Search Results — 2000 specimen records retrieved (1611 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET6841344  Abies concolor R. A. Evers, Clara V. Evers 1975-8-23 115007 Tehama 2 miles (3.2 km) west of Mineral, elevation about 4,400 feet. Comment
  CHSC65322  Acer glabrum var. torreyi Lowell Ahart 1995-10-3 7652 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) northeast of Butte Meadows. 1645 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
  JEPS108936  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
  OBI55505  Achillea millefolium David J. Keil 1992-7-25 23596 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary Comment
  CAS-BOT-BC18757  Achillea millefolium P. A. Munz 1951-7-18 16626 Tehama n. slope of North Yolla Bolly Peak. line of Tehama-Trinity County 1981 Comment
  SEINET245218 Image available Achnatherum lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama Along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UCD32615  Achnatherum lemmonii Beecher Crampton 1954-6-16 1983 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  UCD50472  Achnatherum lemmonii Beecher Crampton 1954-6-16 1983 Tehama 1 mile south of Howell Saddle, Crane Mills logging road, Mendocino Natl. Forest, Paskenta district. 1828 Comment
  UCD50636  Achnatherum lemmonii J. M. Tucker; and L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain, Tehama County, California. 1920 Comment
  UCD80498  Achnatherum lemmonii CNPS SN Foothill Team 2005-5-25 SNFN 0327 Tehama BLM Hog Lake/Paynes Creek Recreation Area, accessed via Yana Trail from Jelly's Ferry. 136 Comment
  CHSC83618  Achnatherum nelsonii subsp. dorei L. P. Janeway 2001-6-24 7220 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CAS-BOT-BC210879  Achnatherum occidentale subsp. californicum George W. Gillett 1957-8-18 1096 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. trail, from Sulphur Works checking station 2103 Comment
  UC1021627  Achnatherum occidentale subsp. californicum J. I. Manning 1954-10-6 107 Tehama Hazen Flat Lassen National Forest, Quadrangle 33A-2 1706 Comment
  UCD55546  Achnatherum occidentale subsp. californicum Beecher Crampton 1954-6-16 1993 Tehama Mendocino National Forest; Paskenta District; Howell Saddle, Crane Mills Logging Road. 1892 Comment
  JEPS76264  Achnatherum occidentale subsp. occidentale Todd Keeler-Wolf 1977-9-10 667 Tehama saddle between Mt. Linn and Pk. 7950 <ft?>; South Yolla Bolly Mtns.. 2346 Comment
  JEPS87833  Achnatherum stillmanii Lowell Ahart 1994-7-24 7523 Tehama 2 mi by road nw Willow Creek (2 1/2 air mi n of Cherry Hill, s side of dirt road) 1676 Comment
  SEINET245592  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama Along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CHSC9262  Achyrachaena mollis D. C. Burns 1971-4-6 125 Tehama Abundant along Lassen rd., 5 yds. N of rd and ca. .4 mi e of the intersection of Lassen rd. and highway 99E. 76 Comment
  JEPS36726  Achyrachaena mollis Virginia Bailey 1938-4-16 Tehama 6 mi w on Paskenta-Covelo road Paskenta Comment
  UCD104420  Acmispon americanus Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6868 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC78840  Acmispon americanus var. americanus Julie Cunningham; Jenny Marr, Heidi West, Caroline Warren, Natalie W 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  CHSC83095  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10006 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  JEPS124061  Acmispon americanus var. americanus Lowell Ahart, John Dittes 2015-8-5 20459 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
  CHSC48513  Acmispon denticulatus Vernon Oswald 1986-5-23 2040 Tehama Round Valley Rd. (M4) 1.7 mi w of the crossroad between Dead Mule Camp and Log Springs Station. 1584 Comment
  UCD32607  Acmispon denticulatus Beecher Crampton 1954-6-16 1970 Tehama Tehama County, Mendocino National Forest, 0.5 miles northwest of Whiskey Saddle, along main logging road of Crane Mills Inc. 1438 Comment
  CHSC88950  Acmispon parviflorus A. Peterson 2003-4-19 56 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  UC1245129  Aconitum columbianum J. M. Tucker 1959-7-19 3572 Tehama n. side S. Yolla Bolly Mt. (upper (south) side of Square Lake); , Square Lake 2118 Comment
  UCD95392  Aconitum columbianum John M. Tucker 1959-7-19 3572 Tehama Tehama Co.; north side of South Yolla Bolly Mountain, upper (south) side of Square Lake; 2118 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
  CHSC68959  Aconitum columbianum var. columbianum Vernon Oswald; Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC90905  Aconogonon davisiae Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5482 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CAS-BOT-BC412926  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 Comment
  CHSC84981  Actaea rubra Lowell Ahart 2003-10-13 10631 Tehama On the south side of Willow Creek, about 1/2 mile northeast of Colby Mountain Lookout Road where it crosses Willow Creek, about 1 1/2 miles (air) southwest of Humboldt Summit. 1693 Comment
  RSA67476  Actaea rubra subsp. arguta P. A. Munz 1951-7-18 16684 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC1533  Adenostoma fasciculatum A. Small 1954-6-8 Tehama Between Platina and Red Bluff. 213 Comment
  CHSC64988  Adenostoma fasciculatum Vernon H. Oswald; Lowell Ahart 1995-7-12 6995 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. 871 Comment
Read comments
Apr 1 2009
  SFV5078  Aesculus californica B. C. Templeton 1960-6-14 8491 Tehama Hillside 15-20 miles east of Red Bluff. 915 Comment
  CHSC63215  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama Large rock outcrop on the north side of the dirt road, about 2.3 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  CHSC78590  Agoseris heterophylla J. Marr; C. Warren 1998-5-19 Tehama West of Orland, vicinity of Newville, Garland Road and Mendocino NF land. 243 Comment
  JEPS36392  Agoseris heterophylla var. heterophylla W. L. Jepson 1899-4-25 Tehama Stiver's Ranch; Crane Creek Comment
  CAS-BOT-BC13191  Agoseris monticola Alice Eastwood 1912-8-22 1751 Tehama Morgan Springs, Lassen Butte Region Comment
  CAS-BOT-BC13243  Agoseris monticola J. T. Howell 1960-8-19 36122 Tehama Lassen Volcanic National park, Brokeoff Mt Trail 2346 Comment
  UC891268  Agoseris monticola Alice Eastwood Aug 22 1912-Aug 26 1912 1751 Tehama Morgans Springs Lassen Butte Region, Morgans Springs Comment
  CAS-BOT-BC127395  Agrostis exarata H. F. Copeland 1920-7-24 5 Tehama Above Deer Creek. Comment
  CHSC59151  Agrostis exarata Vernon H. Oswald 1992-8-19 5165 Tehama Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. Lassen Volcanic National Park. 2194 Comment
  JEPS110308  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC766846  Aira caryophyllea R. F. Hoover 1937-5-19 2262 Tehama 4 mi s Cottonwood Comment
  CHSC66581  Alisma triviale Vernon H. Oswald; Lowell Ahart 1996-7-8 7968 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 158 Comment
  SEINET11764715  Alisma triviale Unknown 1982-1 776 Tehama Nature Conservancy Vina Plains Preserve where ditch crosses Rt 99 ca 0.35 mi S of jct with Lassen Rd 61 Comment
  SEINET260869  Allium Leila M. Shultz 1990-5-5 11261 Tehama Northern Coastal Range area, Corning District of the Mendocino Forest. 305 Comment
  CDA16175  Allium amplectens G. F. Hrusa, J. Hart 1999-4-29 15028 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 167 Comment
  CHSC84331  Allium amplectens Lowell Ahart 2003-8-11 10489 Tehama Near a small drainage, burned area on the west side of road M2, about 7.5 miles west of Paskenta. 702 Comment
  UC1299637  Allium amplectens Freed W. Hoffman 1950-7-2 3234 Tehama 1/2 mi s Regan Meadow Public Camp Comment
  CAS-BOT-BC462401  Allium bolanderi Alice Eastwood; John Thomas Howell 1941-7-9 9733 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  UC1001336  Allium campanulatum Louise Kellogg 1952-7-17 79 Tehama South Yolla Bolly Mountain Mendocino Nat'l F 2438 Comment
  CHSC70918  Allium cratericola Vernon Oswald; Lowell Ahart 1998-4-27 8974 Tehama Pettyjohn Rd. 1.0 mi west of its junction with the east end of Hammer Loop Rd., west of Red Bluff and southeast of Platina. 786 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
  UCD112027  Allium falcifolium Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  CHSC2061  Allium peninsulare M. Underhill 1953-5-3 Tehama 152 Comment
  UCD138592  Allium platycaule Dean W. Taylor 1976-7-9 6044 Tehama Headwaters of Cub Cr. 1859 Comment
  CHSC92787  Allophyllum divaricatum John Dittes; Josephine Guardino 2005-5-11 1103 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  UC1010399  Allophyllum divaricatum Milo S. Baker and H. K. Wagnon 1953-5-3 12660 Tehama w. Paskenta (along logging rd.) Comment
  UCD80624  Allophyllum divaricatum CNPS SN Foothill Team 2005-6-29 SNNR 0441 b Tehama USFS, Lassen National Forest. 995 Comment
  SEINET10496941  Allophyllum divaricatum Mary Susan Taylor 1980-6-21 Taylor 2935 Tehama Deer Creek junction with Lellinger Road, ca. 19 mi N of Chico. With R. Schlising & T. Griggs. Comment
  JEPS69382  Allophyllum gilioides subsp. gilioides W. L. Jepson 1899-4-27 15067 Tehama near Mt. Tom but in foothills (Greasewood Hills) Cold Fork of Cottonwood Creek; Inner Coast Ranges, Greasewood Hills, Cold Fork of Cottonwoo Comment
  UC1543712  Allotropa virgata Harold & Virginia Bailey 1948-8-28 3058 Tehama Lassen Volcanic National Park near Sulphur Campground 2011 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
  UC1135131  Alnus rhombifolia P. L. Johannsen 1936-8-26 1002 Tehama Lassen National Forest, Deer Creek, at e side of Paynes Creek Quadrangle Deer Creek; Lassen National Forest, Deer Creek 1127 Comment
  CHSC102664  Alopecurus geniculatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16343 Tehama On damp dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N, R4E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC26617  Alopecurus saccatus M. P. Hayes 1978-3-28 137 Tehama Collected along Leininger road, approx. 0.8 mi e of Highway 99. 40 Comment
  JEPS118006  Alopecurus saccatus Lowell Ahart, John Dittes 2011-6-9 17434 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  SEINET11689122  Alopecurus saccatus Unknown 1982-1 351 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 67 Comment
  CHSC66298  Amaranthus albus Vernon H. Oswald 1996-6-27 7899 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  CHSC116179  Amaranthus californicus Lowell Ahart; John Dittes 2015-6-22 20250 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
  CDA6728  Ambrosia artemisiifolia L. Ahart, J. Dittes 2003-9-17 10567 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CAS-BOT-BC135626  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CHSC65755  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1996-4-8 7333 Tehama Cascade Range Foothills.Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Bluff on the N side of the Sacramento River just downstream of the mouth of Paynes Creek. 91 Comment
  HSC49036  Amsinckia intermedia Patricia Shesgreen 1978-5-13 86 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  CHSC62640  Amsinckia lycopsoides Vernon H. Oswald; Lowell Ahart 1994-3-8 5975 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. 161 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
  UC1229801  Amsinckia lycopsoides F. Chisaki 1958-4-1 1110 Tehama 7.5 mi e Flournoy (on road to Corning) Comment
  UCD80132  Amsinckia lycopsoides CNPS SN Foothill Team 2006-3-28 SNFN 0349 a Tehama TNC Dye Creek Preserve. The plot is located about 1000 m SW of TNC office on the Dye Creek Preserve. 185 Comment
  UC727004  Amsinckia lycopsoides A. A. Heller 1927-5-14 14333 Tehama Shasta Valley Comment
  CHSC41083  Anagallis arvensis Pauleen Broyles 1982-4-28 474 Tehama The Nature Conservancy Vina Plains Preserve. Silty soil at margin of irrigation ditch 400 m south of Lassen Road. 66 Comment
  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
  JEPS40587  Ancistrocarphus filagineus W. L. Jepson 1934-5-5 16636 Tehama (w Tehama Co.) Beegum 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
  CHSC79112  Androsace elongata subsp. acuta B. Castro; L. P. Janeway 2000-3-21 1035 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 259 Comment
  CAS-BOT-BC391827  Anemone drummondii George W. Gillett 1957-8-13 1070 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2743 Comment
  HSC70548  Angelica californica J. M. DiTomaso 1979-8-26 1496 Tehama Hwy 32, 3/4 mi from Tehama-Plumas Co. line Comment
  CAS-BOT-BC271418  Anisocarpus scabridus Philip A. Munz 1951-7-26 16920 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  JEPS68985  Antennaria dimorpha G. L. Stebbins 1972-8-18 1972 Tehama summit of Little Red Mountain 1493 Comment
  CAS-BOT-BC58677  Antennaria geyeri P. A. Munz 1951-7-26 16922 Tehama East side of Yolla Bolly Peak 2316 Comment
  SEINET201482 Image available Antennaria rosea J. M. Tucker, LK Mann 1959-7-19 3559 Tehama SE side of South Yolla Bolly Mtn 2256 Comment
  CHSC78789  Anthemis cotula Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  JEPS88343  Anthriscus caucalis Vernon H. Oswald and Lowell Ahart 1996-4-23 7417 Tehama low ridge along the w shore Hog Lake (BLM parcel along Hwy 36, ne of Red Bluff); Cascade Range Foothills, Hog Lake Plateau 266 Comment
  JEPS5261  Antirrhinum cornutum W. L. Jepson 1927-6-25 12346 Tehama Pine Creek road station 60 Comment
  CHSC64492  Antirrhinum subcordatum J. Molter 1993-6-9 739 b Tehama Adjacent to Little Grizzly Cr. 396 Comment
  CHSC80694  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC92156  Antirrhinum subcordatum J. Molter 1993-7-26 765 b Tehama Along abandoned rd. 640 Comment
  RSA0029777  Antirrhinum subcordatum Barbara J. Ertter 1990-5-12 8940 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. 0 Comment
  CDA41214  Antirrhinum vexillo-calyculatum subsp. breweri J. R. Keck 1976-10-13 s.n. Tehama Southeast edge of county road approximately 1.1 miles west of Manton. 0 Comment
  SEINET13710164  Antirrhinum vexillocalyculatum Lowell William Ahart, Lowell William Ahart 2001-1 8789 Tehama 9 Mi. W of Paskenta (T24N, R7W, sec 34, Ctr. of West Border) 2600 Ft. 792 Comment
  JEPS97461  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1995-3-19 6525 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36); Cascade Range Foothills, Dales Lake Ecological Reserve 210 Comment
  CHSC35571  Apocynum androsaemifolium J. P. Smith; T. W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest. Tedoc gap. 1372 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
  SBBG25827  Apocynum androsaemifolium D. Myrick 1966-8-6 1455 Tehama Dry Lake, South Yolla Bolly Mtn 1524 Comment
  UC1949230  Apocynum androsaemifolium Barbara Ertter with Brad Olson 1991-7-6 10440 Tehama Ball Rock - Toomes Camp Road at Trough Ridge jct, 18.8 mi from Paskenta, ca 28 airmiles W of Corning Comment
  CHSC109227  Apocynum cannabinum B. Castro; L. P. Janeway 2004-6-13 1470 Tehama Northern High Sierra Nevada. Along Old Forbestown Road 1.6 road mi SE of Forbestown Reservoir Road; 2.25 air mi E of Forbestown; near headwaters of Costa Creek; 0.15 rd mi NW of jcn with Abernathy Rd. 829 Comment
  CHSC117162  Apocynum cannabinum Lowell Ahart; John Dittes 2016-6-22 21034 Tehama About 10 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC66181  Apocynum cannabinum Vernon H. Oswald; Lowell Ahart 1996-6-3 7708 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.4 mile downstream from the old bridge site. 100 Comment
  CHSC88509  Apocynum cannabinum Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat, and Red Bank Creek. Along the creek. 289 Comment
  CHSC37626  Aquilegia formosa T. B. Devine 1979-8-12 592 Tehama Ca. 10 mi SW of junction of Hwy 32 and Hwy 89 along tributary of Deer Creek, N of Hwy 32, 1 mi SW of Potato Patch Campground. 1012 Comment
  SBBG2099  Aquilegia formosa H. and M. Dearing 1938-6-22 2089 Tehama Deer Crk 1371 Comment
  JEPS28460  Aquilegia formosa George W. Gillett 1957-8-13 1063 Tehama Niches of east cliffs of main Brokeoff structure Lassen Volcanic National Park 2514 Comment
  HSC75395  Arabis breweri var. breweri J. O. Sawyer, K. A. Sawyer 1980-6-18 3559 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  JEPS108876  Arabis rectissima var. rectissima Lowell Ahart 2006-7-19 13041 Tehama Forest along the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  HSC71882  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-6-22 5854 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  SEINET3239990  Arceuthobium abietinum R. L. Mathiasen 2010-1 1035 Tehama 2.2 km SE of Mineral on forest rd. 172. 1520 Comment
  UC762732  Arceuthobium campylopodum R. F. Hoover 1940-9-22 4622 Tehama Paine Creek Comment
  CHSC80701  Arceuthobium occidentale Lowell Ahart 2001-6-14 8841 Tehama About 100 yards north of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  CHSC24722  Arctostaphylos J. R. Nelson 1976-3-6 10 Tehama 10 mi W of Paskenta. 487 Comment
  CAS-BOT-BC27220  Arctostaphylos acutifolia Alice Eastwood; John Thomas Howell 1941-7-9 9718 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  LA42157  Arctostaphylos canescens Carl B. Wolf; 1937-5-15 8688 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Rd 1219 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
  CAS-BOT-BC23937  Arctostaphylos canescens subsp. canescens Milo S. Baker 1943-8-8 10642 Tehama Halfway between Log Spring Ranger Station and Government Flat. 1676 Comment
  HSC70138  Arctostaphylos canescens subsp. canescens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4464 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  SD71325  Arctostaphylos manzanita John Thomas Howell 1960-7-24 35999 Tehama In Transition Zone forest, 8.0 miles west of Mineral. 1220 Comment
  UCD51961  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 710 Tehama On summit of Round Mountain. Comment
  UCD52037  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 706 Tehama On summit of Round Mountain. Comment
  CAS-BOT-BC38912  Arctostaphylos manzanita subsp. elegans Roger Raiche 1986-5-30 60206 Tehama West of Paskenta, near Eagle Peak Lookout, road to Eagle Peak, ca 1.0 mi. short of lookout. 1036 Comment
  UCD52172  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 707 Tehama On summit of Round Mountain. Comment
  UCD52176  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 708 Tehama On summit of Round Mountain. Comment
  CAS-BOT-BC38668  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35998 Tehama 8 miles west of Mineral 1219 Comment
  CHSC102315  Arctostaphylos manzanita subsp. manzanita L. P. Janeway; B. Castro 2009-4-25 9773 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC77565  Arctostaphylos manzanita subsp. manzanita B. Castro; C. Warren, L. P. Janeway 1999-5-4 915 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  JEPS38750  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1927-6-20 12260 Tehama above Payne Creek sta. (Red Bluff to Mineral) Comment
  RSA182003  Arctostaphylos manzanita subsp. manzanita Harriet P. Kelley 1914-3-20 s.n. Tehama Los Molinos. Comment
  UC1039824  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 30 Tehama two mi sw Steamboat Point; Quad 40 B-1 548 Comment
  UC1039828  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-1-24 28 Tehama one half mi e Townsend; Quad 32 B-4, Hooker Creek 182 Comment
  CAS-BOT-BC39952  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50676 Tehama Round Valley Road (Log Springs Road), near intersection with road to Sugar Spring Campground-Government Flat, 682 Comment
  CAS-BOT-BC40000  Arctostaphylos nevadensis John Thomas Howell 1960-8-19 36167 Tehama Brokeoff Mt. Trail 2682 Comment
  POM367362  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  CAS-BOT-BC44483  Arctostaphylos patula John Thomas Howell 1960-8-18 36046 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC44484  Arctostaphylos patula Alice Eastwood; John Thomas Howell 1934-4-22 1874 Tehama 1 mile w. of Payne's Creek 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
  UC535015  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Tehama 4.5 mi se Shasta City (beside hwy to McCloud) 1219 Comment
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Jul 9 2013
  UCD80281  Arctostaphylos patula CNPS SN Foothill Team 2005-6-21 SNNR 0330 a Tehama USFS Lassen National Forest, at the top of Mill Creek ridge. 1158 Comment
  UCD52822  Arctostaphylos viscida R. Tofsrud 1949-6-1 s.n. Tehama Gleason Burn Plot; Highway 36, near Payne's Creek. Comment
  JEPS128423  Arctostaphylos viscida subsp. pulchella Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -007 Tehama East slope of Tedoc Mountain, SE Klamath Range, east of Forest Service Road 28N05. Comment
  CHSC88812  Arctostaphylos viscida subsp. viscida Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  RSA261404  Arenaria congesta var. crassula J. M. Tucker, L. K. Mann 1959-7-19 3547 Tehama South Yolla Bolly Mt; ca. 75 ft. below the summit. 2439 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
  CDA31485  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama Lava beds south of Dales on Rt. 36. 0 Comment
  CHSC41033  Aristida oligantha Pauleen Broyles 1982-7-27 811 Tehama The Nature Conservancy Vina Plains Preserve. S of Lassen Road. 66 Comment
  CHSC66842  Aristida oligantha Vernon H. Oswald 1996-8-22 8243 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  SACT000300  Aristida oligantha L. Abrams 1934-8-23 Tehama Common Comment
  SEINET11696016  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 mi W of Corning Comment
  CAS-BOT-BC400412  Aristolochia californica E. K. Anderson 1893-1-1 s.n. Tehama Vina Ranch Comment
  HSC3261  Aristolochia californica L. T. Gault 1964-3-26 31 Tehama 1/2 mi. W of Los Molinos to Sac. River. Comment
  HSC32635  Aristolochia californica Gary S. Lester 1974-4-20 111 Tehama Woodson Bridge State Rec. Area, 1 mi. E of Corning, Sacramento River flood plain 61 Comment
  UCD56027  Arrhenatherum elatius R. Tofsrud 1951-6-1 13287 Tehama Annthony Peak, near Summit. Comment
  CHSC72404  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1998-10-27 9681 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. 548 Comment
  UCD129326  Artemisia ludoviciana J. M. Tucker 1962-7-29 3629 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  CAS-BOT-BC93750  Artemisia ludoviciana subsp. incompta P. A. Munz 1951-7-25 16882 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CHSC64938  Asclepias cordifolia Vernon H. Oswald; Lowell Ahart 1995-7-12 7014 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy 36. 1097 Comment
  HSC74960  Asclepias cordifolia J. P. Smith, Thomas W. Nelson 1979-6-24 10189 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  UC1949229  Asclepias cordifolia Barbara Ertter with Brad Olson 1991-7-6 10359 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
  CHSC77295  Asclepias eriocarpa L. P. Janeway; B. Castro 1999-6-10 6462 Tehama Flats, vicinity of Dry Creek, west of Red Bank Creek. 292 Comment
  SD58412  Asclepias eriocarpa W. L. Jepson 1938-6-10 19985 Tehama Dry hills near Jellys Ferry. Comment
  SJSU2530  Asclepias eriocarpa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  UC878977  Asclepias eriocarpa Alice Eastwood Aug 22 1912-Aug 26 1912 1924 Tehama Payne Creek Lassen Butte Region Comment
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 Comment
  HSC37172  Asclepias fascicularis J. D. Ackerman, A. M. Montalvo 1975-7-16 551 Tehama 3 mi. E of Trinity Co. line on Hwy. 36 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
  HSC75119  Asclepias solanoana J. P. Smith, Thomas W. Nelson 1979-6-23 10159 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  CHSC32793  Aspidotis densa James Jokerst 1980-6-18 885 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC61391  Aspidotis densa Vernon H. Oswald; Lowell Ahart 1993-8-18 5850 Tehama E slope of Mt. Conard near the S boundary of the park. Lassen Volcanic National Park. 2078 Comment
  UC1949087  Aspidotis densa Barbara Ertter with Brad Olson 1991-7-4 10209 Tehama Toomes Camp Rd (Mendocino FR 23N01); 11.8 mi W of Paskenta, ca 25 airmiles W of Corning at spring on S side of Round Mountain; 2.2 mi inside forest boundary Comment
  CHSC102700  Aster occidentalis var. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16304 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  RSA739804  Aster subulatus var. ligulatus John Dittes, Josephine Guardino 2008-10-8 1547 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence 63 Comment
  CAS-BOT-BC177280  Astragalus accidens var. hendersonii Alice Eastwood; John Thomas Howell 1934-4-22 1868 Tehama Payne's Creek Comment
  UC1142473  Astragalus accidens var. hendersonii R. C. Barneby, J. T. Howell 1954-5-14 11486 Tehama Paynes Creek 548 Comment
  CAS-BOT-BC186839  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2 1/2 mi. e. of Paynes Creek 624 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
  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
  CHSC84654  Astragalus gambelianus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 349 Tehama Lassen National Forest, Ishi Wilderness. Along Rancheria Creek Trail, on a S-facing slope. 742 Comment
  RSA90476  Astragalus gambelianus Milo S. Baker 1953-4-25 12526 Tehama About 2 mi. W of Paskenta long Crane lumber road. 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-BC192809  Astragalus pauperculus M. A. Showers 1980-4-7 1723 mas Tehama 18.4 miles west of Mineral 914 Comment
  CHSC76756  Astragalus rattanii var. jepsonianus L. P. Janeway; B. Castro 1999-5-18 6442 Tehama Small side drainage/ ravine, vicinity of Red Bank Creek and Sunflower Gulch. 292 Comment
  HSC82141  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4928 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CHSC64962  Asyneuma prenanthoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7018 Tehama High North Coast Ranges. W. of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. 1097 Comment
  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
  CHSC65786  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1996-4-8 7315 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi S of the gravel road and ca. 0.1 mi E of Paynes Creek. 137 Comment
  CHSC68941  Athysanus pusillus Vernon Oswald; Lowell Ahart 1997-7-7 8666 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  JEPS53226  Athysanus pusillus W. L. Jepson 1899-4-25 178 d Tehama Rosewood Comment
  CHSC86046  Avena barbata Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 198 Comment
  SEINET11689127  Avena barbata Unknown 1982-1 796 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CDA42496  Azolla filiculoides S. T. Ancell 1961-3-22 s.n. Tehama Mills Ranch, Red Bluff. 0 Comment
  RSA105446  Balsamorhiza deltoidea Milo S. Baker 1955-7-25 13049 Tehama Post Pile Camp, Mendocino National Forest 6.1 miles above Whitlock Camp in cut over forest. 1829 Comment
  UC54088  Balsamorhiza sagittata H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4293 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC106474  Balsamorhiza sagittata John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53474 Tehama Rattlesnake Road 0.73 to 1.5 miles southwest of Peanut 853 Comment
  CDA10420  Balsamorhiza sagittata D. Isle 1996-7-17 Tehama North Coast Ranges; Mendocino National Forest - Elder Creek Watershed. Road 25N17, northeast of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock. Comment
  CAS-BOT-BC16358  Barbarea orthoceras John Thomas Howell 1960-8-20 36225 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  RSA759896  Barbarea orthoceras Barbara Ertter, Brad Olson 1991-7-4 10228 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  CHSC53995  Berberis aquifolium var. dictyota Vernon H. Oswald; Lowell Ahart 1991-4-16 4502 Tehama Colyear Springs Rd, 4.0 mile west of Lowrey Rd, north of Paskenta. 332 Comment
  JEPS21865  Berberis aquifolium var. dictyota Annette Waters 1958-4-20 246 Tehama 8.6 mi e Paynes Creek (on CA Hwy 36) 914 Comment
  UC726583  Berberis aquifolium var. dictyota A. A. Heller 1918-4-28 Tehama Bennett Spring Comment
  HSC81955  Berberis aquifolium var. repens Thomas W. Nelson, Jane Nelson 1979-6-25 4896 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  CHSC116227  Bergia texana Lowell Ahart; John Dittes 2015-6-22 20265 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
  JEPS103437  Bergia texana Lowell Ahart 2002-11-5 10014 Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. Comment
  RSA755213  Bidens cernua var. cernua L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CHSC64338  Blennosperma nanum var. nanum Vernon H. Oswald; Lowell Ahart 1995-2-22 6491 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  CHSC65398  Boechera lemmonii Vernon Oswald 1986-7-24 2239 Tehama Summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2804 Comment
  CAS-BOT-BC14082  Boechera pauciflora John Thomas Howell 1960-8-19 36162 A Tehama Lassen Volcanic National Park. Brokehoff Mountain Trail. 2682 Comment
  CAS-BOT-BC14421  Boechera platysperma Alice Eastwood; John Thomas Howell 1941-7-10 9869 Tehama Mendocino - Tehama County. Anthony Peak. Comment
  UCD114437  Boechera platysperma John Thomas Howell 1960-8-19 36162 Tehama Brokeoff Mountain trail. 2682 Comment
  CAS-BOT-BC14717  Boechera repanda Clare B. Hardham 1971-8-10 18301 Tehama South Yolla Bolly Mountains. Oven Lid. Comment
  RSA182041  Boisduvalia glabella W. L. Jepson 1927-6-25 12350 Tehama Pine Creek road station 61 Comment
  RSA697053  Boisduvalia macrantha L. Ahart, John Dittes 2003-6-11 10247 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  RSA41168  Boisduvalia macrantha Robert F. Hoover 1938-6-10 3588 Tehama Coyote Creek bridge south of Red Bluff. Comment
  UC1751236  Botrychium crenulatum Timothy B. Devine 1986-8-10 895 .1 Tehama beside Willow Creek 1 mi N of jct with Colby Mt. Road 1584 Comment
  CAS-BOT-BC106308  Brickellia californica Alice Eastwood 1912-8-22 1930 Tehama Payne Creek, Lassen Butte Region Comment
  CHSC66873  Brickellia californica Vernon H. Oswald; Lowell Ahart 1996-9-4 8254 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 131 Comment
  JEPS104230  Brickellia californica Lowell Ahart 2003-9-17 10570 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
  SBBG125742  Brickellia californica L. Ahart with J. Dittes 2010-10-4 17293 Tehama Toomes Crk at Tehama-Vina Rd crossing, 1,2 mi E of the Sacramento River, 3 mi NW of Vina 57 Comment
  CAS-BOT-BC127687  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat 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
  CHSC43050  Brodiaea californica Pauleen Broyles 1986-4-9 963 Tehama At Lassen Road in nw corner of the Nature Conservancy Vina Plains Preserve. 66 Comment
  SD211492  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains circa 13 airmiles due East of Corning, on Lassen Road 3.8 miles from Highway 99 79 Comment
  SEINET7072741  Brodiaea coronaria A. G. Vestal 1963-5-9 s.n. Tehama Near the ranch gate, about 14.6 miles northwest of Chico on Route 99 and about 1 mile south of the junction jwith Lassen Road. Coordinate datum WGS 84/NAD83. (UTM Zone 10, 584678mE, 4418264mN. Coordinate datum: NAD 27.) Comment
  UCD148226  Brodiaea coronaria Robert E. Preston 2007-5-11 2489 Tehama 8.6 mi NW of Corning, on W side of Paskenta Rd, 0.9 mi N of its int with Gyle Rd. 136 Comment
  JEPS97405  Brodiaea coronaria subsp. coronaria Vernon H. Oswald 1995-6-13 6854 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, adobe clay loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC101385  Brodiaea coronaria subsp. rosea David Isle 1992-5-24 1569 Tehama Mendocino National Forest; Thomes Creek Watershed. 9.5 miles above Paskenta Store; north of M-2 (23N01.3); about 0.35 mile above MNF boundary. 877 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
  JEPS74711  Brodiaea elegans subsp. elegans W. L. Jepson 1927-6-24 12341 Tehama above Payne Creek Road station; Payne Creek 304 Comment
  JEPS25399  Brodiaea minor Rimo Bacigalupi with G. T. Robbins 1959-4-21 7014 Tehama 1.25 mi ne Little Inskip Hill (along Lane Valley Road, drainage of Morgan Creek, about 4 mi nnw of Paynes Creek); Morgan Creek 438 Comment
  CHSC64639  Brodiaea nana Vernon H. Oswald; Lowell Ahart 1995-4-17 6652 Tehama W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of Pools. Dales Lake Ecological Reserve. 213 Comment
  UC1949258  Bromus Barbara Ertter with Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CAS-BOT-BC144157  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3355 Tehama Thomes Creek ca. 1 mile east of Paskenta. 219 Comment
  UCD80533  Bromus carinatus var. carinatus CNPS SN Foothill Team 2005-6-21 SNNR 0348 a Tehama USFS Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. Comment
  CAS-BOT-BC148847  Bromus carinatus var. marginatus John Thomas Howell 1960-8-18 36095 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station. 2011 Comment
  JEPS122125  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  UCD58481  Bromus commutatus R. Tofsrud 1949-5-1 s.n. Tehama Diamond Range burn plot. Comment
  UCD58551  Bromus diandrus A. A. Beetle 1942-5-18 3311 Tehama Near Paynes Creek. Comment
  SEINET10517943  Bromus diandrus Pauleen Broyles 1986-4-18 Broyles 951 Tehama Associates: Hordeum geniculatum, Elymus caputmedusae, Bromus mollis. Comment
  CHSC75425  Bromus hordeaceus Ben Myhre 1997-4-25 37 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS95685  Bromus hordeaceus Vernon H. Oswald and L. Ahart 1995-4-10 6629 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; 700 ft, Cascade Range Foothills. Weed at the intersection of Manton and Inks Creek rds. 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
  CHSC41037  Bromus madritensis subsp. madritensis Pauleen Broyles 1982-5-14 597 Tehama The Nature Conservancy Vina Plains Preserve. Bank of internal drainage ca 1 km e of Hwy 99 in w pasture. 65 Comment
  CHSC71063  Bromus madritensis subsp. madritensis Vernon Oswald; Lowell Ahart 1998-5-14 9043 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  JEPS88106  Bromus madritensis subsp. madritensis Vernon H. Oswald and Lowell Ahart 1996-5-6 7509 Tehama BLM parcel along Hwy. 36 n.e of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  HSC9254  Bromus orcuttianus C. R. Ball 1932-7-23 655 Tehama Paine's Creek, 2l miles W of Mineral Comment
  HSC97119  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocino National Forest, along main logging rd. of Crane Mills Inc. 1439 Comment
  JEPS95594  Bromus orcuttianus Lowell Ahart 1994-7-24 7513 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  UCD80534  Bromus sterilis CNPS SN Foothill Team 2005-5-11 SNFN 0258 b Tehama TNC Dye Creek Preserve, immediately south of Dye Creek Proper, about 1/3 mile past the confluence below a large bluff. To access, take trail running north of Dye Creek from headquarters about 2 miles, then continue along south fork of canyon. 169 Comment
  UCSB63934  Bromus sterilis Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama Hog Lake Plateau; BLM parcel along Hwy 36, NE of Red Bluff (T28N, R2W, NW1/4, NE1/4 Sect 8); Cascade Range Foothills, Paynes Creek 124 Comment
  JEPS100233  Bromus suksdorfii Dean W. Taylor 2002-7-1 18210 Tehama Judd Creek, ca. 1 mile South of Lyman Springs 1005 Comment
  JEPS95724  Bromus tectorum Vernon H. Oswald and L. Ahart 1995-4-25 6686 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  UCD60246  Bromus vulgaris R. Tofsrud 1947-7-1 248 Tehama Hwy. 32, 15 mi. S of junction with Hwys. 36 and 89. Comment
  CAS-BOT-BC273305  Cacaliopsis nardosmia Alice Eastwood; John Thomas Howell 1941-7-9 9712 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC273304  Cacaliopsis nardosmia Milo S. Baker; H. K. Wagnon 1953-6-21 12780 Tehama Logging rd West of Paskenta at Whiskey Saddle 4753 ft in cut over forest, West Tehama County Comment
  RSA90604  Cacaliopsis nardosmia Milo S. Baker, H. K. Wagnon 1953-6-21 12780 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC65746  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1996-4-3 7295 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Common in gravel on the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS52611  Calandrinia ciliata W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Crane Creek Comment
  CAS-BOT-BC438336  Calandrinia ciliata L. E. Smith 1915-4-25 s.n. Tehama Red Bluff Comment
  CHSC26613  Callitriche hermaphroditica M. P. Hayes 1978-3-17 132 Tehama In Leininger road vernal pool, approx. .8 mi e of Highway 99. 40 Comment
  CHSC40707  Callitriche heterophylla var. bolanderi Pauleen Broyles 1982-4-15 422 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS88347  Callitriche heterophylla var. bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-23 7443 Tehama ne of Red Bluff (BLM parcel along Hwy 36, on a flood channel of Paynes Creek, just downstream from the power line at this location, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  SBBG34144  Calocedrus decurrens L. M. Srivastava 1957-10-19 18 Tehama Mineral Summit, ca. 3 mi SE of Mineral Comment
  CHSC2224  Calochortus amabilis M. Underhill 1953-5-3 Tehama 259 Comment
  CAS-BOT-BC488621  Calochortus elegans var. nanus Alice Eastwood; John Thomas Howell 1941-7-9 9790 Tehama Government Flat Comment
  CHSC52146  Calochortus luteus B. Garamendi 1974-5-11 13 Tehama Mill/Deer Creek Study Area. Ponderosa Way, 2 mi N of Dear Creek. 731 Comment
  CHSC77628  Calochortus luteus B. Castro; C. Warren 1999-5-4 911 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 283 Comment
  CAS-BOT-BC492645  Calochortus luteus Doris Kildale Gillespie 1930-5-9 9266 Tehama 5 miles east of Red Bluffs on Susanville road Comment
  SEINET12047248  Calochortus luteus P. L. Lester 1980-1 27 Tehama ca 0.4 mi W of jct with Meridian Rd, ca 1 mi N of Pine Cr, ca 9 mi NNE of Chico 107 Comment
  UC2042835  Calochortus monophyllus Barbara Ertter 1990-5-13 8945 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
Read comments
Feb 26 2020
  CHSC118395  Calochortus monophyllus Tim Kask 2015-4-27 243 Tehama Antelope Creek, 'McClure Trail', .25 miles from trailhead. 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
  UC1618164  Calochortus tolmiei Barbara Ertter, Brad Olson 1993-5-15 11766 Tehama ca 6 air mi sw Paskenta (Round Valley Road (M-4), sw Tehama County); Mendocino National Forest 609 Comment
  RSA17440  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  SEINET7096719  Calochortus venustus A. G. Vestal 1963-6-4 s.n. Tehama Ca. 2.6 miles west junction with Bowman Road on Route 36. NAD27, 40? deg. 16' 26ao, -122?_ 32' 25ao (converted to WGS84 decimal degrees) UTM Zone 10, 539079mE, mN.4458061mN. Comment
  RSA21530  Caltha howellii Carl B. Wolf 1937-5-17 8716 Tehama Northern Sierra Nevada, New Deer Creek, Chico Lake Almanor Road, just below Deer Creek Meadow. 1402 Comment
  CHSC113001  Calycadenia ciliosa Lowell Ahart 2013-8-2 18999 Tehama On the west side of Burris Creek, on the south side of the poor dirt road crossing of Burris Creek, north of Burris Creek Bridge on Morrison Bryant Road at Black Butte Lake, about 14 miles (air) northwest of Orland. 138 Comment
  CHSC66182  Calycadenia ciliosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7686 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 240 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
  RSA255551  Calycadenia ciliosa Gerald D. Carr 1973-7-2 746 Tehama 1.5 miles south of Vestal Road on Weemasoul Road 381 Comment
  CAS-BOT-BC273395  Calycadenia fremontii G. D. Carr 1971-9-18 663 Tehama NW of Red Bluff on Hwy 36, 6.0 mi W of its jct with Vestal Rd (just W of Ball Rd) 473 Comment
  CHSC118606  Calycadenia fremontii R. L. Carr 1978-7-6 2113 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi E of Tedoc Rd jct, ca. 40 mi NW of Red Bluff, Comment
  RSA789305  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff. 503 Comment
  UC1971700  Calycadenia fremontii 1980-9-12 2199 Tehama N of Red Bluff on Jelly Ferry Road, 2.3 mi N of Bend Ferry Road, at mailbox of Nunes Ranch, Route 1, Box 3550, along a dry creek crossing 122 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
  UCD129695  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 miles west of Vestal Road on Hwy 36. 396 Comment
  CDA10577  Calycadenia pauciflora L. Ahart 2004-6-11 11015 Tehama Along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CHSC78600  Calycadenia pauciflora J. Marr; C. Warren 1998-7-8 Tehama West of Red Bluff, vicinity of Red Bank Creek, Red Bank Road, and Sunflower Gulch. 289 Comment
  JEPS112722  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Beehive Flat, Toomes Camp Road (Forest Road M2), 7 road mi W of Paskenta 701 Comment
  CAS-BOT-BC270850  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 miles W of Highway A5 on Highway 36, top of roadcut 167 Comment
  CAS-BOT-BC270854  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles W of Mountain Road on Colyear Springs Road 365 Comment
  CAS-BOT-BC270855  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles NW of Paskenta on Toomes Camp Road 685 Comment
  CAS-BOT-BC270860  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2116 Tehama 4.6 miles W of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile NW of Rosewood 214 Comment
  UC1876239  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 m NE of Glenn Co. line on West Black Butte Rd. 213 Comment
  UC1876251  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 mi W of Hwy A5 on Hwy 36 167 Comment
  CHSC77723  Calycadenia truncata B. Castro; L. P. Janeway 1999-6-9 969 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, near the 'water gap' on Dry Creek. 292 Comment
  CHSC96327  Calycadenia truncata L. P. Janeway 2006-8-20 8855 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Rocky gravelly eroding volcanic northwest-facing ridge top. 1082 Comment
  JEPS102855  Calycadenia truncata Lowell Ahart 2001-6-16 8848 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  HSC3815  Calycanthus occidentalis Larry Berti 1968-6-15 Tehama Found along Antelope Creek, ca. 200 yards above the dam. 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
  UC121132  Calycanthus occidentalis unknown 1893-9-20 Tehama Yolla Bolly Mt. Comment
  CHSC115780  Calyptridium monospermum Lowell Ahart; John Dittes 2015-8-5 20467 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UC1949335  Calyptridium monospermum Barbara Ertter with Brad Olson 1991-7-4 10279 Tehama ca 1-1/2 mi up Williams Camp Rd (24N05) from Ball Rock / Toomes Camp Rd (M2), ca 3 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  UC1051536  Calyptridium quadripetalum Helen K. Sharsmith 1954-6-24 4345 Tehama sw ridge leading to Eagle Peak (1 mi below summit, Mendocino National Forest); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  CHSC110835  Calyptridium umbellatum David Isle; Rhonda Isle, Justin Isle 1989-6-29 2006 Tehama Sierra Nevada Range. (E end HW 32 w/in 3 mi of HW36 Jct on Lassen Natl. Forest. Conifer forest opening.) Comment
  CHSC86548  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  CHSC60354  Calystegia malacophylla Mary Ann Showers 1992-6-26 2561 Tehama Lassen Volcanic National Park, ca. 0.75 mi south of Sulphur Works Entrance Station. 1950 Comment
  CHSC87121  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-6-15 7176 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  CHSC94369  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-7-19 13031 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS88095  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1996-5-20 7579 Tehama Hog Lake Plateau. BLM parcel along Highway. 36 NE of Red Bluff. Cascade Range Foothills. Comment
  UC2031425  Calystegia occidentalis subsp. occidentalis Barbara Ertter with Brad Olson 1993-5-15 11768 Tehama Mendocino National Forest, SW Tehama Co.: Round Valley Road (M-4) ca 6 air miles SW of Paskenta Comment
  CHSC34969  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1975-8-13 3173 Tehama 2.1 mi E of jct hwy 32 and 36, along the latter. Comment
  JEPS61551  Camassia quamash subsp. quamash Joseph Grinnell 1925-6-25 Tehama Battle Creek Meadows 1463 Comment
  JEPS94522  Camassia quamash subsp. quamash Vernon Oswald and Lowell Ahart 1997-6-10 8571 Tehama between Paskenta and Covelo on Forest Road 23N60 to Anthony Peak Lookout, 0.8 mi nw of its junction with 24N02 near Wells Cabin Campground Wells Cabin Campground; Forest Road 23N60 to Anthony Peak Lookout 2005 Comment
  CHSC43405  Camissonia contorta Lowell Ahart 1979-4-25 1844 Tehama On the floodplain of Blue Tent Creek, about 7 miles north of Red Bluff. 91 Comment
  CHSC64384  Capsella bursa-pastoris Vernon H. Oswald; Lowell Ahart 1995-3-6 6500 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 ridge running through the ne corner of the reserve. 225 Comment
  JEPS88456  Capsella bursa-pastoris Vernon H. Oswald and Lowell Ahart 1996-4-8 7332 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on e. edge of Paynes Creek near its mouth on the Sacramento R., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 85 Comment
  CHSC57355  Cardamine oligosperma S. R. Mitchelson 1987-4-12 7 Tehama Ca 25 m e of jct of N. Fork of Antelope Creek and Deadhorse Creek. Along creeks. 936 Comment
  CHSC65660  Cardamine oligosperma Vernon H. Oswald 1996-3-20 7236 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. SE corner of the parcel ca. 0.9 mi S of Gyle Rd., ca. 0.9 mi E of the dirt lane along the W side of the preserve. 99 Comment
  CHSC81218  Carduus pycnocephalus Caroline Warren; L. P. Janeway, B. Castro 1999-6-8 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 365 Comment
  CHSC101573  Carex D. Isle 1989-4-20 1619 Tehama Mendocino National Forest. Red Blluff Diversion Dam Area; east of Sacramento River diversion. Comment
  UCD112393  Carex Christopher Mallek 2008-5-7 RR4- 7 Tehama Raglin Ridge. 927 Comment
  CHSC102601  Carex abrupta L. P. Janeway 2009-7-26 9870 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
  CHSC79082  Carex amplifolia L. P. Janeway 2000-6-30 6858 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  CAS-BOT-BC17803  Carex amplifolia John Maurice Tucker; L. K. Mann 1962-7-29 3630 Tehama Ca. 3 miles east of summit of South Yolla Bolly Mountain and 0.75 mile north of Oven Lid. 2011 Comment
  CAS-BOT-BC17804  Carex amplifolia DeLoy H. Esplin; Ralph K. Gierisch 1968-10-4 2 Tehama Lassen National Forest. Deer Creek Highway 32 4.5 miles northeast of forest boundary. 1219 Comment
  CAS-BOT-BC19667  Carex brainerdii Alice Eastwood; John Thomas Howell 1941-7-9 9784 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CAS-BOT-BC34085  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2438 Comment
  CHSC88481  Carex densa L. P. Janeway 2001-6-10 7143 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  UCD140295  Carex echinata subsp. echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  CHSC106527  Carex feta Peter F. Zika 2009-8-18 24613 Tehama Cascade Range Highlands (CaRH). Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36. Along Martin Creek. 1490 Comment
  SEINET11309876 Image available Carex feta Unknown 2009-1 24613 Tehama Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36, Cascade Range Highlands (CaRH). Comment
  UCD140354  Carex globosa John Thomas Howell 1955-6-2 30258 A Tehama near Vine Hill School. Comment
  CAS-BOT-BC22299  Carex hassei John Thomas Howell 1961-6-20 36577 Tehama Bluff Falls. 1981 Comment
  JEPS28390  Carex heteroneura George W. Gillett 1957-8-18 1102 Tehama about 1/4 mi below Sulphur Works Checking Station (lower portion of Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  CHSC83713  Carex heteroneura var. heteroneura L. P. Janeway 2001-6-24 7227 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. 1652 Comment
  CHSC116750  Carex jonesii Lowell Ahart; John Dittes 2015-8-5 20445 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC44213  Carex jonesii Vernon Oswald 1988-6-30 3546 Tehama Meadow located s of the road to Colby Mt. Lookout, between Humboldt Rd. and Willow Creek near Jonesville. Meadow is located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  CAS-BOT-BC35481  Carex jonesii Hans Leschke 1961-8-18 1841 Tehama Lassen Volcanic National Park, Diamond Peak, near highway Comment
  CHSC94358  Carex lemmonii Lowell Ahart 2006-7-19 13038 Tehama Small meadow, east of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CHSC106694  Carex lenticularis var. impressa Barbara Ertter; Brad Olson 1991-7-6 10424 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
  CAS-BOT-BC31207  Carex lenticularis var. impressa P. A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mt. 2133 Comment
  RSA66384  Carex lenticularis var. impressa Phillip A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CHSC45056  Carex luzulina Vernon Oswald 1988-6-27 3539 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CAS-BOT-BC31671  Carex luzulina var. ablata John Thomas Howell 1960-8-24 36464 Tehama Lassen Loop, 1/2 mi SE of Sulphur Works. 2133 Comment
  CHSC80702  Carex multicaulis Lowell Ahart 2001-6-16 8869 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CHSC90403  Carex multicaulis Niall McCarten 1986-6-15 5388 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W. of Johnson cabin. 1402 Comment
  RSA120963  Carex multicaulis G. D. Barbe 1955-6-25 13067 Tehama Mendocino National Forest; above Whitlock Camp. 1524 Comment
  UC1023451  Carex multicaulis Milo S. Baker and H. K. Wagnon 1953-6-21 12762 Tehama w Paskenta (logging rd., above 15 mi post) 1524 Comment
  JEPS116650  Carex multicostata L. P. Janeway 2009-7-26 9873 Tehama Lassen National Forest Lassen Peak (east side of Hwy 89 1.5 road km south of boundary of Lassen Vocanic National Park; 1.1 km west of (and above) Mill Creek); High Cascade Range 1966 Comment
  CAS-BOT-BC119670  Carex nervina Hans Leschke; George Wilson Gillett 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  CAS-BOT-BC119674  Carex nervina Hans Leschke 1961-8-14 1816 Tehama Lassen Volcanic Nat Park. Meadow on horse-trail to Kings Creek Falls. Comment
  CHSC76533  Carex nudata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  UC725648  Carex pachystachya A. A. Heller 1929-5-1 14853 Tehama Osage Avenue 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
  RSA66383  Carex preslii Phillip A. Munz 1951-7-26 16932 Tehama N slope of South Yolla Bolly Peak. 2317 Comment
  RSA66388  Carex scopulorum var. bracteosa Phillip A. Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CHSC109972  Carex serratodens Peter F. Zika; Julie Nelson 2011-7-5 25525 Tehama Forest Road 45, W side of Rat Trap Ridge, 3.5 air miles ENE of Black Rock Lake. North Coast Range Highlands (NCoRH). 1660 Comment
  JEPS124408  Carex simulata Lowell Ahart, John Dittes 2015-8-6 20504 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  CHSC102595  Carex specifica L. P. Janeway 2009-7-26 9875 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  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-BC116982  Carex straminiformis Clare B. Hardham 1971-8-10 18309 Tehama South Yolla Bolly Mountain. 2438 Comment
  SEINET4292265 Image available Carex subfusca Unknown 2001-1 7145 Tehama Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. North Yolla Bolly quad (1:25,000). High North Coast Ranges. Comment
  RSA66389  Carex subfusca Phillip A. Munz 1951-7-25 16853 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC115277  Carex utriculata Herbert Faulkner Copeland 1920-7-17 91 Tehama Meadow on Butt Mt. 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
  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
  RSA105326  Castilleja applegatei subsp. pinetorum G. D. Barbe 1955-7-21 225 Tehama West shore of Square Lake. Region of South Yolla Bolly. 2104 Comment
  CHSC32867  Castilleja attenuata Thomas Chastain 1980-4-12 16 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC65934  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-15 7361 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC65975  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-23 7454 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 259 Comment
  HSC65821  Castilleja attenuata C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 91 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS94161  Castilleja attenuata Vernon Oswald and Lowell Ahart 1998-4-21 8926 Tehama Round Valley Rd. (M4) w. Paskenta (2.1 mi. w. of Newville Rd.); Inner N. Coast Ranges 304 Comment
  RSA90472  Castilleja foliolosa C. F. Baker, H. K. Wagnon 1953-4-26 12548 Tehama 5 mi. west of Paskenta along logging road. 305 Comment
  CAS-BOT-BC251927  Castilleja lemmonii A. H. Kramer 1933-1-1 s.n. Tehama Lassen National Park Comment
  CHSC88934  Castilleja lineariloba Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 100 yds south of Cottonwood Creek, off of Powerline Road. UTM: 10 0591130 E, 4451392 N. 473 Comment
  POM182781  Castilleja miniata W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  POM195115  Castilleja miniata D. D. Keck 1930-7-24 965 Tehama Mineral. 1524 Comment
  SEINET14173423  Castilleja tenuis H. M. Hall, E. B> Babcock 1903-1 4371 Tehama Mill Creek Canyon, near Morgan [Springs]. 1524 Comment
  CHSC27736  Castilleja wightii W. K. Cheechov 1978-3-24 6 Tehama Ca. 12 ft e of Pettyjohn Rd. 2.8 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 231 Comment
Read comments
Dec 19 2007
  CHSC55403  Ceanothus X flexilis Laurie L. Gordon 1991-4-22 20 Tehama 0.2 mi south of Digger Creek. 731 Comment
  CAS-BOT-BC49333  Ceanothus cuneatus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC37551  Ceanothus cuneatus T. B. Devine 1977-5-22 391 Tehama Ca. 300 yds N of Pine Creek, 6 mi E of Hwy 99. 121 Comment
  HSC18264  Ceanothus cuneatus R. C. Sanford 1965-5-1 21 Tehama 40 mi E of Red Bluff on Hwy. 36 915 Comment
  CAS-BOT-BC49334  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-5-1 902 b Tehama At roadside 5.5 road miles 8.8 km) west of Paskenta (measured from intersection of Tooms Camp Road and round Valley Rd.) 520 Comment
  CHSC77369  Ceanothus cuneatus var. cuneatus Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  CHSC88944  Ceanothus cuneatus var. cuneatus A. Peterson 2003-4-10 30 Tehama Hwy 36 east of Red Bluff. Jct. with Ponderosa Way. 1219 Comment
  SEINET10805174  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 Burge 1168 c Tehama Paynes Creek watershed, immediately west of Palmer Gulch, roadside on SR 36, parking 8.7 road miles (13.9 km) east of intersection with SR 99, 17.0 km 255 deg. (True) WSW of Paynes Creek. 210 Comment
  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
  SBBG68335  Ceanothus integerrimus G. E. Haney 1935-6-28 Tehama between Mineral and summit Comment
  CAS-BOT-BC51136  Ceanothus lemmonii C. Hart Merriam 1921-7-2 s.n. Tehama On Beegum grade Comment
  CHSC57507  Ceanothus prostratus S. R. Mitchelson 1987-4-12 6 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  UCD80716  Ceanothus prostratus CNPS SN Foothill Team 2005-6-21 SNNR 0348 e Tehama USFS, Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. 1211 Comment
  UC1052186  Ceanothus velutinus K. D. Gowans 1954-8-23 13 Tehama 1 mi s Turner Mountain (Lassen National Forest); , Quad. 33A2, s of Turner Mt 1828 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
  CDA18847  Centaurea melitensis W. Ogden 1999-7-1 PDR 1140096 Tehama Roe Way in the vicinity of Cottonwood. 0 Comment
  CHSC64905  Centaurea solstitialis Vernon H. Oswald 1995-6-30 6951 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the old highway at the ne corner of the reserve. 225 Comment
  SEINET8111605 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201506 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  CHSC105226  Centaurium tenuiflorum Lowell Ahart; John Dittes 2010-7-19 16907 Tehama At the homestead, west of the poor dirt road, about 3.6 miles (air) southwest of Manton, about 3.6 miles (air) north of Highway 36 and Lane Valley Road intersection. 505 Comment
  JEPS38275  Centromadia fitchii W. L. Jepson 1938-6-10 18970 Tehama 9 mi n Orland 76 Comment
  SD74669  Centromadia fitchii Helen V. Witham 1969-10-4 541 a Tehama Open field near Blue Tent Creek, one mile east of Ide Adobe State Historical Park. 130 Comment
  UC1618411  Centromadia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 mi sw of Paskenta (on road over Mendocino Pass to Round Valley, 2.3 mi sw of Newville Road jct) 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
  UCD130190  Centromadia fitchii Brad D. Schafer 2005-7-29 164 Tehama near South Fork of Battle Creek. 390 Comment
  UCD159488  Centromadia fitchii D. S. Park 2010-8-25 240 Tehama Field off Doyle Ranch Rd. Weedy, disturbed rangeland. Occupied by Centaurea solstitialis. Dry. 99 Comment
  CHSC80058  Centunculus minimus B. Castro; L. P. Janeway 2000-5-11 1154 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS88337  Centunculus minimus Vernon H. Oswald and Lowell Ahart 1996-4-15 7358 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., drying bed of vernally flooded drainage on s. side of intermittent stream ca. 0.1 mi. e. of the lane, Thomes Creek Eco); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  HSC4105  Cerastium glomeratum Virginia Bailey 1938-4-16 Tehama 6 mi. W of Paskenta on Paskenta-Covelo Rd. Comment
  CDA26893  Cercis occidentalis L. P. Janeway, B. Castro 2000-4-22 6679 Tehama High Cascade Range; Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 0 Comment
  CHSC65699  Cercis occidentalis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7271 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in rocky flood plain of Paynes Creek at the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  RSA66353  Cercis occidentalis P. A. Munz 1951-7-28 16974 Tehama On dry slopes at upper edge of foothill woodland. road from Red Bluff via. Valentine, foot of South Yolla Bolly Mts. 305 Comment
  UC1128917  Cercis occidentalis P. L. Johannsen 1936-8-26 993 Tehama 1 1/4 mi ne junction of Deer and Rattlesnake Creeks; Paynes Creek Quadrangle 1066 Comment
  UCD22428  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 189 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  HSC18562  Cercocarpus montanus var. glaber John L. Heywood, D. H. Norris 1968-3-31 1832 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  HSC49048  Cercocarpus montanus var. glaber Patricia Shesgreen 1978-5-13 94 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  HSC74988  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1979-6-25 10201 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  JEPS76663  Chaenactis douglasii var. douglasii L. R. Heckard 1972-6-17 2961 Tehama nw side of Tedoc Mt. (along new road around w of mountain) 1280 Comment
  UC1299288  Chaenactis douglasii var. douglasii Freed W. Hoffman 1949-7-21 3048 Tehama 0.3 mi s of Tedoc Gap; North Coast Ranges, Tedoc Mountain, Tedoc Gap Comment
  CHSC90770  Chaenactis glabriuscula var. heterocarpha D. Isle 2004-4-10 259 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Lower Mud Flat Rd. 426 Comment
  JEPS89464  Chaenactis nevadensis Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13200 Tehama e slope in the head of unnamed creek draining to Spencer Meadow (near the Plumas County line, Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  CHSC14114  Chamaesyce hooveri F. T. Griggs 1973-8-7 Tehama 16 miles north of Chico; 200 meters s of Lassen Road 1/4 mile e of Hwy 99E. At the bottom of an ephemeral pond. Comment
  JEPS83921  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama 0.7 mi nne Hallie Rd (0.1 mi nw of barn, western most of three large vernal pools); TNC Vina Plains Preserve 65 Comment
  JEPS83934  Chamaesyce hooveri R. D. Stone 1986-8-22 799 Tehama 0.1 mi w Brush Creek (1.2 mi n of Lassen Rd, 2.8 mi ne of intersection with Hwy 99); Vina Plains 77 Comment
  JEPS83938  Chamaesyce hooveri R. D. Stone 1986-7-24 789 Tehama 1.3 mi sse intersection of Hwy 99 and Rowles Rd (0.6 mi sw of Hwy 99); Vina Plains 60 Comment
  CHSC66300  Chamaesyce maculata Vernon H. Oswald 1996-6-27 7901 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. At the northwest corner of the reserve. 100 Comment
  CDA4781  Chamaesyce nutans T. C. Fuller 1968-9-17 17617 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CHSC66841  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-8-22 8242 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected at the west boundary on the edge of the dirt road south of the creek. 105 Comment
  CHSC79994  Chamaesyce ocellata subsp. rattanii L. P. Janeway; B. Castro 2000-6-19 6805 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 1040 Comment
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Jan 17 2008
  JEPS87013  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1990-8-11 11453 Tehama under Rawson Rd Bridge crossing; Thomes Creek 94 Comment
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Sep 11 2020
  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
  JEPS115344  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, Josephine Guardino 2009-9-6 16371 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  RSA0118878  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CAS-BOT-BC70237  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  HSC74954  Cheilanthes gracillima J. P. Smith, Thomas W. Nelson 1979-6-24 10175 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  JEPS94911  Cheilanthes gracillima Vernon Oswald and Lowell Ahart 1997-6-10 8551 Tehama On M2 (23N69) 0.9 mi w junction with M4 (between Sugar Spring and Government Flat campgrounds, between Paskenta and Covelo) 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
  CHSC59083  Chenopodium album Vernon H. Oswald 1992-8-19 5156 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 Comment
  JEPS96084  Chenopodium ambrosioides Vernon H. Oswald and Lowell Ahart 1996-9-4 8261 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek, ca 1 mi upstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  CDA3052  Chenopodium ambrosioides var. suffruticosum L. Ahart, J. Dittes, J. Gannon, L. Martinez 2002-11-4 10005 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. Comment
  CHSC70722  Chenopodium californicum Vernon Oswald 1998-3-6 8886 Tehama Inner North Coast Range. Black Butte Lake near the east end of Morrison Bryant Rd. 149 Comment
  CHSC81255  Chenopodium californicum Jenny Marr; Heidi West, Joyce Lacey-Rickert, Caroline Warren 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  UC1618275  Chenopodium pumilio Barbara Ertter 1993-11-8 12308 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  CHSC61421  Chimaphila menziesii Vernon H. Oswald; Lowell Ahart 1993-8-18 5816 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the boundary of the park. 2151 Comment
  CHSC40844  Chlorogalum angustifolium Pauleen Broyles 1982-5-6 542 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  CHSC118043  Chorizanthe membranacea Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 205 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 201 Comment
  JEPS122057  Chorizanthe membranacea Lowell Ahart, John Dittes 2014-5-17 19507 Tehama Steep north bank above the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CHSC114419  Chorizanthe membranacea Don Lepley 1992-7-9 Tehama Along Road 28N29, at a deep bay in the canyon slope, above where several stream channels converge, roughly 0.8 air miles northwest of Black Rock and approximately 12 air miles south-southwest of Mineral, CA. 926 Comment
  CHSC80556  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald; Lowell Ahart 2001-5-7 10012 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  UCD77540  Chorizanthe polygonoides var. polygonoides Robert E. Preston 2003-5-18 2137 Tehama Ca. 9 mi NE of Red Bluff, on Hog Lake Plateau 268 Comment
  HSC45821  Chorizanthe stellulata J. P. Smith, J. O. Sawyer 1971-5-22 4635 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  CHSC56298  Chrysolepis sempervirens K. R. Stern 1986-5-21 8250 Tehama Deer Creek Meadow, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  RSA739675  Chrysothamnus nauseosus subsp. albicaulis John Dittes, Lowell Ahart, Josephine Guardino 2003-8-23 799 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  RSA768935  Chrysothamnus nauseosus subsp. albicaulis L. Ahart, John Dittes 2010-10-5 17300 Tehama East side of Antelope Valley Road, about 100 yards south of Highway 49, 3.6 air miles west of Loyalton, 6.8 air miles northeast of Sierraville. 1498 Comment
  CAS-BOT-BC100784  Chrysothamnus viscidiflorus subsp. viscidiflorus Alice Eastwood 1912-8-22 1886 Tehama [Morgans] Morgan Springs, Lassen Butte Region Comment
  UCD18764  Cicendia quadrangularis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 57 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. Comment
  CHSC68977  Cinna latifolia Vernon Oswald; Lowell Ahart 1997-7-7 8700 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  HSC71879  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5857 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS106325  Cirsium cymosum var. cymosum Lowell Ahart 2004-6-11 11048 Tehama On the west side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 550 Comment
  CHSC25918  Cirsium douglasii var. breweri R. A. Schlising 1977-8-6 Tehama 7.5 mi ne of Potato Patch Campground, Deer Creek. 1066 Comment
  CAS-BOT-BC286478  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Lassen Volcanic National Park. Sulphur Works entrance station 2011 Comment
  SEINET2049730 Image available Cirsium vulgare Marc Mittleman 1980-8-1 Tehama Along Deer Creek, 3.9 mi SW of Juntion of Rts 32 and 36 Comment
  CAS-BOT-BC169767  Cistanthe quadripetala Helen K. Sharsmith 1954-6-24 4345 Tehama SW ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest 1066 Comment
  CHSC102460  Clarkia arcuata L. P. Janeway; B. Castro 2009-4-25 9764 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  JEPS101739  Clarkia arcuata Dean W. Taylor 1997-6-1 16021 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset Comment
  JEPS102489  Clarkia arcuata Vernon H. Oswald 2001-5-7 10023 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  CHSC32787  Clarkia concinna subsp. concinna James Jokerst 1980-6-18 879 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  HSC97030  Clarkia gracilis subsp. gracilis L. Ahart 2004-4-29 10807 Tehama Along the Nomalaki Trail, 0.75 mi. NW of Dead Rabbit Lake, 1.5 mi. NW of Bowers Creek, 2.25 mi. NW of FS Rd. 23N69, 8 mi. SW of Paskenta 535 Comment
  CHSC84658  Clarkia lassenensis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 347 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, S of trail split, on the W branch of the trail. 701 Comment
  JEPS89003  Clarkia mildrediae V. Parker, J. Clark 1993-7-3 860 Tehama n.e. slope Inskip Hill (on Gridley property e. of Lanes Valley rd.); Manton Quad., Inskip Hill 426 Comment
  UC1010351  Clarkia modesta Milo S. Baker 1953-5-9 12583 Tehama w Paskenta (lgging road, near 6 mi post) Comment
  CHSC64714  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1995-5-9 6713 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected se of Pool 20. 213 Comment
  CHSC86538  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  CHSC86782  Clarkia purpurea subsp. quadrivulnera Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS97253  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and L. Ahart 1995-5-9 6713 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 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 213 Comment
  RSA704017  Clarkia purpurea subsp. quadrivulnera Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 221 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  RSA49238  Clarkia purpurea subsp. quadrivulnera P. A. Munz 1949-5-14 13205 Tehama 7 miles south of Corning Comment
  JEPS126586  Clarkia rhomboidea Lowell Ahart, John Dittes 2016-6-22 21042 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
  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
  HSC95329  Claytonia exigua subsp. exigua L. Snyder, B. Redfern, A. de Knijf 1999-4-17 42 Tehama Hwy. 36 by Beegum Gorge 430 Comment
  RSA93495  Claytonia exigua subsp. exigua Milo S. Baker 1953-4-26 12537 Tehama 5 mi. W. of Paskenta in foothill at burn elevation somewhat higher than Paklenta. Comment
  CAS-BOT-BC292673  Claytonia obovata John Thomas Howell 1944-7-14 19764 Tehama Anthony Peak, east side Comment
  JEPS94175  Claytonia parviflora subsp. parviflora Vernon Oswald and Lowell Ahart 1998-4-21 8932 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd., uphill from Wilder Pond); Inner N. Coast Ranges 609 Comment
  UC726584  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Bennett Spring Comment
  HSC17696  Claytonia perfoliata L. T. Gault 1964-3-28 47 Tehama Los Molinos, South Center St., Los Molinos Park Comment
  CHSC67284  Claytonia rubra James D. Jokerst 1983-3-6 1690 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  RSA755739  Claytonia rubra subsp. rubra Barbara Ertter, Brad Olson 1991-7-6 10368 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC1001346  Claytonia saxosa Louise Kellogg 1952-7-18 95 Tehama directly s South Yolla Bolly Mountains (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  SBBG1944  Claytonia sibirica H. and M. Dearing 1938-6-22 2091 Tehama Deer Crk Cyn 1371 Comment
  CAS-BOT-BC92563  Clematis ligusticifolia Alice Eastwood 1912-8-22 s.n. Tehama Lassen Butte Region. Comment
  HSC86196  Collinsia grandiflora Clare R. Wheeler 1981-6-17 2425 Tehama At Government Flat Rd., 2.75 mi. N of Wells Cabin Campground 1829 Comment
  JEPS17597  Collinsia greenei Rimo Bacigalupi with Keith Wagnon, G. T. Robbins and Douglas Barbe 1955-7-16 5326 Tehama on s face of ridge running e (slightly se) from Mt. Linn summit (about 75 ft below ridge-top); South Yollo Bolly Mountain 2377 Comment
  RSA201642  Collinsia rattanii Robert F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin cabin. Comment
  CHSC102360  Collinsia sparsiflora var. collina L. P. Janeway 2009-3-28 9664 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  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
  CHSC92797  Collinsia sparsiflora var. collina John Dittes; Josephine Guardino 2005-4-13 1062 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS6333  Collinsia sparsiflora var. collina Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC614497  Collinsia sparsiflora var. collina L. Constance, J. L. Morrison 1938-5-1 2181 Tehama ow hills at Paskenta, Inner North Coast Ranges. 304 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
  JEPS95728  Collinsia tinctoria Vernon H. Oswald and L. Ahart 1995-7-12 7000 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
  UCD80774  Collinsia tinctoria CNPS SN Foothill Team 2005-6-22 SNNR 0383 Tehama USFS, Lassen National Forest. 498 Comment
  JEPS1745  Collinsia tinctoria Calvin & Phyllis McMillan 1951-7-7 1603 Tehama 1/4 mi e Windy Gap Ranger Station (along St Hwy 32 (Deer Creek Rd)) 1463 Comment
  RSA34084  Collinsia tinctoria A. A. Heller 1937-7-21 15933 Tehama Near the Dear Creek Crossing east of Romo, on the Deer Creek Road. Comment
  HSC20623  Collinsia torreyi var. latifolia Louise Kellogg 1952-7-9 9 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  JEPS28756  Collinsia torreyi var. wrightii George W. Gillett 1957-8-13 1050 Tehama Brokeoff Mtn trail, along first 1/4 mi above hwy Lassen Volcanic National Park 2026 Comment
  CHSC115772  Collomia tinctoria Lowell Ahart; John Dittes 2015-8-5 20471 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS76635  Collomia tinctoria L. R. Heckard 1972-6-18 2993 Tehama ne side Tedoc Mt. (near road) 1341 Comment
  UC1299528  Collomia tinctoria Freed W. Hoffman 1947-6-23 1686 Tehama Government Flat 796 Comment
  CAS-BOT-BC230669  Collomia tracyi Catherine Best 1992-7-14 1391 Tehama At the edge of the Mendocino Pass Road, near the Mendocino County - Tehama County line Comment
  HSC74972  Collomia tracyi J. P. Smith, Thomas W. Nelson 1979-6-25 10197 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  CHSC94499  Convolvulus arvensis Lowell Ahart 2006-8-15 13200 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA63622  Cordylanthus pilosus subsp. hansenii Milo S. Baker 1947-8-14 11998 Tehama Hwy 36 ca 1000 ft and 10-12 mi. E of Red Bluff. Comment
  CHSC57177  Cornus nuttallii John Griffith 1980-4-23 38 Tehama Ponderosa Way 0.9 mi south of Deer Creek. 658 Comment
  SEINET4399752  Cornus nuttallii Leila M. Shultz 1990-5-5 11327 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  UCSB13438  Cornus nuttallii Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral; 9.5 miles south of Viola 1524 Comment
  CHSC117382  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi. from Mineral on Hwy 172 to Mill Creek, 1584 Comment
  CAS-BOT-BC210558  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-7-30 s.n. Tehama Deer Creek 1200 Comment
  CHSC81111  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  SEINET13711256  Cornus sessilis Lowell William Ahart, Lowell William Ahart 2001-1 9184 Tehama E Side Hwy 32 4 Mi. By Rd. S of Bridge across Deer Creek (T27N, R3E, S 36, SE 1/4) 4000 Ft. 1219 Comment
  SBBG15974  Corydalis caseana D. Myrick 1961-6-24 358 Tehama St Hwy 36 ca. 2 mi E of Mineral 1676 Comment
  SEINET3152044  Corydalis caseana subsp. caseana M. Ownbey, G. B. Ownbey 1946-6-23 2935 Tehama Guernsey Creek, 7.5 mi. south of Morgan Springs Comment
  CAS-BOT-BC401888  Corydalis caseana subsp. caseana John Thomas Howell 1961-6-20 36585 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC401891  Corydalis caseana subsp. caseana Donald Myrick 1961-6-24 358 Tehama About two miles east of Mineral on Highway 36 Comment
  CAS-BOT-BC291368  Cotula coronopifolia L. E. Smith 1915-4-25 s.n. Tehama Red Bluff Comment
  UC1037447  Crepis monticola H. K. Wagnon 1955-7-16 187 Tehama Yolla Bolly Mt. (Mt. Linn); e ridge Comment
  CHSC66503  Crucianella angustifolia Vernon H. Oswald 1996-5-20 7612 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 158 Comment
  CHSC96653  Crucianella angustifolia Lowell Ahart 2007-5-8 13743 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS122053  Crucianella angustifolia Lowell Ahart, John Dittes 2014-5-17 19511 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS103342  Crypsis alopecuroides Lowell Ahart 2002-11-5 10018 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
  SD211504  Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8891 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  CHSC112586  Crypsis schoenoides Lowell Ahart 2013-9-17 19041 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC66891  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1996-9-4 8263 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC83078  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  HSC97184  Crypsis vaginiflora L. Ahart 2002-11-5 10019 Tehama E of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 mi. (air) NW of Orland 152 Comment
  UCD145296  Crypsis vaginiflora Barry Hammel 1976-8-5 428 Tehama Black Butte Lake. 213 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
  JEPS104457  Cryptantha crinita Lowell Ahart 2003-5-12 10126 Tehama Along a wash, on the nw side of the poor dirt road, just n of Jelly Ferry Rd, 1.3 mi (air) sw of Coleman Fish Hatchery, ca 6.0 mi (air) e of Cottonwood. 131 Comment
  UC1442624  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 6.4 mi n Red Bluff (on gravel bars along Blue Tent Creek (take dirt road branching of McCoy Road)); Blue Tent Creek 150 Comment
  RSA95832  Cryptantha crinita L. S. Rose 1954-4-26 54034 Tehama 1.5 miles N. of Red Bluff, flood bed of Dibble Creek 95 Comment
  CHSC28144  Cryptantha flaccida Robert A. Schlising 1979-4-14 3361 Tehama East of Red Bluff along the Hogsback. S-facing slope in canyon above Antelope Creek. 365 Comment
  CHSC64700  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1995-5-9 6715 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. Grassy upland se of Pool 20. 213 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
  CHSC68536  Cryptantha intermedia Vernon H. Oswald 1997-4-23 8343 Tehama Inner North Coast Ranges. Forest road M2 7.6 miles W of Paskenta. 701 Comment
  JEPS105903  Cryptantha intermedia Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10747 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  RSA113943  Cryptantha intermedia H. K. Sharsmith 1954-6-24 4342 Tehama Tehama County: SW ridge leading to Eagle Peak, 1 mile below summit, Mendocino National Forest. 1067 Comment
  RSA90792  Cryptantha microstachys Milo S. Baker 1953-5-9 12580 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  JEPS90319  Cryptantha milobakeri Dean William Taylor 1972-6-17 1495 Tehama on Tedoc Mountain, along Wells Creek Wells Creek; Tedoc Mountain, Wells Creek 822 Comment
  UC1023449  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-7-12 12912 Tehama w of Paskenta (near 15 mi post in forest, w Tehama County) 1219 Comment
  HSC74941  Cryptantha simulans J. P. Smith, Thomas W. Nelson 1979-6-24 10168 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  RSA90796  Cryptantha torreyana Milo S. Baker, H. K. Wagnon 1953-7-12 2844 a Tehama Above Whitlock Camp in open forest along County Road somewhere from 3 miles to 6.1 miles from camp. 1524 Comment
  CHSC92719  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1369 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  JEPS46564  Cupressus macnabiana W. Brokenshire 1930-1-1 Tehama Mill Creek rim Mill Creek Comment
  CHSC48367  Cuscuta californica var. breviflora Vernon Oswald 1988-5-12 3305 Tehama M2 (23N01) 6.3 mi (odometer) w of Paskenta. 560 Comment
  JEPS115384  Cuscuta californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16312 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  RSA500421  Cuscuta howelliana Vernon H. Oswald 1989-7-24 3892 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1607 Comment
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Aug 31 2009
  UC1731519  Cuscuta howelliana Dean W. Taylor 1992-5-27 12661 Tehama 1.5 ai mi n of Dales Lake (Northern Sacramento Valley, Inks Creek, in large stock pond in unnamed south fork Inks Creek); Northern Sacramento Valley, Inks Creek 186 Comment
  UC124530  Cuscuta indecora T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Mt. Comment
  RSA262495  Cuscuta occidentalis J. M. Tucker 1959-7-19 262495 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2104 Comment
  RSA122036  Cycladenia humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi. NW of Colby Mtn. Comment
  UC1197613  Cycladenia humilis var. humilis Charlotte M. Wilder 1912-6-26 1845 Tehama above Deer Creek Meadows Deer Creek Meadows 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
  RSA123572  Cynoglossum occidentale G. D. Barbe 1955-7-22 249 Tehama About 1/8 milewest of Square Lake along the trail to Long Lake. 2104 Comment
  RSA757293  Cynoglossum occidentale Barbara Ertter, Brad Olson 1991-7-6 10352 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
  UCD73354  Cynoglossum occidentale Chuck Hughes 2008-6-22 45 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  RSA90824  Cynoglossum occidentale Milo S. Baker, H. K. Wagnon 1953-7-11 12842 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC64579  Cynosurus echinatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6637 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 ridge crossing the ne corner of the reserve. 225 Comment
  HSC95570  Cyperus bipartitus L. Ahart, John Dittes 2003-9-17 10594 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  RSA0119055  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  JEPS104233  Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama 5 air mi SE of Los Molinos (Deer Creek, S side, 400 yds E of Hwy 99) 60 Comment
  JEPS106245  Cyperus niger Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11184 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
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CDA38897  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10598 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC84596  Cyperus strigosus Lowell Ahart; John Dittes 2003-9-17 10596 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
  CHSC88786  Cyperus strigosus Jenny Marr 1993-8-1 189 Tehama Tehama/Shasta County. Battle Creek Wildlife Area, +/- 20 air miles NE of the town of Redding. 121 Comment
  JEPS104087  Cyperus strigosus Lowell Ahart 2003-9-17 10596 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC112585  Cypselea humifusa Lowell Ahart 2013-9-17 19035 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  RSA66354  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama south base of South Yolla Bolly Mts. 2134 Comment
  UCD60961  Danthonia californica var. americana Rimo Bacigalupi; G. T. Robins, K. Wagnon, and D. Barbe 1955-7-16 5308 Tehama Near Somerset, about 1 mile south of Ovenlid (Butte), Mendocino National Forest. 1767 Comment
  RSA758290  Danthonia unispicata Barbara Ertter, Brad Olson 1991-7-4 10215 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  UC1949304  Danthonia unispicata Barbara Ertter with Brad Olson 1991-7-4 10215 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning Comment
  UCD61363  Danthonia unispicata Dean W. Taylor 1976-7-9 6037 Tehama At headwaters of Cub Creek. 1859 Comment
  SBBG2730  Darmera peltata H. and M. Dearing 1938-6-21 2060 Tehama Chico Crk, 6 mi N of Loma [Lomo] Comment
  UC1949097  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-4 10281 Tehama Ball Rock / Toomes Camp Rd (M2); 0.6 mi N of Trough Ridge jct, 19.4 mi from Paskenta, ca 3.5 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  UC1002625  Delphinium antoninum Milo S. Baker 1953-6-21 12778 Tehama logging road w Paskenta; Henderson's Canyon 1524 Comment
  RSA49233  Delphinium hesperium subsp. pallescens P. A. Munz 1949-5-14 13193 Tehama 5 miles N of Red Bluff. Comment
  CHSC64553  Delphinium nudicaule Vernon H. Oswald; Lowell Ahart 1995-4-3 6594 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On top of the ridge crossing the nw corner of the reserve. 201 Comment
  UC54274  Delphinium nuttallianum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4362 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  RSA518657  Delphinium patens Joseph Grinnell 1928-6-24 s.n. Tehama Mineral. 1463 Comment
  CHSC70900  Delphinium patens subsp. patens Vernon Oswald; Lowell Ahart 1998-4-27 8962 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  CHSC27526  Delphinium variegatum Greg Halcomb 1978-4-8 9 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd.; 1/2 mi n on Lenninger Rd. and ca. 50 ft w; 14.9 mi n of legal Chico city limits. 68 Comment
  UCR11243  Delphinium variegatum Wm. Horn Jr. 1967-5-28 670528 6 Tehama Highway 36, 23 mi west of Red Bluff 244 Comment
  CAS-BOT-BC16947  Delphinium variegatum subsp. variegatum A. A. Heller 1916-4-20 12329 Tehama 3 miles north of Red Bluff Comment
  UC149680  Deschampsia cespitosa subsp. cespitosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4350 Tehama near Morgan Morgan; Mill Creek Canyon 1524 Comment
  CHSC13869  Deschampsia danthonioides Tim Manolis 1974-3-31 43 Tehama 16 mi. N of Chico and 1 mi. E of Hwy 99 on Kiefer Rd. Comment
  CHSC27770  Deschampsia danthonioides K. Bridwell 1978-4-14 69 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  CHSC66124  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1996-4-29 7469 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the edge of the intermittent stream near the W boundary. 103 Comment
  HSC48808  Deschampsia danthonioides J. P. Smith 1979-4-28 10072 Tehama Leininger Rd., E of Vina 73 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
  SBBG529  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 mi W of Chester Comment
  SEINET191121 Image available Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama One mile S of jct of Rte 32 & 36; 13 miles W of Chester 1524 Comment
  CHSC68942  Descurainia incana Vernon Oswald; Lowell Ahart 1997-7-7 8679 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Near the lookout. 2057 Comment
  JEPS16227  Dicentra formosa Joseph Grinnell with Mary E. Grinnell 1927-5-14 Tehama Mineral 1463 Comment
  CAS-BOT-BC402485  Dicentra formosa subsp. formosa Alice Eastwood 1912-8-22 1875 Tehama Morgans Springs, Lassen Butte Region Comment
  SEINET12048538  Dichelostemma capitatum T. J. Hart 1984-1 4 Tehama 50 m E of intersection of South Center and Tehama Vina Rds. in Los Molinos 72 Comment
  CHSC88975  Dichelostemma capitatum subsp. capitatum Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 50 yds northwest of the intersection of Powerline Road and Cottonwood Jeeptrail. UTM: 10 0592930 E, 4449270 N. 621 Comment
  CHSC86562  Dichelostemma congestum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 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
  CHSC86561  Dichelostemma multiflorum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  JEPS58087  Dichelostemma multiflorum unknown 1917-5-21 Tehama Red Bluff Comment
  SD211496  Dichelostemma multiflorum Barbara Ertter, Brad Olson 1991-7-4 10274 Tehama Toomes Camp / Ball Rock Road 16.1 miles West of Paskenta, 2 miles Southeast of Kingsley Glade/Maxin junction circa 28 airmiles West of Corning, Southwest-facing dry meadow 1463 Comment
  JEPS16183  Dichelostemma multiflorum Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3129 Tehama 1 mi w Paskenta-Newville road junction (w Tehama County) Comment
  JEPS101587  Dieteria canescens var. shastensis Dean W. Taylor 1997-7-18 16138 Tehama headwaters North Fork Elder Creek 1981 Comment
  CAS-BOT-BC290950  Dieteria canescens var. shastensis Freed Hoffman 1949-7-21 2833 Tehama Tedoc Gap, extreme nw. Tehama Co. 1371 Comment
  CHSC66221  Digitaria sanguinalis Vernon H. Oswald; Lowell Ahart 1996-6-3 7726 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC115233  Diplacus layneae B. Castro; A. Groom, B. Humphrey 2015-4-29 2041 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.5 air mi NW of its confluence with the Sacramento River and 0.6 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  SBBG15310  Diplacus layneae H. and M. Dearing 1938-6-22 2072 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  SBBG28883  Diplacus layneae R. Bacigalupi 1953-5-30 1267 Tehama logging road, W of Paskenta near 5 mi post Comment
  CAS-BOT-BC151453  Diplacus nanus James R. Shevock 1985-6-22 11236 Tehama Mendocino National Forest, along forest road M-2, just north of Government Flat Campground - Northern Coast Ranges 1752 Comment
  CHSC80878  Diplacus torreyi Lowell Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SBBG21897  Diplacus torreyi D. Myrick 1964-7-18 865 Tehama St Hwy 36, near south entrance to Mt. Lassen Highway 1371 Comment
  SEINET10449636  Dodecatheon alpinum subsp. majus Mary Susan Taylor 1975-7-17 Taylor 847 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
  CHSC13890  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama 2.6 mi e on Vina road from hwy 99 to Reed Orchard Road; 0.8 mi e on Reed Orchard Road in cow pasture. Comment
  CHSC13901  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 249 Tehama 0.8 mi e on Vina Road from Hwy 99 on s side of road. Comment
  CHSC14048  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama Ca. 2.6 mi e on Vina Rd from Hwy 99 to Reed Orchard Rd, ca. .8 mi e on Reed Orchard Rd in cow pasture. Comment
  CHSC28848  Dodecatheon clevelandii subsp. patulum D. L. Daniels 1979-4-7 16 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 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
  UC725483  Dodecatheon hendersonii A. A. Heller 1918-4-28 13002 Tehama Bennett Springs Comment
  LA47061  Dodecatheon jeffreyi subsp. jeffreyi J. M. Tucker; 1959-7-19 3574 Tehama South Yolla Bolly Mountain, upper S of Square Lake, N side of S Yolla Bolly Mountain 2118 Comment
  CHSC107367  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
  CHSC31135  Downingia bella W. F. Babb 1980-4-26 13 Tehama On the e side of Leininger Rd. ca. 600 m from its jct with Hwy 99E ca. 25.5 km n of Chico. Comment
  CHSC79975  Downingia bella B. Castro; L. P. Janeway 2000-5-11 1165 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  HSC59041  Downingia bicornuta Thomas Wood 1979-4-28 134 Tehama Along Leninger Rd., E of Vina. 73 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
  UC1586623  Downingia cuspidata Vernon H. Oswald and Lowell Ahart 1991-5-9 4559 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
  JEPS19362  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama e of Red Bluff (near State Highway 36) Comment
  SEINET12334037  Downingia ornatissima Unknown 1986-1 960 Tehama T24N, R1W, NW-1/4 of Sec. 29. Along fence 50 m W of telephone line 66 Comment
  CHSC14021  Downingia ornatissima var. ornatissima B. M. Heidinger 1974-4-23 160 Tehama Located n of Cana ca. 300 yds n of bridge on Cana Pine Creek Road. 60 Comment
  UC765465  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-19 2296 Tehama 4 mi n Corning Comment
  JEPS86525  Downingia pusilla Roy E. Buck and Glenn L. Clifton 1990-3-28 1471 Tehama 5 air km wnw Corning (3.3 air km ne of confluence of Burch and Houghton Creeks, just w of gas pipeline) 109 Comment
  CDA15515  Draba verna R. L. Green 1999-5-6 PDR 1231337 Tehama North Coast Ranges; Red Bluff. 0 Comment
  CHSC64344  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart 1995-2-13 6482 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along an old abandoned road paralleling the e boundary, on the high point of a basalt ridge running through the ne corner of the reserve. 228 Comment
  CHSC102463  Draba verna var. verna L. P. Janeway 2009-3-28 9660 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine creek. 503 Comment
  JEPS27435  Drosera rotundifolia Jos. Grinnell 1925-7-30 Tehama Mineral 1463 Comment
  JEPS96964  Drymocallis lactea var. austiniae Dean W. Taylor 1997-7-18 16135 Tehama Ball Rock 1981 Comment
  CAS-BOT-BC157802  Drymocallis lactea var. lactea Alice Eastwood; John Thomas Howell 1941-7-9 9838 Tehama Near Government Flat Comment
  JEPS28767  Drymocallis pseudorupestris var. saxicola George W. Gillett 1957-8-13 1064 Tehama near Brokeoff Mountain trail (niches of e cliffs of main Brokeoff structure); near Brokeoff Mountain trail 2514 Comment
  CHSC66191  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .2 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC77330  Dysphania botrys L. P. Janeway; B. Castro 1999-6-14 6466 Tehama Along south side South Fork Cottonwood Creek. 307 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
  CHSC115812  Dysphania pumilio Lowell Ahart; John Dittes 2015-8-5 20458 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC61973  Dysphania pumilio Vernon H. Oswald 1993-9-7 5925 Tehama Lassen Volcanic National Park. Lassen Chalet at the Southwest Entrance Station. Weed on N edge of the parking lot. 2049 Comment
  CHSC66192  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .1 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at old bridge site. 103 Comment
  CHSC69487  Echinochloa colona James D. Jokerst; Jeri Donovan 1981-9-30 1500 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek. Comment
  CHSC41047  Echinochloa crus-galli Pauleen Broyles 1982-7-27 816 Tehama The Nature Conservancy Vina Plains Preserve. Edge of irrigation ditch. 66 Comment
  POM257067  Echinochloa crus-galli Virginia Long 1931-8-14 102 a Tehama Corning; drainage ditch along highway [adjacent to] rice fields. 79 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
  CAS-BOT-BC197246  Echinochloa muricata John Thomas Howell 1960-8-20 36267 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC116500  Echinodorus berteroi B. Castro 2012-7-19 1942 Tehama Sacramento Valley. N of Elder Creek, ca 0.28 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal. 73 Comment
  JEPS124113  Echinodorus berteroi Lowell Ahart, John Dittes 2015-6-22 20257 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  JEPS124117  Elatine Lowell Ahart, John Dittes 2015-6-22 20263 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CHSC78830  Elatine californica Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  JEPS118005  Elatine californica Lowell Ahart, John Dittes 2011-6-9 17448 Tehama Rio De Los Molinos Land Grant. In shallow water or on wet bare sandy soil, 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) north of Vina 80 Comment
  CAS-BOT-BC113743  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
  RSA66988  Eleocharis acicularis var. acicularis Phillip A. Munz 1951-7-25 16874 Tehama 1 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  JEPS66415  Eleocharis bella L. R. Heckard and P. Rubtzoff 1971-7-31 2677 Tehama just NE of Red Bluff (land-locked lagoon off the Sacramento River) Comment
  UCD104390  Eleocharis engelmannii Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6856 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS104428  Eleocharis flavescens var. flavescens Lowell Ahart 2003-9-17 10600 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  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
  JEPS106208  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS64129  Eleocharis macrostachya W. L. Jepson 1938-6-10 18980 Tehama 6 mi S of Red Bluff (Coyote Creek) 91 Comment
  RSA699612  Eleocharis palustris L. Ahart 2004-6-28 11136 -A Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  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
  CHSC66216  Elodea canadensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7711 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. A slough along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  CAS-BOT-BC237631  Elymus X saundersii John Thomas Howell 1960-8-18 36086 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  RSA201306  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  CHSC87966  Elymus elymoides subsp. californicus Lowell Ahart 2004-6-18 11108 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 883 Comment
  UC1019554  Elymus elymoides subsp. elymoides Louise Kellogg 1952-7-17 82 Tehama on ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  HSC74862  Elymus elymoides var. elymoides J. P. Smith, Thomas W. Nelson 1978-7-22 10021 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 Comment
  UCD15029  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 miles east of Ides Cove. 2103 Comment
  UCD15031  Epilobium J. M. Tucker; Louis K. Mann 1962-7-29 3637 Tehama Ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid. 1981 Comment
  JEPS38192  Epilobium campestre W. L. Jepson 1927-6-25 12350 Tehama Pine Creek road sta. 60 Comment
  CHSC66881  Epilobium ciliatum subsp. ciliatum Vernon H. Oswald; Lowell Ahart 1996-9-4 8265 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  JEPS108875  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2006-7-19 13046 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  HSC93244  Epilobium ciliatum subsp. ciliatum Vernon H. Oswald, L. Ahart 1996-9-4 8265 Tehama Hog Lake Plateau: BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, edge of Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC107360  Epilobium cleistogamum Lowell Ahart; John Dittes 2011-6-9 17443 Tehama Rio De Los Molinos Land Grant. on the bottom of a small vernal pool, about 50 yards east of a large vernal pool, sand dune area, about 40 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  OBI78545  Epilobium cleistogamum Robert F. Hoover 1968-5-29 11132 Tehama 4 mi SE of Vina Comment
  JEPS117431  Epilobium densiflorum Lowell Ahart 2010-7-17 16882 Tehama On the south side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, , about 4.5 miles (air) southeast of Manton, about 2 -1/2 miles (air) north of Highway 36 726 Comment
  RSA756201  Epilobium densiflorum Barbara Ertter, Brad Olson 1991-7-5 10312 Tehama Metzger Ranch at confluence of Big and Little Crane creeks (= Stiver s Ranch ), about 15 air miles west-northwest of Red Bluff. 213 Comment
  RSA795522  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. SSE sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  UC764939  Epilobium densiflorum R. F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  UC725704  Epilobium glaberrimum subsp. glaberrimum A. A. Heller 1937-6-26 15345 Tehama slope along creek w Deer Creek Meadows; Deer Creek 1371 Comment
  UC1019529  Epilobium hallianum Louise Kellogg 1952-7-9 11 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mt.) - North Coast Ranges, Mendocino National Forest, Boswell Ridge Comment
  UC505329  Epilobium hallianum Mrs. H. P. Bracelin 1932-7-23 663 Tehama n side of buildings Mineral 1524 Comment
  POM304448  Epilobium minutum Alice Eastwood, John Thomas Howell 1941-7-9 9763 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS38222  Epilobium pallidum W. L. Jepson 1938-6-10 18976 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  CHSC86821  Epilobium torreyi Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CHSC94267  Epilobium torreyi Lowell Ahart 2006-7-25 13077 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CHSC27509  Equisetum hyemale subsp. affine Michael F. Henetz 1978-4-22 18 Tehama Ca. 10 m n of Hwy. 32, in Deer Creek Canyon, ca. 15.6 km sw of junction of Hwy. 32 and Hwy. 89. 1050 Comment
  CHSC76501  Equisetum laevigatum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  CHSC66222  Eragrostis cilianensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7702 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 Comment
  JEPS68589  Eragrostis cilianensis Chas. B. Weeks before Oct. 1913 Tehama Red Bluff Comment
  UCSB25897  Eragrostis cilianensis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 13 miles west of Corning 152 Comment
  JEPS120789  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  CDA13583  Eragrostis pectinacea var. pectinacea G. F. Hrusa 1996-8-17 13507 Tehama Sacramento Valley; Annual, occasional on outer edges of dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  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
  CHSC84586  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2003-9-17 10606 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
  CHSC106702  Eragrostis pilosa var. pilosa Barbara Ertter; Elizabeth Neese, laure Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  SD211509  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8890 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  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
  CHSC64491  Eriastrum brandegeeae J. Molter 1993-7-20 767 a Tehama Along edges of Pettyjohn Rd. (Long grade). 719 Comment
  CHSC76763  Eriastrum brandegeeae J. Marr; B. Hendrickson 1999-5-27 Tehama About 20 air miles W of Red Bluff, vicinity of Grizzly Ck and Little Grizzly Ck. Around NW side of ranch pond where old road ends. 316 Comment
  CHSC89614  Eriastrum tracyi Jenny Marr; Julie Cunningham, Heidi West, Natalie Wight 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek. South-facing tributary of main creek. 304 Comment
  RSA724827  Ericameria bloomeri L. Ahart 2006-9-9 13270 Tehama Near dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 air miles SE of Colby Mt., about 5 air miles NE of Butte Meadows. 1526 Comment
  CHSC26699  Ericameria nauseosa var. speciosa M. S. Taylor 1977-8-17 1475 Tehama On mountain peak, ca. 1/2 mi n of Old Humboldt Rd, ca. 3 mi e of its jct with Scotts john Rd, no of Jonesville. 1981 Comment
  JEPS29561  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama 1/2 mi se of Sulphur Works; Lassen Volcanic National Park 2133 Comment
  UC1553539  Ericameria nauseosa var. speciosa E. Dean 1988-7-27 143 Tehama w slope Black Rock Mtn; Black Rock Mtn. 1889 Comment
  UCD149551  Ericameria ophitidis G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC40516  Erigeron canadensis Pauleen Broyles 1982-9-4 850 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UCSB63984  Erigeron canadensis Jokerst, James; Donovan, Jeri 1981-9-3 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek Comment
  JEPS41392  Erigeron glacialis var. glacialis Jos. Grinnell 1925-7-27 Tehama Broke-off Mountain 2438 Comment
  CAS-BOT-BC300703  Erigeron glacialis var. glacialis John Thomas Howell 1960-8-19 36129 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  HSC70010  Erigeron greenei Thomas W. Nelson, Jane Nelson 1978-7-21 4442 Tehama Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc Comment
  CAS-BOT-BC295157  Erigeron inornatus Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  CHSC105215  Erigeron inornatus var. inornatus Lowell Ahart; John Dittes 2010-7-19 16906 Tehama On the south side of the poor dirt road, about 200 yards southwest of the poor road crossing of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  SD241747  Erigeron lassenianus var. lassenianus Dean Wm. Taylor 1997-6-25 16098 Tehama Margin of Pear Lake; Lassen National Forest; in crater bottom of Turner Mountain (Mineral 7.5'Q) 1920 Comment
  RSA21497  Eriodictyon californicum Carl B. Wolf 1937-5-15 8679 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  CHSC35607  Eriogonum compositum var. compositum J. P. Smith; T. W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest. Wells Creek Camp. 1310 Comment
  CAS-BOT-BC242617  Eriogonum dasyanthemum John Thomas Howell 1955-6-12 30310 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  CDA13584  Eriogonum dasyanthemum G. F. Hrusa 1996-8-17 13508 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC48657  Eriogonum dasyanthemum Vernon Oswald 1983-7-12 847 Tehama Beside Round Valley Rd. (M4; 23N02); 12.5 mi w of its jct. with Garland Rd. 1234 Comment
  CHSC77778  Eriogonum dasyanthemum B. Castro; L. P. Janeway 1999-6-24 994 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. On E-facing slope at end of small 'finger' ridge. 359 Comment
  CHSC91090  Eriogonum dasyanthemum D. Isle 1995-6-20 207 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1.8 mi. up Log Springs Rd. from Salt Creek CC (=0.15 mi. up from Wilder Pond), Nomlaki Trailhead Meadow. 633 Comment
  HSC71873  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5801 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  RSA26303  Eriogonum dasyanthemum Alice Eastwood, John T. Howell 1941-7-9 9757 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA90828  Eriogonum dasyanthemum Milo S. Baker, H. K. Wagnon 1953-7-12 12910 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  CAS-BOT-BC259368  Eriogonum lobbii C. Hart Merriam No date on label s.n. Tehama South Yolla Bolla [Bolly], top. Comment
  CHSC64984  Eriogonum luteolum var. luteolum Vernon H. Oswald; Lowell Ahart 1995-7-12 6992 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. Roadside. 871 Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  SEINET6894812  Eriogonum nudum Robert A. Evers, Clara V. Evers 1975-8-23 115016 Tehama 2 miles (3.2 km) west of MIneral. Comment
  CHSC117621  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21366 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC101055  Eriogonum roseum John Dittes; Josephine Guardino 2005-7-30 1065 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; old field on historic floodplain terrace of Mill Creek. 64 Comment
  UC1025131  Eriogonum spergulinum var. reddingianum Douglas Barbe 1955-7-16 174 Tehama on the e ridge leading to summit of South Yolla Bolly (Mt. Linn); South Yolla Bolly (Mt. Linn) 2286 Comment
  SBBG119891  Eriogonum spergulinum var. reddingianum L. Ahart 2003-8-23 10525 Tehama ca. 10 yards N of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  UC1735885  Eriogonum strictum var. anserinum Dean W. Taylor 1972-6-17 1520 Tehama Tedoc Mountain summit, 1371 Comment
  UCD101202  Eriogonum strictum var. proliferum J. M. Tucker; L. K. Mann 1959-7-19 3560 Tehama southeast side of South Yolla Bolla Mountain. 2194 Comment
  CHSC106849  Eriogonum tripodum Barbara Ertter; Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 853 Comment
  CHSC79077  Eriogonum tripodum L. P. Janeway 2000-6-30 6867 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  JEPS13905  Eriogonum tripodum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5363 Tehama 8.4 mi n and w along lumber-truck road Paskenta 762 Comment
  RSA0081460  Eriogonum tripodum Barbara J. Ertter, Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 854 Comment
  CHSC61434  Eriogonum umbellatum var. nevadense Vernon H. Oswald; Lowell Ahart 1993-8-18 5835 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Locally common along the rocky ridge S of the highest point. 2490 Comment
  CAS-BOT-BC262201  Eriogonum ursinum Alice Eastwood 1912-8-22 1789 Tehama Trail from Morgans Springs to Sulphur Works, Lassen Butte Region Comment
  JEPS56201  Eriogonum ursinum Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  JEPS117399  Eriogonum vimineum Lowell Ahart, John Dittes 2010-10-4 17291 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
  CHSC66602  Eriogonum wrightii var. trachygonum Vernon H. Oswald 1996-7-19 8071 Tehama BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Along an old river channel on the NE side of the parcel. 103 Comment
  CHSC80247  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 2000-6-7 1196 Tehama Vicinity of Paskenta, Thomes Creek. 362 Comment
  CHSC64944  Eriophyllum lanatum var. aphanactis Vernon H. Oswald; Lowell Ahart 1995-7-12 6999 Tehama Inner North Coast Ranges. W of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Roadside. 950 Comment
  CHSC118031  Eriophyllum lanatum var. grandiflorum Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 198 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  UCD103066  Erodium botrys P. B. Kennedy 1928-5-7 s.n. Tehama Red Bluff. Comment
  SEINET12183584  Erodium brachycarpum Unknown 1983-1 861 Tehama a rise 100 m N of barn in S pasture, The Nature Conservancy Vina Plains Preserve 62 Comment
  HSC8484  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1859 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC40816  Erodium moschatum Paulenn Broyles 1982-4-28 475 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  RSA290425  Eryngium articulatum Yusuf Sheikh 1972-6-18 539 Tehama Southwest of Tedock Mountain 1372 Comment
  CHSC78580  Eryngium castrense J. Marr; N. Wight 1998-7-14 Tehama Vicinity of Newville, Garland Road and North Fork Stony Creek. 207 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
  RSA90608  Erysimum capitatum Milo S. Baker, H. K. Wagnon 1953-6-21 12785 Tehama Logging road west of Paskenta. 1220 Comment
  UC1034887  Erysimum capitatum G. B. and R. P. Rossbach 1938-7-20 891 Tehama exposed slopes just n Sulphur Works mud volcanoes; Lassen Volcanic National Park Comment
  CHSC81236  Erysimum capitatum var. capitatum Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of Pettyjohn Road and South Fork Cottonwood Creek. 426 Comment
  HSC6777  Erysimum capitatum var. capitatum R. Spellenberg 1964-6-18 471 Tehama 6 mi. SW of Mineral, Hwy. 36 Comment
  SEINET14063517 Image available Erythranthe Leila M. Shultz 1990-1 11317 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC65068  Erythranthe breweri Vernon H. Oswald; Lowell Ahart 1995-7-17 7093 Tehama Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  CHSC65350  Erythranthe breweri Lowell Ahart 1995-10-3 7659 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
  SD131950  Erythranthe glaucescens Barbara Errter 1989-5-3 8446 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side of Deer Creek ca 20 airmiles SW of Chester 975 Comment
  CHSC80698  Erythranthe microphylla Lowell Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC502689  Erythronium californicum Elmer I. Applegate 1933-4-23 6118 Tehama Mud Flat, below Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  UC505157  Erythronium californicum R. M. Holman 1933-4-23 Tehama about 5 mi e Beegum (on old road from Red Bluff) Comment
  SBBG57772  Erythronium purpurascens H. and M. Dearing 1938-6-23 206 Tehama 15 mi E of Mineral Comment
  CHSC70892  Eschscholzia caespitosa Vernon Oswald; Lowell Ahart 1998-4-21 8930 Tehama Inner North Coast Ranges. Nomalaki Trail just north of Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). 548 Comment
  CAS-BOT-BC402933  Eschscholzia californica A. A. Heller 1927-4-29 s.n. Tehama Along the Pacific Highway 1 mile north of Red Bluff Comment
  CHSC1204  Eschscholzia californica subsp. californica M. Underhill 1953-5-9 Tehama Inland, vernal form. 76 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
  JEPS113131  Eschscholzia lobbii Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13621 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  UC635612  Eschscholzia lobbii L. R. Wohletz 1933-4-1 Tehama near Los Molinos Comment
  CAS-BOT-BC419480  Eschscholzia lobbii Ira L. Wiggins 1925-3-26 1561 Tehama Below Mill Creek canyon, about three miles east of Los Molinos Comment
  CAS-BOT-BC310407  Eucephalus breweri John Thomas Howell 1960-8-19 36132 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  JEPS106147  Euphorbia oblongata Lowell Ahart 2004-4-15 10749 Tehama On the north side of Tehama Vina Road, about 100 yards north of the Railroad, about 200 yards east of the Sacramento River, in the town of Los Molinos 57 Comment
  JEPS117887  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama east bank of Sacramento River at southern edge of Mill Creek confluence Northern Sacramento Valley (sand bar in active floodplain of Sacramento River) 62 Comment
  CDA20591  Euphorbia oblongata E. Finley, D. Stoffel 2005-5-4 PDR 1303776 Tehama Northern California; Mill Creek, E of SR 99. 0 Comment
  CAS-BOT-BC202416  Euphorbia ocellata Milo S. Baker 1947-8-14 11999 Tehama Ca. 4 mi N.E. of Red Bluff on Rd. to Mineral Comment
  UCD142640  Euphorbia ocellata State Seed Lab 1928-10-1 1437 Tehama Red Bluff. Comment
  RSA609444  Euphorbia peplus L. C. Wheeler 1958-7-31 7359 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  CHSC115811  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2015-8-5 20477 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
  CHSC71035  Euphorbia spathulata Vernon Oswald; Lowell Ahart 1998-5-14 9040 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  CHSC105663  Euthamia occidentalis Lowell Ahart; John Dittes 2010-10-4 17279 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC77533  Euthamia occidentalis Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  UCD65858  Festuca californica subsp. californica Beecher Crampton 1954-6-16 1965 Tehama Whiskey Saddle, Crane Mills logging road, Mendocino Natl. Forest-Paskenta District. 1438 Comment
  CHSC65003  Festuca idahoensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7046 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
  JEPS94575  Festuca idahoensis Vernon Oswald and Lowell Ahart 1997-7-7 8675 Tehama on FR 27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  CHSC68709  Festuca occidentalis Vernon H. Oswald; Lowell Ahart 1997-5-14 7425 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek. 1030 Comment
  UCD66119  Festuca occidentalis Beecher Crampton 1954-6-16 1963 Tehama Paskenta District, Mendocino National Forest, Whiskey Saddle, Crane Mills logging road. 1438 Comment
  CAS-BOT-BC278940  Festuca rubra Alice Eastwood; John Thomas Howell 1941-7-9 9773 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC110091  Festuca trachyphylla Barbara L. Wilson 2011-8-1 16729 Tehama 1453 Comment
  RSA756698  Floerkea proserpinacoides Barbara Ertter, Brad Olson 1991-7-6 10410 Tehama Rocky cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  RSA66358  Floerkea proserpinacoides P. A. Munz 1951-7-27 16965 Tehama South base of South Yolla Bolly Mts. 2226 Comment
  HSC70139  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4465 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CAS-BOT-BC53827  Frangula californica subsp. tomentella Elmer I. Applegate s.n. Tehama Bennett Spring, southwest corner of Tehama county Comment
  OBI5851  Frangula californica subsp. tomentella Carl B. Wolf 1928-9-13 3434 Tehama 1 mi above Paynes crk on the Red Bluff-Susanville rd 655 Comment
  CAS-BOT-BC55736  Frangula rubra subsp. rubra D. Showers 1979-7-9 DS 4276 Tehama west facing ridge below Windy Point east of Ski Chalet, Lassen Volcanic National Park 2072 Comment
  CAS-BOT-BC26112  Fremontia californica var. viridis Alice Eastwood; John Thomas Howell 1934-4-21 1850 Tehama Between Payne's Creek and Red Bluff Comment
  CAS-BOT-BC212411  Fremontodendron californicum C. Hart Merriam 1907-9-18 s.n. Tehama Hills east of Payne Creek P.O. Comment
  HSC73430  Fremontodendron californicum S. R. Ahrens, L. Sieburth, B. Potter 1981-5-10 28 Tehama 671 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
  CHSC55305  Fritillaria affinis L. P. Janeway 1991-3-28 3860 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  CHSC118396  Fritillaria affinis Tim Kask 2015-2-13 221 Tehama On Antelope Creek. 10T 0597464/4455844 Comment
  HSC70005  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1978-7-22 4450 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  HSC19776  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge, S of Yolla Bolly Mtn. 2134 Comment
  CHSC54111  Galium andrewsii subsp. andrewsii Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4608 Tehama Raglin Ridge Rd, 3.2 miles south-southwest of Colyear Springs Rd, north-west of Paskenta. 792 Comment
  CHSC80684  Galium andrewsii subsp. andrewsii Lowell Ahart 2001-6-8 8786 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102868  Galium andrewsii subsp. andrewsii Lowell Ahart 2001-6-8 8786 Tehama W side road M2, 9 mi W of Paskenta 792 Comment
  JEPS122011  Galium aparine Lowell Ahart 2014-5-8 19444 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
  UC54583  Galium aparine H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4387 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  HSC19788  Galium aparine John L. Heywood, D. H. Norris 1968-3-31 1857 Tehama Hwy. 36, 56 mi. E of Shasta Co. line 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
  UCD121603  Galium bifolium J. M. Tucker 1959-7-19 3569 Tehama Beside the trail to Square Lake, and ca. 1 1/2 miles east of the lake, northeast side of South Yolla Bolly Mountain. 2103 Comment
  UCD80731  Galium bolanderi CNPS SN Foothill Team 2005-6-22 SNNR 0388 Tehama USFS, Lassen National Forest. 955 Comment
  RSA696011  Galium bolanderi Barbara Ertter, James R. Shevock 1992-6-14 11145 Tehama Lanes Valley Rd. 2.3 miles S of Route 46 (Manton Rd) ca 7 air miles NW of Paynes Creek (town). 457 Comment
  UC1950162  Galium bolanderi Barbara Ertter with James R. Shevock 1992-6-14 11182 Tehama Ponderosa Way 6.5 miles south of Plum Creek Road ca 9 airmiles SE of Paynes Creek (on Hwy 36), south of Middle Fork Antelope Creek; N-facing hillside Comment
  UC1609474  Galium grayanum Vernon H. Oswald and Lowell Ahart 1993-9-2 5906 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  CHSC82126  Galium grayanum var. grayanum L. P. Janeway 2001-7-29 7406 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UCD73353  Galium grayanum var. grayanum Chuck Hughes 2008-6-22 44 Tehama A few feet from summit of Mount Linn. 2464 Comment
  UC1037363  Galium grayanum var. nanum Douglas Barbe 1955-7-16 176 b Tehama e ridge leading to summit of mt. South Yolla Bolly (Mt. Linn) 2286 Comment
  CHSC67298  Galium murale James D. Jokerst 1983-5-10 1745 Tehama Wurlitzer Ranch E of Meridian Rd. 103 Comment
  CHSC41093  Galium parisiense Pauleen Broyles 1982-7-2 778 Tehama Where irrigation ditch crosses under Hwy 99, ca 0.5 km S of Lassen Road. 66 Comment
  RSA724867  Galium trifidum var. pacificum L. Ahart 2006-9-9 13263 Tehama On the E side of the dirt road. About 150 yards E of Colby Creek. About 2 miles (air) SE of Colby Mountain. About 5 miles (air) NE of Butte Meadows. 1526 Comment
  JEPS124062  Galium triflorum Lowell Ahart, John Dittes 2015-8-5 20442 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UCR130064  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6909 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CAS-BOT-BC199057  Garrya congdonii Dr. C. H. Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  CAS-BOT-BC199061  Garrya congdonii R. Bacigalupi 1934-5-29 2411 Tehama On Paskenta Grade, along road from Paskenta to Covelo Comment
  CHSC48443  Garrya congdonii V. Oswald; L. Ahart 1988-5-2 3330 Tehama M2 (23N01) ca. 11 mi. (odometer) w of Paskenta. 853 Comment
  CHSC77051  Garrya congdonii Vernon H. Oswald 2000-2-3 9842 Tehama Log Springs road (M4) 1.8 mi. west of Salt Creek Conservation Camp, 0.1 mi uphill from Wilder Pond. 571 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
  RSA90467  Garrya flavescens subsp. congdonii H. K. Wagnon 1953-5-10 12611 Tehama Below logging road west of Paskenta ca. ten miles. Comment
  RSA96786  Garrya flavescens subsp. congdonii Percy C. Everett, E. K. Balls 1954-10-16 20315 Tehama About Mud Flat Campground, 7.6 miles southwest of Paskenta on road to Covelo. 701 Comment
  UC1052005  Garrya fremontii R. A. Manning 1954-2-18 2 Tehama 5 mi e Paynes Creek (on Plum Creek road); Lassen National Forest 975 Comment
  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
  CHSC86844  Gastridium phleoides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 304 Comment
  UCD66602  Gastridium phleoides N. Macleod 1950-12-1 Tehama 3 miles S. of Red Bluff and half mile W. of Hwy. 99. Comment
  UCD75788  Gastridium phleoides John C. Tothill 1959-5-1 s. n. Tehama 5 mi. north of Paskenta. 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
  RSA0123885  Gayophytum diffusum subsp. diffusum L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16319 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
  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
  UCSB19405  Gayophytum humile Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  JEPS95588  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  CHSC43680  Gentianopsis simplex Vernon Oswald 1984-7-16 1601 Tehama 30N16, 5.0 mi w of Hwy 89 (to Lassen Park) via 29N22. 1828 Comment
  CHSC106001  Geranium carolinianum B. Castro; L. P. Janeway 2000-4-21 1086 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  CHSC65961  Geranium dissectum Vernon H. Oswald; Lowell Ahart 1996-4-23 7438 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common on the grassy bank of Paynes Creek just downstream from the power line at this location. 147 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
  UC1949345  Gilia capitata subsp. capitata Barbara Ertter with Brad Olson 1991-7-6 10448 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong jct. ca 28 airmiles W of Corning, E side Tatham Ridge overlooking valley Comment
  UC1949385  Gilia capitata subsp. capitata Barbara Ertter 1991-5-18 9844 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; steep S-facing side of ridge S of pasture Comment
  UC703022  Gilia capitata subsp. capitata Alice Eastwood, John Thomas Howell 1941-7-9 9819 Tehama Government Flat Comment
  UC1553520  Gilia capitata subsp. capitata E. Dean 1988-6-13 35 Tehama serpentine slope above road 28N36 w Tedoc Gap (1.7 mi w of jct with forest rd 45); w of Tedoc Gap 1300 Comment
  CHSC42229  Gilia tricolor Karen Hamilton 1986-3-22 8 Tehama 137 Comment
  CHSC56564  Gilia tricolor Kate A. Hanson 1977-3-31 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km west-northwest of Corning. 450 Comment
  CHSC59780  Gilia tricolor Thomas J. Hart 1984-3-18 7 Tehama Ca. 50 m e of the intersection of South Center and Tehama Vina roads, Los Molinos. 72 Comment
  JEPS86017  Gilia tricolor subsp. tricolor W. L. Jepson 1899-4-27 21070 Tehama hill country of Cottonwood hill country of the Cottonwood Comment
  CHSC66012  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1996-4-15 7379 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Road. NW of Corning. Northwest side of Sacramento Valley. Growing on a large meander plain of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  JEPS11815  Githopsis specularioides W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  CHSC81620  Glinus lotoides Vernon H. Oswald 2001-10-18 10060 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  HSC74976  Glyceria elata J. P. Smith, Thomas W. Nelson 1979-6-24 10192 Tehama Shasta-Trinity Natl. Forest, Post Creek 1220 Comment
  CDA4146  Glycyrrhiza glabra S. T. Ancell 1946-6-24 Tehama 0 Comment
  CAS-BOT-BC303346  Gnaphalium palustre L. E. Smith 1914-5-8 673 Tehama Red Bluff Tehama Comment
  RSA66360  Gnaphalium palustre P. A. Munz 1951-7-27 16968 Tehama South base of South Yolla Bolly Peak 2226 Comment
  CHSC115822  Goodyera oblongifolia Lowell Ahart; John Dittes 2015-8-5 20482 Tehama East side of Child's Meadow, 10 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
  CHSC80076  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1156 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  UCD18763  Gratiola ebracteata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 56 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
  CHSC64921  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1995-6-13 6851 Tehama W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 219 Comment
  CHSC65921  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-4-15 7376 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. 99 Comment
  JEPS105196  Gratiola heterosepala Dean W. Taylor 1995-5-12 14902 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CAS-BOT-BC304913  Grindelia hirsutula F. P. Cronemiller 1923-9-13 831 Tehama Sugarfoot Glade 1219 Comment
  UC1037401  Hackelia amethystina Douglas Barbe 1955-7-22 240 Tehama between Oven Lid and Spuare Lake (western Tehama County) 2072 Comment
  RSA32927  Hackelia californica A. A. Heller 1938-7-28 15291 Tehama Plentiful on an open gravelly slope along the Mineral Mt. Lassen Hwy. Comment
  UCD22591  Hackelia californica L. K. Mann 1959-6-6 s.n. Tehama Fire Mountain Motel and Trailer Park, State Highway 36, between Mineral and Chester. Comment
  CDA40624  Hackelia nervosa J. C. Carlton 1974-9-3 s.n. Tehama Lassen Volcanic National Park, Mineral. 0 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
  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
  CHSC61382  Helenium bigelovii Vernon H. Oswald; Lowell Ahart 1993-8-11 5792 Tehama Lassen Volcanic National Park. N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. At the head of the meadow. 2023 Comment
  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
  CHSC68931  Helianthella californica var. nevadensis Vernon Oswald; Lowell Ahart 1997-7-7 8691 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
  CHSC90432  Helianthella californica var. nevadensis Niall McCarten; Roxanne Bittman 1986-6-15 5378 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W of Johnson cabin. 1280 Comment
  CAS-BOT-BC314823  Helianthella californica var. nevadensis John Thomas Howell 1960-8-21 36289 Tehama Morgan near Lassen Volcanic Ntional Park 1463 Comment
  JEPS101376  Helianthus bolanderi Dean W. Taylor 1997-7-10 16125 Tehama Red Bank Creek; ca. air 15 mi W Red Bluff 243 Comment
  CHSC80595  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
  CDA13589  Heliotropium europaeum G. F. Hrusa 1996-8-17 13514 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC117717  Heliotropium europaeum Lowell Ahart; John Dittes 2016-8-25 21291 Tehama Along roads, about 50 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
  CHSC96666  Heliotropium europaeum Lowell Ahart 2007-5-8 13731 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
  UC1275923  Heliotropium europaeum N. H. Macleod 1957-9-4 Tehama along Red Bank Rd, w. of Red Bluff 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
  UCD119459  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 mi. w. of old Hwy 99, n.w. of Red Bluff. Comment
  CAS-BOT-BC306004  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-26 12900 Tehama 2.5 miles northeast of Proberta Comment
  SEINET7073568  Herniaria hirsuta subsp. cinerea A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  CHSC46108  Hesperevax acaulis var. acaulis J. D. Jokerst 1983-4-20 1713 Tehama Wurlitzer Ranch, Ca. 1/2 mile north of Pine Creek, 1.0 mile east of Meridian Rd. Comment
  CHSC77537  Hesperevax acaulis var. robustior Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Road, Red Bank Creek, and The Narrows. 298 Comment
  CHSC25541  Hesperevax caulescens Robert A. Schlising 1976-4-19 3173 Tehama SE of Vina, along Keefer Road, ca .25 mi north of jct with Lassen Road and Hwy 99. Comment
  CHSC96612  Hesperevax caulescens Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13609 Tehama East of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC75280  Hesperochiron pumilus Vernon H. Oswald; Lowell Ahart 1999-4-21 9719 Tehama FS 28N23 0.5 mi south of Plum Creek Ridge Rd. in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 822 Comment
  CHSC102316  Hesperocyparis macnabiana L. P. Janeway 2009-11-15 9963 Tehama High North Coast Ranges. Raglin Ridge, 0.3 km east of Pepperwood Spring, 1.3 km south of North Fork Elder Creek; along Raglin Ridge Road 7.1 km southwest of Ball Rock Road (Forest Road M22). 876 Comment
  JEPS116634  Hesperocyparis macnabiana L. P. Janeway 2009-11-15 9963 Tehama High North Coast Ranges. Ranglin Ridge Ridge, 0.3 km east of Pepperwood Spring, 1.3 km south of North Fork Elder Creek of Ball Rock Road (Forest Road M33) (along Raglin Ridge Road 7.1 km southwest) 876 Comment
  UC2042787  Hesperocyparis macnabiana Barbara Ertter with Brad Olson 1991-7-5 10328 Tehama Raglin Ridge Road 1.7 mi from N Fork Elder Creek crossing, ca 25 air miles SW of Red Bluff. Comment
  CHSC78854  Hesperolinon disjunctum Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  UC2031483  Hesperolinon micranthum Barbara Ertter with Brad Olson 1991-7-5 10293 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  UC2042793  Hesperolinon micranthum Barbara Ertter with Brad Olson 1991-7-4 10272 Tehama Toomes Camp / Ball Rock Road 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin junction ca. 28 air miles W of Corning Comment
  CAS-BOT-BC167461  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
  CAS-BOT-BC167467  Hesperolinon tehamense Herbert L. Mason 1947-5-18 s.n. Tehama Paskenta Grade, southern Comment
  CDA28494  Hesperolinon tehamense L. Ahart 2004-6-3 11150 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  CHSC87909  Hesperolinon tehamense Lowell Ahart 2004-6-11 11047 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 582 Comment
  JEPS122824  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 285 Tehama About half way up to radio tower on Tomes Camp Road west Paskenta. Comment
  JEPS13944  Hesperolinon tehamense Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5357 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  SEINET882379  Hesperolinon tehamense H. K. Sharsmith 1951-1 4018 Tehama Covelo-Paskenta road, 11.1 mi W of Paskenta, Mondocino Nat. Forest. 1158 Comment
  UC1212200  Hesperolinon tehamense Helen K. Sharsmith 1951-7-11 4018 Tehama Covento-Paskenta Road 11.1 mi w Paskenta; Inner North Coast Ranges, Mendocino National Forest; W of Paskenta, Mendocino National Forest, Tehama Co. 1158 Comment
  CHSC117168  Heterocodon rariflorum Lowell Ahart; John Dittes 2016-6-22 21043 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC85279  Heterocodon rariflorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 813 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  SEINET10460623  Heterocodon rariflorum Philip A. Munz 1951-7-25 Munz 16869 Tehama 1 MI E OF SQUARE LAKE, S YOLLA BOLLY MTNS Comment
  RSA0075923  Heterotheca grandiflora John Dittes 2003-10-22 852 Tehama Undesignated section of Rio De Los Molinos Land Grant; Northern Sacramento Valley; ca. 18 air-miles south of Red Bluff, ca. 0.8 air-miles northeast of Tehama, ca. 0.3 air-mile east of the Sacramento River., Floodplain on south side of Mill Creek. 66 Comment
  CAS-BOT-BC318627  Hieracium greenei Freed W. Hoffman 1949-7-21 3059 Tehama Tedoc Gap, North Coast Ranges Comment
  HSC70134  Hieracium greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4460 Tehama Along road to summit of Mount Tedoc 1555 Comment
  UC1731954  Hieracium greenei Glenn Clifton 1990-7-12 21830 Tehama 1 mi n of Pony Buck Peak (along ridgeline and on Trinity county line, North Coast Ranges); North Coast Ranges 1630 Comment
  JEPS28763  Hieracium triste George W. Gillett 1957-8-13 1058 Tehama on Brokeoff Trail 1/2 mi from Supphur Works Checking Station (near base of extensive talus slope near first major stream crossing); Lassen Vocanic National Park, Brokeoff Mountain 2133 Comment
  JEPS88371  Hirschfeldia incana Vernon H. Oswald and Lowell Ahart 1996-4-23 7440 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channels of Paynes Creek just downstream from the power line); Cascade Range Foothills, Hog Lake Plateau 147 Comment
  CAS-BOT-BC149916  Holodiscus discolor P. A. Munz 1951-7-27 16969 Tehama South base of South Yolla Bolly Mts. 2225 Comment
  HSC97586  Holodiscus discolor Vernon H. Oswald, L. Ahart 1997-7-7 8670 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 Comment
  CHSC65091  Holozonia filipes Vernon H. Oswald; Lowell Ahart 1995-7-31 7165 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6)/ 365 Comment
  JEPS95703  Holozonia filipes Vernon H. Oswald and L. Ahart 1995-7-31 7165 Tehama T29N R1W SE1/4 NE1/4 Sec. 4, 1200 ft, Cascade Range Foothills, Blue Oak Woodland. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6) 365 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
  UC149650  Hordeum brachyantherum subsp. brachyantherum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4352 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC44301  Hordeum brachyantherum subsp. californicum V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3373 Tehama M2 (23N01) 9.4 mi (odometer) w of Paskenta. 853 Comment
  RSA756701  Hordeum brachyantherum subsp. californicum Barbara Ertter, Brad Olson 1991-7-6 10453 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  HSC102679  Hordeum marinum subsp. gussoneanum J. P. Smith 2013-5-5 13693 Tehama Hog Lake Plateau. 267 Comment
  CHSC48852  Horkelia fusca subsp. tenella Vernon Oswald 1985-6-10 1818 Tehama Near the w end of Wilson Lake. Meadow. 1609 Comment
  JEPS96959  Horkelia fusca subsp. tenella Dean W. Taylor 1997-6-25 16091 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  CAS-BOT-BC143971  Horkelia fusca var. tenella David D. Keck 1930-7-24 964 Tehama Mineral 1525 Comment
  UCR130091  Horkelia tridentata George K. Helmkamp, E. A. Helmkamp 2001-7-7 6914 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC56996  Horkelia tridentata subsp. tridentata Steven Triano; Stefani Eiben 1988-5-7 156 Tehama Field ca 40 ft s of Hwy. 36 and 0.2 mi e of its jct. with Battle Creek. 1313 Comment
  UC703137  Horkelia tridentata subsp. tridentata Alice Eastwood and John Thomas Howell 1941-7-9 9734 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC537971  Horkelia tridentata var. flavescens Mrs. H. P. Bracelin 1931-5-30 370 Tehama On Mill Creek, one mile West of Mineral. Comment
  SDSU4330  Hosackia oblongifolia var. oblongifolia K. Dixon 1942-7-26 3316 Tehama Cascade Creek. Comment
  UC1001318  Hydrophyllum occidentale Louise Kellogg 1952-7-14 46 Tehama Square Lake trail North Coast Ranges, Mendocino National Forest (from Ovenlid toward south Yolla Bolly Mountain) 1828 Comment
  RSA90609  Hydrophyllum occidentale Milo S. Baker 1953-6-21 12789 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC79322  Hypericum anagalloides B. Castro; C. Warren 2000-4-13 1077 Tehama Vicinity of Orland, W of Highway I-5, along main Rice Creek channel. 83 Comment
  JEPS117324  Hypericum anagalloides Lowell Ahart, John Dittes 2010-7-17 16863 Tehama About 20 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  SBBG25920  Hypericum anagalloides D. Myrick 1966-8-6 1460 Tehama South Yolla Bolly Mtn 2133 Comment
  SBBG4754  Hypericum anagalloides H. and M. Dearing 1938-6-23 2112 Tehama near Deer Crk Comment
  HSC93192  Hypericum anagalloides Vernon H. Oswald, L. Ahart 1996-9-4 8249 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36, NE of Red Bluff 183 Comment
  CHSC117723  Hypericum mutilum subsp. mutilum Lowell Ahart; John Dittes 2016-8-24 21260 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS127223  Hypericum mutilum subsp. mutilum Lowell Ahart, John Dittes 2016-8-24 21260 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC40521  Hypochaeris glabra Pauleen Broyles 1982-5-12 571 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch. 60 Comment
  UCSB63866  Idahoa scapigera Oswald, Vernon; Ahart, Lowell 1996-3-6 Tehama BLM parcel; T28N R3W SE1/4 Sec. 13,780 ft., Cascade Range Foothills; near the Jeep Trail running along the N side of a ridge, ca. 1.5 mi WSW of the parking lot at Hog Lake Plateau Comment
  RSA790371  Iris purdyi Bonnie C. Templeton 1960-6-14 8499 Tehama Mineral, near Mt. Lassen National Park. Comment
  JEPS94379  Iris tenuissima subsp. purdyiformis Vernon H. Oswald and Lowell Ahart 1997-5-14 8422 Tehama 1.1 mi sw at a low-water crossing of North Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 4.9 mi se of Plum Creek Road); Ponderosa Way 1030 Comment
  CHSC64934  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. 1158 Comment
  JEPS88063  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1996-4-15 7377 .1 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca 0.6 mi e of lane); Sacramento Valley, Thomes Creek Ecological Reserve 99 Comment
  UC2062877  Isoetes howellii Forrest Freund 2016-5-17 255 Tehama Hog Lake vernal pool. Comment
  CDA42451  Isoetes nuttallii L. Ahart 2004-4-29 10782 Tehama About 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. Comment
  CHSC87379  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC65922  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1996-4-15 7369 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, on the northwest side of the Sacramento Valley. 106 Comment
  CHSC40821  Juncus acuminatus Pauleen Broyles 1982-5-10 569 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch NW of barn in s pasture. 66 Comment
  JEPS117665  Juncus acuminatus Lowell Ahart, John Dittes 2010-7-17 16860 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  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
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  SBBG128238  Juncus brachyphyllus L. Ahart 2010-7-17 16884 Tehama N side of Ponderosa Way, ca. 1910 feet S of Bluff Springs, 4.1 mi (air) SE of Manton, 2.8 mi (air) N of Hwy 36 768 Comment
  CHSC91156  Juncus bufonius var. bufonius David Isle 1995-5-2 1043 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Cpgd sp. area S of spur 23N35A. 652 Comment
  JEPS91300  Juncus bufonius var. bufonius Dean W. Taylor 1993-5-14 13441 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36) 213 Comment
  CHSC86792  Juncus bufonius var. congestus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CHSC87838  Juncus bufonius var. congestus Lowell Ahart 2004-6-1 10986 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta. 242 Comment
  CHSC96539  Juncus bufonius var. congestus Lowell Ahart 2007-5-8 13746 A Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC64566  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6624 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the fence and Manton Rd., just n of the culvert. 207 Comment
  CHSC112982  Juncus ensifolius Lowell Ahart 2013-8-2 18993 Tehama Gravel on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC63230  Juncus howellii Lowell Ahart 1994-7-24 7520 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  JEPS110279  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  RSA719179  Juncus howellii L. Ahart 2006-7-19 13016 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 Comment
  CAS-BOT-BC279924  Juncus laccatus Peter F. Zika 2012-7-13 25974 Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 1675 Comment
  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
  RSA67178  Juncus mertensianus Phillip A. Munz, I. M. Munz 1951-7-25 16847 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CHSC60460  Juncus nevadensis Mary Ann Showers 1992-6-26 2596 b Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  RSA67182  Juncus orthophyllus Phillip A. Munz 1951-7-25 16851 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CDA39267  Juncus patens L. Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC112023  Juncus patens David Toren; Carl Furrer 2002-9-3 2106 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  CHSC65073  Juncus tenuis Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster (collected in Pool 7). 213 Comment
  UC1026394  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 mi s Corning Comment
  UCD142846  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  SD241647  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca 20-22 airmiles northeast of Red Bluff 326 Comment
  CHSC77624  Juncus xiphioides B. Castro; H. West 1999-6-1 939 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. Close to water. 196 Comment
  CAS-BOT-BC85358  Juniperus californica Doris Kildale Gillespie 1930-5-9 9268 Tehama 10 miles east of Red Bluff on Susanville Road Comment
  JEPS97450  Juniperus californica Vernon H. Oswald and L. Ahart 1995-2-13 6487 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland. 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
  RSA592732  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Half way between Red Bluff and Dales. Comment
  UC766772  Juniperus californica R. F. Hoover 1938-8-2 3723 Tehama hills above Paskenta (on road to Covelo) Comment
  UCR164305  Juniperus californica Maile Neel 2000-4-29 H- 01 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  UCR164509  Juniperus californica Maile Neel 2000-4-29 H- 4 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  SEINET11054117  Juniperus occidentalis var. australis D. Charlet, R. Tausch, R. Terry 1995-9-28 2219 Tehama Yolla Bolly Mountains, Cedar Basin, North Yolla Bolly Peak. 1896 Comment
  CAS-BOT-BC236787  Keckiella breviflora Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UC774941  Keckiella breviflora Carl B. Wolf 1937-9-5 Tehama 2 mi below Payne Creek P. O. (n Sierra Nevada foothills); Sierra Nevada 304 Comment
  RSA21575  Keckiella breviflora subsp. glabrisepala Carl B. Wolf 1937-9-5 9294 Tehama Northern Sierra Nevada foothills, 2 mi below Payne Creek P.O. 305 Comment
  CHSC77795  Keckiella corymbosa B. Castro; L. P. Janeway 1999-6-21 989 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CAS-BOT-BC237818  Keckiella lemmonii John Thomas Howell 1943-8-8 19207 Tehama Log Spring Ridge 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
  UC2027781  Keckiella lemmonii Barbara Ertter 1991-9-2 10795 Tehama Paskenta Round Valley road (Route M4 over Mendocino Pass) 8.0 mi W of Newville Road junction, ca. 7 air miles SW of Paskkenta Comment
  UCD123875  Kickxia elatine Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama south side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  HSC48809  Koeleria gerardi J. P. Smith 1979-4-28 10074 Tehama Leininger Rd., E of Vina 73 Comment
  UCD21121  Koeleria phleoides Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 296 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584581; 4416292. Comment
  CHSC115526  Kyhosia bolanderi Lowell Ahart; John Dittes 2015-8-5 20453 Tehama Bog, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. Comment
  CHSC66877  Lactuca saligna Vernon H. Oswald; Lowell Ahart 1996-9-4 8251 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream. 182 Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC117622  Lactuca serriola Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21371 Tehama On the north side of a poor dirt road,about 10 yards east of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 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
  CHSC78806  Lagophylla glandulosa Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  UC1619989  Lagophylla glandulosa Barbara Ertter 1991-7-5 10294 Tehama 15 air mi wnw of Red Bluff (sw corner of Metzger Ranch at the confluence of Big and Little Crane Creeks (=Stiver's Ranch)); Metzger Ranch 213 Comment
  UC2027203  Lagophylla glandulosa Anthony Baniaga 2011-6-12 342 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum Creek Road (202). Quadrangle Comment
  UC295959  Lagophylla glandulosa H. M. Hall 1924-7-13 11960 Tehama 10 mi (20 km) n Corning Comment
  CAS-BOT-BC341374  Lagophylla glandulosa David D. Keck 1932-7-7 1725 Tehama Red Bluff, at south city limits 95 Comment
  CAS-BOT-BC341375  Lagophylla glandulosa R. F. Hoover 1940-9-22 4616 Tehama Northeast of Red Bluff Comment
  CAS-BOT-BC341381  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  RSA268965  Lagophylla glandulosa J. R. Reeder, C. G. Reeder 1975-8-10 6684 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  JEPS3579  Lagophylla minor Keith Wagnon 1953-5-3 12627 Tehama w of Paskenta Comment
  CHSC105946  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2010-7-17 16855 Tehama Near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  HSC90053  Lasthenia californica Rohmer, Grefsrud, Reed 1990-3-31 18 Tehama Next to Hwy. 36, 3 mi. E of Road A-5 229 Comment
  UC1363766  Lasthenia californica subsp. californica Robert Ornduff 1958-4-20 4912 Tehama 7.4 mi w of Paynes Creek; Highway 36 304 Comment
  UCD133661  Lasthenia californica subsp. californica Joseph M. DiTomaso 1976-3-28 375 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  SEINET3402469  Lasthenia debilis R. W. Spellenberg, N. Zucker 2011-4-20 14282 Tehama Along CA Hwy. 99 ca. 26 air km NW of Chico, edge of Vina Plains Reserve 100 m south of Rowles Road. 65 Comment
  UCD18757  Lasthenia fremontii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 50 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  RSA585987  Lasthenia fremontii Adree M. Desrochers 1988-4-20 302 Tehama Near Corning. Along Road 9 in pasture, 11.1 km W of [intersection of?] Hwy 5 and Road 9, on N side of the road. Comment
  CHSC77735  Lasthenia glaberrima B. Castro; H. West 1999-6-1 945 Tehama About 21 air miles W of Orland, vicinity of Newville, Salt Creek and N. Fk Stony Creek. 201 Comment
  UC1363757  Lasthenia platycarpha Francia Chisaki 1958-4-1 1112 Tehama 11 mi w Corning (on road from Flournay to Corning) Comment
  UCD133885  Lasthenia platycarpha Joseph M. DiTomaso 1976-3-28 376 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC96657  Lathyrus angulatus Lowell Ahart 2007-5-8 13737 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CDA27130  Lathyrus jepsonii var. californicus L. P. Janeway 2001-7-25 7378 Tehama High Cascade Range; Next to North Fork Calf Creek at crossing of closed spur road, between Roads 27N12 and 27N06; 1.6 km north-northwest of Colby Mountain. Comment
  JEPS117340  Lathyrus latifolius Lowell Ahart, John Dittes 2010-7-19 16894 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  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
  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
  JEPS104072  Leersia oryzoides Lowell Ahart 2003-9-17 10607 Tehama On the south side of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC113002  Lemna minuta Lowell Ahart 2013-8-2 18989 Tehama Small natural pond, 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
  JEPS116017  Lemna minuta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16341 Tehama In a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9 1493 Comment
  CHSC59189  Lemna turionifera Vernon H. Oswald 1992-9-9 5206 Tehama Lassen Volcanic National Park. Ca. 0.2 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. In a streamlet in a meadow. 2011 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
  CHSC117744  Leontodon saxatilis subsp. longirostris Lowell Ahart; John Dittes 2016-8-25 21271 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
  JEPS122126  Leontodon saxatilis subsp. longirostris Lowell Ahart, John Dittes 2014-5-16 19471 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  SEINET10838535  Lepidium campestre David B. Dunn 1971-8-15 Dunn 18157 Tehama 1.5 mi. W. Of lassen park headquarters. Comment
  CHSC77756  Lepidium chalepense B. Castro; L. P. Janeway 1999-5-12 935 Tehama About 21 air miles NW of Orland, vicinity of Newville. Near bank of N Fork Stony Ck. 195 Comment
  UCD18750  Lepidium nitidum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 43 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  HSC27266  Lepidium nitidum J. P. Smith 1972-3-23 5099 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  UC1873695  Lepidium nitidum var. nitidum Barbara Ertter with James R. Shevock 1993-4-30 11583 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC65916  Lepidium strictum Vernon H. Oswald; Lowell Ahart 1996-4-15 7386 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the dirt road at the W boundary just S of Gyle Rd. 103 Comment
  JEPS97494  Lepidium strictum Vernon H. Oswald and L. Ahart 1995-4-10 6632 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  POM298984  Leptosiphon ambiguus Alice Eastwood, J. T. Howell 1941-7-9 s.n. Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
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Jul 13 2018
  HSC85811  Leptosiphon bicolor Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 65 Tehama Hwy. 36, mile marker 47, 5.5 mi. E of Red Bluff 200 Comment
  CHSC44646  Leptosiphon bolanderi J. D. Jokerst 1981-6-24 1696 Tehama Slopes of side canyon just below (= north) the top of the ridge just south of Pine Cr. 441 Comment
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 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
  HSC49049  Leptosiphon ciliatus Patricia Shesgreen 1978-5-13 92 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  HSC73399  Leptosiphon ciliatus L. Sieburth, B. Potter, Susan Ahrens 33 Tehama 671 Comment
  RSA90632  Leptosiphon ciliatus Milo S. Baker 1953-6-21 12770 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  HSC92590  Leptosiphon harknessii D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 25 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  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
  CHSC44319  Leptosiphon latisectus Lowell Ahart 1979-4-25 1845 Tehama Near a lake or vernal pool, north of Highway 36, about 5 miles north-east of Red Bluff. 274 Comment
  RSA93379  Leptosiphon latisectus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskentia near 10 mile post Comment
  UCD118971  Leptosiphon nuttallii S. P. Lynch 1973-6-9 296 Tehama on Tedoc Gap Road, around west side of Tedoc Mountain. Comment
  CAS-BOT-BC341756  Lessingia nana David D. Keck 1932-7-7 1723 Tehama Red Bluff, at south city limits 95 Comment
  UCD134086  Lessingia nana Merrill 1927-7-1 754 Tehama Red Bluff. Comment
  CAS-BOT-BC341907  Lessingia nemaclada H. F. Copeland 1920-7-24 8 Tehama Above Deer Creek Comment
  CHSC91080  Lessingia nemaclada D. Isle 2002-8-29 276 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Just below spring below curve in Rd. 23N53. 1554 Comment
  JEPS59022  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 mi w Mineral 1219 Comment
  SD71321  Lessingia nemaclada John T. Howell 1960-7-24 35997 Tehama 8 miles west of Mineral 1220 Comment
  RSA120849  Lessingia nemaclada H. K. Wagnon 1957-7-27 1657 Tehama Trinity County 1.5 miles S of Trinity Center near S Creek. 1524 Comment
  RSA201460  Lessingia nemaclada John T. Howell 1960-7-24 35997 Tehama 8 miles west of Mineral. 1220 Comment
  SEINET10846152  Lessingia nemaclada David B. Dunn 1971-8-15 Dunn 18179 Tehama 22 mi. E of jct. of Hwy. 36 & Hwy. 99 on 36 in Digger pine and yellow pine; road to Lassen National Park. Comment
  CHSC66559  Lessingia virgata Vernon H. Oswald; Lowell Ahart 1996-7-8 7986 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 1.4 mi W of the parking lot on Hwy. 36 (0.4 mi W of the power line crossing the gravel road). 249 Comment
  UC1287455  Lessingia virgata Willard Spence 1962-7-25 727 Tehama along route 36 4 mi n junction of Rt. 99E and 36 (ne of Red Bluff) Comment
  CHSC115850  Leucanthemum vulgare Lowell Ahart; John Dittes 2015-8-6 20498 Tehama West of the pond, around the boulders in the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC45655  Leucanthemum vulgare Vernon Oswald 1983-7-26 932 Tehama Beside Calif. Hwy 36, 0.3 mi e of Mineral. 1524 Comment
  UCD21045  Leucanthemum vulgare E. Bortiri 2002-7-17 WFC 81 Tehama Brokenshire Mill Creek, Tehama Co., Lassen NF. Comment
  CHSC32885  Lewisia rediviva Thomas Chastain 1980-4-7 7 Tehama Ca. 3.5 km se of Round Mountain and 8.7 km wnw of Paskenta. 793 Comment
  UC1586544  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1991-5-9 4554 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  CHSC23682  Lilium pardalinum subsp. shastense K. Stern 1975-7-24 Tehama Along Hwy. 32. Comment
  JEPS61963  Lilium parvum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 Comment
  CHSC23390  Limnanthes alba B. Garamendi 1974-5-11 45 Tehama Mill/Deer Creek Study Area. 100 yds S of Peligreen Place. 975 Comment
  UCD80438  Limnanthes alba subsp. versicolor CNPS SN Foothill Team 2006-3-27 SNFN 0309 b Tehama TNC Easement, Denny Ranch, in the SE corner of the Ink's portion of the north part of the Denny Ranch, north of Highway 36 and just west of Dales Lake. 217 Comment
  CHSC81526  Limnanthes douglasii subsp. nivea D. Tellefson 2000-4-11 Tehama Hog Lake Plateau, off Hwy 36, north of Red Bluff. Edge of Hog Lake. 250 Comment
  CHSC2829  Limnanthes douglasii subsp. rosea David Prall 1965-3-28 Tehama At edge of vernal pond 10 yds. east from Meridian Rd. 8 miles N.E. of HW. 99E. 60 Comment
  CHSC40848  Limnanthes douglasii subsp. rosea Pauleen Broyles 1982-3-3 317 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UC1303141  Limnanthes douglasii subsp. rosea A. A. Heller 1926-4-10 13914 Tehama along Pacific Hwy se Vina 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
  HSC59067  Limnanthes douglasii subsp. rosea Thomas Wood 1979-4-28 135 Tehama Along Leninger Rd., E of Vina. 73 Comment
  JEPS97488  Limnanthes douglasii var. rosea Vernon H. Oswald and L. Ahart 1995-3-19 6536 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC53967  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd, 2.8 mi north of Colyear Springs Rd, north of Paskenta. 292 Comment
  CHSC67559  Limnanthes floccosa subsp. floccosa James D. Jokerst 1980-4-13 575 Tehama Wurlitzer Ranch N of Meridian Rd., 0.25 mi N of Bell Ranch. 137 Comment
  JEPS88474  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1996-3-18 7235 Tehama W side of Hwy 36 50 ft N of NE corner of BLM parcel (near but not within boundary of Hog Lake Plateau) Cascade Range Foothills, Hog Lake Plateau (track between hwy and fence line.) 188 Comment
  UCD80439  Limnanthes floccosa subsp. floccosa CNPS SN Foothill Team 2006-4-4 SNFN 0440 d Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  CHSC79770  Limnanthes striata L. Snyder; B. Redfern, A. de Knijf 1999-4-17 44 Tehama Hwy 36 bu Tedoc Gap Road. 540 Comment
  CHSC117710  Limnobium spongia Lowell Ahart; John Dittes 2016-8-25 21310 Tehama South of the parking area, along a dirt road, about 300 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
  JEPS58258  Linanthus bolanderi W. L. Jepson 1899-4-25 20917 Tehama near Rosewood (Stivers' Ranch, w Tehama County); Crane Creek Comment
  UC1594597  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e Hwy 99 (ca 4.75 air mi sse of Paynes Creek, 2.0 mi (odometer) e of the power tranmission lines) 762 Comment
  CHSC44325  Linanthus dichotomus Lowell Ahart 1979-4-25 1846 Tehama Along the edge of Highway 36, about 6 miles east of Platina. 274 Comment
  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
  CDA40104  Linanthus dichotomus subsp. meridianus Vernon H. Oswald & Lowell Ahart 1998-4-27 8980 Tehama Vestal Road at ATT fiber optics cable post 8/113, 0.1 miles south of Highway 36 between Red Bluff and Platina. Comment
  JEPS22641  Linanthus filipes Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6295 Tehama about 2 mi w Kirkwood (and about 0.5 mi w of U.S. Highway 99, about 7 mi s of Corning, lower portions of the Kirkwood Plains) 73 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
  JEPS94150  Linanthus parviflorus Vernon Oswald and Lowell Ahart 1998-4-27 8967 Tehama w. Red Bluff (s. of Hwy. 36, Pettyjohn Rd. 8.9 mi. w. of its junction w/ Cannon, Vestal & Reeds Creek rds., s. edge of Guyre Creek) 377 Comment
  UC455670  Linanthus parviflorus unknown May 1905 327 Tehama Manton Middle Coast Comment
  CDA6349  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama House opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  CDA6377  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama At the south side of the house, opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  JEPS77791  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama Mineral, Scenic Avenue, area at s side of the house opposite the w end of the school yard Mineral; , Scenic Avenue Comment
  UCD123909  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama opposite the west end of the school yard, Scenic Ave., Mineral. Comment
  CHSC64922  Lindernia dubia var. anagallidea Vernon H. Oswald 1995-6-30 6950 Tehama Cascade Range Foothills. E side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the e side of Manton Rd. ne of Dales Lake. 213 Comment
  JEPS104374  Lindernia dubia var. anagallidea Lowell Ahart 2003-9-17 10592 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS104237  Lipocarpha aristulata Lowell Ahart 2003-9-17 10601 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
  JEPS94496  Listera convallarioides Vernon Oswald and Lowell Ahart 1997-7-7 8699 Tehama Forest Route 35 at Cedar Creek near the ne corner of the Yolla Bolly Middle Eel Wilderness Cedar Creek; Yolla Bolly Middle Eel Wilderness, Cedar Creek 1066 Comment
  SEINET4399749  Lithophragma Leila M. Shultz 1990-5-5 11330 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC88512  Lithophragma bolanderi Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC65468  Lithophragma campanulatum Vernon Oswald 1988-6-27 3523 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly - Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC1002633  Lithophragma campanulatum Milo S. Baker and H. K. Wagnon 1953-7-12 12859 Tehama county road 5.1 mi beyond Whitlock Camp (West Tehama County); beyond Witlock Camp 1828 Comment
  CHSC67300  Lithophragma parviflorum James D. Jokerst; Walt Anderson 1983-3-8 1692 Tehama Wurlitzer Ranch on Pine Creek, 1.5 mi E of Meridian Rd., on the N bank of Zimmershed Creek ca. 100 m E of its junction with the powerlines. 144 Comment
  HSC95163  Lithophragma parviflorum A. Hove, A. Poteet, C. Sanville 1999-4-17 23 Tehama Hwy. 36 Comment
  JEPS95953  Lithophragma parviflorum var. parviflorum Vernon H. Oswald and L. Ahart 1999-4-21 9715 Tehama McClure Place on the High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NE1/4 Sect. 23, 2000 ft, blue oak woodland 609 Comment
  CHSC55407  Lithophragma parviflorum var. trifoliatum Vivian L. Long 1991-4-4 4 Tehama Ca. 4 m e Hwy 36, 4.8 km ne Red Bluff. 90 Comment
  CHSC79950  Logfia gallica L. P. Janeway 2000-5-16 6741 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  CHSC107259  Lolium multiflorum Lowell Ahart; John Dittes 2011-6-9 17468 Tehama On the east bank of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC66128  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1996-4-29 7475 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bank of the intermittent stream near the W boundary. 103 Comment
  JEPS118030  Lolium multiflorum Lowell Ahart, John Dittes 2011-6-9 17468 Tehama On the east bank of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  HSC31983  Lolium perenne Donald Spalinger 1974-5-5 53 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  CHSC66026  Lolium temulentum var. leptochaeton Vernon H. Oswald 1996-5-13 7559 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N bank of the creek just E of the W boundary of the reserve. 103 Comment
  CHSC65394  Lomatium caruifolium var. denticulatum Vernon Oswald 1986-3-6 1049 Tehama Black Butte Rd. 2.0 mi n of Newville Rd. (or Black Butte Rd. East and West). 152 Comment
  CHSC65714  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1996-4-3 7286 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  JEPS97209  Lomatium caruifolium var. denticulatum Vernon H. Oswald and L. Ahart 1995-4-3 6565 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  UC875116  Lomatium caruifolium var. denticulatum A. A. Heller 1916-4-20 12336 Tehama 3 mi. n. Red Bluff Comment
  RSA771179  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, about 0.5 mile south of hwy 36 along creek 229 Comment
  CHSC61757  Lomatium ciliolatum Vernon H. Oswald; Lowell Ahart 1993-9-2 5914 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  JEPS87537  Lomatium ciliolatum var. ciliolatum Vernon H. Oswald and Lowell Ahart 1993-9-2 5914 Tehama ca. 20 mi. (air) n.w. Paskenta (ridge running e. from Mt. Linn, n. side of ridge, South Yolla Bolly Mtns.); South Yolla Bolly Mtns 2438 Comment
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Feb 14 2007
  UC650730  Lomatium ciliolatum var. ciliolatum W. L. Jepson 1897-7-24 14319 Tehama Soldier's Ridge near summit South Yollo Bolley; , Soldier's Ridge 2133 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
  HSC38901  Lomatium dasycarpum subsp. tomentosum J. P. Smith, J. O. Sawyer 1971-5-22 4648 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  JEPS96075  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1996-5-20 7595 .1 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, slopes above Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  UC735033  Lomatium marginatum var. purpureum Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3203 Tehama near Bennett Spring; Inner Coast Ranges 762 Comment
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Jul 19 2009
  CHSC77519  Lomatium utriculatum B. Castro; L. P. Janeway 1999-5-5 924 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. Near Round Valley Rd. 266 Comment
  CHSC77763  Lonicera hispidula B. Castro; C. Warren, L. P. Janeway 1999-5-4 919 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 298 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
  CAS-BOT-BC241430  Lonicera involucrata var. involucrata Alice Eastwood; John Thomas Howell 1941-7-9 9827 Tehama Near Government Flat Comment
  JEPS75779  Lonicera involucrata var. ledebourii Todd and Virginia Keeler-Wolf 1971-7-16 216 Tehama 1/2 mi nw Shell Mountain; Yolla Bolla Mountains 1889 Comment
  JEPS97226  Lotus humistratus Vernon H. Oswald and L. Ahart 1995-4-25 6698 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1004194  Lotus humistratus W. A. Weber and Lewis S. Rose 1953-5-23 8467 Tehama 2 mi s Cottonwood 121 Comment
  HSC76512  Lotus humistratus B. J. Cox, D. B. Dunn 1971-6-10 2847 Tehama 25 mi. E of Red Bluff on Hwy. 36 1037 Comment
  UC936247  Lotus humistratus Helen K. Sharsmith 1951-7-11 4019 Tehama 9.2 mi w Paskenta (Mud Flat, Covelo-Paskenta road); Inner North Coast Ranges, Mendocino National Forest, Mud Fla 609 Comment
  JEPS75818  Lotus nevadensis var. nevadensis Todd and Virginia Keeler-Wolf 1971-7-20 343 Tehama Upper Glade Yolla Bolly Mountains 1584 Comment
  LA83624  Lotus oblongifolius var. oblongifolius O. H. Kappler; 1946-7-21 1355 Tehama Lassen National Park, Cliff Falls Camp 1920 Comment
  SEINET3696862 Image available Lotus purshianus A. A. Heller 1937-7-21 16167 Tehama Deer Creek Hwy, W of first crossing of Deer Creek. Comment
  CHSC105216  Lotus purshianus var. purshianus Lowell Ahart; John Dittes 2010-7-19 16899 Tehama Along the poor road, about 10 yards northwest of the poor road crossing, on the west side of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  RSA32860  Lotus unifoliolatus A. A. Heller 1937-8-20 16170 Tehama Near the Eastern end of Deer Creek Meadows. Comment
  JEPS104024  Lotus wrangelianus Lowell Ahart 2003-4-17 10109 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
  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
  CHSC66573  Ludwigia palustris Vernon H. Oswald; Lowell Ahart 1996-7-8 7967 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS88140  Ludwigia palustris Vernon H. Oswald and Lowell Ahart 1996-7-8 7967 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on flood plain of Paynes Creek e. of the mouth of intermittent stream crossing the n.e. corner of the parcel); Cascade Range Foothills 158 Comment
  JEPS65220  Lupinus albicaulis W. L. Jepson 1899-4-30 36 t Tehama Red Bluff Comment
  UC1608334  Lupinus albifrons J. Kierstead 1990-5-2 90 -50 Tehama 45, 50 m s of milepost 9 on Forest Rd n Tedoc Mountain; Yolla Bolla Ranger Dist., n of Tedoc Mountain 1188 Comment
  UC1037487  Lupinus albifrons var. collinus Milo S. Baker and H. K. Wagnon 1953-6-21 12783 Tehama w Paskenta (West Tehama County); w of Paskenta 1219 Comment
  RSA92966  Lupinus albifrons var. flumineus Milo S. Baker 1953-5-9 12601 Tehama 6 mi. west of Paskenta above logging road. Comment
  HSC82160  Lupinus andersonii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4924 Tehama Wells Creek Campground 1280 Comment
  CHSC31104  Lupinus bicolor Thomas Chastain 1980-4-12 17 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC3941  Lupinus bicolor D. F. Johnson 1967-3-9 10 Tehama Found on hillsides, especially around reservoir ca. 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC90511  Lupinus bicolor Doug Burcombe 1988-4-3 7 Tehama 50 m E Black Butte Lake dam and 20 m N of Stoney Creek between dam and Hwy. 32. 70 Comment
  JEPS111417  Lupinus bicolor J. Shade 2009-3-25 Tehama Dye Creek Preserve. By Canyon Head. By start of trail into the canyon. Comment
  CDA14471  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4206 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 0 Comment
  HSC85778  Lupinus bicolor Andrea Begnoche, Leonel Arguello, Bobbi Schnell 1987-3-27 21 Tehama Hwy. 36, 5.5 mi. E of Red Bluff at mi. marker 47 Comment
  CHSC54007  Lupinus bicolor var. pipersmithii Vernon H. Oswald; Lowell Ahart 1991-5-9 4573 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. 91 Comment
  SEINET6655081  Lupinus grayi D. B. Dunn, B. J. Cox 1971-6-10 17959 Tehama 13 mi W of Mineral on alifornia Hwy 36.; 0 Comment
  SEINET11071965 Image available Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama Square lake; upper south side of South Yolla Bolly Mountain 2118 Comment
  CHSC105864  Lupinus latifolius var. viridifolius J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -023 Tehama 1.75 mi SSW of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451503.011 mN, 507778.364mE. 524 Comment
  JEPS65074  Lupinus lepidus var. sellulus Jos. Grinnell June, 1925 Tehama Mineral 1463 Comment
  JEPS76678  Lupinus lepidus var. sellulus L. R. Heckard 1972-6-17 2952 Tehama E slope of Beegum Mt. Comment
  UC1299683  Lupinus lepidus var. sellulus Freed W. Hoffman 1950-7-4 3668 Tehama saddle between North Yolla Bolly and Black Rock; North Coast Ranges, betw North Yolla Bolly and Black Rock 2133 Comment
  CHSC101408  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Rocky open flat E of first drainage coming down Forks Ridge Rd 24 No1.2 into Thomas Ck watershed. Just NE of Willow Ck CRI study boundary. 1676 Comment
  CHSC64617  Lupinus nanus var. apricus Vernon H. Oswald 1995-4-17 6654 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W. sid eof Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC85307  Lupinus obtusilobus John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 783 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  SEINET10970043  Lupinus vallicola David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17958 Tehama 13 mi e of red bluff on ca hiway 36. In live oak. 305 Comment
  JEPS105656  Luzula cascadensis L. P. Janeway 2001-6-10 7156 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  RSA0058985  Luzula cascadensis Peter F. Zika 2012-7-14 25984 Tehama Cold Fork Trail, c. 1 mile S of Rat Trap Gap, 2 air miles SE of North Yolla Bolla Lake, Yolla Bolly Mountains. 612 Comment
  CAS-BOT-BC436605  Luzula cascadensis John Thomas Howell 1960-8-19 36112 Tehama Brokeoff Mt. Trail 2133 Comment
  CHSC68973  Luzula parviflora Vernon Oswald; Lowell Ahart 1997-7-7 8967 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  JEPS117387  Lycopus americanus Lowell Ahart, John Dittes 2010-10-4 17282 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CDA5130  Lythrum hyssopifolia L. Ahart, J. Dittes 2003-6-11 10245 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
  CHSC64916  Lythrum hyssopifolia Vernon H. Oswald; Lowell Ahart 1995-6-13 6847 Tehama 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. Common annual on the dry bed of the Old Hwy. Pool. 219 Comment
  CHSC87148  Lythrum hyssopifolia Jenny Marr; Natalie Wight 1998-7-14 Tehama Vicinity of upper-most North Fork Stony Creek and Newville Road (Garland Road). Vernal pools. 213 Comment
  JEPS106138  Lythrum hyssopifolia Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11198 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
  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
  JEPS124401  Lythrum tribracteatum Lowell Ahart, John Dittes 2015-6-22 20253 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  JEPS101297  Madia elegans Dean W. Taylor 1997-7-24 16148 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  JEPS76645  Madia elegans L. R. Heckard 1972-6-18 2980 Tehama along Wells Creek n Tedoc Mt. 883 Comment
  HSC74953  Madia elegans J. P. Smith, Thomas W. Nelson 1979-6-24 10176 Tehama Shasta-Trinity National Forest. 0.8 mi. from Wells Creek Camp on the road to Tedoc Gap 1280 Comment
  CHSC117585  Madia elegans subsp. elegans Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21357 Tehama Open low hill area east of the dirt road, northwest part of Childs Meadow, about 100 yards south of Highway 89. 1473 Comment
  CHSC64948  Madia elegans subsp. elegans Vernon H. Oswald; Lowell Ahart 1995-7-12 7008 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. 981 Comment
  CHSC105945  Madia exigua Lowell Ahart; John Dittes 2010-7-17 16854 Tehama Near the fence, near brush piles, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  SEINET10800974  Madia glomerata David B. Dunn 1971-8-15 Dunn 18174 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  JEPS124049  Madia gracilis Lowell Ahart, John Dittes 2015-8-5 20431 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
  UC2027909  Madia gracilis Barbara Ertter 1990-5-12 8932 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-BC334720  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53461 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  UCSB63853  Madia subspicata Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  SEINET5339031  Mahonia californica Unknown 1956-4-27 s.n. Tehama 25 miles east of Red Bluff on Calif. highway 36. 610 Comment
  SBBG1058  Maianthemum racemosum H. and M. Dearing 1938-6-25 2129 Tehama W of Mineral Comment
  CAS-BOT-BC512871  Maianthemum stellatum John Thomas Howell 1961-6-20 36581 Tehama Bluff Falls 1981 Comment
  UC1010349  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama five mi w Pasketa Comment
  UC1034632  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-10 12644 Tehama 5 mi w Paskenta (w Tehama County) 243 Comment
  UC998332  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta (w Tehama County) Comment
  CHSC80605  Malacothrix floccifera Lowell Ahart 2001-6-14 8830 Tehama On the west side of the road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  UC589692  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA91146  Malacothrix floccifera Milo S. Baker 1953-5-10 12648 Tehama Logging road 8 miles west of Paskenta Comment
  CHSC115230  Malva nicaeensis B. Castro; R. Carter, J. Boyt, B. Humphrey, A Groom 2015-4-27 2039 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.1 air mi NW of its confluence with the Sacramento River and 1.15 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. At inside edge of pronounced bend in channel. 680 Comment
  CHSC83074  Malvella leprosa Lowell Ahart 2002-11-5 10016 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  CHSC64526  Marah fabacea var. agrestis Vernon H. Oswald; Lowell Ahart 1995-4-3 6601 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  UCSB21939  Marrubium vulgare Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 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
  JEPS97377  Marsilea vestita subsp. vestita Vernon H. Oswald and Lowell Ahart 1995-6-13 6850 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Hwy 36 at Dales Station); Cascade Range Foothills, Dales Lake Ecological Reserve 219 Comment
  JEPS113147  Matricaria discoidea Lowell Ahart 2007-5-8 13716 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  JEPS88485  Meconella californica Vernon H. Oswald 1996-3-15 7227 Tehama Cascade Range Foothills. BLM parcel. Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau 198 Comment
  CHSC70882  Medicago minima Vernon Oswald; Lowell Ahart 1998-4-27 8979 Tehama Vestal Rd. at ATT fiber optics cable post 8/133, 6.1 mi south of Hwy. 36 between Red Bluff and Plantina. 304 Comment
  CHSC67221  Medicago polymorpha James D. Jokerst 1983-5-18 1770 Tehama Wurlitzer Ranch E of Meridian Rd., open plains between Zimmershed and Pine Creeks ca. 0.5 mi W of the powerline. Comment
  JEPS88445  Medicago praecox Vernon H. Oswald and Lowell Ahart 1996-4-3 7303 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along intermittent stream ca. 0.4 mi. e. of the dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  UCR138662  Medicago praecox B. Ellyson, J. Hooke, D. Newman 1996-4-20 22 Tehama 2 mi down Forest Service Road 45, off Hwy 36, 2 mi past Shasta/Tehama Co. border 610 Comment
  CAS-BOT-BC271127  Melica aristata J. M. Tucker; L. K. Mann 1959-7-18 3539 Tehama South Yolla Bolly Mountain 1920 Comment
  UCD86426  Melica californica A. A. Beetle 1942-5-19 3300 Tehama 10 miles W of Red Bluff. Comment
  CHSC61450  Melica fugax Vernon H. Oswald; Lowell Ahart 1993-8-18 5848 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2133 Comment
  UCD87318  Melica geyeri Beecher Crampton 1954-6-16 1986 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  CHSC68981  Melica harfordii Vernon Oswald; Lowell Ahart 1997-7-7 8685 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  JEPS69303  Melica harfordii W. L. Jepson 1927-6-23 12323 Tehama near Morgan Springs 1584 Comment
  CAS-BOT-BC281009  Melica stricta P. A. Munz 1951-7-26 16937 Tehama E slope of S Yolla Bolly Peak 2316 Comment
  RSA123774  Melica stricta G. D. Barbe 1955-7-16 169 Tehama East ridge of South Yolla Bolly. 2287 Comment
  UC1025132  Melica stricta Douglas Barbe 1955-7-16 169 Tehama East Ridge leading to summit South Yolla Bolly (w Tehama County) Comment
  UCD88482  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  CHSC87848  Melilotus albus Lowell Ahart 2004-6-11 11024 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  JEPS106326  Melilotus officinalis Lowell Ahart 2004-6-11 11025 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
  CDA34199  Mentha pulegium L. Ahart, J. Dittes 2010-7-17 16849 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. Comment
  CHSC65059  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-17 7068 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. Common in gravel along the margins of the marshy borrow pit on the E side of road. 213 Comment
  JEPS128466  Mentzelia Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -068 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  RSA90812  Mentzelia dispersa Milo S. Baker, H. K. Wagnon 1953-7-12 12825 Tehama 1.3 mi. above Whitlock Camp. 1341 Comment
  CHSC101184  Micranthes californica L. P. Janeway 2009-3-28 9684 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
  CHSC102363  Micranthes integrifolia L. P. Janeway 2009-3-28 9667 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
  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
  CHSC88948  Micropus amphibolus A. Peterson 2003-4-19 60 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Near shore of stock pond. Comment
  HSC92635  Micropus californicus Eric B. Peterson, Thomas Ward, Matt Foruria 1995-4-22 83 Tehama Hwy. 36, 31 mi. E of turnoff to Basin Gulch 213 Comment
  CHSC28782  Micropus californicus var. californicus J. D. Jokerst 1979-4-1 190 Tehama Vina Plains. N. bank of Zimmershed Cr. Comment
  CHSC55477  Micropus californicus var. californicus Vivian L. Long 1991-4-19 19 Tehama Ca. 3 mi e of Wildcat Road, 30 ft e Hwy A6. 320 Comment
  CHSC66107  Micropus californicus var. californicus Vernon H. Oswald; Lowell Ahart 1996-4-29 7480 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. (Collected near the S boundary ca. 0.2 mi W of the farm pond). 106 Comment
  CHSC67173  Microseris acuminata James D. Jokerst 1983-4-20 1714 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., ca. 200 m N of Pine Creek and adjacent to fenceline immediately E of ranch houses. Comment
  JEPS97498  Microseris acuminata Vernon H. Oswald and L. Ahart 1995-4-10 6611 Tehama Dales Station on Hwy. 36; ; T29N R2W SW1/4 NW1/4 Sec. 35, 690 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 210 Comment
  UCD80108  Microseris acuminata CNPS SN Foothill Team 2006-4-19 SNFN 0446 b Tehama Private Wurlitzer Ranch, on the south side of Pine Creek. 187 Comment
  CHSC70864  Microseris douglasii subsp. douglasii Vernon Oswald; Lowell Ahart 1998-4-27 8983 Tehama Vestal Rd. 3.8 mi south of Hwy. 36 between Red Bluff and Platina. 365 Comment
  SEINET11807875  Microseris douglasii subsp. douglasii Unknown 1982-1 497 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC116684  Microsteris gracilis Lowell Ahart; John Dittes 2016-4-29 20805 Tehama On the east side of the trail, about 100 yards south of the fish laddder 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
  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
  CHSC53974  Microsteris gracilis Vernon H. Oswald 1991-4-8 4486 Tehama The Nature Conservancy's Vina Plains Preserve, Main Unit. In a slight depression ca. 200ft west of the barn. 64 Comment
  CHSC117348  Mimetanthe pilosa B. Castro; L. P. Janeway 2015-7-13 2101 Tehama Sacramento Valley. In bottom of Thomes Creek channel, ca 1.25 mi Wf Hwy I-5 and ca 50 ft E of the Rawson Rd bridge. N S side of dry creek bed. 91 Comment
  JEPS3638  Mimulus Milo Baker 1953-5-10 Tehama about 6 mi from Paskenta (along logging road n and w) 914 Comment
  JEPS4005  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-10 12621 Tehama logging road w Paskenta (just below 10 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
  JEPS17583  Mimulus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5355 Tehama 11.3 mi w Paskenta (along broad lumber-truck road, on ridge between Mill and Digger creeks); Mendocino National Forest 1097 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
  HSC1836  Mimulus douglasii Larry Berti 1969-3-15 20 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  UC1211921  Mimulus glaucescens John H. Weiler, L. Constance, E. Molseed 1960-6-12 60149 Tehama 33 mi ne Chico (on road to Butte Meadows, 10 mi w of Jonesville) Comment
  HSC65722  Mimulus guttatus S. Harris, B. Ferguson, M. Smith, M. Moble 1980-5-3 Tehama 0.5 mi. SSW of BM1797 on rd. 29N15 610 Comment
  RSA50071  Mimulus guttatus G. R. Campbell 1948-6-17 655 Tehama 2 miles south of Vina. Comment
  SEINET12334060  Mimulus guttatus Unknown 1982-1 631 Tehama The Nature Conservancy Vina Plains Preserve Comment
  CAS-BOT-BC151756  Mimulus kelloggii Doris Kildale Gillespie 1930-5-9 9290 Tehama 18 miles west of Mineral on Susanville Road Comment
  HSC49051  Mimulus kelloggii Patricia Shesgreen 1978-5-13 90 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  JEPS9259  Mimulus latidens R. F. Hoover 1937-5-19 2259 Tehama near Vina Comment
  CDA41706  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  RSA724885  Mimulus moschatus L. Ahart 2006-8-15 13194 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  JEPS88467  Mimulus nasutus Vernon H. Oswald and Lowell Ahart 1996-4-23 7427 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Pool W of Hog Lake. Comment
  UCD80791  Mimulus nasutus CNPS SN Foothill Team 2006-4-4 SNFN 0440 e Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  JEPS88569  Mimulus pilosus Vernon H. Oswald and Lowell Ahart 1996-6-3 7704 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Along Paynes Creek ca. 0.3 mi downstream from old bridge site. 103 Comment
  RSA759886  Mimulus primuloides Barbara J. Ertter, Brad Olson 1991-7-6 10384 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC600974  Mimulus primuloides Mrs. H. P. Bracelin 1932-7-23 666 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  JEPS86929  Mimulus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 Plumas Co. line 1490 Comment
  UC600973  Mimulus torreyi Mrs. H. P. Bracelin 1932-7-23 667 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  RSA535412  Mimulus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 at Plumas Co. line. 1494 Comment
  CHSC64348  Minuartia californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6493 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 abandoned road on the ridge in the ne corner of the reserve. 219 Comment
  CHSC88853  Minuartia californica A. Peterson 2003-4-17 41 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  JEPS97475  Minuartia californica Vernon H. Oswald and L. Ahart 1995-2-22 6493 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 219 Comment
  UC511484  Minuartia californica D. K. Gillespie 1930-5-9 9287 Tehama 18 mi w Mineral (on the Susanville Road) Comment
  CHSC80545  Minuartia cismontana Vernon H. Oswald; Lowell Ahart 2001-5-7 10021 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  JEPS102490  Minuartia cismontana Vernon H. Oswald and Lowell Ahart 2001-5-7 10010 Tehama Forest Road 26N15 4.9 mi W of Hwy 32, between Soda Springs and Cohasset Ridge 1072 Comment
  CAS-BOT-BC174691  Minuartia cismontana R. C. Barneby; J. T. Howell 1954-5-12 11484 Tehama 9 miles e. of Paynes Creek 1005 Comment
  CHSC79714  Minuartia douglasii L. P. Janeway; B. Castro 2000-4-5 6656 Tehama Vicinity of Rice Creek, west of Hwy I-5. 106 Comment
  HSC81947  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4886 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC61416  Minuartia nuttallii subsp. gracilis Vernon H. Oswald; Lowell Ahart 1993-8-18 5834 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. 2490 Comment
  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
  UC1037367  Minuartia nuttallii subsp. gregaria Douglas Barbe 1955-7-16 165 Tehama around Oven Lid (w Tehama Co.); Mendocino National Forest 1920 Comment
  UC1245158  Minuartia nuttallii subsp. gregaria J. M. Tucker and L. K. Mann 1959-7-19 3558 Tehama South Yolla Bolly Mountain; se side 2255 Comment
  UC1299262  Minuartia rosei Freed W. Hoffman 1946-7-19 3034 Tehama 1 mi w Regan Meadow Camp; North Coast Ranges Comment
  JEPS61327  Mirabilis greenei W. L. Jepson 1899-4-27 Tehama Cold Fork; Yolla Bolly Mts. Comment
  CHSC68964  Mitella caulescens Vernon Oswald; Lowell Ahart 1997-7-7 8715 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  CHSC80225  Mollugo verticillata B. Castro; L. P. Janeway 2000-5-23 1176 Tehama Vicinity of Orland and Black Butte Lake, near Rice Creek. 103 Comment
  JEPS42870  Mollugo verticillata W. L. Jepson 1938-6-10 18974 Tehama 9 mi n of Orland (Sourgrass Creek); Sourgrass Creek 76 Comment
  JEPS88252  Mollugo verticillata Vernon H. Oswald and Lowell Ahart 1996-5-27 7640 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along the creek ca. 0.3 mi. e. of the w. boundary of the reserve...); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  RSA0010753  Mollugo verticillata Barbara Ertter, E. Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  UC2070434  Monardella breweri Barbara Ertter with James R. Shevock 1992-6-14 11175 Tehama Ponderosa Way 3.3 miles south of Plum Creek Road ca. 9 air miles ESE of Paynes Creek (town), above North Fork Antelope Creek. Comment
  SEINET2065879 Image available Monardella lanceolata Marc Mittleman 1980-8-1 Tehama Along Deer Creek banks and slo0pes Rte 32, 3.9 miles SW of junction with Rte 36. Comment
  CHSC28400  Monardella odoratissima subsp. pallida J. D. Jokerst 1979-7-16 288 Tehama Turner Mountain. Rock outcrop at edge of marsh area 1.0 mile W of trailhead of Forest Service trail 3E12. Comment
  JEPS63391  Monardella odoratissima subsp. pallida Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  LA54268  Monardella odoratissima subsp. pallida Carl Epling; William Robison 1935-7-16 sn Tehama Mineral Comment
  RSA158050  Monardella odoratissima subsp. pallida J. M. Tucker 1959-7-19 3549 Tehama ca 75 feet below summit, South Yolla Bolly Mountain 2444 Comment
  RSA21635  Monardella odoratissima subsp. pallida Carl B. Wolf 1937-6-13 8789 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 Comment
  CDA40786  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range; 5.1 km southeast of Turner Mountain, along Road 29N48; top of very steep southwest slope into inner canyon of Mill Creek above Big Bend . Comment
  CHSC76519  Monardella sheltonii Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 304 Comment
  CDA40779  Monardella villosa subsp. villosa L. Ahart 2004-6-11 11018 Tehama Northwest of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  UC2035925  Monardella villosa subsp. villosa Robert F. Hoover 1938-6-10 3593 Tehama North of Jelley's Ferry Comment
  CDA40778  Monardella villosa subsp. villosa L. Ahart 2001-6-8 8776 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  RSA712752  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range 1625 Comment
  JEPS95759  Montia fontana Vernon H. Oswald and L. Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. T29N R2W SE1/4 NW1/4 Sec. 26, 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 213 Comment
  CHSC60390  Montia fontana subsp. amporitana Mary Ann Showers 1992-6-26 2598 b Tehama Lassen Volcanic National Park. Moist soil at edge of right bank of Sulphur Creek east of Sulphur Works Entrance station. 1828 Comment
  CHSC64362  Montia fontana subsp. amporitana Vernon H. Oswald; Lowell Ahart 1995-2-13 6481 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 in mossy cracks in an old abandoned road along the e boundary, ca. 0.25 mi s of the ne corner of the reserve. 219 Comment
  CHSC57824  Montia linearis Vernon H. Oswald; Lowell Ahart 1992-5-6 4937 Tehama SW edge of Hwy. 36 (between the highway and the fence line) immediately S of Wilson Lake Rd. (County Rd. 769, Forest Rd. 29N63), between Gurnsey Creek Campground and Childs Meadows. 1484 Comment
  UC1506100  Morus rubra Robert T. Clausen 1963-3-26 63021 Tehama se of Corning (on s side Hall Creek, Sacramento Valley, Sacramento River Drainage); Sacramento Valley, Hall Creek Comment
  OBI72078  Muhlenbergia filiformis Barbara Ertter, Brad Olson 1991-7-6 10415 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning, T24N R8W sec 10 SENE 1890 Comment
  CHSC92783  Myosotis laxa John Dittes; Josephine Guardino 2005-5-11 1108 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; at edge of active channel of Mill Creek at confluence with Sacramento River. 64 Comment
  HSC74967  Myosurus apetalus var. montanus J. P. Smith, Thomas W. Nelson 1979-6-24 10182 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 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
  CHSC41113  Myosurus minimus subsp. minimus Pauleen Broyles 1983-4-14 887 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
  CHSC77976  Nassella cernua B. Castro; L. P. Janeway 1999-5-11 929 Tehama About 24 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 298 Comment
  UCD87405  Nassella cernua A. A. Beetle 1942-5-19 3283 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  CAS-BOT-BC260114  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding Comment
  UCD87445  Nassella pulchra A. A. Beetle 1942-5-19 3301 Tehama 10 miles W of Red Bluff. Comment
  UC1019558  Navarretia divaricata Louise Kellogg 1952-7-18 92 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  SEINET3894735  Navarretia filicaulis Barbara Ertter, James Shevock 1992-6-14 11201 Tehama Mill Creek Rim on N side Mill Creek, Ponderosa Way 3.6 miles N of Mill Creek Crossing, ca 13 airmiles SW of Mineral.; 0 1067 Comment
  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
  JEPS118069  Navarretia heterandra Lowell Ahart, John Dittes 2011-6-9 17436 Tehama Rio De Los Molinos Land Grant. Open flat, about 100 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  RSA107405  Navarretia heterandra L. S. Rose 1955-6-19 s.n. Tehama Hog wallow, 8.5 miles S of Corning 91 Comment
  UCD36237  Navarretia intertexta Beecher Crampton 1953-4-29 1170 Tehama Tehama County, 4 miles south of Dales, along Route 36. Comment
  CHSC64718  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1995-5-22 6742 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Near the west fence at the south tip of the reserve. 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
  CHSC44220  Navarretia leptalea Vernon Oswald 1988-6-27 3532 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. On the edge of a meadow. 2133 Comment
  HSC17007  Navarretia leptalea Louise Kellogg 1952-7-15 59 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge, S of Yolla Bolly Mtn. 2134 Comment
  JEPS15002  Navarretia leucocephala A. A. Heller 1914-4-29 11337 Tehama 8 mi s Vina (near Pine Creek) Comment
  SEINET9337880  Navarretia leucocephala Unknown 1999-4-29 15035 Tehama Coyote Creek Conservation Area Comment
  HSC49715  Navarretia leucocephala subsp. minima J. O. Sawyer, R. J. Cole 1979-5-13 3358 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  UC1299532  Navarretia linearifolia subsp. pinnatisecta Freed W. Hoffman 1950-6-30 3698 Tehama 10.7 mi w Paskenta; w of Paskenta Comment
  UCD106395  Navarretia linearifolia subsp. pinnatisecta Amelie C. Blyth 1950-7-16 2 Tehama about 5 miles east of Childs Meadow, on Highway 36 and 89. Comment
  CHSC87822  Navarretia mellita Lowell Ahart 2004-6-11 11045 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 582 Comment
  JEPS99029  Navarretia mellita Vernon H. Oswald and Lowell Ahart 1998-10-27 9686 Tehama W of Paskenta (Nomalaki Trail, N of Mud Flat Rd., betw. China Gulch and Bowers Creek) 548 Comment
  CHSC77774  Navarretia pubescens B. Castro; L. P. Janeway 1999-6-9 963 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks. 265 Comment
  CHSC80243  Navarretia pubescens B. Castro; L. P. Janeway 2000-6-6 1195 Tehama Vicinity of Paskenta and Thomes Creek. 332 Comment
  JEPS70429  Navarretia pubescens W. L. Jepson 1927-6-25 12352 Tehama Pine Creek road station 60 Comment
  RSA600379  Navarretia pubescens L. C. Wheeler 1935-5-23 3521 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UCD32600  Navarretia pubescens Beecher Crampton 1954-6-15 1960 Tehama Tehama County, 3 miles east of Paskenta, flats of Thomes Creek. Comment
  CAS-BOT-BC232756  Navarretia sinistra subsp. pinnatisecta Helen K. Sharsmith 1951-7-13 4028 Tehama In V of junction between road to Eagle Peak and road to Ball Rock, 10.3 miles NW of Paskenta and 1.6 miles within E boundary of Mendocino National Forest Comment
  RSA93378  Navarretia sinistra subsp. pinnatisecta Milo S. Baker, H. K. Wagnon 1953-7-12 12870 Tehama 5.3 miles beyond Whitlock Camp along County road. 1829 Comment
  JEPS101662  Navarretia subuligera Dean W. Taylor 1997-5-30 16014 Tehama Highway 36 about 6 miles East of Paynes Creek; on flank near summit of broad hill 3090 located about 2 miles East of the junction with Ponderosa Way 929 Comment
  UC1002643  Navarretia tagetina Milo S. Baker and H. K. Wagnon 1953-5-31 12701 Tehama about 1 mi e Paskenta (along road to Corning, w Tehama County) Comment
  UC1076052  Navarretia tagetina Herbert L. Mason 1947-5-18 14786 Tehama 1 mi w Corning 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
  UCD36230  Navarretia tagetina Beecher Crampton 1953-4-29 1155 Tehama Tehama County, 6 miles south of Dales, along Route 36. Comment
  UCD48708  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama Gravelly ridge above Thomes Creek, along the road 1 mile east of Paskenta. Comment
  JEPS88299  Navarretia viscidula Vernon H. Oswald and Lowell Ahart 1996-5-20 7614 Tehama BLM parcel along Hwy 36, NE of Red Bluff, old quarry, 0.6 mi SW of the parking lot at Hog Lake, Hog Lake Plateau, Cascade Range Foothills 274 Comment
  CHSC55394  Navarretia viscidula subsp. purpurea L. P. Janeway 1991-6-15 4021 Tehama 1 3/4 mi east of the Sacramento River and 1/4 mi south of Battle Creek. 170 Comment
  JEPS127314  Nemacladus capillaris Lowell Ahart, John Dittes 2016-6-22 21029 Tehama About 0.6 mile (air northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  SBBG63630  Nemacladus capillaris A. Eastwood, J. T. Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  SEINET10461251  Nemacladus montanus Hoffman 1950-7-3 HOFFMAN 3760 Tehama About 10.5 miles west of Paskenta Comment
  JEPS3219  Nemophila heterophylla Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w of Paskenta Comment
  RSA713007  Nemophila heterophylla L. Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards W of China Gulch, about .25 mile S of Bowers Creek, about .75 mile NW of Forest Road 23N69 (Mud Flat Road), about 6.5 miles (air) SW of Paskenta. 577 Comment
  CHSC56643  Nemophila menziesii Kate A. Hanson 1977-3-31 Tehama Ca 1km east of Newville Road, ca 0.8 km north of junction of Round Valley Road and Newville Road; ca 40 km west-northwest of Corning. 300 Comment
  CHSC9270  Nemophila menziesii D. C. Burns 1971-3-21 107 Tehama Abundant in plowed field ca. 1.4 mi s of the intersection of Meridian rd. and Lassen rd. on e side of Meridian rd., 5 yds off road. 85 Comment
  CHSC64394  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1995-3-6 6511 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. Locally abundant along the intermittent streamlet coming from the borrow pit, just e (upstream) of a pile of powerline insulators. 207 Comment
  CHSC80389  Nemophila pedunculata Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Heidi West 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 265 Comment
  JEPS113132  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13623 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
  JEPS97392  Nemophila pedunculata Vernon H. Oswald and L. Ahart 1995-3-6 6511 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  SD211614  Nemophila pedunculata Barbara Ertter, Brad Olson 1991-7-6 10403 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
  UC606936  Nemophila pedunculata L. Constance, J. L. Morrison 1938-5-1 2183 Tehama low hills at Paskenta; Inner North Coast Ranges, Paskenta 304 Comment
  UC985579  Nemophila pedunculata Milo S. Baker and H. K. Wagnon 1953-5-31 12696 Tehama 5 mi w Paskenta (West Tehama County); w of Paskenta 243 Comment
  RSA66359  Nemophila pedunculata P. A. Munz 1951-7-27 16967 Tehama South base of South Yolla Bolly Mts. 2226 Comment
  JEPS108903  Nemophila spatulata Lowell Ahart 2006-7-11 12948 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC27334  Odontostomum hartwegii T. B. Devine 1977-5-22 393 Tehama Howard Wurlitzer Ranch, 100 yds n of Pine Creek. 121 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
  SEINET3887715  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction.; 0 244 Comment
  CDA39395  Odontostomum hartwegii H. L. Foote 1960-4-22 s.n. Tehama Highway 36, ca. 20 miles east of Red Bluff. 0 Comment
  CHSC35165  Orcuttia pilosa R. A. Schlising; J. Jokerst, J. Fuller 1981-10-2 4214 Tehama S part of county at Vina Plains, several mi E of the Sacramento River. Vernal pool. Comment
  CHSC52886  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-11 845 Tehama Central Valley. About 6 miles NE of Vina, 1.8 miles ENE of end of Reed Orchard Road. Vernal pool. 114 Comment
  JEPS74753  Orcuttia pilosa F. T. Griggs 1974-6-3 Tehama 1/4 mi e US Hwy 99E (200 m s of Lassen Ave., 16 mi n of Chico) Comment
  SD131796  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road, large vernal pool 60 Comment
  SEINET11688659  Orcuttia pilosa J. J. Jokerst, Schlising, R. A. 1982-1 Tehama Comment
  SEINET4080555  Orcuttia pilosa L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  SEINET4080571  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CAS-BOT-BC242655  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake Comment
  CAS-BOT-BC254345  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CHSC45789  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-18 759 Tehama Central Valley. N side of Springs Ranch Road ca. 3.5 miles SE of Balls Ferry, 0.85 miles ESE of Coleman Fish Hatchery and 0.25 miles S of the Tehama-Shasta county line. 196 Comment
  CHSC52896  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama Central Valley. About 12 miles NE of Red Bluff and 2.5 miles SW of Dales Lake on Inks Creek Ranch. Vernal pool. 179 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
  CHSC52907  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.6 miles WSW of Manton Road (County Rd. A-6) crossing of Spring Branch creek, 0.25 miles east of natural gas pipeline. Vernal pool. 297 Comment
  CHSC66592  Orcuttia tenuis Vernon H. Oswald; Lowell Ahart 1996-7-8 7976 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the margins of Hog Lake (collected on the NE side). 265 Comment
  HSC102899  Orcuttia tenuis J. P. Smith 2014-5-28 13853 Tehama Hog Lake, along State Route 36 264 Comment
  JEPS84139  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama 1.3 mi nnw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch, Reservoir 612' Comment
  JEPS84149  Orcuttia tenuis R. D. Stone 1986-7-20 768 Tehama ca 10 mi nne Red Bluff; Central Valley, Table Mountain Lake 173 Comment
  JEPS84152  Orcuttia tenuis R. D. Stone 1987-8-18 848 Tehama 0.5 mi ne N end of Table Mountain Lake (1.2 mi e of Jellys Ferry, about 10 mi nne of Red Bluff); Central Valley 166 Comment
  LA106665  Orcuttia tenuis R. Doug Stone; R. E. Buck 1987-8-10 844 Tehama 1.1 mi NE of Dales and 0.3 E of Manton Road (County Rd. A-6), ca 15 mi NE of Red Bluff Comment
  UC618211  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama drying pond on rocky volcanic plateau ne Red Bluff Comment
  UCD21102  Orcuttia tenuis Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-22 278 Tehama Highway 36. Tuscan Ranch site, Pool # TUS001. UTMs 10T0574862, 4457990. Comment
  UCD88258  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, along State Hwy. 36. Comment
  UCD88260  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, northeast of Redbluff. 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
  CHSC24761  Orobanche fasciculata G. Strang 1976-4-25 20 Tehama Ca. .5 mi ne of Kingsley Cave, in Kingsley Cove. In grassy hills between Kingsley Cave and jeep trail. 579 Comment
  CHSC32797  Orobanche fasciculata James Jokerst 1980-6-18 890 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  JEPS94400  Orobanche fasciculata Vernon H. Oswald and Lowell Ahart 1997-5-14 9460 Tehama s of Moak Trailhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1066 Comment
  CAS-BOT-BC500237  Orobanche pinorum Clare B. Hardham 1971-8-10 18323 Tehama South Yolla Bolly Mountain Comment
  SBBG85560  Orthocarpus imbricatus E. R. Blakley 1982-8-23 7289 Tehama W fork of Mill Crk 1676 Comment
  UC1010360  Osmorhiza berteroi Milo S. Baker and H. K. Wagnon 1953-6-21 12779 Tehama logging road w Paskenta (about 15 mi post or 4000 ft elevation) 1219 Comment
  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
  JEPS76259  Oxyria digyna Todd Keeler-Wolf 1977-9-10 658 Tehama n face South Yolla Bolly Mountains 2346 Comment
  HSC71874  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5800 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  JEPS76656  Packera greenei L. R. Heckard 1972-6-17 2968 Tehama w slope Tedoc Mt. 1310 Comment
  JEPS89344  Packera greenei Dean W. Taylor 1992-6-18 12801 Tehama along Forest Rd. 25N01 Valentine Ridge; Inner N. Coast Ranges, Valentine Ridge Comment
  UCD104413  Panicum capillare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6865 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CAS-BOT-BC175542  Parnassia palustris John Thomas Howell 1960-8-18 36078 Tehama Bluff Falls 1981 Comment
  CHSC85016  Parnassia palustris John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 791 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope southeast of Square Lake. 2151 Comment
  CAS-BOT-BC181182  Paronychia ahartii R. F. Hoover 1942-5-20 5879 Tehama Just west of Jelley's Ferry Comment
  CAS-BOT-BC7073  Paronychia ahartii John Thomas Howell 1955-6-12 30307 Tehama 8.5 miles S of Corning Comment
  CHSC43088  Paronychia ahartii J. D. Jokerst 1984-4-17 1979 Tehama Within the restricted area that was searched. The Nature Conservancy's Vina Plains Preserve, ca 150 ft south of Lassen Road between vernal pool and stile (in 'Lassen Pasture'). 60 Comment
  CHSC57803  Paronychia ahartii Vernon H. Oswald; Joe Molter 1992-4-29 4929 Tehama NE side of vernal pond located SE of Hwy. 36, ca. 1 mi due S of Hog Lake and ca. 4 mi (air) SW of Dales. 289 Comment
  JEPS88618  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-5 1500 Tehama ca 1.6 air km ssw Cottonwood Spring (on narrow upland between Inks Creek and large w-draining tributary to n, 24 air km ne of Red bluff, ca 30 m w of gas pipeline); btw Inks Creek and large w-draining tributary, ssw Cottonwoo 195 Comment
  SEINET4855735  Paronychia ahartii John Thomas Howell 1955-6-12 30307 Tehama 8.5 mi S of Corning. Comment
  CHSC88236  Paspalum dilatatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS88169  Paspalum distichum Vernon H. Oswald and Lowell Ahart 1996-7-8 7971 Tehama ne of Red Bluff BLM parcel along Hwy 36, ne margin Hog Lake; Cascade Range Foothills, Hog Lake Plateau, ne margin Hog Lak 265 Comment
  RSA303285  Paspalum distichum J. R. Reeder, C. G. Reeder 1975-8-10 6683 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC57798  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1992-4-21 4909 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.9 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. In the bed of Flume Creek, which borders the N side of the road at this point. 316 Comment
  CHSC63956  Pectocarya pusilla B. Castro; L. Hanson, B. Corbin, L. Janeway, L. Gehrung 1994-4-11 507 Tehama In the Ishi Wilderness, Lassen NF, ca 1 mi NW of lookout at N end of Cohasset Ridge, on trail paralleling Wildcat Ck to Graham Pinery. 914 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  CHSC116665  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 B Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  JEPS127251  Pellaea mucronata var. mucronata Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20701 -B Tehama About 2 miles by trail to Highway 32. Comment
  UC1873656  Pellaea mucronata var. mucronata Barbara Ertter with Brad Olson 1993-5-15 11751 Tehama SW Tehama Co: Round Valley Road (M-4) ca 6 air miles SW of Paskenta, ca 1/2 mile north of Salt Creek Conservation Camp, edge of Mendocino National Forest. Comment
  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
  UC2027782  Penstemon anguineus Barbara Ertter 1991-9-2 10774 Tehama SW Tehama Co. Round Valley Paskenta Road (Route M4) 2.3 mi E of M2 junction at Government Flat, ca 19 air miles W of Paskenta Comment
  CHSC95187  Penstemon azureus var. angustissimus R. D. Fischer 2005-5-30 788 Tehama Sierra Nevada Mountains, off county road 27N08 ca.6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants growing downstream of Deer Creek camp. 883 Comment
  CHSC66507  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1996-5-20 7567 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 188 Comment
  CHSC64998  Penstemon heterophyllus var. purdyi Vernon H. Oswald; Lowell Ahart 1995-7-12 6997 Tehama Inner North Coast Ranges. W of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. 950 Comment
  CHSC77801  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-6-9 965 Tehama About 18 air miles SW of Red Bluff, vicinity of confluence of Dry and Red Bank Creeks. 295 Comment
  CHSC77802  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-6-3 958 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 356 Comment
  SEINET11262138  Penstemon laetus var. leptosepalus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3945 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  NY604520  Penstemon laetus var. leptosepalus W. W. Eggleston 1911-7-17 7280 Tehama Potato Patch, Deer Creek Canyon 1210 Comment
  CHSC60420  Penstemon neotericus Mary Ann Showers 1992-6-26 2570 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  NY627266  Penstemon neotericus A. L. Moldenke 1975-8-23 30263 Tehama Mount Lassen 1645.9 Comment
  NY627270  Penstemon neotericus G. W. Gillett 1953-8-16 337 Tehama Near Diamond Peak 2209.8 Comment
  CHSC28161  Penstemon newberryi J. D. Jokerst 1979-7-16 289 Tehama S. of Forest Service trail 3E12. 1.0 mile W. of trail head. Comment
  NY627417  Penstemon newberryi var. berryi P. A. Munz 1951-7-26 16933 Tehama Red Fir Forest; north slope of South Yolla Bolly Pk. 2347.0 Comment
  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
  CHSC80563  Penstemon newberryi var. newberryi Vernon H. Oswald; Lowell Ahart 2001-5-7 10014 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC61680  Penstemon purpusii Vernon H. Oswald; Lowell Ahart 1993-9-2 5916 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2438 Comment
  CHSC79214  Penstemon purpusii L. P. Janeway 2000-6-29 6842 Tehama High North Coast Ranges. Along South Yolla Bolly Trail about 1350 m from the Ides Cove Trailhead, about 1500 m east-southeast of Mt. Linn. 2110 Comment
  RSA0059034  Pentagramma triangularis Ira L. Wiggins 1968-12-29 21049 Tehama North-facing faces of rocks along Belle Mill Road 5-6 mi E of Highway 99 east of Red Bluff. 152 Comment
  CHSC66466  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1996-5-20 7578 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC87366  Pentagramma triangularis subsp. triangularis Lowell Ahart 2004-4-29 10810 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 562 Comment
  CHSC60295  Perideridia bolanderi subsp. bolanderi Mary Ann Showers 1992-6-26 2569 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS17519  Perideridia bolanderi subsp. bolanderi Jos. Grinnell 1925-6-23 Tehama Battle Creek Mdws. 1463 Comment
  UC726874  Perideridia bolanderi subsp. bolanderi A. A. Heller 1941-8-11 16280 Tehama a half mile or more below suphur works entrance to park; Lassen Volcanic National Park Comment
  UC1619917  Perideridia gairdneri subsp. gairdneri Barbara Ertter 1991-9-2 10759 Tehama ca. 16 airmiles e. Covelo (springs at head of Burnt Creek on e. side of Anthony Peak, 0.5 mi. n. of Wells Cabin Campground on ridge rd.); s.w. Tehama Co., Anthony Peak, Burnt Creek 1889 Comment
  UCD127890  Perideridia lemmonii Brad D. Schafer 2005-7-29 167 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 390 Comment
  CHSC28732  Perideridia parishii subsp. latifolia Robert A. Schlising; Coleta Lawler 1979-8-21 3474 Tehama S of Lassen Nat. Park, W of Childs Meadows, 0.25 mi S of Jct Hwy 36 and Hwy 172, along latter. Comment
  CAS-BOT-BC419165  Persicaria maculosa R. E. Frenkel 1964-9-30 910 Tehama On California Hwy. 36, 4.3 miles west of Mineral 1356 Comment
  CHSC53956  Phacelia distans Vernon H. Oswald; Lowell Ahart 1991-4-16 4500 Tehama Colyear Springs Rd, 1.0 mile west of Lowery Rd, north of Paskenta. 243 Comment
  CHSC70891  Phacelia distans Vernon Oswald; Lowell Ahart 1998-4-27 8970 Tehama Pettyjohn R d. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  JEPS2168  Phacelia egena W. L. Jepson 1899-4-26 21056 Tehama Stiver's Ranch Crane Creek (w Tehama Co.) Comment
  UC1002524  Phacelia egena Milo S. Baker and H. K. Wagnon 1953-7-11 12839 Tehama along County Rd 3 mi above Whitlock Camp 1524 Comment
  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
  SBBG16147  Phacelia heterophylla H. and M. Dearing 1938-6-25 2132 Tehama near Mineral Comment
  RSA90829  Phacelia heterophylla subsp. virgata Milo S. Baker, H. K. Wagnon 1953-7-12 12847 Tehama Two and a half miles above Whitlock Camp. 1463 Comment
  HSC101443  Phacelia imbricata A. Miles, M. Malle, B. Gibbs 1999-4-17 16 Tehama Hwy. 36, Beegum Gorge 430 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
  UC1037471  Phacelia mutabilis Milo S. Baker and H. K. Wagnon 1954-7-11 12996 Tehama logging rd near Reservoir of Howells Camp (w. Tehama Co.) 1828 Comment
  JEPS101532  Phacelia purpusii Dean W. Taylor 1997-6-6 16026 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  SEINET12765180  Phacelia tanacetifolia Barbara Ertter 1990-5-13 8941 Tehama Tuscan Butte ca 8 airmiles NE of Red Bluff.; 0 533 Comment
  CHSC78965  Phalaris aquatica Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS100928  Phalaris aquatica Dean W. Taylor 1993-5-5 13447 Tehama 1 mile W of Dales Lake; large vernal pool bordered by Quercus douglasii woodland 228 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
  JEPS71081  Phlox gracilis W. L. Jepson 1932-5-9 16329 Tehama Paskenta 304 Comment
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Jul 1 2009
  JEPS71091  Phlox gracilis W. L. Jepson 1927-6-21 12282 Tehama Battle Creek Meadow Mineral 1524 Comment
  UC54540  Phlox gracilis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4361 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1949356  Phlox speciosa Barbara Ertter with Brad Olson 1991-7-4 10288 Tehama Ball Rock / Toomes Camp Rd (M2) 1.0 mi N of Trough Ridge jct, ca 28 airmiles W of Corning Comment
  HSC71878  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5858 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  RSA93038  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-6-21 12771 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  UC1036230  Phoenicaulis cheiranthoides George W. Gillett 1953-8-25 346 Tehama near Diamond Peak (Lassen Volcanic National Park); Lassen Volcanic National Park 2255 Comment
  HSC15922  Phoradendron serotinum subsp. tomentosum L. T. Gault 1964-3-23 6 Tehama S Center St., Los Molinos Comment
  RSA699609  Phyla nodiflora L. Ahart 2004-6-28 11143 Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  CAS-BOT-BC60746  Physaria occidentalis P. A. Munz 1951-7-26 16925 Tehama East flank of South Yolla Bolly Peak. 2346 Comment
  CAS-BOT-BC60745  Physaria occidentalis John Thomas Howell 1960-8-19 36202 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mountain. 2804 Comment
  JEPS97381  Pilularia americana Vernon H. Oswald and Lowell Ahart 1995-4-3 6569 Tehama 14 mi NE of Red Bluff (W side of Manton Rd(A6)1.5 mi N of Dales Station on Hwy 36; NE corner of reserve, unimproved rd betw the airstrip and the W boundary; W of old hwy); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  SEINET10530676  Pinus contorta David B. Dunn, Billy Joe Cox; Melissa Leake 1971-6-10 Dunn 17976 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
  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
  CHSC4575  Pinus contorta subsp. murrayana C. Glascock 1965-2-7 229 Tehama 1.1 mi sw of junction of Hwy 32 with 36 (89) on Hwy 32. Comment
  SEINET12515038  Pinus monticola D. A. Charlet, Robin Tausca 1995-9-28 2215 Tehama Yolla Bolly Mountains; North Yolla Bolly Mountains; south face 2027 Comment
  UC400318  Pinus monticola W. P. Taylor Aug 10 1913-Aug 11 1913 Tehama 2 mi s S. Yolla Bolly Mt.; Mt. Lynn Comment
  CHSC82699  Pinus ponderosa Tara Morgan 2002-4-28 50 Tehama Within Lassen National Forest along Deer Creek off of Highway 32 down the Forest Service Rd. that goes down to the campground downstream of Lower Deer Creek Falls. 933 Comment
  UC1585422  Pinus ponderosa R. Raiche, K. Zadnik, and H. Forbes 1989-10-10 UCBG 94 Tehama W of Mineral, 12.8 km W of Hwy 36 Comment
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Jul 19 2013
  CHSC88811  Pinus sabiniana A. Peterson 2003-4-10 32 Tehama Hwy 36 east of Red Bluff. Between Paynes Creek and Lassen Lodge. UTM: 598060E 4466650N. 749 Comment
  UC1362002  Pinus sabiniana Paul D. Graves 1938-9-1 8470 Tehama 20 mi e Red Bluff (foothills on e side of valley); Sacramento Valley Comment
  CHSC76795  Piptatherum miliaceum L. P. Janeway; B. Castro 1999-6-24 6479 Tehama Along the creeklet in Long Gulch about 0.4 mi southwest of South Fork Cottonwood Creek between Cooks Flat and Story Flat. 353 Comment
  CHSC80504  Piptatherum miliaceum Caroline Warren; Heidi West, Julie Cunningham, Natalie Wight 1998-7-21 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  CHSC67181  Plagiobothrys austiniae James D. Jokerst 1980-4-13 574 A Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. In a drainage. Comment
  UC725643  Plagiobothrys austiniae A. A. Heller 1927-4-19 14346 Tehama 10 mi n Chico (highway) 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
  UC1023439  Plagiobothrys bracteatus Milo S. Baker 1953-5-10 12617 Tehama bed of winter pool above logging road west of Paskenta (bet. 7 and 8 mi posts) Comment
  CHSC96609  Plagiobothrys canescens Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13605 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  JEPS97500  Plagiobothrys canescens Vernon H. Oswald and L. Ahart 1995-4-10 6631 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1586548  Plagiobothrys canescens Vernon H. Oswald and Lowell Ahart 1991-4-16 4491 Tehama 0.2 mi s Corning Rd (A7) (Black Butte Rd, just s of Burch Creek, w of Corning) 109 Comment
  JEPS68037  Plagiobothrys canescens J. W. Blankinship 1911-4-25 Tehama Tehama Comment
  SBBG6334  Plagiobothrys cognatus H. and M. Dearing 1938-6-22 2082 Tehama Deer Crk 1219 Comment
  CHSC79700  Plagiobothrys fulvus L. P. Janeway; B. Castro 2000-4-12 6664 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  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
  CHSC65950  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1996-4-23 7423 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In upland along the W shore of Hog Lake. 265 Comment
  JEPS61002  Plagiobothrys greenei W. L. Jepson 1899-4-30 21174 Tehama Red Bluff Comment
  CAS-BOT-BC231014  Plagiobothrys hispidulus John Thomas Howell 1943-8-8 19193 Tehama Anthony Peak Comment
  CAS-BOT-BC231010  Plagiobothrys hispidulus A. A. Heller 1937-6-28 s.n. Tehama Mineral 1371 Comment
  CAS-BOT-BC231015  Plagiobothrys hispidulus A. A. Heller 1938-7-28 15292 Tehama Along the Mineral - Lassen Volcanic National Park Highway 1676 Comment
  CHSC83876  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  RSA726485  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama About 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, abotu 21 miles (air) west of Red Bluff. 305 Comment
  RSA66989  Plagiobothrys scouleri var. hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC43931  Plagiobothrys scriptus V. Oswald; L. Ahart 1988-5-21 3333 Tehama M2 (23N01) 6.2 mi (odometer) w of Paskenta. Roadside flat. 701 Comment
  CHSC64512  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1995-4-3 6573 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. Near the w boundary on the service road used to construct the northern cluster of pools, between the pools and the unimproved crossing the reserve just to the south. 207 Comment
  UCSB63938  Plagiobothrys stipitatus Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NW1/4 Sect. 17; Cascade Range Foothills 263 Comment
  CHSC40695  Plagiobothrys stipitatus var. micranthus Pauleen Broyles 1982-4-20 438 Tehama The Nature Conservancy Vina Plains Preserve. Near corner of Lassen Road and internal fence. 69 Comment
  CHSC87311  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10802 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  JEPS105875  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10783 Tehama On sides 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
  SEINET7072735  Plagiobothrys stipitatus var. stipitatus A. G. Vestal 1963-5-9 s.n. Tehama About 11.8 miles northeast of Chico on Route 99. UTM Zone 10, 586115mE, 4416669mN. Coordinate datum: NAD 27.) Comment
  CHSC75258  Plagiobothrys tenellus Vernon H. Oswald; Lowell Ahart 1999-4-21 9708 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 655 Comment
  CHSC84669  Plagiobothrys tenellus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 334 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  UC725380  Plagiobothrys tener var. tener A. A. Heller 1938-7-28 15292 Tehama on the Mineral-- Mt. Lassen Highway (near the junction with the old road) Comment
  UC1586610  Plantago elongata Vernon H. Oswald and Lowell Ahart 1991-5-9 4572 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, at the nw corner of the large impoundment at the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  SEINET12334061  Plantago elongata Unknown 1982-1 367 Tehama The Nature Conservancy Vina Plains Preserve, on rise ca 100 m S of Lassen Rd & W of irrigation ditch 68 Comment
  CHSC83880  Plantago erecta Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10110 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  JEPS103508  Plantago erecta Lowell Ahart 2002-4-27 9567 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  HSC16820  Plantago erecta John L. Heywood, D. H. Norris 1968-3-31 1849 Tehama Hwy. 36, 56 mi. E of Shasta Co. line 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
  CHSC115525  Plantago lanceolata Lowell Ahart; John Dittes 2015-8-5 20437 Tehama Dry meadow, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC84307  Plantago lanceolata Lowell Ahart; John Dittes 2003-6-11 10249 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  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
  HSC93243  Plantago major Vernon H. Oswald, L. Ahart 1996-9-4 8262 Tehama Along Hwy. 36, NE of Red Bluff, Cascade Range Foothills, along Paynes Creek 1 mi. upstream from old bridge site 131 Comment
  CHSC94329  Platanthera leucostachys Lowell Ahart 2006-7-19 13043 Tehama South side 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
  RSA121627  Platanthera leucostachys G. D. Barbe 1955-7-16 161 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  UC1019540  Platanthera limosa Louise Kellogg 1952-7-15 49 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s South Yolla Bolly Mountain; North Coast Ranges, Mendocino Natl Forest, South Yolla Bolly 2133 Comment
  CHSC21150  Platanthera sparsiflora M. S. Taylor 1975-7-17 849 Tehama Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32,36, and 89. 1828 Comment
  CHSC43800  Platanthera sparsiflora Vernon Oswald 1983-7-26 921 Tehama Calif. Hwy 32, 1.8 mi s-w of its jct. With Calif. Hwy 36. 1402 Comment
  JEPS75814  Platanthera sparsiflora Todd and Virginia Keeler-Wolf 1971-7-28 398 Tehama Last Camp Yolla Bolly Mountains 2194 Comment
  SEINET4399751  Plectranthus Leila M. Shultz 1990-5-5 11328 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  HSC21699  Plectritis ciliosa John L. Heywood, D. H. Norris 1968-3-31 1840 Tehama Hwy. 36, 67.74 mi. E of Shasta Co. line. Comment
  CHSC70842  Plectritis ciliosa subsp. ciliosa Vernon Oswald 1998-4-8 8900 Tehama Dales Lake Ecological 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. Cascade Range Foothills. Along the abandoned highway near the Jeep road crossong the NE corner of the reserve. 225 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
  JEPS88463  Plectritis ciliosa subsp. insignis Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7268 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on s. side of Paynes Creek, n.e. corner Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  CHSC70914  Plectritis macrocera Vernon Oswald; Lowell Ahart 1998-4-27 8965 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  UC499755  Plectritis macrocera Doris Kildale Gillespie 1930-5-9 9293 Tehama 18 mi w of Mercial (on Susanville Road); Susanville Road Comment
  RSA0026174  Pleuricospora fimbriolata Marc Baker 2013-6-30 17758 Tehama 5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.9 kilometers SSE of Wilson Lake, just south of Lost Creek Plateau. 1442 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
  CDA32637  Poa fendleriana Don Smith 1935-3-4 Tehama 0 Comment
  RSA756702  Poa pratensis Barbara Ertter, Brad Olson 1991-7-6 10393 Tehama Rocky cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  UC1183421  Poa pratensis subsp. pratensis J. M. Tucker and L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mt 1920 Comment
  CHSC32156  Poa pringlei James Jokerst 1980-8-22 1109 Tehama North Coast Ranges. Near Mt. Linn. Comment
  UC1609140  Poa pringlei Vernon H. Oswald and Lowell Ahart 1993-9-2 5910 Tehama ca 20 air mi nw Paskenta (ridge running e from Mt Linn); South Yolla Bolly Mts 2438 Comment
  SEINET10822314  Poa scabrella A. Arthur Heller 1916-4-20 Heller 12330 Tehama Open grassy slope in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. Comment
  SEINET198083 Image available Poa secunda Louise Kellogg 1952-7-17 83 Tehama Mendocino Forest; Near Squaw Camp and Pole Corral on Pine and red fir forest. Boswell ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  SEINET11689126  Poa secunda Unknown 1982-1 545 Tehama The Nature Conservancy Vina Plains Preserve, near Sheep Camp Ditch 68 Comment
  CHSC41065  Poa secunda subsp. secunda Pauleen Broyles 1982-4-23 440 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow ca 1 km s of Lassen Road. 70 Comment
  UCD92120  Poa secunda subsp. secunda E. Wilson 1935-4-23 s.n. Tehama Near Redding. Road to Duncan Creek Experiment. Comment
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Jul 21 2013
  SEINET13947014 Image available Pogogyne douglasii A. A. Heller 1914-1 11334 Tehama 8 mi S of Vina near Pine Creek Comment
  JEPS62472  Pogogyne zizyphoroides W. L. Jepson 1932-5-9 16357 Tehama NE of Red Bluff, 3 to 4 mi by road. 137 Comment
  UC725644  Pogogyne zizyphoroides A. A. Heller 1927-4-19 14345 Tehama highway 10 miles north of Chico Comment
  CHSC117727  Polanisia dodecandra subsp. trachysperma Lowell Ahart; John Dittes 2016-8-25 21305 Tehama Undesignated section of San Burenaventura Land Grant. East of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. 117 Comment
  JEPS121164  Polanisia dodecandra subsp. trachysperma Lowell Ahart 2013-8-2 18992 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  SJSU14017  Polanisia dodecandra subsp. trachysperma L. J. Hendricks 1988-7-12 Tehama E side Sacromento R c. 7 mi N of Los Molinos Comment
  RSA285947  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Ranch road [near] Antelope Creek, 6 miles W of Red Bluff. Comment
  CHSC79984  Polycarpon tetraphyllum L. P. Janeway 2000-5-16 6735 Tehama Vicinity of Rice Creek, west of Hwy I-5. 76 Comment
  CHSC80675  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC59093  Polygonum aviculare Vernon H. Oswald 1992-8-19 5162 Tehama Lassen Volcanic National Park. Jeep trail passing beneath the ski lift near the lower end of the slope on the W side of Lassen Hwy., ca. 0.3 mi NW of the Southwest Entrance Station. Locally abundant in summer-dry soil of a vernally wet drainage crossing the trail. 2084 Comment
  CHSC54109  Polygonum bidwelliae Vernon H. Oswald 1991-5-20 4600 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  CHSC66057  Polygonum bidwelliae Vernon H. Oswald 1996-5-6 7510 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi N of the gravel road and 0.2 mi W of the Jeep Trail. 213 Comment
  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
  UCD77949  Polygonum bidwelliae Robert E. Preston 2000-5-28 1352 Tehama On n-facing slope between Hog Lake and Paynes Creek. 213 Comment
  JEPS96712  Polygonum bolanderi Dean W. Taylor 1997-7-18 16144 Tehama south rim of Deer Creek Canyon about 1 mile west of mouth into Sacramento Valley 381 Comment
  CHSC75520  Polygonum californicum G. F. Hrusa 1996-8-17 13503 Tehama Sacramento Valley. Flats above creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 200 Comment
  CAS-BOT-BC414607  Polygonum douglasii P. A. Munz 1951-7-25 16891 Tehama Square Lake, north face of South Yolla Bolly Mts. 2133 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
  JEPS104119  Polygonum persicaria Lowell Ahart 2003-9-17 10591 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
  JEPS105919  Polygonum punctatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11209 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC42323  Polypogon monspeliensis Pauleen Broyles 1982-6-2 693 Tehama The Nature Convervancy Vina Plains Preserve. 1.5 km N of jct of access road and Hwy 99. 60 Comment
  JEPS104129  Polypogon monspeliensis Lowell Ahart 2003-6-11 10278 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CAS-BOT-BC76771  Polystichum imbricans subsp. imbricans Alice Eastwood; John Thomas Howell 1941-7-9 9818 Tehama Government Flat Comment
  CHSC116666  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 A Tehama On the north side of Deer Creek Trail, between the fish ladder and Big Leaf Pond, about 1-3/4 miles by trail to Highway 32. 883 Comment
  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
  JEPS127252  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20698 -A Tehama On the north side of Deer Creek Trail, between the fish ladder and Big Leaf Pond, about 1 3/4 miles by trail to Highway 32. Comment
  JEPS95309  Polystichum imbricans subsp. imbricans Lowell Ahart 1994-7-24 7525 Tehama 2 1/2 air miles N of Cherry Hill (large rock outcrop on N side of the dirt road, 2.3 road miles NW of Willow Creek) 1676 Comment
  CAS-BOT-BC72503  Polystichum scopulinum John Thomas Howell 1960-8-23 36463 Tehama Lassen Loop s. of Diamond Peak 2194 Comment
  SEINET10734812  Populus fremontii John C. Fremont 1846-1 Fremont 243 Tehama Deer Creek at Lassen's Comment
  UC1134832  Populus trichocarpa P. L. Johannsen 1936-8-26 1000 Tehama Deer Cr at e side Paynes Cr. Quad.; Lassen National Forest, Paynes Creek Quad. Comment
  JEPS101403  Porterella carnosula Dean W. Taylor 1997-7-24 16162 Tehama Dry Lake; Lassen National Forest 1813 Comment
  SEINET10460775  Porterella carnosula Grinnell 1928-6-30 GRINNELL s.n. Tehama Dry lake bed near Pine Flat on Viola road 1890 Comment
  JEPS120790  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama Silt on the 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
  CHSC105541  Potamogeton diversifolius Lowell Ahart; John Dittes 2010-7-17 16842 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  UCD80682  Potamogeton diversifolius CNPS SN Foothill Team 2005-6-7 SNNR 0213 c Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 Comment
  CAS-BOT-BC267177  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
  CHSC65082  Potamogeton nodosus Vernon H. Oswald; Lowell Ahart 1995-7-17 7072 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. Borrow pit on the E side of Manton Rd. 213 Comment
  RSA518679  Potamogeton pusillus subsp. tenuissimus L. R. Heckard, Peter Rubtzoff 1971-7-31 2682 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  SBBG3037  Potentilla millefolia H. and M. Dearing 1938-6-22 2081 Tehama Deer Crk Comment
  UCSB12378  Potentilla millefolia Dearing, Hugh; Dearing, Margaret 1938-6-22 Tehama Marsh, Deer Creek Comment
  UCD125351  Prunella vulgaris var. lanceolata J. M. Tucker; L. K. Mann 1962-7-29 3634 Tehama ca. 0.75 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  CAS-BOT-BC163063  Prunus emarginata John Thomas Howell 1960-8-18 36044 Tehama Bluff Falls - near Lassen Volcanic National Park 1981 Comment
  HSC39148  Prunus emarginata Gary S. Lester 1974-6-30 324 Tehama Yolla Bolly Wilderness, slope below ridge near N Yolla Bolly Mtn. 2302 Comment
  HSC75362  Prunus emarginata J. O. Sawyer, K. A. Sawyer 1980-6-18 3457 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  RSA66376  Prunus emarginata Philip A. Munz 1951-7-26 16955 Tehama South face of South Yolla Bolly peak. 2058 Comment
  UC1037356  Prunus emarginata Douglas Barbe 1955-7-16 198 Tehama leading to the summit of South Yolla Bolly Mountain, (Mt. Linn), western Tehama County South Yolla Bolly Mountain 2316 Comment
  SEINET10450009  Prunus emarginata Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2846 Tehama 14 miles e of mineral on cal hwy 36, at camp in gurnsey national forest, Andrositic flow, abies concolor, pinus ponderosa, p. Flexilis and pseudotsuga Menziesii Comment
  JEPS118589  Prunus virginiana var. demissa B. Castro, L. P. Janeway 2000-4-22 1092 Tehama High Cascade Range. North side of Mill Creek at Black Rock Campground, ca 0.2 mi west of Black Rock and south Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  CHSC77306  Pseudognaphalium luteoalbum L. P. Janeway; B. Castro 1999-5-5 6417 Tehama Vicinity of Thomes Creek and Williams Butte. 274 Comment
  RSA67186  Pseudostellaria jamesiana P. A. Munz 1951-7-25 16859 Tehama 1.5 miles E of Square Lake. 2134 Comment
  UCSB8946  Pseudotsuga menziesii Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road betwen paskenta and South Yolla Bolly Pk. (Mt. Linn), 13 miles northwest of Paskenta 1188 Comment
  CAS-BOT-BC361814  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
  CHSC79689  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2000-4-4 6653 Tehama Vicinity of Brannin Creek and Rice Creek, west of Hwy I-5. 124 Comment
  CHSC79961  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2000-5-11 6719 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  SBBG8680  Psilocarphus brevissimus var. brevissimus H. and M. Dearing 1938-6-22 2084 Tehama near Deer Crk Comment
  JEPS97257  Psilocarphus oregonus Vernon H. Oswald and L. Ahart 1995-5-9 6717 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS105876  Psilocarphus tenellus Lowell Ahart 2004-4-29 10787 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  CHSC87326  Psilocarphus tenellus var. tenellus Lowell Ahart 2004-4-29 10787 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC102479  Ptelea crenulata L. P. Janeway; B. Castro 2009-4-25 9778 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  JEPS118590  Ptelea crenulata B. Castro, L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  UC1586608  Ptelea crenulata Vernon H. Oswald and Lowell Ahart 1991-5-9 4563 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, on the w side of Paynes Creek near the Sacramento River); Paynes Creek Recreation Area 106 Comment
  CHSC61392  Pteridium aquilinum var. pubescens Vernon H. Oswald; Lowell Ahart 1993-8-18 5846 Tehama Mt. Conard near the S boundary of Lassen Volcanic National Park. 2164 Comment
  UC2031493  Pteridium aquilinum var. pubescens Barbara Ertter with Brad Olson 1991-7-6 10355 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  JEPS59088  Pterospora andromedea J. W. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  JEPS88301  Pterostegia drymarioides Vernon H. Oswald and Lowell Ahart 1996-5-20 7575 Tehama Hwy. 36 n.e. of Red Bluff (BLM parcel along Hwy. 36, ne.e end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC90786  Pycnanthemum californicum D. Isle 2002-8-29 274 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. In seep, just above, N, of curve in Rd. 23N53. 1280 Comment
  JEPS106180  Pycnanthemum californicum Lowell Ahart 2004-6-11 11037 Tehama Along small stream, near SW margin of Dead Rabbit Lake, ca. 100 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 545 Comment
  RSA0082802  Pyrola aphylla J. R. Shevock 1972-7-24 2198 Tehama Hwy 32, S. of Lassen Park. 1280 Comment
  JEPS103354  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  CHSC77340  Quercus berberidifolia L. P. Janeway; B. Castro, Caroline Warren 1999-5-4 6415 Tehama Vicinity of North Fork Stony Creek; Round Valley Road, and Newville Road (Garland Road). 31 Comment
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. Comment
  JEPS38012  Quercus chrysolepis W. L. Jepson 1929-9-30 15335 Tehama Manton 762 Comment
  JEPS46643  Quercus chrysolepis W. L. Jepson Sep 1929 15335 Tehama Manton Comment
  CHSC75374  Quercus douglasii Ben Myhre 1997-4-14 8 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. Comment
  CHSC32804  Quercus durata James Jokerst 1980-6-18 897 Tehama North Coast Range. Near Mud Flat. 852 Comment
  SEINET10730810  Quercus durata var. durata Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 900 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
  CHSC76833  Quercus garryana var. breweri L. P. Janeway; B. Castro 1999-8-24 6556 Tehama High North Coast Ranges. Along ridge top 0.6 mi south of Buck Lake Rock. 1895 Comment
  CHSC60358  Quercus kelloggii Mary Ann Showers 1992-6-28 2632 Tehama Lassen Volcanic National Park. Andesite ridge east of Sulphur Works Entrance Station east of and above West Sulphur Creek. 1950 Comment
  CHSC80202  Quercus kelloggii L. P. Janeway 1999-6-26 6483 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km southeast of Manton Road; about 1.3 km south of Battle Creek. 434 Comment
  UCD46638  Quercus kelloggii P. L. Johannses 1936-8-4 977 Tehama 1 1/2 miles northwest of junction of Chico and Little Smoke Creek. 1158 Comment
  RSA1379  Quercus lobata E. R. Johnson 1930-10-18 1592 Tehama 9 miles southeast of Red Bluff, on Highway number 99-E. 76 Comment
  JEPS37981  Quercus wislizeni W. L. Jepson 1899-4-27 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  UCD19574  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mile west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road. 1554 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
  CHSC89008  Quercus wislizeni var. wislizeni Pat Sater 2001-4-7 Tehama Tehama Wildlife Area. 100 yds south of Cottonwood Creek, off of Powerline Road. UTM: 10 0591130 E, 4451392 N. 473 Comment
  CHSC78815  Rafinesquia californica Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  RSA90489  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama Logging road west of Paskenta, near 7 mile post. 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
  CHSC79350  Ranunculus aquatilis var. hispidulus B. Castro; L. P. Janeway 2000-4-4 1081 Tehama Vicinity of Orland, W of Highway I-5. 118 Comment
  CHSC102339  Ranunculus canus L. P. Janeway 2009-4-4 9723 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC53978  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1991-4-16 4506 Tehama Red Bank Rd, 2.1 mi north of Colyear Springs Rd, north of Paskenta. Along an intermittent streamlet. 286 Comment
  RSA759800  Ranunculus hebecarpus Barbara J. Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  JEPS55023  Ranunculus occidentalis Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows; on drier mounds 1463 Comment
  SBBG2268  Ranunculus occidentalis var. dissectus H. and M. Dearing 1938-6-22 2079 c Tehama Deer Crk above Potato Patch camp 1219 Comment
  HSC18164  Ranunculus occidentalis var. ultramontanus Louise Kellogg 1952-7-13 36 Tehama Mendocino National Forest, near Ovenlid at start of trail to Square Lake and S Yolla Bolly Mtn. 1768 Comment
  UC1736751  Ranunculus sardous Dean W. Taylor 1992-5-26 12655 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, on shore of large stock pond in unnamed south fork Inks Creek 186 Comment
  CHSC66479  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1996-5-20 7589 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek. 152 Comment
  JEPS88506  Raphanus raphanistrum Vernon H. Oswald and Lowell Ahart 1996-4-15 7385 Tehama at the w boundary 1 mi s of Gyle Road (nw of Corning, nw side Sacramento Valley, Thomes Creek Ecological Reserve, CDFG parcel on s side of Gyle Road); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  CAS-BOT-BC56116  Rhamnus ilicifolia Peter Ahart 1977-10-2 s.n. Tehama 8 miles east of Los Molinos 350 Comment
  RSA748475  Rhamnus tomentella subsp. crassifolia K. M. Meyer, A. Townesmith 2007-8-4 193 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Road, Forest Service Rd. M4, Thomes Gorge Trailhead (10 mi. after the town of Paskenta). 617 Comment
  CHSC77785  Rhamnus tomentella subsp. tomentella B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1027 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On low, dry floodplain and cobble bar. 329 Comment
  UC592688  Rhamnus tomentella subsp. tomentella unknown 1928-9-13 3434 Tehama 1 mi above Paynes Creek (on the Red Bluff to Susanville road) 655 Comment
  JEPS91238  Rhododendron occidentale Dean W. Taylor 1972-6-18 1525 Tehama along Wells Creek (on E side of Tedoc Mt.) 914 Comment
  CAS-BOT-BC168887  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA0021138  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-10 9878 Tehama Anthony Peak. Comment
  RSA0021140  Ribes lobbii G. D. Barbe 1955-7-22 237 Tehama Approx. 500 ft. from the Jeep road, west of Oven Lid, on the trail to Square Lake. 2073 Comment
  JEPS49345  Ribes malvaceum W. L. Jepson 1899-4-26 13502 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  UCD102429  Ribes nevadense P. Thompson 1996-4-28 48 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  CHSC59323  Ribes roezlii Donald P. Gaskill 1992-2-28 3 Tehama Location on open rock face exp sw of Thomes Creek Rd 7 mi west of Paskenta. 548 Comment
  CAS-BOT-BC168812  Ribes viscosissimum John Thomas Howell 1961-6-20 36588 Tehama Bluff Falls, near Lassen Volcanic National park 1981 Comment
  CHSC102245  Rigiopappus leptocladus L. P. Janeway; B. Castro 2009-4-25 9737 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC43629  Rigiopappus leptocladus Vernon Oswald 1986-6-18 2128 Tehama Round Valley Rd. (M4) at the intersection of Board Ridge Rd. 1584 Comment
  CHSC77315  Rigiopappus leptocladus Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 335 Comment
  CHSC40703  Rorippa palustris var. fernaldiana Pauleen Broyles 1983-4-16 912 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in a pasture. 62 Comment
  JEPS104205  Rosa californica Lowell Ahart 2003-6-11 10254 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
  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
  JEPS117338  Rumex crispus Lowell Ahart, John Dittes 2010-7-19 16903 Tehama About 5 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
  JEPS94014  Rupertia hallii Ann Willyard 1998-6-27 97 Tehama ca. 2 air mi. e. Promontory Point (Cohasset Rd., ca. 2.5 mi. n. of KHSL tower, Population #13) 1182 Comment
  CHSC82305  Sagina apetala Lowell Ahart 2002-4-27 9550 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS51065  Sagina apetala W. L. Jepson 1899-4-25 Tehama yard of house of Stivers' Ranch Comment
  JEPS97211  Sagina apetala Vernon H. Oswald and L. Ahart 1995-4-3 6559 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  CHSC117713  Sagina saginoides Lowell Ahart; John Dittes 2016-8-25 21298 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS123925  Sagina saginoides Lowell Ahart, John Dittes 2015-8-6 20492 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-BC445653  Sagittaria cuneata Mary Strong Clemens 1920-9-9 s.n. Tehama Kirkwood Comment
  CHSC66582  Sagittaria sanfordii Vernon H. Oswald; Lowell Ahart 1996-7-8 7977 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In Hog Lake (collected in ca. 3 dm of water on the NE side). 265 Comment
  CHSC9568  Salix exigua E. L. Smith 1971-4-8 942 Tehama Ca. 28 mi n of Chico, on Hwy 99 just acroos Butte Co. line. Comment
  JEPS38386  Salix exigua W. L. Jepson 1899-4-27 42 s Tehama Salt Creek - a tributary of the Cottonwood Comment
  POM209491  Salix exigua Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 652 Tehama Payne Creek. 13 miles E of Red Bluff. Comment
  JEPS38396  Salix gooddingii W. L. Jepson 1899-4-30 25 s Tehama Red Bluff Comment
  CAS-BOT-BC106894  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC106895  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  SBBG27478  Salix jepsonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt Lassen Highway, 8.9 mi from Mineral 1981 Comment
  SJSU265  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt Lassen Hwy 8 mi NE of Mineral 1981 Comment
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Jul 6 2009
  UC525923  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Highway, 0.6 miles north of Sulphur Works Checking Station Lassen Volcanic National Park 2042 Comment
  UC525924  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Hwy. 0.6 mi n of Sulphur Works Checking Station; Lassen Volcanic Nat'l Park 2042 Comment
  JEPS14851  Salix laevigata Harold and Virginia Bailey 1938-4-16 Tehama along creek bank Henleyville Comment
  POM209492  Salix laevigata Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 651 Tehama Red Bluff. Comment
  CAS-BOT-BC128070  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; C. R. Ball; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 kmk. west of Mineral 1500 Comment
  CAS-BOT-BC128074  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC128075  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14588 Tehama Mineral 1524 Comment
  UC525952  Salix lasiandra var. lasiandra C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 664 Tehama North Fork of Battle River 1.7 miles northeast of Mineral 1524 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-BC124916  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 677 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC124920  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124924  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124932  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  CHSC115539  Salix lemmonii Lowell Ahart; John Dittes 2015-8-5 20443 Tehama On damp black soil, meadow, east side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  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
  POM209477  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Hwy. 8 miles NE of Mineral. 1982 Comment
  SBBG27410  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG27427  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  SJSU173  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-30 376 Tehama S Fork Battle Cr, 1.7 km W of Mineral 1524 Comment
  UC482026  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 391 Tehama 15 km. n.e. Mineral (above Lassen Hwy.) 2000 Comment
  UC525912  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 686 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525929  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  UC482001  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama 1.7 km. n.e. Mineral (Mt. Lassen Hwy., S. Fork Battle Creek); S. Fork Battle Creek 1570 Comment
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Jul 7 2009
  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
  JEPS104421  Salix melanopsis Lowell Ahart 2003-6-11 10261 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS104450  Salix melanopsis Lowell Ahart 2003-6-11 10261 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  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
  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
  CDA3217  Salsola tragus S. T. Ancell 1959-8-14 2931 Tehama Red Bluff. 0 Comment
  UCD99418  Salsola tragus John Thomas Howell 1960-7-24 36001 Tehama Paynes Creek. 563 Comment
  UCD99441  Salsola tragus Geo H. McClough; Tobin, Tobin, S. F. 1922-8-14 s.n. Tehama Los Molinos. Comment
  CHSC57191  Salvia columbariae Kate A. Hanson 1977-3-31 Tehama Ca 1 m e of Newville Rd ca 0.8 km n of jct of Round Valley Rd and Newville Rd ca. 40 km wnw of Corning. 300 Comment
  SEINET10465259  Sambucus nigra subsp. caerulea Billy Joe Cox, Jeffrey Huber 1971-6-10 Cox 2850 Tehama 8 mi E of Red Bluff, on Calif. Hwy. 36. 152 Comment
  UC912450  Sambucus racemosa var. microbotrys D. Tebbe 1930-4-5 85 Tehama e Red Bluff Comment
  JEPS1014  Sanicula graveolens W. L. Jepson 1897-7-24 14187 Tehama South Yolla Bolly Comment
  JEPS105649  Sanicula graveolens L. P. Janeway 2001-4-24 7221 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop 1676 Comment
  CHSC102246  Sanicula tuberosa L. P. Janeway; B. Castro 2009-4-25 9739 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC80535  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 2001-5-7 10018 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  RSA712751  Sanicula tuberosa L. P. Janeway 2005-4-12 8419 Tehama 0.5 km N of Wilson lake. 1628 Comment
  CHSC66601  Saponaria officinalis Vernon H. Oswald 1996-7-19 8075 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Along the river W of the parking area. 97 Comment
  UCD69333  Sarcodes sanguinea Patsy Barris 1984-5-28 27 Tehama Tehama Co.; 5 mi. west of St. Bernard Inn; in Red Fir forest with Abies magnifica and Pinus Murrayana; common herbaceous perennial, 17 cm tall, red plant; growing on south-facing slope, in dry gravely soil with volcanic parent material in partial shade. 1463 Comment
  UCD126467  Schedonorus arundinaceus John Thomas Howell 1960-8-20 36248 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC40805  Schoenoplectus mucronatus Pauleen Broyles 1982-7-7 783 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch, n of barn in s pasture. 60 Comment
  JEPS100714  Schoenoplectus mucronatus Dean W. Taylor 1993-8-31 14061 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  RSA767835  Schoenoplectus mucronatus L. Ahart, John Dittes 2010-7-17 16859 Tehama Dam on west side of pond, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 813 Comment
  CHSC60452  Scirpus diffusus Mary Ann Showers 1992-6-26 2575 Tehama Lassen Volcanic National Park. Above canyon bottom east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS103564  Scribneria bolanderi Lowell Ahart 2002-4-27 9556 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, along the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 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
  UCR197963  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 mi south of Dales, along Route 36 Comment
  RSA93477  Scribneria bolanderi H. K. Wagnon 1953-5-3 s.n. Tehama 7 miles west of Paskenta, near logging road. Comment
  CHSC32163  Scutellaria antirrhinoides James D. Jokerst 1980-8-22 1108 Tehama Near Mt. Linn. Comment
  SBBG6525  Scutellaria californica H. and M. Dearing 1938-6-22 2066 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UCSB13226  Scutellaria californica Dearing, Hugh; Dearing, Margaret Tehama Potato Patch Camp; Pine Woods 1080 Comment
  CHSC77593  Scutellaria siphocampyloides B. Castro; L. P. Janeway 1999-6-3 952 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 359 Comment
  CHSC80661  Scutellaria siphocampyloides Vernon H. Oswald; Lowell Ahart 2001-6-5 10042 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  CHSC86979  Scutellaria siphocampyloides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. Near creek. 274 Comment
  JEPS88590  Scutellaria siphocampyloides Vernon H. Oswald and Lowell Ahart 1996-5-20 7570 Tehama ne of Red Bluff (along Hwy 36); Hog Lake Plateau, Cascade Range Foothills 188 Comment
  SJSU11287  Secale cereale S. H. Casey 1980-6-22 1180 Tehama along State Route 36 W of Mineral 1402 Comment
  RSA141308  Sedella pumila June McCaskill 1960-5-26 606 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.5 miles south of Manton. Comment
  CHSC64334  Selaginella hansenii Vernon H. Oswald; Lowell Ahart 1995-2-22 6484 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  JEPS97382  Selaginella hansenii Vernon H. Oswald and Lowell Ahart 1995-2-22 6484 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1 mi N of Dales Station on Hwy 36; NE corner of the reserve); Cascade Range Foothills, Dales Lake Ecological Reserve 225 Comment
  CHSC87312  Selaginella wallacei Lowell Ahart 2004-4-29 10812 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 562 Comment
  SEINET10808554  Senecio David B. Dunn 1971-8-15 Dunn 18149 Tehama Kings Creek Meadow Campground, Lassen National Park, east of summit. Comment
  CAS-BOT-BC363433  Senecio aronicoides John Thomas Howell 1960-8-19 36119 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  JEPS13948  Senecio aronicoides Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1956-7-17 5349 Tehama 19.5 mi n Paskenta (just e of summit of ridge at Post Pile Camp); Mendocino National Forest 1948 Comment
  CHSC43928  Senecio flaccidus var. douglasii Vernon Oswald 1988-5-12 3306 Tehama M2 (23N01) 5.7 mi (odometer) w of Paskenta. 512 Comment
  CHSC90557  Senecio flaccidus var. douglasii D. Isle 2004-8-30 152 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd. S (M22), N. side, against bank. 512 Comment
  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
  CAS-BOT-BC363763  Senecio integerrimus A. A. Heller 1928-5-30 14593 Tehama At Mineral 1524 Comment
  UCR130068  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2001-7-7 6905 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  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
  CHSC40584  Senecio vulgaris Pauleen Broyles 1982-2-2 312 Tehama The Nature Conservancy Vina Plains Preserve. Area s of Lassen Road. 68 Comment
  CHSC96520  Senecio vulgaris Lowell Ahart 2007-5-8 13727 Tehama Along flood plain of Dibble Creek, about 100 yards norht of Highway 36, about 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC117709  Sesbania punicea Lowell Ahart; John Dittes 2016-8-24 21270 Tehama About 40 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
  CHSC84606  Setaria pumila Lowell Ahart; John Dittes 2003-9-17 10588 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CAS-BOT-BC240209  Setaria viridis R. E. Frenkel 1964-9-30 909 Tehama On California Highway 36 609 Comment
  CHSC31247  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 0.5 mi from Crane creek, along the roadside on Hwy 36. Comment
  CHSC95171  Sidalcea glaucescens R. D. Fischer 2005-6-26 795 Tehama Sierra Nevada Mountains, off Hwy 32 1 mile south of the Hwy 36 junction, near the north fork of Deer Creek. 1399 Comment
  RSA0027704  Sidalcea hartwegii Barbara Ertter, Brad Olson 1993-5-15 11720 Tehama Buckhorn Campground at north end of Black Butte Reservoir NW of Orland. 152 Comment
  UCR11244  Sidalcea malviflora Wm. Horn Jr. 1967-5-28 670528- 2 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  SEINET2442026  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36.; 0 213 Comment
  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
  CHSC92793  Silene antirrhina John Dittes; Josephine Guardino 2005-5-11 1114 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
  JEPS117347  Silene antirrhina Lowell Ahart, John Dittes 2010-7-17 16873 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  RSA97938  Silene antirrhina Beecher Crampton 1953-4-29 1166 Tehama 4 milies S of Dales. Comment
  SEINET516284  Silene antirrhina Vernon H. Oswald 1997-5-14 8458 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) at Moak Trailhead. 1122 Comment
  UCR52367  Silene californica Terry Hines, Ellen Purcell, N. Williams 1988-3-26 13 Tehama Hwy 36, 17.5 mi. east of County line Comment
  HSC81961  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4889 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC118040  Silene gallica Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 201 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC83646  Silene occidentalis subsp. longistipitata L. P. Janeway 2001-6-24 7217 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CHSC49640  Sisyrinchium elmeri Vernon Oswald 1984-6-19 1299 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  UC1001314  Smilacina racemosa Louise Kellogg 1952-7-14 40 Tehama Square Lake Trail from Ovenlid toward South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 1828 Comment
  CDA39213  Smilax californica L. Ahart, J. Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  SBBG1067  Smilax californica H. and M. Dearing 1938-6-21 2061 Tehama Chico Crk, 6 mi N of Loma [Lomo] Comment
  UC1585973  Solanum rostratum Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8889 Tehama w of Orland (s side of nw arm of Black Butte Lake,); Black Butte Lake 152 Comment
  RSA32742  Solidago canadensis subsp. elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadow. Comment
  CHSC84405  Solidago velutina subsp. californica Lowell Ahart 2003-8-11 10493 Tehama Near a drainage, burned area on the west side of road M2, about 9 miles west of Paskenta. 875 Comment
  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
  JEPS104328  Spartium junceum Lowell Ahart 2003-6-11 10242 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS104453  Spartium junceum Lowell Ahart 2003-6-11 10242 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS88289  Spergularia rubra Vernon H. Oswald and Lowell Ahart 1996-5-6 7522 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  CHSC84359  Sphenosciadium capitellatum Lowell Ahart 2003-8-24 10538 Tehama In a meadow, on both sides of Willow Creek, about 1/2 mile (air) north of Jonesville, about 5 miles (air) northeast of Butte Meadows. 1569 Comment
  CHSC94354  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
  HSC74827  Stachys rigida J. P. Smith, Thomas W. Nelson 1978-7-22 10015 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  UCLA71371  Stachys rigida var. rigida C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  CHSC80219  Stachys stricta B. Castro; L. P. Janeway 2000-5-23 1175 Tehama Vicinity of Orland and Black Butte Lake, in 'hummocky' rolling hills between Rice and Brannin Creeks. 112 Comment
  UC725703  Stachys stricta A. A. Heller 1937-6-26 15346 Tehama w Deer Creek Meadows; Deer Creek 1371 Comment
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Apr 10 2006
  CHSC48276  Stellaria crispa Vernon Oswald 1984-6-7 1261 Tehama Calif. Hwy 32, 0.4 mi n-e of the 2nd bridge over Deer Creek. Beside streamlet. 1170 Comment