Search Results — 2000 specimen records retrieved (1595 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73470  Abies X shastensis Alice Eastwood; John Thomas Howell 1941-7-9 9835 Tehama Near Government Flat. Comment
  SEINET5334438  Abies magnifica T. Kerstetter 1956-4-27 s.n. Tehama Calif. Highway 36, 3 miles west of Lassen Nat. Park Turnoff. 1524 Comment
  SEINET5334441  Abies magnifica W. Priest 1956-4-26 s.n. Tehama Hwy. 36, about 3 miles west of Lassen Natl. Park turnoff. 1524 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
  CHSC61758  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1993-9-2 5905 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  CHSC94540  Achillea millefolium Lowell Ahart 2006-9-9 13248 Tehama Open dry meadow area west of the dirt road, 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. 1503 Comment
  CAS-BOT-BC218688  Achnatherum lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29572 Tehama 9 miles east of Paynes Creek 1005 Comment
  JEPS102493  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA756339  Achnatherum lemmonii Barbara Ertter 1990-5-12 8934 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  SEINET245218 Image available Achnatherum lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama Along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET5585529 Image available Achnatherum lemmonii J. M. Tucker, L. K. Mann 1959-1 3538 Tehama South Yolla Bolly Mountain 1920 Comment
  UC1019887  Achnatherum lemmonii Milo S. Baker and H. K. Wagnon 1953-7-12 12868 Tehama 5.3 mi along County Road Whitlock Camp 1828 Comment
  UCD50594  Achnatherum lemmonii A. A. Beetle 1942-5-19 3289 Tehama Near Cold Fork. Cold Fork Experimental Plot. Comment
  UCD80498  Achnatherum lemmonii CNPS SN Foothill Team 2005-5-25 SNFN 0327 Tehama BLM Hog Lake/Paynes Creek Recreation Area, accessed via Yana Trail from Jelly's Ferry. 136 Comment
  CAS-BOT-BC217988  Achnatherum nelsonii John Thomas Howell 1960-8-18 36089 Tehama Sulphur Works Checking Station 2011 Comment
  CAS-BOT-BC210876  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-18 36040 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UCD51148  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Brokeoff Mountain Trail. 2590 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
  CHSC63232  Achnatherum stillmanii Lowell Ahart 1994-7-24 7523 Tehama About 2 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  CHSC88467  Achnatherum stillmanii L. P. Janeway; B. Castro 2004-5-30 8127 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  RSA700500  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CAS-BOT-BC29938  Achyrachaena mollis L. E. Smith 1913-5-8 672 Tehama Red Bluff Comment
  JEPS121175  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 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
  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
  SEINET957748  Acmispon brachycarpus C. B. Wolf 1937-1 8692 Tehama Northern Sierra Nevada Foothills, Red Bluff-Susanaville road, 4 1/2 mi. Below Payes creek P. O. 244 Comment
  UCD104023  Acmispon brachycarpus Collector unknown 1950-6-1 s.n. Tehama Gleason Plot, near Alder Cr. Comment
  CHSC3934  Acmispon parviflorus D. F. Johnson 1967-3-9 14 Tehama Occasional on hilltops and hillsides. Ca. 100 yds. north of Johnson Rd. ca 10 mi. west of Red Bluff. 170 Comment
  HSC89703  Acmispon wrangelianus Levine, Pacheco, Murphey 1989-4-2 13 Tehama Hwy. 36, 36 mi. E of Shasta Co. 152 Comment
  JEPS60360  Aconitum columbianum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  CHSC68959  Aconitum columbianum var. columbianum Vernon Oswald; Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  JEPS104422  Aconitum columbianum var. columbianum Lowell Ahart 2003-8-23 10523 Tehama Along the sides of a small streamlet, meadow, ca 80 yd se of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC412931  Aconogonon davisiae Alice Eastwood; John Thomas Howell 1941-7-10 9855 Tehama Anthony Peak, Mendocino-Tehama Co. Comment
  UC1949158  Actaea rubra subsp. arguta Barbara Ertter with Brad Olson 1991-7-6 10374 Tehama at W end of meadow; 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
  CHSC90426  Adenocaulon bicolor Niall McCarten; Roxanne Bittman 1986-6-14 5351 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CHSC64988  Adenostoma fasciculatum Vernon H. Oswald; Lowell Ahart 1995-7-12 6995 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. 871 Comment
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Apr 1 2009
  CHSC66510  Aegilops triuncialis Vernon H. Oswald; Lowell Ahart 1996-5-20 7596 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 158 Comment
  JEPS118001  Aegilops triuncialis Lowell Ahart, John Dittes 2011-6-9 17469 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS87832  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama 2.3 mi by road nw Willow Creek (about 2 1/2 air mi n of Cherry Hill); nw of Willow Creek 1676 Comment
  UC1608349  Ageratina occidentalis J. Kierstead 1990-9-11 90 -156 Tehama 3 mi ssw Tedoc Mtn. (margin of stream pool); Yolla Bolly R.D. 1524 Comment
  CHSC78592  Agoseris heterophylla J. Marr; H. West, C. Warren 1998-4-1 Tehama West of Red Bluff, vicinity of Grizzly Creek, Long Hollow. 274 Comment
  CAS-BOT-BC13335  Agoseris retrorsa Alice Eastwood; J. T. Howell 1941-7-9 9728 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  HSC8782  Agrostis exarata C. R. Ball 1932-7-23 662 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  SEINET6843679 Image available Agrostis gigantea Robert A. Evers, Clara V. Evers 1975-8-23 115014 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CHSC66220  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1996-6-3 7718 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek at the Sacramento River. 1021 Comment
  JEPS96014  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-4-29 7468 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  JEPS110308  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 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
  CAS-BOT-BC139346  Agrostis idahoensis Douglas Barbe 1955-7-17 217 Tehama At Cold Spring Camp. 1889 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
  CHSC97411  Agrostis scabra Robert Fischer 2006-7-16 1031 Tehama Childs Meadow. Cascade Range High, off Hwy. 32 south of the Hwy. 36 junction, part of the Deer Creek Meadow. 1402 Comment
  JEPS110378  Agrostis stolonifera Lowell Ahart 2006-9-9 13267 Tehama On the east bank of Colby Creek, about 150 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC66604  Alisma lanceolatum Vernon H. Oswald 1996-7-19 8072 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Marshy drainage along an old river channel on the NE side of the parcel. 100 Comment
  CDA16175  Allium amplectens G. F. Hrusa, J. Hart 1999-4-29 15028 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 167 Comment
  SEINET199013  Allium amplectens H. K. Sharsmith 1954-6-24 4344 Tehama Mendocino National Forest ; SW ridge leading to Eagle Peak 1 mi below summit 0 Comment
  SEINET3883862  Allium bolanderi D. W. McNeal 1981-5-5 2469 Tehama Above Hwy. #36, 13.7 mi. s.e. of the jct. of Co. Hwy. #A16 at Platina.; 0 Comment
  JEPS100798  Allium bolanderi var. bolanderi Dean W. Taylor 1990-4-24 10653 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  JEPS61494  Allium campanulatum Joseph Grinnell 1925-6-27 Tehama Mineral Comment
  UC1299314  Allium campanulatum Freed W. Hoffman 1947-6-20 1682 Tehama near Government Flat Comment
  CAS-BOT-BC465429  Allium campanulatum Clare R. Wheeler 1981-6-17 2434 Tehama Above Government Flat, E and below Uhl Peak, Mendocino National Forest 1950 Comment
  UC1299638  Allium falcifolium Freed W. Hoffman 1950-7-1 3237 Tehama flat 0.4 mi from Ball Rock 1981 Comment
  CHSC2061  Allium peninsulare M. Underhill 1953-5-3 Tehama 152 Comment
  CHSC60468  Allium platycaule Mary Ann Showers 1992-6-26 2572 Tehama Lassen Volcanic National Park. East of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  SEINET198084  Allium siskiyouense L. Kellogg 1952-7-17 75 Tehama Mendocino National Forest ; S Yolla Bolly Mtn Middle Eel-Yolla Bolla Primitive Area 2438 Comment
  CHSC105939  Allophyllum divaricatum Lowell Ahart; John Dittes 2010-7-17 16852 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC64979  Allophyllum divaricatum Vernon H. Oswald; Lowell Ahart 1995-7-12 7004 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
  HSC95541  Allophyllum divaricatum L. Ahart 2001-6-8 8782 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  UC1002642  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama logging rd. w. Paskenta; w. Tehama Co. Comment
  RSA92983  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama Logging rd. west of Paskenta Comment
  UC1135131  Alnus rhombifolia P. L. Johannsen 1936-8-26 1002 Tehama Lassen National Forest, Deer Creek, at e side of Paynes Creek Quadrangle Deer Creek; Lassen National Forest, Deer Creek 1127 Comment
  CHSC102664  Alopecurus geniculatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16343 Tehama On damp dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N, R4E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC41032  Alopecurus saccatus Pauleen Broyles 1982-3-23 351 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 67 Comment
  CHSC88298  Amaranthus albus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11211 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
  CDA34743  Ambrosia artemisiifolia L. Ahart, John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  SEINET12194973  Ammannia coccinea Unknown 1982-1 800 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC64505  Amsinckia intermedia Vernon H. Oswald 1995-3-27 6549 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Inside the fenceline just n of the borrow pit. 219 Comment
  JEPS113123  Amsinckia lycopsoides Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13603 Tehama E of the poor dirt road, W of a large vernal pool, about 4 1/2 mi (air) NE of the intersection of Hwy 99 East and Vina Road, about 6 1/2 mi (air) SE of Los Molinos 131 Comment
  UC727075  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama 1 mi s Proberta (along U.S. Hwy 99W) Comment
  RSA32740  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama Along U.S. Highway #99W, 1 mile south of Proberta. Comment
  CHSC55192  Amsinckia menziesii L. P. Janeway 1991-4-18 3903 Tehama Tablelands on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 152 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
  JEPS28118  Anaphalis margaritacea J. Thomas Howell 1960-8-18 36101 Tehama Sulphur Works Checking Station 2011 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
  CAS-BOT-BC271414  Anisocarpus scabridus Clare B. Hardham 1971-8-10 18321 Tehama South Yolla Bolly Mountain 2438 Comment
  CAS-BOT-BC271415  Anisocarpus scabridus John Thomas Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  CHSC61772  Anisocarpus scabridus Vernon H. Oswald; Lowell Ahart 1993-9-2 5896 Tehama Ridge running E from Mt. Linn, Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 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
  JEPS68985  Antennaria dimorpha G. L. Stebbins 1972-8-18 1972 Tehama summit of Little Red Mountain 1493 Comment
  CAS-BOT-BC58678  Antennaria geyeri J. M. Tucker; L. K. Mann 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain 2255 Comment
  CHSC79121  Antennaria geyeri L. P. Janeway 2000-6-29 6844 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  JEPS87526  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1993-9-2 5901 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC58725  Antennaria geyeri Philip A. Munz 1951-7-26 16922 Tehama Ridge east of South Yolla Bolly Peak summit 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
  JEPS104179  Antirrhinum cornutum Lowell Ahart, John Dittes 2003-6-11 10262 Tehama On the bottom of a wash, wash flows into Spring Branch, on the south side of Manton Rd, ca 3 1/2 mi e of the Colman Station, ca 2 1/2 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 1/2 mi (air) ene of Cottonwood. 215 Comment
  JEPS5293  Antirrhinum cornutum W. L. Jepson 1938-6-10 18975 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  RSA759884  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 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
  JEPS88888  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1994-3-8 5976 Tehama at the shoreline Burris Creek Arm of Black Butte Lake (near the e end of Morrison Bryant Rd) 144 Comment
  CHSC56315  Aphyllon purpureum K. R. Stern 1986-5-21 8269 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC109227  Apocynum cannabinum B. Castro; L. P. Janeway 2004-6-13 1470 Tehama Northern High Sierra Nevada. Along Old Forbestown Road 1.6 road mi SE of Forbestown Reservoir Road; 2.25 air mi E of Forbestown; near headwaters of Costa Creek; 0.15 rd mi NW of jcn with Abernathy Rd. 829 Comment
  JEPS88331  Apocynum cannabinum Vernon H. Oswald and Lowell Ahart 1996-6-3 7708 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (flood plain of Paynes Creek ca. 0.4 mi. downstream from old bridge site); Cascade Range FoothillsHog Lake Plateau 100 Comment
  LA212401  Apocynum pumilum James R. Shevock; 1972-7-24 2199 Tehama Highway #36, S of Lassen Natl. Park. 1402 Comment
  CHSC37626  Aquilegia formosa T. B. Devine 1979-8-12 592 Tehama Ca. 10 mi SW of junction of Hwy 32 and Hwy 89 along tributary of Deer Creek, N of Hwy 32, 1 mi SW of Potato Patch Campground. 1012 Comment
  RSA667318  Aquilegia formosa George K. Helmkamp 2001-7-8 6955 Tehama Trinity Mtns: CA 36, 7 miles W of Wildwood at Telephone Ridge. 1280 Comment
  JEPS28460  Aquilegia formosa George W. Gillett 1957-8-13 1063 Tehama Niches of east cliffs of main Brokeoff structure Lassen Volcanic National Park 2514 Comment
  SD58333  Aquilegia formosa George W. Gillett 1957-8-13 1063 Tehama Lassen Volcanic National Park, niches of east cliffs of main Brokeoff structure 2515 Comment
  UC1037390  Aquilegia formosa Douglas Barbe 1955-7-22 247 Tehama ca 100 ft above s shore of Square Lake near streamlet 2133 Comment
  UCD68043  Aquilegia formosa Paul Quiggle 1976-5-24 7 Tehama Lassen National Forest, approximately 35 miles East of Chico, California, 20 ft East of Deer Creek. Found in open sunlight. Comment
  CHSC80539  Arabidopsis thaliana Vernon H. Oswald; Lowell Ahart 2001-5-7 10019 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  UC1078846  Arceuthobium americanum Job Kuijt 1957-5-21 1354 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
  UC1078849  Arceuthobium americanum Job Kuijt 1957-5-21 1357 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  CDA22353  Arceuthobium occidentale L. Ahart 2001-6-14 8841 Tehama About 100 yards north of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. Comment
  SEINET10689598  Arceuthobium occidentale Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4,Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  RSA20902  Arctostaphylos canescens C. B. Wolf 1937-5-15 8685 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. 969 Comment
  CHSC48368  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1986-4-1 1064 Tehama Rd. 23N05 0.3 mi S of Round Valley Rd. (M4). 1021 Comment
  CHSC68795  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1997-6-7 8547 Tehama Tedoc Mtn. between Tedoc Gap and Stuart Gap Road on FR 28N36, 0.8 mi west of FR 45. 1341 Comment
  SEINET11984895  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 709 Tehama on summit of Round Mountain Comment
  UCD53454  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-17 713 Tehama On Forest Service Road 23N04 (Valley View Access road); 7 miles south of junction with Forest Service Road 23N02. Comment
  CAS-BOT-BC38664  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35999 Tehama 8 miles west of Mineral 1219 Comment
  CHSC64352  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald; Lowell Ahart 1995-2-13 6483 Tehama Cascade Range Foothills. E side of Manton Rd. (A6) at the NE corner of Dales Lake Ecological Reserve, ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 228 Comment
  JEPS38750  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1927-6-20 12260 Tehama above Payne Creek sta. (Red Bluff to Mineral) Comment
  RSA20903  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8686 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  UC1393696  Arctostaphylos manzanita subsp. manzanita James I. Mallory 1971-7-27 386 Tehama junction of Chico Creek and Campbell Creek; Quadrangle 40A2 Comment
  SEINET10736126  Arctostaphylos manzanita subsp. roofii Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 901 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  UC1182197  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1959-12-30 190 Tehama about 1/4 mi w Saddle Camp Guard Station; Trinity National Forest, Quad 31C1 1158 Comment
  UCR198099  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek 610 Comment
  UCR58365  Arctostaphylos manzanita subsp. wieslanderi Walter Knight, I. Knight 1980-6-14 3766 A Tehama Originally from Inskip Butte 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
  JEPS38872  Arctostaphylos nevadensis Jos. Grinnell 1925-7-1 Tehama Mineral Comment
  SFV17884  Arctostaphylos nevadensis J. D. Dilley 1998-7-18 377 Tehama Sierra Nevada East slope of Hamilton Butte on USFS Road 31N17, 3 miles north of the town of Mineral. Comment
  CAS-BOT-BC44477  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44481  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud 1219 Comment
  CAS-BOT-BC44483  Arctostaphylos patula John Thomas Howell 1960-8-18 36046 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  JEPS117432  Arctostaphylos patula Lowell Ahart, John Dittes 2010-7-17 16878 Tehama About 50 yards east of the gate, about 90 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 829 Comment
  UCR122871  Arctostaphylos patula Susanne M. James 1980-4-23 124 Tehama Highway 32, 1.4 mi south of Lassen N. F. boundry, 5.0 mi south of Potato Patch Camp Ground Comment
  CHSC24700  Arctostaphylos viscida J. R. Neslon 1976-3-6 9 Tehama Large population ca 10 mi W of Paskenta at Mud Flat Camp. 487 Comment
  JEPS117352  Arctostaphylos viscida subsp. viscida Lowell Ahart, John Dittes 2010-7-17 16877 Tehama On dry red rocky soil, just south of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 829 Comment
  SEINET8522071  Aristida oligantha Kelly W. Allred 1991-1 5466 Tehama along Jelly's Ferry Road, 0.5 mile from hwy I-5, live oak grassland community with wild oats and star thistle Comment
  UCD148604  Aristida ternipes var. gentilis G. F. Hrusa 1996-8-17 13518 Tehama east side of Blue Tent Creek, immediately downstream from Jelly's Ferry Road crossing, and adjacent to Interstate 5. 200 Comment
  JEPS95717  Aristida ternipes var. hamulosa Vernon H. Oswald and L. Ahart 1995-6-13 6863 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, ecotone from Blue Oak Woodland to Valley and Foothill Grassland. 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 219 Comment
  JEPS95750  Aristida ternipes var. hamulosa Vernon H. Oswald and L. Ahart 1995-6-13 6863 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, ecotone from Blue Oak Woodland to Valley and Foothill Grassland. 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 219 Comment
  UC450079  Aristolochia californica W. P. Taylor 1912-6-9 Tehama 2 mi. n.e. Tehama (Mill Creek); Mill Creek 60 Comment
  UC483339  Aristolochia californica E. K. Anderson 1893-1 Tehama Vina Ranch Comment
  CHSC45626  Arnica chamissonis Vernon H. Oswald 1984-7-16 1588 Tehama W end of Wilson Lake located ca. 8 mi E of Mineral. 1609 Comment
  JEPS16265  Arnica dealbata A. A. Heller 1938-7-28 1529 a Tehama near Sulphur Works; Lassen Volcanic National Park Comment
  CHSC59073  Arnica mollis Vernon H. Oswald 1992-8-19 5168 Tehama Lassen Volcanic National Park. Meadowy drainage W of the upper end of the ski lift, ca. 0/5 mi NW of the Southwest Entrance Station. 2182 Comment
  UCD56027  Arrhenatherum elatius R. Tofsrud 1951-6-1 13287 Tehama Annthony Peak, near Summit. Comment
  CAS-BOT-BC90402  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama Morgan 1463 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
  CHSC72404  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1998-10-27 9681 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. 548 Comment
  CHSC75347  Artemisia douglasiana Ben Myhre 1997-4-25 38 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mil west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC77529  Artemisia douglasiana Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  UC91227  Artemisia douglasiana T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  JEPS101707  Asclepias cordifolia Dean W. Taylor 1997-7-18 16142 Tehama headwaters North Fork Elder Creek 1981 Comment
  CHSC40511  Asclepias eriocarpa Pauleen Broyles 1982-6-14 724 Tehama Nature Conservancy Vina Plains Preserve. Ca .6 km s of Lassen Road and .6 km e of Hwy 99. 66 Comment
  CHSC77526  Asclepias eriocarpa B. Castro; H. West 1999-6-1 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 196 Comment
  SEINET10928333  Asclepias eriocarpa Alice Eastwood 1912-8-22 Eastwood 1924 Tehama Lassen Butte Region, Payne Creek Comment
  HSC70132  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4458 Tehama Along road to summit of Mount Tedoc 1555 Comment
  HSC75119  Asclepias solanoana J. P. Smith, Thomas W. Nelson 1979-6-23 10159 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  HSC81962  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1979-6-25 4887 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  RSA90806  Aspidotis densa Milo S. Baker 1953-5-3 12667 Tehama West of Paskenta along logging road Comment
  CHSC95144  Aster radulinus R. D. Fischer 2005-9-10 847 Tehama Sierra Nevada range, of Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found near rock quarry, 6.8 miles from Hwy 32. 1432 Comment
  CAS-BOT-BC177278  Astragalus accidens var. hendersonii Alice Eastwood; John Thomas Howell 1934-4-22 1868 Tehama Paynes Creek Comment
  CHSC88289  Astragalus clevelandii Lowell Ahart 2004-6-30 11151 Tehama Along a small wash, burned area on the east side of Road M2, about 9 miles west of Paskenta. 883 Comment
  POM45784  Astragalus lemmonii Marcus E. Jones 1897-8-9 1646 Tehama Yani Reservation Comment
  CHSC46208  Astragalus pauperculus Pauleen Broyles 1984-3-31 935 Tehama The Nature Conservancy Vina Plains Preserve. Ca 50 m east of Sheep Camp Ditch, on south side of internal fence in south pasture. 66 Comment
  CHSC53953  Astragalus pauperculus Vernon H. Oswald 1991-4-30 4543 Tehama Hwy 36, 8.1 miles east of Paynes Creek, 1.8 miles west of Ponderosa Way. 960 Comment
  CHSC68698  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1994-5-14 8456 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) 0.2 mi southeast of Lassen Emigrant Trailhead. 1164 Comment
  JEPS86513  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-3 1484 Tehama 10 air km ne Red Bluff (ca 3.3 air km e of Sacramento River-Sevenmile Creek confluence, just e of gas pipeline); e of Sacramento River-Sevenmile Creek confl, ne of Red Bluff 228 Comment
  UC1142476  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2 1/2 mi e Paynes Creek; e of Paynes Creek 624 Comment
  UC1609138  Astragalus purshii var. tinctus Vernon Oswald and Lowell Ahart 1993-9-2 5920 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., e from Mt. Linn, nw of Paskenta 2286 Comment
  CHSC76755  Astragalus rattanii var. jepsonianus J. Marr; C. Warren 1999-4-28 Tehama About 18 air miles W of Red Bluff, vicinity of Red Bank Creek. 274 Comment
  HSC71041  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4455 Tehama Along road to summit of Mount Tedoc 1555 Comment
  HSC74853  Astragalus whitneyi var. siskiyouensis J. P. Smith, Thomas W. Nelson 1978-7-22 10022 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  HSC81949  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4884 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS97436  Astragalus whitneyi var. siskiyouensis Vernon H. Oswald and L. Ahart 1995-7-12 7036 Tehama T28N R9W NE1/4 Sec. 29, 5300 ft, High North Coast Ranges, Yellow Pine Forest, rocky serpentine soils. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60) 1615 Comment
  UCD105511  Astragalus whitneyi var. siskiyouensis D. W. Taylor; G. L. Stebbins 1972-6-17 1512 Tehama Tedoc Mt. 1371 Comment
  JEPS127316  Athyrium distentifolium var. americanum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21360 Tehama About 50 yards south of Bluff Falls, about 1 miles south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  CHSC4474  Athysanus pusillus C. Glascock 1965-5-15 421 Tehama 12.4 mi. W of Mineral R.S. on Hwy 36 at N roadside. Comment
  CHSC62641  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1994-3-8 5972 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. Roadside banks. 161 Comment
  UCD56126  Avena barbata A. A. Beetle 1942-5-19 3302 Tehama 10 miles W of Red Bluff. Comment
  JEPS97252  Avena fatua Vernon H. Oswald and L. Ahart 1995-4-17 6676 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS21261  Baccharis salicifolia subsp. salicifolia unknown Tehama Comment
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Jul 6 2010
  JEPS94523  Balsamorhiza deltoidea Vernon Oswald and Lowell Ahart 1997-6-10 8563 Tehama between Paskenta and Covelo on M2 (23N69) 0.6 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1828 Comment
  JEPS110469  Barbarea orthoceras Lowell Ahart 2006-7-19 13044 Tehama On the abandoned logging road, about 150 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
  SEINET3292581 Image available Barbarea orthoceras Lewis S. Rose 1933-3-26 33034 Tehama Mt. Davison Comment
  UC1949364  Barbarea orthoceras Barbara Ertter with Brad Olson 1991-7-4 10228 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
  JEPS21865  Berberis aquifolium var. dictyota Annette Waters 1958-4-20 246 Tehama 8.6 mi e Paynes Creek (on CA Hwy 36) 914 Comment
  UC1010400  Berberis aquifolium var. dictyota Milo S. Baker 1953-5-10 12623 Tehama w Paskenta (on logging rd near 15 mi post) Comment
  CAS-BOT-BC75614  Berberis dictyota A. A. Heller 1918-4-28 13006 Tehama Coast Range near Bennett Spring. 914 Comment
  CDA32024  Bidens cernua var. cernua L. Ahart, J. Dittes, J. 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. Comment
  UCD129579  Bidens frondosa Dean W. Taylor 1976-10-31 6193 Tehama Sacramento River: 6 miles below Red Bluff diversion dam. Comment
  CHSC115541  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 Mt., 9.77 air-miles south of Lassen Peak 1498 Comment
  CHSC44222  Bistorta bistortoides Vernon Oswald 1988-7-12 3560 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. Common in a moist meadow at the south end of the lake. 2148 Comment
  CHSC90696  Blennosperma nanum var. nanum D. Isle 1996-3-7 1000 Tehama Mendocino National Forest--North Coast Ranges. Middle Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  HSC85813  Blennosperma nanum var. nanum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 59 Tehama Hwy. 36, mile marker 51.50, 10 miles E of Red Bluff Comment
  CHSC77755  Boechera breweri subsp. breweri B. Castro; L. P. Janeway 1999-6-24 996 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. About 6 feet up from stream. 362 Comment
  CAS-BOT-BC14421  Boechera platysperma Alice Eastwood; John Thomas Howell 1941-7-10 9869 Tehama Mendocino - Tehama County. Anthony Peak. Comment
  CAS-BOT-BC14415  Boechera platysperma P. A. Munz 1951-7-26 16944 Tehama North base of South Yolla Bolly Mountains. Square Lake. 2133 Comment
  CHSC61412  Boechera retrofracta Vernon H. Oswald; Lowell Ahart 1993-8-18 5820 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2353 Comment
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Aug 9 2008
  CHSC65397  Boechera retrofracta Vernon Oswald 1986-7-24 2238 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  UC1036145  Boechera sparsiflora George W. Gillett 1953-7-3 262 Tehama near Diamond Peak; Lassen Volcanic National Park 2225 Comment
  RSA41189  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2256 Tehama Near Vina. Comment
  POM183721  Boisduvalia densiflora H. P. Bracelin 1932-7-23 654 Tehama Paine s Creek, 21.5 miles west of Mineral 488 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
  CHSC115789  Botrychium multifidum Lowell Ahart; John Dittes 2015-8-6 20515 Tehama On the north side of the small stream, about 50 yards east of the spring, 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
  CAS-BOT-BC106308  Brickellia californica Alice Eastwood 1912-8-22 1930 Tehama Payne Creek, Lassen Butte Region Comment
  CHSC117715  Brickellia californica Lowell Ahart; John Dittes 2016-8-25 21295 Tehama East of the parking area, about 170 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC78597  Brickellia californica J. Marr; C. Warren, H. West 1998-8-27 Tehama West of Red Bluff, vicinity of Red Bank Creek. 283 Comment
  JEPS127138  Brickellia californica Lowell Ahart, John Dittes 2016-8-25 21295 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
  JEPS96083  Brickellia californica Vernon H. Oswald and Lowell Ahart 1996-9-4 8254 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  CHSC64643  Briza minor Vernon H. Oswald; Lowell Ahart 1995-4-3 6596 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. 207 Comment
  UCD77209  Brodiaea californica Robert E. Preston 2004-4-30 2230 Tehama 7.5 mi ENE of Red Bluff, at W edge of Mud Springs Plain, along Hogback Rd. 274 Comment
  SD211492  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains circa 13 airmiles due East of Corning, on Lassen Road 3.8 miles from Highway 99 79 Comment
  CHSC107970  Brodiaea californica var. californica B. Castro 2011-6-11 1888 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. 88 Comment
  CHSC88514  Brodiaea californica var. californica Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 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
  RSA759785  Brodiaea coronaria Barbara Ertter 1991-5-19 9886 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  SEINET12050637  Brodiaea coronaria Unknown 1982-1 605 Tehama Nature Conservancy Vina Plains Preserve, 0.5 km S of Lassen Rd 61 Comment
  JEPS7704  Brodiaea coronaria subsp. coronaria Mrs. S. A. Long 1938-5-24 Tehama Henleyville Comment
  RSA760005  Brodiaea coronaria subsp. coronaria Barbara Ertter, Brad Olson 1991-7-4 10217 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  UC1299320  Brodiaea coronaria subsp. rosea Freed W. Hoffman 1950-6-30 3692 Tehama 10.7 mi w Paskenta Comment
  CHSC102467  Brodiaea elegans subsp. elegans L. P. Janeway 2009-6-21 9812 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
  RSA376762  Brodiaea elegans subsp. elegans George Willet 1935-6-29 s.n. Tehama E of Red Bluff. Comment
  CSUSB1006  Brodiaea lutea var. scabra William Horn Jr. 1967-5-28 670528 4 Tehama Highway 36, 20 miles west of Red Bluff. Comment
  CHSC30977  Brodiaea minor W. F. Babb 1980-4-26 19 Tehama E side of Leininger Rd. ca. 50 m from its junction with Hwy 99E ca. 25.5 mi n of Chico. Comment
  JEPS88120  Brodiaea minor Vernon H. Oswald and Lowell Ahart 1996-4-29 7493 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., at cluster of vernal pools n. of farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  UCD77207  Brodiaea minor Robert E. Preston 2004-4-30 2229 Tehama Ca. 5.5 mi SW of Red Bluff, along Paskenta Rd, 0.25 mi N of Coyote Creek. 111 Comment
  CAS-BOT-BC484571  Brodiaea minor L. E. Smith 1915-5-19 s.n. Tehama Red Bluff Comment
  CDA39461  Brodiaea minor G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2661 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  UC1950237  Brodiaea rosea Barbara Ertter with Brad Olson 1991-7-4 10217 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning Comment
  SEINET10822022  Bromus carinatus var. carinatus Lowell Ahart 2004-7-9 Ahart 11219 Tehama T27N, R2E, northwest 1/4 Section 24. On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  JEPS88304  Bromus commutatus Vernon H. Oswald and Lowell Ahart 1996-5-20 7606 Tehama ne of Red Bluff (Cascade Range Foothills, Hog Lake Plateau, BLM parcel along Hwy 36, along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC43060  Bromus diandrus Pauleen Broyles 1986-4-18 951 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  CHSC66512  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1996-5-20 7601 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 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
  RSA602811  Bromus hordeaceus L. C. Wheeler 1935-5-23 3524 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UCD80531  Bromus laevipes CNPS SN Foothill Team 2005-6-21 SNNR 0347 Tehama USFS Lassen National Forest, about 3/4 mile northwest of the Black Rock Campground about half-way up the canyon. 841 Comment
  CHSC41037  Bromus madritensis subsp. madritensis Pauleen Broyles 1982-5-14 597 Tehama The Nature Conservancy Vina Plains Preserve. Bank of internal drainage ca 1 km e of Hwy 99 in w pasture. 65 Comment
  HSC9304  Bromus madritensis subsp. rubens Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  UCD80528  Bromus orcuttianus CNPS SN Foothill Team 2005-6-22 SNNR 0419 a Tehama USFS Lassen National Forest, between Big Dry Creek and FR28N29, near the Ishi Wilderness boundary. 1118 Comment
  CHSC44214  Bromus polyanthus Vernon Oswald 1988-6-30 3544 Tehama Meadow located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  HSC95533  Bromus pseudolaevipes L. Ahart 2001-6-8 8799 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  UCSB63894  Bromus racemosus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama Hog Lake Plateau; BLM parcel along Hwy 36, NE of Red Bluff (T28N, R2W, NW1/4, NE1/4 Sect 8); Cascade Range Foothills, Paynes Creek 158 Comment
  SEINET10523834  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 712 Tehama 8 mi e of red bluff on califonria hwy 36, live oak, savannah and aesculus. 152 Comment
  CHSC80715  Bromus tectorum Lowell Ahart 2001-6-14 8834 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
  JEPS95724  Bromus tectorum Vernon H. Oswald and L. Ahart 1995-4-25 6686 Tehama T29N R2W NW1/4 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
  RSA90465  Calandrinia breweri Milo S. Baker 1953-5-9 12590 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  JEPS88122  Callitriche hermaphroditica Vernon H. Oswald and Lowell Ahart 1996-4-29 7484 Tehama nw of Corning (CDFG parcel on the s side of Gyle Rd, farm pond located on s boundary, Thomes Creek Ecological Reserve, nw side of Sacramento Valley); Sacramento Valley, Thomes Creek Ecological Reserve 105 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
  CDA16189  Callitriche heterophylla var. bolanderi G. F. Hrusa, J. Hart 1999-4-29 15042 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  JEPS88347  Callitriche heterophylla var. bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-23 7443 Tehama ne of Red Bluff (BLM parcel along Hwy 36, on a flood channel of Paynes Creek, just downstream from the power line at this location, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  CHSC79973  Callitriche marginata L. P. Janeway; B. Castro 2000-4-5 6659 Tehama Vicinity of Rice Creek, west of Hwy I-5. 109 Comment
  CHSC60292  Calocedrus decurrens Mary Ann Showers 1992-6-26 2585 Tehama Along West Sulfur Creek east of Sulfur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  HSC74846  Calocedrus decurrens J. P. Smith, Thomas W. Nelson 1978-7-22 10034 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UCD139611  Calochortus A. A. Beetle 1942-5-18 3310 Tehama Rt. 36 east of Red Bluff, near Dales. Comment
  JEPS61634  Calochortus amabilis W. L. Jepson 1899-4-25 Tehama Stivers' Ranch Crane Creek Comment
  UC980568  Calochortus coeruleus Milo S. Baker and H. K. Wagnon 1953-7-12 12860 Tehama 5.1 mi along County road from Whitlock Camp 1828 Comment
  CHSC40843  Calochortus luteus Pauleen Broyles 1982-5-12 575 Tehama Along Sheep Camp Ditch. The Nature Conservancy Vinal Plains Preserve. 66 Comment
  CHSC52146  Calochortus luteus B. Garamendi 1974-5-11 13 Tehama Mill/Deer Creek Study Area. Ponderosa Way, 2 mi N of Dear Creek. 731 Comment
  CHSC67313  Calochortus luteus James D. Jokerst 1983-5-18 1768 Tehama Wurlitzer Ranch E of Meridian Rd., between Zimmershed and Pine creeks ca 0.5 mi W of the powerline. Comment
  SEINET7073577  Calochortus luteus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC492647  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UCD139554  Calochortus monophyllus Beecher Crampton 1953-4-30 1189 Tehama 1.5 miles south of Paynes Creek. 548 Comment
  UC54191  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4321 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 2133 Comment
  JEPS101295  Calochortus superbus Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10644 Tehama dry wash near junction of Spring Branch Road (Manton Road) with Gover Road, ca. 400 m upstream from road 134 Comment
  UC1052830  Calochortus superbus J. I. Mallory 1956-5-27 135 Tehama 3 mi ssw Baker Fire Control Station; Quad. 31-D1 256 Comment
  RSA0089777  Calochortus syntrophus Dean Wm. Taylor, Robin Falscheer 2010-6-23 20892 Tehama Highway 36 1 mile west from Lassen Lodge, north side of the highway near the junction, Little Giant Mill Road. 1158 Comment
  CAS-BOT-BC494343  Calochortus tolmiei Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-22 58 Tehama Near Begum Creek 396 Comment
  CHSC84659  Calochortus venustus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 341 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail on a S-facing slope. Along the trail. 902 Comment
  UC1953739  Calycadenia 1978-7-6 2115 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 Comment
  RSA739697  Calycadenia ciliosa John Dittes 2003-6-28 2003 -70 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8) 61 Comment
  RSA255538  Calycadenia ciliosa Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy. A5 on Hwy. 36, along Dry Creek 213 Comment
  RSA255594  Calycadenia ciliosa Gerald D. Carr 1974-9-11 775 Tehama 0.1 mile northeast of Long Hollow Road on Black Butte Road, along stream. Comment
  CAS-BOT-BC273396  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff 503 Comment
  CDA13788  Calycadenia fremontii G. F. Hrusa 1996-8-17 13513 Tehama Sacramento Valley; of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC108619  Calycadenia fremontii L. P. Janeway 2011-9-27 10748 Tehama Inner North Coast Ranges. Above one of the northern arms of Black Butte Lake, Irwin Road access, 1.3 km south of Newville Road. 148 Comment
  JEPS103457  Calycadenia fremontii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  UC174176  Calycadenia fremontii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UCR244774  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd.). c. 0.5 mi. SE of Tedoc Road junction, c. 40 miles NW of Red Bluff 503 Comment
  UC1876204  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 W of Vestal Rd. on Hwy 36 396 Comment
  UC1971718  Calycadenia fremontii 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mi S of Luce and Griswald Roads (ca. 13 mi SW of Cottonwood) (=GDC 777, RLC 2184) 191 Comment
  UC762565  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama ne of Red Bluff Comment
  UCD129695  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 miles west of Vestal Road on Hwy 36. 396 Comment
  UCD129757  Calycadenia fremontii Gerald D. Carr 1974-9-11 777 Tehama 0.6 mile south of Luce and Griswold Road on Hwy A5. Comment
  UCD129763  Calycadenia fremontii R. L. Carr 1977-7-4 2022 Tehama east of Red Bluff, along south side of Hwy 36, 4.5 miles northeast of junction with Hwy 99. 226 Comment
  CAS-BOT-BC270863  Calycadenia pauciflora Rimo Bacigalupi; et al. 1955-7-17 5356 Tehama 11.3 miles (by road) NW of Paskenta 1097 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
  JEPS13945  Calycadenia pauciflora Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5356 Tehama 11.3 mi (by road) nw of Paskenta 1097 Comment
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Jun 18 2007
  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
  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
  CAS-BOT-BC270856  Calycadenia pauciflora Gerald D. Carr 1973-7-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road 1066 Comment
  CAS-BOT-BC270861  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2116 Tehama 4.6 miles W of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile NW of Rosewood 214 Comment
  JEPS3561  Calycadenia pauciflora Milo S. Baker and H. K. Wagnon 1953-7-12 12908 Tehama w of Paskenta 457 Comment
  RSA789278  Calycadenia pauciflora R. L. Carr 1978-7-6 2109 Tehama 0.1 miles south of Highway 36 on Tedoc Road, 2 miles southeast of Beegum (Shasta Co. line). 549 Comment
  CHSC84608  Calycadenia truncata Lowell Ahart; John Dittes 2003-9-17 10571 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
  JEPS102855  Calycadenia truncata Lowell Ahart 2001-6-16 8848 Tehama North 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
  UC852140  Calyptridium monospermum A. A. Heller 1937-6-26 15349 Tehama along Highway #36 between Child's Meadows and the junction with Deer Creek Road 1463 Comment
  SEINET199015  Calyptridium quadripetalum H. K. Sharsmith 1954-6-24 4345 Tehama Mendocino National Forest ; SW ridge leading to Eagle Peak 1 mi below summit 1067 Comment
  UC725687  Calyptridium umbellatum A. A. Heller 1937-6-26 15349 Tehama between Childs Meadows and the junction with Deer Creek Road (along State Highway #36) 1463 Comment
  JEPS105614  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
  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
  RSA755494  Calystegia occidentalis subsp. occidentalis Barbara Ertter, Brad Olson 1991-7-5 10334 Tehama Raglin Ridge Road 2.6 miles from North Fork Elder Creek crossings, ca. 25 air miles southwest of Red Bluff 976 Comment
  JEPS109409  Calystegia occidentalis var. tomentella D. W. Taylor 2010-6-23 20894 b Tehama Hwy 36 1 mile W from Lassen Lodge, N side of highway near junction with Little Giant Mill Road. Comment
  CHSC49646  Camassia quamash subsp. quamash Vernon Oswald 1984-6-19 1301 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  JEPS97201  Camissonia contorta Vernon H. Oswald and L. Ahart 1995-4-3 6578 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
  UC1784915  Camissoniopsis ignota Barbara Ertter, Brad Olson 1993-5-15 11754 Tehama Round Valley Road (M-4) ca. 6 air mi SW of Paskenta, ca. 1/2 mi N of Salt Creek Conservation Camp, edge of Mendocino National Forest; SW Tehama Co. 426 Comment
  CHSC80625  Campanula griffinii Lowell Ahart 2001-6-8 8812 Tehama On the west side of road M2, about 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  JEPS102867  Campanula griffinii Lowell Ahart 2011-6-8 8812 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  CHSC67194  Capsella bursa-pastoris James D. Jokerst 1981-2-23 1239 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  CHSC57355  Cardamine oligosperma S. R. Mitchelson 1987-4-12 7 Tehama Ca 25 m e of jct of N. Fork of Antelope Creek and Deadhorse Creek. Along creeks. 936 Comment
  CDA3733  Cardaria pubescens E. O. Burrill 1959-5-5 2336 Tehama Southern Pacific Railroad property, Tehama. 0 Comment
  CHSC96648  Carduus pycnocephalus Lowell Ahart 2007-5-8 13724 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
  CHSC79082  Carex amplifolia L. P. Janeway 2000-6-30 6858 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  CAS-BOT-BC17896  Carex angustata John Thomas Howell 1960-8-18 36075 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC114433  Carex aurea Barbara L. Wilson; Peter F. Zika 2011-8-1 16725 Tehama Junctioon of gravel roads with Highway 89; UTM 10 635036 east, 4459069 north, +/- 69 feet 1453 Comment
  CHSC52744  Carex bolanderi L. P. Janeway; Oscar Janeway, Lillian Janeway 1987-5-26 2099 Tehama Along Deer Creek at Elam Creek Campground. 1325 Comment
  CHSC78914  Carex bolanderi L. P. Janeway; B. Castro 2000-6-11 6796 Tehama High North Coast Ranges. Twin springs; north side of Raglin Ridge along Raglin Road. 381 Comment
  CHSC88484  Carex bolanderi L. P. Janeway 2001-6-10 7146 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC34085  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2438 Comment
  CHSC80084  Carex dudleyi L. P. Janeway 2000-5-16 6729 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  JEPS105612  Carex dudleyi L. P. Janeway 2003-6-14 7843 Tehama High Cascade Range. Along Cohasset Road 3.2 road km north-east of Deer Creek crossing. At small drainage 732 Comment
  CHSC45077  Carex echinata subsp. echinata Vernon Oswald 1984-6-7 1271 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1423 Comment
  JEPS123919  Carex echinata subsp. echinata Lowell Ahart, John Dittes 2015-8-6 20505 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  CHSC115793  Carex feta Lowell Ahart; John Dittes 2015-8-5 20477 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  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
  CAS-BOT-BC20757  Carex fracta Alice Eastwood; John Thomas Howell 1941-7-9 9782 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  UCD140354  Carex globosa John Thomas Howell 1955-6-2 30258 A Tehama near Vine Hill School. Comment
  CHSC101456  Carex helleri L. P. Janeway 2009-7-26 9865 Tehama High Cascade Range. Low on the northeast slope of Ski Heil Peak. 2682 Comment
  JEPS105667  Carex heteroneura var. heteroneura L. P. Janeway 2001-6-24 7227 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain 1652 Comment
  CHSC118382  Carex hoodii Tim Kask 2016-6-15 273 Tehama In wetland area of Sugarpine Trail area near Mineral. 10T 0622387/4471318 Comment
  JEPS110418  Carex integra Lowell Ahart 2006-7-11 12945 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
  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
  CAS-BOT-BC35481  Carex jonesii Hans Leschke 1961-8-18 1841 Tehama Lassen Volcanic National Park, Diamond Peak, near highway Comment
  CHSC94358  Carex lemmonii Lowell Ahart 2006-7-19 13038 Tehama Small meadow, east of the abandoned logging road, about 150 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
  RSA66387  Carex lenticularis var. impressa Phillip A. Munz 1951-7-25 16858 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CAS-BOT-BC28509  Carex lenticularis var. lipocarpa John Thomas Howell 1944-7-14 19759 Tehama Anthony Peak, east slope. Comment
  CAS-BOT-BC31518  Carex limosa Herbert Faulkner Copeland 1920-7-17 93 Tehama Meadow on Butte Mt. 1828 Comment
  CAS-BOT-BC31526  Carex luzulifolia B. Clear 1938-7-14 s.n. Tehama Southern entrance to Lassen Park. 2041 Comment
  UC1950433  Carex microptera Barbara Ertter with Brad Olson 1991-7-6 10417 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
  CHSC80567  Carex multicaulis Vernon H. Oswald; Lowell Ahart 2001-5-7 10004 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  CHSC88460  Carex multicaulis L. P. Janeway; B. Castro 2004-5-30 8130 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CAS-BOT-BC32187  Carex multicaulis Hans Leschke 1964-8-2 s.n. Tehama Near Ski Hut. Comment
  SEINET13710845  Carex multicaulis Lowell William Ahart, Lowell William Ahart 2001-1 8869 Tehama Near Ike Dye Hill, 2 Mi. W Hwy 32, W of Soda Springs Campground, about 3 Mi. W Butte Meadows (T26N, R3E, sec 22, SE 1/4) 4400 Ft. 1341 Comment
  CAS-BOT-BC119671  Carex nervina Hans Leschke 1957-9-19 1520 Tehama Along a little stream near Grassy Swales. 1950 Comment
  CAS-BOT-BC119673  Carex nervina Hans Leschke 1961-8-14 1816 Tehama Meadow on horse-trail to Kings Creek Falls. Comment
  JEPS122042  Carex nudata Lowell Ahart, John Dittes 2014-5-18 19514 Tehama On the north side 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
  HSC1768  Carex nudata Larry Barti 1969-3-22 62 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 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-BC118222  Carex scopulorum var. bracteosa P. A. Munz 1967-8-18 995 Tehama Square Lake, N base of South Yolla Bolly Mts. 2148 Comment
  CHSC80703  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC94372  Carex simulata Lowell Ahart 2006-7-19 13037 Tehama Small meadow, east of the abandoned logging road, about 150 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
  JEPS124408  Carex simulata Lowell Ahart, John Dittes 2015-8-6 20504 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  CHSC102595  Carex specifica L. P. Janeway 2009-7-26 9875 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  SEINET4290225 Image available Carex specifica Unknown 2009-1 9875 Tehama High Cascade Range; Lassen National Forest; east side of Hwy 89, 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  CAS-BOT-BC115821  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9808 Tehama Government Flat. Comment
  CHSC106526  Carex subfusca Peter F. Zika 2009-8-17 24609 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CHSC82685  Carex subfusca L. P. Janeway 2001-6-10 7145 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  SEINET4292060 Image available Carex subfusca Unknown 2001-1 7138 Tehama High North Coast Ranges. At spring on west side of Tedoc Gap North Yolla Bolly quad (1:25,000) Comment
  UC710423  Carex subfusca Alice Eastwood, John Thomas Howell 1941-7-9 9814 Tehama Government Flat Comment
  CAS-BOT-BC115823  Carex subfusca W. B. Cooke; V. G. Cooke 1976-10-1 52774 Tehama Mineral Ranger Station, Lassen National Forest, Mineral. 1524 Comment
  CHSC81930  Carex utriculata L. P. Janeway 2001-7-25 7380 Tehama High Cascade Range. Southeast corner of meadow on south side of Deer Creek at extreme western end of Deer Creek Meadows. 1381 Comment
  CHSC60447  Carex vesicaria Mary Ann Showers 1992-6-26 2576 Tehama Lassen Volcanic National Park. Seep above canyon bottom east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS97359  Carex vulpinoidea Vernon H. Oswald and L. Ahart 1995-7-31 7162 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). Tufted sedge 335 Comment
  CHSC108061  Castilleja applegatei subsp. martinii B. Castro; L. P. Janeway 2000-6-11 1287 Tehama Inner North Coast Ranges. NW-facing slope along Raglin Ridge Rd, near the top of Raglin Ridge, ca 0.4 mi W of Pepperwood Spring. 944 Comment
  CAS-BOT-BC249580  Castilleja applegatei subsp. pinetorum H. F. Copeland 1920-7-17 90 Tehama On Butt Mt. 1828 Comment
  JEPS17585  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5314 Tehama ca 1 mi e and 500 ft below Mt. Linn summit (on e shoulder of South Yollo Bollo Mtn.); South Yollo Bollo Mtn. 2286 Comment
  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
  JEPS8020  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-7 3477 Tehama 2.4 mi w Elam Creek Public Camp (along Deer Creek Road (Calif Hwy 32)) 1219 Comment
  RSA105326  Castilleja applegatei subsp. pinetorum G. D. Barbe 1955-7-21 225 Tehama West shore of Square Lake. Region of South Yolla Bolly. 2104 Comment
  UC1001340  Castilleja applegatei subsp. pinetorum Louise Kellogg 1952-7-18 87 Tehama near Squaw Camp and Pole Corral on Boswell Ridge (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC1072724  Castilleja applegatei subsp. pinetorum Douglas Barbe 1955-7-16 168 Tehama e ridge South Yolla Bolly (w Tehama County) 2286 Comment
  UC2031445  Castilleja applegatei subsp. pinetorum Barbara Ertter with Brad Olson 1991-7-5 10335 Tehama Raglin Ridge Rd 2.6 mi from N Fork Elder Creek crossing, ca 25 air miles SW of Red Bluff Comment
  CAS-BOT-BC32635  Castilleja dolichostylis Alice Eastwood; John Thomas Howell 1941-7-9 9837 Tehama Near Government Flat Comment
  JEPS22034  Castilleja exserta subsp. exserta Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6279 Tehama 2 mi e Paskenta (near Paskenta Cemetery, valley of Thomes Creek) 207 Comment
  CHSC59815  Castilleja foliolosa P. L. Lester 1980-3-31 3 Tehama Ca. 30 yds w of Round Valley Rd, ca. 9 mi sw of Paskenta. 670 Comment
  CHSC80697  Castilleja foliolosa Lowell Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA90472  Castilleja foliolosa C. F. Baker, H. K. Wagnon 1953-4-26 12548 Tehama 5 mi. west of Paskenta along logging road. 305 Comment
  JEPS17593  Castilleja miniata Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5307 Tehama about 1 mi e Ovenlid (on e flank, at Somerset's); North Coast Ranges, Mendocino National Forest 1767 Comment
  UC1096428  Ceanothus X flexilis J. I. Mallory 1957-7-10 152 Tehama Polk Springs; Lassen National Forest, Polk Springs 780 Comment
  JEPS42222  Ceanothus cordulatus W. L. Jepson 1927-6-21 12279 Tehama Mineral 1524 Comment
  UC1299545  Ceanothus cordulatus Freed W. Hoffman 1947-6-23 1630 Tehama near Government Flat; North Coast Ranges 796 Comment
  CAS-BOT-BC50957  Ceanothus integerrimus C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral Comment
  HSC96790  Ceanothus integerrimus J. Carey, A. Hong, J. Leffingwell 1995-4-22 49 Tehama 0.5 mi down trail to Beegum gulch from trailhead where Hwy. 36 intersects with Shasta-Tehama Co. line 396 Comment
  LA43620  Ceanothus integerrimus Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  UCD170341  Ceanothus integerrimus D. O. Burge 2016-11-11 2200 Tehama Roadside on California State Route 36. 485 Comment
  RSA90831  Ceanothus integerrimus Milo S. Baker, H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp. 1311 Comment
  RSA25710  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-23 11060 Tehama Red bluff Susanville Road (Hwy 36) 2.2 miles W of below Paynes Creek PO. 366 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
  HSC65815  Ceanothus lemmonii Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 86 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  UC1052841  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama 1/4 mi s Hwy 36 (on Pattymocus Trail.); Quad. 31-B-4 762 Comment
  UCR37566  Ceanothus lemmonii P. Williams, Mike Malamus, Brian Kearney 1984-5-12 9 Tehama Dry Creek drainage, c. 38 mi. west of Red Bluff 457 Comment
  CHSC57507  Ceanothus prostratus S. R. Mitchelson 1987-4-12 6 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  UC1281310  Ceanothus prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Creek Road #20 s of Lassen National Park Comment
  CHSC113318  Centaurea melitensis Lowell Ahart; John Dittes 2014-5-17 19510 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  UCD80046  Centaurea melitensis CNPS SN Foothill Team 2005-6-8 SNNR 0174 a Tehama TNC Dye Creek Preserve, on a south facing slope overlooking Dye Creek. 362 Comment
  SEINET8111601 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201510 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111603 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201508 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111605 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201506 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111622 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201520 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111638 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201502 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111639 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201503 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
  SEINET8853574 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201514 , RB201515, RB201516, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CHSC40806  Centaurium tenuiflorum Pauleen Broyles 1982-7-2 780 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch in w pasture at Hwy 99 ca .5 km s of jct with Lassen Road. 66 Comment
  CHSC66115  Centaurium tenuiflorum Vernon Oswald; Lowell Ahart 1996-4-29 7488 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley, Valley and Foothills Grassland. In upland E of the large vernal pool in the cluster of pools N of the farm pond located on the S boundary. 103 Comment
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 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
  RSA21637  Centaurium venustum Carl B. Wolf 1937-6-13 8791 Tehama Inner North Coast Range. Red Bluff - Eureka Road, four miles east of Rosewood. 256 Comment
  CHSC66557  Centromadia fitchii Vernon H. Oswald; Lowell Ahart 1996-7-8 7964 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. (Collected on the flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel). 158 Comment
  JEPS38153  Centromadia fitchii W. L. Jepson 1929-9-27 15275 Tehama Corning 76 Comment
  JEPS38293  Centromadia fitchii W. L. Jepson 1927-6-25 12348 Tehama Pine Creek road sta. 60 Comment
  UC2031471  Centromadia fitchii Barbara Ertter with Brad Olson 1993-5-15 11812 Tehama Spring Branch Road south of Battle Creel ca 15 air miles NNE of Red Bluff, sparse grassland/scabland on plateau, BLM land Comment
  CHSC65335  Cerastium fontanum subsp. vulgare Lowell Ahart 1995-10-3 7657 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  JEPS124059  Cerastium fontanum subsp. vulgare Lowell Ahart, John Dittes 2015-8-5 20433 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
  SEINET7347800  Cercis canadensis W. Priest 1956-4-27 s.n. Tehama Highway 36 about 20 miles west of turnoff to Lassen National Park 762 Comment
  CAS-BOT-BC207380  Cercis occidentalis G. Edelbrock 1975-4-18 77 Tehama 3.5 mi. North of Hwy 36 on Lanes Valley Road 548 Comment
  CHSC88813  Cercis occidentalis Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  JEPS108847  Cercis occidentalis Lowell Ahart 2006-5-5 12580 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 561 Comment
  UC1128917  Cercis occidentalis P. L. Johannsen 1936-8-26 993 Tehama 1 1/4 mi ne junction of Deer and Rattlesnake Creeks; Paynes Creek Quadrangle 1066 Comment
  CAS-BOT-BC135575  Cercocarpus betuloides var. betuloides Doris Kildale 1930-5-9 9307 Tehama 15 miles west of Mineral on Susanville Road Comment
  UCD22428  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 189 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  RSA66616  Chaenactis carphoclinia Philip A. Munz 1951-7-26 16909 Tehama South base of Yolla Bolly Peak 2073 Comment
  UCD130292  Chaenactis douglasii var. douglasii Dean W. Taylor 1976-7-9 6055 Tehama at headwaters of Cub Creek. 1859 Comment
  JEPS34140  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1899-4-25 Tehama Stivers Ranch; near Rosewood Comment
  CAS-BOT-BC277784  Chaenactis nevadensis John Thomas Howell 1960-8-19 36161 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  CHSC45653  Chaenactis nevadensis Vernon Oswald 1986-7-24 2230 Tehama Lassen Volcanic National Park, Brokeoff Mountain Trail. 2682 Comment
  CAS-BOT-BC277785  Chaenactis nevadensis John Thomas Howell 1960-8-19 36195 Tehama Lassen Volcanic National Park. Summit ridge of Brokeoff Mt. 2804 Comment
  CHSC52640  Chamaesyce hooveri R. D. Stone 1986-7-19 760 Tehama Central Valley. (Township/Range continues: and S29 NW1/4 of NE1/4). TNC Vina Plains Preserve, W pasture 0.1 miles S of Lassen Road and 0.6 miles E of its intersection with Highway 99. Vernal pool. 68 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
  CHSC52647  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama Central Valley. Vina Plains, 0.3 miles E of Leininger Road and 1.1 miles NNE of is intersection with Highway 99. Vernal pool. 73 Comment
  UC596013  Chamaesyce hooveri R. F. Hoover 1938-8-2 3722 Tehama 4 mi se Vina Comment
  CHSC59085  Chamaesyce maculata Vernon H. Oswald 1992-8-19 5160 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) at the parking area, Brokeoff Mtn. trailhead. 2023 Comment
  JEPS91386  Chamaesyce maculata Dean W. Taylor 1993-10-17 14084 Tehama Round Valley Road 0.5 miles W from junction Newville Road (ca. 4 mi SW of Paskenta 274 Comment
  JEPS96106  Chamaesyce maculata Vernon H. Oswald and Lowell Ahart 1996-6-3 7720 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on the e side of Paynes Creek just upstream from Sacramento River, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 91 Comment
  CDA4781  Chamaesyce nutans T. C. Fuller 1968-9-17 17617 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  JEPS51925  Chamaesyce ocellata subsp. ocellata W. L. Jepson 1938-6-10 18986 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  CHSC76513  Chamaesyce ocellata subsp. rattanii Heidi West; Caroline Warren, L. P. Janeway, B. Castro 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 292 Comment
  CHSC80378  Chamaesyce ocellata subsp. rattanii C. Warren; H. West, N. Wight, J. Cunningham 1998-8-21 Tehama W of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS87013  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1990-8-11 11453 Tehama under Rawson Rd Bridge crossing; Thomes Creek 94 Comment
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Sep 11 2020
  JEPS91378  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Tooms Canp Road 5.3 miles West from Paskenta 518 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
  UC596012  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC59180  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1992-9-9 5204 Tehama Lassen Volcanic National Park. Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. 2042 Comment
  JEPS39305  Chamerion angustifolium subsp. circumvagum Jos. Grinnell 1925-7-26 Tehama Mineral 1219 Comment
  CAS-BOT-BC70240  Cheilanthes gracillima Clare B. Hardham 1971-8-10 18305 Tehama South Yolla Bolly Mountain 2438 Comment
  CHSC95196  Cheilanthes gracillima R. D. Fischer 2004-5-30 833 Tehama Sierra Nevada range, off Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. UTM: 10617775E, 4447032N. 879 Comment
  HSC74954  Cheilanthes gracillima J. P. Smith, Thomas W. Nelson 1979-6-24 10175 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  RSA90778  Cheilanthes gracillima Milo S. Baker, H. K. Wagnon 1953-7-11 12836 Tehama 3 miles from Whitlock Camp along country road in rock crevices 1524 Comment
  HSC4365  Chenopodium album Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  CHSC69679  Chenopodium atrovirens Vernon Oswald 1986-7-24 2224 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2194 Comment
  JEPS105930  Chenopodium botrys Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11213 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
  SEINET4558825  Chenopodium botrys Steven P. McLaughlin 1989-1 5682 A Tehama Along Highway 36, 7.5 miles west of Red Bluff 244 Comment
  CHSC81255  Chenopodium californicum Jenny Marr; Heidi West, Joyce Lacey-Rickert, Caroline Warren 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  JEPS104380  Chenopodium pumilio Lowell Ahart 2003-9-17 10575 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
  UC903256  Chimaphila umbellata Ethel Crum 1937-8-7 1951 Tehama 12 mi. s.w Lassen Peak (Mineral Summit); Mineral Summit 1615 Comment
  CHSC66589  Chloris virgata Vernon H. Oswald; Lowell Ahart 1996-7-8 7990 Tehama Cascade Range Foothills. Hwy. 36 NE of Red Bluff near Hog Lake. On the E edge of Hwy. 36 ca. 0.7 mi SW of the parking lot at Hog Lake Plateau. 274 Comment
  CHSC80107  Chlorogalum angustifolium B. Castro; L. P. Janeway 2000-5-11 1145 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creeks. 117 Comment
  JEPS97263  Chlorogalum angustifolium Vernon H. Oswald 1995-5-22 6748 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS118739  Chlorogalum pomeridianum B. Castro, L. P. Janeway 2000-6-11 1281 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd. above Pepperwood Spring; near the top of Raglin Ridge. Raglin Ridge 7.5' quad. Comment
  JEPS122057  Chorizanthe membranacea Lowell Ahart, John Dittes 2014-5-17 19507 Tehama Steep north bank above the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CHSC102343  Chorizanthe polygonoides L. P. Janeway 2009-4-4 9712 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC45496  Chorizanthe polygonoides Lowell Ahart 1978-5-23 1742 Tehama Along the Hogsback Road, east of Red Bluff. 182 Comment
  UCD80657  Chorizanthe polygonoides CNPS SN Foothill Team 2006-3-29 SNFN 0402 Tehama TNC Easement, 1/2 NE of the rock wall on the west end of the Leininger Ranch. 245 Comment
  UCD80659  Chorizanthe stellulata CNPS SN Foothill Team 2005-5-26 SNFN 0328 c Tehama BLM, Hog Lake/Paynes Creek, off Spring Road in the BLM's Battle Creek Recreation Area; plot is located north across the road from a target shooting area. 195 Comment
  SEINET10872004  Chrysothamnus nauseosus subsp. albicaulis Mary Susan Taylor 1977-8-17 Taylor 1475 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  JEPS47000  Cicendia quadrangularis Virginia Bailey 1938-4-16 Tehama 10 mi w Corning; Henleyville Comment
  CAS-BOT-BC285353  Cirsium andersonii John Thomas Howell 1960-8-20 36271 Tehama Near Lassen Volcanic National Park. Between Morgan and Childs Meadows 1524 Comment
  CDA10799  Cirsium andersonii L. Ahart 2006-9-9 13257 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. Comment
  CHSC94542  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama Under fir trees, 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
  RSA0070843  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama Near dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 air miles SE of Colby Mt., about 5 air miles NE of Butte Meadows. 1526 Comment
  CAS-BOT-BC285351  Cirsium andersonii Mrs. H. C. Cantelow 1938-7-5 2417 Tehama 5.3 mi. s.w. of Jct. Hy 32-89, Deer Creek s.w. of Chester 1280 Comment
  RSA712898  Cirsium arvense David W. Isle, Mike VanDame 1999-8-11 1240 Tehama West end of Slanes Flat near cabin site 1643 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
  JEPS106325  Cirsium cymosum var. cymosum Lowell Ahart 2004-6-11 11048 Tehama On the west 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
  SDSU3793  Cirsium occidentale var. candidissimum R. M. Beauchamp 1965-7-17 Tehama 2 miles east of Windy Cut Look-Out Station on State Hwy #32. Comment
  CAS-BOT-BC286477  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  SEINET2049730 Image available Cirsium vulgare Marc Mittleman 1980-8-1 Tehama Along Deer Creek, 3.9 mi SW of Juntion of Rts 32 and 36 Comment
  UC1606359  Cirsium vulgare Barbara Ertter 1991-9-2 10788 Tehama Round Valley-Paskenta road (Rt M4) 7.8 mi e Log Spring Creek (ca 10 air mi wsw of Paskenta, n side of hill, sw Tehama Co.); Goat Hill 1371 Comment
  CAS-BOT-BC438977  Cistanthe monosperma C. Hart Merriam No date on label s.n. Tehama S. Yolla Bolla [Bolly], top. Comment
  CAS-BOT-BC162616  Clarkia Ella D. Cantelow 1953-5-3 s.n. Tehama 4 mi. north of Redbluff Comment
  CHSC79777  Clarkia arcuata L. P. Janeway; B. Castro 2000-4-22 6676 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock. 264 Comment
  JEPS101739  Clarkia arcuata Dean W. Taylor 1997-6-1 16021 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset Comment
  JEPS102489  Clarkia arcuata Vernon H. Oswald 2001-5-7 10023 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  JEPS112906  Clarkia borealis subsp. arida Dean W. Taylor 1997-6-18 16074 Tehama Laynes Valley Road about 2.5 miles S of Manton Road 441 Comment
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Sep 16 2016
  CHSC64976  Clarkia concinna subsp. concinna Vernon H. Oswald; Lowell Ahart 1995-7-12 7002 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. On roadside banks. 950 Comment
  JEPS97426  Clarkia concinna subsp. concinna Vernon H. Oswald and L. Ahart 1995-7-12 7002 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  UC1010385  Clarkia concinna subsp. concinna Milo S. Baker and H. K. Wagnon 1953-5-31 12706 Tehama logging road w Paskenta (above 6 mi post) Comment
  HSC71848  Clarkia concinna subsp. concinna Thomas W. Nelson, Jane P. Nelson 1980-6-22 5845 Tehama Along FS Rd. 45, 2.3 mi. N of Tedoc Gap, W side of Mt. Tedoc 1372 Comment
  UCD80472  Clarkia gracilis CNPS SN Foothill Team 2005-6-7 SNNR 0183 Tehama CDFG, Tehama Wildlife Area. 473 Comment
  CHSC66050  Clarkia gracilis subsp. gracilis Vernon H. Oswald; Lowell Ahart 1996-5-6 7516 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope of Paynes Creek Canyon at this location. 167 Comment
  CHSC68956  Clarkia gracilis subsp. gracilis Vernon Oswald; Lowell Ahart 1997-7-7 8682 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along the road near the lookout. 2057 Comment
  HSC97030  Clarkia gracilis subsp. gracilis L. Ahart 2004-4-29 10807 Tehama Along the Nomalaki Trail, 0.75 mi. NW of Dead Rabbit Lake, 1.5 mi. NW of Bowers Creek, 2.25 mi. NW of FS Rd. 23N69, 8 mi. SW of Paskenta 535 Comment
  RSA21505  Clarkia gracilis subsp. gracilis Carl B. Wolf 1937-5-16 8691 Tehama Northern Sierra Nevada Foothills, Red bluff - Susanville road, 7 miles below Paynes Creek P.O. 183 Comment
  JEPS106499  Clarkia lassenensis L. P. Janeway, B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeas 1000 Comment
  UC1010444  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-4-26 12552 Tehama about 5 mi w Paskenta (along logging road, type locality) 304 Comment
  HSC75071  Clarkia purpurea J. P. Smith 1979-4-29 10079 Tehama Hwy. 36 at Basler Rd. 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
  CHSC107226  Clarkia purpurea subsp. quadrivulnera Lowell Ahart; John Dittes 2011-6-9 17440 Tehama Rio De Los Molinos Land Grant. About 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC78879  Clarkia purpurea subsp. quadrivulnera Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS118021  Clarkia purpurea subsp. quadrivulnera Lowell Ahart, John Dittes 2011-6-9 17440 Tehama Rio De Los Molinos Land Grant. About 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  RSA704017  Clarkia purpurea subsp. quadrivulnera Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 221 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  JEPS94337  Clarkia rhomboidea Vernon H. Oswald and Lowell Ahart 1997-5-14 8447 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  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
  CHSC87126  Clarkia stellata L. P. Janeway 2001-6-15 7174 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 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
  CHSC54110  Claytonia exigua subsp. exigua Vernon H. Oswald 1991-5-22 4611 Tehama M2 (23N01), 9.8 miles (odometer) west of Paskenta. 896 Comment
  CHSC64398  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1995-3-6 6506 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. Locally abundant on a bare patch of eroded fanglomerate just e of Pool 20 (Orcuttia pool). 219 Comment
  JEPS43349  Claytonia exigua subsp. exigua Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC95329  Claytonia exigua subsp. exigua L. Snyder, B. Redfern, A. de Knijf 1999-4-17 42 Tehama Hwy. 36 by Beegum Gorge 430 Comment
  JEPS75785  Claytonia palustris Todd and Virginia Keeler-Wolf 1971-6-17 156 Tehama about 1.5 mi se North Yolla Bolly Guard Station (Saunder's Camp); Yolla Bolly Mountains 1859 Comment
  UCD15050  Claytonia perfoliata Barbara Babbe 1977-5-21 18 Tehama Mendocino National Forest, 10.8 miles west of junction of Round Valley Road and Toomes Camp Road. 914 Comment
  CHSC60388  Claytonia rubra Mary Ann Showers 1992-6-28 2639 Tehama Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphur Creeks. 2072 Comment
  RSA21523  Claytonia rubra C. B. Wolf 1937-5-17 8709 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  CHSC78261  Claytonia saxosa Vernon H. Oswald 2000-5-17 9921 Tehama FR 28N05 0.7 mi northeast of its junction with FR 45 at Tedoc Gap. 1478 Comment
  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
  CHSC101377  Collinsia greenei David Isle 1990-5-2 1540 Tehama Mendocino National Forest; Thomes Creek Watershed; Pollard Superior Tree Progeny Site, N of 24N01.2. 1280 Comment
  JEPS95962  Collinsia greenei Vernon H. Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF: T23N R7W SE1/4 NW1/4 Sect. 28, ca. 1900 ft, chaparral, Inner North Coast Ranges 579 Comment
  UC1010402  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama w Paskenta (near 10 mi post, along logging rd) Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  CHSC57000  Collinsia parviflora Steven Triano; Stefani Eiben 1988-5-7 154 Tehama Wet meadow ca 30 ft e of Hwy. 36 and 10.8 mi e of Mineral. 1475 Comment
  CHSC48983  Collinsia rattanii Vernon Oswald 1986-5-23 2038 Tehama Round Valley Rd. (M4) 0.2 mi e of 23N21. 1463 Comment
  JEPS35076  Collinsia rattanii R. F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin cabin Comment
  RSA90612  Collinsia rattanii Milo S. Baker, H. K. Wagnon 1953-6-21 12791 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  CHSC102360  Collinsia sparsiflora var. collina L. P. Janeway 2009-3-28 9664 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
  CHSC53984  Collinsia sparsiflora var. collina Vernon H. Oswald 1991-4-30 4540 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC55286  Collinsia sparsiflora var. collina L. P. Janeway 1991-3-28 3856 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 152 Comment
  CHSC64560  Collinsia sparsiflora var. collina Vernon H. Oswald 1995-3-27 6551 Tehama Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 219 Comment
  CHSC92797  Collinsia sparsiflora var. collina John Dittes; Josephine Guardino 2005-4-13 1062 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
  CDA41369  Collinsia tinctoria Vernon H. Oswald & Lowell Ahart 1996-6-3 7705 Tehama Along Paynes Creek, ca. 0.4 mi. downstream from the old bridge site, BLM parcel along Highway 36 northeast of Red Bluff. Comment
  JEPS88570  Collinsia tinctoria Vernon H. Oswald and Lowell Ahart 1996-6-3 7705 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Along Paynes Creek ca. 0.4 mi downstream from old bridge site. 100 Comment
  CAS-BOT-BC465600  Collinsia torreyi Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  OBI9614  Collinsia torreyi var. latifolia Rimo Bacigalupi, G. T. Robbins 1954-6-26 4639 Tehama 1.9 mi SW of Government Flat, upper (western) end of Log Spring ridge, Mendocino Natl Forest 1814 Comment
  UC1019557  Collinsia torreyi var. wrightii Louise Kellogg 1952-7-18 88 a Tehama directly S of Yolla Bolly Mountains (near Squaw Camp and Pole Corral); Mendocino National Forest 2133 Comment
  UC2042794  Collomia grandiflora Barbara Ertter with Brad Olson 1991-7-4 10232 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mil Creek crossing 0.9 m W of Elder Creek/Riley Ridge junction ca. 27 air miles W of Corning. 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
  UC54543  Collomia tinctoria H. M. Hall and E. B. Babcock July 1-2, 1903 4359 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  HSC74972  Collomia tracyi J. P. Smith, Thomas W. Nelson 1979-6-25 10197 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  UC1198121  Comandra Charlotte M. Wilder 1912-6-18 1891 Tehama Deer Creek Comment
  UCD80757  Comandra umbellata CNPS SN Foothill Team 2005-6-21 SNNR 0332 Tehama USFS, Lassen National Forest. 983 Comment
  UCD80759  Comandra umbellata CNPS SN Foothill Team 2005-6-6 SNFN 0333 f Tehama CDFG, Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CDA22399  Comandra umbellata subsp. californica L. Ahart, Vernon Oswald 2001-5-7 10013 Tehama Forest Road 26N15, 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC80560  Comandra umbellata subsp. californica Vernon H. Oswald; Lowell Ahart 2001-5-7 10013 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  JEPS110084  Convolvulus arvensis Lowell Ahart 2006-8-15 13200 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
  CHSC10775  Corallorhiza maculata Lowell Ahart 1968-6-2 Tehama Near Lyonsville. 1371 Comment
  CDA18827  Cordylanthus pilosus Compton 1999-8-16 PDR 1231422 Tehama Meadowbrook Ranch, Hwy 36, Paynes Creek. 457 Comment
  CHSC66578  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald; Lowell Ahart 1996-7-8 7959 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS68354  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2795 Tehama 4 mi sw Bowman store (on Bowman-Cottonwood rd (nw of Red Bluff)) 243 Comment
  JEPS76675  Cordylanthus tenuis L. R. Heckard 1972-6-17 2950 Tehama e slope Beegum Mt. 1188 Comment
  SEINET11262187  Cordylanthus tenuis subsp. tenuis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 a Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 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
  SEINET9161591  Cordylanthus tenuis subsp. viscidus B. Ertter 1991-9-2 10776 Tehama Round Valley, Paskenta Road (Hwy M4), 3.4 miles E of M2 junction at Goverment Flat, ca 18 airmiles W of Paskenta. 1676 Comment
  UC2042869  Cordylanthus tenuis subsp. viscidus Barbara Ertter 1991-9-2 10776 Tehama SW Tehama Co.: Round Valley - Paskenta Road (Route M4) 3.4 mi E of M2 junction at Government Flat, ca. 18 air miles W of Paskenta. Comment
  SEINET12765175  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Hwy 172 to Mill Creek.; 0 1585 Comment
  UCD117105  Cornus sericea subsp. occidentalis J. M. Tucker; L. K. Mann 1962-7-29 3638 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  JEPS75805  Cornus sericea subsp. sericea Todd and Virginia Keeler-Wolf 1973-9-2 545 Tehama Yolla Bolly Mts., French Cove 1950 Comment
  POM118226  Cornus sessilis Edward Hyatt, Marguerite Hyatt 1914-7-30 319 Tehama Deer Creek. 305 Comment
  UC1122802  Cornus sessilis H. S. Yates 1936-8-13 6112 Tehama Campbell Creek Paynes Creek Quad., Campbell Creek Comment
  UC176017  Cornus sessilis Edward and Marguerite Hyatt Jul 30 1914-Aug 20 1914 319 Tehama Deer Creek Comment
  SBBG15974  Corydalis caseana D. Myrick 1961-6-24 358 Tehama St Hwy 36 ca. 2 mi E of Mineral 1676 Comment
  SEINET12102923  Corydalis caseana H. M. Hall, Babcock, E. B. 1903-1 4291 Tehama Near Morgan (Mill Creek Canyon) 1524 Comment
  CHSC82353  Corydalis caseana subsp. caseana Lowell Ahart 2002-6-29 9797 Tehama In the north part of a 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
  CAS-BOT-BC401888  Corydalis caseana subsp. caseana John Thomas Howell 1961-6-20 36585 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  SDSU4812  Corylus cornuta var. californica K. Dixon 1942-9-4 3330 Tehama Big Chico Creek. Comment
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Jul 16 2009
  CHSC113922  Crassula aquatica Lowell Ahart 2014-5-8 19445 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC40724  Crassula aquatica Pauleen Broyles 1982-5-10 555 Tehama W of Sheep Camp Ditch, ca 400 meters nw of barn in s pasture. The Nature Consevancy Vina Plains Preserve. 60 Comment
  CHSC55212  Crassula connata L. P. Janeway 1991-4-11 3887 Tehama Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 167 Comment
  JEPS50007  Crassula connata var. subsimplex Jos. W. Blankinship 1911-3-25 Tehama Redding Comment
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Jul 19 2009
  CHSC48141  Crepis occidentalis subsp. conjuncta Vernon Oswald 1986-7-24 2231 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National park. 2773 Comment
  RSA500415  Crocidium multicaule Vernon H. Oswald, H. Wurlitzer 1989-2-27 3725 Tehama Wurlitzer Ranch at the east end of Barber Road just north of the Butte-Tehama County line. 457 Comment
  CHSC64911  Croton setiger Vernon H. Oswald; Lowell Ahart 1995-6-13 6852 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. (Collected near Pool 20). 213 Comment
  CHSC78899  Crucianella angustifolia Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 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
  RSA758288  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Road junction on Highway 36, 16.5 miles west of Red Bluff. 244 Comment
  HSC97194  Crypsis alopecuroides L. Ahart 2002-11-5 10018 Tehama E of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 mi. (air) NW of Orland 152 Comment
  CDA1927  Crypsis schoenoides L. Ahart 2002-11-5 10020 Tehama About 12 miles (air) northwest of Orland. East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake. Comment
  CHSC112992  Crypsis schoenoides Lowell Ahart 2013-8-2 18979 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC41041  Crypsis schoenoides Pauleen Broyles 1982-6-16 738 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool nne of barn in s pasture. 63 Comment
  CHSC59191  Crypsis schoenoides Vernon H. Oswald 1992-9-29 5224 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC83076  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 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
  SD211505  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8892 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 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
  UC1950078  Crypsis schoenoides Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  SEINET10518381  Crypsis schoenoides Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7078 A Tehama T29N R2W NW1/4 NW1/4 Sec. 35,700 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy.36 ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. Comment
  SEINET11689134  Crypsis schoenoides Unknown 1982-1 738 Tehama The Nature Conservancy Vina Plains Preserve, NNE of barn in S pasture 63 Comment
  SEINET3926254  Crypsis schoenoides Barbara Ertter, Elizabeth Neese; Laura Fujii; Dawn Espindola 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake W of Orland.; 0 152 Comment
  JEPS95596  Cryptantha affinis Lowell Ahart 1994-7-24 7518 Tehama 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road) 1645 Comment
  UC703114  Cryptantha affinis Alice Eastwood and John Thomas Howell 1941-7-9 9758 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CHSC84682  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11633 Tehama Lassen National Forest, Ishi Wilderness. About 2 mi. N of Mill Creek, about 0.05 mi N of Rancheria Creek Trailhead. 987 Comment
  CHSC96660  Cryptantha crinita Lowell Ahart 2007-5-8 13730 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
  JEPS105599  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11634 Tehama Road 28N29; Lassen National Forest; Ishi Wilderness 1121 Comment
  CHSC54094  Cryptantha flaccida Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4605 Tehama Lowrey Rd 0.2 mi southeast of the North Fork of Elder Creek, north of Paskenta. 283 Comment
  CHSC77317  Cryptantha flaccida Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC84258  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10238 Tehama On the south 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
  JEPS102408  Cryptantha hispidula Vernon H. Oswald 2001-6-5 10045 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
  CHSC32801  Cryptantha intermedia James D. Jokerst 1980-6-18 894 Tehama North Coast Range. 852 Comment
  JEPS105903  Cryptantha intermedia Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10747 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
  UC1010342  Cryptantha intermedia M. S. Baker and H. K. Wagnon 1953-5-30 12683 Tehama 5 mi w Paskenta (e of logging road) Comment
  RSA90793  Cryptantha intermedia M. S. Baker 1953-5-9 12579 Tehama Logging road west of Paskenta near 6 mile post. Comment
  RSA90792  Cryptantha microstachys Milo S. Baker 1953-5-9 12580 Tehama Logging road W of Pakenta in foothills, near 6 mile post 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
  CHSC90453  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5408 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  CHSC90909  Cryptantha simulans Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5469 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CHSC80618  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  UC1278102  Cryptantha torreyana Beecher Crampton 1954-6-16 1966 Tehama Whiskey Saddle Mendocino National forest 1438 Comment
  RSA90780  Cryptantha torreyana M. S. Baker, H. K. Wagnon 1953-7-11 12835 Tehama 1.9 miles above Whitlock Camp on County road. Comment
  CHSC115550  Cryptantha torreyana var. torreyana Lowell Ahart; John Dittes 2015-8-5 20456 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
  CHSC79071  Cuscuta californica var. breviflora L. P. Janeway 2000-6-30 6869 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  CHSC117645  Cuscuta campestris Lowell Ahart; John Dittes 2016-8-24 21262 Tehama About 20 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. Undesignated Section of San Buenaventura Land Grant. 117 Comment
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Sep 12 2018
  CHSC64907  Cuscuta howelliana Vernon H. Oswald 1995-6-30 6953 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy 36 at Dales Station, ca. 14 mi ne of Red Bluff. At the s end of Dales Lake. 213 Comment
  CHSC66089  Cuscuta howelliana Vernon H. Oswald; Lowell Ahart 1996-5-27 7645 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the pipeline ca. 0.1 mi N of the S. boundary. 102 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
  SEINET12332659  Cuscuta howelliana Unknown 1982-1 729 Tehama 61 Comment
  CHSC66563  Cuscuta pentagona Vernon H. Oswald; Lowell Ahart 1996-7-8 7981 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  JEPS49766  Cycladenia humilis var. humilis Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2865 Comment
  UC572569  Cycladenia humilis var. humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi nw Colby Mountain; Lassen National Forest, Paynes Creek Quad. Comment
  CHSC42659  Cymopterus terebinthinus var. californicus Vernon Oswald 1985-6-10 1819 Tehama Hwy 36 0.3 mi w of Gurnsey Creek. 1447 Comment
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Jul 10 2009
  JEPS75773  Cynoglossum occidentale Todd and Virginia Keeler-Wolf 1971-6-12 8 Tehama ca. 1/8 mi. n. Harding Spring; Yolla Bolly Mts. 1706 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
  CHSC96662  Cynosurus echinatus Lowell Ahart 2007-5-8 13750 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
  JEPS113272  Cynosurus echinatus Lowell Ahart 2007-5-8 13722 Tehama In the road gutter on the west side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  CHSC117662  Cyperus bipartitus Lowell Ahart; John Dittes 2016-8-25 21278 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CDA43023  Cyperus difformis L. Ahart 2010-10-4 17286 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC40798  Cyperus difformis Pauleen Broyles 1982-8-5 825 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch. Just s of Lassen Road. 60 Comment
  HSC95424  Cyperus difformis L. Ahart, John Dittes 2003-9-17 10595 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 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
  CHSC66214  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-6-3 7725 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  JEPS127242  Cyperus esculentus var. leptostachyus Lowell Ahart, John Dittes 2016-8-25 21314 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
  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
  SEINET7581975 Image available Cyperus flavescens Lowell 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. 61 Comment
  JEPS120781  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  JEPS115393  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16336 Tehama On a small mound, island when pond is full, about 100 yards east 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 Cre 1493 Comment
  JEPS123942  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20410 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CDA38897  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10598 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 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
  CHSC112810  Cypselea humifusa Lowell Ahart 2013-8-8 19000 Tehama Strand of a large pond, about 100 yards west of Black Butte Road, about 200 yards north of Stony Creek, about 1/8 mile east of Black Buitte Dam. 105 Comment
  JEPS94921  Cystopteris fragilis Vernon Oswald and Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 0.5 mi w Rat Trap Gap (at branch of creek, n side of the Yolla Bolly-Middle Eel Wilderness); South Fork of Beegum Creek 1706 Comment
  CHSC68568  Darmera peltata Vernon H. Oswald 1997-5-9 8410 Tehama Deer Creek Canyon at the bridge (8-69) between Potato Patch and Alder Creek campgrounds. 1143 Comment
  CHSC87809  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On the south edge of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 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
  CHSC55172  Daucus pusillus L. P. Janeway 1991-6-15 4011 Tehama Battle Creek Wildlife Area. Small canyon draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 137 Comment
  UC1034636  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13051 Tehama w Postpile Camp; Mend. Nat. Forest 1828 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
  CAS-BOT-BC9910  Delphinium nudicaule Ira L. Wiggins 1925-3-26 1547 Tehama Above the gorge on Mill Creek. 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
  CHSC88836  Delphinium nudicaule Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 200 yds south of Rock Wall on Powerline Road, on hillside. UTM: 10 0591836 E, 4446539 N. 587 Comment
  CAS-BOT-BC9911  Delphinium nudicaule John Wynn Gillespie; Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Payne's Creek and Mineral on Red Bluff-Susanville Road Comment
  SBBG2203  Delphinium nuttallianum H. and M. Dearing 1938-6-24 3032 Tehama Mineral Comment
  CAS-BOT-BC116539  Delphinium nuttallianum A. A. Heller 1928-5-30 14571 Tehama ...at Mineral 1524 Comment
  JEPS60578  Delphinium nuttallianum W. L. Jepson 1899-4-28 Tehama near Salt Creek (<creek is> a tributary of the Cottonwood); Wimmeshaw Comment
  RSA93139  Delphinium nuttallianum Milo S. Baker, H. K. Wagnon 1953-6-21 12778 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  CHSC27526  Delphinium variegatum Greg Halcomb 1978-4-8 9 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd.; 1/2 mi n on Lenninger Rd. and ca. 50 ft w; 14.9 mi n of legal Chico city limits. 68 Comment
  CHSC31355  Delphinium variegatum Thomas Chastain 1980-4-12 18 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  JEPS62386  Delphinium variegatum W. L. Jepson 1932-5-9 16362 Tehama rubble field ne Red Bluff (near Seven Mile Creek) 137 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
  CHSC94306  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  UC1558235  Deschampsia elongata Harold and Virginia Bailey 1948-8-28 3070 b Tehama near Sulphur Creek Campground Sulphur Creek Campground; Lassen Volcanic Nat'l Park 2011 Comment
  UCD63531  Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama 1 mile south of junction of Rt. 32 and 36, 13 miles west of Chester. 1524 Comment
  UCD63556  Deschampsia elongata J. M. Tucker; L. K. Mann 1959-7-18 3536 Tehama South Yolla Bolly Mountain. 1920 Comment
  UCD63569  Deschampsia elongata Beecher Crampton 1954-6-16 1989 Tehama Howell Saddle, Crane Mills logging road, Mendocino Natl. forest--Paskenta District. 1892 Comment
  RSA66371  Descurainia incana subsp. incisa P. A. Munz 1951-7-26 16949 Tehama Square Lake, N base South Yolla Bolly Pk. 2134 Comment
  SD211570  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  UC1037403  Dicentra formosa Douglas Barbe 1955-7-21 231 Tehama s shore Square Lake 2103 Comment
  HSC87444  Dicentra formosa Clare R. Wheeler, Gladys L. Smith 1980-6-17 1757 Tehama Mendocino National Forest, NE of Anthony Peak, 1 mi. N of Wells Cabin Campground, just over line into Tehama Co. 1890 Comment
  LA85181  Dicentra formosa O. H. Kappler; 1949-7-27 2027 Tehama Lassen National Park, Falls Camp 1950 Comment
  RSA123651  Dicentra formosa subsp. formosa Douglas Barbe 1955-7-21 231 Tehama South shore of Square Lake 2104 Comment
  JEPS88597  Dichanthelium acuminatum subsp. fasciculatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7694 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  JEPS64184  Dichelostemma capitatum Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo Road) Comment
  CHSC40502  Dichelostemma capitatum subsp. capitatum Pauleen Broyles 1982-3-23 339 Tehama Ca. 0.8 km s of Lassen Rd. The Nature Conservancy Vina Plains Preserve. 66 Comment
  UCSB21825  Dichelostemma capitatum subsp. capitatum Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  JEPS94239  Dichelostemma congestum Vernon Oswald and Lowell Ahart 1998-5-14 9049 Tehama Highway 36 between Red Bluff and Platina 2.3 mi e of Vestal Road; Highway 36 274 Comment
  SEINET12046119  Dichelostemma multiflorum E. J. Miller 1978-1 6 Tehama 1 km W of Sacramento River at Woodson Bridge 9 Comment
  UC1053442  Dichelostemma multiflorum Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3129 Tehama 1 mi w Paskenta-Newville road junction (w Tehama County) Comment
  HSC75049  Dieteria canescens var. shastensis J. P. Smith, Thomas W. Nelson 1978-7-22 10042 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  CHSC88860  Diplacus kelloggii Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek, upper slab crossing. 5 yds from Ishi Rd. UTM: 10 0594961 E, 4454220 N. 551 Comment
  CHSC64996  Diplacus nanus Vernon H. Oswald; Lowell Ahart 1995-7-12 7044 Tehama W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CAS-BOT-BC151452  Diplacus nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2346 Comment
  CHSC69665  Diplacus torreyi Vernon Oswald; Lowell Ahart 1997-9-9 8869 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  CHSC115815  Dodecatheon alpinum Lowell Ahart; John Dittes 2015-8-6 20507 Tehama About 100 yards east of the spring, 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
  JEPS97484  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald and L. Ahart 1995-2-22 6490 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  JEPS88476  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald and Lowell Ahart 1996-3-18 7233 Tehama BLM parcel betw. Sacramento River and the power lines ca. 0.75 mi N of the S boundary of the parcel; Hog Lake Plateau; Cascade Range Foothills 182 Comment
  RSA21501  Dodecatheon hendersonii Carl B. Wolf 1937-5-15 8683 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. 969 Comment
  HSC17884  Dodecatheon hendersonii John L. Heywood, D. H. Norris 1968-3-31 1877 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  SEINET12332641  Dopatrium junceum Unknown 1982-1 809 Tehama The Nature Conservancy Vina Plains Preserve, ca 100 m S of Lassen Rd 66 Comment
  CHSC40710  Downingia bicornuta Pauleen Broyles 1982-4-28 478 Tehama The Nature Conservancy Vina Plains Preserve. Wallow in bed of irrigation ditch below holding dam. 65 Comment
  JEPS103631  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-5-1 100 -95 Tehama S edge of Dale's Lake (on Rt. A6 NW of Red Bluff) Comment
  HSC1662  Downingia cuspidata Larry Berti 1969-5-9 70 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS97250  Downingia cuspidata Vernon H. Oswald and L. Ahart 1995-4-17 6648 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  CDA15515  Draba verna R. L. Green 1999-5-6 PDR 1231337 Tehama North Coast Ranges; Red Bluff. 0 Comment
  UCD115569  Draba verna R. N. Raynor; W. S. Ball 1940-4-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  CHSC65698  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7272 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S bank of Paynes Creek near the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  JEPS123957  Drosera rotundifolia Lowell Ahart, John Dittes 2015-8-6 20503 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
  JEPS27435  Drosera rotundifolia Jos. Grinnell 1925-7-30 Tehama Mineral 1463 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
  CHSC83096  Dysphania ambrosioides Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 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
  CHSC117648  Dysphania pumilio Lowell Ahart; John Dittes 2016-8-25 21277 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS127143  Dysphania pumilio Lowell Ahart, John Dittes 2016-8-25 21277 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CDA32979  Echinochloa colona Metcalf 1979-7-2 Tehama Proberta; near Willow Creek, 1/2 mile east of I-5 0 Comment
  HSC93246  Echinochloa crus-galli Vernon H. Oswald, L. Ahart 1996-9-4 8250 Tehama Cascade Range Foothills, along Hwy. 36 NE of Red Bluff. 183 Comment
  CDA33535  Echinochloa crus-galli Ryan Jennings 2009-9-8 PDR# 1411637 Tehama Vina 0 Comment
  CHSC40500  Echinodorus berteroi Pauleen Broyles 1982-8-5 822 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch. 60 Comment
  JEPS117354  Elatine brachysperma Lowell Ahart, John 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. 812 Comment
  CHSC40809  Elatine heterandra Pauleen Broyles 1982-5-21 647 Tehama 60 Comment
  CAS-BOT-BC113415  Eleocharis bella John Thomas Howell 1960-8-18 36047 Tehama Bluff Falls 1981 Comment
  JEPS104443  Eleocharis flavescens var. flavescens Lowell Ahart 2003-9-17 10600 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
  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
  JEPS106208  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS64129  Eleocharis macrostachya W. L. Jepson 1938-6-10 18980 Tehama 6 mi S of Red Bluff (Coyote Creek) 91 Comment
  CAS-BOT-BC112781  Eleocharis macrostachya R. E. Frenkel 1964-7-11 693 Tehama On CA Hwy 36, immediately west of Mineral Lidge. 1463 Comment
  JEPS104221  Eleocharis parishii Lowell Ahart 2003-6-11 10269 Tehama Seep 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
  CHSC115847  Eleocharis suksdorfiana Lowell Ahart; John Dittes. 2015-8-6 20502 Tehama Bog on the south side of the small stream, about 100 yardseast of the spring, east of the camping area, west side of Childs Meadow, 0.67 a-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
  UCD80543  Elymus CNPS SN Foothill Team 2005-7-1 SNNR 0492 b Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  UC1949118  Elymus caput-medusae Barbara Ertter with Brad Olson 1991-7-4 10268 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; SW-facing meadow Comment
  RSA141282  Elymus elymoides J. M. Tucker, L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2466 Comment
  RSA201352  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  JEPS98967  Elymus elymoides subsp. californicus Lowell Ahart 2001-6-8 8806 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC523871  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama 21 mi w Mineral; Paine's Creek Comment
  UC1949041  Elymus lanceolatus Barbara Ertter with Brad Olson 1991-7-4 10219 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
  CHSC66098  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1996-5-27 7639 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the S bank of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  UC972150  Elymus multisetus Helen K. Sharsmith 1951-7-11 4017 Tehama Covelo-Paskenta Rd 11.1 mi below Log Spring Ranger Station (and 11.2 mi w of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1219 Comment
  UCD62610  Elymus stebbinsii subsp. septentrionalis August L. Hormay 1929-6-14 Tehama 1 mile West of Devils Den, Campbellville. Comment
  CHSC49489  Elytrigia intermedia subsp. barbulata Vernon Oswald 1983-7-12 846 Tehama Beside Round Valley Rd. (M4; 23N02), 11.9 mi w of its jct. with Garland Rd. 1127 Comment
  CHSC83588  Elytrigia pontica subsp. pontica L. P. Janeway; Shirley Innecken 2002-4-11 7465 Tehama Inner North Coast Ranges. Flats along south side of North Fork Stony Creek between the west end of Black Butte Lake and Newville Road. 147 Comment
  UC923128  Emmenanthe penduliflora Freed W. Hoffman 1950-7-2 3341 Tehama Colyer Springs; Red Bluff road, 28 miles west of Red Bluff, western Tehama County Comment
  HSC95449  Emmenanthe penduliflora var. penduliflora L. Ahart 2001-6-8 8807 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  POM256108  Epilobium brachycarpum Milo S. Baker 1940-8-14 9808 Tehama On trail to Cherry Lake, but near Murphy s, Government Flat Comment
  CHSC116174  Epilobium campestre Lowell Ahart; John Dittes 2015-6-22 20258 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC81132  Epilobium canum subsp. latifolium Lowell Ahart 2001-8-28 9183 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
  JEPS108869  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-7-25 13076 Tehama In a small meadow on the west side of the 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
  UCD21182  Epilobium cleistogamum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-11 357 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  CDA38107  Epilobium densiflorum L. 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. Comment
  CHSC105230  Epilobium densiflorum Lowell Ahart; John Dittes 2010-7-19 16904 Tehama About 5 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. 432 Comment
  CHSC64822  Epilobium densiflorum Vernon H. Oswald 1995-6-4 6826 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (collected at the sw corner). 213 Comment
  JEPS104057  Epilobium densiflorum Lowell Ahart 2003-6-11 10246 -A 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
  UC1736611  Epilobium densiflorum Dean W. Taylor 1993-5-22 13452 Tehama S of Battle Creek (ca. 1 mi SE Coleman Powerhouse), along Spring Branch road at the crossing of Spring Branch (creek) 228 Comment
  UC596433  Epilobium densiflorum R. F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  UC1010407  Epilobium foliosum Milo S. Baker 1953-4-26 12574 Tehama 5 mi w Paskenta (on foothills near a burn and near the first steep ascent) 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
  SEINET10632310  Epilobium oreganum Hoffman 1949-7-19 HOFFMAN 3031 Tehama Reagan Meadow. 1245 Comment
  CHSC105502  Epilobium torreyi Lowell Ahart; John Dittes 2010-7-17 16866 Tehama On dry red rocky soil, near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 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
  CHSC86818  Epilobium torreyi Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  JEPS38231  Epilobium torreyi W. L. Jepson 1938-6-10 18977 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  RSA755200  Epilobium torreyi L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16318 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
  UC1949054  Epilobium torreyi Barbara Ertter with Brad Olson 1991-7-5 10311 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch in SE corner of ranch Comment
  CHSC27310  Epipactis gigantea T. B. Devine 1977-5-22 389 Tehama Growing at edge of Pine Creek. 6 mi e of Hwy 99. 121 Comment
  CHSC56962  Equisetum arvense Steven Triano; Stefani Eiben 1988-5-7 155 Tehama Behind Mineral General Store. 1536 Comment
  UCD135306  Equisetum arvense P. Thompson 1996-4-28 45 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  JEPS88572  Eragrostis pectinacea var. pectinacea Vernon H. Oswald and Lowell Ahart 1996-6-3 7690 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  HSC4048  Eremogone congesta Louise Kellogg 1952-7-17 74 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CHSC76830  Eremogone congesta var. crassula L. P. Janeway; B. Castro 1999-8-23 6535 Tehama High North Coast Ranges. Along Summit Trail between Green Springs. Trailhead and Hammerhorn Mountain. 1996 Comment
  UCD98110  Eremogone congesta var. subcongesta Dean W. Taylor 1976-7-9 6047 Tehama At headwaters of Cub Creek. 1859 Comment
  UC1096415  Ericameria bloomeri J. I. Mallory 1957-8-19 164 Tehama 0.5 mi nw Edge Cabin Spring (Quad. 34B3); Lassen National Forest 1645 Comment
  UC572334  Ericameria bloomeri P. L. Johannsen 1936-8-20 986 Tehama 0.5 mi ne Colby Mountain; Lassen National Forest, Paynes Creek Quad. 1706 Comment
  CAS-BOT-BC287470  Ericameria greenei John Thomas Howell 1960-8-19 36157 A Tehama Lassen Volcanic National Park. Brokeoff Mt 2682 Comment
  RSA739761  Ericameria greenei John Dittes, Josephine Guardino, L. Ahart 2003-8-23 804 Tehama Undesignated section, High N coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Eastern ridge of Mt. Linn. 0.2 air mile E by NE of Square Lake. 2145 Comment
  CHSC101968  Ericameria linearifolia J. Lacey 1982-3-18 280 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC78605  Ericameria linearifolia 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
  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
  CHSC61401  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1993-8-18 5833 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conrad, near the south boundary of the park. 2490 Comment
  UCD149551  Ericameria ophitidis G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC104780  Ericameria parryi var. latior L. P. Janeway 2010-8-29 10175 Tehama High Cascade Range. 1.8 air km east of Colby Mountain; along Road 17N06 7.4 road km northwest of Humboldt Road and Jonesville. Roadside opening. 1655 Comment
  CHSC112994  Erigeron bonariensis Lowell Ahart 2013-8-2 18972 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  HSC75382  Erigeron compositus J. O. Sawyer, K. A. Sawyer 1980-6-18 3449 Tehama S of N Yolla Bolly Peak. 2348 Comment
  CHSC26282  Erigeron divergens R. W. Conover 1975-4-7 1 Tehama On side of Belle Mill Rd., 3.2 mi ne of Hwy. 99, 4 mi e of Red Bluff. 182 Comment
  CAS-BOT-BC296804  Erigeron divergens Homer Miller 1917-5-1 s.n. Tehama Mountains of Tehama Co. Comment
  UCD80052  Erigeron inornatus var. inornatus CNPS SN Foothill Team 2005-6-30 SNNR 0465 Tehama USFS Lassen National Forest, in the Ishi Wilderness area. 701 Comment
  CAS-BOT-BC189020  Eriodictyon californicum Alice Eastwood; John Thomas Howell 1934-4-22 1854 Tehama 7 miles E of Paynes Creek Comment
  JEPS97286  Eriodictyon californicum Vernon H. Oswald 1995-5-2 6706 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  UCR37592  Eriodictyon californicum Michelle A. Strull, L. Linstedt, C. Houseman 1984-5-12 39 Tehama c. 38 mi. west of Red Bluff 457 Comment
  UC1010373  Eriogonum compositum var. compositum Milo S. Baker and H. K. Wagnon 1953-7-11 12838 Tehama 3 mi beyond Whitlock Camp 1524 Comment
  CAS-BOT-BC242615  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  CAS-BOT-BC242621  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  CHSC76526  Eriogonum dasyanthemum Heidi West; Caroline Warren 1999-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. On side of road in shale ruts. 335 Comment
  JEPS128463  Eriogonum dasyanthemum Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -064 Tehama West slope Tedoc Mountain, Beegum Creek watershed; Road 45 south of milepost 11. Comment
  RSA90828  Eriogonum dasyanthemum Milo S. Baker, H. K. Wagnon 1953-7-12 12910 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  CHSC80677  Eriogonum hirtiflorum Lowell Ahart 2001-6-14 8828 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
  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
  CHSC61661  Eriogonum lobbii Vernon H. Oswald; Lowell Ahart 1993-9-2 5902 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. Common on open gravelly scree. 2346 Comment
  CAS-BOT-BC259368  Eriogonum lobbii C. Hart Merriam No date on label s.n. Tehama South Yolla Bolla [Bolly], top. Comment
  CAS-BOT-BC259370  Eriogonum lobbii John Thomas Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama - Mendocino Co. Comment
  UC725288  Eriogonum luteolum var. luteolum A. A. Heller 1937-7-21 Tehama Deer Creek Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  UC1019552  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-16 70 Tehama directly s near Squaw Camp and Pole Corral on Boswell Ridge South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 2133 Comment
  UC972149  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo Paskenta road 0.3 mi beyond Anthony Peak road junction; Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  CHSC48660  Eriogonum tripodum Vernon Oswald 1988-6-27 3514 Tehama M2 (23N01) 9.4 mi w of Paskenta. On a serpentine outcrop. 804 Comment
  UCD101420  Eriogonum umbellatum var. bahiiforme J. M. Tucker; L. K. Mann 1959-7-19 3561 Tehama southeast side of South Yolla Bolly Mountain. 2194 Comment
  CHSC61434  Eriogonum umbellatum var. nevadense Vernon H. Oswald; Lowell Ahart 1993-8-18 5835 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Locally common along the rocky ridge S of the highest point. 2490 Comment
  CAS-BOT-BC262202  Eriogonum ursinum H. F. Copeland 1920-7-17 97 Tehama On top of Butt Mt 1828 Comment
  JEPS28768  Eriogonum ursinum George W. Gillett 1957-8-13 1065 Tehama near east cliffs of main Brokeoff structure (Brokeoff Mountain); Lassen Volcanic National Park, Brokeoff Mountain 2514 Comment
  CHSC77363  Eriogonum wrightii var. trachygonum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. On hills of conglomerate rock. 274 Comment
  CHSC78888  Eriogonum wrightii var. trachygonum Vernon H. Oswald 2000-9-23 9966 Tehama Hwy 36 west of Red Bluff between Vestal Rd and Platina. 393 Comment
  CHSC78800  Eriophyllum lanatum var. achilleoides Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  SEINET8687266 Image available Eriophyllum lanatum var. croceum D. F. Lepley 2006-7-11 s.n. Tehama Northwest flank of Colby Mountain. Take Road 27N06 3.8 miles east from Highway 32 (junction less than a mile south of highway's lowest Deer Creek crossing). Plants on uphill road shoulder. 1387 Comment
  CHSC23389  Eriophyllum lanatum var. grandiflorum B. Garamendi 1974-5-10 5 Tehama Mill/Deer Creek Study Area. Davison Spring on Indian Ridge 1 1/2 mi W of Peligreen Place. 853 Comment
  UC507151  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi w Mineral Comment
  JEPS61403  Erodium botrys Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  UCD103066  Erodium botrys P. B. Kennedy 1928-5-7 s.n. Tehama Red Bluff. Comment
  JEPS108201  Eryngium articulatum David Gowen 2005-6-25 469 Tehama Hwy 36 at Bossley Road near mile post 27 E from Shasta Co. N of driveways with mailboxes. Comment
  UC923156  Eryngium articulatum Freed W. Hoffman 1950-7-2 3271 Tehama 3.5 mi. w. Red Bluff (on rd. to Colyer Springs) Comment
  CHSC66086  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1996-5-27 7646 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning: Northwest side of Sacramento Valley. 102 Comment
  CHSC66552  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1996-7-8 7988 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 265 Comment
  JEPS19809  Eryngium castrense Rimo Bacigalupi with S. Galen Smith 1957-6-29 6022 Tehama 8.1 mi. s. Corning (along U.S. Hwy. 99-W) 83 Comment
  UC764145  Eryngium castrense R. F. Hoover 1938-6-10 3585 Tehama 6 mi. s. Corning Comment
  UCD77708  Eryngium castrense Robert E. Preston 2002-6-7 1813 Tehama 3 miles n of Dales, along Rd A6. 230 Comment
  SEINET12121961  Eryngium vaseyi var. vallicola Unknown 1982-1 798 Tehama The Nature Conservancy Vina Plains Preserve 62 Comment
  SDSU2401  Erysimum capitatum R. M. Beauchamp 1965-7-17 Tehama Growing in open area at Windy Cut Look-Out Staton on State Hwy. #32 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
  CHSC65068  Erythranthe breweri Vernon H. Oswald; Lowell Ahart 1995-7-17 7093 Tehama 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
  CHSC88935  Erythranthe glaucescens Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 100 yds north of Antelope Creek, upper slab crossing Ishi Road. UTM: 10 0594475 E, 4453365 N. 495 Comment
  CHSC27312  Erythranthe guttata T. B. Devine 1977-5-22 381 Tehama Pine Creek. 50 yds e of Wurlitzer House. S of Creek, 6 mi e of Hwy 99. 121 Comment
  SEINET14046160 Image available Erythranthe guttata Gary A. Evans 1963-1 Tehama Soda Springs Campground. Approximately 40 miles northeast of Chico along Highway 32. 914 Comment
  CHSC87328  Erythranthe microphylla Lowell Ahart 2004-4-29 10791 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
  CHSC64635  Erythranthe nasuta Vernon H. Oswald; Lowell Ahart 1995-4-25 6700 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36 ca. 14 mi ne of Red Bluff. Along the intermittent stream located on the s side of the basalt ridge crossing the ne corner of the reserve. 207 Comment
  CHSC64562  Erythranthe pardalis Vernon H. Oswald; Lowell Ahart 1995-4-10 6642 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
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Jun 25 2013
  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
  HSC66097  Erythronium californicum S. Horner 1979-4-19 479 Tehama SW of Saddle Camp 991 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
  CAS-BOT-BC504363  Erythronium purpurascens John Thomas Howell 1961-6-20 36575 Tehama Sulphur Works entrance station, Lassen Volcanic National Park 2011 Comment
  SEINET4535579  Eschscholzia Leila M. Shultz 1990-5-3 11320 Tehama North Coast Ranges, Mendocino Forest 305 Comment
  HSC98463  Eschscholzia caespitosa John L. Heywood, D. H. Norris 1968-3-31 1898 Tehama Hwy. 36, 4 mi. E of Shasta Co. line 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
  CHSC59766  Eschscholzia lobbii Thomas J. Hart 1984-3-24 12 Tehama Ca. 50 m e of the intersection of Lincoln Ave. and Tehama Vina Road, Los Molinos. 72 Comment
  CHSC65663  Eschscholzia lobbii Vernon H. Oswald 1996-3-20 7243 Tehama Thomas Creek Ecological Reserve. Northwest side of Sacramento Valley. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. Collected at the junction of the intermittent stream and the dirt lane. 106 Comment
  CHSC96629  Eschscholzia lobbii Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13621 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
  JEPS22640  Eschscholzia lobbii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6296 Tehama about 2 mi w Kirkwood (about 1/2 mi w of U.S. Hwy 99, about 7 mi s of Corning, lower portions of plains); Kirkwood plains 73 Comment
  CAS-BOT-BC419480  Eschscholzia lobbii Ira L. Wiggins 1925-3-26 1561 Tehama Below Mill Creek canyon, about three miles east of Los Molinos Comment
  CAS-BOT-BC310409  Eucephalus breweri Jeanne Janish; Carl Janish 1938-9-4 s.n. Tehama Shore of upper Twin Lake, Lassen National Park 1993 Comment
  JEPS29568  Eucephalus breweri J. Thomas Howell 1960-8-19 36166 Tehama Brokeoff Mountain Trail 2682 Comment
  UC203186  Eucephalus ledophyllus C. Hart Merriam and Vernon Bailey 1916-9-1 Tehama Yolla Bolly Mts. Comment
  SEINET10973063  Euphorbia albomarginata David B. Dunn 1971-8-15 Dunn 18165 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  CHSC77567  Euphorbia crenulata B. Castro; L. P. Janeway 1999-6-21 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 342 Comment
  SEINET10453766  Euphorbia hooveri Mary Susan Taylor 1980-1 Tehama Comment
  UCD104401  Euphorbia serpillifolia Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6863 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS113302  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama HIgh Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Comment
  CHSC105663  Euthamia occidentalis Lowell Ahart; John Dittes 2010-10-4 17279 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
  JEPS88393  Euthamia occidentalis Vernon H. Oswald and Lowell Ahart 1996-9-4 8256 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  UCD132328  Euthamia occidentalis Collector Unknown 1978-9-25 s.n. Tehama 2 miles south of the town of Tehama. Comment
  UC1873701  Festuca bromoides Barbara Ertter with James R. Shevock 1993-4-30 11600 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  SEINET190916 Image available Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 mi NE of Lomo on Rte. 32 banks above Deer Creek Comment
  CDA28214  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on Rte. 32 . Banks above Deer Creek. 0 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
  SBBG26926  Frangula californica subsp. crassifolia C. B. Wolf 1937-9-6 Tehama Paskenta-Covelo Rd 609 Comment
  UCD112808  Frangula californica subsp. crassifolia K. M. Meyer; A. Townesmith 2007-8-4 193 Tehama Mendocino National Forest. 36 miles on county highway A9, west of Corning, A9 turning into Round Valley Road, Forest Service Road. M4, Thomes Gorge Trailhead, (10 miles after the town of Paskenta.) 617 Comment
  CAS-BOT-BC53875  Frangula californica subsp. tomentella Carl B. Wolf 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the Red Bluff - Susanville Road 655 Comment
  SBBG27472  Frangula californica subsp. tomentella C. B. Wolf 1937-6-13 Tehama Red Bluff, Eureka Rd, 6.6 mi NW of Red Bluff 152 Comment
  HSC74825  Frangula purshiana J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-7-22 10013 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 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
  RSA66362  Frasera speciosa P. A. Munz 1951-7-27 16972 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CAS-BOT-BC376597  Fraxinus dipetala Andrew Townesmith; Karen M. Meyer 2007-8-5 905 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  CDA19723  Fraxinus dipetala H. R. Leach 1950-5-7 s.n. Tehama Northern California; Tehama Winter Deer Ranch. 0 Comment
  CHSC77606  Fraxinus dipetala B. Castro 1999-6-10 973 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. On upland ridge. 310 Comment
  POM319903  Fraxinus dipetala Barbara Shervanick 1974-5-9 1354 Tehama Ponderosa Way, southeast of Manton, between Forward Road and south fork of Battle Creek. Cascade Mt. Range, Battle Creek drainage Comment
  HSC16190  Fraxinus latifolia Larry Berti 1968-6-15 Tehama Bottom of Antelope Creek, 200 yds. above dam Comment
  CAS-BOT-BC212399  Fremontodendron californicum A. A. Heller 1924-5-11 13855 Tehama Ridge west of Payne's Creek along the Red Bluff-Susanville Highway. Comment
  CAS-BOT-BC212404  Fremontodendron californicum David D. Keck 1944-7-8 5457 Tehama 8 mi. E. of Payne Creek on plateau S. of South Fork of Battle Creek 975 Comment
  CAS-BOT-BC212405  Fremontodendron californicum Carl B. Wolf 1937-5-16 8704 Tehama Red Bluff-Susanville Road, 2 3/10 mile below Paynes Creek P.O., Northern Sierra Nevada Foothills 365 Comment
  POM253021  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama Ridge west of Payne's Creek. 549 Comment
  CHSC68601  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1997-5-14 8412 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  CHSC80287  Fremontodendron californicum subsp. californicum L. P. Janeway 1999-6-19 6471 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
  UC2042999  Fritillaria atropurpurea Barbara Ertter 1990-5-13 8957 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, open W-facing bank above Mill Creek. Comment
  CHSC105991  Fritillaria recurva B. Castro; L. P. Janeway 2000-4-22 1100 Tehama High Cascade Range. On Pondrerosa Way, ca 60 ft S of bridge over S. Fork Antelope Ck (near S. Antelope Campgd). 835 Comment
  CHSC2438  Fritillaria recurva R. Carter 1965-5-15 205 Tehama Found along SE side of Hwy. 32 15 yds. NE of trail down to Deer Creek Falls, ca. 5' from side of road. 1219 Comment
  CHSC60163  Fritillaria recurva Richard Steward 1988-4-25 11 Tehama Ca. 34.1 mi ne of Chico, ca. 40 ft e of Post Mile marker 9.50 on Highway 32. 1280 Comment
  CHSC75321  Fritillaria recurva Vernon H. Oswald; Lowell Ahart 1999-4-21 9697 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 822 Comment
  CAS-BOT-BC508140  Fritillaria recurva A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  HSC74973  Galium ambiguum J. P. Smith, Thomas W. Nelson 1979-6-24 10195 Tehama Shasta-Trinity National Forest, Rat Trap Gap 1829 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
  UC888694  Galium ambiguum subsp. ambiguum Milo S. Baker 1940-8-13 9817 Tehama ar cabins Government Flat Comment
  HSC19776  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge, S of Yolla Bolly Mtn. 2134 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
  CHSC79205  Galium ambiguum var. ambiguum L. P. Janeway 2000-6-29 6841 Tehama Northern High Sierra Nevada. Volcanic promontory on south edge of the top of Crystal Peak. 2110 Comment
  CHSC113924  Galium aparine Lowell Ahart 2014-5-8 19444 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC27832  Galium aparine Eric J. Miller 1978-4-24 16 Tehama Ca. 1 km W of Sacramento River to Woodson Bridge. 28 Comment
  CHSC60404  Galium aparine Mary Ann Showers 1992-6-28 2637 Tehama Lassen Volcanic National Park. Mill Creek Falls Trail. Between West and East Sulphur Creeks. 2072 Comment
  HSC65829  Galium aparine D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 75 Tehama 0.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS52656  Galium bolanderi Lauramay T. Dempster 1964-7-25 4051 Tehama Hwy 32 at south crossing of Dear Creek (2 1/2 mi sw of Potato Patch Campground, steep n-facing slope) 983 Comment
  UCR265166  Galium bolanderi Barbara Ertter 1991-9-2 10783 Tehama Northern Coast Range, Paskenta - Round Valley Road, Route M4 over Mendocino Pass, 5.8 mi east of Log Spring Creek, c. 11 air miles west-southwest of Paskenta 1372 Comment
  UC1949250  Galium glabrescens Barbara Ertter 1990-7-16 9396 Tehama NW side of Mt Eddy SW of Weed, 1-2 mi E of Park Cr Trailhead (=crest of Rt 17) on S side of Deadfall VABM ridge Comment
  JEPS29540  Galium grayanum John Thomas Howell 1960-8-19 36135 Tehama Brokeoff Mountain trail Lassen Volcanic National Park 2438 Comment
  UC1037455  Galium grayanum var. nanum Douglas Barbe 1955-7-16 176 Tehama e ridge leading to summit South Yolla Bolly Mt. 2286 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
  CHSC113269  Galium parisiense Lowell Ahart; John Dittes 2014-5-16 19482 Tehama South 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
  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
  JEPS24963  Galium parisiense Milo S. Baker and H. K. Wagnon 1953-5-31 12709 Tehama logging road w Paskenta (near 5 mi post, w Tehama Co.) Comment
  RSA90842  Galium parisiense Milo S. Baker, H. K. Wagnon 1953-5-31 12709 Tehama Logging road west of Paskenta near 5 mile post. 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
  UC1606387  Galium sparsiflorum Barbara Ertter with James R. Shevock 1992-6-14 11172 Tehama on Ponderosa Way 0.5 mi s Plum Creek Rd. (ca 7 air mi ese of Paynes Creek); Judd Creek 914 Comment
  JEPS124062  Galium triflorum Lowell Ahart, John Dittes 2015-8-5 20442 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
  JEPS35355  Garrya James R. Griffin 1964-8-16 1281 Tehama Sand Spring Canyon Sand Spring Canyon (Darling Ravine) (above Ponderosa Way) 731 Comment
  RSA96786  Garrya flavescens subsp. congdonii Percy C. Everett, E. K. Balls 1954-10-16 20315 Tehama About Mud Flat Campground, 7.6 miles southwest of Paskenta on road to Covelo. 701 Comment
  UC1052005  Garrya fremontii R. A. Manning 1954-2-18 2 Tehama 5 mi e Paynes Creek (on Plum Creek road); Lassen National Forest 975 Comment
  SEINET11688670  Gastridium phleoides Unknown 1982-1 665 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Road 66 Comment
  JEPS102405  Gastridium ventricosum Lowell Ahart 2001-6-8 8801 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 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
  HSC70133  Gayophytum heterozygum Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4459 Tehama Along road to summit of Mount Tedoc 1555 Comment
  UC1001331  Gayophytum heterozygum Louise Kellogg 1952-7-17 72 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino NF, Middle Eel-Yolla Bolly Pri 2438 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
  CHSC63222  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  CHSC64437  Gentianella amarella subsp. acuta B. Castro; L. Hanson, Kim Earll 1994-8-25 544 Tehama Ca 1.1 air mi N of Jonesville, along Willow Ck. 1600 Comment
  JEPS95588  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  UC1873675  Geranium carolinianum Barbara Ertter with James R. Shevock 1993-4-30 11607 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  HSC65830  Geranium dissectum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 76 Tehama 0.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  UC1949345  Gilia capitata subsp. capitata Barbara Ertter with Brad Olson 1991-7-6 10448 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong jct. ca 28 airmiles W of Corning, E side Tatham Ridge overlooking valley Comment
  CHSC96535  Gilia capitata subsp. pedemontana Lowell Ahart 2007-5-8 13761 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
  UC589690  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama on Paskenta - Covelo Road six mi w Paskenta; w of Paskenta Comment
  CHSC66480  Githopsis pulchella subsp. campestris Vernon H. Oswald; Lowell Ahart 1996-5-20 7593 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Edge of intermittent stream near Paynes Creek. 158 Comment
  JEPS88249  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1996-5-20 7593 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  HSC44654  Githopsis pulchella subsp. campestris J. P. Smith, J. O. Sawyer 1971-5-22 4644 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  CHSC83630  Githopsis specularioides L. P. Janeway 2002-4-23 7517 Tehama Inner North Coast Ranges. South edge of the flats on the south side of North Fork Stony Creek, 0.4 mi west of edge of Black Butte Lake. 146 Comment
  CHSC87315  Githopsis specularioides Lowell Ahart 2004-4-29 10795 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS105850  Githopsis specularioides Lowell Ahart 2004-4-29 10795 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  SEINET10938879  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama T24N R1E sw sec 28 Richardson Springs quad; on Howard Wurlitzer Ranch, N side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi E of Meridian Road, ca. 11 mi N of Chico. With L. Ahart & J.D. Jokerst. 122 Comment
  CHSC68980  Glyceria elata Vernon Oswald; Lowell Ahart 1997-7-7 8701 Tehama Forest Route 35 aat Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  UCD85127  Glyceria elata J. I. Mallory 1957-8-30 175 Tehama 2 miles southwest of Mineral. 1554 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
  JEPS105196  Gratiola heterosepala Dean W. Taylor 1995-5-12 14902 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CAS-BOT-BC304912  Grindelia hirsutula Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UC1619991  Grindelia hirsutula Barbara Ertter 1991-5-18 9859 Tehama 17 air mi wnw of Red Bluff (Rosewood Ranch on Salt Creek, 1/2 mi s of Hwy 36); Salt Creek, Rosewood Ranch 243 Comment
  UC1002631  Guillenia lasiophylla Milo S. Baker 1953-5-9 12596 a Tehama logging rd w Paskenta Comment
  CAS-BOT-BC123741  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC231135  Hackelia amethystina R. Bacigalupi 1934-5-29 2406 Tehama Along Paskenta-Covelo Road, near Log Spring Ranger Station, Mendocino National Forest 1706 Comment
  UC1001321  Hackelia amethystina Louise Kellogg 1952-7-15 52 Tehama directly s of South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
  JEPS101560  Hackelia bella Dean W. Taylor 1997-6-9 16116 Tehama Tomhead Mt.; Yolla Bolly Mtns.; Mendocino National Forest 1996 Comment
  RSA32927  Hackelia californica A. A. Heller 1938-7-28 15291 Tehama Plentiful on an open gravelly slope along the Mineral Mt. Lassen Hwy. Comment
  UC1036244  Hackelia micrantha George W. Gillett 1952-7-20 91 Tehama vicinity of Sulphur Works (above highway one mi below hot springs area, slope of Brokeoff andesite); Lassen Volcanic National Park Comment
  UC1019882  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  CHSC46216  Hastingsia alba Pauleen Broyles 1986-6-18 965 Tehama Just inside Lassen National Forest, along Chico Creek. 1380 Comment
  CHSC104746  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
  JEPS118587  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. Onion Butte 7.5; quad. Comment
  CDA42844  Hedypnois cretica L. Ahart, John Dittes 2011-6-9 17462 Tehama On the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. Comment
  CAS-BOT-BC305586  Helianthus bolanderi Walter Knight; Irja Knight 1963-9-23 112 Tehama Between Paskenta and Newville Comment
  CDA6536  Helianthus ciliaris Margaret Bellue Apr 1937 Tehama Tyler, 3 1/2 miles from Red Bluff. Near railroad tracks. 0 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
  CHSC85289  Helianthus exilis John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 779 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. 576 Comment
  UC1731301  Helianthus exilis Dean W. Taylor 1997-6-13 16069 Tehama About 7 road mi w from Paskenta (in vicinity of Beehive Flat, Toomes Camp Road (Forest Road M2)); Inner North Coast Ranges, Toomes Camp Road 685 Comment
  CHSC105651  Heliotropium europaeum Lowell Ahart; John Dittes 2010-10-4 17281 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC65047  Heliotropium europaeum Vernon H. Oswald; Lowell Ahart 1995-7-17 7066 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 a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  CHSC84616  Heliotropium europaeum Lowell Ahart; John Dittes 2003-9-17 10583 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
  UCD119461  Heliotropium europaeum Chandler Jensen 1958-9-11 115 Tehama Along US Hwy. 99E, southern city limits of Red Bluff. Comment
  CHSC90448  Hemizonella minima Niall McCarten; Roxanne Bittman 1986-6-15 5391 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W. of Johnson Cabin. Comment
  CAS-BOT-BC306004  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-26 12900 Tehama 2.5 miles northeast of Proberta Comment
  CHSC77536  Hemizonia congesta subsp. clevelandii Heidi West; Julie Cunningham, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek. 350 Comment
  HSC95450  Hemizonia congesta subsp. clevelandii L. Ahart 2001-6-8 8762 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  CHSC108053  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2011-9-27 10747 Tehama Inner North Coast Ranges. 3.7 air km southwest of Paskenta;along Round Valley Road 1.6 road km north-northeast of Newville Road (Garland Road). 311 Comment
  JEPS118628  Hemizonia congesta subsp. luzulifolia L. P. Janeway 12/IX/2010 10211 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. T Comment
  RSA66998  Heracleum maximum P. A. Munz 1951-7-25 16885 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  CHSC62929  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1994-4-6 6084 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC66482  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  JEPS88097  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald and Lowell Ahart 1996-5-20 7604 .1 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
  UCD80461  Herniaria hirsuta var. hirsuta CNPS SN Foothill Team 2005-6-27 SNNR 0455 a Tehama USFS, Lassen National Forest. 923 Comment
  CHSC79091  Hesperevax acaulis var. acaulis B. Castro; L. P. Janeway 2000-4-5 1052 Tehama Vicinity of Orland; 4-10 ft from edge of Rice Creek. 106 Comment
  JEPS102254  Hesperevax acaulis var. acaulis L. P. Janeway 2000-5-14 6727 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; 0.3 km south of Spring Branch Road (old Manton Road) 2.7 km east-northeast of Jelly's Ferry Road. 198 Comment
  CHSC65754  Hesperevax acaulis var. robustior Vernon H. Oswald; Lowell Ahart 1996-4-8 7323 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  JEPS22647  Hesperevax acaulis var. robustior Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6289 Tehama ca. 2 mi w Kirkwood (ca. 7 mi s of Corning, lower portions of the plains, ca. 1/2 mi w of U.S. Highway 99); Kirkwood Plains 73 Comment
  JEPS88411 Image available Hesperevax acaulis var. robustior Vernon H. Oswald and Lowell Ahart 1996-4-8 7323 Tehama BLM parcel along Hwy 36 ne Red Bluff (high bank on e side of creek ca. 0.6 mi upstream from its mouth on Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  CHSC100295  Hesperolinon disjunctum D. Isle 1989-6-22 1502 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. North rd bank W of Paskenta on road M2. 914 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
  UC1212427  Hesperolinon micranthum Francia Chisaki and Gene B. Newcomb 1958-6-20 1141 Tehama road nw out of to Inskip Power House Paynes Creek (on road to Inskip Look-out); Lassen National Forest 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
  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
  JEPS106205  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama E side of Road M2, about 9 mi W of Paskenta 883 Comment
  SEINET3068842 Image available Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Paskenta grade, Covelo-Paskenta road; on serpentine hillside 4.3 mi below junction of Alder Springs road and 11.1 mi west of Paskenta, Mendocino National Forest, inner North Coast Ranges (UC) 1160 Comment
  UC1949298  Hesperolinon tehamense Barbara Ertter with Brad Olson 1991-7-4 10202 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CAS-BOT-BC167464  Hesperolinon tehamense Robert F. Hoover 1939-5-11 4101 Tehama Foothills above Paskenta on road to Covelo Comment
  CDA30228  Heterotheca grandiflora J. Dittes 2003-10-22 852 Tehama Northern Sacramento Valley; Ca. 18 air-miles south of Red Bluff, ca. 0.8 air-miles northeast of Tehama, ca. 0.3 air-mile east of the Sacramento River; floodplain on south side of Mill Creek. 0 Comment
  UC894686  Heterotheca oregona var. rudis Alice Eastwood Aug 22 1912-Aug 26 1912 1925 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  UC1037397  Heuchera micrantha var. diversifolia Douglas Barbe 1955-7-22 250 Tehama 1/4 mi w of square Lake on trail to Long Lake 2103 Comment
  CHSC45684  Hieracium bolanderi Vernon Oswald 1986-7-24 2235 Tehama Near the Summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CAS-BOT-BC318626  Hieracium greenei Clare B. Hardham 1971-8-10 18306 Tehama South Yolla Bolly Mountain 2133 Comment
  JEPS89758  Hieracium greenei Glenn Clifton 1990-7-12 21830 Tehama 1 mi n of Pony Buck Peak (along ridgeline and on Trinity county line, North Coast Ranges); North Coast Ranges 1630 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
  CHSC48166  Hieracium scouleri var. scouleri Vernon Oswald 1986-6-23 2153 Tehama M2 (23N01) 25.7 mi w of Paskenta. Roadside. 1676 Comment
  CHSC64820  Hirschfeldia incana Vernon H. Oswald 1995-6-4 6827 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. 213 Comment
  RSA739609  Holocarpha virgata John Dittes 2003-6-28 2003 -69 Tehama San Joanquin Valley, rolling foothills, ca. 13.3 air miles NNE of Livermore, 3.4 air miles SSW of Brentwood, 1.3 air miles SE of Marsh Creek Reservoir Gauging Station. 73 Comment
  CHSC105927  Holodiscus discolor var. microphyllus B. Castro; L. P. Janeway 1999-8-23 1034 G Tehama High North Coast Ranges. Yolla bolly Wilderness, on ridge along E side of Summit Trail, ca 0.5 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 2017 Comment
  JEPS87432  Holodiscus microphyllus var. microphyllus Vernon H. Oswald and Lowell Ahart 1993-9-2 5895 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., ridge running e from Mt. Linn 2346 Comment
  CAS-BOT-BC280887  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-8-18 36099 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CDA15421  Hordeum marinum subsp. gussoneanum G. F. Hrusa, J. Hart 1998-5-1 14438 Tehama Sacramento Valley; Uncommon in colonies on outer edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  CHSC107237  Hordeum murinum subsp. leporinum Lowell Ahart; John Dittes 2011-6-9 17467 Tehama On the east bank of Acorn Hollow Creek, at Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  SEINET10662619  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 Ahart 13753 Tehama T27N, R4W, north half of Section 4. Along flood plane of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highways 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS47167  Horkelia fusca subsp. tenella Joseph W. Grinnell 1927-6-16 Tehama near Mineral; Battle Creek Meadow 1524 Comment
  JEPS44549  Horkelia tridentata Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  SEINET10449892  Horkelia tridentata David B. Dunn 1971-8-15 Dunn 18172 Tehama 1.5 miles w of lassen park headquarters, yellow pine forest Comment
  JEPS96958  Horkelia tridentata subsp. tridentata Dean W. Taylor 1997-5-30 16007 Tehama Ponderosa Way in canyon Soap Creek 822 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
  LA47951  Hosackia oblongifolia var. oblongifolia Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  RSA90609  Hydrophyllum occidentale Milo S. Baker 1953-6-21 12789 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC66880  Hypericum anagalloides Vernon H. Oswald; Lowell Ahart 1996-9-4 8249 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common in moist soil of a seep 182 Comment
  CHSC79322  Hypericum anagalloides B. Castro; C. Warren 2000-4-13 1077 Tehama Vicinity of Orland, W of Highway I-5, along main Rice Creek channel. 83 Comment
  JEPS106148  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
  SBBG4754  Hypericum anagalloides H. and M. Dearing 1938-6-23 2112 Tehama near Deer Crk Comment
  CHSC94381  Hypericum formosum var. scouleri Lowell Ahart 2006-7-19 13034 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  SEINET11844254  Hypochaeris glabra Unknown 1982-1 571 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC64386  Idahoa scapigera Vernon H. Oswald; Lowell Ahart 1995-3-6 6505 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. Just e of Pool 20 (Orcuttia pool). 219 Comment
  CHSC88595  Iris macrosiphon L. P. Janeway 2001-6-10 7139 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  CAS-BOT-BC88643  Isatis tinctoria B. Crampton 1953-5-1 1204 Tehama Along US Highway 99, 5 miles north of Red Bluff. Comment
  UCD39172  Isatis tinctoria Beecher Crampton 1953-5-1 1204 Tehama U.S. Hwy 99, 5 miles N. of Red Bluff. Comment
  CHSC65908  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-15 7377 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Sacramento Valley. 99 Comment
  CHSC81195  Isoetes howellii J. Trizzino 2001-4-17 31 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  JEPS106117  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  CHSC55298  Juncus acuminatus L. P. Janeway 1991-6-15 4016 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. Comment
  CHSC80100  Juncus acuminatus L. P. Janeway 2000-5-16 6732 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  CHSC90413  Juncus balticus Niall McCarten; Roxanne Bittman 1986-6-14 5322 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1371 Comment
  SBBG119951  Juncus balticus L. Ahart 2006-7-26 13082 Tehama ca. 20 yards E of where the dirt rd crosses Colby Crk, ca. 2 mi SE of Colby Mtn, ca. 5 mi NE of Butte Meadows 1518 Comment
  CHSC112022  Juncus bolanderi David Toren; Carl Furrer 2002-9-3 2107 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  JEPS117676  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16883 Tehama On damp to dry rocky soil, on the north side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 726 Comment
  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
  JEPS96109  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1996-6-3 7713 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek 0.5 mi downstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  HSC95715  Juncus covillei Vernon H. Oswald, L. Ahart 1997-7-7 8674 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 Comment
  CHSC68971  Juncus covillei var. obtusatus Vernon Oswald; Lowell Ahart 1997-7-7 8674 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 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
  CHSC112024  Juncus effusus subsp. pacificus David Toren; Carl Furrer 2002-9-3 2105 Tehama Mendocino National Forest. Poison Glade, ~1-1/8 mile SW of Log Springs Station in SW corner of county. Accessed by Rd 23N53. 1231 Comment
  UC569474  Juncus ensifolius H. S. Yates 1936-8-12 6093 Tehama near Mineral Summit; Paynes Creek Quad. 1463 Comment
  UCD141538  Juncus ensifolius Dean W. Taylor 1976-7-7 6021 Tehama Cub Creek upstream from junction with Deer Creek along Highway 32. 1188 Comment
  UC1619923  Juncus exiguus Barbara Ertter 1991-9-2 10761 Tehama 16 air mi e of Covelo (0.5 mi n of Wells Cabin Campground on Ridge Road, at head of Burnt Creek on e side of Anthony Peak, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  CHSC63230  Juncus howellii Lowell Ahart 1994-7-24 7520 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  CHSC94325  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS97453  Juncus kelloggii Vernon H. Oswald and Lowell Ahart 1995-4-17 6665 Tehama ca. 14 mi NE of Red Bluff (W side of Manton Rd.(A6) ca. 1.5 mi N of Dales Station on Hwy 36, W side of the borrow pit); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
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Dec 13 2006
  CAS-BOT-BC279924  Juncus laccatus Peter F. Zika 2012-7-13 25974 Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 1675 Comment
  CAS-BOT-BC26060  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff Comment
  CAS-BOT-BC110132  Juncus leiospermus var. leiospermus Lowell Ahart 1979-4-25 s.n. Tehama 15.5 miles north of Red Bluff. 280 Comment
  CAS-BOT-BC110778  Juncus mertensianus P. A. Munz 1951-7-25 16847 Tehama North base of Yolla Bolly Mountains. Square Lake. 2148 Comment
  CDA34186  Juncus orthophyllus L. Ahart, J. Dittes 2010-7-17 16885 Tehama On the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, 2.8 miles (air) north of Highway 36. Comment
  RSA768022  Juncus orthophyllus L. Ahart, John Dittes 2010-7-17 16885 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
  UC54231  Juncus orthophyllus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4349 Tehama near Morgan; Mount Lassen 1524 Comment
  RSA565103  Juncus orthophyllus D. W. Taylor, Glenn L. Clifton 1992-8-22 13195 Tehama Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line. 2393 Comment
  CHSC65073  Juncus tenuis Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 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. S side of Inks Creek Rd. on the edge of pools in the southern cluster (collected in Pool 7). 213 Comment
  CHSC57835  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1992-4-21 4903 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi (odometer) E of Hwy. 99, ca. 10 mi E of Red Bluff. 289 Comment
  SEINET11787695  Juncus uncialis Unknown 1982-1 886 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  RSA722144  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca. 20-22 air miles northeast of Red Bluff. 326 Comment
  CAS-BOT-BC85358  Juniperus californica Doris Kildale Gillespie 1930-5-9 9268 Tehama 10 miles east of Red Bluff on Susanville Road Comment
  CAS-BOT-BC85359  Juniperus californica Elmer I. Applegate 1932-4-13 7044 Tehama Between Rosewood and Begum, northwestern Tehama County. Foothills of the Yollo Bolly Mountains. Comment
  CHSC24161  Juniperus californica J. R. Nelson 1976-3-6 15 Tehama 7 mi w of Paskenta on Covelo Rd. 304 Comment
  CHSC32087  Juniperus californica L. Ahart 1976-11-6 1223 Tehama 8 mi e of Los Molinos. 304 Comment
  JEPS76632  Juniperus californica L. R. Heckard 1972-6-18 2994 Tehama edge of, s of Mt. Tedoc Wells Creek 914 Comment
  UCD80780  Keckiella breviflora CNPS SN Foothill Team 2005-6-8 SNNR 0174 b Tehama TNC, Dye Creek Preserve, overlooking Dye Creek. 362 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
  CHSC77794  Keckiella corymbosa B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1032 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  SEINET10782836  Keckiella lemmonii Barbara J. Ertter 1991-9-2 Ertter 10773 Tehama Round Valley-Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta, T23N R9W Sec 17/18; rocky roadcut in open yellow pine-red fir forest. 1676 Comment
  UC903283  Koeleria phleoides Ethel Crum 1932-5-9 1446 Tehama se Red Bluff; se of Red Bluff 91 Comment
  CAS-BOT-BC340324  Kyhosia bolanderi John Thomas Howell 1960-8-20 36230 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC115526  Kyhosia bolanderi Lowell Ahart; John Dittes 2015-8-5 20453 Tehama Bog, 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. Comment
  JEPS124048  Kyhosia bolanderi Lowell Ahart, John Dittes 2015-8-5 20453 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-BC341377  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC64692  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1995-5-16 6734 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between borrow pit and Manton Rd. 219 Comment
  CHSC77310  Lagophylla glandulosa Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  CHSC77539  Lagophylla glandulosa Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  CAS-BOT-BC341371  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi. E. of Rosewood (22 mi. W. of Red Bluff), near junction of Cottonwood road 213 Comment
  CAS-BOT-BC341373  Lagophylla glandulosa David D. Keck 1944-7-8 5458 Tehama 8 mi. E. of Payne Creek, on plateau S. of South Fork of Battle Creek 975 Comment
  JEPS7823  Lagophylla glandulosa Rimo Bacigalupi with G. T. Robbins and C. L. Custer 1954-8-14 4807 Tehama 9.7 mi n Red Bluff (along U.S. Highway 99, in n Tehama County) 213 Comment
  RSA268965  Lagophylla glandulosa J. R. Reeder, C. G. Reeder 1975-8-10 6684 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  RSA93137  Lagophylla glandulosa Milo S. Baker, H. K. Wagnon 1953-5-31 12702 Tehama Roadside a mile or so east of Paskenta Comment
  CHSC78807  Lagophylla minor Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  RSA92942  Lagophylla minor Milo S. Baker, H. K. Wagnon 1953-5-31 12695 Tehama Logging road 8.5 miles W of Paskenta. 549 Comment
  JEPS102880  Lagophylla ramosissima Lowell Ahart 2001-6-14 8835 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and W sides of road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC27830  Lasthenia californica Eric J. Miller 1978-4-24 10 Tehama At edge of vernal pools, ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  UCD18756  Lasthenia californica Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 49 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. 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
  JEPS97212  Lasthenia californica subsp. californica Vernon H. Oswald and L. Ahart 1995-4-3 6560 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  CHSC83622  Lasthenia fremontii L. P. Janeway 2002-4-23 7516 Tehama Inner North Coast Ranges. Low rise between Morrison Bryant Road and the flats on the south side of North Fork Stony Creek, 0.2 mi west of the edge of Black Butte Creek. Vernal pool. 149 Comment
  JEPS10059  Lasthenia fremontii R. F. Hoover 1937-5-19 2251 Tehama near Vina Comment
  JEPS105680  Lasthenia fremontii L. P. Janeway 2002-4-23 7516 Tehama Inner North Coast Ranges; low rise between Morrison Bryant Road and the flats on the S side of North Fork Stony Creek, 0.2 mi W of the edge of Black Butte Creek 149 Comment
  CHSC65945  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-23 7426 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Located W of Hog Lake. 262 Comment
  CHSC77312  Lasthenia glaberrima Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 237 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
  CDA16187  Lasthenia platycarpha G. F. Hrusa, J. Hart 1999-4-29 15040 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  CHSC88530  Lathyrus angulatus Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. 259 Comment
  JEPS113165  Lathyrus angulatus Lowell Ahart 2007-5-8 13737 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
  HSC68164  Layia fremontii J. P. Smith, J. O. Sawyer 1973-4-14 6067 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  HSC79321  Layia fremontii John L. Heywood, D. H. Norris 1968-3-31 1851 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC85941  Layia fremontii Susan Carter, Eric May, Sarah McNaull 1987-3-28 92 Tehama 10 mi. E of Red Bluff, Rte. 36, mile marker 51 Comment
  HSC90090  Layia fremontii Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 27 Tehama On Hwy. 36, 4 mi. W of Manton Rd. 274 Comment
  UC894092  Layia platyglossa A. A. Heller 1914-4-29 11331 Tehama 8 mi s of Vina; Pine Creek Comment
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Jul 7 2009
  UC1543714  Ledum glandulosum Harold and Virginia Bailey 1948-8-28 3061 a Tehama Lassen Volcanic National Park, Sulphur Works Sulphur Works; Lassen Volcanic National Park, Sulphur Works 2133 Comment
  SEINET10871462  Ledum glandulosum F. Marion Ownbey, Ruth P. Ownbey 1938-7-16 Ownbey 1745 Tehama Marshy woods near Dry Lake, 7 miles north of Mineral on Viola Road. Comment
  UC1101285  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-7-22 1079 Tehama sw of Chester (Highway 32 just s of Highway 36, Deer Creek); Deer Creek Comment
  JEPS122126  Leontodon saxatilis subsp. longirostris Lowell Ahart, John Dittes 2014-5-16 19471 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
  SEINET11995378  Lepidium latipes Unknown 1983-1 899 Tehama Nature Conservancy Vina Plains Preserve, adjacent to Sheep Camp Ditch where it makes a sharp bend 62 Comment
  CHSC40701  Lepidium nitidum Pauleen Broyles 1982-3-23 342 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  HSC31864  Lepidium nitidum Thomas E. Higley 1974-5-5 98 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  POM346621  Lepidium nitidum Barry Burnell 1972-4-1 433 Tehama Intersection of Jolly Ferry Road. Central Valley drainage area. 107 Comment
  UC1873695  Lepidium nitidum var. nitidum Barbara Ertter with James R. Shevock 1993-4-30 11583 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. 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
  CHSC65916  Lepidium strictum Vernon H. Oswald; Lowell Ahart 1996-4-15 7386 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the dirt road at the W boundary just S of Gyle Rd. 103 Comment
  CHSC77324  Lepidium strictum L. P. Janeway; B. Castro 1999-5-6 6419 Tehama Vicinity of Thomes Creek and Williams Butte. In center of driveway. 283 Comment
  CHSC41095  Leptochloa fusca subsp. fascicularis Pauleen Broyles 1982-5-10 559 Tehama 400 m to nw of barn, e of Hwy. 99. 60 Comment
  SEINET10496776  Leptodactylon pungens subsp. pulchriflorum Mary Susan Taylor 1977-8-17 Taylor 1477 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  CHSC31346  Leptosiphon androsaceus Thomas Chastain 1980-4-7 8 Tehama 3.5 km se of Round Mountain and 8.7 km wnw of Paskenta. 793 Comment
  CHSC70897  Leptosiphon bolanderi Vernon Oswald; Lowell Ahart 1998-4-27 8971 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. Near a streamlet. 597 Comment
  CHSC66052  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7529 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a slope above Paynes Creek at this location. 152 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
  HSC73399  Leptosiphon ciliatus L. Sieburth, B. Potter, Susan Ahrens 33 Tehama 671 Comment
  CHSC88943  Leptosiphon filipes A. Peterson 2003-4-19 55 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  HSC39135  Leptosiphon nuttallii subsp. howellii Gary S. Lester 1974-6-30 338 Tehama Slopes of Tedoc Mtn. along Tedoc Gap Rd. 1524 Comment
  HSC70011  Leptosiphon nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1978-7-21 4441 Tehama Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc Comment
  UCD118977  Leptosiphon nuttallii subsp. howellii Thomas W. Nelson; Jane P. Nelson 1983-7-1 7438 Tehama along Forest Service Road 27N12, 0.3 mile from junction with road 27N13. 1676 Comment
  UC1299646  Lesquerella occidentalis subsp. occidentalis Freed W. Hoffman 1950-7-4 3669 Tehama saddle between N. Yolla Bolly and Black Rock (w. Tehama Co.); w. Tehama Co. 2133 Comment
  JEPS20643  Lessingia leptoclada unknown 1917-8-7 Tehama Red Bluff Comment
  CHSC40576  Lessingia nana Pauleen Broyles 1982-7-14 925 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  CAS-BOT-BC341906  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 miles w. of Mineral 1219 Comment
  CHSC102238  Lessingia nemaclada L. P. Janeway 2009-4-21 9806 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  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
  JEPS22702  Lessingia nemaclada Francia Chisaki and Gene B. Newcomb 1958-6-20 1144 Tehama near entrance of cut-off to Inskip Look-out (the cut-off on road leading northward out of Paynes Creek to Inskip Power House, Lassen National Forest); Lassen National Forest Comment
  RSA181936  Lessingia nemaclada Willard Spence 1960-9-7 622 Tehama 0.7 miles north of Paynes Creek on South Lanes Valley Road. Paynes Creek is northeast of Red Bluff 564 Comment
  UC87986  Lessingia virgata T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UCD80086  Lessingia virgata CNPS SN Foothill Team 2005-6-29 SNNR 0374 c Tehama USFS Lassen National Forest, west of Steep Hollow. 1023 Comment
  UCD113877  Leucanthemum vulgare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6870 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  RSA63345  Lewisia triphylla Milo S. Baker 1949-7-11 12138 Tehama E and below lookout on Anthony Peak, Mendocino or Tehama County. 2104 Comment
  SJSU513  Lilium washingtonianum G. Witherspoon 1940-6-29 2161 Tehama by Highway 36, 1 mi W of Mineral 1371 Comment
  OBI78271  Limnanthes alba Robert F. Hoover 1937-5-19 2294 Tehama Coyote Crk bridge, S of Red Bluff Comment
  UC1594618  Limnanthes alba subsp. versicolor Vernon H. Oswald and Lowell Ahart 1992-4-21 4923 Tehama Forest Rd 28N23 (Oak Creek Rd) between Hogback Rd Plum Creek Road (0.1 mi s of Oak Creek, ca 5 air mi se of Paynes Creek) 762 Comment
  CHSC2829  Limnanthes douglasii subsp. rosea David Prall 1965-3-28 Tehama At edge of vernal pond 10 yds. east from Meridian Rd. 8 miles N.E. of HW. 99E. 60 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
  JEPS19614  Limnanthes douglasii subsp. rosea W. L. Jepson 1899-4-27 13549 Tehama Wimmeshaw; a tributary of Cottonwood River Comment
  CHSC53967  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd, 2.8 mi north of Colyear Springs Rd, north of Paskenta. 292 Comment
  CHSC57818  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1992-4-21 4904 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi (odometer) E of Hwy. 99, ca. 10 mi (air) E of Red Bluff. 289 Comment
  CHSC96246  Limnanthes floccosa subsp. floccosa Jenny Marr 2006-7-1 223 Tehama Located in the north valley, north of Chico, on the Howard Wurlitzer Ranch. Access was from Meridian Road then right onto Barber Road. Collection site was due north of Bell Ranch and north of Pine Creek. 121 Comment
  UCD80439  Limnanthes floccosa subsp. floccosa CNPS SN Foothill Team 2006-4-4 SNFN 0440 d Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  CHSC79770  Limnanthes striata L. Snyder; B. Redfern, A. de Knijf 1999-4-17 44 Tehama Hwy 36 bu Tedoc Gap Road. 540 Comment
  JEPS47349  Limnanthes striata L. R. Heckard and Robert Ornduff 1966-4-29 1508 Tehama about 6 mi by road se Platina (on road to Red Bluff) 701 Comment
  CHSC64728  Limosella aquatica Vernon H. Oswald; Lowell Ahart 1995-5-9 6709 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 Buff. Common in shallow water in the Old Hwy. Pool. 219 Comment
  JEPS86526  Linanthus bolanderi Roy E. Buck and Glenn L. Clifton 1990-3-29 1478 Tehama ca 2.5 air km nw North Tuscan Butte summit (14 air km ne of Red Bluff, ca 50 m sw of gravel road, just se of gas pipeline) 289 Comment
  UC54530  Linanthus ciliatus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4369 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC496330  Linanthus filipes Doris Kildale Gillespie 1930-5-9 9264 Tehama 5 mi e Red Bluff (on Susanville Road) Comment
  JEPS103597  Linaria canadensis Lowell Ahart 2002-4-27 9553 Tehama 10 yds NW of the cattle guard, NW of where road is wide enough to park, W side of dirt road that leads to tower, E of Road M2, 8 mi W of Paskenta 609 Comment
  UCD123908  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama opposite the west end of the school yard, Scenic Ave., Mineral. Comment
  CHSC105936  Linum bienne Lowell Ahart; John Dittes 2010-7-17 16875 Tehama Near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  JEPS94366  Lithophragma campanulatum Vernon H. Oswald and Lowell Ahart 1997-5-14 8431 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
  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
  JEPS95953  Lithophragma parviflorum var. parviflorum Vernon H. Oswald and L. Ahart 1999-4-21 9715 Tehama McClure Place on the High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NE1/4 Sect. 23, 2000 ft, blue oak woodland 609 Comment
  UC1278100  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 mi s Paynes Creek Comment
  UC552814  Lithospermum californicum Rimo Bacigalupi and Charles Kraebel 1934-5-30 Tehama just s Yollo Bolly Primitive Area; sw Tehema County, Government Flat, Paskenta-Covelo Road 1828 Comment
  CHSC41054  Lolium multiflorum Pauleen Broyles 1982-4-8 378 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC66128  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1996-4-29 7475 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bank of the intermittent stream near the W boundary. 103 Comment
  UCD66636  Lolium temulentum A. A. Beetle 1942-5-18 3306 Tehama Near Paynes Creek, Gleason Experimental Plots. Comment
  CHSC91011  Lomatium David Isle 1995-5-2 1045 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail extension (SE of Mud Flat Cpgd., between Mud Flat Rd 23N35 and Log Springs Rd). 609 Comment
  CHSC78581  Lomatium californicum J. Marr; N. Wight 1998-6-9 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Ck and Sunflower Gulch. 304 Comment
  CHSC65714  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1996-4-3 7286 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  UCR236874  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  RSA97544  Lomatium dasycarpum subsp. tomentosum L. S. Rose 1954-4-25 54035 Tehama 1.5 miles N of Red Bluff, flood bed of Dibble Creek. 95 Comment
  JEPS96075  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1996-5-20 7595 .1 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, slopes above Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  JEPS81066  Lomatium marginatum var. purpureum Thomas W. Nelson and Jane P. Nelson 1979-3-11 4561 Tehama 7 mi W of Corning (along county road A9 (Corning to Paskenta)) Comment
  SEINET13944635 Image available Lomatium tomentosum Lewis S. Rose 1954-1 54035 Tehama 1.5 mi N of Red Bluff, flood bed of Dibble Creek, alt. ca. 310 ft 94 Comment
  CHSC42633  Lomatium utriculatum Vernon Oswald 1984-4-11 1144 Tehama Round Valley Rd. (also M4 or 23N02) 5.2 mi w of Newville Rd. (2.5 mi w of Mendocino National Forest boundary). 426 Comment
  JEPS113130  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
  CHSC115579  Lonicera conjugialis Lowell Ahart; John Dittes 2015-8-6 20493 Tehama On the north side of the small stream and south of the pond, south 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. 1498 Comment
  SEINET741789  Lotus M. F. Wojciechowski, K. P. Steele 2000-7-1 954 Tehama South of Lassen Volcanic National Park area, roadside (south side) of CA highway 36 just northwest (<1 mi) from junction with Wilson Lake Road 1585 Comment
  CHSC66194  Lotus corniculatus Vernon H. Oswald 1996-6-3 7693 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  JEPS102318  Lotus humistratus Lowell Ahart 2001-6-8 8772 Tehama 9 mi W of Paskenta (S side of road M2) 792 Comment
  RSA90634  Lotus humistratus Milo S. Baker 1953-5-9 12600 Tehama West of Paskenta on roadbank of logging road in Foothills. Comment
  UC1299185  Lotus oblongifolius var. oblongifolius Freed W. Hoffman 1949-7-19 3027 Tehama Regan Meadow, w Tehama County North Coast Ranges 1264 Comment
  CDA27303  Lotus purshianus var. purshianus L. Ahart, J. Dittes 2003-9-17 10579 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 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
  UC725817  Lotus purshianus var. purshianus A. A. Heller 1937-7-10 Tehama Deer Creek Highway Comment
  HSC95526  Lotus unifoliolatus var. unifoliolatus L. Ahart, John Dittes 2003-9-17 10579 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  HSC74965  Lotus unifoliolatus var. unifoliolatus J. P. Smith, Thomas W. Nelson 1979-6-24 10184 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  JEPS97391  Lotus wrangelianus Vernon H. Oswald and L. Ahart 1995-4-17 6664 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC80548  Lupinus albifrons var. collinus Vernon H. Oswald; Lowell Ahart 2001-5-7 10008 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  RSA90607  Lupinus albifrons var. collinus Milo S. Baker, H. K. Wagnon 1953-6-21 12783 Tehama Logging road west of Paskenta. 1372 Comment
  SEINET10484547  Lupinus albifrons var. flumineus Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-7 Conrad 7068 Tehama Bald ridge of grass and rock, 0.5 mile n of mendocino pass on road to anthony Peak 1524 Comment
  CHSC64529  Lupinus bicolor Vernon H. Oswald; Lowell Ahart 1995-4-3 6583 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  CHSC88829  Lupinus bicolor Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  JEPS65369  Lupinus bicolor Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  HSC35422  Lupinus bicolor Robert M. Specht 1975-5-4 174 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  CHSC102324  Lupinus bicolor var. tridentatus L. P. Janeway 2009-4-4 9720 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CDA27426  Lupinus concinnus L. Ahart, Vernon Oswald 2001-5-7 10009 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  SEINET10485435  Lupinus klamathensis Jeffrey Huber 1971-6-10 Huber 278 Tehama 18 mi. E of red bluff on calif hwy 36; in live oak, pinus ponderosa, and digger Pine. Ne slope (approx. 20 Degrees); rocky slope. 549 Comment
  RSA105456  Lupinus latifolius subsp. latifolius Milo S. Baker 1955-7-25 13064 Tehama Mendocino National Forest, ca. 1 or 2 miles beyond Whitlock Camp along county road. 1524 Comment
  CHSC105864  Lupinus latifolius var. viridifolius J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -023 Tehama 1.75 mi SSW of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451503.011 mN, 507778.364mE. 524 Comment
  SBBG25906  Lupinus latifolius var. viridifolius D. Myrick 1966-8-7 1473 Tehama North Yolla Bolly Mtn 1524 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
  CHSC92709  Lupinus luteolus D. Isle 2000-7-12 1330 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Jct on rd to green sprg and S of jct .3 mi. Jct 23N01A/H-spur of 23N21.4 to Green Springs. More LULU at 5840'. NW1/4 of SW1/4 Sec. 36 = .3 mi up jct to Green Sprgs on E edge of 23N06. 1780 Comment
  CHSC87905  Lupinus microcarpus var. densiflorus Lowell Ahart 2004-6-11 11028 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  CHSC46814  Lupinus microcarpus var. microcarpus R. A. Schlising 1986-4-24 4483 Tehama Vina Plains Preserve, about 15 mi n of Chico, on Hwy 99/ 60 Comment
  CHSC54101  Lupinus microcarpus var. microcarpus Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4606 Tehama Lowrey Rd 1.7 mi south of Colyear Springs Rd, north of Paskenta. 274 Comment
  UCD160069  Lupinus microcarpus var. microcarpus James A. Neilson 1975-4-29 3148 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  RSA276279  Lupinus nanus var. apricus Lyman D. Benson 1929-3-26 1054 Tehama Corning Comment
  SEINET12166453  Lupinus nanus var. apricus Unknown 1983-1 863 Tehama Nature Conservancy Vina Plains Preserve. T24N R1W center Sec 28 66 Comment
  JEPS118707  Lupinus obtusilobus B. Castro, L. P. Janeway 2000-6-11 1292 Tehama High North Coast Ranges. SW-facing slop[e alongside Raglin Ridge Rd, on the top of Raglin Ridge. Raglin Ridge 7.5' quad. Comment
  UC1072712  Lupinus obtusilobus Douglas Barbe 1955-7-16 200 Tehama e ridge leading to South Yolla Bolly summit (west Tehama Co.); South Yolla Bolly, Mt. Linn 2316 Comment
  CHSC65732  Lupinus polycarpus Vernon H. Oswald; Lowell Ahart 1996-4-3 7279 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Common in grassy upland on the N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC67220  Lupinus succulentus James D. Jokerst 1983-4-17 1708 Tehama Barber Lane leading to Wurlitzer Ranch 1.25 mi E of Meridian Rd. 114 Comment
  UCD109631  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama immediately south of very tall telephone communications tower along freeway, 2.5 miles south of Liberal Avenue exit to Corning, U.S. Highway 99W. Comment
  SEINET10490287  Lupinus vallicola subsp. apricus Branham 1975-3-28 BRANHAM 2 Tehama Small population, ca 10 mi n of the jct of orange rd and hall rd, ca 2.3 mi n Of hoag rd. Cultivated wasteland. Soil sandy. 75 Comment
  HSC76496  Lupinus vallicola subsp. vallicola B. J. Cox, D. B. Dunn 1971-6-10 2849 Tehama 25 mi. E of Red Bluff on Hwy. 36 1037 Comment
  JEPS122424  Luzula cascadensis Peter F. Zika 2012-7-14 25983 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains. North Coast Range Highlands (NCoRH) Comment
  CHSC88520  Lythrum californicum Jenny Marr; L. P. Janeway, B. Castro, Caroline Warren 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek, Long Gulch, and Cooks Ridges. In bed of creek. 335 Comment
  CHSC87148  Lythrum hyssopifolia Jenny Marr; Natalie Wight 1998-7-14 Tehama Vicinity of upper-most North Fork Stony Creek and Newville Road (Garland Road). Vernal pools. 213 Comment
  JEPS45972  Lythrum hyssopifolia J. W. Blankinship 1910-6-30 Tehama Corning Comment
  UC1606298  Lythrum hyssopifolia Barbara Ertter, Brad Olson 1991-7-5 10310 Tehama 15 air mi wnw of Red Bluff (at confluence of Big and Little Crane Creeks [=Stiver's Ranch], Long Gulch, in se corner of Metzger Ranch); Long Gulch, Metzger Ranch 213 Comment
  CHSC48175  Madia citrigracilis Vernon Oswald 1984-7-16 1584 Tehama N side of Hwy 36, 0.4 mi s-e of Wilson Lake Rd. Meadow. 1475 Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  CHSC68933  Madia elegans subsp. elegans Vernon Oswald; Lowell Ahart 1997-7-7 8677 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  CHSC77738  Madia exigua B. Castro; L. Janeway 1999-5-18 937 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch, in old roadbed near Red Bank Creek. 298 Comment
  CHSC78811  Madia exigua Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  RSA755377  Madia glomerata L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16308 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
  CHSC64951  Madia gracilis Vernon H. Oswald; Lowell Ahart 1995-7-12 7061 Tehama High North Coast Ranges. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina. Roadside. 1203 Comment
  CHSC89494  Madia gracilis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-5-19 2667 Tehama Sacramento Valley. On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. Lat:40deg. 15'N Long: 122 deg. 28' W 243 Comment
  CHSC94504  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East 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
  RSA789721  Madia gracilis J. R. Shevock, David W. Isle 1985-6-22 11269 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  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
  SEINET5339031  Mahonia californica Unknown 1956-4-27 s.n. Tehama 25 miles east of Red Bluff on Calif. highway 36. 610 Comment
  JEPS3723  Malacothrix clevelandii Milo S. Baker 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta Comment
  RSA93400  Malacothrix clevelandii Milo S. Baker, H. K. Wagnon 1953-5-10 12644 Tehama Logging road 5 to 7 miles west of Paskenta, largely in burns Comment
  RSA91146  Malacothrix floccifera Milo S. Baker 1953-5-10 12648 Tehama Logging road 8 miles west of Paskenta Comment
  UC1080384  Malacothrix floccifera E. K. Balls 1957-5-24 22534 Tehama 3.5 mi w jct. orads to Elk Creek and Govt. Flat 304 Comment
  CHSC64526  Marah fabacea var. agrestis Vernon H. Oswald; Lowell Ahart 1995-4-3 6601 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. 225 Comment
  CHSC67214  Marah fabacea var. agrestis James D. Jokerst 1981-2-23 1244 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  CAS-BOT-BC71134  Marsilea Doris Kildale Gillespie 1930-5-9 9267 Tehama 10 miles east of Red Bluff on Susanville road Comment
  CHSC116172  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. 74 Comment
  CHSC66103  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-4-29 7500 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. On the northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve (Collected ca. 0.3 mi E of the W boundary). 102 Comment
  JEPS88058  Marsilea vestita subsp. vestita Vernon H. Oswald and Lowell Ahart 1996-4-29 7500 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, 0.3 mi e of w boundary); Thomes Creek Ecological Reserve, nw Sacramento Valley 102 Comment
  JEPS103580  Medicago praecox Lowell Ahart 2002-4-27 9566 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
  UCD80569  Melica aristata CNPS SN Foothill Team 2005-6-30 SNNR 0449 a Tehama USFS Lassen National Forest, south of the Lassen Trail. 1068 Comment
  UCD86426  Melica californica A. A. Beetle 1942-5-19 3300 Tehama 10 miles W of Red Bluff. Comment
  UCSB63855  Melica californica Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW(1/4) NE(1/4) Sect. 8; Cascade Range Foothills; Hog Lake Plateau 188 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
  CHSC102311  Melica californica var. californica L. P. Janeway; B. Castro 2009-4-25 9754 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC61450  Melica fugax Vernon H. Oswald; Lowell Ahart 1993-8-18 5848 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2133 Comment
  UCD87280  Melica fugax August L. Hormay 1928-6-5 s.n. Tehama Ranger station, Mineral. Comment
  JEPS95076  Melica geyeri Vernon Oswald and Lowell Ahart 1997-6-10 8554 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat Campgrounds Covelo; between Paskenta and Covelo on M2 1737 Comment
  UCD80567  Melica harfordii CNPS SN Foothill Team 2005-6-29 SNNR 0437 b Tehama USFS Lassen National Forest. 969 Comment
  UCD87381  Melica harfordii Beecher Crampton 1954-6-16 1995 Tehama Crane Mills logging road, 3 miles south of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1676 Comment
  RSA66675  Melica stricta P. A. Munz 1951-7-26 16937 Tehama East slope of South Yolla Bolly Peak. 2317 Comment
  CDA7115  Melilotus albus L. Ahart 2004-6-11 11024 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC59182  Melilotus indicus Vernon H. Oswald 1992-9-29 5223 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CHSC65108  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-31 7160 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  CHSC60365  Mentzelia dispersa Mary Ann Showers 1992-6-26 2584 Tehama Lassen Volcanic National Park. Rocky talus slopes and ecotone to mixed conifer forest, canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC85308  Mentzelia dispersa John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 797 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; north edge of Square Lake. 2135 Comment
  HSC39190  Mentzelia dispersa Gary S. Lester, Judith G. Dickson 1973-6-30 39 Tehama Yolla Bolly Wilderness Area, N Yolly Bolly Lake. 1982 Comment
  CHSC65678  Micranthes californica Vernon H. Oswald; Lowell Ahart 1996-3-18 7230 Tehama Hog lake Plateau. Cascade Range Foothills. BLM parcel. Edge of the Jeep Trail under the power transmission lines ca. 0.1 mi N of Sevenmile Creek, near the S boundary of the parcel. 152 Comment
  CAS-BOT-BC429096  Micranthes odontoloma John Thomas Howell 1960-8-19 36128 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  SEINET3402319  Micropus californicus R. W. Spellenberg, N. Zucker 2011-4-20 14283 Tehama Along CA Hwy. 99 ca. 26 air km NW of Chico, edge of Vina Plains Reserve, 100 m S of Rowles Rd. 65 Comment
  CHSC28782  Micropus californicus var. californicus J. D. Jokerst 1979-4-1 190 Tehama Vina Plains. N. bank of Zimmershed Cr. Comment
  CHSC78613  Micropus californicus var. californicus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC86044  Micropus californicus var. californicus Jenny Marr; J. Cunningham, J. Lacey-Rickert, C. Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 243 Comment
  CAS-BOT-BC348432  Micropus californicus var. californicus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53457 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  SEINET11807873  Micropus californicus var. californicus Unknown 1983-1 885 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  UCD134483  Micropus californicus var. californicus Joseph M. DiTomaso 1976-3-28 379 Tehama 1.5 miles north of Butte County line on Highway 99. Comment
  CHSC40579  Microseris acuminata Pauleen Broyles 1982-4-23 453 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS36143  Microseris acuminata W. L. Jepson Apr 25 1899-Apr 30 1899 Tehama Red Bluff to Stiver's Ranch Comment
  JEPS35675  Microseris douglasii subsp. douglasii W. L. Jepson 1932-5-9 16321 Tehama Paskenta Paskenta (sw Tehama County) 304 Comment
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Jul 1 2009
  JEPS4203  Mimulus Milo S. Baker and H. K. Wagnon 1953-7-11 12814 Tehama logging road w Paskenta (near 10 mi post) 762 Comment
  HSC70015  Mimulus bicolor Thomas W. Nelson, Jane P. Nelson 1978-7-21 4437 Tehama Along Tedoc Rd., 5 mi. from Jct. with Hwy. 36 Comment
  JEPS110133  Mimulus breweri Lowell Ahart 2006-7-19 13035 Tehama West edge of an open flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC1019903  Mimulus breweri Milo S. Baker and H. K. Wagnon 1954-7-11 13023 Tehama 6.1 mi above Whitlock Camp (e of county rd.) 1828 Comment
  RSA93022  Mimulus breweri Milo S. Baker, H. K. Wagnon 1954-7-10 12965 Tehama Near county Rd 6.1 mi above Whittlock 1829 Comment
  RSA31630  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama Along Deer Creek between the first westerly crossing on the Deer Creek Road and Deer Creek Meadows. Comment
  JEPS119869  Mimulus floribundus Lowell Ahart 2012-6-2 18147 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  UCD96127  Mimulus glaucescens Dena Grossenbacher; Brian Green 2008-5-6 818 Tehama Cone Grove Park on banks of Antelope Creek just north of the park. 86 Comment
  JEPS3554  Mimulus guttatus Milo S. Baker and H. K. Wagnon 1953-4-26 12549 Tehama w Paskenta (at 5 mi post) 243 Comment
  RSA714828  Mimulus guttatus Daisie Huang 2006-4-15 6041546 Tehama Roadside of Hwy 36. 267 Comment
  SBBG15313  Mimulus guttatus H. and M. Dearing 1938-6-22 2074 Tehama Deer Crk Marsh 1219 Comment
  RSA50071  Mimulus guttatus G. R. Campbell 1948-6-17 655 Tehama 2 miles south of Vina. Comment
  RSA519043  Mimulus guttatus Barbara J. Ertter 1989-5-3 8238 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side of Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  SEINET12334066  Mimulus guttatus Unknown 1976-1 1 Tehama Birch Creek, ca 0.5 mi S of Corning Rd, 2.5 mi W of Corning 82 Comment
  SEINET8340794  Mimulus guttatus Unknown 2003-8-23 10535 Tehama both sides of trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. Comment
  CDA41706  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  RSA755547  Mimulus layneae Barbara J. Ertter, Brad Olson 1991-7-5 10337 Tehama Raglin Ridge Road 4.4 miles from North Fork Elder Cr crossing, ca 25 air miles southwest of Red Bluff 1067 Comment
  RSA93036  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-30 12676 Tehama About 5 mi W of Paskenta but 5 east of logging road. Comment
  UC1950174  Mimulus layneae Barbara Ertter with Brad Olson 1991-7-5 10337 Tehama Raglin Ridge Rd 4.4 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff Comment
  CHSC95216  Mimulus moschatus R. D. Fischer 2005-6-26 832 Tehama Chico Meadows. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 36 in upper Deer Creek Meadows. Plants growing adjacent Gurnsey Creek. UTM: 10633472E, 4459423N. 1402 Comment
  UCD122829  Mimulus moschatus J. M. Tucker 1959-7-19 3565 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  RSA40174  Mimulus nanus var. nanus J. T. Howell 1943-8-8 19191 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  UC1563708  Mimulus nasutus Barbara Ertter 1989-5-3 8438 Tehama ca. 20 air mi sw Chester (Deer Creek Rd. (Rt. 32) at milepost 12.00, e side of creek); Deer Creek 975 Comment
  HSC93493  Mimulus pilosus G. Fred Hrusa 1996-8-17 13504 Tehama Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, adjacent to Hwy. 5 200 Comment
  JEPS8148  Mimulus torreyi Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  JEPS8151  Mimulus torreyi Jos. Grinnell 1928-6-24 Tehama Mineral Lassen Peak region 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
  RSA25706  Mimulus torreyi Carl B. Wolf 1941-7-23 11056 Tehama Northern Sierra Nevada on Chico-Lake Almanor Rd (Calif. Highway #32), 4.5 mi. N of (above) Lomo. 1220 Comment
  RSA704010  Mimulus tricolor Daphne K. Christopher, M. Bibbo, Hannah Stevens 2003-4-20 215 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC88853  Minuartia californica A. Peterson 2003-4-17 41 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  CDA24059  Minuartia douglasii L. 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. Comment
  CHSC102235  Minuartia douglasii L. P. Janeway; B. Castro 2009-4-25 9752 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
  CHSC64965  Minuartia douglasii Vernon H. Oswald; Lowell Ahart 1995-7-12 7032 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
  CHSC79104  Minuartia douglasii B. Castro; L. P. Janeway 2000-4-5 1053 Tehama Vicinity of Orland; on gravel bar at N edge of Rice Creek. 106 Comment
  UC1553591  Minuartia douglasii E. Dean 1988-6-13 33 Tehama slope above road 28N36 1.7 mi w jct with forest rd 45 (w of Tedoc Gap); Yolla Bolla Ranger District 1300 Comment
  CHSC90429  Minuartia nuttallii subsp. gregaria Niall McCarten 1986-6-16 5448 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29, 0.5 mi. due so. of Browns Camp, 1 mi. east of Ides Cove Trailhead. Comment
  UC1051686  Minuartia nuttallii subsp. gregaria Helen K. Sharsmith 1953-6-24 4353 Tehama near summit of Ovenlid; Inner North Coast Ranges, Mendocino National Forest 1920 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
  CAS-BOT-BC181149  Minuartia rosei Thomas W. Nelson; J. P. Smith 1978-7-22 10031 Tehama Tedoc Mtn., Shasta-Trinity National Forest 1613 Comment
  CAS-BOT-BC181151  Minuartia rosei Thomas W. Nelson; J. P. Smith 1978-7-22 10031 Tehama Tedoc Mtn., Shasta-Trinity National Forest 1613 Comment
  HSC33093  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama NW side of Tedoc Mt. along new rd. around W of mtn. 1280 Comment
  UC1299262  Minuartia rosei Freed W. Hoffman 1946-7-19 3034 Tehama 1 mi w Regan Meadow Camp; North Coast Ranges Comment
  CHSC68964  Mitella caulescens Vernon Oswald; Lowell Ahart 1997-7-7 8715 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  HSC95730  Mitella trifida Vernon H. Oswald, L. Ahart 1997-7-7 8716 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
  JEPS94985 Image available Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  CHSC40492  Mollugo verticillata Pauleen Broyles 1982-6-10 714 Tehama The Nature Conservancy Vina Plains Preserve. N edge of large vernal pool. 60 Comment
  JEPS124399  Mollugo verticillata Lowell Ahart, John Dittes 2015-6-22 20252 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
  CAS-BOT-BC435057  Mollugo verticillata Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  SJSU11394  Monardella breweri subsp. glandulifera R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral 914 Comment
  SEINET2065879 Image available Monardella lanceolata Marc Mittleman 1980-8-1 Tehama Along Deer Creek banks and slo0pes Rte 32, 3.9 miles SW of junction with Rte 36. Comment
  HSC82159  Monardella odoratissima Thomas W. Nelson, Jane P. Nelson 1979-6-25 4925 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  UC1001342  Monardella odoratissima subsp. pallida Louise Kellogg 1952-7-18 89 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. North Coast Ranges, Mendocino National Forest 2133 Comment
  UC725825  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near Sulphur Works entrance; Lassen Volcanic National Park Comment
  UCD19414  Monardella odoratissima subsp. parvifolia Gerald Dickinson 1964-7-24 233 Tehama Atop Anthony Peak. 2122 Comment
  JEPS76666  Monardella purpurea L. R. Heckard 1972-7-17 2958 Tehama Northwest side of Tedoc Mt. along new road around west of mountain. 1280 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
  CDA40778  Monardella villosa subsp. villosa L. Ahart 2001-6-8 8776 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS35221  Monolopia major Blankinship 1911-4-7 Tehama Corning Comment
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Feb 9 2019
  UC1023445  Montia chamissoi Milo S. Baker and H. K. Wagnon 1953-7-12 12879 Tehama 6.1 mi beyond Whitlock Camp (along County Road) 1828 Comment
  JEPS88479  Montia fontana Vernon H. Oswald and Lowell Ahart 1996-3-6 7225 Tehama BLM parcel. Cascade Range Foothills, Blue Oak Woodland. 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. Comment
  CHSC57825  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1992-4-21 4907 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.7 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. 316 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
  CHSC80681  Montia parvifolia Vernon H. Oswald; Lowell Ahart 2001-5-7 10027 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  UC1949278  Muhlenbergia filiformis Barbara Ertter with Brad Olson 1991-7-6 10415 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
  UCD86621  Muhlenbergia filiformis Freed W. Hoffman 1947-6-23 1681 A Tehama Government Flat. North Coast Ranges. 796 Comment
  CAS-BOT-BC260517  Muhlenbergia filiformis John Thomas Howell 1960-8-18 36042 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  OBI22032  Muhlenbergia rigens J. M. Crawford 1956-9-15 1 Tehama Soil Vegetation Survey Project. Calif Forest and Range Experiment Station. T26N R6W sec 18 in Grizzley Crk, Quad 31 D-4 305 Comment
  CHSC113352  Myosurus minimus Lowell Ahart 2014-5-8 19452 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. 148 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
  CHSC77976  Nassella cernua B. Castro; L. P. Janeway 1999-5-11 929 Tehama About 24 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 298 Comment
  RSA93463  Nassella cernua Keith Wagnon 1953-5-9 12594 Tehama Logging road west of Paskenta in foothills at 6 mi post above the road Comment
  CHSC80310  Nassella pulchra B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1185 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek. 335 Comment
  UCSB63933  Nasturtium officinale Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R3W NW1/4 Sw1/4 Sect.13; Cascade Range Foothills; along Payness Creek at this location 124 Comment
  SBBG25918  Navarretia capillaris D. Myrick 1966-8-6 1463 Tehama South Yolla Bolly Mtn 2133 Comment
  UC980576  Navarretia divaricata Milo S. Baker and H. K. Wagnon 1953-7-11 12830 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  JEPS101663  Navarretia divaricata subsp. vividior Dean W. Taylor 1997-5-30 16013 Tehama along Ponderosa Way at crossing of Soap Creek; on south facing slopes of canyon 746 Comment
  RSA91926  Navarretia heterandra Beecher Crampton 1953-4-29 1171 Tehama About 5 miles south of Dales Comment
  UCD36237  Navarretia intertexta Beecher Crampton 1953-4-29 1170 Tehama Tehama County, 4 miles south of Dales, along Route 36. 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
  CHSC84302  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2003-6-11 10250 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
  JEPS100547  Navarretia intertexta subsp. intertexta Dean W. Taylor 1992-5-26 12651 Tehama ca. 1.5 air mile N of Dales Lake; Inks Creek; Inks Creek, ca. 1.5 air mile N of Dales Lake, on shore of large stock pond in unnamed south fork Inks Creek 186 Comment
  CHSC80048  Navarretia jepsonii L. P. Janeway 2000-6-6 6783 Tehama Vicinity of Thomes Creek and Bowers Creek. 329 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
  HSC96840  Navarretia jepsonii L. Ahart 2004-6-11 11021 Tehama E of Dead Rabbit Lake along trail, 50 yds. W of Nomalaki Trail, 1.5 mi. NW of Bowers Creek, 2.25 mi. NW of FS Rd. 23N69, 8 mi. SW of Paskenta 550 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
  CHSC44220  Navarretia leptalea Vernon Oswald 1988-6-27 3532 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. On the edge of a meadow. 2133 Comment
  CHSC9727  Navarretia leptalea Nancy Mosman 1971-7-17 96 Tehama Located 10 ft s of Hwy 32 in roadside meadow ca. 18.6 mi s of Chester. 1066 Comment
  HSC75047  Navarretia leptalea J. P. Smith, Thomas W. Nelson 1978-7-22 10044 Tehama Shasta-Trinity National Forest, Tedoc Gap 1372 Comment
  UC972124  Navarretia leucocephala R. F. Hoover 1942-5-20 5880 Tehama 6 mi s Corning Comment
  UCD39791  Navarretia leucocephala (C. R?) Bell 1950-5-1 720 Tehama 8 miles N.E. of Flournoy, S.W. Tehama County in Sacramento Valley. Comment
  UC1950115  Navarretia leucocephala subsp. bakeri Barbara Ertter with Brad Olson 1993-5-15 11825 Tehama BLM land; south of road; Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff Comment
  JEPS105973  Navarretia mellita Lowell Ahart 2004-6-11 11045 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
  CHSC41027  Navarretia nigelliformis Pauleen Broyles 1982-6-10 721 Tehama The Nature Conservancy Vina Plains Preserve. Ca 30 m south of large vernal pool in central pasture. 66 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
  RSA765679  Navarretia pubescens Barbara Ertter, Brad Olson 1991-7-5 10292 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff. 213 Comment
  CAS-BOT-BC232752  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-25 16878 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 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
  CHSC66034  Navarretia tagetina Vernon H. Oswald 1996-5-13 7560 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the N bank of the creek just E of the W boundary of the reserve. 103 Comment
  HSC1778  Navarretia tagetina Larry Berti 1969-5-9 82 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UC1076052  Navarretia tagetina Herbert L. Mason 1947-5-18 14786 Tehama 1 mi w Corning Comment
  UC1606316  Navarretia tagetina Barbara Ertter with James R. Shevock 1993-4-30 11621 Tehama ca 6 mi nne Interstate Hwy. 5 (Jelly Ferry Road, n of Red Bluff) 121 Comment
  UC1076024  Navarretia tagetina Herbert L. Mason 1947-5-18 14790 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  UC2012940  Navarretia tagetina Barbara Ertter with Brad Olson 1993-5-15 11787 Tehama Jellys Ferry Road ca 6 miles NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC80053  Navarretia viscidula L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6781 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  SBBG117218  Navarretia viscidula B. Crampton 1954-6-15 1958 Tehama 1 mi E of Paskenta, ridge above Thomes Crk Comment
  SEINET197050  Navarretia viscidula L. Constance, R. Bacigalupi 1951-6-12 3381 Tehama Stream was 8 mile northwest of Red Bluff 91 Comment
  UCD48716  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama Dry clay flat, 1 mile south of Cottonwood in Tehama Co. 137 Comment
  POM299006  Nemacladus capillaris Alice Eastwood, John Thomas Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  UC1023464  Nemacladus montanus Milo S. Baker 1953-6-20 12744 Tehama w of Paskenta (near 8-9 mi post, logging, w Tehama County) Comment
  CHSC116678  Nemophila heterophylla Lowell Ahart; John Dittes 2016-4-29 20821 Tehama On both sides 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. 935 Comment
  CHSC86565  Nemophila heterophylla Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  RSA755318  Nemophila heterophylla L. P. Janeway 2009-3-28 9687 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. 468 Comment
  UC726898  Nemophila heterophylla A. A. Heller 1927-4-23 14347 Tehama Fern Bank Comment
  JEPS1918  Nemophila menziesii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  CHSC65741  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1996-4-3 7287 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Growing in gravel on the edge of the intermittent stream ca. 0. 2 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC67230  Nemophila pedunculata James D. Jokerst 1984-3-17 1939 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  CHSC80389  Nemophila pedunculata Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Heidi West 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 265 Comment
  JEPS1939  Nemophila pedunculata Joseph Grinnell 1927-5-16 Tehama Battle Creek Meadows 1219 Comment
  HSC86966  Nemophila pedunculata Terry Hines, Ellen Purcell, N. Williams 1988-3-26 28 Tehama 4 mi. E of Paynes Creek on Hwy. 36 762 Comment
  CHSC27334  Odontostomum hartwegii T. B. Devine 1977-5-22 393 Tehama Howard Wurlitzer Ranch, 100 yds n of Pine Creek. 121 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
  CHSC101183  Oemleria cerasiformis L. P. Janeway 2009-3-28 9688 Tehama Cascade Range Foothills. Tehama Wildlife Area; around a rustic campsite at the Powerline Road ford of Little Grapevine Creek. Small flat on north side of the creek. 462 Comment
  CHSC65085  Oenanthe sarmentosa Vernon H. Oswald; Lowell Ahart 1995-7-31 7164 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6). 365 Comment
  CDA5215  Oenothera biennis var. muricata Agricultural Commissioner 1959-8-14 Tehama Red Bluff. 0 Comment
  CHSC35165  Orcuttia pilosa R. A. Schlising; J. Jokerst, J. Fuller 1981-10-2 4214 Tehama S part of county at Vina Plains, several mi E of the Sacramento River. Vernal pool. 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
  CHSC52887  Orcuttia pilosa R. D. Stone 1986-7-19 764 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.8 miles NNE of Haille Road and 0.2 miles N of barn. Northern of three large vernal pools. 64 Comment
  CHSC52891  Orcuttia pilosa R. D. Stone 1986-7-24 786 Tehama Central Valley. Vina Plains, 0.3 miles SW of Highway 99 and 1.1 miles SSE of its intersection with Rowles Road. Vernal pool. 62 Comment
  JEPS74753  Orcuttia pilosa F. T. Griggs 1974-6-3 Tehama 1/4 mi e US Hwy 99E (200 m s of Lassen Ave., 16 mi n of Chico) Comment
  JEPS84161  Orcuttia pilosa R. D. Stone 1986-8-24 805 Tehama n pasture 0.5 mi s Lassen Road (1.7 mi ese of its intersection with Hwy 99); Central Valley, TNC Vina Plains Preserve 67 Comment
  SD131796  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road, large vernal pool 60 Comment
  SEINET4080576  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CAS-BOT-BC254346  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
  CHSC45791  Orcuttia tenuis R. D. Stone 1986-7-20 768 Tehama Central Valley. Ca. 10 miles NNE of Red Bluff at Table Mountain Lake. Margins of reservoir. 173 Comment
  HSC89849  Orcuttia tenuis R. D. Stone, Roy E. Buck 1987-8-10 843 Tehama 1.5 mi. NNE of Dales and 0.25 mi. E of Manton Rd., 15 mi. NE of Red Bluff 210 Comment
  JEPS83907  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 844 Tehama 1.1 mi ne Dales (0.3 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 205 Comment
  JEPS84128  Orcuttia tenuis R. D. Stone 1986-8-24 804 Tehama 0.15 mi e eastern TNC Preserve boundary (0.4 mi sw of Lassen Road crossing of Singer Creek); Central Valley, Vina Plains 67 Comment
  JEPS84138  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama 0.6 mi nw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch 201 Comment
  JEPS84149  Orcuttia tenuis R. D. Stone 1986-7-20 768 Tehama ca 10 mi nne Red Bluff; Central Valley, Table Mountain Lake 173 Comment
  OBI77691  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  SBBG115642  Orcuttia tenuis B. Crampton 1958-8-12 5072 Tehama ca. 10.8 mi NE of Red Bluff, ca. 7.8 mi NE of jct of St Hwy 36 with US Hwy 99E, ca. 4 mi SW of Dales, Hog Lake Comment
  SD109521  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1981-5-20 7358 Tehama ca. 6.5 km SW of Dales. Grassy plateau, margin of intermittent lake at a low dam at the east end 239 Comment
  UCD88260  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, northeast of Redbluff. Comment
  SEINET10894253  Orcuttia tenuis Stone 1986-1 Tehama Comment
  SEINET10945786  Orcuttia tenuis B. Crampton 1958-1 Tehama Comment
  UC1945182  Oreostemma alpigenum var. andersonii David Keil with Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Hwy 89. 0.8 mi S of Lassen Volcanic National Park southern boundary. Comment
  CHSC12930  Orobanche fasciculata K. D. Cox 1974-7-7 191 Tehama Tedoc Mt. 1615 Comment
  CHSC32797  Orobanche fasciculata James Jokerst 1980-6-18 890 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  JEPS10810  Orobanche fasciculata Hilda W. Grinnell 1927-5-26 Tehama Between Mineral and Payne Creek. Comment
  UCSB3844  Orobanche fasciculata Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Summit of Mt. Linn (South Yolla Bolly Peak) South Yolla Bolly Mtns. 2468 Comment
  RSA516485  Orthocarpus attenuatus V. Bailey 1938-4-16 s.n. Tehama Paskenta (6 mi. w. of) on Paskenta Covelo Road. 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
  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
  HSC16725  Oxalis latifolia Larry Berti 1968-7-14 Tehama Red Bluff Comment
  CHSC84934  Oxypolis occidentalis Lowell Ahart 2003-10-17 10655 Tehama In a large meadow, on the west side of Willow Creek, about 3/10 mile south of Colby Lookout Road, about 1 mile north of Jonesville, about 4 miles northeast of Butte Meadows. 1524 Comment
  JEPS100719  Oxypolis occidentalis Dean Wm. Taylor with Glenn Clifton 1992-8-22 13207 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest. 1554 Comment
  JEPS94369  Oxypolis occidentalis Vernon Oswald and Lowell Ahart 1997-9-9 8863 Tehama 1.1 mi se of Highway 32 (Forest Road 26N09 at Cascade Creek, nw of Chico Meadows); Cascade Creek, Forest Road 26N09 Comment
  SBBG122963  Ozomelis trifida B. Ertter with B. Olson 1991-7-6 10430 Tehama Cold Spring Crk ca. 0.5 mi SE of Cold Spring Forest Station, 0.4 mi from Ball Rock Rd on rd to Rocky Cabin 1828 Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  CHSC114612  Packera greenei Brad Penkala 1990-6-7 119 Tehama Yolla Bolla Ranger District. Little Red Mountain, along Forest Service Rd. 1300 Comment
  CHSC84297  Panicum acuminatum var. acuminatum Lowell Ahart; John Dittes 2003-6-11 10274 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
  UC1137150  Panicum acuminatum var. acuminatum August L. Hormay 1929-6-18 Tehama Campbellville Comment
  CHSC112745  Panicum capillare Lowell Ahart 2013-9-17 19040 A 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
  RSA739755  Parnassia californica John Dittes, Josephine Guardino, L. Ahart 2003-8-23 791 Tehama High N coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, Groundwater seep wetland on slope SE of Square Lake. 2152 Comment
  CHSC64609  Paronychia ahartii Lowell Ahart; Vernon H. Oswald 1995-4-25 7570 Tehama Between Manton Road and the fence, on the east side of Manton Road, 200 yards 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
  SEINET7073567  Paronychia ahartii A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  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
  CHSC113252  Paspalum dilatatum Lowell Ahart; John Dittes 2014-5-18 19516 Tehama East bank of a large canal, on the south side 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. 99 Comment
  JEPS88169  Paspalum distichum Vernon H. Oswald and Lowell Ahart 1996-7-8 7971 Tehama ne of Red Bluff BLM parcel along Hwy 36, ne margin Hog Lake; Cascade Range Foothills, Hog Lake Plateau, ne margin Hog Lak 265 Comment
  SBBG2718  Pectiantia breweri H. and M. Dearing 1938-6-26 2116 Tehama 17 mi E of Mineral Comment
  CHSC88600  Pectiantia pentandra L. P. Janeway 2001-6-10 7152 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
  CHSC53939  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1991-4-16 4490 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  CHSC75255  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1999-4-21 9707 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Edge of the trail. 655 Comment
  CHSC88522  Pectocarya pusilla Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  RSA757367  Pectocarya pusilla Barbara Ertter 1991-5-18 9848 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
  CHSC65849  Pedicularis densiflora Kristiaan G. Stuart 1995-4-15 12 Tehama Found on Rd. 27N08 6.5 km from Deer Crk. bridge in state game refuge. 1200 Comment
  CHSC80562  Pedicularis densiflora Vernon H. Oswald; Lowell Ahart 2001-5-7 10002 Tehama Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  CAS-BOT-BC69329  Pellaea brachyptera Alice Eastwood; John Thomas Howell 1941-7-9 9795 Tehama Government Flat Comment
  JEPS13521  Pellaea brachyptera Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5337 Tehama 1.2 mi below and s of Ovenlid (butte) (3/4 mi e of and above Somerset's Meadow) 1889 Comment
  CHSC78780  Pellaea mucronata var. mucronata Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  JEPS94587  Penstemon anguineus Vernon H. Oswald and Lowell Ahart 1997-7-7 8710 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, n side of Wilderness, e of Rat Trap Gap) 1524 Comment
  CHSC108077  Penstemon azureus B. Castro; L. P. Janeway 2000-6-11 1282 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, above Pepperwood Spring. 899 Comment
  JEPS76641  Penstemon azureus L. R. Heckard 1972-6-18 2984 Tehama n Mt. Tedoc (along Wells Creek); n of Mt. Tedoc, along Wells Creek 1127 Comment
  JEPS127859  Penstemon azureus subsp. azureus Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 634 Tehama Mendocino National Forest. About half way up to radio tower on Toomes Camp Rd west of Paskenta. 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
  UCD80793  Penstemon azureus var. angustissimus CNPS SN Foothill Team 2005-6-22 SNNR 0418 Tehama USFS, Lassen National Forest, Ishi Wilderness Area. 1140 Comment
  CHSC84290  Penstemon azureus var. azureus Lowell Ahart; John Dittes 2003-6-11 10263 Tehama On the south 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
  UC1034006  Penstemon deustus var. deustus Francis W. Pennell Jul 22 1940-Jul 23 1940 26242 Tehama Route 89 Bluff Falls s Sulphur Works (s of Mount Lassen); , Bluff Falls s of Sulphur Works 1889 Comment
  NY604519  Penstemon laetus var. leptosepalus K. A. Vincent 1987-8-11 4507 Tehama Sierra Nevada, Deer Creek Canyon; along roadside of CA 32; just north of Potato Patch Campground ca. 8.9 miles southwest of jct. CA 36/89, ca. 11.5 air miles southeast of Mineral. 1097.3 Comment
  CHSC63227  Penstemon neotericus Lowell Ahart 1994-7-24 7521 Tehama On sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  CHSC95062  Penstemon neotericus L. P. Janeway 2006-6-25 8709 Tehama High Cascade Range. North slope ridge off the northern tip of Cohasset Ridge, about 1.0 km southeast of Devils Den. 1170 Comment
  NY627257  Penstemon neotericus K. A. Vincent 1987-8-11 4506 Tehama Sierra Nevada, Deer Creek Canyon; along west side of CA 32 and Deer Creek, ca. 4.5 miles northeast of Potato Patch Campground, ca. 6.5 miles southwest of jct. CA 36/89, ca. 10.5 miles southeast of Mineral. 1280.2 Comment
  NY627266  Penstemon neotericus A. L. Moldenke 1975-8-23 30263 Tehama Mount Lassen 1645.9 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
  NY627308  Penstemon newberryi var. newberryi W. W. Eggleston 1911-7-26 7366 Tehama Bastard Gulch, Mill Creek Canyon 1450 Comment
  UC726250  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama along a ditch on State Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows Comment
  UC887191  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama on Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows 1371 Comment
  NY640962  Penstemon purpusii P. A. Munz 1951-7-26 16917 Tehama South slope of South Yolla Bolly Mountains 2316.5 Comment
  RSA121386  Penstemon purpusii G. D. Barbe 1955-7-16 182 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  RSA66624  Penstemon purpusii Philip A. Munz 1951-7-26 16917 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  CHSC55170  Pentagramma triangularis subsp. triangularis L. P. Janeway 1991-4-18 3908 Tehama On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 149 Comment
  JEPS96037  Perideridia kelloggii Vernon H. Oswald and Lowell Ahart 1996-7-8 7957 Tehama BLM parcel along Hwy 36 ne Red Bluff (bed of intermittent stream crossing ne corner of parcel); Cascade Range foothills Hog Lake Plateau 182 Comment
  CHSC42656  Perideridia parishii subsp. latifolia Vernon Oswald 1984-7-16 1598 Tehama E end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC55651  Perideridia parishii subsp. latifolia T. B. Devine; K. R. Stern 1991-4-24 843 Tehama Ca 1 mi N of Jonesville, beside Willow Cr ca 3/4 mi n of jct with rd to Colby Mtn Lookout. 1554 Comment
  CHSC48662  Persicaria amphibia Vernon Oswald 1984-7-16 1594 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CAS-BOT-BC419165  Persicaria maculosa R. E. Frenkel 1964-9-30 910 Tehama On California Hwy. 36, 4.3 miles west of Mineral 1356 Comment
  CHSC3909  Petrorhagia dubia J. Wheeler 1967-4-30 20 Tehama Along creek bank on sw side of intersection of Reeds Creek and Paskenta Road. 85 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
  RSA669477  Petrorhagia dubia R. R. Halse 1977-5-26 1585 Tehama Creek bed by the first rest area N of Red Bluff along Interstate Hwy 5, 9 miles S of the Shasta County Line. 125 Comment
  HSC75117  Phacelia corymbosa J. P. Smith, Thomas W. Nelson 1979-6-23 10158 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  CHSC68585  Phacelia egena Vernon H. Oswald; Lowell Ahart 1997-5-14 8442 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  JEPS2168  Phacelia egena W. L. Jepson 1899-4-26 21056 Tehama Stiver's Ranch Crane Creek (w Tehama Co.) Comment
  UC1001304  Phacelia egena Louise Kellogg 1952-7-12 28 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  CDA40378  Phacelia egena J. T. Howell 1943-8-8 19189 Tehama Northwestern; Inner North Coast Ranges region; Anthony Peak; Tehama/Mendocino County 0 Comment
  RSA152229  Phacelia egena I. L. Wiggins 1925-3-26 1520 Tehama Above the gorge on Mill Creek. Comment
  UC1002524  Phacelia egena Milo S. Baker and H. K. Wagnon 1953-7-11 12839 Tehama along County Rd 3 mi above Whitlock Camp 1524 Comment
  UCD120516  Phacelia hastata subsp. compacta Dean W. Taylor 1976-7-9 6049 Tehama Headwaters of Cub Cr. 1859 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
  CHSC77350  Phacelia imbricata subsp. imbricata L. P. Janeway; B. Castro 1999-5-12 6421 Tehama Vicinity of Rocky Ridge and Newville. Hot, dry, steep, southwest-facing slope. 335 Comment
  UC2031501  Phacelia mutabilis Barbara Ertter with Brad Olson 1991-7-6 10364 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
  UC54518  Phacelia mutabilis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4385 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  HSC95447  Phacelia mutabilis L. Ahart 2001-6-16 8868 Tehama On the E side of the dirt road, near Ike Dye Hill, about 2 mi. W of Hwy. 32, W of Soda Springs Campground, about 3 mi. W of Butte Meadows 1341 Comment
  CHSC89849  Phacelia purpusii L. P. Janeway; B. Castro 2004-5-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  CHSC95199  Phacelia purpusii R. D. Fischer 2004-5-30 836 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 0.25 miles. 883 Comment
  UC54514  Phacelia racemosa H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4324 Tehama Park's Ranch Mount Lassen (s side, Tehama Co. line) 2133 Comment
  JEPS94375  Phacelia tanacetifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8444 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 Mill Creek; Ponderosa Way 920 Comment
  SEINET11689138  Phalaris paradoxa Unknown 1982-1 708 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  JEPS71081  Phlox gracilis W. L. Jepson 1932-5-9 16329 Tehama Paskenta 304 Comment
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  JEPS97462  Phlox gracilis Vernon H. Oswald and L. Ahart 1995-3-6 6509 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 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
  CHSC78716  Phoradendron densum 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
  UC1949172  Phoradendron flavescens var. villosum Barbara Ertter with Brad Olson 1991-7-6 10443 Tehama Ball Rock - Toomes Camp Road at Trough Ridge jct, 18.8 mi from Paskenta, ca 28 airmiles W of Corning Comment
  UC1078855  Phoradendron villosum Job Kuijt 1957-5-21 1363 Tehama Manton Comment
  CHSC79369  Phyla nodiflora var. nodiflora B. Castro; C. Warren 2000-4-13 1073 Tehama Vicinity of Black Butte Dam and Stoney Creek, on flat terrace at base of rolling grassy hills. 115 Comment
  CHSC88278  Phyla nodiflora var. rosea Lowell Ahart 2004-6-28 11143 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  SEINET10736154  Phyllodoce empetriformis David B. Dunn 1971-8-15 Dunn 18150 Tehama Kings Creek Meadow Campground, Lassen National Park east of summit. Comment
  CHSC65923  Pilularia americana Vernon H. Oswald; Lowell Ahart 1996-4-15 7360 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest isde of Sacramento Valley. 103 Comment
  HSC1388  Pinus balfouriana R. J. Mastrogiuseppe 1967-7-11 Tehama Mt. Linn in S Yolla Bolly Mtns., Bulk Collection # 91 2409 Comment
  UC1037449  Pinus balfouriana Douglas Barbe 1955-7-22 257 Tehama e slope Harvey Peak (also in the saddle between Harvey Pk. and Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., Harvey Peak 2377 Comment
  CHSC9729  Pinus jeffreyi Nancy Mosman 1971-7-17 102 Tehama Abundant along e side of Hwy 32 ca. 1.5 mi s of Chester. 1524 Comment
  JEPS104255  Pinus lambertiana Lowell Ahart 2003-10-13 10629 Tehama On the e side of Willow Creek, n of a large wet meadow, ca 1/8 mi south of Colby Mountain Lookout Rd where it crosses Willow Creek, ca 5 mi (air) ne of Butte Meadows. 1574 Comment
  SEINET12514757  Pinus monticola D. A. Charlet, R. Tausch 1995-9-28 2216 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. south face 2073 Comment
  JEPS48190  Pinus ponderosa W. L. Jepson 1927-6-24 12335 a Tehama Mineral 1524 Comment
  CHSC64902  Pinus sabiniana Vernon H. Oswald; Lowell Ahart 1995-6-13 6859 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. 225 Comment
  CHSC81444  Pinus sabiniana Petra M. Lee 2000-4-5 Tehama Northern California. Wurlitzer Ranch on Barber Road. 152 Comment
  JEPS96839  Piperia elegans Dean W. Taylor 1972-6-17 1516 Tehama Tedoc Mountain summit, 1371 Comment
  CHSC65720  Plagiobothrys austiniae Vernon H. Oswald; Lowell Ahart 1996-4-3 7282 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. (Collected along the intermittent stream just E of the dirt lane along the W side of the parcel). 103 Comment
  JEPS113204  Plagiobothrys austiniae Lowell Ahart, Richard Lansdown 2007-4-25 13696 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff 270 Comment
  CHSC67471  Plagiobothrys canescens James D. Jokerst 1980-4-13 578 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. Comment
  CHSC96525  Plagiobothrys canescens Lowell Ahart 2007-5-8 13718 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  JEPS68016  Plagiobothrys canescens W. L. Jepson 1899-4-30 21140 Tehama Red Bluff Comment
  UC998337  Plagiobothrys canescens Milo S. Baker 1953-4-26 12560 Tehama 5 mi w Paskenta (along Crane Lumber Co. road) Comment
  CHSC91666  Plagiobothrys fulvus G. F. Hrusa; J. Hart 2000-4-8 15298 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. 100 Comment
  SBBG121292  Plagiobothrys fulvus L. Ahart, J. Dittes, J. Guardino 2007-4-3 13616 Tehama E bank of Brush Crk (a N branch), ca. 4 air mi NE of the intersection of Hwy 99 E and Vina Rd, ca. 7 mi (air) SE of Los Molinos 112 Comment
  SJSU8066  Plagiobothrys fulvus var. campestris S. S. Rewak 1962-4-18 83 Tehama Proberta c. 7 mi S of Rad Bluff Comment
  CHSC94207  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 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
  CAS-BOT-BC231015  Plagiobothrys hispidulus A. A. Heller 1938-7-28 15292 Tehama Along the Mineral - Lassen Volcanic National Park Highway 1676 Comment
  JEPS90195  Plagiobothrys leptocladus Dean W. Taylor 1990-4-24 10641 Tehama just n of Stony Creek (n of Roger Road, under steel-tower high-voltage transmission lines, Sacramento Valley); Sacramento Valley 106 Comment
  CHSC96636  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13615 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
  JEPS104301  Plagiobothrys nothofulvus Lowell Ahart 2003-4-17 10113 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  JEPS113144  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 13717 Tehama On both sides of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  RSA726485  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama About 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, abotu 21 miles (air) west of Red Bluff. 305 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
  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
  CHSC64513  Plagiobothrys shastensis Vernon H. Oswald 1995-3-27 6546 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 s bank of the intermittent stream west of the borrow pit, just downstream from Pool 19. 210 Comment
  CHSC107241  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 -A. Tehama Rio De Los Molinos Land Grant. On damp bare rocky dark clay soil, on the bottom 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
  CHSC40695  Plagiobothrys stipitatus var. micranthus Pauleen Broyles 1982-4-20 438 Tehama The Nature Conservancy Vina Plains Preserve. Near corner of Lassen Road and internal fence. 69 Comment
  CHSC55197  Plagiobothrys stipitatus var. micranthus L. P. Janeway 1991-4-11 3880 Tehama Battle Creek Wildlife Area. Tablelands on the south side of Battle Creek, ca. 1 1/2 mi east of the Sacramento River. Edges of vernal pool. 170 Comment
  CHSC66010  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1996-4-29 7505 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the intermittent stream ca. 0.1 mi E of the W boundary. 102 Comment
  CHSC79267  Plagiobothrys stipitatus var. micranthus B. Castro; L. P. Janeway 2000-4-4 1079 Tehama Vicinity of Orland, W of Highway I-5. 128 Comment
  JEPS113202  Plagiobothrys stipitatus var. micranthus Lowell Ahart, Richard Lansdown 2007-4-25 13694 Tehama On the bottom of a very small drainage, southeast of a small farm pond, on the south side of Vestal Road, about 4.2 miles west of the intersection of Cannon Road and Reeds Creek Road, about 20 miles (air) west of Red Bluff 288 Comment
  JEPS122044  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2014-5-16 19473 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
  UCD21110  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 286 Tehama Inks Creek Ranch site. Pool # INK201. UTMs 10T0578791; 4466339. Comment
  CDA40666  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. Comment
  JEPS68142  Plagiobothrys tenellus W. L. Jepson 1934-5-5 16632 Tehama Beegum, w Tehama Co. Beegum Comment
  CHSC33035  Plagiobothrys tener J. O. Sawyer; R. J. Cole 1979-5-13 3360 Tehama Lenninger Road vernal pool. One mile north of State Route 99 and Lassen Road intersection. 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
  CDA15419  Plantago elongata G. F. Hrusa, J. Hart 1998-5-1 14423 Tehama Sacramento Valley; On ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  JEPS88465  Plantago elongata Vernon H. Oswald and Lowell Ahart 1996-4-3 7294 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., n. side of intermittent stream ca. 0.4 mi. e. of the dirt lane along the w. side of the parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC57481  Plantago erecta S. R. Mitchelson 1987-4-16 16 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
  CHSC41022  Plantago lanceolata Pauleen Broyles 1982-6-24 770 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch ca. 45 m south of Lassen Road in e pasture. 70 Comment
  CHSC84307  Plantago lanceolata Lowell Ahart; John 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. 153 Comment
  JEPS29547  Plantago lanceolata John Thomas Howell 1960-8-20 36258 Tehama Morgan 1463 Comment
  CHSC115818  Plantago major Lowell Ahart; John Dittes 2015-8-5 20461 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest 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
  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
  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
  JEPS51583  Platystemon californicus W. L. Jepson 1899-4-26 Tehama hills of Crane Creek Crane Creek (a tributary of the Cottonwood); Cottonwood, hills of Crane Creek Comment
  HSC95161  Platystemon californicus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 14 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  RSA32003  Platystemon californicus var. californicus A. A. Heller 1937-4-24 15925 Tehama Near the junction of State Highways #16 and #20 Comment
  CHSC70913  Plectritis ciliosa subsp. ciliosa Vernon Oswald; Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  CHSC67305  Plectritis ciliosa subsp. insignis James D. Jokerst 1981-2-23 1246 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Comment
  JEPS5122  Plectritis macrocera W. L. Jepson 1899-4-25 175 b Tehama Crane Creek, a tributary of the Cottonwood Crane Creek Comment
  UCD80693  Pleuricospora fimbriolata CNPS SN Foothill Team 2005-6-28 SNNR 0510 Tehama USFS Lassen National Forest. 1044 Comment
  CHSC87361  Poa annua Lowell Ahart 2004-4-29 10784 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  UCD18769  Poa annua Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 62 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
  UCD90293  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Howell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  SEINET196527 Image available Poa bulbosa Robert Ellis 1948-1-5 Tehama North-central Tehama County, Ellis Ranch. Comment
  CAS-BOT-BC255059  Poa compressa John Thomas Howell 1960-8-18 36008 Tehama Mineral 1493 Comment
  CHSC85278  Poa cusickii subsp. purpurascens John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 785 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  RSA756702  Poa pratensis Barbara Ertter, Brad Olson 1991-7-6 10393 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
  SEINET10822314  Poa scabrella A. Arthur Heller 1916-4-20 Heller 12330 Tehama Open grassy slope in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. 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-BC243271  Poa secunda subsp. secunda A. A. Heller 1916-4-20 12330 Tehama 3 miles N of Red Bluff Comment
  CHSC64584  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1995-4-3 6592 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
  CHSC65795  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1996-4-8 7344 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 0.9 mi W of the parking lot on Hwy. 36. 254 Comment
  CAS-BOT-BC244274  Podagrostis humilis John Thomas Howell 1960-8-18 36063 Tehama Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC27827  Pogogyne zizyphoroides A. K. Bos 1978-4-14 13 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  UC1988940  Pogogyne zizyphoroides Robert F. Hoover 1937-5-19 2254 Tehama near Vina Comment
  RSA0022169  Pogogyne zizyphoroides P. A. Munz 1949-5-14 13203 Tehama 7 miles south of Corning Comment
  UCD125423  Pogogyne zizyphoroides John Thomas Howell 1954-4-26 29192 Tehama 6 miles south of Corning. Comment
  HSC93480  Polanisia dodecandra subsp. trachysperma G. Fred Hrusa 1996-8-17 13511 Tehama Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, adjacent to Hwy. 5 200 Comment
  JEPS87875  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama on n side of Humboldt Road w of bridge across Butte Creek (e of the intersection of Skyway (Bull Hill Road) and Humboldt Road, Butte Meadows); Butte Meadows, w of bridge across Butte Creek 1325 Comment
  SEINET13190992 Image available Polanisia trachysperma Unknown 1970-6-18 Tehama From Antelope Creek, 6 mi. W. of Red Bluff Comment
  CHSC100242  Polygonum D. Isle 1989-6-22 1505 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Moist spot on north edge of road M2, approximately 9(+) miles west of Paskenta. 914 Comment
  CHSC59093  Polygonum aviculare Vernon H. Oswald 1992-8-19 5162 Tehama Lassen Volcanic National Park. Jeep trail passing beneath the ski lift near the lower end of the slope on the W side of Lassen Hwy., ca. 0.3 mi NW of the Southwest Entrance Station. Locally abundant in summer-dry soil of a vernally wet drainage crossing the trail. 2084 Comment
  JEPS124017  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20468 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
  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
  CHSC105504  Polygonum bidwelliae Lowell Ahart; John Dittes 2010-7-17 16865 Tehama On dry thin volcanic soil, south aspect on the north side of 'Initial Gulch', about 1000 feet south of pond, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 768 Comment
  CHSC66057  Polygonum bidwelliae Vernon H. Oswald 1996-5-6 7510 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi N of the gravel road and 0.2 mi W of the Jeep Trail. 213 Comment
  LA37832  Polygonum bidwelliae June McCaskill; 1960-5-26 607 Tehama hills on W side of road, on Wright-Graham ranch, S Power House Rd, 1.5 mi. S of Manton Comment
  SEINET3405106 Image available Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama hills on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles S of Manton Comment
  UC1183415  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama South Power House Road 1 1/2 mi s Manton (hills on w side of road); Wright-Graham Ranch 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
  UC54223  Polygonum bistortoides H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4331 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS117688  Polygonum bolanderi Lowell Ahart, John Dittes 2010-7-17 16868 Tehama On dry bare 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
  CAS-BOT-BC414609  Polygonum douglasii John Thomas Howell 1960-8-20 36214 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC105640  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  JEPS117396  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake 1475 Comment
  RSA724870  Polygonum douglasii subsp. spergulariiforme L. Ahart 2006-9-9 13265 Tehama 30 yards E of Colby Creek, 120 yards W of the dirt road, 2 miles air SE of Colby Mtn, 5 miles air NE of Butte Meadow, alt 5004ft. 1526 Comment
  RSA518661  Polygonum hydropiper L. R. Heckard 1971-7-31 26743 Tehama Damp mud of land locked lagoon off the Sacramento River just NE of Red Bluff. Comment
  JEPS104371  Polygonum hydropiperoides Lowell Ahart 2003-9-17 10589 Tehama On the south edge of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS108905  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2006-7-11 12950 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
  UC1607541  Polygonum polygaloides subsp. kelloggii Barbara Ertter, Brad Olson 1991-7-6 10401 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi sw of Corning); Rocky Cabin meadow 1889 Comment
  CAS-BOT-BC420076  Polygonum polygaloides subsp. kelloggii Douglas Barbe 1955-7-22 242 Tehama Northern slope 3 miles west of Oven Lid on the trail to Square Lake, West Tehama County 2072 Comment
  CAS-BOT-BC420080  Polygonum polygaloides subsp. kelloggii P. A. Munz 1951-7-25 16867 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  UC936221  Polygonum polygaloides subsp. kelloggii Helen K. Sharsmith 1951-7-11 4014 Tehama Covelo-Paskenta road 0.3 mi beyond Anthony Peak road junction (just within w boundary of Tehama Co.); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  JEPS105919  Polygonum punctatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11209 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
  CHSC66024  Polypogon maritimus Vernon H. Oswald; Lowell Ahart 1996-4-29 7498 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the meander plain of the stream ca. 0.3 mi E of the W boundary. 102 Comment
  JEPS76113  Polypogon maritimus W. L. Jepson 1938-6-10 18973 Tehama 6 mi s Red Bluff (Coyote Creek); Coyote Creek Comment
  UCD91165  Polypogon maritimus A. A. Beetle 1942-5-19 3293 Tehama 33 miles west of Red Bluff on Rt. 36. Button Canyon Experimental plot. Comment
  CHSC88234  Polypogon monspeliensis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11193 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
  CHSC87204  Polystichum imbricans subsp. curtum Lowell Ahart 2004-4-10 10734 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
  JEPS106120  Polystichum imbricans subsp. curtum Lowell Ahart 2004-4-10 10734 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
  CHSC116675  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 B Tehama On the north side of Deer Creek Traill, about 100 yards northeast of Big Leaf Pond, about 1 1/2 miles by trail to Highway 32. 883 Comment
  CHSC118583  Polystichum imbricans subsp. imbricans L. P. Janeway; B. Castro 2016-9-5 12162 Tehama Klamath Ranges/High North Coast Ranges. At the Tehama/Trinity county line; Stuart Gap, 2.7 air-km north of North Yolla Bolly. 1525 Comment
  JEPS76654  Polystichum scopulinum L. R. Heckard 1972-1-17 2970 Tehama w. slope Tedoc Mt. 1310 Comment
  CDA43424  Potamogeton berchtoldii Loren Gehrung 2015-6-8 PDR# 520 P06087315 Tehama McCoy Road, Red Bluff. 0 Comment
  CAS-BOT-BC452133  Potamogeton crispus M. S. Taylor; C. Goldsmith 1982-10-19 5165 Tehama On edge of Sacramento River, at Horizons West Hidden Resort, ca. 1/4 mi ne of Tehama. 60 Comment
  CHSC55583  Potentilla glandulosa Steven Triano 1988-4-17 61 Tehama Along e side of Hwy. 32, ca 14.7 mi n of Forest Ranch. 1075 Comment
  UC903243  Potentilla gracilis var. fastigiata Mrs. H. P. Bracelin 1931-5-31 402 Tehama one-half mi e Mineral; e of Mineral Comment
  CAS-BOT-BC540577  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1896 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  CHSC48914  Poteridium annuum Vernon Oswald 1983-7-26 927 Tehama Wilson Lake, near the lake. 1615 Comment
  JEPS44952  Prunus emarginata Jos. Grinnell 1925-6-15 Tehama Mineral 1493 Comment
  CHSC68815  Pseudostellaria jamesiana Vernon Oswald; Lowell Ahart 1997-6-10 8561 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). 1821 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
  JEPS12611  Pseudostellaria jamesiana Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5340 Tehama ridge-top close to head of Snake Ridge (lateral ridge) (on route between Paskenta and South Yollo Bolly); Mendocino National Forest, btw Paskenta and South Yollo Boll 1874 Comment
  UCSB8946  Pseudotsuga menziesii Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road betwen paskenta and South Yolla Bolly Pk. (Mt. Linn), 13 miles northwest of Paskenta 1188 Comment
  CHSC82631  Pseudotsuga menziesii var. menziesii Tara Morgan 2002-4-28 51 Tehama Withi the bottom of the Canyon of Deer Creek Watershed along the Deer Creek Trail accessed from the forest service rd. off of Highway 32 (turnoff in section 36). Along Deer Creek downstream of the Lower Deer Creek Falls and the campground. 824 Comment
  CHSC102694  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16309 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
  JEPS16182  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, western Tehama County) Comment
  UC1056270  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  CHSC64697  Psilocarphus oregonus Vernon H. Oswald; Lowell Ahart 1995-5-9 6717 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. Pool 20. 213 Comment
  CHSC67174  Psilocarphus oregonus James D. Jokerst 1983-5-10 1743 Tehama Wurlitzer Ranch E of Meridian Rd., halfway between Zimmershed and Pine creeks. 103 Comment
  CHSC113911  Psilocarphus tenellus Lowell Ahart 2014-5-8 19438 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12-1/2 miles (air) southwest of Corning. 150 Comment
  JEPS105876  Psilocarphus tenellus Lowell Ahart 2004-4-29 10787 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  CHSC89617  Psilocarphus tenellus var. globiferus Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-16 Tehama Vicinity of Newville, Garland/Round Valley Road, and Williams Butte. In low slopes by stream channel. 274 Comment
  JEPS118590  Ptelea crenulata B. Castro, L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  UC1602325  Ptelea crenulata A. E. Wieslander 1933-8-21 339 Tehama Lassen Trail Paynes Creek Quad. (near 20 mi Hollow) 457 Comment
  UCD117076  Ptelea crenulata T. I. Storer 1931-5-21 2247 Tehama Paynes Creek. Comment
  UCSB6965  Pteridium aquilinum Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 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
  UC1123147  Pteryxia terebinthina var. californica P. L. Johannsen 1936-8-20 987 Tehama 1/4 mile N W of Colby Mtn Lookout 1828 Comment
  CHSC92401  Purshia tridentata var. tridentata L. P. Janeway; B. Castro 2005-10-10 8552 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top. Collection from top of north-facing slope. 1987 Comment
  CHSC80635  Pyrola aphylla Lowell Ahart 2001-6-16 8870 Tehama Dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CAS-BOT-BC465509  Pyrola asarifolia H. F. Copeland 1920-7-7 94 Tehama Butt Mt. 1828 Comment
  JEPS75793  Pyrola asarifolia Todd and Virginia Keeler-Wolf 1973-9-1 540 Tehama North shore of Minnie Lake, Yolla Bolly Mountains 1905 Comment
  HSC75050  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-22 10041 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  HSC82140  Pyrola dentata Thomas W. Nelson, Jane Nelson 1979-6-25 4929 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CHSC102372  Quercus berberidifolia L. P. Janeway; B. Castro 2009-4-25 9750 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  UC1039825  Quercus berberidifolia O. C. Olson 1956-2-7 29 Tehama nw of Deer Creek Flat (on n rim of canyon, Quad 33C3) 609 Comment
  UC1052827  Quercus chrysolepis J. I. Mallory 1956-6-5 142 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, Quad. 33B3) 594 Comment
  UCD45349  Quercus chrysolepis P. L. Johannes 1936-8-26 998 Tehama 1 1/4 miles northeast of junction of Rattlesnake and Deer Creeks. Altitude 3600 feet. 1097 Comment
  HSC68098  Quercus douglasii J. P. Smith, J. O. Sawyer 1971-5-22 4641 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  UCD45696  Quercus douglasii W. L. Jepson 1929-9-30 15336 Tehama Macum, below Manton, e. Tehama Co. 365 Comment
  CHSC90439  Quercus kelloggii Niall McCarten; Roxanne Bittman 1986-6-15 5474 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  UC1135646  Quercus kelloggii P. L. Johannsen 1936-8-4 977 Tehama 1 1/2 mi NW of jct of Chico and Little Smoke Creeks 1158 Comment
  CAS-BOT-BC61619  Quercus lobata M. B. Kildale 1926-9-11 2712 Tehama Paynes Creek Comment
  RSA256674  Quercus lobata Linda M. Barker 1974-4-21 164 Tehama Woodson Bridge State Recreation Area, East bank of the Sacramento River. 61 Comment
  JEPS37981  Quercus wislizeni W. L. Jepson 1899-4-27 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  UCR198076  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mi west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road 1555 Comment
  CHSC102374  Quercus wislizeni var. wislizeni L. P. Janeway 2009-3-28 9675 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
  CHSC86984  Quercus wislizeni var. wislizeni Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  UC1010347  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama w Paskenta (near 7 mi post in burned area) Comment
  UC1731690  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama e slope of mt. near Plumas County line (in head of unnamed creek draining into Spencer Meadow, Reading Peak 7 1/2' USGS quadrangle); Mt. Conard 2392 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
  CAS-BOT-BC380406  Ranunculus alismifolius var. hartwegii A. A. Heller 1938-5-21 15096 Tehama wet meadows south of Child's Meadows Comment
  SD43486  Ranunculus alismifolius var. lemmonii Philip A. Munz 1947-5-18 11850 Tehama moist gravelly flat near creek; 12 miles east of Mineral, on Hwy 36 1584 Comment
  CHSC54015  Ranunculus bonariensis var. trisepalus Vernon H. Oswald; Lowell Ahart 1991-5-9 4570 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. At the southwest corner of the large impoundment at the entrance kiosk. 112 Comment
  UCD80709  Ranunculus californicus CNPS SN Foothill Team 2006-4-5 SNFN 0337 b Tehama TNC Easement, Denny Ranch. Driving west from Manton Road, just south of Spring Branch Road at the point where the road crosses the stream . 234 Comment
  SJSU5596  Ranunculus flammula J. W. Tilden 1960-6-26 Tehama Wilson L. 1524 Comment
  CHSC56328  Ranunculus occidentalis K. R. Stern 1986-5-21 8261 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  UC54284  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4378 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 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
  CHSC65971  Rhamnus ilicifolia Vernon H. Oswald; Lowell Ahart 1996-4-23 7420 Tehama Cascade Range Foothills. Hog Lake Platerau. BLM parcel along Hwy. 36 NE of Red Bluff. Twigs from a shrub growing in upland along the W shore of Hog Lake. 265 Comment
  CHSC88569  Rhamnus tomentella subsp. crassifolia L. P. Janeway 2001-6-10 7135 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  JEPS106305  Rhamnus tomentella subsp. crassifolia Lowell Ahart 2004-6-11 11030 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 382 Comment
  CHSC76529  Rhamnus tomentella subsp. tomentella Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. Near the creek. 292 Comment
  JEPS97298  Rhamnus tomentella subsp. tomentella Vernon H. Oswald and L. Ahart 1995-6-13 6858 Tehama T29N R2W NW1/4 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 Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 225 Comment
  RSA120920  Ribes binominatum Milo S. Baker 1957-6-15 13106 Tehama West Paskenta at Postpile Camp. Mend National Forest. 1829 Comment
  JEPS118710  Ribes cereum Julie Kierstead Nelson, Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -027 Tehama 1.5 mi. SW of Tedoc Gap, ca. 20 mi. west of Red Bluff, south side Forest Road 2712, saddle of Rat Trap Ridge near intersection with 45 Road. Beegum West 7.5 minute quadrangle. Comment
  UC703133  Ribes lobbii Alice Eastwood, John Thomas Howell 1941-7-10 9878 Tehama Anthony Peak Comment
  CAS-BOT-BC168886  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9834 Tehama Near Government Flat Comment
  CHSC80553  Ribes nevadense Vernon H. Oswald; Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  UCD102474  Ribes roezlii P. Thompson 1996-4-28 47 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  SEINET6912668  Ribes roezlii R. A. Evers, Clara V. Evers 1975-8-23 115012 Tehama 2 miles (3.2 kilometers) west of Mineral. Elevation about 4400 feet. Comment
  CHSC61383  Ribes roezlii var. roezlii Vernon H. Oswald; Lowell Ahart 1993-8-11 5795 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  CAS-BOT-BC168811  Ribes viscosissimum John Thomas Howell 1960-8-21 36305 Tehama Near Sulphur Works entrance, Lassen Volcanic National park 1996 Comment
  CAS-BOT-BC168813  Ribes viscosissimum John Thomas Howell; Alice Eastwood 1941-7-9 9828 Tehama Near Government Flat Comment
  CAS-BOT-BC362943  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-9 9301 Tehama 15 miles west of Mineral on Susanville road Comment
  CHSC77548  Rigiopappus leptocladus Heidi West; Jenny Marr, Caroline Warren, Joyce Lacey-Rickert, 1998-5-19 Tehama Vicinity of upper north Fork Stony Creek and Newville Road (Garland Road). 283 Comment
  CAS-BOT-BC74723  Rorippa curvisiliqua Blanche Clear 1938-7-14 s.n. Tehama South entrance to Lassen Park. Comment
  JEPS110077  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-7-19 13040 Tehama Depression in the abandoned logging road, about 150 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
  CAS-BOT-BC148109  Rosa gymnocarpa C. R. Quick 1953-8-5 53 -103 Tehama Ca. 4 miles w. of Mineral 1310 Comment
  CHSC105856  Rosa gymnocarpa J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -21 Tehama 1.75 mi. SSW of Tedoc Gap, ca. 20 mi. west of Red Bluff, along Forest Road 2712. UTM NAD83 N10N 4451503.011mN, 507778.364mE. 1720 Comment
  CHSC94370  Rosa pisocarpa subsp. ahartii Lowell Ahart 2006-7-19 13042 Tehama North edge of a bog, about 50 yards east of the abandoned logging road, about 200 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
  SBBG119989  Rosa woodsii subsp. ultramontana L. Ahart 2006-7-19 13042 Tehama where the dirt rd crosses Colby Crk, ca. 2 mi (air) SE of Colby Mtn, ca. 5 1/8 mi (air) NE of Butte Meadows 1540 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
  CDA3946  Rubus armeniacus L. Ahart, J. Dittes 2003-6-11 10256 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
  CHSC75400  Rubus armeniacus Ben Myhre 1997-4-14 21 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS94508  Rudbeckia occidentalis Vernon Oswald and Lowell Ahart 1997-7-7 8702 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CDA23178  Rumex kerneri G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-21 2789 Tehama Both sides Interstate 5; north of Sacramento River, 1 km north of Diamond Avenue exit on south-bound lanes, Red Bluff. Comment
  UC936219  Rumex salicifolius var. salicifolius Helen K. Sharsmith 1951-7-11 4015 Tehama 0.3 mi beyond Anthony Peak road junction (Covelo-Paskenta road, just within w boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 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
  UC580785  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mile northeast of Campbellville. Comment
  CHSC26715  Sagina apetala M. Hayes 1978-4-8 154 Tehama Around Leininger road vernal pools, approx. .8 mi ne of Hwy 99E on Leininger road. 40 Comment
  CHSC82305  Sagina apetala Lowell Ahart 2002-4-27 9550 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
  UCD80214  Sagina apetala CNPS SN Foothill Team 2006-4-5 SNFN 0441 a Tehama Private Wurlitzer Ranch, at the apex of a ridgeline south of Pine Creek. 473 Comment
  UCD80226  Sagina apetala CNPS SN Foothill Team 2006-4-19 SNFN 0446 a Tehama Private Wurlitzer Ranch, south side of Pine creek. 187 Comment
  CHSC40717  Sagina decumbens subsp. occidentalis Pauleen Broyles 1983-4-16 904 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch nw of barn. 60 Comment
  CHSC65727  Sagina decumbens subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1996-4-3 7313 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the edges of the dirt lane along the W side of the parcel, just N of the intermittent stream. 106 Comment
  CHSC115786  Sagina saginoides Lowell Ahart; John Dittes 2015-8-6 20492 Tehama 30 yards east of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UC1598494 Image available Sagittaria rigida Dean W. Taylor 1992-5-26 12649 Tehama in large stock pond in unnamed s fork Inks Creek (ca 1.5 air mi n of Dales Lake, Northern Sacramento Valley); N Sacramento Valley, Dales Quad., , n of Dales Lak 186 Comment
  CAS-BOT-BC103350  Salix bonplandiana L. E. Smith 1913-3-26 598 Tehama Red Bluff 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
  HSC100808  Salix exigua Lowell Ahart, John Dittes 2010-7-19 16892 Tehama 20 yd. N of poor road crossing, bottom of the South Fork of Battle Creek, 3.3 (air) mi. SW of Manton and 4.2 (air) mi. N of Hwy. 36 and Lane Valley Rd. intersection. 433 Comment
  RSA32842  Salix exigua A. A. Heller 1927-5-8 14367 Tehama Near Vina. Comment
  SBBG128033  Salix exigua L. Ahart, J. Dittes 2010-7-19 16891 Tehama gravel bar, ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  UC525958  Salix exigua var. hindsiana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 652 Tehama 13 mi e Red Bluff (Payne Creek) Comment
  UC481901  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 403 Tehama 2 km. e Mineral (S. Fork Battle Creek) 1500 Comment
  UC481988  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) 1500 Comment
  RSA5716  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  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
  POM209493  Salix gooddingii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 650 Tehama Red Bluff. Comment
  CAS-BOT-BC106896  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
  POM209473  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 678 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  UC525945  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
  CHSC77618  Salix laevigata Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS14851  Salix laevigata Harold and Virginia Bailey 1938-4-16 Tehama along creek bank Henleyville Comment
  CAS-BOT-BC128074  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124912  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-BC124929  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124932  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  SBBG27355  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
  SBBG57907  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 374 Tehama S fork of Battle Crk, 1.7 km W of Mineral 1500 Comment
  SD950  Salix lemmonii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 376 Tehama South Fork of Battle Creek, 1.7 km west of Mineral 1500 Comment
  SJSU224  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
  SJSU228  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  UC525914  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 685 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy. below hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525926  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 681 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  RSA201334  Salix lucida subsp. lasiandra J. T. Howell 1960-8-20 36234 Tehama Morgan. Near Lassen Volcanic National Park. 1463 Comment
  CHSC84292  Salix melanopsis Lowell Ahart; John Dittes 2003-6-11 10261 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-BC126175  Salix scouleriana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt. Lassen Highway, 7.9 miles northeast of Mineral; Bluff Falls 1981 Comment
  SJSU158  Salix scouleriana C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy 7.9 mi NE of Mineral 1981 Comment
  JEPS24209  Salvia columbariae Stanton A. Cook 1960-4-23 946 Tehama 5 mi n Newville (on road from Newville to Paskenta); ; only two collections in U.C. & Jepson herb. north of this, both also in Tehama County--R.C.B. 1960 Comment
  HSC90411  Salvia sonomensis C. Wilson, P. Kittleson, M. Hardig 1992-3-28 25 Tehama Hwy. 36, 4.7 mi. E of junction with Tedoc Gap Rd. 610 Comment
  CAS-BOT-BC238599  Sambucus nigra subsp. caerulea John Thomas Howell 1960-8-20 36270 Tehama Near Lassen Volcanic National Park. Between Morgan and Childs Meadows 1524 Comment
  CAS-BOT-BC235078  Sambucus racemosa var. racemosa John Thomas Howell 1961-6-20 36587 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC68573  Sanicula bipinnatifida Vernon H. Oswald 1997-5-14 8413 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  SEINET12121960  Sanicula bipinnatifida Unknown 1983-1 870 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC55177  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC105223  Saponaria officinalis Lowell Ahart; John Dittes 2010-7-19 16905 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  UCSB13440  Sarcodes sanguinea Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  RSA67173  Saxifraga odontoloma P. A. Munz 1951-7-25 16842 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 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
  CAS-BOT-BC111815  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  RSA767835  Schoenoplectus mucronatus L. Ahart, John Dittes 2010-7-17 16859 Tehama Dam on west side of pond, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 813 Comment
  CDA33196  Scirpus congdonii L. P. Janeway 2001-7-29 7393 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CHSC82155  Scirpus congdonii L. P. Janeway 2001-7-29 7393 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC102648  Scirpus diffusus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16337 Tehama Along and in a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC81941  Scirpus microcarpus L. P. Janeway 2001-7-25 7379 Tehama High Cascade Range. Northwest side of Hwy 32 and Deer Creek at the extreme western end of Deer Creek Meadows. 1381 Comment
  JEPS104073  Scirpus tabernaemontani Lowell Ahart 2003-9-17 10604 Tehama On the edge of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS103423  Scleranthus annuus subsp. annuus Lowell Ahart 2002-4-27 9551 Tehama On road base, on the E and N side of Road M2, ca 50 yards N of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  CHSC41066  Scribneria bolanderi Pauleen Broyles 1982-4-23 441 Tehama The Nature Conservancy Vina Plains Preserve. Hogwallow, ca 1 km s of Lassen Road. 70 Comment
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  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
  CHSC65004  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1995-7-12 7010 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. On a roadside bank. 981 Comment
  CHSC75342  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1999-4-21 9704 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  UC1106914  Scribneria bolanderi William P. Dasmann 1947-4-23 47 Tehama 10 mi e of Red Bluff (due s of Paynes Creek, Antelope Mill Creek drainage, Headquarters of Tehama Deer Range); Tehama Deer Range 304 Comment
  UCD125673  Scutellaria antirrhinoides J. M. Tucker 1959-7-19 3566 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  CHSC66491  Scutellaria californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7583 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC80216  Scutellaria californica B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1187 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek, on E edge of N-trending cyn of the smaller creek. 304 Comment
  UCR9040  Scutellaria californica Donald Myrick 1966-8-6 1457 Tehama Dried creek bed on South Yolla Bolly Mountain 2134 Comment
  CHSC86806  Scutellaria siphocampyloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  JEPS62875  Scutellaria siphocampyloides Jos. Grinnell 1928-6-12 Tehama Mineral 1524 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
  HSC63622  Scutellaria siphocampyloides J. P. Smith, J. O. Sawyer 1971-5-22 4647 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  RSA90843  Scutellaria tuberosa Milo S. Baker, H. K. Wagnon 1953-5-31 12557 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CAS-BOT-BC417755  Sedella pumila Alice Eastwood; John Thomas Howell 1934-4-21 1852 Tehama Between Red Bluff and Paynes Creek Comment
  CHSC25077  Sedum spathulifolium J. R. Walker 1973-4-30 21 Tehama 2 mi n of Tehama-Butte county line on state hwy 32. 609 Comment
  CHSC64334  Selaginella hansenii Vernon H. Oswald; Lowell Ahart 1995-2-22 6484 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  JEPS97382  Selaginella hansenii Vernon H. Oswald and Lowell Ahart 1995-2-22 6484 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1 mi N of Dales Station on Hwy 36; NE corner of the reserve); Cascade Range Foothills, Dales Lake Ecological Reserve 225 Comment
  UC2012968  Selaginella hansenii Barbara Ertter with James R. Shevock 1992-6-14 11192 Tehama Ponderosa Way 8.2 Miles south of Plum Creek Road ca 9 air miles SE of Paynes Creek (on Highway 36), above South Fork Antelope Creek on Middle Ridge. Comment
  UC1949177  Selaginella wallacei Barbara Ertter with Brad Olson 1991-7-4 10190 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  HSC75401  Senecio aronicoides J. O. Sawyer, K. A. Sawyer 1980-6-18 3567 Tehama Humboldt Trail E of Low Gap 1829 Comment
  CHSC80609  Senecio eurycephalus var. eurycephalus Vernon H. Oswald; Lowell Ahart 2001-6-5 10046 Tehama Southwest of Pepperwood Spring on Raglin Ridge Rd 3.8 mi southwest of the low water crossing of the North Fork of Elder Creek. 426 Comment
  JEPS89341  Senecio flaccidus var. douglasii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13248 Tehama Toomes Camp Rd. ca. 5.3 mi. w. Paskenta; N. Coast Ranges 518 Comment
  CAS-BOT-BC205680  Senecio integerrimus var. exaltatus James R. Shevock 1985-6-22 11243 Tehama Northern Coast Ranges. Mendocino National Forest. Along forest road M-2 at Government Flat Campground 1752 Comment
  RSA0012471  Senecio serra var. serra Henry J. Ramsey, Henry J. Ramsey 1938-7-31 290 Tehama Mineral King. Comment
  JEPS94498  Senecio triangularis Vernon Oswald and Lowell Ahart 1997-7-7 8703 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
  CHSC62637  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1994-3-8 5974 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, roadside banks. 161 Comment
  CHSC82295  Senecio vulgaris Lowell Ahart 2002-4-27 9546 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  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
  JEPS97970  Sidalcea calycosa S. Bainbridge 1998-6-6 1141 Tehama N edge of Mud Springs, ca. 2 mi E on Hooper Creek from junction with Meeker Creek 289 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
  JEPS94341  Sidalcea hartwegii Vernon H. Oswald and Lowell Ahart 1997-5-14 8426 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (5.7 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 981 Comment
  JEPS97958  Sidalcea hartwegii K. Andreasen 1998-6-28 274 Tehama N side of Black Butte Lake (Buckhorn camping area, along Buckhorn Interpretive trail, after second bridge) Comment
  HSC1781  Sidalcea hirsuta Larry Berti 1969-5-9 86 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS96537  Sidalcea hirsuta Dean W. Taylor 1993-5-14 13437 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36) 213 Comment
  UCD116576  Sidalcea hirsuta Norman McLeod 1956-6-5 s.n. Tehama Tehama County. 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
  UCD98562  Silene campanulata subsp. glandulosa D. W. Taylor 1972-6-17 1519 Tehama near summit of Tedoc Mountain. 1371 Comment
  CDA24106  Silene douglasii var. douglasii L. P. Janeway 2001-7-29 7401 Tehama High Cascade Range; 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 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
  CHSC65919  Silene gallica Vernon H. Oswald; Lowell Ahart 1996-4-23 7424 .2 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Between the NW end of Hog Lake and the vernal pool located to the west. 265 Comment
  CHSC61417  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-11 5797 Tehama Lassen Volcanic National Park. N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. Bordering the W side of the meadow. 2036 Comment
  JEPS51032  Silene lemmonii Joseph Grinnell 1927-6-18 Tehama Mineral 1463 Comment
  CAS-BOT-BC389282  Silene lemmonii Mrs. H. C. Cantelow 1938-7-5 2416 Tehama 5.5 mi. s.w. of Jct. Hy 32. Deer Creek-Loma-Chico from Chester 1280 Comment
  CHSC113266  Sisymbrium officinale Lowell Ahart; John Dittes 2014-5-16 19476 Tehama Along the sides of the poor dirt road, about 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  SEINET10472589  Smilacina stellata Mary Susan Taylor 1975-7-17 Taylor 855 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  SBBG1067  Smilax californica H. and M. Dearing 1938-6-21 2061 Tehama Chico Crk, 6 mi N of Loma [Lomo] Comment
  JEPS121163  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  UCR78375  Solanum rostratum Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8889 Tehama S side of NW armm of Black Butte Lake west of Orland 152 Comment
  JEPS94383  Solanum umbelliferum Vernon H. Oswald and Lowell Ahart 1997-5-14 8417 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  RSA126014  Solanum umbelliferum E. K. Balls 1957-5-23 22522 Tehama 10.1 mi sw. of jct. of State Hwys. 32/89 1037 Comment
  JEPS106308  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  JEPS99024  Solidago velutina subsp. californica Vernon H. Oswald 1998-10-27 9682 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. On bank of intermittent streamlet in the gulch. 548 Comment
  CHSC71022  Soliva sessilis Vernon Oswald; Lowell Ahart 1998-5-14 9037 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. At roadside. 274 Comment
  JEPS106293  Sonchus asper subsp. asper Lowell Ahart 2004-6-11 11042 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC62000  Sorbus californica Vernon H. Oswald 1993-9-7 5924 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) ca. 0.1 mi N of the park boundary. Along a drainage above the road. 2011 Comment
  CHSC41069  Sorghum halepense Pauleen Broyles 1982-6-8 712 Tehama The Nature Conservancy Vina Plains Preserve. Along fence line, Lassen Rd, n pasture. 68 Comment
  CHSC66227  Sorghum halepense Vernon H. Oswald; Lowell Ahart 1996-6-3 7688 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC113347  Spergularia bocconi Lowell Ahart; John Dittes 2014-5-16 19477 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC117747  Spergularia rubra Lowell Ahart; John Dittes 2016-8-25 21275 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
  JEPS124064  Spergularia rubra Lowell Ahart, John Dittes 2015-8-5 20465 -A 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
  UCD99291  Spergularia rubra John Thomas Howell 1960-8-18 36106 Tehama Lassen Volcanic National Park; Sulphur Works Entrance Station. 2011 Comment
  JEPS123930  Sphenosciadium capitellatum Lowell Ahart, John Dittes 2015-8-6 20511 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
  JEPS45014  Spiraea douglasii Jos. Grinnell Tehama Mineral 1463 Comment
  JEPS88137  Sporobolus cryptandrus Vernon H. Oswald and Lowell Ahart 1996-7-8 7972 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff ( edge of Hwy. 36 at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 195 Comment
  CDA18982  Sporobolus indicus Borror 2000-8-16 PDR 1231559 Tehama Tehama Ave., Gerber. 0 Comment
  CHSC84442  Stachys ajugoides var. rigida Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10530 Tehama Meadow edge, about 80 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS63055  Stachys ajugoides var. rigida W. L. Jepson 1927-6-24 12325 Tehama near Lassen Peak (Morgan Sprs.) 1584 Comment
  UC1950254  Stachys ajugoides var. rigida Barbara Ertter<