Search Results — 2000 specimen records retrieved (1572 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  CAS-BOT-BC331640  Acer macrophyllum Saichi Kawahara 1968-5-5 403 Tehama Hwy 32, 4 miles SW of Hwy 36, at Deer Creek 1396 Comment
  RSA21524  Acer macrophyllum Carl B. Wolf 1937-5-17 8710 Tehama Red Bluff, Susanville Road, 6 7/10 miles below Mineral. 1372 Comment
  RSA724873  Achillea millefolium L. Ahart 2006-9-9 13248 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1504 Comment
  CAS-BOT-BC18756  Achillea millefolium Alice Eastwood; J. T. Howell 1941-7-9 9761 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  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
  CHSC88599  Achnatherum lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  UCD50636  Achnatherum lemmonii J. M. Tucker; and L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain, Tehama County, California. 1920 Comment
  CAS-BOT-BC210752  Achnatherum nelsonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. Trail, from Sulphur Works checking station 2103 Comment
  CAS-BOT-BC210878  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2590 Comment
  SEINET232903  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-10 8333 Tehama CA 136 and 89 2.35 miles east of junction of *( and 36. 1554 Comment
  UC1133076  Achnatherum occidentale subsp. californicum H. S. Yates 1936-8-12 6095 Tehama 2 mi w Mineral Summit; Paynes Creek Quadrangle Comment
  CHSC32162  Achnatherum occidentale subsp. occidentale James Jokerst 1980-8-22 1107 Tehama Near Mt. Linn. Comment
  CHSC88467  Achnatherum stillmanii L. P. Janeway; B. Castro 2004-5-30 8127 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  RSA700500  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UCD51411  Achnatherum stillmanii A. Hormay 1929-6-13 s.n. Tehama Campbellville, near Lassen National Forest boundary, 30 miles NE of Chico. 1066 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
  SEINET10971201  Achyrachaena mollis Mary Susan Taylor 1975-4-18 Taylor 488 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  CHSC90410  Acmispon americanus var. americanus Niall McCarten 1986-6-22 5301 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1524 Comment
  CHSC80640  Acmispon brachycarpus Lowell Ahart 2001-6-16 8878 Tehama On north side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  SEINET957746  Acmispon brachycarpus W. A. Weber, Lewis S. Rose 1953-1 8467 Tehama Depressions in sandy rolling hills 2 mi. s. of Cottonwood. 122 Comment
  SEINET957748  Acmispon brachycarpus C. B. Wolf 1937-1 8692 Tehama Northern Sierra Nevada Foothills, Red Bluff-Susanaville road, 4 1/2 mi. Below Payes creek P. O. 244 Comment
  CHSC3934  Acmispon parviflorus D. F. Johnson 1967-3-9 14 Tehama Occasional on hilltops and hillsides. Ca. 100 yds. north of Johnson Rd. ca 10 mi. west of Red Bluff. 170 Comment
  HSC98293  Acmispon wrangelianus John L. Heywood, D. H. Norris 1968-3-31 1846 Tehama Hwy. 36, 56 mi. E of Shasta Co. line 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
  CHSC84393  Aconitum columbianum var. columbianum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10523 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC412932  Aconogonon davisiae C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla [Bolly] Comment
  CHSC45622  Adenocaulon bicolor Vernon Oswald 1984-7-9 1566 Tehama East side of Hwy 32 at the bridge over Chico Creek. 1048 Comment
  CHSC90426  Adenocaulon bicolor Niall McCarten; Roxanne Bittman 1986-6-14 5351 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CAS-BOT-BC69698  Adiantum aleuticum H. F. Copeland 1920-7-24 3 Tehama Rattlesnake Creek. Comment
  CHSC88929  Aesculus californica Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 100 yds south of Cottonwood Creek, off of Powerline Road. UTM: 10 0591130 E, 4451392 N. 473 Comment
  CAS-BOT-BC22952  Agoseris heterophylla H. M. Hall; E. B. Babcock 1903-7-1 4391 Tehama Near Morgan (Mill Creek Canyon) 1524 Comment
  CHSC78589  Agoseris heterophylla Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  JEPS102663  Agrostis exarata Lowell Ahart 2001-6-8 8798 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1543798  Agrostis exarata Harold and Virginia Bailey 1948-8-28 3070 a Tehama in meadow below Ski Hut (near Sulphur Creek campground); Lassen Volcanic National Park 2011 Comment
  UCD80503  Agrostis exarata CNPS SN Foothill Team 2005-6-6 SNNR 0210 a Tehama TNC Dye Creek Preserve, northwest of where Ballard Springs Road crosses the first seasonal creek past Rim Road. 374 Comment
  JEPS95178  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-4-29 7468 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along edge of intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  JEPS96014  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-4-29 7468 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  SEINET6843437  Agrostis idahoensis var. idahoensis Robert A. Evers, Clara V. Evers 1975-8-23 115009 Tehama 2 miles (3.2 km) west of Mineral. Comment
  JEPS100558  Agrostis microphylla Dean W. Taylor 1991-5-8 11683 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  UC766846  Aira caryophyllea R. F. Hoover 1937-5-19 2262 Tehama 4 mi s Cottonwood Comment
  CHSC79373  Alisma triviale B. Castro; C. Warren 2000-4-13 1074 Tehama Vicinity of Orland W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  CHSC81327  Allium amplectens J. Trizzino 2001-4-17 30 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  SEINET3883753  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest.; 0 1067 Comment
  UC2031397  Allium amplectens Barbara Ertter with Brad Olson 1991-7-4 10216 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Creek Riley Ridge junction, ca 25 air miles W of Corning Comment
  CAS-BOT-BC462233  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CDA39425  Allium amplectens G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2671 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  SEINET7881827 Image available Allium amplectens Helen K. Sharsmith 1954-1 4344 Tehama Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest.; 0 1067 Comment
  SEINET8112100  Allium amplectens B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  UCD138467  Allium amplectens Pauleen Broyles 1977-4-12 107 Tehama ca. 3 km WSW of Hwy 99, about 17 km north of Chico. 60 Comment
  JEPS100798  Allium bolanderi var. bolanderi Dean W. Taylor 1990-4-24 10653 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  UC1001327  Allium campanulatum Louise Kellogg 1952-7-16 67 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UCD138493  Allium campanulatum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama from Square Lake east toward road from Oven Lid on north side of South Yolla Bolly. Comment
  JEPS13260  Allium falcifolium Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5315 Tehama about 1 mi e Mt. Linn summit; South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC469081  Allium falcifolium Alice Eastwood; John Thomas Howell 1941-7-9 9732 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC78940  Allium peninsulare var. peninsulare Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC86555  Allium peninsulare var. peninsulare Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  CAS-BOT-BC476706  Allium validum Alice Eastwood; John Thomas Howell 1941-7-9 9747 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC476707  Allium validum Alice Eastwood 1912-8-22 1904 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  CHSC105939  Allophyllum divaricatum Lowell Ahart; John Dittes 2010-7-17 16852 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  HSC95541  Allophyllum divaricatum L. Ahart 2001-6-8 8782 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  JEPS98973  Allophyllum integrifolium Lowell Ahart 2001-6-16 8867 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  UC879971  Allophyllum integrifolium Alice Eastwood Aug 22 1912-Aug 26 1912 1755 Tehama trail from Morgan's Springs to Sulphur Works; Lassen Butte Region Comment
  CHSC81350  Alnus rhombifolia Jenny Marr; Heidi West, Joyce Lacey 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 310 Comment
  HSC3401  Alnus rhombifolia L. T. Gault 1964-3-23 9 Tehama 0.5 mi. from Los Molinos on Sacramento River Comment
  CAS-BOT-BC138149  Alopecurus aequalis var. aequalis John Thomas Howell 1960-8-20 36223 Tehama Lassen Volcanic National Park. Morgan. 1463 Comment
  CDA15855  Alopecurus saccatus G. F. Hrusa, J. Hart 2000-4-8 15299 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC45028  Alopecurus saccatus Pauleen Broyles 1988-4-6 1104 Tehama On Singer Creek Ditch in Lassen Pasture. The Nature Conservacy Vina Plains Preserve. Comment
  HSC102900  Alopecurus saccatus J. P. Smith 2014-5-28 13854 Tehama Hog Lake, along State Route 36 264 Comment
  UCD55934  Alopecurus saccatus A. A. Beetle 1943-5-15 1953 Tehama r [sic] miles south of Dales on Rt. 36. Comment
  CHSC117637  Ambrosia psilostachya Lowell Ahart; John Dittes 2016-8-25 21304 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  RSA11884  Amelanchier pallida Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral, Mt. Lassen region Comment
  CAS-BOT-BC135674  Amelanchier utahensis John Thomas Howell; Alice Eastwood 1941-7-9 9839 A Tehama Near Government Flat Comment
  JEPS45501  Amelanchier utahensis Jos. Grinnell 1925-6-15 Tehama Mineral Comment
  JEPS121176  Ammannia robusta Lowell Ahart 2013-8-2 18975 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  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
  HSC89677  Amsinckia intermedia William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama Hwy. 36, 20.5 mi. E of boundary with Shasta County 274 Comment
  HSC90023  Amsinckia intermedia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 19 Tehama Tedoc Rd., at its intersection with Hwy. 36 549 Comment
  HSC93943  Amsinckia lycopsoides A. Miles, M. Malle, B. Gibbs 1999-4-17 12 Tehama Hwy. 36, Beegum Gorge 430 Comment
  JEPS97007  Amsinckia lycopsoides Vernon H. Oswald and L. Ahart 1994-3-8 5975 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  CHSC107362  Amsinckia menziesii Lowell Ahart; John Dittes 2011-6-9 17435 Tehama Rio De Los Molinos Land Grant. On the top of a sand mound, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  CHSC64506  Amsinckia menziesii Vernon H. Oswald 1995-3-27 6544 Tehama Cascade Range Foothills. Dales Lake Ecological Preserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the intersection of Manton and Inks Creek rds. 213 Comment
  SFV18506  Amsinckia menziesii A. M. Deshais 2002-4-6 25 Tehama Highway 36 at Hogg Lake. 265 Comment
  UCD18767  Anagallis minima Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 60 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  OBI55512  Anaphalis margaritacea David J. Keil, Kathleen Keil 1992-7-25 23600 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary Comment
  JEPS40584  Ancistrocarphus filagineus Virginia Bailey 1938-4-16 Tehama 6 mi w, on Paskenta-Covelo Rd. Paskenta Comment
  JEPS40587  Ancistrocarphus filagineus W. L. Jepson 1934-5-5 16636 Tehama (w Tehama Co.) Beegum Comment
  UCD80514  Andropogon glomeratus var. scabriglumis CNPS SN Foothill Team 2005-5-25 SNFN 0325 a Tehama BLM Hog Lake/Paynes Creek, Payne's Creek Recreation Area, in the Massacre Flat Area, about 2 kilometers east and 1/2 kilometer north of Jelly's Ferry, near the confluence of two creeks and the Sacramento River. 101 Comment
  CHSC76779  Androsace elongata subsp. acuta J. Marr; H. West 1999-4-14 Tehama Vicinity of Newville, Garland Rd and Salt Ck drainage. 231 Comment
  CHSC76783  Androsace elongata subsp. acuta B. Castro; L. P. Janeway, C. Warren 1999-5-4 917 Tehama About 25 miles W of Orland, vicinity of Paskenta, Round Valley Rd, and Williams Butte. 298 Comment
  JEPS28458  Anemone occidentalis George W. Gillett 1957-8-13 1060 Tehama 1 1/2 mi. above Sulphur Works Checking Station (near Brokeoff trail, n. slope Brokeoff Mt.); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2286 Comment
  JEPS55212  Anemone oregana F. P. Cronemiller 1923-5-10 538 Tehama Maxim Cabin California National Forest Comment
  CHSC42567  Angelica californica Vernon Oswald 1985-7-8 1891 Tehama Hwy 32 0.2 mi sw of Deer Creek Bridge, ca. 2 mi s of Potato Patch Campground. 993 Comment
  UCD127149  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  CAS-BOT-BC271407  Anisocarpus scabridus P. A. Munz 1951-7-26 16920 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  CAS-BOT-BC63863  Antennaria argentea A. A. Heller 1928-5-30 I 4565 Tehama At Mineral 1524 Comment
  UCD149552  Antennaria dimorpha G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) 1493 Comment
  CHSC61760  Antennaria geyeri Vernon H. Oswald; Lowell Ahart 1993-9-2 5901 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  RSA67662  Antennaria rosea Philip A. Munz 1951-7-18 16644 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC64496  Anthriscus caucalis Vernon H. Oswald; Lowell Ahart 1995-4-3 6603 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  CHSC92788  Anthriscus caucalis John Dittes; Josephine Guardino 2005-5-11 1120 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
  CHSC87852  Antirrhinum subcordatum Lowell Ahart 2004-6-11 11019 Tehama Hillside on the west side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 553 Comment
  CHSC102473  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 2009-6-21 9824 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 1.6 road km east of Ishi Road. 701 Comment
  JEPS101525  Antirrhinum vexillocalyculatum subsp. intermedium Dean W. Taylor 1997-7-24 16149 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  CHSC26633  Aphanes occidentalis M. P. Hayes 1978-3-17 129 Tehama On the mima mounds around the vernal pools along Leininger road, .8 mi e of Highway 99. 40 Comment
  CHSC55272  Aphanes occidentalis L. P. Janeway 1991-3-28 3858 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 152 Comment
  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
  CHSC45338  Aphyllon epigalium subsp. epigalium Vernon Oswald 1986-8-4 2267 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2651 Comment
  CHSC68591  Aphyllon epigalium subsp. epigalium Vernon H. Oswald; Lowell Ahart 1997-5-14 8415 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. In area of 1990 fire. 969 Comment
  RSA756846  Apocynum androsaemifolium Barbara Ertter, Brad Olson 1991-7-6 10440 Tehama Ball Rock-Toomes Camp Road at Trough Ridge junction, 18.8 miles form Paskenta, about 28 air miles west of Corning. 1524 Comment
  LA212401  Apocynum pumilum James R. Shevock; 1972-7-24 2199 Tehama Highway #36, S of Lassen Natl. Park. 1402 Comment
  HSC3198  Aponogeton distachyos E. Hunt 1947-5-15 16 Tehama Comment
  CHSC37627  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
  SDSU9941  Aquilegia formosa K. Dixon 1942-8-4 174 Tehama Big Chico Creek. Comment
  HSC75043  Aquilegia formosa var. formosa J. P. Smith, Thomas W. Nelson 1978-7-22 10084 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  POM268042  Aquilegia formosa var. pauciflora J. T. Howell 1941-7-9 9826 Tehama Near Government Flat. Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  UC1001343  Arabis glabra Louise Kellogg 1952-7-18 90 Tehama directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  RSA0129716  Arabis platysperma P. A. Munz 1951-7-26 16944 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 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
  JEPS101271  Arceuthobium abietinum Dean Wm. Taylor with Glenn Clifton 1992-8-22 13202 Tehama Lassen Volcanic National Park, Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line 2392 Comment
  SEINET1911719  Arceuthobium abietinum R. L. Mathiasen 2010-1 1063 Tehama Ca. 1 km NW of Mineral Summit on forest rd. 172 1520 Comment
  UC1078844  Arceuthobium americanum Job Kuijt 1957-5-21 1352 Tehama 7 mi w Hwy 36-89 junction at Lake Almanor Comment
  UC1078847  Arceuthobium americanum Job Kuijt 1957-5-21 1355 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
Read comments
Jul 27 2009
  CDA22353  Arceuthobium occidentale L. Ahart 2001-6-14 8841 Tehama About 100 yards north of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. Comment
  SEINET10689598  Arceuthobium occidentale Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4,Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  UC710583  Arctostaphylos X acutifolia John Thomas Howell 1943-8-8 19212 Tehama 1.1 mi w Ranger Station; Log Spring Ridge Comment
  UC708946  Arctostaphylos X candidissima Milo S. Baker 1943-8-8 10642 Tehama halfway between Log Spring Ranger Station and Government Flat 1676 Comment
  SEINET10736234 Image available Arctostaphylos acutifolia John Thomas Howell 1943-8-8 Howell 19212 Tehama Log Spring Ridge. 1.1 miles west of Ranger Station, Tehama Co. Comment
  RSA20902  Arctostaphylos canescens C. B. Wolf 1937-5-15 8685 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. 969 Comment
  RSA367249  Arctostaphylos canescens C. B. Wolf 1937-5-15 8699 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  JEPS128424  Arctostaphylos canescens subsp. sonomensis Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -008 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range; Forest Service Road 28N60. Comment
  RSA32741  Arctostaphylos canescens var. candidissima A. A. Heller 1943-7-10 s.n. Tehama Log Springs. Comment
  RSA201463  Arctostaphylos manzanita J. T. Howell 1960-7-24 35998 Tehama 8 miles west of Mineral. 1220 Comment
  UCD52037  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 706 Tehama On summit of Round Mountain. Comment
  UCD52172  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 707 Tehama On summit of Round Mountain. Comment
  UCD53454  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-17 713 Tehama On Forest Service Road 23N04 (Valley View Access road); 7 miles south of junction with Forest Service Road 23N02. Comment
  POM131779  Arctostaphylos manzanita subsp. manzanita Elizabeth Hermann 1903-3-1 10640 Tehama Red Bluff 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
  UCD22549  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek. 609 Comment
  CAS-BOT-BC40060  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50677 Tehama Log Springs road near intersection with road to Sugar Spring Campgrond-Government Flat, near marker 35.68. 682 Comment
  SFV17884  Arctostaphylos nevadensis J. D. Dilley 1998-7-18 377 Tehama Sierra Nevada East slope of Hamilton Butte on USFS Road 31N17, 3 miles north of the town of Mineral. Comment
  UCD52661  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Bluff Falls. 1981 Comment
  SBBG128034  Arctostaphylos patula L. Ahart, J. Dittes 2010-7-17 16878 Tehama ca. 50 yards E of the gate, ca. 90 yards E of the barn, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 829 Comment
  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
  SEINET10449253  Arctostaphylos patula Mary Susan Taylor 1977-8-17 Taylor 1473 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  SEINET11984817  Arctostaphylos patula R. Gankin, Hildreth, W. R. 1966-1 713 Tehama on Forest Service Rd 23N04 (Valley View access road) 7 mi S of junction with FS Rd 23N02 Comment
  SEINET11987314  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1980-1 3854 Tehama Tilden Botanic Garden, Berkeley, orig. from Inskip Butte Comment
  HSC71021  Arctostaphylos stanfordiana Thomas W. Nelson, Jane P. Nelson 1979-3-11 4564 Tehama Along Toomes Camp Rd. (23N01), 9 mi. W of Paskenta Comment
  UC2062565  Arctostaphylos viscida subsp. pulchella Belinda Lo with Kellie Eldridge 2017-8-16 374 Tehama TEHEMA COUNTY: Shasta-Trinity National Forest, Tedoc Mountain Botanical Area, along road 29N45. Comment
  RSA96805  Arctostaphylos viscida subsp. pulchella P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 701 Comment
  CHSC61415  Arenaria kingii var. glabrescens Vernon H. Oswald; Lowell Ahart 1993-8-18 5822 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. Growing on slope approaching the scree slope below the summit ridge of the mountain. 2383 Comment
  HSC94221  Arenaria serpyllifolia var. serpyllifolia D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 26 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  JEPS96035  Aristida oligantha Vernon H. Oswald and Lowell Ahart 1996-7-8 7964 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on flood plain of Paynes Creek e of mouth of intermittent stream crossing ne corner of parcel, (throughout parcel)); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 131 Comment
  UCD56481  Aristida oligantha R. Tofsrud 1948-7-1 s.n. Tehama Between Orland and Red Bluff. Comment
  SEINET10868639  Aristida oligantha Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7063 Tehama T29N R2W NE1/4 SW1/4 Sec Cascade Range foothills, Valley and Foothill Grassland (Wildflower Field), stony Tuscan loma. W side of Manton Rd. (A6) ca. 1.5 mi of Dales Station on Hwy, 36, ca. 14 mi NE of Red Bluff. 213 Comment
  SEINET11688651  Aristida oligantha Unknown 1982-1 791 Tehama The Nature Conservancy Vina Plains Preserve, along Lassen Rd Comment
  CHSC67152  Aristolochia californica James D. Jokerst 1981-2-23 1237 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. 45 Comment
  UCR248768  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road, c. 2.5 miles east of Hwy 36/89, north end of lake near Wilson Lake Road 1611 Comment
  CHSC104751  Arnica dealbata L. P. Janeway 2010-8-29 10174 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  JEPS111004  Arnica dealbata Bruce G. Baldwin with Susan J. Bainbridge, Michael J. Sanderson 1996-7-20 920 Tehama Cascade Range, along Mineral-Viola Road, 6.2 miles north of California State Highway 36, ca. 30 feet west of road, opposite Cry Lake. 1805 Comment
  UC1558234  Arnica dealbata Harold and Virginia Bailey 1948-8-28 3060 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  RSA31740  Arnica dealbata A. A. Heller 1937-7-21 15932 Tehama At Sulphur Works, Lassen Volcanic National Park. Comment
  UC1299275  Arnica discoidea Freed W. Hoffman 1950-7-1 3531 Tehama Fish Ridge North Coast Ranges 1889 Comment
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Jul 19 2009
  CAS-BOT-BC85101  Arnica nevadensis George W. Gillett 1957-8-13 1066 Tehama Lassen Volcanic National Park - Brokeoff Mountain 2743 Comment
  JEPS108145  Artemisia arbuscula subsp. arbuscula L. P. Janeway, B. Castro 2005-10-10 8551 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  UCR130071  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2001-7-7 6902 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
  CHSC31487  Asarum caudatum T. Spira; R. Thode 1978-7-27 Tehama Pole Corral Gap area, w of Little Red Mountain, Shasta-Trinity NF-Yolla Bolla RD. Comment
  RSA261483  Asarum hartwegii Susan MacLeod 1974-5-19 22 Tehama 2.2 miles east of Butte Meadows turnoff on State Highway 32, Big Chico Creek 1067 Comment
  SEINET10903069  Asclepias David B. Dunn 1971-6-10 Dunn 17977 Tehama 14 mi. E. Of mineral on calif. Hwy 36; at camp in gurnsey national forest; andrositic flow; abies concolor; pinus ponderosa, p. Flexilis, and pseudotsuga menziesii. Comment
  CHSC40511  Asclepias eriocarpa Pauleen Broyles 1982-6-14 724 Tehama Nature Conservancy Vina Plains Preserve. Ca .6 km s of Lassen Road and .6 km e of Hwy 99. 66 Comment
  CHSC78788  Asclepias fascicularis Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC88265  Asclepias fascicularis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11206 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  SEINET10496159  Asclepias fascicularis Mary Susan Taylor 1975-10-22 Taylor 964 Tehama 16 mi N of Chico, along Hwy 99E on the Vina Plains; in dried up vernal pool with Eryngium and Hemizonia fitchii. Comment
  CHSC32798  Asclepias solanoana James Jokerst 1980-6-18 891 Tehama North Coast Ranges. Near Mud Creek. 852 Comment
  CHSC64939  Asclepias solanoana Vernon H. Oswald; Lowell Ahart 1995-7-12 7048 Tehama High North Coast Ranges, W of Red Bluff and S of Platina on Forest Road 28N05, 0.3 mi S of Forest Road 28N60 (to the summit of Tedoc Mtn.). 1456 Comment
  SDSU2730  Asclepias speciosa K. Dixon 1942-7-31 168 Tehama Soda Springs Comment
  CHSC27523  Aspidotis densa Michael F. Henetz 1978-3-23 2 Tehama Deer Creek Canyon. Ca. 180 m sse Hwy. 32, ca 150 m ssw of bridge over Deer Creek, and ca. 20.7 km sw of junction of Hwy. 32 and Hwy. 89. 1098 Comment
  RSA755199  Aster occidentalis var. occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16304 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  RSA108600  Astragalus accidens var. hendersonii R. C. Barneby, John T. Howell 1954-5-14 11486 Tehama Paynes Creek 549 Comment
  RSA0006698  Astragalus accidens var. hendersonii Unspecified 1954-5-14 11486 Tehama Paynes Creek Comment
  CDA26634  Astragalus clevelandii L. Ahart 2004-6-3 11151 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  CAS-BOT-BC186836  Astragalus gambelianus Doris Kildale Gillespie 1930-5-9 9297 Tehama 18 miles west of Mineral on Susanville road Comment
  CHSC43098  Astragalus gambelianus Pauleen Broyes 1985-4-11 941 B Tehama The Nature Conservancy Vina Plains Preserve. SE of 'safe' pool in 'safe' pasture. Comment
  CHSC43376  Astragalus gambelianus Lowell Ahart 1979-4-25 1838 Tehama On a sand bar along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CAS-BOT-BC186837  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1934-4-22 1867 Tehama 4 miles e. of Paynes Creek Comment
  UCD104785  Astragalus gambelianus W. R. Hildreth 1966-3-17 s.n. Tehama West of Peskenta, on road near Mud Flat Campground. In Mendocino National Forest. Comment
  CHSC92815  Astragalus pauperculus John Dittes; Josephine Guardino 2005-5-11 1109 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  RSA0006840  Astragalus pauperculus R. C. Barneby 1954-5-15 11496 Tehama 4 miles SW of Dales. 198 Comment
  UC1299222  Astragalus purshii var. tinctus Freed W. Hoffman 1950-7-4 3667 Tehama saddle between North Yolla Bolly and Black Rock; North Coast Ranges, betw North Yolla Bolly and Black Rock 2133 Comment
  CHSC76755  Astragalus rattanii var. jepsonianus J. Marr; C. Warren 1999-4-28 Tehama About 18 air miles W of Red Bluff, vicinity of Red Bank Creek. 274 Comment
  JEPS101730  Astragalus whitneyi var. siskiyouensis Dean W. Taylor 1972-6-18 1512 b Tehama Tedoc Mountain summit 1371 Comment
  JEPS76651  Astragalus whitneyi var. siskiyouensis L. R. Heckard 1972-6-17 2973 Tehama western slope Tedoc Mt. 1310 Comment
  CHSC117578  Athyrium distentifolium var. americanum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21360 Tehama Wet area west of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CAS-BOT-BC66028  Athyrium filix-femina var. cyclosorum C. R. Quick 1953-8-5 53 -101 Tehama ca. 4 mi. w. of Mineral 1310 Comment
  CHSC91082  Athyrium filix-femina var. cyclosorum D. Isle 2004-7-20 162 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N. side Rd. 23N25. 1475 Comment
  CHSC102347  Athysanus pusillus L. P. Janeway 2009-4-4 9713 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
  CHSC62641  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1994-3-8 5972 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. Roadside banks. 161 Comment
  JEPS97004  Athysanus pusillus Vernon H. Oswald and L. Ahart 1994-3-8 5972 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  HSC1815  Athysanus pusillus Larry Berti 1969-3-15 12 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  CHSC66511  Avena barbata Vernon H. Oswald; Lowell Ahart 1996-5-20 7615 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally abundant at an old quarry located ca. 0.6 mi southwest of the parking lot at Hog Lake. 274 Comment
  CHSC64641  Avena fatua Vernon H. Oswald; Lowell Ahart 1995-4-17 6676 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing on the edge of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  JEPS21261  Baccharis salicifolia subsp. salicifolia unknown Tehama Comment
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Jul 6 2010
  OBI59214  Balsamorhiza hookeri Beth Corbin, Kim Earll, Linnea Hanson, Lawrence Janeway, Glenn Clifton, Mary lou Mini 1995-5-16 770 Tehama Lassen Natl forest, Almanor Ranger District. Devils Parade Groudn quad T26N, R2E, NW 1/4 of SE 1/4 sec 34. Ishi Wilderness; at Graham Pinery, about 2 mi NNW of Campbellville 847 Comment
  CAS-BOT-BC106472  Balsamorhiza sagittata E. B. Babcock 1903-7-1 4293 Tehama Near Morgan, Mount Lassen - Mill Creek Canyon 2438 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
  CHSC21471  Barbarea orthoceras M. S. Taylor 1975-7-17 857 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  UC1949364  Barbarea orthoceras Barbara Ertter with Brad Olson 1991-7-4 10228 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  CHSC79697  Berberis aquifolium var. dictyota L. P. Janeway; B. Castro 2000-4-22 6678 Tehama High Cascade Range. Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 902 Comment
  UC1010400  Berberis aquifolium var. dictyota Milo S. Baker 1953-5-10 12623 Tehama w Paskenta (on logging rd near 15 mi post) 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
  CHSC92837  Berberis nervosa James Levesque 1999-9-15 1243 Tehama Mendocino National Forest -- North Coast Ranges Thomes Creek Watershed. 1 mile past Horse trough ridge road sign on side of road M-4 surrounding spring. Comment
  HSC100778  Bidens cernua var. cernua Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama E side of F.S. Rd. 29N25A, Childs Meadows, ~2,600 ft. S of intersection of Hwy. 36 and F.S. Rd. 29N25A, 2.3 (air) mi. NE of the town of Mill Creek and 9.1 (air) mi. S of Lassen Peak. 1494 Comment
  CHSC84621  Bidens frondosa Lowell Ahart; John Dittes 2003-9-17 10569 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS88392  Bidens frondosa Vernon H. Oswald and Lowell Ahart 1996-9-4 8260 Tehama BLM parcel along Hwy 36 ne Red Bluff (on flood plain of creek ca. 1 mi upstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  UCD129579  Bidens frondosa Dean W. Taylor 1976-10-31 6193 Tehama Sacramento River: 6 miles below Red Bluff diversion dam. Comment
  JEPS97485  Blennosperma nanum Vernon H. Oswald and L. Ahart 1995-2-22 6491 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 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. 207 Comment
  JEPS54276  Boechera breweri subsp. breweri Virginia Bailey 1938-4-16 Tehama 5 mi w. Paskenta (on Paskenta-Covelo road) Comment
  CAS-BOT-BC15939  Boechera breweri subsp. breweri John Thomas Howell 1960-8-23 36460 Tehama Lassen Volcanic National Park. Lassen Loop south of Diamond Peak. 2194 Comment
  CHSC60336  Boechera pinetorum Mary Ann Showers 1992-6-26 2583 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  UCD114437  Boechera platysperma John Thomas Howell 1960-8-19 36162 Tehama Brokeoff Mountain trail. 2682 Comment
  JEPS13520  Boechera repanda Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5338 Tehama 1.2 mi below and s Overlid (Butte County) (and 0.75 mi e and above Somerset's Meadow) 1889 Comment
  UC1736745  Boechera repanda Dean W. Taylor 1997-7-18 16143 Tehama headwaters North Fork Elder Creek 1981 Comment
  UC1036145  Boechera sparsiflora George W. Gillett 1953-7-3 262 Tehama near Diamond Peak; Lassen Volcanic National Park 2225 Comment
  CHSC38027  Boechera suffrutescens R. E. Preston 1982-7-14 326 Tehama Lassen Park, on trail to Brokeoff Mtn. 2194 Comment
  UCD140012  Bolboschoenus glaucus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 353 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  CHSC115789  Botrychium multifidum Lowell Ahart; John Dittes 2015-8-6 20515 Tehama On the north side of the small stream, about 50 yards east of the spring, east of the camping area, west side of Child's Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UC2031496  Botrychium simplex Barbara Ertter with Brad Olson 1991-7-6 10381 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  CHSC117715  Brickellia californica Lowell Ahart; John Dittes 2016-8-25 21295 Tehama East of the parking area, about 170 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS127138  Brickellia californica Lowell Ahart, John Dittes 2016-8-25 21295 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC85285  Brickellia grandiflora John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 800 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  CAS-BOT-BC127686  Brickellia greenei John Thomas Howell 1960-8-18 36025 Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC127687  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat Comment
  POM303615  Brickellia greenei J. T. Howell 1943-8-8 s.n. Tehama Near Government Flat Comment
  RSA500414  Brickellia greenei Vernon H. Oswald, W. Dempsey 1989-8-3 3912 Tehama Wilson Lake north of Hwy 36, 8 air miles east of Mineral. Comment
  UCD139107  Brodiaea californica Robert E. Preston 2003-5-31 2153 Tehama ca. 5.8 miles SE of Cottonwood, along Jellys Ferry Rd. 74 Comment
  UCD169664  Brodiaea californica B. Castro 2011-6-11 1888 Tehama Inner North Coast Range/ northern Sacramento Valley edge. At S end of Red Bluff, on E side of Hwy 99 W, 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital, between Hwy 99 W and the railroad. 88 Comment
  UCD77187  Brodiaea californica Robert E. Preston 2004-4-30 2231 Tehama 2.8 mi ESE of Dairyville, along Foothill Rd. 89 Comment
  UCD77178  Brodiaea californica Robert E. Preston 2000-5-26 1350 Tehama Hog Lake. 265 Comment
  CAS-BOT-BC482202  Brodiaea californica subsp. californica R. Bacigalupi; L. Constance; R. Moran; R. L. Rodriguez; S. Carlquist 1951-6-12 3366 Tehama Along State Highway 36, 14 miles west of its junction with U.S. Highway 99 (just north of Red Bluffs junction), on a slight rise. 243 Comment
  UC768740  Brodiaea californica var. californica R. F. Hoover 1936-5-21 1181 Tehama 4 mi s Cottonwood Comment
  UC1046541  Brodiaea californica var. californica R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama 14 mi w State Highway 36 junction with U. S. Highway 99 (just n of Red Bluff junction, on a slight rise, along State Highway 36) 243 Comment
  UCD147858  Brodiaea coronaria Robert E. Preston 2005-5-7 2340 Tehama Along Meridian Rd, 0.6 mi S of Lassen Rd. 95 Comment
  RSA759785  Brodiaea coronaria Barbara Ertter 1991-5-19 9886 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  CHSC66095  Brodiaea coronaria subsp. coronaria Vernon H. Oswald; Lowell Ahart 1996-5-27 7650 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  SEINET4404016  Brodiaea douglasii Leila M. Shultz 1990-5-3 11323 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  SEINET8466111 Image available Brodiaea elegans D. B. Dunn, B. J. Cox 1971-10-6 17957 Tehama 13 miles East of Red Bluff on Californ1a Hwy. 36: in live oak. 305 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
  RSA183028  Brodiaea elegans subsp. elegans Lee W. Lenz 1966-5-24 24652 Tehama 3.5 mi W of jct state 36 and Co A5. Comment
  CHSC80105  Brodiaea minor B. Castro; L. P. Janeway 2000-5-9 1144 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creek. 112 Comment
  UCD77207  Brodiaea minor Robert E. Preston 2004-4-30 2229 Tehama Ca. 5.5 mi SW of Red Bluff, along Paskenta Rd, 0.25 mi N of Coyote Creek. 111 Comment
  CDA39461  Brodiaea minor G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2661 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  UC903263  Brodiaea nana Ethel Crum 1932-5-9 1435 Tehama SE of Red Bluff; North Coast Ranges 91 Comment
  CHSC101406  Bromus David Isle 1992-7-8 1545 Tehama Mendocino National Forest - North Coast Ranges; Thomes Creek Watershed. Adj. Rd 23N17 above A spur; S of the SW tributary of Willow Creek. N of Sugar Spring Campground. 1292 Comment
  UCD32616  Bromus Beecher Crampton 1954-6-16 1981 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  CHSC49512  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3335 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC66060  Bromus carinatus var. carinatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7524 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at this location. 124 Comment
  JEPS106237  Bromus carinatus var. carinatus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff 696 Comment
  CAS-BOT-BC155978  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles north of Red Bluff. Comment
  CHSC113338  Bromus diandrus Lowell Ahart; John Dittes 2014-5-16 19488 Tehama Along the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC43060  Bromus diandrus Pauleen Broyles 1986-4-18 951 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  JEPS95689  Bromus diandrus Vernon H. Oswald and L. Ahart 1995-4-10 6621 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Weed along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  HSC102682  Bromus hordeaceus J. P. Smith 2013-5-5 13696 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  SEINET14410097  Bromus hordeaceus J. R. Reeder, C. G. Reeder 1981-5-20 7354 Tehama ca 6.5 km SW of Dales. 240 Comment
  CHSC68706  Bromus laevipes Vernon H. Oswald; Lowell Ahart 1997-5-14 8439 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. Along this section of road. 975 Comment
  CHSC64739  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1995-5-9 6711 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the sw side of the borrow pit. 219 Comment
  CHSC64577  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1995-4-3 6598 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 roadcut along Manton Rd. at the ne corner of the reserve. 225 Comment
  CHSC75426  Bromus madritensis subsp. rubens Ben Myhre 1997-4-9 36 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UCD59064  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Whiskey Saddle. Crane Mills logging road. Mendocino Natl. Forest-Paskenta District. 1438 Comment
  CHSC80714  Bromus pseudolaevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET10933426  Bromus rigidus A. Arthur Heller 1916-4-20 Heller 12337 Tehama Open grassy slopes in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. Comment
  RSA93472  Bromus rubens Keith Wagnon 1953-4-26 12546 Tehama Along County road, 5 to 6 miles West of Paskenta at an elevation of 300 to 400 ft above Paskenta Comment
  JEPS88290  Bromus sterilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7523 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Hog Lake Plateau, Cascade Range Foothills, along Paynes Creek); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 124 Comment
  CAS-BOT-BC161413  Bromus tectorum John Thomas Howell 1960-8-18 36037 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CDA1861  Bromus tectorum var. glabratus W. F. Cruickshank, Wintringham 1960-6-14 4474 Tehama Foothills. 0 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
  RSA105390  Cacaliopsis nardosmia G. D. Barbe 1955-7-17 204 Tehama On the county road to Oven Lid at the sign 'Sommerset (sic) 3/4' 1890 Comment
  CHSC64397  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1995-3-6 6520 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. Scattered in gravel along the s edge of Inks Creek Rd. 213 Comment
  JEPS22639  Calandrinia ciliata Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6297 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  CHSC65444  Callitriche hermaphroditica Vernon Oswald 1984-3-26 1107 Tehama Leininger Rd. (Keefer Rd.), 0.8 mi n of its jct. with Lassen Rd. In the vernal pond on the e side of the road. Comment
  JEPS113234  Callitriche hermaphroditica Lowell Ahart 2007-4-3 13610 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  SEINET12249498  Callitriche heterophylla Unknown 1982-1 586 Tehama T24N, R1W, north central portion of Section 28 66 Comment
  CHSC57802  Callitriche heterophylla var. bolanderi Vernon H. Oswald; Lowell Ahart 1992-4-21 4906 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.6 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. In a pool on the S side of the road. 316 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
  CHSC102629  Callitriche verna Lowell Ahart; Josephine Guardino 2009-9-6 16366 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC78573  Calocedrus decurrens Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  UCD139611  Calochortus A. A. Beetle 1942-5-18 3310 Tehama Rt. 36 east of Red Bluff, near Dales. Comment
  CHSC77627  Calochortus amabilis B. Castro; L. Janeway 1999-5-18 893 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch. Near Red Bank Creek. 292 Comment
  JEPS61669  Calochortus leichtlinii Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  CAS-BOT-BC492644  Calochortus luteus Rodney Gregg 1945-5-1 131 Tehama In fields near Red Bluff Comment
  CAS-BOT-BC492652  Calochortus luteus Alice Eastwood; John Thomas Howell 1934-4-22 1876 Tehama 3 iles w. of Payne's Creek Comment
  RSA722488  Calochortus luteus R. R. Halse 1989-5-7 3820 Tehama Along Black Butte Road 7.1 miles southwest of its junction with State Highway A9 (Corning Road) or 1.8 miles north of its junction with Newville Road 150 Comment
  CSUSB882  Calochortus superbus William Horn Jr. 1967-5-28 670528 5 Tehama Highway 36, 20 miles west of Red Bluff. Comment
  JEPS101295  Calochortus superbus Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10644 Tehama dry wash near junction of Spring Branch Road (Manton Road) with Gover Road, ca. 400 m upstream from road 134 Comment
  CAS-BOT-BC493969  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC132454  Calochortus syntrophus Frank Callahan 2007-9-9 s.n. Tehama N. of Hwy. 36 1158 Comment
  CAS-BOT-BC494345  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  SEINET8253673  Calochortus tolmiei Frank Callahan 1995-5-21 Tehama Colyear Springs Rd. to Ball Rock Rd. 495 Comment
  CHSC68603  Calochortus venustus Vernon H. Oswald; Lowell Ahart 1997-5-14 8455 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) 0.2 mi southeast of Lassen Emigrant Trailhead. 1164 Comment
  UC1732951  Calochortus vestae Kay H. Beach, Frank Gould 1940-5-16 640 Tehama vicinity of Red Bluff. Comment
  SEINET10965661  Caltha howellii Mary Susan Taylor 1975-7-17 Taylor 851 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CAS-BOT-BC175775  Caltha leptosepala C. R. Quick 1950-6-17 50 -30 Tehama Edge of Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest Comment
  CAS-BOT-BC175784  Caltha leptosepala John Thomas Howell 1960-8-21 36298 Tehama Bluff Falls. Near Lassen Volcanic National Park 1981 Comment
  JEPS123941  Caltha leptosepala Lowell Ahart, John Dittes 2015-8-6 20518 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
  CHSC48687  Caltha leptosepala var. biflora Vernon Oswald 1984-6-7 1262 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 Comment
  UC1953739  Calycadenia 1978-7-6 2115 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mi SE of Tedoc Road jct, ca. 40 mi NW of Red Bluff Comment
  CHSC79947  Calycadenia ciliosa L. P. Janeway; B. Castro 2000-6-19 6807 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 313 Comment
  CHSC76117  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama Northern Sacramento Valley. S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi W of Paskenta Rd. 130 Comment
  CHSC91067  Calycadenia fremontii D. Isle 2004-8-12 277 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. GPS: 10S 050954E 4430832N, Raglin Ridge Rd. 693, 0.2 mi. NE of Rd. crossing N. Fork Elder Creek. 426 Comment
  CHSC91075  Calycadenia fremontii D. Isle 2004-8-12 160 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. 0.2 mi. NE of creek crossing N. Fork Elder Creek, 8/10 mi. from jct. with Raglin Ridge Rd. 426 Comment
  JEPS103457  Calycadenia fremontii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  JEPS94818  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1998-7-28 9366 Tehama 7.4 mi e of the Tehama-Shasta County line at Beegum Creek (Highway 36 32.6 mi w of old Highway 99 in Red Bluff); Highway 36 390 Comment
  SEINET3863975  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama Cr A5 (Bowman Rd), 0.6 mi S of Luce and Griswald Rds (ca.13 mi SW of Cottonwood).; 0 191 Comment
  UC1876205  Calycadenia fremontii Gerald D. Carr 1971-9-18 662 Tehama 6.4 mi W of Hwy A5 on Hwy 36, along Dry Creek. 213 Comment
  UC1971721  Calycadenia fremontii 1978-7-6 2105 Tehama 7.0 mi E of Vestal Road on Hwy 36 (near GDC 662) 226 Comment
  UC762565  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama ne of Red Bluff Comment
  UCD129764  Calycadenia fremontii R. L. Carr 1978-7-6 2110 Tehama at juction of Tedoc Road and Hwy 36 near Beegum, ca. 40 miles west of Red Bluff. 561 Comment
  CHSC77722  Calycadenia pauciflora B. Castro; L. P. Janeway 1999-6-14 983 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 341 Comment
  JEPS106298  Calycadenia pauciflora Lowell Ahart 2004-6-11 11015 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 543 Comment
  CAS-BOT-BC270859  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2112 Tehama Long Gulch Camp along US Highway 36 (Beegum Road), ca. 0.5 mile SE of Tedoc Road junction, ca. 40 miles NW of Red Bluff 503 Comment
  RSA255569  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 miles west of Hwy. A5 on Hwy. 36, top of roadcut 168 Comment
  RSA789280  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile northwest of Rosewood. 214 Comment
  UC1876258  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8.0 mi SW of Paskenta via Round Valley Rd., SE facing serpentine slope along rd. to Mud Flat Campground. 502 Comment
  UCD129853  Calycadenia pauciflora Gerald D. Carr 1973-6-16 739 Tehama around 1.5 mile south of Vestal road on Weemasoul Road. 381 Comment
  CHSC102318  Calycadenia truncata L. P. Janeway 2009-6-21 9819 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  JEPS96049  Calycadenia truncata Vernon H. Oswald and Lowell Ahart 1996-9-4 8252 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s slope of Canyon ca. 1 mi upstream from old bridge site on Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek Cany 167 Comment
  RSA767790  Calycadenia truncata L. Ahart, John Dittes 2010-7-19 16887 Tehama About 20 yards south of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  UCD80039  Calycadenia truncata CNPS SN Foothill Team 2005-6-15 SNNR 0249 a Tehama CDFG Tehama Wildlife Area. 307 Comment
  UCD135707  Calycadenia truncata Bruce G. Baldwin 1986-6-25 605 Tehama 1.5 miles east of junction with Plum Creek Road (Paynes Creek) along Paynes Creek Loop. 609 Comment
  JEPS81108  Calycanthus occidentalis J. P. Smith and T. W. Nelson 1978-7-22 10043 Tehama Weston Ranch; Shasta-Trinity National Forest, Yolla Bolly Quad. 1341 Comment
  HSC17637  Calyptridium monospermum Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  UC726187  Calyptridium umbellatum A. A. Heller 1937-7-21 16275 Tehama between Deer Creek junction and Child's Meadows (along State Hwy #36) 1371 Comment
  JEPS105614  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek 1062 Comment
  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
  UC2031427  Calystegia occidentalis subsp. occidentalis Barbara Ertter with James R. Shevock 1992-6-14 11144 Tehama Lanes Valley Road 2.3 miles S of Route 46 (Manton Road) ca 7 air miles NW of Pynes Creek (Town) Comment
  CHSC34973  Calystegia occidentalis subsp. occidentalis R. A. Sschlising 1977-6-15 3194 Tehama Just N of Butte County line along Highway 32. Comment
  JEPS90064  Camissonia contorta Dean W. Taylor 1991-4-11 11607 Tehama w base of Tuscan Buttes, in ('Seven Mile Lake'), Sacramento Valley Tuscan Buttes; Sacramento Valley, Tuscan Buttes 286 Comment
  JEPS103397  Camissoniopsis hirtella Lowell Ahart 2002-4-27 9552 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC80625  Campanula griffinii Lowell Ahart 2001-6-8 8812 Tehama On the west side of road M2, about 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  SEINET1910381  Campanulaceae Dean W. Taylor 1995-1 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC106691  Carex athrostachya Barbara Ertter; Brad Olson 1991-7-4 10229 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning. Edge of small reservoir. 1310 Comment
  RSA66645  Carex aurea Phillip A. Munz 1951-7-25 16852 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC19664  Carex brainerdii L. P. Janeway; Gary Benson 1984-9-19 1160 A Tehama On slope just south of town of Mineral and Battle Creek Meadows. 1600 Comment
  CAS-BOT-BC19665  Carex brainerdii L. P. Janeway; Gary Benson; R. Harrison 1984-8-27 1098 A Tehama On side of ridge above Alder Creek. 1487 Comment
  UC710502  Carex brainerdii Alice Eastwood, John Thomas Howell 1941-7-9 9784 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CAS-BOT-BC34085  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2438 Comment
  SEINET7556703 Image available Carex densa L. P. Janeway 2001-6-10 7143 Tehama North Yolla Bolly quad. High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap, along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC20058  Carex echinata John Thomas Howell 1961-6-20 36579 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC106528  Carex fracta Peter F. Zika 2009-8-17 24610 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CHSC78725  Carex fracta L. P. Janeway; B. Castro 2000-6-11 6798 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge, along Raglin Road. 1207 Comment
  JEPS102249  Carex fracta L. P. Janeway 2001-7-29 7399 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  SEINET4292227 Image available Carex fracta L. Janeway, Castro, B 1999-1 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi north-ast of Anthony Peak. Mendocino Pass quad. Comment
  UC1950432  Carex fracta Barbara Ertter with Brad Olson 1991-7-4 10243 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/ Riley Ridge jct, ca 27 airmiles W of Corning Comment
  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
  UC1606451  Carex jonesii Barbara Ertter 1991-9-2 10763 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of Burnt Creek on e side of Anthony Peak ca. 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  CAS-BOT-BC35481  Carex jonesii Hans Leschke 1961-8-18 1841 Tehama Lassen Volcanic National Park, Diamond Peak, near highway Comment
  CAS-BOT-BC35786  Carex jonesii Louise Kellogg 1952-7-10 17 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge directly South of Yolla Bolly Mountain 2133 Comment
  SEINET7563144 Image available Carex jonesii David Castaner 1984-5-28 8060 Tehama Along Highway 36, Gurnsey Creek. Comment
  CAS-BOT-BC31103  Carex lemmonii Willard Webster Eggleston 1911-7-18 7302 Tehama Rattlesnake-Colby Creek Divide. 1630 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
  JEPS105658  Carex lenticularis var. impressa L. P. Janeway 2001-6-10 7153 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
  UC1950427  Carex lenticularis var. impressa Barbara Ertter with Brad Olson 1991-7-6 10424 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
  CHSC106823  Carex leptopoda Barbara Ertter; Brad Olson 1991-7-6 10438 Tehama Ball Rock - Toomes Camp Road 2.3 mi N of Trough Ridge jct, 21.1 mi from Paskenta, ca 28 airmiles W of Corning; head of Dark Canyon ca 3 airmiles S of Ball Rock. 1737 Comment
  JEPS75213  Carex microptera W. B. and V. G. Cooke 1975-9-7 50605 Tehama Broke-off Mountain Trail Lassen Volcanic National Park, Broke-off Mountain Trail Comment
  SEINET7568446 Image available Carex multicaulis Unknown 2004-5-30 8130 Tehama Onion Butte 7.5' Quad. High Cascade Range, along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  CAS-BOT-BC32189  Carex multicaulis Harold Bailey; Virginia Bailey 1948-8-28 3059 Tehama Near Sulphur Creek Campground. 2011 Comment
  CHSC47000  Carex nebrascensis K. R. Stern 1986-5-21 8278 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC94334  Carex nebrascensis Lowell Ahart 2006-7-19 13025 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
  JEPS124410  Carex nervina Lowell Ahart, John Dittes 2015-8-6 20501 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
  UC725648  Carex pachystachya A. A. Heller 1929-5-1 14853 Tehama Osage Avenue Comment
  JEPS110313  Carex pellita Lowell Ahart 2006-7-25 13072 Tehama In a bog, east side of a large meadow with bogs, about 40 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte M 1564 Comment
  RSA66383  Carex preslii Phillip A. Munz 1951-7-26 16932 Tehama N slope of South Yolla Bolly Peak. 2317 Comment
  HSC70008  Carex serratodens Thomas W. Nelson, Jane P. Nelson 1978-7-21 4447 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CAS-BOT-BC115820  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9783 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS116109  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16334 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 Comment
  SEINET8573681 Image available Carex subfusca Unknown 2009-1 24609 Tehama Comment
  UC2042792  Carex subfusca Barbara Ertter with Brad Olson 1991-7-4 10289 Tehama Ball Rock / Toomes Camp Road (M2) 1.9 mi N of Trought Ridge junction, ca. 28 air miles W of Corning. Comment
  JEPS124407  Carex utriculata Lowell Ahart, John Dittes 2015-8-6 20517 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
  JEPS116645  Carex whitneyi L. P. Janeway 2009-7-26 9871 Tehama Lassen National Forest Lassen Peak (east side of Hwy 89 0.5 km south of boundary of Lassen Vocanic National Park; 1.0 km west of (and above) Mill Creek); High Cascade Range 1990 Comment
  SEINET7580520 Image available Carex whitneyi Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  SEINET11262560  Castilleja applegatei Robert L. Johnson, Mikel R. Stevens 2015-7-10 3944 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  RSA505368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5314 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  HSC74847  Castilleja applegatei subsp. pinetorum J. P. Smith, Thomas W. Nelson 1978-7-22 10035 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS17582  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5351 Tehama 0.3 mi s Post Pile Camp (and 19 mi wnw of Paskenta, n extension of Tatham Ridge, w Tehama County); Mendocino National Forest, Tatham Ridge 1920 Comment
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Jan 26 2015
  RSA123786  Castilleja applegatei subsp. pinetorum G. D. Barbe 1955-7-16 168 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CAS-BOT-BC243738  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-5 4380 Tehama Hy 32, Deer Creek Rd. to Chico from Chester Comment
  CHSC60150  Castilleja attenuata Jean Graham 1988-4-10 1 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd. 2 mi W of Mendocino National Forest boundary. 377 Comment
  CHSC65837  Castilleja attenuata Shuan E. Sims 1995-4-22 14 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  JEPS88355  Castilleja attenuata Vernon H. Oswald and Lowell Ahart 1996-4-23 7454 Tehama ne of Red Bluff (BLM parcel along Hwy 36, gravel road just nw of parking area on Hwy 36, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 259 Comment
  CAS-BOT-BC32636  Castilleja dolichostylis Alice Eastwood; John Thomas Howell 1941-7-9 9837 Tehama Near Government Flat Comment
  CHSC70907  Castilleja foliolosa Vernn Oswald; Lowell Ahart 1998-4-21 8933 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 560 Comment
  CHSC80075  Castilleja foliolosa L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6782 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  UC1010443  Castilleja foliolosa Milo S. Baker 1953-4-26 12548 Tehama 5 mi w Paskenta (along Crane Lumber Co. road, perhaps 200 ft above Paskenta) Comment
  CDA41250  Castilleja foliolosa L. Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  RSA90472  Castilleja foliolosa C. F. Baker, H. K. Wagnon 1953-4-26 12548 Tehama 5 mi. west of Paskenta along logging road. 305 Comment
  CAS-BOT-BC241122  Castilleja miniata David D. Keck 1930-7-24 965 Tehama Mineral 1525 Comment
  JEPS17593  Castilleja miniata Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5307 Tehama about 1 mi e Ovenlid (on e flank, at Somerset's); North Coast Ranges, Mendocino National Forest 1767 Comment
  UC1096428  Ceanothus X flexilis J. I. Mallory 1957-7-10 152 Tehama Polk Springs; Lassen National Forest, Polk Springs 780 Comment
  CHSC56331  Ceanothus cordulatus K. R. Stern 1986-5-21 8253 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  HSC18270  Ceanothus cuneatus John L. Heywood, D. H. Norris 1968-3-31 1910 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  RSA25627  Ceanothus cuneatus Carl B. Wolf 1941-7-23 11058 Tehama Red bluff- Susanville road ( Hwy 36) 10 miles E of Paynes Creek. 1006 Comment
  UC589700  Ceanothus cuneatus var. cuneatus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w, Paskenta; Paskenta-Covelo Rd. Comment
  UCR124022  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6920 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CHSC118383  Ceanothus integerrimus var. macrothyrsus Tim Kask 2015-5-21 253 Tehama Ridge above Judd Creek; Antelope Creek Watershed 10T 0600861/4459532 914 Comment
  CAS-BOT-BC51136  Ceanothus lemmonii C. Hart Merriam 1921-7-2 s.n. Tehama On Beegum grade Comment
  UCR37566  Ceanothus lemmonii P. Williams, Mike Malamus, Brian Kearney 1984-5-12 9 Tehama Dry Creek drainage, c. 38 mi. west of Red Bluff 457 Comment
  UC1299543  Ceanothus lemmonii Freed W. Hoffman 1946-5-27 1006 Tehama Buckhorn Mountain Comment
  UCR123529  Ceanothus prostratus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6888 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
  CDA7019  Centaurea calcitrapa D. Frank 1960-6-27 Tehama Earl Davies property, Flournoy. 0 Comment
  CHSC64904  Centaurea melitensis Vernon H. Oswald; Lowell Ahart 1995-6-13 6865 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the fence e of the Old Hwy. Pool. 219 Comment
  JEPS102879  Centaurea melitensis Lowell Ahart 2001-6-14 8832 Tehama Northwest of the dirt road that leads to the tower, on the N side of road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS95716  Centaurea melitensis Vernon H. Oswald and L. Ahart 1996-6-13 6865 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  SEINET8111617 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201525 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  UCSB23352  Centaurea solstitialis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  CHSC40807  Centaurium tenuiflorum Pauleen Broyles 1982-6-4 699 Tehama The Nature Conservancy Vina Plains Preserve. Flat adjacent to irrigation ditch in w pasture. 62 Comment
  JEPS97296  Centaurium venustum Vernon H. Oswald and L. Ahart 1995-6-13 6855 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 640 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 195 Comment
  RSA699702  Centaurium venustum L. Ahart, Samantha Hillaire 2004-7-9 11201 Tehama 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
  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
  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
  CHSC65931  Centunculus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7358 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. CDFG parcel on the S side of Gyle Rd. Growing on the drying bed of a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  HSC74977  Cephalanthera austiniae J. P. Smith 1979-6-24 10191 Tehama Shasta-Trinity Natl. Forest. Road to Stuart Gap, 1.5 mi. from Tedoc Gap Comment
  CDA15849  Cerastium glomeratum G. F. Hrusa, J. Hart 2000-4-8 15292 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC65953  Cerastium glomeratum Vernon H. Oswald; Lowell Ahart 1996-4-23 7447 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along flood channels of Paynes Creek just downstream from the power line at this location. 147 Comment
  JEPS51343  Cerastium glomeratum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo Rd.) Comment
  JEPS97472  Cerastium glomeratum Vernon H. Oswald and L. Ahart 1995-3-6 6512 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
  CAS-BOT-BC207380  Cercis occidentalis G. Edelbrock 1975-4-18 77 Tehama 3.5 mi. North of Hwy 36 on Lanes Valley Road 548 Comment
  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
  RSA123215  Cercis occidentalis P. L. Johannsen 1936-8-26 993 Tehama 1.25 miles northeast of junction of Deer and Rattlesnake Creeks. 1067 Comment
  RSA90789  Cercocarpus betuloides Milo S. Baker 12612 Tehama Logging road about 9.5 miles W of Taskenta in Serpentine Comment
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Jul 6 2013
  UCD22427  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 188 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  HSC95721  Cercocarpus ledifolius var. intermontanus Vernon H. Oswald, L. Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the NE corner of the Yolla Bolly-Middle Eel Wilderness 2058 Comment
  RSA261541  Chaenactis carphoclinia J. M. Tucker, L. K. Mann 1959-7-19 3545 Tehama At summit. S Yolla Bolly Mtn. 2466 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
  UCD130298  Chaenactis douglasii var. douglasii J. M. Tucker; L. K. Mann 1959-7-19 3545 Tehama summit of South Yolla Bolly Mountain. 2465 Comment
  RSA537444  Chaenactis glabriuscula var. heterocarpha Barbara Ertter 1989-5-3 8444 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester. 976 Comment
  JEPS29567  Chaenactis nevadensis J. Thomas Howell 1960-8-19 36161 Tehama Brokeoff Mountain trail Lassen Volcanic National Park, Brokeoff Mountain 2682 Comment
  CHSC35078  Chamaesyce hooveri R. A. Schlising; J. Jokerst, J. Fuller 1981-10-1 4212 Tehama S part of county in Vina Plains, several miles E from Sacramento River. 60 Comment
  CHSC52649  Chamaesyce hooveri R. D. Stone 1986-8-22 799 Tehama Central Valley. 0.1 miles W of Brush Creek on Vina Plains, 1.2 miles N of Lassen Road and 2.8 miles NE of its intersection with Highway 99. Vernal pool. 77 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
  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
  JEPS8324  Chamaesyce maculata Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3364 Tehama 9 mi w junction of State Hwy 36 and U.S. Hwy 99 (10.5 mi wnw of Red Bluff) Comment
  CHSC84614  Chamaesyce nutans Lowell Ahart; John Dittes 2003-9-17 10578 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
  CHSC27331  Chamaesyce ocellata T. B. Devine 1977-7-3 429 Tehama In a field, .25 mi n of Pine Creek. 121 Comment
  CHSC34249  Chamaesyce ocellata subsp. rattanii J. Lacey; R. Ondricek-Fallscheer 1981-6-11 13 Tehama L mi ssw of the jct of Round Valley Rd and Garland Rd. 341 Comment
  JEPS120775  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  UC1023463  Chamaesyce ocellata subsp. rattanii Milo S. Baker and H. K. Wagnon 1953-5-30 12686 Tehama logging rd to w Paskenta (near Post 5 mi) Comment
  UC1731138  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1993-10-17 14080 Tehama 11 mi NW of Paskenta; Valentine Ridge, Coolyear Springs Rd; Valentine Ridge, along Coolyear Springs Road (Forest Road 25N01) 1 mi E of junction with Raglin Ridge road (Forest Road 25N02) (ca. 11 mi NW of Paskenta 518 Comment
  CHSC59180  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1992-9-9 5204 Tehama Lassen Volcanic National Park. Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. 2042 Comment
  CHSC77566  Chamaesyce serpillifolia subsp. serpillifolia Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Creek, and Dry Creek. 268 Comment
  CHSC116670  Cheilanthes gracillima Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20700 Tehama Near the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 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
  CHSC69679  Chenopodium atrovirens Vernon Oswald 1986-7-24 2224 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2194 Comment
  CDA23369  Chenopodium californicum Vernon H. Oswald & Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Road, 0.9 mile west of its junction with Weemasoul Road, west of Red Bluff and southeast of Platina. Comment
  HSC9478  Chloris virgata Larry Berti 1968-11-26 Tehama Old Red Creek School Comment
  RSA760004  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  CHSC108653  Chlorogalum pomeridianum B. Castro; L. P. Janeway 2000-6-15 1300 Tehama Inner North Coast Ranges. Ca 9 rd mi SW of Paskenta, on N side of Mud Flat Rd ca 1.6 mi W of its jcn with Round Valley Rd. 569 Comment
  CHSC110169  Chlorogalum pomeridianum var. minus Daniel Slakey; CNPS volunteers 2012-5-22 13 Tehama 433 Comment
  RSA90492  Chorizanthe membranacea Milo S. Baker 1953-5-9 12607 Tehama Logging road west of Pakenta, near 6 mile post. Comment
  CHSC46789  Chorizanthe polygonoides R. Schlising 1986-5-3 4482 Tehama Vina Plains Preserve, about 15 mi n of Chico on Hwy 99. 60 Comment
  CHSC102249  Chorizanthe polygonoides var. polygonoides L. P. Janeway; B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of the 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
  RSA755417  Chorizanthe polygonoides var. polygonoides L. P. Janeway, B. Castro 2009-4-25 9776 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
  CDA15413  Chorizanthe stellulata G. F. Hrusa, J. Hart 1998-5-1 14427 Tehama Sacramento Valley; Ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Comment
  CHSC110723  Chorizanthe stellulata Dean Wm. Taylor; Robin Falscheer, T. Engstrom et al. 2010-6-23 20895 b Tehama Highway 36, 1 mile west from Lassen Lodge, north side of the highway near the junction with little Giant Mill Road 1158 Comment
  CAS-BOT-BC100784  Chrysothamnus viscidiflorus subsp. viscidiflorus Alice Eastwood 1912-8-22 1886 Tehama [Morgans] Morgan Springs, Lassen Butte Region Comment
  JEPS88464  Cicendia quadrangularis Vernon H. Oswald and Lowell Ahart 1996-4-3 7290 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 the parcel, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CAS-BOT-BC279850  Cichorium intybus John Thomas Howell 1960-8-20 36252 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  SEINET10809124  Cirsium David B. Dunn 1971-8-15 Dunn 18177 Tehama 1 1/2 mi W of Lassen Park headquarters. Yellow Pine forest. Comment
  CDA10799  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama Near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CHSC101415  Cirsium cymosum David Isle 1992-7-29 1552 Tehama Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts.From 1992 Willow Creek EUI Plot 33. 1755 Comment
  CHSC80591  Cirsium cymosum Vernon H. Oswald; Lowell Ahart 2001-6-5 10044 Tehama Raglin Ridge Rd 2.4 mi southwest of the low water crossing of the North Fork of Elder Creek, ca. 0.3 mi east of Pepperwood Spring. 426 Comment
  CHSC87829  Cirsium 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
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  JEPS115510  Cirsium vulgare Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 Comment
  CAS-BOT-BC438978  Cistanthe monosperma Alice Eastwood; John Thomas Howell 1941-7-9 9798 Tehama Government Flat Comment
  CHSC86017  Clarkia affinis Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 213 Comment
  JEPS94334  Clarkia arcuata Vernon H. Oswald and Lowell Ahart 1997-5-14 8446 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  UCD104436  Clarkia concinna Thomas W. Nelson; Jane P. Nelson 1980-6-22 5845 Tehama Along forest service road 45, 2.3 miles N of Tedoc Gap, W side of Mount Tedoc. 1371 Comment
  CHSC64976  Clarkia concinna subsp. concinna Vernon H. Oswald; Lowell Ahart 1995-7-12 7002 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. On roadside banks. 950 Comment
  CHSC68956  Clarkia gracilis subsp. gracilis Vernon Oswald; Lowell Ahart 1997-7-7 8682 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along the road near the lookout. 2057 Comment
  HSC97030  Clarkia gracilis subsp. gracilis L. Ahart 2004-4-29 10807 Tehama Along the Nomalaki Trail, 0.75 mi. NW of Dead Rabbit Lake, 1.5 mi. NW of Bowers Creek, 2.25 mi. NW of FS Rd. 23N69, 8 mi. SW of Paskenta 535 Comment
  JEPS105877  Clarkia gracilis subsp. gracilis Lowell Ahart 2004-4-29 10807 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  UC1010351  Clarkia modesta Milo S. Baker 1953-5-9 12583 Tehama w Paskenta (lgging road, near 6 mi post) Comment
  CHSC78878  Clarkia purpurea subsp. quadrivulnera Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC86782  Clarkia purpurea subsp. quadrivulnera Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS105672  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope 780 Comment
  JEPS94408  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1997-5-14 8438 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  JEPS96017  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1996-4-29 7491 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., near large vernal pool in cluster of pools n. of the farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS94337  Clarkia rhomboidea Vernon H. Oswald and Lowell Ahart 1997-5-14 8447 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  UCD105957  Clarkia rhomboidea Jesse Miller 2010-1 s. n. Tehama Near boundary of Klamath Range and North Coast Ranges. Near Beegum Creek. 1127 Comment
  JEPS75811  Claytonia cordifolia Todd and Virginia Keeler-Wolf 1971-7-24 352 Tehama Pettijohn Basin; Yolla Bolly Mountains 1889 Comment
  CHSC54110  Claytonia exigua subsp. exigua Vernon H. Oswald 1991-5-22 4611 Tehama M2 (23N01), 9.8 miles (odometer) west of Paskenta. 896 Comment
  CHSC75295  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1999-4-21 9700 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  JEPS128421  Claytonia exigua subsp. exigua Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -003 Tehama West slope of Tedoc Mountain, Beegum Creek watershed, SE Klamath Range, below milepost 11 on Forest Service Road 29N45. Comment
  CAS-BOT-BC292673  Claytonia obovata John Thomas Howell 1944-7-14 19764 Tehama Anthony Peak, east side Comment
  CAS-BOT-BC233805  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  CHSC9743  Claytonia parviflora subsp. parviflora Nancy Mosman 1971-7-17 125 Tehama In shady meadow 50 ft e of Hwy 32 ca. 22 m s of Chester. 914 Comment
  JEPS43348  Claytonia parviflora subsp. parviflora Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC32588  Claytonia perfoliata Linda M. Barker 1974-4-21 165 Tehama Woodson Bridge State Rec. Area, E bank of Sacramento River 61 Comment
  JEPS43320  Claytonia rubra Joseph W. Grinnell 1927-6-16 Tehama near Mineral; Battle Creek Meadow 1524 Comment
  HSC90326  Collinsia grandiflora C. Wilson, P. Kittleson, M. Hardig 1992-3-28 22 Tehama Hwy. 36, 4.7 mi. E of junction with Tedoc Gap Rd. 610 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  UCD123554  Collinsia greenei D. W. Taylor; G. L. Stebbins Jr. 1972-6-17 1499 Tehama on Mt. Tedoc. 1371 Comment
  CHSC92785  Collinsia heterophylla John Dittes; Josephine Guardino 2005-4-13 1066 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
  CHSC32879  Collinsia parviflora O. Lynn Lester 1980-3-31 8 Tehama Salt Creek Saddle, ca. 10 yds w of Round Valley Rd, ca. 5.5 mi se of jct with Newville Rd, ca. 7.5 mi se of Paskenta. 449 Comment
  CHSC55590  Collinsia parviflora K. R. Stern 1986-5-21 8305 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC48982  Collinsia rattanii Vernon Oswald 1986-6-23 2154 Tehama MS (23N01) 27.3 mi e of Paskenta. 1554 Comment
  UCSB28682  Collinsia rattanii Hardham, Clare 1971-8-10 Tehama South Yolla Bolly Mtn 2438 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
  CHSC55285  Collinsia sparsiflora var. collina L. P. Janeway 1991-4-18 3904 Tehama Upper slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 161 Comment
  CHSC77793  Collinsia sparsiflora var. collina B. Castro; H. West 1999-3-10 900 Tehama About 23 air miles W of Orland, vicinity of Newville. 225 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
  CHSC83384  Collinsia sparsiflora var. sparsiflora L. P. Janeway; Shirley Innecken 2002-3-19 7446 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  UC726392  Collinsia tinctoria A. A. Heller 1937-7-21 15933 Tehama near the Deer Creek Crossing e of Romo ( on the Deer Creek Road); Deer Creek Road Comment
  RSA90830  Collinsia torreyi Milo S. Baker, H. K. Wagnon 1953-7-12 12854 Tehama 4.2 mi above Whitlock Camp. 1677 Comment
  UC54653  Collinsia torreyi var. latifolia H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4406 Tehama near Morgan (Mount Lassen); Mount Lassen 1524 Comment
  CHSC43701  Collomia grandiflora Vernon Oswald 1983-7-12 848 Tehama Beside Round Valley Rd. (M4; 23N02); 17.2 mi w of its jct. With Garland Rd. On a road cut. 1463 Comment
  RSA304457  Collomia grandiflora D. H. Wilken, C. Donahue 1974-7-3 12121 Tehama Round Valley Road near Cedar Springs, 13 miles W of Paskenta 1524 Comment
  JEPS71066  Collomia tinctoria Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  UC54543  Collomia tinctoria H. M. Hall and E. B. Babcock July 1-2, 1903 4359 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC118206  Comandra umbellata subsp. californica Tim Kask 2016-4-15 265 Tehama On So. facing slope above Judd Cr. 736 Comment
  SEINET12332630  Convolvulus arvensis Unknown 1982-1 572 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  UCD138913  Corallorhiza maculata Gerald Dickinson 1964-7-24 238 Tehama above water storage tank, Anthony Peak. Comment
  UCSB13081  Corallorhiza striata Dearing, Hugh; Dearing, Margaret 1938-6-25 Tehama Open Pine Woods E. of Mineral Comment
  CHSC52837  Cordylanthus pilosus subsp. hansenii L. R. Heckard; T. I. Chuang 1971-8-15 2770 Tehama Along Lanes Valley road from Paynes Creek, about 0.9 mile north of junction with route 36 (near paynes Creek). 609 Comment
  JEPS101504  Cordylanthus tenuis subsp. viscidus Dean W. Taylor 1997-6-10 16049 Tehama Pine Creek, ca. 8 miles west of Cottonwood; along Benson Road 182 Comment
  RSA78607  Cordylanthus tenuis subsp. viscidus J. T. Howell 1943-8-8 19206 Tehama Log Spring Ridge. Comment
  RSA81725  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama Along Deer Creek (State Highway 32), Potato Patch Campground, Lassen National Forest. Comment
  SEINET12102923  Corydalis caseana H. M. Hall, Babcock, E. B. 1903-1 4291 Tehama Near Morgan (Mill Creek Canyon) 1524 Comment
  CAS-BOT-BC401889  Corydalis caseana subsp. caseana H. M. Hall; E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  JEPS103493  Corydalis caseana subsp. caseana Lowell Ahart 2002-6-29 9797 Tehama In the N part of a meadow, on the E side of Willow Creek, ca 1/8 mile S of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1574 Comment
  CHSC68938  Corylus cornuta var. californica Vernon H. Oswald; Lowell Ahart 1997-7-7 8704 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC55212  Crassula connata L. P. Janeway 1991-4-11 3887 Tehama Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 167 Comment
  CHSC40726  Crassula tillaea Pauleen Broyles 1983-4-16 903 Tehama Adjacent to Sheep Camp Ditch, wnw of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  CHSC67469  Crassula tillaea James D. Jokerst 1981-2-23 1250 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS121165  Croton setiger Lowell Ahart 2013-8-2 18986 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  UCSB25959  Croton setiger Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  UCD121545  Crucianella angustifolia Alan A. Beetle 1944-6-1 3014 Tehama Near Igo. Comment
  SEINET4343821 Image available Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat dominated by Xanthium, bordered by dense band of diverse annuals 152 Comment
  CHSC59191  Crypsis schoenoides Vernon H. Oswald 1992-9-29 5224 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  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
  CHSC72415  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1998-10-27 9689 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at Dead Rabbit Lake. On the bed of the lake. 542 Comment
  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
  CHSC86021  Crypsis schoenoides Jenny Marr; Caroline Warren 1998-4-15 Tehama Vicinity of upper Salt Creek. 182 Comment
  SEINET8916098  Crypsis schoenoides B. Ertter, E. Neese, L. Fujii, D. Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  CHSC23629  Cryptantha B. Garamendi 1974-5-10 20 Tehama Mill/Deer Creek Study Area. Peligreen Place. 975 Comment
  UC1594622  Cryptantha Vernon H. Oswald and Lowell Ahart 1992-4-21 4919 Tehama ca 4.75 mi (air) sse Paynes Creek (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24,, 18.6 mi (odometer) e of Hwy 99, 2.0 mi (odometer) e of the power transmission lines) 762 Comment
  CHSC80612  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC84665  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11634 Tehama Lassen National Forest, Ishi Wilderness. Road 28N29. Roadcut on a SW facing slope. 1121 Comment
  JEPS105599  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11634 Tehama Road 28N29; Lassen National Forest; Ishi Wilderness 1121 Comment
  RSA97068  Cryptantha crinita J. T. Howell 1954-4-25 29189 Tehama Gravel bar of Dibble Creek, 1.5 miles north of Red Bluff Comment
  CHSC102329  Cryptantha flaccida L. P. Janeway; B. Castro 2009-4-25 9757 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC78621  Cryptantha flaccida Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC78818  Cryptantha flaccida Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS94405  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1997-5-14 8436 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  SEINET516285  Cryptantha flaccida Vernon H. Oswald 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  UC1010342  Cryptantha intermedia M. S. Baker and H. K. Wagnon 1953-5-30 12683 Tehama 5 mi w Paskenta (e of logging road) 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
  RSA91651  Cryptantha intermedia Milo S. Baker 1953-5-30 12671 Tehama Logging road west of Paskenta near 5 mile post Comment
  CHSC82318  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 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
  JEPS103576  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC85310  Cryptantha torreyana John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 795 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; north edge of Square Lake. 2135 Comment
  CHSC94541  Cryptantha torreyana Lowell Ahart 2006-9-9 13249 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
  JEPS28761  Cryptogramma cascadensis George W. Gillett 1957-8-13 1056 Tehama 1/2 mi above Sulphur Works Checking Station (near first major stream crossing, Brokeoff Mt Trail); Lassen Volcanic Nat'l Park 2133 Comment
  JEPS102660  Cuscuta californica Lowell Ahart 2001-6-8 8771 Tehama Along a small wash, burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS97440  Cuscuta californica Vernon H. Oswald and L. Ahart 1995-7-12 6996 Tehama T29N R9W NW1/4 Sec. 34, 3080 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36 938 Comment
  UC980585  Cuscuta californica Milo S. Baker and H. K. Wagnon 1953-5-31 12692 Tehama near 5 mi post w Paskenta Comment
  CHSC64969  Cuscuta californica var. breviflora Vernon H. Oswald 1995-7-12 6996 Tehama Inner North Coast Ranges.West of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36. 938 Comment
  CHSC40797  Cuscuta howelliana Pauleen Broyles 1982-6-14 727 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC66089  Cuscuta howelliana Vernon H. Oswald; Lowell Ahart 1996-5-27 7645 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the pipeline ca. 0.1 mi N of the S. boundary. 102 Comment
  CHSC66562  Cuscuta howelliana Vernon H. Oswald; Lowell Ahart 1996-7-8 7978 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the NE side of Hog Lake. 265 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
Read comments
Aug 31 2009
  UC1197613  Cycladenia humilis var. humilis Charlotte M. Wilder 1912-6-26 1845 Tehama above Deer Creek Meadows Deer Creek Meadows Comment
  CHSC28772  Cymopterus terebinthinus var. californicus J. D. Jokerst 1979-7-16 291 Tehama Lava outcrop at the edge of marshy area s. of Forest Service Trail 3E12, 1.0 mi. W. of trailhead. Turner Mountain. Comment
  HSC37555  Cynodon dactylon J. D. Ackerman, A. M. Montalvo 1975-7-17 569 Tehama Dry creek, 14.5 mi. from Tehama-Shasta Co. line, Hwy. 36 Comment
  CHSC101179  Cynoglossum grande L. P. Janeway 2009-3-28 9686 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  CHSC78953  Cynosurus echinatus Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC96662  Cynosurus echinatus Lowell Ahart 2007-5-8 13750 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC117662  Cyperus bipartitus Lowell Ahart; John Dittes 2016-8-25 21278 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC105658  Cyperus eragrostis Lowell Ahart; John Dittes 2010-10-4 17287 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC88268  Cyperus eragrostis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11185 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  RSA768784  Cyperus eragrostis L. Ahart, John Dittes 2010-10-4 17287 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CAS-BOT-BC114581  Cyperus eragrostis Larry L. Norris 1968-1-1 3 Tehama Deer Creek, Hwy 32, 4.5 mi NE 1219 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
  JEPS95704  Cyperus esculentus Vernon H. Oswald and L. Ahart 1995-7-31 7158 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  CHSC112793  Cyperus rotundus Lowell Ahart 2013-8-2 18988 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
  CHSC81324  Cyperus squarrosus L. P. Janeway; B. Castro 2001-6-5 7106 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 329 Comment
  CHSC66584  Cyperus strigosus Vernon H. Oswald; Lowell Ahart 1996-7-8 7952 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  SEINET13710705  Cyperus strigosus Lowell William Ahart, Lowell William Ahart 2003-1 10598 Tehama 5 Mi. SE of Los Molinos, E of Hwy 99 (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  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
  HSC95686  Cystopteris fragilis Vernon H. Oswald, L. Ahart 1997-7-7 8711 Tehama USFS Rd. 35 at branch of the S Fork of Beegum Creek, 0.4 mi. W of Rat Trap Gap, N side of the Yolla Bolly-Middle Eel Wilderness 1707 Comment
  RSA755500  Cystopteris fragilis Barbara Ertter, Brad Olson 1991-7-6 10433 Tehama Cold Spring Creek ca. 1/2 mile southeast of Cold Spring Forest Station, ca. 30 air miles west of Corning, 0.4 miles from Ball Rock Road on road to Rocky Cabin 1829 Comment
  CAS-BOT-BC70550  Cystopteris fragilis John Thomas Howell 1960-8-18 36069 Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC70557  Cystopteris fragilis Douglas Barbe s.n. Tehama Trail to Square Lake 2072 Comment
  CAS-BOT-BC189845  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama South base of South Yolla Bolly Mountains. 2133 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
  UC1949096  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-5 10303 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; streambed of Long Gulch in SE corner of ranch Comment
  UC1001300  Delphinium antoninum Louise Kellogg 1952-7-12 24 a Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  CHSC55574  Delphinium depauperatum K. R. Stern 1986-5-21 8300 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC37434  Delphinium hesperium John Rehling 1976-4-18 255 Tehama Along Hwy. 36, 9.3 mi. W of Red Bluff Comment
  CHSC88836  Delphinium nudicaule Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 200 yds south of Rock Wall on Powerline Road, on hillside. UTM: 10 0591836 E, 4446539 N. 587 Comment
  CAS-BOT-BC9908  Delphinium nudicaule Elmer Ivan Applegate 1932-4-13 7047 Tehama Between Regum and Rosewood. Hills west of Red Bluff Comment
  CAS-BOT-BC116539  Delphinium nuttallianum A. A. Heller 1928-5-30 14571 Tehama ...at Mineral 1524 Comment
  CAS-BOT-BC116540  Delphinium nuttallianum Ira Wiggins 1925-3-26 1549 Tehama above the gorge on Mill Creek Comment
  CAS-BOT-BC122009  Delphinium variegatum L. Constance; J. L. Morrison 1938-5-1 2179 Tehama Low hills at Paskenta, Inner North Coast Ranges 304 Comment
  CHSC23630  Delphinium variegatum B. Garamendi 1974-5-11 46 Tehama Mill/Deer Creek Study Area. 200 ft. s of Mill Creek on Ponderosa Way. 670 Comment
  JEPS62386  Delphinium variegatum W. L. Jepson 1932-5-9 16362 Tehama rubble field ne Red Bluff (near Seven Mile Creek) 137 Comment
  CHSC75396  Delphinium variegatum subsp. variegatum Ben Myhre 1997-3-10 17 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CDA14472  Delphinium variegatum subsp. variegatum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4204 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  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
  CAS-BOT-BC192645  Deschampsia danthonioides L. P. Janeway 1991-5-11 3955 Tehama Battle Creek Wildlife Area. About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River 169 Comment
  HSC41102  Deschampsia danthonioides J. P. Smith, J. O. Sawyer 1973-4-14 6069 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  CHSC68811  Descurainia incana Vernon Oswald; Lowell Ahart 1997-6-10 8559 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). Edge of meadow. 1821 Comment
  UC1037403  Dicentra formosa Douglas Barbe 1955-7-21 231 Tehama s shore Square Lake 2103 Comment
  CAS-BOT-BC402489  Dicentra formosa subsp. formosa Marion Ownbey; Gerald B. Ownbey 1946-6-23 2934 Tehama 8 mi. south of Morgan Springs Comment
  UCR123334  Dicentra pauciflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6892 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC65668  Dichelostemma capitatum subsp. capitatum Vernon H. Oswald 1996-3-20 7244 Tehama Thomes Creek Ecological Reserve. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. 106 Comment
  UCR52368  Dichelostemma capitatum subsp. capitatum Brent Helm, Curtis Miller, Mark Steiger 1988-3-25 38 Tehama 17.5 mi east of Tehama city line on Hwy 36 183 Comment
  JEPS94239  Dichelostemma congestum Vernon Oswald and Lowell Ahart 1998-5-14 9049 Tehama Highway 36 between Red Bluff and Platina 2.3 mi e of Vestal Road; Highway 36 274 Comment
  CDA12945  Dichelostemma multiflorum G. F. Hrusa 1996-5-2 12906 Tehama Central Valley; Near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  CAS-BOT-BC502681  Dichelostemma multiflorum A. A. Heller 1927-5-8 14368 Tehama near Vina Comment
  RSA49304  Dichelostemma multiflorum Philip A. Munz 1949-5-14 13198 Tehama 5 miles N of Red Bluff Comment
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  RSA90478  Dichelostemma volubile Milo S. Baker 1953-5-10 12604 Tehama W of Paskenta along logging road between 7 and 8 mile posts. Comment
  CHSC23394  Diplacus aurantiacus B. Garamendi 1974-5-12 38 Tehama Mill/Deer Creek Study Area. 1/4 mi NE of Beaver Creek Crossing on Ponderosa Way. 731 Comment
  CAS-BOT-BC153498  Diplacus layneae Milo S. Baker; H. K. Wagnon 1953-5-10 12621 Tehama Logging rd West of Paskenta, near 10 mi. post Comment
  CAS-BOT-BC151455  Diplacus nanus Alice Eastwood; John Thomas Howell 1941-7-9 9791 Tehama Government Flat Comment
  CHSC68974  Disporum hookeri Vernon Oswald; Lowell Ahart 1997-7-7 8698 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  HSC85852  Dodecatheon clevelandii Rob Marheine, Tim Tilghman, Bruce Delgado 1987-3-28 Tehama 10 mi. E of Red Bluff, Hwy. 36 milepost 51.5 Comment
  UCSB63869  Dodecatheon clevelandii Oswald, Vernon; Ahart, Lowell 1996-3-18 Tehama BLM parcel; T28N R3W SW1/4 NEV1/4 Sec. 26, 600 ft, Cascade Range Foothills, between the Sacramento River and the power transmission lines, ca. 0.75 mi N of the S boundary of the parcel. Comment
  CHSC61235  Dodecatheon clevelandii subsp. patulum Thomas Hart 1984-3-11 1 Tehama ca 50 m e of the intersection of South Center and Tehama Vina roads in Los Molinos. 72 Comment
  CHSC55397  Dodecatheon hendersonii Vivian L. Long 1991-4-13 12 Tehama Ca. 400 m. s of Digger Creek. 790 Comment
  CHSC65677  Dodecatheon hendersonii Vernon H. Oswald 1996-3-15 7228 Tehama Hog Lake Plateau. BLM parcel. Near the NE boundary on a NW-facing slope of Paynes Creek Canyon, ca. 1.5 mi NE of the parking lot at Hog Lake Plateau. Scattered plants in brushy woodland. 158 Comment
  RSA39731  Dodecatheon hendersonii P. A. Munz 1947-5-18 11855 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  CHSC40710  Downingia bicornuta Pauleen Broyles 1982-4-28 478 Tehama The Nature Conservancy Vina Plains Preserve. Wallow in bed of irrigation ditch below holding dam. 65 Comment
  JEPS108493  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-5-23 303 -96 Tehama Vina Plains Preserve, located 13 mi N of Chico. Comment
  JEPS97250  Downingia cuspidata Vernon H. Oswald and L. Ahart 1995-4-17 6648 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  UC596434  Downingia cuspidata R. F. Hoover 1937-5-19 2289 Tehama s of Red Bluff (Coyote Creek bridge); Coyote Creek Comment
  CDA14906  Downingia ornatissima G. F. Hrusa, J. Hart 1998-5-1 14420 Tehama Sacramento Valley; On ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  UCD115569  Draba verna R. N. Raynor; W. S. Ball 1940-4-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  JEPS123957  Drosera rotundifolia Lowell Ahart, John Dittes 2015-8-6 20503 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UC638721  Drymocallis Ethel Crum 1937-8-7 1953 Tehama meadow 1.6 mi nw Mineral Summit; nw of Mineral Summit 1463 Comment
  JEPS96964  Drymocallis lactea var. austiniae Dean W. Taylor 1997-7-18 16135 Tehama Ball Rock 1981 Comment
  HSC1782  Dudleya cymosa Larry Berti 1969-5-9 87 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC65050  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1995-7-17 7065 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Collected on a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  UC1873690  Dysphania multifida Barbara Ertter 1993-11-8 12306 Tehama Tehama County River Park on east side of Sacramento river east of Corning. Comment
  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
  CHSC105932  Elatine brachysperma Lowell Ahart; John Dittes 2010-7-17 16845 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC107240  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
  CHSC116164  Elatine californica Lowell Ahart; John Dittes 2015-6-22 20264 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
  CHSC66029  Elatine californica Vernon H. Oswald 1996-5-13 7554 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  CHSC80295  Eleocharis acicularis B. Castro; L. P. Janeway 2000-5-23 1177 Tehama Vicinity of Orland and Black Butte Lake. 114 Comment
  JEPS66414  Eleocharis acicularis L. R. Heckard and P. Rubtzoff 1971-7-31 2676 Tehama just NE of Red Bluff (land-locked lagoon off the Sacramento River) 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
  SEINET13710131  Eleocharis atropurpurea Lowell William Ahart, Lowell William Ahart 2003-1 10600 Tehama E of Hwy 99 about 5 Air Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  CHSC76534  Eleocharis engelmannii Heidi West; Caroline Warren, Julie Cunningham 1998-7-14 Tehama Vicinity of North Fork Stony Creek, Salt Creek, and Newville. 201 Comment
  CHSC40804  Eleocharis macrostachya Pauleen Broyles 1982-5-26 669 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch in e pasture near confluence with Singer Creek. 66 Comment
  CHSC57534  Eleocharis macrostachya W. F. Treat 1974-4-24 23 Tehama Road ditch on s side of Haille Road, ca. 0.4 mi w of Junction Hwy 99. 57 Comment
  CHSC87944  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 A Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS97287  Eleocharis macrostachya Vernon H. Oswald 1995-5-28 6792 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  CAS-BOT-BC112781  Eleocharis macrostachya R. E. Frenkel 1964-7-11 693 Tehama On CA Hwy 36, immediately west of Mineral Lidge. 1463 Comment
  CHSC84513  Eleocharis parishii John Dittes; Lowell Ahart 2003-6-12 2003 -67 Tehama Cascade Range Foothills; ca. 5.0 air-mile east of Sacramento River, ca. 6.4 air-miles north by northeast of Dales, ca. 0.4, air-mile south of Battle Creek. Along Spring Branch Tributary of Battle Creek. 176 Comment
  JEPS104221  Eleocharis parishii Lowell Ahart 2003-6-11 10269 Tehama Seep on the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CAS-BOT-BC112152  Eleocharis quinqueflora Philip Alexander Munz 1951-7-25 16854 Tehama Square Lake, n base of South Yolla Bolly Mts. 2133 Comment
  CHSC115847  Eleocharis suksdorfiana Lowell Ahart; John Dittes. 2015-8-6 20502 Tehama Bog on the south side of the small stream, about 100 yardseast of the spring, east of the camping area, west side of Childs Meadow, 0.67 a-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt, 10.41 air-miles south of Lassen Peak. 1498 Comment
  UCD62810  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Sulphur Works Checking Station. Lassen Volcanic National Park. 2011 Comment
  HSC74949  Elymus elymoides var. elymoides J. P. Smith 1979-6-23 10160 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  CHSC80717  Elymus glaucus subsp. glaucus Lowell Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC74823  Elymus lanceolatus subsp. lanceolatus J. P. Smith, Thomas W. Nelson 1978-7-22 10011 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CHSC66098  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1996-5-27 7639 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the S bank of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  CHSC90896  Elymus multisetus Niall McCarten; Roxanne Bittman 1986-6-14 5340 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1402 Comment
  UCD62609  Elymus stebbinsii subsp. septentrionalis A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo, rte. 32. Banks above Deer Creek. Comment
  HSC95530  Elymus trachycaulus subsp. trachycaulus L. Ahart 2001-6-8 8809 Tehama W side of Road M2, ~9.0 mi. W of Paskenta 793 Comment
  CAS-BOT-BC165907  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 mi. east of Ides Cove 2133 Comment
  JEPS108868  Epilobium brachycarpum Lowell Ahart 2006-7-26 13075 Tehama On the west edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 mile (air) northeast of Butte Meadows 1518 Comment
  SEINET6944646 Image available Epilobium brachycarpum Robert A. Evers, Clara V. Evers 1975-8-23 115019 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CHSC87330  Epilobium campestre Lowell Ahart 2004-4-29 10793 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC33641  Epilobium canum subsp. latifolium M. Merryman; R. Banchero 1979-9-7 38 Tehama Ca. 2.2 mi w of Hwy 32 crossing of Deer Creek. Roadside. 1146 Comment
  JEPS102646  Epilobium canum subsp. latifolium Lowell Ahart 2001-8-28 9183 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  CHSC88238  Epilobium ciliatum subsp. ciliatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11199 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CHSC88256  Epilobium ciliatum subsp. ciliatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11199 A Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  RSA699607  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  HSC49631  Epilobium ciliatum subsp. ciliatum Thomas W. Nelson, Jane P. Nelson 1978-7-21 4444 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CHSC84617  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10521 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  RSA105349  Epilobium ciliatum subsp. glandulosum Douglas Barbe 1955-7-21 233 Tehama West and south shores of Square Lake 2104 Comment
  CHSC41013  Epilobium cleistogamum Pauleen Broyles 1982-6-2 687 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool, nnw of barn in s pasture. 62 Comment
  JEPS118018  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
  UCD21182  Epilobium cleistogamum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-11 357 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  JEPS117337  Epilobium densiflorum Lowell Ahart, John Dittes 2010-7-19 16904 Tehama About 5 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  RSA767800  Epilobium densiflorum L. Ahart, John Dittes 2010-7-17 16882 Tehama South side of Ponderosa Way, about 10 yards southwest of Soap Creek Crossing, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 727 Comment
  RSA66678  Epilobium hallianum P. A. Munz 1951-7-26 16940 Tehama Long Lake, north base of South Yolla Bolly Peak. 2134 Comment
  CHSC77611  Epilobium minutum Heidi West; Caroline Warren, Jenny Marr 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 335 Comment
  CHSC87329  Epilobium minutum Lowell Ahart 2004-4-29 10792 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC91059  Epilobium minutum David W. Isle 1995-5-2 1049 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail just N of Bennett Ck crossing. On 1st S aspect. 292 Comment
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  CDA38097  Epilobium torreyi L. Ahart, J. Dittes 2003-6-11 10248 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  JEPS97284  Epilobium torreyi Vernon H. Oswald and L. Ahart 1995-5-16 6724 Tehama 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
  CHSC57330  Equisetum arvense S. R. Mitchelson 1987-4-12 9 Tehama Ca 10 m n of jct of N. Fork of Antelope Creek and Deadhorse Creek. 940 Comment
  CHSC100285  Equisetum hyemale subsp. affine D. Isle 1989-4-20 1493 Tehama Mendocino National Forest - North Coast Ranges. Sacramento River. Red Bluff Diversion Dam area. Comment
  CAS-BOT-BC204513  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  POM257061  Eragrostis cilianensis Virginia Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  SEINET4178264 Image available Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony, three Miles North of Corning. 79 Comment
  JEPS127185  Eragrostis curvula Lowell Ahart, John Dittes 2016-8-25 21285 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
  CHSC112583  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 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
  JEPS118022  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2011-6-9 17445 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. In a large vernal pool, sand dune area 80 Comment
  JEPS88572  Eragrostis pectinacea var. pectinacea Vernon H. Oswald and Lowell Ahart 1996-6-3 7690 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  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
  OBI71987  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  RSA201298  Eremocarpus setiger J. T. Howell 1960-8-21 36288 Tehama Morgan 1463 Comment
  CHSC76830  Eremogone congesta var. crassula L. P. Janeway; B. Castro 1999-8-23 6535 Tehama High North Coast Ranges. Along Summit Trail between Green Springs. Trailhead and Hammerhorn Mountain. 1996 Comment
  CHSC80046  Eriastrum brandegeeae L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6780 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  CHSC91078  Eriastrum brandegeeae D. Isle 2002-8-29 273 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Near end of 23N53, on E side Rd. 23N53 1.6 mi. below jct. with M-9, also 0.3 mi. below the spring. GPS: 10S 517112E 440323N, 517056E 4406649. 1280 Comment
  CHSC92151  Eriastrum brandegeeae J. Molter 1993-6-26 766 b Tehama Along aband. rd. 640 Comment
  RSA121644  Ericameria bloomeri P. L. Johannsen 1936-8-20 986 Tehama 0.5 mile ENE of Colby Mt. 1707 Comment
  CAS-BOT-BC287476  Ericameria greenei Hans Leschke 1954-9-22 s.n. Tehama Lassen Volcanic National Park. Brokeoff Mt 2316 Comment
  CHSC118581  Ericameria nauseosa var. oreophila L. P. Janeway 2016-9-6 12171 Tehama High North Coast Ranges. Saddle 2.3 air-km west of North Yolla Bolly; Pettyjohn meadow. 2170 Comment
  CHSC117623  Ericameria nauseosa var. speciosa Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21365 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC85299  Ericameria nauseosa var. speciosa John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 799 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  CAS-BOT-BC294311  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama Lassen Volcanic National Park. 1/2 mi. se. of Sulphur Works 2133 Comment
  UCD104419  Erigeron canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6867 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UC54100  Erigeron glacialis var. glacialis H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4322 Tehama Park's Ranch, s side of Mount Lassen 2133 Comment
  CHSC60308  Erigeron inornatus var. inornatus Mary Ann Showers 1992-6-26 2593 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC81241  Erigeron inornatus var. inornatus L. J. Janeway; B. Castro 2001-6-5 7104 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 Comment
  JEPS117336  Erigeron inornatus var. inornatus Lowell Ahart, John Dittes 2010-7-19 16906 Tehama On the south side of the poor dirt road, about 200 yards southwest of the poor road crossing of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  JEPS29564  Erigeron inornatus var. inornatus John Thomas Howell 1960-8-20 36222 Tehama Morgan Morgan. Near Lassen Volcanic National Park 1219 Comment
  JEPS41751  Erigeron lassenianus var. lassenianus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  UCR37592  Eriodictyon californicum Michelle A. Strull, L. Linstedt, C. Houseman 1984-5-12 39 Tehama c. 38 mi. west of Red Bluff 457 Comment
  HSC74955  Eriogonum compositum J. P. Smith, Thomas W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  CHSC101410  Eriogonum compositum var. compositum David Isle 1992-7-29 1550 Tehama Rocky open flat E of first drainage coming down Forks Ridge into Auger Ck Watershed. 1676 Comment
  CAS-BOT-BC248815  Eriogonum compositum var. compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama On ridge ca. 1/4 mile east of summit of South Yolla Bolly Mountain 2377 Comment
  RSA66987  Eriogonum compositum var. compositum P. A. Munz 1951-7-25 16889 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  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
  CHSC32795  Eriogonum dasyanthemum James Jokerst 1980-6-18 887 Tehama North Coast Ranges. Near Mud Flat. 852 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
  JEPS102432  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC88585  Eriogonum libertini L. P. Janeway 2001-6-10 7136 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  HSC71043  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1979-6-25 4888 Tehama Along rd. to Mt. Tedoc From Tedoc Gap 1494 Comment
  UCD100295  Eriogonum libertini D. W. Taylor; G. L. Stebbins, L. R. Heckard 1972-6-17 1509 Tehama on Mt. Tedoc. 1371 Comment
  SEINET7545225  Eriogonum libertini J. L. Reveal 1978-1 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 mi. S. of California Hwy 36 (Beegum Road) and 0.9 mi. N of Tedoc Gap 1387 Comment
  CAS-BOT-BC259367  Eriogonum lobbii J. M. Tucker; L. K. Mann 1959-7-19 3552 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain 2286 Comment
  SD22380  Eriogonum luteolum Susan G. Stokes 1932-7-15 Tehama So. of Red Bluff Comment
  RSA31855  Eriogonum luteolum A. A. Heller 1937-7-21 s.n. Tehama Deer Creek. Comment
  UCD100387  Eriogonum marifolium John Thomas Howell 1960-8-19 36199 Tehama Brokeoff Mt., summit ridge. 2804 Comment
  CHSC44224  Eriogonum nudum var. nudum Vernon Oswald 1988-7-12 3555 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. Common on dry forest floor near the lake. 2148 Comment
  SD22508  Eriogonum nudum var. nudum Susan G. Stokes July 15 Tehama So. Red Bluff Comment
  CHSC14101  Eriogonum nudum var. oblongifolium L. V. Ritter 1969-6-15 352 Tehama .4 mi w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  CHSC65062  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-17 7075 Tehama 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. Scattered plants near the old highway on the basalt ridge crossing the NE corner of the reserve. 225 Comment
  CHSC87004  Eriogonum nudum var. pubiflorum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  CAS-BOT-BC269977  Eriogonum spergulinum var. reddingianum Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2565 Tehama Government Flat 1783 Comment
  CAS-BOT-BC269976  Eriogonum spergulinum var. reddingianum Catherine Best 1992-7-14 1388 Tehama On the Mendocino Pass Road near the Tehama Co. Mendocino Co. line Comment
  HSC17344  Eriogonum spergulinum var. reddingianum H. K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta Rd. 0.3 mi. beyond Anthony Peak rd. junction, Mendocino N.F., on metamorphic rubble near seep 1524 Comment
  UC1735885  Eriogonum strictum var. anserinum Dean W. Taylor 1972-6-17 1520 Tehama Tedoc Mountain summit, 1371 Comment
  CAS-BOT-BC262772  Eriogonum strictum var. proliferum James L. Reveal 1978-7-19 4787 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386 Comment
  CAS-BOT-BC262774  Eriogonum strictum var. proliferum Freed Hoffman 1949-7-21 2897 Tehama Mt. Tedoc, western Tehama Co. 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
  CDA22670  Eriogonum tripodum Vernon Oswald 2000-6-2 9930 Tehama M2 (Toomes Camp Road) 9.4 miles west of Paskenta. 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
  JEPS87373  Eriogonum umbellatum var. smallianum Vernon H. Oswald and Lowell Ahart 1993-9-2 5899 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  JEPS96718  Eriogonum umbellatum var. smallianum Dean W. Taylor 1997-7-9 16129 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  JEPS56201  Eriogonum ursinum Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  CHSC108076  Eriogonum vimineum B. Castro; L. P. Janeway 2000-6-11 1279 Tehama Inner North Coast Ranges. Ca 30 mi W of Red Bluff, on NE end of Raglin Ridge, ca 0.8 air mi N of Pepperwood Spring. Along Raglin Ridge Rd directly above Salt Creek and overlooking N Fork Elder Ck to the N. 701 Comment
  CHSC96328  Eriogonum vimineum L. P. Janeway 2006-8-20 8854 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 12 m east of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Top of east-facing rocky gravelly volcanic slope; around rocks and boulders with Vulpia. 1079 Comment
  SDSU7214  Eriogonum vimineum R. M. Beauchamp 1965-7-17 Tehama Growing beside State Hwy 32. Comment
  CHSC88531  Eriophyllum lanatum var. achilleoides Jenny Marr; Beth Hendrickson 1999-5-28 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat. 289 Comment
  UC1001311  Eriophyllum lanatum var. achilleoides Louise Kellogg 1952-7-13 37 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  CDA5418  Eriophyllum lanatum var. grandiflorum L. Ahart 2001-6-8 8761 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC9734  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-17 115 Tehama Along e side of Hwy 32 ca. 11.9 mi s of Chester. 1219 Comment
  CHSC118650  Erodium brachycarpum Richard R. Halse 2016-3-19 9650 Tehama Along Newville Road ca 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir, near spillway to Stony Creek. 113 Comment
  CHSC4221  Erodium brachycarpum D. F. Johnson 1967-3-9 20 Tehama Very thick on reservoir dam ca. 150 yds. north of Johnson Rd. ca 10 mi. west of Red Bluff. 170 Comment
  CHSC65740  Erodium brachycarpum Vernon H. Oswald; Lowell Ahart 1996-4-3 7289 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Scattered plants in upland on the N side of the intermittent stream ca. 0.2 mi E of the dirt lane along the W side of the road. 103 Comment
  HSC8503  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1866 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  HSC90405  Erodium cicutarium Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 21 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  CHSC40816  Erodium moschatum Paulenn Broyles 1982-4-28 475 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  RSA795264  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At south end of Red Bluff, between railroad and Highway 99W 0.25 miles south of its intersection with on/off ramps for Highway I-5, opposite St. Elizabeth s Hospital. 88 Comment
  OBI55136  Eryngium castrense Lincoln Constance, Herbert L. Mason, J. F. Davidson, J. M. Tucker 1947-5-18 3201 Tehama Sacramento Valley 1 mi west of Corning 91 Comment
  UC1543773  Erysimum perenne Harold and Virginia Bailey 1948-8-27 3055 Tehama Loop Hwy overlooking Sulphur Creek (below Sulphur Works); Lassen Volcanic National Park 2072 Comment
  CHSC105218  Erythranthe guttata Lowell Ahart; John Dittes 2010-7-19 16902 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
  CHSC27325  Erythranthe guttata T. B. Devine 1976-8-3 347 Tehama Meadow 1/4 mi w of lake beside unimproved road from Hwy 36 to Wilson Lake. 1584 Comment
  CHSC41103  Erythranthe guttata Pauleen Broyles 1982-5-26 667 Tehama In east pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC68539  Erythranthe microphylla Vernon H. Oswald 1997-4-23 8346 Tehama Forest road M2 9.4 miles W of Paskenta. Inner North Coast Ranges. 899 Comment
  SEINET13723990 Image available Erythranthe moschata Louise Kellogg 1952-1 56 Tehama North Coast Ranges; Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly S of South Yolla Bolly Mountain. 2134 Comment
  SEINET8380170  Erythranthe nasuta A. A. Heller 1914-4-29 11339 Tehama eight miles south of Vina, edge of Pine creek. Comment
  CHSC49010  Erythranthe tilingii Vernon Oswald 1986-8-4 2264 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2346 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
  CHSC78882  Eschscholzia caespitosa Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  JEPS21008  Eschscholzia caespitosa W. L. Jepson 1899-4-27 Tehama Salt Gulch Greasewood Hills, drainage of the Cold Fork of Cottonwood Cr (e foothills of Yollo Bolly Range) 609 Comment
  LA206221  Eschscholzia caespitosa Carl B. Wolf; 1937-5-16 8701 Tehama Red Bluff - Susanville Road, 2.3 mi. below Paynes Creek P. O 365 Comment
  RSA93498  Eschscholzia caespitosa subsp. caespitosa Milo S. Baker 1953-4-26 12536 Tehama 5.5 miles west of Paskenta on county road, west Tehama County 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
  CHSC31363  Eschscholzia lobbii W. F. Babb 1980-4-5 2 Tehama In open field at 240 McLane Ave., Corning. 100 Comment
  JEPS51685  Eschscholzia lobbii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  SEINET10973063  Euphorbia albomarginata David B. Dunn 1971-8-15 Dunn 18165 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  UCD142643  Euphorbia ocellata Rimo Bacigalupi; J. R. Sweeney, G. Bacigalupi 1953-8-29 4341 Tehama Along State Highway 36, above Paynes Creek Canyon, 4.5 miles east of Dales and 3.5 miles west of Paynes Creek Station. 396 Comment
  RSA609444  Euphorbia peplus L. C. Wheeler 1958-7-31 7359 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  CHSC78837  Euphorbia spathulata Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS88094  Euphorbia spathulata Vernon H. Oswald and Lowell Ahart 1996-5-20 7591 Tehama ne of Red Bluff (above Paynes Creek, BLM parcel along Hwy 36, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CHSC94552  Eurybia integrifolia Lowell Ahart 2006-9-9 13258 Tehama Dry meadow area just west of the dirt road, about 100 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS113302  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama HIgh Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Comment
  CHSC66876  Euthamia occidentalis Vernon H. Oswald; Lowell Ahart 1996-9-4 8256 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
  CHSC83311  Euthamia occidentalis Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. Valley bottom. 243 Comment
  JEPS127150  Euthamia occidentalis Lowell Ahart, John Dittes 2016-8-25 21276 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
  UCD32604  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  UCD66128  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on rte. 32 banks above Deer Creek. Comment
  UCD80549  Festuca occidentalis CNPS SN Foothill Team 2005-6-22 SNNR 0419 b Tehama USFS Lassen National Forest, between Big Dry Creek and FR28N29, near the Ishi Wilderness boundary. 1118 Comment
  UCD80550  Festuca occidentalis CNPS SN Foothill Team 2005-7-1 SNNR 0492 e Tehama USFS Lassen National Forest, ca. 1/4 mile south of Lassen Trail trailhead. 1171 Comment
  UCD66279  Festuca roemeri J. M. Tucker; L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1920 Comment
  UC1019905  Floerkea proserpinacoides Milo S. Baker and H. K. Wagnon 1954-7-10 12981 Tehama e of County Road in rivulet 6.1 mi above Whitlock Camp (West Tehama County) 1828 Comment
  CAS-BOT-BC447521  Fragaria virginiana var. platypetala Geo. B. Grant 1902-9-12 5196 Tehama Sisson Comment
  CAS-BOT-BC53826  Frangula californica subsp. tomentella Doris Kildale Gillespie 1930-5-9 9269 Tehama 10 miles east of Red Bluff on Susanville Road Comment
  CAS-BOT-BC53827  Frangula californica subsp. tomentella Elmer I. Applegate s.n. Tehama Bennett Spring, southwest corner of Tehama county Comment
  CAS-BOT-BC53830  Frangula californica subsp. tomentella Alice Eastwood 1912-8-22 1927 Tehama Lassen Butte Region - near Payne Creek Comment
  HSC59877  Frangula californica subsp. tomentella J. P. Smith, J. O. Sawyer 1975-6-1 8176 Tehama Hwy. 36, 12 mi E of the John Tanner Bridge Comment
  UC1949126  Frasera albicaulis var. nitida Barbara Ertter with Brad Olson 1991-7-5 10323 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  UC1949133  Frasera speciosa Barbara Ertter with Brad Olson 1991-7-6 10425 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC80229  Fraxinus dipetala B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1184 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek, in rocks at W edge of the smaller creek. 323 Comment
  CHSC86547  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. 780 Comment
  JEPS88446  Fraxinus dipetala Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7269 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. 213 Comment
  CAS-BOT-BC212401  Fremontodendron californicum Ella Dales Cantelow 1939-5-20 2693 Tehama 10.7 mi. W. of Mineral Comment
  CAS-BOT-BC212409  Fremontodendron californicum Philip A. Munz 1948-8-12 12343 Tehama Highway 36 east of Red Bluff 1097 Comment
  JEPS42898  Fremontodendron californicum J. Grinnell 1927-5-12 Tehama Near Paynes Creek 640 Comment
  UC1037488  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama near 8 Mile Post, logging road w of Paskenta Comment
  SEINET6646739  Fremontodendron californicum E. R. House 1956-4-27 33 Tehama Along side of State Rt. 36, Approx 35 miles east of Red Bluff 549 Comment
  CHSC118396  Fritillaria affinis Tim Kask 2015-2-13 221 Tehama On Antelope Creek. 10T 0597464/4455844 Comment
  CHSC40845  Fritillaria pluriflora Pauleen Broyles 1982-3-12 330 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC7085  Fritillaria pluriflora D. C. Burns 1969-3-17 8 Tehama Sec. Rio de Los Molinos Rancho, 200 yds. E of Hwy. 99E, 100 yds. N of Deer Creek. 60 Comment
  CHSC105991  Fritillaria recurva B. Castro; L. P. Janeway 2000-4-22 1100 Tehama High Cascade Range. On Pondrerosa Way, ca 60 ft S of bridge over S. Fork Antelope Ck (near S. Antelope Campgd). 835 Comment
  RSA21531  Fritillaria recurva Carl B. Wolf 1937-5-17 8717 Tehama New Deer Creek, Chico - Lake Almanor Road, along Deer Creek 1098 Comment
  CHSC114628  Galium ambiguum J. Kierstead 1990-5-2 90 -46 Tehama Yolla Bolla R.D. West side of Tedoc Mtn. USFS Rd. 45, milepost 11. 1280 Comment
  UC1949163  Galium ambiguum subsp. ambiguum Barbara Ertter with Brad Olson 1991-7-4 10259 Tehama SW-facing meadow; Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta, 2 mi SE of Kingsley Galde/Maxin jct ca 28 airmiles W of Corning Comment
  CHSC44232  Galium ambiguum var. ambiguum Vernon Oswald 1988-6-27 3526 Tehama Trail between Ides Cove Trailhead and 25N16 along the E side of the Yolla Bolly - Middle Eel Wilderness W of Paskenta. 2133 Comment
  CHSC80685  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS52822  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4000 Tehama just e Round Mountain (w of Paskenta) 1143 Comment
  CHSC96547  Galium aparine Lowell Ahart 2007-4-3 13624 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
  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
  JEPS52656  Galium bolanderi Lauramay T. Dempster 1964-7-25 4051 Tehama Hwy 32 at south crossing of Dear Creek (2 1/2 mi sw of Potato Patch Campground, steep n-facing slope) 983 Comment
  RSA755692  Galium bolanderi Barbara Ertter, James R. Shevock 1992-6-14 11182 Tehama Ponderosa Way 6.5 miles south of Plum Creek Road ca. 9 air miles southeast of Paynes Creek (on Hwy 36), south of Middle Fork Antelope Creek. 1067 Comment
  UCD121765  Galium grayanum J. M. Tucker; L. K. Mann 1959-7-19 3541 Tehama At summit, South Yolla Bolly Mountain. 2465 Comment
  RSA158039  Galium grayanum var. nanum J. M. Tucker, L. K. Mann 1959-7-19 3541 Tehama At summit. S Yolla Bolly Mtn. 2466 Comment
  HSC75060  Galium mexicanum var. asperulum J. P. Smith, Thomas W. Nelson 1978-7-22 10050 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  JEPS104177  Galium parisiense Lowell Ahart 2003-6-11 10258 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
  UC1025134  Galium parisiense Milo S. Baker and H. K. Wagnon 1953-5-31 12709 Tehama logging road w Paskenta (near 5 mi post) Comment
  JEPS52953  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3993 Tehama foot grade west of Paskenta (Toomes Camp Rd) 304 Comment
  CHSC64991  Galium porrigens var. tenue Vernon H. Oswald; Lowell Ahart 1995-7-12 7005 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. 950 Comment
  JEPS97425  Galium porrigens var. tenue Vernon H. Oswald and L. Ahart 1995-7-12 7005 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. Climbing in brush near a roadside drainage. 950 Comment
  UC1606387  Galium sparsiflorum Barbara Ertter with James R. Shevock 1992-6-14 11172 Tehama on Ponderosa Way 0.5 mi s Plum Creek Rd. (ca 7 air mi ese of Paynes Creek); Judd Creek 914 Comment
  RSA718783  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km NE of the upper northern tip of Cohasset Ridge. 1109 Comment
  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
  RSA758287  Galium triflorum Barbara Ertter, Brad Olson 1991-7-4 10237 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
  UC556437  Garrya congdonii Rimo Bacigalupi 1934-5-29 2411 Tehama Paskenta grade; along road from Paskenta to Covelo Comment
  UC1122710  Garrya fremontii P. L. Johannsen 1936-8-26 996 Tehama 1.25 mi ne Rattlesnake Creek and Deer Creek junction; Lassen National Forest, Paynes Creek Quad. 1097 Comment
  CHSC66125  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7478 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along a drainage flowing in a northeasterly direction from the SW corner of the reserve. 106 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
  SEINET11688670  Gastridium phleoides Unknown 1982-1 665 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Road 66 Comment
  UC1299435  Gayophytum Freed W. Hoffman 1947-6-23 1595 Tehama near Government Flat; North Coast Ranges 796 Comment
  RSA647852  Gayophytum diffusum subsp. diffusum James Buel 1957-6-30 139 Tehama Tehama County: Turner Mt. Trail, Lassen National Forest Comment
  UCD103603  Gayophytum diffusum subsp. diffusum H. Lewis; M. Lewis 1962-8-15 1323 Tehama Hwy. 36 at the junction with the road to Mill Creek, south of Mount Lassen. 1463 Comment
  HSC70133  Gayophytum heterozygum Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4459 Tehama Along road to summit of Mount Tedoc 1555 Comment
  CHSC102677  Gentiana newberryi var. tiogana Lowell Ahart; Josephine Guardino 2009-9-6 16369 Tehama Along a small stream that flows into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, About 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC105635  Gentiana newberryi var. tiogana Lowell Ahart; John Dittes 2010-10-4 17275 Tehama East edge of a meadow, about 30 yards northeast of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  CDA4673  Geranium molle G. Neilsen 1973-5-1 Tehama Tompkins property, Dusty Way, Red Bluff. 0 Comment
  CHSC64980  Gilia capitata subsp. capitata Vernon H. Oswald; Lowell Ahart 1995-7-12 7038 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
  SEINET1910064  Gilia sinistra Barbara Ertter, Brad Olsen 1991-1 10392 Tehama Tehama Co.: Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning. 1890 Comment
  UC2028346  Gilia tricolor subsp. diffusa Barbara Ertter 1991-5-19 9875 Tehama 14.5 mi W of Red Bluff on Highway 36, next Baxter Road junction Comment
  CHSC102354  Gilia tricolor subsp. tricolor L. P. Janeway 2009-3-28 9657 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  JEPS86017  Gilia tricolor subsp. tricolor W. L. Jepson 1899-4-27 21070 Tehama hill country of Cottonwood hill country of the Cottonwood Comment
  UC1010397  Githopsis diffusa subsp. robusta Keith Wagnon 1953-5-3 12661 Tehama w of Paskenta Comment
  CHSC68580  Githopsis pulchella subsp. campestris Vernon H. Oswald; Lowell Ahart 1997-5-14 8452 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. 725 Comment
  JEPS88249  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1996-5-20 7593 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  JEPS97232  Githopsis specularioides Vernon H. Oswald and L. Ahart 1995-4-25 6690 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  CDA3378  Glinus lotoides L. Ahart 2002-11-5 10017 Tehama About 12 miles (air) northwest of Orland. East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake. Comment
  CHSC102665  Glyceria borealis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16344 Tehama On wet 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
  CAS-BOT-BC282733  Glyceria elata Milo S. Baker 1953-7-12 12894 Tehama 6.1 mi. from Whitlock Camp along county road 1828 Comment
  HSC74826  Glyceria striata J. P. Smith, Thomas W. Nelson 1978-7-22 10014 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CDA4146  Glycyrrhiza glabra S. T. Ancell 1946-6-24 Tehama 0 Comment
  CHSC94364  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA718936  Gnaphalium palustre L. Ahart 2006-7-19 13019 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
  UCD104393  Gnaphalium palustre Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6858 Tehama Western edge of Lake Almanor off Hwy 89. 1371 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
  JEPS119637  Gratiola heterosepala Lowell Ahart 2012-6-2 18146 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  RSA529995  Gratiola heterosepala D. W. Taylor, Glenn Clifton, Jim Andre 1990-4-24 10647 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adj. to PG and E natural gas pipeline. 296 Comment
  UC1584586  Gratiola heterosepala Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10647 Tehama s of Spring Branch Road (Manton Road) adjacent to PG&E natural gas pipeline Manton Plains just s Battle Creek; Tuscan Buttes NE Quad. Manton Plains (just s of Battle Creek 295 Comment
  CAS-BOT-BC304911  Grindelia hirsutula John Thomas Howell 1934-6-17 12239 Tehama 6 miles s. of Red Bluff Comment
  UC1619991  Grindelia hirsutula Barbara Ertter 1991-5-18 9859 Tehama 17 air mi wnw of Red Bluff (Rosewood Ranch on Salt Creek, 1/2 mi s of Hwy 36); Salt Creek, Rosewood Ranch 243 Comment
  CHSC78375  Hackelia bella Vernon H. Oswald 2000-7-10 9938 Tehama Forest Route 35 4.8 mi west of Stuart Gap. 1697 Comment
  CHSC61409  Hackelia californica Vernon H. Oswald; Lowell Ahart 1993-8-18 5837 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  CHSC95203  Hackelia californica R. D. Fischer 2005-6-26 859 Tehama Childs Meadow. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 32 in upper Deer Creek Meadows. Plants growing in brushy opening east of Gurnsey Creek. 1399 Comment
  JEPS67924  Hackelia californica Jos. Grinnell 1928-6-24 Tehama Mineral 1463 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
  CHSC114619  Harmonia doris-nilesiae Vivian Parker 1993-6-16 17 -22 Tehama Shasta-Trinity National Forests, Yolla Bolla Ranger District. Serpentine ridge above and north of Snake Lake, north of FS road 28N10. 1260 Comment
  JEPS62092  Hastingsia alba Joseph Grinnell 1925-7-14 Tehama Mineral 1463 Comment
  RSA67171  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC104746  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  CAS-BOT-BC306536  Helenium bigelovii H. M. Hall; E. B. Babcock 1903-7-1 4397 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CAS-BOT-BC306537  Helenium bigelovii John Thomas Howell 1960-8-18 36074 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS35426  Helenium bigelovii Joseph Grinnell 1925-7-29 Tehama Mineral 1463 Comment
  UC54077  Helenium bigelovii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4397 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  SEINET11848994  Helianthella californica Unknown 1936-1 13333 Tehama along Hwy 99 S of Red Bluff Comment
  CHSC60319  Helianthella californica var. nevadensis Mary Ann Showers 1992-6-28 2633 Tehama Lassen Volcanic National Park. Ridge east of Sulphur Works Entrance Station east of and above West Sulphur Creek. 1950 Comment
  RSA105454  Helianthella californica var. nevadensis M. S. Baker 1955-6-25 13061 Tehama Mendocino National Forest, above Whitock Camp, alt 5000ft 1524 Comment
  CHSC78606  Helianthus annuus Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  JEPS13906  Helianthus bolanderi Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5361 Tehama 11.3 mi (by road) nw Paskenta (along lumber-truck road) 1097 Comment
  CAS-BOT-BC305586  Helianthus bolanderi Walter Knight; Irja Knight 1963-9-23 112 Tehama Between Paskenta and Newville Comment
  RSA93492  Helianthus bolanderi Milo S. Baker, H. K. Wagnon 1953-6-20 1953 Tehama Logging road west of Paskenta near 10 mile post Comment
  JEPS102665  Helianthus exilis Lowell Ahart 2001-6-14 8821 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  SD211567  Heliotropium curassavicum Barbara Ertter 1991-5-18 9865 Tehama Rosewood Ranch, on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek. 213 Comment
  RSA285949  Heliotropium curassavicum var. oculatum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 miles W of old Hwy 99, NW of Red Bluff Comment
  CHSC66188  Heliotropium europaeum Vernon H. Oswald; Lowell Ahart 1996-6-3 7701 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
  JEPS118029  Heliotropium europaeum Lowell Ahart, John Dittes 2011-6-9 17471 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CDA5606  Heliotropium europaeum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-5-3 4231 Tehama Moya property, Redbank Road west of Red Bluff. 0 Comment
  JEPS94961  Hemizonella minima Vernon Oswald and Lowell Ahart 1997-6-10 8553 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat campgrounds Sugar Spring; on M2 (23N69) 1737 Comment
  CHSC102475  Hemizonia congesta subsp. clevelandii L. P. Janeway 2009-6-21 9811 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 Antelope Creek, near its head. 628 Comment
  CHSC115229  Hemizonia congesta subsp. clevelandii B. Castro; J. Nishida 2013-5-15 1995 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal, 74 Comment
  RSA66998  Heracleum maximum P. A. Munz 1951-7-25 16885 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  CHSC59176  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald 1992-9-29 5220 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  JEPS88097  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald and Lowell Ahart 1996-5-20 7604 .1 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CAS-BOT-BC388507  Herniaria hirsuta var. cinerea Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Cone Grove Road 70 Comment
  CHSC79091  Hesperevax acaulis var. acaulis B. Castro; L. P. Janeway 2000-4-5 1052 Tehama Vicinity of Orland; 4-10 ft from edge of Rice Creek. 106 Comment
  CHSC79955  Hesperevax acaulis var. acaulis L. P. Janeway; B. Castro 2000-5-11 6715 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS88418  Hesperevax acaulis var. acaulis Vernon H. Oswald and Lowell Ahart 1996-4-3 7311 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying bed of drainage ca. 100 ft s of the intermittent stream and 0.2 mi e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  UCD36228  Hesperevax caulescens Beecher Crampton 1953-4-29 1153 Tehama 2 miles north of Vina, along US Highway 99E. Comment
  CAS-BOT-BC403814  Hesperocnide tenella Ira L. Wiggins 1925-3-26 1558 Tehama Above the gorge on Mill Creek Comment
  CHSC80015  Hesperolinon disjunctum L. P. Janeway; Gail Kuenster, Shirley Innecken 2000-6-13 6800 Tehama Vicinity of Thomes Creek and Bennett Creek. 304 Comment
  RSA151787  Hesperolinon disjunctum H. K. Sharsmith 1951-7-12 4024 Tehama Paskenta-Colyer Springs road 1 mile below Franklin Point road and about 29 miles northwest of Paskenta, 0.7 miles outside Mendocino National Forest. 915 Comment
  UC1212496  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4024 Tehama Paskenta-Colyer Springs 0.7 mi outside Mendocino National Forest (1 mi below Franklin Point and 29 mi nw of Paskenta); Inner North Coast Ranges 914 Comment
  UCD110517  Hesperolinon disjunctum Joyce Lacey; S. Morey 1982-6-10 s.n. Tehama Along jeep trail about 1/4 mile in from Salt Creek Saddle; on Lodo Shale slope. Comment
  CHSC86558  Hesperolinon micranthum Jenny Marr; Heidi West, Joyce Lacey-Rickert 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 426 Comment
  UC1212427  Hesperolinon micranthum Francia Chisaki and Gene B. Newcomb 1958-6-20 1141 Tehama road nw out of to Inskip Power House Paynes Creek (on road to Inskip Look-out); Lassen National Forest Comment
  CAS-BOT-BC167465  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama In V of junction between road to Eagle Peak and road to Ball Rock and Ovenlid, 10.3 miles northwest of Paskenta and 1.6 miles within eastern boundary of Mendocino National Forest 1158 Comment
  CHSC44284  Hesperolinon tehamense V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3368 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct with M4. 377 Comment
  JEPS122884  Hesperolinon tehamense Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 632 Tehama Mendocino National Forest. Near beginning of incline on Toomes Camp Rd west of Paskenta Comment
  RSA151586  Hesperolinon tehamense H. L. Mason 1947-5-18 s.n. Tehama Paskenta Grade Comment
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Dec 30 2018
  SBBG119779  Hesperolinon tehamense L. Ahart 2004-6-11 11047 Tehama N side of the Nomalaki Trail, ca. 0.25 mi N of Bowers Crk, ca. 1 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 582 Comment
  SEINET3068842 Image available Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Paskenta grade, Covelo-Paskenta road; on serpentine hillside 4.3 mi below junction of Alder Springs road and 11.1 mi west of Paskenta, Mendocino National Forest, inner North Coast Ranges (UC) 1160 Comment
  RSA93376  Hesperolinon tehamense Milo S. Baker 1953-7-12 12909 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  CHSC108584  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-6-15 1297 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 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
  CHSC79979  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-5-11 1152 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS96104  Heterocodon rariflorum Vernon H. Oswald and Lowell Ahart 1996-6-3 7715 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, ca 0.5 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  CHSC86828  Heteromeles arbutifolia Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  JEPS104118  Heterotheca oregona var. compacta Lowell Ahart 2003-9-17 10584 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  UC894686  Heterotheca oregona var. rudis Alice Eastwood Aug 22 1912-Aug 26 1912 1925 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  JEPS94928  Heuchera micrantha Vernon H. Oswald and Lowell Ahart 1997-5-14 8440 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (11 mi s of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29)); Ponderosa Way (Forest Rd 28N29) 975 Comment
  CAS-BOT-BC420950  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Tehama North slope of North Yolla Bolly Mt., line of Tehama-Trinity County 1981 Comment
  UCR123912  Hieracium bolanderi George K. Helmkamp, E. A. Helmkamp 2001-7-7 6923 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CHSC64945  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7012 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.1 mi S of Hwy. 36. Roadside banks. 1066 Comment
  JEPS97398  Hieracium greenei Vernon H. Oswald and L. Ahart 1995-7-12 7012 Tehama T29N R9W SE1/4 Sec. 33, 3500 ft, High North Coast Ranges, Yellow Pine Forest, decomposed sandy conglomerate. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.1 mi S of Hwy. 36 1066 Comment
  CHSC48169  Hieracium scouleri var. nudicaule Vernon Oswald 1984-7-9 1563 Tehama Hwy 32, 0.2 mi s-w of Hwy 36. 1417 Comment
  CHSC84315  Holcus lanatus Lowell Ahart; John Dittes 2003-6-11 10273 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104181  Holcus lanatus Lowell Ahart 2003-6-11 10273 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
  UCD80555  Holcus lanatus CNPS SN Foothill Team 2005-6-22 SNNR 0381 c Tehama USFS Lassen National Forest. 672 Comment
  JEPS45053  Holodiscus discolor W. L. Jepson 1897-7-25 18858 Tehama Summit of South Yollo Bolly Comment
  RSA66361  Holodiscus discolor Philip A. Munz 1951-7-27 16969 Tehama S base of S Yolla Bollly Mts. 2226 Comment
  UC1586442  Holodiscus discolor Vernon H. Oswald and Lowell Ahart 1991-7-10 4730 Tehama 8 air mi SW of Paskenta (Round Valley Road (M4 or Forest Rd 23N02), 0.1 mi W of Forest Rd 23N69) 987 Comment
  RSA739760  Holodiscus microphyllus John Dittes, Josephine Guardino, L. Ahart 2003-8-23 810 Tehama High N coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Eastern ridge of Mt. Linn. 0.5 air mile E by NE of Square Lake. 2148 Comment
  CAS-BOT-BC150151  Holodiscus microphyllus var. microphyllus John Thomas Howell 1960-8-19 36198 Tehama Brokeoff Mt. 2804 Comment
  CHSC61702  Holodiscus microphyllus var. microphyllus Vernon H. Oswald; Lowell Ahart 1993-9-2 5895 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  UCD80075  Holozonia filipes CNPS SN Foothill Team 2005-6-15 SNNR 0249 b Tehama CDFG Tehama Wildlife Area. 307 Comment
  SEINET11689130  Hordeum marinum subsp. gussoneanum Unknown 1982-1 489 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Road & E of irrigation ditch 67 Comment
  CHSC41052  Hordeum murinum subsp. leporinum Pauleen Broyles 1982-4-15 412 Tehama The Nature Conservancy Vina Plains Preserve. Near Lassen Road. 63 Comment
  CHSC64581  Hordeum murinum subsp. leporinum Vernon H. Oswald; Lowell Ahart 1995-4-3 6586 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 slope between two intermittent streams converging on the w boundary of the s edge of the ridge crossing the nw corner of the reserve. 201 Comment
  JEPS2807 Image available Horkelia daucifolia var. indicta W. L. Jepson 1899-4-25 100 p Tehama Stiver's Ranch, hills of Crane Creek, Tehama Co. Comment
  CHSC48853  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-16 1585 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 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-BC143972  Horkelia fusca var. tenella Ethel Crum 1937-8-7 1955 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  CHSC94367  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-19 13021 Tehama Open meadow area just east of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CAS-BOT-BC206159  Hosackia crassifolia Alice Eastwood; John Thomas Howell 1941-7-9 9713 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC95083  Hosackia incana L. P. Janeway 2006-6-25 8706 Tehama High Cascade Range. Along Cohasset Ridge and Cohasset Road 2.6 km south-southeast of the northern tip of the ridge. 1213 Comment
  CHSC65084  Hydrocotyle ranunculoides Vernon H. Oswald; Lowell Ahart 1995-7-31 7163 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy, 36), 0.3 mi W of Lane Valley Rd. (just W of the Buildings at Long Ranch). 335 Comment
  CHSC80554  Hydrophyllum occidentale Vernon H. Oswald; Lowell Ahart 2001-5-7 10026 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  CAS-BOT-BC400812  Hypericum anagalloides P. A. Munz 1951-7-25 16873 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  JEPS95720  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  CHSC64386  Idahoa scapigera Vernon H. Oswald; Lowell Ahart 1995-3-6 6505 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just e of Pool 20 (Orcuttia pool). 219 Comment
  UC117134  Iris hartwegii Mrs. R. M. Austin Jun 1883 291 Tehama Comment
  CAS-BOT-BC88643  Isatis tinctoria B. Crampton 1953-5-1 1204 Tehama Along US Highway 99, 5 miles north of Red Bluff. Comment
  CDA19855  Isatis tinctoria R. Breckenridge 2002-5-3 PDR 1204455 Tehama Northern California; I-5 southbound, 100 ft N of Proberta exit. 0 Comment
  CHSC65940  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-23 7412 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 263 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
  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
  CHSC40820  Isoetes nuttallii Pauleen Broyles 1983-4-16 909 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  CAS-BOT-BC61851  Isoetes nuttallii Doris Kildale Gillespie 1930-5-14 9360 Tehama 10 miles east of Red Bluff on Susanville road Comment
  RSA718736  Juncus balticus L. Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  CHSC64565  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1995-4-10 6633 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Manton Rd. and Dales Lake. 213 Comment
  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
  CHSC44296  Juncus bufonius var. congestus V. Oswald; L. Ahart 1988-5-21 3334 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC55301  Juncus effusus subsp. pacificus L. P. Janeway 1991-6-15 4015 Tehama Battle Creek Wildlife Area. Along water ditch ca 600 ft south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 126 Comment
  CHSC90401  Juncus ensifolius Niall McCarten; Roxanne Bittman 1986-6-14 5326 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  UC1600460  Juncus ensifolius J. D. Sinclair Jul 1928 Tehama Circle South Ranch 1524 Comment
  HSC70002  Juncus ensifolius Thomas W. Nelson, Jane Nelson 1978-7-21 4445 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CHSC49616  Juncus howellii Vernon Oswald 1984-7-16 1602 Tehama 30N16, 5.0 mi w of Hwy 89 (to Lassen Park) via 29N22. 1828 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
  JEPS97453  Juncus kelloggii Vernon H. Oswald and Lowell Ahart 1995-4-17 6665 Tehama ca. 14 mi NE of Red Bluff (W side of Manton Rd.(A6) ca. 1.5 mi N of Dales Station on Hwy 36, W side of the borrow pit); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
Read comments
Dec 13 2006
  CHSC102647  Juncus laccatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  RSA755376  Juncus laccatus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16339 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
  CHSC54024  Juncus leiospermus var. leiospermus Vernon H. Oswald; Lowell Ahart 1991-5-9 4555 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On a track on the north side of a newly constructed pond ca. 0.5 mi southeast of the entrance kiosk. 112 Comment
  JEPS100399  Juncus leiospermus var. leiospermus Dean W. Taylor 1995-5-9 14893 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS99014  Juncus leiospermus var. leiospermus Carol W. Witham 1993-5-5 467 Tehama 4 air mi WSW of Corning; 0.8 air mi S of Chittenden Road under power transmission towers 106 Comment
  JEPS121387  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek Comment
  CHSC60459  Juncus nevadensis Mary Ann Showers 1992-6-27 2654 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC59148  Juncus occidentalis Vernon H. Oswald 1992-8-19 5166 Tehama Lassen Volcanic National Park. Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. In a drainage crossing the trail. 2194 Comment
  RSA67182  Juncus orthophyllus Phillip A. Munz 1951-7-25 16851 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CHSC66218  Juncus oxymeris Vernon H. Oswald; Lowell Ahart 1996-6-3 7706 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek ca. 0.4 mi downstream from the old bridge site. 100 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
  CHSC64568  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1995-4-3 6564 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. Depression along the unimproved road and the airstrip sw of the Old Hwy. Pool. 216 Comment
  CHSC65772  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-8 7339 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  UC1594664  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1992-4-21 4903 Tehama 10 mi e of Red Bluff (Hogsback Road (Belle Mill Rd or Forest Rd 28N24), 7.8 mi (odometer)e of Highway 99); Hogsback Road 289 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
  JEPS66417  Juncus xiphioides L. R. Heckard and P. Rubtzoff 1971-7-31 2679 Tehama just ne Red Bluff (off the Sacramento River); Sacramento River Comment
  RSA518663  Juncus xiphioides L. R. Heckard, Peter Rubtzoff 1971-7-31 2679 Tehama Tehama County: Damp mud of land locked lagoon off the Sacramento River just NE of Red Bluff. Comment
  CAS-BOT-BC85355  Juniperus californica Lowell Ahart 1976-11-6 s.n. Tehama 8 miles east of Los Molinos 1000 Comment
  CAS-BOT-BC85358  Juniperus californica Doris Kildale Gillespie 1930-5-9 9268 Tehama 10 miles east of Red Bluff on Susanville Road Comment
  UC766774  Juniperus californica R. F. Hoover 1940-9-22 4621 Tehama plateau ne Red Bluff Comment
  JEPS97168  Keckiella corymbosa Julie Kierstead 1990-9-11 90 -148 Tehama 2.5 mi S of Tedoc Gap (on FS Road 27N13); Shasta-Trinity National Forests, Yolla Bolla Ranger District 1524 Comment
  CHSC101378  Keckiella lemmonii David Isle 1992-7-7 1544 Tehama Mendocino National Forest; Thomes Creek Watershed; north bank of Rd 23N02 1-2 miles west of Salt Creek Conservation Camp. 621 Comment
  SEINET10782836  Keckiella lemmonii Barbara J. Ertter 1991-9-2 Ertter 10773 Tehama Round Valley-Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta, T23N R9W Sec 17/18; rocky roadcut in open yellow pine-red fir forest. 1676 Comment
  LA208512  Kelloggia galioides Carl Epling; William Robison 1935-7-16 Tehama near Mineral Comment
  HSC89835  Kickxia elatine Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CHSC40587  Lactuca saligna Pauleen Broyles 1982-9-29 853 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  CHSC108650  Lagophylla glandulosa L. P. Janeway 2011-9-27 10749 Tehama Inner North Coast Ranges. Above one of the northern arms of Black Butte Lake Irwin Road access, 1.3 km south of Newville Road. 148 Comment
  CHSC40524  Lagophylla glandulosa Pauleen Broyles 1982-6-24 764 Tehama The Nature Conservancy Vina Plains Preserve. Just e of irrigation ditch. 66 Comment
  CHSC83093  Lagophylla glandulosa Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10008 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  JEPS38988  Lagophylla glandulosa W. L. Jepson 1929-9-27 15280 Tehama stream bed in hills n of Red Bluff 243 Comment
  UC89189  Lagophylla glandulosa T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC341373  Lagophylla glandulosa David D. Keck 1944-7-8 5458 Tehama 8 mi. E. of Payne Creek, on plateau S. of South Fork of Battle Creek 975 Comment
  RSA151743  Lagophylla glandulosa R. C. Bacigalupi, G. Bacigalupi, J. R. Sweeney 1953-8-29 4339 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  UC360286  Lagophylla glandulosa E. B. Babcock 1928-6-27 188 Tehama from 4 to 7 mi e Payne's Creek (along road from Red Bluff to Susanville) Comment
  CHSC83300  Lagophylla minor Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  SD74668  Lagophylla ramosissima Helen V. Witham 1969-10-4 541 Tehama Blue Tent Creek at confluence with Sacramento River. 130 Comment
  HSC85885  Lasthenia californica Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 43 Tehama Rt. 36, mile marker 65, 24 mi. E of Red Bluff. 600 Comment
  JEPS21629  Lasthenia californica subsp. californica Rimo Bacigalupi with Dr. and Mrs. H. L. Mason Apr 22 1958-Apr 23 1958 6288 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 82 Comment
  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
  CAS-BOT-BC352763  Lasthenia fremontii Doris Kildale Gillespie 1930-5-9 9271 Tehama 10 miles E of Red Bluff on Susanville Road. Comment
  JEPS10059  Lasthenia fremontii R. F. Hoover 1937-5-19 2251 Tehama near Vina Comment
  SEINET10475349  Lasthenia fremontii Mary Susan Taylor 1975-4-18 Taylor 485 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  CHSC45031  Lasthenia glaberrima Pauleen Broyles 1988-4-6 1102 Tehama The Nature Conservancy Vina Plains Preserve. In Lassen Pasture. Comment
  CHSC65912  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-15 7375 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the pipeline ca. 0.3 mi N of the S boundary. 102 Comment
  CHSC77312  Lasthenia glaberrima Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 237 Comment
  CHSC79958  Lasthenia glaberrima B. Castro; L. P. Janeway 2000-5-11 1160 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS9805  Lasthenia gracilis Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta Comment
  CAS-BOT-BC370751  Lasthenia platycarpha A. A. Heller 1918-4-21 12996 Tehama along the State Highway 7 miles south of Corning. Comment
  SEINET11808175  Lasthenia platycarpha Unknown 1983-1 873 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC82101  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. 1400 Comment
  JEPS55253  Lathyrus jepsonii var. californicus Jos. Grinnell 1928-6-12 Tehama Mineral 1524 Comment
  SJSU11667  Layia fremontii H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson 259 Comment
  UCR11247  Layia fremontii Wm. Horn Jr. 1967-4-9 670409- 04 Tehama Jelly's Ferry Road, 6 mi. NE of intersection with Hwy I-5, c. 7 miles NE of Red Bluff 122 Comment
  HSC79321  Layia fremontii John L. Heywood, D. H. Norris 1968-3-31 1851 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC90079  Layia fremontii Eileen Rohmer, Pamela Grefsrud, M. Reed 1990-3-31 19 Tehama Near Hog Lake on Hwy. 36, 4 mi. W of Rd. A-6 (Manton Rd) 274 Comment
  SEINET10839205  Layia fremontii Mary Susan Taylor 1975-4-18 Taylor 489 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  UC894092  Layia platyglossa A. A. Heller 1914-4-29 11331 Tehama 8 mi s of Vina; Pine Creek Comment
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Jul 7 2009
  JEPS66636  Ledum glandulosum J. W. Grinnell 1925-7-15 Tehama Mineral 1463 Comment
  RSA261423  Lemna minor Susan Larson 1964-5-11 35 Tehama Beside U.S. Highway 99 West, ca. 5 miles south of Red Bluff 85 Comment
  CHSC60467  Lemna turionifera Mary Ann Showers 1992-6-28 2653 .1 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC56286  Lepidium heterophyllum K. R. Stern 1986-5-21 8252 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  CHSC40701  Lepidium nitidum Pauleen Broyles 1982-3-23 342 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC27861  Lepidium strictum Eric J. Miller 1978-4-24 4 Tehama Ca 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC41095  Leptochloa fusca subsp. fascicularis Pauleen Broyles 1982-5-10 559 Tehama 400 m to nw of barn, e of Hwy. 99. 60 Comment
  CHSC65656  Leptosiphon bicolor Shaun E. Sims 1995-4-22 16 Tehama Ca. 3 mi se of Eagle Peak/ 304 Comment
  CHSC70897  Leptosiphon bolanderi Vernon Oswald; Lowell Ahart 1998-4-27 8971 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. Near a streamlet. 597 Comment
  CHSC80557  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC66052  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7529 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a slope above Paynes Creek at this location. 152 Comment
  SJSU8711  Leptosiphon ciliatus R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  RSA90632  Leptosiphon ciliatus Milo S. Baker 1953-6-21 12770 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  CAS-BOT-BC226737  Leptosiphon latisectus Lowell Ahart 1979-4-25 s.n. Tehama Highway 36, 5 miles east of Red Bluff Comment
  CHSC102233  Leptosiphon parviflorus L. P. Janeway; B. Castro 2009-4-25 9779 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  UC1037360  Lesquerella occidentalis subsp. occidentalis Douglas Barbe 1955-7-16 183 Tehama e ridge leading to summit of South Yolla Bolly Mountain (Mt. Linn) (western Tehama County); ridge leading to summit South Yolla Bolly Mt. (Mt. Linn) 2286 Comment
  UC1609136  Lesquerella occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1993-9-2 5917 Tehama ridge running e from Mt. Linn (South Yolla Bolly Mtns., ca 20 mi (air) nw of Paskenta); South Yolla Bolly Mountains, e from Mt. Linn 2377 Comment
  RSA565035  Lessingia nana D. W. Taylor 1991-8-13 12270 Tehama ca. 4.5 miles west-northwest of Corning, in area of vernal pools 113 Comment
  RSA595742  Lessingia nana Louis C. Wheeler 1958-8-25 7444 Tehama 1.5 mi. south of Vina on Vina-Chico Road, en route to Corning. Comment
  UCD134084  Lessingia nana Ray Evans 1955-9-1 s.n. Tehama Exact location unknown. Comment
  UCD134087  Lessingia nana E. Wagner 1994-7-14 s.n. Tehama 2.5 m north of Butte/Tehama County border along Hwy 99. Comment
  CHSC77544  Lessingia nemaclada Heidi West; Jenny Marr, Caroline Warren, Joyce Lacey-Rickert 1998-5-19 Tehama Vicinity of uppermost N. Fork Stony Creek. 274 Comment
  CHSC78809  Lessingia nemaclada Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC95212  Lessingia nemaclada R. D. Fischer 2005-9-10 786 Tehama Sierra Nevada, along county road 27N08 ca. 3 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. 1097 Comment
  JEPS22702  Lessingia nemaclada Francia Chisaki and Gene B. Newcomb 1958-6-20 1144 Tehama near entrance of cut-off to Inskip Look-out (the cut-off on road leading northward out of Paynes Creek to Inskip Power House, Lassen National Forest); Lassen National Forest Comment
  JEPS59021  Lessingia nemaclada John Thomas Howell 1960-7-24 36003 Tehama 10 mi ne Red Bluff Comment
  SD71322  Lessingia subspicata John T. Howell 1960-7-24 36003 Tehama 10 Miles northeast of Red Bluff Comment
  JEPS97360  Lessingia virgata Vernon H. Oswald 1995-6-30 6954 Tehama T29N R2W NW1/4 NW1/4 Sect. 35, 700 ft., Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  UC923145  Ligusticum grayi Freed W. Hoffman 1950-7-5 3259 Tehama trail to Yolla Bolly Summit (N. Yolla Bolly) from White Rock Guard Station (near Trinity-Tehama Co. boundary) 1828 Comment
  CAS-BOT-BC508410  Lilium kelleyanum H. C. Cantelow 1938-7-5 2422 Tehama Near Deer Creek, SW of Chester 1280 Comment
  SEINET4399746  Limnanthes Leila M. Shultz 1990-5-5 11333 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  OBI78271  Limnanthes alba Robert F. Hoover 1937-5-19 2294 Tehama Coyote Crk bridge, S of Red Bluff Comment
  UC1594618  Limnanthes alba subsp. versicolor Vernon H. Oswald and Lowell Ahart 1992-4-21 4923 Tehama Forest Rd 28N23 (Oak Creek Rd) between Hogback Rd Plum Creek Road (0.1 mi s of Oak Creek, ca 5 air mi se of Paynes Creek) 762 Comment
  CHSC2829  Limnanthes douglasii subsp. rosea David Prall 1965-3-28 Tehama At edge of vernal pond 10 yds. east from Meridian Rd. 8 miles N.E. of HW. 99E. 60 Comment
  CHSC53965  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4548 Tehama Hog Lake on the west side of Hwy 36, 3.8 miles southwest of Dales. 268 Comment
  CHSC96611  Limnanthes douglasii subsp. rosea Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13607 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  JEPS88459  Limnanthes douglasii subsp. rosea Vernon H. Oswald and Lowell Ahart 1996-4-8 7338 Tehama NE of Red Bluff (ditch on N edge of gravel road 1.3 m W of parking lot on Hwy. 36, BLM parcel); Cascade Range Foothills, Hog Lake Plateau 246 Comment
  UC1303141  Limnanthes douglasii subsp. rosea A. A. Heller 1926-4-10 13914 Tehama along Pacific Hwy se Vina 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
  SD60212  Limnanthes douglasii var. rosea A. A. Heller 1926-4-10 13914 Tehama Along the Pacific Highway [now Hwy 99] southeast of Vina. Comment
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Jul 16 2009
  CHSC54011  Limnanthes floccosa subsp. floccosa Vernon H. Oswald 1991-4-3 4481 Tehama Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 112 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
  CHSC41098  Limosella acaulis Pauleen Broyles 1982-5-21 644 Tehama The Nature Conservancy Vina Plains Preserve. Boundary of sections 20 and 29, e of Hwy. 99. 60 Comment
  UC1586612  Limosella acaulis Vernon H. Oswald and Lowell Ahart 1991-5-9 4574 Tehama ca 1.5 mi ne Bend Bridge over the Sacramento River (Paynes Creek Recreation Area, 0.25 mi ne of the entrance kiosk, ca 6.5 mi nne of Red Bluff); Sacramento River, Paynes Creek Recreation Area 112 Comment
  UC2026992  Limosella aquatica Anthony Baniaga 2011-6-12 350 Tehama CDFG: Tehama State Wildlife Area. Near intersection of Plum Creek Rd (202) and High Trestle Rd (28N23) Comment
  JEPS58277  Linanthus bolanderi Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) 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
  UC54530  Linanthus ciliatus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4369 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS94163  Linanthus dichotomus Vernon Oswald and Lowell Ahart 1998-4-21 8925 Tehama Round Valley Rd. (M4) w. Paskenta (2.1 mi. w. of Newville Rd.); Inner N. Coast Ranges 304 Comment
  HSC95552  Linanthus dichotomus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 19 Tehama Hwy. 36, W facing slope on N side of rd. 439 Comment
  UC1148887  Linanthus harknessii Milo S. Baker 1940-8-13 9821 Tehama Murphy's Government Flat Comment
  UC1019895  Linanthus latisectus Milo S. Baker 1953-5-10 12616 Tehama w of Paskenta (along logging road, between 9 and 10 mile posts) Comment
  UCD123906  Linaria dalmatica T. C. Fuller 1968-9-17 17615 Tehama corner of the yard, opposite the west end of the school yard, Scenic Ave., Mineral. Comment
  CDA41687  Lindernia dubia var. anagallidea L. Ahart, John Dittes 2003-9-17 10592 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 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
  RSA123550  Linum lewisii Milo S. Baker, Douglas Barbe 1955-7-16 195 Tehama On the east ridge leading to the summit of South Yolla Bolly Mtn. (Mt. Linn). 2348 Comment
  CHSC66215  Lipocarpha micrantha Vernon H. Oswald; Lowell Ahart 1996-6-3 7721 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  JEPS94170  Lithophragma affine Vernon Oswald and Lowell Ahart 1998-4-27 8972 Tehama w. Red Bluff (s.e. of Platina, Pettyjohn Rd. 0.9 mi. w. of its junction w/ Weemasoul Rd.) 597 Comment
  CHSC64370  Lithophragma bolanderi Vernon H. Oswald; Lowell Ahart 1995-3-19 6538 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the s rim of the basalt ridge in the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  CHSC7035  Lithophragma bolanderi H. Alger 1969-4-19 20 Tehama East bank of Hooker Rd, 2.5 mi ne of Hooker Creek Rd. 152 Comment
  CHSC88512  Lithophragma bolanderi Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  JEPS127056  Lithophragma bolanderi Lowell Ahart, John Dittes 2016-4-29 20806 Tehama About 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS108563  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  UC639140  Lithophragma parviflorum var. trifoliatum L. Wohletz 1933-4-1 Tehama canyon wall Los Molinos River Los Molinos River; Los Molinos River canyon wall Comment
  UCSB13402  Lithospermum californicum Dearing, Hugh; Dearing, Margaret 1938-6-24 Tehama 5 miles east of Mineral Comment
  CHSC66474  Logfia gallica Vernon H. Oswald; Lowell Ahart 1996-5-20 7597 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  JEPS122124  Logfia gallica Lowell Ahart, John Dittes 2014-5-17 19510 -A Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS97227  Logfia gallica Vernon H. Oswald and L. Ahart 1995-4-25 6697 Tehama 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
  OBI54957  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  JEPS96074  Lomatium caruifolium var. denticulatum Vernon H. Oswald and Lowell Ahart 1996-4-3 7286 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., near intermittent stream just e. of dirt lane along w. side of parcel, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 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
  JEPS89915  Lomatium dasycarpum Dean W. Taylor 1987-4-27 8939 Tehama dry creek bed equidistant between Del Monte Dr. & Baywood Dr. Tehama Co. (reached via Bowman Rd.); Upper Sacramento Valley 161 Comment
  UCD112026  Lomatium dasycarpum Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  SEINET8589431  Lomatium dasycarpum B. G. Brehm 1968-4-7 2919 Tehama 5.5 mi W on Colyer Road from junction with Mountain Road; ca. 25 mi SW of Red Bluff Comment
  JEPS17048  Lomatium dasycarpum subsp. tomentosum W. L. Jepson 1899-4-25 14293 Tehama bed of Crane Creek, Stiver's Ranch western Tehama Co., Stiver's Ranch, Crane Creek Comment
  RSA67188  Lomatium macrocarpum P. A. Munz 1951-7-25 16861 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
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Jul 13 2009
  UC703131  Lomatium macrocarpum Alice Eastwood and John Thomas Howell 1941-7-9 9824 Tehama near Government Flat Comment
  UCD127697  Lomatium macrocarpum Dean W. Taylor 1976-7-9 6048 Tehama Cub Creek. 1859 Comment
  HSC31865  Lomatium marginatum var. marginatum Thomas E. Higley 1974-5-5 97 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  UC1094588  Lomatium marginatum var. marginatum C. R. Bell 1953-3-21 1395 Tehama 4.2 mi. n. Red Bluff (both sides U.S. Hwy. 99) Comment
  UC1440334  Lomatium marginatum var. marginatum Bert G. Brehm 1968-4-7 2920 Tehama about 23 mi SW of Red Bluff (2.7 mi W on Colyear Road past junction with Mountain Road; Site 13) Comment
  CHSC66468  Lomatium marginatum var. purpureum Vernon H. Oswald; Lowell Ahart 1996-5-20 7595 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  UC1949245  Lomatium utriculatum Barbara Ertter 1991-5-18 9861 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; NE-facing slope above steep draw Comment
  RSA21494  Lomatium vaginatum C. B. Wolf 1937-5-15 8676 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  JEPS13765  Lonicera conjugialis Joseph Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  CHSC66481  Lonicera interrupta Vernon H. Oswald; Lowell Ahart 1996-5-20 7571 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC77764  Lonicera interrupta B. Castro; L. P. Janeway, J. Witzman, B. Hendrickson 1999-5-19 897 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 342 Comment
  CHSC80628  Lonicera interrupta Lowell Ahart 2001-6-8 8768 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC241430  Lonicera involucrata var. involucrata Alice Eastwood; John Thomas Howell 1941-7-9 9827 Tehama Near Government Flat Comment
  SEINET10841206  Lotus crassifolius Mary Susan Taylor 1977-8-17 Taylor 1471 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  SEINET3557095 Image available Lotus crassifolius Loran C. Anderson, Kent Fish 1965-8-16 2939 Tehama at lower edge of pine forest near Beegun Peak, 3 air miles S of Platina on Mt. Tedoc road Comment
  HSC39993  Lotus humistratus J. P. Smith, J. O. Sawyer 1971-5-22 4636 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  JEPS87174  Lotus humistratus Vernon H. Oswald and Lowell Ahart 1992-4-21 4915 Tehama ca 4.75 mi (air) s Paynes Creek (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 17.6 mi (odometer) e of Hwy 99, 1.9 mi (odometer) e of the power transmission lines) 725 Comment
  UC1004194  Lotus humistratus W. A. Weber and Lewis S. Rose 1953-5-23 8467 Tehama 2 mi s Cottonwood 121 Comment
  UC1299185  Lotus oblongifolius var. oblongifolius Freed W. Hoffman 1949-7-19 3027 Tehama Regan Meadow, w Tehama County North Coast Ranges 1264 Comment
  UCR123530  Lotus oblongifolius var. oblongifolius George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6895 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
  RSA794946  Lotus purshianus var. purshianus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16314 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
  RSA565116  Lotus rubriflorus D. W. Taylor 1992-4-15 13343 Tehama 1 mile WNW of Dales Lake; disturbed right-of-way of PG&E natural gas pipeline. 198 Comment
  HSC95526  Lotus unifoliolatus var. unifoliolatus L. Ahart, John Dittes 2003-9-17 10579 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  JEPS55833  Lotus wrangelianus W. L. Jepson 1899-4-30 13794 Tehama Red Bluff Comment
  RSA105457  Lupinus adsurgens var. lilacinus Milo S. Baker 1955-7-25 13056 Tehama Mendocino National Forest above Whitlock Camp along County Road. 1524 Comment
  RSA90606  Lupinus adsurgens var. lilacinus Milo S. Baker, H. K. Wagnon 1953-6-21 12781 Tehama Logging road west of Paskenta. 1372 Comment
  JEPS65220  Lupinus albicaulis W. L. Jepson 1899-4-30 36 t Tehama Red Bluff Comment
  CHSC90884  Lupinus albifrons var. albifrons Niall McCarten; Roxanne Bittman 1986-6-15 5445 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC80548  Lupinus albifrons var. collinus Vernon H. Oswald; Lowell Ahart 2001-5-7 10008 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  UC1010394  Lupinus albifrons var. collinus Milo S. Baker and H. K. Wagnon 1953-6-21 12783 Tehama Logging road w of Paskenta (West Tehama County) 1219 Comment
  UC725892  Lupinus arbustus A. A. Heller 1940-5-22 15672 Tehama along State Highway #32, 2 mi e Chico Creek crossing; 2 mi e of Chico Creek crossing Comment
  JEPS65378  Lupinus argenteus var. meionanthus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CDA27426  Lupinus concinnus L. Ahart, Vernon Oswald 2001-5-7 10009 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  UC727110  Lupinus formosus var. robustus A. A. Heller 1940-5-1 15572 Tehama East of Red Bluff (along US Hwy 99E); ; Cone Ranch, E of Red Bluff, Tehama Co. Comment
  SFV1889  Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama North Coast Ranges Above Square Lake, upper side of South Yolla Bolly Mountain. 2119 Comment
  UC1034638  Lupinus latifolius var. viridifolius Milo S. Baker 1955-7-25 13064 Tehama ca 1 or 2 mi beyond Whitlock Camp along country rd Klamath Mountains (Mendocino National Forest, Klamath Mountains, w Tehama Co.); , Mendocino National Forest 1524 Comment
  UC1245149  Lupinus latifolius var. viridifolius J. M. Tucker 1959-7-19 3575 Tehama upper (south) South Yolla Bolly Mountain (above Square Lake); upper (south) side of South Yolla Bolly Mountain, Square Lak 2118 Comment
  UC54412  Lupinus lepidus var. sellulus H. M. Hall and E. B. Babcock July 1-2, 1903 4330 Tehama near Morgan ((Mill Creek Canyon) Mount Lassen); Mount Lassen, near Morgan 1524 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
  UC1506083  Lupinus luteolus Robert T. Clausen 1963-8-14 63401 Tehama 50 km W-SW of: Valentine ridge Red Bluff; Klamath Mountains, Sacramento River Drainage 1500 Comment
  CHSC79106  Lupinus microcarpus var. densiflorus B. Castro; L. P. Janeway 2000-3-22 1038 A Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 356 Comment
  CHSC87905  Lupinus microcarpus var. densiflorus Lowell Ahart 2004-6-11 11028 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  CDA27501  Lupinus microcarpus var. densiflorus G. D. Barbe 1985-4-5 4209 Tehama West of Red Bulff. Comment
  CHSC54101  Lupinus microcarpus var. microcarpus Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4606 Tehama Lowrey Rd 1.7 mi south of Colyear Springs Rd, north of Paskenta. 274 Comment
  RSA424767  Lupinus nanus var. apricus Aaron Liston, M. Blumler 1987-4-24 655 -8 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  JEPS88281  Lupinus nanus var. vallicola Vernon H. Oswald and Lowell Ahart 1996-5-6 7536 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s side of gravel road 1.4 mi w of parking lot on Hwy 36, (0.4 mi w of power line crossing gravel road),Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 249 Comment
  JEPS11640  Lupinus obtusilobus Milo S. Baker and Douglas Barbe 1955-7-16 200 Tehama on the e ridge leading to the summit South Yolla Bolly ((Mt. Linn)); summit South Yolla Bolly (Mt. Linn) 2316 Comment
  JEPS87398  Lupinus obtusilobus Vernon H. Oswald and Lowell Ahart 1993-9-2 5908 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2438 Comment
  UC1072712  Lupinus obtusilobus Douglas Barbe 1955-7-16 200 Tehama e ridge leading to South Yolla Bolly summit (west Tehama Co.); South Yolla Bolly, Mt. Linn 2316 Comment
  CHSC65731  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-3 7298 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valle. Locally common on a gravelly flat between an old meander of the intermittent stream and its present course ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC65761  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-8 7327 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Locally abundant on an open, grassy plateau on the E side of Paynes Creek N of its mouth on the Sacramento River. 106 Comment
  CHSC48566  Lupinus succulentus Vernon Oswald 1983-3-28 213 Tehama Near Black Butte Dam. 152 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
  CHSC88561  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
  CDA34744  Lycopus americanus L. 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 miles (air) northwest of Vina. Comment
  JEPS104122  Lycopus americanus Lowell Ahart 2003-9-17 10568 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  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
  CHSC66199  Lythrum hyssopifolia Vernon H. Oswald 1996-6-3 7692 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC77600  Lythrum hyssopifolia B. Castro; L. P. Janeway 1999-6-3 954 A Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 359 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
  JEPS97389  Lythrum hyssopifolia Vernon H. Oswald and L. Ahart 1995-6-13 6847 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  UC1606298  Lythrum hyssopifolia Barbara Ertter, Brad Olson 1991-7-5 10310 Tehama 15 air mi wnw of Red Bluff (at confluence of Big and Little Crane Creeks [=Stiver's Ranch], Long Gulch, in se corner of Metzger Ranch); Long Gulch, Metzger Ranch 213 Comment
  CHSC111023  Lythrum tribracteatum R. A. Schlising 2012-9-24 4475 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 17). 67 Comment
  CHSC118207  Madia elegans Tim Kask 3016-05-03 269 Tehama Antelope Creek drainage on McClure Trail. UTM 10T 0599257/4457720. 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
  CHSC102230  Madia elegans subsp. vernalis L. P. Janeway; B. Castro 2009-4-25 9780 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC105945  Madia exigua Lowell Ahart; John Dittes 2010-7-17 16854 Tehama Near the fence, near brush piles, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC77737  Madia exigua B. Castro; C. Warren, L. P. Janeway 1999-5-4 910 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. On ridgetop. 286 Comment
  CHSC80603  Madia exigua Lowell Ahart 2001-6-14 8829 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  UCSB63891  Madia exigua 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
  JEPS115877  Madia glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16308 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of L 1493 Comment
  JEPS108766  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  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
  RSA505416  Madia minima R. C. Bacigalupi, G. Thomas Robbins, K. Wagnon, D. Barbe 1955-7-17 5352 Tehama Ridge top, 0.3 mile south of Post Pile Camp, about 19 miles north of Paskenta, Mendocino National Forest 1921 Comment
  CHSC65864  Maianthemum stellatum Maria Ulloa-Cruz 1994-5-26 14 Tehama Yolla Bolla Ranger District. Pole Corral Creek. Shasta-Trinity National Forests. 1600 Comment
  JEPS103383  Malacothrix floccifera Lowell Ahart 2002-4-27 9545 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS36626  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA90790  Malacothrix floccifera Milo S. Baker 1953-5-9 12592 Tehama Logging road 6 miles west of Paskenta Comment
  POM304460  Malva neglecta Alice Eastwood, J. T. Howell 1941-7-9 9811 Tehama Government Flat Comment
  CHSC59169  Matricaria discoidea Vernon H. Oswald 1992-9-9 5198 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. Roadside. 1981 Comment
  CHSC75350  Matricaria discoidea Ben Myhre 1997-4-9 35 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  RSA699256  Medicago lupulina L. Ahart, Samantha Mackey Hillaire 2004-7-9 11218 Tehama Seep on the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 675 Comment
  JEPS95954  Medicago praecox Vernon H. Oswald and L. Ahart 1999-4-21 9711 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NW1/4 Sect. 23, 2100 ft, blue oak woodland 640 Comment
  RSA96894  Medicago praecox J. T. Howell 29188 Tehama Dibble Creek, 1.5 miles north of Red Bluff. Comment
  UCD112392  Melica Christopher Mallek 2008-5-7 RR4- 8 Tehama Raglin Ridge. 927 Comment
  CHSC80721  Melica aristata Lowell Ahart 2001-6-16 8872 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CAS-BOT-BC269524  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles north of Redding Comment
  CHSC78961  Melica californica Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicicinity of North Fork Stony Creek, Round Valley Road and Newville Road (Garland Road). 274 Comment
  UCD87316  Melica geyeri Beecher Crampton 1954-6-16 1977 Tehama Crane Mills logging road, 1 mile northwest of Whiskey Saddle, Mendocino National Forest--Paskenta District. 1524 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
  JEPS87472  Melica stricta Vernon H. Oswald and Lowell Ahart 1993-9-2 5898 Tehama ca 20 air mi nw Paskenta (ridge running e from Mt Linn); South Yolla Bolly Mtns. 2346 Comment
  UCD88483  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  CDA7115  Melilotus albus L. Ahart 2004-6-11 11024 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC107369  Melilotus indicus Lowell Ahart; John Dittes 2011-6-9 17459 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina. 76 Comment
  CHSC105229  Mentha pulegium Lowell Ahart; John Dittes 2010-7-19 16909 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
  JEPS102872  Mentzelia dispersa Lowell Ahart 2001-6-8 8780 Tehama S side of road M2, 9 mi W of Paskenta 792 Comment
  CHSC58042  Micranthes aprica Vernon H. Oswald 1992-5-18 4940 Tehama Lassen Volcanic National Park. W. on Juniper Lake Rd. 0.3 mi N of the park boundary. 1999 Comment
  CAS-BOT-BC428741  Micranthes californica A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 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
  SEINET7072740  Micropus californicus A. G. Vestal 1963-5-9 s.n. Tehama About 14.6 miles northwest of Chico on Route 99 and about 2 miles southeast of Hoag Slough. UTM Zone 10, 583021mE, 4420093mN. Coordinate datum: NAD 27.) Comment
  JEPS113145  Micropus californicus var. californicus Lowell Ahart 2007-5-8 13715 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 111 Comment
  CAS-BOT-BC348430  Micropus californicus var. californicus Doris Kildale Gillespie 1930-5-9 9284 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  UCD134483  Micropus californicus var. californicus Joseph M. DiTomaso 1976-3-28 379 Tehama 1.5 miles north of Butte County line on Highway 99. Comment
  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
  JEPS88503  Microseris acuminata Vernon H. Oswald and Lowell Ahart 1996-4-23 7422 Tehama BLM parcel along Hwy 36 ne Red Bluff (w shore of lake); Cascade Range Foothills, Hog Lake Plateau, Hog Lake 265 Comment
  HSC6022  Microseris acuminata John L. Heywood, D. H. Norris 1968-3-13 1843 Tehama Hwy. 36, ca. 67.74 mi. E of Shasta Co. line Comment
  CHSC64695  Microseris douglasii subsp. douglasii Vernon H. Oswald; Lowell Ahart 1995-5-9 6719 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the edge of the wetland just sw of Pool 20. 213 Comment
  UC1949315  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 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
  UCD80653  Microsteris gracilis CNPS SN Foothill Team 2005-6-27 SNNR 0455 b Tehama USFS, Lassen National Forest. 923 Comment
  CHSC84598  Mimetanthe pilosa Lowell Ahart; John Dittes 2003-9-17 10593 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
  CHSC88290  Mimulus Lowell Ahart 2004-6-28 11137 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS7873  Mimulus bolanderi Milo S. Baker and H. K. Wagnon 1953-5-31 12638 Tehama logging road nw Paskenta (near 7 mi post) Comment
  JEPS10545  Mimulus breweri W. L. Jepson 1897-7-24 54 m Tehama South Yallo Balley 2926 Comment
  POM216500  Mimulus breweri H. P. Bracelin 1932-7-23 668 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  SEINET3365890 Image available Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Hwy near junction with the old road 1676 Comment
  UC726337  Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Highway near the junction with the old road Mineral-Lassen Park Highway Comment
  RSA31630  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama Along Deer Creek between the first westerly crossing on the Deer Creek Road and Deer Creek Meadows. Comment
  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
  CDA11958  Mimulus douglasii G. F. Hrusa 1989-4-1 5907 Tehama North Coast Ranges; Hwy 36 approx. 1/2 way between Red Bluff and Wildwood. Comment
  JEPS10569  Mimulus douglasii Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA714828  Mimulus guttatus Daisie Huang 2006-4-15 6041546 Tehama Roadside of Hwy 36. 267 Comment
  UC1736641  Mimulus guttatus Dean Wm. Taylor, Elizabeth Hubert 1992-5-26 12651 Tehama ca. 1.5 air mile N of Dales Lake; Inks Creek; Inks Creek, ca. 1.5 air mile N of Dales Lake, on shore of large stock pond in unnamed south fork Inks Creek 186 Comment
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Nov 28 2007
  UC2031400  Mimulus guttatus Barbara Ertter with Brad Olson 1991-7-4 10194 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning Comment
  RSA123562  Mimulus guttatus G. D. Barbe 1955-6-21 230 Tehama South shore of Square Lake. 2104 Comment
  UCD122728  Mimulus kelloggii R. N. Raynor 1940-5-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  UC1949186  Mimulus layneae Barbara Ertter with Brad Olson 1991-7-4 10214 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
  UC726172  Mimulus moniliformis A. A. Heller 1936-6-19 Tehama Mineral Comment
  CHSC28405  Mimulus moschatus J. D. Jokerst 1979-7-16 294 Tehama Marsh and pond area along Forest Service Trail 3E12, 1.0 mi. W. of trailhead. Comment
  RSA791129  Mimulus moschatus Gerald Dickinson 1964-7-24 234 Tehama Anthony Peak, 1/4 mi below on east slope. Growing at water tank overflow. 2043 Comment
  JEPS17626  Mimulus nanus var. nanus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5334 Tehama 3/4 mi e and above Somerset Meadow (1.2 mi below and s of Ovenlid); High North Coast Ranges 1889 Comment
  JEPS95754  Mimulus nasutus Vernon H. Oswald and L. Ahart 1995-4-25 6700 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff; located on the s side of the basalt ridge crossing the nw corner of the reserve. Comment
  JEPS105966  Mimulus pilosus Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  UCSB1692  Mimulus pilosus Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 2.2 miles east of Paskenta 228 Comment
  HSC20788  Mimulus pilosus Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  UC600974  Mimulus primuloides Mrs. H. P. Bracelin 1932-7-23 666 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  UC625477  Mimulus primuloides Frank W. Gould 1938-6-26 467 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  UCD19417  Mimulus primuloides Gerald Dickinson 1964-7-24 236 Tehama Anthony Peak, east slope. 2042 Comment
  UC980579  Mimulus primuloides subsp. primuloides Milo S. Baker and H. K. Wagnon 1953-7-12 12880 Tehama 6.1 mi beyond Whitlock Camp (w Tehama Co.) 1828 Comment
  JEPS4669  Mimulus pulsiferae Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  SBBG15429  Mimulus pulsiferae H. and M. Dearing 1938-6-22 2073 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  UCD23443  Mimulus torreyi R. Tofsrud 1949-6-1 7 Tehama Highway 36 near Paynes Creek. Gleason Burn Plot. Comment
  CDA41816  Mimulus torreyi L. Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC93463  Minuartia californica Lowell Ahart 2006-5-5 12569 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards north of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 610 Comment
  JEPS22482  Minuartia californica Willis L. Jepson 1899-4-26 Tehama Crane Creek district; hills, w Tehama Co. Comment
  JEPS51396  Minuartia californica Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA704007  Minuartia californica Daphne K. Christopher, Hannah Stevens, M. Bibbo 2003-4-20 218 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  UCD80212  Minuartia californica CNPS SN Foothill Team 2006-3-27 SNFN 0310 Tehama TNC Easement Denny Ranch. Located 100 m north of SNFN0309. 213 Comment
  HSC1835  Minuartia californica Larry Berti 1969-3-19 31 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  POM285530  Minuartia californica Lyman Benson 1929-3-26 10056 Tehama Corning. 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
  CHSC91015  Minuartia douglasii David W. Isle 1995-5-2 1054 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC44200  Minuartia nuttallii subsp. gregaria Vernon Oswald 1988-6-27 3534 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC79149  Minuartia nuttallii subsp. gregaria L. P. Janeway 2000-6-29 6843 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  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
  RSA158057  Minuartia nuttallii subsp. gregaria J. M. Tucker, L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  JEPS94985 Image available Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  JEPS95118  Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  JEPS126578  Monardella breweri subsp. lanceolata Lowell Ahart, John Dittes 2016-6-22 21027 Tehama About 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  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
  RSA764369  Monardella odoratissima subsp. pallida V. A. Funk, L. M. Prince 2003-6-23 12447 Tehama Lassen National Forest, along rt 32, 0.3 mi east of Deer Creek. 1-2 miles before intersection of rts. 32 and 89. 1341 Comment
  UC1543858  Monardella odoratissima subsp. pallida Harold and Virginia Bailey 1948-8-27 3056 Tehama Lassen Volcanic National Park, Loop Highway overlooking Sulphur Creek, below Sulphur Works 2072 Comment
  UCR130062  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2001-7-7 6911 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
  CHSC77592  Monardella sheltonii B. Castro; L. P. Janeway 1999-6-24 995 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 359 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
  CHSC65674  Montia fontana subsp. amporitana Vernon H. Oswald; Lowell Ahart 1996-3-6 7225 Tehama Hog Lake Plateau. BLM parcel. Near the Jeep Trail running along the N side of a ridge, ca. 1.5 mi WSW of the parking lot at Hog Lake Plateau. 237 Comment
  CHSC64363  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in shallow water in the intermittent drainage w of the borrow pit. 213 Comment
  CHSC94359  Montia linearis Lowell Ahart 2006-7-19 13047 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CHSC88235  Muhlenbergia filiformis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11190 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
  JEPS115388  Muhlenbergia filiformis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16345 -A Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 Comment
  RSA718744  Muhlenbergia filiformis L. Ahart 2006-7-25 13080 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  RSA755209  Muhlenbergia filiformis L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16345 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
  UCD86586  Muhlenbergia filiformis Milo S. Baker 1940-8-14 9814 Tehama Trail to Cherry Lake north of Government Flat. Comment
  JEPS105189  Muhlenbergia rigens Dean W. Taylor 1992-10-8 13265 Tehama Sourgrass Creek; ca. 8 miles SW of Corning Bluff 85 Comment
  SEINET4343721 Image available Muhlenbergia rigens Barbara Ertter, Brad Olson 1991-7-5 10300 Tehama Metzger Ranch at confluence of Big and Little Crane Creeks [="Stiver's Ranch"], ca 15 airmiles WNW of Red Bluff 213 Comment
  CHSC64556  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1995-4-10 6607 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the nw edge of Pool 8 and the w boundary fence. 213 Comment
  JEPS87181  Myosurus minimus Vernon H. Oswald and Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) 7.8 (odometer) mi e Hwy 99 (10 mi (air) e of Red Bluff) 289 Comment
  JEPS90884  Myosurus minimus Dean W. Taylor 1990-5-9 11687 Tehama 300 meters n of Stony Creek (along the right-of-way of electrical transmission lines (PG&E Pit-Vaca Line), Sacramento Valley); Sacramento Valley 112 Comment
  CHSC101598  Nassella cernua David W. Isle; Rhonda Isle 2002-4-19 1685 Tehama Approximately 3 miles north of junction of Black Butte Road (from Black Butte Reservoir west of Orland to Paskenta Road west of Corning). North of Black Butte Road along the E-W stretch lath parallels the eucalyptus grove adjacent and south of B.B. Road. Comment
  CHSC77975  Nassella cernua B. Castro; C. Warren, L. P. Janeway 1999-5-4 913 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  JEPS102494  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA93478  Nassella lepida H. K. Wagnon s.n. Tehama 6 mi west of Paskenta along logging road Comment
  CHSC116926  Nassella pulchra J. P. Bergmann 2011-4-26 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  UCSB63933  Nasturtium officinale Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R3W NW1/4 Sw1/4 Sect.13; Cascade Range Foothills; along Payness Creek at this location 124 Comment
  JEPS28788  Navarretia divaricata George W. Gillett 1957-8-18 1093 Tehama about 0.25 mi above Sulphur Works Checking Station (lower portion of the Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  JEPS101682  Navarretia divaricata subsp. divaricata Dean W. Taylor 1997-7-18 16134 Tehama Ball Rock 1981 Comment
  JEPS105611  Navarretia filicaulis L. P. Janeway 2003-6-14 7840 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  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
  RSA757308  Navarretia filicaulis Barbara Ertter, James R. Shevock 1992-6-14 11201 Tehama Mill Crek Rim on north side of Mill Creek, Ponderosa Way 3.6 miles north of Mill Creek Crossing, about 13 air miles southwest of Mineral. 1067 Comment
  JEPS97271  Navarretia heterandra Vernon H. Oswald and L. Ahart 1995-5-16 6725 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  RSA107405  Navarretia heterandra L. S. Rose 1955-6-19 s.n. Tehama Hog wallow, 8.5 miles S of Corning 91 Comment
  CHSC44287  Navarretia intertexta V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3370 Tehama Trail just e of Dead Rabbit Lake. 579 Comment
  UCD15047  Navarretia intertexta Barbara Babbe 1977-5-21 11 Tehama California, Tehama Co.; 1/4 mile north of Corning Road along Freeman School House Road; 83 Comment
  JEPS97262  Navarretia intertexta var. intertexta Vernon H. Oswald 1995-5-22 6742 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 207 Comment
  CHSC80241  Navarretia jepsonii B. Castro; L. P. Janeway 2000-6-19 1198 B Tehama Vicinity of Paskenta and Thomes Creek. 320 Comment
  HSC96840  Navarretia jepsonii L. Ahart 2004-6-11 11021 Tehama E of Dead Rabbit Lake along trail, 50 yds. W of Nomalaki Trail, 1.5 mi. NW of Bowers Creek, 2.25 mi. NW of FS Rd. 23N69, 8 mi. SW of Paskenta 550 Comment
  UCD48415  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama 6 miles w.s.w Paskenta (in direct line) ridge between Hatch Field and Lake Hollow serpentine soil. Range extension in Calif. 609 Comment
  CHSC9727  Navarretia leptalea Nancy Mosman 1971-7-17 96 Tehama Located 10 ft s of Hwy 32 in roadside meadow ca. 18.6 mi s of Chester. 1066 Comment
  CHSC57488  Navarretia leucocephala K. Castell-Blanch 1990-4-24 12 Tehama Ca. 14.5 mi n of Chico. 1.7 mi ne of Soto Lake, vernal pool locations. 88 Comment
  CDA16182  Navarretia leucocephala G. F. Hrusa, J. Hart 1999-4-29 15035 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 137 Comment
  OBI11319  Navarretia leucocephala R. F. Hoover 1968-5-29 11134 Tehama 4 miles SE of Vina Comment
  CAS-BOT-BC230341  Navarretia leucocephala subsp. bakeri John Thomas Howell 1955-6-12 30303 Tehama 8.5 miles S of Corning Comment
  UC1950115  Navarretia leucocephala subsp. bakeri Barbara Ertter with Brad Olson 1993-5-15 11825 Tehama BLM land; south of road; Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff Comment
  CHSC64630  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald; Lowell Ahart 1995-4-25 6688 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 the bed of the intermittent stream located on the s side of the basalt ridge crossing the nw corner of the reserve. 207 Comment
  UC1026715  Navarretia linearifolia subsp. pinnatisecta Douglas Barbe 1955-7-17 212 Tehama Cold Spring Camp Klamath Mountains, Mendocino Nat. Forest (Mendocino Nat. Forest, Klamath Mountains, w Tehama County) 1889 Comment
  UC1299532  Navarretia linearifolia subsp. pinnatisecta Freed W. Hoffman 1950-6-30 3698 Tehama 10.7 mi w Paskenta; w of Paskenta Comment
  JEPS105973  Navarretia mellita Lowell Ahart 2004-6-11 11045 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 582 Comment
  CHSC77775  Navarretia pubescens B. Castro; L. P. Janeway 1999-6-10 978 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. On terrace near creek channel. 301 Comment
  UCD21114  Navarretia pubescens Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 290 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0585167; 4416230. Comment
  UC1949346  Navarretia sinistra subsp. pinnatisecta Barbara Ertter with Brad Olson 1991-7-6 10392 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
  CHSC101431  Navarretia sinistra subsp. sinistra David Isle 1990-5-2 1539 Tehama Pollard Superior Tree Progeny Site, N of 24N01.2. 1280 Comment
  CHSC84677  Navarretia subuligera Samantha Mackey Hillaire; Brian Elliott 2003-5-31 325 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Right at trailhead. 978 Comment
  CDA18416  Navarretia tagetina G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2660 Tehama Sacramento Valley; On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. 243 Comment
  CHSC41029  Navarretia tagetina Pauleen Broyles 1982-5-10 561 Tehama The Nature Conservancy Vina Plains Preserve. W of Sheep Camp Ditch and ca 400 m to nw of barn in s pasture. 60 Comment
  CHSC86982  Navarretia tagetina Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  UC1076049  Navarretia tagetina Herbert L. Mason 1947-5-18 14789 Tehama 1 mi w Corning Comment
  UC2031484  Navarretia tagetina Barbara Ertter with Brad Olson 1991-7-5 10297 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  CHSC77361  Navarretia viscidula L. P. Janeway; Caroline Warren 1999-6-15 6467 Tehama Low ridge between South Fork Cottonwood Creek and un-named side canyon. 320 Comment
  UC763061  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
Read comments
Jul 16 2009
  SD71270  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama 1 mile south of Cottonwood, dry clay flat Comment
  SEINET197050  Navarretia viscidula L. Constance, R. Bacigalupi 1951-6-12 3381 Tehama Stream was 8 mile northwest of Red Bluff 91 Comment
  UCSB63857  Navarretia viscidula Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 SE1/4 Sect. 18; Cascade Range Foothills; ca. 0.6 mi southwest of the parking lot at Hog Lake 274 Comment
  SEINET10464810  Nemacladus capillaris Alice Eastwood, John Thomas Howell Eastwood 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1002649  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama 5 mi w Paskenta (w Tehama County) Comment
  SEINET10840530  Nemacladus montanus Baker 1953-6-20 Baker 12744 Tehama Logging road west of Paskenta near 8th or 9th mile post; West Tehama County Comment
  UC921164  Nemacladus montanus Freed Hoffman 1950-7-3 3760 Tehama 10.5 mi w Paskenta Comment
  JEPS3211  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-1 2185 Tehama overgrazed hills 5 mi sw Paskenta (Inner North Coast Ranges); , sw of Paskenta 365 Comment
  UC606888  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-1 2185 Tehama overgrazed hills 5 mi sw Paskenta; Inner North Coast Ranges, sw of Paskenta 365 Comment
  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
  CHSC83371  Nemophila menziesii subsp. menziesii L. P. Janeway; Shirley Innecken 2002-3-21 7450 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 320 Comment
  UC1949194  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-6 10367 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  CHSC103806  Nemophila pedunculata Barbara Ertter; Brad Olson 1991-7-6 10403 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  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
  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
  UC765855  Odontostomum hartwegii R. F. Hoover 1936-5-21 1178 Tehama 4 mi. s. Cottonwood Comment
  CDA39391  Odontostomum hartwegii S. T. Ancell 1960-5-17 s.n. Tehama Child s Ranch, Battle Creek, west of Manton. 0 Comment
  RSA424687  Odontostomum hartwegii Aaron Liston, M. Blumler 1987-4-24 654 -1 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC29841  Orcuttia pilosa K. R. Stern 1980-6-16 6662 Tehama Vernal pool, 0.7 mi. E of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
  CHSC35166  Orcuttia pilosa R. A. Schlising; J. Jokerst, J. Fuller 1981-10-1 4210 Tehama S part of county in Vina Plains several miles from the Sacramento River. In vernal pool. 60 Comment
  CHSC51520  Orcuttia pilosa Pauleen Broyles 1982-6-10 720 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in central pasture. Comment
  CHSC52893  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  JEPS84163  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. 60 Comment
  JEPS84170  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-11 845 Tehama about 6 mi ne Vina (1.8 mi ene of end of Reed Orchard Road); Central Valley 114 Comment
  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
  SEINET10901932  Orcuttia pilosa Mary Susan Taylor 1980-1 Tehama Comment
  CAS-BOT-BC254352  Orcuttia tenuis F. T. Griggs 1973-8-31 128 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CHSC43103  Orcuttia tenuis Pauleen Broyles 1982-8-11 837 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in easternmost pasture. 68 Comment
  CHSC52903  Orcuttia tenuis R. D. Stone 1986-7-21 774 Tehama Central Valley. Ca. 10 miles NE of Red Bluff, S side of unpaved road to Tuscan Buttes 0.9 miles E of its intersection with Highway 36. Pond. 292 Comment
  CHSC64826  Orcuttia tenuis Vernon H. Oswald 1995-6-4 6824 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of Dales Lake (collected at the SW corner). 213 Comment
  CHSC83241  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. In vernal pond. Comment
  JEPS84126  Orcuttia tenuis R. D. Stone 1986-8-23 802 Tehama 1.4 mi wsw Dales Lake (0.4 mi sw of intersection of natural gas pipelines, about 13 mi ne of Red Bluff); Central Valley, Inks Creek Ranch 195 Comment
  JEPS84133  Orcuttia tenuis R. D. Stone 1986-7-21 773 Tehama 0.85 mi due s Hog Lake (0.35 mi e of Hwy 36, ca 10 mi ne of Red Bluff); Central Valley 289 Comment
  OBI55518  Oreostemma alpigenum var. andersonii David J. Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen Natl Forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CAS-BOT-BC500198  Orobanche fasciculata John Thomas Howell 1960-8-19 36192 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  RSA714825  Orthocarpus erianthus Daisie Huang 2006-4-15 6041508 Tehama Manton Rd. 204 Comment
  SEINET10549697  Orthocarpus lithospermoides Mary Susan Taylor 1980-4-12 Taylor 2464 Tehama T24N R1E sw sec 28 Richardson Springs quad; on Howard Wurlitzer Ranch, N side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi E of Meridian Road, ca. 11 mi N of Chico. With L. Ahart & J.D. Jokerst. 122 Comment
  JEPS110310  Osmorhiza chilensis Lowell Ahart 2006-7-19 13045 Tehama Forest along the west side of the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  UC1477058  Osmorhiza occidentalis Porter P. Lowry, II 1977-7-6 849 Tehama on Park road 1/2 mi below Lassen Chalet (intersection with Broakoff <sic> Ht. Trail); Lassen Volcanic National Park Comment
  CHSC25332  Oxypolis occidentalis M. P. Hayes; Warner 1977-8-14 36 Tehama N of road along Highway 32 parallel to Deer Creek, c. 7.5 mi ne of Potato patch Campground. 1143 Comment
  JEPS101378  Packera greenei Dean W. Taylor 1997-7-10 16123 Tehama Valentine Ridge; Yolla Bolly Mtns; Mendocino National Forest 685 Comment
  CHSC114612  Packera greenei Brad Penkala 1990-6-7 119 Tehama Yolla Bolla Ranger District. Little Red Mountain, along Forest Service Rd. 1300 Comment
  JEPS103353  Packera subnuda Lowell Ahart 2002-6-29 9812 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  JEPS103584  Packera subnuda Lowell Ahart 2002-6-29 9812 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  JEPS75059  Panicum capillare W. L. Jepson 1929-9-27 15284 Tehama Manton 853 Comment
  UCSB25909  Parnassia palustris Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Ide's Cove, foot of Mt. Linn (South Yolla Bolly Peak) South Yolla Bolly Mountains 2133 Comment
  JEPS88616  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-6 1503 Tehama ca 5.2 air km ese Spring Branch-Battle Creek confluence (on plain s of Spring Branch, 27 air km ne of Red Bluff, just w of gas pipeline); ese of Spring Branch-Battle Creek confluence 297 Comment
  JEPS88620  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-4 1492 Tehama ca 1.5 air km wnw confluence of Paynes Creek and De Haven Gulch drainage (19 air km ne of Red Bluff, on plain wnw of Dales, in vicinity of gas pipeline); wnw of confluence of Paynes Creek and De Haven Gulch drainag 195 Comment
  NY342566  Paronychia ahartii J. T. Howell 1955-6-12 30307 Tehama 8.5 miles south of Corning Comment
  CHSC41060  Paspalum dilatatum Pauleen Broyles 1982-6-24 833 Tehama The Nature Conservancy Vina Plains Preserve. Below manmade pond along irrigation ditch s of Lassen Road. 66 Comment
  HSC10521  Paspalum dilatatum Larry Berti 1968-11-22 Tehama At the junction of Red Bank Creek and Panskenta Rd. Comment
  CHSC62920  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1994-4-6 6086 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC64342  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1995-3-19 6526 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between the southern cluster of vernal pools and the basalt flow to the south. 210 Comment
  UC1051424  Pectocarya pusilla Francia Chisaki 1956-4-19 679 Tehama 2.1 mi s Plaskenta (on rd to Lowrey) Comment
Read comments
Jul 19 2009
  CHSC27555  Pedicularis densiflora W. K. Cheechov 1978-3-24 2 Tehama Ca. 25 ft w of Pettyjohn Rd. 2.6 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 219 Comment
  CHSC87453  Pedicularis densiflora R. D. Fischer 2004-3-14 87 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. UTM: 10617775E 4447032N. 879 Comment
  SEINET263491 Image available Pedicularis densiflora Richard J. Shaw 1993-5-23 5101 Tehama Lassen National Forest ; Mile marker 89 near jct of Hwys 36 & 89 near Morgan Summit 1707 Comment
  SBBG7102  Pedicularis groenlandica H. and M. Dearing 1939-6-12 3643 Tehama near stream, S of Lassen Volcanic Nat Park 1524 Comment
  JEPS102888  Pediomelum californicum Vernon H. Oswald 2001-5-30 10031 Tehama Log springs Rd (M4) between Salt Creek Conservation Camp and Log Springs, 0.2 mi east of the 14 mile post. 914 Comment
  JEPS106150  Pediomelum californicum Lowell Ahart 2004-4-29 10813 Tehama Along the Nomalaki Trail, about 1/2 mile by trail northwest of Dead Rabbit Lake, about 1 1/4 miles northwest of Bowers Creek, about 2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 1/2 miles (air) southwest of Paskenta 564 Comment
  UCD108143  Pediomelum californicum Beecher Crampton 1954-6-16 1997 Tehama Tehama County, Round Mountain area, Whitlock Camp, to the west of Paskenta. 1219 Comment
  CHSC77715  Pellaea andromedifolia B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 928 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  CHSC86840  Pellaea andromedifolia Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC65043  Pellaea brachyptera Vernon H. Oswald; Lowell Ahart 1995-7-17 7094 Tehama Forest Road 29N22 2.4 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1780 Comment
  UC1299763  Pellaea brachyptera Freed W. Hoffman 1950-7-6 3763 Tehama ca. 1 mi ne White Rock Guard Station (western) Comment
  CAS-BOT-BC77152  Pellaea mucronata subsp. mucronata C. D. MacNeill 1963-5-26 s.n. Tehama Deer Creek near Onion Butte, Hwy. 32 about 7 airline mi. N. Butte Mdws. 1005 Comment
  CHSC116667  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 A Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC87313  Pellaea mucronata var. californica Lowell Ahart 2004-4-29 10811 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
  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
  CHSC68968  Penstemon anguineus Vernon Oswald; Lowell Ahart 1997-7-7 8710 Tehama Forest Route 35 at Jones Camp Creek, north side of the Yolla Bolly-Middle Eel Wilderness east of Rat Trap Gap. 1524 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
  CHSC108077  Penstemon azureus B. Castro; L. P. Janeway 2000-6-11 1282 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, above Pepperwood Spring. 899 Comment
  UCD80793  Penstemon azureus var. angustissimus CNPS SN Foothill Team 2005-6-22 SNNR 0418 Tehama USFS, Lassen National Forest, Ishi Wilderness Area. 1140 Comment
  CHSC102470  Penstemon azureus var. azureus L. P. Janeway 2009-4-21 9827 Tehama Cascade Range Foothills. Tehama Wildlife Area; near top of ridge overlooking Antelope Creek from the south; along Ishi Road 0.3 road km east of East Grapevine Jeep Trail. 588 Comment
  CHSC43770  Penstemon azureus var. azureus Vernon Oswald 1986-6-23 2146 Tehama M2 (23N01) 12.7 mi w of Paskenta. 1188 Comment
  HSC39132  Penstemon heterophyllus subsp. purdyi Gary S. Lester 1974-6-30 341 Tehama Road to Tedoc Mtn., out of Beegum, near Beegum Peak 1220 Comment
  RSA93500  Penstemon heterophyllus subsp. purdyi Milo S. Baker, H. K. Wagnon 1953-5-30 12725 Tehama A few miles out of Corning towards Paskenta. Comment
  CHSC87020  Penstemon heterophyllus var. heterophyllus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 304 Comment
  JEPS105854  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  UC1238954  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-6-29 2496 Tehama along road from Alder Springs n across Grindstone Creek to Paskenta-Covelo road at Fiddler's Green 3.7 mi n Grindstone Creek; North Coast Ranges, n of Grindstone Cr, Fiddler's Green 655 Comment
  CHSC80699  Penstemon neotericus Lowell Ahart 2001-6-16 8847 Tehama On the south side of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  CHSC95159  Penstemon neotericus R. D. Fischer 2005-9-10 845 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. Plant growing along road 6.8 miles from Hwy 32, west side of Deer Creek. 1371 Comment
  NY627272  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 miles east of Mineral 1524.0 Comment
  NY627266  Penstemon neotericus A. L. Moldenke 1975-8-23 30263 Tehama Mount Lassen 1645.9 Comment
  POM195117  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 miles east of Mineral. 1524 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
  CHSC90914  Penstemon purpusii Niall McCarten 1986-6-22 5291 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SBBG26884  Penstemon purpusii A. Eastwood, J. T. Howell 1941-7-9 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC114657  Penstemon purpusii V. Long 1991-7-16 134 Tehama Yolla Bolla Ranger Dist. SW face of Round Mountain, near summit. 1760 Comment
  RSA66624  Penstemon purpusii Philip A. Munz 1951-7-26 16917 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  CHSC94378  Penstemon rydbergii var. oreocharis Lowell Ahart 2006-7-19 13026 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  NY651291  Penstemon rydbergii var. oreocharis A. A. Heller 1936-8-18 s.n. Tehama Upper King Creek Meadow Camp, Lassen Volcanic National Park. 2225.0 Comment
  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
  CHSC48662  Persicaria amphibia Vernon Oswald 1984-7-16 1594 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC67279  Persicaria hydropiper James D. Jokerst; Jeri Donovan 1981-9-30 1499 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
  CAS-BOT-BC418944  Persicaria lapathifolia L. E. Smith 1914-5-8 675 Tehama Red Bluff Comment
  CAS-BOT-BC418942  Persicaria lapathifolia R. E. Frenkel 1964-7-11 694 Tehama On California Hwy. 36, immediately west of Mineral Lodge 1463 Comment
  JEPS75774  Petasites frigidus var. palmatus Todd and Virginia Keeler-Wolf 1971-6-17 144 Tehama junction of Bear Gulch and Cottonwood Creek Yolla Bolly Mountains 1280 Comment
  CHSC66013  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1996-4-29 7494 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. Nw of Corning. (Collected on a gravel bar along the intermittent stream ca. 0.3 mi E of the W boundary). 102 Comment
  CHSC76048  Petrorhagia dubia G. F. Hrusa; J. Hart 1998-5-10 14431 Tehama Northern Sacramento Valley. Among pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area +/- 1/2 mi. W of Paskenta Rd. 90 Comment
  CHSC96650  Petrorhagia dubia Lowell Ahart 2007-5-8 13733 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
  JEPS88305  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-5-20 7611 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  UCD35950  Petrorhagia dubia Beecher Crampton 1953-4-29 1166 Tehama 4 miles south of Dales. Comment
  CDA3411  Petrorhagia dubia G. D. Barbe 1985-4-5 4208 Tehama Reed Creek west of Red Bluff. Comment
  UC923098  Phacelia Freed W. Hoffman 1950-7-6 3302 Tehama about 1 mi ne White Rock Guard Station (near Trinity-Tehama co. boundary) Comment
  JEPS76670  Phacelia corymbosa L. R. Heckard 1972-6-17 2954 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  JEPS76747  Phacelia corymbosa L. R. Heckard 1972-6-17 2954 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 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
  CHSC23397  Phacelia egena Bob Garamendi 1974-5-10 26 Tehama Miller/Deer Creek Study Area. 1 mi SW of Antelope Creek on Belle Melle Road. 975 Comment
  CHSC79766  Phacelia egena L. P. Janeway; B. Castro 2000-4-22 6677 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock; south-facing slope overlooking Mill Creek. 869 Comment
  JEPS76262  Phacelia egena Todd Keeler-Wolf 1977-9-10 665 Tehama Mt. Linn South Yolla Bolly Mountains Comment
  UCD104382  Phacelia hastata Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6853 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UCD120516  Phacelia hastata subsp. compacta Dean W. Taylor 1976-7-9 6049 Tehama Headwaters of Cub Cr. 1859 Comment
  RSA756239  Phacelia heterophylla subsp. virgata Barbara Ertter, Brad Olson 1991-7-4 10235 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
  JEPS13516  Phacelia mutabilis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5336 Tehama 1.2 mi below and s Ovenlid (3/4 mi e of and above Somerset's Meadow) 1889 Comment
  UC923124  Phacelia mutabilis Freed W. Hoffman 1950-6-30 3304 Tehama 6.2 mi n where Ball Rock Road leaves County Road west of Paskenta (w Tehama Co.) 1889 Comment
  CHSC48473  Phacelia procera Vernon Oswald 1986-6-18 2124 Tehama Round Valley Rd. (M4) 38.0 mi w of Paskenta. 1615 Comment
  UC1950164  Phacelia purpusii Barbara Ertter with James R. Shevock 1992-6-14 11218 Tehama steep north-facing slope; Ponderosa Way west of junction Lassen Trail, south of Mill Creek ca 13 airmiles SSW of Mineral Comment
  JEPS94375  Phacelia tanacetifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8444 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29) 17.8 mi s of Plum Creek Road Mill Creek; Ponderosa Way 920 Comment
  UC2042813  Phacelia tanacetifolia Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8941 Tehama Tuscan Butte ca. 8 air miles NE of Red Bluff. Comment
  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
  CHSC90396  Phlox speciosa Niall McCarten 1986-6-22 5299 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  UC1051538  Phlox speciosa subsp. occidentalis Helen K. Sharsmith 1953-6-24 4349 Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 Comment
  JEPS11974  Phlox speciosa subsp. occidentalis Rimo Bacigalupi with G. T. Robbins 1954-6-26 4635 Tehama 2.8 mi n Mendocino Pass (near Low Gap Ranger Station); Mendocino National Forest 1859 Comment
  CHSC70916  Phoradendron densum Vernon Oswald; Lowell Ahart 1998-4-27 8981 Tehama Vestal Rd. at ATT fiber optics cable post 8/113, 6.1 mi south of Hwy. 36 between Red Bluff and Platina. 304 Comment
  HSC15923  Phoradendron serotinum subsp. macrophyllum L. T. Gault 1964-3-23 5 Tehama Dry Creek, 1/4 mi. E of Hwy. 99E, Los Molinos Comment
  UC1078855  Phoradendron villosum Job Kuijt 1957-5-21 1363 Tehama Manton Comment
  JEPS66666  Phyllodoce breweri Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2743 Comment
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Jul 31 2014
  RSA739805  Physalis lancifolia John Dittes, Josephine Guardino 2008-10-8 1545 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence 63 Comment
  JEPS117398  Phytolacca americana Lowell Ahart, John Dittes 2010-10-4 17292 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  SD244771  Phytolacca americana David Keil 2011-7-25 31091 Tehama West of I-5 ca. 2.2 miles north from Bowman Road on Amen Lane. 135 Comment
  CHSC55083  Pilularia americana L. P. Janeway 1991-5-11 3954 B Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 169 Comment
  CHSC79936  Pilularia americana B. Castro; L. P. Janeway 2000-5-11 1171 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  UCSB27699  Pinus attenuata Haller, John; Wilken, Dieter 1968-9-11 Tehama Road to South Yolla Bolly Mtn., 33.7 mi. west of Red Bluff 1036 Comment
  RSA123636  Pinus balfouriana G. D. Barbe 1955-7-22 257 Tehama E slope of Harvey Peak. Also in the saddle between Harvey Peak and Mt. Linn (South Yolla Bolly Mtns.). 2378 Comment
  UCD134405  Pinus balfouriana Bill Sholes 1964-8-15 s.n. Tehama South Yolla Bolly Mountain. 2362 Comment
  CAS-BOT-BC78438  Pinus contorta subsp. murrayana John Thomas Howell 1960-8-18 36020 Tehama Bluff Falls 1981 Comment
  UC400318  Pinus monticola W. P. Taylor Aug 10 1913-Aug 11 1913 Tehama 2 mi s S. Yolla Bolly Mt.; Mt. Lynn Comment
  HSC1535  Pinus ponderosa S. J. Hawks 1965-5-8 51 Tehama 5 mi. W of Mineral on Hwy. 36 Comment
  UC1585979  Piperia unalascensis Barbara Ertter 1989-7-4 8698 Tehama 1.25 mi e Mineral (on Hwy 36 at Conard Grove LP, upper edge of Battle Creek Meadows, along Nanny Creek); Battle Creek Meadows, Nanny Creek 1524 Comment
  CHSC77812  Piptatherum miliaceum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. In drainage. 274 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
  CAS-BOT-BC228041  Plagiobothrys Lewis S. Rose 1934-4-21 34243 Tehama 5 miles S of Cottonwood 106 Comment
  JEPS88482  Plagiobothrys austiniae Vernon H. Oswald and Lowell Ahart 1996-4-3 7282 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along intermittent stream just e. of dirt lane along w. side of parcel, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 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
  SEINET8685771 Image available Plagiobothrys canescens Richard R. Halse 2015-1 9326 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 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
  JEPS68015  Plagiobothrys canescens W. L. Jepson 1899-4-25 21141 Tehama Salt Creek Rosewood Comment
  UCD21097  Plagiobothrys fulvus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 273 Tehama Thomes Creek Ecological Reserve. As the crow flies, 6 miles NW of the town of Corning. Pool # THO002. Comment
  JEPS90906  Plagiobothrys glyptocarpus var. glyptocarpus Dean W. Taylor 1993-4-28 13367 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  UCD80151  Plagiobothrys glyptocarpus var. glyptocarpus CNPS SN Foothill Team 2006-5-3 SNFN 0405 Tehama TNC Easement, northeast portion of the Leininger Ranch next to a dirt road. 466 Comment
  CHSC88855  Plagiobothrys greenei A. Peterson 2003-4-19 44 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
  JEPS22645  Plagiobothrys greenei Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6291 Tehama about 2 mi w Kirkwood (lower portions of Kirkwood plains, and about 0.5 mi w of U.S. Hwy 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  CAS-BOT-BC231012  Plagiobothrys hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CHSC94207  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UCD80170  Plagiobothrys humistratus CNPS SN Foothill Team 2006-4-4 SNFN 0440 b Tehama Private Wurlitzer Ranch, located above a seasonal drainage north of Pine Creek. 289 Comment
  UCD104423  Plagiobothrys mollis var. mollis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6869 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
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Aug 14 2015
  SEINET3449091  Plagiobothrys nothofulvus Lowell Ahart, John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 Tehama Los Molinos, Los Molinos, about 6 air miles northeast, Dye Creek Preserve, about 0.5 miles east of the Dye Creek buildings, along trail on the north side of Dye Creek 170 Comment
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Jan 3 2019
  CHSC54000  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1991-5-9 4549 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the large pond at the entrance kiosk. 112 Comment
  CHSC65928  Plagiobothrys shastensis Vernon H. Oswald; Lowell Ahart 1996-4-15 7381 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 side of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  CHSC64514  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1995-4-3 6555 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In a shallow, drying ditch at the s gate of the old highway. 216 Comment
  JEPS122015  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2014-5-8 19442 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
  SEINET13752230 Image available Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  UCD21103  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 279 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  RSA268969  Plagiobothrys stipitatus var. micranthus J. R. Reeder, C. Reeder 1975-6-4 6673 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC43550  Plagiobothrys tenellus Lowell Ahart 1979-4-25 1847 Tehama Along the edge of Highway 36, about 6 miles east of Platina. 365 Comment
  CHSC113268  Plantago coronopus Lowell Ahart; John Dittes 2014-5-16 19483 Tehama Along the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC64629  Plantago coronopus Vernon H. Oswald; Lowell Ahart 1995-4-17 6657 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. Weed in gravel along the edge of Inks Creek Rd. near the e fence. 213 Comment
  CHSC64549  Plantago elongata Vernon H. Oswald; Lowell Ahart 1995-4-10 6609 Tehama Dale 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. Common on drying wetland near the w boundary fence south of Pool 4. 213 Comment
  CHSC102346  Plantago erecta L. P. Janeway 2009-4-4 9714 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC118046  Plantago erecta Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 195 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek Trail. 767 Comment
  CHSC55231  Plantago erecta L. P. Janeway 1991-4-11 3879 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  CHSC82309  Plantago erecta Lowell Ahart 2002-4-27 9567 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC96812  Plantago erecta Lowell Ahart; Richard Lansdown 2007-4-25 13695 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff. 270 Comment
  CDA42165  Plantago erecta Laura Hagenauer 2002-4-6 20 Tehama Across the road from the Hogg Lake Botanical Reserve. Comment
  HSC73403  Plantago erecta L. Sieburth, B. Potter, Susan Ahrens 30 Tehama 671 Comment
  HSC73471  Plantago erecta Grunert 29 Tehama 5 mi. E of Platina on Hwy. 36 671 Comment
  UCD124447  Plantago erecta Joseph M. DiTomaso 1976-3-28 377 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC12953  Platanthera leucostachys K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5801 Tehama Ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  CHSC23886  Platanthera leucostachys L. V. Ritter 1969-6-15 363 Tehama 0.4 mi. w of Soda Springs Campground, 200 yds. S of Highway 32. Comment
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Jul 20 2009
  HSC39191  Platanthera sparsiflora Gary S. Lester, J. G. Dickson, Kathy Morter, Jeff Witcosky 1973-6-30 42 Tehama Yolla Bolly Wilderness Area, Barker Camp at NE boundary 2104 Comment
  UCD70098  Platanus racemosa D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 Comment
  CHSC35688  Platystemon californicus J. D. Jokerst 1982-4-14 1526 Tehama Occasional along the upper edges of Campbell Cr. South of Lassen Rd. and ca 100 meters East of where the creek forks. Comment
  JEPS51628  Platystemon californicus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta 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
  CHSC20411  Plectritis macrocera C. Glascock 1965-5-15 420 Tehama 1.2 mi. W of Mineral R.S. on Hwy 36 at N roadside. Comment
  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
  CAS-BOT-BC254786  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, 0.25 miles W of Howell camp 1892 Comment
  CAS-BOT-BC254787  Poa bolanderi John Thomas Howell 1960-8-18 36105 Tehama Lassen Volcanic National Park, Sulphur Works Checking Station 2011 Comment
  CAS-BOT-BC254916  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama Ellis Ranch, North-Central part of county Comment
  CHSC35640  Poa bulbosa R. E. Preston 1982-4-6 224 Tehama At roadside; Salt Creek Saddle, ca. 5.5 mi w of Newville, Glenn county. 441 Comment
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Jul 23 2009
  CHSC65712  Poa bulbosa Vernon H. Oswald; Lowell Ahart 1996-4-3 7301 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CAS-BOT-BC255961  Poa pratensis J. M. Tucker; L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain 1920 Comment
  UCD90318  Poa secunda A. A. Beetle 1942-5-19 3281 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  SEINET11689126  Poa secunda Unknown 1982-1 545 Tehama The Nature Conservancy Vina Plains Preserve, near Sheep Camp Ditch 68 Comment
  CAS-BOT-BC243270  Poa secunda subsp. secunda Doris Kildale Gillespie 1930-5-14 9397 Tehama Between Mineral and Paynes Creek Comment
  CHSC54027  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1991-5-9 4567 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the west side of Paynes Creek near the Sacramento River. 106 Comment
  CHSC89014  Poa secunda subsp. secunda Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds south of Grapevine Creek Slab on Powerline Road. UTM: 10 05992930 E, 4449270 N. 621 Comment
  UC1988940  Pogogyne zizyphoroides Robert F. Hoover 1937-5-19 2254 Tehama near Vina 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
  SEINET3405106 Image available Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama hills on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles S of Manton Comment
  UC525865  Polygonum bidwelliae L. V. Compton 1930-6-19 Tehama 3 mi w Payne's Creek; Meadow Ranch Comment
  UCD99857  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham ranch, South Power House Road, 1 1/2 miles south of Manton. Comment
  UCD80669  Polygonum bolanderi CNPS SN Foothill Team 2005-6-29 SNNR 0439 Tehama USFS, Lassen National Forest. 1007 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-BC414608  Polygonum douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9820 Tehama Government Flat Comment
  JEPS124069  Polygonum douglasii Lowell Ahart, John Dittes 2015-8-5 20439 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  HSC82435  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5059 Tehama Along old logging rd. W side of USFS Rd. at Pole Corral Gap 1311 Comment
  SBBG119893  Polygonum douglasii L. Ahart, J. Dittes, J. Dittes 2003-8-23 10524 Tehama ca. 80 yards E of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  CHSC94194  Polygonum douglasii subsp. douglasii Lowell Ahart 2006-7-11 12950 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UC1025118  Polygonum douglasii subsp. douglasii Douglas Barbe 1955-7-17 214 Tehama Cold Spring Camp; w Tehama Co. 1889 Comment
  JEPS104371  Polygonum hydropiperoides Lowell Ahart 2003-9-17 10589 Tehama On the south edge of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  RSA67032  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mile E of Square Lake. 2134 Comment
  CAS-BOT-BC418533  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  UC936220  Polygonum minimum Helen K. Sharsmith 1951-7-11 4013 Tehama Covelo-Paskenta road 0.3 mi beyond Anthony Peak road junction (just within w boundary of Tehama Co.); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  JEPS108921  Polygonum polygaloides subsp. confertiflorum Lowell Ahart 2006-7-19 13030 Tehama about 100 yds W of the dirt road, about 50 yds E of Colby Creek, about 2 air mi SE of Colby Mountain, about 5 air mi NE of Butte Meadows 1525 Comment
  JEPS108905  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2006-7-11 12950 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CAS-BOT-BC420076  Polygonum polygaloides subsp. kelloggii Douglas Barbe 1955-7-22 242 Tehama Northern slope 3 miles west of Oven Lid on the trail to Square Lake, West Tehama County 2072 Comment
  RSA768932  Polygonum punctatum L. Ahart, John Dittes 2010-10-4 17285 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  JEPS97373  Polypodium calirhiza Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7273 Tehama NE of Red Bluff (Paynes Creek, near the end of the gravel road running W from parking lot, BLM parcel on Hwy 36); Cascade Range Foothills, Hog Lake Plateau 106 Comment
  CHSC84291  Polypogon australis Lowell Ahart; John Dittes 2003-6-11 10276 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  SEINET11689133  Polypogon interruptus Unknown 1982-1 619 Tehama The Nature Conservancy Vina Plains Preserve, where ditch crosses under Lassen Rd 66 Comment
  CHSC88281  Polypogon maritimus Lowell Ahart 2004-6-28 11134 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 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
  JEPS68990  Polystichum G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  CHSC63214  Polystichum imbricans Lowell Ahart 1994-7-24 7525 Tehama About 2.3 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 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
  CHSC116675  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 B Tehama On the north side of Deer Creek Traill, about 100 yards northeast of Big Leaf Pond, about 1 1/2 miles by trail to Highway 32. 883 Comment
  CHSC65151  Potamogeton diversifolius Vernon H. Oswald; Lowell Ahart 1995-7-31 7153 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. In Dales Lake. 213 Comment
  JEPS116012  Potamogeton foliosus var. foliosus Lowell Ahart, Josephine Guardino 2009-9-6 16362 -A Tehama East of the enclosure, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  JEPS115342  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC61437  Potentilla drummondii Vernon H. Oswald; Lowell Ahart 1993-8-11 5793 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CHSC90887  Potentilla glandulosa Niall McCarten; Roxanne Bittman 1986-6-16 5426 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. NE side Rd. 25N01. 1341 Comment
  RSA123701  Potentilla glandulosa G. D. Barbe 1955-7-16 180 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC85288  Potentilla glandulosa subsp. ashlandica John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 794 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  CAS-BOT-BC531752  Potentilla gracilis var. fastigiata P. A. Munz 1951-7-26 16948 Tehama Square Lake, north base of South Yolla Bolly peak 2133 Comment
  CAS-BOT-BC540580  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 963 Tehama Mineral, Sierra Nevada 1524 Comment
  CHSC57830  Potentilla millefolia Vernon H. Oswald 1992-4-14 4898 Tehama Deer Creek Meadow bordering Hwy. 32 just N of Gurnsey Creek Bridge. On W side of road. 1386 Comment
  CHSC115534  Poterium sanguisorba Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20412 Tehama Along dirt road leading to the edge of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  JEPS123956  Poterium sanguisorba Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20412 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  UC1128321  Prunus emarginata P. L. Johannsen 1936-9-1 1006 Tehama 2 1/4 mi e Junction Deer Creek and Smokey Creek (Lassen National Forest); Lassen National Forest 1310 Comment
  CHSC75300  Prunus subcordata Vernon H. Oswald; Lowell Ahart 1999-4-21 9696 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Along upper section of trail. 822 Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  UC54464  Pseudostellaria jamesiana H. M. Hall and E. B. Babcock July 1-2, 1903 4335 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, Mill Creek Canyon 1554 Comment
  CHSC61952  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4352 Tehama Southwest side of Hwy 99, 1.0 mi southeast of Lassen Road. Within the right-of-way fence. 65 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
  JEPS110283  Psilocarphus tenellus Lowell Ahart 2006-7-19 13020 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CHSC79966  Psilocarphus tenellus var. globiferus L. P. Janeway; B. Castro 2000-5-11 6720 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS113194  Psilocarphus tenellus var. tenellus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13836 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  CAS-BOT-BC148615  Ptelea crenulata A. A. Heller 1924-5-11 13857 Tehama On the bank of a stream west of Payne's Creek on the Red Bluff Susanville Highway Comment
  CHSC79813  Ptelea crenulata L. P. Janeway; B. Castro 2000-4-22 6684 Tehama High Cascade Range. Small saddle betewen Ponderosa way and Black Butte, on south side of Middle Ridge; +-overlooking South Fork Antelope Creek. 1018 Comment
  OBI77043  Ptelea crenulata Anthony Baniaga 2011-6-3 301 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R3E sec 13 NW of SW 955 Comment
  RSA789614  Ptelea crenulata R. W. Spjut 2008-6-8 16331 Tehama Valley Grassland. BLM: Bend River under bridge, Paynes Creek, Sacramento River northwest of Red Bluff, road off I-5 (not Highway 36). 93 Comment
  JEPS102793  Pterostegia drymarioides Lowell Ahart 2001-6-8 8811 Tehama On the east side of road M2, about 9 miles west of Paskenta. 777 Comment
  JEPS108140  Purshia tridentata var. tridentata L. P. Janeway, B. Castro 2005-10-10 8552 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 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
  UC1736005  Pyrola picta Dean W. Taylor 1972-6-17 1496 Tehama Beegum Peak, Comment
  UC1873674  Pyrola picta Barbara Ertter with James R. Shevock 1992-6-14 11223 Tehama Lassen Trail 15 miles SW of Highway 32, ca 9 airmiles S of Mineral on Mill Creek Plateau, 14.5 miles NE of Ponderosa Way junction. Comment
  JEPS75827  Pyrrocoma racemosa var. racemosa Todd and Virginia Keeler-Wolf 1973-9-1 538 Tehama about 0.25 mi w Johnson's Headquarters; Yolla Bolly Mountains 2042 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
  UC1039825  Quercus berberidifolia O. C. Olson 1956-2-7 29 Tehama nw of Deer Creek Flat (on n rim of canyon, Quad 33C3) 609 Comment
  UC1135505  Quercus berberidifolia P. L. Johannsen 1936-8-28 1003 Tehama 0.75 mi w junction of Deer Creek and Dead Horse Creek; Paynes Creek Quad. 944 Comment
  CDA21858  Quercus chrysolepis G. D. Barbe 1975-10-24 2100 Tehama 1.4 miles north of Highway 36 (Paynes Creek) on Lanes Valley Road. 0 Comment
  OBI77046  Quercus chrysolepis Anthony Baniaga 2011-6-3 303 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1072 Comment
  CHSC90451  Quercus chrysolepis var. chrysolepis Niall McCarten; Roxanne Bittman 1986-6-14 5350 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  HSC73455  Quercus douglasii Grunert 35 Tehama Hwy. 36, 19 mi from Tehama Co and Shasta Co. line 192 Comment
  UCR123337  Quercus douglasii George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6884 Tehama Central CA Valley, Calif. Hwy 36, 12 mi west of Red Bluff at junction with Cannon Rd. 305 Comment
  RSA99017  Quercus douglasii W. A. Weber, Lewis S. Rose 1953-5-23 8468 Tehama 6 miles north of Red Bluff 91 Comment
  SEINET13953287 Image available Quercus douglasii W. A. Weber, Lewis S. Rose 1953-1 8468 Tehama 6 mi N of Red Bluff 91 Comment
  UC5575  Quercus durata W. W. Mackie 1902-10-1 Tehama w of Paskenta 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
  CHSC68949  Quercus kelloggii Vernon Oswald; Lowell Ahart 1997-7-7 8663 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06 (to Tomhead Saddle and Tomhead Pk.) 1.7 mi southwest of its junction with FR 35 (28N35). 1188 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
  SEINET10478238  Quercus laceyi Billy Joe Cox, Jeffrey Huber Cox 2852 Tehama 8 miles e of red bluff, on calif. Hwy 36; live oak, savannah, and aesculus 152 Comment
  HSC31419  Quercus wislizeni Gary S. Lester 1974-5-5 141 Tehama Along Hwy. 36 21 mi E of Trinity Co. line Comment
  CHSC78815  Rafinesquia californica Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC57829  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4938 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. Border of a meadow. 1484 Comment
  CAS-BOT-BC379330  Ranunculus alismifolius var. lemmonii Saichi Kawahara 1968-5-5 406 Tehama meadow on Highway 89, St. Bernard, 1 mi west of Plumas county line Comment
  SD43486  Ranunculus alismifolius var. lemmonii Philip A. Munz 1947-5-18 11850 Tehama moist gravelly flat near creek; 12 miles east of Mineral, on Hwy 36 1584 Comment
  CHSC65703  Ranunculus canus Vernon H. Oswald; Lowell Ahart 1996-3-25 7259 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In woodland bordering Paynes Creek in the NE corner of the parcel. 152 Comment
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS88892  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1994-4-6 6082 Tehama on shoreline near E end of Morrison-Bryant Rd.; Black Butte Lake, Burris Creek Arm 144 Comment
  CHSC66500  Ranunculus muricatus Vernon H. Oswald; Lowell Ahart 1996-5-20 7608 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  CHSC56328  Ranunculus occidentalis K. R. Stern 1986-5-21 8261 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS55023  Ranunculus occidentalis Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows; on drier mounds 1463 Comment
  SDSU10117  Ranunculus occidentalis K. Dixon 1942-8-4 175 Tehama Big Chico. 1128 Comment
  UC1025109  Ranunculus occidentalis Douglas Barbe 1955-7-16 196 Tehama on e ridge to summit of South Yolla Bolly Mt. Linn) (w Tehama Co.) 2255 Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  CHSC94382  Ranunculus orthorhynchus var. orthorhynchus Lowell Ahart 2006-7-19 13029 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS60713  Ranunculus orthorhynchus var. orthorhynchus W. L. Jepson 1927-6-24 12330 Tehama Mineral 1524 Comment
  CHSC48831  Ranunculus uncinatus Vernon Oswald 1984-6-7 1270 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 Comment
  CAS-BOT-BC56117  Rhamnus ilicifolia Doris Kildale Gillespie 1930-5-9 9281 Tehama 12 miles west of Paynes Creek, Susanville road Comment
  RSA96853  Rhamnus tomentella subsp. crassifolia Percy C. Everett, E. K. Balls 1954-10-16 20313 Tehama Mud Flat Campground, 7.6 mi SW of Paskenta on road to Covelo. 701 Comment
  CHSC64920  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1995-6-13 68568 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi. n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Single shrub ca. 15 dm growing on an outcrop along the s side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  UC592926  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1937-6-13 Tehama 6.6 mi nw Red Bluff (Red Bluff - Eureka road) 152 Comment
  CHSC115599  Rhododendron columbianum Lowell Ahart; John Dittes 2015-8-6 20520 Tehama On the south side of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  JEPS97243  Rhus trilobata Vernon H. Oswald and L. Ahart 1995-5-9 6720 Tehama Cascade Range Foothills and Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  CAS-BOT-BC212585  Ribes montigenum John Thomas Howell 1960-8-19 36149 Tehama Brokeoff Mountain Trail 2682 Comment
  CAS-BOT-BC212663  Ribes nevadense Saichi Kawahara 1968-5-5 401 Tehama Highway 32, 4 miles SW of Highway 36, at Deer Creek 1396 Comment
  SBBG2804  Ribes roezlii H. and M. Dearing 1938-6-26 2119 Tehama 15 mi E of Mineral Comment
  RSA0018042  Ribes roezlii Carl B. Wolf 1937-5-17 8713 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 3.6 mi below Mineral. 1463 Comment
  CHSC57016  Ribes roezlii var. roezlii Steven Triano 1988-4-17 76 Tehama Rocky hillside along s side of Hwy. 32 ca 25 mi n of Forest Ranch. 1060 Comment
  CAS-BOT-BC168815  Ribes viscosissimum Clare R. Wheeler 1981-6-17 2443 Tehama Ca. 1 mi. N. of Wells Cabin Campground at Timber Ridge, Mendocino National Forest 1859 Comment
  CHSC64602  Rigiopappus leptocladus Vernon H. Oswald; Lowell Ahart 1995-4-17 6669 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w wall of the borrow pit. 213 Comment
  CHSC68576  Rigiopappus leptocladus Vernon H. Oswald; Lowell Ahart 1997-5-14 8414 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  CHSC96519  Rigiopappus leptocladus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13828 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  JEPS34847  Rigiopappus leptocladus W. L. Jepson 1899-4-27 Tehama Stivers' Ranch Comment
  UCD115384  Rorippa sphaerocarpa J. M. Tucker 1951-6-28 2153 Tehama east side of Anthony Peak. 1950 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
  RSA0089876  Rosa canina Dean Wm. Taylor 2014-4-23 21473 Tehama Manton Road ca. 2.5 miles west of Manton (approx vicinity 31317-31443 Manton Rd based on Google Earth Street View). 548 Comment
  CDA26256  Rosa gymnocarpa L. Ahart 2001-8-28 9182 Tehama On the east side of Highway 32 and southeast of the intersection with Road 390-G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. Comment
  CHSC65280  Rotala ramosior Vernon H. Oswald 1995-8-31 7222 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. 213 Comment
  CHSC68935  Rudbeckia occidentalis var. occidentalis Vernon Oswald; Lowell Ahart 1997-7-7 8702 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CDA22898  Rumex crispus L. Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC83612  Rumex crispus L. P. Janeway; Shirley Innecken 2002-5-16 7553 Tehama Inner North Coast Ranges. Vicinity of Kendrick Creek and Rocky Ridge. Meadow. 286 Comment
  CHSC87908  Rumex crispus Lowell Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  CHSC77782  Rumex salicifolius var. denticulatus B. Castro; H. West 1999-6-1 942 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. On gravel bar. 198 Comment
  JEPS76642  Rumex salicifolius var. denticulatus L. R. Heckard 1972-6-18 2983 Tehama n of Tedoc Mt. (along Wells Creek); Wells Creek 883 Comment
  UC936219  Rumex salicifolius var. salicifolius Helen K. Sharsmith 1951-7-11 4015 Tehama 0.3 mi beyond Anthony Peak road junction (Covelo-Paskenta road, just within w boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  CHSC95036  Rupertia hallii L. P. Janeway 2006-6-25 8708 Tehama High Cascade Range. North slope ridge off the northern tip of Cohasset Ridge, about 1.0 km southeast of Devils Den. 1170 Comment
  CHSC95178  Rupertia hallii R. D. Fischer 2005-9-10 849 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found on ridge top above old quarry 6.8 miles from Hwy 32. 1524 Comment
  CHSC64521  Sagina apetala Vernon H. Oswald; Lowell Ahart 1995-4-3 6559 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In the roadbed at the s gate of the old highway. 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
  CHSC69658  Sagina saginoides Vernon Oswald; Lowell Ahart 1997-9-9 8865 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. Along edge of creek. 1219 Comment
  CAS-BOT-BC103356  Salix bonplandiana L. E. Smith 1914-3-1 609 Tehama [Reed] Reeds Creek Comment
  CAS-BOT-BC103357  Salix bonplandiana L. E. Smith 1914-3-26 601 Tehama Red Bluff Comment
  CAS-BOT-BC103363  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  JEPS75781  Salix eastwoodiae Todd and Virginia Keeler-Wolf 1971-7-27 382 Tehama Hopkins Hollow; Yolla Bolly Mts. 1981 Comment
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Jul 22 2013
  RSA32842  Salix exigua A. A. Heller 1927-5-8 14367 Tehama Near Vina. Comment
  RSA767832  Salix exigua L. Ahart, John Dittes 2010-7-19 16891 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork and Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  UC481901  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 403 Tehama 2 km. e Mineral (S. Fork Battle Creek) 1500 Comment
  UC481996  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek, s side of Hwy., s of rd. maintenance gravel dump) 1500 Comment
  CAS-BOT-BC104006  Salix gooddingii L. E. Smith 1913-3-26 600 Tehama Red Bluff Comment
  CAS-BOT-BC104007  Salix gooddingii L. E. Smith 1914-5-8 669 Tehama Red Bluff Comment
  JEPS105940  Salix gooddingii Lowell Ahart 2004-4-10 10739 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  LA208924  Salix hookeriana C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km E of Red Bluff 300.0 Comment
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Jul 22 2018
  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
  CHSC105943  Salix laevigata Lowell Ahart; John Dittes 2010-7-17 16850 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  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
  JEPS123928  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-6 20514 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-BC124908  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 686 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124929  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124931  Salix lemmonii A. A. Heller 1928-5-30 14590 Tehama meadow at Mineral 1524 Comment
  CAS-BOT-BC124939  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 401 Tehama South Fork of Battle Creek 3 km. east of Mineral 1500 Comment
  CAS-BOT-BC124940  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
  SJSU168  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
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Jul 21 2009
  SJSU264  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy,8 mi NE of Mineral 2042 Comment
  UC481993  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 377 Tehama 1.7 km. w. Mineral (s. side of hwy., s. of road maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525915  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  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
  UCD111698  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway. 1570 Comment
  UCR66566  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Hwy, 8 miles northeast of Mineral 2043 Comment
  CAS-BOT-BC124915  Salix lemmonii John Thomas Howell 1960-8-21 36320 Tehama Kings Creek Meadow 2209 Comment
  RSA0041841  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway. 8 miles NE of Mineral. 2043 Comment
  CAS-BOT-BC125993  Salix scouleriana John Thomas Howell 1943-8-8 19199 Tehama Government Flat Comment
  CAS-BOT-BC176916  Salsola tragus John Thomas Howell 1960-7-24 36001 Tehama Paynes Creek 563 Comment
  HSC90411  Salvia sonomensis C. Wilson, P. Kittleson, M. Hardig 1992-3-28 25 Tehama Hwy. 36, 4.7 mi. E of junction with Tedoc Gap Rd. 610 Comment
  HSC95760  Salvia sonomensis Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 17 Tehama Beegum Gorge, N side of Hwy. 36 430 Comment
  CHSC64704  Sambucus mexicana Vernon H. Oswald 1995-5-2 6708 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
  CAS-BOT-BC235079  Sambucus racemosa var. racemosa John Thomas Howell 1960-8-21 36303 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC1010386  Sanguisorba minor subsp. muricata Milo S. Baker and H. K. Wagnon 1953-6-21 12763 Tehama logging road w Paskenta (near 15 mi post) 1219 Comment
  CHSC34493  Sanicula bipinnata J. D. Jokerst 1981-2-23 1242 Tehama S of Pine Creek ca 50 meters, 1.0 mi E of Meridian Rd., S edge of county, Wurlitzer Ranch. Comment
  CHSC55175  Sanicula bipinnata L. P. Janeway 1991-4-11 3878 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  JEPS265  Sanicula bipinnata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (along Paskenta-Covelo road) Comment
  JEPS96077  Sanicula bipinnata Vernon H. Oswald and Lowell Ahart 1996-4-8 7336 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne side of plateau on e side of creek, n of Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 137 Comment
  CHSC65753  Sanicula bipinnatifida Vernon H. Oswald; Lowell Ahart 1996-4-8 7321 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 100 Comment
  SEINET12121960  Sanicula bipinnatifida Unknown 1983-1 870 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  UC600421  Sanicula graveolens H. F. Copeland 1920-7-24 Tehama Rattlesnake Creek Comment
  POM295334  Saxifraga oregana Lyman Benson 1949-6-21 13747 Tehama Just W of Deer Creek Pass, Cascade mt. range, Sacramento Valley drainage area. 1677 Comment
  CHSC96627  Scandix pecten-veneris Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13627 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  CHSC117582  Sceptridium multifidum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21364 Tehama Wet area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC46599  Schoenoplectus acutus Vernon H. Oswald 1989-7-24 3894 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  CHSC79057  Schoenoplectus acutus var. occidentalis J. Marr; C. Warren, H. West, N. Wight 1998-6-2 Tehama West of Orland, vicinity of Newville, Round Valley/ Garland Rd, and Mendocino NF land. 213 Comment
  CHSC66587  Schoenoplectus californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7979 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  CAS-BOT-BC111815  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  CHSC66605  Schoenoplectus mucronatus Vernon H. Oswald 1996-7-19 8073 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jel-lys Ferry Rd. NE of Red Bluff. Along an old river channel on the NE side of the parcel. 100 Comment
  CHSC84589  Schoenoplectus tabernaemontani Lowell Ahart; John Dittes 2003-9-17 10604 Tehama On the edge of a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS115513  Scirpus diffusus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16337 Tehama Along and in a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mil 1493 Comment
  CAS-BOT-BC111120  Scirpus microcarpus Philip Alexander Munz 1951-7-26 16914 Tehama Wet hillside seep in Yellow Pine Forest 2103 Comment
  JEPS104073  Scirpus tabernaemontani Lowell Ahart 2003-9-17 10604 Tehama On the edge of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  UCR196222  Scirpus tuberosus Carol W. Witham, Jennifer Buck, Vernal Pool Team 2002-6-10 353 Tehama Vina Plains, southeast of intersection between Hwy 99 and Lassen Road. Lassen Road Site. Pool #LAS100 65 Comment
  UC1949110  Scleranthus annuus Barbara Ertter 1991-5-18 9831 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  UCD80218  Scleranthus annuus subsp. annuus CNPS SN Foothill Team 2005-5-11 SNFN 0242 Tehama BLM Hog Lake/Paynes Creek, Hog Lake Plateau, west of the parking area. Plot is SE of the intersection between the dirt road that follows the power lines and the gravel road that runs E-W below the blue oak stands on the side slope of the plateau. 249 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
  JEPS88358 Image available Scrophularia californica Vernon H. Oswald and Lowell Ahart 1996-4-23 7415 Tehama BLM parcel along Highway 36 NE of Red Bluff, Cascade Range Foothills. 266 Comment
  UCD125673  Scutellaria antirrhinoides J. M. Tucker 1959-7-19 3566 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  UC575030  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UCSB13226  Scutellaria californica Dearing, Hugh; Dearing, Margaret Tehama Potato Patch Camp; Pine Woods 1080 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
  CDA41036  Scutellaria siphocampyloides L. Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  UCSB63854  Scutellaria siphocampyloides Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SWV& NEV4 Sect 8; Cascade Range Foothills; at the northeast end of the parcel 188 Comment
  UC980580  Scutellaria tuberosa Milo S. Baker 1953-4-26 12557 Tehama 5 mi w of Paskento (near first steep ascent) Comment
  CHSC84674  Sedella pumila Samantha Mackey Hillaire; Brian Elliott 2003-5-31 331 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. On the open 'parking lot' at the trailhead. 978 Comment
  RSA93459  Selaginella wallacei Milo S. Baker 1953-5-31 12704 B Tehama Logging road, 5 mi W of Paskenta. Comment
  CAS-BOT-BC363432  Senecio aronicoides Alice Eastwood; John Thomas Howell 1941-7-9 9800 Tehama Government Flat Comment
  UC1001295  Senecio aronicoides Louise Kellogg 1952-7-10 13 Tehama on Boswell Ridge directly s of South Yolla Bolly Mountain near Squaw Camp and Pole Corral; North Coast Ranges, Mendocino National Forest, on Boswell Ri 2133 Comment
  CHSC90557  Senecio flaccidus var. douglasii D. Isle 2004-8-30 152 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd. S (M22), N. side, against bank. 512 Comment
  JEPS94614  Senecio hydrophilus Vernon Oswald 1997-8-13 8815 Tehama Forest Road 29N19 (to Willow Spring Campground) 4.0 mi e Wilson Lake Road (0.5 mi w of Eedge Cabin Spring, n of Hwy 36 and ca. 6.5 air mi ese of Childs Mdws., along creek); Lost Creek 1572 Comment
  JEPS37592  Senecio integerrimus var. exaltatus Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  CHSC117734  Senecio sylvaticus Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21356 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  CAS-BOT-BC364453  Senecio triangularis Beatrice Howitt; Walter Knight; Irja Knight 1968-7-6 2559 Tehama Government Flat 1737 Comment
  CHSC40584  Senecio vulgaris Pauleen Broyles 1982-2-2 312 Tehama The Nature Conservancy Vina Plains Preserve. Area s of Lassen Road. 68 Comment
  CDA34217  Setaria pumila L. Ahart, J. Dittes, J Guardino 2010-9-1 17140 Tehama On the south side of John Dittes home, about 100 yards south of Mill Creek and about 0.3 miles east of confluence with the Sacramento River, Los Molinos. 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
  HSC101764  Setaria pumila subsp. pumila J. P. Smith 2011-9-23 13428 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  UC725970  Sidalcea calycosa A. A. Heller 1929-4-27 14850 Tehama Salmon Hole Comment
  RSA756204  Sidalcea calycosa subsp. calycosa Barbara Ertter 1991-5-18 9829 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  CHSC78859  Sidalcea diploscypha Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  UC871498  Sidalcea diploscypha A. A. Heller 1914-4-29 11336 Tehama 8 mi s Vina (near Pine Creek); , s of Vina Comment
  SEINET7929956  Sidalcea diploscypha F. P. Cronemiller 1924-5-20 884 Tehama California NF; Barker Camp;; 0 1158 Comment
  CHSC28163  Sidalcea glaucescens J. D. Jokerst 1979-7-16 284 Tehama 100 m S. of Forest Service Trail 3E12, 1.0 mi W. of trail head. Comment
  JEPS67208  Sidalcea glaucescens Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  CHSC87360  Sidalcea hartwegii Lowell Ahart 2004-4-29 10780 Tehama About 20 yards north of the Nomalaki Trail, about 50 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. 523 Comment
  JEPS97958  Sidalcea hartwegii K. Andreasen 1998-6-28 274 Tehama N side of Black Butte Lake (Buckhorn camping area, along Buckhorn Interpretive trail, after second bridge) Comment
  CHSC66030  Sidalcea hirsuta Vernon H. Oswald 1996-5-13 7553 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Localized population along the first drainage S of the creek and ca. 0.1 mi E of the W. boundary. 105 Comment
  HSC31595  Sidalcea malviflora subsp. laciniata Thomas E. Higley 1974-5-5 89 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  UC1949062  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood ranch of Salt Creek ca 17 airmiles WNW of Red Bluff; ca 1/2 mi S of Hwy 36 along creek Comment
  CAS-BOT-BC205773  Sidalcea oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2072 Comment
  CAS-BOT-BC213159  Sidalcea oregana subsp. eximia G. K. Helmkamp; Elizabeth Helmkamp 2001-7-7 6886 Tehama CA - 36 at Gurnsey Crk, about 2 mi. N of junction with CA-32, Sierra Nevada Mountains 1447 Comment
  RSA97938  Silene antirrhina Beecher Crampton 1953-4-29 1166 Tehama 4 milies S of Dales. Comment
  JEPS50974  Silene californica W. L. Jepson 1899-4-25 Tehama Stivers' Ranch Comment
  UC1299623  Silene campanulata subsp. campanulata Freed W. Hoffman 1949-7-19 3033 Tehama one mi w Regan Meadow Camp (western Tehama County); North Coast Ranges, w of Regan Meadow Camp Comment
  CHSC32789  Silene campanulata subsp. glandulosa James Jokerst 1980-6-18 881 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC82096  Silene douglasii var. douglasii L. P. Janeway 2001-7-29 7401 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  CHSC79016  Silene gallica J. Marr; C. Warren, J. Cunningham 1998-4-20 Tehama West of Orland, vicinity of Williams Butte, and Round Valley/Garland Rd. 289 Comment
  CHSC92799  Silene gallica John Dittes; Josephine Guardino 2005-4-13 1063 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
  UC1001332  Silene grayi Louise Kellogg 1952-7-17 73 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino NF, Middle Eel-Yolla Bolla Pri (Middle Eel-Yolla Bolla Primitive Area, Mendocino National Forest) 2438 Comment
  CHSC61418  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-18 5814 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  CHSC28846  Silene laciniata subsp. californica Jane A. Rogers 1979-4-12 1 Tehama N side of Hwy. 36, ca. 3 mi. w of jnct. of Hwy 36 and Road A5, 19 mi. w of Red Bluff. 190 Comment
  UCD35955  Silene laciniata subsp. californica Beecher Crampton 1953-4-30 1186 Tehama 10 miles east of Beegum. Comment
  JEPS50896  Silene occidentalis subsp. occidentalis Joseph Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  CHSC64698  Silybum marianum Vernon H. Oswald 1995-5-28 6791 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the w edge of the old highway on the s side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC66477  Silybum marianum Vernon H. Oswald; Lowell Ahart 1996-5-20 7609 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CHSC57537  Sisyrinchium bellum A. M. Walsh 1990-4-6 11 Tehama 11 mi. w of Red Bluff off Hwy 36, n side of hwy. Comment
  UC429220  Sisyrinchium idahoense var. occidentale Milo S. Baker before Feb. 1906 Tehama Little Hot Spring Valley Comment
  JEPS75777  Smilacina racemosa Todd and Virginia Keeler-Wolf 1971-6-12 2 Tehama near Harding Spring; Yolla Bolly Mountains 1676 Comment
  UC2031394  Smilax californica Barbara Ertter with Brad Olson 1991-7-4 10239 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  CHSC117636  Solanum americanum Lowell Ahart; John Dittes 2016-8-25 21301 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  NY821115  Solanum parishii C. B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2 3/10 mi. below Paynes Creek. P. O. 366 Comment
  JEPS121163  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CAS-BOT-BC58509  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles W of Paynes Creek Comment
  CAS-BOT-BC365376  Solidago elongata John Thomas Howell 1960-8-21 36291 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  UC727115  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama edge Deer Creek Meadows Comment
  CHSC66041  Solidago velutina subsp. californica Vernon H. Oswald; Lowell Ahart 1996-5-6 7515 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On walls by an intermittent stream at this location. 182 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
  JEPS104657  Solidago velutina subsp. californica Lowell Ahart 2003-8-11 10493 Tehama Near a drainage, burned area on the w side of road M2, ca 9 mi w of Paskenta. 875 Comment
  JEPS105932  Solidago velutina subsp. californica Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 671 Comment
  JEPS106308  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  JEPS32434  Solidago velutina subsp. californica W. L. Jepson 1929-9-30 15333 Tehama Manton 426 Comment
  JEPS127109  Sorbus californica Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21369 Tehama About 100 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, Comment
  CHSC102681  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16348 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  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
  CHSC65728  Spergularia bocconi Vernon H. Oswald; Lowell Ahart 1996-4-3 7312 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On edges of dirt lane along the W side of the parcel, just N of the intermittent stream. 106 Comment
  CAS-BOT-BC390683  Spergularia rubra John Thomas Howell 1960-8-18 36106 Tehama Lassen Volcanic National Park. Sulphur Works Entrance Station 2011 Comment
  UCD99291  Spergularia rubra John Thomas Howell 1960-8-18 36106 Tehama Lassen Volcanic National Park; Sulphur Works Entrance Station. 2011 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