Search Results — 2000 specimen records retrieved (1519 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73546  Abies concolor Elmer I. Applegate 1932-8-5 8161 Modoc Cedar Pass, Warner Mountains. Comment
  UC705690  Abies concolor Marion Ownbey and Fred G. Meyer 1940-7-1 2160 Modoc near Cedar Pass; Warner Mts. Comment
  UC1153792  Achnatherum X bloomeri Burgess L. Kay June, 1957 Modoc 2 mi ne Likely Comment
  UC1037173  Achnatherum hymenoides Leo Whitney 1935-7-21 3534 Modoc cemetary Alturas Comment
  UCD50471  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2113 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  CAS-BOT-BC242319  Achnatherum lettermanii Bruce Bartholomew; Barrett Anderson 1990-7-19 5426 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  UCD32712  Achnatherum nevadense Beecher Crampton 1954-7-7 2143 Modoc Modoc County, open slopes of cedar Pass summit. 1097 Comment
  UCD50983  Achnatherum occidentale L. Whitney 1935-7-11 3458 Modoc Glass Mountain, 4 miles east of Medicine Lake. Comment
  UC1037189  Achnatherum thurberianum Leo Whitney 1935-7-28 3555 Modoc near Clear Lake Comment
  UCD51435  Achnatherum thurberianum E. Wilson 1934-5-14 s.n. Modoc Pass from Alturas to Cedarville. Comment
  HSC98299  Acmispon wrangelianus M. T. Milligan 1964-6-6 6 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC218306  Aconitum columbianum Barrett Anderson 1986-7-10 3198 Modoc West Warner Rd at the North Fork of Pine Creek. 1935 Comment
  UC465619  Aconitum columbianum Mrs. M. H. Manning 102 Modoc n.e. Modoc Co. Comment
  NY483098  Aconitum columbianum subsp. columbianum B. M. Bartholomew 1989-8-11 5074 Modoc Along Lassen Creek near southeast side of Harris Flat, Warner Mountains 1920 Comment
  UC8852  Actaea rubra Milo S. Baker 1893-6 Modoc Comment
  POM174164  Adenocaulon bicolor Milo S. Baker 1893-1 s.n. Modoc Modoc County Comment
  CAS-BOT-BC218329  Adonis aestivalis Bruce Bartholomew 1994-5-28 6709 Modoc W side of the S Fork of the Pit River, NW of Likely. 1330 Comment
  JEPS124359  Adonis aestivalis Lowell Ahart, John Dittes 2015-7-16 20383 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA504667  Adonis aestivalis K. Paulson, R. Paulson 1988-6-10 22 Modoc SW of Dorris Reservoir. 1341 Comment
  CDA3516  Adonis aestivalis T. C. Fuller 1963-6-11 10645 Modoc R. Bushey property, mouth of Turner Creek at the Pit River, ca. 7 miles west of Canby. 0 Comment
  SEINET9362678  Aegilops cylindrica Unknown 2002-6-24 1151611 Modoc Modoc Comment
  CAS-BOT-BC179880  Agastache urticifolia Bruce Bartholomew; Barrett Anderson 1988-7-21 4459 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC179883  Agastache urticifolia Annie Montague Alexander; L. Kellogg 1946-7-11 4963 Modoc Eight Mile Creek. Comment
  CHSC27649  Agastache urticifolia J. D. Prouty 1978-7-29 37 Modoc On trail from Pine Creek Valley to Warren Peak, Warner Wilderness and Warner Mtns. Comment
  CHSC33987  Agastache urticifolia N. E. H. Prouty; J. D. Prouty 1980-8-1 197 Modoc Modoc National Forest. Opening south of Soup Spring's Campground. 2072 Comment
  HSC81097  Agastache urticifolia G. M. Riegel 1980-7-23 927 Modoc S Warner Mtns. 2100 Comment
  UC748260  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-3 4905 Modoc near Ft. Bidwell (s. slope Bidwell Creek Canyon); Bidwell Creek Canyon 1444 Comment
  HSC14192  Agastache urticifolia M. T. Milligan 1965-6-27 369 Modoc E slope of eroded volcanic plateau. 1677 Comment
  RSA534711  Agastache urticifolia Bruce Bartholomew 1991-7-6 5979 Modoc Curtis Waterhole and adjacent lava outcrops. 399 Comment
  CAS-BOT-BC15602  Ageratina occidentalis Elmer Ivan Applegate 1932-7-1 8216 Modoc Rocky summit, Bidwell Mountain. Comment
  CAS-BOT-BC15646  Ageratina occidentalis Elmer Ivan Applegate 1932-7-6 8212 Modoc About 1 mi. above Lily Lake. Comment
  JEPS18576  Ageratina occidentalis F. H. Frost 1925-7-20 91 Modoc 2 mi above Cedarville; Cedar Camp Comment
  HSC42416  Ageratina occidentalis Barbara Kelly 1977-8-9 578 Modoc Trail to Clear Lake; first right hand bend from fork to Mill Creek Falls. Comment
  POM54280  Ageratina occidentalis M. S. Baker 1897-08 s.n. Modoc North Side of Egg Lake in Lava Comment
  CAS-BOT-BC15525  Agoseris X dasycarpa Alice Eastwood; John Thomas Howell 1940-6-14 8250 Modoc Between Mammoth Cave and Lava Beds National Monument Comment
  SEINET2029689 Image available Agoseris glauca var. laciniata C. L. Hitchcock 1940-5-27 6707 Modoc 15 miles northeast of Alturas 1676 Comment
  UC29358  Agoseris heterophylla var. heterophylla M. S. Baker and Frank Nutting 1894-6-16 Modoc hillside near Forestdale Comment
  UC29392  Agoseris parviflora Mrs. R. M. Austin Jul 1894 Modoc Goose Lake Valley Goose Lake Valley Comment
Read comments
Sep 5 2010
  HSC4606  Agoseris parviflora M. T. Milligan 1964-6-20 55 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  UC2043251  Agropyron cristatum subsp. pectinatum Barbara Ertter 1995-7-1 14456 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  UCD32700  Agropyron spicatum Beecher Crampton 1954-7-6 2116 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  CAS-BOT-BC127422  Agrostis exarata B. Bartholomew 1989-8-11 5073 A Modoc Along Lassen Creek near southeast side of Harris Flat, Warner Mountains. 1920 Comment
  UC1024982  Agrostis exarata Leo Whitney 1935-7-6 3416 Modoc Pitt River near Lookout; Pitt River Comment
  UC1025023  Agrostis exarata Leo Whitney 1935-7-17 3515 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore, Lake Joaquina 1463 Comment
  UCD32683  Agrostis exarata Beecher Crampton 1954-7-6 2095 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. 1676 Comment
  UCD52339  Agrostis exarata L. D. Whitney 1935-7-24 s.n. Modoc near Hackamore. Comment
  UCD52379  Agrostis exarata L. Whitney 1935-7-21 s.n. Modoc Happy Camp. Comment
  UCD53122  Agrostis pallens Leo Whitney Date Unknown 2182 Modoc Hackamore, 15 miles norhtwest of Canby, Modoc National Forest. 1463 Comment
  CAS-BOT-BC242421  Agrostis scabra R. S. Ferris; L. Lorraine 1941-8-13 10567 Modoc East Creek about 1 mile east of Patterson Ranger Station, Warner Mountains Comment
  CHSC112045  Agrostis stolonifera Lowell Ahart; John Dittes 2012-7-10 18323 Modoc On dry soil, along the south side of the drainage, 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
  CHSC117357  Agrostis stolonifera Lowell Ahart; John Dittes 2016-7-14 21208 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS127285  Agrostis stolonifera Lowell Ahart, John Dittes 2016-7-14 21208 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-BC242418  Agrostis variabilis Bruce Bartholomew; Barrett Anderson 1988-7-23 4587 Modoc Vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp, Warner Mts.. 2170 Comment
  CAS-BOT-BC190682  Aliciella micromeria Bruce Bartholomew 1991-5-24 5695 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  CAS-BOT-BC245003  Allium acuminatum Elmer Ivan Applegate 1929-6-24 5887 Modoc Between Adin and Canby, Pit River region. Comment
  CAS-BOT-BC245018  Allium acuminatum Alice Eastwood; John Thomas Howell 1940-6-1 8012 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC245021  Allium acuminatum John Thomas Howell 1934-6-11 11956 Modoc Parker Creek. 1584 Comment
  RSA520463  Allium acuminatum K. Paulson, R. Paulson 1989-6-14 137 Modoc Junction of Highway 299 and Highway 395 at turn off to Cedar Pass 1372 Comment
  SEINET8111991  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  SJSU7600  Allium acuminatum H. L. Buckalew 1961-6-26 Modoc by Deep Creek Canyon, Warner Mts 1645 Comment
  CAS-BOT-BC245000  Allium amplectens Fred. P. Cronemiller 1920-6-9 2 Modoc McKenzie Spring. 1310 Comment
  CAS-BOT-BC244993  Allium bisceptrum var. bisceptrum Bruce Bartholomew 1991-8-6 6091 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  SEINET12048096  Allium campanulatum Unknown 1947-1 s.n. Modoc grown at Pullman, WA, 2mi E of Cedar Pass, Warner Mts Comment
  CAS-BOT-BC244987  Allium lemmonii James Vale; et al 1981-5-23 4111 Modoc On White Horse Road enroute to Egg Lake from Lookout. 1252 Comment
  SJSU9927  Allium lemmonii H. L. Buckalew 1961-6-24 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass onAlturas-Cedarville Rd Comment
  RSA367064  Allium lemmonii George Willet 1935-6-21 s.n. Modoc Warren Mountains. 2287 Comment
Read comments
Jul 16 2011
  CAS-BOT-BC244977  Allium platycaule John H. Hatton 1911-6-13 68 Modoc Rush Creek. 1371 Comment
  UC593510  Allium platycaule E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1823 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  UCR267413  Allium platycaule Jim Andre, Glenn L. Clifton 1993-6-12 29995 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  CAS-BOT-BC244953  Allium tolmiei var. tolmiei K. Paulson; Robert Paulson 1990-6-21 205 Modoc N of Stough Reservoir, E side of Warner Mts. 1950 Comment
  JEPS127595  Allium tolmiei var. tolmiei L. P. Janeway 2016-5-16 11971 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. McGinty Reservoir 7.5' Quad. Comment
  UC1093653  Allophyllum integrifolium Herbert L. Mason 1957-7-6 14719 Modoc Warner Mts., Mill Creek Comment
  CAS-BOT-BC242346  Alopecurus aequalis Leland S. Smith 1918-6-22 942 Modoc Willow Creek below Ranger Station. 1676 Comment
  CAS-BOT-BC242347  Alopecurus aequalis Herbert Louis Mason 1947-8-13 13520 Modoc NE side of F reservoir, N of Canby. Comment
  RSA26257  Alopecurus aequalis Alice Eastwood, J. T. Howell 1940-6-12 8088 a Modoc Jess Valley Comment
  UC1158679  Alopecurus aequalis Arthur Cronquist and Arthur H. Holmgren 1959-6-19 8492 Modoc 15 mi. e. Likely (along shore of Clear Lake); Warner Mts., Clear Lake 1828 Comment
  UCD55835  Alopecurus aequalis Beecher Crampton; Carl Rimbey 1954-7-8 2173 Modoc 15 miles east of Likeley, Warner Mountains, floor of Jess Valley. Comment
  UC1100226  Alopecurus geniculatus Herbert L. Mason and Verne Grant 1947-7-12 13396 Modoc several mi. s. Alturas (irrgation ditch by Jones' Lane, off Hwy. 395) Comment
  SEINET10971739  Alopecurus pratensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2614 Modoc 4 mi s of davis creek on us hwy 395, in very mesic grassland sedge meadow, Lupines very sparse and approximately a week or more behind the flowering of Those near alturas. 1402 Comment
  CAS-BOT-BC242333  Alopecurus saccatus John H. Hatton 1911-6-22 137 Modoc unspecified - Modoc National Forest Comment
  HSC42319  Alyssum alyssoides S. Saufferer 1973-5-5 131 Modoc About 7 1/2 mi. S of Pine Creek along Hwy. 395 Comment
  NY718435  Alyssum parviflorum var. micranthum N. H. Holmgren 1998-5-30 12993 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
  CAS-BOT-BC58601  Alyssum simplex S. Saufferer 1973-5-5 131 Modoc About 7.5 mi. S of Pine Creek along Highway 395. Comment
  SEINET5340081  Alyssum simplex M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  UC1585856  Alyssum simplex Barbara Ertter 1988-6-18 7607 Modoc w. side hwy 139 just s. of where it crosses railroad at jct to Clear Lake (n.e. of Dry Lake, e. of Lava Beds National Monument) 1249 Comment
  UC71785  Ambrosia acanthicarpa Mrs. M. H. Manning 1904-1-1 393 Modoc near(?) Fort Bidwell Comment
  HSC41462  Amelanchier alnifolia J. P. Smith, J. O. Sawyer 1973-8-9 7265 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA152614  Amelanchier pallida I. L. Wiggins, Dorothy Wiggins 1961-6-12 16415 Modoc Mountainside near summit of Cedar Pass, between Alturas and Cedarville Comment
  RSA453135  Amelanchier pallida Christopher Davidson 1975-6-3 2588 Modoc Hwy 395N of Alturas, E of Goose l. 1 miles S of Willow Ranch. 1341 Comment
  RSA59973  Amelanchier pallida E. K. Balls 1950-5-13 14678 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line. 1463 Comment
  POM91701  Amelanchier pumila R. M. Austin 1895-1 457 Modoc Goose Lake Valley Comment
Read comments
Sep 5 2010
  CAS-BOT-BC217088  Amelanchier utahensis C. L. Hitchcock 1940-5-27 6701 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC217089  Amelanchier utahensis Doris K. Kildale 1927-9-11 2786 Modoc Near Alturas. 1371 Comment
  CHSC99962  Amelanchier utahensis Lowell Ahart; John Dittes 2008-8-26 15349 Modoc Northwest side of Rose Creek, 750 feet northeast 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
  SJSU9631  Amelanchier utahensis W. Savage 1979-7-7 Modoc Triangle, W side of Fairchild Swamp Unit Devils Garden District, Modoc National Forest 1493 Comment
  UC1127787  Amelanchier utahensis R. C. Wilson 1933-6-4 36 Modoc Rush Creek; Modoc National Forest, Canby Quad. 1463 Comment
  UC748391  Amelanchier utahensis Annie M. Alexander and Louise Kellogg 1946-6-5 4658 A Modoc s of Eagleville (Emerson Creek); Warner Mountains, Emerson Creek 1783 Comment
  UC1191835  Amsinckia menziesii var. menziesii Verne Grant, Irving Schneider 1947-7-18 8044 Modoc 5 mi n Bayley's Bridge (s of Alturas); Eastside Canal Comment
  CHSC67641  Amsinckia tessellata James D. Jokerst 1983-7-27 1917 Modoc E. side Hwy. 395 S of Alturas, N of Signal Butte. Comment
  CDA40464  Amsinckia tessellata var. tessellata Jim Jokerst 1983-7-27 1917 Modoc East side of Highway 395 south of Alturas, north of Signal Butte. 0 Comment
  UC134195  Anaphalis margaritacea Mrs. R. M. Austin 1894-8-1 90 Modoc springs at Sugar Loaf Hills Comment
  CAS-BOT-BC15612  Antennaria argentea John Thomas Howell 1934-7-1 12316 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC15617  Antennaria argentea John Thomas Howell 1934-6-11 11968 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15618  Antennaria argentea Margaret J. Williams 1984-6-29 84- 72 -2 Modoc Cave Lake. 2133 Comment
  SJSU8153  Antennaria argentea R. L. Fisher 1958-6-13 Modoc near Adin Pass, 6 mi S of Canby 1524 Comment
  CAS-BOT-BC15624  Antennaria dimorpha C. C. (Mrs.) Bruce 1893-4-1 111 Modoc Davis Creek. Comment
  HSC31345  Antennaria dimorpha D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19416 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC485205  Antennaria dimorpha Franklin P. Nutting Modoc Egg Lake Comment
  UCD129089  Antennaria dimorpha Geo C. Wood 1940-4-24 s.n. Modoc Spaulding Ranch, 20 miles n.e. of Alturas. 1371 Comment
  CAS-BOT-BC15586  Antennaria geyeri Leland S. Smith 1407 Modoc Happy Camp. 1371 Comment
  UC29492  Antennaria geyeri M. S. Baker and Frank Nutting 1894-1 Modoc Egg Lake Comment
  CAS-BOT-BC15592  Antennaria luzuloides Bruce Bartholomew; Barrett Anderson 1988-6-24 4361 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CHSC107351  Antennaria luzuloides Lowell Ahart; John Dittes 2011-6-22 17554 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  RSA164371  Antennaria luzuloides Clare B. Hardham 1961-6-18 7556 Modoc Cedar Pass. 1829 Comment
  CHSC106210  Anthemis cotula Lowell Ahart; John Dittes 2010-8-31 17097 Modoc Bottom of a small wash, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA0059602  Apera interrupta Lowell Ahart, John Dittes 2011-6-21 17520 Modoc About 130 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  SD149188  Apocynum androsaemifolium B. Bartholomew, B. Anderson 1988-7-21 4410 Modoc Whitehorse Mountains, 11 km north of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC15693  Apocynum androsaemifolium Leland S. Smith 1924-6-15 1401 Modoc Vicinity of Lava Ranger Station. 1310 Comment
  HSC3214  Apocynum androsaemifolium M. T. Milligan 1964-7-1 110 Modoc Ballard's Resvr. Rd. 3 mi. E of Modoc Co. Rd. 54. 1372 Comment
  NY485762  Aquilegia formosa M. S. Baker 1893-6-29 s.n. Modoc Comment
  UC8987  Aquilegia formosa Mrs. R. M. Austin and Bruce 1898-7-1 2296 Modoc Ross Canyon Comment
Read comments
May 13 2013
  CAS-BOT-BC218337  Aquilegia formosa var. formosa Roxana Stinchfield Ferris; R. Duthie 1919-6-14 21 Modoc Along Parker Creek, Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC218340  Aquilegia formosa var. formosa Leland S. Smith 1920-7-13 1176 Modoc Grizzley's. 1554 Comment
  CAS-BOT-BC218343  Aquilegia formosa var. formosa Bruce Bartholomew; Barrett Anderson 1990-7-20 5499 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  HSC6522  Arabis glabra M. T. Milligan 1966-7-1 522 Modoc N end of Jess Valley. 1616 Comment
  HSC25993  Arabis holboellii var. retrofracta D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19469 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS53115  Arabis puberula Mrs. C. C. Bruce Jun 1898 2247 Modoc Goose Lake hills Goose Lake Comment
  NY114822  Arabis puberula R. C. Rollins 1981-6-1 81192 Modoc Warner Mtns., 3.3 miles W of Lake City Comment
  UC118066  Arabis pycnocarpa var. pycnocarpa Mrs. R. M. Austin Jun 1894 Modoc Willow Creek Valley Comment
Read comments
Nov 11 2011
  NY119624  Arabis sparsiflora var. subvillosa R. C. Rollins 1981-6-1 81193 Modoc Warner Mtns., ca. 1 mile N of summit, Lake City to U.S. 395 Comment
  HSC81063  Arabis suffrutescens G. M. Riegel 1980-8-25 1106 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC95645  Arctostaphylos nevadensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4325 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC95649  Arctostaphylos nevadensis Belknap C. Goldsmith 1911-6-14 31 Modoc N Fork Davis Creek. 1920 Comment
  CAS-BOT-BC95650  Arctostaphylos patula Leland S. Smith 1925-7-1 1503 Modoc Happy Camp Mt. 1828 Comment
  UC51493  Arenaria aculeata Frances D. Payne 1932-6-26 602 Modoc s and e Alturas (High ridges north of Parker Creek); Warner Mountains, Parker Creek 1828 Comment
  UC71561  Arenaria congesta var. congesta Mrs. M. H. Manning july 1903 294 Modoc Mt. Bidwell 1828 Comment
  POM229218  Aristida oligantha L. C. Wheeler 1935-9-6 3959 Modoc Fletcher Creek at Pease Place. Devil's Garden. 1524 Comment
  CHSC77182  Arnica chamissonis G. Schoolcraft 1996-7-22 2539 Modoc Meadow east of Yankey Jim Ranch (SE of Alturas). 91 Comment
Read comments
Feb 27 2007
  CAS-BOT-BC15404  Arnica cordifolia M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass camp ground. Comment
  CHSC109457  Arnica cordifolia B. Castro; L. P. Janeway 2012-7-24 1949 Modoc Warner Mountains. Flat ridgetop near Sunshine and Moonlight Mines, along Road 48N21 ca 1 air mi SW of Dismal Swamp. 2315 Comment
  JEPS35899  Arnica cordifolia L. S. Smith 1918-6-11 935 Modoc Buck Creek R. S. Modoc National Forest, Willow Creek 1524 Comment
  UC936273  Arnica cordifolia Annie M. Alexander and Louise Kellogg 1946-6-5 4668 Modoc s of, (Emerson Creek) Eagleville; Warner Mountains, Emerson Creek 1981 Comment
  CAS-BOT-BC15414  Arnica cordifolia Roxana Stinchfield Ferris; R. Duthie 1919-6-14 74 Modoc Warner Mts. Comment
  CAS-BOT-BC15282  Arnica longifolia Leland S. Smith 1917-8-3 147 Modoc South Fork Davis Creek. 2042 Comment
  HSC81149  Arnica longifolia G. M. Riegel 1980-8-7 1011 Modoc S Warner Mtns. 2100 Comment
  UC936191  Arnica longifolia Annie M. Alexander and Louise Kellogg 1946-7-23 5055 Modoc Emerson Peak , Warner Mountains Comment
  UC936275  Arnica longifolia Annie M. Alexander and Louise Kellogg 1946-8-3 5100 Modoc head of Eagle Creek Warner Mountains, Eagle Creek Comment
  CAS-BOT-BC15287  Arnica mollis Annie Montague Alexander; L. Kellogg 1946-7-23 5055 Modoc NE of Emerson Peak. Comment
  CAS-BOT-BC15288  Arnica mollis Elmer Ivan Applegate 1932-7-31 7974 Modoc Mill Creek Meadow, Warner Mts. Comment
  HSC46305  Arnica mollis J. P. Smith, J. O. Sawyer 1973-8-8 7217 Modoc Near summit of Eagle Peak 2988 Comment
  SEINET6775095 Image available Arnica mollis L. Kellogg, A. M. Alexander 1946-7-23 5055 Modoc Emerson Peak, Warner Mountains Comment
  CAS-BOT-BC15251  Arnica sororia Francis Dorris Payne 1932-6-24 598 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15296  Arnica sororia Roxana Stinchfield Ferris; R. Duthie 1919-6-15 143 Modoc Along Parker Creek below Modoc National Forest boundary. Comment
  CDA10133  Arnica sororia T. C. Fuller 1963-6-11 10648 Modoc Little Meadow Campground, South Fork of the Pit River, 7.9 miles east of Likely. 0 Comment
  UCD56036  Arrhenatherum elatius L. S. Smith 1919-6-2 1112 Modoc Deep Creek Ranger Station. Warner Mountains. Comment
  SEINET229955  Artemisia arbuscula Leila M. Shultz, John S. Shultz 1985-6-23 8593 Modoc California, Modoc County. Modoc Plateau at the western extension of the Great Basin, between Beeler and Duncan reservoirs north of Canby, near highway 139. 1310 Comment
  SEINET2164562  Artemisia arbuscula subsp. arbuscula A. A. Beetle 1957-8-16 12 , 915 Modoc 15 miles south of Alturas Comment
  CDA19748  Artemisia cana H. R. Leach September 1959 s.n. Modoc Modoc Plateau; No additional data provided. 0 Comment
  HSC81039  Artemisia ludoviciana subsp. incompta G. M. Riegel 1980-8-21 1094 Modoc South Warner Mountains 2100 Comment
  CAS-BOT-BC15264  Artemisia ludoviciana subsp. ludoviciana Bruce Bartholomew 1992-8-10 6401 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  CAS-BOT-BC15274  Artemisia ludoviciana subsp. ludoviciana R. M. Austin 1898-7-1 2175 Modoc Goose Lake. Comment
  UC127411  Artemisia ludoviciana subsp. ludoviciana Mrs. M. H. Manning Oct 9 1902-Mar 20 1903 21 Modoc Ft. Bidwell Comment
  RSA518545  Artemisia tridentata subsp. tridentata George K. Helmkamp 1990-9-23 H- 4 Modoc US Hwy 395, 13 mi. N of Likely. 1341 Comment
  SEINET10580365  Asclepias cordifolia Robert F. Thorne, C. W. Tilforth 1969-9-5 Thorne 39152 Modoc Modoc National Forest, Warner Mts., near Mill Creek Falls 1753 Comment
  HSC3280  Asclepias fascicularis M. T. Milligan 1964-7-24 164 Modoc Badger Wells Rd. at Boles Creek Crossing 1524 Comment
  CDA39829  Asclepias speciosa T. C. Fuller 1958-7-9 2053 Modoc 5 miles west of Adin. 0 Comment
  POM312625  Asperugo procumbens H. L. Mason, Verne Grant 1947-7-12 13416 Modoc Near south end of west side road, Pit River Valley, south of Alturas. Comment
  UC1191653  Asperugo procumbens Herbert L. Mason and Verne Grant 1947-7-12 13416 Modoc s. of Alturas (Pit R. Valley near s. end of w. side of rd.); Pit R. Valley Comment
  RSA210851  Aster ascendens R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39125 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  JEPS86084  Astragalus Wayne Roderick 1966-7-23 Modoc Warner Mountains 2133 Comment
  NY790904  Astragalus agrestis Mrs. C. C. Bruce 06 1898 2212 Modoc Madaline Plains Comment
Read comments
Aug 21 2016
  NY803545  Astragalus curvicarpus var. curvicarpus P. H. Raven 1958-6-18 13335 Modoc 8.6 miles west of Alturas on United States Highway 299 Comment
  CAS-BOT-BC182065  Astragalus filipes John Thomas Howell 1934-6-12 11986 Modoc Surprise Station. Comment
  CAS-BOT-BC182078  Astragalus filipes Bruce Bartholomew 1992-5-15 6293 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1460 Comment
  RSA271940  Astragalus filipes Christopher Davidson 1975-6-4 2627 Modoc Canby Bridge across Pit R., ca. 4 mi. S of Canby on Hwy 299. 1341 Comment
  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
  SBBG22154  Astragalus filipes C. B. Hardham 1961-6-19 7838 Modoc Davis Crk 1676 Comment
  RSA520483  Astragalus filipes Bruce Bartholomew, B. Anderson 1989-6-2 4811 Modoc NE side of Upper Lake, 4km S of road to Fee Reservoir, NE end of Surprise Valley. 1420 Comment
  SEINET948297  Astragalus filipes Ira L. Wiggins 1967-1 16433 Modoc South-facing slope 4 miles E of summit of Cedar Pass, between Alturas and Caderville Comment
  NY677319  Astragalus obscurus B. M. Bartholomew 1991-5-24 5740 Modoc Near northwest side of Big Mud Lake and 2 km southwest of Nevada State boundary 1680 Comment
  UC13460  Astragalus obscurus Mrs. R. M. Austin June 1894 Modoc banks of Ewing Creek above Goose Lake; above Goose Lake, Ewing Creek Comment
  CAS-BOT-BC182028  Astragalus purshii L. A. M. Black 1893-7-1 83 Modoc Davis Creek. Comment
  CAS-BOT-BC182036  Astragalus purshii Leland S. Smith 1919-5-3 1084 Modoc Plateau, road to Jess Valley. 1524 Comment
  JEPS3943  Astragalus purshii N. T. Mirov 1929-5-30 Modoc Buck Creek Ranger Station e Goose Lake (Buck Creek Ranger Station, Warner Mountains); Warner Mountains, e of Goose Lake 1584 Comment
  HSC81081  Astragalus purshii G. M. Riegel 1980-7-3 821 Modoc South Warner Mtns. 1829 Comment
  RSA415670  Astragalus purshii var. purshii Christopher Davidson 1973-5-24 2103 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  CHSC67107  Astragalus purshii var. tinctus James D. Jokerst 1987-5-12 2849 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  RSA101378  Astragalus purshii var. tinctus R. Weatherby 1955-7-8 1636 Modoc 3 miles north of Ft. Bidwell, northern Warner Mts. 1555 Comment
  RSA60236  Astragalus purshii var. tinctus E. K. Balls 1950-5-12 14645 Modoc West of Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1707 Comment
  POM26817  Astragalus whitneyi R. M. Austin 1895-05 31 Modoc Goose Lake Valley. Comment
  RSA163835  Astragalus whitneyi var. confusus Clare B. Hardham 1961-6-18 7578 Modoc Mtns S of Cedar Pass. 1982 Comment
  CAS-BOT-BC181995  Astragalus whitneyi var. lenophyllus Bruce Bartholomew 1990-6-17 5355 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  CAS-BOT-BC182006  Astragalus whitneyi var. lenophyllus Bruce Bartholomew 1991-5-25 5757 Modoc Turner Creek at County Rd. 90, N end of Big Valley, 6.4 km N of Lassen County line. 1230 Comment
  CAS-BOT-BC182007  Astragalus whitneyi var. lenophyllus R. M. Austin 1895-5-1 31 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC182011  Astragalus whitneyi var. lenophyllus Clare Butterworth Hardham 1961-6-18 7578 Modoc Mountains S of Cedar Pass, Warner Mts. Comment
  SFV1789  Astragalus whitneyi var. siskiyouensis I. L. Wiggins, D. B. Wiggins 1961-6-16 16525 Modoc 6.4 miles west of Canby. 1320 Comment
  CAS-BOT-BC30207  Athyrium alpestre var. americanum Bruce Bartholomew 1992-8-8 6373 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  CAS-BOT-BC30208  Athyrium alpestre var. americanum Annie Montague Alexander; L. Kellogg 1946-7-23 5056 Modoc Emerson Peak, Warner Mts. Comment
  UC922445  Athyrium distentifolium var. americanum Annie M. Alexander and Louise Kellogg 1946-7-23 5056 Modoc Emerson Peak, northeast Emerson Peak; Warner Mts Comment
  UC399387  Athyrium filix-femina var. cyclosorum unknown 1900-9-5 Modoc near Forestdale Comment
  CHSC106320  Atriplex argentea var. argentea Lowell Ahart; John Dittes 2010-8-31 17137 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
  JEPS121188  Atriplex rosea Lowell Ahart, John Dittes 2013-7-25 18956 Modoc Along the N-S fence, S edge of Ash Creek floodplain, NW of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  JEPS59672  Atriplex rosea W. L. Jepson 1918-8-10 7939 Modoc Alturas Alturas (on railway embankment) 1371 Comment
  NY528262  Atriplex rosea L. C. Wheeler 1935-10-10 4034 Modoc Alturas 1356.4 Comment
  UC1101612  Azolla filiculoides Herbert L. Mason 1947-8-12 13503 Modoc juction of N and S forks of Pit River Altura Comment
  POM350741  Balsamorhiza hookeri Christopher Davidson 1975-6-4 2600 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC75935  Balsamorhiza hookeri Milo S. Baker Modoc near Egg Lake Comment
  CAS-BOT-BC15194  Balsamorhiza hookeri var. lanata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16474 Modoc 2.4 mil. S of Village of Davis Creek, SE side of Goose Lake Comment
  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
  RSA488573  Balsamorhiza sagittata Bruce Bartholomew, B. Anderson 1988-5-14 4193 Modoc 2 km south of turnoff to Crowder Flats West Side Road, west side of Goose Lake. 1410 Comment
  SEINET10757887  Balsamorhiza serrata Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 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. T43N R15E S28 SW 1/4. 1928 Comment
  JEPS118474  Barbarea orthoceras Lowell Ahart, John Dittes 2011-6-21 17518 Modoc About 130 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC10248  Barbarea orthoceras Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  CAS-BOT-BC248384  Beckmannia syzigachne John H. Hatton 1911-6-23 160 Modoc Modoc National Forest Comment
  CAS-BOT-BC248385  Beckmannia syzigachne Peter H. Raven; Otto T. Solbrig 1958-6-17 13304 Modoc Along United States Highway 299, 2.6 miles west of Alturas Comment
  CHSC116085  Beckmannia syzigachne Lowell Ahart; John Dittes 2015-7-16 20372 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
  JEPS114846  Beckmannia syzigachne Lowell Ahart, John Dittes 2008-6-21 14991 Modoc In shallow water and on wet soil, along the edge of the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (ai 1255 Comment
  UCD32724  Beckmannia syzigachne Beecher Crampton 1954-7-7 2162 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UCD56808  Beckmannia syzigachne August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  RSA611424  Betula nana L. C. Wheeler 1935-8-15 3858 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  CAS-BOT-BC497325  Betula occidentalis John Thomas Howell 1934-6-13 12095 Modoc Warner Mts., Patterson Mill Road 1676 Comment
  CAS-BOT-BC498659  Betula occidentalis Roxana S. Ferris; Laura Lorraine 1941-8-14 10600 Modoc 8.5 mi from Patterson Ranger Station on Eagleville Rd., Warner Mountains Comment
  CAS-BOT-BC218112  Bistorta bistortoides Elmer Ivan Applegate 1932-7-9 7613 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC15081  Blepharipappus scaber David Daniels Keck; Jens Chr. Clausen 1935-6-24 3711 Modoc 3 mi. NE of Willow Ranch E of Goose Lake. 1550 Comment
  CAS-BOT-BC15105  Blepharipappus scaber Barrett Anderson 1986-7-9 3130 Modoc Poney Flat Road, just off Hwy 299 1435 Comment
  CAS-BOT-BC15109  Blepharipappus scaber James D. Jokerst 1983-5-31 1809 Modoc Near Signal Butte. 1340 Comment
  CAS-BOT-BC15111  Blepharipappus scaber Bruce Bartholomew 1991-6-21 5796 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC15115  Blepharipappus scaber Bruce Bartholomew 1990-6-15 5219 Modoc W side of Deer Spring Ridge in vicinity of Reid Draw, ca. 1 km N of the Lasson Co. border. 1540 Comment
  CAS-BOT-BC15120  Blepharipappus scaber Mrs. H. C. Cantelow 1940-5-31 3088 Modoc 3 mi E of Canby. Comment
  CAS-BOT-BC15123  Blepharipappus scaber R. M. Austin 1886-6-1 Modoc Goose Lake Valley. 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
  POM298280  Blepharipappus scaber D. D. Keck, Jens Clausen 1935-6-24 3711 Modoc 3 miles northeast of Willow Ranch, east of Goose Lake. 1555 Comment
  UC35785  Blepharipappus scaber Mrs. R. M. Austin 1894-7-1 Modoc Goose Leake Valley Comment
Read comments
Jul 6 2010
  CAS-BOT-BC15119  Blepharipappus scaber Mrs. Annie F. Rodda 1932-7-1 Modoc Near Alturas. Comment
  CAS-BOT-BC16828  Boechera B. Bartholomew; B. Anderson 1988-6-25 4383 Modoc 5.2 km west of Jess Valley on the road to Likely. 1450 Comment
  CAS-BOT-BC16900  Boechera calderi M. Bourell; R. W. Patterson 1993-8-15 5262 Modoc South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC497312  Boechera holboellii Belknap C. Goldsmith 1912-5-15 72 Modoc Parker Creek, Warner Mts. 1676 Comment
  CAS-BOT-BC58289  Boechera lemmonii Elmer Ivan Applegate 1932-8-3 8123 Modoc Summit of Warner Mts. just N of Eagle Peak. Comment
  CAS-BOT-BC95729  Boechera pauciflora Milo Samuel Baker; Franklin P. Nutting 1894-1-1 Modoc Near Egg Lake. Comment
  CHSC118073  Boechera pauciflora L. P. Janeway 2016-5-17 12019 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  RSA0049640  Boechera pauciflora Dean Wm. Taylor 2012-6-19 21248 Modoc Mouth of Baggett Gulch (ca 3 air miles S of Canby), Modoc National Forest 1463 Comment
  CAS-BOT-BC14095  Boechera pauciflora B. Bartholomew; B. Anderson 1988-7-21 4464 Modoc Vicinty of Patterson Campground, southern end of Warner Mountains. 2190 Comment
  CAS-BOT-BC35123  Boechera puberula E. S. Willits 1940-5-6 225 Modoc Davis Creek. Comment
  CAS-BOT-BC25535  Boechera retrofracta B. Bartholomew 1990-6-18 5361 Modoc 1.6 mile south of Davis Creek on Highway 395. 1450 Comment
  CAS-BOT-BC25702  Boechera sparsiflora John Thomas Howell 1934-6-14 12138 Modoc Warner Mountains. Near Lost Lake. 2438 Comment
  CAS-BOT-BC25708  Boechera sparsiflora C. L. Hitchcock 1940-5-27 6714 Modoc 15 miles northwest of Alturas. 1676 Comment
  CHSC67093  Boechera sparsiflora James D. Jokerst 1987-5-11 2820 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  UC1573167  Boechera sparsiflora Dean W. Taylor 1989-8-5 10453 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains, , Emerson Creek 2560 Comment
  JEPS53055  Boechera subpinnatifida Frances D. Payne 1932-6-10 624 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC71683  Boechera subpinnatifida Mrs. M. H. Manning Jul 1903 100 b Modoc near Fort Bidwell (ne Modoc County) Comment
  POM312610  Boisduvalia densiflora var. densiflora H. L. Mason, Verne Grant 1947-7-13 13441 Modoc Joseph Creek on Highway 395, north of Davis Creek (east side of Goose Lake) Comment
  UC123120  Botrychium multifidum Mrs. R. M. Austin 1874-1 149 Modoc Lava Beds Comment
  CAS-BOT-BC244939  Brodiaea coronaria subsp. coronaria Barrett Anderson 1986-7-9 3141 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  UC1134015  Brodiaea coronaria subsp. coronaria R. C. Wilson 1933-6-27 56 Modoc Tom's Creek Modoc National Forest, Canby Quad. 1463 Comment
  CAS-BOT-BC242403  Bromus briziformis Leland S. Smith 1918-6-14 939 Modoc Buck Creek Ranger Station. 1676 Comment
  CAS-BOT-BC242446  Bromus briziformis Bruce Bartholomew; Barrett Anderson 1989-6-3 4859 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  UC1024738  Bromus carinatus var. carinatus Leo Whitney 1934-5-19 3043 b Modoc Modoc National Forest, Timbered Mountains, Devil's Garden Devil's Garden; Modoc National Forest, Timbered Mountains, Devil's Garden 1524 Comment
  UC1137106  Bromus carinatus var. carinatus August L. Hormay 1932-7-15 Modoc Crowder Flat Ranger Station Comment
  UC1025050  Bromus commutatus Leo Whitney 1935-8-3 3597 Modoc Buck Creek Comment
  UCD58452  Bromus commutatus A. A. Beetle 1941-6-29 2837 Modoc South slope of Mount Adin. Comment
  CAS-BOT-BC242471  Bromus hordeaceus Leland S. Smith 1918-6-12 932 Modoc Buck Creek Ranger Station. 1706 Comment
  JEPS69203  Bromus hordeaceus Leland S. Smith 1918-6-12 932 Modoc Modoc National Forest, Buck Creek Ranger Station Buck Creek Ranger Station; Modoc National Forest, Buck Creek Ranger Station 1676 Comment
  UC1024321  Bromus hordeaceus Annie M. Alexander and Louise Kellogg 1946-6-18 4792 Modoc Patterson Mill-Silver Creek Roads Patterson Mill; , Silver Creek Roads 1828 Comment
  UC149681  Bromus hordeaceus H. M. Hall and E. B. Babcock June 1903 4246 Modoc Sierra Nevada Mountain, south-western Modoc County Sierra Nevada Mountain 1219 Comment
  SJSU5110  Bromus inermis H. L. Buckalew 1961-6-29 Modoc Stowe Reservoir 1 mi N of Cedar Pass on the Alturas-Cedarville Rd, Warner Mts 1920 Comment
  CDA13463  Bromus inermis subsp. inermis G. F. Hrusa, T. D. Wilfred 1996-7-21 13310 Modoc Modoc Plateau; Large colony at edge of riparian willow scrub along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Perennial 1.5-2 m tall. Comment
  CAS-BOT-BC242462  Bromus japonicus Bruce Bartholomew; Barrett Anderson 1988-6-23 4219 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  JEPS114831  Bromus japonicus Lowell Ahart, John Dittes 2008-6-21 14987 Modoc On dry soil, about 10 yards north of a large culvert, on the the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS119962  Bromus japonicus Lowell Ahart, John Dittes 2012-7-10 18313 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
  RSA152720  Bromus marginatus I. L. Wiggins, Dorothy Wiggins 1961-6-12 16435 Modoc 4 miles E of summit of Cedar Pass, along Cedar Pass road. Comment
  UC53739  Bromus orcuttianus unknown Modoc California Comment
  UC1024844  Bromus racemosus Leo Whitney 1935-6-9 3208 Modoc White Horse Comment
  UCD59636  Bromus rubens L. Whitney 1935-6-29 s.n. Modoc Dam--Hackamore Reservoir. Comment
  UC70664  Bromus secalinus Mrs. M. H. Manning June 1903 416 b Modoc in north-eastern Modoc County Modoc County Comment
  CAS-BOT-BC242459  Bromus suksdorfii Leland S. Smith 1922-7-20 1277 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC242499  Bromus tectorum Leland S. Smith 1924-6-9 1394 Modoc Egg Lake. Comment
  HSC88841  Calamagrostis stricta subsp. inexpansa J. P. Smith, J. O. Sawyer 1973-8-9 7276 Modoc Blue Lake, Modoc National Forest 1829 Comment
  UC1099789  Callitriche hermaphroditica Herbert L. Mason 1947-8-8 13469 Modoc nw of Alturas (Big Sage Reservoir); Big Sage Reservoir Comment
  CAS-BOT-BC95098  Callitriche palustris Bruce Bartholomew 1995-7-30 7069 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  CAS-BOT-BC30158  Calocedrus decurrens Belknap C. Goldsmith 1910-8-1 18 Modoc Near Fandango Creek, W slope Warner Mts. 1630 Comment
  CAS-BOT-BC85785  Calocedrus decurrens Elmer I. Applegate 1932-7-6 8208 Modoc Bidwell Creek above Ft. Bidwell Comment
  CAS-BOT-BC244938  Calochortus leichtlinii Elmer Ivan Applegate 1932-7-31 7958 Modoc Mill Creek Meadow. Comment
  RSA520456  Calochortus leichtlinii K. Paulson, R. Paulson 1989-7-12 177 Modoc Ca. 2 miles north of Mill Creek Falls, west side of Warner Mountains 1921 Comment
  CAS-BOT-BC244927  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1989-7-14 4966 Modoc Ca. 8 km NW of Lookout. 1300 Comment
Read comments
Aug 4 2018
  UC72480  Calochortus longebarbatus var. longebarbatus Milo S. Baker Modoc Forestdale Comment
  CAS-BOT-BC244926  Calochortus macrocarpus Bruce Bartholomew 1989-8-13 5143 Modoc Top of Manzanita Mountain. 2090 Comment
  UC1036061  Calochortus macrocarpus Annie M. Alexander and Louise Kellogg 1946-7-5 4907 Modoc w of Lower Lake; Lava Cliff Comment
  HSC15363  Calochortus macrocarpus var. macrocarpus M. T. Milligan 1966-7-7 563 Modoc Slopes and ridges east of Jess Valley 1768 Comment
  CHSC99968  Calycadenia fremontii Lowell Ahart; John Dittes 2008-8-26 15331 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
  JEPS114378  Calycadenia fremontii Lowell Ahart, John Dittes 2008-8-26 15331 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
  SBBG128750  Calycadenia fremontii L. Ahart, J. Dittes 2008-8-26 15331 Modoc sides of County Rd 85a, 287 feet E of County Rd 91, 7.7 mi (air) NNE of Lookout 1303 Comment
  UC7767  Calyptridium umbellatum Milo S. Baker 1893-8-5 Modoc Medicine Lake 1828 Comment
  CAS-BOT-BC95585  Calystegia occidentalis subsp. occidentalis Bruce Bartholomew 1989-7-14 4954 Modoc ca. 6.5 km NE of Egg Lake and 0.8 km E of Survice Gulch. 1340 Comment
  UC71724  Calystegia occidentalis subsp. occidentalis Mrs. M. H. Manning July, 1903 40 Modoc near Fort Bidwell (mountains, north-eastern Modoc County); near Fort Bidwell Comment
  CAS-BOT-BC95581  Calystegia occidentalis subsp. occidentalis Francis Dorris Payne 1931-7-6 321 Modoc Warner Mts. Comment
  CHSC117809  Camassia quamash L. P. Janeway 2016-5-18 12064 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  CHSC118278  Camassia quamash subsp. breviflora L. P. Janeway 2016-5-17 12039 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans slough; about 3.2 air-km north of Big Sage Reservoir. 1494 Comment
  JEPS61553  Camassia quamash subsp. quamash Milo S. Baker Jun 21 1893-Jul 21 1893 Modoc Modoc County Comment
  CHSC107322  Camelina microcarpa Lowell Ahart; John Dittes 2011-6-21 17517 Modoc About 130 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC112831  Camelina microcarpa Lowell Ahart; John Dittes 2013-7-25 18951 Modoc About 100 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
  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
  NY851236  Camissonia claviformis var. cruciformis B. M. Bartholomew 1990-6-17 5315 Modoc Surprise Valley, 6.8 km west of Eagleville 1390 Comment
  CHSC107382  Camissonia contorta Lowell Ahart; John Dittes 2011-6-22 17544 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 Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CAS-BOT-BC191105  Camissonia pusilla Bruce Bartholomew 1993-6-13 6642 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  HSC16482  Camissonia subacaulis M. T. Milligan 1964-6-25 80 Modoc Upper Lassen Creek 1829 Comment
  POM38366  Camissonia subacaulis R. M. Austin 1895-07 425 Modoc Willow Creek (Devils Garden) Comment
  NY852072  Camissonia tanacetifolia B. Anderson 1986-7-9 3147 Modoc Crowder Flat Road, 3.2 km off Hwy 299 1510 Comment
  CAS-BOT-BC95106  Campanula scabrella D. Showers 1978-8-8 4219 Modoc Near Patterson Lake. 2743 Comment
  SEINET10873295  Campanula scabrella Unknown 1978-8-8 Showers 4219 DWS Modoc On dry open slopes near PAtterson lake, Warner Mountains Comment
  POM95593  Cardamine pensylvanica Mrs. R. M. Austin 1895-06 69 Modoc Goose Lake. Ross Canyon. Comment
  JEPS124311  Carduus nutans Lowell Ahart, John Dittes 2015-7-15 20341 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-BC242400  Carex Annie Montague Alexander; L. Kellogg 1946-7-23 5047 Modoc Emerson Peak. 2750 Comment
  UCR34820  Carex J. A. Harpel 1981-8-6 V 3 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC242330  Carex abrupta Bruce Bartholomew; Barrett Anderson 1988-7-22 4542 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  CHSC100860  Carex abrupta L. P. Janeway; B. Castro 2008-8-17 9673 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. Near moist bed of small rocky drainage channel. On moist slope on the side of the drainage. 2372 Comment
  UC70607  Carex aurea M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  UC189590  Carex aurea Milo S. Baker Modoc Big Valley Mts. Comment
  HSC48334  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19356 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CHSC109462  Carex illota L. P. Janeway; B. Castro 2012-7-27 11022 Modoc Warner Mountains. North-sloping meadow opening just above Mineral spring, 0.5 air km east of Yellow Mountain. 2361 Comment
  JEPS122361  Carex lenticularis Joseph Broberg, Jaycee Leonard 2012-8-14 CA 320 -124 Modoc From Alturas take Modoc Co. rd 56 to the East (this road turns into FS rd. 5). Follow this road to FS rd. 41N51 and turn right. Keep right at fork and continue to Yankee Jim Ranch. Collection is 1 mile NE of ranch house Comment
  HSC48329  Carex lenticularis var. impressa D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19418 Modoc Near Hager Reservoir Comment
  UC1158683  Carex lenticularis var. lipocarpa Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8499 Modoc 15 mi e of Likely (just above Clear Lake, Warner Mountains, along Mill Creek); Warner Mountains, Mill Creek 1828 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
  HSC7150  Carex microptera M. T. Milligan 1965-6-26 319 Modoc N end Jess Valley. 1616 Comment
  UC1158684  Carex microptera Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8490 Modoc 15 mi e Likely; Warner Mts., Clear Lake 1828 Comment
  CHSC85183  Carex nebrascensis John Dittes; Josephine Guardino 1991-6-1 368 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
  UC1024329  Carex nebrascensis Annie M. Alexander and Louise Kellogg 1946-7-7 4928 Modoc Eight Mile Creek 1752 Comment
  SEINET8055413 Image available Carex nebrascensis H. L. Mason, V. Grant 1947-7-12 13435 Modoc Corporation Ranch Headquarters, N of Likely Comment
  SJSU9665  Carex nebrascensis W. Savage 1979-7-9 1510 Modoc border of pond by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC242358  Carex pellita John Thomas Howell 1934-6-16 12207 Modoc Parker Creek. 1584 Comment
  UC1100510  Carex pellita Herbert L. Mason, Verne Grant 1947-7-12 13423 Modoc s Alturas (irrigation ditch near s end of west side road, along railroad tracks); Pit River Valley Comment
  CAS-BOT-BC245158  Carex petasata Clare Butterworth Hardham 1961-6-17 7808 Modoc North fork of the Pit River, 3.3 mi. S of junction of 395 and 8A. Comment
  UC1024338  Carex phaeocephala Annie M. Alexander and Louise Kellogg 1946-7-23 5047 Modoc near summit Emerson Peak; Warner Mountains 2749 Comment
  UCD140769  Carex praegracilis Herbert L. Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UC1024325  Carex raynoldsii Annie M. Alexander and Louise Kellogg 1946-6-30 4884 Modoc Highgrade, w side of ridge n end of Warner Mountains 2377 Comment
  RSA755320  Carex sheldonii L. Ahart, John Dittes 2008-6-21 15012 Modoc Edge of a large pond, north of a large levee, mountain meadow, in Big Valley, about 4.3 air miles northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 air miles northeast of Bieber. 1267 Comment
  SJSU9612  Carex simulata W. Savage 1979-7-6 1388 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1024332  Carex straminiformis Annie M. Alexander and Louise Kellogg 1946-7-17 5007 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC242398  Carex subfusca Bruce Bartholomew; Barrett Anderson 1988-6-24 4332 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC245146  Carex subfusca John Thomas Howell 1934-6-16 12208 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC245147  Carex subfusca Leland S. Smith 1922-7-20 1279 Modoc Rush Creek Ranger Station Pasture. 1905 Comment
  SEINET3910198  Carex tracyi Louis C. Wheeler 1935-8-16 1577 Modoc Warner Mountains. Dismal Swamp.; 0 2225 Comment
  HSC48189  Carex tumulicola D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19420 Modoc Near Hager Reservoir Comment
  JEPS63663  Carex utriculata W. L. Jepson 1918-8-12 7952 Modoc Jess Valley 1584 Comment
  CAS-BOT-BC115186  Carex vernacula John Thomas Howell 1934-6-14 12165 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  UC8077  Carex vesicaria Milo S. Baker 1893-7-8 Modoc Egg Lake Comment
  CAS-BOT-BC180130  Castanopsis sempervirens A. D. Borden 1911-6-15 Modoc NE slope of Davis Creek. 2133 Comment
  RSA504668  Castilleja angustifolia K. Paulson, R. Paulson 1988-5-24 17 Modoc Granger Canyon, Warner Mountains. 1494 Comment
  HSC80805  Castilleja applegatei G. M. Riegel 1979-7-2 458 Modoc South Warner Mts. 509 Comment
  CAS-BOT-BC225998  Castilleja applegatei subsp. pinetorum Francis Dorris Payne 1931-6-11 148 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC225999  Castilleja applegatei subsp. pinetorum John Thomas Howell 1934-6-11 11917 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC229814  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-6-24 4304 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC229815  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-7-21 4458 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC229822  Castilleja applegatei subsp. pinetorum Alice Eastwood; John Thomas Howell 1940-6-11 8006 Modoc 6 mi. NE of Adin on road to Canby. Comment
  HSC30195  Castilleja applegatei subsp. pinetorum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19470 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS29112  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1961-6-20 1717 Modoc just n Dismal Creek Road with Fort Bidwell Road; Warner mts. 2346 Comment
  RSA518976  Castilleja applegatei subsp. pinetorum L. R. Heckard, Peter Rubtzoff 1971-8-3 2706 Modoc Near summit of Cedarville Pass, Warner Mts. 1982 Comment
  UC1012492  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 8 1940-Jun 9 1940 25741 Modoc ne of Alturas (upper w slope below Cedar Pass); Warner Mountains 1889 Comment
  UC726976  Castilleja applegatei subsp. pinetorum A. A. Heller 1941-6-26 16227 Modoc Adin Pass 1577 Comment
  UC986481  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-18 4797 Modoc Patterson Mill--Silver Creek roads Comment
  UC199357  Castilleja arachnoidea Milo S. Baker Modoc near Egg Lake Comment
  RSA185378  Castilleja arachnoidea Clare B. Hardham 1961-6-18 7811 Modoc Hills above Cedar Pass. Comment
  UC27233  Castilleja arachnoidea Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC226019  Castilleja chromosa K. Paulson; Robert Paulson 1988-5-24 17 Modoc Granger Canyon, Warner Mts.. 1493 Comment
  CAS-BOT-BC226030  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1988-6-23 4282 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  CAS-BOT-BC226033  Castilleja lacera Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 7.5 mi W of Adin Pass Summit on Hwy 299. Comment
  CHSC71889  Castilleja lacera Vernon H. Oswald; Lowell Ahart 1998-9-8 9594 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. 1280 Comment
  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
  JEPS3990  Castilleja lacera Frances D. Payne 1932-6-6 417 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC733138  Castilleja linariifolia Elmer I. Applegate 1929-7-29 6091 Modoc Clear Lake Dam; Clear Lake Comment
  UC725308  Castilleja linariifolia A. A. Heller 1940-6-29 15746 Modoc about 5 mi w Alturas (on U.S. Hwy 299) Comment
  CAS-BOT-BC226047  Castilleja miniata Bruce Bartholomew 1994-7-2 6816 Modoc E of Bald Mountain, on E side of the Warner Mountains 2230 Comment
  UC444866  Castilleja miniata Milo S. Baker Aug 1898 523 Modoc Forestdale Comment
  UC444891  Castilleja miniata W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Creek; Warner Mountains 1676 Comment
  UC26460  Castilleja miniata Mrs. R. M. Austin and Bruce Jul 1898 2242 Modoc Goose Lake mts. Comment
  CAS-BOT-BC226058  Castilleja pilosa E. S. Willits 1940-5-15 248 Modoc Davis Creek. 1371 Comment
  CAS-BOT-BC226059  Castilleja pilosa R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC241008  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8253 Modoc Between Mammouth [Mammoth] Cave and Lava Bed Nat. Mon. Comment
  CAS-BOT-BC241009  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8206 Modoc Near Kelley Hot Springs Comment
  CAS-BOT-BC241010  Castilleja pilosa Mrs. H. C. Cantelow 1940-5-31 s.n. Modoc 8 mi. E. of Indian Springs Comment
  CAS-BOT-BC241013  Castilleja pilosa M. H. Manning 1907-1-1 s.n. Modoc 12 Mile Creek E. side of Mt. Bidwell, N.E. Modoc Co. Comment
  JEPS17638  Castilleja pilosa Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5393 Modoc 3.3 mi e Patterson Ranger Station (flat at summit of forest road across s end of Warner Mountains); Warner Mountains, Modoc National Forest 2225 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
  SJSU9577  Castilleja pilosa W. Savage 1979-7-3 1334 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC651917  Castilleja pilosa Hugh and Margaret Dearing 1939-6-9 3627 Modoc near Squaw Peak; Warner Mountains Comment
  UC27238  Castilleja pilosa Milo S. Baker 1893-6-12 Modoc Comment
  CAS-BOT-BC225971  Castilleja pinetorum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 149 Modoc Parker Creek, Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC497469  Castilleja psittacina Margaret J. Williams 1988-5-30 88- 23 -2 Modoc First road in to Big Sage Reservoir from Crowder Flat road, NW of Alturas 1539 Comment
  CAS-BOT-BC226071  Castilleja tenuis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16509 Modoc 13 mi. W of Canby along Calif. St. Hwy 139. Comment
  UC1025097  Castilleja tenuis Leo Whitney 1934-5-24 1630 Modoc near Hackamore; Modoc National Forest 1463 Comment
  UC18478  Ceanothus X rugosus Baker and Nutting Modoc near Egg Lake; near Egg Lake Comment
  UC452542  Ceanothus X rugosus Franklin P. Nutting Modoc w side Egg Lake Lava Beds, w side Egg Lake Comment
  CAS-BOT-BC48468  Ceanothus cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road 1371 Comment
  CAS-BOT-BC217136  Ceanothus cuneatus var. cuneatus W. Knight; Irja Knight 1981-5-25 4111 Modoc White Horse Road near Egg Lake. 1249 Comment
  CAS-BOT-BC217137  Ceanothus cuneatus var. cuneatus Leland S. Smith 1924-6-5 1370 Modoc Dutch Flat. Comment
  CAS-BOT-BC217140  Ceanothus cuneatus var. cuneatus Bruce Bartholomew 1995-5-12 6897 Modoc SW flank of White Horse Mountains between Day and Day Rock. 1210 Comment
  UC18271  Ceanothus cuneatus var. cuneatus Milo S. Baker 1893-7-1 Modoc 1371 Comment
  CAS-BOT-BC217143  Ceanothus integerrimus Belknap C. Goldsmith 1912-7-1 55 Modoc Day 1219 Comment
  CAS-BOT-BC217106  Ceanothus prostratus L. A. M. Black 1894-1-1 93 Modoc Davis Creek. Comment
  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
  POM126434  Ceanothus prostratus B. C. Goldsmith 1911-5-20 21 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  POM85312  Ceanothus prostratus R. M. Austin 1895-06 53 Modoc Sugar Hill Comment
  RSA59344  Ceanothus prostratus E. K. Balls 1950-5-11 14632 Modoc 0.75 miles below E of crest of Fandango Pass (from Fort Bidwell - Lake City road to Bucks Creek Ranger Station on Hwy 395). 1860 Comment
  UC18389  Ceanothus prostratus Mrs. R. M. Austin June, 1894 Modoc Willow Creek Comment
  SEINET12210602  Ceanothus prostratus J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4132 Modoc On White Horse Road near Egg Lake, n.w. of Lookout Comment
  SEINET198560  Ceanothus velutinus H. K. Sharsmith 1955-6-25 4505 Modoc Modoc National Forest ; Warner Mts on trail to Mill Creek Falls and Clear Lake 1753 Comment
  HSC65384  Centaurea cyanus Thomas Wood 1979-8-8 216 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 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
  UCR67463  Centaurea cyanus George K. Helmkamp 1990-9-23 I- 12 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC95204  Cerastium fontanum Bruce Bartholomew 1994-5-27 6704 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  UC1127867  Cercocarpus betuloides var. macrourus R. C. Wilson 1933-7-7 58 Modoc Rush Creek, Modoc National Forest Rush Creek; Modoc National Forest, Rush Creek 1463 Comment
  HSC59869  Cercocarpus ledifolius J. P. Smith, J. O. Sawyer 1973-8-9 7267 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  NY848755  Cercocarpus ledifolius var. intermontanus C. L. Hitchcock 1940-5-27 6689 Modoc 15 miles northeast of Alturas 1615 Comment
  CAS-BOT-BC214646  Cercocarpus ledifolius var. ledifolius John Thomas Howell 1934-6-11 11966 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC15052  Chaenactis douglasii var. douglasii M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC15057  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc Between Alturas and Canby Comment
  CAS-BOT-BC15058  Chaenactis douglasii var. douglasii Leland S. Smith 1918-7-7 977 Modoc Jess Valley, Modoc National Forest 1828 Comment
  CAS-BOT-BC15063  Chaenactis douglasii var. douglasii John Thomas Howell 1934-7-1 12311 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC15070  Chaenactis douglasii var. douglasii Robert Patterson; Mona Bourell 1993-8-15 5237 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CHSC112123  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2014-6-2 11311 Modoc Great Basic. 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
  JEPS34154  Chaenactis douglasii var. douglasii L. S. Smith 1918-7-7 977 Modoc Jess Valley Warner Mts. (sw slope of Warner Mts.) 1524 Comment
  SFV18028  Chaenactis douglasii var. douglasii 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
  CAS-BOT-BC15026  Chaenactis macrantha Bruce Bartholomew 1995-6-2 6937 Modoc 6.4 km E of Eagleville, S end of Surprize Valley. 1380 Comment
  JEPS48755  Chamaebatiaria millefolium Leland S. Smith 1924-6-23 1433 Modoc Modoc National Forest, Happy Camp Ranger Station Happy Camp Ranger Station; Modoc National Forest, Happy Camp Ranger Station Comment
  CAS-BOT-BC245414  Chamaesaracha nana E. S. Willits 1940-5-20 279 Modoc Between Perez and Canby. 1371 Comment
  UC26086  Chamaesaracha nana Mrs. R. M. Austin Jun 1894 Modoc Comment
  UC26092  Chamaesaracha nana Mrs. R. M. Austin and Bruce Jun 1898 2152 Modoc Lake City Pass Comment
  SEINET9443176  Chamaesyce serpyllifolia M. J. Williams 1985-1 85- 66 -2 Modoc Big Sage Reservoir NW of Alturas. 1524 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
  CHSC115522  Chenopodium album Lowell Ahart; John Dittes 2015-7-16 20360 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking are on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117147  Chenopodium album Lowell Ahart; John Dittes 2016-7-14 21168 Modoc West side of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of Cdounty Road 87, 1/73 miles (air) west of Adin, Big Valley. 1273 Comment
  RSA210831  Chenopodium chenopodioides R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39079 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  CAS-BOT-BC95526  Chenopodium hians Alice Eastwood; John Thomas Howell 1940-6-13 8173 Modoc Near Cedarville. Comment
  UC1191339  Chenopodium hians Herbert L. Mason and Verne Grant 1947-7-10 13345 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  RSA624455  Chenopodium rubrum L. C. Wheeler 1935-8-18 3896 Modoc 2 miles northeast of Alturas 1357 Comment
  JEPS117371  Chenopodium rubrum var. humile Lowell Ahart, John Dittes 2010-8-30 17049 Modoc About 10 yards west 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
  UC748232  Chimaphila umbellata Annie M. Alexander and Louise Kellogg 1946-9-8 5118 Modoc Deep Creek Canyon Warner Mts., Deep Creek Canyon Comment
  CAS-BOT-BC197834  Chorizanthe polygonoides var. polygonoides Alice Eastwood; John Thomas Howell 1940-6-15 8300 Modoc 5 mi. N of Lookout. Comment
  JEPS58685  Chrysolepis sempervirens Leland S. Smith 1918-10-20 1056 Modoc North Fork Davis Creek; Modoc Forest 2133 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
  CDA34730  Chrysothamnus nauseosus subsp. consimilis L. Ahart, John Dittes 2010-8-3 17052 Modoc About 3 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
  SEINET7450729 Image available Chrysothamnus viscidiflorus subsp. latifolius M. J. Williams, G. Smith 1983-9-13 83- 153 -1 Modoc 1.6 miles beyond campground on Stowe Reservoir road, north of Cedar Pass Rd., Warner Mountains 2012 Comment
  CAS-BOT-BC14951  Chrysothamnus viscidiflorus subsp. viscidiflorus Louis Cutter Wheeler 1935-8-12 3828 Modoc Cottonwood Creek, Warner Mts., Modoc National Forest 1981 Comment
  CAS-BOT-BC14988  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer Ivan Applegate 1936-9-22 11058 Modoc Fleeners Chimneys, Lava Beds National Monument. Comment
  JEPS21408  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1918-8-6 7836 Modoc Fandango Pass 1859 Comment
  SEINET10879186  Chrysothamnus viscidiflorus subsp. viscidiflorus Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 926 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
  SJSU9679  Chrysothamnus viscidiflorus subsp. viscidiflorus W. Savage 1979-8-22 1579 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC572967  Cicuta douglasii Louis C. Wheeler 1935-9-22 3997 Modoc Pit River at Rattlesnake Butte, Warm Springs Valley Warm Springs Valley; Pit River, Rattlesnake Butte, Warm Springs Valley 1341 Comment
  CDA38299  Cicuta douglasii T. C. Fuller 1964-10-8 12701 Modoc West side of Highway 395 at southern limits of Likely. 0 Comment
  CDA38303  Cicuta douglasii T. C. Fuller 1959-7-8 s.n. Modoc 3.4 miles east of Tulelake. 0 Comment
  CDA38305  Cicuta douglasii G. D. Barbe, John Kelley 1988-7-2 4297 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  CAS-BOT-BC191004  Circaea alpina subsp. pacifica Bruce Bartholomew; Barrett Anderson 1988-7-22 4524 Modoc Vicinity of Emerson Campground E side of the Warner Mts.. 1830 Comment
  CAS-BOT-BC191005  Circaea alpina subsp. pacifica Francis Dorris Payne 1935-7-19 801 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC14955  Cirsium arvense Thomas C. Fuller 1959-7-8 2746 Modoc 1.5 mi. SE of Tule Lake. Comment
  CHSC116066  Cirsium arvense Lowell Ahart; John Dittes 2015-7-16 20384 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC14959  Cirsium cymosum John Thomas Howell 1934-6-13 12058 Modoc Fandango Pass. 1828 Comment
  CDA1164  Cirsium cymosum T. C. Fuller 1958-7-8 1932 Modoc Likely/Alturas. 0 Comment
  CDA1165  Cirsium cymosum T. C. Fuller 1959-7-8 2761 Modoc Hwy 299; 8 mi. west of Alturas. 0 Comment
  RSA0049630  Cirsium cymosum var. canovirens Dean Wm. Taylor 2012-6-5 21219 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  JEPS15466  Cirsium cymosum var. cymosum Joseph and Hilda W. Grinnell 1938-6-14 1103 a Modoc above Goose Lake (slope of Sugar Hill); Sugar Hill 1524 Comment
  CAS-BOT-BC14974  Cirsium douglasii var. breweri Thomas C. Fuller 1975-9-4 20098 Modoc Lunsford Spring, California Pines. Comment
  CDA1196  Cirsium douglasii var. breweri T. C. Fuller 1975-9-4 20098 Modoc Lunsford Spring near California Pines. 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
  CAS-BOT-BC14933  Cirsium occidentale var. candidissimum John Thomas Howell 1934-6-13 12084 Modoc Surprise Valley near Fort Bidwell. Comment
  UC912665  Cirsium occidentale var. candidissimum F. H. Frost 1925-7-11 16 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  CAS-BOT-BC14940  Cirsium scariosum Annie Montague Alexander; L. Kellogg 1946-6-14 4765 Modoc Silver Creek branch of Patterson Mill Road. 1828 Comment
  SEINET195634  Cirsium vaseyi Annie M. Alexander, Louise Kellogg 1946-6-14 4766 Modoc Silver Creek Branch of Patterson Mill road. 1829 Comment
  HSC16275  Clarkia affinis M. T. Milligan 1964-7-1 109 Modoc Ballard's Reservoir Rd. 1 mi. S of Modoc County Rd. 54 1372 Comment
  JEPS126548  Clarkia gracilis Lowell Ahart, John Dittes 2016-6-6 20943 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CAS-BOT-BC191066  Clarkia gracilis subsp. gracilis Bruce Bartholomew; Barrett Anderson 1988-6-23 4290 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  LA47493  Clarkia gracilis subsp. gracilis Clare B. Hardham; 1961-6-19 7522 A Modoc Warner Mountains, Willow Creek 1676 Comment
  RSA164356  Clarkia gracilis subsp. gracilis Clare B. Hardham 1961-6-19 7818 Modoc Warner Mountains, Davis Creek 1524 Comment
  HSC75592  Clarkia lassenensis G. M. Riegel 1980-7-23 934 Modoc S Warner Mtns. 2100 Comment
  UC146039  Clarkia lassenensis Mrs. M. H. Manning Modoc NE Modoc County 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
  RSA646254  Clarkia rhomboidea Peter H. Raven, Otto T. Solbrig 1958-6-18 13309 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  SEINET10819638  Clarkia rhomboidea Nancy R. Morin 1978-7-6 Morin 261 Modoc Warner Mts. Campground ca 1/2 mile W of Cedar Pass, Cedar Mtn.; ca 6000 feet. Dry gravelly slopes. 1830 Comment
  HSC16269  Clarkia stellata M. T. Milligan 1965-7-27 362 Modoc Eroded volcanic plateau west of Jess Valley 1829 Comment
  UC1573168  Claytonia megarhiza Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10435 Modoc e-face Emerson Peak (Emerson Creek drainage); Warner Mountains, , Emerson Creek 2560 Comment
  NY497305  Claytonia perfoliata B. M. Bartholomew 1989-4-29 4667 Modoc West side of Upper Alkali Lake, 7 km south of Fort Bidwell, Surprise Valley 1370 Comment
  CAS-BOT-BC197469  Claytonia rubra subsp. rubra Belknap C. Goldsmith 1912-4-20 76 Modoc Near Cedarville at foot of Warner Mts. 1493 Comment
  CAS-BOT-BC197474  Claytonia rubra subsp. rubra Bruce Bartholomew 1991-5-23 5690 Modoc 0.5 km E of Day on County Rd. 94. 1050 Comment
  CAS-BOT-BC197475  Claytonia rubra subsp. rubra Edward Kent Balls 1950-5-12 14640 Modoc Above Buck Creek Ranger Station. 1767 Comment
  CHSC188  Cleome platycarpa 1936-7-2 Modoc Likely. Comment
  SD52231  Cleome platycarpa Frank Stephens 1894-7-16 728 Modoc 1430 Comment
  CAS-BOT-BC226098  Collinsia parviflora Bruce Bartholomew 1990-6-15 5227 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  CAS-BOT-BC226099  Collinsia parviflora Bruce Bartholomew 1990-6-16 5257 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2130 Comment
  CAS-BOT-BC226100  Collinsia parviflora Frank Warrington Peirson 1926-6-25 6891 Modoc Small canyon 1 mi. E of summit of Cedar Pass, Cedar Road, Warner Mountains Comment
  CAS-BOT-BC229854  Collinsia parviflora John Thomas Howell 1934-6-13 12055 Modoc Fandango Pass, Warner Mountains 1828 Comment
  CAS-BOT-BC229861  Collinsia parviflora Leland S. Smith 1919-5-3 1089 Modoc Rock Spring. 1726 Comment
  JEPS4624  Collinsia parviflora L. S. Smith 1919-5-3 1089 Modoc Rock Spr.; Warner Mtns Comment
  SEINET10317272 Image available Collinsia parviflora B. Bartholomew 1991-6-20 5780 Modoc NE side of Barber Ridge, 10 lm NW of Adin on road to Fox Mountain 1580 Comment
  UC748143  Collinsia parviflora Annie M. Alexander and Louise Kellogg 1946-6-14 4756 Modoc Silver Creek branch of Patterson Mill Road 1828 Comment
  HSC20612  Collinsia parviflora M. T. Milligan 1964-6-20 56 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  JEPS6207  Collinsia parviflora J. T. Howell 1934-6-14 12135 Modoc Lost Lake; Warner Mtns Comment
  RSA0117238  Collinsia parviflora Clare B. Hardham 1961-6-17 7523 Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  SJSU11591  Collinsia parviflora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  UC76207  Collinsia parviflora Milo S. Baker 1896-5-23 73 Modoc Big Valley, Johnson's Big Valley; , Johnson's Comment
  CAS-BOT-BC229872  Collinsia torreyi Bruce Bartholomew 1993-6-12 6596 Modoc Above the road to Day Rock from Little Hot Spring Valley. 1260 Comment
  RSA503235  Collomia grandiflora Bruce Bartholomew, B. Anderson 1988-7-21 4416 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  UC1191648  Collomia grandiflora Verne Grant and Irving Schneider 1947-7-20 8106 Modoc downstream from Alturas; North Fork of Pit River 1341 Comment
  UC23607  Collomia grandiflora Milo S. Baker 1893-6 Modoc Lava Beds Comment
  UCD118137  Collomia grandiflora Verne Grant; Irving Schneider 1947-7-20 8106 Modoc North fork of Pit River, downstream from Alturas. 1341 Comment
  CAS-BOT-BC190722  Collomia linearis Annie Montague Alexander; L. Kellogg 1946-7-11 4960 Modoc Eight Mile Creek, NE corner of county. Comment
  CHSC85163  Collomia linearis John Dittes; Josephine Guardino 1991-7-21 397 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
  HSC16929  Collomia linearis M. T. Milligan 1965-6-26 323 Modoc N end Jess Valley. 1616 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-BC190715  Collomia tinctoria Elmer Ivan Applegate 1935-6-12 9525 Modoc Caldwell Butte, Lava Bed National Monument. Comment
  CAS-BOT-BC21480  Conium maculatum Bruce Bartholomew 1990-6-17 5286 Modoc Surprise Valley, SW side of Lower Alkali Lake, 3.2 km N of Lassen County border. 1370 Comment
  JEPS911  Conium maculatum L. S. Smith 1845-11-12 1175 Modoc Devils Garden District, Round Willow Round Willow; Devils Garden District, Round Willow Comment
  CAS-BOT-BC95589  Convolvulus arvensis Bruce Bartholomew 1989-7-14 4940 Modoc Stone Coal Valley, 3.2 km W of State Hwy 299. 1340 Comment
  UCD126204  Convolvulus arvensis Herbert L. Mason; Verne Grant 1947-7-10 13338 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  UCR57488  Conyza canadensis R. D. Goeden, Don W. Ricker 1989-8-23 890823- 17 Modoc Warner Mtns., Modoc National Forest, near east end of Fandango Pass Rd. 1585 Comment
  UC1036065  Corallorhiza maculata Annie M. Alexander and Louise Kellogg 1946-7-17 5005 Modoc Benton Meadow Warner Mountains 2072 Comment
  UC429110  Corallorhiza maculata M. F. Gilman 656 Modoc Mts. 1828 Comment
  UC845200  Corallorhiza maculata Milo S. Baker 1893-7-10 Modoc Comment
  JEPS64353  Corallorhiza striata Milo S. Baker 1893-6-9 Modoc Comment
  SD133735  Cordylanthus capitatus L. R. Heckard, P. Rubtzoff 1971-8-3 2705 Modoc At summit of Old Cannon Mill road, 3.5 miles north of Cedarville Pass, Warner Mts 1981 Comment
  HSC80864  Cordylanthus capitatus G. M. Riegel 1980-7-23 929 Modoc N Warner Mtns. 1982 Comment
  CAS-BOT-BC229882  Cordylanthus ramosus John Thomas Howell 1934-7-2 12350 Modoc Mowitz Creak, 1 mi. S of Clear Lake. Comment
  CAS-BOT-BC210270  Cornus sericea P. Monnet 1913-7-1 910 Modoc Warner's Range Comment
  JEPS50181  Cornus sericea subsp. sericea W. L. Jepson 1918-8-7 7906 Modoc Mt. Bidwell N. Fork Bidwell Creek, Mt. Bidwell 1828 Comment
  UC1280731  Cornus sericea subsp. sericea H. E. McMinn 1931-5-23 2457 Modoc Warner Mts., Cedarville Rd. Comment
  UC412935  Cornus sericea subsp. sericea Milo S. Baker 1893-1 Modoc Forestdale Comment
  CHSC100512  Crataegus castlegarensis Lowell Ahart; John Dittes 2008-8-26 15334 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
  JEPS114435  Crataegus castlegarensis Lowell Ahart, John Dittes 2008-8-26 15334 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
  POM140051  Crataegus castlegarensis Milo S. Baker 1893-1 s.n. Modoc [Unspecified] Comment
  CHSC107319  Crataegus douglasii Lowell Ahart; John Dittes 2011-6-21 17529 Modoc On the north bank of Ash Creek, Ash Creek State Wildlife Area, 4,500 feet south of County Road 87, 2.7 miles (air) west of Adin, 9.1 miles (air) northeast of Bieber. 1271 Comment
  CAS-BOT-BC290349  Crepis acuminata Elmer I. Applegate 1935-6-2 9289 Modoc Lava Beds National Monument. Canby Cross Comment
  HSC81020  Crepis acuminata G. M. Riegel 1978-6-24 99 Modoc South Warner Mtns. 2100 Comment
  RSA152702  Crepis modocensis subsp. modocensis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16389 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  CAS-BOT-BC14881  Crepis modocensis subsp. subacaulis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16389 Modoc 5 mi. E of State Hwy 299 along Cedar Pass Road. Comment
  CAS-BOT-BC14858  Crepis occidentalis M. M. Hanna 1956-6-4 Modoc 5 mi. N of Alturas on Cedar Pass road. Comment
  CAS-BOT-BC14863  Crepis occidentalis Bruce Bartholomew 1992-5-17 6348 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 Comment
  CHSC70465  Crepis occidentalis A. Sanger 1997-6-3 2481 Modoc Along Mowitz Rd, at Boles Cr. crossing. Upland above creek. 1463 Comment
  SBBG8042  Crepis occidentalis H. and M. Dearing 1939-6-9 3639 Modoc N of Squaw Peak, Warner Mtns Comment
  CAS-BOT-BC14857  Crepis occidentalis Gordon H. True 1964-6-3 1460 Modoc North fork of Pitt River between Alturas and Goose Lake. 1463 Comment
  CAS-BOT-BC14852  Crepis occidentalis subsp. pumila John Thomas Howell 1934-6-11 11916 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC14870  Crepis runcinata subsp. hallii C. C. (Mrs.) Bruce 1898-8-1 2482 Modoc Goose Lake. Comment
  UC1191647  Cressa truxillensis Herbert L. Mason 1947-8-15 13541 Modoc e. side Goose Lake (mouth of Crane Creek on Willow Ranch); Willow Ranch, Crane Creek, Goose Lake Comment
  POM75457  Cressa truxillensis Mrs. R. M. Austin 1898-07 2192 Modoc Lake shore Comment
  CAS-BOT-BC14826  Crocidium multicaule Gordon H. True 1965-5-7 1880 Modoc Between Alturas and Goose Lake at Cedarville Rd. 1463 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
  RSA155793  Crocidium multicaule Peter H. Raven 1962-5-29 17897 Modoc State Highway 139 at south road to Lava Beds National Monument. Comment
  RSA175702  Crocidium multicaule A. J. Cronquist 1963-5-14 9855 Modoc On gentle slope leading up to the west base of the Warner Mountains, near Cedar Pass, between Cedarville and Alturas, 9 miles from Alturas. 1494 Comment
  SEINET5343801 Image available Crupina vulgaris G. Schoolcraft 1993-6-17 2297 Modoc NE of Adin on S. side of Hunter Ridge 1646 Comment
  JEPS123863  Crypsis alopecuroides Lowell Ahart, John Dittes 2015-7-16 20385 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA647536  Cryptantha Marion P. Harthill 1971-6-23 374 Modoc Fort Bidwell. 1388 Comment
  CAS-BOT-BC54129  Cryptantha affinis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10529 Modoc Patterson Ranger Station (East Creek drainage), Warner Mountains 2164 Comment
  HSC3594  Cryptantha ambigua M. T. Milligan 1965-6-23 305 Modoc N end Jess Valley 1616 Comment
  UC24652  Cryptantha ambigua Mrs. R. M. Austin and Bruce Jun 1898 2267 Modoc Goose Lake Comment
  UC526164  Cryptantha ambigua John Thomas Howell 1934-6-30 12297 Modoc Duncan Horse Camp Comment
  UC1202932  Cryptantha celosioides L. S. Smith 1114 Modoc Deep Creek, above station Modoc Forest 1584 Comment
  UC1191831  Cryptantha echinella Herbert L. Mason and Verne Grant 1947-7-9 13316 Modoc Cedar Pass, summit of Warner Range Warner Range 1920 Comment
  CAS-BOT-BC54103  Cryptantha intermedia Alice Eastwood; John Thomas Howell 1940-6-11 8031 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC54110  Cryptantha intermedia C. C. (Mrs.) Bruce 1893-6-1 84 Modoc Davis Creek. Comment
  UC78723  Cryptantha intermedia Mrs. R. M. Austin Jul 1884 Modoc Goose Lake Valley Comment
  UCD119852  Cryptantha intermedia Herbert L. Mason; Verne Grant 1947-7-13 13447 Modoc west end of Fandango Pass near Goose Lake on road to Fort Bidwell. Comment
  CAS-BOT-BC54113  Cryptantha simulans Barrett Anderson 1986-7-9 3146 Modoc Bushy Flat Rd along the Pit River, just E of Hwy 299. 1500 Comment
  UC402820  Cryptantha simulans Milo S. Baker 1890-1 Modoc Forestdale Comment
  CAS-BOT-BC54080  Cryptantha torreyana Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10530 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC54125  Cryptantha torreyana John Thomas Howell 1934-6-11 11984 Modoc Parker Creek. 1584 Comment
  UC1222086  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc approximately 1.5 mi s Gassaway Reservoir; Quadrangle 16C2 1097 Comment
  JEPS39745  Cupressus bakeri P. Lorenzen Nov. 1903 Modoc near Day Comment
  CDA5585  Cuscuta approximata Goss 1932-10-3 Modoc 0 Comment
  NY643323  Cuscuta approximata L. C. Wheeler 1935-8-6 3796 Modoc Pine Creek (town) 1524.0 Comment
  UCD126232  Cuscuta approximata Goss 1932-10-3 7 Modoc Exact location unknown. 388 Comment
  CHSC75477  Cusickiella douglasii V. H. Oswald; B. Corbin, A. Sanger, G. Schoolcraft 1999-6-12 9764 Modoc Soldier Creek Canyon adjacent to USFS 43N57 in the Warner Mtns. northeast of Stough Reservoir Campground, north side of Hwy. 299, east side of Cedar Pass. 2072 Comment
  CAS-BOT-BC21483  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1993-6-12 6583 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  UC1204928  Cypripedium montanum R. C. Wilson 1933-6-21 99 Modoc Rush Creek Camp Canby Quadrangle Comment
  CAS-BOT-BC242182  Cypripedium montanum K. Paulson; Robert Paulson 1988-6-19 46 Modoc Field redacted by CAS, contact the data manager for more information 1554 Comment
  CAS-BOT-BC30212  Cystopteris fragilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16422 Modoc Near summit of Cedar Pass, between Alturas and Cedarville. 1958 Comment
  RSA165502  Cystopteris fragilis Clare B. Hardham 1961-6-17 7521 Modoc Cedar Pass Camp Ground, Warner Mountains Comment
  CAS-BOT-BC245208  Damasonium californicum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13325 Modoc Small lake at eastern outskirts of Lookout. Comment
  CAS-BOT-BC245210  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1988-6-23 4272 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC245213  Damasonium californicum M. Vasey 1900-6-30 9038 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  JEPS68516  Danthonia californica Leland S. Smith 1920-7-13 1178 Modoc Grizzly Range; meadows Comment
  UCD131042  Deinandra lobbii M. Dale Christensen 1989-8-28 s.n. Modoc Modac/Lassen County Line: ca. 2 miles south of Lookout. Comment
  CAS-BOT-BC217280  Delphinium Bruce Bartholomew 1994-5-29 6731 Modoc Lava fields N of Big Sand Butte. 1270 Comment
  CAS-BOT-BC217312  Delphinium nuttallianum Annie Montague Alexander; L. Kellogg 1946-6-5 4667 Modoc Emerson Creek, S of Eagleville, Warner Mts. 1981 Comment
  CAS-BOT-BC217325  Delphinium nuttallianum F. Angwin 1946-4-21 s.n. 0 Modoc Stone Coal Canyon, 12 mi. NE of Adin. 1280 Comment
  CAS-BOT-BC217324  Delphinium nuttallianum L. A. M. Black 1893-6-1 87 Modoc Lassen Creek. Comment
  CAS-BOT-BC217283  Delphinium stachydeum Bruce Bartholomew 1990-8-4 5623 Modoc Slope on N side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts. 2380 Comment
  JEPS90888  Delphinium stachydeum Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10478 Modoc N Emerson Lake cirque, Warner Mountains Emerson Lake; Warner Mountains 2392 Comment
  CAS-BOT-BC242481  Deschampsia cespitosa subsp. cespitosa Bruce Bartholomew; Barrett Anderson 1990-7-19 5445 Modoc Sweagert Flat. 1860 Comment
  HSC9594  Deschampsia danthonioides M. T. Milligan 1964-7-1 115 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  JEPS73978  Deschampsia danthonioides Frances D. Payne 1932-6-27 647 Modoc s. and e. of Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  UC1024843  Deschampsia danthonioides Leo Whitney 1935-6-9 3209 Modoc White Horse Comment
  UC790976  Deschampsia danthonioides A. A. Beetle 1941-6-29 2838 Modoc s. slope Mt. Adin Comment
  CAS-BOT-BC58619  Descurainia incana Elmer Ivan Applegate 1932-8-2 8067 Modoc Mill Creek, W slope of Warner Mts. Comment
  CHSC109891  Descurainia incana B. Castro; L. P. Janeway 2012-7-25 1964 Modoc Warner Mountains. Along Twelve Mile Creek ca 3.5 air mi ESE of Dismal Swamp and 1.8 air mi NE of Mount Bidwell. 2173 Comment
  CAS-BOT-BC58620  Descurainia incisa Bruce Bartholomew 1990-6-16 5251 Modoc Vicinity of roadhead to Pine Creek Basin, W side of Warner Mountains. 2040 Comment
  HSC6721  Descurainia incisa subsp. incisa M. T. Milligan 1966-7-3 534 Modoc Slopes and ridges E of Jess Valley Comment
  HSC81065  Descurainia incisa subsp. incisa G. M. Riegel 1979-7-5 501 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58611  Descurainia pinnata subsp. brachycarpa Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6445 A Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC58615  Descurainia pinnata subsp. glabra Bruce Bartholomew; Barrett Anderson 1988-5-13 4182 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CAS-BOT-BC190761  Dicentra uniflora Bruce Bartholomew; Barrett Anderson 1988-5-13 4158 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  UC1133888  Dichelostemma capitatum R. C. Wilson 1933-6-7 42 Modoc Pothole Gulch Modoc National Forest, Canby Quad. 1310 Comment
  CAS-BOT-BC242122  Dichelostemma capitatum subsp. capitatum Bruce Bartholomew 1994-5-14 6680 Modoc NW of Day between Oilar Ranch and Day Rock. 1190 Comment
  CAS-BOT-BC242115  Dichelostemma multiflorum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 68 Modoc Near Parker Creek, 15 mi. from Alturas. Comment
  UC1587044  Dichelostemma multiflorum G. Schoolcraft 1991-6-19 2171 Modoc just n Adin (at end of Barbe Ridge); Barber Ridge 1310 Comment
  SEINET7845829 Image available Dieteria canescens var. shastensis M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  CAS-BOT-BC14844  Dimeresia howellii James Vale; et al 1979-6-6 Modoc Soldier Creek, N off of Cedar Pass. Comment
  UC705643  Dimeresia howellii Marion Ownbey and Fred G. Meyer 1940-7-1 2136 Modoc Cedar Pass; Warner Mts. 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
  SEINET8350431  Diplacus jepsonii B. Bartholomew 1995-6-24 7032 Modoc 0.3 km w of turn off to Dusty's Waterhole from Forest Service Road 42N23. 1320 Comment
  CAS-BOT-BC234499  Diplacus nanus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16498 Modoc Junction of gravel road to Tieneste & Glass Mt. with Canby-Klamath Falls Highway 139, 28 mi W of Canby. Comment
  SEINET8255120  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, s end; between Kramer Reservoir and White Horse Lookout railroad crossing. 1300 Comment
  CAS-BOT-BC95631  Dipsacus fullonum Bruce Bartholomew 1989-8-12 5137 Modoc 2 km W of Likely on County Road 60. 1370 Comment
  CHSC100110  Distichlis spicata L. P. Janeway; B. Castro 2008-8-16 9545 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  JEPS14674  Dodecatheon alpinum L. S. Smith 1918-6-23 958 Modoc High Grade District 48-15 Warner Mts., High Grade District 48-15 2346 Comment
  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
  UC640440  Dodecatheon alpinum Elmer I. Applegate 1932-8-7 8228 Modoc along mossy stream at Lily Lake Warner Mountains, , Lily Lake (Bidwell Pass) Comment
  UC105759  Dodecatheon alpinum Mrs. R. M. Austin June, 1894 148 Modoc Swamps Lassen Creek Comment
  JEPS14685  Dodecatheon conjugens Frances D. Payne 1932-5-27 407 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek, s and e of Alturas 1584 Comment
  SD46622  Dodecatheon conjugens Robert J. Weatherby 1955-7-7 1600 Modoc Dismal Swamp, no. Warner Mts. 2240 Comment
  RSA520479  Dodecatheon conjugens Bruce Bartholomew, B. Anderson 1989-4-28 4655 Modoc 11 km N of State Highway 299 and ca. 1 km S of Raker and Thomas Reservoir. Juniper shrub savannah. 1500 Comment
  CAS-BOT-BC95116  Downingia bacigalupii Alice Eastwood; John Thomas Howell 1940-6-14 8224 Modoc 8 mi. NW of Canby. 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
  JEPS117480  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
  UC1191989  Downingia bacigalupii Herbert L. Mason and Verne Grant 1947-7-12 13414 Modoc s of Alturas (near s end of w side road); Pit River Valley Comment
  JEPS108447  Downingia bacigalupii Lisa Schultheis 1996-6-29 313 -96 Modoc W of Goose Lake on County Rd. 73 toward Crowder Flat. 6.5 mi from Rt. 299. Comment
  RSA505679  Downingia bacigalupii G. H. True 1939-6-25 1034 Modoc Boles Meadow NE of Alturas. Comment
  CAS-BOT-BC95132  Downingia bicornuta var. bicornuta R. K. Gierisch; D. H. Esplin 1969-7-16 3547 Modoc Spaulding Reservoir. 1432 Comment
  JEPS21586  Downingia bicornuta var. bicornuta Calvin McMillan 1949-6-16 1535 Modoc 3 mi s Crowder (about 7 mi s of Oregon border, n central Modoc County) Comment
  UC1101475  Downingia bicornuta var. bicornuta Calvin McMillan and Malcolm A. Nobs 1949-6-16 795 Modoc 33 mi nnw Alturas; Dry Valley Reservoir Comment
  CAS-BOT-BC95137  Downingia insignis Rimo Carlo Felice Bacigalupi; G. Smith 1957-6-28 5988 Modoc Along railroad, 0.8 mi. E of Canby. 1219 Comment
  CAS-BOT-BC95142  Downingia insignis Elmer Ivan Applegate 1932-8-4 8159 Modoc Alturas. Comment
  CHSC66295  Downingia insignis Vernon H. Oswald 1996-6-27 7902 Modoc Dorris Reservoir, Modoc National Wildlife Refuge, ca. 3 mi E of Alturas. Modoc Plateau. 1335 Comment
  CAS-BOT-BC95138  Downingia insignis Mrs. H. C. Cantelow 1940-5-31 4000 Modoc E of Canby. Comment
  UC1258363  Draba albertina Gregg Riegel 1980-8-6 992 Modoc growing near Mill Ck (Upper Mill Ck Meadows); S Warner Mt. Wilderness, Upper Mill Ck Meadows 2499 Comment
  CAS-BOT-BC58556  Draba densifolia Annie Montague Alexander; L. Kellogg 1946-8-9 5142 Modoc Squaw Peak, Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC58591  Draba verna Bruce Bartholomew 1993-4-5 6416 Modoc S side of Pit River on County Road 84, ca. 2 km E of County Road 85. 1340 Comment
  CAS-BOT-BC498662  Draba verna James T. Vale 1978-5-1 s.n. Modoc On Lookout-Hackamore Road N of Bieber Comment
  JEPS122445  Dracocephalum parviflorum B. Castro, L. P. Janeway 2014-6-7 2028 Modoc Warner Mtns. East side of crest of Warner Mountains 1.1 mi E of Cedar Pass, 1.1 mi N of Highway 299 along Stough Reservoir Rd (USFS Rd 43N07) ca 0.4 mi E of Stough Reservoir. Quad: Cedarville 7.5'. Comment
  CAS-BOT-BC214758  Drymocallis glandulosa Annie Montague Alexander; L. Kellogg 1946-7-23 5051 Modoc Emerson Peak, Warner Mts. Comment
  UC12533  Drymocallis lactea Milo S. Baker 1893-6-28 Modoc Comment
  CHSC100431  Echinochloa crus-galli Lowell Ahart; John Dittes 2008-8-25 15314 Modoc On the east bank of the Pit River (flood plain), about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC1024970  Echinochloa crus-galli Leo Whitney 1935-7-6 3435 Modoc Pit River near Lookout; Pit River Comment
  UCD61052  Echinochloa esculenta Dr. Gaso 1932-10-1 s.n. Modoc Alturas. Comment
  JEPS121185  Elatine californica Lowell Ahart, John Dittes 2013-7-24 18918 A Modoc Around a man-made pond, north side of Ash Creek floodplain, 0.54 air miles southeast of Pilot Butte parking area, 1.1 air miles south of County Road 87, 6.8 air miles west of Adin, Big Valley. Comment
  RSA210827  Elatine chilensis R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39127 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  POM312317  Elatine rubella Verne Grant, Irving Schneider, Grant 1947-7-29 8180 Modoc Fitzhugh Creek, near Payne Reservoir, south of Alturas. Comment
  RSA210828  Elatine rubella R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39103 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  RSA210800  Eleocharis bella Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 38112 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  UC1142956  Eleocharis macrostachya A. L. Hormay 1941-6-23 34 Modoc Spaulding Reservoir Modoc National Forest Comment
  RSA651586  Eleocharis palustris Marion P. Harthill 1971-6-23 368 Modoc Fort Bidwell. Comment
  RSA210813  Elodea nuttallii Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39118 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC247762  Elymus Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake near south end - Modoc National Forest Comment
  CAS-BOT-BC247721  Elymus X hansenii Bruce Bartholomew; Barrett Anderson 1988-6-23 4287 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  RSA603668  Elymus X hansenii L. C. Wheeler 1935-8-4 3781 Modoc Warner Mts., Dry Lake, Pine Creek 2104 Comment
  CAS-BOT-BC247719  Elymus X saundersii Bruce Bartholomew 1989-8-11 5105 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 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
  CAS-BOT-BC497217  Elymus caput-medusae Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -6 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  CHSC85407  Elymus elymoides subsp. californicus John Dittes; Josephine Guardino 1991-6-1 363 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn. Meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC247747  Elymus elymoides subsp. elymoides Bruce Bartholomew 1990-6-18 5360 Modoc 1.6 km S of Davis Creek on Hwy 395. 1450 Comment
  CAS-BOT-BC247758  Elymus elymoides subsp. elymoides Louis Cutter Wheeler 1935-8-4 3781 Modoc Pine Creek. 2103 Comment
  HSC10951  Elymus elymoides var. elymoides M. T. Milligan 1965-6-27 350 Modoc 1677 Comment
  UC1025049  Elymus glaucus Leo Whitney 1935-8-3 3601 Modoc Buck Creek plot Comment
  CAS-BOT-BC247733  Elymus lanceolatus subsp. lanceolatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5400 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC247730  Elymus multisetus Leland S. Smith 1917-7-11 97 Modoc Granger Mill Camp. 1828 Comment
  JEPS74073  Elymus multisetus Frances D. Payne 1932-7-20 714 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS74074  Elymus multisetus Frances D. Payne 1932-7-3 590 A Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC188833  Elymus multisetus Baker and Nutting Modoc Egg Lake Comment
  CAS-BOT-BC204298  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1935-8-4 3780 Modoc Modoc National Forest. Pine Creek, Warner Mts. 2103 Comment
  HSC8761  Elymus trachycaulus subsp. trachycaulus M. T. Milligan 1965-6-26 348 Modoc Eagle Peak Region, Warner Mtns. 1677 Comment
  HSC8754  Elymus trachycaulus subsp. trachycaulus M. T. Milligan 1964-8-8 221 Modoc 3 miles W of Alturas on Modoc County Rd. 54A at Rifle Range. 1372 Comment
  CHSC85415  Elytrigia intermedia John Dittes; Josephine Guardino 1991-7-21 437 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
  SEINET12087293  Enemion stipitatum M. S. Baker 1896-1 s.n. Modoc no further locality Comment
  HSC1305  Ephedra viridis W. R. Rogers 1965-4-25 294 Modoc Hwy. 395 3 mi. W of Susanville 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-BC191035  Epilobium angustifolium subsp. circumvagum Elmer Ivan Applegate 1932-8-3 8113 Modoc E branch of Mill Creek, above Mill Creek Meadow, W slope of Warner Mts. Comment
  CHSC100526  Epilobium brachycarpum Lowell Ahart; John Dittes 2008-8-25 15277 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  CHSC106346  Epilobium brachycarpum Lowell Ahart; John Dittes 2010-8-30 17067 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
  CHSC33988  Epilobium brachycarpum N. E. H. Prouty; J. D. Prouty 1980-8-1 198 Modoc Modoc Nat. Forest, Warner Mt. District. Opening south of Soup Spring's Campground. 2072 Comment
  NY999860  Epilobium brachycarpum G. Schoolcraft 1993-8-2 2340 Modoc Near intersection of Hwy 395 and 299 east of Alturas 1372 Comment
  RSA462344  Epilobium brachycarpum Harlan Lewis, M. Lewis 1958-8-10 1227 Modoc U.S. Highway 395, Goose Lake Valley Comment
  JEPS38221  Epilobium campestre Milo S. Baker 1893-7-30 Modoc adobe flats Egg Lake Comment
  SJSU9587  Epilobium campestre W. Savage 1979-7-5 1351 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  HSC16327  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1965-6-23 306 Modoc N end of Jess Valley 1616 Comment
  HSC65380  Epilobium ciliatum subsp. ciliatum Thomas Wood 1979-8-8 211 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  POM312596  Epilobium ciliatum subsp. ciliatum Verne Grant, Irving Schneider 1947-7-19 8079 Modoc Near Tules of East Canal, along Southern Pacific right-of-way, Williams Ranch, between Alturas and Likely 1220 Comment
  UC1191713  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-8-28 8339 Modoc nw Alturas; Jack Swamp Comment
  CAS-BOT-BC190987  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew 1989-8-11 5103 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  RSA8243  Epilobium ciliatum subsp. glandulosum Elmer I. Applegate 1932-8-7 8243 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  UC711832  Epilobium ciliatum subsp. glandulosum Roxana S. Ferris and Laura Lorraine 1941-8-13 10519 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest (East Creek drainage) 2164 Comment
  CAS-BOT-BC190976  Epilobium densiflorum Bruce Bartholomew 1989-7-14 4971 Modoc ca. 1 km E of Happy Camp Ranger Station. Comment
  CAS-BOT-BC190977  Epilobium densiflorum F. Angwin 1945-9-10 s.n. Modoc Adin. 1371 Comment
  HSC65566  Epilobium densiflorum Thomas Wood 1979-8-8 210 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  UC1191615  Epilobium densiflorum Herbert L. Mason 1947-8-11 13495 Modoc on Hwy 81 near boundary between Lassen and Modoc Counties (w margin of lake); Lower Lake Comment
  NY1000352  Epilobium hallianum B. M. Bartholomew 1992-8-7 6360 Modoc Meadow 2.3 km west of West Warner Road at Soup Creek, west side of Warner Mountains 524 Comment
  UC748257  Epilobium hornemannii subsp. hornemannii Annie M. Alexander and Louise Kellogg 1946-7-11 4964 Modoc slope w Eight Mile Creek (ne corner of Modoc Co.) Comment
  CAS-BOT-BC190939  Epilobium pallidum Herbert Louis Mason; Verne Grant 1947-7-13 13441 Modoc Joseph Creek on Hwy 395. Comment
  UCD77623  Epilobium pallidum Robert E. Preston 2000-7-18 1399 Modoc Ca. 12 miles NW of Canby, along Highway 139, 1.6 miles E of Forest Service Road 44N11. 1490 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-BC190867  Epilobium pygmaeum Verne Grant; I. Schneider 1947-7-29 8177 Modoc Payne Reservoir, S of Alturas. Comment
  CAS-BOT-BC190927  Epilobium pygmaeum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13332 Modoc Eastern outskirts of Lookout. Comment
  CDA34216  Epilobium pygmaeum L. Ahart, J. Dittes 2010-8-3 17058 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
  JEPS89834  Equisetum arvense Dean W. Taylor 1992-5-8 12557 Modoc ca. 1.5 air mi. w. of Oregon State Line Pine Creek Canyon; Warner Mts., Pine Creek Canyon 1554 Comment
  RSA520484  Equisetum arvense Bruce Bartholomew 1989-7-14 4927 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  CHSC117138  Equisetum laevigatum Lowell Ahart; John Dittes 2016-7-14 21211 -B Modoc Strand of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC922303  Equisetum laevigatum Annie M. Alexander and Louise Kellogg 1946-7-5 4911 Modoc w Lower Lake Lower Lake (<Lava Cliff>) Comment
  CAS-BOT-BC30181  Equisetum laevigatum Verne Grant; I. Schneider 1947-7-20 8107 Modoc North Fork of Pit River, downstream from Alturas. Comment
  CAS-BOT-BC30185  Equisetum laevigatum John H. Hatton 1911-6-14 89 Modoc Pitt River Ranger Station. 1295 Comment
  UC1192371  Equisetum laevigatum Verne Grant and Irving Schneider 1947-7-20 8107 Modoc downstream from Alturas (N Fork Pit River) Comment
  CAS-BOT-BC95474  Eremogone aculeata John H. Hatton 1911-6-20 130 Modoc Near Bolles meadows, Lava-Juniper country. 1524 Comment
  CAS-BOT-BC95482  Eremogone aculeata Clare Butterworth Hardham 1961-6-18 7581 Modoc Cedar Pass. 1828 Comment
  CAS-BOT-BC95487  Eremogone aculeata Robert Patterson; Mona Bourell 1993-8-14 5232 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC95488  Eremogone aculeata Bruce Bartholomew; Barrett Anderson 1988-5-13 4151 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
  CAS-BOT-BC95496  Eremogone aculeata Francis Dorris Payne 1929-7-26 s.n. Modoc Mt. Warren, Warner Mts. Comment
  CHSC109497  Eremogone aculeata L. P. Janeway; B. Castro 2012-7-26 11014 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  CAS-BOT-BC95443  Eremogone congesta Bruce Bartholomew 1991-8-5 6045 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2450 Comment
  CAS-BOT-BC95464  Eremogone congesta John Thomas Howell 1934-6-30 12288 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC95451  Eremogone congesta John H. Hatton 1911-6-12 41 Modoc Modoc County. 1524 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
  CHSC100389  Ericameria bloomeri Lowell Ahart; John Dittes 2008-8-26 15337 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
  HSC67899  Ericameria bloomeri J. P. Smith, J. O. Sawyer 1973-8-9 7266 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  SEINET195661  Ericameria bloomeri Annie M. Alexander, Louise Kellogg 1946-8-9 5132 Modoc Patterson Lake Trail Warner Mountains Comment
  SEINET5507548  Ericameria bloomeri R. Spellenberg, M. Spellenberg 2013-7-24 14581 Modoc 60 air km ENE of Weed at Medicine Lake, adjacent to A.H. Hogue Campground 2045 Comment
  CAS-BOT-BC287486  Ericameria greenei H. M. Hall 1925-8-30 12209 Modoc E side Goose Lake Comment
  CHSC106341  Ericameria nauseosa var. oreophila Lowell Ahart; John Dittes 2010-8-30 17052 Modoc About 3 yards east 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
  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
  JEPS21511  Ericameria nauseosa var. speciosa W. L. Jepson 1918-8-7 7870 Modoc Mt. Bidwell 2286 Comment
  UC31494  Erigeron Milo S. Baker 1893-8-9 Modoc Comment
  HSC5510  Erigeron annuus M. T. Milligan 1966-7-29 603 Modoc W slope of Eagle Peak. 2104 Comment
  CAS-BOT-BC42835  Erigeron austiniae Bruce Bartholomew; Barrett Anderson 1988-5-13 4180 a Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CAS-BOT-BC42839  Erigeron austiniae John Thomas Howell 1934-6-30 12262 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC42841  Erigeron austiniae Fred D. Douthitt 1916-5-11 14 Modoc Juniper Flats near West Valley. 1524 Comment
  RSA245270  Erigeron bloomeri D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19386 Modoc Along Hager Basin Road near Big Sage Reservoir Comment
  SBBG29975  Erigeron bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 mi NE of Alturas 1615 Comment
  JEPS126547  Erigeron bloomeri var. bloomeri Lowell Ahart, John Dittes 2016-6-6 20952 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
  SBBG8713  Erigeron chrysopsidis var. austiniae H. and M. Dearing 1939-6-9 3621 Modoc near Squaw Peak, Warner Mtns 2133 Comment
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Apr 17 2007
  UC1228140  Erigeron chrysopsidis var. austiniae Beecher Crampton 1960-6-17 5686 A_ Modoc 5 mi s of Perez 1371 Comment
  UC87550  Erigeron chrysopsidis var. austiniae Mrs. R. M. Austin 1894-5-1 84 Modoc Lassen Creek Comment
  HSC67926  Erigeron compositus J. P. Smith, J. O. Sawyer 1973-8-8 7225 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC42776  Erigeron divergens Gordon H. True 1964-6-3 1457 Modoc North fork Pit River between Alturas and Goose Lake. 1463 Comment
  POM261455  Erigeron eatonii var. plantagineus Alice Eastwood, John Thomas Howell 1940-6-15 8286 Modoc About 15 miles N of Lookout Comment
  SD131996  Erigeron eatonii var. plantagineus Barbara Ertter 1988-6-18 7628 Modoc Highway 139, 14.5 miles eastnortheast of junction of Highway 299 at Canby; north of Bessler Reservoir. 1465 Comment
  SEINET228395  Erigeron eatonii var. plantagineus Margaret J. Williams 1983-7-29 83- 116 -1 Modoc 1.1 miles North of Stowe Reservoir Campground North of Cedar Pass Warner Mountains. 2088 Comment
  CAS-BOT-BC42766  Erigeron elegantulus John Thomas Howell 1934-6-30 12261 Modoc Duncan Horse Camp. 1355 Comment
  UC748399  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-6-18 4790 Modoc lower part of road Patterson Mill Road Comment
  JEPS5925  Erigeron glacialis var. glacialis Frances D. Payne 1931-6-25 263 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  CAS-BOT-BC49634  Erigeron inornatus var. inornatus Annie Montague Alexander; L. Kellogg 1946-8-9 5148 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC49644  Erigeron linearis M. M. Hanna 1956-6-7 Modoc Highway 139, between Canby and Tienesta. Comment
  UC585087  Erigeron linearis E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1828 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  UC895913  Erigeron linearis Lewis S. Rose 1940-6-12 Modoc 6 mi ne Alturas 1341 Comment
  SD61002  Erigeron philadelphicus Darley F. Howe 1964-8-1 Modoc Harvey Creek, Modoc National Forest. Warner Mountains. 1830 Comment
  JEPS5923  Erigeron philadelphicus var. philadelphicus Frances D. Payne 1931-6-20 202 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCR92402  Erigeron pumilus subsp. intermedius Kathy Harper, D. Karr 1994-6-16 s.n. Modoc Modoc Plateau, near Spaulding Lake, along Calif. Hwy 139, c. 15 mi. south of Tionesta Road, NW of Canby near Hackamore 1160 Comment
  CAS-BOT-BC49584  Erigeron pumilus subsp. intermedius Mrs. H. C. Cantelow 1935-6-8 863 Modoc unspecified Comment
  RSA149083  Erigeron pumilus subsp. intermedius I. L. Wiggins, Dorothy Wiggins 1961-6-15 16500 Modoc Junction of gravel road to Tieneste and Glass Mountain with Hwy. 139, 28 miles W of Canby. Comment
  UC748127  Erigeron tener Annie M. Alexander and Louise Kellogg 1946-7-23 5045 Modoc summit Emerson Peak; Warner Mountains, Emerson Peak 2749 Comment
  CAS-BOT-BC497216  Eriogonum collinum Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -2 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  CAS-BOT-BC197805  Eriogonum heracleoides var. heracleoides Leland S. Smith 1917-7-11 96 Modoc Granger Mill Camp. 2133 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
  HSC80997  Eriogonum heracleoides var. heracleoides G. M. Riegel 1980-7-23 926 Modoc S Warner Mtns. 1739 Comment
  RSA509466  Eriogonum heracleoides var. heracleoides G. R. Ballmer 1988-7-21 s.n. Modoc Warner Mountains, Bidwell Mounatain, approx. 3 miles S of Oregon border in extreme NE corner of state Comment
  NY572521  Eriogonum microthecum var. ambiguum B. M. Bartholomew 1991-8-5 6054 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mountains. 2530 Comment
  CAS-BOT-BC498762  Eriogonum nudum L. S. Smith no date on label; likely 1924 1431 Modoc Modoc Forest Comment
  JEPS56642  Eriogonum nudum var. oblongifolium Frances D. Payne 1931-7-5 323 Modoc about 3 mi n Parker Creek (Fern Spring; s and e of Alturas); Warner Mountains, Fern Spring 1828 Comment
  CAS-BOT-BC211408  Eriogonum nudum var. pubiflorum Bruce Bartholomew; Barrett Anderson 1988-7-23 4556 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  CAS-BOT-BC211410  Eriogonum nudum var. pubiflorum R. M. Austin; Bruce 1898-8-1 2316 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC211413  Eriogonum nudum var. pubiflorum Francis Dorris Payne 1929-7-26 127 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CAS-BOT-BC211438  Eriogonum nudum var. pubiflorum John Thomas Howell 1935-6-12 11985 Modoc Surprise Station. Comment
  CAS-BOT-BC211439  Eriogonum nudum var. pubiflorum Elmer Ivan Applegate 1932-8-1 7995 Modoc N of Mill Creek Meadow, Warner Mts. Comment
  CHSC114006  Eriogonum nudum var. pubiflorum L. P. Janeway 2014-7-8 11463 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  NY762341  Eriogonum nudum var. pubiflorum B. M. Bartholomew 1988-6-23 4245 Modoc 4.2 km northwest of Day. Fall River Mills 15' Quad. Comment
  RSA318662  Eriogonum nudum var. pubiflorum Margaret J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd. N of Cedar Pass, Warner Mountains 2073 Comment
  RSA601674  Eriogonum nudum var. pubiflorum Louis C. Wheeler 1935-8-14 3840 Modoc Pine Creek. Warner Mtns. 2012 Comment
  SEINET5330946  Eriogonum nudum var. pubiflorum N. H. Holmgren, James Lauritz Reveal 1964-8-21 1717 Modoc Warner Range, Modoc National Forest, about 5 miles southwest of Eagleville on the Eagleville-Likely Road, Comment
  UC1567366  Eriogonum ovalifolium var. nivale G. Schoolcraft 1989-7-16 1957 Modoc e Patterson Lake; Warner Mtns. 2804 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-BC211376  Eriogonum sphaerocephalum var. halimioides K. Paulson; Robert Paulson 1989-7-18 195 Modoc Vicinity of crest of Warner Mts. near Granger Summit. 2072 Comment
  CAS-BOT-BC211377  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1984-7-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Road. 1371 Comment
  CAS-BOT-BC211386  Eriogonum sphaerocephalum var. halimioides A. D. Borden Modoc S of Shields Creek. 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-BC211390  Eriogonum sphaerocephalum var. halimioides John Thomas Howell 1934-7-1 12300 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC211393  Eriogonum sphaerocephalum var. halimioides Francis Dorris Payne 1931-6-21 209 Modoc Ridge SW of Dry Creek. 1981 Comment
  CHSC112053  Eriogonum sphaerocephalum var. halimioides Lowell Ahart; John Dittes 2012-7-11 18344 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS119668  Eriogonum sphaerocephalum var. halimioides Lowell Ahart, John Dittes 2012-7-11 18344 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  JEPS126553  Eriogonum sphaerocephalum var. halimioides Lowell Ahart, John Dittes 2016-6-6 20953 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
  RSA31848  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1941-6-24 16193 Modoc On rocky hillside just south of Indian Springs along U. S. Highway # 299, in the Juniper Belt. Comment
  CAS-BOT-BC211353  Eriogonum strictum subsp. anserinum Louis Cutter Wheeler 1935-8-5 3790 Modoc Pine Creek, Warner Mts. 2377 Comment
  UC726253  Eriogonum strictum var. anserinum A. A. Heller 1938-6-24 15223 Modoc 8 mi w Alturas (on U. S. Highway #299) Comment
  CAS-BOT-BC211326  Eriogonum umbellatum Mona Bourell; Robert Patterson 1993-8-14 5226 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CHSC27612  Eriogonum umbellatum var. dichrocephalum Robert Schlising 1978-7-29 3324 Modoc Warner Mountains, directly E of Warren Peak, just off summit of trail. 2852 Comment
  JEPS56238  Eriogonum umbellatum var. dichrocephalum W. L. Jepson 1918-8-13 7696 Modoc summit, Eagle Peak Warner Mts., Eagle Peak 3017 Comment
  CHSC70474  Eriogonum umbellatum var. modocense A. Sanger 1997-6-24 2547 Modoc Low sage flat SW of Pinky's Pond. Along small drainage. 1493 Comment
  UC71799  Eriogonum umbellatum var. modocense Mrs. M. H. Manning June 1903 155 Modoc Mt. Bidwell 1676 Comment
  UCR55660  Eriogonum umbellatum var. modocense G. R. Ballmer 1988-7-21 s.n. Modoc Warner Mtns., Warner Mountains, Bidwell Mountain, c. 3 mi. south of Oregon border in extreme NE corner of state Comment
  CAS-BOT-BC197794  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-8-1 8014 Modoc Just S of Warren Peak. Comment
  CAS-BOT-BC197614  Eriogonum umbellatum var. polyanthum Francis Dorris Payne 1929-7-26 105 A Modoc Flat between Pine Creek and Shields Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC197782  Eriogonum umbellatum var. polyanthum M. M. Hanna 1956-6-3 s.n. Modoc Highway 299. Comment
  RSA647843  Eriogonum umbellatum var. polyanthum W. P. Armstrong 1964-7-12 s.n. Modoc Rocky, sun, dry, ass. Ribes, Castilleja. Comment
  SEINET248298  Eriogonum umbellatum var. porteri Noel H. Holmgren, James L. Reveal 1964-8-22 1420 Modoc Warner Range, just below the top of Eagle Peak. 3028 Comment
  CHSC111415  Eriogonum vimineum Lowell Ahart; John Dittes 2012-7-12 18352 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  HSC81004  Eriogonum vimineum G. M. Riegel 1980-7-14 869 Modoc S Warner Mtns. 1829 Comment
  SEINET10299471  Eriogonum vimineum F. H. Frost 1925-7-11 17 Modoc Cedar Canyon campsite, 2 miles above Cedarville 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
  SEINET10299470  Eriogonum vimineum W. L. Jepson 1918-8-16 7851 Modoc Surprise Valley 1372 Comment
  SEINET5512262  Eriogonum vimineum J. C. Beatley 1964-1 Modoc Common in Tule Lake Area. Drainage area: Tule Lake 1829 Comment
  CAS-BOT-BC49553  Eriophyllum lanatum Margaret J. Williams; et al 1988-6-2 88- 28 -10 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC49562  Eriophyllum lanatum Bruce Bartholomew 1990-6-17 5296 Modoc Along Emerson Creek, 2.8 km SW of County Rd 1, E side of Warner Mts. 1600 Comment
  CAS-BOT-BC49567  Eriophyllum lanatum Alice Eastwood; John Thomas Howell 1940-6-13 8109 Modoc Surprise Valley Comment
  CAS-BOT-BC49568  Eriophyllum lanatum Bruce Bartholomew 1989-7-15 5001 Modoc Sweagert Flat. 1860 Comment
  HSC81108  Eriophyllum lanatum var. achilleoides G. M. Riegel 1979-7-12 530 Modoc South Warner Mtns. 1739 Comment
  POM358024  Eriophyllum lanatum var. achilleoides Christopher Davidson 1975-6-4 2611 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  SEINET3141733  Eriophyllum lanatum var. achilleoides L. S. Rose 1940-6-13 40544 Modoc Surprise, NE of Alturas 1372 Comment
  RSA504606  Eriophyllum lanatum var. achilleoides Bruce Bartholomew, B. Anderson 1988-6-23 4264 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  UC896365  Eriophyllum lanatum var. achilleoides A. A. Heller 1938-7-12 15257 a Modoc near w base Deer Mountain (on U.S. Highway 97) Comment
  RSA174191  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-7-27 s.n. Modoc Pine woods Comment
  CAS-BOT-BC497220  Erodium Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -2 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  CAS-BOT-BC180081  Erodium cicutarium Elmer Ivan Applegate 1897-5-31 882 Modoc Bloody Point, Tule Lake. Comment
  JEPS61388  Erodium cicutarium L. S. Smith 1919-5-7 1094 Modoc Warner Mts. Comment
  SJSU9591  Eryngium alismifolium W. Savage 1979-7-5 1356 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC21475  Eryngium articulatum Bruce Bartholomew; Barrett Anderson 1988-6-23 4289 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC21479  Eryngium articulatum Leland S. Smith 1917-9-18 163 Modoc Little Grizzly Ranger Station. 1828 Comment
  CHSC100392  Eryngium articulatum Lowell Ahart; John Dittes 2008-8-25 15285 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  RSA210855  Eryngium articulatum R. F. Thorne, C. W. Tilforth 1969-9-4 39059 Modoc 2 mi W of Davis Creek (town), S of Goose Lake. 1433 Comment
  CDA38325  Eryngium articulatum Gene Deal 1993-8-2 s.n. Modoc Modoc National Forest; North of Weed Valley Ranch, Modoc National Forest. 0 Comment
  CHSC66977  Eryngium mathiasiae James D. Jokerst 1987-6-23 2929 Modoc Radar Survey Site S of Doublehead Mtn., off-site surveys SW and SE of Doublehead Mtn., at a large dry lake ca. 1.75 mi from Rimrock Lake. Comment
  CHSC66978  Eryngium mathiasiae James D. Jokerst 1987-6-23 2933 Modoc Radar Survey Site s of Doublehead Mtn., off-site survey at a large dry lake ca. 0.66 mi E of Lone Pine Lake and ca. 1.3 mi S of Doublehead Lake. Comment
  CHSC66980  Eryngium mathiasiae James D. Jokerst 1987-6-24 2940 Modoc SE of Doblehead Mtn., 2 mi due S of Lone Pine Lake, medium-sized isolated vernal pool adjacent to USFS primitive road. Comment
  CHSC67325  Eryngium mathiasiae James D. Jokerst 1986-8-11 2757 Modoc Radar Site Survey S of Doublehead Mtn., S of Road to Doublehead Mtn. Comment
  UC1487310  Eryngium mathiasiae Gregg Riegel 1981-6-10 Modoc N of Canby (along Loveness Road around reservoir) 1524 Comment
  UC1510461  Eryngium mathiasiae Phil Leitner and Barbara Malloch 1983-7-16 Modoc near Double Head Mtn. (E of road at fenceline); Modoc National Forest Comment
  UC1510465  Eryngium mathiasiae Phil Leitner and Barbara Malloch 1983-7-17 Modoc w. of midsection line rd. Modoc Nat'l Forest Comment
  RSA520352  Erysimum capitatum Bruce Bartholomew, B. Anderson 1989-6-3 4897 Modoc Ca 9 km SSW of Timber Mountain. 1370 Comment
  CAS-BOT-BC58332  Erysimum capitatum var. capitatum Bruce Bartholomew; Barrett Anderson 1989-6-3 4897 Modoc ca. 9 km SSW of Timber Mountain. 1370 Comment
  CAS-BOT-BC58342  Erysimum repandum Bruce Bartholomew; Barrett Anderson 1988-5-12 4135 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  UC1191426  Erysimum repandum Herbert L. Mason 1947-7-10 13346 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC229900  Erythranthe breviflora Bruce Bartholomew 1991-7-5 5949 Modoc Coyote Meadow, near the Oregon border. 1580 Comment
  CAS-BOT-BC229903  Erythranthe breweri Annie Montague Alexander; L. Kellogg 1946-7-1 4888 Modoc 0.5 mi. E of Bidwell Creek road summit. Comment
  CAS-BOT-BC229918  Erythranthe guttata Elmer Ivan Applegate 1932-7-31 7970 Modoc Mill Creek Meadows. Comment
  CAS-BOT-BC229921  Erythranthe guttata Roxana Stinchfield Ferris; R. Duthie 1919-6-13 47 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC234509  Erythranthe guttata Bruce Bartholomew; Barrett Anderson 1988-7-21 4465 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CHSC30494  Erythranthe guttata N. E. H. Orouty 1980-5-25 164 Modoc Along stream from hot spring. Comment
  CAS-BOT-BC234526  Erythranthe lewisii Bruce Bartholomew; Barrett Anderson 1988-7-22 4537 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 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-BC234481  Erythranthe moniliformis Barrett Anderson 1986-7-9 3178 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  CAS-BOT-BC234459  Erythranthe primuloides Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10566 A Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  CAS-BOT-BC234462  Erythranthe primuloides Bruce Bartholomew 1990-6-15 5239 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC234471  Erythranthe pulsiferae Bruce Bartholomew 1993-6-12 6609 Modoc Along road between Egg Lake and Lookout. 1300 Comment
  CAS-BOT-BC292500  Erythranthe pulsiferae Milo S. Baker 1893-6-1 s.n. Modoc McCloud River, 6 mi below Bartles. Comment
  CAS-BOT-BC190754  Eschscholzia californica John Thomas Howell 1934-6-30 12284 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC190755  Eschscholzia californica Elmer Ivan Applegate 1936-7-5 10530 Modoc Hospital Rock, Lave Beds National Monument. Comment
  RSA520358  Eschscholzia californica subsp. californica Bruce Bartholomew, B. Anderson 1989-6-3 4917 Modoc 9 km W of County Route 91 along the N side of the Pit River 1340 Comment
  UC196655  Euphorbia esula F. C. Chace June 1916 Modoc Adin Comment
  CAS-BOT-BC95710  Euphorbia serpillifolia John Thomas Howell 1934-7-2 12352 Modoc Morvitz Creek, 1 mi. S of Clear Lake. Comment
  CAS-BOT-BC95713  Euphorbia serpillifolia Bruce Bartholomew 1991-8-4 6015 Modoc W side of Goose Lake, 10.5 km N of McGinty Point. 1460 Comment
  NY1001168  Euphorbia spathulata M. J. Williams 1988-5-30 88- 26 --12 Modoc Jess Valley, east of Likely, south of roadside rest 1524 Comment
  CAS-BOT-BC15166  Eurybia integrifolia Bruce Bartholomew 1989-8-12 5107 Modoc ca. 3.2 airline miles W of Patterson Ranger Station on road to Jess Valley. 2060 Comment
  CAS-BOT-BC312104  Eurybia integrifolia L. S. Smith 1918-8-10 1017 Modoc Camp One, Modoc Forest 2468 Comment
  CHSC106196  Euthamia occidentalis Lowell Ahart; John Dittes 2010-8-31 17102 Modoc On the east side of Elkins Lane, about 10 yards east of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC71688  Euthamia occidentalis Mrs. M. H. Manning 1903-8-26 330 Modoc near Fort Bidwell; ne Modoc Co. Comment
  CAS-BOT-BC247718  Festuca Leland S. Smith 1924-6-4 1366 Modoc Near Kramer Reservoir, S of Egg Lake. Comment
  UCR163260  Festuca Jim Andre 1993-7-2 1427 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CHSC117227  Festuca idahoensis Lowell Ahart; John Dittes 2016-6-6 20941 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  POM203058  Festuca idahoensis J. T. Howell 1934-6-30 12293 Modoc Duncan Horse Camp. Comment
  RSA0069320  Festuca idahoensis Dean Wm. Taylor 2014-6-10 21483 Modoc Vicinity Mud Lake; County Road 91 (Lookout to Tule Lake) at the junction with Modoc National Forest road 42N56. 1432 Comment
  SEINET229939 Image available Festuca idahoensis Leila M. Shultz, John S Shultz 1985-6-23 8593 Modoc Modoc Plateau at the western extension of the Great Basin between Beeler and Duncan reservoirs N of Canby near Hwy 139 1311 Comment
  CHSC97170  Festuca occidentalis Lowell Ahart 2007-5-29 13942 Modoc On the south side of Dome Trail, trail leads to the Middle Fork of the Feather River, about 200 yards northeast of trail head which is 3/10 mile east of Bean Creek Road, about 2 miles (air) northeast of Big Bald Rock, about 16 miles (air) northeast of Oroville. 844 Comment
Read comments
Oct 5 2019
  UCD32731  Festuca rubra Beecher Crampton 1954-7-8 2172 Modoc Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  CAS-BOT-BC217078  Frangula rubra Alice Eastwood; John Thomas Howell 1940-6-13 8155 Modoc E side of Fandango Pass. Comment
  JEPS126537  Frasera albicaulis var. modocensis Lowell Ahart, John Dittes 2016-6-6 20954 -B 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
  POM76594  Frasera albicaulis var. modocensis Mrs. R. M. Austin 1894-07 517 Modoc Goose Lake Valley Comment
  HSC97880  Fritillaria atropurpurea Juha Pykala, D. H. Norris 1987-5-28 1265 Modoc Warner Mtns., 3-4 mi. W of Lake City, Lake City Canyon 1829 Comment
  UC615047  Fritillaria atropurpurea Beryl O. Schreiber 1934-6-10 1174 Modoc Warner Mountains, Lost Lake Lost Lake; Warner Mountains, Lost Lake Comment
  JEPS55679  Fritillaria atropurpurea Margaret Williams 1968-5-31 6881 Modoc Cedar Pass Comment
  RSA59801  Fritillaria atropurpurea E. K. Balls 1950-5-17 14735 Modoc Howards Gulch Public Camp, off Hwy. 139. N.W. of Canby. 1433 Comment
  CAS-BOT-BC242094  Fritillaria pudica K. Paulson; Robert Paulson 1989-4-16 97 Modoc Crowder Flat Road, Devil's Garden. Comment
  CAS-BOT-BC242095  Fritillaria pudica Bruce Bartholomew 1992-5-16 6334 Modoc NW side of Sweagert Flat. 1850 Comment
  JEPS61944  Fritillaria pudica Mary H. Manning before Aug. 1918 Modoc Fort Bidwell Comment
  UC3662  Fritillaria pudica Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley; Northern California, Goose Lake Valley Comment
  RSA486788  Fritillaria pudica Bruce Bartholomew, B. Anderson 1988-5-13 4162 Modoc 4 km northwest of Pepperdine, gentle west-facing slope near top of the Warner Mountains 1760 Comment
  UCD124909  Galeopsis tetrahit Herbert L. Mason; Verne Grant 1947-7-12 13417 Modoc Near south end of west side road, Pit River Valley, south of Alturas. Comment
  CAS-BOT-BC225048  Galium aparine Annie Montague Alexander; L. Kellogg 1946-7-10 4958 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC225057  Galium aparine John Thomas Howell 1934-6-13 12063 Modoc Fandango Pass. 1828 Comment
  UC416628  Galium aparine W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Creek Warner Mountains 1676 Comment
  CDA42135  Galium aparine T. C. Fuller 1958-7-8 2035 Modoc 4 miles south of Pine Creek. 0 Comment
  JEPS13238  Galium bifolium Rimo Bacigalupi 1955-7-19 5379 Modoc Forest rd. to Mill Cr. Ranger Station (just above and e of Soup Spr. Mdw., southern mts.); Warner Mts., Modoc Nat'l For. 2118 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
  UC1485930  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-9-3 1138 Modoc 1/3 mi sw N Emerson Lake (below rock outcrop on talus slope); Modoc Nat. Forest, S Warner Mt. Wilderness Area 2475 Comment
  UC748107  Galium mexicanum var. asperulum Annie M. Alexander and Louise Kellogg 1946-7-10 4958 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  JEPS27646  Galium serpenticum subsp. warnerense Ehrendorfer and Stebbins 1959-6-28 5913 Modoc plateau, top and s rim Mt. Bidwell; , plateau, top and s rim 2438 Comment
  UC1211890 Image available Galium serpenticum subsp. warnerense Lauramay T. Dempster and Clare Hardham 1961-6-19 1710 Modoc mouth of canyon just se New Pine Creek; ; Modoc Co. 1584 Comment
  UC1408970  Galium trifidum var. pusillum R. F. Thorne and C. W. Tilforth 1969-9-5 39168 Modoc Clear Lake Modoc National Forest, Warner Mts. 1767 Comment
  CAS-BOT-BC225083  Galium triflorum Bruce Bartholomew; Barrett Anderson 1988-7-21 4429 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  CHSC109739  Galium triflorum B. Castro; L. P. Janeway 2012-7-28 1981 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). 1943 Comment
  CAS-BOT-BC180119  Garrya fremontii Leland S. Smith 1917-9-12 157 Modoc Buck Creek. 1828 Comment
  CAS-BOT-BC192121  Garrya fremontii E. K. Balls 1950-5-12 14652 Modoc Hillsides north of Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1859 Comment
  JEPS66746  Garrya fremontii L. S. Smith 1917-9-12 157 Modoc Buck Creek Warner Mts. (n Warner Mts) 1828 Comment
  RSA59641  Garrya fremontii E. K. Balls 1950-5-12 14652 Modoc Hillsides north of Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1860 Comment
  UC412884  Garrya fremontii Belknap C. Goldsmith 1911-6-22 37 Modoc Fandango Creek; Warner Mts., Modoc Forest 1584 Comment
  JEPS87990  Gayophytum decipiens Barbara Ertter 1988-6-18 7624 Modoc 1 mi s of s junction Hwy. 139 junction to Lava Beds National Monument (e of Tonesta, a few mi n of Agric. Inspection Station, ca 50 air mi sw of Klamath Falls) 1310 Comment
  NY999473  Gayophytum decipiens J. T. Howell 1934-6-14 12125 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  JEPS27527  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1918-8-7 7863 Modoc Mt. Bidwell 2133 Comment
  CAS-BOT-BC190834  Gayophytum humile Alice Eastwood; John Thomas Howell 1940-6-13 8192 Modoc W side of Cedar Pass. Comment
  UC205189  Gayophytum racemosum W. P. Taylor and H. C. Bryant 1910-7-13 Modoc N. Fork Parker Cr. Warner Mountains (head) 2225 Comment
  UC422803  Gayophytum ramosissimum Milo S. Baker 1887-1 Modoc Forestdale Comment
  JEPS24348  Gentiana affinis var. ovata L. S. Smith 1918-7-29 1010 Modoc Patterson Mill Warner Mts. 2194 Comment
  POM260876  Geranium richardsonii Alice Eastwood, J. T. Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  CAS-BOT-BC180058  Geranium viscosissimum Annie Montague Alexander; L. Kellogg 1946-7-3 4901 Modoc Bidwell Creek Canyon, 5 mi. W of Fort Bidwell. Comment
  CAS-BOT-BC180059  Geranium viscosissimum Robert Patterson; Mona Bourell 1993-8-15 5268 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC180062  Geranium viscosissimum Verne Grant; I. Schneider 1947-7-22 8145 Modoc N fork of Pit River on Hwy 395, ca. 1 mi. N of junction with Cedarville road. Comment
  CAS-BOT-BC180071  Geranium viscosissimum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16399 Modoc Along Thoms Creek, 6.1 mi. E of Hwy 299, along Cedar Pass road. Comment
  JEPS61447  Geranium viscosissimum M. F. Gilman 657 Modoc 1524 Comment
  UC12257  Geum aleppicum M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley, near Lookout Big Valley Comment
  CAS-BOT-BC214671  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CAS-BOT-BC214681  Geum triflorum Alice Eastwood; John Thomas Howell 1940-6-14 8217 Modoc 8 mi. NW of Canby. Comment
  HSC18640  Geum triflorum M. T. Milligan 1964-6-17 40 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  RSA666426  Geum triflorum Barbara Ertter 1988-6-18 7618 Modoc Hwy 139, 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection Station, 1 mile S of jct to Lava Beds Nat'l Monument E of Tonesta. 1311 Comment
  UC1607613  Geum triflorum Barbara Ertter 1988-6-18 7618 Modoc 50 air mi sw of Klamath Falls (a few mi n of Agric, Inspection Station, 1 mi s of South Junction to Lava Beds National Monument, e of Tonesta, Hwy 139); Inspection Station, Hwy 139 1310 Comment
  UCD113296  Geum triflorum Beecher Crampton 1960-6-17 5705 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles northeast Happy Camp Station. 1280 Comment
  CAS-BOT-BC214662  Geum triflorum Elmer Ivan Applegate 1936-5-11 10273 Modoc Post Office Cavern, Lava Beds National Monument. Comment
  RSA454454  Geum triflorum var. ciliatum Christopher Davidson 1973-5-26 2140 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  SEINET196555  Gilia capillaris Verne Grant, Alva Grant 1947-7-13 8013 Modoc At west end of Fandango Valley road from Goose Lake to Fort Bidwell Comment
  CAS-BOT-BC190695  Gilia inconspicua Bruce Bartholomew 1991-5-24 5697 Modoc Surprise Valley, 6.6 km E of Eagleville. 1390 Comment
  NY964019  Gilia salticola B. M. Bartholomew 1991-5-24 5710 Modoc Surprise Valley, east of Eagleville at the Nevada State boundary 1520 Comment
  UCD117558  Glaux maritima John C. Hays 1950-1 s.n. Modoc Surprise Valley. 1402 Comment
  UC65064  Glyceria borealis David Griffiths, Byron Hunter 1902-1 452 Modoc Warner Mts. Comment
  CAS-BOT-BC49535  Gnaphalium palustre Clare Butterworth Hardham 1974-8-6 20172 Modoc Cedar Pass, Warner Mountains between Alturas and Cedarville 1935 Comment
  HSC67887  Gnaphalium palustre J. P. Smith, J. O. Sawyer 1973-8-9 7260 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  JEPS117376  Gnaphalium palustre Lowell Ahart, John Dittes 2010-8-30 17075 Modoc About 10 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  UC711857  Gnaphalium palustre Roxana S. Ferris and Laura Lorraine 1941-8-13 10557 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest, East Creek 2164 Comment
  RSA424793  Gratiola ebracteata Louis C. Wheeler 1935-8-22 3909 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  JEPS114684  Gratiola neglecta Lowell Ahart, John Dittes 2008-6-21 14993 Modoc On wet soil, 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
  UC1191894  Gratiola neglecta Herbert L. Mason and Verne Grant 1947-7-11 13374 Modoc along Highway #395 s Alturas (near w side of road); South Fork of Pitt 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-BC95534  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4693 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  UCD132466  Grindelia camporum E. K. Balls 1954-8-2 19715 Modoc in Botanic Garden, Prop. No. 8241. From 4.2 miles northeast of junction Highways 299 and 139, along highway 299 near Canby. 1371 Comment
  CAS-BOT-BC49539  Grindelia hirsutula Bruce Bartholomew; Barrett Anderson 1988-7-21 4403 Modoc 2.1 km SSE of Day on the road to state Hwy 299. 1020 Comment
  CAS-BOT-BC49541  Grindelia hirsutula K. Paulson; Robert Paulson 1989-7-18 191 Modoc Parker Creek Rd. 1508 Comment
  CAS-BOT-BC189600  Hackelia Clare B. Hardham 1961-6-18 7546 Modoc Hills 3 miles E of Cedar Pass, Warner Mountains 1828 Comment
  SDSU20106  Hackelia californica Lee Ripma, R. B. Kelley 2012-7-24 385 Modoc Side of FR31. 2386 Comment
  UC1523803  Hackelia californica Lisa Janio 1981-7-13 55 Modoc near Bear Spring 1524 Comment
  RSA496335  Hackelia californica Elaine Joyal, D. Mehlman 1988-6-28 1290 Modoc N Warner Mts., ridge road. Comment
  HSC80931  Hackelia micrantha G. M. Riegel 1979-7-23 573 Modoc S Warner Mtns. 1829 Comment
  RSA26981  Hackelia micrantha C. L. Hitchcock 1940-5-27 6692 Modoc 15 miles NE of Alturas. 1616 Comment
  UC881644  Hackelia micrantha C. L. Hitchcock 1940-5-27 6691 Modoc 15 mi ne of Alturas 1615 Comment
  UC24815  Hackelia micrantha Milo S. Baker 1893-6 Modoc Medicine Lake Comment
  CAS-BOT-BC49550  Helianthus annuus Bruce Bartholomew 1989-8-10 5028 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 Comment
  RSA505417  Helianthus cusickii R. C. Bacigalupi 1957-6-28 5986 Modoc On road along US Hwy 299, 2 miles east of railroad crossing (S.P.) near Canby 1311 Comment
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Jul 31 2007
  RSA534715  Heliotropium curassavicum var. oculatum Bruce Bartholomew 1989-8-11 5058 Modoc Along W side of Goose Lake, 3.5 km S of the Oregon border on National Forest Road 48. 1430 Comment
  CHSC106324  Hemizonia lobbii Lowell Ahart; John Dittes 2010-8-31 17094 Modoc On the east side of Elkins Lane, about 50 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC180046  Hesperochiron californicus Leland S. Smith 1920-5-18 11515 /1 Modoc Sear's Homested. 1676 Comment
  CAS-BOT-BC180033  Hesperochiron pumilus Mrs. H. C. Cantelow 1941-5-23 3479 Modoc Hwy 299 just E of Adin Pass Summit. 1576 Comment
  HSC6399  Hesperochiron pumilus M. T. Milligan 1964-5-9 35 Modoc 10 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  UC73706  Hesperochiron pumilus Milo S. Baker 1896-5-15 80 Modoc Forestdale Comment
  RSA91388  Hesperolinon micranthum F. W. Peirson 1926-6-25 6858 Modoc Cedarville road about 10 miles east of Altura. Comment
  CHSC100847  Heuchera cylindrica L. P. Janeway 2008-8-17 9566 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. In cracks on north-facing rock face. 2400 Comment
  NY541342  Heuchera cylindrica B. M. Bartholomew 1990-7-20 5493 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains, west side of Warner Mountains 2130 Comment
  JEPS43514  Heuchera cylindrica var. ovalifolia B. M. Payne 1930-5-11 759 Modoc s and e Alturas (Parker Creek); Warner Mountains 1584 Comment
  CAS-BOT-BC49479  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5475 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC49483  Hieracium scouleri Francis Dorris Payne 1929-7-20 104 Modoc Parker Creek, Warner Mtns. 1584 Comment
  CHSC38986  Hieracium scouleri J. D. Jokerst 1983-6-18 1860 Modoc Forest adjacent to meadow. 0.4 miles south of Crowder Flat on forest service road 73. Comment
  UC1101456  Hippuris vulgaris Verne Grant and Irving Schneider 1947-7-21 8118 Modoc N. Fork Pit R. ca. 2 mi. above Alturas; N. Fork Pit R. Comment
  UC1191965  Hippuris vulgaris Herbert L. Mason 1947-8-15 13561 Modoc spring leading into w. side Goose Lake (11 mi. from Davis Creek) Comment
  UC1536812  Hippuris vulgaris Gordon H. True Jr. 1939-7-21 1022 Modoc n. Canby (Jack Swamp); Jack Swamp Comment
  SEINET195679  Holodiscus dumosus var. glabrescens Annie M. Alexander, Louise Kellogg 1946-7-23 5061 Modoc Emerson Peak, Warner Mountains Comment
  SEINET8408787  Holodiscus microphyllus Unknown 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC214699  Holodiscus microphyllus var. glabrescens Bruce Bartholomew 1990-8-4 5626 Modoc Slope on NE side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts. 2520 Comment
  HSC18678  Holodiscus microphyllus var. glabrescens M. T. Milligan 1966-7-5 558 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  CAS-BOT-BC247681  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1934-6-30 12292 Modoc Duncan Horse Camp. Comment
  UCD85909  Hordeum marinum subsp. gussoneanum L. Whitney 1935-5-30 3158 Modoc White Horse. Comment
  UC545669  Horkelia fusca subsp. capitata Louis C. Wheeler 1935-8-1 3726 Modoc Dismal Swamp, Twenty-Mile Creek Warner Mtns, Mt. Diablo Mer 2225 Comment
  UC545675  Horkelia fusca subsp. parviflora Leo D. Whitney 1935-6-6 3189 Modoc 2 mi n Hole-in-the-Rock Comment
  CAS-BOT-BC179318  Hydrophyllum capitatum var. alpinum Bruce Bartholomew 1990-6-15 5226 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  CAS-BOT-BC179321  Hydrophyllum capitatum var. alpinum Annie Montague Alexander; L. Kellogg 1946-6-5 4661 Modoc Emerson Camp, Emerson Creek. 2133 Comment
  CAS-BOT-BC179333  Hydrophyllum capitatum var. alpinum Elmer Ivan Applegate 1932-7-9 7588 Modoc N slope of Bidwell Mountain. Comment
  JEPS1626  Hydrophyllum capitatum var. alpinum Leland S. Smith 1918-1 761 Modoc Comment
  HSC59909  Hymenoxys hoopesii G. M. Riegel 1979-9-8 766 Modoc South Warner Mt. Wilderness Area 2427 Comment
  UC748342  Hymenoxys lemmonii Annie M. Alexander and Louise Kellogg 1946-6-10 4716 Modoc top of lava bench more or less on slope n Snake Lake (between Lower and Snake Lakes) Comment
  CAS-BOT-BC179902  Hypericum anagalloides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 41 Modoc Bank of Parker Creek 1 mi. above Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC179896  Hypericum scouleri Leland S. Smith 1929-6-1 1436 Modoc Happy Camp. 1524 Comment
  POM95941  Idahoa scapigera Mrs. R. M. Austin 1895-05 36 Modoc Goose Lake Valley Comment
  RSA78914  Iliamna bakeri E. K. Balls, P. C. Everett 1952-10-11 18155 Modoc 0.2 miles SE of crest of Fandango Pass, Warner Mountains. 1860 Comment
  UC449742  Ipomopsis aggregata Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek Mt. Bidwell, e side Comment
  CAS-BOT-BC190655  Ipomopsis aggregata subsp. aggregata Bruce Bartholomew 1989-7-14 4952 Modoc ca. 6.5 km NE of Egg Lake and 0.8 km E of Survice Gulch. 1340 Comment
  JEPS69740  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  UC449787  Ipomopsis congesta M. F. Gilman 510 Modoc Comment
  CAS-BOT-BC245098  Iris missouriensis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16450 Modoc Southern outskirts of Fort Bidwell. Comment
  CAS-BOT-BC245099  Iris missouriensis E. S. Willits 1940-5-18 275 Modoc Willow Ranch. Comment
  CAS-BOT-BC245100  Iris missouriensis P. Monnet 1913-7-7 932 Modoc Surprise Valley. Comment
  RSA59532  Iris missouriensis E. K. Balls 1950-5-20 14806 Modoc 2.1 miles above S Fork Public Camp, aldong S Fork Pit River to Jess Valley 1463 Comment
  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
  RSA210859  Iva axillaris subsp. robustior R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39124 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  JEPS86283  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn Clifton 1990-6-25 11164 Modoc Cedar Pass Warner Mountains, Davis Creek 15' U.S.G.S. topographic map (n slope of Peak 7298) 2148 Comment
  RSA537662  Ivesia baileyi var. beneolens D. W. Taylor 1990-6-25 11164 Modoc Cedar Pass, northerly slopes of Peak 7298. 2149 Comment
  CAS-BOT-BC214719  Ivesia gordonii Bruce Bartholomew 1990-8-4 5643 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  JEPS91217  Ivesia gordonii Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10464 Modoc Warner Mountains, steep northeast face Eagle Peak 2880 Comment
  NY833802  Ivesia gordonii B. M. Bartholomew 1990-8-4 5643 Modoc Top of pass on Summit Trail, ca. 0.5 km southeast of Patterson Lake, east side of Warner Mountains 2800 Comment
  HSC80694  Ivesia gordonii var. ursinorum G. M. Riegel 1980-8-9 1014 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC109877  Juncus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 181 Modoc Parker Creek near Modoc National Forest boundary. Comment
  CHSC117266  Juncus articulatus subsp. articulatus Lowell Ahart; John Dittes 2016-7-14 21203 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC100109  Juncus balticus L. P. Janeway; B. Castro 2008-8-16 9546 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  UC1100954  Juncus balticus Herbert L. Mason 1947-8-15 13546 Modoc e side Goose Lake (on Willow Ranch); , Mouth of Crane Creek Comment
  RSA0113961  Juncus bufonius var. bufonius Lowell A. Ahart, John Dittes 2013-7-24 18929 Modoc About 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilor Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big valley. 1263 Comment
  CAS-BOT-BC245071  Juncus bufonius var. occidentalis Louis Cutter Wheeler 1935-8-1 3738 Modoc Dismal Swamp. 2225 Comment
  JEPS66932  Juncus bufonius var. occidentalis W. L. Jepson 1918-8-12 7953 Modoc Jess Valley 1584 Comment
  UCD146977  Juncus bufonius var. occidentalis Chuck Hughes 2012-9-13 348 Modoc Bear Mountain 2005 Comment
  CAS-BOT-BC245062  Juncus ensifolius Bruce Bartholomew; B. Anderson 1988-7-23 4594 Modoc Pine Creek, 4 km E of US Highway 395 on the road to Lily Lake, Warner Mountains 1620 Comment
  CHSC100190  Juncus ensifolius John Dittes; Josephine Guardino 1991-8-24 461 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
  UC1536801  Juncus ensifolius Gordon H. True Jr. 1939-6-30 1018 Modoc e of Alturas; Parker Creek Comment
  CAS-BOT-BC245058  Juncus hemiendytus var. abjectus Alice Eastwood; John Thomas Howell 1940-6-15 8278 Modoc Near Happy Camp Ranger Station. Comment
  CAS-BOT-BC245059  Juncus hemiendytus var. abjectus Bruce Bartholomew 1993-6-14 6676 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  CAS-BOT-BC245046  Juncus longistylis Alice Eastwood; John Thomas Howell 1940-6-15 8279 Modoc Near Happy Camp Ranger Station. Comment
  UC70012  Juncus mertensianus Mrs. M. H. Manning Jun 1903 446 Modoc ne Modoc County Comment
  UCR34737  Juncus mertensianus J. A. Harpel 1981-8-6 V 5 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC2483  Juncus mexicanus Baker and Nutting Modoc Dixie Valley Comment
  JEPS114907  Juncus orthophyllus Lowell Ahart, John Dittes 2008-8-26 15351 Modoc On the bottom 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
  RSA648507  Juncus parryi Marion P. Harthill 1972-9-7 1826 Modoc Dismal Swamp Area, Modoc National Forest. 2287 Comment
  UCR67433B  Juncus torreyi George K. Helmkamp 1990-9-23 J- 12 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CHSC38995  Juncus trilocularis J. D. Jokerst 1983-7-18 1842 Modoc At edge of meadow, Miller's Flat, NW of town of Aden. East edge of meadow. Comment
  CAS-BOT-BC81194  Juniperus occidentalis Elmer I. Applegate 1929-7-29 6083 Modoc Clear Lake Comment
  LA6642  Juniperus occidentalis Carl Epling; Mrs. Epling 1935-8-15 Modoc Courtwright Comment
  JEPS114908  Juniperus occidentalis var. occidentalis Lowell Ahart, John Dittes 2008-8-26 15358 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  RSA210814  Juniperus occidentalis var. occidentalis Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39087 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  RSA67241  Juniperus occidentalis var. occidentalis Philip A. Munz 1951-9-14 16975 Modoc West base of Warner Mountains, 4.2 miles east of Likely 1418 Comment
  CAS-BOT-BC95672  Kalmia polifolia Robert J. Weatherby 1955-7-7 1598 Modoc Mineral Spring, near Dismal Swamp, Warner Mountains 2331 Comment
  POM229190  Kalmia polifolia subsp. microphylla L. C. Wheeler 1935-8-4 3776 Modoc Pine Creek, Warner Mts. 2210 Comment
  CAS-BOT-BC225097  Kelloggia galioides Robert Patterson; Mona Bourell 1993-8-15 5264 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC80759  Kelloggia galioides G. M. Riegel 1979-7-27 603 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC247646  Koeleria macrantha John Thomas Howell 1934-7-1 12347 Modoc Duncan Horse Camp. 1355 Comment
  HSC10242  Koeleria macrantha R. C. Wunner 1965-6-26 280 Modoc Lava Beds National Monument, Blue Eyes Point. 1341 Comment
  UC1024946  Koeleria macrantha Leo Whitney 1935-7-2 3326 Modoc ca 17 mi nw Canby; Badger Wells 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
  UC33036  Lactuca tatarica subsp. pulchella Milo S. Baker 1893-6 Modoc Comment
  CDA36735  Lagophylla ramosissima Richard R. Halse 2010-8-25 8085 Modoc Along State Highway 139 ca. 25.5 miles northwest of its junction with State Hwy 299; Modoc National Forest. Comment
  SEINET11446747 Image available Lagophylla ramosissima R. R. Halse 2010-8-25 8085 Modoc Along State Hwy. 139 ca 25.5 miles northwest of its junction with State Hwy. 299; Modoc National Forest.; 0 1278 Comment
  CAS-BOT-BC179873  Lamium amplexicaule Leland S. Smith 1919-5-1 1082 Modoc Jess Valley, Clarke Ranch. 1600 Comment
  CAS-BOT-BC54065  Lappula redowskii C. C. (Mrs.) Bruce 1894-9-1 34 Modoc Davis Creek. Comment
  CAS-BOT-BC54069  Lappula redowskii Leland S. Smith 1922-10-22 1337 Modoc Below rim E side Tule Lake. 1341 Comment
  CAS-BOT-BC54071  Lappula redowskii Elmer Ivan Applegate 1897-5-31 885 Modoc E side of Tule Lake, near Cornell. Comment
  RSA101493  Lathyrus lanszwertii C. A. Weatherby 1955-7-8 1610 Modoc 7 miles north of Ft. Bidwell, Warner mts. 1875 Comment
  CAS-BOT-BC181972  Lathyrus rigidus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16472 Modoc 2.4 mi. S of Davis Creek. Comment
  UC71602  Layia glandulosa M. H. Manning 1894-3 257 Modoc Mt. Bidwell 1524 Comment
  CAS-BOT-BC49454  Layia glandulosa Mrs. H. C. Cantelow 1940-6-2 3348 Modoc W of Alturas on rd. to Lava Beds National Monument. Comment
  RSA604325  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  CHSC106209  Lemna minor Lowell Ahart; John Dittes 2010-8-31 17122 Modoc South side of a small stream, about 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  POM312461  Lemna minor Verne Grant, Irving Schneider 1947-7-19 8064 Modoc Corporation ranch; irrigation ditch south of south loop road, south of Alturas Comment
  UC1536809  Lemna minor Gordon H. True Jr. 1939-7-21 1004 Modoc Jack Swamp Comment
  UC1536818  Lemna minor Gordon H. True Jr. 1939-7-6 1002 Modoc Gooch Swamp near Lookout; Gooch Swamp Comment
  JEPS408  Lemna trisulca W. L. Jepson 1918-8-10 7929 Modoc Alturas 1371 Comment
  CHSC117261  Lepidium campestre Lowell Ahart; John Dittes 2016-7-14 21162 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC58666  Lepidium chalepense K. Paulson; Robert Paulson 1991-7-13 239 Modoc Near Bear Flat Road, southern Warner Mountains. 2164 Comment
  UC71710  Lepidium densiflorum Mrs. M. H. Manning 1902-10-4 51 Modoc Surprise Valley Comment
  CHSC99153  Lepidium dictyotum var. dictyotum Lowell Ahart; John Dittes 2008-6-21 15011 Modoc Along a large levee, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 Comment
  CAS-BOT-BC58347  Lepidium perfoliatum F. Angwin 1945-10-7 Modoc Big Valley near Adin. 1280 Comment
  CAS-BOT-BC58348  Lepidium perfoliatum Bruce Bartholomew; Barrett Anderson 1989-4-29 4700 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  SJSU8706  Leptosiphon harknessii H. L. Buckalew 1961-6-29 Modoc by Stowe Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1920 Comment
  CAS-BOT-BC49461  Leucanthemum vulgare Margaret J. Williams 1984-6-29 84- 70 -2 Modoc N of Alturas on Hwy 395 almost to Oregon border. 1432 Comment
  UCR87516  Leucocrinum montanum George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 16.1 miles NW of Canby along Calif. Hwy 139 1280 Comment
  SEINET3154178  Leucocrinum montanum E. K. Balls 1950-5-10 15962 Modoc hwy 395, 5.5 mi NE of Alturas, 5 mi. before junction 1524 Comment
  UCD138434  Leucocrinum montanum Frank C. Vasek 1975-5-21 s.n. Modoc Crowder Flat Road, ca. 2 miles south of Crowder Flat Guard Station at Hag Valley (ca. 12 miles west of Goose Lake and ca. 7 miles south of Oregon border), Modoc National Forest. Comment
  POM203130  Leucopoa kingii J. T. Howell 1934-7-1 12338 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC197452  Lewisia nevadensis Leland S. Smith 1918-5-31 930 Modoc Little Grizzley Ranger Station, Lassen Creek. 1828 Comment
  UC748352  Lewisia nevadensis Annie M. Alexander and Louise Kellogg 1946-6-15 4780 a Modoc Deep Creek 2194 Comment
  CAS-BOT-BC197484  Lewisia rediviva Leland S. Smith 1919-6-5 1122 Modoc Deep Creek near station. 1524 Comment
  CAS-BOT-BC197492  Lewisia rediviva K. Paulson; Robert Paulson 1989-5-21 124 Modoc Steele Swamp Road, Devil's Garden. 1371 Comment
  HSC26015  Lewisia rediviva D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19371 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC1031362  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc sagebrush knoll 15 mi ne Alturas 1615 Comment
  JEPS118211  Lewisia triphylla Dean W. Taylor 2004-5-15 19070 Modoc 1.5 mi SW of Hermitt Butte (ca. 18 air miles SW of Alturas) 1767 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  UC70680  Leymus cinereus Mrs. M. H. Manning June 1903 422 Modoc north-eastern Modoc Co. Comment
  CAS-BOT-BC247633  Leymus triticoides Leland S. Smith 1920-7-4 1173 Modoc Alturas. 1310 Comment
  JEPS68585  Leymus triticoides W. L. Jepson 1918-8-11 7937 Modoc Jess Valley 1371 Comment
  UC1037174  Leymus triticoides Leo Whitney 1935-7-19 3536 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CAS-BOT-BC21461  Ligusticum grayi Louis Cutter Wheeler 1935-8-16 3882 Modoc Dismal Swamp. 2225 Comment
  RSA453850  Ligusticum grayi L. C. Wheeler 1935-8-16 3882 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1100168  Lilaea scilloides Herbert L. Mason and Verne Grant 1947-7-11 13375 Modoc s of Alturas (w side of road); South Fork of Pit River Comment
  CAS-BOT-BC229894  Limosella aquatica Louis Cutter Wheeler 1935-9-1 3934 Modoc Pine Spring, Devil's Garden. 1524 Comment
  RSA400277  Limosella aquatica Louis C. Wheeler 1935-8-3 3764 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC449824  Linanthus ciliatus Franklin P. Nutting Modoc near Egg Lake; Lava Comment
  UC23622  Linanthus harknessii Milo S. Baker 1893-7-8 Modoc Comment
  HSC17066  Linanthus pungens R. C. Wunner 1965-6-20 26 Modoc Lava Beds National Monument near Thunderbolt Cave 1463 Comment
  CAS-BOT-BC198025  Linanthus septentrionalis Bruce Bartholomew 1989-7-15 4997 Modoc Sweagert Flat. 1860 Comment
  HSC20665  Linaria dalmatica subsp. dalmatica M. T. Milligan 1964-6-27 93 Modoc Old mill, Lassen Creek 1829 Comment
  CDA6362  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11171 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA36139  Linaria vulgaris CDFA Staff Aug 1985 Modoc Stronghold. 0 Comment
  CAS-BOT-BC179155  Linum lewisii Ethel S. Willits 1940-6-5 325 Modoc Canby. Comment
  POM86833  Linum lewisii R. M. Austin 1895-07 477 Modoc Willow Creek, Devils Garden. Comment
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Jan 1 2016
  CAS-BOT-BC225814  Lithophragma glabrum Annie Montague Alexander; L. Kellogg 1946-6-25 4824 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  JEPS5960  Lithophragma glabrum Frances D. Payne 1932-6-12 543 Modoc Dry Creek Canyon; Warner Mountains, Dry Creek Canyon 1645 Comment
  CAS-BOT-BC54032  Lithospermum ruderale E. S. Willits 1940-5-4 210 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC54037  Lithospermum ruderale Bruce Bartholomew; Barrett Anderson 1988-5-13 4143 Modoc Along Parker Creek Road, 2.7 km W of Modoc National Forest and ca. 16 km WSW of Alturas, W side of the Warner 1490 Comment
  CAS-BOT-BC54038  Lithospermum ruderale R. M. Austin 1894-6-1 s.n. Modoc Willow Creek Valley. Comment
  UC71570  Lithospermum ruderale M. H. Manning May 1903 98 a Modoc near Fort Bidwell ne Modoc county Comment
  HSC80939  Lithospermum ruderale G. M. Riegel 1980-7-27 935 Modoc S Warner Mtns. 1739 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
  CAS-BOT-BC21437  Lomatium bicolor var. leptocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6495 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  CAS-BOT-BC21442  Lomatium bicolor var. leptocarpum Bruce Bartholomew 1991-6-21 5795 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC21447  Lomatium bicolor var. leptocarpum R. L. Ward 1976-5-18 s.n. Modoc Pine Spring. 1508 Comment
  CAS-BOT-BC21448  Lomatium bicolor var. leptocarpum Francis Dorris Payne 1932-6-10 628 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC21454  Lomatium bicolor var. leptocarpum Annie Montague Alexander; L. Kellogg 1946-6-26 4839 Modoc Dismal Swamp. 2255 Comment
  UC106179  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin may 1894 40 Modoc Goose Lake Valley Comment
  RSA504594  Lomatium bicolor var. leptocarpum Bruce Bartholomew, B. Anderson 1988-6-23 4291 Modoc South side of Egg Lake, ca. 1.5 km west of the Burlington Northern railroad track 1300 Comment
  HSC27251  Lomatium canbyi J. P. Smith, J. O. Sawyer 1972-5-6 5275 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  CAS-BOT-BC30173  Lomatium dissectum var. multifidum Bruce Bartholomew; Mona Bourell 1990-4-26 5164 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  CAS-BOT-BC30134  Lomatium hendersonii Bruce Bartholomew; Barrett Anderson 1988-5-13 4160 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  CAS-BOT-BC30144  Lomatium macrocarpum Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5998 Modoc W of Alturas. 1325 Comment
  CAS-BOT-BC15757  Lomatium nevadense var. nevadense Annie Montague Alexander; L. Kellogg 1946-6-8 4703 Modoc Near 3 mi. Ranger Station sign, road from Eagleville to Patterson Mille. 2225 Comment
  CAS-BOT-BC15758  Lomatium nevadense var. nevadense S. Saufferer 1973-5-5 132 Modoc 7.5 mi. S of Pine Creek along Hwy 395. Comment
  CAS-BOT-BC15763  Lomatium nevadense var. nevadense Francis Dorris Payne 1930-4-9 Modoc Parker Creek. 1584 Comment
  UC106254  Lomatium nevadense var. nevadense Mrs. R. M. Austin May 1884 87 Modoc Goose Lake Valley Comment
  CAS-BOT-BC15752  Lomatium nevadense var. nevadense Elmer Ivan Applegate 1937-5-13 11085 Modoc N end of Devils Homestead, Lava Beds National Monument. Comment
  SEINET5333556  Lomatium nevadense var. nevadense D. Neal 1960-5-16 R- 50 Modoc 5 mi. NE of Likely Comment
  CAS-BOT-BC15773  Lomatium nudicaule Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6443 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  CAS-BOT-BC15770  Lomatium nudicaule K. Paulson; Robert Paulson 1988-6-19 55 Modoc Loveness road. 1493 Comment
  RSA504593  Lomatium nudicaule Bruce Bartholomew, B. Anderson 1988-6-23 4292 Modoc South side of Egg Lake, ca. 1.5 km west of the Burlington Northern railroad track 1300 Comment
  CAS-BOT-BC15726  Lomatium piperi Bruce Bartholomew; Barrett Anderson 1989-4-28 4661 Modoc 8 km E of the Modoc National Forest Boundary on Parker Creek Road, W side of Warner Mts. 1930 Comment
  RSA452598  Lomatium triternatum Christopher Davidson 1973-5-26 2118 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CHSC85164  Lomatium triternatum var. macrocarpum John Dittes; Josephine Guardino 1991-7-21 428 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS5964  Lomatium triternatum var. macrocarpum Frances D. Payne 1931-6-18 197 Modoc S and E of Alturas (Parker Creek); Warner Mountains 1584 Comment
  CAS-BOT-BC21416  Lomatium triternatum var. triternatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4376 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC21392  Lomatium vaginatum Margaret J. Williams; et al 1988-5-30 88- 26 -5 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC21397  Lomatium vaginatum Mrs. H. C. Cantelow 1940-5-31 s.n. Modoc 3 mi. E of Canby. Comment
  CAS-BOT-BC21398  Lomatium vaginatum C. C. (Mrs.) Bruce 1893-4-1 114 Modoc Davis Creek. Comment
  CHSC117767  Lomatium vaginatum L. P. Janeway 2016-5-17 12048 Modoc Modoc Plateau. Devils Garden area; along Road 48N08/73/ Crowder Flat Road 2.1 road-km north of Devils Garden Conserva-tion Camp; about 6.5 air-km south of Big Sage Reservoir. 1501 Comment
  CAS-BOT-BC95169  Lonicera interrupta Belknap C. Goldsmith 1912-7-1 51 Modoc Little Hot Spring Valley. 1219 Comment
  CAS-BOT-BC95171  Lonicera involucrata var. involucrata Bruce Bartholomew; Barrett Anderson 1988-6-24 4329 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC95175  Lonicera involucrata var. involucrata Francis Dorris Payne 1955-7-21 Modoc Lily Lake. Comment
  CAS-BOT-BC181955  Lotus denticulatus Bruce Bartholomew 1991-7-4 5925 Modoc Vicinity of Pine Spring between Miller Gulch and Twin Lakes. 1420 Comment
  RSA520357  Lotus denticulatus Bruce Bartholomew 1989-6-3 4913 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  SEINET5512249  Lotus humistratus J. C. Beatley 1964-1 Modoc Tule Lake area. Drainage area: Tule Lake area 1829 Comment
  RSA210839  Lotus unifoliolatus Robert F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39066 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point. 1433 Comment
  RSA582627  Lotus unifoliolatus Louis C. Wheeler 1935-9-23 4005 Modoc Pease Flat, Devils Garden. 1524 Comment
  RSA318941  Lupinus Patricia Wilder 1971-6-20 5091 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
  RSA624905  Lupinus Jeffrey Huber 1971-6-3 87 Modoc 5 mi. S. of Canby on Calif. Hwy. 299. Comment
  CAS-BOT-BC181898  Lupinus arbustus Francis Dorris Payne 1931-6-21 211 Modoc Ridge SW Dry Creek. 1981 Comment
  CAS-BOT-BC181899  Lupinus arbustus Bruce Bartholomew 1992-8-9 6385 Modoc Creek below Patterson Lake on Squaw Peak Trail to Owl Creek Trail, E side of Warner Mountains. 2650 Comment
  CAS-BOT-BC181914  Lupinus arbustus Elmer Ivan Applegate 1932-8-1 8059 Modoc S slope of Werren Peak, Warner Mts. Comment
  CAS-BOT-BC498681  Lupinus arbustus E. K. Balls 1950-5-20 14798 Modoc 1.5 mi below Clear Lake, from Likely, South Fork Pit River 1676 Comment
  NY732855  Lupinus arbustus subsp. calcaratus K. Paulson 1991-7-27 245 Modoc Sugar Hill area 2118 Comment
  POM298384  Lupinus arbustus subsp. calcaratus H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass, Warner Mountains, east of Alturas. Comment
  NY732853  Lupinus arbustus subsp. calcaratus R. M. Austin 06 1898 2146 Modoc Comment
  CAS-BOT-BC182178  Lupinus argenteus Alice Eastwood; John Thomas Howell 1940-6-14 8199 Modoc 6 mi. W of Alturas. Comment
  CAS-BOT-BC182179  Lupinus argenteus Francis Dorris Payne 1931-6-20 206 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC182191  Lupinus argenteus Amos Arthur Heller 1938-6-24 15222 Modoc Between Alturas and Canby. Comment
  CAS-BOT-BC182220  Lupinus argenteus H. P. Bracelin 1931-6-30 500 Modoc S end of Alturas. 1524 Comment
  CAS-BOT-BC182223  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  UC1191478  Lupinus argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc sw end Clear Lake; sw end of Clear Lake 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
  UC199287  Lupinus argenteus M. F. Gilman 546 Modoc Comment
Read comments
Jan 12 2007
  UCD106685  Lupinus argenteus Craig Ely 1975-7-10 s.n. Modoc 30 miles s.e. of Tulelake. Comment
  JEPS15486  Lupinus argenteus var. argenteus Joseph and Hilda Grinnell 1938-6-16 1106 a Modoc between Fort Bidwell and Cow Head Lake; between Fort Bidwell and Cow Head Lake 1524 Comment
  SBBG3540  Lupinus argenteus var. argenteus H. and M. Dearing 1939-6-7 3575 Modoc E of Adin Comment
  CAS-BOT-BC182088  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47461 Modoc Highway 395, Pine Creek (town), 0.8 mi. S. Comment
  CAS-BOT-BC182106  Lupinus argenteus var. heteranthus Annie Montague Alexander; L. Kellogg 1946-7-23 5052 Modoc Emerson Peak, Warner Mts. Comment
  CHSC109455  Lupinus argenteus var. heteranthus B. Castro; L. P. Janeway 2012-7-24 1951 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
  CHSC112820  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2013-7-25 18953 Modoc 10 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  JEPS65013  Lupinus argenteus var. heteranthus W. L. Jepson 1918-8-7 7856 Modoc Mt. Bidwell 2072 Comment
  JEPS65014  Lupinus argenteus var. heteranthus Leland S. Smith 1918-8-13 1035 Modoc Silver Creek south Warner Mts., foothills, Silver Creek Comment
  NY736936  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 miles northeast of Alturas 1402 Comment
  NY736938  Lupinus argenteus var. heteranthus Mrs. C. C. Bruce 08 1897 2147 Modoc Lakeshore Comment
  NY736940  Lupinus argenteus var. heteranthus L. C. Wheeler 1935-8-7 3805 Modoc Pine Creek, Warner Mountains 1554 Comment
  UCR101906  Lupinus argenteus var. palmeri G. R. Ballmer 1988-7-20 s.n. Modoc Warner Mountains, Horse Ridge, near NW corner of the South Warner Wilderness Game Refuge, SW of Cedarville 2134 Comment
  NY746670  Lupinus brevicaulis M. J. Williams 1988-6-2 88- 28 --3 Modoc Jess Valley, east of Likely, south of roadside rest Comment
  HSC76462  Lupinus burkei B. J. Cox 1970-6-8 2080 Modoc 1 mi. N of Davis Creek, on U.S. Hwy. 395 Comment
  UCR26890  Lupinus caudatus E. C. Nord 1958-8-15 N- 128 Modoc Modoc National Forest, 3.5 mi NW of Tionesta 1292 Comment
  UC710973  Lupinus latifolius var. viridifolius C. L. Hitchcock 1940-5-27 6664 Modoc 15 mi ne Alturas (along creek); ne of Alturas 1615 Comment
  UC865300  Lupinus latifolius var. viridifolius Lewis S. Rose 1940-6-13 40550 Modoc Davis Creek 1371 Comment
  UCD108243  Lupinus lepidus var. confertus Craig Ely 1975-7-10 s.n. Modoc 30 miles s.e. of Tulelake. 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
  CAS-BOT-BC181858  Lupinus lepidus var. sellulus Bruce Bartholomew 1991-7-6 5974 Modoc Curtis Waterhole and adjacent lava outcrops. 1310 Comment
  CAS-BOT-BC181859  Lupinus lepidus var. sellulus Bruce Bartholomew; Barrett Anderson 1988-5-14 4212 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  SJSU9566  Lupinus lepidus var. sellulus W. Savage 1979-7-3 1307 Modoc Triangle,Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD35727  Lupinus lepidus var. sellulus Beecher Crampton 1960-6-17 5706 Modoc McKay flat, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station. 1280 Comment
  SEINET2149920  Lupinus lepidus var. sellulus K. T. Harper 1974-1 133 Modoc 30 miles N of Susanville. Comment
  UC201968  Lupinus leucophyllus Franklin P. Nutting Modoc near Egg Lake (Lava); , near Egg Lake Comment
  NY747429  Lupinus microcarpus A. Tiehm 1984-6-30 8833 Modoc North edge of Lake Annie on the west side of Bidwell Mountain, northeast of Ft. Bidwell 1530 Comment
  NY747434  Lupinus microcarpus H. D. D. Ripley 1944-5-31 5988 Modoc Northwest of Alturas 1372 Comment
  UC726491  Lupinus microcarpus var. densiflorus A. A. Heller 1941-6-25 16197 Modoc on the Cedarville rd a short distance e junction with U.S. Highway 395 Comment
  CAS-BOT-BC181830  Lupinus microcarpus var. microcarpus Bruce Bartholomew; Barrett Anderson 1989-6-2 4806 Modoc 9.3 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC181833  Lupinus microcarpus var. microcarpus Alice Eastwood; John Thomas Howell 1940-6-11 8021 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC181847  Lupinus microcarpus var. microcarpus Bruce Bartholomew 1990-6-18 5376 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  CAS-BOT-BC181819  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1989-4-29 4680 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  SEINET10486221  Lupinus saxosus Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2586 Modoc 5 mi s of canby on state hwy. 299. Lupines heavily carpeting hillsides of Large basaltic boulders, sparse juniper-artemisia, purshia, poa association. 1280 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
  JEPS67161  Luzula comosa var. laxa M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  UC1024337  Luzula parviflora Annie M. Alexander and Louise Kellogg 1946-7-19 5034 Modoc Benton Meadow Warner Mountains, Benton Meadow 2072 Comment
  UC1191828  Lycopus asper Herbert L. Mason 1947-8-11 13490 Modoc w. margin Lower Lake (on Hwy. 81, near boundary between Lassen & Modoc Co.'s) Comment
  HSC100750  Lythrum tribracteatum Lowell Ahart, John Dittes 2010-8-30 17055 Modoc N side of wash ~10 yd. W of fence, S edge of meadow in the Ash Creek State Wildlife Area, 2,300 ft. N of Lassen Co. line, 3.6 (air) mi. W of Adin and 8 (air) mi. NE of Bieber, Big Valley. 1268 Comment
  CAS-BOT-BC49475  Madia citriodora Bruce Bartholomew; Barrett Anderson 1988-6-23 4242 Modoc 4.2 km NW of Day. 1020 Comment
  RSA94362  Madia citriodora J. T. Howell 1934-6-11 11923 Modoc Parker Creek, Warner Mts. 1585 Comment
  CAS-BOT-BC49442  Madia exigua David Daniels Keck; Jens Chr. Clausen 1935-6-24 3718 Modoc 9 mi. S. of New Pine Creek & 0.5 mi N of Buck's Ranger Station. 1524 Comment
  CAS-BOT-BC49406  Madia glomerata Francis Dorris Payne 1934-8-1 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC49447  Madia glomerata Annie Montague Alexander; L. Kellogg 1946-7-7 4930 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CAS-BOT-BC49448  Madia glomerata M. Vasey 1990-6-30 9063 Modoc Along County Rd 95 in dried wetland N of road, near Egg Lake. 1500 Comment
  UC1191985  Madia glomerata Herbert L. Mason 1947-8-11 13496 Modoc on Hwy 81 near boundary between Lassen and Modoc Counties (w margin of lake); Lower Lake Comment
  UC217310  Madia glomerata H. M. Hall 1921-9-9 11668 Modoc along Klamath Falls-Alturas road (n Modoc County) Comment
  CAS-BOT-BC49416  Madia gracilis Bruce Bartholomew 1989-7-14 4938 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  NY500374  Mahonia repens B. M. Bartholomew 1989-6-1 4773 Modoc South Fork Davis Creek in the vicinity of the Plum Valley campground 1720 Comment
  POM204106  Maianthemum racemosum subsp. amplexicaule J. T. Howell 1934-6-11 11954 Modoc Parker Creek, Warner Mts. 1585 Comment
  CAS-BOT-BC242172  Maianthemum stellatum Leland S. Smith (n.d.) 1001 Modoc Modoc Forest Comment
  CAS-BOT-BC49386  Malacothrix glabrata Bruce Bartholomew 1991-6-22 5853 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CDA4989  Malva neglecta T. C. Fuller 1958-7-8 1975 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC179870  Marrubium vulgare John H. Hatton 1911-6-22 149 Modoc Modoc County, lava formation. 1615 Comment
  CAS-BOT-BC30189  Marsilea oligospora D. Toren; Barbara Trowbridge 1975-6-21 5313 Modoc In Boles Creek, between Crowder Flat and Clear Lake. 975 Comment
  POM229956  Marsilea vestita L. C. Wheeler 1935-8-18 3897 Modoc 2 miles northeast of Alturas 1357 Comment
  HSC6019  Matricaria discoidea M. T. Milligan 1965-6-23 295 Modoc N end Jess Valley 1616 Comment
  JEPS118334  Matricaria occidentalis Lowell Ahart, John Dittes 2011-6-22 17542 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CHSC116069  Medicago lupulina Lowell Ahart; John Dittes 2015-7-16 20386 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC247573  Melica stricta Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2152 Modoc Cedar Peak. Comment
  HSC80847  Melica stricta G. M. Riegel 1980-8-28 1122 Modoc S Warner Mtns. 1739 Comment
  HSC80811  Melica subulata G. M. Riegel 1979-7-12 525 Modoc South Warner Mountains. 2100 Comment
  HSC14246  Mentha canadensis M. T. Milligan 1964-7-24 162 Modoc Badger Wells Rd. at Boles Creek Crossing 1524 Comment
  UC634865  Mentha canadensis F. H. Frost Modoc Jess Valley; Warner Mts., Jess Valley Comment
  RSA520338  Mentzelia albicaulis Bruce Bartholomew, B. Anderson 1989-6-2 4822 Modoc At the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UC748410  Mentzelia dispersa Annie M. Alexander and Louise Kellogg 1946-6-10 4714 Modoc Lava bench between Lower and Snake Lakes Comment
  POM84012  Mentzelia dispersa R. M. Austin 1895-08 100 Modoc Goose Lake Valley Comment
  CAS-BOT-BC179122  Mentzelia montana John Thomas Howell 1934-6-30 12263 Modoc Duncan Horse Camp. 1355 Comment
  SEINET255583  Mentzelia montana Unknown 1946-6-12 4736 Modoc Fandango Pass road. 1676 Comment
  UC1121668  Mentzelia montana M. H. Mitchell 1936-5-21 47 Modoc 2 mi SE Hospital Rock; Modoc Lava Beds Natl. Mon., Dorris Quadrangle 1249 Comment
  CAS-BOT-BC170842  Mentzelia veatchiana Christopher Davidson 1975-6-4 2612 Modoc 1/4 mi W of Cedarville on Hwy 200, steep volcanic slope, N side of rd. S slope. 1463 Comment
  CAS-BOT-BC179114  Mentzelia veatchiana Milo Samuel Baker 1893-7-5 Modoc Egg Lake. Comment
  JEPS20795  Menyanthes trifoliata Frances D. Payne 1929-7-26 121 Modoc 2 mi sw of Mount Warren (Pine Creek Basin, southeastern Modoc County); Pine Creek Basin 2133 Comment
  CAS-BOT-BC54047  Mertensia cusickii Bruce Bartholomew 1994-5-28 6717 Modoc Vicinity of Cold Spring SE of Sugar Hill, W side of Warner Mts. 1880 Comment
  SEINET8588887  Mertensia oblongifolia E. K. Balls 1950-5-20 14791 Modoc South Fork Pit River, South Fork Public Camp. 1433 Comment
  CAS-BOT-BC54006  Mertensia oblongifolia var. amoena Bruce Bartholomew; Barrett Anderson 1989-6-1 4765 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  RSA59969  Mertensia oblongifolia var. nevadensis E. K. Balls 1950-5-13 14684 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line 1463 Comment
  RSA550545  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6301 Modoc Tamarack Flat, E side of the Warner Mountains., (41 53 10 N, 120 13 38 W) 2160 Comment
  CAS-BOT-BC225958  Micranthes nidifica Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6509 Modoc Ca. 3 km S of Oregon border on Forest Service Rte. 7. 1720 Comment
  CAS-BOT-BC225959  Micranthes nidifica E. S. Willits 1940-5-16 254 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC429024  Micranthes nidifica Ira L. Wiggins; Dorothy B. Wiggins 1961-6-12 16423 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1935 Comment
  CAS-BOT-BC95552  Micromonolepis pusilla Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6462 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC49392  Microseris laciniata subsp. laciniata Leland S. Smith 1924-6-8 1382 Modoc Egg Lake near SW corner in meadow. 1341 Comment
  CAS-BOT-BC49397  Microseris nutans Elmer Ivan Applegate 1932-8-1 8005 Modoc Mill Creek Meadows, western slope of Warner Mts. Comment
  CAS-BOT-BC49398  Microseris nutans Francis Dorris Payne 1932-6-22 573 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC197908  Microsteris gracilis Bruce Bartholomew 1995-6-23 6995 Modoc 2.4 km N of Forest Road 30 on road from Hall Meadow to Plume Valley Camp Ground. 1770 Comment
  CAS-BOT-BC197910  Microsteris gracilis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 105 Modoc Hillslope above Parker Creek. Comment
  CAS-BOT-BC197913  Microsteris gracilis Annie Montague Alexander; L. Kellogg 1946-6-12 4729 Modoc Fort Bidwell. 1444 Comment
  UC748145  Mimulus arvensis Annie M. Alexander and Louise Kellogg 1946-6-18 4800 Modoc Patterson Mill-Silver Creek roads 1828 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
  UC27096  Mimulus breviflorus Mrs. R. M. Austin June, 1894 Modoc Willow Creek Comment
  SEINET3365874 Image available Mimulus breweri Annie M. Alexander, Louise Kellogg 1946-7-1 4888 Modoc Warner Mountains; 1/2 mile east of Bidwell Creek road summit Comment
  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
  JEPS3552  Mimulus cusickii G. Dallas Hanna 1952-9-20 Modoc Conklin Canyon Warner Mountains Comment
  HSC20733  Mimulus guttatus M. T. Milligan 1964-6-25 90 Modoc Upper Lassen Creek 1829 Comment
  UC446444  Mimulus guttatus Milo S. Baker Modoc Forestdale Comment
  JEPS10991  Mimulus lewisii H. A. Dutton 1912-1 Modoc North Fork Bidwell Creek Comment
  JEPS27950  Mimulus lewisii Frances D. Payne 1929-7-26 134 Modoc w Warren Peak (w slope of mountains); Warner Mountains, Pine Creek Basin 2133 Comment
  UCD122879  Mimulus primuloides Verne Grant; Irving Schneider 1947-8-24 8255 Modoc Jess Valley, Warner Mountains. Comment
  UC1037256  Mimulus pulsiferae Leo Whitney 1935-6-9 3203 Modoc White Horse Comment
  CAS-BOT-BC10932  Mimulus suksdorfii E. K. Balls 1950-5-18 14754 Modoc North of Upper Rush Creek Public Camp, 2.5 miles east of Hwy 299. 1737 Comment
  JEPS127153  Mimulus suksdorfii Lowell Ahart, John Dittes 2016-7-16 21250 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
  CAS-BOT-BC95214  Minuartia nuttallii Bruce Bartholomew 1991-8-5 6070 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  NY758252  Mitella pentandra B. M. Bartholomew 1994-7-2 6784 Modoc 5.0 km southeast of Joseph Creek Basin on the west side of the Warner Mountains 1930 Comment
  SEINET2045901 Image available Monardella odoratissima D. A. Charlet, C. Petty 1988-8-12 174 Modoc Warner Mountains, 400 m SSW of Warren Peak 2744 Comment
  RSA504662  Monardella odoratissima Bruce Bartholomew 1988-7-23 4554 Modoc Road beyond Poison Lake 8km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2140 Comment
  CAS-BOT-BC179371  Monardella odoratissima subsp. glauca Bruce Bartholomew 1995-7-31 7082 Modoc Top of a rocky knob, E of Bald Mountain, E side of the Warner Mts. 2160 Comment
  CAS-BOT-BC179856  Monardella odoratissima subsp. glauca Bruce Bartholomew 1990-8-4 5638 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  POM299554  Monardella odoratissima subsp. glauca Marion Ownbey, Fred G. Meyer 1940-7-1 2150 Modoc Cedar Peak, Warner Mts. Comment
  UC1553401  Monardella odoratissima subsp. glauca G. Schoolcraft 1988-7-12 1826 Modoc at mouth N. Deep Creek; Warner Mtns. 1524 Comment
  CAS-BOT-BC179359  Monardella odoratissima subsp. pallida Bruce Bartholomew 1990-8-5 5666 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2440 Comment
  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-BC95544  Monolepis nuttalliana Elmer Ivan Applegate 1897-5-7 845 Modoc Clear Lake. Comment
  JEPS17207  Montia chamissoi Frances D. Payne 1929-7-7 56 Modoc 2 mi sw of Mount Warren (Pine Creek Basin, southeastern Modoc County); Pine Creek Basin 2133 Comment
  SEINET3000071 Image available Montia chamissoi Annie M. Alexander, Louise Kellogg 1946-6-22 4814 Modoc Creek emptying into Lake Annie 1520 Comment
  CAS-BOT-BC197502  Montia linearis Bruce Bartholomew 1991-6-21 5816 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-BC197544  Montia linearis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 42 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  NY497771  Montia linearis B. M. Bartholomew 1989-4-27 4614 Modoc 2.1 km south-southeast of Day on road to State Highway 299 1020 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
  UC1025045  Muhlenbergia filiformis Leo Whitney 1935-8-19 3624 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD86772  Muhlenbergia jonesii L. Whitney 1935-8-15 s.n. Modoc Lava Plateau near hole in the rock. Comment
  POM264578  Muhlenbergia richardsonis A. A. Beetle 1941-6-29 2836 Modoc Near summit of Mt. Adin 1829 Comment
  RSA603670  Muhlenbergia richardsonis L. C. Wheeler 1935-8-21 3901 Modoc Devil's Garden: Pine Spring 1524 Comment
  SEINET1909952  Muhlenbergia richardsonis Barbara Ertter 1988-1 1988 Modoc Modoc Co.: W side Hwy 139 just S of where it crosses railroad at jct to clear Lake, NE of Dry Lake E of Lava Beds Nat'l Monument. 1250 Comment
  UC1025030  Muhlenbergia richardsonis Leo Whitney 1935-7-19 3539 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CAS-BOT-BC58782  Myosotis micrantha Bruce Bartholomew; Barrett Anderson 1989-6-1 4748 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  UC748461  Myosotis scorpioides Annie M. Alexander and Louise Kellogg 1946-6-28 4866 Modoc n. end Warner Mts., Pine Creek Canyon 1615 Comment
  JEPS20005  Myosurus apetalus M. H. Manning May, 1903 119 Modoc Ft. Bidwell Comment
  CAS-BOT-BC217296  Myosurus minimus Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6501 Modoc SE side of Hager Basin, along Crowder Flat Road. 1680 Comment
  HSC6876  Nasturtium officinale M. T. Milligan 1966-7-1 521 Modoc N end of Jess Valley. 1616 Comment
  UCD116067  Nasturtium officinale Verne Grant; Irving Schneider 1947-7-22 8154 Modoc 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-BC198024  Navarretia breweri Robert Patterson; Mona Bourell 1993-8-15 5243 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC80882  Navarretia breweri G. M. Riegel 1980-8-9 1018 Modoc S Warner Mtns. 2100 Comment
  RSA91922  Navarretia breweri Beecher Crampton 1954-7-7 2144 Modoc Cedar Pass Summit, Warner Mountains 1921 Comment
  UC711872  Navarretia capillaris Roxana S. Ferris and Laura Lorraine 1941-8-13 10554 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest, East Creek drainage (Modoc National Forest, Warner Mountains) 2164 Comment
  SD71336  Navarretia divaricata John Thomas Howell, Alice Eastwood 1940-6-15 8288 Modoc 9 miles north of Lookout Comment
  CAS-BOT-BC197993  Navarretia intertexta subsp. intertexta Bruce Bartholomew; Barrett Anderson 1988-6-23 4232 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC197977  Navarretia intertexta subsp. propinqua John Thomas Howell 1934-6-15 12199 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC197987  Navarretia intertexta subsp. propinqua Alice Eastwood; John Thomas Howell 1940-6-15 8293 Modoc 9 mi. N of Lookout. Comment
  UC748264  Navarretia intertexta subsp. propinqua Annie M. Alexander and Louise Kellogg 1946-7-7 4932 Modoc Eight Mile Creek, ne corner of Modoc County Eight Mile Creek 1752 Comment
  CHSC67120  Navarretia leucocephala subsp. minima James D. Jokerst 1987-5-13 2864 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1371 Comment
  OBI48922  Navarretia leucocephala subsp. minima Lewis s. Rose 1940-7-14 40571 Modoc 8 mi. nw. of Canby 1524 Comment
  UCD37473  Navarretia modocensis Beecher Crampton 1960-6-17 5696 Modoc Modoc County, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station, McKay Flat. 1280 Comment
  POM312621  Navarretia sinistra H. L. Mason 1947-8-8 13455 Modoc Ingalls Swamp, north of Big Sage Reservoir, northwest of Alturas Comment
  POM260426  Nemophila breviflora C. L. Hitchcock 1940-5-27 6661 Modoc 12 miles NE of Alturas. 1616 Comment
  SEINET183890  Nemophila breviflora L. 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 1524 Comment
  UC449919  Nemophila breviflora Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek 12 Mile Creek (ne Modoc Co.) Comment
  UC748433  Nemophila breviflora Annie M. Alexander and Louise Kellogg 1946-6-15 4775 Modoc Deep Creek 2133 Comment
  CAS-BOT-BC179300  Nemophila parviflora var. austiniae Bruce Bartholomew 1994-7-2 6811 Modoc E of Bald Mtn. on E side of the Warner Mountains. 2230 Comment
  CAS-BOT-BC179303  Nemophila parviflora var. austiniae John Thomas Howell 1934-6-11 11969 Modoc Parker Creek. 1584 Comment
  UC606945  Nemophila parviflora var. austiniae L. Constance 1938-6-12 2333 Modoc 13.4 mi ne Alturas (edge of Thombs Creek at foot of Bonner Grade, Cedar Pass Road, Warner Range); Warner Range, edge of Thombs Creek 1524 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
  UC1021934  Nemophila parviflora var. austiniae Rolf Y. Berg 1955-6-22 Modoc Cedar Pass Campground Modoc National Forest, Cedar Pass Campground Comment
  UC1178999  Nemophila pedunculata Herbert L. Mason 1947-7-8 13313 Modoc Cedar Pass , Cedar Pass (summit Warner Range) 1920 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
  UC20412  Neoholmgrenia andina M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  RSA155794  Nestotus stenophyllus P. H. Raven 1962-5-29 17895 Modoc 14 miles NW of Canby. Comment
  CAS-BOT-BC245372  Nicotiana attenuata Alice Eastwood; John Thomas Howell 1940-6-13 8170 Modoc Cedarville. Comment
  CAS-BOT-BC191142  Nuphar lutea subsp. polysepala Louis Cutter Wheeler 1935-8-14 3846 Modoc Lily Lake, Warner Mts. 2072 Comment
  POM38616  Oenothera deltoides subsp. piperi R. M. Austin 1897-8-26 1641 Modoc Lost River Comment
  RSA520343  Oenothera deltoides subsp. piperi Bruce Bartholomew, B. Anderson 1989-6-2 4836 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC190805  Oenothera elata subsp. hirsutissima Bruce Bartholomew 1991-10-13 6127 Modoc Ca. 1.5 km SE of Adin on County Road 88. 1240 Comment
  JEPS118470  Oenothera flava Lowell Ahart, John Dittes 2011-6-21 17515 Modoc About 200 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS45833  Olsynium douglasii var. douglasii Duncan Dunning 1923-6-7 Modoc Davis Mill Modoc National Forest Comment
  JEPS64297  Olsynium douglasii var. douglasii L. S. Smith 1918-5-18 927 Modoc Cedarville road e Alturas 1676 Comment
  JEPS64298  Olsynium douglasii var. douglasii B. M. Payne 1930-4-19 344 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCD134664  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc south side of 4th Street, east of East Street, Alturas. Comment
  CDA36769  Onopordum acanthium D. B. Joley 1976-6-23 2 Modoc Adin. 0 Comment
  CDA7557  Onopordum acanthium T. C. Fuller 1958-7-8 902 -58 Modoc Hunt Estate Ranch, Lookout Road, 3.5 miles west of Adin. 0 Comment
  CDA7558  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  UC190625  Oreostemma alpigenum var. andersonii M. F. Gilman 655 Modoc 1676 Comment
  CAS-BOT-BC190794  Orobanche corymbosa Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10593 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CAS-BOT-BC190795  Orobanche corymbosa Bruce Bartholomew 1993-6-13 6611 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  HSC80904  Orobanche corymbosa G. M. Riegel 1980-7-14 882 Modoc S Warner Mtns. 1829 Comment
  UC71737  Orthocarpus bracteosus Mrs. M. H. Manning 1904-9-1 495 Modoc Hall's Meadows; north-eastern Modoc County 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-BC248325  Orthocarpus cuspidatus B. Bartholomew; H. Sun 2002-6-24 8822 Modoc S end of Sweagert flat ca. 15.3 straight line km WNW of Aden 1820 Comment
  CAS-BOT-BC232178  Orthocarpus cuspidatus subsp. copelandii Frank Warrington Peirson 1926-6-25 6871 Modoc Cedarville Pass. Comment
  CAS-BOT-BC232179  Orthocarpus cuspidatus subsp. copelandii Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2137 Modoc Cedar Pass, Warner Mountains Comment
  CAS-BOT-BC232325  Orthocarpus cuspidatus subsp. copelandii Elmer Ivan Applegate 1932-7-31 7966 Modoc Mill Creek Meadows. Comment
  CHSC70481  Orthocarpus cuspidatus subsp. cryptanthus A. Sanger 1996-7-12 2409 Modoc S of Paynes Peak, in bench below tower. 2182 Comment
  JEPS3006  Orthocarpus cuspidatus subsp. cryptanthus Frances Payne 1932-6-26 614 Modoc high ridges n Parker Creek (Warner Mountains); , high ridges n of Parker Creek 1828 Comment
  UC711900  Orthocarpus cuspidatus subsp. cryptanthus Roxana S. Ferris and Laura Lorraine 1941-8-14 10590 Modoc on road to Eagleville three mi from Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mountains Comment
  NY1101667  Osmorhiza chilensis B. M. Bartholomew 1988-6-24 4338 Modoc Cave Lake, west side of the Warner Mountains 2130 Comment
  CAS-BOT-BC15744  Osmorhiza depauperata John Thomas Howell 1934-6-12 12028 Modoc Plum Valley. Comment
  JEPS15929  Osmorhiza occidentalis L. S. Smith 1918-8-11 1019 Modoc Lost Lake Trail Modoc National Forest, Warner Mts. (Camp One, T38-16) 2438 Comment
  UC1087226  Osmorhiza occidentalis Peter H. Raven and Otto T. Solbrig 1958-6-18 13315 Modoc Happy Camp Guard Station Comment
  CHSC100838  Oxyria digyna L. P. Janeway 2008-8-17 9568 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2400 Comment
  CAS-BOT-BC498758  Packera L. S. Smith 1924-6-1 s.n. Modoc Mooc Forest. West side Egg Lake Comment
  CAS-BOT-BC50347  Packera cana Bruce Bartholomew 1994-5-29 6730 Modoc Lava fields N of Big Sand Butte. 1270 Comment
  CAS-BOT-BC50348  Packera cana Leland S. Smith 1917-7-2 61 Modoc Shields Creek. 2316 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-BC50316  Packera eurycephala var. eurycephala Francis Dorris Payne 1932-6-22 581 Modoc Parker Creek. 1584 Comment
  UC726437  Packera eurycephala var. eurycephala A. A. Heller 1941-6-25 16202 Modoc 1.0 mi or more from (w side) foot of Cedar Pass grade (on the Cedarville road) Comment
  CHSC70718  Packera pseudaurea var. pseudaurea A. Sanger 1997-6-11 2567 Modoc Tri-tip meadow to the west of road where it runs north to south, at old beaver dam site. 1511 Comment
  CAS-BOT-BC190772  Paeonia brownii Bruce Bartholomew; Barrett Anderson 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC190782  Paeonia brownii Leland S. Smith 1922-7-20 1280 Modoc Rush Creek Ranger Station. 1889 Comment
  HSC30080  Paeonia brownii D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19308 Modoc Soup Springs Campground Comment
  NY241769  Paeonia brownii B. M. Bartholomew 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  JEPS60651  Paeonia brownii Frances D. Payne 1929-7-7 68 Modoc 2 mi sw Mt. Warren (se Modoc Co.); Pine Creek Basin 2133 Comment
  RSA0013799  Paeonia brownii Joan Stewart 2005-6-6 2485 Modoc Stowe Reservoir, Warner Mountains. Comment
  CAS-BOT-BC247557  Panicum capillare Louis Cutter Wheeler 1935-9-13 3984 Modoc Fletcher Creek. 1524 Comment
  SEINET10609328  Panicum capillare var. brevifolium Louis C. Wheeler 1935-9-13 Wheeler 3984 Modoc Among rocks in dry sunny stream bed. Fletcher Creek at Pease Place, Devil's Garden. S32 T47N, R12E. 1524 Comment
  NY1000968  Paxistima myrsinites M. S. Baker 06 1893 s.n. Modoc Comment
  CAS-BOT-BC232312  Pedicularis attollens Elmer Ivan Applegate 1929-6-24 5896 Modoc Davis Creek, E side of Goose Lake. Comment
  RSA531346  Pedicularis attollens K. Paulson, R. Paulson 1989-7-4 168 Modoc Ca. 1 mi S of Patterson Ranger Station, S end of Warner Mts. 2128 Comment
  CAS-BOT-BC245198  Pedicularis semibarbata Bruce Bartholomew 1995-7-31 7091 Modoc Lodgepole pine forest E of Bald Mountain, E side of the Warner Mts. 2220 Comment
  UC748085  Pedicularis semibarbata Annie M. Alexander and Louise Kellogg 1946-8-8 5120 Modoc near summit of Deep Creek; Warner Mountains Comment
  RSA0026210  Penstemon John F. Emmel 1997-6-9 1498 Modoc Along County Road 6 (road from Ft. Bidwell to Fee Reservoir), 5.7 road miles east of junction County Road 1 at east edge of Ft. Bidwell. 1524 Comment
  CAS-BOT-BC265300  Penstemon davidsonii var. davidsonii John Thomas Howell 1934-6-14 12122 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  JEPS29105  Penstemon davidsonii var. davidsonii Lauramay T. Dempster 1961-6-20 1715 Modoc ridge just north of junction of Dismal Creek Road with Fort Bidwell Road; Warner Mts. 2346 Comment
  UC573267  Penstemon deustus M. H. Mitchell 1936-5-21 49 Modoc 2 mi SE Hospital Rock; Modoc Lava Beds Natl. Mon., Dorris Quadrangle 1249 Comment
  CAS-BOT-BC232368  Penstemon deustus var. pedicellatus M. M. Hanna 1956-6-7 s.n. Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC232369  Penstemon deustus var. pedicellatus Bruce Bartholomew 1990-6-15 5223 Modoc SW side of Deer Spring Ridge near the border with Lasson Co. 1720 Comment
  CAS-BOT-BC232374  Penstemon deustus var. pedicellatus Bruce Bartholomew; Barrett Anderson 1990-7-20 5492 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC232375  Penstemon deustus var. pedicellatus Bruce Bartholomew; Barrett Anderson 1989-6-3 4876 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  JEPS11228  Penstemon deustus var. pedicellatus Milo S. Baker 1893-7-24 25 Modoc near, sw Forestdale (Lava Beds); near Forestdale, sw, Lava Beds Comment
  NY591813  Penstemon deustus var. pedicellatus B. M. Bartholomew 1988-6-23 4256 Modoc 1.8 km WSW of Day on County Road 94. Fall River Mills 15' Quad. 1170 Comment
  NY591815  Penstemon deustus var. pedicellatus B. M. Bartholomew 1989-6-3 4858 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  HSC80751  Penstemon deustus var. pedicellatus G. M. Riegel 1980-8-13 1048 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245534  Penstemon gracilentus Elmer Ivan Applegate 1932-7-9 7617 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC245535  Penstemon gracilentus Robert Patterson; Mona Bourell 1993-8-15 5280 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  HSC20994  Penstemon gracilentus M. T. Milligan 1966-8-3 626 Modoc W slope of Eagle Peak 2439 Comment
  NY600735  Penstemon gracilentus B. M. Bartholomew 1988-7-21 4472 Modoc Vicinity of Patterson Campground, southern end of the Warner Mountains Comment
  NY604570  Penstemon laetus var. sagittatus E. K. Balls 1952-10-11 18167 Modoc 6.7 miles west of turn off Highway 139 on road to Pumice Pits at edge of Glass Flow (east edge) 1280.2 Comment
  CAS-BOT-BC232502  Penstemon roezlii Roxana Stinchfield Ferris; R. Duthie 1919-6-15 58 Modoc Along Parker Creek. Comment
  CAS-BOT-BC245567  Penstemon roezlii David Daniels Keck; Jens Chr. Clausen 1935-6-24 3712 Modoc 3 mi. NE of Willow Ranch, E of Goose Lake. 1550 Comment
  POM203064B  Penstemon roezlii J. T. Howell 1934-6-30 12269 Modoc Duncan Horse Camp. Comment
  SEINET188331  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  SEINET3357563 Image available Penstemon roezlii Margaret J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mountains. Stowe Reservoir area, W of Soldier Creek Road. Comment
  UC27501  Penstemon roezlii Milo S. Baker 1893-6 Modoc adobe soil Comment
  CAS-BOT-BC245495  Penstemon rydbergii var. oreocharis Bruce Bartholomew; Barrett Anderson 1989-6-3 4855 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  CAS-BOT-BC245504  Penstemon rydbergii var. oreocharis Bruce Bartholomew 1991-7-4 5910 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC245505  Penstemon rydbergii var. oreocharis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 145 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  HSC21045  Penstemon rydbergii var. oreocharis M. T. Milligan 1966-6-30 504 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  NY650947  Penstemon rydbergii var. oreocharis B. M. Bartholomew 1995-8-1 7148 Modoc Headwater of Schadler Ditch just northeast of Bidwell Mountain, east side of the Warner Mountains. 2110 Comment
  POM261271  Penstemon speciosus C. Leo Hitchcock 1940-5-27 6666 Modoc 15 miles northeast of Alturas. 1616 Comment
  UC887337  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi ne Alturas (on sagebrush knoll); ne of Alturas 1615 Comment
  CAS-BOT-BC214730  Peraphyllum ramosissimum Belknap C. Goldsmith 1910-4-29 3 Modoc 0.5 mi. N of Alturas. 1371 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
  UC931945  Peraphyllum ramosissimum Verne Grant and Alva Grant 1948-7-10 8008 Modoc s of Alturas (on Highway 359) Comment
  SEINET11908932  Peraphyllum ramosissimum J. Vale, Wagon, K.; Knight, W.; Knight, I. 1981-1 4123 Modoc at Devils Garden on Crowder Flat Rd, near Alturas 1707 Comment
  UC748469  Perideridia oregana Annie M. Alexander and Louise Kellogg 1946-7-10 4951 Modoc n Lake Annie Comment
  HSC12269  Persicaria amphibia Richard Spjut 1970-7-20 488 Modoc 4 mi. W of Davis Creek 1418 Comment
  CHSC116077  Persicaria lapathifolia Lowell Ahart; John Dittes 2015-7-16 20174 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS124356  Persicaria lapathifolia Lowell Ahart, John Dittes 2015-7-16 20374 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC711860  Phacelia hastata Roxana S. Ferris and Laura Lorraine 1941-8-13 10514 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest, East Creek drainage 2164 Comment
  CAS-BOT-BC179267  Phacelia hastata subsp. hastata Annie Montague Alexander; L. Kellogg 1946-7-7 4948 Modoc Eight Mile Creek. 1752 Comment
  SD130515  Phacelia hastata subsp. hastata B. Bartholomew, B. Anderson 1988-7-21 4451 Modoc vicinity of Patterson Campground, southern end of the Warner Mts. Emerson Peak. Sierran montane forest 2190 Comment
  CAS-BOT-BC180003  Phacelia heterophylla subsp. virgata Annie Montague Alexander; L. Kellogg 1946-6-10 4721 Modoc Lava bench between Lower and Snake Lakes, slope facing Lower Lake. Comment
  CAS-BOT-BC180018  Phacelia heterophylla subsp. virgata Francis Dorris Payne 18 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC180021  Phacelia heterophylla subsp. virgata John Thomas Howell 1934-6-13 12061 Modoc Fandango Pass. 1828 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
  UC660058  Phacelia heterophylla subsp. virgata Alan A. Beetle 2820 Modoc 10 mi w Alturas (road from Alturas to Cedarville) 1371 Comment
  HSC30046  Phacelia humilis D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19313 Modoc Soup Springs Campground Comment
  JEPS2125  Phacelia humilis Mrs. M. H. Manning 1907-1 420 Modoc 12 Mile Creek Mt. Bidwell (e side of mt., ne Modoc Co.) Comment
  UC1586866  Phacelia humilis Juha Pykala and D. H. Norris 1987-5-28 1198 Modoc n slope near Thoms Creek; Modoc National Forest, Cedar Pass Campground 1780 Comment
  UCD120531  Phacelia humilis B. L. Kay 1958-6-1 s.n. Modoc 2 miles northeast of Likely. Comment
  CAS-BOT-BC180000  Phacelia humilis var. humilis Alice Eastwood; John Thomas Howell 1940-6-13 8185 Modoc W side of Cedar Pass. Comment
  UCD120535  Phacelia humilis var. humilis Herbert L. Mason 1948-7-18 13620 Modoc Cedar Pass, Warner Mountains. Comment
  POM260003  Phacelia humilis var. humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 miles NE of Alturas. 1616 Comment
  CAS-BOT-BC179960  Phacelia linearis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 44 Modoc Overflow land by Parker Creek, above Modoc Nat. For. Boundary. Comment
  JEPS91347  Phacelia linearis Dean W. Taylor 1988-6-4 9749 Modoc W shore Mud Lk, 2.6 miles South20degreesEast of Damon's Butte 1341 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
  RSA428040  Phacelia linearis George Willet 1935-6-12 s.n. Modoc Warner Mountains. 2287 Comment
  UCSB27389  Phacelia linearis Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake, east of Likely Warner Mtns. Comment
  CAS-BOT-BC179944  Phacelia mutabilis Annie Montague Alexander; L. Kellogg 1946-6-12 4735 Modoc Fandango Pass road. 1676 Comment
  CAS-BOT-BC179932  Phacelia ramosissima var. eremophila Clare Butterworth Hardham 1961-6-20 7872 Modoc Pine Creek Canyon. 1676 Comment
  JEPS1024  Phacelia ramosissima var. eremophila L. S. Smith 1918-8-7 1015 Modoc Camp One Modoc <National> Forest, South Warners (near Patterson Mill) 2438 Comment
Read comments
Jul 14 2013
  JEPS101028  Phacelia thermalis Dean W. Taylor 1988-8-11 10041 Modoc near Lone Pine Lake 1383 Comment
  RSA152190  Phacelia thermalis Lincoln Constance, Elwood Molseed, John Weiler 1960-6-13 3678 Modoc Nine miles north of Litchfield. 1220 Comment
  UC56441  Phacelia thermalis Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley; ; Little Hot Spring Valley, Modoc Co. Comment
  CAS-BOT-BC247600  Phleum alpinum Bruce Bartholomew; Barrett Anderson 1988-7-21 4468 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC247597  Phleum pratense Bruce Bartholomew; Barrett Anderson 1988-7-22 4477 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  UCR29795  Phlox J. A. Harpel 1981-8-7 V- 57 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  CHSC13590  Phlox caespitosa C. S. Armor 1974-4-9 86 Modoc 200 yds sw of the north water storage tank in Alturas. 1310 Comment
  CHSC67575  Phlox caespitosa James D Jokerst 1983-5-31 1812 Modoc Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. 1341 Comment
  CAS-BOT-BC197953  Phlox diffusa E. S. Willits 1940-4-16 175 Modoc Sugar Hill. Comment
  HSC17157  Phlox diffusa M. T. Milligan 1965-7-10 437 Modoc W slope of Eagle Peak. 2439 Comment
  CAS-BOT-BC197926  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; R. Duthie 1919-6-14 117 Modoc Near Parker Creek. 1981 Comment
  CAS-BOT-BC197927  Phlox douglasii subsp. rigida Bruce Bartholomew 1990-6-15 5248 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  CAS-BOT-BC197938  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1988-6-24 4313 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  RSA271922  Phlox douglasii subsp. rigida Christopher Davidson 1975-6-4 2604 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of Hwy 395. 1500 Comment
  UC880425  Phlox douglasii subsp. rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  CAS-BOT-BC197939  Phlox douglasii subsp. rigida R. M. Austin 1894-5-1 Modoc Goose Lake. Comment
  RSA152694  Phlox douglasii subsp. rigida I. L. Wiggins, Dorothy Wiggins 1961-6-12 16392 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  UCD118241  Phlox hoodii subsp. canescens R. N. Raynor 1940-4-16 s.n. Modoc Round Valley, between Aden and Canby. Comment
  CAS-BOT-BC197866  Phlox stansburyi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6487 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  CAS-BOT-BC197867  Phlox stansburyi Belknap C. Goldsmith 1912-5-8 45 Modoc 8 mi. NW of Alturas. Comment
  CAS-BOT-BC58316  Phoenicaulis cheiranthoides Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6001 Modoc Cedar Pass, Warner Mts. 1920 Comment
  JEPS54275  Phoenicaulis cheiranthoides L. S. Smith 1917-6-2 784 Modoc Warner Mountains, Jess Valley Jess Valley; Warner Mountains, Jess Valley 1371 Comment
  NY182049  Phoenicaulis cheiranthoides B. M. Bartholomew 1988-5-13 4152 Modoc Along Parker Creek Road, .5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mountains. 1650 Comment
  RSA59975  Phoenicaulis cheiranthoides E. K. Balls 1950-5-13 14671 Modoc W shore of Goose Lake, 0.2 mile S of Oregon-Calif. state line. 1463 Comment
  UC10759  Phoenicaulis cheiranthoides Mrs. R. M. Austin and Bruce June 1898 2153 Modoc Goose Lake Comment
  UC402638  Phoenicaulis cheiranthoides Mrs. M. H. Manning 1907-4-29 Modoc Twelve Mile Creek, north-east Modoc County Twelve Mile Creek Comment
  CAS-BOT-BC134911  Phoradendron bolleanum Paul F. Covel 1939-8-13 1622 Modoc Lava Beds Nat. Mon. at hdqtrs. Comment
  POM203793  Phoradendron juniperinum J. T. Howell 1934-6-11 11921 Modoc Parker Creek, Warner Mts. 1585 Comment
  UC1078880  Phoradendron juniperinum R. Alava 1957-7-5 1398 Modoc Warner Mts., Cedar Pass, Campgrounds Comment
  CAS-BOT-BC478168  Pinus albicaulis John Thomas Howell 1934-6-14 12109 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  CAS-BOT-BC73411  Pinus albicaulis Elmer I. Applegate 1932-8-5 8169 Modoc Summit of Cedar Mountain, Warner Mountains. 2438 Comment
  CAS-BOT-BC73415  Pinus albicaulis Elmer I. Applegate 1932-7-31 7991 Modoc Mill Creek Meadown, head of Pit River, Warner Mountains. 2438 Comment
  UCR78711  Pinus albicaulis David A. Charlet 1989-8-17 559 Modoc Warner Mtns., 1.3 km NW of Eagle Peak. 2550 Comment
  CAS-BOT-BC30160  Pinus contorta subsp. murrayana Belknap C. Goldsmith 1911-6-14 30 Modoc North Fork Davis Creek, W slope Warner Mts. 1889 Comment
  CAS-BOT-BC73238  Pinus contorta subsp. murrayana Mrs. R. M. Austin 1895-8-1 261 Modoc Goose Lake, Tamaracks 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
  UC1612282  Pinus contorta subsp. murrayana W. P. Taylor and H. C. Bryant 1910-7-8 Modoc Head of Shields Creek Warner Mts., Head of Shields Creek 2590 Comment
  HSC80920  Pinus contorta var. murrayana G. M. Riegel 1979-8-23 704 Modoc S Warner Mtns., plot 207 1829 Comment
  SEINET12548120  Pinus ponderosa var. ponderosa D. A. Charlet, R. Winjes 1994-5-23 1837 Modoc Warner Mountains between Lake City & Ft. Bidwell 1445 Comment
  CAS-BOT-BC248375  Plagiobothrys L. S. Smith 1922-7-7 1260 Modoc Modoc National Forest. High Grade Hill & Dismal Swamp 2316 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
  UC1191839  Plagiobothrys cognatus Herbert L. Mason and Verne Grant 1947-7-12 13408 Modoc sw of Alturas (w side of the South Fork of Pit River Valley); South Fork of Pit River Valley Comment
  UC1191851  Plagiobothrys cusickii Herbert L. Mason and Verne Grant 1947-7-12 13421 Modoc s of Alturas (near s end of w side road, along railroad tracks); Pit River Valley Comment
  SJSU9624  Plagiobothrys cusickii W. Savage 1979-7-7 1435 Modoc Triange, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC79362  Plagiobothrys cusickii Mrs. R. M. Austin Modoc Comment
  CHSC117137  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2016-7-14 21160 Modoc Around the sides 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
  JEPS90163  Plagiobothrys hispidus Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10466 Modoc Warner Mountains, s base of Eagle Peak Eagle Peak; Warner Mountains, Eagle Peak 2865 Comment
  CAS-BOT-BC58800  Plagiobothrys mollis var. mollis K. Paulson; Robert Paulson 1989-7-2 157 Modoc Vicinity of Craig Spring, ca. 2 mi. NE of Happy Camp. 1447 Comment
  SD130521  Plagiobothrys mollis var. mollis B. Bartholomew, B. Anderson 1988-7-21 4421 Modoc South end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC58796  Plagiobothrys mollis var. mollis Herbert Louis Mason; Verne Grant 1947-7-12 13407 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  GMDRC7868  Plagiobothrys salsus Ron Kelley 2006-6-27 Modoc Surprise Valley: east of Warner Mountains, near Cedarville 1363 Comment
  CAS-BOT-BC58733  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13415 Modoc Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC58740  Plagiobothrys scouleri John Thomas Howell 1934-6-12 12034 A Modoc Plum Valley. Comment
  CAS-BOT-BC58755  Plagiobothrys scouleri Robert Folger Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39104 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  CAS-BOT-BC58759  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13408 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  UC1560400  Plagiobothrys scouleri E. Joyal and D. Mehlman 1988-6-27 1287 Modoc Jess Valley Warner Mts. 1500 Comment
  RSA152446  Plagiobothrys scouleri var. cusickii I. L. Wiggins, Dorothy Wiggins 1961-6-1 16447 Modoc Lane on Phipp s Ranch, about 14 miles north of Cedarville, Surprise Valley Comment
  RSA59935  Plagiobothrys scouleri var. hispidulus E. K. Balls 1950-5-13 14667 Modoc Goose Lake, east shore, near Willow Ranch. 1463 Comment
  UCR165709  Plagiobothrys scouleri var. hispidulus David A. Charlet 1989-8-15 505 Modoc Warner Mountains; 1.2 km NW of Eagle Peak 2550 Comment
  RSA151940  Plagiobothrys scouleri var. hispidulus R. C. Bacigalupi, L. R. Heckard, S. C. Sanderson, G. Bacigalupi 1952-6-18 3743 Modoc Along U.S. Highway 299, in dessicated roadside pool, at railroad crossing 3/4 mile east of Canby 1311 Comment
  UC1191859  Plagiobothrys stipitatus var. micranthus Malcolm A. Nobs and S. Galen Smith 1949-6-16 790 Modoc 33 mi nnw Alturas; Dry Valley Reservoir Comment
  CAS-BOT-BC58764  Plagiobothrys stipitatus var. micranthus Herbert Louis Mason; Verne Grant 1947-7-12 13410 Modoc W side of Pit River Valley, S of Alturas. Comment
  UC280352  Plagiobothrys tenellus Milo S. Baker 1896-5-20 75 Modoc Big Val-Johnson's 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
  UC1192026  Plantago major Verne Grant and Irving Schneider 1947-7-21 8114 Modoc 0.25 mi upstream South Fork of Pit River confluence with North Fork (South Fork of Pit River, by Alturas); South Fork of Pit River Comment
  HSC81141  Platanthera dilatata var. leucostachys G. M. Riegel 1980-8-6 990 Modoc South Warner Mountains 1670 Comment
  UC71857  Platanthera leucostachys Mrs. M. H. Manning 1903-8-9 316 Modoc near Fort Bidwell (ne Modoc County) Comment
  CDA35645  Platanthera leucostachys J. R. Keck Jr. 1985-7-11 PDR# 330134 Modoc Davis Creek, Modoc National Forest. Comment
  POM107743  Platanthera stricta Mrs. R. M. Austin 1895-07 s.n. Modoc Davis Creek Comment
  UC1586854  Platanthera stricta Juha Pykala and D. H. Norris 1987-5-28 1263 Modoc ca. 3-4 mi w Lake City (Lake City Canyon, by a little stream that runs to Mill Creek); Warner Mountains, Modoc National Forest 1798 Comment
  UC4572  Platanthera stricta Mrs. R. M. Austin Aug 1894 Modoc headwaters Lassen Creek (Northern California); Headwaters Lassen Creek Comment
  CAS-BOT-BC136652  Platanthera stricta Oliver Austin 1885-7-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  SEINET5102917  Platanthera stricta Unknown Modoc Comment
  CAS-BOT-BC245394  Plectritis macrocera John Thomas Howell 1934-6-11 11973 Modoc Parker Creek. 1584 Comment
  HSC68794  Plectritis macrocera Gary Schoolcraft 1980-4-17 208 Modoc N end of Portuguese Ridge, SE of Canby. 1402 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
  JEPS120123  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes 2012-7-10 18328 Modoc Northeast 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. Comment
  RSA534588  Poa nervosa Bruce Bartholomew, B. Anderson 1990-7-20 5544 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  SEINET188357 Image available Poa nevadensis C. L. Hitchcock 1940-5-28 6725 Modoc Along sedgey bank of stream; 15 miles north of Alturas 1402 Comment
  UCD91791  Poa palustris Alan A. Beetle 1944-8-17 3038 Modoc 1 mile south of Alturas, edge of town west of R.R. track. Comment
  RSA534587  Poa pratensis Bruce Bartholomew, B. Anderson 1990-7-21 5580 Modoc Homestead Flat, ca. 2.5 km E. of Patterson Ranger Station, E. side of Warner Mts. 2160 Comment
  UCD91824  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 miles east of Alturas, road to Cedarville Pass. 1371 Comment
  UCD91957  Poa pratensis R. Tofsrud 1949-6-1 s.n. Modoc near Eagleville. Comment
  CAS-BOT-BC247618  Poa pratensis subsp. pratensis Bruce Bartholomew 1992-5-15 6289 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  UC711805  Poa pratensis subsp. pratensis Roxana S. Ferris and Laura Lorraine 1941-8-13 10532 Modoc Patterson Ranger Station (East Creek drainage) Patterson Ranger Station; Modoc Nat'l Forest, Warner Mts 2164 Comment
  CAS-BOT-BC247621  Poa pratensis subsp. pratensis John H. Hatton 1911-6-12 46 Modoc Modoc County. 1493 Comment
  POM260300  Poa secunda C. L. Hitchcock 1940-5-27 6660 Modoc 9 miles northeast of Alturas. 1402 Comment
  RSA484223  Poa secunda Christopher Davidson 1975-6-4 2603 Modoc 0.4 mile E of Highway 395 on Highway 299 toward Cedarville. 1380 Comment
  HSC10720  Poa secunda subsp. juncifolia R. C. Wunner 1965-7-1 329 Modoc Lava Beds N. M., 1/4 mi. from top of Gillems Bluff above Gillems Camp. Comment
Read comments
Aug 20 2013
  CAS-BOT-BC247603  Poa secunda subsp. secunda Elmer Ivan Applegate 1932-7-31 7976 Modoc Mill Creek Meadow. Comment
  CAS-BOT-BC247658  Poa secunda subsp. secunda E. S. Willits 1940-5-6 217 Modoc Near Lassen Creek, Willow Ranch. Comment
  CAS-BOT-BC247659  Poa secunda subsp. secunda Isabel T. Kelly 1930-1-1 60 Modoc Modoc County. Comment
  CAS-BOT-BC247662  Poa secunda subsp. secunda John Thomas Howell 1934-7-1 12341 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247671  Poa secunda subsp. secunda Bruce Bartholomew; Barrett Anderson 1989-4-29 4674 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  JEPS70660  Poa secunda subsp. secunda L. S. Smith 1917-7-2 56 Modoc head of Shields Creek; Warner Mts 2331 Comment
  SJSU9600  Poa secunda subsp. secunda W. Savage 1979-7-5 1369 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC70963  Poa secunda subsp. secunda M. S. Baker and Frank Nutting 1894-1 Modoc w side of Egg Lake Comment
  CAS-BOT-BC179346  Pogogyne floribunda James D. Jokerst 1987-6-23 2930 Modoc Ca. 2 mi. SW of Doublehead Mountain. Comment
  SD149136  Pogogyne floribunda B. Bartholomew 1991-7-5 5932 Modoc Cow Head Tank, ca. 6.0 km northwest of Dorris Brothers Reservoir. 1520 Comment
  CAS-BOT-BC95161  Polanisia dodecandra subsp. trachysperma John Thomas Howell 1934-6-13 12089 Modoc Surprise Valley, 3 mi N of Eagleville. Comment
  CAS-BOT-BC95165  Polanisia dodecandra subsp. trachysperma Leland S. Smith 1918-9-29 1057 Modoc Granger Canyon, Suprise Valley. 1676 Comment
  CHSC117863  Polemonium micranthum L. P. Janeway 2016-5-16 11979 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  HSC104011  Polemonium micranthum L. Ahart, John Dittes 2008-6-21 14981 Modoc About 5.4 air mi. NE of Bieber, ~2.8 air mi. N of the Headquarters at Ash Creek State Wildlife Area, west of the large levee, mountain meadow in Big Valley 1256 Comment
  UC1228812  Polemonium micranthum Lincoln Constance and Emil DiFulvio 1962-4-16 3748 Modoc open slope 3.2 mi n Likely; n of Likely 1310 Comment
  CAS-BOT-BC231285  Polemonium pulcherrimum Alexander; Kellogg No date on label 5106 Modoc Eagle Rock Comment
  JEPS13800  Polyctenium fremontii Mary H. Manning 1912-4 Modoc Tule Lake 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
  CHSC112836  Polygonum aviculare Lowell Ahart; John Dittes 2013-7-24 18915 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
  OBI70870  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc Modoc Plateau: 1 mi NW of Mud lake, Devil's Garden 1524 Comment
  CHSC117358  Polygonum aviculare subsp. aviculare Lowell Ahart; John Dittes 2016-7-14 21191 A Modoc West of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UCD100000  Polygonum aviculare subsp. depressum Verne Grant; Irving Schneider 1947-7-18 8043 Modoc Eastside canal, 5 miles north of Bayley's bridge, south of Alturas. Comment
  CAS-BOT-BC218125  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1990-7-19 5403 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  SD46732  Polygonum douglasii Robert J. Weatherly 1955-7-7 1608 Modoc 7 miles north of Ft. Bidwell 1874 Comment
  UCR47769  Polygonum douglasii F. R. Fosberg 1957-8-18 38854 Modoc Upper Rush Creek Campground, NE of Adin 1600 Comment
  UC466034  Polygonum douglasii subsp. douglasii Mrs. R. M. Austin July 1890 431 Modoc Goose Lake Valley Comment
  RSA293419  Polygonum kelloggii Reino Alava 1957-7-5 1165 Modoc Cedar Pass, Modoc National Forest, just east of the camp ground Comment
  CDA22824  Polygonum lapathifolium T. C. Fuller 1958-8-12 2070 Modoc Corporation Ranch, Likely. 0 Comment
  UC1101142  Polygonum lapathifolium Herbert L. Mason 1947-8-8 13466 Modoc nw Alturas (sw margin of reservoir); Big Sage Reservoir Comment
  CAS-BOT-BC218168  Polygonum polygaloides subsp. confertiflorum Mrs. H. C. Cantelow 1940-6-2 Modoc About 10 mi NW of Canby. Comment
  POM260894  Polygonum polygaloides subsp. confertiflorum Alice Eastwood, John T. Howell 1940-6-14 8228 Modoc 8 miles NW of Canby Comment
  UCD77936  Polygonum polygaloides subsp. confertiflorum Robert E. Preston 2000-7-19 1422 Modoc Ca. 9 mi nw of Canby, on n side of Hwy 139, 2.0 mi w of Forest Service Rd 46N10. 1488 Comment
  CAS-BOT-BC218175  Polygonum polygaloides subsp. esotericum Bruce Bartholomew 1995-6-4 6966 Modoc 6.3 km NW of Country Road 91 on County Road 93 between Lookout and Egg Lake. 1260 Comment
  UCD77944  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1417 Modoc Ca. 11 mi nw of Canby, 1,000 ft n of Hwy 139. 1487 Comment
  CAS-BOT-BC218184  Polygonum polygaloides subsp. kelloggii Alice Eastwood; John Thomas Howell 1940-6-14 8228 B Modoc 8 mi. NW of Canby. 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
  UCD77950  Polygonum polygaloides subsp. kelloggii Robert E. Preston 2000-6-1 1359 Modoc Modoc Plateau, along Hwy 139, ca. 3 mi e of Forest Service Road 44N11. 1490 Comment
  NY407626  Polygonum sawatchense B. M. Bartholomew 1989-6-2 4781 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  CAS-BOT-BC420162  Polygonum sawatchense subsp. sawatchense Ira L. Wiggins; Dorothy B. Wiggins 1961-6-15 16507 Modoc 16 mi. W of Canby, along Calif. St. Highway 139 Comment
  CHSC106191  Polypogon monspeliensis Lowell Ahart; John Dittes 2010-8-31 17134 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-BC225101  Populus tremuloides A. D. Borden 1911-5-21 s.n. Modoc Creek SW of Sugar Hill. Comment
  JEPS48052  Populus tremuloides Frances D. Payne 1931-7-5 326 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UCR29776  Populus tremuloides J. A. Harpel 1981-8-9 V- 60 Modoc Warner Mtns., Homestead Flat in the vicinity of Patterson Guard Station Comment
  UC1134817  Populus trichocarpa R. C. Wilson 1933-7-16 64 Modoc Rush Creek; Modoc National Forest, Canby Quadrangle Comment
  SEINET10939152  Porterella carnosula Mcmillan 1949-6-16 MCMILLAN 1534 Modoc In marsh 3 mi. south of Crowder Flat, north central Modoc Co., about 7 mi. south of the Oregon border Comment
  CAS-BOT-BC242242  Potamogeton foliosus Louis Cutter Wheeler 1935-9-1 3933 Modoc Pine Spring, Devil's Garden. 1524 Comment
  UC1600949  Potamogeton foliosus var. foliosus Gordon H. True Jr. 1939-7-21 1008 Modoc Jack Swamp near Alturas; Jack Swamp Comment
  UCD138281  Potamogeton gramineus Calvin McMillan; Malcolm A. Nobs 1949-6-16 788 Modoc Dry Valley Reservoir, 33 miles NNW of Alturas. Comment
  CAS-BOT-BC242235  Potamogeton natans Louis Cutter Wheeler 1935-9-11 3973 Modoc Fletcher Creek, Devia's Garden. 1524 Comment
  JEPS42969  Potamogeton natans W. L. Jepson 1918-8-10 7926 Modoc near Alturas 1371 Comment
  UC1100080  Potamogeton pectinatus Verne Grant, Irving Schneider 1947-7-21 8123 Modoc North Fork of Pit River (by bridge on Hwy 395, n of Alturas) Comment
  SJSU5135  Potamogeton praelongus R. L. Fisher 1958-6-13 Modoc Bailey Lake c. 12 mi S of Alturas 1524 Comment
  UCD138296  Potamogeton richardsonii Herbert L. Mason; Verne Grant 1947-7-11 13380 Modoc on road from Likely to Jess Valley, ca. 1 mile east of Likely. Comment
  CAS-BOT-BC242267  Potamogeton zosteriformis Verne Grant; I. Schneider 1947-7-18 8054 Modoc 1.4 mi. N of Bayley's bridge, S of Alturas. 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
  CAS-BOT-BC214747  Potentilla breweri Francis Dorris Payne 1932-7-1 656 Modoc Pine Creek Basin, Warner Mts. Comment
  SJSU9639  Potentilla gracilis W. Savage 1979-7-6 1394 Modoc Triangle, Antelope Plains Unit,Devils Garden District, Modoc National Forest 1493 Comment
  UC748061  Potentilla gracilis var. fastigiata Annie M. Alexander and Louise Kellogg 1946-6-12 4732 Modoc Fort Bidwell 1444 Comment
  RSA29866  Potentilla gracilis var. flabelliformis M. S. Baker 1894-1 6443 Modoc Near Egg Lake Comment
  CAS-BOT-BC214798  Potentilla newberryi John Thomas Howell 1934-7-2 12356 Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  UC545842  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc near w end Clear Lake; near w end of Clear Lake Comment
  CDA3917  Potentilla norvegica subsp. monspeliensis C. B. Greenbank 1978-8-11 Modoc Tulelake. 0 Comment
  JEPS119665  Poteridium annuum Lowell Ahart, John Dittes 2012-7-11 18341 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  RSA488042  Prunus andersonii Bruce Bartholomew, B. Anderson 1988-5-12 4138 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  CAS-BOT-BC214809  Prunus emarginata P. Monnet 1913-7-1 895 Modoc Warner's Range. 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
  CAS-BOT-BC214813  Prunus subcordata Elmer Ivan Applegate 1897-6-2 861 Modoc Near Likely, upper Pit River Watershed. Comment
  CAS-BOT-BC225016  Prunus virginiana var. demissa A. D. Borden 1911-8-9 Modoc S slope of Shields Creek. Comment
  CAS-BOT-BC225017  Prunus virginiana var. demissa Elmer Ivan Applegate 1932-8-5 8162 Modoc Cedar Pass, Warner Mts. Comment
  JEPS44906  Prunus virginiana var. demissa L. S. Smith 1919-6-2 1113 Modoc w of Cedarville (Warner Mountains, Deep Creek); Warner Mountains, Deep Creek Comment
  POM88401  Prunus virginiana var. demissa R. M. Austin 1895-06 458 Modoc Davis Creek [?] Comment
  RSA210822  Prunus virginiana var. demissa Robert F. Thorne, C. W. Tilforth 1969-9-4 39054 Modoc N fork of Pit River. 6.8 miles N of Parker Creek on Hwy 395 Comment
  UC467817  Prunus virginiana var. demissa W. P. Taylor and H. C. Bryant 1910-8-7 Modoc Warner Mountains, Dry Creek Dry Creek; Warner Mountains, Dry Creek 1447 Comment
  UC73069  Prunus virginiana var. demissa Milo S. Baker 1890-1 Modoc near Hayden's Hill (Big Valley); Big Valley 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
  UC177005  Pseudobahia heermannii Mrs. R. M. Austin June 1885 Modoc Goose Lake Valley Comment
Read comments
May 28 2006
  UC1037279  Pseudognaphalium thermale Leo Whitney 1934-8-2 1746 Modoc 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  UCD91502  Pseudoroegneria spicata Beecher Crampton; with Carl Rimbey 1954-7-7 2133 Modoc West side of Cedar Pass, Warner Mountains. 1889 Comment
  UCD91522  Pseudoroegneria spicata L. D. Whitney 1935-8-3 s.n. Modoc Lava Mountain side -- near Buck Creek -- North Warner Mountains. Comment
  CAS-BOT-BC252505  Pseudoroegneria spicata subsp. spicata John H. Hatton 1911-6-24 166 Modoc unspecified Comment
  CAS-BOT-BC95227  Pseudostellaria jamesiana John Thomas Howell 1934-6-13 12052 Modoc Fandango Pass, Warner Mts. 1828 Comment
  HSC80708  Pseudostellaria jamesiana G. M. Riegel 1979-7-27 604 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC50379  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1934-7-2 12361 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  CAS-BOT-BC50383  Psilocarphus brevissimus var. brevissimus Bruce Bartholomew; Barrett Anderson 1988-6-23 4249 Modoc 4.2 km NW of Day. 1020 Comment
  CHSC99115  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2008-6-21 14986 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
  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
  UCD32739  Puccinellia distans Beecher Crampton 1954-7-8 2192 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  CHSC85411  Puccinellia lemmonii John Dittes; Josephine Guardino 1991-7-21 434 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
  UCD93371  Puccinellia nuttalliana Beecher Crampton 1954-7-7 2158 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. 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
  JEPS44641  Purshia tridentata var. tridentata Frances D. Payne 1931-7-11 152 Modoc s and e of Alturas (Parker Creek); Warner Mountains 1584 Comment
  RSA59519  Purshia tridentata var. tridentata E. K. Balls 1950-5-21 4850 Modoc Opposite South Fork Public Camp. South Fork Pit River. 1479 Comment
  UC1128536  Purshia tridentata var. tridentata R. C. Wilson 1933-6-7 41 Modoc Pothole Gulch; Modoc National Forest, Canby Quad. 1310 Comment
  HSC17976  Pyrola dentata M. T. Milligan 1966-8-11 646 Modoc E of Jess Valley 1768 Comment
  UCR29778  Pyrola picta J. A. Harpel 1981-8-7 V- 59 Modoc Warner Mountains, South Warner Wilderness Area, Pine Creek Basin, trail head along Pine Creek, 9 mi northwest of Eagleville 2744 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
  SJSU9380  Pyrrocoma carthamoides var. cusickii W. Savage 1979-7-4 1345 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS17724  Pyrrocoma carthamoides var. cusickii Rimo Bacigalupi with G. T. Robbins 1955-7-20 5385 Modoc 5.5 mi ne Alturas (near junction of Cedar Pass road and U. S. 395) 1371 Comment
  CAS-BOT-BC50400  Pyrrocoma hirta var. lanulosa Fred. P. Cronemiller 1920-8-30 26 Modoc Windmill Flat. 1524 Comment
  RSA607262  Pyrrocoma hirta var. lanulosa L. C. Wheeler 1935-8-2 3745 Modoc Twelve-Mile Creek, Warner Mountains. 2195 Comment
  CAS-BOT-BC50354  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1934-6-15 12185 Modoc Alturas. Comment
  CAS-BOT-BC50361  Raillardella argentea Bruce Bartholomew 1991-8-5 6066 Modoc Spring NE of Cottenwood Lake along Summit Trail from Squaw Peak to Patterson Lake, Warner Mts. 2580 Comment
  HSC67928  Raillardella argentea J. P. Smith, J. O. Sawyer 1973-8-8 7234 Modoc Near summit of Eagle Peak 2988 Comment
  UC1567399  Raillardella argentea G. Schoolcraft 1989-7-15 1964 Modoc n of Devils Knob; Warner Mts. 2621 Comment
  UC748194  Raillardella argentea Annie M. Alexander and Louise Kellogg 1946-7-29 5092 Modoc divide top Emerson Creek Canyon; Warner Mountains, Emerson Creek Canyon Comment
  CAS-BOT-BC217256  Ranunculus alismifolius Leland S. Smith 1920-6-2 1156 Modoc 12 Mile Creek. 2042 Comment
  CAS-BOT-BC248368  Ranunculus alismifolius B. Bartholomew; H. Sun 2002-6-24 8856 Modoc Headwaters of Davis Creek, W side of the Warner Mountains 2160 Comment
  HSC97821  Ranunculus alismifolius Juha Pykala, D. H. Norris 1987-5-28 1284 Modoc Modoc National Forest, Warner Mtns., 1.5 mi. SE of Benton Meadow 2150 Comment
  UC748219  Ranunculus alismifolius var. alismifolius Annie M. Alexander and Louise Kellogg 1946-6-8 4696 Modoc road from Eagleville to Patterson Mill 2286 Comment
  UC9021 Image available Ranunculus andersonii Mrs. R. M. Austin and Mrs. C. C. Bruce Jun 1898 2134 Modoc w slope Lake City Pass Lake city mountain; Modoc Co. 1828 Comment
  CAS-BOT-BC379161  Ranunculus aquatilis var. aquatilis Clare R. Wheeler; Gladys L. Smith 1981-6-24 2570 Modoc Mendocino National Forest, Lily Pad Lake, 1 mi below and SE of Mount Sanhedrin Lookout 1646 Comment
  JEPS60659  Ranunculus aquatilis var. capillaceus Frances D. Payne 1929-7-26 124 Modoc 2 mi sw Warren Mt. (se Modoc Co., pond outlet); Pine Creek Basin 2133 Comment
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  CAS-BOT-BC217270  Ranunculus aquatilis var. diffusus Bruce Bartholomew; Barrett Anderson 1988-5-14 4208 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC217273  Ranunculus aquatilis var. diffusus Bruce Bartholomew 1991-7-5 5945 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  RSA125296  Ranunculus aquatilis var. hispidulus Peter H. Raven 1958-6-18 13324 Modoc Small lake at eastern outskirts of lookout Post Office. Comment
  POM269956  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts 1555 Comment
  CHSC42167  Ranunculus glaberrimus C. E. Laver 1986-3-26 Modoc Ca. 11.5 mi ne of Alturas and 1 mi sw of Thoms Creek. In a meadow. 1524 Comment
  UC1178908  Ranunculus glaberrimus Herbert L. Mason 1949-4-16 13999 Modoc summit of grade between Madeline Plain and Likely Comment
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Jun 2 2009
  POM100512  Ranunculus glaberrimus var. ellipticus R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC217249  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew; Barrett Anderson 1988-5-13 4173 Modoc Between N and S Forks of Fitzhugh Creek on Warner Road, W side of the Warner Mts.. 1970 Comment
  CAS-BOT-BC217201  Ranunculus glaberrimus var. glaberrimus Leland S. Smith 1918-3-21 915 Modoc Juniper Flats near Alturas. 1524 Comment
  CHSC1486  Ranunculus macounii J. Wakeman 1963-5-11 Modoc Big Valley, along Hiway 299. 1219 Comment
  CAS-BOT-BC217179  Ranunculus occidentalis Bruce Bartholomew; Barrett Anderson 1988-5-12 4096 Modoc White Horse. 1340 Comment
  CAS-BOT-BC217217  Ranunculus occidentalis Fred D. Douthitt 1916-4-27 8 Modoc Henderson Meadow. 1737 Comment
  CAS-BOT-BC217220  Ranunculus occidentalis John Thomas Howell 1934-6-12 12024 Modoc Plum Valley, Warner Mts. Comment
  SJSU10628  Ranunculus occidentalis H. L. Buckalew 1961-6-22 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 1981 Comment
  JEPS60694  Ranunculus occidentalis Frances D. Payne 1929-7-1 34 Modoc about 3 mi n Parker Creek; Warner Mountains, Fern Spring Gulch 1584 Comment
  SEINET230530  Ranunculus occidentalis A. Tiehm 1984-6-30 8832 Modoc N edge of Lake Annie on W side Bidwell Mtn NE of Ft Bidwell 1530 Comment
  CAS-BOT-BC217223  Ranunculus occidentalis var. howellii F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 mi. NW of Adin. 1280 Comment
  CAS-BOT-BC217189  Ranunculus orthorhynchus var. orthorhynchus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16486 Modoc 6.4 mi. S of Lassen Creek camp ground, on roda to Buck Mt., Warner Mts. Comment
  POM269467  Ranunculus oxynotus Elmer I. Applegate 1932-8-3 8133 Modoc E slope of Eagle Peak, near summit, Warner Mts. 2744 Comment
  UC9496  Ranunculus repens Mrs. R. M. Austin and Bruce July 1898 2298 Modoc Goose Lake Valley Comment
  CAS-BOT-BC217191  Ranunculus sceleratus Annie Montague Alexander; L. Kellogg 1946-6-7 4674 Modoc 2 mi. E of Cedarville. 1453 Comment
  UC71853  Ranunculus sceleratus Mrs. M. H. Manning 1903-6 148 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC217151  Ranunculus sceleratus var. multifidus John Thomas Howell 1934-6-15 12198 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  NY494905  Ranunculus sceleratus var. multifidus L. C. Wheeler 1935-8-3 3762 Modoc Pine Creek, Warner Mountains 1737.4 Comment
  POM269753  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CHSC112369  Ranunculus testiculatus L. P. Janeway; B. Castro 2014-6-2 11293 Modoc Great Basin. Along Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  SJSU9663  Ranunculus testiculatus Wayne Savage 1979-7-9 1506 Modoc by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC217164  Ranunculus uncinatus John Thomas Howell 1934-6-11 11963 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95677  Rhododendron columbianum K. Paulson; Robert Paulson 1989-7-14 189 Modoc Vicinity of Bell Mine, N end of the Warner Mts. 2217 Comment
  CAS-BOT-BC95678  Rhododendron columbianum Bruce Bartholomew 1994-7-2 6825 Modoc North Fork of Davis Creek, W side of the Warner Mountains. 1910 Comment
  UC49403  Ribes Leland S. Smith 1918-8-18 1045 Modoc ridge n Bear Mt.; Modoc Forest 2682 Comment
  CAS-BOT-BC225855  Ribes aureum Bruce Bartholomew; Barrett Anderson 1988-5-14 4188 Modoc 2 km S of McGinty Point, edge of causeway across the SW corner of Goose Lake. 1430 Comment
  CAS-BOT-BC225872  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC225895  Ribes cereum K. Paulson; Robert Paulson 1989-6-14 135 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  HSC26001  Ribes cereum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19311 Modoc Soup Springs Campground Comment
  RSA271927  Ribes cereum Christopher Davidson 2620 Modoc 2.5 mi W of Cedarville on Hwy 299. 1677 Comment
  UC570832  Ribes cereum F. H. Frost 1925-7-11 39 Modoc 2 mi above Cedarville (Cedar Canyon); Warner Mts. Comment
  SEINET13942374 Image available Ribes cereum Blanche Clear 1945-1 Modoc Capt. Jack's Stronghold Comment
  SEINET7717539  Ribes glutinosum Unknown Modoc Warner Mountain Comment
  HSC80728  Ribes montigenum G. M. Riegel 1979-7-30 621 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC225919  Ribes velutinum Bruce Bartholomew; Barrett Anderson 1989-4-27 4624 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  CAS-BOT-BC225930  Ribes velutinum E. S. Willits 1940-4-16 174 Modoc Sugar Hall. Comment
  HSC95832  Ribes velutinum Juha Pykala, D. H. Norris 1987-5-27 1155 Modoc Modoc National Forest, N end of Big Sage Reservoir 1494 Comment
  OBI48065  Ribes velutinum Rhonda Riggins 1989-4-28 1666 Modoc Pencil rd, 4.4 mi N of hwy 395 E of Alturas 1524 Comment
  CAS-BOT-BC225933  Ribes viscosissimum Elmer Ivan Applegate 1932-7-7 8222 Modoc Just above Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC225947  Ribes viscosissimum Elmer Ivan Applegate 1932-8-7 8091 Modoc Mill Creek, Warner Mts. Comment
  NY455559  Ribes viscosissimum B. M. Bartholomew 1989-7-14 4978 Modoc Vicinity of Upper Rush Creek Camp Ground 1580 Comment
  SBBG18085  Ribes viscosissimum C. B. Hardham 1961-6-20 7856 Modoc Cane Lake Comment
  RSA0020906  Ribes viscosissimum Louis C. Wheeler 1935-8-14 3850 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  CAS-BOT-BC50371  Rigiopappus leptocladus Bruce Bartholomew 1990-6-18 5385 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC50375  Rigiopappus leptocladus Bruce Bartholomew; Barrett Anderson 1989-6-1 4746 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC50369  Rigiopappus leptocladus Fred. P. Cronemiller 1920-6-15 10 Modoc McKenzie Spring. 1341 Comment
  CDA19944  Rorippa austriaca R. Breckenridge 2002-6-19 PDR 1204561 Modoc Northern California; W of Hwy 395. 0 Comment
  UCD115244  Rorippa austriaca Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch in Likely. Comment
  CAS-BOT-BC58413  Rorippa curvisiliqua John Thomas Howell 1934-6-30 12296 Modoc Duncan Horse Camp. 1355 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
  RSA210835  Rorippa curvisiliqua R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39111 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  CAS-BOT-BC58379  Rorippa curvisiliqua Leland S. Smith 1922-7-7 1261 Modoc Near Ft. Bidwell, along boundary of Forest. 1737 Comment
  UC10732  Rorippa curvisiliqua M. S. Baker and Frank Nutting 1894-6-6 Modoc Little Hot Spring Valley Comment
  CDA25132  Rorippa palustris var. occidentalis T. C. Fuller 1958-7-8 1953 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC497201  Rosa John H. Hatton 1911-6-17 121 Modoc Modoc Forest, near Pitt River Bridge 1219 Comment
  CAS-BOT-BC218245  Rosa gymnocarpa Bruce Bartholomew 1994-5-27 6706 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  HSC19625  Rosa gymnocarpa M. G. Burgoyne 1962-4-17 1002 Modoc 12 mi. N of Cedarville on valley rd. 1372 Comment
  CAS-BOT-BC218263  Rosa woodsii var. ultramontana Annie Montague Alexander; L. Kellogg 1946-7-12 4989 Modoc Twelve Mile Creek. Comment
  JEPS45631  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-6 7847 Modoc Fandango Pass Surprise Valley (fields and at summit) 1447 Comment
  RSA0113966  Rosa woodsii var. ultramontana Lowell A. Ahart, John Dittes 2008-8-26 15348 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2,660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1277 Comment
  SEINET10684875  Rosa woodsii var. ultramontana Karen M. Meyer, Andrew Townesmith 2007-9-16 Meyer 213 Modoc Modoc National Forest, going E on Hwy 299, 5.1 miles from the start of NF. Lower, Cedar Creek interpretive trail. 1622 Comment
  UC1128612  Rosa woodsii var. ultramontana R. C. Wilson 1933-6-25 51 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UCD113921  Rosa woodsii var. ultramontana K. M. Meyer; A. Townesmith 2007-9-16 213 Modoc Modoc National Forest, going E on Highway 299, 5.1 miles from the start of NF. Lower, Cedar Creek interpretive trail. 1622 Comment
  UC12970  Rubus parviflorus Baker and Nutting Modoc Comment
  CAS-BOT-BC211338  Rumex acetosella Bruce Bartholomew 1991-7-4 5888 Modoc S end of Higgins Flat. 1370 Comment
  CAS-BOT-BC211341  Rumex crispus Bruce Bartholomew 1991-6-21 5827 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  CAS-BOT-BC433491  Rumex fueginus Herbert L. Mason; Verne Grant 1947-7-11 13362 Modoc On Highway 395, 5 miles south of Alturas. Comment
  CAS-BOT-BC211350  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-8-27 8309 Modoc South end of Clear Lake. Comment
  CDA22911  Rumex maritimus G. D. Barbe 1985-8-29 4248 Modoc West of Westside Road, South Fork of Pit River south of Alturas. 0 Comment
  UC1537645  Rumex occidentalis Gordon H. True Jr. 1939-7-7 1039 Modoc near Canby; Blacks Canyon Comment
  CAS-BOT-BC211309  Rumex paucifolius Annie Montague Alexander; L. Kellogg 1946-7-11 4977 Modoc Mesa W of Eight Mile Creek, NE corner of county. Comment
  CAS-BOT-BC211313  Rumex salicifolius Bruce Bartholomew; Barrett Anderson 1988-7-23 4593 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UC1101222  Rumex salicifolius var. lacustris Verne Grant and Irving Schneider 1947-7-20 8088 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CDA23211  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 1943 Modoc Corporation Ranch, Likely. 0 Comment
  HSC65604  Rumex triangulivalvis Thomas Wood 1979-8-9 239 Modoc Dirt Road along Bidwell Creek, 2.8 mi. NW of junction with Co. Hwy. 2 N of Fort Bidwell 1509 Comment
  CHSC32933  Sagittaria cuneata J. P. Smith; J. O. Sawyer 1973-8-9 7268 Modoc Blue Lake, Modoc National Forest. 1859 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
  RSA170191  Sagittaria cuneata W. L. Jepson 1918-8-5 7825 Modoc S Fork Valley. 1372 Comment
  SEINET11763433  Sagittaria latifolia E. I. Applegate 1929-1 6094 Modoc Clear Lake Dam, Clear Lake Comment
  CAS-BOT-BC125942  Salix X rubens Mrs. H. P. Bracelin 1934-6-13 818 Modoc Lower Lake 2 1/2 miles south of Eagleville, base of eastern side of Warner Mts. Comment
  CAS-BOT-BC225117  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-BC225120  Salix boothii Annie Montague Alexander; L. Kellogg 1946-6-25 4826 Modoc Dismal Swamp, N end of Warner Mountains. 2255 Comment
  CAS-BOT-BC225123  Salix boothii Francis Dorris Payne 1932-7-7 335 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  UC482329  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482334  Salix boothii Frances D. Payne 1931-7-7 335 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC492369  Salix boothii Frances D. Payne 1932-7-21 728 a Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  UC492373  Salix boothii Frances D. Payne 1932-7-21 728 b Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  UC492375  Salix boothii Frances D. Payne 1932-6-21 728 c Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  UC481861  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc ca. 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  CAS-BOT-BC225766  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 494 Modoc Parker Creek, 20 km E of Alturas. Meadow south of Payne Ranch 1560 Comment
  UC481956  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 494 Modoc 20 km. e Alturas (Parker Creek, meadow s of Payne Ranch) 1560 Comment
  RSA0030831  Salix exigua H. P. Bracelin, Frances D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km. east of Alturas. 1560 Comment
  SEINET10365301  Salix exigua E. K. Balls 1950-5-20 14793 Modoc South Fork Pit River, South Fork Public Camp. 1433 Comment
  UC437296  Salix lasiandra subsp. lasiandra Belknap C. Goldsmith 1911-5-21 24 Modoc e. shore Goose Lake; Modoc Nat'l Forest Comment
  UC481802  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 498 Modoc 20 km. e., s. of Payne Ranch, Parker Creek Alturas; Parker Creek 1560 Comment
  HSC80717  Salix lasiandra var. caudata G. M. Riegel 1980-7-16 891 Modoc S Warner Mtns. 2100 Comment
  JEPS14856  Salix lasiandra var. caudata Frances D. Payne 1931-6-10 135 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  UC437345  Salix lasiandra var. caudata W. P. Taylor and H. C. Bryant 1910-1 Modoc Parker Creek Warner Mts., Parker Creek 1676 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
  CAS-BOT-BC197563  Salix lasiandra var. lasiandra Bruce Bartholomew; Barrett Anderson 1988-7-22 4548 Modoc N side of the South Fork of Davis Creek, Warner Mts.. 2100 Comment
  UC846605  Salix lasiandra var. lasiandra C. L. Hitchcock 1940-5-27 6699 Modoc 12 mi n.e. Alturas 1615 Comment
  RSA0039532  Salix lasiolepis Lowell A. Ahart, John Dittes 2012-7-10 18316 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SD900  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 Modoc Halfway between Adin and Canby 1349 Comment
  UC481930  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC229666  Salix lemmonii A. D. Borden 1911-5-21 s.n. Modoc SE shore of Goose Lake. Comment
  NY187862  Salix lemmonii L. C. Wheeler 1935-8-3 3760 Modoc Pine Creek, Warner Mts. 1737.4 Comment
  RSA610749  Salix lemmonii Louis C. Wheeler 1935-9-11 3971 Modoc Devils Garden: Mulkey Place, Fletcher Creek. 1524 Comment
  SBBG27411  Salix lemmonii F. D. Payne -Aug-1934 778 Modoc Pine Crk Basin 2316 Comment
  UC482348  Salix lemmonii Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 496 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  POM107028  Salix lucida subsp. caudata R. M. Austin 1895-05 503 Modoc Davis Creek Comment
  POM218952  Salix lucida subsp. lasiandra H. P. Bracelin, Frances D. Payne 1931-6-30 498 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  UC481793  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); Parker Creek 1560 Comment
  UC481795  Salix lutea Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 499 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch); Parker Creek 1560 Comment
  UC481958  Salix melanopsis Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 493 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  RSA610750  Salix scouleriana Louis C. Wheeler 1935-8-3 3759 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC55022  Salix scouleriana Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  CAS-BOT-BC95557  Salsola paulsenii Thomas C. Fuller 1964-10-8 12698 Modoc Levee road across S end of Goose Lake, ca. 5 mi. W of Davis Creek. Comment
  CAS-BOT-BC95558  Salsola tragus Bruce Bartholomew 1989-8-11 5080 Modoc E side of Surprise Valley at Nevada border on State Hwy 299. 1500 Comment
  RSA339139  Salvia aethiopis Margaret J. Williams 1984-6-29 84- 70 -1 Modoc North of Alturas on roadside Hwy 395 almost to Oregon border 1433 Comment
  SEINET14190209 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  UCD125445  Salvia aethiopis John C. Hays 1947-6-1 s.n. Modoc Joseph Creek, on W.A. Carlsberg Ranch. Comment
  CAS-BOT-BC497223  Salvia dorrii Margaret J. Williams 1988-5-30 88- 26 -10 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  SEINET3158619  Salvia lemmonii E. K. Balls 1950-5-11 14622 Modoc 4 mi S of Fort Bidwell, W of Upper Lake 1402 Comment
  POM68254  Sambucus caerulea Mrs. R. M. Austin 1895-07 167 Modoc Goose Lake Valley. Comment
  UC102286  Sambucus mexicana Mrs. R. M. Austin Aug. 1894 Modoc hills near Goose Lake Comment
  CAS-BOT-BC95179  Sambucus racemosa var. melanocarpa Bruce Bartholomew 1989-8-12 5110 Modoc S end of Coyote Creek, ca. 1.5 km SW of Sunflower Knob, S end of Warner Moutains. 2040 Comment
  CAS-BOT-BC95180  Sambucus racemosa var. melanocarpa K. Paulson; Robert Paulson 1991-8-28 254 Modoc Poison Lake, N end of Warner Mountains. 1828 Comment
  CAS-BOT-BC225031  Sanguisorba annua Alice Eastwood; John Thomas Howell 1940-6-13 8113 Modoc Surprise Valley. Comment
  RSA424426  Sanguisorba annua Margaret J. Williams 1983-9-13 83- 151 -1 Modoc Road from Alturas to Cedarville. 3.8 miles W of Cedar Pass. 6.7 miles from jct of Hwy 299 and Cedarville Road. 1555 Comment
  SEINET11911060  Sanguisorba annua M. J. Williams 1984-1 84- 75 -2 Modoc 27.4 mi N of Cedar Pass Road on Hwy 395 1295 Comment
  CHSC70461  Sanicula graveolens A. Sanger 1997-5-20 2471 Modoc Found along the Juniper line above a low sage flat to the southeast of Whitney Res. West of where the eastern road to the Res. deadends. 1432 Comment
  UC21345  Sanicula graveolens M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  SD134008  Saponaria officinalis B. Bartholomew 1989-8-10 5050 Modoc North side of Widow Valley, 10.1 km east of Day on County Road 94. Comment
  CAS-BOT-BC95563  Sarcobatus vermiculatus Belknap C. Goldsmith 1911-1-1 Modoc Buck Mt. Ranger Station, Fandango Valley. Comment
  CAS-BOT-BC95570  Sarcobatus vermiculatus Elmer Ivan Applegate 1897-6-1 3035 Modoc Between Canby and Alturas. Comment
  JEPS47636  Saxifraga oregana Mrs. M. H. Manning Modoc e side of Mount Bidwell ( Twelve Mile Creek, ne Modoc County); , Twelve Mile Creek Comment
  JEPS47549  Saxifraga oregana Milo S. Baker 1898-8-22 564 Modoc Bear Valley Mountains Comment
  CAS-BOT-BC247698  Schedonorus pratensis Bruce Bartholomew; Barrett Anderson 1988-7-22 4482 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC247699  Schedonorus pratensis Leland S. Smith 1917-7-23 121 Modoc Joseph Creek. 1828 Comment
  CAS-BOT-BC247700  Schedonorus pratensis Leland S. Smith 1917-7-25 107 Modoc Joseph Creek. 1981 Comment
  UCD126477  Schedonorus pratensis L. Whitney 1935-6-29 3360 -b Modoc Alturas. 1463 Comment
  CAS-BOT-BC245133  Schoenoplectus acutus var. occidentalis R. M. Austin 1895-8-1 487 Modoc Goose Lake. 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
  UC1100763  Scirpus acutus var. occidentalis Verne Grant and Irving Schneider 1947-7-18 8041 Modoc Eastside Canal 5 mi n Bayley's bridge (s of Alturas); , Eastside Canal Comment
  UC1537641  Scirpus acutus var. occidentalis Gordon H. True Jr. 1939-7-21 1012 Modoc n Canby (Jack Swamp); , n of Canby Comment
  UC1100875  Scirpus americanus Herbert L. Mason 1947-8-11 13491 Modoc on Highway 81 w margin Lower Lake (near boundary between Lassen and Modoc counties); w margin Lower Lake Comment
  CAS-BOT-BC245119  Scirpus microcarpus Roxana Stinchfield Ferris; R. Duthie 1919-6-17 175 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  UC1100836  Scirpus microcarpus Verne Grant and Irving Schneider 1947-7-20 8096 Modoc North Fork Pit River by Dorris Bridge (Alturas); North Fork Pit River, Alturas Comment
  POM312849  Scirpus nevadensis H. L. Mason, Verne Grant 1947-7-12 13436 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  HSC21135  Scrophularia desertorum M. T. Milligan 1965-6-30 393 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  CAS-BOT-BC179234  Scutellaria antirrhinoides M. Vasey 1990-6-30 9028 Modoc Around NW margin of Egg Lake, Modoc National Forest 1300 Comment
  CHSC70723  Sedum lanceolatum S. Stearns 1996-7-3 2231 Modoc N of Bidwell Mtn. just W of Rd. On talus scree bluff, west side of road to Bidwell Mtn. 2286 Comment
  JEPS48025  Sedum stenopetalum Frances D. Payne 1931-6-11 147 Modoc s and e Alturas (Parker Creek, n slope, Warner Mountains); Warner Mountains, Parker Creek, s and e of Alturas 1584 Comment
  JEPS48038  Sedum stenopetalum Mary H. Manning 1907-1 Modoc e side Mt. Bidwell (Twelve-mile Creek); e side Mt. Bidwell, Twelve-mile Creek Comment
  UC1299668  Sedum stenopetalum Freed W. Hoffman 1955-7-14 4104 Modoc Cedar Pass Campground Cedar Pass Campground (Highway 8A) Comment
  CAS-BOT-BC50342  Senecio aronicoides Barrett Anderson 1986-7-9 3165 Modoc Near Stough Reservoir. 1965 Comment
  HSC81126  Senecio aronicoides G. M. Riegel 1979-7-5 455 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC50332  Senecio aronicoides John H. Hatton 1911-6-10 9 Modoc Modoc County. 1767 Comment
  UC36169  Senecio aronicoides Milo S. Baker 1893-6 Modoc Pinewoods Comment
  CAS-BOT-BC50285  Senecio hydrophilus Robert Folger Thorne; C. W. Tilforth 1969-9-5 39167 Modoc Clear Lake, Warner Mts. 1767 Comment
  CAS-BOT-BC50263  Senecio integerrimus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 127 Modoc Parker Creek, Warner Mountains 2133 Comment
  CAS-BOT-BC50257  Senecio integerrimus var. exaltatus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 43 Modoc Parker Creek, at Modoc National Forest boundary Comment
  CAS-BOT-BC50260  Senecio integerrimus var. exaltatus Bruce Bartholomew 1993-6-14 6660 Modoc 8.7 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC50289  Senecio integerrimus var. exaltatus Bruce Bartholomew; Barrett Anderson 1988-5-14 4198 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 Comment
  CHSC70469  Senecio integerrimus var. exaltatus S. Stearns 1997-5-13 2247 Modoc S. of County Road 81, near small drainage perpendicular to Rd. 1566 Comment
  SEINET3148743  Senecio integerrimus var. ochroleucus E. K. Balls 1950-5-12 14655 Modoc Hillsides N of Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake 1646 Comment
  HSC81128  Senecio serra G. M. Riegel 1978-7-19 195 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC50273  Senecio triangularis Bruce Bartholomew 1989-8-11 5089 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC54277  Senecio triangularis Bruce Bartholomew; Barrett Anderson 1988-7-21 4434 Modoc Vicinity of Lower Rush Creek Campground ca. 1 km E of State Highway 299 between Adin and Canby. 1430 Comment
  CAS-BOT-BC54278  Senecio triangularis Bruce Bartholomew; Barrett Anderson 1988-7-22 4533 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  HSC16023  Sidalcea oregana M. T. Milligan 1966-7-5 553 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  JEPS86372  Sidalcea oregana Jack and Betty Guggolz 1988-6-30 970 Modoc gravelly flat near Old Canyon Mill Road; near Old Canyon Mill Road Comment
  CAS-BOT-BC179061  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-30 12286 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179072  Sidalcea oregana subsp. oregana Roxana Stinchfield Ferris; R. Duthie 1919-6-15 97 Modoc Above Parker Creek, 1.5 mi. above Modoc Nat. Forest Boundary. 1981 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-BC179094  Sidalcea oregana subsp. oregana Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16469 Modoc 2.4 mi. S of Davis Creek. Comment
  JEPS67256  Sidalcea oregana subsp. oregana Frances D. Payne 1931-6-17 166 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  UC108917  Sidalcea oregana subsp. oregana Mrs. R. M. Austin Jul 1884 Modoc Goose Lake Valley Comment
  UC201725  Sidalcea oregana subsp. oregana W. P. Taylor and H. C. Bryant 1910-6-11 Modoc Alturas Warner Mountains, , Alturas (S Fork Pitt R) 1402 Comment
  UC18927  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-10 Modoc Comment
  UC18928  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-10 Modoc Comment
  CAS-BOT-BC179054  Sidalcea oregana subsp. spicata Leland S. Smith 1922-7-13 1265 Modoc Crowder Flat Ranger Station Pasture. 1463 Comment
  UC1618381  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc e of Lava Beds National Monument Lava Beds National Monument Lava (ne of Dry Lake, w side of Highway 139 just s of where it crosses railroad at jct to Clear Lake); Highway 139 1249 Comment
  HSC4206  Silene douglasii M. T. Milligan 1966-8-3 627 Modoc W slope of Eagle Peak 2439 Comment
  UC748473  Silene douglasii Annie M. Alexander and Louise Kellogg 1946-8-9 5128 Modoc Patterson Lake Trail Warner Mountains, Patterson Lake Trail Comment
  UC8433  Silene douglasii Milo S. Baker 1893-6-25 Modoc Lava Beds Comment
  HSC81215  Silene douglasii var. douglasii G. M. Riegel 1979-7-21 587 Modoc South Warner Mountains 1670 Comment
  SEINET3087326 Image available Silene menziesii Arnold Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt. 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  UC748475  Silene oregana Annie M. Alexander and Louise Kellogg 1946-8-9 5139 Modoc Patterson Lake Trail Warner Mountains, Patterson Lake Trail Comment
  SEINET10735739  Sisymbrium altissimum Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 932 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195. T43N R15E S33. 1948 Comment
  UC4230  Sisyrinchium bellum Milo S. Baker 1893-6 Modoc Egg Leake Island Comment
  RSA584830  Sisyrinchium halophilum Bruce Bartholomew 1993-6-12 6602 Modoc Tom Large Flat, west of Egg Lake 1260 Comment
  CAS-BOT-BC245081  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1991-7-4 5887 Modoc S end of Higgins Flat. 1370 Comment
  HSC13935  Sisyrinchium idahoense var. idahoense M. T. Milligan 1965-7-11 445 Modoc N end of Jess Valley 1616 Comment
  SEINET10861153  Sitanion hystrix Bruce M. Bartholomew 1989-7-14 Bartholomew 4949 Modoc Ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch. Ponderosa Pine Forest. 1340 Comment
  SEINET3130370  Sitanion jubatum Baker, Nutting 1900-7-2 sn Modoc Egg Lake Comment
  UC1537630  Sium suave Gordon H. True Jr. 1939-7-21 1028 Modoc n of Canby (Jack Swamp); Jack Swamp Comment
  UC71554  Sium suave Mrs. M. H. Manning 1903-7-1 461 Modoc Mill Canyon, Bidwell Creek, in north-eastern Modoc County Bidwell Creek; Mill Canyon, Bidwell Creek 1828 Comment
  UC3887  Smilacina stellata M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mts.; meadow Comment
  NY821272  Solanum physalifolium L. C. Wheeler 1935-9-22 3994 Modoc 3 mi. W of Alturas 1356 Comment
  POM69607  Solanum physalifolium var. nitidibaccatum R. M. Austin 1895-07 s.n. Modoc Goose Lake. Comment
  RSA0020576  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1935-8-6 3798 Modoc Mouth Pine Creek, Warner Mountains. 1509 Comment
  UCD135905  Solidago confinis Herbert L. Mason 1947-8-9 13459 Modoc Ingalls Swamp, north of Big Sage Reservoir, northwest of Alturas. Comment
  RSA534707  Sorbus scopulina Bruce Bartholomew 1991-7-6 6000 Modoc Rush Creek above Upper Rush Creek Camp Ground. 1580 Comment
  CAS-BOT-BC158919  Sorbus scopulina B. Bartholomew 1991-10-13 6116 Modoc Above Lily Lake on road to Dismal Swamp, W side of Warner Mts. 2010 Comment
  HSC68274  Sparganium angustifolium J. P. Smith, J. O. Sawyer 1973-8-9 7269 Modoc Blue Lake, Modoc National Forest 1829 Comment
  JEPS32229  Sparganium emersum var. emersum W. L. Jepson 1918-8-12 7949 Modoc Jess Valley 1584 Comment
  RSA0098129  Spergularia rubra Bruce Bartholomew, B. Anderson 1988-7-23 4583 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  CAS-BOT-BC242204  Spiranthes romanzoffiana Francis Dorris Payne 1932-8-1 755 Modoc Field redacted by CAS, contact the data manager for more information 1584 Comment
  RSA577897  Spiranthes romanzoffiana Louis C. Wheeler 1935-8-1 3735 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  JEPS63088  Stachys ajugoides var. rigida Leland S. Smith July 1918 1062 Modoc Jess Valley Warner Mts. Comment
  UCLA70790  Stachys ajugoides var. rigida Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  JEPS117296  Stachys palustris subsp. pilosa Lowell Ahart, John Dittes 2010-8-31 17127 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC179204  Stachys pilosa B. Bartholomew; Barrett Anderson 1988-7-21 4428 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC179205  Stachys pilosa Alice Eastwood; John Thomas Howell 1940-6-12 8052 Modoc Between Likely and Jess Valley. Comment
  HSC1957  Stachys rigida var. rigida M. T. Milligan 1966-6-30 500 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  HSC80706  Stellaria longipes subsp. longipes G. M. Riegel 1980-8-8 1014 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC95291  Stellaria longipes var. longipes Bruce Bartholomew; Barrett Anderson 1988-7-22 4515 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CAS-BOT-BC95295  Stellaria longipes var. longipes Verne Grant; I. Schneider 1947-8-24 8252 Modoc Jess Valley. Comment
  UC1101390  Stellaria longipes var. longipes Verne Grant and Irving Schneider 1947-8-24 8252 Modoc Jess Valley; Warner Mountains Comment
  HSC4281  Stellaria media M. T. Milligan 1966-4-8 453 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC95299  Stellaria nitens Bruce Bartholomew; Mona Bourell 1990-4-26 5149 Modoc 0.5 km S of Day. 1100 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
  NY483022  Stellaria umbellata B. M. Bartholomew 1991-8-5 6034 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  SBBG8314  Stenotus acaulis H. and M. Dearing 1939-6-9 3633 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  UC748387  Stenotus acaulis Annie M. Alexander and Louise Kellogg 1946-8-9 5138 Modoc Patterson Lake Trail, Warner Mountains. Comment
  CAS-BOT-BC54272  Stephanomeria tenuifolia Annie Montague Alexander; L. Kellogg 1946-7-5 4908 Modoc Lava Cliff west Lower Lake. Comment
  UC1075762  Streptanthus cordatus Robert J. Weatherby 1955-7-8 1628 Modoc 6 mi n Ft. Bidwell; Warner Mts. 1645 Comment
  UC705857  Streptanthus cordatus Marion Ownbey and Fred G. Meyer 1940-7-1 2135 Modoc Cedar Pass Warner Mts. Comment
  UC429277  Streptopus amplexifolius var. americanus Franklin P. Nutting 1894-8-15 Modoc Taylor Creek Comment
  CAS-BOT-BC242266  Stuckenia striata Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River at Lookout. Comment
  SJSU9599  Stylocline psilocarphoides W. Savage 1979-7-5 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
Read comments
Dec 18 2006
  CDA23530  Suaeda calceoliformis T. C. Fuller 1964-10-8 12696 Modoc North side of levee road across the south end of Goose Lake, ca. 5 miles west of Davis Creek. 0 Comment
  POM229217  Suaeda calceoliformis L. C. Wheeler 1935-9-4 3942 Modoc Goose Lake: McGinty Point. 1463 Comment
  RSA624459  Suaeda calceoliformis L. C. Wheeler 1935-9-4 3942 Modoc Goose Lake: McGinty Point. 1463 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
  CAS-BOT-BC180099  Swertia albicaulis var. albicaulis K. Paulson; Robert Paulson 1988-5-22 9 Modoc Fletcher Creek, Devil's Garden. 1402 Comment
  UC748485  Symphoricarpos longiflorus Annie M. Alexander and Louise Kellogg 1946-6-18 4805 Modoc bluff facing Lower Lake Comment
  JEPS12667  Symphoricarpos rotundifolius var. rotundifolius W. L. Jepson 1918-8-7 7858 Modoc Mt. Bidwell 1981 Comment
  JEPS12668  Symphoricarpos rotundifolius var. rotundifolius W. L. Jepson 1918-8-7 7859 Modoc Mt. Bidwell 2286 Comment
Read comments
Jun 18 2007
  UC728630  Symphoricarpos rotundifolius var. rotundifolius Milo S. Baker 1930-6-13 8326 Modoc w entrance Cedar Pass; Warner Mts. Comment
  JEPS40757  Symphyotrichum foliaceum W. L. Jepson 1918-8-11 7942 a Modoc Jess Valley 1584 Comment
  UC1192072  Symphyotrichum frondosum Verne Grant and Irving Schneider 1947-8-27 8317 Modoc southwest end of Clear Lake Comment
  UC1192080  Symphyotrichum frondosum Herbert L. Mason 1947-8-11 13487 Modoc Kelley Hot Springs, on Alturas-Conby highway Comment
  UC1192078  Symphyotrichum frondosum Herbert L. Mason 1947-8-15 13545 Modoc Willow Ranch, e side of Goose Lake Crane Creek, Goose Lake Comment
  UC71762  Symphyotrichum frondosum Mrs. M. H. Manning 1902-9-1 17 Modoc Comment
  UC748098  Symphyotrichum spathulatum Annie M. Alexander and Louise Kellogg 1946-7-13 4991 Modoc Cowhead Lake Comment
  CAS-BOT-BC15176  Symphyotrichum spathulatum var. spathulatum E. S. Willits 1939-10-10 167 Modoc Surprise Valley. 1371 Comment
  JEPS29109  Synthyris missurica Lauramay T. Dempster 1961-6-18 1684 Modoc Peak just s of Cedar Pass Comment
  POM261275  Synthyris missurica C. Leo Hitchcock 1940-5-27 6716 Modoc 15 miles NE of Alturas. 1982 Comment
  SBBG7212  Synthyris missurica H. and M. Dearing 1939-6-8 3607 Modoc Lily Lake, Warner Mtns 2133 Comment
  CDA5382  Syringa vulgaris T. C. Fuller 1964-6-25 12250 Modoc Warner Mountains; Sugar Hill Planting area, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CHSC117362  Taraxacum officinale Lowell Ahart; John Dittes 2016-7-14 21158 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
  UC1075746  Taraxacum officinale Robert J. Weatherby 1955-7-7 1599 Modoc Dismal Swamp, n Warner Mts. Warner Mts. 2240 Comment
  CAS-BOT-BC54231  Tetradymia canescens R. M. Austin 1894-9-1 s.n. Modoc N of Alturas. Comment
  JEPS114493  Tetradymia canescens Lowell Ahart, John Dittes 2008-8-25 15299 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout 1273 Comment
  UCD136818  Tetradymia canescens J. M. Tucker 1950-7-25 1970 Modoc Beside highway 139, 26.4 miles southeast of Tule Lake. Comment
  UC449667  Tetradymia canescens M. F. Gilman 619 Modoc mountains 1981 Comment
  CAS-BOT-BC217128  Thalictrum fendleri Elmer Ivan Applegate 1932-8-7 8234 Modoc Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC217129  Thalictrum fendleri Elmer Ivan Applegate 1932-8-7 8244 Modoc Lily Lake, Bidwell Pass, Warner Mts. 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
  SJSU9671  Thelypodium howellii subsp. howellii W. Savage 1979-7-10 1518 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC181793  Thermopsis californica var. argentata Bruce Bartholomew; Barrett Anderson 1989-6-3 4902 Modoc ca. 5 km NW of Egg Lake and ca. 0.8 km W of Service Flat Gulch. 1370 Comment
  CHSC99967  Thermopsis californica var. argentata Lowell Ahart; John Dittes 2008-8-26 15333 Modoc On the sides of an unnamed road, 200 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  RSA603593  Thlaspi arvense L. C. Wheeler 1935-8-10 3818 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mtns. 2226 Comment
  UCD115580  Thlaspi arvense P. B. Kennedy 1917-1 s.n. Modoc Adin. Comment
  CAS-BOT-BC58774  Tiquilia nuttallii Bruce Bartholomew 1990-6-17 5317 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  UCD93226  Torreyochloa pallida var. pauciflora L. S. Smith 1950-8-18 1040 Modoc Warner Mountains. 2682 Comment
  CAS-BOT-BC54245  Townsendia scapigera Lemmon 1879-5-1 s.n. Modoc Modoc County. 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
  CAS-BOT-BC54249  Tragopogon pratensis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16444 Modoc 11 mi. N of Cedarville, Surprise Valley. Comment
  CAS-BOT-BC179195  Trichostema simulatum Bruce Bartholomew 1989-7-14 4960 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  UC2029544  Trichostema simulatum Richard R. Halse 2012-8-30 8710 Modoc At the junction of State Highway 139 and the Lookout-Hackamore Road (N. F. Road 46 road to Bieber), ca. 16 miles northwest of Canby Comment
  CAS-BOT-BC181790  Trifolium beckwithii E. S. Willits 1940-5-20 277 Modoc Willow Ranch. Comment
  CAS-BOT-BC181786  Trifolium cyathiferum Annie Montague Alexander; L. Kellogg 1946-7-12 4979 Modoc Twelve Mile Creek. Comment
  UC100820  Trifolium cyathiferum Milo S. Baker 1893-1 Modoc Forestdale Comment
  UCD107922  Trifolium eriocephalum var. harneyense Collector Unknown 1949-6-1 s.n. Modoc Near Eagleville. Comment
  CAS-BOT-BC181776  Trifolium gymnocarpon var. plummerae Leland S. Smith 1920-6-1 1156 Modoc Below stock pass, Mt. Bidwell Rim. 1920 Comment
  CAS-BOT-BC181750  Trifolium longipes Bruce Bartholomew 1993-6-12 6603 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment
  CAS-BOT-BC181753  Trifolium longipes Alice Eastwood; John Thomas Howell 1940-6-12 8058 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC181741  Trifolium longipes R. M. Austin 1894-7-1 Modoc Lake shore. Comment
  RSA531367  Trifolium longipes Bruce Bartholomew, B. Anderson 1990-7-20 5502 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  RSA582462  Trifolium longipes Louis C. Wheeler 1935-8-16 3879 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  JEPS126545  Trifolium longipes subsp. hansenii Lowell Ahart, John Dittes 2016-6-6 20957 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  JEPS118441  Trifolium longipes var. hansenii Lowell Ahart, John Dittes 2011-6-21 17525 Modoc About 250 yards west of the fence, about 250 yards east of the old barn, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC181738  Trifolium macrocephalum Mrs. H. C. Cantelow 1941-5-23 Modoc 2 miles W of Adin Summit, east of Bieber, Hwy. 299 Comment
  CHSC117814  Trifolium macrocephalum L. P. Janeway 2016-5-16 11972 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  NY717380  Trifolium macrocephalum B. M. Bartholomew 1989-4-28 4650 Modoc 8.8 km north of State Highway 299 on road to Raker and Thomas Reservoir 1470 Comment
  SJSU7631  Trifolium macrocephalum H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts Comment
  CAS-BOT-BC181726  Trifolium macrocephalum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16476 Modoc N of Davis Creek at junction of Sugar Hill Lookout road and one to Ft. Bidwell. Comment
  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
  UC16615  Trifolium macrocephalum Mrs. R. M. Austin and Bruce May 1898 2291 Modoc Goose Lake Comment
  RSA60362  Trifolium microcephalum E. K. Balls 1950-5-10 15963 Modoc 0.5 miles past fork of 395 and road to Cedarville, from Alturas. 1585 Comment
  HSC81089  Trifolium productum G. M. Riegel 1980-7-26 935 Modoc South Warner Mountains 1829 Comment
  UC16717  Trifolium willdenovii Mrs. R. M. Austin July, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC180158  Trifolium wormskioldii Bruce Bartholomew 1989-8-11 5073 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CHSC112759  Trifolium wormskioldii Lowell Ahart; John Dittes 2013-7-24 18942 Modoc South margin of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1268 Comment
  RSA233737  Trifolium wormskioldii Robert F. Thorne, C. W. Tilforth 1969-9-5 39169 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  CAS-BOT-BC245033  Triglochin concinna var. debilis Herbert Louis Mason; Verne Grant 1947-7-12 13438 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  RSA59870  Triglochin maritima E. K. Balls 1950-5-10 14604 Modoc Below Menlo Baths, west shore Lower Alkali Lake. 1402 Comment
  CAS-BOT-BC252534  Trisetum spicatum Elmer Ivan Applegate 1932-8-3 8132 Modoc Summit of Eagle Peak. 3017 Comment
  HSC80825  Trisetum spicatum G. M. Riegel 1980-8-9 1015 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC242154  Triteleia hyacinthina Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc 32.7 mi. N of Alturas on Hwy 395. Comment
  CAS-BOT-BC242161  Triteleia hyacinthina Bruce Bartholomew; Barrett Anderson 1988-7-21 4427 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  SEINET10932581  Triteleia hyacinthina Bartholomew 1988-6-23 BARTHOLOMEW 4253 Modoc 4.2 km NW of Day. Juniper shrub savanna. T39N R5E SEC8 Fall River Mills 15 ' Quad. 1020 Comment
  SJSU9702  Triteleia hyacinthina W. Savage 1979-7-10 1531 Modoc Oregon Rim Unit, Devols Garden Districy, Modoc National Forest 1645 Comment
  CAS-BOT-BC242194  Tulipa gesneriana Bruce Bartholomew 1994-5-15 6698 Modoc Adjacent to Davis Creek Cemetery. 1500 Comment
  CHSC111103  Typha latifolia Lowell Ahart; John Dittes 2012-7-12 18363 Modoc North edge of Ash Creek, south of the gravil pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC404161  Urtica dioica subsp. holosericea John Thomas Howell 1934-6-15 12191 Modoc Alturas