Search Results — 2000 specimen records retrieved (1623 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
  UCD70186  Acer negundo D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore forests (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 Comment
  CHSC44183  Achillea millefolium Vernon Oswald 1988-6-27 3524 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC61758  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1993-9-2 5905 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  CHSC110421  Achnatherum lemmonii David Isle 1990-6-1 1947 Tehama Mendocino National Forest. Glade N of Riley Cabin along Rd 25N51. MDBM. 1097 Comment
  CHSC88599  Achnatherum lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  JEPS110281  Achnatherum lemmonii Lowell Ahart 2006-7-19 13014 Tehama Meadow area west of the dirt road, just east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  SEINET245218 Image available Achnatherum lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama Along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UC1024348  Achnatherum lemmonii subsp. pubescens B. Crampton 1954-6-16 2000 Tehama w of Paskenta (Crane Mills main logging road); Round Mountain, Whitlock Camp 1219 Comment
  CHSC88878  Achnatherum nelsonii subsp. dorei L. P. Janeway; Robert F. C. Naczi 2004-7-24 8184 Tehama High Cascade Range. Humboldt Summit; gentle south-facing slope just off the top. 2018 Comment
  JEPS75784  Achnatherum nelsonii subsp. dorei Todd and Virginia Keeler-Wolf 1975-8-10 649 Tehama Howell's Camp Yolla Bolly Mountains, Howell's Camp 1905 Comment
  CHSC80709  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-6-16 8866 Tehama On north side of the dirt road, about 3 miles west of Hoghway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS28281  Achnatherum occidentale subsp. californicum George W. Gillett 1957-8-18 1096 Tehama 1/4 mi above Sulphur Works Checking Station (lower portion of Brokeoff Mt. Trail); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2103 Comment
  UC1021627  Achnatherum occidentale subsp. californicum J. I. Manning 1954-10-6 107 Tehama Hazen Flat Lassen National Forest, Quadrangle 33A-2 1706 Comment
  UCD51046  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1940-7-10 2944 Tehama 12 miles west of Payne's Creek. 1097 Comment
Read comments
Jul 17 2009
  JEPS76264  Achnatherum occidentale subsp. occidentale Todd Keeler-Wolf 1977-9-10 667 Tehama saddle between Mt. Linn and Pk. 7950 <ft?>; South Yolla Bolly Mtns.. 2346 Comment
  SEINET5585890  Achnatherum occidentale subsp. pubescens Gordon Leppig 1998-1 976 Tehama State Rt. 44 Shingletown rest area, one mile east of Shingletown Comment
  RSA718784  Achnatherum stillmanii L. P. Janeway 2006-6-25 8715 Tehama High Cascade Range. Along Cohasset Ridge and Cohasset Road about 8.1 air km north-northeast of Cohasset and 1.7 km north of Anderson Mill site. 1189 Comment
  UCD51413  Achnatherum stillmanii Dean W. Taylor 1976-7-7 6029 Tehama Highway 32 in canyon of Deer Cr. near Alder Cr. campground approx. 7.8 miles west of jct. with Highway 89. 1173 Comment
  SEINET10971201  Achyrachaena mollis Mary Susan Taylor 1975-4-18 Taylor 488 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  UCD128391  Achyrachaena mollis Joseph M. DiTomaso 1976-3-28 378 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC101053  Acmispon americanus var. americanus John Dittes; Josephine Guardino 2008-10-8 1546 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  SEINET957748  Acmispon brachycarpus C. B. Wolf 1937-1 8692 Tehama Northern Sierra Nevada Foothills, Red Bluff-Susanaville road, 4 1/2 mi. Below Payes creek P. O. 244 Comment
  UCD32607  Acmispon denticulatus Beecher Crampton 1954-6-16 1970 Tehama Tehama County, Mendocino National Forest, 0.5 miles northwest of Whiskey Saddle, along main logging road of Crane Mills Inc. 1438 Comment
  HSC82125  Acmispon nevadensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4904 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  JEPS124041  Acmispon nevadensis var. nevadensis Lowell Ahart, John Dittes 2015-8-5 20478 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
  CHSC79997  Acmispon rubriflorus L. P. Janeway; Gail Kuenster, B. Castro, Shirley Innecken 2000-5-24 6744 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 320 Comment
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Dec 3 2007
  CHSC86813  Acmispon wrangelianus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  JEPS60360  Aconitum columbianum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  UCD95393  Aconitum columbianum J. M. Tucker; L. K. Mann 1962-7-29 3633 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 Comment
  CHSC84393  Aconitum columbianum var. columbianum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10523 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS104448  Aconitum columbianum var. columbianum Lowell Ahart 2003-8-23 10523 Tehama Along the sides of a small streamlet, meadow, ca 80 yd se of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS123932  Aconogonon phytolaccifolium Lowell Ahart, John Dittes 2015-8-6 20494 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
  JEPS104134  Actaea rubra Lowell Ahart 2003-10-13 10631 Tehama On the south side of Willow Creek, ca 1/2 mi ne of Colby Mountain Lookout Rd where it crosses Willow Creek, ca 1 1/2 mi (air) sw of Humboldt Summit. 1693 Comment
  CHSC90426  Adenocaulon bicolor Niall McCarten; Roxanne Bittman 1986-6-14 5351 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  RSA724886  Agoseris glauca var. dasycephala L. Ahart 2006-8-15 13201 Tehama East of Colby Creek, west of poor dirt road, about 3/4 mile northwest of the Snowmoblie Area, about 1.25 miles (air) northwest of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  JEPS110087  Agoseris glauca var. glauca Lowell Ahart 2006-9-15 13201 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CAS-BOT-BC15444  Agoseris grandiflora var. grandiflora John Thomas Howell 1960-8-20 36210 Tehama near Morgan 1463 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
  JEPS124053  Agoseris monticola Lowell Ahart, John Dittes 2015-8-5 20428 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-BC13183  Agoseris monticola George W. Gillett 1957-8-13 1059 Tehama Lassen Volcanic National Park. Brokeoff Mountain, ca. 1.5 miles from Sulpher Works Checking Station near Brokeoff Trail 2286 Comment
  CAS-BOT-BC13190  Agoseris monticola Hans Leschke 1952-9-5 1866 Tehama Summit ridge of Mt. Conard [Conrad] 2468 Comment
  CAS-BOT-BC13335  Agoseris retrorsa Alice Eastwood; J. T. Howell 1941-7-9 9728 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC46205  Agrostis avenacea Mike Foster 1983-4-1 915 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  CAS-BOT-BC127396  Agrostis exarata W. B. Cooke; V. G. Cooke 1976-10-11 53550 Tehama Lassen Volcanic National Park. Lower Brokeoff Mountain trail. 2362 Comment
  CHSC66219  Agrostis exarata Vernon H. Oswald; Lowell Ahart 1996-6-3 7696 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the old bridge site. 103 Comment
  CHSC84264  Agrostis exarata Lowell Ahart; John Dittes 2003-6-11 10283 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
  CHSC66023  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1996-4-29 7468 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. 103 Comment
  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
  CHSC102633  Agrostis scabra Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16342 Tehama About 100 yards east 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
  JEPS116114  Agrostis scabra Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16342 Tehama About 100 yards east 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 ar 1493 Comment
  CHSC94567  Agrostis stolonifera Lowell Ahart 2006-9-9 13267 Tehama On the east bank of Colby Creek, about 150 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  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
  CHSC77403  Aira caryophyllea Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  RSA714637  Aira caryophyllea Daisie Huang 6041527 Tehama Hog Lake Plateau, Manton Rd. Flat open plateau near lake Volcanic Soil. Comment
  UCD55740  Aira caryophyllea A. A. Beetle 1942-5-19 3282 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. 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
  CHSC40495  Allium amplectens Pauleen Broyles 1982-4-23 446 Tehama Ca. 4.5 km e of irrigation ditch, The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC81327  Allium amplectens J. Trizzino 2001-4-17 30 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  SEINET7073572  Allium amplectens A. G. Vestal 1955-5-19 s.n. Tehama About 2.1 miles north of Paynes Creek Post Office. UTM Zone 10, 591541mE, 4468861mN. Coordinate datum: NAD27. Comment
  UC1010442  Allium amplectens Milo S. Baker and H. K. Wagnon 1953-5-31 12726 Tehama near 5 mi post on logging rd. w Paskenta Comment
  CAS-BOT-BC462232  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  RSA113948  Allium amplectens H. K. Sharsmith 1954-6-24 4344 Tehama Tehama County: SW ridge leading to Eagle Peak, 1 mile below summit, Mendocino National Forest. 1067 Comment
  SEINET3557876 Image available Allium amplectens Lewis S. Rose 1934-4-22 34246 Tehama 4 miles east of Paynes Creek. Comment
  SEINET3883862  Allium bolanderi D. W. McNeal 1981-5-5 2469 Tehama Above Hwy. #36, 13.7 mi. s.e. of the jct. of Co. Hwy. #A16 at Platina.; 0 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
  SEINET198085  Allium campanulatum L. Kellogg 1952-7-16 67 Tehama Mendocino National Forest ; N Coast Ranges Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2134 Comment
  JEPS98983  Allium obtusum var. obtusum Vernon H. Oswald 2001-5-7 10017 Tehama Forest Road 26N15 5.1 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1063 Comment
  UCD138592  Allium platycaule Dean W. Taylor 1976-7-9 6044 Tehama Headwaters of Cub Cr. 1859 Comment
  SBBG869  Allium validum H. and M. Dearing 1938-6-22 2096 Tehama Deer Crk Comment
  UC1001320  Allium validum Louise Kellogg 1952-7-15 48 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  SEINET10496941  Allophyllum divaricatum Mary Susan Taylor 1980-6-21 Taylor 2935 Tehama Deer Creek junction with Lellinger Road, ca. 19 mi N of Chico. With R. Schlising & T. Griggs. Comment
  HSC3401  Alnus rhombifolia L. T. Gault 1964-3-23 9 Tehama 0.5 mi. from Los Molinos on Sacramento River Comment
  CDA15420  Alopecurus saccatus G. F. Hrusa, J. Hart 1998-5-1 14421 Tehama Sacramento Valley; Common to patchy in wet bottoms of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  UCD18760  Alopecurus saccatus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 53 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CHSC78784  Amaranthus albus Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 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
  CHSC59167  Amaranthus blitoides Vernon H. Oswald 1992-9-29 5221 Tehama Hwy. 89 At Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CHSC88254  Amaranthus powellii Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11212 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
  UC575022  Amelanchier alnifolia var. pumila C. Epling and Wm. Robison 1935-7-16 Tehama near Mineral Comment
  SEINET12194973  Ammannia coccinea Unknown 1982-1 800 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC68577  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1997-5-14 8443 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. 920 Comment
  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
  HSC95160  Amsinckia intermedia Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 22 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  HSC93943  Amsinckia lycopsoides A. Miles, M. Malle, B. Gibbs 1999-4-17 12 Tehama Hwy. 36, Beegum Gorge 430 Comment
  JEPS97007  Amsinckia lycopsoides Vernon H. Oswald and L. Ahart 1994-3-8 5975 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  RSA32740  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama Along U.S. Highway #99W, 1 mile south of Proberta. Comment
  UC727004  Amsinckia lycopsoides A. A. Heller 1927-5-14 14333 Tehama Shasta Valley Comment
  CDA41477  Amsinckia menziesii G. F. Hrusa, J. Hart 2000-4-8 15290 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC59172  Amsinckia menziesii Vernon H. Oswald 1992-9-29 5229 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park., 0.5 mi S of the latter. 1990 Comment
  JEPS61109  Amsinckia menziesii var. menziesii Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (Covelo Road) 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
  OBI55512  Anaphalis margaritacea David J. Keil, Kathleen Keil 1992-7-25 23600 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary Comment
  JEPS2890  Ancistrocarphus filagineus W. L. Jepson 1899-4-25 14763 Tehama Stiver's Ranch Rosewood Comment
  UCD80514  Andropogon glomeratus var. scabriglumis CNPS SN Foothill Team 2005-5-25 SNFN 0325 a Tehama BLM Hog Lake/Paynes Creek, Payne's Creek Recreation Area, in the Massacre Flat Area, about 2 kilometers east and 1/2 kilometer north of Jelly's Ferry, near the confluence of two creeks and the Sacramento River. 101 Comment
  CHSC76783  Androsace elongata subsp. acuta B. Castro; L. P. Janeway, C. Warren 1999-5-4 917 Tehama About 25 miles W of Orland, vicinity of Paskenta, Round Valley Rd, and Williams Butte. 298 Comment
  CHSC79111  Androsace elongata subsp. acuta B. Castro; L. P. Janeway 2000-3-22 1037 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 310 Comment
  RSA115249  Anemone multifida George W. Gillett 1953-7-3 263 Tehama Tehama county: Rock crevices above road, 0.25 mile above Diamond Point, Near Diamond Peak. 2256 Comment
Read comments
Oct 28 2009
  CAS-BOT-BC391948  Anemone occidentalis George W. Gillett 1957-8-13 1060 Tehama Lassen Volcanic National Park. Brokeoff Mountain. Near Brokeoff Trail, 1-1/2 miles above Sulphur Works Checking Station 2286 Comment
  JEPS94580  Antennaria argentea Vernon Oswald and Lowell Ahart 1997-7-7 8689 Tehama Forest Rd. 27N26 0.8 mi w junction with 27N06 (w of Saddle Campground, near ne corner of Yolla Bolly-Middle Eel Wilderness) 1066 Comment
  UCD79990  Anthriscus caucalis CNPS SN Foothill Team 2005-5-10 SNFN 0256 c Tehama TNC Dye Creek Preserve, near Los Molinos, adjacent to Dye Creek, about 1/2 mile up trail from lodge/office. 119 Comment
  CHSC84263  Antirrhinum cornutum Lowell Ahart; John Dittes 2003-6-11 10262 Tehama On the bottom of a wash, wash flows into Spring Branch, on the south side of Manton Road, about 3 1/2 miles east of the Colman Station, about 2 1/2 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 1/2 miles (air) east-northeast of Cottonwood. 215 Comment
  JEPS101510  Antirrhinum cornutum Dean W. Taylor 1997-6-25 16085 Tehama Plains south of Battle Creek; along old Manton Road about 3 miles west of Manton Road 274 Comment
  CHSC110171  Antirrhinum subcordatum Daniel Slakey; CNPS volunteers 2012-5-22 11 Tehama 435 Comment
  CHSC64492  Antirrhinum subcordatum J. Molter 1993-6-9 739 b Tehama Adjacent to Little Grizzly Cr. 396 Comment
  JEPS3555  Antirrhinum subcordatum Milo S. Baker and H. K. Wagnon 1953-5-31 12694 Tehama w of Paskenta (near 5 mi post on logging road) 365 Comment
  CHSC75988  Antirrhinum vexillo-calyculatum subsp. breweri L. P. Janeway 1999-8-4 6513 Tehama Along Hwy 36, 100 m east of Paynes Creek Road. Road cutbank. 579 Comment
  CHSC43066  Aphanes occidentalis Pauleen Broyles 1986-3-1 955 Tehama In south pasture, NW of the barn, just below the W rim of the larger pool almost at the N end. Vina Plains Preserve. Comment
  CHSC68591  Aphyllon epigalium subsp. epigalium Vernon H. Oswald; Lowell Ahart 1997-5-14 8415 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. In area of 1990 fire. 969 Comment
  CHSC117162  Apocynum cannabinum Lowell Ahart; John Dittes 2016-6-22 21034 Tehama About 10 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC77913  Apocynum cannabinum Beth Hendrickson; Jean Witzman 1999-5-21 Tehama Vicinity of South Fork Cottonwood Creek. 320 Comment
  UC1037390  Aquilegia formosa Douglas Barbe 1955-7-22 247 Tehama ca 100 ft above s shore of Square Lake near streamlet 2133 Comment
  CDA3616  Arabidopsis thaliana L. Ahart, Vernon Oswald 2001-5-7 10019 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC102450  Arabidopsis thaliana L. P. Janeway; B. Castro 2009-4-25 9769 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC54001  Arabidopsis thaliana Vernon H. Oswald 1991-4-3 4478 Tehama Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. Along the creek. 88 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
  UC1001306  Arabis subpinnatifida Louise Kellogg 1952-7-12 30 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest 2438 Comment
  CHSC43148  Aralia californica R. Banchero 1979-10-7 35 Tehama Potato Patch Campground off Hwy. 32. Streamside in Montane forest. 1024 Comment
  CHSC47969  Aralia californica Vernon Oswald 1983-7-26 918 Tehama Calif. Hwy 32, 28.1 mi n-e of Forest Ranch at Deer Creek. Shaded woods along the creek. 1036 Comment
  JEPS21868  Arceuthobium americanum Annette Waters 1958-4-20 242 Tehama along Deer Creek on California Highway 32, 1.1 mi e of Junction of California Hwys 89 and 36 with 32 Deer Creek; , California Highway 32 1219 Comment
  UCD101948  Arceuthobium campylopodum Lalit M. Srivastava 1957-10-19 14 Tehama Near junction of State Highways 36 and 89. 1828 Comment
  CAS-BOT-BC465575  Arctostaphylos Julie Kierstead Nelson; Brad Rust 2015-3-27 2015 -009 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range, Forest Svc Rd 28N60 1560 Comment
  CAS-BOT-BC27220  Arctostaphylos acutifolia Alice Eastwood; John Thomas Howell 1941-7-9 9718 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  SD70031  Arctostaphylos acutifolia Darley F. Howe 1968-5-28 4540 Tehama 1.3 miles north of Log Springs Guard Station. 1370 Comment
  RSA367249  Arctostaphylos canescens C. B. Wolf 1937-5-15 8699 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  RSA96836  Arctostaphylos canescens P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20318 Tehama 2 mi. w. of Mud Flat Forest Camp, along rd. from Paskenta to Covelo. 976 Comment
  HSC70138  Arctostaphylos canescens subsp. canescens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4464 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  UC1584301  Arctostaphylos canescens subsp. canescens J. Kierstead 1990-9-11 90 -151 Tehama 3 mi s Tedoc Mtn. (s side of FS Rd. 27N12); Yolla Bolla R.D. 1554 Comment
  UCD51903  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 709 Tehama On summit of Round Mountain. Comment
  CAS-BOT-BC38912  Arctostaphylos manzanita subsp. elegans Roger Raiche 1986-5-30 60206 Tehama West of Paskenta, near Eagle Peak Lookout, road to Eagle Peak, ca 1.0 mi. short of lookout. 1036 Comment
  CHSC83121  Arctostaphylos manzanita subsp. elegans Roman Gankin; Dick Hildreth 1966-3-16 Tehama Round Mtn. Summit. Comment
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Jul 23 2009
  UC1043530  Arctostaphylos manzanita subsp. elegans P. C. Everett and E. K. Balls 1954-10-16 20320 Tehama 5.7 mi w Mud Flat Service Camp (road from Paskenta to Covelo) 1615 Comment
  SEINET11995496  Arctostaphylos manzanita subsp. elegans Unknown 1986-1 60206 Tehama W of Paskenta, near Eagle Peak Lookout, road to Eagle Peak, ca 1 mi short of lookout 1036 Comment
  RSA201462  Arctostaphylos manzanita subsp. manzanita J. T. Howell 1960-7-24 35998 Tehama 8 miles west of Mineral. 1220 Comment
  UC1393696  Arctostaphylos manzanita subsp. manzanita James I. Mallory 1971-7-27 386 Tehama junction of Chico Creek and Campbell Creek; Quadrangle 40A2 Comment
  CHSC100106  Arctostaphylos manzanita subsp. roofii James I. Mallory 1970-1-28 371 Tehama Jellys Ferry Road overlooking Sacramento River about 100 ft. below. 121 Comment
  CHSC100105  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek. 609 Comment
  UCD22549  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek. 609 Comment
  CAS-BOT-BC39952  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50676 Tehama Round Valley Road (Log Springs Road), near intersection with road to Sugar Spring Campground-Government Flat, 682 Comment
  HSC7659  Arctostaphylos nevadensis Freed W. Hoffman 1947-6-23 1632 Tehama Near Government Flat 797 Comment
  RSA39728  Arctostaphylos nevadensis P. A. Munz 1947-5-18 11852 Tehama On Highway 89, 2 miles south of south main entrance to Lassen park. 1890 Comment
  JEPS98871  Arctostaphylos patula James Roof 1962-4-19 Tehama 0.9 mi W of Log Springs Ranger Station (Log Springs Ridge) Comment
  LA42228  Arctostaphylos patula Mrs. H. P. Bracelin; 1931-7-1 502 Tehama 4.5 mi SE of Shasta City, beside hihgway to McCloud 1219 Comment
  POM367407  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  SEINET11987216  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1980-1 3848 Tehama Tilden Botanic Garden, Berkeley, orig. seedling from Burney Falls State Park Comment
  HSC71021  Arctostaphylos stanfordiana Thomas W. Nelson, Jane P. Nelson 1979-3-11 4564 Tehama Along Toomes Camp Rd. (23N01), 9 mi. W of Paskenta Comment
  CHSC68537  Arctostaphylos viscida subsp. pulchella Vernon H. Oswald 1997-4-23 8341 Tehama Forest road M2 7.2 miles W of Paskenta. 652 Comment
  POM131785  Arctostaphylos viscida subsp. viscida Elizabeth Hermann 1933-3-1 3171 Tehama Red Bluff. Comment
  RSA141470  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama One mile northwest of junction of Chico and Little Smoke Creek. 1067 Comment
  RSA782334  Arctostaphylos viscida subsp. viscida R. W. Spjut 2008-3-13 16222 Tehama Sacramento Valley-Sierra Foothill Woodland. BLM: along Laynes Valley Road S of Manton, about 25 miles E of Hwy. 99 and just N off Hwy. 36 524 Comment
  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
  CAS-BOT-BC467181  Arenaria serpyllifolia var. serpyllifolia John Thomas Howell 1963-6-5 39411 Tehama Near Paynes Creek Comment
  HSC22034  Argemone munita subsp. munita Richard Spjut 1971-5-15 1897 Tehama Mendocino National Forest, 25 mi. W of Corning 915 Comment
  CDA31427  Aristida oligantha T. C. Fuller 1963-7-15 10857 Tehama 1.4 mi. s.e. of Vina, roadside, E side of Hwy 99E to Chico. 0 Comment
  CHSC65077  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1995-7-17 7063 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
  SEINET12765098  Aristida oligantha Vernon H. Oswald 1996-7-8 7964 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills.; 0 158 Comment
  CHSC65283  Aristida ternipes var. hamulosa Vernon H. Oswald; Lowell Ahart 1995-6-13 6863 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W. side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 219 Comment
  JEPS95750  Aristida ternipes var. hamulosa Vernon H. Oswald and L. Ahart 1995-6-13 6863 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, ecotone from Blue Oak Woodland to Valley and Foothill Grassland. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  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
  RSA25707  Arnica dealbata C. B. Wolf 1941-7-23 11057 Tehama W of Lake Almanor on road to Red Bluff (CA Hwy 36) at jct with road to Chico (CA 32). 1524 Comment
  RSA31740  Arnica dealbata A. A. Heller 1937-7-21 15932 Tehama At Sulphur Works, Lassen Volcanic National Park. Comment
  CHSC108073  Arnica discoidea B. Castro; L. P. Janeway 2000-6-11 1288 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
  CAS-BOT-BC82692  Arnica longifolia John Thomas Howell 1960-8-18 36055 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CHSC59073  Arnica mollis Vernon H. Oswald 1992-8-19 5168 Tehama Lassen Volcanic National Park. Meadowy drainage W of the upper end of the ski lift, ca. 0/5 mi NW of the Southwest Entrance Station. 2182 Comment
  CAS-BOT-BC85101  Arnica nevadensis George W. Gillett 1957-8-13 1066 Tehama Lassen Volcanic National Park - Brokeoff Mountain 2743 Comment
  JEPS28769  Arnica nevadensis George W. Gillett 1957-8-13 1066 Tehama Brokeoff Mountain Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  CHSC101395  Arnica parryi David Isle 1992-7-30 1559 Tehama Sugar Springs Campground. 1652 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
  UC892423  Artemisia douglasiana Alice Eastwood Aug 22 1912-Aug 26 1912 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  SEINET4535581  Artemisia ludoviciana Leila M. Shultz 1990-5-3 11325 Tehama North Coast Ranges, Mendocino Forest Comment
  RSA261513  Artemisia ludoviciana subsp. ludoviciana J. M. Tucker 1962-7-29 3629 Tehama 3/4 miles north of Ovenlid, South Yolla Bolly Mountain, 3 miles east of the summit 1982 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
  SEINET10580345  Asclepias cordifolia H. M. Evans Evans s.n. 1922 Tehama Above Drakesbad, Lassen National Park 1920 Comment
  CHSC77295  Asclepias eriocarpa L. P. Janeway; B. Castro 1999-6-10 6462 Tehama Flats, vicinity of Dry Creek, west of Red Bank Creek. 292 Comment
  SBBG5707  Asclepias eriocarpa H. and M. Dearing 1939-7-3 3813 Tehama Battle Crk near Mineral Comment
  CHSC87849  Asclepias fascicularis Lowell Ahart 2004-6-11 11041 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  UC1949228  Asclepias fascicularis Barbara Ertter 1991-9-2 10802 Tehama 2.2 mi SW of Paskenta on road over Mendocino Pass to Round Valley, SE of William Butte Comment
  CHSC32798  Asclepias solanoana James Jokerst 1980-6-18 891 Tehama North Coast Ranges. Near Mud Creek. 852 Comment
  CHSC64939  Asclepias solanoana Vernon H. Oswald; Lowell Ahart 1995-7-12 7048 Tehama High North Coast Ranges, W of Red Bluff and S of Platina on Forest Road 28N05, 0.3 mi S of Forest Road 28N60 (to the summit of Tedoc Mtn.). 1456 Comment
  JEPS89511  Asclepias solanoana Dean W. Taylor 1972-6-17 1508 Tehama Mt. Tedoc 1371 Comment
  RSA724826  Aster integrifolius L. Ahart 2006-9-9 13258 Tehama About 100 yards east of Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 air miles northeast of Butte Meadows 1526 Comment
  JEPS96701  Astragalus clevelandii Dean W. Taylor 1997-7-17 16130 Tehama Toomes Camp Road (Forest Road M2) 8 road miles West from Paskenta, vicinity of Beehive Flat 685 Comment
  CAS-BOT-BC186836  Astragalus gambelianus Doris Kildale Gillespie 1930-5-9 9297 Tehama 18 miles west of Mineral on Susanville road Comment
  CAS-BOT-BC186839  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2 1/2 mi. e. of Paynes Creek 624 Comment
  CHSC26711  Astragalus gambelianus Hayes; M. P. 1978-4-8 150 Tehama On mima mounds around Leininger road vernal pools, approx. .8 mi ne of Hwy 99. 40 Comment
  CHSC40604  Astragalus gambelianus J. D. Jokerst 1983-5-7 1840 B Tehama North bank of Zimmershed Cr. ca. 2/3 mile east of Meridian Rd. in area of an old house site indicated on the USGS topo map. Comment
  CHSC83878  Astragalus gambelianus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10114 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CAS-BOT-BC186838  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1934-4-22 1867 Tehama 4 miles e. of Payne's Creek Comment
  POM45784  Astragalus lemmonii Marcus E. Jones 1897-8-9 1646 Tehama Yani Reservation Comment
  CHSC40603  Astragalus pauperculus J. D. Jokerst 1983-5-10 1744 Tehama Top of the small bluff that is the south bank of Zimmershed Creek where its direction of flow changes from south to west. 103 Comment
  CHSC65759  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1996-4-8 7342 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 268 Comment
  JEPS86516  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-3 1487 Tehama 8 aim km ne Red Bluff (just s of Little Salt Creek, on plain ca 3.1 air km n of Little Salt Creek-Salt Creek confluence, vicinity of gas pipeline); n of Little Salt Creek-Salt Creek confl, ne of Red Bluff 102 Comment
  JEPS94365  Astragalus pauperculus Vernon H. Oswald and Lowell Ahart 1997-5-14 8456 Tehama 0.2 mi se of Lassen Emigrant Trialhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1164 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
  UC1873658  Astragalus pauperculus Barbara Ertter with Brad Olson 1993-5-15 11823 Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  UC1609138  Astragalus purshii var. tinctus Vernon Oswald and Lowell Ahart 1993-9-2 5920 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., e from Mt. Linn, nw of Paskenta 2286 Comment
  CHSC43934  Astragalus rattanii var. jepsonianus V. Oswald; L. Ahart 1988-5-21 3336 Tehama Thomas Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC76753  Astragalus rattanii var. jepsonianus J. Marr; C. Warren 1998-5-19 Tehama Vicinity of Newville and major Tributary to Salt Creek. 304 Comment
  CHSC76754  Astragalus rattanii var. jepsonianus J. Marr; C. Warren 1998-4-15 Tehama Vicinity of Newville and major tributary to Salt Creek. 304 Comment
  CHSC64972  Astragalus whitneyi var. siskiyouensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7036 Tehama High North Coast Ranges. W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  HSC74853  Astragalus whitneyi var. siskiyouensis J. P. Smith, Thomas W. Nelson 1978-7-22 10022 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS76651  Astragalus whitneyi var. siskiyouensis L. R. Heckard 1972-6-17 2973 Tehama western slope Tedoc Mt. 1310 Comment
  CAS-BOT-BC66031  Athyrium filix-femina var. cyclosorum P. A. Munz 1951-7-18 16645 Tehama n. slope of N. Yolla, Bolly Peak, North Yolla Bolly Mts., line of Tehama Co.-Trinity County 1950 Comment
  CAS-BOT-BC17432  Athysanus pusillus Doris Kildale Gillespie 1930-5-9 9303 Tehama 15 miles west of Mineral on Susanville Road. Comment
  CHSC65786  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1996-4-8 7315 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi S of the gravel road and ca. 0.1 mi E of Paynes Creek. 137 Comment
  RSA90471  Athysanus pusillus Milo S. Baker, H. K. Wagnon 1953-4-26 12553 Tehama 5 miles W of Paskenta Logging road. 305 Comment
  CHSC48283  Atriplex heterosperma Vernon Oswald 1987-9-8 3235 Tehama Hwy 36 at Morgan Summit, near the Lassen Park turn-off. 1752 Comment
  CHSC48284  Atriplex rosea Vernon Oswald 1987-9-8 3234 Tehama Hwy 36 at Morgan Summit, near the Lassen Park turn-off. 1752 Comment
  CHSC88840  Avena barbata A. Peterson 2003-4-10 35 Tehama Hwy 36 east of Red Bluff. The Dalles. UTM: 579790E 4463025N. 211 Comment
  JEPS73950  Avena barbata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  RSA295407  Avena barbata J. R. Reeder, C. G. Reeder 1981-5-20 7357 Tehama ca. 6.5 km SW of Dales. 240 Comment
  UCD56126  Avena barbata A. A. Beetle 1942-5-19 3302 Tehama 10 miles W of Red Bluff. Comment
  HSC102680  Avena fatua J. P. Smith 2013-5-5 13694 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  CAS-BOT-BC98215  Baccharis salicifolia J. D. Coffman 1923-10-28 848 Tehama Paskenta 30 Comment
  CAS-BOT-BC16369  Barbarea orthoceras Douglas Barbe 1955-7-22 252 Tehama West Tehama County. Just east of Long Lake. North slope of South Yolla Bolly. (Mount Linn). 2133 Comment
  CHSC94371  Barbarea orthoceras Lowell Ahart 2006-7-19 13044 Tehama On the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC1037446  Barbarea orthoceras Douglas Barbe 1955-7-22 252 Tehama East of Long Lake north slope of South Yolla Bolly. (Mt. Linn.) 2133 Comment
  JEPS88438  Barbarea verna Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7264 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (BLM parcel along Hwy 36, ne of Red Bluff, gravel bar in Paynes Creek, ne corner of Hog Lake Plateau) 152 Comment
  CHSC105929  Berberis aquifolium var. dictyota Lowell Ahart 2010-7-17 16886 Tehama 4.3 miles (air) southeast of Manton, 2.2 miles (air) north of Highway 36. 623 Comment
  CHSC14129  Berberis aquifolium var. dictyota L. V. Ritter 1969-4-19 190 Tehama E side of Forward Rd., 1 Mi. ne of Manton. Comment
  CAS-BOT-BC75614  Berberis dictyota A. A. Heller 1918-4-28 13006 Tehama Coast Range near Bennett Spring. 914 Comment
  CHSC116227  Bergia texana Lowell Ahart; John Dittes 2015-6-22 20265 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC84621  Bidens frondosa Lowell Ahart; John Dittes 2003-9-17 10569 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS88392  Bidens frondosa Vernon H. Oswald and Lowell Ahart 1996-9-4 8260 Tehama BLM parcel along Hwy 36 ne Red Bluff (on flood plain of creek ca. 1 mi upstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  CHSC64338  Blennosperma nanum var. nanum Vernon H. Oswald; Lowell Ahart 1995-2-22 6491 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  CHSC90696  Blennosperma nanum var. nanum D. Isle 1996-3-7 1000 Tehama Mendocino National Forest--North Coast Ranges. Middle Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  RSA714822  Blennosperma nanum var. nanum Daisie Huang 2006-4-15 06041529 Tehama Hog Lake Plateau, Manton Rd. Flat open plateau near lake, volcanic soil. 209 Comment
  HSC103556  Blennosperma nanum var. nanum J. Carey, J. Leffingwell, A. Hong 1995-4-22 50 Tehama 0.5 mi down trail to Beegum gulch from trailhead where Hwy. 36 intersects with Shasta-Tehama Co. line 396 Comment
  CHSC34562  Boechera breweri R. E. Preston 1981-6-17 93 Tehama E side of ridge; ca. 2 km ne of Jonesville, Butte Co. 1385 Comment
  CHSC77755  Boechera breweri subsp. breweri B. Castro; L. P. Janeway 1999-6-24 996 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. About 6 feet up from stream. 362 Comment
  JEPS54276  Boechera breweri subsp. breweri Virginia Bailey 1938-4-16 Tehama 5 mi w. Paskenta (on Paskenta-Covelo road) Comment
  CHSC44196  Boechera platysperma Vernon Oswald 1988-7-12 3556 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  CAS-BOT-BC14422  Boechera platysperma Milo S. Baker 1940-8-13 9807 Tehama Cliff near Government Flat. Comment
  JEPS75819  Boechera sparsiflora Todd and Virginia Keeler-Wolf 1971-6-19 189 Tehama about 0.5 mi s North Yolla Bolly Guard Station; Yolla Bolly Mountains 1767 Comment
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  RSA41167  Boisduvalia densiflora var. densiflora Robert F. Hoover 1938-6-10 3590 Tehama Coyote Creek bridge south of Red Bluff. Comment
  JEPS99044  Botrychium minganense Lowell Ahart 2002-6-29 9798 Tehama 1/8 mi south of creek crossing on Colby Mtn Lookout Rd. (5 mi NE of Butte Meadows); Willow Creek 1574 Comment
  UC1751220  Botrychium minganense Timothy B. Devine 1985-7-7 840 a Tehama beside Willow Creek 1 mi S of jct with logging road 1.5 mi N of jct with Colby Mt. Road 1645 Comment
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Aug 21 2008
  CDA34749  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  SBBG125742  Brickellia californica L. Ahart with J. Dittes 2010-10-4 17293 Tehama Toomes Crk at Tehama-Vina Rd crossing, 1,2 mi E of the Sacramento River, 3 mi NW of Vina 57 Comment
  RSA739762  Brickellia grandiflora John Dittes, Josephine Guardino, L. Ahart 2003-8-23 800 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  SEINET10474488  Brickellia grandiflora Mary Susan Taylor 1977-8-17 Taylor 1476 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  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
  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
  UCD77206  Brodiaea elegans Robert E. Preston 2004-5-8 2238 Tehama 6.1 mi SW of Cottonwood, along Jellys Ferry Rd 115 Comment
  CAS-BOT-BC484513  Brodiaea minor Alice Eastwood; John Thomas Howell 1934-4-22 1884 Tehama 5 miles of Red Bluff Comment
  CDA39461  Brodiaea minor G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2661 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  SEINET12046118  Brodiaea minor E. J. Miller 1978-1 24 Tehama 1 km W of Sacramento River at Woodson Bridge 59 Comment
  JEPS86512  Brodiaea nana Roy E. Buck and Glenn L. Clifton 1990-3-29 1483 Tehama 30 air km ne Red Bluff (just nw of gas pipeline, on plain just s of Manton Road, ca 3.2 air km sw of confluence of Battle and Baldwin Creeks) 291 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
  SEINET10896499  Bromus David B. Dunn 1971-8-15 Dunn 18164 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. Comment
  CHSC49512  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3335 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC66122  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1996-4-29 7486 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected near the farm pond located on the S boundary. 105 Comment
  CHSC66512  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1996-5-20 7601 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
  CHSC88848  Bromus hordeaceus A. Peterson 2003-4-19 45 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  JEPS95685  Bromus hordeaceus Vernon H. Oswald and L. Ahart 1995-4-10 6629 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; 700 ft, Cascade Range Foothills. Weed at the intersection of Manton and Inks Creek rds. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  RSA295461  Bromus hordeaceus J. R. Reeder, C. G. Reeder 1981-5-20 7354 Tehama ca. 6.5 km SW of Dales. 240 Comment
  RSA602811  Bromus hordeaceus L. C. Wheeler 1935-5-23 3524 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 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
  JEPS88108  Bromus madritensis subsp. madritensis Vernon H. Oswald and Lowell Ahart 1996-5-6 7508 Tehama BLM parcel along Hwy. 36 n.e of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  HSC9304  Bromus madritensis subsp. rubens Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  CHSC44214  Bromus polyanthus Vernon Oswald 1988-6-30 3544 Tehama Meadow located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  SEINET10523833  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 715 A Tehama 8 mi e of red bluff, on calif hwy 36, live oak, savannah and aesculus. 152 Comment
  SEINET10523835  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 713 Tehama 8 mi e of red bluff on calif hwy 36, live oak, savannah, and aesculus. 152 Comment
  RSA93472  Bromus rubens Keith Wagnon 1953-4-26 12546 Tehama Along County road, 5 to 6 miles West of Paskenta at an elevation of 300 to 400 ft above Paskenta Comment
  UC1112867  Bromus suksdorfii Douglas Barbe 1955-7-16 181 Tehama leading to summit of South Yolla Bolly (Mount Linn), West Tehama County South Yolla Bolly 2286 Comment
  CHSC88524  Bromus tectorum Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UCD60247  Bromus vulgaris R. Tofsrud 1947-7-1 248 a Tehama Hwy. 32, 15 mi. S of junction with Hwys. 36 and 89. Comment
  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
  CHSC88830  Calandrinia ciliata A. Peterson 2003-3-29 14 Tehama Hog Lake Plateau, Hwy 36 east of Red Bluff 6 miles. In parking lot. UTM: 574710E 4458960N. 271 Comment
  CHSC94097  Calandrinia ciliata Lowell Ahart 2006-7-11 12947 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
  JEPS22639  Calandrinia ciliata Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6297 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  JEPS97470  Calandrinia ciliata Vernon H. Oswald and L. Ahart 1995-3-6 6520 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 35, 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
  CHSC40706  Callitriche hermaphroditica Pauleen Broyles 1983-4-16 898 Tehama The Nature Conservancy Vina Plains Preserve. Sheep Camp Ditch, nw of barn. 60 Comment
  CHSC78051  Calocedrus decurrens David Cheetham 1998-4-18 5 Tehama Shady canyon of Deer Creek. 457 Comment
  UCR11256  Calochortus amabilis Wm. Horn Jr. 1967-5-28 670528- 3 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  CAS-BOT-BC487763  Calochortus amabilis R. F. Hoover 1965-5-29 9413 Tehama Dry Creek Valley west of Red Bluff on Beegum Road Comment
  CAS-BOT-BC487764  Calochortus amabilis A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 47 Tehama Along Hwy. 36, 25 miles southeast of Shasta/Tehama border 198 Comment
  CHSC77628  Calochortus luteus B. Castro; C. Warren 1999-5-4 911 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 283 Comment
  UC767922  Calochortus luteus R. F. Hoover 1936-5-21 1179 Tehama 4 mi s Cottonwood Comment
  CAS-BOT-BC492652  Calochortus luteus Alice Eastwood; John Thomas Howell 1934-4-22 1876 Tehama 3 iles w. of Payne's Creek Comment
  RSA125982  Calochortus luteus E. K. Balls 1957-5-24 22535 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  RSA424691  Calochortus luteus Aaron Liston, M. Blumler 1987-4-24 657 -1 Tehama Highway 32, 2 miles east of Chico Comment
  JEPS17760  Calochortus minimus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. 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
  SJSU5823  Calochortus monophyllus D. L. Wilson 1970-3-28 Tehama 1 mi SW of confluence of N&S Forks of Antelope Cr c. 18 mi E of Red Bluff 402 Comment
  SEINET10528678  Calochortus monophyllus David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17962 Tehama 13 miles w of mineral on calif. Hwy. 36; On 60 degrees e-facing slope Comment
  SBBG22516  Calochortus nudus H. and M. Dearing 1939-6-12 3640 Tehama S of Lassen Nat Park Comment
  UC2013026  Calochortus superbus Barbara Ertter 1990-5-12 8928 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca 15 air miles WNW of Red Bluff, on Reed property. Comment
  CHSC110721  Calochortus syntrophus Dean Wm. Taylor; Robin Falscheer, T. Engstrom et al. 2010-6-23 20892 Tehama Highway 36, 1 mile west from Lassen Lodge, north side of the highway near the junction with Little Giant Mill Road 1158 Comment
  JEPS60527  Caltha biflora Joseph Grinnell 1928-6-8 Tehama 5 miles north of Mineral. 1981 Comment
  CHSC56327  Caltha leptosepala var. biflora K. R. Stern 1986-5-21 8273 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC66182  Calycadenia ciliosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7686 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 240 Comment
  RSA255538  Calycadenia ciliosa Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy. A5 on Hwy. 36, along Dry Creek 213 Comment
  RSA255551  Calycadenia ciliosa Gerald D. Carr 1973-7-2 746 Tehama 1.5 miles south of Vestal Road on Weemasoul Road 381 Comment
  CDA14331  Calycadenia fremontii G. F. Hrusa, J. Hart 1998-5-1 14425 Tehama Sacramento Valley; S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi. W of Paskenta Rd. Comment
  CHSC77531  Calycadenia fremontii B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1030 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 341 Comment
  CHSC97918  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi W of Paskenta Rd. 130 Comment
  JEPS94818  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1998-7-28 9366 Tehama 7.4 mi e of the Tehama-Shasta County line at Beegum Creek (Highway 36 32.6 mi w of old Highway 99 in Red Bluff); Highway 36 390 Comment
  UC174176  Calycadenia fremontii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UCR244774  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd.). c. 0.5 mi. SE of Tedoc Road junction, c. 40 miles NW of Red Bluff 503 Comment
  RSA789305  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff. 503 Comment
  UC1876202  Calycadenia fremontii Gerald D. Carr 1973-7-2 746 Tehama 1.5 mi S of Vestal Rd. on Weemasoul Rd. 381 Comment
  UC1876209  Calycadenia fremontii Gerald D. Carr 1974-9-11 777 Tehama 0.6 mi S of Luce and Griswold Rd on Hwy A5. Comment
  UC1971696  Calycadenia fremontii 1979-8-6 2183 Tehama 10.5 mi N of Bend Road on Jelly Ferry Road, ca. 15 mi N of Red Bluff on road to Balls Ferry (cf. RLC 2202) 128 Comment
  UC1971700  Calycadenia fremontii 1980-9-12 2199 Tehama N of Red Bluff on Jelly Ferry Road, 2.3 mi N of Bend Ferry Road, at mailbox of Nunes Ranch, Route 1, Box 3550, along a dry creek crossing 122 Comment
  UC762565  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama ne of Red Bluff 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
  CDA10578  Calycadenia pauciflora L. Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC45645  Calycadenia pauciflora Vernon H. Oswald; W. Dempsey, R. Schlising 1988-6-10 3365 Tehama Mud Flat Rd. ca. 0.6 mi SW of its jct. with M4. 377 Comment
  CHSC89894  Calycadenia pauciflora Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  SBBG119738  Calycadenia pauciflora L. Ahart 2004-6-11 11015 Tehama Nomalaki Trail, ca. 100 yds N of Bowers Crk, ca. 0.75 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 543 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
  RSA255563  Calycadenia pauciflora Gerald D. Carr 1973-7-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road 1067 Comment
  RSA255564  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Hwy. A5 on Hwy. 36, top of road cut 168 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
  UC1971726  Calycadenia pauciflora 1978-7-6 2116 Tehama 4.6 mi W of Hwy CR A5 (Bowman Road) on Hwy 36, ca. 1 mi NW of Rosewood (= GDC 664, 737) 214 Comment
  UCD129852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Highway 36 on Tedoc Road. 426 Comment
  UCD129856  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road. 365 Comment
  UCD129889  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road. 685 Comment
  CHSC102239  Calycadenia truncata L. P. Janeway 2009-4-21 9805 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC80587  Calycadenia truncata Lowell Ahart 2001-6-16 8848 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  UCD80039  Calycadenia truncata CNPS SN Foothill Team 2005-6-15 SNNR 0249 a Tehama CDFG Tehama Wildlife Area. 307 Comment
  UCD129882  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 miles west of Paynes Road Junction on Highway 36 (milepost 61.80, around 17.9 northeast of Red Bluff, junction Hway 99). 464 Comment
  JEPS110132  Calyptridium monospermum Lowell Ahart 2006-7-19 13013 Tehama Open meadow area west of the dirt road, just east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  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
  CHSC101396  Calyptridium quadripetalum David Isle 1992-5-23 1566 Tehama 12 miles above Paskenta Store; on ridge SE of Govt. Flat/Round Mtn. Jct. [M-2 (23N01.3)/24N36B], abt 5.45 miles above Beehive Flat. 1176 Comment
  CHSC78693  Calyptridium quadripetalum L. P. Janeway; B. Castro 2000-6-11 6792 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  HSC75381  Calyptridium umbellatum J. O. Sawyer, K. A. Sawyer 1980-6-18 3448 Tehama S of N Yolla Bolly Peak. 2348 Comment
  UC726187  Calyptridium umbellatum A. A. Heller 1937-7-21 16275 Tehama between Deer Creek junction and Child's Meadows (along State Hwy #36) 1371 Comment
  SFV17871  Calystegia malacophylla subsp. malacophylla J. D. Dilley 1998-7-16 373 Tehama Sierra Nevada North of Lake Almanor on State Route 36, 4.5 miles east of Chester. 1402 Comment
  CHSC84670  Calystegia occidentalis subsp. occidentalis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 333 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In the middle of the trailhead. Along roads and trails here. 978 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
  UC2031425  Calystegia occidentalis subsp. occidentalis Barbara Ertter with Brad Olson 1993-5-15 11768 Tehama Mendocino National Forest, SW Tehama Co.: Round Valley Road (M-4) ca 6 air miles SW of Paskenta Comment
  UC2031427  Calystegia occidentalis subsp. occidentalis Barbara Ertter with James R. Shevock 1992-6-14 11144 Tehama Lanes Valley Road 2.3 miles S of Route 46 (Manton Road) ca 7 air miles NW of Pynes Creek (Town) Comment
  JEPS31631  Calystegia occidentalis var. tomentella Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  CHSC80625  Campanula griffinii Lowell Ahart 2001-6-8 8812 Tehama On the west side of road M2, about 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  JEPS102867  Campanula griffinii Lowell Ahart 2011-6-8 8812 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  SEINET10938994  Campanula prenanthoides Unknown 1968-7-20 Marcano-Berti s.n. Tehama 5 MI BELOW MINERAL ALONG BATTLE CREEK 4500 Comment
  CHSC107095  Capsella bursa-pastoris M. Mitchell 2010-3-4 22 Tehama Dye Creek Preserve. 109 Comment
  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
  CHSC96685  Carduus pycnocephalus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13833 Tehama About 120 feet west of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  CHSC79082  Carex amplifolia L. P. Janeway 2000-6-30 6858 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  CHSC81924  Carex amplifolia L. P. Janeway 2001-7-25 7390 Tehama High Cascade Range. In bend on north side of Deer Creek, about 150 m southwest of Slate Creek; between Hwy 32 and the creek. 1294 Comment
  RSA262499  Carex amplifolia J. M. Tucker, L. K. Mann 1962-7-29 3630 Tehama ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid, 1982 Comment
  SEINET10587464  Carex angustata David Castaner 1984-5-28 Castaner 8063 B Tehama Gurnsey Creek. Along Highway 36. Comment
  CHSC66212  Carex barbarae Vernon H. Oswald; Lowell Ahart 1996-6-3 7710 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a moist, sandy flat along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  JEPS63511  Carex barbarae W. L. Jepson 1938-6-10 18972 Tehama Coyote Creek, 6 miles south of Red Bluff 91 Comment
  JEPS88269  Carex barbarae Vernon H. Oswald and Lowell Ahart 1996-6-3 7710 .1 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (ca 0.5 mi downstream from old bridge site, BLM parcel along Hwy 36 ne of Red Bluff) 100 Comment
  CHSC47146  Carex bolanderi Henricus Jansen 1989-6-19 Tehama Hwy 32 at Chico Creek. Comment
  UC710502  Carex brainerdii Alice Eastwood, John Thomas Howell 1941-7-9 9784 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  JEPS110311  Carex capitata Lowell Ahart 2006-7-19 13051 Tehama In the center of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  UCD140295  Carex echinata subsp. echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  RSA201270  Carex echinata subsp. echinata J. T. Howell 1961-6-20 36579 Tehama Bluff Falls. 1982 Comment
  UC2015875  Carex feta Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4422 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Comment
  CAS-BOT-BC20756  Carex fracta John Thomas Howell 1960-8-18 36039 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC76845  Carex fracta L. P. Janeway; B. Castro 1999-8-22 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 northeast of Anthony Peak. 1841 Comment
  SEINET7485216 Image available Carex fracta Peter F. Zika 2009-1 24610 Tehama 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89; Cascade Range Highlands (CaRH) Comment
  CAS-BOT-BC7554  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  CHSC106690  Carex jonesii Barbara Ertter; Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC44213  Carex jonesii Vernon Oswald 1988-6-30 3546 Tehama Meadow located s of the road to Colby Mt. Lookout, between Humboldt Rd. and Willow Creek near Jonesville. Meadow is located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  UC1606451  Carex jonesii Barbara Ertter 1991-9-2 10763 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of Burnt Creek on e side of Anthony Peak ca. 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  CHSC94358  Carex lemmonii Lowell Ahart 2006-7-19 13038 Tehama Small meadow, east of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  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
  JEPS105658  Carex lenticularis var. impressa L. P. Janeway 2001-6-10 7153 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  CAS-BOT-BC28407  Carex lenticularis var. lipocarpa Alice Eastwood; John Thomas Howell 1941-7-9 9805 Tehama Government Flat. Comment
  CAS-BOT-BC28509  Carex lenticularis var. lipocarpa John Thomas Howell 1944-7-14 19759 Tehama Anthony Peak, east slope. Comment
  CHSC106707  Carex luzulina Barbara Ertter; Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Sprin Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  UC1950425  Carex luzulina Barbara Ertter with Brad Olson 1991-7-6 10423 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
  HSC82165  Carex luzulina Thomas W. Nelson, Jane Nelson 1979-6-25 4919 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  UCD140531  Carex luzulina John Thomas Howell 1960-8-18 36079 Tehama Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  SEINET3903108  Carex luzulina var. luzulina Barbara Ertter, Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow about 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, about 30 airmiles W of Corning.; 0 1890 Comment
  CHSC90400  Carex multicaulis Niall McCarten 1986-6-14 5348 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1402 Comment
  UC1149884  Carex multicaulis Harold and Virginia Bailey 1948-8-28 3059 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  UC2042820  Carex multicaulis Barbara Ertter 1990-5-13 8952 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
  UCD80251  Carex multicaulis CNPS SN Foothill Team 2005-6-6 SNFN 0333 a Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  UC1023451  Carex multicaulis Milo S. Baker and H. K. Wagnon 1953-6-21 12762 Tehama w Paskenta (logging rd., above 15 mi post) 1524 Comment
  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
  HSC37181  Carex nebrascensis John Heywood, D. H. Norris 1968-3-31 1884 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  HSC1768  Carex nudata Larry Barti 1969-3-22 62 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  CHSC60432  Carex pachystachya Mary Ann Showers 1992-6-26 2597 a Tehama Lassen Volcanic National Park. Edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  JEPS106382  Carex pellita Lowell Ahart 2004-6-11 11033 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CAS-BOT-BC119030  Carex pellita George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen Region. Comment
  CAS-BOT-BC118028  Carex rossii John Thomas Howell; Gordon H. True 1960-8-19 36147 Tehama Brokeoff Mt. Trail 2590 Comment
  CAS-BOT-BC117975  Carex rossii Clinton Hart Merriam 1916-9-1 s.n. Tehama South Yolla Bolla near top Comment
  UC1950143  Carex scopulorum var. bracteosa Barbara Ertter with Brad Olson 1991-7-6 10422 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
  CHSC78917  Carex serratodens L. P. Janeway; B. Castro 2000-6-11 6786 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge. 902 Comment
  CHSC79854  Carex serratodens L. P. Janeway; B. Castro 2000-4-21 6672 Tehama High Cascade Range. On north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  JEPS116651  Carex specifica L. P. Janeway 2009-7-26 9875 Tehama Lassen National Forest Lassen Park (east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek); High Cascade Range 1966 Comment
  JEPS28389  Carex specifica George W. Gillett 1957-8-18 1104 Tehama about 1/4 mi above Sulphur Works C.S. (lower portion of the Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mtn., Brokeoff Trail 2103 Comment
  CAS-BOT-BC115820  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9783 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CAS-BOT-BC115826  Carex subfusca C. Epling; William Robinson 1935-7-16 s.n. Tehama Near Mineral. Comment
  CHSC106120  Carex subfusca L. P. Janeway 2010-9-12 10208 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below road M2. On west side of the willow and dogwood thicket along the spring. 1750 Comment
  CHSC117738  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21348 Tehama Edge of bog about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  CHSC82685  Carex subfusca L. P. Janeway 2001-6-10 7145 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CHSC88486  Carex subfusca L. P. Janeway 2001-6-10 7138 Tehama High North Coast Ranges. At spring on wet side of Tedoc Gap. 1340 Comment
  CAS-BOT-BC115818  Carex subfusca Hans Leschke 1954-9-22 s.n. Tehama Upper part of Broke-off Mountain in the talus. 2499 Comment
  CAS-BOT-BC115819  Carex subfusca Hans Leschke 1955-8-30 s.n. Tehama Trail to Broke off Mountain. 2316 Comment
  CHSC65138  Carex vulpinoidea Vernon H. Oswald; Lowell Ahart 1995-7-31 7162 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  CHSC99398  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. 2020 Comment
  SEINET7580518 Image available Carex whitneyi Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11395 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CHSC77379  Castilleja affinis subsp. affinis L. P. Janeway; Jenny Marr, Mary Ann Griggs 1999-3-10 6387 Tehama Vicinity of Round Valley Road, Newville Road (Garland Road), and Williams Butte. 289 Comment
  SD148069  Castilleja applegatei subsp. martinii G. K. Helmkamp, E. A. Helmkamp 2001-7-7 6921 Tehama Sierra Nevada Mountains: CA-36, 2.6 mi W of Mineral (about 33 mi W of Chester, Lake Almanor) 1417 Comment
  JEPS9782  Castilleja applegatei subsp. pinetorum Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  RSA66623  Castilleja applegatei subsp. pinetorum P. A. Munz 1951-7-26 16916 Tehama South slope of South Yolla Bolly Pk. 2256 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
  CHSC64559  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1995-4-3 6580 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common in upland along the intermittent drainage running sw from Pool 20. 207 Comment
  CHSC65934  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-15 7361 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CAS-BOT-BC32635  Castilleja dolichostylis Alice Eastwood; John Thomas Howell 1941-7-9 9837 Tehama Near Government Flat Comment
  CHSC27834  Castilleja exserta Eric J. Miller 1978-4-24 1 Tehama 1 km w of Sacramento River at Woodson Brigde. 28 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
  JEPS10306  Castilleja exserta subsp. exserta Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC59815  Castilleja foliolosa P. L. Lester 1980-3-31 3 Tehama Ca. 30 yds w of Round Valley Rd, ca. 9 mi sw of Paskenta. 670 Comment
  JEPS94160  Castilleja foliolosa Vernon Oswald and Lowell Ahart 1998-4-21 8933 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 560 Comment
  JEPS115391  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Are 1493 Comment
  CHSC88934  Castilleja lineariloba Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 100 yds south of Cottonwood Creek, off of Powerline Road. UTM: 10 0591130 E, 4451392 N. 473 Comment
  CAS-BOT-BC241122  Castilleja miniata David D. Keck 1930-7-24 965 Tehama Mineral 1525 Comment
  POM195115  Castilleja miniata D. D. Keck 1930-7-24 965 Tehama Mineral. 1524 Comment
  CHSC55402  Ceanothus X flexilis Vivian L. Long 1991-4-18 18 Tehama Ca 0.4 km south of Digger Creek. Comment
  UC1001328  Ceanothus cordulatus Louise Kellogg 1952-7-16 68 Tehama directly s Yolla Bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest Comment
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Jun 21 2009
  CHSC29614  Ceanothus cuneatus Dibble; Griggs 1979-8-16 176 Tehama Near Round Mountain, close to the town of Paskenta. 1219 Comment
  HSC18264  Ceanothus cuneatus R. C. Sanford 1965-5-1 21 Tehama 40 mi E of Red Bluff on Hwy. 36 915 Comment
  CHSC88944  Ceanothus cuneatus var. cuneatus A. Peterson 2003-4-10 30 Tehama Hwy 36 east of Red Bluff. Jct. with Ponderosa Way. 1219 Comment
  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
  HSC96790  Ceanothus integerrimus J. Carey, A. Hong, J. Leffingwell 1995-4-22 49 Tehama 0.5 mi down trail to Beegum gulch from trailhead where Hwy. 36 intersects with Shasta-Tehama Co. line 396 Comment
  UC774520  Ceanothus integerrimus Carl B. Wolf 1941-7-23 11060 Tehama 2.2 mi below Paynes Creek; Red Bluff-Susanville Rd. (Calif. Hwy. 36) 365 Comment
  RSA90831  Ceanothus integerrimus Milo S. Baker, H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp. 1311 Comment
  UCD112179  Ceanothus lemmonii C. Macdonald; P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 88 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  CAS-BOT-BC51990  Ceanothus prostratus D. B. Dunn; B. J. Cox 1971-6-10 17961 Tehama 13 mi. W. of Mineral on Calif. Hwy. 36; on 60 degrees E-facing slope Comment
  UC1281310  Ceanothus prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Creek Road #20 s of Lassen National Park Comment
  CHSC113318  Centaurea melitensis Lowell Ahart; John Dittes 2014-5-17 19510 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
  SEINET8111602 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201509 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111639 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201503 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
  CAS-BOT-BC284490  Centaurea solstitialis John Thomas Howell 1960-7-24 36002 Tehama Paynes Creek 563 Comment
  JEPS104304  Centaurium muehlenbergii Lowell Ahart 2003-6-11 10243 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC80204  Centaurium tenuiflorum B. Castro; L. P. Janeway 2000-6-6 1192 Tehama Vicinity of Paskenta and Thomes Creek. 329 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
  RSA518662  Centaurium venustum L. R. Heckard, Peter Rubtzoff 1971-7-31 2671 Tehama Off the Sacramento River just northeast of Red Bluff. Comment
  CHSC48163  Centromadia fitchii Vernon Oswald 1986-6-27 2160 Tehama Long Rd. (A6) 5.8 mi ne of Dales, 2.8 mi sw of jct. Lanes Valley Rd. 304 Comment
  UC1618411  Centromadia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 mi sw of Paskenta (on road over Mendocino Pass to Round Valley, 2.3 mi sw of Newville Road jct) Comment
  HSC5811  Centromadia fitchii Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  CHSC49677  Cephalanthera austiniae Vernon Oswald 1984-6-7 1257 Tehama Calif. Hwy 32 at Chico Creek Ridge Bridge. 1048 Comment
  CHSC27315  Cephalanthus occidentalis var. californicus T. B. Devine 1977-7-3 432 Tehama Near Pine Creek. 85 Comment
  CHSC66577  Cephalanthus occidentalis var. californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7690 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff . Near the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC65335  Cerastium fontanum subsp. vulgare Lowell Ahart 1995-10-3 7657 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  JEPS96739  Cerastium fontanum subsp. vulgare Dean W. Taylor 1997-7-24 16164 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CDA26893  Cercis occidentalis L. P. Janeway, B. Castro 2000-4-22 6679 Tehama High Cascade Range; Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 0 Comment
  CHSC65699  Cercis occidentalis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7271 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in rocky flood plain of Paynes Creek at the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  CHSC88813  Cercis occidentalis Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  JEPS97451  Cercis occidentalis Vernon H. Oswald and L. Ahart 1995-3-6 6503 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  RSA66353  Cercis occidentalis P. A. Munz 1951-7-28 16974 Tehama On dry slopes at upper edge of foothill woodland. road from Red Bluff via. Valentine, foot of South Yolla Bolly Mts. 305 Comment
  SEINET6331972  Cercocarpus betuloides S. Dean 1979-4-24 s.n. Tehama HWY 36, Susanville, Red Bluff HWY rest stop 1219 Comment
  HSC18562  Cercocarpus montanus var. glaber John L. Heywood, D. H. Norris 1968-3-31 1832 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  JEPS89456  Chaenactis douglasii Dean W. Taylor 1972-6-17 1502 Tehama Mount Tedoc 1371 Comment
  JEPS76663  Chaenactis douglasii var. douglasii L. R. Heckard 1972-6-17 2961 Tehama nw side of Tedoc Mt. (along new road around w of mountain) 1280 Comment
  UCD130298  Chaenactis douglasii var. douglasii J. M. Tucker; L. K. Mann 1959-7-19 3545 Tehama summit of South Yolla Bolly Mountain. 2465 Comment
  JEPS34140  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1899-4-25 Tehama Stivers Ranch; near Rosewood Comment
  CHSC77301  Chaenactis glabriuscula var. heterocarpha Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Sunflower Gulch. 274 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
  CHSC52647  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama Central Valley. Vina Plains, 0.3 miles E of Leininger Road and 1.1 miles NNE of is intersection with Highway 99. Vernal pool. 73 Comment
  JEPS83927  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-4 835 Tehama ca 2.5 mi nne Vina (lowermost of the series of five Laniger (Leininger) Lakes) 80 Comment
  RSA572327  Chamaesyce hooveri Robert F. Hoover 1938-8-2 3722 Tehama 4 miles southeast of Vina Comment
  CHSC66193  Chamaesyce maculata Vernon H. Oswald; Lowell Ahart 1996-6-3 7720 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC77332  Chamaesyce maculata L. P. Janeway; B. Castro 1999-6-21 6476 Tehama Along South Fork Cottonwood Creek between. 329 Comment
  JEPS96106  Chamaesyce maculata Vernon H. Oswald and Lowell Ahart 1996-6-3 7720 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on the e side of Paynes Creek just upstream from Sacramento River, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 91 Comment
  CHSC84614  Chamaesyce nutans Lowell Ahart; John Dittes 2003-9-17 10578 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS51925  Chamaesyce ocellata subsp. ocellata W. L. Jepson 1938-6-10 18986 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  CHSC112581  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC66311  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-7-4 7746 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. In creek bed. 146 Comment
  JEPS103421  Chamaesyce ocellata subsp. rattanii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10013 Tehama 1 1/4 air mi SE of Corning (150 yds S of Jewett Creek, E of Marguerite Road) 82 Comment
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Apr 15 2015
  JEPS105474  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  UC1023463  Chamaesyce ocellata subsp. rattanii Milo S. Baker and H. K. Wagnon 1953-5-30 12686 Tehama logging rd to w Paskenta (near Post 5 mi) Comment
  CHSC103142  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; Josephine Guardino 2009-9-6 16371 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  RSA90601  Cheilanthes covillei Milo S. Baker 1953-5-10 12640 Tehama In rock crevices above logging road west of Paskenta between 6 and 7 mile posts Comment
  JEPS103450  Chenopodium ambrosioides var. suffruticosum Lowell Ahart 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, E of Marguerite Road, ca 1 1/4 mile (air) SE of Corning. 74 Comment
  UC2031490  Chimaphila menziesii Barbara Ertter with Brad Olson 1991-7-4 10251 Tehama Toomes Camp Rd. (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
  CHSC66096  Chlorogalum angustifolium Vernon H. Oswald; Lowell Ahart 1996-5-27 7647 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 102 Comment
  JEPS88262  Chlorogalum angustifolium Vernon H. Oswald and Lowell Ahart 1996-5-27 7647 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along pipeline ca. 0.1 mi. n. of s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  RSA760004  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  CHSC92789  Chorizanthe membranacea John Dittes; Josephine Guardino 2005-5-11 1119 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
  CHSC46789  Chorizanthe polygonoides R. Schlising 1986-5-3 4482 Tehama Vina Plains Preserve, about 15 mi n of Chico on Hwy 99. 60 Comment
  JEPS97245  Chorizanthe polygonoides Vernon H. Oswald and L. Ahart 1995-4-17 6668 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CAS-BOT-BC36365  Chrysolepis sempervirens John Thomas Howell 1960-8-19 36143 Tehama Brokeoff Mountain Trail 2590 Comment
  SDSU6703  Chrysolepis sempervirens K. Dixon 1942-8-9 3322 Tehama Colby Mountain. 1768 Comment
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Oct 5 2011
  CAS-BOT-BC100784  Chrysothamnus viscidiflorus subsp. viscidiflorus Alice Eastwood 1912-8-22 1886 Tehama [Morgans] Morgan Springs, Lassen Butte Region 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
  JEPS88464  Cicendia quadrangularis Vernon H. Oswald and Lowell Ahart 1996-4-3 7290 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along intermittent stream ca. 0.4 mi. e. of the dirt lane along w. side of the parcel, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC80590  Cirsium andersonii Lowell Ahart 2001-6-16 8864 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  CHSC94542  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
  CDA21615  Cirsium arvense D. Isle, M. VanDame 1999-8-11 1240 Tehama North Coast Ranges; Mendocino National Forest - Thomes Creek Watershed. In west end of Slanes Flat near cabin site and incense cedar trees in sheet erosion area. Comment
  CAS-BOT-BC277964  Cirsium cymosum Milo S. Baker; H. K. Wagnon 1953-7-12 12853 Tehama One mile above Whitlock Camp along County Road 1371 Comment
  HSC74076  Cirsium douglasii var. breweri J. P. Smith, Thomas W. Nelson 1978-7-22 10058 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CAS-BOT-BC169767  Cistanthe quadripetala Helen K. Sharsmith 1954-6-24 4345 Tehama SW ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest 1066 Comment
  CHSC79777  Clarkia arcuata L. P. Janeway; B. Castro 2000-4-22 6676 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock. 264 Comment
  CHSC80555  Clarkia arcuata Vernon H. Oswald; Lowell Ahart 2001-5-7 10023 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  CHSC92814  Clarkia arcuata John Dittes; Josephine Guardino 2005-5-11 1117 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC65224  Clarkia borealis V. Parker; J. Clark 1993-7-3 860 Tehama Inskip Hill, on Gridley property west of Lanes Valley Road. 426 Comment
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Feb 14 2013
  JEPS112906  Clarkia borealis subsp. arida Dean W. Taylor 1997-6-18 16074 Tehama Laynes Valley Road about 2.5 miles S of Manton Road 441 Comment
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Sep 16 2016
  CHSC32787  Clarkia concinna subsp. concinna James Jokerst 1980-6-18 879 Tehama North Coast Ranges. Near Mud Flat. 852 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
  CHSC64976  Clarkia concinna subsp. concinna Vernon H. Oswald; Lowell Ahart 1995-7-12 7002 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. On roadside banks. 950 Comment
  UC1010385  Clarkia concinna subsp. concinna Milo S. Baker and H. K. Wagnon 1953-5-31 12706 Tehama logging road w Paskenta (above 6 mi post) Comment
  UCSB63931  Clarkia gracilis Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36; NE of Red Bluff; T28N R3W NWVi SWV4 Sect 13; north-facing slope of Paynes Creek Canyon at this location; Cascade Range Foothills 167 Comment
  JEPS105606  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope 780 Comment
  JEPS94336  Clarkia gracilis subsp. albicaulis Vernon H. Oswald and Lowell Ahart 1997-5-14 8449 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
  CHSC31350  Clarkia gracilis subsp. gracilis Thomas Chastain 1980-4-19 20 Tehama Ca. 6 m s of Garland Road and 4.5 km nw of Newville, 8.2 km sw of Paskenta. 219 Comment
  CHSC76522  Clarkia gracilis subsp. gracilis Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC78877  Clarkia modesta 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
  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
  JEPS122061  Clarkia purpurea subsp. quadrivulnera Lowell Ahart, John Dittes 2014-5-17 19505 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 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
  RSA92955  Clarkia purpurea subsp. quadrivulnera Milo S. Baker, H. K. Wagnon 1953-5-31 12699 Tehama Roadside a mile or so east of Paskenta Comment
  UC1949042  Clarkia rhomboidea Barbara Ertter with Brad Olson 1991-7-6 10375 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  RSA109788  Clarkia rhomboidea E. K. Balls, Lee W. Lenz 1956-6-19 21835 Tehama Lassen Lodge, 13.6 miles east of Payne s Creek, along State Highway 36 (Red Bluff to Lake Almanor) 1311 Comment
  JEPS97463  Claytonia exigua subsp. exigua Vernon H. Oswald and L. Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC82373  Claytonia palustris Lowell Ahart 2002-6-29 9801 Tehama On the east side of a meadow, on the east side of Willow Creek, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1586 Comment
  CHSC64552  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Lowell Ahart 1995-4-3 6602 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant among large basalt boulders between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  CHSC65793  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Lowell Ahart 1996-4-8 7318 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a shaded cut bank on the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge site on the gravel road. 106 Comment
  CHSC92933  Claytonia parviflora subsp. parviflora John Dittes; Josephine Guardino 2005-4-13 1065 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
  JEPS97219  Claytonia parviflora subsp. parviflora Vernon H. Oswald and L. Ahart 1995-4-3 6602 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  HSC1653  Claytonia parviflora subsp. parviflora Larry Berti 1969-3-22 59 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
  CHSC27833  Claytonia perfoliata subsp. perfoliata Eric J. Miller 1978-4-24 14 Tehama 1 km w of Sacramento River at Woodson Bridge. 28 Comment
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Jul 22 2009
  CAS-BOT-BC443746  Claytonia rubra subsp. rubra A. A. Heller 1928-5-30 14574 Tehama At Mineral 1524 Comment
  UC1023438  Claytonia rubra subsp. rubra Keith Wagnon 1953-5-10 12631 Tehama w of Paskenta (logging road near 10 mi post) 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
  CHSC33381  Clematis lasiantha D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 73 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  CHSC56090  Clematis lasiantha Bob Garamendi 1974-5-12 51 Tehama Mill Creek-Deer Creek Study Area. 3/4 mi northeast of Beaver Creek crossing below road-cut 12 ft long. 701 Comment
  CHSC68829  Collinsia greenei Vernon Oswald; Lowell Ahart 1997-6-10 8568 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  JEPS95962  Collinsia greenei Vernon H. Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF: T23N R7W SE1/4 NW1/4 Sect. 28, ca. 1900 ft, chaparral, Inner North Coast Ranges 579 Comment
  UCD123554  Collinsia greenei D. W. Taylor; G. L. Stebbins Jr. 1972-6-17 1499 Tehama on Mt. Tedoc. 1371 Comment
  RSA90848  Collinsia greenei Milo S. Baker, H. K. Wagnon 1953-5-31 12707 Tehama Logging road west of Paskenta near 10 mile post Comment
  JEPS7332  Collinsia heterophylla J. W. Blankinship 1911-4-25 75 Tehama Red Bluff Comment
  CHSC55590  Collinsia parviflora K. R. Stern 1986-5-21 8305 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC44238  Collinsia rattanii Vernon Oswald 1988-6-27 3520 Tehama Trail between Ides Coave Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC28847  Collinsia sparsiflora var. collina D. L. Daniels 1979-4-7 18 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 Comment
  CHSC53984  Collinsia sparsiflora var. collina Vernon H. Oswald 1991-4-30 4540 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC55285  Collinsia sparsiflora var. collina L. P. Janeway 1991-4-18 3904 Tehama Upper slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 161 Comment
  CHSC88851  Collinsia sparsiflora var. collina A. Peterson 2003-4-17 39 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 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
  JEPS18884  Collinsia sparsiflora var. collina Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5595 Tehama 13 mi w Red Bluff (along Lowrey-Red Bluff road) 152 Comment
  JEPS126581  Collinsia tinctoria Lowell Ahart, John Dittes 2016-6-22 21039 Tehama About 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS95728  Collinsia tinctoria Vernon H. Oswald and L. Ahart 1995-7-12 7000 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  CAS-BOT-BC465600  Collinsia torreyi Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  UC1238958  Collinsia torreyi var. latifolia Freed W. Hoffman 1950-7-1 3696 Tehama North Coast Ranges, Ball Rock, western Tehama County Ball Rock; North Coast Ranges, Ball Rock 2042 Comment
  UC54653  Collinsia torreyi var. latifolia H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4406 Tehama near Morgan (Mount Lassen); Mount Lassen 1524 Comment
  UC885606  Collinsia torreyi var. wrightii Alice Eastwood Aug 22 1912-Aug 26 1912 1852 Tehama trail from Morgans Springs to Lassen Butte Lassen Butte; trail from Morgans Springs to Lassen Butte 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
  SEINET3860935  Collomia tinctoria Leigh A. Johnson 2004-6-18 04 -141 Tehama Lassen Natl. Forest. Hwy 32, north of Alder Campground. Along road cut of an old logging road rising from, but parallel to, the hwy, west side of hwy, just south of the point where Slate Creek crosses the hwy and merges with Deer Creek.; 0 1305 Comment
  UC1299525  Collomia tracyi Freed W. Hoffman 1950-7-6 3762 Tehama about 1 mi ne White Rock Guard Station; North Coast Ranges Comment
  UCD118113  Collomia tracyi D. W. Taylor; G. L. Stebbins and L. Heckard 1972-6-18 1527 Tehama E-side of Tedoc Mountain along Wells Creek. 914 Comment
  CHSC118206  Comandra umbellata subsp. californica Tim Kask 2016-4-15 265 Tehama On So. facing slope above Judd Cr. 736 Comment
  SEINET11844253  Conyza canadensis Unknown 1982-1 850 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS64329  Corallorhiza maculata Joseph Grinnell 1927-6-19 Tehama Mineral Comment
  JEPS81044  Cordylanthus pringlei Thomas Nelson, Jane Nelson, and R. Jane Cole 1979-7-27 5045 Tehama ca 1 mi from Regan Meadow (along road to Brushy Mountain); Shasta Trinity National Forest 1432 Comment
  SEINET11262187  Cordylanthus tenuis subsp. tenuis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 a 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
  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
  CAS-BOT-BC209881  Cornus nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1853 Tehama Lassen Camp near Mineral Comment
  SEINET4399752  Cornus nuttallii Leila M. Shultz 1990-5-5 11327 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  UC2042828  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  HSC74824  Cornus sericea subsp. occidentalis J. P. Smith, Thomas W. Nelson 1978-7-22 10012 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CHSC106143  Cornus sericea subsp. sericea L. P. Janeway 2010-9-12 10210 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below Road M2. 1750 Comment
  SBBG50833  Cornus sericea subsp. sericea J. M. Tucker, L. K. Mann 1962-7-29 3638 Tehama 0.75 mi N of Ovenlid, S Yolla Bolly Mtn, ca. 3 mi E of the summit 1981 Comment
  LA40471  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-8-20 sn Tehama Deer Creek 1000.0 Comment
  POM148852  Corydalis caseana H. M. Hall, E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  CAS-BOT-BC401890  Corydalis caseana subsp. caseana Marion Ownbey; Gerald B. Ownbey 1946-6-23 2935 Tehama Guernsey Creek, 7.5 mi. south of Morgan Springs Comment
  UCSB13284  Corydalis caseana subsp. caseana Dearing, Hugh; Dearing, Margaret 1938-6-24 Tehama Near Mineral Comment
  CHSC79105  Crassula aquatica B. Castro; L. P. Janeway 2000-4-5 1058 Tehama Vicinity of Orland; adjacent to Rice Creek. 112 Comment
  CHSC79719  Crassula aquatica L. P. Janeway; B. Castro 2000-4-5 6658 Tehama Vicinity of Rice Creek, west of Hwy I-5. 109 Comment
  CHSC64351  Crassula tillaea Vernon H. Oswald; Lowell Ahart 1995-3-19 6531 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on basalt along the e fence ca. halfway between Inks Creek Rd. and the s tip of Dales Lake Ecological Reserve. 207 Comment
  CAS-BOT-BC376544  Crepis monticola P. A. Munz 1951-7-26 16913 Tehama South base of South Yolla Bolly Peak 2133 Comment
  JEPS15405  Crepis occidentalis Douglas Barbe 1955-7-16 193 Tehama South Yolla Bolly (Mt. Linn); near summit 2407 Comment
  CHSC61402  Crepis occidentalis subsp. conjuncta Vernon H. Oswald; Lowell Ahart 1993-8-18 5827 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard, near the S boundary of the park. 2468 Comment
  CHSC64942  Crepis pleurocarpa Vernon H. Oswald; Lowell Ahart 1995-7-12 7027 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC66566  Croton setiger Vernon H. Oswald; Lowell Ahart 1996-7-8 7955 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slopes and flats thoughout the parcel (collected on the bed of an intermittent stream crossing the NE cormer of the parcel). 182 Comment
  CHSC113321  Crucianella angustifolia Lowell Ahart; John Dittes 2014-5-17 19511 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
  JEPS104219  Crucianella angustifolia Lowell Ahart 2003-6-11 10257 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
  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
  UCR265167  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Road junction on Hwy 36, 16.5 mi west of Red Bluff 244 Comment
  CHSC106822  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. 152 Comment
  UC1950065  Crypsis alopecuroides Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  HSC93245  Crypsis schoenoides Vernon H. Oswald, L. Ahart 1996-9-4 8263 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36 NE of Red Bluff, along Paynes Creek ca. 1 mi. upstream from the old bridge site 131 Comment
  OBI71999  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake W of Orland. T23N R5W 152 Comment
  SEINET4344590 Image available 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
  CHSC81643  Crypsis vaginiflora Vernon H. Oswald 2001-10-18 10063 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC23629  Cryptantha B. Garamendi 1974-5-10 20 Tehama Mill/Deer Creek Study Area. Peligreen Place. 975 Comment
  CHSC63216  Cryptantha affinis Lowell Ahart 1994-7-24 7518 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  JEPS113164  Cryptantha crinita Lowell Ahart 2007-5-8 13730 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  UC1042320  Cryptantha crinita John Thomas Howell 1954-4-26 29189 Tehama 1.5 mi n Red Bluff; Dibble Creek Comment
  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
  CHSC107258  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
  CHSC70868  Cryptantha flaccida Vernon Oswald; Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. east of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  CHSC77317  Cryptantha flaccida Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 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
  UCD148656  Cryptantha flaccida G. F. Hrusa; J. Hart 1998-5-10 14406 Tehama Coyote Creek wash, Coyote Creek Conservation Area, approximately 1/2 mile west of Paskenta road. 80 Comment
  CHSC78622  Cryptantha hispidula L. P. Janeway; B. Castro 2000-6-11 6794 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  CHSC66478  Cryptantha intermedia Vernon H. Oswald; Lowell Ahart 1996-5-20 7598 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in a flood channel along Paynes Creek. 158 Comment
  CHSC82318  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS103576  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UC1873671  Cryptantha simulans Barbara Ertter with Brad Olson 1991-7-4 10231 a 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
  JEPS102863  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS108939  Cryptantha torreyana Lowell Ahart 2006-9-9 13249 Tehama Open dry meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  RSA26598  Cryptantha torreyana Alice Eastwood, J. T. Howell 1941-7-9 9771 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA90796  Cryptantha torreyana Milo S. Baker, H. K. Wagnon 1953-7-12 2844 a Tehama Above Whitlock Camp in open forest along County Road somewhere from 3 miles to 6.1 miles from camp. 1524 Comment
  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
  UCD110846  Cupressus macnabiana Christopher Mallek 2008-1 RR- 1 Tehama Raglin Ridge. 927 Comment
  JEPS13941  Cuscuta californica Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5360 Tehama 11.3 mi (by road) nw Paskenta 1097 Comment
  JEPS97440  Cuscuta californica Vernon H. Oswald and L. Ahart 1995-7-12 6996 Tehama T29N R9W NW1/4 Sec. 34, 3080 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36 938 Comment
  JEPS110379  Cuscuta californica var. breviflora Lowell Ahart 2006-11-9 13256 Tehama Dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS116011  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC40797  Cuscuta howelliana Pauleen Broyles 1982-6-14 727 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC66562  Cuscuta howelliana Vernon H. Oswald; Lowell Ahart 1996-7-8 7978 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the NE side of Hog Lake. 265 Comment
  RSA0026170  Cycladenia humilis var. humilis Marc Baker 2013-6-2 17753 Tehama 5.5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.8 kilometers SSE of Wilson Lake; SW facing slope of Lost Creek Plateau. 1483 Comment
  UC572569  Cycladenia humilis var. humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi nw Colby Mountain; Lassen National Forest, Paynes Creek Quad. Comment
  SEINET10837286  Cycladenia humilis var. humilis Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2842 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
  SEINET4404015  Cymopterus Leila M. Shultz 1990-5-3 11324 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC65284  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1995-6-13 6849 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. At the s end of the borrow pit. 219 Comment
  JEPS88307  Cynodon dactylon Vernon H. Oswald and Lowell Ahart 1996-5-20 7605 Tehama BLM parcel along hwy 36 ne Red Bluff (along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC117662  Cyperus bipartitus Lowell Ahart; John Dittes 2016-8-25 21278 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC105647  Cyperus difformis Lowell Ahart; John Dittes 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), 3.0 miles (air) northwest of Vina. 57 Comment
  JEPS117400  Cyperus difformis Lowell Ahart, John Dittes 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), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS64107  Cyperus eragrostis W. L. Jepson 1927-6-25 12355 Tehama Pine Creek rd. station 60 Comment
  CHSC81634  Cyperus erythrorhizos Vernon H. Oswald 2001-10-18 10061 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC65140  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1995-7-31 7158 Tehama Cascade Range Foothills. 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
  JEPS104233  Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama 5 air mi SE of Los Molinos (Deer Creek, S side, 400 yds E of Hwy 99) 60 Comment
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  UCD80261  Cyperus niger CNPS SN Foothill Team 2005-6-22 SNNR 0381 a Tehama USFS Lassen National Forest. 672 Comment
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  JEPS123942  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20410 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
  CHSC40801  Cyperus strigosus Pauleen Broyles 1982-7-27 813 Tehama The Nature Conservance Vina Plains Preserve. Irrigation ditch s of Lassen Road. 60 Comment
  CHSC88786  Cyperus strigosus Jenny Marr 1993-8-1 189 Tehama Tehama/Shasta County. Battle Creek Wildlife Area, +/- 20 air miles NE of the town of Redding. 121 Comment
  CHSC83075  Cypselea humifusa Lowell Ahart 2002-11-5 10015 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS103244  Cypselea humifusa Lowell Ahart 2002-11-5 10015 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) NW of Orland. 152 Comment
  JEPS120787  Cypselea humifusa Lowell Ahart 2013-9-17 19035 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  CHSC68927  Cystopteris fragilis Vernon Oswald; Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  JEPS94921  Cystopteris fragilis Vernon Oswald and Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 0.5 mi w Rat Trap Gap (at branch of creek, n side of the Yolla Bolly-Middle Eel Wilderness); South Fork of Beegum Creek 1706 Comment
  RSA123787  Cystopteris fragilis Milo S. Baker, H. K. Wagnon 1955-7-22 246 Tehama Harding Spring on the trail to Square Lake. 2073 Comment
  RSA90836  Cystopteris fragilis Milo S. Baker, H. K. Wagnon 1953-6-21 12760 Tehama Logging road W of Paskenta at Henderson s Canyon. 1524 Comment
  RSA66354  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama south base of South Yolla Bolly Mts. 2134 Comment
  UC1025130  Danthonia californica var. americana Douglas Barbe 1955-7-16 163 Tehama sw slope of ridge leading to Ovenlid; Somerset 1767 Comment
  CHSC91129  Datura stramonium D. Isle 1997-6-19 309 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Red Bluff Diversion Dam, Sacramento River Watershed in Red Bluff. 91 Comment
  CHSC55172  Daucus pusillus L. P. Janeway 1991-6-15 4011 Tehama Battle Creek Wildlife Area. Small canyon draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC64686  Daucus pusillus Vernon H. Oswald 1995-5-9 6714 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, se of Pool 20. 213 Comment
  HSC1847  Delphinium nudicaule Larry Berti 1969-3-19 32 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
  CHSC66054  Delphinium patens subsp. patens Vernon H. Oswald; Lowell Ahart 1996-5-6 7528 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank along Paynes Creek at this location. 124 Comment
  CHSC107096  Delphinium variegatum M. Mitchell 2010-4-6 31 Tehama Dye Creek Preserve. 135 Comment
  CHSC86047  Delphinium variegatum subsp. variegatum Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 213 Comment
  CHSC13869  Deschampsia danthonioides Tim Manolis 1974-3-31 43 Tehama 16 mi. N of Chico and 1 mi. E of Hwy 99 on Kiefer Rd. Comment
  JEPS88591  Deschampsia danthonioides Vernon H. Oswald and Lowell Ahart 1996-4-29 7469 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  RSA295454  Deschampsia danthonioides J. R. Reeder, C. G. Reeder 1981-5-20 7355 Tehama 6.5 km SW of Dales. 73 Comment
  CHSC49535  Deschampsia elongata Vernon Oswald 1984-6-19 1306 Tehama North-east corner of Wilson Lake. Meadow. 1606 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
  UCD63589  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 Comment
  CAS-BOT-BC43136  Descurainia pinnata subsp. brachycarpa Milo S. Baker 1940-8-15 9843 Tehama Near cabins Government Flat. Comment
  JEPS104325  Dianthus armeria subsp. armeria Lowell Ahart 2003-6-11 10241 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
  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
  JEPS9570  Dicentra formosa Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  LA47694  Dicentra formosa Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  JEPS104175  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2003-6-11 10274 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
  JEPS64184  Dichelostemma capitatum Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo Road) Comment
  HSC3077  Dichelostemma capitatum subsp. capitatum S. J. Hawks 1965-5-8 48 Tehama 15 mi. E of Red Bluff on Hwy. 36 Comment
  UCR52368  Dichelostemma capitatum subsp. capitatum Brent Helm, Curtis Miller, Mark Steiger 1988-3-25 38 Tehama 17.5 mi east of Tehama city line on Hwy 36 183 Comment
  CHSC71058  Dichelostemma congestum Vernon Oswald; Lowell Ahart 1998-5-14 9049 Tehama Hwy. 36 between Red Bluff and Platina, 2.3 mi east of Vestal Rd. 274 Comment
  CHSC86561  Dichelostemma multiflorum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  JEPS16183  Dichelostemma multiflorum Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3129 Tehama 1 mi w Paskenta-Newville road junction (w Tehama County) Comment
  CAS-BOT-BC502807  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  CHSC67303  Diplacus douglasii James D. Jokerst 1983-5-10 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
  SBBG15310  Diplacus layneae H. and M. Dearing 1938-6-22 2072 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC63421  Diplacus nanus Vernon H. Oswald 1994-6-11 6270 Tehama Tedoc Rd. (Forest Rd. 45) 0.5 mi N of Tedoc Gap, W of Red Bluff and S of Plantina. 1365 Comment
  CHSC107353  Diplacus tricolor Lowell Ahart; John Dittes 2011-6-9 17439 Tehama Rio De Los Molinos Land Grant. On the bottom of a small vernal pool, 50 yards east of a large vernal pool, sand dune area, about 40 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 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
  CAS-BOT-BC136199  Dodecatheon alpinum John Thomas Howell 1961-6-20 36586 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC136200  Dodecatheon alpinum Alice Eastwood 1912-8-22 1839 Tehama Trail from Morgan's Springs - Lassen Butte Comment
  CHSC13901  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 249 Tehama 0.8 mi e on Vina Road from Hwy 99 on s side of road. Comment
  CHSC41085  Dodecatheon clevelandii subsp. patulum Pauleen Broyles 1982-2-2 309 Tehama The Nature Conservancy Vina Plains Preserve. Open slope ca 300 m south of Lassen Road. Comment
  HSC12542  Dodecatheon clevelandii subsp. patulum J. A. De Corr Tehama Red Bluff Comment
  HSC2097  Dodecatheon clevelandii subsp. patulum Larry Berti 1969-3-15 19 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC77367  Dodecatheon hendersonii Heidi West; L. P. Janeway 1999-3-3 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 304 Comment
  CHSC88870  Dodecatheon hendersonii Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 500 yds south of Little Antelope Creek on Powerline Road. UTM: 10 0592802 E, 4454122 N. 611 Comment
  HSC17885  Dodecatheon hendersonii W. R. Rogers 1965-4-25 281 Tehama Hwy. 36, 4 mi. W of Mineral Comment
  JEPS76640  Downingia bacigalupii L. R. Heckard 1972-6-18 2985 Tehama sw of Tedoc Mt. 1371 Comment
  JEPS14494  Downingia bicornuta W. L. Jepson 1938-6-10 18978 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  HSC1662  Downingia cuspidata Larry Berti 1969-5-9 70 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  SEINET12318351  Downingia cuspidata A. E. Kilkenny 1978-1 19 Tehama ca 12 mi NE of Chico, 1/2 mi SE of Jct. of US 99 and Haille Rd;Richardson Springs Quadrangle 15 61 Comment
  HSC74950  Downingia elegans J. P. Smith, Thomas W. Nelson 1979-6-24 10179 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CHSC40709  Downingia ornatissima var. ornatissima Pauleen Broyles 1982-4-23 458 Tehama The Nature Conservancy Vina Plains Preserve. Deep clay of a wallow just s of Lasses Road and ca 300 meters e of Sheep Camp Ditch. 68 Comment
  UCD136422  Dryopteris arguta Dean W. Taylor 1976-7-9 6041 Tehama At headwaters of Cub Creek. 1859 Comment
  UC673607  Dudleya cymosa L. V. Compton 1930-5-20 Tehama 21 mi ne Red Bluff (Meadow Ranch) Comment
  CHSC88814  Dudleya cymosa subsp. cymosa Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 200 yds. north of Antelope Creek upper slab crossing. UTM: 10 0594992 E, 4454004 N. 476 Comment
  SJSU6160  Dudleya farinosa D. L. Wilson 1970-5-14 Tehama above confluence of N & S forks of Antelope Cr c. 20 mi E of Red Bluff Comment
  JEPS127108  Dysphania botrys Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21367 Tehama A little south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  CHSC115812  Dysphania pumilio Lowell Ahart; John Dittes 2015-8-5 20458 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC88296  Dysphania 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
  CHSC88283  Echinochloa colona Lowell Ahart 2004-6-28 11129 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC65148  Echinochloa crus-galli Vernon H. Oswald 1995-6-30 6949 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of the ditch along the old highway just s of the Old Hwy. Pool. 219 Comment
  SEINET10863764  Echinochloa crus-galli Virginia E. Long 1931-8-14 Long 102 a Tehama In ditch along highway. Near Sacramento Valley rice fields, north of Corning. Comment
  CAS-BOT-BC197246  Echinochloa muricata John Thomas Howell 1960-8-20 36267 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  JEPS124113  Echinodorus berteroi Lowell Ahart, John Dittes 2015-6-22 20257 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CDA34225  Elatine brachysperma L. Ahart, J. Dittes 2010-7-17 16845 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. Comment
  JEPS88361  Eleocharis acicularis Vernon H. Oswald and Lowell Ahart 1996-9-4 8253 Tehama BLM parcel along Hwy 36 ne Red Bluff (growing on edge of creek ca 1 mi upstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 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
  CHSC94331  Eleocharis bella Lowell Ahart 2006-7-19 13048 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CAS-BOT-BC112777  Eleocharis macrostachya John Thomas Howell 1960-8-20 36217 Tehama Morgan, near Lassen Volcanic National Park. 1463 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
  CHSC66889  Eleocharis montevidensis Vernon H. Oswald 1996-9-4 8271 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC84513  Eleocharis parishii John Dittes; Lowell Ahart 2003-6-12 2003 -67 Tehama Cascade Range Foothills; ca. 5.0 air-mile east of Sacramento River, ca. 6.4 air-miles north by northeast of Dales, ca. 0.4, air-mile south of Battle Creek. Along Spring Branch Tributary of Battle Creek. 176 Comment
  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
  JEPS124409  Eleocharis suksdorfiana Lowell Ahart, John Dittes 2015-8-6 20502 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
  CHSC66216  Elodea canadensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7711 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. A slough along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  UCD80873  Elymus CNPS SN Foothill Team 2005-7-1 SNNR 0492 c Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CHSC64586  Elymus caput-medusae Vernon H. Oswald; Lowell Ahart 1995-4-3 6582 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two streams converging at the w boundary on the s edge of the ridge crossing the nw corner of the reserve. 201 Comment
  CHSC66129  Elymus caput-medusae Vernon H. Oswald; Lowell Ahart 1996-4-29 7471 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bank of the intermittent stream near the W boundary. 103 Comment
  UC1949118  Elymus caput-medusae Barbara Ertter with Brad Olson 1991-7-4 10268 Tehama Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta 2 mi SE of Kingsley Glade/Maxin jct ca 28 airmiles W of Corning; SW-facing meadow Comment
  RSA201352  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  CHSC87966  Elymus elymoides subsp. californicus Lowell Ahart 2004-6-18 11108 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 883 Comment
  UC1019554  Elymus elymoides subsp. elymoides Louise Kellogg 1952-7-17 82 Tehama on ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 Comment
  CAS-BOT-BC203733  Elymus glaucus subsp. glaucus John Thomas Howell 1960-8-18 36083 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC66516  Elymus glaucus subsp. glaucus Vernon H. Oswald; Lowell Ahart 1996-5-20 7569 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  JEPS88275  Elymus glaucus subsp. glaucus Vernon H. Oswald and Lowell Ahart 1996-5-20 7569 Tehama ne end of BLM parcel along Hwy 36 ne Red Bluff; Cascade Range Foothills, Hog Lake Plateau 188 Comment
  HSC74823  Elymus lanceolatus subsp. lanceolatus J. P. Smith, Thomas W. Nelson 1978-7-22 10011 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  UCD62737  Elymus trachycaulus subsp. subsecundus J. I. Mallory 1957-8-28 172 Tehama 1/4 mile west-southwest of Mill Creek Store, Lassen National Forest. 1402 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
  CAS-BOT-BC204309  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-8-20 36220 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  JEPS96673  Elytrigia elongata Dean W. Taylor 1997-6-9 16118 A Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 1996 Comment
  CHSC84899  Epilobium brachycarpum L. P. Janeway 2003-9-18 7993 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
  JEPS115383  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 b 1493 Comment
  JEPS38192  Epilobium campestre W. L. Jepson 1927-6-25 12350 Tehama Pine Creek road sta. 60 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
  CHSC56560  Epilobium ciliatum subsp. ciliatum Steven Triano 1988-9-18 259 Tehama Ca 25 ft w of Hwy. 32 and 32.4 mi n of its jct. with Hwy. 99. 1109 Comment
  JEPS105920  Epilobium ciliatum subsp. ciliatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11199 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC68957  Epilobium ciliatum subsp. glandulosum Vernon Oswald; Lowell Ahart 1997-7-7 8669 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  JEPS94506  Epilobium ciliatum subsp. glandulosum Vernon Oswald and Lowell Ahart 1997-7-7 8669 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Middle Eel Wilderness on Forest Road 27N06); Yolla Bolly Middle Eel Wilderness, Forest Road 27N06 1676 Comment
  CHSC29823  Epilobium cleistogamum M. S. Taylor; T. Griggs, R. Schlising 1980-6-21 2939 Tehama Lassen Rd vernal pool, ca. 16 mi n of Chico, ca 200 m s of Lassen Rd, ca. 1/4 mi e of Hwy 99E. Comment
  CHSC80402  Epilobium densiflorum Caroline Warren; Heidi West, Natalie Wight 1998-6-5 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 259 Comment
  CHSC88292  Epilobium densiflorum Lowell Ahart 2004-6-28 11140 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS117431  Epilobium densiflorum Lowell Ahart 2010-7-17 16882 Tehama On the south side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, , about 4.5 miles (air) southeast of Manton, about 2 -1/2 miles (air) north of Highway 36 726 Comment
  RSA67185  Epilobium hornemannii subsp. hornemannii P. A. Munz 1951-7-25 16857 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  UC1010398  Epilobium minutum Keith Wagnon 1953-5-3 12668 Tehama w Paskenta (along logging rd) Comment
  RSA90801  Epilobium minutum Keith Wagnon 1953-5-3 MSB- 12668 Tehama W of Paskenta along logging road. Comment
  UC596431  Epilobium pallidum R. F. Hoover 1938-6-10 3588 Tehama s Red Bluff; Coyote Creek bridge Comment
  JEPS38213  Epilobium pallidum Mrs. S. A. Long 1938-5-16 Tehama betw. Red Bluff and Henleyville Comment
  CDA38097  Epilobium torreyi L. Ahart, J. Dittes 2003-6-11 10248 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC86821  Epilobium torreyi Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CHSC94267  Epilobium torreyi Lowell Ahart 2006-7-25 13077 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UCD147036  Epipactis gigantea Robert E. Preston 2012-6-18 2878 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  CHSC117725  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes 2016-8-25 21308 Tehama Banks of the dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC117644  Equisetum telmateia subsp. braunii Lowell Ahart; John Dittes 2016-8-24 21268 Tehama About 100 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CAS-BOT-BC204513  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  CAS-BOT-BC204514  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony, three miles north of Corning 79 Comment
  CHSC117649  Eragrostis curvula Lowell Ahart; John Dittes 2016-8-25 21285 Tehama About 40 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Conflunce, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. 117 Comment
  CHSC66591  Eragrostis pectinacea var. pectinacea Vernon H. Oswald; Lowell Ahart 1996-7-8 7991 Tehama Cascade Range Foothills. Hwy. 36 NE of Red Bluff near Hog Lake. On the E edge of Hwy. 36 ca. 0.7 mi SW of the parking lot at Hog Lake Plateau. 274 Comment
  JEPS127175  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2016-8-25 21286 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
  UCD98111  Eremogone congesta var. crassula J. M. Tucker; L. K. Mann 1959-7-19 3547 Tehama South Yolla Bolly Mountain. 2438 Comment
  CHSC92151  Eriastrum brandegeeae J. Molter 1993-6-26 766 b Tehama Along aband. rd. 640 Comment
  CHSC105906  Ericameria greenei B. Castro; L. P. Janeway 1999-8-23 1034 E Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  CHSC32818  Ericameria linearifolia Brian H. McMurtry 1979-4-7 1 Tehama Ca. 2mi. se of Paskenta on Round Valley Rd. Comment
  CHSC35638  Ericameria linearifolia R. E. Preston 1982-4-6 222 Tehama Ca. 1/2 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. Comment
  UCD149551  Ericameria ophitidis G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC104780  Ericameria parryi var. latior L. P. Janeway 2010-8-29 10175 Tehama High Cascade Range. 1.8 air km east of Colby Mountain; along Road 17N06 7.4 road km northwest of Humboldt Road and Jonesville. Roadside opening. 1655 Comment
  UCSB25957  Erigeron canadensis Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 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
  HSC74857  Erigeron greenei J. P. Smith, Thomas W. Nelson 1978-7-22 10026 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  CAS-BOT-BC295156  Erigeron inornatus John Thomas Howell 1960-8-20 36222 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  UCD131992  Erigeron inornatus J. M. Tucker; L. K. Mann 1959-7-19 3540 Tehama At summit, South Yolla Bolly Mountain. 1920 Comment
  CHSC102487  Erigeron inornatus var. inornatus L. P. Janeway 2009-6-21 9828 Tehama Cascade Range Foothills. Tehama Wildlife Area; near top of ridge overlooking Antelope Creek from the south; along Ishi Road 0.3 road km east of East Grapevine Jeep Trail. 588 Comment
  SEINET8667557 Image available Erigeron inornatus var. inornatus D. E. Lepley 2006-7-7 s.n. Tehama Northwest flank of Colby Mountain. Take Road 27N06 4.3 miles east from Highway 32 (junction less than a mile south of highway's lowest Deer Creek crossing). 1487 Comment
  CHSC65045  Erigeron lassenianus var. lassenianus Vernon H. Oswald; Lowell Ahart 1995-7-17 7092 Tehama High Cascade Range. 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
  CHSC77725  Erigeron philadelphicus B. Castro; L. P. Janeway 1999-6-24 998 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  RSA126015  Erigeron philadelphicus E. K. Balls 1957-5-23 22523 Tehama 10.1 miles SW along State hwy. 32 from jct. with State Hwy. 89 1037 Comment
  CAS-BOT-BC248816  Eriogonum compositum var. compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama On ridge ca. 1/4 mile east of summit of South Yolla Bolly Mountain 2377 Comment
  RSA90787  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1953-7-11 12838 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC76526  Eriogonum dasyanthemum Heidi West; Caroline Warren 1999-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. On side of road in shale ruts. 335 Comment
  CHSC78686  Eriogonum dasyanthemum L. P. Janeway; B. Castro 2000-6-11 6791 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge. 902 Comment
  HSC71873  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5801 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  RSA26303  Eriogonum dasyanthemum Alice Eastwood, John T. Howell 1941-7-9 9757 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SD211669  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22), 9.3 miles west of Paskenta jct, ca. 25 airmiles west of Corning. 945 Comment
  HSC70447  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5046 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  HSC74830  Eriogonum libertini J. P. Smith, Thomas W. Nelson 1978-7-22 10019 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  CHSC79196  Eriogonum lobbii L. P. Janeway 2000-6-29 6846 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  CHSC85275  Eriogonum lobbii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 809 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake; downslope of trail. 2147 Comment
  RSA66630  Eriogonum lobbii var. lobbii P. A. Munz 1951-7-26 16924 Tehama East flank of South Yolla Bolly Peak, South Yolla Bolly Mountains. 2348 Comment
  SD22380  Eriogonum luteolum Susan G. Stokes 1932-7-15 Tehama So. of Red Bluff Comment
  CHSC95195  Eriogonum marifolium R. D. Fischer 2005-8-1 842 Tehama Cascade Range High in Lassen National Volcanic Park. Specimen found along Ridge Lake Trail out of Sulfur Works. 1981 Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  CAS-BOT-BC263204  Eriogonum marifolium var. marifolium John Thomas Howell 1960-8-19 36199 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  CAS-BOT-BC261457  Eriogonum nudum var. nudum Alice Eastwood; John Thomas Howell 1941-7-9 9717 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC261706  Eriogonum nudum var. oblongifolium R. E. Frenkel 1964-9-30 911 Tehama On California Hwy. 36, 4.3 miles west of Mineral 1356 Comment
  CHSC117156  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes 2016-6-22 21024 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
  CHSC65062  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-17 7075 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Scattered plants near the old highway on the basalt ridge crossing the NE corner of the reserve. 225 Comment
  CHSC66635  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1996-7-15 8058 Tehama W side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. 1389 Comment
  HSC95442  Eriogonum roseum L. Ahart, John Dittes 2003-9-17 10587 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CHSC43708  Eriogonum spergulinum var. reddingianum Vernon Oswald 1986-7-2 2183 Tehama Hwy 32, 0.2 mi sw of Hwy 36. In open forest. 1447 Comment
  CHSC106849  Eriogonum tripodum Barbara Ertter; Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 853 Comment
  CHSC90789  Eriogonum tripodum D. Isle 2004-8-12 279 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Fuel Break, E up Jeep Rd 25N02 250 and 350 yds. above gravel excavation site (parking area) at BM 3094 on N edge Rd. 356, in slight above gravel excavation site (parking area) at BM 3094, N edge Valentine Ridge Rd 356. GPS: 10T 0527937 E 4432001 N + 10T 0528083 E 4431818 N. 963 Comment
  UCD80056  Eriophyllum lanatum CNPS SN Foothill Team 2005-5-10 SNFN 0163 b Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC102483  Eriophyllum lanatum var. grandiflorum L. P. Janeway; B. Castro 2009-4-25 9775 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
  JEPS110083  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-8-15 13196 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  RSA724808  Eriophyllum lanatum var. grandiflorum L. Ahart 2006-8-15 13196 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  UC507151  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi w Mineral Comment
  SBBG8179  Eriophyllum lanatum var. integrifolium H. and M. Dearing 1938-6-25 3031 Tehama Battle Crk Comment
  JEPS97448  Erodium brachycarpum Vernon H. Oswald and L. Ahart 1995-3-6 6516 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  SEINET12183584  Erodium brachycarpum Unknown 1983-1 861 Tehama a rise 100 m N of barn in S pasture, The Nature Conservancy Vina Plains Preserve 62 Comment
  HSC35359  Erodium cicutarium R. M. Sullivan 1975-5-4 54 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  JEPS16995  Eryngium articulatum unknown 1917-8-7 Tehama Red Bluff Comment
  CDA15434  Eryngium castrense G. F. Hrusa, J. Hart 1998-5-1 14422 Tehama Sacramento Valley; Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  JEPS122050  Eryngium castrense Lowell Ahart, John Dittes 2014-5-18 19525 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  UCD77684  Eryngium castrense Robert E. Preston 2005-7-9 2362 Tehama Ca. 7 mi NE of Red Bluff, at Hog Lake. 264 Comment
  CAS-BOT-BC54945  Erysimum perenne G. B. Rossbach; R. P. Rossbach 1938-7-20 Fl. 890 a Fr. 890b Tehama Just south of Soda Spring, Lassen Volcanic National Park. Comment
  SBBG6967  Erythranthe bicolor H. and M. Dearing 1938-6-22 2087 Tehama near Deer Crk Falls 1523 Comment
  CHSC92786  Erythranthe glaucescens John Dittes; Josephine Guardino 2005-4-13 1073 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC118052  Erythranthe guttata Daphne K. Christopher; Lowell Ahart, John Dittes and Hanna Stevens 2003-4-17 190 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC44240  Erythranthe guttata Vernon Oswald 1988-7-12 3563 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Boulder Lake (dry) located between Square and Long Lakes, 1.90 mi w of the trailhead. 2148 Comment
  CHSC84389  Erythranthe guttata Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10535 Tehama Along and in a small streamlet, on both sides of the trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. 2118 Comment
  CHSC80698  Erythranthe microphylla Lowell Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET8374049  Erythranthe moniliformis Porter P. Lowry II 1977-7-6 837 Tehama ca. 5 mi. south of Mineral on State Hwy. 172; along roadway. Comment
  RSA28181  Erythronium californicum Elmer I. Applegate 1930-4-16 6116 Tehama Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  CHSC1204  Eschscholzia californica subsp. californica M. Underhill 1953-5-9 Tehama Inland, vernal form. 76 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
  SEINET4535580  Euphorbia Leila M. Shultz 1990-5-3 11321 Tehama North Coast Ranges, Mendocino Forest 305 Comment
  CHSC116169  Euphorbia maculata Lowell Ahart; John Dittes 2015-6-22 20262 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
  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
  RSA739807  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence, sand bar in active floodplain of Sacramento River. 63 Comment
  CAS-BOT-BC202416  Euphorbia ocellata Milo S. Baker 1947-8-14 11999 Tehama Ca. 4 mi N.E. of Red Bluff on Rd. to Mineral Comment
  CHSC78837  Euphorbia spathulata Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS113302  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama HIgh Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Comment
  CHSC101634  Festuca arundinacea D. Isle 1989-4-20 1617 Tehama Mendocino National Forest. Red Bluff Diversion Dam area; east of Sacramento River diversion. Comment
  UCD32604  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 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
  UC1949301  Festuca idahoensis Barbara Ertter with Brad Olson 1991-7-4 10270 Tehama Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin jct ca 28 airmiles W of Corning Comment
  SEINET190916 Image available Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 mi NE of Lomo on Rte. 32 banks above Deer Creek Comment
  JEPS81060  Festuca roemeri J. P. Smith and T. W. Nelson 1978-7-22 10032 Tehama Tedoc Mtn. Shasta-Trinity National Forest, Yolla Bolly Quad. 1613 Comment
  JEPS44877  Fragaria virginiana Jos. Grinnell 1925-6-15 Tehama Mineral 1493 Comment
  CAS-BOT-BC447522  Fragaria virginiana var. platypetala Elizabeth McClintock; Wayne Roderick; Martha Roderick 1902-9-12 s.n. Tehama Road to Mumbo basin, Trinity Mts. 1889 Comment
  CAS-BOT-BC53829  Frangula californica subsp. tomentella Alice Eastwood 1912-8-22 1927 Tehama Lassen Butte Region - near Payne Creek Comment
  CHSC65700  Fraxinus dipetala Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7269 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common shrub on a rocky, N-facing slope on the S side of Paynes Creek, in the NE corner of the plateau. 213 Comment
  CHSC77606  Fraxinus dipetala B. Castro 1999-6-10 973 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. On upland ridge. 310 Comment
  CAS-BOT-BC212400  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama Near 8 mi. post, logging road west of Paskenta Comment
  CAS-BOT-BC212406  Fremontodendron californicum Peter H. Raven; Otto T. Solbrig 1958-6-16 13242 Tehama Along State Highway 36, 2.0 miles west of Paynes Creek Comment
  CAS-BOT-BC212408  Fremontodendron californicum Alice Eastwood 1912-8-22 1923 Tehama Between Payne Creek and Red Bluff, Lassen Butte Region Comment
  CAS-BOT-BC212409  Fremontodendron californicum Philip A. Munz 1948-8-12 12343 Tehama Highway 36 east of Red Bluff 1097 Comment
  CAS-BOT-BC212411  Fremontodendron californicum C. Hart Merriam 1907-9-18 s.n. Tehama Hills east of Payne Creek P.O. Comment
  HSC21365  Fremontodendron californicum K. P. St. John 1965-5-7 36 Tehama 6 mi. E of Paynes Creek on Hwy. 36 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
  SJSU539  Fremontodendron californicum G. Witherspoon 1940-6-29 2166 Tehama by Hwy 36, 11 mi W of Mineral 914 Comment
  CHSC1946  Fremontodendron californicum subsp. californicum R. Carter 1965-5-15 207 Tehama Found on N side Hwy 36, 6 mi E of Lance Valley turnoff. Comment
  CHSC80287  Fremontodendron californicum subsp. californicum L. P. Janeway 1999-6-19 6471 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  UC1010401  Fritillaria affinis Milo S. Baker and H. K. Wagnon 1953-5-10 12620 Tehama w of Paskenta (on logging road near 13 mi post) Comment
  UC2042999  Fritillaria atropurpurea Barbara Ertter 1990-5-13 8957 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, open W-facing bank above Mill Creek. Comment
  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
  CHSC42203  Fritillaria recurva Julie L. Brown 1986-4-13 Tehama 50 m from Deer Creek. Ca. 73 km ne of Chico on hwy 32. 606 Comment
  UC1586027  Fritillaria recurva Barbara Ertter 1989-5-3 8434 Tehama 20 air mi sw of Chester (e side of Deer Creek, Deer Creek Rd (Rt 32) at milepost 12.00,); Deer Creek, Deer Creek R 975 Comment
  RSA537533  Fritillaria recurva Barbara Ertter 1989-5-3 8434 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  CHSC90422  Galium ambiguum Niall McCarten; Roxanne Bittman 1986-6-15 5417 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. South side of Boswell Ridge, 0.25 mi. east of Johnson cabin, N side Rd. 23N01. 1584 Comment
  CHSC80685  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC88584  Galium ambiguum var. ambiguum L. P. Janeway 2001-6-10 7137 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  CHSC100293  Galium andrewsii D. Isle 1989-6-22 1501 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. North rd bank W of Paskenta on road M2. 914 Comment
  JEPS52789  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4006 Tehama along road below Colyear Springs 1249 Comment
  UC1002641  Galium aparine Milo S. Baker and H. K. Wagnon 1953-5-30 12673 Tehama 5 mi w Paskenta Comment
  JEPS6509  Galium bifolium W. L. Jepson 1927-6-24 12326 Tehama Mineral 1524 Comment
  UC1245130  Galium bifolium J. M. Tucker 1959-7-19 3569 Tehama ca 1 1/2 mi e Square Lake (beside trail to lake, ne side of mt.); South Yolla Bolly Mountain 2103 Comment
  JEPS13240  Galium bolanderi Rimo Bacigalupi 1955-7-18 5368 Tehama 1 mi n Potato Patch Camp (nr. CA Hwy 32); Deer Cr. Canyon 1005 Comment
  UC1949250  Galium glabrescens Barbara Ertter 1990-7-16 9396 Tehama NW side of Mt Eddy SW of Weed, 1-2 mi E of Park Cr Trailhead (=crest of Rt 17) on S side of Deadfall VABM ridge Comment
  UCD121765  Galium grayanum J. M. Tucker; L. K. Mann 1959-7-19 3541 Tehama At summit, South Yolla Bolly Mountain. 2465 Comment
  JEPS87436  Galium grayanum var. grayanum Vernon H. Oswald and Lowell Ahart 1993-9-2 5906 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  RSA0005747  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain. 2348 Comment
  HSC75060  Galium mexicanum var. asperulum J. P. Smith, Thomas W. Nelson 1978-7-22 10050 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CHSC87203  Galium parisiense Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10745 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  RSA90842  Galium parisiense Milo S. Baker, H. K. Wagnon 1953-5-31 12709 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CHSC95128  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 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
  RSA718783  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km NE of the upper northern tip of Cohasset Ridge. 1109 Comment
  CHSC90456  Galium triflorum Niall McCarten; Roxanne Bittman 1986-6-15 5373 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1280 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
  HSC72226  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-23 5864 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  UC1010355  Garrya congdonii Keith Wagnon 1953-5-10 12611 Tehama 10 mi w Paskenta (below logging road) Comment
  UCD121085  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 703 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  OBI77045  Garrya fremontii Anthony Baniaga 2011-6-3 304 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1072 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
  CAS-BOT-BC282597  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi. post 243 Comment
  JEPS97269  Gastridium ventricosum Vernon H. Oswald 1995-5-16 6723 Tehama T29N R2W NE1/4 SW1/4 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
  JEPS115387  Gayophytum diffusum subsp. diffusum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16319 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
  UC1001331  Gayophytum heterozygum Louise Kellogg 1952-7-17 72 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino NF, Middle Eel-Yolla Bolly Pri 2438 Comment
  POM304449  Gayophytum heterozygum Alice Eastwood, John Thomas Howell 1941-7-9 9764 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS87128  Gentiana newberryi Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13203 Tehama near Plumas County line (e slope of Mt. Conard, in the head of unnamed creek draining to Spencer Meadow); Sierra Nevada, Mt. Conard, Reading Peak 7.5' USGS Quad. 2392 Comment
  CHSC115694  Gentiana newberryi var. tiogana L. P. Janeway; B. Castro 2015-8-12 11835 Tehama High Cascade Range. Dryish north edge of a large flat meadow on the northwest side of Wilson Lake. 1609 Comment
  CHSC65960  Geranium carolinianum Vernon H. Oswald; Lowell Ahart 1996-4-23 7437 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Common on the grassy bank of Paynes Creek just downstream from the power line at this location. 147 Comment
  CHSC40817  Geranium dissectum Pauleen Broyes 1982-4-30 498 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool just nw of barn in s pasture. 62 Comment
  JEPS94588  Geum macrophyllum Vernon Oswald and Lowell Ahart 1997-7-7 8709 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, e of Rat Trap Gap, n side of Wilderness) 1524 Comment
  CHSC32790  Gilia capitata James Jokerst 1980-6-18 882 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC90408  Gilia capitata Niall McCarten 1986-6-16 5468 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29. Overlid, 0.5 mi. due south of Browns Camp, 1 mi. east of Ides Cove Trailhead. Comment
  JEPS69519  Gilia capitata subsp. capitata J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  JEPS101681  Gilia sinistra subsp. pinnatisecta Dean W. Taylor 1997-7-18 16132 Tehama Ball Rock 1981 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
  HSC1754  Gilia tricolor Larry Berti 1969-3-21 42 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  RSA714311  Gilia tricolor Daisie Huang 2006-4-15 06041512 Tehama Manton Rd. 204 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
  CHSC64608  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1995-4-25 6690 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. 204 Comment
  CHSC75263  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1999-4-21 9705 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  SEINET10972187  Githopsis specularioides Ethel K. Crum 1932-5-9 Crum 1439 Tehama Elder Creek, Lowry 305 Comment
  CHSC83077  Glinus lotoides Lowell Ahart 2002-11-5 10017 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS120783  Glinus lotoides Lowell Ahart 2013-9-17 19037 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  CHSC60476  Glyceria elata Mary Ann Showers 1992-6-26 2595 Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CDA28227  Glyceria elata B. Stroup Tehama 0 Comment
  CHSC79884  Glyceria occidentalis L. P. Janeway 2000-4-5 6655 Tehama Vicinity of Rice Creek, west of I-5. 106 Comment
  RSA413946  Glyceria striata J. P. Smith, Thomas W. Nelson 1979-6-24 10192 Tehama Shasta-Trinity National Forest. Post Creek. 1220 Comment
  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
  RSA718936  Gnaphalium palustre L. Ahart 2006-7-19 13019 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  JEPS124057  Goodyera oblongifolia Lowell Ahart, John Dittes 2015-8-5 20482 Tehama East side of Childs Meadow, 10 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CDA15433  Gratiola ebracteata G. F. Hrusa, J. Hart 1998-5-1 14437 Tehama Sacramento Valley; On ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CAS-BOT-BC304914  Grindelia hirsutula Alice Eastwood 1912-8-22 s.n. Tehama Payne Creek, Lassen Butte Region Comment
  UC1330013  Grindelia hirsutula Beecher Crampton 1966-6-28 7770 Tehama 6 mi wsw Paskenta ((in direct line) ridge between Hatch Field and Lake Hollow) Comment
  CHSC75352  Grindelia hirsutula var. davyi Ben Myhre 1997-4-25 30 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UC1002631  Guillenia lasiophylla Milo S. Baker 1953-5-9 12596 a Tehama logging rd w Paskenta Comment
  CAS-BOT-BC231136  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9787 Tehama Government Flat Comment
  CHSC44192  Hackelia amethystina Vernon Oswald 1988-7-12 3561 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  UC1037401  Hackelia amethystina Douglas Barbe 1955-7-22 240 Tehama between Oven Lid and Spuare Lake (western Tehama County) 2072 Comment
  CHSC61409  Hackelia californica Vernon H. Oswald; Lowell Ahart 1993-8-18 5837 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  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
  JEPS67935  Hackelia nervosa Jos. Grinnell 1928-6-8 Tehama 4 mi n of Mineral 1828 Comment
  JEPS89012  Harmonia doris-nilesiae V. Parker 1991-6-24 51 Tehama rocky ridgetop above <s of> Middle Fork Beegum Creek (above Snake Lake on s side, Pony Buck East quad.); Shasta-Trinity National Forests, Yolla Bolly Ranger District Comment
  RSA90490  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama Logging road W of Paskentia near 10 mile post Comment
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Dec 16 2012
  JEPS118031  Hedypnois rhagadioloides Lowell Ahart, John Dittes 2011-6-9 17462 Tehama In shade under steep bank on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC92870  Helenium bigelovii D. Isle 2000-7-13 1329 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S edge of 24N01.2; W of proposed Auger Unit 3 (dropped from sale due to presence of CYFA). 1304 Comment
  SEINET11848994  Helianthella californica Unknown 1936-1 13333 Tehama along Hwy 99 S of Red Bluff Comment
  UC1002658  Helianthella californica subsp. nevadensis Milo S. Baker and H. K. Wagnon 1954-7-11 13032 Tehama on county road a mi or so above Whittack; West Tehama County Comment
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Jul 29 2009
  UC1037467  Helianthella californica subsp. nevadensis Douglas Barbe 1955-7-17 216 Tehama on county road 1 mi e Howell Camp 1889 Comment
  CAS-BOT-BC314822  Helianthella californica var. nevadensis Milo S. Baker 1955-6-25 13061 Tehama Above Whittock Camp, Mendocino National Forest 1524 Comment
  RSA105344  Helianthella californica var. nevadensis G. D. Barbe 1955-7-17 216 Tehama 1 mile E of Howell Camp on the county road. 1890 Comment
  CHSC101967  Helianthus bolanderi J. Lacey 1982-4-27 325 Tehama 335 Comment
  CHSC76340  Heliotropium curassavicum B. Castro; L. P. Janeway 1999-6-21 993 Tehama About 21 air miles W of Red Bluff just SW of Cobb Flat, on S edge of Pettyjohn Rd, between road and Guyre Creek. Roadside. 426 Comment
  CDA13589  Heliotropium europaeum G. F. Hrusa 1996-8-17 13514 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC105651  Heliotropium europaeum Lowell Ahart; John Dittes 2010-10-4 17281 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
  CHSC65047  Heliotropium europaeum Vernon H. Oswald; Lowell Ahart 1995-7-17 7066 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 a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  JEPS127149  Heliotropium europaeum Lowell Ahart, John Dittes 2016-8-25 21291 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
  CDA5606  Heliotropium europaeum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-5-3 4231 Tehama Moya property, Redbank Road west of Red Bluff. 0 Comment
  RSA609425  Heliotropium europaeum L. C. Wheeler 1958-7-31 7358 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  JEPS13513  Hemizonella minima Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5344 Tehama 20.8 mi n Paskenta; Mendocino National Forest, Cold Spring Camp 1859 Comment
  CHSC80149  Hemizonia congesta subsp. clevelandii B. Castro; L. P. Janeway 2000-6-6 1190 Tehama Vicinity of Paskenta and Thomes Creek, on open flat in hills S of ck, at end of dirt rd. 329 Comment
  JEPS106297  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 543 Comment
  CHSC108053  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). 311 Comment
  SEINET11844255  Hemizonia fitchii Unknown 1982-1 772 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC59176  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald 1992-9-29 5220 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CAS-BOT-BC388508  Herniaria hirsuta var. cinerea John Thomas Howell 1955-6-12 30314 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  UCD98162  Herniaria hirsuta var. cinerea John Thomas Howell 1960-7-24 36000 Tehama Paynes Creek. 563 Comment
  CHSC88511  Hesperevax acaulis var. robustior Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. Along road edge near creek. 259 Comment
  UC762257  Hesperolinon californicum R. F. Hoover 1937-5-19 2287 Tehama 6 mi n Red Bluff Comment
  CHSC48599  Hesperolinon micranthum Vernon Oswald 1986-6-23 2149 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  JEPS122823  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 286 Tehama Along road to Mud Flat campground off the Round Valley Road southwest of Paskenta. Comment
  SEINET882379  Hesperolinon tehamense H. K. Sharsmith 1951-1 4018 Tehama Covelo-Paskenta road, 11.1 mi W of Paskenta, Mondocino Nat. Forest. 1158 Comment
  UC1212198  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama on Covelo-Paskenta road 0.5 m. below Mud Flat (sw of Paskenta, 3 m. within national forest boundary, near type locality); Inner North Coast Ranges, Mendocino National <Forest> 609 Comment
  UC1212201  Hesperolinon tehamense Helen K. Sharsmith 1959-5-26 4689 Tehama Covelo-Paskenta (Round Valley) road 5.1 mi above junction of Newville-Paskenta road (2.1 mi within the national forest boundary); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UCD169338  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama About 9 miles west of Paskenta, on the east side of Road M2. 883 Comment
  RSA93376  Hesperolinon tehamense Milo S. Baker 1953-7-12 12909 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  UC821946  Hesperostipa comata subsp. intermedia A. A. Heller 1916-4-20 12334 Tehama hills 3 mi n Redding Comment
  CHSC66189  Heterocodon rariflorum Vernon H. Oswald; Lowell Ahart 1996-6-3 7715 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Uncommon in moist places along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  CHSC79278  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-4-12 1068 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of S. Branch Sour Grass Creek. 121 Comment
  JEPS102428  Heterocodon rariflorum Lowell Ahart 2001-6-8 8766 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS115508  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 L 1493 Comment
  JEPS118000  Heterocodon rariflorum Lowell Ahart, John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS119870  Heterocodon rariflorum Lowell Ahart 2012-6-2 18152 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  RSA761034  Heterocodon rariflorum Barbara Ertter, Brad Olson 1991-7-4 10261 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  CHSC78891  Heteromeles arbutifolia Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  CDA13590  Heterotheca oregona var. compacta G. F. Hrusa 1996-8-17 13515 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC64946  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7057 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 41, 4.0 mi N of its junction with Forest Road 28N36 (N of Stuart Gap). 1170 Comment
  CHSC80598  Hieracium scouleri var. nudicaule Lowell Ahart 2001-6-16 8856 Tehama 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
  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
  CHSC118585  Holodiscus discolor var. glabrescens L. P. Janeway 2016-9-6 12170 Tehama High North Coast Ranges. Saddle 2.3 air-km west of North Yolla Bolly; Pettyjohn Meadow. 2170 Comment
  CHSC26682  Holodiscus microphyllus var. glabrescens M. S. Taylor 1977-8-17 1479 Tehama Mountain peak above the chaparral, ca. 1/2 mi n of Old Humboldt Rd, ca. 2 mi e of its jct with Scotts John Rd, n of Jonesville. 1981 Comment
  CHSC65347  Holodiscus microphyllus var. glabrescens Lowell Ahart 1995-10-3 7655 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  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
  JEPS87432  Holodiscus microphyllus var. microphyllus Vernon H. Oswald and Lowell Ahart 1993-9-2 5895 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., ridge running e from Mt. Linn 2346 Comment
  CHSC65091  Holozonia filipes Vernon H. Oswald; Lowell Ahart 1995-7-31 7165 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6)/ 365 Comment
  CHSC80720  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 2001-6-8 8802 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 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
  CAS-BOT-BC284704  Hordeum jubatum John Thomas Howell 1960-8-20 36246 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC66099  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1996-5-27 7648 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd NW of Corning. On bed of a pool along the pipeline ca. 0.1 mi N of the S boundary. 102 Comment
  JEPS122132  Hordeum marinum subsp. gussoneanum Lowell Ahart, John Dittes 2014-5-16 19494 Tehama About 200 yards southwest of the lone oak tree, about 1/2 miles east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CHSC56996  Horkelia tridentata subsp. tridentata Steven Triano; Stefani Eiben 1988-5-7 156 Tehama Field ca 40 ft s of Hwy. 36 and 0.2 mi e of its jct. with Battle Creek. 1313 Comment
  JEPS108715  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-19 13021 Tehama Open meadow area just east of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CAS-BOT-BC537972  Horkelia tridentata var. flavescens A. A. Heller 1928-5-30 14576 Tehama At Mineral in the yellow pine belt. 1524 Comment
  CAS-BOT-BC540022  Horkelia tridentata var. tridentata John Thomas Howell 1960-4-20 36272 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  UCD110343  Hypericum anagalloides J. W. Purcell 1920-5-1 s.n. Tehama St. John's, Red Bluff. Comment
  CHSC64711  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  JEPS88277  Hypericum perforatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7699 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (Hog Lake Plateau, along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau 103 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
  CHSC83316  Hypochaeris radicata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS88470  Idahoa scapigera Vernon H. Oswald and Lowell Ahart 1996-3-6 7224 Tehama ca. 1.5 mi. w.-s.w. of parking lot at Hog Lake Plateau (BLM parcel, near Jeep Trail running along the n. side of a ridge); Cascade Range Foothills, Hog Lake Plateau 237 Comment
  UC1299604  Ipomopsis aggregata Freed W. Hoffman 1950-7-3 3680 Tehama 1 mi ne Whiterock Guard Station 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
  CHSC63430  Iris macrosiphon Vernon H. Oswald 1994-6-11 6271 Tehama Forest Rd. 28N36 between Tedoc Gap and Stuart Gap, 0.5 mi W of Post Creek, W of Red Bluff and S of Platina. 1365 Comment
  RSA90631  Iris macrosiphon Milo S. Baker 1953-6-21 12774 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC25029  Iris tenuissima Bob Garamendi 1974-5-12 66 Tehama Mill/Deer Creek Study Area. Obe Field Springs 1158 Comment
  JEPS94379  Iris tenuissima subsp. purdyiformis Vernon H. Oswald and Lowell Ahart 1997-5-14 8422 Tehama 1.1 mi sw at a low-water crossing of North Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 4.9 mi se of Plum Creek Road); Ponderosa Way 1030 Comment
  CHSC81195  Isoetes howellii J. Trizzino 2001-4-17 31 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  CAS-BOT-BC69941  Isoetes howellii Doris Kildale Gillespie 1930-5-14 9359 Tehama 10 mi. e. of Red Bluff on Susanville Road. Comment
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  CHSC53992  Isoetes nuttallii Vernon H. Oswald 1991-5-9 4553 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
  JEPS97383  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1995-4-3 6563 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy 36); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  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
  JEPS88061  Isoetes orcuttii Vernon H. Oswald and Lowell Ahart 1996-4-15 7369 Tehama nw of Corning (CDFG parcel on s side of Gyle Rd); Sacremento Valley, Thomes Creek Ecological Reserve 106 Comment
  CHSC55298  Juncus acuminatus L. P. Janeway 1991-6-15 4016 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. Comment
  JEPS117700  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16884 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36 768 Comment
  CHSC87839  Juncus bufonius var. bufonius Lowell Ahart 2004-6-1 10985 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta. 242 Comment
  CHSC91156  Juncus bufonius var. bufonius David Isle 1995-5-2 1043 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Cpgd sp. area S of spur 23N35A. 652 Comment
  JEPS106178  Juncus bufonius var. bufonius Lowell Ahart 2004-6-1 10985 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta 242 Comment
  JEPS96109  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1996-6-3 7713 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek 0.5 mi downstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  CHSC88299  Juncus dubius Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11187 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
  JEPS106212  Juncus dubius Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11187 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
  UCD80373  Juncus dubius CNPS SN Foothill Team 2006-6-6 SNNR 1247 Tehama TNC Pelton Ranch. 507 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
  HSC82149  Juncus ensifolius Thomas W. Nelson, Jane Nelson 1979-6-25 4905 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC117155  Juncus howellii Lowell Ahart; John Dittes 2016-6-22 21030 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. 883 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
  CAS-BOT-BC279924  Juncus laccatus Peter F. Zika 2012-7-13 25974 Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 1675 Comment
  CAS-BOT-BC26060  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff Comment
  HSC101155  Juncus marginatus P. F. Zika 2011-7-4 25507 Tehama W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek 320 Comment
  CAS-BOT-BC110779  Juncus mertensianus P. A. Munz 1951-7-25 16847 Tehama North base of South Yolla Bolly Mountains. Square Lake. 2148 Comment
  CAS-BOT-BC110778  Juncus mertensianus P. A. Munz 1951-7-25 16847 Tehama North base of Yolla Bolly Mountains. Square Lake. 2148 Comment
  JEPS91253  Juncus orthophyllus Dean Wm. Taylor with Glenn Clifton 1992-8-22 13195 Tehama Lassen Volcanic National Park, Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line 2392 Comment
  RSA67182  Juncus orthophyllus Phillip A. Munz 1951-7-25 16851 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  UC54231  Juncus orthophyllus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4349 Tehama near Morgan; Mount Lassen 1524 Comment
  JEPS67060  Juncus oxymeris W. L. Jepson 1938-6-10 18979 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  JEPS96102  Juncus oxymeris Vernon H. Oswald and Lowell Ahart 1996-6-3 7706 Tehama BLM parcel along Hwy 36 ne Red Bluff (flood channel along creek ca 0.4 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  CHSC87865  Juncus patens Lowell Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 549 Comment
  RSA722144  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca. 20-22 air miles northeast of Red Bluff. 326 Comment
  SBBG122903  Juncus usitatus B. Ertter 2003-7-20 18254 Tehama Wild Cat Rd between Manton Rd and Battle Crk, NE of Red Bluff 326 Comment
  CHSC79382  Juncus xiphioides B. Castro; C. Warren 2000-4-13 1075 Tehama Vicinity of Orland, W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  CAS-BOT-BC85360  Juniperus californica H. E. McMinn 1922-7-1 275 Tehama Along road between Begum & Rosewood, along Dry Creek Comment
  CHSC44630  Juniperus californica Vernon Oswald 1986-3-4 1045 Tehama Hwy 36 2.2 mi sw of Hog Lake. 137 Comment
  LA6564  Juniperus californica Carl Epling; William Robison 1935-7-21 sn Tehama E of Red Bluff Comment
  UCR164304  Juniperus californica Maile Neel 2000-4-29 H- 3 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
  UCR164510  Juniperus californica Maile Neel 2000-4-29 H- 5 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
  CHSC55287  Keckiella breviflora var. glabrisepala L. P. Janeway 1991-6-15 4020 Tehama Battle Creek Wildlife Area. Ca 1 1/2 mi east of the Sacramento River. Steep north-facing slope above Battle Creek. 129 Comment
  JEPS105610  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  UC2043053  Keckiella corymbosa Barbara Ertter 1991-9-2 10796 Tehama Paskenta - Round Valley Road (Rt M4 over Mendocino Pass) 7.0 mi W of Newville Road junction, ca. 6 air miles SW of Paskenta. Comment
  UCD80782  Keckiella corymbosa CNPS SN Foothill Team 2005-6-21 SNNR 0345 b Tehama USFS, Lassen National Forest, adjacent to Mill Creek. 653 Comment
  JEPS97438  Keckiella lemmonii Vernon H. Oswald and L. Ahart 1995-7-12 6993 Tehama T29N R9W NE1/4 Sec. 34, 2860 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. Stems of a shrub growing on a roadside bank. 871 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
  UCD21120  Koeleria gerardi Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 296 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584581; 4416292. Comment
  CHSC40587  Lactuca saligna Pauleen Broyles 1982-9-29 853 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  CHSC40525  Lagophylla glandulosa Pauleen Broyles 1982-5-19 563 Tehama The Nature Conservancy Vina Plains Preserve. On a bank near an irrigation ditch. 66 Comment
  JEPS118738  Lagophylla glandulosa L. P. Janeway 2011-9-27 10749 Tehama Inner North Coast Ranges. Above one of the northern arms of Black Butte Lake, Irwin Road access, 1.3 km south of Newville Road. Black Butte Dam 7.5' quad. Comment
  JEPS38988  Lagophylla glandulosa W. L. Jepson 1929-9-27 15280 Tehama stream bed in hills n of Red Bluff 243 Comment
  JEPS88084  Lagophylla glandulosa Vernon H. Oswald and Lowell Ahart 1996-7-8 7954 Tehama BLM parcel along Hwy 36 ne Red Bluff (on banks of intermittent stream crossing ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  SJSU8130  Lagophylla glandulosa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama near Hwy 36 c. 4 mi W of Mineral Comment
  JEPS19949  Lagophylla glandulosa R. F. Hoover 1940-9-22 4616 Tehama ne of Red Bluff Comment
  RSA93137  Lagophylla glandulosa Milo S. Baker, H. K. Wagnon 1953-5-31 12702 Tehama Roadside a mile or so east of Paskenta Comment
  JEPS3579  Lagophylla minor Keith Wagnon 1953-5-3 12627 Tehama w of Paskenta 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
  HSC90071  Lasthenia californica Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 29 Tehama 3 mi. E of Road A-5 229 Comment
  CHSC64500  Lasthenia californica subsp. californica Vernon H. Oswald; Lowell Ahart 1995-4-3 6560 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. At the junction of the old highway and the unimproved road s of the Old Hwy. Pool. Throughout the reserve. 216 Comment
  UCD133661  Lasthenia californica subsp. californica Joseph M. DiTomaso 1976-3-28 375 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC79094  Lasthenia fremontii B. Castro; L. P. Janeway 2000-4-5 1054 Tehama Vicinity of Orland; on terrace adjacent to Rice Creek. 109 Comment
  CHSC64693  Lasthenia glaberrima Vernon H. Oswald 1995-5-2 6705 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 margin of Dales Lake (collected on the w side). 213 Comment
  JEPS10006  Lasthenia gracilis W. L. Jepson 1899-4-27 Tehama Salt Gulch Yallo Bally Mountains, Greasewood Hills Comment
  HSC1830  Lasthenia gracilis Larry Berti 1969-3-15 18 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 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
  CDA16187  Lasthenia platycarpha G. F. Hrusa, J. Hart 1999-4-29 15040 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  CHSC96657  Lathyrus angulatus Lowell Ahart 2007-5-8 13737 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC82101  Lathyrus jepsonii var. californicus L. P. Janeway 2001-7-25 7378 Tehama High Cascade Range. Next to North Fork Calf Creek at crossing of closed spur road, between Roads 27N12 and 27N06; 1.6 km north-northwest of Colby Mountain. 1400 Comment
  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
  CHSC89822  Lathyrus sulphureus B. Castro; L. P. Janeway 2001-6-5 1262 Tehama Vicinity of Thomes Creek and Bowers Creek. At top of steep north-west-facing slope below dirt road in bottom of small canyon with small perennial creek. Upper edge of riparian strip. 316 Comment
  CHSC64340  Layia fremontii Vernon H. Oswald; Lowell Ahart 1995-3-19 6532 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 ca. halfway between Inks Creek Rd. and the s tip of the reserve. 207 Comment
  JEPS39112  Layia fremontii W. L. Jepson 1899-4-30 179 f Tehama Red Bluff Comment
  SEINET11447716 Image available Layia fremontii C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 48 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site Comment
  HSC90090  Layia fremontii Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 27 Tehama On Hwy. 36, 4 mi. W of Manton Rd. 274 Comment
  SD225736  Layia fremontii Carol Witham, Jennifer Buck 2001-4-13 48 Tehama Along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Off roadside. Comment
  HSC89626  Layia platyglossa L. Blackford, S. Branch, D. Malm 1988-3-26 30 Tehama 9 mi. E of Red Bluff at Hog Lake 259 Comment
  SEINET10871462  Ledum glandulosum F. Marion Ownbey, Ruth P. Ownbey 1938-7-16 Ownbey 1745 Tehama Marshy woods near Dry Lake, 7 miles north of Mineral on Viola Road. Comment
  CHSC60467  Lemna turionifera Mary Ann Showers 1992-6-28 2653 .1 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC64694  Leontodon saxatilis subsp. longirostris Vernon H. Oswald; Lowell Ahart 1995-5-9 6722 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. 213 Comment
  CHSC92794  Leontodon saxatilis subsp. saxatilis John Dittes; Josephine Guardino 2005-5-11 1121 A 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
  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
  CHSC77757  Lepidium latifolium B. Castro; L. P. Janeway 1999-6-14 986 Tehama About 19 air miles SW of Red Bluff, vicinity N Fork Red Bank Creek, Bell Rd, and Bluedoor Flat. 289 Comment
  UC1873695  Lepidium nitidum var. nitidum Barbara Ertter with James R. Shevock 1993-4-30 11583 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC117372  Lepidium strictum Richard R. Halse 2015-3-21 9328 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  CHSC102321  Leptosiphon bicolor L. P. Janeway 2009-4-4 9716 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC87310  Leptosiphon bicolor Lowell Ahart 2004-4-29 10801 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  CHSC57822  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 18.6 mi (odometer) E of Hwy. 99, 2.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) SSE of Paynes Creek. 762 Comment
  CHSC78259  Leptosiphon bolanderi Vernon H. Oswald 2000-5-17 9920 Tehama Hwy. 36 5.6 road miles east of Paynes Creek. 871 Comment
  CHSC80557  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  HSC73399  Leptosiphon ciliatus L. Sieburth, B. Potter, Susan Ahrens 33 Tehama 671 Comment
  CHSC88943  Leptosiphon filipes A. Peterson 2003-4-19 55 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  HSC70011  Leptosiphon nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1978-7-21 4441 Tehama Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc Comment
  CHSC86553  Leptosiphon parviflorus Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  HSC75386  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3453 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  RSA121621  Lesquerella occidentalis G. D. Barbe 1955-7-16 183 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  JEPS87027  Lessingia nana Dean W. Taylor 1991-8-13 12270 Tehama ca. 4.5 mi wnw Corning; Henleyville Quad., Sacramento Valley 112 Comment
  UCD134086  Lessingia nana Merrill 1927-7-1 754 Tehama Red Bluff. Comment
  UCD35609  Lessingia nana Beecher Crampton 1958-8-12 5071 Tehama 3.5 miles north of Cana, near junction of Cana Rd. with US Hwy. 99E. Comment
  UC761981  Lessingia nemaclada R. F. Hoover 1940-9-22 4618 Tehama volcanic plateau ne Red Bluff Comment
  UC2016530  Lessingia nemaclada Richard Olmstead 1983-7-3 417 Tehama Dry, open hillside next to Highway 32, ca. 2 miles south of Potato Patch Campground, 7 miles north of Butte Meadows. Comment
  UCD134094  Lessingia nemaclada Dean W. Taylor 1976-7-7 6032 Tehama Highway 32 in canyon of Deer Creek near Alder Creek campground approximately 7.8 miles west from junction with Highway 89. 1173 Comment
  UCD80085  Lessingia virgata CNPS SN Foothill Team 2005-5-17 SNNR 0195 b Tehama TNC Dye Creek Preserve. 235 Comment
  UC2014181  Leucanthemum vulgare Ellen Dean, M. Starbuck, D. H. S. Madrigals 2010-8-29 6870 Tehama Tehama County: Western edge of Lake Almanor off Hwy 89. Comment
  UCD113878  Leucanthemum vulgare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6870 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS16581  Ligusticum apiifolium W. L. Jepson Jul 24 1897-Jul 25 1897 14244 Tehama South Yolla Bolly Mt. Comment
  UC923145  Ligusticum grayi Freed W. Hoffman 1950-7-5 3259 Tehama trail to Yolla Bolly Summit (N. Yolla Bolly) from White Rock Guard Station (near Trinity-Tehama Co. boundary) 1828 Comment
  UC1586544  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1991-5-9 4554 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  LA22068  Lilium pardalinum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC23589  Lilium pardalinum subsp. pardalinum Nancy Mosman 1971-7-17 100 Tehama Found near the edge of Deer Creek 200 ft n of Hwy 32 ca. 18.6 mi s of Chester. 1066 Comment
  CHSC87420  Limnanthes douglasii subsp. rosea R. D. Fischer; Jenny Marr 2004-3-13 110 Tehama ScV, north of Chico off Hwy 99, east on Lassen Road. Site area south side Lassen Road as it crosses Singer Creek, west side of creek. In vernal pool in meadow adjacent to creek. 45 Comment
  UC1303141  Limnanthes douglasii subsp. rosea A. A. Heller 1926-4-10 13914 Tehama along Pacific Hwy se Vina Comment
  UCD80437  Limnanthes douglasii subsp. rosea CNPS SN Foothill Team 2005-5-18 SNNR 0078 a Tehama TNC, Dye Creek Preserve, upper fork drainage of Wildcat Gulch. 363 Comment
  CDA35338  Limnanthes douglasii subsp. rosea A. C. Browne 1951-3-27 Tehama Highway 99E [later Highway 99], 6 miles south of Vina. 0 Comment
  CHSC28783  Limnanthes floccosa subsp. floccosa J. D. Jokerst 1979-4-1 192 Tehama Wurlitzer Ranch, Vina Plains. 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
  JEPS87180  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1992-4-21 4904 Tehama 7.8 (odometer) mi e Hwy 99 (on Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), ca 10 mi (air) e of Red Bluff) 289 Comment
  JEPS127134  Limnobium spongia Lowell Ahart, John Dittes 2016-8-25 21310 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
  CHSC105942  Limosella acaulis Lowell Ahart; John Dittes 2010-7-17 16844 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC41098  Limosella acaulis Pauleen Broyles 1982-5-21 644 Tehama The Nature Conservancy Vina Plains Preserve. Boundary of sections 20 and 29, e of Hwy. 99. 60 Comment
  SDSU3170  Linanthus bolanderi D . F. Howe 1968-5-28 4539 Tehama 1.3 Miles north of Log Springs Guard Station. 1372 Comment
  HSC95552  Linanthus dichotomus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 19 Tehama Hwy. 36, W facing slope on N side of rd. 439 Comment
  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
  CDA40106  Linanthus dichotomus subsp. meridianus Vernon H. Oswald & Lowell Ahart 1998-4-21 8925 Tehama Inner North Coast Ranges; Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Comment
  UC908699  Linanthus latisectus L. V. Compton 1930-5-20 Tehama Circle S Ranch Comment
  CAS-BOT-BC123060  Linanthus nuttallii subsp. howellii T. W. Nelson; J. P. Nelson 1980-6-22 5847 Tehama Yolla Bolly Quad. 1.5 miles N of Tedoc Gap along Forest Service road 45, west side of Mount Tedoc. 1500 Comment
  NY336946  Linanthus nuttallii subsp. howellii T. W. Nelson 1980-6-22 5847 Tehama Yolla Bolly Quad, 1.5 miles N of Tedoc Gap along Forest Service road 45, W side of Mount Tedoc 1500 Comment
  OBI5323  Linaria dalmatica T. C. Fuller 1968-9-17 17615 Tehama Scenic Ave, Mineral. SE corner of the yard, opp the W end of the school yard Comment
  RSA281208  Linaria dalmatica T. C. Fuller 1968-9-17 17613 Tehama In yard and fencerow of the house opposite the w. end of the school yard, Scenic Ave., Mineral. Comment
  CDA6364  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17615 Tehama Opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  RSA123550  Linum lewisii Milo S. Baker, Douglas Barbe 1955-7-16 195 Tehama On the east ridge leading to the summit of South Yolla Bolly Mtn. (Mt. Linn). 2348 Comment
  JEPS104237  Lipocarpha aristulata Lowell Ahart 2003-9-17 10601 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC65075  Listera convallarioides Vernon H. Oswald; Lowell Ahart 1995-7-17 7087 Tehama Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  UCD138974  Listera convallarioides J. M. Tucker; L. K. Mann 1962-7-29 3635 Tehama ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid. 1981 Comment
  JEPS43061  Lithophragma affine Virginia Bailey 1938-4-16 Tehama on the Paskenta-Covelo road six mi w Paskenta; w of Paskenta Comment
  CHSC64370  Lithophragma bolanderi Vernon H. Oswald; Lowell Ahart 1995-3-19 6538 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the s rim of the basalt ridge in the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  CHSC65973  Lithophragma bolanderi Vernon H. Oswald; Lowell Ahart 1996-4-23 7452 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Localized population on slope of Paynes Creek Canyon ca. 0.4 mi N of the Jeep Trail and 0.2 mi W of the power line at this location. 198 Comment
  CHSC53983  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4541 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC65974  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald; Lowell Ahart 1996-4-23 7434 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along HWY. 36 NE of Red Bluff. Common on the brushy north-facing slope of Paynes Creek Canyon near the power line and the N end of the Jeep Trail 167 Comment
  JEPS94346  Lithospermum californicum Vernon H. Oswald and Lowell Ahart 1997-5-14 8423 Tehama 1.1 mi sw at a low-water crossing of the North Fork Antelope Creek (4.9 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29)); Ponderosa Way 1030 Comment
  UC1010436  Lithospermum californicum Milo S. Baker 1953-6-21 12756 Tehama logging road west of Paskenta Whisky Saddle 1448 Comment
  JEPS103262  Logfia filaginoides Lowell Ahart 2002-4-27 9542 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  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
  CHSC79950  Logfia gallica L. P. Janeway 2000-5-16 6741 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  CHSC96655  Logfia gallica Lowell Ahart 2007-5-8 13760 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
  JEPS122124  Logfia gallica Lowell Ahart, John Dittes 2014-5-17 19510 -A Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CHSC64582  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1995-4-10 6628 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC41055  Lolium perenne Pauleen Broyles 1982-6-14 735 Tehama The Nature Conservancy Vina Plains Preserve. 70 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
  OBI8943  Lomatium caruifolium Virginia Bailey 1938-4-16 s.n. Tehama 6 mi W of Paskenta, along Paskenta-Covelo rd Comment
  CHSC79089  Lomatium caruifolium var. denticulatum B. Castro; L. P. Janeway 2000-4-5 1049 Tehama Vicinity of Orland, in 'hummocky' rolling hills adjacent to Rice Creek. 118 Comment
  CHSC81210  Lomatium caruifolium var. denticulatum J. Trizzino 2001-3-27 8 Tehama About 0.25 mi east on Lassen Road, on south side over fence on northern portion of Vina Plains Preserve, upland portion. About 600' inside of fenceline. 68 Comment
  RSA424748  Lomatium caruifolium var. denticulatum Aaron Liston, M. Blumler 1987-4-24 654 -20 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  UC1004193  Lomatium caruifolium var. denticulatum W. A. Weber and Lewis S. Rose 1953-5-23 8466 Tehama 2 mi. s. Cottonwood 121 Comment
  UCD21107  Lomatium caruifolium var. denticulatum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 283 Tehama Inks Creek Ranch site. Comment
  UCR236874  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  CDA35767  Lomatium dasycarpum subsp. tomentosum J. R. Keck Jr. 1980-4-18 PDR# 330047 Tehama Red Bluff. 0 Comment
  RSA67188  Lomatium macrocarpum P. A. Munz 1951-7-25 16861 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
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Jul 13 2009
  JEPS17155  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-25 14286 Tehama Stiver's Ranch, Crane Creek 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
  UCD80009  Lomatium utriculatum CNPS SN Foothill Team 2006-4-5 SNNR 0852 Tehama TNC Easement, Denny Ranch. 306 Comment
  UCSB63896  Lomatium utriculatum Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28NR2W NW1/2 NE1/4 Sect. 8; Cascade Range Foothills 164 Comment
  CHSC66481  Lonicera interrupta Vernon H. Oswald; Lowell Ahart 1996-5-20 7571 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  SEINET4399747  Lotus Leila M. Shultz 1990-5-5 11332 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC66194  Lotus corniculatus Vernon H. Oswald 1996-6-3 7693 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  UCR119836  Lotus denticulatus Beecher Crampton 1954-6-16 1970 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  JEPS102782  Lotus humistratus Lowell Ahart 2001-6-16 8878 Tehama On north side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  UC1004194  Lotus humistratus W. A. Weber and Lewis S. Rose 1953-5-23 8467 Tehama 2 mi s Cottonwood 121 Comment
  JEPS94349  Lotus pinnatus Vernon H. Oswald and Lowell Ahart 1997-5-14 8418 Tehama Ponderosa Way (Forest Road 28N29) 3.8 mi se of Plum Creek Road at a low-water crossing of the North Fork Antelope Creek North Fork Antelope Creek; Ponderosa Way 938 Comment
  SEINET3696862 Image available Lotus purshianus A. A. Heller 1937-7-21 16167 Tehama Deer Creek Hwy, W of first crossing of Deer Creek. Comment
  JEPS104352  Lotus purshianus var. purshianus Lowell Ahart 2003-9-17 10579 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
  UC726356  Lotus purshianus var. purshianus A. A. Heller 1937-8-20 16170 Tehama near e end Deer Creek Meadows Comment
  HSC98268  Lotus unifoliolatus var. unifoliolatus Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  CHSC84581  Ludwigia palustris Lowell Ahart; John Dittes 2003-9-17 10586 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
  RSA90606  Lupinus adsurgens var. lilacinus Milo S. Baker, H. K. Wagnon 1953-6-21 12781 Tehama Logging road west of Paskenta. 1372 Comment
  JEPS75783  Lupinus albicaulis Todd and Virginia Keeler-Wolf 1971-6-13 26 Tehama about 1/4 mi s Thunder Camp; Yolla Bolly Mountains, s of Thunder Camp 1371 Comment
  JEPS64899  Lupinus angustiflorus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  CHSC31104  Lupinus bicolor Thomas Chastain 1980-4-12 17 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC3941  Lupinus bicolor D. F. Johnson 1967-3-9 10 Tehama Found on hillsides, especially around reservoir ca. 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC59728  Lupinus bicolor Thomas J. Hart 1984-3-11 2 Tehama At the intersection of South Center and Tehama Vina roads (w side of Tehama Vina Road). Los Molinos. 72 Comment
  CHSC64529  Lupinus bicolor Vernon H. Oswald; Lowell Ahart 1995-4-3 6583 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. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  CHSC90511  Lupinus bicolor Doug Burcombe 1988-4-3 7 Tehama 50 m E Black Butte Lake dam and 20 m N of Stoney Creek between dam and Hwy. 32. 70 Comment
  JEPS88481  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1996-4-3 7279 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Thomes Creek Ecological Reserve; Sacramento Valley 103 Comment
  CDA14471  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4206 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 0 Comment
  SEINET10936795  Lupinus latifolius subsp. viridifolius Thomas W. Nelson, Jane P. Nelson 1979-6-25 Nelson 4924 Tehama Yolla bolly quad. T27n, r9w, sec 4. Dry hillside at wells creek campground. 1280 Comment
  JEPS11641  Lupinus lepidus var. confertus Milo S. Baker and Douglas Barbe 1955-7-16 201 Tehama on the E ridge leading to the summit of South Yolla Bolly (Mt. Linn) Comment
  CHSC88583  Lupinus lepidus var. lobbii L. P. Janeway 2001-6-10 7140 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  JEPS76678  Lupinus lepidus var. sellulus L. R. Heckard 1972-6-17 2952 Tehama E slope of Beegum Mt. Comment
  CDA27501  Lupinus microcarpus var. densiflorus G. D. Barbe 1985-4-5 4209 Tehama West of Red Bulff. Comment
  UC726777  Lupinus microcarpus var. microcarpus A. A. Heller 1938-5-21 15095 Tehama just s Los Molinos; s of Los Molinos Comment
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Jul 21 2009
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  SEINET12166453  Lupinus nanus var. apricus Unknown 1983-1 863 Tehama Nature Conservancy Vina Plains Preserve. T24N R1W center Sec 28 66 Comment
  CHSC75270  Lupinus nanus var. latifolius Vernon H. Oswald; Lowell Ahart 1999-4-21 9703 Tehama High Trestle-McClure Place Trail starting on Hog Back Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  JEPS97216  Lupinus nanus var. vallicola Vernon H. Oswald and L. Ahart 1995-4-3 6599 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  NY15960  Lupinus navicularis A. A. Heller 1940-5-1 15572 Tehama On the Cone Ranch eas of Red Bluff, along U. S. Highway #99E. Comment
  CHSC85307  Lupinus obtusilobus John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 783 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  LA93395  Lupinus obtusilobus J. M. Tucker; L. K. Mann 1959-7-19 3553 Tehama South Yolla Bolly Mountain, 0.5 E of summit 2285 Comment
  RSA121613  Lupinus obtusilobus Douglas Barbe 1955-7-16 200 Tehama On east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2317 Comment
  RSA123558  Lupinus sellulus subsp. ursinus Douglas Barbe 254 Tehama 1 mile west of Long Lake along the trail. 2287 Comment
  SEINET12166455  Lupinus subvexus P. Broyles, Foster, M. 1983-1 911 Tehama Nature Conservancy Vina Plains Reserve. ca 1kmNE of Barn in S pasture. T24N R1W cntr of E bound.S28 Comment
  CHSC64707  Lupinus succulentus Vernon H. Oswald 1995-5-22 6744 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in gravel on the edge of Inks Creek Rd. 213 Comment
  RSA0036473  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041516 Tehama Manton Rd. 203 Comment
  RSA0058985  Luzula cascadensis Peter F. Zika 2012-7-14 25984 Tehama Cold Fork Trail, c. 1 mile S of Rat Trap Gap, 2 air miles SE of North Yolla Bolla Lake, Yolla Bolly Mountains. 612 Comment
  JEPS28791  Luzula comosa var. laxa George W. Gillett 1957-8-18 1095 Tehama Brokeoff Mountain. Lower portion of the Brokeoff Trail, about 1/4 mile above the Sulphur Works Checking Station 2103 Comment
  CHSC96741  Lycium barbarum L. P. Janeway 2007-4-24 8999 Tehama Sacramento Valley. Along north side of Aramayo Way about half way between Hwy 99 (Los Molinos) and Sacramento River (town of Tehama); 860 m west of Hwy 99. Growing along 15 m right-of-way fence line and 8 m into adjacent weedy annual grassland field. 64 Comment
  JEPS104122  Lycopus americanus Lowell Ahart 2003-9-17 10568 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC116178  Lythrum tribracteatum Lowell Ahart; John Dittes 2015-6-22 20253 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Lost Molinos. 74 Comment
  JEPS94963  Madia elegans Vernon Oswald and Lowell Ahart 1997-7-7 8677 Tehama near the ne corner of Yolla Bolly Middle Eel Wilderness (near the Lookout on Tomhead Mountain); Tomhead Mountain 2057 Comment
  CHSC80603  Madia exigua Lowell Ahart 2001-6-14 8829 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  RSA92981  Madia exigua Milo S. Baker, H. K. Wagnon 1953-5-9 12608 Tehama Logging road west of Pakenta, near 6 mile post 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
  CHSC80604  Madia gracilis Lowell Ahart 2001-6-16 8877 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS89653  Madia gracilis Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13212 Tehama Wilson Lake Rd. 0.7 mi. e. from Hwy. 89 Sierra Nevada 1554 Comment
  RSA789721  Madia gracilis J. R. Shevock, David W. Isle 1985-6-22 11269 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  CAS-BOT-BC334719  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53460 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  CAS-BOT-BC334720  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53461 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  JEPS88566  Madia subspicata Vernon H. Oswald and Lowell Ahart 1996-5-20 7574 Tehama BLM parcel along Hwy 36 ne Red Bluff (on bank of intermittent stream at ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UCSB63853  Madia subspicata Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  CHSC21474  Maianthemum racemosum M. S. Taylor 1975-7-17 855 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  CHSC65864  Maianthemum stellatum Maria Ulloa-Cruz 1994-5-26 14 Tehama Yolla Bolla Ranger District. Pole Corral Creek. Shasta-Trinity National Forests. 1600 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
  JEPS103588  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 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
  JEPS3723  Malacothrix clevelandii Milo S. Baker 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta Comment
  CHSC68575  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1997-5-14 8428 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  JEPS103383  Malacothrix floccifera Lowell Ahart 2002-4-27 9545 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS24211  Malacothrix floccifera Stanton A. Cook 1960-4-23 947 Tehama 5 mi n Newville (on road from Newville to Paskenta) Comment
  JEPS94342  Malacothrix floccifera Vernon H. Oswald and Lowell Ahart 1997-5-14 8428 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 5.7 mi se of Plum Creek Road); Ponderosa Way 981 Comment
  CAS-BOT-BC347371  Malacothrix floccifera Joshua Suchocki; Charlene Vullo; Kyle Wear No date on label 78 Tehama Along Hwy 36, about 14 miles from Basin Gulch campground 609 Comment
  OBI77313  Malacothrix floccifera Anthony Baniaga 2011-7-23 457 Tehama Lassen NF. On decomissioned 27N02, before it forks to spurs. Onion Butte quad T27N R4E sec 29 SW of NE 1220 Comment
  CHSC115230  Malva nicaeensis B. Castro; R. Carter, J. Boyt, B. Humphrey, A Groom 2015-4-27 2039 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.1 air mi NW of its confluence with the Sacramento River and 1.15 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. At inside edge of pronounced bend in channel. 680 Comment
  CHSC75382  Marrubium vulgare Ben Myhre 1997-4-14 25 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC80657  Marrubium vulgare Lowell Ahart 2001-6-14 8833 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS116143  Marsilea oligospora Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16303 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 Cree 1493 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
  CHSC64499  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1995-4-3 6557 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. At the s gate of the old highway. 216 Comment
  JEPS65512  Medicago polymorpha J. W. Blankinship 1911-4-25 Tehama Comment
  JEPS97237  Medicago polymorpha var. brevispina Vernon H. Oswald and L. Ahart 1995-4-17 6660 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC40832  Medicago polymorpha var. polymorpha Pauleen Broyles 1982-3-25 361 A Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road in central pasture. 70 Comment
  CHSC82298  Medicago praecox Lowell Ahart 2002-4-27 9566 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  JEPS102658  Melica aristata Lowell Ahart 2001-6-16 8872 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CHSC61450  Melica fugax Vernon H. Oswald; Lowell Ahart 1993-8-18 5848 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2133 Comment
  CAS-BOT-BC282120  Melica geyeri B. Crampton 1954-6-16 1964 Tehama Whiskey Saddle, Crane Mills main logging road, to the W of Paskenta 1438 Comment
  CHSC109861  Melica geyeri B. Castro; L. P. Janeway 2004-5-30 1462 Tehama High Cascade Range. Steep 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. 999 Comment
  UCD32603  Melica geyeri var. aristulata Beecher Crampton 1954-6-16 1964 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 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
  UC1183423  Melica stricta J. M. Tucker and L. K. Mann 1959-7-19 3557 Tehama se side South Yolla Bolly Mountain 2255 Comment
  CHSC87146  Melica torreyana Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Along stream bank. 289 Comment
  JEPS106302  Melilotus albus Lowell Ahart 2004-6-11 11024 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
  CHSC66569  Mentha canadensis Vernon H. Oswald; Lowell Ahart 1996-7-8 7980 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the edge of Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  JEPS117357  Mentha pulegium Lowell Ahart, John Dittes 2010-7-17 16849 Tehama Above the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  UC2031498  Mentzelia dispersa Barbara Ertter with Brad Olson 1991-7-6 10365 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
  CHSC117704  Mentzelia laevicaulis Lowell Ahart; John Dittes 2016-8-24 21265 Tehama About 60 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
  RSA0113449  Mertensia ciliata Henry J. Ramsey, Henry J. Ramsey 1938-8-1 1733 Tehama Mineral King. Comment
  CHSC56087  Micranthes californica Kate A. Hanson 1977-3-30 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km northwest-north of Corning. Hillside. 450 Comment
  CHSC67442  Micranthes integrifolia James D. Jokerst 1981-2-23 1252 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Along Zimmershed Creek located N of Pine Creek. Comment
  JEPS88291  Micropus californicus var. californicus Vernon H. Oswald and Lowell Ahart 1996-4-29 7480 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (nw side of Valley, (collected near s boundary ca. 0.2 mi w of the farm pond)); Sacramento Valley, Thomes Creek Ecological Reserve 106 Comment
  RSA90845  Micropus californicus var. californicus Milo S. Baker, H. K. Wagnon 1953-5-31 12713 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  SEINET11807874  Microseris acuminata Unknown 1982-1 453 Tehama Nature Conservancy Vina Plains Preserve 66 Comment
  UC1949315  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CHSC78812  Microseris elegans Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  JEPS75792  Microseris nutans Todd and Virginia Keeler-Wolf 1971-6-18 174 Tehama about 1 1/2 mi se North Yolla Bolly Guard Station; Yolla Bolly Mountains 2042 Comment
  CHSC117348  Mimetanthe pilosa B. Castro; L. P. Janeway 2015-7-13 2101 Tehama Sacramento Valley. In bottom of Thomes Creek channel, ca 1.25 mi Wf Hwy I-5 and ca 50 ft E of the Rawson Rd bridge. N S side of dry creek bed. 91 Comment
  CHSC87945  Mimetanthe pilosa Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS3638  Mimulus Milo Baker 1953-5-10 Tehama about 6 mi from Paskenta (along logging road n and w) 914 Comment
  SEINET3365890 Image available Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Hwy near junction with the old road 1676 Comment
  JEPS101529  Mimulus glaucescens Dean W. Taylor 1997-5-30 16020 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 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
  UC1731083  Mimulus glaucescens Dean W. Taylor 1997-6-6 16029 Tehama Pine Creek; at the 1860 ft contour, 566 Comment
  UC1731247  Mimulus glaucescens Dean W. Taylor 1997-6-18 16075 Tehama ca 0.5 mi s, on Ponderosa Way Chapman Gulch (ca 4 mi s Hwy 36, above culvert in dirt rd); CaRF 960 Comment
  UCD80788  Mimulus glaucescens CNPS SN Foothill Team 2005-6-13 SNFN 0378 d Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  UC445222  Mimulus guttatus W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  UCD122709  Mimulus guttatus J. M. Tucker 1959-7-19 3564 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  JEPS97005  Mimulus kelloggii Vernon H. Oswald and L. Ahart 1994-3-8 5983 Tehama T23N R7W SE1/4 Sec. 22, 1280 ft, Chaparral-Foothill Woodland ecotone. Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta 390 Comment
  UC1778590  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama NW sandy roadside bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  UC1950174  Mimulus layneae Barbara Ertter with Brad Olson 1991-7-5 10337 Tehama Raglin Ridge Rd 4.4 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff Comment
  UC625480  Mimulus microphyllus Frank W. Gould 1938-6-26 466 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  UC726425  Mimulus moniliformis A. A. Heller 1941-8-11 16279 Tehama 1/2 mi or more from Sulphur Works entrance Lassen Volcanic National Park; Lassen National Forest Comment
  CHSC28405  Mimulus moschatus J. D. Jokerst 1979-7-16 294 Tehama Marsh and pond area along Forest Service Trail 3E12, 1.0 mi. W. of trailhead. Comment
  CHSC88284  Mimulus moschatus Lowell Ahart 2004-6-28 11142 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  HSC81960  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4891 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  HSC82152  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4916 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  RSA791129  Mimulus moschatus Gerald Dickinson 1964-7-24 234 Tehama Anthony Peak, 1/4 mi below on east slope. Growing at water tank overflow. 2043 Comment
  UC195466  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s of Vina; Pine Creek Comment
  JEPS10601  Mimulus pilosus W. L. Jepson 1929-9-27 15279 Tehama edge of hills ne Red Bluff (in stream bed) 243 Comment
  JEPS121167  Mimulus pilosus Lowell Ahart 2013-8-2 18990 Tehama Bank on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS88569  Mimulus pilosus Vernon H. Oswald and Lowell Ahart 1996-6-3 7704 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Along Paynes Creek ca. 0.3 mi downstream from old bridge site. 103 Comment
  UC980579  Mimulus primuloides subsp. primuloides Milo S. Baker and H. K. Wagnon 1953-7-12 12880 Tehama 6.1 mi beyond Whitlock Camp (w Tehama Co.) 1828 Comment
  JEPS97277  Mimulus torreyi Lowell Ahart 1995-10-3 7658 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. Comment
  SEINET3079251 Image available Mimulus torreyi Marc Mittleman 1980-8-1 102 Tehama Along Deer Creek, on Rt. 32, 3.9 mi. Sw junction with Rt. 36 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
  JEPS10515  Mimulus tricolor W. L. Jepson 1932-5-9 16343 Tehama 2 mi ne Red Bluff 103 Comment
  UCD96102  Mimulus tricolor Dena Grossenbacher; Brian Green 2008-5-6 817 Tehama 0.2 miles northwest of Hog Lake off of Highway 36. 262 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
  UCD80212  Minuartia californica CNPS SN Foothill Team 2006-3-27 SNFN 0310 Tehama TNC Easement Denny Ranch. Located 100 m north of SNFN0309. 213 Comment
  CDA24053  Minuartia cismontana L. Ahart, Vernon Oswald 2001-5-7 10021 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  JEPS51440  Minuartia douglasii W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  JEPS88384  Minuartia douglasii Vernon H. Oswald and Lowell Ahart 1996-4-15 7382 .1 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on large meander plain of intermittent stream ca. 0.3 mi. e. of the lane); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 100 Comment
  CAS-BOT-BC174706  Minuartia nuttallii P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  CHSC90429  Minuartia nuttallii subsp. gregaria Niall McCarten 1986-6-16 5448 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29, 0.5 mi. due so. of Browns Camp, 1 mi. east of Ides Cove Trailhead. Comment
  JEPS13264  Minuartia nuttallii subsp. gregaria Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5309 Tehama Oven Lid; summit 1981 Comment
  CAS-BOT-BC181139  Minuartia rosei J. P. Smith; T. W. Nelson 1978-7-22 10031 Tehama Shasta-Trinity National Foest, Tedoc Mtn. 1613 Comment
  JEPS81073  Minuartia rosei Thomas W. Nelson and Jane P. Nelson 1980-6-22 5846 Tehama along forest service rd. 45 1.5 mi n Tedoc Gap (w side of mt.); Six Rivers National Forest, Mount Tedoc 1371 Comment
  CHSC64917  Mollugo verticillata Vernon H. Oswald; Lowell Ahart 1995-6-13 6848 A Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the dry margin of the Old Hwy. Pool. 219 Comment
  CHSC80225  Mollugo verticillata B. Castro; L. P. Janeway 2000-5-23 1176 Tehama Vicinity of Orland and Black Butte Lake, near Rice Creek. 103 Comment
  UC2070434  Monardella breweri Barbara Ertter with James R. Shevock 1992-6-14 11175 Tehama Ponderosa Way 3.3 miles south of Plum Creek Road ca. 9 air miles ESE of Paynes Creek (town), above North Fork Antelope Creek. Comment
  CHSC105924  Monardella odoratissima subsp. glauca B. Castro; L. P. Janeway 1999-8-23 1034 J Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co. lines. 1999 Comment
  JEPS63391  Monardella odoratissima subsp. pallida Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  UC1543858  Monardella odoratissima subsp. pallida Harold and Virginia Bailey 1948-8-27 3056 Tehama Lassen Volcanic National Park, Loop Highway overlooking Sulphur Creek, below Sulphur Works 2072 Comment
  RSA123697  Monardella odoratissima subsp. pinetorum G. D. Barbe 1955-7-16 164 Tehama Oven Lid, West of Paskenta, Mendocino Natl. Forest 1921 Comment
  UC2070433  Monardella villosa subsp. subserrata Barbara Ertter with Brad Olson 1991-7-4 10200 Tehama Toomes Camp Road (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning. Comment
  CAS-BOT-BC233767  Montia W. J. Crins; et al. 1988-4-18 7435 Tehama Ca. 15 km. W. of Paskenta, above Mud Flat, N. of Paskenta-Covelo Road, Mendocino National Forest Comment
  UC1023440  Montia fontana Milo S. Baker and H. K. Wagnon 1953-6-21 12777 Tehama loggin road w of Paskenta (near Twenty-one Mile Post) 1676 Comment
  UC1873688  Montia fontana Barbara Ertter with Brad Olson 1993-5-15 11816 a Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  CHSC60390  Montia fontana subsp. amporitana Mary Ann Showers 1992-6-26 2598 b Tehama Lassen Volcanic National Park. Moist soil at edge of right bank of Sulphur Creek east of Sulphur Works Entrance station. 1828 Comment
  CHSC64363  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in shallow water in the intermittent drainage w of the borrow pit. 213 Comment
  CHSC64364  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6495 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in a wet depression in grassland on the w side of Dales Lake n of Inks Creek Rd. 213 Comment
  CHSC97422  Montia parvifolia Robert Fischer 2006-5-6 1017 Tehama Chico. Sierra Nevada foothills, ca. 6 milles west of Hwy. 32, along county road 27N08 at old bridge crossing Deer Creek. 853 Comment
  OBI72078  Muhlenbergia filiformis Barbara Ertter, Brad Olson 1991-7-6 10415 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning, T24N R8W sec 10 SENE 1890 Comment
  CHSC57826  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi E (odometer) of Hwy. 99, ca. 10 mi (air) E of Red Bluff. Roadside. 289 Comment
  CHSC64556  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1995-4-10 6607 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the nw edge of Pool 8 and the w boundary fence. 213 Comment
  CHSC65933  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7364 .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 bed of a drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  UC1594600  Myosurus minimus Vernon H. Oswald and Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) 7.8 (odometer) mi e Hwy 99 (10 mi (air) e of Red Bluff) 289 Comment
  CHSC66100  Nassella cernua Vernon H. Oswald; Lowell Ahart 1996-5-27 7641 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On a high bank along the NW side of the meander plain of the creek ca. 0.3 mi E of the W boundary of the reserve. 103 Comment
  RSA93478  Nassella lepida H. K. Wagnon s.n. Tehama 6 mi west of Paskenta along logging road 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
  RSA756871  Nassella pulchra Barbara Ertter 1990-5-12 8933 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
  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
  CHSC4509  Navarretia divaricata C. Glascock 1965-5-15 425 Tehama 12.4 mi w of Mineral R.S. on Hwy 36 at n roadside. Comment
  JEPS13514  Navarretia divaricata Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5345 Tehama 20.8 mi n Paskenta (Cold Spring Camp); Mendocino National Forest 1859 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
  CHSC41025  Navarretia heterandra Pauleen Broyles 1982-5-10 567 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  CHSC66053  Navarretia heterandra Vernon H. Oswald; Lowell Ahart 1996-5-6 7539 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy 36 NE of Red Bluff. Between the SW end of Hog Lake and the parking lot on Hwy. 36. 265 Comment
  CHSC80409  Navarretia heterandra C. Warren; J. Marr, J. Cunningham 1998-5-11 Tehama Vicinity of Williams Butte, Thomes Ck and Garland/Round Valley Rd. 274 Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  UCD80644  Navarretia heterandra CNPS SN Foothill Team 2005-6-7 SNNR 0166 Tehama TNC, Dye Creek Preserve. 471 Comment
  UC2031485  Navarretia intertexta Barbara Ertter with Brad Olson 1991-7-5 10292 a Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch'], ca 15 air miles WNW of Red Bluff Comment
  JEPS70410  Navarretia intertexta subsp. propinqua Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 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
  JEPS16184  Navarretia leucocephala Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3133 Tehama 8 mi ne Flourney (along Paskenta Raod, w Tehama County) Comment
  UC972124  Navarretia leucocephala R. F. Hoover 1942-5-20 5880 Tehama 6 mi s Corning Comment
  UCD39791  Navarretia leucocephala (C. R?) Bell 1950-5-1 720 Tehama 8 miles N.E. of Flournoy, S.W. Tehama County in Sacramento Valley. Comment
  SEINET9337880  Navarretia leucocephala Unknown 1999-4-29 15035 Tehama Coyote Creek Conservation Area Comment
  CHSC41027  Navarretia nigelliformis Pauleen Broyles 1982-6-10 721 Tehama The Nature Conservancy Vina Plains Preserve. Ca 30 m south of large vernal pool in central pasture. 66 Comment
  CHSC113262  Navarretia pubescens Lowell Ahart; John Dittes 2014-5-16 19485 Tehama On the west side of the large rock, north of the poor dirt road, about 1/8 mile northeast of the end of Lyon Cattle Road, about 2 1/4 miles (air) northeast of Los Molinos. 99 Comment
  UC1076023  Navarretia pubescens Herbert L. Mason 1947-5-18 14788 Tehama 1 mi w Corning Comment
  CHSC107229  Navarretia tagetina Lowell Ahart; John Dittes 2011-6-9 17438 Tehama Rio De Los Molinos Land Grant. On the sides 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
  UC1607544  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  UC1076024  Navarretia tagetina Herbert L. Mason 1947-5-18 14790 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  JEPS105201  Navarretia viscidula Dean W. Taylor 1995-5-24 14939 Tehama about 5 miles S Red Bluff; Coyote Creek 1.5 miles west of Paskenta Road 167 Comment
  UC1281947  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama 1 mi e Paskenta (along the road, ridge above Thomes Creek) Comment
  UCD48716  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama Dry clay flat, 1 mile south of Cottonwood in Tehama Co. 137 Comment
  CDA20546  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 2 of 2. 0 Comment
  POM299006  Nemacladus capillaris Alice Eastwood, John Thomas Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC80627  Nemacladus montanus Lowell Ahart 2001-6-8 8767 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1023464  Nemacladus montanus Milo S. Baker 1953-6-20 12744 Tehama w of Paskenta (near 8-9 mi post, logging, w Tehama County) Comment
  CHSC55227  Nemophila heterophylla L. P. Janeway 1991-4-11 3892 Tehama Battle Creek Wildlife Area. Upper slope of steep north-facing bluff on south side of Battle Creek, ca 1 1/2 air mi east of the Sacramento River. 167 Comment
  CHSC93471  Nemophila heterophylla Lowell Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 576 Comment
  JEPS108842  Nemophila heterophylla Lowell Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 576 Comment
  RSA755318  Nemophila heterophylla L. P. Janeway 2009-3-28 9687 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. 468 Comment
  CHSC56643  Nemophila menziesii Kate A. Hanson 1977-3-31 Tehama Ca 1km east of Newville Road, ca 0.8 km north of junction of Round Valley Road and Newville Road; ca 40 km west-northwest of Corning. 300 Comment
  UC606912  Nemophila menziesii L. Constance, J. L. Morrison 1938-5-1 2180 Tehama low hills at Paskenta (Inner North Coast Ranges); , Paskenta 304 Comment
  CHSC75281  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1999-4-21 9717 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 762 Comment
  CHSC77588  Nemophila pedunculata B. Castro; H. West 1999-3-10 899 Tehama About 23 air miles W of Orland, vicinity of Newville. 225 Comment
  JEPS113132  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13623 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  JEPS97392  Nemophila pedunculata Vernon H. Oswald and L. Ahart 1995-3-6 6511 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  UC980586  Nemophila pedunculata Milo S. Baker and H. K. Wagnon 1953-5-31 12696 Tehama w Paskenta (near 5 mi post, w Tehama County); w of Paskenta Comment
  JEPS103387  Nuttallanthus texanus Lowell Ahart 2002-4-27 9553 Tehama 10 yds NW of the cattle guard, NW of where road is wide enough to park, W side of dirt road that leads to tower, E of Road M2, 8 mi W of Paskenta 609 Comment
  CDA39393  Odontostomum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2663 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  CHSC41057  Orcuttia pilosa Pauleen Broyles 1982-6-10 718 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool n of barn in south pasture. 60 Comment
  CHSC52886  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-11 845 Tehama Central Valley. About 6 miles NE of Vina, 1.8 miles ENE of end of Reed Orchard Road. Vernal pool. 114 Comment
  CHSC52893  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  CHSC52894  Orcuttia pilosa R. D. Stone 1986-8-24 805 Tehama Central Valley. TNC Vina Plains Preserve, N pasture 0.5 miles S of Lassen Road and 1.7 miles ESE of its intersection with Highway 99. Vernal pool. 67 Comment
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  JEPS84169  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-3 829 Tehama 0.2 mi n Tehama-Butte County line (1.9 mi ssw of the intersection of Hwy 99 and Rowles Road); Central Valley, Vina Plains 57 Comment
  UCD88245  Orcuttia pilosa F. T. Griggs 1974-6-3 134 Tehama 16 miles north of Chico, 1/4 mile east of Hwy. 99E on the south side of Lassen Road. Comment
  UCD88248  Orcuttia pilosa F. T. Griggs 1973-6-16 s.n. Tehama 16 miles north of Chico. 100 meters south of Lassen Road, 0.5 mile east of Hwy. 99. Comment
  HSC66336  Orcuttia pilosa M. S. Taylor, T. Griggs, R. S. Schlising 1980-6-21 2938 Tehama Lassen Rd., ~16 mi. N of Chico, ~200 m S of Lassen Rd., ~.25 mi. E of Hwy. 99E 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
  CHSC52903  Orcuttia tenuis R. D. Stone 1986-7-21 774 Tehama Central Valley. Ca. 10 miles NE of Red Bluff, S side of unpaved road to Tuscan Buttes 0.9 miles E of its intersection with Highway 36. Pond. 292 Comment
  CHSC52904  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.25 miles SW of the Manton Road (County Rd. A-6) crossing of Spring Branch creek. Vernal pool. 312 Comment
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Jul 28 2009
  JEPS84135  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama about 20 mi ne Red Bluff (1.25 mi sw of Manto Road (County Road A-6) crossing of Spring branch Creek); Central Valley 312 Comment
  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
  OBI77691  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  UCD88259  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Tehama County, 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. Comment
  UCD88275  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama 1.4 miles north of Dales. 100 meters west of County Road A-6. Comment
  SEINET4080542  Orcuttia tenuis L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  CHSC115530  Oreostemma alpigenum var. andersonii Lowell Ahart; John Dittes 2015-8-5 20435 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. Mountain Meadow. 1498 Comment
  CHSC82074  Oreostemma alpigenum var. andersonii L. P. Janeway 2001-7-29 7397 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  OBI55518  Oreostemma alpigenum var. andersonii David J. Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen Natl Forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CHSC12930  Orobanche fasciculata K. D. Cox 1974-7-7 191 Tehama Tedoc Mt. 1615 Comment
  CAS-BOT-BC500198  Orobanche fasciculata John Thomas Howell 1960-8-19 36192 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  CAS-BOT-BC500199  Orobanche fasciculata Alice Eastwood; John Thomas Howell 1941-7-9 9730 Tehama Log Spring Ridge beween Log Spring and Government Flat Comment
  RSA21517  Orthocarpus lacerus Carl B. Wolf 1937-5-16 8703 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CHSC94380  Osmorhiza chilensis Lowell Ahart 2006-7-19 13045 Tehama Forest along the west side of the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CHSC69653  Oxypolis occidentalis Vernon Oswald; Lowell Ahart 1997-9-9 8863 Tehama Forest Rd. 26N19 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 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
  UCD80584  Panicum acuminatum CNPS SN Foothill Team 2005-6-7 SNNR 0165 b Tehama TNC Dye Creek Preserve, at the southwest end of Speegle Ridge. 350 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
  CHSC66893  Panicum dichotomiflorum subsp. dichotomiflorum Vernon H. Oswald; Lowell Ahart 1996-9-4 8267 Tehama Hog Lake Plateau. Cascade Range Foothills. 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
  CHSC65726  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-4-3 7305 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Just S of the intermittent stream ca. 0.3 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS22646  Paronychia ahartii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6290 Tehama about 2 mi w Kirkwood (and about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  JEPS88616  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-6 1503 Tehama ca 5.2 air km ese Spring Branch-Battle Creek confluence (on plain s of Spring Branch, 27 air km ne of Red Bluff, just w of gas pipeline); ese of Spring Branch-Battle Creek confluence 297 Comment
  UCD98357  Paronychia ahartii Rimo Bacigalupi; Herbert and Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, about 2 miles west of Kirkwood and about 1/2 mile west of US Highway 99, about 7 miles south of Corning. 73 Comment
  HSC10538  Paspalum urvillei L. T. Gault 1964-3-23 4 Tehama 1.5 mi. from Sherwood Blvd. up Mill Creek, Los Molinos Comment
  SBBG2718  Pectiantia breweri H. and M. Dearing 1938-6-26 2116 Tehama 17 mi E of Mineral Comment
  CHSC65066  Pectiantia pentandra Vernon H. Oswald; Lowell Ahart 1995-7-17 7085 Tehama Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 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
  CHSC65696  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7270 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In the NE corner of the parcel. 198 Comment
  UCD80145  Pectocarya pusilla CNPS SN Foothill Team 2006-4-4 SNFN 0440 a Tehama Private Wurlitzer Ranch, located above a seasonal drainage north of Pine Creek, about 5 meters south of the drainage. 289 Comment
  CHSC115823  Pedicularis attollens Lowell Ahart; John Dittes 2015-8-5 20452 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  CHSC87318  Pediomelum californicum Lowell Ahart 2004-4-29 10813 Tehama Along the Nomalaki Trail, about 1/2 mile by trail northwest of Dead Rabbit Lake, about 1 1/4 miles northwest of Bowers Creek, about 2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 1/2 miles (air) southwest of Paskenta. 564 Comment
  UC1299172  Pediomelum californicum Freed W. Hoffman 1948-6-30 2497 Tehama Covelo-Paskenta Road 11.4 mi w Paskenta; North Coast Ranges, w of Paskenta 609 Comment
  CHSC86840  Pellaea andromedifolia Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CDA42752  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta Comment
  UCD169424  Pellaea mucronata var. californica Lowell Ahart 2004-4-29 10811 Tehama About 8 miles (air) southwest of Paskenta, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 1 1/2 miles northwest of Bowers Creek, about 3/4 mile by trail northwest of Dead Rabbit Lake, along the Nomalaki Trail, about 1/8 mile southeast of an unnamed lake. 562 Comment
  CHSC86069  Pellaea mucronata var. mucronata R. D. Fischer 2004-1-18 51 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants located north of tr to Lower Deer Creek Falls with tr head at southern most Deer Creek/Hwy 32 crossing. 1008 Comment
  JEPS127251  Pellaea mucronata var. mucronata Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20701 -B Tehama About 2 miles by trail to Highway 32. Comment
  JEPS97384  Pellaea mucronata var. mucronata Vernon H. Oswald and Lowell Ahart 1995-2-22 6494 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1 mi N of Dales Station on Hwy 36); Cascade Range Foothills, Dales Lake Ecological Reserve 213 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
  CHSC102470  Penstemon azureus var. azureus L. P. Janeway 2009-4-21 9827 Tehama Cascade Range Foothills. Tehama Wildlife Area; near top of ridge overlooking Antelope Creek from the south; along Ishi Road 0.3 road km east of East Grapevine Jeep Trail. 588 Comment
  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
  UC1238928  Penstemon deustus Freed W. Hoffman 1948-7-12 2466 Tehama Platina to Redding Road about 1 mi from Platina; North Coast Ranges, Platina to Redding Road Comment
  UCR3574  Penstemon heterophyllus Frank C. Vasek 1964-8-5 640805- 03 Tehama North Coast Range, Stuart Gap 1500 Comment
  NY627257  Penstemon neotericus K. A. Vincent 1987-8-11 4506 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
  POM195117  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 miles east of Mineral. 1524 Comment
  UC696742  Penstemon neotericus David D. Keck 1930-7-24 967 Tehama 17 mi w Chester (Domingo Springs, eastern Tehama County); Sierra Nevada, Domingo Springs 1525 Comment
  CAS-BOT-BC245666  Penstemon newberryi var. newberryi John Thomas Howell 1977-6-20 52366 Tehama Deer Creek Road n orth of Colby Mountain, Sierra Nevada Comment
  NY627308  Penstemon newberryi var. newberryi W. W. Eggleston 1911-7-26 7366 Tehama Bastard Gulch, Mill Creek Canyon 1450 Comment
  CHSC79214  Penstemon purpusii L. P. Janeway 2000-6-29 6842 Tehama High North Coast Ranges. Along South Yolla Bolly Trail about 1350 m from the Ides Cove Trailhead, about 1500 m east-southeast of Mt. Linn. 2110 Comment
  UC5566438  Penstemon purpusii Rimo Bacigalupi 1934-5-29 2404 Tehama along Paskenta-Covelo Road two mi e Log Spring Ranger Station (on slopes of Goat Mountain); Mendocino National Forest, on slopes of Goad Mountain 1828 Comment
  RSA121386  Penstemon purpusii G. D. Barbe 1955-7-16 182 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  RSA66624  Penstemon purpusii Philip A. Munz 1951-7-26 16917 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  CHSC55598  Penstemon rydbergii K. R. Stern 1986-5-21 8309 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  UC887208  Penstemon rydbergii var. oreocharis Alice Eastwood Aug 22 1912-Aug 26 1912 1916 Tehama Butte Creek meadows Lassen Butte Region Comment
  CHSC77520  Perideridia kelloggii Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  UCD80012  Perideridia kelloggii CNPS SN Foothill Team 2005-6-6 SNNR 0210 c Tehama TNC Dye Creek Preserve. The stand is located northwest of where Ballard Springs road crosses the first seasonal creek past Rim Road. 374 Comment
  CHSC42655  Perideridia parishii subsp. latifolia Vernon Oswald 1985-7-8 1894 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  CAS-BOT-BC418944  Persicaria lapathifolia L. E. Smith 1914-5-8 675 Tehama Red Bluff Comment
  HSC93242  Persicaria punctata Vernon H. Oswald, L. Ahart 1996-9-4 8257 Tehama BLM Parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC102370  Petrorhagia dubia L. P. Janeway; B. Castro 2009-4-25 9747 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC76048  Petrorhagia dubia G. F. Hrusa; J. Hart 1998-5-10 14431 Tehama Northern Sacramento Valley. Among pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area +/- 1/2 mi. W of Paskenta Rd. 90 Comment
  JEPS88305  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-5-20 7611 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  HSC90019  Petrorhagia dubia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 26 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 Comment
  HSC71880  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5856 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  HSC74854  Phacelia corymbosa J. P. Smith, Thomas W. Nelson 1978-7-22 10023 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS76670  Phacelia corymbosa L. R. Heckard 1972-6-17 2954 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  JEPS76747  Phacelia corymbosa L. R. Heckard 1972-6-17 2954 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  UC1609296  Phacelia corymbosa Vernon H. Oswald and Lowell Ahart 1993-9-2 5913 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); Yolla Bolly Mtns. 2438 Comment
  JEPS2371  Phacelia distans Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  CHSC32160  Phacelia egena James Jokerst 1980-8-22 1103 Tehama Near Mt. Linn. 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
  CHSC79766  Phacelia egena L. P. Janeway; B. Castro 2000-4-22 6677 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock; south-facing slope overlooking Mill Creek. 869 Comment
  JEPS13263  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5310 Tehama summit Ovenlid 1981 Comment
  JEPS1965  Phacelia egena Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  JEPS94332  Phacelia egena Vernon H. Oswald and Lowell Ahart 1997-5-14 8442 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  UC660064  Phacelia heterophylla subsp. virgata Alan A. Beetle 1941-6-27 2749 Tehama Route 32 20 mi ne Lomo (banks above creek); Deer Creek 1219 Comment
  RSA90829  Phacelia heterophylla subsp. virgata Milo S. Baker, H. K. Wagnon 1953-7-12 12847 Tehama Two and a half miles above Whitlock Camp. 1463 Comment
  HSC101443  Phacelia imbricata A. Miles, M. Malle, B. Gibbs 1999-4-17 16 Tehama Hwy. 36, Beegum Gorge 430 Comment
  CHSC80655  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campgrouns, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS1160  Phacelia mutabilis Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  JEPS124016  Phacelia mutabilis Lowell Ahart, John Dittes 2015-8-5 20474 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
  CHSC90452  Phacelia procera Niall McCarten 1986-6-16 5432 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  JEPS101532  Phacelia purpusii Dean W. Taylor 1997-6-6 16026 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  CHSC78965  Phalaris aquatica Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  UCD104429  Phalaris arundinacea Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6872 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS49592  Philadelphus lewisii W. L. Jepson 1927-6-24 12344 Tehama Payne Creek 304 Comment
  UCD89345  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  CAS-BOT-BC250859  Phleum pratense John Thomas Howell 1960-8-18 36092 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  HSC75379  Phlox diffusa J. O. Sawyer, K. A. Sawyer 1980-6-18 3446 Tehama S of N Yolla Bolly Peak. 2348 Comment
  JEPS28766  Phlox diffusa George W. Gillett 1957-8-13 1062 Tehama about 1.75 mi above Sulphur Works Checking Station; Lassen Volcanic National Park, Brokeoff Mountain 2438 Comment
  HSC74933  Phlox speciosa J. P. Smith, Thomas W. Nelson 1979-6-23 10156 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  UCD118253  Phlox speciosa Thomas W. Nelson; Jane P. Nelson 1980-6-22 5848 Tehama Along forest service rd. 45, 1.9 miles north of Tedoc Gap; west side of Mt. Tedoc. 1371 Comment
  UC1051538  Phlox speciosa subsp. occidentalis Helen K. Sharsmith 1953-6-24 4349 Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 Comment
  HSC15923  Phoradendron serotinum subsp. macrophyllum L. T. Gault 1964-3-23 5 Tehama Dry Creek, 1/4 mi. E of Hwy. 99E, Los Molinos Comment
  CAS-BOT-BC60745  Physaria occidentalis John Thomas Howell 1960-8-19 36202 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mountain. 2804 Comment
  UCD80721  Physocarpus capitatus CNPS SN Foothill Team 2005-6-28 SNNR 0506 Tehama USFS, Lassen National Forest, along Antelope Creek. 690 Comment
  UC2026988  Phytolacca americana David J. Keil, Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Browman Road on Amen Lane Comment
  HSC1388  Pinus balfouriana R. J. Mastrogiuseppe 1967-7-11 Tehama Mt. Linn in S Yolla Bolly Mtns., Bulk Collection # 91 2409 Comment
  UC1037449  Pinus balfouriana Douglas Barbe 1955-7-22 257 Tehama e slope Harvey Peak (also in the saddle between Harvey Pk. and Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., Harvey Peak 2377 Comment
  SEINET11526777  Pinus balfouriana D. A. Charlet, Robin Tausca 1995-9-28 2214 Tehama Yolla Bolly Mountains; North Yolla Bolly Mountains; Cedar basin. 1993 Comment
  CHSC9729  Pinus jeffreyi Nancy Mosman 1971-7-17 102 Tehama Abundant along e side of Hwy 32 ca. 1.5 mi s of Chester. 1524 Comment
  CAS-BOT-BC72826  Pinus ponderosa John Thomas Howell 1960-8-20 36206 Tehama Near Lassen Volcanic National Park, Morgan 1463 Comment
  CHSC80504  Piptatherum miliaceum Caroline Warren; Heidi West, Julie Cunningham, Natalie Wight 1998-7-21 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  UC1199959  Plagiobothrys arizonicus Stanton A. Cook 1960-4-23 944 A Tehama steep hillside 5 mi n Newville (on road from Newville to Paskenta) Comment
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Dec 30 2017
  UC725643  Plagiobothrys austiniae A. A. Heller 1927-4-19 14346 Tehama 10 mi n Chico (highway) Comment
  CHSC40690  Plagiobothrys canescens Pauleen Broyles 1982-5-26 664 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC96525  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
  SEINET8685771 Image available Plagiobothrys canescens Richard R. Halse 2015-1 9326 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  JEPS68037  Plagiobothrys canescens J. W. Blankinship 1911-4-25 Tehama Tehama Comment
  SBBG6334  Plagiobothrys cognatus H. and M. Dearing 1938-6-22 2082 Tehama Deer Crk 1219 Comment
  CHSC91666  Plagiobothrys fulvus G. F. Hrusa; J. Hart 2000-4-8 15298 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. 100 Comment
  CHSC53999  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1991-5-9 4552 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On upland ca. 1000 ft. southeast of the southeast corner of the large pond at the entrance kiosk. 112 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
  CAS-BOT-BC231013  Plagiobothrys hispidulus Alice Eastwood; John Thomas Howell 1941-7-9 9812 Tehama Government Flat Comment
  JEPS115707  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16310 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
  CAS-BOT-BC231011  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of South Yolla Bolly Park 2133 Comment
  CAS-BOT-BC231017  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of S Yolla Bolly Park 2133 Comment
  JEPS113129  Plagiobothrys nothofulvus Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13615 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
  JEPS68069  Plagiobothrys nothofulvus W. L. Jepson 1899-4-27 21152 Tehama Salt Creek, tributary of Cottonwood Creek Cottonwood Creek Comment
  CHSC65722  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1996-4-3 7292 .2 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. On the N side of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS88451  Plagiobothrys scriptus Vernon H. Oswald and Lowell Ahart 1996-4-3 7292 .2 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, on n side of intermittent stream 0.4 mi e of dirt lane along w side of parcel, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 103 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
  CHSC113256  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2014-5-18 19523 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
  UCD21103  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 279 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  UC725380  Plagiobothrys tener var. tener A. A. Heller 1938-7-28 15292 Tehama on the Mineral-- Mt. Lassen Highway (near the junction with the old road) Comment
  CHSC62643  Planodes virginica Vernon H. Oswald; Lowell Ahart 1994-3-8 5977 Tehama Burris Creek Arm of Black Butte Lake at the shoreline near the E end of Morrison Bryant Rd. On the upper strand of the lake. 144 Comment
  CHSC64629  Plantago coronopus Vernon H. Oswald; Lowell Ahart 1995-4-17 6657 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Weed in gravel along the edge of Inks Creek Rd. near the e fence. 213 Comment
  UC1586610  Plantago elongata Vernon H. Oswald and Lowell Ahart 1991-5-9 4572 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, at the nw corner of the large impoundment at the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  SEINET12334061  Plantago elongata Unknown 1982-1 367 Tehama The Nature Conservancy Vina Plains Preserve, on rise ca 100 m S of Lassen Rd & W of irrigation ditch 68 Comment
  CHSC102461  Plantago erecta L. P. Janeway 2009-3-28 9658 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
  CHSC57481  Plantago erecta S. R. Mitchelson 1987-4-16 16 Tehama Ca 75 m e of Hog Lake, Hwy 36, 16.5 km ne of Red Bluff, 3.2 km nw of Tuscan Buttes, 5.6 km s of Dales. 262 Comment
  CHSC86045  Plantago erecta Jenny Marr; J. Cunningham, J. Lacey-Rickert, C. Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 259 Comment
  JEPS103508  Plantago erecta Lowell Ahart 2002-4-27 9567 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  JEPS97464  Plantago erecta Vernon H. Oswald and L. Ahart 1995-3-19 6530 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. 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 207 Comment
  HSC1833  Plantago erecta Larry Berti 1969-3-19 28 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
  HSC73403  Plantago erecta L. Sieburth, B. Potter, Susan Ahrens 30 Tehama 671 Comment
  RSA516591  Plantago erecta R. C. Bacigalupi, G. Thomas Robbins, Francia Chisaki 1956-4-18 5599 Tehama Along US Hwy 99-E, 1.5 miles N of Butte Co. line. 76 Comment
  UCD124447  Plantago erecta Joseph M. DiTomaso 1976-3-28 377 Tehama 1.5 miles north of Butte County Line on Highway 99. 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
  HSC39191  Platanthera sparsiflora Gary S. Lester, J. G. Dickson, Kathy Morter, Jeff Witcosky 1973-6-30 42 Tehama Yolla Bolly Wilderness Area, Barker Camp at NE boundary 2104 Comment
  UCD139024  Platanthera sparsiflora Kenneth D. Stewart 1965-7-15 s.n. Tehama ca. 2 miles south of junction od State Highways 32 and 36. 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
  CHSC65968  Platystemon californicus Vernon Oswald 1996-4-23 7435 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope on Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 167 Comment
  CHSC9272  Platystemon californicus D. C. Burns 1971-4-4 124 Tehama Abundant on n side of Wildcat rd., ca. 1.5 mi n of the intersection of Wildcat rd. and County rd. #A-6, this intersection is ca. 9 mi n of State highway 36 and county rd. # A-6. 365 Comment
  HSC96708  Platystemon californicus Jeff Enor, Heather Nichols, Bryan Wassom 1999-4-17 17 Tehama Beeghum Gorge, Hwy. 36 430 Comment
  UC726972  Platystemon californicus A. A. Heller 1937-4-24 15925 Tehama in a meadow near the junction State Highways #16 and #20 Comment
  CHSC70913  Plectritis ciliosa subsp. ciliosa Vernon Oswald; Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  CHSC55290  Plectritis ciliosa subsp. insignis L. P. Janeway 1991-4-11 3889 Tehama Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC65708  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. NE corner of the plateau. On the S side of Paynes Creek. 213 Comment
  CHSC75308  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart 1999-4-21 9712 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 640 Comment
  JEPS88463  Plectritis ciliosa subsp. insignis Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7268 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on s. side of Paynes Creek, n.e. corner Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  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
  CHSC70914  Plectritis macrocera Vernon Oswald; Lowell Ahart 1998-4-27 8965 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  UC499755  Plectritis macrocera Doris Kildale Gillespie 1930-5-9 9293 Tehama 18 mi w of Mercial (on Susanville Road); Susanville Road Comment
  JEPS124426  Poa bolanderi Lowell Ahart, John Dittes 2015-8-5 20475 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
  UC768575  Poa bolanderi R. F. Hoover 1940-9-22 4626 Tehama near Mineral Summit Comment
  UCD90262  Poa bolanderi A. A. Beetle 1941-6-30 2850 Tehama near Manton. 609 Comment
  UCD90293  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Howell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  UCD90294  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Crane Mills logging road, Howell Saddle, Mendocino National Forest Pasktenta District. 1892 Comment
  CHSC35640  Poa bulbosa R. E. Preston 1982-4-6 224 Tehama At roadside; Salt Creek Saddle, ca. 5.5 mi w of Newville, Glenn county. 441 Comment
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Jul 23 2009
  HSC10655  Poa bulbosa C. S. Chavez 1965-4-30 58 Tehama 30 mi. W of Mineral on Hwy. 36 Comment
  JEPS97478  Poa bulbosa Vernon H. Oswald and L. Ahart 1995-3-19 6522 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
  HSC10750  Poa pratensis C. R. Ball 1932-7-23 659 Tehama N Fork of Battle River, Lassen Hwy., just outside (NE) of Mineral. 1524 Comment
  CAS-BOT-BC255960  Poa pratensis John Thomas Howell 1960-8-18 36094 Tehama Sulpur Works Checking Station, Lassen Volcanic National Park 2011 Comment
  JEPS76263  Poa pringlei Todd Keeler-Wolf 1977-9-10 666 Tehama near summit Mt Linn; S Yolla Bolly Mts 2453 Comment
  UC1609140  Poa pringlei Vernon H. Oswald and Lowell Ahart 1993-9-2 5910 Tehama ca 20 air mi nw Paskenta (ridge running e from Mt Linn); South Yolla Bolly Mts 2438 Comment
  RSA92965  Poa secunda M. S. Baker, H. K. Wagnon 1953-5-31 12716 Tehama Logging road west of Paskenta ca. 5-6 mi Comment
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Jun 25 2013
  CAS-BOT-BC243203  Poa secunda subsp. secunda Ira L. Wiggins 1925-3-26 1530 Tehama Above the gorge on Mill Creek 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
  CHSC88974  Poa secunda subsp. secunda A. Peterson 2003-4-19 53 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  UC1019553  Poa secunda subsp. secunda Louise Kellogg 1952-7-17 81 Tehama S Yolla <Bolly> Mt Middle Eel-Yolla <Bolla> Primitive Area; North Coast Ranges, Mendocino Nat'l Forest 2438 Comment
  UCD80596  Poa secunda subsp. secunda CNPS SN Foothill Team 2006-3-27 SNFN 0309 a Tehama TNC Easement Denny Ranch, in SE corner of the Ink's portion of the north part of the ranch, north of Highway 36 and just west of Dales Lake. 217 Comment
  UCD90765  Poa secunda subsp. secunda Beecher Crampton 1953-4-29 1161 Tehama 4 miles south of Dales. Comment
  CHSC67233  Pogogyne zizyphoroides James D. Jokerst 1983-5-7 1736 Tehama On the Wurlitzer Ranch ca. 50 m E of Meridian Rd. just S of its jcn with Lassen Rd. 103 Comment
  UC725644  Pogogyne zizyphoroides A. A. Heller 1927-4-19 14345 Tehama highway 10 miles north of Chico Comment
  RSA0114936  Polanisia dodecandra subsp. trachysperma Lowell Ahart 2013-8-2 18992 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  JEPS75812  Polemonium pulcherrimum subsp. pulcherrimum Todd and Virginia Keeler-Wolf 1971-7-24 365 Tehama summit North Yolla Bolly Mountain 2395 Comment
  CAS-BOT-BC109126  Polygonum bidwelliae R. C. Barneby; J. T. Howell 1954-5-14 11483 Tehama 9 miles east of Paynes Creek. 1005 Comment
  CAS-BOT-BC109128  Polygonum bidwelliae Rimo Bacigalupi; J. R. Sweeney; G. Jr. Bacigalupi 1953-8-29 4342 Tehama Small grade along State Highway 36, above Paynes Creek Canyon, 4.5 miles E of Dales and 3.5 miles W of Paynes Creek Sta. 396 Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  JEPS117353  Polygonum bidwelliae Lowell Ahart, John Dittes 2010-7-17 16865 Tehama On dry thin volcanic soil, south aspect on the north side of ''Initial Gulch'', about 1000 feet south of pond, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 768 Comment
  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
  RSA141266  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.35 miles south of Manton Comment
  CHSC66575  Polygonum bolanderi Vernon H. Oswald; Lowell Ahart 1996-7-8 7984 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common perennial in thin soil on dry, rocky slopes bordering Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  CHSC70810  Polygonum bolanderi B. Castro; L. Janeway 1995-6-11 575 A Tehama On W side of Hwy 32, ca 4 air mi SW of Potato Patch Campground, at 'Windy Cut Lookout' overlooking Deer Creek canyon. On open bench ca 20 ft below the main knoll and parking area. 1127 Comment
  CHSC64723  Polygonum californicum Vernon H. Oswald 1995-5-22 6743 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Scattered plants on bare patches of gravelly soil on the basalt flow at the south tip of the reserve. 207 Comment
  JEPS97311  Polygonum californicum Vernon H. Oswald and L. Ahart 1995-6-13 6844 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  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
  JEPS117286  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-21 17210 Tehama On damp bare soil, open meadow like area in red fir forest, about 70 yards east of the poor dirt road, about 80 yards west of Big Kimshew Creek, about 1 1/2 miles (air) northeast of Jones Meadow, about 2 1/2 miles (air) southeast of Philbrood Reservoir 1917 Comment
  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
  RSA754868  Polygonum douglasii subsp. spergulariiforme L. Ahart, Josephine Guardino 2009-9-6 16360 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  UC127341  Polygonum douglasii subsp. spergulariiforme H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4336 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC65345  Polygonum minimum Lowell Ahart 1995-10-3 7660 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  CAS-BOT-BC418533  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  JEPS76638  Polygonum polygaloides subsp. confertiflorum L. R. Heckard 1972-6-18 2988 Tehama sw of Tedoc Mountain 1371 Comment
  CHSC59142  Polygonum polygaloides subsp. kelloggii Vernon H. Oswald 1992-7-21 5132 Tehama Dry Lake on Viola-Mineral Rd. (Forest Rt. 17, Forest Rd. 21N17), 0.5 mi S of Forest Rd. 30N16 (to Hwy. 89), ca. 3.5 mi (air) NW of Mineral. On the drying bed of the lake. 1798 Comment
  JEPS105919  Polygonum punctatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11209 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC45384  Polygonum shastense Vernon Oswald 1986-8-4 2266 Tehama Lassen Volcanic National Park, Brokeoff Mt. Trail. Growing on a scree slope. 2560 Comment
  CHSC66024  Polypogon maritimus Vernon H. Oswald; Lowell Ahart 1996-4-29 7498 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the meander plain of the stream ca. 0.3 mi E of the W boundary. 102 Comment
  JEPS76123  Polypogon maritimus W. L. Jepson 1938-6-10 18973 Tehama 6 mi s Red Bluff (Coyote Creek); Coyote Creek Comment
  UC1619931  Polystichum imbricans Barbara Ertter 1991-9-2 10782 Tehama 11 air mi WSW of Paskenta (Round Valley - Paskenta road (Rt M4) 5.8 mi E of Log Spring Creek); SW Tehama Co. 1371 Comment
  CHSC87204  Polystichum imbricans subsp. curtum Lowell Ahart 2004-4-10 10734 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  JEPS127260  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20698 Tehama Near the fish ladder on Deer Creek, about 2 miles by trail do Highway 32. Comment
  JEPS33238  Polystichum imbricans subsp. imbricans Joseph Grinnell 1927-5-22 Tehama above Mineral (on Viola Rd.) 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
  SEINET10568465  Polystichum munitum Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2843 Tehama 14 mi E of Mineral on Calif. Hwy 36; at Camp in Gurnsey National Forest; Andrositic flow; Abies concolor, Pinus ponderosa, P. flexilis, and Pseudotsuga menziesii. Comment
  SEINET11935013  Portulaca oleracea Unknown 1982-1 805 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC65151  Potamogeton diversifolius Vernon H. Oswald; Lowell Ahart 1995-7-31 7153 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. In Dales Lake. 213 Comment
  CHSC102637  Potamogeton foliosus var. foliosus Lowell Ahart; Josephine Guardino 2009-9-6 16362 Tehama East of the enclosure, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  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
  JEPS96618  Potamogeton pusillus var. pusillus Dean W. Taylor 1997-6-25 16097 Tehama margin of Pear Lake; Lassen National Forest 1920 Comment
  CHSC44230  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1988-6-27 3533 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS44226  Potentilla gracilis var. fastigiata W. L. Jepson 1927-6-24 12338 Tehama Mineral , Mineral (Battle Creek Meadows) 1524 Comment
  CHSC48863  Potentilla millefolia Vernon Oswald 1984-6-7 1265 Tehama Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  CHSC41003  Proboscidea louisianica Pauleen Broyles 1982-7-29 819 Tehama The Nature Conservancy Vina Plains Preserve. Large vernal pool, in central pasture. 66 Comment
  CHSC60398  Prunus emarginata Mary Ann Showers 1992-6-26 2588 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 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
  UC466759  Prunus emarginata W. P. Taylor 1913-8-1 Tehama 2 mi s of South Yolla Bolly Mountain Comment
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Jul 5 2009
  CDA26198  Prunus subcordata L. P. Janeway, B. Castro 2000-4-22 6683 Tehama High Cascade Range; Along Ponderosa Way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. Comment
  CHSC75300  Prunus subcordata Vernon H. Oswald; Lowell Ahart 1999-4-21 9696 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Along upper section of trail. 822 Comment
  CHSC79902  Prunus subcordata L. P. Janeway; B. Castro 2000-4-22 6683 Tehama High Cascade Range. Along Ponderosa Way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  CHSC105994  Prunus virginiana var. demissa B. Castro; L. P. Janeway 2000-4-22 1092 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 0.2 mi west of Black Rock and south of Ponderosa Way. On lower terrace above creek, in area of open foothill-riparian woodland. 640 Comment
  CHSC83312  Pseudognaphalium luteoalbum Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 487 Comment
  CHSC105637  Pseudognaphalium thermale Lowell Ahart; John Dittes 2010-10-4 17277 Tehama About 50 yards west 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
  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
  UCSB8946  Pseudotsuga menziesii Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road betwen paskenta and South Yolla Bolly Pk. (Mt. Linn), 13 miles northwest of Paskenta 1188 Comment
  CHSC64600  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald; Lowell Ahart 1995-4-17 6649 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  JEPS22649  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6287 Tehama about 2 mi w Kirkwood (lower portion of plains, about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  JEPS95758  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC76038  Psilocarphus tenellus var. globiferus G. F. Hrusa; J. Hart 1998-5-10 14413 Tehama Northern Sacramento Valley. On ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. at the lower limit of woodland. 110 Comment
  JEPS113194  Psilocarphus tenellus var. tenellus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13836 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  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
  JEPS118590  Ptelea crenulata B. Castro, L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  UC1602325  Ptelea crenulata A. E. Wieslander 1933-8-21 339 Tehama Lassen Trail Paynes Creek Quad. (near 20 mi Hollow) 457 Comment
  CHSC118700  Ptelea trifoliata Wendy L. Boes 2016-5-25 2016001 Tehama Lassen National Forest. Located on Middle Ridge, between the middle and south forks of Antelope Creek, along Forest Road 28N11. UTM 603811 E, 4457733 N, NAD 83 Zone 10 North. 1036 Comment
  CAS-BOT-BC72519  Pteridium aquilinum John Thomas Howell 1960-8-18 36026 Tehama Bluff Falls 1981 Comment
  CHSC23626  Pteridium aquilinum var. pubescens B. Garamendi 1974-5-11 18 Tehama 1 mi s of Bucks Flat turnoff on ponderosa Way on Round Mountain. Mill/Deer Creek Study Area. 1158 Comment
  CHSC77948  Pterostegia drymarioides B. Castro; L. P. Janeway 1999-5-12 930 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 231 Comment
  JEPS108140  Purshia tridentata var. tridentata L. P. Janeway, B. Castro 2005-10-10 8552 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  CHSC90786  Pycnanthemum californicum D. Isle 2002-8-29 274 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. In seep, just above, N, of curve in Rd. 23N53. 1280 Comment
  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
  SDSU18713  Pyrola picta K. Dixon 1942-7-31 167 Tehama Cascade Creek. 1143 Comment
  UC1553507  Pyrola picta E. Dean 1988-8-2 162 Tehama S of Round Mtn. S side of Forest Rd. 35 at turnoff to Red Mtn. 1706 Comment
  CHSC77580  Quercus berberidifolia Heidi West; Jenny Marr, Caroline Warren 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 295 Comment
  CAS-BOT-BC86620  Quercus douglasii W. A. Weber; Lewis S. Rose 1953-5-23 8468 Tehama rolling hills 6 mi N of Red Bluff 91 Comment
  CDA16184  Quercus douglasii G. F. Hrusa, J. Hart 1999-4-29 15037 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 137 Comment
  POM160991  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama Near Red Bluff Comment
  CAS-BOT-BC79597  Quercus durata C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  RSA96787  Quercus durata Percy C. Everett, E. K. Balls 1954-10-15 20311 Tehama 5.5 mi. s.w. of Paskenta on Paskenta to Covelo Rd. 549 Comment
  HSC82158  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1979-6-25 4926 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 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
  RSA96648  Quercus garryana var. breweri Percy C. Everett, E. K. Balls 1954-10-16 20322 Tehama 5 mi. s. of Government Flat along Tehama-Mendocino Co. line, to Covelo from Paskenta. 1921 Comment
  CHSC118510  Quercus garryana var. garryana L. P. Janeway; B. Castro 2016-9-5 12161 Tehama Klamath Ranges. Top of Pony Buck Peak. 1705 Comment
  CDA21942  Quercus kelloggii Gordon Leppig, Tony LaBanca 1998-7-13 975 Tehama State Route 44, Shingletown Rest Area, one mile east of Shingletown. 0 Comment
  JEPS94490  Quercus kelloggii Vernon Oswald and Lowell Ahart 1997-7-7 8663 Tehama near the ne corner of the Yolla Bolly Wilderness (on Forest Road 27N06 to Tomhead Saddle and Tomhead Peak, 1.7 mi sw of its junction with Forest Road 35 (28N35)); , Forest Road 27N06 1188 Comment
  SEINET10431772  Quercus kelloggii Unknown 1956-4-27 s.n. Tehama CA Hwy 36, 35 miles E of Red Bluff. 610 Comment
  SEINET10478238  Quercus laceyi Billy Joe Cox, Jeffrey Huber Cox 2852 Tehama 8 miles e of red bluff, on calif. Hwy 36; live oak, savannah, and aesculus 152 Comment
  RSA90489  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama Logging road west of Paskenta, near 7 mile post. Comment
  RSA66627  Raillardiopsis scabrida P. A. Munz 1951-7-26 16920 Tehama South Yolla Bolly Park. 2287 Comment
  CHSC56992  Ranunculus alismifolius var. alismifolius Steven Triano; Stefani Eiben 1988-5-7 151 Tehama Meadow ca 30 ft e of Hwy. 36 and 10.8 mi e of Mineral. 1475 Comment
  UC1594656  Ranunculus alismifolius var. alismifolius Vernon H. Oswald and Lowell Ahart 1992-5-6 4938 Tehama sw edge of Hwy 36 immediately s Wilson Lake Rd. (County Rd. 769, Forest Rd. 29N63) (between hwy and fenceline, between Gurnsey Creek Campground and Childs Meadows) 1484 Comment
  CAS-BOT-BC379332  Ranunculus alismifolius var. lemmonii Philip A. Munz 1947-5-18 11850 Tehama 12 mi east of Mineral, on Hwy 36 1585 Comment
  CHSC54015  Ranunculus bonariensis var. trisepalus Vernon H. Oswald; Lowell Ahart 1991-5-9 4570 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. At the southwest corner of the large impoundment at the entrance kiosk. 112 Comment
  UCD80709  Ranunculus californicus CNPS SN Foothill Team 2006-4-5 SNFN 0337 b Tehama TNC Easement, Denny Ranch. Driving west from Manton Road, just south of Spring Branch Road at the point where the road crosses the stream . 234 Comment
  CHSC79899  Ranunculus canus L. P. Janeway; B. Castro 2000-4-4 6651 Tehama Vicinity of Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC88507  Ranunculus canus Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS100924  Ranunculus flammula Dean W. Taylor 1997-6-25 16095 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  JEPS88440  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1996-3-25 7274 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s bank of Paynes Creek near end of gravel road running westward from parking lot on Hwy 36, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  JEPS88893  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1994-4-6 6082 Tehama on shoreline near E end of Morrison-Bryant Rd.; Black Butte Lake, Burris Creek Arm 144 Comment
  HSC75397  Ranunculus occidentalis J. O. Sawyer, K. A. Sawyer 1980-6-18 3561 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  SEINET198082  Ranunculus occidentalis var. ultramontanus L. Kellogg 1952-7-13 36 Tehama Mendocino National Forest ; Near Ovenlid at start of trail to Square Lake and S Yolla Bolly Mtn N Coast Ranges 1768 Comment
  RSA759801  Ranunculus orthorhynchus var. orthorhynchus Barbara J. Ertter, Brad Olson 1991-7-6 10396 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
  UC54505  Rhamnus rubra H. M. Hall and E. B. Babcock 4404 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC76529  Rhamnus tomentella subsp. tomentella Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. Near the creek. 292 Comment
  CHSC77785  Rhamnus tomentella subsp. tomentella B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1027 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On low, dry floodplain and cobble bar. 329 Comment
  UC592926  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1937-6-13 Tehama 6.6 mi nw Red Bluff (Red Bluff - Eureka road) 152 Comment
  CHSC79648  Rhus aromatica L. P. Janeway; B. Castro 2000-4-22 6680 Tehama High Cascade Range. Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 902 Comment
  HSC95671  Ribes lobbii Vernon H. Oswald, L. Ahart 1997-7-7 8667 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 Comment
  JEPS94528  Ribes lobbii Vernon Oswald and Lowell Ahart 1997-6-10 8558 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  UC1037479  Ribes lobbii Douglas Barbe 1955-7-22 237 Tehama w Oven Lid (on the trail to Square Lake approx. 500 ft from the Jeep road) 2072 Comment
  RSA0021138  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-10 9878 Tehama Anthony Peak. Comment
  JEPS49345  Ribes malvaceum W. L. Jepson 1899-4-26 13502 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  CHSC55409  Ribes nevadense Vivian L. Long 1991-4-13 13 Tehama Ca. 10 m s of Digger Creek. North-facing stream bank. 730 Comment
  UCD102474  Ribes roezlii P. Thompson 1996-4-28 47 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  CAS-BOT-BC168812  Ribes viscosissimum John Thomas Howell 1961-6-20 36588 Tehama Bluff Falls, near Lassen Volcanic National park 1981 Comment
  CHSC77315  Rigiopappus leptocladus Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 335 Comment
  RSA726484  Rigiopappus leptocladus L. Ahart, John Dittes, Andrea Craig 2007-5-13 13828 Tehama About 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 257 Comment
  RSA92979  Rigiopappus leptocladus Milo S. Baker, H. K. Wagnon 1953-5-30 12603 Tehama Logging road west of Paskenta near 6 mile post. Comment
  CAS-BOT-BC74722  Rorippa curvisiliqua Alice Eastwood 1912-8-22 1779 Tehama Lassen Butte Region. Morgans Springs. Comment
  JEPS90361  Rorippa curvisiliqua Dean W. Taylor 1972-6-17 Tehama Tedoc Mountain; border of small vernal pool 1371 Comment
  UCD115384  Rorippa sphaerocarpa J. M. Tucker 1951-6-28 2153 Tehama east side of Anthony Peak. 1950 Comment
  CHSC77787  Rosa californica B. Castro; L. P. Janeway 1999-6-14 982 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  CHSC105856  Rosa gymnocarpa J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -21 Tehama 1.75 mi. SSW of Tedoc Gap, ca. 20 mi. west of Red Bluff, along Forest Road 2712. UTM NAD83 N10N 4451503.011mN, 507778.364mE. 1720 Comment
  CHSC81150  Rosa gymnocarpa Lowell Ahart 2001-8-28 9182 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  CHSC82374  Rosa gymnocarpa Lowell Ahart 2002-6-29 9809 Tehama Just below the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1595 Comment
  HSC75394  Rosa gymnocarpa J. O. Sawyer 1980-6-20 3569 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  RSA718208  Rosa woodsii var. ultramontana L. Ahart 2006-7-19 13042 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
  SEINET11689120  Rostraria cristata Unknown 1982-1 477 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS123929  Rubus parviflorus Lowell Ahart, John Dittes 2015-8-6 20519 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  CAS-BOT-BC421409  Rumex J. T. Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53575 Tehama Just south of Red Bluff on shoulder of southbound lanes of Interstate 5 just north of Diamond Ave. exit 79 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
  CHSC64724  Rumex crispus Vernon H. Oswald 1995-5-2 6703 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi e of Red Bluff. At the cattleguard on Inks Creek Rd. at the w fence. 213 Comment
  JEPS102779  Rupertia hallii Lowell Ahart 2001-6-16 8861 Tehama On south side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS94015  Rupertia hallii Ann Willyard 1998-8-1 118 Tehama ca. 0.75 mi. n.e. Campbellville (Ponderosa Way, 0.3 road mi. n. of logging spur 280H, Population #3) Comment
  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
  RSA718799  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. 1253 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
  UCD80226  Sagina apetala CNPS SN Foothill Team 2006-4-19 SNFN 0446 a Tehama Private Wurlitzer Ranch, south side of Pine creek. 187 Comment
  CHSC115581  Sagina procumbens Lowell Ahart; John Dittes 2015-8-6 20491 Tehama On the sides of the small drainage from the spring, south of the camping are, west side of Childs Meadow, 0.67 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC49470  Sagittaria cuneata Vernon Oswald 1984-7-16 1587 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CAS-BOT-BC103360  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CHSC105222  Salix exigua Lowell Ahart; John Dittes 2010-7-19 16891 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
  JEPS38386  Salix exigua W. L. Jepson 1899-4-27 42 s Tehama Salt Creek - a tributary of the Cottonwood Comment
  RSA32842  Salix exigua A. A. Heller 1927-5-8 14367 Tehama Near Vina. Comment
  SBBG128039  Salix exigua L. Ahart, J. Dittes 2010-7-19 16892 Tehama gravel bar ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  CAS-BOT-BC107906  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 381 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral, on the Mount Lassen Highway 1570 Comment
  CAS-BOT-BC107908  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 378 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC107909  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  SJSU237  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-30 Tehama S Fork Battle Cr, 1.7km W of Mineral 1524 Comment
  UC481997  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek) 1500 Comment
  UC482000  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 381 Tehama 1.7 km. n.e. Mineral (S. Fork Battle Creek, on Mt. Lassen Hwy.) 1570 Comment
  CAS-BOT-BC104056  Salix hindsiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 652 Tehama Payne Creek, 13 miles east of Red Bluff Comment
  UC482346  Salix hookeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e Red Bluff (Paine's Creek); Paine's Creek 300 Comment
  CAS-BOT-BC106896  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  CAS-BOT-BC106898  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC106899  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  SBBG27478  Salix jepsonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt Lassen Highway, 8.9 mi from Mineral 1981 Comment
  UC525936  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Hwy. 8.9 mi from Mineral; Lassen Volcanic Nat'l Park 2011 Comment
  UC525945  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  CHSC77790  Salix laevigata B. Castro; L. P. Janeway 1999-6-10 976 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. 298 Comment
  CHSC79359  Salix laevigata B. Castro; L. P. Janeway 2000-4-12 1067 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of Sour Grass Creek. 124 Comment
  JEPS14851  Salix laevigata Harold and Virginia Bailey 1938-4-16 Tehama along creek bank Henleyville Comment
  POM209492  Salix laevigata Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 651 Tehama Red Bluff. Comment
  UC525959  Salix laevigata C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  UC481986  Salix lasiandra subsp. lasiandra C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 373 Tehama 1.7 km. w. Mineral (s. side of hwy., s. of road maintenance gravel dump); S. Fork Battle Creek 1500 Comment
  CAS-BOT-BC128070  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; C. R. Ball; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 kmk. west of Mineral 1500 Comment
  CAS-BOT-BC128324  Salix lasiolepis var. lasiolepis John Thomas Howell 1944-7-14 19766 Tehama Anthony Peak, east side Comment
  LA208886  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  LA208893  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 376 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  LA208894  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama Sierra Nevada, S Fork of Battle Creek, 2 km E of Mineral 1500.0 Comment
  SBBG54662  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SBBG54691  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  UC481911  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 400 Tehama 2 km. e Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC481993  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 377 Tehama 1.7 km. w. Mineral (s. side of hwy., s. of road maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  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
  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
  CAS-BOT-BC124915  Salix lemmonii John Thomas Howell 1960-8-21 36320 Tehama Kings Creek Meadow 2209 Comment
  POM219083  Salix lucida subsp. lasiandra Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 s.n. Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  UCD111772  Salix melanopsis John Thomas Howell 1960-8-20 36235 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC9687  Salix nigra E. L. Smith 1971-9-11 1059 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  SJSU158  Salix scouleriana C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy 7.9 mi NE of Mineral 1981 Comment
  CHSC113910  Salvia columbariae Lowell Ahart 2014-5-8 19451 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  JEPS62655  Salvia columbariae W. L. Jepson 1899-4-25 14942 Tehama Rosewood Comment
  CHSC32914  Salvia sonomensis Cathy Goldberg; Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 86 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  HSC65814  Salvia sonomensis Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 87 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  UCR37594  Salvia sonomensis K. B. Barrows, C. G. Phillips, L. Cole, S. A. Haultain 1984-5-12 73 Tehama c. 38 mi. west of Red Bluff, SE of Begum 457 Comment
  CHSC27332  Sambucus mexicana T. B. Devine 1977-5-22 386 Tehama Growing on N side of Pine Creek just N of reservoir. 121 Comment
  CHSC65752  Sanicula bipinnata Vernon H. Oswald 1996-4-8 7336 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 137 Comment
  JEPS230  Sanicula bipinnatifida W. L. Jepson 1899-4-25 14181 Tehama Rosewood; w Tehama Co. Comment
  UC1037387  Sanicula graveolens Douglas Barbe 1955-7-19 223 Tehama 1 mi s of Toomes Camp (on the county road, region of South Yolla Bolly, western Tehama county); region of South Yolla Bolly 1889 Comment
  CHSC92752  Sanicula tuberosa L. P. Janeway 2005-6-12 8419 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  CHSC96627  Scandix pecten-veneris Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13627 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  SFV18545  Scandix pecten-veneris D. Graydon 2002-4-6 11 Tehama Just outside gate of the Hogg Lake Botanical Reserve. 268 Comment
  CHSC46599  Schoenoplectus acutus Vernon H. Oswald 1989-7-24 3894 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  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
  CHSC46881  Schoenoplectus subterminalis Vernon Oswald 1989-8-29 3975 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  UC1564774  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama ca 9 mi (air) e Mineral (Wilson Lake); , e of Mineral 1604 Comment
  JEPS115513  Scirpus diffusus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16337 Tehama Along and in a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mil 1493 Comment
  UC149679  Scirpus diffusus H. M. Hall and E. B. Babcock July 1-2, 1903 4382 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  CHSC59146  Scirpus microcarpus Vernon H. Oswald 1992-8-19 5164 Tehama Lassen Volcanic National Park. Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. 2194 Comment
  JEPS124077  Scirpus microcarpus Lowell Ahart, John Dittes 2015-8-6 20508 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
  JEPS104073  Scirpus tabernaemontani Lowell Ahart 2003-9-17 10604 Tehama On the edge of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  UC1949110  Scleranthus annuus Barbara Ertter 1991-5-18 9831 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CHSC64522  Scleranthus annuus subsp. annuus Vernon H. Oswald 1995-3-27 6548 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of the old highway on the s edge of the basalt ridge crossing the n side of the reserve. Also in cracks in the pavement of the road. 225 Comment
  UCD80218  Scleranthus annuus subsp. annuus CNPS SN Foothill Team 2005-5-11 SNFN 0242 Tehama BLM Hog Lake/Paynes Creek, Hog Lake Plateau, west of the parking area. Plot is SE of the intersection between the dirt road that follows the power lines and the gravel road that runs E-W below the blue oak stands on the side slope of the plateau. 249 Comment
  UC2062441  Scleranthus annuus subsp. annuus Barbara Ertter with James R. Shevock 1993-4-30 11581 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CAS-BOT-BC243529  Scribneria bolanderi John Wynn Gillespie; Doris Kildale Gillespie 1930-5-9 9285 a Tehama Between Payne's Creek and Mineral on Red Bluff - Susanville Road Comment
  JEPS102482  Scribneria bolanderi Vernon H. Oswald 2001-5-7 10024 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  JEPS88383  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-15 7384 Tehama CDFG parcel on s side Gyle Rd. (at w boundary just n of intermittent stream, nw of Corning, nw side of Sacramento Valley, Thomes Creek Ecological Reserve); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  UC1713625  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UCD80403  Scutellaria californica CNPS SN Foothill Team 2005-6-21 SNNR 0379 Tehama USFS, Lassen National Forest. 641 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
  UCSB63854  Scutellaria siphocampyloides Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SWV& NEV4 Sect 8; Cascade Range Foothills; at the northeast end of the parcel 188 Comment
  CHSC91061  Scutellaria tuberosa David W. Isle 1995-5-2 1052 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  JEPS88353  Scutellaria tuberosa Vernon H. Oswald and Lowell Ahart 1996-4-23 7450 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on n-facing slope of Paynes Creek Canyon (0.2 mi w of the power line at this location), Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek Cany 152 Comment
  HSC6468  Sedella congdonii John L. Heywood, D. H. Norris 1968-3-31 1863 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC90596  Sedella pumila Jean A. Graham 1988-4-24 19 Tehama S side of Plum Creek Rd., 3.5 mi se of Hwy 36 and ca. 28 mi ne of Red Bluff. Comment
  UC1040744  Sedum laxum subsp. laxum Douglas Barbe 1955-7-16 175 Tehama e ridge leading to summit South Yolla Bolly (Mt. Linn); e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  RSA93459  Selaginella wallacei Milo S. Baker 1953-5-31 12704 B Tehama Logging road, 5 mi W of Paskenta. Comment
  CHSC69164  Senecio hydrophilus Vernon Oswald 1997-8-13 8815 Tehama Forest Road 29N19 (to Willow Spring Campground) 4.0 mi east of Wilson Lake Road, 0.5 mi west of Edge Cabin Spring, north of Hwy. 36 and ca. 6.5 air mi east-southeast of Childs Mdws. In meadow along Lost Creek. 1572 Comment
  JEPS94498  Senecio triangularis Vernon Oswald and Lowell Ahart 1997-7-7 8703 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-BC364453  Senecio triangularis Beatrice Howitt; Walter Knight; Irja Knight 1968-7-6 2559 Tehama Government Flat 1737 Comment
  CAS-BOT-BC364454  Senecio triangularis Beatrice Howitt; Walter Knight; Irja Knight 1968-7-6 2560 Tehama Government Flat 1737 Comment
  SEINET5334853  Sequoia sempervirens T. Kerstetter 1956-4-27 s.n. Tehama 30 miles west of Chico, on Highway 99E. 152 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
  CHSC89616  Sherardia arvensis Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-16 Tehama Vicinity of Newville, Garland/Round Valley Road, and Williams Butte. In low slopes by stream channel. 274 Comment
  UC725970  Sidalcea calycosa A. A. Heller 1929-4-27 14850 Tehama Salmon Hole Comment
  CHSC7050  Sidalcea celata S. Armantrout 1969-5-3 3 Tehama Off road 5.6 mi e of Red Bluff, Hwy. 36. Comment
  CHSC71041  Sidalcea celata Vernon Oswald; Lowell Ahart 1998-5-14 9044 Tehama Hwy. 36 between Red Bluff and Plantina, 0.9 mi west of Bowman Rd. 201 Comment
  HSC16037  Sidalcea hartwegii Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  UC2027827  Sidalcea hartwegii Barbara Ertter with James R. Shevock 1992-6-14 11125 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (town) Comment
  CHSC41004  Sidalcea hirsuta Pauleen Broyles 1982-5-24 650 Tehama The Nature Conservancy Vina Plains Preserve. At edge of large vernal pool, 50 m. s of Lassen Road in w pasture. 66 Comment
  HSC1781  Sidalcea hirsuta Larry Berti 1969-5-9 86 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  RSA21514  Silene antirrhina C. B. Wolf 1937-5-16 8700 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  JEPS96732  Silene californica Dean W. Taylor 1997-7-18 16139 Tehama headwaters North Fork Elder Creek 1981 Comment
  JEPS118709  Silene campanulata subsp. glandulosa Julie Kierstead Nelson, Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca. 20 mi. west of Red Bluff, along Forest Road 45. Beegum West 7.5 minute quadrangle. 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
  CHSC26222  Silene laciniata subsp. californica Toni Crumbo 1977-4-5 3 Tehama 10 ft from n side of road, 21 mi nw of Red Bluff on Hwy 36, 3 mi s of the jct. of Hwy 36 and Bowman Rd. 220 Comment
  CHSC64967  Silene laciniata subsp. californica Vernon H. Oswald; Lowell Ahart 1995-7-12 6998 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. On a roadside bank. 950 Comment
  HSC75358  Silene lemmonii J. O. Sawyer 1980-6-20 3570 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  UCR130061  Silene lemmonii George K. Helmkamp, E. A. Helmkamp 2001-7-7 6912 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
  CHSC40585  Silybum marianum Pauleen Broyles 1982-5-21 636 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch, .5 km e of jct. of Hwy 99 and Lassen Road. 66 Comment
  JEPS53879  Sisymbrium officinale W. L. Jepson 1932-5-9 16326 Tehama Paskenta, w Tehama County Paskenta 304 Comment
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Jul 1 2009
  CHSC57537  Sisyrinchium bellum A. M. Walsh 1990-4-6 11 Tehama 11 mi. w of Red Bluff off Hwy 36, n side of hwy. Comment
  JEPS103321  Smilacina stellata Lowell Ahart 2002-6-29 9810 Tehama On the S side of the upper E branch of Colby Creek, ca 1/8 mile E of Colby Mountain Lookout Road, ca 1 3/4 miles (air) E of Colby Mountain, ca 5 1/2 miles (air) NE of Butte Meadows. 1595 Comment
  CDA34752  Solanum americanum L. Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC86554  Solanum parishii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  JEPS121163  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS32434  Solidago velutina subsp. californica W. L. Jepson 1929-9-30 15333 Tehama Manton 426 Comment
  JEPS95176  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
  CHSC64819  Sonchus asper subsp. asper Vernon H. Oswald 1995-6-4 6823 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. Between Manton Rd. and the reserve fence at the base of the roadfill approaching the double culvert s of Inks Creek Rd. 207 Comment
  JEPS106293  Sonchus asper subsp. asper Lowell Ahart 2004-6-11 11042 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CAS-BOT-BC374574  Sonchus oleraceus John Thomas Howell 1960-8-20 36243 Tehama Near Lassen Volcanic National Park. Morgan 1463 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
  CHSC40720  Spergularia rubra Pauleen Broyles 1982-6-2 692 Tehama The Nature Conservancy Vina Plains Preserve. S of barn. 60 Comment
  RSA0118698  Spergularia rubra Lowell A. Ahart 2014-5-16 19478 Tehama Along the sides 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