Search Results — 2000 specimen records retrieved (1613 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
  SEINET11404930  Abies X shastensis D. Charlet, R. Tausch 1995-9-28 2218 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. ridgeline between Blk Rock peak & N Yolly Bolly pk 2073 Comment
  CAS-BOT-BC77983  Abies concolor John Thomas Howell 1960-8-19 36141 Tehama Brokeoff Mt. Trail 2590 Comment
  UC1052192  Acer glabrum var. glabrum K. D. Gowans 1954-8-23 14 Tehama two mi sw Turner Mountain (edge of Lassen National Forest); , sw of Turner Mt 1828 Comment
  CHSC44183  Achillea millefolium Vernon Oswald 1988-6-27 3524 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CAS-BOT-BC18757  Achillea millefolium P. A. Munz 1951-7-18 16626 Tehama n. slope of North Yolla Bolly Peak. line of Tehama-Trinity County 1981 Comment
  UC1019887  Achnatherum lemmonii Milo S. Baker and H. K. Wagnon 1953-7-12 12868 Tehama 5.3 mi along County Road Whitlock Camp 1828 Comment
  UC1738960  Achnatherum lemmonii Dean Wm. Taylor with Glenn Clifton 1992-8-22 13198 Tehama Lassen Volcanic National Park, Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line 2392 Comment
  RSA141281  Achnatherum lemmonii var. lemmonii J. M. Tucker, L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain 1921 Comment
  RSA700501  Achnatherum lemmonii var. lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama High Cascade Range, Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls 1170 Comment
  CHSC88878  Achnatherum nelsonii subsp. dorei L. P. Janeway; Robert F. C. Naczi 2004-7-24 8184 Tehama High Cascade Range. Humboldt Summit; gentle south-facing slope just off the top. 2018 Comment
  JEPS75784  Achnatherum nelsonii subsp. dorei Todd and Virginia Keeler-Wolf 1975-8-10 649 Tehama Howell's Camp Yolla Bolly Mountains, Howell's Camp 1905 Comment
  JEPS28281  Achnatherum occidentale subsp. californicum George W. Gillett 1957-8-18 1096 Tehama 1/4 mi above Sulphur Works Checking Station (lower portion of Brokeoff Mt. Trail); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2103 Comment
  UC523867  Achnatherum occidentale subsp. californicum C. R. Ball 1932-7-23 670 Tehama 4 mi ne on Mt. Lassen Highway Mineral; Mt. Lassen Highway 1828 Comment
  UCD51148  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Brokeoff Mountain Trail. 2590 Comment
  CAS-BOT-BC218633  Achnatherum occidentale subsp. pubescens John Thomas Howell 1960-8-18 36090 Tehama Sulphur Works Checking Station, Lassen Volcanic National Park 2011 Comment
  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
  CHSC87111  Achnatherum stillmanii L. P. Janeway 2001-6-15 7177 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  RSA700500  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
  RSA700506  Achnatherum stillmanii L. P. Janeway 2001-6-15 7177 Tehama High Cascade Range. Above North Fork California Creek, 1.6km north-northwest of Colby Mountain, between roads 27N12 and 27N06. 1402 Comment
  UC1137072  Achnatherum stillmanii August L. Hormay 1929-7-15 Tehama Polk Springs Road Comment
  CHSC71018  Achyrachaena mollis Vernon Oswald; Lowell Ahart 1998-5-14 9047 Tehama Hwy. 36 between Red Bluff and Patina, 2.3 mi east of Vestal Rd. 274 Comment
  SEINET11262184  Acmispon americanum Robert L. Johnson, Mikel R. Stevens 2015-7-10 3948 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  CHSC102809  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16314 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
  CHSC113021  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS124061  Acmispon americanus var. americanus Lowell Ahart, John Dittes 2015-8-5 20459 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
  CHSC107263  Acmispon brachycarpus Lowell Ahart; John Dittes 2011-6-9 17473 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC64615  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1995-4-25 6698 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a stony roadcut along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC66015  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1996-4-29 7502 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing on a teep bank on the N side of the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  CHSC78649  Acmispon brachycarpus L. P. Janeway; B. Castro 2000-6-11 6793 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  UCD104302  Acmispon parviflorus A. A. Heller 1916-4-20 12335 Tehama 3 miles north of Red Bluff. Comment
  CHSC102320  Acmispon wrangelianus L. P. Janeway 2009-4-4 9717 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  JEPS60360  Aconitum columbianum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  JEPS94493  Aconitum columbianum Vernon Oswald and Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  UC1245129  Aconitum columbianum J. M. Tucker 1959-7-19 3572 Tehama n. side S. Yolla Bolly Mt. (upper (south) side of Square Lake); , Square Lake 2118 Comment
  CAS-BOT-BC412921  Aconogonon davisiae M. S. Jussel 1931-9-6 s.n. Tehama Bumpas Hell Trail 2286 Comment
  CAS-BOT-BC412923  Aconogonon davisiae Milo S. Baker 1940-8-15 9854 Tehama Rocky Summit between Mendocino & Tehama Cos. near Anthony Peak Lookout Comment
  CHSC77714  Adiantum jordanii B. Castro; L. P. Janeway 1999-6-21 990 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 341 Comment
  JEPS118001  Aegilops triuncialis Lowell Ahart, John Dittes 2011-6-9 17469 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS97264  Aesculus californica Vernon H. Oswald 1995-5-22 6755 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Inflorescence from a single shrubby tree 225 Comment
  JEPS36261  Agoseris heterophylla var. heterophylla Virginia Bailey 1938-4-16 Tehama 6 mi w, on Paskenta-Covelo road Paskenta Comment
  JEPS36273  Agoseris heterophylla var. heterophylla W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  JEPS124053  Agoseris monticola Lowell Ahart, John Dittes 2015-8-5 20428 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC127396  Agrostis exarata W. B. Cooke; V. G. Cooke 1976-10-11 53550 Tehama Lassen Volcanic National Park. Lower Brokeoff Mountain trail. 2362 Comment
  CHSC80712  Agrostis exarata Lowell Ahart 2001-6-8 8798 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102663  Agrostis exarata Lowell Ahart 2001-6-8 8798 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 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
  CHSC64738  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1995-5-9 6712 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 213 Comment
  CHSC76078  Agrostis hendersonii G. F. Hrusa; J. Hart 1998-5-10 14408 Tehama Above the S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. 100 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
  JEPS100562  Agrostis microphylla var. intermedia Dean W. Taylor 1991-5-8 11681 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  CHSC65356  Agrostis scabra Lowell Ahart 1995-10-3 7664 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east pf Butte Meadows. 1645 Comment
  CHSC84316  Alisma lanceolatum Lowell Ahart; John Dittes 2003-6-11 10267 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  SEINET260869  Allium Leila M. Shultz 1990-5-5 11261 Tehama Northern Coastal Range area, Corning District of the Mendocino Forest. 305 Comment
  UC1784164  Allium Harold and Virginia Bailey 1948-8-28 3068 b Tehama Lassen Volcanic National Park, near Sulphur Creek campground 2011 Comment
  CAS-BOT-BC131967  Allium John Thomas Howell; R. C. Barneby 1954-5-14 29570 Tehama 9 miles east of Paynes Creek 1005 Comment
  CHSC2058  Allium amplectens M. Underhill 1953-5-3 Tehama 152 Comment
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  UC2031397  Allium amplectens Barbara Ertter with Brad Olson 1991-7-4 10216 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Creek Riley Ridge junction, ca 25 air miles W of Corning Comment
  CAS-BOT-BC462235  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-22 1855 Tehama 7 miles e. of Paynes Creek Comment
  POM204052  Allium amplectens L. S. Rose 1934-4-22 34246 Tehama 4 miles E of Paynes Creek. Comment
  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
  JEPS56362  Allium bolanderi W. L. Jepson 1899-4-25 Tehama hilltops about Rosewood Comment
  HSC71877  Allium campanulatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5859 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  RSA123635  Allium campanulatum G. D. Barbe 1955-7-16 189 Tehama In dry, talus near the summit of South Yolla Bolly. 2439 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
  UC1299639  Allium falcifolium Freed W. Hoffman 1950-7-5 3232 Tehama near Yolla Bolly Guard Station; Yolla Bolly Mountains 1524 Comment
  CAS-BOT-BC474069  Allium platycaule H. F. Copeland 1920-7-17 108 Tehama Butt Mountain 1828 Comment
  JEPS96563  Allium sanbornii var. sanbornii Dean W. Taylor 1997-7-24 16165 Tehama Deer Creek watershed, along Ponderosa Way 0.2 road miles N of Lassen National Forest boundary sign; Lassen National Forest 1021 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
  HSC82151  Allium validum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4917 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  UCD141862  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama Square Lake on north side of south Yolla Bolly. Comment
  CHSC29822  Allophyllum divaricatum M. S. Taylor; R. S. Schlising, T. Griggs 1980-6-21 2935 Tehama Deer Creek jct with Leninger Rd, ca. 19 mi n of Chico. Comment
  JEPS117346  Allophyllum divaricatum Lowell Ahart, John Dittes 2010-7-17 16852 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  JEPS69372  Allophyllum gilioides subsp. gilioides Virginia Bailey 1938-4-16 Tehama 6 mi. e. Paskenta (on Paskenta-Covelo Rd.) Comment
Read comments
Jul 25 2009
  UC879971  Allophyllum integrifolium Alice Eastwood Aug 22 1912-Aug 26 1912 1755 Tehama trail from Morgan's Springs to Sulphur Works; Lassen Butte Region Comment
  RSA93377  Alnus incana subsp. tenuifolia Milo S. Baker 1953-7-12 12913 Tehama Along county road 6 mi. above Whitlock Camp west of Paskenta. 1829 Comment
  CDA15420  Alopecurus saccatus G. F. Hrusa, J. Hart 1998-5-1 14421 Tehama Sacramento Valley; Common to patchy in wet bottoms of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  CHSC113257  Alopecurus saccatus Lowell Ahart; John Dittes 2014-5-18 19522 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
  CHSC48311  Alyssum desertorum Vernon Oswald 1986-3-6 1048 Tehama Round Valley Rd. 2.2 mi sw of Paskenta. Roadside. 274 Comment
  SEINET11934610  Amaranthus graecizans Unknown 1982-1 755 Tehama The Nature Conservancy Vina Plains Preserve. T24N, R1W, S28 - S edge 61 Comment
  HSC95426  Ambrosia artemisiifolia L. Ahart, John Dittes 2003-9-17 10567 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  SEINET12194973  Ammannia coccinea Unknown 1982-1 800 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  UC1229801  Amsinckia lycopsoides F. Chisaki 1958-4-1 1110 Tehama 7.5 mi e Flournoy (on road to Corning) Comment
  CDA41477  Amsinckia menziesii G. F. Hrusa, J. Hart 2000-4-8 15290 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  HSC1757  Amsinckia tessellata Larry Berti 1969-3-19 38 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  CAS-BOT-BC45086  Anaphalis margaritacea Alice Eastwood 1912-8-22 1775 Tehama Trail from Morgan Springs to Sulphur Works, Lassen Butte Region Comment
  CHSC93466  Ancistrocarphus filagineus Lowell Ahart 2006-5-5 12579 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
  JEPS105849  Ancistrocarphus filagineus Lowell Ahart 2004-4-29 10797 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  SEINET10514030  Andropogon virginicus var. virginicus Dean W. Taylor 1992-10-8 Taylor 13264 Tehama Sourgrass Creek; ca 8 miles SW of Corning Bluff; T23N R3W Sec. 20; gravelly streambed in central portion of a ca. 10000 ha Eucalyptus plantation. 85 Comment
  CHSC83378  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-19 7445 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  CAS-BOT-BC391827  Anemone drummondii George W. Gillett 1957-8-13 1070 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2743 Comment
  CHSC48683  Anemone drummondii Vernon Oswald 1986-7-24 2240 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 682 Comment
  JEPS28459  Anemone drummondii George W. Gillett 1957-8-13 1070 Tehama s. exposure of upper Brokeoff formation Brokeoff Mt.; Lassen Volcanic Nat'l Park, Brokeoff Mt. 2743 Comment
  CAS-BOT-BC391824  Anemone drummondii George W. Gillett 1953-7-3 263 Tehama Lassen Volcanic National Park. 0.25 mile above Diamond Point. Near Diamond Peak 2255 Comment
  CHSC81088  Angelica californica Lowell Ahart 2001-8-28 9185 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  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
  UC1609302  Anisocarpus scabridus Vernon H. Oswald and Lowell Ahart 1993-9-2 5896 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UCD128900  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountain, ca. 0.5 mile east of summit. 2286 Comment
  CHSC79121  Antennaria geyeri L. P. Janeway 2000-6-29 6844 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
  CHSC65941  Anthriscus caucalis Vernon H. Oswald; Lowell Ahart 1996-4-23 7417 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 266 Comment
  CHSC92788  Anthriscus caucalis John Dittes; Josephine Guardino 2005-5-11 1120 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
  CHSC84263  Antirrhinum cornutum Lowell Ahart; John Dittes 2003-6-11 10262 Tehama On the bottom of a wash, wash flows into Spring Branch, on the south side of Manton Road, about 3 1/2 miles east of the Colman Station, about 2 1/2 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 12 1/2 miles (air) east-northeast of Cottonwood. 215 Comment
  CHSC80695  Antirrhinum subcordatum Lowell Ahart 2001-6-14 8822 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CHSC92156  Antirrhinum subcordatum J. Molter 1993-7-26 765 b Tehama Along abandoned rd. 640 Comment
  HSC95446  Antirrhinum subcordatum L. Ahart 2001-6-8 8787 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  JEPS101526  Antirrhinum subcordatum Dean W. Taylor 1997-5-29 16003 Tehama Slopes north of Toomes Camp Road about 6 road miles west of Paskenta 487 Comment
  JEPS4270  Antirrhinum subcordatum W. L. Jepson 1899-4-25 21303 Tehama near Rosewood (Stiver's Ranch) Comment
  UC1949179  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; steep S-facing side of ridge S of pasture Comment
  JEPS97424  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and L. Ahart 1995-7-12 7001 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  CHSC80583  Apocynum androsaemifolium Lowell Ahart 2001-6-16 8860 Tehama On south side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC116513  Apocynum cannabinum B. Castro; Robin Carter 2015-7-20 2105 Tehama Sacramento Valley. S edge of Elder Creek, ca 1.15 air mi E of the town of Gerber and 1 mile W (upstream) of its confluence with the Sacramento River. 60 Comment
  HSC70013  Aquilegia eximia Thomas W. Nelson, Jane P. Nelson 1978-7-21 4439 Tehama Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc Comment
  JEPS28460  Aquilegia formosa George W. Gillett 1957-8-13 1063 Tehama Niches of east cliffs of main Brokeoff structure Lassen Volcanic National Park 2514 Comment
  CHSC92779  Arabidopsis thaliana John Dittes; Josephine Guardino 2005-4-13 1064 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  RSA0125765  Arabis glabra Barbara Ertter, Brad Olson 1991-7-4 10227 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  HSC6570  Arabis puberula Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  SEINET3081614 Image available Aralia californica F. C. Vasek 1964-8-5 640805 -1 Tehama White Rock Road 8.2 mi from State 36 1219 Comment
  JEPS21868  Arceuthobium americanum Annette Waters 1958-4-20 242 Tehama along Deer Creek on California Highway 32, 1.1 mi e of Junction of California Hwys 89 and 36 with 32 Deer Creek; , California Highway 32 1219 Comment
  UC1078850  Arceuthobium americanum Job Kuijt 1957-5-21 1358 Tehama Mineral Campgrounds near Ranger Station Comment
  UC1078851  Arceuthobium campylopodum Job Kuijt 1957-5-21 1359 Tehama 5 mi w Mineral (Hwy 36) Comment
  CHSC80701  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
  CAS-BOT-BC23941  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19209 Tehama Log Spring Ridge 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
  CHSC48368  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1986-4-1 1064 Tehama Rd. 23N05 0.3 mi S of Round Valley Rd. (M4). 1021 Comment
  CHSC68921  Arctostaphylos canescens subsp. sonomensis Vernon Oswald; Robin Ondricek-Fallscheer 1997-7-1 8656 Tehama Log Springs Ranger Station, Mendocino National Forest, North Coast Ranges. 1524 Comment
  RSA20905  Arctostaphylos canescens var. candidissima C. B. Wolf 1937-5-15 8688 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  CHSC102317  Arctostaphylos manzanita subsp. manzanita L. P. Janeway 2009-3-28 9676 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the powerlines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC64352  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald; Lowell Ahart 1995-2-13 6483 Tehama Cascade Range Foothills. E side of Manton Rd. (A6) at the NE corner of Dales Lake Ecological Reserve, ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 228 Comment
  CHSC77565  Arctostaphylos manzanita subsp. manzanita B. Castro; C. Warren, L. P. Janeway 1999-5-4 915 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  JEPS95755  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald and L. Ahart 1995-2-13 6483 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. E side of Manton Rd. (A6) at the ne corner of Dales Lake Ecological Reserve, ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  UC1393696  Arctostaphylos manzanita subsp. manzanita James I. Mallory 1971-7-27 386 Tehama junction of Chico Creek and Campbell Creek; Quadrangle 40A2 Comment
  CHSC80189  Arctostaphylos manzanita subsp. wieslanderi L. P. Janeway 1999-6-19 6473 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  CHSC87433  Arctostaphylos manzanita subsp. wieslanderi R. D. Fischer 2004-3-14 96 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. Along trail. 853 Comment
  UCD80283  Arctostaphylos manzanita subsp. wieslanderi CNPS SN Foothill Team 2005-7-1 SNNR 0492 g Tehama USFS Lassen National Forest, ~1/4 mile south of Lassen Trail trailhead. 1171 Comment
  UC726988  Arctostaphylos mewukka A. A. Heller 1942-2-23 16379 Tehama top of grade e Paynes Creek Highway Maintenence Station Comment
  UC726990  Arctostaphylos mewukka A. A. Heller 1942-2-23 16381 Tehama top of grade e Payne's Creek Highway Maintenence Station Comment
  UC726991  Arctostaphylos mewukka A. A. Heller 1942-2-23 16382 Tehama 6 mi e Payne Creek Post Office Comment
  RSA96834  Arctostaphylos mewukka P. C. Everett, E. K. Balls, Jon E. Keeley 1954-10-16 20320 Tehama 5.7 mi. w. of Mud Flat Forest Service camp, road from Pasdenta to Covelo. 1616 Comment
  CAS-BOT-BC39952  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50676 Tehama Round Valley Road (Log Springs Road), near intersection with road to Sugar Spring Campground-Government Flat, 682 Comment
  CAS-BOT-BC39997  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge Comment
  CAS-BOT-BC39999  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Near Lassen Volcanic National Park, Bluff Falls 1981 Comment
  JEPS38872  Arctostaphylos nevadensis Jos. Grinnell 1925-7-1 Tehama Mineral Comment
  RSA14982  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  CHSC105949  Arctostaphylos patula Lowell Ahart; John Dittes 2010-7-17 16878 Tehama About 50 yards east of the gate, about 90 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 829 Comment
  POM209913  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  RSA13437  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  SDSU2829  Arctostaphylos patula D. F. Howe 1968-5-28 4540 Tehama 1.3 miles north of Log Springs Guard Station. 1372 Comment
  UC1052006  Arctostaphylos patula R. A. Manning 1954-2-18 1 Tehama Plum Creek rd six mi e Payne Creek; Lassen National Forest 975 Comment
  UC535015  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Tehama 4.5 mi se Shasta City (beside hwy to McCloud) 1219 Comment
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Jul 9 2013
  UC674744  Arctostaphylos patula Vernon Bailey 1899-9-25 Tehama above Government Flat; South Yolla Bolly Mountain 1950 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
  CHSC29522  Arctostaphylos viscida Dibble; Griggs 1979-8-16 175 Tehama Near Round Mountain, close to the town of Paskenta. On the middle third of a ridge system. 1219 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
  UCD112253  Arctostaphylos viscida subsp. pulchella Christopher Mallek 2008-5-7 RR4- 10 Tehama Raglin Ridge. 927 Comment
  RSA782334  Arctostaphylos viscida subsp. viscida R. W. Spjut 2008-3-13 16222 Tehama Sacramento Valley-Sierra Foothill Woodland. BLM: along Laynes Valley Road S of Manton, about 25 miles E of Hwy. 99 and just N off Hwy. 36 524 Comment
  SBBG128038  Arctostaphylos viscida subsp. viscida L. Ahart, J. Dittes 2010-7-17 16877 Tehama just S of the gate, ca. 40 yards E of the barn, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 829 Comment
  UC1609209  Arenaria congesta var. crassula Vernon H. Oswald and Lowell Ahart 1993-9-2 5900 Tehama ca 20 mi (air) NW Paskenta (Ridge running E. from Mt. Linn); South Yolla Bolly Mtns., Mt. Linn 2346 Comment
  CHSC61415  Arenaria kingii var. glabrescens Vernon H. Oswald; Lowell Ahart 1993-8-18 5822 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. Growing on slope approaching the scree slope below the summit ridge of the mountain. 2383 Comment
  CHSC41033  Aristida oligantha Pauleen Broyles 1982-7-27 811 Tehama The Nature Conservancy Vina Plains Preserve. S of Lassen Road. 66 Comment
  CHSC78951  Aristida ternipes var. hamulosa Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC64337  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, on outcropping of basalt just s of the borrow pit. 219 Comment
  POM25186  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama Along the Mineral-Mt Lassen Hwy near the jct with the old road. 1829 Comment
  RSA31740  Arnica dealbata A. A. Heller 1937-7-21 15932 Tehama At Sulphur Works, Lassen Volcanic National Park. Comment
  UC998338  Arnica discoidea Milo S. Baker and H. K. Wagnon 1953-7-11 12833 Tehama 1.9 mi above, West Tehama County Whitlock Camp 1371 Comment
  UCD56019  Arrhenatherum elatius R. Tofsrud 1951-6-1 s.n. Tehama Anthony Peak, near Summit. Comment
  UCD56027  Arrhenatherum elatius R. Tofsrud 1951-6-1 13287 Tehama Annthony Peak, near Summit. Comment
  CHSC75347  Artemisia douglasiana Ben Myhre 1997-4-25 38 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mil west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC77528  Artemisia douglasiana Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA401672B  Asclepias cordifolia J. P. Smith 1979-6-24 10193 Tehama Shasta- Trinity National Forest. 1 mile from Stuart Gap on the road to Tedoc Gap. 1402 Comment
  SEINET10580345  Asclepias cordifolia H. M. Evans Evans s.n. 1922 Tehama Above Drakesbad, Lassen National Park 1920 Comment
  SJSU2530  Asclepias eriocarpa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  SEINET10741686  Asclepias eriocarpa Barbara J. Ertter, B. Olson 1991-7-5 Ertter 10302 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], about 15 airline miles WNW of Red Bluff. floodplain of Long Gulch 213 Comment
  CHSC78788  Asclepias fascicularis Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  RSA67258  Aster brickellioides Philip A. Munz 1951-7-25 16890 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CHSC56521  Aster radulinus Steven Triano 1988-9-18 253 Tehama Ca 75 ft E of Hwy 32 and 31.7 mi N of its jct with Hwy 99. 1219 Comment
  JEPS25395  Astragalus accidens var. hendersonii Rimo Bacigalupi with G. T. Robbins 1959-4-21 7009 Tehama 0.9 mi w Paynes Creek (along State Highway 36); w of Paynes Creek 557 Comment
  UC1142473  Astragalus accidens var. hendersonii R. C. Barneby, J. T. Howell 1954-5-14 11486 Tehama Paynes Creek 548 Comment
  JEPS96701  Astragalus clevelandii Dean W. Taylor 1997-7-17 16130 Tehama Toomes Camp Road (Forest Road M2) 8 road miles West from Paskenta, vicinity of Beehive Flat 685 Comment
  CAS-BOT-BC186839  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2 1/2 mi. e. of Paynes Creek 624 Comment
  CHSC43098  Astragalus gambelianus Pauleen Broyes 1985-4-11 941 B Tehama The Nature Conservancy Vina Plains Preserve. SE of 'safe' pool in 'safe' pasture. Comment
  CHSC65791  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1996-4-8 7324 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a high bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 103 Comment
  CAS-BOT-BC186838  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1934-4-22 1867 Tehama 4 miles e. of Payne's Creek Comment
  CHSC40603  Astragalus pauperculus J. D. Jokerst 1983-5-10 1744 Tehama Top of the small bluff that is the south bank of Zimmershed Creek where its direction of flow changes from south to west. 103 Comment
  JEPS88621  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-4 1488 Tehama 21 air km ne Red Bluff (on plain nw of Dales, ca 2.0 air km nnw of confluence of Paynes Creek and De Haven Gulch drainage, just e of gas pipeline intersection station); nw of Dales, nnw Paynes Creek and De Haven Gulch drainage co 201 Comment
  CHSC118209  Astragalus pauperculus Tim Kask 2016-4-1 256 Tehama Antelope Creek drainage, McClure Trail, 0.5 mi from top of trail, on side of trail. UTM 10T 0598851/4458647. Comment
  SFV8495  Astragalus purshii var. tinctus J. M. Tucker, L. K. Mann 1959-7-19 3551 Tehama North Coast Ranges South Yolly Bolly Mountain, about 0.5 miles east of summit. 2287 Comment
  CHSC76517  Astragalus rattanii var. jepsonianus Heidi West; Caroline Warren 1998-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  HSC81949  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4884 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS81098  Astragalus whitneyi var. siskiyouensis J. P. Smith and T. W. Nelson 1978-7-22 10022 Tehama Tedoc Mtn. Yolla Bolly Quad., , Tedoc Mtn (Shasta-Trinity National Forest) 1613 Comment
  JEPS75778  Astragalus whitneyi var. siskiyouensis Todd and Virginia Keeler-Wolf 1971-6-21 235 Tehama about 1/2 mi w South Yolla Bolly Mountains; w of South Yolla Bolly Mountains 2133 Comment
  CAS-BOT-BC66028  Athyrium filix-femina var. cyclosorum C. R. Quick 1953-8-5 53 -101 Tehama ca. 4 mi. w. of Mineral 1310 Comment
  CHSC48283  Atriplex heterosperma Vernon Oswald 1987-9-8 3235 Tehama Hwy 36 at Morgan Summit, near the Lassen Park turn-off. 1752 Comment
  JEPS95693  Avena barbata Vernon H. Oswald and L. Ahart 1995-4-3 6593 Tehama ca. 2 mi n of Dales Station; Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  JEPS97252  Avena fatua Vernon H. Oswald and L. Ahart 1995-4-17 6676 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CAS-BOT-BC98215  Baccharis salicifolia J. D. Coffman 1923-10-28 848 Tehama Paskenta 30 Comment
  CHSC88955  Baccharis salicifolia Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  CHSC60179  Balsamorhiza deltoidea Bob Garamendi 1974-5-11 52 Tehama Mill Creek and Deer Creek Study Area. 200 yds S from Bucks Flat Rd. on Deligreen Jeep Trail. 853 Comment
  OBI59214  Balsamorhiza hookeri Beth Corbin, Kim Earll, Linnea Hanson, Lawrence Janeway, Glenn Clifton, Mary lou Mini 1995-5-16 770 Tehama Lassen Natl forest, Almanor Ranger District. Devils Parade Groudn quad T26N, R2E, NW 1/4 of SE 1/4 sec 34. Ishi Wilderness; at Graham Pinery, about 2 mi NNW of Campbellville 847 Comment
  CAS-BOT-BC16358  Barbarea orthoceras John Thomas Howell 1960-8-20 36225 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  CHSC21471  Barbarea orthoceras M. S. Taylor 1975-7-17 857 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  CHSC90572  Barbarea orthoceras Doug Burcombe 1988-4-3 8 Tehama 50 m E of Black Butte lake dam and 20 m N of Stoney Creek between dam and Hwy. 32. 70 Comment
  CHSC14129  Berberis aquifolium var. dictyota L. V. Ritter 1969-4-19 190 Tehama E side of Forward Rd., 1 Mi. ne of Manton. Comment
  JEPS21865  Berberis aquifolium var. dictyota Annette Waters 1958-4-20 246 Tehama 8.6 mi e Paynes Creek (on CA Hwy 36) 914 Comment
  UC726583  Berberis aquifolium var. dictyota A. A. Heller 1918-4-28 Tehama Bennett Spring Comment
  HSC81955  Berberis aquifolium var. repens Thomas W. Nelson, Jane Nelson 1979-6-25 4896 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  CHSC55183  Blennosperma nanum var. nanum L. P. Janeway 1991-3-28 3862 Tehama Battle Creek Wildlife Area. Just south and above Battle Creek; 11/3 mi east of the Sacramento River. 175 Comment
  CHSC65659  Blennosperma nanum var. nanum Vernon H. Oswald 1996-3-20 7247 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley, Corning. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. 106 Comment
  UC1010354  Boechera breweri subsp. breweri Keith Wagnon 1953-5-10 12641 Tehama between 6 to 7 mi past Paskenta Comment
  UCD114349  Boechera howellii J. M. Tucker; L. K. Mann 1959-7-19 3542 Tehama At summit, South Yolla Bolly Mountain. 2465 Comment
  CAS-BOT-BC14419  Boechera platysperma John Thomas Howell 1960-8-19 36162 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2682 Comment
  CHSC90436  Boechera platysperma Niall McCarten; Roxanne Bittman 1986-6-15 5437 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. South side of Forest Rd. 25N29. 2011 Comment
  CAS-BOT-BC14417  Boechera platysperma P. A. Munz 1951-7-18 16637 Tehama Line of Tehama - Trinity County. North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak. 1981 Comment
  CAS-BOT-BC25912  Boechera suffrutescens P. A. Munz 1951-7-18 16636 Tehama North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak, line of Tehama Trinity counties. 1981 Comment
  RSA166338  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  UC1751237  Botrychium crenulatum Timothy B. Devine 1985-7-7 840 b Tehama beside Willow Creek 1 mi S of jct with logging road 1.5 mi N of jct with Colby Mt. Road 1645 Comment
  JEPS113159  Brachypodium distachyon Lowell Ahart 2007-5-8 13747 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS118027  Brachypodium distachyon Lowell Ahart, John Dittes 2011-6-9 17466 Tehama On gravel bar on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS122052  Brachypodium distachyon Lowell Ahart, John Dittes 2014-5-17 19504 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CDA3631  Brassica juncea Agricultural Commissioner 1969-12-4 Tehama 0 Comment
  CHSC78597  Brickellia californica J. Marr; C. Warren, H. West 1998-8-27 Tehama West of Red Bluff, vicinity of Red Bank Creek. 283 Comment
  CHSC26679  Brickellia grandiflora M. S. Taylor 1977-8-17 1476 Tehama Ca. 1/2 mi N of Old Humboldt Rd, ca. 3 mi E of its jct with Scotts John Rd, N of Jonesville. 1981 Comment
  CAS-BOT-BC127684  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat Comment
  CAS-BOT-BC127687  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat Comment
  CHSC88914  Briza minor Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road, in ditchbank. UTM: 10 0591017 E, 4451392 N. 473 Comment
  UCD77177  Brodiaea Robert E. Preston 2000-5-26 1351 Tehama Hog Lake. 265 Comment
  UCD139107  Brodiaea californica Robert E. Preston 2003-5-31 2153 Tehama ca. 5.8 miles SE of Cottonwood, along Jellys Ferry Rd. 74 Comment
  CAS-BOT-BC482201  Brodiaea californica subsp. californica Lillian Henningsen 1978-4-23 s.n. Tehama East of Red Bluff on Hogback Road Comment
  RSA114083  Brodiaea californica var. californica Rimo C. Bacigalupi, Lincoln Constance, Reid V. Moran, R. D. Rodriguez, Sherwin Carlquist 1951-6-12 3366 Tehama Along State Hwy 36, 14 miles W of its junction with US Hwy 99 (just N of Red Bluff Jct). 244 Comment
  CHSC52362  Brodiaea coronaria Pauleen Broyles 1987-4-29 1021 Tehama Betweem the barn and Sheep Camp Ditch. The Nature Conservany Vina Plains Preserve. Comment
  UCD148225  Brodiaea coronaria Robert E. Preston 2007-5-11 2488 Tehama 5.8 mi NW of Corning, ca. 0.4 mi S of Gyle Rd. 108 Comment
  UCD77150  Brodiaea coronaria Robert E. Preston 2003-5-31 2151 Tehama Ca. 9 mi NE of Red Bluff, on margins of Hog Lake 265 Comment
  UCD77151  Brodiaea coronaria Robert E. Preston 2003-5-18 2141 Tehama Ca. 2.9 mi ESE of Vina, on S side of Lassen Rd 64 Comment
  CHSC80706  Brodiaea coronaria subsp. coronaria Lowell Ahart 2001-6-8 8796 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC66021  Brodiaea minor Vernon H. Oswald; Lowell Ahart 1996-4-29 7493 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 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
  UCD77144  Brodiaea minor Robert E. Preston 2003-5-18 2135 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 96 Comment
  UCD77207  Brodiaea minor Robert E. Preston 2004-4-30 2229 Tehama Ca. 5.5 mi SW of Red Bluff, along Paskenta Rd, 0.25 mi N of Coyote Creek. 111 Comment
  UCR152063  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  CHSC66060  Bromus carinatus var. carinatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7524 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at this location. 124 Comment
  UCD58482  Bromus commutatus A. A. Beetle 1942-5-19 3280 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  UCD59482  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles N of Red Bluff. Comment
  CHSC20334  Bromus hordeaceus Larry Berti 1969-4-21 45 Tehama North face of Antelope Creek Canyon. Ca. 12 mi w of Red Bluff. From the dam to ca. 3 mi upstream from dam. 213 Comment
  JEPS69202  Bromus hordeaceus W. L. Jepson 1899-4-25 Tehama Stivers Ranch, in the Cottonwood and its tributaries Stivers Ranch Comment
  JEPS88303  Bromus hordeaceus Vernon H. Oswald and Lowell Ahart 1996-5-20 7600 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  SEINET4343718 Image available Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi south of Ball Rock, 1 mi southeast of Cold Spring Forest Station, ca 30 airmiles west of Corning 1890 Comment
  CHSC108654  Bromus laevipes B. Castro; L. P. Janeway 2000-6-15 1299 A Tehama Inner North Coast Ranges. Ca 7.1 mi w of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  SEINET11688650  Bromus madritensis Unknown 1982-1 597 Tehama Nature Conservancy Vina Plains Preserve, ca 1 km E of Hwy 99 Comment
  CHSC66061  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1996-5-6 7508 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC66062  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1996-5-6 7509 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  RSA93472  Bromus rubens Keith Wagnon 1953-4-26 12546 Tehama Along County road, 5 to 6 miles West of Paskenta at an elevation of 300 to 400 ft above Paskenta Comment
  UCD80534  Bromus sterilis CNPS SN Foothill Team 2005-5-11 SNFN 0258 b Tehama TNC Dye Creek Preserve, immediately south of Dye Creek Proper, about 1/3 mile past the confluence below a large bluff. To access, take trail running north of Dye Creek from headquarters about 2 miles, then continue along south fork of canyon. 169 Comment
  UC1112867  Bromus suksdorfii Douglas Barbe 1955-7-16 181 Tehama leading to summit of South Yolla Bolly (Mount Linn), West Tehama County South Yolla Bolly 2286 Comment
  CHSC88524  Bromus tectorum Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC96688  Bromus tectorum Lowell Ahart 2007-5-8 13749 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
  UCD59953  Bromus tectorum A. A. Beetle 1944-5-22 3010 Tehama Button Canyon near Beegum. Comment
  RSA639005  Caesalpinia gilliesii Michael A. Vincent 1999-6-6 8513 Tehama Roadside along CA Rt. 99, 1 mile north of Los Molinos. 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
  JEPS97008  Calandrinia ciliata Vernon H. Oswald and L. Ahart 1994-3-8 5980 Tehama T23N R7W NE corner Sec. 22, 1000 ft, Foothill Woodland. Round Valley Rd. at the E boundary of Mendocino National Forest, ca. 5 mi SW of Paskenta. In moist soil near a drainage in a grassy opening in blue oak woodland. 304 Comment
  SJSU5597  Calandrinia ciliata J. W. Tilden 1960-6-26 1474 Tehama Wilson L 1524 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
  RSA261565  Callitriche hermaphroditica Richard Yeo 1970-2-5 5534 Tehama In Corning Canal, 1 1/4 miles downstream from pumping plant, in vicinity of Red Bluff. Comment
  CHSC40707  Callitriche heterophylla var. bolanderi Pauleen Broyles 1982-4-15 422 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC78823  Callitriche marginata Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC79973  Callitriche marginata L. P. Janeway; B. Castro 2000-4-5 6659 Tehama Vicinity of Rice Creek, west of Hwy I-5. 109 Comment
  CHSC88550  Callitriche marginata Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UCD139611  Calochortus A. A. Beetle 1942-5-18 3310 Tehama Rt. 36 east of Red Bluff, near Dales. 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
  CHSC77627  Calochortus amabilis B. Castro; L. Janeway 1999-5-18 893 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch. Near Red Bank Creek. 292 Comment
  CHSC40843  Calochortus luteus Pauleen Broyles 1982-5-12 575 Tehama Along Sheep Camp Ditch. The Nature Conservancy Vinal Plains Preserve. 66 Comment
  CHSC66022  Calochortus luteus Vernon H. Oswald; Lowell Ahart 1996-4-29 7492 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 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
  SEINET7073577  Calochortus luteus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  RSA125981  Calochortus luteus E. K. Balls 1957-5-24 22536 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  RSA125982  Calochortus luteus E. K. Balls 1957-5-24 22535 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  JEPS17760  Calochortus minimus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  SEINET10528678  Calochortus monophyllus David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17962 Tehama 13 miles w of mineral on calif. Hwy. 36; On 60 degrees e-facing slope Comment
  UC1052830  Calochortus superbus J. I. Mallory 1956-5-27 135 Tehama 3 mi ssw Baker Fire Control Station; Quad. 31-D1 256 Comment
  UCR11253  Calochortus superbus Wm. Horn Jr. 1967-5-28 670528- 5 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  CAS-BOT-BC493967  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UC1618164  Calochortus tolmiei Barbara Ertter, Brad Olson 1993-5-15 11766 Tehama ca 6 air mi sw Paskenta (Round Valley Road (M-4), sw Tehama County); Mendocino National Forest 609 Comment
  CAS-BOT-BC494345  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  HSC15382  Calochortus tolmiei Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  SEINET8253673  Calochortus tolmiei Frank Callahan 1995-5-21 Tehama Colyear Springs Rd. to Ball Rock Rd. 495 Comment
  JEPS105871  Calochortus uniflorus Lowell Ahart 2004-4-29 10799 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  JEPS105984  Calochortus uniflorus Lowell Ahart 2004-4-29 10799 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  CHSC113001  Calycadenia ciliosa Lowell Ahart 2013-8-2 18999 Tehama On the west side of Burris Creek, on the south side of the poor dirt road crossing of Burris Creek, north of Burris Creek Bridge on Morrison Bryant Road at Black Butte Lake, about 14 miles (air) northwest of Orland. 138 Comment
  CHSC79947  Calycadenia ciliosa L. P. Janeway; B. Castro 2000-6-19 6807 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 313 Comment
  JEPS121171  Calycadenia ciliosa Lowell Ahart 2013-8-2 18999 Tehama W 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
  RSA739697  Calycadenia ciliosa John Dittes 2003-6-28 2003 -70 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8) 61 Comment
  CDA13788  Calycadenia fremontii G. F. Hrusa 1996-8-17 13513 Tehama Sacramento Valley; of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  SEINET3863986  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.; 0 503 Comment
  CAS-BOT-BC273397  Calycadenia fremontii R. L. Carr 1978-7-9 2022 (1978) Tehama E of Red Bluff, along S side of Hwy 36, 4.5 mi NE of Jct with Hwy 99 168 Comment
  UCD129766  Calycadenia fremontii R. L. Carr 1978-7-7 2117 Tehama Los Molinos, 300 yards south of road between Los Molinos and Tehama, Sacramento River. 64 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
  CDA10578  Calycadenia pauciflora L. Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC87900  Calycadenia pauciflora Lowell Ahart 2004-6-11 11015 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  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
  JEPS3560  Calycadenia pauciflora Milo S. Baker and H. K. Wagnon 1953-6-20 12743 Tehama w of Paskenta; West Tehama Co. Comment
  JEPS94646  Calycadenia pauciflora Vernon Oswald and Lowell Ahart 1997-7-7 8662 Tehama on Pettyjohn Rd. (Forest Rd. 35 = 28N35) 0.4 mi e Trinity NF boundary (ca 42 mi w of Red Bluff) 853 Comment
  JEPS94966  Calycadenia pauciflora Vernon Oswald and Lowell Ahart 1997-7-7 8662 Tehama Ca. 42 mi w of Red Bluff (on Pettyjohn Road (Forest Road 35 = 28N35) 0.4 mi e of the Trinity National Forest boundary); Pettyjohn Road 853 Comment
  JEPS3561  Calycadenia pauciflora Milo S. Baker and H. K. Wagnon 1953-7-12 12908 Tehama w of Paskenta 457 Comment
  UCD129851  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles west of Highway A5 on Highway 36, top of road cut. 167 Comment
  UCD129852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Highway 36 on Tedoc Road. 426 Comment
  UCD129856  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road. 365 Comment
  UCD129864  Calycadenia pauciflora R. L. Carr 1978-7-6 2109 Tehama 0.1 mile south of Highway 36 on Ted Rd, 2 miles southeast of Beegum (Shasta Co. Line). 549 Comment
  UCD129889  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road. 685 Comment
  CHSC94365  Calyptridium monospermum Lowell Ahart 2006-7-19 13013 Tehama Open meadow area west of the dirt road, just east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  UC1001313  Calyptridium monospermum Louise Kellogg 1952-7-14 39 Tehama on Boswell Ridge directly s of South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC1949335  Calyptridium monospermum Barbara Ertter with Brad Olson 1991-7-4 10279 Tehama ca 1-1/2 mi up Williams Camp Rd (24N05) from Ball Rock / Toomes Camp Rd (M2), ca 3 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  JEPS14628  Calyptridium quadripetalum Helen K. Sharsmith 1954-6-24 Tehama leading to Eagle Peak (one mi below summit, Mendocino National Forest); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UC725687  Calyptridium umbellatum A. A. Heller 1937-6-26 15349 Tehama between Childs Meadows and the junction with Deer Creek Road (along State Highway #36) 1463 Comment
  CHSC95068  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8707 Tehama High Cascade Range. North slope ridge off the norther tip of Cohasset Ridge, about 1.0 km southeast of Devils Den. 1170 Comment
  HSC96688  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8711 Tehama High Cascade Range. Along Cohasset Rd. 1.2 road km. and 0.4 air km. NE of upper northern tip of Cohasset Ridge. 1109 Comment
  CHSC34974  Calystegia malacophylla subsp. malacophylla R. A. Schlising 1975-6-21 3170 Tehama Highway 32, 15.0 mi S of jct with Highwy 36. 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
  UC2031425  Calystegia occidentalis subsp. occidentalis Barbara Ertter with Brad Olson 1993-5-15 11768 Tehama Mendocino National Forest, SW Tehama Co.: Round Valley Road (M-4) ca 6 air miles SW of Paskenta Comment
  CHSC48300  Calystegia occidentalis subsp. occidentalis Vernon Oswald 1986-6-23 2150 Tehama M2 (23N01) aat Whiskey Saddle, 15.7 mi w of Paskenta. 1458 Comment
  CHSC48301  Calystegia occidentalis subsp. occidentalis Vernon Oswald 1984-6-19 1302 Tehama Windy Cut lookout on Hwy 32, 11.4 mi n of the Tehama-Butte County line. 1121 Comment
  RSA699639  Camissonia contorta D. W. Taylor 1995-4-25 14851 Tehama Hamp Creek, 0.3 miles west of Ponderosa Way Comment
  JEPS113308  Campanula prenanthoides L. P. Janeway 2006-6-25 8713 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. Comment
  CHSC64384  Capsella bursa-pastoris Vernon H. Oswald; Lowell Ahart 1995-3-6 6500 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
  CHSC57355  Cardamine oligosperma S. R. Mitchelson 1987-4-12 7 Tehama Ca 25 m e of jct of N. Fork of Antelope Creek and Deadhorse Creek. Along creeks. 936 Comment
  CHSC65660  Cardamine oligosperma Vernon H. Oswald 1996-3-20 7236 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. SE corner of the parcel ca. 0.9 mi S of Gyle Rd., ca. 0.9 mi E of the dirt lane along the W side of the preserve. 99 Comment
  CHSC96685  Carduus pycnocephalus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13833 Tehama About 120 feet west of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  CHSC82137  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  SEINET10587464  Carex angustata David Castaner 1984-5-28 Castaner 8063 B Tehama Gurnsey Creek. Along Highway 36. Comment
  JEPS97362  Carex aurea Vernon H. Oswald and L. Ahart 1995-7-17 7088 Tehama T29N R4E SW1/4 SE1/4 Sec. 20, 5160 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral 1572 Comment
  JEPS63511  Carex barbarae W. L. Jepson 1938-6-10 18972 Tehama Coyote Creek, 6 miles south of Red Bluff 91 Comment
  CDA33047  Carex bolanderi L. P. Janeway, B. Castro 2000-6-11 6796 Tehama High North Coast Ranges.; Twin springs; north side of Raglin Ridge along Raglin Road Comment
  CHSC65352  Carex bolanderi Lowell Ahart 1995-10-3 7661 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
  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
  UC1950430  Carex bolanderi Barbara Ertter 1991-7-4 10246 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
  CAS-BOT-BC19644  Carex brainerdii John Thomas Howell 1960-8-18 36016 Tehama Near Lassen Volcanic National Park. Morgan Summit. 1752 Comment
  SEINET7552656 Image available Carex brainerdii L. P. Janeway, B. Castro 2004-1 8129 Tehama Onion Butte 7.5' quad; High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CAS-BOT-BC34085  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2438 Comment
  JEPS110311  Carex capitata Lowell Ahart 2006-7-19 13051 Tehama In the center of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  SEINET7556567 Image available Carex deflexa var. boottii Nir L. Gil 1993-5-25 471 Tehama Lassen National Forest, 1.9 mi E of jct, Ca Hwy 36 & Forest Rd 17, E of Mineral, ca 3 mi ENE of Mineral. Comment
  SEINET7557851 Image available Carex echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  CHSC115845  Carex echinata subsp. echinata Lowell Ahart; John Dittes 2015-8-6 20505 Tehama West edge of the bog, on the south side of the small stream, east of the camping area, west side of Child's Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  RSA201294  Carex echinata subsp. echinata J. T. Howell 1961-6-20 36579 Tehama Bluff Falls. 1982 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
  CHSC76845  Carex fracta L. P. Janeway; B. Castro 1999-8-22 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  CHSC78725  Carex fracta L. P. Janeway; B. Castro 2000-6-11 6798 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge, along Raglin Road. 1207 Comment
  SEINET4231859 Image available Carex fracta Unknown 2009-1 9872 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. Comment
  UC1950432  Carex fracta Barbara Ertter with Brad Olson 1991-7-4 10243 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
  CHSC101456  Carex helleri L. P. Janeway 2009-7-26 9865 Tehama High Cascade Range. Low on the northeast slope of Ski Heil Peak. 2682 Comment
  CHSC118382  Carex hoodii Tim Kask 2016-6-15 273 Tehama In wetland area of Sugarpine Trail area near Mineral. 10T 0622387/4471318 Comment
  CHSC94219  Carex integra Lowell Ahart 2006-7-11 12945 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
  SEINET3902355  Carex integra Barbara Ertter, Brad Olson 1991-7-6 10416 Tehama Rocky Cabin meadow about 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, about 30 airmiles W of Corning.; 0 1890 Comment
  CAS-BOT-BC7570  Carex integra Clare R. Wheeler 1983-7-14 3535 Tehama In vernal meadow at Hell's Half Acre along USFS 20N02. 1951 Comment
  CAS-BOT-BC376139  Carex klamathensis Barbara L. Wilson; Richard Brainerd 2003-6-20 10951 Tehama Pepperwood Spring, in private property just east of the Mendocino National Forest 899 Comment
  SEINET3902968  Carex lenticularis Louise Kellogg 1952-7-9 12 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 Comment
  RSA66384  Carex lenticularis var. impressa Phillip A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  HSC82164  Carex lenticularis var. lipocarpa Thomas W. Nelson, Jane Nelson 1979-6-25 4920 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC31620  Carex luzulina var. luzulina Philip Alexander Munz 1951-7-25 16896 Tehama Square Lake, N base of South Yolla Bolly Mt. 2133 Comment
  CHSC80702  Carex multicaulis Lowell Ahart 2001-6-16 8869 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS63579  Carex multicaulis W. L. Jepson 1927-6-20 12261 Tehama travelling easterly about 1 mi below summit of Battle Creek grade Comment
  SEINET10587564  Carex multicaulis Vernon H. Oswald, Lowell Ahart 2001-5-7 Oswald 10004 Tehama T26N R3E SE1/4 SE1/4 Sect. 22. Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1326 Comment
  UC1950431  Carex multicaulis Barbara Ertter with Brad Olson 1991-7-4 10234 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
  UCD80253  Carex multicaulis CNPS SN Foothill Team 2005-6-30 SNNR 0452 a Tehama USFS Lassen National Forest - Ishi Wilderness. 1000 Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  CHSC53528  Carex multicostata K. R. Stern 1986-5-21 8277 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC76533  Carex nudata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  JEPS88461  Carex nudata Vernon H. Oswald and Lowell Ahart 1996-3-25 7260 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne corner, along edge of creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 152 Comment
  CDA33123  Carex nudata H. H. Keifer 1962-9-12 Tehama Mineral. 0 Comment
  HSC1768  Carex nudata Larry Barti 1969-3-22 62 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  UC2015890  Carex pachystachya Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4423 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Comment
  SEINET7570922 Image available Carex pellita Lowell Ahart 2006-7-25 13072 Tehama About 40 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. 1565 Comment
  CHSC109972  Carex serratodens Peter F. Zika; Julie Nelson 2011-7-5 25525 Tehama Forest Road 45, W side of Rat Trap Ridge, 3.5 air miles ENE of Black Rock Lake. North Coast Range Highlands (NCoRH). 1660 Comment
  JEPS102680  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  HSC70008  Carex serratodens Thomas W. Nelson, Jane P. Nelson 1978-7-21 4447 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap 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
  UCD140894  Carex straminiformis John Thomas Howell 1960-8-19 36151 Tehama Brokeoff Mountain Trail. Lassen Volcanic National Park. 2682 Comment
  HSC82150  Carex straminiformis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4918 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC115821  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9808 Tehama Government Flat. Comment
  CHSC102686  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16334 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  SEINET8573681 Image available Carex subfusca Unknown 2009-1 24609 Tehama Comment
  CAS-BOT-BC115823  Carex subfusca W. B. Cooke; V. G. Cooke 1976-10-1 52774 Tehama Mineral Ranger Station, Lassen National Forest, Mineral. 1524 Comment
  JEPS97359  Carex vulpinoidea Vernon H. Oswald and L. Ahart 1995-7-31 7162 Tehama T29N R1W NW1/4 Sec. 5, 1100 ft, Cascade Range Foothills, Blue Oak Woodland. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). Tufted sedge 335 Comment
  SD243230  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama Cascade Range Foothills; SE side of A6, at Morgan Creek culvert. 330 Comment
  UCD81313  Castilleja affinis CNPS SN Foothill Team 2005-5-19 SNNR 0201 b Tehama TNC Dye Creek Preserve, above the lower reach of Kingsley Gulch. 185 Comment
  CAS-BOT-BC249600  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1938-7-1 s.n. Tehama Between Chester and Chico 1280 Comment
  JEPS22416  Castilleja applegatei subsp. pinetorum Hugh Dearing and Margaret Dearing 1938-6-22 2071 Tehama Potato Patch Camp 1080 Comment
Read comments
May 26 2016
  RSA123786  Castilleja applegatei subsp. pinetorum G. D. Barbe 1955-7-16 168 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 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
  JEPS3811  Castilleja arachnoidea Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. Lassen National Park 2865 Comment
  CHSC65934  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-15 7361 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC88852  Castilleja attenuata A. Peterson 2003-4-17 40 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  JEPS94161  Castilleja attenuata Vernon Oswald and Lowell Ahart 1998-4-21 8926 Tehama Round Valley Rd. (M4) w. Paskenta (2.1 mi. w. of Newville Rd.); Inner N. Coast Ranges 304 Comment
  CHSC33367  Castilleja exserta Steven Azevedo 1980-4-2 10 Tehama 2 1/2 mi. w of Flournoy, pasture on n side of road. 274 Comment
  CHSC102394  Castilleja lacera Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between S23 SE1/4 and S24 SW1/4. 1493 Comment
  CAS-BOT-BC251926  Castilleja lemmonii Blanche Clear 1940-7-24 s.n. Tehama Summit Lake. Lassen Volcanic Park Comment
  UC54609  Castilleja miniata H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4354 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  SBBG46161  Ceanothus cordulatus H. and M. Dearing 1938-7-23 2110 Tehama Deer Crk Comment
  UC452581  Ceanothus cordulatus W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  UC1052831  Ceanothus cuneatus var. cuneatus J. I. Mallory 1956-5-27 134 Tehama 3 mi sw Baker Fire Control Station; Quad. 31-D1 256 Comment
  UC1071079  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1936-6-8 978 Tehama Head of Nine Mile Creek. Paynes Creek quad. 1066 Comment
  CAS-BOT-BC50957  Ceanothus integerrimus C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral Comment
  CAS-BOT-BC50959  Ceanothus integerrimus Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-22 78 Tehama Hwy 36 at Beegum Gorge, ~40m from road 396 Comment
  JEPS42448  Ceanothus integerrimus Jos. Grinnell 1925-7-3 Tehama Mineral Turner Mt. 1828 Comment
  CHSC118383  Ceanothus integerrimus var. macrothyrsus Tim Kask 2015-5-21 253 Tehama Ridge above Judd Creek; Antelope Creek Watershed 10T 0600861/4459532 914 Comment
  SDSU10421  Ceanothus velutinus K. Dixon 1942-8-9 181 Tehama Colby Mtn. 1829 Comment
  SEINET8111627 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201515 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111637 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201501 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111642 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201512 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CDA38374  Centaurium tenuiflorum L. Ahart, John Dittes 2003-6-11 10243 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CAS-BOT-BC443967  Centaurium tenuiflorum C. Rose Broome 1978-8-4 2320 Tehama Bowman Road, 7 mi. W of Jct. With *-5, on N side of road Comment
  UC1980596  Centaurium tenuiflorum C. Rose Broome 1978-8-4 2320 Tehama Bowman Road, 7 mi W of Junction with 5, on N side of road along creek banks. Comment
  JEPS99026  Centaurium trichanthum Vernon H. Oswald and Lowell Ahart 1998-10-27 9678 Tehama W of Paskenta (Nomalaki Trail at first small drainage beween Mud Flat Road and China Gulch) 609 Comment
  JEPS97354  Centaurium venustum Vernon H. Oswald and L. Ahart 1995-7-31 7155 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  CHSC101624  Cephalanthera austiniae David W. Isle 1992-9-3 1635 Tehama Mendocino National Forest. Go W on M4 (Log Springs Rd 23N69.2) to 5000 feet (T23N, R09W, NW cor. Sec. 22) at 23N02.5 Jct. Continue NW up M4 about 1.45 mi. to 23N69L jct (0.2 mi E of Lightning Sp. Tr. jct). On 23N69L. MDB and M. 1645 Comment
  CHSC66577  Cephalanthus occidentalis var. californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7690 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff . Near the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC64389  Cerastium glomeratum Vernon H. Oswald; Lowell Ahart 1995-3-6 6512 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just e of Pool 12 in the northern cluster of vernal pools. 207 Comment
  CHSC7121  Cerastium glomeratum E. L. Williams 1969-4-1 7 Tehama Near mail box of I.W. Williams, ca. 1 mi on Evergreen Road, off Bowman Road. 137 Comment
  CHSC88813  Cercis occidentalis Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  JEPS97451  Cercis occidentalis Vernon H. Oswald and L. Ahart 1995-3-6 6503 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  RSA21600  Cercis occidentalis Carl B. Wolf 1937-9-14 3092 Tehama Summit of grade from Weaverville to Junction City. 1067 Comment
  UCSB63864  Cercis occidentalis Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama BLM parcel along Hwy. 36, NE of Red Bluff; T28N R3W SE1/4 SE1/4 Sect. 15; Cascade Range Foothills; at the end of the gravel road running westward from the parking lot on Hwy. 36 106 Comment
  JEPS81105  Cercocarpus betuloides var. betuloides J. P. Smith and T. W. Nelson 1978-7-22 10046 Tehama Shasta-Trinity National Forest 1280 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
  JEPS89456  Chaenactis douglasii Dean W. Taylor 1972-6-17 1502 Tehama Mount Tedoc 1371 Comment
  CHSC64940  Chaenactis douglasii var. douglasii Vernon H. Oswald; Lowell Ahart 1995-7-12 7025 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  HSC70129  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1978-7-22 4454 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  HSC75051  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1978-7-22 10040 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  UC1037366  Chaenactis douglasii var. douglasii Douglas Barbe 1955-7-16 166 Tehama w of Paskenta (Oven Lid, w Tehama County); Mendocino National Forest, Oven Lid 1920 Comment
  CAS-BOT-BC276495  Chaenactis douglasii var. douglasii H. F. Copeland 1920-7-7 86 Tehama On Butt Mountain 1828 Comment
  CHSC68574  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald; Lowell Ahart 1997-5-14 8454 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. Roadside bank. 725 Comment
  CAS-BOT-BC277784  Chaenactis nevadensis John Thomas Howell 1960-8-19 36161 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  CHSC52650  Chamaesyce hooveri R. D. Stone 1986-8-24 806 Tehama Central Valley. TNC Vina Plains Preserve, N pasture 0.5 miles S of Lassen Road and 1.6 miles ESE of its intersection with Highway 99. Vernal pool. 67 Comment
  CHSC52651  Chamaesyce hooveri R. D. Stone; R. E. Buck 1987-8-3 830 Tehama Central Valley. Vina Plains, 1.9 miles SSW of the intersection of Highway 99 and Rowles Road, 0.2 miles N of the Tehama-Butte county line. Vernal pool. 57 Comment
  UC596013  Chamaesyce hooveri R. F. Hoover 1938-8-2 3722 Tehama 4 mi se Vina Comment
  CHSC77332  Chamaesyce maculata L. P. Janeway; B. Castro 1999-6-21 6476 Tehama Along South Fork Cottonwood Creek between. 329 Comment
  HSC95428  Chamaesyce maculata L. Ahart, John Dittes 2003-9-17 10576 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  JEPS8324  Chamaesyce maculata Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3364 Tehama 9 mi w junction of State Hwy 36 and U.S. Hwy 99 (10.5 mi wnw of Red Bluff) Comment
  UC1731140  Chamaesyce maculata Dean W. Taylor 1993-10-17 14081 Tehama 3 mi S of Paskenta; Williams Butte 213 Comment
  UC1731141  Chamaesyce maculata Dean W. Taylor 1993-10-17 14081 Tehama 3 mi S of Paskenta; Williams Butte 213 Comment
  UC1731142  Chamaesyce maculata Dean W. Taylor 1993-10-17 14084 Tehama 4 mi sw of Paskenta; Round Valley Road; Round Valley Road 0.5 miles W from junction Newville Road (ca. 4 mi SW of Paskenta 274 Comment
  JEPS104120  Chamaesyce nutans Lowell Ahart 2003-9-17 10578 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
  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
  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
  RSA0118879  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-8-2 18983 Tehama 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
  CHSC86999  Chamaesyce serpillifolia subsp. serpillifolia Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  CHSC95196  Cheilanthes gracillima R. D. Fischer 2004-5-30 833 Tehama Sierra Nevada range, off Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. UTM: 10617775E, 4447032N. 879 Comment
  SEINET10867073  Cheilanthes gracillima Mary Susan Taylor 1979-4-22 Taylor 1977 Tehama T27N R3E sec 25. On bluffs overlooking Deer Creek, ca 2 mi SW (downstream) of Hwy 32, ca. 3 mi S of Potato Patch Campground; Yellow Pine Forest. 975 Comment
  CHSC59083  Chenopodium album Vernon H. Oswald 1992-8-19 5156 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 Comment
  JEPS105930  Chenopodium 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
  SEINET4558825  Chenopodium botrys Steven P. McLaughlin 1989-1 5682 A Tehama Along Highway 36, 7.5 miles west of Red Bluff 244 Comment
  CHSC70722  Chenopodium californicum Vernon Oswald 1998-3-6 8886 Tehama Inner North Coast Range. Black Butte Lake near the east end of Morrison Bryant Rd. 149 Comment
  CHSC70878  Chenopodium californicum Vernon Oswald; Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  CHSC81255  Chenopodium californicum Jenny Marr; Heidi West, Joyce Lacey-Rickert, Caroline Warren 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  CHSC61421  Chimaphila menziesii Vernon H. Oswald; Lowell Ahart 1993-8-18 5816 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the boundary of the park. 2151 Comment
  JEPS88262  Chlorogalum angustifolium Vernon H. Oswald and Lowell Ahart 1996-5-27 7647 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along pipeline ca. 0.1 mi. n. of s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CAS-BOT-BC498636  Chlorogalum angustifolium John Thomas Howell 1955-6-12 30308 Tehama 8.5 miles south of Corning Comment
  RSA49305  Chlorogalum angustifolium Philip A. Munz 1949-5-14 13199 Tehama 7 miles south of Corning Comment
  RSA795697  Chlorogalum pomeridianum var. minus Daniel Slakey, CNPS volunteers 2012-5-22 13 Tehama Mendocino National Forest; across the road from Salt Creek Conservation Camp. In the area sectioned off by a 360 degree curve in Round Valley Road. 434 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
  CHSC77776  Chorizanthe membranacea B. Castro; L. P. Janeway 1999-5-12 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 231 Comment
  CHSC96534  Chorizanthe membranacea Lowell Ahart 2007-5-8 13741 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
  CHSC45496  Chorizanthe polygonoides Lowell Ahart 1978-5-23 1742 Tehama Along the Hogsback Road, east of Red Bluff. 182 Comment
  CHSC46789  Chorizanthe polygonoides R. Schlising 1986-5-3 4482 Tehama Vina Plains Preserve, about 15 mi n of Chico on Hwy 99. 60 Comment
  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
  NY163237  Chrysopsis oregona var. compacta A. A. Heller 1922-10-15 13736 Tehama Near Newville Comment
  CAS-BOT-BC100784  Chrysothamnus viscidiflorus subsp. viscidiflorus Alice Eastwood 1912-8-22 1886 Tehama [Morgans] Morgan Springs, Lassen Butte Region Comment
  CHSC46207  Cicendia quadrangularis Pauleen Broyles 1984-3-31 934 Tehama The Nature Conservancy Vina Plains Preserve. Ca 100 m north of Hwy 99, on e side of access road in south pasture. 61 Comment
  CHSC65738  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1996-4-3 7290 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
  UCD18764  Cicendia quadrangularis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 57 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. Comment
  CHSC14103  Circaea alpina subsp. pacifica L. V. Ritter 1969-6-15 365 Tehama .4 mi. w of Soda Springs Campground. 200 yds. s of Highway 32. Comment
  RSA712898  Cirsium arvense David W. Isle, Mike VanDame 1999-8-11 1240 Tehama West end of Slanes Flat near cabin site 1643 Comment
  CHSC64941  Cirsium cymosum Vernon H. Oswald; Lowell Ahart 1995-7-12 7026 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CAS-BOT-BC278070  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  UC1619982  Cirsium occidentale var. venustum Barbara Ertter, Brad Olson 1991-7-6 10450 Tehama Toomes Camp Rd. (M22) 15.6 mi. from Paskenta (2.5 mi. e. Forest Glade/Three Prong junction, ca. 28 airmiles w. of Corning, e. side Tatham Ridge overlooking valley); Tatham Ridge 1432 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
  JEPS108937  Cirsium vulgare Lowell Ahart 2006-11-9 13255 Tehama Open 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
  CAS-BOT-BC438977  Cistanthe monosperma C. Hart Merriam No date on label s.n. Tehama S. Yolla Bolla [Bolly], top. Comment
  RSA113944  Cistanthe quadripetala H. K. Sharsmith 1954-6-24 4345 Tehama SW ridge leading to Eagle Peak, 1 mile below summit, Mendocino National Forest. 1067 Comment
  CHSC26304  Clarkia arcuata P. S. Deffenbaugh 1977-4-19 37 Tehama Mill Creek, 6 mi e of end of Third St, Los Molinos. On hillside ca. 350 yds s of dirt road. Comment
  CHSC80555  Clarkia arcuata Vernon H. Oswald; Lowell Ahart 2001-5-7 10023 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  CHSC92814  Clarkia arcuata John Dittes; Josephine Guardino 2005-5-11 1117 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CAS-BOT-BC164172  Clarkia concinna Milo S. Baker; H. K. Wagnon 1953-5-31 12706 Tehama Logging rd west of Paskenta above 6 mi. post Comment
  CHSC86540  Clarkia concinna subsp. concinna L. P. Janeway 2003-6-14 7835 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  JEPS94336  Clarkia gracilis subsp. albicaulis Vernon H. Oswald and Lowell Ahart 1997-5-14 8449 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  RSA0030658  Clarkia gracilis subsp. albicaulis Anthony Baniaga 2011-6-27 392 Tehama Lassen National Forest. Along 28N29, N. of Black Rock. 760 Comment
  CHSC13928  Clarkia gracilis subsp. gracilis P. Matthews 1968-4-28 13 Tehama Ca. 10.5 mi w of Cottonwood, ca. 6.5 mi w on Evergreen Rd, on e side of rd on bank. 73 Comment
  CHSC78876  Clarkia gracilis subsp. gracilis Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS105877  Clarkia gracilis subsp. gracilis Lowell Ahart 2004-4-29 10807 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  CHSC84658  Clarkia lassenensis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 347 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, S of trail split, on the W branch of the trail. 701 Comment
  CHSC41017  Clarkia purpurea Pauleen Broyles 1982-5-14 599 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  SEINET12194731  Clarkia purpurea Unknown 1982-1 599 Tehama The Nature Conservancy Vina Plains Preserve Comment
  JEPS118021  Clarkia purpurea subsp. quadrivulnera Lowell Ahart, John Dittes 2011-6-9 17440 Tehama Rio De Los Molinos Land Grant. About 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  JEPS122061  Clarkia purpurea subsp. quadrivulnera Lowell Ahart, John Dittes 2014-5-17 19505 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CAS-BOT-BC163416  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53459 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  RSA92955  Clarkia purpurea subsp. quadrivulnera Milo S. Baker, H. K. Wagnon 1953-5-31 12699 Tehama Roadside a mile or so east of Paskenta Comment
  CHSC63404  Clarkia rhomboidea Vernon H. Oswald 1994-6-11 6265 Tehama Tedoc Rd. (Forest Rd. 45) 5.2 mi S of Hwy. 36, 1.2 mi N of Pattymocus Lookout Rd., W of Red Bluff and S of Platina. On roadside banks. 1152 Comment
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Sep 28 2008
  UC1010381  Clarkia rhomboidea Milo S. Baker and H. K. Wagnon 1953-7-12 12905 Tehama above Whitlock Camp 1524 Comment
  UC1730245  Clarkia stellata L. P. Janeway 1995-6-25 4819 Tehama at western end of Deer Creek Meadows (N side of Hwy 32 1.15 mi W of junction with Hwy 36/89) 1394 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
  CHSC70837  Claytonia exigua subsp. exigua Vernon Oswald 1998-3-28 8892 Tehama Nomalaki Trail north of Mud Flat Rd. between China Gulch and Bowers Creek in Mendocino NF. 487 Comment
  JEPS128421  Claytonia exigua subsp. exigua Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -003 Tehama West slope of Tedoc Mountain, Beegum Creek watershed, SE Klamath Range, below milepost 11 on Forest Service Road 29N45. Comment
  JEPS43316  Claytonia exigua subsp. exigua W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  JEPS110274  Claytonia parviflora subsp. parviflora Lowell Ahart 2006-5-5 12573 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 576 Comment
  JEPS127229  Claytonia parviflora subsp. parviflora Lowell Ahart, John Dittes 2016-4-29 20807 Tehama About 0.8 miles (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS43306  Claytonia parviflora subsp. parviflora W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  CDA14473  Claytonia parviflora subsp. parviflora G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4205 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  CHSC80558  Claytonia rubra subsp. rubra Vernon H. Oswald; Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  HSC49047  Clematis lasiantha Patricia Shesgreen 1978-5-13 96 Tehama Beegum Gorge, USFS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 994 Comment
  JEPS88507  Clematis lasiantha Vernon H. Oswald and Lowell Ahart 1996-4-23 7449 Tehama BLM parcel along Hwy. 36 ne of Red Bluff (on s side of Paynes Creek just downstream from the power line at this location, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  CHSC86994  Clematis ligusticifolia Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  CHSC101377  Collinsia greenei David Isle 1990-5-2 1540 Tehama Mendocino National Forest; Thomes Creek Watershed; Pollard Superior Tree Progeny Site, N of 24N01.2. 1280 Comment
  CHSC32796  Collinsia greenei James Jokerst 1980-6-18 889 Tehama North Coast Ranges. Near Mud Flat. Hillside. 852 Comment
  CHSC64993  Collinsia greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7043 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  JEPS95962  Collinsia greenei Vernon H. Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF: T23N R7W SE1/4 NW1/4 Sect. 28, ca. 1900 ft, chaparral, Inner North Coast Ranges 579 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  UC1037359  Collinsia greenei Douglas Barbe 1955-7-16 185 Tehama e ridge leading to summit of South Yolla Bolly Mtn (Mt. Linn) (e Tehama County) Comment
  CHSC92785  Collinsia heterophylla John Dittes; Josephine Guardino 2005-4-13 1066 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
  CHSC44238  Collinsia rattanii Vernon Oswald 1988-6-27 3520 Tehama Trail between Ides Coave Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  HSC20620  Collinsia sparsiflora John L. Heywood, D. H. Norris 1968-3-31 1829 Tehama Hwy. 36, 71 mi. E of Shasta Co. line 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
  JEPS94147  Collinsia sparsiflora var. collina Vernon Oswald and Lowell Ahart 1998-4-27 8963 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36) 256 Comment
  CHSC83384  Collinsia sparsiflora var. sparsiflora L. P. Janeway; Shirley Innecken 2002-3-19 7446 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  SBBG6887  Collinsia tinctoria H. and M. Dearing 1938-6-23 2099 Tehama Potato Patch Public Camp, Deer Crk 1051 Comment
  CDA41369  Collinsia tinctoria Vernon H. Oswald & Lowell Ahart 1996-6-3 7705 Tehama Along Paynes Creek, ca. 0.4 mi. downstream from the old bridge site, BLM parcel along Highway 36 northeast of Red Bluff. Comment
  JEPS128467  Collinsia torreyi Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  JEPS34535  Collinsia torreyi var. latifolia Freed W. Hoffman 1950-7-1 3696 Tehama Ball Rock North Coast Ranges (w Tehama Co) 2042 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
  JEPS15372  Collinsia torreyi var. latifolia Douglas Barbe 1955-7-17 206 Tehama 1 mi s Toomes Camp (on county rd, w slope); West Tehama County 1889 Comment
  RSA123578  Collinsia torreyi var. wrightii G. D. Barbe 1955-7-22 239 Tehama About 0.5 mile from Jeep road, west of Oven Lid, on the trail to Square Lk. 2073 Comment
  UC1010403  Collomia diversifolia Milo S. Baker and H. K. Wagnon 1953-5-31 12708 Tehama logging road w Paskenta (near 10 mi post, w Tehama Co.) Comment
  CHSC115772  Collomia tinctoria Lowell Ahart; John Dittes 2015-8-5 20471 Tehama East side 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
  UC1299528  Collomia tinctoria Freed W. Hoffman 1947-6-23 1686 Tehama Government Flat 796 Comment
  UC1002648  Collomia tinctoria Milo S. Baker and H. K. Wagnon 1953-7-12 12898 Tehama county road 5.3 mi above Whitlock Camp (w Tehama Co., in cut-over forest) Comment
  UC1024382  Collomia tinctoria George W. Gillett 1952-8-24 215 Tehama moist bank below hot springs area; Lassen Volcanic National Park, vicinity of Sulphur Works 2133 Comment
  HSC36124  Collomia tracyi Judith G. Dickson, Gary S. Lester 1973-7-2 Tehama N Yolla Bolly Mtns., S Fork Beegum Creek, Beegum Basin 1524 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
  JEPS94344  Comandra umbellata subsp. californica Vernon H. Oswald and Lowell Ahart 1997-5-14 8433 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 6.7 mi s of Plum Creek Road); Ponderosa Way 1011 Comment
  JEPS68353  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2794 Tehama about 1 1/2 mi w Cottonwood road junction (along US Hwy 36, w of Red Bluff) 243 Comment
  JEPS96034  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald and Lowell Ahart 1996-7-8 7959 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate, Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS81044  Cordylanthus pringlei Thomas Nelson, Jane Nelson, and R. Jane Cole 1979-7-27 5045 Tehama ca 1 mi from Regan Meadow (along road to Brushy Mountain); Shasta Trinity National Forest 1432 Comment
  HSC70006  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1978-7-22 4449 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  SEINET12765209  Cordylanthus tenuis subsp. viscidus Barbara Ertter 1991-9-2 10776 Tehama SW in county. Round Valley - Paskenta Road (Rt. M4) 3.4 mi E of M2 jct at Government Flat, ca 18 airmiles W of Paskenta.; 0 1676 Comment
  SEINET9161591  Cordylanthus tenuis subsp. viscidus B. Ertter 1991-9-2 10776 Tehama Round Valley, Paskenta Road (Hwy M4), 3.4 miles E of M2 junction at Goverment Flat, ca 18 airmiles W of Paskenta. 1676 Comment
  JEPS50165  Cornus nuttallii Jos. Grinnell 1927-6-17 Tehama Viola rd. 1463 Comment
  UCSB25958  Cornus nuttallii Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36; 37.4 miles east of Red Bluff 1249 Comment
  CHSC48306  Cornus sessilis Vernon Oswald 1985-6-10 1823 Tehama E side of Hwy 32 at Chico Creek. 1048 Comment
  LA40471  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-8-20 sn Tehama Deer Creek 1000.0 Comment
  POM118226  Cornus sessilis Edward Hyatt, Marguerite Hyatt 1914-7-30 319 Tehama Deer Creek. 305 Comment
  RSA81725  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama Along Deer Creek (State Highway 32), Potato Patch Campground, Lassen National Forest. Comment
  SBBG5323  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC1122802  Cornus sessilis H. S. Yates 1936-8-13 6112 Tehama Campbell Creek Paynes Creek Quad., Campbell Creek Comment
  UCD117264  Cornus sessilis Dean W. Taylor 1976-7-7 6027 Tehama Highway 32 in canyon of Deer Cr. Near Alder Cr. Campground approx. 7.8 miles west from jct. with Highway 89. 1173 Comment
  SEINET3152044  Corydalis caseana subsp. caseana M. Ownbey, G. B. Ownbey 1946-6-23 2935 Tehama Guernsey Creek, 7.5 mi. south of Morgan Springs Comment
  CHSC79105  Crassula aquatica B. Castro; L. P. Janeway 2000-4-5 1058 Tehama Vicinity of Orland; adjacent to Rice Creek. 112 Comment
  CHSC64351  Crassula tillaea Vernon H. Oswald; Lowell Ahart 1995-3-19 6531 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on basalt along the e fence ca. halfway between Inks Creek Rd. and the s tip of Dales Lake Ecological Reserve. 207 Comment
  CAS-BOT-BC376537  Crepis monticola Alice Eastwood; John Thomas Howell 1941-7-9 9735 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC376554  Crepis occidentalis subsp. conjuncta P. A. Munz 1951-7-25 16863 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CHSC84857  Croton setiger L. P. Janeway 2003-9-18 7991 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  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
  SEINET10873978  Croton setiger David B. Dunn 1971-8-15 Dunn 18183 Tehama 12 mi E of jct. of Hwy 36 & Hwy 99 on Hwy 36 to Lassen National Park. Comment
  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
  JEPS122053  Crucianella angustifolia Lowell Ahart, John Dittes 2014-5-17 19511 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CDA1933  Crypsis alopecuroides L. Ahart 2002-11-5 10018 Tehama About 12 miles (air) northwest of Orland. East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake. Comment
  CHSC112587  Crypsis alopecuroides Lowell Ahart 2013-9-17 19040 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC65078  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 A Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. 213 Comment
  CHSC66843  Crypsis schoenoides Vernon H. Oswald 1996-8-22 8244 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of a farm pond on the south boundary of the parcel. 105 Comment
  CHSC66891  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1996-9-4 8263 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC83078  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  HSC97035  Crypsis schoenoides L. Ahart 2002-11-5 10020 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
  RSA757945  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama South side of northwest arm of Black Butte Lake west of Orland 152 Comment
  SEINET10518381  Crypsis schoenoides Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7078 A Tehama T29N R2W NW1/4 NW1/4 Sec. 35,700 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy.36 ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. Comment
  CHSC83089  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  SEINET11689135  Crypsis vaginiflora Unknown 1982-1 806 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  JEPS124010  Cryptantha affinis Lowell Ahart, John Dittes 2015-8-5 20455 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UC1010380  Cryptantha affinis Milo S. Baker and H. K. Wagnon 1953-7-12 12848 Tehama Whitlock Camp, w Tehama County Whitlock Camp 1310 Comment
  UCD57959  Cryptantha crinita Cathy Little 2007-5-18 s.n. Tehama Singer Creek. Ca. 100 m S of Lassen Road Bridge. Comment
  UCD80134  Cryptantha crinita CNPS SN Foothill Team 2006-5-2 SNFN 0344 b Tehama TNC Easement, Denny Ranch. 295 Comment
  CHSC107258  Cryptantha flaccida Lowell Ahart; John Dittes 2011-6-9 17470 Tehama On gravel bar,on the southeast side of Acorn Hollow Creek at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC43467  Cryptantha flaccida Lowell Ahart 1979-4-25 1837 Tehama Along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC54094  Cryptantha flaccida Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4605 Tehama Lowrey Rd 0.2 mi southeast of the North Fork of Elder Creek, north of Paskenta. 283 Comment
  CHSC78819  Cryptantha flaccida Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC84258  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10238 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC84655  Cryptantha flaccida Samantha Mackey Hillaire; Brian Elliott 2003-5-31 343 Tehama Lassen National Forest, Ishi Wilderness. Along Rancheria Creek Trail, on a S-facing slope. 902 Comment
  JEPS122060  Cryptantha flaccida Lowell Ahart, John Dittes 2014-5-17 19502 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS94180  Cryptantha flaccida Vernon Oswald and Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. w. of Newville (2.2 mi. n. of the Glenn-Tehama conty line, 1.9 mi. s. of Round Valley Rd.); Inner N. Coast Ranges 213 Comment
  UCD32609  Cryptantha flaccida Beecher Crampton 1954-6-16 1974 Tehama Tehama County, Mendocino National Forest, 0.5 miles northwest of Whiskey Saddle, along main logging road of Crane Mills Inc. 1438 Comment
  CHSC66478  Cryptantha intermedia Vernon H. Oswald; Lowell Ahart 1996-5-20 7598 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in a flood channel along Paynes Creek. 158 Comment
  UCD14968  Cryptantha intermedia Helen West 1977-5-21 23 Tehama California, Tehama Co.; along Round Valley Rd., 10.8 miles west of its junction with Toomes Camp Rd., in Mendocino National Forest; Comment
  JEPS90319  Cryptantha milobakeri Dean William Taylor 1972-6-17 1495 Tehama on Tedoc Mountain, along Wells Creek Wells Creek; Tedoc Mountain, Wells Creek 822 Comment
  RSA90782  Cryptantha milobakeri Milo S. Baker, H. K. Wagnon 1953-7-12 12912 Tehama Logging road west of Paskenta near 15 mile post in forest. 1220 Comment
  RSA0079378  Cryptantha muricata var. jonesii H. K. Wagnon 1953-5-9 12597 Tehama Logging road west of Paskenta in foothills at 6 mile post. Comment
  CHSC90913  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5438 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC85310  Cryptantha torreyana John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 795 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; north edge of Square Lake. 2135 Comment
  JEPS102863  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS124018  Cryptantha torreyana var. torreyana Lowell Ahart, John Dittes 2015-8-5 20456 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
  RSA713096  Cupressus macnabiana R. Faust, J. Flanagan 2005-8-31 1147 Tehama Raglin Ridge. West edge of road 693 (Raglin Ridge Road). Mendocino National Forest, Elder Creek Watershed, North Coast Ranges 866 Comment
  UCD110846  Cupressus macnabiana Christopher Mallek 2008-1 RR- 1 Tehama Raglin Ridge. 927 Comment
  RSA794991  Cuscuta californica var. californica L. Ahart, Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow about 0.75 miles southwest of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles southeast of Mineral. 1479 Comment
  CHSC46559  Cuscuta howelliana Vernon H. Oswald 1989-7-24 3892 Tehama On the east shore of Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  JEPS118010  Cuscuta howelliana Lowell Ahart, John Dittes 2011-6-9 17441 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
  JEPS88167  Cuscuta howelliana Vernon H. Oswald and Lowell Ahart 1996-7-8 7978 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UCD21118  Cuscuta howelliana Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 294 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584437; 4416064. Comment
  JEPS88254  Cuscuta howelliana Vernon H. Oswald and Lowell Ahart 1996-5-27 7645 Tehama dry bed of a pool along the pipeline ca. 0.1 mi N of S boundary of CDFG parcel on the S side of Gyle Road, NW of Corning; NW side of Sacramento Valley; Thomes Creek Ecological Reserve 102 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
  HSC3646  Cynoglossum grande John L. Heywood, D. H. Norris 1968-3-31 1834 Tehama Hwy. 36, 67.74 mi. E of Shasta Co. line. Comment
  CHSC116915  Cynosurus echinatus J. P. Bergmann 2011-5-2 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  RSA768920  Cyperus difformis L. Ahart, John Dittes 2010-10-4 17286 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
  UC726153  Cyperus difformis A. A. Heller 1928-10-12 14804 Tehama 1/2 mi. n. of county line Tehama Comment
  CHSC66213  Cyperus eragrostis Vernon H. Oswald; Lowell Ahart 1996-6-3 7697 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
  JEPS88594  Cyperus eragrostis Vernon H. Oswald and Lowell Ahart 1996-6-3 7697 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  SBBG60502  Cyperus eragrostis L. Ahart with J. Dittes 2010-10-4 17287 Tehama Toomes Crk, Toomes Crk at Tehama-Vina Rd crossing, 1.2 mi (air) E of Sacramento River, 3.4 mi (air) SE of Los Molinos (High School), 3.0 mi (air) NW of Vina 57 Comment
  JEPS117385  Cyperus erythrorhizos Lowell Ahart, John Dittes 2010-10-4 17288 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC65140  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1995-7-31 7158 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd. 329 Comment
  JEPS95704  Cyperus esculentus Vernon H. Oswald and L. Ahart 1995-7-31 7158 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  CHSC84623  Cyperus flavescens Lowell Ahart; John Dittes 2003-9-17 10594 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
  CHSC65141  Cyperus squarrosus Vernon H. Oswald; Lowell Ahart 1995-7-31 7157 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd. 329 Comment
  CHSC84595  Cyperus squarrosus Lowell Ahart; John Dittes 2003-9-17 10597 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CDA38896  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10596 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC88786  Cyperus strigosus Jenny Marr 1993-8-1 189 Tehama Tehama/Shasta County. Battle Creek Wildlife Area, +/- 20 air miles NE of the town of Redding. 121 Comment
  JEPS104234  Cyperus strigosus Lowell Ahart 2003-9-17 10596 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
  JEPS88142  Cyperus strigosus Vernon H. Oswald and Lowell Ahart 1996-7-8 7952 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood plain of Paynes Creek e. of mouth of intermittent stream crossing the n.e. corner of parcel); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC83075  Cypselea humifusa Lowell Ahart 2002-11-5 10015 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS94915  Cystopteris fragilis Vernon H. Oswald and Lowell Ahart 1997-5-14 8430 Tehama on Ponderosa Way (Forest Rd. 28N29) between Paynes Creek and Cohasset (6.7 mi s of Plum Creek Rd., 0.6 mi sw of Middle Fork Antelope Creek) 1011 Comment
  JEPS94921  Cystopteris fragilis Vernon Oswald and Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 0.5 mi w Rat Trap Gap (at branch of creek, n side of the Yolla Bolly-Middle Eel Wilderness); South Fork of Beegum Creek 1706 Comment
  CAS-BOT-BC189843  Dactylis glomerata John Thomas Howell 1960-8-20 36249 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  RSA66354  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama south base of South Yolla Bolly Mts. 2134 Comment
  UC1025130  Danthonia californica var. americana Douglas Barbe 1955-7-16 163 Tehama sw slope of ridge leading to Ovenlid; Somerset 1767 Comment
  CHSC68568  Darmera peltata Vernon H. Oswald 1997-5-9 8410 Tehama Deer Creek Canyon at the bridge (8-69) between Potato Patch and Alder Creek campgrounds. 1143 Comment
  UC1949096  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-5 10303 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
  CHSC55172  Daucus pusillus L. P. Janeway 1991-6-15 4011 Tehama Battle Creek Wildlife Area. Small canyon draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC64686  Daucus pusillus Vernon H. Oswald 1995-5-9 6714 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, se of Pool 20. 213 Comment
  UCSB63852  Daucus pusillus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SE1/4 NE 1/4 Sect. 8; Cascade Range Foothills; near Hwy.36 201 Comment
  SEINET4399750  Delphinium Leila M. Shultz 1990-5-5 11329 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC45094  Delphinium hesperium Elisa E. Amen 1988-4-2 36 Tehama Roadside ca. 1.5 mi e on Wilcox Golf Road and about 5 mi n Red Bluff. 137 Comment
  CAS-BOT-BC9911  Delphinium nudicaule John Wynn Gillespie; Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Payne's Creek and Mineral on Red Bluff-Susanville Road Comment
  RSA8255  Delphinium nudicaule Elmer I. Applegate 1932-4-13 7047 Tehama Betw Begum and Rosewood, Dry hills W of Red Bluffs Comment
  HSC87026  Delphinium nuttallianum Terry Hines, Ellen Purcell, N. Williams 1988-3-26 14 Tehama Hwy 36, 17.5 mi. E of County line. 213 Comment
  SBBG2203  Delphinium nuttallianum H. and M. Dearing 1938-6-24 3032 Tehama Mineral Comment
  CAS-BOT-BC116540  Delphinium nuttallianum Ira Wiggins 1925-3-26 1549 Tehama above the gorge on Mill Creek Comment
  CHSC66054  Delphinium patens subsp. patens Vernon H. Oswald; Lowell Ahart 1996-5-6 7528 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank along Paynes Creek at this location. 124 Comment
  JEPS94166  Delphinium patens subsp. patens Vernon Oswald and Lowell Ahart 1998-4-27 8962 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36) 256 Comment
  CHSC27526  Delphinium variegatum Greg Halcomb 1978-4-8 9 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd.; 1/2 mi n on Lenninger Rd. and ca. 50 ft w; 14.9 mi n of legal Chico city limits. 68 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
  JEPS62386  Delphinium variegatum W. L. Jepson 1932-5-9 16362 Tehama rubble field ne Red Bluff (near Seven Mile Creek) 137 Comment
  RSA703799  Delphinium variegatum Daphne K. Christopher, M. Bibbo, Hannah Stevens 2003-4-20 222 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CDA15852  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 2000-4-8 15295 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CDA14332  Deschampsia danthonioides G. F. Hrusa, J. Hart 1998-5-1 14416 Tehama Sacramento Valley; Common in colonies. Throughout in now +- dry bottoms of vernal pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area ~ 1.5 mi. W of Paskenta Rd. Annual. 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
  HSC48808  Deschampsia danthonioides J. P. Smith 1979-4-28 10072 Tehama Leininger Rd., E of Vina 73 Comment
  CHSC94306  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  SBBG529  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 mi W of Chester 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
  UCD63589  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 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
  UC1037403  Dicentra formosa Douglas Barbe 1955-7-21 231 Tehama s shore Square Lake 2103 Comment
  UC2042819  Dicentra formosa Barbara Ertter 1990-5-13 8953 Tehama 0.3 mi S of Mineral on Highway 172 to Mill reek, at edge of Battle Creek Meadows. Comment
  JEPS104175  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2003-6-11 10274 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC107082  Dichelostemma capitatum M. Mitchell 2010-2-25 55 Tehama Dye Creek Preserve. 94 Comment
  CHSC64247  Dichelostemma capitatum subsp. capitatum Lisa Krajcirik 1990-3-24 3 Tehama Ca. 1 mi e of Hwy 99W ca. 1000 ft n Thomes Creek. 91 Comment
  SEINET12053820  Dichelostemma multiflorum Unknown 1936-1 13337 Tehama near Red Bluff Comment
  CHSC105925  Dieteria canescens var. shastensis B. Castro; L. P. Janeway 1999-8-23 1034 I Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co. lines. 1997 Comment
  JEPS40724  Dieteria canescens var. shastensis Joseph Grinnell 1925-7-27 Tehama Broke-off Mountain 2865 Comment
  CAS-BOT-BC290950  Dieteria canescens var. shastensis Freed Hoffman 1949-7-21 2833 Tehama Tedoc Gap, extreme nw. Tehama Co. 1371 Comment
  CHSC62648  Diplacus kelloggii Vernon H. Oswald; Lowell Ahart 1994-3-8 5983 Tehama Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta. 390 Comment
  CHSC79579  Diplacus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
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Mar 10 2006
  SBBG28883  Diplacus layneae R. Bacigalupi 1953-5-30 1267 Tehama logging road, W of Paskenta near 5 mi post Comment
  CHSC41104  Diplacus tricolor Pauleen Broyles 1982-4-20 426 Tehama The Nature Conservancy Vina Plains Preserve. 68 Comment
  UCSB63869  Dodecatheon clevelandii Oswald, Vernon; Ahart, Lowell 1996-3-18 Tehama BLM parcel; T28N R3W SW1/4 NEV1/4 Sec. 26, 600 ft, Cascade Range Foothills, between the Sacramento River and the power transmission lines, ca. 0.75 mi N of the S boundary of the parcel. Comment
  CHSC13901  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 249 Tehama 0.8 mi e on Vina Road from Hwy 99 on s side of road. Comment
  HSC17885  Dodecatheon hendersonii W. R. Rogers 1965-4-25 281 Tehama Hwy. 36, 4 mi. W of Mineral Comment
  CHSC41094  Dopatrium junceum Pauleen Broyles 1982-7-27 809 Tehama Standing or slow-moving water of irrigation ditch ca 100 m south of Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS103631  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-5-1 100 -95 Tehama S edge of Dale's Lake (on Rt. A6 NW of Red Bluff) Comment
  JEPS97289  Downingia bicornuta var. bicornuta Vernon H. Oswald 1995-5-2 6704 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam.. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC27822  Downingia cuspidata Catherine Corr 1978-4-18 5 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. Ca. 1/4 mi w of junction. 67 Comment
  JEPS97250  Downingia cuspidata Vernon H. Oswald and L. Ahart 1995-4-17 6648 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  HSC59042  Downingia ornatissima Thomas Wood 1979-4-28 142 Tehama Along Leninger Rd., E of Vina. 73 Comment
  UC1056267  Downingia ornatissima var. ornatissima Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3134 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  JEPS100396  Downingia pusilla Dean W. Taylor 1995-5-9 14896 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS108519  Downingia pusilla Lisa Schultheis 1995-5-1 89 -95 Tehama Near Red Bluff. Along PG&E pipeline, south of Gyle Road, west of Rawson Road Comment
  UCD115568  Draba verna R. N. Raynor; W. S. Ball 1940-4-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  JEPS96964  Drymocallis lactea var. austiniae Dean W. Taylor 1997-7-18 16135 Tehama Ball Rock 1981 Comment
  UC1001329  Drymocallis lactea var. austiniae Louise Kellogg 1952-7-16 69 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  CAS-BOT-BC157801  Drymocallis lactea var. lactea Ethel Crum 1937-8-7 1953 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  CHSC118059  Dudleya cymosa subsp. cymosa Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes 2003-4-17 209 Tehama Dye Creek Nature Conservancy Preserve. Antelope trail. 201 Comment
  CHSC54864  Dysphania botrys Vernon H. Oswald 1991-9-1 4857 Tehama Lassen Volcanic Park. Lasen Hwy (Hwy 89) just inside the south park boundary. 1999 Comment
  CHSC77330  Dysphania botrys L. P. Janeway; B. Castro 1999-6-14 6466 Tehama Along south side South Fork Cottonwood Creek. 307 Comment
  CHSC88296  Dysphania pumilio Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11214 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 653 Comment
  CHSC41048  Echinochloa crus-galli Pauleen Broyles 1982-7-22 812 Tehama The Nature Conservancy Vina Plains Preserve. N of barn in s pasture. 63 Comment
  CHSC66892  Echinochloa crus-galli Vernon H. Oswald; Lowell Ahart 1996-9-4 8250 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 182 Comment
  JEPS124117  Elatine Lowell Ahart, John Dittes 2015-6-22 20263 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
  CHSC116164  Elatine californica Lowell Ahart; John Dittes 2015-6-22 20264 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
  CHSC64927  Eleocharis acicularis var. occidentalis Vernon H. Oswald; Lowell Ahart 1995-6-13 6846 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of the Old Hwy. Pool. 219 Comment
  CAS-BOT-BC113415  Eleocharis bella John Thomas Howell 1960-8-18 36047 Tehama Bluff Falls 1981 Comment
  CHSC26612  Eleocharis macrostachya M. P. Hayes 1978-3-17 131 Tehama Vernal pool along Leininger road, approx. .8 mi e of Highway 99. 40 Comment
  CHSC57534  Eleocharis macrostachya W. F. Treat 1974-4-24 23 Tehama Road ditch on s side of Haille Road, ca. 0.4 mi w of Junction Hwy 99. 57 Comment
  JEPS88141  Eleocharis macrostachya Vernon H. Oswald and Lowell Ahart 1996-7-8 7969 Tehama NE of Red Bluff (flood plain of Paynes Creek, E of mouth of the intermittent stream crossing NE corner of BLM parcel along Hwy 36); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CAS-BOT-BC112781  Eleocharis macrostachya R. E. Frenkel 1964-7-11 693 Tehama On CA Hwy 36, immediately west of Mineral Lidge. 1463 Comment
  JEPS85646  Eleocharis radicans L. R. Heckard and P. Rubtzoff 1971-7-31 2678 Tehama just n.e. Red Bluff (land-locked lagoon off the Sacramento R.) Comment
  RSA518678  Eleocharis radicans L. R. Heckard, Peter Rubtzoff 1971-7-31 2678 Tehama Tehama County: Damp mud of land locked lagoon off the Sacramento River just NE of Red Bluff. Comment
  JEPS95181  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-6-3 7711 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek 0.5 mi downstream from old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  CHSC80725  Elymus caput-medusae Lowell Ahart 2001-6-8 8805 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  RSA141282  Elymus elymoides J. M. Tucker, L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2466 Comment
  SEINET6854570  Elymus elymoides Robert A. Evers, Clara V. Evers 1975-8-23 115010 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CHSC80716  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
  CHSC77973  Elymus multisetus B. Castro; L. P. Janeway 1999-6-14 985 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 329 Comment
  HSC74985  Elymus multisetus J. P. Smith, Thomas W. Nelson 1979-6-25 10200 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  JEPS1589  Emmenanthe penduliflora W. L. Jepson 1934-5-5 16630 Tehama Beegum, W Tehama County Comment
  UCD15031  Epilobium J. M. Tucker; Louis K. Mann 1962-7-29 3637 Tehama Ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid. 1981 Comment
  POM256108  Epilobium brachycarpum Milo S. Baker 1940-8-14 9808 Tehama On trail to Cherry Lake, but near Murphy s, Government Flat Comment
  HSC24235  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on Hwy. 32, 15 mi. E of Lomo Comment
  CHSC56560  Epilobium ciliatum subsp. ciliatum Steven Triano 1988-9-18 259 Tehama Ca 25 ft w of Hwy. 32 and 32.4 mi n of its jct. with Hwy. 99. 1109 Comment
  CHSC77770  Epilobium ciliatum subsp. ciliatum Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC88238  Epilobium ciliatum subsp. ciliatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11199 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CHSC94374  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2006-7-19 13046 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS104061  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2003-8-23 10528 Tehama Meadow, ca 80 yd se of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  CHSC94301  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-7-25 13076 Tehama In a small meadow on the west side of the road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS94506  Epilobium ciliatum subsp. glandulosum Vernon Oswald and Lowell Ahart 1997-7-7 8669 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Middle Eel Wilderness on Forest Road 27N06); Yolla Bolly Middle Eel Wilderness, Forest Road 27N06 1676 Comment
  CHSC109233  Epilobium cleistogamum Robert Fischer 2012-6-3 1059 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit. 59 Comment
  CHSC43398  Epilobium cleistogamum Lowell Ahart 1978-5-23 1736 Tehama On the bottom of a vernal pool, near the edge of Foothill Road, about 4 miles east of Red Bluff. 67 Comment
  JEPS118018  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
  OBI12159  Epilobium cleistogamum Robert F. Hoover 1968-5-29 11132 Tehama 4 mi SE of Vina Comment
  CHSC105230  Epilobium densiflorum Lowell Ahart; John Dittes 2010-7-19 16904 Tehama About 5 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
  CHSC109232  Epilobium densiflorum Robert Fischer 2012-7-1 1061 -A 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. Dried bed of Singer Creek. 56 Comment
  CHSC88292  Epilobium densiflorum Lowell Ahart 2004-6-28 11140 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UCD106285  Epilobium densiflorum Amelie C. Blyth 1950-7-16 1 Tehama 5 miles E of Childs Meadow, on Highway 36 and 89. Comment
  JEPS97229  Epilobium foliosum Vernon H. Oswald 1995-4-25 6691 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  POM304457  Epilobium hallianum Alice Eastwood, John Thomas Howell 1941-7-9 9802 Tehama Government Flat Comment
  CHSC67257  Epilobium minutum James D. Jokerst 1983-5-10 1746 Tehama Wurlitzer Ranch E of Meridian Rd., top of bluff that is the S bank of Zimmershed Creek where the flow changes from S to W. 103 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
  JEPS119868  Epilobium pallidum Lowell Ahart 2012-6-2 18145 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS85579  Epilobium pallidum Julie Kierstead-Nelson with Jim Nelson 1990-5-13 Tehama Spring Branch Rd ca 0.3 mi e Spring Branch crossing (1.5 mi s of Battle Creek) 237 Comment
  JEPS118017  Epilobium torreyi Lowell Ahart, John Dittes 2011-6-9 17444 Tehama Rio De Los Molinos Land Grant. 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
  JEPS38231  Epilobium torreyi W. L. Jepson 1938-6-10 18977 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  JEPS104167  Equisetum X ferrissii Lowell Ahart 2003-6-11 10236 Tehama On the south edges of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS127317  Equisetum telmateia subsp. braunii Lowell Ahart, John Dittes 2016-8-24 21268 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  SEINET10562376  Eragrostis cilianensis Virginia E. Long 1931-8-14 Long 101 A Tehama Along highway, altitude 260 feet; Richfield Colony, three miles north of Corning. Comment
  CHSC117649  Eragrostis curvula Lowell Ahart; John Dittes 2016-8-25 21285 Tehama About 40 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Conflunce, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. 117 Comment
  HSC95763  Eragrostis pectinacea var. pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  OBI71987  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  RSA756338  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  UC1950184  Eragrostis pilosa var. pilosa Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  UC17610  Eremocarpus setiger H. F. Stivers 1898-1 Tehama Rosewood Comment
  CHSC80046  Eriastrum brandegeeae L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6780 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  CHSC92151  Eriastrum brandegeeae J. Molter 1993-6-26 766 b Tehama Along aband. rd. 640 Comment
  CHSC92152  Eriastrum brandegeeae J. Molter 1993-7-1 243 b Tehama On unused road. 800 Comment
  JEPS108943  Ericameria bloomeri Lowell Ahart 2006-9-9 13270 Tehama Edge of the dry meadow area, just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC572334  Ericameria bloomeri P. L. Johannsen 1936-8-20 986 Tehama 0.5 mi ne Colby Mountain; Lassen National Forest, Paynes Creek Quad. 1706 Comment
  CHSC59688  Ericameria linearifolia K. A. Hanson; Katherine A. Hanson 1977-3-31 Tehama Ca. 1.6 km se of Round Valley Rd. ca. 6.4 km wnw of Round Valley Rd. and Newville Rd. intersection. Ca. 38.4 km wnw of Corning. 450 Comment
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Jul 8 2009
  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
  JEPS127106  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. Comment
  UC1553539  Ericameria nauseosa var. speciosa E. Dean 1988-7-27 143 Tehama w slope Black Rock Mtn; Black Rock Mtn. 1889 Comment
  CAS-BOT-BC294311  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama Lassen Volcanic National Park. 1/2 mi. se. of Sulphur Works 2133 Comment
  CAS-BOT-BC293520  Erigeron annuus T. C. Fuller 1959-5-28 2496 Tehama Mill Creek, 1 mile north of Los Molinos 65 Comment
  UCD104419  Erigeron canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6867 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UC54100  Erigeron glacialis var. glacialis H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4322 Tehama Park's Ranch, s side of Mount Lassen 2133 Comment
  CAS-BOT-BC300704  Erigeron glacialis var. glacialis F. J. Hermann 1931-7-6 2542 Tehama Lassen Volcanic National Park. 1 mile S. of Park Entrance 1950 Comment
  CAS-BOT-BC295157  Erigeron inornatus Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  SD241747  Erigeron lassenianus var. lassenianus Dean Wm. Taylor 1997-6-25 16098 Tehama Margin of Pear Lake; Lassen National Forest; in crater bottom of Turner Mountain (Mineral 7.5'Q) 1920 Comment
  CHSC75380  Eriodictyon californicum Ben Myhre 1997-4-25 29 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS88280  Eriodictyon californicum Vernon H. Oswald and Lowell Ahart 1996-5-6 7531 Tehama Hog Lake Plateau BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  OBI77061  Eriodictyon californicum Anthony Baniaga 2011-6-3 300 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1060 Comment
  HSC74955  Eriogonum compositum J. P. Smith, Thomas W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 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
  UC1010373  Eriogonum compositum var. compositum Milo S. Baker and H. K. Wagnon 1953-7-11 12838 Tehama 3 mi beyond Whitlock Camp 1524 Comment
  CAS-BOT-BC242615  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  UC1299723  Eriogonum dasyanthemum Freed W. Hoffman 1947-6-22 1621 Tehama Paskentao-Covelo road near Log Springs Comment
  UC1950093  Eriogonum dasyanthemum Barbara Ertter 1991-9-2 10791 Tehama Round Valley- Paskenta road (Rt M4) 12.2 mi W of Newville Road jct, ca 9 airmiles WSW of Paskenta Comment
  UC1425861  Eriogonum libertini Barbara Williams 1979-7-19 270 Tehama 1/2 mi on trail to M.F. Beegum Cr. Pole Coural gap Comment
  RSA0005062  Eriogonum libertini James L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1387 Comment
  UCD100346  Eriogonum lobbii J. M. Tucker; L. K. Mann 1959-7-19 3548 Tehama South Yolla Bolly Mountain. 2443 Comment
  UC1609135  Eriogonum lobbii var. lobbii Vernon H. Oswald and Lowell Ahart 1993-9-2 5902 Tehama ridge running e from Mt. Linn (ca. 20 mi (air) nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  RSA158044  Eriogonum lobbii var. lobbii J. M. Tucker, L. K. Mann 1959-7-19 3548 Tehama ca 75 feet below summit, South Yolla Bolly Mountain 2444 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
  UCD100387  Eriogonum marifolium John Thomas Howell 1960-8-19 36199 Tehama Brokeoff Mt., summit ridge. 2804 Comment
  UCD80664  Eriogonum nudum CNPS SN Foothill Team 2005-6-20 SNNR 0324 Tehama USFS, Lassen National Forest, along Mill Creek. 701 Comment
  CHSC61662  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1993-9-2 5919 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2316 Comment
  CHSC90897  Eriogonum nudum var. nudum Niall McCarten 1986-6-11 5313 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  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
  HSC95442  Eriogonum roseum L. Ahart, John Dittes 2003-9-17 10587 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  UCSB63983  Eriogonum roseum Jokerst, James; Donovan, Jeri 1981-9-30 Tehama Wurlitzer Ranch on Pine Creek; 1.0 mi E of Meridian Rd; ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek Comment
  UC1025131  Eriogonum spergulinum var. reddingianum Douglas Barbe 1955-7-16 174 Tehama on the e ridge leading to summit of South Yolla Bolly (Mt. Linn); South Yolla Bolly (Mt. Linn) 2286 Comment
  UC849788  Eriogonum spergulinum var. reddingianum Alice Eastwood Aug 22 1912-Aug 26 1912 1752 Tehama trail from Morgans Spring to Sulphur works; Lassen Butte Region Comment
  CAS-BOT-BC262771  Eriogonum strictum var. proliferum P. A. Munz 1951-7-26 16923 Tehama East flank of South Yolla Bolly Pk. 2316 Comment
  CAS-BOT-BC262773  Eriogonum strictum var. proliferum Clare B. Hardham 1971-8-10 18314 Tehama South Yolla Bolly Mountain 2286 Comment
  JEPS87373  Eriogonum umbellatum var. smallianum Vernon H. Oswald and Lowell Ahart 1993-9-2 5899 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  RSA768783  Eriogonum vimineum L. Ahart, John Dittes 2010-10-4 17291 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
  UCD101532  Eriogonum vimineum Dean W. Taylor 1976-7-8 6031 Tehama Highway 32, in canyon of Deer Creek near Alder Creek campground, approx. 7.8 miles west from juction with Highway 89. 1173 Comment
  CHSC77947  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 1999-6-21 987 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 329 Comment
  CAS-BOT-BC308093  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1971-8-10 18320 Tehama South Yolla Bolly Mountain 2133 Comment
  CHSC32791  Eriophyllum lanatum var. achilleoides James Jokerst 1980-6-18 883 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC23389  Eriophyllum lanatum var. grandiflorum B. Garamendi 1974-5-10 5 Tehama Mill/Deer Creek Study Area. Davison Spring on Indian Ridge 1 1/2 mi W of Peligreen Place. 853 Comment
  CHSC9734  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-17 115 Tehama Along e side of Hwy 32 ca. 11.9 mi s of Chester. 1219 Comment
  HSC74856  Eriophyllum lanatum var. grandiflorum J. P. Smith, Thomas W. Nelson 1978-7-22 10025 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS75822  Eriophyllum lanatum var. lanceolatum Todd and Virginia Keeler-Wolf 1971-7-24 363 Tehama about 0.25 mi sw of North Yolla Bolly Mountain 2286 Comment
  CHSC4221  Erodium brachycarpum D. F. Johnson 1967-3-9 20 Tehama Very thick on reservoir dam ca. 150 yds. north of Johnson Rd. ca 10 mi. west of Red Bluff. 170 Comment
  HSC8511  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1864 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  HSC8482  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1828 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  HSC8484  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1859 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC64545  Erodium moschatum Vernon H. Oswald; Lowell Ahart 1995-4-3 6588 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  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
  UCD77708  Eryngium castrense Robert E. Preston 2002-6-7 1813 Tehama 3 miles n of Dales, along Rd A6. 230 Comment
  UCD144174  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
  SEINET5342744  Erysimum capitatum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CHSC21476  Erysimum capitatum var. capitatum M. S. Taylor 1975-7-17 858 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwy 32, 36, and 89. 1828 Comment
  HSC6777  Erysimum capitatum var. capitatum R. Spellenberg 1964-6-18 471 Tehama 6 mi. SW of Mineral, Hwy. 36 Comment
  CHSC48996  Erythranthe breweri Vernon Oswald 1984-7-16 1599 Tehama E end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  SBBG119988  Erythranthe breweri L. Ahart 2006-7-19 13035 Tehama E side of Colby Crk, ca 2 air mi SE of Colby Mtn, ca 5 air mi NE of Butte Meadows 1525 Comment
  CHSC75305  Erythranthe glaucescens Vernon H. Oswald; Lowell Ahart 1999-4-21 9699 Tehama High Trestle-McClure Place Trail starting on Hogsback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  CHSC88635  Erythranthe latidens Lowell Ahart 2004-6-11 10789 A Tehama On the northeast side of Dead Rabbit Lake (note, Dead Rabbit Lake is actually about 1/2 mile northwest of this lake), east of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 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
  CHSC67444  Erythranthe nasuta James D. Jokerst 1983-4-2 1698 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
  CHSC78712  Erythranthe nasuta Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CAS-BOT-BC502688  Erythronium californicum R. M. Holman 1933-4-23 s. n. Tehama About 5 miles east of Beegum on old road from Red Bluff Comment
  CAS-BOT-BC502689  Erythronium californicum Elmer I. Applegate 1933-4-23 6118 Tehama Mud Flat, below Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  RSA28181  Erythronium californicum Elmer I. Applegate 1930-4-16 6116 Tehama Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  CHSC115035  Erythronium multiscapideum Jessica Moeller 2008-3-24 Tehama ear the junction of Supan Gulch and Hwy 36 East. About 5 miles east of Hog Lake. 185 Comment
  CHSC101054  Euphorbia oblongata John Dittes; Josephine Guardino 2005-4-13 1061 Tehama Northern Sacramento Valley; east bank of Sacramento River at southern edge of Mill Creek confluence; sand bar in active floodplain of Sacramento River. 62 Comment
  UC2027907  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  HSC74978  Festuca californica J. P. Smith, Thomas W. Nelson 1979-6-24 10190 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  UCR131779  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 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
  UCD66129  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on rte. 32 banks above Deer Creek. Comment
  UCD32610  Festuca roemeri Beecher Crampton 1954-6-16 1976 Tehama Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 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
  CAS-BOT-BC447520  Fragaria virginiana var. platypetala C. R. Quick 1950-6-17 50 -26 Tehama Adjacent to Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest Comment
  HSC71864  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson 1980-6-22 5785 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  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
  CHSC91079  Frangula purshiana D. Isle 2002-8-29 275 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Below curve in Rd. 23N53. 1280 Comment
  HSC73430  Fremontodendron californicum S. R. Ahrens, L. Sieburth, B. Potter 1981-5-10 28 Tehama 671 Comment
  SEINET6646739  Fremontodendron californicum E. R. House 1956-4-27 33 Tehama Along side of State Rt. 36, Approx 35 miles east of Red Bluff 549 Comment
  SEINET6646743  Fremontodendron californicum B. Blincoe 1961-4-29 s.n. Tehama 25 miles east of Red Bluff 914 Comment
  CHSC105503  Fremontodendron californicum subsp. californicum Lowell Ahart; John Dittes 2010-7-17 16869 Tehama On dry rocky soil, south of the fence, about 130 yards southeast of the pond, south of the Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC1947  Fremontodendron californicum subsp. californicum 1936-5-1 Tehama Manton. Comment
  JEPS75808  Fritillaria affinis Todd and Virginia Keeler-Wolf 1971-6-18 181 Tehama about 1/2 mi e of North Yolla Bolly Guard Station (Yolla Bolly Mountains); Yolla Bolly Mountains 1874 Comment
  CHSC101193  Fritillaria recurva L. P. Janeway 2009-3-28 9682 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  CHSC75321  Fritillaria recurva Vernon H. Oswald; Lowell Ahart 1999-4-21 9697 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 822 Comment
  HSC71844  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5850 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  UC1221020  Galium ambiguum subsp. ambiguum Freed W. Hoffman 1949-7-19 3037 Tehama one mi w Regan Meadow Camp (w Tehama Co.); North Coast Ranges Comment
  CHSC85306  Galium ambiguum var. ambiguum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 806 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern edge of Mt. Linn; ca. 0.4 air-mile east of Square Lake, along trail. 2118 Comment
  JEPS52822  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4000 Tehama just e Round Mountain (w of Paskenta) 1143 Comment
  CDA42140  Galium andrewsii subsp. andrewsii L. Ahart 2001-6-8 8786 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS52789  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4006 Tehama along road below Colyear Springs 1249 Comment
  UC54583  Galium aparine H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4387 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  SEINET11587114  Galium aparine H. M. Hall, E. B. Babcock 1903-7-1 4387 Tehama Near Morgan (Mill Creek Canyon) 1524 Comment
  RSA90817  Galium bifolium Milo S. Baker, H. K. Wagnon 1953-7-12 12884 Tehama 5.3 miles from Whitlock Camp along county road. Comment
  RSA505371  Galium bolanderi R. C. Bacigalupi 1955-7-18 5368 Tehama Deer Creek Canyon. Near California Hwy 32. 1 mile N of Potato Patch Public Camp. 1006 Comment
  RSA755692  Galium bolanderi Barbara Ertter, James R. Shevock 1992-6-14 11182 Tehama Ponderosa Way 6.5 miles south of Plum Creek Road ca. 9 air miles southeast of Paynes Creek (on Hwy 36), south of Middle Fork Antelope Creek. 1067 Comment
  RSA67148  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16931 Tehama E slope of S Yolla Bolly. 2348 Comment
  UC1211889 Image available Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama South Yollo Bolly Mt. North Coast Range; South Yollo Bolly Mt., North Coast Range, Tehama Co. 2346 Comment
  CHSC67298  Galium murale James D. Jokerst 1983-5-10 1745 Tehama Wurlitzer Ranch E of Meridian Rd. 103 Comment
  JEPS122128  Galium parisiense Lowell Ahart, John Dittes 2014-5-16 19482 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  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
  UCR130074  Galium trifidum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6899 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
  CHSC105915  Galium triflorum B. Castro; L. P. Janeway 1999-8-24 1034 W Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 Comment
  HSC72226  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-23 5864 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  CHSC55496  Garrya fremontii Vivian L. Long 1991-4-13 15 Tehama Ca. 1.4 km s of Digger Creek. 805 Comment
  JEPS97269  Gastridium ventricosum Vernon H. Oswald 1995-5-16 6723 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC58028  Gaultheria humifusa Vernon H. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4981 Tehama Lassen Volcanic National Park. Spring-fed streamlet crossing Lassen Hwy. at the SW Entrance Station. On the W side of the highway. 2042 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
  JEPS124060  Gayophytum diffusum subsp. parviflorum Lowell Ahart, John Dittes 2015-8-5 20462 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
  CHSC28394  Gayophytum heterozygum J. D. Jokerst 1979-8-3 314 Tehama Along trails and roads. Trail head of Forest Service Trail 3E12, E. side of Turner Mountain. Comment
  JEPS117638  Gayophytum heterozygum Lowell Ahart, John Dittes 2010-10-4 17276 Tehama 50 yards southwest of a meadow, on the west bank of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Mill 1475 Comment
  CHSC68961  Geum macrophyllum Vernon Oswald; Lowell Ahart 1997-7-7 8709 Tehama Forest Route 35 at Jones Camp Creek, north side of the Yolla Bolly-Middle Eel Wilderness east of Rat Trap Gap. 1524 Comment
  JEPS94588  Geum macrophyllum Vernon Oswald and Lowell Ahart 1997-7-7 8709 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, e of Rat Trap Gap, n side of Wilderness) 1524 Comment
  CHSC32790  Gilia capitata James Jokerst 1980-6-18 882 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  RSA123782  Gilia sinistra subsp. pinnatisecta G. D. Barbe 1955-7-17 212 Tehama At Cold Springs Camp. 1890 Comment
  CHSC107100  Gilia tricolor M. Mitchell 2010-3-24 Tehama Dye Creek Preserve. 649 Comment
  CHSC42229  Gilia tricolor Karen Hamilton 1986-3-22 8 Tehama 137 Comment
  UCSB31757  Gilia tricolor Iloff, E. 1965-4-14 Tehama Los Molinos, Sierra Nevada Mountains 457 Comment
  UCD80200  Githopsis pulchella subsp. campestris CNPS SN Foothill Team 2005-6-29 SNNR 0374 a Tehama USFS Lassen National Forest, west of Steep Hollow. 1023 Comment
  JEPS126584  Githopsis specularioides Lowell Ahart, John Dittes 2016-6-22 21041 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS120783  Glinus lotoides Lowell Ahart 2013-9-17 19037 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  CHSC70923  Glyceria declinata Vernon Oswald; Lowell Ahart 1998-4-27 8978 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
  CHSC79885  Glyceria declinata L. P. Janeway; B. Castro 2000-4-21 6669 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  CHSC68980  Glyceria elata Vernon Oswald; Lowell Ahart 1997-7-7 8701 Tehama Forest Route 35 aat Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  HSC74976  Glyceria elata J. P. Smith, Thomas W. Nelson 1979-6-24 10192 Tehama Shasta-Trinity Natl. Forest, Post Creek 1220 Comment
  CDA28227  Glyceria elata B. Stroup Tehama 0 Comment
  CDA4146  Glycyrrhiza glabra S. T. Ancell 1946-6-24 Tehama 0 Comment
  CHSC92924  Gnaphalium palustre D. Isle 1989-8-31 1418 Tehama Mendocino National Forest -- North Coast Ranges Thomes Creek Watershed. Three Prong Valley; meadow. 1792 Comment
  JEPS123936  Gnaphalium palustre Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20406 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gumpsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  JEPS34005  Gnaphalium palustre W. L. Jepson 1927-6-25 12353 Tehama Pine Creek road station; dry bed of winter runlet 60 Comment
  RSA718936  Gnaphalium palustre L. Ahart 2006-7-19 13019 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  RSA66360  Gnaphalium palustre P. A. Munz 1951-7-27 16968 Tehama South base of South Yolla Bolly Peak 2226 Comment
  CHSC105523  Gnaphalium stramineum Lowell Ahart; John Dittes 2010-7-17 16871 Tehama On dry red soil, about 200 yards southwest of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 816 Comment
  SDSU673  Goodyera oblongifolia Ernie Moore 1942-8-19 Tehama Big Smokey Creek Comment
  CHSC79828  Gratiola ebracteata L. P. Janeway; B. Castro 2000-5-11 6717 Tehama Vicinity of Rice Creek, west Hwy I-5. 96 Comment
  RSA14127  Gratiola ebracteata Elmer I. Applegate 1928-4-25 5385 Tehama Between Orland and Corning. Comment
  JEPS105196  Gratiola heterosepala Dean W. Taylor 1995-5-12 14902 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  JEPS87022  Gratiola heterosepala Dean W. Taylor 1990-5-9 11691 Tehama w base Tuscan Buttes (in large (ca 3 acre) vernal lake (local name 7 Mile Lake)); Sacramento Valley, Dales Quad, w base Tuscan Buttes, 7 Mile 295 Comment
  CHSC91074  Grindelia camporum D. Isle 2002-8-29 272 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Just above (N of) curve in Rd. 23N53. 1280 Comment
  JEPS106175  Grindelia hirsutula Lowell Ahart 2004-6-11 11027 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  JEPS54075  Guillenia lasiophylla W. L. Jepson 1934-5-5 16633 Tehama Beegum, w Tehama County Beegum Comment
  CHSC90903  Hackelia amethystina Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5440 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CHSC102609  Hackelia californica L. P. Janeway 2009-7-26 9878 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  JEPS94585  Hackelia setosa Vernon Oswald and Lowell Ahart 1997-7-7 8665 Tehama on FR 27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  JEPS76643  Hastingsia alba L. R. Heckard 1972-6-18 2982 Tehama n. Tedoc Mt. (along Wells Creek, near old cabin); Wells Creek 883 Comment
  UCD138404  Hastingsia alba Alan A. Beetle 1941-6-27 2755 Tehama 1 mile south of junction Route 32 and 36, 13 miles west of Chester, open meadow, seepage associated with Camassia, Habenaria. 1219 Comment
  CHSC104746  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  CAS-BOT-BC306537  Helenium bigelovii John Thomas Howell 1960-8-18 36074 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC90876  Helenium bigelovii D. Isle 1995-6-20 209 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Camp (23N35A). 658 Comment
  CHSC92870  Helenium bigelovii D. Isle 2000-7-13 1329 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S edge of 24N01.2; W of proposed Auger Unit 3 (dropped from sale due to presence of CYFA). 1304 Comment
  CHSC90432  Helianthella californica var. nevadensis Niall McCarten; Roxanne Bittman 1986-6-15 5378 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W of Johnson cabin. 1280 Comment
  JEPS101376  Helianthus bolanderi Dean W. Taylor 1997-7-10 16125 Tehama Red Bank Creek; ca. air 15 mi W Red Bluff 243 Comment
  CDA6536  Helianthus ciliaris Margaret Bellue Apr 1937 Tehama Tyler, 3 1/2 miles from Red Bluff. Near railroad tracks. 0 Comment
  CDA6478  Helianthus exilis L. Ahart 2001-6-14 8821 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 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
  CDA5604  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Highway 36 to Beegum, 5 miles west of Old Highway 99, northwest of Red Bluff. 0 Comment
  CDA5606  Heliotropium europaeum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-5-3 4231 Tehama Moya property, Redbank Road west of Red Bluff. 0 Comment
  UCD119456  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  CHSC115229  Hemizonia congesta subsp. clevelandii B. Castro; J. Nishida 2013-5-15 1995 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal, 74 Comment
  CHSC87847  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  RSA66998  Heracleum maximum P. A. Munz 1951-7-25 16885 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  JEPS88418  Hesperevax acaulis var. acaulis Vernon H. Oswald and Lowell Ahart 1996-4-3 7311 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying bed of drainage ca. 100 ft s of the intermittent stream and 0.2 mi e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC96612  Hesperevax caulescens Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13609 Tehama East 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
  JEPS1662  Hesperochiron pumilus J. D. Sweeney 1934-3-14 Tehama w. Red Bluff (on Eureka hwy., Dry Creek); Dry Creek 457 Comment
  CHSC78855  Hesperolinon disjunctum Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
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Sep 28 2008
  UC702896  Hesperolinon micranthum Alice Eastwood and John Thomas Howell 1941-7-9 9770 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  UCD80443  Hesperolinon micranthum CNPS SN Foothill Team 2005-6-29 SNNR 0441 a Tehama USFS, Lassen National Forest. 995 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
  CHSC108064  Hesperolinon tehamense B. Castro; L. P. Janeway 2000-6-11 1283 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the upper edges of Pepperwood Spring. 899 Comment
  CHSC110168  Hesperolinon tehamense Daniel Slakey; CNPS volunteers 2012-5-22 12 Tehama 433 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
  JEPS13944  Hesperolinon tehamense Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5357 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  UC1212198  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama on Covelo-Paskenta road 0.5 m. below Mud Flat (sw of Paskenta, 3 m. within national forest boundary, near type locality); Inner North Coast Ranges, Mendocino National <Forest> 609 Comment
  RSA0004099  Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta road 11.1 miles west of Paskenta, Mendocino National Forest 1159 Comment
  RSA695538  Heteranthera limosa D. W. Taylor 1992-10-8 13261 Tehama Coyote Creek; ca. 5 miles south of Red Bluff, at crossing of Rawson Road. 98 Comment
  JEPS118000  Heterocodon rariflorum Lowell Ahart, John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  UCD169801  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16311 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. West side of pond. 1493 Comment
  JEPS106306  Heteromeles arbutifolia Lowell Ahart 2004-6-11 11031 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
  RSA0072479  Heteromeles arbutifolia Percy C. Everett, E. K. Balls 1954-10-15 20312 Tehama Paskenta to Covelo road, 5.5 miles SW of Paskenta. 549 Comment
  JEPS104118  Heterotheca oregona var. compacta Lowell Ahart 2003-9-17 10584 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
  JEPS127116  Heterotheca oregona var. compacta Lowell Ahart, John Dittes 2016-8-24 21267 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
  UC87444  Heterotheca oregona var. compacta T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CHSC117735  Hieracium albiflorum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21354 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
  CHSC64946  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7057 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 41, 4.0 mi N of its junction with Forest Road 28N36 (N of Stuart Gap). 1170 Comment
  CAS-BOT-BC318628  Hieracium greenei John Thomas Howell 1960-8-19 36197 Tehama Brokeoff Mt., Lassen Volcanic National Park 2804 Comment
  CHSC80597  Hieracium scouleri var. nudicaule Lowell Ahart 2001-6-16 8851 Tehama On both sides of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 4 1/2 miles (air) west of Butte Meadows. 1112 Comment
  SEINET249868 Image available Holcus lanatus Gravenhorst 1967-9-15 87 Tehama 10 miles west of Red Bluff. 152 Comment
  RSA739609  Holocarpha virgata John Dittes 2003-6-28 2003 -69 Tehama San Joanquin Valley, rolling foothills, ca. 13.3 air miles NNE of Livermore, 3.4 air miles SSW of Brentwood, 1.3 air miles SE of Marsh Creek Reservoir Gauging Station. 73 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
  HSC97586  Holodiscus discolor Vernon H. Oswald, L. Ahart 1997-7-7 8670 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 Comment
  JEPS95108  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
  RSA66361  Holodiscus discolor Philip A. Munz 1951-7-27 16969 Tehama S base of S Yolla Bollly Mts. 2226 Comment
  UC1586442  Holodiscus discolor Vernon H. Oswald and Lowell Ahart 1991-7-10 4730 Tehama 8 air mi SW of Paskenta (Round Valley Road (M4 or Forest Rd 23N02), 0.1 mi W of Forest Rd 23N69) 987 Comment
  CAS-BOT-BC150151  Holodiscus microphyllus var. microphyllus John Thomas Howell 1960-8-19 36198 Tehama Brokeoff Mt. 2804 Comment
  CDA15421  Hordeum marinum subsp. gussoneanum G. F. Hrusa, J. Hart 1998-5-1 14438 Tehama Sacramento Valley; Uncommon in colonies on outer edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  CHSC75429  Hordeum marinum subsp. gussoneanum Ben Myhre 1997-4-25 34 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC41101  Hordeum marinum subsp. gussoneanum J. P. Smith, J. O. Sawyer 1973-4-14 6068 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  UC625495  Horkelia fusca subsp. tenella Frank W. Gould 1938-6-26 469 Tehama just w Plumas Co. Line (near hwy 89) 1554 Comment
  CAS-BOT-BC143970  Horkelia fusca var. tenella David D. Keck 1930-7-24 964 Tehama Mineral 1525 Comment
  CAS-BOT-BC540022  Horkelia tridentata var. tridentata John Thomas Howell 1960-4-20 36272 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  CHSC68947  Hosackia oblongifolia var. oblongifolia Vernon Oswald; Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC65084  Hydrocotyle ranunculoides Vernon H. Oswald; Lowell Ahart 1995-7-31 7163 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy, 36), 0.3 mi W of Lane Valley Rd. (just W of the Buildings at Long Ranch). 335 Comment
  CHSC90444  Hydrophyllum occidentale Niall McCarten; Roxanne Bittman 1986-6-16 5425 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  JEPS66778  Hypericum anagalloides W. L. Jepson 1929-9-27 15287 Tehama Manton 853 Comment
  RSA699704  Hypericum androsaemum L. Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama 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 Ponderrosa Way (FR 29N29), abouth 26 miles east of Red Bluff. 655 Comment
  CHSC77585  Hypericum perforatum B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1033 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CAS-BOT-BC401278  Hypericum perforatum John Thomas Howell 1960-8-20 36242 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  UC1010359  Iris tenuissima Milo S. Baker and H. K. Wagnon 1953-6-21 12774 Tehama w of Paskenta (logging road, Whiskey Saddle); Whiskey Saddle 1448 Comment
  UCD39172  Isatis tinctoria Beecher Crampton 1953-5-1 1204 Tehama U.S. Hwy 99, 5 miles N. of Red Bluff. Comment
  CHSC64934  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. 1158 Comment
  CHSC65940  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-23 7412 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 263 Comment
  UC1586565  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1991-5-9 4571 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of Bend Bridge over Sacramento River, ca 400 ft w of large impoundment at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  JEPS106117  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  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
  CHSC75381  Juglans californica var. hindsii Ben Myhre 1997-4-14 2 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  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
  SBBG119951  Juncus balticus L. Ahart 2006-7-26 13082 Tehama ca. 20 yards E of where the dirt rd crosses Colby Crk, ca. 2 mi SE of Colby Mtn, ca. 5 mi NE of Butte Meadows 1518 Comment
  CHSC94283  Juncus balticus var. balticus Lowell Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS110159  Juncus balticus var. balticus Lowell Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS117676  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16883 Tehama On damp to dry rocky soil, on the north side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 726 Comment
  JEPS91287  Juncus bufonius var. bufonius Dean W. Taylor 1993-5-14 13441 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36) 213 Comment
  CHSC44296  Juncus bufonius var. congestus V. Oswald; L. Ahart 1988-5-21 3334 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC96539  Juncus bufonius var. congestus Lowell Ahart 2007-5-8 13746 A 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
  UC1873694  Juncus capitatus Barbara Ertter with Brad Olson 1993-5-15 11820 Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  HSC95715  Juncus covillei Vernon H. Oswald, L. Ahart 1997-7-7 8674 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 Comment
  UC1619921  Juncus covillei var. covillei Barbara Ertter 1991-9-2 10762 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of creek, e side of peak, ca 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  JEPS106212  Juncus dubius Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11187 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC105522  Juncus effusus subsp. pacificus Lowell Ahart; John Dittes 2010-7-17 16864 Tehama On damp red soil, seep, about 20 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC112024  Juncus effusus subsp. pacificus David Toren; Carl Furrer 2002-9-3 2105 Tehama Mendocino National Forest. Poison Glade, ~1-1/8 mile SW of Log Springs Station in SW corner of county. Accessed by Rd 23N53. 1231 Comment
  HSC70002  Juncus ensifolius Thomas W. Nelson, Jane Nelson 1978-7-21 4445 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CAS-BOT-BC278764  Juncus exiguus 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 (NCoRH) 1665 Comment
  CHSC117155  Juncus howellii Lowell Ahart; John Dittes 2016-6-22 21030 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC94325  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110166  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Just W of the dirt road, E of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) NE of Butte Meadows. 1503 Comment
  UC1748341  Juncus laccatus L. P. Janeway and B. Castro 1999-8-24 6548 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  CAS-BOT-BC26060  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff Comment
  UC1464630  Juncus leiospermus var. leiospermus Lowell Ahart 1979-5-10 Tehama 16 mi w Red Bluff (along Hwy 36) Comment
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  CHSC66020  Juncus oxymeris Vernon H. Oswald 1996-5-13 7562 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the ditch on the S side of Gyle Rd. near the W boundary of the reserve. 100 Comment
  CHSC80103  Juncus tenuis B. Castro 2000-5-11 1162 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS117701  Juncus tenuis Lowell Ahart, John Dittes 2010-7-17 16862 Tehama On damp red soil, seep, about 10 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  RSA740678  Juncus uncialis J. T. Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  SEINET11787695  Juncus uncialis Unknown 1982-1 886 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC102912  Juncus usitatus Peter F. Zika 2007-6-5 23024 Tehama Sacramento Valley. Near Elder Creek on W side of I-5. 85 Comment
  CHSC86842  Juncus xiphioides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS66417  Juncus xiphioides L. R. Heckard and P. Rubtzoff 1971-7-31 2679 Tehama just ne Red Bluff (off the Sacramento River); Sacramento River Comment
  CHSC102327  Juniperus californica L. P. Janeway; B. Castro 2009-4-25 9751 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
  CHSC55171  Juniperus californica L. P. Janeway 1991-6-15 4013 Tehama Small canyon draining into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  JEPS97450  Juniperus californica Vernon H. Oswald and L. Ahart 1995-2-13 6487 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 201 Comment
  UCR164306  Juniperus californica Maile Neel 2000-4-29 H- 2 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  UCR95627  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama c. half way between Red Bluff & Dales. Comment
  HSC1274  Juniperus occidentalis John L. Heywood, D. H. Norris 1968-3-31 1900 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
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Jul 25 2018
  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
  CHSC86542  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  CHSC48990  Keckiella corymbosa Vernon Oswald 1986-7-15 2204 Tehama Round Valley Rd. (M4), 20.0 mi w of Paskenta. 1463 Comment
  NY790302  Keckiella corymbosa R. C. F. Bacigalupi 1955-7-17 5353 Tehama Mendocino National Forest. Along broad lumber-truck road, on ridge between Mill and Digger Creeks, 11.3 miles (by road) west of Paskenta 1097.3 Comment
  CHSC101378  Keckiella lemmonii David Isle 1992-7-7 1544 Tehama Mendocino National Forest; Thomes Creek Watershed; north bank of Rd 23N02 1-2 miles west of Salt Creek Conservation Camp. 621 Comment
  CHSC87906  Keckiella lemmonii Lowell Ahart 2004-6-11 11029 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  UCR263531  Keckiella lemmonii Barbara Ertter 1991-9-2 10795 Tehama Northern Coast Range, Paskenta - Round Valley Road, Route M4 over Mendocino Pass, 8.0 miles west of Newville Road junction, c. 7 air miles southwest of Paskenta 762 Comment
  HSC89835  Kickxia elatine Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  UC1562666  Kickxia elatine Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama w of Orland (s side of nw arm of Black Butte Lake); Black Butte Lake 152 Comment
  CHSC77811  Koeleria phleoides B. Castro; C. Warren, L. P. Janeway 1999-5-4 908 A Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 265 Comment
  CAS-BOT-BC340324  Kyhosia bolanderi John Thomas Howell 1960-8-20 36230 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC66877  Lactuca saligna Vernon H. Oswald; Lowell Ahart 1996-9-4 8251 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream. 182 Comment
  JEPS104863  Lactuca serriola Dean W. Taylor 1992-8-22 13213 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest 1554 Comment
  JEPS88084  Lagophylla glandulosa Vernon H. Oswald and Lowell Ahart 1996-7-8 7954 Tehama BLM parcel along Hwy 36 ne Red Bluff (on banks of intermittent stream crossing ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UC89189  Lagophylla glandulosa T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UC980574  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama roadside a mile or so e Paskenta (west Tehama County) Comment
  CAS-BOT-BC341381  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  RSA151743  Lagophylla glandulosa R. C. Bacigalupi, G. Bacigalupi, J. R. Sweeney 1953-8-29 4339 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  RSA606131  Lagophylla glandulosa L. C. Wheeler 1935-5-23 3520 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UC360286  Lagophylla glandulosa E. B. Babcock 1928-6-27 188 Tehama from 4 to 7 mi e Payne's Creek (along road from Red Bluff to Susanville) Comment
  CHSC91088  Lagophylla minor D. Isle 1995-6-20 211 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. end Nomlaki Trailhead, 0.15 mi. above Wilder Pond, =1.8 mi. up Log Springs Rd. (23N02.3=55 on Rec Map) from Salt Creek CC. Comment
  UCR47728  Lagophylla minor C. B. Wolf 1937-5-15 08675 Tehama Inner North Coast Range, 2 mi. below Mud Flat on Paskenta to Covelo Road 457 Comment
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Jan 7 2013
  CHSC4041  Lamium amplexicaule D. F. Johnson 1967-5-3 25 Tehama Scattered in residence yard ca. 150 yds north of Johnson Rd. ca. 10.5 mi. west of Red Bluff. 170 Comment
  CHSC65792  Lamium amplexicaule Vernon H. Oswald; Lowell Ahart 1996-4-8 7330 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the edge of Paynes Creek near its mouth on the Sacramento River. 85 Comment
  CHSC67232  Lamium amplexicaule James D. Jokerst 1981-2-23 1238 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Ca. 150 ft N of Pine Creek. Comment
  JEPS88375  Lamium amplexicaule Vernon H. Oswald and Lowell Ahart 1996-4-8 7330 .1 Tehama on the e edge of Paynes Creek near its mouth on the Sacramento River (Hog Lake Plateau, Cascade Range Foothills, BLM parcel along Hwy 36 ne of Red Bluff); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 85 Comment
  HSC90053  Lasthenia californica Rohmer, Grefsrud, Reed 1990-3-31 18 Tehama Next to Hwy. 36, 3 mi. E of Road A-5 229 Comment
  RSA586004  Lasthenia californica Adree M. Desrochers 1989-4-3 425 Tehama Near Red Bluff. Along Road 36, 4.3 km E of intersection 99/36. Comment
  JEPS10161  Lasthenia californica subsp. californica W. L. Jepson 1899-4-29 Tehama Manzanita Flat Manzanita Flat (situated about 14 mi w and a little n of Red Bluff, on the watershed of the South Fork of Cottonwood Creek...) Comment
  CHSC83622  Lasthenia fremontii L. P. Janeway 2002-4-23 7516 Tehama Inner North Coast Ranges. Low rise between Morrison Bryant Road and the flats on the south side of North Fork Stony Creek, 0.2 mi west of the edge of Black Butte Creek. Vernal pool. 149 Comment
  JEPS22653  Lasthenia fremontii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6283 Tehama about 2 mi w of Kirkwood and about 1/2 mi w of U.S. Highway 99; Corning 73 Comment
  CHSC67169  Lasthenia platycarpha James D. Jokerst 1984-3-17 1938 Tehama Wurlitzer Ranch on the E side of Meridian Rd., plains S of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 Comment
  UCD133885  Lasthenia platycarpha Joseph M. DiTomaso 1976-3-28 376 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC55692  Lathyrus nevadensis K. R. Stern 1986-5-21 8315 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  UC1608314  Lathyrus polyphyllus Brad Penkala 1990-6-6 121 Tehama 0.5 air mi ne Stuart Gap (along Forest Service Rd 28N36); Shasta-Trinity National Forests, Yolla Bolla Ranger Dist. 432 Comment
  CAS-BOT-BC213275  Lathyrus sulphureus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff 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
  JEPS94811  Layia chrysanthemoides Vernon Oswald and Lowell Ahart 1998-4-27 8982 Tehama Vestal Road 3.8 mi s of Highway 36 between Red Bluff and Platina; Vestal Road 365 Comment
  CHSC31106  Layia fremontii W. F. Babb 1980-4-5 3 Tehama In field at 240 McLane Ave., Corning. 100 Comment
  HSC68164  Layia fremontii J. P. Smith, J. O. Sawyer 1973-4-14 6067 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  RSA714823  Layia fremontii Daisie Huang 2006-4-15 06041506 Tehama Manton Rd. 204 Comment
  SEINET11447716 Image available Layia fremontii C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 48 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site Comment
  UCR11247  Layia fremontii Wm. Horn Jr. 1967-4-9 670409- 04 Tehama Jelly's Ferry Road, 6 mi. NE of intersection with Hwy I-5, c. 7 miles NE of Red Bluff 122 Comment
  CHSC75320  Lemna minuta Vernon H. Oswald; Lowell Ahart 1999-4-21 9714 Tehama McClure Place on the High Trestle-McClure Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. On a meadow at the homestead. 609 Comment
  JEPS121170  Lemna minuta Lowell Ahart 2013-8-2 18989 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  UC1777679  Leontodon saxatilis subsp. longirostris Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Comment
  CHSC77758  Lepidium latipes var. latipes B. Castro; L. P. Janeway 1999-5-5 923 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. Near Round Valley Rd. 268 Comment
  UCD18750  Lepidium nitidum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 43 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  HSC49143  Lepidium nitidum J. O. Sawyer, R. J. Cole 1979-3-11 3332 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  CHSC65661  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the parcel. On the banks of the intermittent stream crossing the preserve. 99 Comment
  JEPS88480  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Approximate center of the parcel 0.6 m S of Gyle Road, 0.5 mi E of the dirt lane along the W side of the parcel. Comment
  JEPS97452  Lepidium nitidum var. nitidum Vernon H. Oswald and L. Ahart 1995-3-6 6508 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC27861  Lepidium strictum Eric J. Miller 1978-4-24 4 Tehama Ca 1 km w of Sacramento River at Woodson Bridge. 28 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
  CHSC41045  Leptochloa fusca subsp. fascicularis Pauleen Broyles 1982-6-24 831 Tehama The Nature Conservancy Vina Plains Preserve. Bank above irrigation ditch near Lassen Road. 70 Comment
  POM298984  Leptosiphon ambiguus Alice Eastwood, J. T. Howell 1941-7-9 s.n. Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
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Jul 13 2018
  CHSC102321  Leptosiphon bicolor L. P. Janeway 2009-4-4 9716 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC65673  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1996-3-18 7232 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. Bluffs overlooking the Sacramento River ca. 1.25 mi downstream from the mouth of Paynes Creek. 182 Comment
  CHSC78883  Leptosiphon bolanderi Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley and Newville Road (Garland Road). 280 Comment
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  CHSC87233  Leptosiphon bolanderi Jenny Marr; L. P. Janeway 1999-4-7 Tehama Vicinity of Rocky Ridge and uppermost North Fork Stony Creek. 259 Comment
  SD70024  Leptosiphon bolanderi Darley Howe 1968-5-28 4539 Tehama 1.3 miles north of Log Springs Guard Station. 1372 Comment
  RSA93380  Leptosiphon bolanderi M. S. Baker, H. K. Wagnon 1953-5-30 12540 Tehama Logging road west of Paskenta in burned area near 5 mi post Comment
  UC1949343  Leptosiphon ciliatus Barbara Ertter with Brad Olson 1991-7-6 10361 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; around campsite at W end of meadow Comment
  UCD80633  Leptosiphon ciliatus CNPS SN Foothill Team 2005-5-17 SNNR 0195 c Tehama TNC, Dye Creek Preserve. 235 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
  JEPS13256  Lesquerella occidentalis subsp. occidentalis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5322 Tehama e summit of Mt. Linn (exposed ridge-top of Yolla Bolly Mountain); South Yolla Bolly Mountain 2346 Comment
  UC1001303  Lesquerella occidentalis subsp. occidentalis Louise Kellogg 1952-7-12 27 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino National Forest (Middle Eel-Yolla Bolla Primitive Area) 2438 Comment
  UC1037360  Lesquerella occidentalis subsp. occidentalis Douglas Barbe 1955-7-16 183 Tehama e ridge leading to summit of South Yolla Bolly Mountain (Mt. Linn) (western Tehama County); ridge leading to summit South Yolla Bolly Mt. (Mt. Linn) 2286 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
  RSA595742  Lessingia nana Louis C. Wheeler 1958-8-25 7444 Tehama 1.5 mi. south of Vina on Vina-Chico Road, en route to Corning. Comment
  CHSC78809  Lessingia nemaclada Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  RSA31853  Lessingia nemaclada A. A. Heller 1937-6-21 s.n. Tehama Deer Creek 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
  JEPS97360  Lessingia virgata Vernon H. Oswald 1995-6-30 6954 Tehama T29N R2W NW1/4 NW1/4 Sect. 35, 700 ft., Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  UC87986  Lessingia virgata T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UC2042872  Leucanthemum vulgare Barbara Ertter 1989-7-4 8696 Tehama 1.4 mi E of Mineral on Highway 36 at Conard Grove LP, upper edge of Battle Creek Meadows along Nanny Creek. Comment
  CHSC68825  Lewisia triphylla Vernon Oswald; Lowell Ahart 1997-6-10 8569 Tehama Between Paskenta and Covelo on Forest Road 23N60 to Anthony Peak Lookout, 0.8 mi northwest of its junction with 24N02 near Wells Cabin Campground. 2005 Comment
  CAS-BOT-BC444501  Lewisia triphylla Alice Eastwood; John Thomas Howell 1941-7-9 9833 Tehama Near Government Flat Comment
  UC923145  Ligusticum grayi Freed W. Hoffman 1950-7-5 3259 Tehama trail to Yolla Bolly Summit (N. Yolla Bolly) from White Rock Guard Station (near Trinity-Tehama Co. boundary) 1828 Comment
  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
  HSC81969  Lilium pardalinum subsp. pardalinum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4898 Tehama Along Post Creek just upstream from Forest Service road 1372 Comment
  CHSC23682  Lilium pardalinum subsp. shastense K. Stern 1975-7-24 Tehama Along Hwy. 32. Comment
  JEPS61963  Lilium parvum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  LA22089  Lilium washingtonianum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC102448  Limnanthes alba subsp. alba L. P. Janeway; B. Castro 2009-4-25 9768 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC53961  Limnanthes douglasii subsp. nivea Vernon H. Oswald; Lowell Ahart 1991-4-16 4505 Tehama Red Bank Rd, 2.1 mi north of Colyear Springs Rd, north of Paskenta. Along an intermittent streamlet. 286 Comment
  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
  CHSC64356  Limnanthes douglasii subsp. rosea Vernon H. Oswald; Lowell Ahart 1995-3-19 6536 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just s of Inks Creek Rd. and w of Manton Rd. 213 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
  RSA178674  Limnanthes douglasii subsp. rosea A. A. Heller 1926-4-10 13914 Tehama Along the Pacific Highway southeast of Vina. Comment
  CHSC55503  Limnanthes floccosa subsp. floccosa Vivian L. Long 1991-4-4 8 Tehama Ca 2 m west of Hwy A6, 1.6 km north of Hwy 36, ca 0.8 km south of Dales Lake. 203 Comment
  CHSC79770  Limnanthes striata L. Snyder; B. Redfern, A. de Knijf 1999-4-17 44 Tehama Hwy 36 bu Tedoc Gap Road. 540 Comment
  CHSC41099  Limosella acaulis Pauleen Broyles 1982-5-17 621 Tehama Just s of Lassen Rd. 60 Comment
  JEPS97256  Limosella aquatica Vernon H. Oswald and L. Ahart 1995-5-9 6709 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  JEPS105870  Linanthus bicolor Lowell Ahart 2004-4-29 10801 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  UC1594597  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
  CDA40057  Linanthus bolanderi Vernon H. Oswald & Lowell Ahart 1998-4-27 8971 Tehama Pettyjohn Road, 0.9 mile west of its junction with Weemasoul Road, west of Red Bluff and southeast of Platina. Comment
  CHSC83389  Linanthus dichotomus L. P. Janeway; Shirley Innecken 2002-3-5 7433 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 335 Comment
  HSC15794  Linanthus dichotomus subsp. meridianus John L. Heywood, D. H. Norris 1968-3-31 1904 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  UC1148887  Linanthus harknessii Milo S. Baker 1940-8-13 9821 Tehama Murphy's Government Flat Comment
  JEPS76677  Linanthus nuttallii G. L. Stebbins 1972-6-16 Tehama nw side Tedoc Comment
  CDA40095  Linanthus parviflorus Vernon H. Oswald & Lowell Ahart 1998-4-27 8967 Tehama Pettyjohn Road 8.9 miles west of its junction with Cannon, Vestal, and Reeds Creek Roads, west of Red Bluff and south of Hwy 36. On the south edge of Guyre Creek. Comment
  OBI5323  Linaria dalmatica T. C. Fuller 1968-9-17 17615 Tehama Scenic Ave, Mineral. SE corner of the yard, opp the W end of the school yard Comment
  CDA41687  Lindernia dubia var. anagallidea L. Ahart, John Dittes 2003-9-17 10592 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC105936  Linum bienne Lowell Ahart; John Dittes 2010-7-17 16875 Tehama Near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  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
  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
  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
  JEPS75775  Lithophragma glabrum Todd and Virginia Keeler-Wolf 1971-6-19 192 Tehama about 1 mi sw Chicago Camp (Yolla Bolly Mountains); , sw of Chicago Camp 1828 Comment
  CHSC88850  Lithophragma parviflorum A. Peterson 2003-4-17 38 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  CHSC53982  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4536 Tehama Hwy 36, 0.4 mile west of Supan Gulch, 1.9 miles west of Dales. 170 Comment
  CHSC68579  Lithospermum californicum Vernon H. Oswald; Lowell Ahart 1997-5-14 8423 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek/ 1030 Comment
  UCSB13402  Lithospermum californicum Dearing, Hugh; Dearing, Margaret 1938-6-24 Tehama 5 miles east of Mineral Comment
  CHSC80341  Logfia gallica Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Julie Cunningham 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 243 Comment
  CHSC66026  Lolium temulentum var. leptochaeton Vernon H. Oswald 1996-5-13 7559 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N bank of the creek just E of the W boundary of the reserve. 103 Comment
  CHSC42596  Lomatium californicum Vernon Oswald 1986-5-23 2037 Tehama Round Valley Rd. (M4) 1.0 mi sw of the w end of the road to Mud Flat. 1066 Comment
  UC1004193  Lomatium caruifolium var. denticulatum W. A. Weber and Lewis S. Rose 1953-5-23 8466 Tehama 2 mi. s. Cottonwood 121 Comment
  UC2028258  Lomatium caruifolium var. denticulatum Barbara Ertter with James Shevock 1993-4-30 11626 Tehama Jelly Ferry Road ca. 6 miles NNE of Interstate Highway 5 north of Red Bluff Comment
  UC875116  Lomatium caruifolium var. denticulatum A. A. Heller 1916-4-20 12336 Tehama 3 mi. n. Red Bluff Comment
  JEPS25398  Lomatium caruifolium var. denticulatum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7013 Tehama 1 1/4 mi. n.e. Little Inskip Hill (along Lane Valley rd., drainage of Morgan Creek, ca. 4 mi. n.-n.w. of Paynes Creek) 438 Comment
  OBI72068  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1.2 mi S of hwy 36. t28N R6W sec 20 NESW; upper edge of formerly disked pasture 229 Comment
  UC1609191  Lomatium ciliolatum var. ciliolatum Vernon H. Oswald and Lowell Ahart 1993-9-2 5914 Tehama ca. 20 mi. (air) n.w. Paskenta (ridge running e. from Mt. Linn, n. side of ridge, S. Yolla Bolly Mt.); S. Yolla Bolly Mt. 2438 Comment
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Feb 14 2007
  SEINET8589431  Lomatium dasycarpum B. G. Brehm 1968-4-7 2919 Tehama 5.5 mi W on Colyer Road from junction with Mountain Road; ca. 25 mi SW of Red Bluff Comment
  HSC35379  Lomatium dasycarpum subsp. dasycarpum R. M. Sullivan 1975-5-4 55 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  JEPS17048  Lomatium dasycarpum subsp. tomentosum W. L. Jepson 1899-4-25 14293 Tehama bed of Crane Creek, Stiver's Ranch western Tehama Co., Stiver's Ranch, Crane Creek Comment
  UC1072711  Lomatium macrocarpum Douglas Barbe 1955-7-21 236 Tehama near Harding Spring on the trail to Square Lake W Tehama Co. 2072 Comment
  RSA90527  Lomatium marginatum Milo S. Baker 1937-5-15 8653 Tehama Highway 36, a few miles NE of Red Bluff on old road Comment
  JEPS17155  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-25 14286 Tehama Stiver's Ranch, Crane Creek Comment
  UCD35952  Lomatium marginatum var. marginatum Beecher Crampton 1953-4-30 1183 Tehama 10 miles east of Beegum. Comment
  CHSC77719  Lomatium marginatum var. purpureum B. Castro; M. A. Griggs 1999-4-9 874 Tehama About 20 air miles NW of Orland, vicinity of Rocky Ridge. 231 Comment
  CDA38462  Lomatium marginatum var. purpureum Vernon H. Oswald & Lowell Ahart 1998-4-27 8959 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC66469  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1996-5-20 7585 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  CHSC78583  Lomatium utriculatum J. Marr; C. Warren, J. Lacey, J. Cunningham, H. West 1998-4-2 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Ck and Red Bank Rd. 304 Comment
  JEPS12241  Lomatium utriculatum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (along Paskenta-Covelo rd.) Comment
  UC1949245  Lomatium utriculatum Barbara Ertter 1991-5-18 9861 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; NE-facing slope above steep draw Comment
  UC1586553  Lomatium vaginatum Vernon H. Oswald and Lowell Ahart 1991-4-16 4493 Tehama n. Paskenta (Lowrey Rd. ca. 1 mi. n. of McCarty Creek Rd.) 243 Comment
  CHSC77763  Lonicera hispidula B. Castro; C. Warren, L. P. Janeway 1999-5-4 919 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 298 Comment
  CHSC37549  Lonicera interrupta T. B. Devine 1977-5-22 385 Tehama 50 yds S of Pine Creek, 6 mi E of Hwy 99. 121 Comment
  SEINET3854172 Image available Lotus A. A. Heller 1937-8-20 16170 Tehama Eastern end of Deer Creek Meadows Comment
  UCR119836  Lotus denticulatus Beecher Crampton 1954-6-16 1970 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  HSC98241  Lotus humistratus Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. Comment
  JEPS97224  Lotus micranthus Vernon H. Oswald and L. Ahart 1995-4-25 6681 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  JEPS75818  Lotus nevadensis var. nevadensis Todd and Virginia Keeler-Wolf 1971-7-20 343 Tehama Upper Glade Yolla Bolly Mountains 1584 Comment
  UCR123530  Lotus oblongifolius var. oblongifolius George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6895 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
  JEPS94349  Lotus pinnatus Vernon H. Oswald and Lowell Ahart 1997-5-14 8418 Tehama Ponderosa Way (Forest Road 28N29) 3.8 mi se of Plum Creek Road at a low-water crossing of the North Fork Antelope Creek North Fork Antelope Creek; Ponderosa Way 938 Comment
  CDA27303  Lotus purshianus var. purshianus L. Ahart, J. Dittes 2003-9-17 10579 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  JEPS88139  Lotus purshianus var. purshianus Vernon H. Oswald and Lowell Ahart 1996-7-8 7987 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, on parking lot along Hwy. 36 s. of Hog Lake, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  JEPS55833  Lotus wrangelianus W. L. Jepson 1899-4-30 13794 Tehama Red Bluff Comment
  JEPS88140  Ludwigia palustris Vernon H. Oswald and Lowell Ahart 1996-7-8 7967 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on flood plain of Paynes Creek e. of the mouth of intermittent stream crossing the n.e. corner of the parcel); Cascade Range Foothills 158 Comment
  CHSC88829  Lupinus bicolor Pat Sater 2001-4-8 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
  JEPS88481  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1996-4-3 7279 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Thomes Creek Ecological Reserve; Sacramento Valley 103 Comment
  RSA437369  Lupinus bicolor subsp. bicolor Aaron Liston, M. Blumler 1987-4-24 654 -18 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC102352  Lupinus bicolor var. pipersmithii L. P. Janeway 2009-3-28 9653 A Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC54007  Lupinus bicolor var. pipersmithii Vernon H. Oswald; Lowell Ahart 1991-5-9 4573 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. 91 Comment
  CHSC75269  Lupinus bicolor var. tridentatus Vernon H. Oswald; Lowell Ahart 1999-4-21 9709 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 655 Comment
  CHSC90449  Lupinus latifolius var. columbianus Niall McCarten; Roxanne Bittman 1986-6-14 5398 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. No. side Rd. 25N26. 1402 Comment
  CHSC77574  Lupinus microcarpus var. densiflorus B. Castro; L. Janeway 1999-5-18 895 Tehama About 11 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 333 Comment
  UCD21124  Lupinus microcarpus var. microcarpus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-25 299 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS003. Comment
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  UCD109091  Lupinus nanus P. B. Kennedy 1928-5-7 s.n. Tehama 9 miles from Red Bluff. F. Lessiere Ranch. Comment
  JEPS88281  Lupinus nanus var. vallicola Vernon H. Oswald and Lowell Ahart 1996-5-6 7536 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s side of gravel road 1.4 mi w of parking lot on Hwy 36, (0.4 mi w of power line crossing gravel road),Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 249 Comment
  UC1072712  Lupinus obtusilobus Douglas Barbe 1955-7-16 200 Tehama e ridge leading to South Yolla Bolly summit (west Tehama Co.); South Yolla Bolly, Mt. Linn 2316 Comment
  CHSC46815  Lupinus polycarpus R. Schlising 1986-3-24 4484 Tehama Vina Plains Preserve, about 15 mi n of Chico, on Hwy 99. 60 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
  JEPS28791  Luzula comosa var. laxa George W. Gillett 1957-8-18 1095 Tehama Brokeoff Mountain. Lower portion of the Brokeoff Trail, about 1/4 mile above the Sulphur Works Checking Station 2103 Comment
  CHSC68973  Luzula parviflora Vernon Oswald; Lowell Ahart 1997-7-7 8967 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CHSC84311  Lythrum hyssopifolia Lowell Ahart; John Dittes 2003-6-11 10245 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104306  Lythrum hyssopifolia Lowell Ahart 2003-6-11 10245 Tehama On the west side of Battle Creek, ca 1 mile north of Manton Road, ca 1 1/2 miles (air) ne of the Colman Power House, ca 5 miles (air) wsw of Darah Springs State Fish Hatchery, ca 10 miles (air) ene of Cottonwood. 153 Comment
  SEINET12194974  Lythrum hyssopifolia Unknown 1982-1 666 Tehama The Nature Conservancy Vina Plains preserve 66 Comment
  JEPS88329  Madia exigua Vernon H. Oswald and Lowell Ahart 1996-5-20 7581 Tehama BLM parcel along Hwy 36 ne Red Bluff (on banks of intermittent stream at ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC89494  Madia gracilis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-5-19 2667 Tehama Sacramento Valley. On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. Lat:40deg. 15'N Long: 122 deg. 28' W 243 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
  RSA0027419  Madia gracilis Barbara Ertter 1990-5-12 8932 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
  RSA505416  Madia minima R. C. Bacigalupi, G. Thomas Robbins, K. Wagnon, D. Barbe 1955-7-17 5352 Tehama Ridge top, 0.3 mile south of Post Pile Camp, about 19 miles north of Paskenta, Mendocino National Forest 1921 Comment
  CHSC88513  Malacothamnus fremontii Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 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
  CHSC40054  Malacothrix floccifera L. Constance; J. L. Morrison 1938-5-1 2184 Tehama Hills 5 miles southwest of Paskenta, Inner North Coast Ranges. 365 Comment
  JEPS36626  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC2042814  Malacothrix floccifera Barbara Ertter 1990-5-12 8939 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  RSA90790  Malacothrix floccifera Milo S. Baker 1953-5-9 12592 Tehama Logging road 6 miles west of Paskenta Comment
  CHSC41007  Malva nicaeensis Pauleen Broyles 1982-6-10 722 Tehama The Nature Conservancy Vina Plains Preserve. Near barn in s pasture. 62 Comment
  CHSC75382  Marrubium vulgare Ben Myhre 1997-4-14 25 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC80657  Marrubium vulgare Lowell Ahart 2001-6-14 8833 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC40577  Matricaria discoidea Pauleen Broyles 1982-4-12 397 Tehama The Nature Conservancy Vina Plains Preserve. Near barn. 60 Comment
  JEPS97203  Matricaria discoidea Vernon H. Oswald and L. Ahart 1995-4-3 6557 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  CHSC66047  Medicago arabica Vernon H. Oswald 1996-5-6 7524 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing along Paynes Creek. 124 Comment
  JEPS97237  Medicago polymorpha var. brevispina Vernon H. Oswald and L. Ahart 1995-4-17 6660 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  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
  JEPS103580  Medicago praecox Lowell Ahart 2002-4-27 9566 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
  JEPS95954  Medicago praecox Vernon H. Oswald and L. Ahart 1999-4-21 9711 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NW1/4 Sect. 23, 2100 ft, blue oak woodland 640 Comment
  JEPS102658  Melica aristata Lowell Ahart 2001-6-16 8872 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  UCR119006  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Mendocino National Forest., 1 mile north of Hawell Saddle 1921 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
  CAS-BOT-BC282120  Melica geyeri B. Crampton 1954-6-16 1964 Tehama Whiskey Saddle, Crane Mills main logging road, to the W of Paskenta 1438 Comment
  UCD32611  Melica geyeri Beecher Crampton 1954-6-16 1977 Tehama Tehama County, Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 Comment
  UCD87315  Melica geyeri Beecher Crampton 1954-6-16 1964 Tehama Crane Mills logging road, Whiskey Saddle, Mendocino National Forest--Paskenta District. 1438 Comment
  CHSC68981  Melica harfordii Vernon Oswald; Lowell Ahart 1997-7-7 8685 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  UC1025132  Melica stricta Douglas Barbe 1955-7-16 169 Tehama East Ridge leading to summit South Yolla Bolly (w Tehama County) Comment
  UCD87026  Melica torreyana August L. Hormay 1928-6-6 s.n. Tehama Campbellville, east of Chico Comment
  CHSC64620  Melilotus indicus Vernon H. Oswald; Lowell Ahart 1995-4-17 6659 Tehama Dales Lake Ecological Station. Cascade Range Foothills. W. side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common weed in gravel on the edge of Inks Creek Rd. 213 Comment
  JEPS106326  Melilotus officinalis Lowell Ahart 2004-6-11 11025 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
  JEPS63467  Mentha canadensis Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  UCD117229  Mentzelia dispersa Dean W. Taylor 1976-7-9 6053 Tehama at headwaters of Cub Creek. 1859 Comment
  JEPS13949  Mentzelia dispersa Rimo Bacigalupi with G. T. Robbins, K. Wagnon and D. Barbe 1955-7-17 5348 Tehama 19.5 mi n Paskenta (just east of summit of ridge); Mendocino National Forest, Post Pile Camp 1948 Comment
  CAS-BOT-BC428741  Micranthes californica A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  CHSC101184  Micranthes californica L. P. Janeway 2009-3-28 9684 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  CHSC65666  Micranthes californica Vernon H. Oswald 1996-3-20 7238 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. 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 preserve. On a grassy slope along the south side of the intermittent stream. 99 Comment
  CHSC102368  Micropus californicus var. californicus L. P. Janeway 2009-3-28 9654 Tehama 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
  CHSC28782  Micropus californicus var. californicus J. D. Jokerst 1979-4-1 190 Tehama Vina Plains. N. bank of Zimmershed Cr. Comment
  CHSC64599  Micropus californicus var. californicus Vernon H. Oswald; Lowell Ahart 1995-4-17 6666 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w side of the borrow pit. 213 Comment
  CHSC84676  Micropus californicus var. californicus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 326 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  HSC65818  Micropus californicus var. californicus C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 85 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 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
  JEPS86514  Micropus californicus var. californicus Roy E. Buck, Glenn L. Clifton 1990-4-3 1485 Tehama ne of, just e of gas pipeline Red Bluff; Sacramento River-Sevenmile Creek confluence 228 Comment
  CHSC65946  Microseris acuminata Vernon H. Oswald; Lowell Ahart 1996-4-23 7422 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  CHSC70864  Microseris douglasii subsp. douglasii Vernon Oswald; Lowell Ahart 1998-4-27 8983 Tehama Vestal Rd. 3.8 mi south of Hwy. 36 between Red Bluff and Platina. 365 Comment
  JEPS35675  Microseris douglasii subsp. douglasii W. L. Jepson 1932-5-9 16321 Tehama Paskenta Paskenta (sw Tehama County) 304 Comment
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Jul 1 2009
  CHSC102361  Microsteris gracilis L. P. Janeway 2009-3-28 9666 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC116684  Microsteris gracilis Lowell Ahart; John Dittes 2016-4-29 20805 Tehama On the east side of the trail, about 100 yards south of the fish laddder 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
  CHSC117348  Mimetanthe pilosa B. Castro; L. P. Janeway 2015-7-13 2101 Tehama Sacramento Valley. In bottom of Thomes Creek channel, ca 1.25 mi Wf Hwy I-5 and ca 50 ft E of the Rawson Rd bridge. N S side of dry creek bed. 91 Comment
  CHSC65127  Mimetanthe pilosa Vernon H. Oswald; Lowell Ahart 1995-7-31 7156 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36) 2.5 mi SW of its jct, with Lane Valley Rd. 329 Comment
  CHSC77800  Mimetanthe pilosa B. Castro; L. P. Janeway 1999-6-21 988 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  CHSC84598  Mimetanthe pilosa Lowell Ahart; John Dittes 2003-9-17 10593 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
  UC1010437  Mimulus Milo S. Baker and H. K. Wagnon 1953-6-20 12748 Tehama logging road w Paskenta (near 10 mi post) Comment
  UC1239062  Mimulus Freed W. Hoffman 1948-7-1 2538 Tehama 7.9 mi w Paskenta (serpentine about peak); Eagle Peak 640 Comment
  SEINET7067164  Mimulus bicolor A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral. Coordinate datum: NAD27. UTM Zone 10, 601777mE, 4467962mN. Comment
  UC1585903  Mimulus bicolor Barbara Ertter 1989-5-3 8441 Tehama ca. 20 air mi sw Chester (Deer Creek Rd. (Rt. 32) at milepost 12.00, e side of creek); Deer Creek 975 Comment
  SEINET3365883 Image available Mimulus breweri Louise Kellogg 1952-7-9 10 Tehama Near Squaw CAmp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2134 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
  UC1731247  Mimulus glaucescens Dean W. Taylor 1997-6-18 16075 Tehama ca 0.5 mi s, on Ponderosa Way Chapman Gulch (ca 4 mi s Hwy 36, above culvert in dirt rd); CaRF 960 Comment
  JEPS10506  Mimulus guttatus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  JEPS3554  Mimulus guttatus Milo S. Baker and H. K. Wagnon 1953-4-26 12549 Tehama w Paskenta (at 5 mi post) 243 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
  CDA41789  Mimulus guttatus L. Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  SEINET10570349  Mimulus guttatus David B. Dunn, Billy Joe Cox; Melissa Leake 1971-6-10 Dunn 17965 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
  SEINET12334066  Mimulus guttatus Unknown 1976-1 1 Tehama Birch Creek, ca 0.5 mi S of Corning Rd, 2.5 mi W of Corning 82 Comment
  UCD122709  Mimulus guttatus J. M. Tucker 1959-7-19 3564 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  JEPS97005  Mimulus kelloggii Vernon H. Oswald and L. Ahart 1994-3-8 5983 Tehama T23N R7W SE1/4 Sec. 22, 1280 ft, Chaparral-Foothill Woodland ecotone. Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta 390 Comment
  UCD35956  Mimulus kelloggii Beecher Crampton 1953-5-1 1187 Tehama 1.5 miles south of Payne Creek. Comment
  JEPS9259  Mimulus latidens R. F. Hoover 1937-5-19 2259 Tehama near Vina Comment
  RSA309392  Mimulus latidens Robert F. Hoover 1937-5-19 2259 Tehama Near Vina. Comment
  CDA41706  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  HSC74969  Mimulus layneae J. P. Smith, Thomas W. Nelson 1979-6-24 10180 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  RSA759887  Mimulus layneae Barbara J. Ertter, Brad Olson 1991-7-4 10214 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  RSA93036  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-30 12676 Tehama About 5 mi W of Paskenta but 5 east of logging road. Comment
  RSA14419  Mimulus lewisii H. P. Bracelin 1932-7-23 675 Tehama Mt. Lassen National Park, 9 miles above Mineral. Comment
  UC1019546  Mimulus moniliformis Louise Kellogg 1952-7-15 56 Tehama directly s South Yolla Bolly Mountain (on Boswell Ridge, near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  UCD19413  Mimulus moschatus Gerald Dickinson 1964-7-24 234 Tehama Anthony Peak, 1/4 mile below slope. 2042 Comment
  UC195466  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s of Vina; Pine Creek Comment
  HSC93493  Mimulus pilosus G. Fred Hrusa 1996-8-17 13504 Tehama Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, adjacent to Hwy. 5 200 Comment
  UC1949185  Mimulus primuloides Barbara Ertter with Brad Olson 1991-7-6 10384 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  SEINET12319569  Mimulus primuloides J. P. Kroessig 1977-1 24 Tehama ca 2 km SW of jct of Hwy 32 & Hwy 36 1090 Comment
  JEPS8149  Mimulus torreyi Jos. Grinnell 1925-6-1 Tehama Mineral 1463 Comment
  JEPS86929  Mimulus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 Plumas Co. line 1490 Comment
  JEPS17589  Mimulus torreyi Rimo Bacigalupi with G. Thomas Robbins 1955-7-18 5366 Tehama 2.8 mi ne Lomo Inn (at Humboldt Road) (along State Highway No. 32, 2.0 mi ne of Butte-Tehama Co. line); Cascade Creek watershed 975 Comment
  UC767416  Mimulus tricolor R. F. Hoover 1937-5-19 2260 Tehama near Vina Comment
  JEPS110245  Minuartia californica Lowell Ahart 2006-5-5 12569 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards north of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 610 Comment
  JEPS97475  Minuartia californica Vernon H. Oswald and L. Ahart 1995-2-22 6493 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NE1/4 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
  HSC1835  Minuartia californica Larry Berti 1969-3-19 31 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
  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
  JEPS88384  Minuartia douglasii Vernon H. Oswald and Lowell Ahart 1996-4-15 7382 .1 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on large meander plain of intermittent stream ca. 0.3 mi. e. of the lane); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 100 Comment
  RSA105342  Minuartia nuttallii subsp. fragilis G. D. Barbe 1955-7-16 165 Tehama Around Oven Lid; Mendocino National Forest. 1921 Comment
  CHSC85297  Minuartia nuttallii subsp. gregaria John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 786 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  JEPS13264  Minuartia nuttallii subsp. gregaria Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5309 Tehama Oven Lid; summit 1981 Comment
  RSA158057  Minuartia nuttallii subsp. gregaria J. M. Tucker, L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  CAS-BOT-BC181120  Minuartia nuttallii var. nuttallii John Thomas Howell 1960-8-19 36201 Tehama Summit ridge, Brokeoff Mt. - Lassen Volcanic National Park 2804 Comment
  CAS-BOT-BC181139  Minuartia rosei J. P. Smith; T. W. Nelson 1978-7-22 10031 Tehama Shasta-Trinity National Foest, Tedoc Mtn. 1613 Comment
  HSC71881  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5855 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  UC1299500  Minuartia rosei Freed W. Hoffman 1950-7-2 3706 Tehama junction of Round Bottom Mine Road and Regan Meadow Road (2.6 mi w of Regan Meadow); North Coast Ranges Comment
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Sep 12 2011
  JEPS94579  Mitella caulescens Vernon Oswald and Lowell Ahart 1997-7-7 8715 Tehama Forest Route 35 at branch of creek ca. 0.4 mi w Rat Trap Gap (n side of Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  JEPS95118  Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  OBI51833  Mollugo verticillata Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  RSA32764  Monardella lanceolata var. lanceolata A. A. Heller 1937-7-21 16168 Tehama Along the Deer Creek Highway several miles west of the first crossing of Deer Creek. Comment
  RSA201217  Monardella odoratissima Hans Leschke 1960-8-5 1678 Tehama Between Summit Lake and Bear Lakes, Lassen Volcanic National Park 2134 Comment
  UC54601  Monardella odoratissima subsp. glauca H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4412 Tehama near Morgan, Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS63398  Monardella odoratissima subsp. pallida Jos. Grinnell 1925-7-7 Tehama Mineral 1463 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
  CHSC102344  Montia fontana L. P. Janeway 2009-4-4 9711 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  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
  CHSC60390  Montia fontana subsp. amporitana Mary Ann Showers 1992-6-26 2598 b Tehama Lassen Volcanic National Park. Moist soil at edge of right bank of Sulphur Creek east of Sulphur Works Entrance station. 1828 Comment
  CHSC88235  Muhlenbergia filiformis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11190 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  UCR78376  Myosotis laxa Barbara Ertter 1989-7-4 8693 Tehama 1.4 mi east of Mineral on Hwy 36 at Conard Grove LP, upper edge of Battle Creek Mdws along Nanny Creek 1524 Comment
  CHSC79349  Myosurus minimus subsp. minimus B. Castro; C. Warren 2000-4-13 1072 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 Comment
  RSA93478  Nassella lepida H. K. Wagnon s.n. Tehama 6 mi west of Paskenta along logging road Comment
  CHSC8606  Nassella pulchra D. McClain 1969-4-25 39 Tehama 10 yds. s. of Highway 36, 10 1/2 mi. n.w. of Red Bluff. 79 Comment
  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
  RSA702982  Navarretia divaricata subsp. vividior L. P. Janeway, B. Castro 2004-5-30 8123 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. 1000 Comment
  JEPS70254  Navarretia heterandra W. L. Jepson 1938-6-10 18971 Tehama 9 mi n Orland (near Sourgrass Creek) 76 Comment
  JEPS70273  Navarretia heterandra R. F. Hoover 1937-5-19 2288 Tehama 6 mi n Red Bluff Comment
  RSA107405  Navarretia heterandra L. S. Rose 1955-6-19 s.n. Tehama Hog wallow, 8.5 miles S of Corning 91 Comment
  UC2031485  Navarretia intertexta Barbara Ertter with Brad Olson 1991-7-5 10292 a Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch'], ca 15 air miles WNW of Red Bluff Comment
  UCD36237  Navarretia intertexta Beecher Crampton 1953-4-29 1170 Tehama Tehama County, 4 miles south of Dales, along Route 36. Comment
  UC1950124  Navarretia intertexta Barbara Ertter with James R. Shevock 1992-6-14 11152 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town), on south-facing slope Comment
  CHSC84302  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2003-6-11 10250 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC94368  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-19 13017 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  UCD80651  Navarretia intertexta subsp. intertexta CNPS SN Foothill Team 2005-6-13 SNFN 0378 c 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
  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
  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
  CHSC57488  Navarretia leucocephala K. Castell-Blanch 1990-4-24 12 Tehama Ca. 14.5 mi n of Chico. 1.7 mi ne of Soto Lake, vernal pool locations. 88 Comment
  JEPS18188  Navarretia leucocephala Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5596 Tehama 7.3 mi w Red Bluff (along Lowrey-Red Bluff) 118 Comment
  JEPS97213  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald and L. Ahart 1995-4-25 6688 Tehama T29N R2W NE1/4 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
  CHSC87822  Navarretia mellita Lowell Ahart 2004-6-11 11045 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 582 Comment
  CHSC113262  Navarretia pubescens Lowell Ahart; John Dittes 2014-5-16 19485 Tehama On the west side of the large rock, north of the poor dirt road, about 1/8 mile northeast of the end of Lyon Cattle Road, about 2 1/4 miles (air) northeast of Los Molinos. 99 Comment
  HSC1655  Navarretia pubescens Larry Berti 1969-5-9 77 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UC1076023  Navarretia pubescens Herbert L. Mason 1947-5-18 14788 Tehama 1 mi w Corning Comment
  UC1606317  Navarretia pubescens Barbara Ertter, Brad Olson 1993-5-15 11722 Tehama nw of Orland (Buckhorn Campground, at n end of Black Butte Reservoir); Black Butte Reservoir 152 Comment
  UCD80650  Navarretia pubescens CNPS SN Foothill Team 2005-6-29 SNNR 0437 c Tehama USFS, Lassen National Forest. 969 Comment
  JEPS124008  Navarretia sinistra subsp. sinistra Lowell Ahart, John Dittes 2015-8-6 20521 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
  CHSC27808  Navarretia tagetina Eric J. Miller 1978-4-26 23 Tehama Ca. 6 km e of Sacramento River at Woodson Bridge. 59 Comment
  CHSC84283  Navarretia tagetina Lowell Ahart; John Dittes 2003-6-11 10251 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS70486  Navarretia tagetina W. L. Jepson 1927-6-25 12351 Tehama Pine Creek road station 60 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
  UC1607544  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  UC526145  Navarretia viscidula John Thomas Howell 1934-6-17 12232 Tehama near Cottonwood Comment
  SD71270  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama 1 mile south of Cottonwood, dry clay flat Comment
  UC1111588  Navarretia viscidula Herbert L. Mason 1947-5-18 14791 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  UC967209  Navarretia viscidula L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3381 Tehama 8 mi nw Red Bluff 91 Comment
  CHSC55394  Navarretia viscidula subsp. purpurea L. P. Janeway 1991-6-15 4021 Tehama 1 3/4 mi east of the Sacramento River and 1/4 mi south of Battle Creek. 170 Comment
  CDA37619  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 1 of 2. 0 Comment
  CHSC7092  Nemophila heterophylla E. L. Williams 1969-4-1 8 Tehama Near mail box of I. W. Williams, ca. 1 mi on Evergreen Road, off Bowman Road. 137 Comment
  UC606888  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-1 2185 Tehama overgrazed hills 5 mi sw Paskenta; Inner North Coast Ranges, sw of Paskenta 365 Comment
  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
  RSA75805  Nemophila heterophylla Lincoln Constance, J. L. Morrison 1938-5-1 2185 Tehama Overgrazed hills 5 miles southwest of Paskenta, Inner North Coast Ranges. 366 Comment
  JEPS1489  Nemophila menziesii L. Constance, J. L. Morrison 1938-5-1 2180 Tehama low hills at Paskenta , Paskenta (Inner North Coast Ranges) 304 Comment
  JEPS1918  Nemophila menziesii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  HSC1747  Nemophila parviflora Larry Berti 1969-3-21 52 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  CHSC67230  Nemophila pedunculata James D. Jokerst 1984-3-17 1939 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
  CHSC77588  Nemophila pedunculata B. Castro; H. West 1999-3-10 899 Tehama About 23 air miles W of Orland, vicinity of Newville. 225 Comment
  CHSC96628  Nemophila pedunculata Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13623 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  RSA76015  Nemophila pedunculata Lincoln Constance, J. H. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  HSC1838  Nemophila pedunculata Larry Berti 1969-3-15 14 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC66059  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1996-5-6 7527 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 124 Comment
  CHSC71061  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1998-5-14 9042 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. 274 Comment
  JEPS62081  Odontostomum hartwegii W. L. Jepson 1932-5-9 16341 Tehama 2 mi. n.e. Red Bluff 103 Comment
  JEPS88286  Odontostomum hartwegii Vernon H. Oswald and Lowell Ahart 1996-5-6 7527 Tehama BLM parcel along Hwy. 36 n.e. Red BLuff (edge of flood channel along Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  UC1004187  Odontostomum hartwegii W. A. Weber and Lewis S. Rose 1953-5-23 8465 Tehama 2 mi. s. Cottonwood 121 Comment
  RSA125980  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 miles northwest of junction State Highway 36 and US Highway 99. 274 Comment
  CHSC14113  Orcuttia pilosa F. T. Griggs 1973-6-7 Tehama 16 miles n of Chico; 200 meters s of Lassen Road, 1/4 mile e of Hwy 99E. Ephemeral pond. Comment
  CHSC52890  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 64 Comment
  CHSC52891  Orcuttia pilosa R. D. Stone 1986-7-24 786 Tehama Central Valley. Vina Plains, 0.3 miles SW of Highway 99 and 1.1 miles SSE of its intersection with Rowles Road. Vernal pool. 62 Comment
  CHSC52892  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Central Valley. Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  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
  JEPS84161  Orcuttia pilosa R. D. Stone 1986-8-24 805 Tehama n pasture 0.5 mi s Lassen Road (1.7 mi ese of its intersection with Hwy 99); Central Valley, TNC Vina Plains Preserve 67 Comment
  JEPS84162  Orcuttia pilosa R. D. Stone 1986-8-22 797 Tehama 0.7 mi e Leininger Road (1.3 mi n of its intersection with Hwy 99); Central Valley, Vina Plains 74 Comment
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  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-BC254352  Orcuttia tenuis F. T. Griggs 1973-8-31 128 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CHSC14137  Orcuttia tenuis F. T. Griggs 1973-8-31 128 Tehama 1.4 miles n of Dales (Hwy 36) on the road to Manton. Bottom of a pond. Comment
  CHSC45705  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 842 Tehama Central Valley. 1.4 miles NNE of Dales and 0.15 miles E of Manton Road (County Rd. A-6) ca. 15 miles NE of Red Bluff. Vernal pool. 210 Comment
  CHSC45781  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-4 834 Tehama Central Valley. About 2.5 miles NNE of Vina, third in the series of five Laniger (Leininger) Lakes. Vernal pool. 80 Comment
  CHSC66592  Orcuttia tenuis Vernon H. Oswald; Lowell Ahart 1996-7-8 7976 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the margins of Hog Lake (collected on the NE side). 265 Comment
  JEPS83919  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 844 Tehama 1.1 mi ne Dales (0.3 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 205 Comment
  JEPS84121  Orcuttia tenuis R. D. Stone 1986-7-22 782 Tehama 1.7 mi wnw Dales Lake (just n of natural gas pipeline, about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch 173 Comment
  JEPS84126  Orcuttia tenuis R. D. Stone 1986-8-23 802 Tehama 1.4 mi wsw Dales Lake (0.4 mi sw of intersection of natural gas pipelines, about 13 mi ne of Red Bluff); Central Valley, Inks Creek Ranch 195 Comment
  JEPS84147  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-18 759 Tehama n side of Spring Branch Road 0.25 mi s Tehama-Shasta County line (0.85 mi ese of Coleman Fish Hatchery, ca 3.5 mi se of Balls Ferry); Central Valley 196 Comment
  JEPS84154  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 842 Tehama 1.4 mi nne Dales (0.15 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 210 Comment
  RSA516506  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama About 12 miles NE of Red Bluff and 2.5 miles SW of Dales Lake on Inks Creek Ranch. 179 Comment
  SD116662  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1972-6-5 5653 Tehama ca. 4 miles SW of Dales. Grassy plateau, at the E end of a pond with small earth dam 274 Comment
  SEINET259109  Orcuttia tenuis R. D. Stone, R. E. Buck 1987-1 Tehama Comment
  UC1115512  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama State Hwy 36 10.8 mi ne Red Bluff; Hog Lake Comment
  CHSC84671  Orobanche fasciculata Samantha Mackey Hillaire; Brian Elliott 2003-5-31 340 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, on a S-facing slope. Along the trail. 902 Comment
  JEPS10810  Orobanche fasciculata Hilda W. Grinnell 1927-5-26 Tehama Between Mineral and Payne Creek. Comment
  JEPS28792  Orobanche fasciculata George W. Gillett 1957-8-18 1107 Tehama Lassen Volcanic National Park. Brokeoff Mountain. Upper portion of Brokeoff Mounain Trail. Comment
  UC1010361  Orobanche fasciculata Milo S. Baker and H. K. Wagnon 1953-6-21 12775 Tehama Logging Road west of Paskenta near 15 miles Post. Comment
  CAS-BOT-BC500198  Orobanche fasciculata John Thomas Howell 1960-8-19 36192 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  RSA0070931  Orobanche pinorum Philip A. Munz 1951-7-26 16918 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  JEPS127361  Orogenia fusiformis Tim Kask 2013-4-20 204 Tehama Jones Valley off Highway 172 between Mineral and Mill Creek. Comment
  UC1010360  Osmorhiza berteroi Milo S. Baker and H. K. Wagnon 1953-6-21 12779 Tehama logging road w Paskenta (about 15 mi post or 4000 ft elevation) 1219 Comment
  UC1476964  Osmorhiza berteroi Porter P. Lowry, II 1977-7-6 851 Tehama on Park road 1/4 mi below Lassen Chalet (intersection with Broakoff Mt. Trail); Lassen Volcanic National Park Comment
  CHSC60294  Osmorhiza occidentalis Mary Ann Showers 1992-6-26 2578 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 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
  UC1004618  Oxypolis occidentalis L. Constance 1955-8-20 3618 Tehama above Deer Creek Falls Comment
  JEPS60656  Paeonia brownii W. L. Jepson 1899-5-27 Tehama Greasewood Hills Yollo Bolly Mts. Comment
  CHSC66224  Panicum acuminatum var. acuminatum Vernon H. Oswald; Lowell Ahart 1996-6-3 7694 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
  CHSC77634  Panicum capillare Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC85016  Parnassia palustris John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 791 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope southeast of Square Lake. 2151 Comment
  UCSB25909  Parnassia palustris Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Ide's Cove, foot of Mt. Linn (South Yolla Bolly Peak) South Yolla Bolly Mountains 2133 Comment
  RSA66622  Parnassia palustris var. californica P. A. Munz 1951-7-26 16915 Tehama South base of South Yolla Bolly Mountains. 2104 Comment
  CAS-BOT-BC181182  Paronychia ahartii R. F. Hoover 1942-5-20 5879 Tehama Just west of Jelley's Ferry Comment
  CHSC107359  Paronychia ahartii Lowell Ahart; John Dittes 2011-6-9 17442 Tehama Rio De Los Molinos Land Grant. On a sand dune, about 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC47401  Paronychia ahartii John T. Howell 1955-6-12 30307 Tehama 8.5 miles south of Corning. Comment
  JEPS118020  Paronychia ahartii Lowell Ahart, John Dittes 2011-6-9 17442 Tehama Rio De Los Molinos Land Grant. On a sand dune, about 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  JEPS88447  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-4-3 7305 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., just s. of the intermittent stream ca. 0.3 mi. e. of the dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 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
  LA106659  Paronychia ahartii Rimo Bacigalupi; Herbert L. Mason, Lucile Mason 1958-4-23 6290 Tehama Lower portions of Kirkwood plains, about 2 mi. W of Kirkwood and about 1.5 mi. W of U.S. Highway 99, about 7 mi. S of Corning 73 Comment
  SEINET7073567  Paronychia ahartii 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
  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
  JEPS106251  Paspalum dilatatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC57798  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1992-4-21 4909 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.9 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. In the bed of Flume Creek, which borders the N side of the road at this point. 316 Comment
  JEPS88462  Pectocarya pusilla Vernon H. Oswald and Lowell Ahart 1996-3-25 7270 Tehama BLM parcel along Hwy 36 ne of Red Bluff (in ne corner of parcel, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 198 Comment
  CHSC82632  Pedicularis densiflora Tara Morgan 2002-4-28 48 Tehama On the west side of Highway 32. 975 Comment
  SEINET263491 Image available Pedicularis densiflora Richard J. Shaw 1993-5-23 5101 Tehama Lassen National Forest ; Mile marker 89 near jct of Hwys 36 & 89 near Morgan Summit 1707 Comment
  UC1562659  Pedicularis densiflora Barbara Ertter 1989-5-3 8435 Tehama 20 air mi sw of Chester (e side of Deer Creek); Deer Creek 975 Comment
  JEPS102888  Pediomelum californicum Vernon H. Oswald 2001-5-30 10031 Tehama Log springs Rd (M4) between Salt Creek Conservation Camp and Log Springs, 0.2 mi east of the 14 mile post. 914 Comment
  CHSC86840  Pellaea andromedifolia Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC68797  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-6-10 8567 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  UC1299763  Pellaea brachyptera Freed W. Hoffman 1950-7-6 3763 Tehama ca. 1 mi ne White Rock Guard Station (western) Comment
  HSC1073  Pellaea mucronata Larry Berti 1968-6-15 Tehama 200 yards above the dam on Antelope Cr. Comment
  HSC96920  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 Tehama Along the Nomalaki Trail, about 3/4 mi. by trail NW of Dead Rabbit Lake about 1 1/2 mi. NW of Bowers Cr. about 2 1/4 mi. NW of 23N69 about 8 mi. SW of Paskenta 563 Comment
  UCSB63856  Penstemon anguineus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 NE1/4 Sect 8; Cascade Range Foothills; at the northeast end of the parcel 188 Comment
  RSA105346  Penstemon azureus subsp. angustissimus G. D. Barbe 1955-7-17 202 Tehama On the county road to Oven Lid at the sign 'Sommerset (sic) 3/4' 1890 Comment
  CHSC43770  Penstemon azureus var. azureus Vernon Oswald 1986-6-23 2146 Tehama M2 (23N01) 12.7 mi w of Paskenta. 1188 Comment
  JEPS104326  Penstemon azureus var. azureus Lowell Ahart 2003-6-11 10263 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  UC1238927  Penstemon deustus Freed W. Hoffman 1950-7-3 3480 Tehama about 2 mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  JEPS11265  Penstemon gracilentus Jos. Grinnell 1925-7-3 Tehama 3 mi s Mineral (Turner Mountain); , s of Mineral 1828 Comment
  UCR3574  Penstemon heterophyllus Frank C. Vasek 1964-8-5 640805- 03 Tehama North Coast Range, Stuart Gap 1500 Comment
  CHSC105905  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-8-23 1034 F Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  CHSC77801  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-6-9 965 Tehama About 18 air miles SW of Red Bluff, vicinity of confluence of Dry and Red Bank Creeks. 295 Comment
  CHSC77802  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-6-3 958 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 356 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
  UC354472  Penstemon laetus var. leptosepalus W. P. Taylor 1912-6-9 Tehama 2 mi ne Tehama (Mill Creek); ne of Tehama, Mill Creek Comment
  NY627266  Penstemon neotericus A. L. Moldenke 1975-8-23 30263 Tehama Mount Lassen 1645.9 Comment
  POM195117  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 miles east of Mineral. 1524 Comment
  SBBG28913  Penstemon newberryi A. A. Heller 1937-6-26 15348 Tehama St Hwy 36, ca. 8 mi E of Child's Meadows Comment
  UCD124319  Penstemon newberryi J. M. Tucker; L. K. Mann 1959-7-19 3556 Tehama ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2286 Comment
  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
  UC1037361  Penstemon purpusii Douglas Barbe 1955-7-16 182 Tehama e ridge leading to summit of mt. e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  UC5566438  Penstemon purpusii Rimo Bacigalupi 1934-5-29 2404 Tehama along Paskenta-Covelo Road two mi e Log Spring Ranger Station (on slopes of Goat Mountain); Mendocino National Forest, on slopes of Goad Mountain 1828 Comment
  RSA90788  Penstemon purpusii C. F. Baker, H. K. Wagnon 1953-7-11 12843 Tehama 3 mi along County Road above Whitlock Camp. 1524 Comment
  JEPS11465  Penstemon rydbergii var. oreocharis Jos. Grinnell 1925-6-20 Tehama Mineral 1463 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
  RSA718203  Penstemon rydbergii var. oreocharis L. Ahart 2006-7-19 13026 Tehama South of an open dry flat, about 100 yrds 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. 1526 Comment
  CHSC55170  Pentagramma triangularis subsp. triangularis L. P. Janeway 1991-4-18 3908 Tehama On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 149 Comment
  CHSC94388  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2006-7-19 13033 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, about 10 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CHSC42650  Perideridia howellii Vernon Oswald 1985-8-15 1929 Tehama 0.5 mi n of Hwy 36 on Wilson Meadow Rd. paralleling Nanny Creek, 2.5 air mi ne of Mineral. 1584 Comment
  CHSC66203  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1996-6-3 7722 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  HSC95422  Persicaria lapathifolia L. Ahart, John Dittes 2003-9-17 10590 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  HSC90019  Petrorhagia dubia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 26 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 Comment
  RSA669477  Petrorhagia dubia R. R. Halse 1977-5-26 1585 Tehama Creek bed by the first rest area N of Red Bluff along Interstate Hwy 5, 9 miles S of the Shasta County Line. 125 Comment
  HSC71880  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5856 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS76747  Phacelia corymbosa L. R. Heckard 1972-6-17 2954 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  CHSC64626  Phacelia egena Vernon H. Oswald; Lowell Ahart 1995-4-17 6674 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common on an outcropping of basalt bordering Manton Rd. e of the Old Hwy. Pool. 213 Comment
  CHSC68585  Phacelia egena Vernon H. Oswald; Lowell Ahart 1997-5-14 8442 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  CHSC88923  Phacelia egena Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road. UTM: 10 0591017 E, 4451392 N. 473 Comment
  JEPS94332  Phacelia egena Vernon H. Oswald and Lowell Ahart 1997-5-14 8442 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  UC589695  Phacelia egena Harold and Virginia Bailey 1938-4-16 Tehama Paskenta-Covelo rd 5 mi w Paskenta Comment
  UC923097  Phacelia egena Freed W. Hoffman 1950-7-1 3306 Tehama near South Yolla Bolly Mountain (w Tehama Co.); The Ovenlid 2011 Comment
  RSA66628  Phacelia egena P. A. Munz 1951-7-26 16921 Tehama South slope of South Yolla Bolly Peak. 2317 Comment
  RSA93129  Phacelia egena Milo S. Baker, H. K. Wagnon 1953-7-11 12839 Tehama Three miles above Whitlock Camp. 1524 Comment
  UCD120516  Phacelia hastata subsp. compacta Dean W. Taylor 1976-7-9 6049 Tehama Headwaters of Cub Cr. 1859 Comment
  RSA120842  Phacelia heterophylla subsp. virgata Milo S. Baker s.n. Tehama West of Paskenta in Mend Nat. Forest above Whitlock Camp. 1372 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
  CHSC61426  Phacelia hydrophylloides Vernon H. Oswald; Lowell Ahart 1993-8-11 5789 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  UC923125  Phacelia mutabilis Freed W. Hoffman 1950-6-30 3305 Tehama 9.4 mi n point where Ball Rock Road leaves the County Road (w of Paskenta, w Tehama Co.); Cold Spring 1920 Comment
  POM127638  Phacelia procera W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  RSA702981  Phacelia purpusii L. P. Janeway, B. Castro 2004-4-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Highway 32 across Deer Creek towards Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. 1000 Comment
  UC1950164  Phacelia purpusii Barbara Ertter with James R. Shevock 1992-6-14 11218 Tehama steep north-facing slope; Ponderosa Way west of junction Lassen Trail, south of Mill Creek ca 13 airmiles SSW of Mineral Comment
  UC106951  Phlox diffusa T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  JEPS71091  Phlox gracilis W. L. Jepson 1927-6-21 12282 Tehama Battle Creek Meadow Mineral 1524 Comment
  UC556434  Phlox speciosa subsp. occidentalis Rimo Bacigalupi 1934-5-29 2407 Tehama along Paskenta to Covelo Road (close to Mendocino-Tehama County line); Mendocino National Forest, Government Flat 1828 Comment
  UC703001  Phlox speciosa subsp. occidentalis Alice Eastwood and John Thomas Howell 1941-7-9 9836 Tehama near Government Flat Comment
  RSA93038  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-6-21 12771 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  RSA93381  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-7-12 12897 Tehama 5.3 miles beyond Whitlock Camp along County road. 1829 Comment
  UC1036230  Phoenicaulis cheiranthoides George W. Gillett 1953-8-25 346 Tehama near Diamond Peak (Lassen Volcanic National Park); Lassen Volcanic National Park 2255 Comment
  CHSC78716  Phoradendron densum 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
  JEPS105665  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek 1340 Comment
  CDA34745  Physalis lancifolia L. 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 miles (air) northwest of Vina. Comment
  UC2026988  Phytolacca americana David J. Keil, Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Browman Road on Amen Lane Comment
  HSC39117  Pinus balfouriana Gary S. Lester 1973-6-30 49 Tehama Yolla Bolly Wilderness Area, N Yolla Bolly Mtns. 2287 Comment
  UC1452398  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-7-11 Tehama near Mt. Linn; South Yolla Bolly Mtns. 2346 Comment
  SEINET11526777  Pinus balfouriana D. A. Charlet, Robin Tausca 1995-9-28 2214 Tehama Yolla Bolly Mountains; North Yolla Bolly Mountains; Cedar basin. 1993 Comment
  CAS-BOT-BC72981  Pinus monticola Douglas Barbe 1955-6-21 229 Tehama Growing on a rocky hill at the west shore of Square Lake. 2103 Comment
  UCSB13055  Pinus monticola Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Summit of Mt. Linn (South Yolla Bolly Pk.) South Yolla Bolly Mtns. 2468 Comment
  CHSC77812  Piptatherum miliaceum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. In drainage. 274 Comment
  CHSC80504  Piptatherum miliaceum Caroline Warren; Heidi West, Julie Cunningham, Natalie Wight 1998-7-21 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  CAS-BOT-BC228041  Plagiobothrys Lewis S. Rose 1934-4-21 34243 Tehama 5 miles S of Cottonwood 106 Comment
  CHSC26616  Plagiobothrys austiniae M. P. Hayes 1978-3-28 136 Tehama Found near the vernal pools along Leininger road, approx. .8 mi e of Highway 99. 40 Comment
  CHSC40689  Plagiobothrys austiniae Pauleen Broyles 1982-4-8 369 A Tehama The Nature Conservancy Vina Plains Preserve. Ca 50 m south of Lassen Road and 50 m west of internal fence. 67 Comment
  UC725643  Plagiobothrys austiniae A. A. Heller 1927-4-19 14346 Tehama 10 mi n Chico (highway) Comment
  POM260439  Plagiobothrys bracteatus L. S. Rose 1934-4-21 34243 Tehama 5 miles south of Cottonwood 107 Comment
  JEPS113209  Plagiobothrys canescens Lowell Ahart 2007-5-8 13718 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  JEPS68016  Plagiobothrys canescens W. L. Jepson 1899-4-30 21140 Tehama Red Bluff Comment
  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
  SBBG121292  Plagiobothrys fulvus L. Ahart, J. Dittes, J. Guardino 2007-4-3 13616 Tehama E bank of Brush Crk (a N branch), ca. 4 air mi NE of the intersection of Hwy 99 E and Vina Rd, ca. 7 mi (air) SE of Los Molinos 112 Comment
  UC726295  Plagiobothrys glyptocarpus var. modestus A. A. Heller 1929-4-30 14852 Tehama Ranch Comment
  CHSC67184  Plagiobothrys greenei James D. Jokerst 1980-4-13 576 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. In drainage. Comment
  CAS-BOT-BC231013  Plagiobothrys hispidulus Alice Eastwood; John Thomas Howell 1941-7-9 9812 Tehama Government Flat Comment
  CAS-BOT-BC231011  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of South Yolla Bolly Park 2133 Comment
  UC1027186  Plagiobothrys hispidulus Helen K. Sharsmith 1951-7-11 4016 Tehama Covelo-Paskenta Road 0.3 mi beyond Anthony Peak Road junction (just within western boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  UCD80170  Plagiobothrys humistratus CNPS SN Foothill Team 2006-4-4 SNFN 0440 b Tehama Private Wurlitzer Ranch, located above a seasonal drainage north of Pine Creek. 289 Comment
  CDA15856  Plagiobothrys leptocladus G. F. Hrusa, J. Hart 2000-4-8 15301 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  UCD104423  Plagiobothrys mollis var. mollis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6869 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
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Aug 14 2015
  CHSC113326  Plagiobothrys nothofulvus Lowell Ahart; John Dittes 2014-5-16 19472 Tehama Along the sides of the poor dirt road, about 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  RSA726485  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama About 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, abotu 21 miles (air) west of Red Bluff. 305 Comment
  HSC1969  Plagiobothrys nothofulvus Larry Berti 1969-3-15 21 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC55197  Plagiobothrys stipitatus var. micranthus L. P. Janeway 1991-4-11 3880 Tehama Battle Creek Wildlife Area. Tablelands on the south side of Battle Creek, ca. 1 1/2 mi east of the Sacramento River. Edges of vernal pool. 170 Comment
  JEPS104060  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2003-6-11 10239 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
  JEPS118011  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
  UCD21103  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 279 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  CHSC70869  Plagiobothrys tenellus Vernon Oswald; Lowell Ahart 1998-4-27 8968 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. Near a streamlet. 597 Comment
  JEPS122017  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  JEPS88313  Plantago coronopus Vernon H. Oswald and Lowell Ahart 1996-4-29 7473 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., edge of intermittent stream near w. boundary); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CDA15858  Plantago elongata G. F. Hrusa, J. Hart 2000-4-8 15303 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC65743  Plantago elongata Vernon H. Oswald; Lowell Ahart 1996-4-3 7294 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Locally abundant on the north side of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC96527  Plantago erecta Lowell Ahart 2007-5-8 13723 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
  JEPS6397  Plantago erecta Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS97464  Plantago erecta Vernon H. Oswald and L. Ahart 1995-3-19 6530 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  CHSC115525  Plantago lanceolata Lowell Ahart; John Dittes 2015-8-5 20437 Tehama Dry meadow, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  RSA121627  Platanthera leucostachys G. D. Barbe 1955-7-16 161 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  UC1019540  Platanthera limosa Louise Kellogg 1952-7-15 49 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s South Yolla Bolly Mountain; North Coast Ranges, Mendocino Natl Forest, South Yolla Bolly 2133 Comment
  CHSC43800  Platanthera sparsiflora Vernon Oswald 1983-7-26 921 Tehama Calif. Hwy 32, 1.8 mi s-w of its jct. With Calif. Hwy 36. 1402 Comment
  CAS-BOT-BC92252  Platystemon californicus D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 33 Tehama On Highway 36 at the intersection with Beegum Creek. 396 Comment
  CHSC102464  Plectritis ciliosa L. P. Janeway 2009-3-28 9659 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine creek. 503 Comment
  RSA424681  Plectritis ciliosa Aaron Liston, M. Blumler 1987-4-24 655 -7 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC102353  Plectritis ciliosa subsp. insignis L. P. Janeway 2009-4-4 9715 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  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
  CHSC75308  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart 1999-4-21 9712 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 640 Comment
  CHSC57527  Plectritis macrocera B. G. Clark 1987-4-6 16 Tehama South side of Hogsback Rd 3.8 mi east of Hwy 99. Approx 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  CHSC64378  Plectritis macrocera Vernon H. Oswald; Lowell Ahart 1995-3-19 6537 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  CHSC70914  Plectritis macrocera Vernon Oswald; Lowell Ahart 1998-4-27 8965 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  JEPS97489  Plectritis macrocera Vernon H. Oswald and L. Ahart 1995-3-19 6537 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
  CAS-BOT-BC254786  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, 0.25 miles W of Howell camp 1892 Comment
  HSC39609  Poa bulbosa J. P. Smith 1972-3-23 5101 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
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Jul 21 2013
  JEPS97478  Poa bulbosa Vernon H. Oswald and L. Ahart 1995-3-19 6522 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA424686  Poa bulbosa Aaron Liston, M. Blumler 1987-4-24 654 -14 Tehama Hwy 36 between Dales and Paynes Creek; 1.9 miles E of Dales. Comment
  UCD90616  Poa bulbosa Beecher Crampton 1953-4-29 1168 Tehama 1 mile south of Dales. Comment
  UCD80595  Poa howellii CNPS SN Foothill Team 2005-6-30 SNNR 0452 b Tehama USFS Lassen National Forest, Ishi Wilderness, on ridge leading S from Lassen Trail. 1000 Comment
  CAS-BOT-BC255961  Poa pratensis J. M. Tucker; L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain 1920 Comment
  UC1949294  Poa pratensis Barbara Ertter with Brad Olson 1991-7-6 10393 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  SEINET10822314  Poa scabrella A. Arthur Heller 1916-4-20 Heller 12330 Tehama Open grassy slope in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. Comment
  UCD18751  Poa secunda Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 44 Tehama 2.5 miles east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  UCD90247  Poa secunda Milo S. Baker 1943-8-8 10659 Tehama Anthony Peak. 2072 Comment
  JEPS70659  Poa secunda subsp. secunda W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Rosewood Comment
  JEPS88378  Poa secunda subsp. secunda Vernon H. Oswald and Lowell Ahart 1996-4-8 7344 Tehama ne Red Bluff (BLM parcel along Hwy 36, 0.9 mi w of parking lot on Hwy 36); Cascade Range foothills 254 Comment
  UCD91619  Poa secunda subsp. secunda A. A. Heller 1916-4-20 12330 Tehama 3 miles N of Red Bluff. Comment
  CAS-BOT-BC244273  Podagrostis humilis John Thomas Howell 1960-8-18 36103 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UC196318  Pogogyne douglasii A. A. Heller 1914-4-29 11334 Tehama Eight miles south of Vina near Pine creek Comment
  UCD21112  Pogogyne douglasii Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 288 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW005. Comment
  UC762111  Pogogyne zizyphoroides R. F. Hoover 1937-5-19 2291 Tehama Coyote Creek, south of Red Buff Comment
  RSA0022177  Pogogyne zizyphoroides J. T. Howell, L. S. Rose 1954-4-26 29192 Tehama 6 miles south of Corning. Comment
  SEINET12332640  Pogogyne zizyphoroides Unknown 1982-1 447 Tehama Just S of Lassen Roadl T24N R1W, S central Section 21 68 Comment
  CDA40271  Polemonium occidentale L. 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. Comment
  JEPS108871  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
  CHSC115549  Polygonum aviculare Lowell Ahart; John Dittes 2015-8-5 20468 Tehama East side of Childs Meadow, 150 yards west of Hihgway 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
  JEPS124017  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20468 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC109126  Polygonum bidwelliae R. C. Barneby; J. T. Howell 1954-5-14 11483 Tehama 9 miles east of Paynes Creek. 1005 Comment
  CHSC54109  Polygonum bidwelliae Vernon H. Oswald 1991-5-20 4600 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  JEPS96725  Polygonum bidwelliae Dean W. Taylor 1997-5-30 16015 Tehama Highway 36 about 6 miles East of Paynes Creek; on flank near summit of broad hill 3090 located about 2 miles East of the junction with Ponderosa Way 929 Comment
  RSA141266  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.35 miles south of Manton Comment
  CHSC102447  Polygonum bolanderi L. P. Janeway 2009-6-21 9818 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  CHSC96055  Polygonum bolanderi L. P. Janeway 2006-8-20 8852 Tehama High Cascade Range. Ridge top between Deer Creek and Nine-mile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. 1088 Comment
  JEPS87930  Polygonum douglasii subsp. johnstonii Barbara Ertter, Brad Olson 1991-7-6 10400 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  CHSC94379  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-7-19 13030 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
  JEPS117396  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake 1475 Comment
  UC1606435  Polygonum hydropiper Barbara Ertter 1993-11-8 12297 Tehama at Hwy 99 n Vina; Deer Creek Comment
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Jul 16 2009
  RSA67194  Polygonum kelloggii P. A. Munz 1951-7-25 16867 Tehama 1 mile E of Square Lake. 2134 Comment
  CAS-BOT-BC418529  Polygonum minimum John Thomas Howell 1960-8-18 36041 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC418530  Polygonum minimum John Thomas Howell 1960-8-18 36098 Tehama Lassen Volcanic National Park. Sulphur Works Checking [Entrance] Station 2011 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
  JEPS97278  Polygonum minimum Lowell Ahart 1995-10-3 7660 Tehama 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
  JEPS50648  Polygonum phytolaccifolium Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2133 Comment
  JEPS76638  Polygonum polygaloides subsp. confertiflorum L. R. Heckard 1972-6-18 2988 Tehama sw of Tedoc Mountain 1371 Comment
  CAS-BOT-BC420078  Polygonum polygaloides subsp. kelloggii P. A. Munz 1951-7-25 16867 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CHSC105654  Polygonum punctatum Lowell Ahart; John Dittes 2010-10-4 17285 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 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
  CHSC42322  Polypogon interruptus Pauleen Broyles 1982-5-17 619 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch, where ditch crosses under Lassen Road. 66 Comment
  CHSC64743  Polypogon maritimus Vernon H. Oswald 1995-5-28 6789 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of the stream on the s side of the ridge crossing the nw corner of the reserve. 201 Comment
  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
  JEPS76123  Polypogon maritimus W. L. Jepson 1938-6-10 18973 Tehama 6 mi s Red Bluff (Coyote Creek); Coyote Creek Comment
  JEPS106250  Polypogon monspeliensis Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11193 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  JEPS68990  Polystichum G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  SEINET10867040  Polystichum Mary Susan Taylor 1979-4-22 Taylor 1978 Tehama T27N R3E sec 25. On bluffs overlooking Deer Creek, ca 2 mi SW (downstream) of Hwy 32, ca. 3 mi S of Potato Patch Campground; Yellow Pine Forest. 975 Comment
  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
  JEPS106120  Polystichum imbricans subsp. curtum Lowell Ahart 2004-4-10 10734 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  JEPS94922  Polystichum imbricans subsp. imbricans Vernon Oswald and Lowell Ahart 1997-6-10 8550 Tehama on M2 (23N69) 0.9 mi w junction with M4 (between Sugar Spring and Government Flat campgrounds, between Paskenta and Covelo) 1737 Comment
  CAS-BOT-BC102408  Populus fremontii Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  CHSC75403  Populus fremontii Ben Myhre 1997-3-14 10 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  SEINET10734812  Populus fremontii John C. Fremont 1846-1 Fremont 243 Tehama Deer Creek at Lassen's Comment
  SEINET10460775  Porterella carnosula Grinnell 1928-6-30 GRINNELL s.n. Tehama Dry lake bed near Pine Flat on Viola road 1890 Comment
  CHSC66130  Potamogeton diversifolius Vernon H. Oswald; Lowell Ahart 1996-4-29 7483 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. Nw of Corning. In the farm pond on the S boundary. 105 Comment
  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
  CAS-BOT-BC540017  Potentilla gracilis James R. Shevock; David Isle 1985-6-22 11275 Tehama Northern Coast Ranges, Mendocino National Forest, along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  JEPS44226  Potentilla gracilis var. fastigiata W. L. Jepson 1927-6-24 12338 Tehama Mineral , Mineral (Battle Creek Meadows) 1524 Comment
  CAS-BOT-BC531752  Potentilla gracilis var. fastigiata P. A. Munz 1951-7-26 16948 Tehama Square Lake, north base of South Yolla Bolly peak 2133 Comment
  CAS-BOT-BC540582  Potentilla gracilis var. fastigiata Ethel Crum 1937-8-7 1954 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  RSA261467  Prunella vulgaris subsp. lanceolata J. M. Tucker, L. K. Mann 1962-7-29 3634 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  CDA26214  Prunus serotina Nursery Service 1949-6-9 Tehama Tehama. 0 Comment
  JEPS94154  Prunus subcordata Vernon Oswald and Lowell Ahart 1998-4-27 8975 Tehama w. of Red Bluff and s.e. of Platina (Weemasoul Rd. near its junction w/ Pettyjohn Rd.) 417 Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  CHSC105637  Pseudognaphalium thermale Lowell Ahart; John Dittes 2010-10-4 17277 Tehama About 50 yards west of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  RSA123551  Pseudotsuga menziesii G. D. Barbe 1955-7-17 211 Tehama On the county road to Oven Lid at the sign Sommerset (sic) 3/4 1890 Comment
  CHSC82631  Pseudotsuga menziesii var. menziesii Tara Morgan 2002-4-28 51 Tehama Withi the bottom of the Canyon of Deer Creek Watershed along the Deer Creek Trail accessed from the forest service rd. off of Highway 32 (turnoff in section 36). Along Deer Creek downstream of the Lower Deer Creek Falls and the campground. 824 Comment
  CHSC79960  Psilocarphus brevissimus var. brevissimus L. P. Janeway 2000-5-16 6737 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  CHSC79961  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2000-5-11 6719 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS95758  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC113335  Psilocarphus oregonus Lowell Ahart 2014-5-8 19437 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC79962  Psilocarphus oregonus L. P. Janeway 2000-5-16 6739 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  JEPS122008  Psilocarphus oregonus Lowell Ahart 2014-5-8 19437 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  JEPS122121  Psilocarphus tenellus Lowell Ahart 2014-5-8 19438 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  CHSC79966  Psilocarphus tenellus var. globiferus L. P. Janeway; B. Castro 2000-5-11 6720 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  CHSC89617  Psilocarphus tenellus var. globiferus Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-16 Tehama Vicinity of Newville, Garland/Round Valley Road, and Williams Butte. In low slopes by stream channel. 274 Comment
  CHSC78814  Psilocarphus tenellus var. tenellus Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC96674  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
  SBBG119785  Psilocarphus tenellus var. tenellus L. Ahart 2004-4-29 10787 Tehama Nomalaki Trail, ca. 0.5 mi NW of Bowers Crk, ca. 1.25 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  CAS-BOT-BC148614  Ptelea crenulata Doris Kildale Gillespie 1930-5-9 9278 Tehama 12 miles west of Paynes Creek on Susanville Road Comment
  CHSC102479  Ptelea crenulata L. P. Janeway; B. Castro 2009-4-25 9778 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC54017  Ptelea crenulata Vernon H. Oswald; Lowell Ahart 1991-5-9 4563 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 mi north-northeast of Red Bluff. 106 Comment
  CHSC86541  Ptelea crenulata L. P. Janeway 2003-6-14 7833 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. 780 Comment
  HSC19870  Ptelea crenulata Larry Berti 1968-6-15 Tehama Bottom of Antelope Creek, 200 yds. above dam Comment
  CHSC23626  Pteridium aquilinum var. pubescens B. Garamendi 1974-5-11 18 Tehama 1 mi s of Bucks Flat turnoff on ponderosa Way on Round Mountain. Mill/Deer Creek Study Area. 1158 Comment
  JEPS94181  Pterostegia drymarioides Vernon Oswald and Lowell Ahart 1998-4-21 8931 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 609 Comment
  CHSC87902  Pycnanthemum californicum Lowell Ahart 2004-6-11 11037 Tehama Along a small stream, near the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  HSC70178  Pyrola aphylla Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  HSC75050  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-22 10041 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  UC1736005  Pyrola picta Dean W. Taylor 1972-6-17 1496 Tehama Beegum Peak, Comment
  CAS-BOT-BC36626  Quercus H. F. Copeland 1920-7-24 4 Tehama woods by Rattlesnake Creek Comment
  CDA20385  Quercus chrysolepis var. chrysolepis P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36, W of Lassen Park turnoff. 1274 Comment
  CAS-BOT-BC86620  Quercus douglasii W. A. Weber; Lewis S. Rose 1953-5-23 8468 Tehama rolling hills 6 mi N of Red Bluff 91 Comment
  JEPS46650  Quercus douglasii W. L. Jepson Sep 1929 15334 Tehama Macum Comment
  UCD45912  Quercus durata var. durata P. C. Everett; E. K. Balls 1954-10-15 20311 Tehama 5.5 mi. s.w. of Paskenta on Paskenta to Covelo Road, Tehama County. 548 Comment
  CHSC76833  Quercus garryana var. breweri L. P. Janeway; B. Castro 1999-8-24 6556 Tehama High North Coast Ranges. Along ridge top 0.6 mi south of Buck Lake Rock. 1895 Comment
  JEPS117293  Quercus garryana var. breweri Lowell Ahart, John Dittes 2010-7-17 16879 Tehama South side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 772 Comment
  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
  CHSC89847  Quercus garryana var. semota L. P. Janeway; B. Castro 2004-5-30 8121 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  RSA702980  Quercus garryana var. semota L. P. Janeway, B. Castro 2004-5-30 8121 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. 1000 Comment
  RSA256674  Quercus lobata Linda M. Barker 1974-4-21 164 Tehama Woodson Bridge State Recreation Area, East bank of the Sacramento River. 61 Comment
  JEPS37981  Quercus wislizeni W. L. Jepson 1899-4-27 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  HSC90027  Quercus wislizeni var. frutescens Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 21 Tehama Tedoc Rd. 1.0 mi. N of intersection with Hwy. 36 671 Comment
  UC1010347  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama w Paskenta (near 7 mi post in burned area) Comment
  CHSC61408  Raillardella scaposa Vernon H. Oswald; Lowell Ahart 1993-8-18 5831 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard, near the S boundary of the park. On scree N of the highest point on the ridge. 2468 Comment
  SBBG2233  Ranunculus alismifolius H. and M. Dearing 1938-6-24 2126 Tehama Mineral 1524 Comment
  RSA74349  Ranunculus alismifolius var. hartwegii Milo S. Baker 1952-5-23 12434 Tehama W ground near Child's Meadow Hwy 36 1524 Comment
  CAS-BOT-BC380407  Ranunculus alismifolius var. hartwegii Doris Kildale Gillespie 1930-5-10 9309 Tehama Battle Creek Meadow near Mineral Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  JEPS55024  Ranunculus aquatilis var. capillaceus Joseph Grinnell 1925-7-21 Tehama Mineral; in stream 1463 Comment
  JEPS104797  Ranunculus bonariensis var. trisepalus Dean W. Taylor 1995-5-24 14937 Tehama about 5 miles S Red Bluff; Coyote Creek 1.5 miles west of Paskenta Road 167 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
  CHSC55578  Ranunculus orthorhynchus Steven Triano 1988-4-17 53 Tehama Meadow ca 60 ft s of Hwy. 32 and 1.6 mi se of its jct. with Hwy 89. 1383 Comment
  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
  JEPS108877  Ranunculus orthorhynchus var. orthorhynchus Lowell Ahart 2006-7-19 13029 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
  CHSC48831  Ranunculus uncinatus Vernon Oswald 1984-6-7 1270 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 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
  CHSC64987  Rhamnus tomentella subsp. crassifolia Vernon H. Oswald; Lowell Ahart 1995-7-12 7024 Tehama W of Red Bluff and S of Platina on Forest road 28N05 (E side of Tedoc Mtn.), 3.2 mi SE of Forest Route 45. Common shrub on roadside banks in open forest. 1402 Comment
  CHSC88569  Rhamnus tomentella subsp. crassifolia L. P. Janeway 2001-6-10 7135 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  CHSC115599  Rhododendron columbianum Lowell Ahart; John Dittes 2015-8-6 20520 Tehama On the south side of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 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
  JEPS94528  Ribes lobbii Vernon Oswald and Lowell Ahart 1997-6-10 8558 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  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
  CAS-BOT-BC212663  Ribes nevadense Saichi Kawahara 1968-5-5 401 Tehama Highway 32, 4 miles SW of Highway 36, at Deer Creek 1396 Comment
  CHSC57014  Ribes nevadense Steven Triano 1988-4-17 81 Tehama Mixed evergreen forest between Hwy. 32 and Big Chico Creek ca 15.6 mi n of Forest Ranch. 1048 Comment
  RSA0023156  Ribes nevadense Carl B. Wolf 1937-5-17 8711 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 6.7 mi. below Mineral. 1372 Comment
  CHSC59323  Ribes roezlii Donald P. Gaskill 1992-2-28 3 Tehama Location on open rock face exp sw of Thomes Creek Rd 7 mi west of Paskenta. 548 Comment
  CAS-BOT-BC186079  Ribes roezlii var. roezlii C. R. Quick 1953-7-30 53 -130 Tehama 19 miles ne. of Chico Comment
  CHSC44235  Ribes viscosissimum var. hallii Vernon Oswald 1988-6-27 3529 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness west of Paskenta. 2133 Comment
  CHSC102245  Rigiopappus leptocladus L. P. Janeway; B. Castro 2009-4-25 9737 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CAS-BOT-BC74724  Rorippa curvisiliqua John Thomas Howell 1943-8-8 19194 Tehama Anthony Peak. Comment
  JEPS94525  Rorippa curvisiliqua Vernon Oswald and Lowell Ahart 1997-6-10 8560 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  UC2031488  Rorippa curvisiliqua Barbara Ertter with Brad Olson 1991-7-6 10385 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  JEPS105615  Rosa bridgesii L. P. Janeway 2003-6-14 7846 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek 1062 Comment
  CHSC81302  Rosa californica Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 Comment
  CHSC65064  Rosa pisocarpa subsp. ahartii Vernon H. Oswald; Lowell Ahart 1995-7-17 7102 Tehama High Cascade Range. Hwy. 32 ca. 1.7 mi S of Hwy. 36, on the edge of Deer Creek Meadows. On the upper bank of Deer Creek on the E side of the road. 1380 Comment
  SEINET11689120  Rostraria cristata Unknown 1982-1 477 Tehama The Nature Conservancy Vina Plains Preserve 66 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
  CHSC84312  Rubus armeniacus Lowell Ahart; John Dittes 2003-6-11 10256 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CAS-BOT-BC147355  Rubus parviflorus Alice Eastwood 1912-8-22 1786 Tehama Trail from Morgans Springs to Sulphur works, Lassen Butte region Comment
  SDSU9243  Rubus parviflorus K. Dixon 1942-8-9 186 Tehama Near Butte Meadows. 1280 Comment
  CHSC88551  Rumex salicifolius var. denticulatus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  CHSC92150  Rupertia hallii J. Molter 1994-6-29 770 C Tehama On ridge. 1011 Comment
  JEPS102779  Rupertia hallii Lowell Ahart 2001-6-16 8861 Tehama On south side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  RSA718799  Rupertia hallii L. P. Janeway 2006-8-20 8858 Tehama High Cascade Range. Near head of Ninemile creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy. 32; 1.1 air km west of Ike Dye Hill. 1253 Comment
  SD241821  Rupertia hallii Dean William Taylor 1997-6-6 16028 Tehama Campbell Ridge; Lassen national Forest; along road from Campbellville to Baccalia Cabin; on south-side of ridge in Pine Creek drainage (Devils Parade Ground 7.5'Q) 990 Comment
  SDSU5197  Rupertia physodes K. Dixon 1942-8-2 3319 Tehama Soda Springs. Comment
  SEINET10530983  Sabina californica A. Arthur Heller Heller 15844 Tehama Volcanic uplands east of Red Bluff, along State Highway #36, 8 km east of the junction with U.S. Highway #99E. Scattered shrubs or small trees are found for a long distance back among the hills. Neither Abrams or Jepson record it from farther north than in the foothills of Tulare County nearly 90 km farther south. Comment
  CHSC65790  Sagina apetala Vernon H. Oswald; Lowell Ahart 1996-4-8 7322 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the upper flood plain on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  CHSC40717  Sagina decumbens subsp. occidentalis Pauleen Broyles 1983-4-16 904 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch nw of barn. 60 Comment
  JEPS123925  Sagina saginoides Lowell Ahart, John Dittes 2015-8-6 20492 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
  JEPS105072  Sagittaria montevidensis subsp. calycina Dean W. Taylor 1992-10-8 13260 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  RSA90599  Salix breweri Keith Wagnon 1953-5-10 12624 Tehama Below logging road. W of Paskenta. Collected between the 9 and 10 mile posts. Comment
  CHSC108079  Salix eastwoodiae B. Castro; L. P. Janeway 2000-6-11 1286 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the lower edge of Pepperwood Spring. 896 Comment
  CHSC9568  Salix exigua E. L. Smith 1971-4-8 942 Tehama Ca. 28 mi n of Chico, on Hwy 99 just acroos Butte Co. line. Comment
  CHSC9689  Salix exigua var. exigua E. L. Smith 1971-9-11 1061 Tehama Singer Creek ca. 13 mi n of Chico. Comment
  CHSC117726  Salix exigua var. hindsiana Lowell Ahart; John Dittes 2016-8-25 21302 Tehama Along the west side 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
  CAS-BOT-BC107906  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 381 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral, on the Mount Lassen Highway 1570 Comment
  UC481995  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek) 1500 Comment
  POM219004  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CAS-BOT-BC104002  Salix gooddingii L. E. Smith 1914-5-8 668 Tehama Red Bluff Comment
  CAS-BOT-BC104006  Salix gooddingii L. E. Smith 1913-3-26 600 Tehama Red Bluff Comment
  CAS-BOT-BC104057  Salix hindsiana A. A. Heller 1926-4-23 13927 Tehama Banks of the Sacramento River at the Squaw Hill bridge Comment
  SJSU265  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt Lassen Hwy 8 mi NE of Mineral 1981 Comment
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Jul 6 2009
  CHSC9566  Salix laevigata E. L. Smith 1971-4-8 940 Tehama Ca. 28 mi n of Chico on Hwy 99 just across Butte County line. Comment
  UC481987  Salix lasiandra subsp. lasiandra C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 375 Tehama 1.7 km. w. Mineral (s. side of hwy., s. of road maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  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-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
  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-BC124925  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124938  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124939  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 401 Tehama South Fork of Battle Creek 3 km. east of Mineral 1500 Comment
  LA208893  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 376 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  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
  SBBG27427  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  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
  SJSU239  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy,8 mi NE of Mineral 2042 Comment
  UC482005  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 376 Tehama 1.7 km. w. Mineral (s. side of Hwy., s. of rd. maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC482026  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 391 Tehama 15 km. n.e. Mineral (above Lassen Hwy.) 2000 Comment
  UC525927  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
  UC525947  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 672 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 1981 Comment
  CAS-BOT-BC124942  Salix lemmonii John Thomas Howell 1960-8-20 36233 Tehama Morgan 1463 Comment
  POM219083  Salix lucida subsp. lasiandra Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 s.n. Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CHSC117716  Salix melanopsis Lowell Ahart; John Dittes 2016-8-25 21312 Tehama Along the west side 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
  UCD111772  Salix melanopsis John Thomas Howell 1960-8-20 36235 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CAS-BOT-BC126172  Salix scouleriana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt. Lassen HIghway, 7.9 miles northeast of Mineral 1981 Comment
  CHSC31091  Salvia columbariae Thomas Chastain 1980-4-7 9 Tehama Ca. 5.9 km w of Paskenta and 19 km nw of Newville. 488 Comment
  CHSC53959  Salvia columbariae Vernon H. Oswald; Lowell Ahart 1991-4-16 4499 Tehama Colyear Springs Rd, 0.8 mile west of Lowrey Rd, north of Paskenta. 240 Comment
  CHSC79108  Salvia columbariae B. Castro; L. P. Janeway 2000-3-22 1044 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 353 Comment
  JEPS62664  Salvia columbariae Virginia Long Bailey 1938-4-16 Tehama 5 mi w Paskenta Comment
  HSC97900  Salvia sonomensis J. Carey, A. Hong, J. Leffingwell 1995-4-22 55 Tehama 7 mi. E on Hwy. 36 from its junction with Rd. A16 610 Comment
  SEINET10465259  Sambucus nigra subsp. caerulea Billy Joe Cox, Jeffrey Huber 1971-6-10 Cox 2850 Tehama 8 mi E of Red Bluff, on Calif. Hwy. 36. 152 Comment
  CAS-BOT-BC235079  Sambucus racemosa var. racemosa John Thomas Howell 1960-8-21 36303 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC1010386  Sanguisorba minor subsp. muricata Milo S. Baker and H. K. Wagnon 1953-6-21 12763 Tehama logging road w Paskenta (near 15 mi post) 1219 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
  CDA38522  Sanicula crassicaulis J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  CHSC42664  Sanicula graveolens Vernon Oswald 1986-5-23 2041 Tehama Round Valley Rd. (M4) 0.4 mi s of the road between Anthony Peak and Wells Cabin Camp. 1767 Comment
  CHSC60299  Sanicula graveolens Mary Ann Showers 1992-6-26 2592 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  JEPS1017  Sanicula graveolens W. L. Jepson 1927-6-24 12327 Tehama Mineral 1524 Comment
  SBBG5279  Sanicula tracyi H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  JEPS126576  Sanicula tuberosa Lowell Ahart, John Dittes 2016-6-22 21023 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  JEPS43531  Saxifraga californica Harold Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on road to Covelo) Comment
  UC402528  Saxifraga odontoloma W. P. Taylor 1913-8-2 Tehama 2 mi s of South Yolla Bolly Mountain Comment
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Jul 5 2009
  CHSC65942  Scandix pecten-veneris Vernon H. Oswald; Lowell Ahart 1996-4-23 7436 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 147 Comment
  JEPS88454  Scandix pecten-veneris Vernon H. Oswald and Lowell Ahart 1996-4-23 7436 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Hog Lake Plateau, Cascade Range Foothills, on Paynes Creek just downstream from the power line at this location); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 147 Comment
  CHSC79057  Schoenoplectus acutus var. occidentalis J. Marr; C. Warren, H. West, N. Wight 1998-6-2 Tehama West of Orland, vicinity of Newville, Round Valley/ Garland Rd, and Mendocino NF land. 213 Comment
  CHSC65142  Schoenoplectus mucronatus Vernon H. Oswald 1995-7-31 7159 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd. 329 Comment
  CHSC77398  Schoenoplectus pungens L. P. Janeway; B. Castro 1999-6-14 6465 Tehama Along south side Fough Fork Cottonwood Creek. 310 Comment
  CHSC46881  Schoenoplectus subterminalis Vernon Oswald 1989-8-29 3975 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  JEPS101846  Scirpus diffusus Dean W. Taylor 1990-8-10 11447 Tehama Wilson Lake 1584 Comment
  JEPS88389  Scirpus microcarpus Vernon H. Oswald and Lowell Ahart 1996-9-4 8264 Tehama BLM parcel along Hwy 36 ne Red Bluff (on edge of creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  UC1949110  Scleranthus annuus Barbara Ertter 1991-5-18 9831 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CHSC80570  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10024 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  UCD92481  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 miles south of Dales. Comment
  SEINET10827632  Scribneria bolanderi Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7010 Tehama Inner North Coast Ranges, Chaparral, serpentine-derived soil. 981 Comment
  CHSC46566  Scutellaria antirrhinoides Vernon H. Oswald 1989-7-24 3895 Tehama Wilson Lake north of Hwy 36, ca. 8 (air) east of Mineral. 1606 Comment
  RSA93059  Scutellaria antirrhinoides Milo S. Baker, H. K. Wagnon 1954-7-11 13022 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  CHSC66198  Scutellaria californica Vernon H. Oswald; Lowell Ahart 1996-6-3 7709 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 91 Comment
  JEPS96103  Scutellaria californica Vernon H. Oswald and Lowell Ahart 1996-6-3 7709 Tehama ne of Red Bluff (along Hwy 36, along Paynes Creek, 0.4 mi downstream from the old bridge site); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  SBBG6525  Scutellaria californica H. and M. Dearing 1938-6-22 2066 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UCD80404  Scutellaria siphocampyloides CNPS SN Foothill Team 2005-5-18 SNNR 0080 Tehama TNC, Dye Creek Preserve, Wildcat Canyon, NE of where road crosses creek and SE of Apperson Cabin site. 319 Comment
  HSC63622  Scutellaria siphocampyloides J. P. Smith, J. O. Sawyer 1971-5-22 4647 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  CAS-BOT-BC417757  Sedella pumila R. C. Barneby; J. T. Howell 1954-5-14 11480 Tehama 9 miles E of Paynes Creek 1005 Comment
  RSA21521  Sedella pumila C. B. Wolf 1937-5-16 8707 Tehama Northern Sierra Nevada Footthills, Red bluff - Susanville road, 2.8 miles above Paynes Creek P[ost] O[ffice]. 610 Comment
  CHSC68816  Sedum obtusatum subsp. retusum Vernon Oswald; Lowell Ahart 1997-6-10 8552 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
  CHSC107257  Selaginella hansenii Lowell Ahart; John Dittes 2011-6-9 17460 Tehama High bank on the north side of Acorn Hollow Creek just east Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC30013  Selaginella hansenii John Griffith 1980-4-23 29 Tehama Ponderosa Way 2.3 mi n of Deer Creek. 728 Comment
  JEPS118100  Selaginella hansenii Lowell Ahart, John Dittes 2011-6-9 17460 Tehama High bank on the north side of Acorn Hollow Creek just east Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS97382  Selaginella hansenii Vernon H. Oswald and Lowell Ahart 1995-2-22 6484 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1 mi N of Dales Station on Hwy 36; NE corner of the reserve); Cascade Range Foothills, Dales Lake Ecological Reserve 225 Comment
  RSA226784  Selaginella hansenii Ira L. Wiggins 1968-12-29 21050 Tehama Along Belle Mill Road about 5-6 miles E of Hwy 99, E of Red Bluff. 152 Comment
  SEINET10808554  Senecio David B. Dunn 1971-8-15 Dunn 18149 Tehama Kings Creek Meadow Campground, Lassen National Park, east of summit. Comment
  CAS-BOT-BC363435  Senecio aronicoides Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  SD64393  Senecio aronicoides Darley F. Howe 1966-6-11 Tehama 5 miles south of Government Flat, Mendocino National Forest, ridge between Mendocino and Tehama Counties 1705 Comment
  RSA0012471  Senecio serra var. serra Henry J. Ramsey, Henry J. Ramsey 1938-7-31 290 Tehama Mineral King. Comment
  UC726786  Senecio triangularis A. A. Heller 16294 Tehama Sulphur Works checking station Lassen Volcanic National Park Comment
  UCR130068  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2001-7-7 6905 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
  JEPS75789  Senecio triangularis Todd and Virginia Keeler-Wolf 1971-7-16 325 Tehama about 0.25 mi nw Shell Mountain; Yolla Bolla Mountains 1889 Comment
  CHSC82295  Senecio vulgaris Lowell Ahart 2002-4-27 9546 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  HSC10904  Setaria pumila Larry Berti 1968-11-22 Tehama Red Bluff Comment
  UCD80746  Sherardia arvensis CNPS SN Foothill Team 2005-5-10 SNFN 0256 e Tehama TNC, Dye Creek Preserve, near Los Molinos, adjacent to Dye Creek, about 1/2 mile up trail from lodge/office. 119 Comment
  CHSC31248  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 1/2 mile from Crane Creek. Along the roadside on hiway 36. Comment
  CHSC7050  Sidalcea celata S. Armantrout 1969-5-3 3 Tehama Off road 5.6 mi e of Red Bluff, Hwy. 36. Comment
  CHSC107234  Sidalcea diploscypha Lowell Ahart; John Dittes 2011-6-9 17457 Tehama Rio De Los Molinos Land Grant. 700 feet east of Highway 99, 1.1 miles (air) north of Vina. 67 Comment
  UCD21116  Sidalcea diploscypha Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 292 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW003. UTMs 10S0585065; 4416138. Comment
  UCD80457  Sidalcea hartwegii CNPS SN Foothill Team 2005-5-19 SNNR 0084 Tehama TNC Dye Creek Preserve, on the S side of the gulch, between Kingsley and Juniper Gulch, ca. 700 m E of rock wall. 241 Comment
  UC2027827  Sidalcea hartwegii Barbara Ertter with James R. Shevock 1992-6-14 11125 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (town) Comment
  JEPS50090  Sidalcea hirsuta S. A. Long 1938-5-16 Tehama low spots along the road between Red Bluff and Henleyville (about 10 mi ssw of Red Bluff); sw of Red Bluff Comment
  RSA66614  Sidalcea oregana subsp. oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2073 Comment
  CHSC94302  Sidalcea oregana subsp. spicata Lowell Ahart 2006-7-25 13079 Tehama In a small meadow on the west side of the road, near Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS87998  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  UC1618232  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CDA24106  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. Comment
  CHSC61418  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-18 5814 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
  CHSC64967  Silene laciniata subsp. californica Vernon H. Oswald; Lowell Ahart 1995-7-12 6998 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. On a roadside bank. 950 Comment
  UC1299506  Silene lemmonii Freed W. Hoffman 1950-7-3 3714 Tehama 1 mi ne White Rock Guard Station (western Tehama County); North Coast Ranges, ne of White Rock Guard Station Comment
  UC1010382  Silene lemmonii Milo S. Baker and H. K. Wagnon 1953-7-11 12821 Tehama 3 mi above Whitlock Camp (w Tehama County) 1524 Comment
  CHSC75354  Silybum marianum Ben Myhre 1997-3-9 23 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Ceek Canyon. 106 Comment
  UC845093  Sisyrinchium A. A. Heller 1916-4-20 12328 Tehama 3 mi n of Red Bluff Comment
  CHSC84306  Smilax californica Lowell Ahart; John Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104127  Smilax californica Lowell Ahart 2003-6-11 10271 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC117636  Solanum americanum Lowell Ahart; John Dittes 2016-8-25 21301 Tehama Along 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 Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS12121  Solanum elaeagnifolium Edith M. Wickes 1917-8-7 Tehama Red Bluff Comment
  SBBG122908  Solanum rostratum B. Ertter et al. 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake, W of Orland 152 Comment
  RSA21520  Solanum umbelliferum Carl B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  JEPS104657  Solidago velutina subsp. californica Lowell Ahart 2003-8-11 10493 Tehama Near a drainage, burned area on the w side of road M2, ca 9 mi w of Paskenta. 875 Comment
  CHSC71022  Soliva sessilis Vernon Oswald; Lowell Ahart 1998-5-14 9037 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. At roadside. 274 Comment
  JEPS88351  Soliva sessilis Vernon H. Oswald and Lowell Ahart 1996-4-23 7414 Tehama BLM parcel along Hwy 36 ne Red Bluff (along w shore of lake); Cascade Range Foothills, Hog Lake Plateau, Hog Lake 265 Comment
  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
  CHSC115578  Sorbus scopulina Lowell Ahart; John Dittes 2015-8-6 20510 Tehama 50 yards south of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  RSA755197  Sparganium angustifolium subsp. emersum L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16348 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
  CDA4267  Spartium junceum L. Ahart, J. Dittes 2003-6-11 10242 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
  CHSC105231  Spartium junceum Lowell Ahart; John Dittes 2010-7-19 16895 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  JEPS117339  Spartium junceum Lowell Ahart, John Dittes 2010-7-19 16895 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  CHSC80630  Spergularia bocconi Lowell Ahart 2001-6-14 8838 Tehama North of the dirt road that leads to the tower, east sides of the road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC66132  Spergularia rubra Vernon H. Oswald; Lowell Ahart 1996-5-6 7522 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at this location. 124 Comment
  OBI76942  Spergularia rubr