40.41711 40.51711 -120.29500 -120.19500 UC/JEPS: Consortium Search Results
Search Results — 248 specimen records retrieved (248 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC64900  Achnatherum nevadense Vernon H. Oswald 1995-6-19 6879 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. 1383 Comment
  JEPS97411  Achnatherum nevadense Vernon H. Oswald and L. Ahart 1995-6-19 6879 Lassen T30N R15E center Sect. 22, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. Tufted perennial 1383 Comment
  UC769950  Achnatherum webberi R. F. Hoover 1940-9-29 4647 Lassen pass between Shaffer Mt. and Warren Peak Comment
  CHSC7663  Allium anceps Beverley J. Wise 1969-5-4 140 Lassen 23.4 mi. east of Susanville on Hwy 395. 1615 Comment
  SEINET3883828  Allium atrorubens Arnold Tiehm, Jan Nachlinger; Margaret Williams 1988-6-2 11702 Lassen South side of Shaffer Mt., 3.4 road miles north of the Wendel road on highway 395 from Susanville to Alturas, west of the highway.; 0 1387 Comment
  CAS-BOT-BC476625  Allium tolmiei B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6563 Lassen U.S. Hwy. 395 6.0 km N of railroad crossing and 20.1 km N of Litchfield. 1330 Comment
  CHSC64769  Alyssum minus subsp. micranthum Vernon H. Oswald 1995-5-31 6804 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.6 mi e of Hwy. 395, between Litchfield and Ravendale. 1371 Comment
  CAS-BOT-BC45257  Ancistrocarphus filagineus B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6562 Lassen US Highway 395, 6.0 km N of railroad crossing and 20.1 km N of Litchfield. 1330 Comment
  CHSC64748  Ancistrocarphus filagineus Vernon H. Oswald 1995-5-31 6809 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 1.3 mi E of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  CHSC7640  Antennaria dimorpha Beverley J. Wise 1969-4-13 11 Lassen 5.6 mi east of junction of Hwy 395 on Las. Co. Rd. 338 (Smoke Creek Road). 1463 Comment
  CHSC65289  Anthemis cotula Vernon H. Oswald; Lowell Ahart 1995-8-14 7175 Lassen Modoc Plateau. Hwy. 395 at the N end of a flooded playa (Mud Flat) 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  JEPS95712  Anthemis cotula Vernon H. Oswald and L. Ahart 1995-8-14 7175 Lassen T30N R15E center NE1/4 Sec. 3, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 at the N end of a flooded playa (Mud Flat) 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. Roadside weed. 1348 Comment
  JEPS95747  Anthemis cotula Vernon H. Oswald and L. Ahart 1995-8-14 7175 Lassen T30N R15E center NE1/4 Sec. 3, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 at the N end of a flooded playa (Mud Flat) 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. Roadside weed. 1348 Comment
  SEINET263201  Artemisia nova J. Lyman 1994-4-23 4242 Lassen Along Highway 395, ca. 25 miles north of Susanville on intersecting BLM road 1433 Comment
  SEINET263202  Artemisia nova J. Lyman 1994-4-23 4241 Lassen Along Highway 395, ca. 25 miles north of Susanville on grade up to BLM land 1433 Comment
  CHSC7634  Artemisia rothrockii Beverley J. Wise 1969-4-13 12 Lassen 2.9 mi east of the junction of Hwy 395 on Las. Co. Rd.338. 1463 Comment
  CDA19747  Artemisia spinescens D. Tillotson 1942-6-1 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  CHSC64749  Artemisia spinescens Vernon H. Oswald 1995-5-24 6772 Lassen Modoc Plateau. Wendel Rd. (Lassen 320) 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wen-del). 1219 Comment
  RSA712642  Aster occidentalis var. occidentalis L. P. Janeway 2005-8-31 8513 Lassen Northern High Sierra Nevada. Diamond Mountains; head of large flat dry meadow at head of Bird Creek; 0.8 km northeast of Meadow View Peak. 1960 Comment
  CHSC64876  Astragalus filipes Vernon H. Oswald; Lowell Ahart 1995-6-19 6883 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.7 mi e of Hwy. 395. In wash on n side of road. 1371 Comment
  CHSC7675  Astragalus filipes Beverley J. Wise 1969-5-3 52 Lassen 4.8 mi. east of Hwy 395 on Las. Co. Rd 338 (Smoke Creek road). 1615 Comment
  JEPS95714  Astragalus filipes Vernon H. Oswald and L. Ahart 1995-6-19 6883 Lassen T30N R15E NE1/4 SE1/4 Sect. 22, 4500 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.7 mi e of Hwy. 395. Erect, many-stemmed herbaceous perennial. Corolla pale cream. 1371 Comment
  CDA19718  Astragalus gibbsii D. Tillotson 1942-6-1 s.n. Lassen Modoc Plateau; Mud Flat. 1341 Comment
  CHSC64786  Astragalus malacus Vernon H. Oswald 1995-5-31 6814 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 2.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1341 Comment
  CHSC7666  Astragalus malacus Beverley J. Wise 1969-5-3 55 Lassen 4.6 mi. east of junction of Hwy 395 on Las. Co. road 338 (Smoke Creek Road). 1554 Comment
  CAS-BOT-BC172657  Atriplex gardneri var. falcata Gary Schoolcraft 1983-6-20 1012 Lassen Mud Flat 1341 Comment
  UC768839  Atriplex gardneri var. falcata R. F. Hoover 1940-10-5 4677 Lassen alkali plain s Secret Valley; s of Secret Valley Comment
  CHSC65305  Atriplex rosea Vernon H. Oswald; Lowell Ahart 1995-8-14 7174 Lassen Modoc Plateau. Hwy. 395 crossing a flooded playa (Mud Flat) 1.8 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  UCR183190  Balsamorhiza deltoidea Jim Andre, G. L. Clifton 1993-5-28 7711 Lassen Along Hwy 395 c. 25 mi. NE of Susanville at Viewland exit, NE of Shaffer Mtn 1349 Comment
  CHSC67158  Balsamorhiza hookeri var. lanata James D. Jokerst 1994-5-2 4040 Lassen N of Wendel, E of Hwy 395 and railroad, S end of Secret Valley. Comment
  CHSC65309  Bergia texana Vernon H. Oswald; Lowell Ahart 1995-8-14 7179 Lassen Modoc Plateau. Hwy. 395 at the N end of a Mud Flat, 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  CDA19752  Blepharipappus scaber D. Tillotson 1942-6-9 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  CHSC64750  Blepharipappus scaber Vernon H. Oswald 1995-5-31 6794 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  JEPS18771  Brickellia microphylla var. microphylla R. F. Hoover 1940-10-5 4674 Lassen pass between Shaffer Mt. and Warren Peak Shaffer Mt. Comment
  UC762005  Brickellia microphylla var. microphylla R. F. Hoover 1940-10-5 4674 Lassen pass between Shaffer Mt. and Warren Peak Shaffer Mt Comment
  CAS-BOT-BC149499  Bromus briziformis B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6572 Lassen U.S. Highway 395 1.3 km south of railroad crossing and 12. 9 km north of Litchfield. 1330 Comment
  GMDRC7732  Bromus briziformis J. M. Andre, G. Clifton 1993-6-1 33409 Lassen Modoc Plateau: along US Hwy 395 at Viewland, approx 8 mi. ENE of Litchfield, 20 mi. NE of Susanville, east side of Shaffer Mtn 1399 Comment
  CHSC64901  Bromus japonicus Vernon H. Oswald; Lowell Ahart 1995-6-19 6874 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. 1383 Comment
  JEPS97404  Bromus japonicus Vernon H. Oswald and L. Ahart 1995-6-19 6874 Lassen T30N R15E center Sect. 22, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395 1383 Comment
  CHSC64770  Camelina microcarpa Vernon H. Oswald 1995-5-31 6807 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 1.3 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  OBI76938  Camelina microcarpa Anthony Baniaga 2011-6-10 321 Lassen Along hwy 395 ca. 6.6 mi S of Karlo Rd quad 1220 Comment
  UC2027336  Camelina microcarpa Anthony Baniaga 2011-6-10 321 Lassen Along Highway 395 ca. 6.6 m S of Karlo Road. quadrangle. Comment
  NY850974  Camissonia boothii subsp. alyssoides A. A. Heller 1938-6-23 15212 Lassen About midway between Mapes and Secret Valley on U.S. Highway #395. 1372 Comment
  POM253236  Camissonia boothii subsp. alyssoides A. A. Heller 1938-6-23 s.n. Lassen Midway between Mapes and Secret Valley on Hwy 395. 1372 Comment
  UCR183189  Camissonia boothii subsp. alyssoides Jim Andre, G. L. Clifton 1993-5-28 7710 Lassen Along Hwy 395 c. 25 mi. NE of Susanville at Viewland exit, NE of Shaffer Mtn 1349 Comment
  POM253278  Camissonia claviformis subsp. cruciformis A. A. Heller 1938-6-23 s.n. Lassen Midway between Mapes and Secret Valley on Hwy 395. 1372 Comment
  NY851232  Camissonia claviformis var. cruciformis A. A. Heller 1938-6-23 15211 Lassen U.S. Highway #395, about midway between Mapes and Secret Valley 1372 Comment
  NY852083  Camissonia tanacetifolia G. Schoolcraft 1997-7-2 2607 Lassen On Mud Flat west of Highway 395 1341 Comment
  CAS-BOT-BC160871  Camissonia tanacetifolia subsp. tanacetifolia Peter H. Raven; Otto T. Solbrig 1958-6-17 13264 Lassen Along United States Highway 395, 11.8 miles north-east of LItchfield Comment
  CHSC64808  Castilleja angustifolia Vernon H. Oswald 1995-5-31 6801 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  CHSC7630  Castilleja angustifolia Beverley J. Wise 1969-5-15 104 Lassen 28.1 mi. east of Susanville on Hwy 395. 1524 Comment
  JEPS23795  Castilleja angustifolia Rimo Bacigalupi with Lincoln Constance 1959-7-16 7140 Lassen 0.25 mi s U.S. Hwy. 395 junction with road Smoke Creek (beside U.S. Hwy 395) 1341 Comment
  JEPS25553  Castilleja angustifolia Wayne Roderick 1961-4-29 Lassen 29.3 mi s Ravendale (just off U.S. Highway 395, close to junction with Smoke Creek Road) 1341 Comment
  JEPS79146  Castilleja angustifolia L. R. Heckard with R. Bacigalupi 1980-6-11 5249 Lassen about 8 mi ne Litchfield (along U.S. Hwy 395) 1371 Comment
  UC583392  Castilleja angustifolia Elmer I. Applegate 1934-5-4 8921 Lassen s of Secret Valley Comment
  CHSC65310  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald; Lowell Ahart 1995-8-14 7178 Lassen Modoc Plateau. Hwy. 395 at the N end of a Mud Flat, 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  JEPS97305  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald and L. Ahart 1995-8-14 7178 Lassen T30N R15E center NE1/4 Sec. 3, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 at the N end of a Mud Flat, 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville 1348 Comment
  CHSC65306  Chenopodium album Vernon H. Oswald; Lowell Ahart 1995-8-14 7180 Lassen Modoc Plateau. Hwy. 395 at the N end of a Mud Flat, 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  JEPS95711  Chenopodium album Vernon H. Oswald and L. Ahart 1995-8-14 7180 Lassen T30N R15E center NE1/4 Sec. 3, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 at the N end of a Mud Flat, 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville 1348 Comment
  JEPS95746  Chenopodium album Vernon H. Oswald and L. Ahart 1995-8-14 7180 Lassen T30N R15E center NE1/4 Sec. 3, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 at the N end of a Mud Flat, 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville 1348 Comment
  CHSC64884  Chorizanthe watsonii Vernon H. Oswald; Lowell Ahart 1995-6-19 6891 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395. In small openings between brush on a slope on the n side of the road. 1383 Comment
  UC761819  Chrysothamnus viscidiflorus subsp. viscidiflorus R. F. Hoover 1940-9-29 4644 Lassen pass betw. Shaffer Mt. and Warren Peak Comment
  UC725393  Chylismia claviformis subsp. cruciformis A. A. Heller 1938-6-23 15211 Lassen US Hwy 395 about midway between Mapes and Secret Valley 1371 Comment
  CHSC7638  Cirsium cymosum Beverly J. Wise 1969-5-15 17 Lassen 23.8 mi. East of Susanville of Hwy 395. 1524 Comment
  UC1483836  Claytonia perfoliata subsp. intermontana G. Schoolcraft 1980-4-8 200 Lassen just w Hwy. 395 (along Shaffer Mountain peak road); Shaffer Mountain 1402 Comment
  CHSC64778  Cleome platycarpa Vernon H. Oswald 1995-5-31 6805 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.6 mi e of Hwy. 395, between Litchfield and Ravendale. 1371 Comment
  CHSC7714  Cleome platycarpa Beverly J. Wise 1969-5-3 4 Lassen 4.7 mi east of junction of Hwy 395 on las. Co. Rd. 338 (Smoke Creek Rd.) 1554 Comment
  JEPS25528  Cleome platycarpa Rimo Bacigalupi with Lincoln Constance 1959-6-16 7142 Lassen 0.25 mi s U.S. Highway 395 junction with road to Smoke Creek (beside U.S. Hwy 395) 1341 Comment
  JEPS83688  Cleome platycarpa Staria S. Vanderpool and Richard Vanderpool 1986-6-8 1237 d Lassen 3.5 mi n Hwy. 395 jct. with highway to Wendel (at Noble Emigrant Trail Historical Monument, Hwy 395) 1341 Comment
  NY222755  Cleome platycarpa H. D. D. Ripley 1943-6-15 5757 Lassen Near Viewland. 1310.6 Comment
  CHSC64809  Collinsia parviflora Vernon H. Oswald 1995-5-31 6811 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 1.7 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  CHSC64752  Crepis bakeri Vernon H. Oswald 1995-5-31 6796 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  CAS-BOT-BC376565  Crepis occidentalis subsp. occidentalis B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6566 Lassen U.S. Hwy 395 1.3 km S of railroad crossing and 12.9 km N of Litchfield 1330 Comment
  CHSC64870  Cryptantha intermedia Vernon H. Oswald; Lowell Ahart 1995-6-19 6878 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. 1383 Comment
  JEPS97421  Cryptantha intermedia Vernon H. Oswald and L. Ahart 1995-6-19 6878 Lassen Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395 1383 Comment
  SEINET7897188  Cuscuta californica var. californica B. L. Wilson, D. Lytjen, N. Otting 2005-7-25 11445 Lassen Along Highway 395 at Mud Flat, north of Susanville 1347 Comment
  CHSC64771  Descurainia paradisa Vernon H. Oswald 1995-5-24 6776 Lassen Modoc Plateau. Wendel Rd. (Lassen 320) 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wendel). Roadside. 1219 Comment
  CHSC64772  Descurainia pinnata subsp. intermedia Vernon H. Oswald 1995-5-24 6777 Lassen Modoc Plateau. Wendel Rd. (Lassen 320) 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wendel). Roadside. 1219 Comment
  POM175682  Downingia laeta R. S. Williams 1887-7-30 s.n. Lassen Near Augusta (?) Comment
Read comments
Jul 9 2013
  UC1258491  Draba verna G. Schoolcraft 1980-4-8 202 Lassen along Shaffer Mountain Peak Road just w Highway 395; along Shaffer Mountain Peak Road 1402 Comment
  CHSC111248  Elymus spicatus B. Castro; L. P. Janeway 2012-7-3 1938 Lassen Modoc Plateau. 16 air mi ENE of Susanville, and 0.35 mi W of Hwy 395, along road up to Shaffer Mountain. 1417 Comment
  GMDRC7737  Elymus triticoides J. M. Andre, G. Clifton 1993-6-1 33414 Lassen Modoc Plateau: along US Hwy 395 at Viewland, approx 8 mi. ENE of Litchfield, 20 mi. NE of Susanville, east side of Shaffer Mtn 1399 Comment
  CHSC7186  Ephedra viridis Lynn R Thomas 1969-3-6 9 Lassen 75 yds. W of US 395 ca. 26 mi ne of Susanville (nr rail and highway intersection at Viewland). 1347 Comment
  UC766775  Ephedra viridis R. F. Hoover 1940-10-5 4671 Lassen pass between Shaffer Mt. and Warren Peak Comment
  CAS-BOT-BC159993  Eremothera boothii subsp. alyssoides A. A. Heller 1938-6-23 15212 Lassen North of Balls Canyon on U. S. Highway #395 Comment
  CAS-BOT-BC159997  Eremothera boothii subsp. alyssoides Mrs. H. C. Cantelow 1941-5-22 s.n. Lassen 7 miles south of Secret Valley, C.C.C. Camp, U.S. Hy. 395 Comment
  CAS-BOT-BC159999  Eremothera boothii subsp. alyssoides Mrs. H. C. Cantelow 1941-5-22 s.n. Lassen 7 miles south of Secret Valley C.C.C. Camp Comment
  UC725471  Eremothera boothii subsp. alyssoides A. A. Heller 1938-6-23 15212 Lassen on Hwy 395 about midway between Mapes and Secret Valley 1371 Comment
  CHSC64882  Eriastrum signatum Vernon H. Oswald; Lowell Ahart 1995-6-19 6894 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395. 1383 Comment
  CHSC64863  Erigeron aphanactis var. aphanactis Vernon H. Oswald; Lowell Ahart 1995-6-19 6890 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 3.6 mi e of Hwy. 395. On the s side of the road. 1353 Comment
  JEPS97423  Erigeron aphanactis var. aphanactis Vernon H. Oswald and L. Ahart 1995-6-19 6890 Lassen T30N R15E SE1/4 SE1/4 Sect. 12, 4440 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 3.6 mi e of Hwy. 395. Many-stemmed herbaceous perennial from a branching and tap-rooted caudex 1353 Comment
  CHSC64753  Erigeron bloomeri var. bloomeri Vernon H. Oswald 1995-5-31 6806 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.9 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  GMDRC7734  Erigeron bloomeri var. bloomeri J. M. Andre, G. Clifton 1993-6-1 33411 Lassen Modoc Plateau: along US Hwy 395 at Viewland, approx 8 mi. ENE of Litchfield, 20 mi. NE of Susanville, east side of Shaffer Mtn 1399 Comment
  CDA19737  Erigeron pumilus D. Tillotson 1942-6-9 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  UC762657  Eriogonum baileyi var. baileyi R. F. Hoover 1940-10-5 4672 Lassen Pass between Shaffer Mt. and Warren Peak Comment
  UC762679  Eriogonum baileyi var. praebens R. F. Hoover 1940-10-5 4673 Lassen pass between Shaffer Mt. and Warren Peak Comment
  CAS-BOT-BC241832  Eriogonum caespitosum B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6567 Lassen U.S. Hwy 395 1.3 km S of railroad crossing and 12.9 km N of Litchfield 1330 Comment
  CHSC64804  Eriogonum caespitosum Vernon H. Oswald 1995-5-31 6795 Lassen Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  CHSC7738  Eriogonum caespitosum Beverley J. Wise 1969-5-3 78 Lassen 3.4 mi east of junction with Hwy 395 on Las. Co. Rd. 338 (Smoke Creek Road). 1584 Comment
  NY242927  Eriogonum caespitosum B. M. Bartholomew 1993-5-13 6567 Lassen U.S. Hwy 395 1.3 km S of railroad crossing and 12.9 km N of Litchfield. 1330 Comment
  JEPS25524  Eriogonum collinum Rimo Bacigalupi with Lincoln Constance 1959-6-16 7136 Lassen sandy playa 1/4 mi beside US 395 road to Smoke Creek 1341 Comment
  NY242502  Eriogonum collinum G. Schoolcraft 1983-6-28 1021 Lassen East side of Mud Flat. 31-15-26 1341.1 Comment
  NY242508  Eriogonum collinum H. D. D. Ripley 1943-6-15 5758 Lassen Near Viewland. 1310.6 Comment
  NY242509  Eriogonum collinum A. A. Heller 1938-6-23 15208 Lassen On U.S. Highway #395 about midway between Mapes and Secret Valley. Comment
  POM253227  Eriogonum collinum A. A. Heller 1938-6-23 s.n. Lassen Midway between Mapes and Secret Valley on Hwy 395. 1372 Comment
  UC762697  Eriogonum collinum R. F. Hoover 1940-9-29 4645 Lassen low pass between Shaffer Mt. and Warren Peak Comment
  UC762680  Eriogonum nidularium R. F. Hoover 1940-9-29 4643 Lassen pass between Mt. Shaffer and Warren Peak Comment
  CHSC64886  Eriogonum ovalifolium var. ovalifolium Vernon H. Oswald; Lowell Ahart 1995-6-19 6889 Lassen Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 1.7 mi e of Hwy. 395. On a slope on the s side of the road at Mud Flat. 1350 Comment
  CHSC64885  Eriogonum sphaerocephalum var. sphaerocephalum Vernon H. Oswald; Lowell Ahart 1995-6-19 6875 Lassen Between Litchfield and Revendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. 1383 Comment
  CHSC64887  Eriogonum umbellatum var. nevadense Vernon H. Oswald; Lowell Ahart 1995-6-19 6888 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 1.7 mi e of Hwy. 395. On the s side of the road at Mud Flat. 1350 Comment
  JEPS97420  Eriogonum umbellatum var. nevadense Vernon H. Oswald and L. Ahart 1995-6-19 6888 Lassen T30N R15E NW1/4 SE1/4 Sect. 14, 4430 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 1.7 mi e of Hwy. 395. Loosely cespitose perennial 1350 Comment
  CHSC64888  Eriogonum vimineum Vernon H. Oswald; Lowell Ahart 1995-6-19 6882 Lassen Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.7 mi e of Hwy. 395. On the edges and bottom of an eroded dry wash on the n side of the road. 1371 Comment
  JEPS97409  Eriogonum vimineum Vernon H. Oswald and L. Ahart 1995-6-19 6882 Lassen T30N R15E NE1/4 SE1/4 Sect. 22, 4500 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.7 mi e of Hwy. 395 1371 Comment
  UC767818  Eriogonum vimineum R. F. Hoover 1940-10-5 4672 a Lassen pass between Shaffer Mt. and Warren Peak Comment
  CDA20364  Eriophyllum lanatum D. Tillotson 1942-6-1 s.n. Lassen Modoc Plateau; Mud Flat Grade. 0 Comment
  CHSC64754  Eriophyllum lanatum var. achilleoides Vernon H. Oswald 1995-5-31 6800 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  CHSC7648  Eriophyllum lanatum var. grandiflorum Beverley J. Wise 1969-5-15 18 Lassen 28.9 mi. east of Susanville on Hwy 395. 1554 Comment
  CHSC64897  Erythranthe latidens Vernon H. Oswald; Lowell Ahart 1995-6-19 6887 Lassen Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 1.7 mi e of Hwy. 395. Modoc Plateau. 1350 Comment
  CHSC64874  Euphorbia spathulata Vernon H. Oswald; Lowell Ahart 1995-6-19 6881 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. 1383 Comment
  JEPS97418  Euphorbia spathulata Vernon H. Oswald and L. Ahart 1995-6-19 6881 Lassen T30N R15E center Sect. 22, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395 1383 Comment
  UCR183193  Festuca microstachys Jim Andre, G. L. Clifton 1993-5-28 7714 Lassen Along Hwy 395 c. 25 mi. NE of Susanville at Viewland exit, NE of Shaffer Mtn 1349 Comment
  JEPS25525  Galium aparine Rimo Bacigalupi with Lincoln Constance 1959-7-16 7137 Lassen US Hwy 395 one fourth mi s junction of road to Smokey Creek (playa beside road) 1341 Comment
  CHSC64800  Gilia salticola Vernon H. Oswald 1995-5-31 6816 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 3.6 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  CHSC64756  Helianthus cusickii Vernon H. Oswald 1995-5-31 6798 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  CHSC7636  Helianthus cusickii Beverley J. Wise 1969-5-15 22 Lassen 28.9 mi. East of Susanville on Hwy 395. 1554 Comment
  GMDRC7736  Helianthus cusickii J. M. Andre, G. Clifton 1993-6-1 33413 Lassen Modoc Plateau: along US Hwy 395 at Viewland, approx 8 mi. ENE of Litchfield, 20 mi. NE of Susanville, east side of Shaffer Mtn 1399 Comment
  JEPS25527  Helianthus cusickii Rimo Bacigalupi with Lincoln Constance 1959-6-16 7141 Lassen beside Hwy 395 one-fourth mi s of junction road to Smoke Creek 1341 Comment
  POM253276  Helianthus cusickii A. A. Heller 1938-6-23 15209 Lassen Midway between Mapes and Secret Valley on Hwy 395. 1372 Comment
  CHSC65038  Hesperolinon micranthum Vernon H. Oswald; Lowell Ahart 1995-7-5 6957 Lassen Modoc Plateau. North of Honey Lake on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395. 1383 Comment
  UCD20362  Hymenoxys lemmonii Joe DiTomaso 2002-6-4 s.n. Lassen about 3 miles northwest of the junction between Nevada, Modoc and Lassen counties. Comment
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Apr 29 2013
  CHSC64866  Iva axillaris subsp. robustior Vernon H. Oswald; Lowell Ahart 1995-6-19 6886 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.9 mi e of Hwy. 395, on the down-slope approaching Mud Flat. 1353 Comment
  JEPS30423  Iva axillaris subsp. robustior Peter H. Raven with Otto T. Solbrig 1958-6-17 13265 Lassen 11.8 mi ne Litchfield (along United States Highway 395) Comment
  RSA126721  Iva axillaris subsp. robustior Peter H. Raven, Otto T. Solbrig 1958-6-17 13265 Lassen Along Hwy 395, 11.8 miles NE of Litchfied Comment
  CDA20368  Iva axillaris var. robustior D. Tillotson 1942-6-9 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  CHSC65307  Kochia scoparia Vernon Oswald; Lowelll Ahart 1995-8-14 7172 Lassen Modoc Plateau. Hwy. 395 crossing a flooded playa (Mud Flat) 1.8 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  JEPS97318  Kochia scoparia Vernon H. Oswald and L. Ahart 1995-8-14 7172 Lassen T30N R15E center N side Sec. 15, 4425 ft, Modoc Plateau, Sagebrush Scrub, alkaline clay soil. Hwy. 395 crossing a flooded playa (Mud Flat) 1.8 mi N of Smoke Creek Ranch Rd., N of Susanville 1348 Comment
  CHSC7633  Lagophylla ramosissima Beverley J. Wise 1969-5-3 24 Lassen 4.5 mi. east of Hwy 395 on Las. Co. Rd. 338. 1554 Comment
  CDA20356  Lappula redowskii D. Tillotson 1942-6-1 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  CDA19744  Layia glandulosa D. Tillotson 1942-6-9 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  CDA20367  Layia glandulosa D. Tillotson 1942-6-9 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  CHSC64757  Layia glandulosa Vernon H. Oswald 1995-5-31 6817 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 3.6 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  CHSC7632  Layia glandulosa Beverley J. Wise 1969-5-3 25 Lassen 4.3 mi. east on Las. Co. Rd. 338 beyond junction with Hwy 395. 1554 Comment
  CHSC64774  Lepidium dictyotum var. dictyotum Vernon H. Oswald 1995-5-24 6773 Lassen Modoc Plateau. Wendel Rd. (Lassen 320) 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wendel). On a flat bordering the road. 1219 Comment
  CHSC111251  Lepidium perfoliatum L. P. Janeway; B. Castro 2012-7-2 10936 Lassen Modoc Plateau. Along Smoke Creek Ranch Road 6.9 road km east of Hwy 395. 1387 Comment
  CHSC64873  Lepidium perfoliatum Vernon H. Oswald; Lowell Ahart 1995-6-19 6899 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395. Near the road. 1383 Comment
  CHSC7710  Lepidium perfoliatum Beverley J. Wise 1969-4-13 36 Lassen 2.9 mi. east of Junction of Hwy 395 on Las. Co. Rd 338 (Amoke Creek Road). 1463 Comment
  JEPS95731  Lepidium perfoliatum Vernon H. Oswald and L. Ahart 1995-6-19 6899 Lassen T30N R16E southeast corner Sect. 6, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395 1383 Comment
  JEPS95756  Lepidium perfoliatum Vernon H. Oswald and L. Ahart 1995-6-19 6899 Lassen T30N R16E southeast corner Sect. 6, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395 1383 Comment
  UC1258492  Lithophragma glabrum G. Schoolcraft 1980-4-8 201 Lassen along Shaffer Mountain Peak road just w Hwy. 395; Shaffer Mountain Peak road 1402 Comment
  UC1483825  Lithophragma glabrum G. Schoolcraft 1980-4-8 201 Lassen e side Shaffer Mountain; e side Shaffer Mountain 1463 Comment
  UC1479579  Lomatium macrocarpum G. Schoolcraft 1980-4-8 204 Lassen just n. Viewland (w. side of Hwy. 395) 1371 Comment
  CHSC7744  Lomatium nevadense Beverley J. Wise 1969-4-13 116 Lassen 5.6 mi. east on Las. Co. Rd. 338 past the junction with Hwy 395. 1554 Comment
  CHSC7745  Lomatium plummerae Beverly J. Wise 1969-4-13 117 Lassen 2.9 mi. east of junction of Hwy 395 on Las. co. rd. 338 (Smoke Creek Road). 1554 Comment
  CAS-BOT-BC217793  Lomatium ravenii Rhonda Riggins 1989-4-27 1641 Lassen US 395, 14 mi. N. Litchfield, 21 mi. S. Ravendale 1310 Comment
  CAS-BOT-BC217795  Lomatium ravenii B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6564 Lassen U.S. Hwy 395 6.0 km N of railroad crossing and 20.1 km N of Litchfield 1330 Comment
  CHSC68607  Lomatium ravenii Vernon H. Oswald; Lowell Ahart 1997-5-7 8404 Lassen Smoke Creek Ranch Rd. 2.9 mi east of Hwy. 395. 1359 Comment
  OBI48161  Lomatium ravenii Rhonda Riggins 1989-4-27 1641 Lassen US 395, 14 mi N Litchfield, 21 mi S Ravendale. 1311 Comment
  CAS-BOT-BC196341  Lupinus argenteus var. argenteus Mrs. H. C. Cantelow 1941-5-22 s.n. Lassen 3 1/2 miles S. of Secret Valley C.C.C. Camp, U.S. Hy. 395 Comment
  CHSC7671  Lupinus polycarpus Beverley J. Wise 1969-5-4 62 Lassen 0.5 mi west on Shaeffer Mtn lookout access road from junction with Hwy 395. 24.4 mi E. of Susanv. 1615 Comment
  HSC69591  Lupinus pusillus subsp. intermontanus Gary Schoolcraft 1980-5-30 246 Lassen On S side of road into Diaz Ranch at N end of Mud Flat 1360 Comment
  CHSC64788  Lupinus pusillus var. intermontanus Vernon H. Oswald 1995-5-31 6818 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 3.6 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  CHSC64862  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1995-6-19 6876 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. Along the road. 1383 Comment
  CHSC64791  Mentzelia albicaulis Vernon H. Oswald 1995-5-31 6813 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 2.0 mi e of Hwy. 395, between Litchfield and Ravendale. 1341 Comment
  CHSC7702  Microsteris gracilis Beverley J. Wise 1969-4-13 42 Lassen 2.4 mi. east of junction Hwy 395 and Las. Co. Rd. 388 (Smoke Creek Road). 1371 Comment
  JEPS97419  Mimulus latidens Vernon H. Oswald and L. Ahart 1995-6-19 6887 Lassen T30N R15E NW1/4 SE1/4 Sect. 14, 4430 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 1.7 mi e of Hwy. 395 1350 Comment
  UCR259342  Mimulus latidens Glenn L. Clifton 1996-6-18 34671 Lassen Highway 395 at Mud Flat [c. 10 miles due north of Honey Lake] 1348 Comment
  CHSC64782  Monolepis nuttalliana Vernon H. Oswald 1995-5-31 6808 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 1.3 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  CAS-BOT-BC515652  Muilla transmontana B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6599 Lassen U.S. Hwy. 395 1.3 km S of railroad crossing and 12.9 km N of Litchfield. 1330 Comment
  CHSC64813  Muilla transmontana Vernon H. Oswald 1995-5-31 6810 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 1.7 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  CHSC7657  Muilla transmontana Beverley J. Wise 1969-5-3 145 Lassen 4.7 mi. east of junction with Hwy 395 on Las. Co. Rd. 338 (Smoke Creek Road). 1615 Comment
  CHSC64893  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1995-6-19 6895 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395. 1383 Comment
  JEPS97413  Myosurus minimus Vernon H. Oswald and L. Ahart 1995-6-19 6895 Lassen T30N R16E southeast corner Sect. 6, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395. Abundant on the drying beds of vernally flooded wetlands on a stony and brushy flat. 1383 Comment
  CHSC65036  Nama aretioides var. californica Vernon H. Oswald; Lowell Ahart 1995-7-5 6955 Lassen Modoc Plateau. North of Honey Lake on Smoke Creek Ranch Rd., 4.0 mi e of Hwy 395. 1383 Comment
  UCR183191  Nama aretioides var. multiflora Jim Andre, G. L. Clifton 1993-5-28 7712 Lassen Along Hwy 395 c. 25 mi. NE of Susanville at Viewland exit, NE of Shaffer Mtn 1349 Comment
  CHSC64883  Navarretia breweri Vernon H. Oswald; Lowell Ahart 1995-6-19 6885 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.9 mi e of Hwy. 395, on the down-slope approaching Mud Flat. 1353 Comment
  CHSC64865  Nemacladus rigidus Vernon H. Oswald; Lowell Ahart 1995-6-19 6893 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395. N side of the road. 1383 Comment
  CDA20352  Oenothera alyssoides var. villosa D. Tillotson 1942-6-1 s.n. Lassen Modoc Plateau; Mud Flat Grade. 0 Comment
  CHSC65153  Orobanche corymbosa Vernon H. Oswald; Lowell Ahart 1995-7-5 6956 Lassen Modoc Plateau. North of Honey Lake on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395. 1383 Comment
  UC769844  Oxytheca dendroidea subsp. dendroidea R. F. Hoover 1940-10-5 4676 Lassen pass between Shaffer Mt. and Warren Peak Comment
  CHSC75465  Packera multilobata Vernon H. Oswald; Lowell Ahart 1999-6-9 9734 Lassen Hwy. 395 northeast of Susanville and north of Smoke Creek Ranch Rd. at Mud Flat. On the bank between the highway and the playa. 1348 Comment
  CHSC7639  Packera multilobata Beverley J. Wise 1969-5-3 27 Lassen 4.5 mi. east of junction of Hwy 395 and Las. Co. 338 (Smokey Creek Road). 1554 Comment
  JEPS25526  Packera multilobata Rimo Bacigalupi with Lincoln Constance 1959-6-16 7139 Lassen beside U.S. Highway 395 one fourth mi s of junction of road to Smoke Creek 1341 Comment
  JEPS95971  Packera multilobata Vernon H. Oswald and L. Ahart 1999-6-9 9734 Lassen Hwy. 395 northeast of Susanville and north of Smoke Creek Ranch Rd. at Mud Flat: T30N R15E Sect. 3, 4425 ft elevation, dry playa surrounded by sagebrush scrub 1348 Comment
  CHSC64871  Pectocarya setosa Vernon H. Oswald; Lowell Ahart 1995-6-19 6892 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395. On a slope on the n side of the road. 1383 Comment
  JEPS97422  Pectocarya setosa Vernon H. Oswald and L. Ahart 1995-6-19 6892 Lassen T30N R16E NW1/4 NW1/4 Sect. 7, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.0 mi e of Hwy. 395 1383 Comment
  CHSC64810  Penstemon roezlii Vernon H. Oswald 1995-5-31 6793 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  CHSC7753  Penstemon roezlii Beverly J. Wise 1969-5-15 109 Lassen 24.5 mi. East on Hwy 395 on the West side of Hwy. 1554 Comment
  JEPS23794  Penstemon roezlii Rimo Bacigalupi with Lincoln Constance 1959-6-16 7138 Lassen Sandy playa beside U.S. 395 one-fourth mi s of junction of road to Smoke Creek; s of junction of rd to Smoke Creek 1341 Comment
  JEPS81837  Penstemon roezlii Rimo Bacigalupi with Lincoln Constance 1959-6-16 7138 Lassen beside U.S. 395 one-fourth mi s of junction of road to Smoke Creek; s of junction of rd to Smoke Creek 1341 Comment
  CHSC64811  Penstemon speciosus Vernon H. Oswald 1995-5-31 6812 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 2.0 mi e of Hwy. 395, between Litchfield and Ravendale. 1341 Comment
  UCR183192  Penstemon speciosus Jim Andre, G. L. Clifton 1993-5-28 7713 Lassen Along Hwy 395 c. 25 mi. NE of Susanville at Viewland exit, NE of Shaffer Mtn 1349 Comment
  CAS-BOT-BC423341  Peritoma platycarpa H. D. Ripley; R. C. Barneby 1943-6-15 5757 Lassen Nr. Viewland 1310 Comment
  CHSC64878  Phacelia adenophora Vernon H. Oswald; Lowell Ahart 1995-6-19 6884 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.7 mi e of Hwy. 395. 1371 Comment
  JEPS25529  Phacelia adenophora Rimo Bacigalupi with Lincoln Constance 1959-6-16 7143 Lassen US Hwy 395 1/4 mi s junction of road to Smoke Creek (playa beside road) 1341 Comment
  JEPS95723  Phacelia adenophora Vernon H. Oswald and L. Ahart 1995-6-19 6884 Lassen T30N R15E NE1/4 SE1/4 Sect. 22, 4500 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.7 mi e of Hwy. 395 1371 Comment
  OBI48096  Phacelia adenophora Rhonda Riggins 1989-4-27 1643 Lassen US 395, 14 mi N Litchfield, 21 mi S Ravendale 1311 Comment
  RSA17669  Phacelia adenophora Elmer I. Applegate 1934-5-4 8912 Lassen South end of Secret Valley Comment
  UC726890  Phacelia adenophora A. A. Heller 1938-6-23 15210 Lassen along Hwy 395 about midway between Mapes and Secret Valley 1371 Comment
  CAS-BOT-BC145032  Phacelia inundata B. Bartholomew; M. Gilbert; L. Skog 1993-5-13 6559 Lassen U.S. Hwy 395 6.0 km N of railroad crossing and 20.1 km N of Litchfield 1330 Comment
  NY1056437  Phacelia lutea var. glandulifera A. A. Heller 1938-6-23 15210 Lassen U.S. Highway #395, about midway between Mapes and Secret Valley 1372 Comment
  JEPS25530  Phacelia thermalis Rimo Bacigalupi with Lincoln Constance 1959-6-16 7144 Lassen Hwy 395 1/4 mi s junction of road to Smoke Creek (playa beside hwy) 1341 Comment
  NY1057982  Phacelia thermalis H. D. D. Ripley 1943-6-15 5761 Lassen Smoke Creek, northeast of Viewland 1341 Comment
  NY1057983  Phacelia thermalis H. D. D. Ripley 1943-6-15 5761 Lassen Along Smoke Creek northeast of Viewland 1311 Comment
  RSA152190  Phacelia thermalis Lincoln Constance, Elwood Molseed, John Weiler 1960-6-13 3678 Modoc Nine miles north of Litchfield. 1220 Comment
  CHSC64803  Phlox stansburyi Vernon H. Oswald 1995-5-31 6802 Lassen Modoc Plateau. Smoke Creek Rance Rd. 0.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1383 Comment
  CHSC64872  Plagiobothrys leptocladus Vernon H. Oswald; Lowell Ahart 1995-6-19 6896 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395. 1383 Comment
  UC1523814  Plagiobothrys leptocladus Gary Schoolcraft 1983-6-20 1010 Lassen Mud Flat , 31-15-22 (31-15-22) 1341 Comment
  CHSC33317  Poa secunda subsp. secunda Hank Thompson 1980-4-14 19 Lassen Ca. 20 mi E of Susanville. 1310 Comment
  SEINET3562962 Image available Polyctenium fremontii Arnold Tiehm, Margaret Williams, Jan Nachlinger 1988-6-2 11703 Lassen 6.6 road miles north of the Wendel Road on highway 395 from Susanville to Alturas, mud flats along the highway. 1347 Comment
  SEINET258241 Image available Polyctenium fremontii var. confertum Arnold Tiehm, Jan Nachlinger, Margaret Williams 1988-6-2 11703 Lassen 6.6 road miles north of the Wendel Road on Hwy. 295 from Susanville to Alturas. T30N R15E Sec 15 1350 Comment
  CHSC68619  Polyctenium fremontii var. fremontii Vernon H. Oswald; Lowell Ahart 1997-5-7 8405 Lassen Mud Flat along Smoke Creek Ranch Rd. 1.7 mi east of Hwy. 395. 1356 Comment
  JEPS94355  Polyctenium fremontii var. fremontii Vernon H. Oswald and Lowell Ahart 1997-5-7 8405 Lassen 1.7 ni e of Highway 395 (Mud Flat along Smoke Creek Ranch Road); Mud Flat, Smoke Creek Ranch Road 1356 Comment
  NY661121  Polyctenium williamsiae B. Corbin 2002-6-4 1078 Lassen Mud Flat-south end, East side of Highway 395. 1347.2 Comment
  CAS-BOT-BC167847  Polygala subspinosa T. Wendt; E. Lott 1975-6-12 1031 Lassen 4.5 mi. E of Rte 395 on Smoke Creek Ranch Road, E. of Mud Flat 1371 Comment
  CAS-BOT-BC167848  Polygala subspinosa H. D. Ripley; R. C. Barneby 1943-6-15 5760 Lassen E. of Viewland 1310 Comment
  CHSC64797  Polygala subspinosa Vernon H. Oswald 1995-5-31 6815 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 2.4 mi e of Hwy. 395, between Litchfield and Ravendale. 1353 Comment
  GMDRC7733  Polygala subspinosa J. M. Andre, G. Clifton 1993-6-1 33410 Lassen Modoc Plateau: along US Hwy 395 at Viewland, approx 8 mi. ENE of Litchfield, 20 mi. NE of Susanville, east side of Shaffer Mtn 1399 Comment
  UCD109689  Polygala subspinosa T. Wendt; E. Lott 1975-6-12 1031 Lassen 4.5 mi. E of Rte 395 on Smoke Creek Ranch Road, E. of Mud Flat. 1371 Comment
  UCR32584  Polygala subspinosa var. subspinosa T. L. Wendt, E. J. Lott 1975-6-12 1031 Lassen 4.5 mi east of Rte. 395 on Smoke Creek Ranch Rd, east of Mud Flat 1372 Comment
  CHSC64889  Polygonum douglasii subsp. johnstonii Vernon H. Oswald; Lowell Ahart 1995-6-19 6880 Lassen Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. In a shallow wash. 1383 Comment
  JEPS97417  Polygonum ramosissimum Vernon H. Oswald and L. Ahart 1995-6-19 6880 Lassen T30N R15E center Sect. 22, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395 1383 Comment
  CHSC64868  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald; Lowell Ahart 1995-6-19 6897 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395. 1383 Comment
  JEPS97412  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald and L. Ahart 1995-6-19 6897 Lassen T30N R16E southeast corner Sect. 6, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395 1383 Comment
  JEPS25905  Pyrrocoma lanceolata var. lanceolata John H. Weiler, L Constance, and E. Molseed 1960-6-13 60162 Lassen along US Hwy 395 10.9 mi ne Litchfield 1219 Comment
  CAS-BOT-BC363011  Rigiopappus leptocladus Arnold Tiehm; Jan Nachlinger; Margaret Williams 1988-6-2 11700 Lassen South side of Shaffer Mt., 3.4 road miles north of the Wendel road on highway 395 from Susanville to Alturas, west of the highway 1386 Comment
  SEINET2054605 Image available Rigiopappus leptocladus Arnold Tiehm, Margaret Williams, Jan Nachlinger 1988-6-2 11700 Lassen South side of Shaffer Mt., 3.4 road miles North of the Wendel road on highway 395 from Susanville to Alturas, west of highway. 1386 Comment
  CHSC75481  Rorippa sinuata Vernon H. Oswald; Lowell Ahart 1999-6-9 9735 Lassen Hwy. 395 northeast of Susanville and north of Smoke Creek Ranch Rd. at Mud Flat. On the bank between the highway and the playa. 1348 Comment
  JEPS95871  Rorippa sinuata Vernon H. Oswald and L. Ahart 1999-6-9 9735 Lassen Hwy. 395 northeast of Susanville and north of Smoke Creek Ranch Rd. at Mud Flat: T30N R15E Sect. 3, 4425 ft elevation, dry playa surrounded by sagebrush scrub. Small part of a perennial forming a colony on the bank between the highway and the playa. 1348 Comment
  CAS-BOT-BC433632  Rumex lacustris Peter H. Raven; Otto T. Solbrig 1958-6-17 13266 Lassen Along United States Highway 395, 11.8 miles north-east of Litchfield Comment
  RSA125294  Rumex venosus Peter H. Raven, Otto Solbrig 1958-6-17 s.n. Lassen Along Hwy 395, 11.8 miles NE of Litchfied Comment
  CDA19717  Salvia dorrii D. Tillotson 1942-6-1 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  CAS-BOT-BC214263  Scutellaria nana H. D. Ripley; R. C. Barneby 1943-6-15 5764 Lassen Smoke Creek, N-E of Viewland 1341 Comment
  GMDRC7735  Scutellaria nana J. M. Andre, G. Clifton 1993-6-1 33412 Lassen Modoc Plateau: along US Hwy 395 at Viewland, approx 8 mi. ENE of Litchfield, 20 mi. NE of Susanville, east side of Shaffer Mtn 1399 Comment
  CHSC111252  Sisymbrium altissimum L. P. Janeway; B. Castro 2012-7-2 10935 Lassen Modoc Plateau. Along Smoke Creek Ranch Road 6.9 road km east of Hwy 395. 1387 Comment
  CHSC64775  Sisymbrium orientale Vernon H. Oswald 1995-5-31 6803 Lassen Modoc Plateau. Smoke Creek Ranch Rd. 0.6 mi e of Hwy. 395, between Litchfield and Ravendale. 1371 Comment
  CHSC65362  Solanum triflorum Vernon H. Oswald; Lowell Ahart 1995-8-14 7176 Lassen Modoc Plateau. Hwy. 395 at the N end of a flooded playa (Mud Flat) 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  CAS-BOT-BC60992  Stanleya viridiflora H. D. Ripley; R. C. Barneby 1943-6-15 5761 a Lassen Smoke Creek, northeast of Kesiland [illegible?]. 1341 Comment
  UCR183194  Stipa thurberiana Jim Andre, G. L. Clifton 1993-5-28 7715 Lassen Along Hwy 395 c. 25 mi. NE of Susanville at Viewland exit, NE of Shaffer Mtn 1349 Comment
  OBI76926  Taraxia tanacetifolia Anthony Baniaga 2011-6-10 319 Lassen Along hwy 395 ca. 6.6 mi S of Karlo Rd quad 1220 Comment
  UC2027202  Taraxia tanacetifolia Anthony Baniaga 2011-6-10 319 Lassen Along highway 395 ca. 6.6 mi S of Karlo Rd. quadrangle. Comment
  CDA20359  Tetradymia glabrata D. Tillotson 1942-6-9 s.n. Lassen Modoc Plateau; Mud Flat. 0 Comment
  JEPS17744  Tetradymia glabrata Rimo Bacigalupi with G. T. Robbins 1955-7-21 5415 Lassen 4.3 mi e junction with U. S. 395 (along the Smoke Creek Ranch road, s edge of Secret Valley); Secret Valley 1441 Comment
  CHSC64762  Tetradymia spinosa Vernon H. Oswald 1995-5-24 6771 Lassen Modoc Plateau. Wendel Rd. (Lassen 320) 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wendel). On a flat bordering the road. 1219 Comment
  CHSC64777  Thelypodium flexuosum Vernon H. Oswald 1995-5-24 6774 Lassen Modoc Plateau. Wendel Rd. (Lassen 320) 0.4 mi e of the e end of Amedee Rd. (6.1 mi e of Wendel). On a flat bordering the road. 1219 Comment
  CAS-BOT-BC88133  Thelypodium milleflorum Ella Dales Cantelow 1941-5-22 3633 Lassen 3.5 miles south of Secret Valley C.C.C. Camp. U.S. Highway 395 to Alturas from Susanville. Comment
  CAS-BOT-BC88134  Thelypodium milleflorum Ella Dales Cantelow 1941-5-22 s.n. Lassen 3.5 miles south of Secret Valley C.C.C. Camp. U.S. Highway 395 to Alturas from Susanville. Comment
  CHSC65363  Verbena bracteata Vernon H. Oswald; Lowell Ahart 1995-8-14 7177 Lassen Modoc Plateau. Hwy. 395 at the N end of a flooded playa (Mud Flat) 3.4 mi N of Smoke Creek Ranch Rd., N of Susanville. 1348 Comment
  CHSC64899  Veronica peregrina subsp. xalapensis Vernon H. Oswald 1995-6-19 6898 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 4.9 mi e of Hwy. 395. 1383 Comment



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