Search Results — 2000 specimen records retrieved (1614 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
  UCD134200  Abies magnifica Lalit M. Srivastava 1957-10-19 4 Tehama Along State Highway 89, just north of its junction with State Highway 36. 1944 Comment
  SEINET5334441  Abies magnifica W. Priest 1956-4-26 s.n. Tehama Hwy. 36, about 3 miles west of Lassen Natl. Park turnoff. 1524 Comment
  JEPS75798  Acer glabrum var. torreyi Todd and Virginia Keeler-Wolf 1975-8-10 650 Tehama 1/4 mi e Howell's Camp (Yolla Bolly Mountains); , e Howell's Camp 1905 Comment
  CAS-BOT-BC331640  Acer macrophyllum Saichi Kawahara 1968-5-5 403 Tehama Hwy 32, 4 miles SW of Hwy 36, at Deer Creek 1396 Comment
  CHSC55468  Acer macrophyllum Vivian L. Long 1991-4-13 11 Tehama 5 m s of Digger Creek. 730 Comment
  CHSC77718  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  CHSC86956  Achnatherum lemmonii Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 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
  SEINET4343814 Image available Achnatherum lemmonii Unknown 1990-5-12 8934 Tehama NW side of Dry Fork Creek NW of jct of Hwy 36 and Rt A5 (Bowman Rd) ca 15 airmiles WNW of Red Bluff, on Reed property 183 Comment
  UCD32615  Achnatherum lemmonii Beecher Crampton 1954-6-16 1983 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  UCD36250  Achnatherum lemmonii Beecher Crampton 1953-5-1 1203 Tehama Tehama County, 5 miles north of Red Bluff, along US 99. Comment
  SEINET7593349 Image available Achnatherum lemmonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park, Brokeoff Mountain. Lower portion of the Brokeoff Trail, about 1/4- mile above the Sulphur Works Checking Station. 2103 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
  UC1021627  Achnatherum occidentale subsp. californicum J. I. Manning 1954-10-6 107 Tehama Hazen Flat Lassen National Forest, Quadrangle 33A-2 1706 Comment
  UC1133076  Achnatherum occidentale subsp. californicum H. S. Yates 1936-8-12 6095 Tehama 2 mi w Mineral Summit; Paynes Creek Quadrangle Comment
  UCD51131  Achnatherum occidentale subsp. californicum J. I. Mallory 1957-8-28 170 Tehama 1/6 mile west of southwest Mill Creek Store, Lassen National Forest. 1402 Comment
  UCD51148  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Brokeoff Mountain Trail. 2590 Comment
  CAS-BOT-BC218043  Achnatherum stillmanii A. A. Heller 1928-7-12 14682 Tehama Colby Mountain along the Forest Service trail Comment
  CHSC80711  Achnatherum stillmanii Lowell Ahart 2001-6-16 8865 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
  CHSC88467  Achnatherum stillmanii L. P. Janeway; B. Castro 2004-5-30 8127 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  JEPS96708  Achnatherum stillmanii Dean W. Taylor 1997-6-6 16018 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset 1036 Comment
  CHSC13923  Achyrachaena mollis P. Fehr 1974-4-23 11 Tehama Side of Cana Pina Creek Rd, ca. 4 mi n of junct with Broyles Rd, ca. 6 mi n of Chico. 56 Comment
  CHSC40513  Achyrachaena mollis Pauleen Broyles 1982-4-23 449 Tehama The Nature Conservancy Vina Plains Preserve. Just south of Lassen Road. 70 Comment
  CHSC64595  Achyrachaena mollis Vernon H. Oswald; Lowell Ahart 1995-4-25 6699 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the reserve fence near the s tip of the reserve. 207 Comment
  CHSC65924  Achyrachaena mollis Vernon H. Oswald; Lowell Ahart 1996-4-15 7368 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. On the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  JEPS94762  Achyrachaena mollis Vernon Oswald and Lowell Ahart 1998-5-14 9047 Tehama 2.3 mi e of Vestal Road (Highway 36 between Red Bluff and Platina) 274 Comment
  CHSC48514  Acmispon brachycarpus Vernon Oswald 1986-6-23 2148 Tehama M2 (23N01) 12.7 mi w of Paskenta. 1188 Comment
  CHSC80639  Acmispon brachycarpus Lowell Ahart 2001-6-8 8772 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC48513  Acmispon denticulatus Vernon Oswald 1986-5-23 2040 Tehama Round Valley Rd. (M4) 1.7 mi w of the crossroad between Dead Mule Camp and Log Springs Station. 1584 Comment
  CHSC64973  Acmispon nevadensis var. nevadensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7056 Tehama High North Coast Ranges. W of Red Bluff and S of Plantina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.6 mi E of Forest Route 41. 1383 Comment
  CHSC66487  Acmispon parviflorus Vernon H. Oswald; Lowell Ahart 1996-5-20 7603 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in a flood channel along Paynes Creek. 158 Comment
  JEPS60360  Aconitum columbianum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  JEPS104422  Aconitum columbianum var. columbianum Lowell Ahart 2003-8-23 10523 Tehama Along the sides of a small streamlet, meadow, ca 80 yd se of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC412921  Aconogonon davisiae M. S. Jussel 1931-9-6 s.n. Tehama Bumpas Hell Trail 2286 Comment
  UCD128473  Acourtia microcephala N. H. Macleod 1978-7-6 s.n. Tehama exact location unknown. Comment
  SEINET10529973  Adiantum aleuticum Mary Susan Taylor 1973-1 Taylor 25 Tehama Along Antelope Creek, Riparian Woodland and Foothill Woodland, ca. 10 mi E of Red Bluff. Comment
  CAS-BOT-BC15444  Agoseris grandiflora var. grandiflora John Thomas Howell 1960-8-20 36210 Tehama near Morgan 1463 Comment
  UC766938  Agrostis elliottiana Robert F. Hoover 1937-5-19 2261 Tehama 4 mi s Cottonwood 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
  CHSC115802  Agrostis exarata Lowell Ahart; John Dittes 2015-8-5 20472 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC117729  Agrostis exarata Lowell Ahart; John Dittes 2016-8-25 21283 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CHSC65355  Agrostis exarata Lowell Ahart 1995-10-3 7663 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
  UC1543798  Agrostis exarata Harold and Virginia Bailey 1948-8-28 3070 a Tehama in meadow below Ski Hut (near Sulphur Creek campground); Lassen Volcanic National Park 2011 Comment
  UCD52408  Agrostis exarata H. S. Yates 1936-8-12 6094 Tehama near Mineral Summit. 1463 Comment
  CHSC94307  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  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
  JEPS110308  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS100558  Agrostis microphylla Dean W. Taylor 1991-5-8 11683 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  CHSC97411  Agrostis scabra Robert Fischer 2006-7-16 1031 Tehama Childs Meadow. Cascade Range High, off Hwy. 32 south of the Hwy. 36 junction, part of the Deer Creek Meadow. 1402 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
  RSA724824  Agrostis stolonifera L. Ahart 2006-9-9 13253 Tehama west side of Colby Creek, west of the dirt road, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain. about 4 3/4 miles (air) northeast of Butte meadows. 1504 Comment
  JEPS28279  Agrostis thurberiana George W. Gillett 1957-8-18 1098 Tehama about 0.25 mi above Sulphur Works Checking Station (lower portion of Brokeoff Mountain Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  SEINET260834  Aira caryophyllea L. M. Shultz 1990-5-5 11260 Tehama Mendocino Forest ; Corning District; Northern Coastal Range area 305 Comment
  UC766846  Aira caryophyllea R. F. Hoover 1937-5-19 2262 Tehama 4 mi s Cottonwood Comment
  CHSC40493  Alisma triviale Pauleen Broyles 1982-7-2 776 Tehama The Nature Conservancy Vina Plains Preserve. Where ditch crosses Hwy 99 ca. .35 mi. s of jct. with Lassen Road. 60 Comment
  HSC81956  Allium amplectens Thomas W. Nelson, Jane P. Nelson 1979-6-25 4895 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  UC1010357  Allium amplectens Keith Wagnon 1953-5-3 12663 Tehama wl along logging rd. Paskenta Comment
  UCD80414  Allium amplectens CNPS SN Foothill Team 2005-6-13 SNFN 0378 a 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
  SEINET7881827 Image available Allium amplectens Helen K. Sharsmith 1954-1 4344 Tehama Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest.; 0 1067 Comment
  UCD138467  Allium amplectens Pauleen Broyles 1977-4-12 107 Tehama ca. 3 km WSW of Hwy 99, about 17 km north of Chico. 60 Comment
  UCD138476  Allium amplectens June McCaskill 1960-5-26 605 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  UCD138485  Allium campanulatum Gerald Dickinson 1964-7-24 237 Tehama Anthony Peak. Comment
  CHSC28170  Allium cernuum J. D. Jokerst 1979-7-4 278 Tehama 100 met. W. of marshy pond area along Forest Service trail 3E12. Turner Mtn. Comment
  CHSC49474  Allium cratericola Vernon Oswald 1988-3-29 3265 Tehama Ponderosa Way 7.7 mi n of Deer Creek at Moak Trailhead. 259 Comment
  CHSC54114  Allium falcifolium Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4610 Tehama M2 (23N01), 9.8 miles (odometer) west of Paskenta. 896 Comment
  UC7001333  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama South Yolla Bolly Mountain, Mendocino National Forest, North Coast Ranges Middle Eel-Yolla Bolly Primitive Area, South Yolla Bolly Mtn 2438 Comment
  UCD112027  Allium falcifolium Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  CAS-BOT-BC474069  Allium platycaule H. F. Copeland 1920-7-17 108 Tehama Butt Mountain 1828 Comment
  JEPS96553  Allium sanbornii var. sanbornii Dean W. Taylor 1997-6-25 16089 Tehama south canyon wall of South Fork Battle Creek; 2 air mi N of Hwy 36 1310 Comment
  UC1731205  Allium sanbornii var. sanbornii Dean W. Taylor 1997-7-24 16150 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  CHSC79115  Allium serra B. Castro; L. P. Janeway 2000-3-22 1036 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 320 Comment
  JEPS102403  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC86123  Allophyllum gilioides subsp. violaceum Jenny Marr; Caroline Warren, Julie Cunningham 1998-5-11 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 274 Comment
  RSA201360  Alnus incana subsp. tenuifolia J. T. Howell 1960-8-19 36114 Tehama Brokeoff Mountain Trail. 2287 Comment
  UC1585419  Alnus incana subsp. tenuifolia R. Raiche, K. Zadnik, and H. Forbes 1989-10-5 UCBG 93 Tehama creek side on Hwy 99 5.6 km n Hwy. 36 (ne of Mineral) 1950 Comment
Read comments
Jul 19 2013
  CHSC81350  Alnus rhombifolia Jenny Marr; Heidi West, Joyce Lacey 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 310 Comment
  HSC3401  Alnus rhombifolia L. T. Gault 1964-3-23 9 Tehama 0.5 mi. from Los Molinos on Sacramento River Comment
  JEPS58617  Alnus rhombifolia W. L. Jepson 1899-4-28 Tehama near foot of Tom's Head; Yolla Bolly Mountains, Cold Fork of the Cottonwood Creek Comment
  UC1607508  Alnus rhombifolia Barbara Ertter 1991-9-2 10790 Tehama Round Valley-Paskenta road (Rt. M4) 12.2 mi w Newville Road jct (ca 9 air mi wsw of Paskenta, n-facing slope) 1219 Comment
  CDA15855  Alopecurus saccatus G. F. Hrusa, J. Hart 2000-4-8 15299 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC66121  Alopecurus saccatus Vernon H. Oswald; Lowell Ahart 1996-4-29 7490 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  JEPS88270  Amaranthus albus Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .4 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36; along Paynes Creek at the old bridge site, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CHSC40507  Amaranthus blitoides Pauleen Broyles 1982-6-18 755 Tehama The Nature Conservancy Vina Plains Preserve. S edge of S28 60 Comment
  JEPS121168  Amaranthus blitoides Lowell Ahart 2013-8-2 18985 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CAS-BOT-BC135673  Amelanchier utahensis John Thomas Howell 1960-8-20 36209 Tehama Near Lassen Volcanic National Park - Morgan 1463 Comment
  CAS-BOT-BC135675  Amelanchier utahensis Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral - Mt. Lassen region Comment
  CHSC65755  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1996-4-8 7333 Tehama Cascade Range Foothills.Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Bluff on the N side of the Sacramento River just downstream of the mouth of Paynes Creek. 91 Comment
  HSC3514  Amsinckia intermedia John Heywood, D. H. Norris 1968-3-31 1852 Tehama Hwy. 36, ca. 56 mi. E of Shasta Co. line Comment
  UCD80132  Amsinckia lycopsoides CNPS SN Foothill Team 2006-3-28 SNFN 0349 a Tehama TNC Dye Creek Preserve. The plot is located about 1000 m SW of TNC office on the Dye Creek Preserve. 185 Comment
  CDA41477  Amsinckia menziesii G. F. Hrusa, J. Hart 2000-4-8 15290 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC107362  Amsinckia menziesii Lowell Ahart; John Dittes 2011-6-9 17435 Tehama Rio De Los Molinos Land Grant. On the top of a sand mound, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  CHSC55192  Amsinckia menziesii L. P. Janeway 1991-4-18 3903 Tehama Tablelands on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 152 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
  JEPS88382  Amsinckia menziesii var. menziesii Vernon H. Oswald and Lowell Ahart 1996-4-15 7378 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., bank of intermittent stream ca. 0.6 mi. e. of the lane, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 99 Comment
  JEPS40579  Ancistrocarphus filagineus W. L. Jepson 1932-5-9 16313 Tehama on an adobe slide in a gully, (sw Tehama County) Paskenta 304 Comment
Read comments
Jul 1 2009
  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
  JEPS55212  Anemone oregana F. P. Cronemiller 1923-5-10 538 Tehama Maxim Cabin California National Forest Comment
  JEPS75776  Anemone oregana Todd Keeler-Wolf and Virginia Keeler-Wolf 1971-6-18 186 Tehama 3/4 mi s North Yolla Bolly Guard Station (along trail); Yolla Bolly Mtns 1767 Comment
  UC1287881  Angelica californica Tracey and Viola Call 1966-7-17 2513 Tehama about 3 mi below Potato Patch (near jct of Calf Creek, a tributary to Deer Creek); near jct of Calf Creek, tributary to Deer Creek 1005 Comment
  HSC70548  Angelica californica J. M. DiTomaso 1979-8-26 1496 Tehama Hwy 32, 3/4 mi from Tehama-Plumas Co. line Comment
  UCD127151  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  CAS-BOT-BC271415  Anisocarpus scabridus John Thomas Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  LA97410  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountains, ca. 0.5 mi. E of summit 2285 Comment
  CAS-BOT-BC58724  Antennaria geyeri Douglas Barbe 1955-7-16 188 Tehama E ridge leading to the summit of South Yolla Bolly (Mt. Linn) 2377 Comment
  JEPS13235  Antennaria geyeri Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5335 Tehama 1.2 mi below and s of Ovenlid; Mendocino National Forest 1889 Comment
  RSA158055  Antennaria geyeri J. M. Tucker 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  RSA67263  Antennaria geyeri Philip A. Munz 1951-7-26 16922 Tehama South slope of South Yolla Bolly Peak. 2317 Comment
  JEPS88343  Anthriscus caucalis Vernon H. Oswald and Lowell Ahart 1996-4-23 7417 Tehama low ridge along the w shore Hog Lake (BLM parcel along Hwy 36, ne of Red Bluff); Cascade Range Foothills, Hog Lake Plateau 266 Comment
  CHSC66304  Antirrhinum cornutum Vernon H. Oswald 1996-6-27 7895 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the bed of the creek (collected at the W end of the large meander plain ca. 0.3 mi E of the W boundary). 103 Comment
  UC1949183  Antirrhinum cornutum Barbara Ertter with Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; streambed of Long Gulch in SE corner of ranch Comment
  JEPS102430  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS98976  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC90457  Apocynum androsaemifolium Niall McCarten; Roxanne Bittman 1986-6-15 5380 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1280 Comment
  SBBG25827  Apocynum androsaemifolium D. Myrick 1966-8-6 1455 Tehama Dry Lake, South Yolla Bolly Mtn 1524 Comment
  CHSC56578  Aquilegia formosa var. truncata Steven Triano 1988-9-18 256 Tehama Ca. 20 ft W of Hwy 32 and 29.5 mi N of its jct. With Hwy. 99. 1085 Comment
  CHSC56276  Arabidopsis thaliana K. R. Stern 1986-5-21 8275 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC92779  Arabidopsis thaliana John Dittes; Josephine Guardino 2005-4-13 1064 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  HSC103780  Arabis Thomas W. Nelson 1986-5-24 8091 Tehama Along Forest Service Road M-4 (23N02), ~ 4 mi. from Paskenta. 671 Comment
  HSC100147  Arabis platysperma Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  HSC6570  Arabis puberula Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  HSC75055  Aralia californica J. P. Smith, Thomas W. Nelson 1978-7-22 10054 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  UCD101948  Arceuthobium campylopodum Lalit M. Srivastava 1957-10-19 14 Tehama Near junction of State Highways 36 and 89. 1828 Comment
  UC1078848  Arceuthobium campylopodum Job Kuijt 1957-5-21 1356 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  JEPS102666  Arceuthobium occidentale Lowell Ahart 2001-6-14 8841 Tehama About 100 yards north of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  RSA96833  Arctostaphylos canescens P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20321 Tehama 1.1 mi. s.w. of Government Flat on Paskenta-Covelo road. 1738 Comment
  CAS-BOT-BC23938  Arctostaphylos canescens subsp. canescens Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC23942  Arctostaphylos canescens subsp. canescens Carl B. Wolf 1937-5-15 8688 Tehama Inner North Coast Range, 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1219 Comment
  UC1950257  Arctostaphylos canescens subsp. canescens Barbara Ertter with Brad Olson 1991-7-4 10220 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek Crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  UCD52037  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 706 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
  UCD52171  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 705 Tehama Toomes Camp Road; 9.9 miles west of Paskenta. Comment
  CAS-BOT-BC38665  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-5-15 8686 Tehama Inner North Coast Range. 1 mi. above Cedar Spring on Paskenta - Covelo Road 1219 Comment
  CAS-BOT-BC38670  Arctostaphylos manzanita subsp. manzanita C. Hart Merriam 1919-9-14 s.n. Tehama Thomas Creek Ridge above Paskenta Comment
  RSA182003  Arctostaphylos manzanita subsp. manzanita Harriet P. Kelley 1914-3-20 s.n. Tehama Los Molinos. Comment
  RSA20904  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8687 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
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Jul 20 2009
  RSA789834  Arctostaphylos manzanita subsp. manzanita R. W. Spjut 2008-3-13 16221 Tehama Sacramento Valley-Sierra Foothill Woodland. BLM: along Laynes Valley Road S of Manton, about 25 miles E of Hwy. 99 and just N off Hwy. 36 524 Comment
  UC704290  Arctostaphylos manzanita subsp. manzanita Frank A. Pitelka 1943-6-15 205 Tehama 2 mi se Beegum 502 Comment
  RSA256978  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1497 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  UCR58365  Arctostaphylos manzanita subsp. wieslanderi Walter Knight, I. Knight 1980-6-14 3766 A Tehama Originally from Inskip Butte Comment
  CHSC37664  Arctostaphylos nevadensis T. B. Devine 1981-9-5 770 Tehama Forest Service Road 29N22, ca. 1/4 mi from junction with Hwy 89. 1859 Comment
  RSA40206  Arctostaphylos nevadensis J. T. Howell 1944-7-14 19763 Tehama Anthony Peak, east side. Comment
  CAS-BOT-BC44483  Arctostaphylos patula John Thomas Howell 1960-8-18 36046 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC44484  Arctostaphylos patula Alice Eastwood; John Thomas Howell 1934-4-22 1874 Tehama 1 mile w. of Payne's Creek Comment
  JEPS98871  Arctostaphylos patula James Roof 1962-4-19 Tehama 0.9 mi W of Log Springs Ranger Station (Log Springs Ridge) Comment
  SDSU2829  Arctostaphylos patula D. F. Howe 1968-5-28 4540 Tehama 1.3 miles north of Log Springs Guard Station. 1372 Comment
  UC1052009  Arctostaphylos patula R. A. Manning 1954-2-18 3 Tehama on Plum Creek rd five mi e Paynes Creek; Lassen National Forest 975 Comment
  UCR122871  Arctostaphylos patula Susanne M. James 1980-4-23 124 Tehama Highway 32, 1.4 mi south of Lassen N. F. boundry, 5.0 mi south of Potato Patch Camp Ground Comment
  UCR23067  Arctostaphylos patula Susanne M. James 1980-4-23 122 Tehama Hwy 32, 0.2 mi S Lassen N.F. bdry., 3.8 mi S Potato Patch CG Comment
  SEINET8729958 Image available Arctostaphylos patula R. A. Manning 1954-1 3 Tehama In chaparral-Digger Pine belt, altitude 3200 feet. Five miles east of Paynes Creek on Plum Creek road, NW 1/4 Sec. 11, T. 28N, R. 1E, Lassen National Forest. 975 Comment
  SEINET11987314  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1980-1 3854 Tehama Tilden Botanic Garden, Berkeley, orig. from Inskip Butte Comment
  CHSC57371  Arctostaphylos viscida S. R. Mitchelson 1987-4-12 12 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m W of jct. W. central border of Sect 16. 935 Comment
  CHSC64390  Arctostaphylos viscida subsp. viscida Vernon H. Oswald; Lowell Ahart 1995-3-6 6516 Tehama Cascade Range Foothills. E side of Manton Rd. (A6) at the corner of Dales Lake Ecological Reserve, ca. 1 mi N of Dales Station on Hwy 36, ca. 14 mi NE of Red Bluff. 228 Comment
  JEPS38782  Arctostaphylos viscida subsp. viscida W. L. Jepson 1899-4-27 14726 Tehama near Tom's Head (w Tehama Co.); Yallo Bally Mountains, Greasewood Hills Comment
  JEPS94362  Argemone munita Vernon H. Oswald and Lowell Ahart 1997-5-14 8459 Tehama s of Moak Trailhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way; -121.706 1121 Comment
  HSC22034  Argemone munita subsp. munita Richard Spjut 1971-5-15 1897 Tehama Mendocino National Forest, 25 mi. W of Corning 915 Comment
  CHSC1183  Argemone munita subsp. rotundata M. Underhill 1953-5-9 Tehama 152 Comment
  UCD56481  Aristida oligantha R. Tofsrud 1948-7-1 s.n. Tehama Between Orland and Red Bluff. Comment
  UCD56509  Aristida oligantha G. L . Stebbins Jr. 1939-7-10 2952 Tehama along highway, 10 miles south of Red Bluff. Comment
  CHSC65282  Aristida purpurea var. wrightii Vernon H. Oswald; Lowell Ahart 1995-6-13 6862 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 225 Comment
  JEPS97300 Image available Aristida purpurea var. wrightii Vernon H. Oswald and L. Ahart 1995-6-13 6862 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Small part of an uncommon tufted perennial 225 Comment
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Jul 23 2009
  CHSC30010  Aristolochia californica J. Griffith 1980-4-23 37 Tehama Ponderosa Way 0.5 mi n of Deer Creek. 585 Comment
  UCR17131.1  Aristolochia californica Frank C. Vasek 1979-2-17 s.n. Tehama Sacramento Valley, 7 mi south of Red Bluff along Willow Creek 91 Comment
  JEPS20872  Arnica dealbata Jos. Grinnell 1928-6-30 Tehama near Sugar Pine Flat (Viola Road) 1889 Comment
  JEPS3551  Arnica discoidea Milo S. Baker and H. K. Wagnon 1953-6-21 12757 Tehama w of Paskenta; Whiskey Saddle 1448 Comment
  UC1299275  Arnica discoidea Freed W. Hoffman 1950-7-1 3531 Tehama Fish Ridge North Coast Ranges 1889 Comment
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Jul 19 2009
  UCD56027  Arrhenatherum elatius R. Tofsrud 1951-6-1 13287 Tehama Annthony Peak, near Summit. Comment
  CHSC94550  Artemisia tridentata subsp. tridentata Lowell Ahart 2006-9-9 13250 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
  CHSC80538  Asarum hartwegii Vernon H. Oswald; Lowell Ahart 2001-5-7 10005 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC64938  Asclepias cordifolia Vernon H. Oswald; Lowell Ahart 1995-7-12 7014 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy 36. 1097 Comment
  SEINET10580345  Asclepias cordifolia H. M. Evans Evans s.n. 1922 Tehama Above Drakesbad, Lassen National Park 1920 Comment
  UC1586566  Aspidotis californica Vernon H. Oswald and Lowell Ahart 1991-5-9 4564 Tehama ca. 6.5 mi n-ne of Red Bluff (ca. 1.5 mi ne of Bend Bridge over Sacramento River, just w of mouth of Paynes Creek); Paynes Creek Recreation Area 91 Comment
  RSA755499  Aspidotis densa Barbara Ertter, Brad Olson 1991-7-4 10209 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 miles west of Paskenta, ca. 25 air miles west of Corning at spring on south side of Round Mountain, 2.2 miles inside forest boundary. 976 Comment
  CHSC56264  Asplenium septentrionale Beth Corbin 1991-10-4 659 Tehama North side of Christie Hill, ca. 4 mi ENE of Mineral. Lassen National Forest, Susanville. 1950 Comment
  RSA724868  Aster occidentalis var. occidentalis L. Ahart 2006-9-9 13268 Tehama West side of road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 air miles northeast of Butte Meadows. 1519 Comment
  RSA739804  Aster subulatus var. ligulatus John Dittes, Josephine Guardino 2008-10-8 1547 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence 63 Comment
  CAS-BOT-BC186836  Astragalus gambelianus Doris Kildale Gillespie 1930-5-9 9297 Tehama 18 miles west of Mineral on Susanville road Comment
  CHSC43376  Astragalus gambelianus Lowell Ahart 1979-4-25 1838 Tehama On a sand bar along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  JEPS54664  Astragalus gambelianus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  CHSC61730  Astragalus purshii var. tinctus Vernon H. Oswald; Lowell Ahart 1993-9-2 5920 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2286 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
  HSC71884  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5852 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  RSA66355  Athyrium filix-femina subsp. cyclosorum P. A. Munz 1951-7-27 16964 Tehama South base of South Yolla Bolly Peak 2104 Comment
  JEPS127315  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21359 Tehama About 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  CHSC102462  Athysanus pusillus L. P. Janeway 2009-3-28 9661 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
  HSC102680  Avena fatua J. P. Smith 2013-5-5 13694 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  CDA42496  Azolla filiculoides S. T. Ancell 1961-3-22 s.n. Tehama Mills Ranch, Red Bluff. 0 Comment
  CHSC102351  Balsamorhiza deltoidea L. P. Janeway; B. Castro 2009-4-25 9782 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CAS-BOT-BC106473  Balsamorhiza sagittata A. A. Heller 1928-5-30 14594 Tehama Open places in the yellow pine forest at Mineral 1524 Comment
  CHSC61399  Balsamorhiza sagittata Vernon Oswald; Lowell Ahart 1993-8-18 5826 Tehama Lassen Volcanic National Park. E slope of Mt. Conard just below the summit ridge, near the S boundary of the park. 2468 Comment
  HSC6592  Barbarea orthoceras John L. Heywood, D. H. Norris 1968-3-31 1882 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  CHSC75259  Barbarea verna Vernon H. Oswald; Lowell Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 762 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
  CAS-BOT-BC75615  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
  JEPS124114  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. Comment
  HSC100778  Bidens cernua var. cernua Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama E side of F.S. Rd. 29N25A, Childs Meadows, ~2,600 ft. S of intersection of Hwy. 36 and F.S. Rd. 29N25A, 2.3 (air) mi. NE of the town of Mill Creek and 9.1 (air) mi. S of Lassen Peak. 1494 Comment
  RSA755213  Bidens cernua var. cernua L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CAS-BOT-BC413086  Bistorta bistortoides P. A. Munz 1951-7-25 16841 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC40514  Blennosperma nanum Pauleen Broyles 1982-3-5 338 Tehama The Nature Conservancy Vina Plains Preserve. At S tip of preserve near access road. 60 Comment
  CHSC40569  Blennosperma nanum Pauleen Broyles 1983-3-25 872 Tehama The Nature Conservancy Vina Plains Preserve. Open, sloping swale W of a vernal pool. 60 Comment
  JEPS18814  Blennosperma nanum var. nanum J. W. Blankinship 1911-4-7 Tehama Corning Comment
  SEINET3402322  Blennosperma nanum var. nanum R. W. Spellenberg, N. Zucker 2011-4-16 14279 Tehama Kirkwood Rd. (old Hwy. 99) 7.5 km S of Solano St. in Corning. 75 Comment
  HSC79328  Blennosperma nanum var. nanum J. Heywood, D. H. Norris 1968-3-31 1894 Tehama Oak Parkland; Hwy. 36, 49 miles east of Shasta Co. Line Comment
  HSC85813  Blennosperma nanum var. nanum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 59 Tehama Hwy. 36, mile marker 51.50, 10 miles E of Red Bluff Comment
  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
  CHSC65396  Boechera breweri subsp. breweri Vernon Oswald 1984-4-11 1149 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest boundary). On a road cut. 746 Comment
  UC1010354  Boechera breweri subsp. breweri Keith Wagnon 1953-5-10 12641 Tehama between 6 to 7 mi past Paskenta Comment
  UC1609212  Boechera howellii Vernon H. Oswald and Lowell Ahart 1993-9-2 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, n side of the ridge near the summit); South Yolla Bolly Mtns. 2438 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
  JEPS76657  Boechera subpinnatifida L. R. Heckard 1972-6-17 2967 Tehama Western slope Tedoc Mt. 1310 Comment
  RSA166313  Boisduvalia stricta D. M. Moore 1960-6-2 103 Tehama Cal. highway 36, 8.2 mi. E of junction with U.S. 99E at Red Bluff. Comment
  CDA1761  Bothriochloa laguroides D. E. Moore, J. C. Carlton 1974-10-2 Tehama Kirkwood Road south of Corning. 0 Comment
  CHSC46569  Brasenia schreberi Vernon H. Oswald 1989-7-24 3893 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  CHSC40697  Brassica rapa Pauleen Broyles 1983-4-16 902 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in s pasture. 62 Comment
  CHSC84604  Brickellia californica Lowell Ahart; John Dittes 2003-9-17 10570 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
  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
  CAS-BOT-BC127686  Brickellia greenei John Thomas Howell 1960-8-18 36025 Tehama Bluff Falls 1981 Comment
  RSA201257  Brickellia greenei J. T. Howell 1960-8-23 s.n. Tehama Lassen Loop south of Diamond Peak 2195 Comment
  CHSC65936  Briza minor Vernon H. Oswald; Lowell Ahart 1996-4-15 7383 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  SEINET199094  Brodiaea californica subsp. californica R. Bacigalupi, L. Constance; Moran Rodriguez. 1951-6-12 3366 Tehama Along state highway 36 14 miles west of its junction with U.S. highway 99 9just north of Red Bluff junction) on a slig 244 Comment
  CHSC107970  Brodiaea californica var. californica B. Castro 2011-6-11 1888 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off ramps for Hwy I-5, opposite St. Elizabeth's Hospital. 88 Comment
  UC1046541  Brodiaea californica var. californica R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama 14 mi w State Highway 36 junction with U. S. Highway 99 (just n of Red Bluff junction, on a slight rise, along State Highway 36) 243 Comment
  SEINET10932594  Brodiaea congesta Jeffrey Huber 1971-6-10 Huber 280 A Tehama 18 miles e of red bluff on calif. Hwy. 36; In live oak, pinus ponderosa, and Digger pine. Ne slope (approx. 2 Degrees); rocky soil 549 Comment
  CHSC101385  Brodiaea coronaria subsp. rosea David Isle 1992-5-24 1569 Tehama Mendocino National Forest; Thomes Creek Watershed. 9.5 miles above Paskenta Store; north of M-2 (23N01.3); about 0.35 mile above MNF boundary. 877 Comment
  UC1299320  Brodiaea coronaria subsp. rosea Freed W. Hoffman 1950-6-30 3692 Tehama 10.7 mi w Paskenta Comment
  CHSC27816  Brodiaea elegans Anne E. Kilkenny 1978-4-23 17 Tehama Ca. 12 mi ne of Chico, 1/2 mi se of jct of US 99 and Haille Rd. 60 Comment
  CSUSB1006  Brodiaea lutea var. scabra William Horn Jr. 1967-5-28 670528 4 Tehama Highway 36, 20 miles west of Red Bluff. Comment
  JEPS108185  Brodiaea minor David Gowen 2005-6-24 448 Tehama Roadside on Hwy 36 W. of Red Bluff. Between mile post 26 and 27 (mileage from Shasta Co. line near Beegum). Comment
  CAS-BOT-BC484570  Brodiaea minor John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53453 Tehama 0.3 mile S of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  SEINET7042713  Brodiaea minor A. G. Vestal 1963-5-9 s.n. Tehama On Route 99E ca. 14.6 miles northwest of Chico at ranch gate. Richardson Springs quadrangle UTM Zone 10, 586506mE, 4416273mN. Comment
  CAS-BOT-BC144157  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3355 Tehama Thomes Creek ca. 1 mile east of Paskenta. 219 Comment
  SEINET10517943  Bromus diandrus Pauleen Broyles 1986-4-18 Broyles 951 Tehama Associates: Hordeum geniculatum, Elymus caputmedusae, Bromus mollis. Comment
  CHSC75425  Bromus hordeaceus Ben Myhre 1997-4-25 37 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC87145  Bromus laevipes Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Near creek. 289 Comment
  CHSC64739  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1995-5-9 6711 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the sw side of the borrow pit. 219 Comment
  CHSC88833  Bromus madritensis subsp. rubens Pat Sater 2001-4-7 Tehama Tehama Wildlife Area. 50 yds southwest of the walkthrough into Sect. 33. UTM: 10 0587821 E, 4445463 N. 489 Comment
  JEPS96011  Bromus madritensis subsp. rubens Vernon H. Oswald and Lowell Ahart 1996-4-29 7501 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, in upland (on large meander plain of intermittent stream 0.3 mi we of w boundary)); Thomes Creek Ecological Reserve, Sacramento Valley 102 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
  CHSC49520  Bromus pseudolaevipes V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3371 Tehama Trail to Dead Rabbit Lake between Mud Flat Rd. and Bowers Creek. Edge of the trail. 518 Comment
  CHSC68707  Bromus racemosus Vernon H. Oswald; Lowell Ahart 1997-5-14 8421 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek Rd. at a low-water crossing of the North Fork Antelope Creek. 938 Comment
  CHSC64930  Bromus sterilis Vernon H. Oswald; Lowell Ahart 1995-6-13 6856 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the s side of the basalt ridge at the w boundary. 195 Comment
  CHSC61447  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1993-8-18 5815 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  JEPS104966  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  CAS-BOT-BC273304  Cacaliopsis nardosmia Milo S. Baker; H. K. Wagnon 1953-6-21 12780 Tehama Logging rd West of Paskenta at Whiskey Saddle 4753 ft in cut over forest, West Tehama County Comment
  UC1037410  Cacaliopsis nardosmia Douglas Barbe 1955-7-17 204 Tehama along the road to Oven Lid at the sign Sommerset 3/4, w Tehama Co 1889 Comment
  UCD57333  Calamagrostis koelerioides Milo S. Baker 1943-8-8 10654 Tehama Anthony Peak. 2072 Comment
  JEPS88466  Calandrinia ciliata Vernon H. Oswald and Lowell Ahart 1996-4-3 7295 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on flood plain of intermittent stream ca. 0.4 mi. e. of the dirt lane along w. side of parcel, Thomes Creek Ecological); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC96376  Callitriche hermaphroditica Lowell Ahart 2007-4-3 13610 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC57802  Callitriche heterophylla var. bolanderi Vernon H. Oswald; Lowell Ahart 1992-4-21 4906 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.6 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. In a pool on the S side of the road. 316 Comment
  JEPS88347  Callitriche heterophylla var. bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-23 7443 Tehama ne of Red Bluff (BLM parcel along Hwy 36, on a flood channel of Paynes Creek, just downstream from the power line at this location, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  CHSC70875  Callitriche marginata Vernon Oswald; Lowell Ahart 1998-4-27 8976 Tehama Vestal Rd. 4.9 mi west of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. In a roadside ditch. 292 Comment
  CAS-BOT-BC85756  Calocedrus decurrens John Thomas Howell 1960-8-20 36205 Tehama Near Lassen Volcanic National Park, Morgan 1463 Comment
  CHSC70919  Calochortus amabilis Vernon Oswald; Lowell Ahart 1998-4-27 8966 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  UC648364  Calochortus coeruleus Marion Ownbey and Ruth P. Ownbey 1938-7-15 1743 Tehama 3 mi n Mineral (summit of mountain between Mineral and Viola) Comment
  CHSC67313  Calochortus luteus James D. Jokerst 1983-5-18 1768 Tehama Wurlitzer Ranch E of Meridian Rd., between Zimmershed and Pine creeks ca 0.5 mi W of the powerline. Comment
  CHSC86260  Calochortus luteus Martin J. Lenz 2003-5-9 4 Tehama Between Monte Vista Ct. and Interstate 5, approx. 2.5 mi. north Red Bluff. 122 Comment
  HSC1765  Calochortus luteus Larry Berti 1969-5-9 65 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UC1296333  Calochortus luteus R. F. Hoover 1965-5-29 9414 Tehama 2 mi se Beegum Comment
  CAS-BOT-BC492648  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC492653  Calochortus luteus L. E. Smith 1915-5-27 s.n. Tehama Red Bluff Comment
  RSA49306  Calochortus luteus Philip A. Munz 1949-5-14 13195 Tehama 5 miles N of Red Bluff Comment
  SBBG41817  Calochortus luteus W. M. Plumb -May-1971 Tehama N of Red Bluff 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
  HSC90068  Calochortus monophyllus C. Baldwin, A. Hiss, P. Reynolds 1990-3-31 29 Tehama 5 mi. W of rd. A5 on Hwy. 36, 25 m on the S side of the Hwy. 244 Comment
  SBBG22516  Calochortus nudus H. and M. Dearing 1939-6-12 3640 Tehama S of Lassen Nat Park Comment
  OBI76947  Calochortus superbus Anthony Baniaga 2011-6-12 340 Tehama CDFG: Tehama State Wildlife Area. At intersection of Plum Crk Rd (202) and Oak Crest Rd (28N94). Inskip hill quad T28N R1E sec 5 SW of NW 647 Comment
  UC583461  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  UC1732951  Calochortus vestae Kay H. Beach, Frank Gould 1940-5-16 640 Tehama vicinity of Red Bluff. Comment
  JEPS127133  Calycadenia ciliosa Lowell Ahart, John Dittes 2016-8-25 21292 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC273402  Calycadenia fremontii Freed W. Hoffman 1950-6-30 3534 Tehama North Coast Ranges. West of Paskenta 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
  CAS-BOT-BC273395  Calycadenia fremontii G. D. Carr 1971-9-18 663 Tehama NW of Red Bluff on Hwy 36, 6.0 mi W of its jct with Vestal Rd (just W of Ball Rd) 473 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
  RSA789807  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Highway 36. 226 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
  UCD129694  Calycadenia fremontii Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy A5 on Hwy 36, along Dry Creek. 213 Comment
  UCD129771  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mile south of Luce and Griswald Roads (ca. 13 miles southwest of Cottonwood). 191 Comment
  UCD135692  Calycadenia fremontii Bruce G. Baldwin 1986-6-28 609 Tehama 0.15 mile west of junction with Shasta-Trinity National Forest Road 45 (Tedoc Road). 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
  JEPS101296  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  RSA739757  Calycadenia pauciflora John Dittes, Josephine Guardino, L. Ahart 2003-8-23 780 Tehama Inner N coast Range, 3.9 air miles W by SW of Paskenta, 3.6 air miles S by SE of Eagle Peak, 1.4 air miles N of confluence of Thomes Creek and Mill Cree, Crowfoot point, S of Toomes Camp Road. 576 Comment
  RSA255561  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 miles NE of Glenn County line on West Black Butte Road 213 Comment
  RSA255565  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road 366 Comment
  RSA789279  Calycadenia pauciflora R. L. Carr 1978-7-6 2112 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff. 503 Comment
  UCD129866  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36. Around 1 mile northwest of Rosewood. 214 Comment
  UCD80036  Calycadenia spicata CNPS SN Foothill Team 2005-6-16 Survey Tehama Tehama State Wildlife Area, road out near Oak Creek. Comment
  JEPS102855  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
  JEPS109587  Calycadenia truncata Dean W. Taylor 2002-7-2 18212 Tehama Big Chico Creek canyon, ca. 0.5 mile west of Highway 32 at the Butte County Line 1036 Comment
  RSA767790  Calycadenia truncata L. Ahart, John Dittes 2010-7-19 16887 Tehama About 20 yards south of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  RSA788199  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 mi W of Paynes Rd Jct on Hwy 36 (milepost 61.80, ca. 17.9 mi NE of Red Bluff, jct Hwy 99). Along road from here to milepost 68+. 464 Comment
  RSA718503  Calycadenia truncata subsp. truncata L. P. Janeway 2006-8-20 8855 Tehama High Cascade Range. Ridge top between Deer Creek and Nine-mile Creek, overlooking Devil's Parade Ground from the southeast; about 80 m west of Road 26N15, 8 road km southwest of Soda Springs and Hwy. 32. 1082 Comment
  JEPS81108  Calycanthus occidentalis J. P. Smith and T. W. Nelson 1978-7-22 10043 Tehama Weston Ranch; Shasta-Trinity National Forest, Yolla Bolly Quad. 1341 Comment
  JEPS90700  Calycanthus occidentalis Dean William Taylor 1973-6-30 2429 Tehama e slope of mt. 1 mi n Wells Creek (about spring); Tedoc Mountain 1371 Comment
  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
  JEPS105614  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek 1062 Comment
  CHSC66484  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1996-5-20 7579 Tehama Cascade Range Foothills, Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Scattered plants on the rocky and brushy banks of an intermittent stream at the northeast end of the parcel. 182 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
  CHSC94369  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-7-19 13031 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  HSC96835  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-7-19 13031 Tehama 100 yards W of dirt rd., 50 yards E of Colby Creek, 2 mi. SE of Colby Mtn., 5 mi. NE of Butte Meadows 1526 Comment
  JEPS104967  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 1997-6-18 16082 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36 960 Comment
  CHSC34971  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1975-6-21 3171 Tehama Highway 32, 15.0 mi S of jct with Highway 36. Comment
  CHSC43405  Camissonia contorta Lowell Ahart 1979-4-25 1844 Tehama On the floodplain of Blue Tent Creek, about 7 miles north of Red Bluff. 91 Comment
  RSA699639  Camissonia contorta D. W. Taylor 1995-4-25 14851 Tehama Hamp Creek, 0.3 miles west of Ponderosa Way Comment
  CHSC80667  Camissoniopsis hirtella Lowell Ahart 2001-6-14 8826 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  SD211575  Campanula prenanthoides Barbara Ertter, Brad Olson 1991-7-5 10340 Tehama Twin Springs watertank, Raglin Ridge Road 5.7 miles above North Fork Elder Creek crossing, circa 25 airmiles Southwest of Red Bluff. 1250 Comment
  SEINET1910381  Campanulaceae Dean W. Taylor 1995-1 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC64385  Cardamine oligosperma Vernon H. Oswald; Lowell Ahart 1995-3-6 6501 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 ridge running through the ne corner of the reserve. 225 Comment
  CHSC67195  Cardamine oligosperma James D. Jokerst 1981-2-23 1240 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  SEINET4290093 Image available Carex abrupta Unknown 2009-1 9870 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek.assen Peak .....' quad. 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
  CHSC92762  Carex angustata L. P. Janeway 2005-6-12 8424 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road. 1625 Comment
  RSA712753  Carex angustata L. P. Janeway 2005-6-12 8424 Tehama High Cascade Range 1625 Comment
  HSC1785  Carex aquatilis Larry Berti 1969-5-9 90 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 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
  JEPS95643  Carex bolanderi Lowell Ahart 1994-7-24 7515 Tehama 1 1/4 air miles N of Jonesville (sides of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  SEINET13344643  Carex bolanderi P. F. Zika, J. Nelson 2011-7-5 25523 Tehama North Coast Range Highlands (NCoRH) forest road 35, 0.7 air miles NE of Low Gap, 4 air miles NE of Opium Glade Ridge. 1500 Comment
  HSC82146  Carex bolanderi Thomas W. Nelson, Jane P. Nelson 1979-6-25 4908 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC53654  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-27 1098 A Tehama On side of ridge above Alder Cr. 1487 Comment
  CHSC91215  Carex brainerdii D. Isle 1995-11-2 1059 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. On west bank 25N16--1.3 miles above 25N16-E Spur Jct. 5 and Dime Timber Sale survey on Upper Boswell Ridge (0.6+ mile SE of Twin Peaks). 1981 Comment
  CHSC94326  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
  CDA33059  Carex densa L. P. Janeway, B. Castro 2000-4-21 6670 Tehama High Cascade Range; On north side of Mill Creek, 1.9 km east-northeast of Black Rock and Ponderosa Way. Comment
  CDA33052  Carex dudleyi L. P. Janeway 2000-6-3 6860 Tehama High North Coast Ranges; Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak Comment
  CHSC86532  Carex dudleyi L. P. Janeway 2003-6-14 7843 Tehama High Cascade Range. Along Cohasset Road 3.2 road km north-east of Deer Creek crossing. At small drainage. 732 Comment
  SEINET11309876 Image available Carex feta Unknown 2009-1 24613 Tehama Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36, Cascade Range Highlands (CaRH). Comment
  CAS-BOT-BC278765  Carex hassei Peter F. Zika 2012-7-14 25977 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 1665 Comment
  SEINET4292188 Image available Carex integra Unknown 2006-1 12945 Tehama High east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles(air) south- east of Colby Mountain, about 5 miles (air) northeast ofButte Meadows. Yellow Pine Forest. Comment
  CHSC109974  Carex interior Peter F. Zika; Julie Nelson 2011-7-4 25529 Tehama Forest Road 45, NE slope of Rat Trap Ridge, 3 air miles SW of Tedoc Mountain. North Coast Range Highlands (NCoRH). 1630 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
  CAS-BOT-BC35480  Carex jonesii Hans Leschke 1954-9-21 s.n. Tehama Lassen Volcanic National Park, above cascades of Kings Creek Comment
  CAS-BOT-BC31207  Carex lenticularis var. impressa P. A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mt. 2133 Comment
  CHSC88485  Carex luzulina L. P. Janeway 2001-6-10 7154 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  SD211486  Carex luzulina Barbara Ertter, Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  JEPS108564  Carex luzulina var. luzulina L. P. Janeway 2005-6-12 8423 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road 1625 Comment
  CAS-BOT-BC31939  Carex microptera John Thomas Howell 1960-8-18 36100 Tehama Sulphur Works Checking Station. 2011 Comment
  SEINET7568446 Image available Carex multicaulis Unknown 2004-5-30 8130 Tehama Onion Butte 7.5' Quad. High Cascade Range, along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  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
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  CAS-BOT-BC119656  Carex neurophora Philip Alexander Munz 1951-7-25 16879 Tehama 1 mi E of Square Lake, N base of S Yolla Bolly Mt. 2133 Comment
  CDA33123  Carex nudata H. H. Keifer 1962-9-12 Tehama Mineral. 0 Comment
  CAS-BOT-BC28342  Carex scopulorum var. bracteosa Philip Alexander Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mt. 2148 Comment
  SEINET13705049  Carex serratodens B. L. Wilson, R. Brainerd, D. Isles, L. Janeway, M. Mooers 2002-6-28 10711 Tehama Pepperwood Spring 908 Comment
  CHSC94372  Carex simulata Lowell Ahart 2006-7-19 13037 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
  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-BC117824  Carex specifica George Wilson Gillett 1957-8-18 1104 Tehama Lower portion of Brokeoff Mountain trail, 1/4 mi above Sulphur Works Entrance Staition 2103 Comment
  HSC48999  Carex specifica M. Mahan 1970-7-10 30 Tehama 1982 Comment
  CHSC78730  Carex subfusca L. P. Janeway; B. Castro 2000-6-11 6799 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge. 1207 Comment
  UCD169415  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
  CHSC115777  Carex utriculata Lowell Ahart; John Dittes 2015-8-6 20517 Tehama About 100 yards east of the sping, east of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC115047  Carex vesicaria P. A. Munz 1951-7-26 16941 Tehama Long Lake, N base of South Yolla Bolly Pk. 2133 Comment
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  JEPS116645  Carex whitneyi L. P. Janeway 2009-7-26 9871 Tehama Lassen National Forest Lassen Peak (east side of Hwy 89 0.5 km south of boundary of Lassen Vocanic National Park; 1.0 km west of (and above) Mill Creek); High Cascade Range 1990 Comment
  CHSC101388  Castilleja applegatei David Isle 1992-7-29 1551 Tehama Mendocino National Forest. Rocky open flat; E of first drainage coming down Forks Ridge into Thomes Creek Watershed. Just NE of Willow Creek watershed and CRI study area boundary on S side Auger Creek watershed. 1676 Comment
  CAS-BOT-BC249600  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1938-7-1 s.n. Tehama Between Chester and Chico 1280 Comment
  JEPS126574  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, west of Highway 32. Comment
  JEPS15389  Castilleja applegatei subsp. pinetorum Douglas Barbe 1955-7-21 225 Tehama w shore Square Lake (w Tehama County); Region of South Yolla Bolly 2103 Comment
  JEPS22416  Castilleja applegatei subsp. pinetorum Hugh Dearing and Margaret Dearing 1938-6-22 2071 Tehama Potato Patch Camp 1080 Comment
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May 26 2016
  JEPS3626  Castilleja applegatei subsp. pinetorum George Gillett 1952-7-14 79 Tehama above Sulphur Works Ski Lift area; Lassen Volcanic National Park 2072 Comment
  RSA505370  Castilleja applegatei subsp. pinetorum R. C. Bacigalupi, G. Thomas Robbins, Keith Harrison, G. D. Barbe 1955-7-17 5351 Tehama Northern exposure of Tatham Ridge, on ridge-top 0.3 mile s. of Post Pile Camp and 19 miles w.-n.w. or Paskenta. Mendocino Nat. Forest. 1921 Comment
  UC1001340  Castilleja applegatei subsp. pinetorum Louise Kellogg 1952-7-18 87 Tehama near Squaw Camp and Pole Corral on Boswell Ridge (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC1034007  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jul 22 1940-Jul 23 1940 26241 Tehama s of Sulphur Works (Route 89, Bluff Falls, s of Mount Lassen); Bluff Falls 1889 Comment
  HSC65821  Castilleja attenuata C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 91 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS95700  Castilleja attenuata Vernon H. Oswald and L. Ahart 1995-4-3 6580 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  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
  JEPS22034  Castilleja exserta subsp. exserta Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6279 Tehama 2 mi e Paskenta (near Paskenta Cemetery, valley of Thomes Creek) 207 Comment
  JEPS4507  Castilleja lacera Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  SBBG4138  Ceanothus cordulatus H. and M. Dearing 1938-7-23 2110 Tehama Deer Crk Comment
  CHSC64367  Ceanothus cuneatus var. cuneatus Vernon H. Oswald; Lowell Ahart 1995-2-22 6486 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. 204 Comment
  CAS-BOT-BC50958  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1941-7-9 9731 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC80262  Ceanothus integerrimus L. P. Janeway 1999-6-26 6484 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km southeast of Manton Road; about 1.3 km south of Battle Creek. 434 Comment
  HSC18303  Ceanothus integerrimus R. C. Sanford 1965-5-1 27 Tehama 22 mi E of Red Bluff on Hwy. 36 610 Comment
  UCR17253  Ceanothus integerrimus Frank C. Vasek 1975-7-12 750712- 01 Tehama Along Deer Creek (Hwy. 32), north of Potato Flat Comment
  CHSC87124  Ceanothus integerrimus var. macrothyrsus L. P. Janeway 2001-6-15 7178 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  SEINET263494  Ceanothus jepsonii R. J. Shaw 1993-5-23 5098 Tehama Lassen National Forest ; Mile marker 89 near Morgan Summit [near jct of Hwys 36 & 89] 1707 Comment
  UC1052841  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama 1/4 mi s Hwy 36 (on Pattymocus Trail.); Quad. 31-B-4 762 Comment
  UC1299543  Ceanothus lemmonii Freed W. Hoffman 1946-5-27 1006 Tehama Buckhorn Mountain Comment
  CHSC57507  Ceanothus prostratus S. R. Mitchelson 1987-4-12 6 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  CHSC102312  Centaurea solstitialis L. P. Janeway 2009-6-21 9808 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  SEINET8111600 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201511 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111622 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201520 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8853574 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201514 , RB201515, RB201516, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  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
  CHSC48164  Centromadia fitchii Vernon Oswald 1987-8-25 3225 Tehama Collected near the boat ramp at Eagle Pass, Black Butte Lake. Area around the reservoir. 152 Comment
  UCR106825  Cephalanthus occidentalis Daniel Sanchez-Mata 1977-9-17 s.n. Tehama Red Bluff. Jellys Ferry Road at Sacramento River 100 Comment
  CHSC4047  Cerastium glomeratum D. F. Johnson 1967-3-9 9 Tehama Found on reservoir dam ca 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  JEPS51343  Cerastium glomeratum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo Rd.) Comment
  HSC1750  Cerastium glomeratum Larry Berti 1969-3-22 55 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  CAS-BOT-BC291612  Cercis occidentalis Camille F. Nowell 2012-7-16 49 Tehama Hwy 36 approx 14 mi E of Paynes Creek. 1018 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
  CHSC93468  Cercis occidentalis Lowell Ahart 2006-5-5 12580 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 561 Comment
  CHSC75399  Cercocarpus betuloides Ben Myhre 1997-4-16 14 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC68960  Cercocarpus ledifolius var. intermontanus Vernon Oswald; Lowell Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly- Middle Eel Wilderness. 2057 Comment
  CHSC90431  Chaenactis douglasii Niall McCarten 1986-6-16 5446 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29, 0.5 mi. due south of Browns Camp, 1 mi. east of Ides Cove Trailhead. 1859 Comment
  UC1585833  Chaenactis glabriuscula var. heterocarpha Barbara Ertter 1989-5-3 8444 Tehama ca 20 airmiles sw of Chester (Deer Creek rd (Rt 32) at milepost 12.00, e side of Deer Creek); Deer Creek 975 Comment
  SBBG6576  Chamaesaracha nana H. and M. Dearing 1938-6-22 2086 Tehama near Deer Crk Comment
  UCD126581  Chamaesaracha nana Collector Unknown 1925-8-1 s.n. Tehama Red Bluff. Comment
  HSC89848  Chamaesyce hooveri R. D. Stone, Roy E. Buck 1987-8-3 830 Tehama Vina Plains, 1.9 mi. SSW of the intersection of Hwy. 99 and Rowles Rd., 0.2 mi. N of the Tehama-Butte Co. line 58 Comment
  JEPS83923  Chamaesyce hooveri R. D. Stone 1986-7-19 760 Tehama 0.6 mi e Hwy 99 and Lassen Rd intersection (0.1 mi s of Lassen Rd); TNC Vina Plains Preserve 68 Comment
  JEPS83924  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-3 830 Tehama 1.9 mi ssw Hwy 99 and Rowles Rd intersection (0.2 mi n of Tehema-Butte county line); Vina Plains 57 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
  CHSC40812  Chamaesyce maculata Pauleen Broyles 1982-8-5 829 Tehama The Nature Conservancy Vina Plains Preserve. Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road. 66 Comment
  CHSC59085  Chamaesyce maculata Vernon H. Oswald 1992-8-19 5160 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) at the parking area, Brokeoff Mtn. trailhead. 2023 Comment
  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
  CDA4781  Chamaesyce nutans T. C. Fuller 1968-9-17 17617 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  JEPS88629  Chamaesyce ocellata subsp. ocellata Dean W. Taylor 1990-8-11 11451 Tehama Dales Lake 207 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
  CHSC76511  Chamaesyce ocellata subsp. rattanii Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  JEPS120775  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  JEPS91378  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Tooms Canp Road 5.3 miles West from Paskenta 518 Comment
  CHSC24749  Cheilanthes gracillima G. Strang 1976-2-22 3 Tehama Among cliffs directly n of Blackrock Bridge on n side of creek. Ishi Wilderness Area. 822 Comment
  CHSC68796  Cheilanthes gracillima Vernon Oswald; Lowell Ahart 1997-6-10 8551 Tehama Between Paskenta and Covelo on M2 (23N69) 0.9 mi west of its junction with M4, between Sugar Spring and Government Flat campgrounds. 1737 Comment
  CHSC80573  Cheilanthes intertexta Lowell Ahart 2001-6-14 8842 Tehama A large rock outcrop, about 100 yards northeast of road M2, and east of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 2695 Comment
  JEPS104376  Chenopodium botrys Lowell Ahart 2003-9-17 10573 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
  JEPS88563  Chenopodium botrys Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .2 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on gravel bar along Paynes Creek at old bridge site,); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  SEINET4558825  Chenopodium botrys Steven P. McLaughlin 1989-1 5682 A Tehama Along Highway 36, 7.5 miles west of Red Bluff 244 Comment
  CAS-BOT-BC451368  Chimaphila menziesii H. F. Copeland 1920-7-12 89 Tehama Butt[e] Mt. 1828 Comment
  CHSC90435  Chimaphila umbellata Niall McCarten; Roxanne Bittman 1986-6-14 5352 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  UCD57953  Chloris virgata William Anderson 1965-8-15 s.n. Tehama Vina Road. Comment
  JEPS109681  Chlorogalum angustifolium Dean W. Taylor 1990-4-24 10639 Tehama just north of Stony Creek north of Roger Road, under steel-tower high voltage transmission lines 106 Comment
  UC1950235  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  UC843758  Chlorogalum angustifolium Lewis S. Rose 1934-4-22 34250 Tehama 5 mi e Red Bluff 121 Comment
  CAS-BOT-BC498635  Chlorogalum angustifolium Alice Eastwood; John Thomas Howell 1934-4-21 1848 Tehama Between Red Bluff and Paynes Creek Comment
  CHSC108653  Chlorogalum pomeridianum B. Castro; L. P. Janeway 2000-6-15 1300 Tehama Inner North Coast Ranges. Ca 9 rd mi SW of Paskenta, on N side of Mud Flat Rd ca 1.6 mi W of its jcn with Round Valley Rd. 569 Comment
  CHSC64929  Chlorogalum pomeridianum var. pomeridianum Vernon H. Oswald; Lowell Ahart 1995-6-13 6857 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. 201 Comment
  CHSC113316  Chorizanthe membranacea Lowell Ahart; John Dittes 2014-5-17 19507 Tehama Steep north bank above the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  JEPS105874  Chorizanthe membranacea Lowell Ahart 2004-4-29 10781 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 523 Comment
  CHSC110821  Chorizanthe membranacea David Isle; Phil Rundel, Lela Schultz 1990-5-4 1989 Tehama Mendocino National Forest - North Coast Ranges North Fork Stony Creek Watershed. Wilder RNA; Along S bank of E running drainage just S of N RNA Bdry. (N Sec. 26 sec. line). 341 Comment
  RSA0037132  Chorizanthe membranacea David W. Isle, Phil Rundel, Lela Schultz 1990-5-4 1989 Tehama Wilder RNA; Along S bank of E running drainage just S of N RNA Bdry. (N Sec. 26 sec. line). 341 Comment
  CHSC64631  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald; Lowell Ahart 1995-4-17 6668 Tehama Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common on a bank of exposed fanglomerate on the w wall of the borrow pit. 213 Comment
  UC1594665  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald and Lowell Ahart 1992-4-21 4900 Tehama Hogsback Road (Belle Mill Rd. or Forest Rd. 28N24) 6.6 mi (odometer) e of Highway 99 ca 8 mi (air) e Red Bluff; e of Red Bluff Comment
  CHSC102328  Chorizanthe stellulata L. P. Janeway; B. Castro 2009-4-25 9759 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC56298  Chrysolepis sempervirens K. R. Stern 1986-5-21 8250 Tehama Deer Creek Meadow, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  JEPS38076  Chrysolepis sempervirens Jos. Grinnell 1925-7-30 Tehama Mineral 1463 Comment
  CHSC64547  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-3 6590 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. Scattered plants in moist soil along the intermittent stream on the s edge of the basalt ridge at the w boundary. 195 Comment
  CDA10799  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama Near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CAS-BOT-BC285352  Cirsium andersonii H. F. Copeland 1920-7-17 109 Tehama On Butt Mountain 1828 Comment
  OBI54134  Cirsium andersonii David J. Keil, Kathleen Keil 1992-7-25 23602 Tehama Lassen NF along Hwy 89. 6.6 mi SE of Lassen Volcanic Natl Park southern boundary Comment
  HSC71879  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5857 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  CHSC45660  Cirsium douglasii var. breweri Vernon Oswald 1983-7-26 919 Tehama Calif. hwy 32, 1.8 mi s-w of its jct. with Calif. Hwy 36. 1402 Comment
  CHSC102489  Cirsium occidentale var. venustum L. P. Janeway 2009-6-21 9825 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 1.6 road km east of Ishi Road. 701 Comment
  UC2032039  Cirsium occidentale var. venustum Barbara Ertter with Brad Olson 1991-7-5 10301 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  RSA388912  Cirsium occidentale var. venustum C. B. Wolf 1937-6-13 8788 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 Comment
  CAS-BOT-BC438979  Cistanthe monosperma John Thomas Howell 1960-8-21 36287 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC169776  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
  HSC31867  Clarkia affinis Thomas E. Higley 1974-5-5 100 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CAS-BOT-BC163554  Clarkia arcuata Doris Kildale Gillespie 1930-5-14 9395 Tehama Between Mineral and Paynes Creek Comment
  CHSC102460  Clarkia arcuata L. P. Janeway; B. Castro 2009-4-25 9764 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  RSA755418  Clarkia arcuata L. P. Janeway, B. Castro 2009-4-25 9764 Tehama Cascade Range Foothills: Tehama Wildlife Area: Along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  SEINET7096721  Clarkia concinna A. G. Vestal 1963-6-4 s.n. Tehama Along along Dry Creek on Route 36. Ca 8.1 miles west of the junction with Bowman Road and west of Cottonwood. NAD27 40? deg. 17' 51ao, -122?_ 37' 48ao (converted to WGS84 decimal degrees) Comment
  CAS-BOT-BC164173  Clarkia concinna R. Bacigalupi 1934-5-29 2401 Tehama Base of Paskenta Grade, along road to Covelo Comment
  JEPS101746  Clarkia gracilis subsp. albicaulis Dean W. Taylor 1997-6-6 16023 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage, about 150 ft below rim 975 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
  CHSC78875  Clarkia gracilis subsp. gracilis Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  JEPS88103  Clarkia gracilis subsp. gracilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7516 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 167 Comment
  CHSC48627  Clarkia lassenensis Vernon Oswald 1984-6-7 1258 Tehama Calif. Hwy 32, 0.8 mi n-e of the first bridge over Deer Creek. 1054 Comment
  JEPS89003  Clarkia mildrediae V. Parker, J. Clark 1993-7-3 860 Tehama n.e. slope Inskip Hill (on Gridley property e. of Lanes Valley rd.); Manton Quad., Inskip Hill 426 Comment
  CHSC86538  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  CAS-BOT-BC164771  Clarkia rhomboidea H. F. Copeland 1920-7-17 105 /165? Tehama On Butt Mt. 1828 Comment
  HSC70014  Clarkia rhomboidea Thomas W. Nelson, Jane P. Nelson 1978-7-21 4438 Tehama Along Tedoc Rd., 5 mi. from Jct. with Hwy. 36 Comment
  CHSC32987  Claytonia exigua subsp. exigua P. Lynn Lester 1980-3-31 4 Tehama Ca. 20 yds w of Round Valley Rd, ca. 7 mi sw of jct with Newville Rd, ca. 9 mi sw of Paskenta. Open area on steep hillside. 670 Comment
  CHSC64398  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1995-3-6 6506 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. Locally abundant on a bare patch of eroded fanglomerate just e of Pool 20 (Orcuttia pool). 219 Comment
  CAS-BOT-BC292673  Claytonia obovata John Thomas Howell 1944-7-14 19764 Tehama Anthony Peak, east side Comment
  CHSC43720  Claytonia palustris Vernon Oswald 1984-6-19 1300 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  JEPS75785  Claytonia palustris Todd and Virginia Keeler-Wolf 1971-6-17 156 Tehama about 1.5 mi se North Yolla Bolly Guard Station (Saunder's Camp); Yolla Bolly Mountains 1859 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
  CHSC67282  Claytonia perfoliata James D. Jokerst 1984-3-17 1930 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  CAS-BOT-BC443747  Claytonia rubra subsp. rubra Alice Eastwood; John Thomas Howell 1941-7-9 9751 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC2031395  Claytonia rubra subsp. rubra Barbara Ertter with Brad Olson 1991-7-4 10233 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  CHSC78261  Claytonia saxosa Vernon H. Oswald 2000-5-17 9921 Tehama FR 28N05 0.7 mi northeast of its junction with FR 45 at Tedoc Gap. 1478 Comment
  UC1299363  Claytonia sibirica Freed W. Hoffman 1950-7-4 3758 Tehama trail up North Yolla Bolly from White Rock (w Tehama); North Yolla Bolly Comment
  CAS-BOT-BC92563  Clematis ligusticifolia Alice Eastwood 1912-8-22 s.n. Tehama Lassen Butte Region. Comment
  RSA121387  Collinsia greenei G. D. Barbe 1955-7-16 185 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2287 Comment
  CHSC48983  Collinsia rattanii Vernon Oswald 1986-5-23 2038 Tehama Round Valley Rd. (M4) 0.2 mi e of 23N21. 1463 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
  CHSC70909  Collinsia sparsiflora var. collina Vernon H. Oswald; Lowell Ahart 1998-4-27 8963 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 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
  CDA41375  Collinsia sparsiflora var. collina Vernon H. Oswald & Lowell Ahart 1998-4-27 8963 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC83379  Collinsia sparsiflora var. sparsiflora L. P. Janeway; Shirley Innecken 2002-3-14 7444 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  JEPS34517  Collinsia tinctoria Freed W. Hoffman 1948-7-2 2467 Tehama near Beegum (Beegum Creek); North Coast Ranges, Beegum Creek 396 Comment
  UC1019527  Collinsia torreyi var. latifolia Louise Kellogg 1952-7-9 9 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s of South Yolla Bolly Mountain (Mendocino National Forest, North Coast Ranges); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 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
  OBI9614  Collinsia torreyi var. latifolia Rimo Bacigalupi, G. T. Robbins 1954-6-26 4639 Tehama 1.9 mi SW of Government Flat, upper (western) end of Log Spring ridge, Mendocino Natl Forest 1814 Comment
  RSA505369  Collinsia torreyi var. latifolia R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5319 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  UC1025116  Collinsia torreyi var. wrightii Douglas Barbe 1955-7-22 239 Tehama about 1/2 mi from jeep road, w of Oven Lid, on the trail to Square Lake Square Lake 2072 Comment
  JEPS102777  Collomia grandiflora Lowell Ahart 2001-6-16 8873 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
  CHSC101051  Collomia heterophylla John Dittes; Josephine Guardino 2005-5-11 1102 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
  CHSC60370  Collomia tinctoria Mary Ann Showers 1992-6-26 2565 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS76635  Collomia tinctoria L. R. Heckard 1972-6-18 2993 Tehama ne side Tedoc Mt. (near road) 1341 Comment
  HSC74972  Collomia tracyi J. P. Smith, Thomas W. Nelson 1979-6-25 10197 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 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
  CHSC66180  Conium maculatum Vernon H. Oswald 1996-6-3 7710 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 100 Comment
  JEPS88172  Convolvulus arvensis Vernon H. Oswald and Lowell Ahart 1996-7-8 7961 Tehama BLM parcel along Hwy 36 ne Red Bluff (near intermittent stream crossing ne corner of parcel); Cascade Range foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC105650  Conyza canadensis Lowell Ahart; John Dittes 2010-10-4 17294 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
  CHSC25028  Corallorhiza maculata Bob Garamendi 1974-5-10 65 Tehama Mill/Deer Creek Study Area. S fork in Antelope Creek at Ponderosa Way. 731 Comment
  JEPS64329  Corallorhiza maculata Joseph Grinnell 1927-6-19 Tehama Mineral Comment
  CHSC90454  Corallorhiza striata Niall McCarten; Roxanne Bittman 1986-6-15 5486 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.5 mi. so. of Browns Camp. 1828 Comment
  UCSB13081  Corallorhiza striata Dearing, Hugh; Dearing, Margaret 1938-6-25 Tehama Open Pine Woods E. of Mineral 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
  CAS-BOT-BC209882  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Near Lassen Volcanic National Park. Between Morgan and Morgan Summit 1676 Comment
  UC2042828  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  UCD117172  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Between Morgan and Morgan Summit. 1676 Comment
  UCSB13438  Cornus nuttallii Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral; 9.5 miles south of Viola 1524 Comment
  SFV8757  Cornus sericea subsp. sericea J. M. Tucker, L. K. Mann 1962-7-29 3638 Tehama 0.75 miles north of Ovenlid, South Yolly Bolly Mountain, about 3 miles east of the summit. 1982 Comment
  CAS-BOT-BC210560  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama Along Deer Creek (State Highway 32), Potato Patch Camp Ground, Lassen National Forest Comment
  CHSC7188  Cornus sessilis Lynn R. Thomas 1969-4-18 107 Tehama N side Deer Creek, s edge of Calif. 32, 8 mi w of junct with Calif. 36. 1219 Comment
  JEPS102645  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  JEPS94368  Cornus sessilis Vernon Oswald and Lowell Ahart 1997-9-9 8867 Tehama 1.1 mi se of Highway 32 (Forest Road 26N09 at Cascade Creek, nw of Chico Meadows); Cascade Creek, Forest Road 26N09 1219 Comment
  LA40471  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-8-20 sn Tehama Deer Creek 1000.0 Comment
  SBBG5324  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  CHSC12952  Corydalis caseana subsp. caseana K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5802 Tehama Roadside seepage bank, with small stream running through it, ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  CHSC44207  Corydalis caseana subsp. caseana Vernon Oswald 1988-6-30 3545 Tehama Meadow is located along Willow Creek ca. 0.1 mi n of the Butte County Line.Meadow located s of the road to Colby Mt. Lookout, between Humboldt Rd. and Willow Creek, near Jonesville. 1560 Comment
  CHSC113922  Crassula aquatica Lowell Ahart 2014-5-8 19445 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC79105  Crassula aquatica B. Castro; L. P. Janeway 2000-4-5 1058 Tehama Vicinity of Orland; adjacent to Rice Creek. 112 Comment
  CHSC64525  Crassula connata Vernon H. Oswald; Lowell Ahart 1995-4-10 6615 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station of Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  CAS-BOT-BC376537  Crepis monticola Alice Eastwood; John Thomas Howell 1941-7-9 9735 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS121165  Croton setiger Lowell Ahart 2013-8-2 18986 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  SEINET11262185  Croton setiger Robert L. Johnson, Mikel R. Stevens 2015-7-10 3946 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
  CHSC71049  Crucianella angustifolia Vernon Oswald; Lowell Ahart 1998-5-14 9048 Tehama Hwy. 36 between Bluff and Platina, 2.3 mi east of Vestal Rd. 2712 Comment
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Sep 11 2007
  CHSC96653  Crucianella angustifolia Lowell Ahart 2007-5-8 13743 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
  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
  UCD121545  Crucianella angustifolia Alan A. Beetle 1944-6-1 3014 Tehama Near Igo. Comment
  CHSC81641  Crypsis alopecuroides Vernon H. Oswald 2001-10-18 10062 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
  HSC97194  Crypsis alopecuroides L. Ahart 2002-11-5 10018 Tehama E of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 mi. (air) NW of Orland 152 Comment
  JEPS103342  Crypsis alopecuroides Lowell Ahart 2002-11-5 10018 Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, ca 12 miles (air) NW of Orland. 152 Comment
  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
  CHSC84607  Crypsis schoenoides Lowell Ahart; John Dittes 2003-9-17 10605 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
  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
  SEINET11689134  Crypsis schoenoides Unknown 1982-1 738 Tehama The Nature Conservancy Vina Plains Preserve, NNE of barn in S pasture 63 Comment
  SEINET8916098  Crypsis schoenoides B. Ertter, E. Neese, L. Fujii, D. Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  CDA20827  Cryptantha crinita Stoffel 2006-5-4 PDR 1411608 Tehama Northern California; Hooker Creek Rd in Cottonwood. Comment
  CHSC115228  Cryptantha crinita B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2036 Tehama Sacramento Valley. In channel of Hooker Creek, ca 10 mi NW of Red Bluff and 6 mi SW of Cottonwood, 2.75 mi W of I-5. Ca 80-100 ft W of Hooker Rd bridge,on flat streambed silt/grave/cobble low terraces and also on lower edge of the N-facing bank 161 Comment
  CHSC33157  Cryptantha crinita L. Ahart 1979-4-25 1843 Tehama Flood plain of McCoy Creek, at the intersection of McCoy Rd and Matlock LP, ca.3 mi n of Red Bluff. 110 Comment
  CHSC78621  Cryptantha flaccida Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC84655  Cryptantha flaccida Samantha Mackey Hillaire; Brian Elliott 2003-5-31 343 Tehama Lassen National Forest, Ishi Wilderness. Along Rancheria Creek Trail, on a S-facing slope. 902 Comment
  JEPS97261  Cryptantha flaccida Vernon H. Oswald and L. Ahart 1995-5-9 6715 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1023450  Cryptantha hispidula Milo S. Baker 1953-5-10 12632 Tehama w of Paskenta (along the logging road near the 10 mi post) Comment
  UC1873669  Cryptantha hispidula Barbara Ertter with Brad Olson 1991-7-4 10211 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 mi W of Paskenta, ca 25 air miles W of Corning at spring on S side of Round Mountain, 2.2 mi inside forest boundary. Comment
  CHSC77318  Cryptantha intermedia L. P. Janeway 1999-5-5 6416 Tehama Vicinity of Thomes Creek and Williams Butte. 310 Comment
  RSA21496  Cryptantha intermedia C. B. Wolf 1937-5-15 8678 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  UC1010419  Cryptantha microstachys Milo S. Baker 1953-5-9 12580 Tehama w of Paskenta (near 6 mi post) Comment
  JEPS112685  Cryptantha milobakeri Dean W. Taylor 1997-5-30 16010 Tehama Ponderosa Way in canyon South Fork Battle Creek; on S-facing slopes along road 899 Comment
  RSA90794  Cryptantha milobakeri Milo S. Baker 1953-5-10 12632 Tehama Logging road W of Paskentia near 10 mile post Comment
  UC1023449  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-7-12 12912 Tehama w of Paskenta (near 15 mi post in forest, w Tehama County) 1219 Comment
  CHSC90453  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5408 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  RSA90780  Cryptantha torreyana M. S. Baker, H. K. Wagnon 1953-7-11 12835 Tehama 1.9 miles above Whitlock Camp on County road. Comment
  SBBG119956  Cryptantha torreyana L. Ahart 2006-7-19 13022 Tehama area just W of the dirt rd, E of Colby Crk, near large man made piles of soil and rock, ca. 1.75 mi (air) SE of Colby Mtn, ca. 4.75 mi (air) NE of Butte Meadows 1503 Comment
  UC1873670  Cryptantha torreyana Barbara Ertter with Brad Olson 1991-7-4 10242 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  UCSB13418  Cycladenia humilis 1962-6-12 Tehama Along road from Viola to Mineral, 10.5 miles south of Viola 1706 Comment
  CHSC56965  Cycladenia humilis var. humilis Steven Triano; Stefani Eiben 1988-5-7 149 Tehama Ca 0.1 mi ne of Gurnsey Creek Campground. 1463 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
  UC1197613  Cycladenia humilis var. humilis Charlotte M. Wilder 1912-6-26 1845 Tehama above Deer Creek Meadows Deer Creek Meadows Comment
  JEPS97312  Cynodon dactylon Vernon H. Oswald and L. Ahart 1995-6-13 6849 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, exposed rocky gravel of alluvial fan deposit. 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
  HSC82447  Cynoglossum occidentale Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5049 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  CDA38935  Cyperus bipartitus L. Ahart, John Dittes 2003-9-17 10594 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CDA34747  Cyperus eragrostis L. Ahart, John Dittes 2010-10-4 17287 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC88268  Cyperus eragrostis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11185 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  HSC7213  Cyperus eragrostis Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  CHSC40800  Cyperus niger Pauleen Broyles 1982-7-27 814 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch s of Lassen Rd. 60 Comment
  JEPS106245  Cyperus niger Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11184 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  JEPS104235  Cyperus squarrosus Lowell Ahart 2003-9-17 10597 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC81596  Cypselea humifusa Vernon H. Oswald 2001-10-18 10059 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the early autumn strand of the reservoir. 134 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
  RSA268986  Damasonium californicum J. R. Reeder, C. G. Reeder 1975-6-4 6669 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  UCD61363  Danthonia unispicata Dean W. Taylor 1976-7-9 6037 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC89892  Datisca glomerata B. Castro; Shirley Innecken 2001-6-11 1266 A Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  UC1010422  Datisca glomerata Milo S. Baker and H. K. Wagnon 1953-5-31 12720 Tehama logging road w of Paskenta (near 5 mile post, West Tehama County) Comment
  UC1001299  Delphinium antoninum Louise Kellogg 1952-7-12 24 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  CHSC55802  Delphinium decorum subsp. tracyi Vernon Oswald 1986-5-23 2039 Tehama Round Valley Rd. (M4) 1.3 mi w of the crossroad between Dead Mule Camp and Log Springs Station. 1615 Comment
  UC1034636  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13051 Tehama w Postpile Camp; Mend. Nat. Forest 1828 Comment
  CHSC118480  Delphinium hesperium subsp. hesperium Don Lepley 2016-5-15 Tehama Lassen National Forest. Almanor Ranger District. On mildly sloping bench ~70 yards south of Plum Creek; 1.4 air miles south-southeast of town of Paynes Creek. 601 Comment
  JEPS28463  Delphinium nuttallianum George W. Gillett 1957-8-13 1053 Tehama near Brokeoff Mountain Trail 1/4 mi above Sulphur Works Checking Station; Lassen Volcanic National Park 2072 Comment
  SBBG2166  Delphinium nuttallianum H. and M. Dearing 1938-6-24 2125 Tehama Mineral Comment
  CAS-BOT-BC116048  Delphinium nuttallianum F. J. Hermann 1931-7-6 2543 Tehama Rocky bank of highway, 1 mile S. of Park Entrance 1950 Comment
  CHSC52943  Delphinium variegatum J. D. Jokerst 1981-4-10 1295 Tehama Wurlitzer Ranch; ca 20 m north of Zimmershed Creek. Due north of Wurlitzer House =Bell Ranch. Comment
  CHSC52944  Delphinium variegatum J. D. Jokerst; Howard Wurlitzer 1981-4-5 1303 Tehama South of and adjacent to Lassen Road, 1/4 mi east of Hwy 99. Comment
  CHSC90902  Delphinium variegatum Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5434 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CAS-BOT-BC122008  Delphinium variegatum Ella D. Cantelow 1953-5-3 s.n. Tehama North of Redbluff [Red Bluff] Comment
  JEPS62385  Delphinium variegatum subsp. variegatum Virginia Bailey 1938-4-16 Tehama 4 mi w Paskenta (on Paskenta-Covelo road) Comment
  CDA14472  Delphinium variegatum subsp. variegatum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4204 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  UC149680  Deschampsia cespitosa subsp. cespitosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4350 Tehama near Morgan Morgan; Mill Creek Canyon 1524 Comment
  CHSC64646  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1995-4-3 6574 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In wetland near the w boundary just s of the northern cluster of pools. 207 Comment
  HSC1658  Deschampsia danthonioides Larry Berti 1969-5-9 74 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC93488  Deschampsia danthonioides G. Fred Hrusa, J. Hart 1998-5-10 14416 Tehama Coyote Creek Conservation Area: ridge above Coyote creek wash, 1.5 mi. W of Paskenta Rd. 120 Comment
  UCD61408  Deschampsia danthonioides A. A. Beetle 1943-5-25 1947 Tehama Near Paynes Creek. Comment
  SD211507  Deschampsia elongata Barbara Ertter, Brad Olson 1991-7-4 10236 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles West of Paskenta, Mill Creek crossing 0.9 miles West of Elder Creek/Riley Ridge junction, circa 27 airmiles West of Corning, roadbank below small reservoir 1310 Comment
  UCD63424  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 Comment
  CHSC68811  Descurainia incana Vernon Oswald; Lowell Ahart 1997-6-10 8559 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). Edge of meadow. 1821 Comment
  JEPS94583  Descurainia incana Vernon Oswald and Lowell Ahart 1997-7-7 8679 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Ee Wilderness) 2057 Comment
  UC1019541  Descurainia pinnata Louise Kellogg 1952-7-15 50 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  JEPS117355  Dianthus armeria subsp. armeria Lowell Ahart, John Dittes 2010-7-17 16857 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  HSC87444  Dicentra formosa Clare R. Wheeler, Gladys L. Smith 1980-6-17 1757 Tehama Mendocino National Forest, NE of Anthony Peak, 1 mi. N of Wells Cabin Campground, just over line into Tehama Co. 1890 Comment
  RSA433583  Dicentra formosa subsp. formosa Bonnie C. Templeton 1960-6-14 8501 Tehama 2 miles west of Mineral 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
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 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
  CHSC30002  Diplacus kelloggii John Griffith 1980-4-23 36 Tehama Ponderosa Way 1.8 mi n of Deer Creek. 658 Comment
  CHSC86609  Diplacus kelloggii Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Grizzly Creek. 274 Comment
  CAS-BOT-BC153498  Diplacus layneae Milo S. Baker; H. K. Wagnon 1953-5-10 12621 Tehama Logging rd West of Paskenta, near 10 mi. post Comment
  CHSC65351  Diplacus 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. 1645 Comment
  CHSC80878  Diplacus torreyi Lowell Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC154015  Diplacus torreyi Carl B. Wolf 1941-7-23 11056 Tehama Northern Sierra Nevada. On Chico-Lake Almanor Rd. (Calif. Highway #32) 4 1/2 mi. N. of (above) Lomo 1219 Comment
  UCD64357  Distichlis spicata var. nana A. A. Beetle 1942-5-19 3285 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  CHSC65665  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald 1996-3-20 7245 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. Collectred at the junction of the intermittent stream and the dirt lane. 106 Comment
  HSC49142  Dodecatheon clevelandii subsp. patulum J. O. Sawyer, R. J. Cole 1979-3-11 3330 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  CHSC57494  Dodecatheon hendersonii S. R. Mitchelson 1987-4-12 10 Tehama Ca 1.2 km nw of Black Butte. 900 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
  POM129380  Dodecatheon jeffreyi W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
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Jul 5 2009
  UCD55039  Downingia bacigalupii Dean W. Taylor; G. L. Stebbins and L. Heckard 1972-6-18 1526 Tehama On Tedoc Mt. near Tedoc Gap. 1371 Comment
  CHSC48007  Downingia bicornuta var. bicornuta Vernon Oswald 1983-5-6 436 Tehama Along the edge of Leininger Rd. (Keffer Rd.) 0.8 mi n of Lassen Rd. Comment
  CHSC79978  Downingia bicornuta var. bicornuta B. Castro; L. P. Janeway 2000-5-11 1170 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS108493  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-5-23 303 -96 Tehama Vina Plains Preserve, located 13 mi N of Chico. Comment
  UCD80193  Downingia bicornuta var. bicornuta CNPS SN Foothill Team 2005-6-13 SNNR 0194 Tehama USFS Lassen National Forest, Finley Lake. 853 Comment
  UCD80191  Downingia cuspidata CNPS SN Foothill Team 2005-5-10 SNFN 0237 Tehama BLM Hog Lake/Paynes Creek, Hog Lake Platea, west of Hog Lake. 263 Comment
  CDA12944  Downingia ornatissima G. F. Hrusa 1996-5-2 12905 Tehama Central Valley; near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  SEINET12334037  Downingia ornatissima Unknown 1986-1 960 Tehama T24N, R1W, NW-1/4 of Sec. 29. Along fence 50 m W of telephone line 66 Comment
  JEPS108531  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-5-1 90 -95 Tehama South of Red Bluff. On west side of Rawlins Rd., between Gyle and Tehama Rds. Comment
  UC596494  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-19 2252 Tehama near Vina Comment
  CHSC46119  Draba verna var. aestivalis L. P. Janeway; Oscar V. Janeway 1989-4-15 3218 Tehama Deer Creek Meadows; along hwy 32 ca 3/4 mi SW of jct with hwy 36/89. Upper part of mdw. 1402 Comment
  CHSC87236  Draba verna var. aestivalis Jenny Marr; Heidi West 1999-4-14 Tehama Vicinity of Garland Road (Newville Road), Round Valley Road, and uppermost North Fork Stony Creek. 259 Comment
  JEPS123957  Drosera rotundifolia Lowell Ahart, John Dittes 2015-8-6 20503 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UCD124003  Drosera rotundifolia Barry Rice 2011-8-29 BR 110813 Tehama Along Colby Creek. Downstream populations extend into Butte County. 1520 Comment
  CAS-BOT-BC157800  Drymocallis lactea var. lactea David D. Keck 1930-7-24 962 Tehama Mineral 1525 Comment
  CAS-BOT-BC157801  Drymocallis lactea var. lactea Ethel Crum 1937-8-7 1953 Tehama 1.6 miles northwest of Mineral Summit 1463 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
  CHSC65050  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1995-7-17 7065 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Collected on a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  CHSC66191  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .2 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
  CHSC77330  Dysphania botrys L. P. Janeway; B. Castro 1999-6-14 6466 Tehama Along south side South Fork Cottonwood Creek. 307 Comment
  CHSC88262  Dysphania botrys Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11213 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
  CHSC84579  Dysphania pumilio Lowell Ahart; John Dittes 2003-9-17 10575 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
  JEPS127143  Dysphania pumilio Lowell Ahart, John Dittes 2016-8-25 21277 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
  CHSC117641  Echinochloa colona Lowell Ahart; John Dittes 2016-8-25 21284 Tehama About the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS88410  Echinochloa crus-galli Vernon H. Oswald and Lowell Ahart 1996-9-4 8250 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  SEINET10564132  Echinochloa crus-galli Virginia E. Long 1931-8-14 Long 102 a Tehama Corning, Abundant in drainage ditch along highway. Common in rice fields. 79 Comment
  CHSC116226  Echinodorus berteroi Lowell Ahart; John Dittes 2015-6-22 20259 Tehama Drying strand of a man made pond, about 1/4 mile north of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC78909  Echinodorus berteroi Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC107240  Elatine californica Lowell Ahart; John Dittes 2011-6-9 17448 Tehama Rio De Los Molinos Land Grant. In shallow water or on wet bare sandy soil, bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC40808  Elatine heterandra Pauleen Broyles 1982-5-12 581 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC64908  Elatine heterandra Vernon H. Oswald; Lowell Ahart 1995-6-13 6848 B 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. 219 Comment
  CHSC40802  Eleocharis acicularis Pauleen Broyles 1982-6-24 771 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch just s of Lassen Rd. 60 Comment
  CAS-BOT-BC113415  Eleocharis bella John Thomas Howell 1960-8-18 36047 Tehama Bluff Falls 1981 Comment
  CHSC84597  Eleocharis flavescens var. flavescens Lowell Ahart; John Dittes 2003-9-17 10600 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC66586  Eleocharis macrostachya Vernon H. Oswald; Lowell Ahart 1996-7-8 7969 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC87943  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC87944  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 A Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS97287  Eleocharis macrostachya Vernon H. Oswald 1995-5-28 6792 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  UCD80272  Eleocharis macrostachya CNPS SN Foothill Team 2005-6-22 SNNR 0381 b Tehama USFS Lassen National Forest. 672 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
  JEPS88395  Eleocharis parishii Vernon H. Oswald and Lowell Ahart 1996-9-4 8271 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  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
  CHSC84433  Eleocharis suksdorfiana Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10533 Tehama Meadow, about 50 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  SEINET7587176 Image available Eleocharis suksdorfiana Lowell Ahart, John Dittes, Josephine Dittes 2003-8-23 10533 Tehama About 50 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2113 Comment
  CHSC105213  Elodea canadensis Lowell Ahart; John Dittes 2010-7-19 16888 Tehama About 10 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC96792  Elymus caput-medusae Lowell Ahart 2007-5-8 13759 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
  RSA201306  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  UCD61491  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain. 2465 Comment
  UCD61528  Elymus elymoides R. Tofsrud 1949-5-29 Tehama Diamond Range. Comment
  JEPS106337  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
  JEPS98967  Elymus elymoides subsp. californicus Lowell Ahart 2001-6-8 8806 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC32802  Elymus elymoides subsp. elymoides James Jokerst 1980-6-18 895 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC49576  Elymus elymoides subsp. elymoides V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3372 Tehama Trail to Dead Rabbit Lake between Mud Flat Rd. and Bowers Creek. 518 Comment
  SEINET12753555  Elymus multisetus H. K. Sharsmith 1951-7-11 4017 Tehama Mendocino NF, Covela-Paskenta Road, 11.1 miles below Log Spring Ranger Station and 11.2 miles W of Paskenta. 1219 Comment
  UCD80545  Elymus multisetus CNPS SN Foothill Team 2005-7-1 SNNR 0492 d Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  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
  CHSC94304  Epilobium brachycarpum Lowell Ahart 2006-7-26 13075 Tehama On the west edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 mile (air) northeast of Butte Meadows. 1518 Comment
  POM304453  Epilobium brachycarpum Alice Eastwood, John Thomas Howell 1941-7-9 9840 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC109234  Epilobium campestre Robert Fischer 2012-6-3 1058 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit, adjacent to seasonal farm pond. 57 Comment
  CHSC113255  Epilobium campestre Lowell Ahart; John Dittes 2014-5-18 19519 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  HSC24235  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on Hwy. 32, 15 mi. E of Lomo Comment
  JEPS110085  Epilobium canum subsp. latifolium Lowell Ahart 2006-8-15 13204 Tehama Gray ridge northwest of the road, on the northwest side of the very good gravel logging road, about 4 miles (by road) to Highway 32 1516 Comment
  CDA38078  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  HSC49629  Epilobium ciliatum subsp. ciliatum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4890 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  HSC93244  Epilobium ciliatum subsp. ciliatum Vernon H. Oswald, L. Ahart 1996-9-4 8265 Tehama Hog Lake Plateau: BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, edge of Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC84617  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10521 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS104059  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2003-8-23 10521 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
  UC1080630  Epilobium ciliatum subsp. glandulosum P. A. Munz 1951-7-25 16904 Tehama Square Lake north base of South Yolla Bolly Mts. 2133 Comment
  CHSC107360  Epilobium cleistogamum Lowell Ahart; John Dittes 2011-6-9 17443 Tehama Rio De Los Molinos Land Grant. on the bottom of a small vernal pool, about 50 yards east of a large vernal pool, sand dune area, about 40 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  CHSC41012  Epilobium cleistogamum Pauleen Broyles 1982-5-28 673 Tehama The Nature Conservancy Vina Plains Preserve. In a wallow, just nw of barn in s pasture. 62 Comment
  JEPS89965  Epilobium cleistogamum Dean W. Taylor 1993-6-22 13737 Tehama n. Moore Creek (0.5 mi. w. of I-5 & 0.5 mi. n. of the Glenn Co. line); Sacramento Valley, Kirkwood 7 1/2 Quad. 83 Comment
  CHSC106145  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  UC1736611  Epilobium densiflorum Dean W. Taylor 1993-5-22 13452 Tehama S of Battle Creek (ca. 1 mi SE Coleman Powerhouse), along Spring Branch road at the crossing of Spring Branch (creek) 228 Comment
  UC1949053  Epilobium densiflorum Barbara Ertter with Brad Olson 1991-7-5 10312 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch in SE corner of ranch Comment
  UC764939  Epilobium densiflorum R. F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  CHSC64918  Epilobium foliosum Vernon H. Oswald; Lowell Ahart 1995-6-13 6866 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the fence e of the Old Hwy. Pool. 219 Comment
  POM253027  Epilobium glaberrimum subsp. glaberrimum A. A. Heller 1937-6-26 15345 Tehama Along Deer Creek, west of Deer Creek Meadows. 1372 Comment
  RSA66678  Epilobium hallianum P. A. Munz 1951-7-26 16940 Tehama Long Lake, north base of South Yolla Bolly Peak. 2134 Comment
  CHSC84613  Epilobium hornemannii subsp. hornemannii Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10522 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CHSC91059  Epilobium minutum David W. Isle 1995-5-2 1049 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail just N of Bennett Ck crossing. On 1st S aspect. 292 Comment
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  JEPS39220  Epilobium obcordatum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2865 Comment
  RSA795889  Epilobium pallidum L. Ahart 2012-6-2 18145 Tehama East side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  UC762944  Epilobium pallidum R. F. Hoover 1937-5-19 2290 Tehama s Tehama; Coyote Creek bridge Comment
  UCD80485  Epilobium pallidum CNPS SN Foothill Team 2005-6-15 SNNR 0253 Tehama CDFG Tehama Wildlife Area. 581 Comment
  JEPS38213  Epilobium pallidum Mrs. S. A. Long 1938-5-16 Tehama betw. Red Bluff and Henleyville Comment
  CHSC102804  Epilobium torreyi Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16318 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
  CHSC96654  Epilobium torreyi Lowell Ahart 2007-5-8 13738 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
  JEPS104469  Epilobium torreyi Lowell Ahart 2003-6-11 10248 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
  JEPS97284  Epilobium torreyi Vernon H. Oswald and L. Ahart 1995-5-16 6724 Tehama Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1949054  Epilobium torreyi Barbara Ertter with Brad Olson 1991-7-5 10311 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch in SE corner of ranch Comment
  UCD135419  Equisetum hyemale P. Thompson 1996-4-28 46 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  CHSC27509  Equisetum hyemale subsp. affine Michael F. Henetz 1978-4-22 18 Tehama Ca. 10 m n of Hwy. 32, in Deer Creek Canyon, ca. 15.6 km sw of junction of Hwy. 32 and Hwy. 89. 1050 Comment
  JEPS127318  Equisetum hyemale subsp. affine Lowell Ahart, John Dittes 2016-8-25 21308 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
  SEINET10562409  Eragrostis cilianensis Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7081 Tehama W side of Manton Rd. (A6) ca. 1 mi N of SDales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Annual weed along the edge of Inks Creek Rd. (E end). Comment
  SEINET11688671  Eragrostis cilianensis Unknown 1982-1 810 Tehama The Nature Conservancy Vina Plains Preserve, ca 50 m S of Lassen Road 66 Comment
  CHSC65147  Eragrostis pectinacea var. pectinacea Vernon H. Oswald; Lowell Ahart 1995-7-31 7149 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 Manton Rd. near the S tip of the reserve. 207 Comment
  JEPS104267  Eragrostis pectinacea var. pectinacea Lowell Ahart 2003-9-17 10606 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
  JEPS88133  Eragrostis pectinacea var. pectinacea Vernon H. Oswald and Lowell Ahart 1996-7-8 7991 Tehama Hwy. 36 n.e. Red Bluff (near Hog Lake, e. edge of Hwy. 36 ca. 0.7 mi. s.w. of the parking lot at Hog Lake Plateau); Cascade Range Foothills 274 Comment
  CHSC92153  Eriastrum brandegeeae J. Molter 1993-7-20 767 C Tehama Along edges of Pettyjohn Rd. (Long grade). Comment
  CHSC89614  Eriastrum tracyi Jenny Marr; Julie Cunningham, Heidi West, Natalie Wight 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek. South-facing tributary of main creek. 304 Comment
  RSA724827  Ericameria bloomeri L. Ahart 2006-9-9 13270 Tehama Near dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 air miles SE of Colby Mt., about 5 air miles NE of Butte Meadows. 1526 Comment
  UC172758  Ericameria greenei T. S. Brandegee 1892-9-20 Tehama Yolo Bola Mt. Comment
  CHSC32818  Ericameria linearifolia Brian H. McMurtry 1979-4-7 1 Tehama Ca. 2mi. se of Paskenta on Round Valley Rd. Comment
  CHSC68487  Ericameria linearifolia Vernon H. Oswald 1997-3-20 8314 Tehama Round Valley Rd. (M4) 3.3 mi W of Salt Creek Conservation Camp. 609 Comment
  UC1010353  Ericameria linearifolia Keith Wagnon 1953-5-9 12615 Tehama logging rd w Paskenta (in foothills, near 6 mi post but above rd) Comment
  CHSC110951  Ericameria nauseosa var. oreophila L. P. Janeway 2013-10-14 11208 Tehama High Cascade Range. Top of ridge between Cub Creek and Butt Creek, 2.5 air km north-northwest of Humboldt Summit. 1973 Comment
  CHSC117623  Ericameria nauseosa var. speciosa Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21365 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  SEINET205025  Ericameria ophitidis Loran C. Anderson, Kent Fish 1965-8-16 2935 Tehama east slopes of Mt. Tedoc just below summit. 39 air miles west of Red Bluff. 1494 Comment
  RSA0113457  Erigeron coulteri Henry J. Ramsey, Henry J. Ramsey 1938-8-3 1724 Tehama Mineral King. Comment
  HSC1770  Erigeron divergens Larry Berti 1969-3-22 60 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from dam to 3 mi. upstream from the dam 213 Comment
  CHSC60282  Eriodictyon californicum L. P. Branham 1975-5-1 25 Tehama Ca. 15 m e Tombs Camp Rd and 2.6 mi w of Paskenta. 350 Comment
  CHSC90883  Eriogonum compositum var. compositum Niall McCarten 1986-7-4 5312 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' Linn Peak. 2011 Comment
  CAS-BOT-BC242615  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  CAS-BOT-BC465596  Eriogonum dasyanthemum Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -064 Tehama West slope Te4doc Mountain, Beegum Creek watershed 1400 Comment
  CHSC80676  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102432  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS128463  Eriogonum dasyanthemum Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -064 Tehama West slope Tedoc Mountain, Beegum Creek watershed; Road 45 south of milepost 11. Comment
  OBI11128  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta-Covelo rd 457 Comment
  CAS-BOT-BC242622  Eriogonum dasyanthemum Catherine Best 1992-7-14 1392 Tehama At the edge of the road on the Mendocino Pass Road about 4 air miles west of Paskenta Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  JEPS88134  Eriogonum luteolum Vernon H. Oswald and Lowell Ahart 1996-7-8 7958 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream crossing the n.e. corner of the parcel near its confluence with Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CDA13585  Eriogonum luteolum var. luteolum G. F. Hrusa 1996-8-17 13509 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  UC725288  Eriogonum luteolum var. luteolum A. A. Heller 1937-7-21 Tehama Deer Creek Comment
  HSC74855  Eriogonum nudum var. nudum J. P. Smith, Thomas W. Nelson 1978-7-22 10024 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UC1609437  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1993-9-2 5919 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2316 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
  CHSC60378  Eriogonum nudum var. pubiflorum Mary Ann Showers 1992-6-26 2591 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  UCR265187  Eriogonum nudum var. pubiflorum Barbara Ertter, Brad Olson 1991-7-4 10184 Tehama Toomes Camp Road (Mendocino Forest Road 23N01), 5.3 mi west of Paskenta, c. 22 air miles west of Corning 457 Comment
  UCD100698  Eriogonum nudum var. pubiflorum Amelie C. Blyth 1950-7-15 s.n. Tehama midway between Paynes Creek and Mineral on Highway 36. Comment
  JEPS56541  Eriogonum plumatella W. G. Wright 1925-7-12 Tehama Mineral 2438 Comment
  CAS-BOT-BC269974  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta road 0.3 miles beyond Anthony Peak road junction, Mendocino National Forest, just within western boundary of Tehama County 1524 Comment
  CDA22669  Eriogonum tripodum L. Ahart 2001-6-14 8840 Tehama About 300 yards north of road M2, and north of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. Comment
  CHSC48660  Eriogonum tripodum Vernon Oswald 1988-6-27 3514 Tehama M2 (23N01) 9.4 mi w of Paskenta. On a serpentine outcrop. 804 Comment
  JEPS89606  Eriogonum tripodum Dean W. Taylor 1997-6-6 16027 Tehama along rd. from Campbellville to Baccalla Cabin (Lassen Nat'l Forest, on n. side of ridge in Sulphur Creek drainage, ca. 50 ft below rim); Sierra Nevada (nSNF), Devils Parade Ground 608C 7 1/2 Quad. 1005 Comment
  JEPS96718  Eriogonum umbellatum var. smallianum Dean W. Taylor 1997-7-9 16129 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  SBBG1651  Eriogonum ursinum H. and M. Dearing 1938-6-25 2127 Tehama Battle Crk Comment
  CHSC96328  Eriogonum vimineum L. P. Janeway 2006-8-20 8854 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 12 m east of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Top of east-facing rocky gravelly volcanic slope; around rocks and boulders with Vulpia. 1079 Comment
  UCD101533  Eriogonum vimineum Dean W. Taylor 1976-7-9 6046 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC90910  Eriophyllum lanatum Niall F. McCarten; Roxanne L. Bittman 1986-6-14 5356 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. South of confluence of Thomes and McClure Creeks. Comment
  HSC74984  Eriophyllum lanatum var. achilleoides J. P. Smith, Thomas W. Nelson 1979-6-25 10204 Tehama Shasta-Trinity National Forest. Road to Tedoc Mtn., 2.8 mi. from its junction with S.R. 36 854 Comment
  CHSC113317  Erodium botrys Lowell Ahart; John Dittes 2014-5-17 19501 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
  CHSC64544  Erodium botrys Vernon H. Oswald; Lowell Ahart 1995-4-3 6554 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant at the s gate of the old highway. 216 Comment
  HSC8465  Erodium botrys Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  JEPS122037  Erodium cicutarium Lowell Ahart, John Dittes 2014-5-16 19479 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CHSC75377  Erodium moschatum Ben Myhre 1997-3-31 24 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  RSA424749  Eryngium aristulatum var. aristulatum Aaron Liston, M. Blumler 1987-4-24 654 -9 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  JEPS16995  Eryngium articulatum unknown 1917-8-7 Tehama Red Bluff Comment
  CHSC116532  Eryngium castrense B. Castro 2012-7-19 1941 Tehama Sacramento Valley. N of Elder Creek, ca 0.26 mi W of the town of Gerber. In distrubed open area W of the railroad tracks and E of the Tehama-Colusa Canal, on flat to undulating grassland between vernal pools and swales. 44 Comment
  CHSC66086  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1996-5-27 7646 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning: Northwest side of Sacramento Valley. 102 Comment
  CHSC66552  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1996-7-8 7988 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 265 Comment
  JEPS14174  Eryngium castrense W. L. Jepson 1938-6-10 18968 Tehama 9 mi. n. Orland (Sourgrass Creek); Sourgrass Creek 76 Comment
  JEPS19809  Eryngium castrense Rimo Bacigalupi with S. Galen Smith 1957-6-29 6022 Tehama 8.1 mi. s. Corning (along U.S. Hwy. 99-W) 83 Comment
  UC735032  Eryngium castrense Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3201 Tehama 1 mi. w. Corning (Sacramento Valley); Sacramento Valley 91 Comment
  UC1487247  Eryngium castrense Yusuf Sheikh and Lincoln Constance 1973-6-28 557 Tehama 12.6 mi. n. Corning (on Rawson Rd.) Comment
  UCD144172  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Comment
  CHSC90900  Erysimum capitatum Niall McCarten; Roxanne Bittman 1986-6-15 5483 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SEINET5342744  Erysimum capitatum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  SBBG28957  Erythranthe breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Hwy near jct with the old rd 1676 Comment
  CHSC27325  Erythranthe guttata T. B. Devine 1976-8-3 347 Tehama Meadow 1/4 mi w of lake beside unimproved road from Hwy 36 to Wilson Lake. 1584 Comment
  CHSC32877  Erythranthe guttata Louis Heinrich 1980-4-19 5 Tehama S side of Battle Creek, .7 mi e of Jerry's Ferry Rd. 106 Comment
  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
  CHSC64635  Erythranthe nasuta Vernon H. Oswald; Lowell Ahart 1995-4-25 6700 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36 ca. 14 mi ne of Red Bluff. Along the intermittent stream located on the s side of the basalt ridge crossing the ne corner of the reserve. 207 Comment
  HSC66097  Erythronium californicum S. Horner 1979-4-19 479 Tehama SW of Saddle Camp 991 Comment
  JEPS96554  Erythronium purpurascens Dean W. Taylor 1997-6-25 16109 Tehama open slopes between Forest Road 28N70 and Turner Lake; Lassen National Forest 1920 Comment
  CHSC78680  Eschscholzia caespitosa Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  UC1023471  Eschscholzia caespitosa Milo S. Baker 1953-4-26 12536 Tehama 5 1/2 mi w Paskenta (in foothills near burn along steep county road) Comment
  UC1873696  Eschscholzia caespitosa Barbara Ertter with Brad Olson 1993-5-15 11747 Tehama SW Tehama Co: Round Valley Road (M-4) ca 6 air miles SW of Paskenta, ca 1/2 mile north of Salt Creek Conservation Camp, edge of Mendocino National Forest. Comment
  RSA21515  Eschscholzia caespitosa subsp. caespitosa Carl B. Wolf 1937-5-16 8701 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CHSC41018  Eschscholzia lobbii Pauleen Broyles 1982-4-15 401 Tehama The Nature Conservancy Vina Plains Preserve. On a rise ca 150 m south of Lassen Rd and 200 m east of Hwy 99 in w pasture. 68 Comment
  CHSC96521  Eschscholzia lobbii Lowell Ahart 2007-5-8 13744 Tehama Along flood plain of Dibble Creek, about 100 yards norht of Highway 36, about 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS21004  Eschscholzia lobbii W. L. Jepson 1899-4-29 Tehama between South Fork and Dibble Creek; Manzanita Flat Comment
  SEINET7073495  Eschscholzia lobbii A. G. Vestal 1963-6-4 s.n. Tehama Cottonwood Creek at Bowman Road Bridge. UTM Zone 10, 560776mN, 4469526mN. Coordinate datum: NAD27. Comment
  UCD132281  Eucephalus breweri John Thomas Howell 1960-8-19 36166 Tehama Brokeoff Mountain trail. 2682 Comment
  SEINET12143921  Euphorbia maculata Unknown 1982-1 829 Tehama Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road, T14N,R1W, nw quadrant 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
  RSA0027420  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 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
  CHSC94552  Eurybia integrifolia Lowell Ahart 2006-9-9 13258 Tehama Dry meadow area just west of the dirt road, about 100 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS113302  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama HIgh Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Comment
  UC86938  Eurybia radulina T. S. Brandegee 1892-9-20 Tehama Yolo Bola Mt. Comment
  JEPS104377  Euthamia occidentalis Lowell Ahart 2003-9-17 10572 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
  UCD65858  Festuca californica subsp. californica Beecher Crampton 1954-6-16 1965 Tehama Whiskey Saddle, Crane Mills logging road, Mendocino Natl. Forest-Paskenta District. 1438 Comment
  CHSC68979  Festuca idahoensis Vernon Oswald; Lowell Ahart 1997-7-7 8675 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  RSA141293  Festuca idahoensis J. M. Tucker, L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1921 Comment
  SD34485  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on route 32; banks above Deer Creek 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
  CAS-BOT-BC278940  Festuca rubra Alice Eastwood; John Thomas Howell 1941-7-9 9773 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1949284  Floerkea proserpinacoides Barbara Ertter with Brad Olson 1991-7-6 10410 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CAS-BOT-BC459447  Fragaria virginiana subsp. platypetala Saichi Kawahara 1968-5-5 408 Tehama Meadow on Highway 89, St. Bernard, 1 mile west of Plumas County line 1478 Comment
  CAS-BOT-BC447521  Fragaria virginiana var. platypetala Geo. B. Grant 1902-9-12 5196 Tehama Sisson Comment
  CAS-BOT-BC53875  Frangula californica subsp. tomentella Carl B. Wolf 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the Red Bluff - Susanville Road 655 Comment
  HSC59868  Frangula rubra J. P. Smith, J. O. Sawyer 1971-5-22 4650 Tehama 22 mi. W of Mineral, along Hwy. 36 Comment
  CAS-BOT-BC26112  Fremontia californica var. viridis Alice Eastwood; John Thomas Howell 1934-4-21 1850 Tehama Between Payne's Creek and Red Bluff Comment
  CHSC57526  Fremontodendron californicum S. R. Mitchelson 1987-4-17 21 Tehama Ca 1.7 km e of Inkslip Hill. Central border between Sects. 20 and 21. 750 Comment
  SJSU539  Fremontodendron californicum G. Witherspoon 1940-6-29 2166 Tehama by Hwy 36, 11 mi W of Mineral 914 Comment
  CHSC1947  Fremontodendron californicum subsp. californicum 1936-5-1 Tehama Manton. Comment
  CHSC64999  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1995-7-12 7007 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. 981 Comment
  CHSC79844  Fremontodendron californicum subsp. californicum L. P. Janeway; B. Castro 2000-4-22 6682 Tehama High Cascade Range. Along Ponderosa way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 Comment
  CHSC88872  Fremontodendron californicum subsp. californicum Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  RSA66643  Fritillaria glauca Philip A. Munz 1951-7-26 16928 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  SD211694  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-7-4 10259 Tehama Toomes Camp / Ball Rock Road, 16.1 miles west of Paskenta, 2.0 miles southeast of Kingsley Glade/Maxin junction. 1463 Comment
  UC1051539  Galium ambiguum subsp. ambiguum Helen K. Sharsmith 1953-6-24 4350 a Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 Comment
  CHSC48877  Galium ambiguum var. ambiguum Vernon Oswald 1986-6-18 2120 Tehama Round Valley Rd. (M4) between Log Springs Station and the road to Grindstone Creek. 1524 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
  JEPS102869  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
  JEPS52791  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3997 Tehama w Paskenta (junction of Eagle Creek and Patton Mills road) 1143 Comment
  RSA90807  Galium andrewsii subsp. andrewsii Keith Wagnon 1953-5-3 12666 Tehama W of Paskenta along logging road. Comment
  CHSC65769  Galium aparine Vernon Oswald; Lowell Ahart 1996-4-8 7334 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bluff on the N side of the Sacramento River just downstream from the mouth of Paynes Creek. 91 Comment
  CHSC96547  Galium aparine Lowell Ahart 2007-4-3 13624 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  HSC19822  Galium aparine John L. Heywood, D. H. Norris 1968-3-31 1854 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  UCD121603  Galium bifolium J. M. Tucker 1959-7-19 3569 Tehama Beside the trail to Square Lake, and ca. 1 1/2 miles east of the lake, northeast side of South Yolla Bolly Mountain. 2103 Comment
  UCD121765  Galium grayanum J. M. Tucker; L. K. Mann 1959-7-19 3541 Tehama At summit, South Yolla Bolly Mountain. 2465 Comment
  JEPS13253  Galium grayanum var. nanum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5320 Tehama exposed ridge-top e Mt. Linn summit; South Yolla Bolly Mountain 2346 Comment
  CHSC113269  Galium parisiense Lowell Ahart; John Dittes 2014-5-16 19482 Tehama South of a small drainage, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC78708  Galium parisiense Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  JEPS104177  Galium parisiense Lowell Ahart 2003-6-11 10258 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS113155  Galium parisiense Lowell Ahart 2007-5-8 13742 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
  JEPS6491  Galium parisiense W. L. Jepson 1927-6-19 12259 Tehama a few mi westerly from Tuscan Buttes Comment
  CHSC55276  Galium parisiense var. parisiense L. P. Janeway 1991-5-11 3960 Tehama Battle Creek Wildlife Area. In large rocky ravine draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  UCD80745  Galium porrigens CNPS SN Foothill Team 2005-7-1 SNNR 0492 h Tehama USFS, Lassen National Forest, ca. 1/4 mile south of Lassen Trail trailhead. 1171 Comment
  JEPS52953  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3993 Tehama foot grade west of Paskenta (Toomes Camp Rd) 304 Comment
  JEPS97425  Galium porrigens var. tenue Vernon H. Oswald and L. Ahart 1995-7-12 7005 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Climbing in brush near a roadside drainage. 950 Comment
  JEPS2602 Image available Garrya buxifolia W. L. Jepson 1899-4-27 178 f Tehama Greasewood Hills Yollo Bolly Mountains; Greasewood Hills, Yallo Bally Mts. Comment
  CAS-BOT-BC199057  Garrya congdonii Dr. C. H. Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  RSA789833  Garrya congdonii R. W. Spjut 2008-3-14 16224 Tehama North Inner Coast Ranges: Mendocino National Forest, FD Rd 3 from Paskenta to Covelo, just above Valley Grassland. 502 Comment
  CAS-BOT-BC199069  Garrya elliptica C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  CHSC66125  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7478 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along a drainage flowing in a northeasterly direction from the SW corner of the reserve. 106 Comment
  UCD66602  Gastridium phleoides N. Macleod 1950-12-1 Tehama 3 miles S. of Red Bluff and half mile W. of Hwy. 99. Comment
  UCD66727  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi post. 243 Comment
  RSA90635  Gastridium phleoides Milo S. Baker, H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mile post. 244 Comment
  UC1299435  Gayophytum Freed W. Hoffman 1947-6-23 1595 Tehama near Government Flat; North Coast Ranges 796 Comment
  CDA30211  Gayophytum diffusum subsp. diffusum L. Ahart, J. Dittes, J 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. Comment
  CHSC28721  Gayophytum diffusum subsp. diffusum Robert A. Schlising; Coleta Lawler 1979-8-21 3471 Tehama S of Lassen National Park, W of Childs Meadow, 0.25 mi S of jct Hwy 36 and Hwy 172, along latter; at roadside. Comment
  RSA647852  Gayophytum diffusum subsp. diffusum James Buel 1957-6-30 139 Tehama Tehama County: Turner Mt. Trail, Lassen National Forest Comment
  UCSB19405  Gayophytum humile Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  JEPS31404  Gentiana newberryi Jos. Grinnell 1925-6-21 Tehama Mineral Comment
  CHSC102677  Gentiana newberryi var. tiogana Lowell Ahart; Josephine Guardino 2009-9-6 16369 Tehama Along a small stream that flows into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, About 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC115820  Gentiana newberryi var. tiogana Lowell Ahart; John Dittes 2015-8-5 20436 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC65962  Geranium molle Vernon H. Oswald; Lowell Ahart 1996-4-23 7421 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red bluff. Cascade Range Foothills. Locally abundant in upland along the W shore of Hog Lake. 265 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
  UC1606315  Gilia tricolor subsp. diffusa Barbara Ertter, Brad Olson 1993-5-15 11805 Tehama Spring Branch Road s of Battle Creek ca 15 airmi nne Red Bluff (BLM land); s of Battle Creek, nne of Red Bluff 182 Comment
  CHSC87315  Githopsis specularioides Lowell Ahart 2004-4-29 10795 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  UC1618269  Githopsis specularioides Barbara Ertter 1991-5-18 9846 a Tehama Rosewood Ranch on Salt Creek ca. 17 airmi. w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Salt Creek, Rosewood Ranch 259 Comment
  UC903264  Githopsis specularioides Ethel Crum 1932-5-9 1439 Tehama Elder Creek North Coast Range, Lowry 304 Comment
  SEINET10464596  Githopsis specularioides A. Arthur Heller 1916-4-20 Heller 12327 Tehama 2 miles south of Red Bluff in low places in a grain field Comment
  CHSC102665  Glyceria borealis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16344 Tehama On wet dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N, R4E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC113281  Glyceria declinata Lowell Ahart; John Dittes 2014-5-18 19513 Tehama Along ditch, where poor dirt road fords water ditch, 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
  JEPS94153  Glyceria declinata Vernon Oswald and Lowell Ahart 1998-4-27 8978 Tehama w. Red Bluff (s. of Hwy. 36, Vestal Rd. 4.9 mi. w. of its junction w/ Cannon, Pettyjohn, and Reeds Creek rds.) 292 Comment
  RSA699701  Glyceria declinata L. Ahart, Samantha Hillaire 2004-7-9 11183 Tehama Seep on the north side of the Mill Creek trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock campground, and Ponderosa Way (Forest Road 28N29, about 26 miles (air) east of Red Bluff. 655 Comment
  RSA739754  Glyceria striata John Dittes, Josephine Guardino, L. Ahart 2003-8-23 792 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Square Lake., Tehama County 40Y'02'32.64'N, 122Y'50'54.23'W, T25, R9W, undesignated section, S Yolla Bolly 7.5' Quad, 2136 Comment
  UCD104403  Gnaphalium palustre Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6864 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC115822  Goodyera oblongifolia Lowell Ahart; John Dittes 2015-8-5 20482 Tehama East side of Child's Meadow, 10 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC54019  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1991-5-9 4560 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  CHSC79362  Gratiola ebracteata B. Castro; L. P. Janeway 2000-4-4 1080 Tehama Vicinity of Orland, W of Highway I-5, among'hummocky' rolling hills just N of Rice Creek. 128 Comment
  CHSC80077  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1167 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  UCD18763  Gratiola ebracteata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 56 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK011, UTMs: 10T0581081; 4466480. Comment
  CDA6250  Gratiola ebracteata G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2674 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  RSA14127  Gratiola ebracteata Elmer I. Applegate 1928-4-25 5385 Tehama Between Orland and Corning. Comment
  CHSC111135  Gratiola heterosepala Lowell Ahart 2012-6-2 18146 Tehama Small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC66058  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 263 Comment
  JEPS88509  Gratiola heterosepala Vernon H. Oswald and Lowell Ahart 1996-4-15 7376 Tehama CDFG parcel on the S side of Gyle Rd. NW of corning. Northwest side of Sacramento Valley, Valley and Foothills Grasslands. Along pipeline ca. 0.3 mi N of the S boundary of the reserve. 99 Comment
  RSA90819  Hackelia amethystina Milo S. Baker, H. K. Wagnon 1953-7-12 12881 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
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Jul 29 2009
  UCD22591  Hackelia californica L. K. Mann 1959-6-6 s.n. Tehama Fire Mountain Motel and Trailer Park, State Highway 36, between Mineral and Chester. Comment
  JEPS101561  Hackelia micrantha Dean W. Taylor 1997-7-9 16117 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 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
  CDA40624  Hackelia nervosa J. C. Carlton 1974-9-3 s.n. Tehama Lassen Volcanic National Park, Mineral. 0 Comment
  CHSC92154  Harmonia stebbinsii J. Molter 1993-7-1 764 b Tehama No. and adjacent to drainage. 900 Comment
  UC1023847  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  CDA6445  Helenium bigelovii L. P. Janeway 2001-7-29 7396 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  UCD132694  Helenium bigelovii Dean W. Taylor 1976-7-7 6026 Tehama Highway 32 in canyon of Deer Cr. Near Alder Cr. Campground approx. 7.8 miles west from jct. with Highway 89. 1173 Comment
  CHSC77535  Helenium puberulum Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC89820  Helenium puberulum B. Castro; Shirley Innecken 2001-6-8 1263 Tehama Vicinity of Thomes Creek and Bennett Creek. At edges of perennial creek, in bottom of small canyon. 298 Comment
  RSA93029  Helianthella californica var. nevadensis Milo S. Baker, H. K. Wagnon 1954-7-11 13032 Tehama A mile of so above Whitlock Camp on county road. Comment
  JEPS24210  Helianthus bolanderi Stanton A. Cook 1960-4-23 943 Tehama 5 mi n Newville (on steep barren shaley hillside, on road from Newville to Paskenta) Comment
  CDA40614  Heliotropium europaeum L. Ahart, John Dittes, Jim Gannon, Lyle Martinez. 2002-11-4 10007 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 miles (air) southeast of Corning. Comment
  CHSC84898  Heliotropium europaeum L. P. Janeway 2003-9-18 7992 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
  JEPS19678  Heliotropium europaeum Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-25 5928 Tehama ca. 6 1/2 mi. s.w. Red Bluff (close to farm along county rd. from Red Bluff to Paskenta via Lowrey and Red Bank Creek, Red Bank district, flood plain of Red Bank Creek); Red Bank district, flood plain of Red Bank Creek 121 Comment
  UCD119462  Heliotropium europaeum N. H. Macleod 1957-9-4 s.n. Tehama Along Red Bank Road, west of Red Bluff. Comment
  CHSC77308  Hemizonia congesta subsp. clevelandii L. P. Janeway; B. Castro 1999-6-4 6449 Tehama Side canyon South Fork Cottonwood Creek. 350 Comment
  CHSC77729  Hemizonia congesta subsp. clevelandii B. Castro; L. Janeway, C. Warren, B. Hendrickson, J. Witzman 1999-6-24 999 Tehama About 22 miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On bank of dirt road. 335 Comment
  CHSC77730  Hemizonia congesta subsp. clevelandii B. Castro; L. P. Janeway 1999-6-3 950 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 457 Comment
  CHSC106138  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2010-9-12 10211 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  RSA666354  Hemizonia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 miles SW of Paskenta on road over Mendocino Pass to Round Valley, 2.3 miles SW of Newville Road jct. Comment
  CHSC43390  Herniaria hirsuta subsp. hirsuta Lowell Ahart 1978-5-23 1741 Tehama On the bottom of a vernal pool, in a grain field, north of Cone Grove Road, east of Red Bluff. 64 Comment
  UCD98162  Herniaria hirsuta var. cinerea John Thomas Howell 1960-7-24 36000 Tehama Paynes Creek. 563 Comment
  CHSC64339  Hesperevax acaulis var. acaulis Vernon H. Oswald; Lowell Ahart 1995-3-19 6535 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e fence just s of Inks Creek Rd. 213 Comment
  CHSC79955  Hesperevax acaulis var. acaulis L. P. Janeway; B. Castro 2000-5-11 6715 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS29506  Hesperevax caulescens R. F. Hoover 1937-5-19 2255 Tehama near Vina Comment
  UC2042787  Hesperocyparis macnabiana Barbara Ertter with Brad Olson 1991-7-5 10328 Tehama Raglin Ridge Road 1.7 mi from N Fork Elder Creek crossing, ca 25 air miles SW of Red Bluff. Comment
  UC1601228  Hesperolinon disjunctum Milo S. Baker and H. K. Wagnon 1953-5-31 12690 Tehama w Paskenta (near source of winter streamlet flowing past 5 mi post on logging rd.) Comment
  CAS-BOT-BC167463  Hesperolinon tehamense Helen K. Sharsmith 1959-5-26 4689 Tehama Covelo-Paskenta (Round Valley) road 5.1 miles above junction of Newville-Paskenta road and 2.1 miles within boundary of Mendocino National Forest 1066 Comment
  CAS-BOT-BC167465  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama In V of junction between road to Eagle Peak and road to Ball Rock and Ovenlid, 10.3 miles northwest of Paskenta and 1.6 miles within eastern boundary of Mendocino National Forest 1158 Comment
  CDA28494  Hesperolinon tehamense L. Ahart 2004-6-3 11150 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  CHSC101397  Hesperolinon tehamense David Isle 1992-5-23 1565 Tehama 7.55 miles above Paskenta Store; west of M-2 (23NO1.3) and Beehive Flat. 664 Comment
  CHSC88279  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama Along a small wash, burned area on the east side of Road M2, about 9 miles west of Paskenta. 883 Comment
  CHSC91087  Hesperolinon tehamense D. Isle 1995-6-20 208 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trailhead, 1.8 mi. up Log Springs Rd. from Salt Creek CC (=0.15 mi. up from Wilder Pond)=Nomlaki Trailhead Meadow. 633 Comment
  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
  UC1212206  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3709 Tehama 8 mi w Paskenta; Inner North Coast Ranges Comment
  UCD63754  Hesperolinon tehamense D. Sanchez-Mata 2006-6-24 s.n. Tehama Newville-Log Spring. Mendocino National Forest. Log Spring Ridge. Round Valley Road. 870 Comment
  UC821946  Hesperostipa comata subsp. intermedia A. A. Heller 1916-4-20 12334 Tehama hills 3 mi n Redding Comment
  CHSC85279  Heterocodon rariflorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 813 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  UC1618270  Heterocodon rariflorum Barbara Ertter 1991-9-2 10757 Tehama ca 16 air mi e Covelo (springs at head of Burnt Creek, on e side Anthony Peak, 0.5 mi n of Wells Cabin Campground on ridge road, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  CHSC68703  Heuchera micrantha var. erubescens Vernon H. Oswald; Lowell Ahart 1997-5-14 8440 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  CAS-BOT-BC420438  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Tehama North slope of North Yolla Bolly Mt., line of Tehama-Trinity County 1981 Comment
  CHSC44233  Heuchera micrantha var. pacifica Vernon Oswald 1988-7-12 3564 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, on a ridge between Boulder Lake (dry) and jct of trail to Burnt Camp, 1.89 mi w of the trailhead. 2161 Comment
  CAS-BOT-BC318627  Hieracium greenei Freed W. Hoffman 1949-7-21 3059 Tehama Tedoc Gap, North Coast Ranges Comment
  CHSC48167  Hieracium greenei Vernon Oswald 1984-7-16 1603 Tehama 29N22, 3.1 mi w of Hwy 89 (to Lassen Park). 1828 Comment
  JEPS106248  Holcus lanatus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11188 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
  CAS-BOT-BC149915  Holodiscus discolor P. A. Munz 1951-7-27 16969 Tehama South base of South Yolla Bolly Mts. 2225 Comment
  CHSC68962  Holodiscus discolor Vernon Oswald; Lowell Ahart 1997-7-7 8670 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. Near a large hillside seep. 1676 Comment
  JEPS95015  Holodiscus discolor Vernon Oswald and Lowell Ahart 1997-7-7 8670 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Wilderness on FR 27N06); Yolla Bolly Wilderness 1676 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
  JEPS95732  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald and L. Ahart 1995-3-19 6543 Tehama T28N R3W SE1/4 Sect. 35, 460 ft, Cascade Range Foothills, Blue Oak Woodland, volcanic mudflow substrate (Tuscan Formation). Hwy. 36 3.4 miles e of its junction with Hwy. 99 in Red Bluff 140 Comment
  CHSC64580  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1995-4-3 6568 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Drainage ditch bordering the road between the airstrip and the w boundary (w of the Old Hwy. Pool). 213 Comment
  HSC1775  Hordeum marinum subsp. gussoneanum Larry Berti 1969-5-9 80 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UCD85928  Hordeum murinum subsp. glaucum A. A. Beetle 1942-5-19 3304 Tehama 10 miles W of Red Bluff. Comment
  JEPS113158  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 13753 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
  UC903244  Horkelia fusca subsp. tenella Mrs. H. P. Bracelin 1931-5-31 405 Tehama 12 mi w Red Bluff Comment
  CAS-BOT-BC143970  Horkelia fusca var. tenella David D. Keck 1930-7-24 964 Tehama Mineral 1525 Comment
  CAS-BOT-BC143971  Horkelia fusca var. tenella David D. Keck 1930-7-24 964 Tehama Mineral 1525 Comment
  CAS-BOT-BC143987  Horkelia fusca var. tenella Alice Eastwood 1912-8-22 1880 Tehama Morgans Springs, Lassen Butte region Comment
  RSA451577  Horkelia tridentata Bonnie C. Templeton 1960-6-14 8493 Tehama Near Mineral. Comment
  SEINET10449892  Horkelia tridentata David B. Dunn 1971-8-15 Dunn 18172 Tehama 1.5 miles w of lassen park headquarters, yellow pine forest Comment
  SD43487  Hydrophyllum capitatum Philip A. Munz 1947-5-18 4387 Tehama 12 mi E of Mineral on Hwy 36 1584 Comment
  JEPS1652  Hydrophyllum occidentale W. L. Jepson 1899-4-27 21007 Tehama ford of Cold Creek (foot of trail through Salt Creek to the Greasewood Hills and Mt Tom, w Tehama County); Yolla Bolly Mountains Comment
  RSA0110961  Hydrophyllum occidentale P. A. Munz 1947-5-18 11856 Tehama 12 miles E of Mineral, on Hwy 36. 1585 Comment
  CDA36545  Hypericum anagalloides L. Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  CHSC40818  Hypericum anagalloides Pauleen Broyles 1982-7-7 781 Tehama The Nature Conservancy Vina Plains Preserve. In moist, silty soil of margin of Sheep Camp Ditch, .5 km s of Lassen Road. 66 Comment
  UC1019560  Hypericum anagalloides Louise Kellogg 1952-7-18 84 Tehama directly s. of South Yolla Bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge, on rd. toward Ovenlid); North Coast Ranges, Mendocino Nat'l Forest 2133 Comment
  CHSC80599  Hypochaeris glabra Lowell Ahart 2001-6-14 8837 Tehama North of the dirt road that leads to the tower, east sides of road M2, about 8 miles west of Paskenta. 609 Comment
  RSA704008  Hypochaeris glabra Daphne K. Christopher, Hannah Stevens, M. Bibbo 2003-4-20 217 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 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
  JEPS97444  Idahoa scapigera Vernon H. Oswald and L. Ahart 1995-3-6 6505 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
  UC1736082  Iliamna bakeri Dean W. Taylor 1997-6-6 16030 Tehama Campbell Ridge; Lassen National Forest; along road from Campbellville to Baccalla Cabin; on south-side of ridge in Pine Creek drainage 990 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
  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
  CHSC4067  Isoetes howellii J. Wheeler 1967-4-23 12 Tehama On the W side of Paskenta Rd. about 0.2 mile south of the intersection of Paskenta Rd. and Live Oak Rd. 91 Comment
  CHSC64591  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1995-4-17 6671 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
  CHSC79934  Isoetes howellii B. Castro; L. P. Janeway 2000-5-11 1172 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS106165  Isoetes howellii Lowell Ahart 2004-4-29 10790 Tehama In Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  JEPS88063  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1996-4-15 7377 .1 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca 0.6 mi e of lane); Sacramento Valley, Thomes Creek Ecological Reserve 99 Comment
  JEPS88064  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1996-4-3 7284 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, just e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS97374  Isoetes orcuttii Vernon H. Oswald and Lowell Ahart 1995-4-17 6667 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
  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
  CHSC65071  Juncus articulatus Vernon H. Oswald; Lowell Ahart 1995-7-17 7077 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. S side of Inks Creek Rd. 213 Comment
  CHSC80705  Juncus balticus Lowell Ahart 2001-6-8 8795 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS106213  Juncus balticus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11186 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
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  SBBG128238  Juncus brachyphyllus L. Ahart 2010-7-17 16884 Tehama N side of Ponderosa Way, ca. 1910 feet S of Bluff Springs, 4.1 mi (air) SE of Manton, 2.8 mi (air) N of Hwy 36 768 Comment
  CDA39205  Juncus bufonius G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2668 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  JEPS97495  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1995-4-10 6633 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36; along the edge of Inks Creek Rdl betw. Manton Rd. and Dales Lake); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
  UC1748324  Juncus exiguus L. P. Janeway and B. Castro 1999-8-22 6529 Tehama above the road betw. Government Flat and Wells Cabin Campground, about 0.4 mi SW of Government Flat and 1.0 mi NE of Anthony Peak High North Coast Ranges 1841 Comment
  CHSC102647  Juncus laccatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC103203  Juncus laccatus Peter F. Zika 2008-7-14 23900 Tehama Cascade Range Highlands. Routes 36 and 89, ca 4 air km WNW of Wilson Lake. 1515 Comment
  RSA67178  Juncus mertensianus Phillip A. Munz, I. M. Munz 1951-7-25 16847 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CHSC60459  Juncus nevadensis Mary Ann Showers 1992-6-27 2654 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CDA34186  Juncus orthophyllus L. Ahart, J. Dittes 2010-7-17 16885 Tehama On the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, 2.8 miles (air) north of Highway 36. Comment
  CHSC105494  Juncus orthophyllus Lowell Ahart; John Dittes 2010-7-17 16885 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
  RSA0035463  Juncus scheuchzerioides Peter F. Zika 2012-7-14 25976 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains, North Coast Range Highlands. 1665 Comment
  RSA768021  Juncus trilocularis L. Ahart, John Dittes 2010-7-17 16884 Tehama North side of Ponderosa Way, about 1910 feet south of Bluff Springs, 4.1 air miles southeast of Manton, 2.8 air miles north of Highway 36. 768 Comment
  CHSC65772  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-8 7339 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  SEINET11787695  Juncus uncialis Unknown 1982-1 886 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CDA39255  Juncus usitatus Barbara Ertter 2003-7-2 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca. 20-22 airmiles northeast of Red Bluff. Comment
  CHSC44630  Juniperus californica Vernon Oswald 1986-3-4 1045 Tehama Hwy 36 2.2 mi sw of Hog Lake. 137 Comment
  JEPS27193  Juniperus californica W. L. Jepson 1929-9-30 15337 Tehama 14 mi ne of Red Bluff (and 11 mi ne of U S 99-E, at the junction of the rd. to Manton with that to Paynes Creek); Dales Station 182 Comment
  NY99569  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Approximately half way between Red Bluff and Dales Comment
  SD185058  Juniperus californica Maile Neel 2000-4-29 H 1 Tehama Highway 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales. 299 Comment
  SEINET11054016  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-28 2220 Tehama Yolla Bolly Mountains, Cedar Basin, North Yolla Bolly Peak. 1865 Comment
  SEINET11054088  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-29 2222 Tehama Yolla Bolly Mountains, hill above Robinson Creek at intersection of Opium Blade Ridge and Devils Hole Ridge, at intersection of Tehama and Trinity counties. 1890 Comment
  UCSB63889  Keckiella breviflora Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 NE1/4 Sect. 8; northeast end of the parcel 182 Comment
  CHSC117157  Keckiella breviflora var. glabrisepala Lowell Ahart; John Dittes 2016-6-22 21046 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  JEPS88585  Keckiella breviflora var. glabrisepala Vernon H. Oswald and Lowell Ahart 1996-5-20 7577 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Intermittent stream at northeast end of the parcel. 182 Comment
  JEPS106177  Keckiella lemmonii Lowell Ahart 2004-6-11 11029 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
  UC727047  Keckiella lemmonii A. A. Heller 1937-7-21 15934 Tehama between Lomo and first crossing of Deer Creek (along Deer Creek Road) Comment
  CHSC115613  Kelloggia galioides Lowell Ahart; John Dittes 2015-8-5 20481 Tehama Poor logging road, east side of Childs Meadow, 15 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miless south of Lassen Peak. 1498 Comment
  CDA2214  Koeleria gerardi J. C. Carlton 1974-10-24 Tehama Approximately 5 miles south of Red Bluff on Paskenta Road. 0 Comment
  CAS-BOT-BC340323  Kyhosia bolanderi Alice Eastwood 1912-8-22 1867 Tehama Morgans Springs, Lassen Butte Region Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS124014  Lactuca serriola Lowell Ahart, John Dittes 2015-8-5 20430 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-BC341377  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC66558  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1996-7-8 7954 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Collected on the banks of an intermittent stream crossing the NE corner of the parcel. 182 Comment
  CHSC77310  Lagophylla glandulosa Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  CHSC77732  Lagophylla glandulosa B. Castro; C. Warren, L. P. Janeway 1999-5-4 908 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 280 Comment
  CAS-BOT-BC341381  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  CAS-BOT-BC341384  Lagophylla glandulosa H. M. Hall 1920-7-12 11000 Tehama Near Corning, Sacramento Valley (4 mi. s.) Comment
  UC1619983  Lagophylla minor Barbara Ertter 1991-5-18 9839 Tehama Rosewood Ranch on Salt Creek 17 air mi wnw of Red Bluff (1/2 mi s of Hwy 36, s of pasture); Salt Creek, Rosewood Ranch 243 Comment
  RSA92942  Lagophylla minor Milo S. Baker, H. K. Wagnon 1953-5-31 12695 Tehama Logging road 8.5 miles W of Paskenta. 549 Comment
  JEPS102880  Lagophylla ramosissima Lowell Ahart 2001-6-14 8835 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and W sides of road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC54009  Lamium purpureum Vernon H. Oswald 1991-4-3 4480 Tehama Along Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 88 Comment
  CHSC88956  Lasthenia californica Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 50 yds south of Little Antelope Creek, on Powerline Road. UTM: 10 0589525 E, 4446210 N. 532 Comment
  CAS-BOT-BC337953  Lasthenia californica D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 44 Tehama On Hwy 36, 16 miles east of Basin Gulch Campground. On the North side of the Hwy Comment
  HSC5151  Lasthenia californica J. Heywood, D. H. Norris 1968-3-31 1827 Tehama Ca. 71 mi. E of Shasta Co. line, Hwy. 36 Comment
  HSC90071  Lasthenia californica Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 29 Tehama 3 mi. E of Road A-5 229 Comment
  JEPS10029  Lasthenia fremontii R. F. Hoover 1937-5-19 2295 Tehama s of Red Bluff; Coyote Creek bridge Comment
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Jul 16 2009
  JEPS97242  Lasthenia fremontii Vernon H. Oswald and L. Ahart 1995-4-17 6650 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  CHSC40572  Lasthenia glaberrima R. A. Schlising 1982-5-15 4241 a Tehama The Nature Conservancy Vina Plains Preserve, n of Chico and just n of Butte County line. 60 Comment
  CHSC65945  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-23 7426 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Located W of Hog Lake. 262 Comment
  CHSC77312  Lasthenia glaberrima Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 237 Comment
  JEPS116635  Lasthenia gracilis L. P. Janeway 2009-4-4 9710 Tehama Tehama Wildlife Area Dewitt Peak (along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek.); Cascade Range Foothills 573 Comment
  CHSC14181  Lasthenia platycarpha Tim Manolis 1973-3-31 41 Tehama Pastureland 16 mi n of Chico, 1 mi e Hwy 99 along Kiefer Rd. Comment
  CAS-BOT-BC370791  Lasthenia platycarpha A. A. Heller 1918-4-21 12996 Tehama along the State Highway 7 miles south of Corning. 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
  UC1586620  Lasthenia platycarpha Vernon H. Oswald and Lowell Ahart 1991-5-9 4550 Tehama 1000 ft se se corner of large pond at entrance kiosk (ca. 1.5 mi ne of the Bend Bridge over the Sacramento River, ca. 6.5 mi n-ne of Red Bluff); Paynes Creek Recreation Area 112 Comment
  CHSC115225  Lathyrus angulatus B. Castro; J. Nishida 2013-5-15 1996 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi Wof the town of Gerber. In disturbed open area W of the railroad tracks and Eof the Tehama-Colusa Canal, on flat to undulating grassland between vernal pools and swales. 74 Comment
  CHSC88530  Lathyrus angulatus Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. 259 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
  CHSC55693  Lathyrus nevadensis Steven Triano 1988-4-17 71 Tehama Along s side of Hwy. 32 ca. 1.6 mi se of its jct. with Hwy 89. 1139 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
  RSA714823  Layia fremontii Daisie Huang 2006-4-15 06041506 Tehama Manton Rd. 204 Comment
  JEPS81100  Layia fremontii J. L. Heywood and D. H. Norris 1968-3-31 1851 Tehama 56 mi e Shasta County line (Calif. Hwy. 36, along road in open Oak Parkland) Comment
  UCD133903  Layia fremontii Joseph M. DiTomaso 1976-3-28 372 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  UC894092  Layia platyglossa A. A. Heller 1914-4-29 11331 Tehama 8 mi s of Vina; Pine Creek Comment
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Jul 7 2009
  UCD126395  Legenere limosa Carol W. Witham 1993-5-10 469 Tehama 12 air miles northeast of Red Bluff; Dales Lake along Manton Road (County Road A6) 1.5 road miles north of junction with Highway 36. 213 Comment
  UCD18377  Leontodon saxatilis Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Tehama County. Comment
  CHSC117744  Leontodon saxatilis subsp. longirostris Lowell Ahart; John Dittes 2016-8-25 21271 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  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
  CHSC115470  Lepidium chalepense B. Castro 2008-6-29 1734 Tehama Sacramento Valley. Ca 1.1 mi N of Woodson Bridge over the Sacramento River, ca 60 ft W of the river and 0.5 mi E of Kopta Slough. 56 Comment
  CHSC57800  Lepidium heterophyllum Vernon H. Oswald 1991-10-3 4880 Tehama Lassen Volcanic Park. Parking lot at Lassen Chalet. Near the Chalet between the curb and a low shed on the northeast edge of the parking lot. 2042 Comment
  HSC31720  Lepidium lasiocarpum Teresa Prendusi 1974-5-4 66 Tehama Along Hwy. 36, 21 mi. E of Trinity Co. line Comment
  CHSC65661  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the parcel. On the banks of the intermittent stream crossing the preserve. 99 Comment
  CHSC88817  Lepidium nitidum var. nitidum Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  CHSC33189  Lepidium strictum R. E. Preston 1981-4-13 94 Tehama Along sides of dirt road, Wurlitzer Ranch, ca. 11 mi n of Chico. 146 Comment
  CHSC88529  Lepidium strictum Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. In road bed near the creek. 259 Comment
  HSC96781  Leptosiphon androsaceus J. Carey, A. Hong, J. Leffingwell 1995-4-22 47 Tehama On Hwy. 36 at intersection with Shasta-Tehama County line 396 Comment
  UCD21104  Leptosiphon bicolor Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 280 Tehama Inks Creek Ranch site. Comment
  HSC85811  Leptosiphon bicolor Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 65 Tehama Hwy. 36, mile marker 47, 5.5 mi. E of Red Bluff 200 Comment
  CHSC78259  Leptosiphon bolanderi Vernon H. Oswald 2000-5-17 9920 Tehama Hwy. 36 5.6 road miles east of Paynes Creek. 871 Comment
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  CHSC66052  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7529 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a slope above Paynes Creek at this location. 152 Comment
  SJSU8711  Leptosiphon ciliatus R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  HSC17095  Leptosiphon ciliatus John L. Heywood, D. H. Norris 1968-3-31 1871 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC92590  Leptosiphon harknessii D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 25 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  UCD80636  Leptosiphon montanus CNPS SN Foothill Team 2005-5-15 SNNR 0024 Tehama On private property. 277 Comment
  CHSC79793  Leptosiphon parviflorus A. Hove; A. Poteet, C. Sanville 1999-4-17 14 Tehama Hwy 36 Beegum Gorge. 429 Comment
  CHSC79794  Leptosiphon parviflorus Todd Bouchier; Kathleen Gifford, Cameron Williams 1999-4-17 15 Tehama Beegum Gorge, south side of Highway 36 along road edge. 429 Comment
  HSC1832  Leptosiphon pygmaeus Larry Berti 1969-3-19 27 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
  CAS-BOT-BC225664  Leptosiphon rattanii Alice Eastwood; John Thomas Howell 1941-7-9 9724 Tehama Log Spring Ridge between Log Spring and Govermnet Flat 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
  SD94933  Leptosiphon rattanii Alice Eastwood, J. T. Howell 1941-7-9 9724 Tehama Log Spring Ridge, between Log Spring and Government Flat. Comment
  UC1299646  Lesquerella occidentalis subsp. occidentalis Freed W. Hoffman 1950-7-4 3669 Tehama saddle between N. Yolla Bolly and Black Rock (w. Tehama Co.); w. Tehama Co. 2133 Comment
  CAS-BOT-BC341755  Lessingia nana David D. Keck 1932-7-7 1723 Tehama Red Bluff, at south city limits 95 Comment
  JEPS88028  Lessingia nana S. Markos, B. Wessa 1996-8-9 129 Tehama W of along Freemans Schoolhouse Rd, 1 mi S of Simpson Rd, along gravel road s of Timbercove Dr Corning Comment
  CHSC83306  Lessingia nemaclada Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 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
  UCSB25962  Lessingia nemaclada Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Howell Saddle, 23.8 miles northwest of Paskenta Yolla Bolly Mtns. 1889 Comment
  UC1287455  Lessingia virgata Willard Spence 1962-7-25 727 Tehama along route 36 4 mi n junction of Rt. 99E and 36 (ne of Red Bluff) Comment
  UCD22590  Lewisia triphylla L. K. Mann 1959-6-8 s.n. Tehama Howell Saddle, 24 miles northwest from Paskenta toward Yolla Bolly Mountain. Comment
  UCD86640  Leymus triticoides Burnett 1935-1-9 s.n. Tehama Vina. Comment
  JEPS28757  Ligusticum grayi George W. Gillett 1957-8-13 1051 Tehama slopes near beginning of trail at Sulphur Works Checking Station (Brokeoff Mountain Trail, Lassen Volcanic Nat'l Park); Lassen Volcanic Nat'l Park, Brokeoff Mountain Trail 2026 Comment
  UC1731215  Lilium humboldtii subsp. humboldtii Dean W. Taylor 1997-6-6 16031 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage 975 Comment
  CAS-BOT-BC130837  Lilium pardalinum P. A. Munz 1951-7-25 16856 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  SEINET4399746  Limnanthes Leila M. Shultz 1990-5-5 11333 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  OBI78271  Limnanthes alba Robert F. Hoover 1937-5-19 2294 Tehama Coyote Crk bridge, S of Red Bluff Comment
  CHSC102325  Limnanthes alba subsp. alba L. P. Janeway; B. Castro 2009-4-25 9748 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC81526  Limnanthes douglasii subsp. nivea D. Tellefson 2000-4-11 Tehama Hog Lake Plateau, off Hwy 36, north of Red Bluff. Edge of Hog Lake. 250 Comment
  CHSC53966  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4547 Tehama Manton Rd (A-6), 2.0 miles north of Dales. Roadside. 225 Comment
  CHSC87420  Limnanthes douglasii subsp. rosea R. D. Fischer; Jenny Marr 2004-3-13 110 Tehama ScV, north of Chico off Hwy 99, east on Lassen Road. Site area south side Lassen Road as it crosses Singer Creek, west side of creek. In vernal pool in meadow adjacent to creek. 45 Comment
  CHSC96611  Limnanthes douglasii subsp. rosea Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13607 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  UCD18759  Limnanthes douglasii subsp. rosea Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 52 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
  JEPS97488  Limnanthes douglasii var. rosea Vernon H. Oswald and L. Ahart 1995-3-19 6536 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC57818  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1992-4-21 4904 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi (odometer) E of Hwy. 99, ca. 10 mi (air) E of Red Bluff. 289 Comment
  CHSC75287  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1999-4-21 9716 Tehama McClure Place on the High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Along the edge of the trail near the homestead. 609 Comment
  JEPS88474  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1996-3-18 7235 Tehama W side of Hwy 36 50 ft N of NE corner of BLM parcel (near but not within boundary of Hog Lake Plateau) Cascade Range Foothills, Hog Lake Plateau (track between hwy and fence line.) 188 Comment
  CHSC41099  Limosella acaulis Pauleen Broyles 1982-5-17 621 Tehama Just s of Lassen Rd. 60 Comment
  RSA756022  Linanthus bicolor Barbara Ertter 1991-5-18 9832 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  JEPS101666  Linanthus bolanderi Dean W. Taylor 1997-7-24 16144 b Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  JEPS87178  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e Hwy 99 (ca 4.75 air mi sse of Paynes Creek, 2.0 mi (odometer) e of the power tranmission lines) 762 Comment
  JEPS88477  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1996-3-18 7232 Tehama bluffs overlooking the Sacramento R. ca. 1.25 mi downstream from mouth of Paynes Creek (Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UC971778  Linanthus bolanderi L. R. Wohletz 1933-4-1 15 Tehama Los Molinos Comment
  CHSC44325  Linanthus dichotomus Lowell Ahart 1979-4-25 1846 Tehama Along the edge of Highway 36, about 6 miles east of Platina. 274 Comment
  CHSC67256  Linanthus dichotomus James D. Jokerst 1983-4-2 1697 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  JEPS22641  Linanthus filipes Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6295 Tehama about 2 mi w Kirkwood (and about 0.5 mi w of U.S. Highway 99, about 7 mi s of Corning, lower portions of the Kirkwood Plains) 73 Comment
  UC496330  Linanthus filipes Doris Kildale Gillespie 1930-5-9 9264 Tehama 5 mi e Red Bluff (on Susanville Road) Comment
  SEINET10638269 Image available Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1980-6-22 Nelson 5847 Tehama Yolla Bolly Quad. T 28 N, R 9 W, Sec. 28. 1.5 miles north of Tedoc Gap along Forest Service road 45, west side of Mount Tedoc. Jeffrey pine woodland over serpentine. 1500 Comment
  JEPS77790  Linaria T. C. Fuller 1968-9-17 17615 Tehama Mineral, Scenic Avenue, opposite w end of school yard Mineral; , Scenic Avenue Comment
  JEPS103597  Linaria canadensis 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
  CDA6348  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama House opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  JEPS77792  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama Mineral, Scenic Avenue, at house opposite w end of school yard Mineral; , Scenic Avenue 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
  UC1736615  Lipocarpha micrantha Dean W. Taylor 1993-8-31 14065 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 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
  CHSC88512  Lithophragma bolanderi Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC68704  Lithophragma campanulatum Vernon Oswald; Lowell Ahart 1997-5-14 8431 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the middle Fork Antelope Creek. 1011 Comment
  RSA93372  Lithophragma campanulatum Milo S. Baker, H. K. Wagnon 1953-7-12 12859 Tehama 5.1 miles along County Rd beyond Whitlock Camp. 1829 Comment
  UC1002633  Lithophragma campanulatum Milo S. Baker and H. K. Wagnon 1953-7-12 12859 Tehama county road 5.1 mi beyond Whitlock Camp (West Tehama County); beyond Witlock Camp 1828 Comment
  CHSC62001  Lithophragma parviflorum var. trifoliatum Robert S. Compton 1993-4-10 18 Tehama 120 m n of Reed's Creek Rd and 200 m w of the Reed's Creek School, 10 km west of Red Bluff. 100 Comment
  CHSC80619  Lithospermum californicum Lowell Ahart 2001-6-16 8863 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
  UCSB13402  Lithospermum californicum Dearing, Hugh; Dearing, Margaret 1938-6-24 Tehama 5 miles east of Mineral 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
  JEPS3553  Logfia filaginoides Milo S. Baker and H. K. Wagnon 1953-5-31 12698 Tehama logging rd w Paskenta (near 5 mi post in a burn) 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
  JEPS88104  Lolium temulentum Vernon H. Oswald and Lowell Ahart 1996-5-6 7512 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 198 Comment
  OBI54957  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  CHSC76031  Lomatium caruifolium var. denticulatum G. F. Hrusa; J. Hart 1998-5-10 14428 Tehama On ridge above S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. 100 Comment
  JEPS113217  Lomatium caruifolium var. denticulatum Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13613 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  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
  RSA97544  Lomatium dasycarpum subsp. tomentosum L. S. Rose 1954-4-25 54035 Tehama 1.5 miles N of Red Bluff, flood bed of Dibble Creek. 95 Comment
  CHSC117536  Lomatium dissectum var. multifidum Lowell Ahart; John Dittes 2016-6-22 21050 Tehama West side of Highway 32, Helipad Site, 1.0 mile (air) east of USFS Road 27N08 Bridge over Deer Creek, 3.0 miles (air) southwest of Potato Patch Campground. 1146 Comment
  UC923171  Lomatium macrocarpum Freed W. Hoffman 1950-7-2 3274 Tehama 2 mi. n. White Rock Ranger Station; w. Tehama Co. 1524 Comment
  HSC71025  Lomatium marginatum var. marginatum Thomas W. Nelson, Jane P. Nelson 1979-3-11 4561 Tehama Along county road A9 (Corning to Paskenta), 7 mi. W of Corning Comment
  CHSC42620  Lomatium marginatum var. purpureum Vernon Oswald 1986-2-25 1041 Tehama Newville Rd. ca. .25 mi n of Stony Creek along dirt track to spillway. 121 Comment
  JEPS94157  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1998-4-27 8959 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy 36) 256 Comment
  HSC71858  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-22 5788 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  JEPS97265  Lomatium utriculatum Vernon H. Oswald 1995-5-22 6754 Tehama Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC53930  Lomatium vaginatum Vernon H. Oswald; Lowell Ahart 1991-4-16 4493 Tehama Lowrey Rd, ca. 1 mile north of McCarty Creek Rd, north of Paskenta. 243 Comment
  CHSC65049  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1995-7-17 7099 Tehama Hwy 32 ca 1.7 mi S of Hwy 36, on the edge of Deer Creek Meadows. 1380 Comment
  JEPS123984  Lonicera conjugialis Lowell Ahart, John Dittes 2015-8-6 20493 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
  JEPS88278  Lotus corniculatus Vernon H. Oswald and Lowell Ahart 1996-6-3 7693 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, along Paynes Creek at old bridge site, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  HSC76512  Lotus humistratus B. J. Cox, D. B. Dunn 1971-6-10 2847 Tehama 25 mi. E of Red Bluff on Hwy. 36 1037 Comment
  JEPS95730  Lotus nevadensis var. nevadensis Vernon H. Oswald and L. Ahart 1995-7-12 7056 Tehama T28N R10W NW1/4 Sec. 35, 4540 ft, High North Coast Ranges, Yellow Pine Forest, serpentine soils. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.6 mi E of Forest Route 41 1383 Comment
  RSA565116  Lotus rubriflorus D. W. Taylor 1992-4-15 13343 Tehama 1 mile WNW of Dales Lake; disturbed right-of-way of PG&E natural gas pipeline. 198 Comment
  UC1482886  Lupinus albicaulis Jeffrey Huber 1971-6-10 280 Tehama CA Hwy 36 18 mi e Red Bluff; e of Red Bluff 548 Comment
  CHSC90884  Lupinus albifrons var. albifrons Niall McCarten; Roxanne Bittman 1986-6-15 5445 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SD64417  Lupinus albifrons var. albifrons Darley F. Howe 1966-6-11 Tehama Ridge between Mendocino & Tehama Cos., 6 miles south of Government Flat. 1615 Comment
  RSA90607  Lupinus albifrons var. collinus Milo S. Baker, H. K. Wagnon 1953-6-21 12783 Tehama Logging road west of Paskenta. 1372 Comment
  JEPS65379  Lupinus argenteus var. meionanthus Joseph Grinnell 1928-6-12 Tehama Mineral Lassen Peak region, Mineral 1524 Comment
  CHSC63911  Lupinus bicolor Lisa Krajcirik 1990-3-24 4 Tehama Ca. 1 mi e of Hwy 99 and ca. 1000 ft n of Thomes Creek. Roadside. 91 Comment
  JEPS65368  Lupinus bicolor Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  UC1586609  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1991-5-9 4573 Tehama located ca. 1.5 mi ne (over the Sacramento River) Bend Bridge (ca. 6.5 mi nne of Red Bluff, on the flood plain of the Sacramento River at Perry Riffle); Paynes Creek Recreation Area Comment
  HSC49149  Lupinus bicolor J. O. Sawyer, R. J. Cole 1979-3-11 3331 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  HSC89714  Lupinus bicolor Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-1 40 Tehama 1/4 mi. from Tedoc Rd. (F.S. 45) from intersection with Hwy. 36 549 Comment
  HSC89730  Lupinus bicolor William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama Hwy. 36 E of Red Bluff, E of Rd. marker 47 168 Comment
  HSC89731  Lupinus bicolor William E. Avery, Steve Wilson, Mathew Henry Bergvall-Mensor 1989-3-31 Tehama Hwy. 36 E of Red Bluff, E of Rd. marker 47. 168 Comment
  SEINET10485435  Lupinus klamathensis Jeffrey Huber 1971-6-10 Huber 278 Tehama 18 mi. E of red bluff on calif hwy 36; in live oak, pinus ponderosa, and digger Pine. Ne slope (approx. 20 Degrees); rocky slope. 549 Comment
  LA47662  Lupinus latifolius J. M. Tucker; 1959-7-19 3575 Tehama South Yolla Bolly Mountain, above Square Lake, upper S side of mountain 2118 Comment
  CHSC44204  Lupinus latifolius var. latifolius Vernon Oswald 1988-7-12 3568 Tehama Ides Cove Loop Trail (9Wo4), South Yolly Bolly Mts, n side of Square Lake. 2121 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
  JEPS108884  Lupinus lepidus var. sellulus Lowell Ahart 2006-7-19 13032 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC48533  Lupinus luteolus Vernon Oswald 1986-6-23 2151 Tehama M2 (23N01) 19.4 mi w of Paskenta. 1524 Comment
  RSA296817  Lupinus meionanthus Joseph Grinnell s.n. Tehama Mineral 1463 Comment
  CHSC40830  Lupinus microcarpus var. microcarpus Mike Foster; Pauleen Broyles. 1983-4-21 911 Tehama The Nature Conservancy Vina Plains Preserve. Just s of small vernal pool and ca 1 km ne of barn in s pasture. 66 Comment
  CHSC55219  Lupinus nanus var. apricus L. P. Janeway 1991-4-18 3897 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca. 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC27823  Lupinus nanus var. vallicola Catherine Corr 1978-4-18 10 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. 1/4 mi w of Jct. 67 Comment
  CHSC61425  Lupinus obtusilobus Vernon H. Oswald; Lowell Ahart 1993-8-18 5836 Tehama Lassen Volcanic National Park. Summit of Mt. Conard near the S boundary of the park. 2490 Comment
  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
  JEPS97302  Lupinus pachylobus Vernon H. Oswald and L. Ahart 1995-4-25 6694 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  HSC89692  Lupinus pachylobus William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Hwy. 36 E of Red Bluff, just E of Rd. marker 47 Comment
  CHSC40829  Lupinus polycarpus Pauleen Broyles 1983-3-25 862 Tehama The Nature Conservancy Vina Plains Preserve. A rise ca. 100 m north of barn in s pasture. 62 Comment
  RSA105335  Lupinus polyphyllus subsp. polyphyllus Douglas Barbe 1955-7-19 219 Tehama From Rocky Cabin Spring. 1890 Comment
  RSA123558  Lupinus sellulus subsp. ursinus Douglas Barbe 254 Tehama 1 mile west of Long Lake along the trail. 2287 Comment
  RSA414298  Lupinus subvexus var. subvexus Unspecified 1926-4-1 s.n. Tehama Mill Creek Valley Road. Comment
  UCD109613  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama on U.S. Highway 99W, 3.8 miles north of South Avenue exit to Corning. Comment
  SEINET3882082  Luzula campestris Louise Kellogg 1952-7-11 20 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. Near stream.; 0 2134 Comment
  CHSC116713  Luzula comosa var. laxa Lowell Ahart; John Dittes 2016-4-29 20803 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
  CHSC55570  Luzula macrantha L. P. Janeway 1991-4-18 3906 Tehama Battle Creek Wildlife Area. Mid-slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 149 Comment
  CHSC84593  Lycopus americanus Lowell Ahart; John Dittes 2003-9-17 10568 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
  CHSC77546  Madia citriodora Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Dry Creek. 274 Comment
  CHSC40668  Madia exigua J. D. Jokerst 1983-5-10 1750 Tehama Top of the small bluff that is the south bank of Zimmershed Cr. where its direction of flow changes from southerly to westerly. 103 Comment
  CHSC77738  Madia exigua B. Castro; L. Janeway 1999-5-18 937 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch, in old roadbed near Red Bank Creek. 298 Comment
  CAS-BOT-BC205673  Madia glomerata James R. Shevock; David Isle 1985-6-22 11269 Tehama Northern Coast Ranges. Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  CHSC88293  Madia gracilis Lowell Ahart 2004-6-28 11141 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS108766  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  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
  CAS-BOT-BC334721  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan near Lassen Volcanic National Park 1463 Comment
  UC1619987  Madia minima Barbara Ertter, Brad Olson 1991-7-6 10371 Tehama ca. 30 airmiles w. Croning (Rocky Cabin meadow ca. 1 mi. s. of Ball Rock, around campsite at w. end of meadow, 1 mi. s.e. of Cold Spring Forest Station) 1889 Comment
  UC1619984  Madia sativa Barbara Ertter 1991-5-18 9841 Tehama Rosewood Ranch on Salt Creek ca. 17 airmiles w.-n.w. Red Bluff (ca. 0.5 mi. w. of Hwy. 36 along creek, steep s.-facing side of ridge s. of pasture); Rosewood Ranch, Salt Creek 243 Comment
  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
  CAS-BOT-BC512871  Maianthemum stellatum John Thomas Howell 1961-6-20 36581 Tehama Bluff Falls 1981 Comment
  CHSC92157  Malacothamnus fremontii J. Molter 1993-6-2 749 b Tehama 426 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
  CAS-BOT-BC345389  Malacothrix clevelandii Milo S. Baker; H. K. Wagnon 1953-5-10 12644 Tehama Logging rd 5 to 7 mi. West of Paskenta. West Tehama County Comment
  JEPS3549  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta (w Tehama County) Comment
  CHSC35639  Malacothrix floccifera R. E. Preston 1982-4-6 223 Tehama At side of jeep trail, ca. 1/4 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. 451 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
  UCSB21939  Marrubium vulgare Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  CHSC41010  Marsilea vestita Pauleen Broyles 1982-7-22 804 Tehama 50 m. s of Lassen Road in w pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS124398  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2015-6-22 20248 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
  JEPS97377  Marsilea vestita subsp. vestita Vernon H. Oswald and Lowell Ahart 1995-6-13 6850 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Hwy 36 at Dales Station); Cascade Range Foothills, Dales Lake Ecological Reserve 219 Comment
  CHSC27836  Matricaria discoidea Eric J. Miller 1978-4-24 9 Tehama Ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC59169  Matricaria discoidea Vernon H. Oswald 1992-9-9 5198 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. Roadside. 1981 Comment
  JEPS106238  Medicago lupulina Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11218 Tehama On the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and the bridge across Mill Creek, about 26 miles (air) east of Red Bluff 674 Comment
  CHSC65733  Medicago polymorpha Vernon H. Oswald; Lowell Ahart 1996-4-3 7304 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of the Sacramento Valley. Growing along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 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
  CHSC55220  Medicago praecox L. P. Janeway 1991-4-18 3899 Tehama Battle Creek Wildlife Area. Tablelands on south side of an above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC65734  Medicago praecox Vernon H. Oswald 1996-4-3 7303 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 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
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 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
  CHSC96635  Medicago praecox Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13612 Tehama On the banks 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
  JEPS129810  Melica aristata John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-16 2215 B Tehama NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  UCD67011  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  JEPS88296  Melica californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7568 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 188 Comment
  UCD86435  Melica californica Beecher Crampton 1954-6-16 1975 Tehama Mendocino National Forest, Paskenta District. Crane Mills logging road, 1/2 mile north of Whiskey Saddle. 1463 Comment
  SEINET10860813  Melica californica A. Arthur Heller 1916-4-20 Heller 12338 Tehama Blue oak belt 3 miles north of Redding on grassy hills, Toxicodendron the prevalent shrub. Comment
  CHSC102311  Melica californica var. californica L. P. Janeway; B. Castro 2009-4-25 9754 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  UCD80576  Melica geyeri CNPS SN Foothill Team 2005-6-30 SNNR 0518 Tehama USFS Lassen National Forest, on the south side of the South Fork Antelope Creek. 505 Comment
  JEPS129812  Melica harfordii John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-16 2224 B Tehama NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  LA37883  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama SE side of S Yolla Bolly Mountain 2255 Comment
  RSA141294  Melica stricta J. M. Tucker, L. K. Mann 1959-7-19 3557 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  SEINET198097 Image available Melica stricta var. stricta L. Kellogg 1952-7-15 51 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge Directly S of South Yolla Bolly Mt. 2134 Comment
  JEPS63467  Mentha canadensis Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  CHSC87012  Mentha pulegium Jenny Marr; Caroline Warren 1998-10-21 Tehama Vicinity of Long Hollow, Grizzly Creek, and Red Bank Creek. Channel along creek. 243 Comment
  SBBG128036  Mentha pulegium L. Ahart, J. Dittes 2010-7-17 16849 Tehama above the high water line of the pond, dam on the W side of the pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  CHSC87008  Mentha spicata Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  RSA90812  Mentzelia dispersa Milo S. Baker, H. K. Wagnon 1953-7-12 12825 Tehama 1.3 mi. above Whitlock Camp. 1341 Comment
  CHSC48606  Mentzelia micrantha Vernon Oswald 1986-6-18 2117 Tehama Round Valley Rd. (M4) 11.7 mi w of Paskenta. Loose scree at the base of a steep roadcut. 701 Comment
  RSA0113449  Mertensia ciliata Henry J. Ramsey, Henry J. Ramsey 1938-8-1 1733 Tehama Mineral King. 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
  LA83731  Micranthes odontoloma O. H. Kappler; 1946-7-21 Tehama Lassen National Park, Bluff Falls area 1920 Comment
  CDA15432  Micropus californicus var. californicus G. F. Hrusa, J. Hart 1998-5-1 14435 Tehama Sacramento Valley; Ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC28782  Micropus californicus var. californicus J. D. Jokerst 1979-4-1 190 Tehama Vina Plains. N. bank of Zimmershed Cr. Comment
  CHSC40578  Micropus californicus var. californicus Pauleen Broyles 1983-4-14 885 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS40617  Micropus californicus var. californicus W. L. Jepson 1932-5-9 16318 Tehama Paskenta Comment
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Jul 1 2009
  CAS-BOT-BC348432  Micropus californicus var. californicus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53457 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  JEPS81102  Micropus californicus var. californicus James Payne Smith Jr. 1979-4-29 10075 Tehama Basler Road State Route 36 Comment
  SEINET11804891  Micropus californicus var. californicus J. T. Nicol 1978-1 17 Tehama junction Lassen-Leninger Roads & Rt. 99, 2.5 mi N of Butte County line 59 Comment
  UCD80108  Microseris acuminata CNPS SN Foothill Team 2006-4-19 SNFN 0446 b Tehama Private Wurlitzer Ranch, on the south side of Pine Creek. 187 Comment
  CDA8386  Microseris douglasii subsp. douglasii Vernon H. Oswald & Lowell Ahart 1998-4-27 8983 Tehama Vestal Road 3.8 miles south of Highway 36 between Red Bluff and Platina. Comment
  SD211557  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek Comment
  RSA91140  Microseris lindleyi Milo S. Baker 1953-5-10 12586 Tehama Logging road west of Paskenta beyond 6 mile post 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
  CHSC80279  Mimetanthe pilosa B. Castro; L. P. Janeway 2000-6-7 1198 Tehama Vicinity of Paskenta and Thomes Creek. 326 Comment
  JEPS4203  Mimulus Milo S. Baker and H. K. Wagnon 1953-7-11 12814 Tehama logging road w Paskenta (near 10 mi post) 762 Comment
  JEPS76646  Mimulus L. R. Heckard 1972-6-18 2979 Tehama near Wells Creek (at s base of mt.); Tedoc Mt. 883 Comment
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Jul 22 2009
  UCD122417  Mimulus bicolor S. E. Schoenig 1998-7-5 98- 75 Tehama NW bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  POM253024  Mimulus bicolor A. A. Heller 1937-6-26 15347 Tehama Along Deer Creek, west of Deer Creek Meadows. 1372 Comment
  RSA93022  Mimulus breweri Milo S. Baker, H. K. Wagnon 1954-7-10 12965 Tehama Near county Rd 6.1 mi above Whittlock 1829 Comment
  UC726337  Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Highway near the junction with the old road Mineral-Lassen Park Highway Comment
  HSC75044  Mimulus cardinalis J. P. Smith, Thomas W. Nelson 1978-7-22 10047 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  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
  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
  JEPS95680  Mimulus guttatus Vernon H. Oswald and L. Ahart 1995-4-10 6642 Tehama Dales Station on Hwy. 36 225 Comment
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Jun 25 2013
  UC1245133  Mimulus guttatus J. M. Tucker 1959-7-19 3564 Tehama ca 1/2 mi e Ides Cove (se side of mt., along a rivulet above road); South Yolla Bolly Mountain 2103 Comment
  UC2031400  Mimulus guttatus Barbara Ertter with Brad Olson 1991-7-4 10194 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning Comment
  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
  POM319886  Mimulus kelloggii Barbara Shervanick 1974-5-9 1359 Tehama Ponderosa Way, between Forward Road and south fork of Battle Creek. Cascade Mtn range. Battle Creek drainage. 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
  CHSC77799  Mimulus moschatus B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1034 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  UC1949184  Mimulus moschatus Barbara Ertter with Brad Olson 1991-7-6 10383 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  SBBG15432  Mimulus moschatus H. and M. Dearing 1939-6-12 3641 Tehama S of Lassen Nat Park 1219 Comment
  JEPS101509  Mimulus nanus Dean W. Taylor 1997-6-25 16087 Tehama ridge of south canyon wall of South Fork Battle Creek; about 2 air miles N of Highway 36 Comment
  RSA40174  Mimulus nanus var. nanus J. T. Howell 1943-8-8 19191 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  UC1019545  Mimulus primuloides subsp. primuloides Louise Kellogg 1952-7-15 55 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 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
  SBBG15429  Mimulus pulsiferae H. and M. Dearing 1938-6-22 2073 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  JEPS94972  Mimulus torreyi Vernon Oswald and Lowell Ahart 1997-9-9 8869 Tehama n.w. Chico Meadows (Forest Rd. 26N09 at Cascade Creek); Cascade Creek 1219 Comment
  POM193499  Mimulus torreyi J. B. Feudge 1929-7-18 2004 Tehama Sierra Nevada Mtns.; Mineral. 2134 Comment
  JEPS4200  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama near Deer Creek Lodge (along Highway #36) 1463 Comment
  RSA704010  Mimulus tricolor Daphne K. Christopher, M. Bibbo, Hannah Stevens 2003-4-20 215 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC93462  Minuartia douglasii Lowell Ahart 2006-5-5 12574 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. 548 Comment
  HSC81947  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4886 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  UC1553591  Minuartia douglasii E. Dean 1988-6-13 33 Tehama slope above road 28N36 1.7 mi w jct with forest rd 45 (w of Tedoc Gap); Yolla Bolla Ranger District 1300 Comment
  CAS-BOT-BC174706  Minuartia nuttallii P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC181096  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2255 Comment
  HSC74844  Minuartia rosei J. P. Smith, Thomas W. Nelson 1978-7-22 10031 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UC1563946  Mollugo verticillata Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama s side of nw arm of Black Butte Lake (w of Orland) 152 Comment
  CHSC117163  Monardella breweri subsp. lanceolata Lowell Ahart; John Dittes 2016-6-22 21027 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  CAS-BOT-BC215506  Monardella odoratissima Mrs. H. C. Cantelow 1938-7-5 s.n. Tehama On Deer Creek Road, s.w. of Chester , and 5.3 miles s.w. of junction of Highway 32 with Highway 89 1280 Comment
  CHSC28400  Monardella odoratissima subsp. pallida J. D. Jokerst 1979-7-16 288 Tehama Turner Mountain. Rock outcrop at edge of marsh area 1.0 mile W of trailhead of Forest Service trail 3E12. Comment
  RSA764369  Monardella odoratissima subsp. pallida V. A. Funk, L. M. Prince 2003-6-23 12447 Tehama Lassen National Forest, along rt 32, 0.3 mi east of Deer Creek. 1-2 miles before intersection of rts. 32 and 89. 1341 Comment
  SEINET3996424 Image available Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain; ca. 75 feet below the summit 2443 Comment
  SFV3188  Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama North Coast Ranges South Yolly Bolly Mountain, about 75 feet below the summit. 2445 Comment
  UC1001342  Monardella odoratissima subsp. pallida Louise Kellogg 1952-7-18 89 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. North Coast Ranges, Mendocino National Forest 2133 Comment
  UC725825  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near Sulphur Works entrance; Lassen Volcanic National Park Comment
  UC1299364  Montia chamissoi Freed W. Hoffman 1947-6-23 1593 Tehama near Government Flat (southwestern Tehema County) 796 Comment
  JEPS97456  Montia fontana Vernon H. Oswald and L. Ahart 1995-2-13 6481 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  SBBG122968  Montia fontana B. Ertter, B. Olson 1991-7-6 10412 Tehama Rocky Cabin meadow, ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca. 30 air mi W of Corning 1889 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
  CHSC46209  Montia linearis Pauleen Broyles 1985-2-23 939 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow w of large vernal pool n of the barn in south pasture. 63 Comment
  CHSC80681  Montia parvifolia Vernon H. Oswald; Lowell Ahart 2001-5-7 10027 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  JEPS115385  Muhlenbergia filiformis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16345 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9. 1493 Comment
  JEPS115388  Muhlenbergia filiformis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16345 -A Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 Comment
  UCD104384  Muhlenbergia filiformis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6854 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC26632  Myosurus minimus M. P. Hayes 1978-3-10 128 Tehama Around the edge of the vernal pool, .8 mi e of Highway 99 on Leininger road. 40 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
  CHSC117640  Myriophyllum aquaticum Lowell Ahart; John Dittes 2016-8-25 21316 Tehama In a small pond, southeast of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from 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
  RSA201316  Nama lobbii J. T. Howell 1960-8-21 36306 Tehama Near Sulphur works entrance 1997 Comment
  CHSC77976  Nassella cernua B. Castro; L. P. Janeway 1999-5-11 929 Tehama About 24 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 298 Comment
  UCD36251  Nassella cernua Beecher Crampton 1953-5-1 1205 Tehama Tehama County, 5 miles north of Red Bluff, along US 99. Comment
  UCD87399  Nassella cernua A. A. Beetle 1944-5-22 3013 Tehama Between Button Canyon and Diamond Range, road from Red Bluff to Beegum. Comment
  RSA93463  Nassella cernua Keith Wagnon 1953-5-9 12594 Tehama Logging road west of Paskenta in foothills at 6 mi post above the road Comment
  CHSC78773  Nassella lepida Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  RSA93478  Nassella lepida H. K. Wagnon s.n. Tehama 6 mi west of Paskenta along logging road Comment
  CHSC116926  Nassella pulchra J. P. Bergmann 2011-4-26 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  CHSC86807  Nassella pulchra Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  CHSC90446  Navarretia divaricata Niall McCarten 1986-6-22 5297 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, w. side Rd. 23N01. 1615 Comment
  CHSC84672  Navarretia divaricata subsp. vividior Samantha Mackey Hillaire; Brian Elliott 2003-5-31 327 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In parking area and along roadsides. 978 Comment
  CAS-BOT-BC230314  Navarretia heterandra Philip A. Munz 1949-5-14 13202 Tehama 7 miles S of Corning Comment
  CHSC107361  Navarretia heterandra Lowell Ahart; John Dittes 2011-6-9 17436 Tehama Rio De Los Molinos Land Grant. Open flat, about 100 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  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
  UCD48446  Navarretia heterandra John Thomas Howell 1955-6-12 30305 Tehama Rolling Plains, 8.5 miles south of Corning, Tehama Co. Comment
  RSA91926  Navarretia heterandra Beecher Crampton 1953-4-29 1171 Tehama About 5 miles south of Dales Comment
  UCD15047  Navarretia intertexta Barbara Babbe 1977-5-21 11 Tehama California, Tehama Co.; 1/4 mile north of Corning Road along Freeman School House Road; 83 Comment
  CHSC64719  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1995-5-22 6747 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 margin of Dales Lake (e side). 213 Comment
  CHSC78886  Navarretia intertexta subsp. intertexta Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC89613  Navarretia intertexta subsp. intertexta Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. Vernal pool. 228 Comment
  UCD48457  Navarretia intertexta subsp. intertexta D. Sanchez-Mata; S. Rivas-Martinez, M. Costa and M. Ladero 1998-6-9 s.n. Tehama Red Bluff-Rosewood. Temporal vernal pools near Dibble Creek. 300 Comment
  JEPS70405  Navarretia intertexta subsp. propinqua W. L. Jepson 1927-6-24 12340 Tehama Battle Creek Meadows Mineral 1524 Comment
  CHSC80241  Navarretia jepsonii B. Castro; L. P. Janeway 2000-6-19 1198 B Tehama Vicinity of Paskenta and Thomes Creek. 320 Comment
  HSC82434  Navarretia leptalea Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5060 Tehama Along old logging rd. W side of USFS Rd. at Pole Corral Gap 1311 Comment
  UC54538  Navarretia leptalea subsp. leptalea H. M. Hall and E. B. Babcock July 1-2, 1903 4388 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  JEPS15002  Navarretia leucocephala A. A. Heller 1914-4-29 11337 Tehama 8 mi s Vina (near Pine Creek) Comment
  UC1042343  Navarretia leucocephala Lewis S. Rose 1954-4-26 54037 Tehama 6 mi s Corning 79 Comment
  UCD36226  Navarretia leucocephala Beecher Crampton 1953-4-29 1152 Tehama Tehama County, 2 miles north of Vina, along US Highway 99E. Comment
  UC1950115  Navarretia leucocephala subsp. bakeri Barbara Ertter with Brad Olson 1993-5-15 11825 Tehama BLM land; south of road; Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff Comment
  CHSC32961  Navarretia leucocephala subsp. minima J. O. Sawyer; R. J. Cole 1979-5-13 3358 Tehama Lenninger Road vernal pool. One mile north of State Route 99 and Lassen Road intersection. Comment
  JEPS70392  Navarretia leucocephala subsp. minima W. L. Jepson 1938-6-10 18967 Tehama 9 mi n Orland (s Tehama Co); Sourgrass Creek 76 Comment
  RSA91810  Navarretia leucocephala subsp. minima Beecher Crampton 1953-4-29 1151 Tehama About 2 miles east of Corning Comment
  SEINET2440281  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-3 93 -130 Tehama Ca. 1 mile E of Hwys. 36/89 on Wilson Lake Rd. To S of main rd. by dirt rd. in grassy meadow.; 0 1620 Comment
  CAS-BOT-BC233614  Navarretia pubescens John Thomas Howell 1934-6-17 12234 Tehama Near Cottonwood Comment
  CHSC64720  Navarretia pubescens Vernon H. Oswald 1995-5-28 6788 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. Along the intermittent stream between Pool 19 and the pile of insulators. 207 Comment
  CHSC7091  Navarretia pubescens E. L. Williams 1969-4-26 19 Tehama 100 ft. s of I.W. Williams' barn next to Harry Baker's fence on Evergreen Rd. off Bowman Rd. 137 Comment
  CHSC77774  Navarretia pubescens B. Castro; L. P. Janeway 1999-6-9 963 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks. 265 Comment
  SD71335  Navarretia pubescens John Thomas Howell 1955-6-12 30304 Tehama Rolling plains, 8.5 miles south of Corning Comment
  CHSC41029  Navarretia tagetina Pauleen Broyles 1982-5-10 561 Tehama The Nature Conservancy Vina Plains Preserve. W of Sheep Camp Ditch and ca 400 m to nw of barn in s pasture. 60 Comment
  CHSC86982  Navarretia tagetina Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  JEPS87931  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  RSA424700B  Navarretia tagetina Aaron Liston, M. A. Blumler 1987-4-24 657 -2 Tehama Highway 32, 2 miles east of Chico Comment
  SBBG117218  Navarretia viscidula B. Crampton 1954-6-15 1958 Tehama 1 mi E of Paskenta, ridge above Thomes Crk Comment
  SBBG63630  Nemacladus capillaris A. Eastwood, J. T. Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC703090  Nemacladus capillaris Alice Eastwood and John Thomas Howell 1941-7-9 9723 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  RSA93507  Nemacladus montanus Milo S. Baker 1953-6-20 12744 Tehama Logging rd. west of Paskenta near 8th or 9th mile post. Comment
  CDA40367  Nemophila heterophylla L. 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. Comment
  CHSC66049  Nemophila heterophylla Vernon H. Oswald; Lowell Ahart 1996-5-6 7518 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the bank of Paynes Creek. 124 Comment
  JEPS3219  Nemophila heterophylla Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w of Paskenta Comment
  JEPS97491  Nemophila heterophylla Vernon H. Oswald and L. Ahart 1995-3-19 6539 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on 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
  UC1585925  Nemophila heterophylla Barbara Ertter 1989-5-3 8440 Tehama ca 20 airmi sw Chester (e side Deer Creek, Deer Creek Rd (Rt 32) at milepost 12.00); e side Deer Creek, sw of Chester 975 Comment
  HSC90404  Nemophila heterophylla Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 24 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  CHSC35982  Nemophila menziesii J. D. Jokerst 1982-3-18 1514 Tehama Open pasture, just N of the Live Oak school and E of and adjacent to Meridian Rd. 100 Comment
  JEPS1483  Nemophila menziesii Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  CHSC80389  Nemophila pedunculata Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Heidi West 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 265 Comment
  UC765855  Odontostomum hartwegii R. F. Hoover 1936-5-21 1178 Tehama 4 mi. s. Cottonwood Comment
  UCSB63936  Odontostomum hartwegii Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff 124 Comment
  UC1606389  Oenanthe sarmentosa Barbara Ertter with James R. Shevock 1992-6-14 11122 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (twon). 304 Comment
  JEPS74751  Orcuttia pilosa F. T. Griggs 1974-8-12 145 Tehama 1/4 mi e Hwy 99E (200 m s of Lassen Road, 16 mi n of Chico) Comment
  JEPS84163  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. 60 Comment
  JEPS84164  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama 0.6 mi sw Highway 99 (1.3 mi sse of its intersection with Rowles Road); Central Valley, Vina Plains 60 Comment
  JEPS84167  Orcuttia pilosa R. D. Stone 1986-7-19 764 Tehama s pasture about 0.8 mi nne Haille Road (0.2 mi n of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  SEINET4080580  Orcuttia pilosa L. M. Boykin, P. M. Hall 2003-1 Tehama Comment
  CAS-BOT-BC254349  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, State Highway 36, 10.8 miles NE of Red Bluff Comment
  CAS-BOT-BC254351  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CHSC45758  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-9 840 Tehama Central Valley. Ca. 7 miles NNE of Red Bluff and 1 mile NE of Bend, 0.1 miles SW of Reservoir 368. Vernal pool. 112 Comment
  CHSC52896  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama Central Valley. About 12 miles NE of Red Bluff and 2.5 miles SW of Dales Lake on Inks Creek Ranch. Vernal pool. 179 Comment
  JEPS23675  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama State Hwy 36 10.8 mi ne Red Bluff; Hog Lake Comment
  JEPS84122  Orcuttia tenuis R. D. Stone 1986-7-23 783 Tehama 2.6 mi nw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch 137 Comment
  JEPS84128  Orcuttia tenuis R. D. Stone 1986-8-24 804 Tehama 0.15 mi e eastern TNC Preserve boundary (0.4 mi sw of Lassen Road crossing of Singer Creek); Central Valley, Vina Plains 67 Comment
  SD109521  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1981-5-20 7358 Tehama ca. 6.5 km SW of Dales. Grassy plateau, margin of intermittent lake at a low dam at the east end 239 Comment
  UC618211  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama drying pond on rocky volcanic plateau ne Red Bluff Comment
  UCD88258  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, along State Hwy. 36. Comment
  CHSC63408  Orobanche californica subsp. grayana Vernon H. Oswald; John Ost 1994-7-17 6409 Tehama SW corner of Wilson Lake located on Wilson Lake Rd. N of Hwy. 36 and E of Childs Meadows. 1609 Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  CHSC85018  Orobanche pinorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 787 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; at north edge of Square Lake. 2139 Comment
  RSA565106  Orthocarpus attenuatus D. W. Taylor 1992-4-5 13327 Tehama Thomes Creek; ca 1.2 mile upstream from Rawson Road Bridge. 99 Comment
  HSC74958  Osmorhiza berteroi J. P. Smith, Thomas W. Nelson 1979-6-24 10171 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  JEPS110310  Osmorhiza chilensis Lowell Ahart 2006-7-19 13045 Tehama Forest along the west side of the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  UC2012947  Osmorhiza chilensis Barbara Ertter with James R. Shevock 1992-6-14 11169 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town) Comment
  CHSC100899  Oxypolis occidentalis R. A. Schlising; Marc Hayes 1977-8-6 3198 Tehama Along Highway 32, 15 miles north of Butte Creek crossing (=17.5 miles north of junction with Humboldt Road to Butte Meadows). 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
  RSA0115341  Oxypolis occidentalis B. Castro, L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 Comment
  RSA0115342  Oxypolis occidentalis B. Castro, L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 Comment
  UC1949161  Ozomelis trifida Barbara Ertter with Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  HSC70137  Packera greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4463 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CAS-BOT-BC316925  Packera greenei W. Knight 1962-6-1 s.n. Tehama North slope of Log Spring Ridge w. of Paskenta Comment
  CHSC60484  Panicum acuminatum var. acuminatum C. Glascock 1965-5-15 428 Tehama Viola, on Manton Road, ca 1/2 way between road and elevated ditch. Comment
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Jul 15 2013
  CHSC66225  Panicum capillare Vernon H. Oswald; Lowell Ahart 1996-6-3 7695 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  UC1949302  Panicum capillare Barbara Ertter with Brad Olson 1991-7-5 10308 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  UCD104413  Panicum capillare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6865 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC43088  Paronychia ahartii J. D. Jokerst 1984-4-17 1979 Tehama Within the restricted area that was searched. The Nature Conservancy's Vina Plains Preserve, ca 150 ft south of Lassen Road between vernal pool and stile (in 'Lassen Pasture'). 60 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
  JEPS88618  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-5 1500 Tehama ca 1.6 air km ssw Cottonwood Spring (on narrow upland between Inks Creek and large w-draining tributary to n, 24 air km ne of Red bluff, ca 30 m w of gas pipeline); btw Inks Creek and large w-draining tributary, ssw Cottonwoo 195 Comment
  JEPS95688  Paronychia ahartii Vernon H. Oswald and L. Ahart 1995-4-10 6612 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; T29N R2W SW1/4 NW1/4 Sec. 35, 690 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 210 Comment
  NY342566  Paronychia ahartii J. T. Howell 1955-6-12 30307 Tehama 8.5 miles south of Corning Comment
  UCD18761  Paronychia ahartii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 54 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK014, UTMs: 10T0581081; 4466479. Comment
  JEPS50024  Parvisedum pumilum W. L. Jepson 1932-5-9 16358 Tehama rubble plain about 11 mi ne of Red Bluff (near Seven Mile Creek) 137 Comment
  JEPS50027  Parvisedum pumilum Jos. Grinnell 1927-5-26 Tehama between Payne Creek and Mineral 914 Comment
  SEINET7073570  Parvisedum pumilum A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  CHSC88236  Paspalum dilatatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS88169  Paspalum distichum Vernon H. Oswald and Lowell Ahart 1996-7-8 7971 Tehama ne of Red Bluff BLM parcel along Hwy 36, ne margin Hog Lake; Cascade Range Foothills, Hog Lake Plateau, ne margin Hog Lak 265 Comment
  RSA303285  Paspalum distichum J. R. Reeder, C. G. Reeder 1975-8-10 6683 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC96631  Pectocarya pusilla Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13619 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
  UC1594661  Pectocarya pusilla Vernon H. Oswald and Lowell Ahart 1992-4-21 4909 Tehama ca 11 air mi e Red Bluff (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) near Mud Spring, 9.9 mi (odometer) e of Hwy 99, in creekbed bordering the n side of the rd); Flume Creek 316 Comment
  UCD32625  Pediomelum californicum Beecher Crampton 1954-6-16 1997 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  UC1299763  Pellaea brachyptera Freed W. Hoffman 1950-7-6 3763 Tehama ca. 1 mi ne White Rock Guard Station (western) Comment
  RSA105389  Pellaea brachyptera G. D. Barbe 1955-7-17 203 Tehama On the county road to Oven Lid at the sign Sommerset (sic) 3/4 1890 Comment
  CHSC27519  Pellaea mucronata Michael F. Henetz 1978-3-23 1 Tehama Deer Creek Canyon. Ca. 180 m sse Hwy. 32, ca 150 m ssw of junction of Hwy. 32 and Hwy. 89. 1098 Comment
  HSC1073  Pellaea mucronata Larry Berti 1968-6-15 Tehama 200 yards above the dam on Antelope Cr. Comment
  CHSC116665  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 B Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC68571  Pellaea mucronata var. californica Vernon H. Oswald; Lowell Ahart 1997-5-14 8437 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  CHSC80574  Pellaea mucronata var. mucronata Lowell Ahart 2001-6-8 8759 Tehama A large rock outcrop, burned area on the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC49022  Penstemon anguineus Vernon Oswald 1986-6-18 2123 Tehama Round Valley Rd. (M4) 37.7 mi w of Paskenta. 1584 Comment
  CHSC68968  Penstemon anguineus Vernon Oswald; Lowell Ahart 1997-7-7 8710 Tehama Forest Route 35 at Jones Camp Creek, north side of the Yolla Bolly-Middle Eel Wilderness east of Rat Trap Gap. 1524 Comment
  JEPS94587  Penstemon anguineus Vernon H. Oswald and Lowell Ahart 1997-7-7 8710 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, n side of Wilderness, e of Rat Trap Gap) 1524 Comment
  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
  SJSU4121  Penstemon azureus C. W. Sharsmith 1966-6-11 7452 Tehama by Sacramento R, 2 mi NE of Red Bluff 91 Comment
  JEPS94584  Penstemon azureus var. angustissimus Vernon Oswald and Lowell Ahart 1997-7-7 8692 Tehama Forest Route 35 at junction with forest road 27N06 (n of Tomhead Mtn., near ne corner of Yolla Bolly-Middle Eel Wilderness) 1066 Comment
  JEPS94345  Penstemon azureus var. azureus Vernon H. Oswald and Lowell Ahart 1997-5-14 8435 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  CHSC23396  Penstemon breviflorus B. Garamendi 1974-5-11 23 Tehama Mill/ Deer Creek Study Area. 1 1/2 mi s of Bucks Flat. Turn off Ponderosa Way. 1219 Comment
  HSC39132  Penstemon heterophyllus subsp. purdyi Gary S. Lester 1974-6-30 341 Tehama Road to Tedoc Mtn., out of Beegum, near Beegum Peak 1220 Comment
  RSA91143  Penstemon heterophyllus subsp. purdyi Milo S. Baker 1953-5-10 12647 Tehama Logging road W of Paskenta near 8 mile post. Comment
  NY601723  Penstemon heterophyllus var. heterophyllus G. D. Barbe 1955-7-17 202 Tehama On the county road to Oven Lid at the sign, "Sommerset (sic) 3/4". South Yolla Bolly region. 1889.8 Comment
  SEINET11053225  Penstemon laetus subsp. leptosepalus Karl A. Vincent 1987-6-25 4433 Tehama Sierra Nevada, Deer Creek Canyon; along CA 32 just north of Potato Patch Campground, ca. 8.9 mi SW of jct. CA 36/89, ca 11.5 air mi SE of Mineral 1097 Comment
  CHSC87123  Penstemon laetus var. leptosepalus L. P. Janeway 2001-6-15 7175 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  CHSC43776  Penstemon neotericus Vernon Oswald 1984-6-7 1260 Tehama Calif. Hwy 32, 1.0 mi n-e of Potato Patch Campground. 1127 Comment
  SEINET10898224  Penstemon newberryi Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2841 Tehama 14 mi e of mineral on calif hwy 36; at camp in gurnsey ntl forest, andrositic Flow, abies concolor, pinus ponderosa,pinus flexilis, and pseudotsuga menziesii. Comment
  POM253023  Penstemon newberryi subsp. newberryi A. A. Heller 1937-6-26 15348 Tehama On Hwy 36, about 2 miles E of Child's Meadows. 1372 Comment
  CAS-BOT-BC245667  Penstemon newberryi var. newberryi John Thomas Howell 1960-8-19 36194 Tehama Summit of Brokeoff Mt., Lassen Volcanic National Park 2804 Comment
  UC887191  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama on Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows 1371 Comment
  CHSC61680  Penstemon purpusii Vernon H. Oswald; Lowell Ahart 1993-9-2 5916 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2438 Comment
  CHSC79215  Penstemon purpusii L. P. Janeway 2000-6-29 6845 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
  UC1245134  Penstemon rupicola J. M. Tucker and L. K. Mann 1959-7-19 3556 Tehama ca 1/2 mi e of summit South Yolla Bolly Mountain; e of summit South Yolla Bolly Mountain 2286 Comment
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Sep 7 2007
  CHSC94378  Penstemon rydbergii var. oreocharis Lowell Ahart 2006-7-19 13026 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS11479  Penstemon rydbergii var. oreocharis C. S. Robinson 1923-7-23 769 Tehama Minnie Glade, Mendocino National Forest Comment
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Nov 28 2007
  UCD124267  Penstemon rydbergii var. oreocharis J. M. Tucker 1951-6-28 2155 Tehama Ca. 500 feet lower than summit, east side of Anthony Peak. 1950 Comment
  JEPS106119  Pentagramma triangularis subsp. triangularis Lowell Ahart 2004-4-29 10810 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 562 Comment
  CAS-BOT-BC77147  Pentagramma triangularis subsp. triangularis Ira L. Wiggins 1968-12-29 21049 Tehama North-facing rocks along Belle Mill Road 5-6 mi. E of Highway 99 east of Red Bluff. 152 Comment
  CHSC60295  Perideridia bolanderi subsp. bolanderi Mary Ann Showers 1992-6-26 2569 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  UC1949242  Perideridia kelloggii Barbara Ertter with Brad Olson 1991-7-4 10189 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC66303  Persicaria maculosa Vernon H. Oswald 1996-6-27 7897 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Growing in moist gravel on the bed of the creek ca. 0.5 mi E of the W boundary. 100 Comment
  CHSC66483  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1996-5-20 7611 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
  JEPS81863  Petrorhagia dubia L. R. Heckard with J. C. Hickman and R. C. Bacigalupi 1982-4-26 5846 Tehama about 2 1/2 mi w Paynes Creek (along highway 36 to Mt. Lassen (6 1/2 mi ne of Dales)); highway to Mt. Lassen, w of Paynes Creek 518 Comment
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Mar 21 2007
  HSC35421  Petrorhagia dubia Robert M. Specht 1975-5-4 173 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  CHSC31479  Phacelia corymbosa B. Williams 1979-7-18 258 Tehama Shasta-Trinity NF Yolla Bolla RD. NW side of Tedoc Mtn., 10.1 mi from Hwy 36 on rd 45. 1371 Comment
  CHSC77589  Phacelia distans B. Castro; L. Janeway 1999-5-12 931 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 231 Comment
  CHSC78852  Phacelia distans 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
  UC901825  Phacelia egena L. Constance, R. Bacigalupi, C. R. Bell, and A. H. Holmgren 1950-4-24 3316 Tehama Covelo rd 5 mi w Paskenta Comment
  POM305333  Phacelia egena Henry J. Ramsey, Henry J. Ramsey 1938-8-1 685 Tehama Mineral King [written on specimen: Mineral? Not Mineral King of Tulare Co. - Heckard]. Comment
  CHSC48468  Phacelia hastata subsp. compacta Vernon Oswald 1986-7-24 2233 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  UC660065  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
  UC923124  Phacelia mutabilis Freed W. Hoffman 1950-6-30 3304 Tehama 6.2 mi n where Ball Rock Road leaves County Road west of Paskenta (w Tehama Co.) 1889 Comment
  JEPS102776  Phacelia purpusii Lowell Ahart 2001-6-16 8855 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
  UCD80362  Phacelia purpusii CNPS SN Foothill Team 2005-6-21 SNNR 0330 b Tehama USFS, Lassen National Forest, at the top of Mill Creek Ridge. 1158 Comment
  SEINET11689138  Phalaris paradoxa Unknown 1982-1 708 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  CHSC35599  Phlox speciosa subsp. occidentalis Thomas W. Nelson; Jane P. Nelson 1980-6-22 5848 Tehama North Coast Ranges. Along forest service rd. 45 1.9 miles north of Tedoc Gap; west side of Mt. Tedoc. 1371 Comment
  RSA113945  Phlox speciosa subsp. occidentalis H. K. Sharsmith 1953-6-24 4349 Tehama Road to Ball Rock. 4.5 miles above Patton Mill. Mendocino National Forest. 1829 Comment
  RSA699609  Phyla nodiflora L. Ahart 2004-6-28 11143 Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  CHSC105652  Physalis lancifolia Lowell Ahart; John Dittes 2010-10-4 17284 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
  JEPS127118  Phytolacca americana var. americana Lowell Ahart, John Dittes 2016-8-25 21306 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
  CHSC65923  Pilularia americana Vernon H. Oswald; Lowell Ahart 1996-4-15 7360 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest isde of Sacramento Valley. 103 Comment
  CHSC24164  Pinus contorta subsp. murrayana C. E. Stopher 1976-1-17 2 Tehama At Deer Creek Meadows, lining Hwy. 32 3.2 km w of jct. Hwy. 32 and Hwy. 36. 1387 Comment
  CAS-BOT-BC78720  Pinus jeffreyi John Thomas Howell 1960-8-18 36019 Tehama Bluff Falls 1981 Comment
  CHSC4462  Pinus jeffreyi C. Glascock 1965-2-7 226 Tehama 8.9 mi. W of Jct. Hwy 44 and 36 on Hwy 36, next to driveway of road dept. storage shed. Comment
  CHSC84952  Pinus lambertiana Lowell Ahart 2003-10-13 10629 Tehama On the east side of Willow Creek, north of a large wet meadow, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1574 Comment
  RSA158034  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  UC400318  Pinus monticola W. P. Taylor Aug 10 1913-Aug 11 1913 Tehama 2 mi s S. Yolla Bolly Mt.; Mt. Lynn Comment
  CAS-BOT-BC72979  Pinus monticola John Thomas Howell 1960-8-18 36021 Tehama Near Lassen Volcanic National Park - Bluff Falls 1981 Comment
  UC1585422  Pinus ponderosa R. Raiche, K. Zadnik, and H. Forbes 1989-10-10 UCBG 94 Tehama W of Mineral, 12.8 km W of Hwy 36 Comment
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Jul 19 2013
  SEINET10530804  Pinus ponderosa David B. Dunn, Billy Joe Cox; Melissa Leake 1971-6-10 Dunn 17975 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
  CHSC64902  Pinus sabiniana Vernon H. Oswald; Lowell Ahart 1995-6-13 6859 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 225 Comment
  JEPS113204  Plagiobothrys austiniae Lowell Ahart, Richard Lansdown 2007-4-25 13696 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff 270 Comment
  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
  JEPS113121  Plagiobothrys canescens Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13605 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  CHSC65927  Plagiobothrys fulvus Vernon H. Oswald; Lowell Ahart 1996-4-15 7366 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In upland near a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC76046  Plagiobothrys fulvus G. F. Hrusa; J. Hart 1998-5-10 14430 Tehama Northern Sacramento Valley. On ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. 100 Comment
  CHSC79101  Plagiobothrys glyptocarpus var. glyptocarpus B. Castro; L. P. Janeway 2000-4-5 1056 Tehama Vicinity of Orland; on dirt roadbed near Rice Creek. 114 Comment
  CHSC79969  Plagiobothrys glyptocarpus var. glyptocarpus B. Castro; L. P. Janeway 2000-5-11 1164 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  UC726295  Plagiobothrys glyptocarpus var. modestus A. A. Heller 1929-4-30 14852 Tehama Ranch 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
  CHSC88855  Plagiobothrys greenei A. Peterson 2003-4-19 44 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  JEPS22645  Plagiobothrys greenei Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6291 Tehama about 2 mi w Kirkwood (lower portions of Kirkwood plains, and about 0.5 mi w of U.S. Hwy 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  UC726727  Plagiobothrys greenei A. A. Heller 1927-4-18 14343 Tehama near Hooker Oak; Chico Comment
  CAS-BOT-BC231016  Plagiobothrys hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  JEPS108906  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS97259  Plagiobothrys leptocladus Vernon H. Oswald and L. Ahart 1995-5-9 6718 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA718163  Plagiobothrys scouleri var. hispidulus L. Ahart 2006-7-11 12949 Tehama 50 yards N of where the dirt road crosses Colby Creek, 2 miles air SE of Colby Mtn, 5 miles air NE of Butte Meadows. 1519 Comment
  UC1586619  Plagiobothrys scriptus Vernon H. Oswald and Lowell Ahart 1991-5-9 4549 Tehama open are on n side large pond at entrance kiosk (ca 1.5 mi ne of Bend Bridge over the Sacramento River; 6.5 mi nne of Red Bluff); Paynes Creek Recreation Area 112 Comment
  JEPS68115  Plagiobothrys shastensis W. L. Jepson 1932-5-9 16365 Tehama rubble field 3-4 mi ne Red Bluff (near Seven Mile Creek) 137 Comment
  CHSC42223  Plagiobothrys stipitatus T. R. Fredricks 1986-4-7 128 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve. 67 Comment
  CHSC107241  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 -A. Tehama Rio De Los Molinos Land Grant. On damp bare rocky dark clay soil, on the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC87311  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10802 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  CHSC96785  Plagiobothrys stipitatus var. micranthus Lowell Ahart; Richard Lansdown 2007-4-25 13694 Tehama On the bottom of a very small drainage, southeast of a small farm pond, on the south side of Vestal Road, about 4.2 miles west of the intersection of Cannon Road and Reeds Creek Road, about 20 miles (air) west of Red Bluff. 288 Comment
  JEPS122047  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2014-5-18 19523 Tehama 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. Comment
  UCD121006  Plagiobothrys stipitatus var. micranthus G. F. Hrusa 1996-5-2 12908 Tehama Near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  SBBG119783  Plagiobothrys stipitatus var. micranthus L. Ahart 2004-4-29 10783 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
  CHSC78625  Plagiobothrys tenellus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC84669  Plagiobothrys tenellus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 334 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 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
  SEINET12765123  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning.; 0 149 Comment
  CHSC60121  Plantago erecta Jean A. Graham 1988-4-10 7 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd. 2 mi w of Mendocino National Forest boundary. 377 Comment
  CHSC83880  Plantago erecta Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10110 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
  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
  JEPS88412  Plantago erecta Vernon H. Oswald and Lowell Ahart 1996-4-3 7293 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., flood plane of intermittent stream ca. 0.4 mi. e. of dirt lane along the w. side of the parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  RSA714824  Plantago erecta Daisie Huang 2006-4-15 6041507 Tehama Manton Rd. 204 Comment
  CDA42165  Plantago erecta Laura Hagenauer 2002-4-6 20 Tehama Across the road from the Hogg Lake Botanical Reserve. Comment
  HSC27270  Plantago erecta J. P. Smith 1972-3-23 5105 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  CHSC94549  Plantago lanceolata Lowell Ahart 2006-9-9 13251 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
  SEINET6990035  Plantago lanceolata R. A. Evers, Clara V. Evers 1975-8-23 115017 Tehama Yellow pine forest, 2 miles (3.2 kilometers) west of Mineral. Elevation, about 4400 feet. Comment
  CHSC115818  Plantago major Lowell Ahart; John Dittes 2015-8-5 20461 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
  JEPS88388  Plantago major Vernon H. Oswald and Lowell Ahart 1996-9-4 8262 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek ca. 1 mi. upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau 131 Comment
  JEPS110312  Platanthera leucostachys Lowell Ahart 2006-7-19 13043 Tehama South side 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
  JEPS81097  Platanthera leucostachys J. P. Smith and T. W. Nelson 1978-7-22 10049 Tehama along road to Handy Camp Gulch; Shasta-Trinity National Forest, Yolla Bolly Quadrangle 1371 Comment
  RSA66994  Platanthera leucostachys Philip A. Munz 1951-7-25 16881 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 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
  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
  JEPS51581  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Salt Creek , tributary of the Cottonwood (tributary of the Cottonwood) Comment
  SEINET3124156 Image available Platystemon californicus A. A. Heller 1937-4-24 15925 Tehama In a meadow near the junction of State Highways #16 and #20 Comment
  JEPS5142  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama near Crane Creek (Stiver's Ranch); Stiver's Ranch 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
  SBBG116105  Poa bolanderi B. Crampton 1954-6-16 1987 Tehama Howell Saddle, ca. 0.25 mi W of Howell camp 1892 Comment
  UCD90262  Poa bolanderi A. A. Beetle 1941-6-30 2850 Tehama near Manton. 609 Comment
  CHSC64381  Poa bulbosa Vernon H. Oswald 1995-3-15 6522 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. at Inks Creek Rd. 213 Comment
  RSA256675  Poa bulbosa Donald Spalinger 1974-5-5 55 Tehama 21 miles E. of Trinity county like H 36 Comment
  RSA714638  Poa bulbosa Daisie Huang 2006-4-15 6041505 Tehama Manton Rd. Flat open plateau 204 Comment
  SEINET196527 Image available Poa bulbosa Robert Ellis 1948-1-5 Tehama North-central Tehama County, Ellis Ranch. Comment
  CHSC8247  Poa secunda subsp. secunda D. McClain 1969-4-25 51 Tehama 10 yds. w. of Highway 36, 10 mi. w. of Red Bluff. 70 Comment
  JEPS97482  Poa tenerrima Vernon H. Oswald and L. Ahart 1995-3-19 6528 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
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Jul 31 2009
  CAS-BOT-BC244273  Podagrostis humilis John Thomas Howell 1960-8-18 36103 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UCD18752  Pogogyne zizyphoroides Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 45 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  RSA0022169  Pogogyne zizyphoroides P. A. Munz 1949-5-14 13203 Tehama 7 miles south of Corning Comment
  CAS-BOT-BC423368  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama From adj. Antelope Creek, 6 mi. w. of Red Bluff Comment
  CHSC94355  Polemonium occidentale Lowell Ahart 2006-7-25 13069 Tehama East side of a large meadow with bogs, about 20 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1540 Comment
  SBBG119806  Polemonium occidentale L. Ahart 2006-7-25 13069 Tehama ca. 0.5 N of dirt rd crossing of Colby Crk, ca. 2 air mi SE of Colby Mtn, ca. 5 air mi NE of Butte Meadows 1564 Comment
  CDA32026  Polygonum arenastrum L. Ahart, J. Dittes, J. Guardino 2009-8-27 16321 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  CHSC41074  Polygonum aviculare Pauleen Broyles 1982-6-10 723 Tehama The Nature Conservancy Vina Plains Preserve on w side of barn in s pasture. 62 Comment
  CAS-BOT-BC414219  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-18 36038 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC105504  Polygonum bidwelliae Lowell Ahart; John Dittes 2010-7-17 16865 Tehama On dry thin volcanic soil, south aspect on the north side of 'Initial Gulch', about 1000 feet south of pond, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 768 Comment
  HSC1780  Polygonum bidwelliae Larry Berti 1969-5-9 85 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  LA37832  Polygonum bidwelliae June McCaskill; 1960-5-26 607 Tehama hills on W side of road, on Wright-Graham ranch, S Power House Rd, 1.5 mi. S of Manton Comment
  JEPS50506  Polygonum bistortoides Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  UC1037408  Polygonum bistortoides Douglas Barbe 1955-7-19 221 Tehama e Cold Spring (w Tehama Co.); Rocky Cabin Spring 1889 Comment
  UC54223  Polygonum bistortoides H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4331 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 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
  JEPS96712  Polygonum bolanderi Dean W. Taylor 1997-7-18 16144 Tehama south rim of Deer Creek Canyon about 1 mile west of mouth into Sacramento Valley 381 Comment
  UCD80665  Polygonum bolanderi CNPS SN Foothill Team 2005-6-29 SNNR 0374 d Tehama USFS, Lassen National Forest, west of Steep Hollow. 1023 Comment
  RSA718164  Polygonum douglasii L. Ahart 2006-7-11 12950 Tehama 50 yards N of where the dirt road crosses Colby Creek, 2 miles air SE of Colby Mtn, 5 miles air NE of Butte Meadows. 1519 Comment
  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
  CHSC85294  Polygonum minimum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 814 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  RSA40221  Polygonum minimum J. T. Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  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
  CAS-BOT-BC418535  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  RSA67238  Polygonum newberryi P. A. Munz 1951-7-26 16935 Tehama E slope of S Yolla Bolly. 2348 Comment
  JEPS104119  Polygonum persicaria Lowell Ahart 2003-9-17 10591 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  SJSU8856  Polygonum polygaloides subsp. kelloggii J. W. Tilden 1960-6-26 1487 Tehama Wilson L 1524 Comment
  CAS-BOT-BC420081  Polygonum polygaloides subsp. kelloggii Clare B. Hardham 1971-8-10 18341 B Tehama Dry Lake. Road to Red Bluff. 1691 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
  RSA768932  Polygonum punctatum L. Ahart, John Dittes 2010-10-4 17285 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  UC1607639  Polygonum punctatum Barbara Ertter 1993-11-8 12305 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  JEPS127115  Polygonum spergulariiforme Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21358 Tehama About 100 yards south of Highway 89. Comment
  JEPS127256  Polypodium calirhiza Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20699 Tehama About 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. Comment
  JEPS97373  Polypodium calirhiza Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7273 Tehama NE of Red Bluff (Paynes Creek, near the end of the gravel road running W from parking lot, BLM parcel on Hwy 36); Cascade Range Foothills, Hog Lake Plateau 106 Comment
  CHSC80124  Polypogon maritimus B. Castro; L. P. Janeway 2000-5-11 1163 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS88117  Polypogon maritimus Vernon H. Oswald and Lowell Ahart 1996-4-29 7498 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., ca. 0.3 mi. e. of the w. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CDA2344  Polypogon monspeliensis L. Ahart, J. Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  JEPS105968  Polypogon monspeliensis Lowell Ahart 2004-6-28 11146 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  CHSC60291  Polystichum imbricans Mary Ann Showers 1992-6-26 2587 b Tehama Along West Sulphur Creek east of Sulphur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  CHSC63214  Polystichum imbricans Lowell Ahart 1994-7-24 7525 Tehama About 2.3 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  CHSC85305  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2003-8-23 10537 A Tehama On the east side of Road M22, about 2-3 miles south of Steuben Place, about 9-10 miles (air) southeast of Mount Linn, about 10 miles (air) northwest of Paskenta. 1524 Comment
  JEPS76654  Polystichum scopulinum L. R. Heckard 1972-1-17 2970 Tehama w. slope Tedoc Mt. 1310 Comment
  CAS-BOT-BC105605  Populus trichocarpa John Thomas Howell 1960-8-20 36236 Tehama Morgan - near Lassen Volcanic National Park 1463 Comment
  CHSC48014  Porterella carnosula Vernon Oswald 1984-7-16 1591 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC102636  Potamogeton foliosus var. foliosus Lowell Ahart; Josephine Guardino 2009-9-6 16362 -A Tehama East of the enclosure, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  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
  SBBG128037  Potamogeton natans L. Ahart, J. Dittes 2010-7-17 16843 Tehama pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  CHSC57838  Potamogeton nodosus Vernon H. Oswald; Lowell Ahart 1992-4-21 4922 Tehama Finley Lake on Hogsback Rd. (Forest Rd. 28N24), ca. 5.5 mi (air) SE of Paynes Creek. 850 Comment
  CAS-BOT-BC540580  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 963 Tehama Mineral, Sierra Nevada 1524 Comment
  CAS-BOT-BC540581  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 966 Tehama Mineral, Sierra Nevada 1524 Comment
  CHSC57830  Potentilla millefolia Vernon H. Oswald 1992-4-14 4898 Tehama Deer Creek Meadow bordering Hwy. 32 just N of Gurnsey Creek Bridge. On W side of road. 1386 Comment
  CHSC115534  Poterium sanguisorba Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20412 Tehama Along dirt road leading to the edge of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  JEPS123956  Poterium sanguisorba Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20412 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CHSC14128  Prunella vulgaris var. lanceolata L. V. Ritter 1969-6-15 356 Tehama Ca. 4 mi w of Soda Springs Campground, ca. 200 yds e of Hwy 32. Comment
  UCR130083  Prunella vulgaris var. lanceolata George K. Helmkamp, E. A. Helmkamp 2001-7-7 6913 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
  CHSC90411  Prunus emarginata Niall McCarten; Roxanne Bittman 1986-6-15 5476 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  UC1949187  Prunus emarginata Barbara Ertter with Brad Olson 1991-7-6 10354 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
  CHSC75300  Prunus subcordata Vernon H. Oswald; Lowell Ahart 1999-4-21 9696 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Along upper section of trail. 822 Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  CHSC59170  Pseudognaphalium luteoalbum Vernon H. Oswald 1992-9-29 5225 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC88260  Pseudognaphalium luteoalbum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11205 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
  JEPS88098  Pseudognaphalium luteoalbum Vernon H. Oswald and Lowell Ahart 1996-5-27 7651 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (n side of creek ca. 0.1 mi e of w boundary of reserve, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve, Thomes C 105 Comment
  CHSC68815  Pseudostellaria jamesiana Vernon Oswald; Lowell Ahart 1997-6-10 8561 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). 1821 Comment
  CHSC90405  Pseudostellaria jamesiana Niall McCarten; Roxanne Bittman 1986-6-16 5422 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  RSA67186  Pseudostellaria jamesiana P. A. Munz 1951-7-25 16859 Tehama 1.5 miles E of Square Lake. 2134 Comment
  UCD98438  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama beside trail to Square Lake, 1 mile east of the lake, north side of South Yolla Bolly Mountain. 2133 Comment
  UCD135127  Pseudotsuga menziesii var. menziesii Lalit M. Srivastava 1957-10-19 20 Tehama Beside State Highway 36, ca. 2 miles west of Mineral. 1463 Comment
  CAS-BOT-BC361909  Psilocarphus tenellus L. E. Smith 1914-5-8 674 Tehama Red Bluff Comment
  JEPS40523  Psilocarphus tenellus W. L. Jepson 1899-4-25 13909 Tehama Stiver's Ranch Crane Creek Hills, Stiver's Ranch ? Comment
  JEPS113194  Psilocarphus tenellus var. tenellus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13836 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  CAS-BOT-BC148614  Ptelea crenulata Doris Kildale Gillespie 1930-5-9 9278 Tehama 12 miles west of Paynes Creek on Susanville Road Comment
  UCD117076  Ptelea crenulata T. I. Storer 1931-5-21 2247 Tehama Paynes Creek. Comment
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. Comment
  OBI77046  Quercus chrysolepis Anthony Baniaga 2011-6-3 303 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1072 Comment
  UC1052827  Quercus chrysolepis J. I. Mallory 1956-6-5 142 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, Quad. 33B3) 594 Comment
  HSC90024  Quercus douglasii Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 17 Tehama Tedoc Rd. 0.5 mi S of its intersection with Hwy. 36 579 Comment
  UC1135442  Quercus douglasii P. L. Johannsen 1936-9-10 1007 Tehama 1 mi ene junction Smoky Creek and Deer Creek; Paynes Creek Quad. 883 Comment
  SEINET13953287 Image available Quercus douglasii W. A. Weber, Lewis S. Rose 1953-1 8468 Tehama 6 mi N of Red Bluff 91 Comment
  UCD45900  Quercus durata D. Q. Cavagnaro 1963-9-7 17 Tehama Elevation 2000 feet; 10.3 miles southwest of Paskenta, Tehama County, California. 609 Comment
  UCSB17448  Quercus durata var. durata Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Road between Paskenta and South Yolla Bolly Peak (Mt. Linn), 7.7 miles northwest of Paskenta 701 Comment
  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
  UCSB40912  Quercus garryana var. garryana Vasek, F. 1964-8-4 Tehama Harrison Gulch campground Comment
  UC1584299  Quercus kelloggii J. Kierstead 1990-9-11 90 -155 Tehama 3 mi ssw Tedoc Mt.; Yolla Bolla Ranger District 1524 Comment
  CAS-BOT-BC384655  Quercus wislizeni Andrew Townesmith; Karen M. Meyer 2007-8-5 902 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  HSC8308  Quercus wislizeni John L. Heywood, D. H. Norris 1968-3-31 1883 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  CHSC64543  Quercus wislizeni var. wislizeni Vernon H. Oswald; Lowell Ahart 1995-4-3 6604 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Twig from a live oak growing between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  JEPS123447  Raillardella argentea Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -096 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, NE aspect. Comment
  RSA40195  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  CHSC57829  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4938 Tehama SW edge of Hwy. 36 (between the highway and the fence line) immediately S of Wilson Lake Rd. (County Rd. 769, Forest Rd. 29N63), between Gurnsey Creek Campground and Childs Meadows. Border of a meadow. 1484 Comment
  RSA39727  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  UCR139399  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama Sierra Nevada Mtns., 12 mi east of Mineral, on Hwy 36 1585 Comment
  HSC81283  Ranunculus alismifolius var. lemmonii Richard Spjut 1981-5-4 6635 Tehama Near Childs Meadows, 50-60 mi. E of Red Bluff on Hwy. 36 1448 Comment
  CHSC48829  Ranunculus aquatilis var. diffusus Vernon Oswald 1983-7-26 922 Tehama Calif. Hwy 32, 1.0 mi s-w of its jct. with Calif. Hwy 36. Along the edge of North Fork of Deer Creek. Meadow. 1402 Comment
  CHSC65703  Ranunculus canus Vernon H. Oswald; Lowell Ahart 1996-3-25 7259 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In woodland bordering Paynes Creek in the NE corner of the parcel. 152 Comment
  JEPS54991  Ranunculus canus Edith M. Wickes 1917-1 Tehama Red Bluff Comment
  CHSC65704  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1996-3-25 7274 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S bank of Paynes Creek near the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  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
  CDA24330  Ranunculus hebecarpus J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  RSA759800  Ranunculus hebecarpus Barbara J. Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  SJSU10626  Ranunculus occidentalis R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral 914 Comment
  UC1019536  Ranunculus occidentalis Louise Kellogg 1952-7-13 36 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  RSA123575  Ranunculus orthorhynchus G. D. Barbe 1955-7-22 245 Tehama Close to the waters edge of a small stremlet 3 miles W of the Oven Lid, alt 6800ft 2073 Comment
  UC1586622  Ranunculus pusillus Vernon H. Oswald and Lowell Ahart 1991-5-9 4557 Tehama ca 1.5 mi ne Bend Bridge over the Sacramento River (ca 6.5 nne of Red Bluff, impoundment located ca 0.5 mi sse of entrance kiosk); Paynes Creek Recreation Area 112 Comment
  SEINET12093972  Ranunculus pusillus Unknown 1982-1 530 Tehama T24N, R1W, nwquadrant Sect 29. The Nature Conservancy Vina Plains Preserve 62 Comment
  CHSC64605  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1995-4-10 6623 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  UCR168204  Rhamnus californica subsp. crassifolia C. B. Wolf 1937-9-6 9296 Tehama Inner North Coast Range, Paskenta to Covelo Road 610 Comment
  JEPS81110  Rhamnus purshiana J. P. Smith and T. W. Nelson 1978-7-22 10013 Tehama Wells Creek Camp Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  CHSC87826  Rhamnus tomentella subsp. crassifolia Lowell Ahart 2004-6-11 11030 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  UC420723  Rhamnus tomentella subsp. tomentella unknown 1911-5-10 Tehama Red Bluff Lassen National Forest Comment
  CAS-BOT-BC58155  Rhododendron columbianum Marion Ownbey; Ruth P. Ownbey 1938-7-16 1745 Tehama Near Dry Lake, 7 mi. n. of Mineral on Viola Road. Comment
  CDA12197  Rhus trilobata G. F. Hrusa 1989-4-1 5906 Tehama North Coast Ranges; Hwy 36 approx. 20 miles W of Red Bluff. Comment
  RSA123552  Ribes binominatum G. D. Barbe 1955-7-16 171 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  JEPS118710  Ribes cereum Julie Kierstead Nelson, Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -027 Tehama 1.5 mi. SW of Tedoc Gap, ca. 20 mi. west of Red Bluff, south side Forest Road 2712, saddle of Rat Trap Ridge near intersection with 45 Road. Beegum West 7.5 minute quadrangle. Comment
  JEPS49420 Image available Ribes cereum W. L. Jepson 1927-6-21 12280 Tehama hillslope by Feather River Meadows (near Mineral); Feather River 1524 Comment
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Jun 19 2009
  CHSC90912  Ribes inerme Niall McCarten; Roxanne Bittman 1986-6-15 5463 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CAS-BOT-BC168882  Ribes lobbii Milo S. Baker 1940-8-13 9802 Tehama Government Flat Comment
  CHSC77057  Ribes malvaceum Vernon H. Oswald 2000-2-3 9843 Tehama Inner North Coast Ranges. Log Springs Road (M4) 1.8 mi west of Salt Creek Conservation Camp, 0.1 mi uphill from Wilder Pond. In brush at roadside. 571 Comment
  UCD102534  Ribes viscosissimum John Thomas Howell 1961-6-20 36588 Tehama Bluff Falls. 1981 Comment
  CHSC83891  Rigiopappus leptocladus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10116 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
  JEPS102882  Rigiopappus leptocladus Lowell Ahart 2001-6-14 8825 Tehama On the E side of road M2, ca 7.5 miles W of Paskenta. 579 Comment
  JEPS30391  Rigiopappus leptocladus Peter H. Raven Tehama Comment
  HSC6555  Rorippa curvisiliqua P. A. Munz 1951-7-25 16876 Tehama S Yolla Bolly Mtns., 1 mi. E of Square Lake 2134 Comment
  CHSC84138  Rorippa nasturtium-aquaticum Vernon H. Oswald; Lowell Ahart 1996-5-6 7521 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a flood c hannel along Paynes Creek at this location. 124 Comment
  JEPS96939  Rosa bridgesii Dean W. Taylor 1997-6-6 16032 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage 975 Comment
  CAS-BOT-BC148110  Rosa gymnocarpa Alice Eastwood; John Thomas Howell 1941-7-9 9742 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC94370  Rosa pisocarpa subsp. ahartii Lowell Ahart 2006-7-19 13042 Tehama North edge of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC54347  Rosa pisocarpa subsp. ahartii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4396 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD80565  Rostraria cristata CNPS SN Foothill Team 2006-4-19 SNFN 0445 a Tehama Wurlitzer Ranch (private), north of a seasonal creek, which feeds into Pine Creek west of the plot. 164 Comment
  CHSC65280  Rotala ramosior Vernon H. Oswald 1995-8-31 7222 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. 213 Comment
  UCR123528  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6891 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
  CHSC117642  Rumex californicus Lowell Ahart; John Dittes 2016-8-25 21313 Tehama About the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CDA22898  Rumex crispus L. Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC41077  Rumex crispus Pauleen Broyles 1982-6-24 769 Tehama The Nature Conservancy Vina Plains Preserve. Muddy bank of irrigation ditch in e pasture. 66 Comment
  JEPS115397  Rumex maritimus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16324 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CHSC86124  Rumex pulcher Jenny Marr; Caroline Warren, Heidi West 1998-5-18 Tehama Vicinity of upper North Fork Stony Creek, Stony Ridge, and Newville Road. 228 Comment
  CHSC84299  Rumex salicifolius var. denticulatus Lowell Ahart; John Dittes 2003-6-11 10253 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC64521  Sagina apetala Vernon H. Oswald; Lowell Ahart 1995-4-3 6559 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In the roadbed at the s gate of the old highway. 216 Comment
  CHSC40494  Sagittaria montevidensis subsp. calycina Pauleen Broyles 1982-8-5 823 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch. 60 Comment
  CAS-BOT-BC103348  Salix bonplandiana L. E. Smith 1913-3-26 595 Tehama Red Bluff Comment
  CAS-BOT-BC103353  Salix bonplandiana L. E. Smith 1913-3-1 607 Tehama [Reed] Reeds Cr. Comment
  JEPS15357  Salix boothii W. L. Jepson 1929-9-28 18312 Tehama head of Manzanita Creek Lassen Peak 2438 Comment
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Jul 17 2013
  CHSC87002  Salix exigua Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. Near creek. 274 Comment
  JEPS38410  Salix exigua W. L. Jepson 1899-4-30 8 s Tehama Red Bluff Comment
  POM219005  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  RSA0038298  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral. 1500 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
  SBBG59103  Salix jepsonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  CHSC77373  Salix laevigata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CHSC77374  Salix laevigata Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 304 Comment
  JEPS117358  Salix laevigata Lowell Ahart, John Dittes 2010-7-17 16850 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  JEPS38400  Salix laevigata W. L. Jepson 1899-4-27 19 s Tehama near Mt. Tom (Cold Fork of the Cottonwood) Comment
  UC704291  Salix laevigata Frank A. Pitelka 1943-6-15 203 Tehama 2 mi se Beegum 502 Comment
  UC525951  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 665 Tehama 1.7 mi. n.e. Mineral (N. Fork Battle R.); N. Fork Battle R. 1524 Comment
  UC525953  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 664 Tehama 1.7 mi. n.e. Mineral (N. Fork Battle R.); N. Fork Battle R. 1524 Comment
  CAS-BOT-BC128072  Salix lasiandra var. lasiandra C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  CAS-BOT-BC129528  Salix lasiandra var. lasiandra John Thomas Howell 1943-8-8 19200 Tehama Government Flat Comment
  CAS-BOT-BC106975  Salix lasiolepis C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 653 Tehama Payne Creek, 21 miles west of Mineral 487 Comment
  RSA66377  Salix lasiolepis Philip A. Munz 1951-7-27 16956 Tehama S base of S Yolla Bolly Peak. 2058 Comment
  CAS-BOT-BC128323  Salix lasiolepis var. lasiolepis John Thomas Howell 1943-8-8 19197 Tehama Anthony Peak Comment
  CAS-BOT-BC128325  Salix lasiolepis var. lasiolepis John Thomas Howell 1955-6-12 30318 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  CAS-BOT-BC124918  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 676 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC124920  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124921  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124936  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 400 Tehama South Fork of Battle Creek, 2 km. east of Mineral 1500 Comment
  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
  POM218996  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 391 Tehama 15 km NE of Mineral. Above Lassen Highway. 2000 Comment
  POM362832  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG27410  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG27412  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG57899  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SD951  Salix lemmonii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama South Fork of Battle Creek, 1.7 km west of Mineral 1500 Comment
  SJSU264  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy,8 mi NE of Mineral 2042 Comment
  UC481994  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 377 Tehama 1.7 km. w. Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525926  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 681 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  UC482002  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama 1.7 km. n.e. Mineral (Mt. Lassen Hwy., S. Fork Battle Creek); S. Fork Battle Creek 1570 Comment
  JEPS117343  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  RSA695516  Salix melanopsis L. Ahart, John Dittes 2003-6-11 10260 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  CAS-BOT-BC125993  Salix scouleriana John Thomas Howell 1943-8-8 19199 Tehama Government Flat Comment
  SBBG57983  Salix scouleriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy, 7.9 mi NE of Mineral 1981 Comment
  UC482344  Salix scouleriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e. Red Bluff (flat near Paine's Creek); Paine's Creek 300 Comment
  UC525949  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  UC525950  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  CDA3216  Salsola tragus J. T. Howell 1960-7-24 36001 Tehama Paynes Creek Comment
  HSC49035  Salvia columbariae Patricia Shesgreen 1978-5-13 88 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  HSC73465  Salvia sonomensis Grunert 28 Tehama 5 mi. E of Platina on Hwy. 36 671 Comment
  HSC90033  Salvia sonomensis Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 18 Tehama Tedoc Rd. 1.0 mi. S of intersection with Hwy. 36 671 Comment
  HSC86924  Sanicula bipinnata Anthony Desch, Bryon Cariss 1988-3-26 13 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  CHSC55176  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  UC1006673  Sanicula crassicaulis C. Ritchie Bell 1953-3-21 1397 Tehama 4.2 mi n of Red Bluff (beside U.S. Highway 99) Comment
  JEPS1017  Sanicula graveolens W. L. Jepson 1927-6-24 12327 Tehama Mineral 1524 Comment
  UC2031499  Sanicula graveolens Barbara Ertter with Brad Olson 1991-7-6 10349 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
  HSC89668  Sanicula tuberosa A. Smith, A. Eller, B. Hoffman 1989-3-31 6 Tehama On Tedoc Rd. (FS 45) near intersection with Hwy. 36, about 1.5 mi. E of boundary with Shasta Co. 549 Comment
  JEPS43531  Saxifraga californica Harold Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on road to Covelo) Comment
  JEPS85539  Saxifraga nidifica var. nidifica Walter S. Lennon 1983-3-14 Tehama 3.6 mi s of Shasta-Tehama County line (at Battle Creek, Jelly's Ferry Road); Battle Creek, Jelly's Ferry Road Comment
  CHSC84594  Schoenoplectus mucronatus Lowell Ahart; John Dittes 2003-9-17 10603 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
  UCR196222  Scirpus tuberosus Carol W. Witham, Jennifer Buck, Vernal Pool Team 2002-6-10 353 Tehama Vina Plains, southeast of intersection between Hwy 99 and Lassen Road. Lassen Road Site. Pool #LAS100 65 Comment
  CAS-BOT-BC243493  Scribneria bolanderi Milo Baker; Keith Wagnon 1953-6-1 s.n. Tehama 7 miles west of Paskenta Comment
  CHSC41066  Scribneria bolanderi Pauleen Broyles 1982-4-23 441 Tehama The Nature Conservancy Vina Plains Preserve. Hogwallow, ca 1 km s of Lassen Road. 70 Comment
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  CHSC54028  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1991-5-9 4553 .1 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the pond ca. 0.6 mi east-southeast of the entrance kiosk. 112 Comment
  JEPS113181  Scribneria bolanderi Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13835 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
  UCD92521  Scribneria bolanderi G. F. Hrusa 1996-5-2 12910 Tehama near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way.) 110 Comment
  CHSC65979  Scrophularia californica subsp. floribunda Vernon H. Oswald; Lowell Ahart 1996-4-23 7415 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 266 Comment
  CHSC32163  Scutellaria antirrhinoides James D. Jokerst 1980-8-22 1108 Tehama Near Mt. Linn. Comment
  CHSC64974  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7049 Tehama W of Red Bluff and S of Platina at Tedoc Gap on Forest Route 45. 1371 Comment
  JEPS13257  Scutellaria antirrhinoides Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5321 Tehama e of summit of Mount Linn (on ridge-top of South Yolla Bollly Mountain); South Yolla Bollly Mountain 2346 Comment
  RSA66617  Scutellaria antirrhinoides P. A. Munz 1951-7-26 16910 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CHSC80216  Scutellaria californica B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1187 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek, on E edge of N-trending cyn of the smaller creek. 304 Comment
  CHSC85293  Scutellaria californica John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 811 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  JEPS101593  Scutellaria californica Dean W. Taylor 1997-7-18 16137 Tehama Ball Rock 1981 Comment
  JEPS88590  Scutellaria siphocampyloides Vernon H. Oswald and Lowell Ahart 1996-5-20 7570 Tehama ne of Red Bluff (along Hwy 36); Hog Lake Plateau, Cascade Range Foothills 188 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
  CHSC67243  Scutellaria tuberosa James D. Jokerst 1983-4-3 1704 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., along Zimmershed Creek ca. 0.25 mi E of the powerlines in a +/- swampy area ca. 50 m N of the creek. 152 Comment
  UCD101983  Sedella pumila June McCaskill 1960-5-26 606 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  SJSU6265  Sedum spathulifolium D. L. Wilson 1970-5-14 Tehama Battle Cr Canyon on Battle Cr between community of Paynes Cr & Mineral Comment
  CHSC116668  Selaginella hansenii Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20695 Tehama On the west side of Deer Creek Trail, about 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 883 Comment
  CHSC80512  Selaginella hansenii Vernon H. Oswald 2001-3-26 9990 Tehama Hwy 36 1.9 mi west of Paynes Creek. 502 Comment
  HSC78631  Selaginella hansenii L. P. Janeway 1984-9-18 1160 Tehama Above Mill Creek, near Black Rock 793 Comment
  RSA93459  Selaginella wallacei Milo S. Baker 1953-5-31 12704 B Tehama Logging road, 5 mi W of Paskenta. Comment
  SEINET10808554  Senecio David B. Dunn 1971-8-15 Dunn 18149 Tehama Kings Creek Meadow Campground, Lassen National Park, east of summit. Comment
  CHSC21472  Senecio aronicoides M. S. Taylor 1975-7-17 850 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  CHSC55668  Senecio aronicoides K. R. Stern 1986-5-21 8299 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CAS-BOT-BC363277  Senecio aronicoides P. A. Munz 1951-7-18 16674 Tehama N. slope of North Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama Co.-Trinity County 1981 Comment
  JEPS37592  Senecio integerrimus var. exaltatus Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  CHSC117734  Senecio sylvaticus Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21356 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  CHSC68936  Senecio triangularis Vernon Oswald; Lowell Ahart 1997-7-7 8703 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along streamlets. 1188 Comment
  UC726786  Senecio triangularis A. A. Heller 16294 Tehama Sulphur Works checking station Lassen Volcanic National Park Comment
  CHSC65717  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1996-4-3 7297 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS103596  Senecio vulgaris Lowell Ahart 2002-4-27 9546 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS122019  Senecio vulgaris Lowell Ahart 2014-5-8 19446 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 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
  CDA34217  Setaria pumila L. Ahart, J. Dittes, J Guardino 2010-9-1 17140 Tehama On the south side of John Dittes home, about 100 yards south of Mill Creek and about 0.3 miles east of confluence with the Sacramento River, Los Molinos. Comment
  JEPS97001  Sibara virginica Vernon H. Oswald and L. Ahart 1994-3-8 5977 Tehama T23N R5W SW1/4 SE1/4 Sec. 35, 475 ft, Foothill Woodland. Burris Creek Arm of Black Butte Lake at the shoreline near the E end of Morrison Bryant Rd 144 Comment
  RSA756204  Sidalcea calycosa subsp. calycosa Barbara Ertter 1991-5-18 9829 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  CHSC41008  Sidalcea diploscypha Pauleen Broyles 1982-5-6 929 Tehama The Conservancy Vina Plains Preserve. Ca .5 km s of Lassen Road in central pasture. 66 Comment
  CHSC95171  Sidalcea glaucescens R. D. Fischer 2005-6-26 795 Tehama Sierra Nevada Mountains, off Hwy 32 1 mile south of the Hwy 36 junction, near the north fork of Deer Creek. 1399 Comment
  CHSC68586  Sidalcea hartwegii Vernon H. Oswald; Lowell Ahart 1997-5-14 8426 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  CHSC80224  Sidalcea hartwegii B. Castro; L. P. Janeway, G. Kuenster, S. Innecker, J. Lacey 2000-5-24 1183 Tehama Vicinity of Paskenta and Thomes Creek, on grassy flat overlooking S edge of creek. 303 Comment
  CHSC86566  Sidalcea hartwegii Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  JEPS94341  Sidalcea hartwegii Vernon H. Oswald and Lowell Ahart 1997-5-14 8426 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (5.7 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 981 Comment
  CHSC80038  Sidalcea hirsuta B. Castro; L. P. Janeway 2000-5-11 1147 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  CHSC86817  Sidalcea hirsuta Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA756203  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  RSA734315  Sidalcea oregana subsp. spicata L. Ahart 2006-7-25 13709 Tehama In a small meadow on the west side of the road, near Colby Creek, about 40 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (a0r) southeast of Colby Mountain, about 5 miles northeast of Butte Meadows. 1519 Comment
  CHSC92793  Silene antirrhina John Dittes; Josephine Guardino 2005-5-11 1114 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
  CDA11955  Silene californica G. F. Hrusa 1989-4-1 5909 Tehama North Coast Ranges; Hwy 36 approx. 15 m W of Red Bluff. Comment
  JEPS96732  Silene californica Dean W. Taylor 1997-7-18 16139 Tehama headwaters North Fork Elder Creek 1981 Comment
  JEPS97443  Silene californica Vernon H. Oswald and L. Ahart 1995-7-12 6998 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Herbaceous perennial growing on a roadside bank. 950 Comment
  JEPS96738  Silene campanulata subsp. campanulata Dean W. Taylor 1997-5-29 16002 Tehama near Eagle Peak Lookout; 0.5 road miles south of the lookout 1097 Comment
  CAS-BOT-BC136291  Silene douglasii George W. Gillett 1957-8-13 1069 Tehama Brokeoff Mountain. 2743 Comment
  CHSC82096  Silene douglasii var. douglasii L. P. Janeway 2001-7-29 7401 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  CHSC113258  Silene gallica Lowell Ahart; John Dittes 2014-5-17 19512 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
  CHSC28841  Silene laciniata subsp. californica D. L. Daniels 1979-4-12 20 Tehama Ca. 50 ft s of Red Bank Creek, 2 ft s of Red Bank Rd., 13 mi sw of Red Bluff. Comment
  CAS-BOT-BC388996  Silene laciniata subsp. californica Elmer I. Applegate 1932-4-13 7042 Tehama Rosewood. Hills west of Red Bluff Comment
  HSC96794  Silene laciniata subsp. californica J. Carey, A. Hong, J. Leffingwell 1995-4-22 68 Tehama 24 mi. E on Hwy. 36 from its intersection with Rd. A16 213 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
  CHSC39023  Silene occidentalis subsp. longistipitata R. M. Austin 1896-7-1 102 Tehama Colby. Comment
  CHSC57537  Sisyrinchium bellum A. M. Walsh 1990-4-6 11 Tehama 11 mi. w of Red Bluff off Hwy 36, n side of hwy. Comment
  CHSC102196  Solanum rostratum Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CHSC113004  Solanum rostratum Lowell Ahart 2013-8-2 18982 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
  NY820830  Solanum rostratum B. J. Ertter 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  UCR78375  Solanum rostratum Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8889 Tehama S side of NW armm of Black Butte Lake west of Orland 152 Comment
  CAS-BOT-BC157518  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles w. of Payne's Creek Comment
  CAS-BOT-BC58509  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles W of Paynes Creek Comment
  CAS-BOT-BC365375  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadows Comment
  JEPS32434  Solidago velutina subsp. californica W. L. Jepson 1929-9-30 15333 Tehama Manton 426 Comment
  JEPS94246  Soliva sessilis Vernon Oswald and Lowell Ahart 1998-5-14 9037 Tehama 1.3 mi w of Cannon Road (Highway 36 w of Redbluff); Highway 36 274 Comment
  SEINET11807870  Sonchus oleraceus Unknown 1982-1 853 Tehama Nature Conservancy Vina Plains Preserve Comment
  CHSC117577  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21369 Tehama On the north side of a poor dirt road, about 100 yards east of Highwy 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  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
  HSC10985  Sorghum halepense C. S. Chavez 1965-4-30 53 Tehama Hwy. 36, 10 mi. E of Red Bluff Comment
  CHSC64611  Spergularia bocconi Vernon H. Oswald; Lowell Ahart 1995-4-17 6662 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 both sides of Inks Creek Rd. at the cattle-guard in the w boundary fence. 213 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  RSA0098100  Spergularia rubra George W. Gillett 1957-8-18 1106 Tehama Brokeoff Mtn. Lower portion of Brokeoff Trail, about 0.25 mile above the Sulphur Works checking station. Lassen Volcanic National Park. 2104 Comment
  CHSC84359  Sphenosciadium capitellatum Lowell Ahart 2003-8-24 10538 Tehama In a meadow, on both sides of Willow Creek, about 1/2 mile (air) north of Jonesville, about 5 miles (air) northeast of Butte Meadows. 1569 Comment
  HSC97129  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama 20 yds. W of poor trail, 1/2 mi. N of where dirt rd. crosses Colby Creek, 2 air mi. SE of Colby Mtn., 5 air mi. NE of Butte Meadows 1565 Comment
  UCR130065  Spiraea douglasii George K. Helmkamp, E. A. Helmkamp 2001-7-7 6907 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
  RSA304256  Spiranthes romanzoffiana James R. Shevock 1972-7-24 2200 Tehama Near Childs Meadow, Hwy 36. 2012 Comment
  JEPS88137  Sporobolus cryptandrus Vernon H. Oswald and Lowell Ahart 1996-7-8 7972 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff ( edge of Hwy. 36 at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 195 Comment
  UC1950254  Stachys ajugoides var. rigida Barbara Ertter 1991-9-2 10771 Tehama head of Grindstone Creek on E side of Anthony Peak ca 16 airmiles E of Covelo, 0.3 mi S of Rt M2 to Hammerhorn Mt on Rt M4 (jct at Government Flat) Comment
  HSC97753  Stachys rigida var. rigida Vernon H. Oswald, L. Ahart 1997-7-7 8686 Tehama USFS Rd. 27N26 0.4 mi. W of its junction with 27N06; W of Saddle Campground, near the NE corner of the Yolla Bolly-Middle Eel Wilderness 1067 Comment
  CHSC85311  Stellaria calycantha John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 805 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.4 air-mile east of Square Lake. 2118 Comment
  CAS-BOT-BC181375  Stellaria calycantha Alice Eastwood 1912-8-22 1838 Tehama Trail from Morgan Springs to Lassen Butte Comment
  CHSC56292  Stellaria longipes var. longipes K. R. Stern 1986-5-21 8264 Tehama Dear Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC96646  Stellaria media Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13620 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
  CDA3542  Stellaria nitens L. Ahart, Vernon Oswald 2001-5-7 10022 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC68945  Stellaria obtusa Vernon Oswald; Lowell Ahart 1997-7-7 8713 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. At roadside. 1706 Comment
  UCD99353  Stellaria obtusa John Thomas Howell 1960-8-19 36116 Tehama Lassen Volcanic National Park, Brokeoff Mountain Trail. 2313 Comment
  JEPS120778  Stephanomeria virgata subsp. pleurocarpa Lowell Ahart 2013-9-17 19043 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  HSC97906  Stipa lepida L. Ahart 2001-6-8 8803 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment