Search Results — 2000 specimen records retrieved (1624 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC39145  Abies X shastensis Gary S. Lester 1974-6-30 328 Tehama Yolla Bolly Wilderness, peak near N Yolla Bolly Mtn. 2317 Comment
  SEINET11404930  Abies X shastensis D. Charlet, R. Tausch 1995-9-28 2218 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. ridgeline between Blk Rock peak & N Yolly Bolly pk 2073 Comment
  UC1138216  Abies magnifica J. M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake; Lassen National Forest 2072 Comment
  SEINET5334441  Abies magnifica W. Priest 1956-4-26 s.n. Tehama Hwy. 36, about 3 miles west of Lassen Natl. Park turnoff. 1524 Comment
  UC688872  Abutilon theophrasti Dana I. Glover Jr. 1943-9-30 Tehama about 12 mi se Corning (on w side of Sacramento River) Comment
  UC1010368  Acer glabrum var. glabrum Milo S. Baker and H. K. Wagnon 1953-7-12 12875 Tehama along County rd on e side 5.3 mi beyond Whitlock Camp (w Tehama County); beyond Whitlock Camp 1828 Comment
  RSA90816  Acer glabrum var. torreyi Milo S. Baker, H. K. Wagnon 1953-7-12 12875 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
Read comments
Jul 29 2009
  CHSC55468  Acer macrophyllum Vivian L. Long 1991-4-13 11 Tehama 5 m s of Digger Creek. 730 Comment
  CHSC77718  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  RSA21524  Acer macrophyllum Carl B. Wolf 1937-5-17 8710 Tehama Red Bluff, Susanville Road, 6 7/10 miles below Mineral. 1372 Comment
  CHSC94540  Achillea millefolium Lowell Ahart 2006-9-9 13248 Tehama Open dry meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CAS-BOT-BC18758  Achillea millefolium J. M. Tucker; L. K. Mann 1954-7-19 3544 Tehama At summit; South Yolla Bolly Mountain 2465 Comment
  CHSC77808  Achnatherum lemmonii B. Castro; L. P. Janeway 1999-6-10 974 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. 310 Comment
  CHSC78944  Achnatherum lemmonii Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  RSA756339  Achnatherum lemmonii Barbara Ertter 1990-5-12 8934 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  UC1738960  Achnatherum lemmonii Dean Wm. Taylor with Glenn Clifton 1992-8-22 13198 Tehama Lassen Volcanic National Park, Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line 2392 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
  CAS-BOT-BC210752  Achnatherum nelsonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. Trail, from Sulphur Works checking station 2103 Comment
  UC1133076  Achnatherum occidentale subsp. californicum H. S. Yates 1936-8-12 6095 Tehama 2 mi w Mineral Summit; Paynes Creek Quadrangle 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
  CHSC87111  Achnatherum stillmanii L. P. Janeway 2001-6-15 7177 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  UCD51413  Achnatherum stillmanii Dean W. Taylor 1976-7-7 6029 Tehama Highway 32 in canyon of Deer Cr. near Alder Cr. campground approx. 7.8 miles west of jct. with Highway 89. 1173 Comment
  JEPS88335  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1996-4-15 7368 Tehama CDFG parcel on s side of Gayle Rd. nw Corning (nw side of valley, drainage on s side of intermittent stream ca. 0.1 mi e of the lane); Sacramento Valley, Thomas Creek Ecological Reserve 103 Comment
  CHSC113021  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 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
  CHSC78649  Acmispon brachycarpus L. P. Janeway; B. Castro 2000-6-11 6793 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  CHSC64973  Acmispon nevadensis var. nevadensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7056 Tehama High North Coast Ranges. W of Red Bluff and S of Plantina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.6 mi E of Forest Route 41. 1383 Comment
  JEPS60360  Aconitum columbianum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  CAS-BOT-BC391370  Aconitum columbianum subsp. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  RSA67176  Aconitum columbianum var. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC412927  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 Comment
  UCD128473  Acourtia microcephala N. H. Macleod 1978-7-6 s.n. Tehama exact location unknown. Comment
  UCR8993  Adenocaulon bicolor Donald Myrick 1966-8-7 1472 Tehama North Yolla Bolly Mountain 1529 Comment
  CHSC1533  Adenostoma fasciculatum A. Small 1954-6-8 Tehama Between Platina and Red Bluff. 213 Comment
  UC474226  Adiantum aleuticum H. F. Copeland 1920-7-24 Tehama tributary to Deer Creek (Rattlesnake Creek) 1000 Comment
  CHSC101194  Adiantum jordanii L. P. Janeway 2009-4-4 9708 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CHSC64709  Aesculus californica Vernon H. Oswald 1995-5-22 6755 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. Inflorescence from a single shrubby tree growing in basalt rubble at the ne corner of the reserve. 225 Comment
  UC891268  Agoseris monticola Alice Eastwood Aug 22 1912-Aug 26 1912 1751 Tehama Morgans Springs Lassen Butte Region, Morgans Springs Comment
  CHSC115802  Agrostis exarata Lowell Ahart; John Dittes 2015-8-5 20472 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
  CHSC95148  Agrostis exarata R. D. Fischer 2005-9-10 850 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 8.4 miles from Hwy 32. 1219 Comment
  HSC95532  Agrostis exarata L. Ahart 2001-6-8 8798 Tehama W side of Road M2, ~9.0 mi. W of Paskenta 793 Comment
  CHSC101424  Agrostis pallens David Isle 1992-7-7 1543 Tehama Coordinated Resource Inventory (Ecological Unit Inventory) Plot 924 taken at north end Rd 23N04.2. S of the SW tributary of Willow Creek. (Quail Flat Landing N of Sugar Spring Campground). 1231 Comment
  CHSC105746  Agrostis stolonifera David Isle 1992-10-21 1802 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Kenny Ridge; 0.45 mile NW of Jct. 23N04/23N24 in wet spot on north aspect of 23N24. 1267 Comment
  JEPS110381  Agrostis stolonifera Lowell Ahart 2006-9-9 13253 Tehama On the west side of Colby Creek, west of the dirt road, 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
  CHSC84316  Alisma lanceolatum Lowell Ahart; John Dittes 2003-6-11 10267 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
  CHSC102326  Allium amplectens L. P. Janeway; B. Castro 2009-4-25 9733 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  UC2031397  Allium amplectens Barbara Ertter with Brad Olson 1991-7-4 10216 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Creek Riley Ridge junction, ca 25 air miles W of Corning Comment
  CAS-BOT-BC462233  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  RSA90470  Allium amplectens Keith Wagnon 1953-5-3 12663 Tehama W of Paskenta along logging road. Comment
  RSA93502  Allium amplectens Milo S. Baker, H. K. Wagnon 1953-5-31 12726 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  CHSC49472  Allium campanulatum Vernon Oswald 1988-6-27 3521 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS94272  Allium campanulatum Vernon Oswald and Lowell Ahart 1997-6-10 8564 Tehama between Paskenta and Covelo on M2 (23N69) 1.4 mi n of its junction with the road to Wells Cabin Campground Wells Cabin Campground 1844 Comment
  SEINET7067163  Allium crispum A. G. Vestal 1947-5-1 s.n. Tehama About 9.4 miles west of Paynes Creek. Coordinate datum: NAD27. UTM Zone 10, 577581mE, 4461942mN. Comment
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Jul 16 2018
  CHSC101418  Allium falcifolium David Isle 1992-5-19 1562 Tehama Peak of Forks Ridge. 1880 Comment
  HSC75399  Allium falcifolium J. O. Sawyer, K. A. Sawyer 1980-6-18 3565 Tehama Humboldt Trail E of Low Gap 1829 Comment
  UC1586550  Allium falcifolium Vernon H. Oswald and Lowell Ahart 1991-4-16 4504 Tehama 2.0 mi n Colyear Springs Rd. (n of Paskenta) 286 Comment
  JEPS98983  Allium obtusum var. obtusum Vernon H. Oswald 2001-5-7 10017 Tehama Forest Road 26N15 5.1 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1063 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
  CHSC77626  Allium serra B. Castro; C. Warren, L. P. Janeway 1999-5-4 916 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  SEINET198084  Allium siskiyouense L. Kellogg 1952-7-17 75 Tehama Mendocino National Forest ; S Yolla Bolly Mtn Middle Eel-Yolla Bolla Primitive Area 2438 Comment
  CDA14190  Allium triquetrum S. McNeill 1998-3-17 s.n. Tehama Red Bluff. 0 Comment
  SBBG869  Allium validum H. and M. Dearing 1938-6-22 2096 Tehama Deer Crk Comment
  CAS-BOT-BC476707  Allium validum Alice Eastwood 1912-8-22 1904 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  HSC82151  Allium validum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4917 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CHSC83382  Allophyllum gilioides subsp. violaceum L. P. Janeway; Shirley Innecken 2002-3-14 7442 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 304 Comment
  CHSC81350  Alnus rhombifolia Jenny Marr; Heidi West, Joyce Lacey 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 310 Comment
  HSC41103  Alopecurus pratensis J. P. Smith, J. O. Sawyer 1973-4-14 6070 Tehama Lassen Rd., E of Hwy. 99 near Vina 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
  HSC48810  Alopecurus saccatus J. P. Smith 1979-4-28 10073 Tehama Leininger Rd., E of Vina 73 Comment
  CHSC78784  Amaranthus albus Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  JEPS121168  Amaranthus blitoides Lowell Ahart 2013-8-2 18985 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
  CAS-BOT-BC142917  Amelanchier A. A. Heller 1928-5-30 14569 Tehama Open places in the yellow pine forest at Mineral. 1524 Comment
  UC575022  Amelanchier alnifolia var. pumila C. Epling and Wm. Robison 1935-7-16 Tehama near Mineral Comment
  CHSC68577  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1997-5-14 8443 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. 920 Comment
  CHSC65718  Amsinckia lycopsoides Vernon H. Oswald; Lowell Ahart 1996-4-3 7314 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along Gyle Rd. near the NW corner of the reserve. 103 Comment
  JEPS95678  Amsinckia lycopsoides Vernon H. Oswald 1995-3-27 6553 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, 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 207 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
  JEPS88382  Amsinckia menziesii var. menziesii Vernon H. Oswald and Lowell Ahart 1996-4-15 7378 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., bank of intermittent stream ca. 0.6 mi. e. of the lane, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 99 Comment
  CHSC93466  Ancistrocarphus filagineus Lowell Ahart 2006-5-5 12579 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 561 Comment
  SEINET10514030  Andropogon virginicus var. virginicus Dean W. Taylor 1992-10-8 Taylor 13264 Tehama Sourgrass Creek; ca 8 miles SW of Corning Bluff; T23N R3W Sec. 20; gravelly streambed in central portion of a ca. 10000 ha Eucalyptus plantation. 85 Comment
  CHSC76779  Androsace elongata subsp. acuta J. Marr; H. West 1999-4-14 Tehama Vicinity of Newville, Garland Rd and Salt Ck drainage. 231 Comment
  CHSC79111  Androsace elongata subsp. acuta B. Castro; L. P. Janeway 2000-3-22 1037 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 310 Comment
  CAS-BOT-BC391823  Anemone drummondii George W. Gillett 1953-7-3 263 Tehama Lassen Volcanic National Park. 0.25 mile above Diamond Point. Near Diamond Peak 2255 Comment
  UC329987  Anemone occidentalis unknown Tehama Red Bluff Comment
  CHSC42567  Angelica californica Vernon Oswald 1985-7-8 1891 Tehama Hwy 32 0.2 mi sw of Deer Creek Bridge, ca. 2 mi s of Potato Patch Campground. 993 Comment
  CAS-BOT-BC271407  Anisocarpus scabridus P. A. Munz 1951-7-26 16920 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  CHSC44191  Anisocarpus scabridus Vernon Oswald 1988-7-12 3567 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, just e of the trail to Burnt Camp, ca. 1.5 mi w of the trailhead. 2151 Comment
  RSA67662  Antennaria rosea Philip A. Munz 1951-7-18 16644 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC64690  Anthemis cotula Vernon H. Oswald 1995-5-22 6750 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC65941  Anthriscus caucalis Vernon H. Oswald; Lowell Ahart 1996-4-23 7417 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 266 Comment
  SEINET10951061  Anthriscus caucalis David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17953 Tehama 8 mi. E of Red Bluff on CA Hwy 36. 305 Comment
  CHSC66208  Antirrhinum cornutum Vernin H. Oswald; Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 103 Comment
  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
  CHSC92155  Antirrhinum subcordatum J. Molter 1993-6-16 742 Tehama About 45 ft. above sm. drainage. 518 Comment
  CHSC92156  Antirrhinum subcordatum J. Molter 1993-7-26 765 b Tehama Along abandoned rd. 640 Comment
  JEPS98976  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS101527  Antirrhinum vexillocalyculatum subsp. breweri Dean W. Taylor 1997-5-29 16004 Tehama slopes north of Toomes Camp Road about 6 road miles west of Paskenta 487 Comment
  JEPS97424  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and L. Ahart 1995-7-12 7001 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  JEPS101525  Antirrhinum vexillocalyculatum subsp. intermedium Dean W. Taylor 1997-7-24 16149 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  CHSC55272  Aphanes occidentalis L. P. Janeway 1991-3-28 3858 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 152 Comment
  CHSC44218  Aphyllon epigalium subsp. epigalium Vernon Oswald 1988-7-12 3552 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  CHSC45338  Aphyllon epigalium subsp. epigalium Vernon Oswald 1986-8-4 2267 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2651 Comment
  CHSC68928  Apocynum androsaemifolium Vernon Oswald; Lowell Ahart 1997-7-7 8690 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  SBBG2099  Aquilegia formosa H. and M. Dearing 1938-6-22 2089 Tehama Deer Crk 1371 Comment
  CDA3616  Arabidopsis thaliana L. Ahart, Vernon Oswald 2001-5-7 10019 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC92779  Arabidopsis thaliana John Dittes; Josephine Guardino 2005-4-13 1064 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
  HSC100147  Arabis platysperma Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  RSA0129716  Arabis platysperma P. A. Munz 1951-7-26 16944 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  RSA0129804  Arabis platysperma P. A. Munz 1951-7-26 16953 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  JEPS90267  Arabis subpinnatifida Dean W. Taylor 1972-6-17 1510 Tehama on Mount Tedoc Mount Tedoc 1371 Comment
  HSC39119  Arabis subpinnatifida Gary S. Lester, Jeff Witcosky 1973-6-30 47 Tehama Yolla Bolly Wilderness Area; at head of Bear Gulch, S-facing slope above S Fork of Cottonwood Creek 2104 Comment
  CHSC47969  Aralia californica Vernon Oswald 1983-7-26 918 Tehama Calif. Hwy 32, 28.1 mi n-e of Forest Ranch at Deer Creek. Shaded woods along the creek. 1036 Comment
  SEINET1911719  Arceuthobium abietinum R. L. Mathiasen 2010-1 1063 Tehama Ca. 1 km NW of Mineral Summit on forest rd. 172 1520 Comment
  UCD101912  Arceuthobium americanum Lalit M. Srivastava 1957-10-19 17 Tehama Spring Camp, Mill Creek, ca. 3 miles south of State Highway 36 on road intersecting the highway ca. 3 miles east of State Highway 89. Comment
  UC1078853  Arceuthobium campylopodum Job Kuijt 1957-5-21 1361 Tehama 12 mi w Mineral (Hwy 36) 975 Comment
  SEINET10736234 Image available Arctostaphylos acutifolia John Thomas Howell 1943-8-8 Howell 19212 Tehama Log Spring Ridge. 1.1 miles west of Ranger Station, Tehama Co. Comment
  RSA96836  Arctostaphylos canescens P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20318 Tehama 2 mi. w. of Mud Flat Forest Camp, along rd. from Paskenta to Covelo. 976 Comment
  CHSC118504  Arctostaphylos canescens subsp. canescens L. P. Janeway; B. Castro 2016-9-5 12159 Tehama Klamath Ranges. Top of Pony Buck Peak. 1705 Comment
  CHSC68538  Arctostaphylos canescens subsp. sonomensis Vernon H. Oswald 1997-4-23 8347 Tehama High North Coast Ranges. Intersection of forest roads M2 and 24N41 (to Whitlock Camp), 13.2 miles W of Paskenta. 1261 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
  LA42185  Arctostaphylos manzanita C. B. Wolf; 1937-5-15 8687 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Rd 1219 Comment
  UCD52164  Arctostaphylos manzanita R. Tofsrud 1949-6-1 Tehama Gleason Burn Plot; Highway 36; near Payne's Creek. Comment
  SEINET11984895  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 709 Tehama on summit of Round Mountain Comment
  CAS-BOT-BC38665  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-5-15 8686 Tehama Inner North Coast Range. 1 mi. above Cedar Spring on Paskenta - Covelo Road 1219 Comment
  CAS-BOT-BC38666  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-5-15 8687 Tehama Inner North Coast Range. 1 mi. above Cedar Spring on Paskenta - Covelo Road 1219 Comment
  JEPS38754  Arctostaphylos manzanita subsp. manzanita Harriet P. Kelley 1914-3-20 Tehama Los Molinos Comment
  POM131779  Arctostaphylos manzanita subsp. manzanita Elizabeth Hermann 1903-3-1 10640 Tehama Red Bluff Comment
  RSA20903  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8686 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  RSA20904  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8687 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
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Jul 20 2009
  UC1039821  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 33 Tehama two mi sw Steamboat Point; Quad 40 B-1 548 Comment
  SEINET10736126  Arctostaphylos manzanita subsp. roofii Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 901 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  SEINET11987215  Arctostaphylos manzanita subsp. wieslanderi W. Knight, Knight, I. 1980-1 3853 Tehama Tilden Botanic Garden, Berkeley, orig. from E of Red Bluff Comment
  UC726991  Arctostaphylos mewukka A. A. Heller 1942-2-23 16382 Tehama 6 mi e Payne Creek Post Office Comment
  CAS-BOT-BC39997  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge Comment
  UC1388320  Arctostaphylos nevadensis Freed W. Hoffman 1947-6-23 1632 Tehama near Government Flat (sw Tehama Co.); North Coast Ranges 796 Comment
  UC412768  Arctostaphylos nevadensis W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44483  Arctostaphylos patula John Thomas Howell 1960-8-18 36046 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 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
  POM367407  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  POM367408  Arctostaphylos patula B. C. Templeton 1960-6-14 8492 Tehama 15 miles east of Red Bluff. Comment
  SDSU2829  Arctostaphylos patula D. F. Howe 1968-5-28 4540 Tehama 1.3 miles north of Log Springs Guard Station. 1372 Comment
  UCD53317  Arctostaphylos patula subsp. patula Roger Raiche 1985-3-18 RR 50148 Tehama Log Springs Road; west of Paskenta, 13.7 miles west of its origin at the Newville Road. 1463 Comment
  UC2062565  Arctostaphylos viscida subsp. pulchella Belinda Lo with Kellie Eldridge 2017-8-16 374 Tehama TEHEMA COUNTY: Shasta-Trinity National Forest, Tedoc Mountain Botanical Area, along road 29N45. Comment
  UCD112253  Arctostaphylos viscida subsp. pulchella Christopher Mallek 2008-5-7 RR4- 10 Tehama Raglin Ridge. 927 Comment
  JEPS87503  Arenaria congesta var. crassula Vernon H. Oswald and Lowell Ahart 1993-9-2 5900 Tehama ca 20 mi (air) NW Paskenta (Ridge running E. from Mt. Linn); South Yolla Bolly Mtns., Mt. Linn 2346 Comment
  UC1001347  Arenaria congesta var. crassula Louise Kellogg 1952-7-17 74 Tehama Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest,South Yolla Bo 2438 Comment
  HSC94221  Arenaria serpyllifolia var. serpyllifolia D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 26 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  JEPS13512  Argemone munita Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5362 Tehama along lumber-truck road 10.7 mi n and w of Paskenta 1005 Comment
  CHSC41033  Aristida oligantha Pauleen Broyles 1982-7-27 811 Tehama The Nature Conservancy Vina Plains Preserve. S of Lassen Road. 66 Comment
  JEPS11912  Aristida oligantha Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-14 4808 Tehama along US Hwy 99 9.7 mi n Red Bluff (6.3 mi s of Cottonwood) 213 Comment
  UCD56507  Aristida oligantha Rimo Bacigalupi; C. L. Custer, G. T. Robbins 1954-8-14 4808 Tehama along U.S. Highway 99, 9.7 miles north of Red Bluff and 6.3 miles south of Cottonwood. 213 Comment
  SEINET10868639  Aristida oligantha Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7063 Tehama T29N R2W NE1/4 SW1/4 Sec Cascade Range foothills, Valley and Foothill Grassland (Wildflower Field), stony Tuscan loma. W side of Manton Rd. (A6) ca. 1.5 mi of Dales Station on Hwy, 36, ca. 14 mi NE of Red Bluff. 213 Comment
  CHSC78951  Aristida ternipes var. hamulosa Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 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
  HSC101751  Aristolochia californica J. P. Smith, J. O. Sawyer, R. J. Cole Jan 2012 13436 Tehama Near entrance to Woodson Bridge State Recreation Area 64 Comment
  HSC48276  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Woodson Bridge State Recreation Area, Hwy. A-9, Sacramento river flood plain 61 Comment
  UCR17131.1  Aristolochia californica Frank C. Vasek 1979-2-17 s.n. Tehama Sacramento Valley, 7 mi south of Red Bluff along Willow Creek 91 Comment
  JEPS16265  Arnica dealbata A. A. Heller 1938-7-28 1529 a Tehama near Sulphur Works; Lassen Volcanic National Park Comment
  RSA25707  Arnica dealbata C. B. Wolf 1941-7-23 11057 Tehama W of Lake Almanor on road to Red Bluff (CA Hwy 36) at jct with road to Chico (CA 32). 1524 Comment
  UC832876  Arnica dealbata Alice Eastwood Aug 22 1912-Aug 26 1912 1889 Tehama between Morgan and Battle Creek; Lassen Butte Region Comment
  CAS-BOT-BC82406  Arnica discoidea Alice Eastwood; John Thomas Howell 1941-7-9 9750 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1584281  Arnica discoidea B. Adamson 1981-7-14 24 Tehama Pole Corral Creek Siskiyou-Trinity National Forest, Pole Corral Creek 1615 Comment
  CHSC45630  Arnica longifolia Vernon H. Oswald 1986-8-4 2263 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2133 Comment
  JEPS75797  Arnica mollis Todd and Virginia Keeler-Wolf 1973-9-2 543 Tehama Last Camp Yolla Bolly Mountains 2164 Comment
  UCD56019  Arrhenatherum elatius R. Tofsrud 1951-6-1 s.n. Tehama Anthony Peak, near Summit. Comment
  SEINET4535581  Artemisia ludoviciana Leila M. Shultz 1990-5-3 11325 Tehama North Coast Ranges, Mendocino Forest Comment
  RSA261483  Asarum hartwegii Susan MacLeod 1974-5-19 22 Tehama 2.2 miles east of Butte Meadows turnoff on State Highway 32, Big Chico Creek 1067 Comment
  CHSC55656  Asclepias cordifolia Steven Triano 1988-4-17 75 Tehama Ca 20 ft e of Hwy. 32 and 14.7 mi n of Forest Ranch. 1075 Comment
  JEPS101707  Asclepias cordifolia Dean W. Taylor 1997-7-18 16142 Tehama headwaters North Fork Elder Creek 1981 Comment
  HSC74975  Asclepias cordifolia J. P. Smith, Thomas W. Nelson 1979-6-24 10193 Tehama Shasta - Trinity National Forest, 1 mi. from Stuart Gap on the road to Tedoc Gap. 1402 Comment
  CHSC27337  Asclepias eriocarpa T. B. Devine 1977-7-3 433 Tehama Growing ca. .5 mi w of Reservoir on road s of Pine Creek. 121 Comment
  JEPS6286  Asclepias eriocarpa W. L. Jepson 1938-6-10 19985 Tehama Jellys Ferry 121 Comment
  SEINET10741686  Asclepias eriocarpa Barbara J. Ertter, B. Olson 1991-7-5 Ertter 10302 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], about 15 airline miles WNW of Red Bluff. floodplain of Long Gulch 213 Comment
  UC1873663  Asclepias fascicularis Barbara Ertter with James R. Shevock 1992-6-14 11132 Tehama Junction Highway A6 (Manton Road) and Lanes Road ca 7 airmiles WSW of Manton. 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
  CHSC32793  Aspidotis densa James Jokerst 1980-6-18 885 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC80533  Aspidotis densa Vernon H. Oswald; Lowell Ahart 2001-5-7 10025 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  UC1299769  Aspidotis densa Freed W. Hoffman 1950-7-3 3716 Tehama 1 mi ne of White Rock Guard Station (<western Guard Station>) 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
  CHSC72407  Astragalus clevelandii Vernon H. Oswald; Lowell Ahart 1998-10-27 9677 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 Comment
  CHSC88289  Astragalus clevelandii Lowell Ahart 2004-6-30 11151 Tehama Along a small wash, burned area on the east side of Road M2, about 9 miles west of Paskenta. 883 Comment
  CHSC40604  Astragalus gambelianus J. D. Jokerst 1983-5-7 1840 B Tehama North bank of Zimmershed Cr. ca. 2/3 mile east of Meridian Rd. in area of an old house site indicated on the USGS topo map. Comment
  CHSC43098  Astragalus gambelianus Pauleen Broyes 1985-4-11 941 B Tehama The Nature Conservancy Vina Plains Preserve. SE of 'safe' pool in 'safe' pasture. Comment
  CHSC43376  Astragalus gambelianus Lowell Ahart 1979-4-25 1838 Tehama On a sand bar along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC62932  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1994-4-6 6083 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC86059  Astragalus gambelianus Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  UC511473  Astragalus gambelianus D. K. Gillespie 1930-5-9 9297 Tehama on Susanville Road 18 mi w Mineral; w of Mineral Comment
  CAS-BOT-BC186837  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1934-4-22 1867 Tehama 4 miles e. of Paynes Creek Comment
  UCD104785  Astragalus gambelianus W. R. Hildreth 1966-3-17 s.n. Tehama West of Peskenta, on road near Mud Flat Campground. In Mendocino National Forest. Comment
  CAS-BOT-BC192808  Astragalus pauperculus Alice Eastwood; John Thomas Howell 1934-4-22 1883 Tehama 5 miles east of Red Bluff Comment
  CAS-BOT-BC192809  Astragalus pauperculus M. A. Showers 1980-4-7 1723 mas Tehama 18.4 miles west of Mineral 914 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
  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
  CHSC92815  Astragalus pauperculus John Dittes; Josephine Guardino 2005-5-11 1109 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
  RSA182040  Astragalus purshii var. lectulus Freed W. Hoffman 1950-7-4 3667 Tehama Saddle between North Yolla Bolly and Black Rock. 2134 Comment
  CHSC61730  Astragalus purshii var. tinctus Vernon H. Oswald; Lowell Ahart 1993-9-2 5920 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2286 Comment
  UC1037480  Astragalus purshii var. tinctus Douglas Barbe 1955-7-16 184 Tehama on east ridge leading to summit South Yolla Bolly (Klamath Mountains); , South Yolla Bolly 2286 Comment
  CHSC76753  Astragalus rattanii var. jepsonianus J. Marr; C. Warren 1998-5-19 Tehama Vicinity of Newville and major Tributary to Salt Creek. 304 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
  CHSC9740  Asyneuma prenanthoides Nancy Mosman 1971-7-17 121 Tehama Found at bottom of slope 2 ft e of Hwy 32 ca. 19.6 mi s of Chester. 1066 Comment
  CHSC65321  Athyrium filix-femina var. cyclosorum Lowell Ahart 1995-10-3 7653 Tehama Along Willow Creek, about 1 3/4 mile (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 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
  CHSC62641  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1994-3-8 5972 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. Roadside banks. 161 Comment
  CHSC64641  Avena fatua Vernon H. Oswald; Lowell Ahart 1995-4-17 6676 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. Growing on the edge of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  CHSC78595  Baccharis salicifolia J. Marr; N. Wight 1998-4-9 Tehama West of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 280 Comment
  UCSB1109  Baccharis salicifolia Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  RSA93513  Baccharis salicifolia Milo S. Baker 1953-4-25 12522 Tehama On sandbar in Thomas River at Paskenta Comment
  CHSC105913  Balsamorhiza deltoidea B. Castro; L. P. Janeway 1999-8-24 1034 R Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of Buck Rock, along USFS Route M2, just upslope from Irish Glade. 1828 Comment
  UC2042811  Balsamorhiza sagittata Barbara Ertter 1990-5-13 8959 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, above Mill Creek Comment
  UC1001297  Barbarea orthoceras Louise Kellogg 1952-7-11 21 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly South Yolla Bolly Mountain. 2133 Comment
  UC1036185  Barbarea orthoceras George W. Gillett 1952-7-3 264 Tehama below road, 0.25 mi above Diamond Point Diamond Peak; Lassen Volcanic National Park 2225 Comment
  UC1949364  Barbarea orthoceras Barbara Ertter with Brad Olson 1991-7-4 10228 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  UC726583  Berberis aquifolium var. dictyota A. A. Heller 1918-4-28 Tehama Bennett Spring Comment
  CAS-BOT-BC75614  Berberis dictyota A. A. Heller 1918-4-28 13006 Tehama Coast Range near Bennett Spring. 914 Comment
  CHSC101052  Bidens frondosa John Dittes; Josephine Guardino 2008-10-8 1548 Tehama Northern Sacramento Valley; east bank of Sacramento River at southern edge of Mill Creek confluence; sand bar in active floodplain of Sacremento River. 62 Comment
  CHSC65659  Blennosperma nanum var. nanum Vernon H. Oswald 1996-3-20 7247 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley, Corning. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. 106 Comment
  HSC1820  Blennosperma nanum var. nanum Larry Bertie 1969-3-15 7 Tehama N Face of Antelope Creek Canyon, ca. 12 mi. E. of Red Bluff. From the dam to ca. 3 mi. upstream from the dam 213 Comment
  HSC79328  Blennosperma nanum var. nanum J. Heywood, D. H. Norris 1968-3-31 1894 Tehama Oak Parkland; Hwy. 36, 49 miles east of Shasta Co. Line Comment
  UC1051685  Boechera breweri subsp. breweri Helen K. Sharsmith 1953-6-24 4352 Tehama Ovenlid summit Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  UC1609212  Boechera howellii Vernon H. Oswald and Lowell Ahart 1993-9-2 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, n side of the ridge near the summit); South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC14415  Boechera platysperma P. A. Munz 1951-7-26 16944 Tehama North base of South Yolla Bolly Mountains. Square Lake. 2133 Comment
  CAS-BOT-BC14416  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
  CHSC65450  Boechera rectissima Vernon Oswald 1984-6-7 1266 Tehama Wilson Lake located ca. 8 mi e of Mineral. On the edge of a meadow. 1609 Comment
  UC1096781  Boechera repanda Douglas Barbe 1955-7-17 205 Tehama near road to Oven Lid (at the sign Sommerset 3/4, w Tehama County) 1889 Comment
  JEPS75819  Boechera sparsiflora Todd and Virginia Keeler-Wolf 1971-6-19 189 Tehama about 0.5 mi s North Yolla Bolly Guard Station; Yolla Bolly Mountains 1767 Comment
  CHSC64959  Boechera subpinnatifida Vernon H. Oswald; Lowell Ahart 1995-7-12 7029 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
  CAS-BOT-BC25932  Boechera suffrutescens John Thomas Howell 1960-8-19 36145 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2590 Comment
  CAS-BOT-BC25913  Boechera suffrutescens P. A. Munz 1951-7-18 16636 Tehama North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak, line of Tehama Trinity counties. 1981 Comment
  SEINET12194729  Boisduvalia densiflora Unknown 1982-1 808 Tehama The Nature Conservancy Vina Plains Preserve, T24N,41W, sw quadrant section 22 66 Comment
  RSA0028757  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  RSA41168  Boisduvalia macrantha Robert F. Hoover 1938-6-10 3588 Tehama Coyote Creek bridge south of Red Bluff. Comment
  UC1751232  Botrychium ascendens Timothy B. Devine 1986-8-10 893 Tehama beside Willow Creek 1 mi S of jct with end of logging road, 1.5 mi N of jct with Colby Mountain Road 1645 Comment
  CHSC82520  Botrychium simplex Lowell Ahart 2002-6-29 9798 Tehama On the south side of a partly fallen lodgepole pine, in the north part of a large meadow, on the east side of Willow Creek, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1574 Comment
  HSC36125  Boykinia occidentalis Judith G. Dickson 1973-7-2 Tehama N Yolla Bolly Mtns., S Fork Beegum Creek, Beegum Basin 1524 Comment
  JEPS122052  Brachypodium distachyon Lowell Ahart, John Dittes 2014-5-17 19504 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS127138  Brickellia californica Lowell Ahart, John Dittes 2016-8-25 21295 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC127782  Brickellia grandiflora P. A. Munz 1951-7-25 16839 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  HSC81834  Brickellia greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5054 Tehama Along ridge at Pole Corral Gap 1311 Comment
  POM303615  Brickellia greenei J. T. Howell 1943-8-8 s.n. Tehama Near Government Flat Comment
  CHSC88914  Briza minor Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road, in ditchbank. UTM: 10 0591017 E, 4451392 N. 473 Comment
  UCD77177  Brodiaea Robert E. Preston 2000-5-26 1351 Tehama Hog Lake. 265 Comment
  UCD169664  Brodiaea californica B. Castro 2011-6-11 1888 Tehama Inner North Coast Range/ northern Sacramento Valley edge. At S end of Red Bluff, on E side of Hwy 99 W, 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital, between Hwy 99 W and the railroad. 88 Comment
  RSA759784  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  SEINET1910286  Brodiaea californica Barbara Ertter 1991-1 9884 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99. 80 Comment
  SEINET199094  Brodiaea californica subsp. californica R. Bacigalupi, L. Constance; Moran Rodriguez. 1951-6-12 3366 Tehama Along state highway 36 14 miles west of its junction with U.S. highway 99 9just north of Red Bluff junction) on a slig 244 Comment
  UC903025  Brodiaea californica var. californica Ethel Crum 1932-5-9 1451 Tehama se Red Bluff 91 Comment
  JEPS7717  Brodiaea californica var. californica Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama along State Hwy 36 14 mi w junction with U. S. Highway 99 (on a slight rise) 243 Comment
  RSA183019  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24648 Tehama 16.5 mi W of Red Bluff on state 36. Comment
  UC1046541  Brodiaea californica var. californica R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama 14 mi w State Highway 36 junction with U. S. Highway 99 (just n of Red Bluff junction, on a slight rise, along State Highway 36) 243 Comment
  UC1732950  Brodiaea coronaria Kay H. Beach, Frank Gould 1940-5-16 642 Tehama vicinity of Red Bluff. Comment
  UCD77200  Brodiaea coronaria Robert E. Preston 2004-5-8 2232 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd. 67 Comment
  CHSC100292  Brodiaea elegans D. Isle 1989-6-22 1503 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
  CHSC102467  Brodiaea elegans subsp. elegans L. P. Janeway 2009-6-21 9812 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Anteloope Creek, near its head. 628 Comment
  JEPS5505  Brodiaea minor W. L. Jepson 1932-5-9 16344 Tehama Red Bluff 103 Comment
  CHSC90023  Brodiaea nana Ross Rowland 2001-4-17 47 Tehama On edge of Hog's Lake vernal pool. About 50 yards east of parking area. 575380mE/4459140mN/zone 10N. 263 Comment
  UCR124184  Bromus carinatus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6918 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 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
  SEINET10822022  Bromus carinatus var. carinatus Lowell Ahart 2004-7-9 Ahart 11219 Tehama T27N, R2E, northwest 1/4 Section 24. On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  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
  CHSC66512  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1996-5-20 7601 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  CHSC86800  Bromus diandrus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  UCD58551  Bromus diandrus A. A. Beetle 1942-5-18 3311 Tehama Near Paynes Creek. Comment
  SEINET11688681  Bromus diandrus Unknown 1982-1 539 Tehama The Nature Conservancy Vina Plains Reserve Comment
  CHSC64576  Bromus hordeaceus Vernon H. Oswald; Lowell Ahart 1995-4-10 6629 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. At the intersection of Manton and Inks Creek rds. 213 Comment
  CHSC66513  Bromus hordeaceus Vernon H. Oswald; Lowell Ahart 1996-5-20 7600 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In flood channel along Paynes Creek. 158 Comment
  JEPS113242  Bromus hordeaceus Lowell Ahart 2007-5-8 13748 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
  SEINET4343718 Image available Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi south of Ball Rock, 1 mi southeast of Cold Spring Forest Station, ca 30 airmiles west of Corning 1890 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
  CHSC82316  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 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
  SD180628  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocinor National Forest, along logging road of Crane Mills Inc. 1438 Comment
  JEPS106318  Bromus pseudolaevipes Lowell Ahart 2004-6-11 11049 Tehama On the south side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 550 Comment
  CAS-BOT-BC161413  Bromus tectorum John Thomas Howell 1960-8-18 36037 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC90894  Bromus vulgaris Niall McCarten; Roxanne Bittman 1986-6-15 5390 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 1/3 mi. W of Johnson cabin. 1280 Comment
  JEPS104966  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  JEPS22639  Calandrinia ciliata Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6297 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  UCD123499  Callitriche fassettii Richard Yeo 1970-2-5 s.n. Tehama Corning Canal, 1 1/4 miles downstream from pumping plant, in vicinity of Red Bluff. Comment
  CHSC57801  Callitriche hermaphroditica Vernon H. Oswald; Lowell Ahart 1992-4-21 4899 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 6.6 mi (odometer) E of Hwy. 99, ca. 8 mi (air) E of Red Bluff. In a farm pond on the S side of the road. 259 Comment
  CHSC96376  Callitriche hermaphroditica Lowell Ahart 2007-4-3 13610 Tehama In shallow water of a large vernal pool, east of the poor dirt road, 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
  SEINET12249498  Callitriche heterophylla Unknown 1982-1 586 Tehama T24N, R1W, north central portion of Section 28 66 Comment
  CHSC79275  Callitriche marginata B. Castro; C. Warren 2000-4-13 1071 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 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
  CAS-BOT-BC487763  Calochortus amabilis R. F. Hoover 1965-5-29 9413 Tehama Dry Creek Valley west of Red Bluff on Beegum Road Comment
  CHSC7126  Calochortus luteus D. C. Burns 1969-4-24 26 Tehama 25 ft. n of junction of Hwy. 99E and Lassen Rd., 20 yds. E of Hwy. 99E. 60 Comment
  CHSC86260  Calochortus luteus Martin J. Lenz 2003-5-9 4 Tehama Between Monte Vista Ct. and Interstate 5, approx. 2.5 mi. north Red Bluff. 122 Comment
  CAS-BOT-BC492651  Calochortus luteus R. F. Hoover 1965-5-29 9414 Tehama 2 mi. se. of Beegum. Comment
  SJSU5823  Calochortus monophyllus D. L. Wilson 1970-3-28 Tehama 1 mi SW of confluence of N&S Forks of Antelope Cr c. 18 mi E of Red Bluff 402 Comment
  UCD139561  Calochortus monophyllus R. N. Raynor 1940-5-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  HSC90068  Calochortus monophyllus C. Baldwin, A. Hiss, P. Reynolds 1990-3-31 29 Tehama 5 mi. W of rd. A5 on Hwy. 36, 25 m on the S side of the Hwy. 244 Comment
  UC423002  Calochortus nudus Mrs. C. M. Wilder 1912-6-25 Tehama Morgan Spr. Comment
  CHSC88831  Calochortus superbus Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. At the intersection of Powerline Road and Cottonwood jeeptrail. UTM: 10 0592800 E, 4449256 N. 621 Comment
  CAS-BOT-BC493969  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  RSA116074  Calochortus superbus E. K. Balls, Lee W. Lenz 1955-5-14 20721 Tehama 5.6 miles southwest of Paynes Creek along Highway 36, Lake Almanor to Red Bluff 213 Comment
  RSA49232  Calochortus superbus Philip A. Munz 1949-5-14 13196 Tehama 5 miles N of Red Bluff Comment
  RSA0089777  Calochortus syntrophus Dean Wm. Taylor, Robin Falscheer 2010-6-23 20892 Tehama Highway 36 1 mile west from Lassen Lodge, north side of the highway near the junction, Little Giant Mill Road. 1158 Comment
  JEPS60527  Caltha biflora Joseph Grinnell 1928-6-8 Tehama 5 miles north of Mineral. 1981 Comment
  SEINET10965661  Caltha howellii Mary Susan Taylor 1975-7-17 Taylor 851 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CAS-BOT-BC175775  Caltha leptosepala C. R. Quick 1950-6-17 50 -30 Tehama Edge of Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest Comment
  JEPS121171  Calycadenia ciliosa Lowell Ahart 2013-8-2 18999 Tehama W 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
  RSA699254  Calycadenia ciliosa L. Ahart, Samantha Mackey Hillaire 2004-7-9 11210 Tehama Near fence, on north side of 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 air miles east of Red Bluff 655 Comment
  RSA151742  Calycadenia ciliosa R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-29 4340 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  RSA255550  Calycadenia ciliosa Gerald D. Carr 1974-9-11 777 Tehama 0.6 miles south of Luce and Griswold Rd. on Hwy. A5 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
  CDA13788  Calycadenia fremontii G. F. Hrusa 1996-8-17 13513 Tehama Sacramento Valley; of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC106369  Calycadenia fremontii David Isle 1992-10-22 1801 Tehama Mendocino National Forest - North Coast Ranges, Thomas Creek watershed. Lower, east end of Doll Ridge, Adj. Rd. 23N17; S Aspect (S23E). 1301 Comment
  CHSC66039  Calycadenia fremontii Vernon H. Oswald; Lowell Ahart 1996-5-6 7535 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the S side of the gravel road 1.4 mi W of the parking lot on Hwy. 36 (0.4 mi W of the power line crossing the gravel road). 249 Comment
  CHSC91075  Calycadenia fremontii D. Isle 2004-8-12 160 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. 0.2 mi. NE of creek crossing N. Fork Elder Creek, 8/10 mi. from jct. with Raglin Ridge Rd. 426 Comment
  UC1876211  Calycadenia fremontii Gerald D. Carr 1974-9-11 775 Tehama 0.1 mi NE of Long Hollow Rd on Black Butte Rd. Comment
  UC1971718  Calycadenia fremontii 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mi S of Luce and Griswald Roads (ca. 13 mi SW of Cottonwood) (=GDC 777, RLC 2184) 191 Comment
  UC1971721  Calycadenia fremontii 1978-7-6 2105 Tehama 7.0 mi E of Vestal Road on Hwy 36 (near GDC 662) 226 Comment
  UCD129694  Calycadenia fremontii Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy A5 on Hwy 36, along Dry Creek. 213 Comment
  UCD129757  Calycadenia fremontii Gerald D. Carr 1974-9-11 777 Tehama 0.6 mile south of Luce and Griswold Road on Hwy A5. Comment
  UCD129765  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mile southeast of Tedoc Road juction, ca. 40 miles northwest of Red Bluff. 503 Comment
  UCD129766  Calycadenia fremontii R. L. Carr 1978-7-7 2117 Tehama Los Molinos, 300 yards south of road between Los Molinos and Tehama, Sacramento River. 64 Comment
  CHSC80586  Calycadenia pauciflora Lowell Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS101296  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  RSA255561  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 miles NE of Glenn County line on West Black Butte Road 213 Comment
  RSA93399  Calycadenia pauciflora Milo S. Baker, H. K. Wagnon 1953-7-12 12908 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  UC1876251  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 mi W of Hwy A5 on Hwy 36 167 Comment
  UCD80036  Calycadenia spicata CNPS SN Foothill Team 2005-6-16 Survey Tehama Tehama State Wildlife Area, road out near Oak Creek. Comment
  CHSC105224  Calycadenia truncata Lowell Ahart; John Dittes 2010-7-19 16887 Tehama About 20 yards south of the poor road crossing, on the west bank 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
  UC1953747  Calycadenia truncata 1986-10-4 2269 Tehama ca.6.8 mi NE of Red Bluff, Hogsback Road, 3.7 mi NE of its jct with Hwy 99 Comment
  HSC81833  Calycanthus occidentalis Thomas W. Nelson, Jane Nelson, R. Jane Cole 1979-7-27 5052 Tehama Along N fork of Beegum Creek at Forest Service Campground 915 Comment
  JEPS52527  Calyptridium umbellatum Jos. Grinnell Tehama Mineral 1463 Comment
  JEPS113306  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8707 Tehama High Cascade Range. North slope ridge off the northern tip of cohasset Ridge, about 1.0 km southeast of Devils Den. Comment
  JEPS108922  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
  UC1949103  Calystegia occidentalis subsp. occidentalis Barbara Ertter with Brad Olson 1991-7-5 10334 Tehama Raglin Ridge Rd 2.6 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff; steep NW-facing slope Comment
  JEPS31631  Calystegia occidentalis var. tomentella Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  CHSC68834  Camassia quamash subsp. quamash Vernon Oswald.; Lowell Ahart 1997-6-10 8571 Tehama Between Paskenta and Covelo on Forest Road 23N60 to Anthony Peak Lookout, 0.8 mi northwest of its junction with 24N02 near Wells Cabin Campground. 2005 Comment
  JEPS61551  Camassia quamash subsp. quamash Joseph Grinnell 1925-6-25 Tehama Battle Creek Meadows 1463 Comment
  CHSC80666  Camissoniopsis hirtella Lowell Ahart 2001-6-8 8781 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC65757  Capsella bursa-pastoris Vernon H. Oswald; Lowell Ahart 1996-4-8 7332 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E edge of Paynes Creek near its mouth on the Sacramento River. 85 Comment
  CHSC106691  Carex athrostachya Barbara Ertter; Brad Olson 1991-7-4 10229 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning. Edge of small reservoir. 1310 Comment
  CAS-BOT-BC19131  Carex aurea Philip Alexander Munz 1951-7-27 16971 Tehama South base of South Yolla Bolly Peak. 2072 Comment
  SEINET7552590 Image available Carex bolanderi L. P. Janeway 2001-6-10 7146 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-soutwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CHSC46997  Carex brainerdii L. P. Janeway; Oscar V. Janeway, Lillian Janeway 1987-5-26 2100 Tehama Near Deer Creek across from Elam Creek campground. 1325 Comment
  CHSC88461  Carex brainerdii L. P. Janeway; B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  RSA700228  Carex brainerdii L. P. Janeway, B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET7556567 Image available Carex deflexa var. boottii Nir L. Gil 1993-5-25 471 Tehama Lassen National Forest, 1.9 mi E of jct, Ca Hwy 36 & Forest Rd 17, E of Mineral, ca 3 mi ENE of Mineral. 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
  CHSC115845  Carex echinata subsp. echinata Lowell Ahart; John Dittes 2015-8-6 20505 Tehama West edge of the bog, on the south side of the small stream, east of the camping area, west side of Child's Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC115793  Carex feta Lowell Ahart; John Dittes 2015-8-5 20477 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC20756  Carex fracta John Thomas Howell 1960-8-18 36039 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  SEINET7559368 Image available Carex fracta Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11397 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CAS-BOT-BC20755  Carex fracta P. A. Munz 1951-7-27 16962 Tehama South base of Yolla Bolly Park. 2072 Comment
  SEINET10650728  Carex hassei David Castaner 1984-5-28 Castaner 8062 Tehama Along Hwy 36 at Gurnsey Creek. Comment
  CAS-BOT-BC20939  Carex heteroneura George Wilson Gillett 1957-8-18 1102 Tehama Lower portion of Brokeoff Mountain trail, .25 mile above Sulphur Works Entrance Station. 2103 Comment
  CHSC102649  Carex integra Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16333 Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CAS-BOT-BC35788  Carex jonesii Alice Eastwood; John Thomas Howell 1941-7-9 9808 A Tehama Government Flat Comment
  CHSC106690  Carex jonesii Barbara Ertter; Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  UC1950416  Carex jonesii Barbara Ertter with Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  RSA783705  Carex klamathensis Barbara L. Wilson, Richard E. Brainerd 2003-6-20 10951 Tehama Pepperwood Spring, in private property just E of the Mendocino National Forest. 899 Comment
  UC1950429  Carex leptopoda Barbara Ertter with Brad Olson 1991-7-6 10438 Tehama Ball Rock - Toomes Camp Road 2.3 mi N of Trough Ridge jct, 21.1 mi from Paskenta, ca 28 airmiles W of Corning; head of Dark Canyon ca 3 airmiles S of Ball Rock Comment
  CHSC106707  Carex luzulina Barbara Ertter; Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Sprin Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC88485  Carex luzulina L. P. Janeway 2001-6-10 7154 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  RSA757289  Carex luzulina var. luzulina Barbara Ertter, Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  RSA757365  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  SEINET10927771  Carex multicaulis Lowell Ahart 2001-6-16 Ahart 8869 Tehama T26N, R3E, southeast 1/4 Section 22. On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CHSC65410  Carex nebrascensis Vernon Oswald 1984-6-7 1267 Tehama Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  JEPS110343  Carex nebrascensis Lowell Ahart 2006-7-19 13039 Tehama Small meadow, east side of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  RSA66386  Carex neurophora Phillip A. Munz 1951-7-25 16879 Tehama 1 mile E of Square Lake. 2134 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
  CHSC111638  Carex pachycarpa Peter F. Zika 2012-7-14 25988 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands. 2130 Comment
  SEINET7570922 Image available Carex pellita Lowell Ahart 2006-7-25 13072 Tehama About 40 yards west of the poor trail (cow trail), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1565 Comment
  CHSC54496  Carex praeceptorum Vernon H. Oswald 1991-7-26 4767 Tehama Lassen Volcanic National Park. Forest Lake on the trail up Brokeoff Mtn. 2286 Comment
  JEPS102253  Carex serratodens L. P. Janeway 2000-4-21 6672 Tehama High Cascade Range. On north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  RSA0037135  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
  SEINET4290224 Image available Carex specifica Unknown 2009-1 24612 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 Comment
  CAS-BOT-BC279923  Carex subfusca Peter F. Zika 2012-7-14 25985 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 2130 Comment
  CHSC88486  Carex subfusca L. P. Janeway 2001-6-10 7138 Tehama High North Coast Ranges. At spring on wet side of Tedoc Gap. 1340 Comment
  CHSC114414  Carex subfusca Don Lepley 2014-5-15 Tehama Lassen National Forest; Almanor Ranger District. North shore of Mill Creek at Black Rock Campground. 640 Comment
  CHSC115777  Carex utriculata Lowell Ahart; John Dittes 2015-8-6 20517 Tehama About 100 yards east of the sping, east of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC60447  Carex vesicaria Mary Ann Showers 1992-6-26 2576 Tehama Lassen Volcanic National Park. Seep above canyon bottom east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  SBBG126194  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Crk culvert 330 Comment
  CHSC102596  Carex whitneyi L. P. Janeway 2009-7-26 9871 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. 1990 Comment
  UCD81313  Castilleja affinis CNPS SN Foothill Team 2005-5-19 SNNR 0201 b Tehama TNC Dye Creek Preserve, above the lower reach of Kingsley Gulch. 185 Comment
  CHSC77381  Castilleja affinis subsp. affinis Natalie Wight; Heidi West, Joyce Lacey-Rickert 1998-5-19 Tehama Vicinity of north end of Rocky Ridge. 274 Comment
  CHSC77619  Castilleja affinis subsp. affinis Heidi West; Jenny Marr, Caroline Warren, Joyce Lacey-Rickert, 1998-5-19 Tehama Vicinity of uppermost N. Fork Stony Creek. 243 Comment
  CHSC108061  Castilleja applegatei subsp. martinii B. Castro; L. P. Janeway 2000-6-11 1287 Tehama Inner North Coast Ranges. NW-facing slope along Raglin Ridge Rd, near the top of Raglin Ridge, ca 0.4 mi W of Pepperwood Spring. 944 Comment
  CAS-BOT-BC249580  Castilleja applegatei subsp. pinetorum H. F. Copeland 1920-7-17 90 Tehama On Butt Mt. 1828 Comment
  JEPS106179  Castilleja applegatei subsp. pinetorum Lowell Ahart 2004-6-11 11032 Tehama Along 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
  JEPS2932  Castilleja applegatei subsp. pinetorum W. L. Jepson 1899-4-25 21359 Tehama near Rosewood (Stiver's Ranch, Crane Creek, tributary of Cottonwood Creek); Cottonwood Creek, Crane Creek Comment
  JEPS17600  Castilleja arachnoidea Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5329 Tehama 0.25 mi e and 150 ft below summit of South Yollo Bolly Ridge; South Yollo Bolly Ridge 2407 Comment
  CDA41340  Castilleja attenuata Vernon H. Oswald & Lowell Ahart 1998-4-21 8926 Tehama Inner North Coast Ranges; Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Comment
  CHSC27834  Castilleja exserta Eric J. Miller 1978-4-24 1 Tehama 1 km w of Sacramento River at Woodson Brigde. 28 Comment
  CHSC89625  Castilleja rubicundula subsp. lithospermoides Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 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
  JEPS108920  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
  CHSC55403  Ceanothus X flexilis Laurie L. Gordon 1991-4-22 20 Tehama 0.2 mi south of Digger Creek. 731 Comment
  JEPS42222  Ceanothus cordulatus W. L. Jepson 1927-6-21 12279 Tehama Mineral 1524 Comment
  CAS-BOT-BC50958  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1941-7-9 9731 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  HSC96790  Ceanothus integerrimus J. Carey, A. Hong, J. Leffingwell 1995-4-22 49 Tehama 0.5 mi down trail to Beegum gulch from trailhead where Hwy. 36 intersects with Shasta-Tehama Co. line 396 Comment
  CAS-BOT-BC83786  Ceanothus jepsonii var. albiflorus D. O. Burge 2007-5-1 900 b Tehama Mendocino National Forest, at roadside 12.5 road miles (20 km) W of Paskenta 1200 Comment
  UC726179  Ceanothus velutinus A. A. Heller 1936-6-19 Tehama ridge between Childs Meadows and Chester; ridge between Child's Meadows and Chester Comment
  CHSC45649  Centaurea cyanus Vernon Oswald 1986-6-18 2118 Tehama Round Valley Rd. (M4) 15.2 mi w of Paskenta, road edge. 1097 Comment
  JEPS102879  Centaurea melitensis Lowell Ahart 2001-6-14 8832 Tehama Northwest of the dirt road that leads to the tower, on the N side of road M2, ca 8 miles W of Paskenta. 609 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
  SEINET8111622 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201520 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111628 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201513 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  CDA38374  Centaurium tenuiflorum L. Ahart, John Dittes 2003-6-11 10243 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC66115  Centaurium tenuiflorum Vernon Oswald; Lowell Ahart 1996-4-29 7488 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley, Valley and Foothills Grassland. In upland E of the large vernal pool in the cluster of pools N of the farm pond located on the S boundary. 103 Comment
  CHSC48163  Centromadia fitchii Vernon Oswald 1986-6-27 2160 Tehama Long Rd. (A6) 5.8 mi ne of Dales, 2.8 mi sw of jct. Lanes Valley Rd. 304 Comment
  CHSC79951  Centromadia fitchii L. P. Janeway 2000-5-14 6726 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; along Spring Branch Road (old Manton Road) 2.7 km east-northeast of Jelly's Ferry Road. 192 Comment
  UC2031471  Centromadia fitchii Barbara Ertter with Brad Olson 1993-5-15 11812 Tehama Spring Branch Road south of Battle Creel ca 15 air miles NNE of Red Bluff, sparse grassland/scabland on plateau, BLM land Comment
  UC88949  Centromadia fitchii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UCD130190  Centromadia fitchii Brad D. Schafer 2005-7-29 164 Tehama near South Fork of Battle Creek. 390 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
  JEPS88346  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1996-4-23 7447 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along flood channels of Paynes Creek just downstream from the power line); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  CHSC75365  Cercis occidentalis Ben Myhre 1997-4-14 15 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS88441  Cercis occidentalis Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7271 Tehama BLM parcel along Hyw. 36 n.e. Red Bluff (flood plain of Paynes Creek at end of gravel rd. running w. from the parking lot on Hwy. 36); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  RSA90789  Cercocarpus betuloides Milo S. Baker 12612 Tehama Logging road about 9.5 miles W of Taskenta in Serpentine Comment
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Jul 6 2013
  CHSC68960  Cercocarpus ledifolius var. intermontanus Vernon Oswald; Lowell Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly- Middle Eel Wilderness. 2057 Comment
  RSA261541  Chaenactis carphoclinia J. M. Tucker, L. K. Mann 1959-7-19 3545 Tehama At summit. S Yolla Bolly Mtn. 2466 Comment
  JEPS13262  Chaenactis douglasii var. douglasii Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5311 Tehama summit of Ovenlid Ovenlid 1981 Comment
  CAS-BOT-BC276495  Chaenactis douglasii var. douglasii H. F. Copeland 1920-7-7 86 Tehama On Butt Mountain 1828 Comment
  CHSC78795  Chaenactis glabriuscula var. heterocarpha Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC45653  Chaenactis nevadensis Vernon Oswald 1986-7-24 2230 Tehama Lassen Volcanic National Park, Brokeoff Mountain Trail. 2682 Comment
  CHSC52647  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama Central Valley. Vina Plains, 0.3 miles E of Leininger Road and 1.1 miles NNE of is intersection with Highway 99. Vernal pool. 73 Comment
  CHSC52648  Chamaesyce hooveri R. D. Stone 1986-8-22 798 Tehama Central Valley. Vina Plains, 0.7 miles E of Leininger Road and 1.3 miles NE of is intersection with Highway 99. Vernal pool. 74 Comment
  JEPS104120  Chamaesyce nutans Lowell Ahart 2003-9-17 10578 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
  CDA4781  Chamaesyce nutans T. C. Fuller 1968-9-17 17617 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CHSC64910  Chamaesyce ocellata subsp. ocellata Vernon H. Oswald; Lowell Ahart 1995-6-13 6861 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the jeep road near its junction with the old highway, on top of a ridge crossing the ne corner of the reserve. 225 Comment
  JEPS97299  Chamaesyce ocellata subsp. ocellata Vernon H. Oswald and L. Ahart 1995-6-13 6861 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC76512  Chamaesyce ocellata subsp. rattanii Heidi West; Caroline Warren 1999-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 350 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
  CHSC76752  Chamaesyce ocellata subsp. rattanii J. Marr; H. West, C. Warren 1998-7-3 Tehama About 20 air miles W of Red Bluff, vicinity of Dry Creek W of the 'water gap. 310 Comment
  CHSC83098  Chamaesyce ocellata subsp. rattanii Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10013 Tehama Field about 150 yards south of Jewett Creek, east of Marquerite Road, about 1 1/4 mile (air) southeast of Corning. 82 Comment
  JEPS91381  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1993-10-17 14080 Tehama Valentine Ridge, along Coolyear Springs Road (Forest Road 25N01) 1 mi E of junction with Raglin Ridge road (Forest Road 25N02) (ca. 11 mi NW of Paskenta 518 Comment
  CHSC117354  Chamaesyce serpillifolia subsp. serpillifolia B. Castro; L. P. Janeway 2015-7-13 2099 Tehama Sacramento Valley. In bottom of Thomas Creek channel, ca. 1.25 mi. W of Hwy I-5 and ca 50 ft E of the Rawson Rd. bridge. 91 Comment
  CHSC59181  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1992-9-29 5228 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC77566  Chamaesyce serpillifolia subsp. serpillifolia Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Creek, and Dry Creek. 268 Comment
  CHSC117719  Chamaesyce serpyllifolia Lowell Ahart; John Dittes 2016-8-25 21293 Tehama East of the parking area, about 200 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-BC70239  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CHSC68796  Cheilanthes gracillima Vernon Oswald; Lowell Ahart 1997-6-10 8551 Tehama Between Paskenta and Covelo on M2 (23N69) 0.9 mi west of its junction with M4, between Sugar Spring and Government Flat campgrounds. 1737 Comment
  RSA66367  Cheilanthes gracillima I. M. Munz 1951-7-27 16960 Tehama Yellow Pine Forest, south base of South Yolla Bolly Mountain Peak 2058 Comment
  CHSC80573  Cheilanthes intertexta Lowell Ahart 2001-6-14 8842 Tehama A large rock outcrop, about 100 yards northeast of road M2, and east of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 2695 Comment
  CHSC69679  Chenopodium atrovirens Vernon Oswald 1986-7-24 2224 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2194 Comment
  JEPS94655  Chenopodium californicum Vernon Oswald and Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Rd. 0.9 mi w junction with Weemasoul Rd. (w of Red Bluff and se of Platina) 597 Comment
  HSC67037  Chenopodium californicum J. O. Sawyer, J. P. Smith 1975-6-1 8181 Tehama State Rte. 36, 2 mi. E of Dry Creek Bridge Comment
  UC2031490  Chimaphila menziesii Barbara Ertter with Brad Olson 1991-7-4 10251 Tehama Toomes Camp Rd. (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
  JEPS97263  Chlorogalum angustifolium Vernon H. Oswald 1995-5-22 6748 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CAS-BOT-BC498636  Chlorogalum angustifolium John Thomas Howell 1955-6-12 30308 Tehama 8.5 miles south of Corning Comment
  UC618191 Image available Chlorogalum pomeridianum var. minus R. F. Hoover 1939-5-11 4104 Tehama foothills above Paskenta (on road to Covelo); ; Paskenta, Tehama Co. Comment
  CHSC84660  Chorizanthe membranacea Samantha Mackey Hillaire; Brian Elliott 2003-5-31 342 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail on a S-facing slope. Along the trail. 902 Comment
  CHSC64631  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald; Lowell Ahart 1995-4-17 6668 Tehama Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common on a bank of exposed fanglomerate on the w wall of the borrow pit. 213 Comment
  JEPS122049  Chorizanthe polygonoides var. polygonoides Lowell Ahart, John Dittes 2014-5-18 19526 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  CHSC79796  Chorizanthe stellulata L. P. Janeway 2000-5-14 6728 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; 0.2 km south of Spring Branch Road (old Manton Road), 2.7 km east-northeast of Jellys Ferry Road. 189 Comment
  SJSU9100  Chorizanthe stellulata R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Highway 36 c. 11 mi W of Mineral 762 Comment
  SDSU6703  Chrysolepis sempervirens K. Dixon 1942-8-9 3322 Tehama Colby Mountain. 1768 Comment
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Oct 5 2011
  HSC96988  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama About 150 yards E of Colby Creek, about 2 mi. (air) SE of Colby Mtn., about 5 mi. (air) NE of Butte Meadows 1526 Comment
  JEPS110380  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama Under fir trees, near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UCD130517  Cirsium andersonii John Thomas Howell 1960-8-20 36271 Tehama between Morgan and Childs Meadows. 1524 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
  UC2032039  Cirsium occidentale var. venustum Barbara Ertter with Brad Olson 1991-7-5 10301 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  JEPS29576  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Sulphur Works entrance station Lassen Volcanic National Park 2011 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
  CHSC94579  Cirsium vulgare Lowell Ahart 2006-11-9 13255 Tehama Open 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
  SEINET11834278  Cirsium vulgare J. I. Mallory 1957-1 s.n. Tehama 0.16 mi WSW of Mill Creek Store, Lassen National Forest 1402 Comment
  CAS-BOT-BC438977  Cistanthe monosperma C. Hart Merriam No date on label s.n. Tehama S. Yolla Bolla [Bolly], top. Comment
  RSA113944  Cistanthe quadripetala H. K. Sharsmith 1954-6-24 4345 Tehama SW ridge leading to Eagle Peak, 1 mile below summit, Mendocino National Forest. 1067 Comment
  UC1002645  Clarkia affinis Milo S. Baker and H. K. Wagnon 1953-5-31 12699 Tehama a mile or so e Paskenta Comment
  CAS-BOT-BC163554  Clarkia arcuata Doris Kildale Gillespie 1930-5-14 9395 Tehama Between Mineral and Paynes Creek Comment
  JEPS94334  Clarkia arcuata Vernon H. Oswald and Lowell Ahart 1997-5-14 8446 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
  JEPS112906  Clarkia borealis subsp. arida Dean W. Taylor 1997-6-18 16074 Tehama Laynes Valley Road about 2.5 miles S of Manton Road 441 Comment
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Sep 16 2016
  CHSC78874  Clarkia concinna subsp. concinna Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CAS-BOT-BC172047  Clarkia gracilis subsp. gracilis Carl B. Wolf 1937-5-16 8691 Tehama Northern Sierra Nevada foothills, Red Bluff-Susanville Road, 7 mi. below Paynes Creek P.O. 182 Comment
  CHSC32838  Clarkia gracilis subsp. gracilis Lora L. Anderson 1981-4-26 19 Tehama Ca. 0.5 mi w of Sacramento River, 1.5 mi from Interstate 5, 4.5 mi n of Red Bluff. 94 Comment
  JEPS94574  Clarkia gracilis subsp. gracilis Vernon Oswald and Lowell Ahart 1997-7-7 8682 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness, along road near lookout) 2057 Comment
  UC1010444  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-4-26 12552 Tehama about 5 mi w Paskenta (along logging road, type locality) 304 Comment
  HSC49714  Clarkia purpurea J. O. Sawyer, R. J. Cole 1979-5-13 3359 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  JEPS122061  Clarkia purpurea subsp. quadrivulnera Lowell Ahart, John Dittes 2014-5-17 19505 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS43581  Clarkia purpurea subsp. quadrivulnera Jos. Grinnell 1927-5-26 Tehama between Mineral and Payne Creek 914 Comment
  JEPS96017  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1996-4-29 7491 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., near large vernal pool in cluster of pools n. of the farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  OBI76955  Clarkia purpurea subsp. quadrivulnera Anthony Baniaga 2011-6-12 337 Tehama CDFG: Tehama State Wildlife Area. At intersection of Plum Crk Rd (202) and Oak Crest Rd (28N94). Inskip hill quad T28N R1E sec 5 SW of NW 647 Comment
  CDA38032  Clarkia purpurea subsp. quadrivulnera G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2665 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  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
  UCD105957  Clarkia rhomboidea Jesse Miller 2010-1 s. n. Tehama Near boundary of Klamath Range and North Coast Ranges. Near Beegum Creek. 1127 Comment
  CHSC70764  Clarkia stellata L. P. Janeway 1995-6-25 4819 Tehama North side of Hwy 32, 1.15 mi west of junction with Hwy 36/89; at western end of Deer Creek Meadows. Road cutbank. 1394 Comment
  CHSC64398  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a bare patch of eroded fanglomerate just e of Pool 20 (Orcuttia pool). 219 Comment
  CHSC69691  Claytonia exigua subsp. glauca Vernon Oswald 1984-4-11 1148 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest Boundary). 746 Comment
  CHSC94156  Claytonia palustris Lowell Ahart 2006-7-11 12946 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
  CHSC116714  Claytonia parviflora Lowell Ahart; John Dittes 2016-4-29 20807 Tehama On the northwest side of the trail, 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
  CHSC67280  Claytonia parviflora James D. Jokerst 1983-3-6 1688 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. 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
  UC726584  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Bennett Spring Comment
  SEINET11935021  Claytonia perfoliata Unknown 1983-1 881 Tehama The Nature Conservancy Vina Plains Preserve, at Lassen Rd 63 Comment
  JEPS88414  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald and Lowell Ahart 1996-4-8 7317 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank of e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd.); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  RSA21523  Claytonia rubra C. B. Wolf 1937-5-17 8709 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  RSA123561  Claytonia saxosa G. D. Barbe 1955-7-22 256 Tehama W slope of Harvey Peak, W of S Yolla Bolly. 2378 Comment
  SBBG1944  Claytonia sibirica H. and M. Dearing 1938-6-22 2091 Tehama Deer Crk Cyn 1371 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
  CHSC88517  Clematis lasiantha Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. Edges of creek drainages. 304 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
  JEPS76667  Collinsia greenei L. R. Heckard 1972-6-17 2957 Tehama Tedoc Mt.; bare serpentine slope on nw side, along new road around w of mountain 1280 Comment
  JEPS94273  Collinsia greenei Vernon Oswald and Lowell Ahart 1997-6-10 8568 Tehama between Paskenta and Covelo (on Forest Road 24N02 between Government Flat and Wells Cabin Campgrounds, 2.0 mi s M2); Forest Road 24N02 1828 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  JEPS6365  Collinsia greenei Rimo Bacigalupi and G. T. Robbins 1954-6-26 4637 Tehama 3.6 mi n Mendocino Pass (Low Gap) (along road to Government Flat, at boundary between Mendocino and Tehama Counties); Mendocino National Forest 1920 Comment
  RSA201642  Collinsia rattanii Robert F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin cabin. Comment
  RSA90612  Collinsia rattanii Milo S. Baker, H. K. Wagnon 1953-6-21 12791 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  CHSC55286  Collinsia sparsiflora var. collina L. P. Janeway 1991-3-28 3856 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 152 Comment
  JEPS18884  Collinsia sparsiflora var. collina Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5595 Tehama 13 mi w Red Bluff (along Lowrey-Red Bluff road) 152 Comment
  JEPS21858  Collinsia sparsiflora var. collina Annette Waters 1958-4-20 250 Tehama 8.2 mi e Paynes Creek; e of Paynes Creek 762 Comment
  CHSC64994  Collinsia tinctoria Venon H. Oswald; Lowell Ahart 1995-7-12 7000 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. 950 Comment
  JEPS128467  Collinsia torreyi Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  CHSC79209  Collinsia torreyi var. latifolia L. P. Janeway 2000-6-29 6855 Tehama High North Coast Ranges. At Ides Cove Trailhead, a small saddle on the ridge about 2300 m east of Mt. Linn. 2095 Comment
  UC1019527  Collinsia torreyi var. latifolia Louise Kellogg 1952-7-9 9 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s of South Yolla Bolly Mountain (Mendocino National Forest, North Coast Ranges); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  RSA90847  Collomia diversifolia Milo S. Baker, H. K. Wagnon 1953-5-31 12708 Tehama Logging road west of Paskenta near 10 mile post Comment
  CHSC101051  Collomia heterophylla John Dittes; Josephine Guardino 2005-5-11 1102 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC60370  Collomia tinctoria Mary Ann Showers 1992-6-26 2565 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  UC1299528  Collomia tinctoria Freed W. Hoffman 1947-6-23 1686 Tehama Government Flat 796 Comment
  CHSC55588  Comandra umbellata subsp. californica Steven Triano 1988-4-17 56 Tehama Ca 20 ft e of Hwy. 32 and 14.7 mi n of Forest Ranch. 1075 Comment
  JEPS94344  Comandra umbellata subsp. californica Vernon H. Oswald and Lowell Ahart 1997-5-14 8433 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 6.7 mi s of Plum Creek Road); Ponderosa Way 1011 Comment
  CHSC66180  Conium maculatum Vernon H. Oswald 1996-6-3 7710 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 100 Comment
  JEPS88172  Convolvulus arvensis Vernon H. Oswald and Lowell Ahart 1996-7-8 7961 Tehama BLM parcel along Hwy 36 ne Red Bluff (near intermittent stream crossing ne corner of parcel); Cascade Range foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC68605  Corallorhiza striata Vernon H. Oswald 1997-5-9 8407 Tehama East slope of Deer Creek Canyon at the bridge (8-69) between Potatao Patch and Alder Creek Campgrounds. 1143 Comment
  CHSC90454  Corallorhiza striata Niall McCarten; Roxanne Bittman 1986-6-15 5486 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.5 mi. so. of Browns Camp. 1828 Comment
  SBBG100043  Cordylanthus pilosus L. R. Heckard, T. I. Chuang 1971-8-15 2779 Tehama Lanes Valley Rd from Paynes Crk, about 0.9 mi N of jct with St Hwy 36 (near Paynes Crk) 609 Comment
  CHSC78395  Cordylanthus pringlei Vernon H. Oswald 2000-7-10 9935 Tehama Forest Route 35 5.3 mi west of Stuart Gap. 1712 Comment
  RSA412338  Cordylanthus tenuis subsp. tenuis Milo S. Baker 1947-8-14 11998 Tehama Hwy 36 ca 1000 ft and 10-12 mi. E of Red Bluff. 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
  UC2042869  Cordylanthus tenuis subsp. viscidus Barbara Ertter 1991-9-2 10776 Tehama SW Tehama Co.: Round Valley - Paskenta Road (Route M4) 3.4 mi E of M2 junction at Government Flat, ca. 18 air miles W of Paskenta. Comment
  UC171034  Cornus greenei Mrs. C. M. Wilder 1912-6-19 Tehama Deer Creek 762 Comment
  SBBG5319  Cornus nuttallii H. and M. Dearing 1938-6-23 2104 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC2042828  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  CHSC90873  Cornus sericea subsp. sericea D. Isle 2004-7-20 166 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N. of Rd. 23N25. 1475 Comment
  CAS-BOT-BC210560  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama Along Deer Creek (State Highway 32), Potato Patch Camp Ground, Lassen National Forest Comment
  RSA397483  Cornus stolonifera J. P. Smith, T. W. Nelson, Smith 1979-6-24 10166 Tehama Yolla Bolly Quadrangle. Shasta-Trinity National Forest. Wells Creek Camp. 1311 Comment
  SBBG15974  Corydalis caseana D. Myrick 1961-6-24 358 Tehama St Hwy 36 ca. 2 mi E of Mineral 1676 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
  CHSC77766  Crassula aquatica B. Castro; L. P. Janeway 1999-5-5 925 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. 266 Comment
  JEPS88336  Crassula aquatica Vernon H. Oswald and Lowell Ahart 1996-4-15 7362 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on s. side of intermittent stream ca. 0.1 mi. e. of the lane); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC40725  Crassula connata Pauleen Broyles 1982-3-18 325 Tehama The Nature Conservancy Vina Plains Preserve. 62 Comment
  HSC1761  Crassula connata Larry Berti 1969-3-19 34 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  JEPS49994  Crassula tillaea Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  CHSC48141  Crepis occidentalis subsp. conjuncta Vernon Oswald 1986-7-24 2231 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National park. 2773 Comment
  CAS-BOT-BC290812  Crepis occidentalis subsp. pumila Douglas Barbe 1955-7-16 193 Tehama West Tehama County. Near summit of S. Yolla Bolly 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
  CHSC71049  Crucianella angustifolia Vernon Oswald; Lowell Ahart 1998-5-14 9048 Tehama Hwy. 36 between Bluff and Platina, 2.3 mi east of Vestal Rd. 2712 Comment
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Sep 11 2007
  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
  SEINET1869808  Crucianella angustifolia Barbara Ertter 1991-1 9868 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff 244 Comment
  CHSC106858  Crypsis schoenoides Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland. 152 Comment
  CHSC116166  Crypsis schoenoides Lowell Ahart 2015-6-22 20261 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC83076  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS103343  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 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
  JEPS121181  Crypsis schoenoides Lowell Ahart 2013-8-2 18979 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
  OBI71999  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake W of Orland. T23N R5W 152 Comment
  SEINET8916098  Crypsis schoenoides B. Ertter, E. Neese, L. Fujii, D. Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  CHSC41042  Crypsis vaginiflora Pauleen Broyles 1982-7-22 806 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool n of barn in south pasture. 60 Comment
  SEINET10456489  Cryptantha David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17960 Tehama 13 mi W of Mineral on CA Hwy 36. Comment
  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
  UC1010380  Cryptantha affinis Milo S. Baker and H. K. Wagnon 1953-7-12 12848 Tehama Whitlock Camp, w Tehama County Whitlock Camp 1310 Comment
  HSC82126  Cryptantha affinis Thomas W. Nelson, Jane Nelson 1979-6-25 4903 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC33157  Cryptantha crinita L. Ahart 1979-4-25 1843 Tehama Flood plain of McCoy Creek, at the intersection of McCoy Rd and Matlock LP, ca.3 mi n of Red Bluff. 110 Comment
  JEPS105599  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11634 Tehama Road 28N29; Lassen National Forest; Ishi Wilderness 1121 Comment
  UC1042338  Cryptantha crinita Lewis S. Rose 1954-4-26 54034 Tehama 1.5 mi n Red Bluff (flood bed of Dibble Creek); Dibble Creek 94 Comment
  UC1442622  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 5 mi n Red Bluff (along Dibble Creek, near road sign that reads McCory Road and Matlock LP <note inside packet, From the map this sign seems to be giving wrong info>); Dibble Creek 130 Comment
  UC1442623  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 1.5 mi n Red Bluff (along Dibble Creek, just e of e bridge of I-5 that crosses Dibble Creek); Dibble Creek 100 Comment
  CHSC68578  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south os Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  CHSC70868  Cryptantha flaccida Vernon Oswald; Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. east of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  CHSC77317  Cryptantha flaccida Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC84258  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10238 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC92803  Cryptantha flaccida John Dittes; Josephine Guardino 2005-5-11 1106 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
  JEPS122060  Cryptantha flaccida Lowell Ahart, John Dittes 2014-5-17 19502 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  UC1023450  Cryptantha hispidula Milo S. Baker 1953-5-10 12632 Tehama w of Paskenta (along the logging road near the 10 mi post) Comment
  CHSC32801  Cryptantha intermedia James D. Jokerst 1980-6-18 894 Tehama North Coast Range. 852 Comment
  CHSC77318  Cryptantha intermedia L. P. Janeway 1999-5-5 6416 Tehama Vicinity of Thomes Creek and Williams Butte. 310 Comment
  JEPS67654  Cryptantha intermedia W. L. Jepson 1932-5-9 16317 Tehama Paskenta 304 Comment
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Jul 1 2009
  CHSC80617  Cryptantha muricata var. jonesii Lowell Ahart 2001-6-14 8820 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  RSA0079378  Cryptantha muricata var. jonesii H. K. Wagnon 1953-5-9 12597 Tehama Logging road west of Paskenta in foothills at 6 mile post. Comment
  CHSC80618  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS102863  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC115550  Cryptantha torreyana var. torreyana Lowell Ahart; John Dittes 2015-8-5 20456 Tehama East Side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS124018  Cryptantha torreyana var. torreyana Lowell Ahart, John Dittes 2015-8-5 20456 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  JEPS126577  Cryptantha torreyana var. torreyana Lowell Ahart, John Dittes 2016-6-22 21025 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  CAS-BOT-BC70526  Cryptogramma cascadensis George W. Gillett 1957-8-13 1056 Tehama Brokeoff Mt. trail from Sulphur works checking station 2133 Comment
  UC1606397  Cuscuta californica Barbara Ertter, Brad Olson 1991-7-6 10455 Tehama 7.0 mi w Paskenta jct (ca 24 air mi w of Corning, Toomes Camp Road) 762 Comment
  UC980585  Cuscuta californica Milo S. Baker and H. K. Wagnon 1953-5-31 12692 Tehama near 5 mi post w Paskenta 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
  CHSC46559  Cuscuta howelliana Vernon H. Oswald 1989-7-24 3892 Tehama On the east shore of Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  UCD21118  Cuscuta howelliana Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 294 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584437; 4416064. Comment
  UCD121385  Cycladenia humilis John Thomas Howell 1960-8-19 36168 Tehama Brokeoff Mountain trail. 2682 Comment
  CHSC41043  Cynodon dactylon Pauleen Broyles 1982-6-4 697 Tehama The Nature Conservancy Vina Plains Preserve. Ca 1 km s of Lassen Road near an irrigation ditch. 66 Comment
  HSC9503  Cynodon dactylon Larry Berti 1968-11-26 Tehama Red Bluff Comment
  JEPS97312  Cynodon dactylon Vernon H. Oswald and L. Ahart 1995-6-13 6849 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, exposed rocky gravel of alluvial fan deposit. 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
  CHSC101179  Cynoglossum grande L. P. Janeway 2009-3-28 9686 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  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
  CHSC116915  Cynosurus echinatus J. P. Bergmann 2011-5-2 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  CHSC96662  Cynosurus echinatus Lowell Ahart 2007-5-8 13750 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS106324  Cynosurus echinatus Lowell Ahart 2004-6-11 11039 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC105658  Cyperus eragrostis Lowell Ahart; John Dittes 2010-10-4 17287 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
  CHSC64925  Cyperus eragrostis Vernon H. Oswald; Lowell Ahart 1995-6-13 6845 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the dry edge of the Old Hwy. Pool. 219 Comment
  CHSC88268  Cyperus eragrostis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11185 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
  HSC37461  Cyperus eragrostis J. D. Ackerman, A. Montalvo 1975-7-16 552 Tehama 3 mi. E of Trinity Co. line on Hwy. 36 Comment
  JEPS64107  Cyperus eragrostis W. L. Jepson 1927-6-25 12355 Tehama Pine Creek rd. station 60 Comment
  CHSC66214  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-6-3 7725 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC40800  Cyperus niger Pauleen Broyles 1982-7-27 814 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch s of Lassen Rd. 60 Comment
  UCD80261  Cyperus niger CNPS SN Foothill Team 2005-6-22 SNNR 0381 a Tehama USFS Lassen National Forest. 672 Comment
  CHSC65141  Cyperus squarrosus Vernon H. Oswald; Lowell Ahart 1995-7-31 7157 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd. 329 Comment
  JEPS88142  Cyperus strigosus Vernon H. Oswald and Lowell Ahart 1996-7-8 7952 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood plain of Paynes Creek e. of mouth of intermittent stream crossing the n.e. corner of parcel); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC112810  Cypselea humifusa Lowell Ahart 2013-8-8 19000 Tehama Strand of a large pond, about 100 yards west of Black Butte Road, about 200 yards north of Stony Creek, about 1/8 mile east of Black Buitte Dam. 105 Comment
  CHSC68927  Cystopteris fragilis Vernon Oswald; Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  SEINET263750  Cytisus scoparius R. J. Shaw 1993-5-23 5097 Tehama Hwy 32 at Mile Marker 12 305 Comment
  RSA268986  Damasonium californicum J. R. Reeder, C. G. Reeder 1975-6-4 6669 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  UC1025130  Danthonia californica var. americana Douglas Barbe 1955-7-16 163 Tehama sw slope of ridge leading to Ovenlid; Somerset 1767 Comment
  SEINET199014 Image available Danthonia unispicata Helen K. Sharsmith 1954-6-24 4348 Tehama Mendocino National Forest ; Southwest ridge leading to Eagle Peak one mile below summit. 1067 Comment
  UC1738944  Danthonia unispicata Dean Wm. Taylor with David C. Randall 1976-7-6 6037 Tehama Cub Creek, about 1 mile upstream from confluence with Deer Creek along Highway 32 1859 Comment
  CHSC118033  Daucus pusillus Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 197 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  RSA93140  Delphinium decorum subsp. tracyi Milo S. Baker 1953-7-12 12858 Tehama Country road: 5.1 miles above Whitle Camp in forest. Comment
  CHSC55574  Delphinium depauperatum K. R. Stern 1986-5-21 8300 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC31868  Delphinium hesperium Thomas E. Higley 1974-5-5 101 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  HSC1847  Delphinium nudicaule Larry Berti 1969-3-19 32 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  RSA93139  Delphinium nuttallianum Milo S. Baker, H. K. Wagnon 1953-6-21 12778 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  SEINET7067165  Delphinium variegatum A. G. Vestal 1947-5-2 s.n. Tehama Roadside about 13.5 miles west of Cottonwood and 0.5 mile north of Route 36. Coordinate datum: NAD27. Comment
  CDA15412  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 1998-5-1 14426 Tehama Sacramento Valley; Dry ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Perennial, with dark purple flowers. Uncommon and widely scattered here. Comment
  CHSC36366  Delphinium variegatum subsp. variegatum J. D. Jokerst 1982-4-8 1521 Tehama Along the edges of road. Highway 99 1.0 mi N of its junction with Singer Creek. Comment
  CDA14472  Delphinium variegatum subsp. variegatum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4204 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  SEINET11682821  Deschampsia danthonioides A. K. Bos 1978-1 15 Tehama ca 10 mi NE of Red Bluff 140 Comment
  CHSC65357  Deschampsia elongata Lowell Ahart 1995-10-3 7651 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
  CHSC94306  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC68811  Descurainia incana Vernon Oswald; Lowell Ahart 1997-6-10 8559 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). Edge of meadow. 1821 Comment
  SD211570  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  UC1949070  Descurainia incisa subsp. incisa Barbara Ertter with Brad Olson 1991-7-6 10426 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
  UC1037403  Dicentra formosa Douglas Barbe 1955-7-21 231 Tehama s shore Square Lake 2103 Comment
  UC2031500  Dicentra formosa Barbara Ertter with Brad Olson 1991-7-6 10373 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  UC54484  Dicentra formosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4390 Tehama near Morgan (Morgan Spring Valley); Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD95521  Dicentra formosa S. P. Lynch 1973-6-9 290 Tehama Wells Creek Campground on road to Handy Chrip Camp behind Tedoc Mountains. Comment
  CAS-BOT-BC402487  Dicentra formosa subsp. formosa John Thomas Howell 1960-8-18 36028 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS88597  Dichanthelium acuminatum subsp. fasciculatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7694 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  CHSC64247  Dichelostemma capitatum subsp. capitatum Lisa Krajcirik 1990-3-24 3 Tehama Ca. 1 mi e of Hwy 99W ca. 1000 ft n Thomes Creek. 91 Comment
  UCSB21825  Dichelostemma capitatum subsp. capitatum Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  CHSC94102  Dichelostemma congestum Lowell Ahart 2006-7-11 12957 Tehama Meadow area south of the dirt road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CDA12945  Dichelostemma multiflorum G. F. Hrusa 1996-5-2 12906 Tehama Central Valley; Near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  CHSC86561  Dichelostemma multiflorum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  UC2028133  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 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
  CAS-BOT-BC502680  Dichelostemma multiflorum Elmer I. Applegate 1928-4-25 5382 Tehama Dry roadside just north of Orland Comment
  CHSC56819  Dichelostemma volubile B. Garamendi 1974-5-11 32 Tehama Mill/Deer Creek Study Area. Peligreen Jeep Trail; 100 yds W of Black Oak Grove sign. 853 Comment
  CHSC76530  Diplacus kelloggii Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 335 Comment
  CAS-BOT-BC151754  Diplacus kelloggii Milo S. Baker; H. K. Wagnon 1953-4-26 12549 Tehama West of Paskenta near 5 mi. post Comment
  SEINET211319  Diplacus torreyi G. A. Evans 1963-1 Tehama Soda Springs Campground, approx 40 mi NE Chico, Hwy 32 914 Comment
  CHSC81260  Dipsacus fullonum Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  CHSC68974  Disporum hookeri Vernon Oswald; Lowell Ahart 1997-7-7 8698 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC13895  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-15 185 Tehama 2.3 mi ne on Kaufman Ave. from Hwy 99 (7.2 mi N of Los Molinos); 500 ft east of road in grassy cow pasture. Comment
  CHSC41085  Dodecatheon clevelandii subsp. patulum Pauleen Broyles 1982-2-2 309 Tehama The Nature Conservancy Vina Plains Preserve. Open slope ca 300 m south of Lassen Road. Comment
  JEPS97484  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald and L. Ahart 1995-2-22 6490 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  RSA189622  Dodecatheon hendersonii Noel Holmgren, James L. Reveal 1966-6-7 2652 Tehama 1 mi. west of Goverment Flat. Frequent on wooded slopes, area not long exposed from melting snowbanks. Comment
  CHSC41094  Dopatrium junceum Pauleen Broyles 1982-7-27 809 Tehama Standing or slow-moving water of irrigation ditch ca 100 m south of Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS118009  Downingia bella Lowell Ahart, John Dittes 2011-6-9 17449 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
  CHSC40710  Downingia bicornuta Pauleen Broyles 1982-4-28 478 Tehama The Nature Conservancy Vina Plains Preserve. Wallow in bed of irrigation ditch below holding dam. 65 Comment
  RSA268972  Downingia bicornuta J. R. Reeder, C. G. Reeder 1975-6-4 6674 Tehama ca. 4 miles SW of Dales, ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC54005  Downingia bicornuta var. bicornuta Vernon H. Oswald; Lowell Ahart 1991-5-9 4558 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  UC1586621  Downingia bicornuta var. bicornuta Vernon H. Oswald and Lowell Ahart 1991-5-9 4558 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, Paynes Creek Recreation Area, ca 0.5 mi sse of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC54006  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1991-5-9 4559 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. Abundant on the muddy, receding margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  CHSC55087  Downingia cuspidata L. P. Janeway 1991-5-11 3953 Tehama Battle Creek Wildlife Area. About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 169 Comment
  CHSC64607  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1995-4-17 6648 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  SEINET12318351  Downingia cuspidata A. E. Kilkenny 1978-1 19 Tehama ca 12 mi NE of Chico, 1/2 mi SE of Jct. of US 99 and Haille Rd;Richardson Springs Quadrangle 15 61 Comment
  UC1056267  Downingia ornatissima var. ornatissima Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3134 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  UC890649  Downingia ornatissima var. ornatissima Elmer I. Applegate 1928-4-25 5383 Tehama between Orland and Corning Comment
  CHSC53945  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart 1991-4-16 4501 Tehama Colyear Springs Rd, 4.0 mile west of Lowrey Rd, north of Paskenta. On the edge of the road. 332 Comment
  CHSC87236  Draba verna var. aestivalis Jenny Marr; Heidi West 1999-4-14 Tehama Vicinity of Garland Road (Newville Road), Round Valley Road, and uppermost North Fork Stony Creek. 259 Comment
  CHSC64345  Draba verna var. verna Vernon H. Oswald; Lowell Ahart 1995-3-19 6542 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e boundary just ne of the borrow pit. 219 Comment
  CHSC102799  Drymocallis glandulosa var. glandulosa Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16325 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CHSC88814  Dudleya cymosa subsp. cymosa Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 200 yds. north of Antelope Creek upper slab crossing. UTM: 10 0594992 E, 4454004 N. 476 Comment
  HSC97888  Dysphania botrys L. Ahart, John Dittes 2003-9-17 10573 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CHSC84580  Dysphania multifida Lowell Ahart; John Dittes 2003-9-17 10574 Tehama North of the road levee, about 50 yards south of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  UC1873690  Dysphania multifida Barbara Ertter 1993-11-8 12306 Tehama Tehama County River Park on east side of Sacramento river east of Corning. Comment
  CHSC95147  Dysphania pumilio R. D. Fischer 2005-9-10 848 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 8.4 miles from Hwy 32. 10.1 miles from Hwy 32. 1371 Comment
  CHSC88521  Echinochloa crus-galli 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 south bank of creek. 335 Comment
  HSC38738  Echinochloa crus-galli A. M. Montalvo, J. D. Ackerman 1975-7-17 570 Tehama 14.5 miles E of Shasta-Tehama Co. line, Hwy. 36 Comment
  HSC93246  Echinochloa crus-galli Vernon H. Oswald, L. Ahart 1996-9-4 8250 Tehama Cascade Range Foothills, along Hwy. 36 NE of Red Bluff. 183 Comment
  SEINET10564132  Echinochloa crus-galli Virginia E. Long 1931-8-14 Long 102 a Tehama Corning, Abundant in drainage ditch along highway. Common in rice fields. 79 Comment
  CHSC117403  Eclipta prostrata B. Castro; L. Janeway 2015-7-13 2102 Tehama Sacramento Valley. In Elder Creek channel, ca 3.6 air mi upstream (NW) of its confluence with the Sacramento River and 280 ft W of the Hwy 99W bridge in rural residential area. 76 Comment
  CHSC40809  Elatine heterandra Pauleen Broyles 1982-5-21 647 Tehama 60 Comment
  CAS-BOT-BC113742  Eleocharis acicularis Philip Alexander Munz 1951-7-26 16952 Tehama On sandy lake shore, Square Lake, n. base of South Yolla Bolly Pk. 2133 Comment
  SEINET13710131  Eleocharis atropurpurea Lowell William Ahart, Lowell William Ahart 2003-1 10600 Tehama E of Hwy 99 about 5 Air Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 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
  CHSC57534  Eleocharis macrostachya W. F. Treat 1974-4-24 23 Tehama Road ditch on s side of Haille Road, ca. 0.4 mi w of Junction Hwy 99. 57 Comment
  CHSC80094  Eleocharis macrostachya L. P. Janeway 2000-5-16 6730 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  CHSC66889  Eleocharis montevidensis Vernon H. Oswald 1996-9-4 8271 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC84266  Eleocharis parishii Lowell Ahart; John Dittes 2003-6-11 10269 Tehama Seep 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
  JEPS106246  Eleocharis parishii Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11182 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
  JEPS121987  Eleocharis parishii Lowell Ahart, John Dittes 2014-5-16 19487 Tehama About 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  JEPS66416  Eleocharis radicans L. R. Heckard and P. Rubtzoff 1971-7-31 267 B Tehama just NE of Red Bluff (land-locked lagoon off the Sacramento River) Comment
  CHSC115847  Eleocharis suksdorfiana Lowell Ahart; John Dittes. 2015-8-6 20502 Tehama Bog on the south side of the small stream, about 100 yardseast of the spring, east of the camping area, west side of Childs Meadow, 0.67 a-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt, 10.41 air-miles south of Lassen Peak. 1498 Comment
  UCD61269  Eleusine indica N. Macleod 1950-1 Tehama Tehama Co. Comment
  SD131801  Elodea canadensis L. R. Heckard, P. Rubtzoff 1971-7-31 2680 Tehama In shallow water of lagoon off the Sacramento River, just northeast of Red Bluff. Comment
  UCD62810  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Sulphur Works Checking Station. Lassen Volcanic National Park. 2011 Comment
  RSA93416  Elymus X hansenii M. S. Baker, H. K. Wagnon 1953-6-20 12746 Tehama Logging rd. West of Paskenta near 10 mi. post serpentine area Comment
  CHSC80725  Elymus caput-medusae Lowell Ahart 2001-6-8 8805 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS122130  Elymus caput-medusae Lowell Ahart, John Dittes 2014-5-16 19491 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CAS-BOT-BC227932  Elymus elymoides John Thomas Howell 1960-8-19 36165 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  UCD61491  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain. 2465 Comment
  UCD61528  Elymus elymoides R. Tofsrud 1949-5-29 Tehama Diamond Range. Comment
  UC1584315  Elymus elymoides subsp. elymoides B. Adamson 1981-7-1 19 Tehama Round Mtn. 1524 Comment
  HSC9720  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama Paine's Creek, 2l miles W of Mineral Comment
  UC1131681  Elymus glaucus H. S. Yates 1936-8-12 6096 Tehama 2 mi w Mineral Summit Comment
  UC523870  Elymus glaucus C. R. Ball 1932-7-23 657 B Tehama 21 mi w Mineral; Paine Creek Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 Comment
  UC1609508  Elymus sierrae Vernon H. Oswald and Lowell Ahart 1993-9-2 5912 Tehama ca 20 air mi nw Paskenta, (ridge running e from Mt. Linn, n slope of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  UCD62737  Elymus trachycaulus subsp. subsecundus J. I. Mallory 1957-8-28 172 Tehama 1/4 mile west-southwest of Mill Creek Store, Lassen National Forest. 1402 Comment
  JEPS96673  Elytrigia elongata Dean W. Taylor 1997-6-9 16118 A Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 1996 Comment
  UC1010356  Emmenanthe penduliflora Keith Wagnon 1953-5-3 12664 Tehama West of Paskenta (along logging road) Comment
  CDA38078  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CHSC88256  Epilobium ciliatum subsp. ciliatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11199 A 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
  JEPS104061  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2003-8-23 10528 Tehama Meadow, ca 80 yd se of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  UC1037388  Epilobium ciliatum subsp. glandulosum Douglas Barbe 1955-7-21 233 Tehama w and s shores Square Lake (w Tehama Co.) 2103 Comment
  CHSC43398  Epilobium cleistogamum Lowell Ahart 1978-5-23 1736 Tehama On the bottom of a vernal pool, near the edge of Foothill Road, about 4 miles east of Red Bluff. 67 Comment
  UCD21182  Epilobium cleistogamum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-11 357 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  JEPS95477  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  UC575019  Epilobium glaberrimum subsp. glaberrimum C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UCD106320  Epilobium glaberrimum subsp. glaberrimum Dean W. Taylor 1976-7-7 6020 Tehama Highway 32 in canyon of Deer Cr. near Alder Cr. campground approx. 7.8 miles west of jct. with Highway 89. 1173 Comment
  UC1019544  Epilobium hallianum Louise Kellogg 1952-7-15 54 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges Mendocino National Forest, Boswell Ridge 2133 Comment
  RSA66993  Epilobium hornemannii subsp. hornemannii P. A. Munz 1951-7-25 16880 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  RSA90799  Epilobium minutum Milo S. Baker, H. K. Wagnon 1953-6-21 12767 Tehama Logging road west of Paskenta near Henderson s Canyon and 18 mi. post 1524 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
  JEPS119868  Epilobium pallidum Lowell Ahart 2012-6-2 18145 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS38213  Epilobium pallidum Mrs. S. A. Long 1938-5-16 Tehama betw. Red Bluff and Henleyville Comment
  CDA38097  Epilobium torreyi L. Ahart, J. Dittes 2003-6-11 10248 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
  CHSC96654  Epilobium torreyi Lowell Ahart 2007-5-8 13738 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
  UCD135306  Equisetum arvense P. Thompson 1996-4-28 45 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  JEPS127255  Equisetum hyemale subsp. affine Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20696 Tehama About 100 yards west of Bg Leaf Pool, about 1 1/2 miles by trail to Highway 32. Comment
  CHSC69652  Equisetum laevigatum Vernon Oswald; Lowell Ahart 1997-9-9 8862 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  CAS-BOT-BC204515  Eragrostis cilianensis J. H. Thomas 1965-8-13 11433 Tehama In the center of Corning Comment
  CDA13582  Eragrostis cilianensis G. F. Hrusa 1996-8-17 13506 Tehama Sacramento Valley; Annual, uncommon in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  JEPS68589  Eragrostis cilianensis Chas. B. Weeks before Oct. 1913 Tehama Red Bluff Comment
  JEPS95705  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
  CHSC66591  Eragrostis pectinacea var. pectinacea Vernon H. Oswald; Lowell Ahart 1996-7-8 7991 Tehama Cascade Range Foothills. Hwy. 36 NE of Red Bluff near Hog Lake. On the E edge of Hwy. 36 ca. 0.7 mi SW of the parking lot at Hog Lake Plateau. 274 Comment
  JEPS88133  Eragrostis pectinacea var. pectinacea Vernon H. Oswald and Lowell Ahart 1996-7-8 7991 Tehama Hwy. 36 n.e. Red Bluff (near Hog Lake, e. edge of Hwy. 36 ca. 0.7 mi. s.w. of the parking lot at Hog Lake Plateau); Cascade Range Foothills 274 Comment
  UC1950184  Eragrostis pilosa var. pilosa Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  HSC4048  Eremogone congesta Louise Kellogg 1952-7-17 74 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CHSC61764  Ericameria greenei Vernon H. Oswald; Lowell Ahart 1993-9-2 5897 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CHSC35638  Ericameria linearifolia R. E. Preston 1982-4-6 222 Tehama Ca. 1/2 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. Comment
  CHSC56523  Ericameria nauseosa var. speciosa Steven Triano 1988-9-18 254 Tehama Adjacent to mixed conifer forest community along Hwy. 32 ca 36.7 mi n of its jct. with Hwy. 99. 1219 Comment
  CHSC61401  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1993-8-18 5833 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conrad, near the south boundary of the park. 2490 Comment
  UC87262  Ericameria nauseosa var. speciosa T. S. Brandegee 1892-9-20 Tehama Yolla Bolly Mt. Comment
  CAS-BOT-BC294311  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama Lassen Volcanic National Park. 1/2 mi. se. of Sulphur Works 2133 Comment
  CAS-BOT-BC296804  Erigeron divergens Homer Miller 1917-5-1 s.n. Tehama Mountains of Tehama Co. Comment
  CAS-BOT-BC295155  Erigeron inornatus H. F. Copeland 1920-7-17 102 Tehama On Butt Mt. 1828 Comment
  HSC82446  Erigeron inornatus var. inornatus Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5051 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. NW of Regan Meadow 1433 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
  SJSU6612  Erigeron lassenianus C. W. Tilden 1960-6-26 1484 Tehama Wilson Lake, northwestern Tehama County 1524 Comment
  JEPS94527  Erigeron lassenianus var. lassenianus Vernon Oswald and Lowell Ahart 1997-6-10 8557 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  CHSC64943  Erigeron reductus var. angustatus Vernon H. Oswald; Lowell Ahart 1995-7-12 7028 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
  HSC73381  Eriodictyon californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 113 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  OBI77061  Eriodictyon californicum Anthony Baniaga 2011-6-3 300 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1060 Comment
  UC704293  Eriodictyon californicum Frank A. Pitelka 1943-6-15 199 Tehama two mi se Beegum; se of Beegum 502 Comment
  CAS-BOT-BC248817  Eriogonum compositum var. compositum James R. Shevock 1985-6-22 11242 Tehama Mendocino National Forest. Along forest road M-2, just north of Government Flat Campground 1752 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
  RSA66987  Eriogonum compositum var. compositum P. A. Munz 1951-7-25 16889 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC78887  Eriogonum dasyanthemum 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
  UC1618385  Eriogonum dasyanthemum Barbara Ertter 1991-9-2 10792 Tehama 8 air mi w of Paskenta (8.8 mi w of Newville Road jct, Round Valley - Paskenta Road (Rt M4)); Round Valley - Paskenta Road 914 Comment
  UC1949064  Eriogonum dasyanthemum Barbara Ertter with Brad Olson 1991-7-5 10321 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  UC85723  Eriogonum dasyanthemum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  CAS-BOT-BC242622  Eriogonum dasyanthemum Catherine Best 1992-7-14 1392 Tehama At the edge of the road on the Mendocino Pass Road about 4 air miles west of Paskenta Comment
  RSA666422  Eriogonum dasyanthemum Barbara J. Ertter 1991-9-2 10792 Tehama Round Valley - Paskenta road (Rt M4) 8.8 miles west of Newville Road junction, ca. 8 air miles SW of Paskenta 915 Comment
  RSA756705  Eriogonum dasyanthemum Barbara J. Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  UC1950093  Eriogonum dasyanthemum Barbara Ertter 1991-9-2 10791 Tehama Round Valley- Paskenta road (Rt M4) 12.2 mi W of Newville Road jct, ca 9 airmiles WSW of Paskenta Comment
  NY323374  Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386.8 Comment
  CHSC85275  Eriogonum lobbii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 809 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake; downslope of trail. 2147 Comment
  CHSC75518  Eriogonum luteolum var. luteolum G. F. Hrusa 1996-8-17 13509 Tehama On edges of dry, gravelly creekbed of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 200 Comment
  CHSC95195  Eriogonum marifolium R. D. Fischer 2005-8-1 842 Tehama Cascade Range High in Lassen National Volcanic Park. Specimen found along Ridge Lake Trail out of Sulfur Works. 1981 Comment
  HSC74855  Eriogonum nudum var. nudum J. P. Smith, Thomas W. Nelson 1978-7-22 10024 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS87368  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1993-9-2 5919 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2316 Comment
  UCR265187  Eriogonum nudum var. pubiflorum Barbara Ertter, Brad Olson 1991-7-4 10184 Tehama Toomes Camp Road (Mendocino Forest Road 23N01), 5.3 mi west of Paskenta, c. 22 air miles west of Corning 457 Comment
  CAS-BOT-BC269974  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta road 0.3 miles beyond Anthony Peak road junction, Mendocino National Forest, just within western boundary of Tehama County 1524 Comment
  CAS-BOT-BC269976  Eriogonum spergulinum var. reddingianum Catherine Best 1992-7-14 1388 Tehama On the Mendocino Pass Road near the Tehama Co. Mendocino Co. line 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
  JEPS76261  Eriogonum strictum var. greenei Todd Keeler-Wolf 1977-9-10 662 Tehama upper e-facing slopes of Mt. Linn South Yolla Bolly Mountains, Mt. Linn 2377 Comment
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Jul 23 2009
  UC1735890  Eriogonum tripodum Dean W. Taylor 1992-6-18 12805 Tehama Valentine Ridge, along Forest Road 25N01 Comment
  JEPS96718  Eriogonum umbellatum var. smallianum Dean W. Taylor 1997-7-9 16129 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CAS-BOT-BC262201  Eriogonum ursinum Alice Eastwood 1912-8-22 1789 Tehama Trail from Morgans Springs to Sulphur Works, Lassen Butte Region Comment
  CHSC77781  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 1999-6-3 960 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. At creek edge on high W-facing shaley bank in side cyn. 356 Comment
  CHSC78888  Eriogonum wrightii var. trachygonum Vernon H. Oswald 2000-9-23 9966 Tehama Hwy 36 west of Red Bluff between Vestal Rd and Platina. 393 Comment
  CHSC90910  Eriophyllum lanatum Niall F. McCarten; Roxanne L. Bittman 1986-6-14 5356 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. South of confluence of Thomes and McClure Creeks. Comment
  UCD80056  Eriophyllum lanatum CNPS SN Foothill Team 2005-5-10 SNFN 0163 b Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 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
  CDA5418  Eriophyllum lanatum var. grandiflorum L. Ahart 2001-6-8 8761 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC102455  Eriophyllum lanatum var. grandiflorum L. P. Janeway 2009-6-21 9821 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
  JEPS97448  Erodium brachycarpum Vernon H. Oswald and L. Ahart 1995-3-6 6516 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 750 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 228 Comment
  UC1023473  Erodium brachycarpum Milo S. Baker and H. K. Wagnon 1953-5-31 12728 Tehama a few mi e Paskenta (along highway from Corning, w Tehama County) Comment
  HSC35359  Erodium cicutarium R. M. Sullivan 1975-5-4 54 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  RSA424710  Erodium moschatum Aaron Liston, M. Blumler 1987-4-24 656 -2 Tehama Hwy 36 between Dales and Paynes Creek; 1.9 miles E of Dales. Comment
  CDA15434  Eryngium castrense G. F. Hrusa, J. Hart 1998-5-1 14422 Tehama Sacramento Valley; Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC113319  Eryngium castrense Lowell Ahart; John Dittes 2014-5-18 19525 Tehama Bottom of a small drainage, on the north side of the poor dirt road, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  CHSC66552  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1996-7-8 7988 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 265 Comment
  JEPS122050  Eryngium castrense Lowell Ahart, John Dittes 2014-5-18 19525 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  JEPS96066  Eryngium castrense Vernon H. Oswald and Lowell Ahart 1996-7-8 7988 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UC735032  Eryngium castrense Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3201 Tehama 1 mi. w. Corning (Sacramento Valley); Sacramento Valley 91 Comment
  SEINET10448340  Erysimum capitatum Mary Susan Taylor 1975-7-17 Taylor 858 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
  SEINET14063517 Image available Erythranthe Leila M. Shultz 1990-1 11317 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CAS-BOT-BC153875  Erythranthe glaucescens Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Foothill Road 70 Comment
  CHSC118052  Erythranthe guttata Daphne K. Christopher; Lowell Ahart, John Dittes and Hanna Stevens 2003-4-17 190 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC32877  Erythranthe guttata Louis Heinrich 1980-4-19 5 Tehama S side of Battle Creek, .7 mi e of Jerry's Ferry Rd. 106 Comment
  CHSC84389  Erythranthe guttata Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10535 Tehama Along and in a small streamlet, on both sides of the trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. 2118 Comment
  CHSC89841  Erythranthe guttata B. Castro; Shirley Innecken 2001-6-11 1266 Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  UC2046331  Erythranthe guttata Barbara Ertter with James Shevock 1993-4-30 11639 Tehama Jellys Ferry Road ca. 1 mile SE of Battle Creek, ca. 12 air miles north of Red Bluff. Comment
  SEINET14046053 Image available Erythranthe guttata Louise Kellogg 1952-1 62 Tehama North Coast Ranges, Mendocino National Forest, Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  CHSC87324  Erythranthe latidens Lowell Ahart 2004-4-29 10785 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
  CHSC26710  Erythranthe microphylla Hayes 1978-4-8 148 Tehama Leininger road vernal pools, north pool, approx. .8 mi ne of Hwy 99 on Lassen-Leininger road. 40 Comment
  CHSC42217  Erythranthe nasuta Karen Hamilton 1986-3-22 11 Tehama 137 Comment
  CHSC31485  Erythronium californicum S. Horner 1979-4-19 479 Tehama Just sw of Saddle Camp. Shasta-Trinity NF/Ylla Bolla RD. 990 Comment
  JEPS21008  Eschscholzia caespitosa W. L. Jepson 1899-4-27 Tehama Salt Gulch Greasewood Hills, drainage of the Cold Fork of Cottonwood Cr (e foothills of Yollo Bolly Range) 609 Comment
  HSC95766  Eschscholzia californica Laura Hagenauer 2002-4-6 23 Tehama Across the road from the Hogg Lake Botanical Preserve 268 Comment
  CHSC55511  Eschscholzia lobbii Vivian L. Long 1991-4-4 3 Tehama Ca. 10 m from w side of road, Hwy A6, 1.6 km from junction of Hwy 36 and A6. 203 Comment
  CHSC57480  Eschscholzia lobbii B. G. Clark 1987-4-6 19 Tehama 20 yds north of rd on rocky basalt flat. 8.4 mi east of Hogsback Rd, approx 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 304 Comment
  JEPS22640  Eschscholzia lobbii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6296 Tehama about 2 mi w Kirkwood (about 1/2 mi w of U.S. Hwy 99, about 7 mi s of Corning, lower portions of plains); Kirkwood plains 73 Comment
  HSC16774  Eschscholzia lobbii John L. Heywood, D. H. Norris 1968-3-31 1873 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CAS-BOT-BC310407  Eucephalus breweri John Thomas Howell 1960-8-19 36132 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  SEINET10973063  Euphorbia albomarginata David B. Dunn 1971-8-15 Dunn 18165 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  SEINET10453766  Euphorbia hooveri Mary Susan Taylor 1980-1 Tehama Comment
  CDA33320  Euphorbia oblongata Ed Finley & Dave Stoffel 2010-5-5 PDR# 1303787 Tehama In the vicinity of Los Molinos. In a field south of North Fork Mill Creek near Fox Street, west of State Route 99. 0 Comment
  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
  CHSC115533  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20407 Tehama Along dirt road leading to the edge 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
  UCD132328  Euthamia occidentalis Collector Unknown 1978-9-25 s.n. Tehama 2 miles south of the town of Tehama. Comment
  UCD80549  Festuca occidentalis CNPS SN Foothill Team 2005-6-22 SNNR 0419 b Tehama USFS Lassen National Forest, between Big Dry Creek and FR28N29, near the Ishi Wilderness boundary. 1118 Comment
  UCD80550  Festuca occidentalis CNPS SN Foothill Team 2005-7-1 SNNR 0492 e Tehama USFS Lassen National Forest, ca. 1/4 mile south of Lassen Trail trailhead. 1171 Comment
  JEPS122131  Festuca perennis Lowell Ahart, John Dittes 2014-5-16 19490 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD66279  Festuca roemeri J. M. Tucker; L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1920 Comment
  UCSB63929  Festuca temulenta Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy 36 NE of RedBluff; T28N R3W SW1/4 SW1/4 Sect. 13; Cascade Range Foothills; Hog Lake Plateau 198 Comment
  CAS-BOT-BC447522  Fragaria virginiana var. platypetala Elizabeth McClintock; Wayne Roderick; Martha Roderick 1902-9-12 s.n. Tehama Road to Mumbo basin, Trinity Mts. 1889 Comment
  HSC71864  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson 1980-6-22 5785 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  CAS-BOT-BC53828  Frangula californica subsp. tomentella M. B. Kildale 1926-9-11 2714 Tehama Paynes Creek - 24 miles east of Red Bluff 365 Comment
  CHSC64986  Frangula purshiana Vernon H. Oswald; Lowell Ahart 1995-7-12 7055 Tehama High North Coast Ranges. W of Red Bluff and S of Platina at Beegum Creek on Forest Road 28N36 between Tedoc Gap and Stuart Gap. 1139 Comment
  HSC59868  Frangula rubra J. P. Smith, J. O. Sawyer 1971-5-22 4650 Tehama 22 mi. W of Mineral, along Hwy. 36 Comment
  RSA21709  Fremontodendron californicum Carl B. Wolf 1937-8-7 9069 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 8 mi above Paynes Creek PO 915 Comment
  RSA40415  Fremontodendron californicum Philip A. Munz 1948-8-12 12343 Tehama Hwy 36 east of Red Bluff. 1098 Comment
  UC871661  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama ridge w of Paynes Creek 548 Comment
  CHSC49443  Fremontodendron californicum subsp. californicum Vernon Oswald 1985-5-11 1752 Tehama Hwy 32 6 mi e of Paynes Creek. 914 Comment
  CHSC79844  Fremontodendron californicum subsp. californicum L. P. Janeway; B. Castro 2000-4-22 6682 Tehama High Cascade Range. Along Ponderosa way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 Comment
  CHSC80287  Fremontodendron californicum subsp. californicum L. P. Janeway 1999-6-19 6471 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  CHSC33763  Fritillaria glauca W. Dempsey 1980-7-5 Tehama Mount Linn, South Yolla Bolly area. 2286 Comment
  CHSC25024  Fritillaria recurva Bob Garamendi 1974-5-12 60 Tehama Mill/Deer Creek Study Area, 1/2 mi nw of Cedar Spring on Ponderosa Way. 1097 Comment
  CHSC75321  Fritillaria recurva Vernon H. Oswald; Lowell Ahart 1999-4-21 9697 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 822 Comment
  CAS-BOT-BC508140  Fritillaria recurva A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  JEPS13254  Galium ambiguum subsp. ambiguum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5306 Tehama summit Snake Ridge; watershed between Thomes Creek and Sacramento Valley 1889 Comment
  JEPS101442  Galium ambiguum var. ambiguum Dean W. Taylor 1997-7-9 16115 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  JEPS52792  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3995 Tehama Toomes Camp Rd w Paskenta 701 Comment
  CHSC61438  Galium bifolium Vernon Oswald; Lowell Ahart 1993-8-18 5817 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2200 Comment
  UC1023443  Galium bifolium Milo S. Baker and H. K. Wagnon 1953-7-12 12886 Tehama 6.1 mi from Whitlock Camp (w Tehama Co.) 1828 Comment
  JEPS52656  Galium bolanderi Lauramay T. Dempster 1964-7-25 4051 Tehama Hwy 32 at south crossing of Dear Creek (2 1/2 mi sw of Potato Patch Campground, steep n-facing slope) 983 Comment
  JEPS52689  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4008 Tehama on White Rock rd. 0.3 mi from Hwy 36 (w of Harrison Gulch Ranger Station) 609 Comment
  UC1245131  Galium grayanum J. M. Tucker and L. K. Mann 1959-7-19 3541 Tehama at summit South Yolla Bolly Mountain 2465 Comment
  UC1362412  Galium grayanum F. Ehrendorfer 1959-7-19 5933 Tehama South Yollo Bolly Mountain North Coast Ranges 2346 Comment
  CHSC61705  Galium grayanum var. grayanum Vernon H. Oswald; Lowell Ahart 1993-9-2 5906 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  RSA67148  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16931 Tehama E slope of S Yolla Bolly. 2348 Comment
  UC1037455  Galium grayanum var. nanum Douglas Barbe 1955-7-16 176 Tehama e ridge leading to summit South Yolla Bolly Mt. 2286 Comment
  SEINET884351 Image available Galium grayanum var. nanum F. Ehrendorfer 1959-1 5933 Tehama North Coast Ranges, south Yollo Bolly Mountains 2346 Comment
  UCD121794  Galium hypotrichium Dean W. Taylor 1976-7-9 6045 Tehama Headwaters of Cub Cr. 1859 Comment
  HSC75060  Galium mexicanum var. asperulum J. P. Smith, Thomas W. Nelson 1978-7-22 10050 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CDA6661  Galium parisiense L. Ahart, J. Dittes 2003-6-11 10258 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
  CHSC84303  Galium parisiense Lowell Ahart; John Dittes 2003-6-11 10258 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
  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
  RSA718783  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km NE of the upper northern tip of Cohasset Ridge. 1109 Comment
  CAS-BOT-BC199061  Garrya congdonii R. Bacigalupi 1934-5-29 2411 Tehama On Paskenta Grade, along road from Paskenta to Covelo Comment
  CHSC86550  Garrya congdonii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  UC1010355  Garrya congdonii Keith Wagnon 1953-5-10 12611 Tehama 10 mi w Paskenta (below logging road) Comment
  UC412939  Garrya congdonii W. W. Mackie Oct 1902 Tehama w of Paskenta Comment
  UC556437  Garrya congdonii Rimo Bacigalupi 1934-5-29 2411 Tehama Paskenta grade; along road from Paskenta to Covelo Comment
  UCD121085  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 703 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  UCD121086  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 704 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  OBI77045  Garrya fremontii Anthony Baniaga 2011-6-3 304 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1072 Comment
  SEINET516281  Garrya fremontii Vernon H. Oswald 1997-5-7 8406 Tehama Intersection of Hwys. 36 and 32 between Chester and Childs Mdws. 1420 Comment
  CHSC41050  Gastridium phleoides Pauleen Broyles 1982-5-26 665 Tehama The Nature Conservancy Vina Plains Preserve. Ca. .5 km s of Lassen Road. 66 Comment
  CHSC67318  Gastridium phleoides James D. Jokerst 1983-5-18 1772 Tehama Wurlitzer Ranch E of Meridian Rd., plains between Zimmershed and Pine creeks ca. 0.5 mi W of the powerline. Comment
  CHSC80122  Gastridium phleoides L. P. Janeway; B. Castro 2000-5-9 6712 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC80719  Gastridium phleoides Lowell Ahart 2001-6-8 8801 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CAS-BOT-BC282597  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi. post 243 Comment
  CHSC90886  Gayophytum Niall McCarten; Roxanne Bittman 1986-6-15 5441 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 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
  RSA144903  Gayophytum diffusum subsp. diffusum J. W. MacSwain 1959-8-12 59 -150 Tehama Tehama County: Childs Meadow, along State Hwy 89 Comment
  UCR130072  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6901 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC44217  Gayophytum humile Vernon Oswald 1988-6-27 3516 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC702889  Gayophytum humile Alice Eastwood and John Thomas Howell 1941-7-9 9737 Tehama between Log Spring and Government Flat; Log Spring Ridge 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
  CHSC65962  Geranium molle Vernon H. Oswald; Lowell Ahart 1996-4-23 7421 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red bluff. Cascade Range Foothills. Locally abundant in upland along the W shore of Hog Lake. 265 Comment
  JEPS94588  Geum macrophyllum Vernon Oswald and Lowell Ahart 1997-7-7 8709 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, e of Rat Trap Gap, n side of Wilderness) 1524 Comment
  CHSC90408  Gilia capitata Niall McCarten 1986-6-16 5468 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29. Overlid, 0.5 mi. due south of Browns Camp, 1 mi. east of Ides Cove Trailhead. Comment
  SD211656  Gilia capitata subsp. capitata Barbara Ertter 1991-5-18 9844 Tehama Rosewood Ranch on Salt Creek, ca. 17 airmiles westnorthwest of Red Bluff, ca. 0.5 mile south of Highway 36 along creek. 244 Comment
  UC703022  Gilia capitata subsp. capitata Alice Eastwood, John Thomas Howell 1941-7-9 9819 Tehama Government Flat Comment
  CHSC96535  Gilia capitata subsp. pedemontana Lowell Ahart 2007-5-8 13761 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  UCR11252  Gilia tricolor Wm. Horn Jr. 1967-4-9 670409 2 Tehama Adobe Rd., 3 mi north of Wm. B. Ide Adobe [State Park, Red Bluff] 122 Comment
  UC2028346  Gilia tricolor subsp. diffusa Barbara Ertter 1991-5-19 9875 Tehama 14.5 mi W of Red Bluff on Highway 36, next Baxter Road junction Comment
  CHSC96663  Gilia tricolor subsp. tricolor Lowell Ahart 2007-5-8 13739 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  UC589690  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama on Paskenta - Covelo Road six mi w Paskenta; w of Paskenta Comment
  RSA125977  Githopsis diffusa subsp. robusta E. K. Balls 1957-5-24 22540 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  CHSC117152  Githopsis specularioides Lowell Ahart; John Dittes 2016-6-22 21041 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
  CHSC64608  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1995-4-25 6690 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. 204 Comment
  UC1618269  Githopsis specularioides Barbara Ertter 1991-5-18 9846 a Tehama Rosewood Ranch on Salt Creek ca. 17 airmi. w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Salt Creek, Rosewood Ranch 259 Comment
  SEINET10464590  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama Howard Wurlitzer Ranch, north side of Zimmershed Creek, about 2 air miles east of Meridaian Road, about 11 air miles north of Chico. T24N R1E SW 1/4 Sec 28 122 Comment
  CHSC96614  Glyceria declinata Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13608 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
  CAS-BOT-BC282734  Glyceria elata P. A. Munz 1951-7-25 16846 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC85282  Glyceria elata John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 792 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  UCD85127  Glyceria elata J. I. Mallory 1957-8-30 175 Tehama 2 miles southwest of Mineral. 1554 Comment
  CDA28227  Glyceria elata B. Stroup Tehama 0 Comment
  CHSC94364  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS34005  Gnaphalium palustre W. L. Jepson 1927-6-25 12353 Tehama Pine Creek road station; dry bed of winter runlet 60 Comment
  SEINET12765097  Gnaphalium palustre Vernon H. Oswald 1996-6-3 7692 Tehama BLM parcel along Hwy 36 ne of Red Bluff. Cascade Range foothills.; 0 104 Comment
  CHSC105523  Gnaphalium stramineum Lowell Ahart; John Dittes 2010-7-17 16871 Tehama On dry red soil, about 200 yards southwest of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 816 Comment
  CHSC94553  Goodyera oblongifolia Lowell Ahart 2006-9-9 13262 Tehama Near a bog, about 75 yards east of the dirt road, about 220 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CDA15433  Gratiola ebracteata G. F. Hrusa, J. Hart 1998-5-1 14437 Tehama Sacramento Valley; On ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC79828  Gratiola ebracteata L. P. Janeway; B. Castro 2000-5-11 6717 Tehama Vicinity of Rice Creek, west Hwy I-5. 96 Comment
  HSC93483  Gratiola ebracteata G. Fred Hrusa 1998-5-10 14437 Tehama Coyote Creek Conservation Area: ridge above Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 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
  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
  CAS-BOT-BC304914  Grindelia hirsutula Alice Eastwood 1912-8-22 s.n. Tehama Payne Creek, Lassen Butte Region Comment
  CAS-BOT-BC123690  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC101386  Harmonia stebbinsii David Isle 1992-5-24 1568 Tehama Mendocino National Forest; Thomes Creek Watershed. 9.25 miles above Paskenta Store; north of M-2 (23N01.3); about 0.1 mile above MNF boundary; about 1.6 mile above Beehive Flat. 853 Comment
  JEPS76680  Hastingsia alba L. R. Heckard 1972-6-18 2982 Tehama n Tedoc Mountain (along Wells Creek); Wells Creek 883 Comment
  CHSC88581  Hastingsia serpentinicola L. P. Janeway 2001-6-10 7132 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  CDA42844  Hedypnois cretica L. Ahart, John Dittes 2011-6-9 17462 Tehama On the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. Comment
  CDA6445  Helenium bigelovii L. P. Janeway 2001-7-29 7396 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  UCR130073  Helenium bigelovii George K. Helmkamp, E. A. Helmkamp 2001-7-7 6900 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
  OBI55506  Helenium bigelovii David J. Keil, Kathleen Keil 1992-7-25 23595 Tehama Lassen NF along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  UC54092  Helianthella californica subsp. nevadensis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4411 Tehama near Morgan; Mill Creek Canyon 1524 Comment
  UC1037467  Helianthella californica subsp. nevadensis Douglas Barbe 1955-7-17 216 Tehama on county road 1 mi e Howell Camp 1889 Comment
  CAS-BOT-BC314823  Helianthella californica var. nevadensis John Thomas Howell 1960-8-21 36289 Tehama Morgan near Lassen Volcanic Ntional Park 1463 Comment
  CHSC78606  Helianthus annuus Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  CAS-BOT-BC305585  Helianthus bolanderi H. M. Hall; E. B. Babcock 1903-7-1 4399 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon). Morgan Springs 1524 Comment
  CHSC80594  Helianthus bolanderi Vernon H. Oswald; Lowell Ahart 2001-6-5 10041 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  CAS-BOT-BC305659  Helianthus ciliaris Brandt 1936-11-1 s.n. Tehama 4 mi. s. of Red Bluff on S. P. right of way Comment
  JEPS102665  Helianthus exilis Lowell Ahart 2001-6-14 8821 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CHSC76340  Heliotropium curassavicum B. Castro; L. P. Janeway 1999-6-21 993 Tehama About 21 air miles W of Red Bluff just SW of Cobb Flat, on S edge of Pettyjohn Rd, between road and Guyre Creek. Roadside. 426 Comment
  JEPS121182  Heliotropium curassavicum var. oculatum Lowell Ahart 2013-8-2 18973 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
  CHSC66306  Heliotropium europaeum Vernon H. Oswald 1996-7-4 7750 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. On the bed of the creek. 146 Comment
  CHSC83097  Heliotropium europaeum Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10007 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  JEPS103458  Heliotropium europaeum Lowell Ahart 2002-11-4 10007 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  UCR108221  Heliotropium europaeum L. C. Wheeler 1958-7-31 7358 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  UC1950148  Heliotropium europaeum Barbara Ertter 1991-5-18 9864 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 along creek Comment
  JEPS13513  Hemizonella minima Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5344 Tehama 20.8 mi n Paskenta; Mendocino National Forest, Cold Spring Camp 1859 Comment
  CAS-BOT-BC313471  Hemizonella minima Alice Eastwood; John Thomas Howell 1941-7-9 9762 Tehama Log Spring Ridge betwen Log Spring and Government Flat Comment
  CHSC48162  Hemizonia congesta subsp. clevelandii V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3366 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct. with M4. 377 Comment
  CHSC81244  Hemizonia congesta subsp. clevelandii Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 Comment
  RSA666354  Hemizonia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 miles SW of Paskenta on road over Mendocino Pass to Round Valley, 2.3 miles SW of Newville Road jct. Comment
  CHSC82320  Herniaria hirsuta subsp. hirsuta Lowell Ahart 2002-4-27 9549 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, along the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CAS-BOT-BC388508  Herniaria hirsuta var. cinerea John Thomas Howell 1955-6-12 30314 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  CHSC102474  Herniaria hirsuta var. hirsuta L. P. Janeway 2009-6-21 9810 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
  CHSC115234  Herniaria hirsuta var. hirsuta B. Castro 2015-6-29 2040 Tehama Sacramento Valley. North side of Elder Creek channel, California 1.5 air miles Northwest of its confluence with the Sacramento River and 0.6 air miles East of the San Benito Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  UCD80461  Herniaria hirsuta var. hirsuta CNPS SN Foothill Team 2005-6-27 SNNR 0455 a Tehama USFS, Lassen National Forest. 923 Comment
  JEPS113126  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
  SEINET11839695  Hesperevax caulescens R. A. Schlising 1976-1 3173 Tehama SE of Vina, along Keefer Road, ca 0.25 mi N of junction with Lassen Road & Rt. 99 Comment
  CHSC48461  Hesperochiron pumilus Vernon Oswald 1986-3-27 1060 Tehama Belle Mill (Hogsback) Rd. 1.2 mi w of Finley Lake, 0.1 mi e of Lassen National Forest boundary. 792 Comment
  JEPS87191  Hesperochiron pumilus Vernon H. Oswald and Lowell Ahart 1992-5-6 4935 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between hwy and fence line) immediately s of Wilson Lake Rd., County Rd 769, Forest Rd 29N63); County Rd 769, Forest Rd 29N63, Hwy 36 1484 Comment
  CHSC80394  Hesperolinon micranthum Caroline Warren; Joyce Lacey-Rickert, Natalie Wight 1998-7-2 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  CHSC86572  Hesperolinon micranthum L. P. Janeway 2003-6-14 7841 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  CAS-BOT-BC167466  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama South-west of Paskenta on Covelo-Paskenta road 3 m. within Mendocino National boundary and 0.5 m. below Mud Flat 609 Comment
  JEPS122885  Hesperolinon tehamense Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 635 Tehama Mendocino National Forest. Off of forest service road (25N09?) accessed at top of Toomes Camp Rd (west of Paskenta) at the base of the hill with the radio tower Comment
  RSA151586  Hesperolinon tehamense H. L. Mason 1947-5-18 s.n. Tehama Paskenta Grade Comment
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  SD211625  Hesperolinon tehamense Barbara Ertter, Brad Olson 1991-7-4 10202 Tehama Toomes Camp Road (Mendocino FR 23N01) 7.0 miles West of Paskenta, circa 23 airmiles West of Corning, near streamlet 609 Comment
  UCD169338  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama About 9 miles west of Paskenta, on the east side of Road M2. 883 Comment
  CAS-BOT-BC167464  Hesperolinon tehamense Robert F. Hoover 1939-5-11 4101 Tehama Foothills above Paskenta on road to Covelo 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
  CHSC107354  Heterocodon rariflorum Lowell Ahart; John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC66189  Heterocodon rariflorum Vernon H. Oswald; Lowell Ahart 1996-6-3 7715 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Uncommon in moist places along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  JEPS119870  Heterocodon rariflorum Lowell Ahart 2012-6-2 18152 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  UC1949115  Heterocodon rariflorum Barbara Ertter with Brad Olson 1991-7-4 10261 Tehama Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin jct ca 28 airmiles W of Corning; SW-facing meadow Comment
  CAS-BOT-BC143613  Heteromeles arbutifolia M. B. Kildale 1926-9-11 2704 Tehama 2 miles west of Old Shasta on Weaverville - Red Bluff road Comment
  CHSC87827  Heteromeles arbutifolia Lowell Ahart 2004-6-11 11031 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  CHSC117703  Heterotheca oregona var. compacta Lowell Ahart; John Dittes 2016-8-24 21267 Tehama About 20 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
  CHSC105926  Hieracium scouleri var. scouleri B. Castro; L. P. Janeway 1999-8-23 1034 H Tehama High North Coast Ranges. Yolla bolly Wilderness, on ridge along E side of Summit Trail, ca 0.7 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 2065 Comment
  CHSC84315  Holcus lanatus Lowell Ahart; John Dittes 2003-6-11 10273 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
  CHSC54448  Holodiscus discolor Vernon H. Oswald; Lowell Ahart 1991-7-10 4730 Tehama Round Valley Rd (M4 or Forest Rd 23N02), 0.1 mile west of Forest Rd 23N69, ca. 8 miles (air) southwest of Paskenta. In a roadside ravine. 987 Comment
  CAS-BOT-BC280887  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-8-18 36099 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC61448  Hordeum brachyantherum subsp. brachyantherum Vernon H. Oswald; Lowell Ahart 1993-8-18 5813 Tehama Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. Meadow at one of the headwaters of Canyon Creek. 2109 Comment
  JEPS122132  Hordeum marinum subsp. gussoneanum Lowell Ahart, John Dittes 2014-5-16 19494 Tehama About 200 yards southwest of the lone oak tree, about 1/2 miles east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  SEINET11689130  Hordeum marinum subsp. gussoneanum Unknown 1982-1 489 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Road & E of irrigation ditch 67 Comment
  CHSC75432  Hordeum murinum subsp. leporinum Ben Myhre 1997-4-25 39 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS95696  Hordeum murinum subsp. leporinum Vernon H. Oswald and L. Ahart 1995-4-3 6586 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. 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
  UC638719  Horkelia fusca subsp. tenella Ethel Crum 1937-8-7 1955 Tehama 1.6 mi nw Mineral Summit 1463 Comment
  CAS-BOT-BC537972  Horkelia tridentata var. flavescens A. A. Heller 1928-5-30 14576 Tehama At Mineral in the yellow pine belt. 1524 Comment
  CAS-BOT-BC540022  Horkelia tridentata var. tridentata John Thomas Howell 1960-4-20 36272 Tehama Lassen Volcanic National Park, Morgan 1463 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
  CHSC43662  Hosackia crassifolia var. crassifolia Vernon Oswald 1984-5-30 1217 Tehama Mendocino National Forest, Round Valley Rd. (M4; 23N02), 29.1 mi w of Newville Rd. 1524 Comment
  CHSC43663  Hosackia incana Vernon Oswald 1984-6-14 1288 Tehama Cohasset Ridge, 1.2 mi s of Campbellville Lookout. 1158 Comment
  CHSC14104  Hosackia oblongifolia var. oblongifolia L. V. Ritter 1969-6-15 357 Tehama Ca. .4 mi w of Soda Springs Campground, ca. 200 yds s of Hwy 32. Comment
  LA47951  Hosackia oblongifolia var. oblongifolia Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC68584  Hosackia pinnata Vernon H. Oswald; Lowell Ahart 1997-5-14 8418 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek, at a low-water corssing of the North Fork Antelope Creek. 938 Comment
  CHSC66880  Hypericum anagalloides Vernon H. Oswald; Lowell Ahart 1996-9-4 8249 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common in moist soil of a seep 182 Comment
  JEPS106148  Hypericum anagalloides Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  SBBG4754  Hypericum anagalloides H. and M. Dearing 1938-6-23 2112 Tehama near Deer Crk Comment
  UC1019560  Hypericum anagalloides Louise Kellogg 1952-7-18 84 Tehama directly s. of South Yolla Bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge, on rd. toward Ovenlid); North Coast Ranges, Mendocino Nat'l Forest 2133 Comment
  SBBG25922  Hypericum formosum var. scouleri D. Myrick 1966-8-6 1458 Tehama South Yolla Bolly Mtn 2133 Comment
  UC871990  Hypericum formosum var. scouleri Alice Eastwood Aug 22 1912-Aug 26 1912 1906 Tehama Lassen Butte Region, Butte Creek Meadows Comment
  JEPS88277  Hypericum perforatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7699 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (Hog Lake Plateau, along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau 103 Comment
  JEPS95752  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
  JEPS127142  Hypericum perforatum subsp. perforatum Lowell Ahart, John Dittes 2016-8-25 21300 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
  CHSC64597  Hypochaeris glabra Vernon H. Oswald 1995-4-17 6655 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 e side of Dales Lake. 213 Comment
  HSC81953  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1979-6-25 4880 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CAS-BOT-BC69930  Isoetes howellii Alice Eastwood; John Thomas Howell 1934-4-21 1845 Tehama 5 mi. s. of Cottonwood. Comment
  CHSC44627  Isoetes howellii Vernon Oswald 1984-3-9 1093 Tehama Old Calif. Hwy 99W at Sour Grass Creek 2.0 mi n of the Tehama-Glenn County line. Comment
  CHSC65908  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-15 7377 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Sacramento Valley. 99 Comment
  JEPS89842  Isoetes howellii Dean W. Taylor 1990-5-9 11686 Tehama ca. 300 meters n. of creek along right-of-way electrical transmission lines (PG & E Pit-Vaca line) Stony Creek; Sacramento Valley, Black butte Dam 7 1/2 Quad., Stony Creek 112 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
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  JEPS106117  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  UCD18896  Isoetes orcuttii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 204 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CHSC75381  Juglans californica var. hindsii Ben Myhre 1997-4-14 2 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC13964  Juglans nigra L. T. Gault 1964-3-23 12 Tehama S Center St., Los Molinos Comment
  CHSC80100  Juncus acuminatus L. P. Janeway 2000-5-16 6732 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  CHSC40822  Juncus balticus Pauleen Broyles 1982-5-6 546 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch ca. 500 m. north of barn in n pasture. 66 Comment
  RSA718736  Juncus balticus L. Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  CHSC40823  Juncus bufonius var. bufonius Pauleen Broyles 1982-5-17 608 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch just s of Lassen Road. 60 Comment
  JEPS97495  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1995-4-10 6633 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36; along the edge of Inks Creek Rdl betw. Manton Rd. and Dales Lake); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
  JEPS115343  Juncus ensifolius Lowell Ahart, Josephine Guardino 2009-9-6 16364 Tehama Southwest of the enclosure, along a small stream that flowers into Gurnsey Creek, west 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
  JEPS121172  Juncus ensifolius Lowell Ahart 2013-8-2 18993 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
  JEPS94592  Juncus ensifolius Vernon Oswald and Lowell Ahart 1997-7-7 8673 Tehama on FR27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  RSA66606  Juncus exiguus Phillip A. Munz 1951-7-25 16898 Tehama North base of Square Lake, South Yolla Bolly Mountains. 2134 Comment
  UC1619923  Juncus exiguus Barbara Ertter 1991-9-2 10761 Tehama 16 air mi e of Covelo (0.5 mi n of Wells Cabin Campground on Ridge Road, at head of Burnt Creek on e side of Anthony Peak, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  CHSC115516  Juncus laccatus Lowell Ahart; John Dittes 2015-8-6 20488 Tehama Around the pond, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UCR246370  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama Cascade Range Foothills (CaRF), west side of Wildcat Road, 0.4 road miles south of bridge over Battle Creek 320 Comment
  CAS-BOT-BC110778  Juncus mertensianus P. A. Munz 1951-7-25 16847 Tehama North base of Yolla Bolly Mountains. Square Lake. 2148 Comment
  UCD141621  Juncus nevadensis John Thomas Howell 1960-8-19 36127 Tehama Lassen Volcanic National Park, Brokeoff Mountain Trail. 2346 Comment
  UC54231  Juncus orthophyllus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4349 Tehama near Morgan; Mount Lassen 1524 Comment
  CHSC102652  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 Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC66120  Juncus tenuis Vernon H. Oswald; Lowell Ahart 1996-4-29 7467 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the edge of the intermittent stream near the W boundary. 103 Comment
  JEPS88295  Juncus tenuis Vernon H. Oswald and Lowell Ahart 1996-4-29 7467 Tehama CDFG parcel on s side of Gyle Rd. Sacramento Valley, Thomes Creek Ecological Reserve (nw side of Valley, nw of Corning) 103 Comment
  UCD147037  Juncus xiphioides Robert E. Preston 2012-6-18 2879 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  CHSC64336  Juniperus californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6487 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. 201 Comment
  HSC86366  Juniperus californica J. O. Sawyer, B. Bingham 1985-4-16 4277 Tehama Along Hwy. 36, 8 mi. E of Shasta-Tehama Co. line at Budden Canyon Comment
  JEPS48346  Juniperus californica W. L. Jepson 1927-6-19 12258 Tehama Tuscan Buttes Comment
  RSA12709  Juniperus californica C. B. Wolf, E. R. Johnson 1934-10-5 6163 Tehama 8 miles east of Red Bluff on road to Paynes Creek. Sierra foothills 244 Comment
  UCR95627  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama c. half way between Red Bluff & Dales. Comment
  UCSB63889  Keckiella breviflora Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 NE1/4 Sect. 8; northeast end of the parcel 182 Comment
  CHSC86542  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  JEPS126575  Keckiella breviflora var. glabrisepala Lowell Ahart, John Dittes 2016-6-22 21046 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CHSC48990  Keckiella corymbosa Vernon Oswald 1986-7-15 2204 Tehama Round Valley Rd. (M4), 20.0 mi w of Paskenta. 1463 Comment
  JEPS97168  Keckiella corymbosa Julie Kierstead 1990-9-11 90 -148 Tehama 2.5 mi S of Tedoc Gap (on FS Road 27N13); Shasta-Trinity National Forests, Yolla Bolla Ranger District 1524 Comment
  JEPS97438  Keckiella lemmonii Vernon H. Oswald and L. Ahart 1995-7-12 6993 Tehama T29N R9W NE1/4 Sec. 34, 2860 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. Stems of a shrub growing on a roadside bank. 871 Comment
  SBBG119736  Keckiella lemmonii L. Ahart 2004-6-11 11029 Tehama S side of Thomes Crk, W of the end of the Nomalaki Trail, ca. 0.5 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Crk, ca. 2 .75 mi NE of USFS Rd 23N69 (Mud Flat Rd), ca. 8 air mi SW of Paskenta 338 Comment
  CHSC90885  Kelloggia galioides Niall McCarten; Roxanne Bittman 1986-6-15 5477 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  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
  CDA2618  Kyllinga brevifolia E. L. Dietz 1966-8-24 Tehama St. Elizabeth Hospital, Red Bluff. 0 Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS115381  Lactuca serriola Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16307 Tehama 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 be 1493 Comment
  CDA13588  Lagophylla glandulosa G. F. Hrusa 1996-8-17 13512 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 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
  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
  CAS-BOT-BC341371  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi. E. of Rosewood (22 mi. W. of Red Bluff), near junction of Cottonwood road 213 Comment
  CAS-BOT-BC341380  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  CAS-BOT-BC341385  Lagophylla glandulosa H. M. Hall; E. B. Babcock 1903-6-26 4290 Tehama Sierra Nevada Mountains. South Fork Battle Creek 487 Comment
  RSA151743  Lagophylla glandulosa R. C. Bacigalupi, G. Bacigalupi, J. R. Sweeney 1953-8-29 4339 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  RSA606131  Lagophylla glandulosa L. C. Wheeler 1935-5-23 3520 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UC360286  Lagophylla glandulosa E. B. Babcock 1928-6-27 188 Tehama from 4 to 7 mi e Payne's Creek (along road from Red Bluff to Susanville) Comment
  JEPS102853  Lagophylla minor Lowell Ahart 2001-6-8 8810 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS3579  Lagophylla minor Keith Wagnon 1953-5-3 12627 Tehama w of Paskenta Comment
  UC1619983  Lagophylla minor Barbara Ertter 1991-5-18 9839 Tehama Rosewood Ranch on Salt Creek 17 air mi wnw of Red Bluff (1/2 mi s of Hwy 36, s of pasture); Salt Creek, Rosewood Ranch 243 Comment
  JEPS88375  Lamium amplexicaule Vernon H. Oswald and Lowell Ahart 1996-4-8 7330 .1 Tehama on the e edge of Paynes Creek near its mouth on the Sacramento River (Hog Lake Plateau, Cascade Range Foothills, BLM parcel along Hwy 36 ne of Red Bluff); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 85 Comment
  CHSC65765  Lamium purpureum Vernon H. Oswald; Lowell Ahart 1996-4-8 7330 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes creek near the Sacramento River. 85 Comment
  CHSC65963  Lamium purpureum Vernon H. Oswald; Lowell Ahart 1996-4-23 7448 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek. 147 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
  JEPS10003  Lasthenia californica subsp. californica W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  CHSC64598  Lasthenia fremontii Vernon H. Oswald; Lowell Ahart 1995-4-17 6650 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. Between Dales Lake and the w boundary of the reserve. 213 Comment
  JEPS10029  Lasthenia fremontii R. F. Hoover 1937-5-19 2295 Tehama s of Red Bluff; Coyote Creek bridge Comment
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Jul 16 2009
  JEPS22653  Lasthenia fremontii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6283 Tehama about 2 mi w of Kirkwood and about 1/2 mi w of U.S. Highway 99; Corning 73 Comment
  CHSC40572  Lasthenia glaberrima R. A. Schlising 1982-5-15 4241 a Tehama The Nature Conservancy Vina Plains Preserve, n of Chico and just n of Butte County line. 60 Comment
  JEPS88500  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-23 7426 Tehama BLM parcel along Hwy 36 ne Red Bluff (vernal pool w of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 262 Comment
  JEPS9912  Lasthenia microglossa W. L. Jepson 1899-4-27 Tehama region ca. 22 mi airline due w Red Bluff (on trip sw from Rosewood Station); foothills of the Yollo Bolly Mtns., Greasewood Hills 609 Comment
  CHSC53997  Lasthenia platycarpha Vernon H. Oswald; Lowell Ahart 1991-5-9 4550 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. Ca. 1000 ft southeast of the southeast corner of the large pond at the entrance kiosk. 112 Comment
  CAS-BOT-BC370751  Lasthenia platycarpha A. A. Heller 1918-4-21 12996 Tehama along the State Highway 7 miles south of Corning. Comment
  SEINET11808175  Lasthenia platycarpha Unknown 1983-1 873 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  SEINET268869  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy. 99W 6 miles south of Corning Comment
  UC1363757  Lasthenia platycarpha Francia Chisaki 1958-4-1 1112 Tehama 11 mi w Corning (on road from Flournay to Corning) Comment
  CHSC115224  Lathyrus angulatus B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2038 Tehama Sacramento Valley. Ca 5.5 air mi NW of Red Bluff, in channel of Blue Tent Creek, ca 2.8 air mi NW of where creek crosses under Interstate-5. Ca 300 ft NE of Hooker Rd, near RR tracks. 135 Comment
  JEPS113165  Lathyrus angulatus Lowell Ahart 2007-5-8 13737 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  RSA726487  Lathyrus angulatus L. Ahart 2007-5-8 13737 Tehama About 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  UC1608314  Lathyrus polyphyllus Brad Penkala 1990-6-6 121 Tehama 0.5 air mi ne Stuart Gap (along Forest Service Rd 28N36); Shasta-Trinity National Forests, Yolla Bolla Ranger Dist. 432 Comment
  CHSC107094  Layia fremontii M. Mitchell 2010-3-4 23 Tehama Dye Creek Preserve. 109 Comment
  CHSC26059  Layia fremontii T. Manolis 1974-3-31 38 Tehama Pasture land ca. 16 mi n of Chico and ca. 1 mi e of Hwy. 99. Comment
  CHSC40573  Layia fremontii Pauleen Broyles 1982-4-8 373 Tehama The Nature Conservancy Vina Plains Preserve. On uplands and bordering wallows. Comment
  CHSC83309  Layia fremontii Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of Garland Road (Newville Road) and North Fork Stony Creek. 213 Comment
  SEINET11447716 Image available Layia fremontii C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 48 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site Comment
  JEPS99019  Legenere limosa Carol W. Witham 1993-5-10 469 Tehama 12 air mi NE of Red Bluff; Dales Lake along Manton Road (County Road A6) 1.5 road mi N of junction with Highway 36 213 Comment
  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
  CHSC102650  Lemna minuta Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16341 Tehama In a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  JEPS121170  Lemna minuta Lowell Ahart 2013-8-2 18989 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
  UC1101285  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-7-22 1079 Tehama sw of Chester (Highway 32 just s of Highway 36, Deer Creek); Deer Creek Comment
  CHSC77321  Lepidium chalepense L. P. Janeway; B. Castro 1999-5-12 6422 A Tehama Vicinity of North Fork Stony Creek and Newville. 192 Comment
  CHSC75358  Lepidium heterophyllum Vernon H. Oswald 1999-5-26 9727 Tehama West side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. Along a drainage on the flood plain of the creek. Meadow. 1389 Comment
  CHSC77757  Lepidium latifolium B. Castro; L. P. Janeway 1999-6-14 986 Tehama About 19 air miles SW of Red Bluff, vicinity N Fork Red Bank Creek, Bell Rd, and Bluedoor Flat. 289 Comment
  CHSC77758  Lepidium latipes var. latipes B. Castro; L. P. Janeway 1999-5-5 923 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. Near Round Valley Rd. 268 Comment
  CHSC64346  Lepidium nitidum var. nitidum Vernon H. Oswald; Lowell Ahart 1995-3-6 6508 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1v mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Slope on the nw side of a drainage sw of Pool 20 (Orcuttia pool). 213 Comment
  CHSC65661  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the parcel. On the banks of the intermittent stream crossing the preserve. 99 Comment
  RSA93127  Leptosiphon androsaceus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskenta between 9 and 10 miles Posts. Comment
  UCD21104  Leptosiphon bicolor Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 280 Tehama Inks Creek Ranch site. Comment
  CHSC102357  Leptosiphon bolanderi L. P. Janeway 2009-3-28 9656 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
  CHSC65673  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1996-3-18 7232 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. Bluffs overlooking the Sacramento River ca. 1.25 mi downstream from the mouth of Paynes Creek. 182 Comment
  CHSC87235  Leptosiphon bolanderi Jenny Marr; Heidi West 1999-4-13 Tehama Vicinity of Round Valley Road, Garland Road (Newville Road), and uppermost North Fork Stony Creek. 274 Comment
  CHSC90407  Leptosiphon ciliatus Niall McCarten 1986-6-22 5293 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  SBBG5985  Leptosiphon ciliatus H. and M. Dearing 1938-6-22 2067 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  RSA93039  Leptosiphon harknessii Milo S. Baker, H. K. Wagnon 1953-7-12 12915 Tehama 5 to 6 mi. beyond Whitlock Camp along County Road 1677 Comment
  UCD80636  Leptosiphon montanus CNPS SN Foothill Team 2005-5-15 SNNR 0024 Tehama On private property. 277 Comment
  CHSC63411  Leptosiphon nuttallii subsp. howellii Vernon H. Oswald 1994-6-11 6268 Tehama Tedoc Rd. (Forest Rd. 45) 4.5 mi S of Pattymocus Lookout Rd., 1.5 mi N of Tedoc Gap, W of Red Bluff and S of Platina. Roadside bank. 1396 Comment
  HSC75341  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3562 Tehama Humboldt Trail E of Low Gap 1829 Comment
  UC1037360  Lesquerella occidentalis subsp. occidentalis Douglas Barbe 1955-7-16 183 Tehama e ridge leading to summit of South Yolla Bolly Mountain (Mt. Linn) (western Tehama County); ridge leading to summit South Yolla Bolly Mt. (Mt. Linn) 2286 Comment
  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
  RSA565035  Lessingia nana D. W. Taylor 1991-8-13 12270 Tehama ca. 4.5 miles west-northwest of Corning, in area of vernal pools 113 Comment
  UCD134087  Lessingia nana E. Wagner 1994-7-14 s.n. Tehama 2.5 m north of Butte/Tehama County border along Hwy 99. Comment
  UCD134088  Lessingia nana Miss G. Cole 1927-9-1 s.n. Tehama Exact location unknown. Comment
  JEPS75782  Lessingia nemaclada Todd and Virginia Keeler-Wolf 1971-7-24 369 Tehama about 1/2 mi nw North Yolla Bolly Guard Station (s exposure); Yolla Bolly Mtns., south slope of North Yolla Bolly Mountain 2011 Comment
  RSA201461  Lessingia nemaclada John T. Howell 1960-7-24 36003 Tehama 10 miles northeast of Red Bluff Comment
  RSA31853  Lessingia nemaclada A. A. Heller 1937-6-21 s.n. Tehama Deer Creek Comment
  UCR118874  Lessingia ramulosa Beecher Crampton 1954-6-15 1957 Tehama Sacramento River Valley, along the road 1 mile east of Paskenta, gravelly ridge above Thomes Creek 320 Comment
  UCD113877  Leucanthemum vulgare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6870 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CAS-BOT-BC334604  Leucanthemum vulgare John Thomas Howell 1960-7-24 35996 Tehama Mineral 1493 Comment
  SEINET11764716  Lilaea scilloides Unknown 1982-1 585 Tehama The Nature Conservancy Vina Plains Preserve, margin of Sheep Camp Ditch 66 Comment
  CAS-BOT-BC130836  Lilium pardalinum P. A. Munz 1951-7-25 16856 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  UCD139750  Lilium pardalinum J. M. Tucker; L. K. Mann 1962-7-29 3636 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  SBBG1034  Lilium pardalinum subsp. pardalinum H. and M. Dearing 1938-6-21 2064 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  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
  CDA16188  Limnanthes alba subsp. alba G. F. Hrusa, J. Hart 1999-4-29 15041 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  HSC85940  Limnanthes douglasii Susan Carter, Eric May, Sarah McNaull 1987-3-28 107 Tehama 10 mi. E of Red Bluff, Rte. 36, mile marker 51 Comment
  CHSC65766  Limnanthes douglasii subsp. rosea Vernon H. Oswald; Lowell Ahart 1996-4-8 7338 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  CDA35338  Limnanthes douglasii subsp. rosea A. C. Browne 1951-3-27 Tehama Highway 99E [later Highway 99], 6 miles south of Vina. 0 Comment
  HSC93928  Limnanthes douglasii subsp. striata A. Miles, M. Malle, B. Gibbs 1999-4-17 17 Tehama Hwy. 36, 20 m from road 300 Comment
  CHSC65672  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1996-3-18 7235 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. W side of Hwy. 36 ca. 50 ft N of the NE corner of the parcel (near but not within the boundary of Hog Lake Plateau). Between the highway and the fence line. 188 Comment
  CHSC96247  Limnanthes floccosa subsp. floccosa Jenny Marr 2006-7-1 224 Tehama Located in the north valley, north of Chico, on the Howard Wurlitzer Ranch. Access was from Meridian Road then right onto Barber Road. Collection site was nw of Bell Ranch and east of Campbellville Road. 121 Comment
  UC1586542  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd 2.8 mi n Colyear Springs Rd. (n of Paskenta) 292 Comment
  JEPS97208  Linanthus bicolor Vernon H. Oswald and L. Ahart 1995-4-3 6566 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC54530  Linanthus ciliatus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4369 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC61231  Linanthus dichotomus Kate Hanson 1977-3-31 Tehama Ca 1.6 km se of Round Valley Rd ca 6.4 km nwn of Round Valley Rd and Newville Rd intersection ca 38.4 km nwn of Corning. 450 Comment
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Jul 8 2009
  CHSC83383  Linanthus dichotomus L. P. Janeway; Shirley Innecken 2002-3-14 7443 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 304 Comment
  SEINET11263189  Linanthus harknessii Barbara Ertter, Brad Olson 1991-7-6 10379 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.; 0 1890 Comment
  UC1019895  Linanthus latisectus Milo S. Baker 1953-5-10 12616 Tehama w of Paskenta (along logging road, between 9 and 10 mile posts) Comment
  CAS-BOT-BC123060  Linanthus nuttallii subsp. howellii T. W. Nelson; J. P. Nelson 1980-6-22 5847 Tehama Yolla Bolly Quad. 1.5 miles N of Tedoc Gap along Forest Service road 45, west side of Mount Tedoc. 1500 Comment
  CDA40095  Linanthus parviflorus Vernon H. Oswald & Lowell Ahart 1998-4-27 8967 Tehama Pettyjohn Road 8.9 miles west of its junction with Cannon, Vestal, and Reeds Creek Roads, west of Red Bluff and south of Hwy 36. On the south edge of Guyre Creek. Comment
  CHSC41100  Lindernia dubia var. anagallidea Pauleen Broyles 1982-8-5 838 Tehama Nature Conservancy Vina Plains Preserve. In east pasture. 66 Comment
  RSA123550  Linum lewisii Milo S. Baker, Douglas Barbe 1955-7-16 195 Tehama On the east ridge leading to the summit of South Yolla Bolly Mtn. (Mt. Linn). 2348 Comment
  SEINET4399749  Lithophragma Leila M. Shultz 1990-5-5 11330 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC7035  Lithophragma bolanderi H. Alger 1969-4-19 20 Tehama East bank of Hooker Rd, 2.5 mi ne of Hooker Creek Rd. 152 Comment
  JEPS75775  Lithophragma glabrum Todd and Virginia Keeler-Wolf 1971-6-19 192 Tehama about 1 mi sw Chicago Camp (Yolla Bolly Mountains); , sw of Chicago Camp 1828 Comment
  CHSC53982  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4536 Tehama Hwy 36, 0.4 mile west of Supan Gulch, 1.9 miles west of Dales. 170 Comment
  CHSC53983  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4541 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  UCD119495  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Tehama County, 1.5 miles south of Paynes Creek. 548 Comment
  CHSC82302  Logfia filaginoides Lowell Ahart 2002-4-27 9542 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC64582  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1995-4-10 6628 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 Manton Rd. just s of Inks Creek Rd. 213 Comment
  JEPS95684  Lolium multiflorum Vernon H. Oswald and L. Ahart 1995-4-10 6628 Tehama ca. 1 mi n of Dales Station; Cascade Range Foothills. Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC66064  Lolium temulentum Vernon H. Oswald; Lowell Ahart 1996-5-6 7512 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 198 Comment
  UC1586617  Lomatium caruifolium var. denticulatum Vernon H. Oswald and Lowell Ahart 1991-5-9 4551 Tehama ca. 6.5 mi. n. Red Bluff (ca. 1.5 mi. n.e. of Bend Bridge over Sacramento R., Paynes Creek Rec. Area, ca. 1000 ft. s.e. of s.e. corner of large pond at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UC2028345  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-19 9877 Tehama 14.5 mi W of Red Bluff on Highway 36, next Baxter Road junction Comment
  UCD21107  Lomatium caruifolium var. denticulatum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 283 Tehama Inks Creek Ranch site. 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
  HSC35379  Lomatium dasycarpum subsp. dasycarpum R. M. Sullivan 1975-5-4 55 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  UC923151  Lomatium dasycarpum subsp. tomentosum Freed W. Hoffman 1950-7-1 3268 Tehama 43.9 mi. w. Red Bluff (on rd. from Colyer Springs to Red Bluff) Comment
  UC923155  Lomatium macrocarpum Freed W. Hoffman 1950-7-2 3270 Tehama rd. from Colyer Springs to Red Bluff 914 Comment
  UC923171  Lomatium macrocarpum Freed W. Hoffman 1950-7-2 3274 Tehama 2 mi. n. White Rock Ranger Station; w. Tehama Co. 1524 Comment
  CHSC102457  Lomatium marginatum var. purpureum L. P. Janeway; B. Castro 2009-4-25 9734 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  JEPS116642  Lomatium marginatum var. purpureum L. P. Janeway, B. Castro 2009-4-25 9734 Tehama Tehama Wildlife Area Dewitt Peak (along the Powerline Road neat the Shaw Creek Bridge over an un-named northeast Fork of Shaw Creek); Cascade Range Foothills 518 Comment
  CHSC77518  Lomatium utriculatum B. Castro; C. Warren, L. P. Janeway 1999-5-4 909 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte and Garland/Round Valley Rd. 280 Comment
  JEPS17541  Lomatium utriculatum W. L. Jepson 1899-4-25 14289 Tehama w. Tehama Co., Stivers' Ranch, Crane Creek Comment
  CHSC37549  Lonicera interrupta T. B. Devine 1977-5-22 385 Tehama 50 yds S of Pine Creek, 6 mi E of Hwy 99. 121 Comment
  JEPS88278  Lotus corniculatus Vernon H. Oswald and Lowell Ahart 1996-6-3 7693 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, along Paynes Creek at old bridge site, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CDA16177  Lotus humistratus G. F. Hrusa, J. Hart 1999-4-29 15030 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  RSA90634  Lotus humistratus Milo S. Baker 1953-5-9 12600 Tehama West of Paskenta on roadbank of logging road in Foothills. Comment
  JEPS95730  Lotus nevadensis var. nevadensis Vernon H. Oswald and L. Ahart 1995-7-12 7056 Tehama T28N R10W NW1/4 Sec. 35, 4540 ft, High North Coast Ranges, Yellow Pine Forest, serpentine soils. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.6 mi E of Forest Route 41 1383 Comment
  JEPS106051  Lotus purshianus var. purshianus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11208 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  JEPS100675  Lotus rubriflorus Dean W. Taylor 1993-5-14 13445 Tehama 1 mile WNW of Dales Lake (Manton Road, County Road A6), right of way of Pacific Gas Pipeline, 300 yds N of Section Line 190 Comment
  JEPS112848  Lotus rubriflorus Dean W. Taylor 1993-4-15 13343 Tehama 1 mile WNW of Dales Lake (Manton Road, County Road A6), right of way of Pacific Gas Pipeline, 300 yds N of Section Line 190 Comment
  RSA31854  Lotus unifoliolatus A. A. Heller 1937-6-21 s.n. Tehama Deer Creek Comment
  HSC98268  Lotus unifoliolatus var. unifoliolatus Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  JEPS97391  Lotus wrangelianus Vernon H. Oswald and L. Ahart 1995-4-17 6664 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1034637  Lupinus adsurgens Milo S. Baker 1955-7-25 13056 Tehama above Whitlock Camp (Klamath Mountains, Mendocino National Forest); Mendocino National Forest, Klamath Mountains 1524 Comment
  JEPS75783  Lupinus albicaulis Todd and Virginia Keeler-Wolf 1971-6-13 26 Tehama about 1/4 mi s Thunder Camp; Yolla Bolly Mountains, s of Thunder Camp 1371 Comment
  SEINET10544017  Lupinus albicaulis subsp. shastensis Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-7 Conrad 7068 A Tehama Bald ridge of grass and rock, 0.5 mile n of Mendocino Pass on road to Anthony Peak 1524 Comment
  RSA90607  Lupinus albifrons var. collinus Milo S. Baker, H. K. Wagnon 1953-6-21 12783 Tehama Logging road west of Paskenta. 1372 Comment
  JEPS64899  Lupinus angustiflorus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  UC725892  Lupinus arbustus A. A. Heller 1940-5-22 15672 Tehama along State Highway #32, 2 mi e Chico Creek crossing; 2 mi e of Chico Creek crossing Comment
  UC54410  Lupinus argenteus H. M. Hall and E. B. Babcock July 1-2, 1903 4329 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  OBI59292  Lupinus bicolor Vernon H. Oswald 2001-3-26 9992 Tehama Inskip Hill Quad. T28N R1E NE1/4, NE 1/4 sect 19. Hogsback Rd 2.4 mi W of Finley Lake 756 Comment
  CHSC102355  Lupinus congdonii L. P. Janeway 2009-3-28 9652 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
  CHSC109219  Lupinus grayi B. Castro; L. P. Janeway 2004-5-30 1465 Tehama High Cascade Range. Steep SSE-facing slope, ca 0.4 mi down from top of small ridge, on road cuts along Road 27N08 above Lower Deer Creek Falls. 1127 Comment
  SBBG3626  Lupinus grayi H. and M. Dearing 1938-6-22 2062 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  SEINET10490328  Lupinus grayi David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17959 Tehama 13 mi. W of mineral on hwy 36; on 60 degree e facing slope. Comment
  CHSC44204  Lupinus latifolius var. latifolius Vernon Oswald 1988-7-12 3568 Tehama Ides Cove Loop Trail (9Wo4), South Yolly Bolly Mts, n side of Square Lake. 2121 Comment
  UC1034638  Lupinus latifolius var. viridifolius Milo S. Baker 1955-7-25 13064 Tehama ca 1 or 2 mi beyond Whitlock Camp along country rd Klamath Mountains (Mendocino National Forest, Klamath Mountains, w Tehama Co.); , Mendocino National Forest 1524 Comment
  CHSC91608  Lupinus nanus G. F. Hrusa; J. Hart 2000-4-8 15310 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. 100 Comment
  CHSC55219  Lupinus nanus var. apricus L. P. Janeway 1991-4-18 3897 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca. 1 1/2 mi east of the Sacramento River. 167 Comment
  RSA276279  Lupinus nanus var. apricus Lyman D. Benson 1929-3-26 1054 Tehama Corning Comment
  SEINET10486277  Lupinus subvexus A. Arthur Heller 1938-5-21 Heller 15095 Tehama Several large colonies along the railroad track just s of los molinos. Flowers Pale reddish violet. Upper sonoran life zone. 91 Comment
  SEINET12166455  Lupinus subvexus P. Broyles, Foster, M. 1983-1 911 Tehama Nature Conservancy Vina Plains Reserve. ca 1kmNE of Barn in S pasture. T24N R1W cntr of E bound.S28 Comment
  RSA414298  Lupinus subvexus var. subvexus Unspecified 1926-4-1 s.n. Tehama Mill Creek Valley Road. Comment
  CHSC67220  Lupinus succulentus James D. Jokerst 1983-4-17 1708 Tehama Barber Lane leading to Wurlitzer Ranch 1.25 mi E of Meridian Rd. 114 Comment
  RSA0036475  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041531 Tehama Hog Lake Plateau, Manton Rd. 208 Comment
  SEINET10490996  Lupinus vallicola subsp. vallicola Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2849 Tehama 25 mi e of red bluff on ca. Hwy 36, in live oak and pinus sabiniana. 1036 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
  JEPS104122  Lycopus americanus Lowell Ahart 2003-9-17 10568 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
  JEPS118013  Lythrum hyssopifolia Lowell Ahart, John Dittes 2011-6-9 17446 Tehama Rio De Los Molinos Land Grant. High water line 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
  UC1949290  Lythrum hyssopifolia Barbara Ertter with Brad Olson 1991-7-5 10315 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC111023  Lythrum tribracteatum R. A. Schlising 2012-9-24 4475 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 17). 67 Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  JEPS127114  Madia elegans subsp. elegans Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21357 Tehama About 100 yards south of Highway 89. Comment
  CHSC92791  Madia elegans subsp. vernalis John Dittes; Josephine Guardino 2005-5-11 1107 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC78811  Madia exigua Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  RSA724883  Madia glomerata L. Ahart 2006-8-15 13198 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  CHSC64950  Madia gracilis Vernon H. Oswald; Lowell Ahart 1995-7-12 7015 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  CHSC78612  Madia gracilis Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC80604  Madia gracilis Lowell Ahart 2001-6-16 8877 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC89494  Madia gracilis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-5-19 2667 Tehama Sacramento Valley. On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. Lat:40deg. 15'N Long: 122 deg. 28' W 243 Comment
  UCD104386  Madia gracilis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6855 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CAS-BOT-BC334721  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan near Lassen Volcanic National Park 1463 Comment
  RSA90633  Madia minima Milo S. Baker, H. K. Wagnon 1953-6-21 12769 Tehama Logging road west of Paskenta above 15 mile post. Comment
  CHSC91159  Malacothrix clevelandii David W. Isle 1995-5-2 1056 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 560 Comment
  JEPS3723  Malacothrix clevelandii Milo S. Baker 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta Comment
  JEPS36776  Malacothrix floccifera W. L. Jepson 1899-4-25 Tehama 24 mi w Red Bluff (Stiver's Ranch); Rosewood Comment
  HSC7021  Marah fabacea L. T. Gault 1964-3-24 15 Tehama 0.5 mi. W of Los Molinos on Sacramento River Comment
  CHSC80657  Marrubium vulgare Lowell Ahart 2001-6-14 8833 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
  CAS-BOT-BC71134  Marsilea Doris Kildale Gillespie 1930-5-9 9267 Tehama 10 miles east of Red Bluff on Susanville road Comment
  CHSC41010  Marsilea vestita Pauleen Broyles 1982-7-22 804 Tehama 50 m. s of Lassen Road in w pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  SEINET10530354  Marsilea vestita Mary Susan Taylor 1975-10-22 Taylor 966 Tehama 16 mi N of Chico, along Hwy 99E on the Vina Plains; in dried up vernal pool with Eryngium and Hemizonia fitchii. Comment
  CHSC66103  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-4-29 7500 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. On the northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve (Collected ca. 0.3 mi E of the W boundary). 102 Comment
  CHSC64499  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1995-4-3 6557 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 s gate of the old highway. 216 Comment
  HSC27269  Matricaria discoidea J. P. Smith 1972-3-23 5106 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  JEPS97214  Medicago polymorpha var. polymorpha Vernon H. Oswald and L. Ahart 1995-4-25 6683 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  JEPS97496  Medicago praecox Vernon H. Oswald and L. Ahart 1995-4-10 6617 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 SW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. 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 207 Comment
  HSC1825  Medicago praecox Larry Berti 1969-3-15 2 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC64583  Melica californica Vernon H. Oswald; Lowell Ahart 1995-4-10 6639 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the n boundary approaching the w end of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  UCSB63855  Melica californica Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW(1/4) NE(1/4) Sect. 8; Cascade Range Foothills; Hog Lake Plateau 188 Comment
  UCD32611  Melica geyeri Beecher Crampton 1954-6-16 1977 Tehama Tehama County, Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 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
  JEPS69303  Melica harfordii W. L. Jepson 1927-6-23 12323 Tehama near Morgan Springs 1584 Comment
  JEPS106302  Melilotus albus Lowell Ahart 2004-6-11 11024 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  JEPS118026  Melilotus indicus Lowell Ahart, John Dittes 2011-6-9 17459 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina 76 Comment
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC65108  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-31 7160 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  RSA699705  Mentha pulegium L. Ahart 2004-7-9 11202 Tehama 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 Ponderrosa Way (FR 29N29), abouth 26 miles east of Red Bluff. 655 Comment
  SBBG128036  Mentha pulegium L. Ahart, J. Dittes 2010-7-17 16849 Tehama above the high water line of the pond, dam on the W side of the pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 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
  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-BC429097  Micranthes odontoloma Milo S. Baker 1926-8-21 294 - '26 Tehama Near Sulphur Springs - 9 1/2 mi. from Mineral 2072 Comment
  CHSC56336  Micranthes oregana K. R. Stern 1986-5-21 8271 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 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
  CHSC118049  Micropus californicus var. californicus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 194 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC78613  Micropus californicus var. californicus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  JEPS86514  Micropus californicus var. californicus Roy E. Buck, Glenn L. Clifton 1990-4-3 1485 Tehama ne of, just e of gas pipeline Red Bluff; Sacramento River-Sevenmile Creek confluence 228 Comment
  RSA90491  Micropus californicus var. californicus H. K. Wagnon 1953-5-3 MSB- 12654 Tehama Logging rd. west of Paskenta Comment
  HSC77818  Microseris acuminata K. L. Chambers, Konrad Bachmann 1978-4-26 4450 Tehama Hwy. 99W, paralleling Hwy. 5, 4.0 mi. S of Corning exit. Comment
  JEPS36143  Microseris acuminata W. L. Jepson Apr 25 1899-Apr 30 1899 Tehama Red Bluff to Stiver's Ranch Comment
  JEPS36150  Microseris douglasii subsp. douglasii W. L. Jepson 1899-4-26 Tehama <Rosewood, which is> 24 mi n Red Bluff; Rosewood, Stiver's Ranch Comment
  SEINET11807875  Microseris douglasii subsp. douglasii Unknown 1982-1 497 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC51075  Microsteris gracilis Pauleen Broyles 1988-2-25 1099 Tehama Ca. 50 m s. of vernal pool and n. of barn in s. pasture. Comment
  CHSC55233  Microsteris gracilis L. P. Janeway 1991-3-28 3859 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 152 Comment
  CHSC66312  Mimetanthe pilosa Vernon H. Oswald 1996-7-4 7748 Tehama 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
  JEPS3638  Mimulus Milo Baker 1953-5-10 Tehama about 6 mi from Paskenta (along logging road n and w) 914 Comment
  JEPS4006  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-30 12676 b Tehama logging road w Paskenta (near 5 mi post) Comment
  UC980581  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-30 12676 b Tehama logging road w Paskenta (near 5 mi post) Comment
  UC998330  Mimulus Milo S. Baker and H. K. Wagnon 1953-7-11 12814 Tehama along logging road between 9 mi post and 10 mi post 762 Comment
  UC725664  Mimulus bicolor A. A. Heller 1937-6-26 15347 Tehama w Deer Creek Meadows; Deer Creek 1371 Comment
  UC1019528  Mimulus breweri Louise Kellogg 1952-7-9 10 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
  JEPS105962  Mimulus 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
  JEPS87952  Mimulus cardinalis Barbara Ertter 1991-9-2 10789 Tehama 9 air mi wsw of Paskenta (Round Valley-Paskenta Road (Rt M4), 12.2 mi w of Newville Road jct, sw Tehama County); Round Valley-Paskenta Road 1219 Comment
  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
  UC725279  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama between first w crossing on the Deer Creek Road and Deer Creek Meadows; Deer Creek 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
  RSA795890  Mimulus floribundus L. Ahart 2012-6-2 18147 Tehama East side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 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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  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
  RSA714828  Mimulus guttatus Daisie Huang 2006-4-15 6041546 Tehama Roadside of Hwy 36. 267 Comment
  HSC1769  Mimulus guttatus Larry Berti 1969-3-22 61 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  HSC20760  Mimulus guttatus Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. Comment
  CAS-BOT-BC151756  Mimulus kelloggii Doris Kildale Gillespie 1930-5-9 9290 Tehama 18 miles west of Mineral on Susanville Road Comment
  JEPS97005  Mimulus kelloggii Vernon H. Oswald and L. Ahart 1994-3-8 5983 Tehama T23N R7W SE1/4 Sec. 22, 1280 ft, Chaparral-Foothill Woodland ecotone. Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta 390 Comment
  JEPS9259  Mimulus latidens R. F. Hoover 1937-5-19 2259 Tehama near Vina Comment
  UCD122755  Mimulus layneae S. E. Schoenig 1998-7-5 98- 74 Tehama NW bank, Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  RSA759887  Mimulus layneae Barbara J. Ertter, Brad Olson 1991-7-4 10214 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
  CHSC49004  Mimulus moschatus Vernon Oswald 1986-6-18 2122 Tehama Round Valley Rd. (M4) 37.7 mi w of Paskenta. 1584 Comment
  CHSC94505  Mimulus moschatus Lowell Ahart 2006-8-15 13194 Tehama Bottom 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
  JEPS101497  Mimulus nanus Dean W. Taylor 1997-7-18 16136 Tehama Ball Rock 1981 Comment
  JEPS34530  Mimulus nanus var. nanus Freed W. Hoffman 1947-6-23 1596 Tehama Government Flat North Coast Ranges 1772 Comment
  RSA40174  Mimulus nanus var. nanus J. T. Howell 1943-8-8 19191 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  UCD80791  Mimulus nasutus CNPS SN Foothill Team 2006-4-4 SNFN 0440 e Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  JEPS108880  Mimulus primuloides subsp. primuloides Lowell Ahart 2006-7-19 13024 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS126587  Mimulus pulsiferae Lowell Ahart, John Dittes 2016-6-22 21040 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS8148  Mimulus torreyi Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UCD80785  Mimulus torreyi CNPS SN Foothill Team 2005-6-21 SNNR 0348 f Tehama USFS, Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. 1211 Comment
  POM216501  Mimulus torreyi H. P. Bracelin 1932-7-23 667 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  RSA505373  Mimulus torreyi R. C. Bacigalupi, G. Thomas Robbins 1955-7-18 5366 Tehama Lower part of roadcut, along Calif. State Hwy 32, 2.8 miles n.e. of Lomo Inn (at junction of Humboldt Road), and 2 mi n.e. of the Butte-Tehama county line, in watershed of Cascade Creek. Comment
  UC767416  Mimulus tricolor R. F. Hoover 1937-5-19 2260 Tehama near Vina Comment
  JEPS102488  Minuartia cismontana Vernon H. Oswald and Lowell Ahart 2001-5-7 10021 Tehama Forest Road 26N15 5.2 mi W of Hwy 32, between Soda Springs and Cohasset Ridge 1079 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
  CHSC102235  Minuartia douglasii L. P. Janeway; B. Castro 2009-4-25 9752 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  RSA424719  Minuartia douglasii Aaron Liston, M. Blumler 1987-4-24 655 -4 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CHSC85297  Minuartia nuttallii subsp. gregaria John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 786 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  UC1001298  Minuartia nuttallii subsp. gregaria Louise Kellogg 1952-7-11 22 Tehama near Squaw Camp and Pole Corral (s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC1051686  Minuartia nuttallii subsp. gregaria Helen K. Sharsmith 1953-6-24 4353 Tehama near summit of Ovenlid; Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  UC1299620  Minuartia nuttallii subsp. gregaria Freed W. Hoffman 1947-6-23 1633 Tehama Government Flat North Coast Ranges (w Tehama Co.) 796 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
  UCD98297  Minuartia nuttallii subsp. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama southeast side of South Yolla Bolly Mountain. 2255 Comment
  RSA158057  Minuartia nuttallii subsp. gregaria J. M. Tucker, L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  HSC71847  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5846 Tehama Along USFS Rd. 45 1.5 mi. N of Tedoc Gap W side of Mt. Tedoc 1372 Comment
  JEPS76668  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama Tedoc Mt. nw side of Tedoc Mt. (nw side, along new road around w of mountain) 1280 Comment
  JEPS61327  Mirabilis greenei W. L. Jepson 1899-4-27 Tehama Cold Fork; Yolla Bolly Mts. Comment
  CHSC117746  Mollugo verticillata Lowell Ahart; John Dittes 2016-8-25 21272 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
  CHSC66091  Mollugo verticillata Vernon H. Oswald; Lowell Ahart 1996-5-27 7640 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Locally abundant on a gravel bar along the creek ca. 0.3 mi E of the W boundary of the reserve (W end of the large meander plain of the creek). 102 Comment
  OBI51833  Mollugo verticillata Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CAS-BOT-BC219931  Monardella breweri subsp. lanceolata A. A. Heller 1937-7-21 16168 Tehama Along the Deer Creek Highway several miles west of the first crossing of Deer Creek Comment
  RSA32764  Monardella lanceolata var. lanceolata A. A. Heller 1937-7-21 16168 Tehama Along the Deer Creek Highway several miles west of the first crossing of Deer Creek. Comment
  HSC70136  Monardella odoratissima Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CAS-BOT-BC215505  Monardella odoratissima P. A. Munz 1951-7-25 16884 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mountain 2133 Comment
  RSA66997  Monardella odoratissima subsp. pallida P. A. Munz 1951-7-25 16884 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  SEINET3996424 Image available Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain; ca. 75 feet below the summit 2443 Comment
  HSC14279  Monardella villosa Larry Berti 1968-7-20 Tehama 5 mi. N of Dales Station Comment
  JEPS106300  Monardella villosa subsp. villosa Lowell Ahart 2004-6-11 11018 Tehama Open area, northwest side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 553 Comment
  CHSC92749  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road. 1625 Comment
  SBBG122968  Montia fontana B. Ertter, B. Olson 1991-7-6 10412 Tehama Rocky Cabin meadow, ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca. 30 air mi W of Corning 1889 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
  CHSC80681  Montia parvifolia Vernon H. Oswald; Lowell Ahart 2001-5-7 10027 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  SEINET1909950  Muhlenbergia filiformis Barbara Ertter, Brad Olson 1991-1 10415 Tehama Tehama co.: 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
  CAS-BOT-BC260517  Muhlenbergia filiformis John Thomas Howell 1960-8-18 36042 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC1949305  Muhlenbergia rigens Barbara Ertter with Brad Olson 1991-7-5 10300 Tehama at edge of Long Gulch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC62942  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1994-4-6 6077 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. Below the normal high water line of the lake. 144 Comment
  CHSC41086  Myosurus sessilis Pauleen Broyles 1983-4-9 877 Tehama The Nature Conservancy Vina Plains Preserve. 62 Comment
  UC1736749  Myosurus sessilis Dean W. Taylor 1991-5-9 11688 Tehama Stony Creek, ca. 300 meters north of the creek along the right-of-way of electrical transmission lines (PG&E Pit-Vaca line) 112 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
  JEPS97339  Nama lobbii Vernon H. Oswald and L. Ahart 1995-7-17 7096 Tehama T29N R4E NE1/4 SE1/4 Sec. 8, 5840 ft, High Cascade Range, transition to Red Fir Forest, volcanic soils. Forest Road 29N22 2.2 mi W of Hwy. 89, ca. 2.5 mi SSE of the SW corner of Lassen Volcanic National Park 1780 Comment
  UCD36251  Nassella cernua Beecher Crampton 1953-5-1 1205 Tehama Tehama County, 5 miles north of Red Bluff, along US 99. Comment
  CHSC80310  Nassella pulchra B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1185 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek. 335 Comment
  CHSC112570  Navarretia divaricata subsp. vividior B. Castro; L. P. Janeway 2009-4-25 1778 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of north fork of Little Antelope Creek. 576 Comment
  CHSC86585  Navarretia filicaulis L. P. Janeway 2003-6-14 7840 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  CHSC41025  Navarretia heterandra Pauleen Broyles 1982-5-10 567 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  CHSC66053  Navarretia heterandra Vernon H. Oswald; Lowell Ahart 1996-5-6 7539 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy 36 NE of Red Bluff. Between the SW end of Hog Lake and the parking lot on Hwy. 36. 265 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
  UCD48446  Navarretia heterandra John Thomas Howell 1955-6-12 30305 Tehama Rolling Plains, 8.5 miles south of Corning, Tehama Co. Comment
  CHSC84302  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2003-6-11 10250 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS97262  Navarretia intertexta var. intertexta Vernon H. Oswald 1995-5-22 6742 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 207 Comment
  UCD33123  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama Tehama County, 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 609 Comment
  SJSU11625  Navarretia leptalea subsp. leptalea J. W. Tilden 1960-6-26 1486 Tehama by Wilson L 1524 Comment
  UCD36226  Navarretia leucocephala Beecher Crampton 1953-4-29 1152 Tehama Tehama County, 2 miles north of Vina, along US Highway 99E. Comment
  CDA16182  Navarretia leucocephala G. F. Hrusa, J. Hart 1999-4-29 15035 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 137 Comment
  SEINET9337880  Navarretia leucocephala Unknown 1999-4-29 15035 Tehama Coyote Creek Conservation Area Comment
  UCD48516  Navarretia leucocephala John Thomas Howell 1955-6-12 30303 Tehama Dried bed of vernal pool, 8.5 miles s. of Corning, Tehama County. 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
  JEPS88119  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald 1996-4-29 7490 Tehama nw of Corning (CDFG parcel on the s side of Gyla Rd, Thomes Creek Ecological Reserve, nw side of Sacramento Valley); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  UC1056268  Navarretia leucocephala subsp. leucocephala Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3133 Tehama 8 mi ne Flournoy (along Paskenta Road, w Tehama County) Comment
  JEPS81062  Navarretia linearifolia subsp. pinnatisecta J. P. Smith and T. W. Nelson 1978-7-22 10044 Tehama Tedoc Gap Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  CHSC66495  Navarretia pubescens Vernon H. Oswald; Lowell Ahart 1996-5-20 7595 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slopes above Paynes Creek. 164 Comment
  JEPS70429  Navarretia pubescens W. L. Jepson 1927-6-25 12352 Tehama Pine Creek road station 60 Comment
  UCD32600  Navarretia pubescens Beecher Crampton 1954-6-15 1960 Tehama Tehama County, 3 miles east of Paskenta, flats of Thomes Creek. 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
  CHSC86982  Navarretia tagetina Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  JEPS97254  Navarretia tagetina Vernon H. Oswald 1995-5-9 6710 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), 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 219 Comment
  UC1607544  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  UC967209  Navarretia viscidula L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3381 Tehama 8 mi nw Red Bluff 91 Comment
  UCD48716  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama Dry clay flat, 1 mile south of Cottonwood in Tehama Co. 137 Comment
  CDA20546  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 2 of 2. 0 Comment
  CHSC66049  Nemophila heterophylla Vernon H. Oswald; Lowell Ahart 1996-5-6 7518 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the bank of Paynes Creek. 124 Comment
  RSA755318  Nemophila heterophylla L. P. Janeway 2009-3-28 9687 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. 468 Comment
  UC1023472  Nemophila heterophylla Milo S. Baker 1953-4-26 12559 Tehama in foothills 5 mi w Paskenta; w of Paskenta in foothills Comment
  CHSC67229  Nemophila pedunculata James D. Jokerst 1981-2-23 1243 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS1939  Nemophila pedunculata Joseph Grinnell 1927-5-16 Tehama Battle Creek Meadows 1219 Comment
  RSA93060  Nemophila pedunculata Milo S. Baker, H. K. Wagnon 1954-7-11 13019 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  CHSC82303  Nuttallanthus canadensis Lowell Ahart 2002-4-27 9553 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
  CHSC2302  Odontostomum hartwegii M. Underhill 1953-5-3 Tehama 152 Comment
  CHSC40846  Odontostomum hartwegii Pauleen Broyles 1982-5-4 526 Tehama Near Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS62081  Odontostomum hartwegii W. L. Jepson 1932-5-9 16341 Tehama 2 mi. n.e. Red Bluff 103 Comment
  JEPS94242  Odontostomum hartwegii Vernon Oswald and Lowell Ahart 1998-5-14 9042 Tehama Highway 36 w of Red Bluff 1.3 mi w of Cannon Road; Highway 36 274 Comment
  JEPS97290  Odontostomum hartwegii Vernon H. Oswald and L. Ahart 1995-4-25 6693 Tehama Cascade Range Foothills, Stony Tuscan Loam. 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 198 Comment
  JEPS97340  Oenanthe sarmentosa Vernon H. Oswald and L. Ahart 1995-7-31 7164 Tehama T29N R1W SE1/4 NE1/4 Sec. 4, 1200 ft, Cascade Range Foothills, Blue Oak Wood-land. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6) 365 Comment
  CDA40562  Onopordum acanthium Ryan Jennings 2014-5-28 PDR# 520 P06087266 Tehama East side of Wilder Road, north of Reeds Creek Road. 0 Comment
  CHSC29841  Orcuttia pilosa K. R. Stern 1980-6-16 6662 Tehama Vernal pool, 0.7 mi. E of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
  CHSC52889  Orcuttia pilosa R. D. Stone 1986-8-22 797 Tehama Central Valley. Vina Plains, 0.7 miles E of Leininger Road and 1.3 miles NE of its intersection with Highway 99. Vernal pool. 74 Comment
  JEPS84169  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-3 829 Tehama 0.2 mi n Tehama-Butte County line (1.9 mi ssw of the intersection of Hwy 99 and Rowles Road); Central Valley, Vina Plains 57 Comment
  UCD88248  Orcuttia pilosa F. T. Griggs 1973-6-16 s.n. Tehama 16 miles north of Chico. 100 meters south of Lassen Road, 0.5 mile east of Hwy. 99. Comment
  SEINET4080555  Orcuttia pilosa L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  SEINET4080580  Orcuttia pilosa L. M. Boykin, P. M. Hall 2003-1 Tehama Comment
  CAS-BOT-BC254350  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, State Highway 36, 10.8 miles NE of Red Bluff Comment
  CHSC52902  Orcuttia tenuis R. D. Stone 1986-7-23 784 Tehama Central Valley. Reservoir 466, about 15 miles NE of Red Bluff, 3.6 miles NW of Dales Lake on Inks Creek Ranch. Pond. Comment
  CHSC52903  Orcuttia tenuis R. D. Stone 1986-7-21 774 Tehama Central Valley. Ca. 10 miles NE of Red Bluff, S side of unpaved road to Tuscan Buttes 0.9 miles E of its intersection with Highway 36. Pond. 292 Comment
  CHSC64826  Orcuttia tenuis Vernon H. Oswald 1995-6-4 6824 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of Dales Lake (collected at the SW corner). 213 Comment
  HSC102899  Orcuttia tenuis J. P. Smith 2014-5-28 13853 Tehama Hog Lake, along State Route 36 264 Comment
  JEPS83907  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 844 Tehama 1.1 mi ne Dales (0.3 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 205 Comment
  JEPS84127  Orcuttia tenuis R. D. Stone 1986-8-24 803 Tehama e pasture 0.1 mi w eastern preserve boundary (just s of Lassen Road 2.3 mi e of its intersection with Hwy 99); Central Valley, TNC Vina Plains Preserve 68 Comment
  JEPS84134  Orcuttia tenuis R. D. Stone 1986-7-21 774 Tehama s side of unpaved road to Tuscan Buttes 0.9 mi e intersection with Highway 36 (ca 10 mi ne of Red Bluff); Central Valley 292 Comment
  SBBG100081  Orcuttia tenuis R. D. Stone 1986-7-23 784 Tehama Reservoir 466, about 15 mi NE of Red Bluff and 3.6 mi NW of Dales Lake on Inks Crk Ranch Comment
  UC1738844  Orcuttia tenuis Dean W. Taylor 1991-4-11 11603 Tehama west base of Tuscan Buttes, in large vernal pool ('Seven Mile Lake') 286 Comment
  UCD88256  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, along State Hwy. 36. Comment
  SEINET11665623  Orcuttia tenuis Unknown 1982-1 Tehama Comment
  CAS-BOT-BC349979  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-8-18 36072 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC1945182  Oreostemma alpigenum var. andersonii David Keil with Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Hwy 89. 0.8 mi S of Lassen Volcanic National Park southern boundary. Comment
  CHSC105639  Orobanche californica subsp. grayana Lowell Ahart; John Dittes 2010-10-4 17278 Tehama Northwest meadow area 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
  SEINET516283  Orobanche fasciculata Vernon H. Oswald 1997-5-14 8460 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) S of Moak Trailhead. 1067 Comment
  UCD80489  Orobanche uniflora CNPS SN Foothill Team 2006-3-28 SNFN 0349 b Tehama TNC, Dye Creek Preserve, about 1000 m SW of the TNC office. 185 Comment
  CHSC69653  Oxypolis occidentalis Vernon Oswald; Lowell Ahart 1997-9-9 8863 Tehama Forest Rd. 26N19 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  JEPS120573  Oxypolis occidentalis B. Castro and L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca 0.5 mi E of Hwy 36. Comment
  JEPS94369  Oxypolis occidentalis Vernon Oswald and Lowell Ahart 1997-9-9 8863 Tehama 1.1 mi se of Highway 32 (Forest Road 26N09 at Cascade Creek, nw of Chico Meadows); Cascade Creek, Forest Road 26N09 Comment
  JEPS76259  Oxyria digyna Todd Keeler-Wolf 1977-9-10 658 Tehama n face South Yolla Bolly Mountains 2346 Comment
  HSC81954  Packera greenei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4879 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS76656  Packera greenei L. R. Heckard 1972-6-17 2968 Tehama w slope Tedoc Mt. 1310 Comment
  JEPS103584  Packera subnuda Lowell Ahart 2002-6-29 9812 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
  JEPS60656  Paeonia brownii W. L. Jepson 1899-5-27 Tehama Greasewood Hills Yollo Bolly Mts. Comment
  CHSC60484  Panicum acuminatum var. acuminatum C. Glascock 1965-5-15 428 Tehama Viola, on Manton Road, ca 1/2 way between road and elevated ditch. Comment
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Jul 15 2013
  CHSC41059  Panicum dichotomiflorum subsp. dichotomiflorum Pauleen Broyles 1982-6-24 832 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch ca 45 m south of Lassen Road. 70 Comment
  RSA739755  Parnassia californica John Dittes, Josephine Guardino, L. Ahart 2003-8-23 791 Tehama High N coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, Groundwater seep wetland on slope SE of Square Lake. 2152 Comment
  CAS-BOT-BC181182  Paronychia ahartii R. F. Hoover 1942-5-20 5879 Tehama Just west of Jelley's Ferry Comment
  CHSC65758  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-4-8 7326 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Plateau on the E side of Paynes Creek N of its mouth of the Sacramento River. 106 Comment
  JEPS82501  Paronychia ahartii Jean Langenheim 1958-4-19 4480 Tehama along highway 99 between Williams and Oroville; on Tehama gravel plains Comment
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Jul 22 2013
  LA106659  Paronychia ahartii Rimo Bacigalupi; Herbert L. Mason, Lucile Mason 1958-4-23 6290 Tehama Lower portions of Kirkwood plains, about 2 mi. W of Kirkwood and about 1.5 mi. W of U.S. Highway 99, about 7 mi. S of Corning 73 Comment
  SD131826  Paronychia ahartii Rimo Bacigalupi, Drs. Herbert & Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, ca. 2.0 miles west of Kirkwood and about 0.5 mile west of U. S. Highway 99. 79 Comment
  UCD18761  Paronychia ahartii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 54 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK014, UTMs: 10T0581081; 4466479. Comment
  CHSC41061  Paspalum distichum Pauleen Broyles 1982-6-18 757 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch. 66 Comment
  HSC10538  Paspalum urvillei L. T. Gault 1964-3-23 4 Tehama 1.5 mi. from Sherwood Blvd. up Mill Creek, Los Molinos Comment
  CHSC117629  Passiflora caerulea Lowell Ahart; John Dittes 2016-8-25 21311 Tehama South of the parking area, along a dirt road, about 300 yards west of the Sacramento River, Anderson River Park, 0.7mile (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
  SBBG2718  Pectiantia breweri H. and M. Dearing 1938-6-26 2116 Tehama 17 mi E of Mineral Comment
  CHSC65066  Pectiantia pentandra Vernon H. Oswald; Lowell Ahart 1995-7-17 7085 Tehama Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  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
  CHSC79096  Pectocarya pusilla B. Castro; L. P. Janeway, C. Warren 2000-3-21 1041 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 289 Comment
  CHSC96631  Pectocarya pusilla Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13619 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
  JEPS88462  Pectocarya pusilla Vernon H. Oswald and Lowell Ahart 1996-3-25 7270 Tehama BLM parcel along Hwy 36 ne of Red Bluff (in ne corner of parcel, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 198 Comment
  SBBG7096  Pedicularis densiflora H. and M. Dearing 1938-6-23 2117 Tehama near S Entrance of Lassen Volcanic Nat Park, 17 mi E of Mineral 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
  JEPS94924  Pellaea mucronata var. mucronata Vernon H. Oswald and Lowell Ahart 1997-5-14 8437 Tehama on Ponderosa Way (Forest Rd. 28N29) 7.9 mi s Plum Creek Rd. (between Paynes Creek and Cohasset, 1.6 mi nw of the South Fork Antelope Creek) 1018 Comment
  JEPS128465  Penstemon anguineus Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -066 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. 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
  UCSB63856  Penstemon anguineus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 NE1/4 Sect 8; Cascade Range Foothills; at the northeast end of the parcel 188 Comment
  JEPS101508  Penstemon cinicola Dean W. Taylor 1997-6-25 16090 Tehama open slopes between Forest Road 28N70 and Turner Lake, Lassen National Forest 1920 Comment
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Nov 19 2007
  UC1034006  Penstemon deustus var. deustus Francis W. Pennell Jul 22 1940-Jul 23 1940 26242 Tehama Route 89 Bluff Falls s Sulphur Works (s of Mount Lassen); , Bluff Falls s of Sulphur Works 1889 Comment
  JEPS11265  Penstemon gracilentus Jos. Grinnell 1925-7-3 Tehama 3 mi s Mineral (Turner Mountain); , s of Mineral 1828 Comment
  UC704294  Penstemon heterophyllus var. purdyi Frank A. Pitelka 1946-6-15 198 Tehama two mi se Beegum; se of Beegum 502 Comment
  SEINET11053225  Penstemon laetus subsp. leptosepalus Karl A. Vincent 1987-6-25 4433 Tehama Sierra Nevada, Deer Creek Canyon; along CA 32 just north of Potato Patch Campground, ca. 8.9 mi SW of jct. CA 36/89, ca 11.5 air mi SE of Mineral 1097 Comment
  CHSC43776  Penstemon neotericus Vernon Oswald 1984-6-7 1260 Tehama Calif. Hwy 32, 1.0 mi n-e of Potato Patch Campground. 1127 Comment
  RSA305801  Penstemon neotericus James R. Shevock 1972-7-24 2196 Tehama Hwy 32, S. of Lassen Park 915 Comment
  UC696742  Penstemon neotericus David D. Keck 1930-7-24 967 Tehama 17 mi w Chester (Domingo Springs, eastern Tehama County); Sierra Nevada, Domingo Springs 1525 Comment
  CAS-BOT-BC245666  Penstemon newberryi var. newberryi John Thomas Howell 1977-6-20 52366 Tehama Deer Creek Road n orth of Colby Mountain, Sierra Nevada Comment
  CHSC85276  Penstemon purpusii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 798 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  NY651291  Penstemon rydbergii var. oreocharis A. A. Heller 1936-8-18 s.n. Tehama Upper King Creek Meadow Camp, Lassen Volcanic National Park. 2225.0 Comment
  CHSC27524  Pentagramma triangularis Michael F. Henetz 1978-3-23 3 Tehama Deer Creek Canyon. Ca. 180 m sse Hwy 32, ca. 150 m ssw of bridge over Deer Creek, and ca. 20.7 km sw of junction of Hwy 32 and Hwy 89. 1098 Comment
  CHSC102484  Pentagramma triangularis subsp. triangularis L. P. Janeway 2009-3-28 9668 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
  CHSC66553  Perideridia kelloggii Vernon H. Oswald; Lowell Ahart 1996-7-8 7957 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 182 Comment
  CHSC77521  Perideridia kelloggii Hiedi West; Julie Cunningham, Natalie Wight 1998-6-25 Tehama Red Bank (Dippingvat). Vicinity of South Fork Cottonwood Creek. 335 Comment
  JEPS89894  Perideridia parishii subsp. latifolia Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11445 Tehama Wilson Lake Cascade Mts., Childs Meadows 7 1/2 Quad. 1985 ed., Wilson La 1606 Comment
  CHSC84611  Persicaria punctata Lowell Ahart; John Dittes 2003-9-17 10599 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
  CHSC68934  Petasites frigidus var. palmatus Vernon Oswald; Lowell Ahart 1997-7-7 8693 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC118050  Petrorhagia dubia Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 193 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC66013  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1996-4-29 7494 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. Nw of Corning. (Collected on a gravel bar along the intermittent stream ca. 0.3 mi E of the W boundary). 102 Comment
  JEPS122122  Petrorhagia dubia Lowell Ahart, John Dittes 2014-5-16 19495 Tehama About 200 yards southwest of the lone oak tree, about 1/2 miles east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  SEINET12765173  Petrorhagia dubia Barbara Ertter 1990-5-12 8938 Tehama NW side of Dry Fork Creek NW of jct of Hwy 36 and Rt A5 (Bowman Rd) ca 15 air miles WNW of Red Bluff, on Reed property.; 0 183 Comment
  UC2042834  Petrorhagia dubia Barbara Ertter 1990-5-12 8938 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  CHSC118386  Petrorhagia dubia Tim Kask 2015-4-27 241 Tehama Antelope Creek along 'McClure Trail' 10T 0599021/4458480 Comment
  HSC35421  Petrorhagia dubia Robert M. Specht 1975-5-4 173 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  CHSC23397  Phacelia egena Bob Garamendi 1974-5-10 26 Tehama Miller/Deer Creek Study Area. 1 mi SW of Antelope Creek on Belle Melle Road. 975 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
  JEPS122062  Phacelia egena Lowell Ahart, John Dittes 2014-5-17 19508 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS2168  Phacelia egena W. L. Jepson 1899-4-26 21056 Tehama Stiver's Ranch Crane Creek (w Tehama Co.) Comment
  JEPS95753  Phacelia egena Vernon H. Oswald and L. Ahart 1995-4-17 6674 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, basalt substrate. 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
  UC1228235  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5310 Tehama summit Ovenlid 1981 Comment
  POM305333  Phacelia egena Henry J. Ramsey, Henry J. Ramsey 1938-8-1 685 Tehama Mineral King [written on specimen: Mineral? Not Mineral King of Tulare Co. - Heckard]. Comment
  UC985578  Phacelia egena Milo S. Baker and H. K. Wagnon 1953-7-11 12839 Tehama 3 mi above Whitlock Camp (w Tehama Co.) 1524 Comment
  UC660065  Phacelia heterophylla subsp. virgata Alan A. Beetle 1941-6-27 2749 Tehama Route 32 20 mi ne Lomo (banks above creek); Deer Creek 1219 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
  RSA91142  Phacelia imbricata subsp. imbricata Milo S. Baker 1953-5-9 12606 Tehama Logging road west of Paskenta at 6 mile post. Comment
  CHSC94330  Phacelia mutabilis Lowell Ahart 2006-7-19 13049 Tehama East side of 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
  HSC13722  Phacelia mutabilis Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  HSC95447  Phacelia mutabilis L. Ahart 2001-6-16 8868 Tehama On the E side of the dirt road, near Ike Dye Hill, about 2 mi. W of Hwy. 32, W of Soda Springs Campground, about 3 mi. W of Butte Meadows 1341 Comment
  CHSC48473  Phacelia procera Vernon Oswald 1986-6-18 2124 Tehama Round Valley Rd. (M4) 38.0 mi w of Paskenta. 1615 Comment
  CHSC107247  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
  UC1127352  Philadelphus lewisii P. L. Johannsen 1936-8-26 995 Tehama 1 1/4 mi ne jctn. Rattlesnake and Deer Creeks; Lassen National Forest, Paynes Creek Quadrangle Comment
  RSA141295  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2104 Comment
  UC1183422  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama ca. 1/2 mi e Ides Cove (rivulet above the road, se side of South Yolla Bolly Mountain); se side South Yolla Bolly Mountain, e of Ides Cove 2103 Comment
  UCD89345  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  JEPS69953  Phlox diffusa Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  UC556434  Phlox speciosa subsp. occidentalis Rimo Bacigalupi 1934-5-29 2407 Tehama along Paskenta to Covelo Road (close to Mendocino-Tehama County line); Mendocino National Forest, Government Flat 1828 Comment
  UC1078852  Phoradendron villosum Job Kuijt 1957-5-21 1360 Tehama 8 mi. w. Mineral (Hwy. 36) 1493 Comment
  CAS-BOT-BC58801  Phyllodoce breweri John Thomas Howell 1960-8-19 36120 Tehama Lassen Volcanic National Park - Brokeoff Mt. Trail 2346 Comment
  RSA739805  Physalis lancifolia John Dittes, Josephine Guardino 2008-10-8 1545 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence 63 Comment
  JEPS118099  Pilularia americana Lowell Ahart, John Dittes 2011-6-9 17431 Tehama Rio De Los Molinos Land Grant. Bottom of large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  UCD18765  Pilularia americana Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 58 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK011, UTMs: 10T0581081; 4466480. Comment
  CHSC24164  Pinus contorta subsp. murrayana C. E. Stopher 1976-1-17 2 Tehama At Deer Creek Meadows, lining Hwy. 32 3.2 km w of jct. Hwy. 32 and Hwy. 36. 1387 Comment
  UC400318  Pinus monticola W. P. Taylor Aug 10 1913-Aug 11 1913 Tehama 2 mi s S. Yolla Bolly Mt.; Mt. Lynn Comment
  RSA616278  Pinus ponderosa B. J. Cox, D. B. Dunn 1971-6-10 2839 Tehama 16 miles east of Red Bluff on California Highway 36. 366 Comment
  RSA304257A  Piperia elongata James R. Shevock 1972-7-24 2253 Tehama Hwy 32, S. of Lassen Park. 1280 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
  UC725643  Plagiobothrys austiniae A. A. Heller 1927-4-19 14346 Tehama 10 mi n Chico (highway) Comment
  JEPS88110  Plagiobothrys bracteatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7525 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 124 Comment
  RSA90603  Plagiobothrys bracteatus Milo S. Baker 1953-5-10 12617 Tehama Above the logging road, west of Paskenta, between 6 and 7 mile posts Comment
  JEPS68016  Plagiobothrys canescens W. L. Jepson 1899-4-30 21140 Tehama Red Bluff Comment
  JEPS68015  Plagiobothrys canescens W. L. Jepson 1899-4-25 21141 Tehama Salt Creek Rosewood Comment
  UCD80156  Plagiobothrys fulvus var. campestris CNPS SN Foothill Team 2006-4-7 SNFN 0443 Tehama Private Wurlitzer Ranch. 137 Comment
  RSA32922  Plagiobothrys glyptocarpus A. A. Heller 1929-4-30 14852 Tehama Ranch. Comment
  CHSC64509  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1995-4-3 6562 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 and the airstrip sw of the Old Hwy. Pool. 216 Comment
  UC1586618  Plagiobothrys greenei Vernon H. Oswald and Lowell Ahart 1991-5-9 4552 Tehama Paynes Creek Recreation Area located ca 1.5 mi ne of the Bend Bridge over Sacramento River (ca 6.5 mi nne of Red Bluff,ll 1000 ft se of se corner pond at entrance kiosk); Paynes Creek Recreation Area Comment
  CAS-BOT-BC231014  Plagiobothrys hispidulus John Thomas Howell 1943-8-8 19193 Tehama Anthony Peak Comment
  CAS-BOT-BC231016  Plagiobothrys hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CHSC102365  Plagiobothrys nothofulvus L. P. Janeway 2009-3-28 9671 Tehama Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC28990  Plagiobothrys nothofulvus J. D. Jokerst 1979-4-14 200 Tehama Adjacent to telephone installation N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  JEPS104301  Plagiobothrys nothofulvus Lowell Ahart 2003-4-17 10113 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  SBBG121314  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama Vestal Rd, ca. 5.3 mi W of intersection of Cannon Rd and Reeds Crk Rd, ca. 21 mi W of Red Bluff 304 Comment
  CHSC36831  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  JEPS104060  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2003-6-11 10239 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
  SEINET10781224  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 Ahart 10783 Tehama T23N, R7W, northeast 1/4 Section 20. Normal size plants, on dry black humus, on the sides of a shallow 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
  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
  UCD21103  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 279 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  CHSC56972  Plagiobothrys tenellus Steven Triano; Stefani Eiben 1988-5-7 157 Tehama Ca 30 ft nw of Hwy. 36 and 11.9 mi w of Mineral. 880 Comment
  HSC49713  Plagiobothrys tener J. O. Sawyer, R. J. Cole 1979-5-13 3360 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  CHSC41019  Plantago bigelovii Pauleen Broyles 1982-3-23 367 Tehama The Nature Conservancy Vina Plains Preserve. On a rise, ca 100 m south of Lassen Rd and w of irrigation ditch in w pasture. 68 Comment
  CDA43186  Plantago coronopus Richard R. Halse 2015-3-21 9329 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. Comment
  CHSC54012  Plantago elongata Vernon H. Oswald; Lowell Ahart 1991-5-9 4556 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of a newly constructed pond ca. 0.5 mi southeast of the entrance kiosk. 112 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
  HSC27270  Plantago erecta J. P. Smith 1972-3-23 5105 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  CHSC94549  Plantago lanceolata Lowell Ahart 2006-9-9 13251 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
  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
  CHSC115818  Plantago major Lowell Ahart; John Dittes 2015-8-5 20461 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC23886  Platanthera leucostachys L. V. Ritter 1969-6-15 363 Tehama 0.4 mi. w of Soda Springs Campground, 200 yds. S of Highway 32. Comment
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Jul 20 2009
  RSA66994  Platanthera leucostachys Philip A. Munz 1951-7-25 16881 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
  JEPS51581  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Salt Creek , tributary of the Cottonwood (tributary of the Cottonwood) Comment
  SEINET3124156 Image available Platystemon californicus A. A. Heller 1937-4-24 15925 Tehama In a meadow near the junction of State Highways #16 and #20 Comment
  RSA424681  Plectritis ciliosa Aaron Liston, M. Blumler 1987-4-24 655 -7 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC88841  Plectritis ciliosa subsp. ciliosa A. Peterson 2003-4-10 33 Tehama Hwy 36 east of Red Bluff. Between Paynes Creek and Lassen Lodge. UTM: 598060E 4466650N. 749 Comment
  JEPS5143  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama Crane Creek, western Tehema County Crane Creek Comment
  JEPS94148  Plectritis ciliosa subsp. ciliosa Vernon Oswald and Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  JEPS95955  Plectritis ciliosa subsp. insignis Vernon H. Oswald and L. Ahart 1999-4-21 9712 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NW1/4 Sect. 23, 2100 ft, blue oak woodland 640 Comment
  CHSC57527  Plectritis macrocera B. G. Clark 1987-4-6 16 Tehama South side of Hogsback Rd 3.8 mi east of Hwy 99. Approx 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  CAS-BOT-BC453489  Pleuricospora fimbriolata Wm. Bridge Cooke; V. G. Cooke; L. Bodine 1978-8-28 s.n. Tehama Merrill A. Bauer yard, Mineral Home Owners' Assn., White Fir Lane, Mineral 1524 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
  HSC10639  Poa bolanderi C. R. Ball 1932-7-23 658 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  CAS-BOT-BC254916  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama Ellis Ranch, North-Central part of county Comment
  JEPS97478  Poa bulbosa Vernon H. Oswald and L. Ahart 1995-3-19 6522 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
  UCD36235  Poa bulbosa Beecher Crampton 1953-4-29 1168 Tehama Tehama County, 1 mile south of Dales, along Route 36. Comment
  UCD90672  Poa bulbosa Morris Halperin 1931-4-27 324 Tehama Red Bluff. R. W. Hanna's ranch. Comment
  UCD80595  Poa howellii CNPS SN Foothill Team 2005-6-30 SNNR 0452 b Tehama USFS Lassen National Forest, Ishi Wilderness, on ridge leading S from Lassen Trail. 1000 Comment
  UCD91873  Poa pratensis Beecher Crampton 1954-6-16 1979 Tehama 1 mile south of Howell Saddle, Crane Mills logging road, Mendocino National Forest-Paskenta District. 1828 Comment
  UCD90318  Poa secunda A. A. Beetle 1942-5-19 3281 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CAS-BOT-BC243270  Poa secunda subsp. secunda Doris Kildale Gillespie 1930-5-14 9397 Tehama Between Mineral and Paynes Creek Comment
  CHSC102244  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2009-4-25 9762 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
  CHSC102313  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2009-4-25 9781 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
  CHSC35637  Poa secunda subsp. secunda R. E. Preston 1982-4-4 221 Tehama Along jeep trail, ca. 3/4 mi s of Salt Creek Saddle on Round Valley Rd, ca. 4 mi w of Newville. 390 Comment
  CHSC64382  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1995-3-19 6528 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the s tip of the reserve. 207 Comment
  CAS-BOT-BC244268  Podagrostis humilis George W. Gillett 1957-8-18 1098 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mountain trail, from Sulphur Works checking station up 0.25 mile to stream crossing near extensive talus formation 2103 Comment
  CAS-BOT-BC244273  Podagrostis humilis John Thomas Howell 1960-8-18 36103 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC27827  Pogogyne zizyphoroides A. K. Bos 1978-4-14 13 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  CHSC66116  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1996-4-29 7472 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  JEPS62472  Pogogyne zizyphoroides W. L. Jepson 1932-5-9 16357 Tehama NE of Red Bluff, 3 to 4 mi by road. 137 Comment
  JEPS97241  Pogogyne zizyphoroides Vernon H. Oswald and L. Ahart 1995-4-17 6646 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
  UC725644  Pogogyne zizyphoroides A. A. Heller 1927-4-19 14345 Tehama highway 10 miles north of Chico Comment
  CHSC63217  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama On the north side of Humboldt road, west of the bridge across Butte Creek, east of the intersection of Skyway (Bull Hill Road) and Humboldt Road, Butte Meadows. 1325 Comment
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Nov 18 2007
  JEPS127140  Polanisia dodecandra subsp. trachysperma Lowell Ahart, John Dittes 2016-8-25 21305 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
  OBI5330  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama On ranch rd made from gravel from adj Antelope crk, 6 mi W of Red Bluff Comment
  UCD116378  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Antelope Creek, 6 miles W of Red Bluff. Comment
  UC923126  Polemonium californicum Freed W. Hoffman 1950-7-4 3345 Tehama trail to North Yolla Bolly from White Rock Guard Station (near Trinity-Tehama county border); trail to North Yolla Bolly fr White Rock Guard Station Comment
  JEPS108871  Polemonium occidentale Lowell Ahart 2006-7-25 13069 Tehama East side of a 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 1540 Comment
  JEPS102778  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC115549  Polygonum aviculare Lowell Ahart; John Dittes 2015-8-5 20468 Tehama East side of Childs Meadow, 150 yards west of Hihgway 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-BC414186  Polygonum aviculare subsp. depressum R. E. Frenkel 1964-9-30 912 Tehama On California Highway 36, 4.3 miles west of Mineral 1356 Comment
  CAS-BOT-BC109124  Polygonum bidwelliae Ella D. Cantelow 1953-6-16 s.n. Tehama About 11 miles west of Mineral. Comment
  CAS-BOT-BC109126  Polygonum bidwelliae R. C. Barneby; J. T. Howell 1954-5-14 11483 Tehama 9 miles east of Paynes Creek. 1005 Comment
  CHSC68595  Polygonum bidwelliae Vernon H. Oswald; Lowell Ahart 1997-5-14 8453 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. On a low, dry, rocky, roadside bank through Tuscan mudflow. 725 Comment
  SEINET3405106 Image available Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama hills on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles S of Manton Comment
  UC525865  Polygonum bidwelliae L. V. Compton 1930-6-19 Tehama 3 mi w Payne's Creek; Meadow Ranch Comment
  CHSC79078  Polygonum bolanderi L. P. Janeway 2000-6-30 6872 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  UC990727  Polygonum bolanderi Roxana S. Ferris 1953-11-9 12703 Tehama on State Hwy 36 about 12 mi w Mineral 914 Comment
  CHSC64723  Polygonum californicum Vernon H. Oswald 1995-5-22 6743 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. Scattered plants on bare patches of gravelly soil on the basalt flow at the south tip of the reserve. 207 Comment
  CHSC64919  Polygonum californicum Vernon H. Oswald; Lowell Ahart 1995-6-13 6844 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. Locally common on the gravelly bed of the old highway s of the Old Hwy. Pool. 219 Comment
  UC1001301  Polygonum davisiae Louise Kellogg 1952-7-12 25 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  JEPS115509  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16322 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  JEPS87930  Polygonum douglasii subsp. johnstonii Barbara Ertter, Brad Olson 1991-7-6 10400 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  CHSC94379  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-7-19 13030 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
  CAS-BOT-BC418532  Polygonum minimum John Thomas Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  JEPS108921  Polygonum polygaloides subsp. confertiflorum Lowell Ahart 2006-7-19 13030 Tehama about 100 yds W of the dirt road, about 50 yds E of Colby Creek, about 2 air mi SE of Colby Mountain, about 5 air mi NE of Butte Meadows 1525 Comment
  CAS-BOT-BC109259  Polygonum shastense John Thomas Howell 1960-8-19 36155 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2682 Comment
  CHSC65694  Polypodium calirhiza Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7273 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the south bank of Paynes Creek, near the end of the gravel road running westward from the parkinglot on Hwy 36. 106 Comment
  HSC75059  Polypogon interruptus J. P. Smith, Thomas W. Nelson 1978-7-22 10052 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CHSC86786  Polypogon maritimus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  UCR119038  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama 0.5 mile east of Paskenta along Thomes Creek. 320 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
  JEPS106120  Polystichum imbricans subsp. curtum Lowell Ahart 2004-4-10 10734 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  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
  CHSC86085  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 50 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants located on tr to Lower Deer Creek Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 990 Comment
  CHSC86086  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 49 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Bottom of cliff face 100 ft. uphill of tr to Lower Deer Creek Falls, about midway to Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 1005 Comment
  SEINET10568465  Polystichum munitum Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2843 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
  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
  CAS-BOT-BC267178  Potamogeton foliosus D. Showers 1980-7-19 DS 4380 Tehama 0.25 mile S of WIndy Point, Diamond Peak, Lassen Volcanic National Park 2072 Comment
  CHSC57838  Potamogeton nodosus Vernon H. Oswald; Lowell Ahart 1992-4-21 4922 Tehama Finley Lake on Hogsback Rd. (Forest Rd. 28N24), ca. 5.5 mi (air) SE of Paynes Creek. 850 Comment
  JEPS66420  Potamogeton pusillus L. R. Heckard and P. Rubtzoff 1971-7-31 2682 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  RSA739756  Potentilla glandulosa subsp. ashlandica John Dittes, Josephine Guardino, L. Ahart 2003-8-23 794 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Square Lake. 2136 Comment
  CAS-BOT-BC540576  Potentilla gracilis var. fastigiata Alice Eastwood; John Thomas Howell 1941-7-9 9809 Tehama Government Flat Comment
  CAS-BOT-BC540582  Potentilla gracilis var. fastigiata Ethel Crum 1937-8-7 1954 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  CHSC115552  Potentilla millefolia Lowell Ahart; John Dittes 2015-8-5 20441 Tehama Meadow, East side of Childs Meadow, 150 yards west of Highway 36, 0.69 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
  CHSC48863  Potentilla millefolia Vernon Oswald 1984-6-7 1265 Tehama Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  CAS-BOT-BC163062  Prunus emarginata P. A. Munz 1951-7-26 16955 Tehama South face of South Yolla Bolly Pk. 2057 Comment
  CHSC70903  Prunus subcordata Vernon Oswald; Lowell Ahart 1998-4-27 8975 Tehama Weemasoul Rd. near its junction with Pettyjohn Rd., west of Red Bluff and southeast of Platina. Along the edge of the road. 417 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
  CHSC40519  Pseudognaphalium luteoalbum Pauleen Broyles 1982-7-20 799 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch. 60 Comment
  JEPS88098  Pseudognaphalium luteoalbum Vernon H. Oswald and Lowell Ahart 1996-5-27 7651 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (n side of creek ca. 0.1 mi e of w boundary of reserve, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve, Thomes C 105 Comment
  CHSC66040  Pseudognaphalium stramineum Vernon H. Oswald; Lowell Ahart 1996-5-6 7513 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. By stream at this location. 182 Comment
  CHSC84428  Pseudostellaria jamesiana Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10536 Tehama Along a small streamlet, on both sides of the trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. 2118 Comment
  UCD98438  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama beside trail to Square Lake, 1 mile east of the lake, north side of South Yolla Bolly Mountain. 2133 Comment
  CDA15859  Psilocarphus brevissimus G. F. Hrusa, J. Hart 2000-4-8 15304 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  SEINET9306425  Psilocarphus brevissimus Unknown 1999-4-29 15034 Tehama Coyote Creek Conservation Area 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
  CHSC61955  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4360 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC61956  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4358 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC79960  Psilocarphus brevissimus var. brevissimus L. P. Janeway 2000-5-16 6737 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  JEPS22649  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6287 Tehama about 2 mi w Kirkwood (lower portion of plains, about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  JEPS110283  Psilocarphus tenellus Lowell Ahart 2006-7-19 13020 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
  JEPS122121  Psilocarphus tenellus Lowell Ahart 2014-5-8 19438 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  CHSC65914  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1996-4-15 7372 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Cluster of pools on the S side of the intermittent stream ca. 0.4 mi E of the lane. 106 Comment
  CAS-BOT-BC148614  Ptelea crenulata Doris Kildale Gillespie 1930-5-9 9278 Tehama 12 miles west of Paynes Creek on Susanville Road Comment
  CAS-BOT-BC148616  Ptelea crenulata L. P. Janeway 1991-4-18 3910 Tehama South side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River 137 Comment
  RSA767837  Ptelea crenulata L. Ahart, John Dittes 2010-7-17 16881 Tehama North-aspect on south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 773 Comment
  CHSC118700  Ptelea trifoliata Wendy L. Boes 2016-5-25 2016001 Tehama Lassen National Forest. Located on Middle Ridge, between the middle and south forks of Antelope Creek, along Forest Road 28N11. UTM 603811 E, 4457733 N, NAD 83 Zone 10 North. 1036 Comment
  CAS-BOT-BC460558  Pterospora andromedea H. F. Copeland 1920-7-17 112 Tehama Butt Mountain 1828 Comment
  CHSC92802  Pterostegia drymarioides John Dittes; Josephine Guardino 2005-5-11 1111 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
  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
  CAS-BOT-BC465509  Pyrola asarifolia H. F. Copeland 1920-7-7 94 Tehama Butt Mt. 1828 Comment
  CAS-BOT-BC462808  Pyrola dentata Alice Eastwood; John Thomas Howell 1941-7-9 9765 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1736005  Pyrola picta Dean W. Taylor 1972-6-17 1496 Tehama Beegum Peak, Comment
  CAS-BOT-BC462903  Pyrola picta John Thomas Howell 1960-8-19 36148 Tehama Lassen Volcanic National Park: Brokeoff Mt. Trail 2590 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
  UC5575  Quercus durata W. W. Mackie 1902-10-1 Tehama w of Paskenta Comment
  HSC71863  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-22 5786 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  HSC72225  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-23 5865 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  CDA21919  Quercus garryana var. breweri G. D. Barbe 1975-10-24 2099 Tehama On Plum Creek Road, 4.5 miles (7.2 km) southeast of Paynes Creek (Highway 36). 0 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
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May 24 2009
  RSA658039  Quercus lobata Trudy R. Ericson 1976-10-30 617 Tehama Woodson Bridge St. Rec. Area Campground near Corning. 61 Comment
  UC1052195  Quercus vacciniifolia K. D. Gowans 1954-9-22 15 Tehama 0.75 mi w Colby Mountain Lookout (edge of Lassen National Forest); Lassen National Forest 1752 Comment
  SEINET10838986  Quercus vacciniifolia Mary Susan Taylor 1977-8-17 Taylor 1470 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
  HSC8308  Quercus wislizeni John L. Heywood, D. H. Norris 1968-3-31 1883 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  HSC8309  Quercus wislizeni L. T. Gault 1964-3-23 7 Tehama Near Mill Creek Bridge, 99E Hwy. Comment
  UCR198076  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mi west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road 1555 Comment
  CHSC102374  Quercus wislizeni var. wislizeni L. P. Janeway 2009-3-28 9675 Tehama Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CAS-BOT-BC362691  Raillardella argentea John Thomas Howell 1960-8-19 36156 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  POM303616  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  UC827598  Ranunculus alismifolius var. alismifolius A. A. Heller 1938-5-21 15096 Tehama meadows s Child's Meadows 1371 Comment
  CAS-BOT-BC379330  Ranunculus alismifolius var. lemmonii Saichi Kawahara 1968-5-5 406 Tehama meadow on Highway 89, St. Bernard, 1 mi west of Plumas county line Comment
  SD43486  Ranunculus alismifolius var. lemmonii Philip A. Munz 1947-5-18 11850 Tehama moist gravelly flat near creek; 12 miles east of Mineral, on Hwy 36 1584 Comment
  CHSC80061  Ranunculus canus B. Castro; L. P. Janeway 2000-5-11 1157 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  CHSC65704  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1996-3-25 7274 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S bank of Paynes Creek near the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  UC1949155  Ranunculus hebecarpus Barbara Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  JEPS88309  Ranunculus muricatus Vernon H. Oswald and Lowell Ahart 1996-5-20 7608 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 158 Comment
  SJSU10626  Ranunculus occidentalis R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral 914 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
  UC54284  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4378 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC33158  Ranunculus sceleratus J. D. Jokerst 1981-4-21 1313 Tehama Wurlitzer Ranch, S edge of Tehama County, 100 m N of Barber Lane, 1.25 mi E of its junction with Meridian 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
  JEPS94984  Ribes lacustre Vernon Oswald and Lowell Ahart 1997-7-7 8714 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork Beegum Creek, n side of the Yolla Bolly Middle Eel Wilderness); Yolla Bolly Middle Eel Wilderness, South Fork Beegum Creek 1706 Comment
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Jan 4 2007
  CAS-BOT-BC168883  Ribes lobbii Rimo Bacigalupi 1934-5-29 2414 Tehama Near Log Spring Ranger Station, along road from Corning to Covelo, Mendocino National Forest 1676 Comment
  CHSC68951  Ribes lobbii Vernon Oswald; Lowell Ahart 1997-7-7 8667 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  JEPS94528  Ribes lobbii Vernon Oswald and Lowell Ahart 1997-6-10 8558 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  RSA0021139  Ribes lobbii Milo S. Baker, H. K. Wagnon 1953-7-12 12863 Tehama 5.1 mi from Whitlock Camp. 1829 Comment
  CHSC77057  Ribes malvaceum Vernon H. Oswald 2000-2-3 9843 Tehama Inner North Coast Ranges. Log Springs Road (M4) 1.8 mi west of Salt Creek Conservation Camp, 0.1 mi uphill from Wilder Pond. In brush at roadside. 571 Comment
  JEPS49345  Ribes malvaceum W. L. Jepson 1899-4-26 13502 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  JEPS49173  Ribes roezlii Jos. Grinnell 1927-5-14 Tehama Mineral Comment
  CAS-BOT-BC198942  Ribes roezlii var. roezlii Alice Eastwood; John Thomas Howell 1941-7-9 9709 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC168812  Ribes viscosissimum John Thomas Howell 1961-6-20 36588 Tehama Bluff Falls, near Lassen Volcanic National park 1981 Comment
  JEPS108598 Image available Ribes viscosissimum var. hallii Roger Raiche 1985-7-27 50675 Tehama 1682 Comment
  CAS-BOT-BC362943  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-9 9301 Tehama 15 miles west of Mineral on Susanville road Comment
  JEPS34915  Rigiopappus leptocladus W. L. Jepson 1932-5-9 16354 Tehama near Seven Mile Creek about 3-4 mi ne Red Bluff; Seven Mile Creek 137 Comment
  JEPS34916  Rigiopappus leptocladus W. L. Jepson 1934-5-5 16628 Tehama school on Dry Creek (w Tehama County) 137 Comment
  RSA92979  Rigiopappus leptocladus Milo S. Baker, H. K. Wagnon 1953-5-30 12603 Tehama Logging road west of Paskenta near 6 mile post. Comment
  CAS-BOT-BC74724  Rorippa curvisiliqua John Thomas Howell 1943-8-8 19194 Tehama Anthony Peak. Comment
  CAS-BOT-BC146356  Rosa John Thomas Howell 1977-6-20 52364 Tehama On Deer Creek Road, west of Colby Mt. Comment
  RSA0089876  Rosa canina Dean Wm. Taylor 2014-4-23 21473 Tehama Manton Road ca. 2.5 miles west of Manton (approx vicinity 31317-31443 Manton Rd based on Google Earth Street View). 548 Comment
  CDA26256  Rosa gymnocarpa L. Ahart 2001-8-28 9182 Tehama On the east side of Highway 32 and southeast of the intersection with Road 390-G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. Comment
  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
  CHSC94370  Rosa pisocarpa subsp. ahartii Lowell Ahart 2006-7-19 13042 Tehama North edge of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC1862487  Rosa pisocarpa subsp. ahartii Barbara Ertter with James R. Shevock 1992-6-14 11170 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 airmiles ESE of Paynes Creek (town) 914 Comment
  UCD92287  Rostraria cristata Ray Evans 1954-4-23 s.n. Tehama 6 miles east of Red Bluff. Comment
  CHSC65280  Rotala ramosior Vernon H. Oswald 1995-8-31 7222 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. 213 Comment
  CDA3946  Rubus armeniacus L. Ahart, J. Dittes 2003-6-11 10256 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CAS-BOT-BC147324  Rubus parviflorus John Thomas Howell 1960-8-21 s.n. Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC421890  Rumex acetosella John Thomas Howell 1960-8-20 36265 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC416372  Rumex californicus Alice Eastwood; John Thomas Howell 1941-7-9 9721 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CDA22898  Rumex crispus L. Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC81288  Rumex salicifolius var. denticulatus Caroline Warren; Jean Witzman, Beth Hendrickson 1999-6-24 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 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
  JEPS51065  Sagina apetala W. L. Jepson 1899-4-25 Tehama yard of house of Stivers' Ranch Comment
  JEPS51057  Sagina apetala W. L. Jepson 1934-5-5 16629 Tehama hillside near schoolhouse Dry Creek; school on Dry Creek, w Tehama Co Comment
  CAS-BOT-BC132680  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-BC103360  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC103365  Salix bonplandiana L. E. Smith 1914-5-8 667 Tehama Red Bluff Comment
  RSA90599  Salix breweri Keith Wagnon 1953-5-10 12624 Tehama Below logging road. W of Paskenta. Collected between the 9 and 10 mile posts. Comment
  CHSC66207  Salix exigua Vernon H. Oswald; Lowell Ahart 1996-6-3 7687 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 103 Comment
  RSA767801  Salix exigua L. Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork and Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  JEPS123924  Salix exigua var. exigua Lowell Ahart, John Dittes 2015-8-6 20512 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
  CAS-BOT-BC107907  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  POM219005  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CHSC87209  Salix gooddingii Lowell Ahart 2004-4-10 10739 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  JEPS117358  Salix laevigata Lowell Ahart, John Dittes 2010-7-17 16850 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  JEPS38400  Salix laevigata W. L. Jepson 1899-4-27 19 s Tehama near Mt. Tom (Cold Fork of the Cottonwood) Comment
  UC525961  Salix laevigata C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC128324  Salix lasiolepis var. lasiolepis John Thomas Howell 1944-7-14 19766 Tehama Anthony Peak, east side Comment
  CAS-BOT-BC124907  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 391 Tehama 15 km. northeast of Mineral; above Lassen Highway 2000 Comment
  CAS-BOT-BC124928  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124941  Salix lemmonii John Thomas Howell 1960-8-18 36096 Tehama Sulphur Works Entrance Station 2011 Comment
  LA208887  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Lassen Volcanic National Park, Mt. Lassen Hwy., 0.6 mi. N of Sulphur Works Checking Station 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
  LA208894  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama Sierra Nevada, S Fork of Battle Creek, 2 km E of Mineral 1500.0 Comment
  UC482006  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 3376 Tehama 1.7 km. w. Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525919  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
  UC525922  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 683 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 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
  CHSC101390  Salix melanopsis David Isle 1992-7-29 1556 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1737 Comment
  JEPS117343  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
  SBBG128239  Salix melanopsis L. Ahart 2010-7-19 16893 Tehama ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi (air) SW of Manton, ca. 4.2 mi (air) N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  CHSC9687  Salix nigra E. L. Smith 1971-9-11 1059 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  CAS-BOT-BC125993  Salix scouleriana John Thomas Howell 1943-8-8 19199 Tehama Government Flat Comment
  CAS-BOT-BC126175  Salix scouleriana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt. Lassen Highway, 7.9 miles northeast of Mineral; Bluff Falls 1981 Comment
  UC482344  Salix scouleriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e. Red Bluff (flat near Paine's Creek); Paine's Creek 300 Comment
  CHSC86043  Salvia columbariae Jenny Marr 1998-4-17 Tehama Vicinity of Salt Creek. 274 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
  JEPS24209  Salvia columbariae Stanton A. Cook 1960-4-23 946 Tehama 5 mi n Newville (on road from Newville to Paskenta); ; only two collections in U.C. & Jepson herb. north of this, both also in Tehama County--R.C.B. 1960 Comment
  HSC96803  Salvia columbariae J. Carey, A. Hong, J. Leffingwell 1995-4-22 60 Tehama 9 mi. E on Hwy. 36 from its jct. with Rd. A16 457 Comment
  CAS-BOT-BC235047  Sambucus H. F. Copeland 1920-7-17 111 Tehama On Butt Mt 1828 Comment
  JEPS29546  Sambucus racemosa var. microbotrys John Thomas Howell 1961-6-20 36587 Tehama Bluff Falls; near Lassen Volcanic National Park 1981 Comment
  UC912450  Sambucus racemosa var. microbotrys D. Tebbe 1930-4-5 85 Tehama e Red Bluff Comment
  JEPS45503  Sanguisorba annua W. L. Jepson 1927-6-24 12337 Tehama Mineral; Battle Creek meadows; Mineral 1524 Comment
  HSC19730  Sanguisorba annua Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  CHSC64383  Sanicula bipinnata Vernon H. Oswald; Lowell Ahart 1995-3-6 6514 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the s edge of the basalt ridge in the ne corner of the reserve. 225 Comment
  JEPS94387  Sanicula bipinnatifida Vernon H. Oswald and Lowell Ahart 1997-5-14 8413 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  CHSC55177  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  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
  UC2031499  Sanicula graveolens Barbara Ertter with Brad Olson 1991-7-6 10349 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
  UC1037387  Sanicula graveolens Douglas Barbe 1955-7-19 223 Tehama 1 mi s of Toomes Camp (on the county road, region of South Yolla Bolly, western Tehama county); region of South Yolla Bolly 1889 Comment
  CHSC92752  Sanicula tuberosa L. P. Janeway 2005-6-12 8419 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  UCSB13440  Sarcodes sanguinea Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  UC639146  Saxifraga californica L. Wohletz 1933-4-1 Tehama Los Molinos Comment
  POM295334  Saxifraga oregana Lyman Benson 1949-6-21 13747 Tehama Just W of Deer Creek Pass, Cascade mt. range, Sacramento Valley drainage area. 1677 Comment
  JEPS88454  Scandix pecten-veneris Vernon H. Oswald and Lowell Ahart 1996-4-23 7436 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Hog Lake Plateau, Cascade Range Foothills, on Paynes Creek just downstream from the power line at this location); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 147 Comment
  CAS-BOT-BC111814  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  CHSC77807  Schoenoplectus pungens B. Castro; H. West 1999-6-1 940 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 196 Comment
  CHSC84589  Schoenoplectus tabernaemontani Lowell Ahart; John Dittes 2003-9-17 10604 Tehama On the edge of a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  RSA66621  Scirpus microcarpus Phillip A. Munz 1951-7-26 16914 Tehama South base of South Yolla Bolly Mountains 2104 Comment
  CHSC36365  Scleranthus annuus subsp. annuus J. D. Jokerst 1982-4-16 1530 Tehama Wurlitzer Ranch on the North side of Pine Creek ca 2 miles E of Meridian Rd. Comment
  CHSC64522  Scleranthus annuus subsp. annuus Vernon H. Oswald 1995-3-27 6548 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of the old highway on the s edge of the basalt ridge crossing the n side of the reserve. Also in cracks in the pavement of the road. 225 Comment
  CHSC65954  Scleranthus annuus subsp. annuus Vernon H. Oswald; Lowell Ahart 1996-4-23 7446 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along flood channels of Paynes Creek just downstream from the power line at this location. 147 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
  CAS-BOT-BC243493  Scribneria bolanderi Milo Baker; Keith Wagnon 1953-6-1 s.n. Tehama 7 miles west of Paskenta Comment
  CHSC65004  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1995-7-12 7010 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. On a roadside bank. 981 Comment
  JEPS88383  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-15 7384 Tehama CDFG parcel on s side Gyle Rd. (at w boundary just n of intermittent stream, nw of Corning, nw side of Sacramento Valley, Thomes Creek Ecological Reserve); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  UC1019896  Scribneria bolanderi H. K. Wagnon 1953-5-3 Tehama 7 mi w of Paskenta (near Logging Road, West Tehama County) Comment
  RSA93059  Scutellaria antirrhinoides Milo S. Baker, H. K. Wagnon 1954-7-11 13022 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  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
  CHSC105909  Scutellaria californica B. Castro; L. P. Janeway 1999-8-22 1034 B Tehama High North Coast Ranges. Unnamed but mapped spring 0.4 mi NW of Govt. Flat and 0.3 mi NE of Uhl Peak. 1859 Comment
  CHSC86559  Scutellaria siphocampyloides Jenny Marr; Heidi West, Joyce Lacey-Rickert 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. On slope overlooking creek. 320 Comment
  HSC63622  Scutellaria siphocampyloides J. P. Smith, J. O. Sawyer 1971-5-22 4647 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  CHSC84674  Sedella pumila Samantha Mackey Hillaire; Brian Elliott 2003-5-31 331 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. On the open 'parking lot' at the trailhead. 978 Comment
  UC1873662  Sedella pumila Barbara Ertter with James R. Shevock 1992-6-14 11154 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town). Comment
  UCD101970  Sedella pumila Joseph M. DiTomaso 1976-3-28 380 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  JEPS76655  Sedum laxum subsp. laxum L. R. Heckard 1972-6-17 2969 Tehama western slope Tedoc Mt.; western slope Tedoc Mt. 1310 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
  CHSC25077  Sedum spathulifolium J. R. Walker 1973-4-30 21 Tehama 2 mi n of Tehama-Butte county line on state hwy 32. 609 Comment
  HSC924  Selaginella hansenii John L. Heywood, D. H. Norris 1968-3-31 1890 Tehama Hwy. 36, 49 mi. E of Shasta Co. line Comment
  CHSC55668  Senecio aronicoides K. R. Stern 1986-5-21 8299 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  UCD33124  Senecio hydrophilus Beecher Crampton 1966-6-28 7772 Tehama 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 457 Comment
  RSA0012451  Senecio hydrophilus G. D. Barbe 1955-7-22 238 Tehama about 500 ft. from the Jeep Road, west of Oven Lid, on trail to Square Lk. 2073 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
  CHSC113909  Senecio vulgaris Lowell Ahart 2014-5-13 19446 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. 148 Comment
  CHSC65717  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1996-4-3 7297 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
  CHSC66505  Sherardia arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7576 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  JEPS97956  Sidalcea hartwegii S. Bainbridge 1998-4-11 1021 Tehama Campo Seco Ridge, S of confluence of North Fork Dye Creek and Little North Fork of Dye Creek 329 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
  JEPS94225  Sidalcea malviflora subsp. asprella Vernon Oswald and Lowell Ahart 1998-5-14 9044 Tehama 0.9 mi w of Bowman Road (Highway 36 between Red Bluff and Platina); Highway 36 201 Comment
  UCR123531  Sidalcea oregana subsp. spicata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6886 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
  JEPS75825  Sidalcea oregana subsp. spicata Todd and Virginia Keeler-Wolf 1971-7-26 373 Tehama foot of Stanford Ridge , foot of Stanford Ridge (Yolla Bolly Mountains) 1524 Comment
  CHSC117161  Silene antirrhina Lowell Ahart; John Dittes 2016-6-22 21026 Tehama West of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. 946 Comment
  JEPS94402  Silene antirrhina Vernon H. Oswald and Lowell Ahart 1997-5-14 8458 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 Comment
  UCD80222  Silene bridgesii CNPS SN Foothill Team 2005-6-6 SNFN 0333 b Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  HSC74851  Silene campanulata subsp. glandulosa J. P. Smith, Thomas W. Nelson 1978-7-22 10039 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  CHSC60353  Silene douglasii Mary Ann Showers 1992-6-26 2590 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC48267  Silene douglasii var. douglasii Vernon Oswald 1986-7-24 2234 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  UCD98601  Silene douglasii var. douglasii John Thomas Howell 1960-8-19 36138 Tehama Lassen Volcanic National Park; Brokeoff Mountain Trail. 2438 Comment
  JEPS94896  Silene gallica Vernon Oswald and Lowell Ahart 1998-5-14 9039 Tehama Highway 36 w of Red Bluff (1.3 mi w of Cannon Road) 274 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
  UCR130061  Silene lemmonii George K. Helmkamp, E. A. Helmkamp 2001-7-7 6912 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
  CHSC40585  Silybum marianum Pauleen Broyles 1982-5-21 636 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch, .5 km e of jct. of Hwy 99 and Lassen Road. 66 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
  UC845093  Sisyrinchium A. A. Heller 1916-4-20 12328 Tehama 3 mi n of Red Bluff Comment
  CDA5725  Smilacina stellata L. Ahart 2002-6-29 9810 Tehama On the south side of the upper east branch of Colby Creek, about 1/8 mile east of Colby Mountain Lookout Road, about 1 3/4 miles (air) east of Colby Mountain, about 5 1/2 miles (air) northeast of Butte Meadows. Comment
  NY821115  Solanum parishii C. B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2 3/10 mi. below Paynes Creek. P. O. 366 Comment
  CHSC102196  Solanum rostratum Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CHSC113004  Solanum rostratum Lowell Ahart 2013-8-2 18982 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
  CDA8719  Solidago californica L. Ahart, S. M. Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  CHSC87844  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  CHSC40586  Sonchus asper Pauleen Broyles 1982-7-2 789 Tehama The Nature Conservancy Vina Plains Preserve. Next to culvert where irrigation ditch crosses under Hwy 99, .5 km s of Lassen Rd. 60 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
  CHSC64819  Sonchus asper subsp. asper Vernon H. Oswald 1995-6-4 6823 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the reserve fence at the base of the roadfill approaching the double culvert s of Inks Creek Rd. 207 Comment
  JEPS106293  Sonchus asper subsp. asper Lowell Ahart 2004-6-11 11042 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC62000  Sorbus californica Vernon H. Oswald 1993-9-7 5924 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) ca. 0.1 mi N of the park boundary. Along a drainage above the road. 2011 Comment
  CHSC115578  Sorbus scopulina Lowell Ahart; John Dittes 2015-8-6 20510 Tehama 50 yards south of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC4411  Sorghum halepense 1966-5-14 Tehama Along roadside about 2 mi ne of Corning. Comment
  CHSC64932  Sorghum halepense Vernon H. Oswald; Lowell Ahart 1995-6-13 6871 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. (collected ca. 0.2 mi s of Inks Creek Rd.). 207 Comment
  HSC10985  Sorghum halepense C. S. Chavez 1965-4-30 53 Tehama Hwy. 36, 10 mi. E of Red Bluff Comment
  JEPS116115  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 1493 Comment
  JEPS117339  Spartium junceum Lowell Ahart, John Dittes 2010-7-19 16895 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
  CHSC40719  Spergularia bocconi Pauleen Broyles 1983-4-14 889 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch w of barn. 60 Comment
  CHSC64523  Spergularia rubra Vernon H. Oswald; Lowell Ahart 1995-4-3 6597 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 roadbed of the old highway at the s gate. 216 Comment
  JEPS108882  Spergularia rubra Lowell Ahart 2006-7-19 13023 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
  CAS-BOT-BC390656  Spergularia rubra Milo S. Baker 1955-6-25 13055 Tehama West of Paskenta in Mend. Nat. Forest above Whittock Camp. Near Post Pile Camp, West Tehama Co. 1828 Comment
  CAS-BOT-BC390683  Spergularia rubra John Thomas Howell 1960-8-18 36106 Tehama Lassen Volcanic National Park. Sulphur Works Entrance Station 2011 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  JEPS104052  Sphenosciadium capitellatum Lowell Ahart 2003-8-24 10538 Tehama In a meadow, on both sides of Willow Creek, ca 1/2 mi (air) n of Jonesville, ca 5 mi (air) ne of Butte Meadows. 1569 Comment
  CDA1333  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama 2 mi SE of Colby Mountain; 5 mi NE of Butte Meadows. Comment
  CHSC65065  Spiraea douglasii Vernon H. Oswald; Lowell Ahart 1995-7-17 7101 Tehama High Cascade Range. Hwy. 32 ca. 1.7 mi S of Hwy. 36, on the edge of Deer Creek Meadows. 1380 Comment
  JEPS108870  Spiraea douglasii Lowell Ahart 2006-7-25 13071 Tehama East side of a 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
  CHSC65081  Sporobolus cryptandrus Vernon H. Oswald; Lowell Ahart 1995-7-17 7073 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Along the old highway (collected at the N gate) and along Manton Rd. 225 Comment
  UCD93165  Sporobolus indicus Bill Richardson 1979-4-24 s.n. Tehama Tehama County. Comment
  UCR247410  Sporobolus indicus Ryan Jennings 2009-9-8 PDR 1411637 Tehama Sacramento Valley, Vina 64 Comment
  CHSC65425  Stachys ajugoides var. rigida Vernon Oswald 1984-7-16 1581 Tehama N side of Hwy 36, 0.4 mi s-e of Wilson Lake Rd. 1475 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
  JEPS118714  Stachys ajugoides var. rigida B. Castro and L. P. Janeway 1999-8-22 1034 A Tehama High North Coast Ranges. Unnamed but mapped spring 0.4 mi NW of Govt. Flat and 0.3 mi NE of Uhl Peak. Mendocino Pass 7.5' quad. Comment
  UCLA70969  Stachys ajugoides var. rigida H. M. Evans Jul 1922 Tehama Drakesbad Lassen National Park 1676 Comment
  POM253025  Stachys albens A. A. Heller 1937-6-26 s.n. Tehama Along Deer Creek, west of Deer Creek Meadows. 1372 Comment