Search Results — 2000 specimen records retrieved (1504 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77932  Abies Roxana S. Ferris; Laura Lorraine 1941-8-13 10574 Modoc Patterson Ranger Station (East Creek drainage) Modoct National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC73501  Abies concolor John Thomas Howell 1934-6-14 12180 Modoc Patterson Mill Road, Warner Mts. Comment
  SEINET5512253  Achillea lanulosa J. C. Beatley 1964-1 Modoc Tule Lake area NTS Herbarium coll. Drainage area: Tule Lake 1829 Comment
  CAS-BOT-BC15629  Achillea millefolium R. M. Austin 1894-6-1 Modoc Lava beds. Comment
  JEPS36905  Achillea millefolium W. L. Jepson 1918-8-7 7862 Modoc Mt. Bidwell 2133 Comment
  UC711830  Achillea millefolium Roxana S. Ferris and Laura Lorraine 1941-8-13 10518 Modoc Patterson Ranger Station, East Creek drainage Modoc National Forest, Warner Mts., East Creek 518 Comment
  CDA35641  Achillea millefolium J. R. Keck Jr. 1985-7-11 PDR# 237697 Modoc Davis Creek, Modoc National Forest. Comment
  UC29233  Achillea millefolium Milo S. Baker 1893-6 Modoc timbered land Comment
  UC1153792  Achnatherum X bloomeri Burgess L. Kay June, 1957 Modoc 2 mi ne Likely Comment
  CAS-BOT-BC242285  Achnatherum hymenoides Gordon H. True 1964-6-3 1451 Modoc Cedar Pass. 1524 Comment
  UCD50647  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2115 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  POM260441  Achnatherum lemmonii var. lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc near Surprise, ca. 15 miles north of Alturas 1402 Comment
  SEINET5585613 Image available Achnatherum lettermanii R. J. Leader, C. S. Leader 1949-1 C- 218 Modoc Badger Wells, 10 miles east of Hackamore Forest Camp on the Canby-Klamath Falls highway 17 miles east of Canby, Modoc National Forest 1585 Comment
  UC1024991  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-7 3397 Modoc 4 mi nw Canby (Howard Gulch); Howard Gulch Comment
  UC1025059  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-30 3573 Modoc Devil's Garden Modoc National Forest 1524 Comment
  UCD51170  Achnatherum occidentale subsp. pubescens L. Whitney 1935-7-25 s.n. Modoc near Lava Ranger Station. Comment
  CHSC99901  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2008-8-25 15302 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CHSC107371  Acmispon 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, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC28308  Acmispon wrangelianus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19401 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC218305  Aconitum columbianum Leland S. Smith 1922-7-20 1311 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC15641  Adenocaulon bicolor Bruce Bartholomew 1994-7-4 6854 Modoc Johnson Creek, E of State Hwy 299. 1620 Comment
  CDA20570  Adonis aestivalis C. Pirosko 2005-6-24 PDR 1303855 Modoc Modoc Plateau; S side of Hwy 299 just W of Canby. 0 Comment
Read comments
Aug 12 2008
  JEPS94590  Adonis aestivalis Vernon H. Oswald, Beth Corbin and Gary Schoolcraft 1993-5-17 8463 Modoc Bushey Rd. on n side of river s Canby Bridge; Pit River 1280 Comment
  UCD95442  Adonis aestivalis T. C. Fuller 1963-7-11 10643 Modoc S. of Hwy 299 to Adin, 2.0 mi. w. of Canby. Comment
  CAS-BOT-BC179878  Agastache urticifolia K. Paulson; Robert Paulson 1989-7-2 166 Modoc Happy Camp Lookout. 1850 Comment
  JEPS62934  Agastache urticifolia Leland S. Smith 1918-8-11 1028 Modoc Lost Lake , , Camp one (Modoc National Forest) 2499 Comment
  UC748260  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-3 4905 Modoc near Ft. Bidwell (s. slope Bidwell Creek Canyon); Bidwell Creek Canyon 1444 Comment
  POM70467  Agastache urticifolia Mrs. R. M. Austin 1898-06 2195 Modoc Foothills, Goose Lake. Comment
  JEPS71356  Ageratina occidentalis L. R. Heckard, R. Bacigalupi and T. I. Chuang 1973-7-29 3460 Modoc 3.5 mi n of (e of summit) Cedar Pass ( summit of Old Cannon Mill road, e side of Warner Mts.); Warner Mts. 2072 Comment
  RSA531340  Ageratina occidentalis Bruce Bartholomew 1989-8-12 5108 Modoc S end of Coyote Creek, ca. 1.5 km SW of Sunflower Knob, S end of Warner Mountains 2040 Comment
  UC450133  Agoseris X dasycarpa Mrs. M. H. Manning 1906-6-1 Modoc Fort Bidwell Fort Bidwell Comment
  UC748130  Agoseris aurantiaca Annie M. Alexander and Louise Kellogg 1946-7-23 5040 Modoc east slope, near seep Emerson Peak; Warner Mountains Comment
  JEPS36389  Agoseris retrorsa Milo S. Baker 1893-7-12 Modoc South Hillside Comment
  CAS-BOT-BC242305  Agropyron cristatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4448 Modoc Dry hillside, SW side of Jess Valley, Warner Mts.. 1540 Comment
  UCD51679  Agropyron cristatum J. E. Coke 1932-7-1 s.n. Modoc Modoc County. 1371 Comment
  SDSU728  Agropyron inerme D. F. Howe 1966-8-25 4299 Modoc Fandango Pass, Warner Mts. 1859 Comment
  UCD57064  Agropyron spicatum L. Whitney 1935-7-11 3454 Modoc Hackamore. Comment
  RSA183180  Agrostis Delzie Demaree 1959-8-15 41490 Modoc Davis Creek botoms. Common on creek banks. P.O. Alturas 1454 Comment
  CAS-BOT-BC127525  Agrostis capillaris B. Bartholomew 1989-8-12 5111 Modoc Middle Fork of Fitzhugh Creek along West Warner Road, west side of Warner Mountains. 1920 Comment
  UC1024993  Agrostis exarata Leo Whitney 1935-7-7 3394 Modoc 4 mi nw Canby; Howard Gulch Comment
  UC70677  Agrostis exarata Mrs. M. H. Manning June 1903 412 Modoc ne Modoc County Comment
  UCD52260  Agrostis exarata Beecher Crampton; Carl W. Rimbey 1954-7-6 2097 Modoc edge of Shield Creek, Warner Mountains. 20 miles east of Alturas. Comment
  UCD52303  Agrostis exarata L. Whitney 1935-6-29 s.n. Modoc edge of Hackamore Reservoir. Comment
  UCD52379  Agrostis exarata L. Whitney 1935-7-21 s.n. Modoc Happy Camp. Comment
  CHSC115513  Agrostis gigantea Lowell Ahart; John Dittes 2015-7-16 20370 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-BC242421  Agrostis scabra R. S. Ferris; L. Lorraine 1941-8-13 10567 Modoc East Creek about 1 mile east of Patterson Ranger Station, Warner Mountains Comment
  UCR67443  Agrostis scabra George K. Helmkamp 1990-9-23 I- 15 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  SJSU9634  Agrostis stolonifera W. Savage 1979-7-7 1453 Modoc Triangle, west side of Fairchild Swamp Unit, Modoc National Forest 1493 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-BC245220  Alisma gramineum Herbert Louis Mason 1955-8-13 14653 B Modoc SW side of Goose Lake. Comment
  CAS-BOT-BC245222  Alisma gramineum Alice Eastwood; John Thomas Howell 1940-6-12 8037 Modoc Likely. Comment
  POM313031  Alisma gramineum H. L. Mason 1955-8-13 14653 -A Modoc Southwest side of Goose Lake Comment
  POM313033  Alisma gramineum H. L. Mason 1955-8-13 14653 -B Modoc Southwest side of Goose Lake Comment
  UC985643  Alisma plantago-aquatica Verne Grant and Irving Schneider 1947-7-22 8138 Modoc n of Alturas (by State Quarantine Station, Highway 395); North Fork of Pit River Comment
  HSC65393  Alisma triviale Thomas Wood 1979-8-8 224 Modoc 1.2 mi. S and then W of Ft. Bidwell, along Hwy. 1, S of road, at edge of creek 1372 Comment
  RSA210809  Alisma triviale Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39088 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC332737  Alisma triviale R. F. Thorne; Larry E. DeBuhr 1975-8-22 46969 Modoc North edge of Likely along south fork of Pit River 1356 Comment
  JEPS78242  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
  RSA70206  Allium acuminatum F. W. Peirson 1926-6-25 6874 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  UC3058  Allium amplectens Milo S. Baker 1893-7-24 Modoc Comment
  CAS-BOT-BC244997  Allium anceps James D. Jokerst 1983-5-31 1809 A Modoc Near Signal Butte. 1340 Comment
  CAS-BOT-BC244985  Allium lemmonii Bruce Bartholomew 1990-6-16 5279 Modoc Bear Flat, W side of Warner Mountains. 1830 Comment
  SEINET3884708  Allium lemmonii D. W. McNeal 1983-6-6 2849 Modoc In a road side depression (vernal pool?) beside Highway #139, 7.4 miles NW of the junction of Highway #299.; 0 Comment
  UC1299739  Allium lemmonii Freed W. Hoffman 1946-5-30 682 Modoc in pine woods not far from Canby (along Highway 86) Comment
  SEINET3878767  Allium parvum D. W. McNeal 1979-5-13 2225 Modoc Beside Hwy #395, 15.8 mi S of the jct of Hwy #299 in Alturas.; 0 Comment
  CAS-BOT-BC244961  Allium platycaule K. Paulson; Robert Paulson 1988-5-24 14 Modoc Granger Canyon, Warner Mts.. 1554 Comment
  JEPS47621  Allium platycaule L. S. Smith 1843-1 1123 Modoc near Cedarville; Deep Creek 1828 Comment
  SBBG862  Allium platycaule H. and M. Dearing 1939-6-9 3619 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  UC1036004  Allium platycaule Helen K. Sharsmith 1955-6-22 4484 Modoc just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  JEPS47608  Allium platycaule Frances D. Payne 1929-6-12 3 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS47623  Allium platycaule Mary H. Manning 1914-4-29 Modoc Lake City-road Lake City Comment
  SEINET12048094  Allium platycaule Unknown 1945-1 47 Modoc grown at Pullman, WA, Cedar Pass to Cedar Peak, Warner Mts Comment
  UCD143204  Allium platycaule L. K. Mann 1955-6-5 s.n. Modoc Near Cedar Pass, 3 miles towards Alturas from Modoc National Forest. 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
  UC1036059  Allium tolmiei var. tolmiei Annie M. Alexander and Louise Kellogg 1946-6-26 4835 Modoc Dismal Swamp, n. end of Warner Mts. Warner Mts., Dismal Swamp 2255 Comment
  UC71673  Allium tolmiei var. tolmiei Mrs. M. H. Manning June, 1903 67 Modoc near Fort Bidwell (back of the Three trees) 1981 Comment
  UC1036048  Allium tolmiei var. tolmiei Annie M. Alexander and Louise Kellogg 1946-6-8 4702 Modoc near 3 mile Ranger Station sign (on road from Eagleville to Patterson Mill) 2225 Comment
  RSA504656  Allium validum Bruce Bartholomew, B. Anderson 1988-7-23 4585 Modoc Vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp, Warner Mountains. 2170 Comment
  CAS-BOT-BC190745  Allophyllum gilioides subsp. gilioides Bruce Bartholomew 1995-5-12 6899 Modoc Near NE side of Day Rock above Little Hot Spring Valley. 1310 Comment
  CAS-BOT-BC242350  Alopecurus aequalis Leland S. Smith 1924-6-8 1386 Modoc West side Egg Lake - Modoc National Forest Comment
  JEPS101211  Alopecurus aequalis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10476 Modoc Warner Mountains, North Emerson Lake margin Comment
  CAS-BOT-BC242341  Alopecurus geniculatus Bruce Bartholomew; Barrett Anderson 1988-6-23 4254 Modoc 4.2 km NW of Day. 1020 Comment
  UC1024851  Alopecurus geniculatus Leo Whitney 1935-6-9 3198 Modoc White Horse lake (Flat) near White Horse Comment
  JEPS114845  Alopecurus pratensis Lowell Ahart, John Dittes 2008-6-21 14988 Modoc On dry soil, about 10 yards north of a large culvert, on 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
  HSC69615  Alyssum alyssoides Gary Schoolcraft 1980-4-10 206 Modoc N of Hwy. 299, 2 mi. E of Hwy. 395 1494 Comment
  OBI47987  Alyssum alyssoides Rhonda Riggins 1989-4-28 1665 Modoc Pencil Rd 4.4 mi N of hwy 395 E of Alturas. T43N R12E, sec 13 1524 Comment
  CAS-BOT-BC58647  Alyssum desertorum Bruce Bartholomew; Barrett Anderson 1988-5-12 4134 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  CHSC118077  Alyssum simplex L. P. Janeway 2016-5-17 12031 Modoc Modoc Plateau. Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  CAS-BOT-BC21493  Amaranthus blitoides Bruce Bartholomew 1991-10-13 6114 Modoc 3.5 km ENE of Alturas on U.S. Hwy 395 at bridge over N Fork of the Pit River. 1400 Comment
  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
  JEPS54307  Amaranthus blitoides Frances D. Payne 1932-7-8 668 Modoc Parker Creek, Warner Mountains, south and east of Alturas. 1584 Comment
  CHSC106212  Amaranthus powellii Lowell Ahart; John Dittes 2010-8-31 17107 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99903  Amaranthus powellii Lowell Ahart; John Dittes 2008-8-25 15290 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-BC214636  Amelanchier utahensis Elmer Ivan Applegate 1932-8-2 8074 Modoc Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC214639  Amelanchier utahensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4315 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-BC217094  Amelanchier utahensis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16415 Modoc Mountainside near summit of Cedar Pass, between Alturas and Cedarville. Comment
  CAS-BOT-BC217099  Amelanchier utahensis Annie Montague Alexander; L. Kellogg 1946-6-5 4658 A Modoc Emerson Creek, S of Eagleville, Warner Mts. 1783 Comment
  CAS-BOT-BC217096  Amelanchier utahensis R. M. Austin 1894-1-1 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC245114  Amphiscirpus nevadensis Edward Kent Balls 1950-5-13 14668 Modoc Goose Lake, E shore near Willow Ranch. 1463 Comment
  UCD48753  Amphiscirpus nevadensis Louis C. Wheeler 1935-9-4 3944 Modoc McGinty Point, Goose Lake, Modoc. Co. 1463 Comment
  CAS-BOT-BC54157  Amsinckia menziesii John Thomas Howell 1934-6-16 12209 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC54194  Amsinckia menziesii John Thomas Howell 1934-6-12 12005 Modoc Davis Creek. Comment
  CAS-BOT-BC54198  Amsinckia menziesii John Thomas Howell 1934-6-16 12211 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC54169  Amsinckia tessellata var. tessellata Bruce Bartholomew 1991-5-24 5724 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  JEPS89500  Ancistrocarphus filagineus Dean Wm. Taylor with Robert A. Price 1988-6-4 9757 Modoc ca. 2.6 mi. S10 degrees e. of Casuse Mt. (Dobie Flat); Modoc Plateau, Tule Lake 15' Quad., Tule Lake Basin, Dobie F 1280 Comment
  CAS-BOT-BC218331  Anemone Francis Dorris Payne 1931-6-29 285 Modoc E side of Mt. Warren, Warner Mts. Comment
  CAS-BOT-BC15619  Antennaria argentea John Thomas Howell 1934-6-11 11968 Modoc Parker Creek. 1584 Comment
  HSC81030  Antennaria argentea G. M. Riegel 1978-8-24 709 Modoc South Warner Mountains 1670 Comment
  JEPS33937  Antennaria argentea Milo S. Baker 1893-7-6 Modoc Comment
  CAS-BOT-BC15578  Antennaria dimorpha E. S. Willits 1940-4-16 180 Modoc Sugar Hill. Comment
  CAS-BOT-BC15580  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1988-5-12 4126 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  UC190601  Antennaria dimorpha M. F. Gilman 564 Modoc (mountains) 1981 Comment
  UCD129089  Antennaria dimorpha Geo C. Wood 1940-4-24 s.n. Modoc Spaulding Ranch, 20 miles n.e. of Alturas. 1371 Comment
  CAS-BOT-BC15599  Antennaria luzuloides Arnold Tiehm 1984-6-30 8835 Modoc NW side of Bidwell Mt., 2.2 road mi. N of Eight Mile Creek on road from Annie. 1844 Comment
  POM260870  Antennaria luzuloides Alice Eastwood, J. T. Howell 1940-6-11 8010 Modoc 6 miles NE of Adin on road to Canby. Comment
  JEPS126554  Antennaria luzuloides subsp. luzuloides Lowell Ahart, John Dittes 2016-6-6 20949 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  SBBG22250  Antennaria rosea C. B. Hardham 1961-6-20 7883 a Modoc rd from Mt Bidwell to Dismal Crk Comment
  CAS-BOT-BC15563  Antennaria rosea subsp. rosea Louis Cutter Wheeler 1935-8-8 3808 Modoc N Fork Bidwell Creek. 2377 Comment
  CHSC106210  Anthemis cotula Lowell Ahart; John Dittes 2010-8-31 17097 Modoc Bottom of a small wash, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC39012  Apera interrupta J. D. Jokerst 1983-7-20 1863 Modoc NW of town of Lookout, W of County road 93 at a point 0.2 mi S. of the roads fork to Whitehorse Flat. Comment
  RSA181182  Apera interrupta P. H. Raven, Otto T. Solbrig 1958-6-17 s.n. Modoc Along United States, Highway 299, 2.6 miles west of Alturas. Comment
  UC22911  Apocynum androsaemifolium Mrs. R. M. Austin Aug. 1894 Modoc Lassen Creek Comment
  UC748274  Apocynum androsaemifolium Annie M. Alexander and Louise Kellogg 1946-6-28 4867 Modoc n. end Warner Mts., Pine Creek Canyon 1615 Comment
  CAS-BOT-BC15695  Apocynum cannabinum Margaret J. Williams 1984-6-30 84- 76 -2 Modoc Cedar Pass Road, 1.7 mi. W of Cedarville. 1508 Comment
  HSC81077  Arabis drummondii G. M. Riegel 1980-8-13 1042 Modoc S Warner Mtns. 1829 Comment
  NY114572  Arabis holboellii var. pendulocarpa R. C. Rollins 1981-6-1 81194 Modoc Warner Mtns., ca. 2 miles N of summit of road between Lake City and U.S. Hwy. 395 Comment
  SEINET5340313  Arabis holboellii var. pinetorum E. K. Balls 1950-5-14 14691 Modoc .2m. south boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  RSA486354  Arabis puberula Bruce Bartholomew, B. Anderson 1988-5-13 4177 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mtns. 1450 Comment
Read comments
Feb 9 2009
  NY119569  Arabis sparsiflora var. sparsiflora B. M. Bartholomew 1988-5-13 4145 Modoc Along Parker Creek Road, at the border of Modoc National Forest and ca. 16 km WSW of Alturas, side of the Warner Mtns. 1580 Comment
  CAS-BOT-BC95651  Arctostaphylos patula Bruce Bartholomew; Mona Bourell 1990-4-28 5204 Modoc 8 km from Rush Creek on road up Hunters Ridge. 1800 Comment
  UC21879  Arctostaphylos patula Milo S. Baker 1893-6 Modoc mountain sides Comment
  JEPS51333  Arenaria aculeata W. L. Jepson 1918-8-7 7886 Modoc Mt. Bidwell 2438 Comment
  JEPS51416  Arenaria aculeata L. S. Smith 1917-6-10 33 Modoc Warner Mts., Jess Valley 1524 Comment
  RSA298161  Arenaria aculeata J. P. Smith, J. O. Sawyer 1973-8-8 7232 Modoc At or near the summit of Eagle Peak 2988 Comment
  UC748049  Arenaria congesta var. congesta Annie M. Alexander and Louise Kellogg 1946-7-7 4925 Modoc Eight Mile Creek 1752 Comment
  UC468966  Arnica M. F. Gilman 553 Modoc 1676 Comment
  SJSU9673  Arnica chamissonis W. Savage 1979-7-10 1521 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  UCD149890  Arnica chamissonis Harry A. George 1967-6-15 s.n. Modoc Whitehorse Flat Reservoir. Comment
  CAS-BOT-BC15568  Arnica chamissonis subsp. foliosa K. Paulson; Robert Paulson 1989-7-18 193 Modoc Vicinity of Granger Creek, E side of Warner Mts. 2042 Comment
  CAS-BOT-BC15574  Arnica chamissonis subsp. foliosa James T. Vale; K. Wagnon; Walter Knight; Irja Knight 1981-5-23 4130 Modoc From margin of Egg Lake on White Horse Road NW of Lookout. 1310 Comment
  CAS-BOT-BC15404  Arnica cordifolia M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass camp ground. Comment
  CAS-BOT-BC15410  Arnica cordifolia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16457 Modoc Near summit of Fandango Pass. Comment
  JEPS120508  Arnica cordifolia B. Castro and L. P. Janeway 2012-7-24 1949 Modoc Warner Mountains. Flat ridgetop near Sunshine and Moonlight Mines, along Road 48N21 ca 1 air mi SW of Dismal Swamp. Comment
  UC936273  Arnica cordifolia Annie M. Alexander and Louise Kellogg 1946-6-5 4668 Modoc s of, (Emerson Creek) Eagleville; Warner Mountains, Emerson Creek 1981 Comment
  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
  HSC81149  Arnica longifolia G. M. Riegel 1980-8-7 1011 Modoc S Warner Mtns. 2100 Comment
  UC468977  Arnica longifolia M. F. Gilman 519 Modoc canyons 1676 Comment
  CAS-BOT-BC15290  Arnica mollis Bruce Bartholomew 1989-8-11 5063 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CHSC111997  Arnica mollis B. Castro; L. P. Janeway 2008-8-17 1752 Modoc Warner Mountains. North slope of Bald Mountain; mid-slope not far above last row of trees. . 2310 Comment
  POM229876  Arnica mollis L. C. Wheeler 1935-8-14 3855 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  CAS-BOT-BC82765  Arnica mollis Frances Payne 1929-7-12 99 Modoc Upper Silver Creek, Warner Mts. 2499 Comment
  SEINET6775097 Image available Arnica mollis A. M. Alexander, L. Kellogg 1946-7-29 5080 Modoc Southern slope of Eagle Peak, Warner Mountains Comment
  CAS-BOT-BC15252  Arnica sororia Francis Dorris Payne 1932-6-26 606 Modoc Parker Creek. 1828 Comment
  CAS-BOT-BC15296  Arnica sororia Roxana Stinchfield Ferris; R. Duthie 1919-6-15 143 Modoc Along Parker Creek below Modoc National Forest boundary. Comment
  CHSC115055  Arnica sororia Jessica O'Brien 2014-9-24 Modoc 1364 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
  JEPS35908  Arnica sororia Frances D. Payne 1931-6-20 203 Modoc s and e Alturas; Waner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC242406  Arrhenatherum elatius L. D. White 1953-10-1 s.n. Modoc Briles orchard, Davis Creek. Comment
  CHSC67332  Artemisia arbuscula James D. Jokerst 1986-9-18 2769 Modoc Radar Site Survey S of Doublehead Mtn. Ca. 1.5 mi S of Doublehead Mtn. 1386 Comment
  RSA607266  Artemisia arbuscula subsp. arbuscula L. C. Wheeler 1935-9-9 3962 Modoc Spring, Devil's Garden Comment
  SEINET2164565  Artemisia arbuscula subsp. arbuscula L. C. Wheeler 1935-9-9 3962 Modoc Green Spring, Devil's Garden Comment
  JEPS118495  Artemisia cana Chris Boever 2010-8-11 CA 370 -115 Modoc North Cedarville, CA to Fort Bidwell, 13 miles up the Lake Annie road East side of road. Comment
  POM228877  Artemisia cana L. C. Wheeler 1935-8-30 3931 Modoc Devil's Garden: Lakeshore Reservoir. 1524 Comment
  RSA608612  Artemisia cana L. C. Wheeler 1935-8-30 3931 Modoc Devil's Garden: Lakeshore Reservoir. 1524 Comment
  CHSC109519  Artemisia cana subsp. bolanderi L. P. Janeway; B. Castro 2012-7-25 10987 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  JEPS121215  Artemisia douglasiana Lowell Ahart, John Dittes 2013-7-24 18935 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  JEPS108112  Artemisia ludoviciana subsp. candicans Anthony B. Walters 2005-9-28 Modoc Brokenera Ranch 1 mi S of New Pine Creek on E side of Hwy 395, near pond on W base of Warner Mountains. Comment
  CAS-BOT-BC93744  Artemisia ludoviciana subsp. incompta L. S. Smith 1032 Modoc Camp One above Lost Lake 2499 Comment
  UC1540166  Artemisia ludoviciana subsp. ludoviciana Dean W. Taylor 1987-8-9 9277 Modoc 1371 Comment
  SEINET3479098  Artemisia tridentata Unknown 1991-8-28 4439 Modoc Modoc National Forest, Modoc National Forest, east of Bald Mountain, Warner Mountains 2310 Comment
  HSC5017  Artemisia tridentata subsp. tridentata M. T. Milligan 1966-8-11 650 Modoc E of Jess Valley 1677 Comment
  JEPS37012  Artemisia tridentata subsp. tridentata W. L. Jepson 1918-8-7 7882 Modoc Mt. Bidwell 2499 Comment
  SEINET3397750  Artemisia tridentata subsp. tridentata Unknown 1994-1 s.n. Modoc 1 mi. S. of Alturas Comment
  CHSC67337  Artemisia tridentata subsp. vaseyana James D. Jokerst 1986-9-18 2771 Modoc Radar Site Survey S of Doublehead Mtn., NE face of Timber Mtn. Comment
  SEINET201594  Asclepias cordifolia Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8496 Modoc Along Clear Lake; Warner Mts. 15 miles east of Likely. 1829 Comment
  CAS-BOT-BC15662  Asclepias fascicularis Bruce Bartholomew 1989-8-10 5042 Modoc Little Hot Spring Valley, 3.9 km NW of Day. 1070 Comment
  JEPS127722  Asclepias fascicularis Alejandro Brambila, Michael Dolan 2016-8-25 CA 320 -177 Modoc Population is North and West of Nelson Spring in South Likely Tablelands Comment
  POM76189  Asclepias speciosa Mrs. R. M. Austin s.n. Modoc Goose Lake Valley Comment
  RSA608617  Aster integrifolius L. C. Wheeler 1935-8-16 3888 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CHSC115560  Astragalus Lowell Ahart; John Dittes 2015-7-15 20342 Modoc About 300 yards northeast of the old barn, on the north side of the overgrown road, 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-BC178752  Astragalus canadensis var. brevidens Leo Whitney 1934-5-29 1927 Modoc Hackamore 1463 Comment
  CAS-BOT-BC218224  Astragalus curvicarpus var. curvicarpus John Thomas Howell 1934-7-1 12333 A Modoc Duncan Horse Camp. 1355 Comment
  CHSC70727  Astragalus curvicarpus var. curvicarpus A. Sanger 1997-6-2 2478 Modoc Casuse Mtn., adjacent to road running along eastern edge. 1267 Comment
  CHSC85169  Astragalus curvicarpus var. curvicarpus John Dittes; Josephine Guardino 1991-7-21 390 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
  JEPS114698  Astragalus curvicarpus var. curvicarpus 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
  SEINET5325009  Astragalus curvicarpus var. curvicarpus M. J. Williams 1984-6-29 84- 74 -1 Modoc 4.8 mi in on Fandango Pass road from Hwy 395. 1524 Comment
  CAS-BOT-BC182064  Astragalus filipes Leland S. Smith 1919-6-8 1126 Modoc Deep Creek above station. 1676 Comment
  CAS-BOT-BC182066  Astragalus filipes C. L. Hitchcock 1940-5-27 6650 Modoc 9 mi. NE of Alturas. 1402 Comment
  CAS-BOT-BC182075  Astragalus filipes L. A. M. Black 1894-6-1 76 Modoc Davis Creek. Comment
  CAS-BOT-BC182961  Astragalus filipes H. D. Ripley; R. C. Barneby 1944-5-31 5993 Modoc Mesa N.-W. of Alturas 1371 Comment
  HSC28507  Astragalus filipes D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19354 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CAS-BOT-BC182068  Astragalus filipes Mrs. H. C. Cantelow 1940-5-31 3797 Modoc E of Canby. Comment
  CDA20479  Astragalus lemmonii V. Popescu 2004-5-27 s.n. Modoc Modoc Plateau; Ash Creek State Wildlife Refuge near Adin. 0 Comment
  HSC71402  Astragalus purshii var. purshii J. P. Smith, J. O. Sawyer 1972-5-6 5266 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  UC1037200  Astragalus purshii var. tinctus Leo Whitney 1934-5-13 1549 Modoc near Timbered Mountains (Devil's Garden, Alturas); Devil's Garden, near Timbered Mountain, Alturas 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
  CAS-BOT-BC182004  Astragalus whitneyi var. lenophyllus Edward Kent Balls 1950-5-10 15964 Modoc 0.5 mi. past fork of Hwy 395 and road from Altuas to Cedarville. 1584 Comment
  CAS-BOT-BC182006  Astragalus whitneyi var. lenophyllus Bruce Bartholomew 1991-5-25 5757 Modoc Turner Creek at County Rd. 90, N end of Big Valley, 6.4 km N of Lassen County line. 1230 Comment
  CAS-BOT-BC182009  Astragalus whitneyi var. lenophyllus R. M. Austin 1894-5-1 Modoc Low hills around Goose Lake. Comment
  UC62694  Athyrium filix-femina var. cyclosorum Baker and Nutting 1894-9-5 Modoc near Forestdale 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
  CAS-BOT-BC58459  Athysanus pusillus Edward Kent Balls 1950-5-12 14648 Modoc Hillsides N of Bucks Creek Ranger Station, E of Goose Lake. 1737 Comment
  CHSC117879  Athysanus pusillus L. P. Janeway 2016-5-16 11980 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  UCR150952  Atriplex rosea Mary DeDecker 1974-9-30 3710 Modoc Modoc Plateau, just south of Alturas, along Highway 395 1280 Comment
Read comments
Aug 29 2007
  UCR64884  Atriplex rosea George K. Helmkamp 1990-9-23 H- 7 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC30209  Azolla mexicana Herbert Louis Mason 1947-8-12 13503 Modoc Junction of North and South Forks of Pit River, Alturas. Comment
  CAS-BOT-BC218201  Balsamorhiza hookeri Lindsay Stuart Smith; E. H. Steffen 1917-5-27 17 Modoc West Valley camp and Jess Valley. 1554 Comment
  JEPS128417  Balsamorhiza hookeri Jennifer Mueller 2017-7-21 CA 320 -194 Modoc South Likely Tablelands above Little Juniper Reservoir. Comment
  UC30509  Balsamorhiza hookeri Mrs. R. M. Austin and Bruce 1898-7-1 2179 Modoc fields Goose Lake Goose Lake Comment
  CAS-BOT-BC15193  Balsamorhiza hookeri var. lanata Ellsworth Bethel 1923-4-26 s.n. Modoc Lookout. Comment
  CAS-BOT-BC15137  Balsamorhiza sagittata Leland S. Smith 1919-5-8 1095 Modoc Clarke Ranch, Jess Valley, Modoc National Forest 1706 Comment
  CAS-BOT-BC15198  Balsamorhiza sagittata R. M. Austin 1898-6-1 2161 Modoc Goose Lake Valley Comment
  JEPS30489  Balsamorhiza sagittata Peter H. Raven with Otto T. Solbrig 1958-6-18 13316 Modoc 8.8 mi s of Happy Camp Guard Station (Modoc National Forest); Modoc National Forest Comment
  HSC5179  Balsamorhiza sagittata M. T. Milligan 1965-6-26 342 Modoc E slope 1677 Comment
  RSA0012342  Balsamorhiza sagittata Joan Stewart 2005-6-6 2487 Modoc Stowe Reservoir, Warner Mountains. Comment
  CAS-BOT-BC15140  Balsamorhiza serrata Edward Kent Balls 1950-5-13 14672 Modoc W side of Goose Lake, 0.2 mi S of Oregon-California State Line. 1463 Comment
  CHSC85176  Barbarea orthoceras John Dittes; Josephine Guardino 1991-7-21 389 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
  JEPS53241  Barbarea orthoceras Frances D. Payne 1931-6-25 252 Modoc 2 mi sw Warren Mt. (se Modoc County); Pine Creek Basin 2316 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
  CAS-BOT-BC242409  Beckmannia syzigachne John H. Hatton 1911-6-24 160 Modoc unspecified Comment
  CAS-BOT-BC248383  Beckmannia syzigachne Robert F. Thorne; C. W. Tilforth 1969-9-4 39057 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1432 Comment
  JEPS114846  Beckmannia syzigachne Lowell Ahart, John Dittes 2008-6-21 14991 Modoc In shallow water and on wet soil, along the edge of the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (ai 1255 Comment
  UCR136424  Beckmannia syzigachne Beecher Crampton 1954-7-7 2162 Modoc Modoc Plateau, 2.5 miles east of Alturas, near radio station KCNO 1341 Comment
  CAS-BOT-BC54179  Berberis aquifolium var. repens Margaret J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, W side of Warner Mtns. 2133 Comment
  UC9740  Berberis aquifolium var. repens Mrs. R. M. Austin and Bruce July 1898 2351 Modoc hills Modoc Co. Comment
  CAS-BOT-BC497321  Betula glandulosa Annie M. Alexander; Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  POM275205  Betula nana A. M. Alexander, Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains. 2256 Comment
  CAS-BOT-BC54193  Betula occidentalis Gregg M. Riegel 1980-7-14 881 Modoc South Warner Mountains 1463 Comment
  UC748347  Betula occidentalis Annie M. Alexander and Louise Kellogg 1946-6-14 4746 Modoc edge Barber Creek; Patterson Mill Road 1798 Comment
  HSC67876  Bidens cernua J. P. Smith, J. O. Sawyer 1973-8-9 7271 Modoc Blue Lake, Modoc National Forest 1829 Comment
  UCR57550  Bidens cernua R. D. Goeden 1989-8-23 28 Modoc Modoc National Forest, Clear Lake Road at Fletcher Creek. 1479 Comment
  UCR67029  Bidens cernua George K. Helmkamp 1990-9-23 J- 7 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC218110  Bistorta bistortoides P. Monnet 1913-7-1 907 Modoc Warner's Range. 2438 Comment
  CAS-BOT-BC218112  Bistorta bistortoides Elmer Ivan Applegate 1932-7-9 7613 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC218113  Bistorta bistortoides Annie Montague Alexander; L. Kellogg 1946-7-18 5022 Modoc Benton Meadow, Warner Mts. 2072 Comment
  CHSC117820  Bistorta bistortoides L. P. Janeway 2016-5-18 12065 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  NY407594  Bistorta bistortoides K. Paulson 1989-7-4 169 Modoc Ca. 1 mile south of Patterson Ranger Station, south end of Warner Mountains. 2121.4 Comment
  CAS-BOT-BC15092  Blepharipappus scaber Lillian S. Mott 1976-5-29 5 LM76 Modoc Devil's Garden, N of Alturas. 1402 Comment
  CAS-BOT-BC15112  Blepharipappus scaber Bruce Bartholomew 1990-6-18 5367 Modoc SW side of Goose Lake, 2 km N of McGinty Point. 1420 Comment
  CAS-BOT-BC15122  Blepharipappus scaber John Thomas Howell 1934-6-12 11997 Modoc 6 mi. S of Davis Creek. Comment
  JEPS114489  Blepharipappus scaber Lowell Ahart, John Dittes 2008-8-25 15295 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
  POM298280  Blepharipappus scaber D. D. Keck, Jens Clausen 1935-6-24 3711 Modoc 3 miles northeast of Willow Ranch, east of Goose Lake. 1555 Comment
  POM31778  Blepharipappus scaber Mrs. R. M. Austin 1895-07 559 Modoc Goose Lake Valley. Comment
  UC35785  Blepharipappus scaber Mrs. R. M. Austin 1894-7-1 Modoc Goose Leake Valley Comment
Read comments
Jul 6 2010
  HSC42414  Blepharipappus scaber Barbara Kelly 1977-8-9 579 Modoc Upper Rush Creek Campground N of Adin; above cow trail Comment
  OBI77379  Blepharipappus scaber Lewis S. Rose 1940-6-14 40566 Modoc Kelly Hot Springs 1341 Comment
  RSA606140  Blepharipappus scaber L. C. Wheeler 1935-8-1 3725 Modoc Pine Creek. Warner Mtns. 1768 Comment
  UC894098  Blepharipappus scaber Milo S. Baker 1936-6-16 8353 Modoc Hwy 395 between Alturas and Likely Alturas; Hwy. 395 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
  UC10141  Boechera Milo S. Baker Jun 15 1893-Jul 5 1893 Modoc Comment
  UC748071  Boechera lemmonii Annie M. Alexander and Louise Kellogg 1946-7-30 5095 Modoc e slope below summit Eagle Peak; Warner Mountains Comment
  CAS-BOT-BC95728  Boechera pauciflora Margaret M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Campground Comment
  CAS-BOT-BC95730  Boechera pauciflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6539 Modoc Just W of West Valley Reservoir. 1460 Comment
  CHSC26595  Boechera pauciflora L. Mayer 1974-1-1 Modoc Along Emerson Ck. ca. 200 yds from where road crosses creek. Comment
  UC1563656  Boechera pauciflora Barbara Ertter 1988-6-18 7643 Modoc n of Adin (Adin Summit, on Hwy 299); Adin Summit 1584 Comment
  UC922247  Boechera pauciflora Annie M. Alexander and Louise Kellogg 1946-7-1 4893 Modoc 0.5 mi e Bidwell Creek Road summit; Warner Mountains Comment
  CAS-BOT-BC14126  Boechera paupercula Annie M. Alexander; Louise Kellogg 1946-8-1 5107 Modoc Warner Mountains. Eagle Peak. West slope below crest of divide. Comment
  UC748072  Boechera platysperma Annie M. Alexander and Louise Kellogg 1946-8-1 5107 Modoc w slope Eagle Peak (below crest of divide); Warner Mountains Comment
  CAS-BOT-BC25536  Boechera retrofracta B. Bartholomew 1991-5-25 5746 Modoc Ca. 2 km northeast of Blue Mountain. 1580 Comment
  CAS-BOT-BC25698  Boechera sparsiflora B. Bartholomew 1991-5-25 5765 Modoc 8 km east of Likely on road to Jess Valley, north side of road along north side of South Fork of Pit River. 1460 Comment
  UC1573167  Boechera sparsiflora Dean W. Taylor 1989-8-5 10453 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains, , Emerson Creek 2560 Comment
  CAS-BOT-BC25896  Boechera subpinnatifida B. Bartholomew; M. Bourell 1990-4-28 5198 Modoc 0.3 km south of Davis Creek on highway 395. 1450 Comment
  CAS-BOT-BC58569  Boechera suffrutescens Annie Montague Alexander; L. Kellogg 1946-7-23 5054 Modoc Emerson Peak, Warner Mts. Comment
  POM254492  Boisduvalia macrantha Alice Eastwood, John Thomas Howell 1940-6-13 8126 Modoc Near Davis Creek. Comment
  CHSC38984  Brodiaea coronaria J. D. Jokerst 1983-7-12 1838 Modoc Just south of the junction of Hwy 139 and Loveness Rd. 1478 Comment
  UC501614  Brodiaea coronaria subsp. coronaria Frank W. Peirson 1926-6-26 6910 Modoc nw of Canby; Modoc National Forest Comment
  CAS-BOT-BC482890  Brodiaea elegans subsp. elegans L. S. Smith 1926-6-7 1890 Modoc Tahoe Forest near Lake City 609 Comment
  RSA126904  Bromus briziformis Leo D. Whitney 1934-5-19 2169 Modoc Devils Garden (timbered mts.) 1585 Comment
  SEINET4344988  Bromus briziformis M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  SJSU2087  Bromus carinatus var. carinatus J. W. Tilden 1958-6-26 1273 Modoc Warner Mts., W side of Cedar Pass between Alturas & Cedarville 1828 Comment
  UC1137106  Bromus carinatus var. carinatus August L. Hormay 1932-7-15 Modoc Crowder Flat Ranger Station Comment
  UCD59210  Bromus carinatus var. marginatus Beecher Crampton 1954-7-7 2127 Modoc West slope of Cedar Pass, Warner Mts. 1889 Comment
  JEPS69166  Bromus commutatus Leland S. Smith 1918-7-7 978 Modoc Modoc National Forest, Jess Valley Jess Valley; Modoc National Forest, Jess Valley Comment
  CAS-BOT-BC242468  Bromus hordeaceus Bruce Bartholomew; Barrett Anderson 1988-6-23 4220 A Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC242469  Bromus hordeaceus Leland S. Smith 1924-6-8 1393 Modoc W of Egg Lake. 1310 Comment
  UC1024321  Bromus hordeaceus Annie M. Alexander and Louise Kellogg 1946-6-18 4792 Modoc Patterson Mill-Silver Creek Roads Patterson Mill; , Silver Creek Roads 1828 Comment
  UC1024862  Bromus hordeaceus Leo Whitney 1935-6-1 3167 Modoc 1 mi sw of White Horse Comment
  UCD58626  Bromus hordeaceus Annie M. Alexander; Louise Kellogg 1946-6-18 4792 Modoc Patterson Mill--Silver Creek roads. 1828 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
  JEPS114831  Bromus japonicus Lowell Ahart, John Dittes 2008-6-21 14987 Modoc On dry soil, about 10 yards north of a large culvert, on the the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  JEPS119962  Bromus japonicus Lowell Ahart, John Dittes 2012-7-10 18313 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Comment
  UCD58872  Bromus japonicus Beecher Crampton 1954-7-7 2163 Modoc 2.5 miles east of Alturas. Near Radio Station KCNO. Comment
  HSC80908  Bromus orcuttianus G. M. Riegel 1979-9-6 763 Modoc South Warner Mountains 509 Comment
  UC53741  Bromus orcuttianus M. S. Baker and Frank Nutting 1894-8-20 Modoc near Forestdale 1371 Comment
  RSA180227  Bromus tectorum Clare B. Hardham 1961-6-17 7524 Modoc Cedar Pass Camp Ground. Comment
  UCD59876  Bromus tectorum Annie M. Alexander; Louise Kellogg 1946-6-18 4795 Modoc Patterson Mill--Silver Creek roads. 1828 Comment
  UC7736  Calandrinia ciliata Milo S. Baker 1893-7-1 Modoc shore Egg Lake 1371 Comment
  CAS-BOT-BC248343  Callitriche palustris B. Bartholomew; H. Sun 2002-6-24 8826 Modoc S end of Sweagert flat ca. 15.3 straight line km WNW of Aden 1820 Comment
  CAS-BOT-BC95094  Callitriche palustris Roxana Stinchfield Ferris; R. Duthie 1919-6-14 168 Modoc Along Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC95100  Callitriche palustris Louis Cutter Wheeler 1935-8-15 3863 Modoc Dismal Swamp. 2225 Comment
  RSA210846  Callitriche verna R. F. Thorne, C. W. Tilforth 1969-9-4 39060 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1433 Comment
  UC1101517  Callitriche verna Herbert L. Mason and Verne Grant 1947-7-12 13383 Modoc several mi s Alturas (by Jones' Lane, off Highway 395) Comment
  UC401354  Calocedrus decurrens W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr. Warner Mountains, Parker Cr. 1676 Comment
  RSA577465  Calochortus Louis C. Wheeler 1935-8-3 3767 Modoc Warner Mountains: Pine Creek 1707 Comment
  CAS-BOT-BC244935  Calochortus leichtlinii Elmer Ivan Applegate 1932-8-1 8042 Modoc Arid summit of Warner Mts. near and S of Warren Peak. 2438 Comment
  CAS-BOT-BC244929  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1994-7-4 6848 Modoc Hubert Creek. 1390 Comment
  UC72480  Calochortus longebarbatus var. longebarbatus Milo S. Baker Modoc Forestdale Comment
  CAS-BOT-BC242145  Calochortus macrocarpus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10609 Modoc Summit of Fandango Pass. 1889 Comment
  CAS-BOT-BC244926  Calochortus macrocarpus Bruce Bartholomew 1989-8-13 5143 Modoc Top of Manzanita Mountain. 2090 Comment
  UC1036061  Calochortus macrocarpus Annie M. Alexander and Louise Kellogg 1946-7-5 4907 Modoc w of Lower Lake; Lava Cliff Comment
  SDSU11924  Calochortus macrocarpus D. F. Howe 1964-7-31 3905 Modoc Modoc Ntional Forest 8.5 miles from entrance on road from Likely, Warner Mts. 1554 Comment
  HSC15363  Calochortus macrocarpus var. macrocarpus M. T. Milligan 1966-7-7 563 Modoc Slopes and ridges east of Jess Valley 1768 Comment
  POM275206  Caltha howellii A. M. Alexander, Louise Kellogg 1946-6-26 4829 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  CAS-BOT-BC217327  Caltha leptosepala Annie Montague Alexander; L. Kellogg 1946-6-26 4829 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC218350  Caltha leptosepala Leland S. Smith 1918-6-23 956 Modoc Near Big Four Mine, High Grade District, Mineral Spring. 2377 Comment
  JEPS60535  Caltha leptosepala Leland S. Smith 1918-6-23 956 Modoc High Grade District Mineral Spring (Mineral Spring); Modoc National Forest, Mineral Spring 2377 Comment
  JEPS114378  Calycadenia fremontii Lowell Ahart, John Dittes 2008-8-26 15331 Modoc On the sides of County Road 85a, 287 feet east of County Road 91, 7.7 miles (air) north-northeast of Lookout 1303 Comment
  HSC64521  Calyptridium umbellatum J. P. Smith, J. O. Sawyer 1973-8-8 7226 Modoc Near summit of Eagle Peak 2988 Comment
  UC748318  Calyptridium umbellatum Annie M. Alexander and Louise Kellogg 1946-7-17 5002 Modoc Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  CAS-BOT-BC95587  Calystegia occidentalis subsp. occidentalis Leland S. Smith 1919-6-5 1120 Modoc Deep Creek Ranger Station. 1493 Comment
  POM71021  Calystegia occidentalis subsp. occidentalis Mrs. R. M. Austin 1895-07 422 Modoc Goose Lake Valley. Comment
  CHSC34970  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1976-6-14 3184 Modoc NE part of coounty, east of Goose L., 0.9 mi E of jct hwy 395 on Fandango Road. Comment
  RSA520497  Calystegia polymorpha Bruce Bartholomew 1989-7-14 4954 Modoc 6.5 km NE of Egg lake and 0.8 km E of Survice Gulch 1340 Comment
  POM192610  Camassia Franklin P. Nutting s.n. Modoc Forestdale 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-BC242124  Camassia quamash subsp. breviflora E. S. Willits 1940-5-17 257 Modoc Willow Ranch. Comment
  CAS-BOT-BC242128  Camassia quamash subsp. breviflora Roxana Stinchfield Ferris; R. Duthie 1919-6-15 142 Modoc Along Parker Creek Comment
  CAS-BOT-BC242129  Camassia quamash subsp. breviflora Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-5-29 773 Modoc 1 mi. E of Lake City. Comment
  CAS-BOT-BC58636  Camelina microcarpa Clare Butterworth Hardham 1961-6-18 7803 Modoc North Fork of Pitt River, 3.3 mi. SW of Cedar Pass turn off. Comment
  CDA42957  Camelina microcarpa L. Ahart, John Dittes, Todd Sloat 2013-6-8 18757 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  RSA165509  Camelina microcarpa Clare B. Hardham 1961-6-18 7803 Modoc Lava Flows, north fork Pitt River 3.3 miles SW of Cedar Pass turn off. Comment
  CAS-BOT-BC191137  Camissonia andina Bruce Bartholomew 1990-6-18 5386 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  NY850417  Camissonia andina M. J. Williams 1984-7-1 84- 87 --4 Modoc Northwest of Alturas, Crowder Flat Road, near the Big Sage Reservoir 1372 Comment
  NY851235  Camissonia claviformis var. cruciformis B. M. Bartholomew 1991-5-24 5704 Modoc Surprise Valley, 6.6 km east of Eagleville 1390 Comment
  HSC16481  Camissonia subacaulis M. T. Milligan 1964-7-25 180 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC16482  Camissonia subacaulis M. T. Milligan 1964-6-25 80 Modoc Upper Lassen Creek 1829 Comment
  POM211894  Camissonia tanacetifolia J. T. Howell 1934-6-12 12000 Modoc 6 miles S of Davis Creek. Comment
  CAS-BOT-BC95106  Campanula scabrella D. Showers 1978-8-8 4219 Modoc Near Patterson Lake. 2743 Comment
  SEINET10463375  Campanula scabrella Unknown 1978-8-8 Showers 4219 Modoc NEAR PATTERSON LAKE, WARNER MOUNTAINS ON DRY OPEN SLOPES, ELEV. 2743 Comment
  CHSC106323  Capsella bursa-pastoris Lowell Ahart; John Dittes 2010-8-31 17129 Modoc Elkins Lane, at the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC117882  Capsella bursa-pastoris Mrs. R. M. Austin May 1894 20 Modoc Goose Lake Valley Comment
  CDA13476  Cardaria chalepensis G. F. Hrusa, T. D. Wilfred 1996-7-21 13323 Modoc Modoc Plateau; Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. 1280 Comment
  HSC100126  Carduus acanthoides G. D. Barbe, C. B. Greenbank 1978-8-31 2427 Modoc 1 mile S of junction of Camby Rd. and Hwy. 299. Comment
  CAS-BOT-BC242331  Carex abrupta Bruce Bartholomew; Barrett Anderson 1988-7-23 4575 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  HSC87845  Carex amplifolia Gladys L. Smith, Geri Hulse-Stephens 1981-7-23 7034 Modoc Twayblade Bog; on curve of FS 20N04, about 8 km. below Mt. Sanhedrin Lookout 1463 Comment
  POM313125  Carex atherodes H. L. Mason, Verne Grant 1947-7-12 13424 Modoc Near south end of West Side Rd. along railroad tracks, Pit River Valley, south of Alturas Comment
  CAS-BOT-BC242374  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-7-18 5023 Modoc Benton Meadow. 2072 Comment
  CDA33022  Carex athrostachya T. C. Fuller 1958-7-8 1942 Modoc Likely: Corporation Ranch 0 Comment
  UC1537644  Carex athrostachya Gordon H. True Jr. 1939-6-13 997 Modoc near Likely; Pit River Comment
  UC1540259  Carex diandra Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9084 Modoc along Highway 299 Highway 299 1402 Comment
  CHSC67135  Carex douglasii James D. Jokerst 1987-5-13 2869 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  RSA101501  Carex illota R. Weatherby 1955-7-7 1603 Modoc Dismal Swamp, northern Warner Mountains. 2241 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
  CHSC38993  Carex microptera J. D. Jokerst 1983-7-18 1844 Modoc Miller's Flat NW of the town of Aden. Comment
  HSC75585  Carex microptera G. M. Riegel 1979-8-23 698 Modoc S Warner Mtns. 2100 Comment
  HSC75588  Carex microptera G. M. Riegel 1979-8-11 646 Modoc S Warner Mtns. 1670 Comment
  UC1158684  Carex microptera Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8490 Modoc 15 mi e Likely; Warner Mts., Clear Lake 1828 Comment
  HSC48004  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19489 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  JEPS63610  Carex multicaulis Leland S. Smith 1920-6-15 27 Modoc Big Valley Bieber Range, Big Valley Comment
  CAS-BOT-BC245167  Carex nebrascensis Thomas C. Fuller 1964-10-8 12702 Modoc W side of Hwy 395 at S limits of Likely. Comment
  UC1100495  Carex nebrascensis Herbert L. Mason, Verne Grant 1947-7-12 13435 Modoc n Likely; Corporation Ranch Headquarters Comment
  CAS-BOT-BC119596  Carex nigricans George Wilson Gillett 1957-8-10 1018 Modoc In cirque below E slope of Eagle Peak. 2651 Comment
  CAS-BOT-BC119277  Carex ovalis Louis C. Wheeler 1944-6-4 s.n. Modoc Dismal Swamp, Warner Mts. 2225 Comment
  CAS-BOT-BC242353  Carex pachystachya A. Cronquist; N. Holmgren 1959-6-19 8490 Modoc Clear Lake, 15 mi. E of Likely. 1828 Comment
  CHSC108011  Carex pellita Lowell Ahart; John Dittes 2011-6-21 17533 Modoc Just west of the levee, on the east side of Elkins Lane, about 50 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  HSC96002  Carex praegracilis Juha Pykala, D. H. Norris 1987-5-27 1165 Modoc Modoc National Forest, N end of Big Sage Reservoir, very near the road from Crowder Flat Rd. to Dead Horse Reservoir 1494 Comment
  HSC96159  Carex praegracilis Juha Pykala, D. H. Norris 1987-5-28 1227 Modoc Surprise Valley, near NW end of Middle Alkali Lake, E of Gravel Pits, about 1 mi. from the Cedarville-Lake City Rd., the Fortynine Rd. 1296 Comment
  UC1100474  Carex praegracilis Herbert L. Mason, Verne Grant 1947-8-13 13535 Modoc n Canby (ne side of F Reservoir) Comment
  POM313115  Carex praegracilis H. L. Mason, Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  CAS-BOT-BC118613  Carex raynoldsii Annie M. Alexander; Louise Kellogg 1946-6-30 4884 Modoc Highgrade, N end Warner Mts. Comment
  CAS-BOT-BC242352  Carex rossii Alice Eastwood; John Thomas Howell 1940-6-14 8252 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  HSC48332  Carex rostrata D. H. Norris, Thomas W. Nelson. S. Dowty 1971-6-23 19359 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  JEPS114870  Carex sheldonii Lowell Ahart, John Dittes 2008-8-25 15292 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
  UC1540257  Carex simulata Dean Wm. Taylor, Glenn L. Clifton 1987-6-24 9057 Modoc border of meadow tributary to lakebed Egg Lake 1280 Comment
  UC190420  Carex subfusca M. S. Baker and Frank Nutting 1894-6-20 Modoc near White-horse Lake Comment
  HSC48305  Carex vernacula D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19324 Modoc Soup Springs Campground Comment
  RSA252451  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-7-5 39165 Modoc Modoc National Forest, Warner Mountains: Clear Lake. 1768 Comment
  CDA41343  Castilleja angustifolia T. C. Fuller 1958-7-8 2036 Modoc Davis Creek. 0 Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  RSA150189  Castilleja applegatei subsp. pinetorum A. J. Cronquist, A. H. Holmgren 1959-6-20 8517 Modoc Benchland west of the Warner Mts. in sagebrush-juniper-Agropyron country 11 miles northeast of Alturas. 1555 Comment
  RSA164352  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-18 7810 Modoc Mountains south of Cedar Pass. Comment
  RSA425922  Castilleja applegatei subsp. pinetorum Christopher Davidson 1973-5-26 2121 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  RSA537507  Castilleja applegatei subsp. pinetorum Barbara J. Ertter 1988-6-18 7644 Modoc Adin Summit on Highway 299 N of Adin 1585 Comment
  RSA59712  Castilleja applegatei subsp. pinetorum N. N. Thompson 1950-5-18 14764 Modoc By Lower Rush Creek Public Camp, E. from Hwy 299, about 8 mi. N. of Adin. 1311 Comment
  UCSB2014  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
  UC27233  Castilleja arachnoidea Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC226025  Castilleja lacera K. Paulson; Robert Paulson 1989-7-18 200 Modoc Ca. 3.5 mi NE of Cedar Pass, E side of Warner Mts. 1673 Comment
  CAS-BOT-BC226036  Castilleja lacera Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16463 Modoc 5 mi. W of Fandango Pass, Warner Mountains Comment
  CAS-BOT-BC226038  Castilleja lacera Mrs. H. C. Cantelow 1940-6-2 4445 Modoc NW of Canby on road to Lava beds. Comment
  HSC80740  Castilleja lacera G. M. Riegel 1979-7-3 453 Modoc South Warner Mts. 1739 Comment
  JEPS79130  Castilleja lacera L. R. Heckard with R. Bacigalupi 1980-6-10 5233 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  CAS-BOT-BC226039  Castilleja linariifolia Elmer Ivan Applegate 1929-7-29 6091 Modoc Clear Lake Dam. Comment
  JEPS8722  Castilleja linariifolia W. I. Follett 1942-9-10 138 Modoc Cowhead Lake, ne corner of Modoc County Cowhead Lake Comment
  CAS-BOT-BC226044  Castilleja miniata P. Monnet 1913-7-1 869 Modoc Warner's Range. 2438 Comment
  CAS-BOT-BC226048  Castilleja miniata Elmer Ivan Applegate 1932-7-31 7977 Modoc Mill Creek Meadow, western slope of Warner Mts. Comment
  RSA82265  Castilleja miniata F. W. Peirson 1926-6-25 6887 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  UC444866  Castilleja miniata Milo S. Baker Aug 1898 523 Modoc Forestdale Comment
  UC26460  Castilleja miniata Mrs. R. M. Austin and Bruce Jul 1898 2242 Modoc Goose Lake mts. Comment
  UC1191864  Castilleja minor subsp. minor Herbert L. Mason 1947-8-11 13493 Modoc w margin Lower Lake (on Highway 81, near boundary between Lassen and Modoc Counties) Comment
  CAS-BOT-BC241010  Castilleja pilosa Mrs. H. C. Cantelow 1940-5-31 s.n. Modoc 8 mi. E. of Indian Springs Comment
  CAS-BOT-BC241013  Castilleja pilosa M. H. Manning 1907-1-1 s.n. Modoc 12 Mile Creek E. side of Mt. Bidwell, N.E. Modoc Co. Comment
  SBBG6800  Castilleja pilosa H. and M. Dearing 1939-6-9 3627 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  RSA505358  Castilleja psittacina R. C. Bacigalupi, G. Thomas Robbins 1955-7-20 5393 Modoc Flat at summit of forest road across the southern end of the Warner Range, 3.3 miles e. of Patterson Ranger Station, Modoc Nat. Forest. 2226 Comment
  SJSU11532  Castilleja rubicundula subsp. lithospermoides H. L. Buckalew 1961-6-23 Modoc by Stough Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Rd 2042 Comment
Read comments
Jun 3 2009
  CAS-BOT-BC226071  Castilleja tenuis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16509 Modoc 13 mi. W of Canby along Calif. St. Hwy 139. Comment
  CHSC117042  Castilleja tenuis Lowell Ahart; John Dittes 2016-6-6 20962 A Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1251 Comment
  UC27209  Castilleja tenuis Milo S. Baker 1893-7-9 Modoc Adobe Lake bottom Adobe Lake Comment
  UC18320 Image available Ceanothus X flexilis Milo S. Baker 1893-6-30 Modoc Modoc Co. 1371 Comment
  CAS-BOT-BC217140  Ceanothus cuneatus var. cuneatus Bruce Bartholomew 1995-5-12 6897 Modoc SW flank of White Horse Mountains between Day and Day Rock. 1210 Comment
  CAS-BOT-BC217143  Ceanothus integerrimus Belknap C. Goldsmith 1912-7-1 55 Modoc Day 1219 Comment
  HSC80758  Ceanothus prostratus G. M. Riegel 1978-6-25 14 Modoc S Warner Mtns. 1670 Comment
  RSA59733  Ceanothus prostratus E. K. Balls 1950-5-20 14799 Modoc Above Mill Creek Falls Public Camp on way from likely to Clear Lake 1738 Comment
  UCR87510  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 16.1 miles NW of Canby along Calif. Hwy 139 1280 Comment
  SEINET13946047 Image available Ceanothus prostratus E. K. Balls 14632 Modoc .75 mile below (east of) crest of Fandango Pass. (from Fort Bidwell- Lake City Road to Bucks Creek Ranger Station on Hwy 395) Alt. 6100 ft 1859 Comment
  UC18392  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Red Soil 1524 Comment
  CAS-BOT-BC217115  Ceanothus velutinus John Thomas Howell 1934-6-13 12059 Modoc Fandango Pass. 1828 Comment
  HSC18353  Ceanothus velutinus M. T. Milligan 1966-7-1 520 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  RSA504600  Ceanothus velutinus Bruce Bartholomew 1988-6-23 4277 Modoc 4 km W of Day on County road 94. 1340 Comment
  UC1035976  Ceanothus velutinus Helen K. Sharsmith 1955-6-25 4505 Modoc on trail to Mill Creek Falls and Clear Lake (Warner Mountains); Modoc National Forest, Warner Mountains 1752 Comment
  UC1281456  Ceanothus velutinus H. E. McMinn 1931-5-23 2472 Modoc Fandango Pass Warner Mts., Fandango Pass Comment
  UC18446  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  UC634582  Ceanothus velutinus var. velutinus F. H. Frost 1925-7-24 139 Modoc Jess Valley, Warner Mts. Comment
  UC2043249  Centaurea cyanus Barbara Ertter 1995-7-1 14460 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  NY532331  Centaurea diffusa G. Schoolcraft 1985-6-17 Modoc NW of Lookout 1264.9 Comment
  CDA36158  Centaurea diffusa C. Pirosko Jul 2003 s.n. Modoc 0 Comment
  UCD130121  Centaurea virgata subsp. squarrosa T. C. Fuller 1962-8-29 9487 Modoc road to Adin, 0.2 mile east of Lookout, Big Valley. Comment
  JEPS117502  Centaurium exaltatum Lowell Ahart, John Dittes 2010-8-31 17125 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  NY170439  Centaurium exaltatum B. M. Bartholomew 1992-5-15 6285 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  UC71817  Centaurium muehlenbergii Mrs. M. H. Manning Aug 1903 217 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC388228  Cerastium glomeratum B. Bartholomew 1994-5-28 6712 Modoc 8.5 km E of Likely on road to Jess Valley along the S Fork of the Pit River 1620 Comment
  RSA503050  Cercis occidentalis Bruce Bartholomew, B. Anderson 1988-6-23 4228 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  JEPS45549  Cercocarpus betuloides var. macrourus L. S. Smith 1924-5 Modoc s of Egg Lake (Happy Camp District, Modoc National Forest); Modoc National Forest 1310 Comment
  JEPS45550  Cercocarpus betuloides var. macrourus Milo S. Baker 1893-7-23 Modoc Forestdale Comment
  UCD22471  Cercocarpus betuloides var. macrourus Brian Vanden Heuvel 2003-4-11 200 Modoc Rush Creek Campground in Modoc National Forest, about 10 miles north of Adin and 6 miles south of Adin Pass. Comment
  UC114145  Cercocarpus betuloides var. macrourus Milo S. Baker 1893-6 Modoc Modoc Co. Comment
  SEINET191906  Cercocarpus ledifolius C. L. Hitchcock 1940-5-27 6689 Modoc On sagebrush knoll; 15 miles northeast of Alturas 1615 Comment
  CAS-BOT-BC214644  Cercocarpus ledifolius var. ledifolius Belknap C. Goldsmith 1910-5-9 7 Modoc Fandango Creek, West slope Warner Mountains 1584 Comment
  CAS-BOT-BC214648  Cercocarpus ledifolius var. ledifolius Elmer Ivan Applegate 1932-8-1 8055 Modoc Near summit S of Warren Peak, Warner Mts. Comment
  UC859417  Cercocarpus ledifolius var. ledifolius Lewis S. Rose 1940-6-13 40553 Modoc Fandango Pass 1905 Comment
  CAS-BOT-BC15065  Chaenactis douglasii var. douglasii M. M. Hanna; G. D. Hanna 1956-6-5 s.n. Modoc Cedar Pass. Comment
  SFV18028  Chaenactis douglasii var. douglasii J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  POM253146  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc U.S. Highway #299, between Alturas and Canby. 1341 Comment
  UCD130294  Chaenactis douglasii var. douglasii Robert F. Thorne; J. Henrickson, C. W. Tilforth 1969-9-4 39071 Modoc near old margin of Goose Lake, southwest shore of Goose Lake north of McGinty Point. 1432 Comment
  CAS-BOT-BC15075  Chaenactis macrantha Bruce Bartholomew 1993-6-13 6610 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1500 Comment
  UC884531  Chamaesaracha nana C. L. Hitchcock 1940-5-27 6700 Modoc 15 mi ne Alturas 1615 Comment
  UC26092  Chamaesaracha nana Mrs. R. M. Austin and Bruce Jun 1898 2152 Modoc Lake City Pass Comment
  RSA312310  Chamaesyce serpillifolia H. L. Mason, Verne Grant, C. T. Mason 1947-7-10 13325 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC15028  Chamomilla suaveolens Bruce Bartholomew; Barrett Anderson 1989-6-1 4749 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CAS-BOT-BC95519  Chenopodium berlandieri Francis Dorris Payne 1932-7-10 695 Modoc Parker Creek. 1584 Comment
  CDA3023  Chenopodium berlandieri var. zschackei T. C. Fuller 1964-10-8 12700 Modoc North side of road to Goose Lake, ca 3 miles west of Davis Creek. 0 Comment
  CDA3015  Chenopodium foliosum T. C. Fuller 1963-7-16 10912 Modoc Lassen Creek near old sawmill site, 6 miles southeast of Willow Ranch. 0 Comment
  UCD14407  Chenopodium rubrum Sheryl Gill 1996-9-3 s.n. Modoc At the Tule Lake National Wildlife Refuge - 'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump; 'Captain Jack's Stronghold' GS map quad; 1229 Comment
  CAS-BOT-BC95664  Chimaphila umbellata Bruce Bartholomew 1989-8-10 5044 Modoc 8.7 km E of Day on County Road 94. Comment
  CDA36068  Chorispora tenella C. Pirosko 2002-6-14 s.n. Modoc Jones Lane. 0 Comment
  CDA37694  Chorispora tenella Breckenridge/Filippini 2005-6-2 s.n. Modoc Likely, Jones Lane, Lynetta Farms. 0 Comment
  POM260897  Chorizanthe polygonoides var. polygonoides Alice Eastwood, John T. Howell 1940-6-15 8300 Modoc 5 miles N of Lookout Comment
  RSA520499  Chrysolepis sempervirens Bruce Bartholomew 1989-7-15 4984 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  CAS-BOT-BC15030  Chrysothamnus humilis Francis Dorris Payne 1934-8-29 s.n. Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15047  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1932-8-6 8190 Modoc Eagleville, Surprise Valley. Comment
  CAS-BOT-BC15050  Chrysothamnus nauseosus subsp. albicaulis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 119 Modoc Hills above Parker Creek. Comment
  RSA608438  Chrysothamnus nauseosus subsp. albicaulis L. C. Wheeler 1935-9-10 3967 Modoc 1.5 miles SSW McGinty Reservoir, Devil's Garden 1524 Comment
  CDA34730  Chrysothamnus nauseosus subsp. consimilis L. Ahart, John Dittes 2010-8-3 17052 Modoc About 3 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UCR57482  Chrysothamnus viscidiflorus subsp. latifolius R. D. Goeden, D. Ricker 1989-8-23 890823- 19 Modoc Warner Mtns., Modoc National Forest, Fandango Pass, just west of Warner Mtn. 1841 Comment
  CAS-BOT-BC14983  Chrysothamnus viscidiflorus subsp. viscidiflorus Rimo Carlo Felice Bacigalupi 1934-9-5 2329 Modoc Summit of Cedar Pass, Warner Mountains Comment
  CAS-BOT-BC14988  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer Ivan Applegate 1936-9-22 11058 Modoc Fleeners Chimneys, Lava Beds National Monument. Comment
  CAS-BOT-BC15000  Chrysothamnus viscidiflorus subsp. viscidiflorus P. Monnet 1913-8-1 941 Modoc Near Alturas. 1402 Comment
  CHSC109510  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway; B. Castro 2012-7-25 10997 Modoc Warner Mountains. Along Twelve Mile Creek 3.5 air mi east-southeast of Dismal Swamp and 2.7 air km norhteast of Mount Bidwell. 2182 Comment
  UC195496  Chrysothamnus viscidiflorus subsp. viscidiflorus M. F. Gilman 520 Modoc 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
  CDA38304  Cicuta douglasii G. D. Barbe, John Kelley 1988-7-2 4297 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  JEPS15740  Cicuta maculata var. angustifolia Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC191007  Circaea alpina subsp. pacifica Bruce Bartholomew; Barrett Anderson 1988-7-22 4526 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  JEPS25822  Circaea alpina subsp. pacifica F. H. Frost 1925-7-12 66 Modoc Stow's Meadow, Cedar Canyon Warner Mts., Cedar Canyon, Stow's Meadow Comment
  CHSC116066  Cirsium arvense Lowell Ahart; John Dittes 2015-7-16 20384 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117499  Cirsium arvense Lowell Ahart, John Dittes 2010-8-31 17105 Modoc About 20 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-BC14960  Cirsium cymosum Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10619 A Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mountains 1889 Comment
  CAS-BOT-BC14966  Cirsium cymosum Thomas C. Fuller 1959-7-8 2741 Modoc Hwy 13, 7 mi. NE of Canby. Comment
  CAS-BOT-BC14970  Cirsium cymosum Bruce Bartholomew 1989-7-15 5002 Modoc Sweagert Flat. 1860 Comment
  HSC5400  Cirsium occidentale var. candidissimum M. T. Milligan 1966-7-7 564 Modoc East of Jess Valley, Warner Mtns. 1738 Comment
  CDA36039  Cirsium ochrocentrum CDFA Staff Jul 1985 Modoc Alturas. 0 Comment
  CDA9112  Cirsium ochrocentrum Donald Collier 2008-6-3 PDR# 1291670 Modoc Alturas, 202 West 4th St. 0 Comment
  CDA1507  Cirsium ochrocentrum var. ochrocentrum William J. Ferlatte 1971-6-29 1359 Modoc County Rd. 55 (Pencil Rd.), 0.8 mi. N of Hwy 299 (I-395), 2 mi. E of Alturas. Comment
  RSA41236  Clarkia affinis A. M. Alexander, Louise Kellogg 1946-6-12 4738 Modoc Fandango Pass Road 1707 Comment
  UC930761  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-28 6729 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  HSC16260  Clarkia purpurea subsp. quadrivulnera M. T. Milligan 1964-7-20 158 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  RSA101361  Clarkia rhomboidea R. Weatherby 1955-7-8 1622 Modoc 6 miles N of Ft. Bidwell. Northern Warner Mtns. 1738 Comment
  UC634666  Clarkia rhomboidea F. H. Frost 1925-7-11 12 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  RSA503047  Clarkia rhomboidea Bruce Bartholomew, B. Anderson 1988-6-23 4234 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC197430  Claytonia perfoliata subsp. intermontana Bruce Bartholomew 1991-6-20 5791 Modoc Fox Mountain Spring, ca. 10 km NW of Adin. 1620 Comment
  CAS-BOT-BC197432  Claytonia perfoliata subsp. intermontana Bruce Bartholomew; Mona Bourell 1990-4-27 5190 Modoc Top of mesa on W side of Goose Lake. 1470 Comment
  CAS-BOT-BC197433  Claytonia perfoliata subsp. intermontana Bruce Bartholomew 1990-6-17 5309 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  HSC17711  Claytonia rubra subsp. rubra M. T. Milligan 1965-6-23 301 Modoc N end of Jess Valley 1616 Comment
  UC71832  Claytonia rubra subsp. rubra Mrs. M. H. Manning Apr 1903 74 Modoc near Fort Bidwell (ne Modoc County) Comment
  UC13644  Claytonia umbellata Milo S. Baker 1893-1 Modoc Comment
  UC725913  Cleome platycarpa A. A. Heller 1941-6-26 16211 Modoc 8 mi w Alturas (along U.S. Highway 299) Comment
  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-BC226089  Collinsia parviflora Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10556 A Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC229856  Collinsia parviflora Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16430 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1920 Comment
  CAS-BOT-BC229859  Collinsia parviflora Bruce Bartholomew 1991-6-20 5780 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  JEPS6207  Collinsia parviflora J. T. Howell 1934-6-14 12135 Modoc Lost Lake; Warner Mtns Comment
  CAS-BOT-BC190729  Collomia grandiflora Annie Montague Alexander; L. Kellogg 1946-7-7 4952 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  RSA82760  Collomia grandiflora J. M. Tucker 1950-7-25 1972 Modoc beside highway 139, 26.4 miles southeast of Tule Lake Comment
  CAS-BOT-BC190724  Collomia linearis Barrett Anderson 1986-7-9 3173 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  CAS-BOT-BC190728  Collomia linearis C. C. (Mrs.) Bruce 1894-6-1 96 Modoc Davis Creek. Comment
  CAS-BOT-BC190710  Collomia tinctoria Annie Montague Alexander; L. Kellogg 1946-6-28 4864 Modoc Pine Creek Canyon, N end of Warner Mts. Comment
  CAS-BOT-BC190713  Collomia tinctoria Betty J. Hammerly 1941-6-20 41 Modoc Clear Lake public camp. 1767 Comment
  RSA293376  Collomia tracyi Reino Alava 1957-7-5 1147 Modoc Cedar Pass, Modoc National Forest Comment
  CAS-BOT-BC225783  Comandra umbellata subsp. californica Bruce Bartholomew 1993-6-12 6592 Modoc Top of ridge directly above Day Rock. 1380 Comment
  CAS-BOT-BC242185  Corallorhiza maculata K. Paulson; Robert Paulson 1989-7-2 162 Modoc Field redacted by CAS, contact the data manager for more information 1621 Comment
  UC1587092  Cordylanthus maritimus subsp. canescens G. Schoolcraft 1991-7-24 2185 Modoc ne Middle Alkali Lake; Leonard Hot Spring 1386 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
  CAS-BOT-BC210267  Cornus sericea Alice Eastwood; John Thomas Howell 1940-6-12 8059 Modoc Between Likely and Jess Valley Comment
  CAS-BOT-BC95601  Cornus sericea M. M. Hanna 1956-6-5 978 Modoc Cedar Pass. Comment
  CAS-BOT-BC95595  Cornus sericea subsp. sericea Bruce Bartholomew; Barrett Anderson 1988-7-21 4444 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC197567  Crataegus douglasii Belknap C. Goldsmith 1910-5-9 5 Modoc Fandango Creek, W slopes Warner Mts. 1584 Comment
  CHSC107319  Crataegus douglasii Lowell Ahart; John Dittes 2011-6-21 17529 Modoc On the north bank of Ash Creek, Ash Creek State Wildlife Area, 4,500 feet south of County Road 87, 2.7 miles (air) west of Adin, 9.1 miles (air) northeast of Bieber. 1271 Comment
  CHSC115557  Crataegus douglasii Lowell Ahart; John Dittes 2015-7-15 20356 Modoc East side of Elkins Lane, about 50 yards southeast of the bridge across Ash Creek (destroyed), about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  HSC102677  Crataegus douglasii J. P. Smith, J. O. Sawyer 2011-8-13 13365 Modoc Fence row along County Road 86. 1304 Comment
  POM91896  Crataegus douglasii R. M. Austin 1895-07 427 Modoc Davis Creek Comment
  CAS-BOT-BC14949  Crepis acuminata K. Paulson 1989-7-2 164 Modoc Happy Camp Lookout. 1850 Comment
  CAS-BOT-BC14911  Crepis acuminata Leland S. Smith 1924-6-29 1429 Modoc unspecified Comment
  CAS-BOT-BC14864  Crepis intermedia Bruce Bartholomew 1991-7-5 5951 Modoc Coyote Meadow, near the Oregon border. 1580 Comment
  JEPS89242  Crepis modocensis Lauramay T. Dempster 1961-6-18 1696 Modoc 3.2 mi s Cedar Pass (near head of canyon s of Highway) 1752 Comment
  CAS-BOT-BC14878  Crepis modocensis subsp. subacaulis Elmer Ivan Applegate 1932-7-9 7604 Modoc Summit of Bidwell Mountain, Warner Mountains 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
  CAS-BOT-BC14868  Crepis occidentalis Bruce Bartholomew 1992-8-9 6393 Modoc Upper region of Owl Creek drainage, below cliffs, E of Summit Trail, E side of Warner Mountains. 2470 Comment
  POM220919  Crepis occidentalis D. D. Keck, J. Clausen 1935-6-24 3713 Modoc 3 mile NE of Willow Ranch. 1471 Comment
  SEINET7881829 Image available Crepis occidentalis subsp. costata Helen K. Sharsmith 1955-1 4485 Modoc just north of Cedar Pass. 1890 Comment
  UC581323  Crepis occidentalis subsp. occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-15 2366 Modoc Round Valley; center, along state hwy 1060 Comment
  CAS-BOT-BC14851  Crepis occidentalis subsp. pumila John Thomas Howell 1934-7-1 12333 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC14825  Crocidium multicaule William Albert Weber; Lewis Samuel Rose 1953-5-22 8451 Modoc 7 mi. E of Alturas on road to Cedarville. 1371 Comment
  CAS-BOT-BC14831  Crocidium multicaule Bruce Bartholomew; Barrett Anderson 1989-4-28 4649 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC14873  Crocidium multicaule E. S. Willits 1940-4-21 189 Modoc Near quarantine station, Alturas. 1371 Comment
  UC1004195  Crocidium multicaule W. A. Weber and Lewis S. Rose 1953-5-22 8451 Modoc 7 mi e Alturas (on road to Cedarville) 1371 Comment
  UC1140902  Crypsis vaginiflora L. Whitney 1935-7-21 3563 Modoc Stone Coal Valley Pit River Comment
  HSC3594  Cryptantha ambigua M. T. Milligan 1965-6-23 305 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC54140  Cryptantha circumscissa John Thomas Howell 1934-6-13 12097 Modoc Patterson Mill Road. 1676 Comment
  UC24650  Cryptantha intermedia M. S. Baker and Frank Nutting 1894-6-29 Modoc near Lookout; Big Valley Comment
  UC402819  Cryptantha intermedia Milo S. Baker 1890-1 Modoc Forestdale Comment
  UC726224  Cryptantha intermedia A. A. Heller 1941-6-26 16213 Modoc 8 mi w Alturas Comment
  RSA164361  Cryptantha simulans Clare B. Hardham 1961-6-19 7843 Modoc Willow Creek. 1524 Comment
  CAS-BOT-BC54122  Cryptantha torreyana John Thomas Howell 1934-6-13 12044 Modoc Fandango Pass, Warner Mountains 1828 Comment
  NY16597  Cupressus bakeri G. Schoolcraft 1981-9-1 573 Modoc West of Day 1066.8 Comment
  NY57978  Cupressus bakeri B. M. Bartholomew 1995-6-1 6914 Modoc Northwest edge of Little Hot Spring Valley, northwest of Day 1080 Comment
  UC450148  Cuscuta indecora Milo S. Baker 1899-8-16 Modoc Little Hot Spring Valley 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
  JEPS64385  Cypripedium montanum Milo S. Baker 1893-6-29 Modoc Comment
  RSA165502  Cystopteris fragilis Clare B. Hardham 1961-6-17 7521 Modoc Cedar Pass Camp Ground, Warner Mountains Comment
  UC922432  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1946-6-26 4836 Modoc Dismal Swamp; n end Warner Mts 2255 Comment
  SEINET6627865  Cystopteris fragilis D. A. Charlet 1989-8-16 541 Modoc Warner Mountains, 1.1 kilometers northwest of Eagle Peak 2652 Comment
  UC123017  Cystopteris fragilis Mrs. R. M. Austin June 1894 170 Modoc Emigrant Springs; Lava Beds Comment
  CAS-BOT-BC245214  Damasonium californicum John Thomas Howell 1934-6-15 12184 Modoc Alturas. Comment
  CAS-BOT-BC245216  Damasonium californicum M. Vasey 1990-6-30 9025 Modoc Around NW margin of Egg Lake. 1300 Comment
  CAS-BOT-BC245218  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1989-6-3 4857 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  CAS-BOT-BC245219  Damasonium californicum John Thomas Howell 1934-6-15 12184 Modoc Alturas. Comment
  CAS-BOT-BC242492  Danthonia californica S. Stutz; T. Scofield 1969-7-17 1 Modoc Vicinity of Poison Spring. 1676 Comment
  UC1024853  Danthonia californica var. americana Leo Whitney 1935-6-9 3196 Modoc near White Horse; White Horse lake (Flat) Comment
  CAS-BOT-BC242490  Danthonia unispicata Bruce Bartholomew 1991-6-21 5818 Modoc N side of Mud Lake, 5.3 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC214749  Dasiphora fruticosa Leland S. Smith 1917-8-6 131 Modoc Benton Meadows 2194 Comment
  JEPS86367  Delphinium andersonii Jack and Betty Guggolz 1988-6-27 951 Modoc both e and w of Jenkins Spring Comment
  UC118657  Delphinium depauperatum Mrs. R. M. Austin 1894-1 Modoc Willow Creek Comment
  CAS-BOT-BC217311  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-6-24 4308 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-BC248330  Delphinium nuttallianum B. Bartholomew; H. Sun 2002-6-24 8819 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  HSC80755  Delphinium nuttallianum G. M. Riegel 1980-7-7 852 Modoc S Warner Mtns. 2100 Comment
  UCD61391  Deschampsia danthonioides Beecher Crampton 1960-6-17 5703 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles NE of Happy Camp Station. 1280 Comment
  UCR163107  Deschampsia danthonioides Jim Andre 1993-7-3 1426 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CHSC85398  Deschampsia elongata John Dittes; Josephine Guardino 1991-8-24 459 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  CAS-BOT-BC58624  Descurainia incisa Bruce Bartholomew 1994-7-2 6789 Modoc 8.9 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 2120 Comment
  CAS-BOT-BC42982  Descurainia incisa subsp. incisa Roxana S. Ferris; Laura Lorraine 1941-8-13 10573 Modoc Modoc National Forest. Warner Mountains. Patterson Ranger Station (East Creek drainage). 2164 Comment
  HSC6721  Descurainia incisa subsp. incisa M. T. Milligan 1966-7-3 534 Modoc Slopes and ridges E of Jess Valley Comment
  CAS-BOT-BC58606  Descurainia paradisa Bruce Bartholomew 1993-6-13 6637 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC58613  Descurainia pinnata subsp. brachycarpa Alice Eastwood; John Thomas Howell 1940-6-12 8051 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC58618  Descurainia pinnata subsp. glabra Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6445 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC58439  Descurainia sophia Bruce Bartholomew; Barrett Anderson 1988-6-25 4381 Modoc SW side of Jess Valley, Warner Mts.. 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-BC242113  Dichelostemma multiflorum Bruce Bartholomew; Barrett Anderson 1988-6-23 4281 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC49470  Dieteria canescens var. shastensis Alice Eastwood; John Thomas Howell 1940-6-14 8248 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  UC296074  Dieteria canescens var. shastensis E. B. Babcock and J. L. Collins 1926-7-20 85 Modoc about 10 mi s Alturas Comment
  CAS-BOT-BC234452  Diplacus nanus M. M. Hanna 1956-6-7 s.n. Modoc Junction Highway 139 and Glass Mt. Road. Comment
  CAS-BOT-BC234441  Diplacus tricolor Bruce Bartholomew; Barrett Anderson 1989-6-3 4906 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  CAS-BOT-BC95631  Dipsacus fullonum Bruce Bartholomew 1989-8-12 5137 Modoc 2 km W of Likely on County Road 60. 1370 Comment
  CAS-BOT-BC218297  Dodecatheon alpinum Robert J. Weatherby 1955-7-7 1600 Modoc Dismal Swamp. 2240 Comment
  JEPS3940  Dodecatheon alpinum N. T. Mirov 1929-7-4 Modoc about one mi s Oregon-California boundary (Lily Lake, Warner Mountains); Warner Mountains, Lily Lake 2133 Comment
  UC711853  Dodecatheon alpinum Roxana S. Ferris and Laura Lorraine 1941-8-13 10524 Modoc East Creek drainage Warner Mountains, Modoc National Forest, East Creek drng (Patterson Ranger Station, Modoc National Forest) 2164 Comment
  UC201724  Dodecatheon alpinum W. P. Taylor and H. C. Bryant 1910-7-24 Modoc e face Warren Pk Warner Mountains, e face Warren Pk 2651 Comment
  CAS-BOT-BC95113  Downingia bacigalupii Leland S. Smith 1924-6-4 1368 Modoc S side of Egg Lake. Comment
  CAS-BOT-BC95118  Downingia bacigalupii Bruce Bartholomew; Barrett Anderson 1988-6-23 4236 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC95124  Downingia bacigalupii Bruce Bartholomew 1991-7-4 5896 Modoc S end of Higgins Flat. 1370 Comment
  JEPS119656  Downingia bacigalupii Lowell Ahart, John Dittes 2012-7-10 18322 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
  UC102235  Downingia bacigalupii Mrs. R. M. Austin Jul 1894 Modoc Goose Lake Valley Comment
  SBBG128251  Downingia bacigalupii L. Ahart, J. Dittes 2010-8-31 17124 Modoc pond, ca. 400 yards W of Elkins Lane and the bridge across Ash Crk, Ash Crk State Wildlife Area, ca. 4.3 mi W of Adin, ca. 7.7 mi NE of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95128  Downingia bicornuta var. bicornuta Bruce Bartholomew 1991-6-23 5881 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  UC1116673  Downingia bicornuta var. bicornuta Beecher Crampton 1960-6-17 5701 Modoc 13 mi w Canby; McKay Flat 1280 Comment
  UC28963  Downingia bicornuta var. bicornuta Milo S. Baker 1893-6-24 Modoc Egg Lake Comment
  JEPS14474  Downingia cuspidata Milo S. Baker 1893-6-18 Modoc Egg Lake Comment
  SEINET3147634  Downingia elegans L. S. Rose 1940-6-11 40511 Modoc Canby 1326 Comment
  CAS-BOT-BC95136  Downingia insignis Rimo Bacigalupi; L. R. Heckard 1952-6-18 3742 Modoc At Railroad crossing 0.75 mile east of Canby, along U.S. No. 299 Comment
  JEPS5032  Downingia insignis Rimo Bacigalupi and L. R. Heckard 1952-6-18 3742 Modoc 0.75 mi e Canby (along U.S. Hwy 299, at railroad crossing) Comment
  CAS-BOT-BC58288  Draba albertina Elmer Ivan Applegate 1932-8-2 8088 Modoc Mill Creek Meadows, Warner Mts. Comment
  HSC80860  Draba albertina G. M. Riegel 1980-8-21 915 Modoc S Warner Mtns. 2622 Comment
  CAS-BOT-BC58600  Draba densifolia Elmer Ivan Applegate 1932-7-9 7608 Modoc Arid summit of Bidwell Mountain, Warner Mts. Comment
  JEPS53522  Draba densifolia Mrs. R. M. Austin and Bruce 1898-6-18 2133 Modoc Lake City Pass 2133 Comment
  CAS-BOT-BC58593  Draba verna Bruce Bartholomew; Barrett Anderson 1989-4-27 4620 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC58594  Draba verna Bruce Bartholomew 1991-5-24 5730 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CHSC117845  Draba verna L. P. Janeway 2016-5-16 11982 Modoc Modoc Plateau. Devils Garden area; along Road 46N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  CHSC114013  Dracocephalum parviflorum B. Castro; L. P. Janeway 2014-6-7 2028 Modoc Warner Mtns. East side of crest of Warner Mountains 1.1 mi E of Cedar Pass, 1.1 mi N of Hwy 299 along Stough Reservoir Rd (USFS Rd 43N07) ca 0.4 mi E of Stough Reservoir. 1959 Comment
  JEPS87086  Drymocallis glandulosa var. glandulosa Teresa Sholars 1987-6-9 729 Modoc just above Stowe Campground; Warner Mountains, just above Stowe Campground Comment
  POM172481  Drymocallis glandulosa var. glandulosa Franklin Nutting 1894-6-13 s.n. Modoc W side of Egg Lake Comment
  CAS-BOT-BC214757  Drymocallis lactea var. austiniae Annie Montague Alexander; L. Kellogg 1946-6-30 4876 Modoc Highgrade, W side of ridge, N end of Warner Mts. 2377 Comment
  JEPS44163  Drymocallis lactea var. austiniae L. S. Smith 1918-6-23 954 Modoc below Lily Lake (n Pine Creek, High Grade District--Lily Lake, North Warner Mts.); Modoc Forest, n Warner Mts., Lily Lake--High Grade District 2133 Comment
  UC545676  Drymocallis lactea var. austiniae L. D. Whitney 1935-7-11 3479 Modoc Glass Mountain Glass Mountain (U.S.B.E. - Plot RS-4) Comment
  CAS-BOT-BC14801  Dugaldia hoopesii Elmer Ivan Applegate 1932-7-9 7620 Modoc Bidwell Creek above Ft. Bidwell, Surprise Valley Comment
  JEPS121236  Elatine Lowell Ahart, John Dittes 2013-7-24 18919 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  JEPS123978  Elatine Lowell Ahart, John Dittes 2015-7-15 20349 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  PASA431  Elatine americana Frank W. Peirson 1926-6-26 Modoc Road from Alturas to Canby Comment
  RSA600329  Elatine brachysperma L. C. Wheeler 1935-8-3 3763 Modoc Warner Mountains: Pine Creek. 1738 Comment
  RSA604673  Elatine brachysperma L. C. Wheeler 1935-8-23 3912 Modoc South Mt. Reservoir, Devil's Garden. 1677 Comment
  JEPS121235  Elatine californica Lowell Ahart, John Dittes 2013-7-24 18918 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  POM313052  Eleocharis acicularis var. acicularis H. L. Mason 1947-8-12 13512 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  POM172483  Eleocharis bella Franklin P. Nutting 1894-8-20 s.n. Modoc Forestdale [sw Modoc Co; 160 acres of woodland & meadow, owned by M. S. Baker family, 12 mi w of Lookout, a small village on Pit river; = Baker Place of Modoc National Forest map (1941)., Adjacent to Taylor Mt (original location of Forestdale) (Jepson Herbarium Place Name Index)] 1372 Comment
  CAS-BOT-BC242378  Eleocharis macrostachya John H. Hatton 1911-6-15 115 Modoc Spaulding's meadows. 1463 Comment
  UC1100732  Eleocharis palustris Calvin McMillan, Malcolm A. Nobs 1949-6-16 791 Modoc 33 mi NNW of Alturas (Dry Valley Reservoir) Comment
  HSC7336  Eleocharis rostellata M. T. Milligan 1966-6-30 509 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  RSA210802  Eleocharis rostellata Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39105 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC245107  Elodea canadensis Bruce Bartholomew 1992-8-10 6398 Modoc Rush Creek just N of Round Valley on Highway 299 1350 Comment
  RSA577894  Elodea canadensis L. C. Wheeler 1935-9-29 4011 Modoc Two miles south of Alturas 1357 Comment
  UC978995  Elymus X saundersii Leo Whitney 1935-7-19 3537 Modoc ca 15 mi nw Canby (dry bed of river); Modoc National Forest, Hackamore River 1463 Comment
  UC1137030  Elymus X saxicola August L. Hormay 1932-7-18 Modoc 2 mi s Badger Well Springs Comment
  HSC9676  Elymus caput-medusae M. T. Milligan 1964-7-1 108 Modoc Ballard's Reservoir Rd. 1 mi. S of Modoc County Rd. 54 1372 Comment
  HSC9684  Elymus cinereus R. C. Wunner 1965-6-22 237 Modoc Lava Beds N. M., 1/2 mi. N of Canby Cross. 1220 Comment
Read comments
Aug 20 2013
  UCD61567  Elymus elymoides L. D. Whitney 1935-7-11 Modoc Base of Glass Mt. Comment
  CAS-BOT-BC247743  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1988-6-23 4221 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  UCD62306  Elymus glaucus Beecher Crampton; Carl Rimbey 1954-7-8 2174 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC247733  Elymus lanceolatus subsp. lanceolatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5400 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  UCD61276  Elymus macounii A. A. Beetle 1944-8-17 3036 Modoc 1 mile south of Alturas, edge of town by R. R. track. Comment
  CAS-BOT-BC247730  Elymus multisetus Leland S. Smith 1917-7-11 97 Modoc Granger Mill Camp. 1828 Comment
  CAS-BOT-BC247732  Elymus multisetus Bruce Bartholomew; Barrett Anderson 1990-7-19 5399 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  JEPS121216  Elymus repens Lowell Ahart, John Dittes 2013-7-24 18934 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
  HSC80812  Elymus trachycaulus G. M. Riegel 1979-9-8 759 Modoc South Warner Mtns. 640 Comment
  UCD32709  Elymus trachycaulus Beecher Crampton 1954-7-7 2137 Modoc Modoc County, west side of Cedar Pass. Comment
  UCD62658  Elymus trachycaulus L. Whitney 1935-6-28 Modoc Bieber. Comment
  SEINET6657087  Elymus triticoides Leo Whitney 1935-8-7 3611 Modoc Lake Joaquina, Hackamore, ca. 15 miles northwest of Canby, Modic National Forest.; 0 1463 Comment
  CAS-BOT-BC191014  Epilobium brachycarpum Bruce Bartholomew 1992-8-7 6358 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC191018  Epilobium brachycarpum Bruce Bartholomew 1993-6-14 6670 Modoc Hopeless Pass, N of W side of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC191019  Epilobium brachycarpum Bruce Bartholomew 1991-7-5 5931 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  CAS-BOT-BC191023  Epilobium brachycarpum Mrs. H. C. Cantelow 1940-6-2 3750 Modoc 10 mi. NW of Canby. Comment
  CHSC100526  Epilobium brachycarpum Lowell Ahart; John Dittes 2008-8-25 15277 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  CHSC99964  Epilobium brachycarpum Lowell Ahart; John Dittes 2008-8-25 15277 -A Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1276 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
  SEINET6635824 Image available Epilobium brachycarpum Verne Grant, Irving Schneider 1947-8-27 8308 Modoc ca. 10 mi S of Tulelake, Modoc National Forest Comment
  SJSU9547  Epilobium brachycarpum W. Savage 1979-7-3 1281 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1191737  Epilobium brachycarpum Verne Grant and Irving Schneider 1947-8-27 8308 Modoc about 10 mi s Tulelake; Modoc National Forest Comment
  HSC16318  Epilobium brachycarpum M. T. Milligan 1965-6-27 359 Modoc E slope of eroded volcanic plateau. 1677 Comment
  UC1191715  Epilobium brachycarpum Herbert L. Mason 1947-8-8 13458 Modoc n Big Sage Reservoir (nw of Alturas); Ingalls Swamp Comment
  UC1191619  Epilobium campestre Verne Grant and Irving Schneider 1947-7-18 8049 Modoc 5 mi n Bayley's Bridge (s of Alturas); Eastside Canal Comment
  SJSU9667  Epilobium campestre W. Savage 1979-7-9 1511 .5 Modoc by ranch house Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC190995  Epilobium ciliatum subsp. ciliatum Verne Grant; I. Schneider 1947-7-19 8079 Modoc Southern Pacific right-of-way, Williams Ranch between Alturas and Likely. 1219 Comment
  HSC16379  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-6-30 506 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  HSC65380  Epilobium ciliatum subsp. ciliatum Thomas Wood 1979-8-8 211 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  UC1191716  Epilobium ciliatum subsp. ciliatum Herbert L. Mason 1947-8-13 13522 Modoc ne side F Reservoir (n of Canby) Comment
  UC71663  Epilobium ciliatum subsp. ciliatum Mrs. M. H. Manning 1902-10-4 23 a Modoc Surprise Valley Comment
  CAS-BOT-BC190987  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew 1989-8-11 5103 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  JEPS43817  Epilobium ciliatum subsp. glandulosum L. S. Smith 1917-8-3 897 Modoc South Fork Davis Creek Warner Mts. 2133 Comment
  CAS-BOT-BC190972  Epilobium densiflorum Bruce Bartholomew 1990-8-3 5604 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC190973  Epilobium densiflorum Herbert Louis Mason 1947-8-11 13495 Modoc Hwy 81, W margin of Lower Lake, near Modoc County boundary. Comment
  JEPS86261  Epilobium densiflorum Frances D. Payne 1933-8-5 770 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA563315  Epilobium densiflorum Bruce Bartholomew 1989-7-14 4971 Modoc Ca. 1 km east of Happy Camp Ranger Station Comment
  POM262688  Epilobium glaberrimum subsp. fastigiatum Bud Fuller 1936-7-10 57 Modoc 15 miles northeast of Alturas 1524 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
  CAS-BOT-BC190958  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew 1992-8-8 6371 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  RSA27905  Epilobium hornemannii subsp. hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles northeast of Alturas. 1616 Comment
  NY1000404  Epilobium hornemannii var. hornemannii B. M. Bartholomew 1994-7-2 6820 Modoc Mill Creek northeast of Bald Mountain, east side of Warner Mountains 2040 Comment
  CAS-BOT-BC190954  Epilobium minutum Bruce Bartholomew 1991-8-5 6075 Modoc Summit Trail, between Squaw Peak and Pepperdine, W side of Warner Mts. 2320 Comment
  UC20070  Epilobium minutum M. S. Baker and Frank Nutting 1894-6-16 Modoc near Forestdale 1371 Comment
  NY1000489  Epilobium obcordatum F. M. Ownbey 1940-7-1 2157 Modoc Near summit of Cedar Peak, Warner Mountains Comment
  CAS-BOT-BC190937  Epilobium pallidum D. M. Moore 1960-6-4 118 Modoc S end of Goose Lake, 2.1 mi. W of Davis Creek on road to W side of lake. Comment
  UC19942  Epilobium pallidum Milo S. Baker 1893-6 Modoc adobe flats Egg Lake Comment
  CAS-BOT-BC190874  Epilobium pygmaeum D. M. Moore 1960-6-4 117 Modoc 2.1 mi. W of Davis Creek on road to W side of Goose Lake. Comment
  HSC856  Equisetum arvense M. T. Milligan 1965-6-26 321 Modoc E of Jess Valley 1585 Comment
  JEPS120175  Equisetum laevigatum Lowell Ahart, John Dittes 2012-7-10 18314 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS117681  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2010-8-31 17092 Modoc On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley 1276 Comment
  RSA273431  Eremocarpus setiger Thomas W. Nelson, Jane Nelson, James Nelson 1976-8-29 3264 Modoc Modoc National Forest, along Highway 299 just north east of Adin Pass. 1524 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-BC95490  Eremogone aculeata Elmer Ivan Applegate 1932-7-9 7569 Modoc N slope of Bidwell Mountain. Comment
  CHSC118092  Eremogone aculeata L. P. Janeway 2016-5-19 12096 Modoc Modoc Plateau. Devils Garden area; along Crowder Flat Road (Road 73/48N08) 1.8 road-km south of Road 73/181/47N09; about 1.8 air-km south-southeast of Janes Reservoir. 1548 Comment
  CAS-BOT-BC95443  Eremogone congesta Bruce Bartholomew 1991-8-5 6045 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2450 Comment
  CAS-BOT-BC95444  Eremogone congesta Bruce Bartholomew 1991-6-21 5797 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC95448  Eremogone congesta Annie Montague Alexander; L. Kellogg 1946-7-7 4925 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  CAS-BOT-BC95452  Eremogone congesta John H. Hatton 1911-6-12 41 Modoc Modoc County. 1524 Comment
  RSA602677  Eriastrum sparsiflorum L. C. Wheeler 1935-8-2 3747 Modoc Twelve Mile Creek, Warner Mts. 2287 Comment
  RSA78894  Ericameria bloomeri E. K. Balls, Percy C. Everett 1952-10-11 18160 Modoc 15.7 miles NW of jct. of Hwys 299 and 139, along Hwy. 139, between Alturas and Klamath Falls 1402 Comment
  HSC81130  Ericameria discoidea G. M. Riegel 1980-7-29 955 Modoc S Warner Mtns. 1829 Comment
  UCR150529  Ericameria discoidea David A. Charlet 1989-8-13 219 Modoc Warner Mountains, N face of Eagle Peak 2927 Comment
  UCD131476  Ericameria nauseosa var. oreophila Herbert L. Mason; Verne Grant 1947-7-12 13409 Modoc west side of the South Fork of Pit River Valley, southwest of Alturas. Comment
  CHSC70464  Ericameria nauseosa var. speciosa A. Sanger 1997-8-21 2606 Modoc Along road south of large burn plantation, approx. 1.5 miles south of Forest Rd. 44N77. 1389 Comment
  HSC5354  Ericameria nauseosa var. speciosa M. T. Milligan 1966-8-3 640 Modoc W slope of Eagle Peak 2439 Comment
  UC217111  Ericameria nauseosa var. speciosa H. M. Hall 1921-9-10 11671 Modoc s of Alturas Comment
  UC75822  Ericameria parryi var. latior Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley Comment
  RSA129817  Ericameria suffruticosa G. A. Graham 1937-8-6 145 Modoc Belfort 3110 Comment
  JEPS5929  Erigeron aphanactis var. aphanactis Frances D. Payne 1932-6-10 426 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC42841  Erigeron austiniae Fred D. Douthitt 1916-5-11 14 Modoc Juniper Flats near West Valley. 1524 Comment
  POM357572  Erigeron bloomeri Christopher Davidson 1973-5-26 2115 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  UC748383  Erigeron bloomeri var. bloomeri Annie M. Alexander and Louise Kellogg 1946-8-9 5143 Modoc on rocky slope of Squaw Peak; Warner Mountains, Patterson Lake Trail, Squaw Peak Comment
  HSC27247  Erigeron chrysopsidis var. austinae J. P. Smith, J. O. Sawyer 1972-5-6 5270 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  CHSC66995  Erigeron chrysopsidis var. austiniae James D. Jokerst 1987-5-13 2861 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1371 Comment
  CAS-BOT-BC294906  Erigeron chrysopsidis var. austiniae Elmer I. Applegate 1936-5-17 10312 Modoc Lava Beds National Monument. Top of Gillams bluff Comment
  UC31421  Erigeron chrysopsidis var. austiniae Mrs. R. M. Austin 1894-5-1 Modoc Comment
  UC952857  Erigeron chrysopsidis var. austiniae E. K. Balls 1950-5-14 1469 Modoc trail from Alturas to Thomas Reservoir Modoc National Forest (0.2 mi s boundary); Northern Juniper Woodland, Plant Community 1524 Comment
  CAS-BOT-BC42819  Erigeron coulteri Annie M. Alexander; Louise Kellogg 1946-8-3 5109 Modoc Head of Eagle Creek, Warner Mountains Comment
  SEINET9334568  Erigeron divergens Unknown 1996-7-21 13295 Modoc In dry, open sites about the Modoc Co Rd 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Quadrangle: Donica Mtn. 7.5 Comment
  CAS-BOT-BC42752  Erigeron eatonii var. plantagineus Clare Butterworth Hardham 1961-6-18 7573 Modoc Mountains S of Cedar Pass. 1981 Comment
  CAS-BOT-BC42789  Erigeron eatonii var. plantagineus C. C. (Mrs.) Bruce 1893-7-1 100 Modoc Davis Creek. Comment
  CAS-BOT-BC42790  Erigeron eatonii var. plantagineus Barrett Anderson 1986-7-9 3168 Modoc Stough Reservoir Road, just E of Cedar Pass near Stough Reservoir, Warner Mountains 1965 Comment
  POM357577  Erigeron eatonii var. plantagineus Christopher Davidson 1973-5-26 2139 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  HSC28859  Erigeron eatonii var. sonnei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19490 Modoc At Big Valley summit about 6 mi. W of Adin on Hwy. 299 Comment
  RSA26265  Erigeron filifolius Alice Eastwood, John Thomas Howell 1940-6-14 8243 Modoc Between Mammoth Cave and Lava Beds National Monument. Comment
  CAS-BOT-BC376189  Erigeron filifolius var. filifolius Andrew Townesmith; Karen M. Meyer 2007-9-15 933 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195 1948 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-BC49612  Erigeron linearis Margaret J. Williams; et al 1988-5-30 88- 26 -3 Modoc Jess Valley, S of roadside rest. Comment
  CAS-BOT-BC49640  Erigeron linearis Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5996 Modoc NW of Alturas 1524 Comment
  CAS-BOT-BC49646  Erigeron linearis M. Vasey 1990-6-28 9007 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  CHSC118316  Erigeron linearis L. P. Janeway 2016-5-17 12032 Modoc Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  UC1037317  Erigeron linearis Leo Whitney 1934-5-27 1863 Modoc dry rocky flat near Hackamore; Modoc National Forest 1463 Comment
  JEPS41566  Erigeron linearis L. S. Smith 1919-6-5 1116 Modoc Deep Creek Warren Mts., Deep Creek 1584 Comment
  SD5435  Erigeron linearis Mrs. R. M. Austin Unknown Modoc New Pine Creek Comment
Read comments
Jul 11 2010
  UC1035994  Erigeron linearis Helen K. Sharsmith 1955-6-23 4493 Modoc 6.7 mi e Cedar Campground (just s of State Highway 29); Warner Mountains, Modoc National Forest 1859 Comment
  UC748379  Erigeron linearis Annie M. Alexander and Louise Kellogg 1946-6-10 4719 Modoc lava bench between Lower and Snake Lake (slope facing Lower Lake) Comment
  UC87554  Erigeron linearis Mrs. R. M. Austin Jun 1894 261 Modoc near Emigrant Spring; Lava Beds Comment
  RSA233728  Erigeron philadelphicus R. F. Thorne, C. W. Tilforth 1969-9-5 39181 Modoc South Fork of Pit River at bridge, 3.8 miles E of Likely 1387 Comment
  SD61002  Erigeron philadelphicus Darley F. Howe 1964-8-1 Modoc Harvey Creek, Modoc National Forest. Warner Mountains. 1830 Comment
  UC6248  Eriogonum caespitosum Mrs. C. C. Bruce June 1898 Modoc Lake City Mt. Comment
  CAS-BOT-BC497225  Eriogonum caespitosum Margaret J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  SBBG1486  Eriogonum douglasii H. and M. Dearing 1939-6-9 3625 c Modoc near Squaw Peak, Warner Mtns 2133 Comment
  CHSC117047  Eriogonum douglasii var. meridionale Lowell Ahart; John Dittes 2016-6-6 20950 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
  UC1540233  Eriogonum douglasii var. meridionale Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9113 Modoc headwaters of South Deep Creek Warner Mountains, South Deep Creek 2194 Comment
  CAS-BOT-BC197821  Eriogonum elatum Robert Patterson; Mona Bourell 1993-8-15 5235 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  POM105620  Eriogonum elatum var. elatum R. M. Austin 1895-08 435 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC197808  Eriogonum heracleoides var. heracleoides Elmer Ivan Applegate 1932-8-1 8006 Modoc Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC197817  Eriogonum heracleoides var. heracleoides Ernest Brown Babcock; George Ledyard Stebbins 1936-6-9 1816 Modoc Cedar Creek Canyon, about 3 miles west of Cedarville, Warner Mts. 1737 Comment
  JEPS56885  Eriogonum heracleoides var. heracleoides W. L. Jepson 1918-8-7 7890 Modoc Plateau summit Mt. Bidwell 2468 Comment
  JEPS56886  Eriogonum heracleoides var. heracleoides Frank W. Peirson 1926-6-25 6863 Modoc Cedarville Road near summit of grade Warner Mts. Comment
  CAS-BOT-BC197804  Eriogonum microthecum var. laxiflorum Elmer Ivan Applegate 1921-9-2 3342 Modoc Dry Lake. Comment
  NY570387  Eriogonum nudum S. L. Welsh 2001-6-14 28160 Modoc Along highway 395. Ca. 6 miles south of Alturas Comment
  CAS-BOT-BC211447  Eriogonum nudum var. pubiflorum Clare Butterworth Hardham 1961-6-18 7553 Modoc E of Cedar Pass. 1828 Comment
  CHSC109206  Eriogonum nudum var. pubiflorum L. P. Janeway; B. Castro 2012-7-24 10969 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  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
  CHSC117363  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes 2016-7-14 21188 Modoc About 30 yards west of the Fishing Access Sign, south side of a poor dirt road, About 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area, 1 mile (air) south of County Road 87, 1.7 miles (air) southwest of Adin, Big Valley. 1276 Comment
  SD46518  Eriogonum nudum var. pubiflorum Robert J. Weatherly 1955-7-8 1637 Modoc 3 miles north of Ft. Bidwell, northern Warner Mts. 1554 Comment
  SEINET11261578  Eriogonum nudum var. pubiflorum Richard R. Halse 2004-7-22 6671 Modoc Along U.S. Hwy 395, ca 6 miles north of Alturus.; 0 1341 Comment
  SEINET11261581  Eriogonum nudum var. pubiflorum Stanley L. Welsh, N. Duane Atwood 2001-6-14 28160 Modoc Along Hwy 395. Ca 6 mi s of Alturas.; 0 Comment
  UC1075727  Eriogonum nudum var. pubiflorum Robert J. Weatherby 1955-7-8 1637 Modoc 3 mi n Ft. Bidwell; northern Warner Mts. 1554 Comment
  NY762337  Eriogonum nudum var. pubiflorum A. J. Cronquist 1959-6-18 8486 Modoc Slope along the South Fork of the Pitt River, 4 miles east of Likely 1371.6 Comment
  UC634523  Eriogonum nudum var. pubiflorum F. H. Frost 1925-7-13 71 Modoc roadside s Cedarville; Warner Mts. 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
  CAS-BOT-BC218197  Eriogonum prociduum J. L. Reveal 1971-6-22 2462 Modoc Along U.S. Hwy 395, 3.5 mi. N of the junction with California Hwy 299, and 1.2 mi. N of Chimmny Rock Turnoff. 1402 Comment
  JEPS109844  Eriogonum prociduum Dean W. Taylor 2004-5-13 19067 Modoc 11 air miles SSW of Alturas; jeep road ascending to plateau from County Road 62, ca. 1.5 mi S73degE of mapped location of Wade Williams Spring on quadrangle 1524 Comment
  CHSC112343  Eriogonum sphaerocephalum L. P. Janeway; B. Castro 2014-6-2 11280 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  CAS-BOT-BC211394  Eriogonum sphaerocephalum var. halimioides M. M. Hanna 1956-6-3 Modoc East of Hot Creek. 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
  RSA318661  Eriogonum sphaerocephalum var. halimioides Margaret 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
  UC1483805  Eriogonum sphaerocephalum var. halimioides G. Schoolcraft 1979-6-15 63 Modoc 4 mi n Hwy. 299 (on e side of Hwy. 395) 1402 Comment
  UC466004  Eriogonum sphaerocephalum var. halimioides W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr. Warner Mountains, Parker Cr. 1920 Comment
  UC849735  Eriogonum sphaerocephalum var. halimioides Lewis S. Rose 1940-6-11 40510 Modoc 7 mi n Adin (Indian Spring); Indian Spring 1524 Comment
  CAS-BOT-BC211355  Eriogonum strictum subsp. anserinum G. D. Hanna; M. M. Hanna 1956-6-5 Modoc Cedar Pass. Comment
  CAS-BOT-BC211363  Eriogonum strictum subsp. anserinum Annie Montague Alexander; L. Kellogg 1946-7-24 5072 Modoc Horse Mountain, Warner Mts. Comment
  NY283176  Eriogonum strictum subsp. proliferum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas 1402.1 Comment
  HSC17268  Eriogonum strictum var. anserinum Thomas W. Stark 1967-7-16 86 Modoc 2 mi. S of Lava Beds Natl. Monument, 10 mi. W of the town of Perez 915 Comment
  HSC43014  Eriogonum umbellatum var. dichrocephalum J. P. Smith, J. O. Sawyer 1973-8-8 7230 Modoc Near summit of Eagle Peak 2988 Comment
  UC1250317  Eriogonum umbellatum var. dichrocephalum Annie M. Alexander and Louise Kellogg 1946-7-30 5094 Modoc e slope below summit Eagle Peak; Warner Mountains, Eagle Peak Comment
  CHSC12943  Eriogonum umbellatum var. modocense K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5835 Modoc On bank of white volcanic tuff on e side of Hwy. 395, ca. 3.5 mi n of intersection with Hwy. 299 and ca. 0.2 mi n of Chimney Rock turnoff. 1389 Comment
  RSA0118775  Eriogonum umbellatum var. modocense Lawrence P. Janeway, B. Castro 2012-7-24 10962 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  RSA0118776  Eriogonum umbellatum var. modocense Lawrence P. Janeway, B. Castro 2012-7-24 10976 Modoc Warner Mountains. Northweatern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. 2362 Comment
  CAS-BOT-BC197784  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-7-9 7599 Modoc Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC197786  Eriogonum umbellatum var. nevadense Robert J. Weatherby 1955-7-8 1633 Modoc 3 mi. N of Ft. Bidwell, Warner Mts. 1554 Comment
  CAS-BOT-BC197789  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
  NY399261  Eriogonum umbellatum var. nevadense B. M. Bartholomew 1989-7-15 5017 Modoc Manzanita Lookout, top of Manzanita Mountain 2130 Comment
  UC1250285  Eriogonum umbellatum var. nevadense Annie M. Alexander and Louise Kellogg 1946-7-11 4972 Modoc mesa w Eight Mile Creek 1752 Comment
  SEINET5331989  Eriogonum umbellatum var. polyanthum M. J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road. 1341 Comment
  CAS-BOT-BC197591  Eriogonum vimineum Clare Butterworth Hardham 7836 Modoc Davis Creek. 1676 Comment
  RSA65965  Eriogonum vimineum F. W. Peirson 1926-6-24 6856 Modoc near a small lake about 3 mi. east of Alturas. Comment
  HSC17398  Eriogonum vimineum M. T. Milligan 1964-7-24 163 Modoc Badger Wells Rd. at Boles Creek Crossing 1524 Comment
  CAS-BOT-BC49565  Eriophyllum lanatum Bruce Bartholomew 1991-8-4 6023 Modoc Vicinity of Pepperdine Camp Ground, W side of the Warner Mts. 2090 Comment
  CAS-BOT-BC49592  Eriophyllum lanatum Elmer Ivan Applegate 1932-8-1 8020 Modoc High summit of Warner Mts. S of Warren Peak. Comment
  JEPS127711  Eriophyllum lanatum Alejandro Brambila, Michael Dolan 2016-7-20 CA 320 -166 Modoc Old railroad trail from Jess Valley Road. Head south Comment
  JEPS34631  Eriophyllum lanatum var. achilleoides N. T. Mirov 1929-6-16 Modoc Buck Creek Ranger Station e of Goose Lake (on Fandango Valley road); Warner Mountains 1554 Comment
  RSA647565  Eriophyllum lanatum var. achilleoides Marion P. Harthill 1972-6-17 846 Modoc Cedar Pass 1921 Comment
  UC711856  Eriophyllum lanatum var. achilleoides Roxana S. Ferris and Laura Lorraine 1941-8-13 10512 Modoc e Creek drainage Patterson Ranger Station; Modoc National Forest, Warner Mountains 2164 Comment
  UC1484458  Eriophyllum lanatum var. achilleoides Dale E. Johnson with J. E. Eckenwalder 1974-6-16 131 Modoc just w of summit Cedar Pass (on Hwy 299 (Alturas-Cedarville road)); Warner Mts. 585 Comment
  UC336339  Eriophyllum lanosum unknown 1878-5-1 Modoc Surprise Valley Comment
  CAS-BOT-BC180085  Erodium cicutarium Bruce Bartholomew; Mona Bourell 1990-4-26 5150 Modoc 0.5 km S of Day. 1100 Comment
  JEPS16997  Eryngium alismifolium L. S. Smith 1920-7-15 1177 Modoc n. of Devils Garden district Crowder Flat Comment
  CAS-BOT-BC21479  Eryngium articulatum Leland S. Smith 1917-9-18 163 Modoc Little Grizzly Ranger Station. 1828 Comment
  SJSU9689  Eryngium articulatum W. Savage 1979-7-24 Modoc Long Meadow Unit, Devils Garden District, Modoc National Forest 1615 Comment
  CHSC100462  Eryngium mathiasiae Lowell Ahart; John Dittes 2008-8-25 15306 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UCD77704  Eryngium mathiasiae Robert E. Preston 2000-7-17 1390 Modoc Ca. 11 mi nw of Canby, on n side of Hwy 139, 2.5 mi e of Forest Service Rd. 1490 Comment
  CAS-BOT-BC58327  Erysimum capitatum var. capitatum Bruce Bartholomew 1992-5-16 6336 Modoc Burned area along County Road 91, ca. 2.5 km S of turn off to Happy Camp Ranger Station. 1390 Comment
  CAS-BOT-BC58332  Erysimum capitatum var. capitatum Bruce Bartholomew; Barrett Anderson 1989-6-3 4897 Modoc ca. 9 km SSW of Timber Mountain. 1370 Comment
  SEINET11249726  Erysimum capitatum var. capitatum A. Sanger 1996-6-11 2205 Modoc Crest of Paynes Peak, near radio tower. 2323 Comment
  CDA3715  Erysimum cheiranthoides T. C. Fuller 1958-8-12 2071 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC54941  Erysimum perenne Mrs. H. C. Cantelow 1935-6-8 874 Modoc Northeast of Bieber. Comment
  RSA26472  Erysimum repandum Alice Eastwood, J. T. Howell 1940-6-12 8095 Modoc Midway between Likely and Alturas. Comment
  UCD115020  Erysimum repandum R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Corporation Ranch, Likely. Comment
  CAS-BOT-BC234506  Erythranthe guttata John Thomas Howell 1934-6-12 11996 Modoc 6 mi. S of Davis Creek. Comment
  CAS-BOT-BC234508  Erythranthe guttata Leland S. Smith 1917-8-7 133 Modoc Davis Creek. 2133 Comment
  CAS-BOT-BC234509  Erythranthe guttata Bruce Bartholomew; Barrett Anderson 1988-7-21 4465 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CHSC27076  Erythranthe lewisii Robert A. Schlising 1978-7-29 3321 Modoc Warner Mountains, Pine Creek Basin in South Warner Wilderness Area. Comment
  CAS-BOT-BC234517  Erythranthe microphylla Bruce Bartholomew 1990-6-15 5240 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC234478  Erythranthe moniliformis Annie Montague Alexander; L. Kellogg 1946-7-7 4957 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC234479  Erythranthe moniliformis Bruce Bartholomew 1989-8-12 5130 Modoc Deep Creek, E side of Warner Mountains. 1920 Comment
  CAS-BOT-BC234474  Erythranthe pulsiferae Bruce Bartholomew; Barrett Anderson 1989-6-3 4910 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  RSA550584  Erythranthe pulsiferae Bruce Bartholomew 1991-7-4 5902 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC234431  Erythranthe suksdorfii Bruce Bartholomew 1993-6-13 6636 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC402921  Eschscholzia californica Elmer I. Applegate 1935-6-12 9523 Modoc Lava Beds National Monument. Caldwell Butte, south slope Comment
  UC17637  Euphorbia crenulata Milo S. Baker 1893-7-12 Modoc Lava Beds 1371 Comment
  CAS-BOT-BC95714  Euphorbia serpillifolia Verne Grant; I. Schneider 1947-7-20 8089 Modoc Dorris Reservoir. Comment
  UCD142792  Euphorbia serpillifolia Louis C. Wheeler 1973-8-24 s.n. Modoc Warner Mountains: Sworinger Reservoir. 1798 Comment
  JEPS117301  Euthamia occidentalis Lowell Ahart, John Dittes 2010-8-31 17102 Modoc On the east side of Elkins Lane, about 10 yards east of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  HSC80817  Festuca californica G. M. Riegel 1980-7-16 909 Modoc S Warner Mtn. 1670 Comment
  CAS-BOT-BC247715  Festuca idahoensis Leland S. Smith 1924-6-6 s.n. Modoc S of Egg Lake. Comment
  HSC9860  Festuca idahoensis R. C. Wunner 1965-7-1 319 Modoc Lava Beds N.M. Near Indian Well campground. 1433 Comment
Read comments
Aug 20 2013
  UC1024875  Festuca idahoensis Leo Whitney 1935-5-26 3149 Modoc ca 18 mi wnw Canby (near U.S.B.E. Plot); Hole-in-the-Rock Comment
  UC1024907  Festuca idahoensis Leo Whitney 1935-5-19 3103 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  CDA28212  Festuca idahoensis A. A. Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin. Comment
  UC60787  Festuca idahoensis M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  CDA2095  Festuca pratensis T. C. Fuller 1958-7-8 2017 Modoc Davis Creek. 0 Comment
  UC1037139  Festuca pratensis Leo Whitney 1935-6-29 3360 b Modoc Alturas Comment
  NY1101590  Floerkea proserpinacoides B. M. Bartholomew 1992-5-16 6323 Modoc Lunsford Spring 1600 Comment
  CAS-BOT-BC214649  Fragaria virginiana Bruce Bartholomew 1994-5-29 6743 Modoc Slopes adjacent to Roney Flat. 1460 Comment
  HSC80697  Fragaria virginiana G. M. Riegel 1980-7-10 864 Modoc S Warner Mtns. 2100 Comment
  NY188595  Frasera albicaulis B. J. Ertter 1988-6-18 7620 Modoc Hwy 139 ca. 50 airmiles SW of Klamath falls, a few miles N of Agric. Inspection station, 1 mi. S of S jct to lava Beds National Monument E of Tonesta. 1310.6 Comment
  NY188598  Frasera albicaulis M. J. Williams 1988-5-28 88- 19 --4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  JEPS126537  Frasera albicaulis var. modocensis Lowell Ahart, John Dittes 2016-6-6 20954 -B Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  RSA149082  Frasera albicaulis var. modocensis I. L. Wiggins, Dorothy Wiggins 1961-6-15 16499 Modoc Junction of gravel road to Tieneste and Glass Mountain with Hwy. 139, 28 miles W of Canby. Comment
  UCR71889  Fraxinus latifolia B. Bartholomew 1991-7-6 5982 Modoc W side of Egg Lake. 1300 Comment
  HSC26679  Fritillaria atropurpurea D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19309 Modoc Soup Springs Campground Comment
  RSA367713  Fritillaria atropurpurea George Willet 1935-6-21 s.n. Modoc Warner Mountains 2439 Comment
  CAS-BOT-BC242101  Fritillaria pudica Bruce Bartholomew; Mona Bourell 1990-4-27 5192 Modoc 1.1 km E of the Modoc National Forest boundary on Parker Creek Road. 1660 Comment
  HSC25436  Fritillaria pudica D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19310 Modoc Soup Springs Campground 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-BC225061  Galium bifolium Bruce Bartholomew 1990-6-15 5243 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 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
  CAS-BOT-BC190841  Gayophytum diffusum subsp. parviflorum Elmer Ivan Applegate 1932-8-3 8104 Modoc E branch of Mill Creek, western slope of Warner Mts. Comment
  CAS-BOT-BC190850  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1988-7-21 4402 Modoc 2.1 km SSE of Day on the road to state Highway 299. 1020 Comment
  CAS-BOT-BC190852  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 5023 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CAS-BOT-BC190853  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1990-7-21 5585 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  RSA563316  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-14 4948 Modoc Ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch 1340 Comment
  RSA101494  Gayophytum racemosum R. Weatherby 1955-7-8 1609 -A Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  POM203074  Gayophytum ramosissimum J. T. Howell 1934-6-30 12281 Modoc Duncan Horse Camp. Comment
  HSC16402  Gayophytum ramosissimum M. T. Milligan 1966-6-19 472 Modoc Plateau W of Jess Valley 1829 Comment
  UC405416  Gentiana affinis var. ovata Mrs. R. M. Austin Aug., 1894 96 Modoc headwaters Lassen Creek Comment
  UC123659  Gentiana affinis var. ovata Milo S. Baker 1893-6 Modoc near bank McCloud R. Comment
  UC566922  Gentiana affinis var. ovata F. H. Frost 1925-7-27 169 Modoc Clear Lake Warner Mts. Comment
  CAS-BOT-BC214671  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CHSC70478  Geum triflorum A. Sanger 1997-5-20 2468 Modoc In uplands of first meadow along Rd. 42N21 south of Loveness Logging Rd. 1524 Comment
  HSC27360  Geum triflorum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19433 Modoc Near Hager Reservoir Comment
  JEPS44853  Geum triflorum Milo S. Baker Jun 18 1893-Jul 16 1893 Modoc Forestdale Comment
  CAS-BOT-BC214684  Geum triflorum M. M. Hanna 1956-6-7 1015 Modoc Hiway 139 between Canby & Tienesla Comment
  UC1536916  Geum triflorum Gordon H. True Jr. 1938-5-25 916 Modoc Adin Summit 1524 Comment
  CAS-BOT-BC190701  Gilia brecciarum subsp. brecciarum Leland S. Smith 1919-5-4 1085 Modoc Along Likeley road near Fitzhugh Creek. 1524 Comment
  CAS-BOT-BC190697  Gilia inconspicua Bruce Bartholomew; Barrett Anderson 1989-4-29 4695 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  UC1332111  Gilia modocensis A. Eastwood and J. T. Howell 1940-6-12 8073 Modoc between Likely and Jess Valey, Modoc Co. Comment
  CAS-BOT-BC190661  Gilia salticola Bruce Bartholomew 1991-6-22 5844 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  RSA534553  Gilia salticola Bruce Bartholomew 1991-5-24 5710 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 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
  UC1137158  Glyceria borealis August L. Hormay 1932-8-6 Modoc Comment
  CAS-BOT-BC49528  Gnaphalium palustre Mrs. H. C. Cantelow 1940-6-2 3470 Modoc About 10 mi. NW of Canby on road to Lava Beds Nat. Monument. 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
  UC1192116  Gnaphalium palustre Verne Grant and Irving Schneider 1947-7-20 8100 Modoc by Dorris bridge; Pit River, North Fork, Alturas Comment
  CAS-BOT-BC49530  Gnaphalium palustre E. S. Willits 1939-10-10 163 Modoc unspecified Comment
  UC1191878  Gratiola neglecta Verne Grant and Irving Schneider 1947-7-18 8038 Modoc Eastside Canal s Alturas (5 mi n of Bayley's bridge) Comment
  UC87884  Grindelia hirsutula Mrs. R. M. Austin 1886-8-1 Modoc Goose Lake Valley Comment
  UCR57481  Grindelia nana R. D. Goeden, Don W. Ricker 1989-8-23 890823- 14 Modoc Hwy 395, 4 mi NE of Alturas. 1345 Comment
  UC78799  Hackelia californica Mrs. R. M. Austin July 1887 Modoc Pine Hills Comment
  CAS-BOT-BC54092  Hackelia cusickii M. M. Hanna 1956-6-5 983 Modoc Cedar Pass. Comment
  JEPS25294  Hackelia cusickii Frances D. Payne 1932-6-10 643 Modoc s. & e. Alturas (Parker Creek, Warner Mts.); Warner Mts., Parker Creek 1584 Comment
  UC604461  Hackelia cusickii G. L. Stebbins Jr. 1936-6-9 1818 Modoc e end of Bonner Grade (near Cedarville) Comment
  HSC80931  Hackelia micrantha G. M. Riegel 1979-7-23 573 Modoc S Warner Mtns. 1829 Comment
  HSC80932  Hackelia micrantha G. M. Riegel 1980-7-29 965 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC49547  Helianthus annuus Isabelo T. Kelly 1930-1-1 35 Modoc Fort Bidwell. Comment
  CAS-BOT-BC49550  Helianthus annuus Bruce Bartholomew 1989-8-10 5028 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 Comment
  CDA6194  Helianthus annuus T. C. Fuller 1958-7-8 1933 Modoc Likely/Alturas. 0 Comment
  UC32425  Heliotropium curassavicum Mrs. R. M. Austin and Bruce June 1898 2271 Modoc shore Goose Lake Goose Lake Comment
  JEPS103206  Heliotropium europaeum G. Schoolcraft 1987-9-9 1777 Modoc Along Ash Valley Road about 1/2 miles east of Adin 1280 Comment
  CHSC106324  Hemizonia lobbii Lowell Ahart; John Dittes 2010-8-31 17094 Modoc On the east side of Elkins Lane, about 50 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC21469  Heracleum lanatum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 163 Modoc Parker Creek at Modoc National Forest boundary. Comment
  CDA35642  Heracleum maximum J. R. Keck Jr. 1985-7-11 PDR# 237698 Modoc Davis Creek, Modoc National Forest. Comment
  CAS-BOT-BC180045  Hesperochiron californicus L. A. M. Black 1894-4-1 109 Modoc Davis Creek. Comment
  CHSC85194  Hesperochiron californicus John Dittes; Josephine Guardino 1991-6-1 372 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
  JEPS1687  Hesperochiron californicus L. S. Smith c. 1918 789 1/2 Modoc Warner Mts., Jess Valley 1981 Comment
  CHSC85137  Hesperochiron pumilus John Dittes; Josephine Guardino 1991-6-1 349 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
  UC73706  Hesperochiron pumilus Milo S. Baker 1896-5-15 80 Modoc Forestdale Comment
  UC109500  Hesperolinon micranthum Mrs. R. M. Austin July 1894 137 Modoc Comment
  UC17268  Hesperolinon micranthum Mrs. R. M. Austin Aug., 1894 Modoc hills Lassen Creek Comment
  UC1100982  Heteranthera dubia Malcolm A. Nobs and Calvin McMillan 1949-6-17 808 Modoc Hwy 99 between Canby and Alturas Comment
  CAS-BOT-BC95147  Heterocodon rariflorum R. M. Austin 1894-8-1 Modoc Davis Creek. Comment
  UC54112  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock 1903-6-21 4237 Modoc Lava Beds Sierra Nevada Mountains (sw Modoc County) 1219 Comment
  UC1249272  Heuchera cylindrica var. alpina Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8503 Modoc 15 mi e Likely (a little above Clear Lake, on n slope above Mill Creek, Warner Mts.); Warner Mts., above Clear Lake, n slope above Mill Creek 1981 Comment
  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
  UC748212  Heuchera cylindrica var. ovalifolia Annie M. Alexander and Louise Kellogg 1946-7-3 4902 Modoc 3.5 mi w Fort Bidwell; Bidwell Creek Canyon Comment
  RSA504613  Hieracium albiflorum Bruce Bartholomew, B. Anderson 1988-7-21 4413 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  UC565557  Hieracium albiflorum F. H. Frost 1925-7-24 Modoc Clear Lake Warner Mts. Comment
  CAS-BOT-BC316025  Hieracium scouleri Elmer I. Applegate 1935-6-8 9425 Modoc Bear Paw Cave, Lava Beds National Monument Comment
  CAS-BOT-BC49483  Hieracium scouleri Francis Dorris Payne 1929-7-20 104 Modoc Parker Creek, Warner Mtns. 1584 Comment
  CAS-BOT-BC49484  Hieracium scouleri Elmer Ivan Applegate 1932-7-31 7957 Modoc Mill Creek Meadow, Warner Mountains Comment
  CAS-BOT-BC49514  Hieracium scouleri John Thomas Howell 1934-6-11 11955 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49523  Hieracium scouleri Barrett Anderson 1986-7-9 3140 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CHSC113985  Hieracium scouleri L. P. Janeway 2014-7-7 11452 Modoc Warner Mountains. North-facing slope along Road 46N25 along Mill Creek, 1.0 km from Bidwell Creek; 5.2 air-km northwest of Fort Bidwell. 1554 Comment
  HSC67889  Hieracium scouleri J. P. Smith, J. O. Sawyer 1973-8-9 7263 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  HSC10138  Holcus lanatus M. T. Milligan 1964-7-20 149 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  CAS-BOT-BC214686  Holodiscus microphyllus var. glabrescens A. D. Borden 1911-7-28 s.n. Modoc Top rim S side of Parker Creek. Comment
  CAS-BOT-BC214689  Holodiscus microphyllus var. glabrescens Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10583 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts. Comment
  CHSC85125  Holosteum umbellatum John Dittes; Josephine Guardino 1991-6-1 362 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-BC95208  Holosteum umbellatum subsp. umbellatum Bruce Bartholomew 1995-5-12 6900 A Modoc Near NE side of Day Rock above Little Hot Spring Valley. 1250 Comment
  HSC10159  Hordeum brachyantherum M. T. Milligan 1964-7-25 173 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC284697  Hordeum jubatum John Thomas Howell 1934-7-1 12348 Modoc Duncan Horse Camp Comment
  UC1024867  Hordeum murinum subsp. leporinum Leo Whitney 1935-5-30 3159 Modoc White Horse Comment
  CAS-BOT-BC181965  Hosackia crassifolia Leland S. Smith 1922-6-23 1253 Modoc Ballard's Mill. 1432 Comment
  SEINET188114  Hydrophyllum capitatum C. L. Hitchcock 1940-5-27 6682 Modoc 15 miles northeast of Alturas. 1615 Comment
  CAS-BOT-BC179330  Hydrophyllum capitatum var. alpinum Annie Montague Alexander; L. Kellogg 1946-6-8 4704 Modoc Near 3 mile Ranger Station sign, road from Eagleville to Patterson Mill. 2225 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-BC180024  Hydrophyllum capitatum var. alpinum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 80 Modoc Parker Creek. Comment
  CAS-BOT-BC180028  Hydrophyllum capitatum var. alpinum E. S. Willits 1940-5-4 215 Modoc Willow Ranch. Comment
  CAS-BOT-BC180029  Hydrophyllum capitatum var. alpinum Betty J. Hammerly 1941-6-20 28 Modoc Along Clear Lake, S end of Warner Mts. Comment
  HSC81071  Hydrophyllum capitatum var. alpinum G. M. Riegel 1980-6-25 768 Modoc S Warner Mtns. 1670 Comment
  UC748321  Hydrophyllum capitatum var. alpinum Annie M. Alexander and Louise Kellogg 1946-6-5 4661 Modoc s of Eagleville (Emerson Camp, Emerson Creek); Warner Mountains, Emerson Creek 2133 Comment
  UC748438  Hydrophyllum capitatum var. alpinum Annie M. Alexander and Louise Kellogg 1946-6-8 4704 Modoc road from Eagleville to Patterson Mill (near 3 mi Ranger Station sign) 2225 Comment
  JEPS1626  Hydrophyllum capitatum var. alpinum Leland S. Smith 1918-1 761 Modoc Comment
  JEPS86086  Hydrophyllum capitatum var. alpinum Wayne Roderick 1966-7-23 Modoc Warner Mountains 1981 Comment
  UC195008  Hymenoxys hoopesii W. P. Taylor and H. C. Bryant 1910-7-24 Modoc Squaw Pk. Warner Mountains, Squaw Pk. 2590 Comment
  UC117501  Idahoa scapigera R. M. Austin May, 1894 8 Modoc Goose Lake Valley Comment
  CAS-BOT-BC179102  Iliamna bakeri Edward Kent Balls; Percy C. Everett 1952-10-11 20958 Modoc 0.2 mi. SE of crest of Fandango Pass. 1859 Comment
  CAS-BOT-BC179103  Iliamna bakeri Alice Eastwood; John Thomas Howell 1940-6-14 8242 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  UC932081  Iliamna bakeri Verne Grant and Alva Grant 1947-7-13 8019 Modoc Fandango Pass Warner Mountains Comment
  SJSU11428  Ipomopsis aggregata H. L. Buckalew 1961-6-28 Modoc Fandango Pass Rd near Fandango Pass 1828 Comment
  CAS-BOT-BC497309  Ipomopsis aggregata subsp. aggregata B. Bartholomew 1990-8-5 5687 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2600 Comment
  CAS-BOT-BC190635  Ipomopsis congesta subsp. palmifrons Elmer I. Applegate 1935-6-10 9486 Modoc Lave Beds National Monument, Caldwell Butte. Comment
  CHSC107317  Iris hartwegii subsp. hartwegii Lowell Ahart; John Dittes 2011-6-21 17524 Modoc About 100 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC4305  Iris missouriensis Mrs. R. M. Austin and Bruce Jun 1898 2231 Modoc Goose Lake valley Comment
  POM109053  Iris missouriensis Mrs. R. M. Austin 1895-06 498 Modoc Goose Lake Valley Comment
  UCD138700  Iris missouriensis Malcolm A. Nobs; S. Galen Smith 1949-5-29 770 Modoc one mile east of Lake City. Comment
  CHSC115834  Isatis tinctoria Lowell Ahart; John Dittes 2015-7-17 20402 Modoc About 100 yards north of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 (air) northeast of Bieber. 1279 Comment
  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
  RSA639341  Isoetes bolanderi L. C. Wheeler 1935-8-14 3857 Modoc Cave Lake, Pine Creek, Warner Mtns. (Mt Diablo Mer.) 2073 Comment
  RSA639343  Isoetes howellii L. C. Wheeler 1935-8-3 3757 Modoc Warner Mountains: Rock Lake, Pine Creek 1920 Comment
  SD132254  Iva axillaris G. Helmkamp 1990-9-23 H 1 Modoc U. S. Highway 395, 13 miles north of Likely. 1340 Comment
  JEPS86282  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn Clifton 1990-6-25 11164 Modoc Cedar Pass Warner Mountains, Davis Creek 15' U.S.G.S. topographic map (n slopes of Peak 7298) 2148 Comment
  NY833802  Ivesia gordonii B. M. Bartholomew 1990-8-4 5643 Modoc Top of pass on Summit Trail, ca. 0.5 km southeast of Patterson Lake, east side of Warner Mountains 2800 Comment
  UC1573169  Ivesia gordonii Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10464 Modoc summit ridge Eagle Peak; Warner Mountains 3002 Comment
  CAS-BOT-BC109877  Juncus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 181 Modoc Parker Creek near Modoc National Forest boundary. Comment
  CAS-BOT-BC10595  Juncus brachyphyllus John Thomas Howell 1934-7-3 12373 Modoc 5 mi. S of Hackamore. Comment
  CAS-BOT-BC245072  Juncus bufonius Bruce Bartholomew 1991-7-4 5907 Modoc Roney Flat. 1460 Comment
  RSA577909  Juncus bufonius var. bufonius L. C. Wheeler 1935-8-1 3738 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mountains. 2226 Comment
  CAS-BOT-BC245070  Juncus bufonius var. occidentalis Louis Cutter Wheeler 1935-8-1 3738 Modoc Dismal Swamp, Warner Mountains, Modoc National Forest 2225 Comment
  JEPS127313  Juncus bufonius var. occidentalis Lowell Ahart, John Dittes 2016-7-14 21205 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  JEPS66932  Juncus bufonius var. occidentalis W. L. Jepson 1918-8-12 7953 Modoc Jess Valley 1584 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
  CAS-BOT-BC245056  Juncus hemiendytus var. abjectus Bruce Bartholomew 1995-6-24 7035 Modoc 6 km E of Burlington Northern Railroad track on Forest Service Road 42N03. 1340 Comment
  CAS-BOT-BC245059  Juncus hemiendytus var. abjectus Bruce Bartholomew 1993-6-14 6676 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  CAS-BOT-BC245047  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1993-6-12 6605 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  CAS-BOT-BC245054  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1995-6-3 6956 Modoc Fletcher Creek E of Pease Cabin between Goose Lake and Crowder Flat Road. 1520 Comment
  UC1101099  Juncus longistylis Herbert L. Mason 1947-8-13 13534 Modoc n of Canby (ne side of F reservoir) Comment
  UCD141571  Juncus longistylis L. S. Smith 1918-6-23 s.n. Modoc Lily Lake. High Grade District. 1981 Comment
  UC1540127  Juncus luciensis Dean Wm. Taylor and Glenn L. Clifton 1987-6-24 9054 Modoc Egg Lake, extreme se portion of lakebed Egg Lake 1280 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-BC30162  Juniperus communis var. montana Francis Dorris Payne 1932-7-1 653 Modoc Pine Creek Basin, Warner Mts. Comment
  CAS-BOT-BC81193  Juniperus occidentalis M. B. Kildale 1926-9-11 2767 Modoc between Malin, Oregon and Alturas 1371 Comment
  CAS-BOT-BC81194  Juniperus occidentalis Elmer I. Applegate 1929-7-29 6083 Modoc Clear Lake Comment
  CAS-BOT-BC81202  Juniperus occidentalis Florence Angwin 1945-10-27 s.n. Modoc Adin 1371 Comment
  HSC45869  Juniperus occidentalis J. P. Smith, J. O. Sawyer 1972-5-7 5283 Modoc 1.3 mi. E of Davis Creek on road to plum Valley Campground 1433 Comment
  SEINET10531162  Juniperus occidentalis LeRoy E. Detling 1948-5-23 Detling 6245 Modoc Plum Ridge, near Canby. Yellow Pine forest. Pinus ponderosa, P. jeffreyi, Juniperus occidentalis & Arctostaphylos patula. Level plateau; rocky red clay-loam. 1524 Comment
  RSA597867  Juniperus occidentalis var. occidentalis F. C. Vasek 1962-9-2 620902 -13 Modoc 4.2 miles east of Likely 1738 Comment
  CAS-BOT-BC95673  Kalmia polifolia Bruce Bartholomew 1994-7-3 6838 Modoc Mineral Spring, SW of Dismal Swamp, N end of the Warner Mountains. 2310 Comment
  CAS-BOT-BC225085  Kelloggia galioides Bruce Bartholomew; Barrett Anderson 1990-7-20 5528 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC225097  Kelloggia galioides Robert Patterson; Mona Bourell 1993-8-15 5264 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC248332  Kelloggia galioides B. Bartholomew; H. Sun 2002-6-24 8817 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  RSA612598  Kelloggia galioides Louis C. Wheeler 1935-8-14 3836 Modoc Pine Creek. Warner Mtns. 2012 Comment
  UC748482  Kelloggia galioides Annie M. Alexander and Louise Kellogg 1946-7-23 5039 Modoc e slope Emerson Peak; Warner Mountains Comment
  CAS-BOT-BC95541  Kochia americana Bruce Bartholomew 1993-6-13 6614 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  CDA3144  Kochia scoparia T. C. Fuller 1962-8-3 9488 Modoc Tulelake Basin; 1.6 miles north of Stronghold. 0 Comment
  CAS-BOT-BC247640  Koeleria macrantha Leland S. Smith 1920-7-13 1180 Modoc Crowder Flat. 1371 Comment
  CAS-BOT-BC247642  Koeleria macrantha Roxana Stinchfield Ferris; R. Duthie 1919-6-13 63 Modoc Above Parker Creek near Modoc National Forest boundary. Comment
  CAS-BOT-BC247643  Koeleria macrantha R. M. Austin 1895-7-1 494 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC247651  Koeleria macrantha Leland S. Smith 1917-7-4 101 Modoc Above Cedarville. 1828 Comment
  HSC80845  Koeleria macrantha G. M. Riegel 1979-7-31 636 Modoc S Warner Mtns. 1829 Comment
  UC1024946  Koeleria macrantha Leo Whitney 1935-7-2 3326 Modoc ca 17 mi nw Canby; Badger Wells Comment
  UCD85700  Koeleria macrantha A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3379 Modoc Jct. Rt. 39 and road to Modoc Lava Beds Natl. Mon. Comment
  CDA7518  Lactuca tatarica subsp. pulchella T. C. Fuller 1958-7-8 2029 Modoc Davis Creek. 0 Comment
  UC33035  Lactuca tatarica subsp. pulchella Milo S. Baker 1893-7-25 Modoc Comment
  UC33036  Lactuca tatarica subsp. pulchella Milo S. Baker 1893-6 Modoc Comment
  UC89214  Lagophylla ramosissima Mrs. R. M. Austin 1894-7-1 Modoc Davis Creek Comment
  CAS-BOT-BC49500  Lagophylla ramosissima subsp. ramosissima James D. Jokerst 1983-7-27 1902 Modoc Near Signal Butte. 1340 Comment
  CDA13473  Lagophylla ramosissima subsp. ramosissima G. F. Hrusa, T. D. Wilfred 1996-7-21 13320 Modoc Modoc Plateau; adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  RSA0113971  Lagophylla ramosissima subsp. ramosissima Lowell A. Ahart, John Dittes 2008-8-25 15327 Modoc On the west side of County Road 91, 3.9 miles (air) north-north-east of Lookout. Comment
  CAS-BOT-BC179874  Lamium amplexicaule Leland S. Smith 1919-5-7 1093 Modoc Jess Valley-Clarke Ranch. 1676 Comment
  CHSC107339  Lamium amplexicaule Lowell Ahart; John Dittes 2011-6-21 17523 Modoc About 100 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC71569  Lappula redowskii Mrs. M. H. Manning c. 1899 170 Modoc Fort Bidwell n.e. Modoc Co., Fort Bidwell Comment
  CAS-BOT-BC181979  Lathyrus brownii Bruce Bartholomew; Barrett Anderson 1988-5-12 4123 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern railroad track. 1290 Comment
  CAS-BOT-BC181981  Lathyrus brownii Bruce Bartholomew; Barrett Anderson 1988-5-12 4122 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern railroad track. 1290 Comment
  UC157911  Lathyrus brownii Milo S. Baker 1893-1 Modoc Forestdale Comment
  UC15399  Lathyrus brownii Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC181976  Lathyrus rigidus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6441 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  UC15346  Lathyrus rigidus Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC49455  Layia glandulosa C. C. (Mrs.) Bruce 1898-6-1 2172 Modoc Near Alturas. Comment
  JEPS5972  Layia glandulosa Frances D. Payne 1932-6-19 550 Modoc Comment
  UC22070  Ledum glandulosum Mrs. R. M. Austin Aug., 1894 Modoc Head of Lassen Creek Comment
  UC1101296  Lemna gibba Verne Grant, Irving Schneider 1947-7-21 8125 Modoc n of Alturas (North Fork Pitt River by bridge on Highway 395); North Fork Pitt River Comment
  SJSU9609  Lemna minor W. Savage 1979-7-6 1383 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCR143034  Lemna trisulca L. C. Wheeler 1935-10-2 4015 Modoc 2 mi south of Alturas 1357 Comment
  UC1101268  Lemna trisulca Verne Grant, Irving Schneider 1947-7-19 8065 Modoc s of Alturas (s of South Loop Road, Corporation Ranch); Corporation Ranch Comment
  CAS-BOT-BC88678  Lepidium acutidens Ellsworth Bethel 1923-4-25 s.n. Modoc Kelby Hot Springs. Canby. Comment
  CHSC117261  Lepidium campestre Lowell Ahart; John Dittes 2016-7-14 21162 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC58665  Lepidium chalepense Bruce Bartholomew 1991-6-20 5772 Modoc Just N of Lassen County line on county road 90. 1220 Comment
  CAS-BOT-BC58343  Lepidium dictyotum var. dictyotum Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6004 Modoc Valley E of Cedarville. 1219 Comment
  CHSC99153  Lepidium dictyotum var. dictyotum Lowell Ahart; John Dittes 2008-6-21 15011 Modoc Along a large levee, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 Comment
  HSC97739  Lepidium montanum Juha Pykala, D. H. Norris 1987-5-27 1094 Modoc 1.5-2 mi. from Hwy. 299 to Modoc National Forest boundary, Crowder Flat Rd. 1500 Comment
  CAS-BOT-BC58302  Lepidium perfoliatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4382 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC58348  Lepidium perfoliatum Bruce Bartholomew; Barrett Anderson 1989-4-29 4700 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  POM74259B  Leptosiphon harknessii Mrs. R. M. Austin 1895-07 534 Modoc Goose Lake Valley. Comment
  RSA318659  Leptosiphon harknessii Margaret J. Williams 1983-7-29 83- 116 -8 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  CAS-BOT-BC242078  Leucocrinum montanum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6467 Modoc Below Emerson Campground, E side of Warner Mountains. 1710 Comment
  CAS-BOT-BC242081  Leucocrinum montanum L. A. M. Black 1894-5-1 110 Modoc Davis Creek. Comment
  UC13773  Leucocrinum montanum Milo S. Baker c. 1893 Modoc Modoc or Lassen County Comment
  POM260001  Leucophysalis nana C. Leo Hitchcock 1940-5-27 6700 Modoc 15 miles northeast of Alturas. 1616 Comment
  HSC25979  Lewisia nevadensis D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-22 19347 Modoc Soup Springs Campground Comment
  HSC26493  Lewisia nevadensis J. P. Smith, J. O. Sawyer 1972-5-6 5262 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  HSC75885  Lewisia nevadensis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19335 Modoc Soup Springs Campground Comment
  RSA27322  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC197482  Lewisia triphylla Annie Montague Alexander; L. Kellogg 1946-6-15 4780 B Modoc Deep Creek. 2194 Comment
  CAS-BOT-BC197483  Lewisia triphylla Bruce Bartholomew; Barrett Anderson 1990-7-20 5525 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  JEPS114872  Leymus cinereus Lowell Ahart, John Dittes 2008-8-25 15311 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-BC247633  Leymus triticoides Leland S. Smith 1920-7-4 1173 Modoc Alturas. 1310 Comment
  UCD32734  Leymus triticoides Beecher Crampton 1954-7-8 2179 Modoc Modoc County, Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  UCD64651  Leymus triticoides Beecher Crampton; Carl Rimbey 1954-7-8 2179 Modoc Warner Mountains, Jess Valley, 15 miles E of Likely. Comment
  CAS-BOT-BC21457  Ligusticum grayi Bruce Bartholomew 1992-8-8 6370 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  RSA577560  Lilaea scilloides L. C. Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil s Garden 1524 Comment
  POM109710  Lilium humboldtii subsp. humboldtii Mrs. R. M. Austin 1895-06 s.n. Modoc Hills Comment
  CAS-BOT-BC242074  Lilium pardalinum subsp. shastense Leland S. Smith 1922-7-20 1305 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC242076  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  RSA210884  Limosella acaulis Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39109 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  RSA0011492  Limosella acaulis Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46966 Modoc Ca. 3.4 miles north of Alturas at bridge over North Fork of Pit River 1341 Comment
  UC1101430  Limosella acaulis Verne Grant and Irving Schneider 1947-8-27 8323 Modoc se corner Clear Lake (Nigger Bend Spring); se corner of Clear Lake Comment
  JEPS127290  Limosella aquatica Lowell Ahart, John Dittes 2016-7-14 21198 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-BC498675  Linanthus Clare B. Hardham 1961-6-18 s.n. Modoc Warner Muntains. Cedar Pass Comment
  CAS-BOT-BC190629  Linanthus bolanderi Bruce Bartholomew; Mona Bourell 1990-4-26 5155 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC190626  Linanthus ciliatus Bruce Bartholomew 1995-6-24 7031 Modoc 0.3 km W of turn off to Dusty's Waterhole from Forest Service Road 42N23. 1320 Comment
  CAS-BOT-BC198048  Linanthus ciliatus Bruce Bartholomew 1995-6-24 7025 Modoc 16.4 km W of State Hwy 136 on road to Tionesta (Forest Service Road 44N17). 1400 Comment
  CAS-BOT-BC198036  Linanthus harknessii Annie Montague Alexander; L. Kellogg 1946-7-10 4954 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC198038  Linanthus harknessii Bruce Bartholomew 1991-7-7 6003 Modoc SE end of Sweargart Flat. 1820 Comment
  CAS-BOT-BC198039  Linanthus harknessii Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13334 Modoc 9.7 mi N of Adin on Hwy 299. Comment
  CAS-BOT-BC198044  Linanthus harknessii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10540 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC198025  Linanthus septentrionalis Bruce Bartholomew 1989-7-15 4997 Modoc Sweagert Flat. 1860 Comment
  UC2043247  Linaria dalmatica Barbara Ertter 1995-7-1 14458 Modoc Highway 395 south of New Pine Creek on Oregon border, at junction of County Road 44. Comment
  CAS-BOT-BC229895  Linaria dalmatica subsp. dalmatica W. T. Parsons; Thomas C. Fuller 1960-7-27 4875 Modoc Lassen Creek, near Sugar Hill Planting. Comment
  CDA6353  Linaria genistifolia subsp. dalmatica T. C. Fuller, W. T. Parsons 1960-7-27 4875 Modoc Lassen Creek, near Sugar Hill Planting. 0 Comment
  CDA36139  Linaria vulgaris CDFA Staff Aug 1985 Modoc Stronghold. 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-BC179155  Linum lewisii Ethel S. Willits 1940-6-5 325 Modoc Canby. Comment
  CAS-BOT-BC179160  Linum lewisii B. Bartholomew; Barrett Anderson 1988-6-24 4314 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-BC179162  Linum lewisii M. M. Hanna 1956-6-4 955 Modoc Cedar Pass. Comment
  CAS-BOT-BC179163  Linum lewisii Frances D. Payne 1929-6-18 9 Modoc Parker Creek. Comment
  UC71753  Linum lewisii Mrs. M. H. Manning 1903-8-27 178 Modoc top of Mount Bidwell, north-eastern Modoc County Mount Bidwell 1524 Comment
  SJSU9652  Linum lewisii var. lewisii W. Savage 1979-7-8 1487 Modoc N end Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC225811  Lithophragma glabrum L. A. M. Black 1894-4-1 103 Modoc Davis Creek. Comment
  RSA101503  Lithophragma glabrum R. Weatherby 1955-7-7 1601 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  UC11912  Lithophragma glabrum Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC225827  Lithophragma parviflorum Mrs. H. C. Cantelow 1941-5-23 Modoc 2 mi. W of Adin Pass Summit, W of Alturas, near U.S. Hwy 299. Comment
  CAS-BOT-BC123100  Lithophragma tenellum R. M. Austin 1894-6-1 s.n. Modoc Lava beds Comment
  CAS-BOT-BC248315  Lithophragma tenellum B. Bartholomew; H. Sun 2002-6-24 8857 Modoc Headwaters of Davis Creek, W side of the Warner Mountains 2160 Comment
  HSC20218  Lithophragma tenellum M. T. Milligan 1965-7-10 433 Modoc W slope of Eagle Peak. 2439 Comment
  JEPS5956  Lithophragma tenellum Frances D. Payne 1932-7-1 660 Modoc 2 mi sw Mt. Warren (Pine Creek Basin, se Modoc County); Warner Mts., Pine Creek Basin, sw of Mt. Warren 2133 Comment
  UC526148  Lithophragma tenellum John Thomas Howell 1934-6-4 12129 Modoc near Lost Lake; Warner Mts., near Lost Lake 2438 Comment
  JEPS21378  Lithospermum californicum W. L. Jepson 1918-8-9 7917 Modoc Ft. Bidwell 1432 Comment
  CAS-BOT-BC54028  Lithospermum ruderale Bruce Bartholomew 1991-5-25 5756 Modoc Turner Creek at County Rd. 90, N end of Big Valley, 6.4 km N of Lassen County line. 1230 Comment
  CAS-BOT-BC54030  Lithospermum ruderale K. Paulson; Robert Paulson 1991-5-25 219 Modoc W side of Goose Lake, vicinity of Log Landing. 1478 Comment
  CAS-BOT-BC54075  Lithospermum ruderale Francis Dorris Payne 1932-6-22 576 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC21437  Lomatium bicolor var. leptocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6495 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  CAS-BOT-BC21446  Lomatium bicolor var. leptocarpum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16386 Modoc 5 mi. E of Hwy 299 (? 395) on Cedar Pass road. Comment
  CHSC115475  Lomatium bicolor var. leptocarpum L. P. Janeway 2014-7-8 11464 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
  CHSC117818  Lomatium bicolor var. leptocarpum L. P. Janeway 2016-5-17 12007 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  CHSC67326  Lomatium bicolor var. leptocarpum James D. Jokerst 1986-8-10 2752 Modoc Radar Survey Site S of Doublehead Mtn., ca. 400 m NE of a NW-SE-oriented fence and road. 1341 Comment
  SEINET3081247 Image available Lomatium bicolor var. leptocarpum Arnold Tiehm 1984-6-30 8838 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie 1844 Comment
  POM78001  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin 1895-07 40 Modoc Davis Creek Comment
  CAS-BOT-BC30129  Lomatium foeniculaceum subsp. macdougalii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6453 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC15757  Lomatium nevadense var. nevadense Annie Montague Alexander; L. Kellogg 1946-6-8 4703 Modoc Near 3 mi. Ranger Station sign, road from Eagleville to Patterson Mille. 2225 Comment
  CHSC107378  Lomatium nevadense var. nevadense Lowell Ahart; John Dittes 2011-6-22 17558 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  UC106254  Lomatium nevadense var. nevadense Mrs. R. M. Austin May 1884 87 Modoc Goose Lake Valley Comment
  HSC21547  Lomatium nevadense var. nevadense M. T. Milligan 1966-5-14 609 Modoc Plateau W of Jess Valley 1829 Comment
  UCD127708  Lomatium nudicaule Geo. C. Wood 1940-4-25 s.n. Modoc Fleming Ranch southeast end of Goose Lake. Comment
  JEPS17004  Lomatium piperi L. S. Smith c. 1918 1196 Modoc Modoc Forest, Devil's Garden district, Long Meadows 1524 Comment
  RSA565026  Lomatium piperi D. W. Taylor 1992-3-16 12328 Modoc 1 air mile SW of southern end Duncan Reservoir (1.5air mile E of Amborse). 1494 Comment
  RSA504623  Lomatium triternatum Bruce Bartholomew, B. Anderson 1988-6-25 4376 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  CAS-BOT-BC21407  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-30 12253 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC21412  Lomatium triternatum var. triternatum Francis Dorris Payne 1931-6-18 197 Modoc Parker Creek. 1584 Comment
  UC748407  Lomatium triternatum var. triternatum Annie M. Alexander and Louise Kellogg 1946-6-27 4842 Modoc top of ridge 2 mi. by rd. from Dismal Swamp (Highgrade, n. end Warner Mts.); n. end Warner Mts., Highgrade 2377 Comment
  JEPS28835  Lomatium vaginatum Lincoln Constance and Emil DiFulvio 1962-4-16 3750 Modoc 3.2 mi. n. Likely 1310 Comment
  CAS-BOT-BC21395  Lomatium vaginatum E. H. Steffen 1930-5-27 18 Modoc West Valley Camp. 1524 Comment
  RSA149057  Lomatium vaginatum I. L. Wiggins, Dorothy Wiggins 1961-6-13 16473 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  UC1187700  Lomatium vaginatum Tracey and Viola Call 1961-5-30 2052 Modoc Lassen--Modoc Co. Line, near Hwy 395 1676 Comment
  UC28535  Lonicera interrupta Milo S. Baker 1893-8-13 Modoc Comment
  UC748303  Lotus crassifolius var. crassifolius Annie M. Alexander and Louise Kellogg 1946-7-7 4938 Modoc Eight Mile Creek 1752 Comment
  UC71807  Lotus denticulatus Mrs. M. H. Manning Jun 1904 463 Modoc near Fort Bidwell (ne Modoc County) Comment
  RSA149059  Lotus denticulatus I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 16475 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  CAS-BOT-BC181941  Lotus purshianus var. purshianus John Thomas Howell 1934-6-30 12295 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC181931  Lupinus Bruce Bartholomew; Barrett Anderson 1988-6-23 4226 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  RSA534615  Lupinus Bruce Bartholomew, B. Anderson 1989-6-3 4914 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  CHSC111992  Lupinus arbustus B. Castro; L. P. Janeway 2008-8-17 1753 Modoc Warner Mountains. North slope of Bald Mountain; lower slope below last row of trees, in feeders to S. Fork Mill Creek. 2302 Comment
  CHSC70729  Lupinus arbustus A. Sanger 1997-6-22 2529 Modoc In and adjacent to pine plantation near Soup Springs. 2133 Comment
  JEPS65312  Lupinus arbustus Leland S. Smith 1918-8-22 1048 Modoc Ridge above Bear Mt. (Modoc Forest); Warner Range, Modoc Forest Comment
  UC619253  Lupinus arbustus J. and H. W. Grinnell 1938-6-16 1106 Modoc Fort Bidwell and Cow Head Lake; Fort Bidwell and Cow Head Lake 1524 Comment
  RSA104667  Lupinus arbustus subsp. silvicola Alice Eastwood, John T. Howell 1940-6-13 8141 Modoc Warner Mountains, Fandango Pass. Comment
  CAS-BOT-BC182184  Lupinus argenteus John Thomas Howell 1934-7-2 12368 Modoc W side of Clear Lake. Comment
  CAS-BOT-BC182188  Lupinus argenteus Gordon H. True 1964-6-3 1427 Modoc About 5 mi. N of Cedarville, Surprise Valley. 1463 Comment
  CAS-BOT-BC182225  Lupinus argenteus C. B. Wolf 1931-9-4 2398 Modoc Canby. Comment
  UC865119  Lupinus argenteus A. A. Heller 1938-6-24 15222 Modoc between Alturas and Canby; between Alturas and Canby 1341 Comment
  SJSU9657  Lupinus argenteus W. Savage 1979-7-8 1493 Modoc N end Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  NY733047  Lupinus argenteus var. argenteus N. F. Bracelin 1931-6-30 500 Modoc Alturas. Open field at south end of town 1524 Comment
  POM299303  Lupinus argenteus var. argenteus H. C. Cantelow 1940-5-31 s.n. Modoc 18 miles west of Canby. 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
  NY736941  Lupinus argenteus var. heteranthus B. M. Bartholomew 1990-6-17 5298 Modoc Along Emerson Creek, 3.9 km southwest of County Road 1, east side of Warner Mountains 1700 Comment
  NY736942  Lupinus argenteus var. heteranthus B. M. Bartholomew 1990-8-4 5634 Modoc Crest of the Warner Mountains, ca. 0.5 km southeast of Patterson Lake along Summit Trail 2770 Comment
  SBBG125477  Lupinus argenteus var. heteranthus L. Ahart, J. Dittes 2012-7-10 18330 Modoc ca. 300 yards NE of old barn, on the sides of mowed rd; Ash Crk State Wildlife Area NE of Bieber, Big Valley 1266 Comment
  UC126948  Lupinus argenteus var. heteranthus Milo S. Baker 1893-6-18 Modoc Forestdale Comment
  SEINET10970215  Lupinus argenteus var. tenellus David B. Dunn 1954-9-3 Dunn 11808 Modoc Just N of Timber Mountain turnoff along Hwy 139. Comment
  HSC28501  Lupinus caudatus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19471 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  POM215170  Lupinus johannis-howellii A. H. Rodda 1932-7-1 s.n. Modoc Near Macarthur. Comment
  CAS-BOT-BC181872  Lupinus lepidus var. lobbii Bruce Bartholomew 1990-8-4 5645 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  JEPS65336  Lupinus lepidus var. lobbii Frances D. Payne 1931-6-29 307 Modoc e slope of Mt. Warren; Warner Mountains, e slope of Mt. Warren 2286 Comment
  CAS-BOT-BC181859  Lupinus lepidus var. sellulus Bruce Bartholomew; Barrett Anderson 1988-5-14 4212 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  CAS-BOT-BC181870  Lupinus lepidus var. sellulus Mrs. H. C. Cantelow 1940-6-2 Modoc About 10 miles NW of Canby on road to Lava Bed National Monument. Comment
  CHSC112052  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes 2012-7-11 18343 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  CAS-BOT-BC181854  Lupinus leucophyllus K. Paulson 1976-7-1 Modoc W of Canby on road to Happy Camp Guard Station. 1524 Comment
  CAS-BOT-BC181856  Lupinus leucophyllus Milo Samuel Baker; Franklin P. Nutting 1894-6-8 Modoc Lava near Egg Lake. Comment
  UC15911  Lupinus leucophyllus Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC181847  Lupinus microcarpus var. microcarpus Bruce Bartholomew 1990-6-18 5376 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  JEPS119666  Lupinus microcarpus var. microcarpus Lowell Ahart, John Dittes 2012-7-11 18342 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
  SJSU9583  Lupinus microcarpus var. microcarpus W. Savage 1979-7-4 1343 Modoc Triangel, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET8061408  Lupinus polyphyllus var. saxosus G. Schoolcraft 1998-5-19 2709 Modoc 1.2 mi. east of Highway 395 on Highway 299, E. Alturas 1387 Comment
  SEINET10486213  Lupinus saxosus Billy Joe Cox, David B. Dunn; Lewis S. Fleak 1970-6-8 Cox 1956 Modoc 6 mi n of alturas at jct. Of u.s. Hwy. 395/299 With cedarville road, arid Grassland with scattered juniper; rocky basalt. 1463 Comment
  SEINET10486221  Lupinus saxosus Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2586 Modoc 5 mi s of canby on state hwy. 299. Lupines heavily carpeting hillsides of Large basaltic boulders, sparse juniper-artemisia, purshia, poa association. 1280 Comment
  HSC25990  Lupinus sellulus var. sellulus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19513 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CHSC109213  Luzula comosa var. laxa L. P. Janeway; B. Castro 2012-7-24 10960 Modoc Warner Mountains. Along Forest Road/County road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Yellow Mountain Dismal Swamp. 2250 Comment
  UCR34809  Luzula subcongesta J. A. Harpel 1981-8-6 V 20 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  POM215937  Lycium barbarum Louis C. Wheeler 1935-10-10 4033 Modoc Alturas. 1357 Comment
  SJSU9662  Lycium barbarum W. Savage 1979-7-9 1505 Modoc by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  HSC63628  Lycopus uniflorus J. P. Smith, J. O. Sawyer 1973-8-9 7275 Modoc Blue Lake, Modoc National Forest 1829 Comment
  SBBG128274  Lythrum tribracteatum L. Ahart, J. Dittes 2010-8-30 17055 Modoc N side of small wash, ca. 10 yards W of the fence, S edge of the meadow, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8.0 mi NE of Bieber, Big Valley 1267 Comment
  RSA14503  Machaeranthera canescens var. shastensis Elmer I. Applegate 1923-3-17 3341 Modoc Dry Lake southeast of Tule Lake Comment
  JEPS5971  Madia Frances D. Payne 1932-7-22 744 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SJSU11765  Madia citriodora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  CAS-BOT-BC49435  Madia exigua Bruce Bartholomew 1991-6-20 5777 Modoc 7.5 km E of junction of county roads 87 and 90. 1220 Comment
  CAS-BOT-BC49405  Madia glomerata Margaret J. Williams 1983-7-29 83- 116 -2 Modoc 1.1 mi. N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. Comment
  HSC41119  Madia glomerata Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3252 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  UC159285  Madia glomerata Mrs. M. H. Manning 740 Modoc Hall's Meadows Comment
  CAS-BOT-BC49421  Madia gracilis John Thomas Howell 1934-6-12 12025 Modoc Plum Valley above Davis Creek, Warner Mts. Comment
  RSA452628  Mahonia repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass, Warner Mts. Comment
  RSA59361  Mahonia repens E. K. Balls 1950-5-11 14633 Modoc 0.3 mile below (east of) crest of Fandango Pass. (From Ft. Bidwell-Lake City Rd., to Bucks Creek ranger Station on Hwy 395) 1860 Comment
  RSA59540  Mahonia repens E. K. Balls 1950-5-20 14800 Modoc Above Mill Creek Falls Camp, toward Clear Lake. 1784 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
  HSC65601  Maianthemum racemosum subsp. amplexicaule Thomas Wood 1979-8-9 235 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of Jct. with Hwy. 2, N of Fort Bidwell. 1509 Comment
  RSA78906  Maianthemum stellatum E. K. Balls, Percy C. Everett 1952-10-10 18147 Modoc South fork of Public Camp, 8 mi E of Lilely, rd. to ZJess Valley. 1555 Comment
  CAS-BOT-BC49385  Malacothrix glabrata Bruce Bartholomew 1992-5-15 6291 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1410 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
  UC18742  Malva neglecta M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC95625  Marah fabacea Bruce Bartholomew 1992-5-14 6274 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1400 Comment
  HSC14236  Marrubium vulgare M. T. Milligan 1964-8-8 220 Modoc 3 miles W of Alturas on Modoc County Rd. 54A at Rifle Range. 1372 Comment
  CAS-BOT-BC498693  Marsilea vestita R. K. Gierisch; D. H. Esplin 1969-7-16 3546 Modoc Spaulding Resvr. 1432 Comment
  CDA13467  Marsilea vestita subsp. vestita G. F. Hrusa, T. D. Wilfred 1996-7-21 13314 Modoc Modoc Plateau; Pit River overflow channel at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  HSC14988  Medicago lupulina M. T. Milligan 1965-6-23 294 Modoc N end of Jess Valley 1616 Comment
  UC1024894  Melica fugax Leo Whitney 1935-5-24 3120 Modoc ca 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UCD37472  Melica fugax Beecher Crampton 1960-6-17 5695 Modoc Modoc County, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station, McKay Flat. 1280 Comment
  SEINET11678892  Melica stricta M. Ownbey, Meyer, F. G. 1940-1 2152 Modoc Cedar Peak, Warner Mts Comment
  HSC80811  Melica subulata G. M. Riegel 1979-7-12 525 Modoc South Warner Mountains. 2100 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-BC179865  Mentha arvensis Bruce Bartholomew 1995-8-1 7170 Modoc Ca. 1.6 km SE of Fort Bidwell on Fee Rd. 1390 Comment
  RSA252483  Mentha canadensis Robert F. Thorne, C. W. Tilforth 1969-9-5 39184 Modoc Pine Creek where it is crossed by Hwy 395, 3.4 miles S of Alturas. 1341 Comment
  HSC15844  Mentzelia albicaulis M. T. Milligan 1965-7-1 404 Modoc Plateau W of Jess Valley. 1829 Comment
  JEPS118254  Mentzelia dispersa Lowell Ahart, John Dittes 2011-6-22 17557 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  UC1191590  Mentzelia dispersa Herbert L. Mason, Verne Grant 1947-7-9 13317 Modoc Summit of Warner Range, Cedar Pass 1920 Comment
  UC872460  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 mi ne Alturas 1615 Comment
  POM261003  Mentzelia dispersa Alice Eastwood, J. T. Howell 1940-6-12 8056 Modoc Between Likely and Jess Valley. Comment
  UCSB11829  Mentzelia dispersa Haller, John 1961-6-25 Modoc Patterson Campground at Patterson Ranger Station, Eagleville-Likely road, about 3.5 mi. W of crest of Warner Mountains 2194 Comment
  RSA261004  Mentzelia montana Alice Eastwood 1940-6-14 8254 Modoc Between Mammoth Cave and Lava Beds National Monument. 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
  UC79014  Mertensia ciliata Mrs. R. M. Austin Jul 1894 276 Modoc Lassen Creek Comment
  CAS-BOT-BC498692  Mertensia ciliata E. K. Balls 1950-5-20 14791 Modoc South Fork Public Camp, South Fork Pit River (likely to Clear Lake) 1432 Comment
  UCSB27154  Mertensia ciliata Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake; east of Likely; Warner Mtns. 1767 Comment
  CAS-BOT-BC54050  Mertensia longiflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6476 Modoc At the Nevada border on Barrel Spring Road, N end of Surprise Valley. 1680 Comment
  RSA182939  Mertensia oblongifolia Clare B. Hardham 1961-6-18 7585 -c Modoc Cedar Pass. 1829 Comment
  UC1560375  Mertensia oblongifolia E. Joyal and D. Mehlman 1988-6-28 1293 Modoc Near Warner Mts., ridge road Comment
  CAS-BOT-BC54006  Mertensia oblongifolia var. amoena Bruce Bartholomew; Barrett Anderson 1989-6-1 4765 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  CHSC31508  Mertensia oblongifolia var. amoena N. E. H. Prouty 1980-7-1 196 Modoc Modoc Nat. Forest. Opening south of Soup Spring's Campground. 2072 Comment
  CAS-BOT-BC54014  Mertensia oblongifolia var. nevadensis E. H. Steffen 1917-6-9 29 1/2 Modoc Jess Valley. 1981 Comment
  CAS-BOT-BC54023  Mertensia oblongifolia var. oblongifolia Annie Montague Alexander; L. Kellogg 1946-6-30 4882 Modoc Highgrade, west side of ridge, N end of Warner Mountains 2377 Comment
  CAS-BOT-BC58780  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6309 Modoc Upper end of Pleasants Canyon, W side of Warner Mountains. 1930 Comment
  RSA550545  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6301 Modoc Tamarack Flat, E side of the Warner Mountains., (41 53 10 N, 120 13 38 W) 2160 Comment
  CAS-BOT-BC225964  Micranthes nidifica Bruce Bartholomew; Mona Bourell 1990-4-27 5171 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC225968  Micranthes oregana Bruce Bartholomew; Barrett Anderson 1988-6-24 4367 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  NY539940  Micromonolepis pusilla B. M. Bartholomew 1989-6-2 4813 Modoc Sand dunes at the southeast corner of Upper Alkali Lake, east side of Surprise Valley 1400 Comment
  CAS-BOT-BC49354  Microseris nutans Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16408 Modoc 3 mi. E of Thoms Creek bridge, near Cedar Pass campground. Comment
  CAS-BOT-BC49361  Microseris nutans John Thomas Howell 1934-6-11 11977 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49397  Microseris nutans Elmer Ivan Applegate 1932-8-1 8005 Modoc Mill Creek Meadows, western slope of Warner Mts. Comment
  CHSC67085  Microseris nutans James D. Jokerst 1987-5-12 2843 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Comment
  CAS-BOT-BC49353  Microseris nutans John H. Hatton 1911-6-10 10 Modoc Modoc County. Comment
  CAS-BOT-BC197900  Microsteris gracilis Bruce Bartholomew 1992-5-16 6339 Modoc Burned area along County Road 91, ca. 2.5 km S of turn off to Happy Camp Ranger Station. 1390 Comment
  CAS-BOT-BC197902  Microsteris gracilis Bruce Bartholomew; Barrett Anderson 1989-4-29 4673 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC197903  Microsteris gracilis Bruce Bartholomew 1991-5-24 5721 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  RSA488027  Microsteris gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1988-5-12 4094 Modoc White Horse 1340 Comment
  HSC20803  Mimulus breviflorus M. T. Milligan 1964-7-1 114 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  UC1540231  Mimulus breviflorus Dean Wm. Taylor, Glenn L. Clifton 1987-6-24 9055 Modoc along inlet stream at extreme se portion of lakebed Egg Lake 1280 Comment
  SEINET3365874 Image available Mimulus breweri Annie M. Alexander, Louise Kellogg 1946-7-1 4888 Modoc Warner Mountains; 1/2 mile east of Bidwell Creek road summit Comment
  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
  UC26980  Mimulus guttatus Milo S. Baker 1893-1 Modoc Forestdale Comment
  UC445221  Mimulus guttatus W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains 2225 Comment
  UCR34706  Mimulus guttatus J. A. Harpel 1981-8-6 V 30 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UC1063132  Mimulus microphyllus R. C. Wilson 1933-6-4 39 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UC445218  Mimulus moschatus var. longiflorus Franklin P. Nutting Modoc near Forestdale; Taylor Creek Comment
  CAS-BOT-BC234453  Mimulus nanus Bruce Bartholomew 1991-6-20 5787 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  UC27037  Mimulus nanus var. jepsonii M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake Comment
  UC748171  Mimulus nanus var. nanus Annie M. Alexander and Louise Kellogg 1946-7-24 5075 Modoc Horse Mountain Warner Mountains Comment
  UCSB48316  Mimulus nanus var. nanus Hardham, Clare 1961-6-19 Modoc Willow Creek 1676 Comment
  UC103787 Image available Mimulus nanus var. nanus Mrs. R. M. Austin 1885-1 Modoc Modoc Co. Comment
  JEPS79124 Image available Mimulus pulsiferae L. R. Heckard with Rimo Bacigalupi 1980-6-10 5228 Modoc Southwest margin of Egg Lake Comment
  RSA535786  Mimulus pygmaeus David M. Thompson 1988-6-3 929 Modoc Lookout Junction. 1300 Comment
  UC1736251  Mimulus pygmaeus Dean W. Taylor 1987-6-6 9016 Modoc southeast margin Egg Lake, along the outlet stream 1280 Comment
  UCD77260  Mimulus pygmaeus Robert E. Preston 2000-5-31 1353 Modoc Modoc Plateau, along Hwy 139, ca. 1 mi w of Forest Service Road 44N11. 1463 Comment
  CAS-BOT-BC95210  Minuartia douglasii Bruce Bartholomew 1993-6-12 6585 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC95216  Minuartia nuttallii Annie Montague Alexander; L. Kellogg 1946-7-30 5093 Modoc Eagle Peak, Warner Mts. Comment
  NY758255  Mitella pentandra R. M. Austin 08 1894 s.n. Modoc Lassen Creek Comment
  CAS-BOT-BC179852  Monardella odoratissima subsp. glauca Bruce Bartholomew; Barrett Anderson 1988-7-23 4554 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  CAS-BOT-BC179853  Monardella odoratissima subsp. glauca Mona Bourell; Robert Patterson 1993-8-15 5254 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC1561071  Monardella odoratissima subsp. glauca Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10462 Modoc Eagle Peak Warner Mountains 2880 Comment
  UC25496  Monardella odoratissima subsp. glauca Milo S. Baker 1893-7-2 Modoc Comment
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Oct 10 2006
  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
  POM228879  Monardella sheltonii Louis C. Wheeler 1935-8-14 3841 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC197477  Montia chamissoi Bruce Bartholomew; Barrett Anderson 1989-6-3 4861 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC197480  Montia chamissoi Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16454 Modoc Southern outskirts of Fort Bidwell. Comment
  CAS-BOT-BC197516  Montia chamissoi Bruce Bartholomew; Barrett Anderson 1990-7-20 5506 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC197519  Montia chamissoi Roxana Stinchfield Ferris; R. Duthie 1919-6-13 25 Modoc Parker Creek near Nat. Forest Boundary. Comment
  CAS-BOT-BC197520  Montia chamissoi E. S. Willits 1940-5-17 265 Modoc Willow Ranch. Comment
  CAS-BOT-BC197522  Montia chamissoi Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, U.S. Hy. 299, E of Bieber. Comment
  CAS-BOT-BC197523  Montia chamissoi Francis Dorris Payne 1932-6-27 616 Modoc Parker Creek. 1584 Comment
  RSA520346  Montia fontana Bruce Bartholomew, B. Anderson 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mtns. 1950 Comment
  CDA32537  Muhlenbergia asperifolia T. C. Fuller 1962-8-3 9493 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  UC60839  Muhlenbergia filiformis M. S. Baker and Frank Nutting 1894-8-25 Modoc meadow near Forestdale 1371 Comment
  UCD86774  Muhlenbergia jonesii Leo Whitney 1935-8-15 3622 Modoc U.S.B.E. - R. S. -6. Comment
  CAS-BOT-BC247561  Muhlenbergia richardsonis Alice Eastwood; John Thomas Howell 1940-6-14 8205 Modoc Near Kelly Hot Spring. Comment
  UC1254975  Muhlenbergia richardsonis Alice Eastwood and John Thomas Howell 1940-6-14 8205 Modoc near Kelley Hot Springs Comment
  UCD86891  Muhlenbergia richardsonis A. A. Beetle 1941-6-29 2836 Modoc Near summit of Mt. Adin. 1828 Comment
  JEPS20005  Myosurus apetalus M. H. Manning May, 1903 119 Modoc Ft. Bidwell Comment
  CHSC85413  Myosurus minimus John Dittes 1991-6-1 375 A 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
  POM261001  Nama densa Alice Eastwood, J. T. Howell 1940-6-13 8156 Modoc East side of Fandango Pass. Comment
  UC133073  Nama densa var. parviflora Mrs. R. M. Austin Aug. 1894 244 Modoc plains n Alturas; n of Alturas Comment
  NY1082388  Nama densum B. M. Bartholomew 1989-6-2 4817 Modoc Sand dunes at the southeast corner of Upper Alkali Lake, east side of Surprise Valley 1400 Comment
  UCD116067  Nasturtium officinale Verne Grant; Irving Schneider 1947-7-22 8154 Modoc Headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to south end of Goose Lake. Comment
  SEINET201593  Navarretia breweri Arthur Cronquist 1959-6-20 8528 Modoc Cedarville Pass, Warner Mts. Between Cedarville and Alturas 1920 Comment
  UCD32710  Navarretia breweri Beecher Crampton 1954-7-7 2138 Modoc Modoc County, west side of Cedar Pass. Comment
  HSC17135  Navarretia breweri M. T. Milligan 1964-6-20 69 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  UC908366  Navarretia divaricata Louis C. Wheeler 1935-8-2 3747 Modoc Twelve-Mile Creek Warner Mts. 2286 Comment
  CAS-BOT-BC197998  Navarretia divaricata subsp. vividior Lewis Samuel Rose 1940-6-14 40574 Modoc 8 mi NW of Canby. 1524 Comment
  CAS-BOT-BC197999  Navarretia divaricata subsp. vividior Mrs. Annie F. Rodda 1932-7-1 s.n. Modoc Between Macarthur and Alturas. Comment
  CAS-BOT-BC197994  Navarretia intertexta subsp. intertexta Bruce Bartholomew 1990-8-3 5609 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  UC711866  Navarretia intertexta subsp. propinqua Roxana S. Ferris and Laura Lorraine 1941-8-14 10604 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  HSC17143  Navarretia intertexta subsp. propinqua M. T. Milligan 1964-8-21 232 Modoc S end of Dorris Reservoir Dam 1372 Comment
  JEPS70412  Navarretia intertexta subsp. propinqua Frances D. Payne 1929-6-29 33 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CHSC14171  Navarretia leptalea K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5823 Modoc W side of Egg Lake. 1295 Comment
  CAS-BOT-BC197960  Navarretia leucocephala subsp. minima Bruce Bartholomew 1990-6-18 5374 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  CAS-BOT-BC197962  Navarretia leucocephala subsp. minima Bruce Bartholomew 1989-7-14 4957 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CHSC85115  Navarretia leucocephala subsp. minima John Dittes; Josephine Guardino 1991-7-21 424 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
  OBI48922  Navarretia leucocephala subsp. minima Lewis s. Rose 1940-7-14 40571 Modoc 8 mi. nw. of Canby 1524 Comment
  UC1191635  Navarretia linearifolia subsp. linearifolia Herbert L. Mason 1947-8-8 13455 Modoc nw Alturas (Ingalls Swamp); 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
  UC932007  Navarretia sinistra Verne Grant, Alva Grant 1947-7-13 8015 Modoc Fandango Pass Warner Mountains, Fandango Pass Comment
  CAS-BOT-BC179296  Nemophila parviflora var. austiniae John Thomas Howell 1934-6-12 12026 Modoc Plum Valley. Comment
  CAS-BOT-BC179299  Nemophila parviflora var. austiniae Bruce Bartholomew 1991-5-23 5689 Modoc 0.5 km E of Day on County Rd. 94. 1050 Comment
  UC449918  Nemophila parviflora var. austiniae Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell , 12 Mile Creek (12 Mile Creek) Comment
  UC748435  Nemophila parviflora var. austiniae Annie M. Alexander and Louise Kellogg 1946-6-14 4745 Modoc Barber Creek Barber Creek (Patterson Mill Road) 1798 Comment
  POM248997  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-12 2333 Modoc Edge of Thombs Creek at foot of Bonner Grade, Cedar Pass Road, 13.4 miles NE of Alturas, western foothills of the Warner Range 1524 Comment
  UC748446  Nemophila parviflora var. austiniae Annie M. Alexander and Louise Kellogg 1946-6-5 4665 b Modoc s Eagleville (Emerson Creek, Emerson Camp, in camp meadow); Warner Mountains, Emerson Creek 2133 Comment
  HSC26509  Nemophila pedunculata J. P. Smith, J. O. Sawyer 1972-5-6 5258 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  RSA59717  Nemophila pedunculata E. K. Balls 1950-5-18 14758 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  UC1178999  Nemophila pedunculata Herbert L. Mason 1947-7-8 13313 Modoc Cedar Pass , Cedar Pass (summit Warner Range) 1920 Comment
  UC1332113  Nemophila pedunculata Alice Eastwood and John Thomas Howell 1940-6-13 8193 Modoc w side Cedar Pass Comment
  JEPS31546  Neoholmgrenia andina Milo S. Baker 1894-6-29 Modoc Big Valley Comment
  HSC65549  Nepeta cataria Thomas Wood 1979-8-8 200 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  CAS-BOT-BC349857  Nestotus stenophyllus Mrs. C. C. Bruce 1898-6-1 2184 Modoc Lake City Mt Comment
  RSA152600  Nestotus stenophyllus I. L. Wiggins, Dorothy Wiggins 1961-6-12 16377 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. Comment
  UC1234579  Nestotus stenophyllus Peter H. Raven 1962-5-29 17895 Modoc 14 miles northwest of Canby. 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
  UC103909  Nicotiana attenuata Mrs. R. M. Austin Jul 1894 97 Modoc Chalk Grade Pit River (Pit River) Comment
  UC71723  Nicotiana attenuata Mrs. M. H. Manning 1902-9-7 2 b Modoc Surprise Valley Comment
  UC71730  Nicotiana attenuata Mrs. M. H. Manning 1902-9-1 2 a Modoc Long Valley Comment
  CAS-BOT-BC49371  Nothocalais troximoides Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6532 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 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-BC190805  Oenothera elata subsp. hirsutissima Bruce Bartholomew 1991-10-13 6127 Modoc Ca. 1.5 km SE of Adin on County Road 88. 1240 Comment
  CHSC107332  Oenothera flava Lowell Ahart; John Dittes 2011-6-21 17515 Modoc About 200 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  HSC16525  Oenothera flava M. T. Milligan 1964-6-17 41 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  NY998814  Oenothera flava K. Paulson 1989-6-21 142 Modoc Vicinity of South Fork of Pine Creek, west side of the Warner Mountains 1884 Comment
  UC1191753  Oenothera villosa subsp. strigosa Verne Grant and Irving Schneider 1947-7-19 8074 Modoc in Southern Pacific right-of-way near East Canal (s of Alturas); Pit Valley, Williams ranch Comment
  RSA59650  Olsynium douglasii var. douglasii E. K. Balls 1950-5-12 14641 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. Comment
  RSA128638  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc S/4th St., E/East St., Alturas Comment
  RSA128696  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc S/4th St., E/East St., Alturas Comment
  CDA7559  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  CDA7561  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  UCD134667  Onopordum acanthium T. C. Fuller 1959-7-8 B Modoc south side of 4th Street, east of East Street, Alturas. Comment
  CAS-BOT-BC499806  Orobanche corymbosa subsp. corymbosa Clare B. Hardham 1974-8-4 20180 Modoc Headwaters of Dismal and 12 Mile creeks, Warner Mountains 2133 Comment
  HSC80905  Orobanche fasciculata G. M. Riegel 1980-6-30 780 Modoc S Warner Mtns. 1829 Comment
  UC136735  Orobanche uniflora subsp. occidentalis Mrs. R. M. Austin May 1894 85 Modoc Ewing Creek. 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
  SEINET227723 Image available Orthocarpus copelandii var. cryptanthus Margaret J. Williams 1983-7-29 83- 117 -7 Modoc 1.1 miles N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mts. Comment
  JEPS3006  Orthocarpus cuspidatus subsp. cryptanthus Frances Payne 1932-6-26 614 Modoc high ridges n Parker Creek (Warner Mountains); , high ridges n of Parker Creek 1828 Comment
  JEPS74350  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 3768 A Modoc along forest service road 3.5 mi n Cedar Pass; Warner Mts., n of Cedar Pass 2042 Comment
  UCSB10027  Orthocarpus cuspidatus subsp. cryptanthus Haller, John 1959-8-1 Modoc 1/4 mile north of the highest point on the road between Blue Lake and Lower Alkali Lake, crest of the Warner Mnts. 2438 Comment
  RSA531359  Orthocarpus hispidus Bruce Bartholomew, B. Anderson 1989-6-1 4762 Modoc S end of Goose Lake. 1460 Comment
  HSC80792  Osmorhiza berteroi G. M. Riegel 1979-9-1 741 Modoc S Warner Mtns. 1670 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
  NY1101666  Osmorhiza chilensis B. M. Bartholomew 1988-6-23 4284 Modoc Widow Valley, 18.0 km west of Day on County Road 94. 1230 Comment
  CAS-BOT-BC15746  Osmorhiza occidentalis Barrett Anderson 1986-7-9 3152 Modoc Hwy 299 just W of Cedar Pass. 1920 Comment
  UC1567363  Oxyria digyna G. Schoolcraft 1989-7-16 1951 Modoc s Patterson Lake; Warner Mtns., s of Patterson Lake 2804 Comment
  CAS-BOT-BC50301  Packera cana Bruce Bartholomew 1990-6-17 5357 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  UC585149  Packera cana E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1829 Modoc about 3 mi w Cedarville (in the Warner Mountains, Cedar Creek Canyon); Warner Mountains, Cedar Creek Canyon Comment
  SJSU5425  Packera cana J. W. Tilden 1958-6-26 1269 Modoc near Monument Hdqtrs, Lava Beds National Monument Comment
  HSC28869  Packera eurycephala D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19392 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC316873  Packera eurycephala var. eurycephala R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC50315  Packera eurycephala var. eurycephala Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5991 Modoc NW of Alturas. 1371 Comment
  CAS-BOT-BC50325  Packera eurycephala var. eurycephala Gordon H. True 1964-6-3 1459 Modoc North fork Pit River between Alturas and Goose Lake. 1463 Comment
  UC35986  Packera eurycephala var. eurycephala Mrs. R. M. Austin Aug 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC50269  Packera eurycephala var. eurycephala Leland S. Smith 1404 Modoc Lava Beds, West Lava Ranger Station. 1280 Comment
  POM229219  Panicum capillare L. C. Wheeler 1935-9-13 3984 Modoc Devil's Garden; Fletcher Creek at Pease Place 1524 Comment
  UC1024778  Panicum capillare Leo Whitney 2246 Modoc ca 15 mi nw Canby (Hackamore, Modoc National Forest); Modoc National Forest, Hackamore 1463 Comment
  POM126423  Paxistima myrsinites Franklin P. Nutting s.n. Modoc Near Forestdale. Comment
  NY1000968  Paxistima myrsinites M. S. Baker 06 1893 s.n. Modoc Comment
  HSC80739  Pedicularis attollens G. M. Riegel 1980-8-9 1002 Modoc S Warner Mtns. 1670 Comment
  RSA401926  Pedicularis attollens George Willet 1935-6-26 s.n. Modoc Jess Valley, Warner Mountains. 2439 Comment
  CAS-BOT-BC232305  Pedicularis groenlandica subsp. surrecta Elmer Ivan Applegate 1932-7-6 8242 Modoc Lily Lake, Bidwell Pass, Warner Mountatins Comment
  CAS-BOT-BC30195  Pellaea breweri Gregg M. Riegel 1980-7-31 928 Modoc South Warner Mountains Comment
  JEPS11490  Penstemon cinicola W. L. Jepson 1918-8-7 7883 Modoc Mt. Bidwell 2468 Comment
  CAS-BOT-BC232341  Penstemon davidsonii var. davidsonii Annie Montague Alexander; L. Kellogg 1946-7-23 5046 Modoc Emerson Peak, Warner Mountains 2749 Comment
  CAS-BOT-BC232350  Penstemon davidsonii var. davidsonii Bruce Bartholomew 1991-8-5 6055 Modoc Spring NE of Cottenwood Lake along Summit Trail from Squaw Peak to Patterson Lake, Warner Mts. 2580 Comment
  CAS-BOT-BC232374  Penstemon deustus var. pedicellatus Bruce Bartholomew; Barrett Anderson 1990-7-20 5492 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  JEPS11229  Penstemon deustus var. pedicellatus Milo S. Baker 1894-1 Modoc Egg Lake Comment
  NY591813  Penstemon deustus var. pedicellatus B. M. Bartholomew 1988-6-23 4256 Modoc 1.8 km WSW of Day on County Road 94. Fall River Mills 15' Quad. 1170 Comment
  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
  HSC20994  Penstemon gracilentus M. T. Milligan 1966-8-3 626 Modoc W slope of Eagle Peak 2439 Comment
  NY604219  Penstemon janishiae N. H. Holmgren 1978-6-8 8883 Modoc Crowder Flat road, 0.5 km (0.3 mile) from junction with California Highway 299 which is 5.6 km (3.5 miles) west of U.S. Highway 395 (Alturas) 1340 Comment
  SEINET5328793 Image available Penstemon janishiae M. J. Williams, T. Holcom, B. Holcom; L. Saxton 1988-5-28 88- 24 -2 Modoc Grade up to Crowder Flat from Hwy 299, W of Alturas. Top of steep bank by road 1478 Comment
  CAS-BOT-BC232505  Penstemon roezlii M. M. Hanna 1956-6-7 s.n. Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC245573  Penstemon roezlii Alice Eastwood; John Thomas Howell 1940-6-12 8090 Modoc Jess Valley. Comment
  CHSC117049  Penstemon roezlii Lowell Ahart; John Dittes 2016-6-6 20944 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
  SFV3436  Penstemon roezlii I. L. Wiggins, D. B. Wiggins 1961-6-12 16369 Modoc Warner Mountains Gentle, grassy slope at junction of Cedar Pass Road with California Highway 299. 5.5 miles north of Alturas. 1370 Comment
  UC71744  Penstemon roezlii Mrs. M. H. Manning June 1903 176 Modoc Mt. Bidwell Mt. Bidwell (ne Modoc County) Comment
  UC887106  Penstemon roezlii C. L. Hitchcock 1940-5-27 6651 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  CAS-BOT-BC245570  Penstemon roezlii Gordon H. True 1964-6-3 1462 Modoc N Fork of Pit River brtween Alturas and Goose Lake. 1432 Comment
  NY650142  Penstemon roezlii M. S. Baker 06 1893 s.n. Modoc Comment
  SEINET5329597 Image available Penstemon roezlii M. J. Williams 1962-7-8 s.n. Modoc Cedar Pass Comment
  UC27500  Penstemon roezlii Mrs. R. M. Austin and Bruce July 1898 2361 Modoc Foothills Comment
  CAS-BOT-BC245494  Penstemon rydbergii var. oreocharis Annie Montague Alexander; L. Kellogg 1946-6-14 4749 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC245496  Penstemon rydbergii var. oreocharis K. Paulson; Robert Paulson 1990-7-2 210 Modoc Dismal Swamp, Warner Mts. Comment
  CAS-BOT-BC245498  Penstemon rydbergii var. oreocharis Alice Eastwood; John Thomas Howell 1940-6-12 8065 Modoc Between Likely and Jess Valley. Comment
  HSC21044  Penstemon rydbergii var. oreocharis M. T. Milligan 1964-6-25 84 Modoc Upper Lassen Creek 1829 Comment
  POM44139  Penstemon rydbergii var. oreocharis R. M. Austin 1895-07 520 Modoc Goose Lake Valley. Comment
  RSA11914  Penstemon rydbergii var. oreocharis Elmer I. Applegate 1932-7-9 7595 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  UC102983  Penstemon rydbergii var. oreocharis R. M. Austin Aug. 1894 300 Modoc Davis Creek Comment
  CAS-BOT-BC245547  Penstemon speciosus Elmer Ivan Applegate 1939-7-9 7579 Modoc Bidwell Mountain. Comment
  CAS-BOT-BC245556  Penstemon speciosus Alice Eastwood; John Thomas Howell 1940-6-12 8094 Modoc Jess Valley. Comment
  CAS-BOT-BC245558  Penstemon speciosus Elmer Ivan Applegate 1932-7-9 7607 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC245559  Penstemon speciosus L. Mott 1976-5-29 4 LM76 Modoc Devil's Garden, N of Alturas. 1402 Comment
  SBBG26833  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi NE of Alturas 1615 Comment
  HSC24861  Penstemon speciosus R. W. Spjut 1970-7-20 500 Modoc SE corner of Goose Lake, 4 mi. W of Davis Creek 1372 Comment
  JEPS86112  Penstemon speciosus Wayne Roderick 1966-7-23 Modoc on w side of Cedar Pass Warner Mtns, on w side of Cedar Pass 1524 Comment
  NY661015  Penstemon speciosus R. M. Austin 06 1898 3360 Modoc Comment
  UC726127  Penstemon speciosus A. A. Heller 1941-6-25 16204 Modoc on the Cedarville Road steep slope just below the beginning of the ascent to Cedar Pass 1935 Comment
  CAS-BOT-BC214734  Peraphyllum ramosissimum Leland S. Smith 1920-7-4 1170 Modoc Plateau, W of Alturas. 1524 Comment
  JEPS45606  Peraphyllum ramosissimum Mrs. M. H. Manning 1923-8-1 Modoc Likely 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
  CAS-BOT-BC15707  Perideridia bolanderi subsp. bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4255 Modoc 4.2 km NW of Day. 1020 Comment
  RSA210845  Perideridia bolanderi subsp. bolanderi R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39063 Modoc SW shore of Goose Lake N of McGinty Point 1448 Comment
  HSC80791  Perideridia gairdneri subsp. gairdneri G. M. Riegel 1979-9-1 736 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC15712  Perideridia oregana Isabelo T. Kelly 1930-1-1 18 Modoc Near Davis Creek. Comment
  UC20886  Perideridia oregana Mrs. R. M. Austin July 1894 Modoc Goose Lake Valley Comment
  UC748469  Perideridia oregana Annie M. Alexander and Louise Kellogg 1946-7-10 4951 Modoc n Lake Annie Comment
  JEPS5966  Perideridia oregana Frances D. Payne 1931-7-4 311 Modoc Parker Creek Warner Mountains 1584 Comment
  UC726878  Perideridia oregana A. A. Heller 1941-6-25 16208 Modoc plateau s Big Sage Reservoir (nw of Alturas) Comment
  CAS-BOT-BC95156  Peritoma platycarpa Mrs. H. C. Cantelow 1940-5-31 3059 Modoc 7.3 mi W of Alturas. Comment
  CHSC109677  Persicaria amphibia Lowell Ahart; John Dittes 2012-7-10 18327 Modoc On the drying north side of the drainage, east of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA427960  Phacelia frigida subsp. dasyphylla Christopher Davidson 1975-6-4 2610 Modoc A quarter mile west of Cedarville on Highway 299. 1463 Comment
  UC748114  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-8-1 5116 Modoc Eagle Peak Warner Mountains (top) 3019 Comment
  CAS-BOT-BC179260  Phacelia hastata subsp. hastata Annie Montague Alexander; L. Kellogg 1946-6-30 4870 Modoc Highgrade, W side of ridge. 2377 Comment
  CAS-BOT-BC179262  Phacelia hastata subsp. hastata K. Paulson; Robert Paulson 1988-6-29 61 Modoc N.E. Joseph Creek Basin, Warner Mts.. 1676 Comment
  CAS-BOT-BC179263  Phacelia hastata subsp. hastata Bruce Bartholomew; Barrett Anderson 1990-7-20 5480 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC179255  Phacelia hastata subsp. hastata Clarence Roy Quick 1934-7-24 1353 Modoc 2-3 1/2 im NE of Patterson Ranger Station. 2438 Comment
  HSC65623  Phacelia hastata var. compacta J. P. Smith, J. O. Sawyer 1973-8-8 7221 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC180010  Phacelia heterophylla subsp. virgata Roxana Stinchfield Ferris; R. Duthie 1919-6-15 85 Modoc Above Parker Creek. 1676 Comment
  CAS-BOT-BC180012  Phacelia heterophylla subsp. virgata M. M. Hanna 1956-6-5 Modoc Cedar Pass. Comment
  CDA13457  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1996-7-21 13304 Modoc Modoc Plateau; adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  UC672409  Phacelia heterophylla subsp. virgata F. H. Frost 1925-7-24 107 Modoc Jess Valley Warner Mts. Comment
  UC735105  Phacelia heterophylla subsp. virgata Lincoln Constance 1946-7-4 3101 Modoc above Thom's Creek (17 mi ne of Alturas); Warner Mountains 1676 Comment
  UC726920  Phacelia heterophylla subsp. virgata A. A. Heller 1941-6-26 16223 Modoc along US Hwy 299 4 mi w Canby Comment
  HSC81072  Phacelia humilis G. M. Riegel 1978-7-11 50 Modoc South Warner Mtns. 1670 Comment
  UC660090  Phacelia humilis Dorothy E. Beetle 1941-7-29 65 Modoc road to Cedarville at the pass; above a stream 2118 Comment
  UC702951  Phacelia humilis Alice Eastwood and John Thomas Howell 1940-6-13 8185 Modoc w side Cedar Pass Comment
  UC735037  Phacelia humilis Lincoln Constance 1946-7-4 3102 Modoc above Thom's Creek (17 mi ne of Alturas); Warner Mountains 1676 Comment
  UC748322  Phacelia humilis Annie M. Alexander and Louise Kellogg 1946-6-5 4660 Modoc s Eagleville; Warner Mountains, Emerson Creek 1783 Comment
  UC619272  Phacelia humilis J. and H. W. Grinnell 1938-6-16 1110 Modoc Cedar Pass Summit Warner Mountains 1935 Comment
  CAS-BOT-BC179972  Phacelia humilis var. humilis M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Camp ground. Comment
  CAS-BOT-BC179973  Phacelia humilis var. humilis John Thomas Howell 1934-6-13 12062 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC179987  Phacelia humilis var. humilis D. E. (Mrs. A. A. Beetle) Beetle 1941-6-29 65 Modoc Road to Cedarville, at pass. 2118 Comment
  CAS-BOT-BC179995  Phacelia humilis var. humilis K. Paulson; Robert Paulson 1988-6-11 29 Modoc N of Stough Reservoir, Warner Mts.. 1706 Comment
  CAS-BOT-BC180001  Phacelia humilis var. humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 mi. NE of Alturas. 1615 Comment
  POM260003  Phacelia humilis var. humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 miles NE of Alturas. 1616 Comment
  CAS-BOT-BC179970  Phacelia inundata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6452 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC179947  Phacelia linearis Annie Montague Alexander; L. Kellogg 1946-6-18 4798 Modoc Patterson Mill-Silver Creek Rd. 1828 Comment
  CAS-BOT-BC179954  Phacelia linearis M. M. Hanna 1956-6-7 Modoc Junction Hwy 139 and Glass Mt. Rd. Comment
  CAS-BOT-BC179958  Phacelia linearis L. A. M. Black 1894-7-1 98 Modoc Davis Creek. Comment
  JEPS4040  Phacelia linearis Frances D. Payne 1929-6-22 17 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  POM260899  Phacelia linearis Alice Eastwood, J. T. Howell 1940-6-14 8251 Modoc Between Mammoth Cave and Lava Beds National Monument. Comment
  UC1299154  Phacelia linearis Freed W. Hoffman 1955-7-13 4096 Modoc one mi e Cedar Pass Camp Ground (rocky ridge at side of road) 1737 Comment
  UC748443  Phacelia linearis Annie M. Alexander and Louise Kellogg 1946-6-18 4796 Modoc meadow Patterson Mill-Silver Creek roads 1828 Comment
  CAS-BOT-BC179937  Phacelia ramosissima var. eremophila Annie Montague Alexander; L. Kellogg 1946-6-7 4943 Modoc Eight Mile Creek. 1752 Comment
  POM301682  Phacelia ramosissima var. ramosissima Marion Ownbey, Fred G. Meyer 1940-7-1 2156 Modoc Cedar Peak, Warner Mountains. Comment
  SJSU9586  Phacelia thermalis W. Savage 1979-7-5 1350 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  HSC31351  Phleum alpinum D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19342 Modoc Soup Springs Campground Comment
  HSC80828  Phleum alpinum G. M. Riegel 1980-8-7 1009 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC247597  Phleum pratense Bruce Bartholomew; Barrett Anderson 1988-7-22 4477 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  HSC2313  Phleum pratense M. T. Milligan 1964-7-20 156 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  UC1100414  Phleum pratense Herbert L. Mason and Verne Grant 1947-7-10 13358 Modoc 2 mi e Alturas (1/4 mi w of Dorris Reservoir); w of Dorris Reservoir Comment
  CAS-BOT-BC197955  Phlox diffusa F. Angwin 1946-5-3 s.n. Modoc Big Valley. 1280 Comment
  CAS-BOT-BC248333  Phlox diffusa B. Bartholomew; H. Sun 2002-6-24 8813 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  JEPS26567  Phlox diffusa Lauramay T. Dempster 1961-6-18 1691 Modoc just s Cedar Pass Comment
  UCSB27388  Phlox diffusa Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls; near Clear Lake; east of Likely; Warner Mtns Comment
  RSA11971  Phlox diffusa subsp. diffusa Elmer I. Applegate 1932-7-9 7572 Modoc North slope of Bidwell Mountain, Warner Mountains 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
  SEINET3134806  Phlox gracilis E. K. Balls 1950-5-12 14659 Modoc Bucks Creek Ranger Station, Modoc Natl. For., E of Goose Lake 1676 Comment
  CAS-BOT-BC197890  Phlox hoodii subsp. canescens Alice Eastwood; John Thomas Howell 1940-6-14 8239 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC197892  Phlox hoodii subsp. canescens Barrett Anderson 1986-7-10 3193 Modoc West Warner Rd N of the North Fork of Pine Creek. 1965 Comment
  CAS-BOT-BC197893  Phlox hoodii subsp. canescens Bruce Bartholomew 1991-5-25 5753 Modoc Ca. 6 km NW of Tionesta on road to Lava Beds National Monument. 1310 Comment
  CHSC118072  Phlox hoodii subsp. canescens L. P. Janeway 2016-5-17 12013 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  CHSC116361  Phlox hoodii subsp. canescens J. R. Keck Jr.; Wright 1991-5-30 PDR 725210 Modoc Tionesta; Modoc National Forest. 1311 Comment
  UC1602185  Phlox hoodii subsp. canescens Mrs. M. H. Manning 1917-1 Modoc e of Lake City (ridge between Middle and Lower Lakes, ne Cedarville); Cedarville Comment
  UC23906  Phlox hoodii subsp. canescens Mrs. C. C. Bruce Jun 1898 2329 Modoc Warner Mts. 2438 Comment
  UCD118241  Phlox hoodii subsp. canescens R. N. Raynor 1940-4-16 s.n. Modoc Round Valley, between Aden and Canby. 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
  HSC75911  Phlox rigida D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19407 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  RSA550546  Phlox speciosa subsp. occidentalis Bruce Bartholomew 1992-5-17 6344 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir 1460 Comment
  CAS-BOT-BC197866  Phlox stansburyi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6487 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  CAS-BOT-BC197869  Phlox stansburyi Bruce Bartholomew; Mona Bourell 1990-4-27 5183 Modoc Vicinity of Lower Cummings Reservoir, 5 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  CAS-BOT-BC197875  Phlox stansburyi C. C. (Mrs.) Bruce 1894-6-1 91 Modoc Davis Creek. Comment
  SJSU13883  Phlox stansburyi N. A. Hopkins 1985-5-13 1271 Modoc by Hwy 395 c. 30 mi S of Alturas Comment
  CHSC118079  Phlox stansburyi var. brevifolia L. P. Janeway 2016-5-18 12052 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; uplands along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  CAS-BOT-BC58317  Phoenicaulis cheiranthoides F. Angwin 1946-3-31 Modoc Adin. Comment
  CAS-BOT-BC58579  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1937-5-13 11088 Modoc Lava Beds Nationa Monument, Gillam Bluff. Comment
  HSC26170  Phoenicaulis cheiranthoides D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19413 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  RSA120962  Phoenicaulis cheiranthoides Milo S. Baker 1936-6-14 8349 Modoc Near summit of Cedar Pass. 1936 Comment
  UC856738  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 mi ne of Alturas 1615 Comment
  CDA32619  Phragmites australis T. C. Fuller 1957-9-17 341 Modoc Near Eagleville. 0 Comment
  CAS-BOT-BC73416  Pinus albicaulis Elmer I. Applegate 1932-8-3 8131 Modoc Summit of Eagle Peak, Warner Mountains. 3019 Comment
  CAS-BOT-BC78284  Pinus attenuata M. B. Kildale 1926-9-11 2773 Modoc between Alturas + the Oregon line 1371 Comment
  UCSB121  Pinus contorta subsp. murrayana Haller, John 1959-08 Modoc 0.5 miles west of the crest of the Warner Mtns, 3 miles east of Patterson Ranger Station and camp ground on road between Blue lake and Lower Alkali Lake 2286 Comment
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Aug 2 2019
  RSA749197  Pinus contorta var. murrayana A. Townesmith, K. M. Meyer 2007-9-16 215 Modoc Modoc National Forest, 8.5 mi. on Hwy 23 which turns into 31, south of Cedarville, CA. Pine 2218 Comment
  CAS-BOT-BC73018  Pinus monticola W. R. Dudley 1899-8-9 s.n. Modoc Black Butte 1828 Comment
  CAS-BOT-BC73024  Pinus monticola Marion Ownbey; Fred G. Meyer 1940-7-1 2153 Modoc Near summit of Clear Peak, Warner Mts. Comment
  NY61944  Pinus monticola F. M. Ownbey 1940-7-1 2153 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
  SEINET12616116  Pinus ponderosa var. ponderosa David A. Charlet 1994-7-7 1933 Modoc Warner Mountains near Surprise Valley floor at Lake City turnoff. 1433 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
  CDA602  Pinus washoensis T. C. Fuller 1971-7-14 19904 Modoc Warner Mountains; Patterson Guard Station, southern Warner Mtns. 0 Comment
  HSC46289  Pinus washoensis J. P. Smith, J. O. Sawyer 1973-8-8 7252 Modoc 1.5 mi. N of Patterson Guard Station on Summit Trail, S Warner Wilderness 2439 Comment
  UC117020  Piperia unalascensis Mrs. R. M. Austin Aug 1894 129 Modoc Lassen Creek Comment
  CAS-BOT-BC58786  Plagiobothrys bracteatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5410 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  RSA149139  Plagiobothrys bracteatus I. L. Wiggins, Dorothy Wiggins 1961-6-16 16522 Modoc Drying swale near Cloverswale Creek, 4.8 miles NE of Canby Comment
  CHSC117877  Plagiobothrys cognatus L. P. Janeway 2016-5-16 11976 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  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
  CAS-BOT-BC58799  Plagiobothrys mollis var. mollis John Thomas Howell 1934-6-15 12197 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC248342  Plagiobothrys nitens B. Bartholomew; H. Sun 2002-6-24 8825 Modoc S end of Sweagert flat ca. 15.3 straight line km WNW of Aden 1820 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-BC58763  Plagiobothrys scouleri Alice Eastwood; John Thomas Howell 1940-6-13 8132 Modoc W side of Fandango Pass. Comment
  POM312570  Plagiobothrys scouleri var. cusickii H. L. Mason, Verne Grant 1947-7-12 13415 Modoc Near south end of West Side Rd. along railroad tracks, Pit River Valley, south of Alturas Comment
  CAS-BOT-BC58768  Plagiobothrys stipitatus var. micranthus Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13326 Modoc Eastern outskirts of Lookout. Comment
  UC1587097  Plagiobothrys stipitatus var. micranthus G. Schoolcraft 1991-6-18 2164 Modoc about 4 mi ne Adin (w of Hwy 299) 1304 Comment
  CAS-BOT-BC242212  Platanthera dilatata var. leucostachys Barrett Anderson 1986-7-10 3200 Modoc Field redacted by CAS, contact the data manager for more information 1935 Comment
  CAS-BOT-BC242213  Platanthera dilatata var. leucostachys Bruce Bartholomew 1991-7-6 5998 Modoc Field redacted by CAS, contact the data manager for more information 1580 Comment
  CAS-BOT-BC136651  Platanthera stricta Elmer I. Applegate 1932-7-7 8223 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC242210  Platanthera stricta Leland S. Smith 1918-6-22 943 Modoc Field redacted by CAS, contact the data manager for more information 2286 Comment
  UC1586959  Plectritis Juha Pykala and D. H. Norris 1987-5-27 1009 Modoc Modoc National Forest, Lower Rush Creek Campground Lower Rush Creek Campground; Modoc National Forest, Lower Rush Creek Campground 1430 Comment
  CAS-BOT-BC245400  Plectritis macrocera Edward Kent Balls 1950-5-10 14605 Modoc Menlo Baths, W shore Lower Lake. 1447 Comment
  CAS-BOT-BC245402  Plectritis macrocera Roxana Stinchfield Ferris; R. Duthie 1919-6-14 73 Modoc Along Parker Creek, Warner Mountaisn. Comment
  CAS-BOT-BC245403  Plectritis macrocera John H. Hatton 1911-6-13 80 Modoc Modoc County. 1371 Comment
  HSC68794  Plectritis macrocera Gary Schoolcraft 1980-4-17 208 Modoc N end of Portuguese Ridge, SE of Canby. 1402 Comment
  POM128314  Plectritis macrocera subsp. grayi M. French Gilman 558 Modoc Modoc Co. Mts. 1982 Comment
  RSA152450  Plectritis macrocera subsp. grayi I. L. Wiggins, Dorothy Wiggins 1961-6-12 16420 Modoc Near summit of Cedar Pass, between Alturas and Cedarville. 1951 Comment
  SEINET190958 Image available Poa annua A. A. Beetle 1941-6-29 2832 Modoc Near summit Cedarville Pass 2118 Comment
  UCD91811  Poa annua Annie M. Alexander; Louise Kellogg 1946-6-18 4791 Modoc Patterson Mill-Silver Creek Roads. 1828 Comment
  CAS-BOT-BC247585  Poa bulbosa Margaret J. Williams 1984-6-30 84- 80 -2 Modoc 6.8 mi. W of Cedarville-Gerlach road. Granger Canyon road. 1981 Comment
  SEINET7745119  Poa bulbosa M. J. Williams 1984-6-30 84- 80 -2 Modoc Warner Mtns., near a reservoir 6.8 mi. W of Cedarville-Gerlach Rd, along Granger Canyon Rd. 1981 Comment
  UCD90533  Poa leptocoma August L. Hormay 1932-7-17 s.n. Modoc 1.25 miles south of the California-Oregon Garden. Warner Mountains, Yellow Mountain area. Modoc National Forest. Lily Lake. 8 miles (in direct line) NNW Fort Bidwell. Comment
  SEINET188357 Image available Poa nevadensis C. L. Hitchcock 1940-5-28 6725 Modoc Along sedgey bank of stream; 15 miles north of Alturas 1402 Comment
  UCD91791  Poa palustris Alan A. Beetle 1944-8-17 3038 Modoc 1 mile south of Alturas, edge of town west of R.R. track. Comment
  UCD91792  Poa palustris Beecher Crampton 1954-7-7 2159 Modoc 2.5 miles east of Alturas, near radio station KCNO. Comment
  RSA488036  Poa secunda Bruce Bartholomew, B. Anderson 1988-5-12 4120 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern Railroad track. 1300 Comment
  UC1025057  Poa secunda subsp. juncifolia Leo Whitney 1935-6-23 3576 Modoc 15 mi w Canby (Happy Camp, USBE Plot); Modoc Nat'l Forest 1463 Comment
  UC1100380  Poa secunda subsp. juncifolia Herbert L. Mason, Malcolm A. Nobs, and S. Galen Smith 1949-5-29 765 Modoc 2 mi e Adin Comment
  UC820951  Poa secunda subsp. juncifolia C. L. Hitchcock 1940-5-28 6725 Modoc 15 mi n Alturas 1402 Comment
  UC70658  Poa secunda subsp. secunda Mrs. M. H. Manning May 1904 425 Modoc ne Modoc County Comment
  HSC65256  Poa wheeleri J. P. Smith, J. O. Sawyer 1973-8-8 7222 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC179351  Pogogyne floribunda James D. Jokerst 1986-8-11 2762 Modoc Ca. 1.2 mi. WNW of Rim Rock Lake, S of Doublehead Mountain. Comment
  RSA0003939  Pogogyne floribunda J. D. Jokerst 1990-7-31 3205 Modoc Devils Garden Ranger Dist., l.5 miles SE of Doublehead Mtn. 1372 Comment
  CAS-BOT-BC248382  Pogogyne serpylloides Louis C. Wheeler 1935-8-25 3915 Modoc Modoc National Forest. Rim Rock Valley, Devil's Garden 1524 Comment
  CAS-BOT-BC95165  Polanisia dodecandra subsp. trachysperma Leland S. Smith 1918-9-29 1057 Modoc Granger Canyon, Suprise Valley. 1676 Comment
  CAS-BOT-BC248380  Polanisia dodecandra subsp. trachysperma L. S. Smith 1918-9-25 1057 Modoc Modoc National Forest. Granger & So. Deep Cr. Slopes 1828 Comment
  SEINET5850238  Polanisia dodecandra var. trachysperma M. J. Williams, G. Smith 1983-9-13 83- 150 -1 Modoc Near Hwy 299, just east of Adin. Comment
  CAS-BOT-BC248377  Polemonium micranthum F. D. Douthitt 1916-4-7 10 Modoc Modoc National Forest. Henderson Meadow 1737 Comment
  HSC81029  Polemonium occidentale subsp. occidentale G. M. Riegel 1980-7-2 807 Modoc S Warner Mtns. 2100 Comment
  RSA11867  Polemonium pulcherrimum Elmer I. Applegate 1932-8-3 8118 Modoc Arid crest of Warner Mountains, north of Eagle Peak 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
  RSA59804  Polyctenium fremontii E. K. Balls 1950-5-17 14728 Modoc South shore, Clear Lake Bird Refuge 1381 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
  UC465747  Polygonum bistortoides Franklin P. Nutting Modoc flat near Forestdale Comment
  RSA530111  Polygonum buxiforme D. W. Taylor, G. L. Clifton 1989-8-6 10486 Modoc bed of Snake Lake 1570 Comment
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Mar 12 2011
  CAS-BOT-BC218126  Polygonum douglasii Bruce Bartholomew 1990-6-16 5255 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2130 Comment
  CAS-BOT-BC218128  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4780 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  CAS-BOT-BC218129  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4781 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  CAS-BOT-BC218135  Polygonum douglasii Elmer Ivan Applegate 1932-8-2 8065 Modoc Mill Creek Meadow, Warner Mts. Comment
  SJSU9579  Polygonum douglasii W. Savage 1979-7-4 1339 Modoc Triange, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  NY412663  Polygonum kelloggii var. kelloggii A. Tiehm 1984-7-30 8829 Modoc 8.9 road miles northeast of Fort Bidwell on the main road to Adel, just past the road summit 1615.4 Comment
  NY412807  Polygonum kelloggii var. kelloggii B. M. Bartholomew 1988-5-12 4097 Modoc White Horse 15' Quad. 1340 Comment
  JEPS94092  Polygonum lapathifolium Vernon H. Oswald and Lowell Ahart 1998-9-8 9600 Modoc ca. 20 air mi. n. McArthur (Mosquito Lake on n. side of Whitehorse Flat Reservoir); Mosquito Lake 1341 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
  CAS-BOT-BC218161  Polygonum polygaloides Bruce Bartholomew 1991-7-5 5935 Modoc Cow Head Tank, ca. 6 km NW of Dorris Brothers Reservoir. 1520 Comment
  CHSC14077  Polygonum polygaloides subsp. confertiflorum K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5826 Modoc W side of Egg Lake. 1775 Comment
  JEPS98242  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-18 1403 Modoc 12 mi NW of Canby (along Hwy 139) 1490 Comment
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Sep 13 2017
  UC1971321  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 Modoc DEVILS GARDEN: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  UC1111535  Polygonum polygaloides subsp. confertiflorum H. L. Mason 1957-6-21 14706 Modoc Said Valley; w side Comment
  UC1112255  Polygonum polygaloides subsp. confertiflorum R. C. Bacigalupi with S. Galen Smith 1957-6-27 5982 Modoc along State Hwy 139 ca 9 mi nw Canby 1493 Comment
  UCD77937  Polygonum polygaloides subsp. confertiflorum Robert E. Preston 2000-7-18 1411 Modoc Ca. 14 mi nw of Canby, on n side of Hwy 139, 0.5 mi w of Forest Service Rd 44N11. 1467 Comment
  CHSC67591  Polygonum polygaloides subsp. esotericum James D. Jokerst 1990-8-2 3215 Modoc S of Hwy. 139 NW of Canby, 4.7 mi W of junction with Loveness Rd. Comment
  JEPS98247  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-19 1420 Modoc 8 mi NW of Canby (on N side of Hwy 139; ca 0.9 mi w of FSR 46N10) 1508 Comment
  CAS-BOT-BC498690  Polygonum polygaloides subsp. esotericum L. C. Wheeler 1973-8-23 s.n. Modoc Big Mud Lake Comment
  CAS-BOT-BC218185  Polygonum polygaloides subsp. kelloggii Alice Eastwood; John Thomas Howell 1940-6-14 8228 A Modoc 8 mi. NW of Canby. Comment
  NY407629  Polygonum sawatchense R. J. Weatherby 1955-7-7 1608 Modoc Northern Juniper Woodland. 7 miles north of Fort Bidwell. 1874.5 Comment
  RSA204116  Polygonum sawatchense subsp. oblivium J. T. Howell 1934-6-14 12148 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  UC526133  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1934-7-1 12317 Modoc Duncan Horse Camp Comment
  HSC80999  Polygonum sawatchense subsp. sawatchense G. M. Riegel 1978-8-11 638 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC218145  Polygonum spergulariiforme F. Angwin 1945-10-7 s.n. Modoc Adin. 1371 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
  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
  UC1037169  Polypogon monspeliensis Leo Whitney 1935-7-17 3514 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  JEPS48052  Populus tremuloides Frances D. Payne 1931-7-5 326 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC1134800  Populus tremuloides R. C. Wilson 1933-6-16 65 Modoc Rush Creek; Modoc National Forest, Alturas Quad., Rush Creek Comment
  HSC80720  Populus tremuloides G. M. Riegel 1979-9-1 746 Modoc 2100 Comment
  RSA604002  Porterella carnosula L. C. Wheeler 1935-8-22 3908 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  SEINET10460821  Porterella carnosula Mason 1947-8-12 Mason 13502 -a Modoc Comment
  SEINET3812421 Image available Porterella carnosula Calvin McMillan 1949-6-16 1534 Modoc March three miles S of Crowder Flat, in N central Modoc County about 7 miles S of the Oregon border Comment
  CAS-BOT-BC242201  Potamogeton diversifolius Bruce Bartholomew 1995-7-30 7068 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  JEPS42970  Potamogeton foliosus W. L. Jepson 1918-8-5 7821 Modoc near Likely; South Fork Valley, South Fork Pitt River 1371 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
  CAS-BOT-BC242235  Potamogeton natans Louis Cutter Wheeler 1935-9-11 3973 Modoc Fletcher Creek, Devia's Garden. 1524 Comment
  CAS-BOT-BC242229  Potamogeton nodosus Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River at Lookout. Comment
  RSA210789  Potamogeton nodosus Robert F. Thorne, C. W. Tilforth 1969-9-4 39046 Modoc Parker Creek at bridge near junction with north fork of Pit River, 5 miles north of Alturas. 1341 Comment
  SEINET5335427  Potamogeton pusillus M. S. Baker 1899-8-24 s.n. Modoc Carmichaels Mill Comment
  CAS-BOT-BC242226  Potamogeton richardsonii Verne Grant; I. Schneider 1947-7-18 8053 Modoc 1.4 mi. N of Bayle's bridge, S of Alturas. Comment
  JEPS42992  Potamogeton richardsonii W. L. Jepson 1918-8-5 7823 Modoc near Likely; South Fork Pitt River 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
  UC1100099  Potamogeton richardsonii Verne Grant, Irving Schneider 1947-7-21 8126 Modoc north Fork of Pit River (by bridge on hwy 395, n of Alturas) Comment
  SEINET6635678  Potentilla anserina subsp. anserina G. Schoolcraft, B. Bartholomew 1998-6-5 2728 Modoc Approx 2 mi E. of Eagleville on N. side of road 1366 Comment
  CAS-BOT-BC214738  Potentilla biennis Alice Eastwood; John Thomas Howell 1940-6-12 8046 Modoc Between Likely and Jess Valley. Comment
  NY831696  Potentilla biennis R. M. Austin 06 1894 s.n. Modoc Willow Creek Valley Comment
  UC545662  Potentilla biennis John Thomas Howell 1934-7-2 12355 A Modoc Nigger Ben Spring , Nigger Ben Spring (se end of Clear Lake) Comment
  CAS-BOT-BC214746  Potentilla breweri Elmer Ivan Applegate 1932-8-1 8025 Modoc High summit of Warner Mountains just S of Warren Peak. Comment
  CAS-BOT-BC214739  Potentilla drummondii Bruce Bartholomew; Barrett Anderson 1988-7-23 4568 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC214784  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1988-7-21 4473 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC214788  Potentilla gracilis Elmer Ivan Applegate 1932-7-31 7981 Modoc Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC214786  Potentilla gracilis Milo Samuel Baker 1893-6-1 67 Modoc unspecified Comment
  UC1191495  Potentilla gracilis var. fastigiata Verne Grant, Irving Schneider 1947-7-19 8073 Modoc Williams Ranch: along Southern Pacific right-of-way near East Canal, in Pit Valley south Alturas. Comment
  JEPS44161  Potentilla gracilis var. fastigiata L. S. Smith 1918-6-14 937 Modoc Willow Creek and Lassen Creek Warner Mts., Willow Creek and Lassen Creek 1828 Comment
  HSC18737  Potentilla gracilis var. flabelliformis M. T. Milligan 1965-6-26 337 Modoc N end Jess Valley. 1616 Comment
  JEPS44229  Potentilla gracilis var. flabelliformis W. L. Jepson 1918-8-14 7984 Modoc Jess Valley 1584 Comment
  UC545841  Potentilla newberryi Leo Whitney 1934-5-20 3031 Modoc near Clear Lake (bank of Lost River, Northern Modoc County); near Clear Lake, Bank of Lost River 1463 Comment
  UC545842  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc near w end Clear Lake; near w end of Clear Lake Comment
  UC1191496  Potentilla rivalis Herbert L. Mason, Verne Grant 1947-7-12 13404 Modoc Irrigation ditch by Jones' Lane off Highway 395 several mi s Alturas; s of Alturas Comment
  NY833594  Potentilla rivalis var. millegrana H. L. Mason 1947-8-9 13476 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CAS-BOT-BC225024  Poteridium annuum K. Paulson; Robert Paulson 1988-6-19 42 Modoc W of Cranby Bridge. 1310 Comment
  CAS-BOT-BC225026  Poteridium annuum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16380 Modoc Near junction of Cedar Pass road and California State Highway 299, 5.5 mi. N of Alturas. Comment
  CAS-BOT-BC225028  Poteridium annuum Barrett Anderson 1986-7-9 3132 Modoc Poney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC225029  Poteridium annuum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 34 Modoc Above Parker Creek at Modoc Nat. Forest boundary. Comment
  JEPS119665  Poteridium annuum Lowell Ahart, John Dittes 2012-7-11 18341 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  CAS-BOT-BC225035  Poteridium annuum D. Toren; Barbara Trowbridge 1975-6-20 5142 Modoc Jess Valley, East of Likely 1097 Comment
  UCD113966  Poteridium annuum Herbert L. Mason; Verne Grant 1947-7-13 13443 Modoc Near roadside, Joseph Creek on Highway 395, north of Davis Creek (east side of Goose Lake). Comment
  CAS-BOT-BC179340  Prunella vulgaris Bruce Bartholomew 1995-7-30 7058 Modoc W end of Widow Valley, Big Valley Mountains. 1380 Comment
  CAS-BOT-BC179342  Prunella vulgaris K. Paulson; Robert Paulson 1989-7-12 175 Modoc Vicinity of Mill Creek Falls, NE side end of Jess Valley. Comment
  CAS-BOT-BC179343  Prunella vulgaris Bruce Bartholomew 1989-7-14 4974 Modoc Cedar Spring. 1480 Comment
  CAS-BOT-BC214806  Prunus emarginata Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10597 Modoc 5 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts., Modoc National Forest Comment
  CAS-BOT-BC214809  Prunus emarginata P. Monnet 1913-7-1 895 Modoc Warner's Range. Comment
  JEPS44710  Prunus emarginata Frances D. Payne 1929-6-23 19 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  JEPS27653  Prunus emarginata L. S. Smith 1917-1 Modoc California Comment
  SD46571  Prunus subcordata Robert J. Weatherby 1955-7-8 1630 Modoc 6 miles north of Ft. Bidwell, Warner Mts. 1646 Comment
  UC467872  Prunus subcordata Belknap C. Goldsmith 1911-5-21 22 Modoc county road near Goose Lake (Modoc National Forest); Modoc National Forest 1463 Comment
  UC719794  Prunus subcordata Rogers McVaugh 1941-8-5 6252 Modoc 5.5 mi w of Cedarville (e slope of Warner Mountains); Warner Mountains Comment
  CAS-BOT-BC225010  Prunus virginiana var. demissa A. D. Borden 1911-6-15 s.n. Modoc S slope of Shields Creek. Comment
  CAS-BOT-BC225012  Prunus virginiana var. demissa Annie Montague Alexander; L. Kellogg 1946-6-9 4706 Modoc Mouth of Eagle Creek Canyon, Warner Mts. Comment
  CAS-BOT-BC225013  Prunus virginiana var. demissa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16400 Modoc Roadside above Thoms Creek, 6.1 mi. E of California State Highway 299, on Cedar Pass Rd. Comment
  RSA59944  Prunus virginiana var. demissa E. K. Balls 1950-5-12 14653 Modoc Hillsides north of Bucks Creek Ranger station, Modoc Nat'l Forest, east of Goose Lake. 1860 Comment
  CAS-BOT-BC498764  Pseudognaphalium L. S. Smith 1924-7-1 1502 Modoc Modoc Forest, Round Mt. 1676 Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  POM205740  Pseudoroegneria spicata subsp. spicata Jos Burtt Davy 1897-6-20 1711 Modoc Big Balley. Near Lookout Comment
  UC1137096  Pseudoroegneria spicata subsp. spicata August L. Hormay 1932-7-14 Modoc Adin (possibly 4 mi nw of;) Adin Comment
  UC188857  Pseudoroegneria spicata subsp. spicata Milo S. Baker Modoc near Forestdale Comment
  CAS-BOT-BC95220  Pseudostellaria jamesiana Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10513 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  CAS-BOT-BC95226  Pseudostellaria jamesiana John Thomas Howell 1934-6-11 11959 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95233  Pseudostellaria jamesiana Bruce Bartholomew 1991-6-20 5783 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CAS-BOT-BC95234  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  RSA27379  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 Comment
  POM229881  Psilocarphus brevissimus L. C. Wheeler 1935-8-25 3920 Modoc Rim Rock Valley Reservoir, Devil's Garden 1524 Comment
  CAS-BOT-BC50380  Psilocarphus brevissimus var. brevissimus Alice Eastwood; John Thomas Howell 1940-6-14 8225 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC50386  Psilocarphus brevissimus var. brevissimus Herbert Louis Mason; Verne Grant 1947-7-10 13328 Modoc Dorris Reservoir, 2 miles E of Alturas Comment
  HSC80874  Pteridium aquilinum var. pubescens G. M. Riegel 1980-7-31 928 Modoc S. Warner Mtns. 1829 Comment
  CAS-BOT-BC95680  Pterospora andromedea Francis Dorris Payne 1935-7-19 799 Modoc Dry Creek. Comment
  HSC46113  Pterospora andromedea J. P. Smith, J. O. Sawyer 1973-8-9 7255 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA233734  Pterospora andromedea R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-5 39153 Modoc Near Mill Creek Falls. Modoc Nataional Forest, Warner Mts. 1753 Comment
  UC748233  Pterospora andromedea Annie M. Alexander and Louise Kellogg 1946-8-10 5150 Modoc 1/2 mi beyond Porter Reserve road; Warner Mountains Comment
  UCD91528  Puccinellia distans B. Crampton 1954-7-8 2188 Modoc Extension of 4th St. 1.5 miles west of Alturas. Comment
  CHSC85411  Puccinellia lemmonii John Dittes; Josephine Guardino 1991-7-21 434 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  RSA26258  Puccinellia lemmonii Alice Eastwood, J. T. Howell 1940-6-11 8020 Modoc Near Canby Comment
  CAS-BOT-BC252549  Puccinellia nuttalliana Arnold Tiehm; G. Schoolcraft 1984-6-24 8800 Modoc Surprise Valley, E side of Middle Alkali Lake, E of Cedarville. 1356 Comment
  RSA534594  Puccinellia nuttalliana Bruce Bartholomew, B. Anderson 1990-7-20 5448 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  UCD93374  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2197 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  SEINET3157320  Purshia tridentata E. K. Balls 1950-5-21 14822 Modoc S Fork Public Camp, S Fork Pit River 1478 Comment
  CAS-BOT-BC218228  Purshia tridentata var. tridentata John Thomas Howell 1934-6-12 12041 Modoc N side of Fandango Valley. Comment
  CAS-BOT-BC218235  Purshia tridentata var. tridentata F. Angwin 1946-4-25 Modoc Adin. 1371 Comment
  JEPS44641  Purshia tridentata var. tridentata Frances D. Payne 1931-7-11 152 Modoc s and e of Alturas (Parker Creek); Warner Mountains 1584 Comment
  RSA504846  Purshia tridentata var. tridentata Bruce Bartholomew, B. Anderson 1988-7-21 4447 Modoc SW side of Jess Valley. Warner Mtns. 1540 Comment
  UC1167549  Purshia tridentata var. tridentata E. C. Nord 1958-7-21 115 Modoc 1 mi w Fort Bidwell Indian Reservation (near Modoc Forest/Expt. area) 1524 Comment
  UCSB16509  Purshia tridentata var. tridentata 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
  HSC80765  Pyrola dentata G. M. Riegel 1980-8-12 1039 Modoc S Warner Mtns. 1670 Comment
  HSC17980  Pyrola dentata Ms. M. H. Manning 1903-9-2 378 Modoc John Henry Hill 1829 Comment
  CAS-BOT-BC95686  Pyrola picta Annie Montague Alexander; L. Kellogg 1946-7-14 5068 Modoc Trail to Emerson Camp, Bear Camp Flat, Warner Mts. Comment
  CHSC114014  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. 2000 Comment
  CHSC97927  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Warner Mts. Modoc Plateau. 2316 Comment
  JEPS74349  Pyrrocoma carthamoides var. cusickii L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 3768 Modoc 3.5 mi n Cedar Pass (along forest service road); Warner Mts. 2042 Comment
  UCR198259  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Modoc Plateau, Warner Mountins 2317 Comment
  UC891896  Pyrrocoma carthamoides var. cusickii Lewis S. Rose 1940-6-14 40565 Modoc Kelly Hot Springs 1341 Comment
  CAS-BOT-BC50399  Pyrrocoma hirta var. lanulosa Leland S. Smith 1920-8-30 3 A Modoc Windmill Flat. 1524 Comment
  CAS-BOT-BC50400  Pyrrocoma hirta var. lanulosa Fred. P. Cronemiller 1920-8-30 26 Modoc Windmill Flat. 1524 Comment
  CAS-BOT-BC50351  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1934-6-15 12185 Modoc Alturas. Comment
  UC296012  Pyrrocoma lanceolata var. subviscosa H. M. Hall 1925-8-30 12211 Modoc about 1 mi s Alturas Comment
  UC86535  Pyrrocoma racemosa var. paniculata Mrs. R. M. Austin Aug 1886 Modoc Goose Lake Comment
  RSA520492  Quercus garryana var. garryana Bruce Bartholomew 1989-8-10 5025 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 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
  CAS-BOT-BC50363  Raillardella argentea Robert Patterson; Mona Bourell 1993-8-15 5279 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC217251  Ranunculus alismifolius Bruce Bartholomew 1992-5-16 6332 Modoc S end of Sweagert Flat. 1840 Comment
  UC1731507  Ranunculus alismifolius Dean W. Taylor 1992-5-8 12567 Modoc 0.5 mi e of Moonlite Mines (Warner Mountains, Mount Bidwell); Warner Mountains, Mount Bidwell 2432 Comment
  UC72897  Ranunculus alismifolius var. alismifolius Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA252475  Ranunculus aquatilis var. capillaceus Robert F. Thorne, C. W. Tilforth 1969-9-5 39171 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  RSA27049  Ranunculus aquatilis var. capillaceus C. L. Hitchcock 1940-5-28 6721 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  RSA59711  Ranunculus aquatilis var. capillaceus E. K. Balls 1950-5-18 14765 Modoc Modoc: just S of Adin, in city limit, by turn to Madeline off Hwy 299. 1280 Comment
  JEPS114829  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2008-6-21 14989 Modoc In the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  UCD95864  Ranunculus aquatilis var. diffusus Robbins; Raynor 1943-6-1 s.n. Modoc Corporation Ranch near Likely. Comment
  JEPS60726  Ranunculus aquatilis var. subrigidus Leland S. Smith 1918-7-22 1008 Modoc Blue Lake Modoc National Forest 1874 Comment
Read comments
Jun 2 2009
  CAS-BOT-BC217233  Ranunculus cymbalaria Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10602 Modoc 8.5 mi. from Patterson Ranger Station on Eagleville road, Warner Mts. Modoc National Forest Comment
  POM269960  Ranunculus cymbalaria var. saximontanus W. T. Frost 1925-7-11 9 Modoc Cedar Canyon, 2 miles above Cedaville, Warner Mts, Modoc County Comment
  UC480945  Ranunculus cymbalaria var. saximontanus W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains 2225 Comment
  RSA604932  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts 1555 Comment
  CAS-BOT-BC217240  Ranunculus flabellaris Alice Eastwood; John Thomas Howell 1940-6-12 8080 Modoc Jess Valley. Comment
  CAS-BOT-BC217242  Ranunculus flammula Bruce Bartholomew 1991-7-6 5978 Modoc Curtis Waterhole and adjacent lava outcrops. 1310 Comment
  CAS-BOT-BC217243  Ranunculus glaberrimus var. ellipticus Bruce Bartholomew; Barrett Anderson 1989-4-27 4632 Modoc Ryan Canyon, 6.0 km NW of Adin on road to Dutch Flat. 1370 Comment
  SEINET12091409  Ranunculus lobbii A. Seneres, Harold, N. 1983-1 112 Modoc in Warner Mountains Comment
  CAS-BOT-BC217177  Ranunculus occidentalis John Thomas Howell 1934-6-11 11965 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC217183  Ranunculus occidentalis Arnold Tiehm 1984-6-30 8832 Modoc N edge of Annie on W side of Bidwell Mt., NE of Fort Bidwell. 1530 Comment
  UC9479  Ranunculus occidentalis Milo S. Baker 1893-6-10 Modoc Comment
  CAS-BOT-BC217180  Ranunculus occidentalis var. dissectus Annie Montague Alexander; L. Kellogg 1946-6-8 4697 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  POM400015  Ranunculus occidentalis var. eisenii Christopher Davidson 1973-5-24 2099 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  CAS-BOT-BC217182  Ranunculus occidentalis var. ultramontanus Alice Eastwood; John Thomas Howell 1940-6-12 8034 Modoc Likely. Comment
  CHSC117572  Ranunculus sardous Lowell Ahart; John Dittes 2016-7-14 21195 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1191468  Ranunculus sceleratus Verne Grant and Irving Schneider 1947-7-19 8063 Modoc irrigation ditch s south loop road (s of Alturas); Corporation ranch Comment
  RSA604937  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  JEPS60665  Ranunculus uncinatus Frances D. Payne 1929-7-7 62 Modoc 2 mi sw Mt. Warren (se Modoc Co.); Pine Creek Basin 2133 Comment
  NY495029  Ranunculus uncinatus M. J. Williams 1984-6-30 8479- 3 Modoc 5.7 miles west of Cedarville-Gerlach road on Granger Canyon road. Warner Mountains. 1859.3 Comment
  NY495030  Ranunculus uncinatus M. J. Williams 1984-6-30 8480- 3 Modoc Seepage area near a reservoir, 6.8 miles west of the Cedarville-Gerlach road, Granger Canyon Road, Warner Mountains 1981.2 Comment
  CAS-BOT-BC95678  Rhododendron columbianum Bruce Bartholomew 1994-7-2 6825 Modoc North Fork of Davis Creek, W side of the Warner Mountains. 1910 Comment
  SEINET2029156 Image available Rhododendron columbianum L. C. Wheeler 1935-8-4 3777 Modoc Warner Mountains, Pine Creek 2210 Comment
  CAS-BOT-BC225860  Ribes aureum L. A. M. Black 1894-5-1 73 Modoc Willow Ranch. Comment
  CAS-BOT-BC225862  Ribes aureum Bruce Bartholomew; Mona Bourell 1990-4-26 5163 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  UC71821  Ribes aureum Mrs. M. H. Manning 1903-4 95 Modoc valley near Fort Bidwell Comment
  JEPS119655  Ribes aureum var. aureum Lowell Ahart, John Dittes 2012-7-10 18317 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
  CAS-BOT-BC225863  Ribes cereum E. S. Willits 1940-4-27 190 Modoc Sugar Hill. Comment
  CAS-BOT-BC225894  Ribes cereum Barrett Anderson 1986-7-9 3185 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir, Warner Mts. 1965 Comment
  JEPS27158  Ribes cereum Lauramay T. Dempster 1961-6-20 1713 Modoc ridge just north of junction of Dismal Creek Road with Ft. Bidwell Road; Warner Mts. 2346 Comment
  NY455008  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 miles northeast of Alturas 1615.4 Comment
  RSA165507  Ribes cereum Clare B. Hardham 1961-6-18 7571 Modoc Mts S of summit of Cedar Pass. Comment
  RSA520464  Ribes cereum K. Paulson, R. Paulson 1989-6-14 135 Modoc 1.5 miles NE of Cedar Pass, Warner Mts. 1905 Comment
  UC570832  Ribes cereum F. H. Frost 1925-7-11 39 Modoc 2 mi above Cedarville (Cedar Canyon); Warner Mts. Comment
  SEINET7717539  Ribes glutinosum Unknown Modoc Warner Mountain Comment
  CAS-BOT-BC225896  Ribes inerme Elmer Ivan Applegate 1932-8-5 8163 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC225899  Ribes inerme var. inerme Bruce Bartholomew 1989-8-12 5118 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  CAS-BOT-BC225906  Ribes montigenum Annie Montague Alexander; L. Kellogg 1946-6-25 4822 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC225908  Ribes montigenum Annie Montague Alexander; L. Kellogg 1946-6-25 4822 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  RSA0024592  Ribes roezlii var. cruentum Bruce Bartholomew, B. Anderson 1988-5-12 4106 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC225909  Ribes roezlii var. roezlii Bruce Bartholomew 1994-5-27 6702 Modoc SW side of White Horse Reservoir. 1330 Comment
  CAS-BOT-BC225917  Ribes velutinum F. Angwin 1946-4-21 s.n. Modoc Stone Coal Canyon, 12 mi. NE of Adin. 1280 Comment
  HSC95832  Ribes velutinum Juha Pykala, D. H. Norris 1987-5-27 1155 Modoc Modoc National Forest, N end of Big Sage Reservoir 1494 Comment
  JEPS49261  Ribes velutinum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  OBI48065  Ribes velutinum Rhonda Riggins 1989-4-28 1666 Modoc Pencil rd, 4.4 mi N of hwy 395 E of Alturas 1524 Comment
  RSA0019693  Ribes velutinum Beecher Crampton 1954-7-8 2180 Modoc Northeastern edge of Jess Valley, 15 miles east of Likely. Comment
  NY455557  Ribes viscosissimum R. M. Austin 06 1898 2352 Modoc Lake City Canyon Comment
  NY455561  Ribes viscosissimum K. Paulson 1989-6-21 145 Modoc Pine Creek Basin, west side of the Warner Mountains 2109.2 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-BC50368  Rigiopappus leptocladus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16373 Modoc Junction of Cedar Pass road with Hwy 299. Comment
  JEPS6020  Rigiopappus leptocladus Frances D. Payne 1932-6-10 638 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC50374  Rigiopappus leptocladus John H. Hatton 1911-6-16 101 Modoc Modoc County. 1371 Comment
  UCR47628  Rorippa austriaca Don Pendleton 1987-6-24 s.n. Modoc Hwy 395 near town of Likely. Comment
  CAS-BOT-BC58409  Rorippa austriaca W. Ball 1937-6-27 Modoc Corporation Ranch. Comment
  UCD115241  Rorippa austriaca W. S. Ball 1937-6-27 s.n. Modoc Corporation Ranch. Comment
  RSA210854  Rorippa curvipes var. truncata R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39111 a Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  UC1191527  Rorippa curvisiliqua Malcolm A. Nobs, S. Galen Smith 1949-7-20 1054 Modoc four mi w Adin; w of Adin Comment
  CHSC106351  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2010-8-30 17074 Modoc About 10 yards west of the fence, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC99116  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2008-6-21 15000 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC1191430  Rorippa sinuata Calvin McMillan and Malcolm A. Nobs 1949-6-16 793 Modoc 33 mi nnw Alturas; Dry Valley Reservoir, nnw of Alturas Comment
  UCD115380  Rorippa sinuata Carl Rimbey 1955-6-15 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC218245  Rosa gymnocarpa Bruce Bartholomew 1994-5-27 6706 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  HSC19625  Rosa gymnocarpa M. G. Burgoyne 1962-4-17 1002 Modoc 12 mi. N of Cedarville on valley rd. 1372 Comment
  CAS-BOT-BC497306  Rosa woodsii var. ultramontana B. Bartholomew 1990-6-17 5284 Modoc Surprise Valley, SW side of Lower Alkali Lake, 1.0 km N of Lassen County border 1370 Comment
  UC452554  Rumex crispus W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt River, Alturas Warner Mountains, Pitt River 1402 Comment
  CDA2901  Rumex crispus T. C. Fuller 1958-7-8 1937 Modoc Corporation Ranch, Likely. 0 Comment
  HSC17597  Rumex crispus M. T. Milligan 1964-7-1 105 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  CAS-BOT-BC211302  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 mi E of Alturas. Comment
  CAS-BOT-BC211303  Rumex maritimus Bruce Bartholomew 1990-8-3 5606 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC211311  Rumex salicifolius John H. Hatton 1911-6-12 44 Modoc Modoc County. 1493 Comment
  UC1036082  Rumex salicifolius var. lacustris Annie M. Alexander and Louise Kellogg 1946-6-10 4711 Modoc Snake Lake Comment
  UC748315  Rumex salicifolius var. salicifolius Annie M. Alexander and Louise Kellogg 1946-8-3 5113 Modoc Head of Eagle Creek Warner Mountains Comment
  JEPS127297  Rumex triangulivalvis Lowell Ahart, John Dittes 2016-7-14 21193 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
  NY446455  Sagina saginoides C. L. Hitchcock 1940-5-27 6708 Modoc 15 miles northeast of Alturas 1676.4 Comment
  CAS-BOT-BC245207  Sagittaria cuneata Louis Cutter Wheeler 1935-8-5 3787 Modoc Little Lily Lake. 2286 Comment
  RSA577799  Sagittaria cuneata L. C. Wheeler 1935-8-5 3787 Modoc Warner Mountains: Mt. Diablo Mer.; Little Lily Lake, Pine Creek. 2287 Comment
  CAS-BOT-BC225751  Salix boothii Francis Dorris Payne 1932-7-7 335 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  RSA5674  Salix boothii Frances D. Payne 1931-7-7 331 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  UC481864  Salix eastwoodiae Frances D. Payne 1931-7-8 177 Modoc 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UCD110833  Salix eastwoodiae Frances D. Payne 1931-7-7 333 Modoc Pine Creek Basin, Warner Mountains, about 33 km. southeast of Alturas. 2280 Comment
  CAS-BOT-BC225777  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 488 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC225780  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 495 Modoc Parker Creek, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  CAS-BOT-BC225782  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 488 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  JEPS114531  Salix exigua Lowell Ahart, John Dittes 2008-8-25 15310 Modoc On the east bank of the Pit River (flood plain), about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  NY187440  Salix exigua N. F. Bracelin 1931-6-30 501 Modoc Alturas 1360 Comment
  POM218951  Salix exigua H. P. Bracelin, Frances D. Payne 1931-6-30 494 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  UC472125  Salix exigua Mrs. M. H. Manning 1903-4-23 78 Modoc near Fort Bidwell; ne Modoc Co. Comment
  UC481816  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc sw end of town Alturas 1360 Comment
  UC481950  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 488 Modoc 20 km e Alturas (Parker Creek, meadow s of Payne Ranch house) 1560 Comment
  UC481960  Salix exigua Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 495 Modoc 20 km. e Alturas (Parker Creek, meadow s of Payne Ranch) 1560 Comment
  CAS-BOT-BC229691  Salix lasiandra subsp. caudata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 188 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  NY187872  Salix lasiolepis N. F. Bracelin 1931-6-30 492 Modoc Parker Creek, 20 km E of Alturas, meadow south of Payne Ranch 2560 Comment
  RSA233778  Salix lasiolepis Robert F. Thorne, C. W. Tilforth 1969-9-5 39143 Modoc Along S Fork of Pit River above jct,. with West Creek at Public Campground. Ca 6 miles E of Likely. 1402 Comment
  RSA612590  Salix lasiolepis Louis C. Wheeler 1935-8-3 3771 Modoc Pine Creek, Warner Mts. 1555 Comment
  UC481928  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 Comment
  UC481933  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC229667  Salix lemmonii Francis Dorris Payne 1931-6-25 279 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  POM209559  Salix lemmonii Frances D. Payne 1934-08 778 Modoc Pine Creek Basin. Warner Mtns. 2317 Comment
  SBBG27411  Salix lemmonii F. D. Payne -Aug-1934 778 Modoc Pine Crk Basin 2316 Comment
  UC1280859  Salix ligulifolia H. E. McMinn 1931-5-23 2467 Modoc Warner Mts. Comment
  POM220491  Salix lucida H. P. Bracelin, Theodore Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  POM362841  Salix lutea H. P. Bracelin, Frances D. Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  UC481793  Salix lutea Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 499 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  CAS-BOT-BC229847  Salix melanopsis H. P. Bracelin; Francis Dorris Payne 1931-6-30 491 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  UC481854  Salix scouleriana Frances D. Payne 1931-6-22 293 Modoc e. slope Mt. Warren (spring on s. slope of ravine of Owl Creek); , Owl Creek 2400 Comment
Read comments
Mar 23 2012
  UC710871  Salix scouleriana C. L. Hitchcock 1940-5-27 6698 Modoc 15 mi. n.e. Alturas 1615 Comment
  CAS-BOT-BC95562  Salsola tragus Bruce Bartholomew 1994-10-9 6885 Modoc 11.0 km S of Eagleville, W side of Surprise Valley. 1370 Comment
  CDA3201  Salsola tragus T. C. Fuller 1964-10-8 12698 Modoc Levee road across the south end of Goose Lake, ca. 5 miles west of Davis Creek. 0 Comment
  NY540068  Salsola tragus L. C. Wheeler 1973-1 s.n. Modoc North end of Big Mud Lake Comment
  CDA36801  Salvia aethiopis D. B. Joley 1976-6-23 2 Modoc Hwy 395, north of Alturas, 1 mile north of border station. 0 Comment
  SEINET14190209 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  RSA554805  Salvia dorrii subsp. dorrii Margaret J. Williams 1988-6-2 88- 27 -1 Modoc Hwy 395 0.4 mile E of Susanville road after turn to Alturas. [Lassen county] Comment
  UC585166  Salvia dorrii var. dorrii E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1820 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  CAS-BOT-BC184101  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-10 9475 Modoc Thomas massacre area, Lava Beds National Monument Comment
  CAS-BOT-BC238785  Sambucus nigra subsp. caerulea John Thomas Howell 1934-6-11 11943 Modoc Parker Creek, Warner Mts. 1584 Comment
  POM139968  Sanguisorba annua M. S. Baker 1893-1 s.n. Modoc Forestdale. Comment
  RSA152608  Sanguisorba annua I. L. Wiggins, D. B. Wiggins 1961-6-12 16380 Modoc Near jct of Cedar Pass Rd and California State Hwy 299. 5.5 miles N of Alturas. Comment
  NY1101598  Sanicula graveolens B. M. Bartholomew 1990-7-20 5532 Modoc 3.4 km northwest of Tamarack Flat, east side of Warner Mountains 2130 Comment
  UC1598724  Sanicula graveolens Milo S. Baker 1893-6 Modoc in Modoc County Modoc County Comment
  CAS-BOT-BC95238  Saponaria officinalis Bruce Bartholomew 1989-8-12 5136 Modoc 4.2 km W of Likely on County Road 60. 1370 Comment
  POM312348  Saponaria officinalis Verne Grant, Irving Schneider 1947-8-24 8256 Modoc In pasture at south end of Jess Valley, Warner Mountains. Comment
  UC1281255  Sarcobatus vermiculatus H. E. McMinn 1931-5-23 2457 Modoc e. Middle Lake Comment
  RSA520434  Saxifraga nidifica var. nidifica Bruce Bartholomew, M. Bourell 1990-4-27 5171 Modoc NW side of Rice Flat, 2km S of Adin Pass. 1540 Comment
  UCR34690  Saxifraga oregana J. A. Harpel 1981-8-6 V 36 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UCD126454  Schedonorus arundinaceus L. D. Whitney 1935-7-21 s.n. Modoc Happy Camp. Comment
  RSA210782  Schoenoplectus acutus var. occidentalis Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39024 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
  UC1100767  Schoenoplectus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-11 13379 Modoc along South Fork Pit River downstream from Jess Valley (by Forest Service camp site); along South Fork Pit River, downstream from Jess Valley Comment
  UCR67030  Schoenoplectus pungens var. longispicatus George K. Helmkamp 1990-9-23 J- 9 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC1100762  Scirpus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-19 8061 Modoc Eastside Canal about one mi s Bayley's Bridge (s of Alturas); , Eastside Canal Comment
  UC1100769  Scirpus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-11 13365 Modoc on Highway 395 5 mi s Alturas; on Highway 395 5 mi s of Alturas Comment
  UC1100870  Scirpus americanus Verne Grant and Irving Schneider 1947-7-19 8084 Modoc irrigation ditch s Williams Ranch House (n of Likely); n of Likely Comment
  CAS-BOT-BC245118  Scirpus microcarpus Bruce Bartholomew; Barrett Anderson 1990-7-19 5425 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  UC1568  Scirpus microcarpus Milo S. Baker 1893-7-10 Modoc 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
  CAS-BOT-BC252546  Scribneria bolanderi Alice Eastwood; John Thomas Howell 1940-6-15 8297 Modoc 5 mi. N of Lookout. Comment
  CAS-BOT-BC179227  Scutellaria nana B. Bartholomew; Barrett Anderson 1988-6-25 4388 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  HSC81211  Sedum lanceolatum G. M. Riegel 1980-8-12 1041 Modoc South Warner Mtns. 1739 Comment
  CHSC113986  Sedum stenopetalum L. P. Janeway 2014-7-7 11450 Modoc Warner Mountains. North-facing slope along Road 46N25 along Mill Creek, 1.0 km from Bidwell Creek; 5.2 air-km northwest of Fort Bidwell. 1554 Comment
  CHSC12431  Sedum stenopetalum Robert W. Severin 1969-7-5 51 Modoc 3 mi w of Patterson Lake in Warner Mountains. 1828 Comment
  UC585217  Sedum stenopetalum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1801 Modoc slope of hill above Lake City; above Lake City 1524 Comment
  CAS-BOT-BC95615  Sedum stenopetalum subsp. stenopetalum Francis Dorris Payne 1931-6-11 147 Modoc Parker Creek, Warner Mts. 1584 Comment
  SD47967  Sedum stenopetalum subsp. stenopetalum Herbert L. Mason 1957-7-6 14719 a Modoc Mill Creek, Warner Mountains. Comment
  SD87796  Sedum stenopetalum subsp. stenopetalum Frank W. Peirson 1926-6-25 6866 Modoc Cedarville road, Warner Mountains, west slope. Comment
  UC831911  Senecio aronicoides C. L. Hitchcock 1940-5-27 6711 Modoc 15 mi ne Alturas 1615 Comment
  SEINET191900  Senecio canus Mrs. H. C. Cantelow 1940-6-2 Modoc 4 miles west of Alturas Comment
  CAS-BOT-BC50279  Senecio fremontii var. fremontii Bruce Bartholomew 1992-8-8 6363 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  CHSC70717  Senecio hydrophiloides A. Sanger 1997-6-11 2511 Modoc Meadow on east side of road 44N69. 1981 Comment
  CAS-BOT-BC50293  Senecio integerrimus var. exaltatus Clare Butterworth Hardham 1961-6-18 7563 Modoc Hills 3 mi. SE of Cedar Pass. 1828 Comment
  CAS-BOT-BC50294  Senecio integerrimus var. exaltatus John Thomas Howell 1934-6-13 12046 Modoc Fandango Pass, Warner Mountains 1828 Comment
  CAS-BOT-BC50298  Senecio integerrimus var. exaltatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16412 Modoc Cedar Pass. 1921 Comment
  UC71604  Senecio integerrimus var. exaltatus Mrs. M. H. Manning 1903-1 117 Modoc Mt. Bidwell, ne Modoc County Mt. Bidwell 1402 Comment
  JEPS30375  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 mi e Cedar Pass; Warner Mountains Comment
  RSA0012468  Senecio serra var. serra F. W. Peirson 1926-6-25 6882 Modoc 1 mile east of summit of Warner Mts. on Cedarville Road. Comment
  HSC81129  Senecio triangularis G. M. Riegel 1980-8-12 1033 Modoc South Warner Mtns. 2100 Comment
  HSC75912  Sibbaldia procumbens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19339 Modoc Soup Springs Campground Comment
  POM319037  Sidalcea Patricia Wilder 1971-6-20 5098 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
  CAS-BOT-BC179077  Sidalcea oregana subsp. oregana Roxana Stinchfield Ferris; R. Duthie 1919-6-13 59 Modoc Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC179083  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-30 12286 Modoc Duncan Horse Camp. 1355 Comment
  POM260358  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6680 Modoc 15 miles NE of Alturas. 1616 Comment
  UC748250  Sidalcea oregana subsp. oregana Annie M. Alexander and Louise Kellogg 1946-7-7 4924 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  CDA36501  Sidalcea oregana subsp. oregana T. C. Fuller 1958-7-8 s.n. Modoc 5 miles south of Davis Creek. 0 Comment
  SJSU8543  Sidalcea oregana subsp. oregana R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  CAS-BOT-BC179051  Sidalcea oregana subsp. spicata E. S. Willits 1940-6-9 338 Modoc 12 Mile Creek. Comment
  CAS-BOT-BC191147  Sidalcea oregana subsp. spicata Bruce Bartholomew; Barrett Anderson 1988-6-24 4358 Modoc 9.8 km SW of County road 1 on County Road 42, E side of the Warner Mts.. 1960 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
  CAS-BOT-BC95242  Silene douglasii var. douglasii Louis Cutter Wheeler 1935-8-5 3784 Modoc Pine Creek, Warner Mts. 2316 Comment
  CAS-BOT-BC95253  Silene douglasii var. douglasii Robert Patterson; Mona Bourell 1993-8-15 5265 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC95258  Silene douglasii var. douglasii John Thomas Howell 1934-6-11 11958 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95271  Silene menziesii Bruce Bartholomew 1989-8-12 5124 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  HSC4222  Silene menziesii M. T. Milligan 1964-7-4 216 Modoc Lassen Creek above lower campground 1829 Comment
  CAS-BOT-BC376188  Sisymbrium altissimum Andrew Townesmith; Karen M. Meyer 2007-9-15 932 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195 1948 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
  CHSC85400  Sisymbrium altissimum John Dittes; Josephine Guardino 1991-7-21 416 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
  RSA82892  Sisymbrium altissimum J. M. Tucker 1950-7-25 1968 Modoc beside highway 139, 26.4 miles southeast of Tule Lake Comment
  JEPS942  Sium suave W. L. Jepson 1918-8-5 7824 Modoc South Fork Pitt River, South Fork Valley South Fork Pitt River; , South Fork Valley 1371 Comment
  JEPS62132  Smilacina racemosa W. L. Jepson 1918-8-7 7901 Modoc North Fork Bidwell Creek Warner Mts. 1828 Comment
  UC1036057  Smilacina racemosa Annie M. Alexander and Louise Kellogg 1946-7-1 4892 Modoc 1/2 mi e summit <of> Bidwell Creek Road; Warner Mountains Comment
  UC844168  Smilacina racemosa C. L. Hitchcock 1940-5-27 6681 Modoc 15 mi ne Alturas 1615 Comment
  JEPS62126  Smilacina racemosa Frances D. Payne 1931-6-21 226 Modoc ridge w Dry Creek (creek is a tributary of Parker Creek, s and e of Alturas); Warner Mountains 1981 Comment
  JEPS62137  Smilacina stellata W. L. Jepson 1918-8-11 7941 Modoc Jess Valley 1584 Comment
  NY821272  Solanum physalifolium L. C. Wheeler 1935-9-22 3994 Modoc 3 mi. W of Alturas 1356 Comment
  CAS-BOT-BC245427  Solanum triflorum John Thomas Howell 1934-7-1 12310 Modoc Duncan House Camp Comment
  CHSC70719  Solidago elongata A. Sanger 1997-7-9 2641 Modoc Willow Creek at junction toward Tri-tip Meadow. 1499 Comment
  HSC81114  Solidago elongata G. M. Riegel 1979-9-5 746 Modoc South Warner Mtns. 1670 Comment
  UC672224  Solidago elongata F. H. Frost 1925-7-24 118 Modoc Jess Valley , Jess Valley (Warner Mts.) Comment
  UC748494  Solidago elongata Annie M. Alexander and Louise Kellogg 1946-7-12 4985 Modoc Twelve Mile Creek Twelve Mile Creek (ne cornor Modoc County) Comment
  SJSU9676  Solidago spectabilis Wayne Savage 1979-8-23 1587 Modoc junction of Fairchild Swamp Rd & County Rte 86; Triangle, Round Valley Unit, Devils Garden Ranger District, Modoc National Forest 1493 Comment
  CHSC116089  Sparganium emersum Lowell Ahart; John Dittes 2015-7-15 20347 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  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
  CAS-BOT-BC95285  Spergularia rubra Bruce Bartholomew; Barrett Anderson 1988-6-24 4339 Modoc Cave Lake, W side of the Warner Mts.. 2130 Comment
  HSC46164  Spiranthes romanzoffiana J. P. Smith, J. O. Sawyer 1973-8-9 7280 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
  UC429201  Spiranthes romanzoffiana Milo S. Baker Aug. 1897 162 Modoc Forestdale Comment
  JEPS404  Spirodela polyrhiza W. L. Jepson 1918-8-5 7822 Modoc South Fork Valley 1371 Comment
  SEINET11587780  Stachys ajugoides Unknown 2016-8-16 1 -6 Modoc Lookout Comment
  CAS-BOT-BC179211  Stachys pilosa B. Bartholomew 1990-8-3 5613 Modoc 8 km E of Likely on road to Jess Valley. Along S Fork of the Pit River. 1420 Comment
  NY453086  Stellaria umbellata R. J. Weatherby 1955-7-8 1618 Modoc 7 miles north of Fort Bidwell, Warner Mountains. 1874.5 Comment
  CAS-BOT-BC54296  Stenotus acaulis Leland S. Smith 1917-7-17 83 Modoc Head of Shield Creek. 2133 Comment
  SEINET188113  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 miles NE of Alturas 1615 Comment
  UC1037319  Stenotus lanuginosus var. lanuginosus Leo Whitney 1934-5-13 1859 Modoc Weed Valley; 14 miles east, notheast of upper end of Clear Lake. Northern Modoc County. 1524 Comment
  RSA722690  Stephanomeria tenuifolia Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road, ca 4 miles SW of its jct with Surprise valley Road, E side of the southern Warner Mtns. Modoc National Forest. 2097 Comment
  POM266324  Streptanthus cordatus Marion Ownbey, Fred G. Meyer 1940-7-1 2135 Modoc Cedar Pass, Warner Mts. Comment
  SEINET201563  Streptanthus cordatus A. Cronquist, AH Holmgren 1959-6-20 8525 Modoc Cedarville Pass Warner Mts between Cedarville & Alturas 1951 Comment
  UCD164169  Streptanthus cordatus N. Ivalu Cacho; Sharon Y. Strauss, Bryan T. Drew 2010-7-7 IC-SS 135 - Modoc Warner Mtns: Warren Peak, just S of intersection of Summit and Pine Creek trails. Alpine vegetation; volcanic soil. 2740 Comment
  UC1492719  Streptanthus cordatus Freed W. Hoffman 1957-6-29 4265 Modoc 13.3 mi s Adin Comment
  UC69638  Streptanthus cordatus Mrs. M. H. Manning June 1904 389 Modoc open mt. side Ft. Bidwell (ne Modoc Co.) 1706 Comment
  CAS-BOT-BC95057  Streptanthus cordatus var. cordatus Elmer Ivan Applegate 1932-7-9 7577 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CHSC109214  Streptanthus cordatus var. cordatus L. P. Janeway; B. Castro 2012-7-24 10968 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-BC242261  Stuckenia pectinata Verne Grant; I. Schneider 1947-7-19 8085 Modoc S of Williams ranch house, N of Likely. Comment
  CAS-BOT-BC95572  Suaeda calceoliformis Isabelo T. Kelly 1930-1-1 33 Modoc Fort Bidwell. Comment
  CAS-BOT-BC180105  Swertia albicaulis var. albicaulis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16499 Modoc Junction of road to Tieneste with Hwy 139. Comment
  CHSC67112  Swertia albicaulis var. albicaulis James D. Jokerst 1987-5-11 2819 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  CAS-BOT-BC95181  Symphoricarpos longiflorus Annie Montague Alexander; L. Kellogg 1946-6-18 4805 Modoc Base of lava bluff facing Lower Lake. Comment
  RSA0065577  Symphoricarpos oreophilus Marion P. Harthill 1972-6-17 847 Modoc Cedar Pass. 1920 Comment
  CAS-BOT-BC95203  Symphoricarpos rotundifolius var. rotundifolius Robert Patterson; Mona Bourell 1993-8-15 5251 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  JEPS22036  Symphoricarpos rotundifolius var. rotundifolius Herbert L. Mason 1948-7-18 13619 Modoc Cedar Pass; Warner Mountains Comment
  UC190694  Symphoricarpos rotundifolius var. rotundifolius M. F. Gilman 641 Modoc mountains 1828 Comment
  UC71699  Symphyotrichum foliaceum Mrs. M. H. Manning 1903-8-22 269 Modoc Warner Range Warner Range (ne Modoc County) Comment
  HSC65602  Symphyotrichum foliaceum var. parryi Thomas Wood 1979-8-9 236 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of Jct. with Hwy. 2, N of Fort Bidwell. 1509 Comment
  JEPS5930  Symphyotrichum spathulatum Frances D. Payne 1932-7-9 765 Modoc s and e of, (Parker Creek) Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC15169  Symphyotrichum spathulatum var. spathulatum Bruce Bartholomew 1989-8-11 5095 Modoc Vicinity of Patterson Ranger Station, S end of Warner Moutains. 2160 Comment
  CAS-BOT-BC232352  Synthyris missurica Robert Patterson; Mona Bourell 1993-8-14 5230 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC232353  Synthyris missurica Bruce Bartholomew; Barrett Anderson 1990-7-20 5494 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  POM228872  Synthyris missurica Louis C. Wheeler 1935-8-5 3788 Modoc Consolidated Mine, Pine Creek, Warner Mountains 2287 Comment
  UC748172  Synthyris missurica subsp. missurica Annie M. Alexander and Louise Kellogg 1946-6-15 4774 Modoc Deep Creek Comment
  SEINET5344494  Taeniatherum caput-medusae M. J. Williams, J. Nachlinger 1988-6-2 88- 28 -6 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  CAS-BOT-BC54227  Taraxacum officinale Edward Kent Balls 1950-5-11 14623 Modoc 8.1 mi. NE of Fort Bidwell, above Cowhead Lake, on Eight Mile Creek. 1463 Comment
  HSC6262  Taraxacum officinale M. T. Milligan 1966-7-3 531 Modoc E of Jess Valley 1982 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
  SJSU9590  Taraxia tanacetifolia W. Savage 1979-7-5 1355 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1035975  Taraxia tanacetifolia Helen K. Sharsmith 1955-6-26 4508 B Modoc adjacent to Hwy 39 ca 20 mi n Canby; Modoc National Forest 1524 Comment
  UC190607  Taraxia tanacetifolia M. F. Gilman 639 Modoc 1676 Comment
  CAS-BOT-BC54232  Tetradymia canescens Elmer Ivan Applegate 1932-8-6 8187 Modoc Cedarville, Surprise Valley. Comment
  RSA603850  Tetradymia canescens L. C. Wheeler 1935-8-6 3792 Modoc 1/4 mi. E Pine Creek (town) edge of Warner Mts. 1555 Comment
  CAS-BOT-BC54243  Tetradymia spinosa Bruce Bartholomew 1992-5-15 6294 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E the N end of Middle Alkali Lake. 1460 Comment
  CAS-BOT-BC54244  Tetradymia spinosa Bruce Bartholomew; Barrett Anderson 1989-6-2 4819 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC217130  Thalictrum fendleri Bruce Bartholomew 1990-8-4 5620 Modoc Trail from the roadhead to Pine Creek Basin, W side of Warner Mts. 2160 Comment
  CAS-BOT-BC217132  Thalictrum fendleri Bruce Bartholomew 1990-8-5 5657 Modoc Summit Trail, ca. 1 km N of Patterson Ranger Station, W side of Warner Mts. 2270 Comment
  CAS-BOT-BC217133  Thalictrum fendleri Leland S. Smith 1922-7-20 1307 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  HSC80768  Thalictrum fendleri G. M. Riegel 1978-7-12 62 Modoc S Warner Mtns. 1670 Comment
  JEPS60732  Thalictrum fendleri Frances D. Payne 1931-6-25 268 Modoc 2 mi sw Mt. Warren (se Modoc Co.); Pine Creek Basin 2316 Comment
  JEPS86339  Thalictrum fendleri Jack and Betty Guggolz 1988-6-28 954 Modoc w Jenkins Spring Comment
  UCR138266  Thalictrum fendleri David A. Charlet 1989-8-14 485 Modoc Warner Mtns, 1.4 km NW of Eagle Peak 2550 Comment
  POM260443  Thalictrum occidentale var. palousense C. L. Hitchcock 1940-5-27 6704 a Modoc 15 miles northeast of Alturas. 1616 Comment
  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
  RSA429573  Thelypodium milleflorum G. Willett 1935-6-9 s.n. Modoc Eagleville. Comment
  HSC28502  Thermopsis californica var. argentata D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19491 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  JEPS65658  Thermopsis macrophylla var. argentata Leo D. Whitney 1935-6-2 3177 Modoc near White Horse Lake (1 mi sw of White Horse) Comment
  CHSC114923  Thlaspi arvense D. B. Joley 1976-6-23 3 Modoc Likely, near Alturas. Comment
  RSA504621  Thlaspi arvense Bruce Bartholomew, B. Anderson 1988-6-25 4379 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  UCD115577  Thlaspi arvense W. S. Ball 1937-6-28 s.n. Modoc Modoc County. Comment
  UCD115579  Thlaspi arvense P. B. Kennedy 1917-1 s.n. Modoc Adin. Comment
  UC11012  Thysanocarpus curvipes M. S. Baker and Frank Nutting 1894-6-15 Modoc Little Hot Spring Valley Comment
  RSA0057565  Thysanocarpus curvipes var. elegans Bruce Bartholomew, B. Anderson 1988-6-23 4229 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC58701  Tiquilia nuttallii Bruce Bartholomew 1993-6-13 6629 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC58774  Tiquilia nuttallii Bruce Bartholomew 1990-6-17 5317 Modoc Surprise Valley, 6.8 km W of Eagleville. 1390 Comment
  CAS-BOT-BC252539  Torreyochloa pallida var. pauciflora Leland S. Smith 1918-7-11 988 Modoc Mill Creek Meadow. 2072 Comment
  CHSC118315  Toxicoscordion paniculatum L. P. Janeway 2016-5-17 12030 Modoc Modoc Plateau. Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  CAS-BOT-BC245223  Tribulus terrestris Bruce Bartholomew 1989-8-10 5037 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC179198  Trichostema oblongum Alice Eastwood; John Thomas Howell 1940-6-15 8281 Modoc Near Happy Camp Ranger Station. Comment
  CAS-BOT-BC179199  Trichostema oblongum Bruce Bartholomew; Barrett Anderson 1988-6-25 4400 A Modoc Ryan Canyon, N of Adin. 1390 Comment
  CAS-BOT-BC179200  Trichostema oblongum M. Vasey 1990-6-30 9030 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  CAS-BOT-BC179202  Trichostema oblongum M. Vasey 1990-6-30 9035 Modoc 0.2 mi. from junction of Lava Camp Road and road to Egg Lake. 1300 Comment
  CAS-BOT-BC181791  Trifolium andersonii var. andersonii R. M. Austin 1898-7-1 2292 Modoc Goose Lake fields. Comment
  JEPS118253  Trifolium andersonii var. andersonii Lowell Ahart, John Dittes 2011-6-22 17560 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  RSA322037  Trifolium cyathiferum John M. Gillett, C. W. Crompton 1966-6-12 13012 Modoc Road to Egg Lake between Lookout and Modoc. Comment
  RSA503246  Trifolium cyathiferum Bruce Bartholomew, B. Anderson 1988-7-22 4517 Modoc SE side of Sunflower Know, southern end of the Warner Mtns. 2160 Comment
  POM349460  Trifolium longipes subsp. atrorubens Robert Gustafson 1985-6-13 3163 Modoc Jct of Hwy 49 and Forest Service road 12, Yuba Pass summit. 2043 Comment
  CHSC107337  Trifolium longipes subsp. hansenii Lowell Ahart; John Dittes 2011-6-21 17525 Modoc About 250 yards west of the fence, about 250 yards east of the old barn, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC748306  Trifolium longipes subsp. hansenii Annie M. Alexander and Louise Kellogg 1946-6-26 4832 Modoc Warner Mountains. Dismal Swamp. 2255 Comment
  JEPS33197  Trifolium longipes subsp. multipedunculatum L. S. Smith 1918-6-22 968 Modoc Pine Cr. Consol. Mine, Modoc Forest 1981 Comment
  RSA503254  Trifolium longipes subsp. multipedunculatum Bruce Bartholomew, B. Anderson 1988-6-24 4305 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC180174  Trifolium macrocephalum Mrs. H. C. Cantelow 1941-5-23 3812 Modoc 2 mi. W of Adin Summit, E of Bieber. Comment
  HSC71401  Trifolium macrocephalum J. P. Smith, J. O. Sawyer 1972-5-6 5244 Modoc County Rd. 86, just E of Adin. 1098 Comment
  NY717380  Trifolium macrocephalum B. M. Bartholomew 1989-4-28 4650 Modoc 8.8 km north of State Highway 299 on road to Raker and Thomas Reservoir 1470 Comment
  OBI47078  Trifolium macrocephalum Rhonda Riggins 1989-4-28 1661 Modoc Pencil Rd, 4.4 mi N of hwy 395 E of Alturas. T34N, R12E, sec 13 1524 Comment
  RSA520478  Trifolium macrocephalum Bruce Bartholomew, B. Anderson 4650 Modoc 8.8 km N of State Highway 299 on road to Raker and Thomas Reservoir. 1470 Comment
  SEINET10487918  Trifolium macrocephalum LeRoy E. Detling 1948-5-24 Detling 6258 Modoc N fk pit river, sec 17, t43n, r14e, sagebrush, juniper, artemisia tridentata, Level plateau, wet scabland in full sun. 1463 Comment
  UC190602  Trifolium macrocephalum M. F. Gilman 617 Modoc Mt. Meadow 1828 Comment
  UC485386  Trifolium macrocephalum Franklin P. Nutting Modoc meadow near Whitehorse Lake Comment
  RSA60362  Trifolium microcephalum E. K. Balls 1950-5-10 15963 Modoc 0.5 miles past fork of 395 and road to Cedarville, from Alturas. 1585 Comment
  UC555480  Trifolium pratense F. H. Frost 1925-7-24 126 Modoc Jess Valley Warner Mtns Comment
  HSC30123  Trifolium variegatum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19520 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CDA28072  Trifolium wormskioldii T. C. Fuller 1958-7-8 2038 Modoc 4 miles south of Pine Creek. 0 Comment
  JEPS66101  Trifolium wormskioldii Frances D. Payne 1931-6-17 170 Modoc se Alturas (Parker Creek); Warner Mtns 1584 Comment
  UC1099957  Triglochin maritima Herbert L. Mason, Verne Grant 1947-7-12 13438 Modoc n Likely (Corporation Ranch Headquarters); , n of Likely 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
  CAS-BOT-BC252538  Trisetum canescens Leland S. Smith 1917-7-24 113 Modoc Upper end of Joseph Creek. 1828 Comment
  CAS-BOT-BC252534  Trisetum spicatum Elmer Ivan Applegate 1932-8-3 8132 Modoc Summit of Eagle Peak. 3017 Comment
  HSC65263  Trisetum spicatum J. P. Smith, J. O. Sawyer 1973-8-8 7223 Modoc Near summit of Eagle Peak 2988 Comment
  HSC80825  Trisetum spicatum G. M. Riegel 1980-8-9 1015 Modoc S Warner Mtns. 1829 Comment
  SEINET5424184  Trisetum spicatum D. Charlet 1989-8-17 554 Modoc Warner Mountains, 1.3 km northwest of Eagle Peak 2550 Comment
  CAS-BOT-BC242161  Triteleia hyacinthina Bruce Bartholomew; Barrett Anderson 1988-7-21 4427 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  UC1036063  Triteleia hyacinthina Annie M. Alexander and Louise Kellogg 1946-7-7 4927 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  HSC3043  Triteleia hyacinthina M. T. Milligan 1964-7-25 193 Modoc 1.0 mi. E of Weber Salt Camp on Pine Creek Rd. 2134 Comment