Search Results — 2000 specimen records retrieved (1617 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC330992  Acer glabrum var. glabrum John Thomas Howell 1961-6-20 36565 Tehama Lassen Volcanic National Park, Lassen Highway at Diamond Pt. 2209 Comment
  HSC75054  Acer macrophyllum J. P. Smith, Thomas W. Nelson 1978-7-22 10055 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  SEINET263496 Image available Acer macrophyllum R. J. Shaw 1993-5-23 5094 .1 Tehama Hwy 32 at mile marker TEH 12 1000 Comment
  UCSB63890  Achillea millefolium Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  CHSC65983  Achnatherum lemmonii Vernon H. Oswald; Lowell Ahart 1996-4-23 7432 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 182 Comment
  CHSC86956  Achnatherum lemmonii Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  JEPS102493  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA756339  Achnatherum lemmonii Barbara Ertter 1990-5-12 8934 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  SEINET4343814 Image available Achnatherum lemmonii Unknown 1990-5-12 8934 Tehama NW side of Dry Fork Creek NW of jct of Hwy 36 and Rt A5 (Bowman Rd) ca 15 airmiles WNW of Red Bluff, on Reed property 183 Comment
  UC1056064  Achnatherum lemmonii J. I. Mallory 1956-6-5 139 Tehama 1 mi nne Paynes Creek (Inskip Lookout road); Mt. Diablo Mer, Quad. 33-B-3 594 Comment
  UCD32615  Achnatherum lemmonii Beecher Crampton 1954-6-16 1983 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  UCD50719  Achnatherum lemmonii Beecher Crampton 1953-5-1 1203 Tehama Foot of a roadcut embankment, 5 miles north of Red Bluff, Tehama County. Comment
  UC641635  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1939-7-10 2942 Tehama 2 mi w Childs Meadow (in deep woods) 1889 Comment
  UC641663  Achnatherum occidentale subsp. pubescens G. L. Stebbins 1939-7-10 2944 Tehama 12 mi e Paynes Creek 1097 Comment
  CHSC87111  Achnatherum stillmanii L. P. Janeway 2001-6-15 7177 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  UC1137072  Achnatherum stillmanii August L. Hormay 1929-7-15 Tehama Polk Springs Road Comment
  CHSC13923  Achyrachaena mollis P. Fehr 1974-4-23 11 Tehama Side of Cana Pina Creek Rd, ca. 4 mi n of junct with Broyles Rd, ca. 6 mi n of Chico. 56 Comment
  CHSC40513  Achyrachaena mollis Pauleen Broyles 1982-4-23 449 Tehama The Nature Conservancy Vina Plains Preserve. Just south of Lassen Road. 70 Comment
  JEPS94672  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1998-5-14 9047 Tehama Hwy 36 2.3 mi e Vestal Rd. (between Red Bluff and Platina) 274 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
  CHSC68583  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1997-5-14 8427 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
  CHSC96637  Acmispon brachycarpus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13617 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS94493  Aconitum columbianum Vernon Oswald and Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CAS-BOT-BC391372  Aconitum columbianum subsp. columbianum John Thomas Howell 1960-8-18 36077 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC412931  Aconogonon davisiae Alice Eastwood; John Thomas Howell 1941-7-10 9855 Tehama Anthony Peak, Mendocino-Tehama Co. Comment
  CHSC115788  Aconogonon phytolaccifolium Lowell Ahart; John Dittes 2015-8-6 20494 Tehama South of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  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
  CHSC66510  Aegilops triuncialis Vernon H. Oswald; Lowell Ahart 1996-5-20 7596 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 158 Comment
  CHSC88929  Aesculus californica Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 100 yds south of Cottonwood Creek, off of Powerline Road. UTM: 10 0591130 E, 4451392 N. 473 Comment
  JEPS97264  Aesculus californica Vernon H. Oswald 1995-5-22 6755 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Inflorescence from a single shrubby tree 225 Comment
  SEINET10494577  Aesculus californica Billy Joe Cox 1971-6-10 Cox 2853 Tehama 8 mi e of redbluff, on calif. Hwy 36; live oak, savannah and aesculus. Comment
  RSA66673  Agastache urticifolia P. A. Munz 1951-7-26 16934 Tehama SouthYolla Bolly Pk., just below summit. 2439 Comment
  CHSC78590  Agoseris heterophylla J. Marr; C. Warren 1998-5-19 Tehama West of Orland, vicinity of Newville, Garland Road and Mendocino NF land. 243 Comment
  SJSU4662  Agoseris heterophylla R. L. MacDonald & N. D. Addy 1962-6-30 Tehama on State Rte 36 c. 11 mi W of Mineral Comment
  UC766938  Agrostis elliottiana Robert F. Hoover 1937-5-19 2261 Tehama 4 mi s Cottonwood Comment
  CHSC115802  Agrostis exarata Lowell Ahart; John Dittes 2015-8-5 20472 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC59151  Agrostis exarata Vernon H. Oswald 1992-8-19 5165 Tehama Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. Lassen Volcanic National Park. 2194 Comment
  UC1112863  Agrostis exarata Douglas Barbe 1955-7-16 162 Tehama on sw slope of ridge leading to Oven Lid (in meadow at Somerset) 1767 Comment
  CDA15410  Agrostis hendersonii G. F. Hrusa, J. Hart 1998-5-1 14408 Tehama Sacramento Valley; Margins of shallow vernal pools on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. approaching the lower limit of Quercus douglasii woodland. Annual, fairly common here. Comment
  JEPS100276  Agrostis idahoensis Dean W. Taylor 1992-8-22 13211 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest 1554 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
  CHSC105746  Agrostis stolonifera David Isle 1992-10-21 1802 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Kenny Ridge; 0.45 mile NW of Jct. 23N04/23N24 in wet spot on north aspect of 23N24. 1267 Comment
  CHSC94569  Agrostis stolonifera Lowell Ahart 2006-9-9 13253 Tehama On the west side of Colby Creek, west of the dirt road, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS124425  Agrostis variabilis Lowell Ahart, John Dittes 2015-8-5 20449 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
  UC1112864  Agrostis variabilis Douglas Barbe 1955-7-17 217 Tehama Cold Spring Camp 1889 Comment
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  SEINET11689121  Aira caryophyllea Unknown 1982-1 379 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Rd 63 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
  CHSC66581  Alisma triviale Vernon H. Oswald; Lowell Ahart 1996-7-8 7968 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 158 Comment
  CDA15427  Allium amplectens G. F. Hrusa, J. Hart 1998-5-1 14405 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd nr. lower el. limit of Quercus douglasii woodland. 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
  CHSC91094  Allium amplectens Niall McCarten 1986-6-15 5290 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so side Rd. 25N29. 2011 Comment
  CAS-BOT-BC462235  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-22 1855 Tehama 7 miles e. of Paynes Creek Comment
  POM204052  Allium amplectens L. S. Rose 1934-4-22 34246 Tehama 4 miles E of Paynes Creek. Comment
  JEPS100798  Allium bolanderi var. bolanderi Dean W. Taylor 1990-4-24 10653 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  HSC71877  Allium campanulatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5859 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS33078  Allium campanulatum W. L. Jepson 1897-7-24 Tehama South Yallo Balley summit Comment
  UC1037358  Allium campanulatum Douglas Barbe 1955-7-16 189 Tehama near summit of SOuth Yolla Bolly 2438 Comment
  RSA123635  Allium campanulatum G. D. Barbe 1955-7-16 189 Tehama In dry, talus near the summit of South Yolla Bolly. 2439 Comment
  UC726227  Allium campanulatum A. A. Heller 1941-8-11 16281 Tehama about 1/2 mi below Sulphur Works entrance; Lassen Volcanic National Park 1828 Comment
  UCD138493  Allium campanulatum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama from Square Lake east toward road from Oven Lid on north side of South Yolla Bolly. Comment
  CHSC70918  Allium cratericola Vernon Oswald; Lowell Ahart 1998-4-27 8974 Tehama Pettyjohn Rd. 1.0 mi west of its junction with the east end of Hammer Loop Rd., west of Red Bluff and southeast of Platina. 786 Comment
  CHSC101418  Allium falcifolium David Isle 1992-5-19 1562 Tehama Peak of Forks Ridge. 1880 Comment
  HSC75399  Allium falcifolium J. O. Sawyer, K. A. Sawyer 1980-6-18 3565 Tehama Humboldt Trail E of Low Gap 1829 Comment
  UC7001333  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama South Yolla Bolly Mountain, Mendocino National Forest, North Coast Ranges Middle Eel-Yolla Bolly Primitive Area, South Yolla Bolly Mtn 2438 Comment
  CAS-BOT-BC469080  Allium falcifolium Alice Eastwood; John Thomas Howell 1941-7-9 9815 Tehama Government Flat Comment
  UC1731205  Allium sanbornii var. sanbornii Dean W. Taylor 1997-7-24 16150 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  SEINET198084  Allium siskiyouense L. Kellogg 1952-7-17 75 Tehama Mendocino National Forest ; S Yolla Bolly Mtn Middle Eel-Yolla Bolla Primitive Area 2438 Comment
  CAS-BOT-BC476706  Allium validum Alice Eastwood; John Thomas Howell 1941-7-9 9747 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  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
  JEPS102403  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS98968  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102420  Allophyllum integrifolium Lowell Ahart 2001-6-16 8867 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CHSC81350  Alnus rhombifolia Jenny Marr; Heidi West, Joyce Lacey 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 310 Comment
  CDA15420  Alopecurus saccatus G. F. Hrusa, J. Hart 1998-5-1 14421 Tehama Sacramento Valley; Common to patchy in wet bottoms of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  CHSC77809  Alopecurus saccatus B. Castro; L. P. Janeway 1999-5-5 922 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. Near Round Valley Road. 268 Comment
  HSC48810  Alopecurus saccatus J. P. Smith 1979-4-28 10073 Tehama Leininger Rd., E of Vina 73 Comment
  CHSC116175  Amaranthus albus Lowell Ahart 2015-6-22 20256 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
  JEPS104372  Amaranthus albus Lowell Ahart 2003-9-17 10566 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
  CHSC112997  Amaranthus powellii Lowell Ahart 2013-8-2 18984 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
  JEPS94935  Amsinckia intermedia Vernon H. Oswald and Lowell Ahart 1997-5-14 8443 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29) 17.8 mi s of Plum Creek Road); between Paynes Creek and Cohasset on Ponderosa Way 920 Comment
  UC1094050  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and G. T. Robbins 1956-4-18 674 Tehama 2.1 mi n Paskenta (on road to Lowrey) Comment
  HSC65817  Amsinckia intermedia Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 89 Tehama 1/2 mi. SSW of BM1797 on FS Rd. 29N15 610 Comment
  HSC90023  Amsinckia intermedia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 19 Tehama Tedoc Rd., at its intersection with Hwy. 36 549 Comment
  CHSC65718  Amsinckia lycopsoides Vernon H. Oswald; Lowell Ahart 1996-4-3 7314 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along Gyle Rd. near the NW corner of the reserve. 103 Comment
  CHSC78817  Amsinckia menziesii Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 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
  RSA0089976  Amsinckia retrorsa A. A. Heller 1927-5-14 14333 Tehama Shasta Valley. Comment
  HSC1757  Amsinckia tessellata Larry Berti 1969-3-19 38 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
  JEPS105867  Anagallis arvensis Lowell Ahart 2004-4-29 10800 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  OBI55496  Anaphalis margaritacea David J. Keil, Kathleen Keil 1992-7-25 23600 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary Comment
  CHSC87316  Ancistrocarphus filagineus Lowell Ahart 2004-4-29 10797 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  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
  JEPS2891 Image available Ancistrocarphus filagineus W. L. Jepson 1899-4-25 14764 Tehama Crane Creek Stivers Ranch (w Tehama Co.) Comment
  JEPS40579  Ancistrocarphus filagineus W. L. Jepson 1932-5-9 16313 Tehama on an adobe slide in a gully, (sw Tehama County) Paskenta 304 Comment
Read comments
Jul 1 2009
  UC1299407  Anemone drummondii Freed W. Hoffman 1950-7-3 3711 Tehama 1 mi. n.e. White Rock Guard Station Comment
  CAS-BOT-BC271407  Anisocarpus scabridus P. A. Munz 1951-7-26 16920 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  CHSC61772  Anisocarpus scabridus Vernon H. Oswald; Lowell Ahart 1993-9-2 5896 Tehama Ridge running E from Mt. Linn, Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CAS-BOT-BC63864  Antennaria argentea Alice Eastwood; John Thomas Howell 1941-7-9 9755 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  HSC95722  Antennaria argentea Vernon H. Oswald, L. Ahart 1997-7-7 8689 Tehama USFS Rd. 27N26 0.8 mi. W of its junction with 27N06; W of Saddle Campground, near the NE corner of the Yolla Bolly-Middle Eel Wilderness 1067 Comment
  CAS-BOT-BC59214  Antennaria dimorpha G. L. Stebbins 1972-6-18 8094 Tehama East Ridge of Mt. Tedoc 1554 Comment
  CHSC55341  Anthriscus caucalis L. P. Janeway 1991-4-18 3913 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  JEPS97218  Anthriscus caucalis Vernon H. Oswald and L. Ahart 1995-4-3 6603 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC66208  Antirrhinum cornutum Vernin H. Oswald; Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 103 Comment
  RSA759885  Antirrhinum cornutum Barbara Ertter, Brad Olson 1991-7-5 10309 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
  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
  CDA41209  Antirrhinum subcordatum L. Ahart 2004-6-11 11019 Tehama West of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CHSC64492  Antirrhinum subcordatum J. Molter 1993-6-9 739 b Tehama Adjacent to Little Grizzly Cr. 396 Comment
  JEPS106301  Antirrhinum subcordatum Lowell Ahart 2004-6-11 11019 Tehama Hillside on the west side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 553 Comment
  RSA0029777  Antirrhinum subcordatum Barbara J. Ertter 1990-5-12 8940 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 0 Comment
  CDA41214  Antirrhinum vexillo-calyculatum subsp. breweri J. R. Keck 1976-10-13 s.n. Tehama Southeast edge of county road approximately 1.1 miles west of Manton. 0 Comment
  JEPS97424  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and L. Ahart 1995-7-12 7001 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  CHSC44218  Aphyllon epigalium subsp. epigalium Vernon Oswald 1988-7-12 3552 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  CHSC95198  Aphyllon epigalium subsp. epigalium R. D. Fischer 2004-5-30 835 Tehama Sierra Nevada range, off Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. 883 Comment
  CHSC80583  Apocynum androsaemifolium Lowell Ahart 2001-6-16 8860 Tehama On south side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  SJSU11068  Apocynum androsaemifolium R. J. McDonald & N. D. Addy 1962-6-30 Tehama Hwy 36 c. 11 mi W of Mineral 1066 Comment
  POM268042  Aquilegia formosa var. pauciflora J. T. Howell 1941-7-9 9826 Tehama Near Government Flat. Comment
  CHSC65756  Arabidopsis thaliana Vernon H. Oswald; Lowell Ahart 1996-4-8 7320 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge site on the gravel road. 106 Comment
  CHSC92779  Arabidopsis thaliana John Dittes; Josephine Guardino 2005-4-13 1064 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  JEPS85651  Arabis breweri var. breweri Virginia Bailey 1938-4-16 Tehama 5 mi w. Paskenta (on Paskenta-Covelo road) 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
  RSA0125765  Arabis glabra Barbara Ertter, Brad Olson 1991-7-4 10227 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  RSA0129804  Arabis platysperma P. A. Munz 1951-7-26 16953 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  CAS-BOT-BC17381  Arabis pycnocarpa var. pycnocarpa P. A. Munz 1951-7-26 16942 Tehama South Yolla Bolly Peak. Square Lake, north base. 2133 Comment
  SEINET3239990  Arceuthobium abietinum R. L. Mathiasen 2010-1 1035 Tehama 2.2 km SE of Mineral on forest rd. 172. 1520 Comment
  UC1078847  Arceuthobium americanum Job Kuijt 1957-5-21 1355 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
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Jul 27 2009
  UC1078849  Arceuthobium americanum Job Kuijt 1957-5-21 1357 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  UCD101912  Arceuthobium americanum Lalit M. Srivastava 1957-10-19 17 Tehama Spring Camp, Mill Creek, ca. 3 miles south of State Highway 36 on road intersecting the highway ca. 3 miles east of State Highway 89. Comment
  UC1078851  Arceuthobium campylopodum Job Kuijt 1957-5-21 1359 Tehama 5 mi w Mineral (Hwy 36) Comment
  UC1078854  Arceuthobium campylopodum Job Kuijt 1957-5-21 1362 Tehama Manton Comment
  UCD105057  Arceuthobium campylopodum K. M. Meyer; A. Townesmith 2007-8-4 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4, Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  UC1078853  Arceuthobium campylopodum Job Kuijt 1957-5-21 1361 Tehama 12 mi w Mineral (Hwy 36) 975 Comment
  UCD101993  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-9 59 Tehama 3 miles east of Payne's Creek, State Highway 36. 701 Comment
  UC727071  Arctostaphylos X acutifolia A. A. Heller 1943-7-10 Tehama 2 1/2 mi w Log Springs Comment
  SEINET10736234 Image available Arctostaphylos acutifolia John Thomas Howell 1943-8-8 Howell 19212 Tehama Log Spring Ridge. 1.1 miles west of Ranger Station, Tehama Co. Comment
  CAS-BOT-BC23938  Arctostaphylos canescens subsp. canescens Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC23939  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19213 Tehama Log Spring Ridge, 1.1 miles west of ranger station. Comment
  UC1043528  Arctostaphylos canescens subsp. canescens P. C. Everett and E. K. Balls 1954-10-16 20318 Tehama 2 mi w Mud Flat Forest Camp (along road from Paskenta to Covelo) 975 Comment
  SEINET11984895  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 709 Tehama on summit of Round Mountain Comment
  CHSC83121  Arctostaphylos manzanita subsp. elegans Roman Gankin; Dick Hildreth 1966-3-16 Tehama Round Mtn. Summit. Comment
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Jul 23 2009
  UCD53454  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-17 713 Tehama On Forest Service Road 23N04 (Valley View Access road); 7 miles south of junction with Forest Service Road 23N02. Comment
  JEPS38711  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1932-5-9 16332 Tehama sw Tehama Co. Ely Comment
  RSA789834  Arctostaphylos manzanita subsp. manzanita R. W. Spjut 2008-3-13 16221 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
  RSA257623  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1496 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  CAS-BOT-BC39953  Arctostaphylos nevadensis C. Hart Merriam 1916-9-8 s.n. Tehama High Mts. near Government Flat Comment
  CAS-BOT-BC39996  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19211 Tehama Log Spring Ridge Comment
  RSA14982  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  UC1001344  Arctostaphylos nevadensis Louise Kellogg 1952-7-18 91 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UCD52661  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44479  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  POM367408  Arctostaphylos patula B. C. Templeton 1960-6-14 8492 Tehama 15 miles east of Red Bluff. Comment
  RSA40228  Arctostaphylos patula J. T. Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles W of Ranger Station Comment
  SEINET2028689 Image available Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City 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
  SEINET8729958 Image available Arctostaphylos patula R. A. Manning 1954-1 3 Tehama In chaparral-Digger Pine belt, altitude 3200 feet. Five miles east of Paynes Creek on Plum Creek road, NW 1/4 Sec. 11, T. 28N, R. 1E, Lassen National Forest. 975 Comment
  SEINET11987314  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1980-1 3854 Tehama Tilden Botanic Garden, Berkeley, orig. from Inskip Butte Comment
  CHSC68496  Arctostaphylos viscida subsp. pulchella Vernon H. Oswald 1997-3-20 8313 Tehama Round Valley Rd.(M4) 5.8 mi W of Newville Rd., W of Salt Creek Conservation Camp. 457 Comment
  RSA96805  Arctostaphylos viscida subsp. pulchella P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 701 Comment
  CHSC105492  Arctostaphylos viscida subsp. viscida Lowell Ahart; John Dittes 2010-7-17 16877 Tehama On dry red rocky soil, just south of the gate, about 40 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
  JEPS117352  Arctostaphylos viscida subsp. viscida Lowell Ahart, John Dittes 2010-7-17 16877 Tehama On dry red rocky soil, just south of the gate, about 40 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
  SBBG128038  Arctostaphylos viscida subsp. viscida L. Ahart, J. Dittes 2010-7-17 16877 Tehama just S of the gate, ca. 40 yards E of the barn, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 829 Comment
  UC1039826  Arctostaphylos viscida subsp. viscida O. C. Olson 1956-1-24 27 Tehama one half mi e Townsend; Quad 32 B-4, Hooker Creek 182 Comment
  RSA66392  Arenaria congesta var. crassula P. A. Munz 1951-7-18 16622 Tehama [County: Tehama-Trinity line]; North-facing slope of North Yolla Bolly Peak; North Yolla Bolly Mts. 1982 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
  CHSC80669  Argemone munita subsp. munita Lowell Ahart 2001-6-14 8823 Tehama On the east side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  HSC22034  Argemone munita subsp. munita Richard Spjut 1971-5-15 1897 Tehama Mendocino National Forest, 25 mi. W of Corning 915 Comment
  SEINET11688651  Aristida oligantha Unknown 1982-1 791 Tehama The Nature Conservancy Vina Plains Preserve, along Lassen Rd 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
  SEINET8521968  Aristida ternipes var. gentilis Kelly W. Allred 1991-1 5467 Tehama along Jelly's Ferry Road, 0.5 mile from hwy I-5, live oak grassland community with wild oats and star thistle Comment
  CHSC64337  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, on outcropping of basalt just s of the borrow pit. 219 Comment
  HSC32635  Aristolochia californica Gary S. Lester 1974-4-20 111 Tehama Woodson Bridge State Rec. Area, 1 mi. E of Corning, Sacramento River flood plain 61 Comment
  HSC48276  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Woodson Bridge State Recreation Area, Hwy. A-9, Sacramento river flood plain 61 Comment
  HSC90081  Aristolochia californica C. Baldwin, A. Hiss, P. Reynolds 1990-3-12 11 Tehama 100 yds. N of Cone Grove Park on Cone Grove Rd., 2 yds. E of pavement 85 Comment
  UC892186  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama along Mineral to Mt. Lassen Highway (near the junction with the old road) 1828 Comment
  UC1299275  Arnica discoidea Freed W. Hoffman 1950-7-1 3531 Tehama Fish Ridge North Coast Ranges 1889 Comment
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Jul 19 2009
  UCD56019  Arrhenatherum elatius R. Tofsrud 1951-6-1 s.n. Tehama Anthony Peak, near Summit. Comment
  CHSC72404  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1998-10-27 9681 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. 548 Comment
  HSC74960  Asclepias cordifolia J. P. Smith, Thomas W. Nelson 1979-6-24 10189 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CHSC118398  Asclepias cordifolia Tim Kask; LNF Permit # 64419 2016-4-15 263 Tehama South facing slope above Judd Creek 736 Comment
  CHSC40511  Asclepias eriocarpa Pauleen Broyles 1982-6-14 724 Tehama Nature Conservancy Vina Plains Preserve. Ca .6 km s of Lassen Road and .6 km e of Hwy 99. 66 Comment
  SJSU2530  Asclepias eriocarpa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  CHSC40512  Asclepias fascicularis Pauleen Broyles 1982-8-11 836 Tehama Nature Conservancy Vina Plains Preserve. Adjacent to Sheep Camp Ditch, .6 km s of Lassen Road. 66 Comment
  CHSC78788  Asclepias fascicularis Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS89510  Asclepias fascicularis Dean William Taylor 1973-6-30 2432 Tehama on e. slope Tedoc Mt. (near Wells Creek) 1371 Comment
  HSC70132  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4458 Tehama Along road to summit of Mount Tedoc 1555 Comment
  SEINET10742131  Asclepias solanoana Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7048 Tehama W of Red Bluff and S of Platina on Forest Road 28N05, 0.3 mi S of Forest Road 28N60 (to summit of Tedoc Mtn.), on serpentine outcrop 1457 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
  CHSC56264  Asplenium septentrionale Beth Corbin 1991-10-4 659 Tehama North side of Christie Hill, ca. 4 mi ENE of Mineral. Lassen National Forest, Susanville. 1950 Comment
  CDA36055  Aster occidentalis CDFA Staff 2002-9-18 Tehama Mill Creek; Along Highway 36 near St. Bernard Lodge. 0 Comment
  UCD159822  Astragalus G. Ledyard Stebbins 1972-8-19 9018 Tehama West side of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) 1295 Comment
  CHSC54100  Astragalus accidens var. hendersonii Vernon H. Oswald 1991-5-20 4597 Tehama Hwy 36, 0.9 mile west of Paynes Creek, at the power transmission lines. 557 Comment
  LA204880  Astragalus accidens var. hendersonii Lewis S. Rose; 1934-4-22 34248 Tehama Paynes Creek Comment
  CDA26634  Astragalus clevelandii L. Ahart 2004-6-3 11151 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  CHSC83373  Astragalus gambelianus L. P. Janeway; Shirley Innecken 2002-3-21 7453 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 304 Comment
  JEPS54654  Astragalus gambelianus W. L. Jepson 1899-4-25 13749 Tehama Crane Creek , Crane Creek (Stivers' Ranch) Comment
  POM204053  Astragalus gambelianus Alice Eastwood, John T. Howell 1934-4-22 1867 Tehama 4 miles e. of Paynes Creek. Comment
  CAS-BOT-BC192807  Astragalus pauperculus Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Mineral and Paynes Creek Comment
  CAS-BOT-BC192808  Astragalus pauperculus Alice Eastwood; John Thomas Howell 1934-4-22 1883 Tehama 5 miles east of Red Bluff Comment
  CAS-BOT-BC192809  Astragalus pauperculus M. A. Showers 1980-4-7 1723 mas Tehama 18.4 miles west of Mineral 914 Comment
  JEPS96528  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  RSA718038  Astragalus pauperculus R. D. Fischer 2005-5-30 0789 Tehama Sierra Nevada Mountains. Off County Road 27N08 ca. 6 miles east of Hwy. 32, between Butte Meadows turn-off and Potato Patch Campground. 881 Comment
  UC1142476  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2 1/2 mi e Paynes Creek; e of Paynes Creek 624 Comment
  RSA0006842  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  CAS-BOT-BC193061  Astragalus purshii var. tinctus Douglas Barbe 1955-7-16 184 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mt. Linn) 2286 Comment
  CHSC76517  Astragalus rattanii var. jepsonianus Heidi West; Caroline Warren 1998-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  JEPS21031  Astragalus rattanii var. jepsonianus W. L. Jepson 1899-4-27 13756 Tehama Salt Gulch Yollo Bolly Mountains, Greasewood Hills, Salt Gulch (Greasewood Hills, Yollo Bolly Mountains, western Tehama County) Comment
  CHSC88567  Astragalus whitneyi var. siskiyouensis L. P. Janeway 2001-6-10 7141 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  JEPS101730  Astragalus whitneyi var. siskiyouensis Dean W. Taylor 1972-6-18 1512 b Tehama Tedoc Mountain summit 1371 Comment
  JEPS81098  Astragalus whitneyi var. siskiyouensis J. P. Smith and T. W. Nelson 1978-7-22 10022 Tehama Tedoc Mtn. Yolla Bolly Quad., , Tedoc Mtn (Shasta-Trinity National Forest) 1613 Comment
  CHSC95127  Asyneuma prenanthoides L. P. Janeway 2006-6-25 8713 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  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
  CHSC117578  Athyrium distentifolium var. americanum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21360 Tehama Wet area west of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CAS-BOT-BC66028  Athyrium filix-femina var. cyclosorum C. R. Quick 1953-8-5 53 -101 Tehama ca. 4 mi. w. of Mineral 1310 Comment
  CHSC113339  Avena fatua Lowell Ahart; John Dittes 2014-5-17 19503 A Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC64641  Avena fatua Vernon H. Oswald; Lowell Ahart 1995-4-17 6676 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing on the edge of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  HSC35046  Avena fatua Donald Spalinger 1974-5-5 49 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  CHSC64642  Avena sativa Vernon H. Oswald; Lowell Ahart 1995-4-17 6677 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the edges of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  HSC38588  Balsamorhiza hookeri J. P. Smith, J. O. Sawyer 1971-5-22 Tehama 4 miles west of Susanville, on State Rte. 44 Comment
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May 9 2012
  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
  CAS-BOT-BC106474  Balsamorhiza sagittata John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53474 Tehama Rattlesnake Road 0.73 to 1.5 miles southwest of Peanut 853 Comment
  CHSC56973  Barbarea orthoceras Steven Triano; Stefani Eiben 1988-5-7 161 Tehama Ca 20 ft n of Hwy. 36 and 10.9 mi w of Mineral. 1146 Comment
  JEPS42572  Barbarea orthoceras J. Grinnell 1927-6-16 Tehama Mineral 1463 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
  UC1010400  Berberis aquifolium var. dictyota Milo S. Baker 1953-5-10 12623 Tehama w Paskenta (on logging rd near 15 mi post) 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
  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
  RSA755213  Bidens cernua var. cernua L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CHSC40514  Blennosperma nanum Pauleen Broyles 1982-3-5 338 Tehama The Nature Conservancy Vina Plains Preserve. At S tip of preserve near access road. 60 Comment
  JEPS18814  Blennosperma nanum var. nanum J. W. Blankinship 1911-4-7 Tehama Corning Comment
  UCD114360  Boechera breweri Robert E. Preston 1986-4-25 535 Tehama ca. 10 km sw of Paskenta, on Round Valley Rd, ca. 1 km e of Bennett Cr. 702 Comment
  CHSC61413  Boechera lemmonii Vernon H. Oswald; Lowell Ahart 1993-8-18 5840 Tehama Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  CHSC90436  Boechera platysperma Niall McCarten; Roxanne Bittman 1986-6-15 5437 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. South side of Forest Rd. 25N29. 2011 Comment
  CHSC61412  Boechera retrofracta Vernon H. Oswald; Lowell Ahart 1993-8-18 5820 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2353 Comment
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Aug 9 2008
  RSA41189  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2256 Tehama Near Vina. Comment
  RSA0028757  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  RSA166338  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  RSA697053  Boisduvalia macrantha L. Ahart, John Dittes 2003-6-11 10247 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  UC1751230  Botrychium ascendens Timothy B. Devine 1985-7-7 841 b Tehama beside Willow Creek about 1 mi N of jct with road to Colby Mountain Lookout 1584 Comment
  UC1751237  Botrychium crenulatum Timothy B. Devine 1985-7-7 840 b Tehama beside Willow Creek 1 mi S of jct with logging road 1.5 mi N of jct with Colby Mt. Road 1645 Comment
  CAS-BOT-BC106308  Brickellia californica Alice Eastwood 1912-8-22 1930 Tehama Payne Creek, Lassen Butte Region Comment
  CHSC78597  Brickellia californica J. Marr; C. Warren, H. West 1998-8-27 Tehama West of Red Bluff, vicinity of Red Bank Creek. 283 Comment
  CHSC46611  Brickellia greenei Vernon H. Oswald; W. Dempsey 1989-8-3 3912 Tehama Wilson Lake north of Hwy 36, ca 8 mi (air) east of Mineral. 1633 Comment
  HSC81834  Brickellia greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5054 Tehama Along ridge at Pole Corral Gap 1311 Comment
  RSA500414  Brickellia greenei Vernon H. Oswald, W. Dempsey 1989-8-3 3912 Tehama Wilson Lake north of Hwy 36, 8 air miles east of Mineral. Comment
  CHSC64643  Briza minor Vernon H. Oswald; Lowell Ahart 1995-4-3 6596 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. 207 Comment
  JEPS103021  Brodiaea californica R. Raiche, K. Zadnik, and H. Forbes 1991-6-13 139 Tehama 0.5 mi W of S Fork Cottonwood Creek (on Hwy 36) Comment
  UC1950270  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 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
  UCD77147  Brodiaea coronaria Robert E. Preston 2003-5-31 2152 Tehama Ca. 1.25 mi NNE of Dales, at Dales Lake 213 Comment
  SEINET12050637  Brodiaea coronaria Unknown 1982-1 605 Tehama Nature Conservancy Vina Plains Preserve, 0.5 km S of Lassen Rd 61 Comment
  UC1950251  Brodiaea coronaria Barbara Ertter 1991-5-19 9886 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 Comment
  CHSC80706  Brodiaea coronaria subsp. coronaria Lowell Ahart 2001-6-8 8796 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS108203  Brodiaea minor David Gowen 2005-6-25 470 Tehama HWY 36 at Bossley Rd. near mile post 27 east from Shasta Co. North of driveways with mailboxes. Comment
  UCD77144  Brodiaea minor Robert E. Preston 2003-5-18 2135 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 96 Comment
  UCD77205  Brodiaea minor Robert E. Preston 2004-5-8 2235 Tehama 12.8 mi NW of Red Bluff, along Hwy 36, 0.1 mi N of its jct with Basler Rd. 265 Comment
  CAS-BOT-BC484512  Brodiaea minor Lillian Henningsen 1978-4-23 s.n. Tehama Northeast of Red Bluff near Dales on Hwy. 86 Comment
  UC1442882  Brodiaea nana Theodore F. Niehaus 1966-4-23 639 Tehama 0.8 mi E of Balls Ferry Bridge on Sacramento River Comment
  UC1949258  Bromus Barbara Ertter with Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CAS-BOT-BC144157  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3355 Tehama Thomes Creek ca. 1 mile east of Paskenta. 219 Comment
  UCD58466  Bromus commutatus A. A. Beetle 1944-5-22 3009 Tehama Button Canyon near Beegum. Comment
  CHSC6721  Bromus hordeaceus B. Anthony 1968-4-11 492 Tehama Rest stop on Interstate 5 North, 11 miles S. of Cottonwood. Comment
  JEPS122127  Bromus hordeaceus Lowell Ahart, John Dittes 2014-5-16 19489 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
  JEPS69202  Bromus hordeaceus W. L. Jepson 1899-4-25 Tehama Stivers Ranch, in the Cottonwood and its tributaries Stivers Ranch Comment
  SEINET10565918  Bromus japonicus Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7009 Tehama T29N R9W NE1/4 Sec. 33, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. Locally common in a clayey soil on a roadside bank. 981 Comment
  CHSC68706  Bromus laevipes Vernon H. Oswald; Lowell Ahart 1997-5-14 8439 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. Along this section of road. 975 Comment
  CHSC41037  Bromus madritensis subsp. madritensis Pauleen Broyles 1982-5-14 597 Tehama The Nature Conservancy Vina Plains Preserve. Bank of internal drainage ca 1 km e of Hwy 99 in w pasture. 65 Comment
  CHSC66061  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1996-5-6 7508 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC64578  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1995-4-17 6645 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On a mima mound between Dales Lake and the w boundary of the reserve. 213 Comment
  CHSC64644  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1995-4-17 6645 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On a mima mound between Dales Lake and the w boundary of the reserve. 213 Comment
  CHSC66062  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1996-5-6 7509 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  JEPS95594  Bromus orcuttianus Lowell Ahart 1994-7-24 7513 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  CHSC66137  Bromus sterilis Vernon H. Oswald; Lowell Ahart 1996-5-6 7523 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a flood channel along Paynes Creek at this location. 124 Comment
  JEPS88290  Bromus sterilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7523 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Hog Lake Plateau, Cascade Range Foothills, along Paynes Creek); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 124 Comment
  HSC81968  Bromus suksdorfii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4899 Tehama Along Post Creek just upstream from Forest Service road 1372 Comment
  CAS-BOT-BC161570  Bromus suksdorfii George W. Gillett 1957-8-18 1105 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mountain trail, from Sulphur Works checking station up 0.25 mile to stream crossing. near extensive talus formation. 2103 Comment
  CHSC88524  Bromus tectorum Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UCD59953  Bromus tectorum A. A. Beetle 1944-5-22 3010 Tehama Button Canyon near Beegum. Comment
  JEPS104966  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  CAS-BOT-BC273304  Cacaliopsis nardosmia Milo S. Baker; H. K. Wagnon 1953-6-21 12780 Tehama Logging rd West of Paskenta at Whiskey Saddle 4753 ft in cut over forest, West Tehama County Comment
  UC1037410  Cacaliopsis nardosmia Douglas Barbe 1955-7-17 204 Tehama along the road to Oven Lid at the sign Sommerset 3/4, w Tehama Co 1889 Comment
  RSA90465  Calandrinia breweri Milo S. Baker 1953-5-9 12590 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  CHSC41078  Calandrinia ciliata Pauleen Broyles 1982-3-8 855 Tehama Just s of a shallow vernal pool, near Sheep Camp Ditch and nw of barn in s pasture. 63 Comment
  JEPS97008  Calandrinia ciliata Vernon H. Oswald and L. Ahart 1994-3-8 5980 Tehama T23N R7W NE corner Sec. 22, 1000 ft, Foothill Woodland. Round Valley Rd. at the E boundary of Mendocino National Forest, ca. 5 mi SW of Paskenta. In moist soil near a drainage in a grassy opening in blue oak woodland. 304 Comment
  CAS-BOT-BC438336  Calandrinia ciliata L. E. Smith 1915-4-25 s.n. Tehama Red Bluff Comment
  SEINET12249498  Callitriche heterophylla Unknown 1982-1 586 Tehama T24N, R1W, north central portion of Section 28 66 Comment
  CAS-BOT-BC85756  Calocedrus decurrens John Thomas Howell 1960-8-20 36205 Tehama Near Lassen Volcanic National Park, Morgan 1463 Comment
  CDA15424  Calochortus luteus G. F. Hrusa, J. Hart 1998-5-1 14410 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  JEPS61683  Calochortus luteus Joseph Grinnell 1927-5-7 Tehama between Dales and Red Bluff Comment
  RSA49306  Calochortus luteus Philip A. Munz 1949-5-14 13195 Tehama 5 miles N of Red Bluff Comment
  JEPS61699  Calochortus minimus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC82627  Calochortus monophyllus Tara Morgan 2002-3-31 10 Tehama In Ishi Wilderness within Lassen National Forest. Found near the trail that runs parallel to Mill Creek on the south. 682 Comment
  CHSC118397  Calochortus monophyllus Tim Kask 2016-4-7 261 Tehama Antelope Creek, from Fischer CG. 10T 0597775/4456103 473 Comment
  UC648403  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-16 1744 Tehama 7 mi n Mineral (on road to Viola); Dry Lake Comment
  CHSC32841  Calochortus superbus Lora L. Anderson 1981-4-26 14 Tehama Ca. 0.5 mi w of Sacramento River, 1.5 mi from I-5, 4.5 mi n of Red Bluff. 94 Comment
  UC1950179  Calochortus superbus Barbara Ertter 1991-5-18 9856 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; W-facing ridge-slope Comment
  CAS-BOT-BC494344  Calochortus tolmiei Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-22 77 Tehama HWY 36 at Begum Gorge, flat, open hillside along trail into gorge, ~10 m from road. 396 Comment
  SEINET10965661  Caltha howellii Mary Susan Taylor 1975-7-17 Taylor 851 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CHSC48687  Caltha leptosepala var. biflora Vernon Oswald 1984-6-7 1262 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 Comment
  RSA739697  Calycadenia ciliosa John Dittes 2003-6-28 2003 -70 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8) 61 Comment
  RSA151742  Calycadenia ciliosa R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-29 4340 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  RSA255541  Calycadenia ciliosa Gerald D. Carr 1971-9-18 663 Tehama 6 miles west of Vestal Road on Hwy. 36 396 Comment
  RSA255550  Calycadenia ciliosa Gerald D. Carr 1974-9-11 777 Tehama 0.6 miles south of Luce and Griswold Rd. on Hwy. A5 Comment
  CHSC106369  Calycadenia fremontii David Isle 1992-10-22 1801 Tehama Mendocino National Forest - North Coast Ranges, Thomas Creek watershed. Lower, east end of Doll Ridge, Adj. Rd. 23N17; S Aspect (S23E). 1301 Comment
  CHSC108619  Calycadenia fremontii L. P. Janeway 2011-9-27 10748 Tehama Inner North Coast Ranges. Above one of the northern arms of Black Butte Lake, Irwin Road access, 1.3 km south of Newville Road. 148 Comment
  JEPS15248  Calycadenia fremontii Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4340 Tehama 1 1/2 mi e of Corning (on the road to Vina, Sacramento Valley floor); Sacramento Valley 91 Comment
  JEPS88282  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1996-5-6 7535 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s side of 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)); Cascade Range Foothills, Hog Lake Plateau 249 Comment
  CAS-BOT-BC273403  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama Northeast of Red Bluff Comment
  UCD129762  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Hwy 36. 226 Comment
  UCD129763  Calycadenia fremontii R. L. Carr 1977-7-4 2022 Tehama east of Red Bluff, along south side of Hwy 36, 4.5 miles northeast of junction with Hwy 99. 226 Comment
  UCD129764  Calycadenia fremontii R. L. Carr 1978-7-6 2110 Tehama at juction of Tedoc Road and Hwy 36 near Beegum, ca. 40 miles west of Red Bluff. 561 Comment
  UCD129765  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mile southeast of Tedoc Road juction, ca. 40 miles northwest of Red Bluff. 503 Comment
  JEPS75353  Calycadenia pauciflora Todd and Virginia Keeler-Wolf 1975-8-10 652 Tehama 1 mi e Patton Mills; Yolla Bolly Mountains 1036 Comment
  CAS-BOT-BC270850  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 miles W of Highway A5 on Highway 36, top of roadcut 167 Comment
  CAS-BOT-BC270854  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles W of Mountain Road on Colyear Springs Road 365 Comment
  CAS-BOT-BC270861  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2116 Tehama 4.6 miles W of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile NW of Rosewood 214 Comment
  RSA789280  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile northwest of Rosewood. 214 Comment
  UC1876258  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8.0 mi SW of Paskenta via Round Valley Rd., SE facing serpentine slope along rd. to Mud Flat Campground. 502 Comment
  UCD129889  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road. 685 Comment
  CHSC77300  Calycadenia truncata L. P. Janeway; B. Castro 1999-6-9 6458 Tehama Vicinity of Dry Creek, west of Red Bank Creek. 316 Comment
  CHSC84608  Calycadenia truncata Lowell Ahart; John Dittes 2003-9-17 10571 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
  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
  UC1953747  Calycadenia truncata 1986-10-4 2269 Tehama ca.6.8 mi NE of Red Bluff, Hogsback Road, 3.7 mi NE of its jct with Hwy 99 Comment
  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
  CHSC117170  Calycanthus occidentalis Lowell Ahart; John Dittes 2016-6-22 21031 Tehama At the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  JEPS81108  Calycanthus occidentalis J. P. Smith and T. W. Nelson 1978-7-22 10043 Tehama Weston Ranch; Shasta-Trinity National Forest, Yolla Bolly Quad. 1341 Comment
  JEPS124015  Calyptridium monospermum Lowell Ahart, John Dittes 2015-8-5 20467 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
  UC725687  Calyptridium umbellatum A. A. Heller 1937-6-26 15349 Tehama between Childs Meadows and the junction with Deer Creek Road (along State Highway #36) 1463 Comment
  CHSC95037  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8711 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. 1109 Comment
  HSC96687  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8707 Tehama High Cascade Range: N slope ridge off the N tip of Cohasset Ridge, about 1 km. SE of Devil's Den 1170 Comment
  CAS-BOT-BC221221  Calystegia malacophylla subsp. malacophylla F. J. Hermann 1931-7-11 2596 Tehama Lassen Volcanic National Park. Below Diamond Peak 2164 Comment
  CHSC94369  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-7-19 13031 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS108922  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-7-19 13031 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC54564  Calystegia occidentalis subsp. occidentalis H. M. Hall and E. B. Babcock July 1-2, 1903 4393 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, near Morgan, Mill Creek Canyon 1524 Comment
  JEPS31631  Calystegia occidentalis var. tomentella Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  CHSC80667  Camissoniopsis hirtella Lowell Ahart 2001-6-14 8826 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS103397  Camissoniopsis hirtella Lowell Ahart 2002-4-27 9552 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC80625  Campanula griffinii Lowell Ahart 2001-6-8 8812 Tehama On the west side of road M2, about 9 miles W of Paskenta. 792 Comment
Read comments
Aug 3 2007
  CHSC40698  Capsella bursa-pastoris Pauleen Broyles 1982-3-5 337 Tehama The Nature Conservancy Vina Plains Preserve. Along ditches. 60 Comment
  CAS-BOT-BC38054  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. Comment
  CHSC68810  Cardamine pachystigma var. pachystigma Vernon Oswald; Lowell Ahart 1997-6-10 8570 Tehama Between Paskenta and Covelo on Forest Road 23N60 to Anthony Peak Lookout, 0.8 mi northwest of its junction with 24N02 near Wells Cabin Campground. 2005 Comment
  CHSC96648  Carduus pycnocephalus Lowell Ahart 2007-5-8 13724 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
  RSA92360  Carex Beecher Crampton 1954-6-16 1988 Tehama Howell Camp, Mendocino National Forest, Paskenta District. 1921 Comment
  JEPS116108  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 -A Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles 1493 Comment
  SEINET4292259 Image available Carex abrupta Unknown 2001-1 7228 Tehama Lyonsville quad. High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. Comment
  CDA33017  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  SEINET7549698 Image available Carex angustata David Castaner 1984-5-28 8063 B Tehama Gurnsey Creek along Highway 36. Comment
  SEINET4292085 Image available Carex athrostachya Unknown 2006-1 13074 Tehama Yellow Pine Forest, 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 miles (air) northeast of Butte Meadows. 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
  CHSC88272  Carex bolanderi Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11216 Tehama On the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and the bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 674 Comment
  RSA700228  Carex brainerdii L. P. Janeway, B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  HSC81945  Carex buxbaumii Thomas W. Nelson, Jane P. Nelson 1979-6-15 4875 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Creek 1372 Comment
  SEINET7556703 Image available Carex densa L. P. Janeway 2001-6-10 7143 Tehama North Yolla Bolly quad. High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap, along a minor tributary of South Fork Beegum Creek. 1340 Comment
  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
  CHSC78725  Carex fracta L. P. Janeway; B. Castro 2000-6-11 6798 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge, along Raglin Road. 1207 Comment
  SEINET4292227 Image available Carex fracta L. Janeway, Castro, B 1999-1 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi north-ast of Anthony Peak. Mendocino Pass quad. Comment
  SEINET7559367 Image available Carex fracta Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11396 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CAS-BOT-BC28199  Carex hoodii John Thomas Howell 1960-8-18 36088 Tehama Sulphur Works Checking Station, Lassen Volcanic National Park. 2011 Comment
  RSA757364  Carex integra Barbara Ertter, Brad Olson 1991-7-6 10416 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
  CAS-BOT-BC35788  Carex jonesii Alice Eastwood; John Thomas Howell 1941-7-9 9808 A Tehama Government Flat 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
  CAS-BOT-BC31103  Carex lemmonii Willard Webster Eggleston 1911-7-18 7302 Tehama Rattlesnake-Colby Creek Divide. 1630 Comment
  SEINET3902968  Carex lenticularis Louise Kellogg 1952-7-9 12 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 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
  CHSC114413  Carex leptopoda Don Lepley 2014-5-14 Tehama Lassen National Forest; Almanor Ranger District, Ishi Wilderness. A little less than half an air mile south of southern tip of Long Point, by creek flowing southwest to Mill Creek. 594 Comment
  JEPS100193  Carex livida L. P. Janeway and B. Castro 2000-6-11 6785 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge 902 Comment
Read comments
May 19 2014
  CAS-BOT-BC31526  Carex luzulifolia B. Clear 1938-7-14 s.n. Tehama Southern entrance to Lassen Park. 2041 Comment
  SEINET7566382 Image available Carex luzulina L. P. Janeway 2005-6-12 8423 Tehama Childs Meadows 7.5' quad. High Cascade Range. At west end of Wilson Lake, just below dirt road. Comment
  UC1606416  Carex luzulina var. luzulina Barbara Ertter 1991-9-2 10763 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of Burnt Creek on e side of Anthony Peak ca. 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  RSA757365  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  CAS-BOT-BC32188  Carex multicaulis John Thomas Howell 1960-8-19 36117 Tehama Brokeoff Mt. Trail. 2346 Comment
  JEPS63576  Carex multicaulis W. L. Jepson 1927-6-24 12238 Tehama Mineral 1524 Comment
  SEINET10587564  Carex multicaulis Vernon H. Oswald, Lowell Ahart 2001-5-7 Oswald 10004 Tehama T26N R3E SE1/4 SE1/4 Sect. 22. Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1326 Comment
  UC1149884  Carex multicaulis Harold and Virginia Bailey 1948-8-28 3059 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  CAS-BOT-BC32189  Carex multicaulis Harold Bailey; Virginia Bailey 1948-8-28 3059 Tehama Near Sulphur Creek Campground. 2011 Comment
  SEINET13710845  Carex multicaulis Lowell William Ahart, Lowell William Ahart 2001-1 8869 Tehama Near Ike Dye Hill, 2 Mi. W Hwy 32, W of Soda Springs Campground, about 3 Mi. W Butte Meadows (T26N, R3E, sec 22, SE 1/4) 4400 Ft. 1341 Comment
  SEINET4290154 Image available Carex multicostata Unknown 2009-1 9873 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  SEINET4290155 Image available Carex multicostata Unknown 2009-1 9874 Tehama High Cascade Range. Lassen National Forest, east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  CHSC47000  Carex nebrascensis K. R. Stern 1986-5-21 8278 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS124410  Carex nervina Lowell Ahart, John Dittes 2015-8-6 20501 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  RSA66386  Carex neurophora Phillip A. Munz 1951-7-25 16879 Tehama 1 mile E of Square Lake. 2134 Comment
  CAS-BOT-BC20758  Carex pachycarpa Alice Eastwood; John Thomas Howell 1941-7-10 9851 Tehama Mendocino - Tehama County. Anthony Peak. Comment
  UC2015890  Carex pachystachya Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4423 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Comment
  CAS-BOT-BC118222  Carex scopulorum var. bracteosa P. A. Munz 1967-8-18 995 Tehama Square Lake, N base of South Yolla Bolly Mts. 2148 Comment
  CAS-BOT-BC28342  Carex scopulorum var. bracteosa Philip Alexander Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mt. 2148 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
  CAS-BOT-BC115821  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9808 Tehama Government Flat. Comment
  UC1950426  Carex subfusca Barbara Ertter with Brad Olson 1991-7-6 10420 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
  CHSC60447  Carex vesicaria Mary Ann Showers 1992-6-26 2576 Tehama Lassen Volcanic National Park. Seep above canyon bottom east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CAS-BOT-BC115170  Carex vesicaria Philip Alexander Munz 1951-7-26 16941 Tehama Long Lake, north base of South Yolla Bolly Mt. 2133 Comment
  SBBG126194  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Crk culvert 330 Comment
  SEINET7580520 Image available Carex whitneyi Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CAS-BOT-BC249088  Castilleja affinis Ira L. Wiggins 1925-3-26 1521 Tehama Above the gorge on Mill Creek Comment
  SEINET11262560  Castilleja applegatei Robert L. Johnson, Mikel R. Stevens 2015-7-10 3944 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  RSA505370  Castilleja applegatei subsp. pinetorum R. C. Bacigalupi, G. Thomas Robbins, Keith Harrison, G. D. Barbe 1955-7-17 5351 Tehama Northern exposure of Tatham Ridge, on ridge-top 0.3 mile s. of Post Pile Camp and 19 miles w.-n.w. or Paskenta. Mendocino Nat. Forest. 1921 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
  UC27241  Castilleja exserta J. S. Cameron, M. D. 1896-4-17 Tehama Red Bluff Comment
  CHSC86012  Castilleja exserta subsp. exserta Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  POM195115  Castilleja miniata D. D. Keck 1930-7-24 965 Tehama Mineral. 1524 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
  SEINET4399745  Ceanothus Leila M. Shultz 1990-5-5 11319 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CAS-BOT-BC48537  Ceanothus cordulatus Alice Eastwood; John Thomas Howell 1941-7-9 9823 Tehama Near Government Flat Comment
  JEPS42222  Ceanothus cordulatus W. L. Jepson 1927-6-21 12279 Tehama Mineral 1524 Comment
  JEPS42267  Ceanothus cordulatus Jos. Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  SBBG4138  Ceanothus cordulatus H. and M. Dearing 1938-7-23 2110 Tehama Deer Crk 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
  RSA90831  Ceanothus integerrimus Milo S. Baker, H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp. 1311 Comment
  RSA25710  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-23 11060 Tehama Red bluff Susanville Road (Hwy 36) 2.2 miles W of below Paynes Creek PO. 366 Comment
  CAS-BOT-BC83786  Ceanothus jepsonii var. albiflorus D. O. Burge 2007-5-1 900 b Tehama Mendocino National Forest, at roadside 12.5 road miles (20 km) W of Paskenta 1200 Comment
  JEPS21873  Ceanothus jepsonii var. albiflorus Margaret Mallory 1958-5-11 69 Tehama 7 mi SW of Paskenta (near Thomas Creek) 243 Comment
  CAS-BOT-BC51136  Ceanothus lemmonii C. Hart Merriam 1921-7-2 s.n. Tehama On Beegum grade Comment
  HSC98343  Ceanothus lemmonii J. Carey, A. Hong, J. Leffingwell 1995-4-22 54 Tehama 7 mi. E on Hwy. 36 from its junction with Rd. A16 610 Comment
  UCR37566  Ceanothus lemmonii P. Williams, Mike Malamus, Brian Kearney 1984-5-12 9 Tehama Dry Creek drainage, c. 38 mi. west of Red Bluff 457 Comment
  UCD80716  Ceanothus prostratus CNPS SN Foothill Team 2005-6-21 SNNR 0348 e Tehama USFS, Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. 1211 Comment
  JEPS102879  Centaurea melitensis Lowell Ahart 2001-6-14 8832 Tehama Northwest of the dirt road that leads to the tower, on the N side of road M2, ca 8 miles W of Paskenta. 609 Comment
  CDA18847  Centaurea melitensis W. Ogden 1999-7-1 PDR 1140096 Tehama Roe Way in the vicinity of Cottonwood. 0 Comment
  SEINET8111628 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201513 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  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
  SEINET8111643 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201513 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8853571 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201522 , RB201523, RB201524, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8853573 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201518 , RB201519, RB201520, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS97354  Centaurium venustum Vernon H. Oswald and L. Ahart 1995-7-31 7155 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  JEPS38153  Centromadia fitchii W. L. Jepson 1929-9-27 15275 Tehama Corning 76 Comment
  JEPS88337  Centunculus minimus Vernon H. Oswald and Lowell Ahart 1996-4-15 7358 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., drying bed of vernally flooded drainage on s. side of intermittent stream ca. 0.1 mi. e. of the lane, Thomes Creek Eco); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  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
  CHSC4047  Cerastium glomeratum D. F. Johnson 1967-3-9 9 Tehama Found on reservoir dam ca 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  RSA21600  Cercis occidentalis Carl B. Wolf 1937-9-14 3092 Tehama Summit of grade from Weaverville to Junction City. 1067 Comment
  RSA96864  Cercis occidentalis Percy C. Everett, E. K. Balls 1954-10-15 20310 Tehama Hwy. 36, 11.5 mi. SE of Shasta-Tehama Co. line, between Fortune and Red Bluff. 366 Comment
  UC704295  Cercocarpus betuloides var. betuloides Frank A. Pitelka 1946-6-15 197 Tehama 2 mi se of Beegum 502 Comment
  UCD22428  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 189 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  HSC75046  Cercocarpus montanus var. glaber J. P. Smith, Thomas W. Nelson 1978-7-22 10046 Tehama Shasta-Trinity National Forest 1280 Comment
  RSA66616  Chaenactis carphoclinia Philip A. Munz 1951-7-26 16909 Tehama South base of Yolla Bolly Peak 2073 Comment
  UC1051537  Chaenactis glabriuscula var. heterocarpha Helen K. Sharsmith 1954-6-24 4346 Tehama 1 mi below summit Eagle Peak (sw ridge leading to Eagle Peak); Inner North Coast Ranges, Mendocino National Forest, Eagle P 1066 Comment
  CHSC40811  Chamaesyce glyptosperma Pauleen Broyles 1982-7-2 774 Tehama The Nature Conservancy Vina Plains Preserve. Near culvert on Hwy 99 where it crosses irrigation ditch ca. 300 m. s of juct. Hwy 99 and Lassen Road. 66 Comment
  CHSC52641  Chamaesyce hooveri R. D. Stone 1986-7-19 763 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.8 miles NNE of Haille Road and 0.2 miles N of barn. Northern of three vernal pools. 65 Comment
  CHSC52642  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 65 Comment
  CHSC52643  Chamaesyce hooveri R. D. Stone 1986-7-24 785 Tehama Central Valley. Vina Plains, 0.3 miles SW of Highway 99 and 1.1 miles SSE of its intersection with Rowles Road. Vernal pool. 62 Comment
  CHSC52644  Chamaesyce hooveri R. D. Stone 1986-7-24 787 Tehama Central Valley. Vina Plains, 0.55 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  CHSC52645  Chamaesyce hooveri R. D. Stone 1986-7-24 789 Tehama Central Valley. Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  CHSC52650  Chamaesyce hooveri R. D. Stone 1986-8-24 806 Tehama Central Valley. TNC Vina Plains Preserve, N pasture 0.5 miles S of Lassen Road and 1.6 miles ESE of its intersection with Highway 99. Vernal pool. 67 Comment
  JEPS83936  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama 1.1 mi nne intersection of Leininger Rd and Hwy 99 (0.3 mi e of Leininger Rd); Vina Plains 75 Comment
  CHSC40812  Chamaesyce maculata Pauleen Broyles 1982-8-5 829 Tehama The Nature Conservancy Vina Plains Preserve. Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road. 66 Comment
  JEPS8324  Chamaesyce maculata Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3364 Tehama 9 mi w junction of State Hwy 36 and U.S. Hwy 99 (10.5 mi wnw of Red Bluff) Comment
  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
  CHSC40813  Chamaesyce ocellata Pauleen Broyles 1982-8-5 830 Tehama The Nature Conservancy Vina Plains Preserve. Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road. 66 Comment
  JEPS121166  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-8-2 18983 Tehama Gravel bar of the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS91378  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Tooms Canp Road 5.3 miles West from Paskenta 518 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
  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
  CHSC59083  Chenopodium album Vernon H. Oswald 1992-8-19 5156 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 Comment
  CDA3043  Chenopodium botrys L. Ahart, J. Dittes 2003-9-17 10573 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC59084  Chenopodium pratericola Vernon H. Oswald 1992-8-19 5156 .1 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 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
  JEPS106048  Chenopodium pumilio Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11214 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 653 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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  CHSC27329  Chlorogalum angustifolium T. B. Devine 1976-5-22 396 Tehama Wurlitzer Ranch. 0.25 mi north of Pine Creek. 121 Comment
  JEPS97263  Chlorogalum angustifolium Vernon H. Oswald 1995-5-22 6748 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC46789  Chorizanthe polygonoides R. Schlising 1986-5-3 4482 Tehama Vina Plains Preserve, about 15 mi n of Chico on Hwy 99. 60 Comment
  CHSC67264  Chorizanthe polygonoides James D. Jokerst 1983-5-10 1751 Tehama Wurlitzer Ranch E of Meridian Rd., top of exposed Tuscan bluff that is the S bank of Zimmershed Creek where the flow changes from S to W. 103 Comment
  RSA755417  Chorizanthe polygonoides var. polygonoides L. P. Janeway, B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  UC1594665  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald and Lowell Ahart 1992-4-21 4900 Tehama Hogsback Road (Belle Mill Rd. or Forest Rd. 28N24) 6.6 mi (odometer) e of Highway 99 ca 8 mi (air) e Red Bluff; e of Red Bluff Comment
  CAS-BOT-BC252827  Chorizanthe polygonoides var. polygonoides W. P. Vestal; A. G. Vestal 1955-5-19 s.n. Tehama 6.2 mi. WSW of Manton Comment
  CHSC76062  Chorizanthe stellulata G. F. Hrusa; J. Hart 1998-5-10 14427 Tehama Northern Sacramento Valley. Dry gravelly openings in grassland on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. 100 Comment
  CHSC56298  Chrysolepis sempervirens K. R. Stern 1986-5-21 8250 Tehama Deer Creek Meadow, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  CAS-BOT-BC36352  Chrysolepis sempervirens C. Hart Merriam unspecified s.n. Tehama So. of Lassen (between Big Meadows and Morgan Springs) [Tehama Co./Plumas Co.] Comment
  CHSC46207  Cicendia quadrangularis Pauleen Broyles 1984-3-31 934 Tehama The Nature Conservancy Vina Plains Preserve. Ca 100 m north of Hwy 99, on e side of access road in south pasture. 61 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
  CHSC65060  Circaea alpina subsp. pacifica Vernon H. Oswald; Lowell Ahart 1995-7-17 7086 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. On the margin of a meadow. 1572 Comment
  JEPS110380  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama Under fir trees, near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC53860  Cirsium scariosum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4373 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC285743  Cirsium vulgare John Thomas Howell 1960-8-20 36269 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  HSC31867  Clarkia affinis Thomas E. Higley 1974-5-5 100 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  SEINET7096721  Clarkia concinna A. G. Vestal 1963-6-4 s.n. Tehama Along along Dry Creek on Route 36. Ca 8.1 miles west of the junction with Bowman Road and west of Cottonwood. NAD27 40? deg. 17' 51ao, -122?_ 37' 48ao (converted to WGS84 decimal degrees) Comment
  UCD80467  Clarkia concinna CNPS SN Foothill Team 2005-6-6 SNFN 0333 c Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CHSC41509  Clarkia concinna subsp. concinna R. N. Bowman 1983-6-22 3336 Tehama Ca. 9 miles w of Paskenta on USFS Road No. M4 (23N02). 676 Comment
  CHSC43696  Clarkia concinna subsp. concinna Vernon Oswald 1984-5-30 1215 Tehama Mendocino National Forest, Round Valley Rd. (M4, 23N02), 7.9 mi w of Newville Rd. On a roadcut. 731 Comment
  OBI76983  Clarkia gracilis subsp. albicaulis Anthony Baniaga 2011-6-27 392 Tehama Lassen Nalt Forest. Along 28N29, N of Black Rock. Barkley Mtn quad T27N R2E sec 14 NE of SE 760 Comment
  CHSC78676  Clarkia gracilis subsp. gracilis 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
  JEPS106499  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-northeas 1000 Comment
  CHSC66018  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1996-4-29 7491 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected near the large vernal pool in the cluster of pools N of the farm pond located on the S boundary. 103 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
  CAS-BOT-BC163416  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53459 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  CHSC68590  Clarkia rhomboidea Vernon H. Oswald; Lowell Ahart 1997-5-14 8447 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. Roadside. 920 Comment
  CHSC86569  Clarkia rhomboidea L. P. Janeway 2003-6-14 7836 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  JEPS94337  Clarkia rhomboidea Vernon H. Oswald and Lowell Ahart 1997-5-14 8447 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  CHSC53976  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1991-4-16 4497 Tehama Lowrey Rd 0.2 mile southeast of the South Fork of Elder Creek, north of Paskenta. Locally common on loose, gravelly soil of a disturbed roadside bank in an area of rolling hills and scattered oaks. 283 Comment
  HSC95329  Claytonia exigua subsp. exigua L. Snyder, B. Redfern, A. de Knijf 1999-4-17 42 Tehama Hwy. 36 by Beegum Gorge 430 Comment
  CAS-BOT-BC233806  Claytonia parviflora subsp. parviflora Doris Kildale Gillespie 1930-5-9 9299 Tehama 18 miles west of Mineral on Susanville Road Comment
  CHSC75395  Claytonia perfoliata Ben Myhre 1997-3-31 26 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  SEINET11935021  Claytonia perfoliata Unknown 1983-1 881 Tehama The Nature Conservancy Vina Plains Preserve, at Lassen Rd 63 Comment
  UCD15050  Claytonia perfoliata Barbara Babbe 1977-5-21 18 Tehama Mendocino National Forest, 10.8 miles west of junction of Round Valley Road and Toomes Camp Road. 914 Comment
  JEPS88414  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald and Lowell Ahart 1996-4-8 7317 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank of e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd.); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  CHSC60388  Claytonia rubra Mary Ann Showers 1992-6-28 2639 Tehama Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphur Creeks. 2072 Comment
  RSA90602  Claytonia rubra Milo S. Baker 1953-5-10 12631 Tehama Logging road W of Paskentia near 10 mile post Comment
  CHSC44229  Claytonia rubra subsp. rubra Vernon Oswald 1988-6-27 3519 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS102312  Claytonia rubra subsp. rubra Vernon H. Oswald and Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1325 Comment
  CHSC33764  Claytonia saxosa W. Dempsey 1980-7-5 Tehama Mount Linn, South Yolla Bolly area. 2286 Comment
  CHSC107084  Clematis lasiantha V. Lockie 2010-4-6 Tehama Dye Creek Nature Conservancy Preserve. Specimen collected near trail adjacent to Dye Creek. 135 Comment
  HSC65827  Clematis lasiantha D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 73 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  HSC96789  Clematis lasiantha J. Carey, A. Hong, J. Leffingwell 1995-4-22 52 Tehama 0.25 mi. W of the intersection of Hwy. 36 and Shasta-Tehama County line 396 Comment
  HSC90326  Collinsia grandiflora C. Wilson, P. Kittleson, M. Hardig 1992-3-28 22 Tehama Hwy. 36, 4.7 mi. E of junction with Tedoc Gap Rd. 610 Comment
  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
  CDA41375  Collinsia sparsiflora var. collina Vernon H. Oswald & Lowell Ahart 1998-4-27 8963 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  UC1238978  Collinsia tinctoria Freed W. Hoffman 1948-7-2 2467 Tehama Beegum Creek near Beegum (North Coast Ranges); , Beegum Creek 396 Comment
  CHSC85277  Collomia tinctoria John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 784 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  HSC16940  Collomia tinctoria Larry Berti 1968-7-20 Tehama 5 mi. N of Dales Station Comment
  CAS-BOT-BC230669  Collomia tracyi Catherine Best 1992-7-14 1391 Tehama At the edge of the Mendocino Pass Road, near the Mendocino County - Tehama County line Comment
  UC1299525  Collomia tracyi Freed W. Hoffman 1950-7-6 3762 Tehama about 1 mi ne White Rock Guard Station; North Coast Ranges Comment
  CHSC68599  Comandra umbellata subsp. californica Vernon H. Oswald; Lowell Ahart 1997-5-14 8433 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the Middle Fork Antelope Creek. 1011 Comment
  CHSC60470  Corallorhiza maculata Mary Ann Showers 1992-6-26 2571 Tehama East of Sulphur Works Entrance Station above West Sulphur Creek. Lassen Volcanic National Park. 1950 Comment
  CHSC101417  Corallorhiza mertensiana David Isle 1992-7-30 1560 Tehama Sugar Springs Campground. Just E of 1st campsite with large DF. (Just S of first campsite and E of Entrance Road.) 1652 Comment
  CHSC52837  Cordylanthus pilosus subsp. hansenii L. R. Heckard; T. I. Chuang 1971-8-15 2770 Tehama Along Lanes Valley road from Paynes Creek, about 0.9 mile north of junction with route 36 (near paynes Creek). 609 Comment
  HSC81702  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5047 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  JEPS124073  Cordylanthus tenuis subsp. viscidus Lowell Ahart, John Dittes 2015-8-5 20496 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  CHSC69659  Cornus sessilis Vernon Oswald; Lowell Ahart 1997-9-9 8867 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  UC412941  Cornus sessilis Mrs. C. M. Wilder 1912-6-18 Tehama at Wilson's Cove (edge of Deer Creek); , Deer Creek 762 Comment
  SEINET8768164  Corydalis caseana H. M. Hall, E. B. Babcock 1903-7-1 4291 Tehama Mill Creek Canyon, near Morgan. Comment
  JEPS103600  Corydalis caseana subsp. caseana Lowell Ahart 2002-6-29 9797 Tehama In the N part of a meadow, on the E side of Willow Creek, ca 1/8 mile S of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1574 Comment
  CAS-BOT-BC401844  Corydalis caseana subsp. caseana Gillett; Hans Leschke 1957-7-13 s.n. Tehama Lassen Volcanic National Park. Devils Kitchen valley 1905 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
  CAS-BOT-BC291368  Cotula coronopifolia L. E. Smith 1915-4-25 s.n. Tehama Red Bluff 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
  CAS-BOT-BC376544  Crepis monticola P. A. Munz 1951-7-26 16913 Tehama South base of South Yolla Bolly Peak 2133 Comment
  RSA123577  Crepis monticola Douglas Barbe 1955-7-16 187 Tehama East ridge leading to the summit of South Yolla Bolly (Mt. Linn), near the summit 2409 Comment
  RSA500415  Crocidium multicaule Vernon H. Oswald, H. Wurlitzer 1989-2-27 3725 Tehama Wurlitzer Ranch at the east end of Barber Road just north of the Butte-Tehama County line. 457 Comment
  CHSC105228  Croton setiger Lowell Ahart; John Dittes 2010-7-19 16901 Tehama 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
  CHSC84857  Croton setiger L. P. Janeway 2003-9-18 7991 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  CHSC71049  Crucianella angustifolia Vernon Oswald; Lowell Ahart 1998-5-14 9048 Tehama Hwy. 36 between Bluff and Platina, 2.3 mi east of Vestal Rd. 2712 Comment
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Sep 11 2007
  CHSC86560  Crucianella angustifolia Jenny Marr; Heidi West, Joyce Lacey-Rickert 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 365 Comment
  JEPS122053  Crucianella angustifolia Lowell Ahart, John Dittes 2014-5-17 19511 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS94671  Crucianella angustifolia Vernon Oswald and Lowell Ahart 1998-5-14 9048 Tehama Hwy 36 2.3 mi e Vestal Rd. (between Red Bluff and Platina) 274 Comment
  CDA6675  Crucianella angustifolia G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2664 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  SEINET4343821 Image available Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat dominated by Xanthium, bordered by dense band of diverse annuals 152 Comment
  CHSC106858  Crypsis schoenoides Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland. 152 Comment
  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
  SD211505  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8892 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  SEINET1910009  Crypsis schoenoides Barbara Ertter, Elizabeth Nesse, Laura Fujii, Dawn Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  JEPS124010  Cryptantha affinis Lowell Ahart, John Dittes 2015-8-5 20455 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
  SEINET11268245  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows.; 0 1113 Comment
  CHSC92816  Cryptantha ambigua John Dittes; Josephine Guardino 2005-5-11 1105 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC82088  Cryptantha crinita Samantha Mackey Hillaire 1997-4-12 134 Tehama South of Cottonwood, about 2 miles south of Battle Creek, east of the Sacramento River. Immediately west of Jelly's Ferry Road, in a drainage. 121 Comment
  CHSC86449  Cryptantha crinita Jenny Marr; Jean Hubbell 1994-4-28 102 Tehama Department of Fish and Game Battle Creek Wildlife Area, approximately 20 miles SE of Redding. 106 Comment
  JEPS105600  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11633 Tehama about 2 mi N of Mill Creek, about 0.05 mi N of Rancheria Creek Trailhead; Lassen National Forest, Ishi Wilderness 987 Comment
  UC1042338  Cryptantha crinita Lewis S. Rose 1954-4-26 54034 Tehama 1.5 mi n Red Bluff (flood bed of Dibble Creek); Dibble Creek 94 Comment
  UC1442622  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 5 mi n Red Bluff (along Dibble Creek, near road sign that reads McCory Road and Matlock LP <note inside packet, From the map this sign seems to be giving wrong info>); Dibble Creek 130 Comment
  UC1442623  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 1.5 mi n Red Bluff (along Dibble Creek, just e of e bridge of I-5 that crosses Dibble Creek); Dibble Creek 100 Comment
  UC1442624  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 6.4 mi n Red Bluff (on gravel bars along Blue Tent Creek (take dirt road branching of McCoy Road)); Blue Tent Creek 150 Comment
  CDA15409  Cryptantha flaccida G. F. Hrusa, J. Hart 1998-5-1 14406 Tehama Sacramento Valley; Edge of Coyote Creek wash, Coyote Creek Conservation Area, approx. 1/2 mi. W of Paskenta Rd. Comment
  CHSC43467  Cryptantha flaccida Lowell Ahart 1979-4-25 1837 Tehama Along Dibble Creek, about 1.5 miles north of Red Bluff. 91 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
  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
  JEPS67589  Cryptantha flaccida W. L. Jepson 1932-5-9 16361 Tehama 3-4 mi ne Red Bluff (near Seven Mile Creek) 137 Comment
  JEPS97261  Cryptantha flaccida Vernon H. Oswald and L. Ahart 1995-5-9 6715 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC32801  Cryptantha intermedia James D. Jokerst 1980-6-18 894 Tehama North Coast Range. 852 Comment
  CHSC77551  Cryptantha intermedia Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC77552  Cryptantha intermedia Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 304 Comment
  CHSC88506  Cryptantha intermedia Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. On gravel bar in the creek. 289 Comment
  HSC74941  Cryptantha simulans J. P. Smith, Thomas W. Nelson 1979-6-24 10168 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  RSA724865  Cryptantha torreyana L. Ahart 2006-9-9 13249 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1504 Comment
  RSA90780  Cryptantha torreyana M. S. Baker, H. K. Wagnon 1953-7-11 12835 Tehama 1.9 miles above Whitlock Camp on County road. Comment
  UC1873670  Cryptantha torreyana Barbara Ertter with Brad Olson 1991-7-4 10242 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  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
  JEPS59986  Cryptogramma cascadensis Joseph Grinnell 1925-7-27 Tehama Broke-off Mt 2743 Comment
  CAS-BOT-BC70526  Cryptogramma cascadensis George W. Gillett 1957-8-13 1056 Tehama Brokeoff Mt. trail from Sulphur works checking station 2133 Comment
  CHSC108080  Cupressus macnabiana B. Castro; L. P. Janeway 2000-6-11 1286 A Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the lower edge of Pepperwood Spring. 896 Comment
  UC1606397  Cuscuta californica Barbara Ertter, Brad Olson 1991-7-6 10455 Tehama 7.0 mi w Paskenta jct (ca 24 air mi w of Corning, Toomes Camp Road) 762 Comment
  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
  SEINET12332659  Cuscuta howelliana Unknown 1982-1 729 Tehama 61 Comment
  UCD126291  Cuscuta howelliana F. T. Griggs 1973-6-21 s.n. Tehama Hot Flat Reservoir, along State Highway 36, 13 miles east of Red Bluff. Comment
  JEPS49763  Cycladenia humilis var. humilis Jos. Grinnell 1927-6-17 Tehama Lassen Peak Region, Viola Rd. 1706 Comment
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Jul 16 2009
  JEPS49764  Cycladenia humilis var. humilis Jos. Grinnell 1927-6-17 Tehama Lassen Peak Region, Viola Rd. 1706 Comment
  SEINET10496057  Cycladenia humilis var. humilis David B. Dunn, Billy Joe Cox; Melissa Leake 1971-6-10 Dunn 17973 Tehama 14 mi E of Mineral on CA Hwy 36; at Camp in Gurnsey National Forest; andrositic flow, Abies concolor, Pinus ponderosa, P. flexilis, and Pseudotsuga menziesii. 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
  UCD73354  Cynoglossum occidentale Chuck Hughes 2008-6-22 45 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  CDA43023  Cyperus difformis L. Ahart 2010-10-4 17286 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
  CHSC40798  Cyperus difformis Pauleen Broyles 1982-8-5 825 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch. Just s of Lassen Road. 60 Comment
  JEPS121179  Cyperus difformis Lowell Ahart 2013-8-2 18980 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
  UC726153  Cyperus difformis A. A. Heller 1928-10-12 14804 Tehama 1/2 mi. n. of county line Tehama Comment
  CHSC66583  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-7-8 7966 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing 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
  JEPS127242  Cyperus esculentus var. leptostachyus Lowell Ahart, John Dittes 2016-8-25 21314 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
  SEINET7581975 Image available Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 61 Comment
  JEPS120781  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CHSC88274  Cyperus niger Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11184 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS64103  Cyperus niger W. L. Jepson 1929-9-27 15286 Tehama Manton Comment
  UCD80261  Cyperus niger CNPS SN Foothill Team 2005-6-22 SNNR 0381 a Tehama USFS Lassen National Forest. 672 Comment
  HSC95639  Cyperus niger Jim Jokerst, Jeri Donovan 1981-9-30 1501 Tehama Wurlitzer Ranch on Pine Creek, 1 mi. E of Meridian Rd., 0.5 mi. E of Bell Ranch on S bank of Pine Creek Comment
  CHSC112793  Cyperus rotundus Lowell Ahart 2013-8-2 18988 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CHSC102683  Cyperus squarrosus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16336 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  JEPS97355  Cyperus squarrosus Vernon H. Oswald and L. Ahart 1995-7-31 7157 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  CDA38897  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10598 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC66584  Cyperus strigosus Vernon H. Oswald; Lowell Ahart 1996-7-8 7952 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  UC1949088  Cystopteris fragilis Barbara Ertter with Brad Olson 1991-7-6 10433 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  CHSC65982  Damasonium californicum Vernon H. Oswald; Lowell Ahart 1996-4-23 7413 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the receding margins of Hog Lake (collected at the SW end). 263 Comment
  UCD138007  Damasonium californicum Robert E. Preston 1997-5-29 1032 Tehama around 5 miles northeast of Red Bluff at Hog Lake. 263 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
  CAS-BOT-BC192288  Danthonia californica Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5308 Tehama Near Somerset, about 1 mile south of Ovenlid (butte), Mendocino National Forest 1767 Comment
  CHSC78769  Danthonia californica var. californica L. P. Janeway; B. Castro 2000-6-11 6788 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge. East-facing seep near head of drainage. 902 Comment
  RSA758290  Danthonia unispicata Barbara Ertter, Brad Olson 1991-7-4 10215 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  CDA36675  Datisca glomerata L. Ahart 2004-6-11 11044 Tehama On the south edge of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  JEPS105974  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On S edge of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CHSC55802  Delphinium decorum subsp. tracyi Vernon Oswald 1986-5-23 2039 Tehama Round Valley Rd. (M4) 1.3 mi w of the crossroad between Dead Mule Camp and Log Springs Station. 1615 Comment
  CHSC55574  Delphinium depauperatum K. R. Stern 1986-5-21 8300 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC45094  Delphinium hesperium Elisa E. Amen 1988-4-2 36 Tehama Roadside ca. 1.5 mi e on Wilcox Golf Road and about 5 mi n Red Bluff. 137 Comment
  CHSC102466  Delphinium nudicaule L. P. Janeway; B. Castro 2009-4-25 9738 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC118203  Delphinium nudicaule Tim Kask 2016-4-7 260 Tehama Antelope Creek, from Fischer CG. Near creek bank. 10T 0597252/4455584 Comment
  CAS-BOT-BC8055  Delphinium nuttallianum Alice Eastwood; John Thomas Howell 1941-7-9 9801 Tehama Government Flat Comment
  CAS-BOT-BC116023  Delphinium nuttallianum C. Canby 1929-6-18 s.n. Tehama Mineral Comment
  CAS-BOT-BC116048  Delphinium nuttallianum F. J. Hermann 1931-7-6 2543 Tehama Rocky bank of highway, 1 mile S. of Park Entrance 1950 Comment
  RSA518657  Delphinium patens Joseph Grinnell 1928-6-24 s.n. Tehama Mineral. 1463 Comment
  CAS-BOT-BC116448  Delphinium patens subsp. patens Doris Kildale Gillespie 1930-5-14 9403 Tehama between Mineral and Paynes Creek Comment
  CHSC61996  Delphinium variegatum Robert S. Compton 1993-4-17 25 Tehama 120 m n of Reed's Creek Rd and 200 m w of the Reed's Creek School, 10 km w of Red Bluff. 100 Comment
  UCR11243  Delphinium variegatum Wm. Horn Jr. 1967-5-28 670528 6 Tehama Highway 36, 23 mi west of Red Bluff 244 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
  CHSC77971  Deschampsia danthonioides B. Castro; L. P. Janeway 1999-5-5 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. 266 Comment
  CHSC87638  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
  CHSC96686  Deschampsia danthonioides Lowell Ahart 2007-5-8 13751 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
  JEPS68501  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  CHSC94306  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA718934  Deschampsia elongata L. Ahart 2006-7-19 13050 Tehama 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. Comment
  UC523869  Deschampsia elongata C. R. Ball 1932-7-23 661 Tehama just outside (NE) of Mineral (floodplain of N. Fork Battle R. on Lassen Hwy.) 1524 Comment
  RSA66371  Descurainia incana subsp. incisa P. A. Munz 1951-7-26 16949 Tehama Square Lake, N base South Yolla Bolly Pk. 2134 Comment
  SD211570  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  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
  JEPS9569  Dicentra formosa Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UC2031500  Dicentra formosa Barbara Ertter with Brad Olson 1991-7-6 10373 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  UCR123909  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2001-7-7 6919 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  LA85181  Dicentra formosa O. H. Kappler; 1949-7-27 2027 Tehama Lassen National Park, Falls Camp 1950 Comment
  CAS-BOT-BC402485  Dicentra formosa subsp. formosa Alice Eastwood 1912-8-22 1875 Tehama Morgans Springs, Lassen Butte Region Comment
  JEPS16231  Dicentra uniflora Joseph Grinnell with Mary E. Grinnell 1928-6-8 Tehama 5 mi n Mineral 1981 Comment
  CHSC94102  Dichelostemma congestum Lowell Ahart 2006-7-11 12957 Tehama Meadow area south of the dirt road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UC1303144  Dichelostemma multiflorum A. A. Heller 1927-5-8 14368 Tehama near Vina; Upper Sacramento Valley Comment
  CHSC88860  Diplacus kelloggii Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek, upper slab crossing. 5 yds from Ishi Rd. UTM: 10 0594961 E, 4454220 N. 551 Comment
  CHSC64996  Diplacus nanus Vernon H. Oswald; Lowell Ahart 1995-7-12 7044 Tehama W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC81260  Dipsacus fullonum Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  UCD64357  Distichlis spicata var. nana A. A. Beetle 1942-5-19 3285 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. 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
  CHSC65665  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald 1996-3-20 7245 Tehama Thomes 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. Collectred at the junction of the intermittent stream and the dirt lane. 106 Comment
  CHSC31135  Downingia bella W. F. Babb 1980-4-26 13 Tehama On the e side of Leininger Rd. ca. 600 m from its jct with Hwy 99E ca. 25.5 km n of Chico. Comment
  CHSC23433  Downingia bicornuta A. Morrison 1974-4-23 13 Tehama Found in pasture at Keefer Rd; 8 mi E of junction with Hwy 99. 57 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
  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
  UCD80193  Downingia bicornuta var. bicornuta CNPS SN Foothill Team 2005-6-13 SNNR 0194 Tehama USFS Lassen National Forest, Finley Lake. 853 Comment
  JEPS119638  Downingia cuspidata Lowell Ahart 2012-6-2 18148 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  HSC59042  Downingia ornatissima Thomas Wood 1979-4-28 142 Tehama Along Leninger Rd., E of Vina. 73 Comment
  CHSC65698  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7272 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S bank of Paynes Creek near the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  CHSC87236  Draba verna var. aestivalis Jenny Marr; Heidi West 1999-4-14 Tehama Vicinity of Garland Road (Newville Road), Round Valley Road, and uppermost North Fork Stony Creek. 259 Comment
  UCD123999  Drosera rotundifolia Barry Rice 2011-8-21 BR 110810 Tehama no exact location. 1580 Comment
  CHSC83096  Dysphania ambrosioides Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  CHSC54864  Dysphania botrys Vernon H. Oswald 1991-9-1 4857 Tehama Lassen Volcanic Park. Lasen Hwy (Hwy 89) just inside the south park boundary. 1999 Comment
  CHSC69487  Echinochloa colona James D. Jokerst; Jeri Donovan 1981-9-30 1500 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek. Comment
  CAS-BOT-BC197082  Echinochloa crus-galli Virginia E. Long 1931-8-14 102 a Tehama Corning 79 Comment
  CHSC41048  Echinochloa crus-galli Pauleen Broyles 1982-7-22 812 Tehama The Nature Conservancy Vina Plains Preserve. N of barn in s pasture. 63 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
  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
  CAS-BOT-BC113746  Eleocharis acicularis L. P. Janeway; R. Fallscheer; Heidi West 1993-5-22 4353 Tehama NE side of Hwy 99, 0.4 mi SE of Lassen Road. Vina quad. 64 Comment
  CHSC66585  Eleocharis acicularis var. occidentalis Vernon H. Oswald; Lowell Ahart 1996-7-8 7970 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  UCD104390  Eleocharis engelmannii Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6856 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS104443  Eleocharis flavescens var. flavescens Lowell Ahart 2003-9-17 10600 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
  CDA38947  Eleocharis macrostachya L. Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  HSC1657  Eleocharis macrostachya Larry Berti 1969-5-9 75 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CAS-BOT-BC112781  Eleocharis macrostachya R. E. Frenkel 1964-7-11 693 Tehama On CA Hwy 36, immediately west of Mineral Lidge. 1463 Comment
  JEPS106246  Eleocharis parishii Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11182 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  UCD80269  Eleocharis parishii CNPS SN Foothill Team 2005-6-7 SNNR 0165 a Tehama TNC Dye Creek Preserve. 350 Comment
  UCD49733  Eleocharis quadrangulata G. F. Hrusa; J. Hart 1999-4-29 15027 Tehama Coyote Creek Conservation Area, s of Red Bluff. Large colony in dug out spring, in lower part of area. UTM: 10T, 0560742 E, 4439349 M. 152 Comment
  SEINET7587176 Image available Eleocharis suksdorfiana Lowell Ahart, John Dittes, Josephine Dittes 2003-8-23 10533 Tehama About 50 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2113 Comment
  JEPS66418  Elodea canadensis L. R. Heckard and P. Rubtzoff 1971-7-31 2680 Tehama just ne Red Bluff (lagoon off the Sacramento River); Sacramento River 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
  CHSC80725  Elymus caput-medusae Lowell Ahart 2001-6-8 8805 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  RSA0118752  Elymus caput-medusae Lowell A. Ahart, John Dittes 2014-5-16 19491 Tehama Small drainage on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 0.5 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC32802  Elymus elymoides subsp. elymoides James Jokerst 1980-6-18 895 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  JEPS28325  Elymus elymoides subsp. elymoides George W. Gillett 1957-8-18 1099 Tehama lower portion of Brokeoff Mt. Trail about 1/4 mi above Sulphur Works Checking Station; Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  HSC74949  Elymus elymoides var. elymoides J. P. Smith 1979-6-23 10160 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  UC523871  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama 21 mi w Mineral; Paine's Creek Comment
  CAS-BOT-BC203732  Elymus glaucus subsp. glaucus John Thomas Howell 1960-8-18 36062 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC66098  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1996-5-27 7639 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the S bank of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  CHSC66517  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1996-5-20 7594 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the upper bank of an intermittent stream near Paynes Creek. 158 Comment
  SEINET12753555  Elymus multisetus H. K. Sharsmith 1951-7-11 4017 Tehama Mendocino NF, Covela-Paskenta Road, 11.1 miles below Log Spring Ranger Station and 11.2 miles W of Paskenta. 1219 Comment
  JEPS87471  Elymus sierrae Vernon H. Oswald and Lowell Ahart 1993-9-2 5912 Tehama ca 20 air mi nw Paskenta, (ridge running e from Mt. Linn, n slope of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  UC1609508  Elymus sierrae Vernon H. Oswald and Lowell Ahart 1993-9-2 5912 Tehama ca 20 air mi nw Paskenta, (ridge running e from Mt. Linn, n slope of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC204308  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-8-18 36085 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UC923128  Emmenanthe penduliflora Freed W. Hoffman 1950-7-2 3341 Tehama Colyer Springs; Red Bluff road, 28 miles west of Red Bluff, western Tehama County Comment
  CHSC101190  Enemion occidentale L. P. Janeway 2009-3-28 9685 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  CHSC102632  Epilobium brachycarpum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16330 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  JEPS108868  Epilobium brachycarpum Lowell Ahart 2006-7-26 13075 Tehama On the west edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 mile (air) northeast of Butte Meadows 1518 Comment
  UCD169428  Epilobium brachycarpum Lowell Ahart 2006-7-25 13075 Tehama About 5 miles (air) northeast of Butte Meadows, about 2 miles (air) southeast of Colby Mountain, about 20 yards east of where the dirt road crosses Colby Creek, on the west edge of the dirt road. 1518 Comment
  CHSC113255  Epilobium campestre Lowell Ahart; John Dittes 2014-5-18 19519 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  OBI12148  Epilobium campestre Robert F. Hoover 1968-5-29 11133 Tehama 4 mi SE of Vina Comment
  RSA245241  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on State Route 32, 15 miles east of Lomo [?] Comment
  UCD80477  Epilobium ciliatum CNPS SN Foothill Team 2005-6-21 SNNR 0377 c Tehama USFS Lassen National Forest. 599 Comment
  CHSC66881  Epilobium ciliatum subsp. ciliatum Vernon H. Oswald; Lowell Ahart 1996-9-4 8265 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  OBI78545  Epilobium cleistogamum Robert F. Hoover 1968-5-29 11132 Tehama 4 mi SE of Vina Comment
  CHSC84288  Epilobium densiflorum Lowell Ahart; John Dittes 2003-6-11 10246 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
  JEPS88308  Epilobium densiflorum Vernon H. Oswald and Lowell Ahart 1996-5-20 7599 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
  RSA565095  Epilobium densiflorum D. W. Taylor 1993-5-22 13452 Tehama Sacramento Valley: South of Battle creek (ca. 1 mile SE of Coleman Powerhouse), along Spring Branch road at the crossing of Spring Branch (creek) 229 Comment
  UCD106285  Epilobium densiflorum Amelie C. Blyth 1950-7-16 1 Tehama 5 miles E of Childs Meadow, on Highway 36 and 89. Comment
  JEPS95718  Epilobium foliosum Vernon H. Oswald and L. Ahart 1995-6-13 6866 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  JEPS97229  Epilobium foliosum Vernon H. Oswald 1995-4-25 6691 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  UC1010407  Epilobium foliosum Milo S. Baker 1953-4-26 12574 Tehama 5 mi w Paskenta (on foothills near a burn and near the first steep ascent) Comment
  CHSC86781  Epilobium minutum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS39220  Epilobium obcordatum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2865 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
  CHSC86821  Epilobium torreyi Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  UC596449  Epilobium torreyi R. F. Hoover 1938-6-10 3589 Tehama s Red Bluff; Coyote Creek bridge Comment
  CHSC25751  Equisetum arvense John Steiner 1977-6-9 68 Tehama 1.1 km n Battle Creek and 1.5 km e Martin Creek. 1489 Comment
  CHSC64931  Eragrostis mexicana subsp. virescens Vernon H. Oswald 1995-6-4 6828 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. 213 Comment
  RSA695400  Eragrostis pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama around cobbles, on a large gravel bar on the south side of Deer Creek, about 400 yards east of highway 99, bout 5 miles (air) southeast of Los Molinos. 61 Comment
  CDA13583  Eragrostis pectinacea var. pectinacea G. F. Hrusa 1996-8-17 13507 Tehama Sacramento Valley; Annual, occasional on outer edges of dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC44198  Eremogone congesta var. congesta Vernon Oswald 1988-7-12 3566 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, on a ridge between Boulder Lake (dry) and jct of trail to Burnt Camp, 1.89 mi w of the trailhead. 2161 Comment
  CHSC64491  Eriastrum brandegeeae J. Molter 1993-7-20 767 a Tehama Along edges of Pettyjohn Rd. (Long grade). 719 Comment
  UCD118267  Eriastrum brandegeeae Joyce Lacey; S. Morey 1982-6-10 s.n. Tehama On jeep trail about 3/4 mile in from Salt Creek Saddle; on Lodo Shale. Comment
  RSA724827  Ericameria bloomeri L. Ahart 2006-9-9 13270 Tehama Near dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 air miles SE of Colby Mt., about 5 air miles NE of Butte Meadows. 1526 Comment
  UC196664  Ericameria bloomeri C. Hart Merriam and Vernon Bailey 1916-10-1 Tehama below top on s slope Yolla Bolla Comment
  CAS-BOT-BC294311  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama Lassen Volcanic National Park. 1/2 mi. se. of Sulphur Works 2133 Comment
  HSC81837  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5055 Tehama Along ridge at Pole Corral Gap 1311 Comment
  UC1299306  Ericameria ophitidis Freed W. Hoffman 1950-7-3 3570 Tehama about 2 mi ne White Rock Ranger Station (extreme western Tehama County); North Coast Ranges Comment
  CHSC67161  Erigeron canadensis James D. Jokerst; Jeri Donovan 1981-9-30 1498 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch. Comment
  JEPS76260  Erigeron compositus Todd Keeler-Wolf 1977-9-10 661 Tehama near summit Mt Linn; South Yolla Bolly Mountains 2459 Comment
  CHSC26282  Erigeron divergens R. W. Conover 1975-4-7 1 Tehama On side of Belle Mill Rd., 3.2 mi ne of Hwy. 99, 4 mi e of Red Bluff. 182 Comment
  UC1075802  Erigeron divergens E. K. Balls and L. W. Lenz 1955-5-14 20720 Tehama 4.6 mi sw Payne's Creek (along State Hwy 36, Lake Almanor to Red Bluff); Lake Almanor, Red Bluff 487 Comment
  JEPS41392  Erigeron glacialis var. glacialis Jos. Grinnell 1925-7-27 Tehama Broke-off Mountain 2438 Comment
  UCD131992  Erigeron inornatus J. M. Tucker; L. K. Mann 1959-7-19 3540 Tehama At summit, South Yolla Bolly Mountain. 1920 Comment
  UCD80052  Erigeron inornatus var. inornatus CNPS SN Foothill Team 2005-6-30 SNNR 0465 Tehama USFS Lassen National Forest, in the Ishi Wilderness area. 701 Comment
  JEPS97338  Erigeron lassenianus var. lassenianus Vernon H. Oswald and L. Ahart 1995-7-17 7092 Tehama T29N R4E NE1/4 NE1/4 Sec. 17, 5700 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park 1737 Comment
  OBI77061  Eriodictyon californicum Anthony Baniaga 2011-6-3 300 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1060 Comment
  SEINET14589905 Image available Eriodictyon californicum Anthony Baniaga 2011-6-3 300 Tehama Lassen National Forest. Along 28N29. Barkley MTN quad. T27N R2E sec 15 NE of SW 1060 Comment
  RSA93056  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1954-7-10 12975 Tehama East of county road 6.1 miles above Whitlock Camp 1829 Comment
  CHSC80676  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  OBI71982  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Rd (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  RSA756705  Eriogonum dasyanthemum Barbara J. Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  CAS-BOT-BC124292  Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles S of California Hwy 36 (Beegum Road) 1386 Comment
  RSA0005062  Eriogonum libertini James 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. 1387 Comment
  UC1245126  Eriogonum lobbii var. lobbii J. M. Tucker and L. K. Mann 1959-7-19 3552 Tehama ridge top ca. 1/2 mi e summit of South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 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
  UC1949196  Eriogonum nudum var. pubiflorum Barbara Ertter with Brad Olson 1991-6-4 10184 Tehama Toomes Camp Rd (Mendocino FR 23N01) 5.3 mi W of Paskenta, ca 22 airmiles W of Corning Comment
  HSC17344  Eriogonum spergulinum var. reddingianum H. K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta Rd. 0.3 mi. beyond Anthony Peak rd. junction, Mendocino N.F., on metamorphic rubble near seep 1524 Comment
  CAS-BOT-BC262774  Eriogonum strictum var. proliferum Freed Hoffman 1949-7-21 2897 Tehama Mt. Tedoc, western Tehama Co. Comment
  CHSC79077  Eriogonum tripodum L. P. Janeway 2000-6-30 6867 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  JEPS89606  Eriogonum tripodum Dean W. Taylor 1997-6-6 16027 Tehama along rd. from Campbellville to Baccalla Cabin (Lassen Nat'l Forest, on n. side of ridge in Sulphur Creek drainage, ca. 50 ft below rim); Sierra Nevada (nSNF), Devils Parade Ground 608C 7 1/2 Quad. 1005 Comment
  CAS-BOT-BC262202  Eriogonum ursinum H. F. Copeland 1920-7-17 97 Tehama On top of Butt Mt 1828 Comment
  CAS-BOT-BC262283  Eriogonum ursinum George W. Gillett 1957-8-13 1065 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2514 Comment
  CHSC76528  Eriogonum wrightii var. trachygonum Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 304 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
  JEPS102864  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2001-6-8 8761 Tehama West side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC40814  Erodium brachycarpum Pauleen Broyles 1983-3-25 861 Tehama The Nature Conservancy Vina Plains Preserve. A rise ca 100 meters n of barn in s pasture. 62 Comment
  HSC8503  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1866 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  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
  CHSC64935  Eryngium articulatum Vernon H. Oswald 1995-7-12 7062 Tehama Hwy. 36 16.6 mi W of Red Bluff. Locally abundant on the dry bed of a vernal pool. 228 Comment
  UC1789192  Eryngium articulatum Barbara Ertter 2003-7-20 18248 Tehama Manton Road (A6) 2 miles south of Lanes Valley Rd, ca 18 airmiles northeast of Red Bluff, wet roadside ditch below green stringer on lava flat, 317 Comment
  CHSC113319  Eryngium castrense Lowell Ahart; John Dittes 2014-5-18 19525 Tehama Bottom of a small drainage, on the north side of the poor dirt road, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  JEPS16983  Eryngium castrense W. L. Jepson 1927-6-25 12349 Tehama Pine Creek road station Comment
  SEINET5342744  Erysimum capitatum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CAS-BOT-BC54945  Erysimum perenne G. B. Rossbach; R. P. Rossbach 1938-7-20 Fl. 890 a Fr. 890b Tehama Just south of Soda Spring, Lassen Volcanic National Park. Comment
  CHSC66884  Erythranthe cardinalis Vernon H. Oswald; Lowell Ahart 1996-9-4 8269 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 131 Comment
  CHSC89842  Erythranthe cardinalis Shirley Innecken; B. Castro 2001-6-11 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 304 Comment
  CAS-BOT-BC153875  Erythranthe glaucescens Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Foothill Road 70 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
  CHSC60145  Erythranthe guttata Jean A. Graham 1988-4-10 6 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd, 2 mi w of Mendocino National Forest boundary. 377 Comment
  CHSC89841  Erythranthe guttata B. Castro; Shirley Innecken 2001-6-11 1266 Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  CHSC9736  Erythranthe guttata Nancy Mosman. 1971-7-17 117 Tehama Along edge of Deer Creek 50 ft w of Hwy 32 ca. 19.2 mi s of Chester. 1219 Comment
  CHSC32871  Erythranthe microphylla Thomes Chastain 1980-4-7 12 Tehama On n bank of Thomes Creek 2 km e of Paskenta and 34 km w of Corning. 213 Comment
  HSC66097  Erythronium californicum S. Horner 1979-4-19 479 Tehama SW of Saddle Camp 991 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
  CHSC78882  Eschscholzia caespitosa Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  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
  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
  JEPS97446  Eschscholzia lobbii Vernon H. Oswald and L. Ahart 1995-3-6 6510 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CAS-BOT-BC310404  Eucephalus breweri John Thomas Howell 1960-8-19 36110 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  CHSC68582  Euphorbia crenulata Vernon H. Oswald; Lowell Ahart 1997-5-14 8420 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek Rd. at a low-water crossing of the North Fork Antelope Creek. 938 Comment
  HSC97895  Euphorbia crenulata L. Ahart 2001-6-16 8871 Tehama E side of the dirt road, near Ike Dye Hill, 2 mi. W of Hwy. 32, W of Soda Springs Campground, 3 mi. W of Butte Meadows 1341 Comment
  SEINET10453766  Euphorbia hooveri Mary Susan Taylor 1980-1 Tehama Comment
  CHSC96344  Euphorbia oblongata L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. Weedy strip between road and young walnut orchard. 62 Comment
  RSA432420  Euphorbia ocellata subsp. ocellata Milo S. Baker 1947-8-14 11999 Tehama ca. 4 miles from Red Bluff along Hwy. to Mineral. Comment
  JEPS108942  Eurybia integrifolia Lowell Ahart 2006-9-9 13258 Tehama Dry meadow area just west of the dirt road, about 100 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UCD65914  Festuca elmeri Beecher Crampton 1954-6-16 1980 Tehama Mendocino National Forest, Paskenta District. 1 mile south of Howell Saddle, near Howell Camp. 1828 Comment
  UCD66119  Festuca occidentalis Beecher Crampton 1954-6-16 1963 Tehama Paskenta District, Mendocino National Forest, Whiskey Saddle, Crane Mills logging road. 1438 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
  POM304469  Festuca rubra Alice Eastwood, J. T. Howell 1941-7-9 9773 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS127184  Fimbristylis autumnalis Lowell Ahart, John Dittes 2016-8-25 21282 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-BC437044  Fragaria vesca subsp. bracteata unspecified 1900-5-27 s.n. Tehama Manton Comment
  CAS-BOT-BC62952  Frangula californica subsp. crassifolia H. E. McMinn 389 Tehama Along road w. of Red Bluff. Comment
  CAS-BOT-BC62998  Frangula californica subsp. crassifolia P. C. Everett; E. K. Balls 1954-10-16 20313 Tehama Mud Flat Campground, 7.6 mi. sw. of Paskenta on road to Covelo. 701 Comment
  CAS-BOT-BC62999  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  HSC71864  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson 1980-6-22 5785 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  CHSC61436  Frangula rubra Vernon H. Oswald; Lowell Ahart 1993-8-11 5798 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  CHSC65116  Frangula rubra Vernon H. Oswald; Lowell Ahart 1995-7-31 7169 Tehama Cascade Range Foothills. ane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. 533 Comment
  UC1949132  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
  CHSC102371  Fraxinus dipetala L. P. Janeway; B. Castro 2009-4-25 9749 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CAS-BOT-BC212398  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama Ridge west of Payne's Creek. 548 Comment
  CAS-BOT-BC212399  Fremontodendron californicum A. A. Heller 1924-5-11 13855 Tehama Ridge west of Payne's Creek along the Red Bluff-Susanville Highway. Comment
  CAS-BOT-BC212401  Fremontodendron californicum Ella Dales Cantelow 1939-5-20 2693 Tehama 10.7 mi. W. of Mineral Comment
  HSC34105  Fremontodendron californicum M. G. Schmidt 1975-7-10 8 Tehama Tedoc Rd. Comment
  RSA21518  Fremontodendron californicum Carl B. Wolf 1937-5-16 8704 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  RSA21709  Fremontodendron californicum Carl B. Wolf 1937-8-7 9069 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 8 mi above Paynes Creek PO 915 Comment
  RSA40415  Fremontodendron californicum Philip A. Munz 1948-8-12 12343 Tehama Hwy 36 east of Red Bluff. 1098 Comment
  SEINET6646739  Fremontodendron californicum E. R. House 1956-4-27 33 Tehama Along side of State Rt. 36, Approx 35 miles east of Red Bluff 549 Comment
  CHSC55305  Fritillaria affinis L. P. Janeway 1991-3-28 3860 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  JEPS75809  Fritillaria affinis Todd and Virginia Keeler-Wolf 1971-6-19 181 Tehama 3/4 mi sw of Chicago Camp (Yolla Bolly Mountains); Yolla Bolly Mountains 1828 Comment
  CHSC33763  Fritillaria glauca W. Dempsey 1980-7-5 Tehama Mount Linn, South Yolla Bolly area. 2286 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
  CHSC101195  Fritillaria recurva L. P. Janeway 2009-4-4 9707 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  RSA113181  Fritillaria recurva E. K. Balls, Lee W. Lenz 1955-5-14 20719 Tehama State Highway 36, 1 mile west of Childs Meadows, Lake Almanor to Red Bluff 1067 Comment
  HSC70005  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1978-7-22 4450 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  JEPS52717  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-13 3999 Tehama just s Round Mountain (w of Paskenta) 1143 Comment
  UC1051539  Galium ambiguum subsp. ambiguum Helen K. Sharsmith 1953-6-24 4350 a Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 Comment
  UC1221020  Galium ambiguum subsp. ambiguum Freed W. Hoffman 1949-7-19 3037 Tehama one mi w Regan Meadow Camp (w Tehama Co.); North Coast Ranges Comment
  UCD112396  Galium andrewsii Christopher Mallek 2008-5-7 RR4- 3 Tehama Raglin Ridge. 927 Comment
  UC766037  Galium andrewsii subsp. andrewsii R. F. Hoover 1939-5-11 4102 Tehama foothills above Paskenta (on road to Covelo) Comment
  CHSC106828  Galium bolanderi Barbara Ertter; James R. Shevock 1992-6-14 11182 Tehama Ponderosa Way 6.5 miles south of Plum Creek Road ca 9 airmiles SE of Paynes Creek (on Hwy 36), south of Middle Fork Antelope Creek. 1066 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
  CHSC61705  Galium grayanum var. grayanum Vernon H. Oswald; Lowell Ahart 1993-9-2 5906 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  RSA67147  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16930 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  CHSC67298  Galium murale James D. Jokerst 1983-5-10 1745 Tehama Wurlitzer Ranch E of Meridian Rd. 103 Comment
  CHSC84303  Galium parisiense Lowell Ahart; John Dittes 2003-6-11 10258 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS122128  Galium parisiense Lowell Ahart, John Dittes 2014-5-16 19482 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
  JEPS6491  Galium parisiense W. L. Jepson 1927-6-19 12259 Tehama a few mi westerly from Tuscan Buttes Comment
  JEPS97425  Galium porrigens var. tenue Vernon H. Oswald and L. Ahart 1995-7-12 7005 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Climbing in brush near a roadside drainage. 950 Comment
  CHSC93150  Galium sparsiflorum subsp. glabrius D. Isle 2000-7-13 1328 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of 24N01.2. On left (W) edge of Ball Mountain Quad (east portion). Buck Rock Quad-W portion of unit and rest of Forks ridge. 1377 Comment
  CAS-BOT-BC199061  Garrya congdonii R. Bacigalupi 1934-5-29 2411 Tehama On Paskenta Grade, along road from Paskenta to Covelo Comment
  CHSC48443  Garrya congdonii V. Oswald; L. Ahart 1988-5-2 3330 Tehama M2 (23N01) ca. 11 mi. (odometer) w of Paskenta. 853 Comment
  HSC72218  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-23 5869 Tehama Along Colyear Springs Rd. (FS Rd. 25N01), 1.6 mi. W of junction with Raglin Ridge Rd. (FS Rd. 25N05) 701 Comment
  RSA789833  Garrya congdonii R. W. Spjut 2008-3-14 16224 Tehama North Inner Coast Ranges: Mendocino National Forest, FD Rd 3 from Paskenta to Covelo, just above Valley Grassland. 502 Comment
  RSA96786  Garrya flavescens subsp. congdonii Percy C. Everett, E. K. Balls 1954-10-16 20315 Tehama About Mud Flat Campground, 7.6 miles southwest of Paskenta on road to Covelo. 701 Comment
  SEINET516281  Garrya fremontii Vernon H. Oswald 1997-5-7 8406 Tehama Intersection of Hwys. 36 and 32 between Chester and Childs Mdws. 1420 Comment
  HSC9995  Gastridium phleoides Larry Berti 1968-11-26 Tehama Red Bluff Comment
  UCD66558  Gastridium phleoides A. A. Beetle 1942-5-19 3294 Tehama 33 miles west of Red Bluff on Rt. 36. Comment
  UCD66602  Gastridium phleoides N. Macleod 1950-12-1 Tehama 3 miles S. of Red Bluff and half mile W. of Hwy. 99. Comment
  JEPS88297  Gastridium ventricosum Vernon H. Oswald and Lowell Ahart 1996-5-20 7572 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (n.e. end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC90886  Gayophytum Niall McCarten; Roxanne Bittman 1986-6-15 5441 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  RSA67192  Gayophytum diffusum subsp. parviflorum P. A. Munz 1951-7-25 16865 Tehama 1 mile E of Square Lake. Comment
  RSA90813  Gayophytum diffusum subsp. parviflorum Milo S. Baker, H. K. Wagnon 1953-7-11 12828 Tehama 1.9 miles above Whitlock Camp. 1372 Comment
  UC1023446  Gayophytum diffusum subsp. parviflorum Milo S. Baker and H. K. Wagnon 1953-6-11 12828 Tehama 1.9 mi above Whittock Camp (w Tehama Co.) 1371 Comment
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Jul 29 2009
  JEPS95478  Gayophytum heterozygum Lowell Ahart 1994-7-24 7514 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  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
  SJSU10775  Gayophytum heterozygum R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi E of Mineral Comment
  CHSC85017  Gayophytum humile John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 788 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope to the southeast of Square Lake. 2151 Comment
  JEPS117394  Gentiana newberryi var. tiogana Lowell Ahart, John Dittes 2010-10-4 17275 Tehama East edge of a meadow, about 30 yards northeast of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millc 1475 Comment
  JEPS124050  Gentiana newberryi var. tiogana Lowell Ahart, John Dittes 2015-8-5 20436 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
  CHSC67227  Geranium dissectum James D. Jokerst 1983-4-3 1700 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., along Zimmershed Creek ca. 0.25 mi E of the powerlines in +/- swampy area ca. 50 m N of the creek. 152 Comment
  CHSC57384  Geranium molle B. G. Clark 1987-4-6 17 Tehama Southside of Hogsback Rd 3.8 mi east of Hwy 99. Approx. 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  JEPS88339  Geranium molle Vernon H. Oswald and Lowell Ahart 1996-4-23 7421 Tehama NE of Red Bluff (Hog Lake, upland along W shore, BLM parcel along Hwy 36); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  RSA90475  Gilia capitata Milo S. Baker 1953-4-26 12547 Tehama 5 mi W of Paskenta along Crane Lumber Co. road. 61 Comment
  JEPS69523  Gilia capitata subsp. capitata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta; w of Paskenta 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
  UC2028346  Gilia tricolor subsp. diffusa Barbara Ertter 1991-5-19 9875 Tehama 14.5 mi W of Red Bluff on Highway 36, next Baxter Road junction Comment
  RSA90802  Githopsis diffusa subsp. robusta Keith Wagnon 1953-5-3 12661 Tehama W of Paskenta along logging road. Comment
  CHSC84678  Githopsis pulchella subsp. campestris Samantha Mackey Hillaire; Brian Elliott 2003-5-31 324 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In the roadsides and 'parking lot. 978 Comment
  CHSC83630  Githopsis specularioides L. P. Janeway 2002-4-23 7517 Tehama Inner North Coast Ranges. South edge of the flats on the south side of North Fork Stony Creek, 0.4 mi west of edge of Black Butte Lake. 146 Comment
  CHSC88275  Glyceria declinata Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11183 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
  CHSC68980  Glyceria elata Vernon Oswald; Lowell Ahart 1997-7-7 8701 Tehama Forest Route 35 aat Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CDA28226  Glyceria elata B. Stroup Tehama 0 Comment
  RSA413946  Glyceria striata J. P. Smith, Thomas W. Nelson 1979-6-24 10192 Tehama Shasta-Trinity National Forest. Post Creek. 1220 Comment
  CAS-BOT-BC303830  Gnaphalium Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River SE of Red Bluff Comment
  CHSC66186  Gnaphalium palustre Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .3 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the old bridge site. 103 Comment
  CHSC80148  Gnaphalium palustre B. Castro; L. P. Janeway 2000-5-23 1180 Tehama Vicinity of Orland and Black Butte Lake, in 'hummocky' rolling hills between Rice and Brannin Creeks. 117 Comment
  JEPS123936  Gnaphalium palustre Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20406 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 Gumpsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  JEPS76639  Gnaphalium palustre L. R. Heckard 1972-6-18 2987 Tehama sw of Tedoc Mt. 1371 Comment
  RSA304259  Goodyera oblongifolia James R. Shevock 1972-7-24 2197 Tehama Hwy 32, S. of Lassen Park 915 Comment
  CHSC54019  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1991-5-9 4560 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. 112 Comment
  RSA14127  Gratiola ebracteata Elmer I. Applegate 1928-4-25 5385 Tehama Between Orland and Corning. Comment
  JEPS105196  Gratiola heterosepala Dean W. Taylor 1995-5-12 14902 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  JEPS119637  Gratiola heterosepala Lowell Ahart 2012-6-2 18146 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  CAS-BOT-BC304911  Grindelia hirsutula John Thomas Howell 1934-6-17 12239 Tehama 6 miles s. of Red Bluff Comment
  JEPS106175  Grindelia hirsutula Lowell Ahart 2004-6-11 11027 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  JEPS54075  Guillenia lasiophylla W. L. Jepson 1934-5-5 16633 Tehama Beegum, w Tehama County Beegum Comment
  CAS-BOT-BC123689  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC231136  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9787 Tehama Government Flat Comment
  UC1010367  Hackelia amethystina Milo S. Baker and H. K. Wagnon 1953-7-12 12881 Tehama 6.1 mi from Whitlock Camp (along County road, west Tehama County) 1828 Comment
  RSA93061  Hackelia bella Milo S. Baker, H. K. Wagnon 1954-7-10 12994 Tehama 6.1 mi above Whitlock Camp. 1829 Comment
  JEPS67928  Hackelia micrantha Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2438 Comment
  OBI20842  Hackelia micrantha Rimo Bacigalupi, G. T. Robbins 1954-6-26 4638 Tehama 1.9 mi SW of Government Flat, upper (Western) end of Log Spring Ridge, Mendocino NF 1814 Comment
  UC1036244  Hackelia micrantha George W. Gillett 1952-7-20 91 Tehama vicinity of Sulphur Works (above highway one mi below hot springs area, slope of Brokeoff andesite); Lassen Volcanic National Park Comment
  CHSC109732  Harmonia hallii Robert Fischer 2011-4-14 1056 Tehama N. Coast Ranger Inner. Ca 5.5 air mi W of Paskenta and 1 air mi NW of Beehive Flat, along Toomes Camp Rd just W of the Mendocino NF boundary. [Note: some maps name this road Hwy M2 of Co. Rd 122.] 883 Comment
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Jun 18 2018
  UC1023847  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  CAS-BOT-BC302447  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC302448  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  RSA67171  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC306536  Helenium bigelovii H. M. Hall; E. B. Babcock 1903-7-1 4397 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CDA6445  Helenium bigelovii L. P. Janeway 2001-7-29 7396 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  JEPS29574  Helianthella californica subsp. nevadensis John Thomas Howell 1960-8-21 36289 Tehama near Lassen Volcanic National Park; Morgan 1463 Comment
  CAS-BOT-BC314821  Helianthella californica var. nevadensis Milo S. Baker 1955-6-25 13061 Tehama Above Whittock Camp, Mendocino National Forest 1524 Comment
  CHSC78606  Helianthus annuus Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  CAS-BOT-BC305584  Helianthus bolanderi Alice Eastwood 1912-8-22 1799 Tehama Morgans Springs, Lassen Butte Region Comment
  JEPS101376  Helianthus bolanderi Dean W. Taylor 1997-7-10 16125 Tehama Red Bank Creek; ca. air 15 mi W Red Bluff 243 Comment
  UC897532  Helianthus bolanderi Alice Eastwood Aug 22 1912-Aug 26 1912 1799 Tehama Morgans Springs, Lassen Butte Region Morgans Springs Comment
  CHSC79070  Helianthus exilis L. P. Janeway 2000-6-30 6868 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  SD211567  Heliotropium curassavicum Barbara Ertter 1991-5-18 9865 Tehama Rosewood Ranch, on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek. 213 Comment
  CHSC107260  Heliotropium europaeum Lowell Ahart; John Dittes 2011-6-9 17471 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC117717  Heliotropium europaeum Lowell Ahart; John Dittes 2016-8-25 21291 Tehama Along roads, about 50 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  RSA595741  Heliotropium europaeum L. C. Wheeler 1958-8-25 7443 Tehama 1.5 mi. south of Vina on Vina-Chico Road, en route to Corning. Comment
  UCD119466  Heliotropium europaeum A. A. Seawright; T. C. Fuller and G. D. Barbe 1985-5-30 4231 Tehama Moya property, Redbank Road west of Red Bluff. Comment
  UCSB8500  Heliotropium europaeum Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 13 miles west of Corning 152 Comment
  CHSC108072  Hemizonella minima B. Castro; L. P. Janeway 2000-6-11 1293 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  CAS-BOT-BC313471  Hemizonella minima Alice Eastwood; John Thomas Howell 1941-7-9 9762 Tehama Log Spring Ridge betwen Log Spring and Government Flat Comment
  CAS-BOT-BC306004  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-26 12900 Tehama 2.5 miles northeast of Proberta Comment
  JEPS118698  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2011-9-27 10747 Tehama Inner North Coast Ranges. 3.7 air km southwest of Paskenta; along Round Valley Road 1.6 road km north-northeast of Newville Road (Garland Road). Newville 7.5' quad. Comment
  CHSC64339  Hesperevax acaulis var. acaulis Vernon H. Oswald; Lowell Ahart 1995-3-19 6535 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 e fence just s of Inks Creek Rd. 213 Comment
  UCD36228  Hesperevax caulescens Beecher Crampton 1953-4-29 1153 Tehama 2 miles north of Vina, along US Highway 99E. Comment
  UCR119004  Hesperevax caulescens Beecher Crampton 1953-4-29 1153 Tehama Sacramento River Valley, 2 miles north of Vina, along US Highway 99E 91 Comment
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Jul 7 2009
  CHSC77355  Hesperolinon californicum L. P. Janeway; B. Castro, Caroline Warren 1999-6-8 6457 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 365 Comment
  UC1212494  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4025 Tehama County road to Ball Rock just without boundary of Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC1601228  Hesperolinon disjunctum Milo S. Baker and H. K. Wagnon 1953-5-31 12690 Tehama w Paskenta (near source of winter streamlet flowing past 5 mi post on logging rd.) Comment
  UC1212495  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4021 Tehama Paskenta-Colyer Springs road 3.7 mi se Franklin Point road (about 27 mi nw of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  UC702896  Hesperolinon micranthum Alice Eastwood and John Thomas Howell 1941-7-9 9770 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CAS-BOT-BC167462  Hesperolinon tehamense R. Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5357 Tehama Along lumber-truck road, 11.3 miles (by road) north-west of Paskenta 1097 Comment
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Dec 30 2018
  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
  CHSC91087  Hesperolinon tehamense D. Isle 1995-6-20 208 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trailhead, 1.8 mi. up Log Springs Rd. from Salt Creek CC (=0.15 mi. up from Wilder Pond)=Nomlaki Trailhead Meadow. 633 Comment
  JEPS105868  Hesperolinon tehamense Lowell Ahart 2004-4-29 10808 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  JEPS98980  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA151586  Hesperolinon tehamense H. L. Mason 1947-5-18 s.n. Tehama Paskenta Grade Comment
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Dec 30 2018
  UC1002664  Hesperolinon tehamense Milo S. Baker and H. K. Wagnon 1953-7-12 12909 Tehama between mileposts 7 & 8 on logging road w Paskenta 457 Comment
  UC1212197  Hesperolinon tehamense Helen K. Sharsmith 1951-7-12 4026 Tehama county road to Ball Rock ca 0.4 mi without eastern boundary Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC821946  Hesperostipa comata subsp. intermedia A. A. Heller 1916-4-20 12334 Tehama hills 3 mi n Redding Comment
  CDA34178  Heterocodon rariflorum L. Ahart, J. Dittes, J Guardino 2009-8-27 16311 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  CHSC102696  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16311 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  RSA0072479  Heteromeles arbutifolia Percy C. Everett, E. K. Balls 1954-10-15 20312 Tehama Paskenta to Covelo road, 5.5 miles SW of Paskenta. 549 Comment
  CHSC77538  Heterotheca oregona var. compacta Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  CHSC77731  Heterotheca oregona var. compacta B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1028 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 329 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
  UC87444  Heterotheca oregona var. compacta T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CHSC46862  Heterotheca oregona var. rudis Vernon Oswald 1989-9-7 3992 Tehama Black Butte Dam. 152 Comment
  CAS-BOT-BC420438  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Tehama North slope of North Yolla Bolly Mt., line of Tehama-Trinity County 1981 Comment
  CHSC45684  Hieracium bolanderi Vernon Oswald 1986-7-24 2235 Tehama Near the Summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CHSC45683  Hieracium gracile Vernon Oswald 1986-7-24 2227 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2316 Comment
  CHSC61771  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1993-9-2 5892 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mts., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  JEPS87527  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UC1299271  Hieracium greenei Freed W. Hoffman 1949-7-21 3059 Tehama Tedoc Gap; North Coast Ranges Comment
  CHSC46612  Hieracium horridum V. Oswald; W. Dempsey 1989-8-3 3913 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. On the north side of the outlet of the lake. 1633 Comment
  CHSC80597  Hieracium scouleri var. nudicaule Lowell Ahart 2001-6-16 8851 Tehama On both sides of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 4 1/2 miles (air) west of Butte Meadows. 1112 Comment
  CHSC48166  Hieracium scouleri var. scouleri Vernon Oswald 1986-6-23 2153 Tehama M2 (23N01) 25.7 mi w of Paskenta. Roadside. 1676 Comment
  CHSC117748  Hirschfeldia incana Lowell Ahart; John Dittes 2016-8-24 21261 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  JEPS104181  Holcus lanatus Lowell Ahart 2003-6-11 10273 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS45053  Holodiscus discolor W. L. Jepson 1897-7-25 18858 Tehama Summit of South Yollo Bolly Comment
  RSA66361  Holodiscus discolor Philip A. Munz 1951-7-27 16969 Tehama S base of S Yolla Bollly Mts. 2226 Comment
  CHSC61702  Holodiscus microphyllus var. microphyllus Vernon H. Oswald; Lowell Ahart 1993-9-2 5895 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CAS-BOT-BC280887  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-8-18 36099 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CDA32404  Hordeum brachyantherum subsp. brachyantherum L. Ahart 2001-6-8 8802 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  RSA756701  Hordeum brachyantherum subsp. californicum Barbara Ertter, Brad Olson 1991-7-6 10453 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  UCD104431  Hordeum jubatum Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6873 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC94367  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-19 13021 Tehama Open meadow area just east of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC68584  Hosackia pinnata Vernon H. Oswald; Lowell Ahart 1997-5-14 8418 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek, at a low-water corssing of the North Fork Antelope Creek. 938 Comment
  CHSC60360  Hydrophyllum occidentale Mary Ann Showers 1992-6-26 2589 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA66369  Hydrophyllum occidentale P. A. Munz 1951-7-26 16947 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  CHSC88271  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
  JEPS66778  Hypericum anagalloides W. L. Jepson 1929-9-27 15287 Tehama Manton 853 Comment
  HSC27977  Hypericum anagalloides Gary S. Lester 1973-7-3 45 Tehama Yolla Bolly WIlderness Area SE of N Yolla Bolly Peak 2134 Comment
  RSA66971  Hypericum androsaemum P. A. Munz 1951-7-25 16873 Tehama 1 mile E of Square Lake. 2134 Comment
  UCR130067  Hypericum formosum subsp. scouleri George K. Helmkamp, E. A. Helmkamp 2001-7-7 6906 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
  JEPS95720  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  CHSC80599  Hypochaeris glabra Lowell Ahart 2001-6-14 8837 Tehama North of the dirt road that leads to the tower, east sides of road M2, about 8 miles west of Paskenta. 609 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
  SEINET10567646  Iris David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17963 Tehama 13 miles w of mineral on calif. Hwy. 36; On 60 degrees e-facing slope Comment
  HSC82139  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1979-6-25 4931 Tehama Along FS Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  RSA90631  Iris macrosiphon Milo S. Baker 1953-6-21 12774 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  RSA135946  Iris tenuissima Lee W. Lenz 1954-5-8 19138 Tehama 5 miles from Mineral, on road to Red Bluff 1159 Comment
  CAS-BOT-BC69930  Isoetes howellii Alice Eastwood; John Thomas Howell 1934-4-21 1845 Tehama 5 mi. s. of Cottonwood. Comment
  CHSC79934  Isoetes howellii B. Castro; L. P. Janeway 2000-5-11 1172 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS97379  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff (S of Platina; Forest Rte 45 (Tedoc Mtn Rd) 6.3 mi S of Hwy 36); High North Coast Ranges 1158 Comment
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  SBBG119784  Isoetes nuttallii L. Ahart 2004-4-29 10782 Tehama ca. 10 yards W of the Nomalaki Trail, ca. 0.5 mi NW of Bowers Crk, ca. 1.25 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  UCSB1047  Juglans hindsii Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  CHSC90413  Juncus balticus Niall McCarten; Roxanne Bittman 1986-6-14 5322 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1371 Comment
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS115390  Juncus bufonius var. bufonius Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16338 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lass 1493 Comment
  RSA718935  Juncus bufonius var. occidentalis L. Ahart 2006-7-19 13015 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  CHSC105522  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
  CHSC55301  Juncus effusus subsp. pacificus L. P. Janeway 1991-6-15 4015 Tehama Battle Creek Wildlife Area. Along water ditch ca 600 ft south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 126 Comment
  JEPS115343  Juncus ensifolius Lowell Ahart, Josephine Guardino 2009-9-6 16364 Tehama Southwest of the enclosure, along a small stream that flowers into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC88576  Juncus exiguus L. P. Janeway 2001-6-10 7157 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
  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
  CHSC94325  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110166  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Just W of the dirt road, E of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) NE of Butte Meadows. 1503 Comment
  JEPS95408  Juncus howellii Lowell Ahart 1994-7-24 7520 Tehama about 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road; Yellow Pine Forest); ; <coords. cont.: SE 1/4> 1645 Comment
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 Comment
  CAS-BOT-BC26060  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff Comment
  RSA794387  Juncus marginatus P. F. Zika 2011-7-4 25507 Tehama West side of Wildcat Road, 0.4 road miles south of bridge over Battle Creek. Cascade Range Foothills. 320 Comment
  CHSC110624  Juncus nevadensis B. Castro; L. Janeway 2006-9-9 1613 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 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
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  RSA565103  Juncus orthophyllus D. W. Taylor, Glenn L. Clifton 1992-8-22 13195 Tehama Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line. 2393 Comment
  CHSC66020  Juncus oxymeris Vernon H. Oswald 1996-5-13 7562 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the ditch on the S side of Gyle Rd. near the W boundary of the reserve. 100 Comment
  JEPS67060  Juncus oxymeris W. L. Jepson 1938-6-10 18979 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  CHSC102652  Juncus tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16340 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  UC1731407  Juncus triformis Dean W. Taylor 1997-6-17 16081 Tehama ca. 10 air mi. e. Manton (Sand Spring Canyon headwaters); Cascade Ranges (CaRF), Manton 7 1/2 Quad., Sand Spring Canyo 960 Comment
  UC1594664  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1992-4-21 4903 Tehama 10 mi e of Red Bluff (Hogsback Road (Belle Mill Rd or Forest Rd 28N24), 7.8 mi (odometer)e of Highway 99); Hogsback Road 289 Comment
  CHSC87003  Juncus xiphioides Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. South bank of creek. 304 Comment
  CHSC77716  Juniperus californica B. Castro; C. Warren, L. P. Janeway 1999-5-4 918 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 292 Comment
  JEPS27193  Juniperus californica W. L. Jepson 1929-9-30 15337 Tehama 14 mi ne of Red Bluff (and 11 mi ne of U S 99-E, at the junction of the rd. to Manton with that to Paynes Creek); Dales Station 182 Comment
  NY99569  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Approximately half way between Red Bluff and Dales Comment
  UCR164306  Juniperus californica Maile Neel 2000-4-29 H- 2 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
  UCR95627  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama c. half way between Red Bluff & Dales. Comment
  UCSB63828  Juniperus californica Vasek, F. 1964-8-6 Tehama 5.8 mi. east of Dales Center on highway 36 Comment
  CHSC77796  Keckiella lemmonii B. Castro; L. P. Janeway 1999-6-10 979 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry Creek with Red Bank Creek. 295 Comment
  RSA33143  Keckiella lemmonii A. A. Heller 1937-7-21 15934 Tehama Along the Deer Creek Road between Lomo and the first crossing of Deer Creek. Comment
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Jul 5 2013
  UC727047  Keckiella lemmonii A. A. Heller 1937-7-21 15934 Tehama between Lomo and first crossing of Deer Creek (along Deer Creek Road) Comment
  UCR263531  Keckiella lemmonii Barbara Ertter 1991-9-2 10795 Tehama Northern Coast Range, Paskenta - Round Valley Road, Route M4 over Mendocino Pass, 8.0 miles west of Newville Road junction, c. 7 air miles southwest of Paskenta 762 Comment
  CHSC115613  Kelloggia galioides Lowell Ahart; John Dittes 2015-8-5 20481 Tehama Poor logging road, east side of Childs Meadow, 15 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-miless south of Lassen Peak. 1498 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
  HSC48809  Koeleria gerardi J. P. Smith 1979-4-28 10074 Tehama Leininger Rd., E of Vina 73 Comment
  CHSC30552  Koeleria phleoides J. D. Jokerst 1980-4-13 580 Tehama Wurlitzer Ranch. 137 Comment
  CHSC64741  Koeleria phleoides Vernon H. Oswald; Lowell Ahart 1995-4-17 6661 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. ON the edge of Inks Creek Rd. near the w boundary of the reserve. 213 Comment
  JEPS103613  Koeleria phleoides Lowell Ahart 2002-4-27 9555 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UC1019886  Koeleria phleoides Milo S. Baker 1953-4-25 12527 Tehama along Crane Co. lumber rd about 2 mi w Paskenta Comment
  CHSC40587  Lactuca saligna Pauleen Broyles 1982-9-29 853 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC117622  Lactuca serriola Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21371 Tehama On the north side of a poor dirt road,about 10 yards east of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC77732  Lagophylla glandulosa B. Castro; C. Warren, L. P. Janeway 1999-5-4 908 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 280 Comment
  JEPS103451  Lagophylla glandulosa Lowell Ahart 2002-11-4 10008 Tehama Bottom of a wash, Jewett Creek, E of Marguerite Road, ca 1 1/4 mile (air) SE of Corning. 74 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
  JEPS38988  Lagophylla glandulosa W. L. Jepson 1929-9-27 15280 Tehama stream bed in hills n of Red Bluff 243 Comment
  CAS-BOT-BC341374  Lagophylla glandulosa David D. Keck 1932-7-7 1725 Tehama Red Bluff, at south city limits 95 Comment
  CAS-BOT-BC341381  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  JEPS75354  Lagophylla glandulosa Todd and Virginia Keeler-Wolf 1975-8-25 657 Tehama ca. 1/2 mi se of Patton Mills on Toomes Camp Rd.; Yolla Bolly Mts. 853 Comment
  RSA151743  Lagophylla glandulosa R. C. Bacigalupi, G. Bacigalupi, J. R. Sweeney 1953-8-29 4339 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  UC1606328  Lagophylla glandulosa Barbara Ertter, Brad Olson 1993-5-15 11791 Tehama N of Red Bluff (Jellys Ferry Road 6 mi NNE of Int Hwy 5) 121 Comment
  UCR47728  Lagophylla minor C. B. Wolf 1937-5-15 08675 Tehama Inner North Coast Range, 2 mi. below Mud Flat on Paskenta to Covelo Road 457 Comment
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Jan 7 2013
  CHSC77733  Lagophylla ramosissima subsp. ramosissima B. Castro; L. P. Janeway 1999-6-3 959 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. In E-trending arm of side-cyn, on bank of creek. 355 Comment
  CHSC65765  Lamium purpureum Vernon H. Oswald; Lowell Ahart 1996-4-8 7330 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes creek near the Sacramento River. 85 Comment
  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
  CHSC40568  Lasthenia californica Pauleen Broyles 1983-4-14 884 Tehama The Nature Conservancy Vina Plains Preserve. Just w of barn. 60 Comment
  CHSC88956  Lasthenia californica Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 50 yds south of Little Antelope Creek, on Powerline Road. UTM: 10 0589525 E, 4446210 N. 532 Comment
  SEINET11807868  Lasthenia californica Unknown 1983-1 884 Tehama The Nature Conservancy Vina Plains Preserve, just W of barn 60 Comment
  SEINET9294859  Lasthenia californica Unknown 1988-4-20 302 Tehama Near Corning, along rd 9 in pasture, 11.1 km W of hwy 5 and rd 9, on N side of the rd. Comment
  UCD18757  Lasthenia fremontii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 50 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  RSA585987  Lasthenia fremontii Adree M. Desrochers 1988-4-20 302 Tehama Near Corning. Along Road 9 in pasture, 11.1 km W of [intersection of?] Hwy 5 and Road 9, on N side of the road. Comment
  UC1363796  Lasthenia fremontii Robert Ornduff 1958-4-20 4916 Tehama just s Red Bluff (Paskenta Road opposite airport) Comment
  CHSC77735  Lasthenia glaberrima B. Castro; H. West 1999-6-1 945 Tehama About 21 air miles W of Orland, vicinity of Newville, Salt Creek and N. Fk Stony Creek. 201 Comment
  JEPS9912  Lasthenia microglossa W. L. Jepson 1899-4-27 Tehama region ca. 22 mi airline due w Red Bluff (on trip sw from Rosewood Station); foothills of the Yollo Bolly Mtns., Greasewood Hills 609 Comment
  UCD80082  Lasthenia platycarpha CNPS SN Foothill Team 2005-5-17 SNFN 0169 a Tehama TNC Dye Creek Preserve, NE of the intersection of Hog Gulch Road and the diversion canal. 95 Comment
  UC1586620  Lasthenia platycarpha Vernon H. Oswald and Lowell Ahart 1991-5-9 4550 Tehama 1000 ft se se corner of large pond at entrance kiosk (ca. 1.5 mi ne of the Bend Bridge over the Sacramento River, ca. 6.5 mi n-ne of Red Bluff); Paynes Creek Recreation Area 112 Comment
  UCD133885  Lasthenia platycarpha Joseph M. DiTomaso 1976-3-28 376 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC115225  Lathyrus angulatus B. Castro; J. Nishida 2013-5-15 1996 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi Wof the town of Gerber. In disturbed open area W of the railroad tracks and Eof the Tehama-Colusa Canal, on flat to undulating grassland between vernal pools and swales. 74 Comment
  CHSC105217  Lathyrus latifolius Lowell Ahart; John Dittes 2010-7-19 16894 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CDA8135  Layia fremontii A. C. Browne 1951-3-27 Tehama Highway 99E [later Highway 99], 2 miles south of Vina. 0 Comment
  CHSC27527  Layia fremontii Greg C. Halcomb 1978-4-5 8 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd.; 1/2 mi n on Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  HSC27271  Layia fremontii J. P. Smith 1972-3-23 5102 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  HSC85766  Layia fremontii R. Earing, C. Cavanaugh, C. Collins 1987-3-28 31 Tehama 10 mi. E of Red Bluff. Rte. 36, mile marker 51 Comment
  JEPS66637  Ledum glandulosum J. W. Grinnell 1925-7-14 Tehama Mineral Comment
  CHSC66606  Lepidium campestre Vernon H. Oswald; Lowell Ahart 1996-7-15 8057 Tehama High Cascade Range. W side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. Meadow, on the flood plain of the creek. 1389 Comment
  SEINET10838535  Lepidium campestre David B. Dunn 1971-8-15 Dunn 18157 Tehama 1.5 mi. W. Of lassen park headquarters. Comment
  CHSC115501  Lepidium latifolium B. Castro 2014-5-19 2004 Tehama Sacramento Valley. Ca 1.85 mi NNW of Woodson Bridge over the Sacramento River, ca. 0.2mi E of Kopta Slough along N edge of Foster Rd. 57 Comment
  HSC31864  Lepidium nitidum Thomas E. Higley 1974-5-5 98 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC65661  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the parcel. On the banks of the intermittent stream crossing the preserve. 99 Comment
  JEPS88480  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Approximate center of the parcel 0.6 m S of Gyle Road, 0.5 mi E of the dirt lane along the W side of the parcel. Comment
  CHSC27861  Lepidium strictum Eric J. Miller 1978-4-24 4 Tehama Ca 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  UC1873679  Lepidium strictum Barbara Ertter with James R. Shevock 1993-4-30 11615 Tehama Jellys Ferry Road ca 6 miles NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC34408  Leptosiphon bicolor Steven Azevedo 1980-4-2 12 Tehama 1 mi. nw of Paskenta, 1/2 mi. sw of road along edge of reservoir. Pasture. 304 Comment
  CHSC65656  Leptosiphon bicolor Shaun E. Sims 1995-4-22 16 Tehama Ca. 3 mi se of Eagle Peak/ 304 Comment
  HSC99742  Leptosiphon bicolor J. Carey, A. Hong, J. Leffingwell 1995-4-22 61 Tehama 24 mi. E on Hwy. 36 from its intersection with Rd. A16 213 Comment
  CHSC78883  Leptosiphon bolanderi Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley and Newville Road (Garland Road). 280 Comment
  CHSC102236  Leptosiphon ciliatus L. P. Janeway; B. Castro 2009-4-25 9755 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC78884  Leptosiphon ciliatus Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley and Newville Road (Garland Road). 280 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
  HSC49049  Leptosiphon ciliatus Patricia Shesgreen 1978-5-13 92 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  CHSC63411  Leptosiphon nuttallii subsp. howellii Vernon H. Oswald 1994-6-11 6268 Tehama Tedoc Rd. (Forest Rd. 45) 4.5 mi S of Pattymocus Lookout Rd., 1.5 mi N of Tedoc Gap, W of Red Bluff and S of Platina. Roadside bank. 1396 Comment
  UCD118977  Leptosiphon nuttallii subsp. howellii Thomas W. Nelson; Jane P. Nelson 1983-7-1 7438 Tehama along Forest Service Road 27N12, 0.3 mile from junction with road 27N13. 1676 Comment
  UC703023  Leptosiphon rattanii Alice Eastwood and John Thomas Howell 1941-7-9 9724 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  UC1001303  Lesquerella occidentalis subsp. occidentalis Louise Kellogg 1952-7-12 27 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino National Forest (Middle Eel-Yolla Bolla Primitive Area) 2438 Comment
  RSA595742  Lessingia nana Louis C. Wheeler 1958-8-25 7444 Tehama 1.5 mi. south of Vina on Vina-Chico Road, en route to Corning. Comment
  CHSC91080  Lessingia nemaclada D. Isle 2002-8-29 276 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Just below spring below curve in Rd. 23N53. 1554 Comment
  JEPS102866  Lessingia nemaclada Lowell Ahart 2001-6-16 8846 Tehama South of the dirt road, ca 5 miles W of Highway 32, W of Soda Springs Campground, ca 5 miles (air) W of Butte Meadows. 1082 Comment
  CHSC65046  Lessingia virgata Vernon H. Oswald 1995-6-30 6954 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. 213 Comment
  UC2042872  Leucanthemum vulgare Barbara Ertter 1989-7-4 8696 Tehama 1.4 mi E of Mineral on Highway 36 at Conard Grove LP, upper edge of Battle Creek Meadows along Nanny Creek. Comment
  UC1594663  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1992-4-21 4905 Tehama ca 11 mi e (air) Red Bluff (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24), near Mud Spring, 9.6 mi e (odometer) of Hwy 99, s side of road) 316 Comment
  JEPS62050  Lilium Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  CAS-BOT-BC508410  Lilium kelleyanum H. C. Cantelow 1938-7-5 2422 Tehama Near Deer Creek, SW of Chester 1280 Comment
  UC1873677  Lilium pardalinum subsp. shastense Barbara Ertter with James R. Shevock 1992-6-14 11159 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town). Comment
  JEPS61963  Lilium parvum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  CHSC23390  Limnanthes alba B. Garamendi 1974-5-11 45 Tehama Mill/Deer Creek Study Area. 100 yds S of Peligreen Place. 975 Comment
  CHSC102448  Limnanthes alba subsp. alba L. P. Janeway; B. Castro 2009-4-25 9768 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC57817  Limnanthes alba subsp. versicolor Vernon H. Oswald; Lowell Ahart 1992-4-21 4923 Tehama Forest Rd. 28N23 (Oak Creek Rd.) between Hogsback and Plum Creek roads, 0.1 mi S of Oak Creek, ca. 5 mi (air) SE of Paynes Creek. 762 Comment
  UC1594618  Limnanthes alba subsp. versicolor Vernon H. Oswald and Lowell Ahart 1992-4-21 4923 Tehama Forest Rd 28N23 (Oak Creek Rd) between Hogback Rd Plum Creek Road (0.1 mi s of Oak Creek, ca 5 air mi se of Paynes Creek) 762 Comment
  CHSC77942  Limnanthes douglasii subsp. nivea Beth Hendrickson; Jean Witzman 1999-5-21 Tehama Vicinity of South Fork Cottonwood Creek. 320 Comment
  CHSC81526  Limnanthes douglasii subsp. nivea D. Tellefson 2000-4-11 Tehama Hog Lake Plateau, off Hwy 36, north of Red Bluff. Edge of Hog Lake. 250 Comment
  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
  CHSC55502  Limnanthes douglasii subsp. rosea Margaret Stelmok 1991-3-31 8 Tehama In drainage ditch n side of Lassen Road ca. 1000 ft n of Singer Creek and 0.8 mi w of Mt. Diablo Meridian. 85 Comment
  JEPS19596  Limnanthes douglasii subsp. rosea Virginia Bailey 1938-4-16 Tehama five mi w Paskenta (on Covelo road) Comment
  OBI12572  Limnanthes douglasii subsp. rosea Robert F. Hoover 1937-5-19 2253 Tehama Near Vina Comment
  JEPS97488  Limnanthes douglasii var. rosea Vernon H. Oswald and L. Ahart 1995-3-19 6536 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC53967  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd, 2.8 mi north of Colyear Springs Rd, north of Paskenta. 292 Comment
  CHSC55503  Limnanthes floccosa subsp. floccosa Vivian L. Long 1991-4-4 8 Tehama Ca 2 m west of Hwy A6, 1.6 km north of Hwy 36, ca 0.8 km south of Dales Lake. 203 Comment
  CHSC86447  Limnanthes floccosa subsp. floccosa Jenny Marr; Jean Hubbell 1994-4-7 100 Tehama Department of Fish and Game Tehama Wildlife Area, approximately 23 miles NE of Red Bluff. DFG wildlife pond area #1. 548 Comment
  JEPS97256  Limosella aquatica Vernon H. Oswald and L. Ahart 1995-5-9 6709 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  JEPS58258  Linanthus bolanderi W. L. Jepson 1899-4-25 20917 Tehama near Rosewood (Stivers' Ranch, w Tehama County); Crane Creek Comment
  UC556439  Linanthus bolanderi Rimo Bacigalupi 1934-5-29 2409 Tehama on road from Paskenta to Covelo (at very foot of Paskenta grade, in w Tehama County) Comment
  JEPS58314  Linanthus ciliatus Jos. Grinnell 1927-6-16 Tehama Battle Creek Meadow 1524 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
  UC589698  Linanthus dichotomus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta - Covelo road) Comment
  HSC15794  Linanthus dichotomus subsp. meridianus John L. Heywood, D. H. Norris 1968-3-31 1904 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  UC703135  Linanthus harknessii Alice Eastwood and John Thomas Howell 1941-7-9 9796 Tehama Government Flat Comment
  UC908699  Linanthus latisectus L. V. Compton 1930-5-20 Tehama Circle S Ranch Comment
  HSC95419  Lindernia dubia L. Ahart, John Dittes 2003-9-17 10592 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  JEPS95595  Listera convallarioides Lowell Ahart 1994-7-24 7517 Tehama 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road) 1645 Comment
  JEPS108563  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  CHSC67300  Lithophragma parviflorum James D. Jokerst; Walt Anderson 1983-3-8 1692 Tehama Wurlitzer Ranch on Pine Creek, 1.5 mi E of Meridian Rd., on the N bank of Zimmershed Creek ca. 100 m E of its junction with the powerlines. 144 Comment
  JEPS88468  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald and Lowell Ahart 1996-4-23 7434 Tehama BLM parcel along Hwy 36 ne of Red Bluff (n-facing slope of Paynes Creek Canyon near the power line and n end of Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 167 Comment
  UCR119005  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Red Bluff Area., 1.5 miles south of Paynes Creek. 549 Comment
  CHSC65910  Logfia gallica Vernon H. Oswald; Lowell Ahart 1996-4-15 7377 .2 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Stream ca. 0.6 mi E of the lane. 99 Comment
  JEPS103398  Logfia gallica Lowell Ahart 2002-4-27 9543 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
  OBI77044  Logfia gallica Anthony Baniaga 2011-6-3 302 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 14 SW of SE 730 Comment
  UC1732948  Logfia gallica Kay H. Beach, Frank Gould 1940-5-16 643 Tehama vicinity of Red Bluff. Comment
  HSC1660  Lolium perenne Larry Berti 1969-5-9 72 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC66027  Lolium temulentum Vernon H. Oswald 1996-5-13 7559 .1 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N bank of the creek just E of the W boundary of the reserve. 103 Comment
  CHSC66064  Lolium temulentum Vernon H. Oswald; Lowell Ahart 1996-5-6 7512 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 198 Comment
  HSC26539  Lolium temulentum J. P. Smith, J. O. Sawyer 1971-5-22 4645 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  CHSC91011  Lomatium David Isle 1995-5-2 1045 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail extension (SE of Mud Flat Cpgd., between Mud Flat Rd 23N35 and Log Springs Rd). 609 Comment
  CHSC78581  Lomatium californicum J. Marr; N. Wight 1998-6-9 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Ck and Sunflower Gulch. 304 Comment
  OBI54957  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  CDA15414  Lomatium caruifolium var. denticulatum G. F. Hrusa, J. Hart 1998-5-1 14428 Tehama Sacramento Valley; Above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. . Comment
  CHSC65394  Lomatium caruifolium var. denticulatum Vernon Oswald 1986-3-6 1049 Tehama Black Butte Rd. 2.0 mi n of Newville Rd. (or Black Butte Rd. East and West). 152 Comment
  CHSC65395  Lomatium caruifolium var. denticulatum Vernon Oswald 1986-4-1 1065 Tehama Black Butte Rd. 2.0 mi n of Newville Rd. (or Black Butte Rd. East and West). 152 Comment
  CHSC79641  Lomatium caruifolium var. denticulatum L. P. Janeway; B. Castro 2000-4-12 6665 Tehama Vicinity of Rice Creek, west of Hwy I-5. 118 Comment
  JEPS113217  Lomatium caruifolium var. denticulatum Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13613 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  HSC38900  Lomatium caruifolium var. denticulatum J. P. Smith, J. O. Sawyer 1971-5-22 4646 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  JEPS25398  Lomatium caruifolium var. denticulatum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7013 Tehama 1 1/4 mi. n.e. Little Inskip Hill (along Lane Valley rd., drainage of Morgan Creek, ca. 4 mi. n.-n.w. of Paynes Creek) 438 Comment
  CHSC61757  Lomatium ciliolatum Vernon H. Oswald; Lowell Ahart 1993-9-2 5914 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  JEPS89915  Lomatium dasycarpum Dean W. Taylor 1987-4-27 8939 Tehama dry creek bed equidistant between Del Monte Dr. & Baywood Dr. Tehama Co. (reached via Bowman Rd.); Upper Sacramento Valley 161 Comment
  UCD112026  Lomatium dasycarpum Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  UC763121  Lomatium dasycarpum subsp. tomentosum Robert F. Hoover 1936-5-21 1183 Tehama 3 mi S of Cottonwood Comment
  SEINET9084976  Lomatium dasycarpum subsp. tomentosum B. Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek, NW of junction of Hwy 36 and Rte A5 (Bowman Road), ca 15 air miles WNW of Red Bluff, on Reed property. 183 Comment
  RSA121616  Lomatium macrocarpum G. D. Barbe 1955-7-21 236 Tehama Near Harding Spring on the trail to Square Lake 2073 Comment
  UCD127697  Lomatium macrocarpum Dean W. Taylor 1976-7-9 6048 Tehama Cub Creek. 1859 Comment
  OBI55145  Lomatium marginatum Lincoln Constance & Herbert L. Mason, J. F. Davidson & J. M. Tucker 1947-5-18 3203 Tehama Inner coast Ranges near Bennett Spring 762 Comment
  JEPS12243  Lomatium marginatum var. marginatum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (along Paskenta-Covelo Rd.) Comment
  UC1949231  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  SD211528  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek circa 17 airmiles West-northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek 228 Comment
  CHSC102457  Lomatium marginatum var. purpureum L. P. Janeway; B. Castro 2009-4-25 9734 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC78583  Lomatium utriculatum J. Marr; C. Warren, J. Lacey, J. Cunningham, H. West 1998-4-2 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Ck and Red Bank Rd. 304 Comment
  JEPS12241  Lomatium utriculatum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (along Paskenta-Covelo rd.) Comment
  JEPS17541  Lomatium utriculatum W. L. Jepson 1899-4-25 14289 Tehama w. Tehama Co., Stivers' Ranch, Crane Creek Comment
  UCD80009  Lomatium utriculatum CNPS SN Foothill Team 2006-4-5 SNNR 0852 Tehama TNC Easement, Denny Ranch. 306 Comment
  RSA424760  Lotus humistratus Aaron Liston, M. Blumler 1987-4-24 654 -16 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  JEPS94491  Lotus oblongifolius var. oblongifolius Vernon Oswald and Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  UC1594592  Lotus wrangelianus Vernon H. Oswald and Lowell Ahart 1992-4-21 4915 Tehama ca 4.75 mi (air) s Paynes Creek (Hogsback rd (Belle Mill Rd or Forest Rd 28N24), 17.6 mi (odometer) e of Hwy 99, 1.0 mi (odometer) e of the power transmission lines) 725 Comment
  RSA424769  Lupinus Aaron Liston, M. Blumler 1987-4-24 654 -19 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC1034637  Lupinus adsurgens Milo S. Baker 1955-7-25 13056 Tehama above Whitlock Camp (Klamath Mountains, Mendocino National Forest); Mendocino National Forest, Klamath Mountains 1524 Comment
  RSA105457  Lupinus adsurgens var. lilacinus Milo S. Baker 1955-7-25 13056 Tehama Mendocino National Forest above Whitlock Camp along County Road. 1524 Comment
  JEPS65218  Lupinus albicaulis W. L. Jepson 1899-4-30 4 t Tehama Red Bluff Comment
  JEPS65220  Lupinus albicaulis W. L. Jepson 1899-4-30 36 t Tehama Red Bluff Comment
  CAS-BOT-BC198420  Lupinus albifrons var. albifrons Carl B. Wolf 1937-5-15 8680 Tehama Inner North Coast Range, Mud Flat on Paskenta-Covelo Road 609 Comment
  RSA21498  Lupinus albifrons var. eminens Carl B. Wolf 1937-5-15 8680 Tehama Inner North Coast Range. Mud Flat on Paskenta - Covelo Road. 610 Comment
  JEPS64956  Lupinus arbustus Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  JEPS111417  Lupinus bicolor J. Shade 2009-3-25 Tehama Dye Creek Preserve. By Canyon Head. By start of trail into the canyon. Comment
  HSC89694  Lupinus bicolor William E. Avery, Steve Wilson, Matt Bergvall 1989-3-31 1989 Tehama On Tedoc Rd. (F.S. 45) near intersection with Hwy. 36, about 1.5 mi. E of boundry with Shasta Co. 549 Comment
  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
  RSA32923  Lupinus bicolor subsp. tridentatus A. A. Heller 1929-5-2 14854 Tehama Olive Orchard Golf Links. Comment
  SEINET10452082 Image available Lupinus formosus var. robustus A. Arthur Heller 1940-5-1 Heller 15572 Tehama In a grain field on the Cone Ranch along U.S. 99, several miles E of Red Bluff. Comment
  CHSC109219  Lupinus grayi B. Castro; L. P. Janeway 2004-5-30 1465 Tehama High Cascade Range. Steep SSE-facing slope, ca 0.4 mi down from top of small ridge, on road cuts along Road 27N08 above Lower Deer Creek Falls. 1127 Comment
  JEPS120479  Lupinus grayi B. Castro, L. P. Janeway 2004-5-30 1465 Tehama High Cascade Range. Steep SSE-facing slope, ca 0.4 mi down from top of the small ridge, on road cuts along Road 27N08 above Lower Deer Creek Falls. Comment
  SEINET10485435  Lupinus klamathensis Jeffrey Huber 1971-6-10 Huber 278 Tehama 18 mi. E of red bluff on calif hwy 36; in live oak, pinus ponderosa, and digger Pine. Ne slope (approx. 20 Degrees); rocky slope. 549 Comment
  UC1037396  Lupinus lepidus var. lobbii Douglas Barbe 1955-7-22 254 Tehama 1 mi W of Long Lake ( along the trail); West Tehama County 2286 Comment
  CHSC48562  Lupinus lepidus var. sellulus Vernon Oswald 1983-7-26 930 Tehama Calif. Hwy 36 at Mill Creek Bridge. 1493 Comment
  CHSC48563  Lupinus lepidus var. sellulus Vernon Oswald 1986-6-12 2111 Tehama Hwy. 36, 0.3 mi w of Gurnesey Creek, 97.3 mi e of the Shasta-Tehama Co. line. 1447 Comment
  CHSC94360  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
  JEPS65377  Lupinus lepidus var. sellulus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  JEPS76678  Lupinus lepidus var. sellulus L. R. Heckard 1972-6-17 2952 Tehama E slope of Beegum Mt. Comment
  CHSC92709  Lupinus luteolus D. Isle 2000-7-12 1330 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Jct on rd to green sprg and S of jct .3 mi. Jct 23N01A/H-spur of 23N21.4 to Green Springs. More LULU at 5840'. NW1/4 of SW1/4 Sec. 36 = .3 mi up jct to Green Sprgs on E edge of 23N06. 1780 Comment
  UC719360  Lupinus nanus F. G. Meyer 1938-4-4 1336 a Tehama about 22 mi n Chico; n of Chico Comment
  RSA0036476  Lupinus nanus subsp. nanus Daisie Huang 2006-4-15 06041551 Tehama Roadside of Hwy. 36. 267 Comment
  RSA424767  Lupinus nanus var. apricus Aaron Liston, M. Blumler 1987-4-24 655 -8 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CHSC64530  Lupinus nanus var. vallicola Vernon H. Oswald 1995-4-3 6599 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally common on the roadcut along Manton Rd, at the corner of the reserve. 225 Comment
  JEPS88281  Lupinus nanus var. vallicola Vernon H. Oswald and Lowell Ahart 1996-5-6 7536 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s side of gravel road 1.4 mi w of parking lot on Hwy 36, (0.4 mi w of power line crossing gravel road),Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 249 Comment
  JEPS11640  Lupinus obtusilobus Milo S. Baker and Douglas Barbe 1955-7-16 200 Tehama on the e ridge leading to the summit South Yolla Bolly ((Mt. Linn)); summit South Yolla Bolly (Mt. Linn) 2316 Comment
  JEPS87398  Lupinus obtusilobus Vernon H. Oswald and Lowell Ahart 1993-9-2 5908 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2438 Comment
  CHSC67220  Lupinus succulentus James D. Jokerst 1983-4-17 1708 Tehama Barber Lane leading to Wurlitzer Ranch 1.25 mi E of Meridian Rd. 114 Comment
  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
  CHSC112590  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC90415  Madia elegans Niall McCarten; Roxanne Bittman 1986-6-15 5403 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  JEPS95727  Madia elegans Vernon H. Oswald and L. Ahart 1995-7-12 7008 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  CHSC86797  Madia elegans subsp. vernalis Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Bed Bank Creek and Sunflower Gulch. 289 Comment
  JEPS108731  Madia glomerata Lowell Ahart 2006-8-15 13198 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
  UCD80096  Madia subspicata CNPS SN Foothill Team 2005-5-18 SNNR 0081 Tehama TNC Dye Creek Preserve. Stand is near the upper end of Brown Gulch, NW of Brown Gulch Road. 255 Comment
  SEINET4173699 Image available Madronella pallida A. A. Heller 1937-7-21 15931 Tehama Lassen Volcanic National Park; near the Sulphur Works entrance Comment
  RSA67169  Mahonia repens P. A. Munz 1951-7-24 16838 Tehama Road from Red Bluff, east slope of South Yolla Bolly Mts. 915 Comment
  CHSC91159  Malacothrix clevelandii David W. Isle 1995-5-2 1056 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 560 Comment
  RSA93400  Malacothrix clevelandii Milo S. Baker, H. K. Wagnon 1953-5-10 12644 Tehama Logging road 5 to 7 miles west of Paskenta, largely in burns 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
  JEPS102410  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
  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
  POM304460  Malva neglecta Alice Eastwood, J. T. Howell 1941-7-9 9811 Tehama Government Flat 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
  CDA35748  Malvella leprosa L. Ahart 2002-11-5 10016 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. Comment
  HSC14235  Marrubium vulgare L. T. Gault 1964-3-27 33 Tehama Los Molinos, Vina-Tehama edge Comment
  CHSC72403  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1998-10-27 9687 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at Dead Rabbit Lake. 542 Comment
  CHSC79935  Marsilea vestita subsp. vestita L. P. Janeway 2000-5-16 6733 Tehama Vicinity of Rice Creek, west of I-5. 77 Comment
  JEPS97377  Marsilea vestita subsp. vestita Vernon H. Oswald and Lowell Ahart 1995-6-13 6850 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Hwy 36 at Dales Station); Cascade Range Foothills, Dales Lake Ecological Reserve 219 Comment
  HSC27269  Matricaria discoidea J. P. Smith 1972-3-23 5106 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  JEPS88285  Medicago arabica Vernon H. Oswald and Lowell Ahart 1996-5-6 7524 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  RSA699256  Medicago lupulina L. Ahart, Samantha Mackey Hillaire 2004-7-9 11218 Tehama Seep on the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 675 Comment
  JEPS103589  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  CHSC107251  Medicago polymorpha Lowell Ahart; John Dittes 2011-6-9 17458 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina. 76 Comment
  CHSC27829  Medicago polymorpha Eric J. Miller 1978-4-24 12 Tehama Ca. 1 km w of Sacramento River at Woodson Bridge. Comment
  UCD106750  Medicago praecox John Thomas Howell 1954-4-26 29188 Tehama Dibble Creek, 1.5 miles north of Red Bluff. Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  UCD87280  Melica fugax August L. Hormay 1928-6-5 s.n. Tehama Ranger station, Mineral. Comment
  JEPS95076  Melica geyeri Vernon Oswald and Lowell Ahart 1997-6-10 8554 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat Campgrounds Covelo; between Paskenta and Covelo on M2 1737 Comment
  UCD80576  Melica geyeri CNPS SN Foothill Team 2005-6-30 SNNR 0518 Tehama USFS Lassen National Forest, on the south side of the South Fork Antelope Creek. 505 Comment
  UCD87381  Melica harfordii Beecher Crampton 1954-6-16 1995 Tehama Crane Mills logging road, 3 miles south of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1676 Comment
  JEPS87472  Melica stricta Vernon H. Oswald and Lowell Ahart 1993-9-2 5898 Tehama ca 20 air mi nw Paskenta (ridge running e from Mt Linn); South Yolla Bolly Mtns. 2346 Comment
  UCD87026  Melica torreyana August L. Hormay 1928-6-6 s.n. Tehama Campbellville, east of Chico Comment
  CHSC107369  Melilotus indicus Lowell Ahart; John Dittes 2011-6-9 17459 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina. 76 Comment
  CHSC77338  Melilotus indicus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  JEPS118026  Melilotus indicus Lowell Ahart, John Dittes 2011-6-9 17459 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina 76 Comment
  HSC95823  Mentha canadensis L. Ahart, John Dittes 2003-9-17 10580 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CHSC88259  Mentha pulegium Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11202 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
  UC1001345  Mentzelia dispersa Louise Kellogg 1952-7-18 94 Tehama directly south South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge.); Mendocino National Forest, North Coast Ranges 2133 Comment
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  CHSC48906  Micranthes californica Vernon Oswald 1986-3-6 1047 Tehama Round Valley Rd. (M4) 1.8 mi sw of Mendocino National Forest boundary. 396 Comment
  CHSC102363  Micranthes integrifolia L. P. Janeway 2009-3-28 9667 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC61386  Micranthes nidifica Vernon H. Oswald; Lowell Ahart 1993-8-11 5799 Tehama Lassen Volcanic National Park. N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. On an outcrop bordering the W side of the meadow. 2036 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
  CDA15432  Micropus californicus var. californicus G. F. Hrusa, J. Hart 1998-5-1 14435 Tehama Sacramento Valley; Ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC55188  Micropus californicus var. californicus L. P. Janeway 1991-4-18 3901 Tehama Battle Creek Wildlife Area. On the south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 152 Comment
  JEPS40552  Micropus californicus var. californicus Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta; Paskenta-Covelo road Comment
  CDA15857  Microseris douglasii G. F. Hrusa, J. Hart 2000-4-8 15302 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC40580  Microseris douglasii subsp. douglasii Pauleen Broyles 1982-4-30 497 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC66108  Microseris douglasii subsp. douglasii Vernon H. Oswald; Lowell Ahart 1996-4-29 7481 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Near the S boundary just W of the farm pond. 106 Comment
  JEPS94750  Microseris sylvatica Vernon Oswald and Lowell Ahart 1998-4-27 8960 Tehama Cannon Road 1.1 mi w of its junction with Highway 36 w of Red Bluff; Cannon Road 256 Comment
  CHSC77800  Mimetanthe pilosa B. Castro; L. P. Janeway 1999-6-21 988 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  RSA67000  Mimulus breweri P. A. Munz 1951-7-25 16887 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  OBI82947  Mimulus cardinalis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3942 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  RSA31630  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama Along Deer Creek between the first westerly crossing on the Deer Creek Road and Deer Creek Meadows. Comment
  UC1211921  Mimulus glaucescens John H. Weiler, L. Constance, E. Molseed 1960-6-12 60149 Tehama 33 mi ne Chico (on road to Butte Meadows, 10 mi w of Jonesville) Comment
  RSA714828  Mimulus guttatus Daisie Huang 2006-4-15 6041546 Tehama Roadside of Hwy 36. 267 Comment
  CAS-BOT-BC151756  Mimulus kelloggii Doris Kildale Gillespie 1930-5-9 9290 Tehama 18 miles west of Mineral on Susanville Road Comment
  JEPS9259  Mimulus latidens R. F. Hoover 1937-5-19 2259 Tehama near Vina Comment
  UCD80790  Mimulus layneae CNPS SN Foothill Team 2005-6-21 SNNR 0330 c Tehama USFS, Lassen National Forest. 1158 Comment
  RSA93036  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-30 12676 Tehama About 5 mi W of Paskenta but 5 east of logging road. Comment
  JEPS102575  Mimulus microphyllus Lowell Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1239069  Mimulus moniliformis Freed W. Hoffman 1947-6-23 1679 Tehama Government Flat North Coast Ranges 796 Comment
  UCD19413  Mimulus moschatus Gerald Dickinson 1964-7-24 234 Tehama Anthony Peak, 1/4 mile below slope. 2042 Comment
  JEPS108880  Mimulus primuloides subsp. primuloides Lowell Ahart 2006-7-19 13024 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UCD104399  Mimulus torreyi Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6862 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UCD80785  Mimulus torreyi CNPS SN Foothill Team 2005-6-21 SNNR 0348 f Tehama USFS, Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. 1211 Comment
  UC725382  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama along State Hwy 89 a short distance w Plumas County line 1463 Comment
  CHSC64348  Minuartia californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6493 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the abandoned road on the ridge in the ne corner of the reserve. 219 Comment
  JEPS51396  Minuartia californica Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC91015  Minuartia douglasii David W. Isle 1995-5-2 1054 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CAS-BOT-BC174706  Minuartia nuttallii P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC181149  Minuartia rosei Thomas W. Nelson; J. P. Smith 1978-7-22 10031 Tehama Tedoc Mtn., Shasta-Trinity National Forest 1613 Comment
  JEPS76748  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama Tedoc Mt.; nw side, along new road around w of mountain 1280 Comment
  UCD98236  Minuartia rosei D. W. Taylor; G. L. Stebbins 1972-6-17 1503 Tehama on Mt. Tedoc. 1371 Comment
  HSC95730  Mitella trifida Vernon H. Oswald, L. Ahart 1997-7-7 8716 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
  JEPS42872  Mollugo verticillata W. L. Jepson 1927-6-25 12345 Tehama Pine Creek Road Station, Pine Creek Pine Creek 60 Comment
  CHSC77351  Monardella odoratissima Heidi West; L. P. Janeway 1999-4-6 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. 201 Comment
  HSC82159  Monardella odoratissima Thomas W. Nelson, Jane P. Nelson 1979-6-25 4925 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CAS-BOT-BC215505  Monardella odoratissima P. A. Munz 1951-7-25 16884 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mountain 2133 Comment
  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
  POM126637  Monardella odoratissima subsp. pallida W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  UC1001342  Monardella odoratissima subsp. pallida Louise Kellogg 1952-7-18 89 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. North Coast Ranges, Mendocino National Forest 2133 Comment
  UC2035961  Monardella odoratissima subsp. pallida O. H. Kappler 1946-7-21 1350 Tehama Cliff Falls, Lassen National Park 1920 Comment
  CHSC76519  Monardella sheltonii Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 304 Comment
  JEPS102241  Monardella villosa subsp. villosa L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range. 5.1 km southeast of Turner Mountain, along Road 29N48; top of slope into inner canyon of Mill Creek above ''''Big Bend.'''' 1756 Comment
  UC883588  Monardella villosa subsp. villosa A. A. Heller 1916-6-19 12395 Tehama West of Proberta Comment
  CHSC92749  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road. 1625 Comment
  UC1594662  Montia fontana Vernon H. Oswald and Lowell Ahart 1992-4-21 4907 Tehama 11 air mi e of Red Bluff (Hogsback Road (Belle Mill Road or Forest Road 28N24) near Mud Spring, 9.7 mi (odometer)e of Hwy 99) 316 Comment
  CHSC46209  Montia linearis Pauleen Broyles 1985-2-23 939 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow w of large vernal pool n of the barn in south pasture. 63 Comment
  JEPS102500  Montia parvifolia Vernon H. Oswald 2001-5-7 10027 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  RSA718744  Muhlenbergia filiformis L. Ahart 2006-7-25 13080 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  SEINET1909950  Muhlenbergia filiformis Barbara Ertter, Brad Olson 1991-1 10415 Tehama Tehama co.: Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning. 1890 Comment
  UC1146657  Muhlenbergia filiformis Freed W. Hoffman 1947-6-23 1681 A Tehama Government Flat North Coast Ranges (w Tehama Co.) 796 Comment
  UCD104384  Muhlenbergia filiformis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6854 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UC768857  Muhlenbergia rigens R. F. Hoover 1940-9-22 4620 Tehama volcanic plateau ne Red Bluff (stream-bed) Comment
  HSC74967  Myosurus apetalus var. montanus J. P. Smith, Thomas W. Nelson 1979-6-24 10182 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CAS-BOT-BC83250  Myosurus minimus John Thomas Howell 1954-4-26 29191 Tehama 6 miles south of Corning. Comment
  CHSC113329  Myosurus minimus Lowell Ahart; John Dittes 2014-5-18 19520 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC41086  Myosurus sessilis Pauleen Broyles 1983-4-9 877 Tehama The Nature Conservancy Vina Plains Preserve. 62 Comment
  UC726889  Nama lobbii A. A. Heller 1937-7-21 15930 Tehama near the Sulphur Works entrance to Lassen Volcanic National Park Sulphur Works entrance to Lassen Volcanic National Park; nr entrance Lassen Volcanic National Park Comment
  CHSC101598  Nassella cernua David W. Isle; Rhonda Isle 2002-4-19 1685 Tehama Approximately 3 miles north of junction of Black Butte Road (from Black Butte Reservoir west of Orland to Paskenta Road west of Corning). North of Black Butte Road along the E-W stretch lath parallels the eucalyptus grove adjacent and south of B.B. Road. Comment
  CHSC77975  Nassella cernua B. Castro; C. Warren, L. P. Janeway 1999-5-4 913 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  CHSC80723  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC260113  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding Comment
  CHSC80310  Nassella pulchra B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1185 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek. 335 Comment
  CHSC8606  Nassella pulchra D. McClain 1969-4-25 39 Tehama 10 yds. s. of Highway 36, 10 1/2 mi. n.w. of Red Bluff. 79 Comment
  SEINET7073494  Navarretia breweri A. G. Vestal 1963-6-4 s.n. Tehama Cottonwood Creek at Bowman Road Bridge. UTM Zone 10, 560776mN, 4469526mN. Coordinate datum: NAD27. Comment
  UC1606319  Navarretia divaricata subsp. divaricata Barbara Ertter with James R. Shevock 1992-6-14 11217 Tehama 13 air mi ssw Mineral (Ponderosa Way w of junction with Lassen Trail, s of Mill Creek) 1066 Comment
  CHSC112570  Navarretia divaricata subsp. vividior B. Castro; L. P. Janeway 2009-4-25 1778 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of north fork of Little Antelope Creek. 576 Comment
  CHSC89850  Navarretia divaricata subsp. vividior L. P. Janeway; B. Castro 2004-5-30 8123 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
  JEPS101663  Navarretia divaricata subsp. vividior Dean W. Taylor 1997-5-30 16013 Tehama along Ponderosa Way at crossing of Soap Creek; on south facing slopes of canyon 746 Comment
  CHSC76767  Navarretia heterandra B. Castro; C. Warren, L. P. Janeway 1999-5-4 914 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. On edge of ridgetop. 286 Comment
  UC1111586  Navarretia heterandra Herbert L. Mason 1947-5-18 14787 Tehama 1 mi w Corning Comment
  RSA91926  Navarretia heterandra Beecher Crampton 1953-4-29 1171 Tehama About 5 miles south of Dales Comment
  SEINET7040053  Navarretia intertexta A. G. Vestal 1963-6-4 s.n. Tehama Along Route 36, 2.6 miles west of Bowman Road [Old U.S. Route 99 presently I 5, northwest of Red Bluff]. Red Bluff West Quad. UTM Zone 10, 561848mE, 4451543mN. Comment
  UCSB63897  Navarretia intertexta Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; bordering the edge of Paynes Creek just downstream from the mouth of an intermittent stream at the northeast end of the parcel 158 Comment
  CHSC84302  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2003-6-11 10250 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS100547  Navarretia intertexta subsp. intertexta Dean W. Taylor 1992-5-26 12651 Tehama ca. 1.5 air mile N of Dales Lake; Inks Creek; Inks Creek, ca. 1.5 air mile N of Dales Lake, on shore of large stock pond in unnamed south fork Inks Creek 186 Comment
  JEPS97262  Navarretia intertexta var. intertexta Vernon H. Oswald 1995-5-22 6742 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 207 Comment
  CHSC76769  Navarretia jepsonii L. P. Janeway; B. Castro 1999-6-21 6477 Tehama Long Gulch, south of South Fork Cottonwood Creek. North edge of ridge. 356 Comment
  CHSC44220  Navarretia leptalea Vernon Oswald 1988-6-27 3532 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. On the edge of a meadow. 2133 Comment
  SEINET12318319  Navarretia leucocephala E. D. Osman 1978-1 14 Tehama ca 10 ft S of Cana Pine Creek Road and 3.5 mi NWN of Chico, 0.9 mi W of Hwy 99 59 Comment
  SEINET12326995  Navarretia leucocephala L. J. Newsum 1984-1 9 Tehama Haille Rd., 1/8 mi W off Hwy 99, 15 mi N of Chico 61 Comment
  SEINET9337880  Navarretia leucocephala Unknown 1999-4-29 15035 Tehama Coyote Creek Conservation Area Comment
  CHSC78885  Navarretia leucocephala subsp. leucocephala Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  JEPS88119  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald 1996-4-29 7490 Tehama nw of Corning (CDFG parcel on the s side of Gyla Rd, Thomes Creek Ecological Reserve, nw side of Sacramento Valley); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS76637  Navarretia linearifolia subsp. pinnatisecta L. R. Heckard 1972-6-18 2990 Tehama sw of Tedoc Mt.; sw of Tedoc Mt. 1371 Comment
  JEPS81062  Navarretia linearifolia subsp. pinnatisecta J. P. Smith and T. W. Nelson 1978-7-22 10044 Tehama Tedoc Gap Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  UC1019548  Navarretia linearifolia subsp. pinnatisecta Louise Kellogg 1952-7-15 59 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral, Mendocino National Forest); North Coast Ranges, Mendocino Natl For, South Yolla Bolly Mo 2133 Comment
  UC1026715  Navarretia linearifolia subsp. pinnatisecta Douglas Barbe 1955-7-17 212 Tehama Cold Spring Camp Klamath Mountains, Mendocino Nat. Forest (Mendocino Nat. Forest, Klamath Mountains, w Tehama County) 1889 Comment
  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
  CHSC7091  Navarretia pubescens E. L. Williams 1969-4-26 19 Tehama 100 ft. s of I.W. Williams' barn next to Harry Baker's fence on Evergreen Rd. off Bowman Rd. 137 Comment
  JEPS100566  Navarretia pubescens Dean W. Taylor 1993-6-26 13738 Tehama 0.5 mile west of Interstate 5 and 0.5 mile north of the Glenn County line; north of Moore Creek 83 Comment
  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
  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
  CHSC54107  Navarretia subuligera Vernon H. Oswald 1991-5-20 4602 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  RSA73740  Navarretia subuligera Robert F. Hoover 1939-5-11 4096 Tehama NE of Red Bluff Comment
  CDA18416  Navarretia tagetina G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2660 Tehama Sacramento Valley; On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. 243 Comment
  CHSC66496  Navarretia tagetina Vernon H. Oswald; Lowell Ahart 1996-5-20 7602 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  SEINET12334062  Navarretia tagetina Unknown 1982-1 561 Tehama W of Sheep Camp Ditch and ca 400 m to NW of barn in S pasture 60 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
  UC1281947  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama 1 mi e Paskenta (along the road, ridge above Thomes Creek) Comment
  UC526145  Navarretia viscidula John Thomas Howell 1934-6-17 12232 Tehama near Cottonwood Comment
  UC763061  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
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Jul 16 2009
  JEPS88299  Navarretia viscidula Vernon H. Oswald and Lowell Ahart 1996-5-20 7614 Tehama BLM parcel along Hwy 36, NE of Red Bluff, old quarry, 0.6 mi SW of the parking lot at Hog Lake, Hog Lake Plateau, Cascade Range Foothills 274 Comment
  CDA37619  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 1 of 2. 0 Comment
  SEINET10873474  Nemacladus montanus Baker 1953-5-30 Baker 12682 Tehama West of Pakenta on a slide of disintegrating rock across the logging road near the 5 mile post Comment
  UC726898  Nemophila heterophylla A. A. Heller 1927-4-23 14347 Tehama Fern Bank Comment
  CHSC116923  Nemophila menziesii J. P. Bergmann 2011-3-18 Tehama Corning,Loleta Avenue. 66 Comment
  CHSC27556  Nemophila menziesii W. K. Cheechov 1978-3-24 3 Tehama Ca. 300 ft sw of Reeds Creek Rd. 1.2 mi w of Cottonwood Creek, ca. 16 mi w of Red Bluff. 289 Comment
  CHSC83371  Nemophila menziesii subsp. menziesii L. P. Janeway; Shirley Innecken 2002-3-21 7450 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 320 Comment
  CHSC56307  Nemophila pedunculata K. R. Stern 1986-5-21 8274 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA76015  Nemophila pedunculata Lincoln Constance, J. H. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  UC606936  Nemophila pedunculata L. Constance, J. L. Morrison 1938-5-1 2183 Tehama low hills at Paskenta; Inner North Coast Ranges, Paskenta 304 Comment
  UC1950247  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  UCSB63936  Odontostomum hartwegii Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff 124 Comment
  JEPS97340  Oenanthe sarmentosa Vernon H. Oswald and L. Ahart 1995-7-31 7164 Tehama T29N R1W SE1/4 NE1/4 Sec. 4, 1200 ft, Cascade Range Foothills, Blue Oak Wood-land. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6) 365 Comment
  SEINET4080571  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CAS-BOT-BC254346  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CAS-BOT-BC254350  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, State Highway 36, 10.8 miles NE of Red Bluff Comment
  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
  JEPS84137  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama 1.6 mi wsw Manton Road (County Rd. A-6) crossing of Spring Branch Creek (0.25 mi e of natural gas pipline, about 20 mi ne of Red Bluff); Central Valley 297 Comment
  JEPS84139  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama 1.3 mi nnw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch, Reservoir 612' Comment
  SD131794  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama About 15 miles NE of Red Bluff and 0.6 miles NW of Dales Lake on Inks Creek Ranch, artificial pond behind earthen levee 200 Comment
  UC1115512  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama State Hwy 36 10.8 mi ne Red Bluff; Hog Lake Comment
  UCD88260  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, northeast of Redbluff. Comment
  SEINET10894253  Orcuttia tenuis Stone 1986-1 Tehama Comment
  SEINET4080542  Orcuttia tenuis L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  UC1945182  Oreostemma alpigenum var. andersonii David Keil with Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Hwy 89. 0.8 mi S of Lassen Volcanic National Park southern boundary. Comment
  CHSC105639  Orobanche californica subsp. grayana Lowell Ahart; John Dittes 2010-10-4 17278 Tehama Northwest meadow area of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  UCSB3844  Orobanche fasciculata Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Summit of Mt. Linn (South Yolla Bolly Peak) South Yolla Bolly Mtns. 2468 Comment
  UC1541119  Orthocarpus imbricatus E. R. Blakley 1982-8-23 7289 Tehama West Fork of Mill Creek , West Fork of Mill Creek (Mount Lassen National Park) 1676 Comment
  UC1010360  Osmorhiza berteroi Milo S. Baker and H. K. Wagnon 1953-6-21 12779 Tehama logging road w Paskenta (about 15 mi post or 4000 ft elevation) 1219 Comment
  CHSC25332  Oxypolis occidentalis M. P. Hayes; Warner 1977-8-14 36 Tehama N of road along Highway 32 parallel to Deer Creek, c. 7.5 mi ne of Potato patch Campground. 1143 Comment
  JEPS100719  Oxypolis occidentalis Dean Wm. Taylor with Glenn Clifton 1992-8-22 13207 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest. 1554 Comment
  UC1299451  Packera clevelandii Freed W. Hoffman 1950-6-30 3533 Tehama w of Paskenta; North Coast Ranges Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  HSC71874  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5800 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  HSC74970  Packera greenei J. P. Smith, Thomas W. Nelson 1979-6-25 10199 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  CHSC112745  Panicum capillare Lowell Ahart 2013-9-17 19040 A Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC77633  Panicum capillare Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek and Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC77634  Panicum capillare Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS110475  Parnassia californica Lowell Ahart 2006-11-9 13260 Tehama Bog, on the east side 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
  SBBG100031  Paronychia ahartii R. Bacigalupi, Drs. H. and L. Mason 1958-4-22 6290 Tehama lower portions of Kirkwood plains, ca. 2 mi W of Kirkwood and ca. 0.5 mi W of US Hwy 99, ca. 7 mi S of Corning 73 Comment
  UC903267  Parvisedum pumilum Ethel Crum 1932-5-9 1448 Tehama south [east] of Red Bluff (Inner North Coast Ranges); Inner North Coast Ranges 91 Comment
  SBBG2718  Pectiantia breweri H. and M. Dearing 1938-6-26 2116 Tehama 17 mi E of Mineral Comment
  RSA93453  Pectocarya penicillata Milo S. Baker, H. K. Wagnon 1953-4-15 12533 Tehama 4.5 mi. W of Paskenta. Comment
  CHSC102234  Pectocarya pusilla L. P. Janeway; B. Castro 2009-4-25 9736 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC88522  Pectocarya pusilla Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UC1594661  Pectocarya pusilla Vernon H. Oswald and Lowell Ahart 1992-4-21 4909 Tehama ca 11 air mi e Red Bluff (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) near Mud Spring, 9.9 mi (odometer) e of Hwy 99, in creekbed bordering the n side of the rd); Flume Creek 316 Comment
  JEPS124055  Pedicularis attollens Lowell Ahart, John Dittes 2015-8-5 20452 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
  JEPS10364  Pedicularis densiflora Jos. Grinnell June 1925 Tehama Mineral Comment
  RSA789831  Pedicularis densiflora R. W. Spjut 2008-3-14 16223 Tehama North Inner Coast Ranges: Mendocino National Forest, FD Rd 3 from Paskenta to Covelo, just above Valley Grassland. 502 Comment
  SJSU5828  Pedicularis densiflora D. L. Wilson 1970-4-18 Tehama Little Giant Mill Rd 1 mi SE of its junction with Hwy 20 between Paynes Cr & Mineral 1066 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  UCD32625  Pediomelum californicum Beecher Crampton 1954-6-16 1997 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 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
  CAS-BOT-BC69329  Pellaea brachyptera Alice Eastwood; John Thomas Howell 1941-7-9 9795 Tehama Government Flat Comment
  CHSC39814  Pellaea mucronata Maxey-Jones 1928-4-15 Tehama Antelope Creek. Comment
  CHSC116669  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 Tehama On both sides of Deer Creek Trail, about 150 yards north of thee fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  HSC96920  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 Tehama Along the Nomalaki Trail, about 3/4 mi. by trail NW of Dead Rabbit Lake about 1 1/2 mi. NW of Bowers Cr. about 2 1/4 mi. NW of 23N69 about 8 mi. SW of Paskenta 563 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
  CHSC68968  Penstemon anguineus Vernon Oswald; Lowell Ahart 1997-7-7 8710 Tehama Forest Route 35 at Jones Camp Creek, north side of the Yolla Bolly-Middle Eel Wilderness east of Rat Trap Gap. 1524 Comment
  JEPS118716  Penstemon anguineus B. Castro, L. P. Janeway 1999-8-24 1034 T Tehama High North Coast Ranges. Yolla Biolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Springs. Buck Rock 7.5' quad. Comment
  HSC74974  Penstemon anguineus J. P. Smith, Thomas W. Nelson 1979-6-24 10194 Tehama Shasta-Trinity National Forest, Rat Trap Gap 1829 Comment
  HSC81952  Penstemon azureus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4881 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 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
  CHSC109207  Penstemon azureus var. angustissimus B. Castro; L. P. Janeway 2004-5-30 1464 Tehama High Cascade Range. NE-facing slope above unnamed tributary from south into Deer Creek; 100 ft above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 1.4 road mi E of major hairpin turn where road drops into Deer Ck canyon. 990 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
  JEPS104326  Penstemon azureus var. azureus Lowell Ahart 2003-6-11 10263 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS105854  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  SEINET11262138  Penstemon laetus var. leptosepalus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3945 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  NY604518  Penstemon laetus var. leptosepalus K. A. Vincent 1987-6-25 4433 Tehama Sierra Nevada, Deer Creek Canyon; along roadside of CA 32; just north of Potato Patch Campground ca. 8.9 miles southwest of jct. CA 36/89, ca. 11.5 air miles southeast of Mineral. 1097.3 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
  UC887191  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama on Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows 1371 Comment
  NY640958  Penstemon purpusii L. Kellogg 1952-7-12 29 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area. Mendocino National Forest. 2438.4 Comment
  CAS-BOT-BC239433  Penstemon rydbergii var. oreocharis Clare R. Wheeler 1981-6-17 2431 Tehama Mendocino National Forest. Between Uhl Peak and Gov't. Flat 1950 Comment
  CHSC49037  Penstemon rydbergii var. oreocharis Vernon Oswald 1984-6-19 1295 Tehama North side of Hwy 36, 0.4 mi s-e of Paynes Creek Rd. to Wilson Lake. 1475 Comment
  HSC1756  Pentagramma triangularis Larry Berti 1969-3-19 39 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
  CHSC64495  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1995-4-10 6643 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  CHSC94388  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2006-7-19 13033 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, about 10 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  RSA756848  Perideridia bolanderi subsp. involucrata Barbara Ertter, Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver s Ranch ], ca 15 airmiles WNW of Red Bluff 213 Comment
  UC1606385  Perideridia bolanderi subsp. involucrata Barbara Ertter with James R. Shevock 1992-6-14 11148 Tehama Lanes Valley Rd 0.8 mi n Highway 36 junction at Paynes Creek 548 Comment
  UCD104397  Persicaria maculosa Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6860 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC66883  Persicaria punctata Vernon H. Oswald; Lowell Ahart 1996-9-4 8257 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in moist soil along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  HSC1656  Petrorhagia dubia Larry Berti 1969-5-9 76 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC23397  Phacelia egena Bob Garamendi 1974-5-10 26 Tehama Miller/Deer Creek Study Area. 1 mi SW of Antelope Creek on Belle Melle Road. 975 Comment
  CHSC64626  Phacelia egena Vernon H. Oswald; Lowell Ahart 1995-4-17 6674 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. Common on an outcropping of basalt bordering Manton Rd. e of the Old Hwy. Pool. 213 Comment
  CHSC65764  Phacelia egena Vernon H. Oswald; Lowell Ahart 1996-4-8 7340 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common around rocks on a ridge on the N side of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 259 Comment
  CHSC68585  Phacelia egena Vernon H. Oswald; Lowell Ahart 1997-5-14 8442 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  SBBG41201  Phacelia egena J. T. Howell 1943-8-8 Tehama Anthony Pk Comment
  UC1001304  Phacelia egena Louise Kellogg 1952-7-12 28 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  RSA93129  Phacelia egena Milo S. Baker, H. K. Wagnon 1953-7-11 12839 Tehama Three miles above Whitlock Camp. 1524 Comment
  UCD104382  Phacelia hastata Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6853 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC118041  Phacelia imbricata subsp. imbricata Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 200 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC14107  Phacelia mutabilis L. V. Ritter 1969-6-15 370 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. 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
  RSA105329  Phacelia mutabilis Milo S. Baker, H. K. Wagnon 1954-7-11 12996 Tehama Logging road near Reservoir of Howell s Camp in edge of forest. 1829 Comment
  CHSC48473  Phacelia procera Vernon Oswald 1986-6-18 2124 Tehama Round Valley Rd. (M4) 38.0 mi w of Paskenta. 1615 Comment
  RSA756489  Phacelia purpusii Barbara Ertter, James R. Shevock 1992-6-14 11218 Tehama Ponderosa Way west of junction Lassen Trail, south of Mill Creek about 13 air miles south-southwest of Mineral. 1067 Comment
  CAS-BOT-BC128864  Philadelphus Alice Eastwood 1912-8-22 1922 Tehama Along road from Battle Creek to Red Bluff - Lassen Butte Region Comment
  CHSC77945  Philadelphus lewisii B. Castro; L. P. Janeway 1999-6-21 992 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. Near E-facing stream edge in upper reaches of gulch. 347 Comment
  JEPS49592  Philadelphus lewisii W. L. Jepson 1927-6-24 12344 Tehama Payne Creek 304 Comment
  JEPS69962  Phlox diffusa J. Grinnell 1928-6-8 Tehama 4 mi n Mineral 1828 Comment
  UC1124164  Phlox diffusa P. L. Johannsen 1936-8-20 988 Tehama 0.25 mi nw Colby Mtn. Lookout; Lassen National Forest, Paynes Creek Quad. 1830 Comment
  JEPS71091  Phlox gracilis W. L. Jepson 1927-6-21 12282 Tehama Battle Creek Meadow Mineral 1524 Comment
  UC998329  Phlox speciosa Milo S. Baker and H. K. Wagnon 1953-6-21 12771 Tehama w of Paskenta (logging road, w Tehama County); Whiskey Saddle 1448 Comment
  UC1078852  Phoradendron villosum Job Kuijt 1957-5-21 1360 Tehama 8 mi. w. Mineral (Hwy. 36) 1493 Comment
  UC1078855  Phoradendron villosum Job Kuijt 1957-5-21 1363 Tehama Manton Comment
  CHSC105659  Phytolacca americana Lowell Ahart; John Dittes 2010-10-4 17292 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC64494  Pilularia americana Vernon H. Oswald; Lowell Ahart 1995-4-3 6569 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. 213 Comment
  HSC70452  Pinus jeffreyi J. P. Smith, Thomas W. Nelson 1978-7-22 10033 Tehama Shasta-Trinity National Forest, Tedoc Mtn., Bulk Collection 223 1614 Comment
  CHSC84952  Pinus lambertiana Lowell Ahart 2003-10-13 10629 Tehama On the east side of Willow Creek, north of a large wet meadow, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1574 Comment
  CHSC88965  Pinus ponderosa A. Peterson 2003-4-10 29 Tehama Hwy 36 east of Red Bluff. Jct. with Ponderosa Way. 1219 Comment
  SEINET10530798  Pinus ponderosa Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2839 Tehama 16 mi E of Red Bluff on Calif. Hwy 36; in grass; at edge of Pinus ponderosa and P. jeffreyi. 366 Comment
  SEINET6841546  Pinus ponderosa R. A. Evers, Clara V. Evers 1975-8-23 115006 Tehama 2 miles (3.2 km) west of Mineral, elevation ca. 4400 feet. Comment
  CHSC29585  Pinus sabiniana Dibble; Griggs 1979-8-16 173 Tehama Near Round Mountain, close to the town of Paskenta. 1219 Comment
  CHSC65720  Plagiobothrys austiniae Vernon H. Oswald; Lowell Ahart 1996-4-3 7282 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. (Collected along the intermittent stream just E of the dirt lane along the W side of the parcel). 103 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
  JEPS88110  Plagiobothrys bracteatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7525 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 124 Comment
  CHSC64508  Plagiobothrys canescens Vernon H. Oswald; Lowell Ahart 1995-4-10 6631 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the cattle guard at the intersection of Manton and Inks Creek rds. 213 Comment
  JEPS113209  Plagiobothrys canescens Lowell Ahart 2007-5-8 13718 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  JEPS68016  Plagiobothrys canescens W. L. Jepson 1899-4-30 21140 Tehama Red Bluff Comment
  JEPS97500  Plagiobothrys canescens Vernon H. Oswald and L. Ahart 1995-4-10 6631 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  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
  HSC74964  Plagiobothrys cognatus J. P. Smith, Thomas W. Nelson 1979-6-24 10185 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CDA14334  Plagiobothrys fulvus G. F. Hrusa, J. Hart 1998-5-1 14430 Tehama Sacramento Valley; on ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and ~ 1 mi. W of Paskenta Rd. Comment
  CDA15854  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15298 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC96630  Plagiobothrys fulvus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13616 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  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
  UCD18746  Plagiobothrys glyptocarpus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 39 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 1 mi., Foor Ranch site. Comment
  UC1586618  Plagiobothrys greenei Vernon H. Oswald and Lowell Ahart 1991-5-9 4552 Tehama Paynes Creek Recreation Area located ca 1.5 mi ne of the Bend Bridge over Sacramento River (ca 6.5 mi nne of Red Bluff,ll 1000 ft se of se corner pond at entrance kiosk); Paynes Creek Recreation Area Comment
  CHSC61411  Plagiobothrys hispidulus Vernon H. Oswald; Lowell Ahart 1993-8-18 5843 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. Growing on a slope in a meadow draining into Canyon Creek. 2200 Comment
  JEPS108906  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CAS-BOT-BC231017  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of S Yolla Bolly Park 2133 Comment
  UC765636  Plagiobothrys humistratus R. F. Hoover 1937-5-19 2247 Tehama near Vina Comment
  UCD80164  Plagiobothrys humistratus CNPS SN Foothill Team 2006-3-28 SNFN 0354 Tehama TNC Dye Creek Preserve, east of Foothill Rd. 113 Comment
  CHSC78623  Plagiobothrys nothofulvus 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
  CHSC78624  Plagiobothrys nothofulvus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 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
  CHSC36831  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  CHSC64604  Plagiobothrys shastensis Vernon H. Oswald; Lowell Ahart 1995-4-25 6696 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. Between the old highway and the e fence on top of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC65928  Plagiobothrys shastensis Vernon H. Oswald; Lowell Ahart 1996-4-15 7381 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N side of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  CHSC79702  Plagiobothrys shastensis L. P. Janeway; B. Castro 2000-4-12 6663 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  JEPS88537  Plagiobothrys shastensis Vernon H. Oswald and Lowell Ahart 1996-4-15 7381 Tehama n.w. Croning (CDFG parcel on s. side of Gyle Rd., n. side of intermittent stream ca. 0.3 mi. e. of the lane, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 100 Comment
  CHSC107241  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 -A. Tehama Rio De Los Molinos Land Grant. On damp bare rocky dark clay soil, on the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 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
  JEPS105872  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10802 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  SEINET10781224  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 Ahart 10783 Tehama T23N, R7W, northeast 1/4 Section 20. Normal size plants, on dry black humus, on the sides of a shallow vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  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
  CHSC56972  Plagiobothrys tenellus Steven Triano; Stefani Eiben 1988-5-7 157 Tehama Ca 30 ft nw of Hwy. 36 and 11.9 mi w of Mineral. 880 Comment
  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
  CHSC75258  Plagiobothrys tenellus Vernon H. Oswald; Lowell Ahart 1999-4-21 9708 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 655 Comment
  CHSC78625  Plagiobothrys tenellus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC79703  Plagiobothrys tenellus L. P. Janeway; B. Castro 2000-4-21 6666 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  HSC49713  Plagiobothrys tener J. O. Sawyer, R. J. Cole 1979-5-13 3360 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  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
  JEPS104199  Plantago erecta Lowell Ahart 2003-4-17 10110 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
  CHSC59140  Plantago lanceolata Vernon H. Oswald 1992-8-19 5158 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) ca. 0.2 mi N of the S boundary of the park. Growing along the E edge of the road. 2011 Comment
  CHSC66882  Plantago major Vernon H. Oswald 1996-9-4 8262 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in moist gravel along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  HSC93243  Plantago major Vernon H. Oswald, L. Ahart 1996-9-4 8262 Tehama Along Hwy. 36, NE of Red Bluff, Cascade Range Foothills, along Paynes Creek 1 mi. upstream from old bridge site 131 Comment
  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
  CHSC43800  Platanthera sparsiflora Vernon Oswald 1983-7-26 921 Tehama Calif. Hwy 32, 1.8 mi s-w of its jct. With Calif. Hwy 36. 1402 Comment
  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
  SEINET4399751  Plectranthus Leila M. Shultz 1990-5-5 11328 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC102464  Plectritis ciliosa L. P. Janeway 2009-3-28 9659 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine creek. 503 Comment
  CHSC7062  Plectritis ciliosa D. Hardin 1969-4-28 8 Tehama Ca. 2.5 mi into Mendocino National Forest on Round Valley Road, ca. 10 yards on e side of road. Comment
  JEPS5142  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama near Crane Creek (Stiver's Ranch); Stiver's Ranch Comment
  CHSC64378  Plectritis macrocera Vernon H. Oswald; Lowell Ahart 1995-3-19 6537 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 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
  HSC1834  Plectritis macrocera Larry Berti 1969-3-19 30 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
  RSA0026174  Pleuricospora fimbriolata Marc Baker 2013-6-30 17758 Tehama 5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.9 kilometers SSE of Wilson Lake, just south of Lost Creek Plateau. 1442 Comment
  JEPS106272  Poa annua Lowell Ahart 2004-4-29 10784 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  SEINET10661578  Poa annua Lowell Ahart 2004-4-29 Ahart 10784 Tehama T23N, R7W, northeast 1/4 Section 20. Along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CAS-BOT-BC254788  Poa bolanderi Milo S. Baker; H. K. Wagnon 1953-7-12 12891 Tehama 6.1 miles from Whittock Camp along E side of County road 1828 Comment
  UCD90293  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Howell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  CAS-BOT-BC254912  Poa bulbosa L. E. Smith 1915-5-1 s.n. Tehama Red Bluff? Comment
  CHSC89034  Poa bulbosa Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  UCD90616  Poa bulbosa Beecher Crampton 1953-4-29 1168 Tehama 1 mile south of Dales. Comment
  CHSC84305  Poa compressa Lowell Ahart; John Dittes 2003-6-11 10275 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
  RSA756702  Poa pratensis Barbara Ertter, Brad Olson 1991-7-6 10393 Tehama Rocky cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  RSA92964  Poa secunda M. S. Baker 1953-4-25 12519 Tehama Foothills along Crane Lumber Rd. West of Paskenta, perhaps 2 miles Comment
  CHSC102244  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2009-4-25 9762 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC77635  Poa secunda subsp. secunda Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  CHSC8247  Poa secunda subsp. secunda D. McClain 1969-4-25 51 Tehama 10 yds. w. of Highway 36, 10 mi. w. of Red Bluff. 70 Comment
  CHSC86013  Poa secunda subsp. secunda Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Grizzly Creek. 274 Comment
  UCD92120  Poa secunda subsp. secunda E. Wilson 1935-4-23 s.n. Tehama Near Redding. Road to Duncan Creek Experiment. Comment
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Jul 21 2013
  CHSC27827  Pogogyne zizyphoroides A. K. Bos 1978-4-14 13 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  CHSC117727  Polanisia dodecandra subsp. trachysperma Lowell Ahart; John Dittes 2016-8-25 21305 Tehama Undesignated section of San Burenaventura Land Grant. East of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. 117 Comment
  CHSC56538  Polanisia dodecandra subsp. trachysperma Steven Triano 1988-9-18 258 Tehama Logging clearcut area (at least 15 yrs. old) ca 75 ft e of Hwy. 32 and 31.7 mi n of its jct. with Hwy. 99. 1219 Comment
  JEPS121164  Polanisia dodecandra subsp. trachysperma Lowell Ahart 2013-8-2 18992 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS127140  Polanisia dodecandra subsp. trachysperma Lowell Ahart, John Dittes 2016-8-25 21305 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  SD257352  Polygala cornuta James R. Shevock 2195 Tehama Beside Highway 32, south of Lassen National Park. 914 Comment
  JEPS115382  Polygonum arenastrum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16321 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CHSC105504  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
  CHSC54109  Polygonum bidwelliae Vernon H. Oswald 1991-5-20 4600 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  HSC1780  Polygonum bidwelliae Larry Berti 1969-5-9 85 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS94339  Polygonum bidwelliae Vernon H. Oswald and Lowell Ahart 1997-5-14 8453 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 19.5 mi s of Plum Creek Road); Ponderosa Way 725 Comment
  JEPS96725  Polygonum bidwelliae Dean W. Taylor 1997-5-30 16015 Tehama Highway 36 about 6 miles East of Paynes Creek; on flank near summit of broad hill 3090 located about 2 miles East of the junction with Ponderosa Way 929 Comment
  UC465750  Polygonum bidwelliae Mrs. C. M. Wilder 1912-6-16 Tehama foothills e Tehama Comment
  CHSC102447  Polygonum bolanderi L. P. Janeway 2009-6-21 9818 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  UC1046657  Polygonum bolanderi R. A. Manning 1954-4-22 9 Tehama 1 mi se Dewitt Peak; Quadrangle 33-C-2 579 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
  CAS-BOT-BC414608  Polygonum douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9820 Tehama Government Flat Comment
  CAS-BOT-BC414609  Polygonum douglasii John Thomas Howell 1960-8-20 36214 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC414607  Polygonum douglasii P. A. Munz 1951-7-25 16891 Tehama Square Lake, north face of South Yolla Bolly Mts. 2133 Comment
  UCD100267  Polygonum douglasii John M. Tucker 1959-7-19 3570 Tehama Tehama Co.; Beside the trail to Square Lake and ca. 1 1/2 miles east of the lake, northeast side of South Yolla Bolly Mountain. 2103 Comment
  CHSC102803  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16322 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CHSC94546  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-9-9 13265 Tehama On dry bare rocky soil, dry open flat, about 30 yards east of Colby Creek, about 120 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS117396  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake 1475 Comment
  UC850390  Polygonum douglasii subsp. spergulariiforme Alice Eastwood Aug 22 1912-Aug 26 1912 1795 Tehama trail from Morgan's Spring to Sulphur Works; Lassen Butte Region Comment
  CDA2786  Polygonum hydropiper L. Ahart, J. Dittes 2003-9-17 10589 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  UC1606435  Polygonum hydropiper Barbara Ertter 1993-11-8 12297 Tehama at Hwy 99 n Vina; Deer Creek Comment
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Jul 16 2009
  JEPS127110  Polygonum minimum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21363 Tehama About 50 yards south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  CAS-BOT-BC418530  Polygonum minimum John Thomas Howell 1960-8-18 36098 Tehama Lassen Volcanic National Park. Sulphur Works Checking [Entrance] Station 2011 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
  CHSC64742  Polypogon interruptus Vernon H. Oswald; Lowell Ahart 1995-5-16 6736 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. On the edge of Inks Creek Rd. 213 Comment
  CHSC66065  Polypogon interruptus Vernon H. Oswald; Lowell Ahart 1996-5-6 7520 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at this location. 124 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
  JEPS113163  Polypogon maritimus Lowell Ahart 2007-5-8 13756 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
  JEPS88117  Polypogon maritimus Vernon H. Oswald and Lowell Ahart 1996-4-29 7498 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., ca. 0.3 mi. e. of the w. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC64744  Polypogon monspeliensis Vernon H. Oswald 1995-5-2 6702 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 Inks Creek Rd. near the w boundary. 213 Comment
  CHSC80724  Polypogon monspeliensis Lowell Ahart 2001-6-8 8804 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC84304  Polypogon monspeliensis Lowell Ahart; John Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC116674  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Joseephine Guardino 2016-2-11 20698 Tehama Neer the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  JEPS75796  Polystichum lonchitis Todd and Virginia Keeler-Wolf 1974-6-6 575 Tehama 1/4 mi w Pettijohn Basin; Yolla Bolly Mts. 1920 Comment
  JEPS101403  Porterella carnosula Dean W. Taylor 1997-7-24 16162 Tehama Dry Lake; Lassen National Forest 1813 Comment
  JEPS85647  Potamogeton crispus L. R. Heckard and P. Rubtzoff 1971-7-31 2681 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  CHSC66130  Potamogeton diversifolius Vernon H. Oswald; Lowell Ahart 1996-4-29 7483 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. Nw of Corning. In the farm pond on the S boundary. 105 Comment
  SEINET11663319  Potamogeton diversifolius Unknown 1982-1 521 Tehama Nature Conservancy Vina Plains Preserve 62 Comment
  HSC102787  Potamogeton natans L. Ahart, Josephine Guardino 2009-9-6 16361 Tehama Gurnsey Creek; about 6.5 air miles SE of Mineral, ~0.75 mi. SW of the intersection of Hwy. 36 and Paynes Creek Road, 1479 Comment
  SBBG128037  Potamogeton natans L. Ahart, J. Dittes 2010-7-17 16843 Tehama pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  SEINET10880400  Potamogeton nodosus Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7072 Tehama Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Forming large colonies in deeper water in the marshy borrow pit on the E side of Manton Rd. Upper leaves floating, lower leaves submerged; inflorescence emersed. Comment
  JEPS66420  Potamogeton pusillus L. R. Heckard and P. Rubtzoff 1971-7-31 2682 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  CHSC48863  Potentilla millefolia Vernon Oswald 1984-6-7 1265 Tehama Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  UCD113964  Poteridium annuum P. B. Kennedy 1928-5-7 s.n. Tehama 9 miles from Red Bluff, F. Lessiere Ranch. Comment
  JEPS123956  Poterium sanguisorba Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20412 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  JEPS62499  Prunella vulgaris var. lanceolata Jos. Grinnell 1925-7-29 Tehama Mineral Comment
  JEPS94492  Prunella vulgaris var. lanceolata Vernon Oswald and Lowell Ahart 1997-7-7 8706 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CAS-BOT-BC163064  Prunus emarginata John Thomas Howell 1960-8-21 36310 Tehama Rocky slope 1/2 mi. se. of Sulphur Works - Lassen Volcanic National Park 2133 Comment
  HSC75362  Prunus emarginata J. O. Sawyer, K. A. Sawyer 1980-6-18 3457 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  RSA123634  Prunus emarginata G. D. Barbe 1955-7-16 198 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2317 Comment
  CHSC59170  Pseudognaphalium luteoalbum Vernon H. Oswald 1992-9-29 5225 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  JEPS51112  Pseudostellaria jamesiana Joseph Grinnell 1925-6-15 Tehama Mineral 1493 Comment
  UC1001341  Pseudostellaria jamesiana Louise Kellogg 1952-7-18 88 Tehama directly south South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge.); North Coast Ranges, Mendocino National Forest 2133 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
  RSA478139  Pseudostellaria jamesiana Bonnie C. Templeton 1960-6-14 8490 Tehama Near Mineral Comment
  RSA67186  Pseudostellaria jamesiana P. A. Munz 1951-7-25 16859 Tehama 1.5 miles E of Square Lake. 2134 Comment
  UC1245159  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama ca 1 mi e Square Lake (beside trail, n side of South Yolla Bolly Mountain); n side of South Yolla Bolly Mountain, e of Square Lake 2133 Comment
  RSA123551  Pseudotsuga menziesii G. D. Barbe 1955-7-17 211 Tehama On the county road to Oven Lid at the sign Sommerset (sic) 3/4 1890 Comment
  CHSC102694  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16309 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC61958  Psilocarphus oregonus L. P. Janeway; Robin Fallscheer 1993-5-29 4361 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC64601  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools. 213 Comment
  CAS-BOT-BC148615  Ptelea crenulata A. A. Heller 1924-5-11 13857 Tehama On the bank of a stream west of Payne's Creek on the Red Bluff Susanville Highway Comment
  CHSC102479  Ptelea crenulata L. P. Janeway; B. Castro 2009-4-25 9778 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC54017  Ptelea crenulata Vernon H. Oswald; Lowell Ahart 1991-5-9 4563 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 mi north-northeast of Red Bluff. 106 Comment
  CHSC66056  Ptelea crenulata Vernon H. Oswald; Lowell Ahart 1996-5-6 7530 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff 152 Comment
  JEPS88284  Ptelea crenulata Vernon H. Oswald and Lowell Ahart 1996-5-6 7530 Tehama ne of Red Bluff (BLM parcel along Hwy 36, slope above Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 152 Comment
  RSA767837  Ptelea crenulata L. Ahart, John Dittes 2010-7-17 16881 Tehama North-aspect on south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 773 Comment
  UCD117076  Ptelea crenulata T. I. Storer 1931-5-21 2247 Tehama Paynes Creek. Comment
  JEPS102793  Pterostegia drymarioides Lowell Ahart 2001-6-8 8811 Tehama On the east side of road M2, about 9 miles west of Paskenta. 777 Comment
  JEPS94181  Pterostegia drymarioides Vernon Oswald and Lowell Ahart 1998-4-21 8931 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 609 Comment
  CHSC108067  Pycnanthemum californicum B. Castro; L. P. Janeway 2000-6-11 1289 Tehama High North Coast Ranges. NE-facing slope just N of Raglin Ridge Rd, at Twin Springs; near the top of Raglin Ridge. 1249 Comment
  JEPS19280  Pycnanthemum californicum F. P. Cronemiller 1923-1 826 Tehama Maxim Cabin California National Forest [now Mendocino National Forest] (California National Forest [now Mendocino National Forest], sw Tehama Cabin) Comment
  HSC70178  Pyrola aphylla Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  HSC75050  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-22 10041 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  CAS-BOT-BC462808  Pyrola dentata Alice Eastwood; John Thomas Howell 1941-7-9 9765 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC77340  Quercus berberidifolia L. P. Janeway; B. Castro, Caroline Warren 1999-5-4 6415 Tehama Vicinity of North Fork Stony Creek; Round Valley Road, and Newville Road (Garland Road). 31 Comment
  UC1052827  Quercus chrysolepis J. I. Mallory 1956-6-5 142 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, Quad. 33B3) 594 Comment
  CDA20385  Quercus chrysolepis var. chrysolepis P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36, W of Lassen Park turnoff. 1274 Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  UC1135442  Quercus douglasii P. L. Johannsen 1936-9-10 1007 Tehama 1 mi ene junction Smoky Creek and Deer Creek; Paynes Creek Quad. 883 Comment
  CHSC32804  Quercus durata James Jokerst 1980-6-18 897 Tehama North Coast Range. Near Mud Flat. 852 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
  CDA21919  Quercus garryana var. breweri G. D. Barbe 1975-10-24 2099 Tehama On Plum Creek Road, 4.5 miles (7.2 km) southeast of Paynes Creek (Highway 36). 0 Comment
  UCD46162  Quercus garryana var. breweri P. C. Everett; E. K. Balls 1954-10-16 20322 Tehama 5 mi. s. of Government Flat along Tehama-Mendocino CO. line, road from Paskenta to Covelo, Tehama County. 1920 Comment
  UC1052829  Quercus kelloggii J. I. Mallory 1956-6-5 137 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, e side Tehama County) 594 Comment
  CAS-BOT-BC105127  Quercus kelloggii John Thomas Howell 1960-8-21 36293 Tehama Between Morgan and Morgan Summit 1676 Comment
  SEINET10431772  Quercus kelloggii Unknown 1956-4-27 s.n. Tehama CA Hwy 36, 35 miles E of Red Bluff. 610 Comment
  UCD19574  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mile west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road. 1554 Comment
  UC1731690  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama e slope of mt. near Plumas County line (in head of unnamed creek draining into Spencer Meadow, Reading Peak 7 1/2' USGS quadrangle); Mt. Conard 2392 Comment
  POM303616  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  RSA21528  Ranunculus alismifolius var. alismellus Carl B. Wolf 1937-5-17 8714 Tehama Northern Sierra Nevada, Red bluff Susanville Road, Mineral. 1524 Comment
  HSC81283  Ranunculus alismifolius var. lemmonii Richard Spjut 1981-5-4 6635 Tehama Near Childs Meadows, 50-60 mi. E of Red Bluff on Hwy. 36 1448 Comment
  CHSC48829  Ranunculus aquatilis var. diffusus Vernon Oswald 1983-7-26 922 Tehama Calif. Hwy 32, 1.0 mi s-w of its jct. with Calif. Hwy 36. Along the edge of North Fork of Deer Creek. Meadow. 1402 Comment
  JEPS88330  Ranunculus arvensis Vernon H. Oswald and Lowell Ahart 1996-3-20 7582 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Hog Lake Plateau, Cascade Range Foothills, at ne end of parcel); Hog Lake Plateau, Cascade Range Foothills 182 Comment
  CHSC80061  Ranunculus canus B. Castro; L. P. Janeway 2000-5-11 1157 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS96760  Ranunculus flammula Dean W. Taylor 1997-6-25 16092 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  SJSU10626  Ranunculus occidentalis R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral 914 Comment
  UCD96946  Ranunculus occidentalis J. M. Tucker 1951-6-28 2156 Tehama Ca. 500 feet lower than summit, east side of Anthony Peak. 1950 Comment
  CHSC33158  Ranunculus sceleratus J. D. Jokerst 1981-4-21 1313 Tehama Wurlitzer Ranch, S edge of Tehama County, 100 m N of Barber Lane, 1.25 mi E of its junction with Meridian Road. Comment
  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
  CHSC65917  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1996-4-15 7385 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. At the W boundary ca. 0.1 mi S of Gyle Rd. 103 Comment
  CAS-BOT-BC55830  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  CHSC77370  Rhamnus ilicifolia L. P. Janeway; B. Castro 1999-5-11 6420 Tehama Vicinity of Rocky Ridge and Williams Butte. 286 Comment
  JEPS41984  Rhamnus rubra W. L. Jepson 1927-6-24 12324 Tehama near Morgan Springs 1584 Comment
  CHSC79079  Rhamnus tomentella subsp. crassifolia L. P. Janeway 2000-6-30 6861 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  CHSC88569  Rhamnus tomentella subsp. crassifolia L. P. Janeway 2001-6-10 7135 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  UC420723  Rhamnus tomentella subsp. tomentella unknown 1911-5-10 Tehama Red Bluff Lassen National Forest Comment
  CHSC101182  Rhus aromatica L. P. Janeway 2009-3-28 9689 Tehama Cascade Range Foothills. Tehama Wildlife Area; around a rustic campsite at the Powerline Road ford of Little Grapevine Creek. Small flat on north side of the creek. 462 Comment
  RSA123552  Ribes binominatum G. D. Barbe 1955-7-16 171 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  JEPS75807  Ribes lacustre Todd and Virginia Keeler-Wolf 1974-7-6 573 Tehama 1/4 mi nw Pettyjohn Basin; Yolla Bolly Mountains 1920 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
  CHSC56300  Ribes nevadense K. R. Stern 1986-5-21 8279 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CAS-BOT-BC168813  Ribes viscosissimum John Thomas Howell; Alice Eastwood 1941-7-9 9828 Tehama Near Government Flat Comment
  CAS-BOT-BC362944  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-14 9400 Tehama Between Mineral and Paynes Creek Comment
  CHSC64602  Rigiopappus leptocladus Vernon H. Oswald; Lowell Ahart 1995-4-17 6669 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w wall of the borrow pit. 213 Comment
  JEPS105904  Rigiopappus leptocladus Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10743 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
  JEPS34847  Rigiopappus leptocladus W. L. Jepson 1899-4-27 Tehama Stivers' Ranch Comment
  JEPS30391  Rigiopappus leptocladus Peter H. Raven Tehama Comment
  UC2031488  Rorippa curvisiliqua Barbara Ertter with Brad Olson 1991-7-6 10385 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
  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
  CHSC81302  Rosa californica Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 Comment
  CHSC65430  Rosa gymnocarpa Vernon Oswald 1985-6-10 1822 Tehama W side of Hwy 32 at Chico Creek. 1048 Comment
  CHSC68597  Rosa gymnocarpa Vernon H. Oswald; Lowell Ahart 1997-5-14 8441 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. Roadside bank. 975 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
  CHSC86546  Rosa spithamea L. P. Janeway 2003-6-14 7846 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
  RSA93465  Rostraria cristata Milo S. Baker, H. K. Wagnon 1953-5-31 12711 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  CHSC80397  Rotala ramosior Caroline Warren; Heidi West, Julie Cunningham 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 198 Comment
  JEPS126579  Rubus Lowell Ahart, John Dittes 2016-6-22 21036 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS94508  Rudbeckia occidentalis Vernon Oswald and Lowell Ahart 1997-7-7 8702 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CHSC117175  Rumex acetosella Lowell Ahart; John Dittes 2016-6-22 21037 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  CHSC117642  Rumex californicus Lowell Ahart; John Dittes 2016-8-25 21313 Tehama About the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC87908  Rumex crispus Lowell Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  CAS-BOT-BC421607  Rumex crispus John Thomas Howell 1960-8-20 36262 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC81288  Rumex salicifolius var. denticulatus Caroline Warren; Jean Witzman, Beth Hendrickson 1999-6-24 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 Comment
  JEPS104324  Rumex salicifolius var. denticulatus Lowell Ahart 2003-6-11 10253 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  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
  CHSC95129  Rupertia hallii L. P. Janeway 2006-8-20 8858 Tehama High Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Southeast-facing slope. 1253 Comment
  JEPS100890  Rupertia hallii Dean W. Taylor 1997-6-6 16028 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 990 Comment
  RSA718040  Rupertia hallii R. D. Fischer 2005-9-10 0849 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. 1524 Comment
  JEPS103307  Sagina apetala Lowell Ahart 2002-4-27 9550 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
  JEPS105892  Sagina apetala Lowell Ahart 2004-4-29 10794 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  JEPS51057  Sagina apetala W. L. Jepson 1934-5-5 16629 Tehama hillside near schoolhouse Dry Creek; school on Dry Creek, w Tehama Co Comment
  CHSC65727  Sagina decumbens subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1996-4-3 7313 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the edges of the dirt lane along the W side of the parcel, just N of the intermittent stream. 106 Comment
  CHSC79281  Sagina decumbens subsp. occidentalis B. Castro; L. P. Janeway 2000-4-4 1083 Tehama Vicinity of Orland, W of Highway I-5, among 'hummocky' rolling hills just N of Rice Creek. 118 Comment
  CHSC66582  Sagittaria sanfordii Vernon H. Oswald; Lowell Ahart 1996-7-8 7977 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In Hog Lake (collected in ca. 3 dm of water on the NE side). 265 Comment
  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
  POM209491  Salix exigua Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 652 Tehama Payne Creek. 13 miles E of Red Bluff. Comment
  JEPS123924  Salix exigua var. exigua Lowell Ahart, John Dittes 2015-8-6 20512 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UC1303036  Salix exigua var. hindsiana A. A. Heller 1926-4-23 13927 Tehama banks of Sacramento R. at Squaw Hill bridge Comment
  LA208673  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  UC481989  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 372 Tehama 1.7 km. w Mineral (S. Fork Battle Creek); ; <Note on written label: Mill Cr.> 1500 Comment
  POM209493  Salix gooddingii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 650 Tehama Red Bluff. Comment
  POM182028  Salix hookeriana Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km E of Red Bluff 300 Comment
  UCD111011  Salix hookeriana C. R. Ball; Mrs. H. P. Bracelin and Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff. 300 Comment
  UCD111089  Salix jepsonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Highway 8.9 miles from Mineral. Lassen Volcanic National Park. 2011 Comment
  JEPS38401  Salix laevigata W. L. Jepson 1899-4-27 18 s-A Tehama Salt Creek Comment
  JEPS38402  Salix laevigata W. L. Jepson 1899-4-27 18 s Tehama Salt Creek Comment
  POM209492  Salix laevigata Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 651 Tehama Red Bluff. Comment
  UC525953  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 664 Tehama 1.7 mi. n.e. Mineral (N. Fork Battle R.); N. Fork Battle R. 1524 Comment
  CAS-BOT-BC128069  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; C. R. Ball; Beryl Kautz 1931-5-30 373 Tehama South Fork of Battle Creek, 1.7 kmk. west of Mineral 1500 Comment
  JEPS123985  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-6 20509 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mountain, 10.41 air miles south of Lassen Peak. Comment
  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-BC124920  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124924  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124931  Salix lemmonii A. A. Heller 1928-5-30 14590 Tehama meadow at Mineral 1524 Comment
  CAS-BOT-BC124940  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  LA208885  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen hwy, 8 mi NE of Mineral 1981 Comment
  LA208894  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama Sierra Nevada, S Fork of Battle Creek, 2 km E of Mineral 1500.0 Comment
  POM209537  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway. 8 miles NE of Mineral. 2043 Comment
  POM362832  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG27427  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  SJSU159  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  SJSU168  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
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Jul 21 2009
  SJSU228  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 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
  UC482327  Salix lemmonii Ball, Bracelin and Kautz 1931-5-31 392 Tehama 15 km. n.e. Mineral (on Lassen Hwy.) 2000 Comment
  UC525911  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 686 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  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
  UC525929  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  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
  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
  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
  CHSC9565  Salix nigra E. L. Smith 1971-4-8 939 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  CAS-BOT-BC129100  Salix scouleriana John Thomas Howell 1960-8-18 36043 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  JEPS62655  Salvia columbariae W. L. Jepson 1899-4-25 14942 Tehama Rosewood Comment
  HSC96803  Salvia columbariae J. Carey, A. Hong, J. Leffingwell 1995-4-22 60 Tehama 9 mi. E on Hwy. 36 from its jct. with Rd. A16 457 Comment
  HSC73427  Salvia sonomensis S. R. Ahrens, L. Sieburth, B. Potter 1981-5-10 27 Tehama 671 Comment
  HSC90066  Salvia sonomensis Sam Stroich, Jr., Rolf Miller, Brian Pereira 1990-3-31 6 Tehama Tedoc Rd. 1 mi. S of hwy. 36, 2 mi. E of Tehama-Shasta Co. line 610 Comment
  CHSC64704  Sambucus mexicana Vernon H. Oswald 1995-5-2 6708 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy 36, ca. 14 mi NE of Red Bluff. 225 Comment
  HSC19730  Sanguisorba annua Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  JEPS238  Sanicula bipinnatifida Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC55176  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC79645  Sanicula crassicaulis L. P. Janeway; B. Castro 2000-4-21 6674 Tehama High Cascade Range. North side of Mill Creek at Black Rock Campground, 0.3 km west of Black Rock and Ponderosa Way. 640 Comment
  CDA38522  Sanicula crassicaulis J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  UC923149  Sanicula graveolens Freed W. Hoffman 1950-7-6 3264 Tehama about 1 mi ne of White Rock Guard Station (near Trinity-Tehama County boundary) Comment
  RSA67456  Sanicula graveolens P. A. Munz 1951-7-18 16660 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC102246  Sanicula tuberosa L. P. Janeway; B. Castro 2009-4-25 9739 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  HSC21642  Sanicula tuberosa John Heywood, D. H. Norris 1968-3-31 1911 Tehama Hwy. 36, 17 mi. E of Shasta County line Comment
  JEPS97476  Saxifraga californica Vernon H. Oswald and L. Ahart 1995-2-22 6488 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 26, 660 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 201 Comment
  UCD80551  Schedonorus arundinaceus CNPS SN Foothill Team 2005-6-15 SNNR 0250 a Tehama CDFG Tehama Wildlife Area, above Antelope Creek. 282 Comment
  CAS-BOT-BC283620  Schedonorus pratensis John Thomas Howell 1960-8-20 36248 Tehama Morgan 1463 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
  CHSC61117  Schoenoplectus heterochaetus Vernon H. Oswald 1993-7-14 5688 Tehama Wilson Lake located N of Hwy. 36 ca. 9 mi. (air) E of Mineral. NW edge of the lake. 1606 Comment
  CHSC77807  Schoenoplectus pungens B. Castro; H. West 1999-6-1 940 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 196 Comment
  CHSC60452  Scirpus diffusus Mary Ann Showers 1992-6-26 2575 Tehama Lassen Volcanic National Park. Above canyon bottom east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CHSC60453  Scirpus microcarpus Mary Ann Showers 1992-6-26 2594 Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC66890  Scirpus microcarpus Vernon H. Oswald; Lowell Ahart 1996-9-4 8264 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
  RSA105320  Scirpus microcarpus G. D. Barbe 1955-7-19 222 Tehama Rocky Cabin Spring, west Tehama County 1890 Comment
  CHSC88523  Scleranthus annuus subsp. annuus Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CAS-BOT-BC243493  Scribneria bolanderi Milo Baker; Keith Wagnon 1953-6-1 s.n. Tehama 7 miles west of Paskenta Comment
  UC1002661  Scutellaria antirrhinoides Milo S. Baker and H. K. Wagnon 1954-7-11 13022 Tehama [6.1] mi above Whitlock Camp (e side of County road) 1828 Comment
  UCD125673  Scutellaria antirrhinoides J. M. Tucker 1959-7-19 3566 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  UC1713625  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UC1950255  Scutellaria californica Barbara Ertter with Brad Olson 1991-7-6 10449 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E of Forest Glade/Three Prong jct, ca 28 airmiles W of Corning, E side Tatham Ridge overlooking valley Comment
  CHSC86806  Scutellaria siphocampyloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  CHSC89843  Scutellaria siphocampyloides Shirley Innecken; B. Castro 2001-6-8 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 298 Comment
  JEPS3558  Scutellaria siphocampyloides Milo S. Baker and H. K. Wagnon 1953-5-31 12693 Tehama w of Paskenta (near a source of winter streamlet flowing past 5 mi post on logging road, West Tehama County) Comment
  CDA41036  Scutellaria siphocampyloides L. Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC40727  Sedella pumila Pauleen Broyles 1982-4-23 459 Tehama Just s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 70 Comment
  CAS-BOT-BC417757  Sedella pumila R. C. Barneby; J. T. Howell 1954-5-14 11480 Tehama 9 miles E of Paynes Creek 1005 Comment
  CAS-BOT-BC417758  Sedella pumila Doris Kildale Gillespie 1930-5-9 9283 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  CAS-BOT-BC417759  Sedella pumila E. L. Dietz, Jr. 1969-4-30 s.n. Tehama Hwy 99E, E of Vina Comment
  UCD101994  Sedella pumila James P. Smith; John Sawyer 1971-5-22 4653 Tehama 14.5 miles west of Mineral, on CA-36. Comment
  SFV17877  Sedum spathulifolium J. D. Dilley 1998-7-16 372 Tehama Sierra Nevada Alder Creek, 18 miles southwest of Chester on State Route 32. 1189 Comment
  CAS-BOT-BC64159  Sedum spathulifolium D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 41 Tehama On hwy 36 at the intersection with Beegum Creek. 0.1 mi. upstream from bridge crossing. N face outcropping Comment
  HSC78631  Selaginella hansenii L. P. Janeway 1984-9-18 1160 Tehama Above Mill Creek, near Black Rock 793 Comment
  CAS-BOT-BC363436  Senecio aronicoides Mrs. Jos. Clemens 1920-7-30 1 Tehama Mineral Comment
  CHSC105989  Senecio aronicoides B. Castro; L. P. Janeway 2000-4-22 1098 Tehama High Cascade range. Along Ponderosa Way near top of Middle Ridge, N of and overlooking South Fork Antelope Creek and Black Butte. Along edge of old jeep road. 315 Comment
  CHSC59694  Senecio aronicoides L. V. Ritter 1969-6-15 351 Tehama 0.4 mi w of Soda Spring Campground 200 yds s of Hwy. 32. Comment
  JEPS13948  Senecio aronicoides Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1956-7-17 5349 Tehama 19.5 mi n Paskenta (just e of summit of ridge at Post Pile Camp); Mendocino National Forest 1948 Comment
  UC1299447  Senecio aronicoides Freed W. Hoffman 1947-6-23 1639 Tehama Government Flat North Coast Ranges, Government Flat (Western Tehama County) Comment
  UC1010369  Senecio aronicoides Milo S. Baker and H. K. Wagnon 1953-7-11 12841 Tehama 3 mi above Whitlock Camp; West Tehama County 1524 Comment
  UC726175  Senecio aronicoides A. A. Heller 1936-6-19 Tehama e Childs Meadows Comment
  CHSC78237  Senecio eurycephalus var. eurycephalus Vernon H. Oswald 2000-5-17 9918 Tehama Lanes Valley Rd. 1.3 mi north of Hwy. 36. 566 Comment
  UCR119003  Senecio hydrophilus Beecher Crampton 1966-6-28 7772 Tehama West end Sacramento River Valley., 6 miles WSW of Paskenta (direct line), ridge between Hatchfield and Lake Hollow, Sheldon Jeffers Ranch. Spring above Lake Hollow. 457 Comment
  CAS-BOT-BC341226  Senecio scorzonella Alice Eastwood 1912-8-22 1830 a Tehama Trail from Morgans Sprgs, Lassen Butte Region Comment
  RSA0012471  Senecio serra var. serra Henry J. Ramsey, Henry J. Ramsey 1938-7-31 290 Tehama Mineral King. Comment
  CHSC68936  Senecio triangularis Vernon Oswald; Lowell Ahart 1997-7-7 8703 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along streamlets. 1188 Comment
  CHSC102481  Senecio vulgaris L. P. Janeway 2009-3-28 9663 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC117709  Sesbania punicea Lowell Ahart; John Dittes 2016-8-24 21270 Tehama About 40 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC66590  Setaria sphacelata Vernon H. Oswald; Lowell Ahart 1996-7-8 7989 Tehama Cascade Range Foothills. Hwy. 36 NE of Red Bluff near Hog Lake. On the E side of Hwy. 36 ca. 0.7 mi SW of the parking lot at Hog Lake Plateau. 274 Comment
  CHSC41008  Sidalcea diploscypha Pauleen Broyles 1982-5-6 929 Tehama The Conservancy Vina Plains Preserve. Ca .5 km s of Lassen Road in central pasture. 66 Comment
  UCD21116  Sidalcea diploscypha Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 292 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW003. UTMs 10S0585065; 4416138. Comment
  SEINET7929956  Sidalcea diploscypha F. P. Cronemiller 1924-5-20 884 Tehama California NF; Barker Camp;; 0 1158 Comment
  JEPS50090  Sidalcea hirsuta S. A. Long 1938-5-16 Tehama low spots along the road between Red Bluff and Henleyville (about 10 mi ssw of Red Bluff); sw of Red Bluff Comment
  JEPS97971  Sidalcea malviflora subsp. asprella K. Andreasen 1998-6-29 275 Tehama Hwy 36, 0.5 mi from Crane Creek Comment
  JEPS110316  Sidalcea oregana subsp. spicata Lowell Ahart 2006-7-25 13079 Tehama In a small meadow on the west side of the road, near Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  UC871506  Sidalcea oregana subsp. spicata Alice Eastwood Aug 22 1912-Aug 26 1912 1888 Tehama Morgans Springs Lassen Butte Region, Morgans Springs Comment
  CHSC68581  Silene antirrhina Vernon H. Oswald; Lowell Ahart 1997-5-14 8458 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) at Moak Trailhead. On the east side of the road. 1121 Comment
  RSA97938  Silene antirrhina Beecher Crampton 1953-4-29 1166 Tehama 4 milies S of Dales. Comment
  CAS-BOT-BC136292  Silene douglasii John Thomas Howell 1960-8-19 36138 Tehama Brokeoff Mt. Trail 2438 Comment
  CHSC40718  Silene gallica Pauleen Broyles 1983-4-24 913 Tehama The Nature Conservancy Vina Plains Preserve. Area se of barn. 60 Comment
  CHSC64705  Silene gallica Vernon H. Oswald; Lowell Ahart 1995-5-16 6738 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. On the edge of Inks Creek Rd. 213 Comment
  HSC75358  Silene lemmonii J. O. Sawyer 1980-6-20 3570 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  UC1299506  Silene lemmonii Freed W. Hoffman 1950-7-3 3714 Tehama 1 mi ne White Rock Guard Station (western Tehama County); North Coast Ranges, ne of White Rock Guard Station Comment
  CAS-BOT-BC389282  Silene lemmonii Mrs. H. C. Cantelow 1938-7-5 2416 Tehama 5.5 mi. s.w. of Jct. Hy 32. Deer Creek-Loma-Chico from Chester 1280 Comment
  CHSC39023  Silene occidentalis subsp. longistipitata R. M. Austin 1896-7-1 102 Tehama Colby. Comment
  UCD80174  Sisymbrium officinale CNPS SN Foothill Team 2005-5-10 SNFN 0163 a Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  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
  JEPS104127  Smilax californica Lowell Ahart 2003-6-11 10271 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
  CHSC82314  Solanum parishii Lowell Ahart 2002-4-27 9561 Tehama On the side of a wash, on the north side of Road M2, about 50 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CAS-BOT-BC157517  Solanum umbelliferum A. Eastwood; J. T. Howell 1941-7-9 9714 Tehama Log Spring Ridge between Log Spring and Government Flat 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-BC157518  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles w. of Payne's Creek Comment
  POM226894  Solanum umbelliferum R. C. Bacigalupi 1934-5-29 2408 Tehama Along Covelo-Paskenta road, between Eel River Ranger Station and Low Gap Ranger Station, Mendocino Nat. Forest, about 17 miles east of Covelo. Comment
  CHSC72405  Solidago velutina subsp. californica Vernon H. Oswald; Lowell Ahart 1998-10-27 9682 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. On bank of intermittent streamlet in the gulch. 548 Comment
  CHSC77549  Solidago velutina subsp. californica Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 304 Comment
  JEPS105932  Solidago velutina subsp. californica Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 671 Comment
  JEPS32434  Solidago velutina subsp. californica W. L. Jepson 1929-9-30 15333 Tehama Manton 426 Comment
  JEPS88348  Soliva sessilis Vernon H. Oswald and Lowell Ahart 1996-4-15 7374 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (along pipeline ca. 0.1 mi n of the s boundary, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC90414  Sonchus asper Niall McCarten; Roxanne Bittman 1986-6-14 5330 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. Comment
  JEPS88586  Sonchus asper Vernon H. Oswald and Lowell Ahart 1996-5-27 7642 Tehama CDFG parcel on s side of Gyle Road sw Corning (nw side of Valley, along edge of creek 0.4 mi e of w boundary of reserve); Sacramento Valley, Thomes Creek Ecological Reserve 91 Comment
  JEPS104138  Sonchus asper subsp. asper Lowell Ahart 2003-6-11 10237 Tehama On the w edges 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
  CHSC117577  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21369 Tehama On the north side of a poor dirt road, about 100 yards east of Highwy 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC4411  Sorghum halepense 1966-5-14 Tehama Along roadside about 2 mi ne of Corning. Comment
  CHSC64932  Sorghum halepense Vernon H. Oswald; Lowell Ahart 1995-6-13 6871 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. (collected ca. 0.2 mi s of Inks Creek Rd.). 207 Comment
  JEPS104453  Spartium junceum Lowell Ahart 2003-6-11 10242 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC113261  Spergularia rubra Lowell Ahart; John Dittes 2014-5-16 19478 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC117747  Spergularia rubra Lowell Ahart; John Dittes 2016-8-25 21275 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
  CHSC40720  Spergularia rubra Pauleen Broyles 1982-6-2 692 Tehama The Nature Conservancy Vina Plains Preserve. S of barn. 60 Comment
  CAS-BOT-BC390656  Spergularia rubra Milo S. Baker 1955-6-25 13055 Tehama West of Paskenta in Mend. Nat. Forest above Whittock Camp. Near Post Pile Camp, West Tehama Co. 1828 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  JEPS115576  Stachys ajugoides var. rigida Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16316 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
  JEPS118714  Stachys ajugoides var. rigida B. Castro and L. P. Janeway 1999-8-22 1034 A Tehama High North Coast Ranges. Unnamed but mapped spring 0.4 mi NW of Govt. Flat and 0.3 mi NE of Uhl Peak. Mendocino Pass 7.5' quad. Comment
  SFV17849  Stachys ajugoides var. rigida J. M. Tucker 1959-7-19 3571 Tehama North Coast Ranges North side of South Yolla Bolly Mountain, upper (south) side of Square Lake. 2119 Comment
  UC1950254  Stachys ajugoides var. rigida Barbara Ertter 1991-9-2 10771 Tehama head of Grindstone Creek on E side of Anthony Peak ca 16 airmiles E of Covelo, 0.3 mi S of Rt M2 to Hammerhorn Mt on Rt M4 (jct at Government Flat) Comment
  JEPS94494  Stellaria crispa Vernon Oswald and Lowell Ahart 1997-7-7 8695 Tehama Forest Route 35 at Cedar Creek near the ne corner of Yolla Bolly Middle Eel Wilderness; Forest Route 35 at Cedar Creek 1066 Comment
  JEPS102486  Stellaria nitens Vernon H. Oswald 2001-5-7 10022 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  JEPS110314  Stellaria obtusa Lowell Ahart 2006-7-25 13073 Tehama South side of a large meadow with bogs, along the poor trail (cow trail?), about 3/8 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1564 Comment
  JEPS94586  Stellaria obtusa Vernon Oswald and Lowell Ahart 1997-7-7 8713 Tehama Forest Route 35 at branch of creek ca. 0.4 mi w Rat Trap Gap (n side of Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  CHSC65729  Stellaria pallida Vernon H. Oswald; Lowell Ahart 1996-4-3 7308 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bank of the intermittent stream ca. 0.3 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC84427  Stellaria umbellata Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10529 Tehama Meadow edge, about 80 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CHSC81222  Stephanomeria virgata subsp. pleurocarpa Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA0119056  Stephanomeria virgata subsp. pleurocarpa Lowell Ahart 2013-9-17 19043 Tehama Gravel bar on south side of Burris Creek, strand of Black Butte Reservoir, about 1/2 miles southwest of the Dam, about 1/2 miles (air) northwest of Orland. 136 Comment
  RSA768019  Stephanomeria virgata subsp. pleurocarpa L. Ahart, John Dittes 2010-7-19 16900 Tehama About 20 yards south of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  UCR119002  Stipa californica Beecher Crampton 1954-6-16 1993 Tehama Mendocino National Forest., Hawell Saddle, 0.25 mile west of Howell camp 1893 Comment
  UC1950140  Stipa lemmonii var. lemmonii Barbara Ertter 1990-5-12 8934 Tehama NW side of Dry Fork Creek NW of jct Hwy 36 and Rt A5 (Bowman Rd) ca 15 airmiles WNW of Red Bluff, on Reed property; grassy N-facing slopes Comment
  J