Search Results — 2000 specimen records retrieved (1561 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=MODOC; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73545  Abies concolor Elmer I. Applegate 1932-7-7 8218 Modoc Yellow Mountain, near Lily Lake, Bidwell Pass, Warner Mountains. Comment
  CAS-BOT-BC73547  Abies concolor Elmer I. Applegate 1932-7-31 7983 Modoc Mill Creek Meadows, Warner Mts. 2438 Comment
  UC1191107  Abies concolor F. H. Frost 1925-7-11 24 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  CAS-BOT-BC15629  Achillea millefolium R. M. Austin 1894-6-1 Modoc Lava beds. Comment
  CAS-BOT-BC15635  Achillea millefolium Isabelo T. Kelly 1930-1-1 49 Modoc Fort Bidwell. Comment
  CAS-BOT-BC15637  Achillea millefolium Bruce Bartholomew; Barrett Anderson 1988-7-21 4432 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 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
  UC29253  Achillea millefolium Mrs. R. M. Austin and Bruce 1898-6-1 2150 Modoc Lake City Pass Comment
  UC469107  Achillea millefolium W. P. Taylor and H. C. Bryant 1910-6-25 Modoc on flats and hillsides Parker Cr.; Warner Mountains 1676 Comment
  CAS-BOT-BC242288  Achnatherum Louis Cutter Wheeler 1935-8-3 3752 Modoc Dismal Swamp. 2225 Comment
  CAS-BOT-BC242285  Achnatherum hymenoides Gordon H. True 1964-6-3 1451 Modoc Cedar Pass. 1524 Comment
  UCD50343  Achnatherum hymenoides Beecher Crampton; with Carl Rimbey 1954-7-7 2151 Modoc 7 miles east of Cedarville. Comment
  CAS-BOT-BC242277  Achnatherum lemmonii Bruce Bartholomew 1990-6-17 5310 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  UCD32707  Achnatherum lemmonii Beecher Crampton 1954-7-7 2134 Modoc Modoc County, west side of Cedar Pass. Comment
  UCD50455  Achnatherum lemmonii E. Wilson 1934-5-15 s.n. Modoc About 20 miles west Alturas-Redding Hwy. Comment
  CAS-BOT-BC242317  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1988-6-23 4286 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  UCD50981  Achnatherum occidentale L. Whitney 1935-7-23 s.n. Modoc Near Happy Camp. Comment
  POM229972  Achnatherum occidentale subsp. californicum L. C. Wheeler 1935-8-3 3752 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  UC1037159  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3450 Modoc ca 15 mi nw Canby (Hackamore); Modco National Forest, Hackamore 1463 Comment
  UC1025067  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-25 3549 Modoc near Lava Ranger Station (7 mi ne of Whitehorse) Comment
  UC1153863  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-6 2114 Modoc 20 mi e Alturas (Shields Creek); Warner Mountains, Shields Creek 1524 Comment
  UCD51221  Achnatherum occidentale subsp. pubescens L. Whitney 1935-7-7 s.n. Modoc Howard Gulch. Comment
  UC1031374  Achnatherum thurberianum L. D. Whitney 1935-7-2 3333 Modoc ca. 17 mi nw Canby (Badger Wells); Badger Wells Comment
  UC1037189  Achnatherum thurberianum Leo Whitney 1935-7-28 3555 Modoc near Clear Lake Comment
  UC1133251  Achnatherum thurberianum Leo Whitney 1935-6-30 3354 Modoc near Hackamore Comment
  UCD51438  Achnatherum thurberianum J. Earl Coke 1930-12-1 s.n. Modoc Range land. Comment
  CHSC99901  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2008-8-25 15302 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  SEINET957345  Acmispon denticulatus I. L. Wiggins 1961-1 16475 Modoc Roadside 2.4 mi. S of Village of Davis Creek, SE side of Goose lake. Comment
  UC465629  Aconitum Mrs. M. H. Manning 1907-1 Modoc e. side Mt. Bidwell (12 Mile Creek); n.e. Modoc Co., 12 Mile Creek Comment
  CAS-BOT-BC391351  Aconitum columbianum Elmer I. Applegate 1932-8-2 8095 Modoc Mill Creek Meadows, west slope of the Warner Mountains Comment
  UC465619  Aconitum columbianum Mrs. M. H. Manning 102 Modoc n.e. Modoc Co. Comment
  RSA520447  Aconitum columbianum var. columbianum Bruce Bartholomew 1990-7-20 5498 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC218316  Actaea rubra K. Paulson; Robert Paulson 1990-7-2 208 Modoc Cave Lake, W side of Warner Mts. 1987 Comment
  CAS-BOT-BC218320  Actaea rubra Bruce Bartholomew 1989-8-13 5147 Modoc Ambose Canyon at Lassen County boundary. 1800 Comment
  CHSC85405  Actaea rubra John Dittes; Josephine Guardino 1991-8-24 457 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  UC71685  Adenocaulon bicolor Mrs. M. H. Manning 1904-8-26 312 Modoc Mill Canon; northeast Modoc County Comment
  SJSU6080  Agastache parvifolia J. W. Tilden 1958-6-25 1264 Modoc near Monument Headquarters, Lava Beds National Monument 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
  CHSC19740  Agoseris M. T. Mulligan 1965-6-26 328 Modoc Eagle Peak Region, Warner Mountains. North end Jess Valley. 1615 Comment
  JEPS5992  Agoseris aurantiaca var. aurantiaca Frances D. Payne 1932-6-26 610 Modoc se of, on high ridges n of Parker Creek Alturas; Warner Mountains, Parker Creek 1828 Comment
  CAS-BOT-BC181  Agoseris dasycarpa Milo Samuel Baker 1893-7-5 s.n. Modoc near Egg Lake Comment
  CAS-BOT-BC15324  Agoseris heterophylla John Thomas Howell 1934-6-13 12087 Modoc Lake City Comment
  POM32936  Agoseris parviflora Mrs. R. M. Austin 1890-07 564 Modoc Goose Lake Valley Comment
  RSA416449  Agoseris parviflora Christopher Davidson 1975-6-4 2614 Modoc 2.5 mi W of Cedarville on Hwy 299. South sloping hillside of rocky basalt and red clay. 1677 Comment
  CAS-BOT-BC242302  Agropyron cristatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16434 Modoc 4 mi. E of summit of Cedar Pass. Comment
  CAS-BOT-BC242425  Agrostis exarata Leland S. Smith 1917-7-24 124 Modoc Joseph Creek. 1584 Comment
  JEPS68387  Agrostis exarata L. S. Smith 1917-7-27 124 Modoc Joseph Creek Warner Mts. 1584 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
  UC1025043  Agrostis exarata Leo Whitney 1935-8-19 3629 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD52346  Agrostis exarata August L. Hormay 1932-7-15 s.n. Modoc Pease Cabin, Modoc National Forest. Comment
  UCD52353  Agrostis exarata A. A. Beetle 1944-8-15 3028 Modoc N. of lookout, above Happy Camp Ranger Station. Comment
  UC1024978  Agrostis pallens Leo Whitney 1935-7-6 3420 Modoc near Lookout; Pit River 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
  UCD53575  Agrostis stolonifera August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CAS-BOT-BC190684  Aliciella micromeria Bruce Bartholomew; Barrett Anderson 1989-6-2 4820 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  RSA534554  Aliciella micromeria Bruce Bartholomew 1991-5-24 5695 Modoc Surprise Valley, 5.1 km E of Eagleville 1370 Comment
  UC554  Alisma plantago-aquatica Mrs. C. C. Bruce Aug 1898 2232 Modoc Goose Lake Comment
  CHSC112839  Alisma triviale Lowell Ahart; John Dittes 2013-7-24 18923 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
  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
  RSA0011494  Alisma triviale Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46969 Modoc North edge of Likely along south fork of Pit River 1357 Comment
  UCD137965  Alisma triviale Gerald Dickinson 1963-7-16 104 Modoc 3.2 miles east of Applegate - Lassen trail marker, on Fandango Road from Fort Bidwell. 1554 Comment
  CAS-BOT-BC245009  Allium acuminatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16383 Modoc 5 mi. E of 299 along Cedar Pass road. Comment
  CAS-BOT-BC245017  Allium acuminatum Bruce Bartholomew 1991-6-23 5876 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  RSA249355  Allium acuminatum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19464 Modoc At Upper Rush Creek Campground about 8 miles north of Adin on Highway 299. Comment
  CAS-BOT-BC245010  Allium acuminatum K. Paulson; Robert Paulson 1988-6-19 53 Modoc Loveness road. 1493 Comment
  UC1299633  Allium acuminatum Freed W. Hoffman 1955-7-13 4105 Modoc 1 mi e Cedar Pass Campground (rocky ridge on n side of road, Highway 8A now rt. 299); Modoc National Forest 1737 Comment
  JEPS47569  Allium amplectens L. S. Smith 1920-7-13 1198 Modoc Round Valley, Big Valley District 1371 Comment
  UCD141842  Allium amplectens L. K. Mann; M. D. Mann 1963-6-18 s.n. Modoc 4.6 miles north of Adin toward Alturas. Comment
  SBBG832  Allium bisceptrum H. and M. Dearing 1939-6-7 3577 Modoc Adin summit Comment
  CAS-BOT-BC244991  Allium campanulatum John Thomas Howell 1934-6-11 11957 Modoc Parker Creek. 1584 Comment
  RSA577793  Allium campanulatum L. C. Wheeler 1935-8-16 3887 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC244985  Allium lemmonii Bruce Bartholomew 1990-6-16 5279 Modoc Bear Flat, W side of Warner Mountains. 1830 Comment
  CAS-BOT-BC244988  Allium lemmonii K. Paulson; Robert Paulson 1989-7-4 173 Modoc Ca. 0.5 mi. S of Patterson Ranger Station, S end of Warner Mts. 2240 Comment
  RSA367064  Allium lemmonii George Willet 1935-6-21 s.n. Modoc Warren Mountains. 2287 Comment
Read comments
Jul 16 2011
  CAS-BOT-BC244963  Allium platycaule M. M. Hanna 1956-6-3 940 Modoc Cedar Pass. Comment
  CAS-BOT-BC244970  Allium platycaule Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5994 Modoc NW of Alturas. 1371 Comment
  CAS-BOT-BC244977  Allium platycaule John H. Hatton 1911-6-13 68 Modoc Rush Creek. 1371 Comment
  POM259541  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC71674  Allium platycaule Mrs. M. H. Manning 1903-4 59 Modoc near Fort Bidwell 1524 Comment
  JEPS47623  Allium platycaule Mary H. Manning 1914-4-29 Modoc Lake City-road Lake City Comment
  SEINET8191571  Allium platycaule M. J. Williams 1983-7-29 83- 116 -4 Modoc Warner Mountains, 1.1 mile N of Stowe Reservoir Campground, N of Cedar Pass. 2088 Comment
  UC725720  Allium platycaule A. A. Heller 1941-6-25 16207 Modoc Cedar Pass 1935 Comment
  RSA540078  Allium tolmiei Bruce Bartholomew, B. Anderson 1989-6-3 4894 Modoc ca. 5 km east of the SE corner of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC244948  Allium tolmiei var. tolmiei Bruce Bartholomew; Barrett Anderson 1989-6-3 4894 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC244950  Allium tolmiei var. tolmiei Bruce Bartholomew; Barrett Anderson 1988-5-14 4210 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  JEPS127596  Allium tolmiei var. tolmiei L. P. Janeway, B. Castro 2016-5-18 12063 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road km N of Road 73/181/47N09. Comment
  UC1036059  Allium tolmiei var. tolmiei Annie M. Alexander and Louise Kellogg 1946-6-26 4835 Modoc Dismal Swamp, n. end of Warner Mts. Warner Mts., Dismal Swamp 2255 Comment
  CAS-BOT-BC242337  Alopecurus geniculatus James D. Jokerst 1983-7-27 1906 Modoc Near Signal Butte. 1340 Comment
  SJSU9640  Alopecurus geniculatus W. Savage 1979-7-7 1455 Modoc Triangle, west side of Fairchild Swamp unit, Devils Garden District, Modoc National Forest 1493 Comment
  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
  RSA783326  Amaranthus blitoides R. R. Halse 2010-9-2 8110 Modoc Warner Mts: Modoc National Forest. Along State Hwy 299 ca. 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead. 1619 Comment
  UC71568  Amaranthus blitoides Mrs. M. H. Manning Jul 1903 242 Modoc north-eastern near Fort Bidwell. Comment
  CHSC99247  Amaranthus californicus Lowell Ahart; John Dittes 2008-6-21 14982 Modoc In the drying pond north of the large culvert, east of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS94093  Amaranthus californicus Vernon H. Oswald and Lowell Ahart 1998-9-8 9598 Modoc ca. 20 air mi. n. McArthur (Mosquito Lake on the n. side of Whitehorse Flat Reservoir); Whitehorse Flat Reservoir, Mosquito Lake 1341 Comment
  SEINET200136 Image available Amaranthus californicus Unknown 1947-7-10 13326 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  UC1191391  Amaranthus californicus Verne Grant, Irving Schneider 1947-7-10 13326 Modoc Dorris Reservoir, 2 miles east of Alturas. 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
  NY849710  Amelanchier alnifolia var. alnifolia B. M. Bartholomew 1988-6-24 4315 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  SEINET6195186  Amelanchier pallida M. J. Williams 1984-6-29 84- 72 -1 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  RSA458615  Amelanchier pumila Robert Gustafson 1985-6-13 3162 Modoc Jct of Hwy 49 and Forest Service road 12, Yuba Pass summit. 2043 Comment
  CAS-BOT-BC214635  Amelanchier utahensis Edward Kent Balls 1950-5-20 14790 Modoc South Fork Public Camp, Likely to Clear Lake, South fork Pitt River. 1432 Comment
  CAS-BOT-BC214638  Amelanchier utahensis Alice Eastwood; John Thomas Howell 1940-6-13 8151 Modoc Fandango Pass. Comment
  SBBG27371  Amelanchier utahensis C. L. Hitchcock 1940-5-27 6701 Modoc 15 mi NE of Alturas 1615 Comment
  UC12109  Amelanchier utahensis Mrs. R. M. Austin and Bruce Jul 1898 2343 Modoc Mt. Bidwell 2438 Comment
  CAS-BOT-BC54157  Amsinckia menziesii John Thomas Howell 1934-6-16 12209 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC54195  Amsinckia menziesii Bruce Bartholomew; Barrett Anderson 1989-4-29 4697 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  CAS-BOT-BC54197  Amsinckia menziesii John Thomas Howell 1934-6-13 12085 Modoc Surprise Valley near Fort Bidwell. Comment
  CHSC117139  Amsinckia menziesii Lowell Ahart; John Dittes 2016-7-14 21159 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) dwest of Adin, Big Valley. 1273 Comment
  JEPS5802  Amsinckia menziesii var. menziesii Rimo Bacigalupi and L. R. Heckard 1952-6-18 3744 Modoc 3/4 mi e Canby (at railroad crossing along U.S. Hwy 299) Comment
  UC1061759  Amsinckia tessellata var. tessellata M. H. Mitchell 1936-5-21 48 Modoc 2 mi se Hospital Rock; Modoc Lava Beds National Monument 1249 Comment
  UCR34692  Antennaria J. A. Harpel 1981-8-6 V- 33 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC15621  Antennaria argentea Annie Montague Alexander; L. Kellogg 1946-6-17 4785 Modoc Cedar Pass road. 1767 Comment
  JEPS33959  Antennaria argentea L. S. Smith 1917-7-1 88 Modoc Granger Ranger Ste.; Warner Mts. 1676 Comment
  CAS-BOT-BC15577  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1989-4-29 4678 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC15580  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1988-5-12 4126 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  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-BC59210  Antennaria dimorpha John Thomas Howell 1934-6-14 12136 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  UC29480  Antennaria dimorpha Mrs. R. M. Austin Apr 1 1894-Jan 1 1900 Modoc Goose Lake Valley Goose Lake Valley Comment
  CAS-BOT-BC58684  Antennaria luzuloides Mrs. R. M. Austin 1894-6-1 s.n. Modoc Dry valley near Willow Creek Comment
  RSA41983  Antennaria luzuloides H. C. Cantelow 1935-6-8 860 Modoc NE of Bierber 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
  RSA164324  Antennaria rosea Clare B. Hardham 1961-6-20 7864 Modoc Pine Creek 1677 Comment
  CAS-BOT-BC15556  Antennaria rosea subsp. rosea Clare Butterworth Hardham 1961-6-20 7883 A Modoc Road from Mt. Bidwell to Dismal Swamp. 2438 Comment
  CAS-BOT-BC15562  Antennaria rosea subsp. rosea Bruce Bartholomew; Barrett Anderson 1988-7-21 4462 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CHSC85148  Apera interrupta John Dittes; Josephine Guardino 1991-7-21 400 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
  HSC65292  Apocynum androsaemifolium J. P. Smith, J. O. Sawyer 1973-8-9 7261 Modoc Blue Lake, Modoc National Forest. 1829 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
  UCD121284  Apocynum androsaemifolium J. P. Smith; J. O. Sawyer 1973-8-9 7261 Modoc Modoc National Forest, around shore of Blue Lake. 1828 Comment
  CHSC70470  Apocynum cannabinum A. Sanger 1997-7-8 2552 Modoc Boles Creek Crossing of Co. Rd. 136. 1408 Comment
  HSC97872  Apocynum cannabinum Juha Pykala, D. H. Norris 1987-5-27 1175 Modoc Modoc National Forest, N end of Big Sage Reservoir, very near the road from Crowder Flat Rd. to Dead Horse Reservoir 1494 Comment
  UC748392  Aquilegia formosa Annie M. Alexander and Louise Kellogg 1946-7-7 4944 Modoc edge of Eight Mile Creek 1752 Comment
  POM99712  Aquilegia formosa R. M. Austin 1895-07 437 Modoc Willow Creek (Devils Garden) Comment
Read comments
Jul 11 2010
  CAS-BOT-BC218336  Aquilegia formosa var. formosa Elmer Ivan Applegate 1932-8-7 8245 Modoc Lily Lake, Bidwell pass, Warner Mts. Comment
  HSC18038  Aquilegia formosa var. formosa M. T. Milligan 1964-7-4 217 Modoc Lassen Creek above lower campground 1829 Comment
  HSC81061  Arabis platysperma G. M. Riegel 1979-7-28 610 Modoc S Warner Mtns. 1829 Comment
  JEPS53054  Arabis subpinnatifida Frances D. Payne 1932-6-10 536 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC95642  Arctostaphylos nevadensis Bruce Bartholomew 1990-6-17 5354 Modoc 12 km N of Buck Creek Ranger Station, E side of Warner Mountains. 2130 Comment
  CAS-BOT-BC95651  Arctostaphylos patula Bruce Bartholomew; Mona Bourell 1990-4-28 5204 Modoc 8 km from Rush Creek on road up Hunters Ridge. 1800 Comment
  CAS-BOT-BC95653  Arctostaphylos patula Bruce Bartholomew; Barrett Anderson 1988-5-12 4093 Modoc 4 km NW of White Horse. 1350 Comment
  POM77169  Arctostaphylos patula Mrs. R. M. Austin 1895-08 506 Modoc Willow Creek (Devils Garden). Comment
Read comments
Nov 26 2011
  RSA488026  Arctostaphylos patula Bruce Bartholomew, B. Anderson, Bartholomew 1988-5-12 4093 Modoc 4 km NW of White Horse. 1350 Comment
  CAS-BOT-BC95659  Arctostaphylos patula G. D. Hanna; M. M. Hanna 1956-6-6 Modoc Glass Mountain Comment
  JEPS51416  Arenaria aculeata L. S. Smith 1917-6-10 33 Modoc Warner Mts., Jess Valley 1524 Comment
  UC748051  Arenaria aculeata Annie M. Alexander and Louise Kellogg 1946-6-27 4846 Modoc (top of ridge, two miles by road from Dismal Swamp) north end of Warner Mountains 2377 Comment
  UC1025107  Aristida oligantha Leo Whitney 1935-8-19 3627 Modoc RS-1, U.S.B.E. Comment
  JEPS20957  Arnica chamissonis Milo S. Baker 1893-6-20 Modoc Egg Lake Comment
  JEPS5916  Arnica chamissonis Frances D. Payne 1933-7-2 Modoc s and e of Alturas; Warner Mountains, Parker Creek Comment
  HSC4687  Arnica cordifolia M. T. Milligan 1964-7-25 191 Modoc Pine Creek Basin, along trail. 2439 Comment
  POM260005  Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 miles NE of Alturas. 1677 Comment
  UCR267415  Arnica cordifolia Jim Andre, Glenn L. Clifton 1993-6-12 29993 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  HSC4691  Arnica cordifolia M. T. Milligan 1965-6-27 366 Modoc E slope of eroded volcanic plateau. 1677 Comment
  POM98603  Arnica cordifolia F. W. Peirson 1926-6-25 s.n. Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  UC29604  Arnica cordifolia Mrs. R. M. Austin and Bruce 1898-6-1 2165 Modoc Lake City Canon Comment
  CAS-BOT-BC15424  Arnica discoidea Bruce Bartholomew 1989-7-14 4979 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  UC936275  Arnica longifolia Annie M. Alexander and Louise Kellogg 1946-8-3 5100 Modoc head of Eagle Creek Warner Mountains, Eagle Creek Comment
  SEINET6775129 Image available Arnica mollis M. J. Williams 1984-7-1 84- 87 -6 Modoc Northwest of Alturas, Crowder Flat Rd., near Big Sage Reservoir 1372 Comment
  SEINET3096626 Image available Arnica sororia Alice Eastwood, John Thomas Howell 1940-6-12 8088 Modoc Jess Valley Comment
  UC1584014  Arnica sororia G. Schoolcraft 1990-6-7 2082 Modoc 12 mi ne Alturas; Joseph Creek 1615 Comment
  CHSC67332  Artemisia arbuscula James D. Jokerst 1986-9-18 2769 Modoc Radar Site Survey S of Doublehead Mtn. Ca. 1.5 mi S of Doublehead Mtn. 1386 Comment
  HSC81046  Artemisia arbuscula subsp. arbuscula G. M. Riegel 1980-7-23 928 Modoc S Warner Mtns. 1739 Comment
  SEINET8368663  Artemisia cana Richard R. Halse 2006-8-4 6995 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  CAS-BOT-BC15254  Artemisia cana subsp. bolanderi John H. Hatton 1911-6-20 129 Modoc Modoc County. 1524 Comment
  UC711824  Artemisia cana subsp. bolanderi Roxana S. Ferris and Laura Lorraine 1941-8-13 10566 Modoc about 1 mi e Patterson Ranger Station (East Creek); Modoc National Forest, Warner Mountains, East Creek Comment
  CHSC112756  Artemisia douglasiana Lowell Ahart; John Dittes 2013-7-24 18935 Modoc South bank of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1268 Comment
  HSC81041  Artemisia douglasiana G. M. Riegel 1979-8-25 719 Modoc South Warner Mountains 2100 Comment
  UCR67454  Artemisia douglasiana George K. Helmkamp 1990-9-23 I- 17 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC217088  Artemisia douglasiana H. M. Hall 1921-9-10 11670 Modoc Alturas Comment
  POM229967  Artemisia ludoviciana subsp. candicans L. C. Wheeler 1935-8-14 3848 Modoc Sunny lake shore above high water line Lily Lake, Pine Creek, Warner Mts. 2073 Comment
  RSA607284  Artemisia ludoviciana subsp. candicans L. C. Wheeler 1935-8-14 3848 Modoc Sunny lake shore above high water line Lily Lake, Pine Creek, Warner Mts. 2073 Comment
  CAS-BOT-BC15258  Artemisia ludoviciana subsp. incompta Alice Eastwood; John Thomas Howell 1940-6-13 8171 Modoc Cedarville. Comment
  UC1776690  Artemisia ludoviciana subsp. incompta G. Schoolcraft 1999-7-13 2865 Modoc Lower slopes of Warner Mountains 3 miles N of Eagleville, CA 1463 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
  CAS-BOT-BC15272  Artemisia ludoviciana subsp. ludoviciana Leland S. Smith 1917-7-24 117 Modoc Joseph Creek camp. 2072 Comment
  UCR64882  Artemisia tridentata George K. Helmkamp 1990-9-23 H- 4 Modoc US Hwy 395, 13 mi north of Likely 1345 Comment
  CHSC113987  Artemisia tridentata subsp. tridentata L. P. Janeway 2014-7-7 11448 Modoc Great Basin. Northwest edge of plateau overlooking Cow Head Lake; halfway between Cow Head Lake and Big Mud Lake; along an obscure dirt road 1.0 km north-northwest of Barrel Springs Road. 1670 Comment
  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-BC15654  Asclepias cordifolia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16441 Modoc 4 mi. E of Cedar Pass summit. Comment
  CAS-BOT-BC15658  Asclepias cordifolia Bruce Bartholomew 1995-6-1 6923 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  CAS-BOT-BC15698  Asclepias cordifolia Elmer Ivan Applegate 1897-5-31 850 Modoc 15 mi. SE of Dry Lake on road to Alturas. Comment
  RSA252373  Asclepias cordifolia R. F. Thorne, C. W. Tilforth 1969-9-5 39152 Modoc Near Mill Creek Falls. Modoc Nataional Forest, Warner Mts. 1753 Comment
  CDA39838  Asclepias fascicularis C. B. Greenbank 1974-7-3 s.n. Modoc 3 miles southwest of Newell, Tulelake area. 0 Comment
  CAS-BOT-BC15665  Asclepias speciosa Bruce Bartholomew 1994-7-4 6847 Modoc Hubert Creek. 1390 Comment
  CDA39828  Asclepias speciosa T. C. Fuller 1957-9-18 337 -57 Modoc Adin. 0 Comment
  RSA767680  Aster ascendens L. Ahart, John Dittes 2010-8-30 17053 Modoc North side of a small wash, about 10-15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8 air miles northeast of Bieber, Big Valley. 1268 Comment
  RSA252480  Aster eatonii R. F. Thorne, C. W. Tilforth 1969-9-5 39174 Modoc Modoc National Forest, Warner Mts, along Fall Creek below Falls. 1738 Comment
  POM312507  Aster frondosus H. L. Mason 1947-8-11 13487 Modoc Reservoir, Kelley Hot Springs, on Alturas-Conby Highway Comment
  RSA210834  Aster frondosus R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39073 Modoc East shore of Goose Lake at Willow Ranch 1433 Comment
  POM312494  Aster occidentalis H. L. Mason 1947-8-9 13480 Modoc East side of Fairchild Swamp, north of Alturas Comment
  UCR67440  Aster subspicatus George K. Helmkamp 1990-9-23 I- 20 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC13419  Astragalus canadensis var. brevidens Mrs. R. M. Austin and Bruce July 1898 2213 Modoc shore Goose Lake; shore Goose Lake Comment
  CAS-BOT-BC218212  Astragalus curvicarpus var. curvicarpus Margaret J. Williams 1984-6-29 84- 74 -1 Modoc 4.8 mi. in on Fandango Pass road from Hwy 395. 1524 Comment
  CAS-BOT-BC182067  Astragalus filipes Francis Dorris Payne 1932-6-22 580 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC182073  Astragalus filipes James D. Jokerst 1983-5-31 1805 Modoc Near Signal Butte. 1340 Comment
  CHSC99289  Astragalus filipes Lowell Ahart; John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  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
  RSA163781  Astragalus filipes Clare B. Hardham 1961-6-19 7838 Modoc Davis creek. 1677 Comment
  RSA523949  Astragalus filipes Barbara J. Ertter 1988-6-18 7619 Modoc Hwy 139, 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection Station, 1 mile S of jct to Lava Beds Natl Monument E of Tonesta. 1311 Comment
  CAS-BOT-BC182963  Astragalus filipes Mrs. R. M. Austin; Mrs. Bruce 1898-6-1 2208 Modoc Plains - Goose Lake Comment
  UC13366  Astragalus filipes Milo S. Baker 1893-7-3 Modoc top of bare rocky hill Comment
  POM128976  Astragalus lentiginosus var. lentiginosus Franklin P. Nutting s.n. Modoc Near Egg Lake Comment
Read comments
Sep 29 2008
  NY676223  Astragalus malacus B. M. Bartholomew 1993-5-10 6449 Modoc At the Nevada border directly east of Eagleville, east side of Surprise Valley 1520 Comment
  NY676230  Astragalus malacus Mrs. M. H. Manning 05 1907 s.n. Modoc Warren Range Comment
  CAS-BOT-BC182049  Astragalus obscurus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6535 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 Comment
  CAS-BOT-BC182025  Astragalus purshii Alice Eastwood; John Thomas Howell 1940-6-14 8245 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC182028  Astragalus purshii L. A. M. Black 1893-7-1 83 Modoc Davis Creek. Comment
  CAS-BOT-BC182042  Astragalus purshii Bruce Bartholomew 1991-5-25 5751 Modoc Ca. 6 km NW of Tionesta on road to Lava Beds National Monument. 1310 Comment
  RSA60235  Astragalus purshii var. tinctus E. K. Balls 1950-5-13 14662 Modoc Goose Lake, east shore about Willow Ranch. Comment
  CAS-BOT-BC193033  Astragalus purshii var. tinctus Mrs. H. C. Cantelow 1949-6-11 14 Modoc About 8 miles north of Davis Creek, Hy 395. About 600 ft. above Goose Lake on slope 91 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
  RSA185332  Athysanus pusillus Clare B. Hardham 1961-6-17 7512 -A Modoc Cedar Pass Campground, Warner Mountains. Comment
  RSA97506  Atriplex confertifolia Beecher Crampton 1954-7-7 2152 Modoc 7 miles E of Cedarville. Comment
  SEINET10958200  Balsamorhiza hookeri LeRoy E. Detling 1948-5-24 Detling 6254 Modoc N. Fork Pit River. 1463 Comment
  CAS-BOT-BC15195  Balsamorhiza sagittata Bruce Bartholomew; Barrett Anderson 1989-4-27 4638 Modoc Ryan Canyon, 6.0 km NW of Adin on road to Dutch Flat. 1370 Comment
  UC71588  Balsamorhiza sagittata Mrs. M. H. Manning 1903-5-1 113 Modoc near Fort Bidwell Comment
  CAS-BOT-BC15134  Balsamorhiza sagittata John H. Hatton 1911-6-10 15 Modoc Modoc National Forest 1767 Comment
  RSA152708  Balsamorhiza sagittata I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16410 Modoc Steep hillside in Cedar Pass, along Cedar Pass Road between Alturas and Cedarville Comment
  CAS-BOT-BC15138  Balsamorhiza serrata Isabelo T. Kelly 1930-1-1 17 Modoc unspecified Comment
  CAS-BOT-BC383142  Balsamorhiza serrata Andrew Townesmith; Karen M. Meyer 2007-9-15 929 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass 1928 Comment
  UC748375  Barbarea orthoceras Annie M. Alexander and Louise Kellogg 1946-7-17 5009 Modoc Benton Meadow; Warner Mountains 2072 Comment
  RSA624497  Bassia hyssopifolia L. C. Wheeler 1935-10-10 4035 Modoc Alturas. 1356 Comment
  CAS-BOT-BC248384  Beckmannia syzigachne John H. Hatton 1911-6-23 160 Modoc Modoc National Forest Comment
  CDA31540  Beckmannia syzigachne T. C. Fuller 1958-7-8 1951 Modoc Likely: Corporation Ranch 0 Comment
  CHSC112049  Beckmannia syzigachne Lowell Ahart; John Dittes 2012-7-10 18310 Modoc On dry soil, along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air( west of Adin, about 8.4 miles (air)northeast of Bieber, Big Valley. 1267 Comment
  JEPS119964  Beckmannia syzigachne Lowell Ahart, John Dittes 2012-7-10 18310 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
  UCSC000020  Beckmannia syzigachne August L. Hormay 1932-7-15 s.n. Modoc Crowder Ranger Station Comment
  CAS-BOT-BC54176  Berberis aquifolium var. repens Belknap C. Goldsmith 1911-6-15 35 Modoc N Fork Davis Creek, W slope Warner Mountains 2011 Comment
  CAS-BOT-BC54221  Berberis aquifolium var. repens Bruce Bartholomew 1989-8-12 5122 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  CAS-BOT-BC54223  Berberis aquifolium var. repens John Thomas Howell 1934-6-11 11981 Modoc Parker Creek, Warner Mts. 1584 Comment
  CHSC118298  Berberis aquifolium var. repens L. P. Janeway 2016-5-18 12059 Modoc Modoc Plateau. Northeast corner of the Devils Garden area; along Road 47N37 0.6 km of Road 73/181/47N09. 1626 Comment
  HSC27250  Berberis aquifolium var. repens J. P. Smith, J. O. Sawyer 1972-5-6 5277 Modoc Hillside E of Fandango Valley, 2 mi. E of valley floor 1707 Comment
  OBI20535  Berberis aquifolium var. repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass, Warner Mts. Comment
  UC1561006  Bergia texana Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10487 Modoc Warner Mountains: Bed of Snake Lake. Comment
  NY526321  Betula occidentalis B. M. Bartholomew 1990-6-17 5294 Modoc Along Emerson Creek, 2.8 km southwest of County Road 1, east side of Warner Mountains 1600 Comment
  RSA34820  Betula occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-14 10600 Modoc 8.5 miles from Patterson Ranger Station on Eagleville road. Warner Mountains. Modoc National Forest. Comment
  UC711814  Betula occidentalis Roxana S. Ferris and Laura Lorraine 1941-8-14 10600 Modoc on Eagleville rd 8 1/2 mi from Patterson Ranger Station (along stream); Modoc National Forest, Warner Mountains Comment
  JEPS12355  Bidens cernua W. L. Jepson 1918-8-10 7927 Modoc Alturas 1371 Comment
  UCD129551  Bidens cernua Herbert L. Mason; Verne Grant 1947-7-12 13431 Modoc south loop of west side road, north of Likely. Comment
  CAS-BOT-BC218111  Bistorta bistortoides Francis Dorris Payne 1929-7-7 64 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CHSC109734  Bistorta bistortoides B. Castro; L. P. Janeway 2012-7-27 1975 Modoc Warner Mountains. North-sloping meadow opening just above Mineral Spring, 0.,3 air mi east of Yellow Mountain. Meadow surrounded by tall lodgepole pine forest; on E side of road. 2350 Comment
  JEPS5982  Blepharipappus scaber Frances D. Payne 1932-6-24 600 Modoc s and e of Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  POM260466  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 miles northeast of Alturas. 1616 Comment
  SBBG14875  Blepharipappus scaber A. I. Richardson 1961-5-31 10 Modoc near Adin 1301 Comment
  CAS-BOT-BC15079  Blepharipappus scaber Louis Cutter Wheeler 1935-8-6 3795 Modoc Edge of Mts. 1/4 mi. E of Pine Creek (town). 1584 Comment
  SEINET7379328 Image available Blepharipappus scaber M. J. Williams 1984-6-30 84- 75 -1 Modoc 27.4 miles N of Cedar Pass road on Hwt 395. 1295 Comment
  UC468912  Blepharipappus scaber M. F. Gilman 653 Modoc 5000 ft Comment
  UC748334  Blepharipappus scaber Annie M. Alexander and Louise Kellogg 1946-6-10 4709 Modoc slope n Snake Lake Comment
  UC711847  Boechera divaricarpa Roxana S. Ferris and Laura Lorraine 1941-8-13 10516 Modoc Patterson Ranger Station, East Creek drainage Modoc National Forest, Warner Mts., East Creek 2164 Comment
  CAS-BOT-BC58659  Boechera lyallii Leland S. Smith 1917-7-2 68 Modoc Warren Mt. 2590 Comment
  CAS-BOT-BC95726  Boechera pauciflora Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2148 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC14095  Boechera pauciflora B. Bartholomew; B. Anderson 1988-7-21 4464 Modoc Vicinty of Patterson Campground, southern end of Warner Mountains. 2190 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-BC14148  Boechera pendulocarpa L. S. Smith 1917-7-2 55 Modoc Modoc Forest. Warren Peak, head of Parker Creek. 2316 Comment
  CAS-BOT-BC14524  Boechera puberula B. Bartholomew 1993-6-14 6662 Modoc 8.7 km east of County Road 114 on County Road 108, northwest of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC35125  Boechera puberula Leland S. Smith 1920-6-15 1200 Modoc Bieber Range. 1371 Comment
  CAS-BOT-BC25532  Boechera retrofracta John Thomas Howell 1934-6-30 12267 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC58291  Boechera retrofracta Annie Montague Alexander; L. Kellogg 1946-6-27 4848 Modoc Highgrade, (top of ridge, 2 mi. by road from Dismal Swamp) N end of Warner Mts. 2377 Comment
  CAS-BOT-BC58293  Boechera retrofracta R. M. Austin 1885-1-1 Modoc Modoc County. Comment
  UC585224  Boechera sparsiflora E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1833 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  JEPS53185  Boechera sparsiflora Leland S. Smith 1918-6-22 949 Modoc Pine Creek Modoc Forest 1981 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
  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
  CAS-BOT-BC497317  Boisduvalia Fred P. Cronemiller, Jr. 1920-6-15 8 Modoc McKenzie Spring 1310 Comment
  RSA152613  Briza maxima I. L. Wiggins, Dorothy Wiggins 1961-6-12 16374 Modoc California Highway 299, 5.5 mi. N of Alturas at junction of Cedar Pass road. Comment
  CAS-BOT-BC244945  Brodiaea coronaria subsp. coronaria John Thomas Howell 1934-6-30 12272 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC242449  Bromus briziformis Bruce Bartholomew 1990-6-17 5305 A Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  HSC80915  Bromus briziformis G. M. Riegel 1980-6-30 789 Modoc S Warner Mtns. 1739 Comment
  HSC9115  Bromus briziformis M. T. Milligan 1965-6-27 374 Modoc N end Jess Valley 1616 Comment
  SJSU9580  Bromus briziformis W. Savage 1979-7-4 1340 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD57491  Bromus briziformis Leo Whitney 1934-5-19 2169 Modoc Northeast portion of county. Modoc National Forest. Devil's Garden. Timbered Mountain. 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-BC242434  Bromus carinatus var. carinatus Leland S. Smith 1917-7-17 84 Modoc Deep Creek. 2042 Comment
  JEPS69180  Bromus carinatus var. carinatus Leland S. Smith 1918-6-22 971 Modoc Modoc National Forest, Pine Creek Canyon Pine Creek Canyon; Modoc National Forest, Pine Creek Canyon 2133 Comment
  UC1024864  Bromus carinatus var. carinatus Leo Whitney 1935-5-30 3162 a Modoc 18 mi wnw of Canby (Hole-in-the-rock); Hole-in-the-rock Comment
  UC1024964  Bromus carinatus var. carinatus Leo Whitney 1935-7-6 3446 Modoc Pit River near Lookout; Pit River Comment
  UCD59214  Bromus carinatus var. marginatus August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UC1025050  Bromus commutatus Leo Whitney 1935-8-3 3597 Modoc Buck Creek Comment
  CAS-BOT-BC242473  Bromus hordeaceus Bruce Bartholomew 1990-6-17 5321 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  HSC9229  Bromus hordeaceus M. T. Milligan 1965-6-23 308 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC242467  Bromus inermis M. A. Berry 1957-6-30 s.n. Modoc Warner Mts. 1524 Comment
  HSC93546  Bromus inermis G. Fred Hrusa, T. D. Wilfred 1996-7-21 13310 Modoc Along Pit River at Rd. 90 bridge, E base of Splawn Mtn., N end of Big Valley 1500 Comment
  UC1025047  Bromus japonicus Leo Whitney 1935-8-10 3612 Modoc Pit River, Alturas Alturas; Pit River, Alturas Comment
  HSC80909  Bromus orcuttianus G. M. Riegel 1978-8-24 146 Modoc South Warner Mountains 509 Comment
  UC53739  Bromus orcuttianus unknown Modoc California Comment
  CAS-BOT-BC242460  Bromus suksdorfii Leland S. Smith 1922-7-20 1277 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC242453  Bromus tectorum Leland S. Smith 1919-6-4 1127 Modoc Deep Creek Ranger Station. 1508 Comment
  RSA180227  Bromus tectorum Clare B. Hardham 1961-6-17 7524 Modoc Cedar Pass Camp Ground. Comment
  UC1024900  Bromus tectorum Leo Whitney 1935-5-21 3115 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UC1036055  Bromus tectorum Annie M. Alexander and Louise Kellogg 1946-6-18 4795 Modoc Patterson Mill-Silver Creek Roads 1828 Comment
  UCD60046  Bromus tectorum A. A. Beetle 1941-6-29 2823 Modoc 15 miles E of Alturas, road to Cedarville Pass. 1371 Comment
  HSC9401  Calamagrostis canadensis var. langsdorffii M. T. Milligan 1966-7-5 559 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  UC7748  Calandrinia ciliata Milo S. Baker 1893-7-1 Modoc shore of lake Egg Lake 1371 Comment
  CAS-BOT-BC95100  Callitriche palustris Louis Cutter Wheeler 1935-8-15 3863 Modoc Dismal Swamp. 2225 Comment
  UCD123516  Callitriche palustris Herbert L. Mason; Verne Grant 1947-7-12 13428 Modoc south loop west side road, north of Likely. Comment
  CAS-BOT-BC85786  Calocedrus decurrens Frances D. Payne 1932-7-1 651 Modoc Fitzhugh Sprinrings, Warner Mts. 1828 Comment
  CAS-BOT-BC244931  Calochortus leichtlinii K. Paulson; Robert Paulson 1989-7-12 177 Modoc Ca. 2 mi. N of Mill Creek Falls, W side of Warner Mts. 1920 Comment
  CAS-BOT-BC244929  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1994-7-4 6848 Modoc Hubert Creek. 1390 Comment
  UC1748346  Calochortus longebarbatus var. longebarbatus J. D. Jokerst 1983-7-20 1862 Modoc NW of Lookout (town) (W of county rd. 93 at a point 0.2 mi S of the fork to either Whitehorse Flat or Lookout Jct.) Comment
Read comments
Aug 4 2018
  JEPS75031  Calochortus longebarbatus var. longebarbatus Mrs. Richard G. Kay Paulson 1975-7-20 Modoc 0.5 mi e Craig Spring (which is ca 12 mi wnw of Canby) 1524 Comment
  CAS-BOT-BC242144  Calochortus macrocarpus R. M. Austin 1895-8-1 489 Modoc Davis Creek. Comment
  CHSC117360  Calochortus macrocarpus Lowell Ahart; John Dittes 2016-7-14 21151 Modoc South 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
  JEPS127301  Calochortus macrocarpus Lowell Ahart, John Dittes 2016-7-14 21151 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  HSC15363  Calochortus macrocarpus var. macrocarpus M. T. Milligan 1966-7-7 563 Modoc Slopes and ridges east of Jess Valley 1768 Comment
  CAS-BOT-BC217327  Caltha leptosepala Annie Montague Alexander; L. Kellogg 1946-6-26 4829 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CHSC100010  Calycadenia fremontii Lowell Ahart; John Dittes 2008-8-25 15294 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC197582  Calyptridium umbellatum Annie Montague Alexander; L. Kellogg 1946-7-17 5002 Modoc Benton Meadow, Warner Mts. 2072 Comment
  UC7759  Calyptridium umbellatum Mrs. R. M. Austin and Bruce June 1898 2225 Modoc Goose Lake Valley Comment
  POM127900  Calystegia occidentalis subsp. occidentalis W. P. Taylor, H. C. Bryant, B. Taylor 1910-6-26 s.n. Modoc Warner Mountains. 1677 Comment
  CAS-BOT-BC242132  Camassia quamash subsp. breviflora K. Paulson; Robert Paulson 1988-5-22 2 Modoc Boles Creek, Devil's Garden. 1402 Comment
  UC1036051  Camassia quamash subsp. breviflora Annie M. Alexander and Louise Kellogg 1946-6-14 4752 a Modoc Silver Creek branch of Patterson Mill Road Silver Creek 1828 Comment
  UC421787  Camassia quamash subsp. breviflora Milo S. Baker before February 1906 Modoc Forestdale Comment
  RSA59524  Camassia quamash subsp. breviflora E. K. Balls 1950-5-21 14816 Modoc Around South Fork Public Camp, South Fork Pit River, Likely to Jess Valley 1433 Comment
  UCD138389  Camassia quamash subsp. breviflora Malcolm A. Nobs; S. Galen Smith 1949-5-29 773 Modoc one mile east of Lake City. Comment
  JEPS121200  Camelina microcarpa Lowell Ahart, John Dittes 2013-7-25 18951 Modoc About 100 yards N of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC191134  Camissonia andina Bruce Bartholomew 1990-6-18 5378 Modoc Crowder Flat Rd, 0.3 km N of turn off to Big Sage Reservoir. 1480 Comment
  RSA520377  Camissonia andina Bruce Bartholomew, B. Anderson 1989-6-1 4740 Modoc Ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC191114  Camissonia claviformis subsp. cruciformis Bruce Bartholomew 1990-6-17 5315 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  NY852080  Camissonia tanacetifolia R. J. Weatherby 1955-7-8 1616 Modoc 7 miles north of Fort Bidwell 1875 Comment
  POM211894  Camissonia tanacetifolia J. T. Howell 1934-6-12 12000 Modoc 6 miles S of Davis Creek. Comment
  HSC16516  Camissonia tanacetifolia M. T. Milligan 1964-4-25 Modoc S end of Lower Cummings Reservoir, along base of dam Comment
  CAS-BOT-BC191082  Camissonia tanacetifolia subsp. tanacetifolia Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10569 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  CAS-BOT-BC191089  Camissonia tanacetifolia subsp. tanacetifolia Robert Folger Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39085 Modoc E shore of Goose Lake at Willow Ranch. 1432 Comment
  CAS-BOT-BC191094  Camissonia tanacetifolia subsp. tanacetifolia John Thomas Howell 1934-7-2 12358 Modoc E side of Clear Lake. Comment
  POM204166  Camissonia tanacetifolia subsp. tanacetifolia J. T. Howell 1934-6-15 12196 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  RSA210869  Camissonia tanacetifolia subsp. tanacetifolia Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39085 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  CAS-BOT-BC58465  Capsella bursa-pastoris Bruce Bartholomew 1990-6-17 5312 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  UC117882  Capsella bursa-pastoris Mrs. R. M. Austin May 1894 20 Modoc Goose Lake Valley Comment
  NY119873  Cardamine breweri A. J. Cronquist 1959-6-19 8500 Modoc Along Mill Creek, just above Clear Lake; Warner Mtns., 15 miles E of Likely 1828.8 Comment
  RSA152599  Cardamine breweri I. L. Wiggins, Dorothy Wiggins 1961-6-12 16404 Modoc Cedar Pass Camp ground 3 miles E of Thoms Creek bridge, on Cedar Pass Road. Comment
  CAS-BOT-BC58429  Cardamine breweri var. breweri Alice Eastwood; John Thomas Howell 1940-6-13 8166 Modoc Cedarville. Comment
  CAS-BOT-BC58472  Cardamine breweri var. breweri Bruce Bartholomew; Barrett Anderson 1989-6-2 4844 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CDA13476  Cardaria chalepensis G. F. Hrusa, T. D. Wilfred 1996-7-21 13323 Modoc Modoc Plateau; Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. 1280 Comment
  CDA42987  Cardaria pubescens L. Ahart 2008-8-25 15287 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. Comment
  UC1024324  Carex angustata Annie M. Alexander and Louise Kellogg 1946-6-30 4885 Modoc Dismal Swamp, n end of Warner Mountains Warner Mountains, Dismal Swamp 2255 Comment
  CAS-BOT-BC242371  Carex athrostachya Herbert Louis Mason; Verne Grant 1947-7-10 13355 Modoc Pasture land 1/4 mi. W of Doris Reservoir, 2 mi. E of Alturas. Comment
  UC1100436  Carex athrostachya Verne Grant, Herbert L. Mason 1947-7-10 13355 Modoc 2 mi E of Alturas (1/4 mi W of Dorris Reservoir) Comment
  SEINET10862025  Carex athrostachya Gordon H. True 1939-6-19 True 998 Modoc Pit River, near Sckeley. Comment
  RSA92358  Carex aurea Beecher Crampton 1954-7-6 2099 Modoc Edge of flowing water of Shields Creek, Warner Mountains, 20 miles east of Alturas. 1524 Comment
  UC189590  Carex aurea Milo S. Baker Modoc Big Valley Mts. Comment
  CDA33031  Carex barbarae T. C. Fuller 1964-10-8 12702 Modoc West side of Highway 395 at southern limits of Likely. 0 Comment
  SEINET7556726 Image available Carex densa Juha Pykala, D. H. Norris 1987-5-27 1075 Modoc Modoc National Forest. Upper Rush Creek Campground. 1554 Comment
  CAS-BOT-BC245190  Carex douglasii Alice Eastwood; John Thomas Howell 1940-6-13 8179 Modoc E side of Cedar Pass. Comment
  CHSC117045  Carex douglasii Lowell Ahart; John Dittes 2016-6-6 20971 Modoc About 10 yards west of the dirt road, about 10 yards west 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
  HSC48186  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19426 Modoc Near Hager Reservoir Comment
  SEINET7563152 Image available Carex jonesii John Thomas Howell 1934-6-14 12165 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CHSC109477  Carex luzulina L. P. Janeway; B. Castro 2012-7-27 11021 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  CAS-BOT-BC31619  Carex luzulina var. luzulina Annie M. Alexander; Louise Kellogg 1946-7-19 5032 Modoc Benton Meadow, Warner Mts. 2072 Comment
  HSC48330  Carex mariposana D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19362 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  JEPS86370  Carex microptera Jack and Betty Guggolz 1988-6-28 960 Modoc w Jenkins Spring Comment
  SEINET7568476 Image available Carex multicaulis B. Bartholomew 1992-5-17 6345 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  CAS-BOT-BC245164  Carex nebrascensis R. L. Ward 1976-5-18 s.n. Modoc Pine Spring. 1508 Comment
  JEPS63683  Carex nebrascensis W. L. Jepson 1918-8-14 7992 Modoc Jess Valley 1584 Comment
  CHSC109502  Carex pachycarpa L. P. Janeway; B. Castro 2012-7-26 11006 Modoc Warner Mountains. At Little Lily Lake, 2.4 air km north of Mt. Vida. 2258 Comment
  JEPS127230  Carex praegracilis Lowell Ahart, John Dittes 2016-6-6 20966 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  UC1024317  Carex praegracilis Annie M. Alexander and Louise Kellogg 1946-6-14 4761 Modoc branch to Silver Creek (Patterson Mill Rd.) 1828 Comment
  UC1100474  Carex praegracilis Herbert L. Mason, Verne Grant 1947-8-13 13535 Modoc n Canby (ne side of F Reservoir) Comment
  SJSU9654  Carex praegracilis W. Savage 1979-7-8 1489 Modoc N end of Fairchild Swamp Unit; Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UCD140769  Carex praegracilis Herbert L. Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UC1736038  Carex raynoldsii Dean W. Taylor 1989-8-5 10469 Modoc North Emerson Lake; Warner Mountains Comment
  CHSC53657  Carex rossii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-23 1057 A Modoc Near S Fk Pine Cr at border of the South Warner Wilderness. 2072 Comment
  CAS-BOT-BC184099  Carex scopulorum var. bracteosa John H. Hatton 1911-6-13 74 Modoc Modoc National Forest 1463 Comment
  UC1540258  Carex simulata Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9083 Modoc along Highway 299 Highway 299 1402 Comment
  HSC7160  Carex spectabilis M. T. Milligan 1965-6-23 302 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC245151  Carex straminiformis Annie Montague Alexander; L. Kellogg 1946-7-23 5048 Modoc Emerson Peak. 2749 Comment
  CHSC77253  Carex subfusca G. Schoolcraft 1996-7-23 2543 Modoc E. of Yankee Jim Ranch about 12 mile se of Alturas. 1645 Comment
  JEPS25928  Carex utriculata W. L. Jepson 1918-8-10 7934 Modoc Alturas 1371 Comment
  CAS-BOT-BC242397  Carex vernacula Annie Montague Alexander; L. Kellogg 1946-7-30 5100 Modoc Eagle Peak. Comment
  CAS-BOT-BC242390  Carex whitneyi Leland S. Smith 1922-7-20 1285 Modoc Rush Creek Ranger Station. 1905 Comment
  CDA41343  Castilleja angustifolia T. C. Fuller 1958-7-8 2036 Modoc Davis Creek. 0 Comment
  CAS-BOT-BC225977  Castilleja applegatei subsp. pinetorum Clare Butterworth Hardham 1961-6-18 7595 Modoc Davis Creek. 2133 Comment
  CAS-BOT-BC225985  Castilleja applegatei subsp. pinetorum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 116 Modoc Above Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC225988  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1940-6-1 4368 Modoc Cedar Pass, Warner Mountains 1935 Comment
  CAS-BOT-BC225991  Castilleja applegatei subsp. pinetorum Francis Whittier Pennell 1940-6-8 25741 Modoc Upper western slope near Cedar Pass, Warner Mountains, NE of Alturas 1920 Comment
  CHSC109456  Castilleja applegatei subsp. pinetorum B. Castro; 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. 2359 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
  JEPS86308  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-7-5 982 Modoc Comment
  SEINET13732522  Castilleja applegatei subsp. pinetorum M. J. Williams 1968-6-1 s.n. Modoc Cedar Pass. 2103 Comment
  SEINET13978159  Castilleja applegatei subsp. pinetorum M. J. Williams 1983-7-29 83- 116 -9 Modoc Warner Mountains, N of Cedar Pass, 1.1 mi N of Stough Reservoir Campground. 2088 Comment
  UC103495  Castilleja applegatei subsp. pinetorum Mrs. R. M. Austin Jun 1894 278 Modoc hills near Willow Creek Comment
  UC26538  Castilleja applegatei subsp. pinetorum Milo S. Baker 1893-6 Modoc Comment
  UC986481  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-18 4797 Modoc Patterson Mill--Silver Creek roads Comment
  CAS-BOT-BC226004  Castilleja arachnoidea K. Paulson; Robert Paulson 1991-7-27 247 Modoc Sugar Hill Lookout. 2202 Comment
  JEPS4831  Castilleja arachnoidea Mrs. M. H. Manning 1903-1 361 Modoc near Fort Bidwell (ne Modoc County) Comment
  JEPS4549  Castilleja campestris subsp. campestris Milo S. Baker 1893-7-24 Modoc Egg Lake Comment
  JEPS120884  Castilleja chromosa Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18765 Modoc About 300 yards E of the Parking Area, E of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  CAS-BOT-BC226023  Castilleja lacera David Daniels Keck; Jens Chr. Clausen 1935-6-24 3720 Modoc 14 mi. S of New Pine Creek. 1525 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
  RSA78907  Castilleja linariifolia E. K. Balls, Percy C. Everett 1952-10-10 18148 Modoc Above S. Fk. Public Camp, 8 mi. E. of Likely on road to Jess Valley. 1555 Comment
  CAS-BOT-BC226047  Castilleja miniata Bruce Bartholomew 1994-7-2 6816 Modoc E of Bald Mountain, on E side of the Warner Mountains 2230 Comment
  HSC80798  Castilleja miniata G. M. Riegel 1980-7-9 857 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC32642  Castilleja payneae Francis Dorris Payne 1929-7-26 126 Modoc Mt. Warren, Warner Mts. 2944 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-BC241008  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8253 Modoc Between Mammouth [Mammoth] Cave and Lava Bed Nat. Mon. Comment
  JEPS90547  Castilleja pilosa Dean Wm. Taylor and Glenn L. Clifton 1987-6-27 9110 Modoc Upper South Deep Creek Warner Mountains (headwaters) 2194 Comment
  JEPS77521  Castilleja pilosa L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4891 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen County line); Warner Mts. 2011 Comment
  CAS-BOT-BC226069  Castilleja tenuis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10555 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains. 2164 Comment
  CAS-BOT-BC226075  Castilleja tenuis Bruce Bartholomew 1990-6-17 5352 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CAS-BOT-BC226078  Castilleja tenuis Clare Butterworth Hardham 1961-6-18 7804 Modoc Lava Flows, N Fork Pit River, 3.3 mi SW of Cedar Pass. 1371 Comment
  JEPS120511  Castilleja tenuis L. P. Janeway, B. Castro 2012-7-25 10984 Modoc Warner Mountains. Comment
  UC1585989  Castilleja tenuis Barbara Ertter 1988-6-18 7623 Modoc 1 mi s Hwy. 139, s jct. to Lava Beds Natl. Monument e of Tonesta (a few mi n of Agric. Inspection Station, ca 50 air mi sw of Klamath Falls) 1310 Comment
  CAS-BOT-BC58435  Caulanthus crassicaulis Bruce Bartholomew 1995-6-2 6940 Modoc About 9 km E of Eagle on SE side of Surprise Valley. 1460 Comment
  UC18320 Image available Ceanothus X flexilis Milo S. Baker 1893-6-30 Modoc Modoc Co. 1371 Comment
  SEINET12210603  Ceanothus cuneatus J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4131 Modoc White Horse Road near Egg Lake, NW of Lookout 1311 Comment
  HSC25994  Ceanothus integerrimus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19516 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC70422  Ceanothus integerrimus Milo S. Baker 516 Modoc Bowens Spring Comment
Read comments
Jul 24 2013
  CAS-BOT-BC217111  Ceanothus prostratus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6508 Modoc Ca. 3 km S of Oregon border on Forest Service Rte. 7. 1720 Comment
  CAS-BOT-BC217145  Ceanothus prostratus Milo Samuel Baker 1893-1-1 s.n. Modoc Forest Dale Comment
  CAS-BOT-BC217148  Ceanothus prostratus A. D. Borden 1911-5-20 s.n. Modoc W slope Sugar Hill. Comment
  POM136509  Ceanothus prostratus M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  POM85312  Ceanothus prostratus R. M. Austin 1895-06 53 Modoc Sugar Hill Comment
  RSA1097  Ceanothus prostratus E. R. Johnson 1928-8-31 1192 Modoc 4 miles W of lookout Comment
  CAS-BOT-BC217122  Ceanothus velutinus Annie Montague Alexander; L. Kellogg 1946-6-28 4860 Modoc Pine Creek Canyon, N end of Warner Mts. 2011 Comment
  CHSC106187  Centaurea cyanus Lowell Ahart; John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121213  Centaurea cyanus Lowell Ahart, John Dittes 2013-7-24 18937 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
  CDA7215  Centaurea diffusa Loring White 1959-8-19 Modoc West of Canby. 0 Comment
  RSA767494  Centaurea repens L. Ahart, John Dittes 2010-8-31 17093 Modoc South of parking area west of old barn, on west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County line, about 4.4 air miles west of Adin, about 7.2 air miles northeast of Bieber, Big Valley 1266 Comment
  CAS-BOT-BC281202  Centaurea stoebe subsp. micranthos B. Bartholomew 1989-7-14 4970 Modoc N end of Big Valley Comment
  JEPS114495  Centaurea virgata subsp. squarrosa Lowell Ahart, John Dittes 2008-8-25 15300 Modoc In the middle of a poor dirt road, 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
  UCD130121  Centaurea virgata subsp. squarrosa T. C. Fuller 1962-8-29 9487 Modoc road to Adin, 0.2 mile east of Lookout, Big Valley. 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
  JEPS117502  Centaurium exaltatum Lowell Ahart, John Dittes 2010-8-31 17125 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC197528  Cercocarpus ledifolius var. ledifolius Frederick H. Frost 1925-7-11 31 Modoc Cedar Canyon, 2 mi. above Cedarville, Warner Mts. Comment
  CAS-BOT-BC214641  Cercocarpus ledifolius var. ledifolius C. L. Hitchcock 1940-5-27 6689 Modoc 15 mi. NE of Alturas. 1615 Comment
  UC1127899  Cercocarpus ledifolius var. ledifolius R. C. Wilson 1933-7-16 63 Modoc Rush Creek, Modoc National Forest Rush Creek; Modoc National Forest, Rush Creek 1447 Comment
  NY418595  Cercocarpus macrourus M. S. Baker 1893-6-20 s.n. Modoc Rocky hillside. Comment
  CAS-BOT-BC15060  Chaenactis douglasii var. douglasii Annie Montague Alexander; L. Kellogg 1946-7-24 5076 Modoc Horse Mountain, Warner Mts. Comment
  CAS-BOT-BC15071  Chaenactis douglasii var. douglasii Bruce Bartholomew; Barrett Anderson 1988-6-25 4377 Modoc SW side of Jess Valley, Warner Mts.. 1540 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
  CHSC109512  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2012-7-25 10996 Modoc Warner Mountains. Along Twelve Mile Creek 3.5 air mi east-southeast of Dismal Swamp and 2.7 air km norhteast of Mount Bidwell. 2182 Comment
  JEPS34154  Chaenactis douglasii var. douglasii L. S. Smith 1918-7-7 977 Modoc Jess Valley Warner Mts. (sw slope of Warner Mts.) 1524 Comment
  HSC12272  Chaenactis douglasii var. douglasii Richard Spjut 1970-7-20 484 Modoc ca. 6 miles west of Davis Creek near the south end of Goose Lake 1402 Comment
  JEPS44978  Chamaebatiaria millefolium L. S. Smith 1918-8-7 1012 Modoc Black Knob, Camp One Black Knob; , Camp One 2438 Comment
Read comments
Jul 14 2013
  UC1037213  Chamaebatiaria millefolium Leo Whitney 1934-6-5 1579 Modoc Modoc National Forest, Quaking Asp Modoc National Forest; , Quaking Asp 1219 Comment
  CAS-BOT-BC245423  Chamaesaracha nana Elmer Ivan Applegate 1897-5-30 862 Modoc Timbered Mountain, S of Dry Lake. Comment
  UC449976  Chamaesaracha nana M. F. Gilman 638 Modoc 1676 Comment
  UCSB6934  Chamaesaracha nana Sharsmith, Helen 1955-6-26 Modoc adjacent to Highway 39 ca. 20 miles north of Canby, Modoc National Forest. 1524 Comment
  JEPS52355  Chamaesyce serpyllifolia Frances D. Payne 1932-7-3 671 Modoc s and e Alturas; Warner Mtns, Parker Creek 1584 Comment
  HSC16312  Chamerion angustifolium subsp. circumvagum M. T. Milligan 1966-7-25 569 Modoc E of Jess Valley 1646 Comment
  CHSC99251  Chenopodium Lowell Ahart; John Dittes 2008-6-21 15010 Modoc Along a large levee, mountain meadow, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 Comment
  CDA3023  Chenopodium berlandieri var. zschackei T. C. Fuller 1964-10-8 12700 Modoc North side of road to Goose Lake, ca 3 miles west of Davis Creek. 0 Comment
  CAS-BOT-BC95526  Chenopodium hians Alice Eastwood; John Thomas Howell 1940-6-13 8173 Modoc Near Cedarville. Comment
  POM228960  Chenopodium salinum L. C. Wheeler 1935-8-18 3892 Modoc 2 miles northeast of Alturas 1357 Comment
  UC412890  Chimaphila umbellata Franklin P. Nutting 1900-8-20 Modoc near Forestdale Comment
  CDA37694  Chorispora tenella Breckenridge/Filippini 2005-6-2 s.n. Modoc Likely, Jones Lane, Lynetta Farms. 0 Comment
  POM166648  Chrysolepis sempervirens Baker, Nutting 1893-06 3262 Modoc Squaw Valley, near Mt. Shasta. Comment
  CAS-BOT-BC15003  Chrysothamnus nauseosus subsp. albicaulis Louis Cutter Wheeler 1935-9-10 3967 Modoc McGinty Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC15044  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1936-9-22 11072 Modoc Lower Caldwell Ice Cave, Lava Beds National Monument. Comment
  CAS-BOT-BC15048  Chrysothamnus nauseosus subsp. albicaulis Philip Alexander Munz 1951-9-14 16980 Modoc Jess Valley. 1615 Comment
  SEINET2149925  Chrysothamnus nauseosus var. speciosus K. T. Harper 1974-1 141 Modoc Pine Creek, west slope of Warner Mountains. 1677 Comment
  CAS-BOT-BC14982  Chrysothamnus viscidiflorus subsp. puberulus Bruce Bartholomew 1991-8-6 6093 Modoc 9 km E of Eagleville, Surprise Valley. 1450 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
  RSA795595  Chrysothamnus viscidiflorus subsp. viscidiflorus L. Ahart, John Dittes 2010-8-30 17061 Modoc Near the homestead, about 100 yards east of the fence, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  CAS-BOT-BC14971  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  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
  CDA1060  Cirsium arvense T. C. Fuller 1959-7-8 2746 -A Modoc Grainfield, 1.5 mi. South of Tulelake. 0 Comment
  UC748326  Cirsium cymosum var. cymosum Annie M. Alexander and Louise Kellogg 1946-6-14 4766 Modoc Silver Creek branch of Patterson Mill Rd 1828 Comment
  UC1192201  Cirsium douglasii var. breweri Herbert L. Mason 1947-8-11 13500 Modoc On Highway 81, n of Modoc-Lassen County Line Comment
  UC71590  Cirsium douglasii var. breweri Mrs. M. H. Manning 1903-1-1 262 Modoc Fort Bidwell, ne Modoc County Fort Bidwell Comment
  CAS-BOT-BC14930  Cirsium occidentale var. candidissimum Edward Kent Balls; Percy C. Everett 1952-10-11 18157 Modoc 1 mi. SE of crest of Fandango Pass, Warner Mountains 1706 Comment
  UCR57503  Cirsium pastoris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 11 Modoc East of Likely on Jess Valley Rd. 1415 Comment
  CAS-BOT-BC191067  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1991-7-4 5926 Modoc Vicinity of Pine Spring between Miller Gulch and Twin Lakes. 1420 Comment
  CAS-BOT-BC191053  Clarkia lassenensis John Thomas Howell 1934-6-11 11942 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC191060  Clarkia lassenensis Bruce Bartholomew 1991-7-4 5890 Modoc S end of Higgins Flat. 1370 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
  SD133952  Clarkia lassenensis Barbara Ertter 1988-6-18 7622 Modoc Highway 139 circa 50 airmiles southwest of Klamath Falls, a few miles north of Agriculture Inspection Station, 1 mile south of south junction to Lava Beds National Monument east of Tonesta; 1310 Comment
  CAS-BOT-BC191042  Clarkia rhomboidea Arnold Tiehm 1984-6-30 8839 Modoc NW side of Bidwell Mt., 2.8 road mi. N of 8 Mile Creek on road from Lake Annie. 1828 Comment
  HSC80902  Clarkia rhomboidea G. M. Riegel 1980-8-28 1121 Modoc S Warner Mtns. 2100 Comment
  RSA323621  Clarkia rhomboidea Arnold Tiehm 1984-6-30 8839 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  CAS-BOT-BC248356  Claytonia lanceolata B. Bartholomew; H. Sun 2002-6-24 8839 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  SEINET188374 Image available Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles northeast of Alturas 1980 Comment
  CAS-BOT-BC197438  Claytonia megarhiza Annie Montague Alexander; L. Kellogg 1946-7-30 5097 Modoc Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC197441  Claytonia parviflora subsp. parviflora Bruce Bartholomew 1994-5-14 6679 Modoc NW of Day between Oilar Ranch and Day Rock. 1190 Comment
  CAS-BOT-BC197435  Claytonia perfoliata subsp. intermontana Bruce Bartholomew; Barrett Anderson 1989-4-27 4631 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  JEPS43369  Claytonia perfoliata subsp. intermontana Frances D. Payne 1931-6-17 176 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  HSC17710  Claytonia rubra subsp. rubra M. T. Milligan 1965-6-27 352 Modoc E slope of eroded volcanic plateau. 1677 Comment
  UC857650  Cleome platycarpa Lewis S. Rose 1940-6-14 40563 Modoc 7 mi nw Alturas 1310 Comment
  CAS-BOT-BC226087  Collinsia parviflora John Thomas Howell 1934-6-13 12055 Modoc Fandango Pass. 1828 Comment
  UC1025094  Collinsia parviflora Leo Whitney 1934-5-2 1655 Modoc near Hockamore (Modoc National Forest); Modoc National Forest 1463 Comment
  UC217636  Collinsia parviflora Mrs. R. M. Austin Apr 1894 27 Modoc Goose Lake Valley Comment
  HSC80800  Collinsia parviflora G. M. Riegel 1980-7-9 858 Modoc South Warner Mtns. 1670 Comment
  UC26625  Collinsia parviflora J. Burtt Davy Modoc Modoc County Comment
  RSA584838  Collinsia sparsiflora var. sparsiflora Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6516 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  RSA504854  Collinsia torreyi var. wrightii Bruce Bartholomew, B. Anderson 1988-6-24 4299 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC190737  Collomia grandiflora Bruce Bartholomew 1989-7-15 5005 Modoc Sweagert Flat. 1860 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
  JEPS70992  Collomia grandiflora W. L. Jepson 1918-8-6 7842 Modoc Surprise Valley 1447 Comment
  UC907920  Collomia grandiflora F. H. Frost 1925-7-13 74 Modoc summit Warner Mts., Cedar Canyon Comment
  CDA39999  Collomia grandiflora T. C. Fuller 1958-7-8 2034 Modoc 4 miles south of Pine Creek. 0 Comment
  JEPS71010  Collomia grandiflora Frances D. Payne 1929-7-22 106 Modoc s and e Alturas (woods and bare knolls); Warner Mountains, Parker Creek 1584 Comment
  UC71714  Collomia grandiflora Mrs. M. H. Manning 1903-10-11 35 Modoc ne Modoc County Warner Range 1828 Comment
  CAS-BOT-BC190726  Collomia linearis Margaret J. Williams 1984-6-30 84- 81 -4 Modoc 9.6 mi. from Gerlach-Cedarville road on the Parker Creek road. W side of the Warner Mts., S of Cedar Pass. 1828 Comment
  SJSU11425  Collomia linearis H. L. Buckalew 1961-6-21 Modoc Stough Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1950 Comment
  RSA59575  Collomia linearis Verne Grant, Alva Grant 1950-7-14 8949 Modoc near base of Cedar Mt. ridge, Warner Mts. 1982 Comment
  UCR186867  Collomia tenella Glenn L. Clifton 2007-7-16 46426 Modoc Warner Mtns, South Fork Pine Creek 2172 Comment
Read comments
Jan 18 2008
  CAS-BOT-BC190709  Collomia tinctoria Bruce Bartholomew 1992-5-17 6344 A Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  CAS-BOT-BC190710  Collomia tinctoria Annie Montague Alexander; L. Kellogg 1946-6-28 4864 Modoc Pine Creek Canyon, N end of Warner Mts. Comment
  CAS-BOT-BC190717  Collomia tinctoria Bruce Bartholomew; Barrett Anderson 1988-5-12 4133 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  JEPS71065  Collomia tinctoria Milo S. Baker 1893-6-10 Modoc sw corner of county Forestdale Comment
  JEPS71069  Collomia tinctoria Frances D. Payne 1932-7-1 658 Modoc 2 mi sw Warren Peak (dry slope); Warner Mts., Pine Creek Basin Comment
  CAS-BOT-BC21482  Conium maculatum Bruce Bartholomew 1991-7-6 5960 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CDA34733  Conium maculatum L. Ahart, John Dittes 2010-8-3 17066 Modoc About 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC100013  Conium maculatum Lowell Ahart; John Dittes 2008-8-25 15280 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC95590  Convolvulus arvensis Leland S. Smith 1924-6-6 1378 Modoc On big burn S of Egg Lake. Comment
  SBBG30598  Convolvulus arvensis D. Myrick 1968-6-20 1977 Modoc Davis Crk on Hwy 395, 15 mi N of Alturas Comment
  HSC6347  Convolvulus arvensis M. T. Milligan 1964-6-20 49 Modoc E A St. near Hwy. 395, Alturas 1372 Comment
  CAS-BOT-BC14944  Conyza canadensis Elmer Ivan Applegate 1915-9-20 3324 Modoc S shore of Tule Lake, opposite Captain Jack's stronghold. Comment
  CAS-BOT-BC242184  Corallorhiza maculata Bruce Bartholomew 1989-7-14 4982 Modoc Field redacted by CAS, contact the data manager for more information 1580 Comment
  CAS-BOT-BC229876  Cordylanthus capitatus Alice Eastwood; John Thomas Howell 1940-6-13 8145 Modoc Fandango Pass. Comment
  UC1736400  Cordylanthus maritimus subsp. canescens Dean W. Taylor 1989-8-6 10503 Modoc Warner Mountains, Suprise Valley, warm spring on west shore Lower Lake 1363 Comment
  SJSU9372  Cordylanthus ramosus W. Savage 1979-7-3 1273 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC210268  Cornus sericea John Thomas Howell 1934-6-11 11964 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC197567  Crataegus douglasii Belknap C. Goldsmith 1910-5-9 5 Modoc Fandango Creek, W slopes Warner Mts. 1584 Comment
  CAS-BOT-BC197573  Crataegus douglasii A. D. Borden 1911-8-9 s.n. Modoc Mall Place, on S side of Shields Creek. Comment
  CAS-BOT-BC14901  Crepis acuminata Bruce Bartholomew 1991-8-4 6016 Modoc Drift Fence Tank, ca. 8 km directly W of Goose Lake. 1580 Comment
  CAS-BOT-BC14903  Crepis acuminata Bruce Bartholomew 1992-5-17 6350 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 Comment
  CAS-BOT-BC14909  Crepis acuminata John Thomas Howell 1934-6-30 12289 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC14911  Crepis acuminata Leland S. Smith 1924-6-29 1429 Modoc unspecified Comment
  CDA4470  Crepis acuminata J. R. Keck Jr., Pfeiffer 1985-6-6 PDR 237691 Modoc Forest land near Lookout Junction, southwest corner of Modoc County. 0 Comment
  SJSU9607  Crepis acuminata W. Savage 1979-7-7 1466 Modoc Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC54173  Crepis bakeri Vernon H. Oswald 1991-5-28 4632 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north-northeast of Bieber. 1264 Comment
  CAS-BOT-BC14919  Crepis bakeri subsp. cusickii Alice Eastwood; John Thomas Howell 1940-6-15 8285 Modoc About 15 mi. N of Lookout. Comment
  CAS-BOT-BC14853  Crepis intermedia Elmer Ivan Applegate 1932-8-5 8180 Modoc Arid S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC14899  Crepis intermedia Frank Warrington Peirson 1926-6-25 6873 Modoc Cedarville Pass, Warner Mountains Comment
  UC540832  Crepis intermedia David D. Keck and J. Clausen 1935-6-24 3721 Modoc 3 mi n Davis Creek 1525 Comment
  CAS-BOT-BC14888  Crepis modocensis subsp. subacaulis Bruce Bartholomew 1990-6-17 5356 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  CAS-BOT-BC14913  Crepis modocensis subsp. subacaulis E. S. Willits 1940-5-6 228 Modoc Davis Creek. 1371 Comment
  CAS-BOT-BC14884  Crepis occidentalis Bruce Bartholomew 1991-6-21 5813 Modoc 4 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC14893  Crepis occidentalis David Daniels Keck; J. Clausen 1935-6-24 3713 Modoc 3 mi. NE of Willow Ranch, northeastern Modoc County 1470 Comment
  CAS-BOT-BC14891  Crepis occidentalis subsp. conjuncta Annie Montague Alexander; L. Kellogg 1946-7-18 5016 Modoc Benton Meadow, Warner Mountains 2072 Comment
  CDA35638  Crepis occidentalis subsp. pumila J. R. Keck Jr., Pfeiffer 1985-6-6 PDR# 237690 Modoc On USFS Road 56, west of Lookout-Hackamore Road. 0 Comment
  HSC4706  Crocidium multicaule M. G. Burgoyne 1962-4-12 1001 Modoc 15 mi. W of Cedarville on Cedar Pass Hwy. 1982 Comment
  RSA564303  Crocidium multicaule George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 16.1 miles northwest of Canby. Along California Highway 139. 1280 Comment
  SEINET3146470  Crocidium multicaule E. K. Balls 1950-5-10 15956 Modoc Hwy. 395, 5.5 mi. E of Alturas 1524 Comment
  UC1004195  Crocidium multicaule W. A. Weber and Lewis S. Rose 1953-5-22 8451 Modoc 7 mi e Alturas (on road to Cedarville) 1371 Comment
  SD53083  Crocidium multicaule Peter H. Raven 1962-5-29 17897 Modoc State Highway 139 at south road to Lava Beds National Monument. Comment
  SEINET9592040  Croton setiger M. J. Williams 1985-8-13 85- 67 -1 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. 1524 Comment
  CHSC100390  Crypsis alopecuroides Lowell Ahart; John Dittes 2008-8-26 15352 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  CHSC100393  Crypsis alopecuroides Lowell Ahart; John Dittes 2008-8-25 15289 Modoc Near the waters edge, on the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  CHSC113086  Crypsis schoenoides Lowell Ahart; John Dittes 2013-7-24 18913 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
  SJSU9643  Crypsis vaginiflora W. Savage 1979-7-8 1473 .5 Modoc Round Valley Unit, Devils Garden District, Modoc National Forest 1493 Comment
  SDSU20122  Cryptantha affinis Lee Ripma, R. B. Kelley 2012-7-24 387 Modoc Side of FR31. 2386 Comment
  CAS-BOT-BC54134  Cryptantha ambigua John Thomas Howell 1934-6-12 12004 Modoc Davis Creek. Comment
  UC1202932  Cryptantha celosioides L. S. Smith 1114 Modoc Deep Creek, above station Modoc Forest 1584 Comment
  CAS-BOT-BC54138  Cryptantha circumscissa Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6457 Modoc 7.9 km W of the Nevada border on the road to Eagleville, E side of Surprise Valley. 1445 Comment
  CAS-BOT-BC54140  Cryptantha circumscissa John Thomas Howell 1934-6-13 12097 Modoc Patterson Mill Road. 1676 Comment
  NY1154582  Cryptantha circumscissa B. M. Bartholomew 1991-5-24 5703 Modoc Surprise Valley, 6.6 km east of Eagleville 1390 Comment
  CAS-BOT-BC54106  Cryptantha intermedia Clare Butterworth Hardham 1961-6-18 7545 Modoc Hills 3 mi E of Cedar Pass. 1828 Comment
  UC24691  Cryptantha intermedia Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC54116  Cryptantha simulans John Thomas Howell 1934-6-11 11982 Modoc Parker Creek, Warner Mountains 1584 Comment
  HSC3625  Cryptantha simulans M. T. Milligan 1965-6-27 360 Modoc 1677 Comment
  OBI48864  Cryptantha simulans Lewis S. Rose 1940-6-14 40578 Modoc 14 mi NW of Canby 1524 Comment
  UC857267  Cryptantha simulans Lewis S. Rose 1940-6-14 40578 Modoc 14 mi nw Canby 1524 Comment
  HSC80867  Cryptantha subretusa G. M. Riegel 1980-8-9 Modoc S Warner Mtns. 2707 Comment
  CAS-BOT-BC54079  Cryptantha torreyana Elmer Ivan Applegate 1932-8-3 8101 Modoc Mill Creek Meadows, western slope of Warner Mountains Comment
  RSA183179  Cryptantha torreyana Delzie Demaree 1959-8-15 41481 Modoc Modoc National Forest, Howard Gulch. P. O. Canby. Comment
  NY1112081  Cryptantha watsonii H. D. D. Ripley 1944-6-1 6007 Modoc East of Cedarville 1250 Comment
  NY57978  Cupressus bakeri B. M. Bartholomew 1995-6-1 6914 Modoc Northwest edge of Little Hot Spring Valley, northwest of Day 1080 Comment
  CAS-BOT-BC95628  Cuscuta approximata Goss 1932-10-3 Modoc Modoc County. Comment
  UCD126236  Cuscuta approximata Mary H. Manning 1918-8-1 s.n. Modoc Condan Ranch, Ft. Bidwell. 1402 Comment
  UC450146  Cuscuta indecora Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley Comment
  UC71860  Cuscuta subinclusa Mrs. M. H. Manning 1904-8 498 Modoc Joseph Creek Comment
  CAS-BOT-BC30210  Cystopteris fragilis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 95 Modoc Above Parker Creek. 1981 Comment
  UC1024677  Danthonia californica Leo Whitney 1934-5-27 2171 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  UCR163913  Danthonia californica var. californica Jim Andre 1993-6-30 1405 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CAS-BOT-BC242489  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc Near Surprise, ca. 15 mi. N of Alturas. 1402 Comment
  UC816978  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc near Surprise (ca 15 mi n of Alturas) 1402 Comment
  UCD61350  Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt. Adin. 1828 Comment
  UCD61364  Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt. Adin. 1828 Comment
  CAS-BOT-BC214754  Dasiphora fruticosa Annie Montague Alexander; L. Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail, Warner Mts. Comment
  HSC80692  Dasiphora fruticosa G. M. Riegel 1979-7-23 575 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC217343  Delphinium depauperatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5523 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS23328  Delphinium depauperatum Frances D. Payne 1932-5-27 403 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC217316  Delphinium nuttallianum Bruce Bartholomew 1990-6-15 5225 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  CAS-BOT-BC217320  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1989-4-30 4718 Modoc 4.2 km W of State Highway 299 along the N side of the Pit River W of Canby Bridge. 1320 Comment
  UC118561  Delphinium nuttallianum Mrs. R. M. Austin July 1884 Modoc Goose Lake Valley Comment
  UCSB17309  Delphinium nuttallianum Haller, John 1961-6-25 Modoc Eagleville-Likely road; 0.5 mi W of crest of Warner Mountains; about 3 mi E of Patterson Ranger Station 2286 Comment
  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
  UC1024905  Deschampsia danthonioides Leo Whitney 1935-6-1 3108 Modoc 1 mi. s.w. White Horse Comment
  CAS-BOT-BC247771  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1990-7-20 5496 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  HSC80821  Deschampsia elongata G. M. Riegel 1980-8-7 1006 Modoc S Warner Mtns. 2100 Comment
  UC71577  Descurainia incana Mrs. M. H. Manning 1903-1 62 Modoc near Fort Bidwell (ne Modoc County) Comment
  CAS-BOT-BC58624  Descurainia incisa Bruce Bartholomew 1994-7-2 6789 Modoc 8.9 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 2120 Comment
  UC10806  Descurainia incisa subsp. filipes Mrs. R. M. Austin Jun 1898 2246 Modoc Lake City canyon; Lake City Comment
  CAS-BOT-BC58437  Descurainia sophia F. Angwin 1946-4-14 Modoc Hillside near Alturas. Comment
  CAS-BOT-BC242119  Dichelostemma capitatum subsp. capitatum Bruce Bartholomew; Mona Bourell 1990-4-26 5148 Modoc 0.5 km S of Day. 1100 Comment
  CHSC70482  Dichelostemma multiflorum A. Sanger 1997-6-24 2545 Modoc Across the road west of McKay Flat in CALO exclosure. 1450 Comment
  RSA598804  Dichelostemma multiflorum Christopher Davidson 1973-5-26 2143 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat l Forest 1524 Comment
  SJSU9660  Dieteria canescens var. canescens W. Savage 1979-7-9 1498 Modoc Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC49467  Dieteria canescens var. shastensis Bruce Bartholomew 1991-8-5 6024 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  CAS-BOT-BC14842  Dimeresia howellii Helen Katherine Sharsmith 1955-6-23 4490 Modoc North of State Highway 28 and 6.7 miles east of Cedar Campground 1859 Comment
  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
  UC748193  Dimeresia howellii Annie M. Alexander and Louise Kellogg 1946-8-9 5147 Modoc Patterson Lake Trail Warner Mountains Comment
  SEINET13699968  Diplacus cusickii M. J. Williams 1984-6-30 84- 77 -1 Modoc E side of the Warner Mountains, 2 miles in, Granger Canyon Road (County Road 27) S of Cedarville towards Gerlach, NV. 1951 Comment
  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
  CHSC118305  Diplacus pygmaeus L. P. Janeway 2016-5-18 12067 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  SEINET14196640  Diplacus pygmaeus D. M. Thompson 1988-1 927 Modoc S end Egg Lake, between Kramer Reservoir and White Horse-Lookout road, along intermittent stream, 2.3 road miles W of RR crossing. 1300 Comment
  CAS-BOT-BC234440  Diplacus tricolor Bruce Bartholomew; Barrett Anderson 1988-5-12 4100 Modoc White Horse. 1340 Comment
  CAS-BOT-BC218292  Dodecatheon alpinum Bruce Bartholomew 1990-6-16 5266 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  JEPS17637  Dodecatheon alpinum Rimo Bacigalupi with G. T. Robbins 1955-7-20 5401 Modoc 2.7 mi e Patterson Ranger Station (edge of large meadow about Middle Fork Spring, southern Warner Range); southern Warner Range, Middle Fork Spring 2179 Comment
  CAS-BOT-BC218276  Dodecatheon conjugens var. conjugens Bruce Bartholomew; Barrett Anderson 1988-5-12 4119 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC218284  Dodecatheon conjugens var. conjugens R. M. Austin 1898-4-1 2308 Modoc Plains, Goose Lake. Comment
  CAS-BOT-BC95110  Downingia bacigalupii Leland S. Smith 1924-6-4 1368 Modoc S side of Egg Lake. Comment
  CAS-BOT-BC95127  Downingia bacigalupii E. S. Willits 1940-6-10 343 Modoc Adin. 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
  CHSC99117  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
  JEPS108480  Downingia bacigalupii Steve Jessup Jul 1995 Modoc N of Canby. 1.4 mi N of Rt. 139 on Rt. 46 Comment
  CAS-BOT-BC95131  Downingia bicornuta var. bicornuta Bruce Bartholomew 1991-7-5 5954 Modoc 0.8 km N of State Hwy 139 on Forest Service road 46. 1520 Comment
  CAS-BOT-BC95133  Downingia bicornuta var. bicornuta Bruce Bartholomew 1991-7-6 5986 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  UCD149943  Downingia elegans William Anderson 1963-7-20 s.n. Modoc Devil's Garden. Comment
  CAS-BOT-BC95139  Downingia insignis Mrs. H. C. Cantelow 1940-5-31 4000 Modoc E of Canby. Comment
  JEPS5032  Downingia insignis Rimo Bacigalupi and L. R. Heckard 1952-6-18 3742 Modoc 0.75 mi e Canby (along U.S. Hwy 299, at railroad crossing) Comment
  CAS-BOT-BC58288  Draba albertina Elmer Ivan Applegate 1932-8-2 8088 Modoc Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC58299  Draba albertina Bruce Bartholomew 1991-8-5 6036 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  RSA603595  Draba albertina L. C. Wheeler 1935-8-1 3730 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1446114  Draba albertina Gary Schoolcraft 1979-8-8 169 Modoc sw edge of Benton Meadow near center of length; sw edge of Benton Meadow nr center of length Comment
  UC748102  Draba albertina Annie M. Alexander and Louise Kellogg 1946-8-3 5112 Modoc head of Eagle Creek Warner Mountains, Eagle Creek Comment
  CAS-BOT-BC58590  Draba verna Bruce Bartholomew; Barrett Anderson 1989-4-29 4676 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  UCR87265  Draba verna George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 16.1 miles NW of Canby along Calif. Hwy 139 1280 Comment
  JEPS44163  Drymocallis lactea var. austiniae L. S. Smith 1918-6-23 954 Modoc below Lily Lake (n Pine Creek, High Grade District--Lily Lake, North Warner Mts.); Modoc Forest, n Warner Mts., Lily Lake--High Grade District 2133 Comment
  HSC1028  Dryopteris expansa R. C. Wunner 1965-8-31 495 Modoc Lava Beds National Monument, Fern Cave entrance. Comment
  UC1101554  Elatine ambigua Herbert L. Mason 1947-7-10 13347 Modoc 2 air mi e Alturas (on little island); Doris Reservoir Comment
  CHSC112777  Elatine rubella Lowell Ahart; John Dittes 2013-7-24 18919 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC117248  Elatine rubella Lowell Ahart; John Dittes 2016-7-16 21246 Modoc Strand of the secnd pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS114834  Elatine rubella Lowell Ahart, John Dittes 2008-6-21 14980 Modoc West end of a large culvert, west of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  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
  UCD49715  Eleocharis acicularis Herbert L. Mason; Verne Grant 1947-7-12 13402 Modoc Irrigation ditch by Jones' Lane off Highway 395, south of Alturas. Comment
  UC190419  Eleocharis bella M. S. Baker and Frank Nutting 1894-8-20 Modoc Forestdale 1371 Comment
  RSA577562  Eleocharis bella L. C. Wheeler 1935-8-15 3861 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  UC1100606  Eleocharis coloradoensis Herbert L. Mason 1947-8-12 13512 Modoc junction of North and South forks of Pit River, Alturas Comment
  JEPS19419  Eleocharis macrostachya W. L. Jepson 1918-8-14 7988 Modoc Jess Valley 1584 Comment
  JEPS124386  Eleocharis obtusa Lowell Ahart, John Dittes 2015-7-15 20355 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC245109  Elodea canadensis Bruce Bartholomew 1991-10-12 6111 Modoc Ash Creek, 1.8 km S of County Rd. 87 on County Rd. 87A. 1280 Comment
  CAS-BOT-BC245110  Elodea canadensis Bruce Bartholomew 1989-8-11 5054 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. 1430 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
  UC70405  Elodea canadensis Milo S. Baker 1899-8-12 Modoc Egg Lake Comment
  UC1025013  Elymus X macounii Leo Whitney 1935-7-13 3492 Modoc Alturas Comment
  UC1024909  Elymus X saxicola Leo Whitney 1935-7-3 3373 Modoc ca 17 mi nw Canby; Badger Wells Comment
  CHSC110905  Elymus caput-medusae Lowell Ahart; John Dittes 2012-7-10 18312 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Northeast of the old homestead. 1267 Comment
  HSC9676  Elymus caput-medusae M. T. Milligan 1964-7-1 108 Modoc Ballard's Reservoir Rd. 1 mi. S of Modoc County Rd. 54 1372 Comment
  SJSU5206  Elymus elymoides H. L. Buckalew 1961-7-2 Modoc Stowe Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Road, Warner Mts 1920 Comment
  UC1037099  Elymus elymoides subsp. elymoides Leo Whitney 1935-7-2 3333 Modoc ca 17 mi nw Canby; Badger Wells Comment
  JEPS70708  Elymus elymoides subsp. elymoides L. S. Smith 1937-7-11 97 Modoc Granger Mill Camp Warner Mts. 1828 Comment
  CHSC34510  Elymus elymoides subsp. hordeoides J. D. Prouty 1980-8-9 1149 Modoc Ca. 2 mi e of Cedarville, n side of Rd 299 as it intersects w margin of Middle Alkali Lake. Comment
  HSC10952  Elymus elymoides var. elymoides M. T. Milligan 1965-7-5 415 Modoc Ridges E of Jess Valley. 1829 Comment
  CAS-BOT-BC247737  Elymus glaucus Bruce Bartholomew; Barrett Anderson 1988-7-23 4599 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  HSC80814  Elymus glaucus G. M. Riegel 1979-9-1 744 Modoc S Warner Mtns. 509 Comment
  UC70662  Elymus glaucus Mrs. M. H. Manning 1903-6-1 4136 Modoc north-eastern Modoc Co. Comment
  UCD62375  Elymus glaucus subsp. glaucus J. E. Coke 1932-11-1 Modoc Modoc County. Comment
  CHSC118820  Elymus spicatus L. P. Janeway 2014-7-8 11478 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1759 Comment
  UC1037172  Elymus trachycaulus Leo Whitney 1935-7-21 3532 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UC70661  Elymus trachycaulus Mrs. M. H. Manning June 1903 413 c Modoc N.E. Modoc Co. Comment
  CAS-BOT-BC247726  Elymus trachycaulus subsp. trachycaulus Bruce Bartholomew 1990-8-5 5665 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2440 Comment
  CDA2072  Elytrigia intermedia Richard R. Halse 2006-8-3 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. Comment
  JEPS119965  Elytrigia repens Lowell Ahart, John Dittes 2012-7-12 18377 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET195713  Epilobium alpinum Louise Kellogg, Annie M Alexander 1946-7-11 4964 Modoc Slope west Eight Mile Creek NE corner Comment
  CAS-BOT-BC191034  Epilobium angustifolium subsp. circumvagum Bruce Bartholomew 1994-7-1 6763 Modoc Turner Creek on Forest Service rd. 42N21. 1400 Comment
  CAS-BOT-BC191014  Epilobium brachycarpum Bruce Bartholomew 1992-8-7 6358 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC191028  Epilobium brachycarpum Verne Grant; I. Schneider 1947-8-27 8308 Modoc 10 mi. S of Tule Lake. Comment
  CHSC109517  Epilobium brachycarpum L. P. Janeway; B. Castro 2012-7-25 10995 Modoc Warner Mountains. Along Twelve Mile Creek 3.5 air mi east-southeast of Dismal Swamp and 2.7 air km norhteast of Mount Bidwell. 2182 Comment
  HSC16319  Epilobium brachycarpum M. T. Milligan 1965-6-30 390 Modoc N end of Jess Valley 1646 Comment
  HSC80899  Epilobium brachycarpum G. M. Riegel 1980-7-2 813 Modoc S Warner Mtns. 2100 Comment
  RSA210883  Epilobium brachycarpum Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39069 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point 1433 Comment
  UC422802  Epilobium brachycarpum Milo S. Baker 1893-1 Modoc Egg Lake Comment
  UC1191731  Epilobium brachycarpum Verne Grant and Irving Schneider 1947-8-29 8354 Modoc at bridge by Coal Stone Valley; Pit River Comment
  UC19954  Epilobium campestre Milo S. Baker Jul 30 1893-Jan 1 1900 Modoc Egg Lake Comment
  UCD105945  Epilobium campestre Robert F. Thorne; J. Henrickson, C. W. Tilforth 1969-9-4 39122 Modoc N Fork of Pit River, 3.4 miles N of Alturas where crossed by Highway 395. 1341 Comment
  UCD105793  Epilobium ciliatum subsp. ciliatum Malcolm A. Nobs; S. Galen Smith 1949-9-1 1709 Modoc Mono Vista Springs on the northwestern shore of Mono Lake. Comment
  CDA38072  Epilobium ciliatum subsp. ciliatum T. C. Fuller 1958-7-8 s.n. Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC190986  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew; Barrett Anderson 1990-7-21 5584 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  JEPS39326  Epilobium clavatum W. L. Jepson 1918-8-13 7979 Modoc Eagle Peak Warner Mts. 3017 Comment
  UC748247  Epilobium clavatum Annie M. Alexander and Louise Kellogg 1946-8-1 5105 Modoc e side of divide Warner Mountains, Eagle Peak 3019 Comment
  CAS-BOT-BC190974  Epilobium densiflorum Elmer Ivan Applegate 1932-7-8 7564 Modoc Western margins of Cowhead Lake. Comment
  CAS-BOT-BC248344  Epilobium hallianum B. Bartholomew; H. Sun 2002-6-24 8827 Modoc S end of Sweagert flat ca. 15.3 straight line km WNW of Aden 1820 Comment
  RSA101364  Epilobium hornemannii subsp. hornemannii R. Weatherby 1955-7-7 1619 Modoc Warner Mountains: 7 miles N of Ft. Bidwell 1875 Comment
  CAS-BOT-BC190946  Epilobium obcordatum Elmer Ivan Applegate 1932-8-5 8170 Modoc Cedar Mt., Cedar Pass, Warner Mountains. Comment
  RSA41241  Epilobium obcordatum A. M. Alexander, Louise Kellogg 1946-7-23 5050 Modoc Emerson Peak, Warner Mountains Comment
  POM319044  Epilobium pallidum Patricia Wilder 1971-6-20 5067 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  CAS-BOT-BC190872  Epilobium pygmaeum Robert Folger Thorne; et al 1969-9-4 39122 Modoc Margin of N Fork of Pit River, 3.4 mi. N of Alturas from crossing by Hwy 395. 1341 Comment
  CAS-BOT-BC190859  Epilobium torreyi John Thomas Howell 1934-7-1 12304 Modoc Duncan Horse Camp. 1355 Comment
  RSA59521  Equisetum hyemale var. affine E. K. Balls 1950-5-21 14818 Modoc Around South Fork Public Camp, South fork Pit River, Likley to Jess Valley. 1433 Comment
  RSA152447  Equisetum laevigatum I. L. Wiggins, Dorothy Wiggins 1961-6-13 16451 Modoc At southern outskirts of For Bidwell. Comment
  UC1037343  Eragrostis mexicana subsp. virescens Leo Whitney 1935-8-24 100 Modoc Comment
  CAS-BOT-BC95472  Eremogone aculeata Bruce Bartholomew 1990-6-15 5245 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  CAS-BOT-BC95481  Eremogone aculeata Bruce Bartholomew; Mona Bourell 1990-4-27 5195 Modoc 1.1 km E of the Modoc National Forest boundary on Parker Creek Road. 1660 Comment
  CAS-BOT-BC95483  Eremogone aculeata Francis Dorris Payne 1932-6-26 602 Modoc Parker Creek. 1828 Comment
  CAS-BOT-BC95489  Eremogone aculeata Bruce Bartholomew; Barrett Anderson 1988-6-24 4318 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC95494  Eremogone aculeata Elmer Ivan Applegate 1932-8-5 8171 Modoc Cedar Pass, Warner Mts. Comment
  SBBG19107  Eremogone aculeata C. B. Hardham 1961-6-18 7581 Modoc Cedar Pass 2103 Comment
  CAS-BOT-BC95467  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8005 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CHSC118083  Eremogone congesta var. subcongesta L. P. Janeway 2016-5-17 12028 Modoc Modoc Plateau. Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  SJSU9535  Eremogone congesta var. subcongesta W. Savage 1979-7-3 1272 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA0057648  Eremogone congesta var. suffrutescens Clare B. Hardham 1961-6-17 7531 Modoc Lava flows between Alturas and Susanville. 1524 Comment
  UCR57485  Ericameria bloomeri R. D. Goeden, Don W. Ricker 1989-8-24 31 Modoc Modoc National Forest, near Happy Camp Mountain 1466 Comment
  UC190590  Ericameria greenei M. F. Gilman 517 Modoc Comment
  SBBG128118  Ericameria nauseosa var. oreophila L. Ahart, J. Dittes 2010-8-30 17052 Modoc S edge of the meadow, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8 mi NE of Bieber, Big Valley 1267 Comment
  UCD131476  Ericameria nauseosa var. oreophila Herbert L. Mason; Verne Grant 1947-7-12 13409 Modoc west side of the South Fork of Pit River Valley, southwest of Alturas. Comment
  CAS-BOT-BC298191  Ericameria nauseosa var. oreophila Isabel T. Kelly 1930-1-1 56 Modoc Fort Bidwell Comment
  UC31497  Erigeron Milo S. Baker 1893-8-9 Modoc Comment
  CAS-BOT-BC42831  Erigeron austiniae Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16371 Modoc Junction of Cedar Pass road and Hwy 299, 5.5 miles north of Alturas Comment
  CAS-BOT-BC42833  Erigeron austiniae M. M. Hanna 1956-6-4 949 Modoc Turn of highway Alturas to Cedarville. Comment
  CAS-BOT-BC42839  Erigeron austiniae John Thomas Howell 1934-6-30 12262 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC42810  Erigeron bloomeri var. bloomeri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16385 Modoc 5 mi. E of California State Hwy 299 on Cedar Pass Rd. Comment
  CAS-BOT-BC42846  Erigeron bloomeri var. bloomeri Alice Eastwood; John Thomas Howell 1940-6-12 8084 Modoc Jess Valley. Comment
  UCSB16751  Erigeron bloomeri var. bloomeri Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc Near Squaw Peak, Warner Mts. 2133 Comment
Read comments
May 24 2013
  HSC5554  Erigeron chrysopsidis var. austinae R. C. Wunner 1965-7-1 325 Modoc Top of Gillems Bluff above NW ranger residence. California Lava Beds National Monument 1372 Comment
  CHSC66992  Erigeron chrysopsidis var. austiniae James D. Jokerst 1987-5-11 2834 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, W of dry lake, ca. 0.33 mi to end of dirt road, then ca. 200 ft. N. 1353 Comment
  UC748389  Erigeron compositus Annie M. Alexander and Louise Kellogg 1946-8-1 5103 Modoc crest of divide Eagle Peak 3019 Comment
  POM36264  Erigeron divergens Mrs. R. M. Austin 555 Modoc Goose Lake Valley Comment
  SEINET230766  Erigeron eatonii Margaret J. Williams 1984-6-28 84- 67 -2 Modoc 2 miles North of intersection between Soldier Creek and Old Cannon Mill roads. Warner Mountains North of Cedar Pass. Comment
  CAS-BOT-BC42763  Erigeron eatonii var. plantagineus Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2144 Modoc N slope Cedar Peak, Warner Mountains Comment
  CAS-BOT-BC42785  Erigeron eatonii var. plantagineus K. Paulson; Robert Paulson 1988-5-22 8 Modoc E of Boles Creek, Devil's Garden. 1402 Comment
  CAS-BOT-BC42787  Erigeron eatonii var. plantagineus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10585 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  CAS-BOT-BC42800  Erigeron eatonii var. plantagineus P. Monnet 1913-7-1 908 Modoc Warren's Peak. 2468 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
  RSA518731  Erigeron eatonii var. plantagineus Barbara Ertter 1988-6-18 7628 Modoc Hwy. 139 14.5 miles ENE of jct. Hwy 299 at Canby, N of Bessler Reservoir 1463 Comment
  SJSU6619  Erigeron eatonii var. plantagineus H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Road 2072 Comment
  UC444441  Erigeron eatonii var. plantagineus Mrs. R. M. Austin and Mrs. Bruce July 1898 2311 Modoc Lake Shore Comment
  CAS-BOT-BC42761  Erigeron eatonii var. plantagineus R. M. Austin 1894-6-1 s.n. Modoc Lava beds, Modoc County. Comment
  UC619259  Erigeron eatonii var. plantagineus J. and H. W. Grinnell 1938-6-16 1113 Modoc Cedar Pass summit Warner Mountains 1935 Comment
  CAS-BOT-BC42769  Erigeron elegantulus Alice Eastwood; John Thomas Howell 1940-6-14 8238 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC42770  Erigeron elegantulus Bruce Bartholomew 1991-6-20 5778 Modoc 9.8 km E of junction of county roads 87 and 90. 1250 Comment
  CAS-BOT-BC49628  Erigeron filifolius Annie Montague Alexander; L. Kellogg 1946-7-17 4999 Modoc South Fork Davis Creek, Warner Mountains 1676 Comment
  UC71825  Erigeron filifolius Mrs. M. H. Manning 559 Modoc Mt. Bidwell 2438 Comment
  UC748399  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-6-18 4790 Modoc lower part of road Patterson Mill Road Comment
  CAS-BOT-BC49624  Erigeron glacialis var. glacialis Robert Patterson; Mona Bourell 1993-8-14 5218 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  HSC81105  Erigeron glacialis var. glacialis G. M. Riegel 1980-8-6 994 Modoc S Warner Mtns. 2100 Comment
  UC468830  Erigeron glacialis var. glacialis M. F. Gilman 522 Modoc Comment
  CAS-BOT-BC49642  Erigeron linearis M. M. Hanna 1956-6-4 945 Modoc Cedar Pass, lava mesa along highway to Cedarville. Comment
  JEPS89681  Erigeron linearis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10452 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains 2560 Comment
Read comments
Jun 28 2007
  UC1037317  Erigeron linearis Leo Whitney 1934-5-27 1863 Modoc dry rocky flat near Hackamore; Modoc National Forest 1463 Comment
  UC748382  Erigeron linearis Annie M. Alexander and Louise Kellogg 1946-6-27 4851 Modoc top of ridge, 2 mi by road from Dismal Swamp (n end of Warner Mountains); Warner Mountains, Highgrade 2377 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
  RSA93193  Erigeron linearis J. T. Howell 1934-6-30 12252 Modoc Duncan Horse Camp. Comment
  JEPS89672  Erigeron tener Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10444 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains 2560 Comment
  UC1561068  Erigeron tener Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10444 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains, Emerson Creek drainage 2560 Comment
  CAS-BOT-BC197832  Eriogonum caespitosum M. Vasey 1990-6-28 9006 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail, Wouth Warner Wilderness. 2590 Comment
  NY242778  Eriogonum caespitosum B. M. Bartholomew 1991-8-5 6029 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  SBBG1486  Eriogonum douglasii H. and M. Dearing 1939-6-9 3625 c Modoc near Squaw Peak, Warner Mtns 2133 Comment
  CAS-BOT-BC197821  Eriogonum elatum Robert Patterson; Mona Bourell 1993-8-15 5235 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  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
  CAS-BOT-BC197807  Eriogonum heracleoides var. heracleoides Robert Patterson; Mona Bourell 1993-8-14 5228 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC197812  Eriogonum heracleoides var. heracleoides Annie Montague Alexander; L. Kellogg 1946-7-14 5070 Modoc Emerson Peak, Horse Mountain, Warner Mts. Comment
  CHSC109507  Eriogonum heracleoides var. heracleoides L. P. Janeway; B. Castro 2012-7-26 11001 Modoc Warner Mountains. Along Highgrade National Recreation Trail 0.9 km south of Little Lily Lake and 1.4 air km north of Mt. Vida. 2340 Comment
  CHSC27614  Eriogonum heracleoides var. heracleoides Robert Schlising 1978-7-29 3329 Modoc Warner Mountains, SE of Warren Peak along Summit Trail and near jct with Pine Creek Trail. 2804 Comment
  CHSC63412  Eriogonum heracleoides var. heracleoides V. H. Oswald; Beth Corbin, Mike Dolan, Allison Sanger 1994-7-9 6374 Modoc Dismal Swamp ca. 6 mi (air) E of Hwy. 395, just S of the Oregon border. On a dry outcrop above a large meadow along Dismal Creek. 2218 Comment
  RSA601441  Eriogonum heracleoides var. heracleoides Louis C. Wheeler 1935-8-2 3750 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  RSA796041  Eriogonum heracleoides var. heracleoides L. P. Janeway, B. Castro 2012-7-24 10974 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. 2362 Comment
  SEINET5330459  Eriogonum luteolum var. luteolum M. J. Williams, Gladys Smith 1983-9-13 83- 150 -2 Modoc Near hwy 299, just east of Adin 1539 Comment
  CAS-BOT-BC211407  Eriogonum nudum var. pubiflorum J. L. Gentry; E. Jensen 1968-7-4 2114 Modoc 3.9 miles W of Hwy. jct. Calif. 139 and Calif. 299, on Calif. 299 at Pit River. 1341 Comment
  CAS-BOT-BC211439  Eriogonum nudum var. pubiflorum Elmer Ivan Applegate 1932-8-1 7995 Modoc N of Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC211444  Eriogonum nudum var. pubiflorum Bruce Bartholomew 1991-8-5 6048 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 Comment
  CHSC109468  Eriogonum nudum var. pubiflorum L. P. Janeway; B. Castro 2012-7-28 11037 Modoc Warner Mountains. At Obsidian Needles Obsidian Collecting Area; along Road 45N34 loverlooking North Fork Davis Creek about 6.0 air km east-northeast of the community of Davis Creek (on Hwy 395). 1905 Comment
  CHSC117363  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes 2016-7-14 21188 Modoc About 30 yards west of the Fishing Access Sign, south side of a poor dirt road, About 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area, 1 mile (air) south of County Road 87, 1.7 miles (air) southwest of Adin, Big Valley. 1276 Comment
  RSA216054  Eriogonum nudum var. pubiflorum J. L. Gentry Jr., Earl Jensen Jr. 1968-7-4 2114 Modoc 3.9 miles west of Highway junction California 139 and California 299, on California 299 at Pit River. 1341 Comment
  UC194967  Eriogonum nudum var. pubiflorum W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, N. Fork Parker Cr. 2286 Comment
  UC6391  Eriogonum nudum var. pubiflorum Mrs. R. M. Austin and Bruce Aug. 1898 2316 Modoc Goose Lake Valley Comment
  UC711834  Eriogonum nudum var. pubiflorum Roxana S. Ferris and Laura Lorraine 1941-8-13 10574 A Modoc Patterson Ranger Station (East Creek Drainage) Warner Mountains, Modoc National Forest 2164 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
  UCR40347  Eriogonum ovalifolium G. R. Ballmer, G. F. Pratt 1985-7-15 s.n. Modoc Warner Mtns., near the summit of Mount Bidwell 2500 Comment
  CAS-BOT-BC211400  Eriogonum pusillum Bruce Bartholomew 1993-6-13 6612 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  RSA0028054  Eriogonum sphaerocephalum John F. Emmel 1997-6-8 1496 Modoc 3 to 4 road miles east of Hwy. 395 on Hwy. 299 (Cedarville Road). 1524 Comment
  CAS-BOT-BC211378  Eriogonum sphaerocephalum var. halimioides M. M. Hanna 1956-6-7 1018 Modoc Highway 139 between Cranby and Tienesta. Comment
  CAS-BOT-BC211387  Eriogonum sphaerocephalum var. halimioides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 134 Modoc Above Parker Creek. Modoc National Forest Comment
  CAS-BOT-BC211419  Eriogonum sphaerocephalum var. halimioides Frank Warrington Peirson 1926-7-25 6859 Modoc Cedarville Road, west slope of Warner Mts. Comment
  CAS-BOT-BC211421  Eriogonum sphaerocephalum var. halimioides Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10594 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts., Modoc National Forest Comment
  CHSC59787  Eriogonum sphaerocephalum var. halimioides Mary Meyer 1980-6-19 Modoc Larkspur seeding, far end, south 1/4 mi off road. 1524 Comment
  NY283115  Eriogonum sphaerocephalum var. halimioides Anonymous 1981-6-29 57 Modoc South of Goose Lake 1450.9 Comment
  NY283378  Eriogonum sphaerocephalum var. halimioides J. T. Howell 1934-7-1 12300 Modoc Duncan Horse Camp Comment
  POM253237  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1938-6-24 15224 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  POM268130  Eriogonum sphaerocephalum var. halimioides Marion Ownbey 1940-7-1 2151 Modoc Cedar Peak, Warner Mts. Comment
  UC201707  Eriogonum sphaerocephalum var. halimioides W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, N. Fork Parker Cr. 2286 Comment
  UC711867  Eriogonum sphaerocephalum var. halimioides Roxana S. Ferris and Laura Lorraine 1941-8-14 10594 Modoc 3 mi on the road to Eagleville Patterson Ranger Station; Warner Mountains, Modoc National Forest Comment
  NY283176  Eriogonum strictum subsp. proliferum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas 1402.1 Comment
  CAS-BOT-BC211369  Eriogonum umbellatum Robert Patterson; Mona Bourell 1993-8-15 5257 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC211375  Eriogonum umbellatum Bruce Bartholomew 1991-8-5 6069 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  RSA504666  Eriogonum umbellatum K. Paulson, R. Paulson 1988-5-22 7 Modoc Devil's Garden. In clay. 1433 Comment
  HSC17346  Eriogonum umbellatum var. dichrocephalum M. T. Milligan 1964-6-17 46 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  NY399144  Eriogonum umbellatum var. dichrocephalum N. H. Holmgren 1964-8-22 1720 Modoc Warner Range, just below the top of Eagle Peak 3027.9 Comment
  CHSC70475  Eriogonum umbellatum var. modocense S. Stearns 1997-5-15 2246 Modoc Adjacent to Pipeline ROW just NW of the Mowitz Rd. 1524 Comment
  JEPS56186  Eriogonum umbellatum var. modocense W. L. Jepson 1918-8-7 7865 Modoc Mt. Bidwell 2286 Comment
  CAS-BOT-BC197785  Eriogonum umbellatum var. nevadense J. L. Gentry; E. Jensen 1968-7-4 2111 Modoc 15.2 mi. NW of Hwy. jct. Calif. 139 and Calif. 299, on Calif. 139. 1447 Comment
  CAS-BOT-BC197788  Eriogonum umbellatum var. nevadense Francis Dorris Payne 1929-7-20 105 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC197791  Eriogonum umbellatum var. nevadense Roxana Stinchfield Ferris; R. Duthie 1919-6-14 87 Modoc Above Parker Creek, near Modoc Nat. Forest Boundary. Comment
  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-BC197620  Eriogonum umbellatum var. polyanthum K. Paulson; Robert Paulson 1989-5-8 109 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC197777  Eriogonum umbellatum var. polyanthum Annie Montague Alexander; L. Kellogg 1946-7-30 5094 Modoc East slope below summit of Eagle Peak. Comment
  POM229193  Eriogonum umbellatum var. polyanthum Louis C. Wheeler 1935-8-14 3843 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC197589  Eriogonum vimineum John Thomas Howell 1934-7-1 12301 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC197594  Eriogonum vimineum Bruce Bartholomew; Barrett Anderson 1988-6-25 4390 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC197601  Eriogonum vimineum R. M. Austin 1898-8-1 2317 Modoc Goose Lake valley. Comment
  CHSC85427  Eriogonum vimineum John Dittes; Josephine Guardino 1991-8-24 460 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; edge of Highgrade Road. 2087 Comment
  JEPS119673  Eriogonum vimineum Lowell Ahart, John Dittes 2012-7-12 18352 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET5341981  Eriogonum vimineum R. R. Halse 2010-8-25 8084 Modoc Along State Hwy 139 ca. 25.5 miles northwest of its junction with State Hwy. 299, Modoc National Forest 1278 Comment
  LA84252  Eriogonum vimineum O. H. Kappler; 1949-7-26 sn Modoc S of Alturas, along highway 395 1402 Comment
  RSA534708  Eriogonum vimineum Bruce Bartholomew 1991-6-22 5856 Modoc NE side of Surprise Valley on roas to Fee Reservoir, 6.4 km. E of Fort Bidwell. Rocky sry slopes 1490 Comment
  SEINET5332129  Eriogonum vimineum J. Gentry Jr. 1968-7-4 2112 Modoc 15.2 miles northwest of Hwy. jct. Calif. 139 and Calif. 299, on Calif. 139. 1448 Comment
  CAS-BOT-BC49590  Eriophyllum lanatum John H. Hatton 1911-6-22 145 Modoc Modoc National Forest 1615 Comment
  CHSC30642  Eriophyllum lanatum N. E. H. Prouty 1980-6-7 181 Modoc Modoc Nat. Forest, Warner Mt. District. Along north side of Deep Creek Road, SW of Cedarville. Comment
  UC71787  Eriophyllum lanatum var. achilleoides Mrs. M. H. Manning 1903-6 186 Modoc near Fort Bidwell (ne Modoc County) Comment
  CAS-BOT-BC180081  Erodium cicutarium Elmer Ivan Applegate 1897-5-31 882 Modoc Bloody Point, Tule Lake. Comment
  JEPS118257  Erodium cicutarium Lowell Ahart, John Dittes 2011-6-22 17538 Modoc At the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1262 Comment
  CDA4664  Erodium cicutarium T. C. Fuller 1961-5-17 6957 Modoc North of Highway 395, 1 mile northeast of Alturas. 0 Comment
  HSC28832  Eryngium alismifolium D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19499 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  UC1191957  Eryngium alismifolium Herbert L. Mason 1947-8-12 13511 Modoc Alturas, junction of N. and S. Forks of Pit River Comment
  CHSC71846  Eryngium articulatum Vernon H. Oswald; Lowell Ahart 1998-9-8 9589 Modoc County Rd. 93 adjacent to the RR at Lookout Junction northwest of Lookout; 1280 Comment
  POM133078  Eryngium articulatum M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  UC1487310  Eryngium mathiasiae Gregg Riegel 1981-6-10 Modoc N of Canby (along Loveness Road around reservoir) 1524 Comment
  UC1510464  Eryngium mathiasiae Phil Leitner and Barbara Malloch 1983-7-17 Modoc near Double Head Mt. (s. part of large wetland e. of rd., Modoc Nat'l Forest); Modoc Nat'l Forest Comment
  UC10551  Erysimum capitatum Mrs. R. M. Austin and Bruce June 1898 2252 Modoc Lake City Mt. Comment
  CAS-BOT-BC58337  Erysimum repandum Bruce Bartholomew; Mona Bourell 1990-4-27 5185 Modoc 10.3 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  RSA59516  Erysimum repandum E. K. Balls 1950-5-13 14664 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  UC1191426  Erysimum repandum Herbert L. Mason 1947-7-10 13346 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC58335  Erysimum repandum Isabelo T. Kelly 1930-1-1 55 Modoc Modoc County. Comment
  SEINET13754570 Image available Erythranthe breviflora Arthur Cronquist, Arthur H. Holmgren 1959-1 8521 Modoc At Cedarville Pass; Warner Mtns., between Cedarville and Alturas 1951 Comment
  CAS-BOT-BC234508  Erythranthe guttata Leland S. Smith 1917-8-7 133 Modoc Davis Creek. 2133 Comment
  CAS-BOT-BC234475  Erythranthe inflatula Bruce Bartholomew 1995-6-22 6988 Modoc Between Day and Lookout, just W of Burlington Northern Railroad track on County Road 94. 1270 Comment
  CHSC117566  Erythranthe inflatula Lowell Ahart; John Dittes 2016-7-14 21183 Modoc Around the strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC234505  Erythranthe microphylla K. Paulson 1978-6-24 s.n. Modoc Curtis Water Hole. Comment
  CAS-BOT-BC234513  Erythranthe microphylla Bruce Bartholomew; Barrett Anderson 1989-6-1 4728 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  CAS-BOT-BC234478  Erythranthe moniliformis Annie Montague Alexander; L. Kellogg 1946-7-7 4957 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC234480  Erythranthe moniliformis Bruce Bartholomew; Barrett Anderson 1990-7-20 5514 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC234458  Erythranthe primuloides Bruce Bartholomew 1995-7-30 7067 Modoc NE side of Big Valley Mountains, W of Lookout Junction. 1310 Comment
  CAS-BOT-BC234462  Erythranthe primuloides Bruce Bartholomew 1990-6-15 5239 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC229914  Erythranthe pulsiferae K. Paulson 1978-6-24 s.n. Modoc Curtis Water Hole. Comment
  CAS-BOT-BC497302  Euphorbia crenulata B. Bartholomew 1995-6-24 7029 Modoc 0.3 km W of turn-off to Dusty's Waterhole from Forest Service Road 42N23 1320 Comment
  UCD142792  Euphorbia serpillifolia Louis C. Wheeler 1973-8-24 s.n. Modoc Warner Mountains: Sworinger Reservoir. 1798 Comment
  CAS-BOT-BC218207  Euphorbia spathulata Alice Eastwood; John Thomas Howell 1940-6-14 8196 Modoc 6 mi. W of Alturas. Comment
  UCD142358  Euphorbia virgata R. N. Raynor 1939-6-2 s.n. Modoc Chace Valley near Adin. Comment
  CAS-BOT-BC247709  Festuca idahoensis John Thomas Howell 1934-7-1 12336 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247710  Festuca idahoensis Alan Ackerman Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin. 1828 Comment
  CAS-BOT-BC247717  Festuca idahoensis John Thomas Howell 1934-7-3 12376 Modoc 5 mi. S of Hackamore. Comment
  HSC9860  Festuca idahoensis R. C. Wunner 1965-7-1 319 Modoc Lava Beds N.M. Near Indian Well campground. 1433 Comment
Read comments
Aug 20 2013
  UCD66087  Festuca idahoensis A. A. Jordan 1934-9-11 Modoc Modoc County: Comment
  UC1024997  Festuca pratensis Leo Whitney 1935-7-7 3389 Modoc 4 mi nw Canby; Howard Gulch Comment
  UC1037180  Festuca pratensis Leo Whitney 1935-8-18 3614 Modoc Comment
  HSC80816  Festuca rubra G. M. Riegel 1979-7-5 492 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC179189  Floerkea proserpinacoides Milo S. Baker; F. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  UC1060654  Floerkea proserpinacoides Herbert L. Mason 1957-7-6 14717 Modoc Warner Mountains, Mill Creek Mill Creek; Warner Mountains, Mill Creek Comment
  RSA165632  Floerkea proserpinacoides Clare B. Hardham 1961-6-17 s.n. Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  CAS-BOT-BC242107  Fritillaria atropurpurea Bruce Bartholomew; Barrett Anderson 1989-6-1 4768 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  CAS-BOT-BC242112  Fritillaria atropurpurea Bruce Bartholomew; Barrett Anderson 1989-6-2 4795 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  UC421755  Fritillaria atropurpurea Mrs. R. M. Austin 117 Modoc above Emigrant Springs (35 mi w of Goose (?)) Comment
Read comments
May 28 2006
  CAS-BOT-BC242092  Fritillaria pudica Francis Dorris Payne 1932-4-22 386 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC242100  Fritillaria pudica E. S. Willits 1940-4-16 177 Modoc Sugar Hill. Comment
  UC1036047  Fritillaria pudica Annie M. Alexander and Louise Kellogg 1946-6-8 4699 Modoc road from Eagleville to Patterson Mill 2286 Comment
  UC1191797  Galeopsis tetrahit Herbert L. Mason and Verne Grant 1947-7-12 13417 Modoc s of Alturas (near s end of Westside Road); Pit River Valley Comment
Read comments
May 29 2009
  CAS-BOT-BC225049  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 mi. N of Ft. Bidwell. 1737 Comment
  POM367842  Galium asperrimum Christopher Davidson 1975-6-4 s.n. Modoc 2.5. miles W of Cedarville on Hwy 299. 1677 Comment
  CAS-BOT-BC225067  Galium glabrescens subsp. modocense Bruce Bartholomew 1995-7-31 7089 Modoc Top of a rocky knob, E of Bald Mountain, E side of the Warner Mts. 2160 Comment
  CAS-BOT-BC225073  Galium glabrescens subsp. modocense Bruce Bartholomew 1995-9-3 7177 Modoc Vicinity of pass between North Emerson Lake and Eagle Basin, E side of Warner Mountains. 2410 Comment
  RSA530114  Galium glabrescens subsp. modocense D. W. Taylor, Glenn Clifton 1989-8-6 10485 Modoc Snake Lake 1570 Comment
  CHSC85401  Galium triflorum John Dittes; Josephine Guardino 1991-8-24 462 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  CAS-BOT-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-BC190843  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 4988 Modoc Sweagert Flat. 1860 Comment
  SD135582  Gayophytum diffusum subsp. parviflorum B. Bartholomew 1989-7-14 4948 Modoc Ca. 8.0 km NE of Egg Lake and 2.5 km E of Survice Gulch. 1340 Comment
  HSC31367  Gayophytum humile D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19410 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  RSA293377  Gayophytum humile Reino Alava 1957-7-5 1149 Modoc Cedar Pass, Modoc National Forest. Warner Mountains Comment
  NY999596  Gayophytum racemosum M. S. Baker 1894-6-29 s.n. Modoc Big Valley Comment
  RSA31283B  Gayophytum racemosum Frances D. Payne 1934-8-29 s.n. Modoc Parker Creek 1585 Comment
  HSC16401  Gayophytum racemosum M. T. Milligan 1964-6-20 68 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  CAS-BOT-BC190820  Gayophytum ramosissimum Alice Eastwood; John Thomas Howell 1940-6-14 8204 Modoc Near Kelly Hot Spring. Comment
  CAS-BOT-BC180115  Gentiana affinis var. ovata Bruce Bartholomew 1994-8-21 6861 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2450 Comment
  SEINET10635350  Geranium attenuilobum W. T. Frost 1925-7-24 Frost 113 Modoc Jess Valley, Warner Mountains. Comment
  CAS-BOT-BC180066  Geranium viscosissimum Alice Eastwood; John Thomas Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  CHSC109892  Geranium viscosissimum B. Castro; L. P. Janeway 2012-7-26 1965 Modoc Warner Mountains. Along Highgrade National Recreation Trail 0.65 air mi SW of Little Lily Lake and 0.9 air mi N of Mt. Vida. 2336 Comment
  HSC32013  Geranium viscosissimum A. M. Montalvo, J. D. Ackerman 1974-7-4 363 Modoc Howard's Gulch, 6 mi. NW of Canby, off Hwy. 139. Comment
  JEPS61451  Geranium viscosissimum Frances D. Payne 1931-6-17 164 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  HSC8661  Geranium viscosissimum M. T. Milligan 1964-7-4 218 Modoc Lassen Creek above lower campground 1829 Comment
  JEPS61447  Geranium viscosissimum M. F. Gilman 657 Modoc 1524 Comment
  UC17135  Geranium viscosissimum Milo S. Baker 1893-7-15 Modoc Comment
  RSA0029586  Geranium viscosissimum var. nervosum Verne Grant, Irving Schneider 1947-7-22 8145 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  CAS-BOT-BC214681  Geum triflorum Alice Eastwood; John Thomas Howell 1940-6-14 8217 Modoc 8 mi. NW of Canby. Comment
  HSC80689  Geum triflorum G. M. Riegel 1980-8-13 1064 Modoc S Warner Mtns. 1829 Comment
  UC1536916  Geum triflorum Gordon H. True Jr. 1938-5-25 916 Modoc Adin Summit 1524 Comment
  CAS-BOT-BC190702  Gilia brecciarum subsp. brecciarum Elmer Ivan Applegate 1936-5-17 10313 Modoc Top of Gillams bluff, Lava Bed National Monument. Comment
  NY964091  Gilia inconspicua B. M. Bartholomew 1995-5-13 6905 Modoc 4.8 km west of Eagleville, east side os the south end of Surprize Valley 1460 Comment
  CAS-BOT-BC190692  Gilia leptalea subsp. leptalea Bruce Bartholomew 1994-7-1 6762 Modoc 15.1 km NW of State Hwy. 299 on road to Dutch Flat. 1460 Comment
  NY964019  Gilia salticola B. M. Bartholomew 1991-5-24 5710 Modoc Surprise Valley, east of Eagleville at the Nevada State boundary 1520 Comment
  CAS-BOT-BC190676  Gilia sinistra subsp. sinistra Alice Eastwood; John Thomas Howell 1940-6-14 8216 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC95146  Githopsis specularioides Bruce Bartholomew 1995-6-1 6920 Modoc Between Day and Day Rock SW slope of the Whitehorse Mountains. 1260 Comment
  CAS-BOT-BC218301  Glaux maritima Bruce Bartholomew 1992-5-15 6284 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  SEINET3088579 Image available Glaux maritima Arnold Tiehm, Susan Croft, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Surprise Valley Mineral Wells on east side of Alkali Lake. 1372 Comment
  CAS-BOT-BC247692  Glyceria borealis John Thomas Howell 1934-7-2 12362 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  UC1137158  Glyceria borealis August L. Hormay 1932-8-6 Modoc Comment
  JEPS69272  Glyceria elata W. L. Jepson 1918-8-12 7945 Modoc South Fork Pass to Jess Valley 1584 Comment
  RSA504652  Glyceria striata Bruce Bartholomew, B. Anderson 1988-7-23 4596 Modoc Pine Creek, 4 km E of U. S. Highway 395 on the road to Lily Lake, Warner Mountains. 1620 Comment
  CAS-BOT-BC49526  Gnaphalium palustre Bruce Bartholomew; Barrett Anderson 1989-6-3 4879 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  HSC41110  Gnaphalium palustre Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3249 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  HSC65392  Gnaphalium palustre Thomas Wood 1979-8-8 223 Modoc About 1.2 mi. S and then shortly W of Ft. Bidwell, along Hwy. 1 1372 Comment
  JEPS33989  Gnaphalium palustre W. L. Jepson 1918-8-12 7951 Modoc Jess Valley 1584 Comment
  UCD132417  Gnaphalium palustre Herbert L. Mason; Verne Grant 1947-7-12 13425 Modoc near south end of west side road, along railroad tracks, Pit River Valley, south of Alturas. Comment
  CAS-BOT-BC229884  Gratiola ebracteata Bruce Bartholomew 1995-6-22 6984 Modoc Between Day and Lookout, just W of Burlington Northern Railroad track on County Road 94. 1270 Comment
  CAS-BOT-BC229892  Gratiola neglecta John Thomas Howell 1934-6-15 12201 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  JEPS21902  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-7-22 1067 Modoc Likely canals at South Fork of Pit River (bottom of dry canals at South Fork of Pit River) Comment
  JEPS3604  Gratiola neglecta Verne Grant, Irving Schneider 1947-7-18 8038 Modoc 10 mi s of Alturas (5 mi n of Bayley's Bridge, Eastside Canal); Eastside Canal Comment
  CAS-BOT-BC49545  Grindelia hirsutula F. Angwin 1945-10-7 s.n. Modoc Adin. 1371 Comment
  CHSC85168  Grindelia nana John Dittes; Josephine Guardino 1991-8-23 448 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  SD149180  Hackelia cusickii B. Bartholomew 1992-5-15 6296 Modoc North end of Surprise Valley, south of Cow Head Lake. 1600 Comment
  UC1560395  Hackelia floribunda E. Joyal and D. Mehlman 1988-6-28 1292 Modoc North Warner Mountains, ridge road North Warner Mountains Comment
  CAS-BOT-BC54060  Hackelia micrantha Robert Patterson; Mona Bourell 1993-8-15 5272 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC49547  Helianthus annuus Isabelo T. Kelly 1930-1-1 35 Modoc Fort Bidwell. Comment
  SBBG8406  Helianthus cusickii H. and M. Dearing 1939-6-7 3579 Modoc E of Canby Comment
  UC1037247  Heliotropium curassavicum Leo Whitney 1935-7-24 3578 Modoc ca. 15 mi. n.w. Canby (Hackamore, R.R. tracks); Modoc Nat'l Forest, Hackamore 1463 Comment
  UC78865  Heliotropium curassavicum Mrs. R. M. Austin Aug. 1888 Modoc shores Goose Lake Goose Lake Comment
  POM72289  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin 1895-07 549 Modoc Goose Lake Valley. Comment
  RSA210865  Heliotropium curassavicum var. oculatum R. F. Thorne, J. Hendrickson, C. W. Tilforth 1969-9-4 39075 Modoc East shore of Goose Lake at Willow Ranch 1433 Comment
  HSC3673  Heliotropium curassavicum var. oculatum D. E. Anderson 1962-8-6 2329 Modoc 1 mi. S of Alturas, along 395 Comment
  UC650533  Hemizonella minima Elmer I. Applegate 1936-5-18 10319 Modoc Bear Paw Cave Lava Beds National Monument 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
  UC1191960  Heracleum lanatum Verne Grant and Irving Schneider 1947-7-21 8130 Modoc n. Alturas (N. Fork Pit R., by bridge on Hwy. 395); N. Fork Pit R. Comment
  UC71556  Heracleum lanatum Mrs. M. H. Manning 1903-1 195 Modoc creeks near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC180041  Hesperochiron californicus R. M. Austin 1894-1-1 Modoc Goose Lake Valley. Comment
  UC26093  Hesperochiron californicus Mrs. R. M. Austin June 1894 Modoc lava beds w. Goose Lake Comment
  CAS-BOT-BC180035  Hesperochiron pumilus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16415 A Modoc Near summit of Cedar Pass. 1932 Comment
  CAS-BOT-BC180038  Hesperochiron pumilus Bruce Bartholomew; Barrett Anderson 1989-4-27 4642 Modoc Dutch Flat, NW of Adin. 1390 Comment
  CAS-BOT-BC179173  Hesperolinon micranthum Frances D. Payne 1932-7-8 670 Modoc Parker Creek. 1584 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
  UC1536816  Heteranthera dubia Gordon H. True Jr. 1939-7-19 1007 Modoc near Canby Pit R. Comment
  CAS-BOT-BC225794  Heuchera cylindrica Elmer Ivan Applegate 1932-8-1 8057 Modoc Near summit of Warren Peak, Warner Mts. Comment
  HSC20200  Heuchera cylindrica M. T. Milligan 1966-7-5 552 Modoc E of Jess Valley 1829 Comment
  HSC80723  Heuchera cylindrica G. M. Riegel 1980-7-29 970 Modoc S Warner Mtns. 1670 Comment
  RSA468117  Heuchera cylindrica var. alpina Louis C. Wheeler 1935-8-7 3804 Modoc Pine Creek, Warner Mtns. 1555 Comment
  UC1553376  Heuchera cylindrica var. ovalifolia Sch/Yor/Hor/Ach 1988-7-16 1837 Modoc on upper slopes of Squaw Peak; Warner Mts, Squaw Peak 2621 Comment
  HSC69529  Hieracium albiflorum Gary Schoolcraft 1980-7-22 325 Modoc Lake City Canyon 1890 Comment
  HSC81132  Hieracium albiflorum G. M. Riegel 1980-8-13 1058 Modoc South Warner Mtns. 1670 Comment
  UC32777  Hieracium albiflorum Milo S. Baker 1893-7-6 Modoc Comment
  CAS-BOT-BC49481  Hieracium scouleri Louis Cutter Wheeler 1935-8-14 3837 Modoc Pine Creek, Warner Mts., Modoc N.F. 2011 Comment
  CAS-BOT-BC49483  Hieracium scouleri Francis Dorris Payne 1929-7-20 104 Modoc Parker Creek, Warner Mtns. 1584 Comment
  HSC68937  Hieracium scouleri Gary Schoolcraft 1979-8-9 173 Modoc Above Ten Mile Creek area N of Fort Bidwell 1829 Comment
  RSA504675  Hieracium scouleri Bruce Bartholomew, B. Anderson 1988-7-22 4481 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mountains; Sierran Montane forest. 2210 Comment
  HSC10138  Holcus lanatus M. T. Milligan 1964-7-20 149 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  CAS-BOT-BC214695  Holodiscus microphyllus var. glabrescens Robert Patterson; Mona Bourell 1993-8-15 5248 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC214698  Holodiscus microphyllus var. glabrescens Belknap C. Goldsmith 1910-7-22 14 Modoc Summit of Sugar Hill, Warner Mts. 2133 Comment
  CAS-BOT-BC214705  Holodiscus microphyllus var. glabrescens Bruce Bartholomew; Barrett Anderson 1988-7-22 4488 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  SJSU2089  Hordeum brachyantherum J. W. Tilden 1958-6-26 1275 Modoc Near Cedar Pass between Alturas & Cedarville. Annotation by C.W. Sharsmith, 1961: ""Warner Mts.; coll on west side Cedar Pass at alt. c. 6000ft. fide J.W. Tilden"" 1828 Comment
  CAS-BOT-BC247684  Hordeum brachyantherum subsp. brachyantherum Bruce Bartholomew 1989-8-11 5096 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC284697  Hordeum jubatum John Thomas Howell 1934-7-1 12348 Modoc Duncan Horse Camp Comment
  UCD14404  Hordeum jubatum Sheryl Gill 1996-9-3 s.n. Modoc At the Tule Lake National Wildlife Refuge - 'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump; 'Captain Jack's Stronghold' GS map quad; 1229 Comment
  CDA32411  Hordeum jubatum T. C. Fuller 1962-8-3 9491 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  UCD85688  Hordeum jubatum subsp. intermedium Beecher Crampton 1954-7-7 2160 Modoc 2.5 miles east of Alturas. Near Radio Station KCNO. Comment
  SBBG596  Hordeum marinum subsp. gussoneanum A. A. Beetle 1941-6-29 2839 Modoc near summit of Mt Adin 1828 Comment
  UC748063  Horkelia fusca subsp. capitata Annie M. Alexander and Louise Kellogg 1946-7-11 4970 Modoc mesa w Eight Mile Creek (ne corner Modoc County); mesa w of Eight Mile Creek Comment
  CAS-BOT-BC214708  Horkelia fusca var. pseudocapitata Elmer Ivan Applegate 1932-7-31 7688 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  CAS-BOT-BC58586  Hornungia procumbens Bruce Bartholomew 1991-5-24 5693 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  SEINET11256901  Hornungia procumbens N. H. Holmgren, P. K. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 miles) E of downtown Cedarville, at a turnoff to some hot springs. 1370 Comment
  CAS-BOT-BC181962  Hosackia crassifolia Annie Montague Alexander; L. Kellogg 1946-7-7 4938 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  CAS-BOT-BC497337  Hosackia pinnata G. Schoolcraft 1996-7-23 2542 Modoc E. of Yankee Jim Ranch 1645 Comment
  SEINET3156124  Hydrophyllum capitatum var. alpinum E. K. Balls 1950-5-11 14627 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8 mile Creek. 1463 Comment
  UC1005251  Hydrophyllum capitatum var. alpinum Rolf Y. Berg 1955-6-22 Modoc w of Cedarville (Cedar Pass Campground); Modoc National Forest Comment
  UC1069092  Hydrophyllum capitatum var. alpinum R. C. Wilson 1933-5-29 32 Modoc Rush Creek; Modoc National Forest, Canby Quad. 1310 Comment
  UC748321  Hydrophyllum capitatum var. alpinum Annie M. Alexander and Louise Kellogg 1946-6-5 4661 Modoc s of Eagleville (Emerson Camp, Emerson Creek); Warner Mountains, Emerson Creek 2133 Comment
  JEPS4030  Hydrophyllum capitatum var. alpinum Frances D. Payne 1932-6-12 542 Modoc s and e of Alturas (Dry Creek canyon, tributary of Parker Creek); Warner Mountains, Parker Creek 1645 Comment
  HSC59909  Hymenoxys hoopesii G. M. Riegel 1979-9-8 766 Modoc South Warner Mt. Wilderness Area 2427 Comment
  CAS-BOT-BC179898  Hypericum anagalloides Bruce Bartholomew; Barrett Anderson 1990-7-20 5537 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  CAS-BOT-BC179906  Hypericum anagalloides Bruce Bartholomew 1989-8-11 5055 Modoc Along W side of Goose Lake, 12.4 km N of McGinty Point on National Forest Road 48. 1430 Comment
  CAS-BOT-BC179895  Hypericum scouleri Bruce Bartholomew 1994-7-1 6772 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  CAS-BOT-BC49489  Hypochaeris glabra Bruce Bartholomew 1993-6-13 6645 Modoc Vicinity of hot spring, ca. 0.6 km NE of Leonard Hot Spring, E side of Surprise Valley. 1430 Comment
  JEPS69740  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  CAS-BOT-BC190644  Ipomopsis congesta subsp. montana Bruce Bartholomew 1990-8-4 5637 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  CAS-BOT-BC190639  Ipomopsis congesta subsp. palmifrons K. Paulson; Robert Paulson 1990-6-6 206 Modoc N of Soldier Creek, E side of Warner Mts. 2011 Comment
  UC117145  Iris missouriensis Mrs. R. M. Austin Jun 1894 75 Modoc Goose Lake Valley Comment
  UC844909  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 mi n Alturas 1402 Comment
  JEPS121201  Isatis tinctoria Lowell Ahart, John Dittes 2013-7-25 18962 Modoc 30 yards N of the E-W fence, south edge of Ash Creek Floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air miles S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  NY411180  Isatis tinctoria R. C. Rollins 1981-6-2 81199 Modoc U.S. Hwy. 395, 5 miles south of New Pine Creek, Oregon Comment
  CAS-BOT-BC30188  Isoetes bolanderi Annie Montague Alexander; L. Kellogg 1948-9-21 5624 Modoc 1 mi. SW top of grade between New Pine Creek and Fort Bidwell. 2286 Comment
  CDA13471  Iva axillaris subsp. robustior G. F. Hrusa, T. D. Wilfred 1996-7-21 13318 Modoc Modoc Plateau; adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CDA34549  Iva axillaris subsp. robustior L. Ahart, John Dittes 2008-8-25 15304 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. Comment
  CHSC100011  Iva axillaris subsp. robustior Lowell Ahart; John Dittes 2008-8-25 15304 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
  JEPS114662  Iva axillaris subsp. robustior Lowell Ahart, John Dittes 2008-8-25 15304 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
  JEPS86282  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn Clifton 1990-6-25 11164 Modoc Cedar Pass Warner Mountains, Davis Creek 15' U.S.G.S. topographic map (n slopes of Peak 7298) 2148 Comment
  JEPS91215  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn L. Clifton 1990-6-25 11164 Modoc Cedar Pass, growing on steep cliffs of volcanic breccia, northerly slopes of Peak 7298 2148 Comment
  NY833803  Ivesia gordonii B. M. Bartholomew 1991-8-5 6072 Modoc Summit Trail, northwest side of Squaw Peak, west side of Warner Mountains 2480 Comment
  CHSC30498  Juncus balticus NEH Prouty 1980-5-25 167 Modoc Along stream from hot spring. Comment
  JEPS127313  Juncus bufonius var. occidentalis Lowell Ahart, John Dittes 2016-7-14 21205 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
  CHSC85414  Juncus confusus John Dittes; Josephine Guardino 1991-8-23 455 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
  CAS-BOT-BC245064  Juncus confusus John H. Hatton 1911-6-12 55 Modoc unspecified 1463 Comment
  JEPS66984  Juncus ensifolius W. L. Jepson 1918-8-12 7954 Modoc Jess Valley 1584 Comment
  UCD146976  Juncus ensifolius Chuck Hughes 2012-9-13 347 Modoc Bear Mountain 2005 Comment
  CAS-BOT-BC245051  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1991-7-4 5906 Modoc Roney Flat. 1460 Comment
  UC2483  Juncus mexicanus Baker and Nutting Modoc Dixie Valley Comment
  RSA30797  Juncus nevadensis C. L. Hitchcock 1940-5-27 6715 Modoc 15 miles NE of Alturas. Comment
  UC1036072  Juniperus communis Annie M. Alexander and Louise Kellogg 1946-7-29 5091 Modoc Head of Eagle Creek Warner Mountains, Eagle Creek (foot of rockslide under lodgepole pine) Comment
  CAS-BOT-BC81201  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81203  Juniperus occidentalis Florence Angwin 1945-10-27 s.n. Modoc Adin Comment
  CAS-BOT-BC81209  Juniperus occidentalis Elmer I. Applegate 1932-7-9 7622 Modoc Big grade, Fandango Pass, Goose Lake side Comment
  CAS-BOT-BC81211  Juniperus occidentalis A. D. Borden 1911-5-20 s.n. Modoc S.W. slope Sugar Hill Comment
  SEINET10612939  Juniperus occidentalis Leila M. Shultz, John S. Shultz 1985-6-23 Shultz 8587 Modoc Lava Beds National Monument, approximately 20 miles south of Tulelake; western extension of the Great Basin in California. 1320 Comment
  CAS-BOT-BC30151  Juniperus occidentalis var. occidentalis Belknap C. Goldsmith 1910-8-1 17 Modoc Fandango Creek, 3 mi E of Goose Lake. 1584 Comment
  UCR1827  Juniperus occidentalis var. occidentalis Frank C. Vasek 1962-9-2 620902 14 Modoc 4.2 mi east of Likely 2287 Comment
  CAS-BOT-BC225089  Kelloggia galioides Louis Cutter Wheeler 1935-8-14 3836 Modoc Pine Creek. 2011 Comment
  CAS-BOT-BC248332  Kelloggia galioides B. Bartholomew; H. Sun 2002-6-24 8817 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  CAS-BOT-BC247644  Koeleria macrantha Bruce Bartholomew; Barrett Anderson 1990-7-19 5394 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC247676  Koeleria macrantha John H. Hatton 1911-6-22 168 Modoc unspecified 1524 Comment
  RSA534494  Koeleria macrantha Bruce Bartholomew, B. Anderson 1990-7-19 5394 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  UC70681  Koeleria macrantha Mrs. M. H. Manning 1904-7-16 Modoc Mt. Bidwell; north-eastern Modoc County Comment
  UCD85700  Koeleria macrantha A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3379 Modoc Jct. Rt. 39 and road to Modoc Lava Beds Natl. Mon. Comment
  UCD85731  Koeleria macrantha Beecher Crampton; Carl Rimbey 1954-7-6 2117 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  CHSC106339  Lactuca serriola Lowell Ahart; John Dittes 2010-8-30 17073 A 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
  JEPS121203  Lactuca serriola Lowell Ahart, John Dittes 2013-7-25 18947 Modoc 30 yards N of the E-W fence, south edge of Ash Creek Floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air miles S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  UC89214  Lagophylla ramosissima Mrs. R. M. Austin 1894-7-1 Modoc Davis Creek 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-BC49498  Lagophylla ramosissima subsp. ramosissima Bruce Bartholomew; Barrett Anderson 1988-6-23 4239 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  RSA795599  Lagophylla ramosissima subsp. ramosissima L. Ahart, John Dittes 2010-8-30 17065 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  RSA59531  Lamium amplexicaule E. K. Balls 1950-5-20 14808 Modoc 2 mi. E. of South Fork Public Camp, along South Fork Pit River to Jess Valley. 1463 Comment
  CAS-BOT-BC54071  Lappula redowskii Elmer Ivan Applegate 1897-5-31 885 Modoc E side of Tule Lake, near Cornell. Comment
  UC71569  Lappula redowskii Mrs. M. H. Manning c. 1899 170 Modoc Fort Bidwell n.e. Modoc Co., Fort Bidwell Comment
  CAS-BOT-BC181978  Lathyrus brownii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 79 Modoc Near Parker Creek. 1981 Comment
  JEPS55335  Lathyrus lanszwertii var. aridus Leo D. Whitney 1935-5-31 3159 Modoc White Horse Comment
  SEINET10936979  Lathyrus nevadensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2616 Modoc 4 mi s of davis creek on us hwy 395; in very mesic grassladn sedge meadow; Lupines very sparse and approximately a week or more behind th eflowering of Those near alturas. 1402 Comment
  CAS-BOT-BC181969  Lathyrus rigidus R. M. Austin; C. C. (Mrs.) Bruce 1898-5-1 2216 Modoc Plains, Goose Lake Valley. Comment
  CAS-BOT-BC181975  Lathyrus rigidus L. A. M. Black 1893-6-1 80 Modoc Davis Creek. Comment
  NY716853  Lathyrus rigidus W. Larkin 04 1920 s.n. Modoc Goose Lake Valley Comment
  NY716864  Lathyrus rigidus B. M. Bartholomew 1988-5-14 4185 Modoc 4.5 km south of Davis Creek on U.S. Highway 395, southeast side of Goose Lake 1470 Comment
  RSA598727  Lathyrus rigidus Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-10 6441 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  JEPS123836  Lemna minuta Lowell Ahart, John Dittes 2015-7-17 20397 Modoc Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. Adin USGS 7.5' Topographic Quadrangle. Comment
  CAS-BOT-BC245026  Lemna trisulca B. Bartholomew 1992-8-7 6361 Modoc Meadow 2.3 km W of West Warner road at Soup Creek, W side of Warner Mountains 1720 Comment
  RSA551336  Lemna trisulca Bruce Bartholomew 1992-8-7 6361 Modoc Meadow 2.3 km west of West Warner Road at Soup Creek, west side of Warner Mountains 1720 Comment
  CAS-BOT-BC245030  Lemna turionifera Verne Grant; I. Schneider 1947-7-19 8064 Modoc Corporation Ranch, S of south loop road. Comment
  UC1101298  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-5-30 775 Modoc w of Alturas (1/2 mi e of County Road 70 on County Road 54) Comment
  CAS-BOT-BC58458  Lepidium campestre Bruce Bartholomew 1992-5-16 6315 Modoc Wet pasture just E of the town of Davis Creek. 1480 Comment
  JEPS117373  Lepidium campestre Lowell Ahart, John Dittes 2010-8-30 17079 Modoc On the north side of a wash, about 150 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC100464  Lepidium lasiocarpum Lowell Ahart; John Dittes 2008-8-26 15332 Modoc On the sides of County Road 85a, 287 feet east of County Road 91, 7.7 miles (air) north-northeast of Lookout. 1303 Comment
  CAS-BOT-BC58302  Lepidium perfoliatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4382 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  HSC65382  Lepidium perfoliatum Thomas Wood 1979-8-8 214 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  CDA18851  Lepidium perfoliatum R. Breckenridge 1999-6-15 PDR 1198610 Modoc Jones Lane, approx. 1/2 mi. N of Co. Rd. 115 crossing of Hwy 395 & 1/2 mile W of 395. 0 Comment
  UC725918  Lepidium perfoliatum A. A. Heller 1941-6-26 16218 Modoc e end Canby (along U.S. Highway 299) Comment
  JEPS53761  Lepidium virginicum var. medium Milo S. Baker Jul 1894 Modoc near Bieber; Big Valley Comment
  CAS-BOT-BC190632  Leptodactylon pungens Elmer Ivan Applegate 1932-7-9 7610 Modoc N slope of Bidwell Mountain. Comment
  UC106732  Leptodactylon pungens Mrs. Austin Modoc hills e Goose Lake (e of Goose Lake); hills e of Goose Lake Comment
  HSC80889  Leptosiphon ciliatus G. M. Riegel 1979-7-12 508 Modoc S Warner Mtns. 2100 Comment
  POM96125  Lesquerella occidentalis Mrs. R. M. Austin, Bruce 1898-06 s.n. Modoc Lake City Mt, near Davis Creek. Comment
  CAS-BOT-BC242084  Leucocrinum montanum Leland S. Smith 1917-5-21 1 Modoc West Valley and Jess Valley. 1524 Comment
  POM299553  Leucophysalis nana Marion Ownbey, Fred G. Meyer 1940-7-1 2132 Modoc Near Cedar Pass, Warner Mts. Comment
  RSA520450  Leucophysalis nana Bruce Bartholomew, B. Anderson 1990-7-20 5533 Modoc 3.4 Km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC247702  Leucopoa kingii Clare Butterworth Hardham 1961-6-18 7552 B Modoc 3.2 mi. E of Cedar Pass. Comment
  JEPS43176  Lewisia nevadensis Frances D. Payne 1929-7-7 60 Modoc 2 mi sw Warren Peak (Pine Creek Basin); Warner Mts., Pine Creek Basin 2133 Comment
  CAS-BOT-BC197498  Lewisia pygmaea Annie Montague Alexander; L. Kellogg 1946-7-29 5086 Modoc Head of Eagle Creek, Warner Mts. 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-BC197495  Lewisia rediviva Bruce Bartholomew; Barrett Anderson 1989-6-2 4796 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  RSA27322  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC247639  Leymus cinereus Isabelo T. Kelly 1930-1-1 34 Modoc Fort Bidwell. Comment
  CAS-BOT-BC247632  Leymus triticoides Leland S. Smith 1917-7-23 144 Modoc Joseph Creek. 1706 Comment
  UC1037181  Leymus triticoides Leo Whitney 1935-8-3 3613 Modoc Buck Creek Comment
  CAS-BOT-BC242076  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC198048  Linanthus ciliatus Bruce Bartholomew 1995-6-24 7025 Modoc 16.4 km W of State Hwy 136 on road to Tionesta (Forest Service Road 44N17). 1400 Comment
  CAS-BOT-BC198050  Linanthus ciliatus Bruce Bartholomew; Barrett Anderson 1988-6-23 4271 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC198045  Linanthus harknessii Bruce Bartholomew 1991-7-5 5929 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  CAS-BOT-BC198031  Linanthus harknessii Mrs. H. C. Cantelow 1940-6-2 4133 Modoc Road to lava beds NW of Canby. Comment
  CAS-BOT-BC198029  Linanthus nuttallii subsp. nuttallii Louis Cutter Wheeler 1935-8-5 3789 Modoc Little Lily Lake, Warner Mts. 2286 Comment
  HSC80878  Linanthus pungens G. M. Riegel 1980-8-9 1030 Modoc S Warner Mtns. 1829 Comment
  CDA6355  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11168 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CAS-BOT-BC179167  Linum lewisii Leland S. Smith 1917-7-24 123 Modoc Joseph Creek. 1828 Comment
  HSC15810  Linum lewisii M. T. Milligan 1964-6-27 97 Modoc Jct. of Lassen Creek Rd. and old Hwy. 395 1677 Comment
  RSA435717  Linum lewisii George Willet 1935-6-26 s.n. Modoc Jess Valley, Warner Mountains 1829 Comment
  JEPS123864  Linum lewisii var. lewisii Lowell Ahart, John Dittes 2015-7-16 20369 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  SJSU9571  Linum lewisii var. lewisii W. Savage 1979-7-3 1319 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC242176  Listera convallarioides Bruce Bartholomew 1991-8-6 6088 Modoc Field redacted by CAS, contact the data manager for more information 2130 Comment
  CAS-BOT-BC225815  Lithophragma glabrum Annie Montague Alexander; L. Kellogg 1946-6-5 4666 Modoc Emerson Creek, S of Eagleville, Warner Mts. 2072 Comment
  CAS-BOT-BC225818  Lithophragma glabrum Bruce Bartholomew; Barrett Anderson 1988-5-13 4167 Modoc Ca. 1 km NE of Pepperdine at the junction of the road to Tom Lee Meadow, E facing slope at the top of the Warn 2030 Comment
  RSA488032  Lithophragma glabrum Bruce Bartholomew, B. Anderson 1988-5-12 4112 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC225824  Lithophragma parviflorum Bruce Bartholomew 1992-5-14 6279 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  UC585234  Lithophragma parviflorum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1838 Modoc summit of Cedar Pass; Warner Mts., summit of Cedar Pass 1920 Comment
  CAS-BOT-BC225835  Lithophragma tenellum Bruce Bartholomew 1992-5-15 6304 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 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-BC225841  Lithophragma tenellum Bruce Bartholomew; Mona Bourell 1990-4-27 5167 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  HSC75893  Lithophragma tenellum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19316 Modoc Soup Springs Campground Comment
  POM204152  Lithophragma tenellum John T. Howell 1934-6-14 12129 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC54030  Lithospermum ruderale K. Paulson; Robert Paulson 1991-5-25 219 Modoc W side of Goose Lake, vicinity of Log Landing. 1478 Comment
  CAS-BOT-BC54073  Lithospermum ruderale Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5997 Modoc NW of Alturas. 1493 Comment
  CHSC112504  Lithospermum ruderale L. P. Janeway; B. Castro 2014-6-2 11310 Modoc Great Basin.Along County Road 1, 1.0 km north of the road to the southwest corner of Cow Head Lake (County Road 5), on the east side of Long Canyon, low in the canyon. 1566 Comment
  POM126233  Lithospermum ruderale Franklin P. Nutting s.n. Modoc Forestdale. Comment
  UC1037250  Lithospermum ruderale Leo Whitney 1934-5-28 1603 Modoc 15 mi nw Canby (Spaudldings Butte near Hackamore); Modoc National Forest 1463 Comment
  RSA59862  Lithospermum ruderale E. K. Balls 1950-5-11 14615 Modoc 2 miles N of Lake City, w. of Upper Alkali Lake. 1418 Comment
  CHSC39004  Lomatium bicolor J. D. Jokerst 1983-7-18 1855 Modoc At Miller's Flat NW of Aden. Comment
  SEINET13944331 Image available Lomatium bicolor Arnold Tiehm 1984-1 8838 Modoc Northwest side of Bidwell Mountain, 2.2 road miles north of 8 mile creek on the road from Lake Annie; 6050 ft T47N R16E SEC1. 1844 Comment
  CHSC117808  Lomatium bicolor var. leptocarpum L. P. Janeway 2016-5-18 12062 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  CHSC117818  Lomatium bicolor var. leptocarpum L. P. Janeway 2016-5-17 12007 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  CHSC67326  Lomatium bicolor var. leptocarpum James D. Jokerst 1986-8-10 2752 Modoc Radar Survey Site S of Doublehead Mtn., ca. 400 m NE of a NW-SE-oriented fence and road. 1341 Comment
  HSC26514  Lomatium bicolor var. leptocarpum J. P. Smith, J. O. Sawyer 1972-5-6 5247 Modoc County Rd. 86, just E of Adin. 1098 Comment
  HSC28527  Lomatium bicolor var. leptocarpum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19397 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC1587086  Lomatium bicolor var. leptocarpum G. Schoolcraft 1991-6-18 2165 Modoc ca. 4 mi. n.e. Adin (w. of Hwy. 299) 1304 Comment
  CAS-BOT-BC21430  Lomatium canbyi Bruce Bartholomew 1993-4-5 6414 Modoc S side of Pit River on County Road 84, ca. 2 km E of County Road 85. 1340 Comment
  CAS-BOT-BC30128  Lomatium foeniculaceum subsp. macdougalii James Vale 1980-6-9 s.n. Modoc Ridge from Stowe Road, Cedar Pass, Warner Mtns. Comment
  UC1608977  Lomatium hendersonii B. Bartholomew with M. Gilbert and L. Skog 1993-5-13 6533 Modoc just w. Mud Lake (on rd. to West Valley Reservoir) 1460 Comment
Read comments
Jul 17 2014
  CAS-BOT-BC30142  Lomatium macrocarpum E. S. Willits 1940-4-27 194 Modoc Davis Creek. 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
  RSA164355  Lomatium nevadense Clare B. Hardham 1961-6-18 7590 Modoc Cedar Pass. 1829 Comment
  CAS-BOT-BC15756  Lomatium nevadense var. nevadense Clare Butterworth Hardham 1961-6-18 7590 A Modoc Cedar Pass. 1828 Comment
  JEPS118252  Lomatium nevadense var. nevadense Lowell Ahart, John Dittes 2011-6-22 17558 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  UC1228813  Lomatium nevadense var. nevadense Lincoln Constance and Emil DiFulvio 1962-4-16 3749 Modoc 3.2 mi. n. Likely 1310 Comment
  CAS-BOT-BC15775  Lomatium piperi Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6000 Modoc Cedar Pass. 1920 Comment
  HSC80779  Lomatium triternatum G. M. Riegel 1980-8-26 1110 Modoc South Warner Mountains 1739 Comment
  CAS-BOT-BC497467  Lomatium triternatum Margaret J. Williams 1988-5-30 88- 26 -6 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CHSC31504  Lomatium triternatum var. macrocarpum N. E. H. Prouty 1980-6-2 178 Modoc Northern side of Dry Creek Basin Rd. Comment
  CAS-BOT-BC21409  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-13 8146 Modoc Fandango Pass. Comment
  CAS-BOT-BC21411  Lomatium triternatum var. triternatum Mrs. H. C. Cantelow 1940-5-31 4508 Modoc 3 mi. E of Canby. Comment
  CAS-BOT-BC21413  Lomatium triternatum var. triternatum K. Paulson; Robert Paulson 1989-5-8 105 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC21419  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-12 12016 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC21422  Lomatium triternatum var. triternatum Barrett Anderson 1986-7-10 3186 Modoc West Warner Rd at Mud Spring Flat. 1965 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
  CAS-BOT-BC21403  Lomatium vaginatum Isabelo T. Kelly 1930-1-1 62 Modoc Modoc County. Comment
  JEPS28835  Lomatium vaginatum Lincoln Constance and Emil DiFulvio 1962-4-16 3750 Modoc 3.2 mi. n. Likely 1310 Comment
  POM260283  Lomatium vaginatum C. L. Hitchcock 1940-5-27 6657 Modoc 9 miles northeast of Alturas. 1402 Comment
  RSA248724  Lomatium vaginatum Christopher Davidson 1973-5-26 2124 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  UC106268  Lomatium vaginatum Mrs. R. M. Austin 1894-1 74 Modoc Goose Lake Valley Comment
  CDA38459  Lomatium vaginatum Virginia Kelly 1983-6-21 s.n. Modoc Alturas. 0 Comment
  CAS-BOT-BC95170  Lonicera interrupta Fred. P. Cronemiller 1920-7-1 20 Modoc Bieber Range. 1524 Comment
  UC748118  Lonicera involucrata var. involucrata Annie M. Alexander and Louise Kellogg 1946-6-28 4855 Modoc Pine Creek Canyon Warner Mountains 2240 Comment
  JEPS123857  Lotus corniculatus Lowell Ahart, John Dittes 2015-7-16 20379 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC15554  Lotus crassifolius var. crassifolius Milo S. Baker 1893-7-19 Modoc near Forestdale Comment
  UC748303  Lotus crassifolius var. crassifolius Annie M. Alexander and Louise Kellogg 1946-7-7 4938 Modoc Eight Mile Creek 1752 Comment
  CAS-BOT-BC181947  Lotus purshianus var. purshianus Bruce Bartholomew 1991-8-4 6009 Modoc Kelly Draw, Round Valley, 2 km E of Hwy 299 on County Road 86. 1310 Comment
  JEPS114667  Lotus purshianus var. purshianus Lowell Ahart, John Dittes 2008-8-25 15302 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  JEPS117168  Lotus purshianus var. purshianus Lowell Ahart, John Dittes 2010-8-30 17068 Modoc About 5 yards east of fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  RSA503054  Lotus unifoliolatus Bruce Bartholomew, B. Anderson 1988-6-23 4223 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  RSA582627  Lotus unifoliolatus Louis C. Wheeler 1935-9-23 4005 Modoc Pease Flat, Devils Garden. 1524 Comment
  CAS-BOT-BC190816  Ludwigia palustris Bruce Bartholomew 1995-9-4 7203 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  CAS-BOT-BC181897  Lupinus arbustus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 76 Modoc Near Parker Creek. 1828 Comment
  CAS-BOT-BC181904  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5885 Modoc Between Lookout and Adin, upper Pitt River region. Comment
  CAS-BOT-BC181923  Lupinus arbustus Elmer Ivan Applegate 1932-7-31 7953 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  RSA0025584  Lupinus arbustus John F. Emmel 1996-7-15 1434 Modoc Warner Mtns; ridge 1.1-1.5 air mi south and 0.3-0.5 air mi west of Emerson Peak. 2409 Comment
  CAS-BOT-BC182224  Lupinus argenteus C. B. Wolf 1931-9-4 2398 Modoc Canby. Comment
  UC1129426  Lupinus argenteus Mrs. H. P. Bracelin 1931-6-30 500 Modoc s end Alturas; Canby Quad Comment
  CAS-BOT-BC182189  Lupinus argenteus James Vale; K. Wagnon; Walter Knight; Irja Knight 1981-5-23 4133 Modoc Bank of Pit River between Canby and Adin, Hwy 299. 1371 Comment
  SJSU9656  Lupinus argenteus W. Savage 1979-7-8 1492 Modoc N end Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET10870583  Lupinus argenteus subsp. argenteus Charles Piper Smith 1947-6-13 Smith 47450 Modoc Hwy 299, 2.5 miles s Comment
  SEINET10936563  Lupinus argenteus subsp. argenteus H. Dearing, M. Dearing 1939-7-7 Dearing 3575 Modoc W of canby Comment
  CDA27383  Lupinus argenteus var. argenteus T. C. Fuller 1971-7-14 19905 Modoc Southern Warner Mountains; East side of Bear Camp Flat, ca. 7 miles south of Eagleville. 0 Comment
  OBI75349  Lupinus argenteus var. argenteus Mrs. H. P. Bracelin 1931-6-30 500 Modoc Alturas 1524 Comment
  CAS-BOT-BC182089  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-12 8074 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC182125  Lupinus argenteus var. heteranthus M. Vasey 1990-6-29 9024 Modoc Cottonwood Flat off County Road 84 between Canby and Happy Camp, Modoc National Forest 1500 Comment
  UC710955  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  UC748289  Lupinus argenteus var. heteranthus Annie M. Alexander and Louise Kellogg 1946-6-30 4869 Modoc Highgrade n end of Warner Mountains, Highgrade (w side of ridge) 2377 Comment
  UC199847  Lupinus argenteus var. heteranthus M. F. Gilman 664 Modoc slopes 1524 Comment
  CAS-BOT-BC181890  Lupinus brevicaulis Bruce Bartholomew 1995-6-2 6933 Modoc 6.4 km E of Eagleville, S end of Surprize Valley. 1380 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
  HSC71461  Lupinus caudatus J. P. Smith, J. O. Sawyer 1973-8-8 7237 Modoc S slopes of Eagle Peak 2561 Comment
  POM23636  Lupinus caudatus R. M. Austin 1895-07 410 Modoc Goose Lake Valley. Comment
  HSC14805  Lupinus caudatus M. T. Milligan 1965-6-27 355 Modoc E slope of eroded volcanic plateau. 1677 Comment
  CAS-BOT-BC181871  Lupinus lepidus var. lobbii Robert Patterson; Mona Bourell 1993-8-15 5276 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC748299  Lupinus lepidus var. lobbii Annie M. Alexander and Louise Kellogg 1946-8-9 5133 Modoc Patterson Lake Trail on trail near Lake Patterson; Warner Mountains, Patterson Lake Trail Comment
  UC127004  Lupinus lepidus var. lobbii Milo S. Baker 1893-6 Modoc Comment
  NY747388  Lupinus leucophyllus var. belliae M. S. Baker 1893-6-20 s.n. Modoc Comment
  CAS-BOT-BC181837  Lupinus microcarpus var. microcarpus Bruce Bartholomew; Barrett Anderson 1989-6-3 4891 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  UC126963  Lupinus microcarpus var. microcarpus Mrs. R. M. Austin and Bruce July 1898 154 Modoc Goose Lake Comment
  POM27127  Lupinus polyphyllus subsp. polyphyllus R. M. Austin 1895-07 111 Modoc Willow Creek (Devils Garden) Comment
  NY747607  Lupinus polyphyllus var. saxosus B. M. Bartholomew 1993-5-13 6530 Modoc Just west of Forest Service on Parker Creek Road between Alturas and Pepperdine 1520 Comment
  RSA59534  Lupinus ruber E. K. Balls 1950-5-20 14805 Modoc 3.3 mi. above S. Fk. Public Camp, S. Fork Pit River, on way to Jess Valley. 1463 Comment
  RSA60328  Lupinus ruber E. K. Balls 1950-5-10 15965 Modoc 0.5 miles past fork of 395 and road to Cedarville, from Alturas. 1585 Comment
  CAS-BOT-BC181817  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1989-4-28 4645 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  SEINET10903608  Lupinus subvexus var. transmontanus Duane Isely, I. Isely 1971-7-11 Isely 11375 Modoc Roadside at intersection state #139 and #299. 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
  POM215937  Lycium barbarum Louis C. Wheeler 1935-10-10 4033 Modoc Alturas. 1357 Comment
  CDA19943  Lycium barbarum D. Kratville 2002-6-19 PDR 1204560 Modoc Northern California; Center of Alturas on Hwy 395. 0 Comment
  CHSC111109  Madia elegans subsp. densifolia Lowell Ahart; John Dittes 2012-7-12 18375 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1262 Comment
  CAS-BOT-BC49435  Madia exigua Bruce Bartholomew 1991-6-20 5777 Modoc 7.5 km E of junction of county roads 87 and 90. 1220 Comment
  CAS-BOT-BC49437  Madia exigua Bruce Bartholomew; Barrett Anderson 1988-6-23 4225 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC49402  Madia glomerata Francis Dorris Payne 1934-8-1 Modoc Parker Creek. 1584 Comment
  JEPS120510  Madia glomerata L. P. Janeway, B. Castro 2012-7-25 10983 Modoc Warner Mountains. Comment
  CAS-BOT-BC49412  Madia gracilis John Thomas Howell 1934-6-16 12205 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49423  Madia gracilis John Thomas Howell 1934-6-30 12268 A Modoc Duncan Horse Camp, 6 mi. E of Perez. Comment
  HSC5977  Madia gracilis M. T. Milligan 1965-6-30 401 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  NY500377  Mahonia repens L. C. Wheeler 1935-8-14 3838 Modoc Pine Creek, Warner Mountains 2011.7 Comment
  CAS-BOT-BC242032  Maianthemum racemosum Francis Dorris Payne 1929-6-24 23 Modoc Pine Creek above Fitzhugh Springs. 1645 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-BC71147  Marsilea Herbert L. Mason; Verne Grant 1947-7-10 13350 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  RSA639342  Marsilea oligospora L. C. Wheeler 1935-9-12 3975 Modoc Fletcher Creek at Pease Place, Devil s Garden. 1524 Comment
  CHSC117494  Matricaria discoidea Lowell Ahart; John Dittes 2016-7-14 21155 Modoc Wesst side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) west of Adin, Big Valley. 1273 Comment
  HSC14988  Medicago lupulina M. T. Milligan 1965-6-23 294 Modoc N end of Jess Valley 1616 Comment
  HSC1666  Melica bulbosa M. T. Milligan 1965-7-1 412 Modoc Plateau W of Jess Valley. 1829 Comment
  HSC1664  Melica bulbosa M. T. Milligan 1965-7-10 424 Modoc West slope of Eagle Peak 2439 Comment
  JEPS74034  Melica fugax Frances D. Payne 1932-7-1 654 Modoc 2 mi sw Mt. Warren (se Modoc County); Pine Creek Basin Comment
  UC1024673  Melica fugax Leo Whitney 1935-5-18 3082 Modoc ca 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UCD87266  Melica fugax Beecher Crampton; Carl Rimbey 1954-7-7 2139 Modoc West side of Cedar Pass, Warner Mountains. 1889 Comment
  HSC80847  Melica stricta G. M. Riegel 1980-8-28 1122 Modoc S Warner Mtns. 1739 Comment
  UC593540  Melica stricta E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1826 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  HSC80811  Melica subulata G. M. Riegel 1979-7-12 525 Modoc South Warner Mountains. 2100 Comment
  UCD88622  Melica subulata August L. Hormay 1932-7-17 s.n. Modoc Lily Lake. Comment
  CHSC100385  Melilotus albus Lowell Ahart; John Dittes 2008-8-25 15305 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
  HSC15014  Melilotus indicus M. T. Milligan 1964-7-1 101 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  SEINET10737674  Melilotus officinalis Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 928 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  JEPS121211  Mentha arvensis Lowell Ahart, John Dittes 2013-7-24 18939 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
  JEPS86352  Mentzelia dispersa Jack and Betty Guggolz 1988-6-28 961 Modoc n Jenkins Spring Comment
  RSA101492  Mentzelia dispersa R. Weatherby 1955-7-8 1611 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  UC718796  Mentzelia dispersa B. J. Hammerly 1941-6-20 39 Modoc Between Mill Creekk Public Camp and Clear lake (On dry south slope) Comment
  UC872460  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 mi ne Alturas 1615 Comment
  CAS-BOT-BC179149  Mentzelia dispersa Mrs. H. C. Cantelow 1940-6-1 3995 Modoc E of Alturas, road to Warner Mts. Comment
  UC108411  Mentzelia dispersa Mrs. R. M. Austin 1874-1 Modoc Davis Creek Comment
  CAS-BOT-BC179125  Mentzelia laevicaulis Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10608 Modoc E slope of Fandango Pass near base of pass. Comment
  CAS-BOT-BC179128  Mentzelia laevicaulis Bruce Bartholomew; Barrett Anderson 1990-7-21 5557 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  RSA152746  Mentzelia veatchiana I. L. Wiggins, Dorothy Wiggins 1961-6-12 16439 Modoc 4 miles east of summit of Cedar Pass, along Cedar Pass Road. Comment
  HSC46162  Menyanthes trifoliata J. P. Smith, J. O. Sawyer 1973-8-9 7278 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
  CAS-BOT-BC54044  Mertensia ciliata Bruce Bartholomew 1995-6-23 6997 Modoc 2.4 km N of Forest Road 30 on road from Hall Meadow to Plume Valley Camp Ground. 1770 Comment
  HSC80938  Mertensia ciliata var. stomatechoides G. M. Riegel 1980-7-30 973 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC54048  Mertensia longiflora Leland S. Smith 1919-5-1 1083 Modoc Henderson Meadow Allotment. 1828 Comment
  JEPS70775  Mertensia longiflora L. S. Smith 1919-5-1 1083 Modoc Modoc Nat'l Forest, Warner Mts., South Warners 1828 Comment
  CAS-BOT-BC54009  Mertensia oblongifolia var. amoena Milo Samuel Baker 1893-8-1 s.n. Modoc Craigs. Comment
  CAS-BOT-BC54019  Mertensia oblongifolia var. oblongifolia C. C. (Mrs.) Bruce 1899-7-1 2260 Modoc Modoc County. Comment
  CAS-BOT-BC54022  Mertensia oblongifolia var. oblongifolia Belknap C. Goldsmith 1913-5-13 97 Modoc W side of Warner Mts. 1584 Comment
  CAS-BOT-BC225963  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1989-6-2 4776 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  NY539940  Micromonolepis pusilla B. M. Bartholomew 1989-6-2 4813 Modoc Sand dunes at the southeast corner of Upper Alkali Lake, east side of Surprise Valley 1400 Comment
  UC35778  Microseris laciniata subsp. laciniata M. S. Baker and Frank Nutting 1894-6-8 Modoc near Egg Lake Comment
  CAS-BOT-BC49354  Microseris nutans Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16408 Modoc 3 mi. E of Thoms Creek bridge, near Cedar Pass campground. Comment
  CAS-BOT-BC49358  Microseris nutans Bruce Bartholomew; Barrett Anderson 1988-7-23 4580 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC49398  Microseris nutans Francis Dorris Payne 1932-6-22 573 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC197899  Microsteris gracilis F. Angwin 1946-4-13 s.n. Modoc 2 mi. NW of Adin. 1280 Comment
  CAS-BOT-BC197914  Microsteris gracilis Fred D. Douthitt 1916-5-17 29 Modoc Flournoy Swale. 1828 Comment
  HSC26516  Microsteris gracilis J. P. Smith, J. O. Sawyer 1972-5-6 5248 Modoc County Rd. 86, just E of Adin. 1098 Comment
  CDA41657  Mimulus breviflorus S. E. Schoenig 1998-7-5 98 -68 Modoc West of railroad tracks, 1 mile north of Sagehen Summit, 20 meters east of Highway 395. Comment
  JEPS127152  Mimulus breviflorus Lowell Ahart, John Dittes 2016-7-16 21239 Modoc 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. Comment
  JEPS127288  Mimulus breviflorus Lowell Ahart, John Dittes 2016-7-14 21183 -A Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  SEINET3365878 Image available Mimulus breweri Arthur Cronquist, Arthur H. Holmgren 1959-6-20 8520 Modoc Cedarville Pass; Warner Mountains between Cedarville and Alturas 1920 Comment
  UC1025085  Mimulus breweri Leo Whitney 1935-5-18 3087 Modoc ca. 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  JEPS4004  Mimulus breweri Frances D. Payne 1935-7-19 788 Modoc s and e Alturas (mouth of Dry Creek, tributary of Parker Creek); Warner Mountains Comment
  RSA535421  Mimulus cusickii David M. Thompson 1988-7-23 975 Modoc E side Warner Mountains, 3.7 miles S of Hwy 299 (at Cedarville) along Surprise Valley Road, then 1.5miles W along Granger Canyon Road. 1500 Comment
  HSC20751  Mimulus guttatus M. T. Milligan 1965-6-23 298 Modoc N end Jess Valley 1616 Comment
  HSC26578  Mimulus guttatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19484 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  RSA210887  Mimulus guttatus Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39094 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  UC445217  Mimulus guttatus Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell; 12 Mile Creek Comment
  UCR34706  Mimulus guttatus J. A. Harpel 1981-8-6 V 30 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC1602795  Mimulus guttatus Milo S. Baker 1893-7-2 Modoc Comment
  UC748138  Mimulus lewisii Annie M. Alexander and Louise Kellogg 1946-7-24 5064 Modoc at creek on trail to Emerson Camp (Bear Camp Flat); Warner Mountains Comment
  JEPS28993  Mimulus microphyllus Frances D. Payne 1931-6-12 154 Modoc w slope Warner Mountains; Parker Creek watershed 1584 Comment
  UC748171  Mimulus nanus var. nanus Annie M. Alexander and Louise Kellogg 1946-7-24 5075 Modoc Horse Mountain Warner Mountains Comment
  JEPS27953  Mimulus nasutus Frances D. Payne 1932-6-10 636 Modoc s and e Alturas (w slope of mountains); Warner Mountains, Parker Creek 1584 Comment
  UCR34779  Mimulus primuloides J. A. Harpel 1981-8-6 V- 7 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  HSC72414  Mimulus primuloides var. primuloides J. P. Smith, J. O. Sawyer 1973-8-9 7273 Modoc Blue Lake, Modoc National Forest 1829 Comment
  JEPS109822  Mimulus pygmaeus Dean W. Taylor 2006-5-24 19531 Modoc Service Gulch; unnamed seasonal drainage ca. 1.5 miles SE therefrom; Forest Road 42N03 ca. 1.5 miles W of County Road 91 1341 Comment
  SEINET3367733 Image available Mimulus rubellus Annie M. Alexander, Louise Kellogg 1946-7-24 5078 Modoc Bear Camp Flat, Warner Mountains. 2286 Comment
  JEPS86346  Mimulus tilingii Jack and Betty Guggolz 1988-7-4 976 Modoc West Branch of Bidwell Creek Comment
  JEPS27121  Minuartia nuttallii subsp. gregaria Lauramay T. Dempster 1961-6-20 1714 Modoc ridge just n junction of Dismal Creek Road with Fort Bidwell Road; Warner Mountains 2346 Comment
  UC748054  Minuartia nuttallii subsp. gregaria Annie M. Alexander and Louise Kellogg 1946-7-30 5093 Modoc Eagle Peak Warner Mountains (e slope near summit) Comment
  SFV18058  Monardella odoratissima J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  RSA17430  Monardella odoratissima subsp. glauca Elmer I. Applegate 1932-8-6 8217 Modoc Near summit of Yellow Mountain, near Lily Lake, Bidwell Pass, Warner Mountains. Comment
  CHSC67816  Monardella odoratissima subsp. odoratissima James D. Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument, summit and upper W-facing slope of Caldwell Minor near E edge of monument boundary. 1402 Comment
  RSA793423  Monardella odoratissima subsp. odoratissima J. D. Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument, summit and upper west-facing slope of Caldwell Minor near east edge of monument boundary. 1402 Comment
  CAS-BOT-BC179358  Monardella odoratissima subsp. pallida Belknap C. Goldsmith 1912-7-1 58 Modoc Little Hot Spring Valley. 1219 Comment
  CAS-BOT-BC179362  Monardella odoratissima subsp. pallida Leland S. Smith 1924-6-8 1387 Modoc Lavas W of Lava Ranger Station and Egg Lake. 1310 Comment
  CAS-BOT-BC95547  Monolepis nuttalliana Bruce Bartholomew 1991-6-22 5859 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  NY539897  Monolepis nuttalliana B. M. Bartholomew 1995-6-2 6935 Modoc 6.4 km east of Eagleville, south end of Surprise Valley 1380 Comment
  UC7432  Monolepis nuttalliana Mrs. R. M. Austin June, 1894 Modoc Willow Creek Valley Comment
  CAS-BOT-BC197481  Montia chamissoi Bruce Bartholomew 1991-7-4 5911 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC197525  Montia chamissoi Alice Eastwood; John Thomas Howell 1940-6-12 8076 Modoc Between Likely and Jess Valley. Comment
  UC71835  Montia chamissoi Mrs. M. H. Manning 1903-5-1 115 Modoc near Fort Bidwell (in north-eastern Modoc Count) Comment
  JEPS17722  Montia chamissoi Rimo Bacigalupi with G. T. Robbins 1955-7-19 5383 Modoc Modoc National Forest, Soup Spring Meadow, southern Warner Mountains Soup Spring Meadow; Warner Mountains, Modoc National Forest, Soup Spring Meadow 2072 Comment
  JEPS43253  Montia chamissoi Milo S. Baker 1893-7-1 Modoc 1371 Comment
  JEPS118264  Montia dichotoma Lowell Ahart, John Dittes 2011-6-22 17551 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CAS-BOT-BC197549  Montia linearis E. S. Willits 1940-5-17 266 Modoc Willow Ranch. Comment
  RSA59649  Montia linearis E. K. Balls 1950-5-12 14642 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake. 1738 Comment
  CAS-BOT-BC247561  Muhlenbergia richardsonis Alice Eastwood; John Thomas Howell 1940-6-14 8205 Modoc Near Kelly Hot Spring. Comment
  UC1560399  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-28 1288 Modoc Pine Creek e. of New Pine Creek, Oregon; n. Warner Mts., Pine Creek Comment
  UC1731496  Myosurus apetalus Dean Wm. Taylor with Glenn L. Clifton 1992-5-7 12530 Modoc just above western rim of Black Canyon (0.5 mi downstream of Duncan Reservoir, in creek draining the reservoir, Modoc Plateau); Modoc Plateau 1524 Comment
  RSA27960  Myriophyllum sibiricum C. L. Hitchcock 1940-5-28 6722 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  CAS-BOT-BC198011  Navarretia breweri Alice Eastwood; John Thomas Howell 1940-6-13 8133 Modoc W side of Fandango Pass. Comment
  POM301668  Navarretia breweri Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Warner Mountains Comment
  SEINET195715  Navarretia breweri Annie M. Alexander, Louise Kellogg 1946-7-7 4933 Modoc Eight Mile Creek, northeast corner of county 1753 Comment
  UC908366  Navarretia divaricata Louis C. Wheeler 1935-8-2 3747 Modoc Twelve-Mile Creek Warner Mts. 2286 Comment
  CAS-BOT-BC198006  Navarretia divaricata subsp. vividior Bruce Bartholomew 1991-7-4 5894 Modoc S end of Higgins Flat. 1370 Comment
  RSA165577  Navarretia divaricata subsp. vividior Clare B. Hardham 1961-6-19 7518 -A Modoc Warner Mountains: Lava fields; Willow Creek. Comment
  SEINET4673744  Navarretia divaricata subsp. vividior Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -064 Modoc Vicinity of mile marker 9.37 off of Hwy 299, near Roney Flat and Johnson Creek roads. 1428 Comment
  RSA767681  Navarretia intertexta L. Ahart, John Dittes 2010-8-30 17056 Modoc North side of a small wash, about 10-15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8 air miles northeast of Bieber, Big Valley. 1268 Comment
  SBBG30496  Navarretia intertexta D. Myrick 1968-6-20 1979 a Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  RSA601501  Navarretia intertexta L. C. Wheeler 1935-8-2 3746 Modoc Twelve Mile Creek. Warner Mountains. Mt. Diablo Mer. 2195 Comment
  CAS-BOT-BC197994  Navarretia intertexta subsp. intertexta Bruce Bartholomew 1990-8-3 5609 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC197982  Navarretia intertexta subsp. propinqua Bruce Bartholomew 1991-7-5 5938 Modoc Dry wash draining into North Willow Creek, between Crowder Flat and the Oregon border. 1620 Comment
  UC133669  Navarretia intertexta subsp. propinqua Milo S. Baker 1899-8-24 Modoc Forestdale Comment
  UCD37469  Navarretia intertexta subsp. propinqua Beecher Crampton 1960-6-17 5679 Modoc Modoc County, 2 miles north of Perez, Timber Mountain Fire Station. 1280 Comment
  UC1058211  Navarretia intertexta subsp. propinqua C. McMillan 1949-6-16 1532 Modoc s of Crowder Flat (n central Modoc County) Comment
  CAS-BOT-BC197960  Navarretia leucocephala subsp. minima Bruce Bartholomew 1990-6-18 5374 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  UC1058210  Navarretia leucocephala subsp. minima C. McMillan 1949-6-16 1536 Modoc 3 mi s Crowder Flat (35 mi n of Canby) Comment
  RSA148666  Navarretia sinistra Clare B. Hardham 1961-6-21 7900 Modoc Warner Mountains: Lakeview-Plush Road. 1829 Comment
  RSA76028  Nemophila breviflora Lincoln Constance 1938-6-12 2332 Modoc Edge of Thombs Creek at foot of Bonner Grade, Cedar Pass Road, 13.4 miles NE of Alturas, western foothills of the Warner Range 1524 Comment
  CAS-BOT-BC179298  Nemophila parviflora var. austiniae John Thomas Howell 1934-6-13 12054 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC179304  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-12 2333 Modoc Edge of Thoms Creek at foot of Bonner Grade, Cedar Pass Rd., 13.4 mi. NE of Alturas. 1524 Comment
  UC449918  Nemophila parviflora var. austiniae Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell , 12 Mile Creek (12 Mile Creek) Comment
  UC748435  Nemophila parviflora var. austiniae Annie M. Alexander and Louise Kellogg 1946-6-14 4745 Modoc Barber Creek Barber Creek (Patterson Mill Road) 1798 Comment
  POM175555B  Nemophila parviflora var. austiniae F. W. Peirson 1926-6-25 6896 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  CAS-BOT-BC179295  Nemophila pedunculata Alice Eastwood; John Thomas Howell 1940-6-13 8193 Modoc W side of Cedar Pass. 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
  UC65048  Nemophila pedunculata Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA271928  Nemophila pedunculata Christopher Davidson 1975-6-4 2625 Modoc 0.8 miles east of Upper Rush Creek Camp on dirt road off Highway 299 ca. 7 miles west of Adin. Seepage area to left of road. 1662 Comment
  CHSC118326  Nestotus stenophyllus L. P. Janeway 2016-5-17 12014 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  CAS-BOT-BC49365  Nothocalais alpestris Elmer Ivan Applegate 1936-5-11 10270 Modoc Juniper Butte, Lava Beds National Monument. Comment
  CHSC118080  Nothocalais troximoides L. P. Janeway 2016-5-17 12011 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
  HSC26500  Nothocalais troximoides J. P. Smith, J. O. Sawyer 1972-5-6 5252 Modoc County Rd. 86, just E of Adin. 1098 Comment
  CAS-BOT-BC191142  Nuphar lutea subsp. polysepala Louis Cutter Wheeler 1935-8-14 3846 Modoc Lily Lake, Warner Mts. 2072 Comment
  SEINET230068 Image available Nuphar lutea subsp. polysepala Leila M. Shultz, John S. Shultz 1985-1 8600 Modoc South fork of the Pit River, at crossing 14 mi N. of Likely 1372 Comment
  JEPS43991  Oenothera cespitosa subsp. crinita Mary H. Manning 1920-5-30 Modoc Likely Comment
  POM257273  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
  RSA600321  Oenothera flava Louis C. Wheeler 1935-9-22 4000 Modoc Warm Springs Valley: Pit River at Rattlesnake Butte. 1341 Comment
  CAS-BOT-BC190801  Oenothera flava subsp. flava Milo Samuel Baker 1893-7-20 s.n. Modoc Lava Beds. 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
  JEPS64298  Olsynium douglasii var. douglasii B. M. Payne 1930-4-19 344 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC49372  Onopordum acanthium subsp. acanthium Bruce Bartholomew; Barrett Anderson 1990-7-19 5395 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  JEPS26037  Onopordum acanthium subsp. acanthium T. C. Fuller 1959-7-8 2795 Modoc Alturas; S/4th St., E/East St. Comment
  JEPS5978  Oreostemma alpigenum var. andersonii Frances D. Payne 1929-7-26 Modoc Warner Peak Warner Mountains Comment
  CAS-BOT-BC190797  Orobanche corymbosa Elmer Ivan Applegate 1925-7-15 4415 A Modoc Doublehead Mountain, Clear Lake. Comment
  HSC29981  Orobanche uniflora D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19462 Modoc On hillside above the Rush Creek Campground ca. 8 mi. N of Adin. Comment
  SJSU8384  Orobanche uniflora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  CAS-BOT-BC248312  Orthocarpus cuspidatus B. Bartholomew; H. Sun 2002-6-24 8852 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CAS-BOT-BC232178  Orthocarpus cuspidatus subsp. copelandii Frank Warrington Peirson 1926-6-25 6871 Modoc Cedarville Pass. Comment
  CAS-BOT-BC232325  Orthocarpus cuspidatus subsp. copelandii Elmer Ivan Applegate 1932-7-31 7966 Modoc Mill Creek Meadows. Comment
  UC673450  Orthocarpus cuspidatus subsp. cryptanthus F. H. Frost 1925-7-25 Modoc Eagle Peak; Warner Mts., Eagle Peak Comment
  RSA504646  Orthocarpus hispidus Bruce Bartholomew, B. Anderson 1988-6-23 4238 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC15732  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1990-7-19 5420 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CHSC85409  Osmorhiza chilensis John Dittes; Josephine Guardino 1991-8-24 463 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  OBI81415  Osmorhiza obtusa L. Constance 1946-7-4 3104 Modoc Shaded creek-side, Deep Creek 3.4 miles below summit, Warner Mountains 1829 Comment
  JEPS5967  Osmorhiza occidentalis Frances D. Payne 1931-6-21 215 Modoc under cliffs on ridge sw Dry Creek (creek is a tributary of Parker Creek, s and e of Alturas); Warner Mountains Comment
  RSA646248  Osmorhiza occidentalis Marion P. Harthill 1972-6-17 s.n. Modoc Cedar Pass, Modoc National Forest 1921 Comment
  CAS-BOT-BC50304  Packera cana Louis Cutter Wheeler 1935-8-4 3778 Modoc Pine Creek, Modoc National Forest 2103 Comment
  CAS-BOT-BC50308  Packera cana Leland S. Smith 1919-6-5 1118 Modoc Deep Creek near station. 1584 Comment
  JEPS5947  Packera cana Frances D. Payne 1931-6-11 151 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC50271  Packera eurycephala var. eurycephala Helen Katherine Sharsmith 1955-6-25 4507 Modoc N slope of Jess Valley. 1584 Comment
  CAS-BOT-BC50314  Packera eurycephala var. eurycephala Alice Eastwood; John Thomas Howell 1940-6-12 8050 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC50318  Packera eurycephala var. eurycephala Roxana Stinchfield Ferris; R. Duthie 1919-6-14 56 Modoc Above Parker Creek. Comment
  CAS-BOT-BC190771  Paeonia brownii Bruce Bartholomew 1994-7-2 6815 Modoc E of Bald Mtn. on E side of the Warner Mountains. 2230 Comment
  UC1237946  Paeonia brownii John Weiler and A. P. Nelson May 26 1961-May 29 1961 61221 Modoc Cedar Pass Warner Mountains (steep slopes above hwy) Comment
  CAS-BOT-BC497211  Panicum Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8380 Modoc Warner Mts., Rte. 299, exactly 12.8 mi NE of Alturas 1554 Comment
  CHSC115593  Panicum capillare Lowell Ahart; John Dittes 2015-7-16 20392 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
  UCR67456  Panicum capillare George K. Helmkamp 1990-9-23 I- 24 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UCD148598  Pascopyrum smithii G. F. Hrusa; T. D. Wilfred 1996-7-21 13311 Modoc along Pit River at Modoc County Road 90 bridge. East base of Splawn Mountain. North end of Big Valley. Modoc Plateau. 1500 Comment
  CAS-BOT-BC95498  Paxistima myrsinites Bruce Bartholomew 1995-6-22 6976 Modoc Between Day and Lookout, 7.4 km W of Day on County Road 94 along Widdow Valley Creek. 1350 Comment
  NY1000968  Paxistima myrsinites M. S. Baker 06 1893 s.n. Modoc Comment
  UC748174  Pedicularis semibarbata Annie M. Alexander and Louise Kellogg 1946-7-17 5006 Modoc Benton Meadow; Warner Mountains 2072 Comment
  CAS-BOT-BC30193  Pellaea breweri Bruce Bartholomew 1992-8-8 6376 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  UCR34757  Penstemon davidsonii J. A. Harpel 1981-8-6 V 42 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC232349  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-5 8172 A Modoc Cedar Mountain, Warner Mountains Comment
  CHSC109496  Penstemon davidsonii var. davidsonii L. P. Janeway; B. Castro 2012-7-26 11009 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  UC748176  Penstemon davidsonii var. davidsonii Annie M. Alexander and Louise Kellogg 1946-7-1 4890 Modoc Bidwell Creek road, 1/2 mi E of summit Warner Mountains Comment
  CAS-BOT-BC232328  Penstemon deustus var. pedicellatus Francis Dorris Payne 1932-6-10 532 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC232373  Penstemon deustus var. pedicellatus Roxana Stinchfield Ferris; R. Duthie 1919-6-13 100 Modoc Above Parker Creek, Warner Mountains Comment
  CAS-BOT-BC232334  Penstemon deustus var. pedicellatus C. C. (Mrs.) Bruce 1899-1-1 2206 Modoc Mt. Comment
  CAS-BOT-BC245533  Penstemon gracilentus Frederick H. Frost 1925-7-25 156 Modoc Eagle Peak, Warner Mountains Comment
  UC748183  Penstemon gracilentus Annie M. Alexander and Louise Kellogg 1946-7-24 5079 Modoc Bear Camp Flat Warner Mountains, Bear Camp Flat 2286 Comment
  UCR80228  Penstemon gracilentus L. C. Wheeler 1935-8-8 3812 Modoc Warner Mtns., North Fork Bidwell Creek 2287 Comment
  NY604219  Penstemon janishiae N. H. Holmgren 1978-6-8 8883 Modoc Crowder Flat road, 0.5 km (0.3 mile) from junction with California Highway 299 which is 5.6 km (3.5 miles) west of U.S. Highway 395 (Alturas) 1340 Comment
  CAS-BOT-BC245513  Penstemon laetus var. sagittatus John Thomas Howell 1934-6-30 12269 Modoc Duncan Horse Camp. Comment
  JEPS126555  Penstemon roezlii Lowell Ahart, John Dittes 2016-6-6 20944 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
  NY650109  Penstemon roezlii B. Anderson 1986-7-10 3203 Modoc Warner Mountains. West Warner Road just south of the North Fork of Fitzhugh Creek. 1980 Comment
  NY650125  Penstemon roezlii R. M. Austin 06 1894 6438 Modoc Willow Creek Valley Comment
  NY650135  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 miles north of Alturas (near Surprise) 1402.1 Comment
  POM203064B  Penstemon roezlii J. T. Howell 1934-6-30 12269 Modoc Duncan Horse Camp. Comment
  SEINET211449  Penstemon roezlii J. L. Reveal 1971-6-22 2459 Modoc Along US Hwy 395 at Davis Creek 1454 Comment
  SFV17481  Penstemon roezlii P. Wilson 1998-7-20 3539 Modoc About 1 mile north of Cedar Pass off Highway 299. 1900 Comment
  SFV3436  Penstemon roezlii I. L. Wiggins, D. B. Wiggins 1961-6-12 16369 Modoc Warner Mountains Gentle, grassy slope at junction of Cedar Pass Road with California Highway 299. 5.5 miles north of Alturas. 1370 Comment
  NY650138  Penstemon roezlii A. A. Heller 1941-6-25 16200 Modoc On the elevated sagebrush plain west of the ascent to Cedar Pass Comment
  SEINET183710  Penstemon roezlii L. Constance 1938-6-12 2335 Modoc Near foot of Banner Grade Cedar Pass rd 12.8 mi NE of Alturas W foothills of Warner Range 1463 Comment
  SEINET5329597 Image available Penstemon roezlii M. J. Williams 1962-7-8 s.n. Modoc Cedar Pass Comment
  SEINET5329598 Image available Penstemon roezlii M. J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mtns. Stowe Reservoir area, W of Soldier Creek Road 2103 Comment
  UC27501  Penstemon roezlii Milo S. Baker 1893-6 Modoc adobe soil Comment
  OBI26238  Penstemon rostriflorus William Baker 1973-7-6 s.n. Modoc 3/4 mi above Barney Lake Comment
  CAS-BOT-BC245487  Penstemon rydbergii var. oreocharis M. Vasey 1990-6-30 9029 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  NY650945  Penstemon rydbergii var. oreocharis A. J. Cronquist 1959-6-19 8511 Modoc Near the shore of Clear Lake; Warner Mountains, 15 miles east of Likely. 1828.8 Comment
  SEINET8512821 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, P. K. Holmgren 2014-6-13 16550 Modoc Warner Mountains, Plum Valley Road 5.1 km (3.2 miles) road distance southeast US HWY 395 (in the small town of Davis Creek) 1708 Comment
  UC565590  Penstemon rydbergii var. oreocharis F. H. Frost 1925-7-24 135 Modoc Jess Valley Warner Mountains, Jess Valley (s Modoc County) Comment
  CAS-BOT-BC245546  Penstemon speciosus Mrs. H. C. Cantelow 1940-6-1 4470 Modoc 12.5 mi. E of Alturas, road to Warner Mts. Comment
  CAS-BOT-BC245554  Penstemon speciosus Bruce Bartholomew 1990-6-18 5362 Modoc S side of Goose Lake, ca. 5 km SSE of McGinty Point. 1400 Comment
  CAS-BOT-BC245561  Penstemon speciosus Christopher Davidson 1975-6-4 2613 Modoc 1/4 mi W of Cedarville on Hwy 299. 1463 Comment
  UC1063194  Penstemon speciosus R. C. Wilson 1933-6-10 43 Modoc Pothole Gulch Modoc National Forest, Canby Quad. 1310 Comment
  CAS-BOT-BC214733  Peraphyllum ramosissimum James Vale; Keith Wagnon; Walter Knight; Irja Knight 1981-5-21 4123 Modoc Devil's Garden on Crowder Flat Road, near Alturas. 1706 Comment
  JEPS126021  Peraphyllum ramosissimum C. S. Campbell 2008-5-23 08 -029 Modoc Hwy 299, about 6 miles east of Alturas Comment
  SEINET12121694  Perideridia bolanderi M. J. Williams 1984-1 84- 86 -1 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road 1341 Comment
  CAS-BOT-BC15705  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1984-7-1 84- 86 -1 Modoc 3.1 mi. N of Hwy 299 on Crowder Flat Road. 1341 Comment
  CAS-BOT-BC15707  Perideridia bolanderi subsp. bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4255 Modoc 4.2 km NW of Day. 1020 Comment
  RSA210845  Perideridia bolanderi subsp. bolanderi R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39063 Modoc SW shore of Goose Lake N of McGinty Point 1448 Comment
  SEINET194803  Perideridia lemmonii A. A. Heller 1941-6-25 16208 Modoc South of Big Sage Reservoir NW of Alturas. Comment
  CAS-BOT-BC15715  Perideridia oregana Annie Montague Alexander; L. Kellogg 1946-7-10 4951 Modoc N of Lake Annie. Comment
  CAS-BOT-BC15717  Perideridia oregana Leland S. Smith 1922-6-5 1248 Modoc Stone Coal Valley. 1310 Comment
  UC71871  Perideridia oregana Mrs. M. H. Manning May 1903 102 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CHSC109677  Persicaria amphibia Lowell Ahart; John Dittes 2012-7-10 18327 Modoc On the drying north side of the drainage, east of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS127289  Persicaria lapathifolia Lowell Ahart, John Dittes 2016-7-14 21189 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  UC748109  Phacelia Annie M. Alexander and Louise Kellogg 1946-6-12 4735 Modoc e side Fandango Pass rd 1676 Comment
  CAS-BOT-BC179266  Phacelia hastata subsp. hastata Lawrence Ray Heckard 1952-6-19 316 Modoc Ca. 7 mi. N of Alturas along Hwy 395. 1341 Comment
  CAS-BOT-BC180015  Phacelia heterophylla subsp. virgata Lincoln Constance 1946-7-4 3101 Modoc Above Thom's Creek, 17 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC180018  Phacelia heterophylla subsp. virgata Francis Dorris Payne 18 Modoc Parker Creek. 1584 Comment
  UC735105  Phacelia heterophylla subsp. virgata Lincoln Constance 1946-7-4 3101 Modoc above Thom's Creek (17 mi ne of Alturas); Warner Mountains 1676 Comment
  UC1228323  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-19 310 Modoc about 7 mi ne Alturas (on road to Cedarville) 1371 Comment
  JEPS2124  Phacelia humilis L. S. Smith 1918-7-11 984 Modoc Mill Creek Meadows Modoc <National> Forest 2087 Comment
  UCD120531  Phacelia humilis B. L. Kay 1958-6-1 s.n. Modoc 2 miles northeast of Likely. Comment
  CAS-BOT-BC179977  Phacelia humilis var. humilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16406 Modoc Cedar Pass Campground, 3 mi. E of Thoms Creek Bridge. Comment
  CAS-BOT-BC179985  Phacelia humilis var. humilis Bruce Bartholomew; Barrett Anderson 1989-6-2 4839 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC179988  Phacelia humilis var. humilis Annie Montague Alexander; L. Kellogg 1946-6-5 4660 Modoc Emerson Creek, S of Eagleville. 1783 Comment
  CAS-BOT-BC179991  Phacelia humilis var. humilis John Thomas Howell 1934-6-13 12062 Modoc Fandango Pass. 1828 Comment
  UCD120535  Phacelia humilis var. humilis Herbert L. Mason 1948-7-18 13620 Modoc Cedar Pass, Warner Mountains. Comment
  RSA152451  Phacelia humilis var. humilis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16416 Modoc Near summit of Cedar Pass, between Alturas and Cedarville. 1936 Comment
  CAS-BOT-BC179948  Phacelia linearis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16501 Modoc Junction of gravel road to Tieneste & Glass Mt. with Hwy 139, 28 mi. W of Canby. Comment
  CAS-BOT-BC179950  Phacelia linearis John Thomas Howell 1934-6-13 12081 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC179963  Phacelia linearis John H. Hatton 1911-6-22 147 Modoc Near Huffman Ranch. 1615 Comment
  RSA428039  Phacelia linearis Christopher Davidson 1973-5-24 2109 b Modoc South of Alturas along Highway 395 near Likely. 1311 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
  HSC65661  Phacelia mutabilis J. P. Smith, J. O. Sawyer 1973-8-8 7242 Modoc S slopes of Eagle Peak 2561 Comment
  UC24413  Phacelia mutabilis Milo S. Baker 1893-6-20 Modoc Fruitdale Big Valley Mts. 1524 Comment
  CAS-BOT-BC179929  Phacelia ramosissima var. eremophila John Thomas Howell 1934-6-13 12071 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC179931  Phacelia ramosissima var. eremophila Bruce Bartholomew; Barrett Anderson 1990-7-20 5486 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  RSA531328  Phacelia ramosissima var. eremophila Bruce Bartholomew, B. Anderson 1990-7-20 5486 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains west side of Warner Mountains. 2130 Comment
  HSC81053  Phacelia sericea G. M. Riegel 1980-9-4 1150 Modoc South Warner Mtns. Comment
  NY1056749  Phacelia tetramera E. Palmer 1995-6-2 6936 Modoc 6.4 km east of Eagleville, south end of Surprise Valley 1380 Comment
  CAS-BOT-BC179911  Phacelia thermalis Barrett Anderson 1986-7-9 3149 Modoc Crowder Flat Rd, 3.2 km off Hwy 299. 1510 Comment
  UC748324  Phacelia thermalis Annie M. Alexander and Louise Kellogg 1946-6-10 4712 Modoc on shore Snake Lake (dry) Comment
  CAS-BOT-BC247554  Phalaris angusta Bruce Bartholomew; Barrett Anderson 1990-7-20 5470 Modoc 5 km N of Buck Creek Ranger Station, W W side of Warner Mts. 1900 Comment
  CHSC27609  Phleum alpinum Robert A. Schlising 1978-7-29 3322 Modoc Warner Mountains, Pine Creek Basin, S Warner Wilderness. Meadow at streamside. 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
  JEPS74045  Phleum pratense Frances D. Payne 1932-7-18 700 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UCD89630  Phleum pratense Herbert L. Mason; Verne Grant 1947-7-10 13358 Modoc Irrigation ditch on pasture land 1/4 mile west of Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC197953  Phlox diffusa E. S. Willits 1940-4-16 175 Modoc Sugar Hill. Comment
  HSC81027  Phlox diffusa G. M. Riegel 1978-6-26 28 Modoc S Warner Mtns. 1739 Comment
  POM129406  Phlox diffusa subsp. subcarinata M. French Gilman 590 Modoc Modoc Co. Mts. 1677 Comment
  CAS-BOT-BC197925  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; R. Duthie 1919-6-14 66 Modoc Above Parker Creek, Modoc National Forest boundary. Comment
  CAS-BOT-BC197928  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1988-5-12 4128 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  CAS-BOT-BC197934  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1989-4-27 4639 Modoc Ryan Canyon, 6.0 km NW of Adin on road to Dutch Flat. 1370 Comment
  CAS-BOT-BC197942  Phlox douglasii subsp. rigida M. M. Hanna 1956-6-3 939 Modoc Highway between Alturas and Cedarville. Comment
  RSA0009310  Phlox douglasii subsp. rigida Mrs. R. M. Austin 536 Modoc Goose Lake Valley. Comment
  HSC17165  Phlox hoodii M. T. Milligan 1966-5-14 615 Modoc Plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC197884  Phlox hoodii subsp. canescens Bruce Bartholomew 1993-6-14 6659 Modoc 8.7 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC197892  Phlox hoodii subsp. canescens Barrett Anderson 1986-7-10 3193 Modoc West Warner Rd N of the North Fork of Pine Creek. 1965 Comment
  HSC75911  Phlox rigida D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19407 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC197876  Phlox stansburyi M. M. Hanna 1956-6-4 952 Modoc Turn off, Alturas to Cedarville. Comment
  CHSC118078  Phlox stansburyi var. brevifolia L. P. Janeway 2016-5-17 12037 Modoc Modoc Plateau. Devils Garden area; along road 45N06 1.6 road-km northeast of Logan Slough crossing; about 3.4 air-km north of Big Sage Reservoir. 1494 Comment
  CAS-BOT-BC58312  Phoenicaulis cheiranthoides John Thomas Howell 1934-6-13 12104 Modoc North Fk. of Barber Creek. 1828 Comment
  JEPS96525  Phoenicaulis cheiranthoides Dean W. Taylor 1992-5-8 12559 Modoc Warner Mountains, Mt. Bidwell, ca. 0.5 miles E of Moonlite Mines 2432 Comment
  POM260187  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA520467  Phoenicaulis cheiranthoides K. Paulson, R. Paulson 1989-5-8 106 Modoc Howard s Gulch. Along Hwy 139. 1372 Comment
  UC1093649  Phoenicaulis cheiranthoides Herbert L. Mason 1957-7-6 14720 Modoc Mill Creek; Warner Mountains, Mill Creek Comment
  UC856738  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 mi ne of Alturas 1615 Comment
  UC1078863  Phoradendron densum Job Kuijt 1957-5-23 1372 Modoc 14 mi. e. Adin (Hwy. 299) 1463 Comment
  UC1078880  Phoradendron juniperinum R. Alava 1957-7-5 1398 Modoc Warner Mts., Cedar Pass, Campgrounds Comment
  CAS-BOT-BC73412  Pinus albicaulis Elmer I. Applegate 1932-7-31 7991 Modoc Mill Creek Meadows, west slope of Warner Mountains. 2438 Comment
  RSA6893  Pinus albicaulis Elmer I. Applegate 1932-7-9 7587 Modoc Near summit of Bidwell Mountain, Warner Range. Comment
  UCSB31430  Pinus albicaulis Haller, John 1978-7-19 Modoc Summit ridge of Warner Mountains, 1 km. north of the Likely-Eagleville Road 2377 Comment
  CAS-BOT-BC30200  Pinus contorta subsp. murrayana Bruce Bartholomew 1990-8-5 5686 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2400 Comment
  CAS-BOT-BC73242  Pinus contorta subsp. murrayana Elmer I. Applegate 1932-7-7 8221 Modoc Summit of Yellow Mountain, near Lily Lake, Bidwell Pass, Warner Mts. 2438 Comment
  HSC46343  Pinus contorta var. murrayana J. P. Smith, J. O. Sawyer 1973-8-8 7251 Modoc 1.5 mi. N of Patterson Guard Station on Summit Trail, S Warner Wilderness 2439 Comment
  RSA749197  Pinus contorta var. murrayana A. Townesmith, K. M. Meyer 2007-9-16 215 Modoc Modoc National Forest, 8.5 mi. on Hwy 23 which turns into 31, south of Cedarville, CA. Pine 2218 Comment
  HSC80918  Pinus monticola G. M. Riegel 1979-9-1 726 Modoc S Warner Mtns. 1670 Comment
  SEINET191397  Pinus monticola M. Ownbey, FG Meyer 1940-7-1 2153 Modoc Near summit of Clear Peak Warner Mountains Comment
  UC1612279  Pinus monticola Mrs. M. H. Manning 1905-1-1 Modoc Comment
  CAS-BOT-BC79037  Pinus ponderosa Frances D. Payne 1932-7-3 676 Modoc Parker Creek 1584 Comment
  UC711836  Pinus ponderosa Roxana S. Ferris and Laura Lorraine 1941-8-13 10546 Modoc Patterson Ranger Station Warner Mts, Modoc national Forest, Patterson Ranger Station 2164 Comment
  UC117020  Piperia unalascensis Mrs. R. M. Austin Aug 1894 129 Modoc Lassen Creek Comment
  CAS-BOT-BC58786  Plagiobothrys bracteatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5410 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 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
  UC1191841  Plagiobothrys cusickii Verne Grant and Irving Schneider 1947-7-18 8039 Modoc Eastside Canal s Alturas (5 mi n of Bayley's bridge); Eastside Canal Comment
  UC1191845  Plagiobothrys cusickii Herbert L. Mason and Verne Grant 1947-7-12 13419 Modoc s of Alturas (along railroad track); Pit River Valley Comment
  SEINET10781225  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 Ahart 17540 Modoc T39N, R8E, northeast 1/4 Section 30. Normal size plants, on dry bare soil, on the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1265 Comment
  JEPS25292  Plagiobothrys hispidulus Frances D. Payne 1929-7-5 40 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA0118718  Plagiobothrys leptocladus L. P. Janeway, B. Castro 2014-6-3 11321 Modoc Great Basin. Big Mud Lake, near the northwest edge. 1637 Comment
  UC726225  Plagiobothrys leptocladus A. A. Heller 1941-6-26 16217 Modoc in a roadside depression 3 mi e Canby Comment
  RSA152443  Plagiobothrys salsus I. L. Wiggins, Dorothy Wiggins 1961-6-12 16446 Modoc Lane on Phipp s Ranch, about 14 miles N of Cedarville, Suprise Valley. Comment
  SEINET3084127 Image available Plagiobothrys salsus Arnold Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8797 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. Comment
  CAS-BOT-BC58745  Plagiobothrys scouleri Bruce Bartholomew; Barrett Anderson 1988-5-12 4098 Modoc White Horse. 1340 Comment
  CAS-BOT-BC58750  Plagiobothrys scouleri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16513 Modoc 13 mi. W of Canby, along Hwy 139. Comment
  POM260097  Plagiobothrys scouleri var. hispidulus C. L. Hitchcock 1940-5-27 6686 Modoc 15 miles northeast of Alturas. 1616 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
  UC450164  Plagiobothrys tener var. tener Franklin P. Nutting Modoc Taylor Creek , Taylor Creek (Forestdale) Comment
  RSA210876  Plantago major Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39121 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  POM107764  Platanthera leucostachys Mrs. R. M. Austin 488 Modoc Davis Creek. Comment
  CAS-BOT-BC242211  Platanthera stricta Bruce Bartholomew; Barrett Anderson 1988-6-24 4342 Modoc Field redacted by CAS, contact the data manager for more information 2130 Comment
  CAS-BOT-BC136653  Platanthera stricta Elmer I. Applegate 1932-7-7 8230 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC242206  Platanthera stricta K. Paulson; Robert Paulson 1989-7-14 184 Modoc Field redacted by CAS, contact the data manager for more information 1987 Comment
  CAS-BOT-BC245392  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-4-29 4706 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  CAS-BOT-BC245399  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1988-5-14 4203 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC245404  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-6-3 4887 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  HSC21688  Plectritis macrocera M. T. Milligan 1965-7-1 406 Modoc Plateau W of Jess Valley. 1829 Comment
  UCSB16506  Plectritis macrocera 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
  RSA152450  Plectritis macrocera subsp. grayi I. L. Wiggins, Dorothy Wiggins 1961-6-12 16420 Modoc Near summit of Cedar Pass, between Alturas and Cedarville. 1951 Comment
  UC1025051  Poa annua Leo Whitney 1935-8-3 3594 Modoc Buck Creek Comment
  CHSC85106  Poa cusickii subsp. epilis John Dittes; Josephine Guardino 1991-7-21 436 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
  HSC10754  Poa pratensis M. T. Milligan 1965-6-23 284 Modoc N end Jess Valley 1616 Comment
  HSC10760  Poa pratensis M. T. Milligan 1965-6-26 346 Modoc E slope of eroded volcanic plateau. 1677 Comment
  CAS-BOT-BC247612  Poa pratensis subsp. pratensis Roxana Stinchfield Ferris; R. Duthie 1919-6-13 50 Modoc Parker Creek near Modoc National Forest boundary. Comment
  RSA534590  Poa secunda Bruce Bartholomew, B. Anderson 1989-6-2 4803 Modoc 6.4 km E of Fort Bidwell on road to Free Reservoir, NE corner of Surprise Valley. 1460 Comment
  RSA534591  Poa secunda Bruce Bartholomew, B. Anderson 1989-4-28 4658 Modoc 9 km N of State Highway 299 and ca 1.5 km SE Raker & Thomas Reservoir. 1500 Comment
  RSA602386  Poa secunda L. C. Wheeler 1935-8-2 3742 Modoc Dismal Swamp, Twenty Mile Creek; Warner Mountains 2226 Comment
  UC1037155  Poa secunda subsp. juncifolia Leo Whitney 1935-7-7 3396 Modoc 4 mi nw Canby (Howard Gulch) Comment
  UCD92168  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-8 2190 Modoc 3 miles W of Alturas, along US Hwy 299. Comment
  CAS-BOT-BC247607  Poa secunda subsp. secunda John Thomas Howell 1934-7-1 12342 Modoc Duncan Horse Camp. 1355 Comment
  CHSC118081  Poa secunda subsp. secunda L. P. Janeway 2016-5-16 12002 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Apple-gate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  JEPS74053  Poa secunda subsp. secunda Frances D. Payne 1932-6-27 621 Modoc s and e Alturas (Parker Creek, Parker Meadow); Warner Mts 1584 Comment
  UC1024719  Poa secunda subsp. secunda Leo Whitney 1935-5-18 3083 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc Nat'l Forest 1463 Comment
  UC1024878  Poa secunda subsp. secunda Leo Whitney 1935-5-29 3146 Modoc ca 18 mi wnw Canby (Hole-in-the-rock, U.S.B.E. Plot) Comment
  UC1024931  Poa secunda subsp. secunda Leo Whitney 1935-6-29 3346 Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc Nat'l Forest 1463 Comment
  UC790977  Poa secunda subsp. secunda A. A. Beetle 1941-6-29 2827 Modoc near summit Cedarville Pass 2118 Comment
  UCD92095  Poa secunda subsp. secunda L. Whitney 1935-5-26 3156 b Modoc Ash Creek, 10 miles E of Adin. Comment
  CAS-BOT-BC179347  Pogogyne floribunda James D. Jokerst 1990-7-31 3204 Modoc Ca. 2 mi. SE of Doublehead Mountain. 1371 Comment
  CAS-BOT-BC179355  Pogogyne floribunda James D. Jokerst 1987-6-23 2932 Modoc W of Dirt Road ca. 1.3 mi. SE of Doublehead Lake and 2/3 mi. NW of Lone Pine Lake. Comment
  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
  CAS-BOT-BC95163  Polanisia dodecandra subsp. trachysperma Leland S. Smith 1918-9-29 1057 Modoc Granger Canyon, Suprise Valley. 1676 Comment
  CAS-BOT-BC497330  Polanisia dodecandra var. trachysperma G. Schoolcraft 1999-7-13 2863 Modoc Lower slopes of Warner Mtns, 3 mi N of Eagleville 1463 Comment
  UC1332126  Polemonium micranthum Alice Eastwood, John Thomas Howell 1940-6-12 8057 Modoc between Likely and Jess Valley; between Likely and Jess Valley Comment
  UC71716  Polemonium micranthum Mrs. M. H. Manning 1903-4-12 69 Modoc near Fort Bidwell (north-eastern Modoc County); near Fort Bidwell Comment
  UC176043  Polemonium micranthum B. C. Goldsmith 1912-5-1 Modoc Alturas 1371 Comment
  UCR34704  Polemonium pulcherrimum J. A. Harpel 1981-8-6 V 26 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC58323  Polyctenium fremontii var. fremontii Alice Eastwood; John Thomas Howell 1940-6-15 8275 Modoc Near Perez. Comment
  RSA0114934  Polygonum Lowell Ahart, John Dittes 2013-7-24 18911 Modoc On the south side of a levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  UC6756  Polygonum amphibium var. emersum Milo S. Baker 1893-6 Modoc Egg Lake Comment
  RSA601449  Polygonum amphibium var. stipulaceum Louis C. Wheeler 1935-8-14 3845 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  CAS-BOT-BC218106  Polygonum aviculare John H. Hatton 1911-6-14 86 Modoc unspecified Comment
  UCD99952  Polygonum aviculare subsp. depressum R. C. Bacigalupi; S. Galen Smith 1957-6-28 5984 Modoc Along Highway 299, 4.2 miles west of junction with Highway 395 at Alturas. Comment
  UC748282  Polygonum bistortoides Annie M. Alexander and Louise Kellogg 1946-7-18 5022 Modoc Benton Meadow Warner Mountains 2072 Comment
  RSA628303  Polygonum buxiforme Louis C. Wheeler 1973-8-23 s.n. Modoc Alturas. Comment
  CAS-BOT-BC218129  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4781 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  CAS-BOT-BC218131  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1988-6-25 4398 Modoc Ryan Canyon, N of Adin. 1390 Comment
  CHSC112815  Polygonum douglasii Lowell Ahart; John Dittes 2013-7-25 18964 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
  RSA516810  Polygonum douglasii Bruce Bartholomew 1988-6-25 4398 Modoc Ryan Canyon, N of Adin, Juniper shrub savanna. 1390 Comment
  UC167997  Polygonum douglasii subsp. austiniae Mrs. Austin 1885-6-7 Modoc Sage Brush Plains Comment
  CAS-BOT-BC26627  Polygonum esotericum Louis C. Wheeler 1935-8-25 3918 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  UC1101142  Polygonum lapathifolium Herbert L. Mason 1947-8-8 13466 Modoc nw Alturas (sw margin of reservoir); Big Sage Reservoir Comment
  CDA2776  Polygonum persicaria T. C. Fuller 1958-7-8 1958 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC218163  Polygonum polygaloides Bruce Bartholomew; Barrett Anderson 1990-7-20 5520 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  RSA518941  Polygonum polygaloides Bruce Bartholomew, B. Anderson 1988-6-23 4244 Modoc 4.2 kim NW of Day. 1020 Comment
  CAS-BOT-BC218170  Polygonum polygaloides subsp. confertiflorum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16514 Modoc 13 mi. E of Canby, along Calif. St. Highway 139. Comment
  CHSC67585  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3210 Modoc Hwy. 139 NW of Canby, ca. 300 m N of the road at the edge of a large dry lake, within the dry-down zone adjacent to a concrete overflow structure. Comment
  JEPS98242  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-18 1403 Modoc 12 mi NW of Canby (along Hwy 139) 1490 Comment
Read comments
Sep 13 2017
  UC1971321  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 Modoc DEVILS GARDEN: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  OBI70749  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 s.n. Modoc Devils Garden: Ca. 1/4 mi SW of Big Sage Reservoir. T43N R12E sec 18 Comment
  CAS-BOT-BC218177  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8228 Modoc 8 mi. NW of Canby. Comment
  CHSC67589  Polygonum polygaloides subsp. esotericum James D. Jokerst 1987-7-17 2953 Modoc Hwy. 139 NW of Canby, 300 m N of the highway at the SE edge of a large dry lake on a dry barren mudflat near the concrete overflow weir. Comment
  RSA602681  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-16 3867 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UCD77940  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1419 Modoc Ca. 8 mi nw of Canby, on n side of Hwy 139, 0.75 mi w of Forest Service Rd 46N10. 1511 Comment
  CAS-BOT-BC218185  Polygonum polygaloides subsp. kelloggii Alice Eastwood; John Thomas Howell 1940-6-14 8228 A Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC218188  Polygonum polygaloides subsp. kelloggii Arnold Tiehm 1984-7-30 8829 Modoc 8.9 road mi. NE of Ft. Bidwell on main road to Adel, just past the road summit. 1615 Comment
  CAS-BOT-BC218191  Polygonum polygaloides subsp. kelloggii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16464 Modoc 3 mi. W of summit of Fandango Pass. Comment
  JEPS19798  Polygonum polygaloides subsp. kelloggii Rimo Bacigalupi with S. Galen Smith 1957-8-27 5983 -A Modoc along State Hwy 139 about 9 mi nw Canby 1584 Comment
  RSA601505  Polygonum ramosissimum Louis C. Wheeler 1935-8-6 3801 Modoc 1/2 mile S Pine Creek. 1509 Comment
  UC1075752  Polygonum sawatchense subsp. sawatchense Robert J. Weatherby 1955-7-7 1608 Modoc 7 mi n Ft. Bidwell 1874 Comment
  CAS-BOT-BC218145  Polygonum spergulariiforme F. Angwin 1945-10-7 s.n. Modoc Adin. 1371 Comment
  CAS-BOT-BC218148  Polygonum spergulariiforme Louis Cutter Wheeler 1935-8-26 3922 Modoc Mud Lake, Devil's Garden. 1524 Comment
  CAS-BOT-BC218150  Polygonum spergulariiforme Bruce Bartholomew 1989-7-14 4923 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  HSC41123  Polygonum spergulariiforme Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3247 Modoc Modoc National Forest; along Hwy. 299 just NW of Andin Pass 1524 Comment
  SJSU8858  Polygonum spergulariiforme J. W. Tilden 1958-6-26 1268 Modoc W side Cedar Pass near rd between Alturas & Cedarville 1828 Comment
  UC71755  Populus tremuloides Mrs. M. H. Manning 1903-4 72 Modoc near Fort Bidwell (ne Modoc County); near Fort Bidwell Comment
  HSC80720  Populus tremuloides G. M. Riegel 1979-9-1 746 Modoc 2100 Comment
  SEINET11984746  Populus trichocarpa E. K. Balls 1950-1 14610 Modoc W of Middle Lake, between Eagleville and Cedarville 1433 Comment
  CAS-BOT-BC497206  Porterella carnosula Louis C. Wheeler 1935-8-3 3756 Modoc Warner Mountains: Rock Lake, Pine Creek 1920 Comment
  HSC93988  Porterella carnosula L. C. Wheeler 1935-8-3 3756 Modoc Warner Mountains, Rock Lake, Pine Creek. 1921 Comment
  JEPS77520  Porterella carnosula L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4888 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen County line); Warner Mts. 2011 Comment
  CAS-BOT-BC242248  Potamogeton epihydrus Louis Cutter Wheeler 1935-9-12 3976 Modoc Fletcher Creek, Devil's Garden. 1524 Comment
  CAS-BOT-BC242250  Potamogeton epihydrus Verne Grant; I. Schneider 1947-7-21 8127 Modoc North Fork of Pit River by bridge on Hwy 395, N of Alturas. Comment
  RSA577887  Potamogeton epihydrus L. C. Wheeler 1935-10-6 4023 Modoc Lily Lake, Pine Creek. (Mt. Diablo Mer.) 2073 Comment
  UCD149955  Potamogeton epihydrus Harry George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  SEINET3892674  Potamogeton filiformis Herbert L. Mason 1955-8-14 14648 Modoc South end of Goose Lake.; 0 Comment
  CAS-BOT-BC242245  Potamogeton foliosus Bruce Bartholomew 1995-9-4 7204 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  UCD138281  Potamogeton gramineus Calvin McMillan; Malcolm A. Nobs 1949-6-16 788 Modoc Dry Valley Reservoir, 33 miles NNW of Alturas. Comment
  POM313026  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  SEINET5335352  Potamogeton natans M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  CAS-BOT-BC242229  Potamogeton nodosus Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River at Lookout. Comment
  CAS-BOT-BC242231  Potamogeton nodosus Bruce Bartholomew 1994-5-29 6732 Modoc Curtis Water Hole, NW of Egg Lake. 1280 Comment
  UC1099835  Potamogeton pectinatus Herbert L. Mason 1947-8-16 13564 Modoc Stronghold, Northern Modoc County Stronghold Comment
  RSA252494  Potamogeton richardsonii Robert F. Thorne, C. W. Tilforth 1969-9-5 39179 Modoc In rapidly flowing South Fork of Pit River at bridge 3.8 miles east of Likely. 1387 Comment
  UC1100100  Potamogeton richardsonii Verne Grant, Irving Schneider 1947-7-18 8053 Modoc 1.4 mi n of Bayley's Bridge (s of Alturas) Comment
  UC1100101  Potamogeton richardsonii Herbert L. Mason 1947-8-13 13530 Modoc n of Canby (ne side of F Reservoir) Comment
  UC1051443  Potamogeton striatus Herbert L. Mason 1955-8-14 14648 Modoc s. end Goose Lake Comment
  UC441353  Potamogeton striatus Milo S. Baker 1899-8-24 Modoc Pit R. at Lookout Comment
  CHSC115542  Potentilla biennis Lowell Ahart; John Dittes 2015-7-17 20403 Modoc About 100 yards north of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of Country Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. 1279 Comment
  NY831696  Potentilla biennis R. M. Austin 06 1894 s.n. Modoc Willow Creek Valley Comment
  RSA85818  Potentilla biennis F. W. Peirson 1926-6-25 6881 Modoc Small side canyon 1 mile east of summit of Warner Mountains, on Cedarville Road Comment
  CAS-BOT-BC214746  Potentilla breweri Elmer Ivan Applegate 1932-8-1 8025 Modoc High summit of Warner Mountains just S of Warren Peak. Comment
  NY831738  Potentilla breweri var. breweri B. M. Bartholomew 1988-7-22 4543 Modoc Benton Meadow, Warner Mountains 2180 Comment
  RSA612793  Potentilla bruceae Louis C. Wheeler 1935-8-1 3734 -B Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  UC748060  Potentilla drummondii subsp. bruceae Annie M. Alexander and Louise Kellogg 1946-6-30 4872 Modoc Highgrade, w side of ridge n end of Warner Mountains 2377 Comment
  RSA520455  Potentilla fruticosa K. Paulson 1990-7-2 212 Modoc Dismal Swamp, Warner Mts. 2195 Comment
  UC748056  Potentilla fruticosa Annie M. Alexander and Louise Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail Warner Mtns Comment
  CAS-BOT-BC214774  Potentilla gracilis Bruce Bartholomew 1990-6-18 5387 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC214786  Potentilla gracilis Milo Samuel Baker 1893-6-1 67 Modoc unspecified Comment
  SBBG30542  Potentilla gracilis var. flabelliformis D. Myrick 1968-6-20 1976 Modoc Davis Crk on Hwy 395, 15 mi N of Alturas 1524 Comment
  UC12707  Potentilla gracilis var. flabelliformis Milo S. Baker 1893-7-2 Modoc Comment
  POM312892  Potentilla newberryi Verne Grant, Irving Schneider 1947-8-27 8313 Modoc Southwest end of Clear Lake. Comment
  UC545665  Potentilla newberryi John Thomas Howell 1934-7-2 12359 Modoc e side Clear Lake; e side of Clear Lake Comment
  UC1191496  Potentilla rivalis Herbert L. Mason, Verne Grant 1947-7-12 13404 Modoc Irrigation ditch by Jones' Lane off Highway 395 several mi s Alturas; s of Alturas Comment
  CAS-BOT-BC225028  Poteridium annuum Barrett Anderson 1986-7-9 3132 Modoc Poney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC179340  Prunella vulgaris Bruce Bartholomew 1995-7-30 7058 Modoc W end of Widow Valley, Big Valley Mountains. 1380 Comment
  CAS-BOT-BC214804  Prunus emarginata Bruce Bartholomew; Barrett Anderson 1988-7-23 4600 Modoc Pine Creek, 1 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1550 Comment
  HSC80704  Prunus emarginata G. M. Riegel 1980-7-11 874 Modoc S Warner Mtns. 1670 Comment
  JEPS44710  Prunus emarginata Frances D. Payne 1929-6-23 19 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  OBI10066  Prunus emarginata H. E. McMinn 1931-5-23 2473 Modoc Warner Mts Comment
  UC466750  Prunus emarginata Belknap C. Goldsmith 1911-6-15 34 Modoc North Fork Davis Creek, w slope Warner Mountains, Modoc National Forest Davis Creek; Warner Mountains, Modoc National Forest, Davis Creek 2011 Comment
Read comments
Nov 27 2011
  UCSB18014  Prunus emarginata Haller, John 1962-6-8 Modoc Slopes adjacent to South Fork of the Pit River, near Little Meadows Campground, Likely-Eagleville Road about 8 miles East of Likely, Warner Mountains 1584 Comment
  CAS-BOT-BC214823  Prunus subcordata Bruce Bartholomew; Barrett Anderson 1989-4-27 4610 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CHSC99931  Prunus subcordata Lowell Ahart; John Dittes 2008-8-25 15325 Modoc Open pasture field, on the west side of East Gouger Neck Road, east of the Pit River, 2.1 miles by road from County Road 91, 5.6 miles (air) northeast of Lookout. 1293 Comment
  NY849337  Prunus subcordata N. H. Holmgren 1998-5-30 12994 Modoc Surprise Valley, Fort Bidwell-Cedarville road, 1.8 km (1.1 mi) south of the Fandango Pass road and 31.2 km (19.4 mi) north of downtown Cedarville 1370 Comment
  OBI10041  Prunus subcordata H. E. McMinn 1931-5-23 2480 Modoc Warner Mts. Road from Alturas to Cedarville on W slope of Mt Comment
  RSA1576  Prunus subcordata E. R. Johnson 1928-8-31 1195 Modoc W edge of lava beds between Lookout and Battle Comment
  RSA59642  Prunus subcordata E. K. Balls 1950-5-12 14651 Modoc N of Bucks Creek Ranger Station. Modoc National Forest. 1829 Comment
  UC1281130  Prunus subcordata H. E. McMinn 1931-5-23 2480 Modoc Warner Mountains Comment
  UCD113510  Prunus subcordata T. C. Fuller 1963-7-16 11008 Modoc south side of Fandango Pass Road, just east of road to Willow Ranch, west base of the Warner Mountains. Comment
  CAS-BOT-BC225014  Prunus virginiana var. demissa Roxana Stinchfield Ferris; R. Duthie 1919-6-14 129 Modoc Parker Creek below Modoc Nat. Forest Boundary. Comment
  CHSC100391  Prunus virginiana var. demissa Lowell Ahart; John Dittes 2008-8-26 15338 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  UC1128448  Prunus virginiana var. demissa R. C. Wilson 1933-6-21 49 Modoc Stone Coal Valley Creek, Modoc National Forest Stone Coal Valley Creek; Modoc National Forest, Stone Coal Valley Creek 1402 Comment
  UC748224  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1946-6-5 4659 Modoc 1 1/2 mi s of Eagleville (Emerson Creek); Warner Mountains, Emerson Creek 1783 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
  SBBG423  Pseudoroegneria spicata A. A. Beetle 1941-6-29 2828 Modoc near summit of Cedar (Cedarville) Pass 2118 Comment
  UCD91505  Pseudoroegneria spicata Beecher Crampton; Carl Rimbey 1954-7-8 2183 Modoc west slope of Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD91519  Pseudoroegneria spicata L. Whitney; E. Wilson 1934-6-6 s.n. Modoc Modoc National Forest. 1219 Comment
  UCD91522  Pseudoroegneria spicata L. D. Whitney 1935-8-3 s.n. Modoc Lava Mountain side -- near Buck Creek -- North Warner Mountains. Comment
  RSA180205  Pseudoroegneria spicata subsp. spicata Clare B. Hardham 1961-6-19 7861 Modoc Pine Creek 1585 Comment
  UC1137086  Pseudoroegneria spicata subsp. spicata August L. Hormay 1932-7-15 Modoc Modoc National Forest, Crowder Ranger Station Crowder Ranger Station; Modoc National Forest, Crowder Ranger Station Comment
  CAS-BOT-BC95224  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC95228  Pseudostellaria jamesiana Bruce Bartholomew 1991-7-6 5992 Modoc Vicinity of Happy Camp Lookout, Happy Camp Mountain. 1830 Comment
  CAS-BOT-BC30153  Pseudotsuga menziesii var. menziesii Bruce Bartholomew 1992-5-14 6273 Modoc NE side of White Horse Mountains, SW of White Horse Flat Reservoir. 1400 Comment
  CAS-BOT-BC30159  Pseudotsuga menziesii var. menziesii Belknap C. Goldsmith 1912-7-5 63 Modoc Widow Valley, 15 mi. W of Lookout, Big Valley. 1402 Comment
  UCD135274  Psilocarphus brevissimus Herbert L. Mason; Verne Grant 1947-7-10 13328 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  POM229881  Psilocarphus brevissimus L. C. Wheeler 1935-8-25 3920 Modoc Rim Rock Valley Reservoir, Devil's Garden 1524 Comment
  CHSC118067  Psilocarphus brevissimus var. brevissimus L. P. Janeway 2017-5-16 11977 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  JEPS30615  Psilocarphus oregonus Peter H. Raven and Otto T. Solbrig 1958-6-18 13321 Modoc 8.8 mi s Happy Camp Guard Station; Modoc National Forest Comment
  CHSC107372  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2011-6-22 17543 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  RSA323603  Puccinellia lemmonii A. Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8799 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. 1357 Comment
  SEINET229269 Image available Puccinellia nuttalliana Arnold Tiehm, Jan Nachlinger; Gary Schoolcraft 1984-6-24 880 Modoc Surprise Valley east side of Middle Alkali Lake east of Cedarville. 1356 Comment
  UCD32740  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2193 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UCD93373  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2196 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UCD35723  Purshia tridentata Beecher Crampton 1960-6-17 5681 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  CAS-BOT-BC218232  Purshia tridentata var. tridentata Robert Patterson; Mona Bourell 1993-8-15 5236 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC80701  Purshia tridentata var. tridentata G. M. Riegel 1979-7-10 448 Modoc S Warner Mtns. 1670 Comment
  JEPS18595  Purshia tridentata var. tridentata W. L. Jepson 1918-8-6 7831 Modoc Davis Creek 1524 Comment
  UC1953408  Purshia tridentata var. tridentata Tom Schweich 1996-6-29 62 Modoc Warner Mountains; East side of South Warner Mountains, near the mouth of North Deep Creek Canyon, 3.6 km southwest of Cedarville, CA. 1500 Comment
  POM90212  Purshia tridentata var. tridentata R. M. Austin 1895-06 54 Modoc Goose Lake. Ross Canyon. Comment
  HSC17976  Pyrola dentata M. T. Milligan 1966-8-11 646 Modoc E of Jess Valley 1768 Comment
  HSC17980  Pyrola dentata Ms. M. H. Manning 1903-9-2 378 Modoc John Henry Hill 1829 Comment
  CAS-BOT-BC95688  Pyrola picta K. Paulson; Robert Paulson 1988-7-13 78 Modoc Clear Lake area, Warner Mts.. Comment
  CAS-BOT-BC95693  Pyrola picta Bruce Bartholomew 1995-7-30 7045 Modoc Big Valley Mountains N of County Road 94. 1400 Comment
  UC412674  Pyrola picta Franklin P. Nutting 1920-8-1 Modoc near Forestdale (Big Valley Mountains); Big Valley Mountains Comment
  UC748203  Pyrola picta Annie M. Alexander and Louise Kellogg 1946-8-8 5121 Modoc Warner Mountains, Deep Creek Canyon Deep Creek Canyon; Warner Mountains, Deep Creek Canyon Comment
  CAS-BOT-BC50392  Pyrrocoma carthamoides var. cusickii Bruce Bartholomew; Barrett Anderson 1988-6-25 4387 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  POM229872  Pyrrocoma carthamoides var. cusickii L. C. Wheeler 1935-8-12 3827 Modoc Cottonwood Creek, Warner Mts. 1677 Comment
Read comments
Aug 8 2009
  SEINET3840822  Pyrrocoma carthamoides var. cusickii Unknown 1991-8-27 4443 Modoc Warner mountains 2310 Comment
  UC86658  Pyrrocoma hirta var. lanulosa Mrs. R. M. Austin June 1894 259 Modoc near Emigrant Spring; Lava Beds Comment
  RSA504608  Quercus garryana var. garryana Bruce Bartholomew, B. Anderson 1988-6-23 4261 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  HSC81122  Raillardella argentea G. M. Riegel 1980-8-20 1080 Modoc South Warner Mtns. 1829 Comment
  UC1567399  Raillardella argentea G. Schoolcraft 1989-7-15 1964 Modoc n of Devils Knob; Warner Mts. 2621 Comment
  CAS-BOT-BC217256  Ranunculus alismifolius Leland S. Smith 1920-6-2 1156 Modoc 12 Mile Creek. 2042 Comment
  CAS-BOT-BC217299  Ranunculus alismifolius Bruce Bartholomew 1990-6-15 5231 Modoc S end of Deer Spring Ridge, 1.8 km N turn off to Knox Flat near Pot Hole Spring. 1920 Comment
  CAS-BOT-BC379337  Ranunculus andersonii var. andersonii Ira L. Wiggins; Dorothy B. Wiggins 1961-6-12 16427 Modoc grassy patch in full sun near summit of Cedar Pass, between Alturas and Cedarville 1920 Comment
  SEINET5338403  Ranunculus aquatilis E. K. Balls 1950-5-18 14765 Modoc Just south of Adin, in city limit, by turn to Madeline off Hwy. 299. 1280 Comment
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  UC1101362  Ranunculus aquatilis var. capillaceus Herbert L. Mason and Verne Grant 1947-7-11 13378 Modoc downstreamn from Jess Valley (by Forest Service Camp site); South Fork of Pit River Comment
  CDA24298  Ranunculus aquatilis var. subrigidus J. Elliott 1975-7-11 75 Modoc Pit River, approximately 8 miles northeast of Alturas on Highway 395. 0 Comment
  CAS-BOT-BC378944  Ranunculus californicus var. californicus Parkison 1916-6-21 24 Modoc Lassen Forest, meadow at Patterson Camp 1707 Comment
  NY494386  Ranunculus cymbalaria L. C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mountains 1554.5 Comment
  JEPS55057  Ranunculus cymbalaria var. saximontanus W. L. Jepson 1918-8-10 7928 Modoc near Alturas 1371 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
  RSA604932  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts 1555 Comment
  CAS-BOT-BC217239  Ranunculus flabellaris Alice Eastwood; John Thomas Howell 1940-6-12 8080 Modoc Jess Valley. Comment
  CHSC13476  Ranunculus glaberrimus C. S. Armor 1974-4-9 89 Modoc 100 yds. se of the north water storage tank in Alturas. 1310 Comment
  SEINET3161109  Ranunculus glaberrimus E. K. Balls 1950-5-10 15968 Modoc Cedar Pass; on way from Alturas to Cedarville 1829 Comment
  POM100512  Ranunculus glaberrimus var. ellipticus R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC217207  Ranunculus glaberrimus var. glaberrimus Edward Kent Balls 1950-5-12 14636 Modoc Above Bucks Creek Ranger Station. 1767 Comment
  CAS-BOT-BC217244  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew 1993-4-3 6404 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1300 Comment
  CAS-BOT-BC217219  Ranunculus occidentalis Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6493 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  CAS-BOT-BC217221  Ranunculus occidentalis var. dissectus Edward Kent Balls 1950-5-11 14616 Modoc 8 mi. N of Lake City, W side of Upper Lake. 1402 Comment
  POM275139  Ranunculus occidentalis var. eisenii A. M. Alexander, Louise Kellogg 1946-6-7 4672 Modoc 0.5 miles E of Cedarville. 1454 Comment
  POM99368  Ranunculus occidentalis var. eisenii R. M. Austin 1895-06 52 Modoc Goose Lake Valley. Comment
  HSC18156  Ranunculus occidentalis var. occidentalis M. T. Milligan 1965-6-23 290 Modoc N end Jess Valley 1616 Comment
  UC9470  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker 1893-6-27 Modoc Comment
  JEPS55164  Ranunculus sceleratus Mary H. Manning 1903-5-8 126 Modoc Comment
  CAS-BOT-BC217200  Ranunculus sceleratus var. multifidus John Thomas Howell 1934-6-13 12090 Modoc 2.5 mi. S of Eagleville. Comment
  CAS-BOT-BC217157  Ranunculus uncinatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16395 Modoc along Thomas Creek, 6.1 mi. E of California State Highway 299 on road to Cedarville Comment
  UC420725  Rhamnus rubra Franklin P. Nutting 1920-8-1 Modoc Big Valley Mts. Comment
  UCR270949  Ribes John F. Emmel 2000-8-3 1681 Modoc Modoc Plateau, Northern Warner Mountains, north edge of Dismal Swamp 2180 Comment
  POM141887  Ribes aureum M. S. Baker 1893-1 117 Modoc Egg Lake Comment
  UC11664  Ribes aureum Milo S. Baker 1893-6 Modoc Egg Lake Comment
  UC570845  Ribes aureum F. H. Frost 1925-7-24 115 Modoc Jess Valley Warner Mts. Comment
  UCD102110  Ribes aureum Verne Grant; Irving Schneider 1947-7-22 8157 Modoc at headwaters of North Fork of Pit River, one mile northwest of Highway 395, on dirt road leading to south end of Goose Lake. Comment
  CAS-BOT-BC225881  Ribes cereum Francis Dorris Payne 1931-7-5 325 Modoc Fern Spring Gulch, Warner Mts. 1828 Comment
  CAS-BOT-BC225895  Ribes cereum K. Paulson; Robert Paulson 1989-6-14 135 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  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
  UC1281034  Ribes cereum H. E. McMinn 1931-5-23 2463 Modoc Cedarville Road Warner Mts. 1889 Comment
  UC748480  Ribes cereum Annie M. Alexander and Louise Kellogg 1946-6-27 4849 Modoc 2 mi by road Dismal Swamp (top of ridge, Highgrade); Warner Mountains 2377 Comment
  CAS-BOT-BC225898  Ribes inerme var. inerme Roxana Stinchfield Ferris; R. Duthie 1919-6-13 55 Modoc Parker Creek near Modoc National Forest Boundary. Comment
  UC75462  Ribes inerme var. inerme Milo S. Baker July, 1898 546 Modoc Forestdale Taylor Creek Comment
  UC71793  Ribes inerme var. inerme Mrs. M. H. Manning 1903-1 96 Modoc Warner River Comment
  CAS-BOT-BC225906  Ribes montigenum Annie Montague Alexander; L. Kellogg 1946-6-25 4822 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  SEINET195470 Image available Ribes montigenum Annie M. Alexander, L Kellogg 1946-6-25 4822 Modoc North end of the Warner Mountains Dismal Swamp 2256 Comment
  CAS-BOT-BC225911  Ribes roezlii var. roezlii Bruce Bartholomew; Barrett Anderson 1989-4-27 4623 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  CAS-BOT-BC225922  Ribes velutinum B. Clear 1945-8-8 s.n. Modoc Fire Tower, Newell. Comment
  CAS-BOT-BC225929  Ribes velutinum Belknap C. Goldsmith 1911-5-20 33 Modoc Sugar Hill, county road near Goose Lake. 1524 Comment
  CAS-BOT-BC225931  Ribes velutinum Frank Pery Sipe 1930-7-17 s.n. Modoc Lava beds. Comment
  CAS-BOT-BC423  Ribes velutinum R. M. Austin 1884-6-1 27 Modoc unspecified Comment
  CAS-BOT-BC225945  Ribes viscosissimum A. D. Borden 1911-6-15 Modoc Davis Creek. Comment
  CAS-BOT-BC225948  Ribes viscosissimum Bruce Bartholomew 1995-7-31 7123 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  CAS-BOT-BC225950  Ribes viscosissimum Bruce Bartholomew 1990-6-15 5234 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  UC71791  Ribes viscosissimum Mrs. M. H. Manning 1904-7 511 Modoc Mill Canyon 1828 Comment
  CAS-BOT-BC50366  Rigiopappus leptocladus Francis Dorris Payne 1932-6-10 638 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50374  Rigiopappus leptocladus John H. Hatton 1911-6-16 101 Modoc Modoc County. 1371 Comment
  JEPS53835  Rorippa W. L. Jepson 1918-8-7 7902 Modoc North Fork Bidwell Creek Mt. Bidwell, North Fork Bidwell Creek 1828 Comment
  CDA3845  Rorippa austriaca T. C. Fuller 1958-8-12 2081 Modoc Corporation Ranch, Likely. 0 Comment
  RSA671145  Rorippa austriaca G. D. Barbe 1985-8-29 4251 Modoc East of railroad crossing and the Eastside Canal. Corporation Ranch north of Likely. Comment
  UCD115242  Rorippa austriaca W. S. Ball 1937-6-27 s.n. Modoc Corporation Ranch. Comment
  CHSC67098  Rorippa columbiae James D. Jokerst 1987-6-26 2942 Modoc Fairchield Swamp. Comment
  CHSC74971  Rorippa columbiae Sheryl Gill 1996-9-3 Modoc At the Tule Lake National Wildlife Refuge--'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump. In fields. 1229 Comment
  CAS-BOT-BC58381  Rorippa curvisiliqua Bruce Bartholomew 1991-6-21 5814 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC58421  Rorippa curvisiliqua Robert Folger Thorne; C. W. Tilforth 1969-9-5 39170 Modoc Margins of Clear Lake, Warner Mts. 1767 Comment
  CAS-BOT-BC58423  Rorippa curvisiliqua John Thomas Howell 1934-6-12 12019 Modoc Plum Valley, Warner Mts. 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
  CAS-BOT-BC58454  Rorippa nasturtium-aquaticum Bruce Bartholomew; Barrett Anderson 1989-6-2 4783 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  CAS-BOT-BC95041  Rorippa sinuata Annie Montague Alexander; L. Kellogg 1946-6-20 4811 Modoc Eagleville. 1440 Comment
  CAS-BOT-BC218244  Rosa gymnocarpa Bruce Bartholomew 1994-7-4 6855 Modoc Johnson Creek, E of State Hwy 299. 1620 Comment
  CAS-BOT-BC218256  Rosa woodsii var. ultramontana Alice Eastwood; John Thomas Howell 1940-6-12 8064 Modoc Between Likely and Jess Valley. Comment
  RSA59526  Rosa woodsii var. ultramontana E. K. Balls 1950-5-20 14814 Modoc Above South Fork Public Camp, on slope south of river, Likely to Jess Valley. 1433 Comment
  UC73077  Rosa woodsii var. ultramontana Milo S. Baker 1893-1 Modoc Forestdale Comment
  UC748231  Rosa woodsii var. ultramontana Annie M. Alexander and Louise Kellogg 1946-7-12 4989 Modoc ne corner of county Twelve Mile Creek Comment
  RSA520485  Rubus parviflorus Bruce Bartholomew 1989-7-14 4929 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  HSC17597  Rumex crispus M. T. Milligan 1964-7-1 105 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  CAS-BOT-BC211347  Rumex lacustris Elmer Ivan Applegate 1936-5-4 10238 Modoc Lava Beds National Monument. Lake margin in Hospital Rock. Comment
  CAS-BOT-BC211304  Rumex maritimus Bruce Bartholomew 1992-8-7 6354 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  UCR67035  Rumex maritimus George K. Helmkamp 1990-9-23 J- 13 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC6959  Rumex paucifolius M. S. Baker and Frank Nutting 1894-6-20 Modoc White Horse Lake Comment
  CHSC106326  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
  CAS-BOT-BC211323  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-12 8039 Modoc Between Likely and Jess Valley. 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
  RSA163759  Sagina decumbens subsp. occidentalis Clare B. Hardham 1961-6-18 7595 Modoc Shores of Pitt River; 3.3 miles SW of Cedar Pass turn-off. Comment
  JEPS51064  Sagina saginoides W. L. Jepson 1918-8-8 7905 Modoc N. Fork Bidwell Creek Mt. Bidwell; , N. Fork Bidwell Creek 1828 Comment
  CAS-BOT-BC245201  Sagittaria cuneata Bruce Bartholomew 1991-7-5 5950 Modoc Coyote Meadow, near the Oregon border. 1580 Comment
  HSC32020  Sagittaria cuneata J. D. Ackerman 1974-7-4 362 Modoc Howards Gulch, 6 mi. NW of Canby, off Hwy. 139 Comment
  UC935719  Sagittaria cuneata Herbert L. Mason 1947-8-12 13506 Modoc Alturas Junction of North and South Forks of Pit River (junction of North and South Forks of Pit River) Comment
  RSA603489  Salix Louis C. Wheeler 1935-8-13 3832 Modoc Warner Mountains: Barnes Creek. Mt. Diablo Mer. 2287 Comment
  POM107299  Salix bebbiana R. M. Austin 1895-05 s.n. Modoc Davis Creek Comment
  CAS-BOT-BC225114  Salix boothii Francis Dorris Payne 1932-7-21 729 Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.), Warner Mts., E of Alturas Comment
  CAS-BOT-BC225125  Salix boothii Elmer Ivan Applegate 1932-7-9 7596 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC225753  Salix boothii Francis Dorris Payne 1932-7-21 728 A Modoc S of Mosquito Lake, E side of Mt. Warnen (Buck Mt.), Warner Mts., E of Alturas. Comment
  POM184887  Salix boothii Frances D. Payne 1932-7-21 729 Modoc Marsh S of Mosquito Lake. E side of Mt. Warren (Buck Mt). Warner Mtns. E of Alturas. Comment
  RSA610752  Salix boothii Louis C. Wheeler 1935-8-2 3748 .5 Modoc Twelve Mile Creek. Warner Mtns. 2256 Comment
  SD968  Salix boothii Frances D. Payne 1931-7-7 331 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas, along creek 2280 Comment
  CAS-BOT-BC225760  Salix eastwoodiae Francis Dorris Payne 1931-7-8 177 Modoc Pine Creek Basin ca. 33 km SE of Alturas, Warner Mountains 2280 Comment
  SBBG28812  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  SBBG59081  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  CAS-BOT-BC225767  Salix exigua Elmer Ivan Applegate 1897-6-2 3030 Modoc Upper Pitt River valley S of Alturas. Comment
  CAS-BOT-BC225782  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 488 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  NY187447  Salix exigua N. F. Bracelin 1931-6-30 501 Modoc Alturas 1360 Comment
  RSA5667  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas. SW end of town. 1360 Comment
  SD889  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1931-6-30 501 Modoc Alturas, in a willow thicket at southwest end of town 1360 Comment
  HSC30067  Salix geyeriana D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19344 Modoc Near Mill Creek, S Warner Wilderness Area Comment
  UC437348  Salix geyeriana W. P. Taylor and H. C. Bryant 1910-1 Modoc s. Fork Pitt R. Alturas; Warner Mts. 1402 Comment
  NY187588  Salix geyeriana var. argentea L. C. Wheeler 1935-9-11 3969 Modoc Mulky Place, Fletcher Creek, Devil's Garden 1524.0 Comment
  RSA27065  Salix gooddingii C. Leo Hitchcock 1940-5-27 6699 Modoc 12 miles NW of Alturas. 1616 Comment
Read comments
Apr 8 2012
  UC1192301  Salix lasiandra var. caudata Verne Grant and Irving Schneider 1947-7-22 8143 Modoc on Hwy. 395 ca. 1 mi. n. of junction with Cedarville Rd.; N. Fork Pit River Comment
  CAS-BOT-BC197560  Salix lasiandra var. lasiandra Elmer Ivan Applegate 1936-5-22 10350 Modoc Lava Beds National Monument. Shoreline near and W of Stronghold. Comment
  UC481926  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 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
  CAS-BOT-BC229672  Salix lasiolepis var. lasiolepis H. P. Bracelin 1931-6-29 487 Modoc Halfway between Adin and Canby. 1350 Comment
  CAS-BOT-BC229696  Salix lemmonii Louis Cutter Wheeler 1935-9-11 3971 Modoc Fletcher Creek, Devil's Garden. 1524 Comment
  POM229223  Salix lemmonii Louis C. Wheeler 1935-8-3 3760 Modoc Warner Mountains: Pine Creek. 1738 Comment
  SD908  Salix lutea Mrs. H. P. Bracelin, Miss Frances D. Payne 1931-6-30 499 Modoc Perker creek, 20 km east of Alturas, in meadow south of Payne Ranch 1559 Comment
  UC481796  Salix lutea Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 499 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch); Parker Creek 1560 Comment
  JEPS14854  Salix melanopsis Frances D. Payne 1931-6-10 140 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  CAS-BOT-BC229832  Salix scouleriana Louis Cutter Wheeler 1935-8-3 3759 Modoc Pine Creek, Warner Mts. 1737 Comment
  CAS-BOT-BC229839  Salix scouleriana Francis Dorris Payne 1934-8-1 778 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CAS-BOT-BC229844  Salix scouleriana Francis Dorris Payne 1934-8-1 778 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  HSC80730  Salix scouleriana G. M. Riegel 1980-8-27 1112 Modoc S Warner Mtns. 2100 Comment
  UC1280874  Salix scouleriana H. E. McMinn 1931-5-23 2468 Modoc Warner Mt. 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
  RSA518915  Salvia aethiopis George K. Helmkamp 1990-9-23 H- 5 Modoc [No location information provided on label.] 1341 Comment
  UCSB12379  Salvia dorrii var. dorrii Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc East side of Cedar Pass Comment
  SEINET3158619  Salvia lemmonii E. K. Balls 1950-5-11 14622 Modoc 4 mi S of Fort Bidwell, W of Upper Lake 1402 Comment
  RSA520489  Sambucus melanocarpa Bruce Bartholomew 1989-7-14 4943 Modoc N side of the Pit River near Ostrom Point, ca. 5.5 km E of County Route 91 1280 Comment
  CAS-BOT-BC238782  Sambucus nigra subsp. caerulea Roxana S. Ferris; Rena Duthie 1919-6-15 189 Modoc Parker Creek, Modoc Nat. Forest Bound. Comment
  JEPS5936  Sambucus racemosa var. microbotrys Frances D. Payne 1931-6-25 256 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  CAS-BOT-BC225025  Sanguisorba annua Herbert Louis Mason; Verne Grant 1947-7-13 13443 Modoc Joseph Creek on Highway 395, N of Davis Creek. Comment
  POM139968  Sanguisorba annua M. S. Baker 1893-1 s.n. Modoc Forestdale. Comment
  JEPS46338  Sanguisorba annua Frances D. Payne 1931-6-18 199 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  RSA59855  Sanicula graveolens E. K. Balls 1950-5-18 14746 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1829 Comment
  UC11790  Saxifraga oregana Milo S. Baker 1893-6 Modoc Comment
  UCD126464  Schedonorus arundinaceus J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCR67015  Schoenoplectus acutus var. occidentalis George K. Helmkamp 1990-9-23 J- 8 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC245130  Schoenoplectus americanus Herbert Louis Mason 1947-8-11 13499 Modoc Hwy 81, W margin of Lower Lake, near boundary with Lassen Co. Comment
  POM312848  Schoenoplectus americanus H. L. Mason 1947-8-11 13499 Modoc On Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  CAS-BOT-BC245117  Scirpus microcarpus Bruce Bartholomew; Barrett Anderson 1988-7-21 4604 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC245126  Scirpus microcarpus Bruce Bartholomew 1990-8-5 5680 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  POM229943  Scirpus nevadensis L. C. Wheeler 1935-9-4 3944 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC1100885  Scirpus nevadensis Herbert L. Mason 1947-8-15 13548 Modoc e side Goose Lake (mouth Crane Creek, Willow Ranch); mouth Crane Creek, e side Goose Lake, Willow Ranch Comment
  CAS-BOT-BC197844  Scrophularia lanceolata Francis Dorris Payne 1932-5-27 412 Modoc Parker Creek. 1584 Comment
  UC70385  Scutellaria antirrhinoides Milo S. Baker 1893-1 Modoc Egg Lake Comment
  CAS-BOT-BC179224  Scutellaria nana B. Bartholomew 1991-8-5 6030 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  RSA0089761  Scutellaria nana Dean Wm. Taylor 2014-6-10 21484 Modoc Vicinity Mud Lake; County Road 91 (Lookout to Tule Lake) at the junciton, Modoc National Forest Road 42N56. 1432 Comment
  CHSC109200  Sedum lanceolatum L. P. Janeway; B. Castro 2012-7-24 10964 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
  UC748226  Sedum rosea subsp. integrifolium Annie M. Alexander and Louise Kellogg 1946-7-29 5085 Modoc head Eagle Creek (Warner Mountains, moist stony flat below divide); Warner Mountains, head of Eagle Creek Comment
  UC1093641  Sedum stenopetalum Herbert L. Mason 1957-7-6 14719 a Modoc Mill Creek , Mill Creek (Warner Mountains) Comment
  UCR267411  Sedum stenopetalum Jim Andre, Glenn L. Clifton 1993-6-12 29997 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  CAS-BOT-BC95624  Sedum stenopetalum subsp. stenopetalum Margaret J. Williams 1984-6-30 84- 80 -7 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 Comment
  SD87796  Sedum stenopetalum subsp. stenopetalum Frank W. Peirson 1926-6-25 6866 Modoc Cedarville road, Warner Mountains, west slope. Comment
  CAS-BOT-BC50341  Senecio aronicoides Bruce Bartholomew; Barrett Anderson 1988-6-24 4364 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  POM229880  Senecio canus L. C. Wheeler 1935-8-4 3778 Modoc Dry Lake, Pine Creek, Warner Mountains. 2104 Comment
  RSA271898  Senecio eurycephalus Christopher Davidson 1975-6-4 2592 Modoc 0.4 mile east of Highway 395 on Highway 299 toward Cedarville. Fenced pasture on south side of road. 1380 Comment
  CDA8611  Senecio eurycephalus J. Monroe 1979-7-9 Modoc Near Parker Creek, east of Alturas. 0 Comment
  UC748428  Senecio fremontii var. occidentalis Annie M. Alexander and Louise Kellogg 1946-7-29 5084 Modoc Head Eagle Creek Warner Mountains Comment
  CAS-BOT-BC50282  Senecio hydrophiloides Bruce Bartholomew; Barrett Anderson 1988-7-22 4546 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  CHSC67086  Senecio hydrophiloides James D. Jokerst 1987-5-12 2840 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Comment
  CHSC70717  Senecio hydrophiloides A. Sanger 1997-6-11 2511 Modoc Meadow on east side of road 44N69. 1981 Comment
  UC71604  Senecio integerrimus var. exaltatus Mrs. M. H. Manning 1903-1 117 Modoc Mt. Bidwell, ne Modoc County Mt. Bidwell 1402 Comment
  JEPS30375  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 mi e Cedar Pass; Warner Mountains Comment
  SEINET2443983  Senecio multilobatus Unknown 1955-6-25 4507 Modoc North slope of Jess Valley. 1585 Comment
  POM272189  Senecio pauciflorus Mrs. R. M. Austin s.n. Modoc Devil's Garden; Pitt River watershed. Comment
  UCSB17293  Senecio serra Haller, John 1961-6-25 Modoc Eagleville-Likely road, 0.5 mi W of crest of Warner Mountains, about 3 mi E of Patterson Ranger Station 2286 Comment
  UCSB17314  Senecio serra Haller, John 1961-6-25 Modoc Eagleville-Likely road, 0.5 mi W of crest of Warner Mountains, about 3 mi E of Patterson Ranger Station 2286 Comment
  HSC81129  Senecio triangularis G. M. Riegel 1980-8-12 1033 Modoc South Warner Mtns. 2100 Comment
  RSA503243  Senecio triangularis Bruce Bartholomew, B. Anderson 1988-7-22 4533 Modoc Mill Creek, Lake City Canyon, 5.5 km west of Lake City, east side of the Warner Mountains 1860 Comment
  UC71606  Senecio triangularis Mrs. M. H. Manning 1893-2 299 Modoc Mill Canyon Mill Canyon (north-eastern Modoc County) Comment
  HSC80699  Sibbaldia procumbens G. M. Riegel 1980-8-7 1003 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC179067  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-11 11944 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC179073  Sidalcea oregana subsp. oregana Bruce Bartholomew 1995-6-24 7017 Modoc 4.2 km E of County Road 114 on County Road 108. 1360 Comment
  CAS-BOT-BC179082  Sidalcea oregana subsp. oregana Annie Montague Alexander; L. Kellogg 1946-6-17 4787 Modoc W side of pass, Cedar Pass road. 1676 Comment
  CAS-BOT-BC179089  Sidalcea oregana subsp. oregana Alice Eastwood; John Thomas Howell 1940-6-12 8068 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC179094  Sidalcea oregana subsp. oregana Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16469 Modoc 2.4 mi. S of Davis Creek. Comment
  UC108917  Sidalcea oregana subsp. oregana Mrs. R. M. Austin Jul 1884 Modoc Goose Lake Valley Comment
  UC18927  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-10 Modoc Comment
  CHSC106713  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc W side of Hwy 139 just S of where it crosses rialroad at jct to Clear Lake, NE of Dry Lake E of Lava Beds Nat'l Monument. 1249 Comment
  SD211635  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc West side Highway 139 just South of where it crosses railroad at junction to Clear Lake, Northeast of Dry Lake East of Lava Beds National Monument, near dry drainages 1250 Comment
  UC18941  Sidalcea oregana subsp. spicata Mrs. R. M. Austin Aug., 1894 Modoc Lassen Creek Comment
  JEPS50879  Silene douglasii Frances D. Payne 1929-7-26 118 Modoc 2 mi sw Warren Mt. (southeastern Modoc County); Pine Creek Basin, sw of Warren Mt. 2133 Comment
  POM267211  Silene douglasii Marion Ownbey, Fred G. Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mountains. Comment
  CAS-BOT-BC95242  Silene douglasii var. douglasii Louis Cutter Wheeler 1935-8-5 3784 Modoc Pine Creek, Warner Mts. 2316 Comment
  CAS-BOT-BC95251  Silene douglasii var. douglasii Annie Montague Alexander; L. Kellogg 1946-8-9 5128 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC95253  Silene douglasii var. douglasii Robert Patterson; Mona Bourell 1993-8-15 5265 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  RSA65696  Silene douglasii var. douglasii F. W. Peirson 1926-6-25 6898 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  UC465694  Silene lemmonii Milo S. Baker Modoc near Forestdale; near Forestdale Comment
  HSC80713  Silene menziesii G. M. Riegel 1980-8-6 1001 Modoc South Warner Mountains 1670 Comment
  UC8480  Silene menziesii Mrs. R. M. Austin Aug., 1894 Modoc Sugar Loaf Hill Comment
  CAS-BOT-BC95259  Silene nuda Leland S. Smith 1922-8-1 1321 Modoc Dutch Flat field. 1371 Comment
  JEPS121196  Silene nuda Lowell Ahart, John Dittes 2013-7-25 18954 Modoc About 30 yards S of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CDA3901  Sinapis arvensis T. C. Fuller 1959-7-8 s.n. Modoc Junction of Highways 299 and 139, 1 miles west of Canby. 0 Comment
  CAS-BOT-BC95043  Sisymbrium altissimum James D. Jokerst 1983-7-27 1903 Modoc Near Signal Butte. 1340 Comment
  UCD115507  Sisymbrium altissimum Robbins; Raynor 1943-6-1 s.n. Modoc near Likely. Comment
  SEINET3158643  Sisyrinchium douglasii E. K. Balls 1950-5-11 14629 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8-Mile Creek. 1463 Comment
  UC844168  Smilacina racemosa C. L. Hitchcock 1940-5-27 6681 Modoc 15 mi ne Alturas 1615 Comment
  UC1191778  Solanum triflorum Herbert L. Mason, Verne Grant 1947-7-10 13341 Modoc 2 mi e of Alturas (Dorris Reservoir); Dorris Reservoir Comment
  SEINET7262122 Image available Solanum triflorum Robbins, Raynor June 1943 s.n. Modoc Corporation Ranch, Likely Comment
  CAS-BOT-BC54281  Solidago velutina subsp. californica K. Paulson; Robert Paulson 1989-8-1 201 Modoc Vicinity of Mill Creek Falls, W side of Warner Mts. Comment
  CHSC117361  Sonchus asper subsp. asper Lowell Ahart; John Dittes 2016-7-14 21157 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  SBBG3121  Sorbus sitchensis H. and M. Dearing 1939-6-8 3638 Modoc Cave Lake, Warner Mtns Comment
  CHSC116089  Sparganium emersum Lowell Ahart; John Dittes 2015-7-15 20347 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS32231  Sparganium emersum var. emersum Mrs. M. H. Manning Jun 1903 434 Modoc ne Modoc County Comment
  CAS-BOT-BC54294  Sphaeromeria potentilloides var. potentilloides C. C. (Mrs.) Bruce 1898-6-1 2173 Modoc Alturas. Comment
  UC36601  Sphaeromeria potentilloides var. potentilloides Mrs. C. C. Bruce June 1898 2173 Modoc Alturas Comment
  CAS-BOT-BC15683  Sphenosciadium capitellatum Bruce Bartholomew 1990-8-4 5652 Modoc Side tributary in upper reaches of Owl Creek drainage, E side of Warner Mts. 2500 Comment
  HSC80788  Sphenosciadium capitellatum G. M. Riegel 1980-8-13 1047 Modoc South Warner Mountains 2100 Comment
  UC13092  Spiraea douglasii Milo S. Baker 1893-7-12 Modoc Comment
  CHSC112434  Spirodela polyrhiza Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18758 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SEINET11587758  Stachys ajugoides Unknown 2016-8-16 9 -11 Modoc Lookout Comment
  CHSC70471  Stachys ajugoides var. rigida A. Sanger 1996-8-7 2446 Modoc In small interimit stream, S end of Cedar Pass CG. 1767 Comment
  UC748040  Stachys palustris subsp. pilosa Annie M. Alexander and Louise Kellogg 1946-7-12 4984 Modoc Twelve Mile Creek, ne corner of county Twelve Mile Creek Comment
  HSC4281  Stellaria media M. T. Milligan 1966-4-8 453 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC95302  Stellaria umbellata Bruce Bartholomew; Barrett Anderson 1988-6-24 4321 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC54254  Stenotus acaulis Bruce Bartholomew 1991-8-5 6068 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  UC585135  Stenotus acaulis E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1843 Modoc Lake City 1524 Comment
  CAS-BOT-BC54258  Stenotus stenophyllus Bruce Bartholomew; Barrett Anderson 1988-5-13 4150 Modoc Along Parker Creek Road, 0.5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mts.. 1650 Comment
  UC35791  Stephanomeria lactucina M. S. Baker and Frank Nutting 1894-8-30 Modoc Big Valley Mts. Comment
  CAS-BOT-BC54265  Stephanomeria spinosa Annie Montague Alexander; L. Kellogg 1946-7-5 4910 Modoc Lava Cliff west Lower Lake. Comment
  CAS-BOT-BC54272  Stephanomeria tenuifolia Annie Montague Alexander; L. Kellogg 1946-7-5 4908 Modoc Lava Cliff west Lower Lake. Comment
  HSC80826  Stipa hymenoides G. M. Riegel 1980-7-15 886 Modoc South Warner Mtns. 1739 Comment
  HSC80834  Stipa nelsonii subsp. dorei G. M. Riegel 1980-8-28 1182 Modoc S Warner Mtns. 1670 Comment
  HSC80836  Stipa occidentalis var. occidentalis G. M. Riegel 1980-7-15 884 Modoc South Warner Mtns. 1829 Comment
  CAS-BOT-BC95049  Streptanthella longirostris Bruce Bartholomew 1991-5-24 5702 Modoc Surprise Valley, 6.6 km E of Eagleville. 1390 Comment
  CAS-BOT-BC95052  Streptanthella longirostris Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6460 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  SEINET201563  Streptanthus cordatus A. Cronquist, AH Holmgren 1959-6-20 8525 Modoc Cedarville Pass Warner Mts between Cedarville & Alturas 1951 Comment
  RSA603599  Streptanthus cordatus L. C. Wheeler 1935-8-14 3842 Modoc Pine Creek. Warner Mtns. 2011 Comment
  UCD138351  Stuckenia pectinata Verne Grant; Irving Schneider 1947-7-19 8085 Modoc south of Williams Ranch House, north of Likely. Comment
  CAS-BOT-BC242263  Stuckenia striata Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River at Lookout. Comment
  UC71802  Suaeda calceoliformis Mrs. M. H. Manning 1903-8-25 323 Modoc n end Alkaline Lake (ne Modoc County) Comment
  UCD99570  Suaeda calceoliformis H. D. Sylvester 1929-10-1 s.n. Modoc Exact location unknown. Comment
  CAS-BOT-BC180098  Swertia albicaulis var. albicaulis Margaret J. Williams; et al 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  JEPS46352  Swertia albicaulis var. albicaulis L. S. Smith 1918-1 Modoc 6-10 mi e Likely 1676 Comment
  CAS-BOT-BC180095  Swertia albicaulis var. nitida Milo Samuel Baker 1894-6-13 Modoc Near Egg Lake. Comment
  CAS-BOT-BC95185  Symphoricarpos rotundifolius var. rotundifolius P. Monnet 1913-7-1 897 Modoc East of Surprise Valley. 2133 Comment
  HSC80925  Symphoricarpos rotundifolius var. rotundifolius G. M. Riegel 1978-6-28 34 Modoc S Warner Mtns. 1670 Comment
  UC525882  Symphoricarpos rotundifolius var. rotundifolius F. H. Frost 1925-7-11 30 Modoc 3 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  UC619252  Symphoricarpos rotundifolius var. rotundifolius J. and H. W. Grinnell 1938-6-14 1102 Modoc above Goose Lake (slope of Sugar Hill); Sugar Hill 1524 Comment
  JEPS117169  Symphyotrichum ascendens Lowell Ahart, John Dittes 2010-8-30 17053 Modoc Bottom of a small vernal pool, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC15221  Symphyotrichum eatonii Leland S. Smith 1922-8-8 1333 Modoc Along stream in Section 14.T40, R9 1524 Comment
  CAS-BOT-BC15223  Symphyotrichum foliaceum var. parryi Annie Montague Alexander; L. Kellogg 1946-8-9 5145 Modoc Patterson Lake Trail, Warner Mountains Comment
  CAS-BOT-BC15157  Symphyotrichum frondosum Leland S. Smith 1922-10-22 1338 Modoc Along shore of Clear Lake 1341 Comment
  UC1192205  Symphyotrichum spathulatum Herbert L. Mason 1947-8-9 13480 Modoc n of, (Fairchild Swamp) Alturas; Fairchild Swamp Comment
  CAS-BOT-BC15168  Symphyotrichum spathulatum var. spathulatum L. S. Smith 1919-8-18 1134 Modoc Ash Valley, Modoc National Forest 1463 Comment
  CAS-BOT-BC15176  Symphyotrichum spathulatum var. spathulatum E. S. Willits 1939-10-10 167 Modoc Surprise Valley. 1371 Comment
  CAS-BOT-BC232353  Synthyris missurica Bruce Bartholomew; Barrett Anderson 1990-7-20 5494 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC232360  Synthyris missurica E. S. Willits 1940-5-18 274 Modoc Lily Lake. Comment
  CAS-BOT-BC232367  Synthyris missurica Bruce Bartholomew 1990-6-16 5260 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  CAS-BOT-BC252543  Taeniatherum caput-medusae Margaret J. Williams 1984-6-30 84- 75 -3 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  UCD86205  Taeniatherum caput-medusae L. Whitney 1935-7-20 3543 Modoc meadow near Canby. Comment
  JEPS127300  Taraxacum officinale Lowell Ahart, John Dittes 2016-7-14 21158 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
  UC1075746  Taraxacum officinale Robert J. Weatherby 1955-7-7 1599 Modoc Dismal Swamp, n Warner Mts. Warner Mts. 2240 Comment
  HSC6254  Taraxacum officinale M. T. Milligan 1966-5-14 610 Modoc Plateau W of Jess Valley 1829 Comment
  RSA185421  Taraxacum officinale Clare B. Hardham 1961-6-20 7883 Modoc Near Mt Bidwell. 2439 Comment
  RSA59370  Taraxacum officinale E. K. Balls 1950-5-11 14623 Modoc 8.1 mi NE of Fort Bidwell, above Cowhead Lake, along 8 mile Creek. 1463 Comment
  UC107656  Taraxia subacaulis Mrs. R. M. Austin July 1894 Modoc Goose Lake Valley Comment
  SJSU9590  Taraxia tanacetifolia W. Savage 1979-7-5 1355 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS31731  Taraxia tanacetifolia L. S. Smith 1918-5-16 926 Modoc w of Alturas (Centerville Road); Modoc Forest 1524 Comment
  UC190607  Taraxia tanacetifolia M. F. Gilman 639 Modoc 1676 Comment
  CAS-BOT-BC54229  Tetradymia canescens Francis Dorris Payne 1932-8-1 756 Modoc Parker Creek. 1828 Comment
  CAS-BOT-BC54237  Tetradymia canescens John Thomas Howell 1934-7-1 12330 Modoc Duncan Horse Camp. 1355 Comment
  UC91586  Tetradymia canescens Mrs. R. M. Austin Sept 1894 265 Modoc near Alturas Comment
  UC449667  Tetradymia canescens M. F. Gilman 619 Modoc mountains 1981 Comment
  CAS-BOT-BC217170  Thalictrum fendleri Annie Montague Alexander; L. Kellogg 1946-7-2 4895 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  NY496093  Thalictrum fendleri C. L. Hitchcock 1940-5-27 6704 -a Modoc Along stream; 15 miles northeast of Alturas 1615.4 Comment
  UC748471  Thalictrum fendleri Annie M. Alexander and Louise Kellogg 1946-7-2 4895 Modoc Dismal Swamp north end of Warner Mountains 2255 Comment
  JEPS60733  Thalictrum fendleri Frances D. Payne 1931-6-21 218 Modoc on ridge sw Dry Creek (tributary of Parker Creek) (s and e of Alturas); Warner Mountains 1981 Comment
  RSA399560  Thalictrum fendleri George Willet 1935-6-21 s.n. Modoc Warner Mtns. 2287 Comment
  SEINET12086567  Thalictrum occidentale R. M. Austin 1894-1 s.n. Modoc William Creek Comment
  CAS-BOT-BC95074  Thelypodium flexuosum Bruce Bartholomew 1991-5-24 5696 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  CHSC85174  Thelypodium howellii subsp. howellii John Dittes; Josephine Guardino 1991-7-21 384 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC95078  Thelypodium milleflorum Bruce Bartholomew 1993-6-13 6632 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  NY33851  Thermopsis argentata M. S. Baker 06 1894 s.n. Modoc Forestdale Comment
  NY33852  Thermopsis argentata M. S. Baker 06 1894 s.n. Modoc Forestdale Comment
  CAS-BOT-BC181796  Thermopsis californica var. argentata Bruce Bartholomew; Mona Bourell 1990-4-26 5160 Modoc 1.1 km NW of Day. 1080 Comment
  CAS-BOT-BC181802  Thermopsis californica var. argentata John H. Hatton 1911-6-15 110 Modoc Modoc County. 1219 Comment
  CDA3889  Thlaspi arvense T. C. Fuller 1963-6-11 10652 Modoc Little Meadow Campground, South Fork of the Pit River, 7.9 miles east of Likely. 0 Comment
  CAS-BOT-BC66415  Thysanocarpus curvipes B. Bartholomew 1995-6-22 6982 Modoc Between Day and Lookout, 17.0 km west of Day on County Road 94. 1280 Comment
  UCD93229  Torreyochloa pallida var. pauciflora R. Tofsrud 1947-7-1 252 Modoc 5 miles west of Ft. Bidwell. Comment
  SEINET10793109  Torreyochloa pallida var. pauciflora Louis C. Wheeler 1935-10-5 Wheeler 4020 Modoc N Fork Pit River at Parker Creek. Damp silt 1372 Comment
  CHSC118315  Toxicoscordion paniculatum L. P. Janeway 2016-5-17 12030 Modoc Modoc Plateau. Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  RSA210853  Tragopogon porrifolius R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39080 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  UC71589  Tragopogon porrifolius Mrs. M. H. Manning 1903-6 185 Modoc near Fort Bidwell (ne Modoc County) Comment
  CHSC106208  Tribulus terrestris Lowell Ahart; John Dittes 2010-8-31 17132 Modoc West side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC179203  Trichostema oblongum K. Paulson 1978-6-24 Modoc Curtis Water Hole. Comment
  CHSC107377  Trifolium andersonii var. andersonii Lowell Ahart; John Dittes 2011-6-22 17560 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  RSA91394  Trifolium cyathiferum F. W. Peirson 1926-6-25 6893 Modoc small side canyon 1 mile east of summit of Warner Mts., on Cedarville Road Comment
  JEPS66044  Trifolium kingii var. productum Frances D. Payne 1931-6-29 301 Modoc e slope Mt. Warren; Warner Mtns 2286 Comment
  NY802649  Trifolium kingii var. productum M. Bourell 1993-8-15 5273 Modoc South Warner Wilderness Area. Warner Mountains. Along trail from Patterson Lake to ca. 2 miles north toward Pepperdine Trailhead 2438 Comment
  UC711816  Trifolium kingii var. productum Roxana S. Ferris and Laura Lorraine 1941-8-14 10579 Modoc 3 mi from Patterson Ranger Station (on rd to Eagleville); Warner Mtns, Modoc National Forest Comment
  CAS-BOT-BC181752  Trifolium longipes Annie Montague Alexander; L. Kellogg 1946-6-8 4694 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  JEPS33197  Trifolium longipes subsp. multipedunculatum L. S. Smith 1918-6-22 968 Modoc Pine Cr. Consol. Mine, Modoc Forest 1981 Comment
  JEPS33193  Trifolium longipes var. hansenii Milo S. Baker 1893-6-12 Modoc Egg Lake Comment
  UC165532  Trifolium longipes var. hansenii Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC181727  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1989-4-28 4650 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC181736  Trifolium macrocephalum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6514 Modoc 11 km S of Oregon Border along W side of Goose Lake. 1440 Comment
  JEPS65938  Trifolium macrocephalum L. S. Smith 1917-6-10 35 Modoc Jess Valley Warner Mountains 1524 Comment
  UC80666  Trifolium macrocephalum Mrs. R. M. Austin May 1894 42 Modoc Goose Lake Valley Comment
  CAS-BOT-BC498671  Trifolium macrocephalum Lillian Mott 1976-5-29 3 LM76 Modoc Big Sage Reservoir Road, Devil's Garden, N of Alturas 1402 Comment
  CAS-BOT-BC181759  Trifolium productum Bruce Bartholomew 1991-5-24 5732 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  CAS-BOT-BC181772  Trifolium productum Bruce Bartholomew 1992-8-8 6379 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  UCR34821  Trifolium productum J. A. Harpel 1981-8-6 V- 8 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  HSC15169  Trifolium repens M. T. Milligan 1966-8-12 652 Modoc North end of Jess Valley 1616 Comment
  JEPS123865  Trifolium repens Lowell Ahart, John Dittes 2015-7-16 20366 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC180166  Trifolium variegatum Bruce Bartholomew 1994-7-1 6761 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  NY717694  Trifolium wormskioldii B. M. Bartholomew 199