Search Results — 2000 specimen records retrieved (1639 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD134152  Abies concolor Lalit M. Srivastava 1957-10-19 2 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  CHSC61755  Abies magnifica var. shastensis Vernon H. Oswald; Lowell Ahart 1993-9-2 5921 A Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) Nw of Paskenta. 2286 Comment
  CHSC90430  Abies magnifica var. shastensis Niall McCarten 1986-6-16 5308 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29j, 0.5 mi. due south of Browns Camp, 1 mi. east of Ides Cove Trailhead. 1859 Comment
  CAS-BOT-BC330991  Acer glabrum var. glabrum Hans Leschke 1964-8-2 1882 Tehama Between Mill Creek Falls & Ski Hut, Lassen Volcanic National Park Comment
  JEPS75798  Acer glabrum var. torreyi Todd and Virginia Keeler-Wolf 1975-8-10 650 Tehama 1/4 mi e Howell's Camp (Yolla Bolly Mountains); , e Howell's Camp 1905 Comment
  HSC2832  Acer negundo var. californicum L. T. Gault 1964-3-28 46 Tehama 0.5 mi. W on Woletz slough, Los Molinos Comment
  CHSC66472  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1996-5-20 7580 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  RSA724873  Achillea millefolium L. Ahart 2006-9-9 13248 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1504 Comment
  JEPS88469  Achnatherum lemmonii Vernon H. Oswald and Lowell Ahart 1996-4-23 7432 Tehama 36 mi ne Red Bluff (BLM parcel along Hwy 36, slope of Paynes Creek Canyon, near the power line and the n end of the Jeep Trail); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek Cany 182 Comment
  JEPS98979  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UCD50638  Achnatherum lemmonii A. A. Beetle 1941-6-27 2751 Tehama California, Tehama County, 20 miles northeast of Lomo on Rte. 32, banks of Deer Creek in Pinus ponderosa forest. Comment
  RSA141281  Achnatherum lemmonii var. lemmonii J. M. Tucker, L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain 1921 Comment
  RSA700505  Achnatherum lemmonii var. lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. 1515 Comment
  UC1021627  Achnatherum occidentale subsp. californicum J. I. Manning 1954-10-6 107 Tehama Hazen Flat Lassen National Forest, Quadrangle 33A-2 1706 Comment
  UCD51134  Achnatherum occidentale subsp. californicum Freed W. Hoffman 1947-6-23 1675 Tehama Government Flat. 796 Comment
  CHSC32162  Achnatherum occidentale subsp. occidentale James Jokerst 1980-8-22 1107 Tehama Near Mt. Linn. Comment
  CAS-BOT-BC218043  Achnatherum stillmanii A. A. Heller 1928-7-12 14682 Tehama Colby Mountain along the Forest Service trail Comment
  CHSC63232  Achnatherum stillmanii Lowell Ahart 1994-7-24 7523 Tehama About 2 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  JEPS102659  Achnatherum stillmanii Lowell Ahart 2001-6-16 8865 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  UCD51416  Achnatherum stillmanii August L. Hormay 1929-7-15 s.n. Tehama Polk Springs Road. Comment
  JEPS88335  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1996-4-15 7368 Tehama CDFG parcel on s side of Gayle Rd. nw Corning (nw side of valley, drainage on s side of intermittent stream ca. 0.1 mi e of the lane); Sacramento Valley, Thomas Creek Ecological Reserve 103 Comment
  JEPS94672  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1998-5-14 9047 Tehama Hwy 36 2.3 mi e Vestal Rd. (between Red Bluff and Platina) 274 Comment
  CHSC83095  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10006 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  CHSC84583  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2003-9-17 10579 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC113323  Acmispon brachycarpus Lowell Ahart; John Dittes 2014-5-17 19509 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC68583  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1997-5-14 8427 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  CHSC96637  Acmispon brachycarpus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13617 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  HSC82125  Acmispon nevadensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4904 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC64624  Acmispon wrangelianus Vernon H. Oswald; Lowell Ahart 1995-4-17 6664 Tehama Dale Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common in gravelly soil along the old highway s of the Old Hwy. Pool. 213 Comment
  HSC98293  Acmispon wrangelianus John L. Heywood, D. H. Norris 1968-3-31 1846 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  UCD95393  Aconitum columbianum J. M. Tucker; L. K. Mann 1962-7-29 3633 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 Comment
  CAS-BOT-BC412928  Aconogonon davisiae Clare B. Hardham 1971-8-10 18308 Tehama South Yolla Bolly Mountain 2438 Comment
  CAS-BOT-BC412922  Aconogonon davisiae H. F. Copeland 1920-7-8 45 Tehama On summit. Divide between Butte, Plumas asnd Tehama Co's 1828 Comment
  CHSC45622  Adenocaulon bicolor Vernon Oswald 1984-7-9 1566 Tehama East side of Hwy 32 at the bridge over Chico Creek. 1048 Comment
  CHSC1533  Adenostoma fasciculatum A. Small 1954-6-8 Tehama Between Platina and Red Bluff. 213 Comment
  CHSC64988  Adenostoma fasciculatum Vernon H. Oswald; Lowell Ahart 1995-7-12 6995 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. 871 Comment
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Apr 1 2009
  CHSC101194  Adiantum jordanii L. P. Janeway 2009-4-4 9708 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CAS-BOT-BC202708  Aesculus californica B. J. Cox; Jeff Huber 1971-6-10 2853 Tehama 8 mi. E. of Red Bluff, on Calif. Hwy. 36 152 Comment
  JEPS88292  Aesculus californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7584 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of the parcel); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  JEPS97264  Aesculus californica Vernon H. Oswald 1995-5-22 6755 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Inflorescence from a single shrubby tree 225 Comment
  RSA401065  Aesculus californica Bonnie C. Templeton 1960-6-14 8491 Tehama 15-20 miles east of Red Bluff. 915 Comment
  JEPS87832  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama 2.3 mi by road nw Willow Creek (about 2 1/2 air mi n of Cherry Hill); nw of Willow Creek 1676 Comment
  CHSC94431  Agoseris glauca var. glauca Lowell Ahart 2006-9-15 13201 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC94544  Agoseris glauca var. glauca Lowell Ahart 2006-9-9 13270 A Tehama On dry bare soil east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC48123  Agoseris glauca var. monticola Vernon Oswald 1984-7-16 1583 Tehama N side of Hwy 36, 0.4 mi SE of Wilson Lake Rd. 1475 Comment
  CAS-BOT-BC13243  Agoseris monticola J. T. Howell 1960-8-19 36122 Tehama Lassen Volcanic National park, Brokeoff Mt Trail 2346 Comment
  CAS-BOT-BC13183  Agoseris monticola George W. Gillett 1957-8-13 1059 Tehama Lassen Volcanic National Park. Brokeoff Mountain, ca. 1.5 miles from Sulpher Works Checking Station near Brokeoff Trail 2286 Comment
  CHSC102680  Agrostis exarata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16347 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  JEPS88595  Agrostis exarata Vernon H. Oswald and Lowell Ahart 1996-6-3 7696 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  JEPS100562  Agrostis microphylla var. intermedia Dean W. Taylor 1991-5-8 11681 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  JEPS116114  Agrostis scabra Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16342 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In ar 1493 Comment
  JEPS110378  Agrostis stolonifera Lowell Ahart 2006-9-9 13267 Tehama On the east bank of Colby Creek, about 150 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  RSA123626  Agrostis stolonifera G. D. Barbe 1955-7-16 162 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  CAS-BOT-BC138565  Agrostis variabilis P. A. Munz 1951-7-25 16897 Tehama Square Lake, North base of South Yolla Bolly Mountains. 2133 Comment
  RSA66605  Agrostis variabilis P. A. Munz 1951-7-25 16897 Tehama Square Lake, north base of South Yolla Bolly Mts. 2134 Comment
  CHSC86001  Aira caryophyllea Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Bluedoor Flat. 274 Comment
  UC766846  Aira caryophyllea R. F. Hoover 1937-5-19 2262 Tehama 4 mi s Cottonwood Comment
  CHSC66604  Alisma lanceolatum Vernon H. Oswald 1996-7-19 8072 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Marshy drainage along an old river channel on the NE side of the parcel. 100 Comment
  HSC81956  Allium amplectens Thomas W. Nelson, Jane P. Nelson 1979-6-25 4895 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  JEPS56355  Allium amplectens W. L. Jepson 1899-4-25 Tehama Stivers' Ranch and Rosewood Comment
  UC1051543  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UC2031397  Allium amplectens Barbara Ertter with Brad Olson 1991-7-4 10216 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Creek Riley Ridge junction, ca 25 air miles W of Corning Comment
  UCD80414  Allium amplectens CNPS SN Foothill Team 2005-6-13 SNFN 0378 a Tehama CDFG Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  CAS-BOT-BC462234  Allium amplectens Doris Kildale Gillespie 1930-5-14 9402 Tehama Between Mineral and Paynes Creek Comment
  CHSC68833  Allium campanulatum Vernon Oswald; Lowell Ahart 1997-6-10 8564 Tehama Between Paskenta and Covelo on M2 (23N69) 1.4 mi north of its junction with the road to Wells Cabin Campground (24N02). 1844 Comment
  HSC71877  Allium campanulatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5859 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS33078  Allium campanulatum W. L. Jepson 1897-7-24 Tehama South Yallo Balley summit Comment
  RSA123635  Allium campanulatum G. D. Barbe 1955-7-16 189 Tehama In dry, talus near the summit of South Yolla Bolly. 2439 Comment
  UCD138493  Allium campanulatum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama from Square Lake east toward road from Oven Lid on north side of South Yolla Bolly. Comment
  SEINET7067163  Allium crispum A. G. Vestal 1947-5-1 s.n. Tehama About 9.4 miles west of Paynes Creek. Coordinate datum: NAD27. UTM Zone 10, 577581mE, 4461942mN. Comment
Read comments
Jul 16 2018
  CHSC54023  Allium falcifolium Vernon H. Oswald; Lowell Ahart 1991-4-16 4504 Tehama Red Bank Rd, 2.0 mi north of Colyear Springs Rd, north of Paskenta. 286 Comment
  CHSC79224  Allium falcifolium L. P. Janeway 2000-6-29 6853 Tehama High North Coast Ranges. About 1100 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2300 Comment
  JEPS13260  Allium falcifolium Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5315 Tehama about 1 mi e Mt. Linn summit; South Yolla Bolly Mountain 2286 Comment
  UCD112027  Allium falcifolium Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  HSC2939  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CHSC80568  Allium obtusum var. obtusum Vernon H. Oswald; Lowell Ahart 2001-5-7 10017 Tehama Forest Road 26N15 5.1 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1063 Comment
  CHSC66508  Allium peninsulare var. peninsulare Vernon H. Oswald; Lowell Ahart 1996-5-20 7573 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC65165  Allium sanbornii var. sanbornii Vernon H. Oswald; Lowell Ahart 1995-7-31 7166 Tehama Cascade Range Foothills. Lane Valley Rd. 3.3 mi N of Hwy. 36, N of Paynes Creek. 457 Comment
  CHSC77626  Allium serra B. Castro; C. Warren, L. P. Janeway 1999-5-4 916 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  SBBG869  Allium validum H. and M. Dearing 1938-6-22 2096 Tehama Deer Crk Comment
  CHSC29822  Allophyllum divaricatum M. S. Taylor; R. S. Schlising, T. Griggs 1980-6-21 2935 Tehama Deer Creek jct with Leninger Rd, ca. 19 mi n of Chico. Comment
  CHSC92787  Allophyllum divaricatum John Dittes; Josephine Guardino 2005-5-11 1103 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS117346  Allophyllum divaricatum Lowell Ahart, John Dittes 2010-7-17 16852 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  JEPS98968  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC41103  Alopecurus pratensis J. P. Smith, J. O. Sawyer 1973-4-14 6070 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  CHSC64573  Alopecurus saccatus Vernon H. Oswald; Lowell Ahart 1995-4-3 6556 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 216 Comment
  JEPS88316  Alopecurus saccatus Vernon H. Oswald and Lowell Ahart 1996-4-29 7490 .1 Tehama n.w. of Corning (CDFG parcel on s. side of Gyle Rd., large vernal pool in cluster of pools n. of farm pond located on s. boundary); n.w. Sacramento Valley 103 Comment
  JEPS104372  Amaranthus albus Lowell Ahart 2003-9-17 10566 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  SEINET11934610  Amaranthus graecizans Unknown 1982-1 755 Tehama The Nature Conservancy Vina Plains Preserve. T24N, R1W, S28 - S edge 61 Comment
  CDA34743  Ambrosia artemisiifolia L. Ahart, John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC55580  Amelanchier pallida K. R. Stern 1986-5-21 8313 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CAS-BOT-BC135628  Amelanchier utahensis C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral. Comment
  CDA40481  Amsinckia intermedia Martin Oliver 2002-4-6 52 Tehama Dales Quad; Near Hogg Lake. Comment
  SEINET12280468  Amsinckia intermedia F. Chisaki, Bacigalupi, R.; Robbins, G. T. 1956-1 676 Tehama about a mile east of Red Bluff on Highway 99E Comment
  CHSC55191  Amsinckia lycopsoides L. P. Janeway 1991-4-18 3902 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 152 Comment
  CHSC88816  Amsinckia lycopsoides Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  UC727004  Amsinckia lycopsoides A. A. Heller 1927-5-14 14333 Tehama Shasta Valley Comment
  CHSC75355  Amsinckia menziesii var. menziesii Ben Myhre 1997-3-31 22 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS113122  Amsinckia menziesii var. menziesii Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13604 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  RSA0089976  Amsinckia retrorsa A. A. Heller 1927-5-14 14333 Tehama Shasta Valley. Comment
  UCD18767  Anagallis minima Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 60 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CAS-BOT-BC45086  Anaphalis margaritacea Alice Eastwood 1912-8-22 1775 Tehama Trail from Morgan Springs to Sulphur Works, Lassen Butte Region Comment
  OBI55512  Anaphalis margaritacea David J. Keil, Kathleen Keil 1992-7-25 23600 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary Comment
  CHSC91160  Ancistrocarphus filagineus David Isle 1995-5-2 1044 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Cpgd near creek, N side old road above wet zone (also Nomlaki Trailhead north). 652 Comment
  CHSC93466  Ancistrocarphus filagineus Lowell Ahart 2006-5-5 12579 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 561 Comment
  JEPS2891 Image available Ancistrocarphus filagineus W. L. Jepson 1899-4-25 14764 Tehama Crane Creek Stivers Ranch (w Tehama Co.) Comment
  CHSC76783  Androsace elongata subsp. acuta B. Castro; L. P. Janeway, C. Warren 1999-5-4 917 Tehama About 25 miles W of Orland, vicinity of Paskenta, Round Valley Rd, and Williams Butte. 298 Comment
  JEPS13782  Androsace elongata subsp. acuta W. L. Jepson 1932-5-9 16323 Tehama n Paskenta (sw Tehama County) 304 Comment
Read comments
Jul 1 2009
  CHSC42568  Angelica californica Vernon Oswald 1985-7-8 1891 Tehama Hwy 32 0.2 mi sw of Deer Creek Bridge, ca. 2 mi s of Potato Patch Campground. 993 Comment
  CAS-BOT-BC271414  Anisocarpus scabridus Clare B. Hardham 1971-8-10 18321 Tehama South Yolla Bolly Mountain 2438 Comment
  CAS-BOT-BC63864  Antennaria argentea Alice Eastwood; John Thomas Howell 1941-7-9 9755 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC58677  Antennaria geyeri P. A. Munz 1951-7-26 16922 Tehama East side of Yolla Bolly Peak 2316 Comment
  CHSC56270  Antennaria rosea subsp. rosea K. R. Stern 1986-5-21 8292 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC117355  Antirrhinum cornutum B. Castro; L. P. Janeway 2015-7-13 2100 Tehama Sacramento Valley. In bottom of Thomes Creek channel ca. 1.25 mi. W of Hwy I-5 and ca. 50 ft E of the Rawson Rd. Bridge. 91 Comment
  CHSC64492  Antirrhinum subcordatum J. Molter 1993-6-9 739 b Tehama Adjacent to Little Grizzly Cr. 396 Comment
  CHSC80694  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC95446  Antirrhinum subcordatum L. Ahart 2001-6-8 8787 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  UC2029087  Antirrhinum subcordatum Barbara Ertter 1990-5-12 8940 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca 15 air miles WNW of Red Bluff, on Reed property. Comment
  UC2031504  Antirrhinum subcordatum Barbara Ertter with Brad Olson 1991-7-5 10325 Tehama Raglin Ridge Road at North Fork Elder Creek crossing, ca. 23 air miles SW of Red Bluff Comment
  RSA756846  Apocynum androsaemifolium Barbara Ertter, Brad Olson 1991-7-6 10440 Tehama Ball Rock-Toomes Camp Road at Trough Ridge junction, 18.8 miles form Paskenta, about 28 air miles west of Corning. 1524 Comment
  CHSC109227  Apocynum cannabinum B. Castro; L. P. Janeway 2004-6-13 1470 Tehama Northern High Sierra Nevada. Along Old Forbestown Road 1.6 road mi SE of Forbestown Reservoir Road; 2.25 air mi E of Forbestown; near headwaters of Costa Creek; 0.15 rd mi NW of jcn with Abernathy Rd. 829 Comment
  CHSC81207  Apocynum cannabinum L. P. Janeway; B. Castro 2001-6-5 7105 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 Comment
  CHSC88509  Apocynum cannabinum Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat, and Red Bank Creek. Along the creek. 289 Comment
  RSA667318  Aquilegia formosa George K. Helmkamp 2001-7-8 6955 Tehama Trinity Mtns: CA 36, 7 miles W of Wildwood at Telephone Ridge. 1280 Comment
  UC1037390  Aquilegia formosa Douglas Barbe 1955-7-22 247 Tehama ca 100 ft above s shore of Square Lake near streamlet 2133 Comment
  UCD68043  Aquilegia formosa Paul Quiggle 1976-5-24 7 Tehama Lassen National Forest, approximately 35 miles East of Chico, California, 20 ft East of Deer Creek. Found in open sunlight. Comment
  UCD95559  Aquilegia formosa J. M. Tucker 1962-7-29 3628 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 Comment
  POM268042  Aquilegia formosa var. pauciflora J. T. Howell 1941-7-9 9826 Tehama Near Government Flat. Comment
  CHSC53943  Arabidopsis thaliana Vernon H. Oswald 1991-4-30 4544 Tehama Hwy 36 at Battle Creek Vista, 9.0 miles east of Paynes Creek, 0.9 mile west of Ponderosa Way. Along a drainage just below the overlook. 1170 Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  HSC103780  Arabis Thomas W. Nelson 1986-5-24 8091 Tehama Along Forest Service Road M-4 (23N02), ~ 4 mi. from Paskenta. 671 Comment
  CAS-BOT-BC17357  Arabis eschscholtziana P. A. Munz 1951-7-26 16942 Tehama Square Lake, north base. South Yolla Bolly Peak. 2133 Comment
  RSA719183  Arabis rectissima L. Ahart 2006-7-19 13041 Tehama About 170 yards northeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 1/8 air miles northeast of Butte Meadows 1541 Comment
  JEPS21868  Arceuthobium americanum Annette Waters 1958-4-20 242 Tehama along Deer Creek on California Highway 32, 1.1 mi e of Junction of California Hwys 89 and 36 with 32 Deer Creek; , California Highway 32 1219 Comment
  UCD101912  Arceuthobium americanum Lalit M. Srivastava 1957-10-19 17 Tehama Spring Camp, Mill Creek, ca. 3 miles south of State Highway 36 on road intersecting the highway ca. 3 miles east of State Highway 89. Comment
  UC1078845  Arceuthobium campylopodum Job Kuijt 1957-5-21 1353 Tehama 11 mi w Hwys 36-89 junction at Lake Almanor Comment
  UC54436  Arctostaphylos H. M. Hall and E. B. Babcock June, 1903 4289 Tehama South Fork Battle Creek Sierra Nevada Mountains 365 Comment
  UC710583  Arctostaphylos X acutifolia John Thomas Howell 1943-8-8 19212 Tehama 1.1 mi w Ranger Station; Log Spring Ridge Comment
  CAS-BOT-BC27220  Arctostaphylos acutifolia Alice Eastwood; John Thomas Howell 1941-7-9 9718 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA20902  Arctostaphylos canescens C. B. Wolf 1937-5-15 8685 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. 969 Comment
  CAS-BOT-BC23940  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19214 Tehama Log Spring Ridge, 1.1 miles west of ranger station. Comment
  HSC70138  Arctostaphylos canescens subsp. canescens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4464 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  UC1950257  Arctostaphylos canescens subsp. canescens Barbara Ertter with Brad Olson 1991-7-4 10220 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek Crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  RSA20905  Arctostaphylos canescens var. candidissima C. B. Wolf 1937-5-15 8688 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  UCD52175  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-17 712 Tehama East side of Forest Service Road 23N04 (Valley View access road); 6.8 miles south of junction with Forest Service Road 23N02. Comment
  UCD52171  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 705 Tehama Toomes Camp Road; 9.9 miles west of Paskenta. Comment
  UCD52172  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 707 Tehama On summit of Round Mountain. Comment
  CAS-BOT-BC38668  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35998 Tehama 8 miles west of Mineral 1219 Comment
  POM131779  Arctostaphylos manzanita subsp. manzanita Elizabeth Hermann 1903-3-1 10640 Tehama Red Bluff Comment
  UC1039823  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 31 Tehama 2 1/4 mi sw Steamboat Point; Quad 40 B-1 548 Comment
  CAS-BOT-BC376595  Arctostaphylos manzanita subsp. roofii Andrew Townesmith; Karen M. Meyer 2007-8-5 901 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  CHSC80524  Arctostaphylos manzanita subsp. wieslanderi Vernon H. Oswald 2001-3-26 9991 Tehama Plum Creek Rd 0.9 mi south of Paynes Creek. 579 Comment
  UCD80283  Arctostaphylos manzanita subsp. wieslanderi CNPS SN Foothill Team 2005-7-1 SNNR 0492 g Tehama USFS Lassen National Forest, ~1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CAS-BOT-BC39952  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50676 Tehama Round Valley Road (Log Springs Road), near intersection with road to Sugar Spring Campground-Government Flat, 682 Comment
  CAS-BOT-BC39996  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19211 Tehama Log Spring Ridge Comment
  CAS-BOT-BC39999  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Near Lassen Volcanic National Park, Bluff Falls 1981 Comment
  RSA39728  Arctostaphylos nevadensis P. A. Munz 1947-5-18 11852 Tehama On Highway 89, 2 miles south of south main entrance to Lassen park. 1890 Comment
  UC412768  Arctostaphylos nevadensis W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  UCD52661  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44485  Arctostaphylos patula Alice Eastwood; John Thomas Howell 1934-4-22 1878 Tehama 4 miles w. of Payne's Creek Comment
  UC1052009  Arctostaphylos patula R. A. Manning 1954-2-18 3 Tehama on Plum Creek rd five mi e Paynes Creek; Lassen National Forest 975 Comment
  UCD52822  Arctostaphylos viscida R. Tofsrud 1949-6-1 s.n. Tehama Gleason Burn Plot; Highway 36, near Payne's Creek. Comment
  RSA96805  Arctostaphylos viscida subsp. pulchella P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 701 Comment
  CHSC64390  Arctostaphylos viscida subsp. viscida Vernon H. Oswald; Lowell Ahart 1995-3-6 6516 Tehama Cascade Range Foothills. E side of Manton Rd. (A6) at the corner of Dales Lake Ecological Reserve, ca. 1 mi N of Dales Station on Hwy 36, ca. 14 mi NE of Red Bluff. 228 Comment
  CHSC65077  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1995-7-17 7063 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 213 Comment
  JEPS97300 Image available Aristida purpurea var. wrightii Vernon H. Oswald and L. Ahart 1995-6-13 6862 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Small part of an uncommon tufted perennial 225 Comment
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Jul 23 2009
  CDA13593  Aristida ternipes var. hamulosa G. F. Hrusa 1996-8-17 13518 Tehama Sacramento Valley; Small colony on slope above creekbed on E side of Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Bunching perennial. Comment
  CHSC81337  Aristida ternipes var. hamulosa L. P. Janeway; Shirley Innecken 2001-5-16 7045 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  CAS-BOT-BC400412  Aristolochia californica E. K. Anderson 1893-1-1 s.n. Tehama Vina Ranch Comment
  HSC3259  Aristolochia californica John L. Heywood, D. H. Norris 1968-3-31 1885 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  JEPS97459  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, bordering the w edge of Manton Rd. just s of the borrow pit. 219 Comment
  SEINET11262977  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Corning Quad. Woodson Bridge State Recreation Area. Highway A-9. Sacramento River flood plain.; 0 61 Comment
  SJSU6166  Aristolochia californica D. L. Wilson 1970-4-19 Tehama near confluence N & S Forks of Antelope Creek c. 18 mi E of Red Bluff Comment
  CAS-BOT-BC295875  Arnica dealbata H. F. Copeland 1920-7-17 83 Tehama On Butt Mt 1828 Comment
  CHSC45630  Arnica longifolia Vernon H. Oswald 1986-8-4 2263 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2133 Comment
  UCD56027  Arrhenatherum elatius R. Tofsrud 1951-6-1 13287 Tehama Annthony Peak, near Summit. Comment
  CHSC92409  Artemisia arbuscula subsp. arbuscula L. P. Janeway; B. Castro 2005-10-10 8551 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top. 1987 Comment
  SEINET4535581  Artemisia ludoviciana Leila M. Shultz 1990-5-3 11325 Tehama North Coast Ranges, Mendocino Forest Comment
  CHSC31487  Asarum caudatum T. Spira; R. Thode 1978-7-27 Tehama Pole Corral Gap area, w of Little Red Mountain, Shasta-Trinity NF-Yolla Bolla RD. Comment
  SEINET10580345  Asclepias cordifolia H. M. Evans Evans s.n. 1922 Tehama Above Drakesbad, Lassen National Park 1920 Comment
  SEINET10840929  Asclepias cordifolia Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2844 Tehama 14 mi. E. Of mineral on calif. Hwy 36; at camp in gurnsey national forest; andrositic flow; abies concolor. Pinus ponderosa, p. Flexilis, pseudotsuga menziesii. Comment
  HSC81962  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1979-6-25 4887 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS76671  Asclepias solanoana L. R. Heckard 1972-6-17 2953 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  SEINET10742131  Asclepias solanoana Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7048 Tehama W of Red Bluff and S of Platina on Forest Road 28N05, 0.3 mi S of Forest Road 28N60 (to summit of Tedoc Mtn.), on serpentine outcrop 1457 Comment
  CHSC53993  Aspidotis californica Vernon H. Oswald; Lowell Ahart 1991-5-9 4564 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramanto River, ca. 6.5 miles north-northeast of Red Bluff. 91 Comment
  UC1586566  Aspidotis californica Vernon H. Oswald and Lowell Ahart 1991-5-9 4564 Tehama ca. 6.5 mi n-ne of Red Bluff (ca. 1.5 mi ne of Bend Bridge over Sacramento River, just w of mouth of Paynes Creek); Paynes Creek Recreation Area 91 Comment
  JEPS102438  Aspidotis densa Vernon H. Oswald 2001-5-7 10025 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  RSA755499  Aspidotis densa Barbara Ertter, Brad Olson 1991-7-4 10209 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 miles west of Paskenta, ca. 25 air miles west of Corning at spring on south side of Round Mountain, 2.2 miles inside forest boundary. 976 Comment
  CDA10256  Aster integrifolius W. Stautler, H. Smith 1977-8-31 Tehama Fire Mountain Lodge resort area, south of Mill Creek. 0 Comment
  RSA724828  Aster occidentalis var. occidentalis L. Ahart 2006-9-9 13254 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1504 Comment
  CAS-BOT-BC177280  Astragalus accidens var. hendersonii Alice Eastwood; John Thomas Howell 1934-4-22 1868 Tehama Payne's Creek Comment
  CHSC26711  Astragalus gambelianus Hayes; M. P. 1978-4-8 150 Tehama On mima mounds around Leininger road vernal pools, approx. .8 mi ne of Hwy 99. 40 Comment
  CHSC65791  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1996-4-8 7324 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a high bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 103 Comment
  CHSC70879  Astragalus gambelianus Vernon Oswald; Lowell Ahart 1998-4-21 8922 Tehama Inner North Coast Ranges. Newville Rd. west of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  JEPS94179  Astragalus gambelianus Vernon Oswald and Lowell Ahart 1998-4-21 8922 Tehama Newville Rd. w. Newville (2.2 mi. n. of Glenn-Tehama county line, 1.9 mi. s. of Round Valley Rd.); Inner N. Coast Ranges 213 Comment
  UCD104785  Astragalus gambelianus W. R. Hildreth 1966-3-17 s.n. Tehama West of Peskenta, on road near Mud Flat Campground. In Mendocino National Forest. Comment
  CHSC56980  Astragalus pauperculus Steven Triano; Stefani Eiben 1988-5-7 153 Tehama Open meadow ca 30 ft s of Hwy. 36 and 24.5 mi ne of Red Bluff. 569 Comment
  CHSC64614  Astragalus pauperculus Lowell Ahart; Vernon H. Oswald 1995-4-25 7571 Tehama Between Manton Road and the fence, on the east side of Manton Road, 200 yds south of Inks Creek Road, about 1 mile north of Dales Station on Highway 36, about 14 miles north-east of Red Bluff. 213 Comment
  CHSC68698  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1994-5-14 8456 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) 0.2 mi southeast of Lassen Emigrant Trailhead. 1164 Comment
  JEPS54849  Astragalus pauperculus W. L. Jepson 1932-5-9 16348 Tehama ne about 10 mi Red Bluff ((near 7-Mile Creek)); ne of Red Bluff, near 7-Mile Creek 137 Comment
  JEPS88615  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-3-28 1472 Tehama n side of unnamed e-draining dry creek ca 1.5 km n Thomes Creek (ca 6.5 air km nne of 325' elev on Jewett Creek, 7 air km nnw of Corning, ca 10 m e of gas pipeline); n of Thomes Creek, nne Jewett Creek, nnw of Corning 96 Comment
  JEPS96528  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  RSA0006840  Astragalus pauperculus R. C. Barneby 1954-5-15 11496 Tehama 4 miles SW of Dales. 198 Comment
  RSA0006841  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  UCD105257  Astragalus purshii var. tinctus J. M. Tucker; L. K. Mann 1959-7-19 3551 Tehama South of Yolla Bolly Mountain, ca. 1/2 mile east of summit. 2286 Comment
  HSC71884  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5852 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS81098  Astragalus whitneyi var. siskiyouensis J. P. Smith and T. W. Nelson 1978-7-22 10022 Tehama Tedoc Mtn. Yolla Bolly Quad., , Tedoc Mtn (Shasta-Trinity National Forest) 1613 Comment
  RSA66355  Athyrium filix-femina subsp. cyclosorum P. A. Munz 1951-7-27 16964 Tehama South base of South Yolla Bolly Peak 2104 Comment
  CHSC117581  Athyrium filix-femina var. cyclosorum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21359 Tehama Wet area west of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC91082  Athyrium filix-femina var. cyclosorum D. Isle 2004-7-20 162 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N. side Rd. 23N25. 1475 Comment
  CAS-BOT-BC66031  Athyrium filix-femina var. cyclosorum P. A. Munz 1951-7-18 16645 Tehama n. slope of N. Yolla, Bolly Peak, North Yolla Bolly Mts., line of Tehama Co.-Trinity County 1950 Comment
  CHSC102449  Athysanus pusillus L. P. Janeway; B. Castro 2009-4-25 9770 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC65786  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1996-4-8 7315 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi S of the gravel road and ca. 0.1 mi E of Paynes Creek. 137 Comment
  CHSC67193  Athysanus pusillus James D. Jokerst 1981-2-23 1245 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Along Zimmershed Creek located N of Pine Creek. Comment
  JEPS88298  Avena barbata Vernon H. Oswald and Lowell Ahart 1996-5-20 7615 Tehama old quarry ca 0.6 mi sw parking lot at Hog Lake (BLM parcel along Hwy 36 ne of Red Bluff); Cascade Range Foothills, Hog Lake Plateau 274 Comment
  JEPS95693  Avena barbata Vernon H. Oswald and L. Ahart 1995-4-3 6593 Tehama ca. 2 mi n of Dales Station; Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  SEINET11689127  Avena barbata Unknown 1982-1 796 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS97252  Avena fatua Vernon H. Oswald and L. Ahart 1995-4-17 6676 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC64642  Avena sativa Vernon H. Oswald; Lowell Ahart 1995-4-17 6677 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the edges of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  CHSC88955  Baccharis salicifolia Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  RSA93513  Baccharis salicifolia Milo S. Baker 1953-4-25 12522 Tehama On sandbar in Thomas River at Paskenta Comment
  RSA105446  Balsamorhiza deltoidea Milo S. Baker 1955-7-25 13049 Tehama Post Pile Camp, Mendocino National Forest 6.1 miles above Whitlock Camp in cut over forest. 1829 Comment
  CAS-BOT-BC106473  Balsamorhiza sagittata A. A. Heller 1928-5-30 14594 Tehama Open places in the yellow pine forest at Mineral 1524 Comment
  CHSC61399  Balsamorhiza sagittata Vernon Oswald; Lowell Ahart 1993-8-18 5826 Tehama Lassen Volcanic National Park. E slope of Mt. Conard just below the summit ridge, near the S boundary of the park. 2468 Comment
  CAS-BOT-BC106474  Balsamorhiza sagittata John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53474 Tehama Rattlesnake Road 0.73 to 1.5 miles southwest of Peanut 853 Comment
  JEPS42572  Barbarea orthoceras J. Grinnell 1927-6-16 Tehama Mineral 1463 Comment
  SEINET3292581 Image available Barbarea orthoceras Lewis S. Rose 1933-3-26 33034 Tehama Mt. Davison Comment
  UC1036185  Barbarea orthoceras George W. Gillett 1952-7-3 264 Tehama below road, 0.25 mi above Diamond Point Diamond Peak; Lassen Volcanic National Park 2225 Comment
  CHSC10669  Berberis aquifolium var. dictyota Lowell Ahart 1970-3-22 Tehama Around Manton. 609 Comment
  CHSC53995  Berberis aquifolium var. dictyota Vernon H. Oswald; Lowell Ahart 1991-4-16 4502 Tehama Colyear Springs Rd, 4.0 mile west of Lowrey Rd, north of Paskenta. 332 Comment
  UC726583  Berberis aquifolium var. dictyota A. A. Heller 1918-4-28 Tehama Bennett Spring Comment
  CHSC68937  Berberis nervosa Vernon Oswald; Lowell Ahart 1997-7-7 8694 Tehama Forest Route 35 at Cedar Creek near northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC25339  Bidens cernua M. P. Hayes 1977-8-14 35 Tehama Deer Creek Meadows 1 mi SW of the intersection of Highway 32 and Highway 89. 50 m on south side of road. 1219 Comment
  JEPS115512  Bidens cernua Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of L 1493 Comment
  JEPS88472  Blennosperma nanum var. nanum Vernon H. Oswald 1996-3-20 7247 Tehama ca. 0.7 mi s Gyle Rd. (near the dirt road bordering the w side of the parcel, nw side of Valley, collected at junction of intermittent stream and dirt lane); Sacramento Valley, Thomes Creek Ecological Reserve 106 Comment
  JEPS90230  Boechera Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13204 Tehama head of unnamed creek draining to Spencer Meadow (e slope of Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  UC1949369  Boechera breweri Barbara Ertter with Brad Olson 1991-7-4 10193 Tehama along stream; Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CAS-BOT-BC16044  Boechera breweri subsp. shastaensis Robert E. Preston 1986-4-25 534 Tehama Ca. 10.9 km southwest of Paskenta, on Round Valley Road, ca. 0.4 km east of Bennett Creek, at roadside. 793 Comment
  CHSC61715  Boechera howellii Vernon H. Oswald; Lowell Ahart 1993-9-2 5909 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. On the N side of the ridge near the summit. 2438 Comment
  CAS-BOT-BC14420  Boechera platysperma John Thomas Howell 1960-8-18 36093 Tehama Lassen Volcanic National Park. Sulphur Works Entrance Station. 2011 Comment
  CAS-BOT-BC14415  Boechera platysperma P. A. Munz 1951-7-26 16944 Tehama North base of South Yolla Bolly Mountains. Square Lake. 2133 Comment
  UCD114484  Boechera subpinnatifida D. W. Taylor; G. L. Stebbins, L. Heckard 1972-6-18 1510 Tehama Tedoc Mt. 1371 Comment
  RSA166338  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  RSA41168  Boisduvalia macrantha Robert F. Hoover 1938-6-10 3588 Tehama Coyote Creek bridge south of Red Bluff. Comment
  UC1751236  Botrychium crenulatum Timothy B. Devine 1986-8-10 895 .1 Tehama beside Willow Creek 1 mi N of jct with Colby Mt. Road 1584 Comment
  UC1751223  Botrychium minganense Timothy B. Devine 1985-7-7 841 a Tehama beside Willow Creek 1 mi N of jct with road to Colby Mt. Lookout 1584 Comment
  CHSC107261  Brachypodium distachyon Lowell Ahart; John Dittes 2011-6-9 17466 Tehama On gravel bar on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  JEPS113159  Brachypodium distachyon Lowell Ahart 2007-5-8 13747 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS122052  Brachypodium distachyon Lowell Ahart, John Dittes 2014-5-17 19504 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CAS-BOT-BC127782  Brickellia grandiflora P. A. Munz 1951-7-25 16839 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CHSC26679  Brickellia grandiflora M. S. Taylor 1977-8-17 1476 Tehama Ca. 1/2 mi N of Old Humboldt Rd, ca. 3 mi E of its jct with Scotts John Rd, N of Jonesville. 1981 Comment
  HSC81834  Brickellia greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5054 Tehama Along ridge at Pole Corral Gap 1311 Comment
  POM303615  Brickellia greenei J. T. Howell 1943-8-8 s.n. Tehama Near Government Flat Comment
  CHSC41036  Briza minor Pauleen Broyles 1982-4-20 432 Tehama Just s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 70 Comment
  UCD139107  Brodiaea californica Robert E. Preston 2003-5-31 2153 Tehama ca. 5.8 miles SE of Cottonwood, along Jellys Ferry Rd. 74 Comment
  UCD77187  Brodiaea californica Robert E. Preston 2004-4-30 2231 Tehama 2.8 mi ESE of Dairyville, along Foothill Rd. 89 Comment
  UC1950270  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 Comment
  UC768742  Brodiaea californica var. californica R. F. Hoover 1937-5-19 2297 Tehama 4 mi n Corning Comment
  UC903025  Brodiaea californica var. californica Ethel Crum 1932-5-9 1451 Tehama se Red Bluff 91 Comment
  SEINET10932594  Brodiaea congesta Jeffrey Huber 1971-6-10 Huber 280 A Tehama 18 miles e of red bluff on calif. Hwy. 36; In live oak, pinus ponderosa, and Digger pine. Ne slope (approx. 2 Degrees); rocky soil 549 Comment
  RSA760005  Brodiaea coronaria subsp. coronaria Barbara Ertter, Brad Olson 1991-7-4 10217 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  SEINET4404016  Brodiaea douglasii Leila M. Shultz 1990-5-3 11323 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  RSA759782  Brodiaea elegans Barbara Ertter 1991-5-19 9885 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  RSA0028833  Brodiaea elegans subsp. elegans Lee W. Lenz 1966-5-24 24652 Tehama 3.5 mi W of jct state 36 and Co A5. Comment
  RSA376763  Brodiaea elegans subsp. elegans George Willet 1936-6-29 s.n. Tehama E of Red Bluff. 1220 Comment
  JEPS108185  Brodiaea minor David Gowen 2005-6-24 448 Tehama Roadside on Hwy 36 W. of Red Bluff. Between mile post 26 and 27 (mileage from Shasta Co. line near Beegum). Comment
  UC1442856  Brodiaea minor Theodore F. Niehaus 1968-5-3 813 Tehama ca. 2 mi W of Corning Comment
  CAS-BOT-BC484513  Brodiaea minor Alice Eastwood; John Thomas Howell 1934-4-22 1884 Tehama 5 miles of Red Bluff Comment
  SEINET12046118  Brodiaea minor E. J. Miller 1978-1 24 Tehama 1 km W of Sacramento River at Woodson Bridge 59 Comment
  JEPS86512  Brodiaea nana Roy E. Buck and Glenn L. Clifton 1990-3-29 1483 Tehama 30 air km ne Red Bluff (just nw of gas pipeline, on plain just s of Manton Road, ca 3.2 air km sw of confluence of Battle and Baldwin Creeks) 291 Comment
  JEPS97244  Brodiaea nana Vernon H. Oswald and L. Ahart 1995-4-17 6652 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  UC1442880  Brodiaea nana Theodore F. Niehaus 1966-4-24 653 Tehama SW side of Lane Valley road 0.3 mi SE from jct. with county road A6 Comment
  UCD32616  Bromus Beecher Crampton 1954-6-16 1981 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  SEINET10896499  Bromus David B. Dunn 1971-8-15 Dunn 18164 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. Comment
  UCR152063  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  JEPS97396  Bromus commutatus Vernon H. Oswald and L. Ahart 1995-7-12 7009 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  CAS-BOT-BC155978  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles north of Red Bluff. Comment
  CHSC64575  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1995-4-10 6621 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  HSC31979  Bromus diandrus Donald Spalinger 1974-5-5 50 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  UCD58551  Bromus diandrus A. A. Beetle 1942-5-18 3311 Tehama Near Paynes Creek. Comment
  CHSC68706  Bromus laevipes Vernon H. Oswald; Lowell Ahart 1997-5-14 8439 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. Along this section of road. 975 Comment
  CHSC87145  Bromus laevipes Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Near creek. 289 Comment
  CHSC41037  Bromus madritensis subsp. madritensis Pauleen Broyles 1982-5-14 597 Tehama The Nature Conservancy Vina Plains Preserve. Bank of internal drainage ca 1 km e of Hwy 99 in w pasture. 65 Comment
  CHSC88833  Bromus madritensis subsp. rubens Pat Sater 2001-4-7 Tehama Tehama Wildlife Area. 50 yds southwest of the walkthrough into Sect. 33. UTM: 10 0587821 E, 4445463 N. 489 Comment
  CHSC90409  Bromus madritensis subsp. rubens Niall McCarten; Roxanne Bittman 1986-6-15 5433 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Forest Rd. 25N29. 2011 Comment
  UC523872  Bromus orcuttianus C. R. Ball 1932-7-23 655 Tehama 21 mi w of Mineral (Paine's Creek); Paine's Creek Comment
  UCD59064  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Whiskey Saddle. Crane Mills logging road. Mendocino Natl. Forest-Paskenta District. 1438 Comment
  UCD80522  Bromus orcuttianus CNPS SN Foothill Team 2005-7-1 SNNR 0492 a Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  HSC95533  Bromus pseudolaevipes L. Ahart 2001-6-8 8799 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  JEPS94356  Bromus sterilis Vernon H. Oswald and Lowell Ahart 1997-5-14 8416 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  CHSC96688  Bromus tectorum Lowell Ahart 2007-5-8 13749 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  UCD59953  Bromus tectorum A. A. Beetle 1944-5-22 3010 Tehama Button Canyon near Beegum. Comment
  UCD60246  Bromus vulgaris R. Tofsrud 1947-7-1 248 Tehama Hwy. 32, 15 mi. S of junction with Hwys. 36 and 89. Comment
  JEPS104966  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  CHSC45644  Cacaliopsis nardosmia Vernon H. Oswald 1986-4-1 1062 Tehama Round Valley Rd. (M4) 0.7 mi E of Bennett Creek. 731 Comment
  UCD57333  Calamagrostis koelerioides Milo S. Baker 1943-8-8 10654 Tehama Anthony Peak. 2072 Comment
  CHSC41078  Calandrinia ciliata Pauleen Broyles 1982-3-8 855 Tehama Just s of a shallow vernal pool, near Sheep Camp Ditch and nw of barn in s pasture. 63 Comment
  JEPS100394  Callitriche heterophylla var. heterophylla Dean W. Taylor 1995-5-9 14898 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS88508  Callitriche longipedunculata Vernon H. Oswald and Lowell Ahart 1996-4-15 7363 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane 103 Comment
  CHSC54004  Callitriche marginata Vernon H. Oswald; Lowell Ahart 1991-5-9 4575 Tehama Paynes Creek Recreation Area located 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the bed of a vernal pool in grassland bordering the gravel road 0.25 mi northeast of the entrance kiosk. 112 Comment
  SBBG34144  Calocedrus decurrens L. M. Srivastava 1957-10-19 18 Tehama Mineral Summit, ca. 3 mi SE of Mineral Comment
  CHSC77627  Calochortus amabilis B. Castro; L. Janeway 1999-5-18 893 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch. Near Red Bank Creek. 292 Comment
  UCR11256  Calochortus amabilis Wm. Horn Jr. 1967-5-28 670528- 3 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  UC1001293  Calochortus coeruleus Louise Kellogg 1952-7-9 7 Tehama directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  SEINET3885026  Calochortus coeruleus var. fimbriatus Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 Comment
  CHSC67720  Calochortus leichtlinii James D. Jokerst 1979-7-4 292 Tehama S of Mineral on F. S. Trail 3E12 to Turner Mtn., 1.0 mi from trailhead. Comment
  CAS-BOT-BC489963  Calochortus leichtlinii H. F. Copeland 1920-7-17 85 Tehama forest on Butt Mt 1828 Comment
  CHSC7126  Calochortus luteus D. C. Burns 1969-4-24 26 Tehama 25 ft. n of junction of Hwy. 99E and Lassen Rd., 20 yds. E of Hwy. 99E. 60 Comment
  CAS-BOT-BC492652  Calochortus luteus Alice Eastwood; John Thomas Howell 1934-4-22 1876 Tehama 3 iles w. of Payne's Creek Comment
  RSA125982  Calochortus luteus E. K. Balls 1957-5-24 22535 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  JEPS17760  Calochortus minimus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  CHSC2244  Calochortus superbus I. Boyd 1949-5-15 Tehama Road to Lassen, slightly below turn-off s. of Red Bluff. Comment
  UC2013026  Calochortus superbus Barbara Ertter 1990-5-12 8928 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca 15 air miles WNW of Red Bluff, on Reed property. Comment
  CAS-BOT-BC132454  Calochortus syntrophus Frank Callahan 2007-9-9 s.n. Tehama N. of Hwy. 36 1158 Comment
  CAS-BOT-BC494345  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  SBBG2113  Caltha leptosepala J. R. and R. C. Robbins 1938-6-24 2090 Tehama near Deer Crk 1371 Comment
  CDA10556  Calycadenia ciliosa L. Ahart, J. Dittes, J. Gannon, L. Martinez 2002-11-4 10004 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. Comment
  CAS-BOT-BC273396  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff 503 Comment
  JEPS88565  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1996-6-3 7686 Tehama BLM parcel along Hwy 36 ne Red Bluff (on n side of gravel road ca. 0.1 mi e of the Jeep Trail); Cascade Range Foothills, Hog Lake Plateau 240 Comment
  CAS-BOT-BC273397  Calycadenia fremontii R. L. Carr 1978-7-9 2022 (1978) Tehama E of Red Bluff, along S side of Hwy 36, 4.5 mi NE of Jct with Hwy 99 168 Comment
  CHSC118606  Calycadenia fremontii R. L. Carr 1978-7-6 2113 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi E of Tedoc Rd jct, ca. 40 mi NW of Red Bluff, Comment
  RSA789801  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 miles south of Luce and Griswald Roads (ca. 13 miles southwest of Cottonwood). 191 Comment
  UC1876210  Calycadenia fremontii Gerald D. Carr 1974-9-11 776 Tehama 0.1 mi E of Hall Rd on Dale Rd, 2.2 mi E of Corning. 60 Comment
  UC1971682  Calycadenia fremontii G. D. Carr 1974-6-27 767 Tehama SW of Red Bluff, 1.2 mi W of Mt Rd [sic] on Colyear Spr. Rd Comment
  UC1971727  Calycadenia fremontii 1978-7-7 2117 Tehama Los Molinos, 300 yds S of road between Los Molinos and Tehama, gravel bar near Sacramento River 64 Comment
  UCD129765  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mile southeast of Tedoc Road juction, ca. 40 miles northwest of Red Bluff. 503 Comment
  CHSC78600  Calycadenia pauciflora J. Marr; C. Warren 1998-7-8 Tehama West of Red Bluff, vicinity of Red Bank Creek, Red Bank Road, and Sunflower Gulch. 289 Comment
  JEPS3560  Calycadenia pauciflora Milo S. Baker and H. K. Wagnon 1953-6-20 12743 Tehama w of Paskenta; West Tehama Co. Comment
  SEINET3863983  Calycadenia pauciflora R. L. Carr 1978-7-6 2112 Tehama Long Gulch Camp along US Hwy 36 (beegum Rd), ca 0.5 mi SE of Tedoc Rd jct, ca 40 mi NW of Red Bluff.; 0 503 Comment
  RSA255562  Calycadenia pauciflora Gerald D. Carr 1973-7-2 747 Tehama 1.5 miles south of Vestal Road on Weemasoul Road 381 Comment
  RSA789278  Calycadenia pauciflora R. L. Carr 1978-7-6 2109 Tehama 0.1 miles south of Highway 36 on Tedoc Road, 2 miles southeast of Beegum (Shasta Co. line). 549 Comment
  UC1876238  Calycadenia pauciflora Gerald D. Carr 1973-6-23 741 Tehama 11.6 mi NW of Paskenta on Toomes Camp Rd. 1066 Comment
  UCD129852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Highway 36 on Tedoc Road. 426 Comment
  CHSC77723  Calycadenia truncata B. Castro; L. P. Janeway 1999-6-9 969 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, near the 'water gap' on Dry Creek. 292 Comment
  CHSC96327  Calycadenia truncata L. P. Janeway 2006-8-20 8855 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Rocky gravelly eroding volcanic northwest-facing ridge top. 1082 Comment
  UCD129883  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 miles west of Paynes Road Junction on Highway 36 (milepost 61.80, around 17.9 northeast of Red Bluff, junction Hway 99). 464 Comment
  JEPS90700  Calycanthus occidentalis Dean William Taylor 1973-6-30 2429 Tehama e slope of mt. 1 mi n Wells Creek (about spring); Tedoc Mountain 1371 Comment
  UC121132  Calycanthus occidentalis unknown 1893-9-20 Tehama Yolla Bolly Mt. Comment
  UC1506081  Calycanthus occidentalis Robert T. Clausen and J. M. Clausen 1963-6-11 63188 Tehama n slope Arbuckle Mt. (talus along Middle Fork of Cottonwood Creek, Sacramento River drainage); Sacramento River Comment
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Jul 5 2013
  HSC17637  Calyptridium monospermum Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  CHSC101396  Calyptridium quadripetalum David Isle 1992-5-23 1566 Tehama 12 miles above Paskenta Store; on ridge SE of Govt. Flat/Round Mtn. Jct. [M-2 (23N01.3)/24N36B], abt 5.45 miles above Beehive Flat. 1176 Comment
  JEPS14628  Calyptridium quadripetalum Helen K. Sharsmith 1954-6-24 Tehama leading to Eagle Peak (one mi below summit, Mendocino National Forest); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  CHSC95038  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. 1109 Comment
  HSC96688  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8711 Tehama High Cascade Range. Along Cohasset Rd. 1.2 road km. and 0.4 air km. NE of upper northern tip of Cohasset Ridge. 1109 Comment
  SBBG5753  Calystegia malacophylla subsp. malacophylla H. and M. Dearing 1938-6-22 2093 Tehama Deer Crk above Potato Patch camp 1080 Comment
  SFV17871  Calystegia malacophylla subsp. malacophylla J. D. Dilley 1998-7-16 373 Tehama Sierra Nevada North of Lake Almanor on State Route 36, 4.5 miles east of Chester. 1402 Comment
  JEPS31647  Calystegia occidentalis subsp. occidentalis W. L. Jepson 1899-4-25 14521 Tehama Stivers' Ranch , Stivers' Ranch (Rosewood) Comment
  UC1784915  Camissoniopsis ignota Barbara Ertter, Brad Olson 1993-5-15 11754 Tehama Round Valley Road (M-4) ca. 6 air mi SW of Paskenta, ca. 1/2 mi N of Salt Creek Conservation Camp, edge of Mendocino National Forest; SW Tehama Co. 426 Comment
  CHSC107095  Capsella bursa-pastoris M. Mitchell 2010-3-4 22 Tehama Dye Creek Preserve. 109 Comment
  JEPS113182  Carduus pycnocephalus subsp. pycnocephalus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13833 Tehama About 120 feet west of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  CHSC106691  Carex athrostachya Barbara Ertter; Brad Olson 1991-7-4 10229 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning. Edge of small reservoir. 1310 Comment
  UC1950421  Carex athrostachya Barbara Ertter 1991-7-4 10229 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  SEINET10645567  Carex aurea Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7088 Tehama T29N, R4E, SW 1/4, SE 1/4, Sec 20. High Cascade Range, Yellow Pine Forest, volocanic soils. Forest Road 30N16, 0.5 mile north of Highway 36, ca 2 miles northeast of Mineral. Growing in a wet meadow in a small opening in mixed coniferous forest. Comment
  JEPS63511  Carex barbarae W. L. Jepson 1938-6-10 18972 Tehama Coyote Creek, 6 miles south of Red Bluff 91 Comment
  CAS-BOT-BC19404  Carex bolanderi Alice Eastwood; John Thomas Howell 1941-7-9 9777 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC113799  Carex bolanderi Peter F. Zika 2012-7-13 25973 B Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains. North Coast Range Highlands. (NCoRH) 1675 Comment
  CHSC88272  Carex bolanderi Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11216 Tehama On the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and the bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 674 Comment
  JEPS95643  Carex bolanderi Lowell Ahart 1994-7-24 7515 Tehama 1 1/4 air miles N of Jonesville (sides of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  CHSC53568  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-9-17 1158 A Tehama On slope above Dead Horse Cr. 1493 Comment
  UC1026413  Carex brainerdii John Thomas Howell and R. C. Barneby 1954-5-14 29566 Tehama 4 mi se Childs Meadows 1463 Comment
  HSC81945  Carex buxbaumii Thomas W. Nelson, Jane P. Nelson 1979-6-15 4875 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Creek 1372 Comment
  UC1748321  Carex densa L. P. Janeway and B. Castro 1999-8-24 6545 Tehama Willow Spring High North Coast Ranges (1.6 mi E of Buck Rock between Forks Ridge and Short Ridge) 1737 Comment
  CHSC115845  Carex echinata subsp. echinata Lowell Ahart; John Dittes 2015-8-6 20505 Tehama West edge of the bog, on the south side of the small stream, east of the camping area, west side of Child's Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  JEPS123919  Carex echinata subsp. echinata Lowell Ahart, John Dittes 2015-8-6 20505 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UCD140295  Carex echinata subsp. echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  CHSC115793  Carex feta Lowell Ahart; John Dittes 2015-8-5 20477 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC82143  Carex feta L. P. Janeway 2001-7-29 7398 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC76845  Carex fracta L. P. Janeway; B. Castro 1999-8-22 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  SEINET3872074  Carex fracta Peter F. Zika 2009-8-17 24610 Tehama 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. Cascade Range Highlands.; 0 1895 Comment
  SEINET7559368 Image available Carex fracta Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11397 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  JEPS28390  Carex heteroneura George W. Gillett 1957-8-18 1102 Tehama about 1/4 mi below Sulphur Works Checking Station (lower portion of Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  CAS-BOT-BC7554  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  CHSC102649  Carex integra Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16333 Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC106690  Carex jonesii Barbara Ertter; Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC44213  Carex jonesii Vernon Oswald 1988-6-30 3546 Tehama Meadow located s of the road to Colby Mt. Lookout, between Humboldt Rd. and Willow Creek near Jonesville. Meadow is located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  SEINET10710010  Carex jonesii David Castaner 1984-5-28 Castaner 8060 Tehama Along Highway 36 Gurnsey Creek. Comment
  CHSC65409  Carex lenticularis var. impressa Vernon Oswald 1988-6-27 3540 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  RSA114113  Carex lenticularis var. lipocarpa Louise Kellogg 1952-7-10 18 Tehama Mendocino National Forest: Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  CHSC102603  Carex luzulina L. P. Janeway 2009-7-26 9869 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. 1990 Comment
  UCD140531  Carex luzulina John Thomas Howell 1960-8-18 36079 Tehama Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  RSA757289  Carex luzulina var. luzulina Barbara Ertter, Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  JEPS102682  Carex multicaulis Vernon H. Oswald 2001-5-7 10004 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  SEINET10587564  Carex multicaulis Vernon H. Oswald, Lowell Ahart 2001-5-7 Oswald 10004 Tehama T26N R3E SE1/4 SE1/4 Sect. 22. Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1326 Comment
  CHSC94334  Carex nebrascensis Lowell Ahart 2006-7-19 13025 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS124421  Carex nervina Lowell Ahart, John Dittes 2015-8-5 20445 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC65710  Carex nudata Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7260 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Edge of Paynes Creek in the NE corner of the parcel. 152 Comment
  SEINET10850233  Carex pellita David Castaner 1984-5-28 Castaner 8063 Tehama Gurnsey Creek Along Highway 36. Comment
  CDA33133  Carex praegracilis G. Burrill 1963-4-23 Tehama Red Bluff; Beegum Rd. Rolin Eslinger prop. 0 Comment
  SD71018  Carex rossii John Thomas Howell 1960-8-18 36035 Tehama Near Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  CAS-BOT-BC28342  Carex scopulorum var. bracteosa Philip Alexander Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mt. 2148 Comment
  JEPS124420  Carex simulata Lowell Ahart, John Dittes 2015-8-5 20446 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC117824  Carex specifica George Wilson Gillett 1957-8-18 1104 Tehama Lower portion of Brokeoff Mountain trail, 1/4 mi above Sulphur Works Entrance Staition 2103 Comment
  CAS-BOT-BC115825  Carex subfusca C. Epling; William Robinson 1935-7-16 s.n. Tehama Near Mineral. Comment
  CHSC82685  Carex subfusca L. P. Janeway 2001-6-10 7145 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC115818  Carex subfusca Hans Leschke 1954-9-22 s.n. Tehama Upper part of Broke-off Mountain in the talus. 2499 Comment
  CHSC115777  Carex utriculata Lowell Ahart; John Dittes 2015-8-6 20517 Tehama About 100 yards east of the sping, east of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  SEINET13723057  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Cascade Range Foothills, SE side of A6, at Morgan Creek culvert 330 Comment
  CHSC108061  Castilleja applegatei subsp. martinii B. Castro; L. P. Janeway 2000-6-11 1287 Tehama Inner North Coast Ranges. NW-facing slope along Raglin Ridge Rd, near the top of Raglin Ridge, ca 0.4 mi W of Pepperwood Spring. 944 Comment
  CAS-BOT-BC249582  Castilleja applegatei subsp. pinetorum P. A. Munz 1951-7-26 16916 Tehama South slope, South Yolla Bolly Pk 2255 Comment
  JEPS10972  Castilleja applegatei subsp. pinetorum W. L. Jepson 1927-6-20 12263 Tehama near Battle Creek Meadows 1402 Comment
  JEPS17585  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5314 Tehama ca 1 mi e and 500 ft below Mt. Linn summit (on e shoulder of South Yollo Bollo Mtn.); South Yollo Bollo Mtn. 2286 Comment
  UC1072724  Castilleja applegatei subsp. pinetorum Douglas Barbe 1955-7-16 168 Tehama e ridge South Yolla Bolly (w Tehama County) 2286 Comment
  CAS-BOT-BC243738  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-5 4380 Tehama Hy 32, Deer Creek Rd. to Chico from Chester Comment
  CHSC70906  Castilleja attenuata Vernon Oswald; Lowell Ahart 1998-4-21 8926 Tehama Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Inner North Coast Ranges. 304 Comment
  JEPS95700  Castilleja attenuata Vernon H. Oswald and L. Ahart 1995-4-3 6580 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  JEPS10306  Castilleja exserta subsp. exserta Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS10307  Castilleja exserta subsp. exserta J. W. Blankinship 1911-4-7 Tehama Corning Comment
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Nov 8 2006
  CHSC70907  Castilleja foliolosa Vernn Oswald; Lowell Ahart 1998-4-21 8933 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 560 Comment
  CHSC77382  Castilleja foliolosa L. P. Janeway; B. Castro 1999-6-10 6461 Tehama North side of Dry Creek about 1.7 mi west of Red Bank Creek, on the west slope of the 'Water Gap. 316 Comment
  JEPS102792  Castilleja foliolosa Lowell Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA755198  Castilleja lacera L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  JEPS109959  Ceanothus arcuatus Dean W. Taylor 2007-7-23 20104 Tehama Digger Butte (4 air miles E of Manton) 1103 Comment
  JEPS42222  Ceanothus cordulatus W. L. Jepson 1927-6-21 12279 Tehama Mineral 1524 Comment
  HSC18267  Ceanothus cuneatus L. T. Gault 1964-3-28 44 Tehama Los Molinos, Tehama-Vina Rd. Comment
  CHSC77369  Ceanothus cuneatus var. cuneatus Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  RSA755231  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2007-5-1 DOB 902 c Tehama At roadside 5.5 road miles W of Paskenta (measured from intersection of Toom's Camp Road and Round Valley Road) via Toom's Camp Road and Cr 122, 6.51 km 270 degrees true W of Paskenta 520 Comment
  SEINET10805174  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 Burge 1168 c Tehama Paynes Creek watershed, immediately west of Palmer Gulch, roadside on SR 36, parking 8.7 road miles (13.9 km) east of intersection with SR 99, 17.0 km 255 deg. (True) WSW of Paynes Creek. 210 Comment
  JEPS11976  Ceanothus integerrimus Rimo Bacigalupi with G. T. Robbins 1954-6-26 4641 Tehama 1.2 mi w Log Spring Public Camp (along Paskenta-Government Flat Rd, om Log Spring Ridge); Mendocino National Forest 1676 Comment
  SEINET263494  Ceanothus jepsonii R. J. Shaw 1993-5-23 5098 Tehama Lassen National Forest ; Mile marker 89 near Morgan Summit [near jct of Hwys 36 & 89] 1707 Comment
  CAS-BOT-BC83786  Ceanothus jepsonii var. albiflorus D. O. Burge 2007-5-1 900 b Tehama Mendocino National Forest, at roadside 12.5 road miles (20 km) W of Paskenta 1200 Comment
  UCD112179  Ceanothus lemmonii C. Macdonald; P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 88 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  OBI10379  Ceanothus prostratus var. prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Crk rd S of Lassen Natl Park Comment
  UC726179  Ceanothus velutinus A. A. Heller 1936-6-19 Tehama ridge between Childs Meadows and Chester; ridge between Child's Meadows and Chester Comment
  CDA19949  Centaurea maculosa E. Finley 2002-7-1 PDR 1140323 Tehama Northern California; Hwy 36 W-bound at MM 102.75, 1.4 mi W of Plumas Co line. 0 Comment
  CDA34272  Centaurea melitensis L. Ahart, J. Dittes 2010-7-17 16856 Tehama Soap Creek Ranch, about 100 yards southeast of the pond, and about 4.8 miles (air) southeast of Manton and 2 miles (air) north of Highway 36. Comment
  CHSC113318  Centaurea melitensis Lowell Ahart; John Dittes 2014-5-17 19510 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC78793  Centaurea melitensis Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC75349  Centaurea solstitialis Ben Myhre 1997-4-25 28 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  SEINET8111638 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201502 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111642 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201512 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111643 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201513 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111644 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201509 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  JEPS105928  Centaurium venustum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11201 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  JEPS38293  Centromadia fitchii W. L. Jepson 1927-6-25 12348 Tehama Pine Creek road sta. 60 Comment
  CHSC49677  Cephalanthera austiniae Vernon Oswald 1984-6-7 1257 Tehama Calif. Hwy 32 at Chico Creek Ridge Bridge. 1048 Comment
  UCD121538  Cephalanthus occidentalis D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Jellys Ferry Road. Sacramento River. 110 Comment
  JEPS88124  Cephalanthus occidentalis var. californicus Vernon H. Oswald and Lowell Ahart 1996-7-8 7960 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on dry flood plain of Paynes Creek near mouth of intermittent stream crossing the n.e. corner of the parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC89030  Cerastium glomeratum Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. 60 Comment
  CAS-BOT-BC207380  Cercis occidentalis G. Edelbrock 1975-4-18 77 Tehama 3.5 mi. North of Hwy 36 on Lanes Valley Road 548 Comment
  UC1128917  Cercis occidentalis P. L. Johannsen 1936-8-26 993 Tehama 1 1/4 mi ne junction of Deer and Rattlesnake Creeks; Paynes Creek Quadrangle 1066 Comment
  CHSC75399  Cercocarpus betuloides Ben Myhre 1997-4-16 14 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC276497  Chaenactis douglasii var. douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9710 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UCD130292  Chaenactis douglasii var. douglasii Dean W. Taylor 1976-7-9 6055 Tehama at headwaters of Cub Creek. 1859 Comment
  CAS-BOT-BC276496  Chaenactis douglasii var. douglasii P. A. Munz 1951-7-26 16909 Tehama S base of South Yolla Bolly Mountains 2072 Comment
  UCD130298  Chaenactis douglasii var. douglasii J. M. Tucker; L. K. Mann 1959-7-19 3545 Tehama summit of South Yolla Bolly Mountain. 2465 Comment
  CHSC78795  Chaenactis glabriuscula var. heterocarpha Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC80589  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 2001-6-14 8843 Tehama Just east of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  CHSC48137  Chaenactis glabriuscula var. megacephala Vernon Oswald 1984-6-7 1259 Tehama Hwy 32, 1.0 mi n-e if Potato Patch Campground. 1127 Comment
  CHSC52646  Chamaesyce hooveri R. D. Stone 1986-7-24 791 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  CHSC52647  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama Central Valley. Vina Plains, 0.3 miles E of Leininger Road and 1.1 miles NNE of is intersection with Highway 99. Vernal pool. 73 Comment
  JEPS83939  Chamaesyce hooveri R. D. Stone 1986-7-24 787 Tehama 1.3 mi sse intersection of Hwy 99 and Rowles Rd (0.55 mi sw of Hwy 99); Vina Plains 60 Comment
  UC596013  Chamaesyce hooveri R. F. Hoover 1938-8-2 3722 Tehama 4 mi se Vina Comment
  HSC95428  Chamaesyce maculata L. Ahart, John Dittes 2003-9-17 10576 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  HSC95561  Chamaesyce nutans L. Ahart, John Dittes 2003-9-17 10578 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  JEPS9017  Chamaesyce ocellata subsp. ocellata W. L. Jepson 1929-9-27 15279 a Tehama ne side Sacramento River (in low hills); Red Bluff 243 Comment
  CHSC115900  Chamaesyce ocellata subsp. rattanii B. Castro; R. Carter, B. Humphrey, M. Berry 2015-7-20 2106 Tehama Sacramento Valley. N edge of Elder Creek channel, ca 1.15 air mi NW of its confluence with the Sacramento River and 1.05 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. Just W of pronounced bend in channel. 62 Comment
  CHSC66301  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-6-27 7896 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Road NW of Corning. Throughout the reserve (collected on a gravel bar at the W end of the large meander plain ca. 0.3 mi E of the W boundary). 103 Comment
  CHSC76511  Chamaesyce ocellata subsp. rattanii Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  CHSC76752  Chamaesyce ocellata subsp. rattanii J. Marr; H. West, C. Warren 1998-7-3 Tehama About 20 air miles W of Red Bluff, vicinity of Dry Creek W of the 'water gap. 310 Comment
  CHSC80376  Chamaesyce ocellata subsp. rattanii H. West; J. Marr, C. Warren, J. Cunningham, N. Wight 1998-7-6 Tehama Vicinity of Cottonwood Ck, Pettyjohn Rd and Story Flat, in hills N of main creek. 396 Comment
  CHSC80377  Chamaesyce ocellata subsp. rattanii H. West; B. Castro 1999-6-1 Tehama W of Orland, vicinity of Newville and Salt Creek. 201 Comment
  RSA0118879  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-8-2 18983 Tehama On the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC77566  Chamaesyce serpillifolia subsp. serpillifolia Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Creek, and Dry Creek. 268 Comment
  CHSC84605  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2003-9-17 10577 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  RSA0118878  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS39305  Chamerion angustifolium subsp. circumvagum Jos. Grinnell 1925-7-26 Tehama Mineral 1219 Comment
  CAS-BOT-BC70237  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CAS-BOT-BC70225  Cheilanthes gracillima Clare R. Wheeler; Jerry Cook 1981-6-17 2436 Tehama Mendocino National Forest, E. of Uhl Peak, West of Gov't Flat 1950 Comment
  JEPS88563  Chenopodium botrys Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .2 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on gravel bar along Paynes Creek at old bridge site,); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  JEPS94655  Chenopodium californicum Vernon Oswald and Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Rd. 0.9 mi w junction with Weemasoul Rd. (w of Red Bluff and se of Platina) 597 Comment
  RSA67393  Chenopodium incognitum P. A. Munz 1951-7-25 16892 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  JEPS109682  Chlorogalum angustifolium Dean W. Taylor 1991-5-9 11685 Tehama Stony Creek, ca. 300 m north of the creek along the right-of-way of electrical transmission lines (PG&E Pit-Vaca line) 112 Comment
  JEPS88262  Chlorogalum angustifolium Vernon H. Oswald and Lowell Ahart 1996-5-27 7647 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along pipeline ca. 0.1 mi. n. of s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  UC1950235  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  CDA39321  Chlorogalum angustifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2662 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  CHSC68594  Chorizanthe membranacea Vernon H. Oswald; Lowell Ahart 1997-5-14 8445 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. Growing on a large outcrop of Tuscan mudflow. 920 Comment
  RSA90846  Chorizanthe membranacea Milo S. Baker, H. K. Wagnon 1953-5-30 12715 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CHSC102343  Chorizanthe polygonoides L. P. Janeway 2009-4-4 9712 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC64631  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald; Lowell Ahart 1995-4-17 6668 Tehama Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common on a bank of exposed fanglomerate on the w wall of the borrow pit. 213 Comment
  JEPS38076  Chrysolepis sempervirens Jos. Grinnell 1925-7-30 Tehama Mineral 1463 Comment
  UCD110131  Chrysolepis sempervirens John Thomas Howell 1960-8-19 36143 Tehama Brokeoff Mountain Trail. 2590 Comment
  CHSC71038  Cicendia quadrangularis Vernon Oswald; Lowell Ahart 1998-5-14 9041 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Mudhole at roadside. 274 Comment
  JEPS22644  Cicendia quadrangularis Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6292 Tehama about 2 mi w of Kirkwood (and about 1/2 mi w of U.S. Hwy 99, about 7 mi s of Corning, lower portions of Kirkwood Plains); Kirkwood Plains 73 Comment
  JEPS47000  Cicendia quadrangularis Virginia Bailey 1938-4-16 Tehama 10 mi w Corning; Henleyville Comment
  UCR130070  Cicuta maculata var. angustifolia George K. Helmkamp, E. A. Helmkamp 2001-7-7 6903 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC45658  Cirsium andersonii Vernon Oswald 1983-7-26 923 Tehama Near Calif. Hwy 32, 0.3 mi s-w of its jct. with Calif. Hwy 36. 1402 Comment
  RSA0070843  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama Near dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 air miles SE of Colby Mt., about 5 air miles NE of Butte Meadows. 1526 Comment
  CAS-BOT-BC277964  Cirsium cymosum Milo S. Baker; H. K. Wagnon 1953-7-12 12853 Tehama One mile above Whitlock Camp along County Road 1371 Comment
  CHSC25918  Cirsium douglasii var. breweri R. A. Schlising 1977-8-6 Tehama 7.5 mi ne of Potato Patch Campground, Deer Creek. 1066 Comment
  HSC74076  Cirsium douglasii var. breweri J. P. Smith, Thomas W. Nelson 1978-7-22 10058 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CAS-BOT-BC286383  Cirsium occidentale var. venustum Alice Eastwood; John Thomas Howell 1934-4-22 1869 Tehama 1 mile w. of Payne's Creek Comment
  CDA7425  Cirsium vulgare L. Ahart 2006-9-9 13255 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. Comment
  CAS-BOT-BC285742  Cirsium vulgare Hans Leschke 1960-8-8 1735 Tehama Lassen Volcanic National Park. Near the Ski Hut 2026 Comment
  CAS-BOT-BC438979  Cistanthe monosperma John Thomas Howell 1960-8-21 36287 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  POM253022  Cistanthe umbellata var. umbellata A. A. Heller 1937-6-26 15349 Tehama In gravel along Highway # 36 between Child s Meadows and the junction with the Deer Creek road. Arid transition life zone. 1463 Comment
  UC1001310  Clarkia Louise Kellogg 1952-7-13 35 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  CHSC78873  Clarkia affinis Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC86017  Clarkia affinis Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 213 Comment
  SEINET7096721  Clarkia concinna A. G. Vestal 1963-6-4 s.n. Tehama Along along Dry Creek on Route 36. Ca 8.1 miles west of the junction with Bowman Road and west of Cottonwood. NAD27 40? deg. 17' 51ao, -122?_ 37' 48ao (converted to WGS84 decimal degrees) Comment
  UCD80467  Clarkia concinna CNPS SN Foothill Team 2005-6-6 SNFN 0333 c Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CHSC43696  Clarkia concinna subsp. concinna Vernon Oswald 1984-5-30 1215 Tehama Mendocino National Forest, Round Valley Rd. (M4, 23N02), 7.9 mi w of Newville Rd. On a roadcut. 731 Comment
  JEPS101748  Clarkia gracilis subsp. albicaulis Dean W. Taylor 1997-6-6 16024 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  CHSC78875  Clarkia gracilis subsp. gracilis Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC89620  Clarkia gracilis subsp. gracilis Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  JEPS88103  Clarkia gracilis subsp. gracilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7516 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 167 Comment
  JEPS94574  Clarkia gracilis subsp. gracilis Vernon Oswald and Lowell Ahart 1997-7-7 8682 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness, along road near lookout) 2057 Comment
  UC1010351  Clarkia modesta Milo S. Baker 1953-5-9 12583 Tehama w Paskenta (lgging road, near 6 mi post) Comment
  CHSC107226  Clarkia purpurea subsp. quadrivulnera Lowell Ahart; John Dittes 2011-6-9 17440 Tehama Rio De Los Molinos Land Grant. About 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC84668  Clarkia purpurea subsp. quadrivulnera Samantha Mackey Hillaire; Brian Elliott 2003-5-31 335 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  RSA726486  Clarkia purpurea subsp. quadrivulnera L. Ahart 2007-5-8 13740 Tehama About 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CDA38032  Clarkia purpurea subsp. quadrivulnera G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2665 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  RSA125978  Clarkia purpurea subsp. quadrivulnera E. K. Balls 1957-5-24 22539 Tehama 3.3 mi. SE from Beegum, along State Highway 36, Red Bluff to Alton. 290 Comment
  RSA49238  Clarkia purpurea subsp. quadrivulnera P. A. Munz 1949-5-14 13205 Tehama 7 miles south of Corning Comment
  UCD105957  Clarkia rhomboidea Jesse Miller 2010-1 s. n. Tehama Near boundary of Klamath Range and North Coast Ranges. Near Beegum Creek. 1127 Comment
  HSC74951  Clarkia rhomboidea J. P. Smith, Thomas W. Nelson 1979-6-24 10178 Tehama Shasta-Trinity National Forest. 0.8 mi. from Wells Creek Camp on the road to Tedoc Gap 1280 Comment
  CHSC90694  Claytonia exigua subsp. exigua D. Isle 1996-3-7 1001 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  CHSC69691  Claytonia exigua subsp. glauca Vernon Oswald 1984-4-11 1148 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest Boundary). 746 Comment
  CHSC64552  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Lowell Ahart 1995-4-3 6602 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant among large basalt boulders between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  JEPS94370  Claytonia parviflora subsp. parviflora Vernon H. Oswald and Lowell Ahart 1997-5-14 8432 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (6.7 mi s of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1011 Comment
  CHSC89009  Claytonia perfoliata subsp. perfoliata Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  CHSC67284  Claytonia rubra James D. Jokerst 1983-3-6 1690 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  RSA21523  Claytonia rubra C. B. Wolf 1937-5-17 8709 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  JEPS102312  Claytonia rubra subsp. rubra Vernon H. Oswald and Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1325 Comment
  HSC17705  Claytonia rubra subsp. rubra S. J. Hawks 1965-5-8 53 Tehama About 5 mi. W of Mineral Comment
  CHSC78261  Claytonia saxosa Vernon H. Oswald 2000-5-17 9921 Tehama FR 28N05 0.7 mi northeast of its junction with FR 45 at Tedoc Gap. 1478 Comment
  CHSC88936  Clematis lasiantha Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  CAS-BOT-BC92563  Clematis ligusticifolia Alice Eastwood 1912-8-22 s.n. Tehama Lassen Butte Region. Comment
  JEPS76667  Collinsia greenei L. R. Heckard 1972-6-17 2957 Tehama Tedoc Mt.; bare serpentine slope on nw side, along new road around w of mountain 1280 Comment
  CHSC48982  Collinsia rattanii Vernon Oswald 1986-6-23 2154 Tehama MS (23N01) 27.3 mi e of Paskenta. 1554 Comment
  JEPS17605  Collinsia rattanii Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5343 Tehama ca 23 mi nw Paskenta (ridge-top close to head of Snake Ridge (lateral ridge)); Mendocino National Forest 1874 Comment
  HSC75376  Collinsia rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3558 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  HSC20620  Collinsia sparsiflora John L. Heywood, D. H. Norris 1968-3-31 1829 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  CHSC53984  Collinsia sparsiflora var. collina Vernon H. Oswald 1991-4-30 4540 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC55286  Collinsia sparsiflora var. collina L. P. Janeway 1991-3-28 3856 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 152 Comment
  UC1238978  Collinsia tinctoria Freed W. Hoffman 1948-7-2 2467 Tehama Beegum Creek near Beegum (North Coast Ranges); , Beegum Creek 396 Comment
  JEPS128467  Collinsia torreyi Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  UC1010403  Collomia diversifolia Milo S. Baker and H. K. Wagnon 1953-5-31 12708 Tehama logging road w Paskenta (near 10 mi post, w Tehama Co.) Comment
  CHSC90428  Collomia grandiflora Niall McCarten; Roxanne Bittman 1986-6-14 5327 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  CHSC101051  Collomia heterophylla John Dittes; Josephine Guardino 2005-5-11 1102 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC90908  Collomia tinctoria Niall McCarten; Roxanne Bittman 1986-6-15 5461 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS128469  Collomia tinctoria Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -070 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed, Forest Road 27N12. Comment
  JEPS71066  Collomia tinctoria Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  SEINET3860935  Collomia tinctoria Leigh A. Johnson 2004-6-18 04 -141 Tehama Lassen Natl. Forest. Hwy 32, north of Alder Campground. Along road cut of an old logging road rising from, but parallel to, the hwy, west side of hwy, just south of the point where Slate Creek crosses the hwy and merges with Deer Creek.; 0 1305 Comment
  UC1198121  Comandra Charlotte M. Wilder 1912-6-18 1891 Tehama Deer Creek Comment
  UCD80758  Comandra umbellata CNPS SN Foothill Team 2005-6-8 SNNR 0185 b Tehama USFS, Lassen National Forest, above Antelope Creek. 420 Comment
  CHSC70814  Comandra umbellata subsp. californica B. Castro; L. Janeway 1995-6-11 575 Tehama On W side of Hwy 32, ca 4 air mi SW of Potato Patch Campground, at 'Windy Cut Lookout' overlooking Deer Creek canyon. On open bench ca 20 ft below the main knoll and parking area. 1127 Comment
  CHSC105650  Conyza canadensis Lowell Ahart; John Dittes 2010-10-4 17294 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC68605  Corallorhiza striata Vernon H. Oswald 1997-5-9 8407 Tehama East slope of Deer Creek Canyon at the bridge (8-69) between Potatao Patch and Alder Creek Campgrounds. 1143 Comment
  SBBG100043  Cordylanthus pilosus L. R. Heckard, T. I. Chuang 1971-8-15 2779 Tehama Lanes Valley Rd from Paynes Crk, about 0.9 mi N of jct with St Hwy 36 (near Paynes Crk) 609 Comment
  JEPS96034  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald and Lowell Ahart 1996-7-8 7959 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate, Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC78395  Cordylanthus pringlei Vernon H. Oswald 2000-7-10 9935 Tehama Forest Route 35 5.3 mi west of Stuart Gap. 1712 Comment
  HSC81702  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5047 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  JEPS124073  Cordylanthus tenuis subsp. viscidus Lowell Ahart, John Dittes 2015-8-5 20496 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  OBI83051  Cordylanthus tenuis subsp. viscidus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 b Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico. 1335 Comment
  JEPS66512  Cordylanthus tenuis subsp. viscidus L. R. Heckard and T. I. Chuang 1971-8-15 2769 Tehama 1 mi e Lyonsville road junction (on route 36, w of Mineral) 1219 Comment
  CHSC57177  Cornus nuttallii John Griffith 1980-4-23 38 Tehama Ponderosa Way 0.9 mi south of Deer Creek. 658 Comment
  SBBG5319  Cornus nuttallii H. and M. Dearing 1938-6-23 2104 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC2042828  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  SEINET12765175  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Hwy 172 to Mill Creek.; 0 1585 Comment
  CHSC24931  Cornus sessilis P. Goldman 1976-4-22 19 Tehama Scattered on w side of Antelope Creek, at junc of Antelope Creek and Ponderosa Way, ca. 20 mi s of Red Bluff. 1066 Comment
  CHSC48306  Cornus sessilis Vernon Oswald 1985-6-10 1823 Tehama E side of Hwy 32 at Chico Creek. 1048 Comment
  CHSC81111  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  UC1122802  Cornus sessilis H. S. Yates 1936-8-13 6112 Tehama Campbell Creek Paynes Creek Quad., Campbell Creek Comment
  UC987700  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama along Deer Creek (State Hwy. 32) Potato Patch Camp Ground; Lassen Nat'l Forest, Potato Patch Camp Ground Comment
  CAS-BOT-BC401889  Corydalis caseana subsp. caseana H. M. Hall; E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  JEPS16252  Corydalis caseana subsp. caseana H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4291 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  HSC74944  Corylus cornuta subsp. californica J. P. Smith, Thomas W. Nelson 1979-6-24 10165 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  SDSU4812  Corylus cornuta var. californica K. Dixon 1942-9-4 3330 Tehama Big Chico Creek. Comment
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Jul 16 2009
  CHSC105931  Crassula aquatica Lowell Ahart; John Dittes 2010-7-17 16846 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC79105  Crassula aquatica B. Castro; L. P. Janeway 2000-4-5 1058 Tehama Vicinity of Orland; adjacent to Rice Creek. 112 Comment
  CHSC79017  Crassula connata J. Marr; C. Warren, N. Wight, J. Lacey, J. Cunningham 1998-4-28 Tehama West of Orland, vicinity of Williams Butte, Round Valley/Garland Rd, and North Fork Stony Creek. 213 Comment
  CHSC64351  Crassula tillaea Vernon H. Oswald; Lowell Ahart 1995-3-19 6531 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on basalt along the e fence ca. halfway between Inks Creek Rd. and the s tip of Dales Lake Ecological Reserve. 207 Comment
  JEPS15405  Crepis occidentalis Douglas Barbe 1955-7-16 193 Tehama South Yolla Bolly (Mt. Linn); near summit 2407 Comment
  CHSC84857  Croton setiger L. P. Janeway 2003-9-18 7991 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  CHSC96653  Crucianella angustifolia Lowell Ahart 2007-5-8 13743 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS94335  Crucianella angustifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8450 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  SBBG122980  Crucianella angustifolia B. Ertter 1991-5-19 9868 Tehama Vassar Rd jct on Hwy 36 16.5 mi W of Red Bluff 243 Comment
  SEINET1869808  Crucianella angustifolia Barbara Ertter 1991-1 9868 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff 244 Comment
  CDA13581  Crypsis schoenoides G. F. Hrusa 1996-8-17 13505 Tehama Sacramento Valley; Annual, occasional in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Difficult to separate from C. schoenoides. Comment
  SEINET10456489  Cryptantha David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17960 Tehama 13 mi W of Mineral on CA Hwy 36. Comment
  CHSC80612  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC33157  Cryptantha crinita L. Ahart 1979-4-25 1843 Tehama Flood plain of McCoy Creek, at the intersection of McCoy Rd and Matlock LP, ca.3 mi n of Red Bluff. 110 Comment
  CHSC86449  Cryptantha crinita Jenny Marr; Jean Hubbell 1994-4-28 102 Tehama Department of Fish and Game Battle Creek Wildlife Area, approximately 20 miles SE of Redding. 106 Comment
  UC1442624  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 6.4 mi n Red Bluff (on gravel bars along Blue Tent Creek (take dirt road branching of McCoy Road)); Blue Tent Creek 150 Comment
  UCD80134  Cryptantha crinita CNPS SN Foothill Team 2006-5-2 SNFN 0344 b Tehama TNC Easement, Denny Ranch. 295 Comment
  CHSC70868  Cryptantha flaccida Vernon Oswald; Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. east of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  CHSC78818  Cryptantha flaccida Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS104063  Cryptantha flaccida Lowell Ahart 2003-5-12 10125 Tehama Along a wash, on the nw side of the poor dirt road, just n of Jelly Ferry Rd, 1.3 mi (air) sw of Coleman Fish Hatchery, ca 6.0 mi (air) e of Cottonwood. 131 Comment
  SEINET3449094  Cryptantha flaccida Lowell Ahart, John Dittes 2003-5-12 10125 Tehama Cottonwood, Cottonwood, about 6 air miles east, Northwest side of poor dirt road just north of the Jelly Ferry Road, 1.3 air miles southwest of Coleman Fish Hatchery 130 Comment
  SEINET516285  Cryptantha flaccida Vernon H. Oswald 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  UC1873669  Cryptantha hispidula Barbara Ertter with Brad Olson 1991-7-4 10211 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 mi W of Paskenta, ca 25 air miles W of Corning at spring on S side of Round Mountain, 2.2 mi inside forest boundary. Comment
  JEPS67643  Cryptantha intermedia W. L. Jepson 1899-4-25 21097 Tehama Stiver's Ranch, s Tehama County Comment
  CHSC58023  Cryptantha rostellata Vernon H. Oswald; Lowell Ahart 1992-4-21 4919 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 18.6 mi (odometer) E of Hwy. 99, 2.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) SSE of Paynes Creek. 762 Comment
  CHSC85310  Cryptantha torreyana John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 795 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; north edge of Square Lake. 2135 Comment
  HSC74946  Cryptantha torreyana J. P. Smith, Thomas W. Nelson 1979-6-23 10163 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  JEPS75804  Cryptogramma acrostichoides Todd and Virginia Keeler-Wolf 1971-7-24 357 Tehama Upper Pettijohn Basin; Yolla Bolly Mts 2072 Comment
  JEPS39789  Cupressus macnabiana W. Brokenshire Tehama near the Mill Creek rim (near Sunrise Camp of Forest map, Lassen National Forest) Comment
  CHSC64969  Cuscuta californica var. breviflora Vernon H. Oswald 1995-7-12 6996 Tehama Inner North Coast Ranges.West of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36. 938 Comment
  CHSC94424  Cuscuta californica var. breviflora Lowell Ahart 2006-8-15 13199 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110379  Cuscuta californica var. breviflora Lowell Ahart 2006-11-9 13256 Tehama Dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  JEPS115384  Cuscuta californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16312 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CHSC46559  Cuscuta howelliana Vernon H. Oswald 1989-7-24 3892 Tehama On the east shore of Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  JEPS88254  Cuscuta howelliana Vernon H. Oswald and Lowell Ahart 1996-5-27 7645 Tehama dry bed of a pool along the pipeline ca. 0.1 mi N of S boundary of CDFG parcel on the S side of Gyle Road, NW of Corning; NW side of Sacramento Valley; Thomes Creek Ecological Reserve 102 Comment
  HSC95451  Cuscuta occidentalis L. Ahart 2001-6-8 8771 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  CHSC66563  Cuscuta pentagona Vernon H. Oswald; Lowell Ahart 1996-7-8 7981 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  JEPS49763  Cycladenia humilis var. humilis Jos. Grinnell 1927-6-17 Tehama Lassen Peak Region, Viola Rd. 1706 Comment
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Jul 16 2009
  SEINET4404015  Cymopterus Leila M. Shultz 1990-5-3 11324 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC65284  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1995-6-13 6849 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. At the s end of the borrow pit. 219 Comment
  SEINET12568121  Cynoglossum grande E. R. House 1956-4-27 5 Tehama Alongside California State Route 36, on the way to Red Bluff. 914 Comment
  UCD73354  Cynoglossum occidentale Chuck Hughes 2008-6-22 45 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  UC726153  Cyperus difformis A. A. Heller 1928-10-12 14804 Tehama 1/2 mi. n. of county line Tehama Comment
  JEPS97408  Cyperus eragrostis Vernon H. Oswald and L. Ahart 1995-6-13 6845 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  JEPS120777  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  SEINET13710860  Cyperus erythrorhizos Lowell William Ahart, Lowell William Ahart 2003-1 10596 Tehama Near Hwy 99 about 5 Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4W) 200 Ft. 61 Comment
  CHSC66214  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-6-3 7725 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC117724  Cyperus esculentus var. leptostachyus Lowell Ahart; John Dittes 2016-8-25 21314 Tehama Low wet depression along a dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC40800  Cyperus niger Pauleen Broyles 1982-7-27 814 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch s of Lassen Rd. 60 Comment
  JEPS64103  Cyperus niger W. L. Jepson 1929-9-27 15286 Tehama Manton Comment
  UCSB63985  Cyperus niger Jokerst, James 1981-9-30 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek Comment
  CHSC66584  Cyperus strigosus Vernon H. Oswald; Lowell Ahart 1996-7-8 7952 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  SEINET13710705  Cyperus strigosus Lowell William Ahart, Lowell William Ahart 2003-1 10598 Tehama 5 Mi. SE of Los Molinos, E of Hwy 99 (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  CHSC112810  Cypselea humifusa Lowell Ahart 2013-8-8 19000 Tehama Strand of a large pond, about 100 yards west of Black Butte Road, about 200 yards north of Stony Creek, about 1/8 mile east of Black Buitte Dam. 105 Comment
  CHSC81596  Cypselea humifusa Vernon H. Oswald 2001-10-18 10059 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the early autumn strand of the reservoir. 134 Comment
  JEPS127207  Cystopteris fragilis Lowell Ahart, John Dittes 2016-6-22 21032 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CAS-BOT-BC192288  Danthonia californica Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5308 Tehama Near Somerset, about 1 mile south of Ovenlid (butte), Mendocino National Forest 1767 Comment
  SEINET199014 Image available Danthonia unispicata Helen K. Sharsmith 1954-6-24 4348 Tehama Mendocino National Forest ; Southwest ridge leading to Eagle Peak one mile below summit. 1067 Comment
  UC1738944  Danthonia unispicata Dean Wm. Taylor with David C. Randall 1976-7-6 6037 Tehama Cub Creek, about 1 mile upstream from confluence with Deer Creek along Highway 32 1859 Comment
  UCD32626  Danthonia unispicata Beecher Crampton 1954-6-16 1999 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  RSA424753  Delphinium hansenii Aaron Liston, M. A. Blumler 1987-4-24 654 -15 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CAS-BOT-BC10069  Delphinium hesperium subsp. pallescens Philip Alexander Munz 1949-5-14 13193 Tehama 5 miles north of Red Bluff Comment
  CHSC102466  Delphinium nudicaule L. P. Janeway; B. Castro 2009-4-25 9738 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CAS-BOT-BC8055  Delphinium nuttallianum Alice Eastwood; John Thomas Howell 1941-7-9 9801 Tehama Government Flat Comment
  CHSC92750  Delphinium nuttallianum L. P. Janeway 2005-6-12 8421 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  CAS-BOT-BC116023  Delphinium nuttallianum C. Canby 1929-6-18 s.n. Tehama Mineral Comment
  JEPS60578  Delphinium nuttallianum W. L. Jepson 1899-4-28 Tehama near Salt Creek (<creek is> a tributary of the Cottonwood); Wimmeshaw Comment
  CDA24262  Delphinium patens subsp. patens Vernon H. Oswald & Lowell Ahart 1998-4-27 8962 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC107096  Delphinium variegatum M. Mitchell 2010-4-6 31 Tehama Dye Creek Preserve. 135 Comment
  CHSC90902  Delphinium variegatum Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5434 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  SEINET12089323  Delphinium variegatum A. K. Bos 1978-1 14 Tehama ca 10 mi NE of Red Bluff, SW1/4 sec. 14, T28N, R3W MDM 140 Comment
  CDA15412  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 1998-5-1 14426 Tehama Sacramento Valley; Dry ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Perennial, with dark purple flowers. Uncommon and widely scattered here. Comment
  CHSC48692  Delphinium variegatum subsp. variegatum Vernon Oswald 1986-3-6 1046 Tehama Newville (or Garland) Rd., 0.3 mi n of the Glenn-Tehama line. 198 Comment
  CDA14472  Delphinium variegatum subsp. variegatum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4204 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  CHSC13869  Deschampsia danthonioides Tim Manolis 1974-3-31 43 Tehama 16 mi. N of Chico and 1 mi. E of Hwy 99 on Kiefer Rd. Comment
  CHSC66124  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1996-4-29 7469 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the edge of the intermittent stream near the W boundary. 103 Comment
  CHSC94306  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110282  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  RSA718934  Deschampsia elongata L. Ahart 2006-7-19 13050 Tehama just west of the dirt road, east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. Comment
  SEINET191121 Image available Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama One mile S of jct of Rte 32 & 36; 13 miles W of Chester 1524 Comment
  UCD63589  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 Comment
  UC1019541  Descurainia pinnata Louise Kellogg 1952-7-15 50 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  JEPS9569  Dicentra formosa Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UC1037403  Dicentra formosa Douglas Barbe 1955-7-21 231 Tehama s shore Square Lake 2103 Comment
  HSC87444  Dicentra formosa Clare R. Wheeler, Gladys L. Smith 1980-6-17 1757 Tehama Mendocino National Forest, NE of Anthony Peak, 1 mi. N of Wells Cabin Campground, just over line into Tehama Co. 1890 Comment
  UC2042812  Dichelostemma capitatum Barbara Ertter 1990-5-13 8946 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
  HSC67096  Dichelostemma multiflorum C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 84 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  SEINET12053820  Dichelostemma multiflorum Unknown 1936-1 13337 Tehama near Red Bluff Comment
  CHSC23394  Diplacus aurantiacus B. Garamendi 1974-5-12 38 Tehama Mill/Deer Creek Study Area. 1/4 mi NE of Beaver Creek Crossing on Ponderosa Way. 731 Comment
  CHSC91055  Diplacus douglasii David W. Isle 1995-5-2 1050 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CAS-BOT-BC154016  Diplacus torreyi Mrs. H. P. Bracelin 1932-7-23 667 Tehama Mt. Lassen road, 4 miles north of Mineral 1676 Comment
  CHSC81260  Dipsacus fullonum Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  UCD64357  Distichlis spicata var. nana A. A. Beetle 1942-5-19 3285 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  JEPS14673  Dodecatheon alpinum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  CHSC13901  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 249 Tehama 0.8 mi e on Vina Road from Hwy 99 on s side of road. Comment
  JEPS97484  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald and L. Ahart 1995-2-22 6490 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  CHSC88870  Dodecatheon hendersonii Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 500 yds south of Little Antelope Creek on Powerline Road. UTM: 10 0592802 E, 4454122 N. 611 Comment
  UC1019538  Dodecatheon hendersonii Louise Kellogg 1952-7-14 44 Tehama Square Lake trail from Ovenlid toward South Yolla Bolly Mountain (Mendocino National Forest); North Coast Ranges, Mendocino National Forest 1828 Comment
  HSC17887  Dodecatheon hendersonii K. P. St. John 1965-5-7 37 Tehama 4 mi. W of Mineral on Hwy.36 Comment
  HSC89675  Dodecatheon hendersonii William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Tedoc Rd. near intersection with Hwy. 36 549 Comment
  UCD119025  Dodecatheon jeffreyi J. M. Tucker 1959-7-19 3574 Tehama Upper (south) side of Square Lake, north side of South Yolla Bolly Mountain. 2118 Comment
  CHSC40710  Downingia bicornuta Pauleen Broyles 1982-4-28 478 Tehama The Nature Conservancy Vina Plains Preserve. Wallow in bed of irrigation ditch below holding dam. 65 Comment
  CHSC48007  Downingia bicornuta var. bicornuta Vernon Oswald 1983-5-6 436 Tehama Along the edge of Leininger Rd. (Keffer Rd.) 0.8 mi n of Lassen Rd. Comment
  UC2043174  Downingia bicornuta var. bicornuta Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8942 a Tehama Ca. 2 miles NW of Tuscan Butte, ca. 10 air miles NE of Red Bluff. Comment
  CHSC79103  Downingia cuspidata B. Castro; L. P. Janeway 2000-4-5 1057 Tehama Vicinity of Orland and Highway I-5. 109 Comment
  HSC1662  Downingia cuspidata Larry Berti 1969-5-9 70 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS19362  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama e of Red Bluff (near State Highway 36) Comment
  CHSC53945  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart 1991-4-16 4501 Tehama Colyear Springs Rd, 4.0 mile west of Lowrey Rd, north of Paskenta. On the edge of the road. 332 Comment
  JEPS97474  Draba verna var. verna Vernon H. Oswald and L. Ahart 1995-3-19 6542 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills and Blue Oak Woodland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  UCSB63930  Drymocallis glandulosa var. glandulosa Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R3W SW1/4 SW1/4 Sect. 13, Cascade Range Foothills 182 Comment
  CAS-BOT-BC536649  Drymocallis pseudorupestris George W. Gillett 1957-8-13 1064 Tehama Brokeoff Mountain 2514 Comment
  CHSC65050  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1995-7-17 7065 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Collected on a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  JEPS127108  Dysphania botrys Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21367 Tehama A little south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  CHSC66192  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .1 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at old bridge site. 103 Comment
  JEPS127143  Dysphania pumilio Lowell Ahart, John Dittes 2016-8-25 21277 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC117641  Echinochloa colona Lowell Ahart; John Dittes 2016-8-25 21284 Tehama About the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC69487  Echinochloa colona James D. Jokerst; Jeri Donovan 1981-9-30 1500 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek. Comment
  POM257067  Echinochloa crus-galli Virginia Long 1931-8-14 102 a Tehama Corning; drainage ditch along highway [adjacent to] rice fields. 79 Comment
  CHSC116500  Echinodorus berteroi B. Castro 2012-7-19 1942 Tehama Sacramento Valley. N of Elder Creek, ca 0.28 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal. 73 Comment
  JEPS124113  Echinodorus berteroi Lowell Ahart, John Dittes 2015-6-22 20257 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CHSC78830  Elatine californica Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  CHSC80295  Eleocharis acicularis B. Castro; L. P. Janeway 2000-5-23 1177 Tehama Vicinity of Orland and Black Butte Lake. 114 Comment
  JEPS66414  Eleocharis acicularis L. R. Heckard and P. Rubtzoff 1971-7-31 2676 Tehama just NE of Red Bluff (land-locked lagoon off the Sacramento River) Comment
  UCD18768  Eleocharis acicularis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 61 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CAS-BOT-BC113742  Eleocharis acicularis Philip Alexander Munz 1951-7-26 16952 Tehama On sandy lake shore, Square Lake, n. base of South Yolla Bolly Pk. 2133 Comment
  CHSC76534  Eleocharis engelmannii Heidi West; Caroline Warren, Julie Cunningham 1998-7-14 Tehama Vicinity of North Fork Stony Creek, Salt Creek, and Newville. 201 Comment
  CHSC87943  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  RSA699612  Eleocharis palustris L. Ahart 2004-6-28 11136 -A Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  JEPS104449  Eleocharis suksdorfiana Lowell Ahart 2003-8-23 10533 Tehama Meadow, ca 50 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC112017  Eleocharis suksdorfiana Philip Alexander Munz 1951-7-25 16854 Tehama Common perennial on wet banks in hanging meadow of Red Fir Forest, Square Lake 2133 Comment
  CDA2035  Eleusine indica D. R. Hill 1970-9-1 Tehama Wilcox Oaks Golf Course, 2 miles north of Red Bluff. 0 Comment
  UC1112882  Elymus X hansenii Douglas Barbe 1955-7-21 224 Tehama Square Lake Region of South Yolla Bolly (w shore) 2103 Comment
  JEPS122130  Elymus caput-medusae Lowell Ahart, John Dittes 2014-5-16 19491 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  RSA201352  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  SEINET6854570  Elymus elymoides Robert A. Evers, Clara V. Evers 1975-8-23 115010 Tehama 2 miles (3.2 km) west of Mineral. Comment
  HSC74949  Elymus elymoides var. elymoides J. P. Smith 1979-6-23 10160 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  CAS-BOT-BC203733  Elymus glaucus subsp. glaucus John Thomas Howell 1960-8-18 36083 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC90896  Elymus multisetus Niall McCarten; Roxanne Bittman 1986-6-14 5340 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1402 Comment
  JEPS118694  Elymus multisetus B. Castro, L. P. Janeway 2000-6-15 1299 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2 at Beehive Flat. Riley Ridge 7.5' quad. Comment
  UCD62609  Elymus stebbinsii subsp. septentrionalis A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo, rte. 32. Banks above Deer Creek. Comment
  HSC95449  Emmenanthe penduliflora var. penduliflora L. Ahart 2001-6-8 8807 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  CHSC118405  Enemion occidentale Tim Kask 2016-4-1 259 Tehama Antelope Cr. Drainage, McClure Tr. .41 mi from top of trail. 10T 0598557/4458867 Comment
  CHSC116174  Epilobium campestre Lowell Ahart; John Dittes 2015-6-22 20258 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC41015  Epilobium campestre Pauleen Broyles 1982-6-2 686 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in central pasture. 66 Comment
  OBI12148  Epilobium campestre Robert F. Hoover 1968-5-29 11133 Tehama 4 mi SE of Vina Comment
  UCD19387  Epilobium ciliatum Gerald Dickinson 1964-7-24 235 Tehama Tehama County. Exact location unknown. 2042 Comment
  CHSC88288  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  RSA718737  Epilobium ciliatum subsp. ciliatum L. Ahart 2006-7-25 13076 Tehama About 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  CHSC41013  Epilobium cleistogamum Pauleen Broyles 1982-6-2 687 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool, nnw of barn in s pasture. 62 Comment
  OBI78545  Epilobium cleistogamum Robert F. Hoover 1968-5-29 11132 Tehama 4 mi SE of Vina Comment
  CHSC105930  Epilobium densiflorum Lowell Ahart 2010-7-17 16882 Tehama On the south side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, , about 4.5 miles (air) southeast of Manton, about 2 -1/2 miles (air) north of Highway 36. 726 Comment
  CHSC109232  Epilobium densiflorum Robert Fischer 2012-7-1 1061 -A Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit. Dried bed of Singer Creek. 56 Comment
  CHSC84288  Epilobium densiflorum Lowell Ahart; John Dittes 2003-6-11 10246 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS117431  Epilobium densiflorum Lowell Ahart 2010-7-17 16882 Tehama On the south side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, , about 4.5 miles (air) southeast of Manton, about 2 -1/2 miles (air) north of Highway 36 726 Comment
  UC107940  Epilobium densiflorum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UC1949053  Epilobium densiflorum Barbara Ertter with Brad Olson 1991-7-5 10312 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch in SE corner of ranch Comment
  UC575019  Epilobium glaberrimum subsp. glaberrimum C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  CHSC65061  Epilobium hallianum Vernon H. Oswald; Lowell Ahart 1995-7-17 7082 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. In a meadow. 1572 Comment
  CHSC48631  Epilobium hornemannii subsp. hornemannii Vernon Oswald 1988-7-12 3570 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at a spring located 0.88 mi w of the trailhead. 2130 Comment
  CHSC64978  Epilobium minutum Vernon H. Oswald; Lowell Ahart 1995-7-12 7037 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC86563  Epilobium minutum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  CHSC96678  Epilobium pallidum Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13832 Tehama Bottom of a shallow vernal pool or swale, about 120 feet east of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  CHSC86821  Epilobium torreyi Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  JEPS38193  Epilobium torreyi W. L. Jepson 1927-6-19 12255 Tehama a few mi w Tuscan Buttes Comment
  CHSC100285  Equisetum hyemale subsp. affine D. Isle 1989-4-20 1493 Tehama Mendocino National Forest - North Coast Ranges. Sacramento River. Red Bluff Diversion Dam area. Comment
  CHSC77290  Equisetum laevigatum Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CDA13582  Eragrostis cilianensis G. F. Hrusa 1996-8-17 13506 Tehama Sacramento Valley; Annual, uncommon in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC41049  Eragrostis cilianensis Pauleen Broyles 1982-7-27 810 Tehama The Nature Conservancy Vina Plains Preserve. Ca 50 m south of Lassen Road along irrigation ditch. 66 Comment
  SEINET4178264 Image available Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony, three Miles North of Corning. 79 Comment
  JEPS118022  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2011-6-9 17445 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. In a large vernal pool, sand dune area 80 Comment
  RSA756338  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  JEPS97294  Eremocarpus setiger Vernon H. Oswald and L. Ahart 1995-6-13 6852 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC91078  Eriastrum brandegeeae D. Isle 2002-8-29 273 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Near end of 23N53, on E side Rd. 23N53 1.6 mi. below jct. with M-9, also 0.3 mi. below the spring. GPS: 10S 517112E 440323N, 517056E 4406649. 1280 Comment
  CAS-BOT-BC287475  Ericameria greenei F. P. Cronemiller 1923-8-16 825 Tehama Cold Spring Ridge 1828 Comment
  CHSC105906  Ericameria greenei B. Castro; L. P. Janeway 1999-8-23 1034 E Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  HSC71023  Ericameria linearifolia Thomas W. Nelson, Jane P. Nelson 1979-3-11 4563 Tehama Along Toomes Camp Rd. (23N01), 7 mi. W of Paskenta near Crowfoot Pt. 366 Comment
  CHSC61401  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1993-8-18 5833 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conrad, near the south boundary of the park. 2490 Comment
  RSA538989  Ericameria ophitidis L. C. Anderson, Kent Fish 1965-8-16 2935 Tehama East slope of Mount Tedoc, just below summit. 39 air miles west of Red Bluff. 1494 Comment
  UCD149551  Ericameria ophitidis G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC104780  Ericameria parryi var. latior L. P. Janeway 2010-8-29 10175 Tehama High Cascade Range. 1.8 air km east of Colby Mountain; along Road 17N06 7.4 road km northwest of Humboldt Road and Jonesville. Roadside opening. 1655 Comment
  CHSC26282  Erigeron divergens R. W. Conover 1975-4-7 1 Tehama On side of Belle Mill Rd., 3.2 mi ne of Hwy. 99, 4 mi e of Red Bluff. 182 Comment
  CHSC57345  Erigeron divergens B. G. Clark 1987-4-6 15 Tehama 3.1 mi east on Hogsback Rd approx 4 mi east of Red Bluff on hwy 99 and 1 mi east of hwy 36 jct with 99. 243 Comment
  JEPS41392  Erigeron glacialis var. glacialis Jos. Grinnell 1925-7-27 Tehama Broke-off Mountain 2438 Comment
  HSC70010  Erigeron greenei Thomas W. Nelson, Jane Nelson 1978-7-21 4442 Tehama Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc Comment
  CHSC105215  Erigeron inornatus var. inornatus Lowell Ahart; John Dittes 2010-7-19 16906 Tehama On the south side of the poor dirt road, about 200 yards southwest of the poor road crossing of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  RSA768018  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2010-7-19 16906 Tehama South side of poor dirt road, about 200 yards southwest of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  CHSC77725  Erigeron philadelphicus B. Castro; L. P. Janeway 1999-6-24 998 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  CHSC118406  Erigeron philadelphicus var. philadelphicus Tim Kask 2016-5-3 271 Tehama Antelope Cr. drainage, McClure Tr. seep. 10T 0599398/4458179 Comment
  HSC65826  Eriodictyon californicum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 72 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  HSC74955  Eriogonum compositum J. P. Smith, Thomas W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  CHSC112579  Eriogonum dasyanthemum Lowell Ahart 2013-9-17 19045 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC44223  Eriogonum dasyanthemum Vernon Oswald 1988-6-27 3515 Tehama M2 (23N01) 9.4 mi w of Paskenta. 804 Comment
  CHSC77778  Eriogonum dasyanthemum B. Castro; L. P. Janeway 1999-6-24 994 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. On E-facing slope at end of small 'finger' ridge. 359 Comment
  JEPS121250  Eriogonum dasyanthemum Lowell Ahart 2013-9-17 19045 Tehama Gravel bar on S side of Burris Creek, strand of Black Butte reservoir, about 1.5 miles SW of the Dam, about 12 airmiles NW of Orland. Comment
  UC1299723  Eriogonum dasyanthemum Freed W. Hoffman 1947-6-22 1621 Tehama Paskentao-Covelo road near Log Springs Comment
  RSA90828  Eriogonum dasyanthemum Milo S. Baker, H. K. Wagnon 1953-7-12 12910 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  RSA90844  Eriogonum dasyanthemum Milo S. Baker, H. K. Wagnon 1953-5-31 12712 Tehama Logging road west of Paskenta near 5 mile post. Comment
  SEINET1910011  Eriogonum dasyanthemum Barbara Ertter 1991-1 10791 Tehama sw Tehama Co.: Round Valley - Paskenta road (Rt M4) 12.2 mi W of Newville Road jct, ca 9 airmiles WSW of Paskenta 1219 Comment
  CAS-BOT-BC124292  Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles S of California Hwy 36 (Beegum Road) 1386 Comment
  CHSC64982  Eriogonum libertini Vernon H. Oswald; Lowell Ahart 1995-7-12 7039 Tehama W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). Common in open forest. 1615 Comment
  CHSC88585  Eriogonum libertini L. P. Janeway 2001-6-10 7136 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  UC1299704  Eriogonum libertini Freed W. Hoffman 1949-7-21 3051 Tehama near Tedoc Gap; North Coast Ranges, Tedoc Mountain Comment
  UC1299725  Eriogonum libertini Freed W. Hoffman 1950-7-6 3693 Tehama 1.4 mi e Red Mt. Guard Station (roadside, White Rock to Red Mountain) Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  CDA13585  Eriogonum luteolum var. luteolum G. F. Hrusa 1996-8-17 13509 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC95195  Eriogonum marifolium R. D. Fischer 2005-8-1 842 Tehama Cascade Range High in Lassen National Volcanic Park. Specimen found along Ridge Lake Trail out of Sulfur Works. 1981 Comment
  UCD80664  Eriogonum nudum CNPS SN Foothill Team 2005-6-20 SNNR 0324 Tehama USFS, Lassen National Forest, along Mill Creek. 701 Comment
  CHSC114574  Eriogonum nudum V. Long 1991-7-16 126 Tehama Shasta-Trinity National Forests, Yolla Bolla Ranger District. On summit of Round Mountain. 1760 Comment
  CHSC90897  Eriogonum nudum var. nudum Niall McCarten 1986-6-11 5313 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UCSB63983  Eriogonum roseum Jokerst, James; Donovan, Jeri 1981-9-30 Tehama Wurlitzer Ranch on Pine Creek; 1.0 mi E of Meridian Rd; ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek Comment
  CHSC43708  Eriogonum spergulinum var. reddingianum Vernon Oswald 1986-7-2 2183 Tehama Hwy 32, 0.2 mi sw of Hwy 36. In open forest. 1447 Comment
  CHSC44225  Eriogonum spergulinum var. reddingianum Vernon Oswald 1988-6-27 3517 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly--Middle Eel Wilderness w of Paskenta. 2133 Comment
  HSC81836  Eriogonum strictum var. greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5056 Tehama Along ridge at Pole Corral Gap 1311 Comment
  JEPS75813  Eriogonum strictum var. greenei Todd and Virginia Keeler-Wolf 1971-7-24 367 Tehama near summit; North Yolla Bolly Mountain 2377 Comment
  CDA22669  Eriogonum tripodum L. Ahart 2001-6-14 8840 Tehama About 300 yards north of road M2, and north of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. Comment
  JEPS56416  Eriogonum tripodum W. L. Jepson 1938-6-10 18982 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  UC1735890  Eriogonum tripodum Dean W. Taylor 1992-6-18 12805 Tehama Valentine Ridge, along Forest Road 25N01 Comment
  RSA768783  Eriogonum vimineum L. Ahart, John Dittes 2010-10-4 17291 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CHSC44188  Eriophyllum lanatum var. achilleoides Vernon Oswald 1988-6-27 3537 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolly Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC77304  Eriophyllum lanatum var. achilleoides Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 256 Comment
  UC1051688  Eriophyllum lanatum var. achilleoides Helen K. Sharsmith 1953-6-24 4347 Tehama sw ridge leading to Eagle Peak; Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  CHSC113317  Erodium botrys Lowell Ahart; John Dittes 2014-5-17 19501 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC64544  Erodium botrys Vernon H. Oswald; Lowell Ahart 1995-4-3 6554 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant at the s gate of the old highway. 216 Comment
  CHSC118650  Erodium brachycarpum Richard R. Halse 2016-3-19 9650 Tehama Along Newville Road ca 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir, near spillway to Stony Creek. 113 Comment
  RSA424749  Eryngium aristulatum var. aristulatum Aaron Liston, M. Blumler 1987-4-24 654 -9 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  RSA771180  Eryngium articulatum Barbara Ertter, Brad Olson 1991-7-5 10291 Tehama 14.5 miles west of Red Bluff on Hwy 36 near Basler Rd. 244 Comment
  CHSC113319  Eryngium castrense Lowell Ahart; John Dittes 2014-5-18 19525 Tehama Bottom of a small drainage, on the north side of the poor dirt road, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  CHSC78580  Eryngium castrense J. Marr; N. Wight 1998-7-14 Tehama Vicinity of Newville, Garland Road and North Fork Stony Creek. 207 Comment
  JEPS14174  Eryngium castrense W. L. Jepson 1938-6-10 18968 Tehama 9 mi. n. Orland (Sourgrass Creek); Sourgrass Creek 76 Comment
  OBI55136  Eryngium castrense Lincoln Constance, Herbert L. Mason, J. F. Davidson, J. M. Tucker 1947-5-18 3201 Tehama Sacramento Valley 1 mi west of Corning 91 Comment
  UCD144172  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Comment
  SEINET13944074 Image available Eryngium vaseyi Lewis S. Rose 1955-1 55064 Tehama Low rolling plains, 83.5 mi S of Corning, alt. 300 ft 91 Comment
  CHSC10148  Erysimum capitatum var. capitatum R. Spellenberg 1964-6-18 471 Tehama Road bank, 6 mi. SW of Mineral, Hwy 36. Comment
  SEINET14063517 Image available Erythranthe Leila M. Shultz 1990-1 11317 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  SJSU5851  Erythranthe floribunda D. L. Wilson 1970-4-19 Tehama Antelope Cr near Belle Mill Rd c. 20 mi E of Red Bluff Comment
  CHSC60145  Erythranthe guttata Jean A. Graham 1988-4-10 6 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd, 2 mi w of Mendocino National Forest boundary. 377 Comment
  UC2046331  Erythranthe guttata Barbara Ertter with James Shevock 1993-4-30 11639 Tehama Jellys Ferry Road ca. 1 mile SE of Battle Creek, ca. 12 air miles north of Red Bluff. Comment
  CHSC67444  Erythranthe nasuta James D. Jokerst 1983-4-2 1698 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  SEINET8380170  Erythranthe nasuta A. A. Heller 1914-4-29 11339 Tehama eight miles south of Vina, edge of Pine creek. Comment
  CHSC28404  Erythranthe primuloides J. D. Jokerst 1979-7-16 293 Tehama Montane Conif. F. Marsh area adjacent to pond W. of trail (Forest Service 3E12) 1.0 mi. W. of trail head. Comment
  CAS-BOT-BC502692  Erythronium californicum Elmer I. Applegate 1930-4-16 6115 Tehama Between Mud Flat and Bennett Spring, southwest corner of Tehama County. Comment
  RSA21500  Erythronium californicum Carl B. Wolf 1937-5-15 8682 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. Arid transition:-Pinus ponderosa & Pseudotsuga, semishade, rocky clay, dry No. slope. now. 969 Comment
  UC643186  Erythronium californicum Elmer I. Applegate 1930-4-16 6115 Tehama between Mud Flat and Bennet Spring (sw corner of Tehama Co.) Comment
  UCD167219  Erythronium citrinum var. citrinum John Gibson 2016-3-25 30 Tehama El Rancho Rio Frio, near Pettyjohn Rd, western Tehama County, Inner Coast Range ca 30 mi west of Red Bluff. Take Reeds Creek Rd west from Red Bluff. Comment
  CAS-BOT-BC502718  Erythronium grandiflorum Wayne Roderick 1967-6-21 s. n. Tehama Anthony Peak, Mendocino-Tehama County line 1905 Comment
  CHSC101189  Erythronium multiscapideum L. P. Janeway 2009-3-28 9683 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  JEPS61872  Erythronium purpurascens Joseph Grinnell 1928-6-8 Tehama 6 mi n Mineral 1828 Comment
  LA206221  Eschscholzia caespitosa Carl B. Wolf; 1937-5-16 8701 Tehama Red Bluff - Susanville Road, 2.3 mi. below Paynes Creek P. O 365 Comment
  UC1023471  Eschscholzia caespitosa Milo S. Baker 1953-4-26 12536 Tehama 5 1/2 mi w Paskenta (in foothills near burn along steep county road) Comment
  CHSC75388  Eschscholzia californica Ben Myhre 1997-4-9 20 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC402933  Eschscholzia californica A. A. Heller 1927-4-29 s.n. Tehama Along the Pacific Highway 1 mile north of Red Bluff Comment
  CHSC59766  Eschscholzia lobbii Thomas J. Hart 1984-3-24 12 Tehama Ca. 50 m e of the intersection of Lincoln Ave. and Tehama Vina Road, Los Molinos. 72 Comment
  CHSC67259  Eschscholzia lobbii James D. Jokerst 1981-2-23 1249 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N. of Pine Creek. Comment
  JEPS21004  Eschscholzia lobbii W. L. Jepson 1899-4-29 Tehama between South Fork and Dibble Creek; Manzanita Flat Comment
  CAS-BOT-BC310405  Eucephalus breweri John Thomas Howell 1960-8-19 36166 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  JEPS102775  Euphorbia crenulata Lowell Ahart 2001-6-16 8871 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS117887  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama east bank of Sacramento River at southern edge of Mill Creek confluence Northern Sacramento Valley (sand bar in active floodplain of Sacramento River) 62 Comment
  UCD142652  Euphorbia ocellata Daryl Koutnik 1988-7-16 s.n. Tehama Vina Plains, east of Hwy 99 and Leninger Road. Comment
  RSA518682  Euphorbia ocellata subsp. ocellata L. R. Heckard, Peter Rubtzoff 1971-7-31 2685 Tehama Disturbed rocky, sandy flat above Sacramento River at the marina. North of Red bluff. Comment
  UCD142871  Euphorbia ocellata subsp. rattanii Joyce Lacey; Robin Ondricek-Fallscheer 1981-6-24 17 Tehama 5.5 miles west of Paskenta on road 23N01. 512 Comment
  RSA565115  Euphorbia ocellata var. rattanii D. W. Taylor 1992-8-13 12271 Tehama ca. 4.5 miles WNW of Corning, in area of vernal pools. 113 Comment
  CHSC78647  Euphorbia spathulata Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC94552  Eurybia integrifolia Lowell Ahart 2006-9-9 13258 Tehama Dry meadow area just west of the dirt road, about 100 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS113302  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama HIgh Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Comment
  CHSC101634  Festuca arundinacea D. Isle 1989-4-20 1617 Tehama Mendocino National Forest. Red Bluff Diversion Dam area; east of Sacramento River diversion. Comment
  UC1873701  Festuca bromoides Barbara Ertter with James R. Shevock 1993-4-30 11600 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC68978  Festuca californica Vernon Oswald 1997-7-7 8684 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. On slope near the lookout. 2057 Comment
  RSA758294  Festuca idahoensis Barbara Ertter, Brad Olson 1991-7-4 10270 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  UCD66129  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on rte. 32 banks above Deer Creek. Comment
  JEPS122131  Festuca perennis Lowell Ahart, John Dittes 2014-5-16 19490 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD66434  Festuca subulata R. Tofsrud 1947-7-1 249 Tehama Hwy 32. Comment
  CHSC110091  Festuca trachyphylla Barbara L. Wilson 2011-8-1 16729 Tehama 1453 Comment
  UC1618301  Ficus carica Barbara Ertter 1991-9-2 10804 Tehama 1.8 mi. e. Paskenta (on Rte. A9 to Corning, between rd. and Thomes Creek) 207 Comment
  CAS-BOT-BC447521  Fragaria virginiana var. platypetala Geo. B. Grant 1902-9-12 5196 Tehama Sisson Comment
  CAS-BOT-BC63000  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  CAS-BOT-BC53873  Frangula californica subsp. tomentella Carl B. Wolf 1937-6-13 8790 Tehama Red Bluff - Eureka Road, 6 6/10 mi. NW of Red Bluff 152 Comment
  CAS-BOT-BC223380  Fraxinus dipetala Elmer I. Applegate 1930-4-16 6120 Tehama Mud Flat, southwest corner of Tehama County Comment
  CHSC80229  Fraxinus dipetala B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1184 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek, in rocks at W edge of the smaller creek. 323 Comment
  CHSC88544  Fraxinus dipetala Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CHSC57526  Fremontodendron californicum S. R. Mitchelson 1987-4-17 21 Tehama Ca 1.7 km e of Inkslip Hill. Central border between Sects. 20 and 21. 750 Comment
  HSC21367  Fremontodendron californicum R. S. White 1965-5-15 81 Tehama 30 mi. E of Red Bluff on Hwy. 36 Comment
  HSC73390  Fremontodendron californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 116 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  UC871661  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama ridge w of Paynes Creek 548 Comment
  RSA91213  Fremontodendron californicum Milo S. Baker 1953-5-10 12649 Tehama Logging road, W of Paskenta, near 9 mile post on road bank. Comment
  SEINET6646743  Fremontodendron californicum B. Blincoe 1961-4-29 s.n. Tehama 25 miles east of Red Bluff 914 Comment
  CHSC64999  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1995-7-12 7007 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. 981 Comment
  CHSC77470  Fremontodendron californicum subsp. californicum David Isle 1990-5-2 Tehama 7 miles west of Paskenta on east edge Rd 23N01. 762 Comment
  CHSC82609  Fritillaria affinis Tara Morgan 2002-3-31 11 Tehama In Ishi Wilderness within Lassen National Forest. Found near the trail that runs parallel to Mill Creek on the south. 682 Comment
  CHSC9483  Fritillaria pluriflora D. C. Burns 1969-3-13 3 Tehama Sec. Rio de Los Molinos Rancho, 200 yds. E of Hwy. 99E, 100 yds. N of Deer Creek. 60 Comment
  CHSC60163  Fritillaria recurva Richard Steward 1988-4-25 11 Tehama Ca. 34.1 mi ne of Chico, ca. 40 ft e of Post Mile marker 9.50 on Highway 32. 1280 Comment
  CHSC90422  Galium ambiguum Niall McCarten; Roxanne Bittman 1986-6-15 5417 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. South side of Boswell Ridge, 0.25 mi. east of Johnson cabin, N side Rd. 23N01. 1584 Comment
  RSA759805  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-7-4 10259 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  CHSC79205  Galium ambiguum var. ambiguum L. P. Janeway 2000-6-29 6841 Tehama Northern High Sierra Nevada. Volcanic promontory on south edge of the top of Crystal Peak. 2110 Comment
  CHSC80685  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC54111  Galium andrewsii subsp. andrewsii Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4608 Tehama Raglin Ridge Rd, 3.2 miles south-southwest of Colyear Springs Rd, north-west of Paskenta. 792 Comment
  CHSC64558  Galium aparine Vernon Oswald; Lowell Ahart 1995-4-3 6595 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. On top of the basalt ridge crossing the NW corner of the reserve. 201 Comment
  HSC19822  Galium aparine John L. Heywood, D. H. Norris 1968-3-31 1854 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC65829  Galium aparine D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 75 Tehama 0.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  RSA90817  Galium bifolium Milo S. Baker, H. K. Wagnon 1953-7-12 12884 Tehama 5.3 miles from Whitlock Camp along county road. Comment
  JEPS13240  Galium bolanderi Rimo Bacigalupi 1955-7-18 5368 Tehama 1 mi n Potato Patch Camp (nr. CA Hwy 32); Deer Cr. Canyon 1005 Comment
  UC1619977  Galium bolanderi Barbara Ertter with James R. Shevock 1992-6-14 11145 Tehama 7 air mi nw of town of Paynes Creek (Lanes Valley Road 2.3 mi s of Route 46 (Manton Road)); Lanes Valley Road 457 Comment
  CHSC105741  Galium boreale subsp. septentrionale David Isle 1992-9-1 1793 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Adjacent Road 23N25, N. aspect below Sugar Springs Campground. Comment
  JEPS29540  Galium grayanum John Thomas Howell 1960-8-19 36135 Tehama Brokeoff Mountain trail Lassen Volcanic National Park 2438 Comment
  UC1245131  Galium grayanum J. M. Tucker and L. K. Mann 1959-7-19 3541 Tehama at summit South Yolla Bolly Mountain 2465 Comment
  RSA202653  Galium grayanum var. grayanum F. Ehrendorfer, G. Ledyard Stebbins, Dempster 1959-9-27 5965 Tehama Lassen National Park. Brokeoff Mtn. Comment
  UC1211889 Image available Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama South Yollo Bolly Mt. North Coast Range; South Yollo Bolly Mt., North Coast Range, Tehama Co. 2346 Comment
  RSA0005747  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain. 2348 Comment
  CHSC77788  Galium parisiense B. Castro; L. P. Janeway 1999-6-21 Tehama About 22 air miles W of Red Bluff, vicinity S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CHSC78708  Galium parisiense Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC55276  Galium parisiense var. parisiense L. P. Janeway 1991-5-11 3960 Tehama Battle Creek Wildlife Area. In large rocky ravine draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  CHSC55277  Galium porrigens var. tenue L. P. Janeway 1991-4-18 3907 Tehama Battle Creek Wildlife Area. On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Q 149 Comment
  CHSC93150  Galium sparsiflorum subsp. glabrius D. Isle 2000-7-13 1328 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of 24N01.2. On left (W) edge of Ball Mountain Quad (east portion). Buck Rock Quad-W portion of unit and rest of Forks ridge. 1377 Comment
  UC54585  Galium trifidum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4353 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC29526  Garrya congdonii Dibble; Griggs 1979-8-16 174 Tehama Near Round Mountain, on the Riley Ridge quadrangle, close to the town of Paskenta. 1219 Comment
  RSA756542  Garrya congdonii Barbara Ertter, Brad Olson 1991-7-4 10188 Tehama Toomes Camp Road (Mendocino FR 23N01) 5.3 miles west of Paskenta, about 22 air miles west of Corning. 457 Comment
  RSA789833  Garrya congdonii R. W. Spjut 2008-3-14 16224 Tehama North Inner Coast Ranges: Mendocino National Forest, FD Rd 3 from Paskenta to Covelo, just above Valley Grassland. 502 Comment
  UCD80343  Garrya congdonii CNPS SN Foothill Team 2005-6-16 SNNR 0322 Tehama CDFG, Tehama Wildlife Area, on Durley Flat. 757 Comment
  CHSC55496  Garrya fremontii Vivian L. Long 1991-4-13 15 Tehama Ca. 1.4 km s of Digger Creek. 805 Comment
  CHSC66519  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1996-5-20 7572 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the edge of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC96529  Gastridium phleoides Lowell Ahart 2007-5-8 13752 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  UC1299435  Gayophytum Freed W. Hoffman 1947-6-23 1595 Tehama near Government Flat; North Coast Ranges 796 Comment
  UCD103604  Gayophytum diffusum subsp. diffusum R. A. Schlising; C. A. Lawler 1979-8-21 3471 Tehama S of Lassen National Park, W of Childs Mdws, 0.25 mi S of jct Hwy 36 and Hwy 172 (to Mill Cr.), along side of latter; area of montane forest. Comment
  CHSC85295  Gayophytum diffusum subsp. parviflorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 782 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern edge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  CHSC90412  Gayophytum diffusum subsp. parviflorum Niall McCarten; Roxanne Bittman 1986-6-15 5406 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side of Boswell Ridge, 0.25 mi. east of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  OBI33535  Gayophytum diffusum subsp. parviflorum H. & M. Lewis, M. Lewis 1962-8-15 1323 Tehama Hwy 36 at the jctn with the rd to Mill Crk, S of Mount Lassen 1463 Comment
  UC1023446  Gayophytum diffusum subsp. parviflorum Milo S. Baker and H. K. Wagnon 1953-6-11 12828 Tehama 1.9 mi above Whittock Camp (w Tehama Co.) 1371 Comment
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Jul 29 2009
  JEPS87128  Gentiana newberryi Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13203 Tehama near Plumas County line (e slope of Mt. Conard, in the head of unnamed creek draining to Spencer Meadow); Sierra Nevada, Mt. Conard, Reading Peak 7.5' USGS Quad. 2392 Comment
  JEPS124050  Gentiana newberryi var. tiogana Lowell Ahart, John Dittes 2015-8-5 20436 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  JEPS95588  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  RSA123782  Gilia sinistra subsp. pinnatisecta G. D. Barbe 1955-7-17 212 Tehama At Cold Springs Camp. 1890 Comment
  RSA756020  Gilia sinistra subsp. pinnatisecta Barbara Ertter, Brad Olson 1991-7-6 10392 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  SD211661  Gilia sinistra subsp. pinnatisecta Barbara Ertter, Brad Olson 1991-7-6 10392 Tehama Rocky Cabin Meadow, ca. 1.0 mile south of Ball Rock, 1.0 mile southeast of Cold Spring Forest Station, ca. 30 airmiles west of Corning. 1890 Comment
  CHSC42229  Gilia tricolor Karen Hamilton 1986-3-22 8 Tehama 137 Comment
  JEPS86006  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w <of> Paskenta Comment
  CHSC67208  Githopsis specularioides James D. Jokerst 1983-5-10 1749 Tehama Wurlitzer Ranch E of Meridian Rd., top of exposed Tuscan bluff that is the S bank of Zimmershed Creek where the flow changes from S to . 103 Comment
  JEPS105850  Githopsis specularioides Lowell Ahart 2004-4-29 10795 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  SEINET10972187  Githopsis specularioides Ethel K. Crum 1932-5-9 Crum 1439 Tehama Elder Creek, Lowry 305 Comment
  CHSC102665  Glyceria borealis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16344 Tehama On wet dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N, R4E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC113281  Glyceria declinata Lowell Ahart; John Dittes 2014-5-18 19513 Tehama Along ditch, where poor dirt road fords water ditch, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC64817  Gnaphalium palustre Vernon H. Oswald 1995-6-4 6822 Tehama Dales Lake Ecological Reserve. W side Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station. ca. 14 mi ne of Red Bluff. Along the edge of Pool 19, w of the borrow pit. 213 Comment
  JEPS76639  Gnaphalium palustre L. R. Heckard 1972-6-18 2987 Tehama sw of Tedoc Mt. 1371 Comment
  CHSC80076  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1156 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  CHSC80077  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1167 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  UC1584586  Gratiola heterosepala Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10647 Tehama s of Spring Branch Road (Manton Road) adjacent to PG&E natural gas pipeline Manton Plains just s Battle Creek; Tuscan Buttes NE Quad. Manton Plains (just s of Battle Creek 295 Comment
  HSC68235  Grindelia hirsutula J. P. Smith, J. O. Sawyer 1971-5-22 4634 Tehama Immediately N of Jct. of California 36 and 99 Comment
  RSA739608  Grindelia hirsutula var. davyi John Dittes 2003-6-28 2003 -71 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8) 61 Comment
  CAS-BOT-BC231135  Hackelia amethystina R. Bacigalupi 1934-5-29 2406 Tehama Along Paskenta-Covelo Road, near Log Spring Ranger Station, Mendocino National Forest 1706 Comment
  JEPS94593  Hackelia amethystina Vernon Oswald and Lowell Ahart 1997-6-10 8555 Tehama on M2 (23N69) 0.9 mi w junction with M4 (between Sugar Spring and Government Flat campgrounds, between Paskenta and Covelo) 1737 Comment
  SBBG6296  Hackelia californica H. and M. Dearing 1938-6-23 2118 Tehama E of Mineral Comment
  UC1036244  Hackelia micrantha George W. Gillett 1952-7-20 91 Tehama vicinity of Sulphur Works (above highway one mi below hot springs area, slope of Brokeoff andesite); Lassen Volcanic National Park Comment
  UC1019882  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  HSC81942  Hastingsia alba Thomas W. Nelson, Jane P. Nelson 1979-6-25 4878 Tehama Along road from Tedoc Gap to Wells Creek 0.5 miles from Tedoc Gap. 1646 Comment
  CDA42844  Hedypnois cretica L. Ahart, John Dittes 2011-6-9 17462 Tehama On the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. Comment
  CHSC61382  Helenium bigelovii Vernon H. Oswald; Lowell Ahart 1993-8-11 5792 Tehama Lassen Volcanic National Park. N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. At the head of the meadow. 2023 Comment
  JEPS13951  Helianthella californica subsp. nevadensis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5346 Tehama flattish ridge top about 20 mi n Paskenta; Mendocino National Forest 1920 Comment
  CAS-BOT-BC314820  Helianthella californica var. nevadensis Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5346 Tehama About 20 miles north of Paskenta, Mendocino National Forest 1920 Comment
  CAS-BOT-BC314823  Helianthella californica var. nevadensis John Thomas Howell 1960-8-21 36289 Tehama Morgan near Lassen Volcanic Ntional Park 1463 Comment
  JEPS102876  Helianthus bolanderi Vernon H. Oswald 2001-6-5 10041 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  JEPS13906  Helianthus bolanderi Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5361 Tehama 11.3 mi (by road) nw Paskenta (along lumber-truck road) 1097 Comment
  UC54089  Helianthus bolanderi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4399 Tehama near Morgan (Morgan hot springs); Mount Lassen, Mill Creek Canyon 1524 Comment
  UC897532  Helianthus bolanderi Alice Eastwood Aug 22 1912-Aug 26 1912 1799 Tehama Morgans Springs, Lassen Butte Region Morgans Springs Comment
  CDA6536  Helianthus ciliaris Margaret Bellue Apr 1937 Tehama Tyler, 3 1/2 miles from Red Bluff. Near railroad tracks. 0 Comment
  CHSC105651  Heliotropium europaeum Lowell Ahart; John Dittes 2010-10-4 17281 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC107260  Heliotropium europaeum Lowell Ahart; John Dittes 2011-6-9 17471 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  RSA0114937  Heliotropium europaeum Lowell Ahart 2013-8-2 18991 Tehama Gravel on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northeast of Orland. 136 Comment
  UCD119456  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  UCD119457  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  CHSC55666  Hemizonella minima K. R. Stern 1986-5-21 8310 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CAS-BOT-BC313471  Hemizonella minima Alice Eastwood; John Thomas Howell 1941-7-9 9762 Tehama Log Spring Ridge betwen Log Spring and Government Flat Comment
  CHSC102475  Hemizonia congesta subsp. clevelandii L. P. Janeway 2009-6-21 9811 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  CHSC87847  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  CHSC108053  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2011-9-27 10747 Tehama Inner North Coast Ranges. 3.7 air km southwest of Paskenta;along Round Valley Road 1.6 road km north-northeast of Newville Road (Garland Road). 311 Comment
  JEPS118628  Hemizonia congesta subsp. luzulifolia L. P. Janeway 12/IX/2010 10211 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. T Comment
  CHSC62929  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1994-4-6 6084 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC64518  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1995-4-10 6634 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Dales Lake and the w boundary. 213 Comment
  CHSC66482  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CHSC82320  Herniaria hirsuta subsp. hirsuta Lowell Ahart 2002-4-27 9549 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, along the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC102362  Hesperevax acaulis var. robustior L. P. Janeway 2009-3-28 9669 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  JEPS90958 Image available Hesperevax acaulis var. robustior Dean W. Taylor 1993-4-28 13369 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  UC1278031  Hesperevax caulescens B. Crampton 1953-4-29 1153 Tehama about 2 mi n of Vina; US Hwy. 99E Comment
  UCR119004  Hesperevax caulescens Beecher Crampton 1953-4-29 1153 Tehama Sacramento River Valley, 2 miles north of Vina, along US Highway 99E 91 Comment
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Jul 7 2009
  SEINET11844256  Hesperevax caulescens Unknown 1982-1 501 Tehama The Nature Conservancy Vina Plains Preserve, NW of barn 60 Comment
  CHSC77355  Hesperolinon californicum L. P. Janeway; B. Castro, Caroline Warren 1999-6-8 6457 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 365 Comment
  UC762257  Hesperolinon californicum R. F. Hoover 1937-5-19 2287 Tehama 6 mi n Red Bluff Comment
  UC1212494  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4025 Tehama County road to Ball Rock just without boundary of Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC2042793  Hesperolinon micranthum Barbara Ertter with Brad Olson 1991-7-4 10272 Tehama Toomes Camp / Ball Rock Road 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin junction ca. 28 air miles W of Corning Comment
  CHSC48603  Hesperolinon tehamense Vernon Oswald 1986-6-23 2147 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  CHSC78667  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6801 Tehama Inner North Coast Ranges. At Beehive Flat along Road M2 about 11.4 km west of Paskenta. 672 Comment
  CHSC80664  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS101957  Hesperolinon tehamense Dean W. Taylor 1997-5-29 16001 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  UC1212202  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4340 Tehama Ball Mountain road 0.5 mi below junction with Eagle Peak road (one mi within boundary of national forest, nw of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1219 Comment
  CHSC66189  Heterocodon rariflorum Vernon H. Oswald; Lowell Ahart 1996-6-3 7715 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Uncommon in moist places along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  JEPS119870  Heterocodon rariflorum Lowell Ahart 2012-6-2 18152 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS96104  Heterocodon rariflorum Vernon H. Oswald and Lowell Ahart 1996-6-3 7715 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, ca 0.5 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  UC466688  Heteromeles arbutifolia W. P. Taylor 1913-7-27 Tehama 2 mi s South Yolla Bolly Mt. Comment
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Jul 5 2009
  CDA30228  Heterotheca grandiflora J. Dittes 2003-10-22 852 Tehama Northern Sacramento Valley; Ca. 18 air-miles south of Red Bluff, ca. 0.8 air-miles northeast of Tehama, ca. 0.3 air-mile east of the Sacramento River; floodplain on south side of Mill Creek. 0 Comment
  UCSB12805  Heuchera micrantha Dearing, Hugh; Dearing, Margaret 1938-6-25 Tehama 7 mi. W. of Mineral Comment
  CAS-BOT-BC420438  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Tehama North slope of North Yolla Bolly Mt., line of Tehama-Trinity County 1981 Comment
  CHSC48169  Hieracium scouleri var. nudicaule Vernon Oswald 1984-7-9 1563 Tehama Hwy 32, 0.2 mi s-w of Hwy 36. 1417 Comment
  CHSC80598  Hieracium scouleri var. nudicaule Lowell Ahart 2001-6-16 8856 Tehama Dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC65091  Holozonia filipes Vernon H. Oswald; Lowell Ahart 1995-7-31 7165 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6)/ 365 Comment
  CDA15421  Hordeum marinum subsp. gussoneanum G. F. Hrusa, J. Hart 1998-5-1 14438 Tehama Sacramento Valley; Uncommon in colonies on outer edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  CHSC89012  Hordeum murinum A. Peterson 2003-3-29 26 Tehama Hwy 36 about 6 1/2 miles east of Red Bluff. About 1/2 mile east of Hog Lake Plateau. On road edge. 274 Comment
  JEPS113158  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 13753 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS106294  Horkelia californica subsp. dissita Lowell Ahart 2004-6-11 11038 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CAS-BOT-BC143970  Horkelia fusca var. tenella David D. Keck 1930-7-24 964 Tehama Mineral 1525 Comment
  RSA451577  Horkelia tridentata Bonnie C. Templeton 1960-6-14 8493 Tehama Near Mineral. Comment
  UC703137  Horkelia tridentata subsp. tridentata Alice Eastwood and John Thomas Howell 1941-7-9 9734 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  LA47951  Hosackia oblongifolia var. oblongifolia Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC90444  Hydrophyllum occidentale Niall McCarten; Roxanne Bittman 1986-6-16 5425 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  RSA66369  Hydrophyllum occidentale P. A. Munz 1951-7-26 16947 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  HSC93192  Hypericum anagalloides Vernon H. Oswald, L. Ahart 1996-9-4 8249 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36, NE of Red Bluff 183 Comment
  SBBG25922  Hypericum formosum var. scouleri D. Myrick 1966-8-6 1458 Tehama South Yolla Bolly Mtn 2133 Comment
  RSA105384  Ipomopsis aggregata subsp. formosissima G. D. Barbe 1955-8-4 350 Tehama 1/2 mile N of Big Flat. 1524 Comment
  UC117134  Iris hartwegii Mrs. R. M. Austin Jun 1883 291 Tehama Comment
  CAS-BOT-BC88643  Isatis tinctoria B. Crampton 1953-5-1 1204 Tehama Along US Highway 99, 5 miles north of Red Bluff. Comment
  CHSC65908  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-15 7377 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Sacramento Valley. 99 Comment
  CDA42451  Isoetes nuttallii L. Ahart 2004-4-29 10782 Tehama About 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. Comment
  UC1586567  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1991-5-9 4552 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of Bend Bridge over Sacramento River, newly constructed pond ca 0.6 mi ese of entrance kiosk); Paynes Creek Recreation Area 112 Comment
  JEPS58703  Juglans californica var. hindsii Harold Bailey and Virginia Bailey 1938-4-16 Tehama along creek Henleyville Comment
  JEPS110159  Juncus balticus var. balticus Lowell Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CDA39205  Juncus bufonius G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2668 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  CHSC87839  Juncus bufonius var. bufonius Lowell Ahart 2004-6-1 10985 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta. 242 Comment
  JEPS97495  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1995-4-10 6633 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36; along the edge of Inks Creek Rdl betw. Manton Rd. and Dales Lake); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
  CHSC105522  Juncus effusus subsp. pacificus Lowell Ahart; John Dittes 2010-7-17 16864 Tehama On damp red soil, seep, about 20 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  UC569474  Juncus ensifolius H. S. Yates 1936-8-12 6093 Tehama near Mineral Summit; Paynes Creek Quad. 1463 Comment
  CHSC76859  Juncus exiguus L. P. Janeway; B. Castro 1999-8-22 6529 Tehama High North Coast Ranges. Small seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  JEPS95408  Juncus howellii Lowell Ahart 1994-7-24 7520 Tehama about 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road; Yellow Pine Forest); ; <coords. cont.: SE 1/4> 1645 Comment
  CHSC102647  Juncus laccatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  UC1464630  Juncus leiospermus var. leiospermus Lowell Ahart 1979-5-10 Tehama 16 mi w Red Bluff (along Hwy 36) Comment
  RSA67178  Juncus mertensianus Phillip A. Munz, I. M. Munz 1951-7-25 16847 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  UC1019532  Juncus mertensianus Louise Kellogg 1952-7-11 19 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC54231  Juncus orthophyllus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4349 Tehama near Morgan; Mount Lassen 1524 Comment
  JEPS106084  Juncus oxymeris Lowell Ahart 2004-6-11 11034 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC112023  Juncus patens David Toren; Carl Furrer 2002-9-3 2106 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  CHSC65750  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-3 7296 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In pools and drainages on the N side of the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  SEINET11787695  Juncus uncialis Unknown 1982-1 886 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  UCD142846  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  SBBG122903  Juncus usitatus B. Ertter 2003-7-20 18254 Tehama Wild Cat Rd between Manton Rd and Battle Crk, NE of Red Bluff 326 Comment
  CHSC80485  Juncus xiphioides Caroline Warren; Julie Cunningham, Heidi West 1998-5-14 Tehama Vicinity of upper North Fork Stony Creek. 243 Comment
  HSC86366  Juniperus californica J. O. Sawyer, B. Bingham 1985-4-16 4277 Tehama Along Hwy. 36, 8 mi. E of Shasta-Tehama Co. line at Budden Canyon Comment
  JEPS27193  Juniperus californica W. L. Jepson 1929-9-30 15337 Tehama 14 mi ne of Red Bluff (and 11 mi ne of U S 99-E, at the junction of the rd. to Manton with that to Paynes Creek); Dales Station 182 Comment
  LA16776  Juniperus californica C. B. Wolf; 1934-10-5 6163 Tehama 8 mi E of Red Bluff on road to Payne's Creek 243 Comment
  UCR164306  Juniperus californica Maile Neel 2000-4-29 H- 2 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  UCR164509  Juniperus californica Maile Neel 2000-4-29 H- 4 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  UCR3624  Juniperus californica Frank C. Vasek 1964-8-4 640804- 12 Tehama 33 mi NW of Red Bluff & 0.2 mi south of Hwy 36 on Vestal Road. Comment
  CHSC55287  Keckiella breviflora var. glabrisepala L. P. Janeway 1991-6-15 4020 Tehama Battle Creek Wildlife Area. Ca 1 1/2 mi east of the Sacramento River. Steep north-facing slope above Battle Creek. 129 Comment
  UCSB61649  Kickxia elatine Ertter, Barbara; Neese, Elizabeth; Fujii, Laura 1989-10-21 Tehama S Side of NW arm of Black Butte Lake; W of Orland 152 Comment
  CHSC41053  Koeleria phleoides Pauleen Broyles 1982-4-28 477 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UC903283  Koeleria phleoides Ethel Crum 1932-5-9 1446 Tehama se Red Bluff; se of Red Bluff 91 Comment
  CAS-BOT-BC340509  Lactuca serriola John Thomas Howell 1960-8-20 36244 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC37543  Lagophylla glandulosa J. D. Jokerst 1981-4-21 1314 Tehama One-quarter mile N of Butte County line, Howard Wurlitzer Ranch, ca 100 met N of Barber Lane, 1.0 mi E of Meridian Rd. Comment
  CHSC40524  Lagophylla glandulosa Pauleen Broyles 1982-6-24 764 Tehama The Nature Conservancy Vina Plains Preserve. Just e of irrigation ditch. 66 Comment
  CHSC51999  Lagophylla glandulosa Howard Wurlitzer 1979-5-18 Tehama Howard Wurlitzer Ranch, N of Barber Rd., S of Pine Crl 100 Comment
  CHSC64692  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1995-5-16 6734 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between borrow pit and Manton Rd. 219 Comment
  CHSC77539  Lagophylla glandulosa Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  CHSC83093  Lagophylla glandulosa Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10008 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  JEPS75354  Lagophylla glandulosa Todd and Virginia Keeler-Wolf 1975-8-25 657 Tehama ca. 1/2 mi se of Patton Mills on Toomes Camp Rd.; Yolla Bolly Mts. 853 Comment
  UC717971  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi e Rosewood ((22 mi w of Red Bluff), near jct. of Cottonwood road) 213 Comment
  CHSC48172  Lagophylla minor Vernon Oswald 1986-4-1 1063 Tehama Round Valley Rd. (M4) 0.7 mi e of Bennett Creek. Roadside. 731 Comment
  JEPS19935  Lagophylla minor W. L. Jepson 1899-4-25 Tehama Stivers' Ranch, w Tehama County Comment
  JEPS102880  Lagophylla ramosissima Lowell Ahart 2001-6-14 8835 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and W sides of road M2, ca 8 miles W of Paskenta. 609 Comment
  UC1618415  Lagophylla ramosissima Barbara Ertter 1991-9-2 10779 Tehama 2.8 mi w of Log Spring Creek (15 air mi wsw of Paskenta, Round Valley - Paskenta Road (Rt M4), sw Tehama County); Rt M4 1524 Comment
  CHSC40568  Lasthenia californica Pauleen Broyles 1983-4-14 884 Tehama The Nature Conservancy Vina Plains Preserve. Just w of barn. 60 Comment
  HSC90016  Lasthenia californica Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 25 Tehama Hwy. 36, 3 mi. E of Road A-5 229 Comment
  JEPS97212  Lasthenia californica subsp. californica Vernon H. Oswald and L. Ahart 1995-4-3 6560 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  CHSC55187  Lasthenia fremontii L. P. Janeway 1991-4-11 3882 Tehama Battle Creek Wildlife Area. Tablelands on the south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  CAS-BOT-BC352762  Lasthenia fremontii L. E. Smith 1915-4-24 s.n. Tehama Red Bluff Comment
  CHSC65945  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-23 7426 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Located W of Hog Lake. 262 Comment
  CHSC83308  Lasthenia glaberrima Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of Garland Road (Newville Road) and North Fork Stony Creek. 198 Comment
  CHSC102241  Lasthenia gracilis L. P. Janeway; B. Castro 2009-4-25 9771 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  JEPS10006  Lasthenia gracilis W. L. Jepson 1899-4-27 Tehama Salt Gulch Yallo Bally Mountains, Greasewood Hills Comment
  RSA614439  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy 99W, 6 miles S of Corning. Comment
  UC1363817  Lasthenia platycarpha Robert Ornduff 1958-4-20 4917 Tehama just s Red Bluff (on both sides of Paskenta Road opposite airport) Comment
  CHSC88530  Lathyrus angulatus Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. 259 Comment
  UC1608314  Lathyrus polyphyllus Brad Penkala 1990-6-6 121 Tehama 0.5 air mi ne Stuart Gap (along Forest Service Rd 28N36); Shasta-Trinity National Forests, Yolla Bolla Ranger Dist. 432 Comment
  UCD35954  Lathyrus sulphureus Beecher Crampton 1953-4-30 1185 Tehama Tehama County.: NW part of county, 10 miles east of Beegum. Comment
  JEPS94811  Layia chrysanthemoides Vernon Oswald and Lowell Ahart 1998-4-27 8982 Tehama Vestal Road 3.8 mi s of Highway 36 between Red Bluff and Platina; Vestal Road 365 Comment
  CHSC31085  Layia fremontii Thomas Chastain 1980-4-12 19 Tehama Ca. 9.8 km s of Henleyville and 13.9 km n of Black Butte Dam. 134 Comment
  CHSC64340  Layia fremontii Vernon H. Oswald; Lowell Ahart 1995-3-19 6532 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e fence ca. halfway between Inks Creek Rd. and the s tip of the reserve. 207 Comment
  CHSC66105  Layia fremontii Vernon H. Oswald; Lowell Ahart 1996-4-29 7490 .2 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Cluster of pools N of the farm pond located on the S boundary. 103 Comment
  JEPS97465  Layia fremontii Vernon H. Oswald and L. Ahart 1995-3-19 6532 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  SEINET11447716 Image available Layia fremontii C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 48 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site Comment
  HSC85766  Layia fremontii R. Earing, C. Cavanaugh, C. Collins 1987-3-28 31 Tehama 10 mi. E of Red Bluff. Rte. 36, mile marker 51 Comment
  SEINET10839205  Layia fremontii Mary Susan Taylor 1975-4-18 Taylor 489 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  CHSC84585  Leersia oryzoides Lowell Ahart; John Dittes 2003-9-17 10607 Tehama On the south side of a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS99019  Legenere limosa Carol W. Witham 1993-5-10 469 Tehama 12 air mi NE of Red Bluff; Dales Lake along Manton Road (County Road A6) 1.5 road mi N of junction with Highway 36 213 Comment
  JEPS116017  Lemna minuta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16341 Tehama In a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9 1493 Comment
  CHSC86543  Lepechinia calycina L. P. Janeway 2003-6-14 7837 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  UCD18750  Lepidium nitidum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 43 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  HSC27266  Lepidium nitidum J. P. Smith 1972-3-23 5099 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  CHSC88817  Lepidium nitidum var. nitidum Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  JEPS122040  Lepidium strictum Lowell Ahart, John Dittes 2014-5-16 19497 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  RSA93127  Leptosiphon androsaceus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskenta between 9 and 10 miles Posts. Comment
  CHSC34408  Leptosiphon bicolor Steven Azevedo 1980-4-2 12 Tehama 1 mi. nw of Paskenta, 1/2 mi. sw of road along edge of reservoir. Pasture. 304 Comment
  CHSC87310  Leptosiphon bicolor Lowell Ahart 2004-4-29 10801 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  CHSC65673  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1996-3-18 7232 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. Bluffs overlooking the Sacramento River ca. 1.25 mi downstream from the mouth of Paynes Creek. 182 Comment
  CHSC78883  Leptosiphon bolanderi Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley and Newville Road (Garland Road). 280 Comment
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  UCD80627  Leptosiphon pygmaeus CNPS SN Foothill Team 2006-4-5 SNFN 0439 c Tehama Wurlitzer Ranch (private). 211 Comment
  RSA66631  Lesquerella occidentalis P. A. Munz 1951-7-26 16925 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  UC1037360  Lesquerella occidentalis subsp. occidentalis Douglas Barbe 1955-7-16 183 Tehama e ridge leading to summit of South Yolla Bolly Mountain (Mt. Linn) (western Tehama County); ridge leading to summit South Yolla Bolly Mt. (Mt. Linn) 2286 Comment
  CHSC66840  Lessingia nana Vernon H. Oswald 1996-8-22 8241 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. On the south bank of the creek ca. 0.3 mi east of the west boundary. 103 Comment
  CAS-BOT-BC341756  Lessingia nana David D. Keck 1932-7-7 1723 Tehama Red Bluff, at south city limits 95 Comment
  CHSC77736  Lessingia nemaclada B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 262 Comment
  CHSC78809  Lessingia nemaclada Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  JEPS102866  Lessingia nemaclada Lowell Ahart 2001-6-16 8846 Tehama South of the dirt road, ca 5 miles W of Highway 32, W of Soda Springs Campground, ca 5 miles (air) W of Butte Meadows. 1082 Comment
  RSA201461  Lessingia nemaclada John T. Howell 1960-7-24 36003 Tehama 10 miles northeast of Red Bluff Comment
  UC1287423  Lessingia nemaclada Willard Spence 1960-9-7 622 Tehama on South Lanes Valley Road 0.7 mi n Paynes Creek (Paynes Creek is ne of Red Bluff) 563 Comment
  UC1287455  Lessingia virgata Willard Spence 1962-7-25 727 Tehama along route 36 4 mi n junction of Rt. 99E and 36 (ne of Red Bluff) Comment
  JEPS22444  Leucanthemum vulgare W. L. Jepson 1927-6-24 12336 Tehama Battle Creek Meadows 1463 Comment
  UC2014181  Leucanthemum vulgare Ellen Dean, M. Starbuck, D. H. S. Madrigals 2010-8-29 6870 Tehama Tehama County: Western edge of Lake Almanor off Hwy 89. Comment
  UCD113878  Leucanthemum vulgare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6870 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CAS-BOT-BC436027  Ligusticum grayi Alice Eastwood 1912-8-22 1897 Tehama Lassen Butte Region: Battle Creek meadows Comment
  RSA67184  Lilium pardalinum Philip A. Munz 1951-7-25 16856 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  JEPS62039  Lilium washingtonianum subsp. washingtonianum Joseph Grinnell 1928-7-4 Tehama near Mineral 1524 Comment
  CHSC102448  Limnanthes alba subsp. alba L. P. Janeway; B. Castro 2009-4-25 9768 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC67475  Limnanthes alba subsp. alba James D. Jokerst 1983-5-7 1737 Tehama Wurlitzer Ranch on the banks of Zimmershed Creek ca. 0.7 mi E of Meridian Rd. in area of old house site shown on USGS map. Adjacent to creek. 103 Comment
  CHSC65965  Limnanthes alba subsp. versicolor Vernon H. Oswald; Lowell Ahart 1996-4-23 7441 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In flood channels of Paynes Creek just downstream from the power line at this location. 147 Comment
  CHSC88835  Limnanthes alba subsp. versicolor Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 50 yds south of Little Antelope Creek on Powerline Road. UTM: 10 0589525 E, 4446210 N. 532 Comment
  CHSC53965  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4548 Tehama Hog Lake on the west side of Hwy 36, 3.8 miles southwest of Dales. 268 Comment
  HSC93928  Limnanthes douglasii subsp. striata A. Miles, M. Malle, B. Gibbs 1999-4-17 17 Tehama Hwy. 36, 20 m from road 300 Comment
  CHSC28727  Limnanthes floccosa subsp. floccosa Robert A. Schlising 1979-4-1 3350 Tehama In fields between Zimmershed and Pine Creeks, just north of Butte County line. In pools. Comment
  CHSC57818  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1992-4-21 4904 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi (odometer) E of Hwy. 99, ca. 10 mi (air) E of Red Bluff. 289 Comment
  CHSC79770  Limnanthes striata L. Snyder; B. Redfern, A. de Knijf 1999-4-17 44 Tehama Hwy 36 bu Tedoc Gap Road. 540 Comment
  CHSC105942  Limosella acaulis Lowell Ahart; John Dittes 2010-7-17 16844 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC41099  Limosella acaulis Pauleen Broyles 1982-5-17 621 Tehama Just s of Lassen Rd. 60 Comment
  JEPS58257  Linanthus bolanderi W. L. Jepson 1899-4-25 20921 Tehama Stivers' Ranch, w Tehama County Crane Creek Comment
  UC980575  Linanthus bolanderi Milo S. Baker 1953-4-26 12540 Tehama 5 mi w Paskenta (along road of Crane Lumber Co., at an elevation slightly higher than at Paskenta) Comment
  JEPS58314  Linanthus ciliatus Jos. Grinnell 1927-6-16 Tehama Battle Creek Meadow 1524 Comment
  CHSC65658  Linanthus dichotomus Shaun E. Sims 1995-4-22 17 Tehama Ca. 3 mi se Eagle Peak. 320 Comment
  CHSC77772  Linanthus dichotomus B. Castro; L. P. Janeway 1999-3-25 865 Tehama About 16 air miles SW of Red Bluff, vicinity of The Narrows of Red Bank Creek, on W-facing slope overlooking small drainage. 323 Comment
  UC1586547  Linanthus dichotomus Vernon H. Oswald and Lowell Ahart 1991-4-16 4503 Tehama 2.0 mi n Colyear Springs Rd. (Red Bank Rd, n of Paskenta) 286 Comment
  RSA0004840  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-11-1 7438 Tehama Along Forest Service road 27N12. 3 miles from junction with road 27N13. 1677 Comment
  UC455670  Linanthus parviflorus unknown May 1905 327 Tehama Manton Middle Coast Comment
  SEINET7067158  Linanthus pygmaeus A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral on Route 36. Coordinate datum: NAD27. Comment
  SEINET7073573  Linanthus pygmaeus A. G. Vestal 1955-5-19 s.n. Tehama About 2.1 miles north of Paynes Creek Post Office. UTM Zone 10, 591541mE, 4468861mN. Coordinate datum: NAD27. Comment
  CDA6364  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17615 Tehama Opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  JEPS77792  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama Mineral, Scenic Avenue, at house opposite w end of school yard Mineral; , Scenic Avenue Comment
  CHSC116218  Lindernia dubia var. anagallidea Lowell Ahart; John Dittes 2015-6-22 20257 Tehama Drying strand of a man made pond, about 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  UCD32624  Linum Beecher Crampton 1954-6-16 1996 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  CHSC7035  Lithophragma bolanderi H. Alger 1969-4-19 20 Tehama East bank of Hooker Rd, 2.5 mi ne of Hooker Creek Rd. 152 Comment
  CHSC88512  Lithophragma bolanderi Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UC1002633  Lithophragma campanulatum Milo S. Baker and H. K. Wagnon 1953-7-12 12859 Tehama county road 5.1 mi beyond Whitlock Camp (West Tehama County); beyond Witlock Camp 1828 Comment
  CHSC65974  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald; Lowell Ahart 1996-4-23 7434 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along HWY. 36 NE of Red Bluff. Common on the brushy north-facing slope of Paynes Creek Canyon near the power line and the N end of the Jeep Trail 167 Comment
  UC639140  Lithophragma parviflorum var. trifoliatum L. Wohletz 1933-4-1 Tehama canyon wall Los Molinos River Los Molinos River; Los Molinos River canyon wall Comment
  JEPS102780  Lithospermum californicum Lowell Ahart 2001-6-16 8863 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  UC1601688  Lithospermum californicum C. M. Wilder 1912-6-23 Tehama Deer Creek 762 Comment
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Jul 6 2009
  JEPS103262  Logfia filaginoides Lowell Ahart 2002-4-27 9542 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  UCD80058  Logfia filaginoides CNPS SN Foothill Team 2005-5-10 SNFN 0163 c Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC80341  Logfia gallica Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Julie Cunningham 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 243 Comment
  CHSC82310  Logfia gallica Lowell Ahart 2002-4-27 9543 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC96655  Logfia gallica Lowell Ahart 2007-5-8 13760 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS122124  Logfia gallica Lowell Ahart, John Dittes 2014-5-17 19510 -A Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  UC1732948  Logfia gallica Kay H. Beach, Frank Gould 1940-5-16 643 Tehama vicinity of Red Bluff. Comment
  CHSC88949  Lolium multiflorum A. Peterson 2003-4-19 61 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  JEPS95684  Lolium multiflorum Vernon H. Oswald and L. Ahart 1995-4-10 6628 Tehama ca. 1 mi n of Dales Station; Cascade Range Foothills. Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC41055  Lolium perenne Pauleen Broyles 1982-6-14 735 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  CHSC66026  Lolium temulentum var. leptochaeton Vernon H. Oswald 1996-5-13 7559 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N bank of the creek just E of the W boundary of the reserve. 103 Comment
  OBI54956  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  CHSC59663  Lomatium caruifolium var. denticulatum Joseph M. DiTomaso 1976-3-28 373 Tehama 1 1/2 miles north of Butte County line on Highway 99. Comment
  JEPS97209  Lomatium caruifolium var. denticulatum Vernon H. Oswald and L. Ahart 1995-4-3 6565 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  UC1586617  Lomatium caruifolium var. denticulatum Vernon H. Oswald and Lowell Ahart 1991-5-9 4551 Tehama ca. 6.5 mi. n. Red Bluff (ca. 1.5 mi. n.e. of Bend Bridge over Sacramento R., Paynes Creek Rec. Area, ca. 1000 ft. s.e. of s.e. corner of large pond at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UC698027  Lomatium caruifolium var. denticulatum J. F. Gates Clarke 1944-4-7 Tehama W side of US Hwy 99, 1.75 mi S of the northern boundary of Tehama Co. Comment
  UCD150875  Lomatium caruifolium var. denticulatum Joseph M. DiTomaso 1976-3-28 373 Tehama 1.5 miles north of Butte County line on Highway 99. Comment
  UCD112026  Lomatium dasycarpum Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  RSA592518  Lomatium dasycarpum subsp. tomentosum S. O. Mattoon 1970-4-12 5 Tehama Highway 36, 11.5 miles west of I-5 at Redbluff Coast Range Mountains 305 Comment
  SEINET13944516 Image available Lomatium humile W. A. Weber, Lewis S. Rose 1953-1 8466 Tehama Sandy rolling hills, 2 mi S of Cottonwood, alt. 400 ft 122 Comment
  CHSC105998  Lomatium macrocarpum B. Castro; L. P. Janeway 2000-4-21 1090 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 300 ft west of Black Rock and north of Ponderosa Way. Just off trail, on short basalt side-ridge at top of steep bank above creek. 649 Comment
  UC923171  Lomatium macrocarpum Freed W. Hoffman 1950-7-2 3274 Tehama 2 mi. n. White Rock Ranger Station; w. Tehama Co. 1524 Comment
  JEPS17153  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-30 14284 Tehama Red Bluff Comment
  JEPS17155  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-25 14286 Tehama Stiver's Ranch, Crane Creek Comment
  UC1440334  Lomatium marginatum var. marginatum Bert G. Brehm 1968-4-7 2920 Tehama about 23 mi SW of Red Bluff (2.7 mi W on Colyear Road past junction with Mountain Road; Site 13) Comment
  UC735033  Lomatium marginatum var. purpureum Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3203 Tehama near Bennett Spring; Inner Coast Ranges 762 Comment
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Jul 19 2009
  CDA38453  Lomatium utriculatum L. P. Janeway, B. Castro 2000-4-21 6675 Tehama High Cascade Range; North side of Mill Creek, at Black Rock Campground, 0.3 km west of Black Rock and Ponderosa Way. Comment
  CHSC66469  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1996-5-20 7585 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  CHSC96615  Lomatium utriculatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13614 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  CHSC80628  Lonicera interrupta Lowell Ahart 2001-6-8 8768 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS88327  Lonicera interrupta Vernon H. Oswald and Lowell Ahart 1996-5-20 7571 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along intermittent stream n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  JEPS75779  Lonicera involucrata var. ledebourii Todd and Virginia Keeler-Wolf 1971-7-16 216 Tehama 1/2 mi nw Shell Mountain; Yolla Bolla Mountains 1889 Comment
  SEINET10543635  Lotus David B. Dunn 1971-8-15 Dunn 18178 Tehama 22 mi eof jct of hwy 36 and hwy 99 on 36 in digger pine and yellow pine road to Lassen natl park. Comment
  UC1553477  Lotus crassifolius E. Dean 1988-6-10 30 Tehama ridge ne Stuart Gap (and n of Beegum Creek, along Rd 28N10) Comment
  RSA700503  Lotus nevadensis L. P. Janeway 2001-6-10 7148 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. 1515 Comment
  JEPS55551  Lotus oblongifolius var. oblongifolius W. L. Jepson 1927-6-23 12321 Tehama few mi w Morgan Springs 1584 Comment
  CHSC105216  Lotus purshianus var. purshianus Lowell Ahart; John Dittes 2010-7-19 16899 Tehama Along the poor road, about 10 yards northwest of the poor road crossing, on the west side of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  JEPS106051  Lotus purshianus var. purshianus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11208 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  RSA794946  Lotus purshianus var. purshianus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16314 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  RSA32860  Lotus unifoliolatus A. A. Heller 1937-8-20 16170 Tehama Near the Eastern end of Deer Creek Meadows. Comment
  CHSC59185  Ludwigia palustris Vernon H. Oswald 1992-9-9 5203 Tehama Lassen Volcanic National Park. Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. 2042 Comment
  NY15911  Lupinus A. A. Heller 1940-5-28 15673 Tehama Along the railroad 2 miles south of Los Molinos. Lower Sonoran Life Zone Comment
  RSA424769  Lupinus Aaron Liston, M. Blumler 1987-4-24 654 -19 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  RSA624906  Lupinus Jeffrey Huber 1971-6-10 278 Tehama 18 mi. E. of Red Bluff on Calif. Hwy. 36. 549 Comment
  UC1053445  Lupinus affinis Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3128 Tehama along road to Paskenta 3 1/2 mi nw Newville (western Tehama County); nw of Newville Comment
  JEPS65218  Lupinus albicaulis W. L. Jepson 1899-4-30 4 t Tehama Red Bluff Comment
  CHSC105852  Lupinus albifrons var. albifrons B. Castro; L. P. Janeway 2000-4-21 1084 Tehama High Cascade Range. North side of Mill Creek 1.3 mi east of Black Rock and Ponderosa Way. 716 Comment
  CDA27369  Lupinus albifrons var. collinus L. Ahart, Vernon Oswald 2001-5-7 10008 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC80548  Lupinus albifrons var. collinus Vernon H. Oswald; Lowell Ahart 2001-5-7 10008 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC64528  Lupinus bicolor Vernon H. Oswald; Lowell Ahart 1995-4-10 6627 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the fence and Manton Rd. on top of the roadcut just s of Inks Creek Rd. 213 Comment
  JEPS64989  Lupinus bicolor W. L. Jepson 1899-4-25 3 t Tehama Stiver's Ranch Crane Creek Hills, Stiver's Ranch Comment
  CDA14471  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4206 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 0 Comment
  RSA437369  Lupinus bicolor subsp. bicolor Aaron Liston, M. Blumler 1987-4-24 654 -18 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CAS-BOT-BC8324  Lupinus formosus var. robustus Amos Arthur Heller 1940-5-1 15572 Tehama Cone Ranch, along US Hwy 99E, several miles E of Red Bluff Comment
  RSA66366  Lupinus latifolius subsp. latifolius Philip A. Munz 1951-7-26 16954 Tehama 0.5 mile east of Square Lake, north slope of South Yolla Bolly Mountain. 2134 Comment
  CHSC44204  Lupinus latifolius var. latifolius Vernon Oswald 1988-7-12 3568 Tehama Ides Cove Loop Trail (9Wo4), South Yolly Bolly Mts, n side of Square Lake. 2121 Comment
  CHSC88583  Lupinus lepidus var. lobbii L. P. Janeway 2001-6-10 7140 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  UCD21111  Lupinus nanus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 287 Tehama Inks Creek Ranch site. Comment
  CHSC108071  Lupinus obtusilobus B. Castro; L. P. Janeway 2000-6-11 1292 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  CHSC64706  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1995-4-25 6694 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Localized population in upland on the s side of the intermittent stream coming from the borrow pit, between Pool 19 and pile of powerline insulators. 207 Comment
  CHSC65761  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-8 7327 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Locally abundant on an open, grassy plateau on the E side of Paynes Creek N of its mouth on the Sacramento River. 106 Comment
  CHSC65732  Lupinus polycarpus Vernon H. Oswald; Lowell Ahart 1996-4-3 7279 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Common in grassy upland on the N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  RSA105345  Lupinus sellulus subsp. ursinus Douglas Barbe 1955-7-16 201 Tehama On east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2317 Comment
  UCD109631  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama immediately south of very tall telephone communications tower along freeway, 2.5 miles south of Liberal Avenue exit to Corning, U.S. Highway 99W. Comment
  HSC89672  Lupinus vallicola subsp. apricus Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-1 18 Tehama Hwy. 36 about 11 mi. E of Sacramento River in Red Bluff 274 Comment
  CHSC56348  Luzula cascadensis K. R. Stern 1986-5-21 8254 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  UCR265768  Luzula cascadensis Peter F. Zika 2012-7-14 25983 Tehama North Coast Range Highlands, Yolla Bolly Nountains, bank of Route 35, 0.5 road miles northwest of junction with Forest Service Road 27N13, 1.5 air mi southeast of Rat Trap Gap 1665 Comment
  HSC14131  Luzula comosa Louise Kellogg 1952-7-11 20 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  CHSC55570  Luzula macrantha L. P. Janeway 1991-4-18 3906 Tehama Battle Creek Wildlife Area. Mid-slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 149 Comment
  CHSC59183  Lythrum hyssopifolia Vernon H. Oswald 1992-9-29 5219 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  UC1949290  Lythrum hyssopifolia Barbara Ertter with Brad Olson 1991-7-5 10315 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC77601  Lythrum tribracteatum B. Castro; H. West 1999-6-1 944 Tehama About 21 air miles W of Orland, vicinity of Newville, Salt Creek and N. Fk Stony Creek. 201 Comment
  CHSC111023  Lythrum tribracteatum R. A. Schlising 2012-9-24 4475 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 17). 67 Comment
  CHSC77546  Madia citriodora Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Dry Creek. 274 Comment
  JEPS101297  Madia elegans Dean W. Taylor 1997-7-24 16148 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CHSC92791  Madia elegans subsp. vernalis John Dittes; Josephine Guardino 2005-5-11 1107 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC64949  Madia exigua Vernon H. Oswald; Lowell Ahart 1995-7-12 7053 Tehama High North Coast Ranges. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. Roadside. 1341 Comment
  JEPS102854  Madia exigua Lowell Ahart 2001-6-14 8829 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  UCSB63891  Madia exigua Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  RSA724883  Madia glomerata L. Ahart 2006-8-15 13198 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  RSA789721  Madia gracilis J. R. Shevock, David W. Isle 1985-6-22 11269 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  RSA90464  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama 5 miles west of Paskenta in burned area in foothills along logging road. Comment
  CHSC101992  Malacothrix floccifera J. Lacey 1982-4-13 296 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC64953  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1995-7-12 7013 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  CHSC68575  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1997-5-14 8428 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  UC2027197  Malacothrix floccifera Anthony Baniaga 2011-7-23 457 Tehama Lassen National Forest. On decomissioned 27N02, before it forks to spurs. Onion Butte quadrangle Comment
  RSA90790  Malacothrix floccifera Milo S. Baker 1953-5-9 12592 Tehama Logging road 6 miles west of Paskenta Comment
  RSA91146  Malacothrix floccifera Milo S. Baker 1953-5-10 12648 Tehama Logging road 8 miles west of Paskenta Comment
  HSC59069  Malva nicaeensis Thomas Wood 1979-4-29 137 Tehama 9.6 mi. N of Tehama-Vina Rd. on Hwy. 99, 0.2 mi. S of Bray St. 76 Comment
  CHSC83074  Malvella leprosa Lowell Ahart 2002-11-5 10016 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  HSC7021  Marah fabacea L. T. Gault 1964-3-24 15 Tehama 0.5 mi. W of Los Molinos on Sacramento River Comment
  CHSC75382  Marrubium vulgare Ben Myhre 1997-4-14 25 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC71134  Marsilea Doris Kildale Gillespie 1930-5-9 9267 Tehama 10 miles east of Red Bluff on Susanville road Comment
  CHSC66103  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-4-29 7500 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. On the northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve (Collected ca. 0.3 mi E of the W boundary). 102 Comment
  CHSC113265  Matricaria discoidea Lowell Ahart; John Dittes 2014-5-16 19475 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC96682  Matricaria discoidea Lowell Ahart 2007-5-8 13716 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  HSC27269  Matricaria discoidea J. P. Smith 1972-3-23 5106 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  CHSC77337  Medicago lupulina L. P. Janeway; B. Castro 1999-6-14 6464 Tehama Along south side South Fork Cottonwood Creek. 310 Comment
  CHSC55220  Medicago praecox L. P. Janeway 1991-4-18 3899 Tehama Battle Creek Wildlife Area. Tablelands on south side of an above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CAS-BOT-BC271128  Melica aristata J. M. Tucker; L. K. Mann 1959-7-18 3539 Tehama South Yolla Bolly Mountain 1920 Comment
  CHSC64583  Melica californica Vernon H. Oswald; Lowell Ahart 1995-4-10 6639 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the n boundary approaching the w end of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC102311  Melica californica var. californica L. P. Janeway; B. Castro 2009-4-25 9754 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC68835  Melica geyeri Vernon Oswald; Lowell Ahart 1997-6-10 8554 Tehama Between Paskenta and Covelo on M2 (23N69) 0.9 mi west of its junction with M4, between Sugar Spring and Government Flat campgrounds. 1737 Comment
  JEPS95128  Melica geyeri Vernon Oswald and Lowell Ahart 1997-6-10 8554 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat Campgrounds Covelo; between Paskenta and Covelo on M2 1737 Comment
  UCD87381  Melica harfordii Beecher Crampton 1954-6-16 1995 Tehama Crane Mills logging road, 3 miles south of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1676 Comment
  RSA66675  Melica stricta P. A. Munz 1951-7-26 16937 Tehama East slope of South Yolla Bolly Peak. 2317 Comment
  UCD88482  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  CHSC67320  Melica torreyana James D. Jokerst 1983-5-10 1753 Tehama Wurlitzer Ranch E of Meridian Rd., top of bluff that is the S bank of Zimmershed Creek where the flow changes from S to W. 103 Comment
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CDA34199  Mentha pulegium L. Ahart, J. Dittes 2010-7-17 16849 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. Comment
  CHSC65108  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-31 7160 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  CHSC68955  Mentzelia dispersa Vernon Oswald; Lowell Ahart 1997-7-7 8668 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  UC1023447  Mentzelia dispersa Milo S. Baker and H. K. Wagnon 1953-7-12 12825 Tehama 1.3 m above Whitlock camp (in open forest) 1341 Comment
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  CAS-BOT-BC429096  Micranthes odontoloma John Thomas Howell 1960-8-19 36128 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  CAS-BOT-BC429097  Micranthes odontoloma Milo S. Baker 1926-8-21 294 - '26 Tehama Near Sulphur Springs - 9 1/2 mi. from Mineral 2072 Comment
  CHSC59693  Micropus californicus Thomas J. Hart 1984-3-24 11 Tehama Ca. 50 m e of the intersection of Lincoln Ave. and Tehama Vina Road, Los Molinos. 72 Comment
  CHSC118049  Micropus californicus var. californicus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 194 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  JEPS16185  Micropus californicus var. californicus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 a Tehama 8 mi ne of Flourney; Paskenta Rd. Comment
  CAS-BOT-BC348430  Micropus californicus var. californicus Doris Kildale Gillespie 1930-5-9 9284 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  SEINET11807873  Micropus californicus var. californicus Unknown 1983-1 885 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC40579  Microseris acuminata Pauleen Broyles 1982-4-23 453 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CDA15857  Microseris douglasii G. F. Hrusa, J. Hart 2000-4-8 15302 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  JEPS36164  Microseris douglasii subsp. douglasii R. F. Hoover 1937-5-19 2250 Tehama near Vina Comment
  UC1949315  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  UC468886  Microseris douglasii subsp. tenella W. L. Jepson Tehama South Yolla Bolly Comment
  CHSC78812  Microseris elegans Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC53974  Microsteris gracilis Vernon H. Oswald 1991-4-8 4486 Tehama The Nature Conservancy's Vina Plains Preserve, Main Unit. In a slight depression ca. 200ft west of the barn. 64 Comment
  CHSC87945  Mimetanthe pilosa Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UC1239058  Mimulus Freed W. Hoffman 1950-6-30 3710 Tehama 8 mi w Paskenta; North Coast Ranges Comment
  UC998330  Mimulus Milo S. Baker and H. K. Wagnon 1953-7-11 12814 Tehama along logging road between 9 mi post and 10 mi post 762 Comment
  JEPS87952  Mimulus cardinalis Barbara Ertter 1991-9-2 10789 Tehama 9 air mi wsw of Paskenta (Round Valley-Paskenta Road (Rt M4), 12.2 mi w of Newville Road jct, sw Tehama County); Round Valley-Paskenta Road 1219 Comment
  CDA11958  Mimulus douglasii G. F. Hrusa 1989-4-1 5907 Tehama North Coast Ranges; Hwy 36 approx. 1/2 way between Red Bluff and Wildwood. Comment
  JEPS5589  Mimulus glaucescens W. L. Jepson 1934-5-4 16625 Tehama 2 mi e Andrews road sta.; Big Antelope Creek 76 Comment
  JEPS88453  Mimulus glaucescens Vernon H. Oswald and Lowell Ahart 1996-4-23 7442 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills,Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Paynes Creek just downstream from the power line at this location. 147 Comment
  UC1211921  Mimulus glaucescens John H. Weiler, L. Constance, E. Molseed 1960-6-12 60149 Tehama 33 mi ne Chico (on road to Butte Meadows, 10 mi w of Jonesville) Comment
  UC1731083  Mimulus glaucescens Dean W. Taylor 1997-6-6 16029 Tehama Pine Creek; at the 1860 ft contour, 566 Comment
  UC1731247  Mimulus glaucescens Dean W. Taylor 1997-6-18 16075 Tehama ca 0.5 mi s, on Ponderosa Way Chapman Gulch (ca 4 mi s Hwy 36, above culvert in dirt rd); CaRF 960 Comment
  UCD96127  Mimulus glaucescens Dena Grossenbacher; Brian Green 2008-5-6 818 Tehama Cone Grove Park on banks of Antelope Creek just north of the park. 86 Comment
  UC1019550  Mimulus guttatus Louise Kellogg 1952-7-16 62 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
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Jun 21 2009
  HSC65722  Mimulus guttatus S. Harris, B. Ferguson, M. Smith, M. Moble 1980-5-3 Tehama 0.5 mi. SSW of BM1797 on rd. 29N15 610 Comment
  RSA519043  Mimulus guttatus Barbara J. Ertter 1989-5-3 8238 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side of Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  UC886211  Mimulus guttatus Frank W. Gould 1938-6-6 466 Tehama near Tehama-Plumas county line (on highway 89) 1524 Comment
  UCD35956  Mimulus kelloggii Beecher Crampton 1953-5-1 1187 Tehama 1.5 miles south of Payne Creek. Comment
  HSC74969  Mimulus layneae J. P. Smith, Thomas W. Nelson 1979-6-24 10180 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  JEPS115399  Mimulus moschatus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16329 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area b 1493 Comment
  RSA724885  Mimulus moschatus L. Ahart 2006-8-15 13194 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  UC2062570  Mimulus nanus var. mephiticus Belinda Lo with Kellie Eldridge 2017-7-25 349 Tehama TEHAMA COUNTY: Shasta-Trinity National Forest, northwest of McGee Camp and near road 10W66. Comment
  RSA0114938  Mimulus pilosus Lowell Ahart 2013-8-2 18990 Tehama On the south bank of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  CHSC117165  Mimulus pulsiferae Lowell Ahart; John Dittes 2016-6-22 21040 Tehama On thewestside of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 m ile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  JEPS126587  Mimulus pulsiferae Lowell Ahart, John Dittes 2016-6-22 21040 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  UC1001338  Mimulus tilingii Louise Kellogg 1952-7-18 85 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC117166  Mimulus torreyi Lowell Ahart; John Dittes 2016-6-22 21028 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  UC1557994  Mimulus torreyi Barbara Ertter 1989-5-3 8439 Tehama Deer Creek Rd (Rt 32) at milepost 12.00 (e side of creek 20 air mi sw of Chester); Deer Creek 975 Comment
  UCD23443  Mimulus torreyi R. Tofsrud 1949-6-1 7 Tehama Highway 36 near Paynes Creek. Gleason Burn Plot. Comment
  JEPS88502  Mimulus tricolor Vernon H. Oswald and Lowell Ahart 7425 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Pool W of Hog Lake. 262 Comment
  RSA704007  Minuartia californica Daphne K. Christopher, Hannah Stevens, M. Bibbo 2003-4-20 218 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  SEINET7073569  Minuartia californica A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  UCD80212  Minuartia californica CNPS SN Foothill Team 2006-3-27 SNFN 0310 Tehama TNC Easement Denny Ranch. Located 100 m north of SNFN0309. 213 Comment
  JEPS102490  Minuartia cismontana Vernon H. Oswald and Lowell Ahart 2001-5-7 10010 Tehama Forest Road 26N15 4.9 mi W of Hwy 32, between Soda Springs and Cohasset Ridge 1072 Comment
  CHSC65929  Minuartia douglasii Vernon H. Oswald; Lowell Ahart 1996-4-15 7382 .1 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On meander plain ca. 0.3 mi E of the lane. 100 Comment
  CHSC91015  Minuartia douglasii David W. Isle 1995-5-2 1054 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  JEPS108819  Minuartia douglasii Lowell Ahart 2006-5-5 12574 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 548 Comment
  HSC4082  Minuartia nuttallii Louise Kellogg Jul 1952 22 Tehama Mendocino National Forest, rocky point near road near Squaw Camp and Pole Corral on Boswell Ridge, directly S of S Yolla Bolly Mtn. 2134 Comment
  CHSC61416  Minuartia nuttallii subsp. gracilis Vernon H. Oswald; Lowell Ahart 1993-8-18 5834 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. 2490 Comment
  CAS-BOT-BC181095  Minuartia nuttallii var. gregaria P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  JEPS75815  Mitella pentandra Todd and Virginia Keeler-Wolf 1971-7-27 392 Tehama 1/8 mi w Kingsley Lake; Yolla Bolly Mountains 2011 Comment
  JEPS6228  Mitella trifida Milo S. Baker and H. K. Wagnon 1954-7-10 12983 Tehama ca 20 mi nw Paskenta (slightly e of county rd.) 1828 Comment
  CHSC84603  Mollugo verticillata Lowell Ahart; John Dittes 2003-9-17 10585 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CAS-BOT-BC222060  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near the Sulphur Works entrance to Lassen Volcanic National Park Comment
  SEINET3996424 Image available Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain; ca. 75 feet below the summit 2443 Comment
  LA47659  Monardella odoratissima subsp. pallida J. M. Tucker; L. K. Mann 1959-7-19 3549 Tehama 75 ft below the summit, South Yolla Bolly Mountain 2442 Comment
  CDA40786  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range; 5.1 km southeast of Turner Mountain, along Road 29N48; top of very steep southwest slope into inner canyon of Mill Creek above Big Bend . Comment
  CHSC87846  Monardella villosa subsp. villosa Lowell Ahart 2004-6-11 11018 Tehama Open area, northwest side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 553 Comment
  UC1873688  Montia fontana Barbara Ertter with Brad Olson 1993-5-15 11816 a Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  UC1594611  Montia linearis Vernon H. Oswald and Lowell Ahart 1992-5-6 4937 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between the hwy and fence line) immediately s of Wilson Lake Rd. (County Rd 769, Forest Rd 29N63)) 1484 Comment
  CHSC117731  Montia parvifolia Lowell Ahart 2016-6-22 21038 Tehama About 30 yards south of the fish ladder on Deear Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC97422  Montia parvifolia Robert Fischer 2006-5-6 1017 Tehama Chico. Sierra Nevada foothills, ca. 6 milles west of Hwy. 32, along county road 27N08 at old bridge crossing Deer Creek. 853 Comment
  CHSC102666  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16345 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N, R4E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  JEPS106252  Muhlenbergia filiformis Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11190 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  UCD86586  Muhlenbergia filiformis Milo S. Baker 1940-8-14 9814 Tehama Trail to Cherry Lake north of Government Flat. Comment
  OBI20198  Muhlenbergia rigens J. M. Crawford 1956-9-15 1 Tehama Soil Vegetation Survey Project. Calif Forest and Range Experiment Station. T26N R6W sec 18 in Grizzley Crk, Quad 31 D-4 305 Comment
  CHSC117640  Myriophyllum aquaticum Lowell Ahart; John Dittes 2016-8-25 21316 Tehama In a small pond, southeast of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS97339  Nama lobbii Vernon H. Oswald and L. Ahart 1995-7-17 7096 Tehama T29N R4E NE1/4 SE1/4 Sec. 8, 5840 ft, High Cascade Range, transition to Red Fir Forest, volcanic soils. Forest Road 29N22 2.2 mi W of Hwy. 89, ca. 2.5 mi SSE of the SW corner of Lassen Volcanic National Park 1780 Comment
  UC1019888  Nassella cernua Milo S. Baker and H. K. Wagnon 1953-5-9 12669 Tehama above logging road near 6 mi post (w of Paskenta) Comment
  RSA93478  Nassella lepida H. K. Wagnon s.n. Tehama 6 mi west of Paskenta along logging road Comment
  CHSC80310  Nassella pulchra B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1185 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek. 335 Comment
  RSA756871  Nassella pulchra Barbara Ertter 1990-5-12 8933 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  UC971762  Navarretia capillaris Milo S. Baker 1935-6-26 8096 Tehama along highway from Mineral at Child's Meadows near cabin; Child's Meadows along highway from Mineral Comment
  CHSC61433  Navarretia divaricata subsp. divaricata Vernon H. Oswald; Lowell Ahart 1993-8-18 5845 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. On the edge of a meadow draining into Canyon Creek. 2200 Comment
  JEPS101682  Navarretia divaricata subsp. divaricata Dean W. Taylor 1997-7-18 16134 Tehama Ball Rock 1981 Comment
  CHSC41025  Navarretia heterandra Pauleen Broyles 1982-5-10 567 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  CHSC80409  Navarretia heterandra C. Warren; J. Marr, J. Cunningham 1998-5-11 Tehama Vicinity of Williams Butte, Thomes Ck and Garland/Round Valley Rd. 274 Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  UCD21115  Navarretia heterandra Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 291 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0585167; 4416230. Comment
  UCD80644  Navarretia heterandra CNPS SN Foothill Team 2005-6-7 SNNR 0166 Tehama TNC, Dye Creek Preserve. 471 Comment
  RSA756866  Navarretia intertexta subsp. intertexta Barbara Ertter, James R. Shevock 1992-6-14 11152 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town). 610 Comment
  HSC75047  Navarretia leptalea J. P. Smith, Thomas W. Nelson 1978-7-22 10044 Tehama Shasta-Trinity National Forest, Tedoc Gap 1372 Comment
  UCD39791  Navarretia leucocephala (C. R?) Bell 1950-5-1 720 Tehama 8 miles N.E. of Flournoy, S.W. Tehama County in Sacramento Valley. Comment
  OBI11319  Navarretia leucocephala R. F. Hoover 1968-5-29 11134 Tehama 4 miles SE of Vina Comment
  SEINET12326995  Navarretia leucocephala L. J. Newsum 1984-1 9 Tehama Haille Rd., 1/8 mi W off Hwy 99, 15 mi N of Chico 61 Comment
  SEINET9337880  Navarretia leucocephala Unknown 1999-4-29 15035 Tehama Coyote Creek Conservation Area Comment
  UCD48531  Navarretia leucocephala Amelie C. Blyth 1950-7-16 3 Tehama Roadside meadow about 5 miles east of Childs Meadow, on Highway 36 and 89, Tehama County, California. Comment
  CHSC78885  Navarretia leucocephala subsp. leucocephala Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  RSA704006  Navarretia leucocephala subsp. leucocephala Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 219 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  UC2042991  Navarretia leucocephala subsp. leucocephala Barbara Ertter with Brad Olson 1993-5-15 11790 Tehama Jellys Ferry Road ca. 6 miles NNE of Interstate Highway 5 north of Red Bluff. Comment
  JEPS70392  Navarretia leucocephala subsp. minima W. L. Jepson 1938-6-10 18967 Tehama 9 mi n Orland (s Tehama Co); Sourgrass Creek 76 Comment
  JEPS81062  Navarretia linearifolia subsp. pinnatisecta J. P. Smith and T. W. Nelson 1978-7-22 10044 Tehama Tedoc Gap Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  CHSC102240  Navarretia pubescens L. P. Janeway 2009-4-21 9807 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC66033  Navarretia pubescens Vernon H. Oswald 1996-5-13 7556 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the meander plain of the creek ca. 0.3 mi E of the W boundary of the reserve. 100 Comment
  HSC1655  Navarretia pubescens Larry Berti 1969-5-9 77 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC54107  Navarretia subuligera Vernon H. Oswald 1991-5-20 4602 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  CHSC55141  Navarretia tagetina L. P. Janeway 1991-5-11 3948 Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC64721  Navarretia tagetina Vernon H. Oswald; Lowell Ahart 1995-5-9 6710 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected near the nw end of the Old Hwy. Pool. 219 Comment
  HSC1778  Navarretia tagetina Larry Berti 1969-5-9 82 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UC2031484  Navarretia tagetina Barbara Ertter with Brad Olson 1991-7-5 10297 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  UC526149  Navarretia tagetina John Thomas Howell 1934-6-17 12235 Tehama near Cottonwood Comment
  CHSC107233  Navarretia viscidula Lowell Ahart; John Dittes 2011-6-9 17455 Tehama On both sides of poor a dirt road, sand dune area, 2.2 miles (air) east of Highway 99, 3.5 miles (air) north of Vina. 88 Comment
  UC1281947  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama 1 mi e Paskenta (along the road, ridge above Thomes Creek) Comment
  UCD80646  Navarretia viscidula CNPS SN Foothill Team 2005-5-26 SNFN 0328 b Tehama BLM, Hog Lake/Paynes Creek, off Spring Road in the BLM's Battle Creek Recreation Area; plot is located north across the road from a target shooting area. 195 Comment
  UC1111588  Navarretia viscidula Herbert L. Mason 1947-5-18 14791 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  CHSC105497  Nemacladus capillaris Lowell Ahart; John Dittes 2010-7-17 16867 Tehama On dry red bare rocky soil, near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  UC703090  Nemacladus capillaris Alice Eastwood and John Thomas Howell 1941-7-9 9723 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  JEPS13025  Nemacladus montanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5354 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  CHSC86565  Nemophila heterophylla Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  CHSC93471  Nemophila heterophylla Lowell Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 576 Comment
  JEPS3211  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-1 2185 Tehama overgrazed hills 5 mi sw Paskenta (Inner North Coast Ranges); , sw of Paskenta 365 Comment
  CHSC65741  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1996-4-3 7287 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Growing in gravel on the edge of the intermittent stream ca. 0. 2 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC67229  Nemophila pedunculata James D. Jokerst 1981-2-23 1243 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  UC1949211  Nemophila pedunculata Barbara Ertter with Brad Olson 1991-7-6 10403 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  JEPS103387  Nuttallanthus texanus Lowell Ahart 2002-4-27 9553 Tehama 10 yds NW of the cattle guard, NW of where road is wide enough to park, W side of dirt road that leads to tower, E of Road M2, 8 mi W of Paskenta 609 Comment
  CHSC40846  Odontostomum hartwegii Pauleen Broyles 1982-5-4 526 Tehama Near Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC64734  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1995-4-25 6693 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 198 Comment
  CHSC71061  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1998-5-14 9042 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. 274 Comment
  JEPS62081  Odontostomum hartwegii W. L. Jepson 1932-5-9 16341 Tehama 2 mi. n.e. Red Bluff 103 Comment
  JEPS94242  Odontostomum hartwegii Vernon Oswald and Lowell Ahart 1998-5-14 9042 Tehama Highway 36 w of Red Bluff 1.3 mi w of Cannon Road; Highway 36 274 Comment
  UC1004187  Odontostomum hartwegii W. A. Weber and Lewis S. Rose 1953-5-23 8465 Tehama 2 mi. s. Cottonwood 121 Comment
  CDA39391  Odontostomum hartwegii S. T. Ancell 1960-5-17 s.n. Tehama Child s Ranch, Battle Creek, west of Manton. 0 Comment
  CDA39395  Odontostomum hartwegii H. L. Foote 1960-4-22 s.n. Tehama Highway 36, ca. 20 miles east of Red Bluff. 0 Comment
  RSA757035  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  RSA99681  Odontostomum hartwegii W. A. Weber, L. S. Rose 1953-5-23 8465 Tehama 2 miles south of Cottonwood. 122 Comment
  UC903225  Odontostomum hartwegii Ethel Crum 1932-5-9 1431 Tehama 10 mi. s.e. Red Bluff (tributary of Red Bank Creek); North Coast Ranges 304 Comment
  SEINET13943276 Image available Olea europaea W. A. Weber, Lewis S. Rose 1953-1 8469 Tehama widely cultivated, vicnity of Corning; 250 ft alt. 76 Comment
  CHSC44833  Orcuttia pilosa J. D. Jokerst; R. A. Schlising 1982-5-27 1583 Tehama W of Highway 99, N of Broyles Road, S of Lassen Road. Vernal pool. Comment
  CHSC52885  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-3 829 Tehama Central Valley. Vina Plains, 0.2 miles N of the Tehama-Butte county line and 1.9 miles SSW of the intersection of Highway 99 and Rowles Road. Vernal pool. 57 Comment
  CHSC52894  Orcuttia pilosa R. D. Stone 1986-8-24 805 Tehama Central Valley. TNC Vina Plains Preserve, N pasture 0.5 miles S of Lassen Road and 1.7 miles ESE of its intersection with Highway 99. Vernal pool. 67 Comment
  JEPS84168  Orcuttia pilosa R. D. Stone 1986-7-19 761 Tehama w pasture 0.1 mi s Lassen Road (0.6 mi e of its intersection with Hwy 99); Central Valley, TNC Vina Plains Preserve 67 Comment
  UCD21122  Orcuttia pilosa Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 297 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584456; 4416102. Comment
  SEINET4080561  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CHSC64826  Orcuttia tenuis Vernon H. Oswald 1995-6-4 6824 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of Dales Lake (collected at the SW corner). 213 Comment
  CHSC83241  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. In vernal pond. Comment
  HSC102899  Orcuttia tenuis J. P. Smith 2014-5-28 13853 Tehama Hog Lake, along State Route 36 264 Comment
  JEPS112695  Orcuttia tenuis Dean W. Taylor 1990-8-11 11450 Tehama Dales Lake, 207 Comment
  JEPS84154  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 842 Tehama 1.4 mi nne Dales (0.15 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 210 Comment
  JEPS88168  Orcuttia tenuis Vernon H. Oswald and Lowell Ahart 1996-7-8 7976 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on receding margins of ne side of Hog Lake, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 265 Comment
  SEINET4080552  Orcuttia tenuis L. M. Boykin, P. M. Hall 2003-1 Tehama Comment
  JEPS124051  Oreostemma alpigenum var. andersonii Lowell Ahart, John Dittes 2015-8-5 20435 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  SEINET2442115  Oreostemma alpigenum var. andersonii David Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Highway 89. 0.8 miles S of Lassen Volcanic National Park southern boundary. Lodgepole pine-red fir forest with meadows. Comment
  CAS-BOT-BC500196  Orobanche fasciculata John Thomas Howell 1955-6-12 30311 Tehama Flood bed of Dibble Creek, 1.5 mi N of Red Bluff 91 Comment
  CAS-BOT-BC500197  Orobanche fasciculata John Thomas Howell 1960-8-19 36136 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  UC55246  Osmorhiza berteroi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4408 b Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1010360  Osmorhiza berteroi Milo S. Baker and H. K. Wagnon 1953-6-21 12779 Tehama logging road w Paskenta (about 15 mi post or 4000 ft elevation) 1219 Comment
  UCD80011  Osmorhiza chilensis CNPS SN Foothill Team 2005-6-8 SNNR 0185 a Tehama USFS Lassen National Forest, above Antelope Creek. 420 Comment
  UC54312  Osmorhiza occidentalis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4408 a Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC64955  Packera greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7028 .1 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  HSC70137  Packera greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4463 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  HSC81954  Packera greenei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4879 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC66224  Panicum acuminatum var. acuminatum Vernon H. Oswald; Lowell Ahart 1996-6-3 7694 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CAS-BOT-BC110605  Parnassia cirrata C. R. Quick 1950-9-5 50 -46 Tehama Deer Creek Road between Chico and Lassen Peak. Comment
  JEPS82504  Paronychia ahartii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6290 Tehama about 2 mi w Kirkwood (and about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  JEPS86518  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-5 1501 Tehama ca 3.7 air km n confluence of Paynes Creek and De Haven Gulch drainage (se side of ne-draining lower portion of dry creek, tributary to unnamed sw-draining creek, 23 air km ne of Red Bluff); n of confluence of Paynes Creek and De Haven Gulch drainage 185 Comment
  JEPS88455  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-4-8 7326 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on the e side of Paynes Creek n of its mouth on the Sacramento River, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  JEPS90771  Paronychia ahartii Glenn L. Clifton with Roy E. Buck 1990-4-6 20671 Tehama near Shasta County line (Sacramento Valley, Battle Creek); Sacramento Valley, Battle Creek 292 Comment
  SEINET4855735  Paronychia ahartii John Thomas Howell 1955-6-12 30307 Tehama 8.5 mi S of Corning. Comment
  CHSC88236  Paspalum dilatatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CHSC66593  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1996-7-8 7971 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the NE margin of Hog Lake. 265 Comment
  SBBG2718  Pectiantia breweri H. and M. Dearing 1938-6-26 2116 Tehama 17 mi E of Mineral Comment
  CHSC88522  Pectocarya pusilla Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC37545  Pedicularis attollens T. B. Devine 1976-8-3 350 Tehama Growing in meadow beside unimproved road from Hwy 36 to Wilson Lake, ca. 1/4 mi W of Wilson Lake. 1584 Comment
  CHSC27555  Pedicularis densiflora W. K. Cheechov 1978-3-24 2 Tehama Ca. 25 ft w of Pettyjohn Rd. 2.6 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 219 Comment
  CHSC80562  Pedicularis densiflora Vernon H. Oswald; Lowell Ahart 2001-5-7 10002 Tehama Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  SJSU5828  Pedicularis densiflora D. L. Wilson 1970-4-18 Tehama Little Giant Mill Rd 1 mi SE of its junction with Hwy 20 between Paynes Cr & Mineral 1066 Comment
  CAS-BOT-BC69329  Pellaea brachyptera Alice Eastwood; John Thomas Howell 1941-7-9 9795 Tehama Government Flat Comment
  CHSC39814  Pellaea mucronata Maxey-Jones 1928-4-15 Tehama Antelope Creek. Comment
  HSC1073  Pellaea mucronata Larry Berti 1968-6-15 Tehama 200 yards above the dam on Antelope Cr. Comment
  CHSC49022  Penstemon anguineus Vernon Oswald 1986-6-18 2123 Tehama Round Valley Rd. (M4) 37.7 mi w of Paskenta. 1584 Comment
  CHSC87332  Penstemon azureus var. azureus Lowell Ahart 2004-4-29 10804 A Tehama About 1/4 mile north of an unnamed lake, along the Nomalaki Trail, about 1 mile by trail northwest of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 476 Comment
  RSA93500  Penstemon heterophyllus subsp. purdyi Milo S. Baker, H. K. Wagnon 1953-5-30 12725 Tehama A few miles out of Corning towards Paskenta. Comment
  CHSC87020  Penstemon heterophyllus var. heterophyllus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 304 Comment
  CHSC105905  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-8-23 1034 F Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  UC1238955  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-7-2 2447 Tehama Platina-Redding Road about 1 mi e Platina Junction; North Coast Ranges, e of Platina Junction 670 Comment
  NY604520  Penstemon laetus var. leptosepalus W. W. Eggleston 1911-7-17 7280 Tehama Potato Patch, Deer Creek Canyon 1210 Comment
  CHSC95159  Penstemon neotericus R. D. Fischer 2005-9-10 845 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. Plant growing along road 6.8 miles from Hwy 32, west side of Deer Creek. 1371 Comment
  JEPS102781  Penstemon neotericus Lowell Ahart 2001-6-16 8847 Tehama On the south side of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  NY627270  Penstemon neotericus G. W. Gillett 1953-8-16 337 Tehama Near Diamond Peak 2209.8 Comment
  RSA79093  Penstemon neotericus E. K. Balls, Percy C. Everett 1952-10-14 18207 Tehama 0.5 mi SE of jct of hwys 89 and 36, on road from Mineral to Chester. 1677 Comment
  RSA66672  Penstemon newberryi subsp. berryi Philip A. Munz 1951-7-26 16933 Tehama North slope of South Yolla Bolly Pk. 2348 Comment
  UC887191  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama on Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows 1371 Comment
  CHSC61680  Penstemon purpusii Vernon H. Oswald; Lowell Ahart 1993-9-2 5916 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2438 Comment
  CHSC79214  Penstemon purpusii L. P. Janeway 2000-6-29 6842 Tehama High North Coast Ranges. Along South Yolla Bolly Trail about 1350 m from the Ides Cove Trailhead, about 1500 m east-southeast of Mt. Linn. 2110 Comment
  JEPS17594  Penstemon purpusii Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5313 Tehama just at base of (+/- 60 ft, below) rocky summit Ovenlid (summit of ridge 5 1/2 mi e of South Yollo Bolly Mountain); e of South Yollo Bolly Mountain, summit of Ovenlid 1981 Comment
  NY640957  Penstemon purpusii R. C. F. Bacigalupi 1955-7-16 5313 Tehama Just at base of (± 60 ft, below) rocky summit of Ovenlid, summit of ridge 5.5 miles east of South Yollo Bolly Mountain 1981.2 Comment
  JEPS11466  Penstemon rydbergii var. oreocharis Jos. Grinnell 1928-6-11 Tehama Mineral 1524 Comment
  UC696717  Penstemon rydbergii var. oreocharis David D. Keck 1930-7-24 961 Tehama Mineral Sierra Nevada, Mineral 1525 Comment
  HSC65819  Penstemon speciosus C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 87 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  CHSC60295  Perideridia bolanderi subsp. bolanderi Mary Ann Showers 1992-6-26 2569 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  UCD80012  Perideridia kelloggii CNPS SN Foothill Team 2005-6-6 SNNR 0210 c Tehama TNC Dye Creek Preserve. The stand is located northwest of where Ballard Springs road crosses the first seasonal creek past Rim Road. 374 Comment
  CHSC64816  Perideridia oregana Vernon H. Oswald 1995-6-4 6820 Tehama Dales Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the e fenceline near the s tip of reserve. 207 Comment
  JEPS89894  Perideridia parishii subsp. latifolia Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11445 Tehama Wilson Lake Cascade Mts., Childs Meadows 7 1/2 Quad. 1985 ed., Wilson La 1606 Comment
  CHSC48662  Persicaria amphibia Vernon Oswald 1984-7-16 1594 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC66203  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1996-6-3 7722 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  HSC90019  Petrorhagia dubia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 26 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 Comment
  CHSC78852  Phacelia distans Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC88923  Phacelia egena Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road. UTM: 10 0591017 E, 4451392 N. 473 Comment
  JEPS2171  Phacelia egena W. L. Jepson 1934-5-4 16627 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
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Jul 16 2009
  CHSC48468  Phacelia hastata subsp. compacta Vernon Oswald 1986-7-24 2233 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  UCD120513  Phacelia hastata subsp. compacta J. M. Tucker; L. K. Mann 1959-7-19 3546 Tehama At summit, South Yolla Bolly Mountain. 2465 Comment
  CHSC61426  Phacelia hydrophylloides Vernon H. Oswald; Lowell Ahart 1993-8-11 5789 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  HSC101443  Phacelia imbricata A. Miles, M. Malle, B. Gibbs 1999-4-17 16 Tehama Hwy. 36, Beegum Gorge 430 Comment
  RSA105329  Phacelia mutabilis Milo S. Baker, H. K. Wagnon 1954-7-11 12996 Tehama Logging road near Reservoir of Howell s Camp in edge of forest. 1829 Comment
  CHSC61427  Phacelia procera Vernon H. Oswald; Lowell Ahart 1993-8-11 5796 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  CHSC90452  Phacelia procera Niall McCarten 1986-6-16 5432 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  JEPS101551  Phacelia purpusii Dean W. Taylor 1997-6-18 16077 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36 960 Comment
  JEPS102776  Phacelia purpusii Lowell Ahart 2001-6-16 8855 Tehama On south side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS112911  Phacelia purpusii Dean W. Taylor 1997-6-6 16025 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  JEPS118629  Phacelia tanacetifolia B. Castro, L. P. Janeway 2000-4-22 1095 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.5 mi northwest of Black Rock; south-facing slope overlooking Mill Creek. Barkley Mountain 7.5' quad. Comment
  UC1127352  Philadelphus lewisii P. L. Johannsen 1936-8-26 995 Tehama 1 1/4 mi ne jctn. Rattlesnake and Deer Creeks; Lassen National Forest, Paynes Creek Quadrangle Comment
  UC1183422  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama ca. 1/2 mi e Ides Cove (rivulet above the road, se side of South Yolla Bolly Mountain); se side South Yolla Bolly Mountain, e of Ides Cove 2103 Comment
  UCD89346  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  HSC75379  Phlox diffusa J. O. Sawyer, K. A. Sawyer 1980-6-18 3446 Tehama S of N Yolla Bolly Peak. 2348 Comment
  JEPS71081  Phlox gracilis W. L. Jepson 1932-5-9 16329 Tehama Paskenta 304 Comment
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Jul 1 2009
  HSC71878  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5858 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  CDA22372  Phoradendron densum Vernon H. Oswald & Lowell Ahart 1998-4-27 8981 Tehama Vestal Road at ATT fiber optics cable post 8/113, 6.1 miles south of Highway 36 between Red Bluff and Platina. Comment
  HSC95138  Phoradendron serotinum subsp. macrophyllum Chris Lee 2002-4-7 10 Tehama Hog Lake, Hwy. 36 NE of Red Bluff Comment
  CHSC88278  Phyla nodiflora var. rosea Lowell Ahart 2004-6-28 11143 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CAS-BOT-BC60745  Physaria occidentalis John Thomas Howell 1960-8-19 36202 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mountain. 2804 Comment
  UCD80721  Physocarpus capitatus CNPS SN Foothill Team 2005-6-28 SNNR 0506 Tehama USFS, Lassen National Forest, along Antelope Creek. 690 Comment
  JEPS97381  Pilularia americana Vernon H. Oswald and Lowell Ahart 1995-4-3 6569 Tehama 14 mi NE of Red Bluff (W side of Manton Rd(A6)1.5 mi N of Dales Station on Hwy 36; NE corner of reserve, unimproved rd betw the airstrip and the W boundary; W of old hwy); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  UCSB23622  Pinus balfouriana Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama West of summit of Mt. Linn, South Yolla Bolly Mtns. 2438 Comment
  CHSC9729  Pinus jeffreyi Nancy Mosman 1971-7-17 102 Tehama Abundant along e side of Hwy 32 ca. 1.5 mi s of Chester. 1524 Comment
  HSC1535  Pinus ponderosa S. J. Hawks 1965-5-8 51 Tehama 5 mi. W of Mineral on Hwy. 36 Comment
  NY62284  Pinus ponderosa W. W. Eggleston 1911-7-22 7341 Tehama 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
  CHSC65076  Piperia transversa Vernon H. Oswald; Lowell Ahart 1995-7-12 7011 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.1 mi S of Hwy. 36. 1066 Comment
  CHSC65720  Plagiobothrys austiniae Vernon H. Oswald; Lowell Ahart 1996-4-3 7282 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. (Collected along the intermittent stream just E of the dirt lane along the W side of the parcel). 103 Comment
  JEPS88482  Plagiobothrys austiniae Vernon H. Oswald and Lowell Ahart 1996-4-3 7282 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along intermittent stream just e. of dirt lane along w. side of parcel, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS68016  Plagiobothrys canescens W. L. Jepson 1899-4-30 21140 Tehama Red Bluff Comment
  RSA485318  Plagiobothrys canescens C. B. Wolf 1937-5-16 8694 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  CHSC113336  Plagiobothrys canescens var. canescens Lowell Ahart 2014-5-8 19441 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  HSC74964  Plagiobothrys cognatus J. P. Smith, Thomas W. Nelson 1979-6-24 10185 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  SBBG6334  Plagiobothrys cognatus H. and M. Dearing 1938-6-22 2082 Tehama Deer Crk 1219 Comment
  UCD18747  Plagiobothrys fulvus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 40 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  CHSC3931  Plagiobothrys fulvus var. campestris D. F. Johnson 1967-3-9 5 Tehama 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC67184  Plagiobothrys greenei James D. Jokerst 1980-4-13 576 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. In drainage. Comment
  RSA502358  Plagiobothrys greenei Wm. Taylor, Rexford E. Palmer 1987-4-23 8935 Tehama Oat Creek, 0.3 miles west from Paskenta Road 149 Comment
  CAS-BOT-BC231014  Plagiobothrys hispidulus John Thomas Howell 1943-8-8 19193 Tehama Anthony Peak Comment
  CHSC40694  Plagiobothrys leptocladus Pauleen Broyles 1982-4-15 417 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch where it crosses under Hwy 99. 60 Comment
  CHSC96669  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 13717 Tehama On both sides of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  JEPS113144  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 13717 Tehama On both sides of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  JEPS122041  Plagiobothrys nothofulvus Lowell Ahart, John Dittes 2014-5-16 19472 Tehama About 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  JEPS68103  Plagiobothrys nothofulvus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo road 6 mi w Paskenta Comment
  HSC1969  Plagiobothrys nothofulvus Larry Berti 1969-3-15 21 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  RSA794947  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16310 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  JEPS97230  Plagiobothrys shastensis Vernon H. Oswald and L. Ahart 1995-4-25 6696 Tehama Dales Lake ER. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  RSA120925  Plagiobothrys shastensis Milo S. Baker 1953-5-30 12679 Tehama Logging road west of Paskenta ca. 5 miles. Comment
  CHSC96649  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2007-5-8 13732 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS97222  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald and L. Ahart 1995-4-3 6555 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  JEPS68142  Plagiobothrys tenellus W. L. Jepson 1934-5-5 16632 Tehama Beegum, w Tehama Co. Beegum Comment
  CDA15858  Plantago elongata G. F. Hrusa, J. Hart 2000-4-8 15303 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  UC1586597  Plantago elongata Vernon H. Oswald and Lowell Ahart 1991-5-9 4556 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, on the n side of a newly constructed pond, ca 0.5 mi se ot the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UCD18748  Plantago elongata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 41 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  CHSC55232  Plantago erecta L. P. Janeway 1991-4-11 3888 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  RSA714824  Plantago erecta Daisie Huang 2006-4-15 6041507 Tehama Manton Rd. 204 Comment
  RSA66994  Platanthera leucostachys Philip A. Munz 1951-7-25 16881 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
  JEPS88413  Platanus racemosa Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7261 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau, flood plain of Pa 152 Comment
  CHSC102480  Platystemon californicus L. P. Janeway 2009-3-28 9665 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC78681  Platystemon californicus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC102232  Plectritis ciliosa subsp. ciliosa L. P. Janeway; B. Castro 2009-4-25 9735 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  JEPS5142  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama near Crane Creek (Stiver's Ranch); Stiver's Ranch Comment
  JEPS94148  Plectritis ciliosa subsp. ciliosa Vernon Oswald and Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  CHSC57527  Plectritis macrocera B. G. Clark 1987-4-6 16 Tehama South side of Hogsback Rd 3.8 mi east of Hwy 99. Approx 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  JEPS88436  Plectritis macrocera Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7267 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on s. side of Paynes Creek, n.e. corner Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  CHSC87361  Poa annua Lowell Ahart 2004-4-29 10784 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CAS-BOT-BC254786  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, 0.25 miles W of Howell camp 1892 Comment
  CAS-BOT-BC254787  Poa bolanderi John Thomas Howell 1960-8-18 36105 Tehama Lassen Volcanic National Park, Sulphur Works Checking Station 2011 Comment
  HSC10639  Poa bolanderi C. R. Ball 1932-7-23 658 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  UCD32619  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Tehama County, Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  UCD90661  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama north-central part of county. Ellis Ranch. Comment
  UCD80595  Poa howellii CNPS SN Foothill Team 2005-6-30 SNNR 0452 b Tehama USFS Lassen National Forest, Ishi Wilderness, on ridge leading S from Lassen Trail. 1000 Comment
  CHSC55647  Poa pratensis K. R. Stern 1986-5-21 8312 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  UC149651  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4344 Tehama near Morgan (Mill Creek Canyon); Mt Lassen 1524 Comment
  UCD90247  Poa secunda Milo S. Baker 1943-8-8 10659 Tehama Anthony Peak. 2072 Comment
  CHSC35637  Poa secunda subsp. secunda R. E. Preston 1982-4-4 221 Tehama Along jeep trail, ca. 3/4 mi s of Salt Creek Saddle on Round Valley Rd, ca. 4 mi w of Newville. 390 Comment
  CHSC77635  Poa secunda subsp. secunda Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  UCD90491  Poa secunda subsp. secunda A. A. Beetle 1942-5-19 3290 Tehama Near Cold Fork. Cold Fork Experimental Plot. Comment
  SEINET11689125  Poa tenerrima Unknown 1982-1 440 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 70 Comment
  UCD21112  Pogogyne douglasii Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 288 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW005. Comment
  HSC93480  Polanisia dodecandra subsp. trachysperma G. Fred Hrusa 1996-8-17 13511 Tehama Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, adjacent to Hwy. 5 200 Comment
  JEPS87876  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama on n side of Humboldt Road w of bridge across Butte Creek (e of the intersection of Skyway (Bull Hill Road) and Humboldt Road, Butte Meadows); Butte Meadows, w of bridge across Butte Creek 1325 Comment
  RSA718206  Polemonium occidentale L. Ahart 2006-7-25 13069 Tehama About 20 yards W of the poor trail (cow trail?). About 1/2 mile N of where the dirt road crosses Colby Creek. About 2 air miles SE of Colby Mtn. About 5 air miles NE of Butte Meadows. 1565 Comment
  CHSC80675  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC55729  Polygonum aviculare K. R. Stern 1986-5-21 8306 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
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Jul 6 2009
  JEPS127107  Polygonum aviculare subsp. depressum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21370 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  JEPS88279  Polygonum aviculare subsp. neglectum Vernon H. Oswald and Lowell Ahart 1996-6-3 7698 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek, at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CAS-BOT-BC109126  Polygonum bidwelliae R. C. Barneby; J. T. Howell 1954-5-14 11483 Tehama 9 miles east of Paynes Creek. 1005 Comment
  CHSC66057  Polygonum bidwelliae Vernon H. Oswald 1996-5-6 7510 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi N of the gravel road and 0.2 mi W of the Jeep Trail. 213 Comment
  RSA141266  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.35 miles south of Manton Comment
  RSA767836  Polygonum bidwelliae L. Ahart, John Dittes 2010-7-17 16865 Tehama South aspect on the north side of 'Initial Gulch,' about 1000 feet south of the pond, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 768 Comment
  UCSB63928  Polygonum bidwelliae Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama Hog Lake Plateau, BLM parcel along Hwy. 36 NE of Red Bluff: T28N R3W SE'/4 SW' Sect. 13; ca. 0.2 mi N of the gravel road and 0.2 mi W of the Jeep Trail 213 Comment
  JEPS50506  Polygonum bistortoides Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  JEPS87928  Polygonum bistortoides Barbara Ertter, Brad Olson 1991-7-6 10399 Tehama ca 1 mi s Ball Rock (Rocky Cabin meadow, 1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  UC54223  Polygonum bistortoides H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4331 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC102447  Polygonum bolanderi L. P. Janeway 2009-6-21 9818 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  UCD80669  Polygonum bolanderi CNPS SN Foothill Team 2005-6-29 SNNR 0439 Tehama USFS, Lassen National Forest. 1007 Comment
  CAS-BOT-BC414609  Polygonum douglasii John Thomas Howell 1960-8-20 36214 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC414612  Polygonum douglasii Catherine Best 1992-7-14 1389 Tehama At the edge of the Mendocino Pass Road near the Mendocino Co. Tehama Co. line Comment
  CHSC117580  Polygonum douglasii Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21362 Tehama Dry area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  JEPS127111  Polygonum douglasii Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21362 Tehama About 50 yards south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  JEPS87930  Polygonum douglasii subsp. johnstonii Barbara Ertter, Brad Olson 1991-7-6 10400 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  JEPS108945  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-9-9 13265 Tehama On dry bare rocky soil, dry open flat, about 30 yards east of Colby Creek, about 120 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC1606435  Polygonum hydropiper Barbara Ertter 1993-11-8 12297 Tehama at Hwy 99 n Vina; Deer Creek Comment
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Jul 16 2009
  JEPS127110  Polygonum minimum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21363 Tehama About 50 yards south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  RSA40221  Polygonum minimum J. T. Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  UC1028204  Polygonum polygaloides subsp. kelloggii Douglas Barbe 1955-7-22 242 Tehama on dry n slope 3 mi w Oven Lid (on trail to Square Lake) 2072 Comment
  CHSC116662  Polypodium calirhiza Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20699 Tehama On the west side of Deer Creek Trail, about 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 883 Comment
  CDA2344  Polypogon monspeliensis L. Ahart, J. Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  JEPS104129  Polypogon monspeliensis Lowell Ahart 2003-6-11 10278 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS97285  Polypogon monspeliensis Vernon H. Oswald 1995-5-2 6702 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  SEINET10867040  Polystichum Mary Susan Taylor 1979-4-22 Taylor 1978 Tehama T27N R3E sec 25. On bluffs overlooking Deer Creek, ca 2 mi SW (downstream) of Hwy 32, ca. 3 mi S of Potato Patch Campground; Yellow Pine Forest. 975 Comment
  CHSC115543  Porterella carnosula Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20405 Tehama Northwest strand of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  CHSC112577  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC117730  Potamogeton crispus Lowell Ahart; John Dittes 2016-8-25 21296 Tehama In the Sacramento River, about 200 yards east of the parking area, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CDA34205  Potamogeton diversifolius L. Ahart, J. Dittes 2010-7-17 16842 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton and about 2 miles (air) north of Highway 36. Comment
  CHSC41082  Potamogeton diversifolius Pauleen Broyles 1982-5-4 521 Tehama The Nature Conservancy Vina Plains Preserve. In an irrigation ditch in w pasture. 62 Comment
  JEPS101032  Potamogeton diversifolius Dean W. Taylor 1993-5-14 13443 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek 186 Comment
  UC1586635  Potamogeton diversifolius Vernon H. Oswald and Lowell Ahart 1991-5-9 4561 Tehama 1.5 mi ne of the Bend Bridge (over the Sacramento River, 6.5 mi n-ne of Red Bluff, 0.5 mi s-se of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC102634  Potamogeton natans Lowell Ahart; Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  JEPS115342  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC57830  Potentilla millefolia Vernon H. Oswald 1992-4-14 4898 Tehama Deer Creek Meadow bordering Hwy. 32 just N of Gurnsey Creek Bridge. On W side of road. 1386 Comment
  UCSB12378  Potentilla millefolia Dearing, Hugh; Dearing, Margaret 1938-6-22 Tehama Marsh, Deer Creek Comment
  JEPS123956  Poterium sanguisorba Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20412 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CHSC14128  Prunella vulgaris var. lanceolata L. V. Ritter 1969-6-15 356 Tehama Ca. 4 mi w of Soda Springs Campground, ca. 200 yds e of Hwy 32. Comment
  CHSC68953  Prunella vulgaris var. lanceolata Vernon Oswald; Lowell Ahart 1997-7-7 8706 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  UCD113217  Prunus emarginata John Thomas Howell 1960-8-18 36044 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC154617  Prunus subcordata A. A. Heller 1918-4-28 s.n. Tehama Grade between Mud Flat and Bennett Spring in the Coast Range Comment
  JEPS94154  Prunus subcordata Vernon Oswald and Lowell Ahart 1998-4-27 8975 Tehama w. of Red Bluff and s.e. of Platina (Weemasoul Rd. near its junction w/ Pettyjohn Rd.) 417 Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  JEPS105927  Pseudognaphalium luteoalbum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11205 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  UC1001341  Pseudostellaria jamesiana Louise Kellogg 1952-7-18 88 Tehama directly south South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge.); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC1949107  Pseudostellaria jamesiana Barbara Ertter with Brad Olson 1991-7-6 10366 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  RSA67186  Pseudostellaria jamesiana P. A. Munz 1951-7-25 16859 Tehama 1.5 miles E of Square Lake. 2134 Comment
  UCD98438  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama beside trail to Square Lake, 1 mile east of the lake, north side of South Yolla Bolly Mountain. 2133 Comment
  CHSC26614  Psilocarphus brevissimus var. brevissimus M. P. Hayes 1978-3-28 134 Tehama Hog-wallow near the Leininger road vernal pool, approx. .8 mi e of Highway 99. 40 Comment
  CHSC77313  Psilocarphus brevissimus var. brevissimus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of North Fork Stony Creek and Newville. 201 Comment
  CHSC113335  Psilocarphus oregonus Lowell Ahart 2014-5-8 19437 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC79962  Psilocarphus oregonus L. P. Janeway 2000-5-16 6739 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  CDA15411  Psilocarphus tenellus var. globiferus G. F. Hrusa, J. Hart 1998-5-1 14413 Tehama Sacramento Valley; on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. Comment
  RSA767837  Ptelea crenulata L. Ahart, John Dittes 2010-7-17 16881 Tehama North-aspect on south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 773 Comment
  RSA789614  Ptelea crenulata R. W. Spjut 2008-6-8 16331 Tehama Valley Grassland. BLM: Bend River under bridge, Paynes Creek, Sacramento River northwest of Red Bluff, road off I-5 (not Highway 36). 93 Comment
  UC2031493  Pteridium aquilinum var. pubescens Barbara Ertter with Brad Olson 1991-7-6 10355 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  CHSC64360  Pterostegia drymarioides Vernon H. Oswald; Lowell Ahart 1995-3-19 6540 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in basalt cobbles on the sw rim of the basalt ridge in the ne corner of the reserve. 225 Comment
  CHSC70898  Pterostegia drymarioides Vernon Oswald; Lowell Ahart 1998-4-21 8931 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). In gravelly serpentine scree. 609 Comment
  JEPS88301  Pterostegia drymarioides Vernon H. Oswald and Lowell Ahart 1996-5-20 7575 Tehama Hwy. 36 n.e. of Red Bluff (BLM parcel along Hwy. 36, ne.e end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC87902  Pycnanthemum californicum Lowell Ahart 2004-6-11 11037 Tehama Along a small stream, near the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  JEPS19280  Pycnanthemum californicum F. P. Cronemiller 1923-1 826 Tehama Maxim Cabin California National Forest [now Mendocino National Forest] (California National Forest [now Mendocino National Forest], sw Tehama Cabin) Comment
  HSC75050  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-22 10041 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  UC1553507  Pyrola picta E. Dean 1988-8-2 162 Tehama S of Round Mtn. S side of Forest Rd. 35 at turnoff to Red Mtn. 1706 Comment
  CAS-BOT-BC384656  Quercus berberidifolia Andrew Townesmith; Karen M. Meyer 2007-8-5 903 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  HSC81959  Quercus berberidifolia Thomas W. Nelson, Jane P. Nelson 1979-6-25 4892 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. Comment
  CHSC118499  Quercus chrysolepis L. P. Janeway; B. Castro 2016-9-5 12160 Tehama Klamath Ranges. Top of Pony Buck Peak. Top of a rounded knob of a peak. 1705 Comment
  HSC90024  Quercus douglasii Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 17 Tehama Tedoc Rd. 0.5 mi S of its intersection with Hwy. 36 579 Comment
  UCD45740  Quercus douglasii G. F. Hrusa; J. Hart 1999-4-29 15037 Tehama Coyote Creek Conservation Area, S of Red Bluff. UTM: 10 T, 0559167 E, 4440429 N. Comment
  JEPS76647  Quercus durata L. R. Heckard 1972-6-18 2978 Tehama n of Mt. Tedoc (trail down Wells Creek); Wells Creek 1158 Comment
  UCD45900  Quercus durata D. Q. Cavagnaro 1963-9-7 17 Tehama Elevation 2000 feet; 10.3 miles southwest of Paskenta, Tehama County, California. 609 Comment
  RSA96787  Quercus durata Percy C. Everett, E. K. Balls 1954-10-15 20311 Tehama 5.5 mi. s.w. of Paskenta on Paskenta to Covelo Rd. 549 Comment
  HSC74843  Quercus durata var. durata J. P. Smith, Thomas W. Nelson 1978-7-22 10030 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  HSC82158  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1979-6-25 4926 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CHSC105498  Quercus garryana var. breweri Lowell Ahart; John Dittes 2010-7-17 16880 Tehama On dry red rocky soil, north-aspect on the south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36. 772 Comment
  CHSC105950  Quercus garryana var. breweri Lowell Ahart; John Dittes 2010-7-17 16879 Tehama South side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36. 772 Comment
  CHSC68949  Quercus kelloggii Vernon Oswald; Lowell Ahart 1997-7-7 8663 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06 (to Tomhead Saddle and Tomhead Pk.) 1.7 mi southwest of its junction with FR 35 (28N35). 1188 Comment
  CHSC80202  Quercus kelloggii L. P. Janeway 1999-6-26 6483 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km southeast of Manton Road; about 1.3 km south of Battle Creek. 434 Comment
  UC1052829  Quercus kelloggii J. I. Mallory 1956-6-5 137 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, e side Tehama County) 594 Comment
  UCD46638  Quercus kelloggii P. L. Johannses 1936-8-4 977 Tehama 1 1/2 miles northwest of junction of Chico and Little Smoke Creek. 1158 Comment
  HSC8308  Quercus wislizeni John L. Heywood, D. H. Norris 1968-3-31 1883 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  RSA261518  Raillardiopsis scabrida J. M. Tucker, Mann 1959-7-19 3555 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  RSA699524  Ranunculus alismifolius var. hartwegii R. D. Fischer 2004-4-18 139 Tehama Chico, Sierra Nevada, W side of Hwy 32, near jct of county road, 28N88 at Deer Creek Meadows, site just S of Hwy 36 and Hwy 32 jct 1372 Comment
  RSA39727  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  UCR139399  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama Sierra Nevada Mtns., 12 mi east of Mineral, on Hwy 36 1585 Comment
  CAS-BOT-BC379332  Ranunculus alismifolius var. lemmonii Philip A. Munz 1947-5-18 11850 Tehama 12 mi east of Mineral, on Hwy 36 1585 Comment
  CHSC86026  Ranunculus aquatilis var. hispidulus Jenny Marr; Caroline Warren 1998-3-18 Tehama Vicinity of upper-most North Fork Stony Creek. 231 Comment
  JEPS88357  Ranunculus aquatilis var. hispidulus Vernon H. Oswald and Lowell Ahart 1996-4-23 7421 .1 Tehama along receding nw shore of Hog Lake (BLM parcel along Hwy 36 ne of Red Bluff; Hog Lake Plateau, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 263 Comment
  CHSC66499  Ranunculus arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7582 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC54015  Ranunculus bonariensis var. trisepalus Vernon H. Oswald; Lowell Ahart 1991-5-9 4570 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. At the southwest corner of the large impoundment at the entrance kiosk. 112 Comment
  UC204955  Ranunculus canus A. A. Heller 1914-4-29 11335 Tehama near Pine Creek (8 mi s of Vina) Comment
  SBBG2244  Ranunculus canus var. canus H. and M. Dearing 1938-6-22 2080 Tehama near Deer Crk 1219 Comment
  JEPS96760  Ranunculus flammula Dean W. Taylor 1997-6-25 16092 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  UC1586581  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1991-4-16 4506 Tehama Red Bank Rd 2.1 mi n Colyear Springs Rd (n of Paskenta) 286 Comment
  SEINET12093973  Ranunculus muricatus Unknown 1982-1 488 Tehama T24N, R1W, S27. The Nature Conservancy Vina Plains Preserve Comment
  POM284389  Ranunculus occidentalis var. ultramontanus Lyman Benson 1949-6-21 13746 Tehama Just W of Deer Creek Pass, Cascade mt. range, Sacramento Valley drainage area. 1677 Comment
  CHSC27838  Raphanus raphanistrum Eric J. Miller 1978-4-24 8 Tehama Ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC64605  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1995-4-10 6623 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  UCR168204  Rhamnus californica subsp. crassifolia C. B. Wolf 1937-9-6 9296 Tehama Inner North Coast Range, Paskenta to Covelo Road 610 Comment
  HSC60181  Rhamnus ilicifolia J. P. Smith, J. O. Sawyer 1971-5-22 4637 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  JEPS42071  Rhamnus tomentella subsp. crassifolia J. D. Coffman 1923-4-27 Tehama Paskenta, sw Tehama County Paskenta Comment
  CHSC44288  Rhamnus tomentella subsp. tomentella V. Oswald; R. Schlising 1988-6-10 3369 Tehama Trail just e of Dead Rabbit Lake. 548 Comment
  UCD117979  Rhododendron occidentale S. P. Lynch 1973-6-9 295 Tehama On Tedoc Mtn. Comment
  HSC75388  Ribes binominatum J. O. Sawyer, K. A. Sawyer 1980-6-18 3455 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  UC1096801  Ribes binominatum Milo S. Baker 1957-1-15 13106 Tehama Postpile Camp North Coast Ranges, Mendocino Nat. Forest 1828 Comment
  CAS-BOT-BC168883  Ribes lobbii Rimo Bacigalupi 1934-5-29 2414 Tehama Near Log Spring Ranger Station, along road from Corning to Covelo, Mendocino National Forest 1676 Comment
  CAS-BOT-BC168884  Ribes lobbii John Thomas Howell 1943-8-8 19205 Tehama Log Spring Ridge Comment
  UC1037479  Ribes lobbii Douglas Barbe 1955-7-22 237 Tehama w Oven Lid (on the trail to Square Lake approx. 500 ft from the Jeep road) 2072 Comment
  JEPS49345  Ribes malvaceum W. L. Jepson 1899-4-26 13502 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  CHSC10615  Ribes roezlii Lowell Ahart 1968-4-6 Tehama Five miles south of Mineral. 1371 Comment
  RSA0018041  Ribes roezlii P. A. Munz 1951-7-26 16958 Tehama South base of South Yolla Bolly Peak. 2058 Comment
  CAS-BOT-BC198942  Ribes roezlii var. roezlii Alice Eastwood; John Thomas Howell 1941-7-9 9709 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1037448  Ribes sanguineum var. glutinosum Douglas Barbe 1955-7-16 197 Tehama e ridge leading to summit South Yolla Bolly Mtn. (Mt. Linn) 2316 Comment
  CHSC77315  Rigiopappus leptocladus Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 335 Comment
  CHSC87202  Rigiopappus leptocladus Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10743 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  CHSC96519  Rigiopappus leptocladus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13828 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  JEPS34847  Rigiopappus leptocladus W. L. Jepson 1899-4-27 Tehama Stivers' Ranch Comment
  UC1019901  Rigiopappus leptocladus Milo S. Baker and H. K. Wagnon 1953-5-30 12603 Tehama w of, near 6 mi post, logging rd Paskenta Comment
  HSC79329  Rigiopappus leptocladus J. Heywood, D. H. Norris 1968-3-31 1908 Tehama Hwy. 36 ca. 4.0 mi. E of Shasta Co. line Comment
  CAS-BOT-BC74726  Rorippa curvisiliqua Clare B. Hardham 1971-8-10 18341 Tehama South Yolla Bolly Mountain. Dry Lake. Road to Red Bluff. 1691 Comment
  RSA66999  Rorippa curvisiliqua P. A. Munz 1951-7-25 16886 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  CDA26256  Rosa gymnocarpa L. Ahart 2001-8-28 9182 Tehama On the east side of Highway 32 and southeast of the intersection with Road 390-G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. Comment
  CHSC65430  Rosa gymnocarpa Vernon Oswald 1985-6-10 1822 Tehama W side of Hwy 32 at Chico Creek. 1048 Comment
  JEPS99063  Rosa gymnocarpa Lowell Ahart 2002-6-29 9809 Tehama Just below the dirt road on the west side of Willow Creek, about 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) NE of Butte Meadows. 1595 Comment
  CHSC118393  Rosa pisocarpa Tim Kask 2015-5-6 245 Tehama Antelope Creek, 'McClure Trail'. 10T 0599539/4458231 601 Comment
  CHSC81151  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9181 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  UC54347  Rosa pisocarpa subsp. ahartii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4396 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC274269  Rostraria cristata John Thomas Howell 1954-4-26 29187 Tehama Dibble Creek just north of Red Bluff Comment
  JEPS94508  Rudbeckia occidentalis Vernon Oswald and Lowell Ahart 1997-7-7 8702 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CAS-BOT-BC421409  Rumex J. T. Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53575 Tehama Just south of Red Bluff on shoulder of southbound lanes of Interstate 5 just north of Diamond Ave. exit 79 Comment
  CHSC117175  Rumex acetosella Lowell Ahart; John Dittes 2016-6-22 21037 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  JEPS106307  Rumex crispus Lowell Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC66035  Rumex pulcher Vernon H. Oswald 1996-5-13 7561 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along Gyle Rd. near the W boundary of the reserve. 100 Comment
  CHSC86124  Rumex pulcher Jenny Marr; Caroline Warren, Heidi West 1998-5-18 Tehama Vicinity of upper North Fork Stony Creek, Stony Ridge, and Newville Road. 228 Comment
  RSA718799  Rupertia hallii L. P. Janeway 2006-8-20 8858 Tehama High Cascade Range. Near head of Ninemile creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy. 32; 1.1 air km west of Ike Dye Hill. 1253 Comment
  JEPS51057  Sagina apetala W. L. Jepson 1934-5-5 16629 Tehama hillside near schoolhouse Dry Creek; school on Dry Creek, w Tehama Co Comment
  CHSC40494  Sagittaria montevidensis subsp. calycina Pauleen Broyles 1982-8-5 823 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch. 60 Comment
  JEPS87122  Sagittaria sanfordii Carol Witham 1992-7-29 459 Tehama off County Road A6 (Manton Rd.) 1.3 airmi nnw Dales Lake (margins of small stockpond); nnw of Dales Lake 182 Comment
  CAS-BOT-BC132676  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  CAS-BOT-BC103361  Salix bonplandiana Ira L. Wiggins 1925-3-22 1508 Tehama slopes above the gorge on Mill Creek Comment
  CHSC105222  Salix exigua Lowell Ahart; John Dittes 2010-7-19 16891 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  JEPS38386  Salix exigua W. L. Jepson 1899-4-27 42 s Tehama Salt Creek - a tributary of the Cottonwood Comment
  JEPS88593  Salix exigua Vernon H. Oswald and Lowell Ahart 1996-6-3 7687 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (gravel bar at old bridge site, on BLM parcel along Hwy 36 ne of Red Bluff) 103 Comment
  SBBG128033  Salix exigua L. Ahart, J. Dittes 2010-7-19 16891 Tehama gravel bar, ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  CAS-BOT-BC107908  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 378 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  UC481995  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek) 1500 Comment
  RSA5716  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  JEPS105940  Salix gooddingii Lowell Ahart 2004-4-10 10739 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  UC482346  Salix hookeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e Red Bluff (Paine's Creek); Paine's Creek 300 Comment
  CAS-BOT-BC106895  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  UC525943  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 673 Tehama 8 mi n.e Mineral (Mt. Lassen Hwy.) 1981 Comment
  SBBG27244  Salix laevigata C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 Tehama Red Bluff, on creek bank Comment
  CAS-BOT-BC128074  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CHSC9567  Salix lasiolepis E. L. Smith 1971-4-8 941 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  CAS-BOT-BC128324  Salix lasiolepis var. lasiolepis John Thomas Howell 1944-7-14 19766 Tehama Anthony Peak, east side Comment
  CAS-BOT-BC124908  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 686 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124911  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124930  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 391 Tehama 15 km. northeast of Mineral; above Lassen Highway 2000 Comment
  CAS-BOT-BC124933  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 377 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  LA208894  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama Sierra Nevada, S Fork of Battle Creek, 2 km E of Mineral 1500.0 Comment
  UC481911  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 400 Tehama 2 km. e Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC481991  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 374 Tehama 1.7 km. w Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC481992  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 380 Tehama 1.7 km. n.e. Mineral (on Mt. Lassen Hwy., S. Fork Battle Creek, at Mill Creek stream crossing); S. Fork Battle Creek 1570 Comment
  UC482327  Salix lemmonii Ball, Bracelin and Kautz 1931-5-31 392 Tehama 15 km. n.e. Mineral (on Lassen Hwy.) 2000 Comment
  CAS-BOT-BC125069  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  CAS-BOT-BC125070  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  RSA219006  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 379 Tehama S Fork of Battle Creek. 1.7 km NE of Mineral. On the Mt Lassen Hwy 1570 Comment
  RSA201375  Salix lucida subsp. lasiandra J. T. Howell 1960-8-20 36234 Tehama Morgan. Near Lassen Volcanic National Park. 1463 Comment
  JEPS104421  Salix melanopsis Lowell Ahart 2003-6-11 10261 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  LA208923  Salix scouleriana C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Sierra Nevada, Mt. Lassen hwy, 7.9 mi NE of Mineral 1981 Comment
  UC482344  Salix scouleriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e. Red Bluff (flat near Paine's Creek); Paine's Creek 300 Comment
  CAS-BOT-BC176916  Salsola tragus John Thomas Howell 1960-7-24 36001 Tehama Paynes Creek 563 Comment
  CHSC53959  Salvia columbariae Vernon H. Oswald; Lowell Ahart 1991-4-16 4499 Tehama Colyear Springs Rd, 0.8 mile west of Lowrey Rd, north of Paskenta. 240 Comment
  CHSC57191  Salvia columbariae Kate A. Hanson 1977-3-31 Tehama Ca 1 m e of Newville Rd ca 0.8 km n of jct of Round Valley Rd and Newville Rd ca. 40 km wnw of Corning. 300 Comment
  HSC65814  Salvia sonomensis Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 87 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  HSC90411  Salvia sonomensis C. Wilson, P. Kittleson, M. Hardig 1992-3-28 25 Tehama Hwy. 36, 4.7 mi. E of junction with Tedoc Gap Rd. 610 Comment
  CAS-BOT-BC235078  Sambucus racemosa var. racemosa John Thomas Howell 1961-6-20 36587 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC34493  Sanicula bipinnata J. D. Jokerst 1981-2-23 1242 Tehama S of Pine Creek ca 50 meters, 1.0 mi E of Meridian Rd., S edge of county, Wurlitzer Ranch. Comment
  HSC86924  Sanicula bipinnata Anthony Desch, Bryon Cariss 1988-3-26 13 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  CHSC64498  Sanicula bipinnatifida Vernon H. Oswald; Lowell Ahart 1995-4-3 6585 Tehama Cascade Range Foothills. Dales Lake Ecological Preserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  CHSC68573  Sanicula bipinnatifida Vernon H. Oswald 1997-5-14 8413 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  CHSC55176  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC88982  Sanicula crassicaulis A. Peterson 2003-4-19 52 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  CHSC42664  Sanicula graveolens Vernon Oswald 1986-5-23 2041 Tehama Round Valley Rd. (M4) 0.4 mi s of the road between Anthony Peak and Wells Cabin Camp. 1767 Comment
  CHSC44182  Sanicula graveolens Vernon Oswald 1988-6-27 3522 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  RSA67189  Sanicula graveolens P. A. Munz 1951-7-25 16862 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  UC923172  Sanicula graveolens Freed W. Hoffman 1950-7-5 3261 Tehama Trail to Yolla Bolly Summit (North Yolla Bolly) from White Rock Guard Station, near Trinity-Tehama County boundary Yolla Bolly Summit 1828 Comment
  CHSC117154  Sanicula tuberosa Lowell Ahart; John Dittes 2016-6-22 21023 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. 908 Comment
  CHSC87208  Sanicula tuberosa Lowell Ahart 2004-4-10 10733 Tehama On the west side of the Nomalaki Trail, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  UC1563663  Sanicula tuberosa Barbara Ertter 1989-5-3 8445 Tehama ca. 20 air mi sw Chester (e side of Deer Creek, Deer Creek Road (Rte 32) at Milepost 12.00); Deer Creek, Deer Creek Road, Milepost 12.00 975 Comment
  JEPS117345  Saponaria officinalis Lowell Ahart, John Dittes 2010-7-19 16905 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  CDA5483  Scandix pecten-veneris L. Tauzer 2002-4-6 30 Tehama Hogg Lake. Comment
  CAS-BOT-BC283620  Schedonorus pratensis John Thomas Howell 1960-8-20 36248 Tehama Morgan 1463 Comment
  CHSC79057  Schoenoplectus acutus var. occidentalis J. Marr; C. Warren, H. West, N. Wight 1998-6-2 Tehama West of Orland, vicinity of Newville, Round Valley/ Garland Rd, and Mendocino NF land. 213 Comment
  JEPS123935  Schoenoplectus heterochaetus Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20408 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CHSC84594  Schoenoplectus mucronatus Lowell Ahart; John Dittes 2003-9-17 10603 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS100714  Schoenoplectus mucronatus Dean W. Taylor 1993-8-31 14061 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  CHSC102648  Scirpus diffusus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16337 Tehama Along and in a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC66890  Scirpus microcarpus Vernon H. Oswald; Lowell Ahart 1996-9-4 8264 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC105499  Scirpus mucronatus Lowell Ahart; John Dittes 2010-7-17 16859 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  JEPS104229  Scirpus mucronatus Lowell Ahart 2003-9-17 10603 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS104073  Scirpus tabernaemontani Lowell Ahart 2003-9-17 10604 Tehama On the edge of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC43393  Scleranthus annuus subsp. annuus Lowell Ahart 1979-4-25 1842 Tehama On gravel bars along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC64522  Scleranthus annuus subsp. annuus Vernon H. Oswald 1995-3-27 6548 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of the old highway on the s edge of the basalt ridge crossing the n side of the reserve. Also in cracks in the pavement of the road. 225 Comment
  CHSC71032  Scleranthus annuus subsp. annuus Vernon Oswald; Lowell Ahart 1998-5-14 9038 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd., at roadside. 274 Comment
  CHSC64585  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1995-4-3 6558 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Roadbed at the s gate of the old highway. 216 Comment
  JEPS102482  Scribneria bolanderi Vernon H. Oswald 2001-5-7 10024 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  JEPS97397  Scribneria bolanderi Vernon H. Oswald and L. Ahart 1995-7-12 7010 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  UCD92476  Scribneria bolanderi A. A. Beetle 1943-5-25 1944 Tehama near Paynes Creek, east of Red Bluff. Comment
  UCR197963  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 mi south of Dales, along Route 36 Comment
  CHSC66198  Scutellaria californica Vernon H. Oswald; Lowell Ahart 1996-6-3 7709 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 91 Comment
  CHSC85293  Scutellaria californica John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 811 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  CHSC86559  Scutellaria siphocampyloides Jenny Marr; Heidi West, Joyce Lacey-Rickert 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. On slope overlooking creek. 320 Comment
  CHSC86806  Scutellaria siphocampyloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  CHSC86979  Scutellaria siphocampyloides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. Near creek. 274 Comment
  CHSC89843  Scutellaria siphocampyloides Shirley Innecken; B. Castro 2001-6-8 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 298 Comment
  JEPS3558  Scutellaria siphocampyloides Milo S. Baker and H. K. Wagnon 1953-5-31 12693 Tehama w of Paskenta (near a source of winter streamlet flowing past 5 mi post on logging road, West Tehama County) Comment
  UC980580  Scutellaria tuberosa Milo S. Baker 1953-4-26 12557 Tehama 5 mi w of Paskento (near first steep ascent) Comment
  UCD101983  Sedella pumila June McCaskill 1960-5-26 606 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  UCD101994  Sedella pumila James P. Smith; John Sawyer 1971-5-22 4653 Tehama 14.5 miles west of Mineral, on CA-36. Comment
  UC1072714  Sedum laxum subsp. laxum Douglas Barbe 1955-7-16 175 Tehama on the e ridge leading to the summit South Yolla Bolly (Mt. Linn); e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  CHSC68816  Sedum obtusatum subsp. retusum Vernon Oswald; Lowell Ahart 1997-6-10 8552 Tehama Between Paskenta and Covelo on M2 (23N69) 0.9 mi west of its junction with M4, between Sugar Spring and Government Flat campgrounds. 1737 Comment
  CHSC64334  Selaginella hansenii Vernon H. Oswald; Lowell Ahart 1995-2-22 6484 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  CAS-BOT-BC62099  Selaginella hansenii Ira L. Wiggins 1968-12-29 21050 Tehama along Belle Mill Road about 5-6 mi E of Highway 99 east of Red Bluff 152 Comment
  HSC924  Selaginella hansenii John L. Heywood, D. H. Norris 1968-3-31 1890 Tehama Hwy. 36, 49 mi. E of Shasta Co. line Comment
  CAS-BOT-BC465598  Senecio Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -067 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  UC1001295  Senecio aronicoides Louise Kellogg 1952-7-10 13 Tehama on Boswell Ridge directly s of South Yolla Bolly Mountain near Squaw Camp and Pole Corral; North Coast Ranges, Mendocino National Forest, on Boswell Ri 2133 Comment
  CDA8613  Senecio eurycephalus G. Burrill 1955-4-29 Tehama Red Bluff - west side of airport. 0 Comment
  CHSC80609  Senecio eurycephalus var. eurycephalus Vernon H. Oswald; Lowell Ahart 2001-6-5 10046 Tehama Southwest of Pepperwood Spring on Raglin Ridge Rd 3.8 mi southwest of the low water crossing of the North Fork of Elder Creek. 426 Comment
  JEPS75789  Senecio triangularis Todd and Virginia Keeler-Wolf 1971-7-16 325 Tehama about 0.25 mi nw Shell Mountain; Yolla Bolla Mountains 1889 Comment
  CHSC102481  Senecio vulgaris L. P. Janeway 2009-3-28 9663 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC82295  Senecio vulgaris Lowell Ahart 2002-4-27 9546 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS103596  Senecio vulgaris Lowell Ahart 2002-4-27 9546 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UCSB63887  Sherardia arvensis Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy 36 NE of Red Bluff 182 Comment
  CHSC71041  Sidalcea celata Vernon Oswald; Lowell Ahart 1998-5-14 9044 Tehama Hwy. 36 between Red Bluff and Plantina, 0.9 mi west of Bowman Rd. 201 Comment
  JEPS105873  Sidalcea hartwegii Lowell Ahart 2004-4-29 10780 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 523 Comment
  JEPS97958  Sidalcea hartwegii K. Andreasen 1998-6-28 274 Tehama N side of Black Butte Lake (Buckhorn camping area, along Buckhorn Interpretive trail, after second bridge) Comment
  CHSC41004  Sidalcea hirsuta Pauleen Broyles 1982-5-24 650 Tehama The Nature Conservancy Vina Plains Preserve. At edge of large vernal pool, 50 m. s of Lassen Road in w pasture. 66 Comment
  CHSC80038  Sidalcea hirsuta B. Castro; L. P. Janeway 2000-5-11 1147 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  SEINET2442026  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36.; 0 213 Comment
  SD211633  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek circa 17 airmiles WNW of Red Bluff, circa 1/2 mile South of Highway 36 along creek; strip of scattered trees along fence between pastures 213 Comment
  RSA734315  Sidalcea oregana subsp. spicata L. Ahart 2006-7-25 13709 Tehama In a small meadow on the west side of the road, near Colby Creek, about 40 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (a0r) southeast of Colby Mountain, about 5 miles northeast of Butte Meadows. 1519 Comment
  JEPS75825  Sidalcea oregana subsp. spicata Todd and Virginia Keeler-Wolf 1971-7-26 373 Tehama foot of Stanford Ridge , foot of Stanford Ridge (Yolla Bolly Mountains) 1524 Comment
  CDA36315  Silene californica J. R. Keck Jr. 1989-4-18 PDR# 331446 Tehama Forest Route 35; southwest of Highway 36. 0 Comment
  HSC81961  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4889 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC65919  Silene gallica Vernon H. Oswald; Lowell Ahart 1996-4-23 7424 .2 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Between the NW end of Hog Lake and the vernal pool located to the west. 265 Comment
  UC1001332  Silene grayi Louise Kellogg 1952-7-17 73 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino NF, Middle Eel-Yolla Bolla Pri (Middle Eel-Yolla Bolla Primitive Area, Mendocino National Forest) 2438 Comment
  CHSC61417  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-11 5797 Tehama Lassen Volcanic National Park. N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. Bordering the W side of the meadow. 2036 Comment
  CAS-BOT-BC388997  Silene laciniata subsp. californica N. Wynne; M. Peckham; J. Bamesberger 1994-4-10 17 Tehama N side of Hwy 36, 3 miles E of A5 228 Comment
  CHSC114696  Silene laciniata subsp. californica J. R. Keck Jr. 1989-4-18 Tehama Forest Route 35; southwest of Highway 36. Comment
  CAS-BOT-BC181356  Silene occidentalis Mrs. H. C. Cantelow 1938-7-5 2415 Tehama 5.3 mi. s. w. jct. Hwy. 32-89, Deer Creek Rd, s.w. of Chester 1280 Comment
  CHSC39023  Silene occidentalis subsp. longistipitata R. M. Austin 1896-7-1 102 Tehama Colby. Comment
  CHSC83646  Silene occidentalis subsp. longistipitata L. P. Janeway 2001-6-24 7217 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CHSC64698  Silybum marianum Vernon H. Oswald 1995-5-28 6791 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the w edge of the old highway on the s side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC113266  Sisymbrium officinale Lowell Ahart; John Dittes 2014-5-16 19476 Tehama Along the sides of the poor dirt road, about 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  UCD80174  Sisymbrium officinale CNPS SN Foothill Team 2005-5-10 SNFN 0163 a Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC59175  Sisymbrium orientale Vernon H. Oswald 1992-9-29 5222 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  SBBG1138  Sisyrinchium bellum H. and M. Dearing 1938-6-20 2075 Tehama marshy spots near Deer Crk 1219 Comment
  SEINET10472589  Smilacina stellata Mary Susan Taylor 1975-7-17 Taylor 855 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CHSC84306  Smilax californica Lowell Ahart; John Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104127  Smilax californica Lowell Ahart 2003-6-11 10271 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  UC119630  Smilax californica unknown 1892-9-20 Tehama Yolo Bola Comment
  CHSC64564  Solanum parishii Vernon H. Oswald; Lowell Ahart 1995-4-3 6606 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the preserve fence at the level of the s end of the Old Hwy. Pool. 219 Comment
  JEPS121163  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CAS-BOT-BC365375  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadows Comment
  UC727115  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama edge Deer Creek Meadows Comment
  JEPS108946  Solidago spectabilis Lowell Ahart 2006-9-9 13264 Tehama Near and in bogs, on the west side of the dirt road, about 120 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC84405  Solidago velutina subsp. californica Lowell Ahart 2003-8-11 10493 Tehama Near a drainage, burned area on the west side of road M2, about 9 miles west of Paskenta. 875 Comment
  JEPS105932  Solidago velutina subsp. californica Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 671 Comment
  JEPS106308  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CAS-BOT-BC374574  Sonchus oleraceus John Thomas Howell 1960-8-20 36243 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  JEPS127109  Sorbus californica Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21369 Tehama About 100 yards east of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  JEPS123983  Sorbus scopulina Lowell Ahart, John Dittes 2015-8-6 20510 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mountain, 10.41 air miles south of Lassen Peak. Comment
  CHSC41069  Sorghum halepense Pauleen Broyles 1982-6-8 712 Tehama The Nature Conservancy Vina Plains Preserve. Along fence line, Lassen Rd, n pasture. 68 Comment
  RSA119094  Sparganium angustifolium subsp. emersum W. R. Russell 1958-7-9 s.n. Tehama State Highway 36, ca. 1 mile west of Mineral. Comment
  CHSC102681  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16348 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC80630  Spergularia bocconi Lowell Ahart 2001-6-14 8838 Tehama North of the dirt road that leads to the tower, east sides of the road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS97228  Spergularia bocconi Vernon H. Oswald and L. Ahart 1995-4-17 6662 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS88289  Spergularia rubra Vernon H. Oswald and Lowell Ahart 1996-5-6 7522 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  CHSC115814  Sphenosciadium capitellatum Lowell Ahart; John Dittes 2015-8-6 20511 Tehama South of the camping area, west side of the Childs Meadow, 0.67 air-miles west of the intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air- miles south east of Doe Mt., 10.41 air-miles south of Lassen Peak. Comment
  RSA718207  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama About 20 yards W of the poor trail (cow trail?). About 1/2 mile N of where the dirt road crosses Colby Creek. About 2 air miles SE of Colby Mtn. About 5 air miles NE of Butte Meadows. 1565 Comment
  SEINET10597500  Sporobolus cryptandrus Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7073 Tehama T29N R2W NE1/4NE1/4 Sec. 26, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 2mi N of Dales Station on Hwy .36 ca 14 mi NE of Red Bluff. 226 Comment
  CHSC84442  Stachys ajugoides var. rigida Lowell A