Search Results — 2000 specimen records retrieved (1619 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM181785  Abies concolor J. G. Lemmon 1891-7-25 s.n. Tehama Mill Creek Canyon Comment
Read comments
Jul 5 2013
  CHSC77516  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  UC1071630  Acer macrophyllum P. L. Johannsen 1936-8-26 999 Tehama Deer Cr at e side Paynes Cr. Quad. (near site indes @27); Lassen National Forest, Paynes Cr. Quad. Comment
  CAS-BOT-BC18756  Achillea millefolium Alice Eastwood; J. T. Howell 1941-7-9 9761 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC88599  Achnatherum lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  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
  JEPS110281  Achnatherum lemmonii Lowell Ahart 2006-7-19 13014 Tehama Meadow area west of the dirt road, just east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  UCD32615  Achnatherum lemmonii Beecher Crampton 1954-6-16 1983 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  RSA93464  Achnatherum lemmonii var. lemmonii Milo S. Baker, H. K. Wagnon 1953-7-12 12865 Tehama 5.1 mi from Whitlock Camp. 1829 Comment
  CHSC80709  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-6-16 8866 Tehama On north side of the dirt road, about 3 miles west of Hoghway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  UC523867  Achnatherum occidentale subsp. californicum C. R. Ball 1932-7-23 670 Tehama 4 mi ne on Mt. Lassen Highway Mineral; Mt. Lassen Highway 1828 Comment
  UCD51131  Achnatherum occidentale subsp. californicum J. I. Mallory 1957-8-28 170 Tehama 1/6 mile west of southwest Mill Creek Store, Lassen National Forest. 1402 Comment
  UC1052185  Achnatherum stillmanii J. I. Mallory 1954-10-12 108 Tehama ne part of Sugarpine Flat Quadrangle 33-A-2 1737 Comment
  CHSC13923  Achyrachaena mollis P. Fehr 1974-4-23 11 Tehama Side of Cana Pina Creek Rd, ca. 4 mi n of junct with Broyles Rd, ca. 6 mi n of Chico. 56 Comment
  CAS-BOT-BC29938  Achyrachaena mollis L. E. Smith 1913-5-8 672 Tehama Red Bluff Comment
  CHSC86787  Acmispon americanus var. americanus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 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
  CHSC64615  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1995-4-25 6698 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a stony roadcut along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC80639  Acmispon brachycarpus Lowell Ahart 2001-6-8 8772 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC48513  Acmispon denticulatus Vernon Oswald 1986-5-23 2040 Tehama Round Valley Rd. (M4) 1.7 mi w of the crossroad between Dead Mule Camp and Log Springs Station. 1584 Comment
  CHSC66487  Acmispon parviflorus Vernon H. Oswald; Lowell Ahart 1996-5-20 7603 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in a flood channel along Paynes Creek. 158 Comment
  CAS-BOT-BC391368  Aconitum columbianum subsp. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 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
  CHSC61665  Aconogonon davisiae Vernon H. Oswald; Lowell Ahart 1993-9-2 5907 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. Common in scree on the N side of the ridge near the summit. 2438 Comment
  CAS-BOT-BC412932  Aconogonon davisiae C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla [Bolly] Comment
  JEPS44782  Adenostoma fasciculatum Willis L. Jepson 1934-5-5 16634 Tehama Beegum Comment
  CHSC77714  Adiantum jordanii B. Castro; L. P. Janeway 1999-6-21 990 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 341 Comment
  JEPS88292  Aesculus californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7584 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of the parcel); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CHSC105919  Agastache urticifolia B. Castro; L. P. Janeway 1999-8-23 1034 S Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 Comment
  CHSC78589  Agoseris heterophylla Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC78590  Agoseris heterophylla J. Marr; C. Warren 1998-5-19 Tehama West of Orland, vicinity of Newville, Garland Road and Mendocino NF land. 243 Comment
  JEPS36392  Agoseris heterophylla var. heterophylla W. L. Jepson 1899-4-25 Tehama Stiver's Ranch; Crane Creek Comment
  CAS-BOT-BC13190  Agoseris monticola Hans Leschke 1952-9-5 1866 Tehama Summit ridge of Mt. Conard [Conrad] 2468 Comment
  UC523868  Agrostis exarata C. R. Ball 1932-7-23 662 A Tehama just ne Mineral (on Lassen Highway); North Fork of Battle River 1524 Comment
  CHSC106357  Agrostis gigantea Lowell Ahart; John Dittes 2010-7-19 16898 Tehama About 5 yards north of the poor road crossing, on the bottom of 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
  SEINET6844049  Agrostis scabra Robert A. Evers, Clara V. Evrs 1975-8-23 115018 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CHSC94566  Agrostis stolonifera Lowell Ahart 2006-9-9 13269 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UCD53587  Agrostis stolonifera Milo S. Baker 1940-8-13 9818 Tehama at Government Flat near the Mendocino County line. 1524 Comment
  CHSC79373  Alisma triviale B. Castro; C. Warren 2000-4-13 1074 Tehama Vicinity of Orland W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  CHSC2058  Allium amplectens M. Underhill 1953-5-3 Tehama 152 Comment
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  JEPS118136  Allium amplectens Dean William Taylor 1972-6-17 1526 Tehama Tedoc Mountain 1371 Comment
  JEPS76633  Allium amplectens L. R. Heckard 1972-6-18 2986 Tehama sw Tedoc Mt. 1371 Comment
  SEINET3883753  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest.; 0 1067 Comment
  UC1051543  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  CAS-BOT-BC462232  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC462237  Allium amplectens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53462 Tehama Foothill woodland, 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  HSC71877  Allium campanulatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5859 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS61494  Allium campanulatum Joseph Grinnell 1925-6-27 Tehama Mineral Comment
  JEPS61495  Allium campanulatum W. L. Jepson 1927-6-21 12267 Tehama Mineral (Battle Creek Meadow) 1524 Comment
  UC1299314  Allium campanulatum Freed W. Hoffman 1947-6-20 1682 Tehama near Government Flat Comment
  RSA90468  Allium falcifolium Keith Wagnon 1953-5-3 12635 Tehama W of Paskenta along logging road. Comment
  RSA91212  Allium falcifolium Milo S. Baker 1953-5-10 12635 Tehama Logging road W of Paskentia near 10 mile post Comment
  CHSC2061  Allium peninsulare M. Underhill 1953-5-3 Tehama 152 Comment
  JEPS88328  Allium peninsulare Vernon H. Oswald and Lowell Ahart 1996-5-20 7573 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC65165  Allium sanbornii var. sanbornii Vernon H. Oswald; Lowell Ahart 1995-7-31 7166 Tehama Cascade Range Foothills. Lane Valley Rd. 3.3 mi N of Hwy. 36, N of Paynes Creek. 457 Comment
  CHSC84891  Allium sanbornii var. sanbornii R. D. Fischer 2003-8-9 6 Tehama Northern Sierra Nevada. Off hwy. 32 between the Butte Meadows turn-off and Potato Patch. 13.0 miles north of hwy. 32 on rd. 27N08 (K-Line) or 7.5 miles north from single lane bridge over Deer Cr. Located around a pull-out/landing overlooking Deer Creek. 1.0 miles further west on 27N08 brings you to unmarked quarry (new). 1508 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
  CHSC80672  Allophyllum integrifolium Lowell Ahart 2001-6-16 8867 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  UC879971  Allophyllum integrifolium Alice Eastwood Aug 22 1912-Aug 26 1912 1755 Tehama trail from Morgan's Springs to Sulphur Works; Lassen Butte Region Comment
  CAS-BOT-BC171421  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-20 36237 Tehama Lassen Morgan, near Lassen Volcanic National Park 1463 Comment
  HSC3401  Alnus rhombifolia L. T. Gault 1964-3-23 9 Tehama 0.5 mi. from Los Molinos on Sacramento River Comment
  JEPS58617  Alnus rhombifolia W. L. Jepson 1899-4-28 Tehama near foot of Tom's Head; Yolla Bolly Mountains, Cold Fork of the Cottonwood Creek 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
  CHSC44543  Alopecurus saccatus Lowell Ahart 1978-5-23 1737 Tehama On the east edge of Foothill Road, about 10 miles north of Los Molinos. 64 Comment
  CHSC45028  Alopecurus saccatus Pauleen Broyles 1988-4-6 1104 Tehama On Singer Creek Ditch in Lassen Pasture. The Nature Conservacy Vina Plains Preserve. Comment
  CHSC80112  Alopecurus saccatus B. Castro; L. P. Janeway 2000-5-11 1166 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  SEINET11689122  Alopecurus saccatus Unknown 1982-1 351 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 67 Comment
  JEPS104372  Amaranthus albus Lowell Ahart 2003-9-17 10566 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC40507  Amaranthus blitoides Pauleen Broyles 1982-6-18 755 Tehama The Nature Conservancy Vina Plains Preserve. S edge of S28 60 Comment
  CHSC88254  Amaranthus powellii Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11212 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 653 Comment
  JEPS104029  Ammannia coccinea Lowell Ahart, John Dittes 2003-9-17 10582 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. Comment
  CHSC78856  Ammannia robusta Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  CHSC40686  Amsinckia intermedia Pauleen Broyles 1983-4-9 880 Tehama The Nature Conservancy Vina Plains Reserve. Disturbed area along fence at Lassen Road in west pasture. 63 Comment
  JEPS96110  Amsinckia intermedia Vernon H. Oswald and Lowell Ahart 1996-4-8 7333 Tehama BLM parcel along Hwy. n.e. Red Bluff (bluff on n. side of Sacramento R. just downstream from mouth of Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Sacramento R. 91 Comment
  HSC34582  Amsinckia intermedia Robert M. Specht 1975-5-4 177 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  HSC65817  Amsinckia intermedia Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 89 Tehama 1/2 mi. SSW of BM1797 on FS Rd. 29N15 610 Comment
  HSC90023  Amsinckia intermedia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 19 Tehama Tedoc Rd., at its intersection with Hwy. 36 549 Comment
  SEINET12280468  Amsinckia intermedia F. Chisaki, Bacigalupi, R.; Robbins, G. T. 1956-1 676 Tehama about a mile east of Red Bluff on Highway 99E Comment
  UC1178278  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and G. T. Robbins 1956-4-18 676 Tehama about a mi e of Red Bluff (on Hwy 99E to Chico) Comment
  CHSC96607  Amsinckia lycopsoides Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13607 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  JEPS97007  Amsinckia lycopsoides Vernon H. Oswald and L. Ahart 1994-3-8 5975 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  CHSC78817  Amsinckia menziesii Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC96608  Amsinckia menziesii Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13604 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC41083  Anagallis arvensis Pauleen Broyles 1982-4-28 474 Tehama The Nature Conservancy Vina Plains Preserve. Silty soil at margin of irrigation ditch 400 m south of Lassen Road. 66 Comment
  CAS-BOT-BC391827  Anemone drummondii George W. Gillett 1957-8-13 1070 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2743 Comment
  CHSC48683  Anemone drummondii Vernon Oswald 1986-7-24 2240 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 682 Comment
  CAS-BOT-BC391822  Anemone drummondii John Thomas Howell 1960-8-19 36196 Tehama Lassen Volcanic National Park. Summit ridge of Brokeoff Mt. 2804 Comment
  RSA115249  Anemone multifida George W. Gillett 1953-7-3 263 Tehama Tehama county: Rock crevices above road, 0.25 mile above Diamond Point, Near Diamond Peak. 2256 Comment
Read comments
Oct 28 2009
  CAS-BOT-BC63863  Antennaria argentea A. A. Heller 1928-5-30 I 4565 Tehama At Mineral 1524 Comment
  CAS-BOT-BC58676  Antennaria geyeri J. M. Tucker; L. K. Mann 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain 2255 Comment
  SEINET201482 Image available Antennaria rosea J. M. Tucker, LK Mann 1959-7-19 3559 Tehama SE side of South Yolla Bolly Mtn 2256 Comment
  UCD79990  Anthriscus caucalis CNPS SN Foothill Team 2005-5-10 SNFN 0256 c Tehama TNC Dye Creek Preserve, near Los Molinos, adjacent to Dye Creek, about 1/2 mile up trail from lodge/office. 119 Comment
  CDA5341  Anthriscus caucalis S. T. Ancell 1958-5-13 Tehama 0 Comment
  CHSC84263  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 Road, about 3 1/2 miles east of the Colman Station, about 2 1/2 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 1/2 miles (air) east-northeast of Cottonwood. 215 Comment
  JEPS101510  Antirrhinum cornutum Dean W. Taylor 1997-6-25 16085 Tehama Plains south of Battle Creek; along old Manton Road about 3 miles west of Manton Road 274 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
  JEPS83402  Antirrhinum cornutum David M. Thompson 1986-6-23 535 Tehama 11.5 miles W of Paskenta along Ball Rock Road, on N side of road Comment
  CHSC48970  Antirrhinum subcordatum Vernon Oswald 1986-5-23 2035 Tehama Round Valley Rd. (M4) 0.2 mi nw of Salt Creek. On a roadcut. 426 Comment
  CHSC92155  Antirrhinum subcordatum J. Molter 1993-6-16 742 Tehama About 45 ft. above sm. drainage. 518 Comment
  CHSC62647  Aphanes occidentalis Vernon H. Oswald; Lowell Ahart 1994-3-8 5976 Tehama Burris Creek Arm of Black Butte Lake at the shoreline near the E end of Morrison Bryant Rd. 144 Comment
  JEPS97461  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1995-3-19 6525 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36); Cascade Range Foothills, Dales Lake Ecological Reserve 210 Comment
  CHSC7068  Aphyllon purpureum D. C. Burns 1969-3-29 14 Tehama Acorn Hollow, .625 mi n of Deer Creek and .5 mi from the w boundary of the sec. 35 yds. n of small creek. 106 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
  HSC75395  Arabis breweri var. breweri J. O. Sawyer, K. A. Sawyer 1980-6-18 3559 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  JEPS13515  Arabis glabra Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5341 Tehama close head of Snake Ridge; Mendocino National Forest, Snake Ridge 1874 Comment
  HSC100147  Arabis platysperma Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  HSC75115  Arabis subpinnatifida J. P. Smith, Thomas W. Nelson 1979-6-23 10157 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  SEINET1912954  Arceuthobium californicum R. L. Mathiasen 2010-1 1064 Tehama Mineral Summit on forest rd. 172 1595 Comment
  UC1078851  Arceuthobium campylopodum Job Kuijt 1957-5-21 1359 Tehama 5 mi w Mineral (Hwy 36) Comment
  UCD101956  Arceuthobium campylopodum Lalit M. Srivastava 1957-10-19 16 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  UC1078853  Arceuthobium campylopodum Job Kuijt 1957-5-21 1361 Tehama 12 mi w Mineral (Hwy 36) 975 Comment
  CHSC77391  Arceuthobium occidentale L. P. Janeway; Mary Ann Griggs 1999-3-18 6389 Tehama Vicinity of North Fork Red Bank Creek and Bell Road, vicinity of Bluedoor Flat. 289 Comment
  JEPS102666  Arceuthobium occidentale Lowell 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. 640 Comment
  CAS-BOT-BC23937  Arctostaphylos canescens subsp. canescens Milo S. Baker 1943-8-8 10642 Tehama Halfway between Log Spring Ranger Station and Government Flat. 1676 Comment
  CAS-BOT-BC23938  Arctostaphylos canescens subsp. canescens Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC23943  Arctostaphylos canescens subsp. canescens Carl B. Wolf 1937-5-15 8685 Tehama Inner North Coast Range, 1 7/10 mi. above Mud Flat on Paskenta - Covelo Road. 968 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
  SEINET11984827  Arctostaphylos elegans R. Gankin, Hildreth, W. R. 1966-1 712 Tehama E side of Forest Service Rd 23N04 (Valley View access road), 6.8 mi S of junction with FS Rd 23N02 Comment
  UC1043530  Arctostaphylos manzanita subsp. elegans P. C. Everett and E. K. Balls 1954-10-16 20320 Tehama 5.7 mi w Mud Flat Service Camp (road from Paskenta to Covelo) 1615 Comment
  UC1039822  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 32 Tehama two mi sw Steamboat Pt.; Quad 40 B-1 548 Comment
  CAS-BOT-BC376595  Arctostaphylos manzanita subsp. roofii Andrew Townesmith; Karen M. Meyer 2007-8-5 901 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  CHSC80524  Arctostaphylos manzanita subsp. wieslanderi Vernon H. Oswald 2001-3-26 9991 Tehama Plum Creek Rd 0.9 mi south of Paynes Creek. 579 Comment
  UC726990  Arctostaphylos mewukka A. A. Heller 1942-2-23 16381 Tehama top of grade e Payne's Creek Highway Maintenence Station Comment
  CAS-BOT-BC39952  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50676 Tehama Round Valley Road (Log Springs Road), near intersection with road to Sugar Spring Campground-Government Flat, 682 Comment
  CAS-BOT-BC39997  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge Comment
  HSC7659  Arctostaphylos nevadensis Freed W. Hoffman 1947-6-23 1632 Tehama Near Government Flat 797 Comment
  POM367362  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  RSA14982  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  RSA40206  Arctostaphylos nevadensis J. T. Howell 1944-7-14 19763 Tehama Anthony Peak, east side. Comment
  UCD52660  Arctostaphylos nevadensis Roger Raiche 1985-7-27 RR 50677 Tehama Log Springs Road; near intersection with road to Sugar Spring Campground-Government Flat; near marker 35.68. 682 Comment
  LA42228  Arctostaphylos patula Mrs. H. P. Bracelin; 1931-7-1 502 Tehama 4.5 mi SE of Shasta City, beside hihgway to McCloud 1219 Comment
  RSA31746  Arctostaphylos patula A. A. Heller 1942-2-23 16382 Tehama 6 miles East of Payne Creek Post Office. Comment
  UC1052009  Arctostaphylos patula R. A. Manning 1954-2-18 3 Tehama on Plum Creek rd five mi e Paynes Creek; Lassen National Forest 975 Comment
  UC674757  Arctostaphylos patula C. Hart Merriam Sept. 1907 Tehama Inskip Hill Comment
  CHSC118509  Arctostaphylos patula subsp. patula L. P. Janeway; B. Castro 2016-9-5 12158 Tehama Klamath Ranges. Top of Pony Buck Peak. 1705 Comment
  JEPS97449  Arctostaphylos viscida subsp. viscida Vernon H. Oswald and L. Ahart 1995-3-6 6515 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. 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
  UC1039826  Arctostaphylos viscida subsp. viscida O. C. Olson 1956-1-24 27 Tehama one half mi e Townsend; Quad 32 B-4, Hooker Creek 182 Comment
  CHSC92798  Arenaria serpyllifolia subsp. serpyllifolia John Dittes; Josephine Guardino 2005-4-13 1072 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
  JEPS94362  Argemone munita Vernon H. Oswald and Lowell Ahart 1997-5-14 8459 Tehama s of Moak Trailhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way; -121.706 1121 Comment
  CDA13586  Aristida oligantha G. F. Hrusa 1996-8-17 13510 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC65282  Aristida purpurea var. wrightii Vernon H. Oswald; Lowell Ahart 1995-6-13 6862 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
  CHSC107085  Aristolochia californica M. Mitchell 2010-2-25 49 Tehama Dye Creek Preserve. 94 Comment
  CHSC88954  Aristolochia californica Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. Near the Grapevine Creek Slab, Powerline Road. UTM: 10 0591363 E, 4451429 N. 442 Comment
  SEINET11262977  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Corning Quad. Woodson Bridge State Recreation Area. Highway A-9. Sacramento River flood plain.; 0 61 Comment
  CAS-BOT-BC290605  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road, ca. 2.5 miles east of Hwy. 36/89. North end of lake near Wilson Lake Rock. Comment
  CHSC104751  Arnica dealbata L. P. Janeway 2010-8-29 10174 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
  UC1558234  Arnica dealbata Harold and Virginia Bailey 1948-8-28 3060 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC295876  Arnica dealbata Carl B. Wolf 1941-7-23 11057 Tehama W. Lake Almanor on rd. to Red Bluff (Calif. Highway #36) at jnct. with rd. to Chico (Calif Highway #32) 1524 Comment
  CHSC108073  Arnica discoidea B. Castro; L. P. Janeway 2000-6-11 1288 Tehama High North Coast Ranges. NE-facing slope just N of Raglin Ridge Rd, at Twin Springs; near the top of Raglin Ridge. 1249 Comment
  JEPS29580  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama near Lassen National Volcanic Park; Morgan 1463 Comment
  UCD159491  Artemisia douglasiana D. S. Park 2010-8-25 242 -2 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  CAS-BOT-BC90784  Artemisia ludoviciana subsp. ludoviciana P. A. Munz 1951-7-25 16882 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CHSC94550  Artemisia tridentata subsp. tridentata Lowell Ahart 2006-9-9 13250 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
  CHSC31487  Asarum caudatum T. Spira; R. Thode 1978-7-27 Tehama Pole Corral Gap area, w of Little Red Mountain, Shasta-Trinity NF-Yolla Bolla RD. Comment
  SEINET10903069  Asclepias David B. Dunn 1971-6-10 Dunn 17977 Tehama 14 mi. E. Of mineral on calif. Hwy 36; at camp in gurnsey national forest; andrositic flow; abies concolor; pinus ponderosa, p. Flexilis, and pseudotsuga menziesii. Comment
  CHSC64938  Asclepias cordifolia Vernon H. Oswald; Lowell Ahart 1995-7-12 7014 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy 36. 1097 Comment
  CHSC118398  Asclepias cordifolia Tim Kask; LNF Permit # 64419 2016-4-15 263 Tehama South facing slope above Judd Creek 736 Comment
  RSA107847  Asclepias eriocarpa L. S. Rose 1955-6-12 s.n. Tehama Flood bed and sandbars of Dibble Creek 1.5 mi. N of Red Bluff 91 Comment
  SEINET10580441  Asclepias eriocarpa Alice Eastwood, John Thomas Howell 1940-6-10 Eastwood 7876 Tehama 9 mi N of Red Bluff Comment
  UC596140  Asclepias eriocarpa R. F. Hoover 1938-6-10 3594 Tehama between Jelley's Ferry and Battle Creek Comment
  CHSC21255  Asclepias fascicularis M. S. Taylor 1975-10-22 964 Tehama Vina Plains, ca. 16 mi n of Chico. Comment
  CHSC40512  Asclepias fascicularis Pauleen Broyles 1982-8-11 836 Tehama Nature Conservancy Vina Plains Preserve. Adjacent to Sheep Camp Ditch, .6 km s of Lassen Road. 66 Comment
  CHSC78788  Asclepias fascicularis Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 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
  JEPS89511  Asclepias solanoana Dean W. Taylor 1972-6-17 1508 Tehama Mt. Tedoc 1371 Comment
  CHSC77296  Asclepias speciosa L. P. Janeway; B. Castro 1999-6-14 6463 Tehama Along south side South Fork Cottonwood Creek. 310 Comment
  SEINET1909985  Asparagaceae Barbara Ertter 1991-1 9870 Tehama Tehama Co.: Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff. 244 Comment
  CHSC61391  Aspidotis densa Vernon H. Oswald; Lowell Ahart 1993-8-18 5850 Tehama E slope of Mt. Conard near the S boundary of the park. Lassen Volcanic National Park. 2078 Comment
  RSA724826  Aster integrifolius L. Ahart 2006-9-9 13258 Tehama About 100 yards east of Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 air miles northeast of Butte Meadows 1526 Comment
  RSA755199  Aster occidentalis var. occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16304 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
  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-BC539317  Astragalus G. Ledyard Stebbins 1972-8-19 9018 Tehama W side of Little Red Mountain [exact location unknown] 1295 Comment
  CHSC53950  Astragalus accidens var. hendersonii Vernon H. Oswald 1991-4-30 4537 Tehama Hwy 36, 0.9 miles west of Paynes Creek, at the power transmission lines. 557 Comment
  LA204880  Astragalus accidens var. hendersonii Lewis S. Rose; 1934-4-22 34248 Tehama Paynes Creek Comment
  UCD104619  Astragalus accidens var. hendersonii Rimo Bacigalupi; G. T. Robbins 1959-4-21 7009 Tehama 0.9 mile west of Paynes Creek, along State Highway 36. 557 Comment
  JEPS75794  Astragalus clevelandii Todd and Virginia Keeler-Wolf 1973-8-25 516 Tehama about 1/8 mi n Patton Mill (Yolla Bolly Mountains); , n of Patton Mill 1188 Comment
  CHSC83878  Astragalus gambelianus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10114 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CAS-BOT-BC192810  Astragalus pauperculus H. D. Ripley; R. C. Barneby 1954-5-15 11496 Tehama 4 miles s.-w. of Dales 198 Comment
  CHSC102356  Astragalus pauperculus L. P. Janeway 2009-3-28 9651 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
  CHSC64614  Astragalus pauperculus Lowell Ahart; Vernon H. Oswald 1995-4-25 7571 Tehama Between Manton Road and the fence, on the east side of Manton Road, 200 yds south of Inks Creek Road, about 1 mile north of Dales Station on Highway 36, about 14 miles north-east of Red Bluff. 213 Comment
  JEPS54849  Astragalus pauperculus W. L. Jepson 1932-5-9 16348 Tehama ne about 10 mi Red Bluff ((near 7-Mile Creek)); ne of Red Bluff, near 7-Mile Creek 137 Comment
  JEPS90996  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  RSA0006842  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  CHSC56642  Astragalus rattanii var. jepsonianus Kate A. Hanson 1977-3-31 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km west-northwest of Corning. 450 Comment
  CHSC60083  Astragalus rattanii var. jepsonianus P. L. Lester 1980-3-31 10 Tehama Salt Creek Saddle, ca 10 yds w of Round Valley Rd, ca 5.5 mi sw of jct with Newville Rd, ca 7.5 mi sw of Paskenta. 449 Comment
  CHSC76756  Astragalus rattanii var. jepsonianus L. P. Janeway; B. Castro 1999-5-18 6442 Tehama Small side drainage/ ravine, vicinity of Red Bank Creek and Sunflower Gulch. 292 Comment
  JEPS21031  Astragalus rattanii var. jepsonianus W. L. Jepson 1899-4-27 13756 Tehama Salt Gulch Yollo Bolly Mountains, Greasewood Hills, Salt Gulch (Greasewood Hills, Yollo Bolly Mountains, western Tehama County) Comment
  JEPS81112  Astragalus whitneyi var. siskiyouensis J. P. Smith and T. W. Nelson 1978-7-22 10022 Tehama Tedoc Mtn. Yolla Bolly Quad., , Tedoc Mtn (Shasta-Trinity National Forest) 1613 Comment
  CHSC64962  Asyneuma prenanthoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7018 Tehama High North Coast Ranges. W. of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. 1097 Comment
  CHSC117578  Athyrium distentifolium var. americanum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21360 Tehama Wet area west of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  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
  CHSC28  Athyrium filix-femina var. cyclosorum V. Holt 1935-10-1 Tehama Deer Creek Road. Comment
  CHSC91082  Athyrium filix-femina var. cyclosorum D. Isle 2004-7-20 162 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N. side Rd. 23N25. 1475 Comment
  CAS-BOT-BC66031  Athyrium filix-femina var. cyclosorum P. A. Munz 1951-7-18 16645 Tehama n. slope of N. Yolla, Bolly Peak, North Yolla Bolly Mts., line of Tehama Co.-Trinity County 1950 Comment
  CHSC113279  Avena barbata Lowell Ahart; John Dittes 2014-5-17 19503 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
  JEPS95693  Avena barbata Vernon H. Oswald and L. Ahart 1995-4-3 6593 Tehama ca. 2 mi n of Dales Station; Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  CHSC75422  Avena fatua Ben Myhre 1997-3-31 33 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC102680  Avena fatua J. P. Smith 2013-5-5 13694 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  JEPS127247  Azolla filiculoides Lowell Ahart, John Dittes 2016-8-25 21309 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
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Sep 8 2018
  CDA42496  Azolla filiculoides S. T. Ancell 1961-3-22 s.n. Tehama Mills Ranch, Red Bluff. 0 Comment
  CHSC88955  Baccharis salicifolia Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  UC1034635  Balsamorhiza deltoidea Milo S. Baker 1955-7-25 13049 Tehama Post Pile Camp, 6.1 mi above Whitlock Camp Kern Mountains, Mendocino National Forest 1828 Comment
  OBI59214  Balsamorhiza hookeri Beth Corbin, Kim Earll, Linnea Hanson, Lawrence Janeway, Glenn Clifton, Mary lou Mini 1995-5-16 770 Tehama Lassen Natl forest, Almanor Ranger District. Devils Parade Groudn quad T26N, R2E, NW 1/4 of SE 1/4 sec 34. Ishi Wilderness; at Graham Pinery, about 2 mi NNW of Campbellville 847 Comment
  CHSC61399  Balsamorhiza sagittata Vernon Oswald; Lowell Ahart 1993-8-18 5826 Tehama Lassen Volcanic National Park. E slope of Mt. Conard just below the summit ridge, near the S boundary of the park. 2468 Comment
  JEPS94578  Berberis nervosa Vernon Oswald and Lowell Ahart 1997-7-7 8694 Tehama Forest Route 35 near northeast corner of the Yolla Bolly-Middle Eel Wilderness (at creek); Cedar Creek 1066 Comment
  CHSC83081  Bergia texana Lowell Ahart 2002-11-5 10014 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
  CHSC25339  Bidens cernua M. P. Hayes 1977-8-14 35 Tehama Deer Creek Meadows 1 mi SW of the intersection of Highway 32 and Highway 89. 50 m on south side of road. 1219 Comment
  RSA755213  Bidens cernua var. cernua L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 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
  CHSC84621  Bidens frondosa Lowell Ahart; John Dittes 2003-9-17 10569 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
  JEPS104382  Bidens frondosa Lowell Ahart 2003-9-17 10569 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
  UCD129579  Bidens frondosa Dean W. Taylor 1976-10-31 6193 Tehama Sacramento River: 6 miles below Red Bluff diversion dam. Comment
  JEPS90230  Boechera Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13204 Tehama head of unnamed creek draining to Spencer Meadow (e slope of Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  UC1949369  Boechera breweri Barbara Ertter with Brad Olson 1991-7-4 10193 Tehama along stream; Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC61715  Boechera howellii Vernon H. Oswald; Lowell Ahart 1993-9-2 5909 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. On the N side of the ridge near the summit. 2438 Comment
  CAS-BOT-BC14417  Boechera platysperma P. A. Munz 1951-7-18 16637 Tehama Line of Tehama - Trinity County. North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak. 1981 Comment
  CAS-BOT-BC14418  Boechera platysperma H. F. Copeland 1920-7-25 26 Tehama On summit divide between Butte, Plumas and Tehama Counties. 1828 Comment
  CAS-BOT-BC14422  Boechera platysperma Milo S. Baker 1940-8-13 9807 Tehama Cliff near Government Flat. Comment
  RSA41189  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2256 Tehama Near Vina. Comment
  RSA41178  Boisduvalia macrantha Robert F. Hoover 1937-5-19 2290 Tehama Coyote Creek bridge south of Red Bluff Comment
  UC1751235  Botrychium crenulatum Timothy B. Devine 1985-7-7 842 b Tehama 1 mi N of Jonesville (beside Willow Creek 3/4 mi N of road to Colby Mountain Lookout) 1554 Comment
  JEPS99044  Botrychium minganense Lowell Ahart 2002-6-29 9798 Tehama 1/8 mi south of creek crossing on Colby Mtn Lookout Rd. (5 mi NE of Butte Meadows); Willow Creek 1574 Comment
  UC1751220  Botrychium minganense Timothy B. Devine 1985-7-7 840 a Tehama beside Willow Creek 1 mi S of jct with logging road 1.5 mi N of jct with Colby Mt. Road 1645 Comment
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Aug 21 2008
  UC2031496  Botrychium simplex Barbara Ertter with Brad Olson 1991-7-6 10381 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
  CDA34749  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 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
  HSC100749  Brickellia californica Lowell Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek at Tehama-Vina Rd. crossing, 1.2 (air) mi. E of the Sacramento River, 3.4 (air) mi. SE of Los Molinos (High School), and 3 (air) mi. NW of Vina. 58 Comment
  HSC95412  Brickellia californica L. Ahart, John Dittes 2003-9-17 10570 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CAS-BOT-BC127687  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat Comment
  CHSC46611  Brickellia greenei Vernon H. Oswald; W. Dempsey 1989-8-3 3912 Tehama Wilson Lake north of Hwy 36, ca 8 mi (air) east of Mineral. 1633 Comment
  CHSC27801  Briza minor Catherine Corr 1978-4-18 16 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd ca. 1/4 mi w of jct. 67 Comment
  CHSC41036  Briza minor Pauleen Broyles 1982-4-20 432 Tehama Just s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 70 Comment
  UCD139107  Brodiaea californica Robert E. Preston 2003-5-31 2153 Tehama ca. 5.8 miles SE of Cottonwood, along Jellys Ferry Rd. 74 Comment
  UC903025  Brodiaea californica var. californica Ethel Crum 1932-5-9 1451 Tehama se Red Bluff 91 Comment
  CHSC52362  Brodiaea coronaria Pauleen Broyles 1987-4-29 1021 Tehama Betweem the barn and Sheep Camp Ditch. The Nature Conservany Vina Plains Preserve. Comment
  UCD77147  Brodiaea coronaria Robert E. Preston 2003-5-31 2152 Tehama Ca. 1.25 mi NNE of Dales, at Dales Lake 213 Comment
  UCD77148  Brodiaea coronaria Robert E. Preston 2003-5-18 2136 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 99 Comment
  JEPS102783  Brodiaea coronaria subsp. coronaria Lowell Ahart 2001-6-8 8796 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC64733  Brodiaea elegans subsp. elegans Vernon H. Oswald 1995-5-22 6752 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 219 Comment
  SJSU10178  Brodiaea elegans subsp. elegans R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Childs Meadow on Hwy 36 c. 8 mi E of Mineral 1508 Comment
  UCD139125  Brodiaea elegans subsp. elegans Robert E. Preston 2004-5-8 2237 Tehama 6.1 miles SW of Cottonwood, along Jellys Ferry Rd. 115 Comment
  UCD77165  Brodiaea elegans subsp. elegans Robert E. Preston 2004-5-8 2233 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd 67 Comment
  CHSC40497  Brodiaea minor Pauleen Broyles 1982-5-14 605 Tehama 0.5 km s of Lassen Road. The Nature Conservany Vina Plains Preserve. 60 Comment
  JEPS5505  Brodiaea minor W. L. Jepson 1932-5-9 16344 Tehama Red Bluff 103 Comment
  CAS-BOT-BC484513  Brodiaea minor Alice Eastwood; John Thomas Howell 1934-4-22 1884 Tehama 5 miles of Red Bluff Comment
  JEPS97244  Brodiaea nana Vernon H. Oswald and L. Ahart 1995-4-17 6652 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC49512  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3335 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC88255  Bromus carinatus var. carinatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  CAS-BOT-BC148847  Bromus carinatus var. marginatus John Thomas Howell 1960-8-18 36095 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station. 2011 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
  CHSC32788  Bromus diandrus James Jokerst 1980-6-18 880 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC64575  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1995-4-10 6621 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  UCD59482  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles N of Red Bluff. Comment
  SEINET10517943  Bromus diandrus Pauleen Broyles 1986-4-18 Broyles 951 Tehama Associates: Hordeum geniculatum, Elymus caputmedusae, Bromus mollis. Comment
  SEINET11688681  Bromus diandrus Unknown 1982-1 539 Tehama The Nature Conservancy Vina Plains Reserve Comment
  CHSC113332  Bromus hordeaceus Lowell Ahart; John Dittes 2014-5-16 19489 Tehama Small drainage on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC87145  Bromus laevipes Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Near creek. 289 Comment
  UCD80519  Bromus madritensis CNPS SN Foothill Team 2006-5-2 SNFN 0344 a Tehama TNC Easement, Denny Ranch. 295 Comment
  CHSC64739  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1995-5-9 6711 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 sw side of the borrow pit. 219 Comment
  JEPS88108  Bromus madritensis subsp. madritensis Vernon H. Oswald and Lowell Ahart 1996-5-6 7508 Tehama BLM parcel along Hwy. 36 n.e of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  CHSC75426  Bromus madritensis subsp. rubens Ben Myhre 1997-4-9 36 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC88849  Bromus madritensis subsp. rubens A. Peterson 2003-4-19 46 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
  JEPS103515  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS96011  Bromus madritensis subsp. rubens Vernon H. Oswald and Lowell Ahart 1996-4-29 7501 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, in upland (on large meander plain of intermittent stream 0.3 mi we of w boundary)); Thomes Creek Ecological Reserve, Sacramento Valley 102 Comment
  UC1019883  Bromus orcuttianus Milo S. Baker and H. K. Wagnon 1953-7-12 12861 Tehama 5.1 mi from Whitlock Camp (W Tehama County) 1828 Comment
  UC523872  Bromus orcuttianus C. R. Ball 1932-7-23 655 Tehama 21 mi w of Mineral (Paine's Creek); Paine's Creek Comment
  CHSC87853  Bromus porteri Lowell Ahart 2004-6-11 11049 Tehama On the south side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 550 Comment
  CHSC80714  Bromus pseudolaevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 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
  JEPS100233  Bromus suksdorfii Dean W. Taylor 2002-7-1 18210 Tehama Judd Creek, ca. 1 mile South of Lyman Springs 1005 Comment
  JEPS28305  Bromus suksdorfii George W. Gillett 1957-8-18 1105 Tehama about 1/4 mi above the Sulphur Works Checking Station (lower portion of Brokeoff Trail, Brokeoff Mountain, Lassen Volcanic National Park); Lassen Volcanic National Park, Brokeoff Mountain 2103 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
  UCD59950  Bromus tectorum var. glabratus A. A. Beetle 1942-5-19 3286 Tehama 5 miles N of Cold Fork Comment
  CHSC101414  Cacaliopsis nardosmia David Isle 1992-5-6 1561 Tehama West of Dead Mule spring. 1548 Comment
  RSA90604  Cacaliopsis nardosmia Milo S. Baker, H. K. Wagnon 1953-6-21 12780 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CAS-BOT-BC185461  Calamagrostis canadensis John Thomas Howell 1960-8-18 36102 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station. 2011 Comment
  CHSC65746  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1996-4-3 7295 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Common in gravel on the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS97008  Calandrinia ciliata Vernon H. Oswald and L. Ahart 1994-3-8 5980 Tehama T23N R7W NE corner Sec. 22, 1000 ft, Foothill Woodland. Round Valley Rd. at the E boundary of Mendocino National Forest, ca. 5 mi SW of Paskenta. In moist soil near a drainage in a grassy opening in blue oak woodland. 304 Comment
  CAS-BOT-BC167290  California macrophylla Grobe 1917-4-29 64 Tehama Lassen National Forest. Five miles east of Vina 60 Comment
  JEPS90703  Callitriche fassettii Dean W. Taylor 1991-4-11 11605 Tehama Seven Mile Lake Sacramento Valley, Dales 7 1/2' USGS quadrangle, Tuscan Butt (w base of Buttes) 286 Comment
  CHSC26613  Callitriche hermaphroditica M. P. Hayes 1978-3-17 132 Tehama In Leininger road vernal pool, approx. .8 mi e of Highway 99. 40 Comment
  CHSC78823  Callitriche marginata Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC78573  Calocedrus decurrens Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC54116  Calochortus amabilis Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4607 Tehama Colyear Springs Rd 4.0 miles west of Lowrey Rd, north of Paskenta. 283 Comment
  UC2027906  Calochortus amabilis Barbara Ertter 1990-5-12 8927 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  UCR11256  Calochortus amabilis Wm. Horn Jr. 1967-5-28 670528- 3 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  JEPS61671  Calochortus leichtlinii Jos. Grinnell 1927-5-26 Tehama between Mineral and Payne Creek; Lassen Peak Region 1005 Comment
  CHSC27533  Calochortus luteus Greg C. Halcomb 1978-4-14 16 Tehama Intersection of Lassen Rd. and Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  RSA125981  Calochortus luteus E. K. Balls 1957-5-24 22536 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  CHSC7086  Calochortus monophyllus D. C. Burns 1969-4-19 25 Tehama 400 yds. W on Paynes Creek Rd. from its intersection with Hwy. 36. 30 ft. n of rd. 609 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
  RSA255551  Calycadenia ciliosa Gerald D. Carr 1973-7-2 746 Tehama 1.5 miles south of Vestal Road on Weemasoul Road 381 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
  CDA14331  Calycadenia fremontii G. F. Hrusa, J. Hart 1998-5-1 14425 Tehama Sacramento Valley; S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi. W of Paskenta Rd. 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
  CHSC77530  Calycadenia fremontii Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 292 Comment
  UC174176  Calycadenia fremontii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC273397  Calycadenia fremontii R. L. Carr 1978-7-9 2022 (1978) Tehama E of Red Bluff, along S side of Hwy 36, 4.5 mi NE of Jct with Hwy 99 168 Comment
  CAS-BOT-BC273399  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Rd), 0.6 mi S of Luce and Griswald Rds (ca. 13 mi SW of Cottonwood) 191 Comment
  UC1971727  Calycadenia fremontii 1978-7-7 2117 Tehama Los Molinos, 300 yds S of road between Los Molinos and Tehama, gravel bar near Sacramento River 64 Comment
  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
  JEPS38536  Calycadenia multiglandulosa W. L. Jepson 1929-9-27 15277 Tehama Corning 76 Comment
  CHSC68930  Calycadenia pauciflora Vernon H. Oswald; Lowell Ahart 1997-7-7 8662 Tehama Ca. 42 mi west of Red Bluff on Pettyjohn Rd. (Forest Rd. 35 = 28N35), 0.4 mi east of the Trinity NF boundary. 853 Comment
  CHSC77722  Calycadenia pauciflora B. Castro; L. P. Janeway 1999-6-14 983 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 341 Comment
  CHSC85290  Calycadenia pauciflora John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 780 Tehama Inner North Coast Range; ca. 3.9 air-miles west by southwest of Paskenta, ca. 3.6 air-miles south by southeast of Eagle Peak, ca. 1.4 air-miles north of confluence of Thomes Creek and Mill Creek; Crowfoot Point, south of Toomes Camp Road. Road edge. 576 Comment
  JEPS112722  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Beehive Flat, Toomes Camp Road (Forest Road M2), 7 road mi W of Paskenta 701 Comment
  CAS-BOT-BC270852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Highway A5 on Highway 36, top of road cut 167 Comment
  CAS-BOT-BC270857  Calycadenia pauciflora Gerald D. Carr 1973-7-23 740 Tehama 1.4 miles NE of Glenn County line on West Black Butte Road 213 Comment
  CAS-BOT-BC270859  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2112 Tehama Long Gulch Camp along US Highway 36 (Beegum Road), ca. 0.5 mile SE of Tedoc Road junction, ca. 40 miles NW of Red Bluff 503 Comment
  UC1876258  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8.0 mi SW of Paskenta via Round Valley Rd., SE facing serpentine slope along rd. to Mud Flat Campground. 502 Comment
  UCD129852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Highway 36 on Tedoc Road. 426 Comment
  UCD129856  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road. 365 Comment
  UCD80044  Calycadenia truncata CNPS SN Foothill Team 2005-6-29 SNNR 0374 b Tehama USFS Lassen National Forest, on a rocky ridgetop west of Steep Hollow. 1023 Comment
  JEPS81108  Calycanthus occidentalis J. P. Smith and T. W. Nelson 1978-7-22 10043 Tehama Weston Ranch; Shasta-Trinity National Forest, Yolla Bolly Quad. 1341 Comment
  UC1949335  Calyptridium monospermum Barbara Ertter with Brad Olson 1991-7-4 10279 Tehama ca 1-1/2 mi up Williams Camp Rd (24N05) from Ball Rock / Toomes Camp Rd (M2), ca 3 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  CHSC78693  Calyptridium quadripetalum L. P. Janeway; B. Castro 2000-6-11 6792 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  JEPS96741  Calyptridium quadripetalum Dean W. Taylor 1997-6-27 16105 Tehama Pepperwood Spring; Raglin Ridge Road, Mendocino National Forest 853 Comment
  CHSC86548  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  CAS-BOT-BC221221  Calystegia malacophylla subsp. malacophylla F. J. Hermann 1931-7-11 2596 Tehama Lassen Volcanic National Park. Below Diamond Peak 2164 Comment
  CHSC80633  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2001-6-8 8770 Tehama Burned area on the south side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC94369  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-7-19 13031 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  HSC96835  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-7-19 13031 Tehama 100 yards W of dirt rd., 50 yards E of Colby Creek, 2 mi. SE of Colby Mtn., 5 mi. NE of Butte Meadows 1526 Comment
  UC1731248  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 1997-6-18 16082 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36. USGS Finley Butte 7.5' Quad. Comment
  UC2031425  Calystegia occidentalis subsp. occidentalis Barbara Ertter with Brad Olson 1993-5-15 11768 Tehama Mendocino National Forest, SW Tehama Co.: Round Valley Road (M-4) ca 6 air miles SW of Paskenta Comment
  CAS-BOT-BC493374  Camassia quamash subsp. breviflora A. A. Heller 1928-5-30 14572 Tehama Mineral 1524 Comment
  JEPS90064  Camissonia contorta Dean W. Taylor 1991-4-11 11607 Tehama w base of Tuscan Buttes, in ('Seven Mile Lake'), Sacramento Valley Tuscan Buttes; Sacramento Valley, Tuscan Buttes 286 Comment
  CHSC82304  Camissoniopsis hirtella Lowell Ahart 2002-4-27 9552 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
  JEPS88456  Capsella bursa-pastoris Vernon H. Oswald and Lowell Ahart 1996-4-8 7332 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on e. edge of Paynes Creek near its mouth on the Sacramento R., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 85 Comment
  CAS-BOT-BC17803  Carex amplifolia John Maurice Tucker; L. K. Mann 1962-7-29 3630 Tehama Ca. 3 miles east of summit of South Yolla Bolly Mountain and 0.75 mile north of Oven Lid. 2011 Comment
  CAS-BOT-BC17804  Carex amplifolia DeLoy H. Esplin; Ralph K. Gierisch 1968-10-4 2 Tehama Lassen National Forest. Deer Creek Highway 32 4.5 miles northeast of forest boundary. 1219 Comment
  JEPS110417  Carex aurea Lowell Ahart 2006-7-11 12944 Tehama On the east side 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
  JEPS63511  Carex barbarae W. L. Jepson 1938-6-10 18972 Tehama Coyote Creek, 6 miles south of Red Bluff 91 Comment
  CDA33052  Carex dudleyi L. P. Janeway 2000-6-3 6860 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 Comment
  CHSC86532  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
  SEINET7557851 Image available Carex echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 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
  JEPS124422  Carex feta Lowell Ahart, John Dittes 2015-8-5 20447 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-BC20757  Carex fracta Alice Eastwood; John Thomas Howell 1941-7-9 9782 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS102249  Carex fracta L. P. Janeway 2001-7-29 7399 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  SEINET4231859 Image available Carex fracta Unknown 2009-1 9872 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. Comment
  UCD140344  Carex fracta John Thomas Howell 1960-8-18 36093 Tehama near Lassen Volcanic National Park; Bluff Falls. 1981 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
  SD211484  Carex integra Barbara Ertter, Brad Olson 1991-7-6 10416 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
  CAS-BOT-BC7569  Carex integra B. Crampton 1954-6-16 1988 Tehama .25 miles west of Howell Camp, Mendocino National Forest - Paskenta District. 1892 Comment
  CAS-BOT-BC35479  Carex jonesii Hans Leschke 1954-7-3 s.n. Tehama Lassen Volcanic National Park, northern border of a swamp north of Willow Lake 1661 Comment
  CAS-BOT-BC31103  Carex lemmonii Willard Webster Eggleston 1911-7-18 7302 Tehama Rattlesnake-Colby Creek Divide. 1630 Comment
  RSA66384  Carex lenticularis var. impressa Phillip A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC28509  Carex lenticularis var. lipocarpa John Thomas Howell 1944-7-14 19759 Tehama Anthony Peak, east slope. Comment
  SD211486  Carex luzulina Barbara Ertter, Brad Olson 1991-7-6 10423 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
  CHSC90403  Carex multicaulis Niall McCarten 1986-6-15 5388 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W. of Johnson cabin. 1402 Comment
  JEPS102682  Carex multicaulis Vernon H. Oswald 2001-5-7 10004 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  UCD80253  Carex multicaulis CNPS SN Foothill Team 2005-6-30 SNNR 0452 a Tehama USFS Lassen National Forest - Ishi Wilderness. 1000 Comment
  CAS-BOT-BC32190  Carex multicaulis John Thomas Howell 1960-8-18 36017 Tehama Morgan Summit 1752 Comment
  CAS-BOT-BC119730  Carex nebrascensis Hans Leschke 1955-7-17 s.n. Tehama Ditch along highway, Mineral. Comment
  JEPS105666  Carex nervina L. P. Janeway 2001-6-24 7226 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. At waters edge 1652 Comment
  RSA66386  Carex neurophora Phillip A. Munz 1951-7-25 16879 Tehama 1 mile E of Square Lake. 2134 Comment
  CHSC106358  Carex nudata Lowell Ahart; John Dittes 2010-7-19 16897 Tehama About 5 yards north of the poor road crossing, on the bottom of 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
  CHSC87859  Carex nudata Lowell Ahart 2004-6-11 11022 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
  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
  CAS-BOT-BC20758  Carex pachycarpa Alice Eastwood; John Thomas Howell 1941-7-10 9851 Tehama Mendocino - Tehama County. Anthony Peak. Comment
  CHSC94343  Carex pellita Lowell Ahart 2006-7-25 13072 Tehama In a bog, east side of a large meadow with bogs, about 40 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1564 Comment
  CAS-BOT-BC118808  Carex preslii Philip Alexander Munz 1951-7-26 16932 Tehama North slope of South Yolla Bolly Peak. 2316 Comment
  CHSC54497  Carex scopulorum var. bracteosa Vernon H. Oswald 1991-7-26 4766 Tehama Lassen Volcanic National Park. Forest Lake on the trail up Brokeoff Mtn. 2286 Comment
  CHSC111260  Carex serratodens L. P. Janeway; B. Castro 2012-7-3 10944 Tehama High Cascade Range. Northwest side of Hwy 32 about 15 m northeast of the bridge across Deer Creek. 985 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
  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
  CAS-BOT-BC117824  Carex specifica George Wilson Gillett 1957-8-18 1104 Tehama Lower portion of Brokeoff Mountain trail, 1/4 mi above Sulphur Works Entrance Staition 2103 Comment
  JEPS116109  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16334 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 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
  UC1950426  Carex subfusca Barbara Ertter with Brad Olson 1991-7-6 10420 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-BC115818  Carex subfusca Hans Leschke 1954-9-22 s.n. Tehama Upper part of Broke-off Mountain in the talus. 2499 Comment
  JEPS121391  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Creek culvert Comment
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  SEINET13723057  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Cascade Range Foothills, SE side of A6, at Morgan Creek culvert 330 Comment
  SEINET10946389  Carex vulpinoidea Vernon H. Oswald, Lowell Ahart 1995-7-31 Oswald 7162 Tehama T29N R1W NW1/4 Sec. 5, 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 in moist soil near a marshy drainage. 335 Comment
  CAS-BOT-BC249088  Castilleja affinis Ira L. Wiggins 1925-3-26 1521 Tehama Above the gorge on Mill Creek Comment
  CHSC77380  Castilleja affinis subsp. affinis Julie Cunningham; Heidi West, Caroline Warren. 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Dry Creek. 259 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
  CHSC117159  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, est of Highway 32. 1061 Comment
  HSC71862  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5787 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  CHSC55419  Castilleja attenuata Vivian L. Long 1991-4-21 9 Tehama Ca. 1.5 mi s Wildcat Road, 20 ft e Hwy A6. 320 Comment
  JEPS88355  Castilleja attenuata Vernon H. Oswald and Lowell Ahart 1996-4-23 7454 Tehama ne of Red Bluff (BLM parcel along Hwy 36, gravel road just nw of parking area on Hwy 36, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 259 Comment
  JEPS94161  Castilleja attenuata Vernon Oswald and Lowell Ahart 1998-4-21 8926 Tehama Round Valley Rd. (M4) w. Paskenta (2.1 mi. w. of Newville Rd.); Inner N. Coast Ranges 304 Comment
  CHSC33367  Castilleja exserta Steven Azevedo 1980-4-2 10 Tehama 2 1/2 mi. w of Flournoy, pasture on n side of road. 274 Comment
  JEPS102792  Castilleja foliolosa Lowell Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CDA41250  Castilleja foliolosa L. Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. 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
  JEPS4507  Castilleja lacera Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  CHSC9739  Castilleja subinclusa Nancy Mosman 1971-7-17 120 Tehama Found at bottom of rocky slope 5 ft e of Hwy 32 ca. 19.6 mi s of Chester. 1066 Comment
  CHSC94361  Castilleja tenuis Lowell Ahart 2006-7-19 13036 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
  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
  CAS-BOT-BC51995  Ceanothus prostratus Carl B. Wolf 1937-5-17 8708 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 mi. above Paynes Creek P. O. Comment
  OBI10379  Ceanothus prostratus var. prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Crk rd S of Lassen Natl Park Comment
  UC726179  Ceanothus velutinus A. A. Heller 1936-6-19 Tehama ridge between Childs Meadows and Chester; ridge between Child's Meadows and Chester Comment
  CHSC102471  Centaurea melitensis L. P. Janeway 2009-6-21 9822 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  JEPS95749  Centaurea melitensis Vernon H. Oswald and L. Ahart 1996-6-13 6865 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  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
  CHSC102312  Centaurea solstitialis L. P. Janeway 2009-6-21 9808 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  SEINET8111625 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201517 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  JEPS15246  Centromadia fitchii Rimo Bacigalupi with J. R. Sweeney and George Bacigalupi Jr. 1953-8-29 4338 Tehama 1 1/2 mi e Corning (on road to Vina); Sacramento Valley 91 Comment
  CAS-BOT-BC288503  Centromadia fitchii David D. Keck 1932-7-7 1724 Tehama Red Bluff, at S city limits 95 Comment
  CHSC65931  Centunculus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7358 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. CDFG parcel on the S side of Gyle Rd. Growing on the drying bed of a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  JEPS88124  Cephalanthus occidentalis var. californicus Vernon H. Oswald and Lowell Ahart 1996-7-8 7960 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on dry flood plain of Paynes Creek near mouth of intermittent stream crossing the n.e. corner of the parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC40714  Cerastium glomeratum Pauleen Broyles 1982-3-18 328 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CAS-BOT-BC207380  Cercis occidentalis G. Edelbrock 1975-4-18 77 Tehama 3.5 mi. North of Hwy 36 on Lanes Valley Road 548 Comment
  CHSC107104  Cercis occidentalis M. Mitchell 2010-3-4 21 Tehama Dye Creek Preserve. 109 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
  CHSC86829  Cercocarpus betuloides var. betuloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  UC1127825  Cercocarpus betuloides var. betuloides P. L. Johannsen 1936-8-26 997 Tehama 1 1/4 mi nw of Junction Rattlesnake and Deer Creek (Lassen National Forest); Lassen National Forest 1097 Comment
  UC1299123  Cercocarpus ledifolius var. ledifolius Freed W. Hoffman 1950-7-6 3675 Tehama About 1 mi ne of White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  UCD130292  Chaenactis douglasii var. douglasii Dean W. Taylor 1976-7-9 6055 Tehama at headwaters of Cub Creek. 1859 Comment
  LA97825  Chaenactis douglasii var. douglasii J. M. Tucker; L. K. Mann 1959-7-19 3545 Tehama summit of South Yolla Bolly Mountain 2465 Comment
  JEPS34140  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1899-4-25 Tehama Stivers Ranch; near Rosewood Comment
  SD133931  Chaenactis glabriuscula var. heterocarpha Barbara Ertter 1989-5-3 8444 Tehama Deer Creek Road (Rt 32) at milepost 12.00, East side of Deer Creek ca.20 airmiles southwest of Chester 975 Comment
  CHSC29846  Chamaesyce hooveri K. R. Stern 1980-6-16 6656 Tehama Vernal pool, 0.7 mi. east of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
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Aug 1 2012
  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
  CHSC52652  Chamaesyce hooveri R. D. Stone; R. E. Buck 1987-8-4 836 Tehama Central Valley. June Lake, about 3.75 miles NNE of Vina and 0.8 miles NE of the uppermost of the five Laniger (Leininger) Lakes. Vernal pool. 86 Comment
  JEPS83924  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-3 830 Tehama 1.9 mi ssw Hwy 99 and Rowles Rd intersection (0.2 mi n of Tehema-Butte county line); Vina Plains 57 Comment
  CHSC66565  Chamaesyce nutans Vernon H. Oswald; Lowell Ahart 1996-7-8 7965 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Flood plain of Paynes Creek E of the mouth of the intermittent stream corssing the NE corner of the parcel. 158 Comment
  CDA13591  Chamaesyce ocellata subsp. ocellata G. F. Hrusa 1996-8-17 13516 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC66564  Chamaesyce ocellata subsp. ocellata Vernon H. Oswald; Lowell Ahart 1996-7-8 7951 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Throughout the parcel (collected in savanna at the NE corner of the parcel). 201 Comment
  JEPS9017  Chamaesyce ocellata subsp. ocellata W. L. Jepson 1929-9-27 15279 a Tehama ne side Sacramento River (in low hills); Red Bluff 243 Comment
  CHSC117307  Chamaesyce ocellata subsp. rattanii B. Castro; E. MacKinnon, A. Groom and B. Humphrey 2016-7-22 2146 Tehama Elder Creek Sediment Removal Project. Sacramento Valley. Near center of Elder Creek channel, ca 2.25 air mi NW of its confluence with the Sacramento River and 220 ft W of the San Benito Ave. bridge at the town of Gerber. Ca 25 ft E of railroad bridge, on gravel berm on N side of now-dry lowflow channel. Gravel piled, and somewhat compact, but not as cemented with hard silt as more common for this species in this creekbed. 70 Comment
  CHSC76511  Chamaesyce ocellata subsp. rattanii Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 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
  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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Apr 16 2015
  RSA0119057  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1/2 miles (air) northwest of Orland. 136 Comment
  CHSC66310  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1996-7-4 7747 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. 146 Comment
  JEPS115344  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, Josephine Guardino 2009-9-6 16371 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  RSA0118878  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  RSA66367  Cheilanthes gracillima I. M. Munz 1951-7-27 16960 Tehama Yellow Pine Forest, south base of South Yolla Bolly Mountain Peak 2058 Comment
  SEINET198076 Image available Cheilanthes gracillima L. Kellogg 1952-7-9 6 Tehama Mendocino National Forest ; Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2135 Comment
  CHSC69679  Chenopodium atrovirens Vernon Oswald 1986-7-24 2224 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2194 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
  CDA23369  Chenopodium californicum Vernon H. Oswald & Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Road, 0.9 mile west of its junction with Weemasoul Road, west of Red Bluff and southeast of Platina. Comment
  CHSC40722  Chenopodium vulvaria Pauleen Broyles 1982-7-23 821 Tehama The Nature Conservancy Vina Plains Preserve. Near barn. 60 Comment
  SEINET11934605  Chenopodium vulvaria Unknown 1982-1 821 Tehama On disturbed Tuscan loam near barn 60 Comment
  CHSC61421  Chimaphila menziesii Vernon H. Oswald; Lowell Ahart 1993-8-18 5816 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the boundary of the park. 2151 Comment
  CHSC64731  Chlorogalum angustifolium Vernon H. Oswald 1995-5-22 6748 Tehama Dales Lake Ecological Reserve. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. (Collected on the n side of Inks Creek Rd. near the w boundary). 213 Comment
  CHSC66096  Chlorogalum angustifolium Vernon H. Oswald; Lowell Ahart 1996-5-27 7647 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 102 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
  JEPS109682  Chlorogalum angustifolium Dean W. Taylor 1991-5-9 11685 Tehama Stony Creek, ca. 300 m north of the creek along the right-of-way of electrical transmission lines (PG&E Pit-Vaca line) 112 Comment
  CAS-BOT-BC498636  Chlorogalum angustifolium John Thomas Howell 1955-6-12 30308 Tehama 8.5 miles south of Corning Comment
  RSA795697  Chlorogalum pomeridianum var. minus Daniel Slakey, CNPS volunteers 2012-5-22 13 Tehama Mendocino National Forest; across the road from Salt Creek Conservation Camp. In the area sectioned off by a 360 degree curve in Round Valley Road. 434 Comment
  CHSC118043  Chorizanthe membranacea Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 205 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 201 Comment
  JEPS97245  Chorizanthe polygonoides Vernon H. Oswald and L. Ahart 1995-4-17 6668 Tehama T29N R2W SE1/4 NW1/4 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
  CHSC102332  Chorizanthe polygonoides var. polygonoides L. P. Janeway; B. Castro 2009-4-25 9760 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
  CHSC54108  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald 1991-5-20 4601 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  JEPS57707  Chorizanthe polygonoides var. polygonoides W. L. Jepson 1932-5-9 16350 Tehama Rubble Field ne Red Bluff 137 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
  CAS-BOT-BC36365  Chrysolepis sempervirens John Thomas Howell 1960-8-19 36143 Tehama Brokeoff Mountain Trail 2590 Comment
  CHSC65738  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1996-4-3 7290 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. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS97233  Cicendia quadrangularis Vernon H. Oswald and L. Ahart 1995-4-17 6673 Tehama 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
  UCR130070  Cicuta maculata var. angustifolia George K. Helmkamp, E. A. Helmkamp 2001-7-7 6903 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  UC1619982  Cirsium occidentale var. venustum Barbara Ertter, Brad Olson 1991-7-6 10450 Tehama Toomes Camp Rd. (M22) 15.6 mi. from Paskenta (2.5 mi. e. Forest Glade/Three Prong junction, ca. 28 airmiles w. of Corning, e. side Tatham Ridge overlooking valley); Tatham Ridge 1432 Comment
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CDA37983  Clarkia arcuata Vernon H. Oswald & Lowell Ahart 2001-5-7 10023 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  SEINET7096721  Clarkia concinna A. G. Vestal 1963-6-4 s.n. Tehama Along along Dry Creek on Route 36. Ca 8.1 miles west of the junction with Bowman Road and west of Cottonwood. NAD27 40? deg. 17' 51ao, -122?_ 37' 48ao (converted to WGS84 decimal degrees) Comment
  JEPS76672  Clarkia concinna subsp. concinna L. R. Heckard 1972-6-17 2952 A Tehama e slope Beegum Mt. 1127 Comment
  UCSB63931  Clarkia gracilis Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36; NE of Red Bluff; T28N R3W NWVi SWV4 Sect 13; north-facing slope of Paynes Creek Canyon at this location; Cascade Range Foothills 167 Comment
  JEPS101746  Clarkia gracilis subsp. albicaulis Dean W. Taylor 1997-6-6 16023 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage, about 150 ft below rim 975 Comment
  UC1010351  Clarkia modesta Milo S. Baker 1953-5-9 12583 Tehama w Paskenta (lgging road, near 6 mi post) Comment
  CHSC116944  Clarkia purpurea D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  CHSC31336  Clarkia purpurea W. F. Babb 1980-4-26 15 Tehama W side of Leininger Rd. ca. 600 m from its junction with Hwy 99E ca. 25.5 km n of Chico. Comment
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Jul 31 2009
  HSC75071  Clarkia purpurea J. P. Smith 1979-4-29 10079 Tehama Hwy. 36 at Basler Rd. Comment
  CHSC96658  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 2007-5-8 13740 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
  JEPS105672  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope 780 Comment
  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
  CDA15429  Clarkia purpurea subsp. viminea G. F. Hrusa, J. Hart 1998-5-1 14424 Tehama Sacramento Valley; approx. 1/4 mi. S of and above Coyote Creek, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. 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
  CHSC69689  Claytonia exigua subsp. exigua Vernon Oswald 1984-4-11 1145 Tehama Round Valley Rd. (also M4 or 23N02), 5.4 mi w of Newville Rd. (2.7 mi w of Mendocino Nat. Forest boundary). 457 Comment
  JEPS97463  Claytonia exigua subsp. exigua Vernon H. Oswald and L. Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC68701  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Lowell Ahart 1997-5-14 8432 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the Middle Fork Antelope Creek. 1011 Comment
  HSC31866  Claytonia parviflora subsp. parviflora Thomas E. Higley 1974-5-5 99 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  JEPS127229  Claytonia parviflora subsp. parviflora Lowell Ahart, John Dittes 2016-4-29 20807 Tehama About 0.8 miles (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CDA14473  Claytonia parviflora subsp. parviflora G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4205 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  CHSC67281  Claytonia perfoliata James D. Jokerst 1983-3-6 1689 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  CHSC64361  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald; Lowell Ahart 1995-3-6 6502 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. 225 Comment
  CHSC80558  Claytonia rubra subsp. rubra Vernon H. Oswald; Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  UC1299359  Claytonia rubra subsp. rubra Freed W. Hoffman 1947-6-23 1629 Tehama near Government Flat (w Tehama County) Comment
  UC2031395  Claytonia rubra subsp. rubra Barbara Ertter with Brad Olson 1991-7-4 10233 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  UC1001346  Claytonia saxosa Louise Kellogg 1952-7-18 95 Tehama directly s South Yolla Bolly Mountains (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC68958  Claytonia sibirica Vernon Oswald; Lowell Ahart 1997-7-7 8696 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC33381  Clematis lasiantha D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 73 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  CHSC64985  Clematis lasiantha Vernon H. Oswald; Lowell Ahart 1995-7-12 6994 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. On a roadside slope. 871 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
  JEPS88507  Clematis lasiantha Vernon H. Oswald and Lowell Ahart 1996-4-23 7449 Tehama BLM parcel along Hwy. 36 ne of Red Bluff (on s side of Paynes Creek just downstream from the power line at this location, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  JEPS15388  Collinsia greenei Douglas Barbe 1955-7-22 258 Tehama South Yolla Bolly (Mt. Linn); w slope, along trail to the summit, w Tehama Co. 2346 Comment
  UC1019556  Collinsia parviflora Louise Kellogg 1952-7-18 86 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s of South Yolla Bolly Mountain (North Coast Ranges, Mendocino National Forest); North Coast Ranges, Mendocino National Forest 2133 Comment
  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
  RSA90826  Collinsia rattanii Milo S. Baker, H. K. Wagnon 1953-7-12 12855 Tehama County Road, 4.2 mi above Whitlock Camp, north C. Torreyi. 1677 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
  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
  JEPS6344  Collinsia sparsiflora var. collina W. L. Jepson Apr 25-26 1899 14294 Tehama Stiver's Ranch, Crane Creek; w. Tehama Co., Stiver's Ranch, Crane Creek Comment
  JEPS126581  Collinsia tinctoria Lowell Ahart, John Dittes 2016-6-22 21039 Tehama About 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS34517  Collinsia tinctoria Freed W. Hoffman 1948-7-2 2467 Tehama near Beegum (Beegum Creek); North Coast Ranges, Beegum Creek 396 Comment
  UC726392  Collinsia tinctoria A. A. Heller 1937-7-21 15933 Tehama near the Deer Creek Crossing e of Romo ( on the Deer Creek Road); Deer Creek Road Comment
  RSA120874  Collinsia torreyi G. D. Barbe 1935-7-17 208 Tehama 1 mile south of Toome's Camp on the county road. 1890 Comment
  RSA304660  Collomia larsenii D. H. Wilken, C. Donahue 1976-7-14 12701 Tehama South face of Mount Lassen 2896 Comment
  JEPS128469  Collomia tinctoria Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -070 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed, Forest Road 27N12. Comment
  CAS-BOT-BC230669  Collomia tracyi Catherine Best 1992-7-14 1391 Tehama At the edge of the Mendocino Pass Road, near the Mendocino County - Tehama County line Comment
  CHSC70814  Comandra umbellata subsp. californica B. Castro; L. Janeway 1995-6-11 575 Tehama On W side of Hwy 32, ca 4 air mi SW of Potato Patch Campground, at 'Windy Cut Lookout' overlooking Deer Creek canyon. On open bench ca 20 ft below the main knoll and parking area. 1127 Comment
  CHSC25028  Corallorhiza maculata Bob Garamendi 1974-5-10 65 Tehama Mill/Deer Creek Study Area. S fork in Antelope Creek at Ponderosa Way. 731 Comment
  UCD138913  Corallorhiza maculata Gerald Dickinson 1964-7-24 238 Tehama above water storage tank, Anthony Peak. Comment
  CHSC101623  Corallorhiza striata David W. Isle 1992-9-3 1636 Tehama Mendocino National Forest. Go W on M4 (Log Springs Rd 23N69.2) to 5000 feet (T23N, R09W, NW cor. Sec. 22) at 23N02.5 Jct. Continue NW up M4 about 1.45 mi. to 23N69L jct (0.2 mi E of Lightning Sp. Tr. jct). On 23N69L. MDB and M. 1645 Comment
  JEPS81044  Cordylanthus pringlei Thomas Nelson, Jane Nelson, and R. Jane Cole 1979-7-27 5045 Tehama ca 1 mi from Regan Meadow (along road to Brushy Mountain); Shasta Trinity National Forest 1432 Comment
  HSC70006  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1978-7-22 4449 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 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
  RSA262513  Cornus californica J. M. Tucker, L. K. Mann, A. O. Tucker 1962-7-29 3638 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  UCD80238  Cornus glabrata CNPS SN Foothill Team 2005-6-7 SNNR 0165 c Tehama TNC Dye Creek Preserve, at the southwest end of Speegle ridge. 350 Comment
  CAS-BOT-BC209881  Cornus nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1853 Tehama Lassen Camp near Mineral Comment
  CHSC25027  Cornus nuttallii Bob Garamendi 1974-5-12 64 Tehama Mill/ Deer Creek Study Area. Ponderosa Way at Deer Creek, 100 yds of Road. Common throughout study area. 518 Comment
  UC1618281  Cornus nuttallii Barbara Ertter 1991-9-2 10784 Tehama ca. 10 airmiles w.-s.w. Paskenta (Round Valley-Paskenta rd. (Rt. M4) 7.8 mi. e. of Log Spring Creek, n. side of Goat Hill); s.w. Tehama Co., Goat Hill 1310 Comment
  UC2042828  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  CHSC106143  Cornus sericea subsp. sericea L. P. Janeway 2010-9-12 10210 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below Road M2. 1750 Comment
  SBBG50833  Cornus sericea subsp. sericea J. M. Tucker, L. K. Mann 1962-7-29 3638 Tehama 0.75 mi N of Ovenlid, S Yolla Bolly Mtn, ca. 3 mi E of the summit 1981 Comment
  CHSC81111  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  UC176017  Cornus sessilis Edward and Marguerite Hyatt Jul 30 1914-Aug 20 1914 319 Tehama Deer Creek Comment
  CHSC65057  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1995-7-17 7090 Tehama High Cascade Range. Forest Road 30N16 1.9 mi N of Hwy. 36, 3 mi S of the SW corner of Lassen Volcanic National Park. 1706 Comment
  JEPS103600  Corydalis caseana subsp. caseana Lowell Ahart 2002-6-29 9797 Tehama In the N part of a meadow, on the E side of Willow Creek, ca 1/8 mile S of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1574 Comment
  HSC74944  Corylus cornuta subsp. californica J. P. Smith, Thomas W. Nelson 1979-6-24 10165 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  SDSU4812  Corylus cornuta var. californica K. Dixon 1942-9-4 3330 Tehama Big Chico Creek. Comment
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Jul 16 2009
  CHSC40726  Crassula tillaea Pauleen Broyles 1983-4-16 903 Tehama Adjacent to Sheep Camp Ditch, wnw of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  CHSC44187  Crepis monticola Vernon Oswald 1988-6-27 3536 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC61402  Crepis occidentalis subsp. conjuncta Vernon H. Oswald; Lowell Ahart 1993-8-18 5827 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard, near the S boundary of the park. 2468 Comment
  CHSC64942  Crepis pleurocarpa Vernon H. Oswald; Lowell Ahart 1995-7-12 7027 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
  JEPS76665  Crepis pleurocarpa L. R. Heckard 1972-6-17 2959 Tehama Tedoc Mt.; nw side, along new road around w of mountain 1280 Comment
  CHSC40631  Crocidium multicaule J. D. Jokerst; H. Wurlitzer 1984-3-18 1941 Tehama On ridge south of Pine Cr. north of Pine Cr. Trail, 50 meters n. of the benchmark Pine. Foothills at the south edge of county. 473 Comment
  CHSC113003  Croton setiger Lowell Ahart 2013-8-2 18986 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
  CDA6679  Crucianella angustifolia L. Ahart, J. Dittes 2003-6-11 10257 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  JEPS104219  Crucianella angustifolia Lowell Ahart 2003-6-11 10257 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
  RSA692210  Crucianella angustifolia L. Ahart, J. Dittes 2003-6-11 10257 Tehama On the W 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
  CDA6675  Crucianella angustifolia G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2664 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  UC1949138  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff Comment
  CDA1933  Crypsis alopecuroides L. Ahart 2002-11-5 10018 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
  CHSC83073  Crypsis alopecuroides Lowell Ahart 2002-11-5 10018 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
  SD211504  Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8891 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  JEPS103344  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, ca 12 miles (air) NW of Orland. 152 Comment
  CDA1921  Crypsis vaginiflora L. Ahart 2002-11-5 10019 -A 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
  CHSC83089  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS103392  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, ca 12 miles (air) NW of Orland. 152 Comment
  UCD145296  Crypsis vaginiflora Barry Hammel 1976-8-5 428 Tehama Black Butte Lake. 213 Comment
  SEINET11689135  Crypsis vaginiflora Unknown 1982-1 806 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  UCD161947  Cryptantha G. Ledyard Stebbins 1972-6-18 9000 -A Tehama Near summit of Tedoc Mountain, north end of Yolla Bolly Range. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  CHSC117167  Cryptantha affinis Lowell Ahart; John Dittes 2016-6-22 21044 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
  CHSC63216  Cryptantha affinis Lowell Ahart 1994-7-24 7518 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
  JEPS102433  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC115228  Cryptantha crinita B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2036 Tehama Sacramento Valley. In channel of Hooker Creek, ca 10 mi NW of Red Bluff and 6 mi SW of Cottonwood, 2.75 mi W of I-5. Ca 80-100 ft W of Hooker Rd bridge,on flat streambed silt/grave/cobble low terraces and also on lower edge of the N-facing bank 161 Comment
  JEPS104341  Cryptantha crinita Lowell Ahart 2003-5-12 10126 Tehama Along a wash, on the nw side of the poor dirt road, just n of Jelly Ferry Rd, 1.3 mi (air) sw of Coleman Fish Hatchery, ca 6.0 mi (air) e of Cottonwood. 131 Comment
  UC1584585  Cryptantha crinita Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10643 Tehama near jct of Spring Branch Rd. (Manton Rd.) with Gover Rd. (ca 400 m upstream from road); Northern Sacramento Valley 134 Comment
  UCD18414  Cryptantha crinita Tina Costella 2000-5-1 s.n. Tehama west of I-5, north of Red Bluff along Hooker Creek; east and west banks. 100 Comment
  CHSC67179  Cryptantha flaccida James D. Jokerst 1983-5-7 1735 Tehama On the Wurlitzer Ranch ca. 50 m E of Meridian Rd., just S of its junction with Lassen Rd. 103 Comment
  CHSC78818  Cryptantha flaccida Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS88116  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1996-4-29 7495 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, along intermittent stream 0.3 mi e of w boundary, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 102 Comment
  SEINET516285  Cryptantha flaccida Vernon H. Oswald 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  UC1442620  Cryptantha flaccida Lowell Ahart 1979-4-25 Tehama 1.5 mi n Red Bluff (along Dibble Creek); Dibble Creek 100 Comment
  CHSC47982  Cryptantha intermedia Vernon Oswald 1988-5-12 3307 Tehama M2 (23N01) 5.7 mi (odometer) w of Paskenta. 512 Comment
  CHSC66478  Cryptantha intermedia Vernon H. Oswald; Lowell Ahart 1996-5-20 7598 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in a flood channel along Paynes Creek. 158 Comment
  UC1051535  Cryptantha intermedia Helen K. Sharsmith 1954-6-24 4342 Tehama 1 mi below Eagle Peak summit (sw ridge leading to Eagle Peak); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  JEPS90319  Cryptantha milobakeri Dean William Taylor 1972-6-17 1495 Tehama on Tedoc Mountain, along Wells Creek Wells Creek; Tedoc Mountain, Wells Creek 822 Comment
  CHSC94363  Cryptantha torreyana Lowell Ahart 2006-7-19 13022 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
  HSC74946  Cryptantha torreyana J. P. Smith, Thomas W. Nelson 1979-6-23 10163 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  CHSC54086  Cupressus macnabiana Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4609 Tehama Raglin Ridge Rd, 3.2 miles south-southwest of Colyear Springs Rd, northwest of Paskenta. 792 Comment
  CHSC93108  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1147 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  CHSC87851  Cuscuta californica var. californica Lowell Ahart 2004-6-11 11017 Tehama Northwest of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 553 Comment
  RSA262495  Cuscuta occidentalis J. M. Tucker 1959-7-19 262495 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2104 Comment
  JEPS96019  Cynodon dactylon Vernon H. Oswald and Lowell Ahart 1996-5-27 7638 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca 0.2 mi e of the w boundary of the reserve); nw side Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC57351  Cynoglossum grande S. R. Mitchelson 1987-4-12 4 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  RSA90824  Cynoglossum occidentale Milo S. Baker, H. K. Wagnon 1953-7-11 12842 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC112589  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC117724  Cyperus esculentus var. leptostachyus Lowell Ahart; John Dittes 2016-8-25 21314 Tehama Low wet depression along a dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC84623  Cyperus flavescens Lowell Ahart; John Dittes 2003-9-17 10594 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
  CHSC40800  Cyperus niger Pauleen Broyles 1982-7-27 814 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch s of Lassen Rd. 60 Comment
  CHSC59188  Cyperus niger Vernon H. Oswald 1992-9-9 5205 Tehama Lassen Volcanic National Park. Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at it mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. 2042 Comment
  SBBG12961  Cyperus squarrosus T. L. Secrest 1958-6-29 Tehama Sacramento River at Red Bluff Comment
  CDA38896  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10596 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC84588  Cyperus strigosus Lowell Ahart; John Dittes 2003-9-17 10598 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
  SEINET13710705  Cyperus strigosus Lowell William Ahart, Lowell William Ahart 2003-1 10598 Tehama 5 Mi. SE of Los Molinos, E of Hwy 99 (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  RSA0112569  Cypselea humifusa Lowell A. Ahart 2013-8-8 19000 Tehama About 100 yards west of Black Butte Road, about 200 yards north of Stony Creek, about 1/8 mile east of Black Butte Dam. 106 Comment
  HSC95686  Cystopteris fragilis Vernon H. Oswald, L. Ahart 1997-7-7 8711 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
  CAS-BOT-BC70557  Cystopteris fragilis Douglas Barbe s.n. Tehama Trail to Square Lake 2072 Comment
  CAS-BOT-BC189843  Dactylis glomerata John Thomas Howell 1960-8-20 36249 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  CAS-BOT-BC189846  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama South base of South Yolla Bolly Mountains. 2133 Comment
  CHSC78769  Danthonia californica var. californica L. P. Janeway; B. Castro 2000-6-11 6788 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge. East-facing seep near head of drainage. 902 Comment
  RSA758290  Danthonia unispicata Barbara Ertter, Brad Olson 1991-7-4 10215 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
  UCD61356  Danthonia unispicata Beecher Crampton 1954-6-16 1999 Tehama Whitlock Camp-Round Mountain area, west of Paskenta. 1219 Comment
  SEINET3829247  Danthonia unispicata Helen K. Sharsmith 1954-1 4348 Tehama Among chaparral on serpentine rock. Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest. 1067 Comment
  CHSC88861  Darmera peltata Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. Antelope Creek, Upper Slab on the southern shoreline. UTM: 10 0594887 E, 4453861 N. 392 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
  JEPS97272  Daucus pusillus Vernon H. Oswald and L. Ahart 1995-5-9 6714 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1001300  Delphinium antoninum Louise Kellogg 1952-7-12 24 a Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 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
  SEINET5338024  Delphinium hansenii B. Blincoe 1961-4-29 s.n. Tehama 25 miles east of Red Bluff. 914 Comment
  CHSC84656  Delphinium hesperium subsp. hesperium Samantha Mackey Hillaire; Brian Elliott 2003-5-31 345 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, S of trail split, on the W branch of the trail. 701 Comment
  RSA49233  Delphinium hesperium subsp. pallescens P. A. Munz 1949-5-14 13193 Tehama 5 miles N of Red Bluff. Comment
  SBBG2203  Delphinium nuttallianum H. and M. Dearing 1938-6-24 3032 Tehama Mineral Comment
  CHSC61996  Delphinium variegatum Robert S. Compton 1993-4-17 25 Tehama 120 m n of Reed's Creek Rd and 200 m w of the Reed's Creek School, 10 km w of Red Bluff. 100 Comment
  UCR11243  Delphinium variegatum Wm. Horn Jr. 1967-5-28 670528 6 Tehama Highway 36, 23 mi west of Red Bluff 244 Comment
  CAS-BOT-BC16947  Delphinium variegatum subsp. variegatum A. A. Heller 1916-4-20 12329 Tehama 3 miles north of Red Bluff Comment
  CHSC75396  Delphinium variegatum subsp. variegatum Ben Myhre 1997-3-10 17 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UCD61408  Deschampsia danthonioides A. A. Beetle 1943-5-25 1947 Tehama Near Paynes Creek. Comment
  SEINET11689129  Deschampsia danthonioides Unknown 1982-1 442 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 70 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
  UCD63523  Deschampsia elongata Dean W. Taylor 1976-7-8 6031 Tehama Drainage of Cub Cr. upstream from jct. with Deer Cr. along Highway 32. 1188 Comment
  CHSC63225  Dicentra formosa Lowell Ahart 1994-7-24 7519 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
  UC1362286  Dicentra formosa Kingsley R. Stern 1964-6-24 2121 Tehama ca 0.5 mi e Mineral (Mineral campground) 594 Comment
  UC2042819  Dicentra formosa Barbara Ertter 1990-5-13 8953 Tehama 0.3 mi S of Mineral on Highway 172 to Mill reek, at edge of Battle Creek Meadows. Comment
  CAS-BOT-BC402486  Dicentra formosa subsp. formosa Alice Eastwood; John Thomas Howell 1941-7-9 9829 Tehama Near Government Flat Comment
  RSA433583  Dicentra formosa subsp. formosa Bonnie C. Templeton 1960-6-14 8501 Tehama 2 miles west of Mineral Comment
  RSA66682  Dicentra formosa subsp. formosa P. A. Munz 1951-7-26 16945 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  CDA12945  Dichelostemma multiflorum G. F. Hrusa 1996-5-2 12906 Tehama Central Valley; Near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  CHSC118053  Dichelostemma multiflorum Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 189 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  HSC67096  Dichelostemma multiflorum C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 84 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  SJSU10163  Dichelostemma multiflorum S. S. Rewak 1962-4-18 81 Tehama Proberta Comment
  UCR263460  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 Tehama northwest side of Dry Fork Creek northwest of the junction of Hwy 36 and Route A5 (Bowman Road) c. 15 air miles west-northwest of Red Bluff, on Reed property 183 Comment
  CAS-BOT-BC502680  Dichelostemma multiflorum Elmer I. Applegate 1928-4-25 5382 Tehama Dry roadside just north of Orland Comment
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CHSC117661  Digitaria sanguinalis Lowell Ahart; John Dittes 2016-8-25 21287 Tehama Depression in a road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CAS-BOT-BC153655  Diplacus jepsonii John Thomas Howell 1960-8-19 36126 Tehama Brokeoff Mt. Trail 2346 Comment
  UCD64357  Distichlis spicata var. nana A. A. Beetle 1942-5-19 3285 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  CHSC21459  Dodecatheon alpinum M. S. Taylor 1975-7-17 847 Tehama Abundant along creek in Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36 and 89. 1828 Comment
  CHSC13890  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama 2.6 mi e on Vina road from hwy 99 to Reed Orchard Road; 0.8 mi e on Reed Orchard Road in cow pasture. Comment
  UCD118825  Dodecatheon clevelandii subsp. patulum Roman Gankin; W. R. Hildreth 1966-3-16 711 Tehama On Toomes Camp Road, 3.3 miles west of Paskenta. Comment
  CHSC101180  Dodecatheon hendersonii L. P. Janeway 2009-3-28 9681 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. Rocky north-facing slope just above the creek. 518 Comment
  HSC89675  Dodecatheon hendersonii William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Tedoc Rd. near intersection with Hwy. 36 549 Comment
  UC673357  Dodecatheon subalpinum L. Wohletz 1933-4-1 Tehama foothill region of Los Molinos Comment
  UC2043174  Downingia bicornuta var. bicornuta Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8942 a Tehama Ca. 2 miles NW of Tuscan Butte, ca. 10 air miles NE of Red Bluff. Comment
  UC765402  Downingia bicornuta var. bicornuta R. F. Hoover 1937-5-19 2258 Tehama near Vina Comment
  CHSC27822  Downingia cuspidata Catherine Corr 1978-4-18 5 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. Ca. 1/4 mi w of junction. 67 Comment
  JEPS94819  Downingia cuspidata Vernon H. Oswald and Lowell Ahart 1998-4-27 8977 Tehama Vestal Road 4.9 mi w of its junction Cannon, Pettyjohn, and Reeds Creek Roads, w of Red Bluff and s of Highway 36 Red Bluff; Vestal Road 292 Comment
  JEPS14477  Downingia cuspidata S. A. Long 1938-5-16 Tehama between Red Bluff and Henleyville Comment
  CHSC40709  Downingia ornatissima var. ornatissima Pauleen Broyles 1982-4-23 458 Tehama The Nature Conservancy Vina Plains Preserve. Deep clay of a wallow just s of Lasses Road and ca 300 meters e of Sheep Camp Ditch. 68 Comment
  CHSC79976  Downingia ornatissima var. ornatissima B. Castro; L. P. Janeway 2000-5-11 1159 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS108531  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-5-1 90 -95 Tehama South of Red Bluff. On west side of Rawlins Rd., between Gyle and Tehama Rds. Comment
  UC596494  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-19 2252 Tehama near Vina Comment
  UC1586545  Draba verna Vernon H. Oswald and Lowell Ahart 1991-4-16 4501 Tehama Colyear Springs Rd. 4.0 mi w Lowrey Rd. (n of Paskenta); n of Paskenta 332 Comment
  CHSC102463  Draba verna var. verna L. P. Janeway 2009-3-28 9660 Tehama Cascade Range Foothills. 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
  UC638721  Drymocallis Ethel Crum 1937-8-7 1953 Tehama meadow 1.6 mi nw Mineral Summit; nw of Mineral Summit 1463 Comment
  CAS-BOT-BC159633  Drymocallis glandulosa var. glandulosa H. F. Copeland 1920-7-17 107 Tehama Butt Mt. 1828 Comment
  CAS-BOT-BC527351  Drymocallis glandulosa var. reflexa Alice Eastwood; John Thomas Howell 1941-7-9 9708 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC157801  Drymocallis lactea var. lactea Ethel Crum 1937-8-7 1953 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  CAS-BOT-BC536649  Drymocallis pseudorupestris George W. Gillett 1957-8-13 1064 Tehama Brokeoff Mountain 2514 Comment
  UC673607  Dudleya cymosa L. V. Compton 1930-5-20 Tehama 21 mi ne Red Bluff (Meadow Ranch) Comment
  CHSC115812  Dysphania pumilio Lowell Ahart; John Dittes 2015-8-5 20458 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC41047  Echinochloa crus-galli Pauleen Broyles 1982-7-27 816 Tehama The Nature Conservancy Vina Plains Preserve. Edge of irrigation ditch. 66 Comment
  CHSC41048  Echinochloa crus-galli Pauleen Broyles 1982-7-22 812 Tehama The Nature Conservancy Vina Plains Preserve. N of barn in s pasture. 63 Comment
  JEPS124117  Elatine Lowell Ahart, John Dittes 2015-6-22 20263 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-BC113741  Eleocharis acicularis Alice Eastwood; John Thomas Howell 1941-7-9 9804 Tehama Government flat. Comment
  CAS-BOT-BC113745  Eleocharis acicularis Philip Alexander Munz 1951-7-25 16874 Tehama On drying, stony bare flat near small stream, 1 mi. E of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CHSC88519  Eleocharis erythropoda Jenny Marr; L. P. Janeway, B. Castro, Caroline Warren 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek, Long Gulch, and Cooks Ridges. Along creek. 335 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
  CDA38947  Eleocharis macrostachya L. Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CDA38948  Eleocharis macrostachya L. Ahart 2004-6-28 11136 -A Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CHSC66586  Eleocharis macrostachya Vernon H. Oswald; Lowell Ahart 1996-7-8 7969 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC87944  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 A Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  RSA794948  Eleocharis palustris L. Ahart, Josephine Guardino, John Dittes 2009-8-27 16335 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A., 2.3 air miles northeast of the town of Mill Creek, 9.1 air miles south of Lassen Peak. 1494 Comment
  CHSC79859  Eleocharis parishii L. P. Janeway; B. Castro 2000-4-21 6671 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  JEPS19322  Eleocharis parishii W. L. Jepson 1929-9-27 15282 Tehama Manton 853 Comment
  CHSC84433  Eleocharis suksdorfiana Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10533 Tehama Meadow, about 50 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS124409  Eleocharis suksdorfiana Lowell Ahart, John Dittes 2015-8-6 20502 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
  UCD61491  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain. 2465 Comment
  CHSC32802  Elymus elymoides subsp. elymoides James Jokerst 1980-6-18 895 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  UC1107307  Elymus elymoides subsp. elymoides J. M. Tucker and L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain; at summit 2465 Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 Comment
  JEPS102672  Elymus glaucus subsp. glaucus Lowell Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC74985  Elymus multisetus J. P. Smith, Thomas W. Nelson 1979-6-25 10200 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  UCD80545  Elymus multisetus CNPS SN Foothill Team 2005-7-1 SNNR 0492 d Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CHSC84899  Epilobium brachycarpum L. P. Janeway 2003-9-18 7993 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  JEPS108868  Epilobium brachycarpum Lowell Ahart 2006-7-26 13075 Tehama On the west edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 mile (air) northeast of Butte Meadows 1518 Comment
  CHSC115773  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2015-8-5 20470 Tehama East side 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
  CHSC84362  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10528 Tehama Meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CHSC68957  Epilobium ciliatum subsp. glandulosum Vernon Oswald; Lowell Ahart 1997-7-7 8669 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  CHSC66092  Epilobium cleistogamum Vernon H. Oswald; Lowell Ahart 1996-5-27 7649 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the largest pool in the cluster of pools located N of the farm pond. 103 Comment
  UC1392746  Epilobium cleistogamum R. F. Hoover 1968-5-29 11132 Tehama 4 mi se Vina 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
  CHSC80402  Epilobium densiflorum Caroline Warren; Heidi West, Natalie Wight 1998-6-5 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 259 Comment
  CHSC84287  Epilobium densiflorum Lowell Ahart; John Dittes 2003-6-11 10246 A 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
  JEPS104058  Epilobium densiflorum Lowell Ahart 2003-6-11 10246 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
  JEPS117431  Epilobium densiflorum Lowell Ahart 2010-7-17 16882 Tehama On the south side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, , about 4.5 miles (air) southeast of Manton, about 2 -1/2 miles (air) north of Highway 36 726 Comment
  UC1949053  Epilobium densiflorum Barbara Ertter with Brad Olson 1991-7-5 10312 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch in SE corner of ranch Comment
  UCD80479  Epilobium densiflorum CNPS SN Foothill Team 2005-6-21 SNNR 0351 b Tehama Tehama County; USFS Lassen National Forest; stand abuts Mill Creek on its southern corner. 559 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
  UC575019  Epilobium glaberrimum subsp. glaberrimum C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  RSA94029  Epilobium hallianum Milo S. Baker, J. K. Wagnon 1953-7-12 12883 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  RSA67185  Epilobium hornemannii subsp. hornemannii P. A. Munz 1951-7-25 16857 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC63406  Epilobium minutum Vernon H. Oswald 1994-6-11 6267 Tehama Tedoc Rd. (Forest Rd. 45) 3.8 mi S of Pattymocus Lookout Rd., 2.2 mi N of Tedoc Gap, W of Red Bluff and S of Platina. On roadside banks. 1359 Comment
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  CDA38102  Epilobium pallidum L. Ahart, John Dittes 2003-6-11 10247 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
  CHSC109230  Epilobium torreyi Robert Fischer 2012-5-20 1063 Tehama Northern Sacramento Valley, north of Chico, within the southernmost portion of Tehama County, off of Hwy 99 and 0.4 miles west on Haille Road. Vina Plains Preserve, Wurlizer Unit. 56 Comment
  CHSC86821  Epilobium torreyi Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  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
  UCD147036  Epipactis gigantea Robert E. Preston 2012-6-18 2878 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  CAS-BOT-BC56969  Equisetum arvense John Thomas Howell 1960-8-18 36053 Tehama Bluff Falls 1981 Comment
  JEPS95743  Eragrostis cilianensis Vernon H. Oswald and L. Ahart 1995-7-17 7081 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Annual weed along the edge of Inks Creek Rd. (E end). 213 Comment
  HSC95763  Eragrostis pectinacea var. pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  JEPS52481  Eremocarpus setiger W. L. Jepson 1929-9-30 15332 Tehama Manton 426 Comment
  UC17610  Eremocarpus setiger H. F. Stivers 1898-1 Tehama Rosewood Comment
  HSC4048  Eremogone congesta Louise Kellogg 1952-7-17 74 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CAS-BOT-BC287473  Ericameria greenei John Thomas Howell 1960-8-18 36092 A Tehama Lassen Volcanic National Park. Sulphur Works entrance station 2011 Comment
  CAS-BOT-BC287476  Ericameria greenei Hans Leschke 1954-9-22 s.n. Tehama Lassen Volcanic National Park. Brokeoff Mt 2316 Comment
  CHSC32818  Ericameria linearifolia Brian H. McMurtry 1979-4-7 1 Tehama Ca. 2mi. se of Paskenta on Round Valley Rd. Comment
  UC1010353  Ericameria linearifolia Keith Wagnon 1953-5-9 12615 Tehama logging rd w Paskenta (in foothills, near 6 mi post but above rd) Comment
  CAS-BOT-BC294310  Ericameria nauseosa var. speciosa A. A. Heller 1941-7-29 16267 Tehama Five miles west of Lassen Camp on State Highway #36, edge of the canyon looking down into Battle Creek Comment
  CAS-BOT-BC294314  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36273 Tehama Near Lassen Volcanic National Park. Between Morgan and Childs Meadows 1524 Comment
  CHSC26699  Ericameria nauseosa var. speciosa M. S. Taylor 1977-8-17 1475 Tehama On mountain peak, ca. 1/2 mi n of Old Humboldt Rd, ca. 3 mi e of its jct with Scotts john Rd, no of Jonesville. 1981 Comment
  CHSC40516  Erigeron canadensis Pauleen Broyles 1982-9-4 850 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UC1586624  Erigeron divergens Vernon H. Oswald and Lowell Ahart 1991-5-9 4562 Tehama located ca. 1.5 mi ne (over the Sacramento River) Bend Bridge (ca. 6.5 mi nne of Red Bluff, on the w edge of Paynes Creek, ca. 1000 ft upstream from the Sacramento River); Paynes Creek Recreation Area 91 Comment
  CAS-BOT-BC300704  Erigeron glacialis var. glacialis F. J. Hermann 1931-7-6 2542 Tehama Lassen Volcanic National Park. 1 mile S. of Park Entrance 1950 Comment
  CHSC60308  Erigeron inornatus var. inornatus Mary Ann Showers 1992-6-26 2593 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  SEINET8667557 Image available Erigeron inornatus var. inornatus D. E. Lepley 2006-7-7 s.n. Tehama Northwest flank of Colby Mountain. Take Road 27N06 4.3 miles east from Highway 32 (junction less than a mile south of highway's lowest Deer Creek crossing). 1487 Comment
  JEPS41751  Erigeron lassenianus var. lassenianus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  HSC101762  Eriochloa contracta J. P. Smith 2011-9-23 13426 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 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
  SEINET5495499  Eriodictyon californicum E. House 1956-4-27 14 Tehama Alongside California St. Route 36 on the way to Red Bluff 762 Comment
  CHSC45364  Eriogonum compositum var. compositum Vernon Oswald 1986-5-23 2036 Tehama Round Valley Rd. (M4) 0.5 mi nw of Bennett Creek. On a roadcut. 853 Comment
  UC1001337  Eriogonum compositum var. compositum Louise Kellogg 1952-7-17 80 Tehama South Yolla Bolly Mountain Middle Eel-Yolla Bolla Primitive Area, South Yolla Bolly Mou 2438 Comment
  UC1037406  Eriogonum compositum var. compositum Douglas Barbe 1955-7-21 226 Tehama w shore of Square Lake Square Lake 2103 Comment
  CAS-BOT-BC242616  Eriogonum dasyanthemum Alice Eastwood; John Thomas Howell 1941-7-9 9757 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CDA13584  Eriogonum dasyanthemum G. F. Hrusa 1996-8-17 13508 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC112579  Eriogonum dasyanthemum Lowell Ahart 2013-9-17 19045 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC76527  Eriogonum dasyanthemum Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC80676  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC74828  Eriogonum dasyanthemum J. P. Smith, Thomas W. Nelson 1978-7-22 10017 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  SEINET1910011  Eriogonum dasyanthemum Barbara Ertter 1991-1 10791 Tehama sw Tehama Co.: Round Valley - Paskenta road (Rt M4) 12.2 mi W of Newville Road jct, ca 9 airmiles WSW of Paskenta 1219 Comment
  UC1299704  Eriogonum libertini Freed W. Hoffman 1949-7-21 3051 Tehama near Tedoc Gap; North Coast Ranges, Tedoc Mountain Comment
  UCD100295  Eriogonum libertini D. W. Taylor; G. L. Stebbins, L. R. Heckard 1972-6-17 1509 Tehama on Mt. Tedoc. 1371 Comment
  CAS-BOT-BC259367  Eriogonum lobbii J. M. Tucker; L. K. Mann 1959-7-19 3552 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC259369  Eriogonum lobbii Clare B. Hardham 1971-8-10 18316 Tehama South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC259370  Eriogonum lobbii John Thomas Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama - Mendocino Co. Comment
  JEPS56160  Eriogonum luteolum W. L. Jepson 1927-6-19 12257 Tehama on the lava fields a few mi w Tuscan Buttes Comment
  CHSC64984  Eriogonum luteolum var. luteolum Vernon H. Oswald; Lowell Ahart 1995-7-12 6992 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. Roadside. 871 Comment
  JEPS56152  Eriogonum luteolum var. luteolum W. L. Jepson 1929-9-27 15281 Tehama stream bed in hills ne Red Bluff 243 Comment
  SEINET6894812  Eriogonum nudum Robert A. Evers, Clara V. Evers 1975-8-23 115016 Tehama 2 miles (3.2 km) west of MIneral. Comment
  CHSC117621  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21366 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  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
  UC1025131  Eriogonum spergulinum var. reddingianum Douglas Barbe 1955-7-16 174 Tehama on the e ridge leading to summit of South Yolla Bolly (Mt. Linn); South Yolla Bolly (Mt. Linn) 2286 Comment
  UC1002622  Eriogonum spergulinum var. reddingianum Milo S. Baker and H. K. Wagnon 1953-7-11 12831 Tehama 1.9 mi above Whitlock Camp 1371 Comment
  CAS-BOT-BC262772  Eriogonum strictum var. proliferum James L. Reveal 1978-7-19 4787 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386 Comment
  UCD101202  Eriogonum strictum var. proliferum J. M. Tucker; L. K. Mann 1959-7-19 3560 Tehama southeast side of South Yolla Bolla Mountain. 2194 Comment
  JEPS56416  Eriogonum tripodum W. L. Jepson 1938-6-10 18982 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  JEPS96720  Eriogonum tripodum Dean W. Taylor 1997-7-10 16121 Tehama Valentine Ridge; Yolla Bolly Mtns; Mendocino National Forest 685 Comment
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Jul 6 2009
  UC1731897  Eriogonum tripodum Dean W. Taylor 1997-6-6 16027 Tehama along rd. from Campbellville to Baccalla Cabin (Lassen Nat'l Forest, on n. side of ridge in Sulphur Creek drainage, ca. 50 ft below rim); Sierra Nevada (nSNF), Devils Parade Ground 608C 7 1/2 Quad. 1005 Comment
  CAS-BOT-BC267966  Eriogonum umbellatum var. argus C. Hart Merriam No date on label s.n. Tehama S. Yolla Bolla, top Comment
  CHSC61664  Eriogonum umbellatum var. smallianum Vernon H. Oswald; Lowell Ahart 1993-9-2 5899 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CHSC76834  Eriogonum umbellatum var. smallianum L. P. Janeway; B. Castro 1999-8-23 6536 Tehama High North Coast Ranges. Along Summit Trail between Green Springs Trailhead and Hammerhorn Mountain. 1981 Comment
  CHSC76528  Eriogonum wrightii var. trachygonum Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 304 Comment
  CHSC44188  Eriophyllum lanatum var. achilleoides Vernon Oswald 1988-6-27 3537 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolly Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC77304  Eriophyllum lanatum var. achilleoides Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 256 Comment
  HSC95318  Eriophyllum lanatum var. achilleoides L. Snyder, B. Redfern, A. de Knijf 1999-4-17 47 Tehama Hwy. 36 200 Comment
  CHSC77305  Eriophyllum lanatum var. aphanactis Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC77726  Eriophyllum lanatum var. aphanactis B. Castro; L. P. Janeway 1999-5-12 933 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 219 Comment
  CHSC94500  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-8-15 13196 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
  JEPS61403  Erodium botrys Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC118650  Erodium brachycarpum Richard R. Halse 2016-3-19 9650 Tehama Along Newville Road ca 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir, near spillway to Stony Creek. 113 Comment
  CHSC86005  Erodium cicutarium Jenny Marr 1998-3-17 Tehama Vicinity of upper North Fork Stony Creek and Garland Road (Newville Road). 231 Comment
  CHSC40508  Eryngium castrense Pauleen Broyles 1982-7-16 798 Tehama The Nature Conservancy Vina Plains Preserve. Nw of barn in s pasture. 62 Comment
  UCD21179  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. 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
  UC1010395  Erysimum capitatum var. capitatum Milo S. Baker and H. K. Wagnon 1953-7-21 12785 Tehama logging road w Paskenta 1219 Comment
  CHSC54112  Erythranthe bicolor Vernon H. Oswald 1991-5-20 4603 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  SBBG6967  Erythranthe bicolor H. and M. Dearing 1938-6-22 2087 Tehama near Deer Crk Falls 1523 Comment
  SJSU7667  Erythranthe breweri J. W. Tilden 1960-6-26 1480 Tehama Wilson L 1524 Comment
  CHSC88291  Erythranthe cardinalis Lowell Ahart 2004-6-28 11130 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC89842  Erythranthe cardinalis Shirley Innecken; B. Castro 2001-6-11 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 304 Comment
  CHSC55594  Erythranthe glaucescens Steven Triano 1988-4-17 67 Tehama Along e side of Hwy. 32 ca 14.7 mi n of Forest Ranch. 984 Comment
  CHSC65976  Erythranthe glaucescens Vernon H. Oswald; Lowell Ahart 1996-4-23 7442 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Plants of Hig Lake Plateau. 147 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
  CHSC57552  Erythronium multiscapideum S. R. Mitchelson 1987-4-17 19 Tehama Ca. 1.5 km ene of Finely Butte. 555 Comment
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Apr 20 2011
  CHSC88843  Erythronium multiscapideum Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  SBBG57772  Erythronium purpurascens H. and M. Dearing 1938-6-23 206 Tehama 15 mi E of Mineral Comment
  HSC60619  Erythronium purpurascens Carl Wishner 1978-6-30 524 Tehama 2 mi. outside boundary of Lassen National Park adjacent to Hwy. 89 Comment
  JEPS94747  Eschscholzia caespitosa Vernon Oswald and Lowell Ahart 1998-4-21 8930 Tehama w of Salt Creek Conservation Camp (Nomalaki Trail just n of Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond); Inner North Coast Ranges, Nomalaki Trail 548 Comment
  UC1873696  Eschscholzia caespitosa Barbara Ertter with Brad Olson 1993-5-15 11747 Tehama SW Tehama Co: Round Valley Road (M-4) ca 6 air miles SW of Paskenta, ca 1/2 mile north of Salt Creek Conservation Camp, edge of Mendocino National Forest. Comment
  RSA21515  Eschscholzia caespitosa subsp. caespitosa Carl B. Wolf 1937-5-16 8701 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CAS-BOT-BC402932  Eschscholzia californica A. A. Heller 1922-5-13 13624 Tehama Along the highway between Dairyville and Red Bluff at the Cone ranch Comment
  JEPS113148  Eschscholzia lobbii Lowell Ahart 2007-5-8 13744 Tehama Along flood plain of Dibble Creek, about 100 yards norht of Highway 36, about 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  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-BC310406  Eucephalus breweri John Thomas Howell 1960-8-19 36166 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  SEINET10453766  Euphorbia hooveri Mary Susan Taylor 1980-1 Tehama Comment
  CAS-BOT-BC202416  Euphorbia ocellata Milo S. Baker 1947-8-14 11999 Tehama Ca. 4 mi N.E. of Red Bluff on Rd. to Mineral Comment
  RSA432420  Euphorbia ocellata subsp. ocellata Milo S. Baker 1947-8-14 11999 Tehama ca. 4 miles from Red Bluff along Hwy. to Mineral. Comment
  RSA530022  Euphorbia ocellata var. ocellata D. W. Taylor 1990-8-11 11459 Tehama North of Thomas Creek, 1 mile above Rawson Road. 104 Comment
  RSA93508  Euphorbia ocellata var. rattanii Milo S. Baker, Wagnon 1953-5-30 s.n. Tehama Logging road west of Paskenta near 5 mile post. 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
  CHSC84618  Euthamia occidentalis Lowell Ahart; John Dittes 2003-9-17 10572 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  UCD132328  Euthamia occidentalis Collector Unknown 1978-9-25 s.n. Tehama 2 miles south of the town of Tehama. Comment
  CHSC101634  Festuca arundinacea D. Isle 1989-4-20 1617 Tehama Mendocino National Forest. Red Bluff Diversion Dam area; east of Sacramento River diversion. Comment
  RSA141293  Festuca idahoensis J. M. Tucker, L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1921 Comment
  CHSC68709  Festuca occidentalis Vernon H. Oswald; Lowell Ahart 1997-5-14 7425 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek. 1030 Comment
  UCR123527  Festuca occidentalis George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6893 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  UCD32610  Festuca roemeri Beecher Crampton 1954-6-16 1976 Tehama Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 Comment
  UC1949284  Floerkea proserpinacoides Barbara Ertter with Brad Olson 1991-7-6 10410 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-BC459447  Fragaria virginiana subsp. platypetala Saichi Kawahara 1968-5-5 408 Tehama Meadow on Highway 89, St. Bernard, 1 mile west of Plumas County line 1478 Comment
  CAS-BOT-BC447521  Fragaria virginiana var. platypetala Geo. B. Grant 1902-9-12 5196 Tehama Sisson Comment
  CHSC86547  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. 780 Comment
  SEINET260854 Image available Fraxinus dipetala L. M. Shultz 1990-5-5 11280 Tehama Mendocino Forest ; Corning District; Northern Coastal Range area 305 Comment
  UC1873692  Fraxinus dipetala Barbara Ertter with Brad Olson 1993-5-15 11761 Tehama SW Tehama Co: Round Valley Road (M-4) ca 6 air miles SW of Paskenta, ca 1/2 mile north of Salt Creek Conservation Camp, edge of Mendocino National Forest. Comment
  CDA39690  Fraxinus latifolia G. D. Barbe 1975-10-23 2097 Tehama Bank of canal north of Thomes Creek, 0.8 mile south of Gyle Road on Hall Road. 0 Comment
  UC871661  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama ridge w of Paynes Creek 548 Comment
  CHSC105503  Fremontodendron californicum subsp. californicum Lowell Ahart; John Dittes 2010-7-17 16869 Tehama On dry rocky soil, south of the fence, about 130 yards southeast of the pond, south of the Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  JEPS94350  Fremontodendron californicum subsp. californicum Vernon H. Oswald and Lowell Ahart 1997-5-14 8412 Tehama Plum Creek Road 0.1 mi w of Hogback Road se of the town of Paynes Creek; Plum Creek Road 969 Comment
  CHSC90422  Galium ambiguum Niall McCarten; Roxanne Bittman 1986-6-15 5417 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. South side of Boswell Ridge, 0.25 mi. east of Johnson cabin, N side Rd. 23N01. 1584 Comment
  POM304470  Galium ambiguum Alice Eastwood, John T. Howell 1941-7-9 9769 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SBBG27415  Galium ambiguum subsp. ambiguum A. Eastwood, J. T. Howell 1941-7-9 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1221020  Galium ambiguum subsp. ambiguum Freed W. Hoffman 1949-7-19 3037 Tehama one mi w Regan Meadow Camp (w Tehama Co.); North Coast Ranges Comment
  UC1949162  Galium ambiguum subsp. ambiguum Barbara Ertter with Brad Olson 1991-7-6 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  UC888694  Galium ambiguum subsp. ambiguum Milo S. Baker 1940-8-13 9817 Tehama ar cabins Government Flat Comment
  CHSC48877  Galium ambiguum var. ambiguum Vernon Oswald 1986-6-18 2120 Tehama Round Valley Rd. (M4) between Log Springs Station and the road to Grindstone Creek. 1524 Comment
  CDA42140  Galium andrewsii subsp. andrewsii L. Ahart 2001-6-8 8786 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  SEINET11587114  Galium aparine H. M. Hall, E. B. Babcock 1903-7-1 4387 Tehama Near Morgan (Mill Creek Canyon) 1524 Comment
  JEPS107080  Galium bolanderi Barbara Ertter with James R. Shevock 1992-6-14 11145 Tehama Lanes Valley Road 2.3 mi s of Route 46 (Manton Road) ca 7 air mi nw of town of Paynes Creek. Comment
  UCD80731  Galium bolanderi CNPS SN Foothill Team 2005-6-22 SNNR 0388 Tehama USFS, Lassen National Forest. 955 Comment
  JEPS13253  Galium grayanum var. nanum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5320 Tehama exposed ridge-top e Mt. Linn summit; South Yolla Bolly Mountain 2346 Comment
  RSA120645  Galium grayanum var. nanum G. D. Barbe 1955-7-16 176 -a Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC80686  Galium parisiense Lowell Ahart 2001-6-8 8784 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC96533  Galium parisiense Lowell Ahart 2007-5-8 13742 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
  HSC94206  Galium parisiense D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 28 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of the Hwy. 213 Comment
  SBBG119888  Galium trifidum L. Ahart 2006-9-9 13263 Tehama 150 yards E of Colby Crk, ca. 2m (air) SE of Colby Mtn, ca. 5 mi (air) NE of Butte Meadows Comment
  JEPS108941  Galium trifidum var. pacificum Lowell Ahart 2006-11-9 13263 Tehama Near a bog on the east side 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
  HSC82127  Galium triflorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4900 Tehama Along Post Creek just upstream from Forest Service road 1372 Comment
  UC1949137  Galium triflorum Barbara Ertter with Brad Olson 1991-7-4 10237 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  CAS-BOT-BC199061  Garrya congdonii R. Bacigalupi 1934-5-29 2411 Tehama On Paskenta Grade, along road from Paskenta to Covelo Comment
  RSA90467  Garrya flavescens subsp. congdonii H. K. Wagnon 1953-5-10 12611 Tehama Below logging road west of Paskenta ca. ten miles. Comment
  SBBG5347  Garrya fremontii H. and M. Dearing 1938-6-22 2097 Tehama Deer Crk Comment
  JEPS122129  Gastridium phleoides Lowell Ahart, John Dittes 2014-5-16 19493 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  RSA90635  Gastridium phleoides Milo S. Baker, H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mile post. 244 Comment
  CDA30211  Gayophytum diffusum subsp. diffusum L. Ahart, J. Dittes, J 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. Comment
  CHSC28721  Gayophytum diffusum subsp. diffusum Robert A. Schlising; Coleta Lawler 1979-8-21 3471 Tehama S of Lassen National Park, W of Childs Meadow, 0.25 mi S of jct Hwy 36 and Hwy 172, along latter; at roadside. Comment
  UC1949059  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1989-5-3 8442 Tehama Deer Creek Rd (Rt 32) at milepost 12.00; E side of Deer Creek ca 20 airmiles SW of Chester; on S-facing chaparral slope Comment
  CHSC105636  Gayophytum heterozygum Lowell Ahart; John Dittes 2010-10-4 17276 Tehama 50 yards southwest of a meadow, on the west bank of the deep gulley, about 200 yards southeast 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
  CHSC63224  Gayophytum heterozygum Lowell Ahart 1994-7-24 7514 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
  RSA67193  Gayophytum humile P. A. Munz 1951-7-25 16866 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  JEPS124050  Gentiana newberryi var. tiogana Lowell Ahart, John Dittes 2015-8-5 20436 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UCD103297  Geranium carolinianum Leland Frey 1950-4-25 s.n. Tehama Red Bluff. Comment
  CHSC64546  Geranium molle Vernon H. Oswald; Lowell Ahart 1995-4-3 6587 Tehama Dales Lake Ecological Reserve. Cascade Range Foothill. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Located on the slope between two intermittent streams converging at the w boundary on the s edge of basalt ridge crossing the nw corner of the reserve. 201 Comment
  UCD68046  Gilia capitata Paul Quiggle 1976-5-30 18 Tehama Lassen National Forest, approximately 35 miles East of Chico, California, along East bank of Deer Creek. Found in pine plant association, in semi-open area, with shaded sunlight. Comment
  UC1553520  Gilia capitata subsp. capitata E. Dean 1988-6-13 35 Tehama serpentine slope above road 28N36 w Tedoc Gap (1.7 mi w of jct with forest rd 45); w of Tedoc Gap 1300 Comment
  JEPS85982  Gilia tricolor subsp. diffusa W. L. Jepson 1932-5-9 16439 Tehama ne Red Bluff; ne of Red Bluff 137 Comment
  CHSC102354  Gilia tricolor subsp. tricolor L. P. Janeway 2009-3-28 9657 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
  UC589690  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama on Paskenta - Covelo Road six mi w Paskenta; w of Paskenta Comment
  RSA90802  Githopsis diffusa subsp. robusta Keith Wagnon 1953-5-3 12661 Tehama W of Paskenta along logging road. Comment
  SEINET10939133  Githopsis diffusa subsp. robusta Wagnon 1953-5-3 WAGNON 12661 Tehama West of Paskenta along logging road Comment
  JEPS94338  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1997-5-14 8452 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 19.5 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 725 Comment
  CHSC43067  Githopsis specularioides Pauleen Broyles 1987-4-6 948 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m north of the barn in the south pasture, on a mound at the east side of a large vernal pool. 63 Comment
  CHSC66012  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1996-4-15 7379 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Road. NW of Corning. Northwest side of Sacramento Valley. Growing on a large meander plain of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  JEPS105985  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
  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
  JEPS110131  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS76639  Gnaphalium palustre L. R. Heckard 1972-6-18 2987 Tehama sw of Tedoc Mt. 1371 Comment
  JEPS88596  Gnaphalium palustre Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .3 Tehama BLM parcel along Hwy 36 ne Red Bluff (on gravel bar along creek at the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  JEPS124057  Goodyera oblongifolia Lowell Ahart, John Dittes 2015-8-5 20482 Tehama East side of Childs Meadow, 10 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
  CHSC59143  Gratiola ebracteata Vernon H. Oswald 1992-7-21 5133 Tehama Dry Lake on Viola-Mineral Rd. (Forest Rt. 17, Forest Rd. 31N17), 0.5 mi S of Forest Rd. 30N16 (to Hwy. 89), ca. 3.5 mi (air) NW of Mineral. 1798 Comment
  CHSC80076  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1156 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  UC1586625  Gratiola ebracteata Vernon H. Oswald and Lowell Ahart 1991-5-9 4560 Tehama ca 0.5 mi sse of the entrance kiosk Paynes Creek Recreation Area (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 6.5 mi nne of Red Bluff); Sacramento River, Paynes Creek Recreation Area 112 Comment
  CHSC64825  Gratiola heterosepala Vernon H. Oswald 1995-6-4 6825 Tehama W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 213 Comment
  CHSC66058  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 263 Comment
  JEPS111383  Gratiola heterosepala Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10647 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  HSC68235  Grindelia hirsutula J. P. Smith, J. O. Sawyer 1971-5-22 4634 Tehama Immediately N of Jct. of California 36 and 99 Comment
  CHSC117741  Grindelia hirsutula var. davyi Lowell Ahart; John Dittes 2016-8-24 21263 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
  RSA93374  Guillenia lasiophylla Milo S. Baker 1953-5-31 12596 a Tehama Logging road W of Paskenta near 6 mi post. 305 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
  CHSC78376  Hackelia bella Vernon H. Oswald 2000-6-26 9934 Tehama Forest Rt. 35 6.5 mi west of Stuart Gap. 1597 Comment
  CHSC55674  Hackelia californica K. R. Stern 1986-5-21 8302 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC95691  Hackelia setosa Vernon H. Oswald, L. Ahart 1997-7-7 8665 Tehama Near the NE corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi. N of Tomhead Saddle 1677 Comment
  CHSC43927  Harmonia stebbinsii Vernon Oswald 1988-5-12 3302 Tehama M2 (23N01) 9.8 mi (odometer) w of Paskenta. 896 Comment
  CHSC92154  Harmonia stebbinsii J. Molter 1993-7-1 764 b Tehama No. and adjacent to drainage. 900 Comment
  RSA767483  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  JEPS13951  Helianthella californica subsp. nevadensis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5346 Tehama flattish ridge top about 20 mi n Paskenta; Mendocino National Forest 1920 Comment
  RSA105454  Helianthella californica var. nevadensis M. S. Baker 1955-6-25 13061 Tehama Mendocino National Forest, above Whitock Camp, alt 5000ft 1524 Comment
  JEPS101376  Helianthus bolanderi Dean W. Taylor 1997-7-10 16125 Tehama Red Bank Creek; ca. air 15 mi W Red Bluff 243 Comment
  JEPS89721  Helianthus bolanderi Dean W. Taylor 1992-6-18 12797 Tehama along Forest RD. 25N01 Valentine Ridge; Inner N. Coast Ranges, Valentine Ridge 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
  JEPS127149  Heliotropium europaeum Lowell Ahart, John Dittes 2016-8-25 21291 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
  JEPS19678  Heliotropium europaeum Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-25 5928 Tehama ca. 6 1/2 mi. s.w. Red Bluff (close to farm along county rd. from Red Bluff to Paskenta via Lowrey and Red Bank Creek, Red Bank district, flood plain of Red Bank Creek); Red Bank district, flood plain of Red Bank Creek 121 Comment
  UC1275923  Heliotropium europaeum N. H. Macleod 1957-9-4 Tehama along Red Bank Rd, w. of Red Bluff Comment
  UCR58630  Heliotropium europaeum D. F. Howe 1963-8-8 s.n. Tehama Sacramento Valley, Along Route 99, 5.1 miles north of Corning 88 Comment
  CDA5604  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Highway 36 to Beegum, 5 miles west of Old Highway 99, northwest of Red Bluff. 0 Comment
  RSA609425  Heliotropium europaeum L. C. Wheeler 1958-7-31 7358 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  CHSC55666  Hemizonella minima K. R. Stern 1986-5-21 8310 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS94961  Hemizonella minima Vernon Oswald and Lowell Ahart 1997-6-10 8553 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat campgrounds Sugar Spring; on M2 (23N69) 1737 Comment
  CAS-BOT-BC306003  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-28 12900 Tehama 2.5 miles northeast of Proberta Comment
  CHSC80596  Hemizonia congesta subsp. clevelandii Lowell Ahart 2001-6-8 8762 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS75355  Hemizonia congesta subsp. clevelandii Todd and Virginia Keeler-Wolf 1975-8-10 Tehama 1 mi e Patton Mills; Yolla Bolly Mtns 975 Comment
  CAS-BOT-BC388507  Herniaria hirsuta var. cinerea Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Cone Grove Road 70 Comment
  CHSC102452  Herniaria hirsuta var. hirsuta L. P. Janeway; B. Castro 2009-4-25 9766 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  JEPS88418  Hesperevax acaulis var. acaulis Vernon H. Oswald and Lowell Ahart 1996-4-3 7311 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying bed of drainage ca. 100 ft s of the intermittent stream and 0.2 mi e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS97487 Image available Hesperevax acaulis var. acaulis Vernon H. Oswald 1995-3-19 6535 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  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
  JEPS90958 Image available Hesperevax acaulis var. robustior Dean W. Taylor 1993-4-28 13369 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  CHSC96612  Hesperevax caulescens Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13609 Tehama East of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  UCD133073  Hesperevax caulescens Beecher Crampton 1953-4-29 1153 Tehama 2 miles north of Vina, along US Highway 99E. Comment
  CHSC75280  Hesperochiron pumilus Vernon H. Oswald; Lowell Ahart 1999-4-21 9719 Tehama FS 28N23 0.5 mi south of Plum Creek Ridge Rd. in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 822 Comment
  CAS-BOT-BC403814  Hesperocnide tenella Ira L. Wiggins 1925-3-26 1558 Tehama Above the gorge on Mill Creek Comment
  CHSC48599  Hesperolinon micranthum Vernon Oswald 1986-6-23 2149 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  CAS-BOT-BC167463  Hesperolinon tehamense Helen K. Sharsmith 1959-5-26 4689 Tehama Covelo-Paskenta (Round Valley) road 5.1 miles above junction of Newville-Paskenta road and 2.1 miles within boundary of Mendocino National Forest 1066 Comment
  CHSC80664  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC97148  Hesperolinon tehamense L. Ahart 2004-6-30 11150 Tehama 9 mi. W of Paskenta, E side of Rd. M2 883 Comment
  JEPS101957  Hesperolinon tehamense Dean W. Taylor 1997-5-29 16001 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  JEPS106205  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama E side of Road M2, about 9 mi W of Paskenta 883 Comment
  JEPS98980  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1088846 Image available Hesperolinon tehamense Helen K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta Road 11.1 mi w Paskenta; Mendocino National Forest; Mendocino National Forest, Tehama Co. 1158 Comment
  UC1212207  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3533 B Tehama 8.3 mi w Paskenta; Inner North Coast Ranges Comment
  RSA93376  Hesperolinon tehamense Milo S. Baker 1953-7-12 12909 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  SEINET4853941  Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Inner North Coast Range. Covelo-Paskenta rd 11.1 mi W of Paskenta, Medicino National Forest. 1159 Comment
  CDA34178  Heterocodon rariflorum L. Ahart, J. Dittes, J Guardino 2009-8-27 16311 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
  CHSC102696  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16311 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC117168  Heterocodon rariflorum Lowell Ahart; John Dittes 2016-6-22 21043 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
  RSA761034  Heterocodon rariflorum Barbara Ertter, Brad Olson 1991-7-4 10261 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  UCD169801  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16311 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. West side of pond. 1493 Comment
  CHSC76504  Heterotheca oregona var. compacta Heidi West; Natalie Wight 1998-7-21 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 268 Comment
  JEPS104118  Heterotheca oregona var. compacta Lowell Ahart 2003-9-17 10584 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC68703  Heuchera micrantha var. erubescens Vernon H. Oswald; Lowell Ahart 1997-5-14 8440 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
  CAS-BOT-BC318626  Hieracium greenei Clare B. Hardham 1971-8-10 18306 Tehama South Yolla Bolly Mountain 2133 Comment
  CHSC64946  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7057 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 41, 4.0 mi N of its junction with Forest Road 28N36 (N of Stuart Gap). 1170 Comment
  JEPS101362  Hieracium greenei Dean W. Taylor 1997-7-18 16140 Tehama headwaters North Fork Elder Creek 1981 Comment
  JEPS76676  Hieracium greenei L. R. Heckard 1972-6-17 2949 Tehama Beegum Mt. Beegum Mt. (e slope) 1188 Comment
  JEPS102424  Hieracium nudicaule Lowell Ahart 2001-6-16 8851 Tehama On both sides of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 4 1/2 miles (air) west of Butte Meadows. 1112 Comment
  CHSC88270  Holcus lanatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11188 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
  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
  RSA261421  Holodiscus discolor J. M. Tucker 1962-7-29 3627 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  CHSC65347  Holodiscus microphyllus var. glabrescens Lowell Ahart 1995-10-3 7655 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
  UC149650  Hordeum brachyantherum subsp. brachyantherum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4352 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, Mill Creek Canyon 1524 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
  JEPS113158  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 13753 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS47167  Horkelia fusca subsp. tenella Joseph W. Grinnell 1927-6-16 Tehama near Mineral; Battle Creek Meadow 1524 Comment
  UC54360  Horkelia fusca subsp. tenella H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4392 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  UC625495  Horkelia fusca subsp. tenella Frank W. Gould 1938-6-26 469 Tehama just w Plumas Co. Line (near hwy 89) 1554 Comment
  UC638719  Horkelia fusca subsp. tenella Ethel Crum 1937-8-7 1955 Tehama 1.6 mi nw Mineral Summit 1463 Comment
  JEPS44550  Horkelia tridentata Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  RSA451577  Horkelia tridentata Bonnie C. Templeton 1960-6-14 8493 Tehama Near Mineral. Comment
  RSA719180  Horkelia tridentata L. Ahart 2006-7-19 13021 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  UCR130091  Horkelia tridentata George K. Helmkamp, E. A. Helmkamp 2001-7-7 6914 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
  JEPS108715  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-19 13021 Tehama Open meadow area just east 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
  UC703137  Horkelia tridentata subsp. tridentata Alice Eastwood and John Thomas Howell 1941-7-9 9734 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC206159  Hosackia crassifolia Alice Eastwood; John Thomas Howell 1941-7-9 9713 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1873657  Hosackia crassifolia var. crassifolia Barbara Ertter with Brad Olson 1991-7-4 10223 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  SD43487  Hydrophyllum capitatum Philip A. Munz 1947-5-18 4387 Tehama 12 mi E of Mineral on Hwy 36 1584 Comment
  JEPS1652  Hydrophyllum occidentale W. L. Jepson 1899-4-27 21007 Tehama ford of Cold Creek (foot of trail through Salt Creek to the Greasewood Hills and Mt Tom, w Tehama County); Yolla Bolly Mountains Comment
  JEPS117324  Hypericum anagalloides Lowell Ahart, John Dittes 2010-7-17 16863 Tehama 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
  JEPS66778  Hypericum anagalloides W. L. Jepson 1929-9-27 15287 Tehama Manton 853 Comment
  UC2031492  Hypericum anagalloides Barbara Ertter with Brad Olson 1991-7-6 10382 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
  JEPS95720  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  CAS-BOT-BC401326  Hypericum scouleri P. A. Munz 1951-7-26 16912 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  JEPS97239  Hypochaeris glabra Vernon H. Oswald and L. Ahart 1995-4-17 6655 Tehama T29N R2W SW1/4 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 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC83316  Hypochaeris radicata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  UC1010359  Iris tenuissima Milo S. Baker and H. K. Wagnon 1953-6-21 12774 Tehama w of Paskenta (logging road, Whiskey Saddle); Whiskey Saddle 1448 Comment
  CHSC111157  Isoetes howellii Lowell Ahart 2012-6-2 18151 Tehama In a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  JEPS97379  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff (S of Platina; Forest Rte 45 (Tedoc Mtn Rd) 6.3 mi S of Hwy 36); High North Coast Ranges 1158 Comment
  SBBG119787  Isoetes howellii L. Ahart 2004-4-29 10790 Tehama Dead Rabbit Lake, E of Nomalaki Trail, ca. 0.75 mi NW of Bowers Crk, ca. 1.5 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  CAS-BOT-BC69941  Isoetes howellii Doris Kildale Gillespie 1930-5-14 9359 Tehama 10 mi. e. of Red Bluff on Susanville Road. Comment
  CHSC87379  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
  JEPS88064  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1996-4-3 7284 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, just e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS97383  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1995-4-3 6563 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy 36); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  CHSC105496  Juncus acuminatus Lowell Ahart; John Dittes 2010-7-17 16860 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  JEPS106213  Juncus balticus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11186 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
  CHSC112025  Juncus bolanderi David Toren; Carl Furrer 2002-9-3 2014 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
  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
  JEPS117700  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16884 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36 768 Comment
  CHSC96539  Juncus bufonius var. congestus Lowell Ahart 2007-5-8 13746 A Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC64566  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6624 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the fence and Manton Rd., just n of the culvert. 207 Comment
  JEPS94374  Juncus covillei var. obtusatus Vernon Oswald and Lowell Ahart 1997-7-7 8674 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of the Yolla Bolly Wilderness on Forest Road 27N06); Forest Road 27N06 1676 Comment
  CHSC88299  Juncus dubius Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11187 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
  CHSC76861  Juncus ensifolius L. P. Janeway; B. Castro 1999-8-22 6530 Tehama High North Coast Ranges. Seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  CHSC90401  Juncus ensifolius Niall McCarten; Roxanne Bittman 1986-6-14 5326 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  RSA67180  Juncus ensifolius Phillip A. Munz 1951-7-25 16848 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  UCD141531  Juncus ensifolius John Thomas Howell 1960-8-18 36104 Tehama Lassen Volcanic National Park; Sulphur Works Checking Station. 2011 Comment
  SEINET10720382  Juncus exiguus Peter F. Zika 2012-7-14 Zika 25976 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 Highlinads (NCoRH). 1665 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
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 Comment
  CHSC102218  Juncus laccatus Peter F. Zika 2009-8-17 24611 Tehama Cascade Range Highlands; 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CHSC103203  Juncus laccatus Peter F. Zika 2008-7-14 23900 Tehama Cascade Range Highlands. Routes 36 and 89, ca 4 air km WNW of Wilson Lake. 1515 Comment
  SEINET10613988 Image available Juncus leiospermus A. Arthur Heller 1916-4-20 Heller 12326 Tehama Treeless plain in red clay soil 2 miles south of Red Bluff in low places in a grain field. Comment
  UCD168840  Juncus marginatus Peter. F. Zika 2011-7-4 25507 Tehama Cascade Range Foothills (CaRF); Ertter's station. W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek. 320 Comment
  CHSC60459  Juncus nevadensis Mary Ann Showers 1992-6-27 2654 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC82158  Juncus nevadensis L. P. Janeway 2001-7-29 7394 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  JEPS110143  Juncus nevadensis Lowell Ahart 2006-6-25 13078 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC105494  Juncus orthophyllus Lowell Ahart; John Dittes 2010-7-17 16885 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36. 768 Comment
  JEPS96548  Juncus orthophyllus Dean W. Taylor 1997-6-27 16108 Tehama South Fork Elder Creek on west flank Red Mountain; Mendocino National Forest 822 Comment
  HSC93664  Juncus tenuis G. Fred Hrusa, J. Hart 1998-5-10 14434 Tehama Edge of Coyote Creek wash, Coyote Creek Conservation Area, 0.25 mi. W of Paskenta Rd. 80 Comment
  JEPS116111  Juncus tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16340 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lass 1493 Comment
  CHSC65750  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-3 7296 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In pools and drainages on the N side of the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  HSC98446  Juncus usitatus Peter Zika 2007-6-5 23024 Tehama Near Elder Creek on W side of Hwy. 5, Sacramento Valley 85 Comment
  CAS-BOT-BC85357  Juniperus californica John Thomas Howell 1960-8-23 36467 Tehama 10 miles ne. of Red Bluff 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-BC85360  Juniperus californica H. E. McMinn 1922-7-1 275 Tehama Along road between Begum & Rosewood, along Dry Creek Comment
  CHSC24161  Juniperus californica J. R. Nelson 1976-3-6 15 Tehama 7 mi w of Paskenta on Covelo Rd. 304 Comment
  LA16776  Juniperus californica C. B. Wolf; 1934-10-5 6163 Tehama 8 mi E of Red Bluff on road to Payne's Creek 243 Comment
  UCR3624  Juniperus californica Frank C. Vasek 1964-8-4 640804- 12 Tehama 33 mi NW of Red Bluff & 0.2 mi south of Hwy 36 on Vestal Road. Comment
  CHSC77795  Keckiella corymbosa B. Castro; L. P. Janeway 1999-6-21 989 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  UC2043053  Keckiella corymbosa Barbara Ertter 1991-9-2 10796 Tehama Paskenta - Round Valley Road (Rt M4 over Mendocino Pass) 7.0 mi W of Newville Road junction, ca. 6 air miles SW of Paskenta. Comment
  CHSC115613  Kelloggia galioides Lowell Ahart; John Dittes 2015-8-5 20481 Tehama Poor logging road, east side of Childs Meadow, 15 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-miless south of Lassen Peak. 1498 Comment
  SD131954  Kickxia elatine Barbara Ertter, E. Neese, L. Fujii, D. Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat 152 Comment
  UCD86020  Koeleria macrantha A. A. Beetle 1942-5-19 3284 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  UC903283  Koeleria phleoides Ethel Crum 1932-5-9 1446 Tehama se Red Bluff; se of Red Bluff 91 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
  JEPS104863  Lactuca serriola Dean W. Taylor 1992-8-22 13213 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest 1554 Comment
  CHSC40524  Lagophylla glandulosa Pauleen Broyles 1982-6-24 764 Tehama The Nature Conservancy Vina Plains Preserve. Just e of irrigation ditch. 66 Comment
  CHSC40525  Lagophylla glandulosa Pauleen Broyles 1982-5-19 563 Tehama The Nature Conservancy Vina Plains Preserve. On a bank near an irrigation ditch. 66 Comment
  CHSC78806  Lagophylla glandulosa Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  JEPS118738  Lagophylla glandulosa L. P. Janeway 2011-9-27 10749 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. Black Butte Dam 7.5' quad. Comment
  UC54058  Lagophylla glandulosa H. M. Hall and E. B. Babcock 1903-6-26 4290 Tehama South Fork Battle Creek Sierra Nevada Mountains 487 Comment
  UC980574  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama roadside a mile or so e Paskenta (west Tehama County) Comment
  CAS-BOT-BC341374  Lagophylla glandulosa David D. Keck 1932-7-7 1725 Tehama Red Bluff, at south city limits 95 Comment
  CAS-BOT-BC341380  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  CAS-BOT-BC341384  Lagophylla glandulosa H. M. Hall 1920-7-12 11000 Tehama Near Corning, Sacramento Valley (4 mi. s.) Comment
  JEPS75354  Lagophylla glandulosa Todd and Virginia Keeler-Wolf 1975-8-25 657 Tehama ca. 1/2 mi se of Patton Mills on Toomes Camp Rd.; Yolla Bolly Mts. 853 Comment
  JEPS3546  Lagophylla minor Milo S. Baker and H. K. Wagnon 1953-5-31 12695 Tehama 8.5 mi w Paskenta (logging road) 548 Comment
  CHSC110420  Lagophylla ramosissima subsp. ramosissima David Isle; Rhonda Isle, 2011-1-19 1948 Tehama On s edge of Black Butte Road about 2 mi NE of jct. with Newville Rd (about 1/3 way between Newville and Corning). Comment
  CHSC67232  Lamium amplexicaule James D. Jokerst 1981-2-23 1238 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Ca. 150 ft N of Pine Creek. Comment
  CHSC67167  Lasthenia californica James D. Jokerst 1984-3-17 1937 Tehama Wurlitzer Ranch on the E side of Meridian Rd., plains S of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 Comment
  CHSC77311  Lasthenia californica Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  HSC90053  Lasthenia californica Rohmer, Grefsrud, Reed 1990-3-31 18 Tehama Next to Hwy. 36, 3 mi. E of Road A-5 229 Comment
  CHSC64500  Lasthenia californica subsp. californica Vernon H. Oswald; Lowell Ahart 1995-4-3 6560 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. At the junction of the old highway and the unimproved road s of the Old Hwy. Pool. Throughout the reserve. 216 Comment
  CHSC27815  Lasthenia fremontii Anne E. Kilkenny 1978-4-23 18 Tehama Ca. 12 mi ne of Chico, 1/2 mi se of jct of US 99 and Haille Rd. 60 Comment
  RSA585985  Lasthenia fremontii Adree M. Desrochers 1988-4-19 299 Tehama Near Red Bluff. Along Road 36; 1.8 km from intersection 99 and 36. Comment
  CHSC65945  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-23 7426 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Located W of Hog Lake. 262 Comment
  CHSC83308  Lasthenia glaberrima Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of Garland Road (Newville Road) and North Fork Stony Creek. 198 Comment
  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
  UC1363817  Lasthenia platycarpha Robert Ornduff 1958-4-20 4917 Tehama just s Red Bluff (on both sides of Paskenta Road opposite airport) Comment
  CHSC96657  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
  CHSC94237  Lathyrus brownii Lowell Ahart 2006-7-11 12953 Tehama On the high west 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
  CHSC105217  Lathyrus latifolius Lowell Ahart; John Dittes 2010-7-19 16894 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
  JEPS94811  Layia chrysanthemoides Vernon Oswald and Lowell Ahart 1998-4-27 8982 Tehama Vestal Road 3.8 mi s of Highway 36 between Red Bluff and Platina; Vestal Road 365 Comment
  HSC27271  Layia fremontii J. P. Smith 1972-3-23 5102 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  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
  RSA692613  Legenere limosa D. W. Taylor 1995-5-12 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  RSA261423  Lemna minor Susan Larson 1964-5-11 35 Tehama Beside U.S. Highway 99 West, ca. 5 miles south of Red Bluff 85 Comment
  SEINET5723352  Lemna minor Sue Hansen 1964-1 35 Tehama Floating in Corning Canal. Beside US Hwy 99 W, ca. 5 mi. S of Red Bluff.; Red Bluff 85 Comment
  UC1101265  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-7-22 1080 Tehama sw of Chester (Highway 32 just s of Highway 36, Deer Creek); Deer Creek Comment
  CHSC64694  Leontodon saxatilis subsp. longirostris Vernon H. Oswald; Lowell Ahart 1995-5-9 6722 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. On the edge of Inks Creek Rd. 213 Comment
  UC1777679  Leontodon saxatilis subsp. longirostris Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Comment
  CDA3778  Lepidium campestre P. Muth 1960-4-25 Tehama South of Cottonwood, Gene Burrill property. 0 Comment
  HSC31864  Lepidium nitidum Thomas E. Higley 1974-5-5 98 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  HSC27266  Lepidium nitidum J. P. Smith 1972-3-23 5099 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  HSC6824  Lepidium nitidum L. T. Gault 1964-3-24 20 Tehama S Center St., Los Molinos Comment
  POM346621  Lepidium nitidum Barry Burnell 1972-4-1 433 Tehama Intersection of Jolly Ferry Road. Central Valley drainage area. 107 Comment
  CHSC115821  Lepidium virginicum subsp. menziesii Lowell Ahart; John Dittes 2015-8-5 20480 Tehama East side of Child's Meadow, 15 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
  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
  RSA93127  Leptosiphon androsaceus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskenta between 9 and 10 miles Posts. Comment
  CHSC102321  Leptosiphon bicolor L. P. Janeway 2009-4-4 9716 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
  CHSC64550  Leptosiphon bicolor Vernon H. Oswald; Lowell Ahart 1995-4-3 6566 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. Along the unimproved road w of the airstrip (w of Old Hwy. Pool). 213 Comment
  CHSC87310  Leptosiphon bicolor Lowell Ahart 2004-4-29 10801 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  UCD21104  Leptosiphon bicolor Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 280 Tehama Inks Creek Ranch site. Comment
  CHSC80557  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  UC1949343  Leptosiphon ciliatus Barbara Ertter with Brad Olson 1991-7-6 10361 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; around campsite at W end of meadow Comment
  RSA21510  Leptosiphon montanus C. B. Wolf 1937-5-16 8696 Tehama Northern Siera Nevavda Foothills, Red Bluff - Susanville Road, 3 mi. below Paynes Creek P. O. 274 Comment
  SD64394  Leptosiphon pygmaeus subsp. continentalis D. F. Howe 1966-6-11 Tehama 6 miles south of Government Flat on ridge between Mandocino & Tehama Cos. 1615 Comment
  HSC75341  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3562 Tehama Humboldt Trail E of Low Gap 1829 Comment
  UC1177922  Lessingia leptoclada Gene B. Newcomb and Francia Chisaki 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 Comment
  UCD35609  Lessingia nana Beecher Crampton 1958-8-12 5071 Tehama 3.5 miles north of Cana, near junction of Cana Rd. with US Hwy. 99E. 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
  JEPS59022  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 mi w Mineral 1219 Comment
  UC761982  Lessingia nemaclada R. F. Hoover 1940-9-22 4624 Tehama ridge between Paine Creek and South Fork of Battle Creek Comment
  UCD80085  Lessingia virgata CNPS SN Foothill Team 2005-5-17 SNNR 0195 b Tehama TNC Dye Creek Preserve. 235 Comment
  CAS-BOT-BC342054  Lessingia virgata John Thomas Howell 1955-6-12 30319 Tehama 1 mile south of Cottonwood 137 Comment
  CHSC45655  Leucanthemum vulgare Vernon Oswald 1983-7-26 932 Tehama Beside Calif. Hwy 36, 0.3 mi e of Mineral. 1524 Comment
  CAS-BOT-BC444501  Lewisia triphylla Alice Eastwood; John Thomas Howell 1941-7-9 9833 Tehama Near Government Flat Comment
  CAS-BOT-BC436027  Ligusticum grayi Alice Eastwood 1912-8-22 1897 Tehama Lassen Butte Region: Battle Creek meadows Comment
  JEPS118012  Lilaea scilloides Lowell Ahart, John Dittes 2011-6-9 17450 Tehama Rio De Los Molinos Land Grant. On the bottom of small drainages and vernal pools, about 30 yards west of the 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) northeast of Vina 80 Comment
  UC1586544  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1991-5-9 4554 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  UC54198  Lilium kelleyanum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4364 Tehama near Morgan - Mount Lassen, Mill Creek Canyon Comment
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Dec 13 2006
  CHSC94349  Lilium pardalinum subsp. shastense Lowell Ahart 2006-7-25 13070 Tehama East side of large meadow with bogs, about 20 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1564 Comment
  LA22089  Lilium washingtonianum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 Comment
  JEPS62039  Lilium washingtonianum subsp. washingtonianum Joseph Grinnell 1928-7-4 Tehama near Mineral 1524 Comment
  CHSC67475  Limnanthes alba subsp. alba James D. Jokerst 1983-5-7 1737 Tehama Wurlitzer Ranch on the banks of Zimmershed Creek ca. 0.7 mi E of Meridian Rd. in area of old house site shown on USGS map. Adjacent to creek. 103 Comment
  CHSC88835  Limnanthes alba subsp. versicolor Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 50 yds south of Little Antelope Creek on Powerline Road. UTM: 10 0589525 E, 4446210 N. 532 Comment
  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
  HSC85777  Limnanthes douglasii Bobbi Schnell, Andrea Begnoche, Leonel Arguello 1987-3-27 19 Tehama Rte. 36, 10 mi. E of Red Bluff, 50 yds. off left side of road at the edge of water Comment
  CHSC53966  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4547 Tehama Manton Rd (A-6), 2.0 miles north of Dales. Roadside. 225 Comment
  SJSU10804  Limnanthes douglasii subsp. rosea J. E. Gaumer 1964-3-27 60 Tehama Antelope Cr near Red Bluff Comment
  JEPS97488  Limnanthes douglasii var. rosea Vernon H. Oswald and L. Ahart 1995-3-19 6536 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC55503  Limnanthes floccosa subsp. floccosa Vivian L. Long 1991-4-4 8 Tehama Ca 2 m west of Hwy A6, 1.6 km north of Hwy 36, ca 0.8 km south of Dales Lake. 203 Comment
  JEPS58243  Linanthus bicolor Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road, sw Tehama County) Comment
  JEPS58277  Linanthus bolanderi Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UCR39820  Linanthus ciliatus Mike Rekart, Scott LaChance, K. Faber 1984-5-12 24 Tehama Turn-off to Sulphur Gulch, 5 mi. SE of Platina 457 Comment
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May 15 2006
  CHSC3477  Linanthus dichotomus Roger Jaegel 1966-4-3 86 Tehama Located 10 miles west of Red Bluff, in a field along Highway 36. Comment
  CHSC70895  Linanthus dichotomus Vernon Oswald; Lowell Ahart 1998-4-27 8980 Tehama Vestal Rd. at ATT fiber optics cable post 8/113, 6.1 mi south of Hwy. 36 between Red Bluff and Platina. 304 Comment
  JEPS94163  Linanthus dichotomus Vernon Oswald and Lowell Ahart 1998-4-21 8925 Tehama Round Valley Rd. (M4) w. Paskenta (2.1 mi. w. of Newville Rd.); Inner N. Coast Ranges 304 Comment
  JEPS94169 Image available Linanthus dichotomus Vernon Oswald and Lowell Ahart 1998-4-27 8980 Tehama Vestal Road at ATT fiber optics cable post 8/113, 6.1 mi. south of Hwy. 36 between Red Bluff and Platina. 304 Comment
  JEPS101664  Linanthus liniflorus subsp. liniflorus Dean W. Taylor 1997-5-30 16008 Tehama Ponderosa Way in canyon Soap Creek 822 Comment
  RSA0004840  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-11-1 7438 Tehama Along Forest Service road 27N12. 3 miles from junction with road 27N13. 1677 Comment
  UC455670  Linanthus parviflorus unknown May 1905 327 Tehama Manton Middle Coast Comment
  CHSC26680  Linanthus pungens M. S. Taylor 1977-8-17 1477 Tehama Ca. 1/2 mi n of Old Humboldt Rd, ca. 2 mi e of its jct with Scotts John Rd, n of Jonesville. 1981 Comment
  OBI5324  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama Opp the W end of the school yard, Scenic Ave, Mineral Comment
  JEPS88354  Lithophragma bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-23 7452 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Paynes Creek Canyon 0.4 mi n of the of Jeep Trail and 0.2 mi w of power line at this location); Hog Lake Plateau, Cascade Range Foothills 198 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
  UC2042790  Lithophragma campanulatum Barbara Ertter with Brad Olson 1991-7-6 10377 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
  JEPS94346  Lithospermum californicum Vernon H. Oswald and Lowell Ahart 1997-5-14 8423 Tehama 1.1 mi sw at a low-water crossing of the North Fork Antelope Creek (4.9 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29)); Ponderosa Way 1030 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
  JEPS3553  Logfia filaginoides Milo S. Baker and H. K. Wagnon 1953-5-31 12698 Tehama logging rd w Paskenta (near 5 mi post in a burn) Comment
  JEPS113150  Logfia gallica Lowell Ahart 2007-5-8 13760 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS88107  Lolium multiflorum Vernon H. Oswald and Lowell Ahart 1996-5-6 7511 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  HSC31983  Lolium perenne Donald Spalinger 1974-5-5 53 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 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
  CHSC96616  Lomatium caruifolium var. denticulatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13613 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
  JEPS16100  Lomatium caruifolium var. denticulatum W. L. Jepson 16359 Tehama rubble field n.e. of about 3 mi. in air line Red Bluff 137 Comment
  UC1004193  Lomatium caruifolium var. denticulatum W. A. Weber and Lewis S. Rose 1953-5-23 8466 Tehama 2 mi. s. Cottonwood 121 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
  UC1609191  Lomatium ciliolatum var. ciliolatum Vernon H. Oswald and Lowell Ahart 1993-9-2 5914 Tehama ca. 20 mi. (air) n.w. Paskenta (ridge running e. from Mt. Linn, n. side of ridge, S. Yolla Bolly Mt.); S. Yolla Bolly Mt. 2438 Comment
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Feb 14 2007
  UC1094588  Lomatium marginatum var. marginatum C. R. Bell 1953-3-21 1395 Tehama 4.2 mi. n. Red Bluff (both sides U.S. Hwy. 99) Comment
  CHSC70859  Lomatium marginatum var. purpureum Vernon Oswald; Lowell Ahart 1998-4-27 8959 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Rd Bluff. 256 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
  CHSC66469  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1996-5-20 7585 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  JEPS17541  Lomatium utriculatum W. L. Jepson 1899-4-25 14289 Tehama w. Tehama Co., Stivers' Ranch, Crane Creek 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
  JEPS88327  Lonicera interrupta Vernon H. Oswald and Lowell Ahart 1996-5-20 7571 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along intermittent stream n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  SEINET10543635  Lotus David B. Dunn 1971-8-15 Dunn 18178 Tehama 22 mi eof jct of hwy 36 and hwy 99 on 36 in digger pine and yellow pine road to Lassen natl park. Comment
  UC725817  Lotus purshianus var. purshianus A. A. Heller 1937-7-10 Tehama Deer Creek Highway Comment
  RSA32765  Lotus unifoliolatus A. A. Heller 1937-7-21 16167 Tehama Along the Deer Creek Highway, several miles west of the first crossing of Deer Creek. Comment
  CHSC115504  Ludwigia peploides subsp. montevidensis B. Castro 2014-7-10 2030 Tehama Sacramento Valley. Ca 0.5 mi NNW of Woodson Bridge over the Sacramento River, in center of southern half of Kopta Slough. 54 Comment
  RSA624906  Lupinus Jeffrey Huber 1971-6-10 278 Tehama 18 mi. E. of Red Bluff on Calif. Hwy. 36. 549 Comment
  RSA90606  Lupinus adsurgens var. lilacinus Milo S. Baker, H. K. Wagnon 1953-6-21 12781 Tehama Logging road west of Paskenta. 1372 Comment
  UC1053445  Lupinus affinis Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3128 Tehama along road to Paskenta 3 1/2 mi nw Newville (western Tehama County); nw of Newville Comment
  CAS-BOT-BC198420  Lupinus albifrons var. albifrons Carl B. Wolf 1937-5-15 8680 Tehama Inner North Coast Range, Mud Flat on Paskenta-Covelo Road 609 Comment
  CHSC90911  Lupinus albifrons var. albifrons Niall McCarten; Roxanne Bittman 1986-6-14 5397 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. N side Rd. 25N26. 1402 Comment
  UC1010394  Lupinus albifrons var. collinus Milo S. Baker and H. K. Wagnon 1953-6-21 12783 Tehama Logging road w of Paskenta (West Tehama County) 1219 Comment
  JEPS64899  Lupinus angustiflorus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  SBBG3539  Lupinus arbustus H. and M. Dearing 1938-6-23 2109 Tehama Deer Crk 1249 Comment
  CHSC90511  Lupinus bicolor Doug Burcombe 1988-4-3 7 Tehama 50 m E Black Butte Lake dam and 20 m N of Stoney Creek between dam and Hwy. 32. 70 Comment
  HSC85778  Lupinus bicolor Andrea Begnoche, Leonel Arguello, Bobbi Schnell 1987-3-27 21 Tehama Hwy. 36, 5.5 mi. E of Red Bluff at mi. marker 47 Comment
  HSC31596  Lupinus confertus Thomas E. Higley 1974-5-5 87 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC23392  Lupinus formosus B. Garamendi 1974-5-10 37 Tehama Mill/ Deer Creek Study Area. 200 yds E of Paline Place on Antelope Creek. 60 Comment
  RSA622144  Lupinus grayi David B. Dunn, B. J. Cox 1971-6-10 17959 Tehama 13 miles west of Mineral on California Highway 36. Comment
  SFV1889  Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama North Coast Ranges Above Square Lake, upper side of South Yolla Bolly Mountain. 2119 Comment
  UC1245149  Lupinus latifolius var. viridifolius J. M. Tucker 1959-7-19 3575 Tehama upper (south) South Yolla Bolly Mountain (above Square Lake); upper (south) side of South Yolla Bolly Mountain, Square Lak 2118 Comment
  CHSC101408  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Rocky open flat E of first drainage coming down Forks Ridge Rd 24 No1.2 into Thomas Ck watershed. Just NE of Willow Ck CRI study boundary. 1676 Comment
  UC1949026  Lupinus luteolus Barbara Ertter with Brad Olson 1991-7-4 10283 Tehama Ball Rock/Toomes Camp Rd (M2) 0.6 mi N of Trough Ridge jct, 19.4 mi from Paskenta, ca 3.5 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  JEPS65093  Lupinus microcarpus var. densiflorus W. L. Jepson 1932-5-9 16312 a Tehama Newville; just over line in Tehama Co. Comment
  JEPS65475  Lupinus microcarpus var. densiflorus W. L. Jepson 1899-4-28 5 t Tehama Salt Creek a tributary of the Cottonwood; Salt Creek, a tributary of the Cottonwood Comment
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  CHSC102373  Lupinus nanus var. latifolius L. P. Janeway 2009-3-28 9674 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
  CHSC75270  Lupinus nanus var. latifolius Vernon H. Oswald; Lowell Ahart 1999-4-21 9703 Tehama High Trestle-McClure Place Trail starting on Hog Back Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  CHSC66133  Lupinus nanus var. vallicola Vernon H. Oswald; Lowell Ahart 1996-5-6 7536 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the s side of the gravel road 1.4 mi of the parking lot on Hwy. 36 (0.4 mi W of the powerline crossing the gravel road). 249 Comment
  JEPS88417  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1996-4-8 7327 Tehama BLM parcel along Hwy 36 ne of Red Bluff (e side of Paynes Creek n of its mouth on the Sacramento River, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  RSA0036473  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041516 Tehama Manton Rd. 203 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
  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
  JEPS45972  Lythrum hyssopifolia J. W. Blankinship 1910-6-30 Tehama Corning Comment
  JEPS97389  Lythrum hyssopifolia Vernon H. Oswald and L. Ahart 1995-6-13 6847 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  SEINET12194974  Lythrum hyssopifolia Unknown 1982-1 666 Tehama The Nature Conservancy Vina Plains preserve 66 Comment
  JEPS120785  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  CHSC90415  Madia elegans Niall McCarten; Roxanne Bittman 1986-6-15 5403 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  JEPS76645  Madia elegans L. R. Heckard 1972-6-18 2980 Tehama along Wells Creek n Tedoc Mt. 883 Comment
  JEPS94963  Madia elegans Vernon Oswald and Lowell Ahart 1997-7-7 8677 Tehama near the ne corner of Yolla Bolly Middle Eel Wilderness (near the Lookout on Tomhead Mountain); Tomhead Mountain 2057 Comment
  SEINET11263930  Madia elegans subsp. elegans Lowell Ahart, Vernon H. Oswald 1995-7-12 7008 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mountain Road), 3.5 miles S of Hwy 36.; 0 Comment
  CHSC102230  Madia elegans subsp. vernalis L. P. Janeway; B. Castro 2009-4-25 9780 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC105945  Madia exigua Lowell Ahart; John Dittes 2010-7-17 16854 Tehama Near the fence, near brush piles, 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
  JEPS102854  Madia exigua Lowell Ahart 2001-6-14 8829 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  CAS-BOT-BC205673  Madia glomerata James R. Shevock; David Isle 1985-6-22 11269 Tehama Northern Coast Ranges. Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  CHSC61406  Madia glomerata Vernon H. Oswald; Lowell Ahart 1993-8-18 5849 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2115 Comment
  CHSC88293  Madia gracilis Lowell Ahart 2004-6-28 11141 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UCD104386  Madia gracilis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6855 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UCSB63853  Madia subspicata Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  CHSC43955  Maianthemum stellatum V. Oswald; L. Ahart 1988-5-21 3332 Tehama Patton Mill nw of Paskenta. Along Mill Creek. 1085 Comment
  CHSC88513  Malacothamnus fremontii Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CHSC82311  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 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
  CHSC35639  Malacothrix floccifera R. E. Preston 1982-4-6 223 Tehama At side of jeep trail, ca. 1/4 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. 451 Comment
  JEPS103383  Malacothrix floccifera Lowell Ahart 2002-4-27 9545 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UC2027197  Malacothrix floccifera Anthony Baniaga 2011-7-23 457 Tehama Lassen National Forest. On decomissioned 27N02, before it forks to spurs. Onion Butte quadrangle Comment
  UC614524  Malacothrix floccifera L. Constance, J. L. Morrison 1938-5-1 2184 Tehama 5 mi sw Paskenta; Inner North Coast Ranges 365 Comment
  HSC59069  Malva nicaeensis Thomas Wood 1979-4-29 137 Tehama 9.6 mi. N of Tehama-Vina Rd. on Hwy. 99, 0.2 mi. S of Bray St. 76 Comment
  CHSC113265  Matricaria discoidea Lowell Ahart; John Dittes 2014-5-16 19475 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC59169  Matricaria discoidea Vernon H. Oswald 1992-9-9 5198 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. Roadside. 1981 Comment
  JEPS113147  Matricaria discoidea Lowell Ahart 2007-5-8 13716 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  UCSB63859  Meconella californica Oswald, Vernon 1996-3-15 Tehama BLM parcel; T28N R2W SE1/4 SW1/4 Sec. 8; Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau 198 Comment
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  UCD80568  Melica aristata CNPS SN Foothill Team 2005-7-1 SNNR 0492 f Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CHSC86802  Melica californica Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  JEPS88296  Melica californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7568 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 188 Comment
  JEPS129812  Melica harfordii John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-16 2224 B Tehama NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  JEPS94577  Melica harfordii Vernon Oswald and Lowell Ahart 1997-7-7 8685 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness) 2057 Comment
  UCD80567  Melica harfordii CNPS SN Foothill Team 2005-6-29 SNNR 0437 b Tehama USFS Lassen National Forest. 969 Comment
  UCD80572  Melica harfordii CNPS SN Foothill Team 2005-6-22 SNNR 0419 c Tehama USFS Lassen National Forest, near the Ishi Wilderness boundary, between Big Dry Creek and FR28N29. 1118 Comment
  SEINET200096 Image available Melica stricta var. stricta J. M. Tucker, LK Mann 1959-7-19 3557 Tehama SE side of South Yolla Bolly Mt 2256 Comment
  CHSC66139  Melica torreyana Vernon H. Oswald; Lowell Ahart 1996-5-6 7519 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slope bordering Paynes Creek at this location. 128 Comment
  UCD87026  Melica torreyana August L. Hormay 1928-6-6 s.n. Tehama Campbellville, east of Chico Comment
  CHSC45289  Melilotus officinalis Vernon Oswald 1988-5-12 3304 Tehama M2 (23N01) 7.3 mi (odometer) w of Paskenta. 652 Comment
  CHSC87012  Mentha pulegium Jenny Marr; Caroline Warren 1998-10-21 Tehama Vicinity of Long Hollow, Grizzly Creek, and Red Bank Creek. Channel along creek. 243 Comment
  CHSC87008  Mentha spicata Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  CHSC80665  Mentzelia dispersa Lowell Ahart 2001-6-8 8780 Tehama On the south side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET198099  Mentzelia dispersa Louise Kelloggg 1952-7-18 94 Tehama Near Squaw Camp and Pole Corral aon Boswell Ridge directly south of South Yolla Bolly Mountatin. 2134 Comment
  UCD117229  Mentzelia dispersa Dean W. Taylor 1976-7-9 6053 Tehama at headwaters of Cub Creek. 1859 Comment
  CHSC48905  Micranthes bryophora Vernon Oswald 1986-8-4 2262 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2103 Comment
  CHSC67442  Micranthes integrifolia James D. Jokerst 1981-2-23 1252 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Along Zimmershed Creek located N of Pine Creek. Comment
  CAS-BOT-BC429094  Micranthes odontoloma P. A. Munz 1951-7-25 16842 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC102237  Micropus californicus var. californicus L. P. Janeway; B. Castro 2009-4-25 9753 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
  HSC65818  Micropus californicus var. californicus C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 85 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS16185  Micropus californicus var. californicus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 a Tehama 8 mi ne of Flourney; Paskenta Rd. Comment
  RSA90491  Micropus californicus var. californicus H. K. Wagnon 1953-5-3 MSB- 12654 Tehama Logging rd. west of Paskenta Comment
  CHSC67173  Microseris acuminata James D. Jokerst 1983-4-20 1714 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., ca. 200 m N of Pine Creek and adjacent to fenceline immediately E of ranch houses. Comment
  CHSC64695  Microseris douglasii subsp. douglasii Vernon H. Oswald; Lowell Ahart 1995-5-9 6719 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 edge of the wetland just sw of Pool 20. 213 Comment
  SEINET11807875  Microseris douglasii subsp. douglasii Unknown 1982-1 497 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC102361  Microsteris gracilis L. P. Janeway 2009-3-28 9666 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
  CHSC53974  Microsteris gracilis Vernon H. Oswald 1991-4-8 4486 Tehama The Nature Conservancy's Vina Plains Preserve, Main Unit. In a slight depression ca. 200ft west of the barn. 64 Comment
  CHSC87945  Mimetanthe pilosa Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS3638  Mimulus Milo Baker 1953-5-10 Tehama about 6 mi from Paskenta (along logging road n and w) 914 Comment
  JEPS3544  Mimulus bolanderi Milo S. Baker and H. K. Wagnon 1953-5-10 12638 Tehama logging road w Paskenta (near 7 mi post) Comment
  JEPS97348  Mimulus breweri Vernon H. Oswald and L. Ahart 1995-7-17 7093 Tehama T29N R4E NE1/4 NE1/4 Sec. 17, 5700 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park 1737 Comment
  OBI82947  Mimulus cardinalis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3942 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  JEPS97231  Mimulus floribundus Vernon H. Oswald and L. Ahart 1995-4-25 6689 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  JEPS104104  Mimulus guttatus Lowell Ahart 2003-8-23 10534 Tehama Along and in a small streamlet, on both sides of the trail, ca 1/4 mi from the campsite as one hikes to Square Lake, ca 1 mi ne of Mount Linn, South Yolla Bolly. 2118 Comment
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Jul 29 2009
  JEPS104189  Mimulus guttatus Lowell Ahart 2003-8-23 10535 Tehama Along and in a small streamlet, on both sides of the trail, ca 1/4 mi from the campsite as one hikes to Square Lake, ca 1 mi ne of Mount Linn, South Yolla Bolly. 2118 Comment
  JEPS10506  Mimulus guttatus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  SBBG119877  Mimulus guttatus L. Ahart, J. Dittes 2003-8-23 10535 Tehama ca. 0.25 mi from the campsite as one hikes to Square Lake, ca. 1 mi NE of Mt Linn, S of Yolla Bolly 2118 Comment
  SBBG119878  Mimulus guttatus L. Ahart, J. Dittes 2003-8-23 10534 Tehama ca. 0.25 mi from the campsite as one hikes to Square Lake, ca. 1 mi NE of Mt Linn, S of Yolla Bolly 2118 Comment
  SEINET12319562  Mimulus guttatus Unknown 1980-1 31 Tehama Ponderosa Way 2.2 mi N of Deer Creek 705 Comment
  RSA93037  Mimulus kelloggii Milo S. Baker, H. K. Wagnon 1953-4-26 12549 Tehama West of Paskenta near 5 mi post. 244 Comment
  JEPS22409  Mimulus layneae Francia Chisaki, Gene B. Newcomb 1958-6-20 1140 Tehama on road to Inskip Look-out (off road n out of Paynes Creek to Inskip Power House); Lassen National Forest Comment
  JEPS106014  Mimulus microphyllus Lowell Ahart 2004-6-28 11126 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  HSC81960  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4891 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  JEPS123434  Mimulus moschatus Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -097 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, head of Beegum Basin. Comment
  SBBG25924  Mimulus moschatus D. Myrick 1966-8-6 1461 Tehama South Yolla Bolly Mtn 2133 Comment
  UC1949184  Mimulus moschatus Barbara Ertter with Brad Olson 1991-7-6 10383 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
  JEPS15387  Mimulus nanus var. nanus Douglas Barbe 1955-7-16 190 Tehama near summit South Yolla Bolly (Mt. Linn) 2438 Comment
  JEPS17602  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5332 Tehama South Yollo Bolly Mountain 2270 Comment
  JEPS17606  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and D. Barbe 1955-7-16 5317 Tehama about 1 mi e of summit South Yollo Bolly Mountain (Mt. Linn summit) (on e shoulder of mountain) 2286 Comment
  UC195466  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s of Vina; Pine Creek Comment
  UC1949185  Mimulus primuloides Barbara Ertter with Brad Olson 1991-7-6 10384 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
  SEINET12319569  Mimulus primuloides J. P. Kroessig 1977-1 24 Tehama ca 2 km SW of jct of Hwy 32 & Hwy 36 1090 Comment
  JEPS126571  Mimulus torreyi Lowell Ahart, John Dittes 2016-6-22 21028 Tehama About 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  UC1557994  Mimulus torreyi Barbara Ertter 1989-5-3 8439 Tehama Deer Creek Rd (Rt 32) at milepost 12.00 (e side of creek 20 air mi sw of Chester); Deer Creek 975 Comment
  UC600973  Mimulus torreyi Mrs. H. P. Bracelin 1932-7-23 667 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  POM216501  Mimulus torreyi H. P. Bracelin 1932-7-23 667 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  UC725382  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama along State Hwy 89 a short distance w Plumas County line 1463 Comment
  CAS-BOT-BC174691  Minuartia cismontana R. C. Barneby; J. T. Howell 1954-5-12 11484 Tehama 9 miles e. of Paynes Creek 1005 Comment
  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
  HSC81947  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4886 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  HSC4082  Minuartia nuttallii Louise Kellogg Jul 1952 22 Tehama Mendocino National Forest, rocky point near road near Squaw Camp and Pole Corral on Boswell Ridge, directly S of S Yolla Bolly Mtn. 2134 Comment
  UC1609307  Minuartia nuttallii subsp. gregaria Vernon H. Oswald and Lowell Ahart 1993-9-2 5903 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  LA47653  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama SE side of South Yolla Bolly Mountain 2255 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
  CHSC64966  Minuartia rosei Vernon H. Oswald; Lowell Ahart 1995-7-12 7033 Tehama High North Coast Ranges. W of Red Bluff and S of Platina, on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  HSC70004  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1978-7-22 4451 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  HSC71881  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5855 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  HSC81948  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4885 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS6228  Mitella trifida Milo S. Baker and H. K. Wagnon 1954-7-10 12983 Tehama ca 20 mi nw Paskenta (slightly e of county rd.) 1828 Comment
  CHSC116173  Mollugo verticillata Lowell Ahart; John Dittes 2015-6-2 20252 Tehama About 1/4 mile north of Lassen Road, about 1.6 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC80225  Mollugo verticillata B. Castro; L. P. Janeway 2000-5-23 1176 Tehama Vicinity of Orland and Black Butte Lake, near Rice Creek. 103 Comment
  OBI51833  Mollugo verticillata Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  UCR280846  Monardella breweri subsp. lanceolata Lowell Ahart, John Dittes 2016-6-22 21027 Tehama c. 0.5 mile southwest of the fish ladder on Deer Creek, c. 0.6 air mile northeast of USFS Road 27N08 Bridge over Deer Creek, c. 2.5 miles by trail to Hwy 32 947 Comment
  CAS-BOT-BC215503  Monardella odoratissima C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla Comment
  CAS-BOT-BC215506  Monardella odoratissima Mrs. H. C. Cantelow 1938-7-5 s.n. Tehama On Deer Creek Road, s.w. of Chester , and 5.3 miles s.w. of junction of Highway 32 with Highway 89 1280 Comment
  LA54268  Monardella odoratissima subsp. pallida Carl Epling; William Robison 1935-7-16 sn Tehama Mineral 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
  UC2035961  Monardella odoratissima subsp. pallida O. H. Kappler 1946-7-21 1350 Tehama Cliff Falls, Lassen National Park 1920 Comment
  CDA40779  Monardella villosa subsp. villosa L. Ahart 2004-6-11 11018 Tehama Northwest of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  JEPS62417  Monardella villosa subsp. villosa W. L. Jepson 1938-6-10 18983 Tehama Jelley's Ferry Sacramento River 121 Comment
  CHSC51900  Montia chamissoi K. R. Stern; L. P. Janeway 1986-5-21 8294 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA712752  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range 1625 Comment
  RSA90814  Montia chamissoi Milo S. Baker, H. K. Wagnon 1953-7-12 12879 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
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Jul 29 2009
  CHSC102344  Montia fontana L. P. Janeway 2009-4-4 9711 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
  UC1023440  Montia fontana Milo S. Baker and H. K. Wagnon 1953-6-21 12777 Tehama loggin road w of Paskenta (near Twenty-one Mile Post) 1676 Comment
  CHSC41079  Montia fontana subsp. amporitana Pauleen Broyles 1983-4-14 894 Tehama The Nature Conservancy Vina Plains Preserve. Hanging from vertical n face of exposed fanglomerate above irrigation ditch nw of barn. 60 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
  CHSC79347  Montia fontana subsp. chondrosperma B. Castro; L. P. Janeway 2000-4-4 1078 Tehama Vicinity of Orland, W of Highway I-5. 109 Comment
  CHSC79348  Montia fontana subsp. chondrosperma B. Castro; L. P. Janeway 2000-4-12 1069 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of S. Branch Sour Grass Creek. 118 Comment
  CHSC46210  Montia linearis Pauleen Broyles 1985-3-23 940 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow w of large vernal pool n of the barn in south pasture. 63 Comment
  JEPS110465  Montia linearis Lowell Ahart 2006-7-19 13047 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north 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
  JEPS108867  Muhlenbergia filiformis Lowell Ahart 2006-7-25 13080 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  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
  JEPS87181  Myosurus minimus Vernon H. Oswald and Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) 7.8 (odometer) mi e Hwy 99 (10 mi (air) e of Red Bluff) 289 Comment
  JEPS90884  Myosurus minimus Dean W. Taylor 1990-5-9 11687 Tehama 300 meters n of Stony Creek (along the right-of-way of electrical transmission lines (PG&E Pit-Vaca Line), Sacramento Valley); Sacramento Valley 112 Comment
  UCD21106  Myosurus minimus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 282 Tehama Inks Creek Ranch site. Pool # INK207, UTMs 10T0579010; 4466394. Comment
  CHSC88580  Myosurus minimus subsp. minimus L. P. Janeway 2001-6-10 7147 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
  UCD138154  Najas gracillima Richard Yeo 1966-9-26 s.n. Tehama (21 miles downstream) of Corning Canal, ca. 4 miles southwest of Corning. Comment
  CHSC65058  Nama lobbii Vernon H. Oswald; Lowell Ahart 1995-7-17 7096 Tehama Forest Road 29N22 2.2 mi W of Hwy. 89, ca. 2.5 mi SSE of the SW corner of Lassen Volcanic National Park. 1780 Comment
  CDA15862  Nassella cernua G. F. Hrusa, J. Hart 2000-4-8 15308 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC41068  Nassella pulchra Pauleen Broyles 1982-5-6 543 Tehama The Nature Conservancy Vina Plains Preserve. On w side of Sheep Camp Ditch. 66 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
  JEPS13514  Navarretia divaricata Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5345 Tehama 20.8 mi n Paskenta (Cold Spring Camp); Mendocino National Forest 1859 Comment
  SEINET198100  Navarretia divaricata Louise Kellogg 1952-7-18 92 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south Yolla Bolly Mountain 2134 Comment
  RSA105352  Navarretia divaricata G. D. Barbe 1955-7-17 215 Tehama At Cold Springs Camp. 1890 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
  JEPS101682  Navarretia divaricata subsp. divaricata Dean W. Taylor 1997-7-18 16134 Tehama Ball Rock 1981 Comment
  CHSC89850  Navarretia divaricata subsp. vividior L. P. Janeway; B. Castro 2004-5-30 8123 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
  RSA702982  Navarretia divaricata subsp. vividior L. P. Janeway, B. Castro 2004-5-30 8123 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. 1000 Comment
  SEINET3894735  Navarretia filicaulis Barbara Ertter, James Shevock 1992-6-14 11201 Tehama Mill Creek Rim on N side Mill Creek, Ponderosa Way 3.6 miles N of Mill Creek Crossing, ca 13 airmiles SW of Mineral.; 0 1067 Comment
  CAS-BOT-BC230314  Navarretia heterandra Philip A. Munz 1949-5-14 13202 Tehama 7 miles S of Corning Comment
  JEPS70273  Navarretia heterandra R. F. Hoover 1937-5-19 2288 Tehama 6 mi n Red Bluff Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  CHSC44287  Navarretia intertexta V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3370 Tehama Trail just e of Dead Rabbit Lake. 579 Comment
  UCD80651  Navarretia intertexta subsp. intertexta CNPS SN Foothill Team 2005-6-13 SNFN 0378 c Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  HSC1724  Navarretia leucocephala Larry Berti 1969-5-9 69 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS16184  Navarretia leucocephala Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3133 Tehama 8 mi ne Flourney (along Paskenta Raod, w Tehama County) Comment
  JEPS19810  Navarretia leucocephala Rimo Bacigalupi with S. Galen Smith 1957-6-24 6020 Tehama 8.1 mi s Corning (along U.S. Highway 99-W) 83 Comment
  UCD36234  Navarretia leucocephala Beecher Crampton 1953-4-29 1162 Tehama Tehama County, 4 miles south of Dales, along Route 36. Comment
  SEINET12326995  Navarretia leucocephala L. J. Newsum 1984-1 9 Tehama Haille Rd., 1/8 mi W off Hwy 99, 15 mi N of Chico 61 Comment
  CAS-BOT-BC230364  Navarretia leucocephala subsp. bakeri Robert F. Holland 1979-4-1 417 Tehama NW of Jelly's Ferry Road ca 1.5 miles SW of Sacramento River Comment
  CHSC113312  Navarretia leucocephala subsp. leucocephala Lowell Ahart; John Dittes 2014-5-16 19496 Tehama On the bottom of a small drainage,on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  RSA642572  Navarretia leucocephala subsp. leucocephala Stan C. Spencer 1995-5-18 55 i04 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  RSA91810  Navarretia leucocephala subsp. minima Beecher Crampton 1953-4-29 1151 Tehama About 2 miles east of Corning Comment
  CHSC87822  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
  SBBG119780  Navarretia mellita L. Ahart 2004-6-11 11045 Tehama N side of the Nomalaki Trail, ca. 0.25 mi N of Bowers Crk, ca. 1 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 582 Comment
  JEPS19791  Navarretia pubescens Rimo Bacigalupi with S. Galen Smith 1957-6-24 5927 Tehama 8.1 mi s Corning (along U.S. Highway 99-W) 83 Comment
  UCSB63895  Navarretia pubescens Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; Paynes Creek ; Hog Lake Plateau 164 Comment
  RSA93412  Navarretia sinistra subsp. pinnatisecta Milo S. Baker, H. K. Wagnon 1954-7-10 12972 Tehama 6.1 miles NW of Whitlock Camp 1829 Comment
  JEPS124040  Navarretia sinistra subsp. sinistra Lowell Ahart, John Dittes 2015-8-5 20463 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
  CHSC54107  Navarretia subuligera Vernon H. Oswald 1991-5-20 4602 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  CHSC113346  Navarretia tagetina Lowell Ahart; John Dittes 2014-5-16 19486 Tehama Open pasture field, along the south side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  RSA424700B  Navarretia tagetina Aaron Liston, M. A. Blumler 1987-4-24 657 -2 Tehama Highway 32, 2 miles east of Chico Comment
  CHSC84261  Navarretia viscidula Lowell Ahart; John Dittes 2003-6-11 10252 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC86981  Navarretia viscidula Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  RSA92986  Navarretia viscidula Milo S. Baker, H. K. Wagnon 1953-5-31 12700 Tehama Roadside a mile or so east of Paskenta Comment
  UC1299597  Navarretia viscidula Freed W. Hoffman 1948-7-1 2469 Tehama 24.5 mi w Red Bluff (Red Bluff to Saddleback Camp road) Comment
  JEPS127314  Nemacladus capillaris Lowell Ahart, John Dittes 2016-6-22 21029 Tehama About 0.6 mile (air northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  JEPS97434  Nemacladus capillaris Vernon H. Oswald and L. Ahart 1995-7-12 7060 Tehama T28N R10W Sec. 9, 3950 ft, High North Coast Ranges, Yellow Pine Forest, serpentine soils. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina 1203 Comment
  SEINET3812473 Image available Nemacladus capillaris Alice Eastwood, John Thomas Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA93507  Nemacladus montanus Milo S. Baker 1953-6-20 12744 Tehama Logging rd. west of Paskenta near 8th or 9th mile post. Comment
  JEPS3211  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-1 2185 Tehama overgrazed hills 5 mi sw Paskenta (Inner North Coast Ranges); , sw of Paskenta 365 Comment
  JEPS3219  Nemophila heterophylla Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w of Paskenta Comment
  HSC90404  Nemophila heterophylla Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 24 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  CHSC55499  Nemophila menziesii Vivian L. Long 1991-4-13 16 Tehama Long Ranch property. Ca. 15 m e Lanes Valley Road, .7 km s A6. 365 Comment
  RSA756843  Nemophila parviflora var. austiniae Barbara Ertter, Brad Olson 1991-7-4 10226 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  CHSC46788  Nemophila pedunculata R. Schlising 1986-4-20 4481 Tehama Vina Plains Preserve, about 15 mi n of Chico on Hwy 99. 60 Comment
  CHSC67474  Nemophila pedunculata James D. Jokerst 1981-2-23 1254 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Comment
  HSC1838  Nemophila pedunculata Larry Berti 1969-3-15 14 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC40846  Odontostomum hartwegii Pauleen Broyles 1982-5-4 526 Tehama Near Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  UC903225  Odontostomum hartwegii Ethel Crum 1932-5-9 1431 Tehama 10 mi. s.e. Red Bluff (tributary of Red Bank Creek); North Coast Ranges 304 Comment
  UC1606389  Oenanthe sarmentosa Barbara Ertter with James R. Shevock 1992-6-14 11122 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (twon). 304 Comment
  SEINET13943273 Image available Olea europaea W. A. Weber, Lewis S. Rose 1953-1 8469 Tehama widely cultivated, vicnity of Corning; 250 ft alt. 76 Comment
  SEINET10968273  Orcuttia greenei Mary Susan Taylor 1980-6-21 Taylor 2936 Tehama T24N R1W sw sec 20. Richardson Springs quad. Lellinger vernal pool, ca. 16 mi N of Chico, ca. 1/4 mi E of Hwy 99E, on N side of Lellinger Road. With R. Schlising & T. Griggs. Comment
  CAS-BOT-BC254323  Orcuttia pilosa F. T. Griggs 1974-6-3 s.n. Tehama 16 miles N of Chico, on the Vina Plains, 200 meters S of Lassen Road, 0.25 mile E of its intersection with Highway 99E Comment
  CHSC52893  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  JEPS84162  Orcuttia pilosa R. D. Stone 1986-8-22 797 Tehama 0.7 mi e Leininger Road (1.3 mi n of its intersection with Hwy 99); Central Valley, Vina Plains 74 Comment
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  UCD21122  Orcuttia pilosa Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 297 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584456; 4416102. Comment
  SEINET11688653  Orcuttia pilosa Unknown 1982-1 Tehama Comment
  SEINET4080564  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CHSC52899  Orcuttia tenuis R. D. Stone 1986-8-24 803 Tehama Central Valley. TNC Vina Plains Preserve, just S of Lassen Road 2.3 miles E of its intersection with Highway 99, E pasture 0.1 miles W of the eastern preserve boundary. Vernal pool. 68 Comment
  JEPS84137  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama 1.6 mi wsw Manton Road (County Rd. A-6) crossing of Spring Branch Creek (0.25 mi e of natural gas pipline, about 20 mi ne of Red Bluff); Central Valley 297 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
  SEINET196300  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  SEINET4080542  Orcuttia tenuis L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  SEINET2442115  Oreostemma alpigenum var. andersonii David Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Highway 89. 0.8 miles S of Lassen Volcanic National Park southern boundary. Lodgepole pine-red fir forest with meadows. Comment
  CHSC68592  Orobanche fasciculata Vernon H. Oswald; Lowell Ahart 1997-5-14 8460 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) south of Moak Trailhead. In the path of 1990 fire. 1066 Comment
  JEPS10810  Orobanche fasciculata Hilda W. Grinnell 1927-5-26 Tehama Between Mineral and Payne Creek. Comment
  CHSC95176  Orthocarpus cuspidatus subsp. cryptanthus R. D. Fischer 2005-8-21 814 Tehama Cascade Range high, Lassen National Volcanic Park. Plant found along trail to Mill Creek Falls, out of lower campground. 1950 Comment
  RSA714825  Orthocarpus erianthus Daisie Huang 2006-4-15 6041508 Tehama Manton Rd. 204 Comment
  RSA424696B  Orthocarpus erianthus Aaron Liston, M. Blumler 1987-4-24 654 -17 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. 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
  UC54312  Osmorhiza occidentalis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4408 a Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC100899  Oxypolis occidentalis R. A. Schlising; Marc Hayes 1977-8-6 3198 Tehama Along Highway 32, 15 miles north of Butte Creek crossing (=17.5 miles north of junction with Humboldt Road to Butte Meadows). 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
  CHSC78372  Packera greenei Vernon H. Oswald 2000-7-10 9936 Tehama Forest Route 35 5.3 mi west of Stuart Gap. 1712 Comment
  UC634933  Paeonia brownii L. V. Compton 1930-6-3 Tehama 10 mi e Mineral; Upper Circle S Ranch Comment
  UCD80584  Panicum acuminatum CNPS SN Foothill Team 2005-6-7 SNNR 0165 b Tehama TNC Dye Creek Preserve, at the southwest end of Speegle Ridge. 350 Comment
  CHSC77633  Panicum capillare Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek and Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS115392  Panicum capillare Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16346 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9. 1493 Comment
  CAS-BOT-BC175542  Parnassia palustris John Thomas Howell 1960-8-18 36078 Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC181182  Paronychia ahartii R. F. Hoover 1942-5-20 5879 Tehama Just west of Jelley's Ferry 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
  JEPS82504  Paronychia ahartii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6290 Tehama about 2 mi w Kirkwood (and about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  SEINET12217258  Parvisedum pumilum Unknown 1982-1 459 Tehama The Nature Conservancy Vina Plaina Preserve, just s of Lassen Road in central pasture, T24N, R1W, s 70 Comment
  UC718222  Parvisedum pumilum Carl B. Wolf 1937-5-16 8707 Tehama Red Bluff-Susanville Road 2 8/10 mi above Paynes Creek Post Office (Northern Sierra Nevada Foothills); Northern Sierra Nevada Foothills 609 Comment
  UCD80586  Paspalum dilatatum CNPS SN Foothill Team 2005-6-6 SNNR 0210 b Tehama TNC Dye Creek Preserve, northwest of where Ballard Springs Road crosses the first seasonal creek past Rim Road. 374 Comment
  CHSC65696  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7270 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In the NE corner of the parcel. 198 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
  CHSC77751  Pectocarya pusilla B. Castro; H. West 1999-4-7 872 Tehama About 17 air miles SW of Red Bluff, vicinity of Long Hollow, on SE-facing slope just downslope from Blue oak woodland. 256 Comment
  UC61030  Pedicularis densiflora H. F. Stivers 1904-2-29 Tehama Rosewood Comment
  UCD32625  Pediomelum californicum Beecher Crampton 1954-6-16 1997 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  CHSC77715  Pellaea andromedifolia B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 928 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  CHSC86840  Pellaea andromedifolia Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  SBBG119801  Pellaea mucronata subsp. californica L. Ahart 2004-4-29 10811 Tehama Nomalaki Trail, ca, 1/8 mi SE of an unnamed lake, ca. 0.75 mi by trail NW of Dead Rabbit Lake, ca. 1.5 mi NW of Bowers Crk, ca. 2.25 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 air mi SW of Paskenta 562 Comment
  CHSC116667  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 A Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC64335  Pellaea mucronata var. mucronata Vernon H. Oswald; Lowell Ahart 1995-2-22 6494 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station of Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  CHSC101423  Penstemon anguineus David Isle 1992-7-8 1546 Tehama In Doll Ridge clearcut adj. Rd23N17, below a spur; S of Willow Creek (N of Sugar Spring Campground). 1255 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
  UC1238942  Penstemon anguineus Freed W. Hoffman 1950-7-3 3482 Tehama about two mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges, White Rock Ranger Station Comment
  SJSU4121  Penstemon azureus C. W. Sharsmith 1966-6-11 7452 Tehama by Sacramento R, 2 mi NE of Red Bluff 91 Comment
  CHSC86590  Penstemon azureus var. angustissimus L. P. Janeway 2003-6-14 7831 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank. 780 Comment
  CHSC87332  Penstemon azureus var. azureus Lowell Ahart 2004-4-29 10804 A Tehama About 1/4 mile north of an unnamed lake, along the Nomalaki Trail, about 1 mile by trail northwest of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 476 Comment
  JEPS104326  Penstemon azureus var. azureus Lowell Ahart 2003-6-11 10263 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC23396  Penstemon breviflorus B. Garamendi 1974-5-11 23 Tehama Mill/ Deer Creek Study Area. 1 1/2 mi s of Bucks Flat. Turn off Ponderosa Way. 1219 Comment
  JEPS105854  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  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
  UCR124023  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6915 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  NY627266  Penstemon neotericus A. L. Moldenke 1975-8-23 30263 Tehama Mount Lassen 1645.9 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
  CHSC44241  Penstemon purpusii Vernon Oswald 1988-7-12 3565 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, on a ridge between Boulder Lake (dry) and jct of trail to Burnt Camp, 1.89 mi w of the trailhead. 2161 Comment
  UC1245134  Penstemon rupicola J. M. Tucker and L. K. Mann 1959-7-19 3556 Tehama ca 1/2 mi e of summit South Yolla Bolly Mountain; e of summit South Yolla Bolly Mountain 2286 Comment
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  CHSC94378  Penstemon rydbergii var. oreocharis Lowell Ahart 2006-7-19 13026 Tehama 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-BC77147  Pentagramma triangularis subsp. triangularis Ira L. Wiggins 1968-12-29 21049 Tehama North-facing rocks along Belle Mill Road 5-6 mi. E of Highway 99 east of Red Bluff. 152 Comment
  UC1949246  Perideridia bolanderi subsp. involucrata Barbara Ertter with Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  UC1389967  Perideridia kelloggii T. I. Chuang and R. Bacigalupi 1963-8-2 5920 Tehama near Dales (along creek bank) Comment
  UC1949242  Perideridia kelloggii Barbara Ertter with Brad Olson 1991-7-4 10189 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  UCD80013  Perideridia kelloggii CNPS SN Foothill Team 2005-6-29 SNNR 0438 Tehama USFS Lassen National Forest. 982 Comment
  CDA38512  Perideridia kelloggii L. Ahart 2001-6-14 8819 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. Comment
  CHSC64816  Perideridia oregana Vernon H. Oswald 1995-6-4 6820 Tehama Dales Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the e fenceline near the s tip of reserve. 207 Comment
  SEINET13944992 Image available Perideridia oregana L. Constance, T. I. Chuang 1967-1 3791 Tehama Above Dibble Creek, 14 mi W of Red Bluff, alt. 800 ft 244 Comment
  HSC95422  Persicaria lapathifolia L. Ahart, John Dittes 2003-9-17 10590 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CHSC113344  Petrorhagia dubia Lowell Ahart; John Dittes 2014-5-16 19495 Tehama On 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
  CHSC40715  Petrorhagia dubia Pauleen Broyles 1982-4-15 420 Tehama The Nature Conservancy Vina Plains Preserve. 63 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
  JEPS88305  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-5-20 7611 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
  JEPS96013  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-4-29 7494 Tehama nw Corning (CDFG parcel on s side of Gyle Rd., along intermittent stream ca 0.3 mi e of the W boundary, Thomes Creek Ecological Reserve); nw Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC78852  Phacelia distans Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC57087  Phacelia egena Steven Triano; Stefani Eiben 1988-5-7 162 Tehama Open rocky hillside adjacent to a vista point ca 100 ft n of Hwy. 36 and 13.9 mi w of Mineral. 944 Comment
  CHSC64626  Phacelia egena Vernon H. Oswald; Lowell Ahart 1995-4-17 6674 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. Common on an outcropping of basalt bordering Manton Rd. e of the Old Hwy. Pool. 213 Comment
  CHSC79766  Phacelia egena L. P. Janeway; B. Castro 2000-4-22 6677 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock; south-facing slope overlooking Mill Creek. 869 Comment
  JEPS1965  Phacelia egena Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  UC1228799  Phacelia egena J. M. Tucker and L. K. Mann 1959-7-19 3456 Tehama at summit South Yolla Bolly Mountain 2465 Comment
  UC589695  Phacelia egena Harold and Virginia Bailey 1938-4-16 Tehama Paskenta-Covelo rd 5 mi w Paskenta Comment
  RSA66628  Phacelia egena P. A. Munz 1951-7-26 16921 Tehama South slope of South Yolla Bolly Peak. 2317 Comment
  UCD104382  Phacelia hastata Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6853 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  RSA120842  Phacelia heterophylla subsp. virgata Milo S. Baker s.n. Tehama West of Paskenta in Mend Nat. Forest above Whitlock Camp. 1372 Comment
  HSC101443  Phacelia imbricata A. Miles, M. Malle, B. Gibbs 1999-4-17 16 Tehama Hwy. 36, Beegum Gorge 430 Comment
  UC923091  Phacelia imbricata Freed W. Hoffman 1950-7-2 3311 Tehama between Harrison Gulch Guard Station and public camp on North Fork Beegum Creek (0.7 mi from creek) 822 Comment
  UC2013012  Phacelia imbricata subsp. imbricata Barbara Ertter 1991-5-18 9862 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; E-facing bluff at edge of creek. Comment
  JEPS1154  Phacelia mutabilis Joseph Grinnell Tehama Mineral 1463 Comment
  RSA105329  Phacelia mutabilis Milo S. Baker, H. K. Wagnon 1954-7-11 12996 Tehama Logging road near Reservoir of Howell s Camp in edge of forest. 1829 Comment
  UC923099  Phacelia ramosissima var. ramosissima Freed W. Hoffman 1950-7-1 3303 Tehama w Tehama Co. Ball Rock 2042 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
  UC2042813  Phacelia tanacetifolia Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8941 Tehama Tuscan Butte ca. 8 air miles NE of Red Bluff. Comment
  RSA153473  Phacelia tanacetifolia I. L. Wiggins 1925-3-26 1540 Tehama Above the gorge on Mill Creek. Comment
  JEPS118032  Phalaris paradoxa Lowell Ahart, John Dittes 2011-6-9 17456 Tehama Rio De Los Molinos Land Grant. Low area in field, under the pole line, 2685 feet east of Highway 99, 1.5 miles (air) north of Vina.Valley Grassland 71 Comment
  CHSC44249  Phleum alpinum Vernon Oswald 1988-6-27 3538 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
  CHSC90396  Phlox speciosa Niall McCarten 1986-6-22 5299 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  UC998329  Phlox speciosa Milo S. Baker and H. K. Wagnon 1953-6-21 12771 Tehama w of Paskenta (logging road, w Tehama County); Whiskey Saddle 1448 Comment
  HSC71878  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5858 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  UC703001  Phlox speciosa subsp. occidentalis Alice Eastwood and John Thomas Howell 1941-7-9 9836 Tehama near Government Flat Comment
  CHSC88570  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 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
  CHSC77393  Phoradendron villosum L. P. Janeway; Jenny Marr, Mary Ann Griggs 1999-3-10 6388 Tehama Vicinity of Round Valley Road, Newville Road (Garland Road), and Williams Butte. 295 Comment
  CHSC105652  Physalis lancifolia Lowell Ahart; John Dittes 2010-10-4 17284 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
  RSA123636  Pinus balfouriana G. D. Barbe 1955-7-22 257 Tehama E slope of Harvey Peak. Also in the saddle between Harvey Peak and Mt. Linn (South Yolla Bolly Mtns.). 2378 Comment
  CHSC4575  Pinus contorta subsp. murrayana C. Glascock 1965-2-7 229 Tehama 1.1 mi sw of junction of Hwy 32 with 36 (89) on Hwy 32. 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
  CAS-BOT-BC72982  Pinus monticola J. M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla bolly Mountain. Comment
  SBBG351  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama ridge top ca. 0.5 mi E of summit of S Yolla Bolly Mtn Comment
  UC401402  Pinus monticola W. P. Taylor 1913-8-11 Tehama 2 mi s of s Yolla Bolly Mt. Comment
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Jul 5 2009
  UCD134811  Pinus monticola John M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ca. .5 mile east of summit of South Yolla Bolly Mountain. Comment
  UCSB2769  Pinus ponderosa Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road 13 miles northwest of Paskenta, South Yolla Bolly Mtns. 1188 Comment
  SEINET6841546  Pinus ponderosa R. A. Evers, Clara V. Evers 1975-8-23 115006 Tehama 2 miles (3.2 km) west of Mineral, elevation ca. 4400 feet. Comment
  CHSC55194  Plagiobothrys austiniae L. P. Janeway 1991-4-11 3885 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC55195  Plagiobothrys austiniae L. P. Janeway 1991-4-11 3881 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Edges of vernal pool. 170 Comment
  CHSC67181  Plagiobothrys austiniae James D. Jokerst 1980-4-13 574 A Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. In a drainage. Comment
  JEPS68036  Plagiobothrys canescens J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  RSA726490  Plagiobothrys canescens L. Ahart, John Dittes, Josephine Guardino 2007-4-3 13605 Tehama About 4.5 miles (air) northeast of the Intersection of Highway 99 East and Vina Road, about 6.5 miles (air) southeast of Los Molinos. 132 Comment
  UCSB63982  Plagiobothrys canescens Jokerst, James 1983-4-20 Tehama Wurlitzer Ranch on Pine Creek, 1.5 mi. E of Meridian Rd., ca. 200 m. N of Pine Creek and adjacent to fenceline immediately E of ranch houses Comment
  CDA15854  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15298 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC67183  Plagiobothrys fulvus James D. Jokerst 1980-4-13 577 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. Comment
  CHSC79700  Plagiobothrys fulvus L. P. Janeway; B. Castro 2000-4-12 6664 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  CHSC3931  Plagiobothrys fulvus var. campestris D. F. Johnson 1967-3-9 5 Tehama 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  UC726295  Plagiobothrys glyptocarpus var. modestus A. A. Heller 1929-4-30 14852 Tehama Ranch Comment
  CHSC53942  Plagiobothrys leptocladus Vernon H. Oswald 1991-4-30 4535 Tehama Hwy 36 opposite Hog Lake, 3.8 miles southwest of Dales. 268 Comment
  UCD120856  Plagiobothrys leptocladus G. F. Hrusa 1996-5-2 12907 Tehama Scattered in bottoms of vernal pools near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  JEPS113129  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
  JEPS68104  Plagiobothrys nothofulvus J. W. Blankinship 1911-4-7 Tehama Corning Comment
  RSA794947  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16310 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  RSA120925  Plagiobothrys shastensis Milo S. Baker 1953-5-30 12679 Tehama Logging road west of Paskenta ca. 5 miles. Comment
  CHSC107255  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. Bottom of a large vernal pool, sand dune area. 80 Comment
  CHSC76047  Plagiobothrys stipitatus var. micranthus G. F. Hrusa; J. Hart 1998-5-10 14407 Tehama Northern Sacramento Valley. Vernal pool on ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and +- 2 mi. W of Paskenta Rd. 135 Comment
  CHSC96785  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
  SEINET13752230 Image available Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  CHSC28991  Plagiobothrys tenellus J. D. Jokerst 1979-4-14 201 Tehama S. edge of canyon N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  JEPS122017  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  JEPS88313  Plantago coronopus Vernon H. Oswald and Lowell Ahart 1996-4-29 7473 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., edge of intermittent stream near w. boundary); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 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
  JEPS95691  Plantago elongata Vernon H. Oswald and L. Ahart 1995-4-10 6609 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC102346  Plantago erecta L. P. Janeway 2009-4-4 9714 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
  CHSC52813  Plantago erecta Virginia Bailey 1938-4-16 Tehama Six miles west of Paskenta on Paskenta-Covelo road. Comment
  CHSC90690  Plantago erecta D. Isle 1996-3-7 1006 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  RSA714824  Plantago erecta Daisie Huang 2006-4-15 6041507 Tehama Manton Rd. 204 Comment
  CHSC115525  Plantago lanceolata Lowell Ahart; John Dittes 2015-8-5 20437 Tehama Dry meadow, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC117733  Plantago lanceolata Lowell Ahart; John Dittes 2016-8-25 21274 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
  JEPS124047  Plantago lanceolata Lowell Ahart, John Dittes 2015-8-5 20437 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
  CHSC12953  Platanthera leucostachys K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5801 Tehama Ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  UC1515776  Platanthera leucostachys Baki Kasapligil 1968-6-20 4285 Tehama in backyard Mr. L. Bodine's house (near U.S. Forest Service Headquarter, Mineral); Mineral, Mr. L. Bodine's house 1524 Comment
  UC1019540  Platanthera limosa Louise Kellogg 1952-7-15 49 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s South Yolla Bolly Mountain; North Coast Ranges, Mendocino Natl Forest, South Yolla Bolly 2133 Comment
  HSC95161  Platystemon californicus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 14 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  SEINET4399751  Plectranthus Leila M. Shultz 1990-5-5 11328 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC64377  Plectritis ciliosa subsp. insignis Vernon H. Oswald 1995-3-15 6521 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  CHSC75308  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart 1999-4-21 9712 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 640 Comment
  CHSC64378  Plectritis macrocera Vernon H. Oswald; Lowell Ahart 1995-3-19 6537 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. In the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  HSC1737  Poa annua Larry Berti 1969-5-9 67 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS106272  Poa annua Lowell Ahart 2004-4-29 10784 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  CAS-BOT-BC254787  Poa bolanderi John Thomas Howell 1960-8-18 36105 Tehama Lassen Volcanic National Park, Sulphur Works Checking Station 2011 Comment
  CHSC83219  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  JEPS70628  Poa bolanderi W. L. Jepson 1927-6-24 12335 Tehama Mineral Comment
  RSA256675  Poa bulbosa Donald Spalinger 1974-5-5 55 Tehama 21 miles E. of Trinity county like H 36 Comment
  JEPS94187  Poa howellii Vernon Oswald and Lowell Ahart 1998-4-21 8937 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 609 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
  SEINET200103 Image available Poa pratensis J. M. Tucker, L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain, 1920 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
  CHSC86013  Poa secunda subsp. secunda Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Grizzly Creek. 274 Comment
  UCD125423  Pogogyne zizyphoroides John Thomas Howell 1954-4-26 29192 Tehama 6 miles south of Corning. Comment
  JEPS96777  Polanisia dodecandra subsp. trachysperma Dean W. Taylor 1997-6-10 16038 Tehama Pine Creek, ca. 8 miles west of Cottonwood; along Benson Road 182 Comment
  RSA285947  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Ranch road [near] Antelope Creek, 6 miles 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
  CHSC115538  Polygonum aviculare Lowell Ahart; John Dittes 2015-8-5 20479 Tehama On dry distributed bare soil, poor logging road, east side of Child Meadow, 15 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC414219  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-18 36038 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC109127  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama On Wright-Graham ranch, South Power House Road, 1.5 mile south of Manton. 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
  JEPS16772  Polygonum bidwelliae Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4342 Tehama small grade along State Hwy 36 above Paynes Creek Canyon (4.5 mi e of Dales and 3.5 mi w of Paynes Creek Station) 396 Comment
  CHSC105527  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
  CHSC66576  Polygonum californicum Vernon H. Oswald; Lowell Ahart 1996-7-8 7991 .1 Tehama Hwy. 36 NE of Red Bluff near Hog Lake. Growing in gravelly soil on the edge of the dirt road leading to the quarry on the E side of Hwy. 36 ca. 0.9 mi SW of the parking lot at Hog Lake Plateau. 265 Comment
  CHSC117580  Polygonum douglasii Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21362 Tehama Dry area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  JEPS124069  Polygonum douglasii Lowell Ahart, John Dittes 2015-8-5 20439 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  HSC82435  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5059 Tehama Along old logging rd. W side of USFS Rd. at Pole Corral Gap 1311 Comment
  JEPS115346  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, Josephine Guardino 2009-9-6 16360 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  RSA754868  Polygonum douglasii subsp. spergulariiforme L. Ahart, Josephine Guardino 2009-9-6 16360 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  UC127341  Polygonum douglasii subsp. spergulariiforme H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4336 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CDA2786  Polygonum hydropiper L. Ahart, J. Dittes 2003-9-17 10589 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  UC1606435  Polygonum hydropiper Barbara Ertter 1993-11-8 12297 Tehama at Hwy 99 n Vina; Deer Creek Comment
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Jul 16 2009
  UC936220  Polygonum minimum Helen K. Sharsmith 1951-7-11 4013 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
  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
  JEPS127115  Polygonum spergulariiforme Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21358 Tehama About 100 yards south of Highway 89. Comment
  JEPS97373  Polypodium calirhiza Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7273 Tehama NE of Red Bluff (Paynes Creek, near the end of the gravel road running W from parking lot, BLM parcel on Hwy 36); Cascade Range Foothills, Hog Lake Plateau 106 Comment
  CHSC41067  Polypogon maritimus Pauleen Broyles 1982-6-4 700 Tehama The Nature Conservancy Vina Plains Preserve. 66 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
  CHSC80124  Polypogon maritimus B. Castro; L. P. Janeway 2000-5-11 1163 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  SEINET11689131  Polypogon maritimus Unknown 1982-1 700 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CDA2344  Polypogon monspeliensis L. Ahart, J. Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC64744  Polypogon monspeliensis Vernon H. Oswald 1995-5-2 6702 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Inks Creek Rd. near the w boundary. 213 Comment
  CHSC60291  Polystichum imbricans Mary Ann Showers 1992-6-26 2587 b Tehama Along West Sulphur Creek east of Sulphur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  CHSC55792  Polystichum imbricans subsp. imbricans Vernon H. Oswald 1991-10-3 4879 Tehama West Bank of West Sulphur Creek, between Lassen Chalet and the Sulphur Works. Lassen Volcanic National Park. 2042 Comment
  JEPS127250  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20698 -B Tehama About 100 yards northeast of Big Leaf Pond, about 1 1/2 miles by trail to Highway 32. Comment
  UC1478238  Polystichum lemmonii G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  CHSC79814  Populus balsamifera subsp. trichocarpa L. P. Janeway; B. Castro 2000-4-21 6673 Tehama High Cascade Range. North side of Mill Creek at Black Rock Campground, 0.3 km west of Black Rock and Ponderosa Way. 640 Comment
  CHSC75403  Populus fremontii Ben Myhre 1997-3-14 10 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  SEINET10734811  Populus fremontii John C. Fremont 1846-1 Fremont 244 Tehama Deer Creek at Lassen's Comment
  JEPS101405  Porterella carnosula Dean W. Taylor 1997-6-25 16096 Tehama margin of Pear Lake; Lassen National Forest 1920 Comment
  JEPS123955  Porterella carnosula Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20405 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
  CHSC41081  Portulaca oleracea Pauleen Broyles 1982-7-22 805 Tehama The Nature Conservancy Vina Plains Preserve. Gravel along nw shore of vernal pool in w pasture. 60 Comment
  CHSC37527  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
  CDA34205  Potamogeton diversifolius L. Ahart, J. Dittes 2010-7-17 16842 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton and about 2 miles (air) north of Highway 36. Comment
  CHSC102634  Potamogeton natans Lowell Ahart; Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC105528  Potamogeton natans Lowell Ahart; John Dittes 2010-7-17 16843 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  HSC102787  Potamogeton natans L. Ahart, Josephine Guardino 2009-9-6 16361 Tehama Gurnsey Creek; about 6.5 air miles SE of Mineral, ~0.75 mi. SW of the intersection of Hwy. 36 and Paynes Creek Road, 1479 Comment
  JEPS117686  Potamogeton natans Lowell Ahart, John Dittes 2010-7-17 16843 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  RSA754867  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  RSA768020  Potamogeton natans Lowell Ahart, John Dittes 2010-7-17 16843 Tehama Bare strand of pond, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 813 Comment
  CHSC90887  Potentilla glandulosa Niall McCarten; Roxanne Bittman 1986-6-16 5426 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. NE side Rd. 25N01. 1341 Comment
  CHSC78699  Potentilla glandulosa subsp. glandulosa L. P. Janeway; B. Castro 2000-6-11 6797 Tehama High North Coast Ranges. Twin Springs; north side of Raglin Ridge along Raglin Road. 1250 Comment
  CAS-BOT-BC540578  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1903 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  UCSB12378  Potentilla millefolia Dearing, Hugh; Dearing, Margaret 1938-6-22 Tehama Marsh, Deer Creek Comment
  CHSC26462  Prunella vulgaris var. lanceolata L. V. Ritter 1969-6-15 359 Tehama .4 mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  SEINET10483448  Prunus emarginata Mary Susan Taylor 1977-8-17 Taylor 1474 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
  CHSC68596  Prunus virginiana var. demissa Vernon H. Oswald; Lowell Ahart 1997-5-14 8419 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek Rd. at a low-water crossing of the North Fork Antelope Creek. 938 Comment
  CAS-BOT-BC356388  Pseudognaphalium beneolens Clare B. Hardham 1971-8-10 193446 Tehama South Yolla Bolly Mountain. Dry Lake, road to Red Bluff 1691 Comment
  JEPS51143  Pseudostellaria jamesiana W. L. Jepson 1927-6-21 12277 Tehama Mineral 1524 Comment
  RSA478139  Pseudostellaria jamesiana Bonnie C. Templeton 1960-6-14 8490 Tehama Near Mineral 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
  JEPS40453  Psilocarphus brevissimus W. L. Jepson 1938-6-10 18966 Tehama 9 mi n Orland; Sourgrass Creek 76 Comment
  CHSC107364  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2011-6-9 17432 Tehama Rio De Los Molinos Land Grant. Bottom 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) northeast of Vina. 80 Comment
  CHSC61957  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4357 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC77313  Psilocarphus brevissimus var. brevissimus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of North Fork Stony Creek and Newville. 201 Comment
  JEPS95734  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC61958  Psilocarphus oregonus L. P. Janeway; Robin Fallscheer 1993-5-29 4361 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC86054  Psilocarphus oregonus Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 243 Comment
  CAS-BOT-BC361909  Psilocarphus tenellus L. E. Smith 1914-5-8 674 Tehama Red Bluff Comment
  CHSC64601  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools. 213 Comment
  CHSC79964  Psilocarphus tenellus var. globiferus B. Castro; L. P. Janeway 2000-5-11 1168 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CAS-BOT-BC148615  Ptelea crenulata A. A. Heller 1924-5-11 13857 Tehama On the bank of a stream west of Payne's Creek on the Red Bluff Susanville Highway Comment
  JEPS117333  Ptelea crenulata Lowell Ahart 2010-7-17 16881 Tehama On the south side of Soap Creek, on the north side of Pondrosa Way, about 4.5 miles (air) southeast of Manton, about 2-1/2 miles (air) north of Highway 36 772 Comment
  UC1586608  Ptelea crenulata Vernon H. Oswald and Lowell Ahart 1991-5-9 4563 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, on the w side of Paynes Creek near the Sacramento River); Paynes Creek Recreation Area 106 Comment
  UC1602325  Ptelea crenulata A. E. Wieslander 1933-8-21 339 Tehama Lassen Trail Paynes Creek Quad. (near 20 mi Hollow) 457 Comment
  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
  JEPS103354  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  CHSC86589  Quercus berberidifolia L. P. Janeway 2003-6-14 7839 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. Comment
  CHSC86983  Quercus chrysolepis Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Near creek. 289 Comment
  CHSC90451  Quercus chrysolepis var. chrysolepis Niall McCarten; Roxanne Bittman 1986-6-14 5350 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CDA16184  Quercus douglasii G. F. Hrusa, J. Hart 1999-4-29 15037 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 137 Comment
  CDA19819  Quercus douglasii P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36. 893 Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  JEPS38013  Quercus douglasii W. L. Jepson 1929-9-30 15336 Tehama below Manton (e Tehama Co.); Macum 365 Comment
  SEINET13953287 Image available Quercus douglasii W. A. Weber, Lewis S. Rose 1953-1 8468 Tehama 6 mi N of Red Bluff 91 Comment
  CAS-BOT-BC86111  Quercus dumosa C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  CHSC29524  Quercus durata Dibble; Griggs 1979-8-16 177 Tehama Near Round Mountain, close to the town of Paskenta. 1218 Comment
  JEPS76664  Quercus durata L. R. Heckard 1972-6-17 2960 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  HSC82158  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1979-6-25 4926 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  HSC82161  Quercus garryana var. breweri Thomas W. Nelson, Jane P. Nelson 1979-6-25 4923 Tehama Wells Creek Campground 1280 Comment
  UC703069  Quercus garryana var. breweri Alice Eastwood 1941-7-9 9821 Tehama Government Flat 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
  UCSB22231  Quercus kelloggii McMinn, H. 1941-8-28 Tehama Child's Meadows 0.5 mile from junction highways 89 and 299, toward Alturas Comment
Read comments
May 24 2009
  CAS-BOT-BC61619  Quercus lobata M. B. Kildale 1926-9-11 2712 Tehama Paynes Creek Comment
  CHSC626  Quercus lobata R. Swank 1921-4-6 Tehama Corning. 82 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
  UC54722  Quercus wislizeni W. W. Mackie 1902-10-22 Tehama w of Paskenta 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
  POM303616  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  RSA40195  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  RSA66627  Raillardiopsis scabrida P. A. Munz 1951-7-26 16920 Tehama South Yolla Bolly Park. 2287 Comment
  UC726241  Ranunculus alismifolius var. alismifolius A. A. Heller 1938-5-21 15096 Tehama s Child's Meadows 1371 Comment
  SEINET5718539  Ranunculus aquatilis Shirley C. Tucker 1964-1 5999 Tehama Manzanita Lake, Lassen Park.; Manzanita Lake Comment
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS54991  Ranunculus canus Edith M. Wickes 1917-1 Tehama Red Bluff Comment
  UC204955  Ranunculus canus A. A. Heller 1914-4-29 11335 Tehama near Pine Creek (8 mi s of Vina) Comment
  POM268400  Ranunculus canus Lyman Benson 1929-3-26 1057 Tehama S of Red Bluff, Sacramento Valley 91 Comment
  JEPS88440  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1996-3-25 7274 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s bank of Paynes Creek near end of gravel road running westward from parking lot on Hwy 36, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  UCR265164  Ranunculus hebecarpus Barbara Ertter 1991-5-18 9828 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
  CHSC41090  Ranunculus muricatus Pauleen Broyles 1982-4-28 488 Tehama The Nature Conservancy Vina Plains Preserve. Along ditches. 62 Comment
  HSC18147  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-31 1899 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  RSA759801  Ranunculus orthorhynchus var. orthorhynchus Barbara J. Ertter, Brad Olson 1991-7-6 10396 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  SBBG119943  Ranunculus orthorhynchus var. orthorhynchus L. Ahart 2006-7-19 13029 Tehama S of an open dry flat, ca. 100 yards W of the dirt rd, E of Colby Mtn, ca. 5 mi NE of Butte Meadows 1525 Comment
  CHSC41089  Ranunculus sardous Pauleen Broyles 1982-6-24 766 Tehama The Nature Conservancy Vina Plains Preserve. Along bank of irrigation ditch in e pasture. 66 Comment
  CAS-BOT-BC56117  Rhamnus ilicifolia Doris Kildale Gillespie 1930-5-9 9281 Tehama 12 miles west of Paynes Creek, Susanville road Comment
  CHSC46510  Rhamnus ilicifolia Peter Ahart 1977-10-2 Tehama About 8 miles east of Los Molinos, growing on dry rocky soil by large rocks. 335 Comment
  CHSC87826  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
  JEPS42071  Rhamnus tomentella subsp. crassifolia J. D. Coffman 1923-4-27 Tehama Paskenta, sw Tehama County Paskenta Comment
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  JEPS76644  Rhamnus tomentella subsp. tomentella L. R. Heckard 1972-6-18 2981 Tehama n of Tedoc Mt. (along Wells Creek); Wells Creek 883 Comment
  CAS-BOT-BC58155  Rhododendron columbianum Marion Ownbey; Ruth P. Ownbey 1938-7-16 1745 Tehama Near Dry Lake, 7 mi. n. of Mineral on Viola Road. Comment
  CAS-BOT-BC170530  Rhus aromatica A. A. Heller 1924-5-11 13856 Tehama Along a stream west of Payne's Creek in the oak belt. Comment
  CHSC44234  Ribes binominatum Vernon Oswald 1988-6-27 3530 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla-Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS13259  Ribes binominatum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5316 Tehama about 1 mi e of summit Mt. Linn (e shoulder of mountain); South Yolla Bolly Mountain 2286 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
  CAS-BOT-BC168884  Ribes lobbii John Thomas Howell 1943-8-8 19205 Tehama Log Spring Ridge Comment
  JEPS102309 Image available Ribes nevadense Vernon H. Oswald and Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1072 Comment
  CAS-BOT-BC168812  Ribes viscosissimum John Thomas Howell 1961-6-20 36588 Tehama Bluff Falls, near Lassen Volcanic National park 1981 Comment
  JEPS13522  Ribes viscosissimum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5331 Tehama just n Mt. Linn; So. Yolla Bolly Mt. 2331 Comment
  SEINET10482964  Ribes viscosissimum Mary Susan Taylor 1975-7-17 Taylor 845 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
  JEPS34847  Rigiopappus leptocladus W. L. Jepson 1899-4-27 Tehama Stivers' Ranch Comment
  CHSC40703  Rorippa palustris var. fernaldiana Pauleen Broyles 1983-4-16 912 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in a pasture. 62 Comment
  CAS-BOT-BC148110  Rosa gymnocarpa Alice Eastwood; John Thomas Howell 1941-7-9 9742 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS102761  Rosa gymnocarpa Lowell Ahart 2001-8-28 9182 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  UCR123528  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6891 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
  CAS-BOT-BC416370  Rumex californicus P. A. Munz 1951-7-25 16883 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2133 Comment
  JEPS104324  Rumex salicifolius var. denticulatus Lowell Ahart 2003-6-11 10253 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC64824  Rumex salicifolius var. salicifolius Vernon H. Oswald 1995-6-4 6821 Tehama 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. Growing in a pile of basalt boulders along the edge of Manton Rd. e of the borrow pit. 219 Comment
  CHSC72533  Rupertia hallii Ann Willyard 1998-6-17 91 Tehama Cohasset Road, about 17 miles E of intersection with Keefer Road. 1170 Comment
  JEPS21722  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mi ne Campbellville; Paynes Cr Quadrangle 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
  JEPS105892  Sagina apetala Lowell Ahart 2004-4-29 10794 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
  CHSC117713  Sagina saginoides Lowell Ahart; John Dittes 2016-8-25 21298 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
  CHSC66582  Sagittaria sanfordii Vernon H. Oswald; Lowell Ahart 1996-7-8 7977 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In Hog Lake (collected in ca. 3 dm of water on the NE side). 265 Comment
  RSA530026  Sagittaria sanfordii D. W. Taylor 1991-6-14 11919 Tehama Hog Lake (West of Highway 36 ca. 3 miles S of Dales), 262 Comment
  CAS-BOT-BC132676  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  CAS-BOT-BC103349  Salix bonplandiana L. E. Smith 1914-3-1 608 Tehama [Reed] Reeds Creek Comment
  CHSC9568  Salix exigua E. L. Smith 1971-4-8 942 Tehama Ca. 28 mi n of Chico, on Hwy 99 just acroos Butte Co. line. Comment
  JEPS38386  Salix exigua W. L. Jepson 1899-4-27 42 s Tehama Salt Creek - a tributary of the Cottonwood Comment
  POM209491  Salix exigua Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 652 Tehama Payne Creek. 13 miles E of Red Bluff. Comment
  SBBG128039  Salix exigua L. Ahart, J. Dittes 2010-7-19 16892 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
  CHSC43104  Salix gooddingii Pauleen Broyles 1982-5-28 677 Tehama Nature Conservancy Vina Plains Preserve. Sheep Camp Ditch. Comment
  CHSC88505  Salix gooddingii Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Along the creek. 304 Comment
  POM209493  Salix gooddingii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 650 Tehama Red Bluff. Comment
  POM182028  Salix hookeriana Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km E of Red Bluff 300 Comment
  CAS-BOT-BC106894  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  JEPS14851  Salix laevigata Harold and Virginia Bailey 1938-4-16 Tehama along creek bank Henleyville Comment
  JEPS38400  Salix laevigata W. L. Jepson 1899-4-27 19 s Tehama near Mt. Tom (Cold Fork of the Cottonwood) Comment
  CAS-BOT-BC128073  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 373 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CHSC9567  Salix lasiolepis E. L. Smith 1971-4-8 941 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  UC525955  Salix lasiolepis C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 653 Tehama 21 mi w Mineral; Payne Creek 487 Comment
  CAS-BOT-BC128324  Salix lasiolepis var. lasiolepis John Thomas Howell 1944-7-14 19766 Tehama Anthony Peak, east side Comment
  CAS-BOT-BC124910  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124914  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  LA208893  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 376 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  POM362832  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG27409  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 687 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 1981 Comment
  UC481903  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 401 Tehama 2 km. e Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525915  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525920  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525941  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 676 Tehama Mt. Lassen highway 8.9 miles from Mineral Lassen Volcanico National Park 2011 Comment
  LA208846  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 379 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km NE of Mineral, on the Mount Lassen hwy 478 Comment
  CHSC87144  Salix lucida subsp. lasiandra Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. South bank of creek. 289 Comment
  RSA201334  Salix lucida subsp. lasiandra J. T. Howell 1960-8-20 36234 Tehama Morgan. Near Lassen Volcanic National Park. 1463 Comment
  CHSC105210  Salix melanopsis Lowell Ahart; John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  JEPS104305  Salix melanopsis Lowell Ahart 2003-6-11 10260 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  RSA695516  Salix melanopsis L. Ahart, John Dittes 2003-6-11 10260 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  UCD111772  Salix melanopsis John Thomas Howell 1960-8-20 36235 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  SBBG27422  Salix scouleriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy, 7.9 mi NE of Mineral 1981 Comment
  UC525949  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  UCD99441  Salsola tragus Geo H. McClough; Tobin, Tobin, S. F. 1922-8-14 s.n. Tehama Los Molinos. Comment
  CHSC87024  Salvia columbariae Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  CHSC27332  Sambucus mexicana T. B. Devine 1977-5-22 386 Tehama Growing on N side of Pine Creek just N of reservoir. 121 Comment
  CAS-BOT-BC235078  Sambucus racemosa var. racemosa John Thomas Howell 1961-6-20 36587 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC34493  Sanicula bipinnata J. D. Jokerst 1981-2-23 1242 Tehama S of Pine Creek ca 50 meters, 1.0 mi E of Meridian Rd., S edge of county, Wurlitzer Ranch. Comment
  CDA38522  Sanicula crassicaulis J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  CHSC42664  Sanicula graveolens Vernon Oswald 1986-5-23 2041 Tehama Round Valley Rd. (M4) 0.4 mi s of the road between Anthony Peak and Wells Cabin Camp. 1767 Comment
  CHSC60299  Sanicula graveolens Mary Ann Showers 1992-6-26 2592 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC77524  Sanicula tuberosa B. Castro; L. P. Janeway 1999-3-23 863 Tehama About 16 air miles SW of Red Bluff, vicinity of The Narrows of Red Bank Creek, on spine of a short N-trending ridge. 292 Comment
  CHSC92752  Sanicula tuberosa L. P. Janeway 2005-6-12 8419 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  JEPS962  Sanicula tuberosa W. L. Jepson 1899-4-25 14195 Tehama Crane Creek, (Branch of the Cottonwood Creek) Crane Creek Comment
  HSC21642  Sanicula tuberosa John Heywood, D. H. Norris 1968-3-31 1911 Tehama Hwy. 36, 17 mi. E of Shasta County line Comment
  JEPS85539  Saxifraga nidifica var. nidifica Walter S. Lennon 1983-3-14 Tehama 3.6 mi s of Shasta-Tehama County line (at Battle Creek, Jelly's Ferry Road); Battle Creek, Jelly's Ferry Road Comment
  UCD80551  Schedonorus arundinaceus CNPS SN Foothill Team 2005-6-15 SNNR 0250 a Tehama CDFG Tehama Wildlife Area, above Antelope Creek. 282 Comment
  CHSC79057  Schoenoplectus acutus var. occidentalis J. Marr; C. Warren, H. West, N. Wight 1998-6-2 Tehama West of Orland, vicinity of Newville, Round Valley/ Garland Rd, and Mendocino NF land. 213 Comment
  CAS-BOT-BC35552  Scirpus congdonii John Thomas Howell 1960-8-18 36080 Tehama Bluff Falls 1981 Comment
  JEPS101846  Scirpus diffusus Dean W. Taylor 1990-8-10 11447 Tehama Wilson Lake 1584 Comment
  CHSC60453  Scirpus microcarpus Mary Ann Showers 1992-6-26 2594 Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC79012  Scleranthus annuus subsp. annuus J. Marr; C. Warren 1998-4-15 Tehama West of Orland, vicinity of Newville, Round Valley/Garland Rd, and Mendocino NF land. 289 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
  JEPS94243  Scleranthus annuus subsp. annuus Vernon Oswald and Lowell Ahart 1998-5-14 9038 Tehama Highway 36 w of Red Bluff (1.3 mi w of Cannon Road) 274 Comment
  CDA16186  Scribneria bolanderi G. F. Hrusa, J. Hart 1999-4-29 15039 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. Dry, open areas w/ thin soil. Uncommon, flwrs pinkish, pale. Annual. 175 Comment
  CHSC64585  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1995-4-3 6558 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Roadbed at the s gate of the old highway. 216 Comment
  CHSC82319  Scribneria bolanderi Lowell Ahart 2002-4-27 9556 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, along the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  UC769881  Scribneria bolanderi R. F. Hoover 1937-5-19 2293 Tehama Coyote Creek Bridge s of Red Bluff; Coyote Creek Bridge Comment
  UCD92521  Scribneria bolanderi G. F. Hrusa 1996-5-2 12910 Tehama near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way.) 110 Comment
  UCD92540  Scribneria bolanderi H. K. Wagner; Milo S. Baker 1953-5-3 s.n. Tehama 7 miles west of Paskenta near Logging Road. Comment
  SEINET10827632  Scribneria bolanderi Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7010 Tehama Inner North Coast Ranges, Chaparral, serpentine-derived soil. 981 Comment
  CHSC64974  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7049 Tehama W of Red Bluff and S of Platina at Tedoc Gap on Forest Route 45. 1371 Comment
  RSA760872  Scutellaria antirrhinoides Jim R. Shevock, David Isle 1985-6-22 11271 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  RSA66617  Scutellaria antirrhinoides P. A. Munz 1951-7-26 16910 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CHSC101392  Scutellaria californica David Isle 1992-7-29 1554 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 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
  UC1950255  Scutellaria californica Barbara Ertter with Brad Olson 1991-7-6 10449 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E of Forest Glade/Three Prong jct, ca 28 airmiles W of Corning, E side Tatham Ridge overlooking valley Comment
  RSA66368  Scutellaria californica P. A. Munz 1951-7-27 16959 Tehama S base of S Yolla Bolly Peak. 2058 Comment
  CHSC86806  Scutellaria siphocampyloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  CHSC86979  Scutellaria siphocampyloides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. Near creek. 274 Comment
  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
  RSA90843  Scutellaria tuberosa Milo S. Baker, H. K. Wagnon 1953-5-31 12557 Tehama Logging road west of Paskenta near 5 mile post. Comment
  HSC6468  Sedella congdonii John L. Heywood, D. H. Norris 1968-3-31 1863 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CAS-BOT-BC417757  Sedella pumila R. C. Barneby; J. T. Howell 1954-5-14 11480 Tehama 9 miles E of Paynes Creek 1005 Comment
  CAS-BOT-BC417759  Sedella pumila E. L. Dietz, Jr. 1969-4-30 s.n. Tehama Hwy 99E, E of Vina Comment
  HSC65127  Sedella pumila J. P. Smith, J. O. Sawyer 1971-5-22 4653 Tehama 14.5 mi. W of Mineral on Hwy. 36 Comment
  RSA141308  Sedella pumila June McCaskill 1960-5-26 606 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.5 miles south of Manton. Comment
  SFV18537  Sedella pumila M. Oliver 2002-4-6 51 Tehama Near Hogg Lake. 300 Comment
  CHSC118105  Sedum sanhedrinum Barbara L. Wilson; Nick Otting 2013-6-27 CWG 234 Tehama East of Government Flat, just south of the M1 road, west of the junction with road M4; UTM zone 10S 05390 east, 44 12929 north. 1752 Comment
  CHSC117160  Sedum spathulifolium Lowell Ahart; John Dittes 2016-4-29 20814 Tehama About 150 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
  CHSC116668  Selaginella hansenii Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20695 Tehama On the west side of Deer Creek Trail, about 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 883 Comment
  CHSC30013  Selaginella hansenii John Griffith 1980-4-23 29 Tehama Ponderosa Way 2.3 mi n of Deer Creek. 728 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
  CHSC80512  Selaginella hansenii Vernon H. Oswald 2001-3-26 9990 Tehama Hwy 36 1.9 mi west of Paynes Creek. 502 Comment
  JEPS118100  Selaginella hansenii Lowell Ahart, John Dittes 2011-6-9 17460 Tehama High bank on the north side of Acorn Hollow Creek just east Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  HSC924  Selaginella hansenii John L. Heywood, D. H. Norris 1968-3-31 1890 Tehama Hwy. 36, 49 mi. E of Shasta Co. line 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
  CAS-BOT-BC363432  Senecio aronicoides Alice Eastwood; John Thomas Howell 1941-7-9 9800 Tehama Government Flat Comment
  CHSC43928  Senecio flaccidus var. douglasii Vernon Oswald 1988-5-12 3306 Tehama M2 (23N01) 5.7 mi (odometer) w of Paskenta. 512 Comment
  JEPS37592  Senecio integerrimus var. exaltatus Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UC1037402  Senecio triangularis Douglas Barbe 1955-7-22 238 Tehama w Oven Lid (on the trail to Square Lake, western Tehama County, about 500 ft from the jeep road); on the trail to Square Lake 2072 Comment
  CHSC102481  Senecio vulgaris L. P. Janeway 2009-3-28 9663 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC64341  Senecio vulgaris Vernon H. Oswald 1995-3-1 6499 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. On an outcropping bordering the w edge of Manton Rd. just s of the borrow pit. 219 Comment
  JEPS117622  Setaria viridis Lowell Ahart, John Dittes, Josephine Guardino 2010-9-1 17140 Tehama On the south side of John Dittes home, about 100 yards south of Mill Creek, about 0.3 miles east of confluence with the Sacramento River, Los Molinos 64 Comment
  UC1949166  Sherardia arvensis Barbara Ertter 1991-5-19 9869 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff Comment
  RSA756204  Sidalcea calycosa subsp. calycosa Barbara Ertter 1991-5-18 9829 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
  HSC86483  Sidalcea diploscypha J. Hunter 1988-4-24 72 Tehama Vina Plains Preserve, 30 m S Lassin Rd., 3 km E Hwy. 99, NE corner Safe pasture Comment
  CHSC80224  Sidalcea hartwegii B. Castro; L. P. Janeway, G. Kuenster, S. Innecker, J. Lacey 2000-5-24 1183 Tehama Vicinity of Paskenta and Thomes Creek, on grassy flat overlooking S edge of creek. 303 Comment
  JEPS50053  Sidalcea hartwegii W. L. Jepson 1899-4-25 14071 Tehama Stiver's Ranch Crane Creek, Rosewood, Stiver's Ranch Comment
  JEPS88498  Sidalcea hartwegii Vernon H. Oswald and Lowell Ahart 1996-4-23 7430 Tehama Hog Lake Plateau. BLM parcel along Highway 36 NE of Red Bluff, Cascade Range Foothills. Comment
  CHSC66030  Sidalcea hirsuta Vernon H. Oswald 1996-5-13 7553 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Localized population along the first drainage S of the creek and ca. 0.1 mi E of the W. boundary. 105 Comment
  CHSC86817  Sidalcea hirsuta Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS97965  Sidalcea malviflora subsp. asprella K. Andreasen 1998-6-29 275 Tehama Hwy 36, 0.5 mi from Crane Creek Comment
  SEINET516284  Silene antirrhina Vernon H. Oswald 1997-5-14 8458 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) at Moak Trailhead. 1122 Comment
  JEPS97443  Silene californica Vernon H. Oswald and L. Ahart 1995-7-12 6998 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. Herbaceous perennial growing on a roadside bank. 950 Comment
  UC1618232  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CHSC79016  Silene gallica J. Marr; C. Warren, J. Cunningham 1998-4-20 Tehama West of Orland, vicinity of Williams Butte, and Round Valley/Garland Rd. 289 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
  CHSC61418  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-18 5814 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  CHSC28841  Silene laciniata subsp. californica D. L. Daniels 1979-4-12 20 Tehama Ca. 50 ft s of Red Bank Creek, 2 ft s of Red Bank Rd., 13 mi sw of Red Bluff. Comment
  HSC31594  Silene laciniata subsp. californica Thomas E. Higley 1974-5-5 91 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC90888  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5439 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UC1299506  Silene lemmonii Freed W. Hoffman 1950-7-3 3714 Tehama 1 mi ne White Rock Guard Station (western Tehama County); North Coast Ranges, ne of White Rock Guard Station Comment
  CHSC114585  Silene lemmonii V. Long; J. Kierstead 1991-6-20 148 Tehama Shasta-Trinity National Forest. Yolla Bolla Ranger District. On south bank of Snake Lake. 1220 Comment
  JEPS50896  Silene occidentalis subsp. occidentalis Joseph Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  CHSC66477  Silybum marianum Vernon H. Oswald; Lowell Ahart 1996-5-20 7609 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  SEINET10760841  Silybum marianum W. C. Muenscher, M. W. Muenscher 1939-4-10 Muenscher 15008 Tehama a weed in field, Corning Comment
  SEINET11807871  Silybum marianum Unknown 1982-1 636 Tehama Vina Plains Preserve, 0.5 km E of jct of Hwy 99 & Lassen Rd 66 Comment
  CHSC78821  Sisymbrium officinale 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
  JEPS122038  Sisymbrium officinale Lowell Ahart, John Dittes 2014-5-16 19476 Tehama About 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD80174  Sisymbrium officinale CNPS SN Foothill Team 2005-5-10 SNFN 0163 a Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  JEPS103321  Smilacina stellata Lowell Ahart 2002-6-29 9810 Tehama On the S side of the upper E branch of Colby Creek, ca 1/8 mile E of Colby Mountain Lookout Road, ca 1 3/4 miles (air) E of Colby Mountain, ca 5 1/2 miles (air) NE of Butte Meadows. 1595 Comment
  UC119630  Smilax californica unknown 1892-9-20 Tehama Yolo Bola Comment
  UC2031394  Smilax californica Barbara Ertter with Brad Olson 1991-7-4 10239 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  RSA699699  Solidago californica L. Ahart 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 672 Comment
  JEPS32434  Solidago velutina subsp. californica W. L. Jepson 1929-9-30 15333 Tehama Manton 426 Comment
  CHSC90414  Sonchus asper Niall McCarten; Roxanne Bittman 1986-6-14 5330 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. Comment
  JEPS104138  Sonchus asper subsp. asper Lowell Ahart 2003-6-11 10237 Tehama On the w edges 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
  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
  CAS-BOT-BC374574  Sonchus oleraceus John Thomas Howell 1960-8-20 36243 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC117577  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21369 Tehama On the north side of a poor dirt road, about 100 yards east of Highwy 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
  UCD92668  Sorghum halepense P. B. Kennedy 1919-6-5 s.n. Tehama 4 miles N of Vina. Comment
  CHSC102681  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16348 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  JEPS104453  Spartium junceum Lowell Ahart 2003-6-11 10242 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
  RSA0118698  Spergularia rubra Lowell A. Ahart 2014-5-16 19478 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 0.5 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  RSA718207  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama About 20 yards W of the poor trail (cow trail?). About 1/2 mile N of where the dirt road crosses Colby Creek. About 2 air miles SE of Colby Mtn. About 5 air miles NE of Butte Meadows. 1565 Comment
  UC54350  Spiraea douglasii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4407 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC77402  Spiranthes porrifolia L. P. Janeway; B. Castro 1999-6-24 6480 Tehama Along the south edge of South Fork Cottonwood Creek. 335 Comment
  SEINET10597500  Sporobolus cryptandrus Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7073 Tehama T29N R2W NE1/4NE1/4 Sec. 26, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 2mi N of Dales Station on Hwy .36 ca 14 mi NE of Red Bluff. 226 Comment
  CHSC88280  Stachys ajugoides var. rigida Lowell Ahart 2004-6-28 11131 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UC1950254  Stachys ajugoides var. rigida Barbara Ertter 1991-9-2 10771 Tehama head of Grindstone Creek on E side of Anthony Peak ca 16 airmiles E of Covelo, 0.3 mi S of Rt M2 to Hammerhorn Mt on Rt M4 (jct at Government Flat) Comment
  HSC74827  Stachys rigida J. P. Smith, Thomas W. Nelson 1978-7-22 10015 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CHSC113020  Stachys rigida var. rigida Lowell Ahart 2013-8-2 18998 Tehama Gravel on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS121169  Stachys rigida var. rigida Lowell Ahart 2013-8-2 18998 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS101605  Stachys stricta Dean W. Taylor 1997-7-9 16119 Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 563 Comment
  JEPS106052  Stachys stricta Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11197 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
  UC725703  Stachys stricta A. A. Heller 1937-6-26 15346 Tehama w Deer Creek Meadows; Deer Creek 1371 Comment
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Apr 10 2006
  CAS-BOT-BC181375  Stellaria calycantha Alice Eastwood 1912-8-22 1838 Tehama Trail from Morgan Springs to Lassen Butte Comment
  CHSC64349  Stellaria media Vernon H. Oswald; Lowell Ahart 1995-2-22 6489 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the north-facing edge of a basalt ridge running through the nw corner of the reserve. 201 Comment
  JEPS113235  Stellaria media Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13620 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
  JEPS97477  Stellaria media Vernon H. Oswald and L. Ahart 1995-2-22 6489 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  CHSC26611  Stellaria nitens M. P. Hayes 1978-3-17 130 Tehama On mima mounds and along road edge near Leininger road vernal pools, .8 mi e of Highway 99 on Leininger road. 40 Comment
  UCD99353  Stellaria obtusa John Thomas Howell 1960-8-19 36116 Tehama Lassen Volcanic National Park, Brokeoff Mountain Trail. 2313 Comment
  CAS-BOT-BC375577  Stephanomeria lactucina A. A. Heller 1938-7-28 s.n. Tehama Ridge on the Mineral-Mt. Lassen National Park Highway about 2 miles west of the Park entrance 1828 Comment
  HSC13352  Stipa lemmonii R. S. White 1965-5-15 82 Tehama 30 mi. E of Red Bluff on Hwy. 36 Comment
  HSC95540  Stipa lemmonii L. Ahart 2001-6-8 8797 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  SJSU11285  Stipa lemmonii S. H. Casey 1980-6-22 1178 Tehama along state route 36, W of Mineral 1402 Comment
  CAS-BOT-BC5669  Stipa lemmonii var. pubescens Beecher Crampton 1954-6-16 2000 Tehama Whitlock Camp -- Round Mountain area to the W of Paskenta 1219 Comment
  CHSC117646  Stipa miliacea var. miliacea Lowell Ahart; John Dittes 2016-8-25 21288 Tehama Along the sides of a road, about 80 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
  UCD112029  Streptanthus Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  HSC103803  Streptanthus Thomas W. Nelson, Joe Molter 2004-6-21 9253 Tehama Along Ponderosa Way, 4 mi. from junction with State Route 36. 976 Comment
  HSC70012  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-7-21 4440 Tehama Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc Comment
  CHSC100294  Streptanthus drepanoides D. Isle 1989-6-22 1500 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. North rd bank W of Paskenta on road M2. 914 Comment
  CHSC79972  Streptanthus drepanoides L. P. Janeway; Gail Kuenster, B. Castro, Shirley Innecken 2000-5-24 6743 Tehama Vincinity of Thomes Creek and Hatch Flat. 304 Comment
  HSC67002  Streptanthus drepanoides Thomas W. Nelson, Jane P. Nelson 1980-6-22 5815 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  HSC74858  Streptanthus drepanoides J. P. Smith, Thomas W. Nelson 1978-7-22 10027 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  RSA388900  Streptanthus drepanoides A. A. Beetle 1945-5-20 3858 Tehama Southeast of Beegum. Comment
  UC1736723  Streptanthus drepanoides Dean W. Taylor 1997-5-29 15999 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  UC956579  Streptanthus drepanoides Freed W. Hoffman 1949-7-21 2837 Tehama along road on s side Mt. Tedoc 1371 Comment
  UC985970  Streptanthus drepanoides Helen K. Sharsmith 1951-7-12 4022 Tehama Paskenta-Colyer Springs Road 0.3 mi below Franklin Point Road junction (30.4 mi nw of Paskenta, 150 ft within Nat. Forest boundary); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  CAS-BOT-BC87090  Streptanthus glandulosus subsp. glandulosus Milo S. Baker; K. Wagnon 1953-5-9 12596 b Tehama West Tehama County. Logging Road west of Paskenta near 6 mile post. 304 Comment
  CHSC53946  Streptanthus glandulosus subsp. glandulosus Vernon H. Oswald; Lowell Ahart 1991-4-16 4498 Tehama Colyear Springs Rd, 0.8 mile west of Lowrey Rd, north of Paskenta. 283 Comment
  CHSC95145  Streptanthus longisiliquus R. D. Fischer 2005-9-10 846 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