Search Results — 2000 specimen records retrieved (1594 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73470  Abies X shastensis Alice Eastwood; John Thomas Howell 1941-7-9 9835 Tehama Near Government Flat. Comment
  SBBG34163  Abies concolor L. M. Srivastava 1957-10-19 2 Tehama Mineral Summit, ca. 3 mi SE of Mineral 1584 Comment
  SEINET5334441  Abies magnifica W. Priest 1956-4-26 s.n. Tehama Hwy. 36, about 3 miles west of Lassen Natl. Park turnoff. 1524 Comment
  UC1085288  Abies magnifica var. magnifica Jim M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake (Quad 33A-1); Lassen National Forest 2072 Comment
Read comments
Jul 21 2009
  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
  JEPS75798  Acer glabrum var. torreyi Todd and Virginia Keeler-Wolf 1975-8-10 650 Tehama 1/4 mi e Howell's Camp (Yolla Bolly Mountains); , e Howell's Camp 1905 Comment
  HSC75054  Acer macrophyllum J. P. Smith, Thomas W. Nelson 1978-7-22 10055 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  UC1071630  Acer macrophyllum P. L. Johannsen 1936-8-26 999 Tehama Deer Cr at e side Paynes Cr. Quad. (near site indes @27); Lassen National Forest, Paynes Cr. Quad. Comment
  UCD70186  Acer negundo D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore forests (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 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
  JEPS98979  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET5585529 Image available Achnatherum lemmonii J. M. Tucker, L. K. Mann 1959-1 3538 Tehama South Yolla Bolly Mountain 1920 Comment
  UC1019887  Achnatherum lemmonii Milo S. Baker and H. K. Wagnon 1953-7-12 12868 Tehama 5.3 mi along County Road Whitlock Camp 1828 Comment
  JEPS28283  Achnatherum nelsonii subsp. dorei George W. Gillett 1957-8-18 1103 Tehama ca. 1/4 mi. above Sulphur Works Checking Station (lower portion Brokeoff Trail, Brokeoff Mt.); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2103 Comment
  CAS-BOT-BC210879  Achnatherum occidentale subsp. californicum George W. Gillett 1957-8-18 1096 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. trail, from Sulphur Works checking station 2103 Comment
  UC1021627  Achnatherum occidentale subsp. californicum J. I. Manning 1954-10-6 107 Tehama Hazen Flat Lassen National Forest, Quadrangle 33A-2 1706 Comment
  CAS-BOT-BC218633  Achnatherum occidentale subsp. pubescens John Thomas Howell 1960-8-18 36090 Tehama Sulphur Works Checking Station, Lassen Volcanic National Park 2011 Comment
  UCD51413  Achnatherum stillmanii Dean W. Taylor 1976-7-7 6029 Tehama Highway 32 in canyon of Deer Cr. near Alder Cr. campground approx. 7.8 miles west of jct. with Highway 89. 1173 Comment
  CDA15853  Achyrachaena mollis G. F. Hrusa, J. Hart 2000-4-8 15296 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  UCD104420  Acmispon americanus Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6868 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC65053  Acmispon americanus var. americanus Vernon H. Oswald; Lowell Ahart 1995-7-17 7074 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 ni N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Common along the old highway near the N gate; also common along the margins of Manton Rd. 225 Comment
  JEPS121175  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  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
  CHSC88839  Acmispon wrangelianus A. Peterson 2003-4-17 36 Tehama Entrance to Tehama Wildlife Area. Couple miles south of Paynes Creek. UTM: 593600E 4463200N. 624 Comment
  JEPS104448  Aconitum columbianum var. columbianum Lowell Ahart 2003-8-23 10523 Tehama Along the sides of a small streamlet, meadow, ca 80 yd se of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC412929  Aconogonon davisiae John Thomas Howell 1960-8-19 36159 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  CAS-BOT-BC412921  Aconogonon davisiae M. S. Jussel 1931-9-6 s.n. Tehama Bumpas Hell Trail 2286 Comment
  UCD150451  Aconogonon davisiae William Anderson 1963-7-21 s.n. Tehama Lassen Park. 2438 Comment
  RSA67476  Actaea rubra subsp. arguta P. A. Munz 1951-7-18 16684 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  UC474226  Adiantum aleuticum H. F. Copeland 1920-7-24 Tehama tributary to Deer Creek (Rattlesnake Creek) 1000 Comment
  SEINET10529973  Adiantum aleuticum Mary Susan Taylor 1973-1 Taylor 25 Tehama Along Antelope Creek, Riparian Woodland and Foothill Woodland, ca. 10 mi E of Red Bluff. Comment
  CHSC101194  Adiantum jordanii L. P. Janeway 2009-4-4 9708 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CHSC64709  Aesculus californica Vernon H. Oswald 1995-5-22 6755 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Inflorescence from a single shrubby tree growing in basalt rubble at the ne corner of the reserve. 225 Comment
  UCR37607  Aesculus californica K. B. Barrows 1984-5-12 74 Tehama Hwy 36. c. 38 mi west of Red Bluff, near Begum 457 Comment
  JEPS87831  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama 2.3 mi by road nw Willow Creek (about 2 1/2 air mi n of Cherry Hill); nw of Willow Creek 1676 Comment
  JEPS110087  Agoseris glauca var. glauca Lowell Ahart 2006-9-15 13201 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CAS-BOT-BC22952  Agoseris heterophylla H. M. Hall; E. B. Babcock 1903-7-1 4391 Tehama Near Morgan (Mill Creek Canyon) 1524 Comment
  CHSC102680  Agrostis exarata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16347 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
  CHSC64738  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1995-5-9 6712 Tehama 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. Dales Lake Ecological Reserve. 213 Comment
  RSA201372  Agrostis humilis J. T. Howell 1960-8-18 36103 Tehama Lassen Volcanic National Park, Sulphur Works Checking Station 2012 Comment
  CHSC94307  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS100562  Agrostis microphylla var. intermedia Dean W. Taylor 1991-5-8 11681 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  CHSC105912  Agrostis scabra B. Castro; L. P. Janeway 1999-8-23 1034 N.1 Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of jcn Tehama, Trinity, and Mendocino Co lines, and 0.6 mi NE of the 'Green Springs' location on topo map. Along road going NE from 'Green Springs', near its jcn with USFS Route M2. Near but not associated with springs, in dry forest floor in semi-shade of red firs by road edge. 1810 Comment
  CHSC94567  Agrostis stolonifera Lowell Ahart 2006-9-9 13267 Tehama On the east bank of Colby Creek, about 150 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  RSA123626  Agrostis stolonifera G. D. Barbe 1955-7-16 162 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  UCD53587  Agrostis stolonifera Milo S. Baker 1940-8-13 9818 Tehama at Government Flat near the Mendocino County line. 1524 Comment
  UC1112864  Agrostis variabilis Douglas Barbe 1955-7-17 217 Tehama Cold Spring Camp 1889 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
  CHSC77403  Aira caryophyllea Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  CHSC96626  Aira caryophyllea Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13628 Tehama On the east 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
  CHSC40493  Alisma triviale Pauleen Broyles 1982-7-2 776 Tehama The Nature Conservancy Vina Plains Preserve. Where ditch crosses Hwy 99 ca. .35 mi. s of jct. with Lassen Road. 60 Comment
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  CHSC88845  Allium amplectens Pat Sater 2001-4-7 Tehama Tehama Wildlife Area. 300 yds east of Dewitt Peak on the road to Sect. 33. UTM: 10 0589733 E, 4446192 N. 543 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
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CAS-BOT-BC465429  Allium campanulatum Clare R. Wheeler 1981-6-17 2434 Tehama Above Government Flat, E and below Uhl Peak, Mendocino National Forest 1950 Comment
  UC726227  Allium campanulatum A. A. Heller 1941-8-11 16281 Tehama about 1/2 mi below Sulphur Works entrance; Lassen Volcanic National Park 1828 Comment
  UCD138485  Allium campanulatum Gerald Dickinson 1964-7-24 237 Tehama Anthony Peak. Comment
  CHSC70918  Allium cratericola Vernon Oswald; Lowell Ahart 1998-4-27 8974 Tehama Pettyjohn Rd. 1.0 mi west of its junction with the east end of Hammer Loop Rd., west of Red Bluff and southeast of Platina. 786 Comment
  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
  HSC2939  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  JEPS102313  Allium obtusum var. obtusum Vernon H. Oswald and Lowell Ahart 2001-5-7 10017 Tehama Forest Road 26N15 5.1 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 972 Comment
  UC1299632  Allium siskiyouense Freed W. Hoffman 1950-7-3 3249 Tehama along road 1.1 mi n White Rock Guard Station; Trinity-Tehama county line Comment
  UCD141862  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama Square Lake on north side of south Yolla Bolly. 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
  CHSC80671  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA92983  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama Logging rd. west of Paskenta Comment
  JEPS69372  Allophyllum gilioides subsp. gilioides Virginia Bailey 1938-4-16 Tehama 6 mi. e. Paskenta (on Paskenta-Covelo Rd.) Comment
Read comments
Jul 25 2009
  JEPS95959  Allophyllum gilioides subsp. violaceum Vernon H. Oswald and L. Ahart 1999-4-21 9706 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NW1/4 Sect. 23, 2400 ft, interior live oak-gray pine woodland 731 Comment
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Jul 13 2009
  CAS-BOT-BC171420  Alnus incana subsp. tenuifolia A. A. Heller 1928-5-30 14586 Tehama Wet meadow at Mineral 1524 Comment
  CHSC102664  Alopecurus geniculatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16343 Tehama On damp dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N, R4E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CDA15420  Alopecurus saccatus G. F. Hrusa, J. Hart 1998-5-1 14421 Tehama Sacramento Valley; Common to patchy in wet bottoms of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  UCD18760  Alopecurus saccatus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 53 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  SEINET11688649  Alopecurus saccatus Unknown 1982-1 462 Tehama The Nature Conservancy Vina Plains Preserve, S side of Lassen Road, just E of Singer Creek Ditch 68 Comment
  CHSC84601  Amaranthus albus Lowell Ahart; John Dittes 2003-9-17 10566 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
  CHSC116179  Amaranthus californicus Lowell Ahart; John Dittes 2015-6-22 20250 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  JEPS117262  Ambrosia artemisiifolia Lowell Ahart, John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  UC1127799  Amelanchier utahensis P. L. Johannsen 1936-8-20 984 Tehama 0.5 mi ene Colby Mtn.; Lassen National Forest, Paynes Creek Quad. 1706 Comment
  JEPS95677  Amsinckia intermedia Vernon H. Oswald 1995-3-27 6549 Tehama ca. 1.5 mi n of Dales Station; Cascade Range Foothills, Dales Lake Reserve; T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, 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
  JEPS96110  Amsinckia intermedia Vernon H. Oswald and Lowell Ahart 1996-4-8 7333 Tehama BLM parcel along Hwy. n.e. Red Bluff (bluff on n. side of Sacramento R. just downstream from mouth of Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Sacramento R. 91 Comment
  RSA32740  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama Along U.S. Highway #99W, 1 mile south of Proberta. Comment
  CHSC40687  Amsinckia menziesii Pauleen Broyles 1982-4-15 408 Tehama Disturbed area next to fence along Lassen Road ca .5 km e of Hwy 99. The Nature Conservancy Vina Plains Reserve 63 Comment
  CHSC59172  Amsinckia menziesii Vernon H. Oswald 1992-9-29 5229 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park., 0.5 mi S of the latter. 1990 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
  CHSC87316  Ancistrocarphus filagineus Lowell Ahart 2004-4-29 10797 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
  CHSC76779  Androsace elongata subsp. acuta J. Marr; H. West 1999-4-14 Tehama Vicinity of Newville, Garland Rd and Salt Ck drainage. 231 Comment
  CHSC76782  Androsace elongata subsp. acuta J. Marr; H. West, N. Wight 1999-4-29 Tehama About 17 air miles W of Red Bluff, vicinity of Red Bank Creek and Dry Ck. 280 Comment
  CHSC83390  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-5 7434 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. Near top of spur ridge. 323 Comment
  JEPS87526  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1993-9-2 5901 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  RSA67263  Antennaria geyeri Philip A. Munz 1951-7-26 16922 Tehama South slope of South Yolla Bolly Peak. 2317 Comment
  CHSC55341  Anthriscus caucalis L. P. Janeway 1991-4-18 3913 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  JEPS97218  Anthriscus caucalis Vernon H. Oswald and L. Ahart 1995-4-3 6603 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  SEINET10951061  Anthriscus caucalis David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17953 Tehama 8 mi. E of Red Bluff on CA Hwy 36. 305 Comment
  CHSC48970  Antirrhinum subcordatum Vernon Oswald 1986-5-23 2035 Tehama Round Valley Rd. (M4) 0.2 mi nw of Salt Creek. On a roadcut. 426 Comment
  JEPS106301  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
  JEPS98976  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC2031504  Antirrhinum subcordatum Barbara Ertter with Brad Olson 1991-7-5 10325 Tehama Raglin Ridge Road at North Fork Elder Creek crossing, ca. 23 air miles SW of Red Bluff Comment
  CHSC75988  Antirrhinum vexillo-calyculatum subsp. breweri L. P. Janeway 1999-8-4 6513 Tehama Along Hwy 36, 100 m east of Paynes Creek Road. Road cutbank. 579 Comment
  CHSC88282  Antirrhinum vexillo-calyculatum subsp. breweri Lowell Ahart 2004-6-28 11132 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC95198  Aphyllon epigalium subsp. epigalium R. D. Fischer 2004-5-30 835 Tehama Sierra Nevada range, off Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. 883 Comment
  CHSC56315  Aphyllon purpureum K. R. Stern 1986-5-21 8269 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC90457  Apocynum androsaemifolium Niall McCarten; Roxanne Bittman 1986-6-15 5380 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1280 Comment
  UC465550  Aquilegia formosa W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
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Jul 5 2009
  SD58333  Aquilegia formosa George W. Gillett 1957-8-13 1063 Tehama Lassen Volcanic National Park, niches of east cliffs of main Brokeoff structure 2515 Comment
  HSC75395  Arabis breweri var. breweri J. O. Sawyer, K. A. Sawyer 1980-6-18 3559 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  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
  RSA719183  Arabis rectissima L. Ahart 2006-7-19 13041 Tehama About 170 yards northeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 1/8 air miles northeast of Butte Meadows 1541 Comment
  RSA482753  Arabis subpinnatifida J. P. Smith, Thomas W. Nelson 1979-6-23 10157 Tehama Yolla Bolly Quadrangle. Shasta-Trinity National Forest. Tedoc Mtn 1463 Comment
  UCD101948  Arceuthobium campylopodum Lalit M. Srivastava 1957-10-19 14 Tehama Near junction of State Highways 36 and 89. 1828 Comment
  UCD105057  Arceuthobium campylopodum K. M. Meyer; A. Townesmith 2007-8-4 192 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
  UC1078778  Arceuthobium campylopodum Job Kuijt 1958-4-20 1502 Tehama s Mineral (ca 2 mi n of Hole-in-Ground Campgounds) Comment
  CHSC77391  Arceuthobium occidentale L. P. Janeway; Mary Ann Griggs 1999-3-18 6389 Tehama Vicinity of North Fork Red Bank Creek and Bell Road, vicinity of Bluedoor Flat. 289 Comment
  RSA90630  Arctostaphylos canescens Milo S. Baker, H. K. Wagnon, Baker 1953-6-21 12772 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  SEINET11984895  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 709 Tehama on summit of Round Mountain Comment
  UCD53325  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-17 714 Tehama On Forest Service Road 23N04 (Valley View access road); 7 miles south of junction with Forest Service Road 23N02. Comment
  CAS-BOT-BC38670  Arctostaphylos manzanita subsp. manzanita C. Hart Merriam 1919-9-14 s.n. Tehama Thomas Creek Ridge above Paskenta Comment
  RSA31747  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1942-2-23 16381 Tehama Top of grade east of the Paynes Creek Highway Maintenance Station. Comment
  UC1039822  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 32 Tehama two mi sw Steamboat Pt.; Quad 40 B-1 548 Comment
  CAS-BOT-BC376595  Arctostaphylos manzanita subsp. roofii Andrew Townesmith; Karen M. Meyer 2007-8-5 901 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  UCR198099  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek 610 Comment
  UC726990  Arctostaphylos mewukka A. A. Heller 1942-2-23 16381 Tehama top of grade e Payne's Creek Highway Maintenence Station Comment
  CAS-BOT-BC39994  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19210 Tehama Log Spring Ridge Comment
  CAS-BOT-BC39997  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge Comment
  CAS-BOT-BC40000  Arctostaphylos nevadensis John Thomas Howell 1960-8-19 36167 Tehama Brokeoff Mt. Trail 2682 Comment
  POM367362  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  UC412768  Arctostaphylos nevadensis W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  CAS-BOT-BC44479  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44484  Arctostaphylos patula Alice Eastwood; John Thomas Howell 1934-4-22 1874 Tehama 1 mile w. of Payne's Creek Comment
  JEPS117432  Arctostaphylos patula Lowell Ahart, John Dittes 2010-7-17 16878 Tehama About 50 yards east of the gate, about 90 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 829 Comment
  POM367407  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  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
  UC1052006  Arctostaphylos patula R. A. Manning 1954-2-18 1 Tehama Plum Creek rd six mi e Payne Creek; Lassen National Forest 975 Comment
  CHSC114589  Arctostaphylos patula subsp. patula J. Kierstead 1990-9-11 90 -152 Tehama Yolla Bolly Ranger District. 3 miles south of Tedoc Mt., Ssouth side of FS Rd 27N12. 1554 Comment
  HSC89715  Arctostaphylos viscida Larry Levine, Pacheco, Robert Murphey 1989-4-2 7 Tehama .2 mi. S on Tedoc Rd. from Hwy. 36, ca. 1.5 mi. E of Shasta County 549 Comment
  CHSC88812  Arctostaphylos viscida subsp. viscida Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  SBBG128038  Arctostaphylos viscida subsp. viscida L. Ahart, J. Dittes 2010-7-17 16877 Tehama just S of the gate, ca. 40 yards E of the barn, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 829 Comment
  UC499239  Arctostaphylos viscida subsp. viscida H. F. Stivers 1900-1 Tehama Rosewood Comment
  UC1299491  Arenaria congesta var. suffrutescens Freed W. Hoffman 1949-7-19 3034 Tehama 1 mi w Regan Meadow Camp; North Coast Ranges 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
  CHSC66842  Aristida oligantha Vernon H. Oswald 1996-8-22 8243 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  UCD56501  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 miles west of Corning. Comment
  UCD56505  Aristida oligantha August L. Hormay 1932-8-2 s.n. Tehama between Red Bluff and Redding. Comment
  UCD148604  Aristida ternipes var. gentilis G. F. Hrusa 1996-8-17 13518 Tehama east side of Blue Tent Creek, immediately downstream from Jelly's Ferry Road crossing, and adjacent to Interstate 5. 200 Comment
  CHSC65283  Aristida ternipes var. hamulosa Vernon H. Oswald; Lowell Ahart 1995-6-13 6863 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. 219 Comment
  JEPS95750  Aristida ternipes var. hamulosa Vernon H. Oswald and L. Ahart 1995-6-13 6863 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, ecotone from Blue Oak Woodland to Valley and Foothill Grassland. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  HSC1702  Aristolochia californica Larry Berti 1969-3-21 47 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 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
  CAS-BOT-BC295875  Arnica dealbata H. F. Copeland 1920-7-17 83 Tehama On Butt Mt 1828 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
  UC832876  Arnica dealbata Alice Eastwood Aug 22 1912-Aug 26 1912 1889 Tehama between Morgan and Battle Creek; Lassen Butte Region 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
  CHSC75347  Artemisia douglasiana Ben Myhre 1997-4-25 38 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mil west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS29580  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama near Lassen National Volcanic Park; Morgan 1463 Comment
  UC91227  Artemisia douglasiana T. S. Brandegee 1892-9-20 Tehama Yolo Bolo 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
  JEPS101707  Asclepias cordifolia Dean W. Taylor 1997-7-18 16142 Tehama headwaters North Fork Elder Creek 1981 Comment
  CHSC118398  Asclepias cordifolia Tim Kask; LNF Permit # 64419 2016-4-15 263 Tehama South facing slope above Judd Creek 736 Comment
  JEPS49857  Asclepias eriocarpa W. L. Jepson 1927-6-24 12342 Tehama Payne Creek 304 Comment
  SEINET10928333  Asclepias eriocarpa Alice Eastwood 1912-8-22 Eastwood 1924 Tehama Lassen Butte Region, Payne Creek Comment
  UC596140  Asclepias eriocarpa R. F. Hoover 1938-6-10 3594 Tehama between Jelley's Ferry and Battle Creek 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
  JEPS89511  Asclepias solanoana Dean W. Taylor 1972-6-17 1508 Tehama Mt. Tedoc 1371 Comment
  UC1586566  Aspidotis californica Vernon H. Oswald and Lowell Ahart 1991-5-9 4564 Tehama ca. 6.5 mi n-ne of Red Bluff (ca. 1.5 mi ne of Bend Bridge over Sacramento River, just w of mouth of Paynes Creek); Paynes Creek Recreation Area 91 Comment
  CHSC95144  Aster radulinus R. D. Fischer 2005-9-10 847 Tehama Sierra Nevada range, of Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found near rock quarry, 6.8 miles from Hwy 32. 1432 Comment
  RSA718044  Aster radulinus R. D. Fischer 2005-9-10 0847 Tehama 6.8 miles from Highway 32. 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. 1433 Comment
  CAS-BOT-BC177278  Astragalus accidens var. hendersonii Alice Eastwood; John Thomas Howell 1934-4-22 1868 Tehama Paynes Creek Comment
  JEPS96701  Astragalus clevelandii Dean W. Taylor 1997-7-17 16130 Tehama Toomes Camp Road (Forest Road M2) 8 road miles West from Paskenta, vicinity of Beehive Flat 685 Comment
  CAS-BOT-BC186839  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2 1/2 mi. e. of Paynes Creek 624 Comment
  CHSC62932  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1994-4-6 6083 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC64527  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1995-4-10 6626 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a cutbank along Manton Rd, just s of Inks Creek Rd. 213 Comment
  CHSC75268  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1999-4-21 9701 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  UC1594666  Astragalus pauperculus Vernon H. Oswald and Lowell Ahart 1992-4-21 4901 Tehama ca 8 mi (air) e Red Bluff (Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) 6.6 mi (odometer) e of Hwy 99); e of Red Bluff 259 Comment
  JEPS13255  Astragalus purshii var. lectulus Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5323 Tehama e Mt. Linn summit (on exposed ridge-top of South Yolla Bolly Mountain); South Yolla Bolly Mountain, e of Mt. Linn Summit 2346 Comment
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Oct 30 2007
  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
  CHSC60083  Astragalus rattanii var. jepsonianus P. L. Lester 1980-3-31 10 Tehama Salt Creek Saddle, ca 10 yds w of Round Valley Rd, ca 5.5 mi sw of jct with Newville Rd, ca 7.5 mi sw of Paskenta. 449 Comment
  CHSC88567  Astragalus whitneyi var. siskiyouensis L. P. Janeway 2001-6-10 7141 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  HSC71041  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4455 Tehama Along road to summit of Mount Tedoc 1555 Comment
  HSC74853  Astragalus whitneyi var. siskiyouensis J. P. Smith, Thomas W. Nelson 1978-7-22 10022 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS101730  Astragalus whitneyi var. siskiyouensis Dean W. Taylor 1972-6-18 1512 b Tehama Tedoc Mountain summit 1371 Comment
  CHSC95127  Asyneuma prenanthoides L. P. Janeway 2006-6-25 8713 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  CHSC9740  Asyneuma prenanthoides Nancy Mosman 1971-7-17 121 Tehama Found at bottom of slope 2 ft e of Hwy 32 ca. 19.6 mi s of Chester. 1066 Comment
  CAS-BOT-BC66031  Athyrium filix-femina var. cyclosorum P. A. Munz 1951-7-18 16645 Tehama n. slope of N. Yolla, Bolly Peak, North Yolla Bolly Mts., line of Tehama Co.-Trinity County 1950 Comment
  CAS-BOT-BC17432  Athysanus pusillus Doris Kildale Gillespie 1930-5-9 9303 Tehama 15 miles west of Mineral on Susanville Road. Comment
  RSA90471  Athysanus pusillus Milo S. Baker, H. K. Wagnon 1953-4-26 12553 Tehama 5 miles W of Paskenta Logging road. 305 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
  CHSC75422  Avena fatua Ben Myhre 1997-3-31 33 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC117707  Azolla filiculoides Lowell Ahart; John Dittes 2016-8-25 21309 Tehama Southeast of the parking area, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
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Sep 8 2018
  CHSC78596  Baccharis salicifolia J. Marr; H. West 1998-10-13 Tehama West of Red Bluff, vicinity of Cottonwood Creek. 289 Comment
  RSA105446  Balsamorhiza deltoidea Milo S. Baker 1955-7-25 13049 Tehama Post Pile Camp, Mendocino National Forest 6.1 miles above Whitlock Camp in cut over forest. 1829 Comment
  CAS-BOT-BC106474  Balsamorhiza sagittata John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53474 Tehama Rattlesnake Road 0.73 to 1.5 miles southwest of Peanut 853 Comment
  JEPS42572  Barbarea orthoceras J. Grinnell 1927-6-16 Tehama Mineral 1463 Comment
  SEINET3292581 Image available Barbarea orthoceras Lewis S. Rose 1933-3-26 33034 Tehama Mt. Davison 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
  CHSC64763  Betula pumila var. glandulifera Vernon H. Oswald 1995-5-31 6819 Tehama High Cascade Ranges. Hwy. 32 ca. 1.7 mi s of Hwy. 36, on the edge of Deer Creek Meadows. 1377 Comment
  JEPS32532  Bidens frondosa W. L. Jepson 1929-9-27 15285 Tehama Manton, edge of streamlet 853 Comment
  UCD129578  Bidens frondosa Walter Russell 1947-7-14 180 Tehama Red Bluff. 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
  CHSC64338  Blennosperma nanum var. nanum Vernon H. Oswald; Lowell Ahart 1995-2-22 6491 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  UC1949369  Boechera breweri Barbara Ertter with Brad Olson 1991-7-4 10193 Tehama along stream; Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC87359  Boechera breweri subsp. breweri Lowell Ahart 2004-4-29 10779 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
  CAS-BOT-BC14416  Boechera platysperma P. A. Munz 1951-7-18 16637 Tehama Line of Tehama - Trinity County. North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak. 1981 Comment
  CAS-BOT-BC14418  Boechera platysperma H. F. Copeland 1920-7-25 26 Tehama On summit divide between Butte, Plumas and Tehama Counties. 1828 Comment
  CAS-BOT-BC14717  Boechera repanda Clare B. Hardham 1971-8-10 18301 Tehama South Yolla Bolly Mountains. Oven Lid. Comment
  UC1736745  Boechera repanda Dean W. Taylor 1997-7-18 16143 Tehama headwaters North Fork Elder Creek 1981 Comment
  SEINET12194729  Boisduvalia densiflora Unknown 1982-1 808 Tehama The Nature Conservancy Vina Plains Preserve, T24N,41W, sw quadrant section 22 66 Comment
  CHSC107261  Brachypodium distachyon Lowell Ahart; John Dittes 2011-6-9 17466 Tehama On gravel bar on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  RSA67170  Brickellia grandiflora Philip A. Munz 1951-7-25 16839 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC127684  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat Comment
  CAS-BOT-BC127686  Brickellia greenei John Thomas Howell 1960-8-18 36025 Tehama Bluff Falls 1981 Comment
  UC86182  Brickellia greenei unknown 1892-9-20 Tehama Yolo Bola Mt. Comment
  UC816102  Briza minor E. O. Wooton 1913-4-6 Tehama Red Bluff Comment
  SEINET1910286  Brodiaea californica Barbara Ertter 1991-1 9884 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99. 80 Comment
  RSA183030  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24651 Tehama Junction of State 36 and Bowman Road. 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
  SEINET10932594  Brodiaea congesta Jeffrey Huber 1971-6-10 Huber 280 A Tehama 18 miles e of red bluff on calif. Hwy. 36; In live oak, pinus ponderosa, and Digger pine. Ne slope (approx. 2 Degrees); rocky soil 549 Comment
  UC1950251  Brodiaea coronaria Barbara Ertter 1991-5-19 9886 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 Comment
  JEPS97405  Brodiaea coronaria subsp. coronaria Vernon H. Oswald 1995-6-13 6854 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, adobe clay loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC101385  Brodiaea coronaria subsp. rosea David Isle 1992-5-24 1569 Tehama Mendocino National Forest; Thomes Creek Watershed. 9.5 miles above Paskenta Store; north of M-2 (23N01.3); about 0.35 mile above MNF boundary. 877 Comment
  CAS-BOT-BC484281  Brodiaea elegans subsp. elegans R. F. Hoover 1965-5-29 9411 Tehama Dribble Creek near Red Bluff Comment
  RSA376763  Brodiaea elegans subsp. elegans George Willet 1936-6-29 s.n. Tehama E of Red Bluff. 1220 Comment
  JEPS108203  Brodiaea minor David Gowen 2005-6-25 470 Tehama HWY 36 at Bossley Rd. near mile post 27 east from Shasta Co. North of driveways with mailboxes. Comment
  UCD77144  Brodiaea minor Robert E. Preston 2003-5-18 2135 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 96 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
  UC1442882  Brodiaea nana Theodore F. Niehaus 1966-4-23 639 Tehama 0.8 mi E of Balls Ferry Bridge on Sacramento River Comment
  UCD32606  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  UCR124184  Bromus carinatus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6918 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  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
  CAS-BOT-BC148848  Bromus carinatus var. marginatus Douglas Barbe 1955-7-16 181 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mount Linn). 2286 Comment
  JEPS88304  Bromus commutatus Vernon H. Oswald and Lowell Ahart 1996-5-20 7606 Tehama ne of Red Bluff (Cascade Range Foothills, Hog Lake Plateau, BLM parcel along Hwy 36, along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  UCD58466  Bromus commutatus A. A. Beetle 1944-5-22 3009 Tehama Button Canyon near Beegum. Comment
  CHSC64575  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1995-4-10 6621 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  CHSC66122  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1996-4-29 7486 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected near the farm pond located on the S boundary. 105 Comment
  CHSC41038  Bromus hordeaceus Pauleen Broyles 1982-4-23 456 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Rd in n central pasture. 70 Comment
  CHSC66513  Bromus hordeaceus Vernon H. Oswald; Lowell Ahart 1996-5-20 7600 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In flood channel along Paynes Creek. 158 Comment
  CHSC6721  Bromus hordeaceus B. Anthony 1968-4-11 492 Tehama Rest stop on Interstate 5 North, 11 miles S. of Cottonwood. Comment
  SEINET4343718 Image available Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi south of Ball Rock, 1 mi southeast of Cold Spring Forest Station, ca 30 airmiles west of Corning 1890 Comment
  CHSC66136  Bromus laevipes Vernon H. Oswald; Lowell Ahart 1996-5-6 7519 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a slope bordering Paynes Creek at this location. 128 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
  CHSC87145  Bromus laevipes Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Near creek. 289 Comment
  CHSC88258  Bromus laevipes Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11220 Tehama On the south side 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
  RSA93474  Bromus laevipes H. K. Wagnon 1953-5-10 12625 Tehama Lodding rd. W of Paskenta on logging road near, 9 miles post. Comment
  JEPS88108  Bromus madritensis subsp. madritensis Vernon H. Oswald and Lowell Ahart 1996-5-6 7508 Tehama BLM parcel along Hwy. 36 n.e of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  CHSC96656  Bromus madritensis subsp. rubens Lowell Ahart 2007-5-8 13754 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
  JEPS95594  Bromus orcuttianus Lowell Ahart 1994-7-24 7513 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  CHSC49520  Bromus pseudolaevipes V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3371 Tehama Trail to Dead Rabbit Lake between Mud Flat Rd. and Bowers Creek. Edge of the trail. 518 Comment
  CHSC87899  Bromus pseudolaevipes Lowell Ahart 2004-6-1 10987 Tehama Burned area on the west side of road M2, about 5 1/2 miles (air) west of Paskenta. 883 Comment
  HSC95533  Bromus pseudolaevipes L. Ahart 2001-6-8 8799 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  UCD59541  Bromus rubens A. A. Beetle 1942-5-18 3329 Tehama Near Paynes Creek. Inskip Experimental Plot. Comment
  JEPS94356  Bromus sterilis Vernon H. Oswald and Lowell Ahart 1997-5-14 8416 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  CHSC80715  Bromus tectorum Lowell Ahart 2001-6-14 8834 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC45644  Cacaliopsis nardosmia Vernon H. Oswald 1986-4-1 1062 Tehama Round Valley Rd. (M4) 0.7 mi E of Bennett Creek. 731 Comment
  UC1010392  Cacaliopsis nardosmia Milo S. Baker and H. K. Wagnon 1953-6-21 12780 Tehama Whiskey Saddle, logging rd w of Paskenta 1448 Comment
  JEPS97008  Calandrinia ciliata Vernon H. Oswald and L. Ahart 1994-3-8 5980 Tehama T23N R7W NE corner Sec. 22, 1000 ft, Foothill Woodland. Round Valley Rd. at the E boundary of Mendocino National Forest, ca. 5 mi SW of Paskenta. In moist soil near a drainage in a grassy opening in blue oak woodland. 304 Comment
  CHSC40706  Callitriche hermaphroditica Pauleen Broyles 1983-4-16 898 Tehama The Nature Conservancy Vina Plains Preserve. Sheep Camp Ditch, nw of barn. 60 Comment
  CHSC50105  Callitriche heterophylla var. bolanderi Vernon Oswald 1990-4-23 4164 Tehama Vina Plains Preserve, in Sheep Camp Ditch near Lassen Rd. 70 Comment
  CHSC64517  Callitriche longipedunculata Vernon H. Oswald; Lowell Ahart 1995-4-3 6570 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. Drainage along the unimproved road approaching the w boundary (w of the Old Hwy. Pool). 213 Comment
  CHSC78823  Callitriche marginata Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  JEPS94174  Callitriche marginata Vernon Oswald and Lowell Ahart 1998-4-27 8976 Tehama Vestal Rd. 4.9 mi. west of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36 292 Comment
  UC1586613  Callitriche marginata Vernon H. Oswald and Lowell Ahart 1991-5-9 4575 Tehama Paynes Creek Recreation Area located 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the bed of a vernal pool in grassland bordering the gravel road 0.25 mi northeast of the entrance kiosk 112 Comment
  CHSC60292  Calocedrus decurrens Mary Ann Showers 1992-6-26 2585 Tehama Along West Sulfur Creek east of Sulfur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  HSC74846  Calocedrus decurrens J. P. Smith, Thomas W. Nelson 1978-7-22 10034 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UC980568  Calochortus coeruleus Milo S. Baker and H. K. Wagnon 1953-7-12 12860 Tehama 5.1 mi along County road from Whitlock Camp 1828 Comment
  CAS-BOT-BC489963  Calochortus leichtlinii H. F. Copeland 1920-7-17 85 Tehama forest on Butt Mt 1828 Comment
  CHSC27533  Calochortus luteus Greg C. Halcomb 1978-4-14 16 Tehama Intersection of Lassen Rd. and Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  CHSC77628  Calochortus luteus B. Castro; C. Warren 1999-5-4 911 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 283 Comment
  UC767922  Calochortus luteus R. F. Hoover 1936-5-21 1179 Tehama 4 mi s Cottonwood Comment
  CAS-BOT-BC492644  Calochortus luteus Rodney Gregg 1945-5-1 131 Tehama In fields near Red Bluff Comment
  CAS-BOT-BC492647  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UCD139553  Calochortus monophyllus A. A. Beetle 1942-5-18 3330 Tehama near Paynes Creek. Gleason Experimental Plots. Comment
  UC54190  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4351 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 1524 Comment
  UC648403  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-16 1744 Tehama 7 mi n Mineral (on road to Viola); Dry Lake Comment
  CAS-BOT-BC483500  Calochortus splendens Geo. B. Grant 1901-6-15 s.n. Tehama Mill Creek Canyon near Skinner Comment
  CHSC88831  Calochortus superbus Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. At the intersection of Powerline Road and Cottonwood jeeptrail. UTM: 10 0592800 E, 4449256 N. 621 Comment
  UC1052830  Calochortus superbus J. I. Mallory 1956-5-27 135 Tehama 3 mi ssw Baker Fire Control Station; Quad. 31-D1 256 Comment
  CAS-BOT-BC132454  Calochortus syntrophus Frank Callahan 2007-9-9 s.n. Tehama N. of Hwy. 36 1158 Comment
  CAS-BOT-BC494343  Calochortus tolmiei Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-22 58 Tehama Near Begum Creek 396 Comment
  HSC15382  Calochortus tolmiei Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  RSA17440  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum 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
  RSA255550  Calycadenia ciliosa Gerald D. Carr 1974-9-11 777 Tehama 0.6 miles south of Luce and Griswold Rd. on Hwy. A5 Comment
  CHSC77531  Calycadenia fremontii B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1030 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 341 Comment
  CHSC97918  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi W of Paskenta Rd. 130 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
  JEPS118682  Calycadenia fremontii L. P. Janeway 2011-9-27 10748 Tehama Inner North Coast Ranges. Above one of the northern arms of Black Butte Lake, Irwin Road access, 1.3 km south of Newville Road. Black Butte Dam 7.5' quad. Comment
  CAS-BOT-BC273398  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 mi E of Vestal Rd on Hwy 36 226 Comment
  CAS-BOT-BC273401  Calycadenia fremontii H. M. Hall 1930-9-26 12899 Tehama 2 miles south of Proberta Comment
  RSA789305  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff. 503 Comment
  RSA789806  Calycadenia fremontii R. L. Carr 1978-7-7 2117 Tehama Los Molinos, 300 yards south of road between Los Molinos and Tehama. 64 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
  UC1971723  Calycadenia fremontii 1978-7-6 2110 Tehama At jct of Tedoc Road and Hwy 36 near Beegum, ca 40 mi W of Red Bluff 561 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
  JEPS38536  Calycadenia multiglandulosa W. L. Jepson 1929-9-27 15277 Tehama Corning 76 Comment
  JEPS13945  Calycadenia pauciflora Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5356 Tehama 11.3 mi (by road) nw of Paskenta 1097 Comment
Read comments
Jun 18 2007
  SEINET3863983  Calycadenia pauciflora R. L. Carr 1978-7-6 2112 Tehama Long Gulch Camp along US Hwy 36 (beegum Rd), ca 0.5 mi SE of Tedoc Rd jct, ca 40 mi NW of Red Bluff.; 0 503 Comment
  UC1299280  Calycadenia pauciflora Freed W. Hoffman 1950-6-30 3534 Tehama w of Paskenta; North Coast Ranges Comment
  CAS-BOT-BC270858  Calycadenia pauciflora Gerald D. Carr 1937-6-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road (1.3 miles SE of road to Eagle Peak) 961 Comment
  RSA789278  Calycadenia pauciflora R. L. Carr 1978-7-6 2109 Tehama 0.1 miles south of Highway 36 on Tedoc Road, 2 miles southeast of Beegum (Shasta Co. line). 549 Comment
  RSA93399  Calycadenia pauciflora Milo S. Baker, H. K. Wagnon 1953-7-12 12908 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  UC1876239  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 m NE of Glenn Co. line on West Black Butte Rd. 213 Comment
  UC1876252  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 mi W of Hwy A5 on Hwy 36 167 Comment
  UC998331  Calycadenia pauciflora Milo S. Baker and H. K. Wagnon 1953-7-12 12908 Tehama w of, between 7 and 8 mile posts Paskenta; West Tehama County 457 Comment
  UCD129852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Highway 36 on Tedoc Road. 426 Comment
  CHSC96327  Calycadenia truncata L. P. Janeway 2006-8-20 8855 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Rocky gravelly eroding volcanic northwest-facing ridge top. 1082 Comment
  JEPS108200  Calycadenia truncata David Gowen 2005-6-25 467 Tehama HWY 36 near mile post 6.5 from Shasta Co. Comment
  JEPS90700  Calycanthus occidentalis Dean William Taylor 1973-6-30 2429 Tehama e slope of mt. 1 mi n Wells Creek (about spring); Tedoc Mountain 1371 Comment
  HSC17637  Calyptridium monospermum Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  SFV17871  Calystegia malacophylla subsp. malacophylla J. D. Dilley 1998-7-16 373 Tehama Sierra Nevada North of Lake Almanor on State Route 36, 4.5 miles east of Chester. 1402 Comment
  SEINET12326981  Calystegia occidentalis R. A. Schlising 1975-1 3171 Tehama Hwy 32, 15 mi S of jct with Hwy 36 Comment
  JEPS102308  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2001-6-8 8770 Tehama 9 mi W of Paskenta (S side of road M2) 792 Comment
  SBBG5775  Calystegia occidentalis subsp. occidentalis H. and M. Dearing 1938-6-22 2070 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  CHSC34972  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1975-6-21 3169 Tehama 2.1 mi E of jct Highways 32 and 36, along the latter. Comment
  CHSC61390  Camassia quamash subsp. quamash Vernon H. Oswald; Lowell Ahart 1993-8-11 5792 .1 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. 2023 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
  HSC16526  Camissonia graciliflora J. Heywood, D. H. Norris 1968-3-31 1853 Tehama Hwy. 36, 56 mi. E of Shasta Co. line 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
  UC1784915  Camissoniopsis ignota Barbara Ertter, Brad Olson 1993-5-15 11754 Tehama Round Valley Road (M-4) ca. 6 air mi SW of Paskenta, ca. 1/2 mi N of Salt Creek Conservation Camp, edge of Mendocino National Forest; SW Tehama Co. 426 Comment
  JEPS103411  Campanula griffinii Lowell Ahart 2002-4-27 9570 Tehama Near a wash and a large rock outcrop, ca 100 yards from the E side of Road M2 and 20 yards E of the poor dirt road used to service the pole line, ca 350 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  CAS-BOT-BC37007  Capsella bursa-pastoris John Thomas Howell 1960-8-20 36247 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  CHSC67194  Capsella bursa-pastoris James D. Jokerst 1981-2-23 1239 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  UC1299651  Cardamine californica var. integrifolia Freed W. Hoffman 1947-6-23 1687 Tehama Government Flat 796 Comment
  JEPS75820  Cardamine nuttallii var. covilleana Todd and Virginia Keeler-Wolf 1971-6-19 197 Tehama 1 mi sw Chicago Camp (Yolla Bolly Mountains); , sw of Chicago Camp 1828 Comment
  CAS-BOT-BC38053  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. Comment
  CAS-BOT-BC17803  Carex amplifolia John Maurice Tucker; L. K. Mann 1962-7-29 3630 Tehama Ca. 3 miles east of summit of South Yolla Bolly Mountain and 0.75 mile north of Oven Lid. 2011 Comment
  CDA33017  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. 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
  CHSC60429  Carex athrostachya Mary Ann Showers 1992-6-28 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  RSA66380  Carex aurea Phillip A. Munz 1951-7-27 16971 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  JEPS63511  Carex barbarae W. L. Jepson 1938-6-10 18972 Tehama Coyote Creek, 6 miles south of Red Bluff 91 Comment
  CHSC52744  Carex bolanderi L. P. Janeway; Oscar Janeway, Lillian Janeway 1987-5-26 2099 Tehama Along Deer Creek at Elam Creek Campground. 1325 Comment
  CHSC78914  Carex bolanderi L. P. Janeway; B. Castro 2000-6-11 6796 Tehama High North Coast Ranges. Twin springs; north side of Raglin Ridge along Raglin Road. 381 Comment
  JEPS106510  Carex brainerdii L. P. Janeway, B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls 1170 Comment
  UCD140216  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
  CHSC80084  Carex dudleyi L. P. Janeway 2000-5-16 6729 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  CHSC45077  Carex echinata subsp. echinata Vernon Oswald 1984-6-7 1271 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1423 Comment
  UCD140295  Carex echinata subsp. echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  HSC81984  Carex echinata subsp. echinata Thomas W. Nelson, Jane P. Nelson 1979-6-25 4874 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap 1372 Comment
  CHSC105529  Carex feta Lowell Ahart; John Dittes 2010-7-17 16861 Tehama On damp red soil, seep, about 10 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC115793  Carex feta Lowell Ahart; John Dittes 2015-8-5 20477 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  SEINET7485216 Image available Carex fracta Peter F. Zika 2009-1 24610 Tehama 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89; Cascade Range Highlands (CaRH) Comment
  HSC82147  Carex gracilior Thomas W. Nelson, Jane P. Nelson 1979-6-25 4907 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CAS-BOT-BC28197  Carex hoodii H. M. Hall; E. B. Babcock 1903-7-1 4346 Tehama Near Morgan, Mill Creek Canyon. 1524 Comment
  CAS-BOT-BC7555  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  CHSC44213  Carex jonesii Vernon Oswald 1988-6-30 3546 Tehama Meadow located s of the road to Colby Mt. Lookout, between Humboldt Rd. and Willow Creek near Jonesville. Meadow is located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  SEINET7563144 Image available Carex jonesii David Castaner 1984-5-28 8060 Tehama Along Highway 36, Gurnsey Creek. Comment
  CHSC65409  Carex lenticularis var. impressa Vernon Oswald 1988-6-27 3540 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CAS-BOT-BC28407  Carex lenticularis var. lipocarpa Alice Eastwood; John Thomas Howell 1941-7-9 9805 Tehama Government Flat. Comment
  CAS-BOT-BC28509  Carex lenticularis var. lipocarpa John Thomas Howell 1944-7-14 19759 Tehama Anthony Peak, east slope. Comment
  RSA114113  Carex lenticularis var. lipocarpa Louise Kellogg 1952-7-10 18 Tehama Mendocino National Forest: Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  CHSC114413  Carex leptopoda Don Lepley 2014-5-14 Tehama Lassen National Forest; Almanor Ranger District, Ishi Wilderness. A little less than half an air mile south of southern tip of Long Point, by creek flowing southwest to Mill Creek. 594 Comment
  CHSC102603  Carex luzulina L. P. Janeway 2009-7-26 9869 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. 1990 Comment
  CHSC88485  Carex luzulina L. P. Janeway 2001-6-10 7154 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  JEPS108564  Carex luzulina var. luzulina L. P. Janeway 2005-6-12 8423 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road 1625 Comment
  SD211487  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  CHSC90403  Carex multicaulis Niall McCarten 1986-6-15 5388 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W. of Johnson cabin. 1402 Comment
  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-BC32187  Carex multicaulis Hans Leschke 1964-8-2 s.n. Tehama Near Ski Hut. Comment
  CAS-BOT-BC119730  Carex nebrascensis Hans Leschke 1955-7-17 s.n. Tehama Ditch along highway, Mineral. Comment
  HSC37181  Carex nebrascensis John Heywood, D. H. Norris 1968-3-31 1884 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  CHSC83703  Carex nervina L. P. Janeway 2001-6-24 7226 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. At waters edge. 1652 Comment
  CAS-BOT-BC119576  Carex nudata H. H. Keifer 1962-9-12 s.n. Tehama Miniral Comment
  CHSC60432  Carex pachystachya Mary Ann Showers 1992-6-26 2597 a Tehama Lassen Volcanic National Park. Edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA66388  Carex scopulorum var. bracteosa Phillip A. Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CAS-BOT-BC115826  Carex subfusca C. Epling; William Robinson 1935-7-16 s.n. Tehama Near Mineral. Comment
  SD243230  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama Cascade Range Foothills; SE side of A6, at Morgan Creek culvert. 330 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
  JEPS9781  Castilleja applegatei subsp. pinetorum Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  JEPS9782  Castilleja applegatei subsp. pinetorum Jos. Grinnell 1928-6-24 Tehama Mineral 1463 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
  CHSC88852  Castilleja attenuata A. Peterson 2003-4-17 40 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  JEPS10308  Castilleja exserta subsp. exserta J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  CHSC80697  Castilleja foliolosa Lowell Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA90472  Castilleja foliolosa C. F. Baker, H. K. Wagnon 1953-4-26 12548 Tehama 5 mi. west of Paskenta along logging road. 305 Comment
  CHSC49014  Castilleja lacera Vernon Oswald 1984-7-16 1592 Tehama W end of Wilson Lake located ca. 8 mi e of mineral. 1609 Comment
  UC54614  Castilleja tenuis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4371 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC27736  Castilleja wightii W. K. Cheechov 1978-3-24 6 Tehama Ca. 12 ft e of Pettyjohn Rd. 2.8 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 231 Comment
Read comments
Dec 19 2007
  JEPS42222  Ceanothus cordulatus W. L. Jepson 1927-6-21 12279 Tehama Mineral 1524 Comment
  HSC18267  Ceanothus cuneatus L. T. Gault 1964-3-28 44 Tehama Los Molinos, Tehama-Vina Rd. Comment
  CAS-BOT-BC83839  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 1168 b Tehama Paynes Creek watershed, immediately W of Palmer Gulch 210 Comment
  SEINET10805174  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 Burge 1168 c Tehama Paynes Creek watershed, immediately west of Palmer Gulch, roadside on SR 36, parking 8.7 road miles (13.9 km) east of intersection with SR 99, 17.0 km 255 deg. (True) WSW of Paynes Creek. 210 Comment
  CAS-BOT-BC50958  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1941-7-9 9731 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UCD111990  Ceanothus integerrimus Ray Prag 1970-7-2 s.n. Tehama Near junction of Highway 36 and Highway 89. 1706 Comment
  UCR17253  Ceanothus integerrimus Frank C. Vasek 1975-7-12 750712- 01 Tehama Along Deer Creek (Hwy. 32), north of Potato Flat Comment
  RSA90831  Ceanothus integerrimus Milo S. Baker, H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp. 1311 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
  SEINET13945968 Image available Ceanothus jepsonii A. A. Heller 1914-1 12999 Tehama Grade between Mud Flat and Bennett Spring in the Coast Range Comment
  RSA399823  Ceanothus prostratus Bonnie C. Templeton 1960-6-14 8498 Tehama Near Mineral Comment
  UC1299589  Ceanothus prostratus Freed W. Hoffman 1950-7-6 3253 Tehama limestone area 1 mi ne White Rock Guard Station (extreme western Tehama County); ne of White Rock Guard Station 1524 Comment
  CDA34272  Centaurea melitensis L. Ahart, J. Dittes 2010-7-17 16856 Tehama Soap Creek Ranch, about 100 yards southeast of the pond, and about 4.8 miles (air) southeast of Manton and 2 miles (air) north of Highway 36. Comment
  CHSC78793  Centaurea melitensis Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC80588  Centaurea melitensis Lowell Ahart 2001-6-14 8832 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  SEINET8111619 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201523 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111626 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201516 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8853574 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201514 , RB201515, RB201516, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CDA38374  Centaurium tenuiflorum L. Ahart, John Dittes 2003-6-11 10243 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CHSC14202  Centromadia fitchii F. T. Griggs 1973-8-7 Tehama 16 miles n of Chico, along Hwy 99E on the Vina Plains. Comment
  CHSC48163  Centromadia fitchii Vernon Oswald 1986-6-27 2160 Tehama Long Rd. (A6) 5.8 mi ne of Dales, 2.8 mi sw of jct. Lanes Valley Rd. 304 Comment
  JEPS15246  Centromadia fitchii Rimo Bacigalupi with J. R. Sweeney and George Bacigalupi Jr. 1953-8-29 4338 Tehama 1 1/2 mi e Corning (on road to Vina); Sacramento Valley 91 Comment
  JEPS38153  Centromadia fitchii W. L. Jepson 1929-9-27 15275 Tehama Corning 76 Comment
  CHSC54014  Centunculus minimus Vernon H. Oswald; Lowell Ahart 1991-5-9 4569 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. Locally abundant on a vernally wet flat at the southwest corner of the large impoundment at the entrance kiosk. 112 Comment
  CHSC80254  Centunculus minimus B. Castro; L. P. Janeway 2000-6-6 1193 Tehama Vicinty of Paskenta and Thomes Creek, in hills S of main ck. 329 Comment
  CHSC40714  Cerastium glomeratum Pauleen Broyles 1982-3-18 328 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC56289  Cerastium glomeratum K. R. Stern 1986-5-21 8255 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  CHSC64389  Cerastium glomeratum Vernon H. Oswald; Lowell Ahart 1995-3-6 6512 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 12 in the northern cluster of vernal pools. 207 Comment
  JEPS88450  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1996-4-3 7300 Tehama n.w. Corning (CDFG parcel s. side of Gyle Rd., flat betw. old meander of intermittent stream & its present course ca. 0.4 mi. e. of dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  HSC1750  Cerastium glomeratum Larry Berti 1969-3-22 55 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
  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
  CAS-BOT-BC135575  Cercocarpus betuloides var. betuloides Doris Kildale 1930-5-9 9307 Tehama 15 miles west of Mineral on Susanville Road Comment
  RSA66616  Chaenactis carphoclinia Philip A. Munz 1951-7-26 16909 Tehama South base of Yolla Bolly Peak 2073 Comment
  CHSC44186  Chaenactis douglasii var. douglasii Vernon Oswald 1988-6-27 3535 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla-Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  HSC74948  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1979-6-23 10161 Tehama Summit of Tedoc Mtn., Shasta-Trinity Natl. Forest 1646 Comment
  UC1299288  Chaenactis douglasii var. douglasii Freed W. Hoffman 1949-7-21 3048 Tehama 0.3 mi s of Tedoc Gap; North Coast Ranges, Tedoc Mountain, Tedoc Gap Comment
  CHSC54089  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4604 Tehama Lowrey Rd 0.2 mi southeast of the North Fork of Elder Creek, north of Paskenta. Roadside bank. 283 Comment
  CHSC95169  Chaenactis glabriuscula var. heterocarpha R. D. Fischer 2005-5-30 793 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground, downstream of the Deer Creek camp.UTM: 10617744E, 4447073N. 880 Comment
  CHSC96651  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 2007-5-8 13725 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
  CHSC52643  Chamaesyce hooveri R. D. Stone 1986-7-24 785 Tehama Central Valley. Vina Plains, 0.3 miles SW of Highway 99 and 1.1 miles SSE of its intersection with Rowles Road. Vernal pool. 62 Comment
  CHSC52651  Chamaesyce hooveri R. D. Stone; R. E. Buck 1987-8-3 830 Tehama Central Valley. Vina Plains, 1.9 miles SSW of the intersection of Highway 99 and Rowles Road, 0.2 miles N of the Tehama-Butte county line. Vernal pool. 57 Comment
  JEPS83922  Chamaesyce hooveri R. D. Stone 1986-7-19 763 Tehama 0.8 mi nne Hallie Rd (0.2 mi n of barn, s pasture); TNC Valley Plains Reserve 65 Comment
  JEPS83939  Chamaesyce hooveri R. D. Stone 1986-7-24 787 Tehama 1.3 mi sse intersection of Hwy 99 and Rowles Rd (0.55 mi sw of Hwy 99); Vina Plains 60 Comment
  CHSC66193  Chamaesyce maculata Vernon H. Oswald; Lowell Ahart 1996-6-3 7720 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek just upstream from the Sacramento River. 91 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
  CHSC27331  Chamaesyce ocellata T. B. Devine 1977-7-3 429 Tehama In a field, .25 mi n of Pine Creek. 121 Comment
  CHSC66564  Chamaesyce ocellata subsp. ocellata Vernon H. Oswald; Lowell Ahart 1996-7-8 7951 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Throughout the parcel (collected in savanna at the NE corner of the parcel). 201 Comment
  CHSC66311  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-7-4 7746 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. In creek bed. 146 Comment
  JEPS87012  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1991-8-13 12271 Tehama ca 4.5 mi wnw Corning (in vernal pool area) 112 Comment
  UC762207  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC117354  Chamaesyce serpillifolia subsp. serpillifolia B. Castro; L. P. Janeway 2015-7-13 2099 Tehama Sacramento Valley. In bottom of Thomas Creek channel, ca. 1.25 mi. W of Hwy I-5 and ca 50 ft E of the Rawson Rd. bridge. 91 Comment
  CHSC59181  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1992-9-29 5228 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC86999  Chamaesyce serpillifolia subsp. serpillifolia Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  JEPS120784  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-9-17 19049 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  SEINET10867073  Cheilanthes gracillima Mary Susan Taylor 1979-4-22 Taylor 1977 Tehama T27N R3E sec 25. On bluffs overlooking Deer Creek, ca 2 mi SW (downstream) of Hwy 32, ca. 3 mi S of Potato Patch Campground; Yellow Pine Forest. 975 Comment
  SEINET198076 Image available Cheilanthes gracillima L. Kellogg 1952-7-9 6 Tehama Mendocino National Forest ; Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2135 Comment
  CHSC59083  Chenopodium album Vernon H. Oswald 1992-8-19 5156 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 Comment
  CDA3043  Chenopodium botrys L. Ahart, J. Dittes 2003-9-17 10573 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  JEPS122016  Chenopodium californicum Lowell Ahart 2014-5-8 19454 Tehama About 1/10 mile east of the restroom, about 50 yards north of the paved road past Berris Creek, east of Berris Creek, south of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  JEPS88136  Chenopodium strictum var. glaucophyllum Vernon H. Oswald and Lowell Ahart 1996-7-8 7975 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36; at former site of corral along Hwy. 36 near the n.e. side of Hog Lake, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 268 Comment
  JEPS89234  Chimaphila menziesii Joseph Grinnell 1913-2 Tehama Mineral, Mt. Turner 1828 Comment
  CHSC56990  Chimaphila umbellata Steven Triano; Stefani Eiben 1988-5-7 150 Tehama Fir forest ca 0.1 mi ne of Gurnsey Creek Campground. 1463 Comment
  HSC9478  Chloris virgata Larry Berti 1968-11-26 Tehama Old Red Creek School Comment
  CHSC66096  Chlorogalum angustifolium Vernon H. Oswald; Lowell Ahart 1996-5-27 7647 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 102 Comment
  CHSC80107  Chlorogalum angustifolium B. Castro; L. P. Janeway 2000-5-11 1145 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creeks. 117 Comment
  JEPS88262  Chlorogalum angustifolium Vernon H. Oswald and Lowell Ahart 1996-5-27 7647 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along pipeline ca. 0.1 mi. n. of s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CAS-BOT-BC498635  Chlorogalum angustifolium Alice Eastwood; John Thomas Howell 1934-4-21 1848 Tehama Between Red Bluff and Paynes Creek Comment
  CHSC101419  Chlorogalum pomeridianum var. minus David Isle 1992-5-23 1563 Tehama Round Mountain SE of Government Flat Junction. 1176 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
  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
  CHSC79796  Chorizanthe stellulata L. P. Janeway 2000-5-14 6728 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; 0.2 km south of Spring Branch Road (old Manton Road), 2.7 km east-northeast of Jellys Ferry Road. 189 Comment
  HSC45821  Chorizanthe stellulata J. P. Smith, J. O. Sawyer 1971-5-22 4635 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  UC1052190  Chrysolepis sempervirens K. D. Gowans 1954-8-23 11 Tehama 1 mi s Turner Mt.; Lassen National Forest 1828 Comment
  UCD110131  Chrysolepis sempervirens John Thomas Howell 1960-8-19 36143 Tehama Brokeoff Mountain Trail. 2590 Comment
  JEPS22644  Cicendia quadrangularis Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6292 Tehama about 2 mi w of Kirkwood (and about 1/2 mi w of U.S. Hwy 99, about 7 mi s of Corning, lower portions of Kirkwood Plains); Kirkwood Plains 73 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
  CDA29147  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
  JEPS90049  Clarkia concinna subsp. concinna Dean William Taylor 1972-6-17 Tehama on Tedoc Mountain, along Wells Creek Wells Creek; Tedoc Mountain, Wells Creek 822 Comment
  CAS-BOT-BC172047  Clarkia gracilis subsp. gracilis Carl B. Wolf 1937-5-16 8691 Tehama Northern Sierra Nevada foothills, Red Bluff-Susanville Road, 7 mi. below Paynes Creek P.O. 182 Comment
  RSA21505  Clarkia gracilis subsp. gracilis Carl B. Wolf 1937-5-16 8691 Tehama Northern Sierra Nevada Foothills, Red bluff - Susanville road, 7 miles below Paynes Creek P.O. 183 Comment
  RSA93131  Clarkia modesta Milo S. Baker, H. K. Wagnon 1953-5-9 12583 Tehama Logging road west of Pakenta, near 6 mile post. Comment
  HSC75071  Clarkia purpurea J. P. Smith 1979-4-29 10079 Tehama Hwy. 36 at Basler Rd. Comment
  UCD104891  Clarkia purpurea R. Tofsrud 1949-6-1 s.n. Tehama Diamond Range Burn Plot; Highway 36, about 20 miles W of Red Bluff. Comment
  CHSC107226  Clarkia purpurea subsp. quadrivulnera Lowell Ahart; John Dittes 2011-6-9 17440 Tehama Rio De Los Molinos Land Grant. About 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC64714  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1995-5-9 6713 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected se of Pool 20. 213 Comment
  CHSC86538  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  UCD80475  Clarkia purpurea subsp. quadrivulnera CNPS SN Foothill Team 2005-5-10 SNFN 0164 Tehama TNC, Dye Creek Preserve, in a side drainage of Long Gulch. 152 Comment
  RSA92955  Clarkia purpurea subsp. quadrivulnera Milo S. Baker, H. K. Wagnon 1953-5-31 12699 Tehama Roadside a mile or so east of Paskenta Comment
  CHSC117151  Clarkia rhomboidea Lowell Ahart; John Dittes 2016-6-22 21042 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
  CHSC68590  Clarkia rhomboidea Vernon H. Oswald; Lowell Ahart 1997-5-14 8447 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. Roadside. 920 Comment
  JEPS126586  Clarkia rhomboidea Lowell Ahart, John Dittes 2016-6-22 21042 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  RSA0069356  Claytonia exigua subsp. exigua Dean W. Taylor, Cajun James 2014-4-23 21472 Tehama 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1250 Comment
  HSC1831  Claytonia exigua subsp. exigua Larry Berti 1969-3-15 17 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC115583  Claytonia palustris Lowell Ahart; John Dittes 2015-8-6 20500 Tehama In shallow stream water, 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
  JEPS110422  Claytonia palustris Lowell Ahart 2006-7-11 12946 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC67280  Claytonia parviflora James D. Jokerst 1983-3-6 1688 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  CHSC65793  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Lowell Ahart 1996-4-8 7318 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a shaded cut bank on the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge site on the gravel road. 106 Comment
  CHSC68701  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Lowell Ahart 1997-5-14 8432 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the Middle Fork Antelope Creek. 1011 Comment
  JEPS94370  Claytonia parviflora subsp. parviflora Vernon H. Oswald and Lowell Ahart 1997-5-14 8432 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (6.7 mi s of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1011 Comment
  CDA14473  Claytonia parviflora subsp. parviflora G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4205 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  SEINET11935021  Claytonia perfoliata Unknown 1983-1 881 Tehama The Nature Conservancy Vina Plains Preserve, at Lassen Rd 63 Comment
  HSC17705  Claytonia rubra subsp. rubra S. J. Hawks 1965-5-8 53 Tehama About 5 mi. W of Mineral Comment
  CHSC78261  Claytonia saxosa Vernon H. Oswald 2000-5-17 9921 Tehama FR 28N05 0.7 mi northeast of its junction with FR 45 at Tedoc Gap. 1478 Comment
  CHSC107084  Clematis lasiantha V. Lockie 2010-4-6 Tehama Dye Creek Nature Conservancy Preserve. Specimen collected near trail adjacent to Dye Creek. 135 Comment
  JEPS88507  Clematis lasiantha Vernon H. Oswald and Lowell Ahart 1996-4-23 7449 Tehama BLM parcel along Hwy. 36 ne of Red Bluff (on s side of Paynes Creek just downstream from the power line at this location, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  UCD160065  Collinsia James A. Neilson Jr. 1975-4-29 3151 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  CHSC64993  Collinsia greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7043 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
  JEPS94273  Collinsia greenei Vernon Oswald and Lowell Ahart 1997-6-10 8568 Tehama between Paskenta and Covelo (on Forest Road 24N02 between Government Flat and Wells Cabin Campgrounds, 2.0 mi s M2); Forest Road 24N02 1828 Comment
  SD71178  Collinsia rattanii R. F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin Cabin Comment
  UCSB28682  Collinsia rattanii Hardham, Clare 1971-8-10 Tehama South Yolla Bolly Mtn 2438 Comment
  HSC20620  Collinsia sparsiflora John L. Heywood, D. H. Norris 1968-3-31 1829 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  CHSC79113  Collinsia sparsiflora var. collina B. Castro; L. P. Janeway 2000-3-22 1043 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 350 Comment
  UC2031440  Collinsia sparsiflora var. collina Barbara Ertter 1991-5-18 9849 Tehama Rosewood Ranch on Salt Creek ca. 17 air miles WNW of Red Bluff, ca. 1/2 mi S of Highway 36 Comment
  CHSC117169  Collinsia tinctoria Lowell Ahart; John Dittes 2016-6-22 21039 Tehama On both sides of the trail, about 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  UCD80774  Collinsia tinctoria CNPS SN Foothill Team 2005-6-22 SNNR 0383 Tehama USFS, Lassen National Forest. 498 Comment
  JEPS128467  Collinsia torreyi Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  CHSC79209  Collinsia torreyi var. latifolia L. P. Janeway 2000-6-29 6855 Tehama High North Coast Ranges. At Ides Cove Trailhead, a small saddle on the ridge about 2300 m east of Mt. Linn. 2095 Comment
  JEPS17595  Collinsia torreyi var. latifolia Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5319 Tehama on e shoulder South Yollo Bolly Mtn. (Mt. Linn summit, 1 mi e of summit and +/- 500 ft in alt. below it) 2286 Comment
  RSA123775  Collinsia torreyi var. latifolia G. D. Barbe 1955-7-16 179 Tehama On the east ridge leading to So. Yolla Bolly (Mt. Linn). 2287 Comment
  JEPS34536  Collinsia torreyi var. wrightii Freed W. Hoffman 1947-6-23 1683 Tehama Government Flat North Coast Ranges (w Tehama Co.) 796 Comment
  RSA90847  Collomia diversifolia Milo S. Baker, H. K. Wagnon 1953-5-31 12708 Tehama Logging road west of Paskenta near 10 mile post Comment
  JEPS17647  Collomia heterophylla Rimo Bacigalupi with G. T. Robbins 1955-7-18 5367 Tehama along State Hwy no. 32 2.8 mi ne Lomo Inn (jnct. of Humboldt Road to Butte Mdws.) (2 mi beyond the Tehama-Butte Co. line); Watershed of Cascade Creek 975 Comment
  JEPS128469  Collomia tinctoria Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -070 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed, Forest Road 27N12. Comment
  CAS-BOT-BC230669  Collomia tracyi Catherine Best 1992-7-14 1391 Tehama At the edge of the Mendocino Pass Road, near the Mendocino County - Tehama County line Comment
  CHSC66180  Conium maculatum Vernon H. Oswald 1996-6-3 7710 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 100 Comment
  JEPS88332  Conium maculatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7710 Tehama ne of Red Bluff (BLM parcel along Hwy 36, Cascade Range Foothills, along Paynes Creek 0.5 mi downstream from the old bridge site); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  CHSC60470  Corallorhiza maculata Mary Ann Showers 1992-6-26 2571 Tehama East of Sulphur Works Entrance Station above West Sulphur Creek. Lassen Volcanic National Park. 1950 Comment
  CHSC101417  Corallorhiza mertensiana David Isle 1992-7-30 1560 Tehama Sugar Springs Campground. Just E of 1st campsite with large DF. (Just S of first campsite and E of Entrance Road.) 1652 Comment
  JEPS33024  Cordylanthus pringlei Freed W. Hoffman 1949-7-19 3038 Tehama one mi w Regan Meadow Camp; Inner North Coast Ranges Comment
  OBI83051  Cordylanthus tenuis subsp. viscidus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 b Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico. 1335 Comment
  SEINET9161591  Cordylanthus tenuis subsp. viscidus B. Ertter 1991-9-2 10776 Tehama Round Valley, Paskenta Road (Hwy M4), 3.4 miles E of M2 junction at Goverment Flat, ca 18 airmiles W of Paskenta. 1676 Comment
  UC2042869  Cordylanthus tenuis subsp. viscidus Barbara Ertter 1991-9-2 10776 Tehama SW Tehama Co.: Round Valley - Paskenta Road (Route M4) 3.4 mi E of M2 junction at Government Flat, ca. 18 air miles W of Paskenta. Comment
  RSA756488  Cordylanthus tenuis subsp. viscidus Barbara Ertter, James R. Shevock 1992-6-14 11228 Tehama Lassen Trail 15 miles southwest of Highway 32, about 9 air miles south of Mineral on Mill Creek Plateau, 14.5 miles northeast of Ponderosa Way junction 1524 Comment
  RSA262513  Cornus californica J. M. Tucker, L. K. Mann, A. O. Tucker 1962-7-29 3638 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  CAS-BOT-BC209881  Cornus nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1853 Tehama Lassen Camp near Mineral Comment
  JEPS50165  Cornus nuttallii Jos. Grinnell 1927-6-17 Tehama Viola rd. 1463 Comment
  LA97414  Cornus sericea subsp. sericea J. M. Tucker; L. K. Mann 1962-7-29 3638 Tehama South Yolla Bolly Mountain, 0.75 mi. N of Ovenlid, ca. 3 mi. E of the summit 1981 Comment
  CHSC69659  Cornus sessilis Vernon Oswald; Lowell Ahart 1997-9-9 8867 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  SBBG5323  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC987700  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama along Deer Creek (State Hwy. 32) Potato Patch Camp Ground; Lassen Nat'l Forest, Potato Patch Camp Ground Comment
  CAS-BOT-BC401890  Corydalis caseana subsp. caseana Marion Ownbey; Gerald B. Ownbey 1946-6-23 2935 Tehama Guernsey Creek, 7.5 mi. south of Morgan Springs Comment
  CHSC44207  Corydalis caseana subsp. caseana Vernon Oswald 1988-6-30 3545 Tehama Meadow is located along Willow Creek ca. 0.1 mi n of the Butte County Line.Meadow located s of the road to Colby Mt. Lookout, between Humboldt Rd. and Willow Creek, near Jonesville. 1560 Comment
  JEPS94507  Corylus californica Vernon Oswald and Lowell Ahart 1997-7-7 8704 Tehama Forest Route 35 at Slide Creek near the ne corner of the Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CHSC40724  Crassula aquatica Pauleen Broyles 1982-5-10 555 Tehama W of Sheep Camp Ditch, ca 400 meters nw of barn in s pasture. The Nature Consevancy Vina Plains Preserve. 60 Comment
  JEPS122120  Crassula aquatica Lowell Ahart 2014-5-8 19445 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
  JEPS97210  Crassula aquatica Vernon H. Oswald and L. Ahart 1995-4-3 6561 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  CHSC55088  Crassula saginoides L. P. Janeway 1991-5-11 3954 A Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Refuge. 169 Comment
  CHSC26631  Crassula tillaea M. P. Hayes 1978-3-10 127 Tehama 0.8 mi e of Hwy 99 along Leininger road. 40 Comment
  CHSC90399  Crepis intermedia Niall McCarten; Roxanne Bittman 1986-6-15 5435 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Forest Rd. 25N29. 2011 Comment
  JEPS36487  Crepis occidentalis W. L. Jepson Jul 24 1897-Jul 25 1897 Tehama South Yolla Bolly summit Comment
  CAS-BOT-BC376554  Crepis occidentalis subsp. conjuncta P. A. Munz 1951-7-25 16863 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CHSC68598  Crucianella angustifolia Vernon H. Oswald; Lowell Ahart 1997-5-14 8450 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock: 920 Comment
  CDA6675  Crucianella angustifolia G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2664 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  CDA1934  Crypsis alopecuroides L. Ahart 2002-11-5 10019 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
  JEPS120786  Crypsis alopecuroides Lowell Ahart 2013-9-17 19040 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  CDA1927  Crypsis schoenoides L. Ahart 2002-11-5 10020 Tehama About 12 miles (air) northwest of Orland. East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake. Comment
  CHSC106858  Crypsis schoenoides Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland. 152 Comment
  CHSC112586  Crypsis schoenoides Lowell Ahart 2013-9-17 19041 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC66891  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1996-9-4 8263 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  SD211505  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8892 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  CHSC117167  Cryptantha affinis Lowell Ahart; John Dittes 2016-6-22 21044 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  UC703114  Cryptantha affinis Alice Eastwood and John Thomas Howell 1941-7-9 9758 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CHSC92816  Cryptantha ambigua John Dittes; Josephine Guardino 2005-5-11 1105 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
  CHSC57797  Cryptantha crinita Vernon H. Oswald; Joe Molter 1992-4-29 4928 Tehama Payne's Creek Recreation Area located ca. 1.5 mi NE of Bend Bridge over the Sacramento River, ca. 6.5 mi NNE of Red Bluff. Perry Riffle, upstream of the parking area. 91 Comment
  JEPS113164  Cryptantha crinita Lowell Ahart 2007-5-8 13730 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  UC1042320  Cryptantha crinita John Thomas Howell 1954-4-26 29189 Tehama 1.5 mi n Red Bluff; Dibble Creek Comment
  UCD57959  Cryptantha crinita Cathy Little 2007-5-18 s.n. Tehama Singer Creek. Ca. 100 m S of Lassen Road Bridge. Comment
  UCD80134  Cryptantha crinita CNPS SN Foothill Team 2006-5-2 SNFN 0344 b Tehama TNC Easement, Denny Ranch. 295 Comment
  CHSC66042  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1996-5-6 7507 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a grassy flat ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC70868  Cryptantha flaccida Vernon Oswald; Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. east of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  CHSC83879  Cryptantha flaccida Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10112 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC84080  Cryptantha flaccida Lowell Ahart; John Dittes 2003-5-12 10125 Tehama Along a wash, on the northwest side of the poor dirt road, just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 Comment
  CHSC84258  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10238 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS122014  Cryptantha flaccida Lowell Ahart 2014-5-8 19438 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  JEPS94180  Cryptantha flaccida Vernon Oswald and Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. w. of Newville (2.2 mi. n. of the Glenn-Tehama conty line, 1.9 mi. s. of Round Valley Rd.); Inner N. Coast Ranges 213 Comment
  UCD148656  Cryptantha flaccida G. F. Hrusa; J. Hart 1998-5-10 14406 Tehama Coyote Creek wash, Coyote Creek Conservation Area, approximately 1/2 mile west of Paskenta road. 80 Comment
  SDSU20595  Cryptantha intermedia var. intermedia Ronald B. Kelley 2005-5-29 823 Tehama 5.4 miles west of Paskenta on Toomes Campe Rd., southwest side of road. Cut slope (northeast facing). 498 Comment
  JEPS103424  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
  UC1873667  Cryptantha microstachys Barbara Ertter with Brad Olson 1993-5-15 11748 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
  JEPS112685  Cryptantha milobakeri Dean W. Taylor 1997-5-30 16010 Tehama Ponderosa Way in canyon South Fork Battle Creek; on S-facing slopes along road 899 Comment
  CHSC80618  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS108881  Cryptantha torreyana Lowell Ahart 2006-7-19 13022 Tehama Just W of the dirt road, E of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) SE of Colby Mountain, about 4 3/4 miles (air) NE of Butte Meadows. 1503 Comment
  RSA739763  Cryptantha torreyana John Dittes, Josephine Guardino, L. Ahart 2003-8-23 795 Tehama Tehama County 40Y 02 32.64 N, 122Y 50 54.23 W, T25, R9W, undesignated section, S Yolla Bolly 7.5 Quad, High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Swuare Lake. 2136 Comment
  UC1873670  Cryptantha torreyana Barbara Ertter with Brad Olson 1991-7-4 10242 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  CHSC68566  Cupressus bakeri John Ost; Steven Sayre 1997-5-9 Tehama South side of Cub Creek on the east side of Deer Creek Canyon between Potato Patch and Alder Creek campgrounds. 1341 Comment
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Aug 3 2012
  CAS-BOT-BC182450  Cupressus macnabiana John Silba 2009-12-23 B- 660 Tehama 0.2 miles east of Pepperwood Springs, 0.8 mil. south of N. Fk. Elder Creek, along Raglin Ridge Road, 4.4 dr. miles sw. of Ball Rock Rd (Forest Rd. M22) 873 Comment
  CHSC54086  Cupressus macnabiana Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4609 Tehama Raglin Ridge Rd, 3.2 miles south-southwest of Colyear Springs Rd, northwest of Paskenta. 792 Comment
  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
  SBBG128051  Cuscuta californica var. californica L. Ahart, J. Dittes, J. Guardino 2009-8-27 16312 Tehama W side of pond, on E side of Forest Service Rd 29N25A, Childs Meadows, ca. 2,600 feet S of the intersection of Hwy 36 (89) and Forest Service Rd 29N25A, 2.3 mi NE of the town of Mill Crk, 9.1 mi S of Lassen Pk 1493 Comment
  UCD126291  Cuscuta howelliana F. T. Griggs 1973-6-21 s.n. Tehama Hot Flat Reservoir, along State Highway 36, 13 miles east of Red Bluff. Comment
  SEINET12568121  Cynoglossum grande E. R. House 1956-4-27 5 Tehama Alongside California State Route 36, on the way to Red Bluff. 914 Comment
  RSA123572  Cynoglossum occidentale G. D. Barbe 1955-7-22 249 Tehama About 1/8 milewest of Square Lake along the trail to Long Lake. 2104 Comment
  UCD80259  Cyperus eragrostis CNPS SN Foothill Team 2005-6-7 SNNR 0213 a Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 Comment
  HSC7213  Cyperus eragrostis Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC102683  Cyperus squarrosus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16336 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill 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
  CHSC84595  Cyperus squarrosus Lowell Ahart; John Dittes 2003-9-17 10597 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
  JEPS104235  Cyperus squarrosus Lowell Ahart 2003-9-17 10597 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
  CDA3336  Cypselea humifusa L. Ahart 2002-11-5 10015 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
  CAS-BOT-BC445497  Damasonium californicum Alice Eastwood 1934-4-21 1847 Tehama 5 miles s. of Cottonwood Comment
  RSA268986  Damasonium californicum J. R. Reeder, C. G. Reeder 1975-6-4 6669 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  SEINET199014 Image available Danthonia unispicata Helen K. Sharsmith 1954-6-24 4348 Tehama Mendocino National Forest ; Southwest ridge leading to Eagle Peak one mile below summit. 1067 Comment
  SBBG2730  Darmera peltata H. and M. Dearing 1938-6-21 2060 Tehama Chico Crk, 6 mi N of Loma [Lomo] Comment
  UC1949097  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-4 10281 Tehama Ball Rock / Toomes Camp Rd (M2); 0.6 mi N of Trough Ridge jct, 19.4 mi from Paskenta, ca 3.5 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  CAS-BOT-BC9045  Delphinium decorum subsp. tracyi Milo S. Baker 1953-6-12 12858 Tehama West of Paskenta, 5.1 mi. above Whittock Camp on County Road 1676 Comment
  UC1552110  Delphinium hansenii A. Liston and M. Blumler 1987-4-24 654 -15 Tehama Hwy 36 4-5 mi sw Dales (between Dales and Paynes Creek) Comment
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Jul 13 2009
  HSC31868  Delphinium hesperium Thomas E. Higley 1974-5-5 101 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  SEINET12099545  Delphinium hesperium Unknown 1936-1 13334 Tehama Sacramento Valley near Red Bluff Comment
  CAS-BOT-BC10069  Delphinium hesperium subsp. pallescens Philip Alexander Munz 1949-5-14 13193 Tehama 5 miles north of Red Bluff Comment
  CAS-BOT-BC9909  Delphinium nudicaule Ira L. Wiggins 1925-3-26 1547 Tehama Above the gorge on Mill Creek. 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
  JEPS60597  Delphinium nudicaule Joseph Grinnell 1927-5-26 Tehama between Mineral and Payne Creek 1005 Comment
  CAS-BOT-BC9911  Delphinium nudicaule John Wynn Gillespie; Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Payne's Creek and Mineral on Red Bluff-Susanville Road Comment
  HSC87026  Delphinium nuttallianum Terry Hines, Ellen Purcell, N. Williams 1988-3-26 14 Tehama Hwy 36, 17.5 mi. E of County line. 213 Comment
  RSA31662  Delphinium nuttallianum A. A. Heller 1936-6-19 s.n. Tehama Mill Creek, Mineral. Comment
  RSA647853  Delphinium nuttallianum James Buel 1957-6-30 137 Tehama Turner Mt. Trail, Lassen National Forest Comment
  CHSC102333  Delphinium patens subsp. patens L. P. Janeway; B. Castro 2009-4-25 9742 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC31355  Delphinium variegatum Thomas Chastain 1980-4-12 18 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  SEINET12089323  Delphinium variegatum A. K. Bos 1978-1 14 Tehama ca 10 mi NE of Red Bluff, SW1/4 sec. 14, T28N, R3W MDM 140 Comment
  JEPS62385  Delphinium variegatum subsp. variegatum Virginia Bailey 1938-4-16 Tehama 4 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC614384  Delphinium variegatum subsp. variegatum Lincoln Constance, J. L. Morrison 1938-5-1 2179 Tehama Paskenta, Inner North Coast Ranges. 304 Comment
  UC903265  Deschampsia cespitosa Ethel Crum 1932-5-9 1443 Tehama Elder Creek Lowry; Inner North Coast Ranges, , Lowry 304 Comment
  CHSC64646  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1995-4-3 6574 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 wetland near the w boundary just s of the northern cluster of pools. 207 Comment
  JEPS68491  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  JEPS68501  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  SEINET11689129  Deschampsia danthonioides Unknown 1982-1 442 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 70 Comment
  UC1558235  Deschampsia elongata Harold and Virginia Bailey 1948-8-28 3070 b Tehama near Sulphur Creek Campground Sulphur Creek Campground; Lassen Volcanic Nat'l Park 2011 Comment
  UC1949303  Deschampsia elongata Barbara Ertter with Brad Olson 1991-7-4 10236 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
  CHSC53944  Descurainia sophia Vernon H. Oswald; Lowell Ahart 1991-4-16 4492 Tehama North side of Thomes Creek, paralleling Paskenta Rd (A9), ca. 0.5 mi northeast of McCarty Creek Rd, east of Paskenta. 207 Comment
  CHSC90895  Dicentra formosa Niall McCarten; Roxanne Bittman 1986-6-15 5456 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS9570  Dicentra formosa Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  RSA123651  Dicentra formosa subsp. formosa Douglas Barbe 1955-7-21 231 Tehama South shore of Square Lake 2104 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
  CHSC107082  Dichelostemma capitatum M. Mitchell 2010-2-25 55 Tehama Dye Creek Preserve. 94 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
  CDA15428  Dichelostemma multiflorum G. F. Hrusa, J. Hart 1998-5-1 14414 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd Comment
  UC2028133  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  UCR263460  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 Tehama northwest side of Dry Fork Creek northwest of the junction of Hwy 36 and Route A5 (Bowman Road) c. 15 air miles west-northwest of Red Bluff, on Reed property 183 Comment
  CHSC56819  Dichelostemma volubile B. Garamendi 1974-5-11 32 Tehama Mill/Deer Creek Study Area. Peligreen Jeep Trail; 100 yds W of Black Oak Grove sign. 853 Comment
  CAS-BOT-BC502806  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  CAS-BOT-BC502807  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  CAS-BOT-BC290950  Dieteria canescens var. shastensis Freed Hoffman 1949-7-21 2833 Tehama Tedoc Gap, extreme nw. Tehama Co. 1371 Comment
  CHSC91055  Diplacus douglasii David W. Isle 1995-5-2 1050 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC70910  Diplacus kelloggii Vernon Oswald; Lowell Ahart 1998-4-21 8934 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). 609 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
  SEINET200219  Diplacus layneae Francia Chisaki, Gene B. Newcomb 1958-1 1140 Tehama Lassen Nat For; Near entrance of cut-off to Inskip Look-out (the cut-off on rd leading N out of Paynes Cr to Inskip Power House) Comment
  CAS-BOT-BC151454  Diplacus nanus C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla Comment
  CHSC80878  Diplacus torreyi Lowell Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC136200  Dodecatheon alpinum Alice Eastwood 1912-8-22 1839 Tehama Trail from Morgan's Springs - Lassen Butte Comment
  CHSC115815  Dodecatheon alpinum Lowell Ahart; John Dittes 2015-8-6 20507 Tehama About 100 yards east of the spring, east of the camping area, west side of Child's Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  JEPS88476  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald and Lowell Ahart 1996-3-18 7233 Tehama BLM parcel betw. Sacramento River and the power lines ca. 0.75 mi N of the S boundary of the parcel; Hog Lake Plateau; Cascade Range Foothills 182 Comment
  CHSC101180  Dodecatheon hendersonii L. P. Janeway 2009-3-28 9681 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. Rocky north-facing slope just above the creek. 518 Comment
  RSA21501  Dodecatheon hendersonii Carl B. Wolf 1937-5-15 8683 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. 969 Comment
  HSC17884  Dodecatheon hendersonii John L. Heywood, D. H. Norris 1968-3-31 1877 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  UC1001316  Dodecatheon jeffreyi Louise Kellogg 1952-7-14 42 Tehama Square Lake trail from Ovenlid toward South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 1828 Comment
  CHSC31135  Downingia bella W. F. Babb 1980-4-26 13 Tehama On the e side of Leininger Rd. ca. 600 m from its jct with Hwy 99E ca. 25.5 km n of Chico. Comment
  CHSC33358  Downingia bella Larry Phillips 1980-4-24 12 Tehama 15 mi n of Chico. 30 ft w of jct. of Hwy 99 and Haille Rd. N edge of road. 54 Comment
  CHSC79975  Downingia bella B. Castro; L. P. Janeway 2000-5-11 1165 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS118009  Downingia bella Lowell Ahart, John Dittes 2011-6-9 17449 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  RSA268972  Downingia bicornuta J. R. Reeder, C. G. Reeder 1975-6-4 6674 Tehama ca. 4 miles SW of Dales, ca. 11 miles NE of Red Bluffs. 274 Comment
  UC2043174  Downingia bicornuta var. bicornuta Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8942 a Tehama Ca. 2 miles NW of Tuscan Butte, ca. 10 air miles NE of Red Bluff. Comment
  UC765401  Downingia bicornuta var. bicornuta R. F. Hoover 1937-5-19 2292 Tehama s of Red Bluff (Coyote Creek bridge); Coyote Creek Comment
  UC765402  Downingia bicornuta var. bicornuta R. F. Hoover 1937-5-19 2258 Tehama near Vina Comment
  CHSC54006  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1991-5-9 4559 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. Abundant on the muddy, receding margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  CHSC64607  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1995-4-17 6648 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  HSC1662  Downingia cuspidata Larry Berti 1969-5-9 70 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS97250  Downingia cuspidata Vernon H. Oswald and L. Ahart 1995-4-17 6648 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  UC1586623  Downingia cuspidata Vernon H. Oswald and Lowell Ahart 1991-5-9 4559 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, Paynes Creek Recreation Area, ca 0.5 mi sse of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  SEINET12318351  Downingia cuspidata A. E. Kilkenny 1978-1 19 Tehama ca 12 mi NE of Chico, 1/2 mi SE of Jct. of US 99 and Haille Rd;Richardson Springs Quadrangle 15 61 Comment
  UC725284  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama some mi e Red Bluff (near State Highway 36) Comment
  CHSC40709  Downingia ornatissima var. ornatissima Pauleen Broyles 1982-4-23 458 Tehama The Nature Conservancy Vina Plains Preserve. Deep clay of a wallow just s of Lasses Road and ca 300 meters e of Sheep Camp Ditch. 68 Comment
  HSC72424  Downingia pusilla J. P. Smith, J. O. Sawyer 1973-4-14 6066 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  JEPS105161  Downingia pusilla Dean W. Taylor 1995-4-28 14850 Tehama Stony Creek, vernal pool area north of Roger Road (ca. 10 air miles SW of Corning) 106 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
  CHSC55199  Draba verna var. aestivalis L. P. Janeway 1991-3-28 3857 Tehama Battle Creek Wildlife Area. In ravine draining into Battle Creek; 1 1/2 mi east of the Sacramento River. Bottom of ravine. 152 Comment
  CHSC67200  Draba verna var. aestivalis James D. Jokerst 1981-2-23 1233 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Adjacent to Pine Creek. Comment
  CHSC115784  Drosera rotundifolia Lowell Ahart; John Dittes 2015-8-6 20503 Tehama About 100 yards east of the sping, east of the cam ... Field redacted by CHSC, contact the data manager for more information 1498 Comment
  CAS-BOT-BC527351  Drymocallis glandulosa var. reflexa Alice Eastwood; John Thomas Howell 1941-7-9 9708 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1001329  Drymocallis lactea var. austiniae Louise Kellogg 1952-7-16 69 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  CAS-BOT-BC157801  Drymocallis lactea var. lactea Ethel Crum 1937-8-7 1953 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  CHSC117620  Dysphania botrys Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21367 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC117648  Dysphania pumilio Lowell Ahart; John Dittes 2016-8-25 21277 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC41047  Echinochloa crus-galli Pauleen Broyles 1982-7-27 816 Tehama The Nature Conservancy Vina Plains Preserve. Edge of irrigation ditch. 66 Comment
  CHSC88521  Echinochloa crus-galli Jenny Marr; L. P. Janeway, B. Castro, Caroline Warren 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek, Long Gulch, and Cooks Ridges. Along south bank of creek. 335 Comment
  JEPS88410  Echinochloa crus-galli Vernon H. Oswald and Lowell Ahart 1996-9-4 8250 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  CDA33535  Echinochloa crus-galli Ryan Jennings 2009-9-8 PDR# 1411637 Tehama Vina 0 Comment
  CHSC78909  Echinodorus berteroi Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC117403  Eclipta prostrata B. Castro; L. Janeway 2015-7-13 2102 Tehama Sacramento Valley. In Elder Creek channel, ca 3.6 air mi upstream (NW) of its confluence with the Sacramento River and 280 ft W of the Hwy 99W bridge in rural residential area. 76 Comment
  UCD18768  Eleocharis acicularis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 61 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  UCD80273  Eleocharis acicularis CNPS SN Foothill Team 2006-5-3 SNNR 1075 Tehama TNC Easement Leininger Ranch. 390 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
  CHSC26612  Eleocharis macrostachya M. P. Hayes 1978-3-17 131 Tehama Vernal pool along Leininger road, approx. .8 mi e of Highway 99. 40 Comment
  JEPS106208  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  CHSC77396  Eleocharis palustris Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC79859  Eleocharis parishii L. P. Janeway; B. Castro 2000-4-21 6671 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  JEPS88395  Eleocharis parishii Vernon H. Oswald and Lowell Ahart 1996-9-4 8271 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  CDA16174  Eleocharis quadrangulata G. F. Hrusa, J. Hart 1999-4-29 15027 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  JEPS106381  Eleocharis rostellata Lowell Ahart 2004-6-11 11036 Tehama on the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta Comment
  JEPS95181  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-6-3 7711 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek 0.5 mi downstream from old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  CHSC80725  Elymus caput-medusae Lowell Ahart 2001-6-8 8805 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  RSA201306  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  CHSC49576  Elymus elymoides subsp. elymoides V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3372 Tehama Trail to Dead Rabbit Lake between Mud Flat Rd. and Bowers Creek. 518 Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 Comment
  UCD80541  Elymus glaucus CNPS SN Foothill Team 2005-6-29 SNNR 0437 a Tehama USFS Lassen National Forest. 969 Comment
  UCD62334  Elymus glaucus subsp. glaucus A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo, rte. 32, banks above Deer Creek. Comment
  UCD80545  Elymus multisetus CNPS SN Foothill Team 2005-7-1 SNNR 0492 d Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CAS-BOT-BC204308  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-8-18 36085 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CDA38057  Epilobium brachycarpum L. Ahart 2006-7-25 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 miles (air) northeast of Butte Meadows. Comment
  RSA718734  Epilobium brachycarpum L. Ahart 2006-7-25 13075 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
  JEPS38192  Epilobium campestre W. L. Jepson 1927-6-25 12350 Tehama Pine Creek road sta. 60 Comment
  HSC24235  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on Hwy. 32, 15 mi. E of Lomo Comment
  RSA245241  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on State Route 32, 15 miles east of Lomo [?] Comment
  HSC49658  Epilobium ciliatum subsp. ciliatum J. P. Smith, Thomas W. Nelson 1978-7-22 10051 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  UC1080630  Epilobium ciliatum subsp. glandulosum P. A. Munz 1951-7-25 16904 Tehama Square Lake north base of South Yolla Bolly Mts. 2133 Comment
  CHSC29823  Epilobium cleistogamum M. S. Taylor; T. Griggs, R. Schlising 1980-6-21 2939 Tehama Lassen Rd vernal pool, ca. 16 mi n of Chico, ca 200 m s of Lassen Rd, ca. 1/4 mi e of Hwy 99E. Comment
  CHSC41014  Epilobium densiflorum Pauleen Broyles 1982-7-27 808 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch, just s of Lassen Road in e pasture. 66 Comment
  UC505330  Epilobium densiflorum Mrs. H. P. Bracelin 1932-7-23 645 Tehama 21.5 mi w Mineral; Paine's Creek 487 Comment
  UC764939  Epilobium densiflorum R. F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  JEPS95718  Epilobium foliosum Vernon H. Oswald and L. Ahart 1995-6-13 6866 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft. 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
  UC505329  Epilobium hallianum Mrs. H. P. Bracelin 1932-7-23 663 Tehama n side of buildings Mineral 1524 Comment
  CHSC86563  Epilobium minutum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 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
  POM304448  Epilobium minutum Alice Eastwood, John Thomas Howell 1941-7-9 9763 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC105227  Epilobium pallidum Lowell Ahart; John Dittes 2010-7-19 16910 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
  CHSC96678  Epilobium pallidum Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13832 Tehama Bottom of a shallow vernal pool or swale, about 120 feet east of 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
  UC765019  Epilobium pallidum R. F. Hoover 1938-6-10 3588 Tehama s Red Bluff; Coyote Creek bridge Comment
  CHSC86818  Epilobium torreyi Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  CHSC84265  Epipactis gigantea Lowell Ahart; John Dittes 2003-6-11 10272 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
  CHSC84282  Equisetum X ferrissii Lowell Ahart; John Dittes 2003-6-11 10236 Tehama On the south edges 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
  CHSC90427  Equisetum laevigatum Niall McCarten; Roxanne Bittman 1986-6-14 5331 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. Comment
  CHSC117644  Equisetum telmateia subsp. braunii Lowell Ahart; John Dittes 2016-8-24 21268 Tehama About 100 yards west 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 Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS127317  Equisetum telmateia subsp. braunii Lowell Ahart, John Dittes 2016-8-24 21268 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
  UCSB25897  Eragrostis cilianensis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 13 miles west of Corning 152 Comment
  CHSC81644  Eragrostis hypnoides Vernon H. Oswald 2001-10-18 10064 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC64931  Eragrostis mexicana subsp. virescens Vernon H. Oswald 1995-6-4 6828 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. 213 Comment
  UCD98111  Eremogone congesta var. crassula J. M. Tucker; L. K. Mann 1959-7-19 3547 Tehama South Yolla Bolly Mountain. 2438 Comment
  CHSC80238  Eriastrum brandegeeae B. Castro; L. P. Janeway 2000-6-7 1197 Tehama Vicinity of Paskenta and Thomes Creek, on NE end of NE-trending ridge in hills S of main ck. 362 Comment
  CHSC92153  Eriastrum brandegeeae J. Molter 1993-7-20 767 C Tehama Along edges of Pettyjohn Rd. (Long grade). Comment
  CHSC94551  Ericameria bloomeri Lowell Ahart 2006-9-9 13270 Tehama Edge of 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
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Oct 19 2009
  UC1609134  Ericameria greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5897 Tehama ridge running e Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UC1010353  Ericameria linearifolia Keith Wagnon 1953-5-9 12615 Tehama logging rd w Paskenta (in foothills, near 6 mi post but above rd) Comment
  CHSC110951  Ericameria nauseosa var. oreophila L. P. Janeway 2013-10-14 11208 Tehama High Cascade Range. Top of ridge between Cub Creek and Butt Creek, 2.5 air km north-northwest of Humboldt Summit. 1973 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
  CAS-BOT-BC300704  Erigeron glacialis var. glacialis F. J. Hermann 1931-7-6 2542 Tehama Lassen Volcanic National Park. 1 mile S. of Park Entrance 1950 Comment
  CAS-BOT-BC295157  Erigeron inornatus Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  CAS-BOT-BC295156  Erigeron inornatus John Thomas Howell 1960-8-20 36222 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC77725  Erigeron philadelphicus B. Castro; L. P. Janeway 1999-6-24 998 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  CAS-BOT-BC189019  Eriodictyon californicum Doris Kildale Gillespie 1930-3-9 9300 Tehama 15 miles W of Mineral on Susanville Road Comment
  HSC73381  Eriodictyon californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 113 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  CAS-BOT-BC242615  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  CHSC32795  Eriogonum dasyanthemum James Jokerst 1980-6-18 887 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC78887  Eriogonum dasyanthemum Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC80676  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC72229  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5861 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  UC1618385  Eriogonum dasyanthemum Barbara Ertter 1991-9-2 10792 Tehama 8 air mi w of Paskenta (8.8 mi w of Newville Road jct, Round Valley - Paskenta Road (Rt M4)); Round Valley - Paskenta Road 914 Comment
  HSC72217  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5871 Tehama Along Colyear Springs Rd. 1.6 mi. E of junction with Raglin Ridge Rd. 701 Comment
  HSC74828  Eriogonum dasyanthemum J. P. Smith, Thomas W. Nelson 1978-7-22 10017 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  OBI71986  Eriogonum dasyanthemum Barbara Ertter 1991-9-2 10791 Tehama SW Tehama co. round Valley-Paskenta Rd (Rt M4) 12.2 mi W of Newville Rd cjtn, ca 9 airmiles WSW of Paskenta 1219 Comment
  UC1949274  Eriogonum dasyanthemum Barbara Ertter with Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning Comment
  RSA700223  Eriogonum libertini L. P. Janeway 2001-6-10 7136 Tehama High North Coast Ranges: At Tedoc Gap. 1372 Comment
  SEINET3859993 Image available Eriogonum libertini James L. Reveal 1978-7-19 4788 Tehama Tehama Co.: Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap.; 0 1387 Comment
  RSA31855  Eriogonum luteolum A. A. Heller 1937-7-21 s.n. Tehama Deer Creek. Comment
  UC912849  Eriogonum luteolum var. luteolum Alice Eastwood Aug 22 1912-Aug 26 1912 1934 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  UCD80664  Eriogonum nudum CNPS SN Foothill Team 2005-6-20 SNNR 0324 Tehama USFS, Lassen National Forest, along Mill Creek. 701 Comment
  CHSC65111  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-31 7168 Tehama Lane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. In basalt cobbles along the edge of the road. 533 Comment
  CHSC43708  Eriogonum spergulinum var. reddingianum Vernon Oswald 1986-7-2 2183 Tehama Hwy 32, 0.2 mi sw of Hwy 36. In open forest. 1447 Comment
  CHSC60382  Eriogonum spergulinum var. reddingianum Mary Ann Showers 1992-6-26 2564 Tehama Lassen Volcanic National Park. Ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CAS-BOT-BC269975  Eriogonum spergulinum var. reddingianum Milo S. Baker 1940-8-13 9833 Tehama Near Government Flat Comment
  UC1609431  Eriogonum strictum var. greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5893 Tehama ridge running e Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC262771  Eriogonum strictum var. proliferum P. A. Munz 1951-7-26 16923 Tehama East flank of South Yolla Bolly Pk. 2316 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
  CHSC48660  Eriogonum tripodum Vernon Oswald 1988-6-27 3514 Tehama M2 (23N01) 9.4 mi w of Paskenta. On a serpentine outcrop. 804 Comment
  CHSC80679  Eriogonum tripodum Lowell Ahart 2001-6-14 8840 Tehama About 300 yards north of road M2, and north of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  JEPS89606  Eriogonum tripodum Dean W. Taylor 1997-6-6 16027 Tehama along rd. from Campbellville to Baccalla Cabin (Lassen Nat'l Forest, on n. side of ridge in Sulphur Creek drainage, ca. 50 ft below rim); Sierra Nevada (nSNF), Devils Parade Ground 608C 7 1/2 Quad. 1005 Comment
  JEPS96590  Eriogonum tripodum Dean W. Taylor 1997-5-29 16071 Tehama near Eagle Peak Lookout; 0.5 road miles south of the lookout 1097 Comment
  UC596255  Eriogonum tripodum R. F. Hoover 1938-6-10 3591 Tehama creek-bed n Jelley's Ferry Comment
  CHSC82123  Eriogonum ursinum var. ursinum L. P. Janeway 2001-7-29 7402 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UCD101532  Eriogonum vimineum Dean W. Taylor 1976-7-8 6031 Tehama Highway 32, in canyon of Deer Creek near Alder Creek campground, approx. 7.8 miles west from juction with Highway 89. 1173 Comment
  CHSC80247  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 2000-6-7 1196 Tehama Vicinity of Paskenta, Thomes Creek. 362 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
  HSC74984  Eriophyllum lanatum var. achilleoides J. P. Smith, Thomas W. Nelson 1979-6-25 10204 Tehama Shasta-Trinity National Forest. Road to Tedoc Mtn., 2.8 mi. from its junction with S.R. 36 854 Comment
  CHSC80593  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2001-6-8 8761 Tehama West side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS34483  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1899-4-30 14574 Tehama Red Bluff Comment
  CHSC64544  Erodium botrys Vernon H. Oswald; Lowell Ahart 1995-4-3 6554 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. Locally abundant at the s gate of the old highway. 216 Comment
  CHSC65739  Erodium botrys Vernon H. Oswald; Lowell Ahart 1996-4-3 7288 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Common and widespread in upland throughout the reserve (collected on the N side of the intermittent stream ca. 0.2 mi E of the dirt lane along the W side of the parcel). 103 Comment
  JEPS97448  Erodium brachycarpum Vernon H. Oswald and L. Ahart 1995-3-6 6516 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  HSC8503  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1866 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  CHSC113331  Erodium cicutarium Lowell Ahart; John Dittes 2014-5-16 19479 Tehama On a small gravel bar, along a small drainage, along the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC65414  Eryngium alismifolium Vernon Oswald 1984-7-16 1590 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  RSA424749  Eryngium aristulatum var. aristulatum Aaron Liston, M. Blumler 1987-4-24 654 -9 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  RSA290425  Eryngium articulatum Yusuf Sheikh 1972-6-18 539 Tehama Southwest of Tedock Mountain 1372 Comment
  HSC93658  Eryngium castrense G. Fred Hrusa, J. Hart 1998-5-20 14422 Tehama Coyote Creek Conservation Area, ~1 mi W of Paskenta Rd., ridge above Coyote Creek wash 110 Comment
  JEPS14174  Eryngium castrense W. L. Jepson 1938-6-10 18968 Tehama 9 mi. n. Orland (Sourgrass Creek); Sourgrass Creek 76 Comment
  UCD77684  Eryngium castrense Robert E. Preston 2005-7-9 2362 Tehama Ca. 7 mi NE of Red Bluff, at Hog Lake. 264 Comment
  UCD77708  Eryngium castrense Robert E. Preston 2002-6-7 1813 Tehama 3 miles n of Dales, along Rd A6. 230 Comment
  CAS-BOT-BC54945  Erysimum perenne G. B. Rossbach; R. P. Rossbach 1938-7-20 Fl. 890 a Fr. 890b Tehama Just south of Soda Spring, Lassen Volcanic National Park. Comment
  SBBG6967  Erythranthe bicolor H. and M. Dearing 1938-6-22 2087 Tehama near Deer Crk Falls 1523 Comment
  CHSC89842  Erythranthe cardinalis Shirley Innecken; B. Castro 2001-6-11 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 304 Comment
  SJSU5851  Erythranthe floribunda D. L. Wilson 1970-4-19 Tehama Antelope Cr near Belle Mill Rd c. 20 mi E of Red Bluff Comment
  CHSC27312  Erythranthe guttata T. B. Devine 1977-5-22 381 Tehama Pine Creek. 50 yds e of Wurlitzer House. S of Creek, 6 mi e of Hwy 99. 121 Comment
  CHSC32877  Erythranthe guttata Louis Heinrich 1980-4-19 5 Tehama S side of Battle Creek, .7 mi e of Jerry's Ferry Rd. 106 Comment
  CHSC41103  Erythranthe guttata Pauleen Broyles 1982-5-26 667 Tehama In east pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC90417  Erythranthe guttata Niall McCarten; Roxanne Bittman 1986-6-14 5335 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  CHSC64635  Erythranthe nasuta Vernon H. Oswald; Lowell Ahart 1995-4-25 6700 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36 ca. 14 mi ne of Red Bluff. Along the intermittent stream located on the s side of the basalt ridge crossing the ne corner of the reserve. 207 Comment
  CHSC78712  Erythranthe nasuta 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
  UC2046332  Erythranthe nasuta Barbara Ertter with James Shevock 1993-4-30 11633 Tehama Jellys Ferry Road along Sacramento River 10 miles NE of Interstate Highway 5 north of Red Bluff. Comment
  CAS-BOT-BC502690  Erythronium californicum Elmer I. Applegate 1930-4-16 6115 Tehama Between Mud Flat and Bennett Spring, southwest corner of Tehama County. Comment
  CAS-BOT-BC502692  Erythronium californicum Elmer I. Applegate 1930-4-16 6115 Tehama Between Mud Flat and Bennett Spring, southwest corner of Tehama County. Comment
  CHSC26221  Eschscholzia caespitosa T. R. Crumbo 1977-4-5 2 Tehama 100 ft from n side of road, 33 mi w of Redbluff on Highway 36. Open s facing steep bank. 396 Comment
  CHSC55511  Eschscholzia lobbii Vivian L. Long 1991-4-4 3 Tehama Ca. 10 m from w side of road, Hwy A6, 1.6 km from junction of Hwy 36 and A6. 203 Comment
  CHSC96629  Eschscholzia lobbii Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13621 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS21004  Eschscholzia lobbii W. L. Jepson 1899-4-29 Tehama between South Fork and Dibble Creek; Manzanita Flat Comment
  UCD132281  Eucephalus breweri John Thomas Howell 1960-8-19 36166 Tehama Brokeoff Mountain trail. 2682 Comment
  JEPS113298  Euphorbia esula L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. Comment
  JEPS120469  Euphorbia hooveri R. A. Schlising 2013-10-2 4476 Tehama Vina Plains Preserve. South of Lassen Road. Comment
  UCD142652  Euphorbia ocellata Daryl Koutnik 1988-7-16 s.n. Tehama Vina Plains, east of Hwy 99 and Leninger Road. Comment
  RSA518682  Euphorbia ocellata subsp. ocellata L. R. Heckard, Peter Rubtzoff 1971-7-31 2685 Tehama Disturbed rocky, sandy flat above Sacramento River at the marina. North of Red bluff. Comment
  UC1873659  Euphorbia ocellata subsp. rattanii Barbara Ertter with Brad Olson 1991-7-4 10185 Tehama Toomes Camp Road (Mendocino FR 23N01) 5.3 mi W of Paskenta, ca 22 air miles W of Corning. Comment
  RSA565112  Euphorbia ocellata var. rattanii D. W. Taylor 1992-9-19 13246 Tehama Toomes Camp Road, 5.3 miles W from Paskenta 518 Comment
  RSA93508  Euphorbia ocellata var. rattanii Milo S. Baker, Wagnon 1953-5-30 s.n. Tehama Logging road west of Paskenta near 5 mile post. Comment
  UC86938  Eurybia radulina T. S. Brandegee 1892-9-20 Tehama Yolo Bola Mt. Comment
  CHSC105663  Euthamia occidentalis Lowell Ahart; John Dittes 2010-10-4 17279 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  RSA141293  Festuca idahoensis J. M. Tucker, L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1921 Comment
  RSA758294  Festuca idahoensis Barbara Ertter, Brad Olson 1991-7-4 10270 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  CHSC68709  Festuca occidentalis Vernon H. Oswald; Lowell Ahart 1997-5-14 7425 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek. 1030 Comment
  SEINET190916 Image available Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 mi NE of Lomo on Rte. 32 banks above Deer Creek Comment
  UCD66128  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on rte. 32 banks above Deer Creek. Comment
  CDA28214  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on Rte. 32 . Banks above Deer Creek. 0 Comment
  UCD32610  Festuca roemeri Beecher Crampton 1954-6-16 1976 Tehama Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 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-BC53828  Frangula californica subsp. tomentella M. B. Kildale 1926-9-11 2714 Tehama Paynes Creek - 24 miles east of Red Bluff 365 Comment
  CHSC65116  Frangula rubra Vernon H. Oswald; Lowell Ahart 1995-7-31 7169 Tehama Cascade Range Foothills. ane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. 533 Comment
  CHSC102371  Fraxinus dipetala L. P. Janeway; B. Castro 2009-4-25 9749 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC65700  Fraxinus dipetala Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7269 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common shrub on a rocky, N-facing slope on the S side of Paynes Creek, in the NE corner of the plateau. 213 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
  RSA21499  Fraxinus dipetala Carl B. Wolf 1937-5-15 8681 Tehama Inner North Coast Range. Mud Flat on Paskenta - Covelo Road. 610 Comment
  CAS-BOT-BC26112  Fremontia californica var. viridis Alice Eastwood; John Thomas Howell 1934-4-21 1850 Tehama Between Payne's Creek and Red Bluff Comment
  RSA91213  Fremontodendron californicum Milo S. Baker 1953-5-10 12649 Tehama Logging road, W of Paskenta, near 9 mile post on road bank. Comment
  OBI76946  Fremontodendron californicum subsp. californicum Anthony Baniaga 2011-6-12 349 Tehama CDFG: Tehama State WildlifeArea. Near intersection of Plum Crk Rd (202) and High Trestle Rd (28N23). Finley Butte quad. T28N R1E sec 9 NE of NE 785 Comment
  CHSC101192  Fritillaria affinis L. P. Janeway 2009-3-28 9678 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. Rocky north-facing slope just above the creek. 518 Comment
  CHSC60163  Fritillaria recurva Richard Steward 1988-4-25 11 Tehama Ca. 34.1 mi ne of Chico, ca. 40 ft e of Post Mile marker 9.50 on Highway 32. 1280 Comment
  SBBG995  Fritillaria recurva H. and M. Dearing 1938-6-21 8065 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  JEPS52613  Galium Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4002 Tehama just e Round Mountain (w of Paskenta) 1143 Comment
  HSC74973  Galium ambiguum J. P. Smith, Thomas W. Nelson 1979-6-24 10195 Tehama Shasta-Trinity National Forest, Rat Trap Gap 1829 Comment
  RSA93132  Galium ambiguum Milo S. Baker, H. K. Wagnon 1953-6-21 12761 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  JEPS76652  Galium ambiguum subsp. ambiguum L. R. Heckard 1972-6-17 2972 Tehama w slope Tedoc Mt. 1310 Comment
  UC125004  Galium ambiguum subsp. ambiguum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UC1949162  Galium ambiguum subsp. ambiguum Barbara Ertter with Brad Olson 1991-7-6 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  RSA113946  Galium ambiguum subsp. ambiguum H. K. Sharsmith 1953-6-24 4350 -a Tehama Road to Ball Rock. 4.5 miles above Patton Mill. Mendocino National Forest. 1829 Comment
  CHSC108074  Galium ambiguum var. ambiguum B. Castro; L. P. Janeway 2000-6-11 1291 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  CHSC88584  Galium ambiguum var. ambiguum L. P. Janeway 2001-6-10 7137 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  JEPS102868  Galium andrewsii subsp. andrewsii Lowell Ahart 2001-6-8 8786 Tehama W side road M2, 9 mi W of Paskenta 792 Comment
  JEPS52789  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4006 Tehama along road below Colyear Springs 1249 Comment
  CHSC113924  Galium aparine Lowell Ahart 2014-5-8 19444 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC60404  Galium aparine Mary Ann Showers 1992-6-28 2637 Tehama Lassen Volcanic National Park. Mill Creek Falls Trail. Between West and East Sulphur Creeks. 2072 Comment
  JEPS88458  Galium aparine Vernon H. Oswald and Lowell Ahart 1996-4-8 7334 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bluff on n. side of Sacramento R. just downstream from the mouth of Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 91 Comment
  UC1609474  Galium grayanum Vernon H. Oswald and Lowell Ahart 1993-9-2 5906 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  CHSC113269  Galium parisiense Lowell Ahart; John Dittes 2014-5-16 19482 Tehama South of a small drainage, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC78708  Galium parisiense 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
  JEPS106290  Galium parisiense Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10745 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  JEPS24963  Galium parisiense Milo S. Baker and H. K. Wagnon 1953-5-31 12709 Tehama logging road w Paskenta (near 5 mi post, w Tehama Co.) Comment
  CHSC55276  Galium parisiense var. parisiense L. P. Janeway 1991-5-11 3960 Tehama Battle Creek Wildlife Area. In large rocky ravine draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  CHSC88516  Galium porrigens var. tenue Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 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
  CHSC48443  Garrya congdonii V. Oswald; L. Ahart 1988-5-2 3330 Tehama M2 (23N01) ca. 11 mi. (odometer) w of Paskenta. 853 Comment
  CHSC77051  Garrya congdonii Vernon H. Oswald 2000-2-3 9842 Tehama Log Springs road (M4) 1.8 mi. west of Salt Creek Conservation Camp, 0.1 mi uphill from Wilder Pond. 571 Comment
  HSC71024  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1979-3-11 4562 Tehama Along Toomes Camp Rd. (23N01), 7 mi. W of Paskenta near Crowfoot Pt. 366 Comment
  UCD80343  Garrya congdonii CNPS SN Foothill Team 2005-6-16 SNNR 0322 Tehama CDFG, Tehama Wildlife Area, on Durley Flat. 757 Comment
  RSA96786  Garrya flavescens subsp. congdonii Percy C. Everett, E. K. Balls 1954-10-16 20315 Tehama About Mud Flat Campground, 7.6 miles southwest of Paskenta on road to Covelo. 701 Comment
  JEPS94359  Garrya fremontii Vernon H. Oswald and Lowell Ahart 1997-5-7 8406 Tehama Intersection of Highways 36 and 32 between Chester and Childs Meadows; Intersection of Highways 36 and 32 1420 Comment
  CHSC85295  Gayophytum diffusum subsp. parviflorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 782 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern edge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  RSA90813  Gayophytum diffusum subsp. parviflorum Milo S. Baker, H. K. Wagnon 1953-7-11 12828 Tehama 1.9 miles above Whitlock Camp. 1372 Comment
  HSC74940  Gayophytum heterozygum J. P. Smith, Thomas W. Nelson 1979-6-24 10169 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  JEPS27545  Gayophytum heterozygum W. L. Jepson 1897-7-24 14439 Tehama South Yallo Balley Comment
  JEPS95478  Gayophytum heterozygum Lowell Ahart 1994-7-24 7514 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  RSA67193  Gayophytum humile P. A. Munz 1951-7-25 16866 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC115820  Gentiana newberryi var. tiogana Lowell Ahart; John Dittes 2015-8-5 20436 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  SBBG122985  Geum triflorum B. Ertter, B. Olson 1991-7-4 10237 Tehama Toomes Camp Rd (USFS Rd 23N01), Mill Crk crossing 0.9 mi W of Elder Crk/Riley Ridge jct 1310 Comment
  RSA90475  Gilia capitata Milo S. Baker 1953-4-26 12547 Tehama 5 mi W of Paskenta along Crane Lumber Co. road. 61 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
  RSA765678  Gilia capitata subsp. capitata Barbara Ertter 1991-5-18 9844 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff. Ca 0.5 mile S of Hwy 36 along creek. 244 Comment
  JEPS101681  Gilia sinistra subsp. pinnatisecta Dean W. Taylor 1997-7-18 16132 Tehama Ball Rock 1981 Comment
  SJSU11623  Gilia tricolor H. D. Baer 1960-4-14 Tehama c. 11 mi SE of Anderson 259 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
  CHSC96632  Gilia tricolor subsp. tricolor Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13622 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
  JEPS113216  Gilia tricolor subsp. tricolor Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13622 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
  CHSC30767  Githopsis specularioides M. S. Taylor; J. D. Jokerst, H. Wurlitzer 1980-4-12 2465 Tehama Howard Wurlitzer Ranch, n side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi e of Meridian Rd, ca. 11 air mi n of Chico. 121 Comment
  JEPS126584  Githopsis specularioides Lowell Ahart, John Dittes 2016-6-22 21041 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CHSC68980  Glyceria elata Vernon Oswald; Lowell Ahart 1997-7-7 8701 Tehama Forest Route 35 aat Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CHSC79884  Glyceria occidentalis L. P. Janeway 2000-4-5 6655 Tehama Vicinity of Rice Creek, west of I-5. 106 Comment
  RSA413946  Glyceria striata J. P. Smith, Thomas W. Nelson 1979-6-24 10192 Tehama Shasta-Trinity National Forest. Post Creek. 1220 Comment
  RSA739754  Glyceria striata John Dittes, Josephine Guardino, L. Ahart 2003-8-23 792 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Square Lake., Tehama County 40Y'02'32.64'N, 122Y'50'54.23'W, T25, R9W, undesignated section, S Yolla Bolly 7.5' Quad, 2136 Comment
  CHSC115537  Gnaphalium palustre Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20406 Tehama Northwest strand of Wilson Lake,east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  CHSC115545  Gnaphalium palustre Lowell Ahart; John Dittes 2015-8-5 20469 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of inteersection 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
  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
  JEPS110131  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS76639  Gnaphalium palustre L. R. Heckard 1972-6-18 2987 Tehama sw of Tedoc Mt. 1371 Comment
  SEINET12765097  Gnaphalium palustre Vernon H. Oswald 1996-6-3 7692 Tehama BLM parcel along Hwy 36 ne of Red Bluff. Cascade Range foothills.; 0 104 Comment
  CAS-BOT-BC303346  Gnaphalium palustre L. E. Smith 1914-5-8 673 Tehama Red Bluff Tehama Comment
  CHSC64561  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1995-4-3 6572 Tehama 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. Dales Lake Ecological Reserve. 207 Comment
  HSC93483  Gratiola ebracteata G. Fred Hrusa 1998-5-10 14437 Tehama Coyote Creek Conservation Area: ridge above Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 Comment
  JEPS111383  Gratiola heterosepala Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10647 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  JEPS87022  Gratiola heterosepala Dean W. Taylor 1990-5-9 11691 Tehama w base Tuscan Buttes (in large (ca 3 acre) vernal lake (local name 7 Mile Lake)); Sacramento Valley, Dales Quad, w base Tuscan Buttes, 7 Mile 295 Comment
  CHSC84521  Grindelia hirsutula var. davyi John Dittes 2003-6-28 2003 -71 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8). East side of Sacramento River. 60 Comment
  CHSC105914  Hackelia amethystina B. Castro; L. P. Janeway 1999-8-24 1034 O Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of Buck Rock, along USFS Route M2, just upslope from Irish Glade. 1828 Comment
  CHSC90903  Hackelia amethystina Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5440 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  UC1001321  Hackelia amethystina Louise Kellogg 1952-7-15 52 Tehama directly s of South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
  JEPS89012  Harmonia doris-nilesiae V. Parker 1991-6-24 51 Tehama rocky ridgetop above <s of> Middle Fork Beegum Creek (above Snake Lake on s side, Pony Buck East quad.); Shasta-Trinity National Forests, Yolla Bolly Ranger District Comment
  JEPS76680  Hastingsia alba L. R. Heckard 1972-6-18 2982 Tehama n Tedoc Mountain (along Wells Creek); Wells Creek 883 Comment
  CDA42844  Hedypnois cretica L. Ahart, John Dittes 2011-6-9 17462 Tehama On the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. Comment
  CAS-BOT-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
  CHSC92870  Helenium bigelovii D. Isle 2000-7-13 1329 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S edge of 24N01.2; W of proposed Auger Unit 3 (dropped from sale due to presence of CYFA). 1304 Comment
  JEPS29574  Helianthella californica subsp. nevadensis John Thomas Howell 1960-8-21 36289 Tehama near Lassen Volcanic National Park; Morgan 1463 Comment
  UC1002658  Helianthella californica subsp. nevadensis Milo S. Baker and H. K. Wagnon 1954-7-11 13032 Tehama on county road a mi or so above Whittack; West Tehama County Comment
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  CHSC60318  Helianthella californica var. nevadensis Mary Ann Showers 1992-6-26 2582 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC68931  Helianthella californica var. nevadensis Vernon Oswald; Lowell Ahart 1997-7-7 8691 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn., near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC79070  Helianthus exilis L. P. Janeway 2000-6-30 6868 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 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
  CDA40614  Heliotropium europaeum L. Ahart, John Dittes, Jim Gannon, Lyle Martinez. 2002-11-4 10007 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 miles (air) southeast of Corning. Comment
  CHSC83097  Heliotropium europaeum Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10007 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  UC1235335  Heliotropium europaeum D. A. Howe 1963-8-8 Tehama 5.1 mi. n. Corning (along Rte. 99) 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
  RSA756431  Heliotropium europaeum Barbara Ertter 1991-5-18 9864 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
  UCD119457  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  UCD119461  Heliotropium europaeum Chandler Jensen 1958-9-11 115 Tehama Along US Hwy. 99E, southern city limits of Red Bluff. Comment
  UCD119466  Heliotropium europaeum A. A. Seawright; T. C. Fuller and G. D. Barbe 1985-5-30 4231 Tehama Moya property, Redbank Road west of Red Bluff. Comment
  CHSC77536  Hemizonia congesta subsp. clevelandii Heidi West; Julie Cunningham, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek. 350 Comment
  CHSC80149  Hemizonia congesta subsp. clevelandii B. Castro; L. P. Janeway 2000-6-6 1190 Tehama Vicinity of Paskenta and Thomes Creek, on open flat in hills S of ck, at end of dirt rd. 329 Comment
  SEINET7073568  Herniaria hirsuta subsp. cinerea A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  CHSC62929  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1994-4-6 6084 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC66482  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CHSC88511  Hesperevax acaulis var. robustior Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. Along road edge near creek. 259 Comment
  CHSC40517  Hesperevax caulescens Pauleen Broyles 1982-4-30 501 Tehama The Nature Conservancy Vina Plains Preserve. NW of barn and near s end of a vernal pool. 60 Comment
  JEPS87191  Hesperochiron pumilus Vernon H. Oswald and Lowell Ahart 1992-5-6 4935 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between hwy and fence line) immediately s of Wilson Lake Rd., County Rd 769, Forest Rd 29N63); County Rd 769, Forest Rd 29N63, Hwy 36 1484 Comment
  RSA39732  Hesperochiron pumilus P. A. Munz 1947-5-18 11854 Tehama 12 miles E of Mineral, on Hwy 36. 1585 Comment
  CHSC77355  Hesperolinon californicum L. P. Janeway; B. Castro, Caroline Warren 1999-6-8 6457 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 365 Comment
  UC1212495  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4021 Tehama Paskenta-Colyer Springs road 3.7 mi se Franklin Point road (about 27 mi nw of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  CHSC86572  Hesperolinon micranthum L. P. Janeway 2003-6-14 7841 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  HSC72230  Hesperolinon micranthum Thomas W. Nelson, Jane Nelson 1980-6-23 5860 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  UC702896  Hesperolinon micranthum Alice Eastwood and John Thomas Howell 1941-7-9 9770 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  POM304462  Hesperolinon spergulinum Alice Eastwood, J. T. Howell 1941-7-9 9770 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CAS-BOT-BC167466  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama South-west of Paskenta on Covelo-Paskenta road 3 m. within Mendocino National boundary and 0.5 m. below Mud Flat 609 Comment
  CAS-BOT-BC167467  Hesperolinon tehamense Herbert L. Mason 1947-5-18 s.n. Tehama Paskenta Grade, southern Comment
  CHSC88279  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama Along a small wash, burned area on the east side of Road M2, about 9 miles west of Paskenta. 883 Comment
  JEPS101957  Hesperolinon tehamense Dean W. Taylor 1997-5-29 16001 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  JEPS106323  Hesperolinon tehamense Lowell Ahart 2004-6-11 11047 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 582 Comment
  UC1212207  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3533 B Tehama 8.3 mi w Paskenta; Inner North Coast Ranges Comment
  RSA93376  Hesperolinon tehamense Milo S. Baker 1953-7-12 12909 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  CHSC102696  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16311 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  UC1618270  Heterocodon rariflorum Barbara Ertter 1991-9-2 10757 Tehama ca 16 air mi e Covelo (springs at head of Burnt Creek, on e side Anthony Peak, 0.5 mi n of Wells Cabin Campground on ridge road, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  CHSC86828  Heteromeles arbutifolia Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  RSA0072479  Heteromeles arbutifolia Percy C. Everett, E. K. Balls 1954-10-15 20312 Tehama Paskenta to Covelo road, 5.5 miles SW of Paskenta. 549 Comment
  CHSC85161  Heterotheca grandiflora John Dittes 2003-10-22 852 Tehama Undesignated section of Rio De Los Molinos Land Grant. Northern Sacramento Valley; ca. 18 air-miles south of Red Bluff, ca. 0.8 air-miles northeast of Tehama, ca. 0.3 air-mile east of the Sacramento River; floodplain on south side of Mill Creek. 65 Comment
  CHSC84609  Heterotheca oregona var. compacta Lowell Ahart; John Dittes 2003-9-17 10584 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CAS-BOT-BC311093  Heterotheca oregona var. rudis Alice Eastwood 1912-8-22 1925 Tehama Payne Creek, Lassen Butte Region Comment
  RSA0066159  Heuchera micrantha var. hartwegii G. D. Barbe 1955-7-22 250 Tehama 0.25 mile W of Square Lake on the trail to Long Lake. 2104 Comment
  UCD80073  Hieracium albiflorum CNPS SN Foothill Team 2005-6-28 SNNR 0512 Tehama USFS Lassen National Forest. 996 Comment
  CAS-BOT-BC312341  Hieracium albiflorum John Thomas Howell 1960-8-18 36033 Tehama Bluf Falls near Lassen Volcanic National Park 1981 Comment
  CHSC45683  Hieracium gracile Vernon Oswald 1986-7-24 2227 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2316 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
  SEINET249868 Image available Holcus lanatus Gravenhorst 1967-9-15 87 Tehama 10 miles west of Red Bluff. 152 Comment
  CHSC118585  Holodiscus discolor var. glabrescens L. P. Janeway 2016-9-6 12170 Tehama High North Coast Ranges. Saddle 2.3 air-km west of North Yolla Bolly; Pettyjohn Meadow. 2170 Comment
  CHSC64347  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald; Lowell Ahart 1995-3-19 6543 Tehama Cascade Range Foothills. Hwy. 36 3.4 miles e of its junction with Hwy. 99 in Red Bluff. On the n edge of the highway. 140 Comment
  RSA756701  Hordeum brachyantherum subsp. californicum Barbara Ertter, Brad Olson 1991-7-6 10453 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  CHSC66099  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1996-5-27 7648 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd NW of Corning. On bed of a pool along the pipeline ca. 0.1 mi N of the S boundary. 102 Comment
  CHSC75431  Hordeum murinum subsp. leporinum Ben Myhre 1997-4-9 31 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS95696  Hordeum murinum subsp. leporinum Vernon H. Oswald and L. Ahart 1995-4-3 6586 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  JEPS44571  Horkelia fusca subsp. tenella Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1478 Comment
  JEPS44550  Horkelia tridentata Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  CAS-BOT-BC540023  Horkelia tridentata var. tridentata James R. Shevock; David Isle 1985-6-22 11268 Tehama Northern Coast Ranges, Mendocino National Forest. along forest road 23N60 between Anthony Peak and Wells Cabin Meadow. 1900 Comment
  CHSC108078  Hosackia crassifolia var. crassifolia B. Castro; L. P. Janeway 2000-6-11 1290 Tehama High North Coast Ranges. NE-facing slope just N of Raglin Ridge Rd, near spring 0.15-0.2 mi down road from Twin Springs; near the top of Raglin Ridge. 1207 Comment
  CHSC43662  Hosackia crassifolia var. crassifolia Vernon Oswald 1984-5-30 1217 Tehama Mendocino National Forest, Round Valley Rd. (M4; 23N02), 29.1 mi w of Newville Rd. 1524 Comment
  CHSC90444  Hydrophyllum occidentale Niall McCarten; Roxanne Bittman 1986-6-16 5425 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  CDA36545  Hypericum anagalloides L. Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  CHSC48478  Hypericum anagalloides Vernon Oswald 1984-6-19 1297 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. Growing on an open, springy slope. 1414 Comment
  JEPS117324  Hypericum anagalloides Lowell Ahart, John Dittes 2010-7-17 16863 Tehama About 20 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  JEPS96048  Hypericum anagalloides Vernon H. Oswald and Lowell Ahart 1996-9-4 8249 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 1828 Comment
  UC1019560  Hypericum anagalloides Louise Kellogg 1952-7-18 84 Tehama directly s. of South Yolla Bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge, on rd. toward Ovenlid); North Coast Ranges, Mendocino Nat'l Forest 2133 Comment
  CAS-BOT-BC400811  Hypericum anagalloides P. A. Munz 1951-7-25 16873 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  UCD110343  Hypericum anagalloides J. W. Purcell 1920-5-1 s.n. Tehama St. John's, Red Bluff. 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
  UC1299604  Ipomopsis aggregata Freed W. Hoffman 1950-7-3 3680 Tehama 1 mi ne Whiterock Guard Station Comment
  CHSC88595  Iris macrosiphon L. P. Janeway 2001-6-10 7139 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  CAS-BOT-BC88643  Isatis tinctoria B. Crampton 1953-5-1 1204 Tehama Along US Highway 99, 5 miles north of Red Bluff. Comment
  CHSC87384  Isoetes howellii Lowell Ahart 2004-4-29 10790 Tehama In 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
  CAS-BOT-BC69941  Isoetes howellii Doris Kildale Gillespie 1930-5-14 9359 Tehama 10 mi. e. of Red Bluff on Susanville Road. Comment
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  CHSC64493  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1995-4-3 6563 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. 216 Comment
  CHSC75381  Juglans californica var. hindsii Ben Myhre 1997-4-14 2 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC93643  Juglans californica var. hindsii Paul Kirk; Joe Silveira 2001-10-22 14 Tehama North end of Mooney Island Unit of Sacramento National Wildlife Refuge. 30 Comment
  CHSC102897  Juncus articulatus subsp. articulatus Peter F. Zika 2008-7-14 23899 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  CHSC76857  Juncus bolanderi L. P. Janeway; B. Castro 1999-8-24 6547 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  CHSC112022  Juncus bolanderi David Toren; Carl Furrer 2002-9-3 2107 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  JEPS117676  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16883 Tehama On damp to dry rocky soil, on the north side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 726 Comment
  CHSC96538  Juncus bufonius var. bufonius Lowell Ahart 2007-5-8 13746 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC64566  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6624 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the fence and Manton Rd., just n of the culvert. 207 Comment
  JEPS91279  Juncus capitatus Dean W. Taylor 1990-5-8 11680 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  UC1619921  Juncus covillei var. covillei Barbara Ertter 1991-9-2 10762 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of creek, e side of peak, ca 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  CHSC60456  Juncus ensifolius Mary Ann Showers 1992-6-26 2597 b Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC76861  Juncus ensifolius L. P. Janeway; B. Castro 1999-8-22 6530 Tehama High North Coast Ranges. Seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  JEPS94592  Juncus ensifolius Vernon Oswald and Lowell Ahart 1997-7-7 8673 Tehama on FR27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  CHSC115516  Juncus laccatus Lowell Ahart; John Dittes 2015-8-6 20488 Tehama Around the pond, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  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
  SEINET10613988 Image available Juncus leiospermus A. Arthur Heller 1916-4-20 Heller 12326 Tehama Treeless plain in red clay soil 2 miles south of Red Bluff in low places in a grain field. Comment
  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
  JEPS91258  Juncus leiospermus var. leiospermus Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-4-23 8936 Tehama 0.3 miles West from Paskenta at Oat Creek, approximately 3.5 miles West of Interstate 5 and 10 miles SE of Red Bluff 103 Comment
  RSA67178  Juncus mertensianus Phillip A. Munz, I. M. Munz 1951-7-25 16847 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CHSC105156  Juncus occidentalis Peter F. Zika 2008-7-14 23903 Tehama Routes 36 and 89, c. 4 air km WNW of Wilson Lake; yellow pine forest over volcanics (Cascade Range Highlands CaRH) 1515 Comment
  CDA33229  Juncus orthophyllus L. P. Janeway 2001-7-29 7395 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CHSC87825  Juncus oxymeris Lowell Ahart 2004-6-11 11034 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
  JEPS96102  Juncus oxymeris Vernon H. Oswald and Lowell Ahart 1996-6-3 7706 Tehama BLM parcel along Hwy 36 ne Red Bluff (flood channel along creek ca 0.4 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  UC1618219  Juncus oxymeris Barbara Ertter, Brad Olson 1991-7-5 10316 Tehama confluence of Big Crane Creek and Little Crane Creek (ca 15 air mi wnw of Red Bluff, se corner of ranch); Metzger Ranch ( =Styver's Ranch), Long Gulch 213 Comment
  JEPS106085  Juncus patens Lowell 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 549 Comment
  CDA39257  Juncus tenuis G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2670 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  UC1731407  Juncus triformis Dean W. Taylor 1997-6-17 16081 Tehama ca. 10 air mi. e. Manton (Sand Spring Canyon headwaters); Cascade Ranges (CaRF), Manton 7 1/2 Quad., Sand Spring Canyo 960 Comment
  CDA34213  Juncus trilocularis L. Ahart, J. Dittes 2010-7-17 16884 Tehama On the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, 2.8 miles (air) north of Highway 36. Comment
  RSA768021  Juncus trilocularis L. Ahart, John Dittes 2010-7-17 16884 Tehama North side of Ponderosa Way, about 1910 feet south of Bluff Springs, 4.1 air miles southeast of Manton, 2.8 air miles north of Highway 36. 768 Comment
  UCD147037  Juncus xiphioides Robert E. Preston 2012-6-18 2879 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  LA16776  Juniperus californica C. B. Wolf; 1934-10-5 6163 Tehama 8 mi E of Red Bluff on road to Payne's Creek 243 Comment
  LA6564  Juniperus californica Carl Epling; William Robison 1935-7-21 sn Tehama E of Red Bluff Comment
  SJSU2930  Juniperus californica C. W. Sharsmith 1966-6-11 7453 Tehama lands adjacent to Hwy 36 c. 5 mi NE of Red Bluff 243 Comment
  UC596019  Juniperus californica R. F. Hoover 1938-8-2 3723 Tehama hills above Paskenta (on road to Covelo) Comment
  UC766774  Juniperus californica R. F. Hoover 1940-9-22 4621 Tehama plateau ne Red Bluff Comment
  UCR164509  Juniperus californica Maile Neel 2000-4-29 H- 4 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  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
  CHSC77796  Keckiella lemmonii B. Castro; L. P. Janeway 1999-6-10 979 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry Creek with Red Bank Creek. 295 Comment
  LA208512  Kelloggia galioides Carl Epling; William Robison 1935-7-16 Tehama near Mineral Comment
  JEPS103613  Koeleria phleoides Lowell Ahart 2002-4-27 9555 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
  CAS-BOT-BC340324  Kyhosia bolanderi John Thomas Howell 1960-8-20 36230 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  OBI55504  Kyhosia bolanderi David J. Keil, Kathleen Keil 1992-6-25 23592 Tehama Lassen NF along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CHSC66877  Lactuca saligna Vernon H. Oswald; Lowell Ahart 1996-9-4 8251 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream. 182 Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CAS-BOT-BC341378  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC36101  Lagophylla glandulosa Howard Wurlitzer 1979-5-18 Tehama Howard Wurlitzer Ranch, North of Barber Rd., S of Pine Cr. 100 Comment
  CHSC64692  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1995-5-16 6734 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between borrow pit and Manton Rd. 219 Comment
  CHSC77539  Lagophylla glandulosa Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  UC980574  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama roadside a mile or so e Paskenta (west Tehama County) Comment
  CAS-BOT-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
  CAS-BOT-BC341384  Lagophylla glandulosa H. M. Hall 1920-7-12 11000 Tehama Near Corning, Sacramento Valley (4 mi. s.) Comment
  UC717971  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi e Rosewood ((22 mi w of Red Bluff), near jct. of Cottonwood road) 213 Comment
  UC727057  Lagophylla glandulosa A. A. Heller 1941-7-24 16251 Tehama along State Hwy 36 6 mi e Payne's Creek Post office Comment
  CHSC48172  Lagophylla minor Vernon Oswald 1986-4-1 1063 Tehama Round Valley Rd. (M4) 0.7 mi e of Bennett Creek. Roadside. 731 Comment
  CHSC78807  Lagophylla minor Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC90760  Lagophylla minor D. Isle 2004-4-10 258 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Lower Mud Flat Rd. 426 Comment
  JEPS102880  Lagophylla ramosissima Lowell Ahart 2001-6-14 8835 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and W sides of road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC77733  Lagophylla ramosissima subsp. ramosissima B. Castro; L. P. Janeway 1999-6-3 959 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. In E-trending arm of side-cyn, on bank of creek. 355 Comment
  CHSC4041  Lamium amplexicaule D. F. Johnson 1967-5-3 25 Tehama Scattered in residence yard ca. 150 yds north of Johnson Rd. ca. 10.5 mi. west of Red Bluff. 170 Comment
  CHSC54009  Lamium purpureum Vernon H. Oswald 1991-4-3 4480 Tehama Along Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 88 Comment
  CHSC65963  Lamium purpureum Vernon H. Oswald; Lowell Ahart 1996-4-23 7448 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek. 147 Comment
  CHSC31123  Lasthenia californica W. F. Babb 1980-4-26 12 Tehama On e side of Leininger Rd. ca. 600 m from its junction with Hwy 99 E ca. 25.5 km n of Chico. Comment
  CHSC64598  Lasthenia fremontii Vernon H. Oswald; Lowell Ahart 1995-4-17 6650 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  CHSC79957  Lasthenia fremontii B. Castro; L. P. Janeway 2000-5-11 1151 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CAS-BOT-BC370791  Lasthenia platycarpha A. A. Heller 1918-4-21 12996 Tehama along the State Highway 7 miles south of Corning. Comment
  RSA614439  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy 99W, 6 miles S of Corning. Comment
  JEPS117340  Lathyrus latifolius Lowell Ahart, John Dittes 2010-7-19 16894 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  CHSC81248  Layia fremontii J. Trizzino 2001-4-17 32 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  SEINET11447716 Image available Layia fremontii C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 48 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site Comment
  SFV21977  Layia fremontii L. M. Tauzer 2002-4-6 26 Tehama Sacramento Valley Hog Lake, northeast of Red Bluff. 270 Comment
  UCD18755  Layia fremontii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 48 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. 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
  HSC90090  Layia fremontii Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 27 Tehama On Hwy. 36, 4 mi. W of Manton Rd. 274 Comment
  SJSU11664  Layia fremontii D. L. Wilson 1970-4-18 Tehama Abraham Plains by Belle Cr Rd 5 mi E of Red Bluff Comment
  UCD138115  Lemna minor Jim Arthur 1964-5-11 35 Tehama in Corning Canal. Beside US Highway 99 West, around 5 miles south of Red Bluff. 85 Comment
  CHSC59189  Lemna turionifera Vernon H. Oswald 1992-9-9 5206 Tehama Lassen Volcanic National Park. Ca. 0.2 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. In a streamlet in a meadow. 2011 Comment
  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
  CHSC40575  Leontodon saxatilis subsp. longirostris Pauleen Broyles 1982-6-2 707 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to an irrigation ditch. 60 Comment
  SEINET10838535  Lepidium campestre David B. Dunn 1971-8-15 Dunn 18157 Tehama 1.5 mi. W. Of lassen park headquarters. 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
  CHSC4045  Lepidium nitidum D. F. Johnson 1967-3-9 2 Tehama Ca. 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC62642  Lepidium nitidum var. nitidum Vernon H. Oswald; Lowell Ahart 1994-3-8 5971 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. On roadside banks. 161 Comment
  UC1873695  Lepidium nitidum var. nitidum Barbara Ertter with James R. Shevock 1993-4-30 11583 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC113327  Lepidium strictum Lowell Ahart; John Dittes 2014-5-16 19497 Tehama On the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC88529  Lepidium strictum Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. In road bed near the creek. 259 Comment
  JEPS97494  Lepidium strictum Vernon H. Oswald and L. Ahart 1995-4-10 6632 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC75692  Lepidium virginicum var. pubescens Vernon H. Oswald 1999-6-18 9770 Tehama High Cascade Range. Hwy. 32 ca. 1.7 mi south of Hwy. 36, on the edge of Deer Creek Meadows. Roadside. 1377 Comment
  CHSC41024  Leptosiphon bicolor Pauleen Broyles 1982-3-23 340 Tehama The Nature Conservancy Vina Plains Preserve. On a slope w of irrigation ditch and ca 300 m south of Lassen Road. 66 Comment
  UC1949344  Leptosiphon bicolor Barbara Ertter 1991-5-18 9832 Tehama Rosewood Ranch on Salt Creek ca 18 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CHSC65673  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1996-3-18 7232 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. Bluffs overlooking the Sacramento River ca. 1.25 mi downstream from the mouth of Paynes Creek. 182 Comment
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  RSA93135  Leptosiphon bolanderi Milo S. Baker 1953-4-26 12540 Tehama 5 mi W of Paskenta along road of Crane Lumber Co at a burn. Elevation not much higher than Paskenta. Comment
  RSA93039  Leptosiphon harknessii Milo S. Baker, H. K. Wagnon 1953-7-12 12915 Tehama 5 to 6 mi. beyond Whitlock Camp along County Road 1677 Comment
  HSC39135  Leptosiphon nuttallii subsp. howellii Gary S. Lester 1974-6-30 338 Tehama Slopes of Tedoc Mtn. along Tedoc Gap Rd. 1524 Comment
  CHSC70896  Leptosiphon parviflorus Vernon Oswald; Lowell Ahart 1998-4-27 8967 Tehama Pettyjohn Rd. 8.9 mi west of its junction with Cannon, Vestal, and Reeds Creek roads, west of Red Bluff and south of Hwy 36. On a bank on the south edge of Guyre Creek. 377 Comment
  HSC75341  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3562 Tehama Humboldt Trail E of Low Gap 1829 Comment
  HSC75386  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3453 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  RSA26595  Leptosiphon rattanii Alice Eastwood, J. T. Howell 1941-7-9 s.n. Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC61717  Lesquerella occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1993-9-2 5917 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2377 Comment
  UC1221737  Lessingia nana Beecher Crampton 1958-8-12 5071 Tehama 3.5 mi n Cana Comment
  UCD134088  Lessingia nana Miss G. Cole 1927-9-1 s.n. Tehama Exact location unknown. Comment
  CHSC77545  Lessingia nemaclada Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 289 Comment
  JEPS102866  Lessingia nemaclada Lowell Ahart 2001-6-16 8846 Tehama South of the dirt road, ca 5 miles W of Highway 32, W of Soda Springs Campground, ca 5 miles (air) W of Butte Meadows. 1082 Comment
  JEPS120212  Lessingia nemaclada Julie Kierstead Nelson with Peter Zika 2011-7-5 201 -36 Tehama Junction of Highway 36W and Tedoc Mountain Road (Forest Road 29N45) Comment
  UC725290  Lessingia nemaclada A. A. Heller 1937-6-21 Tehama Deer Creek Comment
  CHSC65046  Lessingia virgata Vernon H. Oswald 1995-6-30 6954 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. 213 Comment
  UC87986  Lessingia virgata T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UC1287455  Lessingia virgata Willard Spence 1962-7-25 727 Tehama along route 36 4 mi n junction of Rt. 99E and 36 (ne of Red Bluff) Comment
  UCD21045  Leucanthemum vulgare E. Bortiri 2002-7-17 WFC 81 Tehama Brokenshire Mill Creek, Tehama Co., Lassen NF. Comment
  CAS-BOT-BC436027  Ligusticum grayi Alice Eastwood 1912-8-22 1897 Tehama Lassen Butte Region: Battle Creek meadows Comment
  UC1586544  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1991-5-9 4554 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  UC54198  Lilium kelleyanum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4364 Tehama near Morgan - Mount Lassen, Mill Creek Canyon Comment
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Dec 13 2006
  CHSC94349  Lilium pardalinum subsp. shastense Lowell Ahart 2006-7-25 13070 Tehama East side of large meadow with bogs, about 20 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1564 Comment
  LA22089  Lilium washingtonianum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC102448  Limnanthes alba subsp. alba L. P. Janeway; B. Castro 2009-4-25 9768 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC57817  Limnanthes alba subsp. versicolor Vernon H. Oswald; Lowell Ahart 1992-4-21 4923 Tehama Forest Rd. 28N23 (Oak Creek Rd.) between Hogsback and Plum Creek roads, 0.1 mi S of Oak Creek, ca. 5 mi (air) SE of Paynes Creek. 762 Comment
  CHSC53961  Limnanthes douglasii subsp. nivea Vernon H. Oswald; Lowell Ahart 1991-4-16 4505 Tehama Red Bank Rd, 2.1 mi north of Colyear Springs Rd, north of Paskenta. Along an intermittent streamlet. 286 Comment
  CHSC40848  Limnanthes douglasii subsp. rosea Pauleen Broyles 1982-3-3 317 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC53966  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4547 Tehama Manton Rd (A-6), 2.0 miles north of Dales. Roadside. 225 Comment
  CHSC87420  Limnanthes douglasii subsp. rosea R. D. Fischer; Jenny Marr 2004-3-13 110 Tehama ScV, north of Chico off Hwy 99, east on Lassen Road. Site area south side Lassen Road as it crosses Singer Creek, west side of creek. In vernal pool in meadow adjacent to creek. 45 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
  HSC59067  Limnanthes douglasii subsp. rosea Thomas Wood 1979-4-28 135 Tehama Along Leninger Rd., E of Vina. 73 Comment
  JEPS19614  Limnanthes douglasii subsp. rosea W. L. Jepson 1899-4-27 13549 Tehama Wimmeshaw; a tributary of Cottonwood River Comment
  JEPS47350  Limnanthes striata L. R. Heckard and Robert Ornduff 1966-4-29 1507 Tehama just se Beegum (along road to Red Bluff) Comment
  JEPS58223  Linanthus bicolor W. L. Jepson 1899-4-25 20920 Tehama Rosewood, Cottonwood and its tributaries Cottonwood Creek Comment
  CDA40058  Linanthus bolanderi Vernon H. Oswald & Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15, 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  JEPS58264  Linanthus bolanderi W. L. Jepson 1932-5-9 16351 Tehama ca 3 mi ne Red Bluff 137 Comment
  CHSC61231  Linanthus dichotomus Kate Hanson 1977-3-31 Tehama Ca 1.6 km se of Round Valley Rd ca 6.4 km nwn of Round Valley Rd and Newville Rd intersection ca 38.4 km nwn of Corning. 450 Comment
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Jul 8 2009
  SEINET3860346  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-7-1 7437 Tehama Yolla Bolly Quad, Along Forest Service Road 27N13, 0.7 mi S of junction with road 27N12.; 0 1585 Comment
  CHSC26680  Linanthus pungens M. S. Taylor 1977-8-17 1477 Tehama Ca. 1/2 mi n of Old Humboldt Rd, ca. 2 mi e of its jct with Scotts John Rd, n of Jonesville. 1981 Comment
  CHSC45351  Linanthus pungens Vernon Oswald 1986-7-24 2229 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2682 Comment
  CDA6349  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama House opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  CHSC64922  Lindernia dubia var. anagallidea Vernon H. Oswald 1995-6-30 6950 Tehama Cascade Range Foothills. E side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the e side of Manton Rd. ne of Dales Lake. 213 Comment
  UCD32624  Linum Beecher Crampton 1954-6-16 1996 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  JEPS75775  Lithophragma glabrum Todd and Virginia Keeler-Wolf 1971-6-19 192 Tehama about 1 mi sw Chicago Camp (Yolla Bolly Mountains); , sw of Chicago Camp 1828 Comment
  JEPS21870  Lithophragma parviflorum var. trifoliatum Annette Waters 1958-4-20 247 Tehama 8.2 mi e Paynes Creek; e of Paynes Creek 762 Comment
  CHSC107259  Lolium multiflorum Lowell Ahart; John Dittes 2011-6-9 17468 Tehama On the east bank of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC41054  Lolium multiflorum Pauleen Broyles 1982-4-8 378 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC96530  Lolium multiflorum Lowell Ahart 2007-5-8 13755 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
  JEPS118030  Lolium multiflorum Lowell Ahart, John Dittes 2011-6-9 17468 Tehama On the east bank of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  OBI54956  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  CDA15414  Lomatium caruifolium var. denticulatum G. F. Hrusa, J. Hart 1998-5-1 14428 Tehama Sacramento Valley; Above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. . Comment
  CHSC96616  Lomatium caruifolium var. denticulatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13613 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  SEINET7072738  Lomatium caruifolium var. denticulatum 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
  RSA771179  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, about 0.5 mile south of hwy 36 along creek 229 Comment
  UC1246762  Lomatium caruifolium var. denticulatum Howard Scott Gentry 1962-5-4 17910 Tehama 8 mi E of Red Bluff ((junction 99) along Rte. 20) 152 Comment
  UCD150875  Lomatium caruifolium var. denticulatum Joseph M. DiTomaso 1976-3-28 373 Tehama 1.5 miles north of Butte County line on Highway 99. Comment
  CHSC61757  Lomatium ciliolatum Vernon H. Oswald; Lowell Ahart 1993-9-2 5914 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  HSC35379  Lomatium dasycarpum subsp. dasycarpum R. M. Sullivan 1975-5-4 55 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  UC2042817  Lomatium dasycarpum subsp. tomentosum Barbara Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  UC763121  Lomatium dasycarpum subsp. tomentosum Robert F. Hoover 1936-5-21 1183 Tehama 3 mi S of Cottonwood Comment
  RSA97544  Lomatium dasycarpum subsp. tomentosum L. S. Rose 1954-4-25 54035 Tehama 1.5 miles N of Red Bluff, flood bed of Dibble Creek. 95 Comment
  UC923151  Lomatium dasycarpum subsp. tomentosum Freed W. Hoffman 1950-7-1 3268 Tehama 43.9 mi. w. Red Bluff (on rd. from Colyer Springs to Red Bluff) Comment
  CHSC117536  Lomatium dissectum var. multifidum Lowell Ahart; John Dittes 2016-6-22 21050 Tehama West side of Highway 32, Helipad Site, 1.0 mile (air) east of USFS Road 27N08 Bridge over Deer Creek, 3.0 miles (air) southwest of Potato Patch Campground. 1146 Comment
  SEINET13944516 Image available Lomatium humile W. A. Weber, Lewis S. Rose 1953-1 8466 Tehama Sandy rolling hills, 2 mi S of Cottonwood, alt. 400 ft 122 Comment
  CHSC105998  Lomatium macrocarpum B. Castro; L. P. Janeway 2000-4-21 1090 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 300 ft west of Black Rock and north of Ponderosa Way. Just off trail, on short basalt side-ridge at top of steep bank above creek. 649 Comment
  CHSC80580  Lomatium marginatum var. marginatum Vernon H. Oswald 2001-5-30 10030 Tehama Log Springs Rd (M4) between Salt Creek Conservation Camp and Log Springs, 0.2 mi east of the 14 mile post. 914 Comment
  JEPS17155  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-25 14286 Tehama Stiver's Ranch, Crane Creek 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
  UC1949231  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  SD211528  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek circa 17 airmiles West-northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek 228 Comment
  CDA38462  Lomatium marginatum var. purpureum Vernon H. Oswald & Lowell Ahart 1998-4-27 8959 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC64687  Lomatium utriculatum Vernon H. Oswald 1995-5-22 6754 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. Growing in a grassy spot between Manton Rd. and the fence at the corner of the reserve. 225 Comment
  JEPS97265  Lomatium utriculatum Vernon H. Oswald 1995-5-22 6754 Tehama Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. 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 225 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
  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
  UCR119836  Lotus denticulatus Beecher Crampton 1954-6-16 1970 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  JEPS94343  Lotus humistratus Vernon H. Oswald and Lowell Ahart 1997-5-14 8427 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (5.7 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 981 Comment
  SEINET10841210  Lotus humistratus Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2847 Tehama 25 mi e of red bluff on calif hwy 36; in live oak and pinus sabiniana. 1036 Comment
  UC936247  Lotus humistratus Helen K. Sharsmith 1951-7-11 4019 Tehama 9.2 mi w Paskenta (Mud Flat, Covelo-Paskenta road); Inner North Coast Ranges, Mendocino National Forest, Mud Fla 609 Comment
  JEPS75818  Lotus nevadensis var. nevadensis Todd and Virginia Keeler-Wolf 1971-7-20 343 Tehama Upper Glade Yolla Bolly Mountains 1584 Comment
  UC1299185  Lotus oblongifolius var. oblongifolius Freed W. Hoffman 1949-7-19 3027 Tehama Regan Meadow, w Tehama County North Coast Ranges 1264 Comment
  JEPS88139  Lotus purshianus var. purshianus Vernon H. Oswald and Lowell Ahart 1996-7-8 7987 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, on parking lot along Hwy. 36 s. of Hog Lake, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 265 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
  UC1594592  Lotus wrangelianus 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, 1.0 mi (odometer) e of the power transmission lines) 725 Comment
  NY15911  Lupinus A. A. Heller 1940-5-28 15673 Tehama Along the railroad 2 miles south of Los Molinos. Lower Sonoran Life Zone Comment
  JEPS75783  Lupinus albicaulis Todd and Virginia Keeler-Wolf 1971-6-13 26 Tehama about 1/4 mi s Thunder Camp; Yolla Bolly Mountains, s of Thunder Camp 1371 Comment
  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
  CDA27369  Lupinus albifrons var. collinus L. Ahart, Vernon Oswald 2001-5-7 10008 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  JEPS102341  Lupinus albifrons var. collinus Vernon H. Oswald and Lowell Ahart 2001-5-7 10008 Tehama between Cohasset Ridge and Soda Springs (Forest Road 26N15 4.9 mi W of Hwy 32) 1072 Comment
  CHSC59728  Lupinus bicolor Thomas J. Hart 1984-3-11 2 Tehama At the intersection of South Center and Tehama Vina roads (w side of Tehama Vina Road). Los Molinos. 72 Comment
  JEPS65368  Lupinus bicolor Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  HSC35422  Lupinus bicolor Robert M. Specht 1975-5-4 174 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  HSC85778  Lupinus bicolor Andrea Begnoche, Leonel Arguello, Bobbi Schnell 1987-3-27 21 Tehama Hwy. 36, 5.5 mi. E of Red Bluff at mi. marker 47 Comment
  HSC89694  Lupinus bicolor William E. Avery, Steve Wilson, Matt Bergvall 1989-3-31 1989 Tehama On Tedoc Rd. (F.S. 45) near intersection with Hwy. 36, about 1.5 mi. E of boundry with Shasta Co. 549 Comment
  JEPS113162  Lupinus bicolor var. tridentatus Lowell Ahart 2007-5-8 13735 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
  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
  SEINET10490328  Lupinus grayi David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17959 Tehama 13 mi. W of mineral on hwy 36; on 60 degree e facing slope. Comment
  SEINET6655081  Lupinus grayi D. B. Dunn, B. J. Cox 1971-6-10 17959 Tehama 13 mi W of Mineral on alifornia Hwy 36.; 0 Comment
  CHSC48562  Lupinus lepidus var. sellulus Vernon Oswald 1983-7-26 930 Tehama Calif. Hwy 36 at Mill Creek Bridge. 1493 Comment
  JEPS65377  Lupinus lepidus var. sellulus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC77574  Lupinus microcarpus var. densiflorus B. Castro; L. Janeway 1999-5-18 895 Tehama About 11 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 333 Comment
  SEINET12166453  Lupinus nanus var. apricus Unknown 1983-1 863 Tehama Nature Conservancy Vina Plains Preserve. T24N R1W center Sec 28 66 Comment
  CHSC27823  Lupinus nanus var. vallicola Catherine Corr 1978-4-18 10 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. 1/4 mi w of Jct. 67 Comment
  CHSC38954  Lupinus obtusilobus J. D. Jokerst 1980-7-11 1110 Tehama North Coast Range. On a north facing slope just below the ridge ca. 1/4 mile east of the summit of South Yolla Bolla (Mt. Linn). 2377 Comment
  CHSC61425  Lupinus obtusilobus Vernon H. Oswald; Lowell Ahart 1993-8-18 5836 Tehama Lassen Volcanic National Park. Summit of Mt. Conard near the S boundary of the park. 2490 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
  CHSC64706  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1995-4-25 6694 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. Localized population in upland on the s side of the intermittent stream coming from the borrow pit, between Pool 19 and pile of powerline insulators. 207 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
  CHSC937  Lupinus succulentus A. Koopman 1929-4-16 Tehama Railroad track at Vina. 76 Comment
  UCD109630  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama on U.S. Highway 99W, 1.4 miles south of Sacramento River, Red Bluff. Comment
  RSA0036473  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041516 Tehama Manton Rd. 203 Comment
  RSA0036528  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041526 Tehama Hog Lake Plateau, Manton Rd. 208 Comment
  UC1019533  Luzula cascadensis Louise Kellogg 1952-7-11 20 Tehama Mendocino National Forest. Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2133 Comment
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Jun 21 2009
  CHSC55570  Luzula macrantha L. P. Janeway 1991-4-18 3906 Tehama Battle Creek Wildlife Area. Mid-slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 149 Comment
  CHSC107368  Lythrum hyssopifolia Lowell Ahart; John Dittes 2011-6-9 17446 Tehama Rio De Los Molinos Land Grant. High water line of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  CHSC112590  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 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
  JEPS124401  Lythrum tribracteatum Lowell Ahart, John Dittes 2015-6-22 20253 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  JEPS76645  Madia elegans L. R. Heckard 1972-6-18 2980 Tehama along Wells Creek n Tedoc Mt. 883 Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  CHSC90697  Madia elegans subsp. vernalis D. Isle 1995-5-2 1041 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. Mud Flat Road about 1/2 mile below Mud Flat, on north edge of road. 621 Comment
  CHSC92791  Madia elegans subsp. vernalis John Dittes; Josephine Guardino 2005-5-11 1107 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  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
  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
  OBI72117  Madia exigua Barbara Ertter 1991-5-18 9830 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 . T28N R6W sec 20 NESW 213 Comment
  CHSC64952  Madia gracilis Vernon H. Oswald; Lowell Ahart 1995-7-12 7052 Tehama High North Coast Ranges. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. Roadside. 1341 Comment
  CHSC78813  Madia gracilis 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
  CHSC94504  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  UCD134297  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CAS-BOT-BC334721  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan near Lassen Volcanic National Park 1463 Comment
  UC1619984  Madia sativa Barbara Ertter 1991-5-18 9841 Tehama Rosewood Ranch on Salt Creek ca. 17 airmiles w.-n.w. Red Bluff (ca. 0.5 mi. w. of Hwy. 36 along creek, steep s.-facing side of ridge s. of pasture); Rosewood Ranch, Salt Creek 243 Comment
  CHSC66476  Madia subspicata Vernon H. Oswald; Lowell Ahart 1996-5-20 7574 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  UC1950243  Maianthemum racemosum Barbara Ertter with Brad Olson 1991-7-6 10358 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
  SBBG1058  Maianthemum racemosum H. and M. Dearing 1938-6-25 2129 Tehama W of Mineral Comment
  UC1010349  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama five mi w Pasketa Comment
  UC998332  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta (w Tehama County) Comment
  CHSC68575  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1997-5-14 8428 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  OBI77313  Malacothrix floccifera Anthony Baniaga 2011-7-23 457 Tehama Lassen NF. On decomissioned 27N02, before it forks to spurs. Onion Butte quad T27N R4E sec 29 SW of NE 1220 Comment
  RSA91146  Malacothrix floccifera Milo S. Baker 1953-5-10 12648 Tehama Logging road 8 miles west of Paskenta Comment
  CDA35748  Malvella leprosa L. Ahart 2002-11-5 10016 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. Comment
  CHSC68952  Marrubium vulgare Vernon Oswald; Lowell Ahart 1997-7-7 8681 Tehama Lookout on Tomhead near the northwest corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  CHSC29849  Marsilea vestita K. R. Stern 1980-6-16 6657 Tehama 0.7 mi. east of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
  CHSC65909  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1996-4-15 7387 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the dirt road at the W boundary just S of Gyle Rd. 103 Comment
  HSC14980  Medicago polymorpha S. J. Hawks 1965-5-8 50 Tehama 15 mi. E of Red Bluff on Hwy. 36 Comment
  JEPS65512  Medicago polymorpha J. W. Blankinship 1911-4-25 Tehama Comment
  CHSC55220  Medicago praecox L. P. Janeway 1991-4-18 3899 Tehama Battle Creek Wildlife Area. Tablelands on south side of an above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  RSA96894  Medicago praecox J. T. Howell 29188 Tehama Dibble Creek, 1.5 miles north of Red Bluff. Comment
  UCD80569  Melica aristata CNPS SN Foothill Team 2005-6-30 SNNR 0449 a Tehama USFS Lassen National Forest, south of the Lassen Trail. 1068 Comment
  CHSC112026  Melica bulbosa David Isle; Bruce Baldwin, Rick York 1987-7-18 2081 Tehama Mendocino National Forest; Yolla Bolly Wilderness, SE of Solomon Pk, near spring E of Last Camp. 2118 Comment
  CAS-BOT-BC269524  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles north of Redding Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  CAS-BOT-BC269527  Melica californica Doris Kildale Gillespie 1930-5-14 9399 Tehama Between Mineral and Paynes Creek Comment
  UCSB63855  Melica californica Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW(1/4) NE(1/4) Sect. 8; Cascade Range Foothills; Hog Lake Plateau 188 Comment
  RSA755416  Melica californica var. californica L. P. Janeway, B. Castro 2009-4-25 9754 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  UCD32618  Melica geyeri Beecher Crampton 1954-6-16 1986 Tehama Tehama County, 1 mile north of Hawell Saddle. 1920 Comment
  UC1019542  Melica stricta Louise Kellogg 1952-7-15 51 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge, on trail); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC84584  Mentha canadensis Lowell Ahart; John Dittes 2003-9-17 10580 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
  JEPS117357  Mentha pulegium Lowell Ahart, John Dittes 2010-7-17 16849 Tehama Above the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  CHSC80665  Mentzelia dispersa Lowell Ahart 2001-6-8 8780 Tehama On the south side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS76636  Mentzelia dispersa L. R. Heckard 1972-6-18 2991 Tehama near road; Northeast side of Tedoc Mt. 1341 Comment
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  CHSC55282  Micranthes californica L. P. Janeway 1991-3-28 3866 Tehama Battle Creek Wildlife Area. Slope just below rim of tableland, overlooking Battle Creek; 1 1/3 mi east of the Sacramento River. 167 Comment
  CHSC64372  Micranthes integrifolia Vernon H. Oswald; Lowell Ahart 1995-2-13 6480 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. Savanna along the s edge of the basalt ridge running through the ne corner of the reserve. 225 Comment
  CHSC67442  Micranthes integrifolia James D. Jokerst 1981-2-23 1252 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Along Zimmershed Creek located N of Pine Creek. Comment
  CAS-BOT-BC429093  Micranthes odontoloma P. A. Munz 1951-7-25 16842 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  LA83731  Micranthes odontoloma O. H. Kappler; 1946-7-21 Tehama Lassen National Park, Bluff Falls area 1920 Comment
  CHSC88948  Micropus amphibolus A. Peterson 2003-4-19 60 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Near shore of stock pond. Comment
  CHSC96670  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
  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
  UC1053440  Micropus californicus var. californicus Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3130 a Tehama along Paskenta Road 8 mi ne Flourney (w Tehama County) 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
  JEPS94751  Microseris douglasii subsp. douglasii Vernon Oswald and Lowell Ahart 1998-4-27 8983 Tehama Vestal Road 3.8 mi south of Highway 36 between Red Bluff and Platina. 365 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
  UC1010437  Mimulus Milo S. Baker and H. K. Wagnon 1953-6-20 12748 Tehama logging road w Paskenta (near 10 mi post) Comment
  UC1239057  Mimulus arvensis Freed W. Hoffman 1947-6-23 1594 Tehama Government Flat North Coast Ranges 796 Comment
  UC1778562  Mimulus bicolor S. E. Schoenig 1998-7-5 98 -75 Tehama NW sandy roadside bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  UC725664  Mimulus bicolor A. A. Heller 1937-6-26 15347 Tehama w Deer Creek Meadows; Deer Creek 1371 Comment
  RSA519041  Mimulus bicolor Barbara J. Ertter 1989-5-3 8441 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester. 976 Comment
  JEPS3544  Mimulus bolanderi Milo S. Baker and H. K. Wagnon 1953-5-10 12638 Tehama logging road w Paskenta (near 7 mi post) Comment
  UC1543760  Mimulus breweri Harold and Virginia Bailey 1948-8-28 3068 a Tehama below Ski Hut (Sulphur Creek campground); Lassen Volcanic National Park 2011 Comment
  POM252821  Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Highway. 1677 Comment
  RSA93020  Mimulus breweri Milo S. Baker, H. K. Wagnon 1954-7-11 13023 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  UC1563707  Mimulus glaucescens Barbara Ertter 1989-5-3 8446 Tehama ca. 20 air mi sw Chester (Deer Creek Rd. (Rt. 32) at milepost 12.00, e side of creek); Deer Creek 975 Comment
  CHSC118427  Mimulus glaucescens Tim Kask 2016-5-3 268 Tehama Antelope Cr. Drainage, McClure Tr. 10T 0599255 / 4457774 Comment
  JEPS11031  Mimulus guttatus W. L. Jepson 1899-4-25 63 m Tehama Stivers' Ranch Crane Creek Comment
  SEINET12334066  Mimulus guttatus Unknown 1976-1 1 Tehama Birch Creek, ca 0.5 mi S of Corning Rd, 2.5 mi W of Corning 82 Comment
  SEINET8340794  Mimulus guttatus Unknown 2003-8-23 10535 Tehama both sides of trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. Comment
  UC54638  Mimulus microphyllus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4340 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1239069  Mimulus moniliformis Freed W. Hoffman 1947-6-23 1679 Tehama Government Flat North Coast Ranges 796 Comment
  CHSC77799  Mimulus moschatus B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1034 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CHSC95216  Mimulus moschatus R. D. Fischer 2005-6-26 832 Tehama Chico Meadows. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 36 in upper Deer Creek Meadows. Plants growing adjacent Gurnsey Creek. UTM: 10633472E, 4459423N. 1402 Comment
  RSA724885  Mimulus moschatus L. Ahart 2006-8-15 13194 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  JEPS17606  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and D. Barbe 1955-7-16 5317 Tehama about 1 mi e of summit South Yollo Bolly Mountain (Mt. Linn summit) (on e shoulder of mountain) 2286 Comment
  JEPS121167  Mimulus pilosus Lowell Ahart 2013-8-2 18990 Tehama Bank 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
  UC1949185  Mimulus primuloides Barbara Ertter with Brad Olson 1991-7-6 10384 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  UC600974  Mimulus primuloides Mrs. H. P. Bracelin 1932-7-23 666 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  UC1585904  Mimulus torreyi Barbara Ertter 1989-7-4 8700 Tehama 1.4 mi e Mineral (on Hwy 36, upper edge of meadows along creek); Conard Grove LP, Battle Creek Mdws, Nanny Creek 1524 Comment
  JEPS4200  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama near Deer Creek Lodge (along Highway #36) 1463 Comment
  RSA505373  Mimulus torreyi R. C. Bacigalupi, G. Thomas Robbins 1955-7-18 5366 Tehama Lower part of roadcut, along Calif. State Hwy 32, 2.8 miles n.e. of Lomo Inn (at junction of Humboldt Road), and 2 mi n.e. of the Butte-Tehama county line, in watershed of Cascade Creek. Comment
  JEPS10515  Mimulus tricolor W. L. Jepson 1932-5-9 16343 Tehama 2 mi ne Red Bluff 103 Comment
  JEPS22482  Minuartia californica Willis L. Jepson 1899-4-26 Tehama Crane Creek district; hills, w Tehama Co. 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
  HSC31709  Minuartia californica Teresa Prendusi 1974-5-4 67 Tehama Along Hwy. 36, 21 mi. E of Trinity Co. line Comment
  CHSC102235  Minuartia douglasii L. P. Janeway; B. Castro 2009-4-25 9752 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  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
  JEPS88384  Minuartia douglasii Vernon H. Oswald and Lowell Ahart 1996-4-15 7382 .1 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on large meander plain of intermittent stream ca. 0.3 mi. e. of the lane); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 100 Comment
  UC1553591  Minuartia douglasii E. Dean 1988-6-13 33 Tehama slope above road 28N36 1.7 mi w jct with forest rd 45 (w of Tedoc Gap); Yolla Bolla Ranger District 1300 Comment
  CAS-BOT-BC174706  Minuartia nuttallii P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  UC1299499  Minuartia nuttallii subsp. gregaria Freed W. Hoffman 1950-7-1 3678 Tehama near Ball Rock (w Tehama Co.); North Coast Ranges 1981 Comment
  RSA66973  Minuartia nuttallii subsp. gregaria P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2134 Comment
  HSC81948  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4885 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS76748  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama Tedoc Mt.; nw side, along new road around w of mountain 1280 Comment
  CHSC100905  Mollugo verticillata R. A. Schlising 1978-8-6 3335 Tehama At the Lassen Road crossing of Singer Creek. 70 Comment
  CHSC112584  Mollugo verticillata Lowell Ahart 2013-9-17 19038 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
  CHSC66091  Mollugo verticillata Vernon H. Oswald; Lowell Ahart 1996-5-27 7640 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Locally abundant on a gravel bar along the creek ca. 0.3 mi E of the W boundary of the reserve (W end of the large meander plain of the creek). 102 Comment
  JEPS120788  Mollugo verticillata Lowell Ahart 2013-9-17 19038 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  UC1949293  Mollugo verticillata Barbara Ertter with Brad Olson 1991-7-5 10314 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  OBI51833  Mollugo verticillata Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  HSC36123  Monardella odoratissima Judith G. Dickson 1973-7-2 Tehama N Yolla Bolly Mtns., S Fork Beegum Creek, Beegum Basin 1524 Comment
  UCD125223  Monardella odoratissima subsp. pallida John Thomas Howell 1960-8-19 36200 Tehama Brokeoff Mountain, summit ridge. 2804 Comment
  LA47659  Monardella odoratissima subsp. pallida J. M. Tucker; L. K. Mann 1959-7-19 3549 Tehama 75 ft below the summit, South Yolla Bolly Mountain 2442 Comment
  RSA158050  Monardella odoratissima subsp. pallida J. M. Tucker 1959-7-19 3549 Tehama ca 75 feet below summit, South Yolla Bolly Mountain 2444 Comment
  CDA40786  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range; 5.1 km southeast of Turner Mountain, along Road 29N48; top of very steep southwest slope into inner canyon of Mill Creek above Big Bend . Comment
  CHSC82107  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range. 5.1 km southeast of Turner Mountain, along Road 29N48; top of slope into inner canyon of Mill Creek above 'Big Bend. 1756 Comment
  JEPS43342  Montia chamissoi Jos. Grinnell 1927-6-1 Tehama Mineral, w edge Battle Creek Meadows Battle Creek Meadows; Mineral, Battle Creek Meadows 1463 Comment
  UC1949383  Montia chamissoi Barbara Ertter with Brad Olson 1991-7-6 10398 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
  JEPS97473  Montia fontana Vernon H. Oswald and L. Ahart 1995-2-22 6495 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS88479  Montia fontana Vernon H. Oswald and Lowell Ahart 1996-3-6 7225 Tehama BLM parcel. Cascade Range Foothills, Blue Oak Woodland. Near the Jeep Trail running along the N side of a ridge, ca. 1.5 mi WSW of the parking lot at Hog Lake Plateau. Comment
  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
  CHSC102666  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16345 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N, R4E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  JEPS96709  Muhlenbergia filiformis Dean W. Taylor 1997-7-24 16161 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC113329  Myosurus minimus Lowell Ahart; John Dittes 2014-5-18 19520 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC113352  Myosurus minimus Lowell Ahart 2014-5-8 19452 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  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
  CHSC66100  Nassella cernua Vernon H. Oswald; Lowell Ahart 1996-5-27 7641 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On a high bank along the NW side of the meander plain of the creek ca. 0.3 mi E of the W boundary of the reserve. 103 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
  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
  UC1025117  Navarretia divaricata Douglas Barbe 1955-7-17 215 Tehama Cold Spring Camp 1889 Comment
  CHSC61433  Navarretia divaricata subsp. divaricata Vernon H. Oswald; Lowell Ahart 1993-8-18 5845 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. On the edge of a meadow draining into Canyon Creek. 2200 Comment
  UC1543725  Navarretia divaricata subsp. divaricata Harold and Virginia Bailey 1948-8-28 3069 b Tehama near Sulphur Creek Campground (in meadow below ski hut); Lassen Volcanic Park 2011 Comment
  CHSC84672  Navarretia divaricata subsp. vividior Samantha Mackey Hillaire; Brian Elliott 2003-5-31 327 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In parking area and along roadsides. 978 Comment
  JEPS117328  Navarretia filicaulis Lowell Ahart, John Dittes 2010-7-17 16851 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
  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
  CHSC44287  Navarretia intertexta V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3370 Tehama Trail just e of Dead Rabbit Lake. 579 Comment
  UC2031485  Navarretia intertexta Barbara Ertter with Brad Olson 1991-7-5 10292 a Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch'], ca 15 air miles WNW of Red Bluff Comment
  JEPS101665  Navarretia intertexta subsp. propinqua Dean W. Taylor 1997-7-24 16159 Tehama Dry Lake; Lassen National Forest 1813 Comment
  JEPS70405  Navarretia intertexta subsp. propinqua W. L. Jepson 1927-6-24 12340 Tehama Battle Creek Meadows Mineral 1524 Comment
  CHSC76771  Navarretia jepsonii B. Castro; L. P. Janeway 1999-6-9 971 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, near Dry Creek. On old dirt roadbed. 268 Comment
  HSC75047  Navarretia leptalea J. P. Smith, Thomas W. Nelson 1978-7-22 10044 Tehama Shasta-Trinity National Forest, Tedoc Gap 1372 Comment
  JEPS18188  Navarretia leucocephala Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5596 Tehama 7.3 mi w Red Bluff (along Lowrey-Red Bluff) 118 Comment
  CHSC80051  Navarretia leucocephala subsp. leucocephala L. P. Janeway 2000-5-17 6742 Tehama Vicinity of Rice Creek, west of Hwy I-5. 91 Comment
  JEPS122039  Navarretia leucocephala subsp. leucocephala Lowell Ahart, John Dittes 2014-5-16 19496 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD18774  Navarretia leucocephala subsp. leucocephala Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 67 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  RSA91811  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-29 1152 Tehama Along US Highway 99 E, about 2 miles north of Vina Comment
  JEPS70392  Navarretia leucocephala subsp. minima W. L. Jepson 1938-6-10 18967 Tehama 9 mi n Orland (s Tehama Co); Sourgrass Creek 76 Comment
  UC1094377  Navarretia leucocephala subsp. minima R. C. Bacigalupi with S. Galen Smith 1957-6-24 6020 Tehama 8.1 mi s Corning (on road to Orland (U.S. Hwy 99 W)) 76 Comment
  UC972152  Navarretia linearifolia subsp. pinnatisecta Helen K. Sharsmith 1951-7-13 4028 Tehama 10.3 mi nw Paskenta (1.6 mi within eastern boundary of Mendocino National Forest, in V of junction between road to Eagle Peak and road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  CHSC72410  Navarretia mellita Vernon H. Oswald; Lowell Ahart 1998-10-27 9686 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. between China Gulch and Bowers Creek. Along the trail. 548 Comment
  CHSC66033  Navarretia pubescens Vernon H. Oswald 1996-5-13 7556 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the meander plain of the creek ca. 0.3 mi E of the W boundary of the reserve. 100 Comment
  JEPS100566  Navarretia pubescens Dean W. Taylor 1993-6-26 13738 Tehama 0.5 mile west of Interstate 5 and 0.5 mile north of the Glenn County line; north of Moore Creek 83 Comment
  UC1607544  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  UC526149  Navarretia tagetina John Thomas Howell 1934-6-17 12235 Tehama near Cottonwood Comment
  CHSC66497  Navarretia viscidula Vernon H. Oswald; Lowell Ahart 1996-5-20 7614 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On bank at an old quarry located ca. 0.6 mi southwest of the parking lot at Hog Lake. 274 Comment
  RSA695515  Navarretia viscidula L. Ahart, John Dittes 2003-6-11 10252 Tehama On the W side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  JEPS117678  Nemacladus capillaris Lowell Ahart, John Dittes 2010-7-17 16867 Tehama On dry red bare rocky soil, near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  CHSC64354  Nemophila heterophylla Vernon H. Oswald; Lowell Ahart 1995-3-19 6539 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. Ca. 300 ft w of Manton Rd. 225 Comment
  JEPS108842  Nemophila heterophylla Lowell Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 576 Comment
  RSA713007  Nemophila heterophylla L. Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards W of China Gulch, about .25 mile S of Bowers Creek, about .75 mile NW of Forest Road 23N69 (Mud Flat Road), about 6.5 miles (air) SW of Paskenta. 577 Comment
  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
  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
  CHSC77588  Nemophila pedunculata B. Castro; H. West 1999-3-10 899 Tehama About 23 air miles W of Orland, vicinity of Newville. 225 Comment
  JEPS1939  Nemophila pedunculata Joseph Grinnell 1927-5-16 Tehama Battle Creek Meadows 1219 Comment
  JEPS97392  Nemophila pedunculata Vernon H. Oswald and L. Ahart 1995-3-6 6511 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  UC1019525  Nemophila pedunculata Louise Kellogg 1952-7-8 4 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  CHSC87015  Nicotiana quadrivalvis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Bank of creek. 304 Comment
  JEPS62081  Odontostomum hartwegii W. L. Jepson 1932-5-9 16341 Tehama 2 mi. n.e. Red Bluff 103 Comment
  JEPS62089  Odontostomum hartwegii Joseph Grinnell 1927-5-7 Tehama between Red Bluff and Dale's Comment
  UCR263790  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 road miles west of Red bluff on Hwy 36, Beegum Road, near Basler Road junction 244 Comment
  SD48512  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 miles northwest of junction [of] State Highway 36 and U.S. Highway 99. On moist ground. 274 Comment
  CHSC101183  Oemleria cerasiformis L. P. Janeway 2009-3-28 9688 Tehama Cascade Range Foothills. Tehama Wildlife Area; around a rustic campsite at the Powerline Road ford of Little Grapevine Creek. Small flat on north side of the creek. 462 Comment
  CDA5215  Oenothera biennis var. muricata Agricultural Commissioner 1959-8-14 Tehama Red Bluff. 0 Comment
  CHSC29841  Orcuttia pilosa K. R. Stern 1980-6-16 6662 Tehama Vernal pool, 0.7 mi. E of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
  CHSC35165  Orcuttia pilosa R. A. Schlising; J. Jokerst, J. Fuller 1981-10-2 4214 Tehama S part of county at Vina Plains, several mi E of the Sacramento River. Vernal pool. Comment
  HSC89405  Orcuttia pilosa Pauleen Broyles 1982-7-17 739 Tehama S pasture Comment
  UCD88247  Orcuttia pilosa F. T. Griggs 1973-8-31 s.n. Tehama 16 miles north of Chico. 100 meters south of Lassen Road, approx. 0.5 mile east of Hwy. 99. Comment
  SEINET4080564  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CAS-BOT-BC242655  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake Comment
  CAS-BOT-BC254346  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CAS-BOT-BC254347  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CHSC45704  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 843 Tehama Central Valley. 1.5 miles NNE of Dales and 0.25 miles E of Manton Road (County Rd. A-6) ca. 15 miles NE of Red Bluff. Vernal pool. 210 Comment
  CHSC45795  Orcuttia tenuis R. D. Stone 1986-7-21 773 Tehama Central Valley. Ca. 10 miles NE of Red Bluff, 0.35 miles E of Highway 36 and 0.85 miles due S of Hog Lake. Vernal pool. 289 Comment
  CHSC52897  Orcuttia tenuis R. D. Stone 1986-8-23 801 Tehama Central Valley. About 12 miles NE of Red Bluff and 2.4 miles SW of Dales Lake on Inks Creek Ranch. Vernal pool. 187 Comment
  CHSC66592  Orcuttia tenuis Vernon H. Oswald; Lowell Ahart 1996-7-8 7976 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the margins of Hog Lake (collected on the NE side). 265 Comment
  JEPS84136  Orcuttia tenuis R. D. Stone 1986-7-22 776 Tehama 1.0 mi sw Manton Road (County Rd. A-6) crossing of Spring Branch Creek (about 20 mi ne of Red Bluff); Central Valley 312 Comment
  JEPS84139  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama 1.3 mi nnw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch, Reservoir 612' Comment
  JEPS84152  Orcuttia tenuis R. D. Stone 1987-8-18 848 Tehama 0.5 mi ne N end of Table Mountain Lake (1.2 mi e of Jellys Ferry, about 10 mi nne of Red Bluff); Central Valley 166 Comment
  UC1738844  Orcuttia tenuis Dean W. Taylor 1991-4-11 11603 Tehama west base of Tuscan Buttes, in large vernal pool ('Seven Mile Lake') 286 Comment
  UC677601  Orcuttia tenuis A. A. Beetle 1942-8-5 3811 Tehama on Rt. 36 4 mi s Dales Comment
  SEINET4080542  Orcuttia tenuis L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  CAS-BOT-BC349979  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-8-18 36072 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS124051  Oreostemma alpigenum var. andersonii Lowell Ahart, John Dittes 2015-8-5 20435 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
  SEINET2442115  Oreostemma alpigenum var. andersonii David Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Highway 89. 0.8 miles S of Lassen Volcanic National Park southern boundary. Lodgepole pine-red fir forest with meadows. Comment
  CAS-BOT-BC500196  Orobanche fasciculata John Thomas Howell 1955-6-12 30311 Tehama Flood bed of Dibble Creek, 1.5 mi N of Red Bluff 91 Comment
  CAS-BOT-BC500197  Orobanche fasciculata John Thomas Howell 1960-8-19 36136 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  UCD80489  Orobanche uniflora CNPS SN Foothill Team 2006-3-28 SNFN 0349 b Tehama TNC, Dye Creek Preserve, about 1000 m SW of the TNC office. 185 Comment
  RSA0083227  Orthilia secunda M. B. Dunkle 1931-8-15 2683 Tehama Woods Creek 2195 Comment
  CHSC59186  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald 1992-9-9 5201 Tehama Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southernly) point, on the S side of Diamond Peak and lassen Hwy. 2042 Comment
  RSA719175  Osmorhiza berteroi L. Ahart 2006-7-19 13045 Tehama About 170 yards northeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 1/8 air miles northeast of Butte Meadows 1541 Comment
  UC1476964  Osmorhiza berteroi Porter P. Lowry, II 1977-7-6 851 Tehama on Park road 1/4 mi below Lassen Chalet (intersection with Broakoff Mt. Trail); Lassen Volcanic National Park Comment
  UCD80011  Osmorhiza chilensis CNPS SN Foothill Team 2005-6-8 SNNR 0185 a Tehama USFS Lassen National Forest, above Antelope Creek. 420 Comment
  CHSC64936  Osmorhiza occidentalis Vernon H. Oswald; Lowell Ahart 1995-7-12 7017 Tehama W of Red Bluff and S of Platina on Forest Route 45 ( Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. High North Coast Ranges. 1097 Comment
  CHSC42641  Oxypolis occidentalis Vernon Oswald 1985-7-8 1892 Tehama Hwy 32 1.9 mi sw of Elam Campground. 1365 Comment
  JEPS76259  Oxyria digyna Todd Keeler-Wolf 1977-9-10 658 Tehama n face South Yolla Bolly Mountains 2346 Comment
  UC556435  Packera greenei Rimo Bacigalupi 1934-5-29 2415 Tehama just w Paskenta (on Paskenta Grade (road from Corning to Covelo), w Tehama County); Paskenta Grade Comment
  CHSC60484  Panicum acuminatum var. acuminatum C. Glascock 1965-5-15 428 Tehama Viola, on Manton Road, ca 1/2 way between road and elevated ditch. Comment
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  CHSC84297  Panicum acuminatum var. acuminatum Lowell Ahart; John Dittes 2003-6-11 10274 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC112745  Panicum capillare Lowell Ahart 2013-9-17 19040 A Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC77634  Panicum capillare Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC86977  Panicum capillare Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  CAS-BOT-BC175548  Parnassia palustris P. A. Munz 1951-7-26 16915 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CHSC95157  Parnassia palustris R. D. Fischer 2005-8-21 843 Tehama Lassen National Volcanic Park. Cascade Range High in Lassen National Volcanic Park. Specimen found along Mill Creek Trail, at creek, and upstream of falls. 1981 Comment
  RSA66622  Parnassia palustris var. californica P. A. Munz 1951-7-26 16915 Tehama South base of South Yolla Bolly Mountains. 2104 Comment
  CHSC57803  Paronychia ahartii Vernon H. Oswald; Joe Molter 1992-4-29 4929 Tehama NE side of vernal pond located SE of Hwy. 36, ca. 1 mi due S of Hog Lake and ca. 4 mi (air) SW of Dales. 289 Comment
  JEPS88617  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-6 1502 Tehama ca 2.2 air km sw Battle and Baldwin Creeks confluence (31 air km ne of Red Bluff, on plain just s of small w-draining dry tributary of Battle Creek, just w of gas pipeline); sw of confluence of Battle and Baldwin Creeks 289 Comment
  UCD98357  Paronychia ahartii Rimo Bacigalupi; Herbert and Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, about 2 miles west of Kirkwood and about 1/2 mile west of US Highway 99, about 7 miles south of Corning. 73 Comment
  UCD80586  Paspalum dilatatum CNPS SN Foothill Team 2005-6-6 SNNR 0210 b Tehama TNC Dye Creek Preserve, northwest of where Ballard Springs Road crosses the first seasonal creek past Rim Road. 374 Comment
  JEPS68194  Pectocarya penicillata W. L. Jepson 1899-4-26 21090 Tehama bed of Crane Creek Stivers Ranch Comment
  JEPS68212  Pectocarya penicillata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta; Paskenta Covelo Road Comment
  CHSC75255  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1999-4-21 9707 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Edge of the trail. 655 Comment
  CHSC81351  Pectocarya pusilla Jenny Marr; Julie Cunningham, Caroline Warren, Joyce Lacey, Na 1998-4-28 Tehama Vicinity of Upper North Fork Stony Creek, Newville Road, and Round Valley Road. 243 Comment
  UC1594661  Pectocarya pusilla Vernon H. Oswald and Lowell Ahart 1992-4-21 4909 Tehama ca 11 air mi e Red Bluff (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) near Mud Spring, 9.9 mi (odometer) e of Hwy 99, in creekbed bordering the n side of the rd); Flume Creek 316 Comment
  CHSC115823  Pedicularis attollens Lowell Ahart; John Dittes 2015-8-5 20452 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC37545  Pedicularis attollens T. B. Devine 1976-8-3 350 Tehama Growing in meadow beside unimproved road from Hwy 36 to Wilson Lake, ca. 1/4 mi W of Wilson Lake. 1584 Comment
  RSA518870  Pedicularis aurantiaca Barbara J. Ertter 1989-5-3 8435 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  CHSC65849  Pedicularis densiflora Kristiaan G. Stuart 1995-4-15 12 Tehama Found on Rd. 27N08 6.5 km from Deer Crk. bridge in state game refuge. 1200 Comment
  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
  CHSC116669  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 Tehama On both sides of Deer Creek Trail, about 150 yards north of thee fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC78780  Pellaea mucronata var. mucronata Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC80574  Pellaea mucronata var. mucronata Lowell Ahart 2001-6-8 8759 Tehama A large rock outcrop, burned area on the west side of road M2, about 9 miles west of Paskenta. 792 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
  CAS-BOT-BC465597  Penstemon anguineus Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -066 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  JEPS94587  Penstemon anguineus Vernon H. Oswald and Lowell Ahart 1997-7-7 8710 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, n side of Wilderness, e of Rat Trap Gap) 1524 Comment
  RSA0029289  Penstemon anguineus Barbara J. Ertter, James R. Shevock 1991-9-2 10774 Tehama SW Tehama Co. Round Valley - Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta. 1677 Comment
  UCSB12917  Penstemon anguineus Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Paskenta and South Yolla Bolly Peak (Mt. Linn) at Howell Saddle; 23.8 miles northwest of Paskenta 1889 Comment
  SFV17866  Penstemon azureus J. D. Dilley 1998-6-14 309 Tehama Battle Creek Vista, 20 miles east of Red Bluff on SR-36. 900 Comment
  JEPS105607  Penstemon azureus var. angustissimus L. P. Janeway 2003-6-14 7831 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank 780 Comment
  CHSC87332  Penstemon azureus var. azureus Lowell Ahart 2004-4-29 10804 A Tehama About 1/4 mile north of an unnamed lake, along the Nomalaki Trail, about 1 mile by trail northwest of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 476 Comment
  UC2043033  Penstemon azureus var. azureus Barbara Ertter with Brad Olson 1991-7-4 10218 Tehama Toomes Camp Road (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
  NY609830  Penstemon deustus var. suffrutescens F. W. Pennell 1940-7-22 26242 Tehama Route 89; Bluff Falls, south of Sulphur Works, east of Mount Lassen 1889.8 Comment
  JEPS11265  Penstemon gracilentus Jos. Grinnell 1925-7-3 Tehama 3 mi s Mineral (Turner Mountain); , s of Mineral 1828 Comment
  HSC96906  Penstemon heterophyllus subsp. purdyi L. Ahart 2004-4-29 10806 Tehama 1/8 mi. SE of an unnamed lake, along the Nomalaki Trail, about 0.75 mi. by trail NW of Dead Rabbit Lake, about 1.5 mi. NW of Bowers Creek, about 2.25 mi. NW of FS Rd. 23N69 (Mud Flat Rd.), 8 air mi. SW of Paskenta 535 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
  NY601723  Penstemon heterophyllus var. heterophyllus G. D. Barbe 1955-7-17 202 Tehama On the county road to Oven Lid at the sign, "Sommerset (sic) 3/4". South Yolla Bolly region. 1889.8 Comment
  CHSC87321  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 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. 535 Comment
  CHSC28164  Penstemon neotericus J. D. Jokerst 1979-7-16 290 Tehama 100 m S. of Forest Service Trail 3E12, 1.Omi. W. of trail head. Comment
  JEPS9342  Penstemon neotericus George W. Gillett 1953-8-16 337 Tehama near Diamond Peak; Lassen Volcanic National Park, near Diamond Peak 2209 Comment
  UCR124023  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6915 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  RSA305801  Penstemon neotericus James R. Shevock 1972-7-24 2196 Tehama Hwy 32, S. of Lassen Park 915 Comment
  UC696742  Penstemon neotericus David D. Keck 1930-7-24 967 Tehama 17 mi w Chester (Domingo Springs, eastern Tehama County); Sierra Nevada, Domingo Springs 1525 Comment
  UCD124319  Penstemon newberryi J. M. Tucker; L. K. Mann 1959-7-19 3556 Tehama ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2286 Comment
  CHSC44241  Penstemon purpusii Vernon Oswald 1988-7-12 3565 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, on a ridge between Boulder Lake (dry) and jct of trail to Burnt Camp, 1.89 mi w of the trailhead. 2161 Comment
  CHSC79214  Penstemon purpusii L. P. Janeway 2000-6-29 6842 Tehama High North Coast Ranges. Along South Yolla Bolly Trail about 1350 m from the Ides Cove Trailhead, about 1500 m east-southeast of Mt. Linn. 2110 Comment
  NY640956  Penstemon purpusii R. C. F. Bacigalupi 1934-5-29 2404 Tehama Along Paskenta-Covelo Road, on slopes of Goat Hill, 2 miles east of Log Spring Ranger Station, Mendocino National Forest 1828.8 Comment
  UC1562600  Penstemon rydbergii var. oreocharis Barbara Ertter 1989-7-4 8694 Tehama 1.4 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
  JEPS17519  Perideridia bolanderi subsp. bolanderi Jos. Grinnell 1925-6-23 Tehama Battle Creek Mdws. 1463 Comment
  RSA756848  Perideridia bolanderi subsp. involucrata Barbara Ertter, Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver s Ranch ], ca 15 airmiles WNW of Red Bluff 213 Comment
  CHSC66553  Perideridia kelloggii Vernon H. Oswald; Lowell Ahart 1996-7-8 7957 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 182 Comment
  CHSC77522  Perideridia kelloggii Hiedi West; Natalie Wight 1998-8-21 Tehama Red Bank (Schoenfield). Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS102883  Perideridia kelloggii Lowell Ahart 2001-6-14 8819 Tehama Near a small wash, burned area on the W side of road M2, ca 7.5 miles W of Paskenta. 579 Comment
  JEPS96037  Perideridia kelloggii Vernon H. Oswald and Lowell Ahart 1996-7-8 7957 Tehama BLM parcel along Hwy 36 ne Red Bluff (bed of intermittent stream crossing ne corner of parcel); Cascade Range foothills Hog Lake Plateau 182 Comment
  UCD80012  Perideridia kelloggii CNPS SN Foothill Team 2005-6-6 SNNR 0210 c Tehama TNC Dye Creek Preserve. The stand is located northwest of where Ballard Springs road crosses the first seasonal creek past Rim Road. 374 Comment
  HSC17490  Persicaria amphibia Larry Berti 1968-11-22 Tehama Edge of the first pond past the Radar Base, 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
  CHSC27835  Petrorhagia dubia Eric J. Miller 1978-4-24 3 Tehama Ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  JEPS97202  Petrorhagia dubia Vernon H. Oswald 1995-4-3 6579 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  HSC1656  Petrorhagia dubia Larry Berti 1969-5-9 76 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC35421  Petrorhagia dubia Robert M. Specht 1975-5-4 173 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  UC923098  Phacelia Freed W. Hoffman 1950-7-6 3302 Tehama about 1 mi ne White Rock Guard Station (near Trinity-Tehama co. boundary) Comment
  CHSC48467  Phacelia cicutaria var. cicutaria Vernon Oswald 1983-3-28 215 Tehama Near Black Butte Dam. 164 Comment
  UC1609296  Phacelia corymbosa Vernon H. Oswald and Lowell Ahart 1993-9-2 5913 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); Yolla Bolly Mtns. 2438 Comment
  CHSC70891  Phacelia distans Vernon Oswald; Lowell Ahart 1998-4-27 8970 Tehama Pettyjohn R d. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  UC1010405  Phacelia distans Milo S. Baker 1953-5-9 12605 Tehama logging rd w Paskenta foothills (at 6 mi post) Comment
  CHSC55133  Phacelia egena L. P. Janeway 1991-5-11 3959 Tehama Battle Creek Wildlife Area. In large ravine draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  JEPS108846  Phacelia egena Lowell Ahart 2006-5-5 12577 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 545 Comment
  JEPS122062  Phacelia egena Lowell Ahart, John Dittes 2014-5-17 19508 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS13517  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5328 Tehama summit Mt. Linn (very summit of ridge); So. Yolla Bolly Ridge 2463 Comment
  JEPS2168  Phacelia egena W. L. Jepson 1899-4-26 21056 Tehama Stiver's Ranch Crane Creek (w Tehama Co.) Comment
  JEPS94332  Phacelia egena Vernon H. Oswald and Lowell Ahart 1997-5-14 8442 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  SBBG41201  Phacelia egena J. T. Howell 1943-8-8 Tehama Anthony Pk Comment
  UC1001304  Phacelia egena Louise Kellogg 1952-7-12 28 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  UC1228235  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5310 Tehama summit Ovenlid 1981 Comment
  JEPS91353  Phacelia hastata subsp. compacta Dean Wm. Taylor with David C. Randall 1976-7-6 6056 Tehama Cub Creek, about 1 mile upstream from confluence with Deer Creek along Highway 32 Comment
  SEINET11268241  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows.; 0 1341 Comment
  JEPS101532  Phacelia purpusii Dean W. Taylor 1997-6-6 16026 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  JEPS101551  Phacelia purpusii Dean W. Taylor 1997-6-18 16077 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36 960 Comment
  CHSC105996  Phacelia tanacetifolia B. Castro; L. P. Janeway 2000-4-22 1095 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.5 km northwest of Black Rock; south-facing slope overlooking Mill Creek. At and near mapped spring. 877 Comment
  UCD89345  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  UC1051687  Phlox douglasii subsp. rigida Helen K. Sharsmith 1953-6-24 4354 Tehama near summit of Ovenlid; Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  JEPS97462  Phlox gracilis Vernon H. Oswald and L. Ahart 1995-3-6 6509 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  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
  HSC74933  Phlox speciosa J. P. Smith, Thomas W. Nelson 1979-6-23 10156 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  HSC71878  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5858 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  CHSC88570  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  UC1078855  Phoradendron villosum Job Kuijt 1957-5-21 1363 Tehama Manton Comment
  CAS-BOT-BC58801  Phyllodoce breweri John Thomas Howell 1960-8-19 36120 Tehama Lassen Volcanic National Park - Brokeoff Mt. Trail 2346 Comment
  JEPS66663  Phyllodoce breweri Jos. Grinnell 1925-7-3 Tehama on summit of Turner Mountain, Mineral Mineral; Turner Mountain, Mineral 1828 Comment
  SEINET10736154  Phyllodoce empetriformis David B. Dunn 1971-8-15 Dunn 18150 Tehama Kings Creek Meadow Campground, Lassen National Park east of summit. Comment
  CHSC101046  Physalis lancifolia John Dittes; Josephine Guardino 2005-4-13 1545 Tehama Northern Sacramento Valley; east bank of Sacramento River at southern edge of Mill Creek confluence; sand bar in active floodplain of Sacramento River. 62 Comment
  JEPS88060  Pilularia americana Vernon H. Oswald and Lowell Ahart 1996-4-15 7360 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca. 0.1 mi e of lane); nw Sacramento Valley 103 Comment
  UCD134405  Pinus balfouriana Bill Sholes 1964-8-15 s.n. Tehama South Yolla Bolly Mountain. 2362 Comment
  UCSB23622  Pinus balfouriana Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama West of summit of Mt. Linn, South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC78439  Pinus contorta subsp. murrayana John Thomas Howell 1960-8-20 36203 Tehama Morgan 1463 Comment
  CHSC24164  Pinus contorta subsp. murrayana C. E. Stopher 1976-1-17 2 Tehama At Deer Creek Meadows, lining Hwy. 32 3.2 km w of jct. Hwy. 32 and Hwy. 36. 1387 Comment
  RSA158034  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  JEPS48190  Pinus ponderosa W. L. Jepson 1927-6-24 12335 a Tehama Mineral 1524 Comment
  NY62284  Pinus ponderosa W. W. Eggleston 1911-7-22 7341 Tehama This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1543733  Plagiobothrys Harold and Virginia Bailey 1948-8-27 3068 d Tehama near Sulphur Creek Campground meadows below ski hut; Lassen Volcanic National Park 2011 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
  RSA739590  Plagiobothrys austiniae John Dittes 2003-3-30 2003 -5 Tehama Tehama County: Sacramento Valley, 12.5 air miles N by NW of Chico, 1.5 air miles E of Hwy 99, S of Lassen Road. 72 Comment
  UC725643  Plagiobothrys austiniae A. A. Heller 1927-4-19 14346 Tehama 10 mi n Chico (highway) Comment
  CHSC118454  Plagiobothrys canescens Richard R. Halse 2016-3-19 9646 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
  JEPS113121  Plagiobothrys canescens Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13605 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  SD260919  Plagiobothrys canescens Richard R. Halse 2016-3-19 9646 Tehama Tehama Co., Ca: along Newville Rd 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
  SEINET12332650  Plagiobothrys canescens Unknown 1982-1 664 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CDA15867  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15317 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC91666  Plagiobothrys fulvus G. F. Hrusa; J. Hart 2000-4-8 15298 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. 100 Comment
  SEINET10811286  Plagiobothrys fulvus Lowell Ahart, John Dittes; Josephine Guardino 2007-4-3 Ahart 13616 Tehama T25N, R1W, Section 26. Normal size plants, on dry bark rocky soil, on the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. Valley Grassland. 113 Comment
  CHSC79969  Plagiobothrys glyptocarpus var. glyptocarpus B. Castro; L. P. Janeway 2000-5-11 1164 Tehama Vicinity of Orland and Black Butte Lake. 88 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
  JEPS88359  Plagiobothrys greenei Vernon H. Oswald and Lowell Ahart 1996-4-23 7423 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along w shore of Hog Lake, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 265 Comment
  SEINET7073571  Plagiobothrys greenei A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  UCD80152  Plagiobothrys greenei CNPS SN Foothill Team 2006-3-29 SNFN 0401 Tehama TNC Easement,near the southern boundary of the Leininger Ranch. 125 Comment
  CAS-BOT-BC231014  Plagiobothrys hispidulus John Thomas Howell 1943-8-8 19193 Tehama Anthony Peak Comment
  CAS-BOT-BC231016  Plagiobothrys hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CAS-BOT-BC231017  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of S Yolla Bolly Park 2133 Comment
  CHSC64701  Plagiobothrys leptocladus Vernon H. Oswald; Lowell Ahart 1995-5-9 6718 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Pool 20. 213 Comment
  JEPS90195  Plagiobothrys leptocladus Dean W. Taylor 1990-4-24 10641 Tehama just n of Stony Creek (n of Roger Road, under steel-tower high-voltage transmission lines, Sacramento Valley); Sacramento Valley 106 Comment
  CHSC28990  Plagiobothrys nothofulvus J. D. Jokerst 1979-4-14 200 Tehama Adjacent to telephone installation N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  CHSC83876  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  RSA718163  Plagiobothrys scouleri var. hispidulus L. Ahart 2006-7-11 12949 Tehama 50 yards N of where the dirt road crosses Colby Creek, 2 miles air SE of Colby Mtn, 5 miles air NE of Butte Meadows. 1519 Comment
  CHSC65722  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1996-4-3 7292 .2 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. On the N side of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC87311  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10802 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  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
  JEPS88465  Plantago elongata Vernon H. Oswald and Lowell Ahart 1996-4-3 7294 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., n. side of intermittent stream ca. 0.4 mi. e. of the dirt lane along the w. side of the parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS95691  Plantago elongata Vernon H. Oswald and L. Ahart 1995-4-10 6609 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  HSC73422  Plantago erecta Doug Renwick, Robert Kirkpatrick 1981-5-9 119 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  HSC97662  Plantago erecta A. Hove, A. Poteet, C. Sanville 1999-4-17 21 Tehama Hwy. 36, Beegum Gorge 430 Comment
  HSC27270  Plantago erecta J. P. Smith 1972-3-23 5105 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  CHSC117733  Plantago lanceolata Lowell Ahart; John Dittes 2016-8-25 21274 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CHSC84307  Plantago lanceolata Lowell Ahart; John Dittes 2003-6-11 10249 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS29539  Plantago major John Thomas Howell 1960-8-20 36259 Tehama near Lassen Volcanic National Park (Morgan); Morgan 1463 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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  RSA121627  Platanthera leucostachys G. D. Barbe 1955-7-16 161 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  HSC95161  Platystemon californicus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 14 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  RSA32003  Platystemon californicus var. californicus A. A. Heller 1937-4-24 15925 Tehama Near the junction of State Highways #16 and #20 Comment
  SEINET4399751  Plectranthus Leila M. Shultz 1990-5-5 11328 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  RSA424681  Plectritis ciliosa Aaron Liston, M. Blumler 1987-4-24 655 -7 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  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
  UCD80693  Pleuricospora fimbriolata CNPS SN Foothill Team 2005-6-28 SNNR 0510 Tehama USFS Lassen National Forest. 1044 Comment
  CAS-BOT-BC458198  Pleuricospora fimbriolata Hans Leschke; Bodine 1967-7-1 s.n. Tehama Bear Wallow Camp near Mineral 1524 Comment
  CHSC41063  Poa annua Pauleen Broyles 1982-3-25 353 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road. 70 Comment
  CAS-BOT-BC254788  Poa bolanderi Milo S. Baker; H. K. Wagnon 1953-7-12 12891 Tehama 6.1 miles from Whittock Camp along E side of County road 1828 Comment
  CHSC64381  Poa bulbosa Vernon H. Oswald 1995-3-15 6522 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. at Inks Creek Rd. 213 Comment
  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
  HSC10644  Poa bulbosa R. S. White 1965-5-15 83 Tehama 20 mi. E of Red Bluff on Hwy. 36 Comment
  UCD90661  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama north-central part of county. Ellis Ranch. Comment
  JEPS104178  Poa compressa Lowell Ahart 2003-6-11 10275 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
  UCD80595  Poa howellii CNPS SN Foothill Team 2005-6-30 SNNR 0452 b Tehama USFS Lassen National Forest, Ishi Wilderness, on ridge leading S from Lassen Trail. 1000 Comment
  CHSC55647  Poa pratensis K. R. Stern 1986-5-21 8312 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  UCD18751  Poa secunda Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 44 Tehama 2.5 miles east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  JEPS88378  Poa secunda subsp. secunda Vernon H. Oswald and Lowell Ahart 1996-4-8 7344 Tehama ne Red Bluff (BLM parcel along Hwy 36, 0.9 mi w of parking lot on Hwy 36); Cascade Range foothills 254 Comment
  UC1586607  Poa secunda subsp. secunda Vernon H. Oswald and Lowell Ahart 1991-5-9 4567 Tehama ca 6.5 mi nne Red Bluff (w side of Paynes Creek near Sacramento River, Recreation Area ca 1.5 mi ne of Bend Bridge over Sacramento River); Paynes Creek Recreation Area 106 Comment
  HSC93650  Pogogyne zizyphoroides G. Fred Hrusa, J. Hart 1998-5-10 14418 Tehama Coyote Creek Conservation Area: ridge above Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 Comment
  RSA704005  Pogogyne zizyphoroides Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 220 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  UCD18752  Pogogyne zizyphoroides Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 45 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  UCD125426  Pogogyne zizyphoroides J. Major 1956-6-19 s.n. Tehama around 6 miles southwest of Red Bluff in Hog Wallow topography. Comment
  UCD116379  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Antelope Creek, 6 miles W of Red Bluff. Comment
  JEPS124017  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20468 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC414187  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-20 36268 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC109125  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama On Wright-Graham ranch, South Power House Road, 1.5 mile south of Manton. Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  UCSB63928  Polygonum bidwelliae Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama Hog Lake Plateau, BLM parcel along Hwy. 36 NE of Red Bluff: T28N R3W SE'/4 SW' Sect. 13; ca. 0.2 mi N of the gravel road and 0.2 mi W of the Jeep Trail 213 Comment
  CHSC79078  Polygonum bolanderi L. P. Janeway 2000-6-30 6872 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  UC1046657  Polygonum bolanderi R. A. Manning 1954-4-22 9 Tehama 1 mi se Dewitt Peak; Quadrangle 33-C-2 579 Comment
  CHSC107228  Polygonum californicum Lowell Ahart; John Dittes 2011-6-9 17452 Tehama Rio De Los Molinos Land Grant. On a sand dune, about 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC86810  Polygonum californicum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  UCD80670  Polygonum californicum CNPS SN Foothill Team 2006-4-5 SNFN 0439 b Tehama Wurlitzer Ranch (private). 211 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
  RSA754868  Polygonum douglasii subsp. spergulariiforme L. Ahart, Josephine Guardino 2009-9-6 16360 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  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
  CHSC65345  Polygonum minimum Lowell Ahart 1995-10-3 7660 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  CAS-BOT-BC420078  Polygonum polygaloides subsp. kelloggii P. A. Munz 1951-7-25 16867 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CDA34746  Polygonum punctatum L. Ahart, John Dittes 2010-10-4 17285 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
  JEPS105919  Polygonum punctatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11209 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC65694  Polypodium calirhiza Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7273 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the south bank of Paynes Creek, near the end of the gravel road running westward from the parkinglot on Hwy 36. 106 Comment
  JEPS127256  Polypodium calirhiza Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20699 Tehama About 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. Comment
  JEPS104174  Polypogon australis Lowell Ahart 2003-6-11 10276 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC88297  Polypogon interruptus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11189 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
  CHSC88234  Polypogon monspeliensis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11193 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  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
  CHSC55792  Polystichum imbricans subsp. imbricans Vernon H. Oswald 1991-10-3 4879 Tehama West Bank of West Sulphur Creek, between Lassen Chalet and the Sulphur Works. Lassen Volcanic National Park. 2042 Comment
  CHSC85305  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2003-8-23 10537 A Tehama On the east side of Road M22, about 2-3 miles south of Steuben Place, about 9-10 miles (air) southeast of Mount Linn, about 10 miles (air) northwest of Paskenta. 1524 Comment
  JEPS127252  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20698 -A Tehama On the north side of Deer Creek Trail, between the fish ladder and Big Leaf Pond, about 1 3/4 miles by trail to Highway 32. Comment
  UC1478238  Polystichum lemmonii G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  CAS-BOT-BC102710  Populus tremuloides John Thomas Howell 1960-8-21 36302 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  UC1134832  Populus trichocarpa P. L. Johannsen 1936-8-26 1000 Tehama Deer Cr at e side Paynes Cr. Quad.; Lassen National Forest, Paynes Creek Quad. Comment
  JEPS101403  Porterella carnosula Dean W. Taylor 1997-7-24 16162 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC41081  Portulaca oleracea Pauleen Broyles 1982-7-22 805 Tehama The Nature Conservancy Vina Plains Preserve. Gravel along nw shore of vernal pool in w pasture. 60 Comment
  JEPS120790  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CDA43424  Potamogeton berchtoldii Loren Gehrung 2015-6-8 PDR# 520 P06087315 Tehama McCoy Road, Red Bluff. 0 Comment
  CHSC117730  Potamogeton crispus Lowell Ahart; John Dittes 2016-8-25 21296 Tehama In the Sacramento River, about 200 yards east of the parking area, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  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
  UC1586635  Potamogeton diversifolius Vernon H. Oswald and Lowell Ahart 1991-5-9 4561 Tehama 1.5 mi ne of the Bend Bridge (over the Sacramento River, 6.5 mi n-ne of Red Bluff, 0.5 mi s-se of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CAS-BOT-BC267178  Potamogeton foliosus D. Showers 1980-7-19 DS 4380 Tehama 0.25 mile S of WIndy Point, Diamond Peak, Lassen Volcanic National Park 2072 Comment
  CHSC102637  Potamogeton foliosus var. foliosus Lowell Ahart; Josephine Guardino 2009-9-6 16362 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
  RSA518679  Potamogeton pusillus subsp. tenuissimus L. R. Heckard, Peter Rubtzoff 1971-7-31 2682 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  JEPS44226  Potentilla gracilis var. fastigiata W. L. Jepson 1927-6-24 12338 Tehama Mineral , Mineral (Battle Creek Meadows) 1524 Comment
  CAS-BOT-BC540579  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 963 Tehama Mineral, Sierra Nevada 1524 Comment
  SBBG3037  Potentilla millefolia H. and M. Dearing 1938-6-22 2081 Tehama Deer Crk Comment
  UC2031392  Prosartes hookeri Barbara Ertter with Brad Olson 1991-7-4 10248 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
  CAS-BOT-BC163063  Prunus emarginata John Thomas Howell 1960-8-18 36044 Tehama Bluff Falls - near Lassen Volcanic National Park 1981 Comment
  JEPS95956  Prunus subcordata Vernon H. Oswald and Lowell Ahart 1999-4-21 9696 Tehama ca 0.5 mi NE of Finley lake ( High Trestle-McClure Place Trail starting on Hogback Road) 822 Comment
  CHSC105994  Prunus virginiana var. demissa B. Castro; L. P. Janeway 2000-4-22 1092 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 0.2 mi west of Black Rock and south of Ponderosa Way. On lower terrace above creek, in area of open foothill-riparian woodland. 640 Comment
  RSA478139  Pseudostellaria jamesiana Bonnie C. Templeton 1960-6-14 8490 Tehama Near Mineral Comment
  UCD135127  Pseudotsuga menziesii var. menziesii Lalit M. Srivastava 1957-10-19 20 Tehama Beside State Highway 36, ca. 2 miles west of Mineral. 1463 Comment
  CHSC102694  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16309 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC107364  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2011-6-9 17432 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  CHSC61955  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4360 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC79961  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2000-5-11 6719 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS16182  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, western Tehama County) Comment
  JEPS97258  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald and L. Ahart 1995-5-9 6716 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS95734  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  JEPS95758  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC113911  Psilocarphus tenellus Lowell Ahart 2014-5-8 19438 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12-1/2 miles (air) southwest of Corning. 150 Comment
  CHSC65914  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1996-4-15 7372 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Cluster of pools on the S side of the intermittent stream ca. 0.4 mi E of the lane. 106 Comment
  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
  CHSC94335  Psilocarphus tenellus var. 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
  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
  CHSC105992  Ptelea crenulata B. Castro; L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north of Ponderosa Way. On rocky edge of trail at top of steep bank above creek. 646 Comment
  UC1123147  Pteryxia terebinthina var. californica P. L. Johannsen 1936-8-20 987 Tehama 1/4 mile N W of Colby Mtn Lookout 1828 Comment
  CHSC87902  Pycnanthemum californicum Lowell Ahart 2004-6-11 11037 Tehama Along a small stream, near the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  SDSU18713  Pyrola picta K. Dixon 1942-7-31 167 Tehama Cascade Creek. 1143 Comment
  CAS-BOT-BC36626  Quercus H. F. Copeland 1920-7-24 4 Tehama woods by Rattlesnake Creek Comment
  CHSC77580  Quercus berberidifolia Heidi West; Jenny Marr, Caroline Warren 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 295 Comment
  CHSC86589  Quercus berberidifolia L. P. Janeway 2003-6-14 7839 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  HSC81959  Quercus berberidifolia Thomas W. Nelson, Jane P. Nelson 1979-6-25 4892 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  CHSC57382  Quercus chrysolepis var. chrysolepis Richard Steward 1988-4-27 20 Tehama Ca. 30.6 mi n of Chico, ca. 150 ft e of Post Mile Marker 6.00 + 200 ft on Highway 32. 1371 Comment
  HSC37146  Quercus douglasii A. M. Montalvo, J. D. Ackerman 1975-7-16 554 Tehama 3 mi E of Trinity Co. line on Hwy. 36 Comment
  JEPS38016  Quercus douglasii W. L. Jepson 1929-9-30 15334 Tehama w of Manton (e Tehama Co.); Macum 396 Comment
  JEPS46650  Quercus douglasii W. L. Jepson Sep 1929 15334 Tehama Macum Comment
  UC1004196  Quercus douglasii W. A. Weber and Lewis S. Rose 1953-5-23 8468 Tehama 6 mi n Red Bluff 91 Comment
  UCD45900  Quercus durata D. Q. Cavagnaro 1963-9-7 17 Tehama Elevation 2000 feet; 10.3 miles southwest of Paskenta, Tehama County, California. 609 Comment
  SFV884  Quercus garryana var. breweri R. Gankin, W. R. Hildreth 1964-7-24 s. n. Tehama North Coast Ranges Near Board Ridge, about 1 mile north of Mendocino Pass on U.S. Forest Service Road 23N02, near Mendocino-Tehama County line. 1615 Comment
  UCSB40912  Quercus garryana var. garryana Vasek, F. 1964-8-4 Tehama Harrison Gulch campground Comment
  CHSC80004  Quercus garryana var. semota L. P. Janeway; B. Castro 2000-4-22 6685 Tehama High Cascade Range. Small saddle between Ponderosa way and Black Butte, on south side of Middle Ridge; +-overlooking South Fork Antelope Creek. 1018 Comment
  UC1135626  Quercus garryana var. semota P. L. Johannsen 1936-8-27 17677 Tehama 0.25 mi n Panther Creek and Deer Creek junction; Paynes Creek Quad. 914 Comment
  UCD46164  Quercus garryana var. semota P. L. Johannses 1936-8-28 1004 Tehama 1/4 mile north of of the junction of Panther and Deer Creeks. 914 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
  SEINET10431653  Quercus kelloggii W. Priest 1956-4-27 s.n. Tehama Hwy 36, ca 35 miles E of Red Bluff. 610 Comment
  HSC31419  Quercus wislizeni Gary S. Lester 1974-5-5 141 Tehama Along Hwy. 36 21 mi E of Trinity Co. line Comment
  CHSC53998  Rafinesquia californica Vernon H. Oswald; Lowell Ahart 1991-5-9 4565 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 Sacramento River, just west of the mouth of Paynes Creek. 91 Comment
  RSA90489  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama Logging road west of Paskenta, near 7 mile post. Comment
  POM303616  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  RSA21528  Ranunculus alismifolius var. alismellus Carl B. Wolf 1937-5-17 8714 Tehama Northern Sierra Nevada, Red bluff Susanville Road, Mineral. 1524 Comment
  RSA699524  Ranunculus alismifolius var. hartwegii R. D. Fischer 2004-4-18 139 Tehama Chico, Sierra Nevada, W side of Hwy 32, near jct of county road, 28N88 at Deer Creek Meadows, site just S of Hwy 36 and Hwy 32 jct 1372 Comment
  CAS-BOT-BC380406  Ranunculus alismifolius var. hartwegii A. A. Heller 1938-5-21 15096 Tehama wet meadows south of Child's Meadows Comment
  CAS-BOT-BC380407  Ranunculus alismifolius var. hartwegii Doris Kildale Gillespie 1930-5-10 9309 Tehama Battle Creek Meadow near Mineral Comment
  HSC81283  Ranunculus alismifolius var. lemmonii Richard Spjut 1981-5-4 6635 Tehama Near Childs Meadows, 50-60 mi. E of Red Bluff on Hwy. 36 1448 Comment
  CHSC77368  Ranunculus canus Heidi West; L. P. Janeway 1999-4-6 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. 207 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
  SBBG2244  Ranunculus canus var. canus H. and M. Dearing 1938-6-22 2080 Tehama near Deer Crk 1219 Comment
  RSA794995  Ranunculus flammula L. Ahart, Josephine Guardino 2009-9-6 16359 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow about 0.75 miles southwest of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles southeast of Mineral. 1479 Comment
  CHSC64557  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1995-4-10 6640 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the s edge of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  JEPS55015  Ranunculus hebecarpus Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA759800  Ranunculus hebecarpus Barbara J. Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  UC54287  Ranunculus occidentalis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4334 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  HSC18147  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-31 1899 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  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
  CHSC55578  Ranunculus orthorhynchus Steven Triano 1988-4-17 53 Tehama Meadow ca 60 ft s of Hwy. 32 and 1.6 mi se of its jct. with Hwy 89. 1383 Comment
  SEINET12093972  Ranunculus pusillus Unknown 1982-1 530 Tehama T24N, R1W, nwquadrant Sect 29. The Nature Conservancy Vina Plains Preserve 62 Comment
  CHSC41089  Ranunculus sardous Pauleen Broyles 1982-6-24 766 Tehama The Nature Conservancy Vina Plains Preserve. Along bank of irrigation ditch in e pasture. 66 Comment
  CHSC66479  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1996-5-20 7589 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek. 152 Comment
  UCR18318  Reseda luteola Frank C. Vasek 1979-2-17 s.n. Tehama Sacramento Valley, 7 mi south of Red Bluff along Willow Creek 91 Comment
  CDA35694  Rhamnus ilicifolia S. T. Ancell Tehama 0 Comment
  JEPS41984  Rhamnus rubra W. L. Jepson 1927-6-24 12324 Tehama near Morgan Springs 1584 Comment
  JEPS42071  Rhamnus tomentella subsp. crassifolia J. D. Coffman 1923-4-27 Tehama Paskenta, sw Tehama County Paskenta Comment
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  JEPS41978  Rhamnus tomentella subsp. tomentella W. L. Jepson 1938-6-10 18984 Tehama 2 mi n Jelly Ferry; Sacramento River 121 Comment
  UC420723  Rhamnus tomentella subsp. tomentella unknown 1911-5-10 Tehama Red Bluff Lassen National Forest Comment
  CAS-BOT-BC58155  Rhododendron columbianum Marion Ownbey; Ruth P. Ownbey 1938-7-16 1745 Tehama Near Dry Lake, 7 mi. n. of Mineral on Viola Road. Comment
  CAS-BOT-BC92525  Ribes binominatum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5316 Tehama Eastern shoulder of South Yolla Bolly Mountain, about 1 mile east of Mount Linn summit. 2286 Comment
  UC1037364  Ribes binominatum Douglas Barbe 1955-7-16 171 Tehama e ridge leading to the summit South Yolla Bolly (Mt. Linn) 2286 Comment
  UC1096801  Ribes binominatum Milo S. Baker 1957-1-15 13106 Tehama Postpile Camp North Coast Ranges, Mendocino Nat. Forest 1828 Comment
  CHSC105871  Ribes cereum Julie Kierstead Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -027 Tehama 1.5 mil SW of Tedoc Gap, ca 20 mi west of Red Bluff, south side Forest Road 2712, saddle of Rat Trap Ridge near interecgtion with 45 Road. 536 Comment
  JEPS98410 Image available Ribes malvaceum var. malvaceum Vernon H. Oswald 2000-2-3 9843 Tehama Log Springs Road (M4) 1.8 mi W of Salt Creek Conservation Camp (0.1 mi uphill from Wilder Pond); Inner North Coast Ranges 571 Comment
  CHSC61383  Ribes roezlii var. roezlii Vernon H. Oswald; Lowell Ahart 1993-8-11 5795 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  UC1037448  Ribes sanguineum var. glutinosum Douglas Barbe 1955-7-16 197 Tehama e ridge leading to summit South Yolla Bolly Mtn. (Mt. Linn) 2316 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
  CHSC21151  Ribes viscosissimum M. S. Taylor 1975-7-17 845 Tehama Scattered on s side of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36 and 89. 1828 Comment
  CHSC77315  Rigiopappus leptocladus Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 335 Comment
  SBBG28024  Rigiopappus leptocladus M. S. Baker 1953-5-30 12603 Tehama W of Paskenta near 6 mi post Comment
  UC1019901  Rigiopappus leptocladus Milo S. Baker and H. K. Wagnon 1953-5-30 12603 Tehama w of, near 6 mi post, logging rd Paskenta Comment
  HSC6555  Rorippa curvisiliqua P. A. Munz 1951-7-25 16876 Tehama S Yolla Bolly Mtns., 1 mi. E of Square Lake 2134 Comment
  CHSC115790  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2015-8-5 20457 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC84313  Rosa Lowell Ahart; John Dittes 2003-6-11 10255 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
  JEPS96939  Rosa bridgesii Dean W. Taylor 1997-6-6 16032 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage 975 Comment
  CHSC65430  Rosa gymnocarpa Vernon Oswald 1985-6-10 1822 Tehama W side of Hwy 32 at Chico Creek. 1048 Comment
  JEPS102761  Rosa gymnocarpa Lowell Ahart 2001-8-28 9182 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  CHSC65064  Rosa pisocarpa subsp. ahartii Vernon H. Oswald; Lowell Ahart 1995-7-17 7102 Tehama High Cascade Range. Hwy. 32 ca. 1.7 mi S of Hwy. 36, on the edge of Deer Creek Meadows. On the upper bank of Deer Creek on the E side of the road. 1380 Comment
  CHSC75400  Rubus armeniacus Ben Myhre 1997-4-14 21 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC100924  Rudbeckia occidentalis R. A. Schlising; Marc Hayes 1997-8-6 3200 Tehama Along Highway 32, 7.5 miles northeast of Potato Patch Campground. Comment
  CHSC117175  Rumex acetosella Lowell Ahart; John Dittes 2016-6-22 21037 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  JEPS115400  Rumex acetosella Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16323 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CDA2861  Rumex kerneri G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-21 2789 Tehama Both sides Interstate 5; north of Sacramento River, 1 km north of Diamond Avenue exit on south-bound lanes, Red Bluff. Comment
  CHSC45868  Rumex salicifolius Lowell Ahart 1978-5-23 1739 Tehama On the rocky bottom of a small wash, near the edge of Foothill Road, east of Red Bluff. 70 Comment
  CHSC88551  Rumex salicifolius var. denticulatus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  JEPS94015  Rupertia hallii Ann Willyard 1998-8-1 118 Tehama ca. 0.75 mi. n.e. Campbellville (Ponderosa Way, 0.3 road mi. n. of logging spur 280H, Population #3) Comment
  CHSC87356  Sagina apetala Lowell Ahart 2004-4-29 10794 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC115786  Sagina saginoides Lowell Ahart; John Dittes 2015-8-6 20492 Tehama 30 yards east of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  JEPS105473  Sagittaria montevidensis subsp. calycina Dean W. Taylor 1992-10-8 13260 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  CAS-BOT-BC103350  Salix bonplandiana L. E. Smith 1913-3-26 598 Tehama Red Bluff Comment
  CAS-BOT-BC103361  Salix bonplandiana Ira L. Wiggins 1925-3-22 1508 Tehama slopes above the gorge on Mill Creek Comment
  SD60243  Salix exigua var. hindsiana A. A. Heller 1926-4-23 I 3927 Tehama Banks of the Sacramento River at the Squaw Hill bridge Comment
  SBBG58884  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 372 Tehama S fork of Battle Crk, 1.7 km W of Mineral Comment
  RSA0034677  Salix geyeriana subsp. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral. 1500 Comment
  CHSC43104  Salix gooddingii Pauleen Broyles 1982-5-28 677 Tehama Nature Conservancy Vina Plains Preserve. Sheep Camp Ditch. Comment
  POM209493  Salix gooddingii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 650 Tehama Red Bluff. Comment
  UCD111011  Salix hookeriana C. R. Ball; Mrs. H. P. Bracelin and Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff. 300 Comment
  SBBG27478  Salix jepsonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt Lassen Highway, 8.9 mi from Mineral 1981 Comment
  UC525924  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Hwy. 0.6 mi n of Sulphur Works Checking Station; Lassen Volcanic Nat'l Park 2042 Comment
  UC525945  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  SBBG128249  Salix laevigata L. Ahart, J. Dittes 2010-7-17 16850 Tehama SE corner of the pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  CAS-BOT-BC128073  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 373 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CHSC115580  Salix lasiandra var. lasiandra Lowell Ahart; John Dittes 2015-8-6 20509 Tehama 50 yards south of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC124921  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-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-BC124934  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 374 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124936  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 400 Tehama South Fork of Battle Creek, 2 km. east of Mineral 1500 Comment
  CHSC115518  Salix lemmonii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20409 Tehama Meadow, at the west 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
  POM209474  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 677 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  POM219003  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 377 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG57901  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SJSU159  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  SJSU239  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
  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
  UC481903  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 401 Tehama 2 km. e Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525918  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
  POM219083  Salix lucida subsp. lasiandra Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 s.n. Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  JEPS117343  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  CHSC9565  Salix nigra E. L. Smith 1971-4-8 939 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  CAS-BOT-BC125993  Salix scouleriana John Thomas Howell 1943-8-8 19199 Tehama Government Flat Comment
  CHSC105916  Salix scouleriana B. Castro; L. P. Janeway 1999-8-24 1034 V Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 Comment
  UCD111832  Salix scouleriana C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral. 2042 Comment
  HSC73416  Salvia sonomensis Doug Renwick, Robert Kirkpatrick 1981-5-9 121 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  HSC90033  Salvia sonomensis Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 18 Tehama Tedoc Rd. 1.0 mi. S of intersection with Hwy. 36 671 Comment
  UCR37594  Salvia sonomensis K. B. Barrows, C. G. Phillips, L. Cole, S. A. Haultain 1984-5-12 73 Tehama c. 38 mi. west of Red Bluff, SE of Begum 457 Comment
  RSA91182  Sanguisorba minor Milo S. Baker 1953-6-21 12763 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  CHSC65752  Sanicula bipinnata Vernon H. Oswald 1996-4-8 7336 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 137 Comment
  HSC1812  Sanicula bipinnata Larry Berti 1969-3-19 29 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
  JEPS230  Sanicula bipinnatifida W. L. Jepson 1899-4-25 14181 Tehama Rosewood; w Tehama Co. Comment
  JEPS238  Sanicula bipinnatifida Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC86922  Sanicula bipinnatifida Anthony J. Desch, Bryon Cariss 1988-3-26 17 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  CHSC55177  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC42664  Sanicula graveolens Vernon Oswald 1986-5-23 2041 Tehama Round Valley Rd. (M4) 0.4 mi s of the road between Anthony Peak and Wells Cabin Camp. 1767 Comment
  CHSC83643  Sanicula graveolens L. P. Janeway 2001-4-24 7221 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  UC735024  Sanicula graveolens Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3204 Tehama Anthony Peak 1676 Comment
  RSA105362  Sanicula graveolens G. D. Barbe 1955-7-19 223 Tehama 1 mile south of Toome s Camp on the county road. 1890 Comment
  UC1037387  Sanicula graveolens Douglas Barbe 1955-7-19 223 Tehama 1 mi s of Toomes Camp (on the county road, region of South Yolla Bolly, western Tehama county); region of South Yolla Bolly 1889 Comment
  SBBG5279  Sanicula tracyi H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC55654  Sanicula tuberosa K. R. Stern 1986-5-21 8308 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS43531  Saxifraga californica Harold Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on road to Covelo) 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
  CAS-BOT-BC111814  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  RSA767835  Schoenoplectus mucronatus L. Ahart, John Dittes 2010-7-17 16859 Tehama Dam on west side of pond, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 813 Comment
  CHSC52554  Scirpus congdonii K. R. Stern 1986-5-21 8276 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 23 and 36. 1402 Comment
  RSA66621  Scirpus microcarpus Phillip A. Munz 1951-7-26 16914 Tehama South base of South Yolla Bolly Mountains 2104 Comment
  CHSC36365  Scleranthus annuus subsp. annuus J. D. Jokerst 1982-4-16 1530 Tehama Wurlitzer Ranch on the North side of Pine Creek ca 2 miles E of Meridian Rd. Comment
  CHSC43393  Scleranthus annuus subsp. annuus Lowell Ahart 1979-4-25 1842 Tehama On gravel bars along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC65954  Scleranthus annuus subsp. annuus Vernon H. Oswald; Lowell Ahart 1996-4-23 7446 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along flood channels of Paynes Creek just downstream from the power line at this location. 147 Comment
  UCD92521  Scribneria bolanderi G. F. Hrusa 1996-5-2 12910 Tehama near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way.) 110 Comment
  UCD92522  Scribneria bolanderi Chandler Jensen 1957-4-30 s.n. Tehama along U.S. Highway 99E, just east of Los Molinos. Comment
  CHSC118392  Scutellaria antirrhinoides Tim Kask 2015-5-6 249 Tehama Antelope Creek, 'McClure Trail'. 10T 0599497/4458244 602 Comment
  SEINET6982184  Scutellaria antirrhinoides R. A. Evers, Clara V. Evers 1975-8-23 115011 Tehama 2 miles (3.2 kilometers) west of Mineral; elevation about 4400 feet. Comment
  CHSC78853  Scutellaria siphocampyloides Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  JEPS118693  Scutellaria siphocampyloides B. Castro, L. P. Janeway 2000-6-15 1295 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2 at Beehive Flat. Riley Ridge 7.5' quad. Comment
  CHSC102330  Sedella pumila L. P. Janeway; B. Castro 2009-4-25 9756 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
  HSC65127  Sedella pumila J. P. Smith, J. O. Sawyer 1971-5-22 4653 Tehama 14.5 mi. W of Mineral on Hwy. 36 Comment
  CHSC118105  Sedum sanhedrinum Barbara L. Wilson; Nick Otting 2013-6-27 CWG 234 Tehama East of Government Flat, just south of the M1 road, west of the junction with road M4; UTM zone 10S 05390 east, 44 12929 north. 1752 Comment
  CHSC107257  Selaginella hansenii Lowell Ahart; John Dittes 2011-6-9 17460 Tehama High bank on the north side of Acorn Hollow Creek just east Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC80512  Selaginella hansenii Vernon H. Oswald 2001-3-26 9990 Tehama Hwy 36 1.9 mi west of Paynes Creek. 502 Comment
  HSC78631  Selaginella hansenii L. P. Janeway 1984-9-18 1160 Tehama Above Mill Creek, near Black Rock 793 Comment
  CAS-BOT-BC363436  Senecio aronicoides Mrs. Jos. Clemens 1920-7-30 1 Tehama Mineral Comment
  CHSC21472  Senecio aronicoides M. S. Taylor 1975-7-17 850 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  JEPS89341  Senecio flaccidus var. douglasii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13248 Tehama Toomes Camp Rd. ca. 5.3 mi. w. Paskenta; N. Coast Ranges 518 Comment
  CHSC68936  Senecio triangularis Vernon Oswald; Lowell Ahart 1997-7-7 8703 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along streamlets. 1188 Comment
  CAS-BOT-BC364455  Senecio triangularis Mrs. H. C. Cantelow 1938-7-5 2418 Tehama Deer Creek Grade, s.w. Jct. 32 with 89 1280 Comment
  CHSC102481  Senecio vulgaris L. P. Janeway 2009-3-28 9663 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  JEPS103399  Senecio vulgaris Lowell Ahart 2002-4-27 9546 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
  CAS-BOT-BC364536  Senecio vulgaris J. L. Heywood; D. H. Norris 1968-3-31 1875 Tehama In open Oak Parkland, CA. Hwy 36 ca. 56.0 miles east of Shasta Co. line Comment
  CHSC117709  Sesbania punicea Lowell Ahart; John Dittes 2016-8-24 21270 Tehama About 40 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC84606  Setaria pumila Lowell Ahart; John Dittes 2003-9-17 10588 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  HSC10904  Setaria pumila Larry Berti 1968-11-22 Tehama Red Bluff Comment
  JEPS88096  Sherardia arvensis Vernon H. Oswald and Lowell Ahart 1996-5-20 7576 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC86820  Sidalcea calycosa subsp. calycosa Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CHSC31247  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 0.5 mi from Crane creek, along the roadside on Hwy 36. Comment
  UC204398  Sidalcea diploscypha A. A. Heller 1914-4-29 11336 Tehama near Pine Creek 8 mi s Vina; s of Vina Comment
  UC871498  Sidalcea diploscypha A. A. Heller 1914-4-29 11336 Tehama 8 mi s Vina (near Pine Creek); , s of Vina Comment
  CHSC41009  Sidalcea hartwegii Pauleen Broyles 1982-4-28 487 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC80224  Sidalcea hartwegii B. Castro; L. P. Janeway, G. Kuenster, S. Innecker, J. Lacey 2000-5-24 1183 Tehama Vicinity of Paskenta and Thomes Creek, on grassy flat overlooking S edge of creek. 303 Comment
  HSC16037  Sidalcea hartwegii Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  CHSC42182  Sidalcea hirsuta T. R. Fredricks 1986-4-9 130 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve. 67 Comment
  JEPS97962  Sidalcea hirsuta S. Bainbridge 1998-4-27 1060 Tehama E of Hwy 99, S of Lassen Rd. on NW edge of the Big Pool Vina Plains 65 Comment
  UCD21123  Sidalcea hirsuta Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-25 298 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS003. Comment
  JEPS94402  Silene antirrhina Vernon H. Oswald and Lowell Ahart 1997-5-14 8458 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 Comment
  RSA21514  Silene antirrhina C. B. Wolf 1937-5-16 8700 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  JEPS50974  Silene californica W. L. Jepson 1899-4-25 Tehama Stivers' Ranch Comment
  JEPS76674  Silene californica L. R. Heckard 1972-6-17 2951 Tehama e slope of Beegum Mt. 1188 Comment
  JEPS96738  Silene campanulata subsp. campanulata Dean W. Taylor 1997-5-29 16002 Tehama near Eagle Peak Lookout; 0.5 road miles south of the lookout 1097 Comment
  UCD98562  Silene campanulata subsp. glandulosa D. W. Taylor 1972-6-17 1519 Tehama near summit of Tedoc Mountain. 1371 Comment
  UC1618232  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CHSC79016  Silene gallica J. Marr; C. Warren, J. Cunningham 1998-4-20 Tehama West of Orland, vicinity of Williams Butte, and Round Valley/Garland Rd. 289 Comment
  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
  JEPS94896  Silene gallica Vernon Oswald and Lowell Ahart 1998-5-14 9039 Tehama Highway 36 w of Red Bluff (1.3 mi w of Cannon Road) 274 Comment
  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
  HSC31594  Silene laciniata subsp. californica Thomas E. Higley 1974-5-5 91 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  UC1299506  Silene lemmonii Freed W. Hoffman 1950-7-3 3714 Tehama 1 mi ne White Rock Guard Station (western Tehama County); North Coast Ranges, ne of White Rock Guard Station Comment
  SEINET189217  Silene occidentalis H. M. Evans Tehama Lassen Volcanic National Park ; Drakesbad. 1676 Comment
  CHSC75354  Silybum marianum Ben Myhre 1997-3-9 23 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Ceek Canyon. 106 Comment
  UCD80174  Sisymbrium officinale CNPS SN Foothill Team 2005-5-10 SNFN 0163 a Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  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
  SEINET10472589  Smilacina stellata Mary Susan Taylor 1975-7-17 Taylor 855 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  JEPS12121  Solanum elaeagnifolium Edith M. Wickes 1917-8-7 Tehama Red Bluff Comment
  CHSC55601  Solanum parishii Steven Triano 1988-4-17 70 Tehama Along e side of Hwy. 32 ca 14.7 mi n of Forest Ranch. 984 Comment
  CHSC86554  Solanum parishii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  JEPS97220  Solanum umbelliferum Vernon H. Oswald and L. Ahart 1995-4-3 6606 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, isolated basalt boulders on top of Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  CAS-BOT-BC58509  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles W of Paynes Creek Comment
  RSA21520  Solanum umbelliferum Carl B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CDA8801  Solidago spectabilis L. Ahart 2006-9-9 13264 Tehama On the west side of the dirt road, about 120 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 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
  CHSC65947  Soliva sessilis Vernon H. Oswald; Lowell Ahart 1996-4-23 7414 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
  JEPS88351  Soliva sessilis Vernon H. Oswald and Lowell Ahart 1996-4-23 7414 Tehama BLM parcel along Hwy 36 ne Red Bluff (along w shore of lake); Cascade Range Foothills, Hog Lake Plateau, Hog Lake 265 Comment
  CHSC80610  Sonchus asper subsp. asper Lowell Ahart 2001-6-16 8874 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
  JEPS106293  Sonchus asper subsp. asper Lowell Ahart 2004-6-11 11042 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  SDSU9255  Sorbus sitchensis var. grayi E. Ross Ellis 1942-9-3 Tehama Big Chico Creek. 1311 Comment
  CHSC105231  Spartium junceum Lowell Ahart; John Dittes 2010-7-19 16895 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  RSA718207  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama About 20 yards W of the poor trail (cow trail?). About 1/2 mile N of where the dirt road crosses Colby Creek. About 2 air miles SE of Colby Mtn. About 5 air miles NE of Butte Meadows. 1565 Comment
  CHSC115521  Spiranthes romanzoffiana Lowell Ahart; John Dittes 2015-8-5 20451 Tehama Meadow, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UCD15030  Stachys John M. Tucker 1959-7-19 3571 Tehama California, Tehama Co.:north side of South Yolla Bolly Mountain, upper (south) side of Square Lake; 2118 Comment
  JEPS105967  Stachys ajugoides var. rigida Lowell Ahart 2004-6-28 11131 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS121169  Stachys rigida var. rigida Lowell Ahart 2013-8-2 18998 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment