bruce Jul 1898 2842 Modoc Comment
  CAS-BOT-BC211338  Rumex acetosella Bruce Bartholomew 1991-7-4 5888 Modoc S end of Higgins Flat. 1370 Comment
  HSC17581  Rumex acetosella M. T. Milligan 1964-6-6 7 Modoc N side of Dorris Reservoir along shore 1372 Comment
  HSC17597  Rumex crispus M. T. Milligan 1964-7-1 105 Modoc Rattlesnake Butte Rd. at Pit River. 1372 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
  UCD100942  Rumex fueginus Herbert L. Mason; Verne Grant 1947-7-11 13362 Modoc Highway 395, 5 miles south of Alturas. Comment
  CAS-BOT-BC211302  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 mi E of Alturas. Comment
  CAS-BOT-BC211346  Rumex lacustris Edward Kent Balls 1950-5-13 14661 Modoc Goose Lake, E shore, about Willow Ranch. 1463 Comment
  CAS-BOT-BC211303  Rumex maritimus Bruce Bartholomew 1990-8-3 5606 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  UC1101221  Rumex salicifolius var. lacustris Herbert L. Mason 1947-8-9 13482 Modoc n of Alturas (e side of Fairchild Swamp); Fairchild Swamp Comment
  JEPS117504  Rumex salicifolius var. triangulivalvis Lowell Ahart, John Dittes 2010-8-31 17117 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
  JEPS121210  Rumex triangulivalvis Lowell Ahart, John Dittes 2013-7-24 18940 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  RSA193946  Ruppia cirrhosa W. R. Dudley 1893-07 s.n. Modoc Santa Cruz County, Loggon E of Seabright, Santa Cruz Comment
  HSC32020  Sagittaria cuneata J. D. Ackerman 1974-7-4 362 Modoc Howards Gulch, 6 mi. NW of Canby, off Hwy. 139 Comment
  SEINET8466591 Image available Sagittaria cuneata R. F. Thorne, C. W. Tilforth 1969-9-4 39058 Modoc 2 mi W of Davis Creek (town), S of Goose Lake. 1341 Comment
  RSA170191  Sagittaria cuneata W. L. Jepson 1918-8-5 7825 Modoc S Fork Valley. 1372 Comment
  UC1024330  Sagittaria cuneata Annie M. Alexander and Louise Kellogg 1946-7-6 4915 Modoc East Eagleville Comment
  CAS-BOT-BC225111  Salix bebbiana Belknap C. Goldsmith 1911-5-21 25 Modoc East shore of Goose Lake. Comment
  JEPS14875  Salix boothii L. S. Smith 1918-8-11 1023 Modoc Camp One-T38-16 Modoc Nat'l Forest 22 Comment
  UC492370  Salix boothii Frances D. Payne 1932-7-21 728 a Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225758  Salix eastwoodiae Francis Dorris Payne 1931-7-8 177 Modoc Pine Creek Basin ca. 33 km SE of Alturas, Warner Mountains 2280 Comment
  CAS-BOT-BC225759  Salix eastwoodiae Francis Dorris Payne 1931-7-8 177 Modoc Pine Creek Basin ca. 33 km SE of Alturas, Warner Mountains 2280 Comment
  JEPS14855  Salix eastwoodiae Frances D. Payne 1931-7-8 277 Modoc Pine Creek Basin; Warner Mts. 2316 Comment
  SBBG59081  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  UC481867  Salix eastwoodiae Frances D. Payne 1931-7-8 177 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas 2280 Comment
  CAS-BOT-BC225780  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 495 Modoc Parker Creek, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  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
  NY187439  Salix exigua F. D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km east of Alturas; meadow south of Payne Ranch 1560 Comment
  NY187444  Salix exigua F. D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km east of Alturas. Meadow south of Payne Ranch 1560 Comment
  RSA252408  Salix exigua Robert F. Thorne, C. W. Tilforth 1969-9-5 39142 Modoc Along S Fork of Pit River above jct,. with West Creek at Public Campground. Ca 6 miles E of Likely. 1402 Comment
  RSA5667  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas. SW end of town. 1360 Comment
  SBBG58876  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc Alturas, SW end of town 1300 Comment
  UC481954  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 488 Modoc 20 km. e Alturas (Parker Creek, meadow s of Payne Ranch); Parker Creek 1560 Comment
  CAS-BOT-BC229682  Salix lasiandra subsp. caudata Belknap C. Goldsmith 1911-5-21 24 Modoc East shore of Goose Lake. 1432 Comment
  CAS-BOT-BC229683  Salix lasiandra subsp. caudata Elmer Ivan Applegate 1929-6-25 5899 Modoc Cottonwood Creek, E side of Goose Lake. Comment
  CAS-BOT-BC229691  Salix lasiandra subsp. caudata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 188 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  NY187672  Salix lasiandra var. lancifolia N. F. Bracelin 1931-6-30 490 Modoc Parker Creek, 20 km east of Alturas 1560 Comment
  NY187673  Salix lasiandra var. lancifolia N. F. Bracelin 1931-6-30 498 Modoc Parker Creek, 20 km east of Alturas 1560 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
  SBBG57850  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  SD900  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 Modoc Halfway between Adin and Canby 1349 Comment
  UC481931  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby (1/10 mi s of Rush Creek Service Sta., some distance from Rush Cr.) 1350 Comment
  RSA59372  Salix lucida subsp. lasiandra E. K. Balls 1950-5-11 14621 Modoc 4 miles S of Fort Bidwell. W of Upper Lake. 1402 Comment
  SBBG27359  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-6-30 498 Modoc Parker Crk, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  CAS-BOT-BC229678  Salix lutea H. P. Bracelin; Francis Dorris Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC229679  Salix lutea Elmer Ivan Applegate 1932-7-30 7945 Modoc North Fork Pit River about 4 mi. above Alturas. Comment
  UC481795  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
  NY187397  Salix melanopsis F. D. Payne 1931-6-30 493 Modoc Parker Creek, 20 km east of Alturas 1560 Comment
  CAS-BOT-BC229840  Salix scouleriana Francis Dorris Payne 1931-6-22 283 Modoc Trail from summit of Granger Pass to Mt. Warren. 2100 Comment
  CAS-BOT-BC95559  Salsola tragus Elmer Ivan Applegate 1932-7-6 8191 Modoc Eagleville, Surprise Valley. Comment
  CHSC34511  Salsola tragus J. D. Prouty 1980-8-9 1150 Modoc Ca. 2 mi e of Cedarville, n side of Rd 299 as it intersects w margin of Middle Alkali Lake. Comment
  CDA36801  Salvia aethiopis D. B. Joley 1976-6-23 2 Modoc Hwy 395, north of Alturas, 1 mile north of border station. 0 Comment
  SBBG6480  Salvia dorrii var. dorrii H. and M. Dearing 1939-6-9 3609 Modoc E side of Cedar Pass Comment
  JEPS87064  Salvia dorrii var. incana Dean Wm. Taylor with Glenn Clifton 1990-6-12 10893 Modoc near Battle of Dry Lake (site) (ca 0.5 mi nw along right-of-way of Pacific Gas Pipeline, Modoc Plateau); Modoc Plateau 1280 Comment
Read comments
Oct 8 2007
  CAS-BOT-BC184100  Salvia dorrii var. pilosa Clare B. Hardham 1961-6-17 7529 Modoc Between Alturas and Susanville 1524 Comment
  CAS-BOT-BC184105  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-5 9343 Modoc Lava Beds National Monument. Captain Jacks Ice Cave Comment
  JEPS45504  Sanguisorba annua W. L. Jepson 1918-8-12 7957 Modoc Jess Valley 1584 Comment
  JEPS45509  Sanguisorba annua L. S. Smith 1918-6-14 936 Modoc South Slope Buck Creek Ranger Station and Willow Creek 1676 Comment
  RSA152608  Sanguisorba annua I. L. Wiggins, D. B. Wiggins 1961-6-12 16380 Modoc Near jct of Cedar Pass Rd and California State Hwy 299. 5.5 miles N of Alturas. Comment
  RSA202437  Sanguisorba annua Jack Major 1966-6-24 s.n. Modoc Above Goose Lake. W side of Fandango Pass. 1646 Comment
  SEINET11911060  Sanguisorba annua M. J. Williams 1984-1 84- 75 -2 Modoc 27.4 mi N of Cedar Pass Road on Hwy 395 1295 Comment
  HSC28841  Sanicula graveolens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19319 Modoc Soup Springs Campground Comment
  JEPS1006  Sanicula graveolens L. S. Smith 1918-1 1124 Modoc Warner Mountains, Deep Creek Deep Creek; Warner Mountains, Deep Creek 1889 Comment
  SEINET11155989  Sanicula graveolens M. J. Williams 1984-6-28 84- 69 -3 Modoc Warner Mountains, N of Cedar Pass, end of Soldier Creek Road. 2073 Comment
  UC1598724  Sanicula graveolens Milo S. Baker 1893-6 Modoc in Modoc County Modoc County Comment
  CAS-BOT-BC95564  Sarcobatus vermiculatus E. S. Willits 1940-6-9 340 Modoc Cedarville. Comment
  CAS-BOT-BC95567  Sarcobatus vermiculatus A. D. Borden 1910-1-1 Modoc Buck Mt. Ranger Station, Fandango Valley. Comment
  CAS-BOT-BC95570  Sarcobatus vermiculatus Elmer Ivan Applegate 1897-6-1 3035 Modoc Between Canby and Alturas. Comment
  UC465482  Sarcobatus vermiculatus Belknap C. Goldsmith 1911-7-28 Modoc near Pitt R. Alturas; Modoc Forest Comment
  CAS-BOT-BC245128  Schoenoplectus americanus Bruce Bartholomew 1989-8-10 5033 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC245129  Schoenoplectus americanus Herbert Louis Mason 1947-8-11 13491 Modoc Hwy 81, W margin of Lower Lake, near boundary with Lassen County. Comment
  UCD92544  Scribneria bolanderi L. D. Whitney 1935-5-22 s.n. Modoc near Hackamore. Comment
  POM14466  Scrophularia californica subsp. floribunda Baker 1893-7-8 s.n. Modoc [No location information provided.] Comment
  HSC80744  Scrophularia desertorum G. M. Riegel 1979-7-28 610 Modoc S Warner Mtns. 1739 Comment
  POM42816  Scrophularia lanceolata R. M. Austin 1895-08 129 Modoc Goose Lake Valley Comment
  UC1192000  Scrophularia lanceolata Verne Grant and Irving Schneider 1947-7-20 8105 Modoc downstream from Alturas (Norht Fork of Pit river) Comment
  HSC81211  Sedum lanceolatum G. M. Riegel 1980-8-12 1041 Modoc South Warner Mtns. 1739 Comment
  SFV17482  Sedum stenopetalum P. Wilson 1998-7-20 3540 Modoc About 1 mile north of Cedar Pass off Highway 299. 1900 Comment
  JEPS48025  Sedum stenopetalum Frances D. Payne 1931-6-11 147 Modoc s and e Alturas (Parker Creek, n slope, Warner Mountains); Warner Mountains, Parker Creek, s and e of Alturas 1584 Comment
  CAS-BOT-BC95620  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew 1990-6-17 5344 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  RSA0012438  Senecio aronicoides Bruce Bartholomew 1992-5-14 6277 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CDA8600  Senecio canus T. C. Fuller 1965-6-2 13596 Modoc South side of Highway 299 to Canby, 10.3 miles west of Alturas. 0 Comment
  POM229880  Senecio canus L. C. Wheeler 1935-8-4 3778 Modoc Dry Lake, Pine Creek, Warner Mountains. 2104 Comment
  RSA152713  Senecio eremophilus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16370 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. Comment
  HSC81127  Senecio fremontii G. M. Riegel 1979-9-6 750 Modoc South Warner Mtns. 1829 Comment
  CAS-BOT-BC50281  Senecio fremontii var. fremontii Bruce Bartholomew 1990-8-4 5641 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  UC1567364  Senecio fremontii var. fremontii G. Schoolcraft 1989-7-16 1952 Modoc Patterson Lake Warner Mts. 2773 Comment
  RSA0012560  Senecio hydrophilus Mrs. R. M. Austin 1895-07 566 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC50256  Senecio integerrimus var. exaltatus Edward Kent Balls 1950-5-13 14682 Modoc W of Goose Lake, 1.5 mi. S of Oregon-California State Line. 1463 Comment
  CAS-BOT-BC50289  Senecio integerrimus var. exaltatus Bruce Bartholomew; Barrett Anderson 1988-5-14 4198 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 Comment
  CAS-BOT-BC50295  Senecio integerrimus var. exaltatus Clare Butterworth Hardham 1961-6-18 7588 Modoc Cedar Pass. 1828 Comment
  CHSC70469  Senecio integerrimus var. exaltatus S. Stearns 1997-5-13 2247 Modoc S. of County Road 81, near small drainage perpendicular to Rd. 1566 Comment
  UC91382  Senecio integerrimus var. exaltatus Mrs. R. M. Austin Jun 1894 Modoc Davis Creek Comment
  CAS-BOT-BC54278  Senecio triangularis Bruce Bartholomew; Barrett Anderson 1988-7-22 4533 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  RSA0011805  Shepherdia argentea W. P. Taylor, H. C. Bryant 1910-8-5 s.n. Modoc Warner Mountains, 5 mi. s. of Cedarville. 1433 Comment
  UC748398  Sibbaldia procumbens Annie M. Alexander and Louise Kellogg 1946-6-27 4853 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  RSA152436  Sidalcea I. L. Wiggins, Dorothy Wiggins 1961-6-13 16469 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  RSA95254  Sidalcea glaucescens F. W. Peirson 6867 Modoc West slope of Warner Mts. on Cedarville Rd Comment
  JEPS86372  Sidalcea oregana Jack and Betty Guggolz 1988-6-30 970 Modoc gravelly flat near Old Canyon Mill Road; near Old Canyon Mill Road Comment
  CAS-BOT-BC179062  Sidalcea oregana subsp. oregana Roxana Stinchfield Ferris; R. Duthie 1919-6-15 154 Modoc Parker Creek. Comment
  CAS-BOT-BC179063  Sidalcea oregana subsp. oregana K. Paulson; Robert Paulson 1988-6-19 51 Modoc E of Happy Camp Guard Station. 1554 Comment
  RSA448576  Sidalcea oregana subsp. oregana George Willet, Bonnie C. Templeton 1935-6-14 s.n. Modoc 6 miles E. of Likely 1524 Comment
  UC725872  Sidalcea oregana subsp. oregana A. A. Heller 1938-6-24 15227 Modoc between Alturas and Canby; between Alturas and Canby 1341 Comment
  UC18927  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-10 Modoc Comment
  CAS-BOT-BC179058  Sidalcea oregana subsp. spicata Bruce Bartholomew 1989-7-15 4990 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC179059  Sidalcea oregana subsp. spicata Milo Samuel Baker 1893-1-1 Modoc Forestdale. Comment
  CHSC70472  Sidalcea oregana subsp. spicata A. Sanger 1997-7-9 2564 Modoc Little Willow Creek at crossing of County Rd. 181, in meadow S of Road. 1499 Comment
  POM126814  Sidalcea oregana subsp. spicata M. French Gilman 534 Modoc No location given 1524 Comment
  RSA448222  Sidalcea oregana subsp. spicata George Willet 1935-6-26 s.n. Modoc Jess Valley, Warner Mountains 1829 Comment
  NY446740  Silene douglasii B. M. Bartholomew 1991-8-5 6031 Modoc Summit Trail between Pepperdine and Squaw Peak, west side of Warner Mountains. 2190 Comment
  POM267211  Silene douglasii Marion Ownbey, Fred G. Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mountains. Comment
  UC8471  Silene lemmonii Milo S. Baker 1893-6-22 Modoc Comment
  CAS-BOT-BC95266  Silene menziesii Leland S. Smith 1922-7-20 1300 Modoc Rush Creek Ranger Station. 1905 Comment
  SEINET3087326 Image available Silene menziesii Arnold Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt. 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  UC748046  Silene menziesii Annie M. Alexander and Louise Kellogg 1946-7-7 4947 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  POM100952  Silene menziesii var. viscosa Mrs. R. M. Austin 1895-07 518 Modoc Goose Lake. Comment
  RSA0118761  Silene nuda Lowell A. Ahart, John Dittes 2013-7-25 18954 Modoc On the north side of a deep drainage, 30 yards south of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1268 Comment
  UC711806  Silene occidentalis subsp. occidentalis Roxana S. Ferris and Laura Lorraine 1941-8-14 10577 Modoc on road to Eagleville three mi from Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mountains Comment
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Sep 9 2015
  CDA36795  Sisymbrium altissimum D. B. Joley 1976-6-23 1 Modoc Likely, near Alturas. 0 Comment
  CHSC114920  Sisymbrium altissimum D. B. Joley 1976-6-23 1 Modoc Likely, near Alturas. Comment
  HSC13935  Sisyrinchium idahoense var. idahoense M. T. Milligan 1965-7-11 445 Modoc N end of Jess Valley 1616 Comment
  JEPS62134  Smilacina racemosa Leland S. Smith 1918-6-22 953 Modoc Lily Lake Modoc National Forest, High Grade District (near stream) Comment
  UC3868  Smilacina racemosa Milo S. Baker 1893-6-29 Modoc Comment
  UC71734  Smilacina racemosa Mrs. M. H. Manning Aug 22 1903-Jul 9 1904 135 Modoc Cottonwood Pass; ne Modoc Co. Comment
  CAS-BOT-BC245430  Solanum physalifolium var. nitidibaccatum John Thomas Howell 1934-7-2 12365 Modoc W side of Clear Lake. Comment
  CHSC99932  Solanum physalifolium var. nitidibaccatum Lowell Ahart; John Dittes 2008-8-25 15297 Modoc On the east bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC245425  Solanum triflorum Carl Brandt Wolf 1931-9-5 2399 Modoc 2 mi. above the east base of the grade on the road from Lake City to Davis Creek, Warner Mts. 1676 Comment
  CAS-BOT-BC245435  Solanum umbelliferum Milo Samuel Baker; Franklin P. Nutting 1894-6-8 s.n. Modoc Little Hot Spring Valley. Comment
  HSC81114  Solidago elongata G. M. Riegel 1979-9-5 746 Modoc South Warner Mtns. 1670 Comment
  UC748494  Solidago elongata Annie M. Alexander and Louise Kellogg 1946-7-12 4985 Modoc Twelve Mile Creek Twelve Mile Creek (ne cornor Modoc County) Comment
  UC71564 Image available Solidago lepida var. salebrosa Mrs. M. H. Manning August 1903 247 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  JEPS114432  Solidago velutina subsp. californica Lowell Ahart, John Dittes 2008-8-26 15343 Modoc On the banks of Rose Creek, 250 feet southwest of the confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3,160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  RSA210797  Sparganium angustifolium subsp. emersum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39096 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  POM332462  Sparganium angustifolium subsp. emersum J. P. Smith, J. O. Sawyer 1973-8-9 7269 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  JEPS119852  Sparganium emersum Lowell Ahart, John Dittes 2012-7-10 18326 Modoc Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  RSA8223  Sparganium eurycarpum Elmer I. Applegate 1929-7-29 6088 Modoc Clear Lake Dam, Clear Lake. Comment
  CAS-BOT-BC242299  Sparganium eurycarpum subsp. eurycarpum Elmer Ivan Applegate 1929-7-29 6088 Modoc Clear Lake Dam. Comment
  CAS-BOT-BC95284  Spergularia rubra Bruce Bartholomew; Barrett Anderson 1988-7-23 4583 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC15685  Sphenosciadium capitellatum Bruce Bartholomew 1994-8-21 6865 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2240 Comment
  HSC80788  Sphenosciadium capitellatum G. M. Riegel 1980-8-13 1047 Modoc South Warner Mountains 2100 Comment
  CHSC85428  Spiranthes romanzoffiana John Dittes; Josephine Guardino 1991-8-23 452 Modoc Modoc Plateau; Warner Mountains; southwest edge of Dismal Swamp; ca. 7.4 air-miles east by southeast of Goose Lake State Recreation Area, ca. 0.7 air-miles south of Oregon border, ca. 3.3 air-mile northwest of summit of Bidwell Mtn. Meadow. 2209 Comment
  HSC1957  Stachys rigida var. rigida M. T. Milligan 1966-6-30 500 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  JEPS51096  Stellaria calycantha Frances D. Payne 1935-7-19 786 Modoc s and e of Alturas (Mouth of Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek, Mouth of Dry Creek 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
  HSC4281  Stellaria media M. T. Milligan 1966-4-8 453 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC95301  Stellaria umbellata Bruce Bartholomew 1991-8-5 6034 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  RSA25391  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA531364  Stephanomeria spinosa Bruce Bartholomew, B. Anderson 1990-7-21 5566 Modoc N Barber Creek, road to Surprise Valley to Patterson Ranger Station, E side of Warner Mtns. 1710 Comment
  CAS-BOT-BC95050  Streptanthella longirostris Bruce Bartholomew 1993-6-13 6641 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  JEPS27101  Streptanthus cordatus L. S. Smith 1918-6-22 965 Modoc Lily Lake Modoc <National> Forest, Pine Creek 1981 Comment
  POM260726  Streptanthus cordatus Alice Eastwood, J. T. Howell 1940-6-13 8138 Modoc West side of Fandango Pass. Comment
  UC1736581  Streptanthus cordatus Dean Wm. Taylor with Glenn Clifton 1990-6-25 11162 Modoc Cedar Pass 2148 Comment
  UC705857  Streptanthus cordatus Marion Ownbey and Fred G. Meyer 1940-7-1 2135 Modoc Cedar Pass Warner Mts. Comment
  JEPS27076  Streptanthus cordatus Frances D. Payne 1931-6-21 223 Modoc e exposure at base of cliffs on ridge west of Dry Creek (tributary of Parker Creek) (s and e of Alturas); Warner Mountains 1981 Comment
  CAS-BOT-BC95059  Streptanthus cordatus var. cordatus M. Vasey 1990-6-28 9009 Modoc In vicinity of pass at junction of N Emerson Lake Trail and Owl Creek Trail, on Cole Peak side of pass. 2590 Comment
  CAS-BOT-BC95064  Streptanthus cordatus var. cordatus Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2135 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC95067  Streptanthus cordatus var. cordatus Alice Eastwood; John Thomas Howell 1940-6-13 8138 Modoc W side of Fandango Pass. Comment
  CAS-BOT-BC95071  Streptanthus cordatus var. cordatus Annie Montague Alexander; L. Kellogg 1946-6-22 4815 Modoc Bidwell Creek, 2 mi. above Fort Bidwell. Comment
  POM229217  Suaeda calceoliformis L. C. Wheeler 1935-9-4 3942 Modoc Goose Lake: McGinty Point. 1463 Comment
  CDA19012  Suaeda calceoliformis Smith 2000-8-3 PDR 1151602 Modoc Modoc Plateau; Vicinity of Alturas. 0 Comment
  CAS-BOT-BC95579  Suaeda nigra Elmer Ivan Applegate 1932-7-6 8200 Modoc E side of Middle Lake, Surprise Valley. Along the Nevada state line. Comment
  CAS-BOT-BC180108  Swertia albicaulis var. albicaulis Elmer Ivan Applegate 1897-5-31 327 B Modoc Dry Lake. Comment
  CAS-BOT-BC180109  Swertia albicaulis var. albicaulis John Thomas Howell 1934-6-12 11990 Modoc 9 mi. S of Davis Creek. Comment
  UC615249  Swertia radiata Beryl O. Schreiber 1934-6-10 1177 Modoc Lost Lake Warner Mountains Comment
  RSA0025569  Symphoricarpos John F. Emmel 1996-7-16 1440 Modoc Foothills NNE of N end Surprise Valley, W of Cowhead Lake; along County Road 1, ca. 8.5 road mi NE of jct. with County Road 6 at Ft. Bidwell. 1659 Comment
  UC748485  Symphoricarpos longiflorus Annie M. Alexander and Louise Kellogg 1946-6-18 4805 Modoc bluff facing Lower Lake Comment
  CAS-BOT-BC95184  Symphoricarpos rotundifolius var. rotundifolius Leland S. Smith 1924-6-23 1432 Modoc Lava bed west of Happy Camp. Comment
  CAS-BOT-BC95187  Symphoricarpos rotundifolius var. rotundifolius Elmer Ivan Applegate 1932-8-1 8066 Modoc Warner Mountains. Mill Creek Meadows, western slope of mountains. Comment
  JEPS15470  Symphoricarpos rotundifolius var. rotundifolius Hilda and Joseph Grinnell 1938-6-14 1102 a Modoc above Goose Lake (slope of Sugar Hill); Sugar Hill 1524 Comment
  UCD136513  Symphyotrichum ascendens John C. Hays 1946-10-4 s.n. Modoc Alturas. Comment
  UC912525  Symphyotrichum bracteolatum F. H. Frost 1925-7-24 119 Modoc Jess Valley Warner Mts. Comment
  JEPS40767  Symphyotrichum campestre Mrs. M. H. Manning 1903-8-1 268 Modoc near Fort Bidwell; North-East Modoc Co Comment
  UC748363  Symphyotrichum foliaceum Annie M. Alexander and Louise Kellogg 1946-8-9 5145 Modoc Patterson Lake Trail Warner Mountains Comment
  CHSC109520  Symphyotrichum foliaceum var. parryi L. P. Janeway; B. Castro 2012-7-25 10986 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  HSC65602  Symphyotrichum foliaceum var. parryi Thomas Wood 1979-8-9 236 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of Jct. with Hwy. 2, N of Fort Bidwell. 1509 Comment
  JEPS6016  Symphyotrichum spathulatum Frances D. Payne 1933-8-5 769 Modoc s and e of, (Parker Creek) Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC748362  Symphyotrichum spathulatum Annie M. Alexander and Louise Kellogg 1946-7-17 5010 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC232356  Synthyris missurica C. L. Hitchcock 1940-5-27 6716 Modoc 15 mi. NE of Alturas. 1981 Comment
  CAS-BOT-BC232361  Synthyris missurica Annie Montague Alexander; L. Kellogg 1946-6-15 4774 Modoc Deep Creek. 2133 Comment
  CAS-BOT-BC232364  Synthyris missurica Elmer Ivan Applegate 1932-8-2 8089 Modoc Mill Creek Meadow. Comment
  UC887553  Synthyris missurica C. L. Hitchcock 1940-5-27 6716 Modoc 15 mi ne Alturas 1981 Comment
  JEPS9932  Synthyris missurica Mrs. R. M. Austin and Bruce 1898-6-18 2132 Modoc Lake City Pass; Warner Mountains Comment
  UCD86103  Taeniatherum caput-medusae Beecher Crampton; with Carl W. Rimbey 1954-7-6 2089 Modoc Porter Ranch, 8 miles east of Alturas. Comment
  JEPS36860  Taraxacum officinale W. L. Jepson 1918-8-14 7983 Modoc Jess Valley 1584 Comment
  JEPS31537  Taraxia subacaulis Mrs. C. C. Bruce June 1898 2803 Modoc Lake City Mt. Comment
  UCR57492  Tetradymia canescens R. D. Goeden 1989-8-23 27 Modoc Modoc National Forest, Clear lake Road south of Crowder Flat Guard Station Comment
  RSA520340  Tetradymia glabrata Bruce Bartholomew, B. Anderson 1989-6-2 4827 Modoc 9.7 km E of Eagleville at the California state border. E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC217131  Thalictrum fendleri Francis Dorris Payne 1931-6-21 218 Modoc Ridge SW of Dry Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC217172  Thalictrum fendleri Leland S. Smith 1918-6-22 946 Modoc Lily Lake. 2103 Comment
  CAS-BOT-BC217173  Thalictrum fendleri Elmer Ivan Applegate 1932-8-2 8079 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  HSC1962  Thalictrum fendleri M. T. Milligan 1966-7-3 549 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  JEPS60731  Thalictrum fendleri Leland S. Smith 1918-6-22 946 Modoc Lily Lake Modoc National Forest 2103 Comment
  RSA604935  Thalictrum fendleri Louis C. Wheeler 1935-8-10 3823 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  UCR138266  Thalictrum fendleri David A. Charlet 1989-8-14 485 Modoc Warner Mtns, 1.4 km NW of Eagle Peak 2550 Comment
  POM260443  Thalictrum occidentale var. palousense C. L. Hitchcock 1940-5-27 6704 a Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA69387  Thalictrum occidentale var. palousense F. W. Peirson 1926-6-25 6877 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  NY215470  Thelypodium flexuosum B. M. Bartholomew 1991-5-24 5696 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  NY746808  Thelypodium howellii var. howellii N. H. Holmgren 1998-5-30 12996 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings 1370 Comment
  CAS-BOT-BC181793  Thermopsis californica var. argentata Bruce Bartholomew; Barrett Anderson 1989-6-3 4902 Modoc ca. 5 km NW of Egg Lake and ca. 0.8 km W of Service Flat Gulch. 1370 Comment
  CAS-BOT-BC5492  Thermopsis californica var. argentata Milo S. Baker 1894-8-1 s.n. Modoc Big Valley Mts. Comment
  RSA0049723  Thermopsis californica var. argentata Dean Wm. Taylor 2013-6-7 21369 Modoc 11 miles North of Lookout; along Forest Road 42N03 about 1.2 road miles west from County Road 91 (Lookout to Tulelake) 1350 Comment
  SD134001  Thermopsis californica var. argentata B. Bartholomew, B. Anderson 1989-6-3 4902 Modoc Ca. 5 km NW of Egg Lake & ca. 0.8 km west of Service Flat Gulch, forest openings 1370 Comment
  SEINET7419288  Thermopsis gracilis M. S. Baker 1900-1 s.n. Modoc Near Egg Lake. Comment
  UC83211  Thermopsis macrophylla var. argentata M. S. Baker and Frank Nutting June 1894 Modoc Forestdale Comment
  SEINET3125869 Image available Thinopyrum intermedium Richard R. Halse 2006-1 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  JEPS54048  Thlaspi arvense J. L. Chase Aug 1913 Modoc Adin Comment
  NY1083233  Tiquilia nuttallii B. M. Bartholomew 1990-6-17 5317 Modoc Surprise Valley, 6.8 km west of Eagleville 1390 Comment
  CAS-BOT-BC181792  Trifolium andersonii var. andersonii Elmer Ivan Applegate 1897-6-7 900 Modoc Clear Lake. Comment
  CAS-BOT-BC181781  Trifolium cyathiferum Bruce Bartholomew 1993-6-14 6666 Modoc Russell Canyon, just S of the Oregon border and NW of Clear Lake Reservoir. 1400 Comment
  CAS-BOT-BC181784  Trifolium cyathiferum Bruce Bartholomew 1990-6-17 5347 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-BC181776  Trifolium gymnocarpon var. plummerae Leland S. Smith 1920-6-1 1156 Modoc Below stock pass, Mt. Bidwell Rim. 1920 Comment
  NY717075  Trifolium gymnocarpon var. plummerae B. M. Bartholomew 1993-5-10 6471 Modoc 1.6 km northeast of Fee Reservoir Road on Barrel Spring Road, north end of Surprise Valley 1600 Comment
  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
  CAS-BOT-BC181746  Trifolium longipes Robert J. Weatherby 1955-7-7 1604 Modoc Dismal Swamp. 2240 Comment
  UCSC010318  Trifolium longipes subsp. multipedunculatum Unknown 2016-6-6 20957 Modoc About 100 yards east of the parking area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 air miles east of Lookout, 7.5 air miles west of Adin, Ash Creek State Wildlife Area 1271 Comment
  CAS-BOT-BC180174  Trifolium macrocephalum Mrs. H. C. Cantelow 1941-5-23 3812 Modoc 2 mi. W of Adin Summit, E of Bieber. Comment
  CAS-BOT-BC181728  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1988-5-13 4148 Modoc Along Parker Creek Road, at the border of Modoc National Forest and ca. 16 km WSW of Alturas, side of the Warn 1580 Comment
  CAS-BOT-BC181729  Trifolium macrocephalum R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC181738  Trifolium macrocephalum Mrs. H. C. Cantelow 1941-5-23 Modoc 2 miles W of Adin Summit, east of Bieber, Hwy. 299 Comment
  UCR87512  Trifolium macrocephalum 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-BC181739  Trifolium macrocephalum Mrs. H. C. Cantelow 1940-5-31 Modoc 8.9 mi. E of Indian Springs. Comment
  UC16613  Trifolium macrocephalum M. S. Baker and Frank Nutting 1894-6-20 Modoc flat near Whitehorse Lake Comment
  UC16615  Trifolium macrocephalum Mrs. R. M. Austin and Bruce May 1898 2291 Modoc Goose Lake Comment
  UCD111341  Trifolium macrocephalum Thomas E. Bedell 1962-5-8 s.n. Modoc east of Bidwell. Fee Ranch. Comment
  UCD18892  Trifolium macrocephalum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 200 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site. Comment
  POM28805  Trifolium microcephalum R. M. Austin 1895-07 56 Modoc Goose Lake Valley. Comment
  RSA60362  Trifolium microcephalum E. K. Balls 1950-5-10 15963 Modoc 0.5 miles past fork of 395 and road to Cedarville, from Alturas. 1585 Comment
  JEPS124385  Trifolium pratense Lowell Ahart, John Dittes 2015-7-16 20365 -B Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  HSC30123  Trifolium variegatum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19520 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC16715  Trifolium willdenovii Milo S. Baker 1893-7-28 Modoc Forestdale Comment
  CHSC116083  Trifolium wormskioldii Lowell Ahart; John Dittes 2015-7-16 20367 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CDA28072  Trifolium wormskioldii T. C. Fuller 1958-7-8 2038 Modoc 4 miles south of Pine Creek. 0 Comment
  UC1191485  Trifolium wormskioldii Herbert L. Mason and Verne Grant 1947-7-12 13437 Modoc n Likely (Corporation Ranch Headquarters) Comment
  SEINET4690769  Triglochin maritima G. S. Bartholomew 1998-6-5 2727 Modoc 6 mi NE of Eagleville at SE end of Middle Alkali Lake 1372 Comment
  UC1024936  Trisetum canescens Leo Whitney 1935-7-1 3339 Modoc near Hackamore (ca 15 mi nw of Canby); Modoc National Forest, Spaulding's Butte 1463 Comment
  HSC13429  Trisetum spicatum M. T. Milligan 1965-7-10 428 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC242154  Triteleia hyacinthina Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc 32.7 mi. N of Alturas on Hwy 395. Comment
  CAS-BOT-BC58559  Turritis glabra Bruce Bartholomew; Barrett Anderson 1988-7-22 4511 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CAS-BOT-BC242298  Typha latifolia Bruce Bartholomew; Barrett Anderson 1990-6-17 5289 A Modoc Surprise Valley, SW end of Lower Alkaline Lake, 3.2 km N of Lassen County border. 1370 Comment
  UCR138278  Urtica dioica David A. Charlet 1989-8-21 585 Modoc Warner Mountains, 1.2 km NW of Eagle Peak 2579 Comment
  CAS-BOT-BC404160  Urtica dioica subsp. holosericea Elmer I. Applegate 1932-8-3 8103 Modoc Mill Creek Meadows, Warner Mts. Comment
  UC6003  Urtica dioica subsp. holosericea Mrs. R. M. Austin Sept., 1894 Modoc Cedarville Canyon; Northern California, Cedarville Canyon Comment
  UC27952  Utricularia minor M. S. Baker and Frank Nutting 1894-6-11 Modoc meadow near Forestdale Comment
  CHSC69746  Vaccinium cespitosum Loren Gehrung 1996-9-7 106 Modoc Northern Warner Mts. 5 1/2 air miles east of Goose Lake. Mineral Springs. 2377 Comment
  RSA604322  Vaccinium cespitosum L. C. Wheeler 1935-8-8