Search Results — 2000 specimen records retrieved (1627 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC39145  Abies X shastensis Gary S. Lester 1974-6-30 328 Tehama Yolla Bolly Wilderness, peak near N Yolla Bolly Mtn. 2317 Comment
  CHSC90404  Abies concolor Niall McCarten; Roxanne Bittman 1986-6-15 5475 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  SEINET6841344  Abies concolor R. A. Evers, Clara V. Evers 1975-8-23 115007 Tehama 2 miles (3.2 km) west of Mineral, elevation about 4,400 feet. 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
  UC1010368  Acer glabrum var. glabrum Milo S. Baker and H. K. Wagnon 1953-7-12 12875 Tehama along County rd on e side 5.3 mi beyond Whitlock Camp (w Tehama County); beyond Whitlock Camp 1828 Comment
  UCD116972  Acer glabrum var. glabrum John Thomas Howell 1961-6-20 36565 Tehama Lassen Highway at Diamond Point. 2209 Comment
  CHSC77718  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 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
  UCD128361  Achillea millefolium J. M. Tucker; L. K. Mann 1959-7-19 3544 Tehama South Yolla Bolly Mountain. 2465 Comment
  CHSC80708  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC88599  Achnatherum lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 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
  SEINET191117 Image available Achnatherum lemmonii A. A. Beetle 1941-6-27 2751 Tehama 20 mi NE of Lomo of Rte 32 Comment
  SEINET4343814 Image available Achnatherum lemmonii Unknown 1990-5-12 8934 Tehama NW side of Dry Fork Creek NW of jct of Hwy 36 and Rt A5 (Bowman Rd) ca 15 airmiles WNW of Red Bluff, on Reed property 183 Comment
  UC1056064  Achnatherum lemmonii J. I. Mallory 1956-6-5 139 Tehama 1 mi nne Paynes Creek (Inskip Lookout road); Mt. Diablo Mer, Quad. 33-B-3 594 Comment
  RSA719177  Achnatherum lemmonii var. lemmonii L. Ahart 2006-7-19 13014 Tehama Just east of Colby Creek near large man-made piles of soil & rock about 1.75 air mi SE of Colby Mountain, About 4.75 air mi NE of Butte Meadows 1504 Comment
  RSA93464  Achnatherum lemmonii var. lemmonii Milo S. Baker, H. K. Wagnon 1953-7-12 12865 Tehama 5.1 mi from Whitlock Camp. 1829 Comment
  CHSC88878  Achnatherum nelsonii subsp. dorei L. P. Janeway; Robert F. C. Naczi 2004-7-24 8184 Tehama High Cascade Range. Humboldt Summit; gentle south-facing slope just off the top. 2018 Comment
  UCD32622  Achnatherum occidentale subsp. californicum Beecher Crampton 1954-6-16 1993 Tehama Tehama County, Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  UCD55546  Achnatherum occidentale subsp. californicum Beecher Crampton 1954-6-16 1993 Tehama Mendocino National Forest; Paskenta District; Howell Saddle, Crane Mills Logging Road. 1892 Comment
  CHSC13923  Achyrachaena mollis P. Fehr 1974-4-23 11 Tehama Side of Cana Pina Creek Rd, ca. 4 mi n of junct with Broyles Rd, ca. 6 mi n of Chico. 56 Comment
  CHSC57342  Achyrachaena mollis Gail A. Bufton 1990-4-24 21 Tehama Ca. 16 mi n of Chico and ca. 2 mi w of Hwy 99. Vic. Roles and Vadney Rds. 60 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
  SEINET10971201  Achyrachaena mollis Mary Susan Taylor 1975-4-18 Taylor 488 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
  SEINET11262184  Acmispon americanum Robert L. Johnson, Mikel R. Stevens 2015-7-10 3948 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  CHSC86787  Acmispon americanus var. americanus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  CHSC80640  Acmispon brachycarpus Lowell Ahart 2001-6-16 8878 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
  CHSC92781  Acmispon brachycarpus John Dittes; Josephine Guardino 2005-4-13 1074 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
  SEINET957346  Acmispon denticulatus C. B. Wolf 1937-1 8693 Tehama Northern Sierra Navada foothills, Red Bluff Susanville road, 4 2/10 MI. Below paynes creek P. O. 244 Comment
  UC1873660  Acmispon parviflorus Barbara Ertter with James R. Shevock 1993-4-30 11608 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC55215  Acmispon wrangelianus L. P. Janeway 1991-4-18 3898 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca 1/2 mi east of the Sacramento River. 167 Comment
  CHSC86813  Acmispon wrangelianus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CAS-BOT-BC412930  Aconogonon davisiae John Thomas Howell 1960-8-19 36158 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  CHSC90905  Aconogonon davisiae Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5482 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CAS-BOT-BC412921  Aconogonon davisiae M. S. Jussel 1931-9-6 s.n. Tehama Bumpas Hell Trail 2286 Comment
  CAS-BOT-BC418778  Aconogonon phytolaccifolium John Thomas Howell 1960-8-18 36057 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS44782  Adenostoma fasciculatum Willis L. Jepson 1934-5-5 16634 Tehama Beegum Comment
  CAS-BOT-BC69698  Adiantum aleuticum H. F. Copeland 1920-7-24 3 Tehama Rattlesnake Creek. Comment
  SEINET10529973  Adiantum aleuticum Mary Susan Taylor 1973-1 Taylor 25 Tehama Along Antelope Creek, Riparian Woodland and Foothill Woodland, ca. 10 mi E of Red Bluff. Comment
  CHSC66490  Aesculus californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7584 Tehama Cascade Range Foothills. og Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the bank of an intermittent stream at the northeast end of the parcel. 164 Comment
  CHSC77348  Aesculus californica Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. Riparian area on slope. 274 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
  CHSC78589  Agoseris heterophylla Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  JEPS36261  Agoseris heterophylla var. heterophylla Virginia Bailey 1938-4-16 Tehama 6 mi w, on Paskenta-Covelo road Paskenta Comment
  JEPS36273  Agoseris heterophylla var. heterophylla W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  JEPS36392  Agoseris heterophylla var. heterophylla W. L. Jepson 1899-4-25 Tehama Stiver's Ranch; Crane Creek Comment
  CHSC46205  Agrostis avenacea Mike Foster 1983-4-1 915 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  CHSC117729  Agrostis exarata Lowell Ahart; John Dittes 2016-8-25 21283 Tehama Along the west edge of the Sacramento River, 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
  CDA15410  Agrostis hendersonii G. F. Hrusa, J. Hart 1998-5-1 14408 Tehama Sacramento Valley; Margins of shallow vernal pools on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. approaching the lower limit of Quercus douglasii woodland. Annual, fairly common here. Comment
  RSA201372  Agrostis humilis J. T. Howell 1960-8-18 36103 Tehama Lassen Volcanic National Park, Sulphur Works Checking Station 2012 Comment
  JEPS100276  Agrostis idahoensis Dean W. Taylor 1992-8-22 13211 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest 1554 Comment
  CHSC101424  Agrostis pallens David Isle 1992-7-7 1543 Tehama Coordinated Resource Inventory (Ecological Unit Inventory) Plot 924 taken at north end Rd 23N04.2. S of the SW tributary of Willow Creek. (Quail Flat Landing N of Sugar Spring Campground). 1231 Comment
  CHSC102633  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 area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC115795  Agrostis variabilis Lowell Ahart; John Dittes 2015-8-5 20449 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
  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
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  CHSC91094  Allium amplectens Niall McCarten 1986-6-15 5290 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so side Rd. 25N29. 2011 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
  JEPS76633  Allium amplectens L. R. Heckard 1972-6-18 2986 Tehama sw Tedoc Mt. 1371 Comment
  UCD138476  Allium amplectens June McCaskill 1960-5-26 605 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  CHSC95153  Allium campanulatum R. D. Fischer 2005-6-26 829 Tehama Chico Meadows. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 36 in upper Deer Creek Meadow, near Gurnsey Creek. UTM: 10633472E, 4459423N. 1402 Comment
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  UC57534  Allium campanulatum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4328 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD138485  Allium campanulatum Gerald Dickinson 1964-7-24 237 Tehama Anthony Peak. Comment
  SBBG841  Allium falcifolium H. and M. Dearing 1938-6-26 2131 Tehama Battle Crk Comment
  CAS-BOT-BC469080  Allium falcifolium Alice Eastwood; John Thomas Howell 1941-7-9 9815 Tehama Government Flat Comment
  CAS-BOT-BC469083  Allium falcifolium P. A. Munz 1951-7-26 16926 Tehama East flank of South Yolla Bolly Peak 2346 Comment
  JEPS96563  Allium sanbornii var. sanbornii Dean W. Taylor 1997-7-24 16165 Tehama Deer Creek watershed, along Ponderosa Way 0.2 road miles N of Lassen National Forest boundary sign; Lassen National Forest 1021 Comment
  UC1520701  Allium siskiyouense R. Raiche 1987-5-31 50487 Tehama Raglin Ridge Rd. 9.1 mi sw Colyear Spr. Rd.; Raglin Ridge Comment
  UC1001320  Allium validum Louise Kellogg 1952-7-15 48 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UCD141862  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama Square Lake on north side of south Yolla Bolly. Comment
  UC1002642  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama logging rd. w. Paskenta; w. Tehama Co. Comment
  SEINET10496941  Allophyllum divaricatum Mary Susan Taylor 1980-6-21 Taylor 2935 Tehama Deer Creek junction with Lellinger Road, ca. 19 mi N of Chico. With R. Schlising & T. Griggs. Comment
  UC1607508  Alnus rhombifolia Barbara Ertter 1991-9-2 10790 Tehama Round Valley-Paskenta road (Rt. M4) 12.2 mi w Newville Road jct (ca 9 air mi wsw of Paskenta, n-facing slope) 1219 Comment
  CHSC107235  Alopecurus saccatus Lowell Ahart; John Dittes 2011-6-9 17434 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC66121  Alopecurus saccatus Vernon H. Oswald; Lowell Ahart 1996-4-29 7490 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  CHSC80112  Alopecurus saccatus B. Castro; L. P. Janeway 2000-5-11 1166 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  SEINET11689122  Alopecurus saccatus Unknown 1982-1 351 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 67 Comment
  CHSC48311  Alyssum desertorum Vernon Oswald 1986-3-6 1048 Tehama Round Valley Rd. 2.2 mi sw of Paskenta. Roadside. 274 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
  CHSC112996  Amaranthus blitoides Lowell Ahart 2013-8-2 18985 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
  CHSC88254  Amaranthus powellii Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11212 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 653 Comment
  CAS-BOT-BC135675  Amelanchier utahensis Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral - Mt. Lassen region Comment
  JEPS104029  Ammannia coccinea Lowell Ahart, John Dittes 2003-9-17 10582 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. Comment
  CHSC83376  Amsinckia intermedia L. P. Janeway; Shirley Innecken 2002-3-20 7448 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 320 Comment
  JEPS94935  Amsinckia intermedia Vernon H. Oswald and Lowell Ahart 1997-5-14 8443 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29) 17.8 mi s of Plum Creek Road); between Paynes Creek and Cohasset on Ponderosa Way 920 Comment
  HSC49036  Amsinckia intermedia Patricia Shesgreen 1978-5-13 86 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  HSC95160  Amsinckia intermedia Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 22 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  JEPS24897  Amsinckia lycopsoides W. L. Jepson 1932-5-9 16330 Tehama Paskenta 304 Comment
Read comments
Jul 1 2009
  UCD80132  Amsinckia lycopsoides CNPS SN Foothill Team 2006-3-28 SNFN 0349 a Tehama TNC Dye Creek Preserve. The plot is located about 1000 m SW of TNC office on the Dye Creek Preserve. 185 Comment
  CHSC65915  Amsinckia menziesii Vernon H. Oswald; Lowell Ahart 1996-4-15 7378 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. On the bank of the intermittent stream ca. 0.6 mi E of the lane. 99 Comment
  CHSC65949  Amsinckia menziesii Vernon H. Oswald; Lowell Ahart 1996-4-23 7416 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. Cascade Range Foothills. 266 Comment
  CHSC78817  Amsinckia menziesii Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC96681  Amsinckia menziesii Lowell Ahart 2007-5-8 13728 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
  JEPS88340  Amsinckia menziesii var. menziesii Vernon H. Oswald and Lowell Ahart 1996-4-23 7416 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along w shore of Hog Lake, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 266 Comment
  HSC1757  Amsinckia tessellata Larry Berti 1969-3-19 38 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  CHSC41083  Anagallis arvensis Pauleen Broyles 1982-4-28 474 Tehama The Nature Conservancy Vina Plains Preserve. Silty soil at margin of irrigation ditch 400 m south of Lassen Road. 66 Comment
  CHSC77527  Ancistrocarphus filagineus B. Castro 1999-4-7 873 Tehama About 17 air miles SW of Red Bluff, vicinity of Long Hollow. 256 Comment
  CHSC87316  Ancistrocarphus filagineus Lowell Ahart 2004-4-29 10797 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
  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
  CHSC79111  Androsace elongata subsp. acuta B. Castro; L. P. Janeway 2000-3-22 1037 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 310 Comment
  UCD127149  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  CAS-BOT-BC271415  Anisocarpus scabridus John Thomas Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  LA97410  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountains, ca. 0.5 mi. E of summit 2285 Comment
  UC1609302  Anisocarpus scabridus Vernon H. Oswald and Lowell Ahart 1993-9-2 5896 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  JEPS94580  Antennaria argentea Vernon Oswald and Lowell Ahart 1997-7-7 8689 Tehama Forest Rd. 27N26 0.8 mi w junction with 27N06 (w of Saddle Campground, near ne corner of Yolla Bolly-Middle Eel Wilderness) 1066 Comment
  UCD149552  Antennaria dimorpha G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) 1493 Comment
  UCD128926  Antennaria geyeri J. M. Tucker; L. K. Mann 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain. 2255 Comment
  CAS-BOT-BC58677  Antennaria geyeri P. A. Munz 1951-7-26 16922 Tehama East side of Yolla Bolly Peak 2316 Comment
  CHSC64690  Anthemis cotula Vernon H. Oswald 1995-5-22 6750 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC55341  Anthriscus caucalis L. P. Janeway 1991-4-18 3913 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
  CHSC66208  Antirrhinum cornutum Vernin H. Oswald; Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 103 Comment
  JEPS96101  Antirrhinum cornutum Vernon H. Oswald and Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Highway 36 NE of Red Bluff. Cascade Range Foothills Comment
  JEPS98976  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC64992  Antirrhinum vexillo-calyculatum subsp. breweri Vernon H. Oswald; Lowell Ahart 1995-7-12 7001 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. In a roadside drainage. 950 Comment
  CHSC80696  Antirrhinum vexillo-calyculatum subsp. breweri Lowell Ahart 2001-6-8 8789 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC88282  Antirrhinum vexillo-calyculatum subsp. breweri Lowell Ahart 2004-6-28 11132 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UC1748291  Antirrhinum vexillocalyculatum subsp. breweri L. P. Janeway 1999-8-4 6513 Tehama Along Hwy. 36, 100 m E of Paynes Creek Road 579 Comment
  CHSC65748  Aphanes occidentalis Vernon H. Oswald; Lowell Ahart 1996-4-3 7306 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. 103 Comment
  CHSC116513  Apocynum cannabinum B. Castro; Robin Carter 2015-7-20 2105 Tehama Sacramento Valley. S edge of Elder Creek, ca 1.15 air mi E of the town of Gerber and 1 mile W (upstream) of its confluence with the Sacramento River. 60 Comment
  JEPS60404  Aquilegia formosa Joseph Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  RSA123574  Aquilegia formosa G. D. Barbe 1955-7-22 247 Tehama 100ft above the S Shore of Square Lake near a streamlet, alt 7000ft 2134 Comment
  POM268042  Aquilegia formosa var. pauciflora J. T. Howell 1941-7-9 9826 Tehama Near Government Flat. Comment
  SEINET3239990  Arceuthobium abietinum R. L. Mathiasen 2010-1 1035 Tehama 2.2 km SE of Mineral on forest rd. 172. 1520 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
  UC1078848  Arceuthobium campylopodum Job Kuijt 1957-5-21 1356 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  UCD101993  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-9 59 Tehama 3 miles east of Payne's Creek, State Highway 36. 701 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
  RSA367249  Arctostaphylos canescens C. B. Wolf 1937-5-15 8699 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  CAS-BOT-BC23938  Arctostaphylos canescens subsp. canescens Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC23939  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19213 Tehama Log Spring Ridge, 1.1 miles west of ranger station. Comment
  UC1039827  Arctostaphylos canescens subsp. canescens O. C. Olson 1955-8-30 24 Tehama Elkhorn Ridge Quad 31-C-4 (outside National Forest) 1524 Comment
  SD71325  Arctostaphylos manzanita John Thomas Howell 1960-7-24 35999 Tehama In Transition Zone forest, 8.0 miles west of Mineral. 1220 Comment
  UCR58362  Arctostaphylos manzanita Walter Knight, I. Knight 1980-6-14 3763 Tehama Originally from west of Paskenta Comment
  UCD52176  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 708 Tehama On summit of Round Mountain. Comment
  CAS-BOT-BC38670  Arctostaphylos manzanita subsp. manzanita C. Hart Merriam 1919-9-14 s.n. Tehama Thomas Creek Ridge above Paskenta Comment
  UC1039822  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 32 Tehama two mi sw Steamboat Pt.; Quad 40 B-1 548 Comment
  UC704290  Arctostaphylos manzanita subsp. manzanita Frank A. Pitelka 1943-6-15 205 Tehama 2 mi se Beegum 502 Comment
  CHSC80189  Arctostaphylos manzanita subsp. wieslanderi L. P. Janeway 1999-6-19 6473 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 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
  SEINET11987215  Arctostaphylos manzanita subsp. wieslanderi W. Knight, Knight, I. 1980-1 3853 Tehama Tilden Botanic Garden, Berkeley, orig. from E of Red Bluff 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-BC39999  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Near Lassen Volcanic National Park, Bluff Falls 1981 Comment
  UC1037404  Arctostaphylos nevadensis Douglas Barbe 1955-7-21 228 Tehama rocky hill at w shore Square Lake (w Tehama Co.) 2103 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
  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-BC44479  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44483  Arctostaphylos patula John Thomas Howell 1960-8-18 36046 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CHSC114589  Arctostaphylos patula subsp. patula J. Kierstead 1990-9-11 90 -152 Tehama Yolla Bolly Ranger District. 3 miles south of Tedoc Mt., Ssouth side of FS Rd 27N12. 1554 Comment
  CHSC83617  Arctostaphylos patula subsp. patula L. P. Janeway 2001-6-24 7222 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
  HSC100807  Arctostaphylos viscida subsp. viscida Lowell Ahart, John Dittes 2010-7-17 16877 Tehama Soap Creek Ranch, 40 yd. E of barn, just S of gate, 4.8 (air) mi. SE of Manton, and 2 (air) mi. N of Hwy. 36. 830 Comment
  HSC22034  Argemone munita subsp. munita Richard Spjut 1971-5-15 1897 Tehama Mendocino National Forest, 25 mi. W of Corning 915 Comment
  CHSC1183  Argemone munita subsp. rotundata M. Underhill 1953-5-9 Tehama 152 Comment
  JEPS96035  Aristida oligantha Vernon H. Oswald and Lowell Ahart 1996-7-8 7964 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on flood plain of Paynes Creek e of mouth of intermittent stream crossing ne corner of parcel, (throughout parcel)); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 131 Comment
  UCD56509  Aristida oligantha G. L . Stebbins Jr. 1939-7-10 2952 Tehama along highway, 10 miles south of Red Bluff. Comment
  CDA31426  Aristida oligantha S. T. Ancell 1958-8-27 1164 -58 Tehama Highway #36, 10 mi of NE of Red Bluff, R. E. Marion Prop., Paynes Creek 0 Comment
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Jan 4 2012
  SEINET11696016  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 mi W of Corning Comment
  CHSC65283  Aristida ternipes var. hamulosa Vernon H. Oswald; Lowell Ahart 1995-6-13 6863 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. 219 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
  UC1584281  Arnica discoidea B. Adamson 1981-7-14 24 Tehama Pole Corral Creek Siskiyou-Trinity National Forest, Pole Corral Creek 1615 Comment
  CHSC66871  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1996-9-4 8259 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 131 Comment
  UCD159490  Artemisia douglasiana D. S. Park 2010-8-25 242 -1 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  RSA90825  Asclepias cordifolia Milo S. Baker, H. K. Wagnon 1953-7-12 12845 Tehama 2.5 mi above Whitlock Camp along County Road 1524 Comment
  CHSC66296  Asclepias eriocarpa Vernon H. Oswald 1996-6-27 7893 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning, northwest side of Sacramento Valley. (Collected near the W boundary of the reserve.) 105 Comment
  CHSC77295  Asclepias eriocarpa L. P. Janeway; B. Castro 1999-6-10 6462 Tehama Flats, vicinity of Dry Creek, west of Red Bank Creek. 292 Comment
  SJSU2530  Asclepias eriocarpa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  UC1949227  Asclepias eriocarpa Barbara Ertter with Brad Olson 1991-7-5 10302 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch Comment
  UC878977  Asclepias eriocarpa Alice Eastwood Aug 22 1912-Aug 26 1912 1924 Tehama Payne Creek Lassen Butte Region Comment
  SEINET10928333  Asclepias eriocarpa Alice Eastwood 1912-8-22 Eastwood 1924 Tehama Lassen Butte Region, Payne Creek Comment
  UC596140  Asclepias eriocarpa R. F. Hoover 1938-6-10 3594 Tehama between Jelley's Ferry and Battle Creek Comment
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 Comment
  CHSC40512  Asclepias fascicularis Pauleen Broyles 1982-8-11 836 Tehama Nature Conservancy Vina Plains Preserve. Adjacent to Sheep Camp Ditch, .6 km s of Lassen Road. 66 Comment
  RSA67258  Aster brickellioides Philip A. Munz 1951-7-25 16890 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CHSC102700  Aster occidentalis var. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16304 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 Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CAS-BOT-BC539317  Astragalus G. Ledyard Stebbins 1972-8-19 9018 Tehama W side of Little Red Mountain [exact location unknown] 1295 Comment
  CHSC72407  Astragalus clevelandii Vernon H. Oswald; Lowell Ahart 1998-10-27 9677 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 Comment
  CHSC83878  Astragalus gambelianus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10114 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  UC1053441  Astragalus gambelianus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 Tehama along Paskenta Road 8 mi ne Flourney (Western Tehama County); ne of Flourney Comment
  UC1594596  Astragalus gambelianus Vernon Oswald and Lowell Ahart 1992-4-21 4916 Tehama Hogsback Rd. (Belle Mill Rd or Forest Rd. 28N24) 17.6 mi (odometer) e of Hwy 99 1.0 mi (odometer) e of the power transmission lines ca 4.75 mi (air) s Paynes Creek; s of Paynes Creek 725 Comment
  RSA112187  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  RSA90476  Astragalus gambelianus Milo S. Baker 1953-4-25 12526 Tehama About 2 mi. W of Paskenta long Crane lumber road. Comment
  CAS-BOT-BC192807  Astragalus pauperculus Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Mineral and Paynes Creek 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
  CHSC61730  Astragalus purshii var. tinctus Vernon H. Oswald; Lowell Ahart 1993-9-2 5920 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2286 Comment
  CHSC56642  Astragalus rattanii var. jepsonianus Kate A. Hanson 1977-3-31 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km west-northwest of Corning. 450 Comment
  CHSC76516  Astragalus rattanii var. jepsonianus Heidi West; Janny Marr 1998-7-2 Tehama Vicnity of Dry Creek and Red Bank Creek. 268 Comment
  CHSC88567  Astragalus whitneyi var. siskiyouensis L. P. Janeway 2001-6-10 7141 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  HSC82141  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4928 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS101730  Astragalus whitneyi var. siskiyouensis Dean W. Taylor 1972-6-18 1512 b Tehama Tedoc Mountain summit 1371 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
  CHSC88840  Avena barbata A. Peterson 2003-4-10 35 Tehama Hwy 36 east of Red Bluff. The Dalles. UTM: 579790E 4463025N. 211 Comment
  JEPS73950  Avena barbata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  CHSC75422  Avena fatua Ben Myhre 1997-3-31 33 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS127247  Azolla filiculoides Lowell Ahart, John Dittes 2016-8-25 21309 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
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Sep 8 2018
  CHSC102351  Balsamorhiza deltoidea L. P. Janeway; B. Castro 2009-4-25 9782 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC68799  Balsamorhiza deltoidea Vernon H. Oswald; Lowell Ahart 1997-6-10 8563 Tehama Between Paskenta and Covelo on M2 (23N69) 0.6 mi north of its junction with the road to Wells Cabin Campground (24N02). 1828 Comment
  UC2013013  Balsamorhiza macrolepis Barbara Ertter 1991-5-18 9858 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; NE-facing slope above steep draw. Comment
  CDA10420  Balsamorhiza sagittata D. Isle 1996-7-17 Tehama North Coast Ranges; Mendocino National Forest - Elder Creek Watershed. Road 25N17, northeast of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock. Comment
  CAS-BOT-BC16358  Barbarea orthoceras John Thomas Howell 1960-8-20 36225 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  JEPS42572  Barbarea orthoceras J. Grinnell 1927-6-16 Tehama Mineral 1463 Comment
  UCD169798  Bidens cernua Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16305 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. West side of pond. 1493 Comment
  UCD129579  Bidens frondosa Dean W. Taylor 1976-10-31 6193 Tehama Sacramento River: 6 miles below Red Bluff diversion dam. Comment
  CHSC56324  Bistorta bistortoides K. R. Stern 1986-5-21 8291 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS124046  Bistorta bistortoides Lowell Ahart, John Dittes 2015-8-5 20438 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
  CHSC64338  Blennosperma nanum var. nanum Vernon H. Oswald; Lowell Ahart 1995-2-22 6491 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. 207 Comment
  SEINET3402322  Blennosperma nanum var. nanum R. W. Spellenberg, N. Zucker 2011-4-16 14279 Tehama Kirkwood Rd. (old Hwy. 99) 7.5 km S of Solano St. in Corning. 75 Comment
  HSC49141  Blennosperma nanum var. nanum J. O. Sawyer, R. J. Cole 1979-3-11 3333 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  HSC79328  Blennosperma nanum var. nanum J. Heywood, D. H. Norris 1968-3-31 1894 Tehama Oak Parkland; Hwy. 36, 49 miles east of Shasta Co. Line Comment
  UC1051685  Boechera breweri subsp. breweri Helen K. Sharsmith 1953-6-24 4352 Tehama Ovenlid summit Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  UC1609212  Boechera howellii Vernon H. Oswald and Lowell Ahart 1993-9-2 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, n side of the ridge near the summit); South Yolla Bolly Mtns. 2438 Comment
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  RSA697053  Boisduvalia macrantha L. Ahart, John Dittes 2003-6-11 10247 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  RSA107436  Boisduvalia stricta L. S. Rose 1955-6-19 55070 Tehama Flood bed and sandbars of Dibble Creek, 1.5 mi. N of Red Bluff 91 Comment
  UCD21178  Bolboschoenus maritimus subsp. paludosus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 353 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  UC1751230  Botrychium ascendens Timothy B. Devine 1985-7-7 841 b Tehama beside Willow Creek about 1 mi N of jct with road to Colby Mountain Lookout 1584 Comment
  CHSC82520  Botrychium simplex Lowell Ahart 2002-6-29 9798 Tehama On the south side of a partly fallen lodgepole pine, in the north part of a large meadow, on the east side of Willow Creek, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1574 Comment
  CHSC46569  Brasenia schreberi Vernon H. Oswald 1989-7-24 3893 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  JEPS117412  Brickellia californica Lowell Ahart, John Dittes 2010-10-4 17293 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
  UCD77177  Brodiaea Robert E. Preston 2000-5-26 1351 Tehama Hog Lake. 265 Comment
  UCD77149  Brodiaea californica Robert E. Preston 2003-5-18 2139 Tehama Ca. 5.8 mi NE of Red Bluff, along Hwy 32. 149 Comment
  RSA183031  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24651 Tehama Junction of State 36 and Bowman Road. 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
  CHSC49483  Brodiaea coronaria Vernon Oswald 1986-6-23 2142 Tehama M2 (23N01) 9.4 mi w of Paskenta. 853 Comment
  CHSC64733  Brodiaea elegans subsp. elegans Vernon H. Oswald 1995-5-22 6752 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. 219 Comment
  CAS-BOT-BC484281  Brodiaea elegans subsp. elegans R. F. Hoover 1965-5-29 9411 Tehama Dribble Creek near Red Bluff Comment
  RSA183028  Brodiaea elegans subsp. elegans Lee W. Lenz 1966-5-24 24652 Tehama 3.5 mi W of jct state 36 and Co A5. Comment
  CHSC40498  Brodiaea minor Pauleen Broyles 1982-5-14 589 Tehama N of large vernal pool, The Nature Conservancy Vina Plains Preserve. 60 Comment
  RSA759783  Brodiaea minor Barbara Ertter 1991-5-19 9873 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  UC1442882  Brodiaea nana Theodore F. Niehaus 1966-4-23 639 Tehama 0.8 mi E of Balls Ferry Bridge on Sacramento River Comment
  CAS-BOT-BC144157  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3355 Tehama Thomes Creek ca. 1 mile east of Paskenta. 219 Comment
  UCD32620  Bromus carinatus Beecher Crampton 1954-6-16 1991 Tehama Tehama County, Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  UCD57866  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Whiskey Saddle. Crane Mills Logging Road. Mendocino Natl. Forest-Paskenta District. 1438 Comment
  CHSC88255  Bromus carinatus var. carinatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  HSC102684  Bromus catharticus J. P. Smith 2013-5-5 13698 Tehama Walnut orchard on the outskirts of Vina. 68 Comment
  UCD58482  Bromus commutatus A. A. Beetle 1942-5-19 3280 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CHSC86800  Bromus diandrus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  CHSC6721  Bromus hordeaceus B. Anthony 1968-4-11 492 Tehama Rest stop on Interstate 5 North, 11 miles S. of Cottonwood. Comment
  RSA295461  Bromus hordeaceus J. R. Reeder, C. G. Reeder 1981-5-20 7354 Tehama ca. 6.5 km SW of Dales. 240 Comment
  RSA93474  Bromus laevipes H. K. Wagnon 1953-5-10 12625 Tehama Lodding rd. W of Paskenta on logging road near, 9 miles post. Comment
  JEPS88106  Bromus madritensis subsp. madritensis Vernon H. Oswald and Lowell Ahart 1996-5-6 7509 Tehama BLM parcel along Hwy. 36 n.e of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  CHSC41040  Bromus madritensis subsp. rubens Pauleen Broyles 1982-6-22 761 Tehama The Nature Conservancy Vina Plains Preserve. Near barn in s pasture. 62 Comment
  CHSC96656  Bromus madritensis subsp. rubens Lowell Ahart 2007-5-8 13754 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
  HSC9304  Bromus madritensis subsp. rubens Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  UCD32605  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  CHSC87853  Bromus porteri Lowell Ahart 2004-6-11 11049 Tehama On the south side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 550 Comment
  JEPS106318  Bromus pseudolaevipes Lowell Ahart 2004-6-11 11049 Tehama On the south side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 550 Comment
  CHSC68708  Bromus sterilis Vernon H. Oswald; Lowell Ahart 1997-5-14 8416 Tehama Plum Creek Rd, 0.1 mi west of Hogsback Rd., southeast of the town of Paynes Creek. In area of 1990 fire. 969 Comment
  JEPS100233  Bromus suksdorfii Dean W. Taylor 2002-7-1 18210 Tehama Judd Creek, ca. 1 mile South of Lyman Springs 1005 Comment
  CDA1861  Bromus tectorum var. glabratus W. F. Cruickshank, Wintringham 1960-6-14 4474 Tehama Foothills. 0 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
  RSA90604  Cacaliopsis nardosmia Milo S. Baker, H. K. Wagnon 1953-6-21 12780 Tehama West of Paskenta at Whiskey Saddle. 1449 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
  CHSC94097  Calandrinia ciliata Lowell Ahart 2006-7-11 12947 Tehama On the high east bank of Colby Creek, about 50 yards north 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
  RSA261565  Callitriche hermaphroditica Richard Yeo 1970-2-5 5534 Tehama In Corning Canal, 1 1/4 miles downstream from pumping plant, in vicinity of Red Bluff. Comment
  CHSC88550  Callitriche marginata Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC46314  Callitriche stagnalis Vernon Oswald 1989-5-3 3757 Tehama Nature Conservancy's Dye Creek Preserve ca 5 mi ne of Los Molinos. In a ditch along one of the artificial farm ponds s of headquarters. 97 Comment
  HSC74846  Calocedrus decurrens J. P. Smith, Thomas W. Nelson 1978-7-22 10034 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 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
  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
  UC767922  Calochortus luteus R. F. Hoover 1936-5-21 1179 Tehama 4 mi s Cottonwood Comment
  RSA125981  Calochortus luteus E. K. Balls 1957-5-24 22536 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  SEINET12051036  Calochortus luteus Unknown 1982-1 575 Tehama Nature Conservancy Vina Plains Preserve, along Sheep Camp Ditch 66 Comment
  SEINET3885478  Calochortus luteus Richard R. Halse 1989-5-7 3820 Tehama Along Black Butte Road, 7.1 miles southwest of its junction with State Hwy. A9 (Corning Road) or 1.8 miles north of its junction with Newville Road.; 0 150 Comment
  JEPS97223  Calochortus monophyllus Vernon H. Oswald and L. Ahart 1995-4-25 6682 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 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 225 Comment
  CAS-BOT-BC493119  Calochortus monophyllus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC88831  Calochortus superbus Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. At the intersection of Powerline Road and Cottonwood jeeptrail. UTM: 10 0592800 E, 4449256 N. 621 Comment
  UC1618163  Calochortus superbus Barbara Ertter, Brad Olson 1993-5-15 11802 Tehama s of Battle Creek (Spring Branch Road, ca 15 air mi n of Red Bluff) 182 Comment
  UC1950168  Calochortus superbus Barbara Ertter 1991-5-19 9871 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  CAS-BOT-BC493967  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  HSC15356  Calochortus superbus R. C. Sanford 1965-5-1 28 Tehama 18 mi. E of Red Bluff on Hwy. 36 457 Comment
  CAS-BOT-BC494344  Calochortus tolmiei Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-22 77 Tehama HWY 36 at Begum Gorge, flat, open hillside along trail into gorge, ~10 m from road. 396 Comment
  CHSC87363  Calochortus uniflorus Lowell Ahart 2004-4-29 10799 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
  SEINET10965661  Caltha howellii Mary Susan Taylor 1975-7-17 Taylor 851 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
  CHSC75449  Calycadenia fremontii G. F. Hrusa 1996-8-17 13513 Tehama Northern Sacramento Valley. Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 200 Comment
  CHSC97918  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi W of Paskenta Rd. 130 Comment
  UC174176  Calycadenia fremontii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC273404  Calycadenia fremontii Bruce G. Baldwin 1986-6-28 609 Tehama 0.15 mile west of junction with Shasta-Trinity National Forest Road 45 (Tedoc Road) Comment
  RSA789807  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Highway 36. 226 Comment
  UC1876209  Calycadenia fremontii Gerald D. Carr 1974-9-11 777 Tehama 0.6 mi S of Luce and Griswold Rd on Hwy A5. Comment
  UC1876211  Calycadenia fremontii Gerald D. Carr 1974-9-11 775 Tehama 0.1 mi NE of Long Hollow Rd on Black Butte Rd. Comment
  UCD129694  Calycadenia fremontii Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy A5 on Hwy 36, along Dry Creek. 213 Comment
  UCD129695  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 miles west of Vestal Road on Hwy 36. 396 Comment
  UCD135692  Calycadenia fremontii Bruce G. Baldwin 1986-6-28 609 Tehama 0.15 mile west of junction with Shasta-Trinity National Forest Road 45 (Tedoc Road). Comment
  CHSC45645  Calycadenia pauciflora Vernon H. Oswald; W. Dempsey, R. Schlising 1988-6-10 3365 Tehama Mud Flat Rd. ca. 0.6 mi SW of its jct. with M4. 377 Comment
  CHSC80586  Calycadenia pauciflora Lowell Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC87900  Calycadenia pauciflora Lowell Ahart 2004-6-11 11015 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
  CHSC89894  Calycadenia pauciflora Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  JEPS94646  Calycadenia pauciflora Vernon Oswald and Lowell Ahart 1997-7-7 8662 Tehama on Pettyjohn Rd. (Forest Rd. 35 = 28N35) 0.4 mi e Trinity NF boundary (ca 42 mi w of Red Bluff) 853 Comment
  JEPS94966  Calycadenia pauciflora Vernon Oswald and Lowell Ahart 1997-7-7 8662 Tehama Ca. 42 mi w of Red Bluff (on Pettyjohn Road (Forest Road 35 = 28N35) 0.4 mi e of the Trinity National Forest boundary); Pettyjohn Road 853 Comment
  UC1971725  Calycadenia pauciflora 1978-7-6 2112 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mi SE of Tedoc Road jct, ca. 40 mi NW of Red Bluff 503 Comment
  UC1876252  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 mi W of Hwy A5 on Hwy 36 167 Comment
  UC1876257  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 mi NW of Paskenta on Toomes Camp Rd. 685 Comment
  CHSC77300  Calycadenia truncata L. P. Janeway; B. Castro 1999-6-9 6458 Tehama Vicinity of Dry Creek, west of Red Bank Creek. 316 Comment
  JEPS104279  Calycadenia truncata Lowell Ahart 2003-9-17 10571 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
  CHSC94365  Calyptridium monospermum Lowell Ahart 2006-7-19 13013 Tehama Open meadow area west of the dirt road, just 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
  CHSC86548  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  SEINET12326981  Calystegia occidentalis R. A. Schlising 1975-1 3171 Tehama Hwy 32, 15 mi S of jct with Hwy 36 Comment
  JEPS88095  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1996-5-20 7579 Tehama Hog Lake Plateau. BLM parcel along Highway. 36 NE of Red Bluff. Cascade Range Foothills. Comment
  CHSC34971  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1975-6-21 3171 Tehama Highway 32, 15.0 mi S of jct with Highway 36. Comment
  UC1949103  Calystegia occidentalis subsp. occidentalis Barbara Ertter with Brad Olson 1991-7-5 10334 Tehama Raglin Ridge Rd 2.6 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff; steep NW-facing slope Comment
  CAS-BOT-BC493374  Camassia quamash subsp. breviflora A. A. Heller 1928-5-30 14572 Tehama Mineral 1524 Comment
  HSC65822  Camissonia contorta C. Macdonald, D. Stamp, J. Spitler, C. Raley, P. Powers 1980-5-3 90 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  CHSC80667  Camissoniopsis hirtella Lowell Ahart 2001-6-14 8826 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
  JEPS103397  Camissoniopsis hirtella Lowell Ahart 2002-4-27 9552 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
  JEPS103411  Campanula griffinii Lowell Ahart 2002-4-27 9570 Tehama Near a wash and a large rock outcrop, ca 100 yards from the E side of Road M2 and 20 yards E of the poor dirt road used to service the pole line, ca 350 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  CHSC65669  Cardamine californica var. californica Vernon H. Oswald 1996-3-15 7226 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. On the N rim of a ridge ca. 1.25 mi NNE of the parking lot at Hog Plateau. Near the top of the N-facing slope of Paynes Creek Canyon. 213 Comment
  UC1299651  Cardamine californica var. integrifolia Freed W. Hoffman 1947-6-23 1687 Tehama Government Flat 796 Comment
  CHSC40699  Cardamine oligosperma Pauleen Broyles 1983-4-16 907 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in s pasture. 62 Comment
  JEPS28399  Carex abrupta George W. Gillett 1957-8-18 1097 Tehama 1/4 mi above Sulphur Works Checking Station (lower portion of Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  CAS-BOT-BC17804  Carex amplifolia DeLoy H. Esplin; Ralph K. Gierisch 1968-10-4 2 Tehama Lassen National Forest. Deer Creek Highway 32 4.5 miles northeast of forest boundary. 1219 Comment
  UC2015893  Carex amplifolia Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4423 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Above the stream near the Science Center. 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
  CHSC65070  Carex aurea Vernon H. Oswald; Lowell Ahart 1995-7-17 7088 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  CHSC106706  Carex bolanderi Barbara Ertter; Brad Olson 1991-7-4 10246 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. 1310 Comment
  CHSC88461  Carex brainerdii L. P. Janeway; B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UCD140216  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park; Brokeoff Mountain Trail. 2438 Comment
  CHSC114412  Carex densa Don Lepley 2014-5-14 Tehama Lassen National Forest; Almanor Ranger District. About 2.2 air miles west of Black Roack and 0.4 mile north of Mill Creek. 731 Comment
  CHSC80083  Carex dudleyi B. Castro; L. P. Janeway 2000-5-11 1161 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 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
  UC2015875  Carex feta Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4422 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Comment
  CHSC102581  Carex fracta L. P. Janeway; B. Castro 2009-7-26 9872 Tehama High Cascade Range. Lassen national Forest; east side of Hwy 89 0.5 road km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. 1990 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
  RSA66381  Carex fracta Phillip A. Munz 1951-7-27 16962 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CAS-BOT-BC22298  Carex hassei Lewis S. Rose 1939-6-10 39273 Tehama Deer Creek Falls. 1249 Comment
  CAS-BOT-BC22299  Carex hassei John Thomas Howell 1961-6-20 36577 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC7554  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  JEPS116110  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 mile 1493 Comment
  RSA757364  Carex integra Barbara Ertter, Brad Olson 1991-7-6 10416 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
  CAS-BOT-BC7569  Carex integra B. Crampton 1954-6-16 1988 Tehama .25 miles west of Howell Camp, Mendocino National Forest - Paskenta District. 1892 Comment
  OBI72038  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 Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  UC1950416  Carex jonesii Barbara Ertter with Brad Olson 1991-7-6 10418 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
  HSC7135  Carex lenticularis var. lipocarpa Louise Kellogg 1952-7-9 12 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  CAS-BOT-BC31526  Carex luzulifolia B. Clear 1938-7-14 s.n. Tehama Southern entrance to Lassen Park. 2041 Comment
  RSA757365  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 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
  CHSC72414  Carex multicaulis Vernon H. Oswald; Lowell Ahart 1998-10-27 9685 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. between China Gulch and Bowers Creek. 548 Comment
  SEINET7568446 Image available Carex multicaulis Unknown 2004-5-30 8130 Tehama Onion Butte 7.5' Quad. High Cascade Range, along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UCD80251  Carex multicaulis CNPS SN Foothill Team 2005-6-6 SNFN 0333 a Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  CAS-BOT-BC32190  Carex multicaulis John Thomas Howell 1960-8-18 36017 Tehama Morgan Summit 1752 Comment
  CAS-BOT-BC119730  Carex nebrascensis Hans Leschke 1955-7-17 s.n. Tehama Ditch along highway, Mineral. Comment
  CAS-BOT-BC119672  Carex nervina Hans Leschke 1958-8-16 1555 Tehama Grassy Swales. 1950 Comment
  CAS-BOT-BC119656  Carex neurophora Philip Alexander Munz 1951-7-25 16879 Tehama 1 mi E of Square Lake, N base of S Yolla Bolly Mt. 2133 Comment
  CHSC60432  Carex pachystachya Mary Ann Showers 1992-6-26 2597 a Tehama Lassen Volcanic National Park. Edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC94343  Carex pellita Lowell Ahart 2006-7-25 13072 Tehama In a bog, east side of a large meadow with bogs, about 40 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1564 Comment
  SEINET7570922 Image available Carex pellita Lowell Ahart 2006-7-25 13072 Tehama About 40 yards west of the poor trail (cow trail), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1565 Comment
  CAS-BOT-BC119030  Carex pellita George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen Region. Comment
  JEPS102680  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET13709768  Carex serratodens Lowell William Ahart, Lowell William Ahart 2001-1 8793 Tehama West Side of Road M2, about 9 Mi. W of Paskenta (T24N, R7W, sec 34) 2600 Ft. 792 Comment
  CAS-BOT-BC279923  Carex subfusca Peter F. Zika 2012-7-14 25985 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 2130 Comment
  UC1584277  Carex subfusca J. Kierstead, J. Anderson 1989-8-31 89 -92 Tehama n side Tedoc Mtn. (along F.S. Rd. 45); Shasta-Trinity N.F., Yolla Bolly R.D. 1219 Comment
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Mar 11 2008
  UC710423  Carex subfusca Alice Eastwood, John Thomas Howell 1941-7-9 9814 Tehama Government Flat Comment
  CHSC114414  Carex subfusca Don Lepley 2014-5-15 Tehama Lassen National Forest; Almanor Ranger District. North shore of Mill Creek at Black Rock Campground. 640 Comment
  CAS-BOT-BC115277  Carex utriculata Herbert Faulkner Copeland 1920-7-17 91 Tehama Meadow on Butt Mt. Comment
  CHSC65138  Carex vulpinoidea Vernon H. Oswald; Lowell Ahart 1995-7-31 7162 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
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  CHSC99398  Carex whitneyi Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2020 Comment
  CHSC77791  Castilleja affinis subsp. affinis B. Castro; C. Warren, L. P. Janeway 1999-5-4 907 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 298 Comment
  SEINET11262560  Castilleja applegatei Robert L. Johnson, Mikel R. Stevens 2015-7-10 3944 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  RSA505368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5314 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  CHSC117159  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, est of Highway 32. 1061 Comment
  CHSC89029  Castilleja applegatei subsp. pinetorum Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 1 mile east of Dewitt Peak, off of Potato Hill Jeeptrail. UTM: 10 0590076 E, 4446105 N. 598 Comment
  HSC82136  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4934 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS17582  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5351 Tehama 0.3 mi s Post Pile Camp (and 19 mi wnw of Paskenta, n extension of Tatham Ridge, w Tehama County); Mendocino National Forest, Tatham Ridge 1920 Comment
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Jan 26 2015
  JEPS22416  Castilleja applegatei subsp. pinetorum Hugh Dearing and Margaret Dearing 1938-6-22 2071 Tehama Potato Patch Camp 1080 Comment
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May 26 2016
  JEPS23788  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7012 Tehama 1.25 mi n Paynes Creek (along Lane Valley Road, near Childs Ranch) 544 Comment
  UC1072724  Castilleja applegatei subsp. pinetorum Douglas Barbe 1955-7-16 168 Tehama e ridge South Yolla Bolly (w Tehama County) 2286 Comment
  JEPS17600  Castilleja arachnoidea Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5329 Tehama 0.25 mi e and 150 ft below summit of South Yollo Bolly Ridge; South Yollo Bolly Ridge 2407 Comment
  CHSC60150  Castilleja attenuata Jean Graham 1988-4-10 1 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd. 2 mi W of Mendocino National Forest boundary. 377 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
  UC1010443  Castilleja foliolosa Milo S. Baker 1953-4-26 12548 Tehama 5 mi w Paskenta (along Crane Lumber Co. road, perhaps 200 ft above Paskenta) Comment
  CHSC102394  Castilleja lacera Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east 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 Lassen Peak. Area between S23 SE1/4 and S24 SW1/4. 1493 Comment
  SJSU5825  Castilleja lacera J. W. Tilden 1960-6-26 1476 Tehama Wilson L 1524 Comment
  CHSC9739  Castilleja subinclusa Nancy Mosman 1971-7-17 120 Tehama Found at bottom of rocky slope 5 ft e of Hwy 32 ca. 19.6 mi s of Chester. 1066 Comment
  SEINET14173423  Castilleja tenuis H. M. Hall, E. B> Babcock 1903-1 4371 Tehama Mill Creek Canyon, near Morgan [Springs]. 1524 Comment
  SBBG46161  Ceanothus cordulatus H. and M. Dearing 1938-7-23 2110 Tehama Deer Crk Comment
  CAS-BOT-BC49332  Ceanothus cuneatus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  HSC18264  Ceanothus cuneatus R. C. Sanford 1965-5-1 21 Tehama 40 mi E of Red Bluff on Hwy. 36 915 Comment
  CHSC55268  Ceanothus cuneatus var. cuneatus L. P. Janeway 1991-3-28 3861 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC77369  Ceanothus cuneatus var. cuneatus Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  SEINET10974177  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2007-5-1 Burge DOB 902 d Tehama At roadside 5.5 road miles (8.8 km) west of Paskenta (measured from intersection of Tooms Camp Road and Round Valley Road) via Tooms Camp Road and CR 122, 6.51 km 270 deg. (True) W of Paskenta. 520 Comment
  LA43614  Ceanothus integerrimus Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  SBBG68335  Ceanothus integerrimus G. E. Haney 1935-6-28 Tehama between Mineral and summit Comment
  RSA700507  Ceanothus integerrimus var. macrothyrsus L. P. Janeway 2001-6-15 7178 Tehama High Cascade Range. Above North Fork California Creek, 1.6km north-northwest of Colby Mountain, between roads 27N12 and 27N06. 1402 Comment
  JEPS21873  Ceanothus jepsonii var. albiflorus Margaret Mallory 1958-5-11 69 Tehama 7 mi SW of Paskenta (near Thomas Creek) 243 Comment
  CAS-BOT-BC51990  Ceanothus prostratus D. B. Dunn; B. J. Cox 1971-6-10 17961 Tehama 13 mi. W. of Mineral on Calif. Hwy. 36; on 60 degrees E-facing slope Comment
  UC1281310  Ceanothus prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Creek Road #20 s of Lassen National Park Comment
  CDA7019  Centaurea calcitrapa D. Frank 1960-6-27 Tehama Earl Davies property, Flournoy. 0 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
  CHSC106136  Centaurea solstitialis L. P. Janeway 2010-9-12 10212 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  CHSC59192  Centaurea solstitialis Vernon H. Oswald 1992-9-9 5199 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. 1981 Comment
  CHSC66555  Centaurea solstitialis Vernon H. Oswald; Lowell Ahart 1996-7-8 7974 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. At the NE end of the parcel. 195 Comment
  SEINET8111637 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201501 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111640 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201504 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111641 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201505 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
  UCSB23352  Centaurea solstitialis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  CHSC84294  Centaurium tenuiflorum Lowell Ahart; John Dittes 2003-6-11 10243 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
  CAS-BOT-BC443967  Centaurium tenuiflorum C. Rose Broome 1978-8-4 2320 Tehama Bowman Road, 7 mi. W of Jct. With *-5, on N side of road Comment
  CHSC79951  Centromadia fitchii L. P. Janeway 2000-5-14 6726 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; along Spring Branch Road (old Manton Road) 2.7 km east-northeast of Jelly's Ferry Road. 192 Comment
  CAS-BOT-BC281218  Centromadia fitchii F. D. Douthitt 1919-5-19 160 Tehama Mill Creek 914 Comment
  HSC1750  Cerastium glomeratum Larry Berti 1969-3-22 55 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  CDA26893  Cercis occidentalis L. P. Janeway, B. Castro 2000-4-22 6679 Tehama High Cascade Range; Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 0 Comment
  CHSC107104  Cercis occidentalis M. Mitchell 2010-3-4 21 Tehama Dye Creek Preserve. 109 Comment
  CHSC75365  Cercis occidentalis Ben Myhre 1997-4-14 15 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC14631  Cercis occidentalis S. J. Hawks 1965-5-8 67 Tehama 15 mi. E of Redbluff on Hwy. 36 Comment
  JEPS88441  Cercis occidentalis Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7271 Tehama BLM parcel along Hyw. 36 n.e. Red Bluff (flood plain of Paynes Creek at end of gravel rd. running w. from the parking lot on Hwy. 36); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  UC1010418  Cercocarpus betuloides var. betuloides Milo S. Baker 1953-5-10 12612 Tehama Logging road about 9 1/2 mi w of Paskenta Comment
  UC1127825  Cercocarpus betuloides var. betuloides P. L. Johannsen 1936-8-26 997 Tehama 1 1/4 mi nw of Junction Rattlesnake and Deer Creek (Lassen National Forest); Lassen National Forest 1097 Comment
  UCD22427  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 188 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  CHSC68960  Cercocarpus ledifolius var. intermontanus Vernon Oswald; Lowell Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly- Middle Eel Wilderness. 2057 Comment
  CHSC68574  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald; Lowell Ahart 1997-5-14 8454 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. Roadside bank. 725 Comment
  UC1051537  Chaenactis glabriuscula var. heterocarpha Helen K. Sharsmith 1954-6-24 4346 Tehama 1 mi below summit Eagle Peak (sw ridge leading to Eagle Peak); Inner North Coast Ranges, Mendocino National Forest, Eagle P 1066 Comment
  RSA90494  Chaenactis glabriuscula var. heterocarpha Milo S. Baker 1953-5-10 12633 Tehama Logging road W of Paskenta between 9 and 10 miles Posts. Comment
  JEPS34212  Chaenactis nevadensis Joseph Grinnell 1925-7-27 Tehama Broke-off Mt. 2743 Comment
  CHSC14114  Chamaesyce hooveri F. T. Griggs 1973-8-7 Tehama 16 miles north of Chico; 200 meters s of Lassen Road 1/4 mile e of Hwy 99E. At the bottom of an ephemeral pond. Comment
  CHSC52642  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 65 Comment
  CHSC52652  Chamaesyce hooveri R. D. Stone; R. E. Buck 1987-8-4 836 Tehama Central Valley. June Lake, about 3.75 miles NNE of Vina and 0.8 miles NE of the uppermost of the five Laniger (Leininger) Lakes. Vernal pool. 86 Comment
  JEPS83924  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-3 830 Tehama 1.9 mi ssw Hwy 99 and Rowles Rd intersection (0.2 mi n of Tehema-Butte county line); Vina Plains 57 Comment
  CHSC40812  Chamaesyce maculata Pauleen Broyles 1982-8-5 829 Tehama The Nature Conservancy Vina Plains Preserve. Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road. 66 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
  CHSC112581  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 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
  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
  UC1731137  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Toomes Camp Rd. ca. 5.3 mi. w. Paskenta; N. Coast Ranges 518 Comment
  CHSC77334  Chamaesyce serpillifolia subsp. serpillifolia L. P. Janeway; B. Castro 1999-6-21 6475 Tehama Along South Fork Cottonwood Creek. 329 Comment
  JEPS121183  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama 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
  CHSC28883  Cheilanthes gracillima M. S. Taylor 1979-4-22 1977 Tehama Overlooking Deer Creek, ca. 2 mi sw of Hwy 32, ca. 3 mi s of Potato Patch Campground. 975 Comment
  CHSC68796  Cheilanthes gracillima Vernon Oswald; Lowell Ahart 1997-6-10 8551 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
  CHSC90898  Cheilanthes gracillima Niall McCarten; Roxanne Bittman 1986-6-15 5454 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS59691  Chenopodium ambrosioides W. L. Jepson 1934-5-4 16626 Tehama 2 mi e Andrews road sta.; Big Antelope Creek 76 Comment
  CHSC70878  Chenopodium californicum Vernon Oswald; Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  JEPS89234  Chimaphila menziesii Joseph Grinnell 1913-2 Tehama Mineral, Mt. Turner 1828 Comment
  CAS-BOT-BC184895  Chloris virgata T. C. Fuller 1963-8-26 11151 Tehama East side of Highway 99E to Chico at junction with road to Corning, 0.5 mile south of Vina. Comment
  SEINET7096720  Chlorogalum angustifolium A. G. Vestal 1963-6-4 s.n. Tehama Ca. 2.6 miles west junction with Bowman Road on Route 36. NAD27, 40? deg. 16' 26ao, -122?_ 32' 25ao (converted to WGS84 decimal degrees) UTM Zone 10, 539079mE, mN.4458061mN. Comment
  CAS-BOT-BC498636  Chlorogalum angustifolium John Thomas Howell 1955-6-12 30308 Tehama 8.5 miles south of Corning Comment
  CHSC108649  Chlorogalum pomeridianum var. minus B. Castro; L. P. Janeway 2000-6-15 1298 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  CHSC84680  Chorizanthe polygonoides var. polygonoides Samantha Mackey Hillaire; Brian Elliott 2003-5-31 328 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. On the open 'parking lot' at the trailhead. 978 Comment
  UC1052190  Chrysolepis sempervirens K. D. Gowans 1954-8-23 11 Tehama 1 mi s Turner Mt.; Lassen National Forest 1828 Comment
  NY163237  Chrysopsis oregona var. compacta A. A. Heller 1922-10-15 13736 Tehama Near Newville Comment
  JEPS47000  Cicendia quadrangularis Virginia Bailey 1938-4-16 Tehama 10 mi w Corning; Henleyville Comment
  CAS-BOT-BC285352  Cirsium andersonii H. F. Copeland 1920-7-17 109 Tehama On Butt Mountain 1828 Comment
  OBI54134  Cirsium andersonii David J. Keil, Kathleen Keil 1992-7-25 23602 Tehama Lassen NF along Hwy 89. 6.6 mi SE of Lassen Volcanic Natl Park southern boundary Comment
  SBBG119889  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama near dry meadow just W of dirt rd, ca. 150 yds E of Colby Crk, ca. 5 air mi NE of Butte Meadows; T26N R4E S11, NE/4 1525 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
  JEPS102668  Cirsium cymosum var. cymosum Vernon H. Oswald 2001-6-5 10044 Tehama Raglin Ridge Rd 2.4 mi southwest of the low water crossing of the North Fork of Elder Creek, ca. 0.3 mi east of Pepperwood Spring. 426 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
  UC1619982  Cirsium occidentale var. venustum Barbara Ertter, Brad Olson 1991-7-6 10450 Tehama Toomes Camp Rd. (M22) 15.6 mi. from Paskenta (2.5 mi. e. Forest Glade/Three Prong junction, ca. 28 airmiles w. of Corning, e. side Tatham Ridge overlooking valley); Tatham Ridge 1432 Comment
  CAS-BOT-BC286479  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Lassen Volcanic National Park. Sulphur Works entrance station 2011 Comment
  CAS-BOT-BC228994  Cistanthe umbellata John Thomas Howell 1960-8-19 36160 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  CAS-BOT-BC164172  Clarkia concinna Milo S. Baker; H. K. Wagnon 1953-5-31 12706 Tehama Logging rd west of Paskenta above 6 mi. post Comment
  UCSB27420  Clarkia concinna Vivrette, Nancy 1971-6-5 Tehama Road to Black Butte; 8.6 miles west of Paskenta; Yolla Bolly Mountains 914 Comment
  CHSC32787  Clarkia concinna subsp. concinna James Jokerst 1980-6-18 879 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC78874  Clarkia concinna subsp. concinna Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS76672  Clarkia concinna subsp. concinna L. R. Heckard 1972-6-17 2952 A Tehama e slope Beegum Mt. 1127 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
  JEPS105877  Clarkia gracilis subsp. gracilis Lowell Ahart 2004-4-29 10807 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  CHSC116944  Clarkia purpurea D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  SEINET12192685  Clarkia purpurea Unknown 1978-1 14 Tehama ca 13 mi N. U.S. 99 from Chico to Broyles Road, ca 3 mi scattered on immediate sides of pavement Comment
  CHSC64714  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1995-5-9 6713 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 se of Pool 20. 213 Comment
  CHSC86782  Clarkia purpurea subsp. quadrivulnera Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS105672  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope 780 Comment
  UCD80475  Clarkia purpurea subsp. quadrivulnera CNPS SN Foothill Team 2005-5-10 SNFN 0164 Tehama TNC, Dye Creek Preserve, in a side drainage of Long Gulch. 152 Comment
  CHSC86569  Clarkia rhomboidea L. P. Janeway 2003-6-14 7836 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  CHSC83712  Clarkia stellata L. P. Janeway 2001-6-24 7216 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
  CHSC92790  Clarkia unguiculata John Dittes; Josephine Guardino 2005-5-11 1118 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
  JEPS97463  Claytonia exigua subsp. exigua Vernon H. Oswald and L. Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 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 219 Comment
  CHSC70899  Claytonia parviflora subsp. parviflora Vernon Oswald; Lowell Ahart 1998-4-21 8932 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). 609 Comment
  SEINET11935021  Claytonia perfoliata Unknown 1983-1 881 Tehama The Nature Conservancy Vina Plains Preserve, at Lassen Rd 63 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
  POM304464  Claytonia rubra Alice Eastwood 1941-6-9 9751 Tehama Log Spring Ridge betw Log Spring and Government Flat. Comment
  RSA755739  Claytonia rubra subsp. rubra Barbara Ertter, Brad Olson 1991-7-6 10368 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
  UC702895  Claytonia rubra subsp. rubra Alice Eastwood and John Thomas Howell 1941-7-9 9751 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  UC82873  Claytonia saxosa T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Mt. Comment
  CHSC107102  Clematis lasiantha M. Mitchell 2010-4-6 Tehama Dye Creek Preserve. 135 Comment
  HSC65827  Clematis lasiantha D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 73 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  HSC86196  Collinsia grandiflora Clare R. Wheeler 1981-6-17 2425 Tehama At Government Flat Rd., 2.75 mi. N of Wells Cabin Campground 1829 Comment
  HSC71883  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5853 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  UC1019556  Collinsia parviflora Louise Kellogg 1952-7-18 86 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s of South Yolla Bolly Mountain (North Coast Ranges, Mendocino National Forest); North Coast Ranges, Mendocino National Forest 2133 Comment
  CHSC90904  Collinsia rattanii Niall McCarten; Roxanne Bittman 1986-6-15 5436 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS18884  Collinsia sparsiflora var. collina Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5595 Tehama 13 mi w Red Bluff (along Lowrey-Red Bluff road) 152 Comment
  JEPS6333  Collinsia sparsiflora var. collina Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS6344  Collinsia sparsiflora var. collina W. L. Jepson Apr 25-26 1899 14294 Tehama Stiver's Ranch, Crane Creek; w. Tehama Co., Stiver's Ranch, Crane Creek Comment
  CHSC83379  Collinsia sparsiflora var. sparsiflora L. P. Janeway; Shirley Innecken 2002-3-14 7444 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  CHSC83384  Collinsia sparsiflora var. sparsiflora L. P. Janeway; Shirley Innecken 2002-3-19 7446 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  CHSC90425  Collinsia torreyi Niall McCarten; Roxanne Bittman 1986-6-15 5409 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S side Baswell Ridge, 0.25 mi. E of Johnson cabin, N side Rd. 23N01. 1584 Comment
  UC1019527  Collinsia torreyi var. latifolia Louise Kellogg 1952-7-9 9 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s of South Yolla Bolly Mountain (Mendocino National Forest, North Coast Ranges); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC54653  Collinsia torreyi var. latifolia H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4406 Tehama near Morgan (Mount Lassen); Mount Lassen 1524 Comment
  CHSC78258  Collomia diversifolia Vernon H. Oswald 2000-5-1 9916 Tehama M2 (23N02) 9.8 road mi west of Paskenta. 883 Comment
  RSA304457  Collomia grandiflora D. H. Wilken, C. Donahue 1974-7-3 12121 Tehama Round Valley Road near Cedar Springs, 13 miles W of Paskenta 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
  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
  UC1019549  Collomia tinctoria Louise Kellogg 1952-7-16 61 Tehama on Boswell Ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); Inner North Coast Ranges, Mendocino National Forest 2133 Comment
  UC1299528  Collomia tinctoria Freed W. Hoffman 1947-6-23 1686 Tehama Government Flat 796 Comment
  HSC16942  Collomia tinctoria Louise Kellogg 1952-7-16 61 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge S of S Yolla Bolly Mtn. 2134 Comment
  UC1198121  Comandra Charlotte M. Wilder 1912-6-18 1891 Tehama Deer Creek Comment
  JEPS94344  Comandra umbellata subsp. californica Vernon H. Oswald and Lowell Ahart 1997-5-14 8433 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 6.7 mi s of Plum Creek Road); Ponderosa Way 1011 Comment
  CHSC101623  Corallorhiza striata David W. Isle 1992-9-3 1636 Tehama Mendocino National Forest. Go W on M4 (Log Springs Rd 23N69.2) to 5000 feet (T23N, R09W, NW cor. Sec. 22) at 23N02.5 Jct. Continue NW up M4 about 1.45 mi. to 23N69L jct (0.2 mi E of Lightning Sp. Tr. jct). On 23N69L. MDB and M. 1645 Comment
  UC1949256  Corallorhiza striata Barbara Ertter with Brad Olson 1991-7-4 10252 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
  CHSC52837  Cordylanthus pilosus subsp. hansenii L. R. Heckard; T. I. Chuang 1971-8-15 2770 Tehama Along Lanes Valley road from Paynes Creek, about 0.9 mile north of junction with route 36 (near paynes Creek). 609 Comment
  JEPS68351  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2792 Tehama about 8 mi w Red Bluff (Reeds Creek rd) 213 Comment
  CHSC78395  Cordylanthus pringlei Vernon H. Oswald 2000-7-10 9935 Tehama Forest Route 35 5.3 mi west of Stuart Gap. 1712 Comment
  JEPS101504  Cordylanthus tenuis subsp. viscidus Dean W. Taylor 1997-6-10 16049 Tehama Pine Creek, ca. 8 miles west of Cottonwood; along Benson Road 182 Comment
  UCD117172  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Between Morgan and Morgan Summit. 1676 Comment
  HSC74943  Cornus sericea subsp. sericea J. P. Smith, Thomas W. Nelson 1979-6-24 10166 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  UC1122761  Cornus sericea subsp. sericea P. L. Johannsen 1936-8-26 1001 Tehama at e. side of Paynes Creek Quad. Deer Creek; Lassen Nat'l Forest, Paynes Creek Quad., Deer Creek Comment
  CHSC48306  Cornus sessilis Vernon Oswald 1985-6-10 1823 Tehama E side of Hwy 32 at Chico Creek. 1048 Comment
  SEINET13711256  Cornus sessilis Lowell William Ahart, Lowell William Ahart 2001-1 9184 Tehama E Side Hwy 32 4 Mi. By Rd. S of Bridge across Deer Creek (T27N, R3E, S 36, SE 1/4) 4000 Ft. 1219 Comment
  SEINET5544809  Cornus stolonifera H. S. Gentry, S. Koch 1962-1 19779 Tehama Deer Creek, 4 mi. south of junction of Routes 32 and 89 (or 36). 1219 Comment
  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
  UC1001335  Crepis acuminata Louise Kellogg 1952-7-17 78 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat'l. For., Middle Eel-Yolla 2438 Comment
  CHSC90399  Crepis intermedia Niall McCarten; Roxanne Bittman 1986-6-15 5435 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Forest Rd. 25N29. 2011 Comment
  UC1037399  Crepis occidentalis Douglas Barbe 1955-7-22 244 Tehama 3 mi w Oven Lid (on trail to Square Lake, w Tehama Co.) 2072 Comment
  CAS-BOT-BC376553  Crepis occidentalis subsp. conjuncta P. A. Munz 1951-7-26 16938 Tehama East slope of South Yolla Bolly Pk. 2346 Comment
  CHSC40631  Crocidium multicaule J. D. Jokerst; H. Wurlitzer 1984-3-18 1941 Tehama On ridge south of Pine Cr. north of Pine Cr. Trail, 50 meters n. of the benchmark Pine. Foothills at the south edge of county. 473 Comment
  JEPS121165  Croton setiger Lowell Ahart 2013-8-2 18986 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
  UCD104415  Croton setiger Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6866 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC113321  Crucianella angustifolia Lowell Ahart; John Dittes 2014-5-17 19511 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
  CHSC84295  Crucianella angustifolia Lowell Ahart; John Dittes 2003-6-11 10257 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
  OBI72070  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Rd jctn on hwy 36 16.5 mi W of Red Bluff 244 Comment
  UC1950065  Crypsis alopecuroides Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  CHSC106858  Crypsis schoenoides Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland. 152 Comment
  CHSC72415  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1998-10-27 9689 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at Dead Rabbit Lake. On the bed of the lake. 542 Comment
  CHSC86021  Crypsis schoenoides Jenny Marr; Caroline Warren 1998-4-15 Tehama Vicinity of upper Salt Creek. 182 Comment
  SEINET1910009  Crypsis schoenoides Barbara Ertter, Elizabeth Nesse, Laura Fujii, Dawn Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CHSC83089  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A 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
  UCD145296  Crypsis vaginiflora Barry Hammel 1976-8-5 428 Tehama Black Butte Lake. 213 Comment
  UCD161947  Cryptantha G. Ledyard Stebbins 1972-6-18 9000 -A Tehama Near summit of Tedoc Mountain, north end of Yolla Bolly Range. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  JEPS102433  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
  CDA20827  Cryptantha crinita Stoffel 2006-5-4 PDR 1411608 Tehama Northern California; Hooker Creek Rd in Cottonwood. Comment
  CHSC84665  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11634 Tehama Lassen National Forest, Ishi Wilderness. Road 28N29. Roadcut on a SW facing slope. 1121 Comment
  CHSC113314  Cryptantha flaccida Lowell Ahart; John Dittes 2014-5-17 19502 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
  CHSC84080  Cryptantha flaccida Lowell Ahart; John Dittes 2003-5-12 10125 Tehama Along a wash, on the northwest side of the poor dirt road, just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 Comment
  JEPS94180  Cryptantha flaccida Vernon Oswald and Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. w. of Newville (2.2 mi. n. of the Glenn-Tehama conty line, 1.9 mi. s. of Round Valley Rd.); Inner N. Coast Ranges 213 Comment
  RSA21496  Cryptantha intermedia C. B. Wolf 1937-5-15 8678 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  RSA90793  Cryptantha intermedia M. S. Baker 1953-5-9 12579 Tehama Logging road west of Paskenta near 6 mile post. Comment
  RSA91651  Cryptantha intermedia Milo S. Baker 1953-5-30 12671 Tehama Logging road west of Paskenta near 5 mile post Comment
  SDSU20595  Cryptantha intermedia var. intermedia Ronald B. Kelley 2005-5-29 823 Tehama 5.4 miles west of Paskenta on Toomes Campe Rd., southwest side of road. Cut slope (northeast facing). 498 Comment
  JEPS103424  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 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
  JEPS18340  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-5-31 12714 Tehama w of Paskenta (near 5 mi post, w Tehama County) Comment
  UC1023449  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-7-12 12912 Tehama w of Paskenta (near 15 mi post in forest, w Tehama County) 1219 Comment
  RSA0079607  Cryptantha muricata var. muricata E. R. Chandler 1968-5-2 3675 Tehama Ventura County, R33, Ventura River watershed, 5 miles above Wheelers Gorge Campground, near water trough at rest area. Comment
  UC1010377  Cryptantha simulans Milo S. Baker and H. K. Wagnon 1953-7-11 12826 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  JEPS108881  Cryptantha torreyana Lowell Ahart 2006-7-19 13022 Tehama Just W of the dirt road, E of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) SE of Colby Mountain, about 4 3/4 miles (air) NE of Butte Meadows. 1503 Comment
  RSA719181  Cryptantha torreyana L. Ahart 2006-7-19 13022 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  JEPS13941  Cuscuta californica Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5360 Tehama 11.3 mi (by road) nw Paskenta 1097 Comment
  SBBG119737  Cuscuta californica L. Ahart 2004-6-11 11017 Tehama NW of the Nomalaki Trail, ca. 100 yds N of Bowers Crk, ca. 0.75 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 553 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
  CDA39913  Cuscuta californica var. californica L. Ahart 2004-6-11 11017 Tehama Northwest 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. Comment
  RSA755210  Cuscuta californica var. californica L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16312 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
  UC1564737  Cuscuta howelliana Vernon H. Oswald 1989-7-24 3892 Tehama ca 8 air mi e Mineral (n of Hwy 36, on the e shore of Wilson Lake); Wilson Lake 1606 Comment
  CHSC66097  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1996-5-27 7638 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  HSC82447  Cynoglossum occidentale Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5049 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  UC1010372  Cynoglossum occidentale Milo S. Baker and H. K. Wagnon 1953-7-11 12842 Tehama on County Rd. 3 mi. beyond Whitlock Camp; W. Tehama Co. 1524 Comment
  RSA90824  Cynoglossum occidentale Milo S. Baker, H. K. Wagnon 1953-7-11 12842 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC66138  Cynosurus echinatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7512 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 198 Comment
  JEPS88111  Cynosurus echinatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7512 .1 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 198 Comment
  CDA38935  Cyperus bipartitus L. Ahart, John Dittes 2003-9-17 10594 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  JEPS127259  Cyperus bipartitus Lowell Ahart, John Dittes 2016-8-25 21278 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
  CHSC84590  Cyperus difformis Lowell Ahart; John Dittes 2003-9-17 10595 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
  CHSC40799  Cyperus eragrostis Pauleen Broyles 1982-5-24 657 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch in e pasture, .5 km south of Lassen Road. 66 Comment
  UC704292  Cyperus eragrostis Frank A. Pitelka 1943-6-15 202 Tehama 2 mi. s.e. Beegum 502 Comment
  RSA0035325  Cyperus erythrorhizos Lowell Ahart, John Dittes 2010-10-4 17288 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
  CHSC66887  Cyperus flavescens Vernon H. Oswald; Lowell Ahart 1996-9-4 8270 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 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
  JEPS104235  Cyperus squarrosus Lowell Ahart 2003-9-17 10597 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
  CDA38896  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10596 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC88786  Cyperus strigosus Jenny Marr 1993-8-1 189 Tehama Tehama/Shasta County. Battle Creek Wildlife Area, +/- 20 air miles NE of the town of Redding. 121 Comment
  JEPS104234  Cyperus strigosus Lowell Ahart 2003-9-17 10596 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
  JEPS88142  Cyperus strigosus Vernon H. Oswald and Lowell Ahart 1996-7-8 7952 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood plain of Paynes Creek e. of mouth of intermittent stream crossing the n.e. corner of parcel); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC90860  Cypripedium fasciculatum D. Isle 2004-7-20 165 Tehama Mendocino National Forest--North Coast Ranges. Th ... Field redacted by CHSC, contact the data manager for more information 1475 Comment
  RSA112907  Cypripedium fasciculatum D. V. Hemphill 1957-8-22 s.n. Tehama Harvey Creek, about 5 miles north of South Yolla Bolly Peak 1067 Comment
  RSA67477  Cystopteris fragilis P. A. Munz 1951-7-18 16685 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CAS-BOT-BC189843  Dactylis glomerata John Thomas Howell 1960-8-20 36249 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  JEPS13265  Danthonia californica var. americana Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5308 Tehama about 1 mi s Oven Lid (butte) (near Somerset); Mendocino National Forest 1767 Comment
  SEINET3926754  Danthonia californica var. americana Rimo C. Bacigalupi, G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5308 Tehama Near Somerset, about 1 miles south of Ovenlid (butte), Mendocino National Forest.; 0 1768 Comment
  UC1025130  Danthonia californica var. americana Douglas Barbe 1955-7-16 163 Tehama sw slope of ridge leading to Ovenlid; Somerset 1767 Comment
  UCD61356  Danthonia unispicata Beecher Crampton 1954-6-16 1999 Tehama Whitlock Camp-Round Mountain area, west of Paskenta. 1219 Comment
  CHSC1639  Darmera peltata E. Morford 1931-4-30 Tehama Rock Creek, Cohasset. Comment
  CHSC2437  Darmera peltata R. Carter 1965-5-15 204 Tehama Found at Deer Creek falls on NW side of river, off Hwy. 32, 9.6 mi. N of intersection with Scout Rd. 1219 Comment
  CHSC91129  Datura stramonium D. Isle 1997-6-19 309 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Red Bluff Diversion Dam, Sacramento River Watershed in Red Bluff. 91 Comment
  CHSC113320  Daucus pusillus Lowell Ahart; John Dittes 2014-5-17 19498 Tehama On the north side of 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
  CAS-BOT-BC9045  Delphinium decorum subsp. tracyi Milo S. Baker 1953-6-12 12858 Tehama West of Paskenta, 5.1 mi. above Whittock Camp on County Road 1676 Comment
  HSC1766  Delphinium hesperium Larry Berti 1969-5-9 64 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC64553  Delphinium nudicaule Vernon H. Oswald; Lowell Ahart 1995-4-3 6594 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 ridge crossing the nw corner of the reserve. 201 Comment
  RSA8255  Delphinium nudicaule Elmer I. Applegate 1932-4-13 7047 Tehama Betw Begum and Rosewood, Dry hills W of Red Bluffs Comment
  RSA90627  Delphinium nudicaule Milo S. Baker, H. K. Wagnon 1953-6-21 12793 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  RSA712750  Delphinium nuttallianum L. P. Janeway 2005-6-12 8421 Tehama High Cascade Range, 0.5km N of Wilson Lake. 1628 Comment
  CHSC23630  Delphinium variegatum B. Garamendi 1974-5-11 46 Tehama Mill/Deer Creek Study Area. 200 ft. s of Mill Creek on Ponderosa Way. 670 Comment
  UCR11243  Delphinium variegatum Wm. Horn Jr. 1967-5-28 670528 6 Tehama Highway 36, 23 mi west of Red Bluff 244 Comment
  CAS-BOT-BC122008  Delphinium variegatum Ella D. Cantelow 1953-5-3 s.n. Tehama North of Redbluff [Red Bluff] 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
  CHSC118399  Delphinium variegatum subsp. variegatum Tim Kask 2016-5-3 270 Tehama Antelope Creek drainage, on McClure Trail, South facing slope. 10T 0599257/4457720 Comment
  CHSC13025  Deschampsia danthonioides M. Meyer 1974-4-4 47 Tehama Found ca. 16 mi n of Chico on Hwy. 99. 70 Comment
  CHSC64646  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1995-4-3 6574 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. In wetland near the w boundary just s of the northern cluster of pools. 207 Comment
  CHSC77971  Deschampsia danthonioides B. Castro; L. P. Janeway 1999-5-5 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. 266 Comment
  HSC74961  Deschampsia danthonioides J. P. Smith, Thomas W. Nelson 1979-6-24 10188 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CAS-BOT-BC201730  Deschampsia elongata Alice Eastwood; John Thomas Howell 1941-7-9 9776 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC523869  Deschampsia elongata C. R. Ball 1932-7-23 661 Tehama just outside (NE) of Mineral (floodplain of N. Fork Battle R. on Lassen Hwy.) 1524 Comment
  UCD63589  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 Comment
  CHSC68942  Descurainia incana Vernon Oswald; Lowell Ahart 1997-7-7 8679 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Near the lookout. 2057 Comment
  CAS-BOT-BC43136  Descurainia pinnata subsp. brachycarpa Milo S. Baker 1940-8-15 9843 Tehama Near cabins Government Flat. Comment
  JEPS104325  Dianthus armeria subsp. armeria Lowell Ahart 2003-6-11 10241 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
  CHSC55510  Dicentra formosa L. P. Janeway 1991-4-18 3911 Tehama On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  JEPS9570  Dicentra formosa Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  UC2031500  Dicentra formosa Barbara Ertter with Brad Olson 1991-7-6 10373 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
  UCR123334  Dicentra pauciflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6892 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
  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
  CAS-BOT-BC483639  Dichelostemma capitatum Anthony J. Desch; Bryon Cariss 1988-3-26 16 Tehama 17.5 miles east of Tehama/Shasta Co. line o nRt. 36 24 Comment
  CHSC64247  Dichelostemma capitatum subsp. capitatum Lisa Krajcirik 1990-3-24 3 Tehama Ca. 1 mi e of Hwy 99W ca. 1000 ft n Thomes Creek. 91 Comment
  HSC35337  Dichelostemma capitatum subsp. capitatum R. M. Sullivan 1975-5-4 53 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  UCSB21825  Dichelostemma capitatum subsp. capitatum Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  JEPS110420  Dichelostemma congestum Lowell Ahart 2006-7-11 12957 Tehama Meadow area south of the dirt road, about 50 yards southeast 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
  UC1949277  Dichelostemma multiflorum Barbara Ertter with Brad Olson 1991-7-4 10274 Tehama Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin jct ca 28 airmiles W of Corning Comment
  UCR263460  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 Tehama northwest side of Dry Fork Creek northwest of the junction of Hwy 36 and Route A5 (Bowman Road) c. 15 air miles west-northwest of Red Bluff, on Reed property 183 Comment
  HSC101765  Digitaria sanguinalis J. P. Smith 2011-9-23 13429 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  CAS-BOT-BC153655  Diplacus jepsonii John Thomas Howell 1960-8-19 36126 Tehama Brokeoff Mt. Trail 2346 Comment
  CHSC62648  Diplacus kelloggii Vernon H. Oswald; Lowell Ahart 1994-3-8 5983 Tehama Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta. 390 Comment
  CHSC79579  Diplacus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
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Mar 10 2006
  CHSC57245  Diplacus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 at Plumas Co. line. 1493 Comment
  SEINET194975  Diplacus torreyi A. A. Heller 1938-1 15176 Tehama Along State Hwy 36 a short distance W of the Plumas County line 1463 Comment
  CHSC41104  Diplacus tricolor Pauleen Broyles 1982-4-20 426 Tehama The Nature Conservancy Vina Plains Preserve. 68 Comment
  HSC85889  Dodecatheon clevelandii subsp. patulum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 57 Tehama Rte. 36, mile marker 51.50, 10 mi. E of Red Bluff 300 Comment
  UCD118825  Dodecatheon clevelandii subsp. patulum Roman Gankin; W. R. Hildreth 1966-3-16 711 Tehama On Toomes Camp Road, 3.3 miles west of Paskenta. Comment
  CHSC57494  Dodecatheon hendersonii S. R. Mitchelson 1987-4-12 10 Tehama Ca 1.2 km nw of Black Butte. 900 Comment
  HSC17887  Dodecatheon hendersonii K. P. St. John 1965-5-7 37 Tehama 4 mi. W of Mineral on Hwy.36 Comment
  RSA39731  Dodecatheon hendersonii P. A. Munz 1947-5-18 11855 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  CHSC79975  Downingia bella B. Castro; L. P. Janeway 2000-5-11 1165 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC64702  Downingia bicornuta var. bicornuta Vernon H. Oswald 1995-5-2 6704 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. On the w side of Dales Lake. 213 Comment
  UC765401  Downingia bicornuta var. bicornuta R. F. Hoover 1937-5-19 2292 Tehama s of Red Bluff (Coyote Creek bridge); Coyote Creek Comment
  CHSC64607  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1995-4-17 6648 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 Dales Lake and the w boundary of the reserve. 213 Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  JEPS105197  Downingia pusilla Dean W. Taylor 1995-5-12 14901 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC64344  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart 1995-2-13 6482 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 an old abandoned road paralleling the e boundary, on the high point of a basalt ridge running through the ne corner of the reserve. 228 Comment
  CHSC102799  Drymocallis glandulosa var. glandulosa Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16325 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
  JEPS96069  Drymocallis glandulosa var. reflexa Vernon H. Oswald and Lowell Ahart 1996-5-6 7514 Tehama BLM Parcel along Highway 36 NE of Red Bluff, Hog Lake Plateau, Cascade Range Foothills. 182 Comment
  UC1037362  Drymocallis lactea var. austiniae Douglas Barbe 1955-7-16 180 Tehama on east ridge leading to summit South Yolla Bolly Mountain (Mt. Linn) (Klamath Mountains); , South Yolla Bolly Mountain 2286 Comment
  UCD136422  Dryopteris arguta Dean W. Taylor 1976-7-9 6041 Tehama At headwaters of Cub Creek. 1859 Comment
  HSC1782  Dudleya cymosa Larry Berti 1969-5-9 87 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC117620  Dysphania botrys Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21367 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. 1963 Comment
  CHSC61973  Dysphania pumilio Vernon H. Oswald 1993-9-7 5925 Tehama Lassen Volcanic National Park. Lassen Chalet at the Southwest Entrance Station. Weed on N edge of the parking lot. 2049 Comment
  JEPS124011  Dysphania pumilio Lowell Ahart, John Dittes 2015-8-5 20458 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-BC197082  Echinochloa crus-galli Virginia E. Long 1931-8-14 102 a Tehama Corning 79 Comment
  UC585532  Echinochloa crus-galli Virginia E. Long 1931-8-14 102 a Tehama Corning 79 Comment
  JEPS105964  Echinochloa muricata Lowell Ahart 2004-6-28 11129 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 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
  CHSC78909  Echinodorus berteroi Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC116229  Elatine Lowell Ahart 2015-6-22 20263 Tehama About 1/4 dmile 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
  CDA34225  Elatine brachysperma L. Ahart, J. Dittes 2010-7-17 16845 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. Comment
  CHSC78830  Elatine californica Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 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
  CHSC115556  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20411 Tehama Northwest strand of Wilson Lake, east of County Road 769, 2.05 air-miles north-northeast of Gurnsey Creek Compground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  JEPS104428  Eleocharis flavescens var. flavescens Lowell Ahart 2003-9-17 10600 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
  CHSC40804  Eleocharis macrostachya Pauleen Broyles 1982-5-26 669 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch in e pasture near confluence with Singer Creek. 66 Comment
  CHSC77397  Eleocharis macrostachya L. P. Janeway; B. Castro 1999-6-24 6481 Tehama Along the south edge of South Fork Cottonwood Creek. 335 Comment
  HSC1657  Eleocharis macrostachya Larry Berti 1969-5-9 75 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS88253  Eleocharis macrostachya Vernon H. Oswald and Lowell Ahart 1996-5-27 7644 Tehama NW of Corning (CDFG parcel on S side of Gyle Rd, along the pipeline ca. 0.3 mi N of the S boundary); Sacramento Valley, N side, Thomes Creek Ecological Reserve 100 Comment
  UC1795600  Eleocharis quadrangulata G. F. Hrusa, J. Hart 1999-4-29 15027 Tehama Coyote Creek Conservation Area, S. of Red Bluff 152 Comment
  UCR148815  Eleocharis quadrangulata G. Fred Hrusa, J. A. Hart 1999-4-29 15027 Tehama Sacramento Valley, Coyote Creek Conservation Area, south of Red Bluff 152 Comment
  CHSC80096  Eleocharis radicans L. P. Janeway; B. Castro 2000-5-11 6714 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  CDA2035  Eleusine indica D. R. Hill 1970-9-1 Tehama Wilcox Oaks Golf Course, 2 miles north of Red Bluff. 0 Comment
  CDA34721  Elodea canadensis L. Ahart, John Dittes 2010-7-19 16888 Tehama About 10 yards south 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. Comment
  RSA141282  Elymus elymoides J. M. Tucker, L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2466 Comment
  UCD61487  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain. 2465 Comment
  CAS-BOT-BC227934  Elymus elymoides John Thomas Howell 1960-8-18 36082 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 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
  CHSC66516  Elymus glaucus subsp. glaucus Vernon H. Oswald; Lowell Ahart 1996-5-20 7569 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  UCD62334  Elymus glaucus subsp. glaucus A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo, rte. 32, banks above Deer Creek. Comment
  UCD80545  Elymus multisetus CNPS SN Foothill Team 2005-7-1 SNNR 0492 d Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  JEPS1589  Emmenanthe penduliflora W. L. Jepson 1934-5-5 16630 Tehama Beegum, W Tehama County Comment
  JEPS108868  Epilobium brachycarpum Lowell Ahart 2006-7-26 13075 Tehama On the west 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 mile (air) northeast of Butte Meadows 1518 Comment
  UCD169428  Epilobium brachycarpum Lowell Ahart 2006-7-25 13075 Tehama About 5 miles (air) northeast of Butte Meadows, about 2 miles (air) southeast of Colby Mountain, about 20 yards east of where the dirt road crosses Colby Creek, on the west edge of the dirt road. 1518 Comment
  JEPS122048  Epilobium campestre Lowell Ahart, John Dittes 2014-5-18 19519 Tehama About 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  CAS-BOT-BC166838  Epilobium canum subsp. latifolium Milo S. Baker 1940-8-15 9852 Tehama Rocky summit between Mendocino & Tehama Cos. near Anthony Lookout Station Comment
  CHSC33641  Epilobium canum subsp. latifolium M. Merryman; R. Banchero 1979-9-7 38 Tehama Ca. 2.2 mi w of Hwy 32 crossing of Deer Creek. Roadside. 1146 Comment
  CHSC88238  Epilobium ciliatum subsp. ciliatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11199 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
  JEPS105965  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
  CHSC68957  Epilobium ciliatum subsp. glandulosum Vernon Oswald; Lowell Ahart 1997-7-7 8669 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  CHSC109233  Epilobium cleistogamum Robert Fischer 2012-6-3 1059 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. 59 Comment
  CHSC43398  Epilobium cleistogamum Lowell Ahart 1978-5-23 1736 Tehama On the bottom of a vernal pool, near the edge of Foothill Road, about 4 miles east of Red Bluff. 67 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
  JEPS88308  Epilobium densiflorum Vernon H. Oswald and Lowell Ahart 1996-5-20 7599 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  UC107940  Epilobium densiflorum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UCD106285  Epilobium densiflorum Amelie C. Blyth 1950-7-16 1 Tehama 5 miles E of Childs Meadow, on Highway 36 and 89. Comment
  RSA90800  Epilobium foliosum Milo S. Baker 1953-4-26 12574 Tehama 5 mi. W of Paskenta. Comment
  RSA66618  Epilobium glaberrimum subsp. fastigiatum P. A. Munz 1951-7-26 16911 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  JEPS95477  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  CHSC32800  Epilobium minutum James Jokerst 1980-6-18 893 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC82307  Epilobium minutum Lowell Ahart 2002-4-27 9569 Tehama Near a wash and a large rock outcrop, about 100 yards from the east side of Road M2 and 20 yards east of the poor dirt road used to service the pole line, about 350 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC61432  Epilobium obcordatum Vernon H. Oswald; Lowell Ahart 1993-8-18 5828 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. At the N end of the ridge. 2468 Comment
  JEPS39220  Epilobium obcordatum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2865 Comment
  SEINET10632310  Epilobium oreganum Hoffman 1949-7-19 HOFFMAN 3031 Tehama Reagan Meadow. 1245 Comment
  CHSC48617  Epilobium pallidum Vernon Oswald 1986-6-27 2159 Tehama Long Rd. (A6) 5.8 mi ne of Dales, 2.8 mi sw of jct. Lanes Valley Rd. In vernal pool. 304 Comment
  CHSC102804  Epilobium torreyi Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16318 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
  CHSC64715  Epilobium torreyi Vernon H. Oswald; Lowell Ahart 1995-5-16 6724 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station no Hwy. 36, ca. 14 mi ne of Red Bluff. Collected W of Pool 20. 213 Comment
  CHSC94267  Epilobium torreyi Lowell Ahart 2006-7-25 13077 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast 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
  JEPS104469  Epilobium torreyi Lowell Ahart 2003-6-11 10248 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
  JEPS118017  Epilobium torreyi Lowell Ahart, John Dittes 2011-6-9 17444 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  UC1736444  Epipactis gigantea Dean W. Taylor 1972-6-18 1524 Tehama Wells Creek campground, on east side of Mt. Tedoc 914 Comment
  UCD147036  Epipactis gigantea Robert E. Preston 2012-6-18 2878 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  CHSC56962  Equisetum arvense Steven Triano; Stefani Eiben 1988-5-7 155 Tehama Behind Mineral General Store. 1536 Comment
  CHSC77514  Equisetum arvense Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC76501  Equisetum laevigatum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  CHSC77515  Equisetum laevigatum Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CAS-BOT-BC204513  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  POM257061  Eragrostis cilianensis Virginia Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  UCSB25897  Eragrostis cilianensis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 13 miles west of Corning 152 Comment
  SEINET11688671  Eragrostis cilianensis Unknown 1982-1 810 Tehama The Nature Conservancy Vina Plains Preserve, ca 50 m S of Lassen Road 66 Comment
  CDA13583  Eragrostis pectinacea var. pectinacea G. F. Hrusa 1996-8-17 13507 Tehama Sacramento Valley; Annual, occasional on outer edges of dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC117732  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2016-8-25 21286 Tehama Along the west edge of the Sacramento River, 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
  SD211509  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, et al 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
  CHSC92153  Eriastrum brandegeeae J. Molter 1993-7-20 767 C Tehama Along edges of Pettyjohn Rd. (Long grade). Comment
  CHSC32158  Ericameria greenei James Jokerst 1980-8-22 1104 Tehama North Coast Ranges. Near Mt. Linn. Comment
  UC1609134  Ericameria greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5897 Tehama ridge running e Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CHSC35638  Ericameria linearifolia R. E. Preston 1982-4-6 222 Tehama Ca. 1/2 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. Comment
  CAS-BOT-BC294312  Ericameria nauseosa var. speciosa H. F. Copeland 1920-8-24 221 Tehama Big summit divide of Butte, Tehama & Plumas Co's 1828 Comment
  CHSC56523  Ericameria nauseosa var. speciosa Steven Triano 1988-9-18 254 Tehama Adjacent to mixed conifer forest community along Hwy. 32 ca 36.7 mi n of its jct. with Hwy. 99. 1219 Comment
  JEPS127106  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21365 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
  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
  UC1299306  Ericameria ophitidis Freed W. Hoffman 1950-7-3 3570 Tehama about 2 mi ne White Rock Ranger Station (extreme western Tehama County); North Coast Ranges Comment
  CAS-BOT-BC299497  Ericameria ophitidis N. Wynne; M. Peckham; J. Bamesberger 1994-4-10 58 Tehama Begham Creek Bridge 6-57 Trail along ridge above Creek Comment
  UCSB63984  Erigeron canadensis Jokerst, James; Donovan, Jeri 1981-9-3 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
  HSC75378  Erigeron compositus J. O. Sawyer, K. A. Sawyer 1980-6-18 3445 Tehama S of N Yolla Bolly Peak. 2348 Comment
  JEPS76260  Erigeron compositus Todd Keeler-Wolf 1977-9-10 661 Tehama near summit Mt Linn; South Yolla Bolly Mountains 2459 Comment
  CHSC61403  Erigeron elegantulus Vernon H. Oswald; Lowell Ahart 1993-8-18 5839 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  LA37828  Erigeron inornatus J. M. Tucker; L. K. Mann 1959-7-19 3540 Tehama South Yolla Bolly Mountain 1920 Comment
  JEPS117336  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
  CHSC115574  Erigeron lassenianus var. lassenianus Lowell Ahart; John Dittes 2015-8-6 20499 Tehama Northwest of the pond, in the camping area, 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. 1498 Comment
  CHSC68804  Erigeron lassenianus var. lassenianus Vernon Oswald; Lowell Ahart 1997-6-10 8557 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground. 1821 Comment
  JEPS101366  Erigeron lassenianus var. lassenianus Dean W. Taylor 1997-6-25 16098 Tehama margin of Pear Lake; Lassen National Forest 1920 Comment
  CHSC102453  Eriodictyon californicum L. P. Janeway; B. Castro 2009-4-25 9765 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  CHSC60282  Eriodictyon californicum L. P. Branham 1975-5-1 25 Tehama Ca. 15 m e Tombs Camp Rd and 2.6 mi w of Paskenta. 350 Comment
  CHSC75380  Eriodictyon californicum Ben Myhre 1997-4-25 29 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC88932  Eriodictyon californicum 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
  JEPS88280  Eriodictyon californicum Vernon H. Oswald and Lowell Ahart 1996-5-6 7531 Tehama Hog Lake Plateau BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  SEINET14589905 Image available Eriodictyon californicum Anthony Baniaga 2011-6-3 300 Tehama Lassen National Forest. Along 28N29. Barkley MTN quad. T27N R2E sec 15 NE of SW 1060 Comment
  CHSC101410  Eriogonum compositum var. compositum David Isle 1992-7-29 1550 Tehama Rocky open flat E of first drainage coming down Forks Ridge into Auger Ck Watershed. 1676 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
  CHSC85286  Eriogonum dasyanthemum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 781 Tehama Inner North Coast Range; ca. 3.9 air-miles west by southwest of Paskenta, ca. 3.6 air-miles south by southeast of Eagle Peak, ca. 1.4 air-miles north of confluence of Thomes Creek and Mill Creek; Crowfoot Point, south of Toomes Camp Road. Road edge. 576 Comment
  UCR263628  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-5 10321 Tehama Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], c. 15 air miles west-northwest of Red Bluff 213 Comment
  SBBG61969  Eriogonum dasyanthemum unknown 1924-9-20 Tehama Corning Comment
  SD211669  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22), 9.3 miles west of Paskenta jct, ca. 25 airmiles west of Corning. 945 Comment
  JEPS76659  Eriogonum libertini L. R. Heckard 1972-6-17 2695 Tehama nw side of Tedoc Mt., along new road around w of of mountain Tedoc Mt. 1280 Comment
  RSA700223  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
  RSA0005062  Eriogonum libertini James L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1387 Comment
  SEINET7545225  Eriogonum libertini J. L. Reveal 1978-1 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 mi. S. of California Hwy 36 (Beegum Road) and 0.9 mi. N of Tedoc Gap 1387 Comment
  CHSC85275  Eriogonum lobbii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 809 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake; downslope of trail. 2147 Comment
  UC1609135  Eriogonum lobbii var. lobbii Vernon H. Oswald and Lowell Ahart 1993-9-2 5902 Tehama ridge running e from Mt. Linn (ca. 20 mi (air) nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC259395  Eriogonum luteolum James L. Reveal 1978-7-19 4789 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386 Comment
  CAS-BOT-BC261706  Eriogonum nudum var. oblongifolium R. E. Frenkel 1964-9-30 911 Tehama On California Hwy. 36, 4.3 miles west of Mineral 1356 Comment
  CHSC117621  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21366 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. 1963 Comment
  CHSC66635  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1996-7-15 8058 Tehama W side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. 1389 Comment
  CHSC80678  Eriogonum nudum var. pubiflorum Lowell Ahart 2001-6-14 8831 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS56541  Eriogonum plumatella W. G. Wright 1925-7-12 Tehama Mineral 2438 Comment
  UC1025125  Eriogonum spergulinum var. reddingianum Douglas Barbe 1955-7-17 207 Tehama 1 mi s on the county road Toomes Camp 1889 Comment
  CAS-BOT-BC262771  Eriogonum strictum var. proliferum P. A. Munz 1951-7-26 16923 Tehama East flank of South Yolla Bolly Pk. 2316 Comment
  CAS-BOT-BC267415  Eriogonum tripodum R. F. Hoover 1938-6-10 3591 Tehama N. of Jelley's [Jellys] Ferry 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
  JEPS13905  Eriogonum tripodum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5363 Tehama 8.4 mi n and w along lumber-truck road Paskenta 762 Comment
  UC1735890  Eriogonum tripodum Dean W. Taylor 1992-6-18 12805 Tehama Valentine Ridge, along Forest Road 25N01 Comment
  UC1001334  Eriogonum umbellatum var. humistratum Louise Kellogg 1952-7-17 77 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest 2438 Comment
  SBBG1651  Eriogonum ursinum H. and M. Dearing 1938-6-25 2127 Tehama Battle Crk Comment
  CAS-BOT-BC308199  Eriophyllum lanatum var. grandiflorum Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC80593  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2001-6-8 8761 Tehama West side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS34491  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1934-5-4 16623 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
  JEPS61404  Erodium botrys Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  SEINET14188802  Erodium brachycarpum R. R. Halse 2016-1 9650 Tehama Along Newville Rd ca. 8.2 mi NW of its junction with Interstate Hwy 5 at Orland; NE end of Black Butte Reservoir, near spillway to Stony Creek 113 Comment
  HSC35359  Erodium cicutarium R. M. Sullivan 1975-5-4 54 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  CHSC65414  Eryngium alismifolium Vernon Oswald 1984-7-16 1590 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC64935  Eryngium articulatum Vernon H. Oswald 1995-7-12 7062 Tehama Hwy. 36 16.6 mi W of Red Bluff. Locally abundant on the dry bed of a vernal pool. 228 Comment
  JEPS118674  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital. Red Bluff E 7.5' quad. Comment
  RSA795264  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At south end of Red Bluff, between railroad and Highway 99W 0.25 miles south of its intersection with on/off ramps for Highway I-5, opposite St. Elizabeth s Hospital. 88 Comment
  UC765823  Eryngium articulatum R. F. Hoover 1936-5-21 1176 Tehama 5 mi. s. Cottonwood Comment
  HSC93658  Eryngium castrense G. Fred Hrusa, J. Hart 1998-5-20 14422 Tehama Coyote Creek Conservation Area, ~1 mi W of Paskenta Rd., ridge above Coyote Creek wash 110 Comment
  JEPS96066  Eryngium castrense Vernon H. Oswald and Lowell Ahart 1996-7-8 7988 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  JEPS97295  Eryngium castrense Vernon H. Oswald and L. Ahart 1995-6-13 6853 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, adobe clay 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
  UCD21119  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 295 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW006. Comment
  UCD77684  Eryngium castrense Robert E. Preston 2005-7-9 2362 Tehama Ca. 7 mi NE of Red Bluff, at Hog Lake. 264 Comment
  OBI8970  Eryngium castrense Robert F. Hoover 1968-5-27 11102 Tehama 10 mi west of Corning Comment
  CHSC21476  Erysimum capitatum var. capitatum M. S. Taylor 1975-7-17 858 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwy 32, 36, and 89. 1828 Comment
  CHSC27733  Erysimum capitatum var. capitatum W. K. Cheechov 1978-3-24 7 Tehama Ca. 220 ft nw of Pettyjohn Rd., 6.0 mi wsw of Reeds Creek Rd., 18.5 mi w of Red Bluff. 271 Comment
  CHSC65048  Erysimum capitatum var. capitatum Vernon H. Oswald; Lowell Ahart 1995-7-17 7095 Tehama High Cascade Range. Forest Road 29N22 2.4 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1780 Comment
  HSC6777  Erysimum capitatum var. capitatum R. Spellenberg 1964-6-18 471 Tehama 6 mi. SW of Mineral, Hwy. 36 Comment
  RSA101879  Erysimum capitatum var. perenne G. B. Rossbach, Ruth P. Rossbach 1938-7-20 890 a/b Tehama Just S of Soda Springs, Lassen Volcanic Nat. Park. Comment
  UC1034888  Erysimum perenne G. B. and R. P. Rossbach 1938-7 890 a & b Tehama just s Soda Spring; Lassen Volcanic Nat. Park Comment
  CHSC54112  Erythranthe bicolor Vernon H. Oswald 1991-5-20 4603 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC55594  Erythranthe glaucescens Steven Triano 1988-4-17 67 Tehama Along e side of Hwy. 32 ca 14.7 mi n of Forest Ranch. 984 Comment
  SD131950  Erythranthe glaucescens Barbara Errter 1989-5-3 8446 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side of Deer Creek ca 20 airmiles SW of Chester 975 Comment
  CHSC90417  Erythranthe guttata Niall McCarten; Roxanne Bittman 1986-6-14 5335 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  CAS-BOT-BC153599  Erythranthe moschata Susan W. Hutchinson 1933-7-23 5600 Tehama Near the Mineral entrance to Lassen National [Part] Park 1965 Comment
  CHSC42217  Erythranthe nasuta Karen Hamilton 1986-3-22 11 Tehama 137 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
  UC2046332  Erythranthe nasuta Barbara Ertter with James Shevock 1993-4-30 11633 Tehama Jellys Ferry Road along Sacramento River 10 miles NE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC31485  Erythronium californicum S. Horner 1979-4-19 479 Tehama Just sw of Saddle Camp. Shasta-Trinity NF/Ylla Bolla RD. 990 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
  UC505157  Erythronium californicum R. M. Holman 1933-4-23 Tehama about 5 mi e Beegum (on old road from Red Bluff) 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
  JEPS96554  Erythronium purpurascens Dean W. Taylor 1997-6-25 16109 Tehama open slopes between Forest Road 28N70 and Turner Lake; Lassen National Forest 1920 Comment
  SBBG57772  Erythronium purpurascens H. and M. Dearing 1938-6-23 206 Tehama 15 mi E of Mineral Comment
  CAS-BOT-BC504363  Erythronium purpurascens John Thomas Howell 1961-6-20 36575 Tehama Sulphur Works entrance station, Lassen Volcanic National Park 2011 Comment
  HSC1749  Eschscholzia californica Larry Berti 1969-3-22 54 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  HSC95766  Eschscholzia californica Laura Hagenauer 2002-4-6 23 Tehama Across the road from the Hogg Lake Botanical Preserve 268 Comment
  SEINET9314578  Eschscholzia lemmonii George Hrusa, Hart, J. 2000-4-8 15307 Tehama Coyote Creek Conservation Area Comment
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Jul 13 2018
  CDA15861  Eschscholzia lobbii G. F. Hrusa, J. Hart 2000-4-8 15307 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CAS-BOT-BC310407  Eucephalus breweri John Thomas Howell 1960-8-19 36132 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  SEINET4535580  Euphorbia Leila M. Shultz 1990-5-3 11321 Tehama North Coast Ranges, Mendocino Forest 305 Comment
  UCD142635  Euphorbia nutans Merrill 1929-8-1 s.n. Tehama Red Bluff. Comment
  CDA33320  Euphorbia oblongata Ed Finley & Dave Stoffel 2010-5-5 PDR# 1303787 Tehama In the vicinity of Los Molinos. In a field south of North Fork Mill Creek near Fox Street, west of State Route 99. 0 Comment
  RSA739807  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence, sand bar in active floodplain of Sacramento River. 63 Comment
  CDA32789  Euphorbia oblongata Ed Finley, Dave Stoffel 2010-5-5 PDR# 1303788 Tehama In the vicinity of Los Molinos. In a field south of North Fork Mill Creek near Fox Street, west of State Route 99. 0 Comment
  UCD142648  Euphorbia ocellata Robin Fallscheer; Joyce Lacey 1981-6-11 s.n. Tehama Ca. 4 miles west of Paskenta, then 1 mile south of private ranch road. 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
  JEPS94247  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-14 9040 Tehama Highway 36 w of Red Bluff, 1.3 mi w of Cannon Road Red Bluff; Highway 36 274 Comment
  CHSC77533  Euthamia occidentalis Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  CHSC83311  Euthamia occidentalis Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. Valley bottom. 243 Comment
  CHSC84618  Euthamia occidentalis Lowell Ahart; John Dittes 2003-9-17 10572 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
  SEINET9360797  Evax caulescens Unknown 1953-4-29 1153 Tehama 2mi N of Vina, along US Highway 99E. Growing at the edge and sides of vernal pool UC Davis Herbarium Comment
  UCD32604  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  CHSC68979  Festuca idahoensis Vernon Oswald; Lowell Ahart 1997-7-7 8675 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  UCR123527  Festuca occidentalis George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6893 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
  UCD66279  Festuca roemeri J. M. Tucker; L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1920 Comment
  UCSB63929  Festuca temulenta Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy 36 NE of RedBluff; T28N R3W SW1/4 SW1/4 Sect. 13; Cascade Range Foothills; Hog Lake Plateau 198 Comment
  CAS-BOT-BC437044  Fragaria vesca subsp. bracteata unspecified 1900-5-27 s.n. Tehama Manton Comment
  CAS-BOT-BC447520  Fragaria virginiana var. platypetala C. R. Quick 1950-6-17 50 -26 Tehama Adjacent to Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest Comment
  HSC71864  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson 1980-6-22 5785 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  HSC59877  Frangula californica subsp. tomentella J. P. Smith, J. O. Sawyer 1975-6-1 8176 Tehama Hwy. 36, 12 mi E of the John Tanner Bridge Comment
  CHSC65116  Frangula rubra Vernon H. Oswald; Lowell Ahart 1995-7-31 7169 Tehama Cascade Range Foothills. ane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. 533 Comment
  CAS-BOT-BC55736  Frangula rubra subsp. rubra D. Showers 1979-7-9 DS 4276 Tehama west facing ridge below Windy Point east of Ski Chalet, Lassen Volcanic National Park 2072 Comment
  UC1949132  Frasera speciosa Barbara Ertter with Brad Olson 1991-7-6 10425 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
  CHSC65700  Fraxinus dipetala Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7269 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common shrub on a rocky, N-facing slope on the S side of Paynes Creek, in the NE corner of the plateau. 213 Comment
  CAS-BOT-BC212400  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama Near 8 mi. post, logging road west of Paskenta Comment
  CAS-BOT-BC212403  Fremontodendron californicum Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC212407  Fremontodendron californicum Doris Kildale Gillespie 1930-5-9 9282 Tehama 2 miles east of Paynes Creek on Susanville Road Comment
  CAS-BOT-BC212412  Fremontodendron californicum C. Hart Merriam 1907-9-18 s.n. Tehama South rim Battle Creek, canyon above Payne Creek Comment
  CAS-BOT-BC212966  Fremontodendron californicum A. A. Heller 1937-6-25 16163 Tehama Top of the Ridge several miles east of Payn's Creek. Comment
  UC871661  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama ridge w of Paynes Creek 548 Comment
  CHSC105503  Fremontodendron californicum subsp. californicum Lowell Ahart; John Dittes 2010-7-17 16869 Tehama On dry rocky soil, south of the fence, about 130 yards southeast of the pond, south of the Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC55305  Fritillaria affinis L. P. Janeway 1991-3-28 3860 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  CHSC7085  Fritillaria pluriflora D. C. Burns 1969-3-17 8 Tehama Sec. Rio de Los Molinos Rancho, 200 yds. E of Hwy. 99E, 100 yds. N of Deer Creek. 60 Comment
  CHSC57012  Fritillaria recurva Steven Triano 1988-4-17 77 Tehama Ca. 30 ft w of Hwy. 32 and 16.6 mi n of Forest Ranch. 1091 Comment
  CHSC87536  Fritillaria recurva R. D. Fischer 2004-4-18 128 Tehama Chico. Sierra Nevada along Hwy 32 between Potato Patch and Elam campgrounds. North of Deer Creek Falls on a roadcut, west side of rd., facing creek. UTM: 10628990E 4452925N. 1240 Comment
  CAS-BOT-BC508141  Fritillaria recurva A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  RSA126013  Fritillaria recurva E. K. Balls 1957-5-23 22521 Tehama Alder Camp, Highway 32, about 6 miles southwest from junction with Highway 89 1189 Comment
  CHSC114628  Galium ambiguum J. Kierstead 1990-5-2 90 -46 Tehama Yolla Bolla R.D. West side of Tedoc Mtn. USFS Rd. 45, milepost 11. 1280 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
  CHSC44232  Galium ambiguum var. ambiguum Vernon Oswald 1988-6-27 3526 Tehama Trail between Ides Cove Trailhead and 25N16 along the E side of the Yolla Bolly - Middle Eel Wilderness W of Paskenta. 2133 Comment
  RSA202683  Galium andrewsii subsp. andrewsii L. T. Dempster, G. Ledyard Stebbins 1964-6-13 3995 Tehama Toomes Camp Rd, W of Paskenta. Comment
  RSA90807  Galium andrewsii subsp. andrewsii Keith Wagnon 1953-5-3 12666 Tehama W of Paskenta along logging road. Comment
  CHSC65769  Galium aparine Vernon Oswald; Lowell Ahart 1996-4-8 7334 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bluff on the N side of the Sacramento River just downstream from the mouth of Paynes Creek. 91 Comment
  JEPS13239  Galium bifolium Rimo Bacigalupi 1955-7-17 5340 Tehama ridge-top close to head of Snake Ridge ((lateral ridge)); Mendocino Nat'l Forest 1874 Comment
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Jun 15 2007
  JEPS6509  Galium bifolium W. L. Jepson 1927-6-24 12326 Tehama Mineral 1524 Comment
  CHSC61705  Galium grayanum var. grayanum Vernon H. Oswald; Lowell Ahart 1993-9-2 5906 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  JEPS13253  Galium grayanum var. nanum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5320 Tehama exposed ridge-top e Mt. Linn summit; South Yolla Bolly Mountain 2346 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
  RSA158039  Galium grayanum var. nanum J. M. Tucker, L. K. Mann 1959-7-19 3541 Tehama At summit. S Yolla Bolly Mtn. 2466 Comment
  CHSC107253  Galium murale Lowell Ahart; John Dittes 2011-6-9 17464 Tehama In shade under steep bank 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. 75 Comment
  CHSC102468  Galium parisiense L. P. Janeway 2009-6-21 9814 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 Anteloope Creek, near its head. 628 Comment
  CHSC113315  Galium parisiense Lowell Ahart; John Dittes 2014-5-17 19506 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
  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
  JEPS106290  Galium parisiense Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10745 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
  JEPS122128  Galium parisiense Lowell Ahart, John Dittes 2014-5-16 19482 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
  JEPS52952  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3996 Tehama w Paskenta (junction of Eagle Peak and Patton Mills roads) 1143 Comment
  UCD80741  Galium sparsiflorum subsp. sparsiflorum CNPS SN Foothill Team 2005-6-30 SNNR 0449 b Tehama USFS, Lassen National Forest, on the west-facing slope of a ridge leading south of the Lassen Trail. 1068 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
  UC1949137  Galium triflorum Barbara Ertter with Brad Olson 1991-7-4 10237 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
  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
  UC1043545  Garrya congdonii P. C. Everett and E. K. Balls 1954-10-16 20315 Tehama 7.6 mi sw Paskenta (on road to Covelo, about Mud Flat Campground) 701 Comment
  UCD121086  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 704 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  CAS-BOT-BC199069  Garrya elliptica C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  CHSC55496  Garrya fremontii Vivian L. Long 1991-4-13 15 Tehama Ca. 1.4 km s of Digger Creek. 805 Comment
  UC1122710  Garrya fremontii P. L. Johannsen 1936-8-26 996 Tehama 1.25 mi ne Rattlesnake Creek and Deer Creek junction; Lassen National Forest, Paynes Creek Quad. 1097 Comment
  CHSC41050  Gastridium phleoides Pauleen Broyles 1982-5-26 665 Tehama The Nature Conservancy Vina Plains Preserve. Ca. .5 km s of Lassen Road. 66 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
  CHSC102805  Gayophytum diffusum subsp. diffusum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16319 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
  CHSC115807  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2015-8-5 20462 Tehama Poor logging road 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
  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
  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
  JEPS27545  Gayophytum heterozygum W. L. Jepson 1897-7-24 14439 Tehama South Yallo Balley Comment
  UCR130072  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6901 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
  RSA67193  Gayophytum humile P. A. Munz 1951-7-25 16866 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  UC1949123  Geranium carolinianum Barbara Ertter 1991-5-19 9881 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  CHSC40817  Geranium dissectum Pauleen Broyes 1982-4-30 498 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool just nw of barn in s pasture. 62 Comment
  JEPS95697  Geranium molle Vernon H. Oswald and L. Ahart 1995-4-3 6587 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills. 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 on the s edge of the basalt ridge crossing the nw corner 201 Comment
  JEPS69531  Gilia capitata subsp. capitata W. L. Jepson 1899-4-25 15075 Tehama near Rosewood (in the hill country of the Cottonwood Creek and its tributaries); Cottonwood Creek, near Rosewood, Stiver's Ranch Comment
  RSA21511  Gilia capitata subsp. pedemontana C. B. Wolf 1937-5-16 8697 Tehama Northern Sierra Nevada Foothills, Red Bluff Susanville Road, 3 mi. below Paynes Creek P. O. 274 Comment
  JEPS85982  Gilia tricolor subsp. diffusa W. L. Jepson 1932-5-9 16439 Tehama ne Red Bluff; ne of Red Bluff 137 Comment
  JEPS113216  Gilia tricolor subsp. tricolor Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13622 Tehama On the west side 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
  RSA125977  Githopsis diffusa subsp. robusta E. K. Balls 1957-5-24 22540 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  RSA90802  Githopsis diffusa subsp. robusta Keith Wagnon 1953-5-3 12661 Tehama W of Paskenta along logging road. Comment
  JEPS94338  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1997-5-14 8452 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 19.5 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 725 Comment
  CHSC30767  Githopsis specularioides M. S. Taylor; J. D. Jokerst, H. Wurlitzer 1980-4-12 2465 Tehama Howard Wurlitzer Ranch, n side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi e of Meridian Rd, ca. 11 air mi n of Chico. 121 Comment
  JEPS126584  Githopsis specularioides Lowell Ahart, John Dittes 2016-6-22 21041 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
  JEPS97232  Githopsis specularioides Vernon H. Oswald and L. Ahart 1995-4-25 6690 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 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 204 Comment
  SEINET10972187  Githopsis specularioides Ethel K. Crum 1932-5-9 Crum 1439 Tehama Elder Creek, Lowry 305 Comment
  CDA2104  Glyceria declinata L. Ahart, S. M. Hillaire 2004-7-9 11183 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. Comment
  CHSC70923  Glyceria declinata Vernon Oswald; Lowell Ahart 1998-4-27 8978 Tehama Vestal Rd. 4.9 mi west of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. In a roadside ditch. 292 Comment
  CHSC79885  Glyceria declinata L. P. Janeway; B. Castro 2000-4-21 6669 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  CAS-BOT-BC282733  Glyceria elata Milo S. Baker 1953-7-12 12894 Tehama 6.1 mi. from Whitlock Camp along county road 1828 Comment
  CDA28226  Glyceria elata B. Stroup Tehama 0 Comment
  CHSC79884  Glyceria occidentalis L. P. Janeway 2000-4-5 6655 Tehama Vicinity of Rice Creek, west of I-5. 106 Comment
  CHSC77568  Glycyrrhiza lepidota B. Castro; H. West 1999-6-1 941 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 201 Comment
  CHSC115537  Gnaphalium palustre Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20406 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
  CHSC94364  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, 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
  SEINET12765097  Gnaphalium palustre Vernon H. Oswald 1996-6-3 7692 Tehama BLM parcel along Hwy 36 ne of Red Bluff. Cascade Range foothills.; 0 104 Comment
  CAS-BOT-BC303346  Gnaphalium palustre L. E. Smith 1914-5-8 673 Tehama Red Bluff Tehama Comment
  CHSC79362  Gratiola ebracteata B. Castro; L. P. Janeway 2000-4-4 1080 Tehama Vicinity of Orland, W of Highway I-5, among'hummocky' rolling hills just N of Rice Creek. 128 Comment
  JEPS88509  Gratiola heterosepala Vernon H. Oswald and Lowell Ahart 1996-4-15 7376 Tehama CDFG parcel on the S side of Gyle Rd. NW of corning. Northwest side of Sacramento Valley, Valley and Foothills Grasslands. Along pipeline ca. 0.3 mi N of the S boundary of the reserve. 99 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
  JEPS106175  Grindelia hirsutula Lowell Ahart 2004-6-11 11027 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
  UC1002660  Hackelia amethystina Milo S. Baker and H. K. Wagnon 1954-7-11 13011 Tehama above Whitlock Camp (at Cold Spring Camp); Cold Spring Camp 1950 Comment
  CHSC61410  Hackelia nervosa Vernon H. Oswald; Lowell Ahart 1993-8-18 5821 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. Approaching the scree slope below the summit ridge of the mountain. 2383 Comment
  HSC95691  Hackelia setosa Vernon H. Oswald, L. Ahart 1997-7-7 8665 Tehama Near the NE corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi. N of Tomhead Saddle 1677 Comment
  CAS-BOT-BC123682  Haplopappus ophitidis Freed W. Hoffman 1949-7-21 2834 Tehama northwestern Tehama County, summit of Mt. Tedoc 1524 Comment
  CHSC101386  Harmonia stebbinsii David Isle 1992-5-24 1568 Tehama Mendocino National Forest; Thomes Creek Watershed. 9.25 miles above Paskenta Store; north of M-2 (23N01.3); about 0.1 mile above MNF boundary; about 1.6 mile above Beehive Flat. 853 Comment
  RSA67171  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  RSA767483  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  JEPS118031  Hedypnois rhagadioloides Lowell Ahart, John Dittes 2011-6-9 17462 Tehama In shade under steep bank 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 75 Comment
  CAS-BOT-BC306536  Helenium bigelovii H. M. Hall; E. B. Babcock 1903-7-1 4397 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CHSC90876  Helenium bigelovii D. Isle 1995-6-20 209 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Camp (23N35A). 658 Comment
  CAS-BOT-BC314822  Helianthella californica var. nevadensis Milo S. Baker 1955-6-25 13061 Tehama Above Whittock Camp, Mendocino National Forest 1524 Comment
  RSA105344  Helianthella californica var. nevadensis G. D. Barbe 1955-7-17 216 Tehama 1 mile E of Howell Camp on the county road. 1890 Comment
  CDA6478  Helianthus exilis L. Ahart 2001-6-14 8821 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. Comment
  CHSC66299  Heliotropium europaeum Vernon H. Oswald 1996-6-27 7900 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the edge of Gyle Rd. at the northwest corner of the reserve. 100 Comment
  JEPS121162  Heliotropium europaeum Lowell Ahart 2013-8-2 18991 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS19678  Heliotropium europaeum Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-25 5928 Tehama ca. 6 1/2 mi. s.w. Red Bluff (close to farm along county rd. from Red Bluff to Paskenta via Lowrey and Red Bank Creek, Red Bank district, flood plain of Red Bank Creek); Red Bank district, flood plain of Red Bank Creek 121 Comment
  CAS-BOT-BC313472  Hemizonella minima Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2566 Tehama Government Flat Comment
  SEINET10808649  Hemizonella minima Jeffrey Huber 1971-6-10 Huber 277 Tehama 18 mi. E of Red Bluff on Calif. Hwy. 36; in live oak, Pinus ponderosa, and digger pine. NE slope (approx. 2 deg. ); rocky soil. 549 Comment
  CDA6968  Hemizonia congesta subsp. clevelandii L. Ahart 2004-6-11 11016 Tehama 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. Comment
  CHSC48162  Hemizonia congesta subsp. clevelandii V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3366 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct. with M4. 377 Comment
  JEPS75355  Hemizonia congesta subsp. clevelandii Todd and Virginia Keeler-Wolf 1975-8-10 Tehama 1 mi e Patton Mills; Yolla Bolly Mtns 975 Comment
  RSA666354  Hemizonia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 miles SW of Paskenta on road over Mendocino Pass to Round Valley, 2.3 miles SW of Newville Road jct. Comment
  SEINET11844255  Hemizonia fitchii Unknown 1982-1 772 Tehama The Nature Conservancy Vina Plains Preserve 60 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
  CHSC77559  Herniaria hirsuta subsp. hirsuta Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS97487 Image available Hesperevax acaulis var. acaulis Vernon H. Oswald 1995-3-19 6535 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. 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 213 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
  CHSC40517  Hesperevax caulescens Pauleen Broyles 1982-4-30 501 Tehama The Nature Conservancy Vina Plains Preserve. NW of barn and near s end of a vernal pool. 60 Comment
  UC1278031  Hesperevax caulescens B. Crampton 1953-4-29 1153 Tehama about 2 mi n of Vina; US Hwy. 99E Comment
  CHSC48461  Hesperochiron pumilus Vernon Oswald 1986-3-27 1060 Tehama Belle Mill (Hogsback) Rd. 1.2 mi w of Finley Lake, 0.1 mi e of Lassen National Forest boundary. 792 Comment
  CHSC105524  Hesperolinon micranthum Lowell Ahart; John Dittes 2010-7-17 16872 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
  CHSC48599  Hesperolinon micranthum Vernon Oswald 1986-6-23 2149 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  CHSC80394  Hesperolinon micranthum Caroline Warren; Joyce Lacey-Rickert, Natalie Wight 1998-7-2 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  CAS-BOT-BC167465  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama In V of junction between road to Eagle Peak and road to Ball Rock and Ovenlid, 10.3 miles northwest of Paskenta and 1.6 miles within eastern boundary of Mendocino National Forest 1158 Comment
  CHSC101397  Hesperolinon tehamense David Isle 1992-5-23 1565 Tehama 7.55 miles above Paskenta Store; west of M-2 (23NO1.3) and Beehive Flat. 664 Comment
  CHSC108064  Hesperolinon tehamense B. Castro; L. P. Janeway 2000-6-11 1283 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the upper edges of Pepperwood Spring. 899 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
  JEPS105868  Hesperolinon tehamense Lowell Ahart 2004-4-29 10808 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  JEPS106323  Hesperolinon tehamense Lowell Ahart 2004-6-11 11047 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 582 Comment
  UC1212197  Hesperolinon tehamense Helen K. Sharsmith 1951-7-12 4026 Tehama county road to Ball Rock ca 0.4 mi without eastern boundary Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC1212204  Hesperolinon tehamense Herbert L. Mason 1947-5-18 Tehama Paskenta grade Inner North Coast Ranges (southern Tehama County) Comment
  UC1212205  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3697 Tehama 0.1 mi w Eagle Springs Road and Paskenta-Colyer Springs road (this <point of divergence> 10.7 mi w of Paskenta); Inner North Coast Ranges Comment
  RSA695538  Heteranthera limosa D. W. Taylor 1992-10-8 13261 Tehama Coyote Creek; ca. 5 miles south of Red Bluff, at crossing of Rawson Road. 98 Comment
  RSA761034  Heterocodon rariflorum Barbara Ertter, Brad Olson 1991-7-4 10261 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
  HSC95563  Heterocodon rariflorum L. Ahart 2001-6-8 8766 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  SEINET10460623  Heterocodon rariflorum Philip A. Munz 1951-7-25 Munz 16869 Tehama 1 MI E OF SQUARE LAKE, S YOLLA BOLLY MTNS Comment
  CDA25926  Heteromeles arbutifolia L. Ahart 2004-6-11 11031 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north 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. Comment
  JEPS99023  Heteromeles arbutifolia Vernon H. Oswald 1998-10-27 9680 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 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
  JEPS104118  Heterotheca oregona var. compacta Lowell Ahart 2003-9-17 10584 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
  HSC74956  Heuchera micrantha J. P. Smith, Thomas W. Nelson 1979-6-24 10173 Tehama Shasta-Trinity National Forest. Wells Creek Camp 1311 Comment
  CHSC117735  Hieracium albiflorum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21354 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, 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. 1474 Comment
  CHSC48167  Hieracium greenei Vernon Oswald 1984-7-16 1603 Tehama 29N22, 3.1 mi w of Hwy 89 (to Lassen Park). 1828 Comment
  HSC70134  Hieracium greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4460 Tehama Along road to summit of Mount Tedoc 1555 Comment
  UC1299271  Hieracium greenei Freed W. Hoffman 1949-7-21 3059 Tehama Tedoc Gap; North Coast Ranges Comment
  JEPS102787  Hieracium 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
  CAS-BOT-BC149916  Holodiscus discolor P. A. Munz 1951-7-27 16969 Tehama South base of South Yolla Bolly Mts. 2225 Comment
  JEPS45053  Holodiscus discolor W. L. Jepson 1897-7-25 18858 Tehama Summit of South Yollo Bolly Comment
  LA207963  Holodiscus discolor J. M. Tucker; 1962-7-29 3627 Tehama South Yolla Bolly Mountain, 0.75 mi. N of Ovenlid, ca. 3 mi. E of the summit 1981 Comment
  UC1586442  Holodiscus discolor Vernon H. Oswald and Lowell Ahart 1991-7-10 4730 Tehama 8 air mi SW of Paskenta (Round Valley Road (M4 or Forest Rd 23N02), 0.1 mi W of Forest Rd 23N69) 987 Comment
  CHSC26682  Holodiscus microphyllus var. glabrescens M. S. Taylor 1977-8-17 1479 Tehama Mountain peak above the chaparral, ca. 1/2 mi n of Old Humboldt Rd, ca. 2 mi e of its jct with Scotts John Rd, n of Jonesville. 1981 Comment
  UCD85519  Hordeum brachyantherum Beecher Crampton 1954-6-16 2002 Tehama 2 miles E of Whitlock Camp, to the W of Paskenta. 914 Comment
  CHSC64580  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1995-4-3 6568 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. Drainage ditch bordering the road between the airstrip and the w boundary (w of the Old Hwy. Pool). 213 Comment
  CHSC78960  Hordeum marinum subsp. gussoneanum Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  HSC102679  Hordeum marinum subsp. gussoneanum J. P. Smith 2013-5-5 13693 Tehama Hog Lake Plateau. 267 Comment
  JEPS88264  Hordeum marinum subsp. gussoneanum Vernon H. Oswald and Lowell Ahart 1996-5-27 7648 Tehama CDFG parcel on the S side of Gyle Road . NW of Corning, northwest side of Sacramento Valley. Along the pipeline ca. 0.1 mi N of the S boundary. Corning 7.5' Quad. Comment
  CHSC96668  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
  CAS-BOT-BC143971  Horkelia fusca var. tenella David D. Keck 1930-7-24 964 Tehama Mineral 1525 Comment
  SBBG2957  Horkelia tridentata H. and M. Dearing 1938-6-22 2085 Tehama Deer Crk 1219 Comment
  JEPS25397  Horkelia tridentata Rimo Bacigalupi with G. T. Robbins 1959-4-21 7011 Tehama about 1 1/4 mi n Paynes Creek (Along Lane Valley road, near Childs Ranch) 544 Comment
  CHSC56996  Horkelia tridentata subsp. tridentata Steven Triano; Stefani Eiben 1988-5-7 156 Tehama Field ca 40 ft s of Hwy. 36 and 0.2 mi e of its jct. with Battle Creek. 1313 Comment
  CAS-BOT-BC537972  Horkelia tridentata var. flavescens A. A. Heller 1928-5-30 14576 Tehama At Mineral in the yellow pine belt. 1524 Comment
  CAS-BOT-BC206159  Hosackia crassifolia Alice Eastwood; John Thomas Howell 1941-7-9 9713 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1873657  Hosackia crassifolia var. crassifolia Barbara Ertter with Brad Olson 1991-7-4 10223 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  CHSC68947  Hosackia oblongifolia var. oblongifolia Vernon Oswald; Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC56305  Hydrophyllum capitatum var. alpinum K. R. Stern 1986-5-21 8258 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  UC2043000  Hydrophyllum occidentale Barbara Ertter 1990-5-13 8958 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, open W-facing bank above Mill Creek. Comment
  CHSC88271  Hypericum anagalloides Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11204 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
  JEPS96048  Hypericum anagalloides Vernon H. Oswald and Lowell Ahart 1996-9-4 8249 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 1828 Comment
  SBBG4754  Hypericum anagalloides H. and M. Dearing 1938-6-23 2112 Tehama near Deer Crk Comment
  JEPS127223  Hypericum mutilum subsp. mutilum Lowell Ahart, John Dittes 2016-8-24 21260 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
  CHSC78805  Hypochaeris glabra Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC65670  Idahoa scapigera Vernon H. Oswald; Lowell Ahart 1996-3-6 7224 Tehama Cascade Range Foothills. Hog Lake Plateau. Near the Jeep Trail running along the N side of a ridge, ca. 1.5 mi WSW of the parking lot at Hog Lake Plateau. 237 Comment
  JEPS97444  Idahoa scapigera Vernon H. Oswald and L. Ahart 1995-3-6 6505 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 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 219 Comment
  JEPS813  Ipomopsis aggregata Joseph Grinnell 1925-7-27 Tehama Brokeoff Mtn Comment
  UC1299604  Ipomopsis aggregata Freed W. Hoffman 1950-7-3 3680 Tehama 1 mi ne Whiterock Guard Station Comment
  CAS-BOT-BC123351  Iris citrina Alice Eastwood; John Thomas Howell 1941-7-9 9722 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA90631  Iris macrosiphon Milo S. Baker 1953-6-21 12774 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  UC1010359  Iris tenuissima Milo S. Baker and H. K. Wagnon 1953-6-21 12774 Tehama w of Paskenta (logging road, Whiskey Saddle); Whiskey Saddle 1448 Comment
  RSA135946  Iris tenuissima Lee W. Lenz 1954-5-8 19138 Tehama 5 miles from Mineral, on road to Red Bluff 1159 Comment
  CHSC64591  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1995-4-17 6671 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
  CHSC64934  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. 1158 Comment
  CHSC79088  Isoetes howellii B. Castro; L. P. Janeway 2000-4-5 1061 Tehama Vicinity of Orland, among 'hummocky' rolling hills of grazed annual grassland adjacent to Rice Creek. 112 Comment
  CHSC53992  Isoetes nuttallii Vernon H. Oswald 1991-5-9 4553 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. 112 Comment
  CHSC65713  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1996-4-3 7284 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gule Rd. NW of Corning, northwest side of the Sacramento Valley. 103 Comment
  HSC96913  Isoetes nuttallii L. Ahart 2004-4-29 10782 Tehama About 10 yards W of the Nomalaki Trail, about 0.5 mi. NW of Bowers Creek, about 1.25 mi. NW of Forest Rd. 23N69 (Mud Flat Rd.), about 7 mi. SW of Paskenta 571 Comment
  CHSC65922  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1996-4-15 7369 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, on the northwest side of the Sacramento Valley. 106 Comment
  JEPS88061  Isoetes orcuttii Vernon H. Oswald and Lowell Ahart 1996-4-15 7369 Tehama nw of Corning (CDFG parcel on s side of Gyle Rd); Sacremento Valley, Thomes Creek Ecological Reserve 106 Comment
  UCD18896  Isoetes orcuttii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 204 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CHSC94283  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
  UC1748280  Juncus bolanderi L. P. Janeway and B. Castro 1999-8-24 6547 Tehama 1.6 mi E of Buck Rock ( at Willow Spring, between Forks Ridge and Short Ridge); High Coast Ranges 1737 Comment
  CHSC64565  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1995-4-10 6633 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. Along the edge of Inks Creek Rd. between Manton Rd. and Dales Lake. 213 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
  JEPS91287  Juncus bufonius var. bufonius Dean W. Taylor 1993-5-14 13441 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36) 213 Comment
  CHSC96539  Juncus bufonius var. congestus Lowell Ahart 2007-5-8 13746 A 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
  JEPS110172  Juncus bufonius var. occidentalis Lowell Ahart 2006-7-19 13015 Tehama In small depressions, 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
  UC1619921  Juncus covillei var. covillei Barbara Ertter 1991-9-2 10762 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of creek, e side of peak, ca 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  CHSC40824  Juncus dubius Pauleen Broyles 1982-7-7 793 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch nw of barn. 66 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
  UCD141531  Juncus ensifolius John Thomas Howell 1960-8-18 36104 Tehama Lassen Volcanic National Park; Sulphur Works Checking Station. 2011 Comment
  UCD168840  Juncus marginatus Peter. F. Zika 2011-7-4 25507 Tehama Cascade Range Foothills (CaRF); Ertter's station. W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek. 320 Comment
  CHSC82158  Juncus nevadensis L. P. Janeway 2001-7-29 7394 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC59148  Juncus occidentalis Vernon H. Oswald 1992-8-19 5166 Tehama Lassen Volcanic National Park. Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. In a drainage crossing the trail. 2194 Comment
  CHSC87865  Juncus patens Lowell Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 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. 549 Comment
  JEPS116111  Juncus tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16340 Tehama 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 Lass 1493 Comment
  RSA768021  Juncus trilocularis L. Ahart, John Dittes 2010-7-17 16884 Tehama North side of Ponderosa Way, about 1910 feet south of Bluff Springs, 4.1 air miles southeast of Manton, 2.8 air miles north of Highway 36. 768 Comment
  CHSC40825  Juncus uncialis Pauleen Broyles 1982-4-14 886 Tehama The Nature Conservancy Vina Plains Preserve. NW of barn in s pasture. 60 Comment
  CHSC102912  Juncus usitatus Peter F. Zika 2007-6-5 23024 Tehama Sacramento Valley. Near Elder Creek on W side of I-5. 85 Comment
  CHSC80485  Juncus xiphioides Caroline Warren; Julie Cunningham, Heidi West 1998-5-14 Tehama Vicinity of upper North Fork Stony Creek. 243 Comment
  CAS-BOT-BC85355  Juniperus californica Lowell Ahart 1976-11-6 s.n. Tehama 8 miles east of Los Molinos 1000 Comment
  CAS-BOT-BC85360  Juniperus californica H. E. McMinn 1922-7-1 275 Tehama Along road between Begum & Rosewood, along Dry Creek Comment
  CHSC32087  Juniperus californica L. Ahart 1976-11-6 1223 Tehama 8 mi e of Los Molinos. 304 Comment
  UC1134282  Juniperus californica C. G. Albertus 1933-7-7 42 Tehama 0.25 mi nw Promontory Point; Chico Quad. 914 Comment
  UC766772  Juniperus californica R. F. Hoover 1938-8-2 3723 Tehama hills above Paskenta (on road to Covelo) Comment
  UCR3619  Juniperus californica Frank C. Vasek 1964-8-6 640806- 03 Tehama 5.8 mi east of Dales center on Hwy 36 Comment
  CAS-BOT-BC85356  Juniperus californica C. Hart Merriam s.n. Tehama Sierra foothills, east of Bloody Road, Sacramento River Comment
  HSC1274  Juniperus occidentalis John L. Heywood, D. H. Norris 1968-3-31 1900 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
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Jul 25 2018
  UCSB63889  Keckiella breviflora Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 NE1/4 Sect. 8; northeast end of the parcel 182 Comment
  CHSC117157  Keckiella breviflora var. glabrisepala Lowell Ahart; John Dittes 2016-6-22 21046 Tehama On the north side of the trail, 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. 935 Comment
  JEPS105610  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  JEPS97168  Keckiella corymbosa Julie Kierstead 1990-9-11 90 -148 Tehama 2.5 mi S of Tedoc Gap (on FS Road 27N13); Shasta-Trinity National Forests, Yolla Bolla Ranger District 1524 Comment
  CHSC101378  Keckiella lemmonii David Isle 1992-7-7 1544 Tehama Mendocino National Forest; Thomes Creek Watershed; north bank of Rd 23N02 1-2 miles west of Salt Creek Conservation Camp. 621 Comment
  JEPS97438  Keckiella lemmonii Vernon H. Oswald and L. Ahart 1995-7-12 6993 Tehama T29N R9W NE1/4 Sec. 34, 2860 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. Stems of a shrub growing on a roadside bank. 871 Comment
  UC2043034  Keckiella lemmonii Barbara Ertter with Brad Olson 1991-7-5 10322 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca. 15 air miles WNW of Red Bluff Comment
  CHSC90885  Kelloggia galioides Niall McCarten; Roxanne Bittman 1986-6-15 5477 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS124022  Kelloggia galioides Lowell Ahart, John Dittes 2015-8-5 20481 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
  HSC89835  Kickxia elatine Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  UCD123875  Kickxia elatine Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama south side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  CDA2214  Koeleria gerardi J. C. Carlton 1974-10-24 Tehama Approximately 5 miles south of Red Bluff on Paskenta Road. 0 Comment
  UCD21121  Koeleria phleoides Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 296 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584581; 4416292. Comment
  CHSC108065  Lagophylla glandulosa B. Castro; L. P. Janeway 2000-6-11 1284 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the lower edge of Pepperwood Spring. 896 Comment
  CHSC40525  Lagophylla glandulosa Pauleen Broyles 1982-5-19 563 Tehama The Nature Conservancy Vina Plains Preserve. On a bank near an irrigation ditch. 66 Comment
  CAS-BOT-BC341381  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 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
  RSA93137  Lagophylla glandulosa Milo S. Baker, H. K. Wagnon 1953-5-31 12702 Tehama Roadside a mile or so east of Paskenta 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
  CHSC91032  Lagophylla minor D. Isle 2002-4-10 341 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Rd. (23N69). 365 Comment
  CHSC91088  Lagophylla minor D. Isle 1995-6-20 211 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. end Nomlaki Trailhead, 0.15 mi. above Wilder Pond, =1.8 mi. up Log Springs Rd. (23N02.3=55 on Rec Map) from Salt Creek CC. Comment
  CHSC64355  Lamium amplexicaule Vernon H. Oswald; Lowell Ahart 1995-3-6 6518 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. 228 Comment
  CHSC67232  Lamium amplexicaule James D. Jokerst 1981-2-23 1238 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Ca. 150 ft N of Pine Creek. Comment
  CHSC57347  Lasthenia californica S. R. Mitchelson 1987-4-16 17 Tehama Ca 75 m e of Hog Lake, Hwy 36, 16.5 km ne of Red Bluff, 3.2 km nw of Tuscan Buttes, 5.6 km s of Dales. 262 Comment
  JEPS10161  Lasthenia californica subsp. californica W. L. Jepson 1899-4-29 Tehama Manzanita Flat Manzanita Flat (situated about 14 mi w and a little n of Red Bluff, on the watershed of the South Fork of Cottonwood Creek...) Comment
  JEPS21629  Lasthenia californica subsp. californica Rimo Bacigalupi with Dr. and Mrs. H. L. Mason Apr 22 1958-Apr 23 1958 6288 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 82 Comment
  CHSC79094  Lasthenia fremontii B. Castro; L. P. Janeway 2000-4-5 1054 Tehama Vicinity of Orland; on terrace adjacent to Rice Creek. 109 Comment
  JEPS10029  Lasthenia fremontii R. F. Hoover 1937-5-19 2295 Tehama s of Red Bluff; Coyote Creek bridge Comment
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Jul 16 2009
  JEPS22653  Lasthenia fremontii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6283 Tehama about 2 mi w of Kirkwood and about 1/2 mi w of U.S. Highway 99; Corning 73 Comment
  RSA585987  Lasthenia fremontii Adree M. Desrochers 1988-4-20 302 Tehama Near Corning. Along Road 9 in pasture, 11.1 km W of [intersection of?] Hwy 5 and Road 9, on N side of the road. Comment
  JEPS9805  Lasthenia gracilis Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta Comment
  CHSC14181  Lasthenia platycarpha Tim Manolis 1973-3-31 41 Tehama Pastureland 16 mi n of Chico, 1 mi e Hwy 99 along Kiefer Rd. Comment
  CHSC53997  Lasthenia platycarpha Vernon H. Oswald; Lowell Ahart 1991-5-9 4550 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. Ca. 1000 ft southeast of the southeast corner of the large pond at the entrance kiosk. 112 Comment
  RSA614439  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy 99W, 6 miles S of Corning. Comment
  UC1363757  Lasthenia platycarpha Francia Chisaki 1958-4-1 1112 Tehama 11 mi w Corning (on road from Flournay to Corning) Comment
  RSA64946  Lathyrus jepsonii subsp. californicus C. L. Hitchcock 1949-6-8 19089 Tehama 1/4 mile W of bridge over S. Fork Trinity River near Highway 299 near Salyer. Comment
  HSC82163  Lathyrus polyphyllus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4921 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CDA8131  Layia chrysanthemoides Vernon H. Oswald & Lowell Ahart 1998-4-27 8982 Tehama Vestal Road, 3.8 miles south of Highway 36 between Red Bluff and Platina. Comment
  CHSC70862  Layia chrysanthemoides Vernon Oswald; Lowell Ahart 1998-4-27 8982 Tehama Vestal Rd. 3.8 mi south of Hwy. 36 between Red Bluff and Platina. Along this section of the road. 365 Comment
  CHSC81248  Layia fremontii J. Trizzino 2001-4-17 32 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  CHSC83309  Layia fremontii Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of Garland Road (Newville Road) and North Fork Stony Creek. 213 Comment
  JEPS13430  Layia fremontii R. F. Hoover 1937-5-19 2248 Tehama near Vina Comment
  JEPS39112  Layia fremontii W. L. Jepson 1899-4-30 179 f Tehama Red Bluff Comment
  RSA714823  Layia fremontii Daisie Huang 2006-4-15 06041506 Tehama Manton Rd. 204 Comment
  CHSC115503  Leersia oryzoides B. Castro; Amy Lyons, Brian Humphrey 2014-11-28 2035 Tehama Sacramento Valley. Ca 1.8 mi NW of Woodson Bridge over the Sacramento River, ca. 0.47 mi W of the river, just downstream from rough wooden bridge over Kopta Slough. 54 Comment
  JEPS96538  Legenere limosa Dean W. Taylor 1993-5-14 13439 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36), at the south end of the lake along Inks Creek Ranch road 213 Comment
  RSA692613  Legenere limosa D. W. Taylor 1995-5-12 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC40574  Leontodon saxatilis subsp. longirostris Pauleen Broyles 1982-6-4 698 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to an irrigation ditch. 60 Comment
  CHSC40575  Leontodon saxatilis subsp. longirostris Pauleen Broyles 1982-6-2 707 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to an irrigation ditch. 60 Comment
  CHSC76034  Leontodon saxatilis subsp. longirostris G. F. Hrusa; J. Hart 1998-5-10 14409 Tehama Northern Sacramento Valley. Vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. 110 Comment
  HSC31864  Lepidium nitidum Thomas E. Higley 1974-5-5 98 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC117372  Lepidium strictum Richard R. Halse 2015-3-21 9328 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  UC1873679  Lepidium strictum Barbara Ertter with James R. Shevock 1993-4-30 11615 Tehama Jellys Ferry Road ca 6 miles NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC75692  Lepidium virginicum var. pubescens Vernon H. Oswald 1999-6-18 9770 Tehama High Cascade Range. Hwy. 32 ca. 1.7 mi south of Hwy. 36, on the edge of Deer Creek Meadows. Roadside. 1377 Comment
  POM298984  Leptosiphon ambiguus Alice Eastwood, J. T. Howell 1941-7-9 s.n. Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
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Jul 13 2018
  HSC99742  Leptosiphon bicolor J. Carey, A. Hong, J. Leffingwell 1995-4-22 61 Tehama 24 mi. E on Hwy. 36 from its intersection with Rd. A16 213 Comment
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  CHSC67261  Leptosiphon ciliatus James D. Jokerst 1983-5-7 1738 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. 103 Comment
  CHSC68593  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1997-5-14 8448 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. 920 Comment
  CHSC115809  Leptosiphon harknessii Lowell Ahart; John Dittes 2015-8-5 20464 Tehama Poor logging road 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
  HSC92590  Leptosiphon harknessii D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 25 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  CHSC63411  Leptosiphon nuttallii subsp. howellii Vernon H. Oswald 1994-6-11 6268 Tehama Tedoc Rd. (Forest Rd. 45) 4.5 mi S of Pattymocus Lookout Rd., 1.5 mi N of Tedoc Gap, W of Red Bluff and S of Platina. Roadside bank. 1396 Comment
  CHSC70896  Leptosiphon parviflorus Vernon Oswald; Lowell Ahart 1998-4-27 8967 Tehama Pettyjohn Rd. 8.9 mi west of its junction with Cannon, Vestal, and Reeds Creek roads, west of Red Bluff and south of Hwy 36. On a bank on the south edge of Guyre Creek. 377 Comment
  CHSC79794  Leptosiphon parviflorus Todd Bouchier; Kathleen Gifford, Cameron Williams 1999-4-17 15 Tehama Beegum Gorge, south side of Highway 36 along road edge. 429 Comment
  SD94933  Leptosiphon rattanii Alice Eastwood, J. T. Howell 1941-7-9 9724 Tehama Log Spring Ridge, between Log Spring and Government Flat. Comment
  CHSC67172  Lessingia nana James D. Jokerst 1980-9-22 1255 Tehama Wurlitzer Ranch on Pine Creek,, 1.0 mi E of Meridian Rd. On the W side of the ranch. Comment
  JEPS20595  Lessingia nana W. L. Jepson 1927-6-25 12347 Tehama Pine Creek Road sta. 60 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
  CHSC83306  Lessingia nemaclada Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  JEPS94591  Lessingia nemaclada Vernon Oswald and Lowell Ahart 1997-7-7 8676 Tehama Tomhead Mtn. Yolla Bolly-Middle Eel Wilderness (Lookout, near ne corner of Wilderness) 2057 Comment
  SD71321  Lessingia nemaclada John T. Howell 1960-7-24 35997 Tehama 8 miles west of Mineral 1220 Comment
  UC600425  Lessingia nemaclada H. F. Copeland 1920-7-24 438 Tehama near mouth Rattlesnake Creek; Deer Creek Comment
  UCD134090  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 miles west of Mineral. 1219 Comment
  CAS-BOT-BC342056  Lessingia virgata John Thomas Howell 1960-7-24 36003 Tehama 10 mi. ne. of Red Bluff Comment
  CHSC45655  Leucanthemum vulgare Vernon Oswald 1983-7-26 932 Tehama Beside Calif. Hwy 36, 0.3 mi e of Mineral. 1524 Comment
  JEPS22444  Leucanthemum vulgare W. L. Jepson 1927-6-24 12336 Tehama Battle Creek Meadows 1463 Comment
  JEPS43362  Lewisia nevadensis W. L. Jepson 1927-6-24 12333 Tehama meadow, Mineral Mineral 1524 Comment
  CAS-BOT-BC444502  Lewisia triphylla C. R. Quick 1950-6-17 50 -21 Tehama Adjacent to Mill Creek Meadows, W of Gurnsey Camp Ground, Lassen National Forest Comment
  JEPS16581  Ligusticum apiifolium W. L. Jepson Jul 24 1897-Jul 25 1897 14244 Tehama South Yolla Bolly Mt. Comment
  UC1731215  Lilium humboldtii subsp. humboldtii Dean W. Taylor 1997-6-6 16031 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage 975 Comment
  LA22068  Lilium pardalinum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 Comment
  CHSC27772  Limnanthes douglasii subsp. rosea James T. Nicol 1978-3-20 14 Tehama Ca. .5 mi n of jct. Lassen-Leninger Rds. and Hwy. 99, 3 mi n of Butte Co. line. 59 Comment
  CHSC53966  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4547 Tehama Manton Rd (A-6), 2.0 miles north of Dales. Roadside. 225 Comment
  CHSC65766  Limnanthes douglasii subsp. rosea Vernon H. Oswald; Lowell Ahart 1996-4-8 7338 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  CHSC87420  Limnanthes douglasii subsp. rosea R. D. Fischer; Jenny Marr 2004-3-13 110 Tehama ScV, north of Chico off Hwy 99, east on Lassen Road. Site area south side Lassen Road as it crosses Singer Creek, west side of creek. In vernal pool in meadow adjacent to creek. 45 Comment
  UCD18759  Limnanthes douglasii subsp. rosea Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 52 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
  RSA178674  Limnanthes douglasii subsp. rosea A. A. Heller 1926-4-10 13914 Tehama Along the Pacific Highway southeast of Vina. Comment
  CAS-BOT-BC45941  Limnanthes floccosa subsp. floccosa R. C. Barneby; J. T. Howell 1954-5-14 11481 Tehama 9 miles e. of Paynes Creek 1005 Comment
  CHSC53969  Limnanthes floccosa subsp. floccosa Vernon H. Oswald 1991-4-30 4534 Tehama Hwy 36 opposite Hog Lake, 3.8 miles southwest of Dales. 268 Comment
  CHSC55503  Limnanthes floccosa subsp. floccosa Vivian L. Long 1991-4-4 8 Tehama Ca 2 m west of Hwy A6, 1.6 km north of Hwy 36, ca 0.8 km south of Dales Lake. 203 Comment
  CHSC67559  Limnanthes floccosa subsp. floccosa James D. Jokerst 1980-4-13 575 Tehama Wurlitzer Ranch N of Meridian Rd., 0.25 mi N of Bell Ranch. 137 Comment
  JEPS88474  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1996-3-18 7235 Tehama W side of Hwy 36 50 ft N of NE corner of BLM parcel (near but not within boundary of Hog Lake Plateau) Cascade Range Foothills, Hog Lake Plateau (track between hwy and fence line.) 188 Comment
  UC1594599  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1992-4-21 4904 Tehama 7.8 (odometer) mi e Hwy 99 (on Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), ca 10 mi (air) e of Red Bluff) 289 Comment
  JEPS127134  Limnobium spongia Lowell Ahart, John Dittes 2016-8-25 21310 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
  CHSC41096  Limosella acaulis Pauleen Broyles 1982-5-21 646 Tehama The Nature Conservancy Vina Plains Preserve. .5 km e of the juct. of Hwy. 99 and Lassen Rd. 60 Comment
  CHSC41099  Limosella acaulis Pauleen Broyles 1982-5-17 621 Tehama Just s of Lassen Rd. 60 Comment
  UCR39820  Linanthus ciliatus Mike Rekart, Scott LaChance, K. Faber 1984-5-12 24 Tehama Turn-off to Sulphur Gulch, 5 mi. SE of Platina 457 Comment
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May 15 2006
  UC1023456  Linanthus ciliatus Milo S. Baker and H. K. Wagnon 1953-6-21 12770 Tehama w of Paskenta (logging road above 15 mi post, w Tehama County) Comment
  CHSC65658  Linanthus dichotomus Shaun E. Sims 1995-4-22 17 Tehama Ca. 3 mi se Eagle Peak. 320 Comment
  CDA40104  Linanthus dichotomus subsp. meridianus Vernon H. Oswald & Lowell Ahart 1998-4-27 8980 Tehama Vestal Road at ATT fiber optics cable post 8/113, 0.1 miles south of Highway 36 between Red Bluff and Platina. Comment
  UC496330  Linanthus filipes Doris Kildale Gillespie 1930-5-9 9264 Tehama 5 mi e Red Bluff (on Susanville Road) Comment
  UC1019559  Linanthus harknessii Louise Kellogg 1952-7-18 93 Tehama s of South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC703135  Linanthus harknessii Alice Eastwood and John Thomas Howell 1941-7-9 9796 Tehama Government Flat Comment
  UC908699  Linanthus latisectus L. V. Compton 1930-5-20 Tehama Circle S Ranch Comment
  JEPS76677  Linanthus nuttallii G. L. Stebbins 1972-6-16 Tehama nw side Tedoc 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
  SEINET10638269 Image available Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1980-6-22 Nelson 5847 Tehama Yolla Bolly Quad. T 28 N, R 9 W, Sec. 28. 1.5 miles north of Tedoc Gap along Forest Service road 45, west side of Mount Tedoc. Jeffrey pine woodland over serpentine. 1500 Comment
  SEINET3860346  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-7-1 7437 Tehama Yolla Bolly Quad, Along Forest Service Road 27N13, 0.7 mi S of junction with road 27N12.; 0 1585 Comment
  UC903184  Linanthus parviflorus Ethel Crum 1932-5-9 1438 Tehama near Elder Creek; North Coast Ranges, Lowrey 304 Comment
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Jul 30 2009
  UCD123906  Linaria dalmatica T. C. Fuller 1968-9-17 17615 Tehama corner of the yard, opposite the west end of the school yard, Scenic Ave., Mineral. 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
  UCD123909  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama opposite the west end of the school yard, Scenic Ave., Mineral. Comment
  JEPS104374  Lindernia dubia var. anagallidea Lowell Ahart 2003-9-17 10592 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
  JEPS101019  Linum bienne Dean W. Taylor 1993-5-22 13479 Tehama S of Battle Creek (ca. 1 mi SE Coleman Powerhouse), along Spring Branch road at the crossing of Spring Branch (creek) 228 Comment
  CHSC68976  Listera convallarioides Vernon Oswald; Lowell Ahart 1997-7-7 8699 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  JEPS43061  Lithophragma affine Virginia Bailey 1938-4-16 Tehama on the Paskenta-Covelo road six mi w Paskenta; w of Paskenta Comment
  CHSC116687  Lithophragma bolanderi Lowell Ahart; John Dittes 2016-4-29 20806 Tehama On west side of the trail, about 100 yards south 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
  CHSC65468  Lithophragma campanulatum Vernon Oswald 1988-6-27 3523 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly - Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC1299674  Lithophragma glabrum Freed W. Hoffman 1950-7-4 3565 Tehama trail to Yolla Bolly North Peak (and Black Rock); trail to Yolla Bolly North Peak and Black Rock 1828 Comment
  CHSC88850  Lithophragma parviflorum A. Peterson 2003-4-17 38 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  CHSC64371  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald; Lowell Ahart 1995-3-19 6541 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. Growing at the base of a large boulder in the boulder field extending nw of the borrow pit. 213 Comment
  UC1010436  Lithospermum californicum Milo S. Baker 1953-6-21 12756 Tehama logging road west of Paskenta Whisky Saddle 1448 Comment
  RSA90838  Lithospermum californicum Milo S. Baker, H. K. Wagnon 1953-6-21 12756 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC82302  Logfia filaginoides Lowell Ahart 2002-4-27 9542 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
  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
  JEPS33576  Logfia gallica W. L. Jepson 1932-5-9 16346 Tehama 2 mi ne Red Bluff 103 Comment
  JEPS118030  Lolium multiflorum Lowell Ahart, John Dittes 2011-6-9 17468 Tehama On the east bank of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  HSC1660  Lolium perenne Larry Berti 1969-5-9 72 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC55173  Lomatium caruifolium var. denticulatum L. P. Janeway 1991-4-11 3877 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 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
  JEPS17048  Lomatium dasycarpum subsp. tomentosum W. L. Jepson 1899-4-25 14293 Tehama bed of Crane Creek, Stiver's Ranch western Tehama Co., Stiver's Ranch, Crane Creek Comment
  UC2042817  Lomatium dasycarpum subsp. tomentosum Barbara Ertter 1990-5-12 8935 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
  HSC38901  Lomatium dasycarpum subsp. tomentosum J. P. Smith, J. O. Sawyer 1971-5-22 4648 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  UC57355  Lomatium macrocarpum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4401 Tehama near Morgan (Mill Creek Canyon, Mt. Lassen); Mt. Lassen, Mill Creek Canyon Comment
  RSA90527  Lomatium marginatum Milo S. Baker 1937-5-15 8653 Tehama Highway 36, a few miles NE of Red Bluff on old road Comment
  HSC31865  Lomatium marginatum var. marginatum Thomas E. Higley 1974-5-5 97 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  JEPS17154  Lomatium marginatum var. marginatum W. L. Jepson 1932-5-9 16331 Tehama Paskenta s.w Tehama Co., Paskenta Comment
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Jul 1 2009
  JEPS17155  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-25 14286 Tehama Stiver's Ranch, Crane Creek Comment
  CHSC66468  Lomatium marginatum var. purpureum Vernon H. Oswald; Lowell Ahart 1996-5-20 7595 .1 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
  HSC1744  Lomatium utriculatum Larry Berti 1969-3-22 50 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  RSA756849  Lomatium vaginatum Barbara Ertter 1991-5-18 9861 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 244 Comment
  CHSC66481  Lonicera interrupta Vernon H. Oswald; Lowell Ahart 1996-5-20 7571 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC77764  Lonicera interrupta B. Castro; L. P. Janeway, J. Witzman, B. Hendrickson 1999-5-19 897 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 342 Comment
  SEINET3854172 Image available Lotus A. A. Heller 1937-8-20 16170 Tehama Eastern end of Deer Creek Meadows Comment
  CDA16177  Lotus humistratus G. F. Hrusa, J. Hart 1999-4-29 15030 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  JEPS65139  Lotus humistratus Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC76512  Lotus humistratus B. J. Cox, D. B. Dunn 1971-6-10 2847 Tehama 25 mi. E of Red Bluff on Hwy. 36 1037 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
  JEPS102875  Lotus purshianus var. purshianus Lowell Ahart 2001-6-8 8773 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
  RSA32860  Lotus unifoliolatus A. A. Heller 1937-8-20 16170 Tehama Near the Eastern end of Deer Creek Meadows. 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
  CHSC78841  Lupinus albifrons var. albifrons Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC90884  Lupinus albifrons var. albifrons Niall McCarten; Roxanne Bittman 1986-6-15 5445 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS64956  Lupinus arbustus Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  CHSC31104  Lupinus bicolor Thomas Chastain 1980-4-12 17 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC63911  Lupinus bicolor Lisa Krajcirik 1990-3-24 4 Tehama Ca. 1 mi e of Hwy 99 and ca. 1000 ft n of Thomes Creek. Roadside. 91 Comment
  UC726294  Lupinus bicolor A. A. Heller 1929-5-2 14854 Tehama Olive Orchard Golf Links Comment
  CHSC84718  Lupinus congdonii Samantha Mackey Hillaire; Brian Elliott 2003-5-31 344 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail. 742 Comment
  SFV1889  Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama North Coast Ranges Above Square Lake, upper side of South Yolla Bolly Mountain. 2119 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
  SEINET10936795  Lupinus latifolius subsp. viridifolius Thomas W. Nelson, Jane P. Nelson 1979-6-25 Nelson 4924 Tehama Yolla bolly quad. T27n, r9w, sec 4. Dry hillside at wells creek campground. 1280 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
  UC1037396  Lupinus lepidus var. lobbii Douglas Barbe 1955-7-22 254 Tehama 1 mi W of Long Lake ( along the trail); West Tehama County 2286 Comment
  UC1949026  Lupinus luteolus Barbara Ertter with Brad Olson 1991-7-4 10283 Tehama Ball Rock/Toomes Camp Rd (M2) 0.6 mi N of Trough Ridge jct, 19.4 mi from Paskenta, ca 3.5 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  CHSC79106  Lupinus microcarpus var. densiflorus B. Castro; L. P. Janeway 2000-3-22 1038 A Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 356 Comment
  CHSC40830  Lupinus microcarpus var. microcarpus Mike Foster; Pauleen Broyles. 1983-4-21 911 Tehama The Nature Conservancy Vina Plains Preserve. Just s of small vernal pool and ca 1 km ne of barn in s pasture. 66 Comment
  CHSC92279  Lupinus nanus John Dittes; Josephine Guardino 2005-5-11 1121 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
  JEPS88417  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1996-4-8 7327 Tehama BLM parcel along Hwy 36 ne of Red Bluff (e side of Paynes Creek n of its mouth on the Sacramento River, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  CHSC64707  Lupinus succulentus Vernon H. Oswald 1995-5-22 6744 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in gravel on the edge of Inks Creek Rd. 213 Comment
  UCD109630  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama on U.S. Highway 99W, 1.4 miles south of Sacramento River, Red Bluff. Comment
  RSA0036475  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041531 Tehama Hog Lake Plateau, Manton Rd. 208 Comment
  JEPS105656  Luzula cascadensis L. P. Janeway 2001-6-10 7156 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  UC1019533  Luzula cascadensis Louise Kellogg 1952-7-11 20 Tehama Mendocino National Forest. Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2133 Comment
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Jun 21 2009
  CHSC105657  Lycopus americanus Lowell Ahart; John Dittes 2010-10-4 17282 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
  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
  CAS-BOT-BC334663  Madia glomerata John Thomas Howell 1960-8-20 36211 Tehama Morgan, near Lassen Volcanic National Park 1463 Comment
  JEPS108731  Madia glomerata Lowell Ahart 2006-8-15 13198 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
  JEPS115877  Madia glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16308 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
  CHSC66187  Madia gracilis Vernon H. Oswald; Lowell Ahart 1996-6-3 7691 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the old bridge site. 103 Comment
  CHSC77739  Madia gracilis B. Castro; L. Janeway 1999-5-18 936 Tehama About 17 air miles SW of Red Bluff, vicinity Sunflower Gulch and Red Bank Creek. Along upper edge of bank in side-cyn. 310 Comment
  UC1606330  Madia gracilis Barbara Ertter with James R. Shevock 1992-6-14 1117 a Tehama ca 9 airmi ese Paynes Creek (Ponderosa Way, 3.3 mi s of Plum Creek Rd, above N Fork Antelope Creek) 1005 Comment
  CAS-BOT-BC334719  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53460 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  UC1619987  Madia minima Barbara Ertter, Brad Olson 1991-7-6 10371 Tehama ca. 30 airmiles w. Croning (Rocky Cabin meadow ca. 1 mi. s. of Ball Rock, around campsite at w. end of meadow, 1 mi. s.e. of Cold Spring Forest Station) 1889 Comment
  SEINET4173699 Image available Madronella pallida A. A. Heller 1937-7-21 15931 Tehama Lassen Volcanic National Park; near the Sulphur Works entrance Comment
  JEPS103537  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 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
  UC1010349  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama five mi w Pasketa Comment
  CAS-BOT-BC345389  Malacothrix clevelandii Milo S. Baker; H. K. Wagnon 1953-5-10 12644 Tehama Logging rd 5 to 7 mi. West of Paskenta. West Tehama County 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
  CHSC82293  Malacothrix floccifera Lowell Ahart 2002-4-27 9545 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
  RSA92980  Malacothrix floccifera Milo S. Baker, H. K. Wagnon 1953-5-10 12644 Tehama Logging road west of Paskenta in burned area 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
  CHSC68952  Marrubium vulgare Vernon Oswald; Lowell Ahart 1997-7-7 8681 Tehama Lookout on Tomhead near the northwest corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  CHSC102701  Marsilea oligospora Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16303 Tehama On a small mound, island when pond is full, about 100 yards east 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 Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC65278  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1995-6-13 6850 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. 219 Comment
  JEPS124398  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2015-6-22 20248 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
  JEPS97203  Matricaria discoidea Vernon H. Oswald and L. Ahart 1995-4-3 6557 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
  JEPS103422  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  JEPS97237  Medicago polymorpha var. brevispina Vernon H. Oswald and L. Ahart 1995-4-17 6660 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
  HSC1825  Medicago praecox Larry Berti 1969-3-15 2 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  UCD86263  Melica aristata J. M. Tucker; L. K. Mann 1959-7-18 3539 Tehama South Yolla Bolly Mountain. 1920 Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  UCD86435  Melica californica Beecher Crampton 1954-6-16 1975 Tehama Mendocino National Forest, Paskenta District. Crane Mills logging road, 1/2 mile north of Whiskey Saddle. 1463 Comment
  SEINET10860813  Melica californica A. Arthur Heller 1916-4-20 Heller 12338 Tehama Blue oak belt 3 miles north of Redding on grassy hills, Toxicodendron the prevalent shrub. Comment
  RSA755416  Melica californica var. californica L. P. Janeway, B. Castro 2009-4-25 9754 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  UCD80576  Melica geyeri CNPS SN Foothill Team 2005-6-30 SNNR 0518 Tehama USFS Lassen National Forest, on the south side of the South Fork Antelope Creek. 505 Comment
  UCD87317  Melica geyeri Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  JEPS129812  Melica harfordii John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-16 2224 B Tehama NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  CHSC61693  Melica stricta Vernon H. Oswald; Lowell Ahart 1993-9-2 5898 Tehama Ridge running E from Mt. Linn, South Yolla bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 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
  JEPS106302  Melilotus albus Lowell Ahart 2004-6-11 11024 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
  CHSC45289  Melilotus officinalis Vernon Oswald 1988-5-12 3304 Tehama M2 (23N01) 7.3 mi (odometer) w of Paskenta. 652 Comment
  HSC95823  Mentha canadensis L. Ahart, John Dittes 2003-9-17 10580 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  JEPS63467  Mentha canadensis Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  CHSC105948  Mentha pulegium Lowell Ahart; John Dittes 2010-7-17 16849 Tehama Above 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
  JEPS117357  Mentha pulegium Lowell Ahart, John Dittes 2010-7-17 16849 Tehama Above 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
  JEPS97358  Mentha spicata Vernon H. Oswald and L. Ahart 1995-7-31 7161 Tehama T29N R1W NW1/4 Sec. 5, 1100 ft, Cascade Range Foothills, Blue Oak Woodland. 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
  JEPS102872  Mentzelia dispersa Lowell Ahart 2001-6-8 8780 Tehama S side of road M2, 9 mi W of Paskenta 792 Comment
  CHSC87014  Mentzelia laevicaulis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. 304 Comment
  CHSC65666  Micranthes californica Vernon H. Oswald 1996-3-20 7238 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the preserve. On a grassy slope along the south side of the intermittent stream. 99 Comment
  CHSC55188  Micropus californicus var. californicus L. P. Janeway 1991-4-18 3901 Tehama Battle Creek Wildlife Area. On the south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 152 Comment
  JEPS88291  Micropus californicus var. californicus Vernon H. Oswald and Lowell Ahart 1996-4-29 7480 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (nw side of Valley, (collected near s boundary ca. 0.2 mi w of the farm pond)); Sacramento Valley, Thomes Creek Ecological Reserve 106 Comment
  SEINET11804891  Micropus californicus var. californicus J. T. Nicol 1978-1 17 Tehama junction Lassen-Leninger Roads & Rt. 99, 2.5 mi N of Butte County line 59 Comment
  UCD80108  Microseris acuminata CNPS SN Foothill Team 2006-4-19 SNFN 0446 b Tehama Private Wurlitzer Ranch, on the south side of Pine Creek. 187 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
  CDA8394  Microseris sylvatica Vernon H. Oswald & Lowell Ahart 1998-4-27 8960 Tehama Cannon Road, 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  JEPS81103  Microseris sylvatica James Payne Smith Jr. 1979-4-29 10076 Tehama State Route 36 at Basler Road Comment
  CHSC55233  Microsteris gracilis L. P. Janeway 1991-3-28 3859 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 152 Comment
  CHSC57025  Microsteris gracilis Steven Triano; Stefani Eiben 1988-5-7 158 Tehama Ca 30 ft nw of Hwy. 36 and 11.9 mi w of Mineral. 880 Comment
  JEPS4006  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-30 12676 b Tehama logging road w Paskenta (near 5 mi post) Comment
  JEPS76646  Mimulus L. R. Heckard 1972-6-18 2979 Tehama near Wells Creek (at s base of mt.); Tedoc Mt. 883 Comment
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Jul 22 2009
  UC1239057  Mimulus arvensis Freed W. Hoffman 1947-6-23 1594 Tehama Government Flat North Coast Ranges 796 Comment
  JEPS97348  Mimulus breweri Vernon H. Oswald and L. Ahart 1995-7-17 7093 Tehama T29N R4E NE1/4 NE1/4 Sec. 17, 5700 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park 1737 Comment
  OBI82947  Mimulus cardinalis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3942 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  CHSC64633  Mimulus floribundus Vernon H. Oswald; Lowell Ahart 1995-4-25 6689 Tehama W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 204 Comment
  JEPS104104  Mimulus guttatus Lowell Ahart 2003-8-23 10534 Tehama Along and in a small streamlet, on both sides of the trail, ca 1/4 mi from the campsite as one hikes to Square Lake, ca 1 mi ne of Mount Linn, South Yolla Bolly. 2118 Comment
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Jul 29 2009
  UC886211  Mimulus guttatus Frank W. Gould 1938-6-6 466 Tehama near Tehama-Plumas county line (on highway 89) 1524 Comment
  RSA93037  Mimulus kelloggii Milo S. Baker, H. K. Wagnon 1953-4-26 12549 Tehama West of Paskenta near 5 mi post. 244 Comment
  UC1019546  Mimulus moniliformis Louise Kellogg 1952-7-15 56 Tehama directly s South Yolla Bolly Mountain (on Boswell Ridge, near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  JEPS123434  Mimulus moschatus Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -097 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, head of Beegum Basin. Comment
  UCD80791  Mimulus nasutus CNPS SN Foothill Team 2006-4-4 SNFN 0440 e Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  RSA759886  Mimulus primuloides Barbara J. Ertter, Brad Olson 1991-7-6 10384 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
  UC625477  Mimulus primuloides Frank W. Gould 1938-6-26 467 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  POM216502  Mimulus primuloides H. P. Bracelin 1932-7-23 666 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  SEINET12319569  Mimulus primuloides J. P. Kroessig 1977-1 24 Tehama ca 2 km SW of jct of Hwy 32 & Hwy 36 1090 Comment
  JEPS108880  Mimulus primuloides subsp. primuloides Lowell Ahart 2006-7-19 13024 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
  LA48213  Mimulus tilingii J. M. Tucker; 1959-7-19 3564 Tehama ca. 0.5 mi. E of IDes Cove, SE side of S Yolla Bolly Mt 2103 Comment
  JEPS8151  Mimulus torreyi Jos. Grinnell 1928-6-24 Tehama Mineral Lassen Peak region Comment
  SEINET3079251 Image available Mimulus torreyi Marc Mittleman 1980-8-1 102 Tehama Along Deer Creek, on Rt. 32, 3.9 mi. Sw junction with Rt. 36 Comment
  UC54641  Mimulus torreyi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4409 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC600973  Mimulus torreyi Mrs. H. P. Bracelin 1932-7-23 667 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  UCD80785  Mimulus torreyi CNPS SN Foothill Team 2005-6-21 SNNR 0348 f Tehama USFS, Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. 1211 Comment
  CDA41816  Mimulus torreyi L. Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  RSA519040  Mimulus torreyi Barbara J. Ertter 1989-7-4 8700 Tehama 1.4 mi E of Mineral on Hwy 36 at Conrad Grove LP, upper edge of Battle Creek Mds along Nanny Creek. 1524 Comment
  JEPS22482  Minuartia californica Willis L. Jepson 1899-4-26 Tehama Crane Creek district; hills, w Tehama Co. 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
  CAS-BOT-BC174691  Minuartia cismontana R. C. Barneby; J. T. Howell 1954-5-12 11484 Tehama 9 miles e. of Paynes Creek 1005 Comment
  CHSC93462  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
  JEPS94363  Minuartia douglasii Vernon H. Oswald and Lowell Ahart 1997-5-14 8457 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 Comment
  CHSC61725  Minuartia nuttallii subsp. gregaria Vernon H. Oswald; Lowell Ahart 1993-9-2 5903 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  JEPS13264  Minuartia nuttallii subsp. gregaria Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5309 Tehama Oven Lid; summit 1981 Comment
  UC1037367  Minuartia nuttallii subsp. gregaria Douglas Barbe 1955-7-16 165 Tehama around Oven Lid (w Tehama Co.); Mendocino National Forest 1920 Comment
  UC1245158  Minuartia nuttallii subsp. gregaria J. M. Tucker and L. K. Mann 1959-7-19 3558 Tehama South Yolla Bolly Mountain; se side 2255 Comment
  UC1609307  Minuartia nuttallii subsp. gregaria Vernon H. Oswald and Lowell Ahart 1993-9-2 5903 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  RSA66973  Minuartia nuttallii subsp. gregaria P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2134 Comment
  CHSC64966  Minuartia rosei Vernon H. Oswald; Lowell Ahart 1995-7-12 7033 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
  HSC71865  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5784 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  JEPS76668  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama Tedoc Mt. nw side of Tedoc Mt. (nw side, along new road around w of mountain) 1280 Comment
  RSA759804  Mitella trifida Barbara Ertter, Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca. 1/2 mile southeast of Cold Spring Forest Station, ca. 30 air miles west of Corning, 0.4 miles from Ball Rock Road on road to Rocky Cabin 1829 Comment
  CHSC116173  Mollugo verticillata Lowell Ahart; John Dittes 2015-6-2 20252 Tehama About 1/4 mile north of Lassen Road, about 1.6 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
  JEPS104375  Mollugo verticillata Lowell Ahart 2003-9-17 10585 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
  JEPS42872  Mollugo verticillata W. L. Jepson 1927-6-25 12345 Tehama Pine Creek Road Station, Pine Creek Pine Creek 60 Comment
  UC1563682  Mollugo verticillata Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama s side of nw arm of Black Butte Lake (w of Orland) 152 Comment
  OBI51833  Mollugo verticillata Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CAS-BOT-BC318601  Monardella odoratissima J. M. Tucker; L. K. Mann 1959-7-19 3549 Tehama Ca. 75 ft. below the summit, South Yolla Bolly Mountain. 2443 Comment
  RSA201217  Monardella odoratissima Hans Leschke 1960-8-5 1678 Tehama Between Summit Lake and Bear Lakes, Lassen Volcanic National Park 2134 Comment
  UC2035960  Monardella odoratissima subsp. pallida C. Epling, Wm. Robison 1935-7-16 Tehama Near Mineral Comment
  CAS-BOT-BC474517  Monardella odoratissima var. parvifolia Gerald Dickinson 1964-7-24 233 Tehama Atop Anthony Peak 2122 Comment
  UC2070433  Monardella villosa subsp. subserrata Barbara Ertter with Brad Olson 1991-7-4 10200 Tehama Toomes Camp Road (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning. Comment
  JEPS101610  Monardella villosa subsp. villosa Dean W. Taylor 1997-6-13 16073 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat 685 Comment
  CAS-BOT-BC233767  Montia W. J. Crins; et al. 1988-4-18 7435 Tehama Ca. 15 km. W. of Paskenta, above Mud Flat, N. of Paskenta-Covelo Road, Mendocino National Forest Comment
  CHSC92749  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road. 1625 Comment
  CHSC64363  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6492 Tehama 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. Growing in shallow water in the intermittent drainage w of the borrow pit. 213 Comment
  UCD86585  Muhlenbergia filiformis Milo S. Baker 1940-8-14 9814 Tehama At trail to Cherry Lake north of Government Flat near the Mendocino County Line. Comment
  UC1949305  Muhlenbergia rigens Barbara Ertter with Brad Olson 1991-7-5 10300 Tehama at edge of Long Gulch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC65933  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7364 .1 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of a drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  RSA700502  Myosurus minimus L. P. Janeway 2001-6-10 7147 Tehama High N Coast Ranges along road 28N36 1.1 km WSW of Tedoc Gap, along a minor tributary of S Fork Beegum Creek. 1340 Comment
  CHSC81429  Nassella cernua L. P. Janeway; Shirley Innecken 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 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
  UC1543863  Navarretia capillaris Harold and Virginia Bailey 1948-8-28 3069 a Tehama near Sulphur Creek Campground (in meadow below Ski Hut, Lassen Volcanic National Park); Lassen Volcanic National Park, nr Sulphur Creek Campgrnd 2011 Comment
  JEPS28788  Navarretia divaricata George W. Gillett 1957-8-18 1093 Tehama about 0.25 mi above Sulphur Works Checking Station (lower portion of the Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  UC1025117  Navarretia divaricata Douglas Barbe 1955-7-17 215 Tehama Cold Spring Camp 1889 Comment
  CHSC115794  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2015-8-5 20465 Tehama Poor logging road, 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
  JEPS105611  Navarretia filicaulis L. P. Janeway 2003-6-14 7840 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  UCD80644  Navarretia heterandra CNPS SN Foothill Team 2005-6-7 SNNR 0166 Tehama TNC, Dye Creek Preserve. 471 Comment
  UCD15047  Navarretia intertexta Barbara Babbe 1977-5-21 11 Tehama California, Tehama Co.; 1/4 mile north of Corning Road along Freeman School House Road; 83 Comment
  CHSC115604  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2015-8-5 20450 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
  JEPS70405  Navarretia intertexta subsp. propinqua W. L. Jepson 1927-6-24 12340 Tehama Battle Creek Meadows Mineral 1524 Comment
  UC54531  Navarretia intertexta subsp. propinqua H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4356 Tehama near Morgan ((Mill Creek Canyon)); Mount Lassen 1524 Comment
  CHSC76769  Navarretia jepsonii L. P. Janeway; B. Castro 1999-6-21 6477 Tehama Long Gulch, south of South Fork Cottonwood Creek. North edge of ridge. 356 Comment
  CHSC87843  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along the trail to Dead Rabbit Lake, about 50 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. 549 Comment
  UCD33123  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama Tehama County, 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 609 Comment
  UCD48415  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama 6 miles w.s.w Paskenta (in direct line) ridge between Hatch Field and Lake Hollow serpentine soil. Range extension in Calif. 609 Comment
  HSC17007  Navarretia leptalea Louise Kellogg 1952-7-15 59 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge, S of Yolla Bolly Mtn. 2134 Comment
  HSC75047  Navarretia leptalea J. P. Smith, Thomas W. Nelson 1978-7-22 10044 Tehama Shasta-Trinity National Forest, Tedoc Gap 1372 Comment
  CHSC94501  Navarretia leptalea subsp. leptalea Lowell Ahart 2006-8-15 13195 Tehama West side of a small wash, 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
  UC54538  Navarretia leptalea subsp. leptalea H. M. Hall and E. B. Babcock July 1-2, 1903 4388 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  CHSC57488  Navarretia leucocephala K. Castell-Blanch 1990-4-24 12 Tehama Ca. 14.5 mi n of Chico. 1.7 mi ne of Soto Lake, vernal pool locations. 88 Comment
  CHSC113312  Navarretia leucocephala subsp. leucocephala Lowell Ahart; John Dittes 2014-5-16 19496 Tehama On the bottom of a small drainage,on the north side 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
  CHSC80050  Navarretia leucocephala subsp. leucocephala L. P. Janeway 2000-5-16 6738 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  RSA642572  Navarretia leucocephala subsp. leucocephala Stan C. Spencer 1995-5-18 55 i04 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
  UC106882  Navarretia linearifolia subsp. linearifolia T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UC1112876  Navarretia linearifolia subsp. linearifolia Douglas Barbe 1955-7-22 243 Tehama on a dry northern slope 3 mi w Oven Lid (on the trail to Square Lake); w of Oven Lid, on trail to Square Lake 2072 Comment
  CHSC116945  Navarretia pubescens D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  CHSC118051  Navarretia pubescens Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 192 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail . 767 Comment
  CHSC41028  Navarretia pubescens Pauleen Broyles 1982-5-10 565 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  CHSC7091  Navarretia pubescens E. L. Williams 1969-4-26 19 Tehama 100 ft. s of I.W. Williams' barn next to Harry Baker's fence on Evergreen Rd. off Bowman Rd. 137 Comment
  JEPS100566  Navarretia pubescens Dean W. Taylor 1993-6-26 13738 Tehama 0.5 mile west of Interstate 5 and 0.5 mile north of the Glenn County line; north of Moore Creek 83 Comment
  UC1112265  Navarretia pubescens R. C. Bacigalupi with S. Galen Smith 1957-6-24 5927 Tehama 8.1 mi s Corning (on highway to Orland (U.S. 99 W)) 76 Comment
  UC1606317  Navarretia pubescens Barbara Ertter, Brad Olson 1993-5-15 11722 Tehama nw of Orland (Buckhorn Campground, at n end of Black Butte Reservoir); Black Butte Reservoir 152 Comment
  UC526147  Navarretia pubescens John Thomas Howell 1934-6-17 12234 Tehama near Cottonwood Comment
  CAS-BOT-BC232755  Navarretia sinistra subsp. pinnatisecta Alice Eastwood; John Thomas Howell 1941-7-9 9813 Tehama Government Flat Comment
  CHSC107229  Navarretia tagetina Lowell Ahart; John Dittes 2011-6-9 17438 Tehama Rio De Los Molinos Land Grant. On the sides of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  JEPS70486  Navarretia tagetina W. L. Jepson 1927-6-25 12351 Tehama Pine Creek road station 60 Comment
  UC1076024  Navarretia tagetina Herbert L. Mason 1947-5-18 14790 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  CHSC64722  Navarretia viscidula Vernon H. Oswald 1995-5-22 6753 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. Along the s end of the old highway. 219 Comment
  CHSC84261  Navarretia viscidula Lowell Ahart; John Dittes 2003-6-11 10252 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
  JEPS104303  Navarretia viscidula Lowell Ahart 2003-6-11 10252 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
  JEPS118085  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
  SBBG117218  Navarretia viscidula B. Crampton 1954-6-15 1958 Tehama 1 mi E of Paskenta, ridge above Thomes Crk Comment
  CHSC96772  Nelumbo lutea Stoffel 2005-7-19 1411565 Tehama Tehama County: Table Mtn Ranch in Red Bluff. Comment
  CHSC78824  Nemacladus montanus Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC55227  Nemophila heterophylla L. P. Janeway 1991-4-11 3892 Tehama Battle Creek Wildlife Area. Upper slope of steep north-facing bluff on south side of Battle Creek, ca 1 1/2 air mi east of the Sacramento River. 167 Comment
  CHSC64354  Nemophila heterophylla Vernon H. Oswald; Lowell Ahart 1995-3-19 6539 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. Ca. 300 ft w of Manton Rd. 225 Comment
  JEPS3219  Nemophila heterophylla Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w of Paskenta Comment
  CHSC4065  Nemophila menziesii J. Wheeler 1967-4-20 7 Tehama Locally abundant atop creek bank s w side of the intersection of Reeds Creek and Paskenta Rd. s of Red Bluff. 91 Comment
  CHSC55499  Nemophila menziesii Vivian L. Long 1991-4-13 16 Tehama Long Ranch property. Ca. 15 m e Lanes Valley Road, .7 km s A6. 365 Comment
  JEPS123432  Nemophila parviflora var. austiniae Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -099 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies head of Beegum Basin. Comment
  UC1949194  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-6 10367 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; at W end of meadow Comment
  CHSC103806  Nemophila pedunculata Barbara Ertter; 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. 1889 Comment
  JEPS97392  Nemophila pedunculata Vernon H. Oswald and L. Ahart 1995-3-6 6511 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
  RSA93130  Nemophila pedunculata Milo S. Baker, H. K. Wagnon 1953-5-31 12696 Tehama Chaparral burn west of Paskenta near 5 mile post. Comment
  CHSC87015  Nicotiana quadrivalvis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Bank of creek. 304 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
  CDA39393  Odontostomum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2663 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. 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
  UC1606389  Oenanthe sarmentosa Barbara Ertter with James R. Shevock 1992-6-14 11122 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (twon). 304 Comment
  UC1004174  Olea europaea Lewis S. Rose and W. A Weber 1953-5-23 8469 Tehama vicinity of Corning 76 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
  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
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  JEPS84169  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-3 829 Tehama 0.2 mi n Tehama-Butte County line (1.9 mi ssw of the intersection of Hwy 99 and Rowles Road); Central Valley, Vina Plains 57 Comment
  JEPS84170  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-11 845 Tehama about 6 mi ne Vina (1.8 mi ene of end of Reed Orchard Road); Central Valley 114 Comment
  SEINET11688653  Orcuttia pilosa Unknown 1982-1 Tehama Comment
  SEINET4080561  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CAS-BOT-BC254347  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CAS-BOT-BC254350  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, State Highway 36, 10.8 miles NE of Red Bluff Comment
  CAS-BOT-BC254353  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 842 Tehama 1.4 miles NNE of Dales and 0.15 mile E of Manton Road [County Road A-6], ca. 15 miles NE of Red Bluff 210 Comment
  CHSC45701  Orcuttia tenuis R. D. Stone 1987-8-18 848 Tehama Central Valley. About 10 miles NNE of Red Bluff and 1.2 miles due E of Jellys Ferry, 0.5 miles NE of N end of Table Mountain Lake. Vernal pool. 166 Comment
  CHSC52895  Orcuttia tenuis R. D. Stone 1986-8-24 804 Tehama Central Valley. Vina Plains, 0.4 miles SW of the Lassen Road crossing of Singer Creek and 0.15 miles E of the eastern TNC Preserve boundary. Vernal pool. 67 Comment
  CHSC52908  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama Central Valley. Reservoir 612, about 15 miles NE of Red Bluff, 1.3 miles NNW of Dales Lake on Inks Creek Ranch. Pond. Comment
  JEPS84135  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama about 20 mi ne Red Bluff (1.25 mi sw of Manto Road (County Road A-6) crossing of Spring branch Creek); Central Valley 312 Comment
  UCD88275  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama 1.4 miles north of Dales. 100 meters west of County Road A-6. Comment
  SEINET11665623  Orcuttia tenuis Unknown 1982-1 Tehama Comment
  UCD123189  Orobanche californica subsp. jepsonii J. M. Tucker; L. K. Mann 1959-7-19 3554 Tehama South Yolla Bolly Mountain, ca. 1/2 mile east of summit. 2286 Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  JEPS10810  Orobanche fasciculata Hilda W. Grinnell 1927-5-26 Tehama Between Mineral and Payne Creek. Comment
  JEPS94400  Orobanche fasciculata Vernon H. Oswald and Lowell Ahart 1997-5-14 9460 Tehama s of Moak Trailhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1066 Comment
  JEPS127361  Orogenia fusiformis Tim Kask 2013-4-20 204 Tehama Jones Valley off Highway 172 between Mineral and Mill Creek. Comment
  UC1476964  Osmorhiza berteroi Porter P. Lowry, II 1977-7-6 851 Tehama on Park road 1/4 mi below Lassen Chalet (intersection with Broakoff Mt. Trail); Lassen Volcanic National Park Comment
  CHSC94380  Osmorhiza chilensis Lowell Ahart 2006-7-19 13045 Tehama Forest along the west side of the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC2012947  Osmorhiza chilensis Barbara Ertter with James R. Shevock 1992-6-14 11169 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town) Comment
  UC1949161  Ozomelis trifida Barbara Ertter with Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  HSC71874  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5800 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  JEPS75059  Panicum capillare W. L. Jepson 1929-9-27 15284 Tehama Manton 853 Comment
  CHSC85016  Parnassia palustris John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 791 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope southeast of Square Lake. 2151 Comment
  CHSC43051  Paronychia ahartii Pauleen Broyles 1985-4-18 941 Tehama The Nature Conservancy Vina Plains Preserve. S side of Lassen Road, ca 25 m s of the stile crossing fence, and ca 50 m west and north of small vernal pool. 66 Comment
  HSC89828  Paronychia ahartii Rimo Bacigalupi, H. L. Mason, Lucile Mason 1958-4-22 6290 Tehama Lower portions of the Kirkwood plains, 2 mi. W of Kirkwood and 1.5 mi. W of Hwy. 99, 7 mi. S of Corning 73 Comment
  JEPS88557  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-5-6 7534 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills, n of gravel road and w of the Jeep Trail at this location); Cascade Range Foothills, Hog Lake Plateau 225 Comment
  SD131826  Paronychia ahartii Rimo Bacigalupi, Drs. Herbert & Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, ca. 2.0 miles west of Kirkwood and about 0.5 mile west of U. S. Highway 99. 79 Comment
  SEINET4855735  Paronychia ahartii John Thomas Howell 1955-6-12 30307 Tehama 8.5 mi S of Corning. Comment
  JEPS86515  Parvisedum pumilum Roy E. Buck, Glenn L. Clifton 1990-4-3 1486 Tehama 3.3 air km e of Sacramento River (Sevenmile Creek confluence, 10 air km ne of Red Bluff, just e of gas pipeline); Sevenmile Creek confluence 228 Comment
  UC903267  Parvisedum pumilum Ethel Crum 1932-5-9 1448 Tehama south [east] of Red Bluff (Inner North Coast Ranges); Inner North Coast Ranges 91 Comment
  HSC39637  Paspalum dilatatum J. P. Smith, J. O. Sawyer 1971-5-22 4640 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  RSA303285  Paspalum distichum J. R. Reeder, C. G. Reeder 1975-8-10 6683 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC65066  Pectiantia pentandra Vernon H. Oswald; Lowell Ahart 1995-7-17 7085 Tehama Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  JEPS68194  Pectocarya penicillata W. L. Jepson 1899-4-26 21090 Tehama bed of Crane Creek Stivers Ranch Comment
  UC1586551  Pectocarya penicillata Vernon H. Oswald and Lowell Ahart 1991-4-16 4490 Tehama 2 mi s Corning Rd (Black Butte Rd, just s of Burch Creek, w of Corning) 109 Comment
  RSA93453  Pectocarya penicillata Milo S. Baker, H. K. Wagnon 1953-4-15 12533 Tehama 4.5 mi. W of Paskenta. Comment
  UCD35953  Pectocarya pusilla Beecher Crampton 1953-4-30 1184 Tehama 10 miles east of Beegum. Comment
  LA209469  Pedicularis densiflora Carl Epling; William Robison 1935-7-16 Tehama Near Mineral Comment
  UC61030  Pedicularis densiflora H. F. Stivers 1904-2-29 Tehama Rosewood Comment
  CHSC39837  Pellaea andromedifolia Maxey-Jones 1928-4-12 Tehama Antelope Creek Canyon. Comment
  HSC1767  Pellaea andromedifolia Larry Berti 1969-3-22 63 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  UC1037441  Pellaea brachyptera Douglas Barbe 1955-7-17 203 Tehama on county rd to Oven Lid (at the sign Sommerset (sic) 3/4) 1889 Comment
  HSC96920  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 Tehama Along the Nomalaki Trail, about 3/4 mi. by trail NW of Dead Rabbit Lake about 1 1/2 mi. NW of Bowers Cr. about 2 1/4 mi. NW of 23N69 about 8 mi. SW of Paskenta 563 Comment
  CHSC80574  Pellaea mucronata var. mucronata Lowell Ahart 2001-6-8 8759 Tehama A large rock outcrop, burned area on the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SFV17866  Penstemon azureus J. D. Dilley 1998-6-14 309 Tehama Battle Creek Vista, 20 miles east of Red Bluff on SR-36. 900 Comment
  CHSC109207  Penstemon azureus var. angustissimus B. Castro; L. P. Janeway 2004-5-30 1464 Tehama High Cascade Range. NE-facing slope above unnamed tributary from south into Deer Creek; 100 ft above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 1.4 road mi E of major hairpin turn where road drops into Deer Ck canyon. 990 Comment
  CHSC64997  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1995-7-12 7045 Tehama W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  JEPS94345  Penstemon azureus var. azureus Vernon H. Oswald and Lowell Ahart 1997-5-14 8435 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  UCR3574  Penstemon heterophyllus Frank C. Vasek 1964-8-5 640805- 03 Tehama North Coast Range, Stuart Gap 1500 Comment
  CHSC77802  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-6-3 958 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 356 Comment
  CHSC87321  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 Tehama About 1/8 mile southeast of an unnamed lake, along 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. 535 Comment
  SEINET272932 Image available Penstemon laetus subsp. leptosepalus Karl A. Vincent 1987-6-25 4433 Tehama Sierra Nevada Deer Creek canyon; 3 plants along roadside of CA 32 in mixed conifer-hardwood forest just N of Potato Pa 1097 Comment
  CHSC80699  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
  UCD124319  Penstemon newberryi J. M. Tucker; L. K. Mann 1959-7-19 3556 Tehama ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2286 Comment
  NY627417  Penstemon newberryi var. berryi P. A. Munz 1951-7-26 16933 Tehama Red Fir Forest; north slope of South Yolla Bolly Pk. 2347.0 Comment
  NY627328  Penstemon newberryi var. newberryi J. T. Howell 1977-6-20 52366 Tehama Deer Creek Road north of Colby Mountain Comment
  UC1245134  Penstemon rupicola J. M. Tucker and L. K. Mann 1959-7-19 3556 Tehama ca 1/2 mi e of summit South Yolla Bolly Mountain; e of summit South Yolla Bolly Mountain 2286 Comment
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Sep 7 2007
  HSC1756  Pentagramma triangularis Larry Berti 1969-3-19 39 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  JEPS88088  Pentagramma triangularis subsp. triangularis Vernon H. Oswald and Lowell Ahart 1996-5-20 7578 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UC1949246  Perideridia bolanderi subsp. involucrata Barbara Ertter with Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC77522  Perideridia kelloggii Hiedi West; Natalie Wight 1998-8-21 Tehama Red Bank (Schoenfield). Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  UCD127890  Perideridia lemmonii Brad D. Schafer 2005-7-29 167 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 390 Comment
  CHSC66554  Perideridia oregana Vernon H. Oswald; Lowell Ahart 1996-7-8 7953 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 182 Comment
  CHSC42655  Perideridia parishii subsp. latifolia Vernon Oswald 1985-7-8 1894 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  HSC93242  Persicaria punctata Vernon H. Oswald, L. Ahart 1996-9-4 8257 Tehama BLM Parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC66013  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1996-4-29 7494 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. Nw of Corning. (Collected on a gravel bar along the intermittent stream ca. 0.3 mi E of the W boundary). 102 Comment
  CHSC76048  Petrorhagia dubia G. F. Hrusa; J. Hart 1998-5-10 14431 Tehama Northern Sacramento Valley. Among pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area +/- 1/2 mi. W of Paskenta Rd. 90 Comment
  JEPS96013  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-4-29 7494 Tehama nw Corning (CDFG parcel on s side of Gyle Rd., along intermittent stream ca 0.3 mi e of the W boundary, Thomes Creek Ecological Reserve); nw Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC118386  Petrorhagia dubia Tim Kask 2015-4-27 241 Tehama Antelope Creek along 'McClure Trail' 10T 0599021/4458480 Comment
  RSA424717  Petrorhagia dubia Aaron Liston, M. Blumler 1987-4-24 654 -10 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC31479  Phacelia corymbosa B. Williams 1979-7-18 258 Tehama Shasta-Trinity NF Yolla Bolla RD. NW side of Tedoc Mtn., 10.1 mi from Hwy 36 on rd 45. 1371 Comment
  JEPS2371  Phacelia distans Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) 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
  CHSC93467  Phacelia egena Lowell Ahart 2006-5-5 12577 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. 545 Comment
  JEPS1965  Phacelia egena Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  HSC97208  Phacelia heterophylla subsp. virgata Thomas W. Nelson, Joe Molter 2004-6-21 9254 Tehama Along Ponderosa Way, 2 mi. from jct. with State Route 36 952 Comment
  UC2031480  Phacelia heterophylla var. virgata Barbara Ertter with Brad Olson 1991-7-6 10447 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong junction ca 28 air miles W of Corning, E side Tatham Ridge overlooking valley Comment
  CHSC14107  Phacelia mutabilis L. V. Ritter 1969-6-15 370 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  UC1002523  Phacelia mutabilis Milo S. Baker and H. K. Wagnon 1953-7-12 12856 Tehama County Rd 4.2 mi above Whitlock Camp (w Tehama Co.) 1676 Comment
  UC923124  Phacelia mutabilis Freed W. Hoffman 1950-6-30 3304 Tehama 6.2 mi n where Ball Rock Road leaves County Road west of Paskenta (w Tehama Co.) 1889 Comment
  UC923125  Phacelia mutabilis Freed W. Hoffman 1950-6-30 3305 Tehama 9.4 mi n point where Ball Rock Road leaves the County Road (w of Paskenta, w Tehama Co.); Cold Spring 1920 Comment
  CHSC48473  Phacelia procera Vernon Oswald 1986-6-18 2124 Tehama Round Valley Rd. (M4) 38.0 mi w of Paskenta. 1615 Comment
  CHSC68699  Phacelia tanacetifolia Vernon H. Oswald; Lowell Ahart 1997-5-14 8444 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. 920 Comment
  UCD88802  Phalaris caroliniana P. B. Kennedy 1928-5-7 s.n. Tehama 9 miles from Red Bluff. F. Lessiere Ranch. Comment
  CHSC77945  Philadelphus lewisii B. Castro; L. P. Janeway 1999-6-21 992 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. Near E-facing stream edge in upper reaches of gulch. 347 Comment
  CAS-BOT-BC253564  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama Ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2133 Comment
  CHSC90396  Phlox speciosa Niall McCarten 1986-6-22 5299 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  UC703001  Phlox speciosa subsp. occidentalis Alice Eastwood and John Thomas Howell 1941-7-9 9836 Tehama near Government Flat Comment
  HSC71846  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5848 Tehama Along USFS Rd. 45 1.9 mi. N of Tedoc gap, W side of Mt. Tedoc 1372 Comment
  CHSC102340  Phoradendron densum L. P. Janeway 2009-3-28 9677 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the powerlines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC77392  Phoradendron villosum Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  JEPS106207  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
  CHSC105659  Phytolacca americana Lowell Ahart; John Dittes 2010-10-4 17292 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
  OBI75209  Phytolacca americana David J. Keil, with Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Bowman Road on Amen Lane 135 Comment
  CAS-BOT-BC72982  Pinus monticola J. M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla bolly Mountain. Comment
  RSA121612  Pinus monticola G. D. Barbe 1955-7-16 172 Tehama On east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2287 Comment
  UCSB2769  Pinus ponderosa Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road 13 miles northwest of Paskenta, South Yolla Bolly Mtns. 1188 Comment
  UC1362002  Pinus sabiniana Paul D. Graves 1938-9-1 8470 Tehama 20 mi e Red Bluff (foothills on e side of valley); Sacramento Valley Comment
  CHSC26616  Plagiobothrys austiniae M. P. Hayes 1978-3-28 136 Tehama Found near the vernal pools along Leininger road, approx. .8 mi e of Highway 99. 40 Comment
  CHSC55194  Plagiobothrys austiniae L. P. Janeway 1991-4-11 3885 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC55195  Plagiobothrys austiniae L. P. Janeway 1991-4-11 3881 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Edges of vernal pool. 170 Comment
  CHSC67181  Plagiobothrys austiniae James D. Jokerst 1980-4-13 574 A Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. In a drainage. Comment
  RSA739590  Plagiobothrys austiniae John Dittes 2003-3-30 2003 -5 Tehama Tehama County: Sacramento Valley, 12.5 air miles N by NW of Chico, 1.5 air miles E of Hwy 99, S of Lassen Road. 72 Comment
  JEPS113121  Plagiobothrys canescens Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13605 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
  CHSC65927  Plagiobothrys fulvus Vernon H. Oswald; Lowell Ahart 1996-4-15 7366 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In upland near a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  SJSU8066  Plagiobothrys fulvus var. campestris S. S. Rewak 1962-4-18 83 Tehama Proberta c. 7 mi S of Rad Bluff Comment
  UC726295  Plagiobothrys glyptocarpus var. modestus A. A. Heller 1929-4-30 14852 Tehama Ranch Comment
  UC1042332  Plagiobothrys greenei John Thomas Howell 1954-4-6 29193 Tehama 6 mi s Corning Comment
  UC765636  Plagiobothrys humistratus R. F. Hoover 1937-5-19 2247 Tehama near Vina Comment
  CDA15856  Plagiobothrys leptocladus G. F. Hrusa, J. Hart 2000-4-8 15301 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC102365  Plagiobothrys nothofulvus L. P. Janeway 2009-3-28 9671 Tehama Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine Creek. 503 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
  SBBG121314  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama Vestal Rd, ca. 5.3 mi W of intersection of Cannon Rd and Reeds Crk Rd, ca. 21 mi W of Red Bluff 304 Comment
  RSA718163  Plagiobothrys scouleri var. hispidulus L. Ahart 2006-7-11 12949 Tehama 50 yards N of where the dirt road crosses Colby Creek, 2 miles air SE of Colby Mtn, 5 miles air NE of Butte Meadows. 1519 Comment
  CHSC29042  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  JEPS88451  Plagiobothrys scriptus Vernon H. Oswald and Lowell Ahart 1996-4-3 7292 .2 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, on n side of intermittent stream 0.4 mi e of dirt lane along w side of parcel, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  CHSC64958  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1995-7-12 7051 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. On the bed of a snow lake. 1341 Comment
  CHSC77320  Plagiobothrys stipitatus var. micranthus Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek. 243 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
  JEPS118019  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2011-6-9 17433 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. Bottom of a large vernal pool, sand dune area 80 Comment
  SEINET13752230 Image available Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  CHSC40696  Plagiobothrys stipitatus var. stipitatus Pauleen Broyles 1982-4-20 429 Tehama The Nature Conservancy Vina Plains Preserve. 69 Comment
  CHSC102364  Plagiobothrys tenellus L. P. Janeway 2009-3-28 9670 Tehama Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC79703  Plagiobothrys tenellus L. P. Janeway; B. Castro 2000-4-21 6666 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  JEPS122017  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  SEINET12332639  Plantago coronopus Unknown 1982-1 635 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Road 66 Comment
  CHSC86045  Plantago erecta Jenny Marr; J. Cunningham, J. Lacey-Rickert, C. Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 259 Comment
  JEPS88412  Plantago erecta Vernon H. Oswald and Lowell Ahart 1996-4-3 7293 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., flood plane of intermittent stream ca. 0.4 mi. e. of dirt lane along the w. side of the parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  HSC90063  Plantago erecta Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 21 Tehama On Tedoc Rd., 1 mi. S of intersection with Hwy. 36 671 Comment
  CDA6623  Plantago lanceolata L. Ahart, J. Dittes 2003-6-11 10249 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
  CHSC115525  Plantago lanceolata Lowell Ahart; John Dittes 2015-8-5 20437 Tehama Dry meadow, 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
  SEINET6990035  Plantago lanceolata R. A. Evers, Clara V. Evers 1975-8-23 115017 Tehama Yellow pine forest, 2 miles (3.2 kilometers) west of Mineral. Elevation, about 4400 feet. Comment
  CHSC66882  Plantago major Vernon H. Oswald 1996-9-4 8262 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in moist gravel along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  HSC75042  Platanthera dilatata var. leucostachys J. P. Smith, Thomas W. Nelson 1978-7-22 10049 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CHSC12953  Platanthera leucostachys K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5801 Tehama Ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  SEINET3892855  Platanthera sparsiflora Gary S. Lester, H. L. Dickson; Kathy Morter; Jeff Witcosky 1973-6-30 42 Tehama Tehama Co., Yolla Bolly Wilderness Area; Barker Camp at NE boundary.; 0 2103 Comment
  CHSC75391  Platanus racemosa Ben Myhre 1997-4-3 3 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 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
  CHSC65968  Platystemon californicus Vernon Oswald 1996-4-23 7435 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope on Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 167 Comment
  JEPS94164  Plectritis ciliosa subsp. ciliosa Vernon Oswald and Lowell Ahart 1998-4-21 8927 Tehama Round Valley Rd. (M4) w. Paskenta (.4 mi. w. of Newville Rd.); Inner N. Coast Ranges 329 Comment
  CHSC55290  Plectritis ciliosa subsp. insignis L. P. Janeway 1991-4-11 3889 Tehama Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC20411  Plectritis macrocera C. Glascock 1965-5-15 420 Tehama 1.2 mi. W of Mineral R.S. on Hwy 36 at N roadside. Comment
  CAS-BOT-BC458198  Pleuricospora fimbriolata Hans Leschke; Bodine 1967-7-1 s.n. Tehama Bear Wallow Camp near Mineral 1524 Comment
  JEPS97454  Poa annua Vernon H. Oswald and L. Ahart 1995-2-22 6496 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 35, 700 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 213 Comment
  CHSC83219  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  HSC10644  Poa bulbosa R. S. White 1965-5-15 83 Tehama 20 mi. E of Red Bluff on Hwy. 36 Comment
  RSA424686  Poa bulbosa Aaron Liston, M. Blumler 1987-4-24 654 -14 Tehama Hwy 36 between Dales and Paynes Creek; 1.9 miles E of Dales. 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
  CAS-BOT-BC243203  Poa secunda subsp. secunda Ira L. Wiggins 1925-3-26 1530 Tehama Above the gorge on Mill Creek Comment
  CAS-BOT-BC243272  Poa secunda subsp. secunda A. A. Heller 1916-4-20 12330 Tehama 3 miles N of Red Bluff Comment
  CHSC2165  Poa secunda subsp. secunda H. Silberman; D. Isaac 1949-4-24 Tehama Vina Deer Cr. at 99E. 60 Comment
  CHSC46212  Poa secunda subsp. secunda Pauleen Broyles 1985-4-11 945 Tehama The Nature Conservancy Vina Plains Preserve. Ca 180 m south of fence between barn and 'safe' pastures. Comment
  CHSC64382  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1995-3-19 6528 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. Near the s tip of the reserve. 207 Comment
  JEPS88378  Poa secunda subsp. secunda Vernon H. Oswald and Lowell Ahart 1996-4-8 7344 Tehama ne Red Bluff (BLM parcel along Hwy 36, 0.9 mi w of parking lot on Hwy 36); Cascade Range foothills 254 Comment
  JEPS97502  Poa secunda subsp. secunda Vernon H. Oswald and L. Ahart 1995-4-3 6592 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Tufted perennial 201 Comment
  JEPS97482  Poa tenerrima Vernon H. Oswald and L. Ahart 1995-3-19 6528 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
Read comments
Jul 31 2009
  CHSC64627  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1995-4-17 6646 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC66116  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1996-4-29 7472 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  CHSC117727  Polanisia dodecandra subsp. trachysperma Lowell Ahart; John Dittes 2016-8-25 21305 Tehama Undesignated section of San Burenaventura Land Grant. East 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 Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. 117 Comment
  JEPS121164  Polanisia dodecandra subsp. trachysperma Lowell Ahart 2013-8-2 18992 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
  JEPS124056  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20479 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-BC414219  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-18 36038 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UCD99857  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham ranch, South Power House Road, 1 1/2 miles south of Manton. Comment
  UC990727  Polygonum bolanderi Roxana S. Ferris 1953-11-9 12703 Tehama on State Hwy 36 about 12 mi w Mineral 914 Comment
  RSA121624  Polygonum davisiae G. D. Barbe 1955-7-16 173 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CAS-BOT-BC414608  Polygonum douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9820 Tehama Government Flat Comment
  CHSC115546  Polygonum douglasii Lowell Ahart; John Dittes 2015-8-5 20439 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
  CAS-BOT-BC414606  Polygonum douglasii P. A. Munz 1951-7-18 16672 Tehama N. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama - Trinity County 1950 Comment
  JEPS104105  Polygonum douglasii subsp. douglasii Lowell Ahart 2003-8-23 10524 Tehama About 80 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  RSA768936  Polygonum douglasii subsp. spergulariiforme L. Ahart, John Dittes 2010-10-4 17273 Tehama About 50 yards south of the dry pond, Childs Meadows, about 1.2 air miles southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 air miles northeast of the own of Millcreek, 2.9 air miles west of Wilson Lake 1476 Comment
  JEPS66413  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-7-31 2674 Tehama land-locked lagoon off Sacramento River (just ne of Red Bluff) Comment
  JEPS104232  Polygonum lapathifolium Lowell Ahart 2003-9-17 10590 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
  CAS-BOT-BC418532  Polygonum minimum John Thomas Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  SJSU8856  Polygonum polygaloides subsp. kelloggii J. W. Tilden 1960-6-26 1487 Tehama Wilson L 1524 Comment
  CHSC42322  Polypogon interruptus Pauleen Broyles 1982-5-17 619 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch, where ditch crosses under Lassen Road. 66 Comment
  CHSC66521  Polypogon maritimus Vernon H. Oswald; Lowell Ahart 1996-5-20 7610 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CHSC80124  Polypogon maritimus B. Castro; L. P. Janeway 2000-5-11 1163 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS97288  Polypogon maritimus Vernon H. Oswald 1995-5-28 6789 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, stony Tuscan loam. 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 201 Comment
  UCD91168  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama Tehama County, 0.5 mile east of Paskenta, along Thomes Creek. Comment
  CHSC88287  Polypogon monspeliensis Lowell Ahart 2004-6-28 11146 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC116666  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 A Tehama On the north side of Deer Creek Trail, between the fish ladder and Big Leaf Pond, about 1-3/4 miles by trail to Highway 32. 883 Comment
  UC1478238  Polystichum lemmonii G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  HSC70135  Polystichum munitum Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-22 4461 Tehama Along road to summit of Mount Tedoc 1555 Comment
  CHSC64727  Populus fremontii subsp. fremontii Vernon H. Oswald; Lowell Ahart 1995-5-16 6735 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. 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
  UCD110651  Populus fremontii subsp. fremontii D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Sacramento River near William B. Ide State Historic Park. 85 Comment
  JEPS101405  Porterella carnosula Dean W. Taylor 1997-6-25 16096 Tehama margin of Pear Lake; Lassen National Forest 1920 Comment
  SJSU3289  Porterella carnosula J. W. Tilden 1960-6-26 1482 Tehama Wilson Lake, northwestern Tehama County 1524 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
  JEPS117686  Potamogeton natans Lowell Ahart, John Dittes 2010-7-17 16843 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  JEPS66420  Potamogeton pusillus L. R. Heckard and P. Rubtzoff 1971-7-31 2682 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  CHSC61437  Potentilla drummondii Vernon H. Oswald; Lowell Ahart 1993-8-11 5793 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CAS-BOT-BC540580  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 963 Tehama Mineral, Sierra Nevada 1524 Comment
  CAS-BOT-BC540583  Potentilla gracilis var. fastigiata Ethel Crum 1937-8-7 1954 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  SBBG3037  Potentilla millefolia H. and M. Dearing 1938-6-22 2081 Tehama Deer Crk Comment
  JEPS94492  Prunella vulgaris var. lanceolata Vernon Oswald and Lowell Ahart 1997-7-7 8706 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
  SDSU7056  Prunella vulgaris var. lanceolata K. Dixon 1942-6-26 153 Tehama Cascade Creek. Comment
  CHSC60398  Prunus emarginata Mary Ann Showers 1992-6-26 2588 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA66376  Prunus emarginata Philip A. Munz 1951-7-26 16955 Tehama South face of South Yolla Bolly peak. 2058 Comment
  JEPS95956  Prunus subcordata Vernon H. Oswald and Lowell Ahart 1999-4-21 9696 Tehama ca 0.5 mi NE of Finley lake ( High Trestle-McClure Place Trail starting on Hogback Road) 822 Comment
  CHSC59170  Pseudognaphalium luteoalbum Vernon H. Oswald 1992-9-29 5225 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC90405  Pseudostellaria jamesiana Niall McCarten; Roxanne Bittman 1986-6-16 5422 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  UC1299488  Pseudostellaria jamesiana Freed W. Hoffman 1947-6-23 1684 Tehama Government Flat North Coast Ranges, Government Flat (western Tehama County) 796 Comment
  UC54464  Pseudostellaria jamesiana H. M. Hall and E. B. Babcock July 1-2, 1903 4335 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, Mill Creek Canyon 1554 Comment
  RSA478139  Pseudostellaria jamesiana Bonnie C. Templeton 1960-6-14 8490 Tehama Near Mineral Comment
  RSA67186  Pseudostellaria jamesiana P. A. Munz 1951-7-25 16859 Tehama 1.5 miles E of Square Lake. 2134 Comment
  RSA123551  Pseudotsuga menziesii G. D. Barbe 1955-7-17 211 Tehama On the county road to Oven Lid at the sign Sommerset (sic) 3/4 1890 Comment
  CAS-BOT-BC361813  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4359 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline 62 Comment
  CHSC77313  Psilocarphus brevissimus var. brevissimus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of North Fork Stony Creek and Newville. 201 Comment
  JEPS40462  Psilocarphus brevissimus var. brevissimus W. L. Jepson 1932-5-9 16363 Tehama rubble field ne Red Bluff (near Seven Mile Creek) 137 Comment
  JEPS95758  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama 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. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC86054  Psilocarphus oregonus Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 243 Comment
  SEINET11807867  Psilocarphus oregonus Unknown 1982-1 914 Tehama The Nature Conservancy Vina Plains Preserve 63 Comment
  JEPS40523  Psilocarphus tenellus W. L. Jepson 1899-4-25 13909 Tehama Stiver's Ranch Crane Creek Hills, Stiver's Ranch ? Comment
  CHSC65914  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1996-4-15 7372 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 on the S side of the intermittent stream ca. 0.4 mi E of the lane. 106 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
  UC1586608  Ptelea crenulata Vernon H. Oswald and Lowell Ahart 1991-5-9 4563 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, on the w side of Paynes Creek near the Sacramento River); Paynes Creek Recreation Area 106 Comment
  UC1602325  Ptelea crenulata A. E. Wieslander 1933-8-21 339 Tehama Lassen Trail Paynes Creek Quad. (near 20 mi Hollow) 457 Comment
  JEPS108940  Pterospora andromedea Lowell Ahart 2006-9-9 13259 Tehama Near the 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
  CAS-BOT-BC460558  Pterospora andromedea H. F. Copeland 1920-7-17 112 Tehama Butt Mountain 1828 Comment
  CHSC64970  Pyrola dentata Vernon H. Oswald; Lowell Ahart 1995-7-12 7035 Tehama High North Coast Ranges. W of Red Bluff and S of Platinaon the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC77581  Quercus berberidifolia B. Castro; L. P. Janeway 1999-5-5 920 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 304 Comment
  CHSC86835  Quercus berberidifolia Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. Comment
  UC1052827  Quercus chrysolepis J. I. Mallory 1956-6-5 142 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, Quad. 33B3) 594 Comment
  UC1135350  Quercus chrysolepis P. L. Johannsen 1936-8-26 998 Tehama 1.25 mi ne junction of Rattlesnake Creek and Deer Creek; Lassen National Forest, Paynes Creek Quad. 1097 Comment
  CHSC90451  Quercus chrysolepis var. chrysolepis Niall McCarten; Roxanne Bittman 1986-6-14 5350 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CDA19819  Quercus douglasii P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36. 893 Comment
  HSC37146  Quercus douglasii A. M. Montalvo, J. D. Ackerman 1975-7-16 554 Tehama 3 mi E of Trinity Co. line on Hwy. 36 Comment
  POM160991  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama Near Red Bluff Comment
  SEINET13953287 Image available Quercus douglasii W. A. Weber, Lewis S. Rose 1953-1 8468 Tehama 6 mi N of Red Bluff 91 Comment
  CAS-BOT-BC79597  Quercus durata C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  HSC72225  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-23 5865 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  UCSB17448  Quercus durata var. durata Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Road between Paskenta and South Yolla Bolly Peak (Mt. Linn), 7.7 miles northwest of Paskenta 701 Comment
  CHSC118510  Quercus garryana var. garryana L. P. Janeway; B. Castro 2016-9-5 12161 Tehama Klamath Ranges. Top of Pony Buck Peak. 1705 Comment
  CHSC48384  Quercus garryana var. semota Vernon Oswald 1987-5-11 2384 Tehama Hwy 32 at the fist bridge over Deer Creek ne of Windy Cut (trailhead of Deer Creek Trail). 984 Comment
  POM160293  Quercus kelloggii J. G. Lemmon 1891-7-25 s.n. Tehama Mill Creek Canyon Comment
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Jul 5 2013
  SEINET10478238  Quercus laceyi Billy Joe Cox, Jeffrey Huber Cox 2852 Tehama 8 miles e of red bluff, on calif. Hwy 36; live oak, savannah, and aesculus 152 Comment
  CHSC64543  Quercus wislizeni var. wislizeni Vernon H. Oswald; Lowell Ahart 1995-4-3 6604 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. Twig from a live oak growing between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 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
  SBBG2233  Ranunculus alismifolius H. and M. Dearing 1938-6-24 2126 Tehama Mineral 1524 Comment
  CAS-BOT-BC379474  Ranunculus alismifolius C. R. Quick 1950-6-17 50 -28 Tehama adjacent to Mill Creek Meadow, west of Gurnsey Camp Ground, Lassen National Forest Comment
  CAS-BOT-BC379429  Ranunculus alismifolius var. alismellus Carl B. Wolf 1937-5-17 8714 Tehama northern Sierra Nevada; Red Bluff-Susanville Road, Mineral 1524 Comment
  RSA74349  Ranunculus alismifolius var. hartwegii Milo S. Baker 1952-5-23 12434 Tehama W ground near Child's Meadow Hwy 36 1524 Comment
  CAS-BOT-BC380406  Ranunculus alismifolius var. hartwegii A. A. Heller 1938-5-21 15096 Tehama wet meadows south of Child's Meadows Comment
  CAS-BOT-BC380408  Ranunculus alismifolius var. hartwegii A. A. Heller 1929-5-30 14578 Tehama stiff clay soil in a meadow at Mineral 1524 Comment
  CHSC12134  Ranunculus alismifolius var. lemmonii B. A. Jenkins 1972-4-29 1 Tehama In marsh-meadow area, ca. 200 yds s off highway 36, ca. 2.3 mi w of 36-32 junction. 1219 Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  RSA39727  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  CHSC79350  Ranunculus aquatilis var. hispidulus B. Castro; L. P. Janeway 2000-4-4 1081 Tehama Vicinity of Orland, W of Highway I-5. 118 Comment
  SBBG2244  Ranunculus canus var. canus H. and M. Dearing 1938-6-22 2080 Tehama near Deer Crk 1219 Comment
  SJSU5596  Ranunculus flammula J. W. Tilden 1960-6-26 Tehama Wilson L. 1524 Comment
  CHSC102661  Ranunculus flammula var. ovalis Lowell Ahart; Josephine Guardino 2009-9-6 16359 Tehama On damp gray soil, east of the enclosure, on the side of 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
  RSA123575  Ranunculus orthorhynchus G. D. Barbe 1955-7-22 245 Tehama Close to the waters edge of a small stremlet 3 miles W of the Oven Lid, alt 6800ft 2073 Comment
  CHSC48831  Ranunculus uncinatus Vernon Oswald 1984-6-7 1270 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 Comment
  JEPS88506  Raphanus raphanistrum Vernon H. Oswald and Lowell Ahart 1996-4-15 7385 Tehama at the w boundary 1 mi s of Gyle Road (nw of Corning, nw side Sacramento Valley, Thomes Creek Ecological Reserve, CDFG parcel on s side of Gyle Road); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  UCD112391  Rhamnus Christopher Mallek 2008-5-7 RR4- 13 Tehama Raglin Ridge. 927 Comment
  CAS-BOT-BC56117  Rhamnus ilicifolia Doris Kildale Gillespie 1930-5-9 9281 Tehama 12 miles west of Paynes Creek, Susanville road Comment
  CHSC77370  Rhamnus ilicifolia L. P. Janeway; B. Castro 1999-5-11 6420 Tehama Vicinity of Rocky Ridge and Williams Butte. 286 Comment
  JEPS81110  Rhamnus purshiana J. P. Smith and T. W. Nelson 1978-7-22 10013 Tehama Wells Creek Camp Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  UC54507  Rhamnus rubra H. M. Hall and E. B. Babcock Jun 1903 4288 Tehama South Fork Battle Creek 365 Comment
  CHSC64920  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1995-6-13 68568 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. Single shrub ca. 15 dm growing on an outcrop along the s side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  RSA7861  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1928-9-3 3434 Tehama 1 mile above Payne's Creek on the Red Bluff, Susanville road. 655 Comment
  JEPS91238  Rhododendron occidentale Dean W. Taylor 1972-6-18 1525 Tehama along Wells Creek (on E side of Tedoc Mt.) 914 Comment
  CHSC87319  Rhus aromatica Lowell Ahart 2004-4-29 10814 Tehama Along the Nomalaki Trail, about 1/4 mile by trail southwest of Dead Rabbit Lake, about 1 mile northwest of Bowers Creek, about 1 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 597 Comment
  JEPS105853  Rhus trilobata Lowell Ahart 2004-4-29 10814 Tehama Along the Nomalaki Trail, about 1/4 mile by trail southwest of Dead Rabbit Lake, about 1 mile northwest of Bowers Creek, about 1 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 597 Comment
  CHSC90912  Ribes inerme Niall McCarten; Roxanne Bittman 1986-6-15 5463 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  HSC95673  Ribes lacustre Vernon H. Oswald, L. Ahart 1997-7-7 8714 Tehama USFS Rd. 35 at branch of the S Fork of Beegum Creek, 0.4 mi. W of Rat Trap Gap, N side of the Yolla Bolly-Middle Eel Wilderness 1707 Comment
  CHSC105917  Ribes lobbii B. Castro; L. P. Janeway 1999-8-23 1034 U Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 Comment
  CAS-BOT-BC212663  Ribes nevadense Saichi Kawahara 1968-5-5 401 Tehama Highway 32, 4 miles SW of Highway 36, at Deer Creek 1396 Comment
  JEPS98984 Image available Ribes nevadense Vernon H. Oswald 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 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
  CHSC21151  Ribes viscosissimum M. S. Taylor 1975-7-17 845 Tehama Scattered on s side of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36 and 89. 1828 Comment
  CAS-BOT-BC362944  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-14 9400 Tehama Between Mineral and Paynes Creek Comment
  CHSC64602  Rigiopappus leptocladus Vernon H. Oswald; Lowell Ahart 1995-4-17 6669 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 w wall of the borrow pit. 213 Comment
  CHSC80608  Rigiopappus leptocladus Lowell Ahart 2001-6-14 8825 Tehama On the east side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  RSA726484  Rigiopappus leptocladus L. Ahart, John Dittes, Andrea Craig 2007-5-13 13828 Tehama About 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 257 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
  CHSC84313  Rosa Lowell Ahart; John Dittes 2003-6-11 10255 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
  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
  RSA718208  Rosa woodsii var. ultramontana L. Ahart 2006-7-19 13042 Tehama About 50 yards E of the abandoned logging road. About 200 yards NE of where the dirt road crosses Colby Creek. About 2 miles (air) SE of Colby Mtn. About 5 1/8 miles (air) NE of Butte Meadows. 1541 Comment
  RSA93465  Rostraria cristata Milo S. Baker, H. K. Wagnon 1953-5-31 12711 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  CAS-BOT-BC416369  Rumex californicus P. A. Munz 1951-7-25 16883 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CAS-BOT-BC416371  Rumex californicus John Thomas Howell 1960-8-18 36006 Tehama Mineral 1493 Comment
  CHSC113263  Rumex crispus Lowell Ahart; John Dittes 2014-5-16 19481 Tehama Along the sides of a small drainage, 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
  CHSC55256  Rumex crispus L. P. Janeway 1991-6-15 4017 Tehama Battle Creek Wildlife Area. Along water ditch ca 600 ft south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 126 Comment
  CHSC83612  Rumex crispus L. P. Janeway; Shirley Innecken 2002-5-16 7553 Tehama Inner North Coast Ranges. Vicinity of Kendrick Creek and Rocky Ridge. Meadow. 286 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
  JEPS104324  Rumex salicifolius var. denticulatus Lowell Ahart 2003-6-11 10253 Tehama On the south 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
  CHSC69688  Rumex salicifolius var. triangulivalvis Vernon Oswald 1984-6-19 1298 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. Growing in disturbed soil beside the road. 1414 Comment
  JEPS94014  Rupertia hallii Ann Willyard 1998-6-27 97 Tehama ca. 2 air mi. e. Promontory Point (Cohasset Rd., ca. 2.5 mi. n. of KHSL tower, Population #13) 1182 Comment
  UC580785  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mile northeast of Campbellville. Comment
  CHSC79010  Sagina apetala J. Marr; C. Warren, J. Cunningham 1998-5-11 Tehama West of Orland, vicinity of Williams Butte and Round Valley/Garland Rd. 289 Comment
  JEPS123920  Sagina procumbens Lowell Ahart, John Dittes 2015-8-6 20491 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
  JEPS105473  Sagittaria montevidensis subsp. calycina Dean W. Taylor 1992-10-8 13260 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  JEPS87121 Image available Sagittaria rigida Carol Witham 1992-7-21 450 Tehama off Manton Road (A6) 1.3 airmi nnw Dales Lake; nnw of Dales Lake 182 Comment
  CHSC66582  Sagittaria sanfordii Vernon H. Oswald; Lowell Ahart 1996-7-8 7977 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In Hog Lake (collected in ca. 3 dm of water on the NE side). 265 Comment
  CHSC87002  Salix exigua Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. Near creek. 274 Comment
  RSA767832  Salix exigua L. Ahart, John Dittes 2010-7-19 16891 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork and 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
  UC481989  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 372 Tehama 1.7 km. w Mineral (S. Fork Battle Creek); ; <Note on written label: Mill Cr.> 1500 Comment
  RSA0038298  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral. 1500 Comment
  CHSC87209  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
  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
  JEPS38396  Salix gooddingii W. L. Jepson 1899-4-30 25 s Tehama Red Bluff Comment
  CAS-BOT-BC106893  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC106897  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  SBBG59103  Salix jepsonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  UCD111089  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
  CHSC77618  Salix laevigata Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC9688  Salix laevigata E. L. Smith 1971-9-11 1060 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  SBBG27244  Salix laevigata C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 Tehama Red Bluff, on creek bank Comment
  UC525951  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 665 Tehama 1.7 mi. n.e. Mineral (N. Fork Battle R.); N. Fork Battle R. 1524 Comment
  CHSC106123  Salix lasiolepis L. P. Janeway 2010-9-12 10209 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below road M2. On west side of the willow and dogwood thicket along the spring. 1750 Comment
  CAS-BOT-BC128323  Salix lasiolepis var. lasiolepis John Thomas Howell 1943-8-8 19197 Tehama Anthony Peak Comment
  CHSC9690  Salix lasiolepis var. lasiolepis E. L. Smith 1971-9-11 1062 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  CAS-BOT-BC124907  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-BC124923  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-BC124931  Salix lemmonii A. A. Heller 1928-5-30 14590 Tehama meadow at Mineral 1524 Comment
  CHSC115539  Salix lemmonii Lowell Ahart; John Dittes 2015-8-5 20443 Tehama On damp black soil, meadow, east side of Childs Meadow, 30 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
  JEPS124072  Salix lemmonii Lowell Ahart, John Dittes 2015-8-5 20443 Tehama East side of Childs Meadow, 30 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
  LA208886  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SBBG54691  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SBBG57900  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  UC525911  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 686 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525929  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  UC525933  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi. n.e. Mineral (Mt.Lassen Hwy.) 2042 Comment
  CAS-BOT-BC128235  Salix lucida A. A. Heller 1928-5-30 14587 Tehama Wet meadow at Mineral in the yellow pine belt. 1524 Comment
  RSA695516  Salix melanopsis L. Ahart, John Dittes 2003-6-11 10260 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  CAS-BOT-BC125993  Salix scouleriana John Thomas Howell 1943-8-8 19199 Tehama Government Flat Comment
  UC1586541  Salvia columbariae Vernon H. Oswald and Lowell Ahart 1991-4-16 4499 Tehama n of Paskenta (0.8 mi w of Lowrey Rd, Colyear Springs Rd) 240 Comment
  HSC90091  Salvia sonomensis Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 19 Tehama On Tedoc Rd., 1 mi. S of jct. with Hwy. 36 671 Comment
  UC912450  Sambucus racemosa var. microbotrys D. Tebbe 1930-4-5 85 Tehama e Red Bluff Comment
  JEPS108898  Sanguisorba annua Lowell Ahart 2006-7-11 12956 Tehama On the north 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
  HSC1812  Sanicula bipinnata Larry Berti 1969-3-19 29 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  UC1606386  Sanicula bipinnatifida Barbara Ertter with James R. Shevock 1992-6-14 11149 Tehama 0.8 mi n of Highway 36 junction at Paynes Creek (Lanes Valley Road); Lanes Valley Road 548 Comment
  UC566894  Sanicula bipinnatifida Dorothy Tebbe 1930-4-5 86 Tehama e of Red Bluff Comment
  UC923149  Sanicula graveolens Freed W. Hoffman 1950-7-6 3264 Tehama about 1 mi ne of White Rock Guard Station (near Trinity-Tehama County boundary) 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
  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
  HSC21642  Sanicula tuberosa John Heywood, D. H. Norris 1968-3-31 1911 Tehama Hwy. 36, 17 mi. E of Shasta County line Comment
  HSC89668  Sanicula tuberosa A. Smith, A. Eller, B. Hoffman 1989-3-31 6 Tehama On Tedoc Rd. (FS 45) near intersection with Hwy. 36, about 1.5 mi. E of boundary with Shasta Co. 549 Comment
  CHSC96627  Scandix pecten-veneris Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13627 Tehama On the west side 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
  UCD80019  Scandix pecten-veneris CNPS SN Foothill Team 2005-5-10 SNFN 0256 d Tehama TNC Dye Creek Preserve, near Los Molinos, adjacent to Dye Creek, about 1/2 mile up trail from lodge/office. 119 Comment
  CHSC66587  Schoenoplectus californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7979 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  UCD141271  Scirpus microcarpus Dean W. Taylor 1976-7-7 6023 Tehama Drainage of Cub Creek upstream from junction with Deer Creek along Highway 32. 1188 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
  UC1949110  Scleranthus annuus Barbara Ertter 1991-5-18 9831 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  UCD21108  Scleranthus annuus subsp. annuus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 284 Tehama Inks Creek Ranch site. Pool # INK205. UTMs 10T0578839; 4466681. Comment
  CAS-BOT-BC243494  Scribneria bolanderi John Thomas Howell 1954-4-26 29187 A Tehama Dibble Creek, just north of Red Bluff Comment
  CDA32672  Scribneria bolanderi Vernon H. Oswald & Lowell Ahart 2001-5-7 10024 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC54028  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1991-5-9 4553 .1 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. On the north side of the pond ca. 0.6 mi east-southeast of the entrance kiosk. 112 Comment
  CHSC96677  Scribneria bolanderi Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13835 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
  JEPS88383  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-15 7384 Tehama CDFG parcel on s side Gyle Rd. (at w boundary just n of intermittent stream, nw of Corning, nw side of Sacramento Valley, Thomes Creek Ecological Reserve); Sacramento Valley, Thomes Creek Ecological Reserve 105 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
  CHSC46566  Scutellaria antirrhinoides Vernon H. Oswald 1989-7-24 3895 Tehama Wilson Lake north of Hwy 36, ca. 8 (air) east of Mineral. 1606 Comment
  RSA93059  Scutellaria antirrhinoides Milo S. Baker, H. K. Wagnon 1954-7-11 13022 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  UCSB12918  Scutellaria antirrhinoides Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Ides Core; at the Foot of South Yolla Bolly Peak (Mt. Linn); Yolla Bolly Mtns 2133 Comment
  CHSC61751  Scutellaria californica Vernon H. Oswald; Lowell Ahart 1993-9-2 5922 Tehama Trail from Ides Cove to Square Lake (9W04) in the South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2103 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
  UC1713623  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  JEPS102409  Scutellaria siphocampyloides Vernon H. Oswald 2001-6-5 10042 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  UC1950102  Scutellaria siphocampyloides Barbara Ertter with Brad Olson 1991-7-4 10197 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  UCD80404  Scutellaria siphocampyloides CNPS SN Foothill Team 2005-5-18 SNNR 0080 Tehama TNC, Dye Creek Preserve, Wildcat Canyon, NE of where road crosses creek and SE of Apperson Cabin site. 319 Comment
  CHSC91061  Scutellaria tuberosa David W. Isle 1995-5-2 1052 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  HSC1773  Sedella pumila Larry Berti 1969-5-9 79 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC6469  Sedella pumila J. J. Wagoner 1965-4-30 18 Tehama 4 mi. E of Dales along Hwy. 36 457 Comment
  SFV18537  Sedella pumila M. Oliver 2002-4-6 51 Tehama Near Hogg Lake. 300 Comment
  UC1040744  Sedum laxum subsp. laxum Douglas Barbe 1955-7-16 175 Tehama e ridge leading to summit South Yolla Bolly (Mt. Linn); e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
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Oct 29 2020
  CHSC80512  Selaginella hansenii Vernon H. Oswald 2001-3-26 9990 Tehama Hwy 36 1.9 mi west of Paynes Creek. 502 Comment
  JEPS118100  Selaginella hansenii Lowell Ahart, John Dittes 2011-6-9 17460 Tehama High bank on the north side of Acorn Hollow Creek just east Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  RSA226784  Selaginella hansenii Ira L. Wiggins 1968-12-29 21050 Tehama Along Belle Mill Road about 5-6 miles E of Hwy 99, E of Red Bluff. 152 Comment
  SEINET10808554  Senecio David B. Dunn 1971-8-15 Dunn 18149 Tehama Kings Creek Meadow Campground, Lassen National Park, east of summit. Comment
  CHSC68696  Senecio aronicoides Vernon H. Oswald; Lowell Ahart 1997-5-14 8434 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the Middle Fork Antelope Creek. 1011 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
  SD64393  Senecio aronicoides Darley F. Howe 1966-6-11 Tehama 5 miles south of Government Flat, Mendocino National Forest, ridge between Mendocino and Tehama Counties 1705 Comment
  CHSC90557  Senecio flaccidus var. douglasii D. Isle 2004-8-30 152 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd. S (M22), N. side, against bank. 512 Comment
  JEPS94614  Senecio hydrophilus Vernon Oswald 1997-8-13 8815 Tehama Forest Road 29N19 (to Willow Spring Campground) 4.0 mi e Wilson Lake Road (0.5 mi w of Eedge Cabin Spring, n of Hwy 36 and ca. 6.5 air mi ese of Childs Mdws., along creek); Lost Creek 1572 Comment
  JEPS37433  Senecio integerrimus var. exaltatus W. L. Jepson 1927-6-23 12319 Tehama Morgans Springs 1584 Comment
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Jul 12 2009
  CHSC117734  Senecio sylvaticus Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21356 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, 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. 1474 Comment
  UCR130068  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2001-7-7 6905 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
  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
  JEPS103399  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
  JEPS122019  Senecio vulgaris Lowell Ahart 2014-5-8 19446 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  HSC1821  Senecio vulgaris Larry Berti 1969-3-15 6 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  HSC101764  Setaria pumila subsp. pumila J. P. Smith 2011-9-23 13428 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  CHSC86820  Sidalcea calycosa subsp. calycosa Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CHSC31248  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 1/2 mile from Crane Creek. Along the roadside on hiway 36. 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
  CHSC107234  Sidalcea diploscypha Lowell Ahart; John Dittes 2011-6-9 17457 Tehama Rio De Los Molinos Land Grant. 700 feet east of Highway 99, 1.1 miles (air) north of Vina. 67 Comment
  JEPS67217  Sidalcea glaucescens W. L. Jepson 1927-6-21 12269 Tehama Battle Creek Mdw , Battle Creek Mdw (Mineral) 1524 Comment
  CHSC68586  Sidalcea hartwegii Vernon H. Oswald; Lowell Ahart 1997-5-14 8426 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
  CHSC86566  Sidalcea hartwegii Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  CHSC47046  Sidalcea hirsuta R. A. Schlising 1985-3-16 4458 Tehama Vina Plains Preserve (ownded by Nature Conservancy) in south part of the county; at margin of large vernal pool in north pasture of preserve. 60 Comment
  JEPS97971  Sidalcea malviflora subsp. asprella K. Andreasen 1998-6-29 275 Tehama Hwy 36, 0.5 mi from Crane Creek Comment
  RSA756203  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  JEPS102874  Silene antirrhina Lowell Ahart 2001-6-8 8769 Tehama Burned area on the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
  JEPS117347  Silene antirrhina Lowell Ahart, John Dittes 2010-7-17 16873 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
  RSA92957  Silene antirrhina Milo S. Baker, H. K. Wagnon 1953-5-31 12691 Tehama 5 miles W of Paskenta in a burn. Comment
  RSA97938  Silene antirrhina Beecher Crampton 1953-4-29 1166 Tehama 4 milies S of Dales. Comment
  UCR52367  Silene californica Terry Hines, Ellen Purcell, N. Williams 1988-3-26 13 Tehama Hwy 36, 17.5 mi. east of County line Comment
  CDA36315  Silene californica J. R. Keck Jr. 1989-4-18 PDR# 331446 Tehama Forest Route 35; southwest of Highway 36. 0 Comment
  HSC70001  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1978-7-22 4452 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 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
  CHSC113258  Silene gallica Lowell Ahart; John Dittes 2014-5-17 19512 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
  CHSC118040  Silene gallica Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 201 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC96659  Silene gallica Lowell Ahart 2007-5-8 13762 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
  UCD160067  Silene laciniata subsp. californica James A. Neilson 1975-4-29 s.n. Tehama Highway 36, ca. 25 miles west of Red Bluff. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  CHSC90424  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5377 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W of Johnsson cabin. Comment
  CHSC66477  Silybum marianum Vernon H. Oswald; Lowell Ahart 1996-5-20 7609 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CHSC77556  Sisymbrium officinale Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Dry Creek. 274 Comment
  JEPS75777  Smilacina racemosa Todd and Virginia Keeler-Wolf 1971-6-12 2 Tehama near Harding Spring; Yolla Bolly Mountains 1676 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