Search Results — 2000 specimen records retrieved (1631 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77983  Abies concolor John Thomas Howell 1960-8-19 36141 Tehama Brokeoff Mt. Trail 2590 Comment
  UCD134152  Abies concolor Lalit M. Srivastava 1957-10-19 2 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  SEINET5334441  Abies magnifica W. Priest 1956-4-26 s.n. Tehama Hwy. 36, about 3 miles west of Lassen Natl. Park turnoff. 1524 Comment
  RSA21524  Acer macrophyllum Carl B. Wolf 1937-5-17 8710 Tehama Red Bluff, Susanville Road, 6 7/10 miles below Mineral. 1372 Comment
  UCD70186  Acer negundo D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore forests (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 Comment
  JEPS28770  Achillea millefolium George W. Gillett 1957-8-13 1067 Tehama south exposure of upper Brokeoff formation, rock-strewn Brokeoff Mountain; Lassen Volcanic National Park, Brokeoff Mountain 2743 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
  JEPS102493  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA756339  Achnatherum lemmonii Barbara Ertter 1990-5-12 8934 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  UCD50451  Achnatherum lemmonii A. A. Beetle 1941-6-27 2751 Tehama California, Tehama County, 20 miles northeast of Lomo on rte. 32. Comment
  UC1024348  Achnatherum lemmonii subsp. pubescens B. Crampton 1954-6-16 2000 Tehama w of Paskenta (Crane Mills main logging road); Round Mountain, Whitlock Camp 1219 Comment
  RSA141281  Achnatherum lemmonii var. lemmonii J. M. Tucker, L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain 1921 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
  CAS-BOT-BC210876  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-18 36040 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UCD51148  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Brokeoff Mountain Trail. 2590 Comment
  CHSC63232  Achnatherum stillmanii Lowell Ahart 1994-7-24 7523 Tehama About 2 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  JEPS96708  Achnatherum stillmanii Dean W. Taylor 1997-6-6 16018 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset 1036 Comment
  CDA15853  Achyrachaena mollis G. F. Hrusa, J. Hart 2000-4-8 15296 Tehama Sacramento Valley; Coyote Creek Conservation Area. 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
  CHSC66567  Acmispon americanus var. americanus Vernon H. Oswald 1996-7-8 7987 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in gravel on the parking lot along Hwy. 36 S of Hog Lake. 265 Comment
  CHSC84583  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2003-9-17 10579 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  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
  CHSC92781  Acmispon brachycarpus John Dittes; Josephine Guardino 2005-4-13 1074 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
  CHSC96606  Acmispon wrangelianus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13618 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS75787  Aconitum columbianum Todd and Virginia Keeler-Wolf 1971-7-16 320 Tehama 1/4 mi. n.e. Shell Mt.; Yolla Bolly Mts. 1889 Comment
  CAS-BOT-BC391370  Aconitum columbianum subsp. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC391372  Aconitum columbianum subsp. columbianum John Thomas Howell 1960-8-18 36077 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC418778  Aconogonon phytolaccifolium John Thomas Howell 1960-8-18 36057 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC45622  Adenocaulon bicolor Vernon Oswald 1984-7-9 1566 Tehama East side of Hwy 32 at the bridge over Chico Creek. 1048 Comment
  CHSC23741  Adiantum aleuticum M. S. Taylor 1973-4-28 25 Tehama Along Antelope Creek, ca. 20 mi se of Red Bluff. 182 Comment
  CHSC66490  Aesculus californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7584 Tehama Cascade Range Foothills. og Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the bank of an intermittent stream at the northeast end of the parcel. 164 Comment
  UCR37607  Aesculus californica K. B. Barrows 1984-5-12 74 Tehama Hwy 36. c. 38 mi west of Red Bluff, near Begum 457 Comment
  JEPS87831  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama 2.3 mi by road nw Willow Creek (about 2 1/2 air mi n of Cherry Hill); nw of Willow Creek 1676 Comment
  CHSC66038  Agoseris heterophylla Vernon Oswald; Lowell Ahart 1996-5-6 7533 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 225 Comment
  CHSC84264  Agrostis exarata Lowell Ahart; John Dittes 2003-6-11 10283 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  HSC8782  Agrostis exarata C. R. Ball 1932-7-23 662 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  UC1112863  Agrostis exarata Douglas Barbe 1955-7-16 162 Tehama on sw slope of ridge leading to Oven Lid (in meadow at Somerset) 1767 Comment
  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
  UC523868  Agrostis exarata C. R. Ball 1932-7-23 662 A Tehama just ne Mineral (on Lassen Highway); North Fork of Battle River 1524 Comment
  JEPS95178  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-4-29 7468 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along edge of intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  RSA201372  Agrostis humilis J. T. Howell 1960-8-18 36103 Tehama Lassen Volcanic National Park, Sulphur Works Checking Station 2012 Comment
  CHSC94307  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CHSC105912  Agrostis scabra B. Castro; L. P. Janeway 1999-8-23 1034 N.1 Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of jcn Tehama, Trinity, and Mendocino Co lines, and 0.6 mi NE of the 'Green Springs' location on topo map. Along road going NE from 'Green Springs', near its jcn with USFS Route M2. Near but not associated with springs, in dry forest floor in semi-shade of red firs by road edge. 1810 Comment
  CHSC94566  Agrostis stolonifera Lowell Ahart 2006-9-9 13269 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC77403  Aira caryophyllea Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 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
  CAS-BOT-BC131967  Allium John Thomas Howell; R. C. Barneby 1954-5-14 29570 Tehama 9 miles east of Paynes Creek 1005 Comment
  CHSC40495  Allium amplectens Pauleen Broyles 1982-4-23 446 Tehama Ca. 4.5 km e of irrigation ditch, The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC9259  Allium amplectens D. C. Burns 1971-4-6 126 Tehama Abundant along Lassen rd., ca. 5 yds n of rd. and ca. 0.4 mi e of the intersection of Lassen rd. and highway 99E. 76 Comment
  UC1299637  Allium amplectens Freed W. Hoffman 1950-7-2 3234 Tehama 1/2 mi s Regan Meadow Public Camp Comment
  CAS-BOT-BC462237  Allium amplectens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53462 Tehama Foothill woodland, 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  RSA141289  Allium amplectens June McCaskill 1960-5-26 605 Tehama On Wright-Graham ranch, South Power House Road, 1 1/2 miles south of Manton. Comment
  CHSC83707  Allium campanulatum L. P. Janeway 2001-6-24 7224 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  UC1037358  Allium campanulatum Douglas Barbe 1955-7-16 189 Tehama near summit of SOuth Yolla Bolly 2438 Comment
  JEPS13260  Allium falcifolium Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5315 Tehama about 1 mi e Mt. Linn summit; South Yolla Bolly Mountain 2286 Comment
  CHSC2061  Allium peninsulare M. Underhill 1953-5-3 Tehama 152 Comment
  CHSC105939  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
  JEPS98968  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1002642  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama logging rd. w. Paskenta; w. Tehama Co. Comment
  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
  CAS-BOT-BC171420  Alnus incana subsp. tenuifolia A. A. Heller 1928-5-30 14586 Tehama Wet meadow at Mineral 1524 Comment
  CAS-BOT-BC171421  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-20 36237 Tehama Lassen Morgan, near Lassen Volcanic National Park 1463 Comment
  CHSC90880  Alopecurus pratensis D. Isle 1995-6-20 204 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Campground (23N25A). 633 Comment
  HSC41103  Alopecurus pratensis J. P. Smith, J. O. Sawyer 1973-4-14 6070 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  CHSC80112  Alopecurus saccatus B. Castro; L. P. Janeway 2000-5-11 1166 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  HSC1659  Alopecurus saccatus Larry Berti 1969-5-9 73 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UCD18760  Alopecurus saccatus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 53 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CHSC48311  Alyssum desertorum Vernon Oswald 1986-3-6 1048 Tehama Round Valley Rd. 2.2 mi sw of Paskenta. Roadside. 274 Comment
  CHSC112986  Amaranthus californicus Lowell Ahart 2013-8-2 18985 A Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC112997  Amaranthus powellii Lowell Ahart 2013-8-2 18984 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  HSC95426  Ambrosia artemisiifolia L. Ahart, John Dittes 2003-9-17 10567 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CHSC59168  Ambrosia psilostachya Vernon H. Oswald 1992-9-29 5226 Tehama Hwy 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CAS-BOT-BC135673  Amelanchier utahensis John Thomas Howell 1960-8-20 36209 Tehama Near Lassen Volcanic National Park - Morgan 1463 Comment
  UC1212121  Amsinckia intermedia Francia Chisaki 1958-4-1 1108 a Tehama 2.9 mi w of Flournoy Comment
  HSC90023  Amsinckia intermedia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 19 Tehama Tedoc Rd., at its intersection with Hwy. 36 549 Comment
  JEPS95678  Amsinckia lycopsoides Vernon H. Oswald 1995-3-27 6553 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, 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 207 Comment
  UC1229801  Amsinckia lycopsoides F. Chisaki 1958-4-1 1110 Tehama 7.5 mi e Flournoy (on road to Corning) Comment
  SFV18506  Amsinckia menziesii A. M. Deshais 2002-4-6 25 Tehama Highway 36 at Hogg Lake. 265 Comment
  JEPS88340  Amsinckia menziesii var. menziesii Vernon H. Oswald and Lowell Ahart 1996-4-23 7416 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along w shore of Hog Lake, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 266 Comment
  CHSC87364  Anagallis arvensis Lowell Ahart 2004-4-29 10800 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  CHSC102610  Anaphalis margaritacea L. P. Janeway 2009-7-26 9876 Tehama High Cascade Range. Lassen Natgional 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
  UC891415  Anaphalis margaritacea Alice Eastwood Aug 22 1912-Aug 26 1912 1775 Tehama trail from Morgans Spring; Lassen Butte Region 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
  RSA115249  Anemone multifida George W. Gillett 1953-7-3 263 Tehama Tehama county: Rock crevices above road, 0.25 mile above Diamond Point, Near Diamond Peak. 2256 Comment
Read comments
Oct 28 2009
  RSA757300  Angelica arguta Barbara Ertter, James R. Shevock 1992-6-14 11167 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, about 7 air miles east-southeast of Paynes Creek (town). 915 Comment
  JEPS13523  Anisocarpus scabridus Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5330 Tehama 0.25 mi e and about 150 ft below Mt. Linn (summit of Yolla Bolly Mountain); South Yolla Bolly Mountain 2407 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
  HSC95722  Antennaria argentea Vernon H. Oswald, L. Ahart 1997-7-7 8689 Tehama USFS Rd. 27N26 0.8 mi. W of its junction with 27N06; W of Saddle Campground, near the NE corner of the Yolla Bolly-Middle Eel Wilderness 1067 Comment
  JEPS68985  Antennaria dimorpha G. L. Stebbins 1972-8-18 1972 Tehama summit of Little Red Mountain 1493 Comment
  UC1609231  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1993-9-2 5901 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  JEPS97218  Anthriscus caucalis Vernon H. Oswald and L. Ahart 1995-4-3 6603 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  SEINET10951061  Anthriscus caucalis David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17953 Tehama 8 mi. E of Red Bluff on CA Hwy 36. 305 Comment
  CHSC66304  Antirrhinum cornutum Vernon H. Oswald 1996-6-27 7895 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the bed of the creek (collected at the W end of the large meander plain ca. 0.3 mi E of the W boundary). 103 Comment
  CHSC76786  Antirrhinum subcordatum L. P. Janeway; Caroline Warren 1999-6-15 6467 A Tehama Small side ravine along larger canyon on south side of South Fork Cottonwood Creek. 341 Comment
  CHSC92155  Antirrhinum subcordatum J. Molter 1993-6-16 742 Tehama About 45 ft. above sm. drainage. 518 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
  JEPS3555  Antirrhinum subcordatum Milo S. Baker and H. K. Wagnon 1953-5-31 12694 Tehama w of Paskenta (near 5 mi post on logging road) 365 Comment
  CHSC43066  Aphanes occidentalis Pauleen Broyles 1986-3-1 955 Tehama In south pasture, NW of the barn, just below the W rim of the larger pool almost at the N end. Vina Plains Preserve. Comment
  JEPS88419  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1996-4-3 7306 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, intermittent stream 0.3 mi e of dirt lane along w side of parcel); Thomes Creek Ecological Reserve, Sacramento Valley 103 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
  CAS-BOT-BC17357  Arabis eschscholtziana P. A. Munz 1951-7-26 16942 Tehama Square Lake, north base. South Yolla Bolly Peak. 2133 Comment
  HSC74959  Arabis glabra J. P. Smith, Thomas W. Nelson 1979-6-24 10170 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  RSA0129716  Arabis platysperma P. A. Munz 1951-7-26 16944 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  JEPS102666  Arceuthobium occidentale Lowell Ahart 2001-6-14 8841 Tehama About 100 yards north of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  SEINET10689598  Arceuthobium occidentale Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4,Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  CAS-BOT-BC465575  Arctostaphylos Julie Kierstead Nelson; Brad Rust 2015-3-27 2015 -009 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range, Forest Svc Rd 28N60 1560 Comment
  UC728694  Arctostaphylos X acutifolia Milo S. Baker 1943-8-8 10638 Tehama 1.1 mi nw Log Spring Ranger Station Comment
  UC708946  Arctostaphylos X candidissima Milo S. Baker 1943-8-8 10642 Tehama halfway between Log Spring Ranger Station and Government Flat 1676 Comment
  SEINET10736234 Image available Arctostaphylos acutifolia John Thomas Howell 1943-8-8 Howell 19212 Tehama Log Spring Ridge. 1.1 miles west of Ranger Station, Tehama Co. Comment
  CAS-BOT-BC23938  Arctostaphylos canescens subsp. canescens Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC23941  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19209 Tehama Log Spring Ridge Comment
  RSA201463  Arctostaphylos manzanita J. T. Howell 1960-7-24 35998 Tehama 8 miles west of Mineral. 1220 Comment
  SEINET11987217  Arctostaphylos manzanita W. Knight, Knight, I. 1980-1 3847 Tehama Tilden Botanic Garden, Berkeley, orig. from near Paskenta as seedling in 1967 Comment
  CAS-BOT-BC38666  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-5-15 8687 Tehama Inner North Coast Range. 1 mi. above Cedar Spring on Paskenta - Covelo Road 1219 Comment
  JEPS38736  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1899-4-27 14205 Tehama Greasewood Hills Yallo Bally Mountains Comment
  JEPS38754  Arctostaphylos manzanita subsp. manzanita Harriet P. Kelley 1914-3-20 Tehama Los Molinos Comment
  JEPS95726  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
  POM131779  Arctostaphylos manzanita subsp. manzanita Elizabeth Hermann 1903-3-1 10640 Tehama Red Bluff Comment
  CAS-BOT-BC39996  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19211 Tehama Log Spring Ridge Comment
  UC412768  Arctostaphylos nevadensis W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
Read comments
Jul 5 2009
  CAS-BOT-BC44477  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  SBBG128034  Arctostaphylos patula L. Ahart, J. Dittes 2010-7-17 16878 Tehama ca. 50 yards E of the gate, ca. 90 yards E of the barn, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 829 Comment
  UC674757  Arctostaphylos patula C. Hart Merriam Sept. 1907 Tehama Inskip Hill Comment
  UCD80281  Arctostaphylos patula CNPS SN Foothill Team 2005-6-21 SNNR 0330 a Tehama USFS Lassen National Forest, at the top of Mill Creek ridge. 1158 Comment
  UCR122870  Arctostaphylos patula Susanne M. James 1980-4-23 123 Tehama Highway 32, 1.4 mi south of Lassen N. F. boundry, 5.0 mi south of Potato Patch Camp Ground Comment
  CHSC114589  Arctostaphylos patula subsp. patula J. Kierstead 1990-9-11 90 -152 Tehama Yolla Bolly Ranger District. 3 miles south of Tedoc Mt., Ssouth side of FS Rd 27N12. 1554 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
  RSA141470  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama One mile northwest of junction of Chico and Little Smoke Creek. 1067 Comment
  JEPS87503  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
  CHSC92798  Arenaria serpyllifolia subsp. serpyllifolia John Dittes; Josephine Guardino 2005-4-13 1072 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
  CHSC66588  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1996-7-8 7964 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Collected on the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  SEINET12765098  Aristida oligantha Vernon H. Oswald 1996-7-8 7964 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills.; 0 158 Comment
  SEINET11696016  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 mi W of Corning Comment
  CHSC65695  Aristolochia californica Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7266 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff; along Paynes Creek in NE corner of the plateau. 152 Comment
  CHSC67152  Aristolochia californica James D. Jokerst 1981-2-23 1237 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. 45 Comment
  CHSC88954  Aristolochia californica Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. Near the Grapevine Creek Slab, Powerline Road. UTM: 10 0591363 E, 4451429 N. 442 Comment
  SJSU6166  Aristolochia californica D. L. Wilson 1970-4-19 Tehama near confluence N & S Forks of Antelope Creek c. 18 mi E of Red Bluff Comment
  UC483339  Aristolochia californica E. K. Anderson 1893-1 Tehama Vina Ranch Comment
  UCR17131.1  Aristolochia californica Frank C. Vasek 1979-2-17 s.n. Tehama Sacramento Valley, 7 mi south of Red Bluff along Willow Creek 91 Comment
  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
  CHSC108073  Arnica discoidea B. Castro; L. P. Janeway 2000-6-11 1288 Tehama High North Coast Ranges. NE-facing slope just N of Raglin Ridge Rd, at Twin Springs; near the top of Raglin Ridge. 1249 Comment
  CAS-BOT-BC85101  Arnica nevadensis George W. Gillett 1957-8-13 1066 Tehama Lassen Volcanic National Park - Brokeoff Mountain 2743 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
  CHSC77529  Artemisia douglasiana Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS101707  Asclepias cordifolia Dean W. Taylor 1997-7-18 16142 Tehama headwaters North Fork Elder Creek 1981 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
  SBBG5707  Asclepias eriocarpa H. and M. Dearing 1939-7-3 3813 Tehama Battle Crk near Mineral Comment
  RSA107847  Asclepias eriocarpa L. S. Rose 1955-6-12 s.n. Tehama Flood bed and sandbars of Dibble Creek 1.5 mi. N of Red Bluff 91 Comment
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 Comment
  CHSC78587  Asclepias fascicularis J. Marr; C. Warren, H. West, J. Lacey, N. Wight 1998-7-2 Tehama West of Red Bluff, vicinity of Dry Creek and Red Bank Creek, along creek. 268 Comment
  UC1949228  Asclepias fascicularis Barbara Ertter 1991-9-2 10802 Tehama 2.2 mi SW of Paskenta on road over Mendocino Pass to Round Valley, SE of William Butte Comment
  CHSC56264  Asplenium septentrionale Beth Corbin 1991-10-4 659 Tehama North side of Christie Hill, ca. 4 mi ENE of Mineral. Lassen National Forest, Susanville. 1950 Comment
  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
  JEPS75794  Astragalus clevelandii Todd and Virginia Keeler-Wolf 1973-8-25 516 Tehama about 1/8 mi n Patton Mill (Yolla Bolly Mountains); , n of Patton Mill 1188 Comment
  CAS-BOT-BC186836  Astragalus gambelianus Doris Kildale Gillespie 1930-5-9 9297 Tehama 18 miles west of Mineral on Susanville road 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
  CHSC86059  Astragalus gambelianus Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  CHSC56980  Astragalus pauperculus Steven Triano; Stefani Eiben 1988-5-7 153 Tehama Open meadow ca 30 ft s of Hwy. 36 and 24.5 mi ne of Red Bluff. 569 Comment
  CHSC88945  Astragalus pauperculus A. Peterson 2003-4-10 31 Tehama Hwy 36 east of Red Bluff. Vista Point parkign lot. UTM: 603755E 4467280N. 1014 Comment
  JEPS86513  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-3 1484 Tehama 10 air km ne Red Bluff (ca 3.3 air km e of Sacramento River-Sevenmile Creek confluence, just e of gas pipeline); e of Sacramento River-Sevenmile Creek confl, ne of Red Bluff 228 Comment
  JEPS90996  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  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
  RSA0006842  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  RSA182040  Astragalus purshii var. lectulus Freed W. Hoffman 1950-7-4 3667 Tehama Saddle between North Yolla Bolly and Black Rock. 2134 Comment
  UCD105257  Astragalus purshii var. tinctus J. M. Tucker; L. K. Mann 1959-7-19 3551 Tehama South of Yolla Bolly Mountain, ca. 1/2 mile east of summit. 2286 Comment
  UC1299222  Astragalus purshii var. tinctus Freed W. Hoffman 1950-7-4 3667 Tehama saddle between North Yolla Bolly and Black Rock; North Coast Ranges, betw North Yolla Bolly and Black Rock 2133 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
  JEPS81112  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
  CAS-BOT-BC66014  Athyrium filix-femina var. cyclosorum P. A. Munz 1951-7-27 16964 Tehama south base of South Yolla Bolly Pk 2103 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
  CHSC4474  Athysanus pusillus C. Glascock 1965-5-15 421 Tehama 12.4 mi. W of Mineral R.S. on Hwy 36 at N roadside. Comment
  JEPS97004  Athysanus pusillus Vernon H. Oswald and L. Ahart 1994-3-8 5972 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  CHSC48284  Atriplex rosea Vernon Oswald 1987-9-8 3234 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
  CHSC78596  Baccharis salicifolia J. Marr; H. West 1998-10-13 Tehama West of Red Bluff, vicinity of Cottonwood Creek. 289 Comment
  JEPS21261  Baccharis salicifolia subsp. salicifolia unknown Tehama Comment
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Jul 6 2010
  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
  JEPS94523  Balsamorhiza deltoidea Vernon Oswald and Lowell Ahart 1997-6-10 8563 Tehama between Paskenta and Covelo on M2 (23N69) 0.6 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1828 Comment
  CDA10420  Balsamorhiza sagittata D. Isle 1996-7-17 Tehama North Coast Ranges; Mendocino National Forest - Elder Creek Watershed. Road 25N17, northeast of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock. Comment
  CAS-BOT-BC16358  Barbarea orthoceras John Thomas Howell 1960-8-20 36225 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  JEPS88438  Barbarea verna Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7264 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (BLM parcel along Hwy 36, ne of Red Bluff, gravel bar in Paynes Creek, ne corner of Hog Lake Plateau) 152 Comment
  JEPS95942  Barbarea verna Vernon H. Oswald and L. Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek: T28N R1E SW1/4 Sect. 10, 2500 ft, brushy blue oak woodland 762 Comment
  CHSC68535  Berberis aquifolium var. dictyota Vernon H. Oswald 1997-4-23 8348 Tehama Forest road M2 0.1 mi west of 24N41 (to Whitlock Camp), 13.3 miles W of Paskenta. High North Coast Ranges. 1280 Comment
  UC1586563  Berberis aquifolium var. dictyota Vernon H. Oswald and Lowell Ahart 1991-4-16 4502 Tehama n Paskenta (Colyear Rd, 4.0 mi w of Lowery Rd) 332 Comment
  CHSC68937  Berberis nervosa Vernon Oswald; Lowell Ahart 1997-7-7 8694 Tehama Forest Route 35 at Cedar Creek near northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC116227  Bergia texana Lowell Ahart; John Dittes 2015-6-22 20265 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  JEPS88392  Bidens frondosa Vernon H. Oswald and Lowell Ahart 1996-9-4 8260 Tehama BLM parcel along Hwy 36 ne Red Bluff (on flood plain of creek ca. 1 mi upstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  CAS-BOT-BC413086  Bistorta bistortoides P. A. Munz 1951-7-25 16841 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC56324  Bistorta bistortoides K. R. Stern 1986-5-21 8291 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC1820  Blennosperma nanum var. nanum Larry Bertie 1969-3-15 7 Tehama N Face of Antelope Creek Canyon, ca. 12 mi. E. of Red Bluff. From the dam to ca. 3 mi. upstream from the dam 213 Comment
  UCD114349  Boechera howellii J. M. Tucker; L. K. Mann 1959-7-19 3542 Tehama At summit, South Yolla Bolly Mountain. 2465 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-BC14422  Boechera platysperma Milo S. Baker 1940-8-13 9807 Tehama Cliff near Government Flat. Comment
  CHSC44195  Boechera retrofracta Vernon Oswald 1988-7-12 3562 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  CHSC65397  Boechera retrofracta Vernon Oswald 1986-7-24 2238 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  JEPS76657  Boechera subpinnatifida L. R. Heckard 1972-6-17 2967 Tehama Western slope Tedoc Mt. 1310 Comment
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  RSA166324  Boisduvalia stricta D. M. Moore 1960-6-5 144 Tehama Sour Grass Creek, U.S. 99W 2.3 mi. N of Glenn county line. Comment
  UC1751230  Botrychium ascendens Timothy B. Devine 1985-7-7 841 b Tehama beside Willow Creek about 1 mi N of jct with road to Colby Mountain Lookout 1584 Comment
  JEPS75823  Botrychium simplex Todd and Virginia Keeler-Wolf 1975-8-10 651 Tehama 1/4 mi E of Howells Camp; Yolla Bolly Mountains 1889 Comment
  UC2031496  Botrychium simplex Barbara Ertter with Brad Olson 1991-7-6 10381 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
  CHSC84604  Brickellia californica Lowell Ahart; John Dittes 2003-9-17 10570 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC46611  Brickellia greenei Vernon H. Oswald; W. Dempsey 1989-8-3 3912 Tehama Wilson Lake north of Hwy 36, ca 8 mi (air) east of Mineral. 1633 Comment
  CHSC82075  Brickellia greenei L. P. Janeway 2001-7-29 7404 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UC86182  Brickellia greenei unknown 1892-9-20 Tehama Yolo Bola Mt. Comment
  UC1584300  Brickellia greenei Julie Kierstead 1990-9-11 90 -153 Tehama 3 mi s of, Yolla Bolla R.D. Tedoc Mtn. 1524 Comment
  CHSC27801  Briza minor Catherine Corr 1978-4-18 16 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd ca. 1/4 mi w of jct. 67 Comment
  UC816102  Briza minor E. O. Wooton 1913-4-6 Tehama Red Bluff Comment
  UCD169664  Brodiaea californica B. Castro 2011-6-11 1888 Tehama Inner North Coast Range/ northern Sacramento Valley edge. At S end of Red Bluff, on E side of Hwy 99 W, 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital, between Hwy 99 W and the railroad. 88 Comment
  UCD77209  Brodiaea californica Robert E. Preston 2004-4-30 2230 Tehama 7.5 mi ENE of Red Bluff, at W edge of Mud Springs Plain, along Hogback Rd. 274 Comment
  CHSC107970  Brodiaea californica var. californica B. Castro 2011-6-11 1888 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off ramps for Hwy I-5, opposite St. Elizabeth's Hospital. 88 Comment
  UC903025  Brodiaea californica var. californica Ethel Crum 1932-5-9 1451 Tehama se Red Bluff 91 Comment
  UC1046541  Brodiaea californica var. californica R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama 14 mi w State Highway 36 junction with U. S. Highway 99 (just n of Red Bluff junction, on a slight rise, along State Highway 36) 243 Comment
  SEINET7072741  Brodiaea coronaria A. G. Vestal 1963-5-9 s.n. Tehama Near the ranch gate, about 14.6 miles northwest of Chico on Route 99 and about 1 mile south of the junction jwith Lassen Road. Coordinate datum WGS 84/NAD83. (UTM Zone 10, 584678mE, 4418264mN. Coordinate datum: NAD 27.) Comment
  UCD77148  Brodiaea coronaria Robert E. Preston 2003-5-18 2136 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 99 Comment
  CHSC100292  Brodiaea elegans D. Isle 1989-6-22 1503 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Moist spot on north edge of road M2, approximately 9(+) miles west of Paskenta. 914 Comment
  RSA376762  Brodiaea elegans subsp. elegans George Willet 1935-6-29 s.n. Tehama E of Red Bluff. 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
  JEPS108203  Brodiaea minor David Gowen 2005-6-25 470 Tehama HWY 36 at Bossley Rd. near mile post 27 east from Shasta Co. North of driveways with mailboxes. Comment
  RSA759783  Brodiaea minor Barbara Ertter 1991-5-19 9873 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  SEINET7042713  Brodiaea minor A. G. Vestal 1963-5-9 s.n. Tehama On Route 99E ca. 14.6 miles northwest of Chico at ranch gate. Richardson Springs quadrangle UTM Zone 10, 586506mE, 4416273mN. Comment
  UCD32612  Bromus carinatus Beecher Crampton 1954-6-16 1978 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
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Jul 19 2009
  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
  CHSC113351  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC66514  Bromus commutatus Vernon H. Oswald; Lowell Ahart 1996-5-20 7606 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  CHSC41038  Bromus hordeaceus Pauleen Broyles 1982-4-23 456 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Rd in n central pasture. 70 Comment
  RSA602811  Bromus hordeaceus L. C. Wheeler 1935-5-23 3524 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 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
  JEPS102495  Bromus laevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC71063  Bromus madritensis subsp. madritensis Vernon Oswald; Lowell Ahart 1998-5-14 9043 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  CHSC64578  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1995-4-17 6645 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On a mima mound between Dales Lake and the w boundary of the reserve. 213 Comment
  CHSC75426  Bromus madritensis subsp. rubens Ben Myhre 1997-4-9 36 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC88593  Bromus orcuttianus L. P. Janeway 2001-6-10 7149 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  UCR131628  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  JEPS106209  Bromus pseudolaevipes Lowell Ahart 2004-6-1 10987 Tehama Burned area on the west side of road M2, about 5 1/2 miles (air) west of Paskenta 883 Comment
  UCSB63894  Bromus racemosus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama Hog Lake Plateau; BLM parcel along Hwy 36, NE of Red Bluff (T28N, R2W, NW1/4, NE1/4 Sect 8); Cascade Range Foothills, Paynes Creek 158 Comment
  SEINET10523833  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 715 A Tehama 8 mi e of red bluff, on calif hwy 36, live oak, savannah and aesculus. 152 Comment
  SEINET10933426  Bromus rigidus A. Arthur Heller 1916-4-20 Heller 12337 Tehama Open grassy slopes in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. Comment
  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
  SEINET10518067  Bromus rubens Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2840 Tehama 16 mi e of red bluff on california hwy 36; in grass at edge of pinus ponderosa And ponderosa jeffreyi. 366 Comment
  CHSC66137  Bromus sterilis Vernon H. Oswald; Lowell Ahart 1996-5-6 7523 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a flood channel along Paynes Creek at this location. 124 Comment
  JEPS97297  Bromus sterilis Vernon H. Oswald and L. Ahart 1995-6-13 6856 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 640 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 Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 195 Comment
  HSC81968  Bromus suksdorfii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4899 Tehama Along Post Creek just upstream from Forest Service road 1372 Comment
  JEPS95724  Bromus tectorum Vernon H. Oswald and L. Ahart 1995-4-25 6686 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  UCD60247  Bromus vulgaris R. Tofsrud 1947-7-1 248 a Tehama Hwy. 32, 15 mi. S of junction with Hwys. 36 and 89. Comment
  JEPS101103  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  CHSC94097  Calandrinia ciliata Lowell Ahart 2006-7-11 12947 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS52611  Calandrinia ciliata W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Crane Creek Comment
  CAS-BOT-BC438336  Calandrinia ciliata L. E. Smith 1915-4-25 s.n. Tehama Red Bluff Comment
  JEPS90703  Callitriche fassettii Dean W. Taylor 1991-4-11 11605 Tehama Seven Mile Lake Sacramento Valley, Dales 7 1/2' USGS quadrangle, Tuscan Butt (w base of Buttes) 286 Comment
  CHSC49832  Callitriche hermaphroditica Vernon H. Oswald 1990-4-8 4154 Tehama Leininger (Keefer) Rd, ca. 0.5 mi n of its junction with Lassen Rd and Hwy 99 in southern Tehama Co. In a roadside ditch on the east side of a large vernal pond. 70 Comment
  CHSC65918  Callitriche longipedunculata Vernon H. Oswald; Lowell Ahart 1996-4-15 7363 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  HSC74846  Calocedrus decurrens J. P. Smith, Thomas W. Nelson 1978-7-22 10034 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  SEINET4399748  Calochortus Leila M. Shultz 1990-5-5 11331 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  UCR11256  Calochortus amabilis Wm. Horn Jr. 1967-5-28 670528- 3 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  JEPS61671  Calochortus leichtlinii Jos. Grinnell 1927-5-26 Tehama between Mineral and Payne Creek; Lassen Peak Region 1005 Comment
  CHSC27533  Calochortus luteus Greg C. Halcomb 1978-4-14 16 Tehama Intersection of Lassen Rd. and Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  JEPS61683  Calochortus luteus Joseph Grinnell 1927-5-7 Tehama between Dales and Red Bluff Comment
  CAS-BOT-BC492653  Calochortus luteus L. E. Smith 1915-5-27 s.n. Tehama Red Bluff Comment
  RSA722488  Calochortus luteus R. R. Halse 1989-5-7 3820 Tehama Along Black Butte Road 7.1 miles southwest of its junction with State Highway A9 (Corning Road) or 1.8 miles north of its junction with Newville Road 150 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  CHSC82627  Calochortus monophyllus Tara Morgan 2002-3-31 10 Tehama In Ishi Wilderness within Lassen National Forest. Found near the trail that runs parallel to Mill Creek on the south. 682 Comment
  CHSC118395  Calochortus monophyllus Tim Kask 2015-4-27 243 Tehama Antelope Creek, 'McClure Trail', .25 miles from trailhead. Comment
  SBBG22516  Calochortus nudus H. and M. Dearing 1939-6-12 3640 Tehama S of Lassen Nat Park Comment
  UC648403  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-16 1744 Tehama 7 mi n Mineral (on road to Viola); Dry Lake Comment
  UC1950168  Calochortus superbus Barbara Ertter 1991-5-19 9871 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction 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
  RSA116074  Calochortus superbus E. K. Balls, Lee W. Lenz 1955-5-14 20721 Tehama 5.6 miles southwest of Paynes Creek along Highway 36, Lake Almanor to Red Bluff 213 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
  UCD160066  Calochortus tolmiei James A. Neilson Jr. 1975-4-29 3150 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  CAS-BOT-BC175775  Caltha leptosepala C. R. Quick 1950-6-17 50 -30 Tehama Edge of Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest 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
  CHSC77530  Calycadenia fremontii Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 292 Comment
  CHSC83094  Calycadenia fremontii Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  JEPS100398  Calycadenia fremontii Dean W. Taylor 1995-5-9 14894 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS103457  Calycadenia fremontii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  JEPS88282  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1996-5-6 7535 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s side of gravel road 1.4 mi w of the parking lot on Hwy 36 (0.4 mi w of the power line crossing the gravel road)); Cascade Range Foothills, Hog Lake Plateau 249 Comment
  RSA789806  Calycadenia fremontii R. L. Carr 1978-7-7 2117 Tehama Los Molinos, 300 yards south of road between Los Molinos and Tehama. 64 Comment
  UC1971676  Calycadenia fremontii 1977-7-4 2025 Tehama Hwy 36, ca. 7.9 mi NE of jct with Hwy 99 (E of Red Bluff), milepost 61.8 (2.2 mi W of Paynes Road 458 Comment
  UC1971682  Calycadenia fremontii G. D. Carr 1974-6-27 767 Tehama SW of Red Bluff, 1.2 mi W of Mt Rd [sic] on Colyear Spr. Rd Comment
  UCD129763  Calycadenia fremontii R. L. Carr 1977-7-4 2022 Tehama east of Red Bluff, along south side of Hwy 36, 4.5 miles northeast of junction with Hwy 99. 226 Comment
  CHSC78792  Calycadenia multiglandulosa J. Marr; N. Wight, C. Warren, H. West 1998-6-9 Tehama West of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 304 Comment
  CAS-BOT-BC270862  Calycadenia pauciflora Milo S. Baker; K. Wagnon 1953-7-12 12908 Tehama Logging road W of Paskenta between 7 and 8 mile posts 457 Comment
  CDA10577  Calycadenia pauciflora L. Ahart 2004-6-11 11015 Tehama 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. Comment
  CAS-BOT-BC270860  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2116 Tehama 4.6 miles W of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile NW of Rosewood 214 Comment
  CAS-BOT-BC270861  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2116 Tehama 4.6 miles W of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile NW of Rosewood 214 Comment
  RSA255561  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 miles NE of Glenn County line on West Black Butte Road 213 Comment
  RSA255610  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8 miles SW of Paskenta via Round Valley Road, along road to Mud Flat Campground 503 Comment
  UC1876256  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mi S of Hwy 36 on Tedoc Rd. 426 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
  UCD129900  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 miles west of Hwy A5 on Hwy 36. 167 Comment
  CHSC105224  Calycadenia truncata Lowell Ahart; John Dittes 2010-7-19 16887 Tehama About 20 yards south of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC77723  Calycadenia truncata B. Castro; L. P. Janeway 1999-6-9 969 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, near the 'water gap' on Dry Creek. 292 Comment
  CHSC69663  Calyptridium monospermum Vernon Oswald; Lowell Ahart 1997-9-9 8868 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. Growing in sand on the floodplain of the creek, 1219 Comment
  JEPS124015  Calyptridium monospermum Lowell Ahart, John Dittes 2015-8-5 20467 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  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
  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
  SEINET199015  Calyptridium quadripetalum H. K. Sharsmith 1954-6-24 4345 Tehama Mendocino National Forest ; SW ridge leading to Eagle Peak 1 mi below summit 1067 Comment
  JEPS105614  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek 1062 Comment
  SEINET12326981  Calystegia occidentalis R. A. Schlising 1975-1 3171 Tehama Hwy 32, 15 mi S of jct with Hwy 36 Comment
  SBBG5775  Calystegia occidentalis subsp. occidentalis H. and M. Dearing 1938-6-22 2070 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  JEPS109409  Calystegia occidentalis var. tomentella D. W. Taylor 2010-6-23 20894 b Tehama Hwy 36 1 mile W from Lassen Lodge, N side of highway near junction with Little Giant Mill Road. Comment
  CHSC49646  Camassia quamash subsp. quamash Vernon Oswald 1984-6-19 1301 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  CHSC80625  Campanula griffinii Lowell Ahart 2001-6-8 8812 Tehama On the west side of road M2, about 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  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
  HSC1816  Cardamine oligosperma Larry Berti 1969-3-15 11 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  SEINET4292259 Image available Carex abrupta Unknown 2001-1 7228 Tehama Lyonsville quad. High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. Comment
  RSA712753  Carex angustata L. P. Janeway 2005-6-12 8424 Tehama High Cascade Range 1625 Comment
  SEINET4292085 Image available Carex athrostachya Unknown 2006-1 13074 Tehama Yellow Pine Forest, on the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain,about miles (air) northeast of Butte Meadows. Comment
  CHSC65070  Carex aurea Vernon H. Oswald; Lowell Ahart 1995-7-17 7088 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  RSA715736  Carex brainerdii David W. Isle 1995-11-2 1059 Tehama Thomes Creek Watershed; Mendocino National Forest; On west bank 25N16-1.3 mile above 25N16-E Spur Jct. 5 and Dime Timber Sale survey on Upper Boswell Ridge (0.6+ mile SE of Twin Peaks) 1982 Comment
  UC1026413  Carex brainerdii John Thomas Howell and R. C. Barneby 1954-5-14 29566 Tehama 4 mi se Childs Meadows 1463 Comment
  SEINET7556712 Image available Carex densa L. P. Janeway 2003-6-14 7843 Tehama Devils Parade Ground quad 7.5' quad. High Cascade Range. Along Cohasset Road 3.2 road km northeast of Deer Creek crossing. 732 Comment
  CDA33052  Carex dudleyi L. P. Janeway 2000-6-3 6860 Tehama High North Coast Ranges; Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak Comment
  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
  CHSC45077  Carex echinata subsp. echinata Vernon Oswald 1984-6-7 1271 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1423 Comment
  RSA201294  Carex echinata subsp. echinata J. T. Howell 1961-6-20 36579 Tehama Bluff Falls. 1982 Comment
  SEINET7559367 Image available Carex fracta Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11396 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  SEINET7559368 Image available Carex fracta Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11397 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  RSA66381  Carex fracta Phillip A. Munz 1951-7-27 16962 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CAS-BOT-BC22299  Carex hassei John Thomas Howell 1961-6-20 36577 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC7555  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  CAS-BOT-BC35479  Carex jonesii Hans Leschke 1954-7-3 s.n. Tehama Lassen Volcanic National Park, northern border of a swamp north of Willow Lake 1661 Comment
  CHSC88483  Carex laeviculmis L. P. Janeway 2001-6-10 7155 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  CHSC65409  Carex lenticularis var. impressa Vernon Oswald 1988-6-27 3540 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC88479  Carex lenticularis var. impressa L. P. Janeway 2001-6-10 7153 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  CAS-BOT-BC28509  Carex lenticularis var. lipocarpa John Thomas Howell 1944-7-14 19759 Tehama Anthony Peak, east slope. Comment
  SEINET7568446 Image available Carex multicaulis Unknown 2004-5-30 8130 Tehama Onion Butte 7.5' Quad. High Cascade Range, along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  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
  UCD80251  Carex multicaulis CNPS SN Foothill Team 2005-6-6 SNFN 0333 a Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  RSA120963  Carex multicaulis G. D. Barbe 1955-6-25 13067 Tehama Mendocino National Forest; above Whitlock Camp. 1524 Comment
  SEINET13710845  Carex multicaulis Lowell William Ahart, Lowell William Ahart 2001-1 8869 Tehama Near Ike Dye Hill, 2 Mi. W Hwy 32, W of Soda Springs Campground, about 3 Mi. W Butte Meadows (T26N, R3E, sec 22, SE 1/4) 4400 Ft. 1341 Comment
  CAS-BOT-BC119730  Carex nebrascensis Hans Leschke 1955-7-17 s.n. Tehama Ditch along highway, Mineral. Comment
  CAS-BOT-BC119673  Carex nervina Hans Leschke 1961-8-14 1816 Tehama Meadow on horse-trail to Kings Creek Falls. Comment
  CHSC76533  Carex nudata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CHSC84314  Carex nudata Lowell Ahart; John Dittes 2003-6-11 10268 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
  CAS-BOT-BC119576  Carex nudata H. H. Keifer 1962-9-12 s.n. Tehama Miniral Comment
  SEINET8987565 Image available Carex pachycarpa Unknown 2012-1 25988 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands. Comment
  CHSC111260  Carex serratodens L. P. Janeway; B. Castro 2012-7-3 10944 Tehama High Cascade Range. Northwest side of Hwy 32 about 15 m northeast of the bridge across Deer Creek. 985 Comment
  UC1950428  Carex serratodens Barbara Ertter with Brad Olson 1991-7-4 10195 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  SEINET4290225 Image available Carex specifica Unknown 2009-1 9875 Tehama High Cascade Range; Lassen National Forest; east side of Hwy 89, 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  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
  CAS-BOT-BC279923  Carex subfusca Peter F. Zika 2012-7-14 25985 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 2130 Comment
  JEPS105668  Carex subfusca L. P. Janeway 2001-6-24 7228 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain 1652 Comment
  SEINET7577200 Image available Carex subfusca L. P. Janeway 2001-6-10 7138 Tehama North Yolla Bolly quad. High North Coast Ranges. At spring on west side of Tedoc Gap. 1340 Comment
  CHSC60447  Carex vesicaria Mary Ann Showers 1992-6-26 2576 Tehama Lassen Volcanic National Park. Seep above canyon bottom east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  RSA66382  Carex vesicaria Phillip A. Munz 1951-7-26 16941 Tehama Long Lake, north base of South Yolla Bolly Peak. 2134 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
  SEINET7580520 Image available Carex whitneyi Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CHSC77619  Castilleja affinis subsp. affinis Heidi West; Jenny Marr, Caroline Warren, Joyce Lacey-Rickert, 1998-5-19 Tehama Vicinity of uppermost N. Fork Stony Creek. 243 Comment
  CHSC88515  Castilleja affinis subsp. affinis Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  HSC82136  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4934 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS23788  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7012 Tehama 1.25 mi n Paynes Creek (along Lane Valley Road, near Childs Ranch) 544 Comment
  JEPS2932  Castilleja applegatei subsp. pinetorum W. L. Jepson 1899-4-25 21359 Tehama near Rosewood (Stiver's Ranch, Crane Creek, tributary of Cottonwood Creek); Cottonwood Creek, Crane Creek Comment
  JEPS9781  Castilleja applegatei subsp. pinetorum Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  JEPS9782  Castilleja applegatei subsp. pinetorum Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  SBBG6730  Castilleja applegatei subsp. pinetorum H. and M. Dearing 1938-6-22 2071 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  UC1034007  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jul 22 1940-Jul 23 1940 26241 Tehama s of Sulphur Works (Route 89, Bluff Falls, s of Mount Lassen); Bluff Falls 1889 Comment
  CHSC55419  Castilleja attenuata Vivian L. Long 1991-4-21 9 Tehama Ca. 1.5 mi s Wildcat Road, 20 ft e Hwy A6. 320 Comment
  CHSC65975  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-23 7454 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 259 Comment
  JEPS96529  Castilleja attenuata Dean W. Taylor 1993-4-5 13327 Tehama Thomes Creek; riparian area ca. 1.2 mile upstream from Rawson Road bridge, 99 Comment
  CHSC37550  Castilleja exserta T. B. Devine 1977-5-22 390 Tehama Near Pine Creek, 6 mi E of Hwy 99. 121 Comment
  CHSC77382  Castilleja foliolosa L. P. Janeway; B. Castro 1999-6-10 6461 Tehama North side of Dry Creek about 1.7 mi west of Red Bank Creek, on the west slope of the 'Water Gap. 316 Comment
  CHSC31205  Castilleja lacera M. S. Taylor 1980-4-12 2465 Tehama N side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi e of Meridian Rd, ca. 11 mi n of Chico. 121 Comment
  CAS-BOT-BC251926  Castilleja lemmonii Blanche Clear 1940-7-24 s.n. Tehama Summit Lake. Lassen Volcanic Park Comment
  POM182781  Castilleja miniata W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  CHSC9739  Castilleja subinclusa Nancy Mosman 1971-7-17 120 Tehama Found at bottom of rocky slope 5 ft e of Hwy 32 ca. 19.6 mi s of Chester. 1066 Comment
  JEPS109959  Ceanothus arcuatus Dean W. Taylor 2007-7-23 20104 Tehama Digger Butte (4 air miles E of Manton) 1103 Comment
  CHSC90899  Ceanothus cordulatus Niall McCarten; Roxanne Bittman 1986-6-15 5464 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CAS-BOT-BC51139  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama One fourth mile South from Highway 36 on Pattymocus Trail 762 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  CDA19949  Centaurea maculosa E. Finley 2002-7-1 PDR 1140323 Tehama Northern California; Hwy 36 W-bound at MM 102.75, 1.4 mi W of Plumas Co line. 0 Comment
  JEPS95716  Centaurea melitensis Vernon H. Oswald and L. Ahart 1996-6-13 6865 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC64905  Centaurea solstitialis Vernon H. Oswald 1995-6-30 6951 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the old highway at the ne corner of the reserve. 225 Comment
  SEINET8111607 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201504 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111608 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201503 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111619 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201523 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111641 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201505 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  RSA94834  Centaurea solstitialis F. W. Peirson 1923-7-20 3929 Tehama Red Bluff Comment
  UCSB23352  Centaurea solstitialis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  JEPS104304  Centaurium muehlenbergii Lowell Ahart 2003-6-11 10243 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS104467  Centaurium muehlenbergii Lowell Ahart 2003-6-11 10243 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS15246  Centromadia fitchii Rimo Bacigalupi with J. R. Sweeney and George Bacigalupi Jr. 1953-8-29 4338 Tehama 1 1/2 mi e Corning (on road to Vina); Sacramento Valley 91 Comment
  CAS-BOT-BC288504  Centromadia fitchii J. Major 1956-6-19 s.n. Tehama Ca 6 miles SW Red Bluff in Hog Wallow Comment
  CHSC65931  Centunculus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7358 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. CDFG parcel on the S side of Gyle Rd. Growing on the drying bed of a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  JEPS22655  Centunculus minimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-22 6281 Tehama about 2 mi w Kirkwood (lower portions of plains, about 1/2 mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 73 Comment
  CHSC56289  Cerastium glomeratum K. R. Stern 1986-5-21 8255 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 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
  JEPS88450  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1996-4-3 7300 Tehama n.w. Corning (CDFG parcel s. side of Gyle Rd., flat betw. old meander of intermittent stream & its present course ca. 0.4 mi. e. of dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  HSC1750  Cerastium glomeratum Larry Berti 1969-3-22 55 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  CAS-BOT-BC251513  Cercis occidentalis Camille F. Nowell 2012-7-16 48 Tehama Hwy 32 in Lassen National Forest. 1025 Comment
  UC704295  Cercocarpus betuloides var. betuloides Frank A. Pitelka 1946-6-15 197 Tehama 2 mi se of Beegum 502 Comment
  HSC95721  Cercocarpus ledifolius var. intermontanus Vernon H. Oswald, L. Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the NE corner of the Yolla Bolly-Middle Eel Wilderness 2058 Comment
  RSA66616  Chaenactis carphoclinia Philip A. Munz 1951-7-26 16909 Tehama South base of Yolla Bolly Peak 2073 Comment
  HSC74948  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1979-6-23 10161 Tehama Summit of Tedoc Mtn., Shasta-Trinity Natl. Forest 1646 Comment
  CAS-BOT-BC276496  Chaenactis douglasii var. douglasii P. A. Munz 1951-7-26 16909 Tehama S base of South Yolla Bolly Mountains 2072 Comment
  CHSC77301  Chaenactis glabriuscula var. heterocarpha Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Sunflower Gulch. 274 Comment
  CHSC78795  Chaenactis glabriuscula var. heterocarpha Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC95169  Chaenactis glabriuscula var. heterocarpha R. D. Fischer 2005-5-30 793 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground, downstream of the Deer Creek camp.UTM: 10617744E, 4447073N. 880 Comment
  JEPS118630  Chaenactis glabriuscula var. heterocarpha B. Castro and L. P. Janeway 2000-4-22 1093 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.8 km northwest of Black Rock; south-facing slope overlooking Mill Creek. Barkley Mountain 7.5' Q. Comment
  CHSC29846  Chamaesyce hooveri K. R. Stern 1980-6-16 6656 Tehama Vernal pool, 0.7 mi. east of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
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Aug 1 2012
  CHSC52646  Chamaesyce hooveri R. D. Stone 1986-7-24 791 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  CHSC52652  Chamaesyce hooveri R. D. Stone; R. E. Buck 1987-8-4 836 Tehama Central Valley. June Lake, about 3.75 miles NNE of Vina and 0.8 miles NE of the uppermost of the five Laniger (Leininger) Lakes. Vernal pool. 86 Comment
  JEPS83921  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama 0.7 mi nne Hallie Rd (0.1 mi nw of barn, western most of three large vernal pools); TNC Vina Plains Preserve 65 Comment
  JEPS83929  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-11 846 Tehama 2.5 mi ne Reed Orchard Rd end (ca 6 mi ne of Vina, just e of Deer Creek on w side of irrigation ditch) 131 Comment
  CHSC117745  Chamaesyce maculata Lowell Ahart; John Dittes 2016-8-25 21273 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  JEPS104383  Chamaesyce maculata Lowell Ahart 2003-9-17 10576 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
  JEPS66423  Chamaesyce ocellata L. R. Heckard and P. Rubtzoff 1971-7-31 2685 Tehama above Sacramento River (at the marina, n of Red Bluff) Comment
  CHSC34249  Chamaesyce ocellata subsp. rattanii J. Lacey; R. Ondricek-Fallscheer 1981-6-11 13 Tehama L mi ssw of the jct of Round Valley Rd and Garland Rd. 341 Comment
  CHSC76751  Chamaesyce ocellata subsp. rattanii J. Marr; H. West, C. Warren 1998-8-27 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 304 Comment
  JEPS105077  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  JEPS121166  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-8-2 18983 Tehama Gravel bar of the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  UC1023463  Chamaesyce ocellata subsp. rattanii Milo S. Baker and H. K. Wagnon 1953-5-30 12686 Tehama logging rd to w Paskenta (near Post 5 mi) Comment
  JEPS120784  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-9-17 19049 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CHSC116670  Cheilanthes gracillima Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20700 Tehama Near the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC60289  Cheilanthes gracillima Mary Ann Showers 1992-6-26 2573 Tehama East of Sulphur Works Entrance Station above West Sulphur Creek. Lassen Volcanic National Park. 1950 Comment
  CHSC44613  Cheilanthes intertexta Vernon H. Oswald 1984-4-11 1147 Tehama Round Valley Rd. ( also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest Boundary). 746 Comment
  CDA23369  Chenopodium californicum Vernon H. Oswald & Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Road, 0.9 mile west of its junction with Weemasoul Road, west of Red Bluff and southeast of Platina. Comment
  CAS-BOT-BC451367  Chimaphila menziesii Hans Leschke 1964-8-2 1881 Tehama Lassen Volcanic Nat. Park: Mills Creek Falls Comment
  CHSC27329  Chlorogalum angustifolium T. B. Devine 1976-5-22 396 Tehama Wurlitzer Ranch. 0.25 mi north of Pine Creek. 121 Comment
  CHSC80107  Chlorogalum angustifolium B. Castro; L. P. Janeway 2000-5-11 1145 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creeks. 117 Comment
  JEPS109682  Chlorogalum angustifolium Dean W. Taylor 1991-5-9 11685 Tehama Stony Creek, ca. 300 m north of the creek along the right-of-way of electrical transmission lines (PG&E Pit-Vaca line) 112 Comment
  UC765910  Chlorogalum angustifolium R. F. Hoover 1936-5-21 1180 Tehama 4 mi s Cottonwood Comment
  CAS-BOT-BC498637  Chlorogalum angustifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53455 Tehama Foothill woodland, 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  JEPS55716  Chlorogalum angustifolium Theodore Niehaus 1968-5-3 814 Tehama ca 1/4 mi n of Freeman School House Road from junction with Corning Road (Tehama County Road A9) Comment
  UC618191 Image available Chlorogalum pomeridianum var. minus R. F. Hoover 1939-5-11 4104 Tehama foothills above Paskenta (on road to Covelo); ; Paskenta, Tehama Co. Comment
  CHSC67264  Chorizanthe polygonoides James D. Jokerst 1983-5-10 1751 Tehama Wurlitzer Ranch E of Meridian Rd., top of exposed Tuscan bluff that is the S bank of Zimmershed Creek where the flow changes from S to W. 103 Comment
  CHSC102249  Chorizanthe polygonoides var. polygonoides L. P. Janeway; B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of the ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  RSA755417  Chorizanthe polygonoides var. polygonoides L. P. Janeway, B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC76062  Chorizanthe stellulata G. F. Hrusa; J. Hart 1998-5-10 14427 Tehama Northern Sacramento Valley. Dry gravelly openings in grassland on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. 100 Comment
  CHSC56298  Chrysolepis sempervirens K. R. Stern 1986-5-21 8250 Tehama Deer Creek Meadow, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  JEPS38076  Chrysolepis sempervirens Jos. Grinnell 1925-7-30 Tehama Mineral 1463 Comment
  UCD110131  Chrysolepis sempervirens John Thomas Howell 1960-8-19 36143 Tehama Brokeoff Mountain Trail. 2590 Comment
  RSA739675  Chrysothamnus nauseosus subsp. albicaulis John Dittes, Lowell Ahart, Josephine Guardino 2003-8-23 799 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  SEINET10872004  Chrysothamnus nauseosus subsp. albicaulis Mary Susan Taylor 1977-8-17 Taylor 1475 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  CHSC64547  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-3 6590 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered plants in moist soil along the intermittent stream on the s edge of the basalt ridge at the w boundary. 195 Comment
  CHSC64625  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-17 6673 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 margin of a drying wetland between the reserve fence and Manton Rd. e of the borrow pit. 213 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
  CHSC94542  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama Under fir trees, near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  HSC96988  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama About 150 yards E of Colby Creek, about 2 mi. (air) SE of Colby Mtn., about 5 mi. (air) NE of Butte Meadows 1526 Comment
  UCD169426  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama About 5 miles (air) northeast of Butte Meadows.about 2 miles (air) southeast of Colby Mountain, about 150 yards east of Colby Creek, just west of the dirt road. 1525 Comment
  CAS-BOT-BC277964  Cirsium cymosum Milo S. Baker; H. K. Wagnon 1953-7-12 12853 Tehama One mile above Whitlock Camp along County Road 1371 Comment
  JEPS28114  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama near Lassen Volcanic National Park; Morgan 1463 Comment
  UCD130607  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  OBI54104  Cirsium douglasii var. breweri David J. Keil, Kathleen Keil 1992-7-25 23598 Tehama Lassen NF along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CHSC105933  Cirsium occidentale var. venustum Lowell Ahart; John Dittes 2010-7-17 16876 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
  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
  CAS-BOT-BC169767  Cistanthe quadripetala Helen K. Sharsmith 1954-6-24 4345 Tehama SW ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest 1066 Comment
  UC1002645  Clarkia affinis Milo S. Baker and H. K. Wagnon 1953-5-31 12699 Tehama a mile or so e Paskenta Comment
  HSC71848  Clarkia concinna subsp. concinna Thomas W. Nelson, Jane P. Nelson 1980-6-22 5845 Tehama Along FS Rd. 45, 2.3 mi. N of Tedoc Gap, W side of Mt. Tedoc 1372 Comment
  RSA90798  Clarkia concinna subsp. concinna Milo S. Baker, H. K. Wagnon 1953-5-31 12706 Tehama Logging road west of Paskenta above 6 mile post Comment
  UCD80472  Clarkia gracilis CNPS SN Foothill Team 2005-6-7 SNNR 0183 Tehama CDFG, Tehama Wildlife Area. 473 Comment
  JEPS101738  Clarkia gracilis subsp. albicaulis Dean W. Taylor 1997-6-1 16022 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset Comment
  CHSC66050  Clarkia gracilis subsp. gracilis Vernon H. Oswald; Lowell Ahart 1996-5-6 7516 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope of Paynes Creek Canyon at this location. 167 Comment
  JEPS89003  Clarkia mildrediae V. Parker, J. Clark 1993-7-3 860 Tehama n.e. slope Inskip Hill (on Gridley property e. of Lanes Valley rd.); Manton Quad., Inskip Hill 426 Comment
  CHSC64714  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1995-5-9 6713 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. Collected se of Pool 20. 213 Comment
  RSA704017  Clarkia purpurea subsp. quadrivulnera Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 221 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  RSA125978  Clarkia purpurea subsp. quadrivulnera E. K. Balls 1957-5-24 22539 Tehama 3.3 mi. SE from Beegum, along State Highway 36, Red Bluff to Alton. 290 Comment
  CHSC117151  Clarkia rhomboidea Lowell Ahart; John Dittes 2016-6-22 21042 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC87107  Clarkia rhomboidea Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  UC702927  Clarkia rhomboidea Alice Eastwood, John Thomas Howell 1941-7-9 9749 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  RSA90779  Clarkia rhomboidea Milo S. Baker, H. K. Wagnon 1953-7-12 12905 Tehama Above Whitlock Camp in forest 1524 Comment
  CHSC83712  Clarkia stellata L. P. Janeway 2001-6-24 7216 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CHSC32987  Claytonia exigua subsp. exigua P. Lynn Lester 1980-3-31 4 Tehama Ca. 20 yds w of Round Valley Rd, ca. 7 mi sw of jct with Newville Rd, ca. 9 mi sw of Paskenta. Open area on steep hillside. 670 Comment
  CHSC64398  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a bare patch of eroded fanglomerate just e of Pool 20 (Orcuttia pool). 219 Comment
  RSA93495  Claytonia exigua subsp. exigua Milo S. Baker 1953-4-26 12537 Tehama 5 mi. W. of Paskenta in foothill at burn elevation somewhat higher than Paklenta. Comment
  CHSC40071  Claytonia palustris R. M. Austin 1903-7-10 173 Tehama Swamps, Colby. Comment
  CHSC94156  Claytonia palustris Lowell Ahart 2006-7-11 12946 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CAS-BOT-BC233805  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  HSC1653  Claytonia parviflora subsp. parviflora Larry Berti 1969-3-22 59 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  CHSC67281  Claytonia perfoliata James D. Jokerst 1983-3-6 1689 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  CHSC27833  Claytonia perfoliata subsp. perfoliata Eric J. Miller 1978-4-24 14 Tehama 1 km w of Sacramento River at Woodson Bridge. 28 Comment
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Jul 22 2009
  CHSC65768  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald; Lowell Ahart 1996-4-8 7317 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a shaded cutbank on the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge sit on the gravel road. 106 Comment
  CHSC60388  Claytonia rubra Mary Ann Showers 1992-6-28 2639 Tehama Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphur Creeks. 2072 Comment
  RSA67459  Claytonia rubra P. A. Munz 1951-7-18 16663 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC44229  Claytonia rubra subsp. rubra Vernon Oswald 1988-6-27 3519 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS102312  Claytonia rubra subsp. rubra Vernon H. Oswald and Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1325 Comment
  UC2031395  Claytonia rubra subsp. rubra Barbara Ertter with Brad Olson 1991-7-4 10233 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  HSC17705  Claytonia rubra subsp. rubra S. J. Hawks 1965-5-8 53 Tehama About 5 mi. W of Mineral Comment
  CHSC55143  Clematis lasiantha L. P. Janeway 1991-5-11 3957 Tehama Battle Creek Wildlife Area. North-facing slope above and south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  CHSC65969  Clematis lasiantha Vernon H. Oswald; Lowell Ahart 1996-4-23 7449 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of Paynes Creek just downstream from the power line at this location. 147 Comment
  CHSC88936  Clematis lasiantha Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  JEPS6967  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama logging road nw Paskenta (near 10 mi post, w Tehama Co.) Comment
  JEPS76667  Collinsia greenei L. R. Heckard 1972-6-17 2957 Tehama Tedoc Mt.; bare serpentine slope on nw side, along new road around w of mountain 1280 Comment
  UC1010402  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama w Paskenta (near 10 mi post, along logging rd) Comment
  JEPS6365  Collinsia greenei Rimo Bacigalupi and G. T. Robbins 1954-6-26 4637 Tehama 3.6 mi n Mendocino Pass (Low Gap) (along road to Government Flat, at boundary between Mendocino and Tehama Counties); Mendocino National Forest 1920 Comment
  JEPS4248  Collinsia parviflora Milo S. Baker and H. K. Wagnon 1953-7-12 12916 Tehama 5.3 mi Whitlock Camp (along County Rd) 1828 Comment
  CHSC90904  Collinsia rattanii Niall McCarten; Roxanne Bittman 1986-6-15 5436 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 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
  CHSC83379  Collinsia sparsiflora var. sparsiflora L. P. Janeway; Shirley Innecken 2002-3-14 7444 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  UC764485  Collinsia tinctoria R. F. Hoover 1939-5-11 4098 Tehama Dibble Creek near Red Bluff; Dibble Creek Comment
  RSA505369  Collinsia torreyi var. latifolia R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5319 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  RSA90847  Collomia diversifolia Milo S. Baker, H. K. Wagnon 1953-5-31 12708 Tehama Logging road west of Paskenta near 10 mile post Comment
  CHSC43701  Collomia grandiflora Vernon Oswald 1983-7-12 848 Tehama Beside Round Valley Rd. (M4; 23N02); 17.2 mi w of its jct. With Garland Rd. On a road cut. 1463 Comment
  CDA22399  Comandra umbellata subsp. californica L. Ahart, Vernon Oswald 2001-5-7 10013 Tehama Forest Road 26N15, 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC66180  Conium maculatum Vernon H. Oswald 1996-6-3 7710 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 100 Comment
  CHSC94499  Convolvulus arvensis Lowell Ahart 2006-8-15 13200 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS88172  Convolvulus arvensis Vernon H. Oswald and Lowell Ahart 1996-7-8 7961 Tehama BLM parcel along Hwy 36 ne Red Bluff (near intermittent stream crossing ne corner of parcel); Cascade Range foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CDA34750  Conyza canadensis L. Ahart, John Dittes 2010-10-4 17294 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC60470  Corallorhiza maculata Mary Ann Showers 1992-6-26 2571 Tehama East of Sulphur Works Entrance Station above West Sulphur Creek. Lassen Volcanic National Park. 1950 Comment
  CHSC90454  Corallorhiza striata Niall McCarten; Roxanne Bittman 1986-6-15 5486 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.5 mi. so. of Browns Camp. 1828 Comment
  UCSB13420  Corallorhiza striata Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral; 9.5 miles south of Viola 1524 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
  LA106655  Cordylanthus pilosus subsp. hansenii L. R. Heckard; Rimo Bacigalupi, B. Doren 1971-9-9 2793 Tehama Along Reeds Creek road; 3.7 mi. E of junction with Pettyjohn road (ca. 12 air miles W of Red Bluff) 274 Comment
  JEPS81040  Cordylanthus tenuis subsp. viscidus Thomas Nelson, Jane Nelson, and R. Jane Cole 1979-7-27 5047 Tehama ca 0.5 mi from Regan Meadow (along road from Regan Meadow to Brushy Mountain); Shasta Trinity National Forest 1402 Comment
  RSA78607  Cordylanthus tenuis subsp. viscidus J. T. Howell 1943-8-8 19206 Tehama Log Spring Ridge. Comment
  RSA666359  Cornus nuttallii Barbara Ertter 1991-9-2 10784 Tehama Round Valley - Paskenta road (RtM4) 7.8 mi E of Log spring Creek, ca 10 airmiles. WSW of Paskenta. 1372 Comment
  UCD117172  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Between Morgan and Morgan Summit. 1676 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
  CHSC24931  Cornus sessilis P. Goldman 1976-4-22 19 Tehama Scattered on w side of Antelope Creek, at junc of Antelope Creek and Ponderosa Way, ca. 20 mi s of Red Bluff. 1066 Comment
  LA40471  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-8-20 sn Tehama Deer Creek 1000.0 Comment
  UC412941  Cornus sessilis Mrs. C. M. Wilder 1912-6-18 Tehama at Wilson's Cove (edge of Deer Creek); , Deer Creek 762 Comment
  CHSC12952  Corydalis caseana subsp. caseana K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5802 Tehama Roadside seepage bank, with small stream running through it, ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  JEPS97210  Crassula aquatica Vernon H. Oswald and L. Ahart 1995-4-3 6561 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
  CHSC64525  Crassula connata Vernon H. Oswald; Lowell Ahart 1995-4-10 6615 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station of Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  UCD130936  Crepis modocensis subsp. subacaulis Dean W. Taylor 1976-7-9 6057 Tehama At headwaters of Cub Creek. 1859 Comment
  UC1001323  Crepis monticola Louise Kellogg 1952-7-16 60 Tehama on ridge near Squaw Camp and Pole Corral (directly s of Yolla Bolly Mountain); Northern Coast Ranges, Mendocino National Forest, Boswell Ri 2133 Comment
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Jun 21 2009
  RSA123577  Crepis monticola Douglas Barbe 1955-7-16 187 Tehama East ridge leading to the summit of South Yolla Bolly (Mt. Linn), near the summit 2409 Comment
  RSA66620  Crepis monticola P. A. Munz 1951-7-26 16913 Tehama South base of South Yolla Bolly Peak 2134 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
  CHSC64942  Crepis pleurocarpa Vernon H. Oswald; Lowell Ahart 1995-7-12 7027 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  RSA500415  Crocidium multicaule Vernon H. Oswald, H. Wurlitzer 1989-2-27 3725 Tehama Wurlitzer Ranch at the east end of Barber Road just north of the Butte-Tehama County line. 457 Comment
  CHSC113003  Croton setiger Lowell Ahart 2013-8-2 18986 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
  CDA6679  Crucianella angustifolia L. Ahart, J. Dittes 2003-6-11 10257 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
  CHSC113321  Crucianella angustifolia Lowell Ahart; John Dittes 2014-5-17 19511 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC71049  Crucianella angustifolia Vernon Oswald; Lowell Ahart 1998-5-14 9048 Tehama Hwy. 36 between Bluff and Platina, 2.3 mi east of Vestal Rd. 2712 Comment
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Sep 11 2007
  JEPS104219  Crucianella angustifolia Lowell Ahart 2003-6-11 10257 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  SEINET4343821 Image available Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat dominated by Xanthium, bordered by dense band of diverse annuals 152 Comment
  CDA13581  Crypsis schoenoides G. F. Hrusa 1996-8-17 13505 Tehama Sacramento Valley; Annual, occasional in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Difficult to separate from C. schoenoides. 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
  OBI71999  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake W of Orland. T23N R5W 152 Comment
  SEINET1910009  Crypsis schoenoides Barbara Ertter, Elizabeth Nesse, Laura Fujii, Dawn Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  SEINET4344590 Image available Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland. 152 Comment
  CHSC81643  Crypsis vaginiflora Vernon H. Oswald 2001-10-18 10063 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC117167  Cryptantha affinis Lowell Ahart; John Dittes 2016-6-22 21044 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC80612  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  UC1010379  Cryptantha affinis Milo S. Baker and H. K. Wagnon 1953-7-11 12834 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  CHSC84665  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11634 Tehama Lassen National Forest, Ishi Wilderness. Road 28N29. Roadcut on a SW facing slope. 1121 Comment
  JEPS104341  Cryptantha crinita Lowell Ahart 2003-5-12 10126 Tehama Along a wash, on the nw side of the poor dirt road, just n of Jelly Ferry Rd, 1.3 mi (air) sw of Coleman Fish Hatchery, ca 6.0 mi (air) e of Cottonwood. 131 Comment
  JEPS105599  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11634 Tehama Road 28N29; Lassen National Forest; Ishi Wilderness 1121 Comment
  SDSU20824  Cryptantha crinita Kirsten Bovee, Donald Lepley, Tim Kellison 2014-5-7 Tehama Ishi Wilderness, Moak Trail. T26N R2E Sec. 14. Devil's Parade Grand Quad. 1128 Comment
  UC1042338  Cryptantha crinita Lewis S. Rose 1954-4-26 54034 Tehama 1.5 mi n Red Bluff (flood bed of Dibble Creek); Dibble Creek 94 Comment
  CDA15409  Cryptantha flaccida G. F. Hrusa, J. Hart 1998-5-1 14406 Tehama Sacramento Valley; Edge of Coyote Creek wash, Coyote Creek Conservation Area, approx. 1/2 mi. W of Paskenta Rd. Comment
  CHSC113925  Cryptantha flaccida Lowell Ahart 2014-5-8 19439 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC67179  Cryptantha flaccida James D. Jokerst 1983-5-7 1735 Tehama On the Wurlitzer Ranch ca. 50 m E of Meridian Rd., just S of its junction with Lassen Rd. 103 Comment
  CHSC70868  Cryptantha flaccida Vernon Oswald; Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. east of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  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
  CHSC96532  Cryptantha flaccida Lowell Ahart 2007-5-8 13729 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
  JEPS97261  Cryptantha flaccida Vernon H. Oswald and L. Ahart 1995-5-9 6715 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UCD148656  Cryptantha flaccida G. F. Hrusa; J. Hart 1998-5-10 14406 Tehama Coyote Creek wash, Coyote Creek Conservation Area, approximately 1/2 mile west of Paskenta road. 80 Comment
  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
  CHSC80615  Cryptantha hispidula Lowell Ahart 2001-6-8 8764 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC32801  Cryptantha intermedia James D. Jokerst 1980-6-18 894 Tehama North Coast Range. 852 Comment
  CHSC77748  Cryptantha intermedia B. Castro; L. Janeway 1999-5-18 938 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch and Red Bank Creek. 310 Comment
  UC1023449  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-7-12 12912 Tehama w of Paskenta (near 15 mi post in forest, w Tehama County) 1219 Comment
  RSA724865  Cryptantha torreyana L. Ahart 2006-9-9 13249 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1504 Comment
  UCR124021  Cryptantha torreyana George K. Helmkamp, E. A. Helmkamp 2001-7-7 6916 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  UC1873670  Cryptantha torreyana Barbara Ertter with Brad Olson 1991-7-4 10242 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  CHSC54086  Cupressus macnabiana Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4609 Tehama Raglin Ridge Rd, 3.2 miles south-southwest of Colyear Springs Rd, northwest of Paskenta. 792 Comment
  JEPS97440  Cuscuta californica Vernon H. Oswald and L. Ahart 1995-7-12 6996 Tehama T29N R9W NW1/4 Sec. 34, 3080 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36 938 Comment
  CHSC94424  Cuscuta californica var. breviflora Lowell Ahart 2006-8-15 13199 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  JEPS116011  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC40797  Cuscuta howelliana Pauleen Broyles 1982-6-14 727 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  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
  UCSB13418  Cycladenia humilis 1962-6-12 Tehama Along road from Viola to Mineral, 10.5 miles south of Viola 1706 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
  CHSC60298  Cymopterus terebinthinus var. californicus Mary Ann Showers 1992-6-26 2567 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  HSC9514  Cynodon dactylon L. T. Gault 1964-3-27 35 Tehama Los Molinos South Center Street Comment
  CHSC78953  Cynosurus echinatus Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC96662  Cynosurus echinatus Lowell Ahart 2007-5-8 13750 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CDA38935  Cyperus bipartitus L. Ahart, John Dittes 2003-9-17 10594 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  SEINET13710859  Cyperus bipartitus Lowell William Ahart, Lowell William Ahart 2003-1 10594 Tehama Near Hwy 99 5 Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  JEPS104226  Cyperus difformis Lowell Ahart 2003-9-17 10595 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
  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
  JEPS97408  Cyperus eragrostis Vernon H. Oswald and L. Ahart 1995-6-13 6845 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  RSA0119055  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  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
  JEPS64103  Cyperus niger W. L. Jepson 1929-9-27 15286 Tehama Manton Comment
  UCSB63985  Cyperus niger Jokerst, James 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
  CHSC117700  Cyperus strigosus Lowell Ahart; John Dittes 2016-8-25 21280 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  HSC95686  Cystopteris fragilis Vernon H. Oswald, L. Ahart 1997-7-7 8711 Tehama USFS Rd. 35 at branch of the S Fork of Beegum Creek, 0.4 mi. W of Rat Trap Gap, N side of the Yolla Bolly-Middle Eel Wilderness 1707 Comment
  UCD136370  Cystopteris fragilis Dean W. Taylor 1976-7-9 6040 Tehama At headwaters of Cub Cr. 1859 Comment
  RSA123787  Cystopteris fragilis Milo S. Baker, H. K. Wagnon 1955-7-22 246 Tehama Harding Spring on the trail to Square Lake. 2073 Comment
  UC1055939  Danthonia unispicata Helen K. Sharsmith 1954-6-24 4348 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  SEINET3829247  Danthonia unispicata Helen K. Sharsmith 1954-1 4348 Tehama Among chaparral on serpentine rock. Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest. 1067 Comment
  CHSC1639  Darmera peltata E. Morford 1931-4-30 Tehama Rock Creek, Cohasset. Comment
  CHSC89892  Datisca glomerata B. Castro; Shirley Innecken 2001-6-11 1266 A Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  JEPS105974  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On S edge of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CHSC113320  Daucus pusillus Lowell Ahart; John Dittes 2014-5-17 19498 Tehama On the north side of the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC118033  Daucus pusillus Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 197 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC80578  Daucus pusillus Lowell Ahart 2001-6-14 8839 Tehama North of the dirt road that leads to the tower, east sides of road M2, about 8 miles west of Paskenta. 609 Comment
  UC1001308  Delphinium andersonii Louise Kellogg 1952-7-12 33 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  UC1001300  Delphinium antoninum Louise Kellogg 1952-7-12 24 a Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  RSA424753  Delphinium hansenii Aaron Liston, M. A. Blumler 1987-4-24 654 -15 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC68702  Delphinium hesperium subsp. hesperium Vernon H. Oswald; Lowell Ahart 1997-5-14 8461 Tehama North of Cohasset and ca. 1.5 mi north of Deer Creek on Ponderosa Way (Forest Rd. 28N29). On a roadside bank. 694 Comment
  CHSC118203  Delphinium nudicaule Tim Kask 2016-4-7 260 Tehama Antelope Creek, from Fischer CG. Near creek bank. 10T 0597252/4455584 Comment
  RSA90627  Delphinium nudicaule Milo S. Baker, H. K. Wagnon 1953-6-21 12793 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  SBBG2204  Delphinium nuttallianum H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  SEINET12089323  Delphinium variegatum A. K. Bos 1978-1 14 Tehama ca 10 mi NE of Red Bluff, SW1/4 sec. 14, T28N, R3W MDM 140 Comment
  CDA15412  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 1998-5-1 14426 Tehama Sacramento Valley; Dry ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Perennial, with dark purple flowers. Uncommon and widely scattered here. Comment
  UC614384  Delphinium variegatum subsp. variegatum Lincoln Constance, J. L. Morrison 1938-5-1 2179 Tehama Paskenta, Inner North Coast Ranges. 304 Comment
  CHSC118399  Delphinium variegatum subsp. variegatum Tim Kask 2016-5-3 270 Tehama Antelope Creek drainage, on McClure Trail, South facing slope. 10T 0599257/4457720 Comment
  RSA48779  Delphinium variegatum subsp. variegatum P. A. Munz 1949-5-14 13197 Tehama 5 miles N of Red Bluff. Comment
  UC149680  Deschampsia cespitosa subsp. cespitosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4350 Tehama near Morgan Morgan; Mill Creek Canyon 1524 Comment
  CHSC66124  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1996-4-29 7469 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the edge of the intermittent stream near the W boundary. 103 Comment
  CHSC49535  Deschampsia elongata Vernon Oswald 1984-6-19 1306 Tehama North-east corner of Wilson Lake. Meadow. 1606 Comment
  UCD63424  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 Comment
  CHSC57383  Dicentra formosa S. R. Mitchelson 1987-4-12 5 Tehama Mill Creek Canyon, n side of Mill Creek, ca 1.2 km ene of Black Rock. 624 Comment
  UC54484  Dicentra formosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4390 Tehama near Morgan (Morgan Spring Valley); Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1362288  Dicentra formosa L. Rhinehart 1964-5-30 Tehama ca 4 mi w Mineral (State Hwy 36) Comment
  JEPS16231  Dicentra uniflora Joseph Grinnell with Mary E. Grinnell 1928-6-8 Tehama 5 mi n Mineral 1981 Comment
  JEPS64184  Dichelostemma capitatum Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo Road) Comment
  UC2042812  Dichelostemma capitatum Barbara Ertter 1990-5-13 8946 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
  SBBG57629  Dichelostemma capitatum subsp. capitatum H. and M. Dearing 1938-6-21 1938 Tehama ca. 5 mi N of Loma [Lomo] Comment
  CHSC64570  Dichelostemma multiflorum Vernon H. Oswald; Lowell Ahart 1995-4-10 6625 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. Scattered between the fence and Manton Rd. between Inks Creek Rd. and the culvert to the south. 207 Comment
  SEINET3885609  Dichelostemma multiflorum Daphne K. Christopher, Lowell Ahart; John Dittes; Hannah I. Stevens 2003-4-17 189 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail.; 0 767 Comment
  SEINET10533982  Dichelostemma multiflorum A. Arthur Heller 1927-5-8 Heller 14368 Tehama Clay soil in fields near Vina the region where Hartweg collected the type. Comment
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  RSA90478  Dichelostemma volubile Milo S. Baker 1953-5-10 12604 Tehama W of Paskenta along logging road between 7 and 8 mile posts. Comment
  CHSC67447  Digitaria sanguinalis James D. Jokerst 1982-10-23 1665 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Comment
  CHSC91055  Diplacus douglasii David W. Isle 1995-5-2 1050 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC23395  Diplacus kelloggii B. Garamendi 1974-4-6 24 Tehama 1 mi S of Graham Trail-Head. Mill/Deer Creek Study Area. 487 Comment
  CHSC108075  Diplacus layneae B. Castro; L. P. Janeway 2000-6-11 1280 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, above Pepperwood Spring. Stony flat opening ca 20 ft SE of road. 899 Comment
  SBBG28883  Diplacus layneae R. Bacigalupi 1953-5-30 1267 Tehama logging road, W of Paskenta near 5 mi post Comment
  CHSC65351  Diplacus torreyi Lowell Ahart 1995-10-3 7658 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  CHSC80878  Diplacus torreyi Lowell Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET194975  Diplacus torreyi A. A. Heller 1938-1 15176 Tehama Along State Hwy 36 a short distance W of the Plumas County line 1463 Comment
  SEINET198079 Image available Dodecatheon alpinum Louise Kellogg 1952-7-14 42 Tehama Mendocino National Forest; Square Lake Trail from Ovenlid toward South Yolla Bolly Mountain. 1829 Comment
  SEINET10449636  Dodecatheon alpinum subsp. majus Mary Susan Taylor 1975-7-17 Taylor 847 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CHSC13890  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama 2.6 mi e on Vina road from hwy 99 to Reed Orchard Road; 0.8 mi e on Reed Orchard Road in cow pasture. Comment
  CHSC14048  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama Ca. 2.6 mi e on Vina Rd from Hwy 99 to Reed Orchard Rd, ca. .8 mi e on Reed Orchard Rd in cow pasture. Comment
  CHSC65677  Dodecatheon hendersonii Vernon H. Oswald 1996-3-15 7228 Tehama Hog Lake Plateau. BLM parcel. Near the NE boundary on a NW-facing slope of Paynes Creek Canyon, ca. 1.5 mi NE of the parking lot at Hog Lake Plateau. Scattered plants in brushy woodland. 158 Comment
  CHSC88870  Dodecatheon hendersonii Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 500 yds south of Little Antelope Creek on Powerline Road. UTM: 10 0592802 E, 4454122 N. 611 Comment
  JEPS14659  Dodecatheon jeffreyi W. L. Jepson 1897-7-24 14589 Tehama South Yallo Balley Comment
  CHSC31135  Downingia bella W. F. Babb 1980-4-26 13 Tehama On the e side of Leininger Rd. ca. 600 m from its jct with Hwy 99E ca. 25.5 km n of Chico. Comment
  CHSC40710  Downingia bicornuta Pauleen Broyles 1982-4-28 478 Tehama The Nature Conservancy Vina Plains Preserve. Wallow in bed of irrigation ditch below holding dam. 65 Comment
  JEPS14494  Downingia bicornuta W. L. Jepson 1938-6-10 18978 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  JEPS108515  Downingia cuspidata Lisa Schultheis 1995-4-13 5 -95 Tehama Along Ink Creek Road, near Dale's Lake (on Route A6, northwest of Red Bluff) Comment
  JEPS19362  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama e of Red Bluff (near State Highway 36) Comment
  CDA12944  Downingia ornatissima G. F. Hrusa 1996-5-2 12905 Tehama Central Valley; near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  CHSC66011  Downingia ornatissima var. ornatissima Vernon H. Oswald; Lowell Ahart 1996-4-29 7466 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Near the W boundary. 103 Comment
  JEPS96016  Downingia ornatissima var. ornatissima Vernon H. Oswald and Lowell Ahart 1996-4-29 7466 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd.); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS105161  Downingia pusilla Dean W. Taylor 1995-4-28 14850 Tehama Stony Creek, vernal pool area north of Roger Road (ca. 10 air miles SW of Corning) 106 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
  CHSC46119  Draba verna var. aestivalis L. P. Janeway; Oscar V. Janeway 1989-4-15 3218 Tehama Deer Creek Meadows; along hwy 32 ca 3/4 mi SW of jct with hwy 36/89. Upper part of mdw. 1402 Comment
  CHSC64345  Draba verna var. verna Vernon H. Oswald; Lowell Ahart 1995-3-19 6542 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e boundary just ne of the borrow pit. 219 Comment
  UCD123999  Drosera rotundifolia Barry Rice 2011-8-21 BR 110810 Tehama no exact location. 1580 Comment
  CAS-BOT-BC527351  Drymocallis glandulosa var. reflexa Alice Eastwood; John Thomas Howell 1941-7-9 9708 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC78974  Dysphania ambrosioides Vernon H. Oswald 2000-10-14 9980 Tehama Black Butte Rd. 0.5 mi south of County Rd A9 (Corning-Paskenta Rd). 109 Comment
  CHSC83096  Dysphania ambrosioides Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  CHSC54864  Dysphania botrys Vernon H. Oswald 1991-9-1 4857 Tehama Lassen Volcanic Park. Lasen Hwy (Hwy 89) just inside the south park boundary. 1999 Comment
  CHSC66191  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .2 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC84579  Dysphania pumilio Lowell Ahart; John Dittes 2003-9-17 10575 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC117415  Echinochloa colona B. Castro; E. MacKinnon and B. Humphrey 2016-7-13 2143 Tehama Sacramento Valley. In bottom of Elder Creek Channel, ca 3.6 air mi upstream (NW) of its confluence with the Sacramento River and 280 ft W of the Hwy 99W bridge. 73 Comment
  CHSC65148  Echinochloa crus-galli Vernon H. Oswald 1995-6-30 6949 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of the ditch along the old highway just s of the Old Hwy. Pool. 219 Comment
  HSC38738  Echinochloa crus-galli A. M. Montalvo, J. D. Ackerman 1975-7-17 570 Tehama 14.5 miles E of Shasta-Tehama Co. line, Hwy. 36 Comment
  CHSC78909  Echinodorus berteroi Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC66029  Elatine californica Vernon H. Oswald 1996-5-13 7554 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  CHSC78830  Elatine californica Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  CHSC40809  Elatine heterandra Pauleen Broyles 1982-5-21 647 Tehama 60 Comment
  CHSC65100  Elatine rubella Vernon H. Oswald; Lowell Ahart 1995-7-31 7153 .1 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. 213 Comment
  CHSC66888  Eleocharis acicularis Vernon H. Oswald; Lowell Ahart 1996-9-4 8253 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CAS-BOT-BC113746  Eleocharis acicularis L. P. Janeway; R. Fallscheer; Heidi West 1993-5-22 4353 Tehama NE side of Hwy 99, 0.4 mi SE of Lassen Road. Vina quad. 64 Comment
  CHSC115556  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20411 Tehama Northwest strand of Wilson Lake, east of County Road 769, 2.05 air-miles north-northeast of Gurnsey Creek Compground, 10.74 air-miles south-southeast of Lassen Peak. 1606 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
  JEPS88253  Eleocharis macrostachya Vernon H. Oswald and Lowell Ahart 1996-5-27 7644 Tehama NW of Corning (CDFG parcel on S side of Gyle Rd, along the pipeline ca. 0.3 mi N of the S boundary); Sacramento Valley, N side, Thomes Creek Ecological Reserve 100 Comment
  RSA699612  Eleocharis palustris L. Ahart 2004-6-28 11136 -A Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  CHSC84266  Eleocharis parishii Lowell Ahart; John Dittes 2003-6-11 10269 Tehama Seep 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
  JEPS117679  Eleocharis parishii Lowell Ahart, John Dittes 2010-7-17 16870 Tehama Above the high water line on the south 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
  JEPS121987  Eleocharis parishii Lowell Ahart, John Dittes 2014-5-16 19487 Tehama About 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  JEPS88395  Eleocharis parishii Vernon H. Oswald and Lowell Ahart 1996-9-4 8271 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  UCD61269  Eleusine indica N. Macleod 1950-1 Tehama Tehama Co. Comment
  SD131801  Elodea canadensis L. R. Heckard, P. Rubtzoff 1971-7-31 2680 Tehama In shallow water of lagoon off the Sacramento River, just northeast of Red Bluff. Comment
  RSA518664  Elodea canadensis L. R. Heckard, Peter Rubtzoff 1971-7-31 2680 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  UCD80873  Elymus CNPS SN Foothill Team 2005-7-1 SNNR 0492 c Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  UC1112882  Elymus X hansenii Douglas Barbe 1955-7-21 224 Tehama Square Lake Region of South Yolla Bolly (w shore) 2103 Comment
  CAS-BOT-BC237631  Elymus X saundersii John Thomas Howell 1960-8-18 36086 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 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
  CHSC87966  Elymus elymoides subsp. californicus Lowell Ahart 2004-6-18 11108 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 883 Comment
  HSC74862  Elymus elymoides var. elymoides J. P. Smith, Thomas W. Nelson 1978-7-22 10021 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  HSC1784  Elymus glaucus Larry Berti 1969-5-9 89 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC66516  Elymus glaucus subsp. glaucus Vernon H. Oswald; Lowell Ahart 1996-5-20 7569 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  CHSC86978  Elymus glaucus subsp. glaucus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. South bank of creek. 289 Comment
  SEINET12753555  Elymus multisetus H. K. Sharsmith 1951-7-11 4017 Tehama Mendocino NF, Covela-Paskenta Road, 11.1 miles below Log Spring Ranger Station and 11.2 miles W of Paskenta. 1219 Comment
  UCD62440  Elymus multisetus Beecher Crampton 1966-6-28 7769 Tehama 6 miles WSW of Paskenta (in direct line) ridge between Hatch Field and Lake Hollow. Sheldon Jeffers Ranch. 609 Comment
  UCD62609  Elymus stebbinsii subsp. septentrionalis A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo, rte. 32. Banks above Deer Creek. Comment
  CHSC83588  Elytrigia pontica subsp. pontica L. P. Janeway; Shirley Innecken 2002-4-11 7465 Tehama Inner North Coast Ranges. Flats along south side of North Fork Stony Creek between the west end of Black Butte Lake and Newville Road. 147 Comment
  JEPS102646  Epilobium canum subsp. latifolium Lowell Ahart 2001-8-28 9183 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  JEPS110085  Epilobium canum subsp. latifolium Lowell Ahart 2006-8-15 13204 Tehama Gray ridge northwest of the road, on the northwest side of the very good gravel logging road, about 4 miles (by road) to Highway 32 1516 Comment
  CHSC81282  Epilobium ciliatum subsp. ciliatum Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  CHSC88288  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  RSA699607  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  UC1392746  Epilobium cleistogamum R. F. Hoover 1968-5-29 11132 Tehama 4 mi se Vina Comment
  UC596432  Epilobium cleistogamum R. F. Hoover 1937-5-19 2256 Tehama near Vina Comment
  CHSC64822  Epilobium densiflorum Vernon H. Oswald 1995-6-4 6826 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (collected at the sw corner). 213 Comment
  JEPS117337  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
  JEPS117431  Epilobium densiflorum Lowell Ahart 2010-7-17 16882 Tehama On the south side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, , about 4.5 miles (air) southeast of Manton, about 2 -1/2 miles (air) north of Highway 36 726 Comment
  RSA767800  Epilobium densiflorum L. Ahart, John Dittes 2010-7-17 16882 Tehama South side of Ponderosa Way, about 10 yards southwest of Soap Creek Crossing, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 727 Comment
  SBBG128035  Epilobium densiflorum L. Ahart, J. Dittes 2010-7-17 16882 Tehama S side of Ponderosa Way, ca. 10 yards SW of Soap Crk crossing, ca. 4.5 mi SE of Manton, ca. 2.5 mi N of Hwy 36 726 Comment
  UC575019  Epilobium glaberrimum subsp. glaberrimum C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  SEINET6637330 Image available Epilobium hallianum Louise Kellogg 1952-7-15 54 Tehama North Coast Ranges; Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly S of South Yolla Bolly Mountain 2134 Comment
  UC1019529  Epilobium hallianum Louise Kellogg 1952-7-9 11 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mt.) - North Coast Ranges, Mendocino National Forest, Boswell Ridge Comment
  CHSC77611  Epilobium minutum Heidi West; Caroline Warren, Jenny Marr 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 335 Comment
  CHSC82307  Epilobium minutum Lowell Ahart 2002-4-27 9569 Tehama Near a wash and a large rock outcrop, about 100 yards from the east side of Road M2 and 20 yards east of the poor dirt road used to service the pole line, about 350 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  POM304448  Epilobium minutum Alice Eastwood, John Thomas Howell 1941-7-9 9763 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS39220  Epilobium obcordatum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2865 Comment
  SEINET10632310  Epilobium oreganum Hoffman 1949-7-19 HOFFMAN 3031 Tehama Reagan Meadow. 1245 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
  UC596431  Epilobium pallidum R. F. Hoover 1938-6-10 3588 Tehama s Red Bluff; Coyote Creek bridge Comment
  CHSC102804  Epilobium torreyi Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16318 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  JEPS104295  Epilobium torreyi Lowell Ahart 2003-6-11 10248 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS97284  Epilobium torreyi Vernon H. Oswald and L. Ahart 1995-5-16 6724 Tehama Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC27509  Equisetum hyemale subsp. affine Michael F. Henetz 1978-4-22 18 Tehama Ca. 10 m n of Hwy. 32, in Deer Creek Canyon, ca. 15.6 km sw of junction of Hwy. 32 and Hwy. 89. 1050 Comment
  CHSC76501  Equisetum laevigatum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  CHSC90427  Equisetum laevigatum Niall McCarten; Roxanne Bittman 1986-6-14 5331 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. Comment
  SBBG119876  Equisetum laevigatum L. Ahart 2004-6-11 11023 Tehama S edge of Thomes Crk, W of end of Nomalaki Trail, ca. 0.5 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Crk 338 Comment
  CAS-BOT-BC204515  Eragrostis cilianensis J. H. Thomas 1965-8-13 11433 Tehama In the center of Corning Comment
  CDA13582  Eragrostis cilianensis G. F. Hrusa 1996-8-17 13506 Tehama Sacramento Valley; Annual, uncommon in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC66222  Eragrostis cilianensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7702 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 Comment
  POM257061  Eragrostis cilianensis Virginia Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  JEPS120789  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 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
  SEINET13709436  Eragrostis pectinacea Lowell William Ahart, Lowell William Ahart 2003-1 10604 Tehama 5 Air Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  JEPS88572  Eragrostis pectinacea var. pectinacea Vernon H. Oswald and Lowell Ahart 1996-6-3 7690 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  CHSC92152  Eriastrum brandegeeae J. Molter 1993-7-1 243 b Tehama On unused road. 800 Comment
  RSA121644  Ericameria bloomeri P. L. Johannsen 1936-8-20 986 Tehama 0.5 mile ENE of Colby Mt. 1707 Comment
  UC196664  Ericameria bloomeri C. Hart Merriam and Vernon Bailey 1916-10-1 Tehama below top on s slope Yolla Bolla Comment
  CAS-BOT-BC287475  Ericameria greenei F. P. Cronemiller 1923-8-16 825 Tehama Cold Spring Ridge 1828 Comment
  HSC74852  Ericameria ophitidis J. P. Smith, Thomas W. Nelson 1978-7-22 10020 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UC1299306  Ericameria ophitidis Freed W. Hoffman 1950-7-3 3570 Tehama about 2 mi ne White Rock Ranger Station (extreme western Tehama County); North Coast Ranges Comment
  UCD131430  Ericameria ophitidis D. W. Taylor; G. L. Stebbins, L. Heckard 1972-6-18 1513 Tehama Tedoc Mt. 1371 Comment
  CHSC61403  Erigeron elegantulus Vernon H. Oswald; Lowell Ahart 1993-8-18 5839 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  CAS-BOT-BC300703  Erigeron glacialis var. glacialis John Thomas Howell 1960-8-19 36129 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  UCD131992  Erigeron inornatus J. M. Tucker; L. K. Mann 1959-7-19 3540 Tehama At summit, South Yolla Bolly Mountain. 1920 Comment
  CHSC81241  Erigeron inornatus var. inornatus L. J. Janeway; B. Castro 2001-6-5 7104 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 Comment
  CHSC68804  Erigeron lassenianus var. lassenianus Vernon Oswald; Lowell Ahart 1997-6-10 8557 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground. 1821 Comment
  JEPS97338  Erigeron lassenianus var. lassenianus Vernon H. Oswald and L. Ahart 1995-7-17 7092 Tehama T29N R4E NE1/4 NE1/4 Sec. 17, 5700 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park 1737 Comment
  JEPS97286  Eriodictyon californicum Vernon H. Oswald 1995-5-2 6706 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  UC704293  Eriodictyon californicum Frank A. Pitelka 1943-6-15 199 Tehama two mi se Beegum; se of Beegum 502 Comment
  CHSC101410  Eriogonum compositum var. compositum David Isle 1992-7-29 1550 Tehama Rocky open flat E of first drainage coming down Forks Ridge into Auger Ck Watershed. 1676 Comment
  CHSC45364  Eriogonum compositum var. compositum Vernon Oswald 1986-5-23 2036 Tehama Round Valley Rd. (M4) 0.5 mi nw of Bennett Creek. On a roadcut. 853 Comment
  CAS-BOT-BC242616  Eriogonum dasyanthemum Alice Eastwood; John Thomas Howell 1941-7-9 9757 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC242621  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  CHSC78887  Eriogonum dasyanthemum Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC85286  Eriogonum dasyanthemum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 781 Tehama Inner North Coast Range; ca. 3.9 air-miles west by southwest of Paskenta, ca. 3.6 air-miles south by southeast of Eagle Peak, ca. 1.4 air-miles north of confluence of Thomes Creek and Mill Creek; Crowfoot Point, south of Toomes Camp Road. Road edge. 576 Comment
  JEPS102432  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC242620  Eriogonum dasyanthemum A. A. Heller 1924-9-20 13890 a Tehama Near Corning in the Sacramento Valley Comment
  SEINET9004260  Eriogonum dasyanthemum B. Ertter 1991-1 10791 Tehama Round Valley, Paskenta Road (Rte M4), 12.2 miles W of Newville Road junction, ca 9 airmiles WSW of Paskenta. 1219 Comment
  HSC74830  Eriogonum libertini J. P. Smith, Thomas W. Nelson 1978-7-22 10019 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  RSA700223  Eriogonum libertini L. P. Janeway 2001-6-10 7136 Tehama High North Coast Ranges: At Tedoc Gap. 1372 Comment
  UC1299725  Eriogonum libertini Freed W. Hoffman 1950-7-6 3693 Tehama 1.4 mi e Red Mt. Guard Station (roadside, White Rock to Red Mountain) Comment
  UC1425859  Eriogonum libertini T. P. Spira and R. Thode 1978-7-27 Tehama just w Little Red Mtn. (Pole Corral Gap); Shasta Trinity N.F., Pole Corral Gap 1219 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
  CAS-BOT-BC259394  Eriogonum luteolum M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east from Red Bluff 1219 Comment
  JEPS56160  Eriogonum luteolum W. L. Jepson 1927-6-19 12257 Tehama on the lava fields a few mi w Tuscan Buttes Comment
  SD22380  Eriogonum luteolum Susan G. Stokes 1932-7-15 Tehama So. of Red Bluff Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  SD22508  Eriogonum nudum var. nudum Susan G. Stokes July 15 Tehama So. Red Bluff Comment
  CHSC80678  Eriogonum nudum var. pubiflorum Lowell Ahart 2001-6-14 8831 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
  RSA739810  Eriogonum roseum John Dittes, Josephine Guardino 2005-7-30 1065 Tehama Northern Sacramento Valley, S bank of Mill Creek, 0.3 miles E of confluence with Sacramento River, old field on historic floodplain terrace of Mill Creek. 64 Comment
  JEPS104256  Eriogonum spergulinum var. reddingianum Lowell Ahart 2003-8-23 10525 Tehama About 10 yd n of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS13258  Eriogonum spergulinum var. reddingianum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5318 Tehama about 1 mi e Mt. Linn summit (on e shoulder of South Yolla Bolly Mountain); South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC269976  Eriogonum spergulinum var. reddingianum Catherine Best 1992-7-14 1388 Tehama On the Mendocino Pass Road near the Tehama Co. Mendocino Co. line Comment
  UC972149  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo Paskenta road 0.3 mi beyond Anthony Peak road junction; Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  HSC82437  Eriogonum strictum var. greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5042 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. NW of Regan Meadow 1433 Comment
  JEPS75813  Eriogonum strictum var. greenei Todd and Virginia Keeler-Wolf 1971-7-24 367 Tehama near summit; North Yolla Bolly Mountain 2377 Comment
  UC1299707  Eriogonum strictum var. greenei Freed W. Hoffman 1949-7-21 2897 Tehama summit Mount Tedoc Mount Tedoc 1554 Comment
  CAS-BOT-BC267415  Eriogonum tripodum R. F. Hoover 1938-6-10 3591 Tehama N. of Jelley's [Jellys] Ferry Comment
  UC1010383  Eriogonum tripodum Milo S. Baker and H. K. Wagnon 1953-7-11 12819 Tehama 3 mi above Whitlock Camp 1524 Comment
  UC1949275  Eriogonum tripodum Barbara Ertter with Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning Comment
  UC596255  Eriogonum tripodum R. F. Hoover 1938-6-10 3591 Tehama creek-bed n Jelley's Ferry Comment
  CAS-BOT-BC267966  Eriogonum umbellatum var. argus C. Hart Merriam No date on label s.n. Tehama S. Yolla Bolla, top Comment
  CAS-BOT-BC267868  Eriogonum umbellatum var. bahiiforme John Thomas Howell 1943-8-8 19202 Tehama Near Government Flat Comment
  CHSC77363  Eriogonum wrightii var. trachygonum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. On hills of conglomerate rock. 274 Comment
  CHSC77777  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 1999-6-9 966 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks. On SW-facing shaley roadcut bank. 271 Comment
  CHSC66473  Eriophyllum lanatum var. grandiflorum Vernon H. Oswald; Lowell Ahart 1996-5-20 7592 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Slope above Paynes Creek. 164 Comment
  CHSC80593  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2001-6-8 8761 Tehama West side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS110083  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-8-15 13196 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS34483  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1899-4-30 14574 Tehama Red Bluff Comment
  JEPS34625  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1934-5-4 16623 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
  LA203610  Eriophyllum lanatum var. grandiflorum Lincoln Constance; 1933-7-5 E 118 Tehama 3 mi. W of Mineral Comment
  SBBG8179  Eriophyllum lanatum var. integrifolium H. and M. Dearing 1938-6-25 3031 Tehama Battle Crk Comment
  UCD103066  Erodium botrys P. B. Kennedy 1928-5-7 s.n. Tehama Red Bluff. Comment
  JEPS97448  Erodium brachycarpum Vernon H. Oswald and L. Ahart 1995-3-6 6516 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  HSC8484  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1859 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  JEPS101762  Eryngium alismifolium Dean W. Taylor 1997-7-24 16160 Tehama Dry Lake; Lassen National Forest 1813 Comment
  RSA424749  Eryngium aristulatum var. aristulatum Aaron Liston, M. Blumler 1987-4-24 654 -9 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC107971  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off ramps for Hwy I-5, opposite St. Elizabeth's Hospital. 88 Comment
  UC1949243  Eryngium articulatum Barbara Ertter with Brad Olson 1991-7-5 10291 Tehama 14.5 mi W of Red Bluff on Hwy 36 near Basler Rd Comment
  CDA15434  Eryngium castrense G. F. Hrusa, J. Hart 1998-5-1 14422 Tehama Sacramento Valley; Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC116532  Eryngium castrense B. Castro 2012-7-19 1941 Tehama Sacramento Valley. N of Elder Creek, ca 0.26 mi W of the town of Gerber. In distrubed open area W of the railroad tracks and E of the Tehama-Colusa Canal, on flat to undulating grassland between vernal pools and swales. 44 Comment
  JEPS122050  Eryngium castrense Lowell Ahart, John Dittes 2014-5-18 19525 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  UC1543773  Erysimum perenne Harold and Virginia Bailey 1948-8-27 3055 Tehama Loop Hwy overlooking Sulphur Creek (below Sulphur Works); Lassen Volcanic National Park 2072 Comment
  SEINET14063517 Image available Erythranthe Leila M. Shultz 1990-1 11317 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC48996  Erythranthe breweri Vernon Oswald 1984-7-16 1599 Tehama E end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  SBBG28957  Erythranthe breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Hwy near jct with the old rd 1676 Comment
  CHSC88291  Erythranthe cardinalis Lowell Ahart 2004-6-28 11130 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC113923  Erythranthe guttata Lowell Ahart 2014-5-8 19442 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  UC2046336  Erythranthe inodora Barbara Ertter with James Shevock 1992-6-14 11123 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (town). Comment
  SEINET8380170  Erythranthe nasuta A. A. Heller 1914-4-29 11339 Tehama eight miles south of Vina, edge of Pine creek. 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
  CAS-BOT-BC502691  Erythronium californicum Elmer I. Applegate 1932-4-13 7046 Tehama Begum Creek, northern edge of Tehama County. Comment
  CAS-BOT-BC502692  Erythronium californicum Elmer I. Applegate 1930-4-16 6115 Tehama Between Mud Flat and Bennett Spring, southwest corner of Tehama County. 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
  HSC98463  Eschscholzia caespitosa John L. Heywood, D. H. Norris 1968-3-31 1898 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  CDA24551  Eschscholzia caespitosa Vernon H. Oswald & Lowell Ahart 1998-4-21 8930 Tehama Inner North Coast Ranges; Nomalaki Trail just north of Bennett Creek (trailhead on Log Springs Road (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). Comment
  RSA21515  Eschscholzia caespitosa subsp. caespitosa Carl B. Wolf 1937-5-16 8701 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CHSC1204  Eschscholzia californica subsp. californica M. Underhill 1953-5-9 Tehama Inland, vernal form. 76 Comment
  JEPS21004  Eschscholzia lobbii W. L. Jepson 1899-4-29 Tehama between South Fork and Dibble Creek; Manzanita Flat Comment
  UC635612  Eschscholzia lobbii L. R. Wohletz 1933-4-1 Tehama near Los Molinos Comment
  JEPS29568  Eucephalus breweri J. Thomas Howell 1960-8-19 36166 Tehama Brokeoff Mountain Trail 2682 Comment
  CAS-BOT-BC310406  Eucephalus breweri John Thomas Howell 1960-8-19 36166 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  SEINET10973063  Euphorbia albomarginata David B. Dunn 1971-8-15 Dunn 18165 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  RSA432420  Euphorbia ocellata subsp. ocellata Milo S. Baker 1947-8-14 11999 Tehama ca. 4 miles from Red Bluff along Hwy. to Mineral. Comment
  RSA530022  Euphorbia ocellata var. ocellata D. W. Taylor 1990-8-11 11459 Tehama North of Thomas Creek, 1 mile above Rawson Road. 104 Comment
  RSA695552  Euphorbia ocellata var. rattanii D. W. Taylor 1992-10-8 13272 Tehama Ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  CHSC86564  Euphorbia spathulata Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 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
  CHSC117743  Euthamia occidentalis Lowell Ahart; John Dittes 2016-8-25 21276 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  JEPS117388  Euthamia occidentalis Lowell Ahart, John Dittes 2010-10-4 17279 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
  HSC74845  Festuca idahoensis J. P. Smith, Thomas W. Nelson 1978-7-22 10032 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  CDA28214  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on Rte. 32 . Banks above Deer Creek. 0 Comment
  UC1949284  Floerkea proserpinacoides Barbara Ertter with Brad Olson 1991-7-6 10410 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  UCD112808  Frangula californica subsp. crassifolia K. M. Meyer; A. Townesmith 2007-8-4 193 Tehama Mendocino National Forest. 36 miles on county highway A9, west of Corning, A9 turning into Round Valley Road, Forest Service Road. M4, Thomes Gorge Trailhead, (10 miles after the town of Paskenta.) 617 Comment
  CAS-BOT-BC53828  Frangula californica subsp. tomentella M. B. Kildale 1926-9-11 2714 Tehama Paynes Creek - 24 miles east of Red Bluff 365 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
  UC1949133  Frasera speciosa Barbara Ertter with Brad Olson 1991-7-6 10425 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  RSA66362  Frasera speciosa P. A. Munz 1951-7-27 16972 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CAS-BOT-BC223381  Fraxinus dipetala Doris Kildale Gillespie 1930-5-9 9280 Tehama 12 miles west of Payne's [Paynes] Creek on Susanville road Comment
  CHSC55421  Fremontodendron californicum Vivian L. Long 1991-4-13 17 Tehama Ca. 200m w of Macam Springs. 365 Comment
  CHSC57526  Fremontodendron californicum S. R. Mitchelson 1987-4-17 21 Tehama Ca 1.7 km e of Inkslip Hill. Central border between Sects. 20 and 21. 750 Comment
  HSC21360  Fremontodendron californicum R. Spellenberg 1964-6-18 470 Tehama 10 mi. SW of Mineral on Hwy 36 Comment
  HSC21364  Fremontodendron californicum S. J. Hawks 1965-5-8 49 Tehama 20 mi. E of Redbluff on Hwy. 36 Comment
  SJSU539  Fremontodendron californicum G. Witherspoon 1940-6-29 2166 Tehama by Hwy 36, 11 mi W of Mineral 914 Comment
  UC1949176  Fremontodendron californicum Barbara Ertter with Brad Olson 1991-7-6 10454 Tehama Toomes Camp Road (M22) 7.0 mi W of Paskenta jct, ca 24 airmiles W of Corning Comment
  SEINET6646743  Fremontodendron californicum B. Blincoe 1961-4-29 s.n. Tehama 25 miles east of Red Bluff 914 Comment
  CHSC1946  Fremontodendron californicum subsp. californicum R. Carter 1965-5-15 207 Tehama Found on N side Hwy 36, 6 mi E of Lance Valley turnoff. Comment
  CAS-BOT-BC130456  Fritillaria purdyi Alice Eastwood; John Thomas Howell 1941-7-10 9872 Tehama Anthony Peak, Mendocino - Tehama Co. Comment
  CHSC105867  Galium ambiguum J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -017 Tehama 2 mi S of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451104.895mN, 508273.045mE. 512 Comment
  RSA759805  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-7-4 10259 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  SBBG27415  Galium ambiguum subsp. ambiguum A. Eastwood, J. T. Howell 1941-7-9 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1949163  Galium ambiguum subsp. ambiguum Barbara Ertter with Brad Olson 1991-7-4 10259 Tehama SW-facing meadow; Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta, 2 mi SE of Kingsley Galde/Maxin jct ca 28 airmiles W of Corning Comment
  CHSC108074  Galium ambiguum var. ambiguum B. Castro; L. P. Janeway 2000-6-11 1291 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  CHSC64989  Galium ambiguum var. ambiguum Vernon H. Oswald; Lowell Ahart 1995-7-12 7041 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC55274  Galium aparine L. P. Janeway 1991-4-18 3900 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  JEPS88458  Galium aparine Vernon H. Oswald and Lowell Ahart 1996-4-8 7334 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bluff on n. side of Sacramento R. just downstream from the mouth of Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 91 Comment
  UC2031494  Galium bifolium Barbara Ertter with Brad Olson 1991-7-6 10413 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
  CHSC64990  Galium bolanderi Vernon Oswald; Lowell Ahart 1995-7-12 7042 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
  UC1619977  Galium bolanderi Barbara Ertter with James R. Shevock 1992-6-14 11145 Tehama 7 air mi nw of town of Paynes Creek (Lanes Valley Road 2.3 mi s of Route 46 (Manton Road)); Lanes Valley Road 457 Comment
  UCD80731  Galium bolanderi CNPS SN Foothill Team 2005-6-22 SNNR 0388 Tehama USFS, Lassen National Forest. 955 Comment
  CHSC105741  Galium boreale subsp. septentrionale David Isle 1992-9-1 1793 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Adjacent Road 23N25, N. aspect below Sugar Springs Campground. Comment
  CHSC82127  Galium grayanum var. grayanum L. P. Janeway 2001-7-29 7405 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UCD73353  Galium grayanum var. grayanum Chuck Hughes 2008-6-22 44 Tehama A few feet from summit of Mount Linn. 2464 Comment
  UCD121794  Galium hypotrichium Dean W. Taylor 1976-7-9 6045 Tehama Headwaters of Cub Cr. 1859 Comment
  CHSC67298  Galium murale James D. Jokerst 1983-5-10 1745 Tehama Wurlitzer Ranch E of Meridian Rd. 103 Comment
  CDA6661  Galium parisiense L. Ahart, J. Dittes 2003-6-11 10258 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC107236  Galium parisiense Lowell Ahart; John Dittes 2011-6-9 17465 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC64726  Galium parisiense Vernon Oswald; Lowell Ahart 1995-5-16 6728 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 201 Comment
  CHSC78708  Galium parisiense Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  JEPS88276  Galium parisiense Vernon H. Oswald and Lowell Ahart 1996-5-20 7565 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (near Hwy. 36 at n. tip of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 201 Comment
  UC1025134  Galium parisiense Milo S. Baker and H. K. Wagnon 1953-5-31 12709 Tehama logging road w Paskenta (near 5 mi post) Comment
  CHSC55276  Galium parisiense var. parisiense L. P. Janeway 1991-5-11 3960 Tehama Battle Creek Wildlife Area. In large rocky ravine draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  CHSC102243  Galium porrigens var. tenue L. P. Janeway; B. Castro 2009-4-25 9783 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC95128  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  CHSC90456  Galium triflorum Niall McCarten; Roxanne Bittman 1986-6-15 5373 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1280 Comment
  JEPS2602 Image available Garrya buxifolia W. L. Jepson 1899-4-27 178 f Tehama Greasewood Hills Yollo Bolly Mountains; Greasewood Hills, Yallo Bally Mts. Comment
  CAS-BOT-BC199057  Garrya congdonii Dr. C. H. Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  UC1010355  Garrya congdonii Keith Wagnon 1953-5-10 12611 Tehama 10 mi w Paskenta (below logging road) Comment
  CAS-BOT-BC199069  Garrya elliptica C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  RSA90467  Garrya flavescens subsp. congdonii H. K. Wagnon 1953-5-10 12611 Tehama Below logging road west of Paskenta ca. ten miles. Comment
  CHSC55496  Garrya fremontii Vivian L. Long 1991-4-13 15 Tehama Ca. 1.4 km s of Digger Creek. 805 Comment
  CHSC41050  Gastridium phleoides Pauleen Broyles 1982-5-26 665 Tehama The Nature Conservancy Vina Plains Preserve. Ca. .5 km s of Lassen Road. 66 Comment
  CHSC80122  Gastridium phleoides L. P. Janeway; B. Castro 2000-5-9 6712 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 121 Comment
  UCD66602  Gastridium phleoides N. Macleod 1950-12-1 Tehama 3 miles S. of Red Bluff and half mile W. of Hwy. 99. 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
  CHSC102805  Gayophytum diffusum subsp. diffusum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16319 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  UC54441  Gayophytum diffusum subsp. diffusum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4368 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  OBI33535  Gayophytum diffusum subsp. parviflorum H. & M. Lewis, M. Lewis 1962-8-15 1323 Tehama Hwy 36 at the jctn with the rd to Mill Crk, S of Mount Lassen 1463 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
  RSA67193  Gayophytum humile P. A. Munz 1951-7-25 16866 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  JEPS87128  Gentiana newberryi Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13203 Tehama near Plumas County line (e slope of Mt. Conard, in the head of unnamed creek draining to Spencer Meadow); Sierra Nevada, Mt. Conard, Reading Peak 7.5' USGS Quad. 2392 Comment
  CHSC115694  Gentiana newberryi var. tiogana L. P. Janeway; B. Castro 2015-8-12 11835 Tehama High Cascade Range. Dryish north edge of a large flat meadow on the northwest side of Wilson Lake. 1609 Comment
  CHSC65961  Geranium dissectum Vernon H. Oswald; Lowell Ahart 1996-4-23 7438 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common on the grassy bank of Paynes Creek just downstream from the power line at this location. 147 Comment
  CHSC67227  Geranium dissectum James D. Jokerst 1983-4-3 1700 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., along Zimmershed Creek ca. 0.25 mi E of the powerlines in +/- swampy area ca. 50 m N of the creek. 152 Comment
  UC54343  Geum macrophyllum var. perincisum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4333 Tehama near Morgan (Mount Lassen, Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC89623  Gilia capitata subsp. capitata Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  UC703022  Gilia capitata subsp. capitata Alice Eastwood, John Thomas Howell 1941-7-9 9819 Tehama Government Flat Comment
  CHSC118039  Gilia capitata subsp. pedemontana Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 202 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC96535  Gilia capitata subsp. pedemontana Lowell Ahart 2007-5-8 13761 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
  CHSC107100  Gilia tricolor M. Mitchell 2010-3-24 Tehama Dye Creek Preserve. 649 Comment
  RSA714311  Gilia tricolor Daisie Huang 2006-4-15 06041512 Tehama Manton Rd. 204 Comment
  SJSU11623  Gilia tricolor H. D. Baer 1960-4-14 Tehama c. 11 mi SE of Anderson 259 Comment
  CHSC65500  Gilia tricolor subsp. tricolor Shaun E. Sims 1995-4-22 11 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  CHSC96632  Gilia tricolor subsp. tricolor Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13622 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
  JEPS88249  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1996-5-20 7593 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  SEINET10464596  Githopsis specularioides A. Arthur Heller 1916-4-20 Heller 12327 Tehama 2 miles south of Red Bluff in low places in a grain field Comment
  CHSC112592  Glinus lotoides Lowell Ahart 2013-9-17 19037 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
  CHSC81620  Glinus lotoides Vernon H. Oswald 2001-10-18 10060 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  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
  RSA794949  Glyceria borealis L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16344 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CAS-BOT-BC282734  Glyceria elata P. A. Munz 1951-7-25 16846 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 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
  UCD85127  Glyceria elata J. I. Mallory 1957-8-30 175 Tehama 2 miles southwest of Mineral. 1554 Comment
  CDA28226  Glyceria elata B. Stroup Tehama 0 Comment
  CHSC77568  Glycyrrhiza lepidota B. Castro; H. West 1999-6-1 941 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 201 Comment
  JEPS124070  Gnaphalium palustre Lowell Ahart, John Dittes 2015-8-5 20469 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
  CHSC115822  Goodyera oblongifolia Lowell Ahart; John Dittes 2015-8-5 20482 Tehama East side of Child's Meadow, 10 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC79362  Gratiola ebracteata B. Castro; L. P. Janeway 2000-4-4 1080 Tehama Vicinity of Orland, W of Highway I-5, among'hummocky' rolling hills just N of Rice Creek. 128 Comment
  CHSC80077  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1167 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  CHSC64825  Gratiola heterosepala Vernon H. Oswald 1995-6-4 6825 Tehama W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 213 Comment
  CHSC66058  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 263 Comment
  UC1584586  Gratiola heterosepala Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10647 Tehama s of Spring Branch Road (Manton Road) adjacent to PG&E natural gas pipeline Manton Plains just s Battle Creek; Tuscan Buttes NE Quad. Manton Plains (just s of Battle Creek 295 Comment
  RSA93374  Guillenia lasiophylla Milo S. Baker 1953-5-31 12596 a Tehama Logging road W of Paskenta near 6 mi post. 305 Comment
  CHSC44192  Hackelia amethystina Vernon Oswald 1988-7-12 3561 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  CHSC102591  Hackelia micrantha L. P. Janeway 2009-7-26 9877 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
  JEPS76680  Hastingsia alba L. R. Heckard 1972-6-18 2982 Tehama n Tedoc Mountain (along Wells Creek); 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
  RSA67171  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC107252  Hedypnois cretica Lowell Ahart; John Dittes 2011-6-9 17462 Tehama In shade under steep bank on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CAS-BOT-BC306536  Helenium bigelovii H. M. Hall; E. B. Babcock 1903-7-1 4397 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  JEPS13951  Helianthella californica subsp. nevadensis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5346 Tehama flattish ridge top about 20 mi n Paskenta; Mendocino National Forest 1920 Comment
  HSC3683  Heliotropium curassavicum var. oculatum Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. Comment
  UC1950187  Heliotropium curassavicum var. oculatum Barbara Ertter 1991-5-18 9865 Tehama Rosewood Ranch on Salt Creek, ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; along creek Comment
  CHSC65047  Heliotropium europaeum Vernon H. Oswald; Lowell Ahart 1995-7-17 7066 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. On a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  CHSC66188  Heliotropium europaeum Vernon H. Oswald; Lowell Ahart 1996-6-3 7701 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 Comment
  CHSC66306  Heliotropium europaeum Vernon H. Oswald 1996-7-4 7750 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. On the bed of the creek. 146 Comment
  UC1275923  Heliotropium europaeum N. H. Macleod 1957-9-4 Tehama along Red Bank Rd, w. of Red Bluff Comment
  RSA609425  Heliotropium europaeum L. C. Wheeler 1958-7-31 7358 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  UCD119457  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  CAS-BOT-BC313473  Hemizonella minima Doris Kildale Gillespie 1930-5-14 9394 Tehama Between Mineral and Paynes Creek Comment
  JEPS13513  Hemizonella minima Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5344 Tehama 20.8 mi n Paskenta; Mendocino National Forest, Cold Spring Camp 1859 Comment
  JEPS94961  Hemizonella minima Vernon Oswald and Lowell Ahart 1997-6-10 8553 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat campgrounds Sugar Spring; on M2 (23N69) 1737 Comment
  CAS-BOT-BC306003  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-28 12900 Tehama 2.5 miles northeast of Proberta 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
  CHSC106138  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2010-9-12 10211 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  RSA66998  Heracleum maximum P. A. Munz 1951-7-25 16885 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  SEINET7073568  Herniaria hirsuta subsp. cinerea 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
  CHSC79952  Hesperevax acaulis var. acaulis L. P. Janeway 2000-5-16 6740 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  CHSC79955  Hesperevax acaulis var. acaulis L. P. Janeway; B. Castro 2000-5-11 6715 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS88411 Image available Hesperevax acaulis var. robustior Vernon H. Oswald and Lowell Ahart 1996-4-8 7323 Tehama BLM parcel along Hwy 36 ne Red Bluff (high bank on e side of creek ca. 0.6 mi upstream from its mouth on Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  JEPS90958 Image available Hesperevax acaulis var. robustior Dean W. Taylor 1993-4-28 13369 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  JEPS1662  Hesperochiron pumilus J. D. Sweeney 1934-3-14 Tehama w. Red Bluff (on Eureka hwy., Dry Creek); Dry Creek 457 Comment
  CAS-BOT-BC403814  Hesperocnide tenella Ira L. Wiggins 1925-3-26 1558 Tehama Above the gorge on Mill Creek Comment
  CHSC101397  Hesperolinon tehamense David Isle 1992-5-23 1565 Tehama 7.55 miles above Paskenta Store; west of M-2 (23NO1.3) and Beehive Flat. 664 Comment
  CHSC78668  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6804 Tehama Inner Coast Ranges. Along Mud Flat Road 2.6 km west from Round Valley Road. 570 Comment
  JEPS101973  Hesperolinon tehamense Dean W. Taylor 1997-6-27 16107 Tehama South Fork Elder Creek on west flank Red Mountain; Mendocino National Forest 822 Comment
  UC1212200  Hesperolinon tehamense Helen K. Sharsmith 1951-7-11 4018 Tehama Covento-Paskenta Road 11.1 mi w Paskenta; Inner North Coast Ranges, Mendocino National Forest; W of Paskenta, Mendocino National Forest, Tehama Co. 1158 Comment
  CHSC79979  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-5-11 1152 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS119870  Heterocodon rariflorum Lowell Ahart 2012-6-2 18152 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  RSA67196  Heterocodon rariflorum P. A. Munz 1951-7-25 16869 Tehama 1 mile E of Square Lake. Comment
  CDA13590  Heterotheca oregona var. compacta G. F. Hrusa 1996-8-17 13515 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC77538  Heterotheca oregona var. compacta Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  HSC95423  Heterotheca oregona var. compacta L. Ahart, John Dittes 2003-9-17 10584 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  UCD133011  Heterotheca oregona var. compacta Dean W. Taylor 1976-10-31 6192 Tehama Sacramento River: 6 miles below Red Bluff diversion dam. Comment
  CHSC114641  Heuchera micrantha var. erubescens Brad Penkala 1990-6-6 120 Tehama Yolla Bolla Ranger Dist., 1 air mile east of Stuart Gap. Rock outcrop northwest of Forest Service Rd. 28N36, above creek. 1300 Comment
  RSA0066215  Heuchera micrantha var. erubescens Elmer I. Applegate 1929-6-19 5758 Tehama About 8 miles W of Mineral. Comment
  UCD80073  Hieracium albiflorum CNPS SN Foothill Team 2005-6-28 SNNR 0512 Tehama USFS Lassen National Forest. 996 Comment
  CHSC64945  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7012 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.1 mi S of Hwy. 36. Roadside banks. 1066 Comment
  UC1731954  Hieracium greenei Glenn Clifton 1990-7-12 21830 Tehama 1 mi n of Pony Buck Peak (along ridgeline and on Trinity county line, North Coast Ranges); North Coast Ranges 1630 Comment
  CHSC65951  Hirschfeldia incana Vernon H. Oswald; Lowell Ahart 1996-4-23 7440 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In flood channels of Paynes Creek just downstream from the power line at this location. 147 Comment
  RSA66361  Holodiscus discolor Philip A. Munz 1951-7-27 16969 Tehama S base of S Yolla Bollly Mts. 2226 Comment
  UCD80075  Holozonia filipes CNPS SN Foothill Team 2005-6-15 SNNR 0249 b Tehama CDFG Tehama Wildlife Area. 307 Comment
  CAS-BOT-BC280887  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-8-18 36099 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UC149650  Hordeum brachyantherum subsp. brachyantherum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4352 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS122132  Hordeum marinum subsp. gussoneanum Lowell Ahart, John Dittes 2014-5-16 19494 Tehama About 200 yards southwest of the lone oak tree, about 1/2 miles east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CHSC89012  Hordeum murinum A. Peterson 2003-3-29 26 Tehama Hwy 36 about 6 1/2 miles east of Red Bluff. About 1/2 mile east of Hog Lake Plateau. On road edge. 274 Comment
  RSA295450  Hordeum murinum subsp. glaucum J. R. Reeder, C. G. Reeder 1981-5-20 7353 Tehama c.a. 6.5 km SW of Dales. 240 Comment
  CHSC66126  Hordeum murinum subsp. leporinum Vernon H. Oswald; Lowell Ahart 1996-4-29 7499 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the meander plain of the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  HSC1774  Hordeum murinum subsp. leporinum Larry Berti 1969-5-9 80 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC48853  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-16 1585 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  JEPS47167  Horkelia fusca subsp. tenella Joseph W. Grinnell 1927-6-16 Tehama near Mineral; Battle Creek Meadow 1524 Comment
  RSA39770  Horkelia tridentata Philip A. Munz 1947-5-18 11857 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  CHSC117736  Horkelia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21355 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  LA47951  Hosackia oblongifolia var. oblongifolia Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC75244  Hydrocotyle ranunculoides Vernon H. Oswald; Lowell Ahart 1999-4-21 9713 Tehama McClure Place on the High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 609 Comment
  JEPS1652  Hydrophyllum occidentale W. L. Jepson 1899-4-27 21007 Tehama ford of Cold Creek (foot of trail through Salt Creek to the Greasewood Hills and Mt Tom, w Tehama County); Yolla Bolly Mountains Comment
  CHSC66880  Hypericum anagalloides Vernon H. Oswald; Lowell Ahart 1996-9-4 8249 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common in moist soil of a seep 182 Comment
  SBBG25920  Hypericum anagalloides D. Myrick 1966-8-6 1460 Tehama South Yolla Bolly Mtn 2133 Comment
  UC1052826  Hypericum perforatum J. I. Mallory 1956-6-5 144 Tehama Inskip Lookout Rd. 1 mi. n.-n.e. of Paynes Creek; east Tehama Co., Quad. 33-B-3 594 Comment
  CHSC96652  Hypochaeris glabra Lowell Ahart 2007-5-8 13726 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CAS-BOT-BC123351  Iris citrina Alice Eastwood; John Thomas Howell 1941-7-9 9722 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC68604  Iris tenuissima subsp. purdyiformis Vernon H. Oswald; Lowell Ahart 1997-5-14 8422 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
  CDA19855  Isatis tinctoria R. Breckenridge 2002-5-3 PDR 1204455 Tehama Northern California; I-5 southbound, 100 ft N of Proberta exit. 0 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
  JEPS89842  Isoetes howellii Dean W. Taylor 1990-5-9 11686 Tehama ca. 300 meters n. of creek along right-of-way electrical transmission lines (PG & E Pit-Vaca line) Stony Creek; Sacramento Valley, Black butte Dam 7 1/2 Quad., Stony Creek 112 Comment
  UC2062877  Isoetes howellii Forrest Freund 2016-5-17 255 Tehama Hog Lake vernal pool. Comment
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 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
  CAS-BOT-BC61851  Isoetes nuttallii Doris Kildale Gillespie 1930-5-14 9360 Tehama 10 miles east of Red Bluff on Susanville road Comment
  SBBG119784  Isoetes nuttallii L. Ahart 2004-4-29 10782 Tehama ca. 10 yards W of the Nomalaki Trail, ca. 0.5 mi NW of Bowers Crk, ca. 1.25 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  JEPS58703  Juglans californica var. hindsii Harold Bailey and Virginia Bailey 1938-4-16 Tehama along creek Henleyville Comment
  CHSC88237  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
  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
  CHSC66094  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1996-5-27 7643 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Edges of the creek ca. 0.4 mi E of the W boundary of the reserve. 91 Comment
  JEPS106178  Juncus bufonius var. bufonius Lowell Ahart 2004-6-1 10985 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta 242 Comment
  JEPS127113  Juncus bufonius var. bufonius Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21361 Tehama About 50 yards south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  JEPS97495  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1995-4-10 6633 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36; along the edge of Inks Creek Rdl betw. Manton Rd. and Dales Lake); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
  CHSC44296  Juncus bufonius var. congestus V. Oswald; L. Ahart 1988-5-21 3334 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  JEPS91278  Juncus capitatus Dean W. Taylor 1991-4-26 11630 Tehama ca. 5 miles E of Highway 99 east of Red Bluff on Hogback Road, vernal pools on summit of volcanic table mountain 289 Comment
  JEPS94592  Juncus ensifolius Vernon Oswald and Lowell Ahart 1997-7-7 8673 Tehama on FR27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 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
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 Comment
  CHSC102218  Juncus laccatus Peter F. Zika 2009-8-17 24611 Tehama Cascade Range Highlands; 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  UCR246370  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama Cascade Range Foothills (CaRF), west side of Wildcat Road, 0.4 road miles south of bridge over Battle Creek 320 Comment
  CHSC90402  Juncus orthophyllus Niall McCarten; Roxanne Bittman 1986-6-14 5323 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1371 Comment
  RSA768022  Juncus orthophyllus L. Ahart, John Dittes 2010-7-17 16885 Tehama North side of Ponderosa Way, about 1910 feet south of Bluff Springs, 4.1 air miles southeast of Manton, 2.8 air miles north of Highway 36. 768 Comment
  CHSC87825  Juncus oxymeris Lowell Ahart 2004-6-11 11034 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  CDA39267  Juncus patens L. Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CDA15430  Juncus tenuis G. F. Hrusa, J. Hart 1998-5-1 14434 Tehama Sacramento Valley; Rare on flats at edge of Coyote Creek wash, Coyote Creek Conservation Area ~1/4 mi. W of Paskenta Rd. Perennial, clumping. Comment
  UC2042791  Juncus tenuis Barbara Ertter with Brad Olson 1991-7-5 10317 Tehama Metzger Ranch at confluence of Big and Little Crane creeks |=Stiver's Ranch|, ca. 15 air miles WNW of Red Bluff. Comment
  CDA39257  Juncus tenuis G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2670 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  CHSC65750  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-3 7296 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In pools and drainages on the N side of the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS96111  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1996-4-3 7296 Tehama CDFG parcel on s side of Gyle Rd. Sacramento Valley, Thomes Creek Ecological Reserve (nw side of Valley, nw of Corning, n side of floodplain of intermittent stream ca 0.4 mi e of dirt lan along w side of parcel) 103 Comment
  UC1026394  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 mi s Corning 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
  RSA126574  Juncus xiphioides H. S. Yates 1936-8-12 6093 Tehama Near Mineral Summit. 1463 Comment
  CHSC64336  Juniperus californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6487 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. 201 Comment
  JEPS48346  Juniperus californica W. L. Jepson 1927-6-19 12258 Tehama Tuscan Buttes Comment
  LA16776  Juniperus californica C. B. Wolf; 1934-10-5 6163 Tehama 8 mi E of Red Bluff on road to Payne's Creek 243 Comment
  RSA592732  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Half way between Red Bluff and Dales. Comment
  RSA597878  Juniperus californica F. C. Vasek 1964-8-6 640806 -5 Tehama 5.8 miles east of Dales Center on Highway 36 Comment
  SD139438  Juniperus californica F. C. Vasek 1964-8-6 day 2 Tehama 2.5 miles east of Dales Center on Highway 36 Comment
  CHSC102472  Keckiella breviflora L. P. Janeway 2009-6-21 9823 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
  UCD80780  Keckiella breviflora CNPS SN Foothill Team 2005-6-8 SNNR 0174 b Tehama TNC, Dye Creek Preserve, overlooking Dye Creek. 362 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
  CHSC77795  Keckiella corymbosa B. Castro; L. P. Janeway 1999-6-21 989 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  UC2043053  Keckiella corymbosa Barbara Ertter 1991-9-2 10796 Tehama Paskenta - Round Valley Road (Rt M4 over Mendocino Pass) 7.0 mi W of Newville Road junction, ca. 6 air miles SW of Paskenta. Comment
  CHSC87023  Keckiella lemmonii Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  UC728682  Keckiella lemmonii Milo S. Baker 1943-8-8 10643 Tehama 0.25 mi e Government Flat (near highway) Comment
  UC2027783  Keckiella lemmonii Barbara Ertter 1991-9-2 10773 Tehama SW Tehama Co. Round Valley Paskenta Road (Route M4) 2.3 mi E of M2 junction at Government Flat, ca 19 air miles W of Paskenta 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
  UCD86020  Koeleria macrantha A. A. Beetle 1942-5-19 3284 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. 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-BC340323  Kyhosia bolanderi Alice Eastwood 1912-8-22 1867 Tehama Morgans Springs, Lassen Butte Region Comment
  CHSC115526  Kyhosia bolanderi Lowell Ahart; John Dittes 2015-8-5 20453 Tehama Bog, 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. Comment
  JEPS124048  Kyhosia bolanderi Lowell Ahart, John Dittes 2015-8-5 20453 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
  JEPS124014  Lactuca serriola Lowell Ahart, John Dittes 2015-8-5 20430 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC36101  Lagophylla glandulosa Howard Wurlitzer 1979-5-18 Tehama Howard Wurlitzer Ranch, North of Barber Rd., S of Pine Cr. 100 Comment
  JEPS38988  Lagophylla glandulosa W. L. Jepson 1929-9-27 15280 Tehama stream bed in hills n of Red Bluff 243 Comment
  SJSU8130  Lagophylla glandulosa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama near Hwy 36 c. 4 mi W of Mineral Comment
  UC717971  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi e Rosewood ((22 mi w of Red Bluff), near jct. of Cottonwood road) 213 Comment
  JEPS102853  Lagophylla minor Lowell Ahart 2001-6-8 8810 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS19935  Lagophylla minor W. L. Jepson 1899-4-25 Tehama Stivers' Ranch, w Tehama County Comment
  CHSC105946  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2010-7-17 16855 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
  CHSC88956  Lasthenia californica Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 50 yds south of Little Antelope Creek, on Powerline Road. UTM: 10 0589525 E, 4446210 N. 532 Comment
  SEINET9294859  Lasthenia californica Unknown 1988-4-20 302 Tehama Near Corning, along rd 9 in pasture, 11.1 km W of hwy 5 and rd 9, on N side of the rd. Comment
  UC1363766  Lasthenia californica subsp. californica Robert Ornduff 1958-4-20 4912 Tehama 7.4 mi w of Paynes Creek; Highway 36 304 Comment
  CHSC64693  Lasthenia glaberrima Vernon H. Oswald 1995-5-2 6705 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (collected on the w side). 213 Comment
  CAS-BOT-BC370751  Lasthenia platycarpha A. A. Heller 1918-4-21 12996 Tehama along the State Highway 7 miles south of Corning. Comment
  RSA614439  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy 99W, 6 miles S of Corning. Comment
  JEPS55345  Lathyrus nevadensis var. nevadensis W. L. Jepson 1927-6-21 12266 Tehama Mineral Battle Creek Meadow 1524 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
  CDA15865  Layia fremontii G. F. Hrusa, J. Hart 2000-4-8 15313 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC31085  Layia fremontii Thomas Chastain 1980-4-12 19 Tehama Ca. 9.8 km s of Henleyville and 13.9 km n of Black Butte Dam. 134 Comment
  CHSC31106  Layia fremontii W. F. Babb 1980-4-5 3 Tehama In field at 240 McLane Ave., Corning. 100 Comment
  UC1017691  Ledum glandulosum Marion Ownbey, Ruth P. Ownbey 1938-7-16 1745 Tehama 7 mi n of Mineral (on Viola Road, near Dry Lake); Viola Road Comment
  JEPS96538  Legenere limosa Dean W. Taylor 1993-5-14 13439 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36), at the south end of the lake along Inks Creek Ranch road 213 Comment
  UCD138115  Lemna minor Jim Arthur 1964-5-11 35 Tehama in Corning Canal. Beside US Highway 99 West, around 5 miles south of Red Bluff. 85 Comment
  UC1101265  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-7-22 1080 Tehama sw of Chester (Highway 32 just s of Highway 36, Deer Creek); Deer Creek Comment
  CHSC117744  Leontodon saxatilis subsp. longirostris Lowell Ahart; John Dittes 2016-8-25 21271 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CHSC40574  Leontodon saxatilis subsp. longirostris Pauleen Broyles 1982-6-4 698 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to an irrigation ditch. 60 Comment
  CHSC4045  Lepidium nitidum D. F. Johnson 1967-3-9 2 Tehama Ca. 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC64515  Lepidium strictum Vernon H. Oswald; Lowell Ahart 1995-4-10 6632 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Manton Rd. and Dales Lake. 213 Comment
  SEINET10496776  Leptodactylon pungens subsp. pulchriflorum Mary Susan Taylor 1977-8-17 Taylor 1477 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  CHSC102236  Leptosiphon ciliatus L. P. Janeway; B. Castro 2009-4-25 9755 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  UC2042990  Leptosiphon harknessii Barbara Ertter with Brad Olson 1991-7-6 10379 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
  HSC92590  Leptosiphon harknessii D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 25 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  UCD118977  Leptosiphon nuttallii subsp. howellii Thomas W. Nelson; Jane P. Nelson 1983-7-1 7438 Tehama along Forest Service Road 27N12, 0.3 mile from junction with road 27N13. 1676 Comment
  CHSC79793  Leptosiphon parviflorus A. Hove; A. Poteet, C. Sanville 1999-4-17 14 Tehama Hwy 36 Beegum Gorge. 429 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
  UC1736608  Lessingia hololeuca Dean W. Taylor 1993-10-17 14083 Tehama 3 miles S of Paskenta on road to Newville (0.5 mi S Williams Butte) 213 Comment
  CHSC40576  Lessingia nana Pauleen Broyles 1982-7-14 925 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  JEPS87027  Lessingia nana Dean W. Taylor 1991-8-13 12270 Tehama ca. 4.5 mi wnw Corning; Henleyville Quad., Sacramento Valley 112 Comment
  CAS-BOT-BC341758  Lessingia nana Ethel Wickes 1917-7-25 s.n. Tehama Red Bluff Comment
  RSA672061  Lessingia nana Beecher Crampton 1958-8-12 5071 Tehama 3.5 miles north of Cana, near junction of Cana Road with U.S. Highway 99E Comment
  CHSC83306  Lessingia nemaclada Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  JEPS22702  Lessingia nemaclada Francia Chisaki and Gene B. Newcomb 1958-6-20 1144 Tehama near entrance of cut-off to Inskip Look-out (the cut-off on road leading northward out of Paynes Creek to Inskip Power House, Lassen National Forest); Lassen National Forest Comment
  UC761982  Lessingia nemaclada R. F. Hoover 1940-9-22 4624 Tehama ridge between Paine Creek and South Fork of Battle Creek Comment
  JEPS89642  Lessingia virgata Dean W. Taylor 1993-8-31 14062 Tehama ca. 1.5 air mi. n. Dales Lake (Inks Creek, on hill adjacent to large stock pond in unnamed s. fork Inks Creek); Northern Scaramento Valley, Dales 7 1/2 Quad. 1976 ed., Inks 186 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
  CAS-BOT-BC334604  Leucanthemum vulgare John Thomas Howell 1960-7-24 35996 Tehama Mineral 1493 Comment
  CHSC32885  Lewisia rediviva Thomas Chastain 1980-4-7 7 Tehama Ca. 3.5 km se of Round Mountain and 8.7 km wnw of Paskenta. 793 Comment
  CAS-BOT-BC444502  Lewisia triphylla C. R. Quick 1950-6-17 50 -21 Tehama Adjacent to Mill Creek Meadows, W of Gurnsey Camp Ground, Lassen National Forest Comment
  CAS-BOT-BC444501  Lewisia triphylla Alice Eastwood; John Thomas Howell 1941-7-9 9833 Tehama Near Government Flat Comment
  UC1594663  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1992-4-21 4905 Tehama ca 11 mi e (air) Red Bluff (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24), near Mud Spring, 9.6 mi e (odometer) of Hwy 99, s side of road) 316 Comment
  UCD139750  Lilium pardalinum J. M. Tucker; L. K. Mann 1962-7-29 3636 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  SBBG1034  Lilium pardalinum subsp. pardalinum H. and M. Dearing 1938-6-21 2064 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CAS-BOT-BC133040  Lilium washingtonianum subsp. washingtonianum Mrs. H. C. Cantelow 1938-7-5 2423 Tehama About 5 mi. s.w. Jct. 32-89 nr. Deer Creek Comment
  CDA16188  Limnanthes alba subsp. alba G. F. Hrusa, J. Hart 1999-4-29 15041 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  CHSC57816  Limnanthes alba subsp. alba Vernon H. Oswald; Lowell Ahart 1992-4-21 4920 Tehama Road to Antelope Creek Campground, 0.5 mi S of Hogsback Rd. (Forest Rd. 28N24), ca. 0.75 mi (air) SW of Finley Lake, ca. 6 mi (air) SSE of Paynes Creek. On a roadside bank. 822 Comment
  UC1586549  Limnanthes douglasii subsp. nivea Vernon H. Oswald and Lowell Ahart 1991-4-16 4505 Tehama Red Bank Rd 2.1 mi n Colyear Springs Rd (n of Paskenta) 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
  CDA35338  Limnanthes douglasii subsp. rosea A. C. Browne 1951-3-27 Tehama Highway 99E [later Highway 99], 6 miles south of Vina. 0 Comment
  JEPS19614  Limnanthes douglasii subsp. rosea W. L. Jepson 1899-4-27 13549 Tehama Wimmeshaw; a tributary of Cottonwood River 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
  CHSC41096  Limosella acaulis Pauleen Broyles 1982-5-21 646 Tehama The Nature Conservancy Vina Plains Preserve. .5 km e of the juct. of Hwy. 99 and Lassen Rd. 60 Comment
  CHSC54020  Limosella acaulis Vernon H. Oswald; Lowell Ahart 1991-5-9 4574 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  JEPS58243  Linanthus bicolor Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road, sw Tehama County) Comment
  CHSC67256  Linanthus dichotomus James D. Jokerst 1983-4-2 1697 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  CHSC83383  Linanthus dichotomus L. P. Janeway; Shirley Innecken 2002-3-14 7443 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 304 Comment
  UC1873693  Linanthus dichotomus Barbara Ertter with Brad Olson 1993-5-15 11756 Tehama SW Tehama Co: Round Valley Road (M-4) ca 6 air miles SW of Paskenta, ca 1/2 mile north of Salt Creek Conservation Camp, edge of Mendocino National Forest. Comment
  JEPS58423  Linanthus filipes Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC496330  Linanthus filipes Doris Kildale Gillespie 1930-5-9 9264 Tehama 5 mi e Red Bluff (on Susanville Road) Comment
  UC980589  Linanthus harknessii Milo S. Baker and H. K. Wagnon 1953-7-12 12915 Tehama 5-6 mi above Whitlock Camp (along County Road, w Tehama County) 1676 Comment
  CAS-BOT-BC123060  Linanthus nuttallii subsp. howellii T. W. Nelson; J. P. Nelson 1980-6-22 5847 Tehama Yolla Bolly Quad. 1.5 miles N of Tedoc Gap along Forest Service road 45, west side of Mount Tedoc. 1500 Comment
  NY336946  Linanthus nuttallii subsp. howellii T. W. Nelson 1980-6-22 5847 Tehama Yolla Bolly Quad, 1.5 miles N of Tedoc Gap along Forest Service road 45, W side of Mount Tedoc 1500 Comment
  SEINET12332651  Lindernia dubia var. anagallidea Unknown 1982-1 838 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC54018  Lithophragma bolanderi Vernon H. Oswald 1991-4-3 4483 Tehama Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 91 Comment
  CHSC88512  Lithophragma bolanderi Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC90445  Lithophragma heterophyllum Niall McCarten; Roxanne Bittman 1986-6-16 5485 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  JEPS88468  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald and Lowell Ahart 1996-4-23 7434 Tehama BLM parcel along Hwy 36 ne of Red Bluff (n-facing slope of Paynes Creek Canyon near the power line and n end of Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 167 Comment
  CAS-BOT-BC428442  Lithophragma trifoliatum Homer Miller 1917-5-1 s.n. Tehama Unspecified 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
  JEPS102780  Lithospermum californicum Lowell Ahart 2001-6-16 8863 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  UC1010436  Lithospermum californicum Milo S. Baker 1953-6-21 12756 Tehama logging road west of Paskenta Whisky Saddle 1448 Comment
  RSA90838  Lithospermum californicum Milo S. Baker, H. K. Wagnon 1953-6-21 12756 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  UCD119499  Lithospermum californicum Dean W. Taylor 1976-7-7 6025 Tehama Highway 32 in canyon of Deer Cr. Near Alder Cr. Campground approx. 7.8 miles west from jct. with Highway 89. 1173 Comment
  JEPS20880  Logfia filaginoides Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS3553  Logfia filaginoides Milo S. Baker and H. K. Wagnon 1953-5-31 12698 Tehama logging rd w Paskenta (near 5 mi post in a burn) Comment
  CHSC65910  Logfia gallica Vernon H. Oswald; Lowell Ahart 1996-4-15 7377 .2 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Stream ca. 0.6 mi E of the lane. 99 Comment
  CHSC96655  Logfia gallica Lowell Ahart 2007-5-8 13760 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  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
  UC875116  Lomatium caruifolium var. denticulatum A. A. Heller 1916-4-20 12336 Tehama 3 mi. n. Red Bluff Comment
  JEPS89915  Lomatium dasycarpum Dean W. Taylor 1987-4-27 8939 Tehama dry creek bed equidistant between Del Monte Dr. & Baywood Dr. Tehama Co. (reached via Bowman Rd.); Upper Sacramento Valley 161 Comment
  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
  OBI55145  Lomatium marginatum Lincoln Constance & Herbert L. Mason, J. F. Davidson & J. M. Tucker 1947-5-18 3203 Tehama Inner coast Ranges near Bennett Spring 762 Comment
  UC1949231  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  UCD35952  Lomatium marginatum var. marginatum Beecher Crampton 1953-4-30 1183 Tehama 10 miles east of Beegum. Comment
  SEINET13944635 Image available Lomatium tomentosum Lewis S. Rose 1954-1 54035 Tehama 1.5 mi N of Red Bluff, flood bed of Dibble Creek, alt. ca. 310 ft 94 Comment
  UCSB63896  Lomatium utriculatum Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28NR2W NW1/2 NE1/4 Sect. 8; Cascade Range Foothills 164 Comment
  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
  CHSC66481  Lonicera interrupta Vernon H. Oswald; Lowell Ahart 1996-5-20 7571 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  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
  CDA16177  Lotus humistratus G. F. Hrusa, J. Hart 1999-4-29 15030 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  UC936247  Lotus humistratus Helen K. Sharsmith 1951-7-11 4019 Tehama 9.2 mi w Paskenta (Mud Flat, Covelo-Paskenta road); Inner North Coast Ranges, Mendocino National Forest, Mud Fla 609 Comment
  JEPS19445  Lotus micranthus W. L. Jepson 1899-4-29 13786 Tehama Dibble Creek, w Tehama County Dibble Creek 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
  JEPS100735  Lotus rubriflorus Dean W. Taylor 1993-4-28 13370 Tehama 1 mile WNW of Dales Lake (Manton Road, County Road A6), right of way of Pacific Gas Pipeline, 300 yds N of Section Line 190 Comment
  CDA15866  Lotus wrangelianus G. F. Hrusa, J. Hart 2000-4-8 15315 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  RSA624906  Lupinus Jeffrey Huber 1971-6-10 278 Tehama 18 mi. E. of Red Bluff on Calif. Hwy. 36. 549 Comment
  UC710579  Lupinus adsurgens Alice Eastwood, John Thomas Howell 1941-7-9 9753 Tehama Log Spring Ridge between Log Spring and Government Flat Log Spring Ridge; Log Spring Ridge btw Log Spring and Government Flat Comment
  RSA90606  Lupinus adsurgens var. lilacinus Milo S. Baker, H. K. Wagnon 1953-6-21 12781 Tehama Logging road west of Paskenta. 1372 Comment
  SEINET10488358  Lupinus affinis Rimo Bacigalupi, Arthur H. Holmgren 1950-4-24 Bacigalupi 3128 Tehama Vegetatively like l. Succulentus but hairier; yellow spot on white of banner; Emitting strong perfume (like that of l. Nanus) field along road to paskenta, 3.5 Miles nw of newville Comment
  SEINET10544017  Lupinus albicaulis subsp. shastensis Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-7 Conrad 7068 A Tehama Bald ridge of grass and rock, 0.5 mile n of Mendocino Pass on road to Anthony Peak 1524 Comment
  CDA27369  Lupinus albifrons var. collinus L. Ahart, Vernon Oswald 2001-5-7 10008 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC55701  Lupinus argenteus var. heteranthus K. R. Stern 1986-5-21 8311 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS65378  Lupinus argenteus var. meionanthus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  UCD106821  Lupinus argenteus var. meionanthus Rimo Bacigalupi; Howard Whisler 1957-7-24 6030 Tehama Carson Spur, overlooking Silver Fork of the American River, along Carson Pass Road (State Route 88). 2438 Comment
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Jul 6 2013
  CHSC31104  Lupinus bicolor Thomas Chastain 1980-4-12 17 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  UC1586609  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1991-5-9 4573 Tehama located ca. 1.5 mi ne (over the Sacramento River) Bend Bridge (ca. 6.5 mi nne of Red Bluff, on the flood plain of the Sacramento River at Perry Riffle); Paynes Creek Recreation Area Comment
  CHSC102337  Lupinus bicolor var. tridentatus L. P. Janeway 2009-4-25 9653 B 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
  HSC31596  Lupinus confertus Thomas E. Higley 1974-5-5 87 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC23392  Lupinus formosus B. Garamendi 1974-5-10 37 Tehama Mill/ Deer Creek Study Area. 200 yds E of Paline Place on Antelope Creek. 60 Comment
  JEPS120479  Lupinus grayi B. Castro, L. P. Janeway 2004-5-30 1465 Tehama High Cascade Range. Steep SSE-facing slope, ca 0.4 mi down from top of the small ridge, on road cuts along Road 27N08 above Lower Deer Creek Falls. Comment
  SEINET10490328  Lupinus grayi David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17959 Tehama 13 mi. W of mineral on hwy 36; on 60 degree e facing slope. Comment
  CHSC48563  Lupinus lepidus var. sellulus Vernon Oswald 1986-6-12 2111 Tehama Hwy. 36, 0.3 mi w of Gurnesey Creek, 97.3 mi e of the Shasta-Tehama Co. line. 1447 Comment
  CHSC101408  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Rocky open flat E of first drainage coming down Forks Ridge Rd 24 No1.2 into Thomas Ck watershed. Just NE of Willow Ck CRI study boundary. 1676 Comment
  CHSC48533  Lupinus luteolus Vernon Oswald 1986-6-23 2151 Tehama M2 (23N01) 19.4 mi w of Paskenta. 1524 Comment
  UC2042815  Lupinus microcarpus Barbara Ertter 1990-5-12 8937 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
  CHSC87905  Lupinus microcarpus var. densiflorus Lowell Ahart 2004-6-11 11028 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
  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
  CHSC102373  Lupinus nanus var. latifolius L. P. Janeway 2009-3-28 9674 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
  CHSC65760  Lupinus nanus var. latifolius Vernon H. Oswald; Lowell Ahart 1996-4-8 7341 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in large populations on the slopes both above and below the gravel road 1.3 mi W of parking lot on Hwy. 36 (collected above the road). 259 Comment
  CHSC38953  Lupinus obtusilobus J. D. Jokerst 1980-7-11 1110 Tehama North Coast Range. On a north facing slope just below the ridge ca. 1/4 mile east of the summit of South Yolla Bolla (Mt. Linn). 2377 Comment
  RSA261439  Lupinus obtusilobus J. M. Tucker, L. K. Mann, A. O. Tucker 1959-7-19 3553 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  SEINET10490287  Lupinus vallicola subsp. apricus Branham 1975-3-28 BRANHAM 2 Tehama Small population, ca 10 mi n of the jct of orange rd and hall rd, ca 2.3 mi n Of hoag rd. Cultivated wasteland. Soil sandy. 75 Comment
  CHSC102883  Luzula cascadensis Peter F. Zika 2008-7-14 23904 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  JEPS105656  Luzula cascadensis L. P. Janeway 2001-6-10 7156 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  JEPS94372  Luzula parviflora Vernon Oswald and Lowell Ahart 1997-7-7 8697 Tehama Forest Route 35 at Cedar Creek near the ne corner of Yolla Bolly Middle Eel Wilderness; Forest Route 35 at Cedar Creek 1066 Comment
  CHSC96422  Lycium barbarum L. P. Janeway 2007-4-9 8966 Tehama Sacramento Valley. Along north side of Aramayo Way about half way between Hwy 99 (Los Molinos) and Sacramento River (town of Tehama); 860 m west of Hwy 99. Growing along 15 m of right-of-way fence line and 8 m into adjacent weedy annual grassland field. 64 Comment
  CHSC66199  Lythrum hyssopifolia Vernon H. Oswald 1996-6-3 7692 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC116178  Lythrum tribracteatum Lowell Ahart; John Dittes 2015-6-22 20253 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Lost Molinos. 74 Comment
  JEPS120785  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 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
  SBBG122781  Lythrum tribracteatum B. Ertter et al. 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland 152 Comment
  CHSC90434  Madia elegans Niall McCarten; Roxanne Bittman 1986-6-14 5319 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct of Rd 25N41 and 25N32. 1371 Comment
  JEPS127114  Madia elegans subsp. elegans Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21357 Tehama About 100 yards south of Highway 89. Comment
  SEINET11263930  Madia elegans subsp. elegans Lowell Ahart, Vernon H. Oswald 1995-7-12 7008 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mountain Road), 3.5 miles S of Hwy 36.; 0 Comment
  CHSC78811  Madia exigua Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC96683  Madia exigua Lowell Ahart 2007-5-8 13714 Tehama On the west bank of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  JEPS102854  Madia exigua Lowell Ahart 2001-6-14 8829 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS29558  Madia glomerata John Thomas Howell 1960-8-20 36211 Tehama near Lassen Volcanic National Park; Morgan 1463 Comment
  RSA724883  Madia glomerata L. Ahart 2006-8-15 13198 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  UCD104386  Madia gracilis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6855 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UCD134324  Madia gracilis R. Tofsrud 1949-6-1 s.n. Tehama Diamond Range Burn Plot; Highway 36 about 20 miles west of Red Bluff. Comment
  UC1010344  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-4-26 12563 Tehama 5 mi w Paskenta (w Tehama County) 304 Comment
  CHSC101992  Malacothrix floccifera J. Lacey 1982-4-13 296 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  JEPS122020  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  JEPS36626  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS36778  Malacothrix floccifera W. L. Jepson 1899-4-29 Tehama Manzanita Flat Comment
  SEINET12765129  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning.; 0 149 Comment
  CDA35748  Malvella leprosa L. Ahart 2002-11-5 10016 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. Comment
  HSC1762  Marah fabacea Larry Berti 1969-3-19 33 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
  HSC45883  Marsilea vestita J. P. Smith, J. O. Sawyer 1973-4-14 6065 Tehama Lassen Rd., E of Hwy. 99 near Vina 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
  JEPS88285  Medicago arabica Vernon H. Oswald and Lowell Ahart 1996-5-6 7524 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  CHSC88302  Medicago lupulina Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11218 Tehama On the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and the bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 674 Comment
  CHSC96635  Medicago praecox Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13612 Tehama On the banks of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS103484  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
  UC1042319  Medicago praecox John Thomas Howell 1954-4-26 29188 Tehama 1.5 mi n Red Bluff (flood-bed of creek); Dibble Creek Comment
  CDA4231  Medicago praecox T. Howell 1954-5-2 29188 Tehama Near Red Bluff. 0 Comment
  CHSC95034  Melica aristata L. P. Janeway 2006-6-25 8714 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. 1109 Comment
  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
  UCD67011  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  CHSC112026  Melica bulbosa David Isle; Bruce Baldwin, Rick York 1987-7-18 2081 Tehama Mendocino National Forest; Yolla Bolly Wilderness, SE of Solomon Pk, near spring E of Last Camp. 2118 Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  CHSC86802  Melica californica Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  UCD87029  Melica californica August L. Hormay 1929-6-9 s.n. Tehama Campbellville, 8 miles (in direct line) WSW Butte meadows. 1066 Comment
  SEINET10860813  Melica californica A. Arthur Heller 1916-4-20 Heller 12338 Tehama Blue oak belt 3 miles north of Redding on grassy hills, Toxicodendron the prevalent shrub. Comment
  CHSC68835  Melica geyeri Vernon Oswald; Lowell Ahart 1997-6-10 8554 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
  UCD32611  Melica geyeri Beecher Crampton 1954-6-16 1977 Tehama Tehama County, Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 Comment
  CAS-BOT-BC281034  Melica stricta G. L. Stebbins 1972-6-18 8095 Tehama Wells Creek, S of Mt Tedoc 792 Comment
  CHSC61451  Melica stricta Vernon H. Oswald; Lowell Ahart 1993-8-18 5841 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Just below (W of) the summit ridge and S of the highest point on the ridge. 2490 Comment
  UC1609509  Melica stricta Vernon H. Oswald and Lowell Ahart 1993-9-2 5898 Tehama ca 20 air mi nw Paskenta (ridge running e from Mt Linn); South Yolla Bolly Mtns. 2346 Comment
  UCD88483  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  CHSC91149  Melica torreyana David W. Isle 1995-5-2 1057 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 560 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
  CHSC105229  Mentha pulegium Lowell Ahart; John Dittes 2010-7-19 16909 Tehama At the homestead, west of the poor dirt road, about 3.6 miles (air) southwest of Manton, about 3.6 miles (air) north of Highway 36 and Lane Valley Road intersection. 505 Comment
  JEPS106141  Mentha pulegium Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11202 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC87008  Mentha spicata Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  JEPS97358  Mentha spicata Vernon H. Oswald and L. Ahart 1995-7-31 7161 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) 335 Comment
  UC2031503  Mentzelia laevicaulis Barbara Ertter with Brad Olson 1991-7-5 10307 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  CHSC61439  Micranthes aprica Vernon H. Oswald 1993-8-18 5824 Tehama Lassen Volcanic National Park. E slope of Mt. Conard just below the summit ridge, near the S boundary of the park. 2414 Comment
  CHSC64373  Micranthes californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6488 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. Along the north-facing edge of a basalt ridge running through the nw corner of the reserve. 201 Comment
  CAS-BOT-BC429094  Micranthes odontoloma P. A. Munz 1951-7-25 16842 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  JEPS16185  Micropus californicus var. californicus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 a Tehama 8 mi ne of Flourney; Paskenta Rd. Comment
  CAS-BOT-BC348431  Micropus californicus var. californicus L. E. Smith 1915-4-25 s.n. Tehama Red Bluff Comment
  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
  CDA8382  Micropus californicus var. californicus G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2673 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  JEPS35677  Microseris acuminata W. L. Jepson 1932-5-9 16356 Tehama 3 to 4 mi ne Red Bluff 137 Comment
  JEPS88503  Microseris acuminata Vernon H. Oswald and Lowell Ahart 1996-4-23 7422 Tehama BLM parcel along Hwy 36 ne Red Bluff (w shore of lake); Cascade Range Foothills, Hog Lake Plateau, Hog Lake 265 Comment
  HSC6022  Microseris acuminata John L. Heywood, D. H. Norris 1968-3-13 1843 Tehama Hwy. 36, ca. 67.74 mi. E of Shasta Co. line Comment
  SEINET11807874  Microseris acuminata Unknown 1982-1 453 Tehama Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS127050  Microseris nutans Lowell Ahart, John Dittes 2016-4-29 20817 Tehama About 400 yards south of the fish ladder on Deer Creek, northwest of a flat area (campground) above Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/8 miles by trail to Highway 32. Comment
  JEPS94750  Microseris sylvatica Vernon Oswald and Lowell Ahart 1998-4-27 8960 Tehama Cannon Road 1.1 mi w of its junction with Highway 36 w of Red Bluff; Cannon Road 256 Comment
  CHSC55233  Microsteris gracilis L. P. Janeway 1991-3-28 3859 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 152 Comment
  CHSC87945  Mimetanthe pilosa Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS7897  Mimulus Milo S. Baker and H. K. Wagnon 1953-6-20 12748 Tehama logging road w Paskenta (near 10 mi post) Comment
  UC1239057  Mimulus arvensis Freed W. Hoffman 1947-6-23 1594 Tehama Government Flat North Coast Ranges 796 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
  JEPS110133  Mimulus breweri Lowell Ahart 2006-7-19 13035 Tehama West edge of an open flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  RSA67195  Mimulus breweri P. A. Munz 1951-7-25 16868 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  SEINET3365890 Image available Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Hwy near junction with the old road 1676 Comment
  OBI82947  Mimulus cardinalis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3942 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  RSA519042  Mimulus glaucescens Barbara J. Ertter 1989-5-3 8446 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester. 976 Comment
  CHSC118204  Mimulus glaucescens Tim Kask 2015-5-6 246 Tehama Along AntelopeCreek, 'McClure Tr.' 10T 0599539/4458231 Comment
  UC1019550  Mimulus guttatus Louise Kellogg 1952-7-16 62 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
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Jun 21 2009
  HSC20760  Mimulus guttatus Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. 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
  RSA21516  Mimulus kelloggii Carl B. Wolf 1937-5-16 8702 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 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
  UC726425  Mimulus moniliformis A. A. Heller 1941-8-11 16279 Tehama 1/2 mi or more from Sulphur Works entrance Lassen Volcanic National Park; Lassen National Forest Comment
  CHSC94505  Mimulus moschatus Lowell Ahart 2006-8-15 13194 Tehama Bottom of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC9728  Mimulus moschatus Nancy Mosman 1971-7-17 97 Tehama Abundant in meadow along roadside 10 ft s of Hwy 32 ca. 18.6 mi s of Chester, Calif. 1066 Comment
  JEPS123434  Mimulus moschatus Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -097 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, head of Beegum Basin. Comment
  SBBG15432  Mimulus moschatus H. and M. Dearing 1939-6-12 3641 Tehama S of Lassen Nat Park 1219 Comment
  JEPS17596  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5327 Tehama very summit South Yollo Bolly (Mt. Linn); Tehama-Trinity County Line 2463 Comment
  UCD80791  Mimulus nasutus CNPS SN Foothill Team 2006-4-4 SNFN 0440 e Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 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
  JEPS108880  Mimulus primuloides subsp. primuloides Lowell Ahart 2006-7-19 13024 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS4669  Mimulus pulsiferae Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  JEPS8149  Mimulus torreyi Jos. Grinnell 1925-6-1 Tehama Mineral 1463 Comment
  JEPS94972  Mimulus torreyi Vernon Oswald and Lowell Ahart 1997-9-9 8869 Tehama n.w. Chico Meadows (Forest Rd. 26N09 at Cascade Creek); Cascade Creek 1219 Comment
  UCD80212  Minuartia californica CNPS SN Foothill Team 2006-3-27 SNFN 0310 Tehama TNC Easement Denny Ranch. Located 100 m north of SNFN0309. 213 Comment
  CHSC81253  Minuartia douglasii Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-15 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 304 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
  CHSC78629  Minuartia nuttallii subsp. gregaria L. P. Janeway 2000-6-29 6840 Tehama High North Coast Ranges. Along South Yolla Bolly Trail about 1.3 km from the Ides Cove Trailhead; about 1.5 km east-southeast of Mt Linn. 2110 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
  LA47653  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama SE side of South Yolla Bolly Mountain 2255 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
  CHSC64966  Minuartia rosei Vernon H. Oswald; Lowell Ahart 1995-7-12 7033 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
  CHSC40492  Mollugo verticillata Pauleen Broyles 1982-6-10 714 Tehama The Nature Conservancy Vina Plains Preserve. N edge of large vernal pool. 60 Comment
  UC1563682  Mollugo verticillata Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8888 Tehama s side of nw arm of Black Butte Lake (w of Orland) 152 Comment
  UC1037368  Monardella odoratissima subsp. glauca Douglas Barbe 1955-7-16 164 Tehama Around Oven Lid, Mendotcino National Forest, west of Paskenta Comment
  CHSC28400  Monardella odoratissima subsp. pallida J. D. Jokerst 1979-7-16 288 Tehama Turner Mountain. Rock outcrop at edge of marsh area 1.0 mile W of trailhead of Forest Service trail 3E12. Comment
  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
  UC2035960  Monardella odoratissima subsp. pallida C. Epling, Wm. Robison 1935-7-16 Tehama Near Mineral Comment
  UCD125223  Monardella odoratissima subsp. pallida John Thomas Howell 1960-8-19 36200 Tehama Brokeoff Mountain, summit ridge. 2804 Comment
  UC1609133  Monardella purpurea Vernon H. Oswald and Lowell Ahart 1993-9-2 5894 Tehama Ridge running east from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  JEPS35221  Monolopia major Blankinship 1911-4-7 Tehama Corning Comment
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Feb 9 2019
  JEPS43342  Montia chamissoi Jos. Grinnell 1927-6-1 Tehama Mineral, w edge Battle Creek Meadows Battle Creek Meadows; Mineral, Battle Creek Meadows 1463 Comment
  CHSC102679  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16345 -A Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  OBI72078  Muhlenbergia filiformis Barbara Ertter, Brad Olson 1991-7-6 10415 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning, T24N R8W sec 10 SENE 1890 Comment
  UCD104384  Muhlenbergia filiformis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6854 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UCD86621  Muhlenbergia filiformis Freed W. Hoffman 1947-6-23 1681 A Tehama Government Flat. North Coast Ranges. 796 Comment
  JEPS105189  Muhlenbergia rigens Dean W. Taylor 1992-10-8 13265 Tehama Sourgrass Creek; ca. 8 miles SW of Corning Bluff 85 Comment
  SEINET4343721 Image available Muhlenbergia rigens Barbara Ertter, Brad Olson 1991-7-5 10300 Tehama Metzger Ranch at confluence of Big and Little Crane Creeks [="Stiver's Ranch"], ca 15 airmiles WNW of Red Bluff 213 Comment
  JEPS97501  Myosurus apetalus Vernon H. Oswald and Lowell Ahart 1995-4-10 6630 Tehama 1 mi N of Dales Station (W side of Manton Rd., 14 mi NE of Red Bluff); Dales Lake Ecological reserve, Cascade Range foothils 213 Comment
  CHSC57826  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi E (odometer) of Hwy. 99, ca. 10 mi (air) E of Red Bluff. Roadside. 289 Comment
  CHSC70901  Myosurus minimus Vernon Oswald; Lowell Ahart 1998-4-27 8956 Tehama Cannon Rd. 0.6 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  JEPS105648  Myosurus minimus L. P. Janeway 2001-6-10 7147 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
  JEPS122119  Myosurus minimus Lowell Ahart 2014-5-8 19452 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  CHSC77976  Nassella cernua B. Castro; L. P. Janeway 1999-5-11 929 Tehama About 24 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 298 Comment
  CHSC81429  Nassella cernua L. P. Janeway; Shirley Innecken 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  CHSC91141  Nassella cernua D. Isle 1995-6-20 210 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. (Southern end Nomlaki Trailhead) 0.15 mi. above Wilder Pond (=1.8 mi. up Log Springs Rd., 23N02.3=55 on Rec. map), 7 mi. from Salt Creek Rd. 670 Comment
  JEPS102494  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC41068  Nassella pulchra Pauleen Broyles 1982-5-6 543 Tehama The Nature Conservancy Vina Plains Preserve. On w side of Sheep Camp Ditch. 66 Comment
  SBBG25918  Navarretia capillaris D. Myrick 1966-8-6 1463 Tehama South Yolla Bolly Mtn 2133 Comment
  UC1019558  Navarretia divaricata Louise Kellogg 1952-7-18 92 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC64981  Navarretia divaricata subsp. vividior Vernon H. Oswald; Lowell Ahart 1995-7-12 7022 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. On the upper bank of a pond and at the edge of the road. 1158 Comment
  CHSC105935  Navarretia filicaulis Lowell Ahart; John Dittes 2010-7-17 16851 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
  SEINET3894735  Navarretia filicaulis Barbara Ertter, James Shevock 1992-6-14 11201 Tehama Mill Creek Rim on N side Mill Creek, Ponderosa Way 3.6 miles N of Mill Creek Crossing, ca 13 airmiles SW of Mineral.; 0 1067 Comment
  RSA757308  Navarretia filicaulis Barbara Ertter, James R. Shevock 1992-6-14 11201 Tehama Mill Crek Rim on north side of Mill Creek, Ponderosa Way 3.6 miles north of Mill Creek Crossing, about 13 air miles southwest of Mineral. 1067 Comment
  JEPS70254  Navarretia heterandra W. L. Jepson 1938-6-10 18971 Tehama 9 mi n Orland (near Sourgrass Creek) 76 Comment
  UCD36237  Navarretia intertexta Beecher Crampton 1953-4-29 1170 Tehama Tehama County, 4 miles south of Dales, along Route 36. Comment
  CHSC89613  Navarretia intertexta subsp. intertexta Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. Vernal pool. 228 Comment
  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
  CHSC76769  Navarretia jepsonii L. P. Janeway; B. Castro 1999-6-21 6477 Tehama Long Gulch, south of South Fork Cottonwood Creek. North edge of ridge. 356 Comment
  CHSC80048  Navarretia jepsonii L. P. Janeway 2000-6-6 6783 Tehama Vicinity of Thomes Creek and Bowers Creek. 329 Comment
  SEINET9337880  Navarretia leucocephala Unknown 1999-4-29 15035 Tehama Coyote Creek Conservation Area Comment
  UC762157  Navarretia leucocephala subsp. minima R. F. Hoover 1936-5-22 1213 Tehama 6 mi s Corning Comment
  HSC49715  Navarretia leucocephala subsp. minima J. O. Sawyer, R. J. Cole 1979-5-13 3358 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  UC1112876  Navarretia linearifolia subsp. linearifolia Douglas Barbe 1955-7-22 243 Tehama on a dry northern slope 3 mi w Oven Lid (on the trail to Square Lake); w of Oven Lid, on trail to Square Lake 2072 Comment
  JEPS76637  Navarretia linearifolia subsp. pinnatisecta L. R. Heckard 1972-6-18 2990 Tehama sw of Tedoc Mt.; sw of Tedoc Mt. 1371 Comment
  UC703021  Navarretia linearifolia subsp. pinnatisecta Alice Eastwood, John Thomas Howell 1941-7-9 9813 Tehama Government Flat 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
  JEPS102887  Navarretia mellita Lowell Ahart 2001-6-14 8827 Tehama On the W side of the dirt road that leads to the tower, on the E side of road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS105973  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
  CHSC7091  Navarretia pubescens E. L. Williams 1969-4-26 19 Tehama 100 ft. s of I.W. Williams' barn next to Harry Baker's fence on Evergreen Rd. off Bowman Rd. 137 Comment
  RSA765679  Navarretia pubescens Barbara Ertter, Brad Olson 1991-7-5 10292 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff. 213 Comment
  CAS-BOT-BC232750  Navarretia sinistra subsp. pinnatisecta Clare R. Wheeler 1981-6-17 2430 Tehama Mendocino National Forest. Meadow between Uhl Peak and Government Flat 1950 Comment
  CAS-BOT-BC232752  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-25 16878 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CHSC41029  Navarretia tagetina Pauleen Broyles 1982-5-10 561 Tehama The Nature Conservancy Vina Plains Preserve. W of Sheep Camp Ditch and ca 400 m to nw of barn in s pasture. 60 Comment
  SEINET3860240  Navarretia tagetina Leigh A. Johnson 2004-5-14 04 -060 Tehama East of Flournoy ca 2.6 miles (2.45 miles east of Corning Rd, and 0.1 miles past Boggs Champlin Rd) on Paskenta Rd. In a fenced property with grasses and oak trees (big oak tied to fence) on south side of road. By corner gate, especially under three east most trees within 25 meters of fence.; 0 160 Comment
  SEINET12334062  Navarretia tagetina Unknown 1982-1 561 Tehama W of Sheep Camp Ditch and ca 400 m to NW of barn in S pasture 60 Comment
  UC1076024  Navarretia tagetina Herbert L. Mason 1947-5-18 14790 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  JEPS104303  Navarretia viscidula Lowell Ahart 2003-6-11 10252 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  UC1281947  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama 1 mi e Paskenta (along the road, ridge above Thomes Creek) Comment
  UCD80646  Navarretia viscidula CNPS SN Foothill Team 2005-5-26 SNFN 0328 b Tehama BLM, Hog Lake/Paynes Creek, off Spring Road in the BLM's Battle Creek Recreation Area; plot is located north across the road from a target shooting area. 195 Comment
  RSA107398  Navarretia viscidula L. S. Rose 1955-6-12 55073 Tehama 1 mile south of Cottonwood Comment
  CHSC64964  Nemacladus capillaris Vernon H. Oswald; Lowell Ahart 1995-7-12 7060 Tehama High North Coast Ranges. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina. 1203 Comment
  JEPS13025  Nemacladus montanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5354 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  JEPS3556  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama w of Paskenta (near the 5 mile post, w Tehama County) Comment
  UC1023848  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama 5 mi w Paskenta (near 5 mi post but e side of road, w Tehama County) Comment
  CHSC83371  Nemophila menziesii subsp. menziesii L. P. Janeway; Shirley Innecken 2002-3-21 7450 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 320 Comment
  CHSC80389  Nemophila pedunculata Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Heidi West 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 265 Comment
  RSA76015  Nemophila pedunculata Lincoln Constance, J. H. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  UCD80355  Nemophila pedunculata CNPS SN Foothill Team 2006-4-4 SNFN 0440 c Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  RSA93060  Nemophila pedunculata Milo S. Baker, H. K. Wagnon 1954-7-11 13019 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  CHSC94206  Nemophila spatulata Lowell Ahart 2006-7-11 12948 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
  SEINET10968273  Orcuttia greenei Mary Susan Taylor 1980-6-21 Taylor 2936 Tehama T24N R1W sw sec 20. Richardson Springs quad. Lellinger vernal pool, ca. 16 mi N of Chico, ca. 1/4 mi E of Hwy 99E, on N side of Lellinger Road. With R. Schlising & T. Griggs. Comment
  CAS-BOT-BC254323  Orcuttia pilosa F. T. Griggs 1974-6-3 s.n. Tehama 16 miles N of Chico, on the Vina Plains, 200 meters S of Lassen Road, 0.25 mile E of its intersection with Highway 99E Comment
  CHSC35166  Orcuttia pilosa R. A. Schlising; J. Jokerst, J. Fuller 1981-10-1 4210 Tehama S part of county in Vina Plains several miles from the Sacramento River. In vernal pool. 60 Comment
  JEPS84168  Orcuttia pilosa R. D. Stone 1986-7-19 761 Tehama w pasture 0.1 mi s Lassen Road (0.6 mi e of its intersection with Hwy 99); Central Valley, TNC Vina Plains Preserve 67 Comment
  CAS-BOT-BC242655  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake Comment
  CHSC41058  Orcuttia tenuis Pauleen Broyles 1982-5-17 615 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool just s of Lassen Road in e pasture. 68 Comment
  CHSC43103  Orcuttia tenuis Pauleen Broyles 1982-8-11 837 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in easternmost pasture. 68 Comment
  CHSC45791  Orcuttia tenuis R. D. Stone 1986-7-20 768 Tehama Central Valley. Ca. 10 miles NNE of Red Bluff at Table Mountain Lake. Margins of reservoir. 173 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
  JEPS84138  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama 0.6 mi nw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch 201 Comment
  JEPS84150  Orcuttia tenuis R. D. Stone 1986-7-20 770 Tehama 0.1 mi se Table Mountain Lake (10 mi nne of Red Bluff); Central Valley 172 Comment
  RSA256273  Orcuttia tenuis J. R. Reeder, C. G. Reeder 1973-7-1 6242 Tehama About 4 miles SW of Dales, 11 miles NE of Red Bluffs 244 Comment
  UCD88260  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, northeast of Redbluff. Comment
  CHSC32797  Orobanche fasciculata James Jokerst 1980-6-18 890 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  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
  CAS-BOT-BC500196  Orobanche fasciculata John Thomas Howell 1955-6-12 30311 Tehama Flood bed of Dibble Creek, 1.5 mi N of Red Bluff 91 Comment
  JEPS127361  Orogenia fusiformis Tim Kask 2013-4-20 204 Tehama Jones Valley off Highway 172 between Mineral and Mill Creek. Comment
  SEINET10964391  Orthocarpus attenuatus Mary Susan Taylor 1975-4-18 Taylor 486 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  RSA424697B  Orthocarpus linearilobus Aaron Liston, M. A. Blumler 1987-4-24 655 -6 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CHSC64936  Osmorhiza occidentalis Vernon H. Oswald; Lowell Ahart 1995-7-12 7017 Tehama W of Red Bluff and S of Platina on Forest Route 45 ( Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. High North Coast Ranges. 1097 Comment
  CHSC110601  Oxypolis occidentalis B. Castro; L. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca 0.5 mi E of Hwy 36. 1548 Comment
  CHSC69653  Oxypolis occidentalis Vernon Oswald; Lowell Ahart 1997-9-9 8863 Tehama Forest Rd. 26N19 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  CHSC82370  Packera subnuda var. subnuda Lowell Ahart 2002-6-29 9812 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  CHSC56316  Paeonia brownii K. R. Stern 1986-5-21 8256 Tehama Deer Creek Meadows, 1 mi SE of jct of hwy7s 32 and 36. 1402 Comment
  CHSC112745  Panicum capillare Lowell Ahart 2013-9-17 19040 A Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC66225  Panicum capillare Vernon H. Oswald; Lowell Ahart 1996-6-3 7695 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  SBBG25903  Parnassia californica D. Myrick 1966-8-6 1456 Tehama South Yolla Bolly Mtn 2133 Comment
  CHSC94581  Parnassia palustris Lowell Ahart 2006-11-9 13260 Tehama Bog, on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CHSC65758  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-4-8 7326 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Plateau on the E side of Paynes Creek N of its mouth of the Sacramento River. 106 Comment
  JEPS22646  Paronychia ahartii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6290 Tehama about 2 mi w Kirkwood (and about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  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
  JEPS88620  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-4 1492 Tehama ca 1.5 air km wnw confluence of Paynes Creek and De Haven Gulch drainage (19 air km ne of Red Bluff, on plain wnw of Dales, in vicinity of gas pipeline); wnw of confluence of Paynes Creek and De Haven Gulch drainag 195 Comment
  JEPS90769  Paronychia ahartii Roy E. Buck, Glenn L. Clifton 1990-4-4 1489 Tehama 21 air km ne of Red Bluff (plain nw of Dales, 2.0 air km nnw of confluence of Paynes Creek and De Haven Gulch drainage, just e of gas pipeline intersection station) 201 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
  JEPS88169  Paspalum distichum Vernon H. Oswald and Lowell Ahart 1996-7-8 7971 Tehama ne of Red Bluff BLM parcel along Hwy 36, ne margin Hog Lake; Cascade Range Foothills, Hog Lake Plateau, ne margin Hog Lak 265 Comment
  RSA303285  Paspalum distichum J. R. Reeder, C. G. Reeder 1975-8-10 6683 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  JEPS68194  Pectocarya penicillata W. L. Jepson 1899-4-26 21090 Tehama bed of Crane Creek Stivers Ranch Comment
  CHSC64342  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1995-3-19 6526 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between the southern cluster of vernal pools and the basalt flow to the south. 210 Comment
  CHSC65719  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1996-4-3 7291 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bank of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC75255  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1999-4-21 9707 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Edge of the trail. 655 Comment
  CHSC79096  Pectocarya pusilla B. Castro; L. P. Janeway, C. Warren 2000-3-21 1041 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 289 Comment
  CHSC88522  Pectocarya pusilla Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  JEPS108845  Pectocarya pusilla Lowell Ahart 2006-5-5 12570 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
  UCSB63860  Pectocarya pusilla Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W center NE 1/4, Sect. 8; Cascade Range Foothills 198 Comment
  CHSC32882  Pedicularis densiflora P. Lynn Lester 1980-3-31 12 Tehama Salt Creek Saddle, ca. 30 yds w of Round Valley Rd, ca. 5.5 mi sw of jct with Newville Rd, ca. 7.5 mi sw of Paskenta. 449 Comment
  CHSC55597  Pedicularis densiflora Steven Triano 1988-4-17 62 Tehama Along e side of Hwy. 32 in mixed evergreen forest, ca 14.7 mi n of Forest Ranch. 1075 Comment
  CHSC39837  Pellaea andromedifolia Maxey-Jones 1928-4-12 Tehama Antelope Creek Canyon. Comment
  HSC1767  Pellaea andromedifolia Larry Berti 1969-3-22 63 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
  CHSC68571  Pellaea mucronata var. californica Vernon H. Oswald; Lowell Ahart 1997-5-14 8437 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  UCD169424  Pellaea mucronata var. californica Lowell Ahart 2004-4-29 10811 Tehama About 8 miles (air) southwest of Paskenta, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 1 1/2 miles northwest of Bowers Creek, about 3/4 mile by trail northwest of Dead Rabbit Lake, along the Nomalaki Trail, about 1/8 mile southeast of an unnamed lake. 562 Comment
  CHSC86069  Pellaea mucronata var. mucronata R. D. Fischer 2004-1-18 51 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants located north of tr to Lower Deer Creek Falls with tr head at southern most Deer Creek/Hwy 32 crossing. 1008 Comment
  POM203122  Penstemon azureus subsp. azureus Alice Eastwood, John T. Howell 1934-4-21 1849 Tehama Between Red Bluff and Paynes Creek. Comment
  CHSC86590  Penstemon azureus var. angustissimus L. P. Janeway 2003-6-14 7831 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank. 780 Comment
  CHSC68705  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1997-5-14 8435 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  CHSC84290  Penstemon azureus var. azureus Lowell Ahart; John Dittes 2003-6-11 10263 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
  UC2043033  Penstemon azureus var. azureus Barbara Ertter with Brad Olson 1991-7-4 10218 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Creek/Riley Ridge junction, ca. 25 air miles W of Corning. Comment
  HSC39132  Penstemon heterophyllus subsp. purdyi Gary S. Lester 1974-6-30 341 Tehama Road to Tedoc Mtn., out of Beegum, near Beegum Peak 1220 Comment
  CHSC64998  Penstemon heterophyllus var. purdyi Vernon H. Oswald; Lowell Ahart 1995-7-12 6997 Tehama Inner North Coast Ranges. W of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. 950 Comment
  CHSC77385  Penstemon heterophyllus var. purdyi L. P. Janeway; Caroline Warren 1999-5-13 6422 B Tehama Vicinity of Rocky Ridge and Newville. West facing slope. 292 Comment
  UC1238955  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-7-2 2447 Tehama Platina-Redding Road about 1 mi e Platina Junction; North Coast Ranges, e of Platina Junction 670 Comment
  CHSC83688  Penstemon neotericus L. P. Janeway 2001-6-24 7225 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CHSC95159  Penstemon neotericus R. D. Fischer 2005-9-10 845 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. Plant growing along road 6.8 miles from Hwy 32, west side of Deer Creek. 1371 Comment
  JEPS102781  Penstemon neotericus Lowell Ahart 2001-6-16 8847 Tehama On the south side of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  UC1036223  Penstemon neotericus George W. Gillett 1953-8-16 337 Tehama near Diamond Peak; Lassen Volcanic National Park, near Diamond Peak 2209 Comment
  NY627260  Penstemon neotericus F. W. Pennell 1940-7-23 26247 Tehama Route 36, 2-3 miles west of Morgan Springs 1737.4 Comment
  RSA103935  Penstemon neotericus Herbert McLean Evans 1922-07 s.n. Tehama Drakesbad. Lassen National Park. Comment
  CHSC79215  Penstemon purpusii L. P. Janeway 2000-6-29 6845 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  CHSC114657  Penstemon purpusii V. Long 1991-7-16 134 Tehama Yolla Bolla Ranger Dist. SW face of Round Mountain, near summit. 1760 Comment
  JEPS17594  Penstemon purpusii Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5313 Tehama just at base of (+/- 60 ft, below) rocky summit Ovenlid (summit of ridge 5 1/2 mi e of South Yollo Bolly Mountain); e of South Yollo Bolly Mountain, summit of Ovenlid 1981 Comment
  CHSC94378  Penstemon rydbergii var. oreocharis Lowell Ahart 2006-7-19 13026 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CHSC66466  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1996-5-20 7578 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC87366  Pentagramma triangularis subsp. triangularis Lowell Ahart 2004-4-29 10810 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 562 Comment
  JEPS17519  Perideridia bolanderi subsp. bolanderi Jos. Grinnell 1925-6-23 Tehama Battle Creek Mdws. 1463 Comment
  RSA756848  Perideridia bolanderi subsp. involucrata Barbara Ertter, Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver s Ranch ], ca 15 airmiles WNW of Red Bluff 213 Comment
  CHSC77521  Perideridia kelloggii Hiedi West; Julie Cunningham, Natalie Wight 1998-6-25 Tehama Red Bank (Dippingvat). Vicinity of South Fork Cottonwood Creek. 335 Comment
  JEPS96037  Perideridia kelloggii Vernon H. Oswald and Lowell Ahart 1996-7-8 7957 Tehama BLM parcel along Hwy 36 ne Red Bluff (bed of intermittent stream crossing ne corner of parcel); Cascade Range foothills Hog Lake Plateau 182 Comment
  UCD127890  Perideridia lemmonii Brad D. Schafer 2005-7-29 167 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 390 Comment
  SEINET13944992 Image available Perideridia oregana L. Constance, T. I. Chuang 1967-1 3791 Tehama Above Dibble Creek, 14 mi W of Red Bluff, alt. 800 ft 244 Comment
  CHSC55651  Perideridia parishii subsp. latifolia T. B. Devine; K. R. Stern 1991-4-24 843 Tehama Ca 1 mi N of Jonesville, beside Willow Cr ca 3/4 mi n of jct with rd to Colby Mtn Lookout. 1554 Comment
  CAS-BOT-BC418944  Persicaria lapathifolia L. E. Smith 1914-5-8 675 Tehama Red Bluff Comment
  CAS-BOT-BC418942  Persicaria lapathifolia R. E. Frenkel 1964-7-11 694 Tehama On California Hwy. 36, immediately west of Mineral Lodge 1463 Comment
  UCD104397  Persicaria maculosa Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6860 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS113179  Petrorhagia dubia Lowell Ahart 2007-5-8 13733 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
  CDA3411  Petrorhagia dubia G. D. Barbe 1985-4-5 4208 Tehama Reed Creek west of Red Bluff. Comment
  CHSC53956  Phacelia distans Vernon H. Oswald; Lowell Ahart 1991-4-16 4500 Tehama Colyear Springs Rd, 1.0 mile west of Lowery Rd, north of Paskenta. 243 Comment
  UC1010405  Phacelia distans Milo S. Baker 1953-5-9 12605 Tehama logging rd w Paskenta foothills (at 6 mi post) Comment
  CHSC57087  Phacelia egena Steven Triano; Stefani Eiben 1988-5-7 162 Tehama Open rocky hillside adjacent to a vista point ca 100 ft n of Hwy. 36 and 13.9 mi w of Mineral. 944 Comment
  UC1228234  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5328 Tehama Mt. Linn summit South Yolla Bolly ridge (very summit of ridge) 2463 Comment
  UC589695  Phacelia egena Harold and Virginia Bailey 1938-4-16 Tehama Paskenta-Covelo rd 5 mi w Paskenta Comment
  UC1949210  Phacelia heterophylla subsp. virgata Barbara Ertter with Brad Olson 1991-7-4 10235 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
  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
  CHSC115519  Phacelia mutabilis Lowell Ahart; John Dittes 2015-8-5 20474 Tehama Poor logging road, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  RSA105329  Phacelia mutabilis Milo S. Baker, H. K. Wagnon 1954-7-11 12996 Tehama Logging road near Reservoir of Howell s Camp in edge of forest. 1829 Comment
  UC1051792  Phacelia mutabilis L. R. Heckard and C. MacMillan 1950-8-24 125 Tehama roadcut along Hwy 36 about 5 mi w Mineral 1219 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
  JEPS101532  Phacelia purpusii Dean W. Taylor 1997-6-6 16026 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  JEPS94375  Phacelia tanacetifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8444 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29) 17.8 mi s of Plum Creek Road Mill Creek; Ponderosa Way 920 Comment
  UC1127352  Philadelphus lewisii P. L. Johannsen 1936-8-26 995 Tehama 1 1/4 mi ne jctn. Rattlesnake and Deer Creeks; Lassen National Forest, Paynes Creek Quadrangle Comment
  UCD89345  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  UCD89346  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  JEPS69944  Phlox diffusa W. L. Jepson 1897-6-25 14989 Tehama South Yollo Bolly Comment
  JEPS69962  Phlox diffusa J. Grinnell 1928-6-8 Tehama 4 mi n Mineral 1828 Comment
  UC1124164  Phlox diffusa P. L. Johannsen 1936-8-20 988 Tehama 0.25 mi nw Colby Mtn. Lookout; Lassen National Forest, Paynes Creek Quad. 1830 Comment
  UC1051687  Phlox douglasii subsp. rigida Helen K. Sharsmith 1953-6-24 4354 Tehama near summit of Ovenlid; Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  RSA113945  Phlox speciosa subsp. occidentalis H. K. Sharsmith 1953-6-24 4349 Tehama Road to Ball Rock. 4.5 miles above Patton Mill. Mendocino National Forest. 1829 Comment
  CAS-BOT-BC134913  Phoradendron bolleanum H. E. McMinn 1922-7-1 318 Tehama Along road between Beegum & Rosewood - along Dry Creek Comment
  CHSC88570  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
  JEPS66663  Phyllodoce breweri Jos. Grinnell 1925-7-3 Tehama on summit of Turner Mountain, Mineral Mineral; Turner Mountain, Mineral 1828 Comment
  CHSC41011  Pilularia americana Pauleen Broyles 1983-4-21 91 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  UC1096427  Pinus contorta subsp. murrayana J. Mallory 1957-10-11 177 Tehama 1 mi sw of Mineral (Lassen National Forest); Lassen National Forest 1493 Comment
  UC400318  Pinus monticola W. P. Taylor Aug 10 1913-Aug 11 1913 Tehama 2 mi s S. Yolla Bolly Mt.; Mt. Lynn Comment
  SEINET6841546  Pinus ponderosa R. A. Evers, Clara V. Evers 1975-8-23 115006 Tehama 2 miles (3.2 km) west of Mineral, elevation ca. 4400 feet. Comment
  CHSC64902  Pinus sabiniana Vernon H. Oswald; Lowell Ahart 1995-6-13 6859 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 225 Comment
  CAS-BOT-BC228041  Plagiobothrys Lewis S. Rose 1934-4-21 34243 Tehama 5 miles S of Cottonwood 106 Comment
  CHSC64507  Plagiobothrys austiniae Vernon H. Oswald 1995-3-27 6552 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the s gate of the old highway. 219 Comment
  UCD18754  Plagiobothrys austiniae Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 47 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  JEPS88110  Plagiobothrys bracteatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7525 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 124 Comment
  RSA424709  Plagiobothrys bracteatus Aaron Liston, M. Blumler 1987-4-24 654 -11 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  RSA90603  Plagiobothrys bracteatus Milo S. Baker 1953-5-10 12617 Tehama Above the logging road, west of Paskenta, between 6 and 7 mile posts Comment
  JEPS68016  Plagiobothrys canescens W. L. Jepson 1899-4-30 21140 Tehama Red Bluff Comment
  UCSB63982  Plagiobothrys canescens Jokerst, James 1983-4-20 Tehama Wurlitzer Ranch on Pine Creek, 1.5 mi. E of Meridian Rd., ca. 200 m. N of Pine Creek and adjacent to fenceline immediately E of ranch houses Comment
  JEPS68037  Plagiobothrys canescens J. W. Blankinship 1911-4-25 Tehama Tehama Comment
  CHSC67183  Plagiobothrys fulvus James D. Jokerst 1980-4-13 577 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. Comment
  CHSC76046  Plagiobothrys fulvus G. F. Hrusa; J. Hart 1998-5-10 14430 Tehama Northern Sacramento Valley. On ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. 100 Comment
  CHSC65721  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1996-4-3 7283 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  CDA15856  Plagiobothrys leptocladus G. F. Hrusa, J. Hart 2000-4-8 15301 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  JEPS97259  Plagiobothrys leptocladus Vernon H. Oswald and L. Ahart 1995-5-9 6718 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UCD120856  Plagiobothrys leptocladus G. F. Hrusa 1996-5-2 12907 Tehama Scattered in bottoms of vernal pools near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  SBBG121314  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama Vestal Rd, ca. 5.3 mi W of intersection of Cannon Rd and Reeds Crk Rd, ca. 21 mi W of Red Bluff 304 Comment
  CHSC64512  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1995-4-3 6573 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. Near the w boundary on the service road used to construct the northern cluster of pools, between the pools and the unimproved crossing the reserve just to the south. 207 Comment
  CHSC65928  Plagiobothrys shastensis Vernon H. Oswald; Lowell Ahart 1996-4-15 7381 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N side of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  CHSC42223  Plagiobothrys stipitatus T. R. Fredricks 1986-4-7 128 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve. 67 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
  CHSC87317  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10798 Tehama On the east 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
  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
  JEPS122047  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2014-5-18 19523 Tehama About 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  JEPS22652  Plagiobothrys stipitatus var. micranthus Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6284 Tehama about 2 mi w Kirkwood (about 1/2 mi w of US Hwy 99, about 7 mi s of Corning, lower portions of plains); Kirkwood plains 73 Comment
  UC1084516  Plagiobothrys stipitatus var. micranthus C. R. Bell 1950-4-24 721 Tehama 8 mi ne Flournoy (w side of highway) Comment
  JEPS68150  Plagiobothrys tenellus W. L. Jepson 1899-4-25 21149 Tehama Stivers' Ranch Rosewood Comment
  HSC49713  Plagiobothrys tener J. O. Sawyer, R. J. Cole 1979-5-13 3360 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  UC725380  Plagiobothrys tener var. tener A. A. Heller 1938-7-28 15292 Tehama on the Mineral-- Mt. Lassen Highway (near the junction with the old road) Comment
  CHSC41019  Plantago bigelovii Pauleen Broyles 1982-3-23 367 Tehama The Nature Conservancy Vina Plains Preserve. On a rise, ca 100 m south of Lassen Rd and w of irrigation ditch in w pasture. 68 Comment
  CHSC118046  Plantago erecta Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 195 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek Trail. 767 Comment
  CHSC41021  Plantago erecta Pauleen Broyles 1983-3-25 871 Tehama The Nature Conservancy Vina Plains Preserve. SW of large vernal pool. 65 Comment
  CHSC4506  Plantago erecta C. Glascock 1965-5-15 424 Tehama 12.4 mi. W of Mineral R. S. on Hwy. 36 at N roadside. Comment
  CHSC83880  Plantago erecta Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10110 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  HSC73422  Plantago erecta Doug Renwick, Robert Kirkpatrick 1981-5-9 119 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  JEPS104199  Plantago erecta Lowell Ahart 2003-4-17 10110 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  JEPS6440  Plantago erecta W. L. Jepson 1899-4-25 8997 Tehama Stivers' Ranch Crane Creek Comment
  CDA42165  Plantago erecta Laura Hagenauer 2002-4-6 20 Tehama Across the road from the Hogg Lake Botanical Reserve. Comment
  CHSC23886  Platanthera leucostachys L. V. Ritter 1969-6-15 363 Tehama 0.4 mi. w of Soda Springs Campground, 200 yds. S of Highway 32. Comment
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Jul 20 2009
  HSC39191  Platanthera sparsiflora Gary S. Lester, J. G. Dickson, Kathy Morter, Jeff Witcosky 1973-6-30 42 Tehama Yolla Bolly Wilderness Area, Barker Camp at NE boundary 2104 Comment
  UCD70098  Platanus racemosa D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 Comment
  UCD80807  Plectritis congesta subsp. brachystemon CNPS SN Foothill Team 2006-4-4 SNFN 0440 f Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  UC499755  Plectritis macrocera Doris Kildale Gillespie 1930-5-9 9293 Tehama 18 mi w of Mercial (on Susanville Road); Susanville Road Comment
  CAS-BOT-BC254788  Poa bolanderi Milo S. Baker; H. K. Wagnon 1953-7-12 12891 Tehama 6.1 miles from Whittock Camp along E side of County road 1828 Comment
  JEPS124426  Poa bolanderi Lowell Ahart, John Dittes 2015-8-5 20475 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UCD90262  Poa bolanderi A. A. Beetle 1941-6-30 2850 Tehama near Manton. 609 Comment
  UCD90294  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Crane Mills logging road, Howell Saddle, Mendocino National Forest Pasktenta District. 1892 Comment
  HSC39192  Poa bulbosa J. P. Smith, J. O. Sawyer 1971-5-22 4655 Tehama 4 miles west of Susanville, on State Rte. 44 Comment
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May 9 2012
  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
  UC450475  Poa bulbosa Morris Halperin 1931-4-27 323 Tehama R. W. Hanna's Rnach Red Bluff Comment
  UCD90661  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama north-central part of county. Ellis Ranch. Comment
  RSA141234  Poa pratensis J. M. Tucker 1959-7-18 3534 Tehama South Yolla Bolly Mountain 1921 Comment
  UCD91958  Poa pratensis J. M. Tucker; L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain. 1920 Comment
  CHSC102244  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2009-4-25 9762 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC8247  Poa secunda subsp. secunda D. McClain 1969-4-25 51 Tehama 10 yds. w. of Highway 36, 10 mi. w. of Red Bluff. 70 Comment
  CHSC66116  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1996-4-29 7472 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  UC725644  Pogogyne zizyphoroides A. A. Heller 1927-4-19 14345 Tehama highway 10 miles north of Chico 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
  JEPS87875  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama on n side of Humboldt Road w of bridge across Butte Creek (e of the intersection of Skyway (Bull Hill Road) and Humboldt Road, Butte Meadows); Butte Meadows, w of bridge across Butte Creek 1325 Comment
  JEPS96777  Polanisia dodecandra subsp. trachysperma Dean W. Taylor 1997-6-10 16038 Tehama Pine Creek, ca. 8 miles west of Cottonwood; along Benson Road 182 Comment
  SEINET13190992 Image available Polanisia trachysperma Unknown 1970-6-18 Tehama From Antelope Creek, 6 mi. W. of Red Bluff Comment
  UC923126  Polemonium californicum Freed W. Hoffman 1950-7-4 3345 Tehama trail to North Yolla Bolly from White Rock Guard Station (near Trinity-Tehama county border); trail to North Yolla Bolly fr White Rock Guard Station Comment
  SD257352  Polygala cornuta James R. Shevock 2195 Tehama Beside Highway 32, south of Lassen National Park. 914 Comment
  CDA32026  Polygonum arenastrum L. Ahart, J. Dittes, J. Guardino 2009-8-27 16321 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  JEPS124056  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20479 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  JEPS16772  Polygonum bidwelliae Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4342 Tehama small grade along State Hwy 36 above Paynes Creek Canyon (4.5 mi e of Dales and 3.5 mi w of Paynes Creek Station) 396 Comment
  JEPS94339  Polygonum bidwelliae Vernon H. Oswald and Lowell Ahart 1997-5-14 8453 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 19.5 mi s of Plum Creek Road); Ponderosa Way 725 Comment
  RSA141266  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.35 miles south of Manton Comment
  RSA67172  Polygonum bistortoides P. A. Munz 1951-7-25 16841 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  UC1037408  Polygonum bistortoides Douglas Barbe 1955-7-19 221 Tehama e Cold Spring (w Tehama Co.); Rocky Cabin Spring 1889 Comment
  JEPS117688  Polygonum bolanderi Lowell Ahart, John Dittes 2010-7-17 16868 Tehama On dry bare 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
  UC769839  Polygonum bolanderi R. F. Hoover 1940-9-22 4623 Tehama ridges above Paine Creek Comment
  JEPS97311  Polygonum californicum Vernon H. Oswald and L. Ahart 1995-6-13 6844 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  UC1609141  Polygonum davisiae Vernon H. Oswald and Lowell Ahart 1993-9-2 5907 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta, n side of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC414608  Polygonum douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9820 Tehama Government Flat Comment
  CAS-BOT-BC414609  Polygonum douglasii John Thomas Howell 1960-8-20 36214 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  RSA754868  Polygonum douglasii subsp. spergulariiforme L. Ahart, Josephine Guardino 2009-9-6 16360 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  JEPS66413  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-7-31 2674 Tehama land-locked lagoon off Sacramento River (just ne of Red Bluff) Comment
  JEPS104232  Polygonum lapathifolium Lowell Ahart 2003-9-17 10590 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
  CAS-BOT-BC418535  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  RSA67238  Polygonum newberryi P. A. Munz 1951-7-26 16935 Tehama E slope of S Yolla Bolly. 2348 Comment
  JEPS104119  Polygonum persicaria Lowell Ahart 2003-9-17 10591 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  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
  JEPS117390  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
  JEPS127115  Polygonum spergulariiforme Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21358 Tehama About 100 yards south of Highway 89. Comment
  JEPS127256  Polypodium calirhiza Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20699 Tehama About 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. Comment
  SEINET11689131  Polypogon maritimus Unknown 1982-1 700 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC80724  Polypogon monspeliensis Lowell Ahart 2001-6-8 8804 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SBBG119946  Polystichum imbricans subsp. curtum L. Ahart 2004-4-10 10734 Tehama Bowers Crk, ca. 30 yds W of Nomalaki Trail, ca. 0.75 mi NW of Forest Rd 23N69 (Mud Flat Rd) 522 Comment
  CAS-BOT-BC76771  Polystichum imbricans subsp. imbricans Alice Eastwood; John Thomas Howell 1941-7-9 9818 Tehama Government Flat Comment
  CHSC68798  Polystichum imbricans subsp. imbricans Vernon Oswald; Lowell Ahart 1997-6-10 8550 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
  CHSC86086  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 49 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Bottom of cliff face 100 ft. uphill of tr to Lower Deer Creek Falls, about midway to Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 1005 Comment
  JEPS75796  Polystichum lonchitis Todd and Virginia Keeler-Wolf 1974-6-6 575 Tehama 1/4 mi w Pettijohn Basin; Yolla Bolly Mts. 1920 Comment
  HSC19886  Populus fremontii subsp. fremontii Dolores Gault 1964-3-23 10 Tehama Dry Creek, 0.25 mi. E of Hwy. 99 Comment
  UCD110651  Populus fremontii subsp. fremontii D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Sacramento River near William B. Ide State Historic Park. 85 Comment
  UCD110709  Populus tremuloides John Thomas Howell 1960-8-21 36302 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC105605  Populus trichocarpa John Thomas Howell 1960-8-20 36236 Tehama Morgan - near Lassen Volcanic National Park 1463 Comment
  CHSC112577  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  UCD80682  Potamogeton diversifolius CNPS SN Foothill Team 2005-6-7 SNNR 0213 c Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 Comment
  CHSC102637  Potamogeton foliosus var. foliosus Lowell Ahart; Josephine Guardino 2009-9-6 16362 Tehama East of the enclosure, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC88547  Potamogeton pectinatus Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. In pond on the creek. 304 Comment
  CHSC44230  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1988-6-27 3533 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC903243  Potentilla gracilis var. fastigiata Mrs. H. P. Bracelin 1931-5-31 402 Tehama one-half mi e Mineral; e of Mineral Comment
  CHSC48863  Potentilla millefolia Vernon Oswald 1984-6-7 1265 Tehama Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  UC2031392  Prosartes hookeri Barbara Ertter with Brad Olson 1991-7-4 10248 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  CHSC90891  Prunus emarginata Niall McCarten; Roxanne Bittman 1986-6-15 5465 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UC1010352  Prunus emarginata Milo S. Baker and H. K. Wagnon 1953-6-21 12794 Tehama Logging road w of Paskenta (at Whiskey Saddle, west Tehama County); Whiskey Saddle 1448 Comment
  UC466759  Prunus emarginata W. P. Taylor 1913-8-1 Tehama 2 mi s of South Yolla Bolly Mountain Comment
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Jul 5 2009
  SEINET10483448  Prunus emarginata Mary Susan Taylor 1977-8-17 Taylor 1474 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  CDA26198  Prunus subcordata L. P. Janeway, B. Castro 2000-4-22 6683 Tehama High Cascade Range; Along Ponderosa Way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. Comment
  JEPS95956  Prunus subcordata Vernon H. Oswald and Lowell Ahart 1999-4-21 9696 Tehama ca 0.5 mi NE of Finley lake ( High Trestle-McClure Place Trail starting on Hogback Road) 822 Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  CHSC66087  Pseudognaphalium luteoalbum Vernon H. Oswald; Lowell Ahart 1996-5-27 7651 Tehama Northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N side of the creek ca. 0.1 mi E of the W boundary of the reserve. 105 Comment
  JEPS88098  Pseudognaphalium luteoalbum Vernon H. Oswald and Lowell Ahart 1996-5-27 7651 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (n side of creek ca. 0.1 mi e of w boundary of reserve, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve, Thomes C 105 Comment
  CHSC90405  Pseudostellaria jamesiana Niall McCarten; Roxanne Bittman 1986-6-16 5422 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  CAS-BOT-BC361813  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4359 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline 62 Comment
  CHSC61953  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4351 Tehama Southwest side of Hwy 99, 0.8 mi southeast of Lassen Road. Within the right-of-way fence. 64 Comment
  CHSC77740  Psilocarphus brevissimus var. brevissimus B. Castro; H. West 1999-6-1 949 Tehama About 22 air miles W of Orland, vicinity of Newville and N. Fk Stony Creek. 207 Comment
  JEPS16182  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, western Tehama County) Comment
  JEPS97394  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald and L. Ahart 1995-4-17 6649 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  UC1056270  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  CHSC79962  Psilocarphus oregonus L. P. Janeway 2000-5-16 6739 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  CDA15411  Psilocarphus tenellus var. globiferus G. F. Hrusa, J. Hart 1998-5-1 14413 Tehama Sacramento Valley; on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. Comment
  CHSC79965  Psilocarphus tenellus var. globiferus L. P. Janeway 2000-5-16 6736 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  CHSC64954  Psilocarphus tenellus var. tenellus Vernon H. Oswald; Lowell Ahart 1995-7-12 7021 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. On bank of pond and at the edge of the road. 1158 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
  CHSC105928  Ptelea crenulata Lowell Ahart 2010-7-17 16881 Tehama On the south side of Soap Creek, on the north side of Pondrosa Way, about 4.5 miles (air) southeast of Manton, about 2-1/2 miles (air) north of Highway 36. 772 Comment
  CHSC105992  Ptelea crenulata B. Castro; L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north of Ponderosa Way. On rocky edge of trail at top of steep bank above creek. 646 Comment
  HSC19870  Ptelea crenulata Larry Berti 1968-6-15 Tehama Bottom of Antelope Creek, 200 yds. above dam Comment
  CAS-BOT-BC460558  Pterospora andromedea H. F. Copeland 1920-7-17 112 Tehama Butt Mountain 1828 Comment
  CHSC66498  Pterostegia drymarioides Vernon H. Oswald; Lowell Ahart 1996-5-20 7575 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing at the base of a large rock on the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  JEPS97492  Pterostegia drymarioides Vernon H. Oswald and L. Ahart 1995-3-19 6540 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
  UC1123147  Pteryxia terebinthina var. californica P. L. Johannsen 1936-8-20 987 Tehama 1/4 mile N W of Colby Mtn Lookout 1828 Comment
  JEPS108140  Purshia tridentata var. tridentata L. P. Janeway, B. Castro 2005-10-10 8552 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  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
  HSC82140  Pyrola dentata Thomas W. Nelson, Jane Nelson 1979-6-25 4929 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  SDSU18713  Pyrola picta K. Dixon 1942-7-31 167 Tehama Cascade Creek. 1143 Comment
  CHSC86589  Quercus berberidifolia L. P. Janeway 2003-6-14 7839 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  HSC68098  Quercus douglasii J. P. Smith, J. O. Sawyer 1971-5-22 4641 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  UCR123337  Quercus douglasii George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6884 Tehama Central CA Valley, Calif. Hwy 36, 12 mi west of Red Bluff at junction with Cannon Rd. 305 Comment
  RSA99017  Quercus douglasii W. A. Weber, Lewis S. Rose 1953-5-23 8468 Tehama 6 miles north of Red Bluff 91 Comment
  SEINET13953287 Image available Quercus douglasii W. A. Weber, Lewis S. Rose 1953-1 8468 Tehama 6 mi N of Red Bluff 91 Comment
  HSC72225  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-23 5865 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 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
  CHSC53998  Rafinesquia californica Vernon H. Oswald; Lowell Ahart 1991-5-9 4565 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the Sacramento River, just west of the mouth of Paynes Creek. 91 Comment
  CHSC86556  Rafinesquia californica Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  UC726241  Ranunculus alismifolius var. alismifolius A. A. Heller 1938-5-21 15096 Tehama s Child's Meadows 1371 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
  CHSC87570  Ranunculus alismifolius var. lemmonii R. D. Fischer 2004-4-18 139 Tehama Chico. Sierra Nevada. Located west side of Hwy 32, near junction of county rd. 28N88 at Deer Creek Mdws. Site just south of Hwy 36 and Hwy 32 junction. In mdw. 1371 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
  CHSC64366  Ranunculus canus Vernon H. Oswald 1995-3-15 6524 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 e boundary between the borrow pit and the basalt ridge crossing the ne corner of the reserve. 219 Comment
  CHSC79899  Ranunculus canus L. P. Janeway; B. Castro 2000-4-4 6651 Tehama Vicinity of Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC88507  Ranunculus canus Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS88510  Ranunculus canus Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7259 Tehama BLM parcel along Hwy. 36 ne of Red Bluff (bordering Paynes Creek in ne corner of parcel, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 152 Comment
  CHSC62944  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1994-4-6 6082 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  JEPS55023  Ranunculus occidentalis Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows; on drier mounds 1463 Comment
  POM282087  Ranunculus occidentalis var. eisenii J. M. Tucker 1951-6-28 2156 Tehama 500 ft lower than summit, E side of Anthony Peak. 1951 Comment
  POM284389  Ranunculus occidentalis var. ultramontanus Lyman Benson 1949-6-21 13746 Tehama Just W of Deer Creek Pass, Cascade mt. range, Sacramento Valley drainage area. 1677 Comment
  UC54284  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4378 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC23628  Ranunculus uncinatus B. Garamendi 1974-4-5 33 Tehama Mill/Deer Creek Study Area. Ponderosa Way, 100 yds s of Deer Creek crossing. 518 Comment
  CAS-BOT-BC56117  Rhamnus ilicifolia Doris Kildale Gillespie 1930-5-9 9281 Tehama 12 miles west of Paynes Creek, Susanville road Comment
  POM246520  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1937-6-13 8790 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 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
  JEPS97243  Rhus trilobata Vernon H. Oswald and L. Ahart 1995-5-9 6720 Tehama Cascade Range Foothills and Blue Oak Woodland, basalt substrate. 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
  HSC75388  Ribes binominatum J. O. Sawyer, K. A. Sawyer 1980-6-18 3455 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  JEPS49420 Image available Ribes cereum W. L. Jepson 1927-6-21 12280 Tehama hillslope by Feather River Meadows (near Mineral); Feather River 1524 Comment
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Jun 19 2009
  JEPS94984  Ribes lacustre Vernon Oswald and Lowell Ahart 1997-7-7 8714 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork Beegum Creek, n side of the Yolla Bolly Middle Eel Wilderness); Yolla Bolly Middle Eel Wilderness, South Fork Beegum Creek 1706 Comment
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Jan 4 2007
  CAS-BOT-BC168887  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1299688  Ribes lobbii Freed W. Hoffman 1947-6-23 1599 Tehama near Government Flat 796 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
  CHSC90906  Ribes roezlii Niall McCarten; Roxanne Bittman 1986-6-15 5457 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS124013  Ribes roezlii var. roezlii Lowell Ahart, John Dittes 2015-8-5 20460 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
  UC1037448  Ribes sanguineum var. glutinosum Douglas Barbe 1955-7-16 197 Tehama e ridge leading to summit South Yolla Bolly Mtn. (Mt. Linn) 2316 Comment
  CAS-BOT-BC168815  Ribes viscosissimum Clare R. Wheeler 1981-6-17 2443 Tehama Ca. 1 mi. N. of Wells Cabin Campground at Timber Ridge, Mendocino National Forest 1859 Comment
  SEINET10482964  Ribes viscosissimum Mary Susan Taylor 1975-7-17 Taylor 845 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CAS-BOT-BC362943  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-9 9301 Tehama 15 miles west of Mineral on Susanville road 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
  CHSC83891  Rigiopappus leptocladus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10116 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  JEPS104021  Rigiopappus leptocladus Lowell Ahart 2003-4-17 10116 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  JEPS34847  Rigiopappus leptocladus W. L. Jepson 1899-4-27 Tehama Stivers' Ranch Comment
  UC1019901  Rigiopappus leptocladus Milo S. Baker and H. K. Wagnon 1953-5-30 12603 Tehama w of, near 6 mi post, logging rd Paskenta Comment
  JEPS30391  Rigiopappus leptocladus Peter H. Raven Tehama Comment
  CHSC40703  Rorippa palustris var. fernaldiana Pauleen Broyles 1983-4-16 912 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in a pasture. 62 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
  CAS-BOT-BC148109  Rosa gymnocarpa C. R. Quick 1953-8-5 53 -103 Tehama Ca. 4 miles w. of Mineral 1310 Comment
  JEPS94331  Rosa gymnocarpa Vernon H. Oswald and Lowell Ahart 1997-5-14 8441 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
  JEPS99063  Rosa gymnocarpa Lowell Ahart 2002-6-29 9809 Tehama Just below the dirt road on the west side of Willow Creek, about 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) NE of Butte Meadows. 1595 Comment
  SEINET13710614  Rosa gymnocarpa Lowell William Ahart, Lowell William Ahart 2001-1 9182 Tehama E Side Hwy 32 and SE of Jct. Rd. 390-G of Sierra Pacific Industries 4 Rd. Mi. S Road across Deer Creek (T27N, R3E, sec 36, SE 1/4) 4000 Ft. 1219 Comment
  CHSC118393  Rosa pisocarpa Tim Kask 2015-5-6 245 Tehama Antelope Creek, 'McClure Trail'. 10T 0599539/4458231 601 Comment
  CHSC81151  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9181 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
  CHSC94370  Rosa pisocarpa subsp. ahartii Lowell Ahart 2006-7-19 13042 Tehama North edge of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS104327  Rubus discolor Lowell Ahart 2003-6-11 10256 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
  CHSC115849  Rubus parviflorus Lowell Ahart; John Dittes 2015-8-6 20519 Tehama Near the spring, south 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
  CHSC100924  Rudbeckia occidentalis R. A. Schlising; Marc Hayes 1997-8-6 3200 Tehama Along Highway 32, 7.5 miles northeast of Potato Patch Campground. Comment
  CAS-BOT-BC421890  Rumex acetosella John Thomas Howell 1960-8-20 36265 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC64724  Rumex crispus Vernon H. Oswald 1995-5-2 6703 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi e of Red Bluff. At the cattleguard on Inks Creek Rd. at the w fence. 213 Comment
  JEPS115397  Rumex maritimus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16324 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CAS-BOT-BC434156  Rumex triangulivalvis John Thomas Howell 1943-8-8 19198 Tehama Anthony Peak Comment
  CHSC72533  Rupertia hallii Ann Willyard 1998-6-17 91 Tehama Cohasset Road, about 17 miles E of intersection with Keefer Road. 1170 Comment
  CHSC95036  Rupertia hallii L. P. Janeway 2006-6-25 8708 Tehama High Cascade Range. North slope ridge off the northern tip of Cohasset Ridge, about 1.0 km southeast of Devils Den. 1170 Comment
  JEPS94015  Rupertia hallii Ann Willyard 1998-8-1 118 Tehama ca. 0.75 mi. n.e. Campbellville (Ponderosa Way, 0.3 road mi. n. of logging spur 280H, Population #3) Comment
  CHSC87356  Sagina apetala Lowell Ahart 2004-4-29 10794 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  UC1607504  Sagina saginoides Barbara Ertter 1991-9-2 10764 Tehama ca. 16 airmiles e. Covelo (0.5 mi. n. of Wells Cabin Campground on ridge rd., springs at head of Burnt Creek on e. side of Anthony Peak); s.w. Tehama Co., Anthony Peak, Burnt Creek 1889 Comment
  CHSC49470  Sagittaria cuneata Vernon Oswald 1984-7-16 1587 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CAS-BOT-BC445653  Sagittaria cuneata Mary Strong Clemens 1920-9-9 s.n. Tehama Kirkwood Comment
  CAS-BOT-BC132678  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  CAS-BOT-BC132679  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  CAS-BOT-BC103357  Salix bonplandiana L. E. Smith 1914-3-26 601 Tehama Red Bluff Comment
  CHSC66207  Salix exigua Vernon H. Oswald; Lowell Ahart 1996-6-3 7687 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 103 Comment
  SBBG128033  Salix exigua L. Ahart, J. Dittes 2010-7-19 16891 Tehama gravel bar, ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  SBBG128039  Salix exigua L. Ahart, J. Dittes 2010-7-19 16892 Tehama gravel bar ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  CHSC115836  Salix exigua var. exigua Lowell Ahart; John Dittes 2015-8-6 20512 Tehama East of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UC525958  Salix exigua var. hindsiana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 652 Tehama 13 mi e Red Bluff (Payne Creek) Comment
  CAS-BOT-BC107907  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  UC481998  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
  CAS-BOT-BC104057  Salix hindsiana A. A. Heller 1926-4-23 13927 Tehama Banks of the Sacramento River at the Squaw Hill bridge Comment
  CAS-BOT-BC106894  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  POM209472  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 679 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  RSA13623  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 679 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  SBBG27478  Salix jepsonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt Lassen Highway, 8.9 mi from Mineral 1981 Comment
  CHSC77374  Salix laevigata Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 304 Comment
  CHSC87147  Salix laevigata Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. South bank of creek. 304 Comment
  JEPS14851  Salix laevigata Harold and Virginia Bailey 1938-4-16 Tehama along creek bank Henleyville Comment
  JEPS124071  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-5 20444 Tehama East side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC106974  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
  CHSC106123  Salix lasiolepis L. P. Janeway 2010-9-12 10209 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below road M2. On west side of the willow and dogwood thicket along the spring. 1750 Comment
  CHSC117635  Salix lasiolepis Lowell Ahart; John Dittes 2016-8-25 21303 Tehama Along the west side 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
  CHSC87013  Salix lasiolepis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Along the creek. 304 Comment
  CAS-BOT-BC124906  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 374 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124927  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 686 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124933  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 377 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  POM209475  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 676 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  POM218942  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama S Fork of Battle Creek. 2 km E of Mineral. 1500 Comment
  SBBG27407  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 686 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG27412  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG57901  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SJSU182  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-30 374 Tehama S Fork Battle Cr, 1.7 km W of Mineral 1524 Comment
  UC525918  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  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
  RSA219006  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 379 Tehama S Fork of Battle Creek. 1.7 km NE of Mineral. On the Mt Lassen Hwy 1570 Comment
  RSA201375  Salix lucida subsp. lasiandra J. T. Howell 1960-8-20 36234 Tehama Morgan. Near Lassen Volcanic National Park. 1463 Comment
  CHSC84289  Salix melanopsis Lowell Ahart; John Dittes 2003-6-11 10260 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104305  Salix melanopsis Lowell Ahart 2003-6-11 10260 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
  JEPS104421  Salix melanopsis Lowell Ahart 2003-6-11 10261 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
  JEPS104450  Salix melanopsis Lowell Ahart 2003-6-11 10261 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
  SBBG27422  Salix scouleriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy, 7.9 mi NE of Mineral 1981 Comment
  UC525949  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  CDA3216  Salsola tragus J. T. Howell 1960-7-24 36001 Tehama Paynes Creek Comment
  CHSC86043  Salvia columbariae Jenny Marr 1998-4-17 Tehama Vicinity of Salt Creek. 274 Comment
  UC1586541  Salvia columbariae Vernon H. Oswald and Lowell Ahart 1991-4-16 4499 Tehama n of Paskenta (0.8 mi w of Lowrey Rd, Colyear Springs Rd) 240 Comment
  HSC90091  Salvia sonomensis Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 19 Tehama On Tedoc Rd., 1 mi. S of jct. with Hwy. 36 671 Comment
  JEPS108898  Sanguisorba annua Lowell Ahart 2006-7-11 12956 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS265  Sanicula bipinnata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (along Paskenta-Covelo road) Comment
  HSC1745  Sanicula bipinnatifida Larry Berti 1969-3-22 49 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
  JEPS1014  Sanicula graveolens W. L. Jepson 1897-7-24 14187 Tehama South Yolla Bolly Comment
  UC1563885  Sanicula graveolens Barbara Ertter 1989-5-3 8437 Tehama 20 air mi sw of Chester (e side of Deer Creek, Deer Creek Road (Rt 32), at milepost 12.00); Deer Creek, Deer Creek Road 975 Comment
  UC600421  Sanicula graveolens H. F. Copeland 1920-7-24 Tehama Rattlesnake Creek Comment
  UC923154  Sanicula graveolens Freed W. Hoffman 1950-7-1 3267 Tehama the Ovenlid, western Tehama County Ovenlid 1828 Comment
  RSA26164  Sanicula graveolens Alice Eastwood, J. T. Howell 1941-7-9 9789 Tehama Government Flat Comment
  UC1037387  Sanicula graveolens Douglas Barbe 1955-7-19 223 Tehama 1 mi s of Toomes Camp (on the county road, region of South Yolla Bolly, western Tehama county); region of South Yolla Bolly 1889 Comment
  UC2029089  Sanicula graveolens Barbara Ertter 1990-5-13 8950 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca 7 1/2 miles west of Mineral. 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
  UC1563663  Sanicula tuberosa Barbara Ertter 1989-5-3 8445 Tehama ca. 20 air mi sw Chester (e side of Deer Creek, Deer Creek Road (Rte 32) at Milepost 12.00); Deer Creek, Deer Creek Road, Milepost 12.00 975 Comment
  CHSC105223  Saponaria officinalis Lowell Ahart; John Dittes 2010-7-19 16905 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
  CDA5483  Scandix pecten-veneris L. Tauzer 2002-4-6 30 Tehama Hogg Lake. Comment
  CHSC102486  Schoenoplectus acutus var. occidentalis L. P. Janeway 2009-11-15 9965 Tehama High North Coast Ranges. Along Raglin Ridge Road at its crossing of North Fork Elder Creek. 419 Comment
  CHSC64522  Scleranthus annuus subsp. annuus Vernon H. Oswald 1995-3-27 6548 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of the old highway on the s edge of the basalt ridge crossing the n side of the reserve. Also in cracks in the pavement of the road. 225 Comment
  UC2062441  Scleranthus annuus subsp. annuus Barbara Ertter with James R. Shevock 1993-4-30 11581 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CAS-BOT-BC243493  Scribneria bolanderi Milo Baker; Keith Wagnon 1953-6-1 s.n. Tehama 7 miles west of Paskenta Comment
  CAS-BOT-BC243529  Scribneria bolanderi John Wynn Gillespie; Doris Kildale Gillespie 1930-5-9 9285 a Tehama Between Payne's Creek and Mineral on Red Bluff - Susanville Road Comment
  CHSC54028  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1991-5-9 4553 .1 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the pond ca. 0.6 mi east-southeast of the entrance kiosk. 112 Comment
  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
  UC1019896  Scribneria bolanderi H. K. Wagnon 1953-5-3 Tehama 7 mi w of Paskenta (near Logging Road, West Tehama County) Comment
  RSA93493  Scrophularia californica Milo S. Baker, H. K. Wagnon 1953-6-20 12750 Tehama Logging road - west of Paskenta at 5 mi post. Comment
  CHSC32163  Scutellaria antirrhinoides James D. Jokerst 1980-8-22 1108 Tehama Near Mt. Linn. Comment
  JEPS101593  Scutellaria californica Dean W. Taylor 1997-7-18 16137 Tehama Ball Rock 1981 Comment
  RSA66683  Scutellaria californica P. A. Munz 1951-7-26 16946 Tehama Square Lake, N base South Yolla Bolly Pk. 2134 Comment
  SEINET8020865  Scutellaria californica R. Olmstead 1983-7-3 416 Tehama Along Deer Creek and Hwy 32, ca 8 miles N of Butte Meadows and 1.5 miles S of Potato Patch campground. 1012 Comment
  CHSC108586  Scutellaria siphocampyloides B. Castro; L. P. Janeway 2000-6-15 1295 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  CDA41036  Scutellaria siphocampyloides L. Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  SJSU11287  Secale cereale S. H. Casey 1980-6-22 1180 Tehama along State Route 36 W of Mineral 1402 Comment
  CHSC64612  Sedella pumila Vernon H. Oswald; Lowell Ahart 1995-4-17 6670 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  UCD101983  Sedella pumila June McCaskill 1960-5-26 606 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  CHSC91052  Sedum obtusatum David W. Isle 1995-5-2 1047 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N of Bennett Ck., on Nomlaki Trail. 292 Comment
  CHSC25077  Sedum spathulifolium J. R. Walker 1973-4-30 21 Tehama 2 mi n of Tehama-Butte county line on state hwy 32. 609 Comment
  RSA0074775  Sedum spathulifolium G. D. Wallace, Larry E. DeBuhr 1972-5-21 1064 Tehama Along Hwy 36 just outside Lassen National Forest, 2.5 miles E of turnoff to Lyonsville. 1341 Comment
  CHSC116668  Selaginella hansenii Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20695 Tehama On the west side of Deer Creek Trail, about 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 883 Comment
  CHSC55169  Selaginella hansenii L. P. Janeway 1991-4-18 3896 Tehama On south side of and above Battle Creek, ca 1 1/2 me east of the Sacramento River. Battle Creek Wildlife Area. 167 Comment
  CHSC64334  Selaginella hansenii Vernon H. Oswald; Lowell Ahart 1995-2-22 6484 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. 225 Comment
  CAS-BOT-BC363436  Senecio aronicoides Mrs. Jos. Clemens 1920-7-30 1 Tehama Mineral Comment
  CHSC59694  Senecio aronicoides L. V. Ritter 1969-6-15 351 Tehama 0.4 mi w of Soda Spring Campground 200 yds s of Hwy. 32. Comment
  UC1949319  Senecio aronicoides Barbara Ertter with Brad Olson 1991-7-6 10356 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
  UCD73355  Senecio aronicoides Chuck Hughes 2008-6-22 46 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  CHSC90557  Senecio flaccidus var. douglasii D. Isle 2004-8-30 152 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd. S (M22), N. side, against bank. 512 Comment
  CAS-BOT-BC364453  Senecio triangularis Beatrice Howitt; Walter Knight; Irja Knight 1968-7-6 2559 Tehama Government Flat 1737 Comment
  CHSC62637  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1994-3-8 5974 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, roadside banks. 161 Comment
  JEPS97006  Senecio vulgaris Vernon H. Oswald and L. Ahart 1994-3-8 5974 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  JEPS127148  Sesbania punicea Lowell Ahart, John Dittes 2016-8-24 21270 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
  CDA2427  Setaria pumila T. C. Fuller 1962-8-6 9335 Tehama North side of Hwy 99E to Los Molinos, 2.0 miles east of Red Bluff. 0 Comment
  CHSC84606  Setaria pumila Lowell Ahart; John Dittes 2003-9-17 10588 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
  UCSB63887  Sherardia arvensis Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy 36 NE of Red Bluff 182 Comment
  CHSC7050  Sidalcea celata S. Armantrout 1969-5-3 3 Tehama Off road 5.6 mi e of Red Bluff, Hwy. 36. Comment
  CHSC71041  Sidalcea celata Vernon Oswald; Lowell Ahart 1998-5-14 9044 Tehama Hwy. 36 between Red Bluff and Plantina, 0.9 mi west of Bowman Rd. 201 Comment
  CHSC28163  Sidalcea glaucescens J. D. Jokerst 1979-7-16 284 Tehama 100 m S. of Forest Service Trail 3E12, 1.0 mi W. of trail head. Comment
  JEPS67208  Sidalcea glaucescens Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  CHSC80224  Sidalcea hartwegii B. Castro; L. P. Janeway, G. Kuenster, S. Innecker, J. Lacey 2000-5-24 1183 Tehama Vicinity of Paskenta and Thomes Creek, on grassy flat overlooking S edge of creek. 303 Comment
  CHSC86566  Sidalcea hartwegii Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  JEPS97958  Sidalcea hartwegii K. Andreasen 1998-6-28 274 Tehama N side of Black Butte Lake (Buckhorn camping area, along Buckhorn Interpretive trail, after second bridge) 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
  CHSC47046  Sidalcea hirsuta R. A. Schlising 1985-3-16 4458 Tehama Vina Plains Preserve (ownded by Nature Conservancy) in south part of the county; at margin of large vernal pool in north pasture of preserve. 60 Comment
  CHSC66030  Sidalcea hirsuta Vernon H. Oswald 1996-5-13 7553 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Localized population along the first drainage S of the creek and ca. 0.1 mi E of the W. boundary. 105 Comment
  CHSC86817  Sidalcea hirsuta Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  HSC31595  Sidalcea malviflora subsp. laciniata Thomas E. Higley 1974-5-5 89 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  UC1949062  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood ranch of Salt Creek ca 17 airmiles WNW of Red Bluff; ca 1/2 mi S of Hwy 36 along creek Comment
  CAS-BOT-BC213159  Sidalcea oregana subsp. eximia G. K. Helmkamp; Elizabeth Helmkamp 2001-7-7 6886 Tehama CA - 36 at Gurnsey Crk, about 2 mi. N of junction with CA-32, Sierra Nevada Mountains 1447 Comment
  JEPS118709  Silene campanulata subsp. glandulosa Julie Kierstead Nelson, Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca. 20 mi. west of Red Bluff, along Forest Road 45. Beegum West 7.5 minute quadrangle. Comment
  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
  CHSC113258  Silene gallica Lowell Ahart; John Dittes 2014-5-17 19512 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC40718  Silene gallica Pauleen Broyles 1983-4-24 913 Tehama The Nature Conservancy Vina Plains Preserve. Area se of barn. 60 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
  CHSC28841  Silene laciniata subsp. californica D. L. Daniels 1979-4-12 20 Tehama Ca. 50 ft s of Red Bank Creek, 2 ft s of Red Bank Rd., 13 mi sw of Red Bluff. Comment
  HSC81958  Silene laciniata subsp. californica Thomas W. Nelson, Jane Nelson 1979-6-25 4892 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  HSC75358  Silene lemmonii J. O. Sawyer 1980-6-20 3570 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  CAS-BOT-BC389280  Silene lemmonii Alice Eastwood; John Thomas Howell 1941-7-9 9716 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC389282  Silene lemmonii Mrs. H. C. Cantelow 1938-7-5 2416 Tehama 5.5 mi. s.w. of Jct. Hy 32. Deer Creek-Loma-Chico from Chester 1280 Comment
  CHSC113266  Sisymbrium officinale Lowell Ahart; John Dittes 2014-5-16 19476 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
  CHSC78821  Sisymbrium officinale Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC57537  Sisyrinchium bellum A. M. Walsh 1990-4-6 11 Tehama 11 mi. w of Red Bluff off Hwy 36, n side of hwy. Comment
  JEPS103321  Smilacina stellata Lowell Ahart 2002-6-29 9810 Tehama On the S side of the upper E branch of Colby Creek, ca 1/8 mile E of Colby Mountain Lookout Road, ca 1 3/4 miles (air) E of Colby Mountain, ca 5 1/2 miles (air) NE of Butte Meadows. 1595 Comment
  JEPS117391  Solanum americanum Lowell Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC86554  Solanum parishii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  CHSC113004  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS103258  Solanum umbelliferum Lowell Ahart 2002-4-27 9561 Tehama On the side of a wash, on the north side of Road M2, about 50 yards NW of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  JEPS97220  Solanum umbelliferum Vernon H. Oswald and L. Ahart 1995-4-3 6606 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, isolated basalt boulders on top of Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  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
  CAS-BOT-BC365375  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadows Comment
  JEPS32402  Solidago elongata Joseph Grinnell 1925-7-21 Tehama