Search Results — 2000 specimen records retrieved (1637 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM181785  Abies concolor J. G. Lemmon 1891-7-25 s.n. Tehama Mill Creek Canyon Comment
Read comments
Jul 5 2013
  SBBG34163  Abies concolor L. M. Srivastava 1957-10-19 2 Tehama Mineral Summit, ca. 3 mi SE of Mineral 1584 Comment
  SEINET6841344  Abies concolor R. A. Evers, Clara V. Evers 1975-8-23 115007 Tehama 2 miles (3.2 km) west of Mineral, elevation about 4,400 feet. Comment
  CAS-BOT-BC330995  Acer glabrum var. glabrum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5350 Tehama Just E of summit of ridge at Post Pile Camp, 19.5 miles N of Paskenta, Mendocino National Forest 1948 Comment
  CHSC55468  Acer macrophyllum Vivian L. Long 1991-4-13 11 Tehama 5 m s of Digger Creek. 730 Comment
  HSC2832  Acer negundo var. californicum L. T. Gault 1964-3-28 46 Tehama 0.5 mi. W on Woletz slough, Los Molinos Comment
  CHSC94293  Achnatherum lemmonii Lowell Ahart 2006-7-19 13014 Tehama Meadow area west of the dirt road, just east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110281  Achnatherum lemmonii Lowell Ahart 2006-7-19 13014 Tehama Meadow area west of the dirt road, just east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  SEINET5585529 Image available Achnatherum lemmonii J. M. Tucker, L. K. Mann 1959-1 3538 Tehama South Yolla Bolly Mountain 1920 Comment
  CAS-BOT-BC210876  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-18 36040 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC80709  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-6-16 8866 Tehama On north side of the dirt road, about 3 miles west of Hoghway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS76266  Achnatherum occidentale subsp. californicum Todd Keeler-Wolf 1977-9-10 669 Tehama e slopes of Mt. Linn South Yolla Bolly Mtns., Mt. Linn 2377 Comment
  UCD51131  Achnatherum occidentale subsp. californicum J. I. Mallory 1957-8-28 170 Tehama 1/6 mile west of southwest Mill Creek Store, Lassen National Forest. 1402 Comment
  UCD55546  Achnatherum occidentale subsp. californicum Beecher Crampton 1954-6-16 1993 Tehama Mendocino National Forest; Paskenta District; Howell Saddle, Crane Mills Logging Road. 1892 Comment
  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
  CHSC88467  Achnatherum stillmanii L. P. Janeway; B. Castro 2004-5-30 8127 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET245592  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama Along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UC1052185  Achnatherum stillmanii J. I. Mallory 1954-10-12 108 Tehama ne part of Sugarpine Flat Quadrangle 33-A-2 1737 Comment
  UCD51411  Achnatherum stillmanii A. Hormay 1929-6-13 s.n. Tehama Campbellville, near Lassen National Forest boundary, 30 miles NE of Chico. 1066 Comment
  CHSC64595  Achyrachaena mollis Vernon H. Oswald; Lowell Ahart 1995-4-25 6699 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 Manton Rd. and the reserve fence near the s tip of the reserve. 207 Comment
  JEPS36726  Achyrachaena mollis Virginia Bailey 1938-4-16 Tehama 6 mi w on Paskenta-Covelo road Paskenta Comment
  UCD128391  Achyrachaena mollis Joseph M. DiTomaso 1976-3-28 378 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC113021  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC84583  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2003-9-17 10579 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
  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
  UCD21109  Acmispon parviflorus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 285 Tehama Inks Creek Ranch site. Pool # INK207. Comment
  CHSC102320  Acmispon wrangelianus L. P. Janeway 2009-4-4 9717 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CAS-BOT-BC412923  Aconogonon davisiae Milo S. Baker 1940-8-15 9854 Tehama Rocky Summit between Mendocino & Tehama Cos. near Anthony Peak Lookout Comment
  UC1949158  Actaea rubra subsp. arguta Barbara Ertter with Brad Olson 1991-7-6 10374 Tehama at W end of meadow; 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
  CHSC117737  Adenocaulon bicolor Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21353 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  JEPS118001  Aegilops triuncialis Lowell Ahart, John Dittes 2011-6-9 17469 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
  CHSC77348  Aesculus californica Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. Riparian area on slope. 274 Comment
  CHSC94431  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
  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
  CHSC78592  Agoseris heterophylla J. Marr; H. West, C. Warren 1998-4-1 Tehama West of Red Bluff, vicinity of Grizzly Creek, Long Hollow. 274 Comment
  CHSC115527  Agoseris monticola Lowell Ahart; John Dittes 2015-8-5 20426 Tehama Between wet meadow and dry forest, east of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1/2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC13335  Agoseris retrorsa Alice Eastwood; J. T. Howell 1941-7-9 9728 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC117729  Agrostis exarata Lowell Ahart; John Dittes 2016-8-25 21283 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
  HSC8782  Agrostis exarata C. R. Ball 1932-7-23 662 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  JEPS88595  Agrostis exarata Vernon H. Oswald and Lowell Ahart 1996-6-3 7696 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  RSA66379  Agrostis exarata P. A. Munz 1951-7-27 16961 Tehama South base of South Yolla Bolly Mt. 2058 Comment
  UCD52408  Agrostis exarata H. S. Yates 1936-8-12 6094 Tehama near Mineral Summit. 1463 Comment
  CHSC66023  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1996-4-29 7468 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. 103 Comment
  JEPS100558  Agrostis microphylla Dean W. Taylor 1991-5-8 11683 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  UCD53587  Agrostis stolonifera Milo S. Baker 1940-8-13 9818 Tehama at Government Flat near the Mendocino County line. 1524 Comment
  JEPS75803  Agrostis thurberiana Todd and Virginia Keeler-Wolf 1973-7-15 493 Tehama near Kinsley Lake; Yolla Bolly Mountains 2011 Comment
  CHSC77403  Aira caryophyllea Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  JEPS97479  Aira caryophyllea Vernon H. Oswald 1995-3-19 6523 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  UC1731159  Alisma plantago-aquatica subsp. brevipes Dean W. Taylor 1991-6-14 11912 Tehama Spring Branch, ca. 1 mile S of Manton Road (Spring Branch Road) aoong PG&E natural gas pipeline route 286 Comment
  CHSC116165  Alisma triviale Lowell Ahart; John Dittes 2015-6-22 20266 Tehama East of the home and corrals, north of Lassen Road, about 1.2 miles east 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. 71 Comment
  CHSC84260  Allium amplectens Lowell Ahart; John Dittes 2003-6-11 10270 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
  UC1051543  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  CAS-BOT-BC462237  Allium amplectens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53462 Tehama Foothill woodland, 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  JEPS56362  Allium bolanderi W. L. Jepson 1899-4-25 Tehama hilltops about Rosewood Comment
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  JEPS94272  Allium campanulatum Vernon Oswald and Lowell Ahart 1997-6-10 8564 Tehama between Paskenta and Covelo on M2 (23N69) 1.4 mi n of its junction with the road to Wells Cabin Campground Wells Cabin Campground 1844 Comment
  UCD138485  Allium campanulatum Gerald Dickinson 1964-7-24 237 Tehama Anthony Peak. Comment
  CHSC54023  Allium falcifolium Vernon H. Oswald; Lowell Ahart 1991-4-16 4504 Tehama Red Bank Rd, 2.0 mi north of Colyear Springs Rd, north of Paskenta. 286 Comment
  UC1051692  Allium falcifolium Helen K. Sharsmith 1953-6-23 4343 Tehama Ball Mountain Road 0.5 mi below Eagle Peak Road; Inner North Coast Ranges, Mendocino National Forest 1219 Comment
  CAS-BOT-BC469079  Allium falcifolium Alice Eastwood; John Thomas Howell 1941-7-9 9815 Tehama Government Flat Comment
  JEPS88328  Allium peninsulare Vernon H. Oswald and Lowell Ahart 1996-5-20 7573 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC65165  Allium sanbornii var. sanbornii Vernon H. Oswald; Lowell Ahart 1995-7-31 7166 Tehama Cascade Range Foothills. Lane Valley Rd. 3.3 mi N of Hwy. 36, N of Paynes Creek. 457 Comment
  CAS-BOT-BC476707  Allium validum Alice Eastwood 1912-8-22 1904 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  HSC82151  Allium validum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4917 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  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
  CHSC64979  Allophyllum divaricatum Vernon H. Oswald; Lowell Ahart 1995-7-12 7004 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. In a roadside drainage. 950 Comment
  UCD80624  Allophyllum divaricatum CNPS SN Foothill Team 2005-6-29 SNNR 0441 b Tehama USFS, Lassen National Forest. 995 Comment
  RSA92983  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama Logging rd. west of Paskenta Comment
  SBBG27986  Allophyllum gilioides M. S. Baker 1953-4-26 12569 Tehama 5 mi W of Paskenta near first steep ascent Comment
  CHSC75293  Allophyllum gilioides subsp. violaceum Vernon H. Oswald; Lowell Ahart 1999-4-21 9706 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 731 Comment
  CHSC78684  Allophyllum gilioides subsp. violaceum 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
  JEPS115515  Allophyllum integrifolium Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16320 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
  CDA30203  Alopecurus geniculatus L. Ahart, J. Dittes, J Guardino 2009-8-27 16343 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  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
  CHSC66179  Amaranthus albus Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .4 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy.36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC59167  Amaranthus blitoides Vernon H. Oswald 1992-9-29 5221 Tehama Hwy. 89 At Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  SEINET11934610  Amaranthus graecizans Unknown 1982-1 755 Tehama The Nature Conservancy Vina Plains Preserve. T24N, R1W, S28 - S edge 61 Comment
  HSC95426  Ambrosia artemisiifolia L. Ahart, John Dittes 2003-9-17 10567 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CHSC59168  Ambrosia psilostachya Vernon H. Oswald 1992-9-29 5226 Tehama Hwy 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  JEPS127141  Ambrosia psilostachya Lowell Ahart, John Dittes 2016-8-25 21304 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
  RSA11884  Amelanchier pallida Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral, Mt. Lassen region Comment
  JEPS117392  Ammannia coccinea Lowell Ahart, John Dittes 2010-10-4 17295 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
  CHSC83376  Amsinckia intermedia L. P. Janeway; Shirley Innecken 2002-3-20 7448 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 320 Comment
  HSC95320  Amsinckia intermedia A. Hove, A. Poteet, C. Sanville 1999-4-17 18 Tehama Hwy. 36, Beegum Gorge 430 Comment
  CHSC96607  Amsinckia lycopsoides Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13607 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  HSC93943  Amsinckia lycopsoides A. Miles, M. Malle, B. Gibbs 1999-4-17 12 Tehama Hwy. 36, Beegum Gorge 430 Comment
  UC727075  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama 1 mi s Proberta (along U.S. Hwy 99W) 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
  CHSC96608  Amsinckia menziesii Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13604 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC87364  Anagallis arvensis Lowell Ahart 2004-4-29 10800 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
  CAS-BOT-BC45084  Anaphalis margaritacea John Thomas Howell 1960-8-18 36101 Tehama Sulphur Works Checking Station 2011 Comment
  CHSC91014  Ancistrocarphus filagineus David W. Isle 1995-5-2 1053 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  JEPS117640  Andropogon virginicus var. virginicus Lowell Ahart, John Dittes 2010-10-4 17290 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
  UC329987  Anemone occidentalis unknown Tehama Red Bluff Comment
  CAS-BOT-BC391948  Anemone occidentalis George W. Gillett 1957-8-13 1060 Tehama Lassen Volcanic National Park. Brokeoff Mountain. Near Brokeoff Trail, 1-1/2 miles above Sulphur Works Checking Station 2286 Comment
  CHSC81088  Angelica californica Lowell Ahart 2001-8-28 9185 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  HSC70548  Angelica californica J. M. DiTomaso 1979-8-26 1496 Tehama Hwy 32, 3/4 mi from Tehama-Plumas Co. line Comment
  UCD127149  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  UCD127151  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  CAS-BOT-BC59214  Antennaria dimorpha G. L. Stebbins 1972-6-18 8094 Tehama East Ridge of Mt. Tedoc 1554 Comment
  UCD129083  Antennaria dimorpha D. W. Taylor; G. L. Stebbins Jr. 1972-6-18 1521 Tehama summit ofTedoc Mountain. 1524 Comment
  JEPS13178  Antennaria geyeri Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5324 Tehama slightly southeastward from the summit of Mt. Linn; So. Yolla Bolly Mt. 2377 Comment
  CAS-BOT-BC58677  Antennaria geyeri P. A. Munz 1951-7-26 16922 Tehama East side of Yolla Bolly Peak 2316 Comment
  RSA67263  Antennaria geyeri Philip A. Munz 1951-7-26 16922 Tehama South slope of South Yolla Bolly Peak. 2317 Comment
  JEPS5261  Antirrhinum cornutum W. L. Jepson 1927-6-25 12346 Tehama Pine Creek road station 60 Comment
  JEPS83402  Antirrhinum cornutum David M. Thompson 1986-6-23 535 Tehama 11.5 miles W of Paskenta along Ball Rock Road, on N side of road Comment
  UC936248  Antirrhinum cornutum Helen K. Sharsmith 1951-7-13 4029 Tehama 10.3 mi nw Paskenta (and 1.6 mi within e 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
  CHSC76787  Antirrhinum subcordatum J. Marr; C. Warren 1999-5-12 99 -399 Tehama About 18 air miles W of Red Bluff, vicinity of Red Bank Creek. 304 Comment
  CHSC80694  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC2029087  Antirrhinum subcordatum Barbara Ertter 1990-5-12 8940 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
  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
  CDA41214  Antirrhinum vexillo-calyculatum subsp. breweri J. R. Keck 1976-10-13 s.n. Tehama Southeast edge of county road approximately 1.1 miles west of Manton. 0 Comment
  SEINET13710164  Antirrhinum vexillocalyculatum Lowell William Ahart, Lowell William Ahart 2001-1 8789 Tehama 9 Mi. W of Paskenta (T24N, R7W, sec 34, Ctr. of West Border) 2600 Ft. 792 Comment
  JEPS88889  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1994-3-8 5976 Tehama at the shoreline Burris Creek Arm of Black Butte Lake (near the e end of Morrison Bryant Rd) 144 Comment
  CHSC68591  Aphyllon epigalium subsp. epigalium Vernon H. Oswald; Lowell Ahart 1997-5-14 8415 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. In area of 1990 fire. 969 Comment
  CHSC68928  Apocynum androsaemifolium Vernon Oswald; Lowell Ahart 1997-7-7 8690 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  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
  SBBG25827  Apocynum androsaemifolium D. Myrick 1966-8-6 1455 Tehama Dry Lake, South Yolla Bolly Mtn 1524 Comment
  UC1949230  Apocynum androsaemifolium Barbara Ertter with Brad Olson 1991-7-6 10440 Tehama Ball Rock - Toomes Camp Road at Trough Ridge jct, 18.8 mi from Paskenta, ca 28 airmiles W of Corning Comment
  CHSC109227  Apocynum cannabinum B. Castro; L. P. Janeway 2004-6-13 1470 Tehama Northern High Sierra Nevada. Along Old Forbestown Road 1.6 road mi SE of Forbestown Reservoir Road; 2.25 air mi E of Forbestown; near headwaters of Costa Creek; 0.15 rd mi NW of jcn with Abernathy Rd. 829 Comment
  HSC75043  Aquilegia formosa var. formosa J. P. Smith, Thomas W. Nelson 1978-7-22 10084 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  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
  HSC75115  Arabis subpinnatifida J. P. Smith, Thomas W. Nelson 1979-6-23 10157 Tehama 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
  CAS-BOT-BC410003  Arceuthobium campylopodum Robert F. Hoover 1940-9-22 4622 Tehama Paine Creek Comment
  UC54436  Arctostaphylos H. M. Hall and E. B. Babcock June, 1903 4289 Tehama South Fork Battle Creek Sierra Nevada Mountains 365 Comment
  HSC70138  Arctostaphylos canescens subsp. canescens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4464 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  UCD53460  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-BC38664  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35999 Tehama 8 miles west of Mineral 1219 Comment
  CAS-BOT-BC38669  Arctostaphylos manzanita subsp. manzanita C. Hart Merriam 1919-9-14 s.n. Tehama Thomas Creek Ridge above Paskenta Comment
  JEPS95755  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald and L. Ahart 1995-2-13 6483 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. E side of Manton Rd. (A6) at the ne corner of Dales Lake Ecological Reserve, ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  RSA182003  Arctostaphylos manzanita subsp. manzanita Harriet P. Kelley 1914-3-20 s.n. Tehama Los Molinos. Comment
  RSA256978  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1497 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  UCD80283  Arctostaphylos manzanita subsp. wieslanderi CNPS SN Foothill Team 2005-7-1 SNNR 0492 g Tehama USFS Lassen National Forest, ~1/4 mile south of Lassen Trail trailhead. 1171 Comment
  SEINET11987215  Arctostaphylos manzanita subsp. wieslanderi W. Knight, Knight, I. 1980-1 3853 Tehama Tilden Botanic Garden, Berkeley, orig. from E of Red Bluff Comment
  RSA339389  Arctostaphylos nevadensis Roger Raiche 1985-7-27 RR- 50677 Tehama Log Springs Road near intersection with road to Sugar Spring Campground-Government Flat, near marker 35.68. 683 Comment
  UC1037404  Arctostaphylos nevadensis Douglas Barbe 1955-7-21 228 Tehama rocky hill at w shore Square Lake (w Tehama Co.) 2103 Comment
  UCD52660  Arctostaphylos nevadensis Roger Raiche 1985-7-27 RR 50677 Tehama Log Springs Road; near intersection with road to Sugar Spring Campground-Government Flat; near marker 35.68. 682 Comment
  CAS-BOT-BC44477  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
  CHSC105949  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
  LA42228  Arctostaphylos patula Mrs. H. P. Bracelin; 1931-7-1 502 Tehama 4.5 mi SE of Shasta City, beside hihgway to McCloud 1219 Comment
  RSA13437  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
  UCR23067  Arctostaphylos patula Susanne M. James 1980-4-23 122 Tehama Hwy 32, 0.2 mi S Lassen N.F. bdry., 3.8 mi S Potato Patch CG Comment
  SEINET10449253  Arctostaphylos patula Mary Susan Taylor 1977-8-17 Taylor 1473 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  CAS-BOT-BC45330  Arctostaphylos viscida subsp. viscida P. C. Everett; E. K. Balls 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 822 Comment
  CAS-BOT-BC45331  Arctostaphylos viscida subsp. viscida P. C. Everett; E. K. Balls 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 822 Comment
  RSA141470  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama One mile northwest of junction of Chico and Little Smoke Creek. 1067 Comment
  RSA767833  Arctostaphylos viscida subsp. viscida L. Ahart, John Dittes 2010-7-17 16877 Tehama South of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 830 Comment
  RSA782334  Arctostaphylos viscida subsp. viscida R. W. Spjut 2008-3-13 16222 Tehama Sacramento Valley-Sierra Foothill Woodland. BLM: along Laynes Valley Road S of Manton, about 25 miles E of Hwy. 99 and just N off Hwy. 36 524 Comment
  UC1037481  Arenaria congesta var. crassula Douglas Barbe 1955-7-16 178 Tehama Near summit South Yolla Bolly 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
  CHSC66588  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1996-7-8 7964 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Collected on the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS11912  Aristida oligantha Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-14 4808 Tehama along US Hwy 99 9.7 mi n Red Bluff (6.3 mi s of Cottonwood) 213 Comment
  UCD56507  Aristida oligantha Rimo Bacigalupi; C. L. Custer, G. T. Robbins 1954-8-14 4808 Tehama along U.S. Highway 99, 9.7 miles north of Red Bluff and 6.3 miles south of Cottonwood. 213 Comment
  JEPS97300 Image available Aristida purpurea var. wrightii Vernon H. Oswald and L. Ahart 1995-6-13 6862 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Small part of an uncommon tufted perennial 225 Comment
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Jul 23 2009
  CHSC81337  Aristida ternipes var. hamulosa L. P. Janeway; Shirley Innecken 2001-5-16 7045 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  CAS-BOT-BC295877  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama About the Sulphur Works, Lassen Volcanic National Park Comment
  UC832876  Arnica dealbata Alice Eastwood Aug 22 1912-Aug 26 1912 1889 Tehama between Morgan and Battle Creek; Lassen Butte Region Comment
  JEPS29580  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama near Lassen National Volcanic Park; Morgan 1463 Comment
  UCD159491  Artemisia douglasiana D. S. Park 2010-8-25 242 -2 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  RSA739759  Artemisia ludoviciana subsp. incompta John Dittes, Josephine Guardino, L. Ahart 2003-8-23 789 Tehama 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
  CHSC80538  Asarum hartwegii Vernon H. Oswald; Lowell Ahart 2001-5-7 10005 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 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
  CHSC64860  Asclepias eriocarpa Vernon H. Oswald 1995-6-30 6948 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 201 Comment
  CHSC66296  Asclepias eriocarpa Vernon H. Oswald 1996-6-27 7893 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning, northwest side of Sacramento Valley. (Collected near the W boundary of the reserve.) 105 Comment
  JEPS6286  Asclepias eriocarpa W. L. Jepson 1938-6-10 19985 Tehama Jellys Ferry 121 Comment
  SBBG5707  Asclepias eriocarpa H. and M. Dearing 1939-7-3 3813 Tehama Battle Crk near Mineral Comment
  SEINET10928333  Asclepias eriocarpa Alice Eastwood 1912-8-22 Eastwood 1924 Tehama Lassen Butte Region, Payne Creek Comment
  JEPS76671  Asclepias solanoana L. R. Heckard 1972-6-17 2953 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  RSA755499  Aspidotis densa Barbara Ertter, Brad Olson 1991-7-4 10209 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 miles west of Paskenta, ca. 25 air miles west of Corning at spring on south side of Round Mountain, 2.2 miles inside forest boundary. 976 Comment
  CDA10215  Aster alpigenus var. andersonii L. P. Janeway 2001-7-29 7397 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  RSA724868  Aster occidentalis var. occidentalis L. Ahart 2006-9-9 13268 Tehama West side of road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 air miles northeast of Butte Meadows. 1519 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-BC186836  Astragalus gambelianus Doris Kildale Gillespie 1930-5-9 9297 Tehama 18 miles west of Mineral on Susanville road Comment
  JEPS104022  Astragalus gambelianus Lowell Ahart 2003-4-17 10114 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  UC1053441  Astragalus gambelianus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 Tehama along Paskenta Road 8 mi ne Flourney (Western Tehama County); ne of Flourney Comment
  UC1594596  Astragalus gambelianus Vernon Oswald and Lowell Ahart 1992-4-21 4916 Tehama 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 ca 4.75 mi (air) s Paynes Creek; s of Paynes Creek 725 Comment
  CHSC40603  Astragalus pauperculus J. D. Jokerst 1983-5-10 1744 Tehama Top of the small bluff that is the south bank of Zimmershed Creek where its direction of flow changes from south to west. 103 Comment
  CHSC53953  Astragalus pauperculus Vernon H. Oswald 1991-4-30 4543 Tehama Hwy 36, 8.1 miles east of Paynes Creek, 1.8 miles west of Ponderosa Way. 960 Comment
  CHSC64614  Astragalus pauperculus Lowell Ahart; Vernon H. Oswald 1995-4-25 7571 Tehama Between Manton Road and the fence, on the east side of Manton Road, 200 yds south of Inks Creek Road, about 1 mile north of Dales Station on Highway 36, about 14 miles north-east of Red Bluff. 213 Comment
  CHSC95200  Astragalus pauperculus R. D. Fischer 2005-5-30 789 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. UTM: 10617744E, 4447073E. 880 Comment
  HSC85814  Astragalus pauperculus Sandy Floyd, T'ai Roulston, Tom Munton 1987-3-28 53 Tehama Hwy. 36, mi. marker 65, 24 mi. E of Red Bluff Comment
  JEPS86524  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-3-29 1474 Tehama volcanic upland ca 2.5 air km nw North Tuscan Butte summit (14 air km ne of Red Bluff, ca 50 m sw of gravel road, just se of gas pipeline); nw of North Tuscan Butte summit, ne of Red Bluff 289 Comment
  JEPS88619  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-5 1498 Tehama 23 air km ne Red Bluff (above dry creek draining w to Inks Creek, ca 4.3 air km n of confluence of Paynes Creek and De Haven Gulch drainage, ca 25 m e of gas pipeline); ne of Red Bluff, n of Paynes Creek and De Haven Gulch draina 192 Comment
  JEPS75778  Astragalus whitneyi var. siskiyouensis Todd and Virginia Keeler-Wolf 1971-6-21 235 Tehama about 1/2 mi w South Yolla Bolly Mountains; w of South Yolla Bolly Mountains 2133 Comment
  UC1949116  Asyneuma prenanthoides Barbara Ertter with Brad Olson 1991-7-5 10340 Tehama Twin Springs water tank, Raglin Ridge Rd 5.7 mi above N Fk Elder Cr crossing, ca 25 air miles SW of Red Bluff Comment
  CHSC93472  Athysanus pusillus Lowell Ahart 2006-5-5 12578 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 536 Comment
  JEPS88376  Athysanus pusillus Vernon H. Oswald and Lowell Ahart 1996-4-8 7315 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in blue oak savanna ca. 0.1 mi. s. of the gravel rd. and ca. 0.1 mi. e. of Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 137 Comment
  JEPS94503  Athysanus pusillus Vernon Oswald and Lowell Ahart 1997-7-7 8666 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Wilderness on Forest Road 27N06); Yolla Bolly Wilderness, Forest Road 27N06 1676 Comment
  CHSC48283  Atriplex heterosperma Vernon Oswald 1987-9-8 3235 Tehama Hwy 36 at Morgan Summit, near the Lassen Park turn-off. 1752 Comment
  CHSC88955  Baccharis salicifolia Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  CHSC60179  Balsamorhiza deltoidea Bob Garamendi 1974-5-11 52 Tehama Mill Creek and Deer Creek Study Area. 200 yds S from Bucks Flat Rd. on Deligreen Jeep Trail. 853 Comment
  OBI59214  Balsamorhiza hookeri Beth Corbin, Kim Earll, Linnea Hanson, Lawrence Janeway, Glenn Clifton, Mary lou Mini 1995-5-16 770 Tehama Lassen Natl forest, Almanor Ranger District. Devils Parade Groudn quad T26N, R2E, NW 1/4 of SE 1/4 sec 34. Ishi Wilderness; at Graham Pinery, about 2 mi NNW of Campbellville 847 Comment
  CHSC78061  Balsamorhiza macrolepis var. platylepis Beth Corbin; K. Earll, L. Hanson, L. Janeway,G. Clifton,M. Mini 1995-5-16 770 Tehama Lassen National Forest. Ishi Wilderness; at Graham Pinery, about 2 mi north-northwest of Campbellville. 847 Comment
  UC2042811  Balsamorhiza sagittata Barbara Ertter 1990-5-13 8959 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, above Mill Creek Comment
  CHSC94371  Barbarea orthoceras Lowell Ahart 2006-7-19 13044 Tehama On the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  RSA123553  Barbarea orthoceras G. D. Barbe 1955-7-22 252 Tehama Just E of Long Lake; N slope of South Yolla Bolly (Mt. Linn). 2134 Comment
  UC1001297  Barbarea orthoceras Louise Kellogg 1952-7-11 21 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly South Yolla Bolly Mountain. 2133 Comment
  CHSC10669  Berberis aquifolium var. dictyota Lowell Ahart 1970-3-22 Tehama Around Manton. 609 Comment
  CHSC14129  Berberis aquifolium var. dictyota L. V. Ritter 1969-4-19 190 Tehama E side of Forward Rd., 1 Mi. ne of Manton. Comment
  JEPS94578  Berberis nervosa Vernon Oswald and Lowell Ahart 1997-7-7 8694 Tehama Forest Route 35 near northeast corner of the Yolla Bolly-Middle Eel Wilderness (at creek); Cedar Creek 1066 Comment
  CHSC116227  Bergia texana Lowell Ahart; John Dittes 2015-6-22 20265 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  JEPS115512  Bidens cernua Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of L 1493 Comment
  CHSC84621  Bidens frondosa Lowell Ahart; John Dittes 2003-9-17 10569 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS88392  Bidens frondosa Vernon H. Oswald and Lowell Ahart 1996-9-4 8260 Tehama BLM parcel along Hwy 36 ne Red Bluff (on flood plain of creek ca. 1 mi upstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  HSC85813  Blennosperma nanum var. nanum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 59 Tehama Hwy. 36, mile marker 51.50, 10 miles E of Red Bluff Comment
  CHSC65396  Boechera breweri subsp. breweri Vernon Oswald 1984-4-11 1149 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest boundary). On a road cut. 746 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-BC14082  Boechera pauciflora John Thomas Howell 1960-8-19 36162 A Tehama Lassen Volcanic National Park. Brokehoff Mountain Trail. 2682 Comment
  RSA182041  Boisduvalia glabella W. L. Jepson 1927-6-25 12350 Tehama Pine Creek road station 61 Comment
  UC1751235  Botrychium crenulatum Timothy B. Devine 1985-7-7 842 b Tehama 1 mi N of Jonesville (beside Willow Creek 3/4 mi N of road to Colby Mountain Lookout) 1554 Comment
  CHSC96673  Brachypodium distachyon Lowell Ahart 2007-5-8 13747 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
  CDA34749  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC85285  Brickellia grandiflora John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 800 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  CHSC82075  Brickellia greenei L. P. Janeway 2001-7-29 7404 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UC1584300  Brickellia greenei Julie Kierstead 1990-9-11 90 -153 Tehama 3 mi s of, Yolla Bolla R.D. Tedoc Mtn. 1524 Comment
  UC816102  Briza minor E. O. Wooton 1913-4-6 Tehama Red Bluff Comment
  CHSC40496  Brodiaea californica Pauleen Broyles 1982-5-12 574 Tehama The Nature Conservancy Vina Plain Preserve. 60 Comment
  CAS-BOT-BC482201  Brodiaea californica subsp. californica Lillian Henningsen 1978-4-23 s.n. Tehama East of Red Bluff on Hogback Road Comment
  CAS-BOT-BC482202  Brodiaea californica subsp. californica R. Bacigalupi; L. Constance; R. Moran; R. L. Rodriguez; S. Carlquist 1951-6-12 3366 Tehama Along State Highway 36, 14 miles west of its junction with U.S. Highway 99 (just north of Red Bluffs junction), on a slight rise. 243 Comment
  UC768740  Brodiaea californica var. californica R. F. Hoover 1936-5-21 1181 Tehama 4 mi s Cottonwood Comment
  UC1046541  Brodiaea californica var. californica R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama 14 mi w State Highway 36 junction with U. S. Highway 99 (just n of Red Bluff junction, on a slight rise, along State Highway 36) 243 Comment
  CHSC49483  Brodiaea coronaria Vernon Oswald 1986-6-23 2142 Tehama M2 (23N01) 9.4 mi w of Paskenta. 853 Comment
  UCD147858  Brodiaea coronaria Robert E. Preston 2005-5-7 2340 Tehama Along Meridian Rd, 0.6 mi S of Lassen Rd. 95 Comment
  UCD148226  Brodiaea coronaria Robert E. Preston 2007-5-11 2489 Tehama 8.6 mi NW of Corning, on W side of Paskenta Rd, 0.9 mi N of its int with Gyle Rd. 136 Comment
  UCD77150  Brodiaea coronaria Robert E. Preston 2003-5-31 2151 Tehama Ca. 9 mi NE of Red Bluff, on margins of Hog Lake 265 Comment
  UCD77200  Brodiaea coronaria Robert E. Preston 2004-5-8 2232 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd. 67 Comment
  CHSC64733  Brodiaea elegans subsp. elegans Vernon H. Oswald 1995-5-22 6752 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 219 Comment
  SJSU10178  Brodiaea elegans subsp. elegans R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Childs Meadow on Hwy 36 c. 8 mi E of Mineral 1508 Comment
  RSA376763  Brodiaea elegans subsp. elegans George Willet 1936-6-29 s.n. Tehama E of Red Bluff. 1220 Comment
  CHSC3910  Brodiaea minor J. Wheeler 1967-4-25 15 Tehama On n side of Paskenta Rd. about 1.5 mi. North of Reeds Creek. 91 Comment
  UCD57866  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Whiskey Saddle. Crane Mills Logging Road. Mendocino Natl. Forest-Paskenta District. 1438 Comment
  UCR151591  Bromus carinatus Beecher Crampton 1954-6-16 1991 Tehama Mendocino National Forest., Hawell Saddle, 0.25 mile west of Howell camp 1893 Comment
  UCD80533  Bromus carinatus var. carinatus CNPS SN Foothill Team 2005-6-21 SNNR 0348 a Tehama USFS Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. Comment
  CAS-BOT-BC148847  Bromus carinatus var. marginatus John Thomas Howell 1960-8-18 36095 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station. 2011 Comment
  CHSC43060  Bromus diandrus Pauleen Broyles 1986-4-18 951 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  UCD58551  Bromus diandrus A. A. Beetle 1942-5-18 3311 Tehama Near Paynes Creek. Comment
  SEINET11688681  Bromus diandrus Unknown 1982-1 539 Tehama The Nature Conservancy Vina Plains Reserve Comment
  CHSC20334  Bromus hordeaceus Larry Berti 1969-4-21 45 Tehama North face of Antelope Creek Canyon. Ca. 12 mi w of Red Bluff. From the dam to ca. 3 mi upstream from dam. 213 Comment
  RSA602811  Bromus hordeaceus L. C. Wheeler 1935-5-23 3524 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UCD80519  Bromus madritensis CNPS SN Foothill Team 2006-5-2 SNFN 0344 a Tehama TNC Easement, Denny Ranch. 295 Comment
  CHSC71063  Bromus madritensis subsp. madritensis Vernon Oswald; Lowell Ahart 1998-5-14 9043 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  CHSC75426  Bromus madritensis subsp. rubens Ben Myhre 1997-4-9 36 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS103515  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC63233  Bromus orcuttianus Lowell Ahart 1994-7-24 7513 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  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
  SEINET10933426  Bromus rigidus A. Arthur Heller 1916-4-20 Heller 12337 Tehama Open grassy slopes in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. Comment
  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
  UCD80534  Bromus sterilis CNPS SN Foothill Team 2005-5-11 SNFN 0258 b Tehama TNC Dye Creek Preserve, immediately south of Dye Creek Proper, about 1/3 mile past the confluence below a large bluff. To access, take trail running north of Dye Creek from headquarters about 2 miles, then continue along south fork of canyon. 169 Comment
  CHSC61447  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1993-8-18 5815 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  CHSC55634  Bromus tectorum K. R. Stern 1986-5-21 8304 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 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
  UCD60247  Bromus vulgaris R. Tofsrud 1947-7-1 248 a Tehama Hwy. 32, 15 mi. S of junction with Hwys. 36 and 89. Comment
  CHSC55205  Callitriche heterophylla L. P. Janeway 1991-4-11 3884 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. At edge of vernal pool. 170 Comment
  CHSC79273  Callitriche heterophylla B. Castro; L. P. Janeway 2000-4-4 1082 Tehama Vicinity of Orland, W of Highway I-5, among 'hummocky' rolling hills just N of Rice Creek 118 Comment
  CHSC45029  Callitriche heterophylla var. bolanderi Pauleen Broyles 1988-4-6 1103 Tehama The Nature Conservancy Vina Plains Preserve. Seep below small reservoir in Singer Creek Ditch in Lassen Pasture. Comment
  JEPS97205  Callitriche longipedunculata Vernon H. Oswald and L. Ahart 1995-4-3 6570 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff 213 Comment
  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
  CHSC78051  Calocedrus decurrens David Cheetham 1998-4-18 5 Tehama Shady canyon of Deer Creek. 457 Comment
  LA6439  Calocedrus decurrens Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  SEINET4399748  Calochortus Leila M. Shultz 1990-5-5 11331 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC2224  Calochortus amabilis M. Underhill 1953-5-3 Tehama 259 Comment
  CHSC54116  Calochortus amabilis Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4607 Tehama Colyear Springs Rd 4.0 miles west of Lowrey Rd, north of Paskenta. 283 Comment
  JEPS94158  Calochortus amabilis Vernon Oswald and Lowell Ahart 1998-4-27 8966 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  SEINET7067184  Calochortus amabilis A. G. Vestal 1947-5-2 s.n. Tehama On an old aluvium ridge west northwest of Red Bluff. Coordinate datum: NAD27. UTM Zone 10, 564286mE, 4450344mN. Comment
  UC648364  Calochortus coeruleus Marion Ownbey and Ruth P. Ownbey 1938-7-15 1743 Tehama 3 mi n Mineral (summit of mountain between Mineral and Viola) Comment
  SEINET3885026  Calochortus coeruleus var. fimbriatus Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 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
  SEINET7073577  Calochortus luteus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC492648  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  SBBG41817  Calochortus luteus W. M. Plumb -May-1971 Tehama N of Red Bluff Comment
  JEPS61699  Calochortus minimus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  OBI77062  Calochortus monophyllus Anthony Baniaga 2011-6-3 297 Tehama Lassen NF. Along 28N29, game refuge boudnary. Panther Spring quad T27N R2E sec 4 NW of SW 1263 Comment
  CAS-BOT-BC493119  Calochortus monophyllus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC118397  Calochortus monophyllus Tim Kask 2016-4-7 261 Tehama Antelope Creek, from Fischer CG. 10T 0597775/4456103 473 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
  SBBG22516  Calochortus nudus H. and M. Dearing 1939-6-12 3640 Tehama S of Lassen Nat Park Comment
  JEPS118179  Calochortus syntrophus Dean Wm. Taylor, Robin Fallscheer 2010-6-23 20892 Tehama Highway 44 1 mile west from Lassen Lodge, north side of the highway near the junction with Little Giant Mill Road 1158 Comment
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Mar 14 2014
  CAS-BOT-BC175784  Caltha leptosepala John Thomas Howell 1960-8-21 36298 Tehama Bluff Falls. Near Lassen Volcanic National Park 1981 Comment
  CHSC56327  Caltha leptosepala var. biflora K. R. Stern 1986-5-21 8273 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC88300  Calycadenia ciliosa Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11210 Tehama Near the fence, on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile east of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CAS-BOT-BC273402  Calycadenia fremontii Freed W. Hoffman 1950-6-30 3534 Tehama North Coast Ranges. West of Paskenta Comment
  CDA14331  Calycadenia fremontii G. F. Hrusa, J. Hart 1998-5-1 14425 Tehama Sacramento Valley; S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi. W of Paskenta Rd. Comment
  CAS-BOT-BC273401  Calycadenia fremontii H. M. Hall 1930-9-26 12899 Tehama 2 miles south of Proberta Comment
  UC1971676  Calycadenia fremontii 1977-7-4 2025 Tehama Hwy 36, ca. 7.9 mi NE of jct with Hwy 99 (E of Red Bluff), milepost 61.8 (2.2 mi W of Paynes Road 458 Comment
  CHSC78792  Calycadenia multiglandulosa J. Marr; N. Wight, C. Warren, H. West 1998-6-9 Tehama West of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 304 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
  CHSC77723  Calycadenia truncata B. Castro; L. P. Janeway 1999-6-9 969 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, near the 'water gap' on Dry Creek. 292 Comment
  JEPS109587  Calycadenia truncata Dean W. Taylor 2002-7-2 18212 Tehama Big Chico Creek canyon, ca. 0.5 mile west of Highway 32 at the Butte County Line 1036 Comment
  UCD135707  Calycadenia truncata Bruce G. Baldwin 1986-6-25 605 Tehama 1.5 miles east of junction with Plum Creek Road (Paynes Creek) along Paynes Creek Loop. 609 Comment
  HSC81833  Calycanthus occidentalis Thomas W. Nelson, Jane Nelson, R. Jane Cole 1979-7-27 5052 Tehama Along N fork of Beegum Creek at Forest Service Campground 915 Comment
  HSC17637  Calyptridium monospermum Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  CHSC110835  Calyptridium umbellatum David Isle; Rhonda Isle, Justin Isle 1989-6-29 2006 Tehama Sierra Nevada Range. (E end HW 32 w/in 3 mi of HW36 Jct on Lassen Natl. Forest. Conifer forest opening.) Comment
  CHSC86548  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  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
  RSA755494  Calystegia occidentalis subsp. occidentalis Barbara Ertter, Brad Olson 1991-7-5 10334 Tehama Raglin Ridge Road 2.6 miles from North Fork Elder Creek crossings, ca. 25 air miles southwest of Red Bluff 976 Comment
  JEPS31631  Calystegia occidentalis var. tomentella Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  HSC65822  Camissonia contorta C. Macdonald, D. Stamp, J. Spitler, C. Raley, P. Powers 1980-5-3 90 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  RSA699639  Camissonia contorta D. W. Taylor 1995-4-25 14851 Tehama Hamp Creek, 0.3 miles west of Ponderosa Way Comment
  JEPS103590  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
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Aug 3 2007
  JEPS97468  Capsella bursa-pastoris Vernon H. Oswald and L. Ahart 1995-3-6 6500 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 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 225 Comment
  CHSC81218  Carduus pycnocephalus Caroline Warren; L. P. Janeway, B. Castro 1999-6-8 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 365 Comment
  CAS-BOT-BC17804  Carex amplifolia DeLoy H. Esplin; Ralph K. Gierisch 1968-10-4 2 Tehama Lassen National Forest. Deer Creek Highway 32 4.5 miles northeast of forest boundary. 1219 Comment
  CAS-BOT-BC17896  Carex angustata John Thomas Howell 1960-8-18 36075 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC65070  Carex aurea Vernon H. Oswald; Lowell Ahart 1995-7-17 7088 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  CHSC94229  Carex aurea Lowell Ahart 2006-7-11 12944 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS97362  Carex aurea Vernon H. Oswald and L. Ahart 1995-7-17 7088 Tehama T29N R4E SW1/4 SE1/4 Sec. 20, 5160 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral 1572 Comment
  SEINET10645567  Carex aurea Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7088 Tehama T29N, R4E, SW 1/4, SE 1/4, Sec 20. High Cascade Range, Yellow Pine Forest, volocanic soils. Forest Road 30N16, 0.5 mile north of Highway 36, ca 2 miles northeast of Mineral. Growing in a wet meadow in a small opening in mixed coniferous forest. Comment
  UCD80254  Carex barbarae CNPS SN Foothill Team 2005-5-11 SNFN 0258 a Tehama TNC. Within the Nature Conservancy's Dye Creek Preserve, located immediately south of Dye Creek proper, about 1/3 mile past the confluence below a large bluff. To access, take trail running north of Dye Creek from headquarters about 2 miles, then continue along south fork of canyon. 169 Comment
  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
  CHSC88484  Carex bolanderi L. P. Janeway 2001-6-10 7146 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
  CAS-BOT-BC34443  Carex deflexa var. boottii John Thomas Howell; R. C. Barneby 1954-5-14 29567 Tehama 4 miles southeast of Childs Meadows. 1463 Comment
  SEINET7556567 Image available Carex deflexa var. boottii Nir L. Gil 1993-5-25 471 Tehama Lassen National Forest, 1.9 mi E of jct, Ca Hwy 36 & Forest Rd 17, E of Mineral, ca 3 mi ENE of Mineral. Comment
  CHSC76842  Carex densa L. P. Janeway; B. Castro 1999-8-24 6545 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  CDA33052  Carex dudleyi L. P. Janeway 2000-6-3 6860 Tehama High North Coast Ranges; Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak Comment
  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
  CHSC106527  Carex feta Peter F. Zika 2009-8-18 24613 Tehama Cascade Range Highlands (CaRH). Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36. Along Martin Creek. 1490 Comment
  CHSC82143  Carex feta L. P. Janeway 2001-7-29 7398 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC106528  Carex fracta Peter F. Zika 2009-8-17 24610 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CAS-BOT-BC22299  Carex hassei John Thomas Howell 1961-6-20 36577 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC7554  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  CAS-BOT-BC7555  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  UC1950186  Carex integra Barbara Ertter with Brad Olson 1991-7-6 10416 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
  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
  SEINET10710064  Carex kelloggii Thomas W. Nelson, Jane P. Nelson 1979-6-25 Nelson 4920 Tehama Yolla Booly Quad. T27N, R10W, S2. Bog in white fir forest along Forest Rd. 35 ca 1.9 miles form Stuart Gap. Comment
  CHSC88479  Carex lenticularis var. impressa L. P. Janeway 2001-6-10 7153 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  CHSC106823  Carex leptopoda Barbara Ertter; Brad Olson 1991-7-6 10438 Tehama Ball Rock - Toomes Camp Road 2.3 mi N of Trough Ridge jct, 21.1 mi from Paskenta, ca 28 airmiles W of Corning; head of Dark Canyon ca 3 airmiles S of Ball Rock. 1737 Comment
  CAS-BOT-BC31526  Carex luzulifolia B. Clear 1938-7-14 s.n. Tehama Southern entrance to Lassen Park. 2041 Comment
  CHSC45056  Carex luzulina Vernon Oswald 1988-6-27 3539 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CAS-BOT-BC31939  Carex microptera John Thomas Howell 1960-8-18 36100 Tehama Sulphur Works Checking Station. 2011 Comment
  UCD80253  Carex multicaulis CNPS SN Foothill Team 2005-6-30 SNNR 0452 a Tehama USFS Lassen National Forest - Ishi Wilderness. 1000 Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  HSC37181  Carex nebrascensis John Heywood, D. H. Norris 1968-3-31 1884 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  CHSC111638  Carex pachycarpa Peter F. Zika 2012-7-14 25988 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands. 2130 Comment
  SEINET10850233  Carex pellita David Castaner 1984-5-28 Castaner 8063 Tehama Gurnsey Creek Along Highway 36. Comment
  CAS-BOT-BC118808  Carex preslii Philip Alexander Munz 1951-7-26 16932 Tehama North slope of South Yolla Bolly Peak. 2316 Comment
  JEPS124420  Carex simulata Lowell Ahart, John Dittes 2015-8-5 20446 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
  JEPS116651  Carex specifica L. P. Janeway 2009-7-26 9875 Tehama Lassen National Forest Lassen Park (east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek); High Cascade Range 1966 Comment
  CHSC106120  Carex subfusca L. P. Janeway 2010-9-12 10208 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below road M2. On west side of the willow and dogwood thicket along the spring. 1750 Comment
  CHSC106526  Carex subfusca Peter F. Zika 2009-8-17 24609 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CHSC117738  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21348 Tehama Edge of bog about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  CAS-BOT-BC115819  Carex subfusca Hans Leschke 1955-8-30 s.n. Tehama Trail to Broke off Mountain. 2316 Comment
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  CHSC77381  Castilleja affinis subsp. affinis Natalie Wight; Heidi West, Joyce Lacey-Rickert 1998-5-19 Tehama Vicinity of north end of Rocky Ridge. 274 Comment
  UCR123910  Castilleja applegatei subsp. martini George K. Helmkamp, E. A. Helmkamp 2001-7-7 6921 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CHSC90450  Castilleja applegatei subsp. martinii Niall McCarten; Roxanne Bittman 1986-6-15 5404 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  CHSC117159  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, est of Highway 32. 1061 Comment
  JEPS10972  Castilleja applegatei subsp. pinetorum W. L. Jepson 1927-6-20 12263 Tehama near Battle Creek Meadows 1402 Comment
  JEPS8020  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-7 3477 Tehama 2.4 mi w Elam Creek Public Camp (along Deer Creek Road (Calif Hwy 32)) 1219 Comment
  SBBG6730  Castilleja applegatei subsp. pinetorum H. and M. Dearing 1938-6-22 2071 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC41101  Castilleja attenuata Pauleen Broyles 1982-4-28 466 Tehama Ca 300 m south of Lassen Road in east pasture. 68 Comment
  CHSC60150  Castilleja attenuata Jean Graham 1988-4-10 1 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd. 2 mi W of Mendocino National Forest boundary. 377 Comment
  JEPS9972  Castilleja attenuata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC33367  Castilleja exserta Steven Azevedo 1980-4-2 10 Tehama 2 1/2 mi. w of Flournoy, pasture on n side of road. 274 Comment
  JEPS10306  Castilleja exserta subsp. exserta Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC77382  Castilleja foliolosa L. P. Janeway; B. Castro 1999-6-10 6461 Tehama North side of Dry Creek about 1.7 mi west of Red Bank Creek, on the west slope of the 'Water Gap. 316 Comment
  JEPS94160  Castilleja foliolosa Vernon Oswald and Lowell Ahart 1998-4-21 8933 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 560 Comment
  CDA41250  Castilleja foliolosa L. Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS115391  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Are 1493 Comment
  CAS-BOT-BC251926  Castilleja lemmonii Blanche Clear 1940-7-24 s.n. Tehama Summit Lake. Lassen Volcanic Park Comment
  JEPS17593  Castilleja miniata Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5307 Tehama about 1 mi e Ovenlid (on e flank, at Somerset's); North Coast Ranges, Mendocino National Forest 1767 Comment
  UCR130069  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp 2001-7-7 6904 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
  CHSC23387  Castilleja subinclusa B. Garamendi 1974-5-11 42 Tehama 1 mi S of Panther Springs guard station; E side of Ponderosa Way. Mill/Deer Creek Study Area. 1005 Comment
  JEPS115511  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16328 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Are 1493 Comment
  SEINET14173423  Castilleja tenuis H. M. Hall, E. B> Babcock 1903-1 4371 Tehama Mill Creek Canyon, near Morgan [Springs]. 1524 Comment
  CHSC55402  Ceanothus X flexilis Vivian L. Long 1991-4-18 18 Tehama Ca 0.4 km south of Digger Creek. Comment
  UC1096428  Ceanothus X flexilis J. I. Mallory 1957-7-10 152 Tehama Polk Springs; Lassen National Forest, Polk Springs 780 Comment
  UC452581  Ceanothus cordulatus W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  HSC18267  Ceanothus cuneatus L. T. Gault 1964-3-28 44 Tehama Los Molinos, Tehama-Vina Rd. Comment
  CHSC79901  Ceanothus cuneatus var. cuneatus L. P. Janeway; B. Castro 2000-4-22 6681 Tehama High Cascade Range. Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 902 Comment
  UC774483  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1941-7-23 11058 Tehama 10 mi e (above) Paynes Creek P.O. (Red Bluff-Susanville Rd) 1005 Comment
  CAS-BOT-BC50959  Ceanothus integerrimus Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-22 78 Tehama Hwy 36 at Beegum Gorge, ~40m from road 396 Comment
  LA43623  Ceanothus integerrimus Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CDA19949  Centaurea maculosa E. Finley 2002-7-1 PDR 1140323 Tehama Northern California; Hwy 36 W-bound at MM 102.75, 1.4 mi W of Plumas Co line. 0 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
  CHSC68695  Centaurea melitensis Vernon H. Oswald; Lowell Ahart 1997-5-14 8451 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
  SEINET8111600 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201511 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111609 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201502 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111623 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201519 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111638 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201502 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111641 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201505 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  JEPS104467  Centaurium muehlenbergii Lowell Ahart 2003-6-11 10243 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
  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
  CHSC48164  Centromadia fitchii Vernon Oswald 1987-8-25 3225 Tehama Collected near the boat ramp at Eagle Pass, Black Butte Lake. Area around the reservoir. 152 Comment
  CHSC64691  Centromadia fitchii Vernon H. Oswald 1995-5-22 6749 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. (Collected on the s side of Inks Creek Rd. near the w boundary). 213 Comment
  UC998333  Centromadia fitchii Milos S. Baker and H. K. Wagnon 1953-6-20 12749 Tehama 1.7 mi e Flournoy (on rd to Paskenta, w Tehama County) 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
  JEPS22655  Centunculus minimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-22 6281 Tehama about 2 mi w Kirkwood (lower portions of plains, about 1/2 mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 73 Comment
  HSC74977  Cephalanthera austiniae J. P. Smith 1979-6-24 10191 Tehama Shasta-Trinity Natl. Forest. Road to Stuart Gap, 1.5 mi. from Tedoc Gap Comment
  CHSC66577  Cephalanthus occidentalis var. californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7690 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff . Near the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC88813  Cercis occidentalis Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  HSC14631  Cercis occidentalis S. J. Hawks 1965-5-8 67 Tehama 15 mi. E of Redbluff on Hwy. 36 Comment
  JEPS108847  Cercis occidentalis Lowell Ahart 2006-5-5 12580 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 561 Comment
  RSA712816  Cercis occidentalis L. Ahart 2006-5-5 12580 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 561 Comment
  CAS-BOT-BC135575  Cercocarpus betuloides var. betuloides Doris Kildale 1930-5-9 9307 Tehama 15 miles west of Mineral on Susanville Road Comment
  UC1127825  Cercocarpus betuloides var. betuloides P. L. Johannsen 1936-8-26 997 Tehama 1 1/4 mi nw of Junction Rattlesnake and Deer Creek (Lassen National Forest); Lassen National Forest 1097 Comment
  CAS-BOT-BC276497  Chaenactis douglasii var. douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9710 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  HSC74988  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1979-6-25 10201 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  HSC75051  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1978-7-22 10040 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  JEPS13262  Chaenactis douglasii var. douglasii Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5311 Tehama summit of Ovenlid Ovenlid 1981 Comment
  JEPS76663  Chaenactis douglasii var. douglasii L. R. Heckard 1972-6-17 2961 Tehama nw side of Tedoc Mt. (along new road around w of mountain) 1280 Comment
  UC1299289  Chaenactis douglasii var. douglasii Freed W. Hoffman 1950-7-1 3532 Tehama Ovenlid, w Tehama County North Coast Ranges, Ovenlid Comment
  UCD130298  Chaenactis douglasii var. douglasii J. M. Tucker; L. K. Mann 1959-7-19 3545 Tehama summit of South Yolla Bolly Mountain. 2465 Comment
  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
  CAS-BOT-BC277785  Chaenactis nevadensis John Thomas Howell 1960-8-19 36195 Tehama Lassen Volcanic National Park. Summit ridge of Brokeoff Mt. 2804 Comment
  CHSC52646  Chamaesyce hooveri R. D. Stone 1986-7-24 791 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  JEPS83921  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama 0.7 mi nne Hallie Rd (0.1 mi nw of barn, western most of three large vernal pools); TNC Vina Plains Preserve 65 Comment
  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
  CHSC59085  Chamaesyce maculata Vernon H. Oswald 1992-8-19 5160 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) at the parking area, Brokeoff Mtn. trailhead. 2023 Comment
  UC1731141  Chamaesyce maculata Dean W. Taylor 1993-10-17 14081 Tehama 3 mi S of Paskenta; Williams Butte 213 Comment
  UC1731142  Chamaesyce maculata Dean W. Taylor 1993-10-17 14084 Tehama 4 mi sw of Paskenta; Round Valley Road; Round Valley Road 0.5 miles W from junction Newville Road (ca. 4 mi SW of Paskenta 274 Comment
  JEPS51925  Chamaesyce ocellata subsp. ocellata W. L. Jepson 1938-6-10 18986 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  CHSC66841  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-8-22 8242 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected at the west boundary on the edge of the dirt road south of the creek. 105 Comment
  CHSC79995  Chamaesyce ocellata subsp. rattanii L. P. Janeway; B. Castro 2000-6-6 6784 Tehama Vicinity of Thomes Creek, Bowers Creek. 1080 Comment
  CHSC83098  Chamaesyce ocellata subsp. rattanii Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10013 Tehama Field about 150 yards south of Jewett Creek, east of Marquerite Road, about 1 1/4 mile (air) southeast of Corning. 82 Comment
  CHSC103142  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; Josephine Guardino 2009-9-6 16371 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC66310  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1996-7-4 7747 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. 146 Comment
  CHSC117719  Chamaesyce serpyllifolia Lowell Ahart; John Dittes 2016-8-25 21293 Tehama East of the parking area, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS39305  Chamerion angustifolium subsp. circumvagum Jos. Grinnell 1925-7-26 Tehama Mineral 1219 Comment
  CAS-BOT-BC70237  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CHSC90898  Cheilanthes gracillima Niall McCarten; Roxanne Bittman 1986-6-15 5454 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 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
  HSC4365  Chenopodium album Jim Vaughn 1956-6-22 Tehama Mineral 1311 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
  JEPS104380  Chenopodium pumilio Lowell Ahart 2003-9-17 10575 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
  UC1618275  Chenopodium pumilio Barbara Ertter 1993-11-8 12308 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  CAS-BOT-BC184895  Chloris virgata T. C. Fuller 1963-8-26 11151 Tehama East side of Highway 99E to Chico at junction with road to Corning, 0.5 mile south of Vina. 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
  JEPS55716  Chlorogalum angustifolium Theodore Niehaus 1968-5-3 814 Tehama ca 1/4 mi n of Freeman School House Road from junction with Corning Road (Tehama County Road A9) Comment
  CHSC118043  Chorizanthe membranacea Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 205 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 201 Comment
  UCD80657  Chorizanthe polygonoides CNPS SN Foothill Team 2006-3-29 SNFN 0402 Tehama TNC Easement, 1/2 NE of the rock wall on the west end of the Leininger Ranch. 245 Comment
  CAS-BOT-BC252820  Chorizanthe polygonoides var. polygonoides R. C. Barneby; J. T. Howell 1954-5-14 11485 Tehama 9 miles E of Paynes Creek 1005 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
  JEPS102497  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald 2001-5-7 10012 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC71038  Cicendia quadrangularis Vernon Oswald; Lowell Ahart 1998-5-14 9041 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Mudhole at roadside. 274 Comment
  UCR130070  Cicuta maculata var. angustifolia George K. Helmkamp, E. A. Helmkamp 2001-7-7 6903 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  SEINET10809124  Cirsium David B. Dunn 1971-8-15 Dunn 18177 Tehama 1 1/2 mi W of Lassen Park headquarters. Yellow Pine forest. Comment
  OBI54134  Cirsium andersonii David J. Keil, Kathleen Keil 1992-7-25 23602 Tehama Lassen NF along Hwy 89. 6.6 mi SE of Lassen Volcanic Natl Park southern boundary Comment
  CHSC101415  Cirsium cymosum David Isle 1992-7-29 1552 Tehama Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts.From 1992 Willow Creek EUI Plot 33. 1755 Comment
  CHSC87829  Cirsium cymosum Lowell Ahart 2004-6-11 11048 Tehama On the west side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 550 Comment
  CAS-BOT-BC278070  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  HSC74076  Cirsium douglasii var. breweri J. P. Smith, Thomas W. Nelson 1978-7-22 10058 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CHSC66184  Cirsium occidentale var. venustum Vernon H. Oswald; Lowell Ahart 1996-6-3 7727 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Near Paynes Creek ca. 0.4 mi downstream from the old bridge site. 100 Comment
  CDA7425  Cirsium vulgare L. Ahart 2006-9-9 13255 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. Comment
  SEINET3082776 Image available Cirsium vulgare Marc Mittleman Tehama Along Deer Creek, 3.9 mi. SW of junction Rts. 32 & 36. Comment
  SEINET11834278  Cirsium vulgare J. I. Mallory 1957-1 s.n. Tehama 0.16 mi WSW of Mill Creek Store, Lassen National Forest 1402 Comment
  CAS-BOT-BC228993  Cistanthe umbellata A. A. Heller 1937-6-26 15349 Tehama Along Highway #36 between Child's Meadows and the junction with the Deer Creek road 1463 Comment
  CHSC86017  Clarkia affinis Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 213 Comment
  CDA37983  Clarkia arcuata Vernon H. Oswald & Lowell Ahart 2001-5-7 10023 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC23388  Clarkia arcuata B. Garamendi 1974-5-11 44 Tehama Mill/Deer Creek Study Area. 1 1/2 mi SW of Peligreen Place on Peligreen Jeep Trail. 914 Comment
  CHSC92814  Clarkia arcuata John Dittes; Josephine Guardino 2005-5-11 1117 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
  CHSC65224  Clarkia borealis V. Parker; J. Clark 1993-7-3 860 Tehama Inskip Hill, on Gridley property west of Lanes Valley Road. 426 Comment
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Feb 14 2013
  JEPS112906  Clarkia borealis subsp. arida Dean W. Taylor 1997-6-18 16074 Tehama Laynes Valley Road about 2.5 miles S of Manton Road 441 Comment
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Sep 16 2016
  CHSC86540  Clarkia concinna subsp. concinna L. P. Janeway 2003-6-14 7835 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  JEPS76672  Clarkia concinna subsp. concinna L. R. Heckard 1972-6-17 2952 A Tehama e slope Beegum Mt. 1127 Comment
  CHSC78876  Clarkia gracilis subsp. gracilis Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS43533  Clarkia gracilis subsp. gracilis W. L. Jepson 1932-5-9 16320 Tehama hills n Paskenta Comment
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Jul 1 2009
  JEPS88103  Clarkia gracilis subsp. gracilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7516 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 167 Comment
  CHSC48627  Clarkia lassenensis Vernon Oswald 1984-6-7 1258 Tehama Calif. Hwy 32, 0.8 mi n-e of the first bridge over Deer Creek. 1054 Comment
  CHSC89851  Clarkia lassenensis L. P. Janeway; B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  CHSC116944  Clarkia purpurea D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  HSC75071  Clarkia purpurea J. P. Smith 1979-4-29 10079 Tehama Hwy. 36 at Basler Rd. 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
  CHSC86538  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  CHSC86782  Clarkia purpurea subsp. quadrivulnera Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA49238  Clarkia purpurea subsp. quadrivulnera P. A. Munz 1949-5-14 13205 Tehama 7 miles south of Corning Comment
  POM262914  Clarkia rhomboidea Herbert McLean Evans 1922-07 s.n. Tehama Between Drakesbad and Kelly s, Tehama and Plumas County. Lassen National Park 1677 Comment
  RSA90779  Clarkia rhomboidea Milo S. Baker, H. K. Wagnon 1953-7-12 12905 Tehama Above Whitlock Camp in forest 1524 Comment
  CHSC70764  Clarkia stellata L. P. Janeway 1995-6-25 4819 Tehama North side of Hwy 32, 1.15 mi west of junction with Hwy 36/89; at western end of Deer Creek Meadows. Road cutbank. 1394 Comment
  CHSC69691  Claytonia exigua subsp. glauca Vernon Oswald 1984-4-11 1148 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest Boundary). 746 Comment
  CHSC40071  Claytonia palustris R. M. Austin 1903-7-10 173 Tehama Swamps, Colby. Comment
  CHSC9743  Claytonia parviflora subsp. parviflora Nancy Mosman 1971-7-17 125 Tehama In shady meadow 50 ft e of Hwy 32 ca. 22 m s of Chester. 914 Comment
  JEPS97219  Claytonia parviflora subsp. parviflora Vernon H. Oswald and L. Ahart 1995-4-3 6602 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 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
  CHSC27833  Claytonia perfoliata subsp. perfoliata Eric J. Miller 1978-4-24 14 Tehama 1 km w of Sacramento River at Woodson Bridge. 28 Comment
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Jul 22 2009
  UC82873  Claytonia saxosa T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Mt. Comment
  CHSC88598  Claytonia sibirica L. P. Janeway 2001-6-10 7151 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
  SBBG1944  Claytonia sibirica H. and M. Dearing 1938-6-22 2091 Tehama Deer Crk Cyn 1371 Comment
  CHSC56090  Clematis lasiantha Bob Garamendi 1974-5-12 51 Tehama Mill Creek-Deer Creek Study Area. 3/4 mi northeast of Beaver Creek crossing below road-cut 12 ft long. 701 Comment
  UC1025135  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama w Paskenta (near 10 mi post, along logging rd) Comment
  UC1037359  Collinsia greenei Douglas Barbe 1955-7-16 185 Tehama e ridge leading to summit of South Yolla Bolly Mtn (Mt. Linn) (e Tehama County) Comment
  JEPS15388  Collinsia greenei Douglas Barbe 1955-7-22 258 Tehama South Yolla Bolly (Mt. Linn); w slope, along trail to the summit, w Tehama Co. 2346 Comment
  UC1553523  Collinsia greenei E. Dean 1988-6-13 34 Tehama w Tedoc Gap (above rd 28N36, 1/7 mi w of jct with forest rd 45) 1300 Comment
  CHSC55590  Collinsia parviflora K. R. Stern 1986-5-21 8305 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  UC703064  Collinsia rattanii Alice Eastwood, John Thomas Howell 1941-7-9 9767 Tehama Log Spring Ridge between Log Spring and Government Flat; Log Spring Ridge Comment
  CHSC28847  Collinsia sparsiflora var. collina D. L. Daniels 1979-4-7 18 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 Comment
  CHSC55286  Collinsia sparsiflora var. collina L. P. Janeway 1991-3-28 3856 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 152 Comment
  CHSC64560  Collinsia sparsiflora var. collina Vernon H. Oswald 1995-3-27 6551 Tehama Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 219 Comment
  CHSC65706  Collinsia sparsiflora var. collina Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 213 Comment
  JEPS117939  Collinsia sparsiflora var. collina John Dittes, Josephine Guardino 2005-4-13 1062 Tehama south bank of Mill Creek ca. 0.3 miles east of confluence with Sacramento River Northern Sacramento Valley 64 Comment
  UC614497  Collinsia sparsiflora var. collina L. Constance, J. L. Morrison 1938-5-1 2181 Tehama ow hills at Paskenta, Inner North Coast Ranges. 304 Comment
  CHSC66209  Collinsia tinctoria Vernon H. Oswald; Lowell Ahart 1996-6-3 7705 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Hog Lake Plateau. 100 Comment
  JEPS126581  Collinsia tinctoria Lowell Ahart, John Dittes 2016-6-22 21039 Tehama About 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  RSA120874  Collinsia torreyi G. D. Barbe 1935-7-17 208 Tehama 1 mile south of Toome's Camp on the county road. 1890 Comment
  UC1025110  Collinsia torreyi var. latifolia Douglas Barbe 1955-7-16 179 Tehama on the east ridge leading to South Yolla Bolly (Mount Linn), West Tehama County South Yolla Bolly 2286 Comment
  UC1019557  Collinsia torreyi var. wrightii Louise Kellogg 1952-7-18 88 a Tehama directly S of Yolla Bolly Mountains (near Squaw Camp and Pole Corral); Mendocino National Forest 2133 Comment
  JEPS28756  Collinsia torreyi var. wrightii George W. Gillett 1957-8-13 1050 Tehama Brokeoff Mtn trail, along first 1/4 mi above hwy Lassen Volcanic National Park 2026 Comment
  UC2042794  Collomia grandiflora Barbara Ertter with Brad Olson 1991-7-4 10232 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mil Creek crossing 0.9 m W of Elder Creek/Riley Ridge junction ca. 27 air miles W of Corning. Comment
  JEPS71066  Collomia tinctoria Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  HSC16940  Collomia tinctoria Larry Berti 1968-7-20 Tehama 5 mi. N of Dales Station Comment
  UC1299525  Collomia tracyi Freed W. Hoffman 1950-7-6 3762 Tehama about 1 mi ne White Rock Guard Station; North Coast Ranges Comment
  SBBG1155  Corallorhiza striata H. and M. Dearing 1938-6-25 2131 Tehama Mineral Comment
  CHSC66578  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald; Lowell Ahart 1996-7-8 7959 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC78395  Cordylanthus pringlei Vernon H. Oswald 2000-7-10 9935 Tehama Forest Route 35 5.3 mi west of Stuart Gap. 1712 Comment
  JEPS68983  Cordylanthus pringlei G. L. Stebbins 1972-8-18 Tehama ridge w Little Red Mountain (near Pole Corral Gap) 1310 Comment
  HSC82449  Cordylanthus pringlei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5045 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  JEPS101504  Cordylanthus tenuis subsp. viscidus Dean W. Taylor 1997-6-10 16049 Tehama Pine Creek, ca. 8 miles west of Cottonwood; along Benson Road 182 Comment
  JEPS66512  Cordylanthus tenuis subsp. viscidus L. R. Heckard and T. I. Chuang 1971-8-15 2769 Tehama 1 mi e Lyonsville road junction (on route 36, w of Mineral) 1219 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
  SEINET12765175  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Hwy 172 to Mill Creek.; 0 1585 Comment
  SEINET5544809  Cornus stolonifera H. S. Gentry, S. Koch 1962-1 19779 Tehama Deer Creek, 4 mi. south of junction of Routes 32 and 89 (or 36). 1219 Comment
  CAS-BOT-BC401886  Corydalis caseana subsp. caseana John Thomas Howell 1960-8-18 36065 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC1515775  Corydalis caseana subsp. caseana Baki Kasapligil 1968-6-20 4286 Tehama near U.S.Forest Service headquarters Mineral (in back yard of Mr. L. Bodine's house) 1524 Comment
  CHSC67469  Crassula tillaea James D. Jokerst 1981-2-23 1250 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  CHSC48141  Crepis occidentalis subsp. conjuncta Vernon Oswald 1986-7-24 2231 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National park. 2773 Comment
  HSC82137  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4933 Tehama Along FS Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CHSC14117  Croton setiger F. T. Griggs 1973-8-7 Tehama 16 miles n of Chico. 200 meters s of Lassen Road 1/4 mile e of Hwy. 99E. At the bottom of an ephemeral pond. Comment
  UCR257987  Croton setiger Ellen Dean, M. Starbuck, DHS Madrigals 2010-8-29 6866 Tehama Northern Sierra Nevada Mtns., western edge of Lake Almanor off Hwy 89 1372 Comment
  CHSC66503  Crucianella angustifolia Vernon H. Oswald 1996-5-20 7612 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 158 Comment
  JEPS94335  Crucianella angustifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8450 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  CHSC112587  Crypsis alopecuroides Lowell Ahart 2013-9-17 19040 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
  JEPS103342  Crypsis alopecuroides Lowell Ahart 2002-11-5 10018 Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, ca 12 miles (air) NW of Orland. 152 Comment
  CHSC65078  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 A Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. 213 Comment
  HSC93245  Crypsis schoenoides Vernon H. Oswald, L. Ahart 1996-9-4 8263 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36 NE of Red Bluff, along Paynes Creek ca. 1 mi. upstream from the old bridge site 131 Comment
  JEPS121181  Crypsis schoenoides Lowell Ahart 2013-8-2 18979 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  SEINET11689134  Crypsis schoenoides Unknown 1982-1 738 Tehama The Nature Conservancy Vina Plains Preserve, NNE of barn in S pasture 63 Comment
  JEPS103392  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, ca 12 miles (air) NW of Orland. 152 Comment
  SEINET11689135  Crypsis vaginiflora Unknown 1982-1 806 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC63216  Cryptantha affinis Lowell Ahart 1994-7-24 7518 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  CHSC80612  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  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
  CHSC84665  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11634 Tehama Lassen National Forest, Ishi Wilderness. Road 28N29. Roadcut on a SW facing slope. 1121 Comment
  RSA97068  Cryptantha crinita J. T. Howell 1954-4-25 29189 Tehama Gravel bar of Dibble Creek, 1.5 miles north of Red Bluff Comment
  CHSC28144  Cryptantha flaccida Robert A. Schlising 1979-4-14 3361 Tehama East of Red Bluff along the Hogsback. S-facing slope in canyon above Antelope Creek. 365 Comment
  CHSC43467  Cryptantha flaccida Lowell Ahart 1979-4-25 1837 Tehama Along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC54094  Cryptantha flaccida Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4605 Tehama Lowrey Rd 0.2 mi southeast of the North Fork of Elder Creek, north of Paskenta. 283 Comment
  CHSC78819  Cryptantha flaccida Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC79261  Cryptantha flaccida B. Castro; L. P. Janeway 2000-4-5 1059 Tehama Vicinity of Orland. 106 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
  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
  CHSC84655  Cryptantha flaccida Samantha Mackey Hillaire; Brian Elliott 2003-5-31 343 Tehama Lassen National Forest, Ishi Wilderness. Along Rancheria Creek Trail, on a S-facing slope. 902 Comment
  JEPS118002  Cryptantha flaccida Lowell Ahart, John Dittes 2011-6-9 17470 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
  JEPS67580  Cryptantha flaccida W. L. Jepson 1899-4-25 21121 Tehama Stivers' Ranch Crane Creek Comment
  SEINET516285  Cryptantha flaccida Vernon H. Oswald 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  CHSC47982  Cryptantha intermedia Vernon Oswald 1988-5-12 3307 Tehama M2 (23N01) 5.7 mi (odometer) w of Paskenta. 512 Comment
  RSA113943  Cryptantha intermedia H. K. Sharsmith 1954-6-24 4342 Tehama Tehama County: SW ridge leading to Eagle Peak, 1 mile below summit, Mendocino National Forest. 1067 Comment
  RSA21496  Cryptantha intermedia C. B. Wolf 1937-5-15 8678 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  CHSC82318  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  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
  JEPS90319  Cryptantha milobakeri Dean William Taylor 1972-6-17 1495 Tehama on Tedoc Mountain, along Wells Creek Wells Creek; Tedoc Mountain, Wells Creek 822 Comment
  CHSC90913  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5438 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC94363  Cryptantha torreyana Lowell Ahart 2006-7-19 13022 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  UC1278102  Cryptantha torreyana Beecher Crampton 1954-6-16 1966 Tehama Whiskey Saddle Mendocino National forest 1438 Comment
  UCSB17377  Cryptantha torreyana Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Ides Cove at the base of Mt. Linn (South Yolla Bolly Peak) 2133 Comment
  CHSC117153  Cryptantha torreyana var. torreyana Lowell Ahart; John Dittes 2016-6-22 21025 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. 908 Comment
  CHSC92719  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1369 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  JEPS39789  Cupressus macnabiana W. Brokenshire Tehama near the Mill Creek rim (near Sunrise Camp of Forest map, Lassen National Forest) Comment
  UCD110846  Cupressus macnabiana Christopher Mallek 2008-1 RR- 1 Tehama Raglin Ridge. 927 Comment
  JEPS106299  Cuscuta californica Lowell Ahart 2004-6-11 11017 Tehama Northwest of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 553 Comment
  RSA66604  Cuscuta californica P. A. Munz 1951-7-25 16894 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  JEPS110379  Cuscuta californica var. breviflora Lowell Ahart 2006-11-9 13256 Tehama Dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC103141  Cuscuta californica var. californica Lowell Ahart; Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  JEPS96036  Cuscuta campestris Vernon H. Oswald and Lowell Ahart 1996-7-8 7981 Tehama along Paynes Creek at the former bridge site at the W end of the gravel road; BLM parcel along Hwy 36 NE of Red Bluff; Hog Lake Plateau; Cascade Range Foothills 97 Comment
  UCD21118  Cuscuta howelliana Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 294 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584437; 4416064. Comment
  UC1197613  Cycladenia humilis var. humilis Charlotte M. Wilder 1912-6-26 1845 Tehama above Deer Creek Meadows Deer Creek Meadows Comment
  CHSC28772  Cymopterus terebinthinus var. californicus J. D. Jokerst 1979-7-16 291 Tehama Lava outcrop at the edge of marshy area s. of Forest Service Trail 3E12, 1.0 mi. W. of trailhead. Turner Mountain. Comment
  HSC9514  Cynodon dactylon L. T. Gault 1964-3-27 35 Tehama Los Molinos South Center Street Comment
  CHSC57351  Cynoglossum grande S. R. Mitchelson 1987-4-12 4 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  CHSC88846  Cynoglossum grande 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
  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
  UCD73354  Cynoglossum occidentale Chuck Hughes 2008-6-22 45 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  CHSC87824  Cynosurus echinatus Lowell Ahart 2004-6-11 11039 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  CHSC96662  Cynosurus echinatus Lowell Ahart 2007-5-8 13750 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC116228  Cyperus acuminatus Lowell Ahart; John Dittes 2015-6-22 20260 Tehama About 1/4 mile north of Lassen Road, dabout 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
  CHSC113025  Cyperus difformis Lowell Ahart 2013-8-2 18980 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC105658  Cyperus eragrostis Lowell Ahart; John Dittes 2010-10-4 17287 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC105656  Cyperus erythrorhizos Lowell Ahart; John Dittes 2010-10-4 17288 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
  RSA0119055  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  SEINET13710860  Cyperus erythrorhizos Lowell William Ahart, Lowell William Ahart 2003-1 10596 Tehama Near Hwy 99 about 5 Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4W) 200 Ft. 61 Comment
  CHSC117724  Cyperus esculentus var. leptostachyus Lowell Ahart; John Dittes 2016-8-25 21314 Tehama Low wet depression along a dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC66887  Cyperus flavescens Vernon H. Oswald; Lowell Ahart 1996-9-4 8270 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  JEPS88142  Cyperus strigosus Vernon H. Oswald and Lowell Ahart 1996-7-8 7952 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood plain of Paynes Creek e. of mouth of intermittent stream crossing the n.e. corner of parcel); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  JEPS103244  Cypselea humifusa Lowell Ahart 2002-11-5 10015 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) NW of Orland. 152 Comment
  CHSC68927  Cystopteris fragilis Vernon Oswald; Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  CHSC9738  Cystopteris fragilis Nancy Mosman 1971-7-17 119 Tehama Ca. 2 ft e of Hwy 32 and 19.6 mi s of Chester. 1066 Comment
  SBBG259  Cystopteris fragilis H. and M. Dearing 1938-6-22 2098 Tehama Deer Crk Falls 1371 Comment
  CAS-BOT-BC70550  Cystopteris fragilis John Thomas Howell 1960-8-18 36069 Tehama Bluff Falls 1981 Comment
  CHSC76532  Damasonium californicum Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 243 Comment
  CAS-BOT-BC192287  Danthonia californica Douglas Barbe 1955-7-16 163 Tehama At Somerset on the southwest slope of the ridge leading to Ovenlid 1767 Comment
  UC1055939  Danthonia unispicata Helen K. Sharsmith 1954-6-24 4348 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UCD61363  Danthonia unispicata Dean W. Taylor 1976-7-9 6037 Tehama At headwaters of Cub Creek. 1859 Comment
  JEPS88589  Daucus pusillus Vernon H. Oswald and Lowell Ahart 1996-5-20 7564 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (near Hwy. 36 at n. tip of parcel); Cascade Range Foothills 201 Comment
  UC1034636  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13051 Tehama w Postpile Camp; Mend. Nat. Forest 1828 Comment
  RSA105462  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13057 Tehama W of postpile Camp Mendocino National Forest 6.1 miles above Whitle Camp 1829 Comment
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Jul 29 2009
  RSA424753  Delphinium hansenii Aaron Liston, M. A. Blumler 1987-4-24 654 -15 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  SEINET5338024  Delphinium hansenii B. Blincoe 1961-4-29 s.n. Tehama 25 miles east of Red Bluff. 914 Comment
  HSC1766  Delphinium hesperium Larry Berti 1969-5-9 64 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC116681  Delphinium nudicaule Lowell Ahart; John Dittes 2016-4-29 20811 Tehama On the east side of the trail, about 150 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  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
  JEPS28463  Delphinium nuttallianum George W. Gillett 1957-8-13 1053 Tehama near Brokeoff Mountain Trail 1/4 mi above Sulphur Works Checking Station; Lassen Volcanic National Park 2072 Comment
  RSA712750  Delphinium nuttallianum L. P. Janeway 2005-6-12 8421 Tehama High Cascade Range, 0.5km N of Wilson Lake. 1628 Comment
  SBBG2203  Delphinium nuttallianum H. and M. Dearing 1938-6-24 3032 Tehama Mineral Comment
  SBBG2204  Delphinium nuttallianum H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC52944  Delphinium variegatum J. D. Jokerst; Howard Wurlitzer 1981-4-5 1303 Tehama South of and adjacent to Lassen Road, 1/4 mi east of Hwy 99. Comment
  SEINET7067165  Delphinium variegatum A. G. Vestal 1947-5-2 s.n. Tehama Roadside about 13.5 miles west of Cottonwood and 0.5 mile north of Route 36. Coordinate datum: NAD27. Comment
  CHSC48692  Delphinium variegatum subsp. variegatum Vernon Oswald 1986-3-6 1046 Tehama Newville (or Garland) Rd., 0.3 mi n of the Glenn-Tehama line. 198 Comment
  CHSC75396  Delphinium variegatum subsp. variegatum Ben Myhre 1997-3-10 17 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UC614384  Delphinium variegatum subsp. variegatum Lincoln Constance, J. L. Morrison 1938-5-1 2179 Tehama Paskenta, Inner North Coast Ranges. 304 Comment
  JEPS105848  Deschampsia danthonioides Lowell Ahart 2004-4-29 10796 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
  JEPS68491  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  JEPS68500  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  UC1146615  Deschampsia elongata Freed W. Hoffman 1947-6-23 1681 Tehama w. Government Flat 796 Comment
  UCD63556  Deschampsia elongata J. M. Tucker; L. K. Mann 1959-7-18 3536 Tehama South Yolla Bolly Mountain. 1920 Comment
  RSA758086  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  CHSC57383  Dicentra formosa S. R. Mitchelson 1987-4-12 5 Tehama Mill Creek Canyon, n side of Mill Creek, ca 1.2 km ene of Black Rock. 624 Comment
  LA85181  Dicentra formosa O. H. Kappler; 1949-7-27 2027 Tehama Lassen National Park, Falls Camp 1950 Comment
  UCD95521  Dicentra formosa S. P. Lynch 1973-6-9 290 Tehama Wells Creek Campground on road to Handy Chrip Camp behind Tedoc Mountains. Comment
  JEPS16231  Dicentra uniflora Joseph Grinnell with Mary E. Grinnell 1928-6-8 Tehama 5 mi n Mineral 1981 Comment
  UC2042812  Dichelostemma capitatum Barbara Ertter 1990-5-13 8946 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
  RSA718218  Dichelostemma congestum Lowell Ahart 2006-7-11 12957 Tehama S of the dirt road, about 50 yrds SE of where the dirt road crosses Colby Creek, about 2 miles (air) SE of Colby Mtn, about 5 miles (air) NE of Butte Meadows. 1519 Comment
  CHSC9288  Dichelostemma multiflorum D. C. Burns 1971-4-6 127 Tehama Abundant along Lassen rd., 5 yds. N of rd. and ca. 3.3 mi w of the intersection of Meridian rd and Lassen rd. 76 Comment
  UC1053442  Dichelostemma multiflorum Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3129 Tehama 1 mi w Paskenta-Newville road junction (w Tehama County) Comment
  UC765920  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama above Paskenta (on road to Covelo) Comment
  RSA90478  Dichelostemma volubile Milo S. Baker 1953-5-10 12604 Tehama W of Paskenta along logging road between 7 and 8 mile posts. Comment
  CAS-BOT-BC290950  Dieteria canescens var. shastensis Freed Hoffman 1949-7-21 2833 Tehama Tedoc Gap, extreme nw. Tehama Co. 1371 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
  CHSC79579  Diplacus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
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Mar 10 2006
  CAS-BOT-BC154014  Diplacus torreyi A. A. Heller 1938-6-22 15176 Tehama Along Highway #36 near Deer Creek Lodge 1463 Comment
  SBBG21897  Diplacus torreyi D. Myrick 1964-7-18 865 Tehama St Hwy 36, near south entrance to Mt. Lassen Highway 1371 Comment
  UC429276  Disporum hookeri Mrs. C. M. Wilder 1912-6-24 Tehama Upper Deer Creek Trail Comment
  SEINET198079 Image available Dodecatheon alpinum Louise Kellogg 1952-7-14 42 Tehama Mendocino National Forest; Square Lake Trail from Ovenlid toward South Yolla Bolly Mountain. 1829 Comment
  CHSC13890  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama 2.6 mi e on Vina road from hwy 99 to Reed Orchard Road; 0.8 mi e on Reed Orchard Road in cow pasture. Comment
  CHSC28848  Dodecatheon clevelandii subsp. patulum D. L. Daniels 1979-4-7 16 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 Comment
  CHSC41085  Dodecatheon clevelandii subsp. patulum Pauleen Broyles 1982-2-2 309 Tehama The Nature Conservancy Vina Plains Preserve. Open slope ca 300 m south of Lassen Road. Comment
  HSC89734  Dodecatheon clevelandii subsp. patulum Robin Bencie, James Jones, Rich Dwerlkotte 1989-3-31 6 Tehama Hwy. 36, approx. 11 mi. E of Sacramento River in Red Bluff 274 Comment
  HSC17885  Dodecatheon hendersonii W. R. Rogers 1965-4-25 281 Tehama Hwy. 36, 4 mi. W of Mineral 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
  CHSC41094  Dopatrium junceum Pauleen Broyles 1982-7-27 809 Tehama Standing or slow-moving water of irrigation ditch ca 100 m south of Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS76640  Downingia bacigalupii L. R. Heckard 1972-6-18 2985 Tehama sw of Tedoc Mt. 1371 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
  CHSC31134  Downingia bicornuta W. F. Babb 1980-4-26 14 Tehama On the e side of Leininger Rd. ca. 600 m from its junction with Hwy 99E ca. 25.5 km n of Chico. Comment
  CHSC40710  Downingia bicornuta Pauleen Broyles 1982-4-28 478 Tehama The Nature Conservancy Vina Plains Preserve. Wallow in bed of irrigation ditch below holding dam. 65 Comment
  CHSC64702  Downingia bicornuta var. bicornuta Vernon H. Oswald 1995-5-2 6704 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. On the w side of Dales Lake. 213 Comment
  JEPS108507  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-6-9 208 -95 Tehama Hog Lake. Along Rt. 36, about 9 mi NE of Red Bluff. Comment
  UC764502  Downingia bicornuta var. bicornuta R. F. Hoover 1936-5-21 1175 Tehama 5 mi s Cottonwood 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
  CHSC79103  Downingia cuspidata B. Castro; L. P. Janeway 2000-4-5 1057 Tehama Vicinity of Orland and Highway I-5. 109 Comment
  UCD80191  Downingia cuspidata CNPS SN Foothill Team 2005-5-10 SNFN 0237 Tehama BLM Hog Lake/Paynes Creek, Hog Lake Platea, west of Hog Lake. 263 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
  RSA565070  Downingia insignis D. W. Taylor 1992-5-14 13438 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  CHSC66011  Downingia ornatissima var. ornatissima Vernon H. Oswald; Lowell Ahart 1996-4-29 7466 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Near the W boundary. 103 Comment
  CHSC65723  Downingia pusilla Vernon H. Oswald 1996-4-3 7310 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the s side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. Locally abundant on the drying bed of a shallow, vernally flooded drainage ca. 100 ft. S of the intermittent stream and ca. 0.2 mi E of the dirt lane along the W. side of the parcel. 103 Comment
  CDA15515  Draba verna R. L. Green 1999-5-6 PDR 1231337 Tehama North Coast Ranges; Red Bluff. 0 Comment
  UCD115568  Draba verna R. N. Raynor; W. S. Ball 1940-4-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  CHSC46119  Draba verna var. aestivalis L. P. Janeway; Oscar V. Janeway 1989-4-15 3218 Tehama Deer Creek Meadows; along hwy 32 ca 3/4 mi SW of jct with hwy 36/89. Upper part of mdw. 1402 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
  JEPS97458  Draba verna var. aestivalis Vernon H. Oswald and L. Ahart 1995-2-13 6482 Tehama Dales Lake Ecological Reserve. Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 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
  JEPS44201  Drymocallis hansenii Jos. Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  CHSC66878  Dysphania ambrosioides Vernon H. Oswald; Lowell Ahart 1996-9-4 8261 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Scattered plants on gravel bars along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  UC1949075  Dysphania botrys Barbara Ertter with Brad Olson 1991-7-5 10320 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC88521  Echinochloa crus-galli Jenny Marr; L. P. Janeway, B. Castro, Caroline Warren 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek, Long Gulch, and Cooks Ridges. Along south bank of creek. 335 Comment
  HSC38738  Echinochloa crus-galli A. M. Montalvo, J. D. Ackerman 1975-7-17 570 Tehama 14.5 miles E of Shasta-Tehama Co. line, Hwy. 36 Comment
  HSC93246  Echinochloa crus-galli Vernon H. Oswald, L. Ahart 1996-9-4 8250 Tehama Cascade Range Foothills, along Hwy. 36 NE of Red Bluff. 183 Comment
  CHSC116226  Echinodorus berteroi Lowell Ahart; John Dittes 2015-6-22 20259 Tehama Drying strand of a man made pond, about 1/4 mile north 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
  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
  JEPS117354  Elatine brachysperma Lowell Ahart, John Dittes 2010-7-17 16845 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  JEPS118005  Elatine californica Lowell Ahart, John Dittes 2011-6-9 17448 Tehama Rio De Los Molinos Land Grant. In shallow water or on wet bare sandy soil, bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  CHSC66888  Eleocharis acicularis Vernon H. Oswald; Lowell Ahart 1996-9-4 8253 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  UCD80273  Eleocharis acicularis CNPS SN Foothill Team 2006-5-3 SNNR 1075 Tehama TNC Easement Leininger Ranch. 390 Comment
  CAS-BOT-BC113745  Eleocharis acicularis Philip Alexander Munz 1951-7-25 16874 Tehama On drying, stony bare flat near small stream, 1 mi. E of Square Lake, South Yolla Bolly Mts. 2133 Comment
  JEPS115341  Eleocharis bella Lowell Ahart, Josephine Guardino 2009-9-6 16365 Tehama East of the enclosure, meadow, along a small stream that flowers into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  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
  JEPS88141  Eleocharis macrostachya Vernon H. Oswald and Lowell Ahart 1996-7-8 7969 Tehama NE of Red Bluff (flood plain of Paynes Creek, E of mouth of the intermittent stream crossing NE corner of BLM parcel along Hwy 36); Cascade Range Foothills, Hog Lake Plateau 158 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
  JEPS19322  Eleocharis parishii W. L. Jepson 1929-9-27 15282 Tehama Manton 853 Comment
  CAS-BOT-BC203840  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC76160  Elymus caput-medusae G. F. Hrusa; J. Hart 1998-5-10 14440 a Tehama Northern Sacramento Valley. Among vernal pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area +/- 1 mi. W of Paskenta Rd. 100 Comment
  HSC102681  Elymus caput-medusae J. P. Smith 2013-5-5 13695 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  CDA31718  Elymus elymoides subsp. californicus L. Ahart 2001-6-8 8806 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC87966  Elymus elymoides subsp. californicus Lowell Ahart 2004-6-18 11108 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 883 Comment
  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
  CDA31709  Elymus glaucus subsp. glaucus L. Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC88536  Elymus glaucus subsp. glaucus Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  JEPS88251  Elymus multisetus Vernon H. Oswald and Lowell Ahart 1996-5-20 7594 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (upper bank of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CAS-BOT-BC204309  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-8-20 36220 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  UC1010356  Emmenanthe penduliflora Keith Wagnon 1953-5-3 12664 Tehama West of Paskenta (along logging road) Comment
  CHSC94304  Epilobium brachycarpum Lowell Ahart 2006-7-26 13075 Tehama On the west edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 mile (air) northeast of Butte Meadows. 1518 Comment
  CHSC109234  Epilobium campestre Robert Fischer 2012-6-3 1058 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit, adjacent to seasonal farm pond. 57 Comment
  HSC24235  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on Hwy. 32, 15 mi. E of Lomo Comment
  CHSC56560  Epilobium ciliatum subsp. ciliatum Steven Triano 1988-9-18 259 Tehama Ca 25 ft w of Hwy. 32 and 32.4 mi n of its jct. with Hwy. 99. 1109 Comment
  RSA699607  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  UC1037388  Epilobium ciliatum subsp. glandulosum Douglas Barbe 1955-7-21 233 Tehama w and s shores Square Lake (w Tehama Co.) 2103 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
  RSA66612  Epilobium ciliatum subsp. glandulosum P. A. Munz 1951-7-25 16904 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2134 Comment
  CHSC109233  Epilobium cleistogamum Robert Fischer 2012-6-3 1059 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit. 59 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
  CDA38095  Epilobium cleistogamum Ken Fuller & T. C. Fuller 1990-7-14 s.n. Tehama Vina Plains, east side of Highway 99E. 0 Comment
  CHSC106145  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  CHSC88292  Epilobium densiflorum Lowell Ahart 2004-6-28 11140 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC64628  Epilobium foliosum Vernon H. Oswald; Lowell Ahart 1995-4-25 6691 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the n edge of the basalt ridge crossing the nw corner of the reserve. 204 Comment
  SEINET6637330 Image available Epilobium hallianum Louise Kellogg 1952-7-15 54 Tehama North Coast Ranges; Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly S of South Yolla Bolly Mountain 2134 Comment
  UC505329  Epilobium hallianum Mrs. H. P. Bracelin 1932-7-23 663 Tehama n side of buildings Mineral 1524 Comment
  CHSC84613  Epilobium hornemannii subsp. hornemannii Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10522 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CHSC86563  Epilobium minutum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  JEPS103345  Epilobium minutum Lowell Ahart 2002-4-27 9569 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
  RSA90799  Epilobium minutum Milo S. Baker, H. K. Wagnon 1953-6-21 12767 Tehama Logging road west of Paskenta near Henderson s Canyon and 18 mi. post 1524 Comment
  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
  JEPS119868  Epilobium pallidum Lowell Ahart 2012-6-2 18145 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS38222  Epilobium pallidum W. L. Jepson 1938-6-10 18976 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  UCD80485  Epilobium pallidum CNPS SN Foothill Team 2005-6-15 SNNR 0253 Tehama CDFG Tehama Wildlife Area. 581 Comment
  JEPS38213  Epilobium pallidum Mrs. S. A. Long 1938-5-16 Tehama betw. Red Bluff and Henleyville Comment
  CHSC105502  Epilobium torreyi Lowell Ahart; John Dittes 2010-7-17 16866 Tehama On dry red rocky soil, near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CDA38096  Epilobium torreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2672 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  UC1736444  Epipactis gigantea Dean W. Taylor 1972-6-18 1524 Tehama Wells Creek campground, on east side of Mt. Tedoc 914 Comment
  UCD147036  Epipactis gigantea Robert E. Preston 2012-6-18 2878 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  UCD135419  Equisetum hyemale P. Thompson 1996-4-28 46 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  CHSC9737  Equisetum hyemale subsp. affine Nancy Mosman 1971-7-17 118 Tehama Along Deer Creek ca. 75 ft w of Hwy 32 and 19.2 mi s of Chester. 1219 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
  CDA31776  Eragrostis pectinacea var. pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  HSC93481  Eragrostis pectinacea var. pectinacea G. Fred Hrusa 1996-8-17 13507 Tehama Blue Tent Creek, downstream from Jelly's Ferry Rd. crossing and adjacent to I-5 61 Comment
  RSA756338  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  SEINET4344383 Image available Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, and Dawn Espindola 1989-10-21 8890 Tehama S. side of N. W. arm of Black Butte Lake W. of Orland 152 Comment
  CAS-BOT-BC287469  Ericameria greenei John Thomas Howell 1960-8-19 36191 Tehama Lassen Volcanic National Park. Brokeoff Mt 2804 Comment
  CAS-BOT-BC287470  Ericameria greenei John Thomas Howell 1960-8-19 36157 A Tehama Lassen Volcanic National Park. Brokeoff Mt 2682 Comment
  CHSC105906  Ericameria greenei B. Castro; L. P. Janeway 1999-8-23 1034 E Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  CHSC32818  Ericameria linearifolia Brian H. McMurtry 1979-4-7 1 Tehama Ca. 2mi. se of Paskenta on Round Valley Rd. Comment
  CHSC85299  Ericameria nauseosa var. speciosa John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 799 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  CHSC53996  Erigeron divergens Vernon H. Oswald; Lowell Ahart 1991-5-9 4562 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. West edge of Paynes Creek, ca. 1000 ft upstream from the Sacramento River. 91 Comment
  JEPS41403  Erigeron glacialis var. glacialis Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2438 Comment
  UC896077  Erigeron glacialis var. glacialis Alice Eastwood Aug 22 1912-Aug 26 1912 1829 Tehama trail from Lassen Butte to Morgans springs Comment
  JEPS29564  Erigeron inornatus var. inornatus John Thomas Howell 1960-8-20 36222 Tehama Morgan Morgan. Near Lassen Volcanic National Park 1219 Comment
  CHSC64943  Erigeron reductus var. angustatus Vernon H. Oswald; Lowell Ahart 1995-7-12 7028 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC102453  Eriodictyon californicum L. P. Janeway; B. Castro 2009-4-25 9765 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  CHSC60282  Eriodictyon californicum L. P. Branham 1975-5-1 25 Tehama Ca. 15 m e Tombs Camp Rd and 2.6 mi w of Paskenta. 350 Comment
  CAS-BOT-BC248815  Eriogonum compositum var. compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama On ridge ca. 1/4 mile east of summit of South Yolla Bolly Mountain 2377 Comment
  CHSC76526  Eriogonum dasyanthemum Heidi West; Caroline Warren 1999-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. On side of road in shale ruts. 335 Comment
  CHSC78389  Eriogonum dasyanthemum Vernon H. Oswald 2000-7-10 9939 Tehama Forest Route 35 at Stuart Gap. 1530 Comment
  JEPS98966  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA0081455  Eriogonum dasyanthemum Barbara J. Ertter, Brad Olson 1991-7-5 10321 Tehama Metzger Ranch at confluence of Big and Little Crane creeks (='Stiver's Ranch'), about 15 air miles west-northwest of Red Bluff. 213 Comment
  RSA666422  Eriogonum dasyanthemum Barbara J. Ertter 1991-9-2 10792 Tehama Round Valley - Paskenta road (Rt M4) 8.8 miles west of Newville Road junction, ca. 8 air miles SW of Paskenta 915 Comment
  RSA90844  Eriogonum dasyanthemum Milo S. Baker, H. K. Wagnon 1953-5-31 12712 Tehama Logging road west of Paskenta near 5 mile post. Comment
  SBBG61969  Eriogonum dasyanthemum unknown 1924-9-20 Tehama Corning Comment
  SEINET1910011  Eriogonum dasyanthemum Barbara Ertter 1991-1 10791 Tehama sw Tehama Co.: Round Valley - Paskenta road (Rt M4) 12.2 mi W of Newville Road jct, ca 9 airmiles WSW of Paskenta 1219 Comment
  UC1949195  Eriogonum dasyanthemum Barbara Ertter with Brad Olson 1991-6-4 10183 Tehama Toomes Camp Rd (Mendocino FR 23N01) 5.3 mi W of Paskenta, ca 22 airmiles W of Corning Comment
  SEINET3026120 Image available Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1390 Comment
  UC1299725  Eriogonum libertini Freed W. Hoffman 1950-7-6 3693 Tehama 1.4 mi e Red Mt. Guard Station (roadside, White Rock to Red Mountain) Comment
  SEINET10858520 Image available Eriogonum libertini James L. Reveal 1978-7-19 Reveal 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, on a west facing serpentine slope in reddish soil associated with pine, oak, and manzanita. 1387 Comment
  CAS-BOT-BC259372  Eriogonum lobbii P. A. Munz 1951-7-26 16924 Tehama East flank of South Yolla Bolly Pk. 2346 Comment
  CHSC85275  Eriogonum lobbii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 809 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake; downslope of trail. 2147 Comment
  SD22380  Eriogonum luteolum Susan G. Stokes 1932-7-15 Tehama So. of Red Bluff Comment
  CHSC64984  Eriogonum luteolum var. luteolum Vernon H. Oswald; Lowell Ahart 1995-7-12 6992 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. Roadside. 871 Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  CHSC90897  Eriogonum nudum var. nudum Niall McCarten 1986-6-11 5313 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC66635  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1996-7-15 8058 Tehama W side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. 1389 Comment
  CHSC87004  Eriogonum nudum var. pubiflorum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  UCR265187  Eriogonum nudum var. pubiflorum Barbara Ertter, Brad Olson 1991-7-4 10184 Tehama Toomes Camp Road (Mendocino Forest Road 23N01), 5.3 mi west of Paskenta, c. 22 air miles west of Corning 457 Comment
  HSC95442  Eriogonum roseum L. Ahart, John Dittes 2003-9-17 10587 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CAS-BOT-BC269978  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-25 16893 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  RSA66603  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-25 16893 Tehama 1 mile E of Square Lake. 2134 Comment
  UC1002622  Eriogonum spergulinum var. reddingianum Milo S. Baker and H. K. Wagnon 1953-7-11 12831 Tehama 1.9 mi above Whitlock Camp 1371 Comment
  JEPS56416  Eriogonum tripodum W. L. Jepson 1938-6-10 18982 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  RSA0081460  Eriogonum tripodum Barbara J. Ertter, Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 854 Comment
  CAS-BOT-BC267486  Eriogonum umbellatum H. F. Copeland 1920-7-17 96 Tehama On top of Butt Mt 1828 Comment
  CHSC61664  Eriogonum umbellatum var. smallianum Vernon H. Oswald; Lowell Ahart 1993-9-2 5899 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CAS-BOT-BC262283  Eriogonum ursinum George W. Gillett 1957-8-13 1065 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2514 Comment
  UC54219  Eriogonum ursinum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4405 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCR111230  Eriogonum ursinum var. ursinum H. Dearing, M. Dearing 1938-6-25 2127 Tehama Northern Sierra Nevada Mtns., Battle Creek 1483 Comment
  CHSC77363  Eriogonum wrightii var. trachygonum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. On hills of conglomerate rock. 274 Comment
  CHSC95421  Eriophyllum lanatum var. grandiflorum J. Molter 2002-6-6 CA 360 -002 Tehama Tehama County. Along Sacramento River approx. 1.2 km upriver from Perry's Riffle parking area and approx. 240 m south of the river. 121 Comment
  HSC74987  Eriophyllum lanatum var. grandiflorum J. P. Smith, Thomas W. Nelson 1979-6-25 10202 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  LA203610  Eriophyllum lanatum var. grandiflorum Lincoln Constance; 1933-7-5 E 118 Tehama 3 mi. W of Mineral Comment
  SBBG8179  Eriophyllum lanatum var. integrifolium H. and M. Dearing 1938-6-25 3031 Tehama Battle Crk Comment
  CHSC64392  Erodium brachycarpum Vernon H. Oswald; Lowell Ahart 1995-3-6 6516 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. Collected along a rocky roadcut near the ne tip of the reserve but common and widespread. 228 Comment
  CHSC102459  Erodium cicutarium L. P. Janeway 2009-6-21 9817 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  JEPS97467  Erodium cicutarium Vernon H. Oswald and L. Ahart 1995-3-6 6517 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
  HSC8484  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1859 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC90405  Erodium cicutarium Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 21 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  UC1392808  Eryngium castrense R. F. Hoover 1968-5-27 11102 Tehama 10 mi. w. Corning Comment
  SEINET5342744  Erysimum capitatum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CHSC116682  Erysimum capitatum var. capitatum Lowell Ahart; John Dittes 2016-4-29 20809 Tehama On east side of the trail, about 150 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC21476  Erysimum capitatum var. capitatum M. S. Taylor 1975-7-17 858 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwy 32, 36, and 89. 1828 Comment
  UC1543773  Erysimum perenne Harold and Virginia Bailey 1948-8-27 3055 Tehama Loop Hwy overlooking Sulphur Creek (below Sulphur Works); Lassen Volcanic National Park 2072 Comment
  SEINET14063517 Image available Erythranthe Leila M. Shultz 1990-1 11317 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  SBBG119988  Erythranthe breweri L. Ahart 2006-7-19 13035 Tehama E side of Colby Crk, ca 2 air mi SE of Colby Mtn, ca 5 air mi NE of Butte Meadows 1525 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
  CHSC92786  Erythranthe glaucescens John Dittes; Josephine Guardino 2005-4-13 1073 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
  CHSC105218  Erythranthe guttata Lowell Ahart; John Dittes 2010-7-19 16902 Tehama About 5 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC118052  Erythranthe guttata Daphne K. Christopher; Lowell Ahart, John Dittes and Hanna Stevens 2003-4-17 190 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC84390  Erythranthe guttata Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10534 Tehama Along and in a small streamlet, on both sides of the trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. 2118 Comment
  UC2046331  Erythranthe guttata Barbara Ertter with James Shevock 1993-4-30 11639 Tehama Jellys Ferry Road ca. 1 mile SE of Battle Creek, ca. 12 air miles north of Red Bluff. Comment
  CHSC42217  Erythranthe nasuta Karen Hamilton 1986-3-22 11 Tehama 137 Comment
  SEINET13733409 Image available Erythranthe tilingii Louise Kellogg 1952-1 85 Tehama North Coast Ranges: Mendocino National Forest; Near Squaw Camp and Pole Corral on Boswell Ridge Directly south of South Yolla Bolly Mountain. 2134 Comment
  CHSC65711  Erythronium multiscapideum Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7263 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek in the NE corner of the parcel. 152 Comment
  JEPS118189  Erythronium purpurascens Dean W. Taylor 2004-5-26 19073 Tehama Turner Mountain, Forest Road 29N48 0.3 mi S of crossing of Antelope Creek (ca. 5 air miles SSW of Mineral) 1676 Comment
  JEPS61872  Erythronium purpurascens Joseph Grinnell 1928-6-8 Tehama 6 mi n Mineral 1828 Comment
  JEPS21008  Eschscholzia caespitosa W. L. Jepson 1899-4-27 Tehama Salt Gulch Greasewood Hills, drainage of the Cold Fork of Cottonwood Cr (e foothills of Yollo Bolly Range) 609 Comment
  HSC1826  Eschscholzia caespitosa Larry Berti 1969-3-15 1 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  LA206221  Eschscholzia caespitosa Carl B. Wolf; 1937-5-16 8701 Tehama Red Bluff - Susanville Road, 2.3 mi. below Paynes Creek P. O 365 Comment
  CAS-BOT-BC402932  Eschscholzia californica A. A. Heller 1922-5-13 13624 Tehama Along the highway between Dairyville and Red Bluff at the Cone ranch Comment
  OBI11783  Eschscholzia hypecoides Carl B. Wolf 1937-5-16 8701 Tehama Northern Sierra Nevada Foothills, Red Bluff-Susanville rd, 2-3/10 mi below Paynes Crk P.O 366 Comment
  CHSC65663  Eschscholzia lobbii Vernon H. Oswald 1996-3-20 7243 Tehama Thomas Creek Ecological Reserve. Northwest side of Sacramento Valley. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. Collected at the junction of the intermittent stream and the dirt lane. 106 Comment
  CHSC96521  Eschscholzia lobbii Lowell Ahart 2007-5-8 13744 Tehama Along flood plain of Dibble Creek, about 100 yards norht of Highway 36, about 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS113131  Eschscholzia lobbii Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13621 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  HSC16774  Eschscholzia lobbii John L. Heywood, D. H. Norris 1968-3-31 1873 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  UCD142601  Euphorbia maculata John Thomas Howell 1960-7-24 36004 Tehama 10 miles northeast of Red Bluff. Comment
  CDA33898  Euphorbia oblongata Ed Finley & Dave Stoffel 2010-5-5 PDR# 1303789 Tehama In the vicinity of Los Molinos. East of the Sacramento River, south of Aramayo Way. 0 Comment
  CAS-BOT-BC202416  Euphorbia ocellata Milo S. Baker 1947-8-14 11999 Tehama Ca. 4 mi N.E. of Red Bluff on Rd. to Mineral Comment
  RSA609444  Euphorbia peplus L. C. Wheeler 1958-7-31 7359 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  UCD104401  Euphorbia serpillifolia Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6863 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS123943  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20407 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  JEPS94247  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-14 9040 Tehama Highway 36 w of Red Bluff, 1.3 mi w of Cannon Road Red Bluff; Highway 36 274 Comment
  CAS-BOT-BC310511  Eurybia integrifolia John Thomas Howell 1960-8-19 36130 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  RSA768937  Euthamia occidentalis L. Ahart, John Dittes 2010-10-4 17279 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  UCD159492  Euthamia occidentalis D. S. Park 2010-8-25 243 Tehama Along banks of Sacramento River in Tehama County River Park. 58 Comment
  HSC74978  Festuca californica J. P. Smith, Thomas W. Nelson 1979-6-24 10190 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  RSA700504  Festuca californica L. P. Janeway 2001-6-10 7149 Tehama North Yolla Bolly quad (1:25,000); High North Coast Ranges. Slope above road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  CHSC65003  Festuca idahoensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7046 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  RSA141293  Festuca idahoensis J. M. Tucker, L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1921 Comment
  CHSC91137  Festuca occidentalis David Isle 1995-5-2 1046 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail (east of Mud Flat Cpgd and north of road 23N32). 597 Comment
  UCD66129  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on rte. 32 banks above Deer Creek. Comment
  RSA93470  Festuca occidentalis Milo S. Baker, H. K. Wagnon 1953-7-12 12850 Tehama County Road, 3 to 6 miles beyond Whitlock Camp. 1524 Comment
  JEPS122131  Festuca perennis Lowell Ahart, John Dittes 2014-5-16 19490 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CAS-BOT-BC459447  Fragaria virginiana subsp. platypetala Saichi Kawahara 1968-5-5 408 Tehama Meadow on Highway 89, St. Bernard, 1 mile west of Plumas County line 1478 Comment
  CAS-BOT-BC447520  Fragaria virginiana var. platypetala C. R. Quick 1950-6-17 50 -26 Tehama Adjacent to Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest Comment
  CAS-BOT-BC53830  Frangula californica subsp. tomentella Alice Eastwood 1912-8-22 1927 Tehama Lassen Butte Region - near Payne Creek Comment
  CAS-BOT-BC53874  Frangula californica subsp. tomentella Carl B. Wolf 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the Red Bluff - Susanville Road 655 Comment
  LA207671  Frangula californica subsp. tomentella C. B. Wolf; 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the red bluff- Susanville rd 655 Comment
  HSC59877  Frangula californica subsp. tomentella J. P. Smith, J. O. Sawyer 1975-6-1 8176 Tehama Hwy. 36, 12 mi E of the John Tanner Bridge Comment
  UC1949133  Frasera speciosa Barbara Ertter with Brad Olson 1991-7-6 10425 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CAS-BOT-BC376597  Fraxinus dipetala Andrew Townesmith; Karen M. Meyer 2007-8-5 905 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
  CHSC77604  Fraxinus dipetala B. Castro; L. P. Janeway 1999-6-9 968 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks. 265 Comment
  JEPS88446  Fraxinus dipetala Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7269 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. 213 Comment
  CAS-BOT-BC212400  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama Near 8 mi. post, logging road west of Paskenta Comment
  CAS-BOT-BC212404  Fremontodendron californicum David D. Keck 1944-7-8 5457 Tehama 8 mi. E. of Payne Creek on plateau S. of South Fork of Battle Creek 975 Comment
  CAS-BOT-BC212410  Fremontodendron californicum Ethel Wickes 1917-8-1 s.n. Tehama Near Red Bluff Comment
  CHSC3401  Fremontodendron californicum subsp. californicum Alice L. Stoll 1966-4-30 145 Tehama Alongside Highway 36 on dry slope 5 miles S. E. of Paynes Creek and 15 miles N.W. of Mineral. Comment
  CHSC68601  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1997-5-14 8412 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  CHSC77470  Fremontodendron californicum subsp. californicum David Isle 1990-5-2 Tehama 7 miles west of Paskenta on east edge Rd 23N01. 762 Comment
  CHSC80287  Fremontodendron californicum subsp. californicum L. P. Janeway 1999-6-19 6471 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  UCD112389  Fritillaria Christopher Mallek 2008-5-7 RR4- 9 Tehama Raglin Ridge. 927 Comment
  UC2042999  Fritillaria atropurpurea Barbara Ertter 1990-5-13 8957 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, open W-facing bank above Mill Creek. Comment
  RSA66643  Fritillaria glauca Philip A. Munz 1951-7-26 16928 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  UC1001302  Fritillaria glauca Louise Kellogg 1952-7-12 26 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area, Mendocino National Forest South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 2438 Comment
  CHSC40845  Fritillaria pluriflora Pauleen Broyles 1982-3-12 330 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  RSA126013  Fritillaria recurva E. K. Balls 1957-5-23 22521 Tehama Alder Camp, Highway 32, about 6 miles southwest from junction with Highway 89 1189 Comment
  UCD139680  Fritillaria recurva Shawn Gleason 1974-4-29 2 Tehama 9.1 miles west of junction of Highway 35 and 89 on Highway 32, 20 feet from creek. 1100 Comment
  HSC71844  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5850 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  UC1019543  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama on ridge directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC64989  Galium ambiguum var. ambiguum Vernon H. Oswald; Lowell Ahart 1995-7-12 7041 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
  CHSC80685  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS52792  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3995 Tehama Toomes Camp Rd w Paskenta 701 Comment
  CHSC48879  Galium aparine Vernon Oswald 1988-6-27 3527 Tehama Trail between Ides Cove Trailhead and 25N16 along the E side of the Yolla Bolly - Middle Eel Wilderness W of Paskenta. 2133 Comment
  CHSC64558  Galium aparine Vernon Oswald; Lowell Ahart 1995-4-3 6595 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. On top of the basalt ridge crossing the NW corner of the reserve. 201 Comment
  JEPS13239  Galium bifolium Rimo Bacigalupi 1955-7-17 5340 Tehama ridge-top close to head of Snake Ridge ((lateral ridge)); Mendocino Nat'l Forest 1874 Comment
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Jun 15 2007
  RSA26305  Galium bifolium Alice Eastwood, John T. Howell 1941-7-9 9786 Tehama Government Flat Comment
  UC1619977  Galium bolanderi Barbara Ertter with James R. Shevock 1992-6-14 11145 Tehama 7 air mi nw of town of Paynes Creek (Lanes Valley Road 2.3 mi s of Route 46 (Manton Road)); Lanes Valley Road 457 Comment
  JEPS52689  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4008 Tehama on White Rock rd. 0.3 mi from Hwy 36 (w of Harrison Gulch Ranger Station) 609 Comment
  CHSC105741  Galium boreale subsp. septentrionale David Isle 1992-9-1 1793 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Adjacent Road 23N25, N. aspect below Sugar Springs Campground. Comment
  SD70513  Galium grayanum subsp. grayanum F. Ehrendorfer, Stebbins, Dempster 1959-9-27 5965 Tehama Lassen National Park, Brokeoff Mountain Comment
  UCD73353  Galium grayanum var. grayanum Chuck Hughes 2008-6-22 44 Tehama A few feet from summit of Mount Linn. 2464 Comment
  RSA202653  Galium grayanum var. grayanum F. Ehrendorfer, G. Ledyard Stebbins, Dempster 1959-9-27 5965 Tehama Lassen National Park. Brokeoff Mtn. Comment
  UC102577  Galium grayanum var. nanum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UCD80733  Galium parisiense CNPS SN Foothill Team 2005-6-13 SNNR 0189 Tehama CDFG, Tehama Wildlife Area. 856 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
  UCR130064  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6909 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CAS-BOT-BC199061  Garrya congdonii R. Bacigalupi 1934-5-29 2411 Tehama On Paskenta Grade, along road from Paskenta to Covelo Comment
  UCD121085  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 703 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  SDSU7176  Garrya fremontii R. Dixon 1942-8-9 3324 Tehama Cobby Montain. 1524 Comment
  UCD75788  Gastridium phleoides John C. Tothill 1959-5-1 s. n. Tehama 5 mi. north of Paskenta. Comment
  SEINET11688670  Gastridium phleoides Unknown 1982-1 665 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Road 66 Comment
  UCSB38073  Gayophytum diffusum Lewis, Harlan; Lewis, Marjorie 1962-8-15 Tehama Hwy. 36 at the junction with the road to Mill Creek, south of Mount Lassen 1463 Comment
  RSA647852  Gayophytum diffusum subsp. diffusum James Buel 1957-6-30 139 Tehama Tehama County: Turner Mt. Trail, Lassen National Forest Comment
  CAS-BOT-BC231523  Gayophytum heterozygum Ellen Dean; M. Starbuck; DHS Madrigals 2010-8-29 6851 Tehama Western edge of Lake Almanor off Hwy 89 1371 Comment
  SD148101  Gayophytum heterozygum G. K. Helmkamp, E. A. Helmkamp 2001-7-7 6901 Tehama Sierra Nevada Mountains: CA-36 at Gurnsey Crk (about 2 mi N of junction with CA-32) Comment
  UCSB19405  Gayophytum humile Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  JEPS31404  Gentiana newberryi Jos. Grinnell 1925-6-21 Tehama Mineral Comment
  UCD103297  Geranium carolinianum Leland Frey 1950-4-25 s.n. Tehama Red Bluff. Comment
  CHSC40817  Geranium dissectum Pauleen Broyes 1982-4-30 498 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool just nw of barn in s pasture. 62 Comment
  HSC65830  Geranium dissectum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 76 Tehama 0.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS94588  Geum macrophyllum Vernon Oswald and Lowell Ahart 1997-7-7 8709 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, e of Rat Trap Gap, n side of Wilderness) 1524 Comment
  UC54343  Geum macrophyllum var. perincisum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4333 Tehama near Morgan (Mount Lassen, Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  SEINET10780689 Image available Gilia achilleifolia John C. Fremont 1846-4-11 Fremont s.n. Tehama Mill Creek of the Sacramento. Fremont's Expedition to California,1845-7. Comment
  RSA123782  Gilia sinistra subsp. pinnatisecta G. D. Barbe 1955-7-17 212 Tehama At Cold Springs Camp. 1890 Comment
  UC1618377  Gilia sinistra subsp. sinistra Barbara Ertter 1991-9-2 10767 Tehama 16 air mi e of Covelo (0.5 mi n of Wells Cabin Campground on ridge road, springs at head of Burnt Creek on e side of Anthony Peak, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  CHSC41023  Gilia tricolor Pauleen Broyles 1982-4-15 419 Tehama The Nature Conservancy Vina Plains Preserve. Slope ca 150 m south of Lassen Rd and 150 m east of Hwy 99. 66 Comment
  CHSC42229  Gilia tricolor Karen Hamilton 1986-3-22 8 Tehama 137 Comment
  CHSC59780  Gilia tricolor Thomas J. Hart 1984-3-18 7 Tehama Ca. 50 m e of the intersection of South Center and Tehama Vina roads, Los Molinos. 72 Comment
  JEPS85982  Gilia tricolor subsp. diffusa W. L. Jepson 1932-5-9 16439 Tehama ne Red Bluff; ne of Red Bluff 137 Comment
  CHSC102354  Gilia tricolor subsp. tricolor L. P. Janeway 2009-3-28 9657 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  JEPS88249  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1996-5-20 7593 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC43067  Githopsis specularioides Pauleen Broyles 1987-4-6 948 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m north of the barn in the south pasture, on a mound at the east side of a large vernal pool. 63 Comment
  CHSC66012  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1996-4-15 7379 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Road. NW of Corning. Northwest side of Sacramento Valley. Growing on a large meander plain of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  CHSC81478  Githopsis specularioides Julie Rose 2000-4-11 70 Tehama Hogs Lake Plateau. 262 Comment
  JEPS105985  Githopsis specularioides Lowell Ahart 2004-4-29 10795 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  SEINET10972187  Githopsis specularioides Ethel K. Crum 1932-5-9 Crum 1439 Tehama Elder Creek, Lowry 305 Comment
  CDA2106  Glyceria declinata Vernon H. Oswald & Lowell Ahart 1998-4-27 8978 Tehama Vestal Road 4.9 miles west of its junction with Cannon, Pettyjohn, and Reeds Creek Roads, west of Red Bluff and south of Hwy 36. Comment
  CHSC79884  Glyceria occidentalis L. P. Janeway 2000-4-5 6655 Tehama Vicinity of Rice Creek, west of I-5. 106 Comment
  RSA66360  Gnaphalium palustre P. A. Munz 1951-7-27 16968 Tehama South base of South Yolla Bolly Peak 2226 Comment
  JEPS124057  Goodyera oblongifolia Lowell Ahart, John Dittes 2015-8-5 20482 Tehama East side of Childs Meadow, 10 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC59143  Gratiola ebracteata Vernon H. Oswald 1992-7-21 5133 Tehama Dry Lake on Viola-Mineral Rd. (Forest Rt. 17, Forest Rd. 31N17), 0.5 mi S of Forest Rd. 30N16 (to Hwy. 89), ca. 3.5 mi (air) NW of Mineral. 1798 Comment
  CHSC87845  Grindelia hirsutula var. davyi Lowell Ahart 2004-6-11 11027 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  CAS-BOT-BC123690  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS11975  Hackelia amethystina Rimo Bacigalupi with G. T. Robbins 1954-6-26 4638 Tehama 1.9 mi sw of Government Flat (upper (western) end of Log Spring Ridge); Mendocino National Forest 1813 Comment
  JEPS13261  Hackelia amethystina Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5312 Tehama summit of Ovenlid 1981 Comment
  CHSC61409  Hackelia californica Vernon H. Oswald; Lowell Ahart 1993-8-18 5837 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  CHSC44193  Hackelia micrantha Vernon Oswald 1988-7-12 3559 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  CDA40624  Hackelia nervosa J. C. Carlton 1974-9-3 s.n. Tehama Lassen Volcanic National Park, Mineral. 0 Comment
  CHSC105907  Hazardia whitneyi var. discoidea B. Castro; L. P. Janeway 1999-8-23 1034 D Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. Near trail sign. 1996 Comment
  CHSC104746  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  UC54077  Helenium bigelovii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4397 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  RSA272551  Helenium bigelovii Porter P. Lowry II 1977-7-6 843 Tehama Just S of Mineral on State Hwy 172. Comment
  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
  CAS-BOT-BC314820  Helianthella californica var. nevadensis Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5346 Tehama About 20 miles north of Paskenta, Mendocino National Forest 1920 Comment
  RSA21519  Helianthella californica var. nevadensis C. B. Wolf 1937-5-16 8705 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CAS-BOT-BC305585  Helianthus bolanderi H. M. Hall; E. B. Babcock 1903-7-1 4399 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon). Morgan Springs 1524 Comment
  JEPS121182  Heliotropium curassavicum var. oculatum Lowell Ahart 2013-8-2 18973 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CDA13589  Heliotropium europaeum G. F. Hrusa 1996-8-17 13514 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  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
  RSA165085  Heliotropium europaeum D. A. Howe 1963-8-8 s.n. Tehama Along Route 99, 5.1 miles north of Corning. 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
  UCD119459  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 mi. w. of old Hwy 99, n.w. of Red Bluff. Comment
  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
  CHSC80596  Hemizonia congesta subsp. clevelandii Lowell Ahart 2001-6-8 8762 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  HSC95450  Hemizonia congesta subsp. clevelandii L. Ahart 2001-6-8 8762 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  JEPS88097  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald and Lowell Ahart 1996-5-20 7604 .1 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC65911  Hesperevax acaulis var. ambusticola Vernon H. Oswald; Lowell Ahart 1996-4-15 7371 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. CDFG parcel on the S side of Gyle Rd., NW of Corning. Between pools on the S side of the intermittent stream ca. 0.4 mi E of the lane. 106 Comment
  JEPS90958 Image available Hesperevax acaulis var. robustior Dean W. Taylor 1993-4-28 13369 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  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
  CAS-BOT-BC403814  Hesperocnide tenella Ira L. Wiggins 1925-3-26 1558 Tehama Above the gorge on Mill Creek Comment
  CHSC80394  Hesperolinon micranthum Caroline Warren; Joyce Lacey-Rickert, Natalie Wight 1998-7-2 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  CHSC86572  Hesperolinon micranthum L. P. Janeway 2003-6-14 7841 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  UC1212427  Hesperolinon micranthum Francia Chisaki and Gene B. Newcomb 1958-6-20 1141 Tehama road nw out of to Inskip Power House Paynes Creek (on road to Inskip Look-out); Lassen National Forest Comment
  CHSC108064  Hesperolinon tehamense B. Castro; L. P. Janeway 2000-6-11 1283 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the upper edges of Pepperwood Spring. 899 Comment
  CHSC78667  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6801 Tehama Inner North Coast Ranges. At Beehive Flat along Road M2 about 11.4 km west of Paskenta. 672 Comment
  CHSC78668  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6804 Tehama Inner Coast Ranges. Along Mud Flat Road 2.6 km west from Round Valley Road. 570 Comment
  JEPS122884  Hesperolinon tehamense Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 632 Tehama Mendocino National Forest. Near beginning of incline on Toomes Camp Rd west of Paskenta Comment
  SEINET882379  Hesperolinon tehamense H. K. Sharsmith 1951-1 4018 Tehama Covelo-Paskenta road, 11.1 mi W of Paskenta, Mondocino Nat. Forest. 1158 Comment
  UC1212201  Hesperolinon tehamense Helen K. Sharsmith 1959-5-26 4689 Tehama Covelo-Paskenta (Round Valley) road 5.1 mi above junction of Newville-Paskenta road (2.1 mi within the national forest boundary); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UC1212202  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4340 Tehama Ball Mountain road 0.5 mi below junction with Eagle Peak road (one mi within boundary of national forest, nw of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1219 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
  CHSC109585  Heterocodon rariflorum Lowell Ahart 2012-6-2 18152 Tehama East edge of the road, on the west side of a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC66189  Heterocodon rariflorum Vernon H. Oswald; Lowell Ahart 1996-6-3 7715 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Uncommon in moist places along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  CHSC79979  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-5-11 1152 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS119870  Heterocodon rariflorum Lowell Ahart 2012-6-2 18152 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS99023  Heteromeles arbutifolia Vernon H. Oswald 1998-10-27 9680 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 Comment
  CHSC83305  Heterotheca oregona var. compacta Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. On stream gravel bed. 304 Comment
  CHSC59174  Hirschfeldia incana Vernon H. Oswald 1992-9-9 5200 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. Roadside. 1981 Comment
  JEPS45053  Holodiscus discolor W. L. Jepson 1897-7-25 18858 Tehama Summit of South Yollo Bolly Comment
  RSA66399  Holodiscus discolor Philip A. Munz 1951-7-18 16629 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  UC1586442  Holodiscus discolor Vernon H. Oswald and Lowell Ahart 1991-7-10 4730 Tehama 8 air mi SW of Paskenta (Round Valley Road (M4 or Forest Rd 23N02), 0.1 mi W of Forest Rd 23N69) 987 Comment
  CHSC65347  Holodiscus microphyllus var. glabrescens Lowell Ahart 1995-10-3 7655 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  CHSC61448  Hordeum brachyantherum subsp. brachyantherum Vernon H. Oswald; Lowell Ahart 1993-8-18 5813 Tehama Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. Meadow at one of the headwaters of Canyon Creek. 2109 Comment
  CHSC44301  Hordeum brachyantherum subsp. californicum V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3373 Tehama M2 (23N01) 9.4 mi (odometer) w of Paskenta. 853 Comment
  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
  CHSC76158  Hordeum marinum subsp. gussoneanum G. F. Hrusa; J. Hart 1998-5-10 14438 Tehama Northern Sacramento Valley. Edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and +/- 1 mi. W of Paskenta Rd. 100 Comment
  JEPS122132  Hordeum marinum subsp. gussoneanum Lowell Ahart, John Dittes 2014-5-16 19494 Tehama About 200 yards southwest of the lone oak tree, about 1/2 miles east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CHSC75432  Hordeum murinum subsp. leporinum Ben Myhre 1997-4-25 39 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS44549  Horkelia tridentata Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  UC545845  Horkelia tridentata subsp. tridentata Mrs. H. P. Bracelin 1931-5-30 360 Tehama 1 mi w Mineral (Mill Creek) Comment
  CHSC117736  Horkelia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21355 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  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
  CHSC56305  Hydrophyllum capitatum var. alpinum K. R. Stern 1986-5-21 8258 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  RSA90609  Hydrophyllum occidentale Milo S. Baker 1953-6-21 12789 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC105944  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
  CHSC40818  Hypericum anagalloides Pauleen Broyles 1982-7-7 781 Tehama The Nature Conservancy Vina Plains Preserve. In moist, silty soil of margin of Sheep Camp Ditch, .5 km s of Lassen Road. 66 Comment
  CHSC66880  Hypericum anagalloides Vernon H. Oswald; Lowell Ahart 1996-9-4 8249 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common in moist soil of a seep 182 Comment
  JEPS106148  Hypericum anagalloides Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  SBBG25920  Hypericum anagalloides D. Myrick 1966-8-6 1460 Tehama South Yolla Bolly Mtn 2133 Comment
  CHSC94381  Hypericum formosum var. scouleri Lowell Ahart 2006-7-19 13034 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  UC871990  Hypericum formosum var. scouleri Alice Eastwood Aug 22 1912-Aug 26 1912 1906 Tehama Lassen Butte Region, Butte Creek Meadows Comment
  CHSC117723  Hypericum mutilum subsp. mutilum Lowell Ahart; John Dittes 2016-8-24 21260 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC105501  Hypericum perforatum Lowell Ahart; John Dittes 2010-7-17 16874 Tehama On dry 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
  JEPS127142  Hypericum perforatum subsp. perforatum Lowell Ahart, John Dittes 2016-8-25 21300 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC78805  Hypochaeris glabra Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC96652  Hypochaeris glabra Lowell Ahart 2007-5-8 13726 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
  JEPS36531  Hypochaeris glabra Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta; Paskenta-Covelo Road Comment
  CHSC64386  Idahoa scapigera Vernon H. Oswald; Lowell Ahart 1995-3-6 6505 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just e of Pool 20 (Orcuttia pool). 219 Comment
  RSA105384  Ipomopsis aggregata subsp. formosissima G. D. Barbe 1955-8-4 350 Tehama 1/2 mile N of Big Flat. 1524 Comment
  HSC81953  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1979-6-25 4880 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CAS-BOT-BC88643  Isatis tinctoria B. Crampton 1953-5-1 1204 Tehama Along US Highway 99, 5 miles north of Red Bluff. Comment
  CHSC111157  Isoetes howellii Lowell Ahart 2012-6-2 18151 Tehama In a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  JEPS97383  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1995-4-3 6563 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy 36); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  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
  CHSC80100  Juncus acuminatus L. P. Janeway 2000-5-16 6732 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  SBBG119951  Juncus balticus L. Ahart 2006-7-26 13082 Tehama ca. 20 yards E of where the dirt rd crosses Colby Crk, ca. 2 mi SE of Colby Mtn, ca. 5 mi NE of Butte Meadows 1518 Comment
  UC1748280  Juncus bolanderi L. P. Janeway and B. Castro 1999-8-24 6547 Tehama 1.6 mi E of Buck Rock ( at Willow Spring, between Forks Ridge and Short Ridge); High Coast Ranges 1737 Comment
  JEPS117700  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16884 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36 768 Comment
  CHSC66094  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1996-5-27 7643 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Edges of the creek ca. 0.4 mi E of the W boundary of the reserve. 91 Comment
  JEPS97495  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1995-4-10 6633 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36; along the edge of Inks Creek Rdl betw. Manton Rd. and Dales Lake); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
  UC1873694  Juncus capitatus Barbara Ertter with Brad Olson 1993-5-15 11820 Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  CHSC113792  Juncus covillei Peter F. Zika 2012-7-13 25975 Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains. North Coast Range Highlands (NCoRH) 1675 Comment
  CHSC40824  Juncus dubius Pauleen Broyles 1982-7-7 793 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch nw of barn. 66 Comment
  JEPS117664  Juncus effusus subsp. pacificus Lowell Ahart, John Dittes 2010-7-17 16864 Tehama On damp red soil, seep, 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
  CHSC112982  Juncus ensifolius Lowell Ahart 2013-8-2 18993 Tehama Gravel on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC90401  Juncus ensifolius Niall McCarten; Roxanne Bittman 1986-6-14 5326 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  CHSC76859  Juncus exiguus L. P. Janeway; B. Castro 1999-8-22 6529 Tehama High North Coast Ranges. Small 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
  CHSC49616  Juncus howellii Vernon Oswald 1984-7-16 1602 Tehama 30N16, 5.0 mi w of Hwy 89 (to Lassen Park) via 29N22. 1828 Comment
  CHSC64567  Juncus kelloggii Vernon H. Oswald; Lowell Ahart 1995-4-10 6613 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary at the n edge of the basalt flow covering the s tip of the reserve. 207 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
  CAS-BOT-BC26060  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff Comment
  CAS-BOT-BC110132  Juncus leiospermus var. leiospermus Lowell Ahart 1979-4-25 s.n. Tehama 15.5 miles north of Red Bluff. 280 Comment
  JEPS121387  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek Comment
  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
  CHSC82158  Juncus nevadensis L. P. Janeway 2001-7-29 7394 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  UCD141621  Juncus nevadensis John Thomas Howell 1960-8-19 36127 Tehama Lassen Volcanic National Park, Brokeoff Mountain Trail. 2346 Comment
  CHSC90402  Juncus orthophyllus Niall McCarten; Roxanne Bittman 1986-6-14 5323 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1371 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
  CDA15430  Juncus tenuis G. F. Hrusa, J. Hart 1998-5-1 14434 Tehama Sacramento Valley; Rare on flats at edge of Coyote Creek wash, Coyote Creek Conservation Area ~1/4 mi. W of Paskenta Rd. Perennial, clumping. Comment
  CHSC64568  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1995-4-3 6564 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Depression along the unimproved road and the airstrip sw of the Old Hwy. Pool. 216 Comment
  CAS-BOT-BC227793  Juncus usitatus Peter F. Zika 2007-6-5 23024 Tehama Near Elder Creek on W side of I-5, (Sacramento Valley) 85 Comment
  RSA126574  Juncus xiphioides H. S. Yates 1936-8-12 6093 Tehama Near Mineral Summit. 1463 Comment
  CHSC78052  Juniperus californica Alexsis Davie; K. Schierenbeck 1999-5-7 50 Tehama Dye Creek Preserve, off of Hwy 99. 106 Comment
  JEPS97450  Juniperus californica Vernon H. Oswald and L. Ahart 1995-2-13 6487 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 201 Comment
  SD139438  Juniperus californica F. C. Vasek 1964-8-6 day 2 Tehama 2.5 miles east of Dales Center on Highway 36 Comment
  UC596019  Juniperus californica R. F. Hoover 1938-8-2 3723 Tehama hills above Paskenta (on road to Covelo) Comment
  UCR164305  Juniperus californica Maile Neel 2000-4-29 H- 01 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  CAS-BOT-BC85356  Juniperus californica C. Hart Merriam s.n. Tehama Sierra foothills, east of Bloody Road, Sacramento River Comment
  UC725707  Juniperus occidentalis A. A. Heller 15844 Tehama along State Hwy 36 5 mi e U.S. Highway #99E (in volcanic uplands e of Red Bluff) Comment
  SEINET11054016  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-28 2220 Tehama Yolla Bolly Mountains, Cedar Basin, North Yolla Bolly Peak. 1865 Comment
  CAS-BOT-BC236786  Keckiella breviflora Carl B. Wolf 1937-9-5 9294 Tehama 2 miles below Payne Creek P.O., Northern Sierra Nevada Foothills 304 Comment
  UC774941  Keckiella breviflora Carl B. Wolf 1937-9-5 Tehama 2 mi below Payne Creek P. O. (n Sierra Nevada foothills); Sierra Nevada 304 Comment
  UC2031399  Keckiella corymbosa Barbara Ertter with Brad Olson 1991-7-4 10201 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning Comment
  CHSC64995  Keckiella lemmonii Vernon H. Oswald; Lowell Ahart 1995-7-12 6993 Tehama Inner North Coast Range. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. 871 Comment
  RSA293290  Keckiella lemmonii D. C. Michener 1980-7-30 3747 Tehama North Coast Ranges (Yolla Bolly Mtns). On road FH 7. 9.4 miles above Eel River Guard Station. 1100 Comment
  HSC89835  Kickxia elatine Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  RSA518868  Kickxia elatine Barbara Ertter, E. Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  UCD21120  Koeleria gerardi Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 296 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584581; 4416292. Comment
  HSC48809  Koeleria gerardi J. P. Smith 1979-4-28 10074 Tehama Leininger Rd., E of Vina 73 Comment
  CHSC77811  Koeleria phleoides B. Castro; C. Warren, L. P. Janeway 1999-5-4 908 A Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 265 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
  CAS-BOT-BC341378  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC40524  Lagophylla glandulosa Pauleen Broyles 1982-6-24 764 Tehama The Nature Conservancy Vina Plains Preserve. Just e of irrigation ditch. 66 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
  JEPS107100  Lagophylla glandulosa Barbara Ertter 1991-7-5 10294 Tehama Metzger Ranch, at the confluence of Big and Little Crane Creeks (=Stiver's Ranch), ca 15 air mi WNW of Red Bluff; SW corner of ranch. 213 Comment
  UC54058  Lagophylla glandulosa H. M. Hall and E. B. Babcock 1903-6-26 4290 Tehama South Fork Battle Creek Sierra Nevada Mountains 487 Comment
  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
  JEPS19949  Lagophylla glandulosa R. F. Hoover 1940-9-22 4616 Tehama ne of Red Bluff Comment
  UC360286  Lagophylla glandulosa E. B. Babcock 1928-6-27 188 Tehama from 4 to 7 mi e Payne's Creek (along road from Red Bluff to Susanville) Comment
  RSA0011761  Lagophylla minor C. B. Wolf` 1937-5-15 8675 Tehama Inner North Coast Range; 2 miles below mud flat on Paskenta-Covelo Road. 457 Comment
  UC1618415  Lagophylla ramosissima Barbara Ertter 1991-9-2 10779 Tehama 2.8 mi w of Log Spring Creek (15 air mi wsw of Paskenta, Round Valley - Paskenta Road (Rt M4), sw Tehama County); Rt M4 1524 Comment
  CHSC110420  Lagophylla ramosissima subsp. ramosissima David Isle; Rhonda Isle, 2011-1-19 1948 Tehama On s edge of Black Butte Road about 2 mi NE of jct. with Newville Rd (about 1/3 way between Newville and Corning). Comment
  CHSC2822  Lasthenia californica David Prall 1965-3-28 19 Tehama In field adjacent to east of Meridian Rd. 8 miles NE of HW. 99E. Comment
  JEPS10161  Lasthenia californica subsp. californica W. L. Jepson 1899-4-29 Tehama Manzanita Flat Manzanita Flat (situated about 14 mi w and a little n of Red Bluff, on the watershed of the South Fork of Cottonwood Creek...) Comment
  CHSC79957  Lasthenia fremontii B. Castro; L. P. Janeway 2000-5-11 1151 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS10029  Lasthenia fremontii R. F. Hoover 1937-5-19 2295 Tehama s of Red Bluff; Coyote Creek bridge Comment
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Jul 16 2009
  JEPS88314  Lasthenia fremontii Vernon H. Oswald and Lowell Ahart 1996-4-29 7479 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (nw side of Valley, at edge of small pool at s boundary ca. 0.2 mi w of the farm pond); Sacramento Valley, Thomes Creek Ecological Reserve 106 Comment
  CHSC65912  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-15 7375 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the pipeline ca. 0.3 mi N of the S boundary. 102 Comment
  JEPS88501  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-15 7375 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying edge of deep pool along the pipline ca. 0.3 mi n of s boundary, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC102345  Lasthenia gracilis L. P. Janeway 2009-4-4 9710 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  SEINET11808175  Lasthenia platycarpha Unknown 1983-1 873 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  UCD133885  Lasthenia platycarpha Joseph M. DiTomaso 1976-3-28 376 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC82101  Lathyrus jepsonii var. californicus L. P. Janeway 2001-7-25 7378 Tehama High Cascade Range. Next to North Fork Calf Creek at crossing of closed spur road, between Roads 27N12 and 27N06; 1.6 km north-northwest of Colby Mountain. 1400 Comment
  JEPS75788  Lathyrus jepsonii var. californicus Todd and Virginia Keeler-Wolf 1971-7-14 268 Tehama 0.5 mi s Brown Camp; Yolla Bolly Mountains 1280 Comment
  UCD35954  Lathyrus sulphureus Beecher Crampton 1953-4-30 1185 Tehama Tehama County.: NW part of county, 10 miles east of Beegum. Comment
  SJSU11667  Layia fremontii H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson 259 Comment
  JEPS3550  Layia septentrionalis Keith Wagnon 1953-4-26 12551 Tehama about 6 mi w of Paskenta Comment
  JEPS66637  Ledum glandulosum J. W. Grinnell 1925-7-14 Tehama Mineral Comment
  RSA565069  Legenere limosa D. W. Taylor 1992-5-14 13439 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  JEPS25513  Lemna minuscula W. L. Jepson 1927-9-27 15283 Tehama Manton 853 Comment
  JEPS116017  Lemna minuta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16341 Tehama In a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9 1493 Comment
  CHSC59189  Lemna turionifera Vernon H. Oswald 1992-9-9 5206 Tehama Lassen Volcanic National Park. Ca. 0.2 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. In a streamlet in a meadow. 2011 Comment
  CHSC107227  Leontodon saxatilis subsp. longirostris Lowell Ahart; John Dittes 2011-6-9 17451 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
  UC1777679  Leontodon saxatilis subsp. longirostris Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Comment
  CHSC46206  Lepidium nitidum Pauleen Broyles 1984-3-31 932 Tehama The Nature Conservancy Vina Plains Preserve. 300 m north of Hwy 99 and 50 m east of access road in south pasture. Comment
  CHSC64550  Leptosiphon bicolor Vernon H. Oswald; Lowell Ahart 1995-4-3 6566 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd, (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the unimproved road w of the airstrip (w of Old Hwy. Pool). 213 Comment
  CHSC53971  Leptosiphon bolanderi Vernon H. Oswald 1991-4-30 4539 Tehama Hwy 36, 1.0 mile east of Paynes Creek. Roadside outcrop. 627 Comment
  SD70024  Leptosiphon bolanderi Darley Howe 1968-5-28 4539 Tehama 1.3 miles north of Log Springs Guard Station. 1372 Comment
  CHSC118044  Leptosiphon ciliatus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 204 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC87331  Leptosiphon ciliatus Lowell Ahart 2004-4-29 10809 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
  HSC75400  Leptosiphon ciliatus J. O. Sawyer, K. A. Sawyer 1980-6-18 3566 Tehama Humboldt Trail E of Low Gap 1829 Comment
  SBBG5985  Leptosiphon ciliatus H. and M. Dearing 1938-6-22 2067 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  RSA92984  Leptosiphon ciliatus H. K. Wagnon 1953-5-3 12653 Tehama Logging rd. west of Paskenta Comment
  UCD118971  Leptosiphon nuttallii S. P. Lynch 1973-6-9 296 Tehama on Tedoc Gap Road, around west side of Tedoc Mountain. Comment
  CHSC86553  Leptosiphon parviflorus Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 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
  UC1299646  Lesquerella occidentalis subsp. occidentalis Freed W. Hoffman 1950-7-4 3669 Tehama saddle between N. Yolla Bolly and Black Rock (w. Tehama Co.); w. Tehama Co. 2133 Comment
  CAS-BOT-BC341908  Lessingia nemaclada Roxana S. Ferris 1953-11-9 12704 Tehama Ca. 12 mi. W of Mineral on State Highway 36 914 Comment
  CHSC66559  Lessingia virgata Vernon H. Oswald; Lowell Ahart 1996-7-8 7986 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 1.4 mi W of the parking lot on Hwy. 36 (0.4 mi W of the power line crossing the gravel road). 249 Comment
  CAS-BOT-BC342055  Lessingia virgata Willard Spence 1960-9-7 621 Tehama Along Route 36, 3 miles northeast of junction of Route 99 and 36, Red Bluff Comment
  CHSC115850  Leucanthemum vulgare Lowell Ahart; John Dittes 2015-8-6 20498 Tehama West of the pond, around the boulders in the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UCD86640  Leymus triticoides Burnett 1935-1-9 s.n. Tehama Vina. Comment
  JEPS16581  Ligusticum apiifolium W. L. Jepson Jul 24 1897-Jul 25 1897 14244 Tehama South Yolla Bolly Mt. Comment
  JEPS61963  Lilium parvum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  HSC85777  Limnanthes douglasii Bobbi Schnell, Andrea Begnoche, Leonel Arguello 1987-3-27 19 Tehama Rte. 36, 10 mi. E of Red Bluff, 50 yds. off left side of road at the edge of water Comment
  CHSC88546  Limnanthes douglasii subsp. nivea Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. 259 Comment
  CHSC84539  Limnanthes douglasii subsp. rosea John Dittes 2003-3-30 2003 -4 Tehama Sacramento Valley; approximately 12.5 air-miles north by northwest of Chico, ca. 1.5 air-miles east of State Hwy 99, south of Lassen Road. 71 Comment
  CHSC54011  Limnanthes floccosa subsp. floccosa Vernon H. Oswald 1991-4-3 4481 Tehama Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 112 Comment
  CHSC65672  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1996-3-18 7235 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. W side of Hwy. 36 ca. 50 ft N of the NE corner of the parcel (near but not within the boundary of Hog Lake Plateau). Between the highway and the fence line. 188 Comment
  JEPS58277  Linanthus bolanderi Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS88283  Linanthus ciliatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7529 Tehama ne of Red Bluff (BLM parcel along Hwy 36, slope above Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 152 Comment
  CHSC53972  Linanthus dichotomus Vernon H. Oswald; Lowell Ahart 1991-4-16 4503 Tehama Red Bank Rd, 2.0 mi north of Colyear Springs Rd, north of Paskenta. 286 Comment
  CHSC67256  Linanthus dichotomus James D. Jokerst 1983-4-2 1697 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  CDA40104  Linanthus dichotomus subsp. meridianus Vernon H. Oswald & Lowell Ahart 1998-4-27 8980 Tehama Vestal Road at ATT fiber optics cable post 8/113, 0.1 miles south of Highway 36 between Red Bluff and Platina. Comment
  JEPS58410  Linanthus filipes W. L. Jepson 1899-4-29 20928 Tehama Dibble Creek, w Tehama County Dibble Creek Comment
  UC496330  Linanthus filipes Doris Kildale Gillespie 1930-5-9 9264 Tehama 5 mi e Red Bluff (on Susanville Road) Comment
  JEPS94150  Linanthus parviflorus Vernon Oswald and Lowell Ahart 1998-4-27 8967 Tehama w. Red Bluff (s. of Hwy. 36, Pettyjohn Rd. 8.9 mi. w. of its junction w/ Cannon, Vestal & Reeds Creek rds., s. edge of Guyre Creek) 377 Comment
  CDA6364  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17615 Tehama Opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  CDA6377  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama At the south side of the house, opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  CHSC116218  Lindernia dubia var. anagallidea Lowell Ahart; John Dittes 2015-6-22 20257 Tehama Drying strand of a man made pond, 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
  JEPS101019  Linum bienne Dean W. Taylor 1993-5-22 13479 Tehama S of Battle Creek (ca. 1 mi SE Coleman Powerhouse), along Spring Branch road at the crossing of Spring Branch (creek) 228 Comment
  CHSC66215  Lipocarpha micrantha Vernon H. Oswald; Lowell Ahart 1996-6-3 7721 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC68976  Listera convallarioides Vernon Oswald; Lowell Ahart 1997-7-7 8699 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC7035  Lithophragma bolanderi H. Alger 1969-4-19 20 Tehama East bank of Hooker Rd, 2.5 mi ne of Hooker Creek Rd. 152 Comment
  JEPS94366  Lithophragma campanulatum Vernon H. Oswald and Lowell Ahart 1997-5-14 8431 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 6.7 mi s of Plum Creek Road); Ponderosa Way 1011 Comment
  HSC95163  Lithophragma parviflorum A. Hove, A. Poteet, C. Sanville 1999-4-17 23 Tehama Hwy. 36 Comment
  CHSC53982  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4536 Tehama Hwy 36, 0.4 mile west of Supan Gulch, 1.9 miles west of Dales. 170 Comment
  CHSC105988  Lithospermum californicum B. Castro; L. P. Janeway 2000-4-22 1097 Tehama High Cascade Range. Along Ponderosa Way, on ridge between Mill Ck and Antelope Ck near headwaters of Round Mountain Ck, 1.6 mi N of the Sec. 10/15 line. 1246 Comment
  UC1601688  Lithospermum californicum C. M. Wilder 1912-6-23 Tehama Deer Creek 762 Comment
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Jul 6 2009
  RSA90838  Lithospermum californicum Milo S. Baker, H. K. Wagnon 1953-6-21 12756 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  UCD80058  Logfia filaginoides CNPS SN Foothill Team 2005-5-10 SNFN 0163 c Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC40518  Logfia gallica Pauleen Broyles 1982-4-30 509 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC79950  Logfia gallica L. P. Janeway 2000-5-16 6741 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  JEPS105902  Logfia gallica Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10746 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
  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
  HSC26529  Lolium perenne J. P. Smith, J. O. Sawyer 1971-5-22 4639 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  CHSC64497  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1995-4-3 6565 Tehama Cascade Range Foothills. Dales Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station Hwy. 36, ca. 14 mi ne of Red Bluff. Common in upland along the unimproved road w of the airstrip (w of the Old Hwy. Pool.) 216 Comment
  CHSC81210  Lomatium caruifolium var. denticulatum J. Trizzino 2001-3-27 8 Tehama About 0.25 mi east on Lassen Road, on south side over fence on northern portion of Vina Plains Preserve, upland portion. About 600' inside of fenceline. 68 Comment
  JEPS16100  Lomatium caruifolium var. denticulatum W. L. Jepson 16359 Tehama rubble field n.e. of about 3 mi. in air line Red Bluff 137 Comment
  RSA424748  Lomatium caruifolium var. denticulatum Aaron Liston, M. Blumler 1987-4-24 654 -20 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  JEPS87537  Lomatium ciliolatum var. ciliolatum Vernon H. Oswald and Lowell Ahart 1993-9-2 5914 Tehama ca. 20 mi. (air) n.w. Paskenta (ridge running e. from Mt. Linn, n. side of ridge, South Yolla Bolly Mtns.); South Yolla Bolly Mtns 2438 Comment
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Feb 14 2007
  CDA35767  Lomatium dasycarpum subsp. tomentosum J. R. Keck Jr. 1980-4-18 PDR# 330047 Tehama Red Bluff. 0 Comment
  RSA121616  Lomatium macrocarpum G. D. Barbe 1955-7-21 236 Tehama Near Harding Spring on the trail to Square Lake 2073 Comment
  RSA67188  Lomatium macrocarpum P. A. Munz 1951-7-25 16861 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
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Jul 13 2009
  UC1072711  Lomatium macrocarpum Douglas Barbe 1955-7-21 236 Tehama near Harding Spring on the trail to Square Lake W Tehama Co. 2072 Comment
  HSC83416  Lomatium marginatum var. marginatum J. M. DiTomaso 1976-3-28 373 Tehama 1 1/2 mi. N of Butte County line on Hwy. 99 Comment
  CHSC70859  Lomatium marginatum var. purpureum Vernon Oswald; Lowell Ahart 1998-4-27 8959 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Rd Bluff. 256 Comment
  JEPS94157  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1998-4-27 8959 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy 36) 256 Comment
  CHSC57339  Lomatium utriculatum Steven Triano 1987-3-22 5 Tehama Ca. 20 ft e of Black Butte Road East, ca. 0.7 mi s of Stony Creek. 115 Comment
  UC1441335  Lomatium utriculatum Bert G. Brehm 1968-4-7 2916 Tehama ca. 18 mi. s.w. Red Bluff (Site 10, on Red Bank Rd. 3.3 mi. w. of junction w/ Eby Rd.) Comment
  CHSC53930  Lomatium vaginatum Vernon H. Oswald; Lowell Ahart 1991-4-16 4493 Tehama Lowrey Rd, ca. 1 mile north of McCarty Creek Rd, north of Paskenta. 243 Comment
  JEPS88327  Lonicera interrupta Vernon H. Oswald and Lowell Ahart 1996-5-20 7571 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along intermittent stream n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  SEINET3557095 Image available Lotus crassifolius Loran C. Anderson, Kent Fish 1965-8-16 2939 Tehama at lower edge of pine forest near Beegun Peak, 3 air miles S of Platina on Mt. Tedoc road Comment
  RSA21507  Lotus denticulatus Carl B. Wolf 1937-5-16 8693 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  RSA21495  Lotus humistratus Carl B. Wolf 1937-5-15 8677 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  UC718221  Lotus humistratus Carl B. Wolf 1937-5-16 Tehama 4.2 mi below Paynes Creek (Susanville road); Northern Sierra Nevada, Red Bluff 243 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
  CHSC105216  Lotus purshianus var. purshianus Lowell Ahart; John Dittes 2010-7-19 16899 Tehama Along the poor road, about 10 yards northwest of the poor road crossing, on the west side of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  JEPS100675  Lotus rubriflorus Dean W. Taylor 1993-5-14 13445 Tehama 1 mile WNW of Dales Lake (Manton Road, County Road A6), right of way of Pacific Gas Pipeline, 300 yds N of Section Line 190 Comment
  CHSC90416  Lotus wrangelianus Niall McCarten; Roxanne Bittman 1986-6-14 5333 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  JEPS55833  Lotus wrangelianus W. L. Jepson 1899-4-30 13794 Tehama Red Bluff 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
  CHSC80548  Lupinus albifrons var. collinus Vernon H. Oswald; Lowell Ahart 2001-5-7 10008 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  UC725892  Lupinus arbustus A. A. Heller 1940-5-22 15672 Tehama along State Highway #32, 2 mi e Chico Creek crossing; 2 mi e of Chico Creek crossing Comment
  CHSC3941  Lupinus bicolor D. F. Johnson 1967-3-9 10 Tehama Found on hillsides, especially around reservoir ca. 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  UC1586609  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1991-5-9 4573 Tehama located ca. 1.5 mi ne (over the Sacramento River) Bend Bridge (ca. 6.5 mi nne of Red Bluff, on the flood plain of the Sacramento River at Perry Riffle); Paynes Creek Recreation Area Comment
  CHSC118202  Lupinus bicolor Tim Kask 2016-4-1 257 Tehama Antelope Cr. drainage, McClure trail approx. .5 mi. from top. 10T 0598851/4458647 Comment
  RSA437369  Lupinus bicolor subsp. bicolor Aaron Liston, M. Blumler 1987-4-24 654 -18 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC96661  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
  SEINET10485213  Lupinus densiflorus Charles Piper Smith 1932-5-14 Smith 4636 Tehama Gerber, n of r.r. Station. Comment
  CHSC76832  Lupinus lepidus var. lobbii L. P. Janeway; B. Castro 1999-8-23 6537 Tehama High North Coast Ranges. Along Summit Trail between Green Springs Trailhead and Hammerhorn Mountain. 1996 Comment
  JEPS108884  Lupinus lepidus var. sellulus Lowell Ahart 2006-7-19 13032 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC48533  Lupinus luteolus Vernon Oswald 1986-6-23 2151 Tehama M2 (23N01) 19.4 mi w of Paskenta. 1524 Comment
  JEPS65475  Lupinus microcarpus var. densiflorus W. L. Jepson 1899-4-28 5 t Tehama Salt Creek a tributary of the Cottonwood; Salt Creek, a tributary of the Cottonwood Comment
  CHSC54101  Lupinus microcarpus var. microcarpus Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4606 Tehama Lowrey Rd 1.7 mi south of Colyear Springs Rd, north of Paskenta. 274 Comment
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  CHSC55219  Lupinus nanus var. apricus L. P. Janeway 1991-4-18 3897 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca. 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC66133  Lupinus nanus var. vallicola Vernon H. Oswald; Lowell Ahart 1996-5-6 7536 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the s side of the gravel road 1.4 mi of the parking lot on Hwy. 36 (0.4 mi W of the powerline crossing the gravel road). 249 Comment
  JEPS11640  Lupinus obtusilobus Milo S. Baker and Douglas Barbe 1955-7-16 200 Tehama on the e ridge leading to the summit South Yolla Bolly ((Mt. Linn)); summit South Yolla Bolly (Mt. Linn) 2316 Comment
  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
  HSC89698  Lupinus pachylobus Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-1 39 Tehama Hwy. 36 about 11 mi. E of Sacramento River in Red Bluff 274 Comment
  CHSC40829  Lupinus polycarpus Pauleen Broyles 1983-3-25 862 Tehama The Nature Conservancy Vina Plains Preserve. A rise ca. 100 m north of barn in s pasture. 62 Comment
  UC1037409  Lupinus polyphyllus var. polyphyllus Douglas Barbe 1955-7-19 219 Tehama in soggy ground below Rocky Cabin Spring (western Tehama County); below Rocky Cabin Spring 1889 Comment
  CHSC77575  Lupinus succulentus B. Castro; C. Warren 1999-5-4 912 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 283 Comment
  SEINET10970043  Lupinus vallicola David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17958 Tehama 13 mi e of red bluff on ca hiway 36. In live oak. 305 Comment
  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
  CHSC105657  Lycopus americanus Lowell Ahart; John Dittes 2010-10-4 17282 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CDA5130  Lythrum hyssopifolia L. Ahart, J. Dittes 2003-6-11 10245 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  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
  CHSC41006  Lythrum hyssopifolia Pauleen Broyles 1982-5-26 666 Tehama The Nature Conservancy Vina Plains Preserve. Mud of irrigation ditch in e pasture. 66 Comment
  CHSC64916  Lythrum hyssopifolia Vernon H. Oswald; Lowell Ahart 1995-6-13 6847 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Common annual on the dry bed of the Old Hwy. Pool. 219 Comment
  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
  CHSC66475  Madia exigua Vernon H. Oswald; Lowell Ahart 1996-5-20 7581 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On the banks of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC96683  Madia exigua Lowell Ahart 2007-5-8 13714 Tehama On the west bank of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  CHSC115819  Madia gracilis Lowell Ahart; John Dittes 2015-8-5 20431 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
  CHSC64950  Madia gracilis Vernon H. Oswald; Lowell Ahart 1995-7-12 7015 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  UCD80087  Madia gracilis CNPS SN Foothill Team 2005-5-9 SNFN 0162 Tehama TNC Dye Creek Preserve, north of the North Main Road, and northeast of the rock wall. 271 Comment
  CAS-BOT-BC334721  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan near Lassen Volcanic National Park 1463 Comment
  RSA724884  Madia gracilis subsp. gracilis L. Ahart 2006-8-15 13197 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  UC1619987  Madia minima Barbara Ertter, Brad Olson 1991-7-6 10371 Tehama ca. 30 airmiles w. Croning (Rocky Cabin meadow ca. 1 mi. s. of Ball Rock, around campsite at w. end of meadow, 1 mi. s.e. of Cold Spring Forest Station) 1889 Comment
  CHSC43955  Maianthemum stellatum V. Oswald; L. Ahart 1988-5-21 3332 Tehama Patton Mill nw of Paskenta. Along Mill Creek. 1085 Comment
  CHSC88513  Malacothamnus fremontii Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CHSC80606  Malacothrix floccifera Lowell Ahart 2001-6-8 8763 Tehama On the sides of a small wash, on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC86024  Malacothrix floccifera Jenny Marr 1998-4-17 Tehama Vicinity of Salt Creek. 274 Comment
  JEPS36778  Malacothrix floccifera W. L. Jepson 1899-4-29 Tehama Manzanita Flat Comment
  UC589692  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA125998  Malacothrix floccifera E. K. Balls 1957-5-24 22534 Tehama 3.5 miles west of junction to Elk Creek and Government Flat 305 Comment
  CHSC115230  Malva nicaeensis B. Castro; R. Carter, J. Boyt, B. Humphrey, A Groom 2015-4-27 2039 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.1 air mi NW of its confluence with the Sacramento River and 1.15 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. At inside edge of pronounced bend in channel. 680 Comment
  CHSC75382  Marrubium vulgare Ben Myhre 1997-4-14 25 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC45883  Marsilea vestita J. P. Smith, J. O. Sawyer 1973-4-14 6065 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  CHSC66870  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-9-4 8272 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 265 Comment
  CHSC77337  Medicago lupulina L. P. Janeway; B. Castro 1999-6-14 6464 Tehama Along south side South Fork Cottonwood Creek. 310 Comment
  CDA4186  Medicago minima Vernon H. Oswald & Lowell Ahart 1998-4-27 8979 Tehama Vestal Road at ATT fiber optics cable post 8/113, 0.1 miles south of Highway 36 between Red Bluff and Platina. Comment
  CHSC64619  Medicago polymorpha Vernon Oswald; Lowell Ahart 1995-4-17 6660 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally common in gravel on the edge of Inks Creek Rd. near the w boundary of the reserve. 213 Comment
  JEPS97214  Medicago polymorpha var. polymorpha Vernon H. Oswald and L. Ahart 1995-4-25 6683 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  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
  CDA4231  Medicago praecox T. Howell 1954-5-2 29188 Tehama Near Red Bluff. 0 Comment
  CAS-BOT-BC271128  Melica aristata J. M. Tucker; L. K. Mann 1959-7-18 3539 Tehama South Yolla Bolly Mountain 1920 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
  UC1137024  Melica californica August L. Hormay 1928-6-6 Tehama e Chico (Campbellville) Comment
  UCD87029  Melica californica August L. Hormay 1929-6-9 s.n. Tehama Campbellville, 8 miles (in direct line) WSW Butte meadows. 1066 Comment
  UCD32611  Melica geyeri Beecher Crampton 1954-6-16 1977 Tehama Tehama County, Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 Comment
  JEPS94577  Melica harfordii Vernon Oswald and Lowell Ahart 1997-7-7 8685 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness) 2057 Comment
  UCD87363  Melica harfordii Milo S. Baker 1941-7-3 10029 Tehama Plaskett Meadows. Comment
  SEINET200096 Image available Melica stricta var. stricta J. M. Tucker, LK Mann 1959-7-19 3557 Tehama SE side of South Yolla Bolly Mt 2256 Comment
  CHSC64620  Melilotus indicus Vernon H. Oswald; Lowell Ahart 1995-4-17 6659 Tehama Dales Lake Ecological Station. Cascade Range Foothills. W. side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common weed in gravel on the edge of Inks Creek Rd. 213 Comment
  CHSC77338  Melilotus indicus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  CHSC87810  Melilotus officinalis Lowell Ahart 2004-6-11 11025 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  CHSC65059  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-17 7068 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Common in gravel along the margins of the marshy borrow pit on the E side of road. 213 Comment
  CHSC66570  Mentha pulegium Vernon Oswald; Lowell Ahart 1996-7-8 7963 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  RSA90812  Mentzelia dispersa Milo S. Baker, H. K. Wagnon 1953-7-12 12825 Tehama 1.3 mi. above Whitlock Camp. 1341 Comment
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 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-BC429096  Micranthes odontoloma John Thomas Howell 1960-8-19 36128 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  CHSC59693  Micropus californicus Thomas J. Hart 1984-3-24 11 Tehama Ca. 50 m e of the intersection of Lincoln Ave. and Tehama Vina Road, Los Molinos. 72 Comment
  CHSC28782  Micropus californicus var. californicus J. D. Jokerst 1979-4-1 190 Tehama Vina Plains. N. bank of Zimmershed Cr. Comment
  JEPS81102  Micropus californicus var. californicus James Payne Smith Jr. 1979-4-29 10075 Tehama Basler Road State Route 36 Comment
  CHSC64501  Microseris acuminata Vernon H. Oswald; Lowell Ahart 1995-4-10 6611 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. Throughout the reserve. 210 Comment
  JEPS36143  Microseris acuminata W. L. Jepson Apr 25 1899-Apr 30 1899 Tehama Red Bluff to Stiver's Ranch Comment
  SEINET11807874  Microseris acuminata Unknown 1982-1 453 Tehama Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC70864  Microseris douglasii subsp. douglasii Vernon Oswald; Lowell Ahart 1998-4-27 8983 Tehama Vestal Rd. 3.8 mi south of Hwy. 36 between Red Bluff and Platina. 365 Comment
  SD211557  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek Comment
  SEINET11807875  Microseris douglasii subsp. douglasii Unknown 1982-1 497 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC48187  Microseris nutans Vernon Oswald 1987-5-11 2381 Tehama Deer Creek Trail ca. 1.5 mi w of the trailhead on Hwy 32 at the first bridge over Deer Creek ne of Windy Cut. 914 Comment
  CHSC117348  Mimetanthe pilosa B. Castro; L. P. Janeway 2015-7-13 2101 Tehama Sacramento Valley. In bottom of Thomes Creek channel, ca 1.25 mi Wf Hwy I-5 and ca 50 ft E of the Rawson Rd bridge. N S side of dry creek bed. 91 Comment
  CHSC87945  Mimetanthe pilosa Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS4005  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-10 12621 Tehama logging road w Paskenta (just below 10 mi post) Comment
  JEPS4006  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-30 12676 b Tehama logging road w Paskenta (near 5 mi post) Comment
  UC980578  Mimulus Milo S. Baker 1953-5-10 12621 Tehama logging road w Paskenta (about 10 mi post) Comment
  SEINET7067164  Mimulus bicolor A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral. Coordinate datum: NAD27. UTM Zone 10, 601777mE, 4467962mN. Comment
  UC1585903  Mimulus bicolor Barbara Ertter 1989-5-3 8441 Tehama ca. 20 air mi sw Chester (Deer Creek Rd. (Rt. 32) at milepost 12.00, e side of creek); Deer Creek 975 Comment
  HSC70015  Mimulus bicolor Thomas W. Nelson, Jane P. Nelson 1978-7-21 4437 Tehama Along Tedoc Rd., 5 mi. from Jct. with Hwy. 36 Comment
  UC1211920  Mimulus bicolor John H. Weiler, L. Constance, E. Molseed 1960-6-12 60147 Tehama 33 mi ne Chico (on road to Butte Meadows, 3 mi ne of junction with state highway 32) Comment
  POM216500  Mimulus breweri H. P. Bracelin 1932-7-23 668 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  HSC75044  Mimulus cardinalis J. P. Smith, Thomas W. Nelson 1978-7-22 10047 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  HSC90788  Mimulus glaucescens Barbara Ertter 1989-5-3 8446 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester 976 Comment
  JEPS11031  Mimulus guttatus W. L. Jepson 1899-4-25 63 m Tehama Stivers' Ranch Crane Creek Comment
  UC1019550  Mimulus guttatus Louise Kellogg 1952-7-16 62 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
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Jun 21 2009
  CDA41789  Mimulus guttatus L. Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS110086  Mimulus inodorus Lowell Ahart 2006-8-15 13194 Tehama Bottom of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows Comment
  UC980577  Mimulus kelloggii Milo S. Baker and H. K. Wagnon 1953-4-26 12549 Tehama w Paskenta (near 5 mi post) 243 Comment
  CDA41706  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  RSA90837  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-6-20 12748 Tehama Logging road west of Paskenta near 10 mile post Comment
  RSA14419  Mimulus lewisii H. P. Bracelin 1932-7-23 675 Tehama Mt. Lassen National Park, 9 miles above Mineral. Comment
  UC1239045  Mimulus microphyllus Freed W. Hoffman 1948-7-1 2431 Tehama Eagle Peak North Coast Ranges 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
  UC726172  Mimulus moniliformis A. A. Heller 1936-6-19 Tehama Mineral Comment
  UC1949184  Mimulus moschatus Barbara Ertter with Brad Olson 1991-7-6 10383 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  JEPS15387  Mimulus nanus var. nanus Douglas Barbe 1955-7-16 190 Tehama near summit South Yolla Bolly (Mt. Linn) 2438 Comment
  JEPS17626  Mimulus nanus var. nanus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5334 Tehama 3/4 mi e and above Somerset Meadow (1.2 mi below and s of Ovenlid); High North Coast Ranges 1889 Comment
  JEPS95722  Mimulus nasutus Vernon H. Oswald and L. Ahart 1995-4-25 6700 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  HSC20788  Mimulus pilosus Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  JEPS126571  Mimulus torreyi Lowell Ahart, John Dittes 2016-6-22 21028 Tehama About 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  JEPS86929  Mimulus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 Plumas Co. line 1490 Comment
  JEPS4200  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama near Deer Creek Lodge (along Highway #36) 1463 Comment
  POM252818  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama Along Hwy #36 near Deer Creek Lodge. 1463 Comment
  RSA535412  Mimulus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 at Plumas Co. line. 1494 Comment
  JEPS10515  Mimulus tricolor W. L. Jepson 1932-5-9 16343 Tehama 2 mi ne Red Bluff 103 Comment
  JEPS88502  Mimulus tricolor Vernon H. Oswald and Lowell Ahart 7425 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Pool W of Hog Lake. 262 Comment
  UC767416  Mimulus tricolor R. F. Hoover 1937-5-19 2260 Tehama near Vina Comment
  CHSC93463  Minuartia californica Lowell Ahart 2006-5-5 12569 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards north of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 610 Comment
  JEPS90750  Minuartia douglasii Dean W. Taylor 1991-5-9 11684 Tehama along Rawson Rd. near western end of Tehama Avenue ((ca. 5 mi w of Gerber), (Gerber 7 1/2' USGS quadrangle)); Sacramento Valley, Truckee Creek 94 Comment
  HSC59816  Minuartia douglasii D. H. Norris, John L. Heywood 1968-3-31 1836 Tehama SR 36 67.74 mi. E of Shasta Co. line Comment
  UC1051686  Minuartia nuttallii subsp. gregaria Helen K. Sharsmith 1953-6-24 4353 Tehama near summit of Ovenlid; Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  CHSC35542  Minuartia rosei Thomas W. Nelson; Jane P. Nelson 1980-6-22 5784 Tehama Along road to Wells Creek Campground ca. 1 mile southeast of Tedoc Gap. 1310 Comment
  HSC74844  Minuartia rosei J. P. Smith, Thomas W. Nelson 1978-7-22 10031 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UC1299500  Minuartia rosei Freed W. Hoffman 1950-7-2 3706 Tehama junction of Round Bottom Mine Road and Regan Meadow Road (2.6 mi w of Regan Meadow); North Coast Ranges Comment
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Sep 12 2011
  JEPS75780  Mitella diversifolia Todd and Virginia Keeler-Wolf 1971-7-15 286 Tehama near junction of Rock Creek and North Fork of Middle Eel River; Yolla Bolly Mountains 1310 Comment
  JEPS88252  Mollugo verticillata Vernon H. Oswald and Lowell Ahart 1996-5-27 7640 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along the creek ca. 0.3 mi. e. of the w. boundary of the reserve...); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  UC1563946  Mollugo verticillata Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama s side of nw arm of Black Butte Lake (w of Orland) 152 Comment
  CAS-BOT-BC219931  Monardella breweri subsp. lanceolata A. A. Heller 1937-7-21 16168 Tehama Along the Deer Creek Highway several miles west of the first crossing of Deer Creek Comment
  SEINET2065879 Image available Monardella lanceolata Marc Mittleman 1980-8-1 Tehama Along Deer Creek banks and slo0pes Rte 32, 3.9 miles SW of junction with Rte 36. Comment
  RSA32764  Monardella lanceolata var. lanceolata A. A. Heller 1937-7-21 16168 Tehama Along the Deer Creek Highway several miles west of the first crossing of Deer Creek. Comment
  CHSC61745  Monardella odoratissima subsp. pallida Vernon H. Oswald 1993-9-2 5894 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  UC2035959  Monardella odoratissima subsp. pallida C. Epling, Wm. Robison 1935-7-16 Tehama Near Mineral Comment
  CHSC56320  Montia chamissoi K. R. Stern 1986-5-21 8257 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  CHSC56989  Montia linearis Steven Triano; Stefani Eiben 1988-5-7 152 Tehama Open wet meadow ca 30 ft e of Hwy. 36 and 10.8 mi e of Mineral. 1475 Comment
  UC1594611  Montia linearis Vernon H. Oswald and Lowell Ahart 1992-5-6 4937 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between the hwy and fence line) immediately s of Wilson Lake Rd. (County Rd 769, Forest Rd 29N63)) 1484 Comment
  CHSC97422  Montia parvifolia Robert Fischer 2006-5-6 1017 Tehama Chico. Sierra Nevada foothills, ca. 6 milles west of Hwy. 32, along county road 27N08 at old bridge crossing Deer Creek. 853 Comment
  JEPS106252  Muhlenbergia filiformis Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11190 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  RSA755209  Muhlenbergia filiformis L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16345 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  JEPS90884  Myosurus minimus Dean W. Taylor 1990-5-9 11687 Tehama 300 meters n of Stony Creek (along the right-of-way of electrical transmission lines (PG&E Pit-Vaca Line), Sacramento Valley); Sacramento Valley 112 Comment
  JEPS97339  Nama lobbii Vernon H. Oswald and L. Ahart 1995-7-17 7096 Tehama T29N R4E NE1/4 SE1/4 Sec. 8, 5840 ft, High Cascade Range, transition to Red Fir Forest, volcanic soils. Forest Road 29N22 2.2 mi W of Hwy. 89, ca. 2.5 mi SSE of the SW corner of Lassen Volcanic National Park 1780 Comment
  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
  UC1019558  Navarretia divaricata Louise Kellogg 1952-7-18 92 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC1025117  Navarretia divaricata Douglas Barbe 1955-7-17 215 Tehama Cold Spring Camp 1889 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
  JEPS113319  Navarretia filicaulis L. P. Janeway 2006-8-20 8851 Tehama HIgh Cascade Range. Ridge top between Deer Creek and Nine-mile 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. Comment
  JEPS122135  Navarretia heterandra Lowell Ahart, John Dittes 2014-5-16 19484 Tehama About 1/8 mile northeast of the end of Lyon Cattle Road, about 2 1/4 miles (air) northeast of Los Molinos. Comment
  UCD48446  Navarretia heterandra John Thomas Howell 1955-6-12 30305 Tehama Rolling Plains, 8.5 miles south of Corning, Tehama Co. Comment
  CHSC66494  Navarretia intertexta subsp. intertexta Vernon H. Oswald; Lowell Ahart 1996-5-20 7587 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Flat bordering the edge of Paynes Creek just downstream from the mouth of an intermittent stream at the northeast end of the parcel. 158 Comment
  CHSC78886  Navarretia intertexta subsp. intertexta Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC89613  Navarretia intertexta subsp. intertexta Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. Vernal pool. 228 Comment
  UC54531  Navarretia intertexta subsp. propinqua H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4356 Tehama near Morgan ((Mill Creek Canyon)); Mount Lassen 1524 Comment
  CHSC76770  Navarretia jepsonii B. Castro; L. P. Janeway 1999-6-14 984 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. In side-cyn bottom. 347 Comment
  JEPS105971  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along trail to Dead Rabbit Lake, ca. 50 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 549 Comment
  UCD33123  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama Tehama County, 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 609 Comment
  HSC1724  Navarretia leucocephala Larry Berti 1969-5-9 69 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UCD48516  Navarretia leucocephala John Thomas Howell 1955-6-12 30303 Tehama Dried bed of vernal pool, 8.5 miles s. of Corning, Tehama County. Comment
  UCD48531  Navarretia leucocephala Amelie C. Blyth 1950-7-16 3 Tehama Roadside meadow about 5 miles east of Childs Meadow, on Highway 36 and 89, Tehama County, California. 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
  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
  CHSC118051  Navarretia pubescens Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 192 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail . 767 Comment
  CHSC77775  Navarretia pubescens B. Castro; L. P. Janeway 1999-6-10 978 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. On terrace near creek channel. 301 Comment
  UC1606317  Navarretia pubescens Barbara Ertter, Brad Olson 1993-5-15 11722 Tehama nw of Orland (Buckhorn Campground, at n end of Black Butte Reservoir); Black Butte Reservoir 152 Comment
  UC1606318  Navarretia pubescens Barbara Ertter, Brad Olson 1993-5-15 11742 Tehama ca 5 air mi sw Paskenta (Round Valley Road (M-4), 2.6 mi w of Newville Road jct near Mud Flat, sw Tehama Co.) 304 Comment
  UCD32600  Navarretia pubescens Beecher Crampton 1954-6-15 1960 Tehama Tehama County, 3 miles east of Paskenta, flats of Thomes Creek. Comment
  CAS-BOT-BC232756  Navarretia sinistra subsp. pinnatisecta Helen K. Sharsmith 1951-7-13 4028 Tehama In V of junction between road to Eagle Peak and road to Ball Rock, 10.3 miles NW of Paskenta and 1.6 miles within E boundary of Mendocino National Forest Comment
  RSA66992  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-25 16878 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  JEPS14734  Navarretia subuligera W. L. Jepson 1932-5-9 16347 Tehama rubble field ne Red Bluff 137 Comment
  SEINET3860240  Navarretia tagetina Leigh A. Johnson 2004-5-14 04 -060 Tehama East of Flournoy ca 2.6 miles (2.45 miles east of Corning Rd, and 0.1 miles past Boggs Champlin Rd) on Paskenta Rd. In a fenced property with grasses and oak trees (big oak tied to fence) on south side of road. By corner gate, especially under three east most trees within 25 meters of fence.; 0 160 Comment
  JEPS70477  Navarretia tagetina W. L. Jepson 1938-6-10 18969 Tehama 7 mi s Corning (9 mi n of Orland (Glenn Co.), near Sourgrass Creek, s Tehama Co.) Comment
  CHSC107233  Navarretia viscidula Lowell Ahart; John Dittes 2011-6-9 17455 Tehama On both sides of poor a dirt road, sand dune area, 2.2 miles (air) east of Highway 99, 3.5 miles (air) north of Vina. 88 Comment
  CHSC86981  Navarretia viscidula Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  JEPS104468  Navarretia viscidula Lowell Ahart 2003-6-11 10252 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
  JEPS118085  Navarretia viscidula Lowell Ahart, John Dittes 2011-6-9 17455 Tehama On both sides of poor a dirt road, sand dune area, 2.2 miles (air) east of Highway 99, 3.5 miles (air) north of Vina 88 Comment
  SBBG117218  Navarretia viscidula B. Crampton 1954-6-15 1958 Tehama 1 mi E of Paskenta, ridge above Thomes Crk Comment
  SD71270  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama 1 mile south of Cottonwood, dry clay flat Comment
  SEINET10461251  Nemacladus montanus Hoffman 1950-7-3 HOFFMAN 3760 Tehama About 10.5 miles west of Paskenta Comment
  CHSC55227  Nemophila heterophylla L. P. Janeway 1991-4-11 3892 Tehama Battle Creek Wildlife Area. Upper slope of steep north-facing bluff on south side of Battle Creek, ca 1 1/2 air mi east of the Sacramento River. 167 Comment
  CHSC7092  Nemophila heterophylla E. L. Williams 1969-4-1 8 Tehama Near mail box of I. W. Williams, ca. 1 mi on Evergreen Road, off Bowman Road. 137 Comment
  CHSC93471  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
  RSA90477  Nemophila heterophylla Milo S. Baker, H. K. Wagnon 1953-4-25 12528 Tehama West of Paskenta along logging road. Comment
  UC1949209  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-4 10226 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
  CHSC67229  Nemophila pedunculata James D. Jokerst 1981-2-23 1243 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS113132  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13623 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  JEPS1921  Nemophila pedunculata L. Constance, J. L. Morrison 1938-5-1 2183 Tehama low hills at Paskenta , Paskenta (Inner North Coast Ranges) 304 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
  UC1004174  Olea europaea Lewis S. Rose and W. A Weber 1953-5-23 8469 Tehama vicinity of Corning 76 Comment
  CHSC51520  Orcuttia pilosa Pauleen Broyles 1982-6-10 720 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in central pasture. Comment
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  JEPS84400  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama 0.9 mi sw of Highway 99 Vina Plains (and 1.3 mi due s of its intersection with Rowles Road); Central Valley, Vina Plains 60 Comment
  SEINET11688653  Orcuttia pilosa Unknown 1982-1 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
  CHSC45781  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-4 834 Tehama Central Valley. About 2.5 miles NNE of Vina, third in the series of five Laniger (Leininger) Lakes. Vernal pool. 80 Comment
  CHSC52900  Orcuttia tenuis R. D. Stone 1986-7-22 781 Tehama Central Valley. About 15 miles NE of Red Bluff on Inks Creek Ranch, 1.25 miles NW of Dales Lake. Lowermost and largest in a series of vernal pools. Over the central portion (just north of the fence dividing Sections 22 and 27). 179 Comment
  CHSC52907  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.6 miles WSW of Manton Road (County Rd. A-6) crossing of Spring Branch creek, 0.25 miles east of natural gas pipeline. Vernal pool. 297 Comment
  CHSC52908  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama Central Valley. Reservoir 612, about 15 miles NE of Red Bluff, 1.3 miles NNW of Dales Lake on Inks Creek Ranch. Pond. Comment
  HSC102899  Orcuttia tenuis J. P. Smith 2014-5-28 13853 Tehama Hog Lake, along State Route 36 264 Comment
  JEPS23675  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama State Hwy 36 10.8 mi ne Red Bluff; Hog Lake Comment
  JEPS84124  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama 2.5 mi sw Dales Lake (about 12 mi ne of Red Bluff); Central Valley, Inks Creek Ranch 179 Comment
  JEPS84135  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama about 20 mi ne Red Bluff (1.25 mi sw of Manto Road (County Road A-6) crossing of Spring branch Creek); Central Valley 312 Comment
  SBBG100081  Orcuttia tenuis R. D. Stone 1986-7-23 784 Tehama Reservoir 466, about 15 mi NE of Red Bluff and 3.6 mi NW of Dales Lake on Inks Crk Ranch Comment
  UC618211  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama drying pond on rocky volcanic plateau ne Red Bluff Comment
  UCD37261  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Tehama County, 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
  UCD88282  Orcuttia tenuis R. D. Stone 1986-7-22 776 Tehama about 20 miles NE of Red Bluff and 1 mile SW of the Manton Road (County Road A-6) crossing of Spring Branch creek. 312 Comment
  OBI55518  Oreostemma alpigenum var. andersonii David J. Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen Natl Forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CHSC68592  Orobanche fasciculata Vernon H. Oswald; Lowell Ahart 1997-5-14 8460 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) south of Moak Trailhead. In the path of 1990 fire. 1066 Comment
  RSA0083227  Orthilia secunda M. B. Dunkle 1931-8-15 2683 Tehama Woods Creek 2195 Comment
  SEINET10964391  Orthocarpus attenuatus Mary Susan Taylor 1975-4-18 Taylor 486 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  HSC74958  Osmorhiza berteroi J. P. Smith, Thomas W. Nelson 1979-6-24 10171 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  UC1004618  Oxypolis occidentalis L. Constance 1955-8-20 3618 Tehama above Deer Creek Falls Comment
  SBBG122963  Ozomelis trifida B. Ertter with B. Olson 1991-7-6 10430 Tehama Cold Spring Crk ca. 0.5 mi SE of Cold Spring Forest Station, 0.4 mi from Ball Rock Rd on rd to Rocky Cabin 1828 Comment
  HSC70137  Packera greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4463 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  HSC81954  Packera greenei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4879 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC114612  Packera greenei Brad Penkala 1990-6-7 119 Tehama Yolla Bolla Ranger District. Little Red Mountain, along Forest Service Rd. 1300 Comment
  JEPS103353  Packera subnuda Lowell Ahart 2002-6-29 9812 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  JEPS115392  Panicum capillare Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16346 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9. 1493 Comment
  JEPS86517  Paronychia ahartii Roy E. Buck, Glenn L. Clifton 1990-4-4 1489 Tehama 21 air km ne Red Bluff (on plain nw of Dales, ca 2.0 air km nnw of confluence of Paynes Creek and De Haven Gulch drainage, just e of gas pipeline intersection station); nnw Paynes Creek and De Haven Gulch drainage co 201 Comment
  JEPS88455  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-4-8 7326 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on the e side of Paynes Creek n of its mouth on the Sacramento River, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  JEPS88557  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-5-6 7534 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills, n of gravel road and w of the Jeep Trail at this location); Cascade Range Foothills, Hog Lake Plateau 225 Comment
  JEPS88620  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-4 1492 Tehama ca 1.5 air km wnw confluence of Paynes Creek and De Haven Gulch drainage (19 air km ne of Red Bluff, on plain wnw of Dales, in vicinity of gas pipeline); wnw of confluence of Paynes Creek and De Haven Gulch drainag 195 Comment
  RSA518692  Paronychia ahartii Rimo C. Bacigalupi, Herbert, Mason 1958-4-22 6290 Tehama Lower portions of the Kirkwood plains, about 2 miles west of Kirkwood and about 1/2 mile west of Hwy 99, about 7 miles south of Corning; 73 Comment
  SD131826  Paronychia ahartii Rimo Bacigalupi, Drs. Herbert & Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, ca. 2.0 miles west of Kirkwood and about 0.5 mile west of U. S. Highway 99. 79 Comment
  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
  JEPS106251  Paspalum dilatatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC65080  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1995-7-17 7069 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Borrow pit on the E side of the road. 213 Comment
  JEPS88169  Paspalum distichum Vernon H. Oswald and Lowell Ahart 1996-7-8 7971 Tehama ne of Red Bluff BLM parcel along Hwy 36, ne margin Hog Lake; Cascade Range Foothills, Hog Lake Plateau, ne margin Hog Lak 265 Comment
  RSA303285  Paspalum distichum J. R. Reeder, C. G. Reeder 1975-8-10 6683 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC88600  Pectiantia pentandra L. P. Janeway 2001-6-10 7152 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
  CHSC57798  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1992-4-21 4909 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.9 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. In the bed of Flume Creek, which borders the N side of the road at this point. 316 Comment
  CHSC65696  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7270 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In the NE corner of the parcel. 198 Comment
  UCD35953  Pectocarya pusilla Beecher Crampton 1953-4-30 1184 Tehama 10 miles east of Beegum. 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
  CHSC55597  Pedicularis densiflora Steven Triano 1988-4-17 62 Tehama Along e side of Hwy. 32 in mixed evergreen forest, ca 14.7 mi n of Forest Ranch. 1075 Comment
  CHSC87453  Pedicularis densiflora R. D. Fischer 2004-3-14 87 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. UTM: 10617775E 4447032N. 879 Comment
  JEPS127051  Pedicularis densiflora Lowell Ahart, John Dittes 2016-4-29 20815 Tehama About 300 yards south of the fish ladder on Deer Creek, near a flat area (campground) above Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/8 miles by trail to Highway 32. Comment
  SBBG7096  Pedicularis densiflora H. and M. Dearing 1938-6-23 2117 Tehama near S Entrance of Lassen Volcanic Nat Park, 17 mi E of Mineral Comment
  SJSU5837  Pedicularis densiflora C. R. Beeber 1970-4-18 Tehama 2 mi W of Grass Valley on Rough & Ready Rd 670 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  CHSC21153  Pedicularis semibarbata M. S. Taylor 1975-7-17 856 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
  UC1299172  Pediomelum californicum Freed W. Hoffman 1948-6-30 2497 Tehama Covelo-Paskenta Road 11.4 mi w Paskenta; North Coast Ranges, w of Paskenta 609 Comment
  CHSC86840  Pellaea andromedifolia Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CAS-BOT-BC77152  Pellaea mucronata subsp. mucronata C. D. MacNeill 1963-5-26 s.n. Tehama Deer Creek near Onion Butte, Hwy. 32 about 7 airline mi. N. Butte Mdws. 1005 Comment
  UCD169424  Pellaea mucronata var. californica Lowell Ahart 2004-4-29 10811 Tehama About 8 miles (air) southwest of Paskenta, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 1 1/2 miles northwest of Bowers Creek, about 3/4 mile by trail northwest of Dead Rabbit Lake, along the Nomalaki Trail, about 1/8 mile southeast of an unnamed lake. 562 Comment
  CHSC44616  Pellaea mucronata var. mucronata Vernon Oswald 1987-4-21 2338 Tehama Deer Creek Trail w of Hwy 32 at the first bridge over Deer Creek n of Windy cut. 975 Comment
  HSC95704  Penstemon anguineus Vernon H. Oswald, L. Ahart 1997-7-7 8710 Tehama Forest Route 35 at Jones Camp Creek, N side of Yolla Bolly-Middle Eel Wilderness, E of Rat Trap Gap 1524 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
  SEINET12765189  Penstemon azureus Barbara Ertter, Brad Olson 1991-7-4 10218 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning.; 0 1097 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
  NY571140  Penstemon azureus var. angustissimus R. C. F. Bacigalupi 1955-7-17 5333 Tehama 1.2 miles south of Ovenlid and 3/4 mile east of and above Somerset Meadow; close to ridge-top; Mendocino National Forest 1889.8 Comment
  CHSC68705  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1997-5-14 8435 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 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
  UCR3574  Penstemon heterophyllus Frank C. Vasek 1964-8-5 640805- 03 Tehama North Coast Range, Stuart Gap 1500 Comment
  CHSC61440  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1993-8-18 5842 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. 2490 Comment
  CHSC80699  Penstemon neotericus Lowell Ahart 2001-6-16 8847 Tehama On the south side of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  CHSC95159  Penstemon neotericus R. D. Fischer 2005-9-10 845 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. Plant growing along road 6.8 miles from Hwy 32, west side of Deer Creek. 1371 Comment
  NY627252  Penstemon neotericus K. A. Vincent 1987-6-25 4434 Tehama Sierra Nevada, Deer Creek Canyon; along west side of CA 32 and Deer Creek, ca. 4.5 miles northeast of Potato Patch Campground, ca. 6.5 miles southwest of jct. CA 36/89, ca. 10.5 miles southeast of Mineral 1280.2 Comment
  NY627266  Penstemon neotericus A. L. Moldenke 1975-8-23 30263 Tehama Mount Lassen 1645.9 Comment
  RSA305801  Penstemon neotericus James R. Shevock 1972-7-24 2196 Tehama Hwy 32, S. of Lassen Park 915 Comment
  CHSC28161  Penstemon newberryi J. D. Jokerst 1979-7-16 289 Tehama S. of Forest Service trail 3E12. 1.0 mile W. of trail head. Comment
  CAS-BOT-BC245666  Penstemon newberryi var. newberryi John Thomas Howell 1977-6-20 52366 Tehama Deer Creek Road n orth of Colby Mountain, Sierra Nevada Comment
  CHSC80563  Penstemon newberryi var. newberryi Vernon H. Oswald; Lowell Ahart 2001-5-7 10014 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  UC726250  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama along a ditch on State Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows Comment
  CHSC61680  Penstemon purpusii Vernon H. Oswald; Lowell Ahart 1993-9-2 5916 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2438 Comment
  OBI9274  Penstemon purpusii Robert F. Hoover 1963-7-4 8573 Tehama log Spring Ridge near Bodkin cabin Comment
  CHSC55598  Penstemon rydbergii K. R. Stern 1986-5-21 8309 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC76503  Perideridia kelloggii Hiedi West; Beth Hendrickson 1999-6-3 Tehama Thomes-Newville. Vicinity of Salt Creek and Newville. 274 Comment
  CHSC77523  Perideridia kelloggii B. Castro 1999-6-21 Tehama Red Bank/D.Vat Res. site. About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 344 Comment
  CHSC80581  Perideridia kelloggii Lowell Ahart 2001-6-14 8819 Tehama Near a small wash, burned area on the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CHSC101421  Perideridia oregana David Isle 1992-7-29 1548 Tehama E of first drainage coming down Forks Ridge from Willow Creek watershed boundary into Thomes Creek watershed. 1676 Comment
  CHSC64816  Perideridia oregana Vernon H. Oswald 1995-6-4 6820 Tehama Dales Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the e fenceline near the s tip of reserve. 207 Comment
  CHSC55651  Perideridia parishii subsp. latifolia T. B. Devine; K. R. Stern 1991-4-24 843 Tehama Ca 1 mi N of Jonesville, beside Willow Cr ca 3/4 mi n of jct with rd to Colby Mtn Lookout. 1554 Comment
  CHSC66204  Persicaria maculosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7723 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC9261  Petrorhagia dubia D. C. Burns 1971-4-6 128 Tehama Along Lassen rd., 5 yds. n of rd. and ca. 3.3 mi w of the intersection of Meridian rd. and Lassen rd. 76 Comment
  JEPS88305  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-5-20 7611 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  JEPS96013  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-4-29 7494 Tehama nw Corning (CDFG parcel on s side of Gyle Rd., along intermittent stream ca 0.3 mi e of the W boundary, Thomes Creek Ecological Reserve); nw Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  HSC90019  Petrorhagia dubia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 26 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 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
  UC1039725  Phacelia egena Douglas Barbe 1955-7-16 191 Tehama Mt. Linn (summit) South Yolla Bolly Mountain (w Tehama Co.) 2439 Comment
  UC923095  Phacelia heterophylla subsp. virgata Freed W. Hoffman 1950-7-2 3308 Tehama 34.8 mi w Red Bluff; Franklin POint Guard Station Comment
  CHSC94330  Phacelia mutabilis Lowell Ahart 2006-7-19 13049 Tehama East side of a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS13516  Phacelia mutabilis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5336 Tehama 1.2 mi below and s Ovenlid (3/4 mi e of and above Somerset's Meadow) 1889 Comment
  UC923096  Phacelia mutabilis Freed W. Hoffman 1950-7-1 3307 Tehama near South Yolla Bolly Mountain (w Tehama Co.); The Ovenlid 2011 Comment
  UC1037471  Phacelia mutabilis Milo S. Baker and H. K. Wagnon 1954-7-11 12996 Tehama logging rd near Reservoir of Howells Camp (w. Tehama Co.) 1828 Comment
  CHSC89849  Phacelia purpusii L. P. Janeway; B. Castro 2004-5-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  UC54514  Phacelia racemosa H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4324 Tehama Park's Ranch Mount Lassen (s side, Tehama Co. line) 2133 Comment
  HSC75379  Phlox diffusa J. O. Sawyer, K. A. Sawyer 1980-6-18 3446 Tehama S of N Yolla Bolly Peak. 2348 Comment
  JEPS28766  Phlox diffusa George W. Gillett 1957-8-13 1062 Tehama about 1.75 mi above Sulphur Works Checking Station; Lassen Volcanic National Park, Brokeoff Mountain 2438 Comment
  UC1949356  Phlox speciosa Barbara Ertter with Brad Olson 1991-7-4 10288 Tehama Ball Rock / Toomes Camp Rd (M2) 1.0 mi N of Trough Ridge jct, ca 28 airmiles W of Corning Comment
  UC556434  Phlox speciosa subsp. occidentalis Rimo Bacigalupi 1934-5-29 2407 Tehama along Paskenta to Covelo Road (close to Mendocino-Tehama County line); Mendocino National Forest, Government Flat 1828 Comment
  CHSC102359  Phoradendron densum L. P. Janeway 2009-9-15 9964 Tehama High North Coast Ranges. Raglin Ridge, 0.3 km east of Pepperwood Spring, 1.3 km south of North Fork Elder Creek; along Raglin Ridge Road 7.1 km southwest of Ball Rock Road (Forest Road M22). 876 Comment
  RSA700226  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High N Coast Ranges along road 28N36 1.1 km WSW of Tedoc Gap, along a minor tributary of S Fork Beegum Creek. 1340 Comment
  UC1078867  Phoradendron macrophyllum Job Kuijt 1957-5-23 1376 Tehama Red Bluff Comment
  JEPS106207  Phyla nodiflora var. rosea Lowell Ahart 2004-6-28 11143 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS66663  Phyllodoce breweri Jos. Grinnell 1925-7-3 Tehama on summit of Turner Mountain, Mineral Mineral; Turner Mountain, Mineral 1828 Comment
  UCD80721  Physocarpus capitatus CNPS SN Foothill Team 2005-6-28 SNNR 0506 Tehama USFS, Lassen National Forest, along Antelope Creek. 690 Comment
  CDA36361  Phytolacca americana Ramona Robison 2011-8-24 Tehama Woodson Bridge SRA Natural Preserve. 0 Comment
  RSA0029475  Phytolacca americana David J. Keil, Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Bowman Road on Amen Lane. 135 Comment
  CHSC41011  Pilularia americana Pauleen Broyles 1983-4-21 91 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  CHSC65923  Pilularia americana Vernon H. Oswald; Lowell Ahart 1996-4-15 7360 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest isde of Sacramento Valley. 103 Comment
  UC1452398  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-7-11 Tehama near Mt. Linn; South Yolla Bolly Mtns. 2346 Comment
  CHSC23331  Pinus contorta subsp. murrayana Mark Stopher 1976-1-11 27 Tehama At Deer Creek Meadows, two miles west of jct. Hwy. 32 and Hwy. 36. 1386 Comment
  UC1096427  Pinus contorta subsp. murrayana J. Mallory 1957-10-11 177 Tehama 1 mi sw of Mineral (Lassen National Forest); Lassen National Forest 1493 Comment
  SBBG351  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama ridge top ca. 0.5 mi E of summit of S Yolla Bolly Mtn Comment
  SEINET12514757  Pinus monticola D. A. Charlet, R. Tausch 1995-9-28 2216 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. south face 2073 Comment
  CHSC88965  Pinus ponderosa A. Peterson 2003-4-10 29 Tehama Hwy 36 east of Red Bluff. Jct. with Ponderosa Way. 1219 Comment
  LA6149  Pinus ponderosa Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  SEINET10530792  Pinus ponderosa David B. Dunn 1971-8-15 Dunn 18156 Tehama 1 1/2 mi W of Lassen Park headquarters. Comment
  CHSC29585  Pinus sabiniana Dibble; Griggs 1979-8-16 173 Tehama Near Round Mountain, close to the town of Paskenta. 1219 Comment
  CHSC64902  Pinus sabiniana Vernon H. Oswald; Lowell Ahart 1995-6-13 6859 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 225 Comment
  CHSC77812  Piptatherum miliaceum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. In drainage. 274 Comment
  CHSC80504  Piptatherum miliaceum Caroline Warren; Heidi West, Julie Cunningham, Natalie Wight 1998-7-21 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  CHSC55194  Plagiobothrys austiniae L. P. Janeway 1991-4-11 3885 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC79097  Plagiobothrys austiniae B. Castro; L. P. Janeway 2000-4-5 1051 Tehama Vicinity of Orland; on gravel/cobbled edge of Rice Creek. 109 Comment
  UCD18754  Plagiobothrys austiniae Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 47 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
  UC881313  Plagiobothrys bracteatus Lewis S. Rose 1934-4-21 34243 Tehama 5 mi s Cottonwood 106 Comment
  RSA485318  Plagiobothrys canescens C. B. Wolf 1937-5-16 8694 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  JEPS88386  Plagiobothrys fulvus Vernon H. Oswald and Lowell Ahart 1996-4-15 7366 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, on s side of intermittent steam 0.1 mi e of the lane, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  UCD80151  Plagiobothrys glyptocarpus var. glyptocarpus CNPS SN Foothill Team 2006-5-3 SNFN 0405 Tehama TNC Easement, northeast portion of the Leininger Ranch next to a dirt road. 466 Comment
  CHSC88855  Plagiobothrys greenei A. Peterson 2003-4-19 44 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  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
  RSA97037  Plagiobothrys greenei J. T. Howell 1954-4-6 29193 Tehama Roadside hollow, 6 miles south of Corning Comment
  JEPS61035  Plagiobothrys hispidulus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows 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
  UCD120856  Plagiobothrys leptocladus G. F. Hrusa 1996-5-2 12907 Tehama Scattered in bottoms of vernal pools near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  CHSC79701  Plagiobothrys nothofulvus L. P. Janeway; B. Castro 2000-4-21 6667 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  JEPS68104  Plagiobothrys nothofulvus J. W. Blankinship 1911-4-7 Tehama Corning Comment
  RSA726485  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama About 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, abotu 21 miles (air) west of Red Bluff. 305 Comment
  SEINET10943275  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 Ahart 13717 Tehama T27N, R7W, northeast 1/4 Section 12. Normal size plants, on dry bare soil, on both sides 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. Foothill Woodland. Comment
  CHSC29042  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  CHSC116685  Plagiobothrys shastensis Lowell Ahart; John Dittes 2016-4-29 20820 Tehama On the north side of the poor road, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. 908 Comment
  CHSC79702  Plagiobothrys shastensis L. P. Janeway; B. Castro 2000-4-12 6663 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  JEPS127052  Plagiobothrys shastensis Lowell Ahart, John Dittes 2016-4-29 20820 Tehama About 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  JEPS68115  Plagiobothrys shastensis W. L. Jepson 1932-5-9 16365 Tehama rubble field 3-4 mi ne Red Bluff (near Seven Mile Creek) 137 Comment
  CHSC64958  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1995-7-12 7051 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. On the bed of a snow lake. 1341 Comment
  CHSC84267  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-6-11 10239 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
  CHSC96649  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2007-5-8 13732 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
  SEINET8755842  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
  UCD121006  Plagiobothrys stipitatus var. micranthus G. F. Hrusa 1996-5-2 12908 Tehama Near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  UCD21117  Plagiobothrys stipitatus var. stipitatus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 293 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW004. UTMs 10S0585179; 4416301. Comment
  CHSC70869  Plagiobothrys tenellus Vernon Oswald; Lowell Ahart 1998-4-27 8968 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. Near a streamlet. 597 Comment
  UC725380  Plagiobothrys tener var. tener A. A. Heller 1938-7-28 15292 Tehama on the Mineral-- Mt. Lassen Highway (near the junction with the old road) Comment
  JEPS122017  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  CHSC27802  Plantago coronopus Eric J. Miler 1978-4-21 17 Tehama .5 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC54012  Plantago elongata Vernon H. Oswald; Lowell Ahart 1991-5-9 4556 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of a newly constructed pond ca. 0.5 mi southeast of the entrance kiosk. 112 Comment
  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
  CHSC4506  Plantago erecta C. Glascock 1965-5-15 424 Tehama 12.4 mi. W of Mineral R. S. on Hwy. 36 at N roadside. Comment
  CHSC86045  Plantago erecta Jenny Marr; J. Cunningham, J. Lacey-Rickert, C. Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 259 Comment
  JEPS6397  Plantago erecta Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC16820  Plantago erecta John L. Heywood, D. H. Norris 1968-3-31 1849 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC90063  Plantago erecta Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 21 Tehama On Tedoc Rd., 1 mi. S of intersection with Hwy. 36 671 Comment
  SBBG1176  Platanthera dilatata var. leucostachys H. and M. Dearing 1938-6-22 2092 Tehama Deer Crk bog Comment
  UCD138978  Platanthera dilatata var. leucostachys J. M. Tucker; L. K. Mann 1962-7-29 3632 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 Comment
  RSA718210  Platanthera leucostachys Lowell A. Ahart 2006-7-19 13043 Tehama About 50 yards E of the abandoned logging road. About 200 yards NE of where the dirt road crosses Colby Creek. About 2 miles (air) SE of Colby Mtn. About 5 1/8 miles (air) NE of Butte Meadows. 1541 Comment
  RSA0106539  Platanus X hispanica Daniel Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. In Sacramento River near William B. Ide State Historic Park. 85 Comment
  JEPS88413  Platanus racemosa Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7261 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau, flood plain of Pa 152 Comment
  HSC21699  Plectritis ciliosa John L. Heywood, D. H. Norris 1968-3-31 1840 Tehama Hwy. 36, 67.74 mi. E of Shasta Co. line. Comment
  CHSC70842  Plectritis ciliosa subsp. ciliosa Vernon Oswald 1998-4-8 8900 Tehama Dales Lake Ecological Reserve on the W side of Manton Rd. (A6) ca. 2 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. Cascade Range Foothills. Along the abandoned highway near the Jeep road crossong the NE corner of the reserve. 225 Comment
  CHSC102353  Plectritis ciliosa subsp. insignis L. P. Janeway 2009-4-4 9715 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  JEPS95955  Plectritis ciliosa subsp. insignis Vernon H. Oswald and L. Ahart 1999-4-21 9712 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NW1/4 Sect. 23, 2100 ft, blue oak woodland 640 Comment
  JEPS88436  Plectritis macrocera Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7267 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on s. side of Paynes Creek, n.e. corner Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  UCD90400  Poa annua A. A. Beetle 1942-5-19 3279 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CAS-BOT-BC254787  Poa bolanderi John Thomas Howell 1960-8-18 36105 Tehama Lassen Volcanic National Park, Sulphur Works Checking Station 2011 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
  HSC10655  Poa bulbosa C. S. Chavez 1965-4-30 58 Tehama 30 mi. W of Mineral on Hwy. 36 Comment
  UC450475  Poa bulbosa Morris Halperin 1931-4-27 323 Tehama R. W. Hanna's Rnach Red Bluff Comment
  UCD90671  Poa bulbosa Morris Halperin 1931-4-27 324 Tehama Red Bluff. R. W. Hanna's ranch. Comment
  CDA32637  Poa fendleriana Don Smith 1935-3-4 Tehama 0 Comment
  SEINET200103 Image available Poa pratensis J. M. Tucker, L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain, 1920 Comment
  SEINET11689126  Poa secunda Unknown 1982-1 545 Tehama The Nature Conservancy Vina Plains Preserve, near Sheep Camp Ditch 68 Comment
  CHSC89014  Poa secunda subsp. secunda Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds south of Grapevine Creek Slab on Powerline Road. UTM: 10 05992930 E, 4449270 N. 621 Comment
  CHSC66116  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1996-4-29 7472 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  JEPS62472  Pogogyne zizyphoroides W. L. Jepson 1932-5-9 16357 Tehama NE of Red Bluff, 3 to 4 mi by road. 137 Comment
  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
  UC1988940  Pogogyne zizyphoroides Robert F. Hoover 1937-5-19 2254 Tehama near Vina Comment
  JEPS95286  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama Butte Meadows; N side of Humboldt Road, W of bridge across Butte Creek, E of int. of Skyway (Bull Hill Rd) and Humboldt Road 1325 Comment
  CDA25327  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama On ranch road made from gravel from adjacent Antelope Creek, 6 miles west of Red Bluff. 0 Comment
  CHSC79984  Polycarpon tetraphyllum L. P. Janeway 2000-5-16 6735 Tehama Vicinity of Rice Creek, west of Hwy I-5. 76 Comment
  CHSC80675  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS124056  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20479 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-BC109128  Polygonum bidwelliae Rimo Bacigalupi; J. R. Sweeney; G. Jr. Bacigalupi 1953-8-29 4342 Tehama Small grade along State Highway 36, above Paynes Creek Canyon, 4.5 miles E of Dales and 3.5 miles W of Paynes Creek Sta. 396 Comment
  JEPS117353  Polygonum bidwelliae Lowell Ahart, John Dittes 2010-7-17 16865 Tehama On dry thin volcanic soil, south aspect on the north side of ''Initial Gulch'', about 1000 feet south of pond, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 768 Comment
  JEPS16772  Polygonum bidwelliae Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4342 Tehama small grade along State Hwy 36 above Paynes Creek Canyon (4.5 mi e of Dales and 3.5 mi w of Paynes Creek Station) 396 Comment
  RSA141266  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.35 miles south of Manton Comment
  UC465750  Polygonum bidwelliae Mrs. C. M. Wilder 1912-6-16 Tehama foothills e Tehama 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
  UC402684  Polygonum bistortoides W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
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Jul 5 2009
  UC769839  Polygonum bolanderi R. F. Hoover 1940-9-22 4623 Tehama ridges above Paine Creek 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
  CHSC41075  Polygonum californicum Pauleen Broyles 1982-6-14 732 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m. sw of farmhouse on Lassen Road. 68 Comment
  UC1001301  Polygonum davisiae Louise Kellogg 1952-7-12 25 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  UC1609141  Polygonum davisiae Vernon H. Oswald and Lowell Ahart 1993-9-2 5907 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta, n side of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC414606  Polygonum douglasii P. A. Munz 1951-7-18 16672 Tehama N. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama - Trinity County 1950 Comment
  CHSC43713  Polygonum douglasii subsp. douglasii Vernon Oswald 1984-7-16 1580 Tehama N side of Hwy 36, 0.4 mi s-e of Wilson Lake Rd. In a mountain meadow. 1475 Comment
  JEPS117286  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-21 17210 Tehama On damp bare soil, open meadow like area in red fir forest, about 70 yards east of the poor dirt road, about 80 yards west of Big Kimshew Creek, about 1 1/2 miles (air) northeast of Jones Meadow, about 2 1/2 miles (air) southeast of Philbrood Reservoir 1917 Comment
  UC1025118  Polygonum douglasii subsp. douglasii Douglas Barbe 1955-7-17 214 Tehama Cold Spring Camp; w Tehama Co. 1889 Comment
  CAS-BOT-BC418529  Polygonum minimum John Thomas Howell 1960-8-18 36041 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC418532  Polygonum minimum John Thomas Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  CHSC85294  Polygonum minimum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 814 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  RSA40221  Polygonum minimum J. T. Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  JEPS104119  Polygonum persicaria Lowell Ahart 2003-9-17 10591 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS76638  Polygonum polygaloides subsp. confertiflorum L. R. Heckard 1972-6-18 2988 Tehama sw of Tedoc Mountain 1371 Comment
  UC936221  Polygonum polygaloides subsp. kelloggii Helen K. Sharsmith 1951-7-11 4014 Tehama Covelo-Paskenta road 0.3 mi beyond Anthony Peak road junction (just within w boundary of Tehama Co.); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  JEPS97373  Polypodium calirhiza Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7273 Tehama NE of Red Bluff (Paynes Creek, near the end of the gravel road running W from parking lot, BLM parcel on Hwy 36); Cascade Range Foothills, Hog Lake Plateau 106 Comment
  CHSC81338  Polypogon interruptus Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  JEPS106249  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
  CHSC64743  Polypogon maritimus Vernon H. Oswald 1995-5-28 6789 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of the stream on the s side of the ridge crossing the nw corner of the reserve. 201 Comment
  JEPS76113  Polypogon maritimus W. L. Jepson 1938-6-10 18973 Tehama 6 mi s Red Bluff (Coyote Creek); Coyote Creek Comment
  JEPS104129  Polypogon monspeliensis Lowell Ahart 2003-6-11 10278 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  SEINET10867040  Polystichum Mary Susan Taylor 1979-4-22 Taylor 1978 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
  CHSC28125  Polystichum imbricans B. Garamendi 1974-3-23 56 Tehama Dade place on Mill Creek 100 yds. W of house. Mill/Deer Creek Study Area. 548 Comment
  UC1619931  Polystichum imbricans Barbara Ertter 1991-9-2 10782 Tehama 11 air mi WSW of Paskenta (Round Valley - Paskenta road (Rt M4) 5.8 mi E of Log Spring Creek); SW Tehama Co. 1371 Comment
  CHSC90890  Polystichum munitum Niall McCarten; Roxanne Bittman 1986-6-15 5459 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CAS-BOT-BC102408  Populus fremontii Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  CHSC75403  Populus fremontii Ben Myhre 1997-3-14 10 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UCD110651  Populus fremontii subsp. fremontii D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Sacramento River near William B. Ide State Historic Park. 85 Comment
  JEPS123955  Porterella carnosula Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20405 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CHSC112577  Portulaca oleracea Lowell Ahart 2013-9-17 19044 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
  CHSC77615  Portulaca oleracea Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS115342  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC61437  Potentilla drummondii Vernon H. Oswald; Lowell Ahart 1993-8-11 5793 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CHSC48858  Potentilla flabellifolia Vernon Oswald 1986-7-24 2226 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. On the edge of streamlet in a meadow. 2255 Comment
  CAS-BOT-BC531752  Potentilla gracilis var. fastigiata P. A. Munz 1951-7-26 16948 Tehama Square Lake, north base of South Yolla Bolly peak 2133 Comment
  CHSC70903  Prunus subcordata Vernon Oswald; Lowell Ahart 1998-4-27 8975 Tehama Weemasoul Rd. near its junction with Pettyjohn Rd., west of Red Bluff and southeast of Platina. Along the edge of the road. 417 Comment
  CHSC79902  Prunus subcordata L. P. Janeway; B. Castro 2000-4-22 6683 Tehama High Cascade Range. Along Ponderosa Way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 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
  CHSC117714  Pseudognaphalium luteoalbum Lowell Ahart; John Dittes 2016-8-25 21289 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
  JEPS88098  Pseudognaphalium luteoalbum Vernon H. Oswald and Lowell Ahart 1996-5-27 7651 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (n side of creek ca. 0.1 mi e of w boundary of reserve, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve, Thomes C 105 Comment
  RSA158056  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama Beside trail to Square Lake, ca. 1 mile E of the Lake, N side of South Yolla Bolly Mtn. 2134 Comment
  RSA49237  Psilocarphus brevissimus P. A. Munz 1949-5-14 13206 Tehama 7 miles south of Corning. Comment
  CAS-BOT-BC361815  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4352 Tehama Southwest side of Hwy 99, 1.0 mi southeast of Lassen Road. Within the road right-of-way fence 65 Comment
  CHSC61956  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4358 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC79960  Psilocarphus brevissimus var. brevissimus L. P. Janeway 2000-5-16 6737 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  SBBG8680  Psilocarphus brevissimus var. brevissimus H. and M. Dearing 1938-6-22 2084 Tehama near Deer Crk Comment
  SEINET7073576  Psilocarphus brevissimus var. multiflorus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  CHSC113335  Psilocarphus oregonus Lowell Ahart 2014-5-8 19437 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
  SEINET11807867  Psilocarphus oregonus Unknown 1982-1 914 Tehama The Nature Conservancy Vina Plains Preserve 63 Comment
  CHSC64502  Psilocarphus tenellus var. tenellus Vernon H. Oswald; Lowell Ahart 1995-4-10 6636 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 Inks Creek Rd. between Dales Lake and the w boundary. 213 Comment
  CHSC78814  Psilocarphus tenellus var. tenellus Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CAS-BOT-BC148613  Ptelea crenulata Doris Kildale Gillespie 1930-5-9 9277 Tehama 12 miles west of Paynes Creek on Susanville Road Comment
  JEPS118590  Ptelea crenulata B. Castro, L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  CHSC23626  Pteridium aquilinum var. pubescens B. Garamendi 1974-5-11 18 Tehama 1 mi s of Bucks Flat turnoff on ponderosa Way on Round Mountain. Mill/Deer Creek Study Area. 1158 Comment
  UC2031493  Pteridium aquilinum var. pubescens Barbara Ertter with Brad Olson 1991-7-6 10355 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  JEPS59088  Pterospora andromedea J. W. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  JEPS103354  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  HSC37151  Quercus berberidifolia A. M. Montalvo, J. D. Ackerman 1975-7-16 553 Tehama 3 mi E of Trinity Co. line on Hwy. 36 Comment
  UC1039825  Quercus berberidifolia O. C. Olson 1956-2-7 29 Tehama nw of Deer Creek Flat (on n rim of canyon, Quad 33C3) 609 Comment
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. Comment
  UC5575  Quercus durata W. W. Mackie 1902-10-1 Tehama w of Paskenta Comment
  HSC74843  Quercus durata var. durata J. P. Smith, Thomas W. Nelson 1978-7-22 10030 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UCD45912  Quercus durata var. durata P. C. Everett; E. K. Balls 1954-10-15 20311 Tehama 5.5 mi. s.w. of Paskenta on Paskenta to Covelo Road, Tehama County. 548 Comment
  UCSB17448  Quercus durata var. durata Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Road between Paskenta and South Yolla Bolly Peak (Mt. Linn), 7.7 miles northwest of Paskenta 701 Comment
  JEPS117293  Quercus garryana var. breweri Lowell Ahart, John Dittes 2010-7-17 16879 Tehama South side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 772 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
  UCD46638  Quercus kelloggii P. L. Johannses 1936-8-4 977 Tehama 1 1/2 miles northwest of junction of Chico and Little Smoke Creek. 1158 Comment
  SEINET10431772  Quercus kelloggii Unknown 1956-4-27 s.n. Tehama CA Hwy 36, 35 miles E of Red Bluff. 610 Comment
  RSA658039  Quercus lobata Trudy R. Ericson 1976-10-30 617 Tehama Woodson Bridge St. Rec. Area Campground near Corning. 61 Comment
  CAS-BOT-BC384655  Quercus wislizeni Andrew Townesmith; Karen M. Meyer 2007-8-5 902 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
  CHSC64543  Quercus wislizeni var. wislizeni Vernon H. Oswald; Lowell Ahart 1995-4-3 6604 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. Twig from a live oak growing between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  CAS-BOT-BC379429  Ranunculus alismifolius var. alismellus Carl B. Wolf 1937-5-17 8714 Tehama northern Sierra Nevada; Red Bluff-Susanville Road, Mineral 1524 Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  CHSC95154  Ranunculus aquatilis var. diffusus R. D. Fischer 2005-6-26 830 Tehama Chico Meadows. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 36 in upper Deer Creek Meadows, in Gurnsey Creek. UTM: 10633472E, 4459423N. 1396 Comment
  CHSC66499  Ranunculus arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7582 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
  UCSB63892  Ranunculus arvensis Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff: T28N R2W SW1/4 NE1/4 Sect. 8,Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. 182 Comment
  SBBG2244  Ranunculus canus var. canus H. and M. Dearing 1938-6-22 2080 Tehama near Deer Crk 1219 Comment
  JEPS96760  Ranunculus flammula Dean W. Taylor 1997-6-25 16092 Tehama Diamond Lake; Lassen National Forest 1920 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
  JEPS115345  Ranunculus flammula var. ovalis Lowell Ahart, Josephine Guardino 2009-9-6 16359 Tehama On damp gray soil, east of the enclosure, on the side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, About 6 1/2 miles (air) southeast of Mineral 1478 Comment
  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
  UCR265164  Ranunculus hebecarpus Barbara Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  CDA24330  Ranunculus hebecarpus J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  CHSC56328  Ranunculus occidentalis K. R. Stern 1986-5-21 8261 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  SBBG2268  Ranunculus occidentalis var. dissectus H. and M. Dearing 1938-6-22 2079 c Tehama Deer Crk above Potato Patch camp 1219 Comment
  UC1949157  Ranunculus orthorhynchus var. orthorhynchus Barbara Ertter with Brad Olson 1991-7-6 10396 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
  SEINET12093971  Ranunculus sceleratus Unknown 1983-1 878 Tehama 300 meters NW of barn in S pasture, T24N, R1W, SW quadrant Sect 28 62 Comment
  CHSC64605  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1995-4-10 6623 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
  CHSC46510  Rhamnus ilicifolia Peter Ahart 1977-10-2 Tehama About 8 miles east of Los Molinos, growing on dry rocky soil by large rocks. 335 Comment
  CDA35694  Rhamnus ilicifolia S. T. Ancell Tehama 0 Comment
  RSA613487  Rhamnus tomentella subsp. crassifolia Louis C. Wheeler 1935-5-23 3522 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UC592916  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1937-9-6 Tehama Paskenta to Covelo road (Mud Flat); Inner North Coast Ranges 609 Comment
  CHSC77785  Rhamnus tomentella subsp. tomentella B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1027 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On low, dry floodplain and cobble bar. 329 Comment
  CHSC86830  Rhamnus tomentella subsp. tomentella Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 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
  UCD117979  Rhododendron occidentale S. P. Lynch 1973-6-9 295 Tehama On Tedoc Mtn. Comment
  UC1130566  Rhus trilobata P. L. Johannsen 1936-8-28 81005 Tehama 1/4 mi sw of junc. Deer and Rattlesnake Creek; Lassen National Forest 1036 Comment
  UC1037364  Ribes binominatum Douglas Barbe 1955-7-16 171 Tehama e ridge leading to the summit South Yolla Bolly (Mt. Linn) 2286 Comment
  JEPS49420 Image available Ribes cereum W. L. Jepson 1927-6-21 12280 Tehama hillslope by Feather River Meadows (near Mineral); Feather River 1524 Comment
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Jun 19 2009
  HSC95673  Ribes lacustre Vernon H. Oswald, L. Ahart 1997-7-7 8714 Tehama USFS Rd. 35 at branch of the S Fork of Beegum Creek, 0.4 mi. W of Rat Trap Gap, N side of the Yolla Bolly-Middle Eel Wilderness 1707 Comment
  CAS-BOT-BC168883  Ribes lobbii Rimo Bacigalupi 1934-5-29 2414 Tehama Near Log Spring Ranger Station, along road from Corning to Covelo, Mendocino National Forest 1676 Comment
  CHSC68819  Ribes lobbii Vernon Oswald; Lowell Ahart 1997-6-10 8558 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02), in dry woods above the meadow. 1821 Comment
  CAS-BOT-BC212663  Ribes nevadense Saichi Kawahara 1968-5-5 401 Tehama Highway 32, 4 miles SW of Highway 36, at Deer Creek 1396 Comment
  CHSC65340  Ribes nevadense Lowell Ahart 1995-10-3 7654 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
  CHSC80553  Ribes nevadense Vernon H. Oswald; Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  JEPS102309 Image available Ribes nevadense Vernon H. Oswald and Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1072 Comment
  CHSC57016  Ribes roezlii var. roezlii Steven Triano 1988-4-17 76 Tehama Rocky hillside along s side of Hwy. 32 ca 25 mi n of Forest Ranch. 1060 Comment
  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
  JEPS104021  Rigiopappus leptocladus Lowell Ahart 2003-4-17 10116 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  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
  UC1619988  Rigiopappus leptocladus Barbara Ertter 1991-5-18 9853 Tehama Rosewood Ranch on Salt Creek ca. 17 airmiles w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Rosewood Ranch, Salt Creek 259 Comment
  CAS-BOT-BC74726  Rorippa curvisiliqua Clare B. Hardham 1971-8-10 18341 Tehama South Yolla Bolly Mountain. Dry Lake. Road to Red Bluff. 1691 Comment
  CHSC84257  Rorippa nasturtium-aquaticum Lowell Ahart; John Dittes 2003-6-11 10240 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
  CAS-BOT-BC146356  Rosa John Thomas Howell 1977-6-20 52364 Tehama On Deer Creek Road, west of Colby Mt. 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
  CHSC84268  Rosa californica Lowell Ahart; John Dittes 2003-6-11 10254 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
  CHSC90443  Rosa gymnocarpa Niall McCarten; Roxanne Bittman 1986-6-15 5385 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1249 Comment
  CHSC95170  Rosa gymnocarpa R. D. Fischer 2005-5-30 794 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 2 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. 1066 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
  JEPS110145 Image available Rosa pisocarpa subsp. ahartii Lowell Ahart 2006-7-19 13042 Tehama North edge of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CAS-BOT-BC274269  Rostraria cristata John Thomas Howell 1954-4-26 29187 Tehama Dibble Creek just north of Red Bluff Comment
  SEINET11689120  Rostraria cristata Unknown 1982-1 477 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS96957  Rubus leucodermis Dean W. Taylor 1997-7-24 16145 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CHSC102800  Rumex fueginus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16324 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
  UC936219  Rumex salicifolius var. salicifolius Helen K. Sharsmith 1951-7-11 4015 Tehama 0.3 mi beyond Anthony Peak road junction (Covelo-Paskenta road, just within w boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  CHSC95178  Rupertia hallii R. D. Fischer 2005-9-10 849 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found on ridge top above old quarry 6.8 miles from Hwy 32. 1524 Comment
  UC580785  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mile northeast of Campbellville. Comment
  SDSU5197  Rupertia physodes K. Dixon 1942-8-2 3319 Tehama Soda Springs. Comment
  UC980587  Sagina apetala Milo S. Baker 1953-4-26 12542 Tehama 5 mi. w. Paskenta (along rd. of Crane Lumber Co.) Comment
  CHSC40717  Sagina decumbens subsp. occidentalis Pauleen Broyles 1983-4-16 904 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch nw of barn. 60 Comment
  CHSC117713  Sagina saginoides Lowell Ahart; John Dittes 2016-8-25 21298 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  SBBG25914  Sagina saginoides D. Myrick 1966-8-6 1462 Tehama South Yolla Bolly Mtn 2133 Comment
  RSA530026  Sagittaria sanfordii D. W. Taylor 1991-6-14 11919 Tehama Hog Lake (West of Highway 36 ca. 3 miles S of Dales), 262 Comment
  CAS-BOT-BC132676  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  CAS-BOT-BC132680  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  RSA90599  Salix breweri Keith Wagnon 1953-5-10 12624 Tehama Below logging road. W of Paskenta. Collected between the 9 and 10 mile posts. Comment
  CHSC9568  Salix exigua E. L. Smith 1971-4-8 942 Tehama Ca. 28 mi n of Chico, on Hwy 99 just acroos Butte Co. line. Comment
  RSA767801  Salix exigua L. Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork and Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  SBBG128033  Salix exigua L. Ahart, J. Dittes 2010-7-19 16891 Tehama gravel bar, ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  SBBG128039  Salix exigua L. Ahart, J. Dittes 2010-7-19 16892 Tehama gravel bar ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  CHSC115836  Salix exigua var. exigua Lowell Ahart; John Dittes 2015-8-6 20512 Tehama 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
  POM209476  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Hwy. 8 miles NE of Mineral. 1982 Comment
  CHSC105943  Salix laevigata Lowell Ahart; John Dittes 2010-7-17 16850 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  JEPS14851  Salix laevigata Harold and Virginia Bailey 1938-4-16 Tehama along creek bank Henleyville Comment
  JEPS38400  Salix laevigata W. L. Jepson 1899-4-27 19 s Tehama near Mt. Tom (Cold Fork of the Cottonwood) Comment
  POM209492  Salix laevigata Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 651 Tehama Red Bluff. 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
  CAS-BOT-BC129526  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14591 Tehama Mineral 1524 Comment
  CHSC115838  Salix lasiandra var. lasiandra Lowell Ahart; John Dittes 2015-8-6 20514 Tehama 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
  JEPS124071  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-5 20444 Tehama East side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC9567  Salix lasiolepis E. L. Smith 1971-4-8 941 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  JEPS127145  Salix lasiolepis Lowell Ahart, John Dittes 2016-8-25 21303 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC124905  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 400 Tehama South Fork of Battle Creek, 2 km. east of Mineral 1500 Comment
  CAS-BOT-BC124933  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 377 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124938  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 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
  CHSC115539  Salix lemmonii Lowell Ahart; John Dittes 2015-8-5 20443 Tehama On damp black soil, meadow, east side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS124072  Salix lemmonii Lowell Ahart, John Dittes 2015-8-5 20443 Tehama East side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  SBBG27407  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 686 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG54687  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG57900  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
  SD951  Salix lemmonii Carleton 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
  UC481992  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 380 Tehama 1.7 km. n.e. Mineral (on Mt. Lassen Hwy., S. Fork Battle Creek, at Mill Creek stream crossing); S. Fork Battle Creek 1570 Comment
  UC482005  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 376 Tehama 1.7 km. w. Mineral (s. side of Hwy., s. of rd. maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC482006  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 3376 Tehama 1.7 km. w. Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525919  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525921  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 683 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525933  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi. n.e. Mineral (Mt.Lassen Hwy.) 2042 Comment
  UC525947  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 672 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 1981 Comment
  UC525948  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 672 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 1981 Comment
  UCD111698  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway. 1570 Comment
  CAS-BOT-BC124915  Salix lemmonii John Thomas Howell 1960-8-21 36320 Tehama Kings Creek Meadow 2209 Comment
  CHSC101390  Salix melanopsis David Isle 1992-7-29 1556 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1737 Comment
  CHSC84289  Salix melanopsis Lowell Ahart; John Dittes 2003-6-11 10260 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
  JEPS117342  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16893 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
  UC437367  Salix melanopsis W. P. Taylor 1912-6-11 Tehama 2 mi. n.e. Tehama (Mill Creek); Mill Creek Comment
  CAS-BOT-BC126173  Salix scouleriana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  SBBG57983  Salix scouleriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy, 7.9 mi NE of Mineral 1981 Comment
  UC482344  Salix scouleriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e. Red Bluff (flat near Paine's Creek); Paine's Creek 300 Comment
  CDA3217  Salsola tragus S. T. Ancell 1959-8-14 2931 Tehama Red Bluff. 0 Comment
  CDA23489  Salsola tragus J. T. Howell 1960-7-24 36001 Tehama Paynes Creek Comment
  JEPS24209  Salvia columbariae Stanton A. Cook 1960-4-23 946 Tehama 5 mi n Newville (on road from Newville to Paskenta); ; only two collections in U.C. & Jepson herb. north of this, both also in Tehama County--R.C.B. 1960 Comment
  HSC73427  Salvia sonomensis S. R. Ahrens, L. Sieburth, B. Potter 1981-5-10 27 Tehama 671 Comment
  JEPS108898  Sanguisorba annua Lowell Ahart 2006-7-11 12956 Tehama On the north 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 1518 Comment
  CHSC55175  Sanicula bipinnata L. P. Janeway 1991-4-11 3878 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  CHSC67330  Sanicula bipinnata James D. Jokerst 1984-3-17 1931 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  CHSC79090  Sanicula bipinnata B. Castro; L. P. Janeway 2000-3-22 1038 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 356 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
  CHSC64498  Sanicula bipinnatifida Vernon H. Oswald; Lowell Ahart 1995-4-3 6585 Tehama Cascade Range Foothills. Dales Lake Ecological Preserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  UC1022557  Sanicula bipinnatifida C. Ritchie Bell 1953-3-21 1393 Tehama 4 mi n of Red Bluff (beside U.S. Highway 99) Comment
  SEINET12121960  Sanicula bipinnatifida Unknown 1983-1 870 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CDA38522  Sanicula crassicaulis J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 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
  CHSC117154  Sanicula tuberosa Lowell Ahart; John Dittes 2016-6-22 21023 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. 908 Comment
  SJSU6087  Sarcodes sanguinea A. D. Addy & R. McDonald 1962-5-30 Tehama Childs Meadow on State Rte 36 c. 9 mi E of Mineral 1508 Comment
  CAS-BOT-BC466233  Sarcodes sanguinea D. E. Breedlove 1962-6-12 3425 Tehama Along road from Viola to Mineral, 9.5 miles S of Viola 1524 Comment
  JEPS97457  Saxifraga integrifolia Vernon H. Oswald and L. Ahart 1995-2-13 6480 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 740 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 225 Comment
  RSA105483  Saxifraga odontoloma G. D. Barbe 1955-7-21 232 Tehama The south shore of Square Lake. South Yolla Bolly. 2104 Comment
  CHSC66587  Schoenoplectus californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7979 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  CAS-BOT-BC111815  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  CDA33196  Scirpus congdonii L. P. Janeway 2001-7-29 7393 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CAS-BOT-BC243493  Scribneria bolanderi Milo Baker; Keith Wagnon 1953-6-1 s.n. Tehama 7 miles west of Paskenta Comment
  CAS-BOT-BC243530  Scribneria bolanderi John Thomas Howell; R. C. Barneby 1954-5-14 29571 Tehama 9 miles east of Paynes Creek 1005 Comment
  CHSC27779  Scribneria bolanderi K. Bridwell 1978-4-14 68 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  JEPS7901  Scrophularia californica Milo S. Baker and H. K. Wagnon 1953-6-20 12750 Tehama logging road w of at 5 mi post Paskenta; West Tehama County Comment
  CHSC46566  Scutellaria antirrhinoides Vernon H. Oswald 1989-7-24 3895 Tehama Wilson Lake north of Hwy 36, ca. 8 (air) east of Mineral. 1606 Comment
  CHSC64974  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7049 Tehama W of Red Bluff and S of Platina at Tedoc Gap on Forest Route 45. 1371 Comment
  CHSC79177  Scutellaria antirrhinoides L. P. Janeway 2000-6-29 6851 Tehama High North Coast Ranges. About 1100 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2300 Comment
  CHSC86571  Scutellaria californica L. P. Janeway 2003-6-14 7842 Tehama High Cascade Range. Along Cohasset Road 3.2 road km north-east of Deer Creek crossing. At small drainage. 732 Comment
  JEPS96103  Scutellaria californica Vernon H. Oswald and Lowell Ahart 1996-6-3 7709 Tehama ne of Red Bluff (along Hwy 36, along Paynes Creek, 0.4 mi downstream from the old bridge site); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  UCR9040  Scutellaria californica Donald Myrick 1966-8-6 1457 Tehama Dried creek bed on South Yolla Bolly Mountain 2134 Comment
  JEPS102409  Scutellaria siphocampyloides Vernon H. Oswald 2001-6-5 10042 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  RSA90843  Scutellaria tuberosa Milo S. Baker, H. K. Wagnon 1953-5-31 12557 Tehama Logging road west of Paskenta near 5 mile post. Comment
  RSA21521  Sedella pumila C. B. Wolf 1937-5-16 8707 Tehama Northern Sierra Nevada Footthills, Red bluff - Susanville road, 2.8 miles above Paynes Creek P[ost] O[ffice]. 610 Comment
  RSA0074775  Sedum spathulifolium G. D. Wallace, Larry E. DeBuhr 1972-5-21 1064 Tehama Along Hwy 36 just outside Lassen National Forest, 2.5 miles E of turnoff to Lyonsville. 1341 Comment
  HSC74957  Sedum spathulifolium var. spathulifolium J. P. Smith, Thomas W. Nelson 1979-6-24 10172 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  CAS-BOT-BC363254  Senecio Saichi Kawahara 1968-5-5 402 Tehama 4 miles southwest of Hwy 36 on Hwy 32, where Deer Creek crosses Hwy 32 1396 Comment
  CHSC45772  Senecio fremontii var. fremontii Vernon Oswald 1986-7-24 2232 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CHSC69164  Senecio hydrophilus Vernon Oswald 1997-8-13 8815 Tehama Forest Road 29N19 (to Willow Spring Campground) 4.0 mi east of Wilson Lake Road, 0.5 mi west of Edge Cabin Spring, north of Hwy. 36 and ca. 6.5 air mi east-southeast of Childs Mdws. In meadow along Lost Creek. 1572 Comment
  UCD33124  Senecio hydrophilus Beecher Crampton 1966-6-28 7772 Tehama 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 457 Comment
  SEINET5334853  Sequoia sempervirens T. Kerstetter 1956-4-27 s.n. Tehama 30 miles west of Chico, on Highway 99E. 152 Comment
  HSC101764  Setaria pumila subsp. pumila J. P. Smith 2011-9-23 13428 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  CAS-BOT-BC240208  Setaria viridis L. R. Abrams 1934-8-23 13643 Tehama Red Bluff Comment
  JEPS117622  Setaria viridis Lowell Ahart, John Dittes, Josephine Guardino 2010-9-1 17140 Tehama On the south side of John Dittes home, about 100 yards south of Mill Creek, about 0.3 miles east of confluence with the Sacramento River, Los Molinos 64 Comment
  JEPS97001  Sibara virginica Vernon H. Oswald and L. Ahart 1994-3-8 5977 Tehama T23N R5W SW1/4 SE1/4 Sec. 35, 475 ft, Foothill Woodland. Burris Creek Arm of Black Butte Lake at the shoreline near the E end of Morrison Bryant Rd 144 Comment
  CHSC107234  Sidalcea diploscypha Lowell Ahart; John Dittes 2011-6-9 17457 Tehama Rio De Los Molinos Land Grant. 700 feet east of Highway 99, 1.1 miles (air) north of Vina. 67 Comment
  UC727085  Sidalcea diploscypha A. A. Heller 1927-5-3 14361 Tehama ten mi n Chico; n of Chico Comment
  CHSC68586  Sidalcea hartwegii Vernon H. Oswald; Lowell Ahart 1997-5-14 8426 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
  JEPS88498  Sidalcea hartwegii Vernon H. Oswald and Lowell Ahart 1996-4-23 7430 Tehama Hog Lake Plateau. BLM parcel along Highway 36 NE of Red Bluff, Cascade Range Foothills. Comment
  UCD80455  Sidalcea hartwegii CNPS SN Foothill Team 2005-6-21 SNNR 0377 b Tehama USFS Lassen National Forest. 599 Comment
  HSC1781  Sidalcea hirsuta Larry Berti 1969-5-9 86 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS97965  Sidalcea malviflora subsp. asprella K. Andreasen 1998-6-29 275 Tehama Hwy 36, 0.5 mi from Crane Creek Comment
  CAS-BOT-BC205772  Sidalcea oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2072 Comment
  JEPS67271  Sidalcea oregana subsp. spicata Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  JEPS97443  Silene californica Vernon H. Oswald and L. Ahart 1995-7-12 6998 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Herbaceous perennial growing on a roadside bank. 950 Comment
  CDA36315  Silene californica J. R. Keck Jr. 1989-4-18 PDR# 331446 Tehama Forest Route 35; southwest of Highway 36. 0 Comment
  CHSC64968  Silene campanulata subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1995-7-12 7034 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
  HSC82138  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4932 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CHSC40718  Silene gallica Pauleen Broyles 1983-4-24 913 Tehama The Nature Conservancy Vina Plains Preserve. Area se of barn. 60 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
  HSC4173  Silene laciniata subsp. californica John L. Heywood, D. H. Norris 1968-3-31 1914 Tehama Hwy. 36, 17 mi. E of Shasta Co. line Comment
  CHSC64516  Sisymbrium officinale Vernon H. Oswald; Lowell Ahart 1995-4-10 6641 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the s edge of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  JEPS75777  Smilacina racemosa Todd and Virginia Keeler-Wolf 1971-6-12 2 Tehama near Harding Spring; Yolla Bolly Mountains 1676 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
  JEPS117391  Solanum americanum Lowell Ahart, John Dittes 2010-10-4 17296 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
  CHSC87009  Solanum nigrum Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. 304 Comment
  UCD18359  Solanum parishii A. M. Shapiro 1998-6-19 s.n. Tehama Hwy 162, Grindstone overlook. 487 Comment
  CHSC102196  Solanum rostratum Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  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-BC58510  Solanum umbelliferum R. Bacigalupi 1934-5-29 2408 Tehama Mendocino National Forest. Along Covelo-Paskenta road, between Eel River Ranger Station and Low Gap Ranger Station. About 17 miles E of Covelo. Comment
  CDA7131  Solidago californica L. Ahart 2003-8-11 10493 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CDA8719  Solidago californica L. Ahart, S. M. Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  CHSC84405  Solidago velutina subsp. californica Lowell Ahart 2003-8-11 10493 Tehama Near a drainage, burned area on the west side of road M2, about 9 miles west of Paskenta. 875 Comment
  JEPS104657  Solidago velutina subsp. californica Lowell Ahart 2003-8-11 10493 Tehama Near a drainage, burned area on the w side of road M2, ca 9 mi w of Paskenta. 875 Co