Search Results — 2000 specimen records retrieved (1600 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET11404930  Abies X shastensis D. Charlet, R. Tausch 1995-9-28 2218 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. ridgeline between Blk Rock peak & N Yolly Bolly pk 2073 Comment
  CAS-BOT-BC73596  Abies concolor John Thomas Howell 1960-8-20 36204 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  SEINET6841344  Abies concolor R. A. Evers, Clara V. Evers 1975-8-23 115007 Tehama 2 miles (3.2 km) west of Mineral, elevation about 4,400 feet. Comment
  SEINET5334438  Abies magnifica T. Kerstetter 1956-4-27 s.n. Tehama Calif. Highway 36, 3 miles west of Lassen Nat. Park Turnoff. 1524 Comment
  UC1085288  Abies magnifica var. magnifica Jim M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake (Quad 33A-1); Lassen National Forest 2072 Comment
Read comments
Jul 21 2009
  UC688872  Abutilon theophrasti Dana I. Glover Jr. 1943-9-30 Tehama about 12 mi se Corning (on w side of Sacramento River) Comment
  CHSC65322  Acer glabrum var. torreyi Lowell Ahart 1995-10-3 7652 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) northeast of Butte Meadows. 1645 Comment
  RSA90816  Acer glabrum var. torreyi Milo S. Baker, H. K. Wagnon 1953-7-12 12875 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
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Jul 29 2009
  CHSC77516  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  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
  JEPS108936  Achillea millefolium Lowell Ahart 2006-9-9 13248 Tehama Open dry meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  UC1245160  Achillea millefolium J. M. Tucker and L. K. Mann 1959-7-10 3544 Tehama at summit South Yolla Bolly Mountain Comment
  UC1609139  Achillea millefolium Vernon H. Oswald and Lowell Ahart 1993-9-2 5905 Tehama ridge running e from Mt. Linn (ca 20 (air) mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  CAS-BOT-BC18756  Achillea millefolium Alice Eastwood; J. T. Howell 1941-7-9 9761 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC88599  Achnatherum lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  UCD80498  Achnatherum lemmonii CNPS SN Foothill Team 2005-5-25 SNFN 0327 Tehama BLM Hog Lake/Paynes Creek Recreation Area, accessed via Yana Trail from Jelly's Ferry. 136 Comment
  CHSC83618  Achnatherum nelsonii subsp. dorei L. P. Janeway 2001-6-24 7220 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
  UCD51148  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Brokeoff Mountain Trail. 2590 Comment
  JEPS96675  Achnatherum stillmanii Dean W. Taylor 1997-6-25 16088 Tehama ridge of south canyon wall of South Fork Battle Creek; about 2 air miles N of Highway 36 1280 Comment
  SEINET245592  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama Along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CDA15853  Achyrachaena mollis G. F. Hrusa, J. Hart 2000-4-8 15296 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC57342  Achyrachaena mollis Gail A. Bufton 1990-4-24 21 Tehama Ca. 16 mi n of Chico and ca. 2 mi w of Hwy 99. Vic. Roles and Vadney Rds. 60 Comment
  CHSC9262  Achyrachaena mollis D. C. Burns 1971-4-6 125 Tehama Abundant along Lassen rd., 5 yds. N of rd and ca. .4 mi e of the intersection of Lassen rd. and highway 99E. 76 Comment
  JEPS94672  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1998-5-14 9047 Tehama Hwy 36 2.3 mi e Vestal Rd. (between Red Bluff and Platina) 274 Comment
  CHSC65053  Acmispon americanus var. americanus Vernon H. Oswald; Lowell Ahart 1995-7-17 7074 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 ni N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Common along the old highway near the N gate; also common along the margins of Manton Rd. 225 Comment
  JEPS121175  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC84673  Acmispon brachycarpus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 329 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  HSC82125  Acmispon nevadensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4904 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC66487  Acmispon parviflorus Vernon H. Oswald; Lowell Ahart 1996-5-20 7603 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in a flood channel along Paynes Creek. 158 Comment
  HSC95716  Aconitum columbianum subsp. columbianum Vernon H. Oswald, L. Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near NE corner of Yolla Bolly-Middle Eel Wilderness 1189 Comment
  CHSC90905  Aconogonon davisiae Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5482 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CAS-BOT-BC412922  Aconogonon davisiae H. F. Copeland 1920-7-8 45 Tehama On summit. Divide between Butte, Plumas asnd Tehama Co's 1828 Comment
  CAS-BOT-BC412926  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 Comment
  CHSC84981  Actaea rubra Lowell Ahart 2003-10-13 10631 Tehama On the south side of Willow Creek, about 1/2 mile northeast of Colby Mountain Lookout Road where it crosses Willow Creek, about 1 1/2 miles (air) southwest of Humboldt Summit. 1693 Comment
  CHSC64988  Adenostoma fasciculatum Vernon H. Oswald; Lowell Ahart 1995-7-12 6995 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. 871 Comment
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Apr 1 2009
  UC474226  Adiantum aleuticum H. F. Copeland 1920-7-24 Tehama tributary to Deer Creek (Rattlesnake Creek) 1000 Comment
  JEPS118001  Aegilops triuncialis Lowell Ahart, John Dittes 2011-6-9 17469 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CAS-BOT-BC202708  Aesculus californica B. J. Cox; Jeff Huber 1971-6-10 2853 Tehama 8 mi. E. of Red Bluff, on Calif. Hwy. 36 152 Comment
  CHSC64709  Aesculus californica Vernon H. Oswald 1995-5-22 6755 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. Inflorescence from a single shrubby tree growing in basalt rubble at the ne corner of the reserve. 225 Comment
  JEPS32017  Agnorhiza bolanderi W. L. Jepson 1899-4-25 Tehama Stivers' Ranch and Rosewood Comment
  JEPS28764  Agoseris monticola George W. Gillett 1957-8-13 1059 Tehama ca 1.5 mi from Sulphur Works Checking Station ((near Brokeoff Trail)); Lassen Volcanic Natl. Park, Brokeoff Mountain 2286 Comment
  UC891268  Agoseris monticola Alice Eastwood Aug 22 1912-Aug 26 1912 1751 Tehama Morgans Springs Lassen Butte Region, Morgans Springs Comment
  CAS-BOT-BC127396  Agrostis exarata W. B. Cooke; V. G. Cooke 1976-10-11 53550 Tehama Lassen Volcanic National Park. Lower Brokeoff Mountain trail. 2362 Comment
  CHSC102680  Agrostis exarata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16347 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
  UC600397  Agrostis exarata H. F. Copeland 1920-7-24 Tehama near mouth of Rattlesnake Creek; Deer Creek Comment
  SEINET6843437  Agrostis idahoensis var. idahoensis Robert A. Evers, Clara V. Evers 1975-8-23 115009 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CHSC65356  Agrostis scabra Lowell Ahart 1995-10-3 7664 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east pf Butte Meadows. 1645 Comment
  JEPS110378  Agrostis stolonifera Lowell Ahart 2006-9-9 13267 Tehama On the east bank of Colby Creek, about 150 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC86001  Aira caryophyllea Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Bluedoor Flat. 274 Comment
  UCD55740  Aira caryophyllea A. A. Beetle 1942-5-19 3282 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CHSC40493  Alisma triviale Pauleen Broyles 1982-7-2 776 Tehama The Nature Conservancy Vina Plains Preserve. Where ditch crosses Hwy 99 ca. .35 mi. s of jct. with Lassen Road. 60 Comment
  SEINET260869  Allium Leila M. Shultz 1990-5-5 11261 Tehama Northern Coastal Range area, Corning District of the Mendocino Forest. 305 Comment
  CAS-BOT-BC131967  Allium John Thomas Howell; R. C. Barneby 1954-5-14 29570 Tehama 9 miles east of Paynes Creek 1005 Comment
  CHSC102326  Allium amplectens L. P. Janeway; B. Castro 2009-4-25 9733 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  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
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  CHSC63431  Allium amplectens Vernon H. Oswald 1994-6-11 6273 Tehama Forest Rd. 28N36 between Tedoc Gap and Stuart Gap, 0.9 mi NW of the South Fork of Beegum Creek, W of Red Bluff and S of Platina. 1341 Comment
  CHSC84330  Allium amplectens Lowell Ahart 2003-8-11 10491 Tehama Near a small drainage, burned area on the west side of road M2, about 9 miles west of Paskenta. 875 Comment
  CHSC84667  Allium amplectens Samantha Mackey Hillaire; Brian Elliott 2003-5-31 330 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Near the trailhead. 978 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
  SEINET7073572  Allium amplectens A. G. Vestal 1955-5-19 s.n. Tehama About 2.1 miles north of Paynes Creek Post Office. UTM Zone 10, 591541mE, 4468861mN. Coordinate datum: NAD27. Comment
  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
  CHSC68833  Allium campanulatum Vernon Oswald; Lowell Ahart 1997-6-10 8564 Tehama Between Paskenta and Covelo on M2 (23N69) 1.4 mi north of its junction with the road to Wells Cabin Campground (24N02). 1844 Comment
  JEPS61494  Allium campanulatum Joseph Grinnell 1925-6-27 Tehama Mineral Comment
  UC1037358  Allium campanulatum Douglas Barbe 1955-7-16 189 Tehama near summit of SOuth Yolla Bolly 2438 Comment
  RSA123635  Allium campanulatum G. D. Barbe 1955-7-16 189 Tehama In dry, talus near the summit of South Yolla Bolly. 2439 Comment
  SEINET5778980 Image available Allium hoffmanii F. W. Hoffman 1950-7-2 3238 Tehama jct of Wildwood and Regan Meadow rds; exactly on line btwn Tehema and Trinity counties Comment
  RSA770547  Allium sanbornii var. sanbornii S. Mashayekhi, M. Biabani 2009-7-11 SM 040 Tehama Lane Valley Road, 3.3 miles north of Hwy 36, north of Paynes Creek 447 Comment
  UC1731205  Allium sanbornii var. sanbornii Dean W. Taylor 1997-7-24 16150 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  UCD141863  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama Square Lake on north side of south Yolla Bolly. Comment
  UCD80624  Allophyllum divaricatum CNPS SN Foothill Team 2005-6-29 SNNR 0441 b Tehama USFS, Lassen National Forest. 995 Comment
  UC1543712  Allotropa virgata Harold & Virginia Bailey 1948-8-28 3058 Tehama Lassen Volcanic National Park near Sulphur Campground 2011 Comment
  RSA93377  Alnus incana subsp. tenuifolia Milo S. Baker 1953-7-12 12913 Tehama Along county road 6 mi. above Whitlock Camp west of Paskenta. 1829 Comment
  JEPS58617  Alnus rhombifolia W. L. Jepson 1899-4-28 Tehama near foot of Tom's Head; Yolla Bolly Mountains, Cold Fork of the Cottonwood Creek Comment
  CAS-BOT-BC138149  Alopecurus aequalis var. aequalis John Thomas Howell 1960-8-20 36223 Tehama Lassen Volcanic National Park. Morgan. 1463 Comment
  CHSC107235  Alopecurus saccatus Lowell Ahart; John Dittes 2011-6-9 17434 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  HSC102900  Alopecurus saccatus J. P. Smith 2014-5-28 13854 Tehama Hog Lake, along State Route 36 264 Comment
  JEPS97221  Alopecurus saccatus Vernon H. Oswald and L. Ahart 1995-4-3 6556 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
  SEINET11688649  Alopecurus saccatus Unknown 1982-1 462 Tehama The Nature Conservancy Vina Plains Preserve, S side of Lassen Road, just E of Singer Creek Ditch 68 Comment
  CHSC40506  Amaranthus albus Pauleen Broyles 1982-8-5 827 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in s central area of Section 28, T24N, R1W. 60 Comment
  JEPS106239  Amaranthus powellii Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11212 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 653 Comment
  JEPS117262  Ambrosia artemisiifolia Lowell Ahart, John Dittes 2010-10-4 17280 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
  UC575022  Amelanchier alnifolia var. pumila C. Epling and Wm. Robison 1935-7-16 Tehama near Mineral Comment
  CAS-BOT-BC135627  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CAS-BOT-BC213986  Amsinckia Alice Eastwood; John Thomas Howell 1934-4-22 1860 Tehama 7 miles e. of Payne's Creek Comment
  UCR11245  Amsinckia intermedia Wm. Horn Jr. 1967-4-9 670409 3 Tehama Adobe Rd., 3 mi north of Wm. B. Ide Adobe [State Park, Red Bluff] 122 Comment
  UC1178278  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and G. T. Robbins 1956-4-18 676 Tehama about a mi e of Red Bluff (on Hwy 99E to Chico) 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
  JEPS97007  Amsinckia lycopsoides Vernon H. Oswald and L. Ahart 1994-3-8 5975 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  CHSC96681  Amsinckia menziesii Lowell Ahart 2007-5-8 13728 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
  SFV18506  Amsinckia menziesii A. M. Deshais 2002-4-6 25 Tehama Highway 36 at Hogg Lake. 265 Comment
  JEPS118014  Amsinckia menziesii var. menziesii Lowell Ahart, John Dittes 2011-6-9 17435 Tehama Rio De Los Molinos Land Grant. On the top of a sand mound, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  JEPS88382  Amsinckia menziesii var. menziesii Vernon H. Oswald and Lowell Ahart 1996-4-15 7378 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., bank of intermittent stream ca. 0.6 mi. e. of the lane, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 99 Comment
  HSC1757  Amsinckia tessellata Larry Berti 1969-3-19 38 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  JEPS2891 Image available Ancistrocarphus filagineus W. L. Jepson 1899-4-25 14764 Tehama Crane Creek Stivers Ranch (w Tehama Co.) Comment
  RSA697277  Andropogon virginicus D. W. Taylor 1992-10-8 13264 Tehama ca. 8 miles SW of Corning Bluff; in central portion of a ca. 10000 ha. Eucalyptus plantation. 85 Comment
  CHSC42567  Angelica californica Vernon Oswald 1985-7-8 1891 Tehama Hwy 32 0.2 mi sw of Deer Creek Bridge, ca. 2 mi s of Potato Patch Campground. 993 Comment
  UCD127151  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  CAS-BOT-BC69169  Antennaria dioica P. A. Munz 1951-7-25 16860 Tehama 1.5 mi. 3. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC58677  Antennaria geyeri P. A. Munz 1951-7-26 16922 Tehama East side of Yolla Bolly Peak 2316 Comment
  RSA123637  Antennaria geyeri G. D. Barbe 1955-7-16 188 Tehama Along the east ridge leading to the summit of South Yolla Bolly (Mt. Linn) 2378 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
  UC1481252  Anthriscus caucalis D. B. Dunn and B. J. Cox 1971-6-10 17953 Tehama 8 mi e Red Bluff (on Calif Hwy 36) Comment
  CHSC103809  Antirrhinum cornutum Barbara Ertter; Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [='Stiver's Ranch'], ca 15 airmiles WNW of Red Bluff; dried streambed of Long Gulch in SE corner of ranch. 213 Comment
  RSA759885  Antirrhinum cornutum Barbara Ertter, Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch] about 15 air miles west-northwest of Red Bluff 213 Comment
  CDA41209  Antirrhinum subcordatum L. Ahart 2004-6-11 11019 Tehama West of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CHSC64492  Antirrhinum subcordatum J. Molter 1993-6-9 739 b Tehama Adjacent to Little Grizzly Cr. 396 Comment
  CHSC87852  Antirrhinum subcordatum Lowell Ahart 2004-6-11 11019 Tehama Hillside on the west side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 553 Comment
  CHSC64992  Antirrhinum vexillo-calyculatum subsp. breweri Vernon H. Oswald; Lowell Ahart 1995-7-12 7001 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. In a roadside drainage. 950 Comment
  JEPS101527  Antirrhinum vexillocalyculatum subsp. breweri Dean W. Taylor 1997-5-29 16004 Tehama slopes north of Toomes Camp Road about 6 road miles west of Paskenta 487 Comment
  JEPS101525  Antirrhinum vexillocalyculatum subsp. intermedium Dean W. Taylor 1997-7-24 16149 Tehama south canyon wall of South Fork Battle Creek 1310 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
  JEPS97461  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1995-3-19 6525 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36); Cascade Range Foothills, Dales Lake Ecological Reserve 210 Comment
  CHSC68591  Aphyllon epigalium subsp. epigalium Vernon H. Oswald; Lowell Ahart 1997-5-14 8415 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. In area of 1990 fire. 969 Comment
  CHSC90457  Apocynum androsaemifolium Niall McCarten; Roxanne Bittman 1986-6-15 5380 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1280 Comment
  HSC74945  Apocynum androsaemifolium J. P. Smith, Thomas W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  CHSC77913  Apocynum cannabinum Beth Hendrickson; Jean Witzman 1999-5-21 Tehama Vicinity of South Fork Cottonwood Creek. 320 Comment
  CHSC88509  Apocynum cannabinum Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat, and Red Bank Creek. Along the creek. 289 Comment
  JEPS85651  Arabis breweri var. breweri Virginia Bailey 1938-4-16 Tehama 5 mi w. Paskenta (on Paskenta-Covelo road) Comment
  RSA719183  Arabis rectissima L. Ahart 2006-7-19 13041 Tehama About 170 yards northeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 1/8 air miles northeast of Butte Meadows 1541 Comment
  JEPS108876  Arabis rectissima var. rectissima Lowell Ahart 2006-7-19 13041 Tehama Forest along the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CAS-BOT-BC171646  Aralia californica H. F. Copeland 1920-7-24 s.n. Tehama Woods by Rattlesnake Creek Comment
  HSC75055  Aralia californica J. P. Smith, Thomas W. Nelson 1978-7-22 10054 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  UC1078845  Arceuthobium campylopodum Job Kuijt 1957-5-21 1353 Tehama 11 mi w Hwys 36-89 junction at Lake Almanor Comment
  UCD101931  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-10 61 Tehama State Highway 36, Mineral Summit. 1615 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
  UC54436  Arctostaphylos H. M. Hall and E. B. Babcock June, 1903 4289 Tehama South Fork Battle Creek Sierra Nevada Mountains 365 Comment
  UC708946  Arctostaphylos X candidissima Milo S. Baker 1943-8-8 10642 Tehama halfway between Log Spring Ranger Station and Government Flat 1676 Comment
  UC708947  Arctostaphylos X candidissima Milo S. Baker 1943-8-8 10641 Tehama halfway between Government Flat and Log Spring Ranger Station (near type locality) 1676 Comment
  NY8230  Arctostaphylos candidissima A. Eastwood 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA96833  Arctostaphylos canescens P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20321 Tehama 1.1 mi. s.w. of Government Flat on Paskenta-Covelo road. 1738 Comment
  UCD52164  Arctostaphylos manzanita R. Tofsrud 1949-6-1 Tehama Gleason Burn Plot; Highway 36; near Payne's Creek. Comment
  UC1043530  Arctostaphylos manzanita subsp. elegans P. C. Everett and E. K. Balls 1954-10-16 20320 Tehama 5.7 mi w Mud Flat Service Camp (road from Paskenta to Covelo) 1615 Comment
  UCD52171  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 705 Tehama Toomes Camp Road; 9.9 miles west of Paskenta. Comment
  RSA256978  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1497 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  SEINET10736126  Arctostaphylos manzanita subsp. roofii Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 901 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  UC726988  Arctostaphylos mewukka A. A. Heller 1942-2-23 16379 Tehama top of grade e Paynes Creek Highway Maintenence Station Comment
  UCD52660  Arctostaphylos nevadensis Roger Raiche 1985-7-27 RR 50677 Tehama Log Springs Road; near intersection with road to Sugar Spring Campground-Government Flat; near marker 35.68. 682 Comment
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44482  Arctostaphylos patula Doris Kildale Gillespie 1930-5-10 9312 Tehama Turner Mountain near Mineral Comment
  POM209913  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  POM367407  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  RSA31746  Arctostaphylos patula A. A. Heller 1942-2-23 16382 Tehama 6 miles East of Payne Creek Post Office. Comment
  RSA40228  Arctostaphylos patula J. T. Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles W of Ranger Station Comment
  UC1052007  Arctostaphylos patula R. Manning 1954-2-24 5 Tehama Inskip Lookout road Quad 33-B-3 609 Comment
  UCR23067  Arctostaphylos patula Susanne M. James 1980-4-23 122 Tehama Hwy 32, 0.2 mi S Lassen N.F. bdry., 3.8 mi S Potato Patch CG Comment
  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
  CHSC118509  Arctostaphylos patula subsp. patula L. P. Janeway; B. Castro 2016-9-5 12158 Tehama Klamath Ranges. Top of Pony Buck Peak. 1705 Comment
  SEINET11987314  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1980-1 3854 Tehama Tilden Botanic Garden, Berkeley, orig. from Inskip Butte Comment
  HSC71021  Arctostaphylos stanfordiana Thomas W. Nelson, Jane P. Nelson 1979-3-11 4564 Tehama Along Toomes Camp Rd. (23N01), 9 mi. W of Paskenta Comment
  CHSC88582  Arctostaphylos viscida subsp. pulchella L. P. Janeway 2001-6-10 7133 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  UCD112253  Arctostaphylos viscida subsp. pulchella Christopher Mallek 2008-5-7 RR4- 10 Tehama Raglin Ridge. 927 Comment
  POM131785  Arctostaphylos viscida subsp. viscida Elizabeth Hermann 1933-3-1 3171 Tehama Red Bluff. Comment
  RSA767833  Arctostaphylos viscida subsp. viscida L. Ahart, John Dittes 2010-7-17 16877 Tehama South of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 830 Comment
  CAS-BOT-BC467181  Arenaria serpyllifolia var. serpyllifolia John Thomas Howell 1963-6-5 39411 Tehama Near Paynes Creek Comment
  CAS-BOT-BC401665  Argemone munita subsp. munita Clare R. Wheeler 1989-7-11 3842 Tehama Mendocino National Forest. On roadside shoulder at intersection of USFS Rd. 23N02 and Government Flat Road. Ca. 2 miles N. of Anthony Peak 1822 Comment
  CAS-BOT-BC137561  Aristida oligantha H. M. Hall 1919-10-1 s.n. Tehama Near Corning. Comment
  UCD56507  Aristida oligantha Rimo Bacigalupi; C. L. Custer, G. T. Robbins 1954-8-14 4808 Tehama along U.S. Highway 99, 9.7 miles north of Red Bluff and 6.3 miles south of Cottonwood. 213 Comment
  CAS-BOT-BC400412  Aristolochia californica E. K. Anderson 1893-1-1 s.n. Tehama Vina Ranch 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
  JEPS97459  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills, 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, bordering the w edge of Manton Rd. just s of the borrow pit. 219 Comment
  CAS-BOT-BC290605  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road, ca. 2.5 miles east of Hwy. 36/89. North end of lake near Wilson Lake Rock. Comment
  JEPS16265  Arnica dealbata A. A. Heller 1938-7-28 1529 a Tehama near Sulphur Works; Lassen Volcanic National Park Comment
  UC1558234  Arnica dealbata Harold and Virginia Bailey 1948-8-28 3060 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 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
  RSA25707  Arnica dealbata C. B. Wolf 1941-7-23 11057 Tehama W of Lake Almanor on road to Red Bluff (CA Hwy 36) at jct with road to Chico (CA 32). 1524 Comment
  UCD159491  Artemisia douglasiana D. S. Park 2010-8-25 242 -2 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  HSC100842  Arundo donax J. P. Smith 2009-9-29 12677 Tehama Along Hwy. 32, E of Orland. 59 Comment
  HSC74975  Asclepias cordifolia J. P. Smith, Thomas W. Nelson 1979-6-24 10193 Tehama Shasta - Trinity National Forest, 1 mi. from Stuart Gap on the road to Tedoc Gap. 1402 Comment
  RSA90825  Asclepias cordifolia Milo S. Baker, H. K. Wagnon 1953-7-12 12845 Tehama 2.5 mi above Whitlock Camp along County Road 1524 Comment
  CHSC40511  Asclepias eriocarpa Pauleen Broyles 1982-6-14 724 Tehama Nature Conservancy Vina Plains Preserve. Ca .6 km s of Lassen Road and .6 km e of Hwy 99. 66 Comment
  CHSC77295  Asclepias eriocarpa L. P. Janeway; B. Castro 1999-6-10 6462 Tehama Flats, vicinity of Dry Creek, west of Red Bank Creek. 292 Comment
  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
  CHSC88265  Asclepias fascicularis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11206 Tehama Near 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
  CHSC61391  Aspidotis densa Vernon H. Oswald; Lowell Ahart 1993-8-18 5850 Tehama E slope of Mt. Conard near the S boundary of the park. Lassen Volcanic National Park. 2078 Comment
  UCR130063  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2001-7-7 6910 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  JEPS96701  Astragalus clevelandii Dean W. Taylor 1997-7-17 16130 Tehama Toomes Camp Road (Forest Road M2) 8 road miles West from Paskenta, vicinity of Beehive Flat 685 Comment
  CHSC83373  Astragalus gambelianus L. P. Janeway; Shirley Innecken 2002-3-21 7453 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 304 Comment
  JEPS87657  Astragalus gambelianus Vernon H. Oswald and Lowell Ahart 1994-4-6 6083 Tehama on the shoreline Burris Creek Arm of Black Butte Lake (upper strand of the lake, near e end of Morrison-Bryant Road) 144 Comment
  CAS-BOT-BC192807  Astragalus pauperculus Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Mineral and Paynes Creek 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
  CHSC64527  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1995-4-10 6626 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a cutbank along Manton Rd, just s of Inks Creek Rd. 213 Comment
  CHSC64614  Astragalus pauperculus Lowell Ahart; Vernon H. Oswald 1995-4-25 7571 Tehama Between Manton Road and the fence, on the east side of Manton Road, 200 yds south of Inks Creek Road, about 1 mile north of Dales Station on Highway 36, about 14 miles north-east of Red Bluff. 213 Comment
  CHSC65759  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1996-4-8 7342 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 268 Comment
  CHSC75268  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1999-4-21 9701 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  CHSC92815  Astragalus pauperculus John Dittes; Josephine Guardino 2005-5-11 1109 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
  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
  RSA718038  Astragalus pauperculus R. D. Fischer 2005-5-30 0789 Tehama Sierra Nevada Mountains. Off County Road 27N08 ca. 6 miles east of Hwy. 32, between Butte Meadows turn-off and Potato Patch Campground. 881 Comment
  RSA0006841  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 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
  CHSC61730  Astragalus purshii var. tinctus Vernon H. Oswald; Lowell Ahart 1993-9-2 5920 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2286 Comment
  UC1609138  Astragalus purshii var. tinctus Vernon Oswald and Lowell Ahart 1993-9-2 5920 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., e from Mt. Linn, nw of Paskenta 2286 Comment
  RSA121620  Astragalus purshii var. tinctus G. D. Barbe 1955-7-16 184 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC83370  Astragalus rattanii var. jepsonianus L. P. Janeway; Shirley Innecken 2002-3-21 7452 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 304 Comment
  JEPS21031  Astragalus rattanii var. jepsonianus W. L. Jepson 1899-4-27 13756 Tehama Salt Gulch Yollo Bolly Mountains, Greasewood Hills, Salt Gulch (Greasewood Hills, Yollo Bolly Mountains, western Tehama County) Comment
  HSC82141  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4928 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  HSC3823  Asyneuma prenanthoides Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  CHSC62641  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1994-3-8 5972 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. Roadside banks. 161 Comment
  CHSC64574  Avena barbata Vernon H. Oswald 1995-4-3 6593 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
  CHSC66511  Avena barbata Vernon H. Oswald; Lowell Ahart 1996-5-20 7615 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally abundant at an old quarry located ca. 0.6 mi southwest of the parking lot at Hog Lake. 274 Comment
  UCD112030  Balsamorhiza Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  UC1034635  Balsamorhiza deltoidea Milo S. Baker 1955-7-25 13049 Tehama Post Pile Camp, 6.1 mi above Whitlock Camp Kern Mountains, Mendocino National Forest 1828 Comment
  UC1001297  Barbarea orthoceras Louise Kellogg 1952-7-11 21 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly South Yolla Bolly Mountain. 2133 Comment
  CHSC65697  Barbarea verna Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7264 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar in Paynes Creek in the NE corner of the plateau. 152 Comment
  CHSC105929  Berberis aquifolium var. dictyota Lowell Ahart 2010-7-17 16886 Tehama 4.3 miles (air) southeast of Manton, 2.2 miles (air) north of Highway 36. 623 Comment
  CHSC79697  Berberis aquifolium var. dictyota L. P. Janeway; B. Castro 2000-4-22 6678 Tehama High Cascade Range. Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 902 Comment
  CAS-BOT-BC75613  Berberis dictyota Lowell Ahart 1970-3-22 s.n. Tehama Near Manton. 609 Comment
  JEPS121180  Bergia texana Lowell Ahart 2013-8-2 18976 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  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
  CHSC44222  Bistorta bistortoides Vernon Oswald 1988-7-12 3560 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. Common in a moist meadow at the south end of the lake. 2148 Comment
  JEPS124046  Bistorta bistortoides Lowell Ahart, John Dittes 2015-8-5 20438 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
  JEPS90230  Boechera Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13204 Tehama head of unnamed creek draining to Spencer Meadow (e slope of Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  CAS-BOT-BC15939  Boechera breweri subsp. breweri John Thomas Howell 1960-8-23 36460 Tehama Lassen Volcanic National Park. Lassen Loop south of Diamond Peak. 2194 Comment
  UCD114349  Boechera howellii J. M. Tucker; L. K. Mann 1959-7-19 3542 Tehama At summit, South Yolla Bolly Mountain. 2465 Comment
  CAS-BOT-BC14417  Boechera platysperma P. A. Munz 1951-7-18 16637 Tehama Line of Tehama - Trinity County. North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak. 1981 Comment
  UCD147035  Boechera serpenticola Robert E. Preston 2012-6-18 2877 Tehama 7.6 mi SW of Paskenta, along Round Valley Rd, 0.1 mi E of Bennett Creek. 787 Comment
  CHSC64959  Boechera subpinnatifida Vernon H. Oswald; Lowell Ahart 1995-7-12 7029 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
  CHSC38027  Boechera suffrutescens R. E. Preston 1982-7-14 326 Tehama Lassen Park, on trail to Brokeoff Mtn. 2194 Comment
  SEINET10453122  Boisduvalia cleistogama Mary Susan Taylor 1980-6-21 Taylor 2939 Tehama Lassen Road vernal pool, 200 m S of Lassen Road, 1/4 mi E of Hwy 99E, ca 16 mi N of Chico. With R. Schlising & T. Griggs. Comment
  SEINET12194729  Boisduvalia densiflora Unknown 1982-1 808 Tehama The Nature Conservancy Vina Plains Preserve, T24N,41W, sw quadrant section 22 66 Comment
  UCD140012  Bolboschoenus glaucus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 353 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  CHSC113311  Brachypodium distachyon Lowell Ahart; John Dittes 2014-5-17 19504 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
  JEPS118027  Brachypodium distachyon Lowell Ahart, John Dittes 2011-6-9 17466 Tehama On gravel bar on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC117715  Brickellia californica Lowell Ahart; John Dittes 2016-8-25 21295 Tehama East of the parking area, about 170 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS104230  Brickellia californica Lowell Ahart 2003-9-17 10570 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
  RSA500414  Brickellia greenei Vernon H. Oswald, W. Dempsey 1989-8-3 3912 Tehama Wilson Lake north of Hwy 36, 8 air miles east of Mineral. Comment
  UC86182  Brickellia greenei unknown 1892-9-20 Tehama Yolo Bola Mt. Comment
  UCD77177  Brodiaea Robert E. Preston 2000-5-26 1351 Tehama Hog Lake. 265 Comment
  RSA21638  Brodiaea californica var. californica Carl B. Wolf 1937-6-13 8792 Tehama Inner N Coast Range, Red Bluff - Eureka Road, 4 mi W of Rosewood. 256 Comment
  UCD77147  Brodiaea coronaria Robert E. Preston 2003-5-31 2152 Tehama Ca. 1.25 mi NNE of Dales, at Dales Lake 213 Comment
  RSA90480  Brodiaea coronaria subsp. rosea Milo S. Baker, H. K. Wagnon 1953-6-21 s.n. Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  RSA759782  Brodiaea elegans Barbara Ertter 1991-5-19 9885 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  CHSC102467  Brodiaea elegans subsp. elegans L. P. Janeway 2009-6-21 9812 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Anteloope Creek, near its head. 628 Comment
  UCD139125  Brodiaea elegans subsp. elegans Robert E. Preston 2004-5-8 2237 Tehama 6.1 miles SW of Cottonwood, along Jellys Ferry Rd. 115 Comment
  RSA376762  Brodiaea elegans subsp. elegans George Willet 1935-6-29 s.n. Tehama E of Red Bluff. Comment
  CHSC40497  Brodiaea minor Pauleen Broyles 1982-5-14 605 Tehama 0.5 km s of Lassen Road. The Nature Conservany Vina Plains Preserve. 60 Comment
  UC768605  Brodiaea minor R. F. Hoover 1937-5-19 2298 Tehama 6 mi s Corning Comment
  SEINET12046118  Brodiaea minor E. J. Miller 1978-1 24 Tehama 1 km W of Sacramento River at Woodson Bridge 59 Comment
  CHSC78760  Brodiaea nana L. P. Janeway 2000-5-14 6725 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; along Spring Branch Road (old Manton Road) 1.7 mi east-northeast of Jellys Ferry Road. 192 Comment
  JEPS106237  Bromus carinatus var. carinatus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff 696 Comment
  JEPS97396  Bromus commutatus Vernon H. Oswald and L. Ahart 1995-7-12 7009 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  CHSC89013  Bromus diandrus A. Peterson 2003-4-19 47 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  JEPS88302  Bromus diandrus Vernon H. Oswald and Lowell Ahart 1996-5-20 7601 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, Cascade Range foothills, Hog Lake Plateau); Cascade Range foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  HSC102682  Bromus hordeaceus J. P. Smith 2013-5-5 13696 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  RSA602811  Bromus hordeaceus L. C. Wheeler 1935-5-23 3524 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  CHSC66061  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1996-5-6 7508 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  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
  CHSC66123  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1996-4-29 7501 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Collected on the meander plain of the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  CHSC82316  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS103595  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UCD32605  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  RSA93473  Bromus orcuttianus H. K. Wagnon 1953-7-12 12861 Tehama 5.1 mi. from White Oak Camp 1829 Comment
  CHSC80714  Bromus pseudolaevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC87899  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
  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
  SEINET10523835  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 713 Tehama 8 mi e of red bluff on calif hwy 36, live oak, savannah, and aesculus. 152 Comment
  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
  JEPS28305  Bromus suksdorfii George W. Gillett 1957-8-18 1105 Tehama about 1/4 mi above the Sulphur Works Checking Station (lower portion of Brokeoff Trail, Brokeoff Mountain, Lassen Volcanic National Park); Lassen Volcanic National Park, Brokeoff Mountain 2103 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
  CAS-BOT-BC161413  Bromus tectorum John Thomas Howell 1960-8-18 36037 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  UCD59950  Bromus tectorum var. glabratus A. A. Beetle 1942-5-19 3286 Tehama 5 miles N of Cold Fork Comment
  CAS-BOT-BC273305  Cacaliopsis nardosmia Alice Eastwood; John Thomas Howell 1941-7-9 9712 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA90465  Calandrinia breweri Milo S. Baker 1953-5-9 12590 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  JEPS22639  Calandrinia ciliata Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6297 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  JEPS52611  Calandrinia ciliata W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Crane Creek Comment
  CHSC57801  Callitriche hermaphroditica Vernon H. Oswald; Lowell Ahart 1992-4-21 4899 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 6.6 mi (odometer) E of Hwy. 99, ca. 8 mi (air) E of Red Bluff. In a farm pond on the S side of the road. 259 Comment
  CHSC40705  Callitriche heterophylla var. bolanderi Pauleen Broyles 1982-5-12 586 Tehama The Nature Conservancy Vina Plains Preserve. At the margin of an irrigation ditch (Sheep Camp). 66 Comment
  CHSC40707  Callitriche heterophylla var. bolanderi Pauleen Broyles 1982-4-15 422 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS100394  Callitriche heterophylla var. heterophylla Dean W. Taylor 1995-5-9 14898 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  CAS-BOT-BC85756  Calocedrus decurrens John Thomas Howell 1960-8-20 36205 Tehama Near Lassen Volcanic National Park, Morgan 1463 Comment
  SEINET7067184  Calochortus amabilis A. G. Vestal 1947-5-2 s.n. Tehama On an old aluvium ridge west northwest of Red Bluff. Coordinate datum: NAD27. UTM Zone 10, 564286mE, 4450344mN. Comment
  UC2027906  Calochortus amabilis Barbara Ertter 1990-5-12 8927 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
  CAS-BOT-BC487763  Calochortus amabilis R. F. Hoover 1965-5-29 9413 Tehama Dry Creek Valley west of Red Bluff on Beegum Road Comment
  UC1001293  Calochortus coeruleus Louise Kellogg 1952-7-9 7 Tehama directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC980568  Calochortus coeruleus Milo S. Baker and H. K. Wagnon 1953-7-12 12860 Tehama 5.1 mi along County road from Whitlock Camp 1828 Comment
  RSA704009  Calochortus luteus Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 216 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  UC767922  Calochortus luteus R. F. Hoover 1936-5-21 1179 Tehama 4 mi s Cottonwood Comment
  RSA125981  Calochortus luteus E. K. Balls 1957-5-24 22536 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  UCD36244  Calochortus monophyllus Beecher Crampton 1953-4-30 1189 Tehama 1.5 miles south of Paynes Creek. 548 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
  HSC15413  Calochortus superbus K. P. St. John 1965-5-7 16 Tehama 4 mi. W of Paynes Creek on Hwy. 36 Comment
  CHSC56327  Caltha leptosepala var. biflora K. R. Stern 1986-5-21 8273 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA151742  Calycadenia ciliosa R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-29 4340 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  CHSC102469  Calycadenia fremontii L. P. Janeway 2009-6-21 9826 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 1.3 km east of Ishi Road. 689 Comment
  JEPS20238  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama plateau ne of Red Bluff Comment
  UC1971724  Calycadenia fremontii 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mi SE of Tedoc Road jct, ca. 40 mi NW of Red Bluff 503 Comment
  SEINET3863975  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama Cr A5 (Bowman Rd), 0.6 mi S of Luce and Griswald Rds (ca.13 mi SW of Cottonwood).; 0 191 Comment
  UC1876211  Calycadenia fremontii Gerald D. Carr 1974-9-11 775 Tehama 0.1 mi NE of Long Hollow Rd on Black Butte Rd. Comment
  UC1971773  Calycadenia fremontii R. L. Carr 1977-10-6 3393 Tehama 3.1 mi E of Hwy 99 on Hogsback Rd, SW-facing slope before summit Comment
  UC762565  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama ne of Red Bluff Comment
  UCD129698  Calycadenia fremontii Gerald D. Carr 1973-7-2 746 Tehama 1.5 miles south of Vestal Road on Weemasoul Road. 381 Comment
  UCD129757  Calycadenia fremontii Gerald D. Carr 1974-9-11 777 Tehama 0.6 mile south of Luce and Griswold Road on Hwy A5. Comment
  CDA10578  Calycadenia pauciflora L. Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC80586  Calycadenia pauciflora Lowell Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC87900  Calycadenia pauciflora Lowell Ahart 2004-6-11 11015 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  CHSC89894  Calycadenia pauciflora Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  JEPS101296  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  JEPS3560  Calycadenia pauciflora Milo S. Baker and H. K. Wagnon 1953-6-20 12743 Tehama w of Paskenta; West Tehama Co. Comment
  UC1876256  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mi S of Hwy 36 on Tedoc Rd. 426 Comment
  UCD129852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Highway 36 on Tedoc Road. 426 Comment
  UCD129889  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road. 685 Comment
  UCD129900  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 miles west of Hwy A5 on Hwy 36. 167 Comment
  CHSC102318  Calycadenia truncata L. P. Janeway 2009-6-21 9819 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  UCD129882  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 miles west of Paynes Road Junction on Highway 36 (milepost 61.80, around 17.9 northeast of Red Bluff, junction Hway 99). 464 Comment
  CHSC44228  Calyptridium monospermum Vernon Oswald 1988-6-27 3525 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly- Middle Eel Wilderness w of Paskenta. 2133 Comment
  HSC17637  Calyptridium monospermum Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  CHSC110835  Calyptridium umbellatum David Isle; Rhonda Isle, Justin Isle 1989-6-29 2006 Tehama Sierra Nevada Range. (E end HW 32 w/in 3 mi of HW36 Jct on Lassen Natl. Forest. Conifer forest opening.) Comment
  UC726187  Calyptridium umbellatum A. A. Heller 1937-7-21 16275 Tehama between Deer Creek junction and Child's Meadows (along State Hwy #36) 1371 Comment
  CHSC60354  Calystegia malacophylla Mary Ann Showers 1992-6-26 2561 Tehama Lassen Volcanic National Park, ca. 0.75 mi south of Sulphur Works Entrance Station. 1950 Comment
  CHSC84670  Calystegia occidentalis subsp. occidentalis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 333 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In the middle of the trailhead. Along roads and trails here. 978 Comment
  UC1784909  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1991-5-18 9866 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 along creek; mouth of side canyon SW of creek 228 Comment
  UCD80235  Calystegia occidentalis subsp. occidentalis CNPS SN Foothill Team 2005-6-21 SNNR 0348 b Tehama USFS Lassen National Forest, near the edge of the study boundary northwest of Black Rock campground. 1211 Comment
  CHSC34973  Calystegia occidentalis subsp. occidentalis R. A. Sschlising 1977-6-15 3194 Tehama Just N of Butte County line along Highway 32. Comment
  CHSC48300  Calystegia occidentalis subsp. occidentalis Vernon Oswald 1986-6-23 2150 Tehama M2 (23N01) aat Whiskey Saddle, 15.7 mi w of Paskenta. 1458 Comment
  JEPS31631  Calystegia occidentalis var. tomentella Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  SBBG962  Camassia quamash subsp. linearis H. and M. Dearing 1938-6-22 2094 Tehama Deer Crk Falls 1371 Comment
  JEPS61551  Camassia quamash subsp. quamash Joseph Grinnell 1925-6-25 Tehama Battle Creek Meadows 1463 Comment
  CHSC40698  Capsella bursa-pastoris Pauleen Broyles 1982-3-5 337 Tehama The Nature Conservancy Vina Plains Preserve. Along ditches. 60 Comment
  CHSC67194  Capsella bursa-pastoris James D. Jokerst 1981-2-23 1239 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  JEPS88456  Capsella bursa-pastoris Vernon H. Oswald and Lowell Ahart 1996-4-8 7332 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on e. edge of Paynes Creek near its mouth on the Sacramento R., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 85 Comment
  UC1299651  Cardamine californica var. integrifolia Freed W. Hoffman 1947-6-23 1687 Tehama Government Flat 796 Comment
  CHSC40699  Cardamine oligosperma Pauleen Broyles 1983-4-16 907 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in s pasture. 62 Comment
  JEPS97471  Cardamine oligosperma Vernon H. Oswald and L. Ahart 1995-3-6 6501 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  HSC96340  Carex amplifolia L. P. Janeway 2001-7-25 7390 Tehama N side of Deer Creek, about 150 m SW of Slate Creek, between Hwy. 32 and the creek 1294 Comment
  CAS-BOT-BC17804  Carex amplifolia DeLoy H. Esplin; Ralph K. Gierisch 1968-10-4 2 Tehama Lassen National Forest. Deer Creek Highway 32 4.5 miles northeast of forest boundary. 1219 Comment
  JEPS88269  Carex barbarae Vernon H. Oswald and Lowell Ahart 1996-6-3 7710 .1 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (ca 0.5 mi downstream from old bridge site, BLM parcel along Hwy 36 ne of Red Bluff) 100 Comment
  SEINET13344643  Carex bolanderi P. F. Zika, J. Nelson 2011-7-5 25523 Tehama North Coast Range Highlands (NCoRH) forest road 35, 0.7 air miles NE of Low Gap, 4 air miles NE of Opium Glade Ridge. 1500 Comment
  SEINET7552590 Image available Carex bolanderi L. P. Janeway 2001-6-10 7146 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-soutwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  UCD140170  Carex bolanderi Dean W. Taylor 1976-7-7 6030 Tehama drainage of Cub Creek upstream from junction with Deer Creek along Highway 32. 1188 Comment
  CHSC53656  Carex brainerdii L. P. Janeway; Gary Benson 1984-8-15 1000 A Tehama Near ridgetop W of Elam Cr. 1676 Comment
  RSA700228  Carex brainerdii L. P. Janeway, B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET7552656 Image available Carex brainerdii L. P. Janeway, B. Castro 2004-1 8129 Tehama Onion Butte 7.5' quad; High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  JEPS105612  Carex dudleyi L. P. Janeway 2003-6-14 7843 Tehama High Cascade Range. Along Cohasset Road 3.2 road km north-east of Deer Creek crossing. At small drainage 732 Comment
  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
  HSC81946  Carex hassei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4873 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap 1372 Comment
  CHSC83713  Carex heteroneura var. heteroneura L. P. Janeway 2001-6-24 7227 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. 1652 Comment
  OBI72038  Carex jonesii Barbara Ertter, Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  SEINET3902792  Carex jonesii Barbara Ertter, Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning.; 0 1890 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
  HSC82164  Carex lenticularis var. lipocarpa Thomas W. Nelson, Jane Nelson 1979-6-25 4920 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC31518  Carex limosa Herbert Faulkner Copeland 1920-7-17 93 Tehama Meadow on Butte Mt. 1828 Comment
  RSA757365  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  CAS-BOT-BC32191  Carex multicaulis Alice Eastwood; John Thomas Howell 1941-7-9 9774 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC90400  Carex multicaulis Niall McCarten 1986-6-14 5348 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1402 Comment
  CHSC90403  Carex multicaulis Niall McCarten 1986-6-15 5388 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W. of Johnson cabin. 1402 Comment
  JEPS127238  Carex multicaulis Lowell Ahart, John Dittes 2016-4-29 20816 Tehama About 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  RSA700222  Carex multicaulis L. P. Janeway, B. Castro 2004-5-30 8130 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET10587564  Carex multicaulis Vernon H. Oswald, Lowell Ahart 2001-5-7 Oswald 10004 Tehama T26N R3E SE1/4 SE1/4 Sect. 22. Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1326 Comment
  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
  CAS-BOT-BC32190  Carex multicaulis John Thomas Howell 1960-8-18 36017 Tehama Morgan Summit 1752 Comment
  UC1023451  Carex multicaulis Milo S. Baker and H. K. Wagnon 1953-6-21 12762 Tehama w Paskenta (logging rd., above 15 mi post) 1524 Comment
  SEINET4290155 Image available Carex multicostata Unknown 2009-1 9874 Tehama High Cascade Range. Lassen National Forest, east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  CHSC94333  Carex nebrascensis Lowell Ahart 2006-7-19 13039 Tehama Small meadow, east side of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  HSC37181  Carex nebrascensis John Heywood, D. H. Norris 1968-3-31 1884 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  CHSC113271  Carex nudata Lowell Ahart; John Dittes 2014-5-18 19514 Tehama West bank of a large canal, on the north side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  HSC1768  Carex nudata Larry Barti 1969-3-22 62 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  CHSC94343  Carex pellita Lowell Ahart 2006-7-25 13072 Tehama In a bog, east side of a large meadow with bogs, about 40 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1564 Comment
  UC1950143  Carex scopulorum var. bracteosa Barbara Ertter with Brad Olson 1991-7-6 10422 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC80703  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET4290224 Image available Carex specifica Unknown 2009-1 24612 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 Comment
  HSC48999  Carex specifica M. Mahan 1970-7-10 30 Tehama 1982 Comment
  CHSC106526  Carex subfusca Peter F. Zika 2009-8-17 24609 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 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
  CHSC101388  Castilleja applegatei David Isle 1992-7-29 1551 Tehama Mendocino National Forest. Rocky open flat; E of first drainage coming down Forks Ridge into Thomes Creek Watershed. Just NE of Willow Creek watershed and CRI study area boundary on S side Auger Creek watershed. 1676 Comment
  CHSC87907  Castilleja applegatei subsp. pinetorum Lowell Ahart 2004-6-11 11032 Tehama Along the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  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
  JEPS15389  Castilleja applegatei subsp. pinetorum Douglas Barbe 1955-7-21 225 Tehama w shore Square Lake (w Tehama County); Region of South Yolla Bolly 2103 Comment
  RSA105326  Castilleja applegatei subsp. pinetorum G. D. Barbe 1955-7-21 225 Tehama West shore of Square Lake. Region of South Yolla Bolly. 2104 Comment
  CHSC65934  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-15 7361 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  JEPS9972  Castilleja attenuata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CDA41340  Castilleja attenuata Vernon H. Oswald & Lowell Ahart 1998-4-21 8926 Tehama Inner North Coast Ranges; Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Comment
  SJSU5825  Castilleja lacera J. W. Tilden 1960-6-26 1476 Tehama Wilson L 1524 Comment
  UC444893  Castilleja miniata W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
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Jul 5 2009
  POM182781  Castilleja miniata W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  UC54614  Castilleja tenuis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4371 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC55402  Ceanothus X flexilis Vivian L. Long 1991-4-18 18 Tehama Ca 0.4 km south of Digger Creek. Comment
  CHSC56331  Ceanothus cordulatus K. R. Stern 1986-5-21 8253 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 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
  CHSC75398  Ceanothus cuneatus Ben Myhre 1997-4-14 13 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC50959  Ceanothus integerrimus Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-22 78 Tehama Hwy 36 at Beegum Gorge, ~40m from road 396 Comment
  JEPS42448  Ceanothus integerrimus Jos. Grinnell 1925-7-3 Tehama Mineral Turner Mt. 1828 Comment
  CAS-BOT-BC83786  Ceanothus jepsonii var. albiflorus D. O. Burge 2007-5-1 900 b Tehama Mendocino National Forest, at roadside 12.5 road miles (20 km) W of Paskenta 1200 Comment
  UCR37566  Ceanothus lemmonii P. Williams, Mike Malamus, Brian Kearney 1984-5-12 9 Tehama Dry Creek drainage, c. 38 mi. west of Red Bluff 457 Comment
  UC1299543  Ceanothus lemmonii Freed W. Hoffman 1946-5-27 1006 Tehama Buckhorn Mountain Comment
  UC1052186  Ceanothus velutinus K. D. Gowans 1954-8-23 13 Tehama 1 mi s Turner Mountain (Lassen National Forest); , Quad. 33A2, s of Turner Mt 1828 Comment
  CHSC59192  Centaurea solstitialis Vernon H. Oswald 1992-9-9 5199 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. 1981 Comment
  SEINET8111638 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201502 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8853573 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201518 , RB201519, RB201520, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  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
  CHSC105226  Centaurium tenuiflorum Lowell Ahart; John Dittes 2010-7-19 16907 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
  CHSC80204  Centaurium tenuiflorum B. Castro; L. P. Janeway 2000-6-6 1192 Tehama Vicinity of Paskenta and Thomes Creek. 329 Comment
  CHSC84860  Centromadia fitchii L. P. Janeway 2003-9-18 7989 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  JEPS38153  Centromadia fitchii W. L. Jepson 1929-9-27 15275 Tehama Corning 76 Comment
  JEPS38275  Centromadia fitchii W. L. Jepson 1938-6-10 18970 Tehama 9 mi n Orland 76 Comment
  CHSC54014  Centunculus minimus Vernon H. Oswald; Lowell Ahart 1991-5-9 4569 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. Locally abundant on a vernally wet flat at the southwest corner of the large impoundment at the entrance kiosk. 112 Comment
  CHSC80058  Centunculus minimus B. Castro; L. P. Janeway 2000-5-11 1154 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  CHSC40714  Cerastium glomeratum Pauleen Broyles 1982-3-18 328 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  SEINET7347775  Cercis canadensis B. Blincoe 1961-4-29 s.n. Tehama About 25 miles E. of Redbluff 914 Comment
  CAS-BOT-BC207381  Cercis occidentalis Doris Kildale Gillespie 1930-5-9 9279 Tehama 12 miles W of Paynes Creek on Susanville Road. Comment
  CAS-BOT-BC251513  Cercis occidentalis Camille F. Nowell 2012-7-16 48 Tehama Hwy 32 in Lassen National Forest. 1025 Comment
  CAS-BOT-BC291612  Cercis occidentalis Camille F. Nowell 2012-7-16 49 Tehama Hwy 36 approx 14 mi E of Paynes Creek. 1018 Comment
  CHSC107104  Cercis occidentalis M. Mitchell 2010-3-4 21 Tehama Dye Creek Preserve. 109 Comment
  RSA66353  Cercis occidentalis P. A. Munz 1951-7-28 16974 Tehama On dry slopes at upper edge of foothill woodland. road from Red Bluff via. Valentine, foot of South Yolla Bolly Mts. 305 Comment
  CHSC75399  Cercocarpus betuloides Ben Myhre 1997-4-16 14 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS81105  Cercocarpus betuloides var. betuloides J. P. Smith and T. W. Nelson 1978-7-22 10046 Tehama Shasta-Trinity National Forest 1280 Comment
  UCD22427  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 188 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  RSA121625  Chaenactis carphoclinia G. D. Barbe 1955-7-16 166 Tehama Oven Lid, West of Paskenta, Mendocino Natl. Forest 1921 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
  UCD130292  Chaenactis douglasii var. douglasii Dean W. Taylor 1976-7-9 6055 Tehama at headwaters of Cub Creek. 1859 Comment
  UCD130298  Chaenactis douglasii var. douglasii J. M. Tucker; L. K. Mann 1959-7-19 3545 Tehama summit of South Yolla Bolly Mountain. 2465 Comment
  JEPS34140  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1899-4-25 Tehama Stivers Ranch; near Rosewood Comment
  CHSC105995  Chaenactis glabriuscula var. heterocarpha B. Castro; 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. 871 Comment
  RSA97545  Chaenactis glabriuscula var. heterocarpha L. S. Rose 1954-4-25 54032 Tehama 1.5 miles N of Red Bluff, flood bed of Dibble Creek. 95 Comment
  CAS-BOT-BC277657  Chaenactis glabriuscula var. megacephala Lowell Ahart 1979-4-25 s.n. Tehama Dibble Creek, 1.5 miles N. of Red Bluff 100 Comment
  CAS-BOT-BC277785  Chaenactis nevadensis John Thomas Howell 1960-8-19 36195 Tehama Lassen Volcanic National Park. Summit ridge of Brokeoff Mt. 2804 Comment
  SBBG6576  Chamaesaracha nana H. and M. Dearing 1938-6-22 2086 Tehama near Deer Crk Comment
  CHSC14114  Chamaesyce hooveri F. T. Griggs 1973-8-7 Tehama 16 miles north of Chico; 200 meters s of Lassen Road 1/4 mile e of Hwy 99E. At the bottom of an ephemeral pond. Comment
  CHSC35078  Chamaesyce hooveri R. A. Schlising; J. Jokerst, J. Fuller 1981-10-1 4212 Tehama S part of county in Vina Plains, several miles E from Sacramento River. 60 Comment
  CHSC52641  Chamaesyce hooveri R. D. Stone 1986-7-19 763 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.8 miles NNE of Haille Road and 0.2 miles N of barn. Northern of three vernal pools. 65 Comment
  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
  JEPS83933  Chamaesyce hooveri R. D. Stone 1986-8-24 806 Tehama 1.6 mi ese intersection of Hwy 99 and Lassen Rd (n pasture 0.5 mi s of Lassen Rd); TNC Vina Plains Reserve 67 Comment
  JEPS83935  Chamaesyce hooveri R. D. Stone 1986-8-22 798 Tehama 1.3 mi ne intersection of Hwy 99 and Leininger Rd (0.7 mi e of Leininger Rd); Vina Plains 74 Comment
  JEPS83937  Chamaesyce hooveri R. D. Stone 1986-7-24 791 Tehama 1.3 mi due s intersection of Rowles Rd and Hwy 99 (0.9 mi sw of Hwy 99); Vina Plains 60 Comment
  CDA4781  Chamaesyce nutans T. C. Fuller 1968-9-17 17617 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CDA13591  Chamaesyce ocellata subsp. ocellata G. F. Hrusa 1996-8-17 13516 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 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
  CHSC102693  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16313 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC117619  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21368 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  JEPS121183  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC117719  Chamaesyce serpyllifolia Lowell Ahart; John Dittes 2016-8-25 21293 Tehama East of the parking area, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CAS-BOT-BC70237  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CHSC90898  Cheilanthes gracillima Niall McCarten; Roxanne Bittman 1986-6-15 5454 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UC1299767  Cheilanthes gracillima Freed W. Hoffman 1950-7-1 3702 Tehama near Ball Rock (w Tehama Co) Comment
  SEINET198076 Image available Cheilanthes gracillima L. Kellogg 1952-7-9 6 Tehama Mendocino National Forest ; Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2135 Comment
  JEPS118003  Chenopodium botrys Lowell Ahart, John Dittes 2011-6-9 17472 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  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
  UC2031490  Chimaphila menziesii Barbara Ertter with Brad Olson 1991-7-4 10251 Tehama Toomes Camp Rd. (Mendocino FR 23N01), 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning Comment
  CAS-BOT-BC451368  Chimaphila menziesii H. F. Copeland 1920-7-12 89 Tehama Butt[e] Mt. 1828 Comment
  CHSC56990  Chimaphila umbellata Steven Triano; Stefani Eiben 1988-5-7 150 Tehama Fir forest ca 0.1 mi ne of Gurnsey Creek Campground. 1463 Comment
  CHSC27329  Chlorogalum angustifolium T. B. Devine 1976-5-22 396 Tehama Wurlitzer Ranch. 0.25 mi north of Pine Creek. 121 Comment
  CHSC40844  Chlorogalum angustifolium Pauleen Broyles 1982-5-6 542 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  JEPS88262  Chlorogalum angustifolium Vernon H. Oswald and Lowell Ahart 1996-5-27 7647 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along pipeline ca. 0.1 mi. n. of s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  SEINET7096720  Chlorogalum angustifolium A. G. Vestal 1963-6-4 s.n. Tehama Ca. 2.6 miles west junction with Bowman Road on Route 36. NAD27, 40? deg. 16' 26ao, -122?_ 32' 25ao (converted to WGS84 decimal degrees) UTM Zone 10, 539079mE, mN.4458061mN. 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
  SEINET12051035  Chlorogalum angustifolium Unknown 1982-1 542 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  CHSC84660  Chorizanthe membranacea Samantha Mackey Hillaire; Brian Elliott 2003-5-31 342 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail on a S-facing slope. Along the trail. 902 Comment
  JEPS94936  Chorizanthe membranacea Vernon H. Oswald and Lowell Ahart 1997-5-14 8445 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); Ponderosa Way 920 Comment
  CHSC110821  Chorizanthe membranacea David Isle; Phil Rundel, Lela Schultz 1990-5-4 1989 Tehama Mendocino National Forest - North Coast Ranges North Fork Stony Creek Watershed. Wilder RNA; Along S bank of E running drainage just S of N RNA Bdry. (N Sec. 26 sec. line). 341 Comment
  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
  JEPS97245  Chorizanthe polygonoides Vernon H. Oswald and L. Ahart 1995-4-17 6668 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  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
  CAS-BOT-BC252827  Chorizanthe polygonoides var. polygonoides W. P. Vestal; A. G. Vestal 1955-5-19 s.n. Tehama 6.2 mi. WSW of Manton Comment
  JEPS47000  Cicendia quadrangularis Virginia Bailey 1938-4-16 Tehama 10 mi w Corning; Henleyville Comment
  JEPS97233  Cicendia quadrangularis Vernon H. Oswald and L. Ahart 1995-4-17 6673 Tehama Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UCR130070  Cicuta maculata var. angustifolia George K. Helmkamp, E. A. Helmkamp 2001-7-7 6903 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC14103  Circaea alpina subsp. pacifica L. V. Ritter 1969-6-15 365 Tehama .4 mi. w of Soda Springs Campground. 200 yds. s of Highway 32. Comment
  CHSC48622  Circaea alpina subsp. pacifica Vernon Oswald 1984-7-9 1564 Tehama Hwy 32, 0.4 mi n-e of the 2nd bridge over Deer Creek. Beside streamlet. 1170 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
  RSA0070843  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama Near dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 air miles SE of Colby Mt., about 5 air miles NE of Butte Meadows. 1526 Comment
  OBI54134  Cirsium andersonii David J. Keil, Kathleen Keil 1992-7-25 23602 Tehama Lassen NF along Hwy 89. 6.6 mi SE of Lassen Volcanic Natl Park southern boundary Comment
  JEPS28114  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama near Lassen Volcanic National Park; Morgan 1463 Comment
  SDSU3793  Cirsium occidentale var. candidissimum R. M. Beauchamp 1965-7-17 Tehama 2 miles east of Windy Cut Look-Out Station on State Hwy #32. Comment
  CAS-BOT-BC286383  Cirsium occidentale var. venustum Alice Eastwood; John Thomas Howell 1934-4-22 1869 Tehama 1 mile w. of Payne's Creek 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
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 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. 1493 Comment
  CHSC86540  Clarkia concinna subsp. concinna L. P. Janeway 2003-6-14 7835 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  CHSC86537  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  JEPS105877  Clarkia gracilis subsp. gracilis Lowell Ahart 2004-4-29 10807 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  UCD104891  Clarkia purpurea R. Tofsrud 1949-6-1 s.n. Tehama Diamond Range Burn Plot; Highway 36, about 20 miles W of Red Bluff. Comment
  CHSC78878  Clarkia purpurea subsp. quadrivulnera Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC78879  Clarkia purpurea subsp. quadrivulnera Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS122061  Clarkia purpurea subsp. quadrivulnera Lowell Ahart, John Dittes 2014-5-17 19505 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  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
  RSA109788  Clarkia rhomboidea E. K. Balls, Lee W. Lenz 1956-6-19 21835 Tehama Lassen Lodge, 13.6 miles east of Payne s Creek, along State Highway 36 (Red Bluff to Lake Almanor) 1311 Comment
  JEPS75811  Claytonia cordifolia Todd and Virginia Keeler-Wolf 1971-7-24 352 Tehama Pettijohn Basin; Yolla Bolly Mountains 1889 Comment
  CHSC70837  Claytonia exigua subsp. exigua Vernon Oswald 1998-3-28 8892 Tehama Nomalaki Trail north of Mud Flat Rd. between China Gulch and Bowers Creek in Mendocino NF. 487 Comment
  JEPS43316  Claytonia exigua subsp. exigua W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  CHSC40071  Claytonia palustris R. M. Austin 1903-7-10 173 Tehama Swamps, Colby. Comment
  CHSC92933  Claytonia parviflora subsp. parviflora John Dittes; Josephine Guardino 2005-4-13 1065 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS97219  Claytonia parviflora subsp. parviflora Vernon H. Oswald and L. Ahart 1995-4-3 6602 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CDA14473  Claytonia parviflora subsp. parviflora G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4205 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  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
  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
  UC702895  Claytonia rubra subsp. rubra Alice Eastwood and John Thomas Howell 1941-7-9 9751 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  UC1001346  Claytonia saxosa Louise Kellogg 1952-7-18 95 Tehama directly s South Yolla Bolly Mountains (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC88598  Claytonia sibirica L. P. Janeway 2001-6-10 7151 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
  CHSC33381  Clematis lasiantha D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 73 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  JEPS88507  Clematis lasiantha Vernon H. Oswald and Lowell Ahart 1996-4-23 7449 Tehama BLM parcel along Hwy. 36 ne of Red Bluff (on s side of Paynes Creek just downstream from the power line at this location, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  CHSC75406  Collinsia greenei Vernon Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF. 579 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  JEPS15388  Collinsia greenei Douglas Barbe 1955-7-22 258 Tehama South Yolla Bolly (Mt. Linn); w slope, along trail to the summit, w Tehama Co. 2346 Comment
  RSA90612  Collinsia rattanii Milo S. Baker, H. K. Wagnon 1953-6-21 12791 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  JEPS117939  Collinsia sparsiflora var. collina John Dittes, Josephine Guardino 2005-4-13 1062 Tehama south bank of Mill Creek ca. 0.3 miles east of confluence with Sacramento River Northern Sacramento Valley 64 Comment
  CDA41375  Collinsia sparsiflora var. collina Vernon H. Oswald & Lowell Ahart 1998-4-27 8963 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  JEPS34517  Collinsia tinctoria Freed W. Hoffman 1948-7-2 2467 Tehama near Beegum (Beegum Creek); North Coast Ranges, Beegum Creek 396 Comment
  JEPS6373  Collinsia torreyi var. latifolia Rimo Bacigalupi & G. T. Robbins 1954-6-26 4639 Tehama 1/9 mi sw Government Flat (beside streamlet, upper, w end of Log Spring Ridge); Mendocino National Forest 1813 Comment
  RSA123578  Collinsia torreyi var. wrightii G. D. Barbe 1955-7-22 239 Tehama About 0.5 mile from Jeep road, west of Oven Lid, on the trail to Square Lk. 2073 Comment
  JEPS17647  Collomia heterophylla Rimo Bacigalupi with G. T. Robbins 1955-7-18 5367 Tehama along State Hwy no. 32 2.8 mi ne Lomo Inn (jnct. of Humboldt Road to Butte Mdws.) (2 mi beyond the Tehama-Butte Co. line); Watershed of Cascade Creek 975 Comment
  RSA304660  Collomia larsenii D. H. Wilken, C. Donahue 1976-7-14 12701 Tehama South face of Mount Lassen 2896 Comment
  UC1198121  Comandra Charlotte M. Wilder 1912-6-18 1891 Tehama Deer Creek Comment
  CHSC118206  Comandra umbellata subsp. californica Tim Kask 2016-4-15 265 Tehama On So. facing slope above Judd Cr. 736 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
  JEPS64331  Corallorhiza maculata W. L. Jepson 1927-6-24 12329 Tehama Mineral 1524 Comment
  JEPS68351  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2792 Tehama about 8 mi w Red Bluff (Reeds Creek rd) 213 Comment
  HSC82449  Cordylanthus pringlei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5045 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  SBBG100044  Cordylanthus tenuis subsp. viscidus L. R. Heckard, T. I. Chuang 1971-8-15 2769 Tehama W of Mineral on St Hwy 36, 1 mi E of Lyonville Rd jct 1219 Comment
  CHSC7188  Cornus sessilis Lynn R. Thomas 1969-4-18 107 Tehama N side Deer Creek, s edge of Calif. 32, 8 mi w of junct with Calif. 36. 1219 Comment
  LA40471  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-8-20 sn Tehama Deer Creek 1000.0 Comment
  POM118226  Cornus sessilis Edward Hyatt, Marguerite Hyatt 1914-7-30 319 Tehama Deer Creek. 305 Comment
  CHSC65057  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1995-7-17 7090 Tehama High Cascade Range. Forest Road 30N16 1.9 mi N of Hwy. 36, 3 mi S of the SW corner of Lassen Volcanic National Park. 1706 Comment
  CHSC68938  Corylus cornuta var. californica Vernon H. Oswald; Lowell Ahart 1997-7-7 8704 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC105931  Crassula aquatica Lowell Ahart; John Dittes 2010-7-17 16846 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC55212  Crassula connata L. P. Janeway 1991-4-11 3887 Tehama Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 167 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
  JEPS49994  Crassula tillaea Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  JEPS36470  Crepis acuminata W. L. Jepson 1897-7-24 Tehama South Yolla Bolly Comment
  UC1037399  Crepis occidentalis Douglas Barbe 1955-7-22 244 Tehama 3 mi w Oven Lid (on trail to Square Lake, w Tehama Co.) 2072 Comment
  HSC82137  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4933 Tehama Along FS Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS94763  Crucianella angustifolia Vernon Oswald and Lowell Ahart 1998-5-14 9048 Tehama Highway 36 between Red Bluff and Platina (2.3 mi e of Vestal Road) 274 Comment
  UCD121545  Crucianella angustifolia Alan A. Beetle 1944-6-1 3014 Tehama Near Igo. Comment
  CHSC81641  Crypsis alopecuroides Vernon H. Oswald 2001-10-18 10062 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  HSC97194  Crypsis alopecuroides L. Ahart 2002-11-5 10018 Tehama E of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 mi. (air) NW of Orland 152 Comment
  UC1950065  Crypsis alopecuroides Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  CHSC41041  Crypsis schoenoides Pauleen Broyles 1982-6-16 738 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool nne of barn in s pasture. 63 Comment
  CHSC83076  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS121181  Crypsis schoenoides Lowell Ahart 2013-8-2 18979 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  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
  UCD145291  Crypsis schoenoides Barry Hammel 1976-8-5 428 Tehama Black Butte Lake. 213 Comment
  SEINET10518381  Crypsis schoenoides Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7078 A Tehama T29N R2W NW1/4 NW1/4 Sec. 35,700 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy.36 ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. Comment
  CDA1921  Crypsis vaginiflora L. Ahart 2002-11-5 10019 -A Tehama About 12 miles (air) northwest of Orland. East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake. Comment
  JEPS124010  Cryptantha affinis Lowell Ahart, John Dittes 2015-8-5 20455 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC84119  Cryptantha crinita Lowell Ahart; John Dittes 2003-5-12 10126 Tehama Along a wash, on the northwest side of the poor dirt road, just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 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
  SDSU20823  Cryptantha crinita Don Lepley, Tim Kellison 2014-5-22 Tehama Along Lassen Trail, about 3/4 mile west of Obe Fields Spring. USGS 7.5' quad for Barkley Mountain, T26N, R2E, Section 2, NW of NW. 1170 Comment
  UC1442623  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 1.5 mi n Red Bluff (along Dibble Creek, just e of e bridge of I-5 that crosses Dibble Creek); Dibble Creek 100 Comment
  CHSC28144  Cryptantha flaccida Robert A. Schlising 1979-4-14 3361 Tehama East of Red Bluff along the Hogsback. S-facing slope in canyon above Antelope Creek. 365 Comment
  CHSC68578  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south os Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  JEPS113154  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
  JEPS118002  Cryptantha flaccida Lowell Ahart, John Dittes 2011-6-9 17470 Tehama On gravel bar,on the southeast side of Acorn Hollow Creek at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS122060  Cryptantha flaccida Lowell Ahart, John Dittes 2014-5-17 19502 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  UC1442620  Cryptantha flaccida Lowell Ahart 1979-4-25 Tehama 1.5 mi n Red Bluff (along Dibble Creek); Dibble Creek 100 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
  CHSC77551  Cryptantha intermedia Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 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
  SDSU20595  Cryptantha intermedia var. intermedia Ronald B. Kelley 2005-5-29 823 Tehama 5.4 miles west of Paskenta on Toomes Campe Rd., southwest side of road. Cut slope (northeast facing). 498 Comment
  JEPS102884  Cryptantha muricata Lowell Ahart 2001-6-14 8820 Tehama W side of road M2, 7.5 mi W of Paskenta 579 Comment
  CHSC90453  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5408 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  RSA90797  Cryptantha simulans Milo S. Baker, H. K. Wagnon 1953-7-11 12826 Tehama 1.9 miles above Whitlock Camp. 1372 Comment
  RSA739763  Cryptantha torreyana John Dittes, Josephine Guardino, L. Ahart 2003-8-23 795 Tehama Tehama County 40Y 02 32.64 N, 122Y 50 54.23 W, T25, R9W, undesignated section, S Yolla Bolly 7.5 Quad, High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Swuare Lake. 2136 Comment
  RSA26598  Cryptantha torreyana Alice Eastwood, J. T. Howell 1941-7-9 9771 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA90796  Cryptantha torreyana Milo S. Baker, H. K. Wagnon 1953-7-12 2844 a Tehama Above Whitlock Camp in open forest along County Road somewhere from 3 miles to 6.1 miles from camp. 1524 Comment
  CAS-BOT-BC70526  Cryptogramma cascadensis George W. Gillett 1957-8-13 1056 Tehama Brokeoff Mt. trail from Sulphur works checking station 2133 Comment
  CHSC92719  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1369 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  RSA66604  Cuscuta californica P. A. Munz 1951-7-25 16894 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  UC980585  Cuscuta californica Milo S. Baker and H. K. Wagnon 1953-5-31 12692 Tehama near 5 mi post w Paskenta Comment
  CHSC80634  Cuscuta californica var. breviflora Lowell Ahart 2001-6-8 8771 Tehama Along a small wash, burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC102812  Cuscuta californica var. californica Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16312 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
  JEPS96036  Cuscuta campestris Vernon H. Oswald and Lowell Ahart 1996-7-8 7981 Tehama along Paynes Creek at the former bridge site at the W end of the gravel road; BLM parcel along Hwy 36 NE of Red Bluff; Hog Lake Plateau; Cascade Range Foothills 97 Comment
  CHSC40797  Cuscuta howelliana Pauleen Broyles 1982-6-14 727 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC66089  Cuscuta howelliana Vernon H. Oswald; Lowell Ahart 1996-5-27 7645 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the pipeline ca. 0.1 mi N of the S. boundary. 102 Comment
  UCD21118  Cuscuta howelliana Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 294 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584437; 4416064. Comment
  UC124530  Cuscuta indecora T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Mt. Comment
  UC1197613  Cycladenia humilis var. humilis Charlotte M. Wilder 1912-6-26 1845 Tehama above Deer Creek Meadows Deer Creek Meadows Comment
  UC851166  Cycloloma atriplicifolium Alice Eastwood 1912-8-26 1932 Tehama Red Bluff Comment
  RSA757293  Cynoglossum occidentale Barbara Ertter, Brad Olson 1991-7-6 10352 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC1037389  Cynoglossum occidentale Douglas Barbe 1955-7-22 249 Tehama ca. 1/8 mi. w. Square Lake (along trail to Long Lake); w. Tehama Co. 2103 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
  JEPS106324  Cynosurus echinatus Lowell Ahart 2004-6-11 11039 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  JEPS121179  Cyperus difformis Lowell Ahart 2013-8-2 18980 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  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
  HSC7213  Cyperus eragrostis Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  CHSC117724  Cyperus esculentus var. leptostachyus Lowell Ahart; John Dittes 2016-8-25 21314 Tehama Low wet depression along a dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS104233  Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama 5 air mi SE of Los Molinos (Deer Creek, S side, 400 yds E of Hwy 99) 60 Comment
  CHSC59188  Cyperus niger Vernon H. Oswald 1992-9-9 5205 Tehama Lassen Volcanic National Park. Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at it mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. 2042 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
  HSC95639  Cyperus niger Jim Jokerst, Jeri Donovan 1981-9-30 1501 Tehama Wurlitzer Ranch on Pine Creek, 1 mi. E of Meridian Rd., 0.5 mi. E of Bell Ranch on S bank of Pine Creek Comment
  CHSC102683  Cyperus squarrosus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16336 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC115536  Cyperus squarrosus Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20410 Tehama Northwest strand of Wilson Lake,east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  CHSC64926  Cyperus squarrosus Vernon H. Oswald 1995-5-28 6787 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. At the sw corner of the borrow pit. 219 Comment
  SBBG12961  Cyperus squarrosus T. L. Secrest 1958-6-29 Tehama Sacramento River at Red Bluff Comment
  JEPS64483  Cypripedium montanum W. L. Jepson 1927-6-21 12268 Tehama about 1 1/2 to 2 mi up Battle Creek; Mineral 1524 Comment
  JEPS120787  Cypselea humifusa Lowell Ahart 2013-9-17 19035 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  RSA755500  Cystopteris fragilis Barbara Ertter, Brad Olson 1991-7-6 10433 Tehama Cold Spring Creek ca. 1/2 mile southeast of Cold Spring Forest Station, ca. 30 air miles west of Corning, 0.4 miles from Ball Rock Road on road to Rocky Cabin 1829 Comment
  RSA90836  Cystopteris fragilis Milo S. Baker, H. K. Wagnon 1953-6-21 12760 Tehama Logging road W of Paskenta at Henderson s Canyon. 1524 Comment
  RSA66354  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama south base of South Yolla Bolly Mts. 2134 Comment
  CHSC65982  Damasonium californicum Vernon H. Oswald; Lowell Ahart 1996-4-23 7413 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the receding margins of Hog Lake (collected at the SW end). 263 Comment
  CHSC56997  Darmera peltata Steven Triano 1988-4-17 79 Tehama Along the bank of Big Chico Creek e of Hwy. 32 ca 15.6 mi n of Forest Ranch. 1048 Comment
  CHSC68568  Darmera peltata Vernon H. Oswald 1997-5-9 8410 Tehama Deer Creek Canyon at the bridge (8-69) between Potato Patch and Alder Creek campgrounds. 1143 Comment
  UCSB11516  Darmera peltata Dearing, Hugh; Dearing, Margaret 1938-6-21 Tehama Chico Creek 6.6 miles north of Loma Comment
  CHSC87809  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On the south edge of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  UCSB63852  Daucus pusillus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SE1/4 NE 1/4 Sect. 8; Cascade Range Foothills; near Hwy.36 201 Comment
  CHSC55574  Delphinium depauperatum K. R. Stern 1986-5-21 8300 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC31599  Delphinium nudicaule Thomas E. Higley 1974-5-5 88 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CAS-BOT-BC8055  Delphinium nuttallianum Alice Eastwood; John Thomas Howell 1941-7-9 9801 Tehama Government Flat Comment
  HSC87026  Delphinium nuttallianum Terry Hines, Ellen Purcell, N. Williams 1988-3-26 14 Tehama Hwy 36, 17.5 mi. E of County line. 213 Comment
  UCD22592  Delphinium nuttallianum L. K. Mann 1959-6-7 s.n. Tehama About 1 mile from State Highway 36 on cutoff to Lyonsville. Comment
  CHSC31355  Delphinium variegatum Thomas Chastain 1980-4-12 18 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  JEPS62385  Delphinium variegatum subsp. variegatum Virginia Bailey 1938-4-16 Tehama 4 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC614384  Delphinium variegatum subsp. variegatum Lincoln Constance, J. L. Morrison 1938-5-1 2179 Tehama Paskenta, Inner North Coast Ranges. 304 Comment
  CAS-BOT-BC192645  Deschampsia danthonioides L. P. Janeway 1991-5-11 3955 Tehama Battle Creek Wildlife Area. About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River 169 Comment
  HSC41102  Deschampsia danthonioides J. P. Smith, J. O. Sawyer 1973-4-14 6069 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  HSC75058  Deschampsia elongata J. P. Smith, Thomas W. Nelson 1978-7-22 10053 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  HSC9608  Deschampsia elongata C. R. Ball 1932-7-23 661 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  CHSC68942  Descurainia incana Vernon Oswald; Lowell Ahart 1997-7-7 8679 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Near the lookout. 2057 Comment
  CHSC7027  Dicentra formosa K. R. Stern 1964-6-24 2121 Tehama Mineral campground, ca. 1/2 mi. e of Mineral. 1508 Comment
  JEPS9570  Dicentra formosa Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  HSC87444  Dicentra formosa Clare R. Wheeler, Gladys L. Smith 1980-6-17 1757 Tehama Mendocino National Forest, NE of Anthony Peak, 1 mi. N of Wells Cabin Campground, just over line into Tehama Co. 1890 Comment
  JEPS88597  Dichanthelium acuminatum subsp. fasciculatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7694 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
  CHSC64247  Dichelostemma capitatum subsp. capitatum Lisa Krajcirik 1990-3-24 3 Tehama Ca. 1 mi e of Hwy 99W ca. 1000 ft n Thomes Creek. 91 Comment
  SBBG973  Dichelostemma capitatum subsp. capitatum H. and M. Dearing 1938-6-21 2058 Tehama Deer Crk, ca. 5 mi N of Loma [Lomo] Comment
  UCR52368  Dichelostemma capitatum subsp. capitatum Brent Helm, Curtis Miller, Mark Steiger 1988-3-25 38 Tehama 17.5 mi east of Tehama city line on Hwy 36 183 Comment
  HSC65823  Dichelostemma multiflorum D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 71 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS58084  Dichelostemma multiflorum Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  SD211496  Dichelostemma multiflorum Barbara Ertter, Brad Olson 1991-7-4 10274 Tehama Toomes Camp / Ball Rock Road 16.1 miles West of Paskenta, 2 miles Southeast of Kingsley Glade/Maxin junction circa 28 airmiles West of Corning, Southwest-facing dry meadow 1463 Comment
  JEPS16183  Dichelostemma multiflorum Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3129 Tehama 1 mi w Paskenta-Newville road junction (w Tehama County) Comment
  SEINET12046119  Dichelostemma multiflorum E. J. Miller 1978-1 6 Tehama 1 km W of Sacramento River at Woodson Bridge 9 Comment
  UCD139249  Dichelostemma multiflorum Clara Bishop 1929-4-1 1969 Tehama near Red Bluff. Comment
  UC765920  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama above Paskenta (on road to Covelo) Comment
  CAS-BOT-BC502807  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  CHSC105925  Dieteria canescens var. shastensis B. Castro; L. P. Janeway 1999-8-23 1034 I Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co. lines. 1997 Comment
  JEPS101587  Dieteria canescens var. shastensis Dean W. Taylor 1997-7-18 16138 Tehama headwaters North Fork Elder Creek 1981 Comment
  UCD63956  Digitaria ischaemum Collector Unknown 1949-10-1 Tehama Tehama Co. Comment
  HSC101765  Digitaria sanguinalis J. P. Smith 2011-9-23 13429 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  CHSC70910  Diplacus kelloggii Vernon Oswald; Lowell Ahart 1998-4-21 8934 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 609 Comment
  CHSC101398  Diplacus layneae David Isle 1992-5-24 1570 Tehama 9.5 miles above Paskenta Store; north of M-2 (23NO1.3); abt 0.35 miles above Mendocino National Forest boundary. 877 Comment
  HSC85943  Dodecatheon clevelandii Susan Carter, Eric May, Sarah McNaull 1987-3-28 87 Tehama 10 mi. E of Red Bluff, Rte. 36, mile marker 51 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
  CHSC13895  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-15 185 Tehama 2.3 mi ne on Kaufman Ave. from Hwy 99 (7.2 mi N of Los Molinos); 500 ft east of road in grassy cow pasture. Comment
  CHSC77367  Dodecatheon hendersonii Heidi West; L. P. Janeway 1999-3-3 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 304 Comment
  JEPS9532  Dodecatheon hendersonii Jos. Grinnell 1927-5-19 Tehama near Mineral (on Martin Creek); near Mineral, on Martin Creek 1584 Comment
  CHSC23433  Downingia bicornuta A. Morrison 1974-4-23 13 Tehama Found in pasture at Keefer Rd; 8 mi E of junction with Hwy 99. 57 Comment
  CHSC54005  Downingia bicornuta var. bicornuta Vernon H. Oswald; Lowell Ahart 1991-5-9 4558 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 margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  CHSC55087  Downingia cuspidata L. P. Janeway 1991-5-11 3953 Tehama Battle Creek Wildlife Area. About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 169 Comment
  CHSC70876  Downingia cuspidata Vernon Oswald; Lowell Ahart 1998-4-27 8977 Tehama Vestal Rd. 4.9 mi w of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. 292 Comment
  HSC104029  Downingia cuspidata L. Ahart 2012-6-2 18148 Tehama Northeast of Red Bluff; ~6.7 mi. NE of Dales and State Highway 36, on the east side of Long Road. 326 Comment
  UCD80191  Downingia cuspidata CNPS SN Foothill Team 2005-5-10 SNFN 0237 Tehama BLM Hog Lake/Paynes Creek, Hog Lake Platea, west of Hog Lake. 263 Comment
  CDA14906  Downingia ornatissima G. F. Hrusa, J. Hart 1998-5-1 14420 Tehama Sacramento Valley; On ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  HSC59042  Downingia ornatissima Thomas Wood 1979-4-28 142 Tehama Along Leninger Rd., E of Vina. 73 Comment
  UC1056267  Downingia ornatissima var. ornatissima Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3134 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  JEPS97458  Draba verna var. aestivalis Vernon H. Oswald and L. Ahart 1995-2-13 6482 Tehama Dales Lake Ecological Reserve. Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  UCD123999  Drosera rotundifolia Barry Rice 2011-8-21 BR 110810 Tehama no exact location. 1580 Comment
  UCD136422  Dryopteris arguta Dean W. Taylor 1976-7-9 6041 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC65050  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1995-7-17 7065 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Collected on a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  CHSC77562  Dysphania botrys Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 304 Comment
  CHSC95147  Dysphania pumilio R. D. Fischer 2005-9-10 848 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 8.4 miles from Hwy 32. 10.1 miles from Hwy 32. 1371 Comment
  JEPS124011  Dysphania pumilio Lowell Ahart, John Dittes 2015-8-5 20458 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
  CHSC66892  Echinochloa crus-galli Vernon H. Oswald; Lowell Ahart 1996-9-4 8250 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 182 Comment
  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
  HSC93246  Echinochloa crus-galli Vernon H. Oswald, L. Ahart 1996-9-4 8250 Tehama Cascade Range Foothills, along Hwy. 36 NE of Red Bluff. 183 Comment
  CHSC105932  Elatine brachysperma Lowell Ahart; John Dittes 2010-7-17 16845 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC40808  Elatine heterandra Pauleen Broyles 1982-5-12 581 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC40809  Elatine heterandra Pauleen Broyles 1982-5-21 647 Tehama 60 Comment
  CHSC40802  Eleocharis acicularis Pauleen Broyles 1982-6-24 771 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch just s of Lassen Rd. 60 Comment
  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
  JEPS88361  Eleocharis acicularis Vernon H. Oswald and Lowell Ahart 1996-9-4 8253 Tehama BLM parcel along Hwy 36 ne Red Bluff (growing on edge of creek ca 1 mi upstream from old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  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
  CHSC76534  Eleocharis engelmannii Heidi West; Caroline Warren, Julie Cunningham 1998-7-14 Tehama Vicinity of North Fork Stony Creek, Salt Creek, and Newville. 201 Comment
  CHSC66586  Eleocharis macrostachya Vernon H. Oswald; Lowell Ahart 1996-7-8 7969 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  UCD80272  Eleocharis macrostachya CNPS SN Foothill Team 2005-6-22 SNNR 0381 b Tehama USFS Lassen National Forest. 672 Comment
  CHSC66889  Eleocharis montevidensis Vernon H. Oswald 1996-9-4 8271 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC88263  Eleocharis parishii Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11182 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS19322  Eleocharis parishii W. L. Jepson 1929-9-27 15282 Tehama Manton 853 Comment
  UC1795600  Eleocharis quadrangulata G. F. Hrusa, J. Hart 1999-4-29 15027 Tehama Coyote Creek Conservation Area, S. of Red Bluff 152 Comment
  JEPS102406  Eleocharis quinqueflora Lowell Ahart 2001-6-8 8794 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  SEINET7587176 Image available Eleocharis suksdorfiana Lowell Ahart, John Dittes, Josephine Dittes 2003-8-23 10533 Tehama About 50 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2113 Comment
  UCD61269  Eleusine indica N. Macleod 1950-1 Tehama Tehama Co. 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
  RSA121623  Elymus X hansenii G. D. Barbe 1955-7-21 224 Tehama Growing on a rocky hill at the west shore of Square Lake 2104 Comment
  UCD62810  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Sulphur Works Checking Station. Lassen Volcanic National Park. 2011 Comment
  CHSC6712  Elymus caput-medusae B. Anthony 1968-4-11 450 Tehama Rest stop on Interstate Hwy. 5 North, 11 miles S. of Cottonwood. Comment
  RSA201306  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  UCD61550  Elymus elymoides V. P. Osterli 1950-5-24 Tehama Tehama County. Comment
  UC1584315  Elymus elymoides subsp. elymoides B. Adamson 1981-7-1 19 Tehama Round Mtn. 1524 Comment
  HSC10947  Elymus elymoides var. elymoides R. S. White 1965-5-15 80 Tehama 30 miles E of Red Bluff on Hwy. 36. Comment
  HSC74949  Elymus elymoides var. elymoides J. P. Smith 1979-6-23 10160 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  JEPS102672  Elymus glaucus subsp. glaucus Lowell Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC203732  Elymus glaucus subsp. glaucus John Thomas Howell 1960-8-18 36062 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC66098  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1996-5-27 7639 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the S bank of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  JEPS118694  Elymus multisetus B. Castro, L. P. Janeway 2000-6-15 1299 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2 at Beehive Flat. Riley Ridge 7.5' quad. Comment
  JEPS88251  Elymus multisetus Vernon H. Oswald and Lowell Ahart 1996-5-20 7594 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (upper bank of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  UCD80545  Elymus multisetus CNPS SN Foothill Team 2005-7-1 SNNR 0492 d Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  JEPS87471  Elymus sierrae Vernon H. Oswald and Lowell Ahart 1993-9-2 5912 Tehama ca 20 air mi nw Paskenta, (ridge running e from Mt. Linn, n slope of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  JEPS96673  Elytrigia elongata Dean W. Taylor 1997-6-9 16118 A Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 1996 Comment
  UCD15029  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 miles east of Ides Cove. 2103 Comment
  CAS-BOT-BC165907  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 mi. east of Ides Cove 2133 Comment
  HSC49658  Epilobium ciliatum subsp. ciliatum J. P. Smith, Thomas W. Nelson 1978-7-22 10051 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  JEPS105920  Epilobium ciliatum subsp. ciliatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11199 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  RSA718737  Epilobium ciliatum subsp. ciliatum L. Ahart 2006-7-25 13076 Tehama 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. 1519 Comment
  UC1037388  Epilobium ciliatum subsp. glandulosum Douglas Barbe 1955-7-21 233 Tehama w and s shores Square Lake (w Tehama Co.) 2103 Comment
  CHSC66092  Epilobium cleistogamum Vernon H. Oswald; Lowell Ahart 1996-5-27 7649 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the largest pool in the cluster of pools located N of the farm pond. 103 Comment
  CHSC105930  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
  CHSC66493  Epilobium densiflorum Vernon H. Oswald; Lowell Ahart 1996-5-20 7599 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
  UC764939  Epilobium densiflorum R. F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  UCD80479  Epilobium densiflorum CNPS SN Foothill Team 2005-6-21 SNNR 0351 b Tehama Tehama County; USFS Lassen National Forest; stand abuts Mill Creek on its southern corner. 559 Comment
  JEPS95477  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  UC725704  Epilobium glaberrimum subsp. glaberrimum A. A. Heller 1937-6-26 15345 Tehama slope along creek w Deer Creek Meadows; Deer Creek 1371 Comment
  RSA78626  Epilobium hallianum J. M. Tucker 1951-6-28 2152 Tehama 500 ft lower than summit, E side of Anthony Peak. 1951 Comment
  JEPS103345  Epilobium minutum Lowell Ahart 2002-4-27 9569 Tehama Near a wash and a large rock outcrop, ca 100 yards from the E side of Road M2 and 20 yards E of the poor dirt road used to service the pole line, ca 350 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  JEPS105891  Epilobium minutum Lowell Ahart 2004-4-29 10792 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
  POM304448  Epilobium minutum Alice Eastwood, John Thomas Howell 1941-7-9 9763 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC96678  Epilobium pallidum Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13832 Tehama Bottom of a shallow vernal pool or swale, about 120 feet east of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  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
  CHSC105502  Epilobium torreyi Lowell Ahart; John Dittes 2010-7-17 16866 Tehama On dry red rocky soil, 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
  JEPS38193  Epilobium torreyi W. L. Jepson 1927-6-19 12255 Tehama a few mi w Tuscan Buttes Comment
  CDA38096  Epilobium torreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2672 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  UC1736444  Epipactis gigantea Dean W. Taylor 1972-6-18 1524 Tehama Wells Creek campground, on east side of Mt. Tedoc 914 Comment
  CHSC100285  Equisetum hyemale subsp. affine D. Isle 1989-4-20 1493 Tehama Mendocino National Forest - North Coast Ranges. Sacramento River. Red Bluff Diversion Dam area. Comment
  CHSC77290  Equisetum laevigatum Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  JEPS106112  Equisetum laevigatum Lowell Ahart 2004-6-11 11023 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
  CAS-BOT-BC204514  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony, three miles north of Corning 79 Comment
  SEINET4178264 Image available Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony, three Miles North 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
  HSC95763  Eragrostis pectinacea var. pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CHSC80238  Eriastrum brandegeeae B. Castro; L. P. Janeway 2000-6-7 1197 Tehama Vicinity of Paskenta and Thomes Creek, on NE end of NE-trending ridge in hills S of main ck. 362 Comment
  CHSC92151  Eriastrum brandegeeae J. Molter 1993-6-26 766 b Tehama Along aband. rd. 640 Comment
  UC1096415  Ericameria bloomeri J. I. Mallory 1957-8-19 164 Tehama 0.5 mi nw Edge Cabin Spring (Quad. 34B3); Lassen National Forest 1645 Comment
  CHSC85312  Ericameria greenei John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 804 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.2 air-mile east by northeast of Square Lake. 2144 Comment
  CHSC32818  Ericameria linearifolia Brian H. McMurtry 1979-4-7 1 Tehama Ca. 2mi. se of Paskenta on Round Valley Rd. Comment
  JEPS121762  Ericameria nauseosa var. oreophila L. P. Janeway 2013-10-14 11208 Tehama High Cascade Range. Top of ridge between Cub Creek and Butt Creek, 2.5 air km north-northwest of Humboldt Summit. Comment
  CAS-BOT-BC294315  Ericameria nauseosa var. speciosa John Thomas Howell 1943-8-8 19204 Tehama Near Government Flat Comment
  UC87262  Ericameria nauseosa var. speciosa T. S. Brandegee 1892-9-20 Tehama Yolla Bolly Mt. Comment
  JEPS41559  Erigeron bloomeri Mr. H. W. Furlong, Mr. W. B. Greeley, Miss Mary Wilson, and Miss Anna Alexander 1901-1-1 Tehama between Merrill and Cottonwood Comment
  RSA0113457  Erigeron coulteri Henry J. Ramsey, Henry J. Ramsey 1938-8-3 1724 Tehama Mineral King. Comment
  CAS-BOT-BC296804  Erigeron divergens Homer Miller 1917-5-1 s.n. Tehama Mountains of Tehama Co. Comment
  UC1586624  Erigeron divergens Vernon H. Oswald and Lowell Ahart 1991-5-9 4562 Tehama located ca. 1.5 mi ne (over the Sacramento River) Bend Bridge (ca. 6.5 mi nne of Red Bluff, on the w edge of Paynes Creek, ca. 1000 ft upstream from the Sacramento River); Paynes Creek Recreation Area 91 Comment
  CAS-BOT-BC295155  Erigeron inornatus H. F. Copeland 1920-7-17 102 Tehama On Butt Mt. 1828 Comment
  CHSC65090  Erigeron inornatus var. inornatus Vernon H. Oswald; Lowell Ahart 1995-7-31 7167 Tehama Cascade Range Foothills. Lane Valley Rd. 3.3 mi N of Hwy. 36, N of Paynes Creek. Edge of road. 457 Comment
  SJSU6612  Erigeron lassenianus C. W. Tilden 1960-6-26 1484 Tehama Wilson Lake, northwestern Tehama County 1524 Comment
  HSC101763  Eriochloa aristata var. aristata J. P. Smith 2011-9-23 13427 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  CAS-BOT-BC189019  Eriodictyon californicum Doris Kildale Gillespie 1930-3-9 9300 Tehama 15 miles W of Mineral on Susanville Road Comment
  RSA105361  Eriogonum compositum G. D. Barbe 1955-7-21 226 Tehama West shore of Square lake. 2104 Comment
  CAS-BOT-BC248817  Eriogonum compositum var. compositum James R. Shevock 1985-6-22 11242 Tehama Mendocino National Forest. Along forest road M-2, just north of Government Flat Campground 1752 Comment
  UC1037406  Eriogonum compositum var. compositum Douglas Barbe 1955-7-21 226 Tehama w shore of Square Lake Square Lake 2103 Comment
  RSA66987  Eriogonum compositum var. compositum P. A. Munz 1951-7-25 16889 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CDA13584  Eriogonum dasyanthemum G. F. Hrusa 1996-8-17 13508 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC76526  Eriogonum dasyanthemum Heidi West; Caroline Warren 1999-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. On side of road in shale ruts. 335 Comment
  JEPS128463  Eriogonum dasyanthemum Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -064 Tehama West slope Tedoc Mountain, Beegum Creek watershed; Road 45 south of milepost 11. Comment
  RSA90828  Eriogonum dasyanthemum Milo S. Baker, H. K. Wagnon 1953-7-12 12910 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  CHSC64982  Eriogonum libertini Vernon H. Oswald; Lowell Ahart 1995-7-12 7039 Tehama W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). Common in open forest. 1615 Comment
  SEINET3026120 Image available Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1390 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
  CHSC79196  Eriogonum lobbii L. P. Janeway 2000-6-29 6846 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  RSA279668  Eriogonum luteolum James L. Reveal 1978-7-19 4789 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1387 Comment
  UC912849  Eriogonum luteolum var. luteolum Alice Eastwood Aug 22 1912-Aug 26 1912 1934 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  UC725288  Eriogonum luteolum var. luteolum A. A. Heller 1937-7-21 Tehama Deer Creek Comment
  SD22508  Eriogonum nudum var. nudum Susan G. Stokes July 15 Tehama So. Red Bluff Comment
  CHSC65111  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-31 7168 Tehama Lane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. In basalt cobbles along the edge of the road. 533 Comment
  JEPS56541  Eriogonum plumatella W. G. Wright 1925-7-12 Tehama Mineral 2438 Comment
  CHSC101055  Eriogonum roseum John Dittes; Josephine Guardino 2005-7-30 1065 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; old field on historic floodplain terrace of Mill Creek. 64 Comment
  UCSB63983  Eriogonum roseum Jokerst, James; Donovan, Jeri 1981-9-30 Tehama Wurlitzer Ranch on Pine Creek; 1.0 mi E of Meridian Rd; ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek Comment
  RSA66603  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-25 16893 Tehama 1 mile E of Square Lake. 2134 Comment
  UC1019552  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-16 70 Tehama directly s near Squaw Camp and Pole Corral on Boswell Ridge South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 2133 Comment
  SBBG119891  Eriogonum spergulinum var. reddingianum L. Ahart 2003-8-23 10525 Tehama ca. 10 yards N of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  RSA66629  Eriogonum sphaerocephalum P. A. Munz 1951-7-26 16923 Tehama East flank South Yolla Bolly Pk. 2317 Comment
  CAS-BOT-BC267414  Eriogonum tripodum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5363 Tehama Along lumber-truck road 8.4 miles north and west of Paskenta 762 Comment
  CAS-BOT-BC267416  Eriogonum tripodum Robert F. Hoover 1938-6-10 3591 Tehama North of Jelley's [Jellys] Ferry Comment
  JEPS13905  Eriogonum tripodum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5363 Tehama 8.4 mi n and w along lumber-truck road Paskenta 762 Comment
  CAS-BOT-BC267868  Eriogonum umbellatum var. bahiiforme John Thomas Howell 1943-8-8 19202 Tehama Near Government Flat Comment
  UCD101420  Eriogonum umbellatum var. bahiiforme J. M. Tucker; L. K. Mann 1959-7-19 3561 Tehama southeast side of South Yolla Bolly Mountain. 2194 Comment
  CHSC66602  Eriogonum wrightii var. trachygonum Vernon H. Oswald 1996-7-19 8071 Tehama BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Along an old river channel on the NE side of the parcel. 103 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
  CHSC64944  Eriophyllum lanatum var. aphanactis Vernon H. Oswald; Lowell Ahart 1995-7-12 6999 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. Roadside. 950 Comment
  CHSC78801  Eriophyllum lanatum var. grandiflorum Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS34491  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1934-5-4 16623 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
  JEPS75822  Eriophyllum lanatum var. lanceolatum Todd and Virginia Keeler-Wolf 1971-7-24 363 Tehama about 0.25 mi sw of North Yolla Bolly Mountain 2286 Comment
  SEINET14188802  Erodium brachycarpum R. R. Halse 2016-1 9650 Tehama Along Newville Rd ca. 8.2 mi NW of its junction with Interstate Hwy 5 at Orland; NE end of Black Butte Reservoir, near spillway to Stony Creek 113 Comment
  RSA424710  Erodium moschatum Aaron Liston, M. Blumler 1987-4-24 656 -2 Tehama Hwy 36 between Dales and Paynes Creek; 1.9 miles E of Dales. 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
  UC1789192  Eryngium articulatum Barbara Ertter 2003-7-20 18248 Tehama Manton Road (A6) 2 miles south of Lanes Valley Rd, ca 18 airmiles northeast of Red Bluff, wet roadside ditch below green stringer on lava flat, 317 Comment
  UC735031  Eryngium articulatum Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3202 Tehama 1 mi. w. Corning (Sacramento Valley); Sacramento Valley 91 Comment
  UC1552107  Eryngium castrense A. Liston and M. Blumler 1987-4-24 654 -9 Tehama 4-5 mi SW of Dales (Hwy. 36 between Dales and Paynes Creek) Comment
  UCD21119  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 295 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW006. Comment
  UCD144171  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Comment
  CHSC90900  Erysimum capitatum Niall McCarten; Roxanne Bittman 1986-6-15 5483 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC89842  Erythranthe cardinalis Shirley Innecken; B. Castro 2001-6-11 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 304 Comment
  CHSC57519  Erythranthe glaucescens S. R. Mitchelson 1987-4-17 20 Tehama Ca 2 km n of Finley Butte. 540 Comment
  CHSC105218  Erythranthe guttata Lowell Ahart; John Dittes 2010-7-19 16902 Tehama About 5 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  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
  CHSC87327  Erythranthe latidens Lowell Ahart 2004-4-29 10789 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
  CHSC80698  Erythranthe microphylla Lowell Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC115806  Erythranthe moniliformis Lowell Ahart; John Dittes 2015-8-5 20466 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
  JEPS124012  Erythranthe moniliformis Lowell Ahart, John Dittes 2015-8-5 20466 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
  CHSC70845  Erythronium californicum Vernon Oswald 1998-4-1 8897 Tehama Nomalaki Trail just south and uphill from the first drainage south of Mud Flat Rd., Mendocino NF. 594 Comment
  CAS-BOT-BC502688  Erythronium californicum R. M. Holman 1933-4-23 s. n. Tehama About 5 miles east of Beegum on old road from Red Bluff Comment
  CAS-BOT-BC502689  Erythronium californicum Elmer I. Applegate 1933-4-23 6118 Tehama Mud Flat, below Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  CHSC61445  Erythronium purpurascens Vernon H. Oswald; Lowell Ahart 1993-8-18 5823 Tehama E slope of Mt. Conard just below the summit ridge, near the S boundary of Lassen Volcanic National Park. 2414 Comment
  JEPS118188  Erythronium purpurascens Dean W. Taylor 2004-5-26 19073 Tehama Turner Mountain, Forest Road 29N48 0.3 mi S of crossing of Antelope Creek (ca. 5 air miles SSW of Mineral) 1676 Comment
  JEPS96554  Erythronium purpurascens Dean W. Taylor 1997-6-25 16109 Tehama open slopes between Forest Road 28N70 and Turner Lake; Lassen National Forest 1920 Comment
  SBBG57772  Erythronium purpurascens H. and M. Dearing 1938-6-23 206 Tehama 15 mi E of Mineral Comment
  CAS-BOT-BC402932  Eschscholzia californica A. A. Heller 1922-5-13 13624 Tehama Along the highway between Dairyville and Red Bluff at the Cone ranch Comment
  HSC1749  Eschscholzia californica Larry Berti 1969-3-22 54 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
  CHSC96521  Eschscholzia lobbii Lowell Ahart 2007-5-8 13744 Tehama Along flood plain of Dibble Creek, about 100 yards norht of Highway 36, about 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  POM272351  Eschscholzia lobbii Lyman Benson 1929-3-26 1058 Tehama 10 miles north of Red Bluff Comment
  CHSC87320  Euphorbia oblongata Lowell Ahart 2004-4-15 10749 Tehama On the north side of Tehama Vina Road, about 100 yards north of the Railroad, about 200 yards east of the Sacramento River, in the town of Los Molinos. 57 Comment
Read comments
May 6 2010
  RSA530019  Euphorbia ocellata var. rattanii G. L. Clifton 1990-8-7 22499 Tehama Thomas Creek, under Rawson Road bridge crossing. 95 Comment
  CHSC66485  Euphorbia spathulata Vernon H. Oswald; Lowell Ahart 1996-5-20 7591 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Slope above Paynes Creek. 164 Comment
  CHSC95130  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama High Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Southeast-facing slope. 1253 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
  UCSB23951  Euthamia occidentalis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  CHSC101634  Festuca arundinacea D. Isle 1989-4-20 1617 Tehama Mendocino National Forest. Red Bluff Diversion Dam area; east of Sacramento River diversion. Comment
  HSC74978  Festuca californica J. P. Smith, Thomas W. Nelson 1979-6-24 10190 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  JEPS94576  Festuca californica Vernon Oswald and Lowell Ahart 1997-7-7 8684 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness) 2057 Comment
  CHSC65003  Festuca idahoensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7046 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
  UCD66128  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on rte. 32 banks above Deer Creek. Comment
  CHSC110091  Festuca trachyphylla Barbara L. Wilson 2011-8-1 16729 Tehama 1453 Comment
  CAS-BOT-BC62999  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  CHSC86547  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. 780 Comment
  CHSC88544  Fraxinus dipetala Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CDA39690  Fraxinus latifolia G. D. Barbe 1975-10-23 2097 Tehama Bank of canal north of Thomes Creek, 0.8 mile south of Gyle Road on Hall Road. 0 Comment
  HSC21360  Fremontodendron californicum R. Spellenberg 1964-6-18 470 Tehama 10 mi. SW of Mineral on Hwy 36 Comment
  HSC21365  Fremontodendron californicum K. P. St. John 1965-5-7 36 Tehama 6 mi. E of Paynes Creek on Hwy. 36 Comment
  HSC34105  Fremontodendron californicum M. G. Schmidt 1975-7-10 8 Tehama Tedoc Rd. Comment
  HSC73390  Fremontodendron californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 116 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  RSA127453  Fremontodendron californicum Peter H. Raven, Otto T. Solbrig 1958-6-16 13242 Tehama Along State Hwy 36, 2 miles W of Paynes Creek. Comment
  UC871661  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama ridge w of Paynes Creek 548 Comment
  CHSC1947  Fremontodendron californicum subsp. californicum 1936-5-1 Tehama Manton. Comment
  CHSC49443  Fremontodendron californicum subsp. californicum Vernon Oswald 1985-5-11 1752 Tehama Hwy 32 6 mi e of Paynes Creek. 914 Comment
  CHSC64999  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1995-7-12 7007 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. 981 Comment
  CHSC35304  Fritillaria affinis J. D. Jokerst 1982-3-16 1512 Tehama 200 meters E of H. Wurlitzer's house (=Bell Ranch on USGS topo map). Comment
  CHSC70847  Fritillaria affinis Vernon Oswald 1998-4-1 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF. 579 Comment
  UC1010401  Fritillaria affinis Milo S. Baker and H. K. Wagnon 1953-5-10 12620 Tehama w of Paskenta (on logging road near 13 mi post) Comment
  JEPS5217  Fritillaria pluriflora Guy Smith 1932-3-11 Tehama along Elk Creek, 5 mi sw of Elk Creek, at the entrance to the California Forest, boundary of Glenn-Tehema Counties Elk Creek; California Forest Comment
  CHSC82565  Fritillaria recurva Tara Morgan 2002-4-28 49 Tehama Seen along Deer Creek Trail west of the campground downstream of lower Deer Creek Falls. The campground is accessible by vehicle down the forest service road off of Highway 32 (the turnoff is in section 36). All over the trail along Deer Creek. 905 Comment
  JEPS13254  Galium ambiguum subsp. ambiguum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5306 Tehama summit Snake Ridge; watershed between Thomes Creek and Sacramento Valley 1889 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
  SEINET1910297  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-1 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  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
  HSC19776  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge, S of Yolla Bolly Mtn. 2134 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
  CHSC54111  Galium andrewsii subsp. andrewsii Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4608 Tehama Raglin Ridge Rd, 3.2 miles south-southwest of Colyear Springs Rd, north-west of Paskenta. 792 Comment
  CHSC96547  Galium aparine Lowell Ahart 2007-4-3 13624 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS95679  Galium aparine Vernon H. Oswald and L. Ahart 1995-4-3 6595 Tehama 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
  JEPS13239  Galium bifolium Rimo Bacigalupi 1955-7-17 5340 Tehama ridge-top close to head of Snake Ridge ((lateral ridge)); Mendocino Nat'l Forest 1874 Comment
Read comments
Jun 15 2007
  RSA90817  Galium bifolium Milo S. Baker, H. K. Wagnon 1953-7-12 12884 Tehama 5.3 miles from Whitlock Camp along county road. Comment
  SD70512  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain 2345 Comment
  RSA158039  Galium grayanum var. nanum J. M. Tucker, L. K. Mann 1959-7-19 3541 Tehama At summit. S Yolla Bolly Mtn. 2466 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
  JEPS106290  Galium parisiense Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10745 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  UCD80733  Galium parisiense CNPS SN Foothill Team 2005-6-13 SNNR 0189 Tehama CDFG, Tehama Wildlife Area. 856 Comment
  HSC94206  Galium parisiense D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 28 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of the Hwy. 213 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
  SBBG7314  Galium sparsiflorum H. and M. Dearing 1938-6-21 Tehama Deer Crk Cyn, ca. 5 mi N of Loma [Lomo] 1219 Comment
  UC1043545  Garrya congdonii P. C. Everett and E. K. Balls 1954-10-16 20315 Tehama 7.6 mi sw Paskenta (on road to Covelo, about Mud Flat Campground) 701 Comment
  UC1052005  Garrya fremontii R. A. Manning 1954-2-18 2 Tehama 5 mi e Paynes Creek (on Plum Creek road); Lassen National Forest 975 Comment
  CHSC66125  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7478 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along a drainage flowing in a northeasterly direction from the SW corner of the reserve. 106 Comment
  CDA30211  Gayophytum diffusum subsp. diffusum L. Ahart, J. Dittes, J Guardino 2009-8-27 16319 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  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
  UCD103604  Gayophytum diffusum subsp. diffusum R. A. Schlising; C. A. Lawler 1979-8-21 3471 Tehama S of Lassen National Park, W of Childs Mdws, 0.25 mi S of jct Hwy 36 and Hwy 172 (to Mill Cr.), along side of latter; area of montane forest. Comment
  CHSC63224  Gayophytum heterozygum Lowell Ahart 1994-7-24 7514 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  HSC74940  Gayophytum heterozygum J. P. Smith, Thomas W. Nelson 1979-6-24 10169 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  POM304449  Gayophytum heterozygum Alice Eastwood, John Thomas Howell 1941-7-9 9764 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SEINET10969635  Gayophytum nuttallii David B. Dunn 1971-8-15 Dunn 18162 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. 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
  CHSC102677  Gentiana newberryi var. tiogana Lowell Ahart; Josephine Guardino 2009-9-6 16369 Tehama Along a small stream that flows into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, About 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  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
  CHSC57384  Geranium molle B. G. Clark 1987-4-6 17 Tehama Southside of Hogsback Rd 3.8 mi east of Hwy 99. Approx. 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  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
  CHSC41023  Gilia tricolor Pauleen Broyles 1982-4-15 419 Tehama The Nature Conservancy Vina Plains Preserve. Slope ca 150 m south of Lassen Rd and 150 m east of Hwy 99. 66 Comment
  UCSB31757  Gilia tricolor Iloff, E. 1965-4-14 Tehama Los Molinos, Sierra Nevada Mountains 457 Comment
  CHSC66480  Githopsis pulchella subsp. campestris Vernon H. Oswald; Lowell Ahart 1996-5-20 7593 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Edge of intermittent stream near Paynes Creek. 158 Comment
  JEPS94338  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1997-5-14 8452 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 Mill Creek at Black Rock; Ponderosa Way 725 Comment
  CHSC83630  Githopsis specularioides L. P. Janeway 2002-4-23 7517 Tehama Inner North Coast Ranges. South edge of the flats on the south side of North Fork Stony Creek, 0.4 mi west of edge of Black Butte Lake. 146 Comment
  JEPS126584  Githopsis specularioides Lowell Ahart, John Dittes 2016-6-22 21041 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  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
  JEPS116116  Glyceria borealis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16344 Tehama On wet dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mi 1493 Comment
  CDA2102  Glyceria declinata L. P. Janeway, B. Castro 2000-4-21 6669 Tehama High Cascade Range; On north side of Mill Creek, 1.9 km east-northeast of Black Rock and Ponderosa Way. Comment
  CHSC79885  Glyceria declinata L. P. Janeway; B. Castro 2000-4-21 6669 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  RSA699701  Glyceria declinata L. Ahart, Samantha Hillaire 2004-7-9 11183 Tehama Seep on the north side of the Mill Creek trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock campground, and Ponderosa Way (Forest Road 28N29, about 26 miles (air) east of Red Bluff. 655 Comment
  HSC93483  Gratiola ebracteata G. Fred Hrusa 1998-5-10 14437 Tehama Coyote Creek Conservation Area: ridge above Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 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
  CHSC91074  Grindelia camporum D. Isle 2002-8-29 272 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Just above (N of) curve in Rd. 23N53. 1280 Comment
  CHSC66556  Grindelia hirsutula var. davyi Vernon H. Oswald; Lowell Ahart 1996-7-8 7956 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of the stream crossing the NE corner of the parcel. 182 Comment
  CHSC75352  Grindelia hirsutula var. davyi Ben Myhre 1997-4-25 30 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC105914  Hackelia amethystina B. Castro; L. P. Janeway 1999-8-24 1034 O Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of Buck Rock, along USFS Route M2, just upslope from Irish Glade. 1828 Comment
  CHSC90903  Hackelia amethystina Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5440 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CHSC102609  Hackelia californica L. P. Janeway 2009-7-26 9878 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  UC1036244  Hackelia micrantha George W. Gillett 1952-7-20 91 Tehama vicinity of Sulphur Works (above highway one mi below hot springs area, slope of Brokeoff andesite); Lassen Volcanic National Park Comment
  CHSC68939  Hackelia setosa Vernon Oswald; Lowell Ahart 1997-7-7 8665 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. Along the edge of a large hillside seep. 1676 Comment
  UC1023462  Harmonia stebbinsii Milo S. Baker and H. K. Wagnon 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  JEPS118587  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. Onion Butte 7.5; quad. Comment
  JEPS118031  Hedypnois rhagadioloides Lowell Ahart, John Dittes 2011-6-9 17462 Tehama In shade under steep bank on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CDA6445  Helenium bigelovii L. P. Janeway 2001-7-29 7396 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  UC54077  Helenium bigelovii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4397 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCR130073  Helenium bigelovii George K. Helmkamp, E. A. Helmkamp 2001-7-7 6900 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  RSA105344  Helianthella californica var. nevadensis G. D. Barbe 1955-7-17 216 Tehama 1 mile E of Howell Camp on the county road. 1890 Comment
  JEPS121182  Heliotropium curassavicum var. oculatum Lowell Ahart 2013-8-2 18973 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC117717  Heliotropium europaeum Lowell Ahart; John Dittes 2016-8-25 21291 Tehama Along roads, about 50 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC40688  Heliotropium europaeum Pauleen Broyles 1982-8-5 824 Tehama The Nature Convervancy Vina Plains Preserve. Just s of barn. 60 Comment
  JEPS103458  Heliotropium europaeum Lowell Ahart 2002-11-4 10007 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  JEPS118029  Heliotropium europaeum Lowell Ahart, John Dittes 2011-6-9 17471 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  UCR108221  Heliotropium europaeum L. C. Wheeler 1958-7-31 7358 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  UCR58630  Heliotropium europaeum D. F. Howe 1963-8-8 s.n. Tehama Sacramento Valley, Along Route 99, 5.1 miles north of Corning 88 Comment
  CHSC80596  Hemizonia congesta subsp. clevelandii Lowell Ahart 2001-6-8 8762 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS75355  Hemizonia congesta subsp. clevelandii Todd and Virginia Keeler-Wolf 1975-8-10 Tehama 1 mi e Patton Mills; Yolla Bolly Mtns 975 Comment
  HSC95450  Hemizonia congesta subsp. clevelandii L. Ahart 2001-6-8 8762 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  CHSC62929  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1994-4-6 6084 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 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
  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
  CHSC100295  Hesperolinon disjunctum D. Isle 1989-6-22 1502 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. North rd bank W of Paskenta on road M2. 914 Comment
  CHSC48599  Hesperolinon micranthum Vernon Oswald 1986-6-23 2149 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  UC2031483  Hesperolinon micranthum Barbara Ertter with Brad Olson 1991-7-5 10293 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff 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
  JEPS101970  Hesperolinon tehamense Dean W. Taylor 1997-6-5 16034 Tehama Beehive Flat, Toomes Camp Road (Forest Road M2); 7 road miles west of Paskenta 701 Comment
  JEPS101972  Hesperolinon tehamense Dean W. Taylor 1997-6-27 16104 Tehama one mile South of Pepperwood Spring; Raglin Ridge Road, Mendocino National Forest 853 Comment
  RSA699779  Hesperolinon tehamense L. Ahart 2004-6-30 11150 Tehama About 9 miles west of Paskenta. 883 Comment
  UC1212201  Hesperolinon tehamense Helen K. Sharsmith 1959-5-26 4689 Tehama Covelo-Paskenta (Round Valley) road 5.1 mi above junction of Newville-Paskenta road (2.1 mi within the national forest boundary); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  RSA93376  Hesperolinon tehamense Milo S. Baker 1953-7-12 12909 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  CHSC80626  Heterocodon rariflorum Lowell Ahart 2001-6-8 8766 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS118000  Heterocodon rariflorum Lowell Ahart, John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC78891  Heteromeles arbutifolia Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  CHSC46862  Heterotheca oregona var. rudis Vernon Oswald 1989-9-7 3992 Tehama Black Butte Dam. 152 Comment
  UC894686  Heterotheca oregona var. rudis Alice Eastwood Aug 22 1912-Aug 26 1912 1925 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  CAS-BOT-BC318626  Hieracium greenei Clare B. Hardham 1971-8-10 18306 Tehama South Yolla Bolly Mountain 2133 Comment
  JEPS87527  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  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
  JEPS102787  Hieracium nudicaule Lowell Ahart 2001-6-16 8856 Tehama Dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS88371  Hirschfeldia incana Vernon H. Oswald and Lowell Ahart 1996-4-23 7440 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channels of Paynes Creek just downstream from the power line); Cascade Range Foothills, Hog Lake Plateau 147 Comment
  CHSC88270  Holcus lanatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11188 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  RSA739760  Holodiscus microphyllus John Dittes, Josephine Guardino, L. Ahart 2003-8-23 810 Tehama High N coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Eastern ridge of Mt. Linn. 0.5 air mile E by NE of Square Lake. 2148 Comment
  CHSC85296  Holodiscus microphyllus var. microphyllus John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 810 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake. 2147 Comment
  CHSC66099  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1996-5-27 7648 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd NW of Corning. On bed of a pool along the pipeline ca. 0.1 mi N of the S boundary. 102 Comment
  CHSC75429  Hordeum marinum subsp. gussoneanum Ben Myhre 1997-4-25 34 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  SEINET11689130  Hordeum marinum subsp. gussoneanum Unknown 1982-1 489 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Road & E of irrigation ditch 67 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
  CHSC107237  Hordeum murinum subsp. leporinum Lowell Ahart; John Dittes 2011-6-9 17467 Tehama On the east bank 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
  CHSC96668  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 13753 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  RSA105382  Horkelia fusca subsp. parviflora G. D. Barbe 1955-8-4 352 Tehama 1/2 mile N of Big Flat. 1524 Comment
  RSA719180  Horkelia tridentata L. Ahart 2006-7-19 13021 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  POM224395  Horkelia tridentata H. P. Bracelin 1931-5-30 370 Tehama Meadow on Mill Creek, 1 mile W of Mineral Comment
  SEINET10449892  Horkelia tridentata David B. Dunn 1971-8-15 Dunn 18172 Tehama 1.5 miles w of lassen park headquarters, yellow pine forest Comment
  CAS-BOT-BC540022  Horkelia tridentata var. tridentata John Thomas Howell 1960-4-20 36272 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  JEPS97356  Hydrocotyle ranunculoides Vernon H. Oswald and L. Ahart 1995-7-31 7163 Tehama 29N R1W NW1/4 Sec. 5, 1100 ft, Cascade Range Foothills, Blue Oak Woodland. Man-ton 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
  SD43487  Hydrophyllum capitatum Philip A. Munz 1947-5-18 4387 Tehama 12 mi E of Mineral on Hwy 36 1584 Comment
  SBBG6110  Hydrophyllum occidentale H. and M. Dearing 1938-6-25 2128 Tehama Battle Crk Comment
  UC2031497  Hydrophyllum occidentale Barbara Ertter with Brad Olson 1991-7-6 10376 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
  CHSC79322  Hypericum anagalloides B. Castro; C. Warren 2000-4-13 1077 Tehama Vicinity of Orland, W of Highway I-5, along main Rice Creek channel. 83 Comment
  UCR130067  Hypericum formosum subsp. scouleri George K. Helmkamp, E. A. Helmkamp 2001-7-7 6906 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC105501  Hypericum perforatum Lowell Ahart; John Dittes 2010-7-17 16874 Tehama On dry rocky soil, 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
  RSA704008  Hypochaeris glabra Daphne K. Christopher, Hannah Stevens, M. Bibbo 2003-4-20 217 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC64386  Idahoa scapigera Vernon H. Oswald; Lowell Ahart 1995-3-6 6505 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just e of Pool 20 (Orcuttia pool). 219 Comment
  JEPS97444  Idahoa scapigera Vernon H. Oswald and L. Ahart 1995-3-6 6505 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  CAS-BOT-BC274066  Imperata brevifolia J. D. Jokerst; H. Wurlitzer 1984-3-18 1943 Tehama South exposure, area identified as spring on USGS topographic maps, T24N, R1E, SE1/4 of NW1/4 Section 35 304 Comment
  CAS-BOT-BC69930  Isoetes howellii Alice Eastwood; John Thomas Howell 1934-4-21 1845 Tehama 5 mi. s. of Cottonwood. 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
  CHSC79934  Isoetes howellii B. Castro; L. P. Janeway 2000-5-11 1172 Tehama Vicinity of Orland and Black Butte Lake. 88 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
  CHSC65083  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1995-7-31 7154 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. 213 Comment
  CHSC93643  Juglans californica var. hindsii Paul Kirk; Joe Silveira 2001-10-22 14 Tehama North end of Mooney Island Unit of Sacramento National Wildlife Refuge. 30 Comment
  HSC32644  Juglans hindsii Gary S. Lester 1974-4-20 113 Tehama Woodson Bridge State Rec. Area, 1 mi. E of Corning, Sacramento River flood plain 61 Comment
  UC1748280  Juncus bolanderi L. P. Janeway and B. Castro 1999-8-24 6547 Tehama 1.6 mi E of Buck Rock ( at Willow Spring, between Forks Ridge and Short Ridge); High Coast Ranges 1737 Comment
  CHSC105525  Juncus brachyphyllus Lowell Ahart; John Dittes 2010-7-17 16884 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36. 768 Comment
  JEPS91300  Juncus bufonius var. bufonius Dean W. Taylor 1993-5-14 13441 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36) 213 Comment
  RSA718935  Juncus bufonius var. occidentalis L. Ahart 2006-7-19 13015 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  CHSC65771  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1996-4-8 7337 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the drying soil of a jeep trail crossing blue oak savanna at this location. 143 Comment
  UC1619924  Juncus ensifolius Barbara Ertter 1991-9-2 10758 Tehama on ridge road ca 0.5 mi n Wells Cabin Campground (e side of peak, springs at head of creek, ca 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  UCD141538  Juncus ensifolius Dean W. Taylor 1976-7-7 6021 Tehama Cub Creek upstream from junction with Deer Creek along Highway 32. 1188 Comment
  UC1748324  Juncus exiguus L. P. Janeway and B. Castro 1999-8-22 6529 Tehama above the road betw. Government Flat and Wells Cabin Campground, about 0.4 mi SW of Government Flat and 1.0 mi NE of Anthony Peak High North Coast Ranges 1841 Comment
  CHSC105447  Juncus laccatus Peter F. Zika 2008-7-14 23900 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  CAS-BOT-BC26060  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff Comment
  JEPS121387  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek Comment
  CHSC60460  Juncus nevadensis Mary Ann Showers 1992-6-26 2596 b Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  JEPS110143  Juncus nevadensis Lowell Ahart 2006-6-25 13078 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  RSA718740  Juncus nevadensis L. Ahart 2006-7-25 13078 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  JEPS96548  Juncus orthophyllus Dean W. Taylor 1997-6-27 16108 Tehama South Fork Elder Creek on west flank Red Mountain; Mendocino National Forest 822 Comment
  RSA67182  Juncus orthophyllus Phillip A. Munz 1951-7-25 16851 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  JEPS66695  Juncus oxymeris J. W. Blankinship 1910-6-30 Tehama Corning Comment
  JEPS67060  Juncus oxymeris W. L. Jepson 1938-6-10 18979 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  UC1618219  Juncus oxymeris Barbara Ertter, Brad Olson 1991-7-5 10316 Tehama confluence of Big Crane Creek and Little Crane Creek (ca 15 air mi wnw of Red Bluff, se corner of ranch); Metzger Ranch ( =Styver's Ranch), Long Gulch 213 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
  CDA39255  Juncus usitatus Barbara Ertter 2003-7-2 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca. 20-22 airmiles northeast of Red Bluff. Comment
  CHSC102912  Juncus usitatus Peter F. Zika 2007-6-5 23024 Tehama Sacramento Valley. Near Elder Creek on W side of I-5. 85 Comment
  UCD147037  Juncus xiphioides Robert E. Preston 2012-6-18 2879 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  UCR164510  Juniperus californica Maile Neel 2000-4-29 H- 5 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  CHSC66506  Keckiella breviflora var. glabrisepala Vernon H. Oswald; Lowell Ahart 1996-5-20 7577 Tehama BLM parcel along Hwy. 36 NE of Red Bludd. Cascade Range Foothills. Hog Lake Plateau. 182 Comment
  JEPS105610  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  JEPS88585  Keckiella breviflora var. glabrisepala Vernon H. Oswald and Lowell Ahart 1996-5-20 7577 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Intermittent stream at northeast end of the parcel. 182 Comment
  CHSC77794  Keckiella corymbosa B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1032 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  JEPS17581  Keckiella corymbosa Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5353 Tehama 1.3 mi w (by road) Paskenta (on ridge between Digger Creek and Mill Creek, along broad lumber-truck road, w Tehama County); Mendocino National Forest 1097 Comment
  UC727047  Keckiella lemmonii A. A. Heller 1937-7-21 15934 Tehama between Lomo and first crossing of Deer Creek (along Deer Creek Road) Comment
  LA208513  Kelloggia galioides Carl Epling; William Robison 1935-7-16 Tehama near Mineral 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
  CHSC66127  Koeleria phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7474 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the edge of the intermittent stream near the W boundary. 103 Comment
  UC1019886  Koeleria phleoides Milo S. Baker 1953-4-25 12527 Tehama along Crane Co. lumber rd about 2 mi w Paskenta Comment
  CHSC43619  Kyhosia bolanderi Vernon Oswald 1983-7-26 920 Tehama Calif. Hwy 32, 1.8 mi s-w of its jct. with Calif. Hwy 36. 1402 Comment
  CHSC40522  Lactuca saligna Pauleen Broyles 1982-7-7 782 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  RSA794945  Lactuca serriola L. Ahart, Josephine Guardino, John Dittes 2009-8-27 16307 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
  JEPS7823  Lagophylla glandulosa Rimo Bacigalupi with G. T. Robbins and C. L. Custer 1954-8-14 4807 Tehama 9.7 mi n Red Bluff (along U.S. Highway 99, in n Tehama County) 213 Comment
  UC360286  Lagophylla glandulosa E. B. Babcock 1928-6-27 188 Tehama from 4 to 7 mi e Payne's Creek (along road from Red Bluff to Susanville) Comment
  CDA8087  Lagophylla ramosissima subsp. ramosissima L. Ahart 2001-6-14 8835 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and west sides of Road M2, about 8 miles west of Paskenta. Comment
  CHSC65792  Lamium amplexicaule Vernon H. Oswald; Lowell Ahart 1996-4-8 7330 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the edge of Paynes Creek near its mouth on the Sacramento River. 85 Comment
  CAS-BOT-BC337953  Lasthenia californica D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 44 Tehama On Hwy 36, 16 miles east of Basin Gulch Campground. On the North side of the Hwy Comment
  JEPS97212  Lasthenia californica subsp. californica Vernon H. Oswald and L. Ahart 1995-4-3 6560 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
  RSA424739  Lasthenia fremontii Aaron Liston, M. Blumler 1987-4-24 654 -12 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC1363796  Lasthenia fremontii Robert Ornduff 1958-4-20 4916 Tehama just s Red Bluff (Paskenta Road opposite airport) 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
  JEPS88500  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-23 7426 Tehama BLM parcel along Hwy 36 ne Red Bluff (vernal pool w of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 262 Comment
  CDA16187  Lasthenia platycarpha G. F. Hrusa, J. Hart 1999-4-29 15040 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  UCD133885  Lasthenia platycarpha Joseph M. DiTomaso 1976-3-28 376 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC82101  Lathyrus jepsonii var. californicus L. P. Janeway 2001-7-25 7378 Tehama High Cascade Range. Next to North Fork Calf Creek at crossing of closed spur road, between Roads 27N12 and 27N06; 1.6 km north-northwest of Colby Mountain. 1400 Comment
  CHSC55693  Lathyrus nevadensis Steven Triano 1988-4-17 71 Tehama Along s side of Hwy. 32 ca. 1.6 mi se of its jct. with Hwy 89. 1139 Comment
  CHSC14105  Lathyrus nevadensis var. nevadensis L. V. Ritter 1969-6-15 368 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  HSC82163  Lathyrus polyphyllus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4921 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CHSC27527  Layia fremontii Greg C. Halcomb 1978-4-5 8 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd.; 1/2 mi n on Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  SD225736  Layia fremontii Carol Witham, Jennifer Buck 2001-4-13 48 Tehama Along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Off roadside. Comment
  CHSC31086  Layia septentrionalis Thomas Chastain 1980-4-7 10 Tehama Ca. 5.9 km w of Paskenta and 19 km nw of Newville. 488 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
  RSA261423  Lemna minor Susan Larson 1964-5-11 35 Tehama Beside U.S. Highway 99 West, ca. 5 miles south of Red Bluff 85 Comment
  SEINET5723352  Lemna minor Sue Hansen 1964-1 35 Tehama Floating in Corning Canal. Beside US Hwy 99 W, ca. 5 mi. S of Red Bluff.; Red Bluff 85 Comment
  JEPS25513  Lemna minuscula W. L. Jepson 1927-9-27 15283 Tehama Manton 853 Comment
  CHSC59189  Lemna turionifera Vernon H. Oswald 1992-9-9 5206 Tehama Lassen Volcanic National Park. Ca. 0.2 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. In a streamlet in a meadow. 2011 Comment
  CHSC60467  Lemna turionifera Mary Ann Showers 1992-6-28 2653 .1 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  UCD18377  Leontodon saxatilis Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Tehama County. Comment
  CHSC113272  Leontodon saxatilis subsp. longirostris Lowell Ahart; John Dittes 2014-5-16 19471 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC86543  Lepechinia calycina L. P. Janeway 2003-6-14 7837 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  CHSC75358  Lepidium heterophyllum Vernon H. Oswald 1999-5-26 9727 Tehama West side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. Along a drainage on the flood plain of the creek. Meadow. 1389 Comment
  CHSC40700  Lepidium latipes Pauleen Broyles 1983-4-16 899 Tehama Adjacent to Sheep Camp Ditch where it makes a sharp bend, nw of barn in s pasture. 62 Comment
  HSC1759  Lepidium nitidum Larry Berti 1969-3-19 36 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
  HSC1819  Lepidium nitidum Larry Berti 1969-3-15 8 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  JEPS97452  Lepidium nitidum var. nitidum Vernon H. Oswald and L. Ahart 1995-3-6 6508 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC77324  Lepidium strictum L. P. Janeway; B. Castro 1999-5-6 6419 Tehama Vicinity of Thomes Creek and Williams Butte. In center of driveway. 283 Comment
  HSC17092  Leptosiphon bicolor John L. Heywood, D. H. Norris 1968-3-31 1896 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  HSC99742  Leptosiphon bicolor J. Carey, A. Hong, J. Leffingwell 1995-4-22 61 Tehama 24 mi. E on Hwy. 36 from its intersection with Rd. A16 213 Comment
  CHSC44646  Leptosiphon bolanderi J. D. Jokerst 1981-6-24 1696 Tehama Slopes of side canyon just below (= north) the top of the ridge just south of Pine Cr. 441 Comment
  CHSC87331  Leptosiphon ciliatus Lowell Ahart 2004-4-29 10809 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 535 Comment
  CHSC90407  Leptosiphon ciliatus Niall McCarten 1986-6-22 5293 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  HSC73399  Leptosiphon ciliatus L. Sieburth, B. Potter, Susan Ahrens 33 Tehama 671 Comment
  RSA90632  Leptosiphon ciliatus Milo S. Baker 1953-6-21 12770 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  RSA93039  Leptosiphon harknessii Milo S. Baker, H. K. Wagnon 1953-7-12 12915 Tehama 5 to 6 mi. beyond Whitlock Camp along County Road 1677 Comment
  CHSC44319  Leptosiphon latisectus Lowell Ahart 1979-4-25 1845 Tehama Near a lake or vernal pool, north of Highway 36, about 5 miles north-east of Red Bluff. 274 Comment
  HSC75386  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3453 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  RSA26595  Leptosiphon rattanii Alice Eastwood, J. T. Howell 1941-7-9 s.n. Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA565035  Lessingia nana D. W. Taylor 1991-8-13 12270 Tehama ca. 4.5 miles west-northwest of Corning, in area of vernal pools 113 Comment
  UC1287399  Lessingia nana Willard Spence 1962-7-24 728 Tehama s Los Molinos (at the turnoff to Corning, along Route 99E) Comment
  UCD134086  Lessingia nana Merrill 1927-7-1 754 Tehama Red Bluff. Comment
  CHSC102238  Lessingia nemaclada L. P. Janeway 2009-4-21 9806 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC68932  Lessingia nemaclada Vernon Oswald; Lowell Ahart 1997-7-7 8676 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along the road near the lookout. 2057 Comment
  CHSC80602  Lessingia nemaclada Lowell Ahart 2001-6-16 8846 Tehama South 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
  JEPS59022  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 mi w Mineral 1219 Comment
  SD71321  Lessingia nemaclada John T. Howell 1960-7-24 35997 Tehama 8 miles west of Mineral 1220 Comment
  UCD32599  Lessingia nemaclada Beecher Crampton 1954-6-15 1957 Tehama Tehama County, 1 mile east of Paskenta, gravely ridge above Thomes Creek, along road. Comment
  RSA201461  Lessingia nemaclada John T. Howell 1960-7-24 36003 Tehama 10 miles northeast of Red Bluff Comment
  UC990718  Lessingia nemaclada Roxana S. Ferris 1953-11-9 12704 Tehama 12 mi w Mineral (on State Highway 36) 914 Comment
  UC87986  Lessingia virgata T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UCD80086  Lessingia virgata CNPS SN Foothill Team 2005-6-29 SNNR 0374 c Tehama USFS Lassen National Forest, west of Steep Hollow. 1023 Comment
  JEPS43362  Lewisia nevadensis W. L. Jepson 1927-6-24 12333 Tehama meadow, Mineral Mineral 1524 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
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 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
  CHSC67475  Limnanthes alba subsp. alba James D. Jokerst 1983-5-7 1737 Tehama Wurlitzer Ranch on the banks of Zimmershed Creek ca. 0.7 mi E of Meridian Rd. in area of old house site shown on USGS map. Adjacent to creek. 103 Comment
  SEINET12183634  Limnanthes douglasii Unknown 1982-1 317 Tehama T24N, R1W, NW quadrant of Section 29. The Nature Conservancy Vina Plains Preserve 20 Comment
  CHSC77942  Limnanthes douglasii subsp. nivea Beth Hendrickson; Jean Witzman 1999-5-21 Tehama Vicinity of South Fork Cottonwood Creek. 320 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
  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
  CHSC84539  Limnanthes douglasii subsp. rosea John Dittes 2003-3-30 2003 -4 Tehama Sacramento Valley; approximately 12.5 air-miles north by northwest of Chico, ca. 1.5 air-miles east of State Hwy 99, south of Lassen Road. 71 Comment
  JEPS19614  Limnanthes douglasii subsp. rosea W. L. Jepson 1899-4-27 13549 Tehama Wimmeshaw; a tributary of Cottonwood River Comment
  CHSC14056  Limnanthes douglasii var. rosea T. Manolis 1974-3-31 22 Tehama Collected in vernal pool along Kiefer Rd, ca. 1 mi e of Hwy 99, ca. 16 mi n of Chico. Comment
  JEPS97488  Limnanthes douglasii var. rosea Vernon H. Oswald and L. Ahart 1995-3-19 6536 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1586542  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd 2.8 mi n Colyear Springs Rd. (n of Paskenta) 292 Comment
  OBI76945  Limosella aquatica Anthony Baniaga 2011-6-12 350 Tehama CDFG: Tehama State Wildlife Area. Near intersection of Plum Crk rd (202) and High Trestle Rd (28N23). Finley Butte quad. T28N R1E sec 9 NE of NE 760 Comment
  RSA756022  Linanthus bicolor Barbara Ertter 1991-5-18 9832 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  JEPS102344  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 2001-5-7 10011 Tehama between Cohasset Ridge and Soda Springs (Forest Road 26N15 4.9 mi W of Hwy 32) 1072 Comment
  JEPS58258  Linanthus bolanderi W. L. Jepson 1899-4-25 20917 Tehama near Rosewood (Stivers' Ranch, w Tehama County); Crane Creek Comment
  CHSC80239  Linanthus dichotomus B. Castro; L. P. Janeway, G. Kuenster, S. Innecken, J. Lacey 2000-5-24 1182 Tehama Vicinity of Paskenta and Thomes Creek and Bowers Creek. 329 Comment
  CDA40106  Linanthus dichotomus subsp. meridianus Vernon H. Oswald & Lowell Ahart 1998-4-21 8925 Tehama Inner North Coast Ranges; Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Comment
  UC1019559  Linanthus harknessii Louise Kellogg 1952-7-18 93 Tehama s of South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC455670  Linanthus parviflorus unknown May 1905 327 Tehama Manton Middle Coast Comment
  JEPS103597  Linaria canadensis Lowell Ahart 2002-4-27 9553 Tehama 10 yds NW of the cattle guard, NW of where road is wide enough to park, W side of dirt road that leads to tower, E of Road M2, 8 mi W of Paskenta 609 Comment
  UCD123909  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama opposite the west end of the school yard, Scenic Ave., Mineral. Comment
  CHSC66210  Lindernia dubia var. anagallidea Vernon H. Oswald 1996-6-3 7716 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  JEPS104374  Lindernia dubia var. anagallidea Lowell Ahart 2003-9-17 10592 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
  JEPS66409  Lindernia dubia var. dubia L. R. Heckard and P. Rubtzoff 1971-7-31 2669 Tehama just ne of Red Bluff (lagoon off the Sacramento River) Comment
  CHSC66215  Lipocarpha micrantha Vernon H. Oswald; Lowell Ahart 1996-6-3 7721 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  UCD138972  Listera convallarioides Kenneth D. Stewart 1965-7-15 s.n. Tehama along State Highway 32, ca. 20 miles north of Forest Ranch. Comment
  CHSC7035  Lithophragma bolanderi H. Alger 1969-4-19 20 Tehama East bank of Hooker Rd, 2.5 mi ne of Hooker Creek Rd. 152 Comment
  CHSC68704  Lithophragma campanulatum Vernon Oswald; Lowell Ahart 1997-5-14 8431 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the middle Fork Antelope Creek. 1011 Comment
  JEPS108563  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  CHSC23391  Lithospermum californicum B. Garamendi 1974-5-10 25 Tehama Mill/Deer Creek Study Area. Ponderosa Way at Round Mountain. Along roadside. 1158 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
  UC1601688  Lithospermum californicum C. M. Wilder 1912-6-23 Tehama Deer Creek 762 Comment
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Jul 6 2009
  CHSC87210  Logfia gallica Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10746 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  CHSC107259  Lolium multiflorum Lowell Ahart; John Dittes 2011-6-9 17468 Tehama On the east bank of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC96530  Lolium multiflorum Lowell Ahart 2007-5-8 13755 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
  JEPS118030  Lolium multiflorum Lowell Ahart, John Dittes 2011-6-9 17468 Tehama On the east bank of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC66026  Lolium temulentum var. leptochaeton Vernon H. Oswald 1996-5-13 7559 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N bank of the creek just E of the W boundary of the reserve. 103 Comment
  OBI8943  Lomatium caruifolium Virginia Bailey 1938-4-16 s.n. Tehama 6 mi W of Paskenta, along Paskenta-Covelo rd Comment
  CHSC96616  Lomatium caruifolium var. denticulatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13613 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  RSA424748  Lomatium caruifolium var. denticulatum Aaron Liston, M. Blumler 1987-4-24 654 -20 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  RSA771179  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, about 0.5 mile south of hwy 36 along creek 229 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
  UC923151  Lomatium dasycarpum subsp. tomentosum Freed W. Hoffman 1950-7-1 3268 Tehama 43.9 mi. w. Red Bluff (on rd. from Colyer Springs to Red Bluff) Comment
  RSA26163  Lomatium macrocarpum Alice Eastwood, John Thomas Howell 1941-7-9 9824 Tehama Near Government Flat. Comment
  UC1072711  Lomatium macrocarpum Douglas Barbe 1955-7-21 236 Tehama near Harding Spring on the trail to Square Lake W Tehama Co. 2072 Comment
  UC57355  Lomatium macrocarpum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4401 Tehama near Morgan (Mill Creek Canyon, Mt. Lassen); Mt. Lassen, Mill Creek Canyon 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
  CHSC57339  Lomatium utriculatum Steven Triano 1987-3-22 5 Tehama Ca. 20 ft e of Black Butte Road East, ca. 0.7 mi s of Stony Creek. 115 Comment
  CHSC64687  Lomatium utriculatum Vernon H. Oswald 1995-5-22 6754 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. Growing in a grassy spot between Manton Rd. and the fence at the corner of the reserve. 225 Comment
  CHSC68572  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1997-5-14 8429 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  JEPS94394  Lomatium utriculatum Vernon H. Oswald and Lowell Ahart 1997-5-14 8429 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 5.7 mi se of Plum Creek Road); Ponderosa Way 981 Comment
  SEINET3854172 Image available Lotus A. A. Heller 1937-8-20 16170 Tehama Eastern end of Deer Creek Meadows Comment
  JEPS88278  Lotus corniculatus Vernon H. Oswald and Lowell Ahart 1996-6-3 7693 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, along Paynes Creek at old bridge site, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  JEPS94349  Lotus pinnatus Vernon H. Oswald and Lowell Ahart 1997-5-14 8418 Tehama Ponderosa Way (Forest Road 28N29) 3.8 mi se of Plum Creek Road at a low-water crossing of the North Fork Antelope Creek North Fork Antelope Creek; Ponderosa Way 938 Comment
  CDA27303  Lotus purshianus var. purshianus L. Ahart, J. Dittes 2003-9-17 10579 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CDA27304  Lotus purshianus var. purshianus L. Ahart, J. Dittes, J. Gannon, L. Martinez 2002-11-4 10006 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. Comment
  UC725289  Lotus purshianus var. purshianus A. A. Heller 1937-6-21 Tehama Deer Creek Comment
  UC1034633  Lupinus adsurgens Milo S. Baker 1953-6-21 12781 Tehama logging rd w Paskenta; w of Paskenta 1371 Comment
  UC1034637  Lupinus adsurgens Milo S. Baker 1955-7-25 13056 Tehama above Whitlock Camp (Klamath Mountains, Mendocino National Forest); Mendocino National Forest, Klamath Mountains 1524 Comment
  CHSC105852  Lupinus albifrons var. albifrons B. Castro; L. P. Janeway 2000-4-21 1084 Tehama High Cascade Range. North side of Mill Creek 1.3 mi east of Black Rock and Ponderosa Way. 716 Comment
  RSA92966  Lupinus albifrons var. flumineus Milo S. Baker 1953-5-9 12601 Tehama 6 mi. west of Paskenta above logging road. Comment
  JEPS64899  Lupinus angustiflorus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  CHSC59728  Lupinus bicolor Thomas J. Hart 1984-3-11 2 Tehama At the intersection of South Center and Tehama Vina roads (w side of Tehama Vina Road). Los Molinos. 72 Comment
  CHSC90511  Lupinus bicolor Doug Burcombe 1988-4-3 7 Tehama 50 m E Black Butte Lake dam and 20 m N of Stoney Creek between dam and Hwy. 32. 70 Comment
  JEPS111417  Lupinus bicolor J. Shade 2009-3-25 Tehama Dye Creek Preserve. By Canyon Head. By start of trail into the canyon. Comment
  HSC85778  Lupinus bicolor Andrea Begnoche, Leonel Arguello, Bobbi Schnell 1987-3-27 21 Tehama Hwy. 36, 5.5 mi. E of Red Bluff at mi. marker 47 Comment
  HSC89731  Lupinus bicolor William E. Avery, Steve Wilson, Mathew Henry Bergvall-Mensor 1989-3-31 Tehama Hwy. 36 E of Red Bluff, E of Rd. marker 47. 168 Comment
  CHSC54007  Lupinus bicolor var. pipersmithii Vernon H. Oswald; Lowell Ahart 1991-5-9 4573 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 91 Comment
  CHSC75269  Lupinus bicolor var. tridentatus Vernon H. Oswald; Lowell Ahart 1999-4-21 9709 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 655 Comment
  UC1481930  Lupinus grayi D. B. Dunn and B. J. Cox 1971-6-10 17959 Tehama Hwy 36, 13 mi w Mineral; w of Mineral Comment
  RSA105456  Lupinus latifolius subsp. latifolius Milo S. Baker 1955-7-25 13064 Tehama Mendocino National Forest, ca. 1 or 2 miles beyond Whitlock Camp along county road. 1524 Comment
  UC1037411  Lupinus lepidus var. sellulus Douglas Barbe 1955-7-16 201 Tehama e ridge leading to South Yolla Bolly (Mt. Linn) (western Tehama County) 2316 Comment
  CHSC79106  Lupinus microcarpus var. densiflorus B. Castro; L. P. Janeway 2000-3-22 1038 A Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 356 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
  UCD108831  Lupinus microcarpus var. microcarpus A. A. Beetle 1945-5-20 3859 Tehama western part of the county, southeast of Beegum. Comment
  JEPS88281  Lupinus nanus var. vallicola Vernon H. Oswald and Lowell Ahart 1996-5-6 7536 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s side of gravel road 1.4 mi w of parking lot on Hwy 36, (0.4 mi w of power line crossing gravel road),Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 249 Comment
  CHSC61733  Lupinus obtusilobus Vernon H. Oswald; Lowell Ahart 1993-9-2 5908 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  CHSC65761  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-8 7327 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Locally abundant on an open, grassy plateau on the E side of Paynes Creek N of its mouth on the Sacramento River. 106 Comment
  HSC89698  Lupinus pachylobus Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-1 39 Tehama Hwy. 36 about 11 mi. E of Sacramento River in Red Bluff 274 Comment
  CHSC64531  Lupinus polycarpus Vernon H. Oswald 1995-3-27 6545 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. Common on top of the roadcut along Manton Rd. just s of Inks Creek Rd. 213 Comment
  UCD109375  Lupinus polyphyllus J. M. Tucker 1959-7-19 3575 Tehama above the lake; upper (south) side of South Yolla Bolly Mountain. 2118 Comment
  SEINET10486277  Lupinus subvexus A. Arthur Heller 1938-5-21 Heller 15095 Tehama Several large colonies along the railroad track just s of los molinos. Flowers Pale reddish violet. Upper sonoran life zone. 91 Comment
  JEPS122424  Luzula cascadensis Peter F. Zika 2012-7-14 25983 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains. North Coast Range Highlands (NCoRH) Comment
  CAS-BOT-BC436605  Luzula cascadensis John Thomas Howell 1960-8-19 36112 Tehama Brokeoff Mt. Trail 2133 Comment
  RSA90776  Luzula comosa var. laxa Milo S. Baker, H. K. Wagnon 1953-7-12 12893 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  CHSC107368  Lythrum hyssopifolia Lowell Ahart; John Dittes 2011-6-9 17446 Tehama Rio De Los Molinos Land Grant. High water line of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  UC1606298  Lythrum hyssopifolia Barbara Ertter, Brad Olson 1991-7-5 10310 Tehama 15 air mi wnw of Red Bluff (at confluence of Big and Little Crane Creeks [=Stiver's Ranch], Long Gulch, in se corner of Metzger Ranch); Long Gulch, Metzger Ranch 213 Comment
  UC1949290  Lythrum hyssopifolia Barbara Ertter with Brad Olson 1991-7-5 10315 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  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
  JEPS94963  Madia elegans Vernon Oswald and Lowell Ahart 1997-7-7 8677 Tehama near the ne corner of Yolla Bolly Middle Eel Wilderness (near the Lookout on Tomhead Mountain); Tomhead Mountain 2057 Comment
  CHSC89848  Madia elegans subsp. elegans L. P. Janeway; B. Castro 2004-5-30 8124 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  CHSC77738  Madia exigua B. Castro; L. Janeway 1999-5-18 937 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch, in old roadbed near Red Bank Creek. 298 Comment
  SEINET10800974  Madia glomerata David B. Dunn 1971-8-15 Dunn 18174 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  CHSC77739  Madia gracilis B. Castro; L. Janeway 1999-5-18 936 Tehama About 17 air miles SW of Red Bluff, vicinity Sunflower Gulch and Red Bank Creek. Along upper edge of bank in side-cyn. 310 Comment
  CHSC94504  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA505416  Madia minima R. C. Bacigalupi, G. Thomas Robbins, K. Wagnon, D. Barbe 1955-7-17 5352 Tehama Ridge top, 0.3 mile south of Post Pile Camp, about 19 miles north of Paskenta, Mendocino National Forest 1921 Comment
  CHSC21474  Maianthemum racemosum M. S. Taylor 1975-7-17 855 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  CHSC90889  Maianthemum racemosum Niall McCarten; Roxanne Bittman 1986-6-15 5455 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC91159  Malacothrix clevelandii David W. Isle 1995-5-2 1056 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 560 Comment
  CHSC101992  Malacothrix floccifera J. Lacey 1982-4-13 296 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC79685  Malacothrix floccifera L. P. Janeway; B. Castro 2000-5-11 6718 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS24211  Malacothrix floccifera Stanton A. Cook 1960-4-23 947 Tehama 5 mi n Newville (on road from Newville to Paskenta) 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
  JEPS103438  Malvella leprosa Lowell Ahart 2002-11-5 10016 Tehama 12 air mi NW of Orland (E of where Burris Creek runs into Black Butte Lake) 152 Comment
  CHSC75382  Marrubium vulgare Ben Myhre 1997-4-14 25 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  SJSU6096  Marrubium vulgare N. D. Addy & R. L. Macdonald 1962-6-30 Tehama State Route 36 c. 11 mi W of Mineral Comment
  JEPS116143  Marsilea oligospora Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16303 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Cree 1493 Comment
  CHSC64499  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1995-4-3 6557 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the s gate of the old highway. 216 Comment
  UCSB63859  Meconella californica Oswald, Vernon 1996-3-15 Tehama BLM parcel; T28N R2W SE1/4 SW1/4 Sec. 8; Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau 198 Comment
  RSA699256  Medicago lupulina L. Ahart, Samantha Mackey Hillaire 2004-7-9 11218 Tehama Seep on the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 675 Comment
  JEPS103589  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  JEPS118025  Medicago polymorpha Lowell Ahart, John Dittes 2011-6-9 17458 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina 76 Comment
  JEPS97237  Medicago polymorpha var. brevispina Vernon H. Oswald and L. Ahart 1995-4-17 6660 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC65734  Medicago praecox Vernon H. Oswald 1996-4-3 7303 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC82298  Medicago praecox Lowell Ahart 2002-4-27 9566 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  JEPS129810  Melica aristata John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-16 2215 B Tehama NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  CAS-BOT-BC269524  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles north of Redding Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  CHSC55311  Melica californica var. californica L. P. Janeway 1991-5-11 3958 Tehama Slope above and south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  CHSC109861  Melica geyeri B. Castro; L. P. Janeway 2004-5-30 1462 Tehama High Cascade Range. Steep NE-facing slope above unnamed tributary from south into Deer Creek; 100 ft above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 1.4 road mi E of major hairpin turn where road drops into Deer Ck canyon. 999 Comment
  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
  UCD87315  Melica geyeri Beecher Crampton 1954-6-16 1964 Tehama Crane Mills logging road, Whiskey Saddle, Mendocino National Forest--Paskenta District. 1438 Comment
  JEPS129812  Melica harfordii John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-16 2224 B Tehama NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  UCD32623  Melica harfordii Beecher Crampton 1954-6-16 1995 Tehama Tehama County, 3 miles south of Howell Saddle. 1892 Comment
  CHSC59182  Melilotus indicus Vernon H. Oswald 1992-9-29 5223 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CHSC77591  Mentha canadensis B. Castro; L. P. Janeway 1999-6-14 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  JEPS104225  Mentha canadensis Lowell Ahart 2003-9-17 10580 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
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC87008  Mentha spicata Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  CHSC48606  Mentzelia micrantha Vernon Oswald 1986-6-18 2117 Tehama Round Valley Rd. (M4) 11.7 mi w of Paskenta. Loose scree at the base of a steep roadcut. 701 Comment
  RSA0096879  Microcala quadrangularis Elmer I. Applegate 1928-4-25 5386 Tehama Between Orland and Croning. Comment
  JEPS88291  Micropus californicus var. californicus Vernon H. Oswald and Lowell Ahart 1996-4-29 7480 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (nw side of Valley, (collected near s boundary ca. 0.2 mi w of the farm pond)); Sacramento Valley, Thomes Creek Ecological Reserve 106 Comment
  CAS-BOT-BC348430  Micropus californicus var. californicus Doris Kildale Gillespie 1930-5-9 9284 Tehama Between Paynes Creek and Mineral on Susanville road 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
  SEINET11804891  Micropus californicus var. californicus J. T. Nicol 1978-1 17 Tehama junction Lassen-Leninger Roads & Rt. 99, 2.5 mi N of Butte County line 59 Comment
  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
  SEINET11807874  Microseris acuminata Unknown 1982-1 453 Tehama Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC64695  Microseris douglasii subsp. douglasii Vernon H. Oswald; Lowell Ahart 1995-5-9 6719 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 edge of the wetland just sw of Pool 20. 213 Comment
  JEPS35675  Microseris douglasii subsp. douglasii W. L. Jepson 1932-5-9 16321 Tehama Paskenta Paskenta (sw Tehama County) 304 Comment
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Jul 1 2009
  SEINET11807872  Microseris douglasii subsp. tenella Unknown 1982-1 630 Tehama Nature Conservancy Vina Plains Preserve, NE of barn 60 Comment
  JEPS81103  Microseris sylvatica James Payne Smith Jr. 1979-4-29 10076 Tehama State Route 36 at Basler Road Comment
  CHSC53974  Microsteris gracilis Vernon H. Oswald 1991-4-8 4486 Tehama The Nature Conservancy's Vina Plains Preserve, Main Unit. In a slight depression ca. 200ft west of the barn. 64 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
  JEPS4006  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-30 12676 b Tehama logging road w Paskenta (near 5 mi post) Comment
  JEPS87952  Mimulus cardinalis Barbara Ertter 1991-9-2 10789 Tehama 9 air mi wsw of Paskenta (Round Valley-Paskenta Road (Rt M4), 12.2 mi w of Newville Road jct, sw Tehama County); Round Valley-Paskenta Road 1219 Comment
  JEPS10569  Mimulus douglasii Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS101529  Mimulus glaucescens Dean W. Taylor 1997-5-30 16020 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  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
  UC1211921  Mimulus glaucescens John H. Weiler, L. Constance, E. Molseed 1960-6-12 60149 Tehama 33 mi ne Chico (on road to Butte Meadows, 10 mi w of Jonesville) Comment
  SBBG119877  Mimulus guttatus L. Ahart, J. Dittes 2003-8-23 10535 Tehama ca. 0.25 mi from the campsite as one hikes to Square Lake, ca. 1 mi NE of Mt Linn, S of Yolla Bolly 2118 Comment
  UC2031400  Mimulus guttatus Barbara Ertter with Brad Olson 1991-7-4 10194 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning Comment
  RSA123562  Mimulus guttatus G. D. Barbe 1955-6-21 230 Tehama South shore of Square Lake. 2104 Comment
  RSA93494  Mimulus guttatus C. F. Baker 1953-4-25 12530 Tehama 4.5 mi. W. of Paskenta along streamlet in foothills before any steep ascent. Comment
  UC886211  Mimulus guttatus Frank W. Gould 1938-6-6 466 Tehama near Tehama-Plumas county line (on highway 89) 1524 Comment
  JEPS97005  Mimulus kelloggii Vernon H. Oswald and L. Ahart 1994-3-8 5983 Tehama T23N R7W SE1/4 Sec. 22, 1280 ft, Chaparral-Foothill Woodland ecotone. Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta 390 Comment
  UCD35956  Mimulus kelloggii Beecher Crampton 1953-5-1 1187 Tehama 1.5 miles south of Payne Creek. Comment
  RSA93501  Mimulus kelloggii Milo S. Baker, H. K. Wagnon 1953-4-26 12549 Tehama 5 mi. W of Paskenta. Comment
  UCD122755  Mimulus layneae S. E. Schoenig 1998-7-5 98- 74 Tehama NW bank, Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  RSA759887  Mimulus layneae Barbara J. Ertter, Brad Olson 1991-7-4 10214 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  RSA90837  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-6-20 12748 Tehama Logging road west of Paskenta near 10 mile post Comment
  UC1177934  Mimulus layneae Francia Chisaki, Gene B. Newcomb 1958-6-20 1140 Tehama near entrance of cut-off to Inskip Look-out ((the cut-off on road leading n out of Paynes Creek to Inskip Power House)); Lassen National Forest Comment
  JEPS10994  Mimulus lewisii Jos. Grinnell 1928-7-4 Tehama near Mineral; Martin Creek 1524 Comment
  JEPS105890  Mimulus microphyllus Lowell Ahart 2004-4-29 10791 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
  JEPS97240  Mimulus microphyllus Vernon H. Oswald and L. Ahart 1995-4-17 6653 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC49004  Mimulus moschatus Vernon Oswald 1986-6-18 2122 Tehama Round Valley Rd. (M4) 37.7 mi w of Paskenta. 1584 Comment
  RSA791129  Mimulus moschatus Gerald Dickinson 1964-7-24 234 Tehama Anthony Peak, 1/4 mi below on east slope. Growing at water tank overflow. 2043 Comment
  JEPS4669  Mimulus pulsiferae Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  SBBG15429  Mimulus pulsiferae H. and M. Dearing 1938-6-22 2073 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  RSA25706  Mimulus torreyi Carl B. Wolf 1941-7-23 11056 Tehama Northern Sierra Nevada on Chico-Lake Almanor Rd (Calif. Highway #32), 4.5 mi. N of (above) Lomo. 1220 Comment
  SEINET6986421  Mimulus torreyi R. A. Evers, Clara V. Evers 1975-8-23 115015 Tehama Yellow pine forest, 2 miles (3.2 kilometers) west of Mineral. Elevation about 4400 feet. Comment
  UC767416  Mimulus tricolor R. F. Hoover 1937-5-19 2260 Tehama near Vina Comment
  UCD96102  Mimulus tricolor Dena Grossenbacher; Brian Green 2008-5-6 817 Tehama 0.2 miles northwest of Hog Lake off of Highway 36. 262 Comment
  HSC81947  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4886 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CAS-BOT-BC181096  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2255 Comment
  JEPS6228  Mitella trifida Milo S. Baker and H. K. Wagnon 1954-7-10 12983 Tehama ca 20 mi nw Paskenta (slightly e of county rd.) 1828 Comment
  SD112948  Mollugo verticillata Darley F. Howe 1963-8-8 3707 Tehama 5.1 miles north of Corning on Highway 99. Comment
  UC1949293  Mollugo verticillata Barbara Ertter with Brad Olson 1991-7-5 10314 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC61745  Monardella odoratissima subsp. pallida Vernon H. Oswald 1993-9-2 5894 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  JEPS63398  Monardella odoratissima subsp. pallida Jos. Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  RSA21635  Monardella odoratissima subsp. pallida Carl B. Wolf 1937-6-13 8789 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 Comment
  UC1245146  Monardella odoratissima subsp. pallida J. M. Tucker and L. K. Mann 1959-7-19 3549 Tehama 75 feet below summit, South Yolla Bolly Mountain 2443 Comment
  CAS-BOT-BC220247  Monardella sheltonii Carl B. Wolf 1937-6-13 8789 Tehama Red Bluff - Eureka Road, 6 6/10 mi. NW. of Red Bluff 152 Comment
  CHSC80215  Monardella villosa subsp. villosa B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1186 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek, on E edge of N-trending cyn of the smaller creek. 304 Comment
  CHSC80659  Monardella villosa subsp. villosa Lowell Ahart 2001-6-8 8776 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102241  Monardella villosa subsp. villosa L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range. 5.1 km southeast of Turner Mountain, along Road 29N48; top of slope into inner canyon of Mill Creek above ''''Big Bend.'''' 1756 Comment
  CHSC56320  Montia chamissoi K. R. Stern 1986-5-21 8257 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  UC1594662  Montia fontana Vernon H. Oswald and Lowell Ahart 1992-4-21 4907 Tehama 11 air mi e of Red Bluff (Hogsback Road (Belle Mill Road or Forest Road 28N24) near Mud Spring, 9.7 mi (odometer)e of Hwy 99) 316 Comment
  UC1506100  Morus rubra Robert T. Clausen 1963-3-26 63021 Tehama se of Corning (on s side Hall Creek, Sacramento Valley, Sacramento River Drainage); Sacramento Valley, Hall Creek 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
  UCD104384  Muhlenbergia filiformis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6854 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  OBI20198  Muhlenbergia rigens J. M. Crawford 1956-9-15 1 Tehama Soil Vegetation Survey Project. Calif Forest and Range Experiment Station. T26N R6W sec 18 in Grizzley Crk, Quad 31 D-4 305 Comment
  CHSC105500  Myriophyllum sibiricum Lowell Ahart; John Dittes 2010-7-17 16848 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  RSA535389  Najas gracillima Richard Yeo 1966-9-26 s.n. Tehama 21 miles downstream of Corning Corral, ca. 4 miles SW of Corning. 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
  UCD87405  Nassella cernua A. A. Beetle 1942-5-19 3283 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  CHSC78773  Nassella lepida Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  SEINET9305889  Navarretia Unknown 1954-6-15 1958 Tehama With Navarretia tagetina which is completely past flowering and ripening the fruit. Gravelly ridge above Thomes Creek, along the road 1 mi E of Paskenta. Comment
  SEINET198100  Navarretia divaricata Louise Kellogg 1952-7-18 92 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south Yolla Bolly Mountain 2134 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
  RSA105352  Navarretia divaricata G. D. Barbe 1955-7-17 215 Tehama At Cold Springs Camp. 1890 Comment
  CHSC61433  Navarretia divaricata subsp. divaricata Vernon H. Oswald; Lowell Ahart 1993-8-18 5845 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. On the edge of a meadow draining into Canyon Creek. 2200 Comment
  UC2031495  Navarretia divaricata subsp. divaricata Barbara Ertter with Brad Olson 1991-7-6 10348 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
  JEPS105611  Navarretia filicaulis L. P. Janeway 2003-6-14 7840 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  JEPS113319  Navarretia filicaulis L. P. Janeway 2006-8-20 8851 Tehama HIgh Cascade Range. Ridge top between Deer Creek and Nine-mile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Comment
  CAS-BOT-BC230304  Navarretia heterandra B. Crampton 1953-4-29 1171 Tehama 5 miles S of Dales Comment
  CAS-BOT-BC230314  Navarretia heterandra Philip A. Munz 1949-5-14 13202 Tehama 7 miles S of Corning Comment
  CHSC41025  Navarretia heterandra Pauleen Broyles 1982-5-10 567 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  UC2012941  Navarretia heterandra Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8943 Tehama Vernal pool/stockpond ca 2 miles NW of Tuscan Butte, ca 10 air miles NE of Red Bluff. Comment
  UCD21115  Navarretia heterandra Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 291 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0585167; 4416230. Comment
  UCD48446  Navarretia heterandra John Thomas Howell 1955-6-12 30305 Tehama Rolling Plains, 8.5 miles south of Corning, Tehama Co. Comment
  UC2031485  Navarretia intertexta Barbara Ertter with Brad Olson 1991-7-5 10292 a Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch'], ca 15 air miles WNW of Red Bluff Comment
  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
  JEPS105980  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along trail to Dead Rabbit Lake, ca. 50 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 549 Comment
  UC1042343  Navarretia leucocephala Lewis S. Rose 1954-4-26 54037 Tehama 6 mi s Corning 79 Comment
  CHSC113312  Navarretia leucocephala subsp. leucocephala Lowell Ahart; John Dittes 2014-5-16 19496 Tehama On the bottom of a small drainage,on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  UC2042991  Navarretia leucocephala subsp. leucocephala Barbara Ertter with Brad Olson 1993-5-15 11790 Tehama Jellys Ferry Road ca. 6 miles NNE of Interstate Highway 5 north of Red Bluff. Comment
  UC762157  Navarretia leucocephala subsp. minima R. F. Hoover 1936-5-22 1213 Tehama 6 mi s Corning Comment
  CHSC41027  Navarretia nigelliformis Pauleen Broyles 1982-6-10 721 Tehama The Nature Conservancy Vina Plains Preserve. Ca 30 m south of large vernal pool in central pasture. 66 Comment
  CHSC66495  Navarretia pubescens Vernon H. Oswald; Lowell Ahart 1996-5-20 7595 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slopes above Paynes Creek. 164 Comment
  SD71335  Navarretia pubescens John Thomas Howell 1955-6-12 30304 Tehama Rolling plains, 8.5 miles south of Corning Comment
  UCD32600  Navarretia pubescens Beecher Crampton 1954-6-15 1960 Tehama Tehama County, 3 miles east of Paskenta, flats of Thomes Creek. Comment
  UC1949346  Navarretia sinistra subsp. pinnatisecta Barbara Ertter with Brad Olson 1991-7-6 10392 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
  CHSC84677  Navarretia subuligera Samantha Mackey Hillaire; Brian Elliott 2003-5-31 325 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Right at trailhead. 978 Comment
  UCD39797  Navarretia subuligera Collector Unknown no date Tehama NE of Red Bluff. Comment
  CHSC113346  Navarretia tagetina Lowell Ahart; John Dittes 2014-5-16 19486 Tehama Open pasture field, along the south side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC66034  Navarretia tagetina Vernon H. Oswald 1996-5-13 7560 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the N bank of the creek just E of the W boundary of the reserve. 103 Comment
  CHSC80052  Navarretia tagetina L. P. Janeway; B. Castro 2000-5-9 6710 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 126 Comment
  JEPS122134  Navarretia tagetina Lowell Ahart, John Dittes 2014-5-16 19486 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UC1076052  Navarretia tagetina Herbert L. Mason 1947-5-18 14786 Tehama 1 mi w Corning Comment
  UC1606316  Navarretia tagetina Barbara Ertter with James R. Shevock 1993-4-30 11621 Tehama ca 6 mi nne Interstate Hwy. 5 (Jelly Ferry Road, n of Red Bluff) 121 Comment
  UC526149  Navarretia tagetina John Thomas Howell 1934-6-17 12235 Tehama near Cottonwood Comment
  CHSC66497  Navarretia viscidula Vernon H. Oswald; Lowell Ahart 1996-5-20 7614 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On bank at an old quarry located ca. 0.6 mi southwest of the parking lot at Hog Lake. 274 Comment
  UC526145  Navarretia viscidula John Thomas Howell 1934-6-17 12232 Tehama near Cottonwood Comment
  UCD48708  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama Gravelly ridge above Thomes Creek, along the road 1 mile east of Paskenta. Comment
  RSA92986  Navarretia viscidula Milo S. Baker, H. K. Wagnon 1953-5-31 12700 Tehama Roadside a mile or so east of Paskenta Comment
  UC967209  Navarretia viscidula L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3381 Tehama 8 mi nw Red Bluff 91 Comment
  CDA20546  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 2 of 2. 0 Comment
  CHSC117164  Nemacladus capillaris Lowell Ahart; John Dittes 2016-6-22 21029 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  HSC3866  Nemacladus capillaris Alice Eastwood, J. T. Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS97434  Nemacladus capillaris Vernon H. Oswald and L. Ahart 1995-7-12 7060 Tehama T28N R10W Sec. 9, 3950 ft, High North Coast Ranges, Yellow Pine Forest, serpentine soils. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina 1203 Comment
  JEPS6229  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
  CHSC7092  Nemophila heterophylla E. L. Williams 1969-4-1 8 Tehama Near mail box of I. W. Williams, ca. 1 mi on Evergreen Road, off Bowman Road. 137 Comment
  UC1023472  Nemophila heterophylla Milo S. Baker 1953-4-26 12559 Tehama in foothills 5 mi w Paskenta; w of Paskenta in foothills Comment
  CHSC116923  Nemophila menziesii J. P. Bergmann 2011-3-18 Tehama Corning,Loleta Avenue. 66 Comment
  CHSC55499  Nemophila menziesii Vivian L. Long 1991-4-13 16 Tehama Long Ranch property. Ca. 15 m e Lanes Valley Road, .7 km s A6. 365 Comment
  CAS-BOT-BC219389  Nemophila parviflora D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 34 Tehama On Hwy 36 at the intersection with Beegum Creek Comment
  HSC1747  Nemophila parviflora Larry Berti 1969-3-21 52 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  CHSC75281  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1999-4-21 9717 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 762 Comment
  RSA76015  Nemophila pedunculata Lincoln Constance, J. H. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  SD211614  Nemophila pedunculata Barbara Ertter, Brad Olson 1991-7-6 10403 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  UC606936  Nemophila pedunculata L. Constance, J. L. Morrison 1938-5-1 2183 Tehama low hills at Paskenta; Inner North Coast Ranges, Paskenta 304 Comment
  UCD80355  Nemophila pedunculata CNPS SN Foothill Team 2006-4-4 SNFN 0440 c Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 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
  CHSC118057  Odontostomum hartwegii Daphne K. Christopher; Hannah Stevens 2003-4-19 214 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek Trail. 130 Comment
  CHSC64734  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1995-4-25 6693 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. 198 Comment
  CHSC66059  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1996-5-6 7527 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 124 Comment
  UC765855  Odontostomum hartwegii R. F. Hoover 1936-5-21 1178 Tehama 4 mi. s. Cottonwood Comment
  CDA39392  Odontostomum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2663 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  RSA757035  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  RSA91891  Odontostomum hartwegii Beecher Crampton 1953-4-29 1167 Tehama 4 miles south of Dales. Comment
  RSA99681  Odontostomum hartwegii W. A. Weber, L. S. Rose 1953-5-23 8465 Tehama 2 miles south of Cottonwood. 122 Comment
  UC1080385  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 mi. n.w. of junction of State Hwy. 36 & U.S. Hwy. 99 274 Comment
  UC1004174  Olea europaea Lewis S. Rose and W. A Weber 1953-5-23 8469 Tehama vicinity of Corning 76 Comment
  CDA40562  Onopordum acanthium Ryan Jennings 2014-5-28 PDR# 520 P06087266 Tehama East side of Wilder Road, north of Reeds Creek Road. 0 Comment
  HSC89405  Orcuttia pilosa Pauleen Broyles 1982-7-17 739 Tehama S pasture Comment
  CHSC45701  Orcuttia tenuis R. D. Stone 1987-8-18 848 Tehama Central Valley. About 10 miles NNE of Red Bluff and 1.2 miles due E of Jellys Ferry, 0.5 miles NE of N end of Table Mountain Lake. Vernal pool. 166 Comment
  CHSC45781  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-4 834 Tehama Central Valley. About 2.5 miles NNE of Vina, third in the series of five Laniger (Leininger) Lakes. Vernal pool. 80 Comment
  CHSC52906  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama Central Valley. About 15 miles NE of Red Bluff and 0.6 miles NW of Dales Lake on Inks Creek Ranch. Pond. 201 Comment
  HSC102899  Orcuttia tenuis J. P. Smith 2014-5-28 13853 Tehama Hog Lake, along State Route 36 264 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
  JEPS84132  Orcuttia tenuis R. D. Stone 1986-7-20 772 Tehama w side of Manton Road (County Road A-6) 1.3 mi nne Dales (about 15 mi ne of Red Bluff); Central Valley, Dales Lake 213 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
  JEPS84139  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama 1.3 mi nnw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch, Reservoir 612' Comment
  JEPS84149  Orcuttia tenuis R. D. Stone 1986-7-20 768 Tehama ca 10 mi nne Red Bluff; Central Valley, Table Mountain Lake 173 Comment
  JEPS84154  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 842 Tehama 1.4 mi nne Dales (0.15 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 210 Comment
  SBBG115642  Orcuttia tenuis B. Crampton 1958-8-12 5072 Tehama ca. 10.8 mi NE of Red Bluff, ca. 7.8 mi NE of jct of St Hwy 36 with US Hwy 99E, ca. 4 mi SW of Dales, Hog Lake Comment
  SD131794  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama About 15 miles NE of Red Bluff and 0.6 miles NW of Dales Lake on Inks Creek Ranch, artificial pond behind earthen levee 200 Comment
  SEINET242308  Orcuttia tenuis Beecher Crampton 1958-1 Tehama Comment
  SEINET4080552  Orcuttia tenuis L. M. Boykin, P. M. Hall 2003-1 Tehama Comment
  JEPS89448  Oreostemma alpigenum var. andersonii Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13209 Tehama Wilson Lake Road 0.7 mi e from Highway 89; Sierra Nevada, Wilson Lake Road 1554 Comment
  SEINET516283  Orobanche fasciculata Vernon H. Oswald 1997-5-14 8460 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) S of Moak Trailhead. 1067 Comment
  UCD80490  Orobanche fasciculata CNPS SN Foothill Team 2005-6-6 SNFN 0333 e Tehama CDFG, Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CAS-BOT-BC500237  Orobanche pinorum Clare B. Hardham 1971-8-10 18323 Tehama South Yolla Bolly Mountain Comment
  CHSC95176  Orthocarpus cuspidatus subsp. cryptanthus R. D. Fischer 2005-8-21 814 Tehama Cascade Range high, Lassen National Volcanic Park. Plant found along trail to Mill Creek Falls, out of lower campground. 1950 Comment
  CHSC25332  Oxypolis occidentalis M. P. Hayes; Warner 1977-8-14 36 Tehama N of road along Highway 32 parallel to Deer Creek, c. 7.5 mi ne of Potato patch Campground. 1143 Comment
  SBBG122963  Ozomelis trifida B. Ertter with B. Olson 1991-7-6 10430 Tehama Cold Spring Crk ca. 0.5 mi SE of Cold Spring Forest Station, 0.4 mi from Ball Rock Rd on rd to Rocky Cabin 1828 Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  HSC74970  Packera greenei J. P. Smith, Thomas W. Nelson 1979-6-25 10199 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  HSC81954  Packera greenei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4879 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CAS-BOT-BC316927  Packera greenei Rimo Carlo Felice Bacigalupi 1934-5-29 2415 Tehama On Paskenta grade, (Road from Corning to Covelo), just west of Paskenta. Comment
  CHSC49536  Panicum acuminatum var. acuminatum Vernon Oswald 1986-8-20 2284 Tehama Sulphur Works, Lassen Volcanic National Park. 2121 Comment
  RSA724866  Parnassia palustris var. californica L. Ahart 2006-9-9 13260 Tehama On the E side of the dirt road. About 150 yards E of Colby Creek. About 2 miles (air) SE of Colby Mountain. About 5 miles (air) NE of Butte Meadows. 1526 Comment
  CHSC65726  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-4-3 7305 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Just S of the intermittent stream ca. 0.3 mi E of the dirt lane along the W side of the parcel. 103 Comment
  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
  HSC89828  Paronychia ahartii Rimo Bacigalupi, H. L. Mason, Lucile Mason 1958-4-22 6290 Tehama Lower portions of the Kirkwood plains, 2 mi. W of Kirkwood and 1.5 mi. W of Hwy. 99, 7 mi. S of Corning 73 Comment
  JEPS86517  Paronychia ahartii Roy E. Buck, Glenn L. Clifton 1990-4-4 1489 Tehama 21 air km ne Red Bluff (on plain nw of Dales, ca 2.0 air km nnw of confluence of Paynes Creek and De Haven Gulch drainage, just e of gas pipeline intersection station); nnw Paynes Creek and De Haven Gulch drainage co 201 Comment
  JEPS88557  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-5-6 7534 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills, n of gravel road and w of the Jeep Trail at this location); Cascade Range Foothills, Hog Lake Plateau 225 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
  JEPS90771  Paronychia ahartii Glenn L. Clifton with Roy E. Buck 1990-4-6 20671 Tehama near Shasta County line (Sacramento Valley, Battle Creek); Sacramento Valley, Battle Creek 292 Comment
  NY342566  Paronychia ahartii J. T. Howell 1955-6-12 30307 Tehama 8.5 miles south of Corning Comment
  JEPS50024  Parvisedum pumilum W. L. Jepson 1932-5-9 16358 Tehama rubble plain about 11 mi ne of Red Bluff (near Seven Mile Creek) 137 Comment
  JEPS86515  Parvisedum pumilum Roy E. Buck, Glenn L. Clifton 1990-4-3 1486 Tehama 3.3 air km e of Sacramento River (Sevenmile Creek confluence, 10 air km ne of Red Bluff, just e of gas pipeline); Sevenmile Creek confluence 228 Comment
  SEINET12217258  Parvisedum pumilum Unknown 1982-1 459 Tehama The Nature Conservancy Vina Plaina Preserve, just s of Lassen Road in central pasture, T24N, R1W, s 70 Comment
  CHSC113252  Paspalum dilatatum Lowell Ahart; John Dittes 2014-5-18 19516 Tehama East bank of a large canal, on the south side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC88236  Paspalum dilatatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CAS-BOT-BC259747  Paspalum distichum Reeder, John R. & Charlotte G. Reeder 1975-8-10 6683 Tehama Ca. 4 miles SW of Dales, ca. 11 miles NE of Red Bluffs 274 Comment
  CHSC65080  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1995-7-17 7069 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Borrow pit on the E side of the road. 213 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
  RSA757367  Pectocarya pusilla Barbara Ertter 1991-5-18 9848 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  CHSC82632  Pedicularis densiflora Tara Morgan 2002-4-28 48 Tehama On the west side of Highway 32. 975 Comment
  JEPS97003  Pedicularis densiflora Vernon H. Oswald and L. Ahart 1994-3-8 5982 Tehama T23N R7W SW1/4 Sec. 22, 1500 ft, Chaparral. Mud Flat Rd. 1.2 mi W of Round Valley Rd., SW of Paskenta 457 Comment
  SJSU5828  Pedicularis densiflora D. L. Wilson 1970-4-18 Tehama Little Giant Mill Rd 1 mi SE of its junction with Hwy 20 between Paynes Cr & Mineral 1066 Comment
  SJSU5837  Pedicularis densiflora C. R. Beeber 1970-4-18 Tehama 2 mi W of Grass Valley on Rough & Ready Rd 670 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  CHSC21153  Pedicularis semibarbata M. S. Taylor 1975-7-17 856 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36 and 89. 1828 Comment
  CHSC39837  Pellaea andromedifolia Maxey-Jones 1928-4-12 Tehama Antelope Creek Canyon. Comment
  CHSC77715  Pellaea andromedifolia B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 928 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  UC1299763  Pellaea brachyptera Freed W. Hoffman 1950-7-6 3763 Tehama ca. 1 mi ne White Rock Guard Station (western) Comment
  RSA105389  Pellaea brachyptera G. D. Barbe 1955-7-17 203 Tehama On the county road to Oven Lid at the sign Sommerset (sic) 3/4 1890 Comment
  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
  JEPS94924  Pellaea mucronata var. mucronata Vernon H. Oswald and Lowell Ahart 1997-5-14 8437 Tehama on Ponderosa Way (Forest Rd. 28N29) 7.9 mi s Plum Creek Rd. (between Paynes Creek and Cohasset, 1.6 mi nw of the South Fork Antelope Creek) 1018 Comment
  HSC95704  Penstemon anguineus Vernon H. Oswald, L. Ahart 1997-7-7 8710 Tehama Forest Route 35 at Jones Camp Creek, N side of Yolla Bolly-Middle Eel Wilderness, E of Rat Trap Gap 1524 Comment
  JEPS76641  Penstemon azureus L. R. Heckard 1972-6-18 2984 Tehama n Mt. Tedoc (along Wells Creek); n of Mt. Tedoc, along Wells Creek 1127 Comment
  CHSC109207  Penstemon azureus var. angustissimus B. Castro; L. P. Janeway 2004-5-30 1464 Tehama High Cascade Range. NE-facing slope above unnamed tributary from south into Deer Creek; 100 ft above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 1.4 road mi E of major hairpin turn where road drops into Deer Ck canyon. 990 Comment
  NY571140  Penstemon azureus var. angustissimus R. C. F. Bacigalupi 1955-7-17 5333 Tehama 1.2 miles south of Ovenlid and 3/4 mile east of and above Somerset Meadow; close to ridge-top; Mendocino National Forest 1889.8 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
  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
  CHSC87123  Penstemon laetus var. leptosepalus L. P. Janeway 2001-6-15 7175 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  CHSC61440  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1993-8-18 5842 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. 2490 Comment
  CHSC80699  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
  SBBG28896  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 mi E of Mineral 1524 Comment
  NY627252  Penstemon neotericus K. A. Vincent 1987-6-25 4434 Tehama Sierra Nevada, Deer Creek Canyon; along west side of CA 32 and Deer Creek, ca. 4.5 miles northeast of Potato Patch Campground, ca. 6.5 miles southwest of jct. CA 36/89, ca. 10.5 miles southeast of Mineral 1280.2 Comment
  NY627260  Penstemon neotericus F. W. Pennell 1940-7-23 26247 Tehama Route 36, 2-3 miles west of Morgan Springs 1737.4 Comment
  UC696742  Penstemon neotericus David D. Keck 1930-7-24 967 Tehama 17 mi w Chester (Domingo Springs, eastern Tehama County); Sierra Nevada, Domingo Springs 1525 Comment
  CHSC28161  Penstemon newberryi J. D. Jokerst 1979-7-16 289 Tehama S. of Forest Service trail 3E12. 1.0 mile W. of trail head. Comment
  CHSC90914  Penstemon purpusii Niall McCarten 1986-6-22 5291 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS35077  Penstemon purpusii R. F. Hoover 1963-7-4 8573 Tehama Log Spring Ridge near Bodkin cabin; Log Spring Ridge Comment
  OBI9274  Penstemon purpusii Robert F. Hoover 1963-7-4 8573 Tehama log Spring Ridge near Bodkin cabin Comment
  UC1037361  Penstemon purpusii Douglas Barbe 1955-7-16 182 Tehama e ridge leading to summit of mt. e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  NY640956  Penstemon purpusii R. C. F. Bacigalupi 1934-5-29 2404 Tehama Along Paskenta-Covelo Road, on slopes of Goat Hill, 2 miles east of Log Spring Ranger Station, Mendocino National Forest 1828.8 Comment
  NY640957  Penstemon purpusii R. C. F. Bacigalupi 1955-7-16 5313 Tehama Just at base of (± 60 ft, below) rocky summit of Ovenlid, summit of ridge 5.5 miles east of South Yollo Bolly Mountain 1981.2 Comment
  CAS-BOT-BC239432  Penstemon rydbergii var. oreocharis David D. Keck 1930-7-24 961 Tehama Mineral 1525 Comment
  POM195116  Penstemon rydbergii var. oreocharis D. D. Keck 1930-7-24 961 Tehama Mineral. 1524 Comment
  UCD124267  Penstemon rydbergii var. oreocharis J. M. Tucker 1951-6-28 2155 Tehama Ca. 500 feet lower than summit, east side of Anthony Peak. 1950 Comment
  UCSB63898  Pentagramma triangularis subsp. triangularis Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate 182 Comment
  CHSC66204  Persicaria maculosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7723 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  JEPS75774  Petasites frigidus var. palmatus Todd and Virginia Keeler-Wolf 1971-6-17 144 Tehama junction of Bear Gulch and Cottonwood Creek Yolla Bolly Mountains 1280 Comment
  CHSC64520  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1995-4-3 6579 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 bank of the intermittent stream located ne of the northern cluster of pools, upstream from the pile of discarded powerline insulators. 207 Comment
  CHSC66483  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1996-5-20 7611 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  CHSC32160  Phacelia egena James Jokerst 1980-8-22 1103 Tehama Near Mt. Linn. Comment
  CHSC88923  Phacelia egena Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road. UTM: 10 0591017 E, 4451392 N. 473 Comment
  JEPS122062  Phacelia egena Lowell Ahart, John Dittes 2014-5-17 19508 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS94332  Phacelia egena Vernon H. Oswald and Lowell Ahart 1997-5-14 8442 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  CDA40378  Phacelia egena J. T. Howell 1943-8-8 19189 Tehama Northwestern; Inner North Coast Ranges region; Anthony Peak; Tehama/Mendocino County 0 Comment
  JEPS22563  Phacelia egena Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6298 Tehama 2.5 mi s Lowrey (near road to Paskenta from Lowrey); foothills of Inner North Coast Ranges, south fork of Elder C 289 Comment
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  RSA66628  Phacelia egena P. A. Munz 1951-7-26 16921 Tehama South slope of South Yolla Bolly Peak. 2317 Comment
  JEPS91353  Phacelia hastata subsp. compacta Dean Wm. Taylor with David C. Randall 1976-7-6 6056 Tehama Cub Creek, about 1 mile upstream from confluence with Deer Creek along Highway 32 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
  UC2031480  Phacelia heterophylla var. virgata Barbara Ertter with Brad Olson 1991-7-6 10447 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong junction ca 28 air miles W of Corning, E side Tatham Ridge overlooking valley Comment
  UC923091  Phacelia imbricata Freed W. Hoffman 1950-7-2 3311 Tehama between Harrison Gulch Guard Station and public camp on North Fork Beegum Creek (0.7 mi from creek) 822 Comment
  CHSC14107  Phacelia mutabilis L. V. Ritter 1969-6-15 370 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  CHSC94330  Phacelia mutabilis Lowell Ahart 2006-7-19 13049 Tehama East side of a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS1160  Phacelia mutabilis Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC89849  Phacelia purpusii L. P. Janeway; B. Castro 2004-5-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  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
  JEPS101551  Phacelia purpusii Dean W. Taylor 1997-6-18 16077 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36 960 Comment
  UCD80359  Phacelia purpusii CNPS SN Foothill Team 2005-6-21 SNNR 0348 d Tehama USFS, Lassen National Forest, near the edge of the study boundary and northwest of Black Rock Campground. 1211 Comment
  UCD80362  Phacelia purpusii CNPS SN Foothill Team 2005-6-21 SNNR 0330 b Tehama USFS, Lassen National Forest, at the top of Mill Creek Ridge. 1158 Comment
  UC54514  Phacelia racemosa H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4324 Tehama Park's Ranch Mount Lassen (s side, Tehama Co. line) 2133 Comment
  CHSC78965  Phalaris aquatica Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC88534  Phalaris aquatica Jenny Marr; Beth Hendrickson 1999-5-28 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat. 289 Comment
  JEPS118032  Phalaris paradoxa Lowell Ahart, John Dittes 2011-6-9 17456 Tehama Rio De Los Molinos Land Grant. Low area in field, under the pole line, 2685 feet east of Highway 99, 1.5 miles (air) north of Vina.Valley Grassland 71 Comment
  SEINET11689138  Phalaris paradoxa Unknown 1982-1 708 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  CAS-BOT-BC253564  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama Ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2133 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
  UC106951  Phlox diffusa T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  JEPS71081  Phlox gracilis W. L. Jepson 1932-5-9 16329 Tehama Paskenta 304 Comment
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Jul 1 2009
  JEPS71091  Phlox gracilis W. L. Jepson 1927-6-21 12282 Tehama Battle Creek Meadow Mineral 1524 Comment
  RSA93038  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-6-21 12771 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  JEPS106207  Phyla nodiflora var. rosea Lowell Ahart 2004-6-28 11143 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  CHSC41108  Physalis lancifolia Pauleen Broyles 1982-7-27 807 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch on west bank in e pasture, ca .5 km s of Lassen Road. 66 Comment
  CAS-BOT-BC60744  Physaria occidentalis Clare B. Hardham 1971-8-10 18315 Tehama South Yolla Bolly Mountain. 2438 Comment
  JEPS117398  Phytolacca americana Lowell Ahart, John Dittes 2010-10-4 17292 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC55083  Pilularia americana L. P. Janeway 1991-5-11 3954 B Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 169 Comment
  JEPS118099  Pilularia americana Lowell Ahart, John Dittes 2011-6-9 17431 Tehama Rio De Los Molinos Land Grant. Bottom of 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
  CAS-BOT-BC78724  Pinus jeffreyi John Thomas Howell 1960-8-19 36142 Tehama Brokeoff Mt. Trail 2590 Comment
  CAS-BOT-BC72982  Pinus monticola J. M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla bolly Mountain. Comment
  SEINET12514757  Pinus monticola D. A. Charlet, R. Tausch 1995-9-28 2216 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. south face 2073 Comment
  UCD134811  Pinus monticola John M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ca. .5 mile east of summit of South Yolla Bolly Mountain. 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
  CHSC88811  Pinus sabiniana A. Peterson 2003-4-10 32 Tehama Hwy 36 east of Red Bluff. Between Paynes Creek and Lassen Lodge. UTM: 598060E 4466650N. 749 Comment
  UC1543733  Plagiobothrys Harold and Virginia Bailey 1948-8-27 3068 d Tehama near Sulphur Creek Campground meadows below ski hut; Lassen Volcanic National Park 2011 Comment
  CHSC40689  Plagiobothrys austiniae Pauleen Broyles 1982-4-8 369 A Tehama The Nature Conservancy Vina Plains Preserve. Ca 50 m south of Lassen Road and 50 m west of internal fence. 67 Comment
  CHSC79097  Plagiobothrys austiniae B. Castro; L. P. Janeway 2000-4-5 1051 Tehama Vicinity of Orland; on gravel/cobbled edge of Rice Creek. 109 Comment
  CHSC53941  Plagiobothrys canescens Vernon H. Oswald; Lowell Ahart 1991-4-16 4491 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  JEPS113209  Plagiobothrys canescens Lowell Ahart 2007-5-8 13718 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  UC1586548  Plagiobothrys canescens Vernon H. Oswald and Lowell Ahart 1991-4-16 4491 Tehama 0.2 mi s Corning Rd (A7) (Black Butte Rd, just s of Burch Creek, w of Corning) 109 Comment
  JEPS88359  Plagiobothrys greenei Vernon H. Oswald and Lowell Ahart 1996-4-23 7423 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 265 Comment
  CAS-BOT-BC231013  Plagiobothrys hispidulus Alice Eastwood; John Thomas Howell 1941-7-9 9812 Tehama Government Flat Comment
  JEPS108906  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS61035  Plagiobothrys hispidulus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows Comment
  UCD80164  Plagiobothrys humistratus CNPS SN Foothill Team 2006-3-28 SNFN 0354 Tehama TNC Dye Creek Preserve, east of Foothill Rd. 113 Comment
  CHSC102365  Plagiobothrys nothofulvus L. P. Janeway 2009-3-28 9671 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
  CHSC83876  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 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
  CHSC84675  Plagiobothrys nothofulvus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 337 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Near the trailhead. 978 Comment
  CHSC96669  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 13717 Tehama On both sides 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
  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
  RSA794947  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16310 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
  CHSC54000  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1991-5-9 4549 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 large pond at the entrance kiosk. 112 Comment
  CHSC79702  Plagiobothrys shastensis L. P. Janeway; B. Castro 2000-4-12 6663 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  JEPS97230  Plagiobothrys shastensis Vernon H. Oswald and L. Ahart 1995-4-25 6696 Tehama Dales Lake ER. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC107255  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. Bottom of a large vernal pool, sand dune area. 80 Comment
  CHSC113270  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2014-5-16 19473 Tehama Along the sides of a small drainage, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC64958  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1995-7-12 7051 Tehama High North Coast Ranges. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. On the bed of a snow lake. 1341 Comment
  CHSC66044  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1996-5-6 7538 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the drying margin of Hog Lake (collected S end). 263 Comment
  CHSC87323  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10783 Tehama On sides of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS105875  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10783 Tehama On sides of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  JEPS122044  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2014-5-16 19473 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD21110  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 286 Tehama Inks Creek Ranch site. Pool # INK201. UTMs 10T0578791; 4466339. Comment
  JEPS94149  Plagiobothrys tenellus Vernon Oswald and Lowell Ahart 1998-4-27 8968 Tehama w. Red Bluff (s.e. of Platina, Pettyjohn Rd. 0.9 mi. w. of its junction w/ Weemasoul Rd.) 597 Comment
  HSC59812  Plagiobothrys tenellus John L. Heywood, D. H. Norris 1968-3-31 1867 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC113334  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC41020  Plantago coronopus Pauleen Broyles 1982-5-21 635 Tehama The Nature Conservancy Vina Plains Preserve. Ca .5 km south of Lassen Road. 66 Comment
  CHSC55230  Plantago elongata L. P. Janeway 1991-4-11 3886 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  JEPS95691  Plantago elongata Vernon H. Oswald and L. Ahart 1995-4-10 6609 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC65650  Plantago erecta Shaun E. Sims 1995-4-22 12 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  CHSC65744  Plantago erecta Vernon H. Oswald; Lowell Ahart 1996-4-3 7293 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of the Sacramento Valley. Common and widespread in grassy upland (collected from gravel on the flood plane of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel). 103 Comment
  SEINET12332649  Plantago erecta Unknown 1983-1 871 Tehama The Nature Conservancy Vina Plains Preserve 65 Comment
  CHSC113253  Plantago lanceolata Lowell Ahart; John Dittes 2014-5-18 19517 Tehama East bank of a large canal, on the north side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC66882  Plantago major Vernon H. Oswald 1996-9-4 8262 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in moist gravel along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  JEPS88388  Plantago major Vernon H. Oswald and Lowell Ahart 1996-9-4 8262 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek ca. 1 mi. upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau 131 Comment
  UCD138968  Platanthera dilatata var. leucostachys Kenneth D. Stewart 1965-7-7 s.n. Tehama around 2 miles south of south entrance to Lassen Volcanic National Park. Comment
  CHSC12953  Platanthera leucostachys K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5801 Tehama 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
  RSA121627  Platanthera leucostachys G. D. Barbe 1955-7-16 161 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  CHSC21150  Platanthera sparsiflora M. S. Taylor 1975-7-17 849 Tehama Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32,36, and 89. 1828 Comment
  JEPS51581  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Salt Creek , tributary of the Cottonwood (tributary of the Cottonwood) Comment
  CHSC70913  Plectritis ciliosa subsp. ciliosa Vernon Oswald; Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  JEPS5142  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama near Crane Creek (Stiver's Ranch); Stiver's Ranch Comment
  JEPS94148  Plectritis ciliosa subsp. ciliosa Vernon Oswald and Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  CHSC65708  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. NE corner of the plateau. On the S side of Paynes Creek. 213 Comment
  CHSC75308  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart 1999-4-21 9712 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 640 Comment
  CHSC65709  Plectritis macrocera Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7267 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of Paynes Creek, in the NE corner of the plateau. 213 Comment
  JEPS97489  Plectritis macrocera Vernon H. Oswald and L. Ahart 1995-3-19 6537 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  SEINET10661578  Poa annua Lowell Ahart 2004-4-29 Ahart 10784 Tehama T23N, R7W, northeast 1/4 Section 20. Along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS124426  Poa bolanderi Lowell Ahart, John Dittes 2015-8-5 20475 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UC768575  Poa bolanderi R. F. Hoover 1940-9-22 4626 Tehama near Mineral Summit Comment
  HSC10644  Poa bulbosa R. S. White 1965-5-15 83 Tehama 20 mi. E of Red Bluff on Hwy. 36 Comment
  UC1153867  Poa bulbosa Beecher Crampton 1953-4-29 1168 Tehama ca 1 mi s Dales Comment
  UCD90661  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama north-central part of county. Ellis Ranch. Comment
  UCD80595  Poa howellii CNPS SN Foothill Team 2005-6-30 SNNR 0452 b Tehama USFS Lassen National Forest, Ishi Wilderness, on ridge leading S from Lassen Trail. 1000 Comment
  HSC10750  Poa pratensis C. R. Ball 1932-7-23 659 Tehama N Fork of Battle River, Lassen Hwy., just outside (NE) of Mineral. 1524 Comment
  JEPS101927  Poa pratensis Dean Wm. Taylor with David C. Randall 1976-7-8 6058 Tehama 5 mi upstream of confluence with Deer Creek along Hwy 32 Cub Creek; Cub Creek Watershed 1894 Comment
  CHSC61694  Poa pringlei Vernon H. Oswald; Lowell Ahart 1993-9-2 5910 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. On the N side of the ridge near the summit. 2438 Comment
  SEINET11689126  Poa secunda Unknown 1982-1 545 Tehama The Nature Conservancy Vina Plains Preserve, near Sheep Camp Ditch 68 Comment
  CHSC41064  Poa secunda subsp. secunda Pauleen Broyles 1982-5-6 545 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch. 68 Comment
  CHSC77635  Poa secunda subsp. secunda Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  CHSC88974  Poa secunda subsp. secunda A. Peterson 2003-4-19 53 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  UCD92120  Poa secunda subsp. secunda E. Wilson 1935-4-23 s.n. Tehama Near Redding. Road to Duncan Creek Experiment. Comment
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Jul 21 2013
  CAS-BOT-BC244268  Podagrostis humilis George W. Gillett 1957-8-18 1098 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mountain trail, from Sulphur Works checking station up 0.25 mile to stream crossing near extensive talus formation 2103 Comment
  CHSC40826  Pogogyne zizyphoroides Pauleen Broyles 1982-4-23 447 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road. 68 Comment
  UC1042333  Pogogyne zizyphoroides John Thomas Howell 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
  UCD125423  Pogogyne zizyphoroides John Thomas Howell 1954-4-26 29192 Tehama 6 miles south of Corning. Comment
  CHSC41074  Polygonum aviculare Pauleen Broyles 1982-6-10 723 Tehama The Nature Conservancy Vina Plains Preserve on w side of barn in s pasture. 62 Comment
  CHSC117624  Polygonum aviculare subsp. depressum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21370 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CAS-BOT-BC414187  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-20 36268 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  JEPS88279  Polygonum aviculare subsp. neglectum Vernon H. Oswald and Lowell Ahart 1996-6-3 7698 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek, at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  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
  UC525865  Polygonum bidwelliae L. V. Compton 1930-6-19 Tehama 3 mi w Payne's Creek; Meadow Ranch Comment
  RSA105334  Polygonum bistortoides G. D. Barbe 1955-7-19 221 Tehama Rocky Cabin Spring, E of Cold Spring Rootstock deep and tenacious. 1890 Comment
  UC402684  Polygonum bistortoides W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
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Jul 5 2009
  CHSC105527  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
  UC990727  Polygonum bolanderi Roxana S. Ferris 1953-11-9 12703 Tehama on State Hwy 36 about 12 mi w Mineral 914 Comment
  UCD80665  Polygonum bolanderi CNPS SN Foothill Team 2005-6-29 SNNR 0374 d Tehama USFS, Lassen National Forest, west of Steep Hollow. 1023 Comment
  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
  RSA107438  Polygonum californicum L. S. Rose 1955-6-12 55063 Tehama Hog wallow depressions on low rolling plains, 8.5 miles S of Corning. 91 Comment
  SBBG119893  Polygonum douglasii L. Ahart, J. Dittes, J. Dittes 2003-8-23 10524 Tehama ca. 80 yards E of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  CHSC102635  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; Josephine Guardino 2009-9-6 16360 Tehama East of the enclosure, on the east side of 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
  UC850390  Polygonum douglasii subsp. spergulariiforme Alice Eastwood Aug 22 1912-Aug 26 1912 1795 Tehama trail from Morgan's Spring to Sulphur Works; Lassen Butte Region Comment
  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
  RSA67032  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mile E of Square Lake. 2134 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
  CAS-BOT-BC418577  Polygonum minimum John Thomas Howell 1960-8-23 36466 Tehama Lassen Volcanic National Park. Lassen Loop 1/2 mile se. of Sulphur Works 2133 Comment
  UC936220  Polygonum minimum Helen K. Sharsmith 1951-7-11 4013 Tehama Covelo-Paskenta road 0.3 mi beyond Anthony Peak road junction (just within w boundary of Tehama Co.); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  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
  CDA34746  Polygonum punctatum L. 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 miles (air) northwest of Vina. Comment
  HSC75059  Polypogon interruptus J. P. Smith, Thomas W. Nelson 1978-7-22 10052 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  SEINET11689133  Polypogon interruptus Unknown 1982-1 619 Tehama The Nature Conservancy Vina Plains Preserve, where ditch crosses under Lassen Rd 66 Comment
  CHSC64744  Polypogon monspeliensis Vernon H. Oswald 1995-5-2 6702 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Inks Creek Rd. near the w boundary. 213 Comment
  CHSC80506  Polypogon monspeliensis Caroline Warren; Heidi West, Julie Cunningham 1998-7-7 Tehama Vicinity of Jackass Canyon and Bell Road. 320 Comment
  JEPS102670  Polypogon monspeliensis Lowell Ahart 2001-6-8 8804 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC87204  Polystichum imbricans subsp. curtum Lowell Ahart 2004-4-10 10734 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  CHSC116674  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Joseephine Guardino 2016-2-11 20698 Tehama Neer the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC118583  Polystichum imbricans subsp. imbricans L. P. Janeway; B. Castro 2016-9-5 12162 Tehama Klamath Ranges/High North Coast Ranges. At the Tehama/Trinity county line; Stuart Gap, 2.7 air-km north of North Yolla Bolly. 1525 Comment
  CHSC55792  Polystichum imbricans subsp. imbricans Vernon H. Oswald 1991-10-3 4879 Tehama West Bank of West Sulphur Creek, between Lassen Chalet and the Sulphur Works. Lassen Volcanic National Park. 2042 Comment
  UC1478238  Polystichum lemmonii G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  CAS-BOT-BC102407  Populus fremontii L. E. Smith 1913-4-13 626 Tehama Red Bluff Comment
  CHSC37527  Potamogeton crispus M. S. Taylor; C. Goldsmith 1982-10-19 5165 Tehama On edge of Sacramento River, at Horizons West Hidden Resort, ca. 1/4 mi ne of Tehama. 60 Comment
  JEPS101032  Potamogeton diversifolius Dean W. Taylor 1993-5-14 13443 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek 186 Comment
  JEPS88102  Potamogeton diversifolius Vernon H. Oswald and Lowell Ahart 1996-4-29 7483 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  CAS-BOT-BC267178  Potamogeton foliosus D. Showers 1980-7-19 DS 4380 Tehama 0.25 mile S of WIndy Point, Diamond Peak, Lassen Volcanic National Park 2072 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
  HSC102787  Potamogeton natans L. Ahart, Josephine Guardino 2009-9-6 16361 Tehama Gurnsey Creek; about 6.5 air miles SE of Mineral, ~0.75 mi. SW of the intersection of Hwy. 36 and Paynes Creek Road, 1479 Comment
  CHSC61437  Potentilla drummondii Vernon H. Oswald; Lowell Ahart 1993-8-11 5793 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CHSC26462  Prunella vulgaris var. lanceolata L. V. Ritter 1969-6-15 359 Tehama .4 mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  RSA66376  Prunus emarginata Philip A. Munz 1951-7-26 16955 Tehama South face of South Yolla Bolly peak. 2058 Comment
  CHSC79902  Prunus subcordata L. P. Janeway; B. Castro 2000-4-22 6683 Tehama High Cascade Range. Along Ponderosa Way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 Comment
  JEPS94154  Prunus subcordata Vernon Oswald and Lowell Ahart 1998-4-27 8975 Tehama w. of Red Bluff and s.e. of Platina (Weemasoul Rd. near its junction w/ Pettyjohn Rd.) 417 Comment
  JEPS118589  Prunus virginiana var. demissa B. Castro, L. P. Janeway 2000-4-22 1092 Tehama High Cascade Range. North side of Mill Creek at Black Rock Campground, ca 0.2 mi west of Black Rock and south Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  JEPS94348  Prunus virginiana var. demissa Vernon H. Oswald and Lowell Ahart 1997-5-14 8419 Tehama Ponderosa Way (Forest Road 28N29) 3.8 mi se of Plum Creek Road at a low-water crossing of the North Fork Antelope Creek North Fork Antelope Creek; Ponderosa Way (Forest Road 28N29) 938 Comment
  CAS-BOT-BC356388  Pseudognaphalium beneolens Clare B. Hardham 1971-8-10 193446 Tehama South Yolla Bolly Mountain. Dry Lake, road to Red Bluff 1691 Comment
  CHSC88260  Pseudognaphalium luteoalbum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11205 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  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
  CHSC64600  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald; Lowell Ahart 1995-4-17 6649 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  JEPS22649  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6287 Tehama about 2 mi w Kirkwood (lower portion of plains, about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  SBBG8680  Psilocarphus brevissimus var. brevissimus H. and M. Dearing 1938-6-22 2084 Tehama near Deer Crk Comment
  CHSC64697  Psilocarphus oregonus Vernon H. Oswald; Lowell Ahart 1995-5-9 6717 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. Pool 20. 213 Comment
  SEINET7073579  Psilocarphus oregonus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  CHSC79690  Psilocarphus tenellus var. globiferus L. P. Janeway; B. Castro 2000-4-4 6654 Tehama Vicinity of Brannin Creek and Rice Creek, west of Hwy I-5. 124 Comment
  CHSC89617  Psilocarphus tenellus var. globiferus Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-16 Tehama Vicinity of Newville, Garland/Round Valley Road, and Williams Butte. In low slopes by stream channel. 274 Comment
  RSA767837  Ptelea crenulata L. Ahart, John Dittes 2010-7-17 16881 Tehama North-aspect on south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 773 Comment
  UC2031493  Pteridium aquilinum var. pubescens Barbara Ertter with Brad Olson 1991-7-6 10355 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
  CHSC77948  Pterostegia drymarioides B. Castro; L. P. Janeway 1999-5-12 930 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 231 Comment
  JEPS57991  Pterostegia drymarioides Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo Rd.) 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
  CAS-BOT-BC465509  Pyrola asarifolia H. F. Copeland 1920-7-7 94 Tehama Butt Mt. 1828 Comment
  UC1736005  Pyrola picta Dean W. Taylor 1972-6-17 1496 Tehama Beegum Peak, Comment
  UC1553507  Pyrola picta E. Dean 1988-8-2 162 Tehama S of Round Mtn. S side of Forest Rd. 35 at turnoff to Red Mtn. 1706 Comment
  HSC31421  Quercus X morehus Gary S. Lester 1974-5-5 140 Tehama Along Hwy. 36 21 mi E of Trinity Co. line Comment
  CHSC77581  Quercus berberidifolia B. Castro; L. P. Janeway 1999-5-5 920 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 304 Comment
  UC1135505  Quercus berberidifolia P. L. Johannsen 1936-8-28 1003 Tehama 0.75 mi w junction of Deer Creek and Dead Horse Creek; Paynes Creek Quad. 944 Comment
  CDA21858  Quercus chrysolepis G. D. Barbe 1975-10-24 2100 Tehama 1.4 miles north of Highway 36 (Paynes Creek) on Lanes Valley Road. 0 Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  UC5575  Quercus durata W. W. Mackie 1902-10-1 Tehama w of Paskenta Comment
  CHSC105950  Quercus garryana var. breweri Lowell Ahart; John Dittes 2010-7-17 16879 Tehama South side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36. 772 Comment
  UCD46164  Quercus garryana var. semota P. L. Johannses 1936-8-28 1004 Tehama 1/4 mile north of of the junction of Panther and Deer Creeks. 914 Comment
  POM160293  Quercus kelloggii J. G. Lemmon 1891-7-25 s.n. Tehama Mill Creek Canyon Comment
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Jul 5 2013
  SEINET10431772  Quercus kelloggii Unknown 1956-4-27 s.n. Tehama CA Hwy 36, 35 miles E of Red Bluff. 610 Comment
  UCSB22231  Quercus kelloggii McMinn, H. 1941-8-28 Tehama Child's Meadows 0.5 mile from junction highways 89 and 299, toward Alturas Comment
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May 24 2009
  UC54722  Quercus wislizeni W. W. Mackie 1902-10-22 Tehama w of Paskenta Comment
  UCD19574  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mile west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road. 1554 Comment
  UCR198076  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mi west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road 1555 Comment
  RSA90489  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama Logging road west of Paskenta, near 7 mile post. Comment
  UC1010347  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama w Paskenta (near 7 mi post in burned area) Comment
  CAS-BOT-BC379429  Ranunculus alismifolius var. alismellus Carl B. Wolf 1937-5-17 8714 Tehama northern Sierra Nevada; Red Bluff-Susanville Road, Mineral 1524 Comment
  UC827598  Ranunculus alismifolius var. alismifolius A. A. Heller 1938-5-21 15096 Tehama meadows s Child's Meadows 1371 Comment
  RSA74349  Ranunculus alismifolius var. hartwegii Milo S. Baker 1952-5-23 12434 Tehama W ground near Child's Meadow Hwy 36 1524 Comment
  CAS-BOT-BC380408  Ranunculus alismifolius var. hartwegii A. A. Heller 1929-5-30 14578 Tehama stiff clay soil in a meadow at Mineral 1524 Comment
  CHSC48829  Ranunculus aquatilis var. diffusus Vernon Oswald 1983-7-26 922 Tehama Calif. Hwy 32, 1.0 mi s-w of its jct. with Calif. Hwy 36. Along the edge of North Fork of Deer Creek. Meadow. 1402 Comment
  CHSC79897  Ranunculus aquatilis var. hispidulus L. P. Janeway; B. Castro 2000-4-4 6649 Tehama Vicinity of Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC80061  Ranunculus canus B. Castro; L. P. Janeway 2000-5-11 1157 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  POM268400  Ranunculus canus Lyman Benson 1929-3-26 1057 Tehama S of Red Bluff, Sacramento Valley 91 Comment
  CHSC48822  Ranunculus flammula var. ovalis Vernon Oswald 1984-7-16 1589 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  JEPS95681  Ranunculus hebecarpus Vernon H. Oswald and L. Ahart 1995-4-10 6640 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt. 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
  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
  UC1037398  Ranunculus orthorhynchus var. orthorhynchus Douglas Barbe 1955-7-22 245 Tehama 3 mi w Oven Lid (close to edge of small streamlet, w Tehama Co.) 2072 Comment
  CHSC64605  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1995-4-10 6623 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  UC54505  Rhamnus rubra H. M. Hall and E. B. Babcock 4404 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC87826  Rhamnus tomentella subsp. crassifolia Lowell Ahart 2004-6-11 11030 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  RSA246489  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner N coast range, Paskenta Covelo road Mud Flat. 610 Comment
  CHSC64685  Rhus aromatica Vernon H. Oswald; Lowell Ahart 1995-5-9 6720 Tehama Cascade Range foothills, ecotone between Valley and Foothills Grassland (Wildflower Field) and Blue Oak Woodland, W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Shrub growing on basalt outcrop bordering Manton Rd. e of the Old Hwy. Pool. 219 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
  CAS-BOT-BC92896  Ribes californicum var. californicum P. A. Munz 1951-7-26 16958 Tehama South base of South Yolla Bolly Peak. 2057 Comment
  CHSC105871  Ribes cereum Julie Kierstead Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -027 Tehama 1.5 mil SW of Tedoc Gap, ca 20 mi west of Red Bluff, south side Forest Road 2712, saddle of Rat Trap Ridge near interecgtion with 45 Road. 536 Comment
  CHSC68819  Ribes lobbii Vernon Oswald; Lowell Ahart 1997-6-10 8558 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02), in dry woods above the meadow. 1821 Comment
  CHSC84538  Ribes malvaceum John Dittes 2003-2-15 2003 -3 Tehama Inner North Coast Range; approximately 7.0 air-miles southwest of Paskenta, 1.1 air-miles due north of the Glenn County Line and ca. 1.3 air-miles west by northwest of Salt Creek Saddle. On slope north of Round Valley Road. 731 Comment
  CHSC4580  Ribes nevadense C. Glascock 1965-5-15 410 Tehama Deer Creek Falls. 9.5 mi. ne of intersection of Scout Rd. and Hwy 32. 5.1 mi. ne of Windy Cut Lookout on Hwy. 32. Top of trail to falls. Comment
  JEPS49173  Ribes roezlii Jos. Grinnell 1927-5-14 Tehama Mineral Comment
  SBBG2804  Ribes roezlii H. and M. Dearing 1938-6-26 2119 Tehama 15 mi E of Mineral Comment
  CHSC57016  Ribes roezlii var. roezlii Steven Triano 1988-4-17 76 Tehama Rocky hillside along s side of Hwy. 32 ca 25 mi n of Forest Ranch. 1060 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
  JEPS13522  Ribes viscosissimum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5331 Tehama just n Mt. Linn; So. Yolla Bolly Mt. 2331 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-BC205672  Rigiopappus leptocladus James R. Shevock; David Isle 1985-6-22 11270 Tehama Northern Coast Ranges. Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 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
  CHSC96519  Rigiopappus leptocladus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13828 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  JEPS113277  Rigiopappus leptocladus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13828 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  UC1594668  Rigiopappus leptocladus Vernon H. Oswald and Lowell Ahart 1992-4-21 4917 Tehama ca 4.75 mi (air) sse Paynes Creek (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e of Hwy 99, 2.0 mi (odometer) e of the power transmission lines) 762 Comment
  JEPS34916  Rigiopappus leptocladus W. L. Jepson 1934-5-5 16628 Tehama school on Dry Creek (w Tehama County) 137 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
  UCD115384  Rorippa sphaerocarpa J. M. Tucker 1951-6-28 2153 Tehama east side of Anthony Peak. 1950 Comment
  CHSC81302  Rosa californica Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 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
  JEPS88555 Image available Rosa pisocarpa subsp. ahartii Vernon H. Oswald and Lowell Ahart 1996-5-20 7590 Tehama BLM parcel along Highway 36 ne of Red Bluff (on flood plain of Paynes Creek, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills Comment
  RSA718208  Rosa woodsii var. ultramontana L. Ahart 2006-7-19 13042 Tehama About 50 yards E of the abandoned logging road. About 200 yards NE of where the dirt road crosses Colby Creek. About 2 miles (air) SE of Colby Mtn. About 5 1/8 miles (air) NE of Butte Meadows. 1541 Comment
  POM353037  Rostraria cristata L. C. Wheeler 1935-5-23 3519 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  CHSC84312  Rubus armeniacus Lowell Ahart; John Dittes 2003-6-11 10256 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC90455  Rubus parviflorus Niall McCarten; Roxanne Bittman 1986-6-15 5396 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.5 mi. so. of Browns Camp. 1828 Comment
  UC54228  Rumex acetosella H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4384 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD101086  Rumex californicus John Thomas Howell 1960-8-18 36006 Tehama Volcanic National Park, Mineral. 1493 Comment
  CHSC83612  Rumex crispus L. P. Janeway; Shirley Innecken 2002-5-16 7553 Tehama Inner North Coast Ranges. Vicinity of Kendrick Creek and Rocky Ridge. Meadow. 286 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
  JEPS21722  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mi ne Campbellville; Paynes Cr Quadrangle Comment
  SD241821  Rupertia hallii Dean William Taylor 1997-6-6 16028 Tehama Campbell Ridge; Lassen national Forest; along road from Campbellville to Baccalia Cabin; on south-side of ridge in Pine Creek drainage (Devils Parade Ground 7.5'Q) 990 Comment
  SEINET10530983  Sabina californica A. Arthur Heller Heller 15844 Tehama Volcanic uplands east of Red Bluff, along State Highway #36, 8 km east of the junction with U.S. Highway #99E. Scattered shrubs or small trees are found for a long distance back among the hills. Neither Abrams or Jepson record it from farther north than in the foothills of Tulare County nearly 90 km farther south. Comment
  JEPS105892  Sagina apetala Lowell Ahart 2004-4-29 10794 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  UCD80226  Sagina apetala CNPS SN Foothill Team 2006-4-19 SNFN 0446 a Tehama Private Wurlitzer Ranch, south side of Pine creek. 187 Comment
  CHSC48260  Sagina procumbens Vernon Oswald 1984-7-16 1582 Tehama N side of Hwy 36, 0.4 mi s-e of Wilson Lake Rd. On the edge of a stream in a meadow. 1475 Comment
  RSA93026  Sagina saginoides Milo S. Baker, H. K. Wagnon 1954-7-11 12964 Tehama 6.1 miles above Whitlock; near county road. 1829 Comment
  UC1731160 Image available Sagittaria rigida Dean W. Taylor 1993-8-31 14064 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  JEPS87122  Sagittaria sanfordii Carol Witham 1992-7-29 459 Tehama off County Road A6 (Manton Rd.) 1.3 airmi nnw Dales Lake (margins of small stockpond); nnw of Dales Lake 182 Comment
  CAS-BOT-BC132676  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
  CHSC9568  Salix exigua E. L. Smith 1971-4-8 942 Tehama Ca. 28 mi n of Chico, on Hwy 99 just acroos Butte Co. line. Comment
  JEPS88593  Salix exigua Vernon H. Oswald and Lowell Ahart 1996-6-3 7687 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (gravel bar at old bridge site, on BLM parcel along Hwy 36 ne of Red Bluff) 103 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
  SBBG58884  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 372 Tehama S fork of Battle Crk, 1.7 km W of Mineral Comment
  SJSU237  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-30 Tehama S Fork Battle Cr, 1.7km W of Mineral 1524 Comment
  RSA5716  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CAS-BOT-BC104057  Salix hindsiana A. A. Heller 1926-4-23 13927 Tehama Banks of the Sacramento River at the Squaw Hill bridge Comment
  UCD111011  Salix hookeriana C. R. Ball; Mrs. H. P. Bracelin and Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff. 300 Comment
  SBBG59103  Salix jepsonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  CHSC77373  Salix laevigata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CHSC77375  Salix laevigata Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  CHSC77618  Salix laevigata Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  UC525953  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 664 Tehama 1.7 mi. n.e. Mineral (N. Fork Battle R.); N. Fork Battle R. 1524 Comment
  CAS-BOT-BC129526  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14591 Tehama Mineral 1524 Comment
  CAS-BOT-BC106975  Salix lasiolepis C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 653 Tehama Payne Creek, 21 miles west of Mineral 487 Comment
  RSA66377  Salix lasiolepis Philip A. Munz 1951-7-27 16956 Tehama S base of S Yolla Bolly Peak. 2058 Comment
  CHSC9690  Salix lasiolepis var. lasiolepis E. L. Smith 1971-9-11 1062 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  CAS-BOT-BC124920  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124921  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124922  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124924  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124926  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 687 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC124943  Salix lemmonii A. A. Heller 1928-5-30 14585 Tehama meadow at Mineral 1524 Comment
  LA208892  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  POM218996  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 391 Tehama 15 km NE of Mineral. Above Lassen Highway. 2000 Comment
  POM362832  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  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
  SBBG54688  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  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
  SJSU228  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SJSU239  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy,8 mi NE of Mineral 2042 Comment
  UC481903  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 401 Tehama 2 km. e Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC481991  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 374 Tehama 1.7 km. w Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525911  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 686 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525947  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 672 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 1981 Comment
  CAS-BOT-BC125069  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  UC482001  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama 1.7 km. n.e. Mineral (Mt. Lassen Hwy., S. Fork Battle Creek); S. Fork Battle Creek 1570 Comment
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Jul 7 2009
  JEPS117342  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16893 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  JEPS117343  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  CHSC9565  Salix nigra E. L. Smith 1971-4-8 939 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  CDA3216  Salsola tragus J. T. Howell 1960-7-24 36001 Tehama Paynes Creek Comment
  JEPS122036  Salvia columbariae Lowell Ahart 2014-5-8 19451 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  HSC90033  Salvia sonomensis Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 18 Tehama Tedoc Rd. 1.0 mi. S of intersection with Hwy. 36 671 Comment
  CHSC75361  Sambucus mexicana Ben Myhre 1997-4-14 5 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS29546  Sambucus racemosa var. microbotrys John Thomas Howell 1961-6-20 36587 Tehama Bluff Falls; near Lassen Volcanic National Park 1981 Comment
  CHSC65752  Sanicula bipinnata Vernon H. Oswald 1996-4-8 7336 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 137 Comment
  CHSC79090  Sanicula bipinnata B. Castro; L. P. Janeway 2000-3-22 1038 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 356 Comment
  JEPS96077  Sanicula bipinnata Vernon H. Oswald and Lowell Ahart 1996-4-8 7336 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne side of plateau on e side of creek, n of Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 137 Comment
  CHSC64498  Sanicula bipinnatifida Vernon H. Oswald; Lowell Ahart 1995-4-3 6585 Tehama Cascade Range Foothills. Dales Lake Ecological Preserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  CHSC83643  Sanicula graveolens L. P. Janeway 2001-4-24 7221 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
  CHSC13525  Sanicula tuberosa C. J. Roy 1973-4-21 41 Tehama On hillside 25 ft n of St. Rte. 32, 9.1 mi. s of St. Rte. 89 (47.9 mi. ne of Chico). [Label says Butte Co., but more likely to be Tehama Co.]. 1143 Comment
  CHSC88526  Sanicula tuberosa Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  JEPS962  Sanicula tuberosa W. L. Jepson 1899-4-25 14195 Tehama Crane Creek, (Branch of the Cottonwood Creek) Crane Creek Comment
  UC1543721  Sarcodes sanguinea Harold and Virginia Bailey 1948-8-28 3057 Tehama near Sulphur Creek campground (Lassen Volcanic Nat'l Park); Lassen Volcanic Nat'l Park 2011 Comment
  SEINET263493 Image available Sarcodes sanguinea Richard J. Shaw 1993-1 5099 Tehama Lassen National Forest; Hwy 36 at mile marker 94, south of Lassen National Park 1707 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
  CHSC79057  Schoenoplectus acutus var. occidentalis J. Marr; C. Warren, H. West, N. Wight 1998-6-2 Tehama West of Orland, vicinity of Newville, Round Valley/ Garland Rd, and Mendocino NF land. 213 Comment
  CAS-BOT-BC111814  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  CHSC84594  Schoenoplectus mucronatus Lowell Ahart; John Dittes 2003-9-17 10603 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC46977  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  CAS-BOT-BC35552  Scirpus congdonii John Thomas Howell 1960-8-18 36080 Tehama Bluff Falls 1981 Comment
  CHSC76856  Scirpus microcarpus L. P. Janeway; B. Castro 1999-8-24 6546 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  JEPS88389  Scirpus microcarpus Vernon H. Oswald and Lowell Ahart 1996-9-4 8264 Tehama BLM parcel along Hwy 36 ne Red Bluff (on edge of creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  JEPS104229  Scirpus mucronatus Lowell Ahart 2003-9-17 10603 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
  CHSC82301  Scleranthus annuus subsp. annuus Lowell Ahart 2002-4-27 9551 Tehama On road base, on the east and north side of Road M2, about 50 yards north of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CDA12946  Scribneria bolanderi G. F. Hrusa 1996-5-2 12910 Tehama Central Valley; near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  UC1019896  Scribneria bolanderi H. K. Wagnon 1953-5-3 Tehama 7 mi w of Paskenta (near Logging Road, West Tehama County) Comment
  UC1586636  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1991-5-9 4553 .1 Tehama 1.5 mi ne of the Bend Bridge over the Sacramento River (6.5 mi nne of Red Bluff, 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  UC769881  Scribneria bolanderi R. F. Hoover 1937-5-19 2293 Tehama Coyote Creek Bridge s of Red Bluff; Coyote Creek Bridge Comment
  UCD92521  Scribneria bolanderi G. F. Hrusa 1996-5-2 12910 Tehama near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way.) 110 Comment
  UCD92540  Scribneria bolanderi H. K. Wagner; Milo S. Baker 1953-5-3 s.n. Tehama 7 miles west of Paskenta near Logging Road. Comment
  UCR197963  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 mi south of Dales, along Route 36 Comment
  JEPS88358 Image available Scrophularia californica Vernon H. Oswald and Lowell Ahart 1996-4-23 7415 Tehama BLM parcel along Highway 36 NE of Red Bluff, Cascade Range Foothills. 266 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
  CHSC46566  Scutellaria antirrhinoides Vernon H. Oswald 1989-7-24 3895 Tehama Wilson Lake north of Hwy 36, ca. 8 (air) east of Mineral. 1606 Comment
  RSA66617  Scutellaria antirrhinoides P. A. Munz 1951-7-26 16910 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  RSA66683  Scutellaria californica P. A. Munz 1951-7-26 16946 Tehama Square Lake, N base South Yolla Bolly Pk. 2134 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
  CHSC80661  Scutellaria siphocampyloides Vernon H. Oswald; Lowell Ahart 2001-6-5 10042 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  JEPS88590  Scutellaria siphocampyloides Vernon H. Oswald and Lowell Ahart 1996-5-20 7570 Tehama ne of Red Bluff (along Hwy 36); Hog Lake Plateau, Cascade Range Foothills 188 Comment
  CDA41036  Scutellaria siphocampyloides L. Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  UC980580  Scutellaria tuberosa Milo S. Baker 1953-4-26 12557 Tehama 5 mi w of Paskento (near first steep ascent) Comment
  CHSC90596  Sedella pumila Jean A. Graham 1988-4-24 19 Tehama S side of Plum Creek Rd., 3.5 mi se of Hwy 36 and ca. 28 mi ne of Red Bluff. Comment
  CAS-BOT-BC417755  Sedella pumila Alice Eastwood; John Thomas Howell 1934-4-21 1852 Tehama Between Red Bluff and Paynes Creek Comment
  CAS-BOT-BC417758  Sedella pumila Doris Kildale Gillespie 1930-5-9 9283 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  CAS-BOT-BC417759  Sedella pumila E. L. Dietz, Jr. 1969-4-30 s.n. Tehama Hwy 99E, E of Vina Comment
  CHSC90907  Sedum obtusatum Niall McCarten; Roxanne Bittman 1986-6-15 5462 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC63606  Sedum spathulifolium Vernon H. Oswald 1994-6-11 6274 Tehama Forest Rd. 28N36, 0.4 mi W of Tedoc Rd. (Forest Rd. 45) at Tedoc Gap, W of Red Bluff and S of Platina. 1371 Comment
  SFV17877  Sedum spathulifolium J. D. Dilley 1998-7-16 372 Tehama Sierra Nevada Alder Creek, 18 miles southwest of Chester on State Route 32. 1189 Comment
  HSC924  Selaginella hansenii John L. Heywood, D. H. Norris 1968-3-31 1890 Tehama Hwy. 36, 49 mi. E of Shasta Co. line Comment
  CHSC105989  Senecio aronicoides B. Castro; L. P. Janeway 2000-4-22 1098 Tehama High Cascade range. Along Ponderosa Way near top of Middle Ridge, N of and overlooking South Fork Antelope Creek and Black Butte. Along edge of old jeep road. 315 Comment
  CDA8613  Senecio eurycephalus G. Burrill 1955-4-29 Tehama Red Bluff - west side of airport. 0 Comment
  CAS-BOT-BC363592  Senecio fremontii var. fremontii John Thomas Howell 1960-8-19 36193 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  CHSC45772  Senecio fremontii var. fremontii Vernon Oswald 1986-7-24 2232 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CAS-BOT-BC364454  Senecio triangularis Beatrice Howitt; Walter Knight; Irja Knight 1968-7-6 2560 Tehama Government Flat 1737 Comment
  CAS-BOT-BC364536  Senecio vulgaris J. L. Heywood; D. H. Norris 1968-3-31 1875 Tehama In open Oak Parkland, CA. Hwy 36 ca. 56.0 miles east of Shasta Co. line Comment
  UCD92688  Setaria italica W. W. Mackie 1921-9-1 s.n. Tehama Red Bluff. Comment
  JEPS104231  Setaria pumila Lowell Ahart 2003-9-17 10588 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
  CHSC102247  Sidalcea hartwegii L. P. Janeway; B. Castro 2009-4-25 9740 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
  CHSC84296  Sidalcea hartwegii Lowell Ahart; John Dittes 2003-6-11 10280 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
  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
  JEPS97959  Sidalcea hirsuta K. Andreasen 1998-6-29 276 Tehama ca. 15 mi NE of Red Bluff (W of A6, at SW edge of Dales Lake in Ecological Reserve) Comment
  JEPS94225  Sidalcea malviflora subsp. asprella Vernon Oswald and Lowell Ahart 1998-5-14 9044 Tehama 0.9 mi w of Bowman Road (Highway 36 between Red Bluff and Platina); Highway 36 201 Comment
  JEPS97971  Sidalcea malviflora subsp. asprella K. Andreasen 1998-6-29 275 Tehama Hwy 36, 0.5 mi from Crane Creek 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
  CAS-BOT-BC205772  Sidalcea oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2072 Comment
  CAS-BOT-BC213192  Sidalcea robusta Larry Berti 1980-4-25 1030 Tehama Ca. 1/2 mile from Crane Creek, along Highway 36. Comment
  RSA97938  Silene antirrhina Beecher Crampton 1953-4-29 1166 Tehama 4 milies S of Dales. Comment
  JEPS76674  Silene californica L. R. Heckard 1972-6-17 2951 Tehama e slope of Beegum Mt. 1188 Comment
  UC1618233  Silene campanulata subsp. campanulata Barbara Ertter, Brad Olson 1991-7-5 10338 Tehama Raglin Ridge Rd 4.4 mi from North Fork Elder Creek crossing (ca 25 airmi sw of Red Bluff); Raglin Ridge Rd 4.4 mi from North Fork Elder Creek crossing 1066 Comment
  CHSC105866  Silene campanulata subsp. glandulosa J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca 20 mi west of Red Bluff, along side Forest Road 45. UTM N10N 4456122.241mN, 507574.138mE. 426 Comment
  HSC74851  Silene campanulata subsp. glandulosa J. P. Smith, Thomas W. Nelson 1978-7-22 10039 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  JEPS87998  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CDA24106  Silene douglasii var. douglasii L. P. Janeway 2001-7-29 7401 Tehama High Cascade Range; 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. Comment
  CHSC48267  Silene douglasii var. douglasii Vernon Oswald 1986-7-24 2234 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 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
  CHSC26222  Silene laciniata subsp. californica Toni Crumbo 1977-4-5 3 Tehama 10 ft from n side of road, 21 mi nw of Red Bluff on Hwy 36, 3 mi s of the jct. of Hwy 36 and Bowman Rd. 220 Comment
  CHSC90888  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5439 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC114585  Silene lemmonii V. Long; J. Kierstead 1991-6-20 148 Tehama Shasta-Trinity National Forest. Yolla Bolla Ranger District. On south bank of Snake Lake. 1220 Comment
  SEINET189217  Silene occidentalis H. M. Evans Tehama Lassen Volcanic National Park ; Drakesbad. 1676 Comment
  CHSC61419  Silene occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-18 5851 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park, W of Spencer Mdw. 2057 Comment
  SEINET10760841  Silybum marianum W. C. Muenscher, M. W. Muenscher 1939-4-10 Muenscher 15008 Tehama a weed in field, Corning 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
  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
  CHSC87009  Solanum nigrum Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. 304 Comment
  NY820830  Solanum rostratum B. J. Ertter 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  UC1585973  Solanum rostratum Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8889 Tehama w of Orland (s side of nw arm of Black Butte Lake,); Black Butte Lake 152 Comment
  CAS-BOT-BC58509  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles W of Paynes Creek Comment
  CAS-BOT-BC365375  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadows Comment
  CHSC87844  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 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
  SBBG119823  Solidago velutina var. californica L. Ahart 2003-8-11 10493 Tehama west side of Rd M2, ca. 9 mi W of Paskenta 875 Comment
  CHSC65926  Soliva sessilis Vernon H. Oswald; Lowell Ahart 1996-4-15 7374 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along the pipeline ca. 0.1 mi N of the S boundary. 102 Comment
  CHSC40586  Sonchus asper Pauleen Broyles 1982-7-2 789 Tehama The Nature Conservancy Vina Plains Preserve. Next to culvert where irrigation ditch crosses under Hwy 99, .5 km s of Lassen Rd. 60 Comment
  CHSC90414  Sonchus asper Niall McCarten; Roxanne Bittman 1986-6-14 5330 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. Comment
  CHSC66088  Sonchus asper subsp. asper Vernon H. Oswald; Lowell Ahart 1996-5-27 7642 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 creek ca. 0.4 mi E of the W boundary of the reserve. 91 Comment
  CHSC87903  Sonchus asper subsp. asper Lowell Ahart 2004-6-11 11042 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  JEPS106293  Sonchus asper subsp. asper Lowell Ahart 2004-6-11 11042 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  JEPS88334  Sorghum halepense Vernon H. Oswald and Lowell Ahart 1996-6-3 7688 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  UCD92668  Sorghum halepense P. B. Kennedy 1919-6-5 s.n. Tehama 4 miles N of Vina. Comment
  CHSC102681  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16348 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
  CHSC84318  Spartium junceum Lowell Ahart; John Dittes 2003-6-11 10242 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC64523  Spergularia rubra Vernon H. Oswald; Lowell Ahart 1995-4-3 6597 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 roadbed of the old highway at the s gate. 216 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  CDA1333  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama 2 mi SE of Colby Mountain; 5 mi NE of Butte Meadows. Comment
  CHSC102682  Spiranthes romanzoffiana Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16349 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
  RSA304256  Spiranthes romanzoffiana James R. Shevock 1972-7-24 2200 Tehama Near Childs Meadow, Hwy 36. 2012 Comment