Search Results — 2000 specimen records retrieved (1451 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA67247  Abies magnifica Philip A. Munz 1951-9-14 16984 Modoc Warner Mountains; Dry slopes east side of Cedar Pass. 1768 Comment
  CAS-BOT-BC21496  Acer negundo var. californicum Bruce Bartholomew 1994-5-28 6714 Modoc Forest Service road 9 along Banes Creek. 1500 Comment
  CAS-BOT-BC15626  Achillea millefolium Bruce Bartholomew 1990-8-4 5632 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  CAS-BOT-BC15671  Achillea millefolium Bruce Bartholomew 1989-7-15 5000 Modoc Sweagert Flat. 1860 Comment
  RSA504852  Achillea millefolium Bruce Bartholomew, B. Anderson 1988-7-21 4432 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  UC1024860  Achnatherum lemmonii Leo Whitney 1935-6-1 3170 Modoc 1 mi sw White Horse Comment
  UC1024994  Achnatherum lemmonii Leo Whitney 1935-7-7 3390 Modoc 4 mi nw Canby (Howard Gulch); Howard Gulch Comment
  UCD50457  Achnatherum lemmonii L. S. Smith 1918-6-20 972 Modoc California, Modoc Forest, Pine Creek, Modoc County. Comment
  POM260441  Achnatherum lemmonii var. lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc near Surprise, ca. 15 miles north of Alturas 1402 Comment
  UCD50818  Achnatherum nevadense J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  CAS-BOT-BC242314  Achnatherum occidentale subsp. californicum Bruce Bartholomew 1990-8-5 5661 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2300 Comment
  UC1024992  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3456 Modoc 4 mi e Medicine Lake (Glass Mountain); Glass Mountain Comment
  UC1025059  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-30 3573 Modoc Devil's Garden Modoc National Forest 1524 Comment
  UC1025067  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-25 3549 Modoc near Lava Ranger Station (7 mi ne of Whitehorse) Comment
  UC1037190  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-23 3554 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  UCD51221  Achnatherum occidentale subsp. pubescens L. Whitney 1935-7-7 s.n. Modoc Howard Gulch. Comment
  UCD51222  Achnatherum occidentale subsp. pubescens Beecher Crampton; Carl Rimbey 1954-7-6 2112 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  RSA152723  Achnatherum thurberianum I. L. Wiggins, Dorothy Wiggins 1961-6-12 16438 Modoc Four miles east of summit of Cedar Pass, along Cedar Pass Road. Comment
  UCD51435  Achnatherum thurberianum E. Wilson 1934-5-14 s.n. Modoc Pass from Alturas to Cedarville. Comment
  SEINET5327502  Acmispon americanus var. americanus M. S. Baker 1893-1 s.n. Modoc West shore. Egg Lake Comment
  JEPS123844  Acmispon denticulatus Lowell Ahart, John Dittes 2015-7-16 20389 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC218311  Aconitum columbianum Bruce Bartholomew 1989-8-11 5074 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  UCSC000819  Adenocaulon bicolor Milo S. Baker June-August 1893 s.n. Modoc Comment
  CAS-BOT-BC218324  Adonis aestivalis E. Hawver 1926-6-1 s.n. Modoc Near Canby. Comment
  RSA504667  Adonis aestivalis K. Paulson, R. Paulson 1988-6-10 22 Modoc SW of Dorris Reservoir. 1341 Comment
  UC26073  Agastache parvifolia Milo S. Baker 1893-6 Modoc Egg Lake Shore; on Egg Lake Shore Comment
  CAS-BOT-BC179884  Agastache urticifolia Clare Butterworth Hardham 1961-6-18 7565 Modoc Dave Creek, Warner Mts. 2133 Comment
  CAS-BOT-BC15648  Ageratina occidentalis Bruce Bartholomew 1990-8-4 5653 Modoc E and below junction of Pine Creek Trail and Summit Trail, E side of Warner Mts. 2680 Comment
  HSC5646  Ageratina occidentalis M. T. Milligan 1966-7-7 565 Modoc Slopes and ridges east of Jess Valley 1768 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
  CHSC66988  Agoseris heterophylla James D. Jokerst 1987-5-12 2841 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Comment
  SJSU9672  Agoseris monticola W. Savage 1979-7-9 1520 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC126785  Agoseris parviflora C. L. Hitchcock 1940-5-27 6707 Modoc 15 mi. northeast of Alturas 1676 Comment
  CAS-BOT-BC126789  Agoseris parviflora Alice Eastwood; John Thomas Howell 1940-6-11 8029 Modoc 8 miles from Canby on road to Alturas Comment
  POM203849  Agoseris parviflora J. T. Howell 1934-6-14 12115 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC242302  Agropyron cristatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16434 Modoc 4 mi. E of summit of Cedar Pass. Comment
  CAS-BOT-BC242303  Agropyron cristatum James D. Jokerst 1983-7-27 1914 Modoc Near Signal Butte. 1248 Comment
  UCD57174  Agropyron cristatum B. L. Kay 1957-6-1 s.n. Modoc Modoc Co. Comment
  SDSU728  Agropyron inerme D. F. Howe 1966-8-25 4299 Modoc Fandango Pass, Warner Mts. 1859 Comment
  RSA183180  Agrostis Delzie Demaree 1959-8-15 41490 Modoc Davis Creek botoms. Common on creek banks. P.O. Alturas 1454 Comment
  JEPS73941  Agrostis alba Frances D. Payne 1932-7-18 698 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1037168  Agrostis alba Leo Whitney 1935-7-17 3512 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1025044  Agrostis exarata Leo Whitney 1935-8-19 3625 Modoc ca 15 mi nw Canby (dam Lake Joaquina); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC188837  Agrostis perennans Milo S. Baker Modoc Forestdale Comment
  UC711820  Agrostis scabra Roxana S. Ferris and Laura Lorraine 1941-8-13 10567 Modoc about 1 mi e Patterson Ranger Station (East Creek); Modoc National Forest, Warner Mountains, East Creek Comment
  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
  UC70678  Agrostis stolonifera Mrs. M. H. Manning Jun 1903 415 Modoc ne Modoc County Comment
  CAS-BOT-BC190685  Aliciella lottiae Bruce Bartholomew 1991-5-24 5701 Modoc Surprise Valley, 6.6 km E of Eagleville. 1390 Comment
  CAS-BOT-BC190687  Aliciella lottiae Bruce Bartholomew; Barrett Anderson 1989-6-2 4837 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  HSC17011  Aliciella micromeria M. T. Milligan 1964-6-20 48 Modoc E A St. near Hwy. 395, Alturas 1372 Comment
  CAS-BOT-BC245220  Alisma gramineum Herbert Louis Mason 1955-8-13 14653 B Modoc SW side of Goose Lake. Comment
  POM229968  Alisma gramineum L. C. Wheeler 1935-8-18 3890 Modoc 2 miles northeast of Alturas 1357 Comment
  UC1036060  Alisma plantago-aquatica Annie M. Alexander and Louise Kellogg 1946-6-3 4906 Modoc Fort Bidwell 1444 Comment
  UC1100157  Alisma plantago-aquatica Herbert L. Mason 1955-8-13 14653 C Modoc s end Goose Lake Comment
  UC1536804  Alisma plantago-aquatica Gordon H. True Jr. 1939-7-21 1939 Modoc n of Canby; Jack Swamp Comment
  CAS-BOT-BC245004  Allium acuminatum Barrett Anderson 1986-7-10 3191 Modoc West Warner Rd N of the North Fork of Pine Creek. 1965 Comment
  CAS-BOT-BC245012  Allium acuminatum Leland S. Smith 1918-6-26 938 Modoc Buck Creek Ranger Station. 1600 Comment
  CAS-BOT-BC245013  Allium acuminatum K. Paulson; Robert Paulson 1989-6-21 138 Modoc Vicinity of N Fork of Fitzhugh Creek, W side of the Warner Mts. 1493 Comment
  JEPS78241  Allium acuminatum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4887 Modoc Cedar Pass Warner Mts., Cedar Pass 1920 Comment
  RSA164387  Allium acuminatum Clare B. Hardham 1961-6-18 7566 Modoc East side Cedar Pass. 1524 Comment
  RSA249355  Allium acuminatum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19464 Modoc At Upper Rush Creek Campground about 8 miles north of Adin on Highway 299. Comment
  RSA70206  Allium acuminatum F. W. Peirson 1926-6-25 6874 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  JEPS13885  Allium acuminatum Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3750 Modoc 3.3 mi w Fandango Pass; Fandango Valley 1706 Comment
  UC1585401  Allium acuminatum R. Raiche, K. Zadnik 1989-7-5 90238 Modoc Deep Creek Rd. Warner Mts., Deep Creek Rd. 1615 Comment
  CAS-BOT-BC244998  Allium amplectens Roxana Stinchfield Ferris; R. Duthie 1919-6-14 111 Modoc Warner Mts. near Alturas. 2133 Comment
  UCD141840  Allium amplectens L. K. Mann; M. D. Mann 1963-6-18 s.n. Modoc 4.6 miles north of Adin toward Alturas. Comment
  JEPS33070  Allium bisceptrum var. bisceptrum L. S. Smith 1919-6-26 Modoc near New Pine Creek; Warner Mts. 2133 Comment
  CAS-BOT-BC244990  Allium campanulatum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 45 Modoc At edge of Parker Creek. Comment
  CAS-BOT-BC244985  Allium lemmonii Bruce Bartholomew 1990-6-16 5279 Modoc Bear Flat, W side of Warner Mountains. 1830 Comment
  CAS-BOT-BC244989  Allium lemmonii Elmer Ivan Applegate 1936-5-20 10329 Modoc Near Timbered Mountain. Comment
  RSA335886  Allium parvum D. W. McNeal 1979-5-13 2225 Modoc Beside highway 395, 15.8 miles south of the junction of highway 299 in Alturas. Comment
  CAS-BOT-BC244964  Allium platycaule Gordon H. True 1964-6-3 1456 Modoc N Fork of Pit River between Alturas and Goose Lake. 1432 Comment
  JEPS47624  Allium platycaule Mary H. Manning June 1920 Modoc Likely Comment
  HSC42383  Allium platycaule Dale McNeal 1977-6-8 2062 Modoc Above Hwy. 395, 3.0 mi. N of junction of Hwy. 299 N of Alturas Comment
  SEINET12048087  Allium platycaule Unknown 1945-1 48 Modoc grown at Pullman, WA, Cedar Peak, Warner Mts Comment
  SEINET12048094  Allium platycaule Unknown 1945-1 47 Modoc grown at Pullman, WA, Cedar Pass to Cedar Peak, Warner Mts Comment
  HSC29976  Allium tolmiei var. tolmiei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19315 Modoc Soup Springs Campground Comment
  HSC30082  Allium tolmiei var. tolmiei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19387 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  JEPS127596  Allium tolmiei var. tolmiei L. P. Janeway, B. Castro 2016-5-18 12063 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road km N of Road 73/181/47N09. Comment
  CHSC109735  Allium validum B. Castro; L. P. Janeway 2012-7-27 1974 Modoc Warner Mountains. North-sloping meadow opening just above Mineral Spring, 0.,3 air mi east of Yellow Mountain. Meadow surrounded by tall lodgepole pine forest; on E side of road. 2350 Comment
  CAS-BOT-BC242342  Alopecurus geniculatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5444 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC242343  Alopecurus geniculatus John H. Hatton 1911-6-12 47 Modoc unspecified - Modoc National Forest 1493 Comment
  CDA18403  Alopecurus pratensis G. D. Barbe, P. Hiatt & M. Keffer 1980-6-4 2803 Modoc Modoc Plateau; Eastside Canal/ Railroad crossing on Westside Road, north of Likely. 1341 Comment
  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-BC497218  Alyssum desertorum Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -4 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  RSA537488  Alyssum minus Barbara Ertter 1988-6-18 7607 Modoc West side of Highway 139 just south of where it crosses railroad at junction to Clear Lake, northeast of Dry Lake east of Lava Beds National Monument. 1250 Comment
  RSA488569  Alyssum minus Bruce Bartholomew, B. Anderson 1988-5-13 4179 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mtns. 1450 Comment
  CAS-BOT-BC58602  Alyssum simplex L. D. White 1967-5-26 Modoc Fandango Pass, Warner Mts. Comment
  CAS-BOT-BC21494  Amaranthus blitoides Bruce Bartholomew; Barrett Anderson 1990-7-21 5555 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CDA36738  Amaranthus blitoides Richard R. Halse 2010-9-2 8110 Modoc Warner Mountains; Modoc National Forest; along State Hwy 299 ca 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead. Comment
  CHSC117243  Amaranthus californicus Lowell Ahart; John Dittes 2016-7-16 21253 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1191394  Amaranthus californicus Verne Grant, Irving Schneider 1947-8-27 8312 Modoc Southwest end of Clear Lake. Comment
  UCD97543  Amaranthus powellii Herbert L. Mason; Verne Grant 1947-7-10 13343 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  UC2048631  Amelanchier C. S. Campbell 2018-5 08026 Modoc Road up Manzanita Mt. Comment
  SEINET6195186  Amelanchier pallida M. J. Williams 1984-6-29 84- 72 -1 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  CAS-BOT-BC214627  Amelanchier utahensis K. Paulson; Robert Paulson 1989-5-8 107 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC214630  Amelanchier utahensis Bruce Bartholomew; Barrett Anderson 1989-6-1 4772 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  CAS-BOT-BC217086  Amelanchier utahensis Elmer Ivan Applegate 1932-7-9 7589 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  UC12109  Amelanchier utahensis Mrs. R. M. Austin and Bruce Jul 1898 2343 Modoc Mt. Bidwell 2438 Comment
  UCSB18015  Amelanchier utahensis Haller, John 1962-6-8 Modoc Slopes adjacent to South Fork of the Pit River, near Little Meadows Campground, Likely-Eagleville Road about 8 miles East of Likely, Warner Mountains 1584 Comment
  CAS-BOT-BC54194  Amsinckia menziesii John Thomas Howell 1934-6-12 12005 Modoc Davis Creek. Comment
  CAS-BOT-BC54196  Amsinckia menziesii John Thomas Howell 1934-6-12 11995 Modoc 6 mi. S of Davis Creek. Comment
  CHSC111105  Amsinckia menziesii Lowell Ahart; John Dittes 2012-7-12 18371 Modoc North edge of Ash creek, south of the gravel pit, about 1/8 mile east of the parking area on the ease side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS127306  Amsinckia menziesii Lowell Ahart, John Dittes 2016-7-14 21159 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
  SJSU9596  Amsinckia menziesii W. Savage 1979-7-5 1365 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS5802  Amsinckia menziesii var. menziesii Rimo Bacigalupi and L. R. Heckard 1952-6-18 3744 Modoc 3/4 mi e Canby (at railroad crossing along U.S. Hwy 299) Comment
  CAS-BOT-BC15605  Ancistrocarphus filagineus Alice Eastwood; John Thomas Howell 1940-6-15 8298 Modoc 5 mi. N of Lookout. 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-BC15620  Antennaria argentea Bruce Bartholomew; Barrett Anderson 1988-7-22 4535 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  SEINET2031184 Image available Antennaria argentea Arthur Cronquist, Holmgren, Arthur, H. 1959-6-19 8497 Modoc Along Clear Lake, Warner Mts., 15 miles east of Likely. Twp 40 N. R. 15 E., S. 28. 1830 Comment
  RSA503242  Antennaria argentea Bruce Bartholomew, B. Anderson 1988-7-22 4535 Modoc Mill Creek, Lake City Canyon, 5.5km W of Lake City, E side of the Warner Mtns. 1860 Comment
  CAS-BOT-BC15579  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1989-4-27 4609 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC15624  Antennaria dimorpha C. C. (Mrs.) Bruce 1893-4-1 111 Modoc Davis Creek. Comment
  UC75820  Antennaria dimorpha Milo S. Baker Modoc near, (at Pine Woods) Egg Lake; Pine Woods Comment
  CAS-BOT-BC15585  Antennaria geyeri Frank Warrington Peirson 1926-6-26 6909 Modoc NW of Canby. Comment
  CAS-BOT-BC15591  Antennaria luzuloides Mrs. H. C. Cantelow 1940-6-2 3236 Modoc 9.3 mi. N of Canby, Lava Country Comment
  JEPS5980  Antennaria luzuloides Frances D. Payne 1932-6-10 641 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET11841736  Antennaria luzuloides A. Seneres, Harold, N. 1983-1 107 Modoc Warner Mountains Comment
  CAS-BOT-BC242413  Apera interrupta Bruce Bartholomew 1991-7-5 5928 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  CHSC12925  Aphyllon purpureum L. Mayer 1974-6-1 Modoc Near Clear Lake Res. Comment
  CHSC12927  Aphyllon purpureum L. Mayer 1974-6-3 Modoc Soldier Creek, Warner Mts., near Cedarville. Comment
  RSA749198  Apocynum androsaemifolium K. M. Meyer, A. Townesmith 2007-9-16 216 Modoc Modoc National Forest, 19.2 miles W on Forest Service Rd. 31. 1693 Comment
  UC1191811  Apocynum cannabinum Verne Grant and Irving Schneider 1947-7-21 8120 Modoc N. Fork Pit R. by bridge on Hwy. 395 n. of Alturas; N. Fork Pit R. Comment
  CAS-BOT-BC218332  Aquilegia formosa var. formosa Annie Montague Alexander; L. Kellogg 1946-7-24 5062 Modoc On trail to Emerson Camp, Bear Camp Flat, Warner Mts. Comment
  CAS-BOT-BC218333  Aquilegia formosa var. formosa Annie Montague Alexander; L. Kellogg 1946-7-7 4944 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  RSA0001878  Arabis bruceae Mrs. R. M. Austin, Bruce 1898-06 s.n. Modoc Hills near Davis Creek. Comment
  UC10399 Image available Arabis davidsonii Mrs. C. C. Bruce Jun 1892 2250 Modoc Lake City mt Comment
  CHSC30497  Arabis eschscholtziana N. E. H. Prouty 1980-5-25 166 Modoc Along stream from hot spring. Comment
  NY112364  Arabis hirsuta R. J. Weatherby 1955-7-8 1624 Modoc 6 miles N of Ft. Bidwell, northern Warner Mtns. 1737.4 Comment
  SEINET195669  Arabis holboellii var. retrofracta Annie M. Alexander, Louise Kellogg 1946-6-27 4848 Modoc Two miles by road from Dismal Swamp north end of Warner Mountains. 914 Comment
  UC962135  Arabis suffrutescens Annie M. Alexander and Louise Kellogg 1946-7-23 5054 Modoc ne slope Emerson Peak; Warner Mountains Comment
  RSA520446  Arenaria congesta Bruce Bartholomew, B. Anderson 1990-7-20 5458 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UC748049  Arenaria congesta var. congesta Annie M. Alexander and Louise Kellogg 1946-7-7 4925 Modoc Eight Mile Creek 1752 Comment
  JEPS51402  Arenaria congesta var. congesta L. S. Smith 1917-7-17 842 Modoc Granger Mill Country Warner Mts. Deep Creek 1828 Comment
  HSC4702  Arnica chamissonis M. T. Milligan 1966-7-3 543 Modoc E of Jess Valley 1982 Comment
  JEPS123833  Arnica chamissonis Lowell Ahart, John Dittes 2015-7-17 20404 Modoc Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. Adin USGS 7.5' Topographic Quadrangle. Comment
  UC29627  Arnica chamissonis Milo S. Baker 1893-6-20 Modoc Egg Lake Comment
  JEPS35870  Arnica chamissonis Frances D. Payne 1931-6-29 293 Modoc Owl Creek (s slope) Warner Mountains, Warren Peak, Owl Creek 2286 Comment
  UCD149890  Arnica chamissonis Harry A. George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  CAS-BOT-BC27547  Arnica chamissonis subsp. foliosa C. C. (Mrs.) Bruce 1898-6-1 2174 Modoc Lake Annie Comment
  CAS-BOT-BC15401  Arnica cordifolia Betty J. Hammerly 1941-6-20 36 Modoc Clear Lake 1767 Comment
  CAS-BOT-BC15418  Arnica cordifolia James T. Vale; K. Wagnon; Walter Knight; Irja Knight 1981-5-22 4113 Modoc 10 mi. E of Alturas on County Road 56 at Parker Creek. Comment
  HSC12533  Arnica cordifolia M. S. Baker 1893-1 Modoc Forestdale Comment
  POM203854  Arnica cordifolia J. T. Howell 1934-6-13 12064 Modoc Fandango Pass, Warner Mountains. 1829 Comment
  JEPS35918  Arnica cordifolia N. T. Mirov 1929-7-4 Modoc 1 mi s Oregon-California boundary; Warner Mountains, Lily Lake 2133 Comment
  RSA504611  Arnica discoidea Bruce Bartholomew, B. Anderson 1988-7-21 4415 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  JEPS6004  Arnica fulgens Frances D. Payne 1932-6-26 606 Modoc s and e of, high ridges n of Parker Creek Alturas; Parker Creek, Warner Mountains 1828 Comment
  SEINET6775047 Image available Arnica fulgens A. M. Alexander, L. Kellogg 1946-6-14 4748 Modoc 0.25 miles on branch to Silver Creek, Patterson Mill Rd. 1829 Comment
  JEPS35880  Arnica longifolia Leland S. Smith 1918-8-18 1041 Modoc Eagle Peak Ridge (s end) Eagle Peak Ridge, North Emerson Lake 2682 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-BC15292  Arnica mollis Elmer Ivan Applegate 1932-7-6 8237 Modoc Lily Lake. Comment
  RSA520502  Arnica mollis Bruce Bartholomew 1989-8-11 5063 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mts. 1920 Comment
  SEINET6775094 Image available Arnica mollis D. A. Charlet 1989-8-14 476 Modoc Warner Mountains, 1.4 km northwest of Eagle Peak, at spring 2550 Comment
  SEINET6775129 Image available Arnica mollis M. J. Williams 1984-7-1 84- 87 -6 Modoc Northwest of Alturas, Crowder Flat Rd., near Big Sage Reservoir 1372 Comment
  CAS-BOT-BC15297  Arnica sororia Annie Montague Alexander; L. Kellogg 1946-6-14 4748 Modoc 0.25 mi. on branch of Silver Creek, Patterson Mill Road. 1828 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
  RSA210833  Artemisia arbuscula subsp. arbuscula R. F. Thorne, C. W. Tilforth, J. Henrickson 1969-9-4 39062 Modoc SW shore of Goose Lake N of McGinty Point 1448 Comment
  JEPS37038  Artemisia arbuscula subsp. arbuscula L. S. Smith 1918-8-27 1054 1/2 Modoc Cottonwood and Milk Creek Modoc National Forest 2438 Comment
  UCD129240  Artemisia cana Beecher Crampton 1960-6-17 5700 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles NE of Happy Camp Station. 1280 Comment
  CDA19748  Artemisia cana H. R. Leach September 1959 s.n. Modoc Modoc Plateau; No additional data provided. 0 Comment
  CAS-BOT-BC15258  Artemisia ludoviciana subsp. incompta Alice Eastwood; John Thomas Howell 1940-6-13 8171 Modoc Cedarville. Comment
  HSC81039  Artemisia ludoviciana subsp. incompta G. M. Riegel 1980-8-21 1094 Modoc South Warner Mountains 2100 Comment
  CAS-BOT-BC15269  Artemisia ludoviciana subsp. ludoviciana Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10566 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  UC29679  Artemisia ludoviciana subsp. ludoviciana Mrs. R. M. Austin 1894-8-1 Modoc Goose Lake Valley Comment
  RSA122483  Artemisia rothrockii G. A. Graham 1937-8-6 151 Modoc Belfort 3110 Comment
  CDA19675  Artemisia tridentata G. D. Barbe 1991-8-27 4439 Modoc Modoc Plateau; Warner Mts 2316 Comment
  CAS-BOT-BC15204  Artemisia tridentata subsp. tridentata Frances Payne 1934-8-29 s.n. Modoc Parker Creek 1584 Comment
  CAS-BOT-BC15206  Artemisia tridentata subsp. tridentata Robert Patterson; Mona Bourell 1993-8-15 5245 Modoc South Warner Wilderness Area. Warner Mountains. 2743 Comment
  SEINET3397750  Artemisia tridentata subsp. tridentata Unknown 1994-1 s.n. Modoc 1 mi. S. of Alturas Comment
  CAS-BOT-BC15653  Asclepias cordifolia Robert Folger Thorne; C. W. Tilforth 1969-9-5 39152 Modoc Near Pine Creek Falls. 1752 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
  CHSC112830  Asclepias speciosa Lowell Ahart; John Dittes 2013-7-25 18955 Modoc 30 yards south of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CDA39827  Asclepias speciosa T. C. Fuller 1957-9-18 337 -57 Modoc Adin. 0 Comment
  CDA39828  Asclepias speciosa T. C. Fuller 1957-9-18 337 -57 Modoc Adin. 0 Comment
  POM39757  Aster ascendens Mrs. R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  POM312507  Aster frondosus H. L. Mason 1947-8-11 13487 Modoc Reservoir, Kelley Hot Springs, on Alturas-Conby Highway Comment
  CAS-BOT-BC497207  Asteraceae Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8390 Modoc About 2.5 mi upgrade on Fandango Pass from the E side Comment
  CAS-BOT-BC177859  Astragalus curvicarpus var. curvicarpus Alice Eastwood; John Thomas Howell 1940-6-11 8024 Modoc 8 miles from Canby on road to Alturas Comment
  CAS-BOT-BC218220  Astragalus curvicarpus var. curvicarpus Bruce Bartholomew 1993-6-14 6674 Modoc Vicinity of Badger Well. 1500 Comment
  UC71809  Astragalus curvicarpus var. curvicarpus Mrs. M. H. Manning May, 1903 132 Modoc near Mt. Bidwell (north-eastern Modoc County); near Mt. Bidwell Comment
  UC748298  Astragalus curvicarpus var. curvicarpus Annie M. Alexander and Louise Kellogg 1946-6-10 4723 Modoc slope facing Lower Lake (lava bench bet. Lower and Snake Lakes); bet. Lower and Snake Lakes Comment
  CAS-BOT-BC218216  Astragalus curvicarpus var. curvicarpus Mrs. H. C. Cantelow 1935-6-8 Modoc NE of Bieber. Comment
  NY803541  Astragalus curvicarpus var. curvicarpus L. S. Rose 1940-6-11 40513 Modoc Canby 1326 Comment
  NY803542  Astragalus curvicarpus var. curvicarpus A. A. Heller 1938-6-24 15225 Modoc On banks along U.S. Highway 299, between Alturas and Canby 1341 Comment
  CAS-BOT-BC182064  Astragalus filipes Leland S. Smith 1919-6-8 1126 Modoc Deep Creek above station. 1676 Comment
  CHSC99289  Astragalus filipes Lowell Ahart; John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  JEPS126491  Astragalus filipes Jennifer Mueller 2016-7-18 CA 370 -231 Modoc Take county road 27 up Granger Canyon. Comment
  NY658481  Astragalus filipes S. L. Welsh 2001-6-14 28159 Modoc Ca. 6 miles S of Alturas. Along Hwy. 395 Comment
  NY658482  Astragalus filipes B. M. Bartholomew 1989-6-2 4811 Modoc NE side of Upper Lake, 4 km. S of road to Fee Reservoir, NE end of Surprise Valley 1420 Comment
  UCR18554  Astragalus filipes Frank C. Vasek 1975-7-11 750711- 41 Modoc Modoc Plateau, Modoc National Forest, near Willow Springs Ranger Station. 1516 Comment
  POM204050  Astragalus filipes J. T. Howell 1934-6-13 12086 Modoc Surprise Valley, 10 miles s. of Ft. Bidwell. Comment
  UC397284  Astragalus filipes M. F. Gilman 549 Modoc Comment
  CAS-BOT-BC182044  Astragalus purshii Gordon H. True 1964-6-3 1432 Modoc North Fork Pit River between Alturas and Goose Lake. 1463 Comment
  CHSC12155  Astragalus purshii J. Grove 1973-4-29 82 Modoc Collected 1 mi. w of Adin. 1219 Comment
  CAS-BOT-BC182031  Astragalus purshii Elmer Ivan Applegate 1935-6-7 9400 Modoc Thomas Massacre area, Lava Beds National Monument. Comment
  SEINET3142989  Astragalus purshii var. tinctus E. K. Balls 1950-5-10 15961 Modoc Hwy 395 5.5 mi NE of Alturas, 0.5 mi before jxn 1524 Comment
  RSA534616  Astragalus whitneyi 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
  SEINET10490006  Astragalus whitneyi var. confusus Jeffrey Huber 1971-6-3 Huber 94 Modoc 5 mi s of canby on calif hwy 299, lupinus heavily carpeting hillsides of large Basaltic boulders, sparse juniper, artemesia, purshia, poa assoc. 1280 Comment
  CAS-BOT-BC17522  Athysanus pusillus B. Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6486 Modoc Near southeast corner of Big Sage Reservoir, 5.3 km east of Crowder Flat Road. 1580 Comment
  RSA624445  Atriplex argentea L. C. Wheeler 1935-9-4 3941 Modoc Goose Lake: McGinty Point. 1463 Comment
  JEPS59672  Atriplex rosea W. L. Jepson 1918-8-10 7939 Modoc Alturas Alturas (on railway embankment) 1371 Comment
  HSC9028  Avena fatua M. T. Milligan 1964-8-8 211 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  UC30509  Balsamorhiza hookeri Mrs. R. M. Austin and Bruce 1898-7-1 2179 Modoc fields Goose Lake Goose Lake Comment
  RSA488039  Balsamorhiza hookeri var. lagocephala Bruce Bartholomew, B. Anderson 1988-5-12 4130 Modoc 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  CAS-BOT-BC15188  Balsamorhiza hookeri var. lanata Alice Eastwood; John Thomas Howell 1940-6-11 8008 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC15200  Balsamorhiza sagittata S. Saufferer 1973-5-5 130 Modoc About 7.5 mi. S of Pine Creek, along Hwy 395. Comment
  CAS-BOT-BC58630  Barbarea orthoceras Betty J. Hammerly 1941-6-20 32 Modoc Just beyond Clear Lake. 1767 Comment
  CAS-BOT-BC58634  Barbarea orthoceras Bruce Bartholomew 1989-7-14 4934 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  RSA554804  Barbarea vulgaris Margaret J. Williams, Thad Holcomb, Betty Holcomb, Lois Saxton 1988-5-28 88- 21 -1 Modoc Crowder Flat road, W of Alturas. Road leads to Devil s Garden and Big Sage Reservoir and is near Hwy 299. Comment
  CHSC100116  Bassia hyssopifolia L. P. Janeway; B. Castro 2008-8-16 9547 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  JEPS117917  Bassia hyssopifolia L. P. Janeway, B. Castro 2008-8-16 9547 Modoc Surprise Valley Modoc Plateau (east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville) 1378 Comment
  NY529208  Bassia hyssopifolia B. M. Bartholomew 1990-7-21 5551 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  NY529207  Bassia hyssopifolia B. M. Bartholomew 1989-8-11 5082 Modoc Sand Creek, Surprise Valley, 5 km west of Nevada border on State Highway 299. 1400 Comment
  CHSC99254  Beckmannia syzigachne Lowell Ahart; John Dittes 2008-6-21 14991 Modoc In shallow water and on wet soil, along the edge of the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC70671  Beckmannia syzigachne Mrs. M. H. Manning 1903-6-1 408 Modoc north-eastern Modoc County Comment
  UC472296  Berberis aquifolium var. aquifolium Milo S. Baker 1893-1 Modoc Big Valley Mts Comment
  UC71677  Berberis aquifolium var. repens Mrs. M. H. Manning 1903-5 134 Modoc Mt. Bidwell Comment
  UC1192265  Bergia texana Herbert L. Mason 1947-8-8 13462 Modoc Southwest margin of Big Sage Reservior, northwest of Alturas Comment
  UC985674  Berula erecta Verne Grant, Irving Schneider 1947-7-22 8150 Modoc 1 mi nw of Highway 395 (on dirt road leading to s end of Goose Lake, Headwaters of North Fork of Pit River); North Fork Pit River Comment
  UC71756  Betula glandulosa Mrs. M. H. Manning 1903-8-22 306 Modoc Warner Range Warner Range (ne Modoc Co.) 2133 Comment
  CAS-BOT-BC54190  Betula occidentalis Bruce Bartholomew; Barrett Anderson 1988-6-24 4350 Modoc South Barber Creek, 6.3 km SW of County Road 1 on County Road 42, E side of the Warner Mts.. 1790 Comment
  UC615021  Betula occidentalis Beryl O. Schreiber 1934-6-11 1178 Modoc along creek <on> road to Patterson Mill Ranger Station; Warner Mountains, east Silver Creek Comment
  UC711814  Betula occidentalis Roxana S. Ferris and Laura Lorraine 1941-8-14 10600 Modoc on Eagleville rd 8 1/2 mi from Patterson Ranger Station (along stream); Modoc National Forest, Warner Mountains Comment
  JEPS58649  Betula occidentalis L. S. Smith 1918-8-18 1075 Modoc below Mosquito Creek Ranger Station; East Creek Comment
  UC1192190  Bidens cernua Herbert L. Mason and Verne Grant 1947-7-12 13431 Modoc n of Likely (s loop of w side road) Comment
  RSA608435  Bidens cernua L. C. Wheeler 1935-9-5 3956 Modoc Tuttle Place, west side Goose Lake 1463 Comment
  CAS-BOT-BC218115  Bistorta bistortoides K. Paulson; Robert Paulson 1988-6-29 65 Modoc Benton Meadow, Warner Mts.. 1676 Comment
  CAS-BOT-BC218119  Bistorta bistortoides Bruce Bartholomew 1994-7-3 6837 Modoc Edge of Dismal Swamp, N end of Warner Mountains. 2180 Comment
  CAS-BOT-BC15085  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC15104  Blepharipappus scaber Fred D. Douthitt 1916-5-11 12 Modoc Juniper Flats, Modoc National Forest 1524 Comment
  CAS-BOT-BC15106  Blepharipappus scaber R. K. Gierisch; D. H. Esplin 1969-7-15 3541 Modoc Modoc National Forest 1524 Comment
  HSC28854  Blepharipappus scaber D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19370 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  POM260466  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC15091  Blepharipappus scaber Annie Montague Alexander; L. Kellogg 1946-6-10 4709 Modoc Slope N of Snake Lake. Comment
  CAS-BOT-BC15119  Blepharipappus scaber Mrs. Annie F. Rodda 1932-7-1 Modoc Near Alturas. Comment
  POM351058  Blepharipappus scaber L. S. Rose 1940-6-14 16749 Modoc Kelly Hot Springs. 1341 Comment
  RSA508245  Blepharipappus scaber F. R. Fosberg 1957-8-18 38850 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  RSA520374  Blepharipappus scaber Bruce Bartholomew, B. Anderson 1989-6-1 4735 Modoc Ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  RSA534712  Blepharipappus scaber Bruce Bartholomew 1990-6-18 5367 Modoc Southwest side of Goose Lake, 2 km north of McGinty Point. 1420 Comment
  SEINET3146118  Blepharipappus scaber L. S. Rose 1940-6-14 40566 Modoc Kelly Hot Springs 1341 Comment
  SEINET7379328 Image available Blepharipappus scaber M. J. Williams 1984-6-30 84- 75 -1 Modoc 27.4 miles N of Cedar Pass road on Hwt 395. 1295 Comment
  SJSU8832  Blepharipappus scaber R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  UC468912  Blepharipappus scaber M. F. Gilman 653 Modoc 5000 ft Comment
  SEINET7379331 Image available Blepharipappus scaber subsp. scaber M. J. Williams 1984-1 84- 85 -4 Modoc Northwest of Alturas, 2.1 mi N of Hwy on the Crowder Flat Road 1372 Comment
  CAS-BOT-BC95732  Boechera pauciflora Mrs. H. C. Cantelow 1940-6-1 3747 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC95737  Boechera pauciflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6550 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  SJSU9637  Boechera puberula W. Savage 1979-7-7 1458 Modoc Triangle, SW corner Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1508 Comment
  CAS-BOT-BC25526  Boechera retrofracta Clare B. Hardham 1961-6-19 7591 Modoc Warner Mountains. Davis Creek. 2133 Comment
  CAS-BOT-BC25708  Boechera sparsiflora C. L. Hitchcock 1940-5-27 6714 Modoc 15 miles northwest of Alturas. 1676 Comment
  CAS-BOT-BC35121  Boechera sparsiflora M. Vasey 1990-6-28 9011 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  RSA0128852  Boechera sparsiflora Christopher Davidson 1975-6-4 s.n. Modoc 2.5 miles W of Cedarville on Hwy 299. 1677 Comment
  CAS-BOT-BC58570  Boechera stricta Bruce Bartholomew; Barrett Anderson 1990-7-20 5515 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC25898  Boechera subpinnatifida B. Bartholomew 1995-6-24 7022 Modoc 2.6 km north off to Tionesta on State highway 139. 1250 Comment
  CAS-BOT-BC25903  Boechera suffrutescens Marion Ownbey; Fred G. Meyer 1940-7-1 2147 Modoc Warner Mountains. Cedar Peak. 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
  RSA600325  Boisduvalia glabella Louis C. Wheeler 1935-8-18 3894 Modoc 2 miles northeast of Alturas. 1357 Comment
  JEPS89874  Botrychium simplex var. simplex Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10474 Modoc North Emerson Lake Warner Mts., North Emerson Lake 2392 Comment
  CHSC118845  Brickellia grandiflora L. P. Janeway 2015-8-9 11828 Modoc Warner Mountains. Along Road 39N06 overlooking Coyote Creek, 3.7 road-km north of Road 64 (39N06 - the road to Patterson Campground): 6.4 air-km north-northeast of Blue Lake. 2027 Comment
  CAS-BOT-BC244944  Brodiaea coronaria subsp. coronaria John Thomas Howell 1934-6-30 12272 Modoc Duncan Horse Camp. 1355 Comment
  RSA70132  Brodiaea coronaria subsp. coronaria F. W. Peirson 1926-6-26 6910 Modoc Modoc National Forest NW of Canby. Comment
  HSC80915  Bromus briziformis G. M. Riegel 1980-6-30 789 Modoc S Warner Mtns. 1739 Comment
  HSC9116  Bromus briziformis M. T. Milligan 1966-7-1 408 Modoc W of Jess Valley 1829 Comment
  JEPS69155  Bromus carinatus var. carinatus Leland S. Smith 1924-5-26 Modoc near Pit River Ranger Station Comment
  JEPS69157  Bromus carinatus var. carinatus L. S. Smith 1917-7-24 111 Modoc Warner Mountains, Joseph Creek Joseph Creek; Warner Mountains, Joseph Creek 1981 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
  UC1024876  Bromus carinatus var. carinatus Leo Whitney 1935-5-26 3148 a Modoc 18 mi wnw of Canby (Hole-in-the-rock, U.S.B.E Plot); Hole-in-the-rock Comment
  UC1037156  Bromus carinatus var. carinatus Leo Whitney 1935-7-7 3391 Modoc 4 mi nw of Canby (Howard Gulch); Howard Gulch Comment
  UC70663  Bromus carinatus var. carinatus Mrs. M. H. Manning June 1903 416 c Modoc North-Eastern Modoc County Comment
  CAS-BOT-BC242464  Bromus japonicus Bruce Bartholomew; Barrett Anderson 1990-7-21 5593 Modoc Parker Creek Road, ca. 1.6 km E of Modoc National Forest boundary, W side of Warner Mts. 1650 Comment
  CHSC99779  Bromus japonicus Lowell Ahart; John Dittes 2008-6-21 14987 Modoc On dry soil, about 10 yards north of a large culvert, on the the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UCD32725  Bromus japonicus Beecher Crampton 1954-7-7 2163 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  HSC80909  Bromus orcuttianus G. M. Riegel 1978-8-24 146 Modoc South Warner Mountains 509 Comment
  CAS-BOT-BC161573  Bromus suksdorfii L. S. Smith 1922-7-20 1277 Modoc Modoc Forest. Rush Creek Ranger Station in pasture. 1905 Comment
  HSC9343  Bromus suksdorfii M. T. Milligan 1964-7-1 127 Modoc 6 mi. N of Hwy. 139 on USFS Rd. 44N15 1524 Comment
  CAS-BOT-BC242498  Bromus tectorum John H. Hatton 1911-6-12 63 Modoc unspecified Comment
  CHSC30520  Bromus tectorum Sandra C. Morey 1980-4-26 73 Modoc Hwy. 299, ca. 3.7 mi. n of jctn. with Hwy 139 at Adin. 1280 Comment
  CAS-BOT-BC197586  Calandrinia ciliata Alice Eastwood; John Thomas Howell 1940-6-15 8296 Modoc 9 mi. N of Lookout. Comment
  CAS-BOT-BC95100  Callitriche palustris Louis Cutter Wheeler 1935-8-15 3863 Modoc Dismal Swamp. 2225 Comment
  CHSC117242  Callitriche palustris Lowell Ahart; John Dittes 2016-7-16 21251 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  NY465090  Callitriche palustris G. Schoolcraft 1990-7-11 2106 Modoc About 2 miles west of West Valley Reservoir 1493.5 Comment
  RSA77851  Callitriche verna F. W. Peirson 1926-6-26 6907 Modoc Between Alturas and Canby. Comment
  CAS-BOT-BC244931  Calochortus leichtlinii K. Paulson; Robert Paulson 1989-7-12 177 Modoc Ca. 2 mi. N of Mill Creek Falls, W side of Warner Mts. 1920 Comment
  CHSC2234  Calochortus leichtlinii 1936-6-27 Modoc Likely. 1371 Comment
  CHSC67724  Calochortus longebarbatus J. D. Jokerst 1983-7-18 1856 Modoc West of and adjacent to forest service rd 5500, 0.2 miles N of the road junction that is at the center of the E edge of section 8. CALO-2. Comment
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Aug 4 2018
  POM275206  Caltha howellii A. M. Alexander, Louise Kellogg 1946-6-26 4829 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  CAS-BOT-BC218350  Caltha leptosepala Leland S. Smith 1918-6-23 956 Modoc Near Big Four Mine, High Grade District, Mineral Spring. 2377 Comment
  POM71021  Calystegia occidentalis subsp. occidentalis Mrs. R. M. Austin 1895-07 422 Modoc Goose Lake Valley. Comment
  UC23146  Calystegia occidentalis subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-4 Modoc Hot Spring Valley Comment
  CHSC112429  Camassia leichtlinii subsp. suksdorfii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18762 Modoc About 300 yards northeast of the Parking Area, northeast of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC242127  Camassia quamash subsp. breviflora Bruce Bartholomew 1990-6-15 5237 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC242130  Camassia quamash subsp. breviflora Edward Kent Balls 1950-5-21 14816 Modoc About S Fork Public Camp, S Fork Pit River between Likely and Jess Valley. 1432 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
  JEPS55581  Camassia quamash subsp. breviflora H. M. Beard 1960-7-2 Modoc Davis Creek 1371 Comment
  CAS-BOT-BC191123  Camissonia andina Bruce Bartholomew 1991-6-22 5862 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 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
  RSA520344  Camissonia claviformis subsp. cruciformis Bruce Bartholomew, B. Anderson 1989-6-2 4838 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  NY851234  Camissonia claviformis var. cruciformis B. M. Bartholomew 1989-6-2 4838 Modoc 6.4 km east of Eagleville on the road to the California state border, east side of Surprise Valley 1550 Comment
  JEPS31564  Camissonia contorta Frances D. Payne 1932-6-10 637 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC191101  Camissonia subacaulis Annie Montague Alexander; L. Kellogg 1946-6-26 4831 Modoc Dismal Swamp. 2255 Comment
  CAS-BOT-BC191079  Camissonia tanacetifolia subsp. tanacetifolia Barrett Anderson 1986-7-9 3147 Modoc Crowder Flat Rd, 3.2 km off Hwy 299. 1510 Comment
  CAS-BOT-BC191091  Camissonia tanacetifolia subsp. tanacetifolia Herbert Louis Mason 1947-8-13 13523 Modoc N side of F Reservoir, N of Canby. Comment
  RSA101367  Camissonia tanacetifolia subsp. tanacetifolia R. Weatherby 1955-7-8 1616 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  RSA603596  Cardamine breweri L. C. Wheeler 1935-8-15 3864 Modoc Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC58472  Cardamine breweri var. breweri Bruce Bartholomew; Barrett Anderson 1989-6-2 4844 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CDA10594  Carduus acanthoides G. Deal 1997-7-25 s.n. Modoc Tuscarora Pipe Line right-of-way near Hackamore. 0 Comment
  HSC96141  Carex amplifolia Juha Pykala, D. H. Norris 1987-5-27 1015 Modoc Modoc National Forest, Lower Rush Creek Campground, Rush Creek 1427 Comment
  SEINET10644700  Carex athrostachya Louis C. Wheeler 1935-8-16 Wheeler 3878 Modoc Damo sunny meadow. Dismal Swamp, Twenty Mile Cr., Warner Mts. S31, T48N, R16E. 2225 Comment
  HSC48010  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19510 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CHSC117045  Carex douglasii Lowell Ahart; John Dittes 2016-6-6 20971 Modoc About 10 yards west of the dirt road, about 10 yards west of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  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
  JEPS127210  Carex douglasii Lowell Ahart, John Dittes 2016-6-6 20971 Modoc About 10 yards west of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  UCD140433  Carex heteroneura L. S. Smith 1918-8-11 1018 Modoc Trail to Lost Lake. Comment
  CAS-BOT-BC242362  Carex integra Annie Montague Alexander; L. Kellogg 1946-6-15 4776 Modoc Head Deep Creek. 2133 Comment
  UC1540214  Carex jonesii Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9116 Modoc headwaters of upper South Deep Creek Warner Mountains, South Deep Creek 2194 Comment
  JEPS109546  Carex luzulina var. ablata Dean W. Taylor 1987-6-27 9117 Modoc Warner Mountains, headwaters upper South Deep Creek 2194 Comment
  UC1024323  Carex luzulina var. luzulina Annie M. Alexander and Louise Kellogg 1946-7-1 4886 Modoc 2 miles SW of Dismal Swamp (Mineral Spring); Warner Mountains, N end 2255 Comment
  SEINET7568476 Image available Carex multicaulis B. Bartholomew 1992-5-17 6345 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  CAS-BOT-BC245160  Carex nebrascensis Louis Cutter Wheeler 1935-8-16 3870 Modoc Dismal Swamp. 2225 Comment
  CHSC106173  Carex nebrascensis Lowell Ahart; John Dittes 2010-8-30 17086 Modoc About 400 yards west the bridge across Ash Creek, Elkins Lane, 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. 1277 Comment
  JEPS119966  Carex nebrascensis Lowell Ahart, John Dittes 2012-7-12 18367 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS63683  Carex nebrascensis W. L. Jepson 1918-8-14 7992 Modoc Jess Valley 1584 Comment
  CDA33120  Carex nebrascensis T. C. Fuller 1961-5-17 6960 Modoc Old lumber mill site, Sugar Hill planting area, Lassen Creek. 0 Comment
  SEINET7568696 Image available Carex nebrascensis John Thomas Howell 1934-6-12 12020 Modoc Plum Valley, Warner Mts. Comment
  UC190427  Carex nebrascensis M. S. Baker and Frank Nutting 1894-6-4 Modoc Hot Spring Valley Comment
  CAS-BOT-BC119277  Carex ovalis Louis C. Wheeler 1944-6-4 s.n. Modoc Dismal Swamp, Warner Mts. 2225 Comment
  CHSC108019  Carex pellita Lowell Ahart; John Dittes 2011-6-21 17528 Modoc About 100 yards west of the parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1268 Comment
  HSC32082  Carex rostrata R. F. Thorne, C. W. Tilforth 1969-9-5 39186 Modoc Where Hwy. 395 crosses Pine Creek, 3.4 mi. S of Alturas 1341 Comment
  UC1024339  Carex straminiformis Annie M. Alexander and Louise Kellogg 1946-7-23 5048 Modoc near summit Emerson Peak; Warner Mountains 2749 Comment
  CAS-BOT-BC245148  Carex subfusca Alice Eastwood; John Thomas Howell 1940-6-13 8180 Modoc E side of Cedar Pass. Comment
  SEINET7577137 Image available Carex subfusca John Thomas Howell 1934-6-16 12208 Modoc Parker Creek, Warner Mts. 1585 Comment
  HSC48189  Carex tumulicola D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19420 Modoc Near Hager Reservoir Comment
  CAS-BOT-BC242399  Carex utriculata Robert Folger Thorne; C. W. Tilforth 1969-7-5 39165 Modoc Clear Lake. 1767 Comment
  UC1537639  Carex utriculata Gordon H. True Jr. 1939-7-21 990 Modoc n Canby; Jack Swamp Comment
  HSC48305  Carex vernacula D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19324 Modoc Soup Springs Campground Comment
  CAS-BOT-BC242395  Carex vesicaria var. vesicaria Annie Montague Alexander; L. Kellogg 1948-9-21 5625 Modoc Lily pond above Mineral Spring, one mile SW of top of grade between New Pine Creek and Fort Bidwell. 2286 Comment
  UC1024333  Carex whitneyi Annie M. Alexander and Louise Kellogg 1946-7-18 5018 Modoc near Benton Meadow; Warner Mountains 2072 Comment
  CAS-BOT-BC180129  Castanopsis sempervirens K. Paulson; Robert Paulson 1989-7-2 165 Modoc Happy Camp Lookout. 1850 Comment
  CAS-BOT-BC248973  Castilleja John Thomas Howell 1934-6-14 12116 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  UC444861  Castilleja angustifolia Mrs. M. H. Manning May 1907 719 Modoc e side Warner Range Comment
  UC444862  Castilleja angustifolia Mrs. M. H. Manning May 1907 719 Modoc e side Warner Range Comment
  CAS-BOT-BC225976  Castilleja applegatei subsp. pinetorum Elmer Ivan Applegate 1932-7-31 7950 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  CAS-BOT-BC225984  Castilleja applegatei subsp. pinetorum Elmer Ivan Applegate 1932-7-9 7578 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC225992  Castilleja applegatei subsp. pinetorum Alice Eastwood; John Thomas Howell 1940-6-12 8086 Modoc Jess Valley. Comment
  CAS-BOT-BC229825  Castilleja applegatei subsp. pinetorum Belknap C. Goldsmith 1912-5-15 73 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC229827  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, Hwy 299. Comment
  JEPS120507  Castilleja applegatei subsp. pinetorum B. Castro and L. P. Janeway 2012-7-24 1952 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi s of Dismal Swamp, off upper edge of open lodgepole pine forest. Comment
  JEPS86309  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-7-5 983 Modoc near Highgrade Mine 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
  SEINET13732756  Castilleja applegatei subsp. pinetorum M. J. Williams 1983-7-29 83- 116 -9 Modoc Warner Mountains, N of Cedar Pass, 1.1 miles N of Stough Reservoir Campground. 2088 Comment
  UC26527  Castilleja applegatei subsp. pinetorum Baker and Nutting 1894-6-13 Modoc near Egg Lake Comment
  UC885467  Castilleja applegatei subsp. pinetorum C. L. Hitchcock 1940-5-27 6677 Modoc 15 mi ne Alturas 1615 Comment
  UCSB19309  Castilleja applegatei subsp. pinetorum 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
  HSC20572  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-7-27 354 Modoc 1677 Comment
  HSC80806  Castilleja arachnoidea G. M. Riegel 1980-8-20 1079 Modoc South Warner Mts. 1829 Comment
  RSA185378  Castilleja arachnoidea Clare B. Hardham 1961-6-18 7811 Modoc Hills above Cedar Pass. Comment
  JEPS79126  Castilleja campestris subsp. campestris L. R. Heckard with R. Bacigalupi 1980-6-10 5230 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  CAS-BOT-BC226024  Castilleja lacera K. Paulson; Robert Paulson 1988-6-19 40 Modoc W of Cranby Bridge. 1310 Comment
  POM7726  Castilleja linariifolia M. S. Baker 1898-08 528 Modoc Big Valley, near Johnsons. [County not specified.] Comment
Read comments
Jan 30 2016
  RSA0010941  Castilleja minor subsp. minor H. L. Mason 1947-8-11 13493 Modoc On Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  CAS-BOT-BC226058  Castilleja pilosa E. S. Willits 1940-5-15 248 Modoc Davis Creek. 1371 Comment
  SBBG7072  Castilleja pilosa H. and M. Dearing 1939-6-9 3629 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  UC651917  Castilleja pilosa Hugh and Margaret Dearing 1939-6-9 3627 Modoc near Squaw Peak; Warner Mountains Comment
  UCR137165  Castilleja pilosa Christopher Davidson 1973-5-26 2125 Modoc c. 4 mi west of Canby on Hwy 299 1341 Comment
  CAS-BOT-BC32564  Castilleja pilosa var. pilosa Alice Eastwood; John Thomas Howell 1940-6-11 8016 Modoc 7 miles SW of Canby Comment
  CAS-BOT-BC226074  Castilleja tenuis Bruce Bartholomew 1990-6-16 5283 Modoc Flat, 1.1 km W of West Warner Road just S of Bear Flat. 1830 Comment
  HSC75904  Castilleja tenuis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19434 Modoc Near Hager Reservoir Comment
  CAS-BOT-BC217135  Ceanothus cuneatus var. cuneatus Leland S. Smith 1922-8-1 1323 Modoc Barber Canyon Allot. Dutch Flat. 1524 Comment
  CAS-BOT-BC217139  Ceanothus cuneatus var. cuneatus Bruce Bartholomew; Mona Bourell 1990-4-26 5156 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC217116  Ceanothus velutinus Betty J. Hammerly 1941-6-20 37 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  CAS-BOT-BC217120  Ceanothus velutinus Bruce Bartholomew 1989-7-15 5020 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  POM136507  Ceanothus velutinus M. S. Baker 1898-07 s.n. Modoc [Unspecified] Comment
  UC452545  Ceanothus velutinus Franklin P. Nutting Modoc Forestdale Forestdale (Northern California) Comment
  CAS-BOT-BC248322  Ceanothus velutinus var. velutinus B. Bartholomew; H. Sun 2002-6-24 8868 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  CDA10641  Centaurea diffusa G. Deal 1995-7-27 Modoc 0 Comment
  CDA7343  Centaurea squarrosa J. Kelley 1989-7-2 Modoc County Road 54 south of Alturas. 0 Comment
  CAS-BOT-BC15100  Centaurea virgata subsp. squarrosa G. Schoolcraft 1985-6-17 1431 Modoc NW of Lookout. 1264 Comment
  CHSC105980  Centromadia parryi subsp. rudis Lowell Ahart; John Dittes 2010-8-30 17060 Modoc In a small vernal pool, about 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC95206  Cerastium fontanum Bruce Bartholomew 1991-8-6 6090 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  CAS-BOT-BC181986  Cercis occidentalis Bruce Bartholomew 1992-5-14 6281 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1400 Comment
  POM265493  Cercocarpus ledifolius C. Leo Hitchcock 1940-5-27 6689 Modoc 15 miles northeast of Alturas. 1616 Comment
  NY848748  Cercocarpus ledifolius var. intermontanus R. J. Weatherby 1955-7-8 1632 Modoc 5 miles north of Ft. Bidwell, northern Warner Mountains 1646 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
  SD61016  Chaenactis douglasii Darley F. Howe 1964-7-31 3904 Modoc 10.2 miles from entrance to Modoc National Forest on road from Likely; Warner Mountains. 1769 Comment
  HSC81051  Chaenactis douglasii var. douglasii G. M. Riegel 1980-7-18 909 Modoc South Warner Mountains 1739 Comment
  HSC5249  Chaenactis douglasii var. douglasii M. T. Milligan 1966-6-19 473 Modoc Plateau W of Jess Valley 1829 Comment
  UC748340  Chaenactis douglasii var. douglasii Annie M. Alexander and Louise Kellogg 1946-6-10 4722 Modoc bench between Lower and Snake Lakes (slope facing Lower Lake); Lower Lake Comment
  HSC81052  Chaenactis nevadensis G. M. Riegel 1979-7-14 545 Modoc South Warner Mtns. 1739 Comment
  CAS-BOT-BC197574  Chamaebatiaria millefolium Leland S. Smith 1924-6-23 1433 Modoc Lavas near Lava Ranger Station. 1325 Comment
  CAS-BOT-BC245423  Chamaesaracha nana Elmer Ivan Applegate 1897-5-30 862 Modoc Timbered Mountain, S of Dry Lake. Comment
  UC884531  Chamaesaracha nana C. L. Hitchcock 1940-5-27 6700 Modoc 15 mi ne Alturas 1615 Comment
  RSA767683  Chamaesyce serpillifolia subsp. serpillifolia L. Ahart, John Dittes 2010-8-30 17054 Modoc North side of a small wash, about 10-15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8 air miles northeast of Bieber, Big Valley. 1268 Comment
  NY1001697  Chamaesyce serpyllifolia M. S. Baker 1893-7-25 s.n. Modoc On island in Egg Lake Comment
  UC1025074  Chamaesyce serpyllifolia Leo Whitney 1934-6-5 1585 Modoc Quaking Asp Modoc National Forest 1219 Comment
  HSC8011  Chamaesyce serpyllifolia M. T. Milligan 1964-8-21 233 Modoc S end of Dorris Reservoir Dam 1372 Comment
  CAS-BOT-BC166012  Chamerion angustifolium subsp. circumvagum Annie M. Alexander; Louise Kellogg 1946-7-3 4904 Modoc Near Fort Bidwell, south slope. Bidwell Creek, Canyon Comment
  UC125543  Chamerion angustifolium subsp. circumvagum Mrs. R. M. Austin Aug. 1884 Modoc Sugarloaf Hill Comment
  CAS-BOT-BC95503  Chenopodium album Bruce Bartholomew; Barrett Anderson 1990-7-20 5453 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  JEPS59682  Chenopodium album Frances D. Payne 1932-7-10 695 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC95528  Chenopodium leptophyllum Louis Cutter Wheeler 1935-8-30 3930 Modoc Lakeshore Reservoir, Devil's Garden. 1524 Comment
  RSA210829  Chenopodium salinum R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39074 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  POM228960  Chenopodium salinum L. C. Wheeler 1935-8-18 3892 Modoc 2 miles northeast of Alturas 1357 Comment
  CAS-BOT-BC95662  Chimaphila menziesii Annie Montague Alexander; L. Kellogg 1946-7-24 5063 Modoc Bear Camp Flat. Comment
  JEPS58865  Chimaphila menziesii Milo S. Baker 1893-7-17 Modoc Forestdale Comment
  CAS-BOT-BC95667  Chimaphila umbellata Bruce Bartholomew 1995-7-30 7044 Modoc Big Valley Mountains N of County Road 94. 1400 Comment
  CHSC109211  Chimaphila umbellata L. P. Janeway; B. Castro 2012-7-24 10967 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  CAS-BOT-BC197833  Chorizanthe polygonoides var. polygonoides Bruce Bartholomew 1994-7-1 6747 Modoc 7.6 km NW of County Road 91 between Lookout and Lookout Jct. on County road 93. 1280 Comment
  POM260897  Chorizanthe polygonoides var. polygonoides Alice Eastwood, John T. Howell 1940-6-15 8300 Modoc 5 miles N of Lookout Comment
  CAS-BOT-BC15031  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-5 8183 Modoc S slope of Cedar Mountain, Warner Mountains Comment
  CAS-BOT-BC15046  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1897-6-5 857 Modoc N of Canby. Comment
  POM229177  Chrysothamnus nauseosus subsp. albicaulis L. C. Wheeler 1935-9-10 3968 Modoc 1.5 miles SSW McGinty Reservoir, Devil's Garden 1524 Comment
  CHSC114007  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 2014-7-7 11449 Modoc Great Basin. Northwest edge of plateau overlooking Cow Head Lake; halfway between Cow Head Lake and Big Mud Lake; along an obscure dirt road 1.0 km north-northwest of Barrel Springs Road. 1670 Comment
  CHSC106169  Cichorium intybus Lowell Ahart; John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC1400383  Cicuta douglasii R. F. Thorne and C. W. Tilforth 1969-9-5 39160 Modoc Modoc National Forest, Warner Mountains, Clear Lake Clear Lake; Modoc National Forest, Warner Mountains, Clear Lake 1767 Comment
  CAS-BOT-BC191006  Circaea alpina subsp. pacifica Bruce Bartholomew 1994-7-2 6785 Modoc 5.0 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 1930 Comment
  RSA520382  Circaea alpina subsp. pacifica Bruce Bartholomew, B. Anderson 1990-7-20 5535 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mtns 1990 Comment
  CDA1063  Cirsium arvense T. C. Fuller 1961-5-16 6954 -A Modoc 1.5 mi. s.e. of Tulelake; edge of grainfield, Hwy 139. 0 Comment
  SJSU9621  Cirsium arvense W. Savage 1979-7-6 1428 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC14959  Cirsium cymosum John Thomas Howell 1934-6-13 12058 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC14968  Cirsium cymosum Bruce Bartholomew; Barrett Anderson 1988-6-25 4379 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CDA1164  Cirsium cymosum T. C. Fuller 1958-7-8 1932 Modoc Likely/Alturas. 0 Comment
  CAS-BOT-BC14975  Cirsium douglasii var. breweri Louis Cutter Wheeler 1935-9-10 3966 Modoc McGinty Reservoir, Devil's Garden 1463 Comment
  UC55074  Cirsium douglasii var. breweri Milo S. Baker 1899-8-17 Modoc Frank Wiley's Ranch Comment
  CHSC110973  Cirsium occidentale var. candidissimum Lowell Ahart; John Dittes 2012-7-12 18366 Modoc North bank of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85426  Cirsium occidentale var. candidissimum John Dittes; Josephine Guardino 1991-8-23 451 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 2.6 air-miles east by southeast of Goose Lake State Recreation Area, ca. 0.8 air-miles south of Oregon border, ca. 4.8 air-mile west of Dismal Swamp; Pine Creek Canyon, slope above Highgrade Road. 1545 Comment
  JEPS59227  Cirsium occidentale var. candidissimum F. H. Frost 1925-7-11 16 Modoc Cedar Canyon campsite 2 mi above Cedarville Comment
  UC705706  Cirsium occidentale var. candidissimum Marion Ownbey and Fred. G. Meyer 1940-7-1 2159 Modoc 1 mi w of Cedarville Comment
  UC711943  Cirsium occidentale var. candidissimum Roxana S. Ferris and Laura Lorraine 1941-8-12 10511 Modoc just below e slope of summit of Cedar Pass (Cedarville-Alturas Road); Warner Mountains, Cedar Pass 1828 Comment
  CDA20568  Cirsium scariosum C. Pirosko 2005-6-24 PDR 1303857 Modoc Modoc Plateau; Fandango Area on the west side of Warner Mnts, near CA/OR border. 0 Comment
  CAS-BOT-BC172039  Clarkia gracilis subsp. gracilis John Thomas Howell 1934-6-30 12277 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC191075  Clarkia gracilis subsp. gracilis John Thomas Howell 1934-6-12 12003 Modoc Davis Creek Comment
  UC748412  Clarkia gracilis subsp. gracilis Annie M. Alexander and Louise Kellogg 1946-6-12 4738 Modoc w side Fandango Pass road 1706 Comment
  HSC30120  Clarkia lassenensis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19485 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  HSC35734  Clarkia lassenensis D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19355 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  JEPS43695  Clarkia lassenensis Frances D. Payne 1931-6-21 228 Modoc ridge sw Dry Creek (northern tributary of Parker Creek); Warner Mountains 1981 Comment
  RSA0059897  Clarkia lassenensis Patricia Wilder 1971-6-20 5086 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
  UC146039  Clarkia lassenensis Mrs. M. H. Manning Modoc NE Modoc County Comment
  UCSB17311  Clarkia lassenensis Haller, John 1961-6-24 Modoc near California State Highway 139; 25 mi SE of Tulelake; 27.7 mi NW of Canby 1280 Comment
  HSC16260  Clarkia purpurea subsp. quadrivulnera M. T. Milligan 1964-7-20 158 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  CAS-BOT-BC191046  Clarkia rhomboidea Bruce Bartholomew; Barrett Anderson 1988-6-23 4234 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CDA38042  Clarkia rhomboidea J. Elliot 1975-7-3 s.n. Modoc Forestry road, 2 mile north of Joseph Creek Basin, northeast of Alturas, Modoc National Forest. 0 Comment
  CAS-BOT-BC197448  Claytonia lanceolata Bruce Bartholomew; Barrett Anderson 1988-5-13 4161 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts. 1760 Comment
  SEINET5336344  Claytonia lanceolata L. Miller 1933-3-29 s.n. Modoc On Cedar pass near Cedarville Comment
  CAS-BOT-BC197440  Claytonia megarhiza Elmer Ivan Applegate 1932-8-3 8125 Modoc Summit of Eagle Peak, Warner Mts. 2743 Comment
  CAS-BOT-BC197436  Claytonia perfoliata subsp. intermontana K. Paulson; Robert Paulson 1988-6-19 50 Modoc E of Happy Camp Guard Station. 1554 Comment
  JEPS43369  Claytonia perfoliata subsp. intermontana Frances D. Payne 1931-6-17 176 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC9072  Clematis ligusticifolia Milo S. Baker 1893-6 Modoc Sacramento Canyon near Dunsmuir; Sacramento Canyon Comment
Read comments
Nov 17 2013
  CAS-BOT-BC226086  Collinsia parviflora Roxana Stinchfield Ferris; R. Duthie 1919-6-13 28 Modoc Along Parker Creek at Modoc Nat Forest Boundary. Comment
  CAS-BOT-BC229866  Collinsia parviflora Bruce Bartholomew; Barrett Anderson 1988-6-24 4365 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UC672461  Collinsia parviflora F. H. Frost 1925-7-25 179 Modoc Warner Mountains, Eagle Peak Eagle Peak; Warner Mountains, Eagle Peak Comment
  UC885561  Collinsia parviflora C. L. Hitchcock 1940-5-27 6687 Modoc 15 mi ne of Alturas 1615 Comment
  UC1012481  Collinsia parviflora Francis W. Pennell Jun 7 1940-Jun 8 1940 25733 Modoc ne of Adin (along Rush Creek); Rush Creek 1432 Comment
  UC26624  Collinsia parviflora M. S. Baker and Frank Nutting 1894-6-4 Modoc Hot Springs Valley Comment
  CAS-BOT-BC229875  Collinsia torreyi Bruce Bartholomew 1995-6-22 6977 Modoc Between Day and Lookout, 7.4 km W of Day on County Road 94 along Widdow Valley Creek. 1350 Comment
  UC26672  Collinsia torreyi var. torreyi Milo S. Baker 1893-8-10 Modoc Modoc County Comment
  JEPS17635  Collinsia torreyi var. wrightii Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5399 Modoc 3.3 mi e Patterson Ranger Station (flat at summit of forest rd across s end of Warner Range); Warner Mtns 2225 Comment
  CAS-BOT-BC190734  Collomia grandiflora Bruce Bartholomew; Barrett Anderson 1989-6-2 4805 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC190722  Collomia linearis Annie Montague Alexander; L. Kellogg 1946-7-11 4960 Modoc Eight Mile Creek, NE corner of county. Comment
  CAS-BOT-BC190723  Collomia linearis Elmer Ivan Applegate 1932-8-3 8106 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  HSC80887  Collomia linearis G. M. Riegel 1980-8-26 1111 Modoc S Warner Mtns. 1670 Comment
  JEPS71055  Collomia linearis Frances D. Payne 1929-7-6 44 Modoc s and e Alturas (dry meadow); Warner Mountains, Parker Creek 1584 Comment
  HSC75907  Collomia tinctoria D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19488 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC75908  Collomia tinctoria D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19481 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS71069  Collomia tinctoria Frances D. Payne 1932-7-1 658 Modoc 2 mi sw Warren Peak (dry slope); Warner Mts., Pine Creek Basin Comment
  UC23855  Collomia tinctoria Milo S. Baker 1893-6-10 Modoc rocky s hillside Comment
  CAS-BOT-BC225785  Comandra umbellata subsp. californica Bruce Bartholomew 1995-6-22 6968 Modoc 3.7 km NW of Day at W side of Little Hot Spring Valley. 1070 Comment
  HSC6958  Conringia orientalis M. T. Milligan 1964-6-20 64 Modoc 3 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  UC4424  Corallorhiza striata Milo S. Baker 1893-6-9 Modoc Comment
  UC1587092  Cordylanthus maritimus subsp. canescens G. Schoolcraft 1991-7-24 2185 Modoc ne Middle Alkali Lake; Leonard Hot Spring 1386 Comment
  CAS-BOT-BC229879  Cordylanthus ramosus Louis Cutter Wheeler 1935-8-20 3899 Modoc Pine Spring, Devil's Garden. 1524 Comment
  SEINET12330725  Cordylanthus ramosus M. J. Williams 1985-1 85- 67 -2 Modoc road into S end of Big Sage Reservoir, NW of Alturas 1524 Comment
  HSC80943  Cornus sericea subsp. sericea G. M. Riegel 1978-8-30 160 Modoc S Warner Mtns. 1670 Comment
  POM77924  Cornus stolonifera Mrs. R. M. Austin 1893-07 503 Modoc Davis Creek Comment
  RSA252457  Cornus stolonifera R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-5 39177 Modoc South Fork of Pit River at bridge, 3.8 miles E. of Likely. 1387 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
  POM91896  Crataegus douglasii R. M. Austin 1895-07 427 Modoc Davis Creek Comment
  CAS-BOT-BC14901  Crepis acuminata Bruce Bartholomew 1991-8-4 6016 Modoc Drift Fence Tank, ca. 8 km directly W of Goose Lake. 1580 Comment
  HSC81020  Crepis acuminata G. M. Riegel 1978-6-24 99 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC14918  Crepis bakeri subsp. cusickii Bruce Bartholomew; Barrett Anderson 1989-6-1 4722 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  CAS-BOT-BC14854  Crepis intermedia Elmer Ivan Applegate 1932-8-1 8002 Modoc N of Mill Creek Meadows, west slope of Warner Mountains 2438 Comment
  CAS-BOT-BC14861  Crepis intermedia Bruce Bartholomew 1991-7-6 5993 Modoc Vicinity of Happy Camp Lookout, Happy Camp Mountain. 1830 Comment
  CAS-BOT-BC248361  Crepis modocensis B. Bartholomew; H. Sun 2002-6-24 8844 Modoc E of Bald Mt., on the E side of the Warner Mountains 2170 Comment
  CAS-BOT-BC14886  Crepis modocensis subsp. subacaulis Bruce Bartholomew; Barrett Anderson 1988-5-14 4207 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  JEPS36448  Crepis occidentalis Frances D. Payne 1932-6-10 629 Modoc Parker Creek Warner Mts. 1584 Comment
  SBBG8043  Crepis occidentalis H. and M. Dearing 1939-6-8 3590 Modoc near Goose Lake 1219 Comment
  UC71786  Crepis occidentalis Mrs. M. H. Manning 187 Modoc near Ft. Bidwell (ne Modoc Co.) Comment
  HSC5454  Crepis occidentalis subsp. occidentalis R. C. Wunner 1965-7-1 333 Modoc Lava Beds N.M. Top of Gillems Bluff above NW Ranger Station. 1372 Comment
  UC1036003  Crepis occidentalis subsp. pumila Helen K. Sharsmith 1955-6-22 4485 Modoc steep slope just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 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
  RSA584837  Crocidium multicaule Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-11 6484 Modoc 2.4 km east of Crowder Flat Road on road to south end of Big Sage Reservoir. 1620 Comment
  UCR87515  Crocidium multicaule George K. Helmkamp, E. A. Helmkamp 1983-5-4 s.n. Modoc Along Calif. Hwy 139, 16.1 mi NW of Canby. 1428 Comment
  UC1278995  Crocidium multicaule Arthur Cronquist 1963-5-14 9855 Modoc 9 mi from Alturas (on gentle slope leading up to the w base of the Warner Mts. near Cedar Pass, between Cedarville and Alturas) 1493 Comment
  SEINET9592040  Croton setiger M. J. Williams 1985-8-13 85- 67 -1 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. 1524 Comment
  NY389200  Crupina vulgaris B. M. Bartholomew 1990-6-15 5212 Modoc Kelly Spring, 5.5 km SSE of Hwy 299 on road from Rush Creek Comment
  CHSC100393  Crypsis alopecuroides Lowell Ahart; John Dittes 2008-8-25 15289 Modoc Near the waters edge, on the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  CHSC116065  Crypsis alopecuroides Lowell Ahart; John Dittes 2015-7-16 20385 Modoc North edge of Ash Ceek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Ceek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS119669  Crypsis schoenoides Lowell Ahart, John Dittes 2012-7-11 18348 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
  CHSC100375  Crypsis vaginiflora Lowell Ahart; John Dittes 2008-8-26 15353 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  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
  CAS-BOT-BC54130  Cryptantha affinis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16506 Modoc 16 mi. W of Canby, along Hwy 139. Comment
  CAS-BOT-BC54134  Cryptantha ambigua John Thomas Howell 1934-6-12 12004 Modoc Davis Creek. Comment
  UC1586031  Cryptantha ambigua Barbara Ertter 1988-6-18 7616 Modoc 1 mi s jct to Lava Beds National Monument (Hwy 139, ca 50 airmiles sw of Klamath Falls, a few mi n of Agric. Inspection Station, e of Tonesta) 1310 Comment
  CDA19937  Cryptantha ambigua D. Crum 2002-7-2 PDR 1151612 Modoc Northern California; Vicinity of Alturas 0 Comment
  JEPS70813  Cryptantha celosioides L. S. Smith 1919-6-5 1114 Modoc Deep Creek, above station Modoc Forest 1584 Comment
  CAS-BOT-BC54136  Cryptantha circumscissa Bruce Bartholomew 1991-6-22 5833 Modoc E slope of S end of Warner Mountains, 3.4 km SW of County Road 1 on road to Patterson. 1620 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-BC54102  Cryptantha intermedia Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5989 Modoc NW of Alturas. 1371 Comment
  CAS-BOT-BC54107  Cryptantha intermedia Roxana Stinchfield Ferris; R. Duthie 1919-6-13 33 Modoc Above Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC54115  Cryptantha simulans Alice Eastwood; John Thomas Howell 1940-6-13 8169 Modoc Cedarville. Comment
  HSC80865  Cryptantha subretusa G. M. Riegel 1980-8-20 Modoc S Warner Mtns. 2780 Comment
  UC79458  Cryptantha torreyana Milo S. Baker 1893-7-5 Modoc Comment
  UC1222086  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc approximately 1.5 mi s Gassaway Reservoir; Quadrangle 16C2 1097 Comment
  UC1523741  Cupressus bakeri Gary Schoolcraft 1981-9-1 573 Modoc w of; Day 1066 Comment
  JEPS39745  Cupressus bakeri P. Lorenzen Nov. 1903 Modoc near Day Comment
  UC206126  Cynoglossum occidentale Milo S. Baker 1893-1 116 Modoc Taylor Mt. near Marshall's; Bear Valley Comment
  CAS-BOT-BC245136  Cyperus squarrosus Louis Cutter Wheeler 1935-9-3 3938 Modoc McGinty Reservoir, Devil's Garden. 1463 Comment
  CHSC117142  Cyperus squarrosus Lowell Ahart; John Dittes 2016-7-14 21201 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
  UC4448  Cypripedium montanum Mrs. R. M. Austin and Bruce 1908-8-1 2234 Modoc Rose Canyon Comment
  CAS-BOT-BC136513  Cypripedium montanum Franklin P. Nutting June 24 3025 Modoc Field redacted by CAS, contact the data manager for more information Comment
  UC4451  Cypripedium montanum Milo S. Baker 1893-6-29 Modoc Comment
  CAS-BOT-BC30213  Cystopteris fragilis Francis Dorris Payne 1932-6-12 539 Modoc Parker Creek. 1584 Comment
  UC922416  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1946-6-14 4747 Modoc <edge of> Barber Creek Patterson Mill Rd 1798 Comment
  CAS-BOT-BC245216  Damasonium californicum M. Vasey 1990-6-30 9025 Modoc Around NW margin of Egg Lake. 1300 Comment
  POM119130  Damasonium californicum Mrs. R. M. Austin 1895-07 481 Modoc Fletcher s Creek. Devil s Garden. Comment
  UC1536802  Damasonium californicum Gordon H. True Jr. 1930-6-25 1014 Modoc Boles Meadow n.w. of Alturas Comment
  JEPS68525  Danthonia californica Leland S. Smith 1918-1 878 Modoc Comment
  JEPS68527  Danthonia intermedia Leland S. Smith 1918-1 Modoc Comment
  CAS-BOT-BC242487  Danthonia unispicata Bruce Bartholomew; Barrett Anderson 1988-6-23 4285 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  CAS-BOT-BC242489  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc Near Surprise, ca. 15 mi. N of Alturas. 1402 Comment
  JEPS127155  Deinandra lobbii Lowell Ahart, John Dittes 2016-7-16 21252 Modoc About 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area, 1 mile (air) south of County Road 87, 1.7 miles (air) southwest of Adin Big Valley. 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-BC217331  Delphinium andersonii M. M. Hanna 1956-6-5 974 Modoc E side, Cedar Pass Comment
  CAS-BOT-BC217344  Delphinium depauperatum Bruce Bartholomew; Barrett Anderson 1989-6-2 4841 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC217304  Delphinium nudicaule Bruce Bartholomew 1994-5-14 6684 Modoc Near Day Rock. 1280 Comment
  RSA520359  Delphinium nudicaule Bruce Bartholomew 1989-6-3 4919 Modoc Stone Coal Valley, 3km E of State Hwy 299. 1400 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-BC217313  Delphinium nuttallianum Edward Kent Balls 1950-5-12 14367 Modoc Above Bucks Creek Ranger Station, E of Goose Lake. 1767 Comment
  RSA59653  Delphinium nuttallianum E. K. Balls 1950-5-12 14637 Modoc above Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1768 Comment
  UC1523780  Deschampsia danthonioides Gary Schoolcraft 1981-6-10 594 Modoc near Loveness Pond n. of Canby 1508 Comment
  CAS-BOT-BC247768  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1990-7-20 5516 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS68509  Deschampsia elongata Leland S. Smith 1918-1 Modoc Comment
  UCD63293  Deschampsia elongata Carl W. Rimbey 1954-7-6 Modoc Along Shields Creek, Warner Mountains, 20 miles east of Alturas. Comment
  NY126063  Descurainia incisa B. Anderson 1986-7-9 3164 Modoc Warner Mtns., Stough Reservoir Rd. just E of Cedar Pass near Stough Reservoir 1965 Comment
  HSC81065  Descurainia incisa subsp. incisa G. M. Riegel 1979-7-5 501 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58607  Descurainia paradisa Bruce Bartholomew 1995-5-13 6913 Modoc 2.7 km NE of County Road 38 on County Road 37, E side of the S end of Surprize Valley. 1410 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
  CHSC85190  Descurainia sophia John Dittes; Josephine Guardino 1991-6-1 344 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  JEPS14814  Descurainia sophia W. P. Taylor and H. C. Bryant 1910-6-11 Modoc Alturas Warner Mountains, South Fork of Pit River (South Fork of Pit River) 1402 Comment
  NY126141  Descurainia sophia B. M. Bartholomew 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mtns. 1540 Comment
  RSA504620  Descurainia sophia Bruce Bartholomew, B. Anderson 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  CAS-BOT-BC190761  Dicentra uniflora Bruce Bartholomew; Barrett Anderson 1988-5-13 4158 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  CAS-BOT-BC248357  Dicentra uniflora B. Bartholomew; H. Sun 2002-6-24 8840 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  NY500203  Dicentra uniflora B. M. Bartholomew 1988-5-13 4158 Modoc 4 km northwest of Pepperdine, gentle west-facing slope near top of the Warner Mountains 1760 Comment
  UC1133888  Dichelostemma capitatum R. C. Wilson 1933-6-7 42 Modoc Pothole Gulch Modoc National Forest, Canby Quad. 1310 Comment
  UC71574  Dieteria canescens var. shastensis Mrs. M. H. Manning 1903-9-2 Modoc Wood-road Canyon Wood-road Canyon (north-eastern Modoc County) Comment
  CAS-BOT-BC14845  Dimeresia howellii James Vale; Keith Wagnon; Walter Knight; Irja Knight 1981-5-21 4127 Modoc Near Cedar Mountain, about one mile from Stowe Reservoir Road which begins at Hwy. 299, just east of Cedar pass summit 2133 Comment
  SEINET13699968  Diplacus cusickii M. J. Williams 1984-6-30 84- 77 -1 Modoc E side of the Warner Mountains, 2 miles in, Granger Canyon Road (County Road 27) S of Cedarville towards Gerlach, NV. 1951 Comment
  CAS-BOT-BC234494  Diplacus nanus R. M. Austin 1893-1-1 s.n. Modoc Pine Creek. Comment
  CAS-BOT-BC234483  Diplacus nanus James T. Vale 1978-7-18 s.n. Modoc Payne Springs Comment
  CAS-BOT-BC234440  Diplacus tricolor Bruce Bartholomew; Barrett Anderson 1988-5-12 4100 Modoc White Horse. 1340 Comment
  JEPS68537  Distichlis spicata Leland S. Smith 1918-9-30 1060 Modoc Surprise Valley; alkali flats 1371 Comment
  SEINET10564495  Distichlis spicata var. stricta Louis C. Wheeler 1935-9-4 Wheeler 3945 Modoc Dry sunny sandy lake bed. McGinty Point, Goose Lake. 1463 Comment
  CHSC109453  Dodecatheon alpinum B. Castro; L. P. Janeway 2012-7-24 1944 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 0.9 air mi east of Lily Lake and 1.1 air mi southwet of Dismal Swamp. 2250 Comment
  CHSC70476  Dodecatheon alpinum A. Sanger 1997-6-22 2534 Modoc North Fitzhugh Creek where the road to the spring dead-ends. 2048 Comment
  UC673385  Dodecatheon alpinum F. H. Frost 1925-7-25 165 Modoc Eagle Peak Warner Mts., Eagle Peak Comment
  RSA59651  Dodecatheon conjugens E. K. Balls 1950-5-12 14639 Modoc above Bucks Creek Ranger Station, Modoc National Forest; east of Goose Lake. 1768 Comment
  CAS-BOT-BC218270  Dodecatheon ellisiae Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6429 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  JEPS101744  Dodecatheon pulchellum Dean W. Taylor 1992-5-8 12561 Modoc Warner Mountains, Mt. Bidwell, ca. 0.5 miles E of Moonlite Mines 2432 Comment
  CHSC117251  Downingia bacigalupii Lowell Ahart; John Dittes 2016-7-14 21165 Modoc West side of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC95125  Downingia bacigalupii Leland S. Smith 1920-5-17 1146 Modoc Gravens 1402 Comment
  RSA436117  Downingia bacigalupii L. S. Rose 1940-6-11 40511 Modoc Canby. 1326 Comment
  SJSU3184  Downingia bicornuta R. L. Fisher 1958-6-13 Modoc Bayley L c. 12 mi S of Alturas 1676 Comment
  CAS-BOT-BC95132  Downingia bicornuta var. bicornuta R. K. Gierisch; D. H. Esplin 1969-7-16 3547 Modoc Spaulding Reservoir. 1432 Comment
  JEPS79205  Downingia bicornuta var. bicornuta L. R. Heckard with R. C. Bacigalupi 1980-6-10 5232 Modoc about 10 mi nw Lookout (along the Great Northern railroad grade) 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
  UC1112773  Downingia bicornuta var. bicornuta Calvin McMillan 1949-6-16 1535 Modoc 3 mi s Crowder Flat (about 7 mi s of the Oregon border, n central Modoc Co.) 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-BC95143  Downingia insignis John Thomas Howell 1934-6-15 12202 Modoc Dorris Reservoir. Comment
  POM318794  Downingia insignis Patricia Wilder 1971-6-20 5069 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
  RSA149141  Downingia insignis I. L. Wiggins, Dorothy Wiggins 1961-6-16 16521 Modoc Near Cloverswale Creek, 4.8 miles NE of Canby Comment
  UC1192039  Downingia insignis Verne Grant and Irving Schneider 1947-7-21 8115 Modoc 0.25 mi upstream South Fork of Pit River confluence with North Fork (by Alturas); South Fork of Pit River Comment
  UCD149945  Downingia pulcherrima Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  HSC80852  Draba albertina G. M. Riegel 1980-8-26 1109 Modoc S Warner Mtns. 2329 Comment
  UC1446114  Draba albertina Gary Schoolcraft 1979-8-8 169 Modoc sw edge of Benton Meadow near center of length; sw edge of Benton Meadow nr center of length Comment
  CAS-BOT-BC58552  Draba densifolia Bruce Bartholomew 1991-8-5 6074 Modoc Summit Trail, NW side of Squaw Peak, W side of Warner Mts. 2450 Comment
  CAS-BOT-BC58598  Draba densifolia Clare Butterworth Hardham 1961-6-20 7885 Modoc Road from Mt. Bidwell to Dismal Swamp. 2438 Comment
  HSC18759  Drymocallis glandulosa M. T. Milligan 1965-6-27 367 Modoc E slope of eroded volcanic plateau. 1677 Comment
  UC12536  Drymocallis glandulosa var. glandulosa Milo S. Baker 1894-6-13 Modoc w side Egg Lake Comment
  JEPS47208  Drymocallis glandulosa var. reflexa Frances D. Payne 1931-6-21 221 Modoc at base of cliffs on ridge w Dry Creek (s and e of Alturas, tributary of Parker Creek); Warner Mountains, Parker Creek, ridge w of Dry Creek 1981 Comment
  CAS-BOT-BC214768  Drymocallis lactea var. lactea Bruce Bartholomew; Barrett Anderson 1988-5-14 4202 Modoc Fletcher Creek on USFS 48N08 from Crowder Flats to Big Sage Reservoir. 1480 Comment
  CHSC61238  Drymocallis pseudorupestris var. saxicola P. V. Caldwell 1972-7-3 302 Modoc Bank around Patterson Lake in Warner Mts. 2743 Comment
  CAS-BOT-BC14850  Dugaldia hoopesii Elmer Ivan Applegate 1932-8-1 8046 Modoc Arid E slope of Warren Peak near summit, Warner Mountains Comment
  CHSC99957  Dysphania botrys Lowell Ahart; John Dittes 2008-8-25 15323 Modoc On the east bank (flood plane) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC14808  Eatonella nivea Bruce Bartholomew 1991-5-24 5722 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  UC1100266  Echinochloa crus-galli Herbert L. Mason 1947-8-12 13510 Modoc junction of North and South forks of Pit River Alturas; junction of North and South forks of Pit River Comment
  CAS-BOT-BC95639  Elatine Robert Folger Thorne; C. W. Tilforth 1969-9-4 39055 Modoc 2 mi. W of Davis Creek. 1432 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
  JEPS127189  Elatine californica Lowell Ahart, John Dittes 2016-7-14 21211 -A Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. Comment
  CHSC117565  Elatine rubella Lowell Ahart; John Dittes 2016-7-14 21211 -A Modoc The strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS114834  Elatine rubella Lowell Ahart, John Dittes 2008-6-21 14980 Modoc West end of a large culvert, west of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC1100626  Eleocharis acicularis Herbert L. Mason and Verne Grant 1947-7-12 13402 Modoc irrigation ditch by Jone's Lane (off Hwy 395, several mi s of Alturas) Comment
  CAS-BOT-BC242380  Eleocharis coloradoensis Verne Grant; I. Schneider 1947-7-19 8081 Modoc Williams Ranch, N of Likely. Comment
  CAS-BOT-BC242388  Eleocharis macrostachya Jepson, W. L. 1918-8-14 7988 Modoc Jess Valley. Comment
  CHSC110892  Eleocharis macrostachya Lowell Ahart; John Dittes 2012-7-11 18333 Modoc On the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC1100732  Eleocharis palustris Calvin McMillan, Malcolm A. Nobs 1949-6-16 791 Modoc 33 mi NNW of Alturas (Dry Valley Reservoir) Comment
  UC70016  Eleocharis palustris Mrs. M. H. Manning 140 Modoc north-eastern Modoc County Comment
  CAS-BOT-BC245108  Elodea canadensis Milo Samuel Baker 1899-8-12 5481 Modoc Egg Lake. 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
  JEPS68576  Elymus X macounii Leland S. Smith 1918-8-11 1021 a Modoc Camp One Lost Lake Trail (T38-16) 2438 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
  CAS-BOT-BC247740  Elymus elymoides subsp. elymoides Bruce Bartholomew 1990-6-17 5319 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  CDA31715  Elymus elymoides subsp. elymoides T. C. Fuller 1963-7-16 10917 Modoc North side of Fandango Pass Rd., 1.0 miles east of Hwy. 395 to Willow Ranch 0 Comment
  HSC80814  Elymus glaucus G. M. Riegel 1979-9-1 744 Modoc S Warner Mtns. 509 Comment
  HSC9710  Elymus glaucus M. T. Milligan 1966-6-28 475 Modoc East slope of volcanic plateau. 1677 Comment
  UC1024969  Elymus glaucus Leo Whitney 1935-7-6 3436 Modoc Crank Springs Comment
  UCD61695  Elymus glaucus Beecher Crampton; Carl Rimbey 1954-7-6 2107 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  UCD61796  Elymus glaucus L. Whitney 1935-7-6 Modoc Pit River. Stone Coal Valley. Comment
  JEPS108708  Elymus lanceolatus B. Nino 2003-8-10 CA 320 71 Modoc Blue Lake roadside, 2.4 km N of lake 1902 Comment
  JEPS114842  Elymus lanceolatus subsp. lanceolatus Lowell Ahart, John Dittes 2008-6-21 15017 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 Comment
  UCD61276  Elymus macounii A. A. Beetle 1944-8-17 3036 Modoc 1 mile south of Alturas, edge of town by R. R. track. Comment
  JEPS73940  Elymus trachycaulus Frances D. Payne 1932-6-24 588 Modoc s and e Alturas; Waner Mountains, Parker Creek 1584 Comment
  JEPS114843  Elymus trachycaulus subsp. subsecundus Lowell Ahart, John Dittes 2008-6-21 15014 Modoc On the south side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 Comment
  RSA600236  Epilobium anagallidifolium Louis C. Wheeler 1935-9-27 4009 Modoc Devil's Garden: Grizzly Spring. 1524 Comment
  CAS-BOT-BC191038  Epilobium angustifolium subsp. circumvagum Bruce Bartholomew 1989-8-11 5071 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC191025  Epilobium brachycarpum Clare Butterworth Hardham 1974-8-4 20186 Modoc Headwaters of Dismal and 12 Mile creeks. 2133 Comment
  CAS-BOT-BC191029  Epilobium brachycarpum Mrs. H. C. Cantelow 1940-6-2 Modoc 10 mi. NW of Canby. 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
  HSC26605  Epilobium brachycarpum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19429 Modoc Near Hager Reservoir Comment
  HSC35737  Epilobium brachycarpum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19405 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  JEPS114669  Epilobium brachycarpum Lowell Ahart, John Dittes 2008-8-25 15277 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1276 Comment
  SD135586  Epilobium brachycarpum B. Bartholomew, B. Anderson 1990-7-21 5589 Modoc Bear Flat, West side of Warner Mountains Ranger Station, East side of Warner Mountains. 1830 Comment
  CAS-BOT-BC497314  Epilobium brachycarpum Belknap C. Goldsmith 1912-8-6 88 Modoc West side of Goose Lake: Devil's Garden 1463 Comment
  UC20098  Epilobium brachycarpum Milo S. Baker 1893-6-20 Modoc Comment
  UCD77624  Epilobium brachycarpum Robert E. Preston 2000-5-31 1355 Modoc Modoc Plateau, along Hwy 139, ca. 2 miles E of Forest Service Road 44N11. 1493 Comment
  UC1191618  Epilobium campestre Verne Grant and Irving Schneider 1947-7-29 8177 Modoc s Alturas; Payne Reservoir Comment
  HSC16364  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-7-25 570 Modoc E of Jess Valley 1646 Comment
  UC1191704  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-7-19 8059 Modoc about 1 mi s Bayley's bridge (s of Alturas); Eastside canal Comment
  CAS-BOT-BC190981  Epilobium ciliatum subsp. glandulosum Leland S. Smith 1917-8-3 148 Modoc South Fork Davis Creek. 2133 Comment
  RSA502394  Epilobium clavatum D. W. Taylor 1989-8-5 10438 Modoc Emerson Creek drainage, E face Emerson Peak. 2561 Comment
  CAS-BOT-BC190978  Epilobium densiflorum Bruce Bartholomew 1991-8-4 6008 Modoc Kelly Draw, Round Valley, 2 km E of Hwy 299 on County Road 86. 1310 Comment
  CAS-BOT-BC190970  Epilobium glaberrimum subsp. glaberrimum Bruce Bartholomew; Barrett Anderson 1990-7-21 5569 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  POM37841  Epilobium hallianum R. M. Austin 1895-07 510 Modoc Goose Lake Valley. Comment
  JEPS43882  Epilobium hornemannii subsp. hornemannii Frances D. Payne 1929-7-7 59 Modoc 2 mi s Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  CAS-BOT-BC190954  Epilobium minutum Bruce Bartholomew 1991-8-5 6075 Modoc Summit Trail, between Squaw Peak and Pepperdine, W side of Warner Mts. 2320 Comment
  CAS-BOT-BC190935  Epilobium pallidum Bruce Bartholomew 1991-7-5 5939 Modoc Dry wash draining into North Willow Creek, between Crowder Flat and the Oregon border. 1620 Comment
  CAS-BOT-BC190939  Epilobium pallidum Herbert Louis Mason; Verne Grant 1947-7-13 13441 Modoc Joseph Creek on Hwy 395. Comment
  SJSU9666  Epilobium pallidum W. Savage 1979-7-9 1511 Modoc by ranch house Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC190928  Epilobium pygmaeum D. M. Moore 1960-6-4 122 Modoc Creek flowing into Pit River and crossing Adin Rd. E of Lookout. Comment
  RSA26204  Equisetum arvense Alice Eastwood, J. T. Howell 1940-6-13 8182 Modoc East side of Cedar Pass Comment
  CAS-BOT-BC30182  Equisetum laevigatum Bruce Bartholomew; Barrett Anderson 1990-7-21 5570 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  UC1192371  Equisetum laevigatum Verne Grant and Irving Schneider 1947-7-20 8107 Modoc downstream from Alturas (N Fork Pit River) Comment
  CAS-BOT-BC95489  Eremogone aculeata Bruce Bartholomew; Barrett Anderson 1988-6-24 4318 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC95493  Eremogone aculeata Elmer Ivan Applegate 1932-8-3 8129 Modoc Dry rocky summit of Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC95442  Eremogone congesta Bruce Bartholomew 1991-5-25 5760 Modoc N side of the Pit River, ca. 1 km W of Ostrom Point. 1320 Comment
  CAS-BOT-BC95447  Eremogone congesta John H. Hatton 1911-6-14 91 Modoc Pitt River Ranger Station. Comment
  RSA0057701  Eremogone congesta var. subcongesta Mrs. R. M. Austin 1895-06 466 Modoc Davis Creek. Comment
  SEINET12875573 Image available Eremogone congesta var. subcongesta John Thomas Howell, Alice Eastwood 1940-1 8110 Modoc Surprise Comment
  CAS-BOT-BC14811  Ericameria bloomeri Mrs. M. H. Manning 1905-9-15 s.n. Modoc Near Hall's Meadows. 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
  JEPS114434  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
  SEINET195661  Ericameria bloomeri Annie M. Alexander, Louise Kellogg 1946-8-9 5132 Modoc Patterson Lake Trail Warner Mountains Comment
  UC295950  Ericameria bloomeri H. M. Hall 1925-8-30 12209 Modoc 30 mi from Lakeview (mt slopes e side of Goose Lake); Goose Lake Comment
  HSC81130  Ericameria discoidea G. M. Riegel 1980-7-29 955 Modoc S Warner Mtns. 1829 Comment
  UC749386  Ericameria discoidea Annie M. Alexander and Louise Kellogg 1946-8-1 5104 Modoc Eagle Peak Modoc National Forest, Warner Mountains, Eagle Peak 2763 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
  CAS-BOT-BC298194  Ericameria nauseosa var. oreophila Elmer I. Applegate 1932-8-6 8199 Modoc E side of Middle Lake, Surprise Valley Comment
  UC195526  Ericameria nauseosa var. speciosa B. C. Goldsmith 1910-1-1 Modoc Alturas Comment
  UCD131147  Ericameria parryi var. latior Beecher Crampton 1954-7-8 2198 Modoc 4 miles west of Alturas, on small volcanic mesa. Comment
  NY168408  Erigeron austiniae R. M. Austin 05 1894 6432 Modoc Davis Creek Comment
  CAS-BOT-BC42805  Erigeron bloomeri var. bloomeri Alice Eastwood; John Thomas Howell 1940-6-12 8104 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC42812  Erigeron bloomeri var. bloomeri John Thomas Howell 1934-6-11 11913 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC42848  Erigeron bloomeri var. bloomeri Mrs. H. C. Cantelow 1940-6-1 Modoc 10.2 mi E of Alturas. Comment
  SJSU6620  Erigeron bloomeri var. bloomeri H. L. Buckalew 1961-6-27 Modoc near Stowe Reservoir about 2 miles N of Cedar Pass on Alturas-Cedarville Road 2072 Comment
  HSC5552  Erigeron chrysopsidis var. austinae R. C. Wunner 1965-6-13 166 Modoc NW entrance of Gillems Camp near Howitzer Circle 1220 Comment
  UC87550  Erigeron chrysopsidis var. austiniae Mrs. R. M. Austin 1894-5-1 84 Modoc Lassen Creek Comment
  CAS-BOT-BC42817  Erigeron coulteri Barrett Anderson 1986-7-10 3201 Modoc West Warner Rd at the North Fork of Pine Creek, Warner Mountains 1935 Comment
  CAS-BOT-BC42820  Erigeron coulteri P. Monnet 1913-7-7 874 Modoc Warner's Range. 2286 Comment
  CAS-BOT-BC42824  Erigeron divergens F. Angwin 1945-10-27 Modoc Big Valley. 1280 Comment
  HSC5514  Erigeron divergens M. T. Milligan 1964-6-6 14 Modoc N side of Dorris Reservoir along shore 1372 Comment
  JEPS5927  Erigeron divergens Frances D. Payne 1931-6-18 195 Modoc Parker Creek watershed Warner Mountains 1584 Comment
  JEPS5928  Erigeron divergens Frances D. Payne 1931-6-11 144 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC31460  Erigeron divergens M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  CAS-BOT-BC42751  Erigeron eatonii var. plantagineus Bruce Bartholomew 1993-6-14 6677 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  CAS-BOT-BC42760  Erigeron eatonii var. plantagineus E. S. Willits 1940-6-5 328 Modoc Canby. 1371 Comment
  JEPS41810  Erigeron eatonii var. plantagineus Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek Mt. Bidwell (e side of mt., ne Modoc Co.) Comment
  UC748369  Erigeron eatonii var. plantagineus Annie M. Alexander and Louise Kellogg 1946-7-18 5013 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC42764  Erigeron elegantulus Fred D. Douthitt 1915-5-11 15 Modoc Juniper Flats near West Valley. 1524 Comment
  CAS-BOT-BC42766  Erigeron elegantulus John Thomas Howell 1934-6-30 12261 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC42773  Erigeron filifolius John Thomas Howell 1934-6-13 12099 Modoc Patterson Mill Road, Warner Mountains 1676 Comment
  CAS-BOT-BC49627  Erigeron filifolius Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10611 Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mountains, Modoc N.F. 1889 Comment
  UC1540224  Erigeron filifolius Dean Wm. Taylor and Glenn L. Clifton 1987-6-27 9107 Modoc along Hwy 395 about 3.5 mi n of n junction with Highway 299 1371 Comment
  UC711839  Erigeron filifolius Roxana S. Ferris and Laura Lorraine 1941-8-14 10611 Modoc summit Fandango Pass (on road between Bidwell and Pine Creek); Modoc Nationa Forest, Warner Mountains 1889 Comment
  CAS-BOT-BC49614  Erigeron glacialis var. glacialis Elmer Ivan Applegate 1932-8-7 8238 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  CAS-BOT-BC49622  Erigeron glacialis var. glacialis Bruce Bartholomew; Barrett Anderson 1990-7-20 5505 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC49616  Erigeron glacialis var. glacialis Leland S. Smith 1917-7-20 116 Modoc Cedar and Bald Mts, top of ridge 2499 Comment
  JEPS41394  Erigeron glacialis var. glacialis M. F. Gilman 603 Modoc Modoc Mts. 1828 Comment
  UCR57499  Erigeron inornatus R. D. Goeden, Don W. Ricker 1989-8-24 890824- 18 Modoc Warner Mtns., Modoc National Forest, just west of Fandango Pass 1841 Comment
  JEPS41448  Erigeron inornatus var. calidipetris Milo S. Baker 1893-1 Modoc sandy flat in lava beds Comment
  CAS-BOT-BC49635  Erigeron inornatus var. inornatus Bruce Bartholomew 1989-7-14 4951 Modoc ca. 6.5 km NE of Egg Lake and 0.8 km E of Survice Gulch. 1340 Comment
  HSC5563  Erigeron inornatus var. inornatus M. T. Milligan 1966-7-26 583 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  UC748495  Erigeron inornatus var. inornatus Annie M. Alexander and Louise Kellogg 1946-8-9 5148 Modoc Patterson Lake Trial Warner Mountains Comment
  CAS-BOT-BC49609  Erigeron linearis Annie Montague Alexander; L. Kellogg 1946-8-9 5137 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC49610  Erigeron linearis John Thomas Howell 1934-6-12 12007 Modoc Between Davis Creek and Plum Valley. Comment
  CHSC66996  Erigeron linearis James D. Jokerst 1987-5-14 2873 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, E and adjacent to SW-NE oriented fence. 1348 Comment
  CHSC67083  Erigeron linearis James D. Jokerst 1987-5-14 2874 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, E and adjacent to SW-NE oriented fence. 1348 Comment
  JEPS41566  Erigeron linearis L. S. Smith 1919-6-5 1116 Modoc Deep Creek Warren Mts., Deep Creek 1584 Comment
  OBI49208  Erigeron linearis Lewis S. Rose 1940-6-12 40538 Modoc 6 mi NE of Alturas 1341 Comment
  SD5435  Erigeron linearis Mrs. R. M. Austin Unknown Modoc New Pine Creek Comment
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Jul 11 2010
  UC190610  Erigeron linearis M. F. Gilman 667 Modoc Comment
  HSC5543  Erigeron pumilus var. intermedius M. T. Milligan 1966-6-19 645 Modoc Plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC197832  Eriogonum caespitosum M. Vasey 1990-6-28 9006 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail, Wouth Warner Wilderness. 2590 Comment
  SBBG1486  Eriogonum douglasii H. and M. Dearing 1939-6-9 3625 c Modoc near Squaw Peak, Warner Mtns 2133 Comment
  JEPS126552  Eriogonum douglasii var. meridionale Lowell Ahart, John Dittes 2016-6-6 20950 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
  JEPS57005  Eriogonum elatum var. elatum W. L. Jepson 1918-8-9 7919 Modoc 3 mi s Ft. Bidwell 1432 Comment
  RSA531327  Eriogonum elatum var. elatum Bruce Bartholomew, B. Anderson 1990-7-20 5472 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains west side of Warner Mountains. 2130 Comment
  CAS-BOT-BC197811  Eriogonum heracleoides var. heracleoides J. L. Reveal; Darin Scott Reveal 1978-8-11 4824 Modoc Warner Mts., Dismal Swamp, about 2 mi. N of Modoc Co. Road 2, at the NW end of Dismal Swamp S of Dismal Creek. 2225 Comment
  CAS-BOT-BC197798  Eriogonum microthecum var. microthecum John Thomas Howell 1934-6-13 12098 Modoc Patterson Mill Road, Warner Mts. 1676 Comment
  CDA35640  Eriogonum nudum J. R. Keck Jr. 1985-7-1 PDR# 237693 & PDR# 237694 Modoc U. S. Forest Service land, Modoc National Forest. 0 Comment
  CDA36737  Eriogonum nudum var. pubiflorum Richard R. Halse 2010-9-2 8108 Modoc Warner Mountains; Modoc National Forest; along State Hwy 299 ca 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead. 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
  RSA165444  Eriogonum nudum var. pubiflorum Clare B. Hardham 1961-6-19 7842 Modoc Willow Creek. Comment
  UCD100701  Eriogonum nudum var. pubiflorum Johnnie L. Gentry Jr.; Earl Jensen Jr. 1968-7-4 2114 Modoc 3.9 miles west of Hwy. jct. CA-139 and CA-299, on CA-299 at Pit River. 1341 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
  UC849762  Eriogonum nudum var. pubiflorum Lewis S. Rose 1940-6-13 40557 Modoc 1 mi w Cedarville 1524 Comment
  CHSC27615  Eriogonum ovalifolium var. nivale Robert Schlising 1978-7-29 3325 Modoc Warner Mountains, directly E of Warren Peak, just off summit of trail. 2852 Comment
  CAS-BOT-BC211398  Eriogonum ovalifolium var. ovalifolium Bruce Bartholomew; Barrett Anderson 1989-6-2 4828 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 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-BC211385  Eriogonum sphaerocephalum var. halimioides John Thomas Howell 1934-6-11 11926 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC211389  Eriogonum sphaerocephalum var. halimioides Belknap C. Goldsmith 1912-7-1 56 Modoc Little Hot Spring Valley. Comment
  CAS-BOT-BC211390  Eriogonum sphaerocephalum var. halimioides John Thomas Howell 1934-7-1 12300 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC211421  Eriogonum sphaerocephalum var. halimioides Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10594 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts., Modoc National Forest Comment
  CHSC100839  Eriogonum sphaerocephalum var. halimioides L. P. Janeway; B. Castro 2008-8-17 9575 Modoc Warner Mountains. 2.4 km east of Bald Mountain; broad saddle between Daniels Creek and an unnamed northern branch of Soldier Creek. 2209 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
  JEPS56304  Eriogonum sphaerocephalum var. halimioides Frances D. Payne 1931-6-21 209 Modoc ridge sw Dry Creek (tributary of Parker Creek) (s and e of Alturas); Warner Mountains, Parker Creek, Dry Creek 1981 Comment
  NY283119  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1941-6-24 16193 Modoc Just south of Indian Springs along U.S. Highway 299 Comment
  NY283122  Eriogonum sphaerocephalum var. halimioides B. Anderson 1986-7-9 3159 Modoc Warner Mountains. Highway 299 just west of Cedar Pass. Comment
  RSA101446  Eriogonum sphaerocephalum var. halimioides R. Weatherby 1955-7-8 1641 Modoc West side of Cedar Pass, near Warner Mts. 1646 Comment
  UC1250286  Eriogonum sphaerocephalum var. halimioides Annie M. Alexander and Louise Kellogg 1946-8-8 5124 Modoc Patterson Lake trail Warner Mountains, Patterson Lake trail Comment
  UC1540241  Eriogonum sphaerocephalum var. halimioides Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9105 Modoc along Highway 395 about 3.5 mi n n junction with Highway 299 1371 Comment
  UC201707  Eriogonum sphaerocephalum var. halimioides W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, N. Fork Parker Cr. 2286 Comment
  UC6459  Eriogonum sphaerocephalum var. halimioides M. S. Baker and Frank Nutting June 1894 Modoc near Egg Lake Comment
  SEINET5331610  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  CAS-BOT-BC211364  Eriogonum strictum subsp. anserinum Louis Cutter Wheeler 1935-8-5 3790 Modoc Pine Creek, Warner Mts. 2377 Comment
  UC1035865  Eriogonum strictum var. anserinum Annie M. Alexander and Louise Kellogg 1946-7-11 4971 Modoc ne corner of mesa w Eight Mile Creek Comment
  NY399144  Eriogonum umbellatum var. dichrocephalum N. H. Holmgren 1964-8-22 1720 Modoc Warner Range, just below the top of Eagle Peak 3027.9 Comment
  CAS-BOT-BC211331  Eriogonum umbellatum var. glaberrimum J. L. Reveal; Darin Scott Reveal 1978-8-11 4825 Modoc Warner Mts., along Modoc Co. Rd. 2 from near New Pine Creek to Fort Bidwell, 0.3 mi. W of Poison Lake turnoff. 1920 Comment
  RSA279672  Eriogonum umbellatum var. glaberrimum James L. Reveal 1978-8-11 4823 Modoc Warner Mountains, Dismal Swamp, about 2 miles north of Modoc Co. Road 2, at the NW end of Dismal Swamp south of Dismal Creek 2226 Comment
  CHSC117054  Eriogonum umbellatum var. modocense Lowell Ahart; John Dittes 2016-6-6 20946 Modoc About 40 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  NY399207  Eriogonum umbellatum var. modocense B. M. Bartholomew 1990-6-17 5358 Modoc 11.3 km north of Buck Creek Ranger Station, a crest of the Warner Mountains 2130 Comment
  CAS-BOT-BC197787  Eriogonum umbellatum var. nevadense Annie Montague Alexander; L. Kellogg 1946-7-11 4972 Modoc Mesa W of Eight Mile Creek, NE corner of county. 1752 Comment
  NY399269  Eriogonum umbellatum var. nevadense M. J. Williams 1984-7-1 8487- 6 Modoc Northwest of Alturas, Crowder Flat Road, near Big Sage Reservoir 1371.6 Comment
  RSA165614  Eriogonum umbellatum var. nevadense Clare B. Hardham 1961-6-18 7540 Modoc Gravelly slopes. 3.2 mi. S. of Cedar Pass. 1829 Comment
  UC412839  Eriogonum umbellatum var. nevadense Milo S. Baker Modoc near Egg Lake Comment
  SEINET5331846  Eriogonum umbellatum var. nevadense J. Gentry Jr. 1968-7-4 2111 Modoc 15.2 miles northwest of Hwy. jct. Calif.139 and Calif.299, on Calif. 139. 1448 Comment
  CAS-BOT-BC197622  Eriogonum umbellatum var. polyanthum Alice Eastwood; John Thomas Howell 1940-6-13 8142 Modoc Fandango Pass. Comment
  CAS-BOT-BC197623  Eriogonum umbellatum var. polyanthum Margaret J. Williams; et al 1988-5-30 88- 26 -2 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  POM229193  Eriogonum umbellatum var. polyanthum Louis C. Wheeler 1935-8-14 3843 Modoc Pine Creek. Warner Mtns. 2012 Comment
  RSA601665  Eriogonum umbellatum var. stellatum Louis C. Wheeler 1935-8-3 3773 Modoc Pine Creek 1951 Comment
  SEINET3160104  Eriogonum umbellatum var. umbellatum M. S. Baker 1893-1 sn Modoc Forestdale Comment
  CAS-BOT-BC197601  Eriogonum vimineum R. M. Austin 1898-8-1 2317 Modoc Goose Lake valley. Comment
  JEPS119673  Eriogonum vimineum Lowell Ahart, John Dittes 2012-7-12 18352 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS3934  Eriogonum vimineum N. T. Mirov 1929-7-6 Modoc near Buck Creek Ranger Station (Fandango Valley); Warner Mountains, Fandango Valley 1584 Comment
  UC6523  Eriogonum vimineum Mrs. R. M. Austin July, 1894 Modoc Goose Lake Valley Comment
  SEINET5512262  Eriogonum vimineum J. C. Beatley 1964-1 Modoc Common in Tule Lake Area. Drainage area: Tule Lake 1829 Comment
  CAS-BOT-BC49559  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-23 4563 Modoc Near Poison Lake ca. 5 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2000 Comment
  CAS-BOT-BC49568  Eriophyllum lanatum Bruce Bartholomew 1989-7-15 5001 Modoc Sweagert Flat. 1860 Comment
  HSC81111  Eriophyllum lanatum var. achilleoides G. M. Riegel 1980-7-28 954 Modoc South Warner Mtns. 1739 Comment
  UC619264  Eriophyllum lanatum var. achilleoides Joseph and Hilda Grinnell 1938-7-16 1112 a Modoc Cedar Pass summit Warner Mountains, Cedar Pass summit 1935 Comment
  HSC5603  Eriophyllum lanatum var. integrifolium M. T. Milligan 1965-6-30 380 Modoc E of Jess Valley 1677 Comment
  CHSC107349  Erodium cicutarium Lowell Ahart; John Dittes 2011-6-22 17538 Modoc At the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1262 Comment
  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
  JEPS114397  Eryngium articulatum Lowell Ahart, John Dittes 2008-8-25 15285 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout 1273 Comment
  JEPS16989  Eryngium articulatum L. S. Smith 1917-9-18 163 Modoc Little Grizzly Ranger Station Warner Mts., Little Grizzly Ranger Station Comment
  SEINET10693724 Image available Eryngium articulatum Milo S. Baker 1899-8-12 Baker s.n. Modoc Egg 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
  CAS-BOT-BC184097  Eryngium mathiasiae B. Bartholomew 1989-8-10 5041 Modoc Little Hot Spring Valley, 3.9 km NW of Day 1070 Comment
  POM95422  Erysimum capitatum Mrs. R. M. Austin, Bruce 1898-06 2252 Modoc Lake City Mt. Comment
  CAS-BOT-BC58574  Erysimum capitatum var. capitatum Leland S. Smith 1920-6-1 1152 Modoc 12 Mile Creek. 1981 Comment
  SEINET11249726  Erysimum capitatum var. capitatum A. Sanger 1996-6-11 2205 Modoc Crest of Paynes Peak, near radio tower. 2323 Comment
  CDA3714  Erysimum cheiranthoides T. C. Fuller 1958-7-8 1956 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC58338  Erysimum repandum E. S. Willits 1940-5-6 221 Modoc Near Lassen Creek, Willow Ranch. Comment
  RSA26472  Erysimum repandum Alice Eastwood, J. T. Howell 1940-6-12 8095 Modoc Midway between Likely and Alturas. Comment
  CAS-BOT-BC234511  Erythranthe arvensis Bruce Bartholomew; Barrett Anderson 1989-6-2 4790 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  CHSC117498  Erythranthe breviflora Lowell Ahart; John Dittes 2016-7-14 21183 Modoc Around the strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC234482  Erythranthe moniliformis Bruce Bartholomew; Barrett Anderson 1988-7-22 4536 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  CAS-BOT-BC234460  Erythranthe primuloides Bruce Bartholomew; Barrett Anderson 1988-7-23 4570 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC234468  Erythranthe pulsiferae Bruce Bartholomew 1995-6-22 6974 Modoc Between Day and Lookout, 4.3 km W of Day on County Road 94. 1350 Comment
  CAS-BOT-BC190757  Eschscholzia californica Alice Eastwood; John Thomas Howell 1940-6-15 8303 Modoc Lookout. Comment
  CAS-BOT-BC497302  Euphorbia crenulata B. Bartholomew 1995-6-24 7029 Modoc 0.3 km W of turn-off to Dusty's Waterhole from Forest Service Road 42N23 1320 Comment
  JEPS89450  Eurybia integrifolia Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10448 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage, Warner Mountains); Warner Mountains 2560 Comment
  UC711817  Eurybia integrifolia Roxana S. Ferris and Laura Lorraine 1941-8-14 10592 Modoc 3 mi from, on road to Eagleville Peterson Ranger Station; Modoc National Forest. Warner Mountains Comment
  HSC81017  Eurybia integrifolia G. M. Riegel 1978-8-16 92 Modoc South Warner Mtns. 1670 Comment
  CHSC70714  Euthamia occidentalis A. Sanger 1997-9-9 2662 Modoc Along Willow Creek, one mile east of Clear Lake, Doublehead RD. 1371 Comment
  UCR163271  Festuca Jim Andre 1993-7-2 1419 Modoc Modoc Plateau, about 12 miles NW of Canby on Hwy 139 1494 Comment
  CAS-BOT-BC247715  Festuca idahoensis Leland S. Smith 1924-6-6 s.n. Modoc S of Egg Lake. Comment
  CAS-BOT-BC247717  Festuca idahoensis John Thomas Howell 1934-7-3 12376 Modoc 5 mi. S of Hackamore. Comment
  HSC80818  Festuca idahoensis G. M. Riegel 1980-7-14 870 Modoc S Warner Mtns. 1739 Comment
  JEPS69240  Festuca idahoensis L. S. Smith 1917-7-10 105 Modoc s and e slopes Warner Mts. 2133 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
  UC1024898  Festuca idahoensis Leo Whitney 1935-5-23 3116 Modoc 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  UCD66351  Festuca rubra L. Whitney 1935-7-7 Modoc Howard Gulch. Comment
  UC1060654  Floerkea proserpinacoides Herbert L. Mason 1957-7-6 14717 Modoc Warner Mountains, Mill Creek Mill Creek; Warner Mountains, Mill Creek Comment
  RSA165632  Floerkea proserpinacoides Clare B. Hardham 1961-6-17 s.n. Modoc Cedar Pass Camp Ground, Warner Mountains. Comment
  RSA60331  Floerkea proserpinacoides Louis C. Wheeler 1935-8-1 3733 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  CAS-BOT-BC214652  Fragaria virginiana Leland S. Smith 1920-7-13 1179 Modoc Crowder Flat. 1402 Comment
  CAS-BOT-BC214653  Fragaria virginiana Bruce Bartholomew; Barrett Anderson 1988-5-12 4089 Modoc 4 km NW of White Horse. 1350 Comment
  SJSU9638  Frasera albicaulis W. Savage 1979-7-7 1462 Modoc Triangle, Fairchild Swamp Unit (SW corner), Devils Garden District, Modoc National Forest 1508 Comment
  POM518787  Frasera albicaulis var. nitida Barbara Ertter 1988-6-18 7620 Modoc Hwy 139 ca 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection State, 1 mi S of S jct to Lava Beds Nat l Monument E of Tonesta. 1311 Comment
  CAS-BOT-BC191141  Fraxinus latifolia Leland S. Smith 1504 Modoc West side Egg lake edge of lavas. 1310 Comment
  UC22599  Fraxinus latifolia Milo S. Baker 1893-6 Modoc Lava Bed side, Egg Lake Egg Lake Comment
  RSA59529  Fritillaria atropurpurea E. K. Balls 1950-5-20 14810 Modoc Above South Fork Public Camp, on slope south of river, Likely to Jess Valley. 1433 Comment
  UC421755  Fritillaria atropurpurea Mrs. R. M. Austin 117 Modoc above Emigrant Springs (35 mi w of Goose (?)) Comment
Read comments
May 28 2006
  CAS-BOT-BC242096  Fritillaria pudica Bruce Bartholomew 1993-4-3 6407 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1300 Comment
  CHSC42209  Fritillaria pudica C. E. Laver 1986-3-26 Modoc Ca. 11.5 mi ne of Alturas and 1 mi sw of Thomes Creek. 1524 Comment
  HSC25436  Fritillaria pudica D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19310 Modoc Soup Springs Campground Comment
  UCD139709  Fritillaria pudica R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek. Comment
  RSA520504  Fritillaria recurva Bruce Bartholomew, M. Bourell 1990-4-26 5152 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC179876  Galeopsis tetrahit Herbert Louis Mason; Verne Grant 1947-7-12 13417 Modoc S end of W side road, Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC225052  Galium aparine Bruce Bartholomew 1991-6-22 5835 Modoc E slope of S end of Warner Mountains, 3.4 km SW of County Road 1 on road to Patterson. 1620 Comment
  CAS-BOT-BC225053  Galium aparine Francis Dorris Payne 1932-6-10 623 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC225066  Galium glabrescens subsp. modocense G. Rugel 1981-6-23 1140 Modoc On ridgetop, S of Hwy 299, 0.5 mi. W of Cedarville. 1615 Comment
  SBBG22425  Galium glabrescens subsp. modocense C. B. Hardham 1961-6-18 7540 Modoc 3.2 mi E of summit of Cedar Pass Comment
  UC748483 Image available Galium glabrescens subsp. modocense Annie M. Alexander and Louise Kellogg 1946-7-14 5071 Modoc open slope of Horse Mountain; Warner Mountains; Horse Mt., Warner Mts., Modoc Co. Comment
  UCSB48876  Galium glabrescens subsp. modocense Hardham, Clare 1961-6-18 Modoc 3.2 miles east of SUmmit of Cedar Pass 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
  CAS-BOT-BC225077  Galium multiflorum Bruce Bartholomew; Barrett Anderson 1989-6-2 4824 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 Comment
  UC748108  Galium multiflorum Annie M. Alexander and Louise Kellogg 1946-7-5 4909 Modoc lava cliff w Lower Lake Comment
  UC416653  Galium triflorum Milo S. Baker 1893-1 Modoc Forestdale Comment
  UC416665  Galium triflorum Franklin P. Nutting Modoc near Forestdale Comment
  SEINET3144597  Garrya fremontii E. K. Balls 1950-5-12 14652 Modoc Hillsides N of Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake 1859 Comment
  UC412884  Garrya fremontii Belknap C. Goldsmith 1911-6-22 37 Modoc Fandango Creek; Warner Mts., Modoc Forest 1584 Comment
  CAS-BOT-BC190856  Gayophytum decipiens Mrs. H. C. Cantelow 1940-6-2 4030 Modoc NW of Canby, road to lava beds. Comment
  CAS-BOT-BC190842  Gayophytum diffusum subsp. parviflorum Leland S. Smith 1922-7-20 1295 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC190843  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 4988 Modoc Sweagert Flat. 1860 Comment
  UC1075753  Gayophytum heterozygum Robert J. Weatherby 1955-7-8 1609 Modoc 7 mi n Fort Bidwell 1874 Comment
  SEINET4153138  Gayophytum racemosum D. A. Charlet 1989-8-15 508 Modoc Warner Mountains, 1.2 km northwest of Eagle Peak 2550 Comment
  POM254336  Gayophytum ramosissimum Alice Eastwood, John Thomas Howell 1940-6-14 8204 Modoc Near Kelley Hot Springs Comment
  UC566922  Gentiana affinis var. ovata F. H. Frost 1925-7-27 169 Modoc Clear Lake Warner Mts. 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
  UCD103514  Geranium viscosissimum Verne Grant; Irving Schneider 1947-7-22 8145 Modoc North Fork of Pit River on Highway 395, about one mile north of junction with Cedarville road. Comment
  RSA0029586  Geranium viscosissimum var. nervosum Verne Grant, Irving Schneider 1947-7-22 8145 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  RSA0029587  Geranium viscosissimum var. nervosum George Willet 1935-6-26 s.n. Modoc Jess Valley, Warren [Warner] Mountains. 2287 Comment
  RSA0029588  Geranium viscosissimum var. nervosum J. T. Howell 1934-6-11 11947 Modoc Parker Creek, Warner Mts. 1585 Comment
  CAS-BOT-BC214666  Geum triflorum Roxana Stinchfield Ferris; R. Duthie 1919-6-16 184 Modoc Above Parker Creek at Modoc Nat. Forest Boundary, Warner Mts. Comment
  CAS-BOT-BC214675  Geum triflorum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6502 Modoc SE side of Hager Basin, along Crowder Flat Road. 1680 Comment
  RSA666425  Geum triflorum Barbara Ertter 1988-6-18 7627 Modoc Hwy 139 14.5 miles ENE of jct Hwy 299 at Canby, N of Bessler Reservoir. 1463 Comment
  UC114197  Geum triflorum Mrs. R. M. Austin June 1894 177 Modoc Willow Creek Comment
  CAS-BOT-BC214677  Geum triflorum M. M. Hanna 1956-6-5 s.n. Modoc Highway 139. Comment
  UC1536916  Geum triflorum Gordon H. True Jr. 1938-5-25 916 Modoc Adin Summit 1524 Comment
  UCD113307  Geum triflorum Geo C. Wood 1940-4-24 s.n. Modoc Spaulding Ranch, 20 miles n.e. of Alturas. 1371 Comment
  CAS-BOT-BC190698  Gilia inconspicua Bruce Bartholomew 1995-5-13 6905 Modoc 4.8 km W of Eagleville, E side of the S end of Surprize Valley. 1460 Comment
  CAS-BOT-BC190690  Gilia leptalea subsp. leptalea Bruce Bartholomew 1989-7-14 4944 Modoc ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch. 1340 Comment
  UC23639  Gilia salticola Mrs. C. C. Bruce June 1898 2328 Modoc near Likely; near Likely Comment
  CAS-BOT-BC190664  Gilia sinistra subsp. sinistra Arnold Tiehm 1984-6-30 8843 Modoc NW side of Bidwell Mt., 2.8 road miles N of Eight Mile Creek on the road from Lake Annie. 1828 Comment
  CDA39673  Glaux maritima C. Pierce 1976-7-23 s.n. Modoc Fee Ranch, Fort Bidwell. 0 Comment
  RSA323604  Glaux maritima A. Tiehm, Susan Cochrane, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Mineral Wells on east side of Alkali Lake. Comment
  RSA334845  Glaux maritima A. Tiehm, Susan Cochrane, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Mineral Wells on east side of Alkali Lake. Comment
  JEPS117623  Glyceria borealis Lowell Ahart, John Dittes 2010-8-31 17121 Modoc About 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  CAS-BOT-BC247691  Glyceria elata Bruce Bartholomew; Barrett Anderson 1988-7-23 4596 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UCD66835  Glyceria elata Beecher Crampton; Carl Rimbey 1954-7-8 2176 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC49575  Gnaphalium palustre Bruce Bartholomew; Barrett Anderson 1990-7-19 5402 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  HSC65392  Gnaphalium palustre Thomas Wood 1979-8-8 223 Modoc About 1.2 mi. S and then shortly W of Ft. Bidwell, along Hwy. 1 1372 Comment
  UCD77745  Gratiola heterosepala Robert E. Preston 2000-7-18 1418 Modoc Ca. 11 mi nw of Canby, 1,000 ft n of Hwy 139, T42N R8E se 1/4 of ne 1/4 Section 3 1487 Comment
  CHSC112837  Gratiola neglecta Lowell Ahart; John Dittes 2013-7-24 18917 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
  UC1191882  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-7-22 1067 Modoc dry canals at South Fork of Pit River Likely; dry canals at South Fork of Pit River Comment
  CDA13472  Grindelia nana G. F. Hrusa, T. D. Wilfred 1996-7-21 13319 Modoc Modoc Plateau; adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC110972  Grindelia nana Lowell Ahart; John Dittes 2012-7-11 18337 Modoc On bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC67342  Grindelia nana James D. Jokerst 1986-8-10 2754 Modoc Radar Site Survey S of Doublehead Mtn., Rimrock Lake. 1341 Comment
  CHSC85168  Grindelia nana John Dittes; Josephine Guardino 1991-8-23 448 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC54089  Hackelia cusickii L. Mott 1976-5-29 14 LM76 Modoc Devils Garden, N of Alturas. 1402 Comment
  CAS-BOT-BC54093  Hackelia cusickii Bruce Bartholomew; Barrett Anderson 1989-6-3 4852 Modoc 6.4 km N of State Hwy 299 on Crowder Flat Road and ca. 5.5 km S of Big Sage Reservoir. 1550 Comment
  JEPS25295  Hackelia cusickii Frances D. Payne 1932-6-10 425 Modoc s and e of Alturas (Parker Creek); Warner Mountains 1584 Comment
  UC1037253  Hackelia cusickii Leo Whitney 1934-5-13 1636 Modoc Devil's Garden near Timbered Mountain (ne portion of county); Modoc National Forest 1524 Comment
  UC573101  Hackelia cusickii F. H. Frost 1925-5-24 42 Modoc Steamboat Canyon; Warner Mountains 1767 Comment
  CAS-BOT-BC54059  Hackelia micrantha C. L. Hitchcock 1940-5-27 6692 Modoc 15 mi. NE of Alturas. 1615 Comment
  HSC5799  Helianthella californica subsp. nevadensis M. S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC49501  Helianthus annuus K. Paulson; Robert Paulson 1989-7-18 190 Modoc Parker Creek Rd. 1508 Comment
  POM311135  Helianthus annuus subsp. lenticularis Annetta Carter 1946-8-18 1775 Modoc Along roadiside in open valley; Eound Valley, 3 miles northeast of Adin 1402 Comment
  UC650533  Hemizonella minima Elmer I. Applegate 1936-5-18 10319 Modoc Bear Paw Cave Lava Beds National Monument Comment
  RSA767679  Hemizonia parryi subsp. rudis L. Ahart, John Dittes 2010-8-30 17060 Modoc North side of a small wash, about 10-15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8 air miles northeast of Bieber, Big Valley. 1268 Comment
  POM77803  Heracleum maximum Mrs. R. M. Austin 1895-07 176 Modoc Davis Creek Comment
  CAS-BOT-BC180041  Hesperochiron californicus R. M. Austin 1894-1-1 Modoc Goose Lake Valley. Comment
  UC71862  Hesperochiron californicus Mrs. M. H. Manning May, 1903 127 Modoc meadows near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC180034  Hesperochiron pumilus Mrs. H. C. Cantelow 1941-5-22 Modoc Hwy 299 just S of Adin Pass Summit. Comment
  UC26085  Hesperochiron pumilus Mrs. R. M. Austin 1894-1 Modoc Goose Lake Valley Comment
  UC1537542  Hesperochiron pumilus Gordon H. True Jr. 1938-5-25 917 Modoc between Widow Valley and Day 1219 Comment
  CAS-BOT-BC179182  Hesperolinon micranthum B. Bartholomew; Barrett Anderson 1988-6-23 4224 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC179183  Hesperolinon micranthum Helen K. Sharsmith 1955-6-25 4506 Modoc N slope of Jess Valley. 1584 Comment
  UC1212250  Hesperolinon micranthum Helen K. Sharsmith 1955-6-25 4506 Modoc n slope Jess Valley; Warner Mountains, Modoc National Forest 1584 Comment
  UC1212251  Hesperolinon micranthum Herbert L. Mason 1946-7-13 13448 Modoc w end of pass near Goose Lake (on road to Ft. Bidwell); Fandango Pass Comment
  UC54113  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock 1903-6-21 4237 Modoc Lava Beds Sierra Nevada Mountains (sw Modoc County) 1219 Comment
  CAS-BOT-BC225789  Heuchera cylindrica Annie Montague Alexander; L. Kellogg 1946-7-23 5042 Modoc E slope Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC225790  Heuchera cylindrica Annie Montague Alexander; L. Kellogg 1946-7-29 5089 Modoc Head of Eagle Creek, Warner Mts. 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
  JEPS49732  Heuchera cylindrica var. glabella W. L. Jepson 1918-8-7 7880 Modoc Mt. Bidwell 2507 Comment
  JEPS43514  Heuchera cylindrica var. ovalifolia B. M. Payne 1930-5-11 759 Modoc s and e Alturas (Parker Creek); Warner Mountains 1584 Comment
  UC1553376  Heuchera cylindrica var. ovalifolia Sch/Yor/Hor/Ach 1988-7-16 1837 Modoc on upper slopes of Squaw Peak; Warner Mts, Squaw Peak 2621 Comment
  NY783477  Heuchera rubescens A. J. Cronquist 1959-6-19 8504 Modoc Atop ridge south of Mill Creek, a little above Clear Lake; Warner Mountains 1981.2 Comment
  JEPS36580  Hieracium nudicaule L. S. Smith 1924-6-22 1428 Modoc Lava Beds Modoc Forest, Lava Beds 1310 Comment
  CAS-BOT-BC49485  Hieracium scouleri Alice Eastwood; John Thomas Howell 1940-6-15 8284 Modoc About 15 mi. N of Lookout. Comment
  HSC68937  Hieracium scouleri Gary Schoolcraft 1979-8-9 173 Modoc Above Ten Mile Creek area N of Fort Bidwell 1829 Comment
  UC201716  Hieracium scouleri W. P. Taylor and H. C. Bryant 1910-1-1 Modoc Head North Fork Parker Creek Warner Mountains, Head North Fork Parker Creek 2286 Comment
  HSC10126  Holcus lanatus M. T. Milligan 1966-7-1 519 Modoc N end of Jess Valley. 1616 Comment
  SBBG30537  Holmgrenia andina D. Myrick 1968-6-20 1980 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  CAS-BOT-BC214691  Holodiscus microphyllus var. glabrescens Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC214700  Holodiscus microphyllus var. glabrescens John Thomas Howell 1934-6-13 12068 Modoc Fandango Pass, Warner Mts. 1828 Comment
  CDA14600  Holodiscus microphyllus var. glabrescens G. D. Barbe 1991-8-27 4440 Modoc Warner Mountains; Windswept ridge east of Bald Mountain, Modoc National Forest. 2316 Comment
  RSA59360  Holodiscus microphyllus var. glabrescens E. K. Balls 1950-5-20 14813 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  RSA584728  Holosteum umbellatum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6519 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  UC1100320  Hordeum jubatum Herbert L. Mason 1947-8-9 13478 Modoc n Alturas; e side Fairchild Swamp Comment
  UCR136427  Hordeum jubatum var. caespitosum Beecher Crampton 1954-7-7 2160 Modoc Modoc Plateau, 2.5 miles east of Alturas, near radio station KCNO 1341 Comment
  CAS-BOT-BC247677  Hordeum marinum subsp. gussoneanum John H. Hatton 1911-6-12 45 Modoc unspecified Comment
  UC1024886  Hordeum murinum subsp. glaucum Leo Whitney 1935-5-26 3131 a Modoc Adin Comment
Read comments
May 5 2009
  POM34909  Horkelia fusca subsp. capitata R. M. Austin 1895-07 s.n. Modoc Willow Creek (Devils Garden) Comment
Read comments
Jul 11 2010
  CAS-BOT-BC214715  Horkelia tridentata K. Paulson 1978-6-24 s.n. Modoc Curtis Water Hole. Comment
  CAS-BOT-BC58587  Hornungia procumbens Bruce Bartholomew 1995-5-13 6901 Modoc E of Eagleville near Eagleville Airport, S end of Surprize Valley. 1390 Comment
  CAS-BOT-BC179324  Hydrophyllum capitatum var. alpinum L. A. M. Black 1894-4-1 107 Modoc Davis Creek. Comment
  CAS-BOT-BC179332  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; Barrett Anderson 1989-4-29 4688 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC179333  Hydrophyllum capitatum var. alpinum Elmer Ivan Applegate 1932-7-9 7588 Modoc N slope of Bidwell Mountain. Comment
  HSC13548  Hydrophyllum capitatum var. alpinum M. T. Milligan 1964-6-25 75 Modoc Upper Lassen Creek 1829 Comment
  HSC13547  Hydrophyllum capitatum var. alpinum M. T. Milligan 1964-5-17 30 Modoc 4 mi. N of Hwy. 299 on Big Sage Road 1524 Comment
  POM98604  Hydrophyllum capitatum var. alpinum F. W. Peirson 1926-6-25 6875 Modoc Cedarville Road, Warner Mountains. Comment
  RSA101502  Hydrophyllum capitatum var. alpinum R. Weatherby 1955-7-7 1602 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  RSA420898  Hydrophyllum capitatum var. alpinum George Willet 1935-6-21 s.n. Modoc Warren Mountains. 2287 Comment
  RSA420900  Hydrophyllum capitatum var. alpinum Christopher Davidson 1973-5-26 2717 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  RSA59652  Hydrophyllum capitatum var. alpinum E. K. Balls 1950-5-12 14638 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake. 1738 Comment
  JEPS35530  Hymenoxys hoopesii W. L. Jepson 1918-8-7 7873 Modoc Mount Bidwell 2438 Comment
  RSA580356  Hypericum androsaemum L. C. Wheeler 1935-09 3954 Modoc McGinty Reservoir, Devil's Garden. 1463 Comment
  CAS-BOT-BC179892  Hypericum scouleri Leland S. Smith 1922-7-24 1314 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC179893  Hypericum scouleri R. M. Austin 1894-1-1 Modoc Davis Creek. Comment
  CAS-BOT-BC497343  Hypericum scouleri G. Schoolcraft 1999-7-13 2864 Modoc Lower slopes of Warner Mtns., 3 mi N of Eagleville 1463 Comment
  JEPS69740  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  UC100829  Ipomopsis congesta Milo S. Baker Modoc Frestdale Comment
  CAS-BOT-BC190644  Ipomopsis congesta subsp. montana Bruce Bartholomew 1990-8-4 5637 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  SJSU8827  Ipomopsis congesta subsp. montana H. L. Buckalew 1961-7-1 Modoc lower slopes Cedar Mt, Warner Mts 2194 Comment
  CAS-BOT-BC248372  Ipomopsis tenuituba B. Bartholomew; H. Sun 2002-6-24 8863 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  POM75252  Ipomopsis tenuituba Mrs. R. M. Austin 1895-07 449 Modoc Sugar Hill Comment
  UC117145  Iris missouriensis Mrs. R. M. Austin Jun 1894 75 Modoc Goose Lake Valley Comment
  UC4305  Iris missouriensis Mrs. R. M. Austin and Bruce Jun 1898 2231 Modoc Goose Lake valley Comment
  RSA181832  Iris missouriensis H. N. Metcalf, Jack C. Wilson 1965-7-1 65 -22 Modoc Likely, in a canyon in foothills of Warner Mountains 1646 Comment
  NY411179  Isatis tinctoria M. J. Williams 1984-6-29 84- 73 --1 Modoc Fandango Pass road, Warner Mountains. 0.8 mi E of Hwy 395. 1463.0 Comment
  SEINET5342458  Isatis tinctoria M. J. Williams 1984-6-29 84- 73 -1 Modoc Fandango Pass road, Warner Mountains. 0.8 miles east of Hwy. 395. 1463 Comment
  CAS-BOT-BC30187  Isoetes bolanderi Louis Cutter Wheeler 1935-8-14 3857 Modoc Cave Lake, Warner Mts. 2072 Comment
  CAS-BOT-BC49491  Iva axillaris subsp. robustior Bruce Bartholomew; Barrett Anderson 1989-6-2 4831 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  CDA13471  Iva axillaris subsp. robustior G. F. Hrusa, T. D. Wilfred 1996-7-21 13318 Modoc Modoc Plateau; adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  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
  JEPS47196  Ivesia gordonii Frances D. Payne 1931-6-29 302 C Modoc e slope Mt. Warren; Warner Mountains 2286 Comment
  HSC63036  Ivesia gordonii var. ursinorum J. P. Smith, J. O. Sawyer 1973-8-8 7231 Modoc Near summit of Eagle Peak 2988 Comment
  CHSC99252  Juncus ambiguus Lowell Ahart; John Dittes 2008-6-21 15002 Modoc On damp to dry bare soil, around a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north-northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber. 1260 Comment
  UC711865  Juncus bufonius Roxana S. Ferris and Laura Lorraine 1941-8-14 10603 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  CHSC109634  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2012-7-11 18339 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS119967  Juncus ensifolius Lowell Ahart, John Dittes 2012-7-12 18369 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC100840  Juncus mertensianus L. P. Janeway; B. Castro 2008-8-17 9573 A 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
  CAS-BOT-BC245044  Juncus nevadensis Bruce Bartholomew; Barrett Anderson 1988-7-23 4584 Modoc Vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp, Warner Mts.. 2170 Comment
  RSA30797  Juncus nevadensis C. L. Hitchcock 1940-5-27 6715 Modoc 15 miles NE of Alturas. Comment
  UC1601785  Juncus nevadensis Baker and Nutting 1894-1 Modoc Comment
  RSA368256  Juncus orthophyllus George Willet 1935-6-14 s.n. Modoc 4 miles E of Likely. 1524 Comment
  RSA210799  Juncus torreyi Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39067 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point. 1433 Comment
  CAS-BOT-BC30163  Juniperus communis var. montana Bruce Bartholomew 1990-6-16 5262 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  CHSC115481  Juniperus occidentalis L. P. Janeway 2014-7-8 11469 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
  NY20182  Juniperus occidentalis B. M. Bartholomew 1988-5-13 4142 Modoc This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1044490  Juniperus occidentalis Mrs. B. N. Berry 1955-9-30 Modoc n Timber Mountain (on hwy between Klamath Falls and Canby); Modoc National Forest 1341 Comment
  CHSC99963  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
  RSA6220  Juniperus occidentalis var. occidentalis Elmer I. Applegate 1932-7-9 7622 Modoc Big Grade, Fandango Pass. Goose Lake side Comment
  CAS-BOT-BC225091  Kelloggia galioides E. S. Willits 1940-6-9 335 Modoc Fandango Pass. Comment
  HSC19852  Kelloggia galioides M. T. Milligan 1965-6-30 388 Modoc Slopes and ridges E of Jess Valley 1738 Comment
  HSC80759  Kelloggia galioides G. M. Riegel 1979-7-27 603 Modoc S Warner Mtns. 1670 Comment
  UC1037211  Kelloggia galioides Leo Whitney 1934-5-28 1572 Modoc ca 15 mi nw Canby (Spaulding's Butte, Hackamore); Modoc National Forest 1463 Comment
  UC748482  Kelloggia galioides Annie M. Alexander and Louise Kellogg 1946-7-23 5039 Modoc e slope Emerson Peak; Warner Mountains Comment
  CAS-BOT-BC95540  Kochia americana Bruce Bartholomew; Barrett Anderson 1989-6-2 4832 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  RSA534556  Koeleria macrantha Bruce Bartholomew, B. Anderson 1990-7-21 5576 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  UC1137087  Koeleria macrantha August L. Hormay 1932-7-14 Modoc D D plot site Comment
  UCD86015  Koeleria macrantha E. Wilson 1934-5-15 s.n. Modoc 20 miles from Alturas. Comment
  CAS-BOT-BC54068  Lappula redowskii Bruce Bartholomew; Barrett Anderson 1989-6-2 4821 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UC78792  Lappula redowskii Mrs. R. M. Austin July 1885 Modoc Goose Lake Valley Comment
  UC1075759  Lathyrus brownii Robert J. Weatherby 1955-7-8 1621 Modoc 6 mi n Ft. Bidwell (n Warner Mts.); Warner Mts. 1783 Comment
  CAS-BOT-BC181974  Lathyrus rigidus R. M. Austin 1894-5-1 Modoc Goose Lake Valley. Comment
  RSA74593  Lathyrus rigidus C. L. Hitchcock 1950-5-27 19225 Modoc 20 miles N of Alturas Comment
  UC15320  Lathyrus rigidus Mrs. R. M. Austin and Bruce May 1898 2216 Modoc Goose Lake Valley Comment
  CAS-BOT-BC49455  Layia glandulosa C. C. (Mrs.) Bruce 1898-6-1 2172 Modoc Near Alturas. Comment
  POM77416  Ledum glandulosum Mrs. R. M. Austin 1895-07 304 Modoc Tamaracks Comment
  RSA8238  Ledum glandulosum Elmer I. Applegate 1932-8-7 8224 Modoc Just above Lily Lake, Bidwelll Pass, Warner Mts. Comment
  UC105922  Ledum glandulosum Mrs. R. M. Austin 145 Modoc Lassen Creek Comment
  RSA0011491  Lemna Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46965 Modoc Ca. 3.4 miles north of Alturas at bridge over North Fork of Pit River 1341 Comment
  JEPS408  Lemna trisulca W. L. Jepson 1918-8-10 7929 Modoc Alturas 1371 Comment
  RSA551336  Lemna trisulca Bruce Bartholomew 1992-8-7 6361 Modoc Meadow 2.3 km west of West Warner Road at Soup Creek, west side of Warner Mountains 1720 Comment
  SJSU9999  Lemna valdiviana H. L. Buckalew 1961-6-21 Modoc Stough (""Stowe"") Reservoir c. 2 mi N of Cedar Pass on the Alturas-Cedarville Rd, Warner Mts 1981 Comment
  CAS-BOT-BC58456  Lepidium campestre Bruce Bartholomew 1995-6-1 6925 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  JEPS127310  Lepidium campestre Lowell Ahart, John Dittes 2016-7-14 21162 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
  CHSC117504  Lepidium chalepense Lowell Ahart; John Dittes 2016-7-14 21166 Modoc West side of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  RSA59581  Leptosiphon ciliatus Verne Grant, Alva Grant 1950-7-14 8948 Modoc near base of Cedar Mt. ridge, Warner Mts. 1982 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
  POM74259A  Leptosiphon liniflorus Mrs. R. M. Austin 1895-07 534 Modoc Goose Lake Valley. Comment
  RSA504674  Leptosiphon nuttallii Bruce Bartholomew, B. Anderson 1988-6-24 4295 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  JEPS6665  Lesquerella occidentalis subsp. occidentalis Mrs. C. C. Bruce June 1898 2136 Modoc Lake City Mt. 1828 Comment
  CAS-BOT-BC197460  Lewisia nevadensis Annie Montague Alexander; L. Kellogg 1946-6-15 4780 Modoc Deep Creek. 2194 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
  SJSU9824  Lewisia rediviva H. L. Buckalew 1961-6-26 Modoc Deep Cr Canyon, Warner Mts 1752 Comment
  UC1586893  Lewisia triphylla Juha Pykala and D. H. Norris 1987-5-28 1277 Modoc ca 3-4 mi w Lake City (Lake City Canyon); Warner Mountains, Modoc National Forest, Lake City Canyon 1828 Comment
  SEINET190941  Leymus cinereus A. A. Beetle 1941-6-29 2841 Modoc 15 miles east of Alturas on road to Cedarville Pass 1372 Comment
  UCD64232  Leymus cinereus Beecher Crampton; Carl Rimbey 1954-7-8 2177 Modoc Jess Valley, Warner Mountains, 15 mi. east of Likely. Comment
  CDA32457  Leymus cinereus G. D. Barbe, T. C. Fuller 1979-8-21 2546 Modoc East side of County Highway 1, 5.6 km south of Fort Bidwell, 3.2 lm north of Fandango Pass Road. 0 Comment
  CAS-BOT-BC247630  Leymus triticoides John Thomas Howell 1934-7-1 12339 Modoc Duncan Horse Camp. 1355 Comment
  JEPS16567  Ligusticum grayi L. S. Smith 1918-7-11 985 Modoc Warner Mts., Mill Creek Meadow 2072 Comment
  CAS-BOT-BC242072  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC242073  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  RSA210888  Limosella acaulis Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39119 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC238354  Limosella aquatica Alice Eastwood; John Thomas Howell 1940-6-12 8099 Modoc Midway between Likely and Alturas Comment
  UC1101426  Limosella aquatica Herbert L. Mason and Verne Grant 1947-7-12 13418 Modoc s Alturas (Pit River Valley); Pit River Valley Comment
  UCR131612  Limosella aquatica L. C. Wheeler 1935-9-1 3934 Modoc Pine Spring, Devil's Garden 1524 Comment
  UCR131614  Limosella aquatica L. C. Wheeler 1935-8-14 3856 Modoc Warner Mtns., Cave Lake, Pine Creek 2073 Comment
  JEPS17627  Limosella aquatica Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5388 Modoc near roadside about 4 mi s of Cedarville (on western edge of Surprise Valley); Surprise Valley 1463 Comment
  CAS-BOT-BC198047  Linanthus harknessii Bruce Bartholomew; Barrett Anderson 1990-7-20 5517 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UC880256  Linanthus harknessii Lewis S. Rose 1940-6-14 40573 Modoc 8 mi nw Canby 1524 Comment
  JEPS17731  Linanthus harknessii Rimo Bacigalupi with G. T. Robbins 1955-7-20 5397 Modoc 3.3 mi e Patterson (flat at summit of forest rd across s end of Warner Mts.); Modoc National Forest, Warner Mts. 2225 Comment
  UC1178810  Linanthus septentrionalis Herbert L. Mason 1946-7-13 13453 Modoc Fandango Pass Warner Mountains Comment
  CDA37693  Linaria dalmatica Robin Breckenridge 2005-6-18 s.n. Modoc New Pine Creek, along Highway 395 near California/Oregon border. 0 Comment
  CDA6357  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11169 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA6363  Linaria genistifolia subsp. dalmatica T. C. Fuller 1962-8-29 9485 Modoc Near Sugar Hill Planting, Lassen Creek, 11 miles south of New Pine Creek. 0 Comment
  UCD123907  Linaria vulgaris T. C. Fuller 1960-7-27 4876 Modoc 100 square feet around old mill site, Lassen Creek, near Sugar Hill Planting. Comment
  CAS-BOT-BC179168  Linum lewisii John Thomas Howell 1934-6-11 11933 Modoc Parker Creek. 1584 Comment
  UC17253  Linum lewisii Milo S. Baker 1893-6 Modoc Lava Beds Comment
  CHSC109495  Linum lewisii var. lewisii L. P. Janeway; B. Castro 2012-7-26 11010 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  SBBG30509  Linum lewisii var. lewisii D. Myrick 1968-6-20 1972 Modoc 20 mi W of Canby on Hwy 139 1524 Comment
  CAS-BOT-BC242177  Listera convallarioides C. C. (Mrs.) Bruce 1898-1-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  OBI47979  Lithophragma glabrum Rhonda Riggins 1989-4-28 1658 Modoc Pencil Rd 4.1 mi N of hwy 395 E of Alturas 1402 Comment
  CAS-BOT-BC225824  Lithophragma parviflorum Bruce Bartholomew 1992-5-14 6279 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CAS-BOT-BC225833  Lithophragma parviflorum Bruce Bartholomew; Barrett Anderson 1989-4-29 4663 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  UCR87509  Lithophragma parviflorum George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 16.1 miles NW of Canby along Calif. Hwy 139 1280 Comment
  HSC80732  Lithophragma tenellum G. M. Riegel 1980-7-22 919 Modoc S Warner Mtns. 1670 Comment
  SJSU5767  Lithophragma tenellum H. L. Buckalew 1961-6-24 Modoc 1.5 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 2011 Comment
  JEPS5959  Lithophragma tenellum Frances D. Payne 1929-7-7 55 B Modoc 2 mi sw Mt. Warren (Pine Creek Basin, se Modoc County); Warner Mts., Pine Creek Basin, sw of Mt. Warren 2133 Comment
  UCSB12727  Lithophragma tenellum Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc Dry Creek Road, near Cedarville, Warner Mountains Comment
  UC24881  Lithospermum californicum Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC54033  Lithospermum ruderale C. C. (Mrs.) Bruce 1898-6-1 2197 Modoc Goose Lake valley. Comment
  CHSC112504  Lithospermum ruderale L. P. Janeway; B. Castro 2014-6-2 11310 Modoc Great Basin.Along County Road 1, 1.0 km north of the road to the southwest corner of Cow Head Lake (County Road 5), on the east side of Long Canyon, low in the canyon. 1566 Comment
  CAS-BOT-BC21436  Lomatium bicolor var. leptocarpum Bruce Bartholomew 1995-6-4 6964 Modoc Round Valley 1.8 km S of State Hwy 299 on County road 86. 1280 Comment
  CHSC117802  Lomatium bicolor var. leptocarpum L. P. Janeway 2016-5-16 11970 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  SEINET3081248 Image available Lomatium bicolor var. leptocarpum Arnold Tiehm 1984-7-30 8827 Modoc 8.9 road miles NE of Ft. Bidwell on main road to Adel, just past the road summit. 1615 Comment
  CAS-BOT-BC21430  Lomatium canbyi Bruce Bartholomew 1993-4-5 6414 Modoc S side of Pit River on County Road 84, ca. 2 km E of County Road 85. 1340 Comment
  CAS-BOT-BC21434  Lomatium canbyi Isabelo T. Kelly 1930-1-1 10 Modoc Cow Lake. Comment
  UC1483806  Lomatium canbyi G. Schoolcraft 1980-4-10 205 Modoc near intersection of Hwys 395 and 299 on powerline R/W 1499 Comment
  CAS-BOT-BC30170  Lomatium dissectum var. multifidum Annie Montague Alexander; L. Kellogg 1946-6-10 4725 Modoc Slope facing Lower Lake, lava bench between Lower and Snake lakes. Comment
  CAS-BOT-BC30174  Lomatium dissectum var. multifidum K. Paulson; Robert Paulson 1988-6-11 34 Modoc North of Stough Reservoir, Warner Mts.. 1676 Comment
  NY1141374  Lomatium foeniculaceum var. macdougalii B. M. Bartholomew 1995-5-13 6909 Modoc 4.8 km west of Eagleville, east side of the south end of Surprize Valley 1480 Comment
  CAS-BOT-BC497342  Lomatium grayi G. Schoolcraft 1999-7-13 2866 Modoc Warner Mts. N of Stowe Reservoir 1981 Comment
  SEINET230255  Lomatium leptocarpum Arnold Tiehm 1984-7-30 8827 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel just past the road summit 1615 Comment
  CAS-BOT-BC30149  Lomatium macrocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6439 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  HSC21526  Lomatium macrocarpum R. C. Wunner 1965-7-1 320 Modoc Lava Beds National Monument, top of Gillem's Bluff near N.W. entrance 1372 Comment
  HSC80780  Lomatium nevadense G. M. Riegel 1980-6-30 782 Modoc S Warner Mtns. 1739 Comment
  RSA125347  Lomatium nevadense P. H. Raven, Otto T. Solbrig 1958-6-18 13311 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  SEINET13944568 Image available Lomatium nevadense W. A. Weber 1965-1 12241 Modoc North slope of Adin summit, 24 miles west of Alturas; 4400 ft 1341 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
  HSC21547  Lomatium nevadense var. nevadense M. T. Milligan 1966-5-14 609 Modoc Plateau W of Jess Valley 1829 Comment
  UC1088543  Lomatium nevadense var. parishii Ornduff 1958-7-2 5017 Modoc 1 mi E of Patterson Meadow campground; Warner Mountains, Modoc National Forest 2438 Comment
  RSA59723  Lomatium nudicaule E. K. Balls 1950-5-18 14751 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  UC748244  Lomatium nudicaule Annie M. Alexander and Louise Kellogg 1946-6-14 4771 Modoc Silver Creek branch of Patterson Mill rd. 1828 Comment
  UCD127708  Lomatium nudicaule Geo. C. Wood 1940-4-25 s.n. Modoc Fleming Ranch southeast end of Goose Lake. Comment
  CAS-BOT-BC15769  Lomatium nudicaule 1976-5-1 9 LM76 Modoc Devils Garden N of Alturas. 1402 Comment
  HSC80778  Lomatium triternatum G. M. Riegel 1980-8-27 1114 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC21407  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-30 12253 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC21415  Lomatium triternatum var. triternatum 1976-5-29 8 LM76 Modoc Devils Garden N of Alturas. 1402 Comment
  CAS-BOT-BC21402  Lomatium vaginatum Mrs. H. C. Cantelow 1940-5-31 4507 Modoc 3 mi. E of Canby. Comment
  JEPS28835  Lomatium vaginatum Lincoln Constance and Emil DiFulvio 1962-4-16 3750 Modoc 3.2 mi. n. Likely 1310 Comment
  SEINET9672910  Lomatium vaginatum M. J. Williams 1988-5-30 88- 26 -5 Modoc Jess Valley, E of Likely, south of roadside rest 1524 Comment
  CAS-BOT-BC95169  Lonicera interrupta Belknap C. Goldsmith 1912-7-1 51 Modoc Little Hot Spring Valley. 1219 Comment
  RSA504631  Lonicera involucrata Bruce Bartholomew, B. Anderson 1988-6-24 4329 Modoc Lily Lake, W side of the Warner Mountains. Sierran montane forest. Comment
  SEINET3557098 Image available Lotus crassifolius Annie M. Alexander, Louise Kellogg 1946-7-7 4938 Modoc Eight Mile Creek, NE corner of county 1753 Comment
  CAS-BOT-BC181958  Lotus denticulatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16475 Modoc Roadside 2.4 mi. S of Davis Creek. Comment
  JEPS118255  Lotus denticulatus Lowell Ahart, John Dittes 2011-6-22 17545 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  UC15562  Lotus denticulatus Milo S. Baker 1893-6-28 Modoc near Pitt River Comment
  RSA503051  Lotus nevadensis Bruce Bartholomew, B. Anderson 1988-6-23 4227 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  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
  CAS-BOT-BC190814  Ludwigia peploides subsp. peploides Bruce Bartholomew 1994-10-9 6887 Modoc 0.5 km N of Lassen County on road to Eagleville, S end of Surprise Valley. 1380 Comment
  CAS-BOT-BC181932  Lupinus Clare Butterworth Hardham 1961-6-19 7837 Modoc Davis Creek. 1676 Comment
  CAS-BOT-BC198272  Lupinus John Thomas Howell 1934-6-14 12120 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC498665  Lupinus C. B. Wolf 1931-9-4 2398 Modoc At Canby 1325 Comment
  CAS-BOT-BC181924  Lupinus albifrons R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2146 Modoc Hills. Comment
  RSA32835  Lupinus arbustus subsp. calcaratus A. A. Heller 1941-6-25 16205 Modoc Border of a meadow near the beginning of the grade, west side of Cedar Pass. Comment
  RSA59734  Lupinus arbustus subsp. calcaratus E. K. Balls 1950-5-20 14798 Modoc 1.5 miles below Clear Lake, from Likely, South Fork Pitt River. 1677 Comment
  SEINET10484640  Lupinus arbustus subsp. calcaratus Jeffrey Huber 1971-6-3 Huber 87 Modoc 5 miles s of canby on cal hwy 299, lupinus heavily carpeting hillside of large Basaltic boulders, sparse juniper, artemisia, purshia, poa assoc. 1280 Comment
  CAS-BOT-BC182182  Lupinus argenteus Mrs. H. C. Cantelow 1940-5-31 Modoc 1.8 mi. W of Canby. Comment
  CAS-BOT-BC182183  Lupinus argenteus C. P. Smith 1947-6-13 47450 Modoc Highway 299, Canby, 2.5 mi. S. Comment
  CAS-BOT-BC182194  Lupinus argenteus John Thomas Howell 1934-6-15 12183 Modoc Alturas. Comment
  CAS-BOT-BC182220  Lupinus argenteus H. P. Bracelin 1931-6-30 500 Modoc S end of Alturas. 1524 Comment
  HSC81084  Lupinus argenteus G. M. Riegel 1979-7-14 535 Modoc South Warner Mtn. 509 Comment
  UC1191478  Lupinus argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  UC71804  Lupinus argenteus Mrs. M. H. Manning 1902-10-4 50 Modoc near Fort Bidwell (ne Modoc County); near Fort Bidwell Comment
  SEINET10870583  Lupinus argenteus subsp. argenteus Charles Piper Smith 1947-6-13 Smith 47450 Modoc Hwy 299, 2.5 miles s Comment
  POM212695  Lupinus argenteus var. argenteus H. P. Bracelin 1931-6-30 500 Modoc Alturas, south end of town. 1524 Comment
  RSA3393  Lupinus argenteus var. argenteus Carl B. Wolf 1931-9-4 2398 Modoc At Canby. 1326 Comment
  RSA722577  Lupinus argenteus var. argenteus R. R. Halse 2006-8-4 6996 Modoc Modoc National Forest, south end of the Warner Mountains, along Patterson Mill Road by Homestead Flat. 2152 Comment
  CAS-BOT-BC182087  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47455 Modoc Highway 395, Davis Creek (town), 6.4 mi. S. Comment
  CAS-BOT-BC182098  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47460 Modoc Highway 395, Pine Creek (town), 0.8 mi. S. Comment
  CAS-BOT-BC182100  Lupinus argenteus var. heteranthus Elmer Ivan Applegate 1929-6-25 5905 Modoc Willow Ranch, Goose Lake Valley. Comment
  CAS-BOT-BC182115  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-13 8137 Modoc W side of Fandango Pass. Comment
  CAS-BOT-BC182117  Lupinus argenteus var. heteranthus Annie Montague Alexander; L. Kellogg 1946-6-12 4739 Modoc Fandango Pass road. 1706 Comment
  CAS-BOT-BC182119  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 mi. NE of Alturas. 1402 Comment
  JEPS118333  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2011-6-22 17555 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  CAS-BOT-BC181893  Lupinus brevicaulis Margaret J. Williams; Arnold Tiehm; J. Nachlinger 1988-6-2 88- 28 -3 Modoc Jess Valley, E of Likely S of roadside rest. Comment
  CHSC112351  Lupinus brevicaulis L. P. Janeway; B. Castro 2014-2-6 11285 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  HSC76462  Lupinus burkei B. J. Cox 1970-6-8 2080 Modoc 1 mi. N of Davis Creek, on U.S. Hwy. 395 Comment
  RSA260742  Lupinus burkei subsp. burkei Alice Eastwood, John T. Howell 1940-6-13 8129 Modoc Near Davis Creek. Comment
  HSC14805  Lupinus caudatus M. T. Milligan 1965-6-27 355 Modoc E slope of eroded volcanic plateau. 1677 Comment
  SEINET10488607  Lupinus caudatus James P. Smith, John O. Sawyer 1973-8-8 Smith, Jr. 7237 Modoc S slopes of eagle peak; t40 n, r16e, sec 31; rock scree and sagebrush. 2560 Comment
  SEINET195683  Lupinus laxiflorus var. calcaratus Annie M. Alexander, Louise Kellogg 1946-7-22 5038 Modoc End of road at Bear Camp Flat, Warner Mountains. 2286 Comment
  CAS-BOT-BC181865  Lupinus lepidus var. sellulus K. Paulson; Robert Paulson 1989-5-21 118 Modoc Crowder Flat Road, Devil's Garden. 1341 Comment
  CAS-BOT-BC181869  Lupinus lepidus var. sellulus M. M. Hanna 1956-6-7 Modoc Highway 139 Comment
  UC15911  Lupinus leucophyllus Milo S. Baker 1893-6-20 Modoc Comment
  NY747388  Lupinus leucophyllus var. belliae M. S. Baker 1893-6-20 s.n. Modoc Comment
  NY747370  Lupinus leucophyllus var. leucophyllus K. Paulson 1988-6-19 43 Modoc Cottonwood Flat 1524 Comment
  SEINET10491189  Lupinus leucophyllus var. leucophyllus Delzie Demaree 1959-8-15 Demaree 41468 Modoc Moist bottoms; modoc nat'l forest. Comment
  UC199285  Lupinus microcarpus var. densiflorus M. F. Gilman 562 Modoc Comment
Read comments
Jan 12 2007
  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
  JEPS15478  Lupinus microcarpus var. microcarpus Joseph and Hilda W. Grinnell 1938-6-16 1114 a Modoc 6 mi s Fort Bidwell; s of Fort Bidwell 1463 Comment
  NY747603  Lupinus polyphyllus var. saxosus B. J. Cox 1970-6-8 1956 Modoc 6 miles north of Alturas at Jct. of US Hwy. 395-299 with Cedarville road 1463 Comment
  HSC14935  Lupinus pusillus subsp. intermontanus M. T. Milligan 1964-6-6 11 Modoc N side of Dorris Reservoir along shore 1372 Comment
  RSA520476  Lupinus ruber Bruce Bartholomew, B. Anderson 1989-4-28 4645 Modoc 8.8 km N of State hwy 299 on road to Raker and Thomas Reservoir. 1470 Comment
  RSA60328  Lupinus ruber E. K. Balls 1950-5-10 15965 Modoc 0.5 miles past fork of 395 and road to Cedarville, from Alturas. 1585 Comment
  RSA614441  Lupinus ruber LeRoy E. Detling 1948-5-24 6253 Modoc Pit River 1463 Comment
  CAS-BOT-BC181807  Lupinus saxosus Bruce Bartholomew; Mona Bourell 1990-4-27 5181 Modoc Vicinity of Lower Cummings Reservoir, 5 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  CAS-BOT-BC181818  Lupinus saxosus Edward Kent Balls 1950-5-10 15965 Modoc 0.5 mi. past fork of Hwy 395 and road from Alturas to Cedarville. 1584 Comment
  RSA486801  Lupinus saxosus Bruce Bartholomew, B. Anderson 1988-5-13 4149 Modoc Along Parker Creek Road, at the border of Modoc National Forest and 16 km WSW of Alturas, side of the Warner Mtns. 1580 Comment
  SD116284  Lupinus saxosus B. J. Cox 1971-6-3 2608 Modoc 6.0 miles north of Alturas on U. S. Highway 395. 1341 Comment
  UC1481316  Lupinus saxosus Cox, Dunn, Fleak 1970-6-8 1956 Modoc at Jct of US Hwy 395-299 with Cedarville Road 6 mi n Alturas; n of Alturas 1463 Comment
  HSC14136  Luzula parviflora M. T. Milligan 1965-7-10 426 Modoc W slopes of Eagle Peak 2439 Comment
  RSA0016027  Lythrum tribracteatum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39099 Modoc On muddy spit and shore of N Fork of Pit River 3.4 mi. N of Alturas where crossed by Highway 395. 1341 Comment
  RSA0016028  Lythrum tribracteatum H. L. Mason, Verne Grant 1947-7-10 13324 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  RSA608616  Machaeranthera canescens var. shastensis L. C. Wheeler 1935-8-27 3924 Modoc South Mountain, Devil's Garden 1524 Comment
  CAS-BOT-BC49428  Madia citriodora Bruce Bartholomew 1993-6-14 6649 Modoc 2 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1320 Comment
  RSA504642  Madia citriodora Bruce Bartholomew, B. Anderson 1988-6-23 4242 Modoc 4.2 kim NW of Day. 1020 Comment
  CAS-BOT-BC49431  Madia elegans Bruce Bartholomew 1994-7-4 6852 Modoc N side of the Pit River along County Road 84, 3.5 km W of State Hwy 299. 1340 Comment
  UC33220  Madia elegans Milo S. Baker 1893-6-29 Modoc Comment
  UC89361  Madia exigua Mrs. R. M. Austin July 1894 281 Modoc Davis Creek Comment
  CAS-BOT-BC49403  Madia glomerata John Thomas Howell 1934-7-3 12375 Modoc 5 mi. S of Hackamore. Comment
  CAS-BOT-BC49446  Madia glomerata Louis Cutter Wheeler 1935-8-27 3923 Modoc 1 mi. E of South Mountain, Devil's Garden. 1524 Comment
  JEPS114390  Madia glomerata Lowell Ahart, John Dittes 2008-8-25 15296 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  JEPS120510  Madia glomerata L. P. Janeway, B. Castro 2012-7-25 10983 Modoc Warner Mountains. Comment
  POM312519  Madia glomerata H. L. Mason 1947-8-11 13496 Modoc On Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  UC71798  Madia glomerata Mrs. M. H. Manning August 1904 252 Modoc meadows near, ne Modoc County Fort Bidwell Comment
  CAS-BOT-BC242041  Maianthemum racemosum K. Paulson; Robert Paulson 1989-6-21 143 Modoc Pine Creek Basin, W side of the Warner Mts. 2109 Comment
  HSC81154  Maianthemum racemosum subsp. amplexicaule G. M. Riegel 1980-7-8 848 Modoc 1670 Comment
  CAS-BOT-BC242166  Maianthemum stellatum Francis Dorris Payne 1931-6-20 201 Modoc Parker Creek. Comment
  CAS-BOT-BC49389  Malacothrix sonchoides Bruce Bartholomew 1991-6-22 5845 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  CAS-BOT-BC179100  Malva neglecta Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16402 Modoc Along Thoms Creek, 6.1 mi. E of Hwy. 288, along Cedar Pass road. Comment
  CAS-BOT-BC179098  Malva neglecta Mrs. H. C. Cantelow 1940-6-1 4012 Modoc E slope Cedar Pass. Comment
  UC18742  Malva neglecta M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC95626  Marah fabacea Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-12 6527 Modoc SW facing slope between Whitehorse Reservoir and Little Hot Spring Valley. 1270 Comment
  UCD169464  Marsilea oligospora Louis C. Wheeler 1935-9-18 3993 Modoc Everly Reservoir, Devil's Garden. 1524 Comment
  POM229956  Marsilea vestita L. C. Wheeler 1935-8-18 3897 Modoc 2 miles northeast of Alturas 1357 Comment
  JEPS119672  Matricaria discoidea Lowell Ahart, John Dittes 2012-7-12 18353 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS126541  Matricaria occidentalis Lowell Ahart, John Dittes 2016-6-6 20961 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  CHSC117234  Medicago lupulina Lowell Ahart; John Dittes 2016-7-16 21243 Modoc Between the first pond and the second going west, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  HSC14990  Medicago lupulina M. T. Milligan 1966-6-14 460 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC247627  Melica bulbosa Leland S. Smith 1917-6-21 53 Modoc South Fork Fitzhugh Creek. 1981 Comment
  UC705880  Melica stricta Marion Ownbey, Fred G. Meyer 1940-7-1 2152 Modoc Cedar Peak; Warner Mts. Comment
  HSC15027  Melilotus officinalis R. C. Wunner 1965-6-13 170 Modoc Lava Beds National Monument, Indian Well Headquaters, SE side of headquaters. 1454 Comment
  CAS-BOT-BC179867  Mentha arvensis Bruce Bartholomew 1990-8-3 5616 Modoc 8 km E of Likely on road to Jess Valley. Along S Fork of the Pit River. 1420 Comment
  JEPS121211  Mentha arvensis Lowell Ahart, John Dittes 2013-7-24 18939 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  POM126662  Mentha canadensis Franklin P. Nutting s.n. Modoc Forestdale Comment
  UC70386  Mentha canadensis Milo S. Baker July 1898 539 Modoc Forestdale Comment
  UC748411  Mentzelia albicaulis Annie M. Alexander and Louise Kellogg 1946-6-12 4736 Modoc east side Fandango Pass rd. 1676 Comment
  CAS-BOT-BC179140  Mentzelia dispersa Alice Eastwood; John Thomas Howell 1940-6-12 8056 Modoc Between Likely and Jess Valley. Comment
  POM84012  Mentzelia dispersa R. M. Austin 1895-08 100 Modoc Goose Lake Valley Comment
  POM84013  Mentzelia dispersa R. M. Austin 517 Modoc Willow Creek. Comment
  UCD117344  Mentzelia laevicaulis Verne Grant; Irving Schneider 1947-7-22 8161 Modoc at headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to south end of Goose Lake. Comment
  CAS-BOT-BC179119  Mentzelia montana Bruce Bartholomew; Barrett Anderson 1989-6-2 4822 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC179115  Mentzelia veatchiana Bruce Bartholomew 1991-6-22 5857 Modoc NE side of Surprise Valley on road to Fee Reservoir, 6.4 km E of Fort Bidwell. 1490 Comment
  UC1408973  Menyanthes trifoliata R. F. Thorne and C. W. Tilforth 1969-9-5 39166 Modoc Modoc National Forest, Warner Mountains, Clear Lake Clear Lake; Modoc National Forest, Warner Mountains, Clear Lake 1767 Comment
  CAS-BOT-BC54042  Mertensia ciliata Bruce Bartholomew 1991-6-21 5802 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 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
  HSC80936  Mertensia oblongifolia G. M. Riegel 1980-8-9 1016 Modoc S Warner Mtns. 2100 Comment
  NY1084276  Mertensia oblongifolia B. M. Bartholomew 1992-5-15 6300 Modoc Tamarack Flat, east side of the Warner Mountains 2160 Comment
  CAS-BOT-BC54018  Mertensia oblongifolia var. nevadensis Bruce Bartholomew; Barrett Anderson 1988-5-13 4157 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  JEPS70777  Mertensia oblongifolia var. nevadensis Steffen 1917-6-9 29 A Modoc Modoc Forest, Jess Valley 1981 Comment
  RSA534714  Mertensia oblongifolia var. nevadensis Bruce Bartholomew 1991-6-21 5802 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  CAS-BOT-BC225965  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1989-4-30 4717 Modoc Along Ralston Gulch, 2.4 km S of Caldwell Road (Co. road 54). 1450 Comment
  CAS-BOT-BC225969  Micranthes oregana Bruce Bartholomew 1991-8-5 6041 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC95555  Micromonolepis pusilla Bruce Bartholomew; Barrett Anderson 1989-6-2 4813 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC49393  Microseris nutans Bruce Bartholomew; Mona Bourell 1990-4-28 5208 Modoc 4.3 km SE of Rush Creek on road to Hunters Ridge. 1550 Comment
  UC35775  Microseris nutans M. S. Baker and Frank Nutting 1894-6-20 Modoc Whitehorse Lake Comment
  CAS-BOT-BC197905  Microsteris gracilis Bruce Bartholomew 1990-6-15 5242 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  CAS-BOT-BC197909  Microsteris gracilis E. S. Willits 1940-5-17 267 Modoc Willow Ranch. Comment
  CAS-BOT-BC197910  Microsteris gracilis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 105 Modoc Hillslope above Parker Creek. Comment
  HSC17120  Microsteris gracilis M. T. Milligan 1965-6-23 293 Modoc N end Jess Valley 1616 Comment
  RSA59719  Mimulus androsaceus E. K. Balls 1950-5-18 14755 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  JEPS3972  Mimulus arvensis Frances D. Payne 1932-6-24 597 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 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
  JEPS4004  Mimulus breweri Frances D. Payne 1935-7-19 788 Modoc s and e Alturas (mouth of Dry Creek, tributary of Parker Creek); Warner Mountains Comment
  JEPS86967  Mimulus cusickii David M. Thompson 1988-7-23 975 Modoc 3.7 mi s Hwy 299 at Cedarville (along Surprise Valley Road, then 1.5 mi w along Granger Canyon Road); Warner Mts. 1500 Comment
  HSC26578  Mimulus guttatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19484 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  UC27055  Mimulus moschatus Mrs. R. M. Austin and Bruce July 1898 2275 Modoc head Davis Creek Comment
  UC445163  Mimulus nanus var. jepsonii Franklin P. Nutting 1893-6-8 Modoc near Egg Lake Comment
  UC1063559  Mimulus nanus var. nanus R. C. Wilson 1933-6-11 44 Modoc Rush Creek Camp Modoc National Forest, Alturas Quadrangle Comment
  UC1562679  Mimulus nanus var. nanus Barbara Ertter 1988-6-18 7613 Modoc ca. 50 air mi sw Klamath Falls (Hwy 139, a few mi n of Agric. Inspection Station, 1 mi s of s jct to Lava Beds National Monument e of Tonesta) 1310 Comment
  UC27804  Mimulus primuloides Milo S. Baker 1893-7-2 Modoc near Forestdale Comment
  JEPS86680  Mimulus pulsiferae L. R. Heckard with T. I. Chuang 1990-7-14 6761 Modoc 0.7 mi e Soldier Creek Rd. (along Old Common Mill Rd., ca. 2 mi n of Cedar Pass) 2075 Comment
  RSA535784  Mimulus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end between Kramer Reservoir and White Horse Lookout road along intermittent stream, 2.3 miles W of railroad crossing. 1330 Comment
  RSA59722  Mimulus suksdorfii E. K. Balls 1950-5-18 14754 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  JEPS86346  Mimulus tilingii Jack and Betty Guggolz 1988-7-4 976 Modoc West Branch of Bidwell Creek Comment
  RSA550579  Mimulus tricolor Bruce Bartholomew 1991-7-6 5965 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  NY446178  Minuartia nuttallii var. gregaria L. C. Wheeler 1935-8-5 3786 Modoc Yellow Mountain, Warner Mountains 2438.4 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
  NY758253  Mitella pentandra B. M. Bartholomew 1990-7-20 5500 Modoc Tamarack Flat, east side of Warner Mountains 2150 Comment
  UCR138445  Mitella pentandra David A. Charlet 1989-8-16 540 Modoc Warner Mountains. 11 km NW of Eagle Peak, Rock Spring 2015 Comment
  CAS-BOT-BC179374  Monardella odoratissima subsp. glauca Elmer Ivan Applegate 1932-8-1 8010 Modoc Arid summit of Warner Mountains just S of Warren Peak. Comment
  CAS-BOT-BC179851  Monardella odoratissima subsp. glauca Leland S. Smith 1917-7-11 98 Modoc Granger Mill Camp. 1981 Comment
  POM299554  Monardella odoratissima subsp. glauca Marion Ownbey, Fred G. Meyer 1940-7-1 2150 Modoc Cedar Peak, Warner Mts. Comment
  CDA33296  Monardella odoratissima subsp. odoratissima Jim Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument; summit and upper west-facing slope of Caldwell Minor near Eastern edge of monument boundary. Comment
  CAS-BOT-BC179358  Monardella odoratissima subsp. pallida Belknap C. Goldsmith 1912-7-1 58 Modoc Little Hot Spring Valley. 1219 Comment
  RSA504610  Monardella odoratissima subsp. pallida Bruce Bartholomew, B. Anderson 1988-7-21 4419 Modoc S end of Whitehorse Flat Reservoir 1340 Comment
  SEINET3996536 Image available Monardella odoratissima var. ovata Annie M. Alexander, Louise Kellogg 1946-7-23 5060 Modoc Warner Mountains; east slope of Emerson Peak Comment
  CAS-BOT-BC95544  Monolepis nuttalliana Elmer Ivan Applegate 1897-5-7 845 Modoc Clear Lake. Comment
  UC1191419  Monolepis nuttalliana Herbert L. Mason and Verne Grant 1947-7-10 13339 Modoc 2 mi. e. Alturas (Dorris Reservoir); Dorris Reservoir Comment
  CAS-BOT-BC197524  Montia chamissoi Bruce Bartholomew 1995-6-3 6948 Modoc Just S of the Oregon border at the shore of Goose lake. 1400 Comment
  CHSC117849  Montia dichotoma L. P. Janeway 2016-5-16 11997 B Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Applegate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  CAS-BOT-BC197511  Montia fontana Bruce Bartholomew; Barrett Anderson 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  SEINET4925043  Montia linearis K. L. Chambers, P. Dorris 1963-5-4 2019 Modoc Hwy. 139, ca. 20 mi. s. of Tulelake Comment
  JEPS70579  Muhlenbergia asperifolia L. S. Smith 1917-8-19 152 Modoc Bidwell Warner Mts. 1371 Comment
  RSA210777  Muhlenbergia asperifolia R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39016 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  UCD86622  Muhlenbergia filiformis August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CHSC112838  Muhlenbergia richardsonis Lowell Ahart; John Dittes 2013-7-24 18912 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
  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
  UC1101592  Muhlenbergia richardsonis Herbert L. Mason 1947-8-8 13467 Modoc sw margin of reservoir nw Alturas; Big Sage Reservoir Comment
  CAS-BOT-BC180055  Myriophyllum sibiricum Bruce Bartholomew 1994-5-29 6726 Modoc 15 km N of State Hwy 299 on State Hwy 139. 1450 Comment
  CHSC114295  Myriophyllum sibiricum B. Villegas 2008-7-24 Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. Comment
  UC1101500  Myriophyllum sibiricum Herbert L. Mason and Verne Grant 1947-8-13 13531 Modoc n.e. side of F reservoir n. of Canby Comment
  RSA0043153  Nama densa var. parviflora Mrs. R. M. Austin 1895-08 84 Modoc Alturas Comment
  CHSC67374  Navarretia James D. Jokerst 1986-8-12 2766 Modoc Radar Site Survey S of Doublehead Mtn., vernal pool adjacent to unnamed road ca. 0.5 mi S of its jct. With the E-W road to Doublehead Mtn. Comment
  CAS-BOT-BC198018  Navarretia breweri Mrs. H. C. Cantelow 1940-6-2 4146 Modoc 10 mi. NW of Canby, road to lava beds. Comment
  JEPS17730  Navarretia breweri Rimo Bacigalupi with G. T. Robbins 1955-7-20 5392 Modoc 3.3 mi e Patterson Ranger Station (at summit of forest road across s end of Warner Mts.); Warner Mts., Modoc National Forest 2225 Comment
  RSA601529  Navarretia breweri L. C. Wheeler 1935-8-16 3869 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer. 2226 Comment
  UC748263  Navarretia breweri Annie M. Alexander and Louise Kellogg 1946-7-7 4933 Modoc Eight Mile Creek, ne corner of Modoc Co. Eight Mile Creek 1752 Comment
  UC726849  Navarretia breweri A. A. Heller 1941-6-25 16209 Modoc nw of Alturas (plateau s of Big Sage Reservoir) Comment
  SEINET14055730  Navarretia capillaris M. J. Williams 1984-6-30 84- 81 -5 Modoc 9.6 mi from Gerlach-Cedarville road on the Parker Creek road, W side of the Warner Mtns., S of Cedar pass 1829 Comment
  SJSU11503  Navarretia divaricata H. L. Buckalew 1961-6-29 Modoc Stough Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1920 Comment
  UCD32694  Navarretia divaricata Beecher Crampton 1954-7-6 2109 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  CAS-BOT-BC198007  Navarretia divaricata subsp. divaricata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10556 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  SEINET4673744  Navarretia divaricata subsp. vividior Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -064 Modoc Vicinity of mile marker 9.37 off of Hwy 299, near Roney Flat and Johnson Creek roads. 1428 Comment
  CAS-BOT-BC197992  Navarretia intertexta subsp. intertexta Clare Butterworth Hardham 1974-8-6 20173 Modoc Cedar Pass, Warner Mts. 1935 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
  UC23657  Navarretia intertexta subsp. intertexta Milo S. Baker 1893-7-8 Modoc Comment
Read comments
May 31 2009
  CAS-BOT-BC197976  Navarretia intertexta subsp. propinqua Bruce Bartholomew; Barrett Anderson 1990-7-19 5433 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC197984  Navarretia intertexta subsp. propinqua Roxana Stinchfield Ferris; R. Duthie 1919-6-14 131 Modoc Parker Creek, at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC197967  Navarretia leucocephala subsp. minima Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16516 Modoc 13 mi.W of Canby along State Highway 139. Comment
  SJSU9533  Navarretia leucocephala subsp. minima W. Savage 1979-6-20 1270 Modoc S margin of Bottle Cr Reservoir, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UC1191628  Navarretia leucocephala subsp. minima Herbert L. Mason 1947-8-8 13456 Modoc nw of Alturas (n of Big Sage Reservoir); Ingalls Swamp Comment
  POM260725  Navarretia sinistra Alice Eastwood, J. T. Howell 1940-6-14 8216 Modoc 8 miles NW of Canby Comment
  RSA67244  Navarretia sinistra P. A. Munz 1951-9-14 16981 Modoc Cedar Pass, Warner Mountains. 1921 Comment
  UC629104  Navarretia sinistra Louis C. Wheeler 1935-8-13 3833 Modoc Barnes Creek Warner Mts., Barnes Creek 1828 Comment
  RSA148666  Navarretia sinistra Clare B. Hardham 1961-6-21 7900 Modoc Warner Mountains: Lakeview-Plush Road. 1829 Comment
  CAS-BOT-BC179311  Nemophila breviflora Lincoln Constance 1938-12-12 2332 Modoc Edge of Thoms Creek at foot of Bonner Grade, Cedar Pass Rd., 13.4 mi. NE of Alturas. 1524 Comment
  RSA293357  Nemophila parviflora var. austiniae Reino Alava 1957-7-5 1150 Modoc Cedar Pass, Modoc National Forest. Warner Mountains Comment
  UC880935  Nemophila pedunculata C. L. Hitchcock 1940-5-27 6684 Modoc 15 mi ne Alturas; ne of Alturas 1615 Comment
  UC20412  Neoholmgrenia andina M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  UC682090  Nestotus stenophyllus G. L. Stebbins Jr. 1942-5-30 3247 Modoc 8.6 miles northwest of Canby, on road to Tule Lake 1584 Comment
  CAS-BOT-BC245374  Nicotiana attenuata Isabelo T. Kelly 1930-1-1 38 Modoc Cowhead Lake, NE of Fort Bidwell. Comment
  CAS-BOT-BC349918  Nothocalais troximoides B. Bartholomew; M. Bourell 1990-4-27 5177 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass 1540 Comment
  JEPS79207  Nothocalais troximoides L. R. Heckard with Rimo Bacigalupi 1980-6-11 5239 Modoc junction of Parker Creek and Sheilds Creek (about 10 air mi se of Alturas); Parker Creek 1737 Comment
  CAS-BOT-BC190803  Oenothera elata subsp. hirsutissima Bruce Bartholomew 1995-8-1 7143 Modoc 4.5 km N of Davis Creek on U.S. Hwy 395. 1450 Comment
  UC20417  Oenothera elata subsp. hirsutissima Mrs. R. M. Austin Jul 1898 163 Modoc Goose Lake Comment
  CAS-BOT-BC190802  Oenothera flava subsp. flava K. Paulson; Robert Paulson 1989-6-21 142 Modoc Vicinity of S Fork of Pine Creek, W side of the Warner Mts. 1883 Comment
  UC128759  Oenothera flava subsp. flava Milo S. Baker 1893-1 Modoc e side Egg Lake Comment
  RSA520435  Olsynium douglasii Bruce Bartholomew, M. Bourell 1990-4-28 5197 Modoc 4.5 km southeast of Davis Creek on road to Plum Valley camp ground 1730 Comment
  CAS-BOT-BC245089  Olsynium douglasii var. douglasii K. Paulson; Robert Paulson 1991-5-25 216 Modoc Near Fletcher Creek. 1584 Comment
  CAS-BOT-BC245090  Olsynium douglasii var. douglasii Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6512 Modoc 11 km S of Oregon Border along W side of Goose Lake. 1440 Comment
  JEPS48968  Olsynium douglasii var. douglasii Leland S. Smith 1918-5-18 927 Modoc Cedarville road e Alturas 1676 Comment
  JEPS64297  Olsynium douglasii var. douglasii L. S. Smith 1918-5-18 927 Modoc Cedarville road e Alturas 1676 Comment
  CDA36035  Onopordum acanthium C. Pirosko Jul 2003 s.n. Modoc 0 Comment
  CDA7562  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  CAS-BOT-BC49375  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1959-7-8 2795 Modoc Alturas. Comment
  JEPS5978  Oreostemma alpigenum var. andersonii Frances D. Payne 1929-7-26 Modoc Warner Peak Warner Mountains Comment
  CAS-BOT-BC190796  Orobanche corymbosa Bruce Bartholomew 1991-6-22 5850 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  HSC16680  Orobanche corymbosa M. T. Milligan 1966-8-3 642 Modoc W slope of Eagle Peak 2134 Comment
  JEPS79136  Orobanche uniflora subsp. occidentalis L. R. Heckard with Rimo Bacigalupi 1980-6-11 5238 Modoc Junction of Parker Creek and Shields Creek roads, ca. 10 air miles southeast of Alturas. Comment
  CAS-BOT-BC95699  Orthilia secunda Bruce Bartholomew 1991-10-13 6119 Modoc Stream just above Cave Lake, W side of Warner Mts. 1990 Comment
  CAS-BOT-BC95700  Orthilia secunda Bruce Bartholomew 1989-8-12 5120 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  HSC80777  Orthilia secunda G. M. Riegel 1979-7-27 606 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC232317  Orthocarpus cuspidatus subsp. copelandii Barrett Anderson 1986-7-9 3155 Modoc Hwy 299 just W of Cedar Pass, Warner Mountains 1920 Comment
  CAS-BOT-BC232319  Orthocarpus cuspidatus subsp. copelandii Annie Montague Alexander; L. Kellogg 1946-7-7 4923 Modoc Eight Mile Creek. 1752 Comment
  RSA80247  Orthocarpus cuspidatus subsp. copelandii F. W. Peirson 1926-6-25 6871 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  POM98607  Orthocarpus cuspidatus subsp. copelandii F. W. Peirson 1926-6-25 6871 Modoc Cedarville Road, Warner Mountains. Comment
  JEPS120506  Orthocarpus cuspidatus subsp. cryptanthus B. Castro and L. P. Janeway 2012-7-24 1954 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi s of Dismal Swamp, off upper edge of open lodgepole pine forest. Comment
  UC748140  Orthocarpus cuspidatus subsp. cryptanthus Annie M. Alexander and Louise Kellogg 1946-7-7 4923 Modoc above Eight Mile Creek; above Eight Mile Creek 1752 Comment
  JEPS9434  Orthocarpus cuspidatus subsp. cryptanthus Mary H. Manning 1907-1 712 a Modoc e side Mt. Bidwell (on Twelve-mile Creek); Mt. Bidwell (e side), on Twelve-mile Creek Comment
  RSA14097  Orthocarpus hispidus Elmer I. Applegate 1929-6-24 5894 Modoc Between Alturas and Davis Creek. Comment
  RSA505398  Orthocarpus hispidus R. C. Bacigalupi, G. Thomas Robbins 1955-7-19 5382 Modoc Edges of Soup Spring Meadow, southern Warner Mountains, Modoc Nat. Forest. 2073 Comment
  RSA14098  Orthocarpus lacerus Elmer I. Applegate 1929-6-24 5893 Modoc Between Alturas and Davis Creek. Comment
  RSA305792  Orthocarpus lacerus James R. Shevock 1972-5-20 1803 Modoc Hwy 299, W of Canby. 1372 Comment
  RSA531360  Orthocarpus lacerus Bruce Bartholomew, B. Anderson 1989-6-1 4725 Modoc Shake Spring. NW side of Shaffer Mtn. 1500 Comment
  CAS-BOT-BC15732  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1990-7-19 5420 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CAS-BOT-BC15737  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4338 Modoc Cave Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC15743  Osmorhiza chilensis Roxana Stinchfield Ferris; R. Duthie 1919-6-3 52 Modoc Along Parker Creek at Modoc National Forest boundary., Comment
  OBI81413  Osmorhiza chilensis Lincoln Constance 1946-7-4 3103 Modoc Deep Creek 3.4 miles below summit, Warner Mountains 1829 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
  RSA82806  Osmorhiza occidentalis Mrs. R. M. Austin, Bruce 1898-06 2263 Modoc Lake City Mt. Comment
  UC71867  Oxyria digyna Mrs. M. H. Manning 1903-7 349 Modoc Mt. Bidwell; north-eastern Modoc County 2438 Comment
  JEPS6007  Packera cana Frances D. Payne 1932-6-22 572 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC316873  Packera eurycephala var. eurycephala R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC50277  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 A Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50317  Packera eurycephala var. eurycephala Bruce Bartholomew 1991-5-25 5766 Modoc 8 km E of Likely on road to Jess Valley, N side of road along N side of S Fork of Pit River. 1460 Comment
  UC35986  Packera eurycephala var. eurycephala Mrs. R. M. Austin Aug 1894 Modoc Goose Lake Valley 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-BC190773  Paeonia brownii K. Paulson; Robert Paulson 1988-6-11 36 Modoc W bank of Stough Reservoir, Warner Mts.. 1524 Comment
  RSA59737  Paeonia brownii E. K. Balls 1950-5-20 14795 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 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
  RSA520367  Paeonia brownii Bruce Bartholomew, B. Anderson 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 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
  CDA32584  Panicum capillare var. occidentale T. C. Fuller 1962-8-3 9492 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  CAS-BOT-BC225850  Parnassia fimbriata Leland S. Smith 1918-8-26 1049 Modoc Head of canyon, Owl Creek Canyon. 2286 Comment
  UCD32703  Pascopyrum smithii Beecher Crampton 1954-7-7 2123 Modoc Modoc County, Alturas, vacant lot adjacent to Lederer Building. Comment
  CAS-BOT-BC232308  Pedicularis attollens K. Paulson; Robert Paulson 1990-7-21 213 Modoc Patterson Meadow, Warner Mts. Comment
  POM203786  Pedicularis groenlandica J. T. Howell 1934-6-14 12140 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  JEPS11491  Penstemon cinicola L. S. Smith 1918-6-22 947 Modoc n end Warner Mts. Modoc National Forest, n end Warner Mts. (High Grade District) 2286 Comment
  RSA11920  Penstemon davidsonii Elmer I. Applegate 1932-8-3 8120 Modoc high area summit of Lower mountains just north of Eagle Peak. Comment
  RSA11917  Penstemon davidsonii subsp. davidsonii Elmer I. Applegate 1932-7-9 7618 Modoc Bidwell Mountain, Warner Mountains. Comment
  CAS-BOT-BC232348  Penstemon davidsonii var. davidsonii Francis Dorris Payne 1929-7-26 s.n. Modoc Mt. Warren, Warner Mountains Comment
  JEPS8093  Penstemon davidsonii var. davidsonii W. L. Jepson 1918-8-13 7968 Modoc Eagle Peak Warner Mts., Eagle Peak 3017 Comment
  RSA647534  Penstemon deustus Marion P. Harthill 1971-6-23 372 Modoc Fort Bidwell. Comment
  RSA531335  Penstemon deustus subsp. heterander Bruce Bartholomew 1990-6-15 5223 Modoc SW side of Deer Spring Ridge near the border with Lassen Co. 1720 Comment
  CAS-BOT-BC232336  Penstemon deustus var. pedicellatus John Thomas Howell 1934-6-11 11919 Modoc Parker Creek, Warner Mountains 1584 Comment
  JEPS11229  Penstemon deustus var. pedicellatus Milo S. Baker 1894-1 Modoc Egg Lake Comment
  NY591816  Penstemon deustus var. pedicellatus B. M. Bartholomew 1990-6-15 5223 Modoc Southwest side of Deer Spring Ridge near the border with Lassen Co. 1720 Comment
  RSA504843  Penstemon gracilentus Bruce Bartholomew, B. Anderson 1988-7-21 4472 Modoc Vicinity of Patterson Campground, Southern end of the Warner Mountains. 668 Comment
  UC27424  Penstemon heterodoxus var. shastensis Milo S. Baker 1893-6 Modoc Forestdale Comment
  CAS-BOT-BC245526  Penstemon humilis var. humilis Dean William Taylor 1988-6-4 9762 Modoc Tule Lake Basin, Doie Flat, ca. 2.6 mi S10 deg. E of Casuse Mountain. 1280 Comment
  SEINET12319635  Penstemon janishiae N. H. Holmgren, Holmgren, P. K. 1978-1 8883 Modoc Crowder Flat Rd, .5 km from jct with CA Hwy 299 whic is 5.6 km W of US Hwy 395 1340 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
  HSC30117  Penstemon procerus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19430 Modoc Near Hager Reservoir Comment
  CAS-BOT-BC245510  Penstemon procerus var. procerus Bruce Bartholomew 1995-8-1 7148 Modoc Headwater of Schadler Ditch just NE of Bidwell Mtn., E side of the Warner Mountains. 2110 Comment
  CAS-BOT-BC232501  Penstemon roezlii Mrs. H. C. Cantelow 1940-6-1 4471 Modoc Cedar Pass. 1935 Comment
  CAS-BOT-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
  NY650093  Penstemon roezlii N. H. Holmgren 1978-6-8 8882 Modoc Top of mesa, 7.3 km (4.5 miles) airline distance west of Alturas on Crowder Flat road. 1460 Comment
  RSA242180  Penstemon roezlii James L. Reveal 1971-6-22 2459 Modoc Along U.S. Highway 395 at Davis Creek. 1454 Comment
  SEINET198530  Penstemon roezlii F. W. Pennell 1940-6-7 25728 Modoc Route 299 4 mi NE of Adin 1341 Comment
  UC71744  Penstemon roezlii Mrs. M. H. Manning June 1903 176 Modoc Mt. Bidwell Mt. Bidwell (ne Modoc County) Comment
  POM319335  Penstemon roezlii Patricia Wilder 1971-6-20 5097 Modoc Lookout-White Horse Rd., about 3 mi. west of Lookout; north of Bieber and California State Hiway 299. Pit River Drainage, Cascades Mt. Range. 1372 Comment
  SEINET5329598 Image available Penstemon roezlii M. J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mtns. Stowe Reservoir area, W of Soldier Creek Road 2103 Comment
  UC27496  Penstemon roezlii Mrs. R. M. Austin Aug. 1894 Modoc hills e Davis Creek (northern California); Hills e of Davis Creek Comment
  UC726741  Penstemon roezlii A. A. Heller 1941-6-25 16200 Modoc w of ascent to Cedar Pass; w of ascent to Cedar Pass 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
  CAS-BOT-BC245507  Penstemon rydbergii var. oreocharis Bruce Bartholomew; Barrett Anderson 1989-6-3 4871 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC245509  Penstemon rydbergii var. oreocharis E. S. Willits 1940-6-9 337 Modoc 12 Mile Creek. Comment
  JEPS3797  Penstemon rydbergii var. oreocharis N. T. Mirov 1929-6-28 Modoc Fandango Velley Fandango Valley 1584 Comment
  NY651334  Penstemon rydbergii var. oreocharis D. D. Keck 1935-6-24 3722 Modoc 1.5 miles north of Davis Creek 1525 Comment
  SEINET7948426 Image available Penstemon rydbergii var. oreocharis N. H. Holmgren, P. K. Holmgren 2014-6-13 16550 Modoc Warner Mountains, Plum Valley Road 5.1 km (3.2 miles) road distance southeast US HWY 395 (in the small town of Davis Creek) 1708 Comment
  UCR77773  Penstemon rydbergii var. oreocharis K. Paulson, R. Paulson 1989-7-4 171 Modoc About 1 mi south of Patterson Ranger Station, S end of Warner Mtns 2122 Comment
  CAS-BOT-BC245545  Penstemon speciosus M. M. Hanna 1956-6-3 941 Modoc Cedar Pass. Comment
  CAS-BOT-BC245547  Penstemon speciosus Elmer Ivan Applegate 1939-7-9 7579 Modoc Bidwell Mountain. Comment
  CAS-BOT-BC245549  Penstemon speciosus Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc 12.5 mi. E of Alturas, road to Warner Mts. Comment
  CAS-BOT-BC245551  Penstemon speciosus Roxana Stinchfield Ferris; R. Duthie 1919-6-20 182 Modoc Above Parker Creek, Modoc Nat. Forest Boundary. Comment
  NY661015  Penstemon speciosus R. M. Austin 06 1898 3360 Modoc Comment
  CAS-BOT-BC140470  Peraphyllum ramosissimum Lillian Mott 1976-5-29 15 LM76 Modoc Devil's Garden north of Alturas 1402 Comment
  POM253371  Peraphyllum ramosissimum A. A. Heller 1938-6-24 15228 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  CAS-BOT-BC498669  Peraphyllum ramosissimum K. Paulson; R. Paulson 1991-5-26 223 Modoc Along Hwy 395, ca 3 mi S of Alturas 1338 Comment
  SBBG2991  Peraphyllum ramosissimum H. and M. Dearing 1939-6-7 3587 Modoc W of Alturas 1310 Comment
  CAS-BOT-BC15706  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1983-7-29 83- 116 -10 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 Comment
  UC1369823  Perideridia bolanderi subsp. bolanderi Robert F. Thorne, J. Henrickson and C. W. Tilforth 1969-9-4 39063 Modoc sw shore of lake n McGinty Point; Goose Lake 1447 Comment
  UC711870  Perideridia bolanderi subsp. bolanderi Roxana S. Ferris and Laura Lorraine 1941-8-14 10581 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  SEINET11142106  Perideridia bolanderi subsp. bolanderi M. J. Williams 1983-7-29 83- 116 -10 Modoc Warner Mountains, 1.1 miles N of Stowe Reservoir Campground, N of Cedar Pass. 2088 Comment
  SEINET11142395  Perideridia bolanderi subsp. bolanderi M. J. Williams 1983-7-29 83- 116 -10 Modoc 1.1 MI N. of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  POM82404  Perideridia oregana Mrs. R. M. Austin 1895-07 113 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC95158  Peritoma platycarpa Fred D. Douthitt 1916-5-11 24 Modoc Juniper Flats near Flournoy Swale 1524 Comment
  JEPS127289  Persicaria lapathifolia Lowell Ahart, John Dittes 2016-7-14 21189 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CHSC116099  Persicaria maculosa Lowell Ahart; John Dittes 2015-7-15 20375 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
  JEPS1607  Phacelia adenophora J. G. Lemmon June, 1879 Modoc Surprise Valley and Pyramid Lake Comment
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May 4 2015
  HSC81070  Phacelia hastata G. M. Riegel 1980-8-28 1070 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC179254  Phacelia hastata subsp. hastata Louis Cutter Wheeler 1935-8-10 3824 Modoc Lily Lake. 2133 Comment
  CAS-BOT-BC179270  Phacelia hastata subsp. hastata Elmer Ivan Applegate 1932-8-1 7964 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  HSC30188  Phacelia heterophylla subsp. virgata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19468 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  UC24490  Phacelia heterophylla subsp. virgata M. S. Baker and Frank Nutting 1894-6-8 Modoc Little Hot Spring Valley Comment
  HSC13664  Phacelia heterophylla subsp. virgata M. T. Milligan 1966-6-19 470 Modoc E slope of eroded volcanic plateau 1677 Comment
  JEPS4035  Phacelia heterophylla subsp. virgata Frances D. Payne 1929-6-22 18 Modoc s and e Alturas; Warner Mountains, Parker Creek Comment
  UC1051773  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-19 312 Modoc just below summit of Fandango Pass (sw of Fort Bidwell); Warner Mountains 1828 Comment
  UC1084735  Phacelia humilis R. Ornduff 1957-7-6 4228 Modoc 1 mi e Benton Meadow (on road from Lake City to Davis Creek); Warner Mts. 1828 Comment
  UC133086  Phacelia humilis Mrs. R. M. Austin July 1885 Modoc hills Comment
  CAS-BOT-BC179974  Phacelia humilis var. humilis Roxana Stinchfield Ferris; R. Duthie 1919-6-13 126 Modoc Parker Creek. 2133 Comment
  CAS-BOT-BC179986  Phacelia humilis var. humilis K. Paulson; Robert Paulson 1989-6-14 128 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  CAS-BOT-BC180001  Phacelia humilis var. humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC179950  Phacelia linearis John Thomas Howell 1934-6-13 12081 Modoc Fandango Pass. 1828 Comment
  UC881174  Phacelia linearis Lewis S. Rose 1940-6-14 40584 Modoc 5 mi w Perez; Mammaoth Cave 1280 Comment
  RSA582231  Phacelia mutabilis Louis C. Wheeler 1935-8-10 3824 Modoc Lily Lake, Pine Creek, Warner Mountains. 2134 Comment
  CAS-BOT-BC179933  Phacelia ramosissima Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2156 Modoc Cedar Peak. Comment
  CAS-BOT-BC179932  Phacelia ramosissima var. eremophila Clare Butterworth Hardham 1961-6-20 7872 Modoc Pine Creek Canyon. 1676 Comment
  UC748445  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1946-6-18 4807 Modoc at base of lava bluff facing Lower Lake Comment
  CAS-BOT-BC179924  Phacelia tetramera Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6463 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC179911  Phacelia thermalis Barrett Anderson 1986-7-9 3149 Modoc Crowder Flat Rd, 3.2 km off Hwy 299. 1510 Comment
  CAS-BOT-BC247554  Phalaris angusta Bruce Bartholomew; Barrett Anderson 1990-7-20 5470 Modoc 5 km N of Buck Creek Ranger Station, W W side of Warner Mts. 1900 Comment
  CHSC113064  Phalaris arundinacea Lowell Ahart; John Dittes 2013-7-24 18925 Modoc On the north side of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1262 Comment
  UCD88512  Phalaris arundinacea G. F. Hrusa; T. D. Wilfred 1996-7-21 13322 Modoc Adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mountain. N end of Big Valley. 1500 Comment
  SEINET4691133  Phalaris arundinacea S. C. Swift 1937-6-23 12 Modoc Alturas, grazing district # 2 1280 Comment
  CHSC27609  Phleum alpinum Robert A. Schlising 1978-7-29 3322 Modoc Warner Mountains, Pine Creek Basin, S Warner Wilderness. Meadow at streamside. Comment
  SEINET4889051  Phleum alpinum D. A. Charlet 1989-8-14 482 Modoc Warner Mountains, 1.4 km northwest of Eagle Peak, 2550 Comment
  CAS-BOT-BC197945  Phlox diffusa Annie Montague Alexander; L. Kellogg 1946-6-27 4845 Modoc Highgrade, top of ridge, 2 mi. by road from Dismal Swamp. 2377 Comment
  CAS-BOT-BC197949  Phlox diffusa Alice Eastwood; John Thomas Howell 1940-6-13 8149 Modoc Fandango Pass. Comment
  CAS-BOT-BC197951  Phlox diffusa C. C. (Mrs.) Bruce 1893-6-1 89 Modoc Davis Creek. Comment
  JEPS69976  Phlox diffusa Frances D. Payne 1931-6-29 291 Modoc e slope Warren Peak; Warner Mountains 2286 Comment
  UC1237943  Phlox diffusa John Weiler and A. P. Nelson May 26 1961-May 29 1961 61226 Modoc Cedar Pass Warner Mountains Comment
  UC187799  Phlox diffusa Mrs. R. M. Austin 1889-1 Modoc hills e Goose Lake Goose Lake Comment
  JEPS2796 Image available Phlox douglasii Mrs. C. C. Bruce 1898-7-1 2331 Modoc head Davis Creek; ; Head of Davis Creek, Modoc Co. Comment
  CAS-BOT-BC197926  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; R. Duthie 1919-6-14 117 Modoc Near Parker Creek. 1981 Comment
  UC748261  Phlox douglasii subsp. rigida Annie M. Alexander and Louise Kellogg 1946-6-27 4845 Modoc 2 mi by road from Dismal Swamp (n end of Warner Mountains); Warner Mountains, Highgrade 1889 Comment
  UC748262  Phlox douglasii subsp. rigida Annie M. Alexander and Louise Kellogg 1946-6-5 4669 Modoc s of Eagleville; Warner Mountains, Emerson Creek 1889 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
  CDA38650  Phlox hoodii subsp. canescens J. R. Keck Jr., Wright 1991-5-3 PDR# 725210 Modoc Tionesta; Modoc National Forest. Comment
  RSA647581  Phlox hoodii subsp. canescens Marion P. Harthill 1972-6-17 850 Modoc Cedar Pass 1921 Comment
  POM260879  Phlox hoodii subsp. lanata Alice Eastwood, J. T. Howell 1940-6-14 8239 Modoc Between Mammoth Cave and Lava Beds National Monument. Comment
  RSA59854  Phlox hoodii subsp. lanata E. K. Balls 1950-5-15 14700 Modoc 6 miles SW of Dry Lake Ranger Station, along railroad. 1280 Comment
  SEINET7073581  Phlox pulvinata A. G. Vestal 1955-5-18 s.n. Modoc About 3.2 miles east of Aden on Route 87. UTM Zone 10, 666674mE, 4563618mN. Coordinate datum: NAD27. Comment
  RSA165573  Phlox stansburyi Clare B. Hardham 1961-6-18 7806 Modoc 3.3 miles southwest of Cedar Pass Road 1372 Comment
  RSA60327  Phlox stansburyi E. K. Balls 1950-5-10 15958 Modoc Highway 395, 8.5 miles northeast of Alturas 1524 Comment
  CAS-BOT-BC58313  Phoenicaulis cheiranthoides M. Vasey 1990-6-28 9014 Modoc Trail to summit above N Emerson Lake. 2651 Comment
  CAS-BOT-BC58582  Phoenicaulis cheiranthoides Mrs. H. C. Cantelow 1940-6-2 3258 Modoc NW of Canby, Lava Country. Comment
  JEPS15392  Phoenicaulis cheiranthoides Franklin P. Nutting 1892-8-15 Modoc Forestdale Comment
  OBI48064  Phoenicaulis cheiranthoides Rhonda Riggins 1989-4-28 1660 Modoc Pencil Rd. 4.1 m N of Hwy 395 E of Alturas. 1402 Comment
  UC402638  Phoenicaulis cheiranthoides Mrs. M. H. Manning 1907-4-29 Modoc Twelve Mile Creek, north-east Modoc County Twelve Mile Creek Comment
  UC856738  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 mi ne of Alturas 1615 Comment
  UC1100409  Phragmites australis Herbert L. Mason 1947-8-11 13501 Modoc Highway 81 n of Modoc-Lassen County Line; Highway 81 Comment
  RSA639392  Pilularia americana L. C. Wheeler 1935-9-30 4030 Modoc Back Tuttle Place. Devil s Garden. 1524 Comment
  CAS-BOT-BC478168  Pinus albicaulis John Thomas Howell 1934-6-14 12109 Modoc Near Lost Lake, Warner Mountains 2438 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
  UC71579  Pinus contorta subsp. murrayana Mrs. M. H. Manning 1902-10-26 31 Modoc Warner Mt. ne Modoc County, Warner Mt. 1828 Comment
  CAS-BOT-BC73168  Pinus jeffreyi Elmer I. Applegate 1932-8-4 8143 Modoc About 3 miles above Cantral Mill, Cherry Creek, on road to Mill Creek Meadows, Warner Mountains. 2133 Comment
  RSA0116402  Pinus murrayana Bruce Bartholomew, B. Anderson 1988-7-22 4520 Modoc S end of Bearcamp Flat, Southern end of Warner Mountains. (Emerson Peak Quad) 2230 Comment
  CAS-BOT-BC79039  Pinus ponderosa Roxana S. Ferris; Rena Duthie 1919-6-13 130 Modoc Parker Creek, Warner Mts. 2133 Comment
  UC1713800  Pinus ponderosa W. P. Taylor 1910-6-26 2027 Modoc Parker Creek; Warner Mts. 1676 Comment
  UC71713  Pinus ponderosa Mrs. M. H. Manning 1903-1-1 11 Modoc e slope of Warner Mts. Warner Mts. (in ne Modoc County) 1828 Comment
  SEINET3874431 Image available Pinus ponderosa var. ponderosa David A. Charlet 1994-7-7 1933 Modoc Warner Mountains near Surprise Valley floor at Lake City turnoff.; 0 1433 Comment
  CAS-BOT-BC21500  Pinus washoensis Bruce Bartholomew 1994-7-2 6821 Modoc Just N of South Fork of Davis Creek near the crest of the Warner Mountains. 2300 Comment
  NY63477  Pinus washoensis B. M. Bartholomew 1990-8-5 5664 Modoc Summit Trail, ca. 2 km. north of Patterson Ranger Station, west side of Warner Mountains 2400 Comment
  UC117020  Piperia unalascensis Mrs. R. M. Austin Aug 1894 129 Modoc Lassen Creek Comment
  CHSC100232  Plagiobothrys cognatus John Dittes; Josephine Guardino 1991-6-1 361 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte Summit, ca. 0.6 mile east of Walters Road and Owl Barn. 1271 Comment
  UC1037244  Plagiobothrys cognatus Leo Whitney 1934-5-24 1629 Modoc 15 mi nw Canby (Hackamore, shore of Lake Joaquina); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CHSC109643  Plagiobothrys cusickii Lowell Ahart; John Dittes 2012-7-11 18332 Modoc Vernal pool like areas on the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC1191842  Plagiobothrys cusickii Herbert L. Mason and Verne Grant 1947-7-12 13394 Modoc off Highway 395 several mi s Alturas (irrigation ditch by Jones' Lane) Comment
  JEPS60952  Plagiobothrys cusickii L. S. Smith c. 1918 1259 Modoc Twelve-mile Creek North Warner Mts. 2194 Comment
  JEPS119641  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2012-7-10 18321 Modoc Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  UC711884  Plagiobothrys hispidulus Roxana S. Ferris and Laura Lorraine 1941-8-13 10559 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  CHSC67089  Plagiobothrys leptocladus James D. Jokerst 1987-5-13 2858 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, dry lake W and adjacent to n end of central sector. 1353 Comment
  UC1191652  Plagiobothrys mollis Herbert L. Mason, Verne Grant 1947-7-12 13395 Modoc irrigation ditch by Jones' Lane (off Highway 395, several mi s of Alturas) Comment
  CHSC106335  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2010-8-30 17077 Modoc About 25 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC24556  Plagiobothrys reticulatus M. S. Baker and Frank Nutting 1894-5-26 Modoc Goose Valley Comment
  CAS-BOT-BC58751  Plagiobothrys scouleri John Thomas Howell 1934-6-13 12093 Modoc 2.5 mi S of Eagleville. Comment
  CAS-BOT-BC58760  Plagiobothrys scouleri John Thomas Howell 1934-7-2 12360 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  RSA164362  Plagiobothrys scouleri var. hispidulus Clare B. Hardham 1961-6-17 7518 Modoc Cedar Pass Camp Ground, Warner Mountains 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
  CHSC85102  Plagiobothrys stipitatus var. micranthus John Dittes; Josephine Guardino 1991-6-1 370 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-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
  UC1191844  Plagiobothrys stipitatus var. micranthus Herbert L. Mason and Verne Grant 1947-7-12 13410 Modoc s of Alturas (w side of Pit River Valley); Pit River Valley Comment
  CAS-BOT-BC58773  Plagiobothrys tenellus Bruce Bartholomew; Barrett Anderson 1989-4-27 4630 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  SBBG20689  Plagiobothrys undulatus C. B. Hardham 1961-6-17 Modoc Cedar Pass Cmpgrd Comment
  CAS-BOT-BC242218  Platanthera dilatata var. leucostachys Bruce Bartholomew; Barrett Anderson 1988-6-24 4356 Modoc Field redacted by CAS, contact the data manager for more information 1960 Comment
  HSC31998  Platanthera dilatata var. leucostachys A. Montalvo, J. D. Ackerman 1974-7-5 366 Modoc Near the confluence of Bolan Creek and Thoms Creek, just W of Cedar Pass Comment
  CAS-BOT-BC242207  Platanthera stricta Bruce Bartholomew; Barrett Anderson 1988-6-24 4328 Modoc Field redacted by CAS, contact the data manager for more information 2130 Comment
  CAS-BOT-BC245401  Plectritis macrocera F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 miles NW of Adin. 1280 Comment
  JEPS26655  Plectritis macrocera Lauramay T. Dempster 1961-6-18 1698 Modoc 3.2 mi e of Cedar Pass (s of highway) 1737 Comment
  HSC68794  Plectritis macrocera Gary Schoolcraft 1980-4-17 208 Modoc N end of Portuguese Ridge, SE of Canby. 1402 Comment
  JEPS26657  Plectritis macrocera Lauramay T. Dempster 1961-6-19 1708 Modoc middle fork Davis Creek, e of Davis Creek (town) Davis Creek 1645 Comment
  RSA101374  Plectritis macrocera subsp. grayi R. Weatherby 1955-7-8 1640 Modoc 3 mi. north of Ft. Bidwell, northern Warner Mts. 1555 Comment
  POM128314  Plectritis macrocera subsp. grayi M. French Gilman 558 Modoc Modoc Co. Mts. 1982 Comment
  UCD133576  Pleiacanthus spinosus Beecher Crampton 1954-7-7 2150 Modoc 3 miles west of Cedarville, east side of Cedar Pass. 1615 Comment
  CAS-BOT-BC247581  Poa cusickii Bruce Bartholomew 1990-6-18 5371 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  CAS-BOT-BC247578  Poa cusickii John H. Hatton 1911-6-12 51 Modoc Modoc County. 1463 Comment
  SJSU9622  Poa cusickii subsp. cusickii W. Savage 1979-7-7 1431 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  HSC80839  Poa pratensis G. M. Riegel 1979-7-5 493 Modoc S Warner Mtns. 2100 Comment
  JEPS74051  Poa pratensis subsp. pratensis Frances D. Payne 1932-7-18 707 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  RSA534591  Poa secunda Bruce Bartholomew, B. Anderson 1989-4-28 4658 Modoc 9 km N of State Highway 299 and ca 1.5 km SE Raker & Thomas Reservoir. 1500 Comment
  CHSC115478  Poa secunda subsp. juncifolia L. P. Janeway 2014-7-8 11455 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
  CHSC67415  Poa secunda subsp. juncifolia James D. Jokerst 1987-5-11 2839 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, at Horse Camp. Comment
  HSC10720  Poa secunda subsp. juncifolia R. C. Wunner 1965-7-1 329 Modoc Lava Beds N. M., 1/4 mi. from top of Gillems Bluff above Gillems Camp. Comment
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Aug 20 2013
  UCD92149  Poa secunda subsp. juncifolia Collector Unknown 1934-5-14 s.n. Modoc Alturas. Comment
  SEINET7855105  Poa secunda subsp. juncifolia I. Tidestrom 1910-6-25 3634 Modoc Modoc NF, Sibley Draw. Comment
  CAS-BOT-BC247666  Poa secunda subsp. secunda James D. Jokerst 1983-5-31 1804 Modoc Near Signal Butte. 1340 Comment
  UCD90722  Poa secunda subsp. secunda J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCD92103  Poa secunda subsp. secunda L. Whitney 1935-7-7 3393 Modoc Howard Gulch, 4 miles NW of Canby. Comment
  HSC65256  Poa wheeleri J. P. Smith, J. O. Sawyer 1973-8-8 7222 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC252514  Poa wheeleri John H. Hatton 1911-6-10 30 Modoc Modoc County. 1371 Comment
  CAS-BOT-BC179350  Pogogyne floribunda James D. Jokerst 1987-7-13 2945 Modoc W of Sector 4 of the Air Force Backscatter Radar site. Ca. 3 mi. S of Doublehead Mountain. Comment
  RSA580060  Pogogyne floribunda Louis C. Wheeler 1935-8-25 3915 Modoc Rim Rock Valley Reservoir, Devil s Garden 1524 Comment
  UC1561019  Pogogyne floribunda Dean W. Taylor 1988-8-11 10039 Modoc near Lone Pine Lake (ca. 6 miles S of Clear Lake Reservoir) NE1/4 of NW1/4 (Hackmore 15' quadrangle, on road to Davis Spring. 1380 Comment
  NY630440  Polanisia dodecandra var. trachysperma M. J. Williams 1983-9-13 83150- 1 Modoc Near Highway 299, just east of Adin 1539.2 Comment
  CAS-BOT-BC263237  Polemonium micranthum R. Stubbs 2010-5-8 005 Modoc Modoc National Forest Rush Creek off of CA-299 1502 Comment
  UC23985  Polemonium micranthum Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC197850  Polemonium occidentale Leland S. Smith 1920-8-10 20 Modoc Mill Creek Meadows. 2087 Comment
  CHSC31496  Polemonium occidentale N. E. H. Prouty 1980-8-6 211 Modoc Modoc Nat. Forest. Meadow on southern bank of North Fork Pine Creek. 1524 Comment
  RSA11867  Polemonium pulcherrimum Elmer I. Applegate 1932-8-3 8118 Modoc Arid crest of Warner Mountains, north of Eagle Peak Comment
  SEINET4335513 Image available Polemonium pulcherrimum Annie M. Alexander, Louise Kellogg 1946-8-1 5106 Modoc Eagle Peak, Warner Mountains Comment
  CHSC67353  Polyctenium fremontii James D. Jokerst 1986-8-11 2763 Modoc Radar Site Survey S of Doublehead Mtn., unnamed dry lake ca. 1.2 mi WNW of Rimrock Lake. Comment
  SD131816  Polyctenium fremontii Barbara Ertter 1988-6-18 7617 Modoc Highway 139 ca. 50 miles southwest of Klamath Falls, a few miles north of Agricultural Inspection Station. 1310 Comment
  HSC6718  Polyctenium fremontii M. T. Milligan 1964-4-25 Modoc 7 mi. W on Centerville Rd. from Alturas Comment
  CHSC67097  Polyctenium fremontii var. fremontii James D. Jokerst 1987-5-13 2855 B Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, dry lake W and adjacent to N end of central sector. 1353 Comment
  NY404674  Polygonum austiniae R. M. Austin 1886-1 s.n. Modoc Comment
  CHSC52636  Polygonum aviculare James Jokerst 1983-7-27 1908 Modoc Near Signal Butte. 1340 Comment
  JEPS127605  Polygonum aviculare subsp. buxiforme L. P. Janeway 2014-7-8 11473 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road km NNw of Road 48, along the W edge of Goose Lake. Comment
  UC1112254  Polygonum aviculare subsp. buxiforme R. C. Bacigalupi with S. Galen Smith 1957-6-28 5984 Modoc depression along Hwy 299 4.2 w junction with Highway 395 at Alturas Comment
  CAS-BOT-BC218140  Polygonum douglasii Alice Eastwood; John Thomas Howell 1914-6-14 8223 A Modoc 8 mi. NW of Canby. Comment
  UC167997  Polygonum douglasii subsp. austiniae Mrs. Austin 1885-6-7 Modoc Sage Brush Plains Comment
  JEPS4016  Polygonum douglasii subsp. douglasii Frances D. Payne 1935-7-6 784 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS50564  Polygonum douglasii subsp. douglasii W. L. Jepson 1931-8-7 15982 Modoc Fresno Grove Big Trees 1889 Comment
  RSA323752  Polygonum kelloggii A. Tiehm 1984-7-30 8829 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1616 Comment
  RSA293419  Polygonum kelloggii Reino Alava 1957-7-5 1165 Modoc Cedar Pass, Modoc National Forest, just east of the camp ground Comment
  RSA319194  Polygonum kelloggii Patricia Wilder 1971-6-20 5065 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  CDA15889  Polygonum lapathifolium J. DiTomaso 2000-7-25 s.n. Modoc Modoc Plateau; Along Eastside Canal, 1/4 mi. W of US Hwy 395 off Jones Lane, and 1/2 mi. S of southern tip of Modoc National Wildlife Refuge. 1371 Comment
  CDA2776  Polygonum persicaria T. C. Fuller 1958-7-8 1958 Modoc Corporation Ranch, Likely. 0 Comment
  UC1060643  Polygonum polygaloides Herbert L. Mason 1957-7-6 14725 Modoc Rim Rock, West of Goose Lake Comment
  CAS-BOT-BC218168  Polygonum polygaloides subsp. confertiflorum Mrs. H. C. Cantelow 1940-6-2 Modoc About 10 mi NW of Canby. Comment
  RSA32012  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Modoc 2 miles E of McArthur. 1037 Comment
  UC6711  Polygonum polygaloides subsp. confertiflorum Mrs. R. M. Austin June, 1894 Modoc lava beds w Willow Creek Comment
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Jul 6 2010
  CAS-BOT-BC218182  Polygonum polygaloides subsp. esotericum Louis Cutter Wheeler 1935-8-25 3919 Modoc Rim Rock Valley Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC27102  Polygonum polygaloides subsp. esotericum Louis Cutter Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devils Garden. Modoc National Forest 1524 Comment
  CHSC67590  Polygonum polygaloides subsp. esotericum James D. Jokerst 1990-8-2 3213 Modoc Hwy. 139 NW of Canby, 5.3 mi W of junction with Loveness Rd. Comment
  CHSC81398  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-19 1423 Modoc Ca. 9 mi nw of Canby, on n side of Hwy 139, 2.0 mi w of Forest Service Rd 46N10. 1488 Comment
  JEPS98246  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-18 1404 Modoc 13 mi NW of Canby (along Hwy 139; ca 0.6 mi e of FSR 44N11) 1487 Comment
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Sep 13 2017
  UCD77935  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1414 Modoc Ca. 15 mi nw of Canby, along Hwy 139, 0.1 mi e of Forest Service Rd 43N03. 1447 Comment
  UCD77940  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1419 Modoc Ca. 8 mi nw of Canby, on n side of Hwy 139, 0.75 mi w of Forest Service Rd 46N10. 1511 Comment
  CAS-BOT-BC218183  Polygonum polygaloides subsp. kelloggii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10553 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  JEPS19798  Polygonum polygaloides subsp. kelloggii Rimo Bacigalupi with S. Galen Smith 1957-8-27 5983 -A Modoc along State Hwy 139 about 9 mi nw Canby 1584 Comment
  CAS-BOT-BC218194  Polygonum polygaloides subsp. polygaloides Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13327 Modoc About eastern outkirts of Lookout. Comment
  RSA601505  Polygonum ramosissimum Louis C. Wheeler 1935-8-6 3801 Modoc 1/2 mile S Pine Creek. 1509 Comment
  HSC81006  Polygonum sawatchense subsp. sawatchense G. M. Riegel 1979-8-11 638 Modoc S Warner Mtns. 2100 Comment
  CHSC117371  Polypogon monspeliensis Lowell Ahart; John Dittes 2016-7-14 21210 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
  CHSC30495  Polypogon monspeliensis N. E. H. Prouty 1980-5-21 163 Modoc Ca. 7 1/2 roadmiles south of Eagleville. East side of Hwy 81, by edge of hot spring. Comment
  JEPS127292  Polypogon monspeliensis Lowell Ahart, John Dittes 2016-7-14 21210 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-BC225101  Populus tremuloides A. D. Borden 1911-5-21 s.n. Modoc Creek SW of Sugar Hill. Comment
  NY177829  Populus tremuloides L. C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place Devil's Garden 1524.0 Comment
  RSA611274  Populus tremuloides Louis C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place. Devil's Garden. 1524 Comment
  UC1134800  Populus tremuloides R. C. Wilson 1933-6-16 65 Modoc Rush Creek; Modoc National Forest, Alturas Quad., Rush Creek Comment
  JEPS77520  Porterella carnosula L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4888 Modoc about 3 mi sw Patterson Ranger Station (just n of Lassen County line); Warner Mts. 2011 Comment
  UC1058201  Porterella carnosula Calvin McMillan 1949-6-16 1534 Modoc marsh three mi s Crowder Flat (about seven mi s of the Oregon border, in n central Modoc County); s of Crowder Flat Comment
  CAS-BOT-BC242247  Potamogeton epihydrus Verne Grant; I. Schneider 1947-7-21 8127 Modoc North Fork of Pit River by bridge on Hwy 395, N of Alturas. Comment
  UC1099880  Potamogeton epihydrus subsp. nuttallii Verne Grant, Irving Schneider 1947-7-21 8127 Modoc n of Alturas (North Fork Pit River by bridge on Hwy 395); North Fork Pit River Comment
  RSA210807  Potamogeton foliosus Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39095 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  UC157923  Potamogeton foliosus Milo S. Baker 1899-8-24 Modoc Carmichaels Mill Big Valley Comment
  POM208869  Potamogeton gramineus Milo S. Baker 1899-8-18 s.n. Modoc Little Hot Spring Valley Comment
  UC429  Potamogeton natans Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  UC431  Potamogeton natans Milo S. Baker 1893-6 Modoc Egg Lake Comment
  SEINET5335355  Potamogeton nodosus M. S. Baker 1899-8-24 s.n. Modoc In Pit River at Lookout Comment
  SEINET5335427  Potamogeton pusillus M. S. Baker 1899-8-24 s.n. Modoc Carmichaels Mill Comment
  POM313012  Potamogeton richardsonii Malcolm A. Nobs, S. Galen Smith 1949-7-22 1068 Modoc South Fork of Pit River, Likely. Comment
  UC1100097  Potamogeton richardsonii Herbert L. Mason, Verne Grant 1947-7-11 13380 Modoc 1 mi e of Likely (on road from Likely to Jess Valley) Comment
  UC1100100  Potamogeton richardsonii Verne Grant, Irving Schneider 1947-7-18 8053 Modoc 1.4 mi n of Bayley's Bridge (s of Alturas) 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-BC242269  Potamogeton zosteriformis Herbert Louis Mason; Verne Grant 1947-7-12 13384 Modoc Jones Lane, off Hwy 395, several miles S of Alturas. Comment
  UC1100089  Potamogeton zosteriformis Verne Grant, Irving Schneider 1947-7-18 8052 Modoc 3 mi n of Bayley's Bridge (in Pit River Valley s of Alturas); Pit River Valley Comment
  CAS-BOT-BC214736  Potentilla biennis John Thomas Howell 1934-7-2 12355 A Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  CHSC110889  Potentilla biennis Lowell Ahart; John Dittes 2012-7-10 18307 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS44297  Potentilla biennis Milo S. Baker 1893-6-13 Modoc Lava Beds of Egg Lake Comment
  UC71672  Potentilla biennis Mrs. M. H. Manning 1902-10-21 Modoc northern slope of Fandango northern slope of Fandango (north-eastern Modoc County) Comment
  HSC75589  Potentilla breweri G. M. Riegel 1980-8-14 1068 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC214740  Potentilla drummondii Bruce Bartholomew; Barrett Anderson 1988-7-22 4543 A Modoc Benton Meadow, Warner Mts.. 2180 Comment
  RSA164422  Potentilla glandulosa subsp. ashlandica Clare B. Hardham 1961-6-20 7881 Modoc Mt. Bidwell Dismal Swamp road 2439 Comment
  CAS-BOT-BC214783  Potentilla gracilis Bruce Bartholomew 1991-7-4 5914 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC214794  Potentilla gracilis E. S. Willits 1940-5-17 262 Modoc Willow Ranch. Comment
  NY832655  Potentilla gracilis B. M. Bartholomew 1991-8-5 6044 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2450 Comment
  CAS-BOT-BC214782  Potentilla gracilis Verne Grant; I. Schneider 1947-7-19 8073 Modoc Williams ranch, along Southern Pacific right-of-way near East Canal, in Pit Valley S of Alturas. Comment
  UC12547  Potentilla gracilis var. fastigiata Milo S. Baker 1893-6-30 Modoc Comment
  UC704380  Potentilla gracilis var. fastigiata Bud Fuller 1936-7-10 91 Modoc 15 mi nw Alturas; nw Alturas 1981 Comment
  UC639591  Potentilla gracilis var. flabelliformis Frances Payne 1931-7-4 319 Modoc Parker Creek Warner Mountains. 1584 Comment
  UC191284  Potentilla gracilis var. flabelliformis Milo S. Baker 1893-7-2 Modoc Comment
  CDA3917  Potentilla norvegica subsp. monspeliensis C. B. Greenbank 1978-8-11 Modoc Tulelake. 0 Comment
  UC1191496  Potentilla rivalis Herbert L. Mason, Verne Grant 1947-7-12 13404 Modoc Irrigation ditch by Jones' Lane off Highway 395 several mi s Alturas; s of Alturas Comment
  CAS-BOT-BC225027  Poteridium annuum Bruce Bartholomew; Barrett Anderson 1988-6-23 4240 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC225030  Poteridium annuum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 156 Modoc Parker Creek, Warner Mts. Comment
  JEPS27653  Prunus emarginata L. S. Smith 1917-1 Modoc California Comment
  CAS-BOT-BC214816  Prunus subcordata A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill, NE of Davis Creek. Comment
  CAS-BOT-BC214820  Prunus subcordata Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8388 Modoc Second big curve ascending Ft. Bidwell side 1377 Comment
  JEPS117363  Prunus subcordata Lowell Ahart, John Dittes 2010-8-30 17062 Modoc Around a large rock, near the homestead, about 100 yards east of the fence, 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
  UC176217  Prunus subcordata Mrs. M. H. Manning Aug. 1914 Modoc Near Tule or Rhett Lake (Lava Beds National Monument); Lava Beds National Monument Comment
  RSA520372  Prunus virginiana var. demissa Bruce Bartholomew, B. Anderson 1989-6-1 4733 Modoc Shake Spring. NW side of Shaffer Mtn. 1500 Comment
  UC555686  Prunus virginiana var. demissa F. H. Frost 1926-7-11 29 Modoc Cedar Canyon, campsite Cedar Canyon; Warner Mountains, Cedar Canyon Comment
  UC73069  Prunus virginiana var. demissa Milo S. Baker 1890-1 Modoc near Hayden's Hill (Big Valley); Big Valley Comment
  SBBG423  Pseudoroegneria spicata A. A. Beetle 1941-6-29 2828 Modoc near summit of Cedar (Cedarville) Pass 2118 Comment
  CAS-BOT-BC252502  Pseudoroegneria spicata subsp. spicata Bruce Bartholomew; Barrett Anderson 1990-7-20 5477 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC252503  Pseudoroegneria spicata subsp. spicata Bruce Bartholomew; Barrett Anderson 1990-7-21 5562 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  JEPS68373  Pseudoroegneria spicata subsp. spicata Leland S. Smith 1918-6-22 973 Modoc Modoc National Forest, Pine Creek Pine Creek; Modoc National Forest, Pine Creek 2042 Comment
  POM205740  Pseudoroegneria spicata subsp. spicata Jos Burtt Davy 1897-6-20 1711 Modoc Big Balley. Near Lookout Comment
  UC1137111  Pseudoroegneria spicata subsp. spicata August L. Hormay 1932-7-14 Modoc Modoc National Forest, D D plot site Modoc National Forest; , D D plot site Comment
  UC60833  Pseudoroegneria spicata subsp. spicata M. S. Baker and Frank Nutting 1894-8-25 Modoc near Forestdale 1371 Comment
  CAS-BOT-BC95219  Pseudostellaria jamesiana Bruce Bartholomew 1992-5-14 6278 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CHSC30639  Pseudostellaria jamesiana NEH Prouty 1980-7-1 191 Modoc Modoc National Forest, Warner Mt. District. Bear Flat T. S. Throughout Pinus ponderosa and Abies concolor forest on western rim above Soup Creek drainage. 1889 Comment
  RSA27379  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 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
  POM312513  Psilocarphus oregonus H. L. Mason, Verne Grant 1947-7-13 13450 Modoc West end of Fandango Pass, near Goose Lake on road to Fort Bidwell. Comment
  CAS-BOT-BC95683  Pterospora andromedea Bruce Bartholomew; Barrett Anderson 1988-7-21 4436 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  RSA467855  Pterospora andromedea J. P. Smith, J. O. Sawyer, Smith 1973-8-9 7255 Modoc Around the shore of Blue Lake, Modoc National Forest. 1829 Comment
  JEPS120886  Puccinellia lemmonii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18763 Modoc About 300 yards NE of Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  SEINET10542464  Purshia tridentata David B. Dunn, Paul Gallian 1971-6-2 Dunn 17772 Modoc 9 miles sw of canby on hwy 299, in decomposed granite; in artemesia, very moist Season of year with melting patches of snow. Pinus ponderosa-juniper assoc. 30-40 Degrees slope 1463 Comment
  CAS-BOT-BC218237  Purshia tridentata var. tridentata Mrs. H. C. Cantelow 1940-6-1 4321 Modoc E of Alturas. Comment
  CAS-BOT-BC248323  Purshia tridentata var. tridentata B. Bartholomew; H. Sun 2002-6-24 8867 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  UC73563  Pyrola asarifolia Milo S. Baker Modoc Forestdale Comment
  UC21709  Pyrola asarifolia Mrs. Bruce 1898-1 Modoc Comment
  UC412728  Pyrola picta Milo S. Baker 1898-7-1 536 Modoc Forestdale Comment
  UC73539  Pyrola picta Milo S. Baker 1898-7-1 536 Modoc Forestdale Comment
  UC748276  Pyrola picta Annie M. Alexander and Louise Kellogg 1946-7-14 5068 Modoc Trail to Emerson Camp (Warner Mountains, Bear Camp Flat); Warner Mountains, Bear Camp Flat 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
  CHSC97874  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Warner Mts. 2316 Comment
  SEINET6033400 Image available Pyrrocoma carthamoides var. cusickii L. P. Janeway 2014-7-7 11441 Modoc Warner Mountains, east side of crest of Warner Mountains 2.3 air km east of Cedar Pass; along Road 43N07, 1.4 road km east of Stough Reservoir. Cedarville 7.5' quad 2000 Comment
  CAS-BOT-BC50399  Pyrrocoma hirta var. lanulosa Leland S. Smith 1920-8-30 3 A Modoc Windmill Flat. 1524 Comment
  UC86658  Pyrrocoma hirta var. lanulosa Mrs. R. M. Austin June 1894 259 Modoc near Emigrant Spring; Lava Beds Comment
  CAS-BOT-BC180125  Quercus garryana var. garryana Bruce Bartholomew 1989-8-10 5025 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 Comment
  CAS-BOT-BC180127  Quercus garryana var. garryana Leland S. Smith 1922-8-1 1325 Modoc Below Thompson's ranch, Biber Allot. 1371 Comment
  RSA476818  Quercus kelloggii Christopher Davidson 1975-6-4 2626 Modoc 0.7 mile east of Upper Rush Creek Camp on dirt road off Highway 299 ca. 7 miles north of Adin. 1646 Comment
  UC922549  Quercus kelloggii Annie M. Alexander and Louise Kellogg 1948-9-18 5623 Modoc 1 mi SW of Adin Pass summit 1524 Comment
  CAS-BOT-BC50362  Raillardella argentea Elmer Ivan Applegate 1932-8-1 8013 Modoc High rocky crest of Warner Mts. S of Warren Peak. Comment
  UC190589  Raillardella argentea M. F. Gilman 640 Modoc Comment
  POM275137  Ranunculus alismifolius var. hartwegii A. M. Alexander 1946-6-8 4696 Modoc Road from Eagleville to Patterson Mill. 2287 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
  CAS-BOT-BC379172  Ranunculus aquatilis var. aquatilis Clare R. Wheeler; Gladys L. Smith 1980-5-20 1635 Modoc Reeves Canyon Road, upper section, about 8 mi W of Hwy 101 366 Comment
  POM261552  Ranunculus aquatilis var. hispidulus J. T. Howell 1940-6-14 8219 Modoc 8 mles NW of Canby Comment
  RSA399404  Ranunculus californicus Christopher Davidson 1973-5-26 2131 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  UC1025082  Ranunculus cymbalaria var. saximontanus Leo Whitney 1934-5-20 1744 Modoc on banks of river near Clear Lake (n part of county); Lost River 1463 Comment
  UC1101381  Ranunculus cymbalaria var. saximontanus Herbert L. Mason and Verne Grant 1947-7-12 13387 Modoc irrigation ditch by Jones' Lane (off Hwy 395, several mi s of Alturas) Comment
  CAS-BOT-BC217236  Ranunculus eschscholtzii var. oxynotus Annie Montague Alexander; L. Kellogg 1946-7-30 5098 Modoc Eagle Peak, Warner Mts. Comment
  RSA84858  Ranunculus flabellaris Alice Eastwood, John T. Howell 1940-6-12 8080 Modoc Jess Valley. Comment
  UC9436  Ranunculus flammula Mrs. R. M. Austin and Bruce June 1898 35 Modoc Goose Lake Comment
  JEPS3950  Ranunculus glaberrimus N. T. Mirov 1929-5-14 Modoc e Goose Lake (on road to Fandango Valley); Warner Mountains, Buck Creek Comment
  JEPS55077  Ranunculus glaberrimus Leland S. Smith 1918-3-21 915 Modoc near Alturas; Juniper Flats 1371 Comment
  UC480975  Ranunculus glaberrimus M. F. Gilman 666 Modoc Comment
  RSA60359  Ranunculus glaberrimus var. ellipticus E. K. Balls 1950-5-10 15968 Modoc Seepage from snow, Cedar Pass, W slope on way from Alturas to Cedarville. 1829 Comment
  CAS-BOT-BC217208  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew; Barrett Anderson 1989-4-29 4690 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC217248  Ranunculus glaberrimus var. glaberrimus Fred D. Douthitt 1916-8-20 2 Modoc Flournoy Swale. 1828 Comment
  CAS-BOT-BC217178  Ranunculus occidentalis Bruce Bartholomew; Barrett Anderson 1989-6-3 4885 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC217217  Ranunculus occidentalis Fred D. Douthitt 1916-4-27 8 Modoc Henderson Meadow. 1737 Comment
  CAS-BOT-BC217219  Ranunculus occidentalis Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6493 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  UCD96820  Ranunculus occidentalis W. E. Moon 1959-5-19 s.n. Modoc along State Hwy 139, 4 miles northwest of Canby. Comment
  POM260873  Ranunculus occidentalis var. eisenii Alice Eastwood, John T. Howell 1940-6-15 8283 Modoc Near Happy Camp Range Station. Comment
  CAS-BOT-BC217181  Ranunculus occidentalis var. occidentalis John Thomas Howell 1934-7-1 12305 Modoc Duncan Horse Camp. 1355 Comment
  UC71853  Ranunculus sceleratus Mrs. M. H. Manning 1903-6 148 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  JEPS124360  Ranunculus sceleratus var. sceleratus Lowell Ahart, John Dittes 2015-7-16 20378 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC217154  Ranunculus testiculatus Bruce Bartholomew; Barrett Anderson 1989-4-29 4664 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  JEPS96813  Ranunculus testiculatus Dean W. Taylor 1992-3-16 12332 Modoc 1 air mi SW of Duncan Reservoir; Modoc Plateau 1493 Comment
  RSA145549  Ranunculus testiculatus T. L. Secrest 1961-6-11 s.n. Modoc along edge of Hwy 299 1 miles NW of Alturas Comment
  UC485337  Ranunculus uncinatus Mrs. M. H. Manning 1905-6-12 712 Modoc Warner Range; ne Modoc Co. 1524 Comment
  RSA520498  Rhamnus rubra Bruce Bartholomew 1989-7-14 4969 Modoc E side of Lower Roberts Reservoir and 3km NNE of Lookout. 1300 Comment
  RSA78890  Rhamnus rubra E. K. Balls, Percy C. Everett 1952-10-11 18156 Modoc 0.3 miles SE of crest of Fandango Pass, Warner Mts. 1829 Comment
  UC18577  Rhamnus rubra Milo S. Baker 1893-7-20 Modoc near Egg Lake; Lava Beds Comment
  SEINET13946370 Image available Rhamnus rubra E. K. Balls, P. C. Everett 1952-1 18156 Modoc .3 mi SE of crest of Fandango Pass, Warner Mts., Alt. 6000 ft. Comment
  JEPS114532  Rhaponticum repens Lowell Ahart, John Dittes 2008-8-25 15309 Modoc On the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  CAS-BOT-BC21490  Rhus aromatica Bruce Bartholomew; Barrett Anderson 1989-4-27 4622 Modoc Little Hot Spring Valley, 2.9 km NW of Day. 1080 Comment
  CAS-BOT-BC225858  Ribes aureum Elmer Ivan Applegate 1897-6-7 844 Modoc Steel Swamp, Modoc County. Comment
  RSA59530  Ribes aureum E. K. Balls 1950-5-20 14809 Modoc 2.1 mi. above South Fork Public Camp along South Fork Pit River. 1463 Comment
  UC1191522  Ribes aureum Verne Grant, Irving Schneider 1947-7-22 8142 Modoc about 1 mi n Cedarville road (on Highway 395); North Fork of Pit River Comment
  UCD35235  Ribes aureum Beecher Crampton; with Carl Rimbey 1954-7-8 2186 Modoc 12 miles east of Likely, canyon of the South Fork of the Pit River. Comment
  UC75441  Ribes californicum Milo S. Baker 1898-4-20 627 Modoc Taylor Mt. Comment
Read comments
Jul 22 2018
  CAS-BOT-BC225874  Ribes cereum Milo Samuel Baker 1893-6-1 s.n. Modoc Lava Beds. Comment
  CAS-BOT-BC225886  Ribes cereum Bruce Bartholomew; Barrett Anderson 1988-6-24 4297 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  NY454991  Ribes cereum K. Paulson 1989-6-14 135 Modoc Ca. 1.5 miles northeast of Cedar Pass, Warner Mountains 1905.0 Comment
  NY454992  Ribes cereum B. M. Bartholomew 1989-4-29 4685 Modoc Surprise Valley Road, just south of the Oregon border, extreme northeast corner of Modoc County 1630 Comment
  RSA520365  Ribes cereum Bruce Bartholomew, B. Anderson 1989-4-29 4685 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  SEINET12216477  Ribes cereum A. Seneres, Harold, N. 1983-1 108 Modoc Warner Mountains Comment
  CAS-BOT-BC225905  Ribes montigenum Bruce Bartholomew; Barrett Anderson 1988-6-24 4293 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-BC225907  Ribes montigenum Elmer Ivan Applegate 1932-7-9 7581 Modoc North slope of Bidwell Mountain, Warner Mts. Comment
  HSC80728  Ribes montigenum G. M. Riegel 1979-7-30 621 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC225910  Ribes roezlii var. roezlii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-12 6523 Modoc S side of Whitehorse Reservoir. 1300 Comment
  CAS-BOT-BC225918  Ribes velutinum E. S. Willits 1940-4-27 191 Modoc Sugar Hill. Comment
  CAS-BOT-BC225926  Ribes velutinum Elmer Ivan Applegate 1929-7-29 6087 Modoc Clear Lake. Comment
  CAS-BOT-BC423  Ribes velutinum R. M. Austin 1884-6-1 27 Modoc unspecified Comment
  OBI83292  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-BC225945  Ribes viscosissimum A. D. Borden 1911-6-15 Modoc Davis Creek. Comment
  CAS-BOT-BC225947  Ribes viscosissimum Elmer Ivan Applegate 1932-8-7 8091 Modoc Mill Creek, Warner Mts. Comment
  SBBG18085  Ribes viscosissimum C. B. Hardham 1961-6-20 7856 Modoc Cane Lake Comment
  SEINET182274 Image available Ribes viscosissimum L. C. Wheeler 1935-8-14 3850 Modoc Warner Mountains; Lily Lake Pine Creek 2073 Comment
  SEINET195337 Image available Ribes viscosissimum Annie M. Alexander, L Kellogg 1946-7-1 4894 Modoc Warner Mountains; one half mile south of Dismal Swamp north end of Warner Mountains 2256 Comment
  UC71791  Ribes viscosissimum Mrs. M. H. Manning 1904-7 511 Modoc Mill Canyon 1828 Comment
  UC748481 Image available Ribes viscosissimum Annie M. Alexander and Louise Kellogg 1946-6-15 4772 Modoc Deep Creek 1981 Comment
  CAS-BOT-BC50326  Rigiopappus leptocladus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 32 Modoc Above Parker Creek. Comment
  CAS-BOT-BC50367  Rigiopappus leptocladus Bruce Bartholomew 1992-5-17 6349 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 Comment
  CAS-BOT-BC58411  Rorippa columbiae Dean William Taylor 1987-8-9 9280 Modoc Clear Lake Reservoir, on shore 100 m W of dam. 1371 Comment
  RSA252400  Rorippa curvipes var. truncata R. F. Thorne, C. W. Tilforth 1969-9-5 39170 Modoc Modoc National Forest, Warner Mtns. Clear Lake. 1768 Comment
  CAS-BOT-BC58376  Rorippa curvisiliqua Annie Montague Alexander; L. Kellogg 1946-6-26 4830 Modoc Dismal Swamp, N edge of Warner Mts. 2255 Comment
  NY181937  Rorippa curvisiliqua var. orientalis B. M. Bartholomew 1991-6-21 5814 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC58454  Rorippa nasturtium-aquaticum Bruce Bartholomew; Barrett Anderson 1989-6-2 4783 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  UC1191534  Rorippa nasturtium-aquaticum Verne Grant and Irving Schneider 1947-7-19 8078 Modoc in Pit Valley s Alturas (Williams Ranch, along Southern Pacific right-of-way near East Canal); Pit Valley s of Alturas Comment
  UC673336  Rorippa nasturtium-aquaticum F. H. Frost 1925-7-11 Modoc Cedar Canyon 2 mi above Cedarville (Warner Mts.); , Cedar Canyon, above Cedarville Comment
  CAS-BOT-BC95040  Rorippa sinuata Annie Montague Alexander; L. Kellogg 1946-6-20 4811 Modoc Eagleville. 1440 Comment
  CAS-BOT-BC497303  Rosa gymnocarpa B. Bartholomew; B. Anderson 1988-6-23 4275 Modoc 4.0 km W of Day on County Rd 94 1340 Comment
  HSC19613  Rosa woodsii subsp. ultramontana M. T. Milligan 1964-7-1 103 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  JEPS119968  Rosa woodsii subsp. ultramontana Lowell Ahart, John Dittes 2012-7-10 18318 Modoc Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  POM312889  Rosa woodsii subsp. ultramontana Verne Grant, Irving Schneider 1947-7-18 8045 Modoc E side Canal, 5 miles N of Bayley's bridge, S of Alturas. Comment
  CAS-BOT-BC218254  Rosa woodsii var. ultramontana John H. Hatton 1911-6-13 77 Modoc Modoc County. 1371 Comment
  JEPS46228  Rosa woodsii var. ultramontana F. H. Frost 1925-7-11 32 Modoc 2 mi above Cedarville; Cedar Canyon campsite Comment
  RSA520486  Rosa woodsii var. ultramontana Bruce Bartholomew 1989-7-14 4930 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  UC1128612  Rosa woodsii var. ultramontana R. C. Wilson 1933-6-25 51 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  JEPS127307  Rumex crispus Lowell Ahart, John Dittes 2016-7-14 21192 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-BC211344  Rumex lacustris Bruce Bartholomew; Barrett Anderson 1989-6-3 4896 Modoc S side of Clear Lake Reservoir. 1400 Comment
  CAS-BOT-BC211304  Rumex maritimus Bruce Bartholomew 1992-8-7 6354 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  UCR67035  Rumex maritimus George K. Helmkamp 1990-9-23 J- 13 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CDA23185  Rumex occidentalis T. C. Fuller 1958-7-8 2031 Modoc 4 miles south of Pine Creek. 0 Comment
  CAS-BOT-BC211312  Rumex salicifolius Bruce Bartholomew 1990-8-3 5607 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  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
  UC1101221  Rumex salicifolius var. lacustris Herbert L. Mason 1947-8-9 13482 Modoc n of Alturas (e side of Fairchild Swamp); Fairchild Swamp Comment
  UC1101220  Rumex salicifolius var. lacustris Herbert L. Mason 1947-8-15 13556 Modoc e of Goose Lake (on Willow Ranch); Mouth of Crane Creek Comment
  CHSC112976  Rumex triangulivalvis Lowell Ahart; John Dittes 2013-7-24 18940 Modoc South bank of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1268 Comment
  POM260470  Sagina saginoides C. L. Hitchcock 1940-5-27 6708 Modoc 15 miles NE of Alturas. 1677 Comment
  JEPS51053  Sagina saginoides Frances D. Payne 1935-7-19 791 Modoc s. and e. of Alturas (mouth of Dry Creek (tributary of Parker Creek)); Warner Mts., Dry Creek (tributary of Parker Creek) Comment
  UC935799  Sagittaria cuneata Malcolm A. Nobs, S. Galen Smith and Herbert L. Mason 1949-5-29 768 Modoc e Kelly Hot Springs; e of Kelly Hot Springs Comment
  UCD138008  Sagittaria cuneata Herbert L. Mason 1947-8-12 13506 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  HSC66122  Sagittaria latifolia J. P. Smith, J. O. Sawyer 1973-8-9 7268 Modoc Blue Lake, Modoc National Forest 1829 Comment
  CAS-BOT-BC225122  Salix boothii Francis Dorris Payne 1932-7-7 331 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 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
  POM218965  Salix eastwoodiae Frances D. Payne 1931-7-7 333 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  SJSU238  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc near spring N slope of flat along Cr Pine Cr Basin, Warner Mts, c. 33 km SE Alturas 2286 Comment
  UC433176  Salix eastwoodiae Belknap C. Goldsmith 1911-5-21 25 Modoc e shore Goose Lake; Modoc Forest Comment
  UC481867  Salix eastwoodiae Frances D. Payne 1931-7-8 177 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas 2280 Comment
  UC481868  Salix eastwoodiae Frances D. Payne 1931-7-7 333 Modoc ca. 33 km. se Alturas (below spring); Warner Mts., Pine Creek Basin 2280 Comment
  HSC80731  Salix exigua G. M. Riegel 1980-7-16 890 Modoc S Warner Mtns. 2100 Comment
  LA208612  Salix exigua Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km. E of Alturas; meadow S of Payne Ranch 1560.0 Comment
  NY187444  Salix exigua F. D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km east of Alturas. Meadow south of Payne Ranch 1560 Comment
  NY187447  Salix exigua N. F. Bracelin 1931-6-30 501 Modoc Alturas 1360 Comment
  SBBG28795  Salix exigua Mrs. H. P. Bracelin 1931-6-30 488 Modoc Parker Crk, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  SJSU194  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc SW end of Alturas 1371 Comment
  RSA27065  Salix gooddingii C. Leo Hitchcock 1940-5-27 6699 Modoc 12 miles NW of Alturas. 1616 Comment
Read comments
Apr 8 2012
  CAS-BOT-BC197558  Salix lasiandra var. lasiandra H. P. Bracelin; Francis Dorris Payne 1931-6-30 498 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  JEPS14866  Salix lasiandra var. lasiandra F. H. Frost 1925-7-11 21 Modoc 2 mi above Cedarville (Cedar Canyon campsite) Comment
  UC481841  Salix lasiolepis Frances D. Payne 1931-6-10 136 Modoc Warner Mts., Parker Creek 1560 Comment
  UC481842  Salix lasiolepis Frances D. Payne 1931-6-10 137 Modoc Warner Mts., Parker Creek 1560 Comment
  POM229223  Salix lemmonii Louis C. Wheeler 1935-8-3 3760 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC1280859  Salix ligulifolia H. E. McMinn 1931-5-23 2467 Modoc Warner Mts. Comment
  CAS-BOT-BC229678  Salix lutea H. P. Bracelin; Francis Dorris Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC229681  Salix lutea H. P. Bracelin; Francis Dorris Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC229846  Salix prolixa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16367 Modoc Along banks of Pit River, about 3.9 mi. N of Alturas. Comment
  CAS-BOT-BC229829  Salix scouleriana Francis Dorris Payne 1931-6-10 138 Modoc Parker Creek, Warner Mts. 1560 Comment
  CAS-BOT-BC229838  Salix scouleriana Francis Dorris Payne 1931-6-22 293 Modoc E slope of Mt. Warren, Owl Creek. 2400 Comment
  UC55022  Salix scouleriana Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  RSA518915  Salvia aethiopis George K. Helmkamp 1990-9-23 H- 5 Modoc [No location information provided on label.] 1341 Comment
  SEINET14190177 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  SEINET14190203 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  SEINET14190209 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  CAS-BOT-BC179237  Salvia dorrii var. dorrii Mrs. H. C. Cantelow 1940-6-1 3791 Modoc E. slope Warner Mountains, Cedar Pass Comment
  CAS-BOT-BC179239  Salvia dorrii var. dorrii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16436 Modoc 4 mi. E of summit of Cedar Pass. Comment
  CAS-BOT-BC184105  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-5 9343 Modoc Lava Beds National Monument. Captain Jacks Ice Cave Comment
  HSC27404  Sanguisorba annua D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19495 Modoc At Big Valley summit about 6 mi. W of Adin on Hwy. 299 Comment
  JEPS45509  Sanguisorba annua L. S. Smith 1918-6-14 936 Modoc South Slope Buck Creek Ranger Station and Willow Creek 1676 Comment
  JEPS46339  Sanguisorba annua Frances D. Payne 1931-6-17 168 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  RSA504644  Sanguisorba annua Bruce Bartholomew 1988-6-23 4240 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC15719  Sanicula graveolens Milo Samuel Baker; Franklin P. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  CAS-BOT-BC15725  Sanicula graveolens Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 5999 Modoc Cedar Pass. 1920 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
  UC21361  Sanicula graveolens Milo S. Baker 1893-6 Modoc in Modoc County Modoc County Comment
  RSA152456  Saxifraga nidifica I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16423 Modoc Near summit of Cedar Pass. Between Alturas and Cedarville. 1936 Comment
  NY784038  Saxifraga nidifica var. nidifica B. M. Bartholomew 1989-6-2 4776 Modoc Buck Creek, 1 cm [typo for km?] northeast of Fandango Pass Road, west side of the Warner Mountains 1660 Comment
  UC11823  Saxifraga oregana Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  JEPS47549  Saxifraga oregana Milo S. Baker 1898-8-22 564 Modoc Bear Valley Mountains Comment
  UC11860  Saxifraga oregana Milo S. Baker 1893-6 Modoc California Comment
  UCD126455  Schedonorus arundinaceus L. D. Whitney 1935-7-7 s.n. Modoc Howard Gulch. Comment
  CAS-BOT-BC247700  Schedonorus pratensis Leland S. Smith 1917-7-25 107 Modoc Joseph Creek. 1981 Comment
  UC1100766  Schoenoplectus acutus var. acutus Herbert L. Mason 1947-8-11 13489 Modoc on Highway 81 w margin Lower Lake (near boundary between Lassen and Modoc counties); w Margin Lower Lake Comment
  JEPS114500  Schoenoplectus acutus var. occidentalis Lowell Ahart, John Dittes 2008-8-25 15316 Modoc At water's edge, on the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91,about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  UC1587094  Schoenoplectus americanus G. Schoolcraft 1991-7-24 2188 Modoc Leonard Hot Spring NE of Middle Alkali Lake 1386 Comment
  CAS-BOT-BC245117  Scirpus microcarpus Bruce Bartholomew; Barrett Anderson 1988-7-21 4604 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC245119  Scirpus microcarpus Roxana Stinchfield Ferris; R. Duthie 1919-6-17 175 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CHSC110969  Scirpus microcarpus Lowell Ahart; John Dittes 2012-7-12 18365 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA59882  Scirpus nevadensis E. K. Balls 1950-5-13 14668 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  POM312849  Scirpus nevadensis H. L. Mason, Verne Grant 1947-7-12 13436 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UC1100800  Scirpus pungens Verne Grant, Irving Schneider 1947-7-19 8083 Modoc n Likely (Williams Ranch) Comment
  UC1100801  Scirpus pungens Verne Grant, Irving Schneider 1947-7-18 8056 Modoc s Alturas (s loop of eastside rd in Pit River Valley); Pit River Valley Comment
  UCD92545  Scribneria bolanderi L. D. Whitney 1935-5-26 s.n. Modoc Lava Flat, near bank of Ash Creek. Near Adin. Comment
  UCD124809  Scrophularia lanceolata Verne Grant; Irving Schneider 1947-7-20 8105 Modoc North fork of Pit River, Alturas. Comment
  CAS-BOT-BC179216  Scutellaria nana Lindsay Stuart Smith 1924-5-31 1358 Modoc Egg Lake Ranch and S. Comment
  CAS-BOT-BC179220  Scutellaria nana B. Bartholomew; Barrett Anderson 1989-6-2 4809 Modoc 9.3 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  UC25817  Scutellaria nana Milo S. Baker 1893-7-8 Modoc Comment
  UCR34755  Sedum J. A. Harpel 1981-8-6 V 40 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CHSC63604  Sedum lanceolatum V. H. Oswald; Beth Corbin, Mike Dolan, Allison Sanger 1994-7-9 6372 Modoc Dismal Swamp ca. 6 mi (air) E of Hwy. 395, just S of the Oregon border. 2218 Comment
  UC1601851  Sedum lanceolatum M. F. Gilman 513 Modoc Comment
  UC748226  Sedum rosea subsp. integrifolium Annie M. Alexander and Louise Kellogg 1946-7-29 5085 Modoc head Eagle Creek (Warner Mountains, moist stony flat below divide); Warner Mountains, head of Eagle Creek Comment
  CHSC100848  Sedum stenopetalum L. P. Janeway 2008-8-17 9565 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2400 Comment
  UC205196  Sedum stenopetalum W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Cr Warner Mountains 1676 Comment
  CAS-BOT-BC50339  Senecio aronicoides Bruce Bartholomew 1990-6-15 5229 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  SEINET201634  Senecio aronicoides Arthur Cronquist, Arthur H. Holgren 1959-6-19 Modoc Warner Mts. 15 miles east of Likely. 1981 Comment
  RSA152713  Senecio eremophilus I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16370 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. Comment
  CAS-BOT-BC50312  Senecio eurycephalus var. eurycephalus Margaret J. Williams 1984-6-30 84- 83 -1 Modoc 16.3 mi. on Parker Creek road, paved road to Cedar Pass road 1.5 mi. 1524 Comment
  CAS-BOT-BC50280  Senecio fremontii var. fremontii Elmer Ivan Applegate 1932-8-1 8048 Modoc Eastern slope of Warren Peak near summit, Warner Mountains Comment
  CAS-BOT-BC50284  Senecio hydrophilus James D. Jokerst 1983-5-31 1807 Modoc Near Signal Butte. 1340 Comment
  CAS-BOT-BC50256  Senecio integerrimus var. exaltatus Edward Kent Balls 1950-5-13 14682 Modoc W of Goose Lake, 1.5 mi. S of Oregon-California State Line. 1463 Comment
  CAS-BOT-BC50286  Senecio integerrimus var. exaltatus Bruce Bartholomew 1992-5-15 6295 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E of N end of Middle Alkali Lake. 1620 Comment
  UC748075  Senecio integerrimus var. exaltatus Annie M. Alexander and Louise Kellogg 1946-6-5 4671 Modoc s of Eagleville; Warner Mountains, Emerson Creek 1828 Comment
  RSA0125033  Senecio integerrimus var. exaltatus E. K. Balls 1950-5-13 14682 Modoc West of Goose Lake, 1.5 miles south of Oregon-California State Line. 1463 Comment
  RSA0013302  Senecio serra var. serra L. C. Wheeler 1935-8-4 3782 Modoc Dry Lake, Pine Creek, Warner Mts. 2104 Comment
  CAS-BOT-BC50272  Senecio triangularis Barrett Anderson 1986-7-10 3195 Modoc West Warner Rd at North Fork of Pine Creek. 1935 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
  UC748200  Senecio triangularis Annie M. Alexander and Louise Kellogg 1946-7-17 5000 Modoc edge South Fork Davis Creek (Plum Valley Camp, Warner Mountains); Warner Mountains, , Plum Valley Camp Comment
  CAS-BOT-BC225038  Sibbaldia procumbens Bruce Bartholomew 1991-8-6 6080 Modoc N Emerson Lake, E side of Warner Mts. 2370 Comment
  UCD116654  Sidalcea glaucescens Verne Grant; Irving Schneider 1947-7-22 8144 Modoc north fork of Pit River on Highway 395, about one mile north of junction with Cedarville Road. Comment
  RSA165549  Sidalcea hendersonii Clare B. Hardham 1961-6-19 7853 Modoc Willow Creek. 1524 Comment
  SD46594  Sidalcea oregana Robert J. Weatherby 1955-7-8 1625 Modoc 6.0 miles north of Ft. Bidwell, northern Warner Mountains. 1737 Comment
  CAS-BOT-BC179064  Sidalcea oregana subsp. oregana Elmer Ivan Applegate 1932-8-4 8150 Modoc N edge of Jess Valley. Comment
  CAS-BOT-BC179087  Sidalcea oregana subsp. oregana Bruce Bartholomew 1991-6-20 5770 Modoc Just N of Lassen County line on county road 90. 1220 Comment
  RSA614432  Sidalcea oregana subsp. oregana R. R. Halse 1991-7-28 4246 Modoc Along State Highway 139, 13 miles NW of its junction with State Highway 299 1469 Comment
  UC748248  Sidalcea oregana subsp. spicata Annie M. Alexander and Louise Kellogg 1946-7-11 4976 Modoc Mesa west Eight Mile Creek, Mesa west (Eight Mile Creek, ne corner of county) Comment
  NY446740  Silene douglasii B. M. Bartholomew 1991-8-5 6031 Modoc Summit Trail between Pepperdine and Squaw Peak, west side of Warner Mountains. 2190 Comment
  UC748390  Silene douglasii Annie M. Alexander and Louise Kellogg 1946-7-7 4939 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  RSA610960  Silene douglasii L. C. Wheeler 1935-8-5 3784 Modoc Pine Creek, Warner Mts. 2317 Comment
  UC8433  Silene douglasii Milo S. Baker 1893-6-25 Modoc Lava Beds Comment
  CAS-BOT-BC248373  Silene douglasii var. douglasii B. Bartholomew; H. Sun 2002-6-24 8864 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  RSA65696  Silene douglasii var. douglasii F. W. Peirson 1926-6-25 6898 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  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
  UC711806  Silene occidentalis subsp. occidentalis Roxana S. Ferris and Laura Lorraine 1941-8-14 10577 Modoc on road to Eagleville three mi from Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mountains Comment
Read comments
Sep 9 2015
  HSC80710  Silene oregana G. M. Riegel 1980-8-12 1043 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC95046  Sisymbrium altissimum Bruce Bartholomew; Barrett Anderson 1988-6-23 4258 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  UCR67470  Sisymbrium altissimum George K. Helmkamp 1990-9-23 I- 18 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC95044  Sisymbrium altissimum Gordon H. True 1964-6-3 1452 Modoc South Fork Pit River between Alturas and Goose Lake. 1463 Comment
  CHSC114920  Sisymbrium altissimum D. B. Joley 1976-6-23 1 Modoc Likely, near Alturas. Comment
  CAS-BOT-BC245085  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1994-5-29 6739 Modoc SE of Egg Lake on Forest Service road 42N15. 1260 Comment
  UC119653  Smilacina stellata Mrs. R. M. Austin July 1884 57 Modoc Davis Creek Comment
  NY821272  Solanum physalifolium L. C. Wheeler 1935-9-22 3994 Modoc 3 mi. W of Alturas 1356 Comment
  POM229213  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1935-9-22 3994 Modoc 3 mi W of Alturas 1357 Comment
  CHSC106352  Solanum triflorum Lowell Ahart; John Dittes 2010-8-30 17083 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  HSC65391  Solanum triflorum Thomas Wood 1979-8-8 222 Modoc About 1.2 mi. S and then shortly W of Ft. Bidwell, along Hwy. 1 1372 Comment
  UCD126815  Solanum triflorum Verne Grant; Irving Schneider 1947-8-27 8319 Modoc Southwest end of Clear Lake. Comment
  UCD126963  Solanum triflorum Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch, Likely. Comment
  CAS-BOT-BC245434  Solanum umbelliferum Bruce Bartholomew 1993-6-12 6582 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  SD132242  Solidago canadensis G. Helmkamp 1990-9-23 H 2 Modoc U. S. Highway 395, 13 miles north of Likely 1340 Comment
Read comments
Jul 11 2010
  UCD135905  Solidago confinis Herbert L. Mason 1947-8-9 13459 Modoc Ingalls Swamp, north of Big Sage Reservoir, northwest of Alturas. Comment
  UCR57504  Solidago occidentalis R. D. Goeden, Don W. Ricker 1989-8-22 890822- 12 Modoc East of Likely on Jess Valley Rd. Beside S fork of Pit River 1421 Comment
  CAS-BOT-BC54290  Sonchus asper subsp. asper Bruce Bartholomew 1993-6-13 6646 Modoc Vicinity of hot spring, ca. 0.6 km NE of Leonard Hot Spring, E side of Surprise Valley. 1430 Comment
  HSC68274  Sparganium angustifolium J. P. Smith, J. O. Sawyer 1973-8-9 7269 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA577891  Sparganium angustifolium L. C. Wheeler 1935-8-3 3761 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UCD94839  Sparganium emersum Verne Grant; Irving Schneider 1947-7-22 8137 Modoc North Fork of Pit River by State Quarantine Station, Highway 395, N of Alturas. Comment
  UC1099918  Sparganium emersum var. emersum Verne Grant and Irving Schneider 1947-7-22 8137 Modoc n of Alturas (North Fork of Pit River by State Quarantine Station, Highway 395); North Fork of Pit River Comment
  NY453053  Spergularia rubra B. M. Bartholomew 1988-7-23 4583 Modoc Dismal Swamp, Warner Mountains. Fort Bidwell 15' Quad. 2180 Comment
  CAS-BOT-BC54294  Sphaeromeria potentilloides var. potentilloides C. C. (Mrs.) Bruce 1898-6-1 2173 Modoc Alturas. Comment
  UC466743  Spiraea douglasii Franklin P. Nutting Modoc near Lookout (Big Valley); Big Valley Comment
  UC429201  Spiranthes romanzoffiana Milo S. Baker Aug. 1897 162 Modoc Forestdale Comment
  UC1101244  Spirodela polyrhiza Verne Grant and Irving Schneider 1947-7-22 8132 Modoc n of Alturas (North Fork Pit River by confluence with Gleason Creek on Highway 395); North Fork Pit River Comment
  SEINET11587780  Stachys ajugoides Unknown 2016-8-16 1 -6 Modoc Lookout Comment
  JEPS63093  Stachys ajugoides var. rigida Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  CHSC111096  Stachys rigida var. rigida Lowell Ahart; John Dittes 2012-7-12 18362 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SEINET5337329  Stellaria longipes M. H. Manning 144 Modoc Near Forb Bidwell Comment
  CAS-BOT-BC95288  Stellaria longipes var. longipes Roxana Stinchfield Ferris; R. Duthie 1919-6-13 29 Modoc Parker Creek at Modoc Nat. Forest Boundary. 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
  CAS-BOT-BC54296  Stenotus acaulis Leland S. Smith 1917-7-17 83 Modoc Head of Shield Creek. 2133 Comment
  UC1523801  Stenotus acaulis Gary Schoolcraft 1981-5-12 391 Modoc SW of Alturas 1493 Comment
  SEINET8223954  Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road ca. 4 miles southwest of its junction with Surprise Valley Road, east side of the southern Warner Mountains; Modoc National Forest. 2097 Comment
  CAS-BOT-BC54265  Stephanomeria spinosa Annie Montague Alexander; L. Kellogg 1946-7-5 4910 Modoc Lava Cliff west Lower Lake. Comment
  CAS-BOT-BC322919  Stephanomeria tenuifolia Elmer I. Applegate 1936-7-3 10500 Modoc East slope of Hippo Butte, Lava Beds National Monument Comment
  RSA101384  Streptanthus cordatus R. Weatherby 1955-7-8 1628 Modoc 6 miles N of Ft. Bidwell. No. Warner Mtns. 1646 Comment
  SEINET195670  Streptanthus cordatus Annie M. Alexander, L Kellogg 1946-6-7 4995 Modoc 15 mi E of Cedarville 1753 Comment
  CAS-BOT-BC95055  Streptanthus cordatus var. cordatus John Thomas Howell 1934-6-13 12050 Modoc Fandango Pass, Warner Mts. 1828 Comment
  CDA19012  Suaeda calceoliformis Smith 2000-8-3 PDR 1151602 Modoc Modoc Plateau; Vicinity of Alturas. 0 Comment
  CAS-BOT-BC95579  Suaeda nigra Elmer Ivan Applegate 1932-7-6 8200 Modoc E side of Middle Lake, Surprise Valley. Along the Nevada state line. Comment
  CAS-BOT-BC180106  Swertia albicaulis var. albicaulis Isabelo T. Kelly 1930-1-1 67 Modoc Modoc County. Comment
  JEPS46351  Swertia albicaulis var. albicaulis L. S. Smith 1920-6-11 1165 Modoc Badger Spring Warner Mts., Happy Camp District Comment
  CAS-BOT-BC180096  Swertia albicaulis var. nitida Bruce Bartholomew; Barrett Anderson 1988-7-21 4412 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CHSC111994  Swertia radiata B. Castro; L. P. Janeway 2008-8-17 1749 Modoc Warner Mountains. North slope of Bald Mountain; mid-slope near upper edge of last row of trees. 2308 Comment
  UC1037210  Symphoricarpos mollis Leo Whitney 1934-5-28 1573 Modoc near Hackamore (Spaulding Butte, ca 15 mi nw of Canby); Modoc National Forest, Spaulding Butte 1463 Comment
  UC416558  Symphoricarpos mollis var. acutus Milo S. Baker 1898-1 Modoc Forestdale Comment
  CAS-BOT-BC95192  Symphoricarpos rotundifolius var. rotundifolius John Thomas Howell 1934-6-13 12105 Modoc Warner Mts., North Fork of Barber Creek. 1828 Comment
  CAS-BOT-BC95197  Symphoricarpos rotundifolius var. rotundifolius Bruce Bartholomew; Barrett Anderson 1990-7-20 5510 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS5933  Symphoricarpos rotundifolius var. rotundifolius Frances D. Payne 1929-7-3 38 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC711852  Symphoricarpos rotundifolius var. rotundifolius Roxana S. Ferris and Laura Lorraine 1941-8-13 10537 Modoc Patterson Ranger Station Warner Mountains, Modoc National Forest (East Creek drainage) 2164 Comment
  JEPS114494  Symphyotrichum ascendens Lowell Ahart, John Dittes 2008-8-25 15293 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  CAS-BOT-BC15219  Symphyotrichum eatonii Robert Folger Thorne; C. W. Tilforth 1969-9-5 39174 Modoc Modoc National Forest, Warner Mtns., along Fall Creek below Falls 1737 Comment
  CAS-BOT-BC99011  Symphyotrichum eatonii L. S. Smith 1922-8-8 1333 Modoc Along stream 1524 Comment
  JEPS40757  Symphyotrichum foliaceum W. L. Jepson 1918-8-11 7942 a Modoc Jess Valley 1584 Comment
  CAS-BOT-BC15225  Symphyotrichum foliaceum var. parryi Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10591 Modoc Three miles from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  JEPS127561  Symphyotrichum foliaceum var. parryi L. P. Janeway 2015-8-11 11834 Modoc Warner Mountains. East side of Squaw Peak a little above Squaw Peak Trail. Warren Peak 7.5' Quad. Comment
  JEPS6016  Symphyotrichum spathulatum Frances D. Payne 1933-8-5 769 Modoc s and e of, (Parker Creek) Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS40832  Symphyotrichum spathulatum L. S. Smith 1918-8-27 1053 Modoc below Squaw Peak ((Milk Creek)); Modoc National Forest, Milk Creek 2438 Comment
  JEPS5931  Symphyotrichum spathulatum Frances D. Payne 1931-7-18 339 Modoc s and e of, (Parker Creek) Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC232360  Synthyris missurica E. S. Willits 1940-5-18 274 Modoc Lily Lake. Comment
  CHSC30633  Synthyris missurica NEH Prouty 1980-6-2 174 Modoc Modoc National Forest, Warner Mt. District. Sheep Rock T.S. Comment
  RSA503253  Synthyris missurica Bruce Bartholomew, B. Anderson 1988-6-24 4306 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC252542  Taeniatherum caput-medusae Thomas C. Fuller 1959-7-8 2742 Modoc Hwy 299, 8 mi. W of Alturas. Comment
  CAS-BOT-BC252543  Taeniatherum caput-medusae Margaret J. Williams 1984-6-30 84- 75 -3 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  UCD86197  Taeniatherum caput-medusae R. Tofsrud 1950-7-25 s.n. Modoc Hwy. 299, Pit River bridge, few mi. S. of Canby. Comment
  CHSC107330  Taraxia subacaulis Lowell Ahart; John Dittes 2011-6-21 17516 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
  UC107644  Taraxia tanacetifolia Mrs. R. M. Austin June 1894 Modoc Willow Creek Valley Comment
  CAS-BOT-BC54229  Tetradymia canescens Francis Dorris Payne 1932-8-1 756 Modoc Parker Creek. 1828 Comment
  CAS-BOT-BC54230  Tetradymia canescens E. S. Willits 1939-10-10 159 Modoc Surprise Valley. Comment
  CAS-BOT-BC54234  Tetradymia canescens Bruce Bartholomew; Barrett Anderson 1990-7-21 5565 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  CAS-BOT-BC54236  Tetradymia canescens Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10599 Modoc 5.5 mi. from Patterson Ranger Station on Eagleville Rd. Comment
  CAS-BOT-BC54241  Tetradymia glabrata Bruce Bartholomew 1991-6-22 5847 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  CAS-BOT-BC217128  Thalictrum fendleri Elmer Ivan Applegate 1932-8-7 8234 Modoc Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC217170  Thalictrum fendleri Annie Montague Alexander; L. Kellogg 1946-7-2 4895 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  RSA399560  Thalictrum fendleri George Willet 1935-6-21 s.n. Modoc Warner Mtns. 2287 Comment
  RSA520460  Thalictrum fendleri K. Paulson, R. Paulson 1989-6-21 146 Modoc Pine Creek Basin, W side of the Warner Mts. 2110 Comment
  RSA69387  Thalictrum occidentale var. palousense F. W. Peirson 1926-6-25 6877 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  SJSU9671  Thelypodium howellii subsp. howellii W. Savage 1979-7-10 1518 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC95079  Thelypodium milleflorum Bruce Bartholomew; Barrett Anderson 1989-6-2 4816 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  NY33851  Thermopsis argentata M. S. Baker 06 1894 s.n. Modoc Forestdale Comment
  CAS-BOT-BC181777  Thermopsis californica var. argentata M. S. Baker; Frank Nutting 1894-6-1 s.n. Modoc Forestdale Comment
  RSA0049723  Thermopsis californica var. argentata Dean Wm. Taylor 2013-6-7 21369 Modoc 11 miles North of Lookout; along Forest Road 42N03 about 1.2 road miles west from County Road 91 (Lookout to Tulelake) 1350 Comment
  SD134001  Thermopsis californica var. argentata B. Bartholomew, B. Anderson 1989-6-3 4902 Modoc Ca. 5 km NW of Egg Lake & ca. 0.8 km west of Service Flat Gulch, forest openings 1370 Comment
  HSC6977  Thlaspi arvense M. T. Milligan 1966-4-18 448 Modoc N end Jess Valley 1616 Comment
  CDA3889  Thlaspi arvense T. C. Fuller 1963-6-11 10652 Modoc Little Meadow Campground, South Fork of the Pit River, 7.9 miles east of Likely. 0 Comment
  RSA504621  Thlaspi arvense Bruce Bartholomew, B. Anderson 1988-6-25 4379 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  UCD115582  Thlaspi arvense R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Corporation Ranch, Likely. Comment
  UCD93181  Torreyochloa pallida var. pauciflora Beecher Crampton; Carl W. Rimbey 1954-7-6 2092 Modoc following Shields Creek into Warner Mountains, 20 miles east of Alturas. 1676 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
  SDSU3985  Tragopogon dubius D. F. Howe 1964-8-2 3925 Modoc Vacant lot, Alturas. 1219 Comment
  SJSU9574  Tragopogon dubius W. Savage 1979-7-3 1324 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS63165  Trichostema oblongum Milo S. Baker 1893-7-14 Modoc Egg Lake 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-BC181791  Trifolium andersonii var. andersonii R. M. Austin 1898-7-1 2292 Modoc Goose Lake fields. Comment
  CAS-BOT-BC181775  Trifolium gymnocarpon var. plummerae Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6471 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  NY802659  Trifolium kingii var. productum B. M. Bartholomew 1988-7-23 4582 Modoc Dismal Swamp, Warner Mountains 2180 Comment
  CAS-BOT-BC181746  Trifolium longipes Robert J. Weatherby 1955-7-7 1604 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC181752  Trifolium longipes Annie Montague Alexander; L. Kellogg 1946-6-8 4694 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  CAS-BOT-BC181753  Trifolium longipes Alice Eastwood; John Thomas Howell 1940-6-12 8058 Modoc Between Likely and Jess Valley. Comment
  HSC81088  Trifolium longipes G. M. Riegel 1980-7-14 874 Modoc South Warner Mtn. 2100 Comment
  CAS-BOT-BC180175  Trifolium macrocephalum Bruce Bartholomew; Mona Bourell 1990-4-27 5174 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC181727  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1989-4-28 4650 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC181730  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1988-5-14 4191 Modoc 7 km S of turn off to Crowder Flats along West Side Road, W side of Goose Lake. 1410 Comment
  HSC27357  Trifolium macrocephalum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19414 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC80666  Trifolium macrocephalum Mrs. R. M. Austin May 1894 42 Modoc Goose Lake Valley Comment
  SD225771  Trifolium macrocephalum Carol Witham, Jennifer Buck 2001-5-10 200 Modoc 5 mi NE along Hwy 139 from its intersection with Hwy 299, south of Hwy 139, Canby site Comment
  CAS-BOT-BC498667  Trifolium microcephalum Mrs. R. M. Austin 1895-7-1 s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC181766  Trifolium productum Bruce Bartholomew 1990-8-4 5648 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  HSC15166  Trifolium repens M. T. Milligan 1964-7-20 152 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  JEPS66066  Trifolium repens Frances D. Payne 1931-6-17 171 Modoc se Aluras (Parker Creek); Warner Mtns 1584 Comment
  UC16715  Trifolium willdenovii Milo S. Baker 1893-7-28 Modoc Forestdale Comment
  CHSC116083  Trifolium wormskioldii Lowell Ahart; John Dittes 2015-7-16 20367 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC245031  Triglochin maritima Ira L. Wiggins; Dorothy B. Wiggins 1961-6-13 16445 Modoc Lane on Phipp's Ranch, ca. 14 mi. N of Cedarville, Surprise Valley Comment
  UC1099949  Triglochin maritima Herbert L. Mason and Verne Grant 1947-7-11 13363 Modoc irrigation ditch on Hwy 395 5 mi s Alturas Comment
  SEINET7073587  Triphysaria eriantha A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  UC1025065  Trisetum canescens Leo Whitney 1935-7-21 3560 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  RSA602587  Trisetum wolfii L. C. Wheeler 1935-8-16 3876 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC242152  Triteleia hyacinthina K. Paulson; Robert Paulson 1989-6-21 139 Modoc Vicinity of N Fork of Fitzhugh Creek, W side of the Warner Mts. 1493 Comment
  CAS-BOT-BC242153  Triteleia hyacinthina K. Paulson; Robert Paulson 1988-6-19 41 Modoc W of Cranby Bridge. 1310 Comment
  HSC29994  Triteleia ixioides subsp. anilina D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19522 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC58295  Turritis glabra Bruce Bartholomew; Barrett Anderson 1990-7-20 5466 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CAS-BOT-BC58557  Turritis glabra Alice Eastwood; John Thomas Howell 1940-6-13 8167 Modoc Cedarville. Comment
  CAS-BOT-BC58563  Turritis glabra Bruce Bartholomew 1991-6-21 5822 Modoc Vicinity of Drift Fence Tank, 2 km S of Forest Service road 73 on road to Rim Rock Valley. 1580 Comment
  UC1240169  Typha latifolia Verne Grant and Irving Schneider 1947-7-20 8102 Modoc by Dorris Bridge on North Fork of Pitt River near Alturas; North Fork of Pitt River Comment
  UC70009  Typha latifolia Mrs. M. H. Manning 1903-5 432 Modoc north-eastern Modoc County Comment
  CHSC100428  Urtica dioica subsp. holosericea Lowell Ahart; John Ditte