Search Results — 2000 specimen records retrieved (1606 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73596  Abies concolor John Thomas Howell 1960-8-20 36204 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  CAS-BOT-BC77983  Abies concolor John Thomas Howell 1960-8-19 36141 Tehama Brokeoff Mt. Trail 2590 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
  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
Read comments
Jul 29 2009
  CHSC77718  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  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
  UCSB63890  Achillea millefolium Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  JEPS110281  Achnatherum lemmonii Lowell Ahart 2006-7-19 13014 Tehama Meadow area west of the dirt road, just east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS98979  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA756339  Achnatherum lemmonii Barbara Ertter 1990-5-12 8934 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  UC1056064  Achnatherum lemmonii J. I. Mallory 1956-6-5 139 Tehama 1 mi nne Paynes Creek (Inskip Lookout road); Mt. Diablo Mer, Quad. 33-B-3 594 Comment
  UCD50719  Achnatherum lemmonii Beecher Crampton 1953-5-1 1203 Tehama Foot of a roadcut embankment, 5 miles north of Red Bluff, Tehama County. Comment
  UCD80497  Achnatherum lemmonii CNPS SN Foothill Team 2005-6-29 SNNR 0424 Tehama USFS Lassen National Forest, above Deer Creek in the Ishi Wilderness. 491 Comment
  SEINET240097 Image available Achnatherum lemmonii subsp. pubescens Beecher Crampton 1954-6-16 2000 Tehama Round Mountain area, Whitlock Camp 1219 Comment
  RSA93464  Achnatherum lemmonii var. lemmonii Milo S. Baker, H. K. Wagnon 1953-7-12 12865 Tehama 5.1 mi from Whitlock Camp. 1829 Comment
  CAS-BOT-BC210876  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-18 36040 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC210877  Achnatherum occidentale subsp. californicum Mary S. Clemens 1920-7-30 9 Tehama Mineral Comment
  SEINET232903  Achnatherum occidentale subsp. californicum L. R. Firestone, H Firestone 1983-8-10 8333 Tehama CA 136 and 89 2.35 miles east of junction of *( and 36. 1554 Comment
  RSA718784  Achnatherum stillmanii L. P. Janeway 2006-6-25 8715 Tehama High Cascade Range. Along Cohasset Ridge and Cohasset Road about 8.1 air km north-northeast of Cohasset and 1.7 km north of Anderson Mill site. 1189 Comment
  CDA15853  Achyrachaena mollis G. F. Hrusa, J. Hart 2000-4-8 15296 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC71018  Achyrachaena mollis Vernon Oswald; Lowell Ahart 1998-5-14 9047 Tehama Hwy. 36 between Red Bluff and Patina, 2.3 mi east of Vestal Rd. 274 Comment
  CHSC90410  Acmispon americanus var. americanus Niall McCarten 1986-6-22 5301 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1524 Comment
  CHSC113323  Acmispon brachycarpus Lowell Ahart; John Dittes 2014-5-17 19509 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
  CHSC64615  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1995-4-25 6698 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a stony roadcut along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC78649  Acmispon brachycarpus L. P. Janeway; B. Castro 2000-6-11 6793 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  CHSC43935  Acmispon wrangelianus Vernon Oswald 1988-4-25 3280 Tehama The Nature Conservancy's Vina Plains Preserve, in the northwest pasture. 65 Comment
  CHSC84339  Aconitum columbianum var. columbianum Lowell Ahart 2003-8-24 10540 Tehama In a meadow, on the east side of Willow Creek, about 1/2 mile (air) north of Jonesville, about 5 miles (air) northeast of Butte Meadows. 1569 Comment
  CAS-BOT-BC412930  Aconogonon davisiae John Thomas Howell 1960-8-19 36158 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 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
  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
  CHSC94431  Agoseris glauca var. glauca Lowell Ahart 2006-9-15 13201 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CAS-BOT-BC22952  Agoseris heterophylla H. M. Hall; E. B. Babcock 1903-7-1 4391 Tehama Near Morgan (Mill Creek Canyon) 1524 Comment
  SJSU4662  Agoseris heterophylla R. L. MacDonald & N. D. Addy 1962-6-30 Tehama on State Rte 36 c. 11 mi W of Mineral Comment
  JEPS7512  Agoseris heterophylla var. heterophylla Milo S. Baker and H. K. Wagnon 1953-5-31 12729 Tehama along logging road w, near 5 mi post Paskenta Comment
  JEPS124053  Agoseris monticola Lowell Ahart, John Dittes 2015-8-5 20428 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC127396  Agrostis exarata W. B. Cooke; V. G. Cooke 1976-10-11 53550 Tehama Lassen Volcanic National Park. Lower Brokeoff Mountain trail. 2362 Comment
  CHSC59151  Agrostis exarata Vernon H. Oswald 1992-8-19 5165 Tehama Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. Lassen Volcanic National Park. 2194 Comment
  HSC95532  Agrostis exarata L. Ahart 2001-6-8 8798 Tehama W side of Road M2, ~9.0 mi. W of Paskenta 793 Comment
  JEPS88595  Agrostis exarata Vernon H. Oswald and Lowell Ahart 1996-6-3 7696 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
  CDA12943  Agrostis hendersonii G. F. Hrusa 1996-5-2 12909 Tehama Central Valley; Small colony in bottom of vernal pool near corner of Paskenta Rd. and Ottman Ave (Dusty Way). Pool dry at this time. Deep, claypan pools with flat bottoms, dry rapidly. Annual. Comment
  CAS-BOT-BC139346  Agrostis idahoensis Douglas Barbe 1955-7-17 217 Tehama At Cold Spring Camp. 1889 Comment
  CHSC94566  Agrostis stolonifera Lowell Ahart 2006-9-9 13269 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS28279  Agrostis thurberiana George W. Gillett 1957-8-18 1098 Tehama about 0.25 mi above Sulphur Works Checking Station (lower portion of Brokeoff Mountain Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  UC1314296  Allium Freed W. Hoffman 1949-7-13 2893 Tehama Blue Ridge North Coast Ranges, Mt. Lassic Group, Blue Ridge Comment
  CHSC66119  Allium amplectens Vernon H. Oswald; Lowell Ahart 1996-4-29 7489 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  JEPS118136  Allium amplectens Dean William Taylor 1972-6-17 1526 Tehama Tedoc Mountain 1371 Comment
  UC1010442  Allium amplectens Milo S. Baker and H. K. Wagnon 1953-5-31 12726 Tehama near 5 mi post on logging rd. w Paskenta Comment
  CAS-BOT-BC462236  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-22 1855 Tehama 7 miles e. of Paynes Creek 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
  UC1083346  Allium bolanderi L. V. Compton 1930-5-30 Tehama Workmen's House section, Laven Hanna Road and Ranch Laven Hanna Road and Ranch Comment
  JEPS61495  Allium campanulatum W. L. Jepson 1927-6-21 12267 Tehama Mineral (Battle Creek Meadow) 1524 Comment
  RSA90834  Allium campanulatum Milo S. Baker, H. K. Wagnon 1953-7-12 12900 Tehama 5.1 miles above Whitlock Camp on County Road. 1829 Comment
  UCD138493  Allium campanulatum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama from Square Lake east toward road from Oven Lid on north side of South Yolla Bolly. Comment
  JEPS13260  Allium falcifolium Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5315 Tehama about 1 mi e Mt. Linn summit; South Yolla Bolly Mountain 2286 Comment
  SBBG841  Allium falcifolium H. and M. Dearing 1938-6-26 2131 Tehama Battle Crk Comment
  UC1037365  Allium falcifolium Douglas Barbe 1955-7-16 167 Tehama e ridge leading to summit of South Yolla Bolly (Mt. Linn) 2286 Comment
  UC1299639  Allium falcifolium Freed W. Hoffman 1950-7-5 3232 Tehama near Yolla Bolly Guard Station; Yolla Bolly Mountains 1524 Comment
  JEPS88328  Allium peninsulare Vernon H. Oswald and Lowell Ahart 1996-5-20 7573 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC86555  Allium peninsulare var. peninsulare Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  SBBG869  Allium validum H. and M. Dearing 1938-6-22 2096 Tehama Deer Crk Comment
  CHSC80671  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102420  Allophyllum integrifolium Lowell Ahart 2001-6-16 8867 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  UC1543687  Alnus incana subsp. tenuifolia Harold and Virginia Bailey 1948-8-28 3071 Tehama near Sulphur Creek campground (in meadow below ski hut); Lassen Volcanic National Park 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
  CAS-BOT-BC137946  Alopecurus saccatus Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Foothill Road. 70 Comment
  CHSC66121  Alopecurus saccatus Vernon H. Oswald; Lowell Ahart 1996-4-29 7490 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  UCD18760  Alopecurus saccatus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 53 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CHSC59167  Amaranthus blitoides Vernon H. Oswald 1992-9-29 5221 Tehama Hwy. 89 At Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  HSC95426  Ambrosia artemisiifolia L. Ahart, John Dittes 2003-9-17 10567 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CAS-BOT-BC135628  Amelanchier utahensis C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral. Comment
  JEPS124400  Ammannia robusta Lowell Ahart, John Dittes 2015-6-22 20254 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CHSC65755  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1996-4-8 7333 Tehama Cascade Range Foothills.Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Bluff on the N side of the Sacramento River just downstream of the mouth of Paynes Creek. 91 Comment
  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
  CHSC64504  Amsinckia lycopsoides Vernon H. Oswald 1995-3-27 6553 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mmi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. 0.3 mi s of Inks Creek Rd. 207 Comment
  CHSC83381  Amsinckia lycopsoides L. P. Janeway; Shirley Innecken 2002-3-12 7439 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Thomes Creek, and Round Valley Road. 280 Comment
  CHSC65949  Amsinckia menziesii Vernon H. Oswald; Lowell Ahart 1996-4-23 7416 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. Cascade Range Foothills. 266 Comment
  CHSC78817  Amsinckia menziesii Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 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
  CHSC79111  Androsace elongata subsp. acuta B. Castro; L. P. Janeway 2000-3-22 1037 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 310 Comment
  CAS-BOT-BC391827  Anemone drummondii George W. Gillett 1957-8-13 1070 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2743 Comment
  CAS-BOT-BC271418  Anisocarpus scabridus Philip A. Munz 1951-7-26 16920 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  CHSC32157  Anisocarpus scabridus James Jokerst 1980-8-22 1105 Tehama North Coast Ranges. Near Mt. Linn. Comment
  UC134190  Antennaria geyeri unknown 1892-9-20 Tehama Yolo Bolo Mts. Comment
  UC1609231  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1993-9-2 5901 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UCD128926  Antennaria geyeri J. M. Tucker; L. K. Mann 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain. 2255 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
  CHSC92788  Anthriscus caucalis John Dittes; Josephine Guardino 2005-5-11 1120 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS101510  Antirrhinum cornutum Dean W. Taylor 1997-6-25 16085 Tehama Plains south of Battle Creek; along old Manton Road about 3 miles west of Manton Road 274 Comment
  CHSC104050  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 along creek. 243 Comment
  CHSC80695  Antirrhinum subcordatum Lowell Ahart 2001-6-14 8822 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  JEPS106301  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
  JEPS4270  Antirrhinum subcordatum W. L. Jepson 1899-4-25 21303 Tehama near Rosewood (Stiver's Ranch) Comment
  OBI72071  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 along crk 244 Comment
  RSA759884  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 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. 244 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
  JEPS102870  Antirrhinum vexillocalyculatum subsp. breweri Lowell Ahart 2001-6-8 8789 Tehama 9 mi W of Paskenta (W side of road M2) 792 Comment
  JEPS88889  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1994-3-8 5976 Tehama at the shoreline Burris Creek Arm of Black Butte Lake (near the e end of Morrison Bryant Rd) 144 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
  HSC74945  Apocynum androsaemifolium J. P. Smith, Thomas W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  SJSU11068  Apocynum androsaemifolium R. J. McDonald & N. D. Addy 1962-6-30 Tehama Hwy 36 c. 11 mi W of Mineral 1066 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
  LA212401  Apocynum pumilum James R. Shevock; 1972-7-24 2199 Tehama Highway #36, S of Lassen Natl. Park. 1402 Comment
  CHSC37627  Aquilegia formosa T. B. Devine 1979-8-12 592 Tehama Ca. 10 mi SW of junction of Hwy 32 and Hwy 89 along tributary of Deer Creek, N of Hwy 32, 1 mi SW of Potato Patch Campground. 1012 Comment
  SDSU9941  Aquilegia formosa K. Dixon 1942-8-4 174 Tehama Big Chico Creek. Comment
  UC465550  Aquilegia formosa W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
Read comments
Jul 5 2009
  HSC75043  Aquilegia formosa var. formosa J. P. Smith, Thomas W. Nelson 1978-7-22 10084 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  HSC6570  Arabis puberula Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 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
  RSA121615  Arabis repanda Douglas Barbe 1955-7-17 205 Tehama Near the county road to Oven Lid at the sign Somerset (sic) 3/4. 1890 Comment
  UC1001306  Arabis subpinnatifida Louise Kellogg 1952-7-12 30 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest 2438 Comment
  HSC39119  Arabis subpinnatifida Gary S. Lester, Jeff Witcosky 1973-6-30 47 Tehama Yolla Bolly Wilderness Area; at head of Bear Gulch, S-facing slope above S Fork of Cottonwood Creek 2104 Comment
  UCR3730  Aralia californica Frank C. Vasek 1964-8-5 640805- 01 Tehama North Coast Range, White Rock Rd., 8.2 mi from [west of] State Hwy 36 732 Comment
  UC1078846  Arceuthobium americanum Job Kuijt 1957-5-21 1354 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
  SEINET3239877  Arceuthobium californicum R. L. Mathiasen 2010-1 1015 Tehama 3.5 km S of Mineral on forest rd. 172. 1595 Comment
  UC1078848  Arceuthobium campylopodum Job Kuijt 1957-5-21 1356 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  UCD101950  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-10 60 Tehama State Highway 36, Mineral Summit. 1615 Comment
  SEINET10689598  Arceuthobium occidentale Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4,Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  CHSC24722  Arctostaphylos J. R. Nelson 1976-3-6 10 Tehama 10 mi W of Paskenta. 487 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
  SEINET10736234 Image available Arctostaphylos acutifolia John Thomas Howell 1943-8-8 Howell 19212 Tehama Log Spring Ridge. 1.1 miles west of Ranger Station, Tehama Co. Comment
  NY8230  Arctostaphylos candidissima A. Eastwood 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA367249  Arctostaphylos canescens C. B. Wolf 1937-5-15 8699 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  RSA96836  Arctostaphylos canescens P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20318 Tehama 2 mi. w. of Mud Flat Forest Camp, along rd. from Paskenta to Covelo. 976 Comment
  CAS-BOT-BC23941  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19209 Tehama Log Spring Ridge Comment
  JEPS98869  Arctostaphylos canescens subsp. canescens James Roof 1962-4-19 Tehama Log Springs Ridge E of Ranger Station Comment
  UC1043528  Arctostaphylos canescens subsp. canescens P. C. Everett and E. K. Balls 1954-10-16 20318 Tehama 2 mi w Mud Flat Forest Camp (along road from Paskenta to Covelo) 975 Comment
  JEPS128424  Arctostaphylos canescens subsp. sonomensis Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -008 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range; Forest Service Road 28N60. Comment
  RSA96835  Arctostaphylos canescens var. candidissima P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20319 Tehama 4.6 mi. w. of Mud Flat, Forest Camp, Paskenta-Covelo Road. 1463 Comment
  SEINET11984886  Arctostaphylos elegans R. Gankin, Hildreth, W. R. 1966-1 708 Tehama on summit of Round Mountain Comment
  UCD52037  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 706 Tehama On summit of Round Mountain. Comment
  SEINET11984893  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 706 Tehama on summit of Round Mountain Comment
  CAS-BOT-BC38912  Arctostaphylos manzanita subsp. elegans Roger Raiche 1986-5-30 60206 Tehama West of Paskenta, near Eagle Peak Lookout, road to Eagle Peak, ca 1.0 mi. short of lookout. 1036 Comment
  UCD52171  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 705 Tehama Toomes Camp Road; 9.9 miles west of Paskenta. Comment
  CAS-BOT-BC38668  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35998 Tehama 8 miles west of Mineral 1219 Comment
  CHSC102315  Arctostaphylos manzanita subsp. manzanita L. P. Janeway; B. Castro 2009-4-25 9773 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC77564  Arctostaphylos manzanita subsp. manzanita Heidi West; Caroline Warren, Jenny Marr 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 396 Comment
  JEPS95755  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald and L. Ahart 1995-2-13 6483 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. E side of Manton Rd. (A6) at the ne corner of Dales Lake Ecological Reserve, ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  UC1039823  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 31 Tehama 2 1/4 mi sw Steamboat Point; Quad 40 B-1 548 Comment
  UC1039824  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 30 Tehama two mi sw Steamboat Point; Quad 40 B-1 548 Comment
  UCR58364  Arctostaphylos manzanita subsp. wieslanderi Walter Knight, I. Knight 1980-6-14 3765 A Tehama Originally collected from east of Red Bluff Comment
  CAS-BOT-BC39954  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen, above Mineral 2438 Comment
  POM367362  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 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-BC44479  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  JEPS98872  Arctostaphylos patula James Roof 1962-4-19 Tehama 0.3 mi [ ] of Log Springs Ranger Station (Log Springs Ridge) Comment
  POM367408  Arctostaphylos patula B. C. Templeton 1960-6-14 8492 Tehama 15 miles east of Red Bluff. Comment
  SEINET10449253  Arctostaphylos patula Mary Susan Taylor 1977-8-17 Taylor 1473 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  CHSC88946  Arctostaphylos patula subsp. patula A. Peterson 2003-4-10 28 Tehama Hwy 36 east of Red Bluff, jct of Little Giant Mill Rd. Field on ridge top. 1219 Comment
  CHSC24700  Arctostaphylos viscida J. R. Neslon 1976-3-6 9 Tehama Large population ca 10 mi W of Paskenta at Mud Flat Camp. 487 Comment
  HSC100807  Arctostaphylos viscida subsp. viscida Lowell Ahart, John Dittes 2010-7-17 16877 Tehama Soap Creek Ranch, 40 yd. E of barn, just S of gate, 4.8 (air) mi. SE of Manton, and 2 (air) mi. N of Hwy. 36. 830 Comment
  JEPS38782  Arctostaphylos viscida subsp. viscida W. L. Jepson 1899-4-27 14726 Tehama near Tom's Head (w Tehama Co.); Yallo Bally Mountains, Greasewood Hills Comment
  RSA141470  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama One mile northwest of junction of Chico and Little Smoke Creek. 1067 Comment
  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
  UC1121447  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama 1 mi nw junc. of Chico and Little Smoke Cr. (Plot 15); Paynes Creek Quadrangle 1066 Comment
  UC1037481  Arenaria congesta var. crassula Douglas Barbe 1955-7-16 178 Tehama Near summit South Yolla Bolly Comment
  RSA261404  Arenaria congesta var. crassula J. M. Tucker, L. K. Mann 1959-7-19 3547 Tehama South Yolla Bolly Mt; ca. 75 ft. below the summit. 2439 Comment
  CDA31427  Aristida oligantha T. C. Fuller 1963-7-15 10857 Tehama 1.4 mi. s.e. of Vina, roadside, E side of Hwy 99E to Chico. 0 Comment
  UCD148337  Aristida oligantha G. F. Hrusa 1996-8-17 13510 Tehama Blue Tent Creek. Immediately downstream from Jelly's Ferry Road crossing, and adjacent to Interstate 5. 200 Comment
  SEINET8522071  Aristida oligantha Kelly W. Allred 1991-1 5466 Tehama along Jelly's Ferry Road, 0.5 mile from hwy I-5, live oak grassland community with wild oats and star thistle Comment
  JEPS95717  Aristida ternipes var. hamulosa Vernon H. Oswald and L. Ahart 1995-6-13 6863 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, ecotone from Blue Oak Woodland to Valley and Foothill Grassland. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC30010  Aristolochia californica J. Griffith 1980-4-23 37 Tehama Ponderosa Way 0.5 mi n of Deer Creek. 585 Comment
  HSC101751  Aristolochia californica J. P. Smith, J. O. Sawyer, R. J. Cole Jan 2012 13436 Tehama Near entrance to Woodson Bridge State Recreation Area 64 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
  SEINET11262977  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Corning Quad. Woodson Bridge State Recreation Area. Highway A-9. Sacramento River flood plain.; 0 61 Comment
  UC1558234  Arnica dealbata Harold and Virginia Bailey 1948-8-28 3060 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  JEPS28760  Arnica longifolia George W. Gillett 1957-8-13 1055 Tehama Brokeoff Mountain trail Lassen Volcanic National Park 2133 Comment
  CHSC101395  Arnica parryi David Isle 1992-7-30 1559 Tehama Sugar Springs Campground. 1652 Comment
  UC892423  Artemisia douglasiana Alice Eastwood Aug 22 1912-Aug 26 1912 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  RSA261513  Artemisia ludoviciana subsp. ludoviciana J. M. Tucker 1962-7-29 3629 Tehama 3/4 miles north of Ovenlid, South Yolla Bolly Mountain, 3 miles east of the summit 1982 Comment
  CHSC94550  Artemisia tridentata subsp. tridentata Lowell Ahart 2006-9-9 13250 Tehama Open dry meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS102320  Asarum hartwegii Vernon H. Oswald and Lowell Ahart 2001-5-7 10005 Tehama between Cohasset Ridge and Soda Springs (Forest Road 26N15 2.2 mi W of Hwy 32) 1072 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
  UC878977  Asclepias eriocarpa Alice Eastwood Aug 22 1912-Aug 26 1912 1924 Tehama Payne Creek Lassen Butte Region Comment
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 Comment
  SEINET10742131  Asclepias solanoana Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7048 Tehama W of Red Bluff and S of Platina on Forest Road 28N05, 0.3 mi S of Forest Road 28N60 (to summit of Tedoc Mtn.), on serpentine outcrop 1457 Comment
  JEPS102438  Aspidotis densa Vernon H. Oswald 2001-5-7 10025 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  UC1299769  Aspidotis densa Freed W. Hoffman 1950-7-3 3716 Tehama 1 mi ne of White Rock Guard Station (<western Guard Station>) Comment
  UCD112394  Aspidotis densa Christopher Mallek 2008-5-7 RR4- 6 Tehama Raglin Ridge. 927 Comment
  RSA739804  Aster subulatus var. ligulatus John Dittes, Josephine Guardino 2008-10-8 1547 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence 63 Comment
  LA204880  Astragalus accidens var. hendersonii Lewis S. Rose; 1934-4-22 34248 Tehama Paynes Creek Comment
  CHSC53952  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1991-4-16 4494 Tehama Lowrey Rd, 1.4 mi southwest of the South Fork of Elder Creek, north of Paskenta. 335 Comment
  JEPS104022  Astragalus gambelianus Lowell Ahart 2003-4-17 10114 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  UC1053441  Astragalus gambelianus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 Tehama along Paskenta Road 8 mi ne Flourney (Western Tehama County); ne of Flourney Comment
  UC1586535  Astragalus gambelianus Vernon H. Oswald and Lowell Ahart 1991-4-16 4494 Tehama Lowrey Rd. 1.4 mi se South Fork Elder Creek (n of Paskenta); se of South Fork Elder Creek, n of Paskenta 335 Comment
  RSA112187  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2.5 miles E of Paynes Creek. 625 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
  CHSC65759  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1996-4-8 7342 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 268 Comment
  JEPS86516  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-3 1487 Tehama 8 aim km ne Red Bluff (just s of Little Salt Creek, on plain ca 3.1 air km n of Little Salt Creek-Salt Creek confluence, vicinity of gas pipeline); n of Little Salt Creek-Salt Creek confl, ne of Red Bluff 102 Comment
  JEPS96528  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  RSA475201  Astragalus pauperculus Aaron Liston, Sara Meury 1988-5-28 744 -1 Tehama Hog Lake; approx. 3 miles SW of Dales. Hwy 36, 7.4 miles from Jct. Hwy 99. 275 Comment
  UC511471  Astragalus pauperculus D. K. Gillespie 1930-5-14 9393 Tehama between Mineral and Paynes Creek Comment
  RSA0006840  Astragalus pauperculus R. C. Barneby 1954-5-15 11496 Tehama 4 miles SW of Dales. 198 Comment
  JEPS76651  Astragalus whitneyi var. siskiyouensis L. R. Heckard 1972-6-17 2973 Tehama western slope Tedoc Mt. 1310 Comment
  CAS-BOT-BC199141  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit of Mt. Tedoc, western Tehama County. Comment
  OBI26188  Athyrium filix-femina Unknown 1969-8-18 2157 Tehama .1 miles South of South entrance to lassen volcanic National Parks Comment
  CAS-BOT-BC17432  Athysanus pusillus Doris Kildale Gillespie 1930-5-9 9303 Tehama 15 miles west of Mineral on Susanville Road. Comment
  JEPS53237  Athysanus pusillus Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on Paskenta-Covelo Road); Paskenta-Covelo Road Comment
  JEPS94503  Athysanus pusillus Vernon Oswald and Lowell Ahart 1997-7-7 8666 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Wilderness on Forest Road 27N06); Yolla Bolly Wilderness, Forest Road 27N06 1676 Comment
  JEPS97455  Athysanus pusillus Vernon H. Oswald and L. Ahart 1995-2-13 6479 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  JEPS88298  Avena barbata Vernon H. Oswald and Lowell Ahart 1996-5-20 7615 Tehama old quarry ca 0.6 mi sw parking lot at Hog Lake (BLM parcel along Hwy 36 ne of Red Bluff); Cascade Range Foothills, Hog Lake Plateau 274 Comment
  RSA295407  Avena barbata J. R. Reeder, C. G. Reeder 1981-5-20 7357 Tehama ca. 6.5 km SW of Dales. 240 Comment
  JEPS21261  Baccharis salicifolia subsp. salicifolia unknown Tehama Comment
Read comments
Jul 6 2010
  CHSC60179  Balsamorhiza deltoidea Bob Garamendi 1974-5-11 52 Tehama Mill Creek and Deer Creek Study Area. 200 yds S from Bucks Flat Rd. on Deligreen Jeep Trail. 853 Comment
  RSA105446  Balsamorhiza deltoidea Milo S. Baker 1955-7-25 13049 Tehama Post Pile Camp, Mendocino National Forest 6.1 miles above Whitlock Camp in cut over forest. 1829 Comment
  SEINET12765181  Balsamorhiza sagittata Barbara Ertter 1990-5-13 8959 Tehama Northeast side of county. North side Hwy 36 between Morgan Springs and Child Meadows, open W facing bank above Mill Creek.; 0 1463 Comment
  UC2042811  Balsamorhiza sagittata Barbara Ertter 1990-5-13 8959 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, above Mill Creek Comment
  CDA10420  Balsamorhiza sagittata D. Isle 1996-7-17 Tehama North Coast Ranges; Mendocino National Forest - Elder Creek Watershed. Road 25N17, northeast of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock. Comment
  CHSC56973  Barbarea orthoceras Steven Triano; Stefani Eiben 1988-5-7 161 Tehama Ca 20 ft n of Hwy. 36 and 10.9 mi w of Mineral. 1146 Comment
  CHSC94371  Barbarea orthoceras Lowell Ahart 2006-7-19 13044 Tehama On the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CHSC54002  Barbarea verna Vernon H. Oswald 1991-4-3 4479 Tehama Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. Along the creek. 88 Comment
  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
  CHSC68535  Berberis aquifolium var. dictyota Vernon H. Oswald 1997-4-23 8348 Tehama Forest road M2 0.1 mi west of 24N41 (to Whitlock Camp), 13.3 miles W of Paskenta. High North Coast Ranges. 1280 Comment
  CAS-BOT-BC75957  Berberis pumila Alice Eastwood; John Thomas Howell 1941-7-9 9727 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC116227  Bergia texana Lowell Ahart; John Dittes 2015-6-22 20265 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC102697  Bidens cernua var. cernua Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16305 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CAS-BOT-BC413085  Bistorta bistortoides John Thomas Howell 1960-8-21 36299 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC40514  Blennosperma nanum Pauleen Broyles 1982-3-5 338 Tehama The Nature Conservancy Vina Plains Preserve. At S tip of preserve near access road. 60 Comment
  CHSC55183  Blennosperma nanum var. nanum L. P. Janeway 1991-3-28 3862 Tehama Battle Creek Wildlife Area. Just south and above Battle Creek; 11/3 mi east of the Sacramento River. 175 Comment
  SEINET3402322  Blennosperma nanum var. nanum R. W. Spellenberg, N. Zucker 2011-4-16 14279 Tehama Kirkwood Rd. (old Hwy. 99) 7.5 km S of Solano St. in Corning. 75 Comment
  HSC49141  Blennosperma nanum var. nanum J. O. Sawyer, R. J. Cole 1979-3-11 3333 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  HSC79328  Blennosperma nanum var. nanum J. Heywood, D. H. Norris 1968-3-31 1894 Tehama Oak Parkland; Hwy. 36, 49 miles east of Shasta Co. Line Comment
  UCD114364  Boechera breweri Dean W. Taylor 1976-7-7 6050 Tehama Headwaters of Cub Cr. 1859 Comment
  UC1609212  Boechera howellii Vernon H. Oswald and Lowell Ahart 1993-9-2 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, n side of the ridge near the summit); South Yolla Bolly Mtns. 2438 Comment
  CHSC61413  Boechera lemmonii Vernon H. Oswald; Lowell Ahart 1993-8-18 5840 Tehama Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  JEPS96783  Boechera repanda Dean W. Taylor 1997-7-18 16143 Tehama headwaters North Fork Elder Creek 1981 Comment
  JEPS76657  Boechera subpinnatifida L. R. Heckard 1972-6-17 2967 Tehama Western slope Tedoc Mt. 1310 Comment
  RSA107441  Boisduvalia cleistogama L. S. Rose 1955-6-12 55066 Tehama Hog wallow depressions on low rolling plains, 8.5 miles S of Corning. 91 Comment
  RSA182041  Boisduvalia glabella W. L. Jepson 1927-6-25 12350 Tehama Pine Creek road station 61 Comment
  JEPS113159  Brachypodium distachyon Lowell Ahart 2007-5-8 13747 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  CHSC105646  Brickellia californica Lowell Ahart; John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 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
  SBBG125742  Brickellia californica L. Ahart with J. Dittes 2010-10-4 17293 Tehama Toomes Crk at Tehama-Vina Rd crossing, 1,2 mi E of the Sacramento River, 3 mi NW of Vina 57 Comment
  CHSC82075  Brickellia greenei L. P. Janeway 2001-7-29 7404 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UC86182  Brickellia greenei unknown 1892-9-20 Tehama Yolo Bola Mt. Comment
  CHSC88914  Briza minor Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road, in ditchbank. UTM: 10 0591017 E, 4451392 N. 473 Comment
  RSA759784  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  UC768740  Brodiaea californica var. californica R. F. Hoover 1936-5-21 1181 Tehama 4 mi s Cottonwood Comment
  UC1046541  Brodiaea californica var. californica R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama 14 mi w State Highway 36 junction with U. S. Highway 99 (just n of Red Bluff junction, on a slight rise, along State Highway 36) 243 Comment
  UCD148225  Brodiaea coronaria Robert E. Preston 2007-5-11 2488 Tehama 5.8 mi NW of Corning, ca. 0.4 mi S of Gyle Rd. 108 Comment
  UCD77147  Brodiaea coronaria Robert E. Preston 2003-5-31 2152 Tehama Ca. 1.25 mi NNE of Dales, at Dales Lake 213 Comment
  UCD77204  Brodiaea elegans subsp. elegans Robert E. Preston 2004-5-8 2234 Tehama 8.4 mi NW of Red Bluff, along Hwy 36. 171 Comment
  CAS-BOT-BC484281  Brodiaea elegans subsp. elegans R. F. Hoover 1965-5-29 9411 Tehama Dribble Creek near Red Bluff Comment
  RSA376763  Brodiaea elegans subsp. elegans George Willet 1936-6-29 s.n. Tehama E of Red Bluff. 1220 Comment
  CHSC80105  Brodiaea minor B. Castro; L. P. Janeway 2000-5-9 1144 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creek. 112 Comment
  JEPS5505  Brodiaea minor W. L. Jepson 1932-5-9 16344 Tehama Red Bluff 103 Comment
  UCD77144  Brodiaea minor Robert E. Preston 2003-5-18 2135 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 96 Comment
  UCD77207  Brodiaea minor Robert E. Preston 2004-4-30 2229 Tehama Ca. 5.5 mi SW of Red Bluff, along Paskenta Rd, 0.25 mi N of Coyote Creek. 111 Comment
  UC1442880  Brodiaea nana Theodore F. Niehaus 1966-4-24 653 Tehama SW side of Lane Valley road 0.3 mi SE from jct. with county road A6 Comment
  SEINET10896499  Bromus David B. Dunn 1971-8-15 Dunn 18164 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. Comment
  CHSC113351  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC113338  Bromus diandrus Lowell Ahart; John Dittes 2014-5-16 19488 Tehama Along 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
  CHSC86800  Bromus diandrus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  HSC31979  Bromus diandrus Donald Spalinger 1974-5-5 50 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 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
  CHSC6721  Bromus hordeaceus B. Anthony 1968-4-11 492 Tehama Rest stop on Interstate 5 North, 11 miles S. of Cottonwood. Comment
  JEPS69202  Bromus hordeaceus W. L. Jepson 1899-4-25 Tehama Stivers Ranch, in the Cottonwood and its tributaries Stivers Ranch Comment
  CHSC108654  Bromus laevipes B. Castro; L. P. Janeway 2000-6-15 1299 A Tehama Inner North Coast Ranges. Ca 7.1 mi w of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  JEPS94244  Bromus madritensis subsp. madritensis Vernon Oswald and Lowell Ahart 1998-5-14 9043 Tehama Highway 36 w of Red Bluff 1.3 mi w of Cannon Road; Highway 36 274 Comment
  SD180628  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocinor National Forest, along logging road of Crane Mills Inc. 1438 Comment
  CHSC49520  Bromus pseudolaevipes V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3371 Tehama Trail to Dead Rabbit Lake between Mud Flat Rd. and Bowers Creek. Edge of the trail. 518 Comment
  CHSC64737  Bromus racemosus Vernon H. Oswald; Lowell Ahart 1995-5-16 6727 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. In bed of the intermittent stream w of the lone blue oak. 201 Comment
  SEINET10523833  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 715 A Tehama 8 mi e of red bluff, on calif hwy 36, live oak, savannah and aesculus. 152 Comment
  RSA93472  Bromus rubens Keith Wagnon 1953-4-26 12546 Tehama Along County road, 5 to 6 miles West of Paskenta at an elevation of 300 to 400 ft above Paskenta Comment
  JEPS88290  Bromus sterilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7523 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Hog Lake Plateau, Cascade Range Foothills, along Paynes Creek); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 124 Comment
  CHSC80715  Bromus tectorum Lowell Ahart 2001-6-14 8834 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  CDA1861  Bromus tectorum var. glabratus W. F. Cruickshank, Wintringham 1960-6-14 4474 Tehama Foothills. 0 Comment
  CHSC105869  Cacaliopsis nardosmia J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -022 Tehama 1.75 mi SSW of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451503.011mN, 507778.364mE. 524 Comment
  CHSC65444  Callitriche hermaphroditica Vernon Oswald 1984-3-26 1107 Tehama Leininger Rd. (Keefer Rd.), 0.8 mi n of its jct. with Lassen Rd. In the vernal pond on the e side of the road. Comment
  CHSC57802  Callitriche heterophylla var. bolanderi Vernon H. Oswald; Lowell Ahart 1992-4-21 4906 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.6 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. In a pool on the S side of the road. 316 Comment
  CHSC65952  Callitriche heterophylla var. bolanderi Vernon H. Oswald; Lowell Ahart 1996-4-23 7443 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel of Paynes Creek just downstream from the power line at this location. 147 Comment
  CHSC79973  Callitriche marginata L. P. Janeway; B. Castro 2000-4-5 6659 Tehama Vicinity of Rice Creek, west of Hwy I-5. 109 Comment
  CHSC54116  Calochortus amabilis Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4607 Tehama Colyear Springs Rd 4.0 miles west of Lowrey Rd, north of Paskenta. 283 Comment
  JEPS94158  Calochortus amabilis Vernon Oswald and Lowell Ahart 1998-4-27 8966 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 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
  HSC75398  Calochortus elegans var. nanus J. O. Sawyer, K. A. Sawyer 1980-6-18 3564 Tehama Humboldt Trail E of Low Gap 1829 Comment
  CHSC52146  Calochortus luteus B. Garamendi 1974-5-11 13 Tehama Mill/Deer Creek Study Area. Ponderosa Way, 2 mi N of Dear Creek. 731 Comment
  CHSC86260  Calochortus luteus Martin J. Lenz 2003-5-9 4 Tehama Between Monte Vista Ct. and Interstate 5, approx. 2.5 mi. north Red Bluff. 122 Comment
  CAS-BOT-BC492646  Calochortus luteus Miss E. Cannon 1893-4-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC492647  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  SJSU5823  Calochortus monophyllus D. L. Wilson 1970-3-28 Tehama 1 mi SW of confluence of N&S Forks of Antelope Cr c. 18 mi E of Red Bluff 402 Comment
  CAS-BOT-BC493119  Calochortus monophyllus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  HSC90068  Calochortus monophyllus C. Baldwin, A. Hiss, P. Reynolds 1990-3-31 29 Tehama 5 mi. W of rd. A5 on Hwy. 36, 25 m on the S side of the Hwy. 244 Comment
  SEINET8253678  Calochortus monophyllus Frank Callahan, Vivian Parker (USFS Botanist) 1995-5-20 Tehama Inskip Hill (road into the hill), a volcanic cinder cone. Comment
  HSC15356  Calochortus superbus R. C. Sanford 1965-5-1 28 Tehama 18 mi. E of Red Bluff on Hwy. 36 457 Comment
  SEINET3992196  Calochortus tolmiei Unknown 1952-7-9 7 Tehama North coast ranges, Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2134 Comment
  UCD160066  Calochortus tolmiei James A. Neilson Jr. 1975-4-29 3150 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  UC1732951  Calochortus vestae Kay H. Beach, Frank Gould 1940-5-16 640 Tehama vicinity of Red Bluff. Comment
  RSA21530  Caltha howellii Carl B. Wolf 1937-5-17 8716 Tehama Northern Sierra Nevada, New Deer Creek, Chico Lake Almanor Road, just below Deer Creek Meadow. 1402 Comment
  CAS-BOT-BC175784  Caltha leptosepala John Thomas Howell 1960-8-21 36298 Tehama Bluff Falls. Near Lassen Volcanic National Park 1981 Comment
  JEPS123941  Caltha leptosepala Lowell Ahart, John Dittes 2015-8-6 20518 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UC1953739  Calycadenia 1978-7-6 2115 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 Comment
  CHSC113001  Calycadenia ciliosa Lowell Ahart 2013-8-2 18999 Tehama On the west side of Burris Creek, on the south side of the poor dirt road crossing of Burris Creek, north of Burris Creek Bridge on Morrison Bryant Road at Black Butte Lake, about 14 miles (air) northwest of Orland. 138 Comment
  RSA255550  Calycadenia ciliosa Gerald D. Carr 1974-9-11 777 Tehama 0.6 miles south of Luce and Griswold Rd. on Hwy. A5 Comment
  RSA255593  Calycadenia ciliosa Gerald D. Carr 1974-9-11 776 Tehama 0.1 mile east of Hall Road on Dale Road, 2.2 miles east of Corning 61 Comment
  RSA255594  Calycadenia ciliosa Gerald D. Carr 1974-9-11 775 Tehama 0.1 mile northeast of Long Hollow Road on Black Butte Road, along stream. Comment
  SEINET3863979  Calycadenia ciliosa R. L. Carr 1978-7-7 2117 Tehama Los Molinos. Just 300 yds S of rd on Hwy between Los Molinos and Tehama (Hwy 5). Gravel bar near Sac. R.; 0 Comment
  CAS-BOT-BC273396  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff 503 Comment
  SEINET3863986  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca 0.5 mi SE of Tedoc Rd jct, ca 40 mi NW of Red Bluff.; 0 503 Comment
  UCR244774  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd.). c. 0.5 mi. SE of Tedoc Road junction, c. 40 miles NW of Red Bluff 503 Comment
  CAS-BOT-BC273397  Calycadenia fremontii R. L. Carr 1978-7-9 2022 (1978) Tehama E of Red Bluff, along S side of Hwy 36, 4.5 mi NE of Jct with Hwy 99 168 Comment
  CAS-BOT-BC273400  Calycadenia fremontii R. L. Carr 1978-7-7 2117 Tehama Los Molinos, 300 yds S of rd between Los Molinos and Tehama 64 Comment
  RSA789305  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff. 503 Comment
  UC1876211  Calycadenia fremontii Gerald D. Carr 1974-9-11 775 Tehama 0.1 mi NE of Long Hollow Rd on Black Butte Rd. Comment
  UC1971682  Calycadenia fremontii G. D. Carr 1974-6-27 767 Tehama SW of Red Bluff, 1.2 mi W of Mt Rd [sic] on Colyear Spr. Rd Comment
  UC1971721  Calycadenia fremontii 1978-7-6 2105 Tehama 7.0 mi E of Vestal Road on Hwy 36 (near GDC 662) 226 Comment
  UC1971727  Calycadenia fremontii 1978-7-7 2117 Tehama Los Molinos, 300 yds S of road between Los Molinos and Tehama, gravel bar near Sacramento River 64 Comment
  UCD129695  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 miles west of Vestal Road on Hwy 36. 396 Comment
  CAS-BOT-BC270862  Calycadenia pauciflora Milo S. Baker; K. Wagnon 1953-7-12 12908 Tehama Logging road W of Paskenta between 7 and 8 mile posts 457 Comment
  CHSC77299  Calycadenia pauciflora L. P. Janeway; B. Castro 1999-6-4 6447 Tehama Side canyon of South Fork Cottonwood Creek. 371 Comment
  CHSC80140  Calycadenia pauciflora B. Castro; L. P. Janeway 2000-6-6 1189 Tehama Vicinity of Paskenta and Thomes Creek, on open flat in hills S of ck, at end of dirt rd. 329 Comment
  CAS-BOT-BC270855  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles NW of Paskenta on Toomes Camp Road 685 Comment
  RSA255568  Calycadenia pauciflora Gerald D. Carr 1973-6-16 739 Tehama 1.5 miles S of Vestal Raod on Weemasoul. 381 Comment
  RSA789280  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile northwest of Rosewood. 214 Comment
  UC1876255  Calycadenia pauciflora Gerald D. Carr 1973-6-16 739 Tehama Ca 1.5 mi S of Vestal Rd on Weemasoul Rd. 381 Comment
  UCD129851  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles west of Highway A5 on Highway 36, top of road cut. 167 Comment
  UCD129857  Calycadenia pauciflora Gerald D. Carr 1973-7-2 747 Tehama 1.5 miles south of Vestal Road on Weemasoul Road. 381 Comment
  UCD129889  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road. 685 Comment
  CHSC105224  Calycadenia truncata Lowell Ahart; John Dittes 2010-7-19 16887 Tehama About 20 yards south of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  RSA788199  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 mi W of Paynes Rd Jct on Hwy 36 (milepost 61.80, ca. 17.9 mi NE of Red Bluff, jct Hwy 99). Along road from here to milepost 68+. 464 Comment
  UC121132  Calycanthus occidentalis unknown 1893-9-20 Tehama Yolla Bolly Mt. Comment
  UC1506081  Calycanthus occidentalis Robert T. Clausen and J. M. Clausen 1963-6-11 63188 Tehama n slope Arbuckle Mt. (talus along Middle Fork of Cottonwood Creek, Sacramento River drainage); Sacramento River Comment
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Jul 5 2013
  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
  CHSC101396  Calyptridium quadripetalum David Isle 1992-5-23 1566 Tehama 12 miles above Paskenta Store; on ridge SE of Govt. Flat/Round Mtn. Jct. [M-2 (23N01.3)/24N36B], abt 5.45 miles above Beehive Flat. 1176 Comment
  UC1051536  Calyptridium quadripetalum Helen K. Sharsmith 1954-6-24 4345 Tehama sw ridge leading to Eagle Peak (1 mi below summit, Mendocino National Forest); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  HSC96687  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8707 Tehama High Cascade Range: N slope ridge off the N tip of Cohasset Ridge, about 1 km. SE of Devil's Den 1170 Comment
  SBBG5753  Calystegia malacophylla subsp. malacophylla H. and M. Dearing 1938-6-22 2093 Tehama Deer Crk above Potato Patch camp 1080 Comment
  JEPS108922  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-7-19 13031 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  SBBG5775  Calystegia occidentalis subsp. occidentalis H. and M. Dearing 1938-6-22 2070 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  RSA755494  Calystegia occidentalis subsp. occidentalis Barbara Ertter, Brad Olson 1991-7-5 10334 Tehama Raglin Ridge Road 2.6 miles from North Fork Elder Creek crossings, ca. 25 air miles southwest of Red Bluff 976 Comment
  CHSC57820  Camissonia contorta Vernon H. Oswald; Lowell Ahart 1992-4-5 4892 Tehama Hwy. 36 at its intersection with the private dirt road into Tuscan Buttes, opposite the west end of Hog Lake, E of Red Bluff and 4.0 mi SW of Dales. 268 Comment
  CHSC82304  Camissoniopsis hirtella Lowell Ahart 2002-4-27 9552 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
  JEPS102867  Campanula griffinii Lowell Ahart 2011-6-8 8812 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  CHSC64384  Capsella bursa-pastoris Vernon H. Oswald; Lowell Ahart 1995-3-6 6500 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the ridge running through the ne corner of the reserve. 225 Comment
  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
  CHSC96685  Carduus pycnocephalus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13833 Tehama About 120 feet west of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  UCD112393  Carex Christopher Mallek 2008-5-7 RR4- 7 Tehama Raglin Ridge. 927 Comment
  CHSC76838  Carex amplifolia L. P. Janeway; B. Castro 1999-8-24 6544 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  CHSC82137  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC60429  Carex athrostachya Mary Ann Showers 1992-6-28 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC76840  Carex aurea L. P. Janeway; B. Castro 1999-8-22 6528 Tehama High North Coast Ranges. Small undisturbed soggy mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  RSA66380  Carex aurea Phillip A. Munz 1951-7-27 16971 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CHSC88461  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
  CAS-BOT-BC34085  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2438 Comment
  UCD140216  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park; Brokeoff Mountain Trail. 2438 Comment
  CDA33052  Carex dudleyi L. P. Janeway 2000-6-3 6860 Tehama High North Coast Ranges; Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak Comment
  JEPS123919  Carex echinata subsp. echinata Lowell Ahart, John Dittes 2015-8-6 20505 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  CAS-BOT-BC20757  Carex fracta Alice Eastwood; John Thomas Howell 1941-7-9 9782 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC78725  Carex fracta L. P. Janeway; B. Castro 2000-6-11 6798 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge, along Raglin Road. 1207 Comment
  CAS-BOT-BC20754  Carex fracta P. A. Munz 1951-7-27 16962 Tehama South base of Yolla Bolly Park. 2072 Comment
  CHSC101456  Carex helleri L. P. Janeway 2009-7-26 9865 Tehama High Cascade Range. Low on the northeast slope of Ski Heil Peak. 2682 Comment
  CAS-BOT-BC28198  Carex hoodii John Thomas Howell 1960-8-18 36034 Tehama Bluff Falls, Lassen Volcanic National Park. 1981 Comment
  JEPS110418  Carex integra Lowell Ahart 2006-7-11 12945 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CAS-BOT-BC7619  Carex interior F. Ehrendorfer 1959-6-22 s.n. Tehama North Coast Ranges above Paskenta. 1859 Comment
  UC1606451  Carex jonesii Barbara Ertter 1991-9-2 10763 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of Burnt Creek on e side of Anthony Peak ca. 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  UCD140470  Carex klamathensis Barbara L. Wilson; Richard Brainerd 2003-6-20 10951 Tehama Pepperwood Spring, in private property just east of the Mendocino National Forest. 899 Comment
  SEINET3902968  Carex lenticularis Louise Kellogg 1952-7-9 12 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 Comment
  CHSC88485  Carex luzulina L. P. Janeway 2001-6-10 7154 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  CAS-BOT-BC31673  Carex luzulina var. ablata John Thomas Howell 1961-6-20 36578 Tehama Bluff Falls. 1981 Comment
  SEINET10713054  Carex microptera David Castaner 1984-5-28 Castaner 8061 Tehama Gurnsey Creek, along Highway 36. Comment
  JEPS63576  Carex multicaulis W. L. Jepson 1927-6-24 12238 Tehama Mineral 1524 Comment
  UC1950431  Carex multicaulis Barbara Ertter with Brad Olson 1991-7-4 10234 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/ Riley Ridge jct, ca 27 airmiles W of Corning Comment
  UCD80251  Carex multicaulis CNPS SN Foothill Team 2005-6-6 SNFN 0333 a Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  RSA120963  Carex multicaulis G. D. Barbe 1955-6-25 13067 Tehama Mendocino National Forest; above Whitlock Camp. 1524 Comment
  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
  CHSC47000  Carex nebrascensis K. R. Stern 1986-5-21 8278 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC65410  Carex nebrascensis Vernon Oswald 1984-6-7 1267 Tehama Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  HSC37181  Carex nebrascensis John Heywood, D. H. Norris 1968-3-31 1884 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  HSC1768  Carex nudata Larry Barti 1969-3-22 62 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  CHSC60432  Carex pachystachya Mary Ann Showers 1992-6-26 2597 a Tehama Lassen Volcanic National Park. Edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  UC2015890  Carex pachystachya Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4423 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Comment
  CHSC54496  Carex praeceptorum Vernon H. Oswald 1991-7-26 4767 Tehama Lassen Volcanic National Park. Forest Lake on the trail up Brokeoff Mtn. 2286 Comment
  CHSC79854  Carex serratodens L. P. Janeway; B. Castro 2000-4-21 6672 Tehama High Cascade Range. On north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  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
  SEINET13709768  Carex serratodens Lowell William Ahart, Lowell William Ahart 2001-1 8793 Tehama West Side of Road M2, about 9 Mi. W of Paskenta (T24N, R7W, sec 34) 2600 Ft. 792 Comment
  JEPS116651  Carex specifica L. P. Janeway 2009-7-26 9875 Tehama Lassen National Forest Lassen Park (east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek); High Cascade Range 1966 Comment
  JEPS28389  Carex specifica George W. Gillett 1957-8-18 1104 Tehama about 1/4 mi above Sulphur Works C.S. (lower portion of the Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mtn., Brokeoff Trail 2103 Comment
  HSC82150  Carex straminiformis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4918 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC115826  Carex subfusca C. Epling; William Robinson 1935-7-16 s.n. Tehama Near Mineral. Comment
  UC1584277  Carex subfusca J. Kierstead, J. Anderson 1989-8-31 89 -92 Tehama n side Tedoc Mtn. (along F.S. Rd. 45); Shasta-Trinity N.F., Yolla Bolly R.D. 1219 Comment
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Mar 11 2008
  CAS-BOT-BC115818  Carex subfusca Hans Leschke 1954-9-22 s.n. Tehama Upper part of Broke-off Mountain in the talus. 2499 Comment
  JEPS97359  Carex vulpinoidea Vernon H. Oswald and L. Ahart 1995-7-31 7162 Tehama T29N R1W NW1/4 Sec. 5, 1100 ft, Cascade Range Foothills, Blue Oak Woodland. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). Tufted sedge 335 Comment
  SBBG126194  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Crk culvert 330 Comment
  CHSC77381  Castilleja affinis subsp. affinis Natalie Wight; Heidi West, Joyce Lacey-Rickert 1998-5-19 Tehama Vicinity of north end of Rocky Ridge. 274 Comment
  CAS-BOT-BC249580  Castilleja applegatei subsp. pinetorum H. F. Copeland 1920-7-17 90 Tehama On Butt Mt. 1828 Comment
  JEPS106179  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
  JEPS23788  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7012 Tehama 1.25 mi n Paynes Creek (along Lane Valley Road, near Childs Ranch) 544 Comment
  CHSC65975  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-23 7454 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 259 Comment
  HSC65821  Castilleja attenuata C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 91 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  UCD160068  Castilleja attenuata James A. Neilson 1975-4-29 3149 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  CHSC70907  Castilleja foliolosa Vernn Oswald; Lowell Ahart 1998-4-21 8933 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). 560 Comment
  CHSC81308  Castilleja foliolosa Caroline Warren; L. P. Janeway 1999-6-15 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 Comment
  JEPS94160  Castilleja foliolosa Vernon Oswald and Lowell Ahart 1998-4-21 8933 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 560 Comment
  UC444893  Castilleja miniata W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
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Jul 5 2009
  JEPS17593  Castilleja miniata Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5307 Tehama about 1 mi e Ovenlid (on e flank, at Somerset's); North Coast Ranges, Mendocino National Forest 1767 Comment
  CHSC55402  Ceanothus X flexilis Vivian L. Long 1991-4-18 18 Tehama Ca 0.4 km south of Digger Creek. Comment
  CAS-BOT-BC48537  Ceanothus cordulatus Alice Eastwood; John Thomas Howell 1941-7-9 9823 Tehama Near Government Flat Comment
  CAS-BOT-BC83839  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 1168 b Tehama Paynes Creek watershed, immediately W of Palmer Gulch 210 Comment
  JEPS82368  Ceanothus cuneatus var. cuneatus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo Rd) Comment
  SEINET10805174  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-14 Burge 1168 c Tehama Paynes Creek watershed, immediately west of Palmer Gulch, roadside on SR 36, parking 8.7 road miles (13.9 km) east of intersection with SR 99, 17.0 km 255 deg. (True) WSW of Paynes Creek. 210 Comment
  UC589700  Ceanothus cuneatus var. cuneatus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w, Paskenta; Paskenta-Covelo Rd. Comment
  RSA25710  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-23 11060 Tehama Red bluff Susanville Road (Hwy 36) 2.2 miles W of below Paynes Creek PO. 366 Comment
  HSC65815  Ceanothus lemmonii Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 86 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  CAS-BOT-BC51990  Ceanothus prostratus D. B. Dunn; B. J. Cox 1971-6-10 17961 Tehama 13 mi. W. of Mineral on Calif. Hwy. 36; on 60 degrees E-facing slope Comment
  CHSC65829  Ceanothus prostratus Kristiaan G. Stuart 1995-4-15 11 Tehama Found .8 km from Deer Crk. bridge on Rd. 27N08 in state game refuge area. 1100 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  UC726179  Ceanothus velutinus A. A. Heller 1936-6-19 Tehama ridge between Childs Meadows and Chester; ridge between Child's Meadows and Chester Comment
  CDA34272  Centaurea melitensis L. Ahart, J. Dittes 2010-7-17 16856 Tehama Soap Creek Ranch, about 100 yards southeast of the pond, and about 4.8 miles (air) southeast of Manton and 2 miles (air) north of Highway 36. Comment
  CHSC64904  Centaurea melitensis Vernon H. Oswald; Lowell Ahart 1995-6-13 6865 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the fence e of the Old Hwy. Pool. 219 Comment
  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
  SEINET8111605 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201506 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111642 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201512 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111644 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201509 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  HSC5238  Centaurea solstitialis L. T. Gault 1964-3-24 16 Tehama South Center St. Los Molinos Comment
  JEPS104467  Centaurium muehlenbergii Lowell Ahart 2003-6-11 10243 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC66115  Centaurium tenuiflorum Vernon Oswald; Lowell Ahart 1996-4-29 7488 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley, Valley and Foothills Grassland. In upland E of the large vernal pool in the cluster of pools N of the farm pond located on the S boundary. 103 Comment
  JEPS102550  Centaurium trichanthum Lowell Ahart 2001-6-8 8775 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS105928  Centaurium venustum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11201 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
  HSC5811  Centromadia fitchii Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  CHSC80253  Centunculus minimus B. Castro; L. P. Janeway 2000-5-23 1179 Tehama Vicinity of Orland and Black Butte Lake, in 'hummocky' rolling hills between Rice and Brannin Creeks. 115 Comment
  CHSC80254  Centunculus minimus B. Castro; L. P. Janeway 2000-6-6 1193 Tehama Vicinty of Paskenta and Thomes Creek, in hills S of main ck. 329 Comment
  JEPS97472  Cerastium glomeratum Vernon H. Oswald and L. Ahart 1995-3-6 6512 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  HSC1750  Cerastium glomeratum Larry Berti 1969-3-22 55 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  UCSB63864  Cercis occidentalis Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama BLM parcel along Hwy. 36, NE of Red Bluff; T28N R3W SE1/4 SE1/4 Sect. 15; Cascade Range Foothills; at the end of the gravel road running westward from the parking lot on Hwy. 36 106 Comment
  HSC49052  Cercis occidentalis Patricia Shesgreen 1978-5-13 89 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  CHSC77786  Cercocarpus betuloides var. betuloides B. Castro; L. P. Janeway 1999-5-5 921 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 304 Comment
  UC1299123  Cercocarpus ledifolius var. ledifolius Freed W. Hoffman 1950-7-6 3675 Tehama About 1 mi ne of White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  UCD130249  Chaenactis douglasii Gerald Dickinson 1964-7-24 240 Tehama summit of Anthony Peak. 2121 Comment
  CHSC44186  Chaenactis douglasii var. douglasii Vernon Oswald 1988-6-27 3535 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla-Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC85291  Chaenactis douglasii var. douglasii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 808 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. 2149 Comment
  CHSC96651  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 2007-5-8 13725 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
  JEPS94340  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald and Lowell Ahart 1997-5-14 8454 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
  JEPS29567  Chaenactis nevadensis J. Thomas Howell 1960-8-19 36161 Tehama Brokeoff Mountain trail Lassen Volcanic National Park, Brokeoff Mountain 2682 Comment
  CHSC29846  Chamaesyce hooveri K. R. Stern 1980-6-16 6656 Tehama Vernal pool, 0.7 mi. east of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
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Aug 1 2012
  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
  CHSC52647  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama Central Valley. Vina Plains, 0.3 miles E of Leininger Road and 1.1 miles NNE of is intersection with Highway 99. Vernal pool. 73 Comment
  JEPS83922  Chamaesyce hooveri R. D. Stone 1986-7-19 763 Tehama 0.8 mi nne Hallie Rd (0.2 mi n of barn, s pasture); TNC Valley Plains Reserve 65 Comment
  CHSC78645  Chamaesyce maculata L. P. Janeway; B. Castro 2000-6-21 6808 Tehama Sacramento Valley. At overlook on south side of Black Butte Dam. 177 Comment
  CHSC87941  Chamaesyce maculata Lowell Ahart 2004-6-28 11145 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS104120  Chamaesyce nutans Lowell Ahart 2003-9-17 10578 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  UC762868  Chamaesyce ocellata R. F. Hoover 1938-6-10 3586 Tehama Coyote Creek bridges s Red Bluff Comment
  CHSC115900  Chamaesyce ocellata subsp. rattanii B. Castro; R. Carter, B. Humphrey, M. Berry 2015-7-20 2106 Tehama Sacramento Valley. N edge of Elder Creek channel, ca 1.15 air mi NW of its confluence with the Sacramento River and 1.05 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. Just W of pronounced bend in channel. 62 Comment
  JEPS120775  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  JEPS91378  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Tooms Canp Road 5.3 miles West from Paskenta 518 Comment
  UC596012  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  JEPS120784  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-9-17 19049 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CAS-BOT-BC70237  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CHSC24749  Cheilanthes gracillima G. Strang 1976-2-22 3 Tehama Among cliffs directly n of Blackrock Bridge on n side of creek. Ishi Wilderness Area. 822 Comment
  UC1001292  Cheilanthes gracillima Louise Kellogg 1952-7-9 6 Tehama directly s South Yolla Bolly Mt (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino Nat'l forest 2133 Comment
  JEPS105930  Chenopodium botrys Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11213 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 653 Comment
  JEPS106048  Chenopodium pumilio Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11214 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 653 Comment
  CHSC66560  Chenopodium strictum var. glaucophyllum Vernon H. Oswald; Lowell Ahart 1996-7-8 7975 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common in disturbed soil at the former site of corral along Hwy. 36 near the NE side of Hog Lake. 268 Comment
  JEPS88136  Chenopodium strictum var. glaucophyllum Vernon H. Oswald and Lowell Ahart 1996-7-8 7975 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36; at former site of corral along Hwy. 36 near the n.e. side of Hog Lake, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 268 Comment
  CAS-BOT-BC451368  Chimaphila menziesii H. F. Copeland 1920-7-12 89 Tehama Butt[e] Mt. 1828 Comment
  UC903256  Chimaphila umbellata Ethel Crum 1937-8-7 1951 Tehama 12 mi. s.w Lassen Peak (Mineral Summit); Mineral Summit 1615 Comment
  CHSC64731  Chlorogalum angustifolium Vernon H. Oswald 1995-5-22 6748 Tehama Dales Lake Ecological Reserve. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. (Collected on the n side of Inks Creek Rd. near the w boundary). 213 Comment
  UC843758  Chlorogalum angustifolium Lewis S. Rose 1934-4-22 34250 Tehama 5 mi e Red Bluff 121 Comment
  CHSC108649  Chlorogalum pomeridianum var. minus B. Castro; L. P. Janeway 2000-6-15 1298 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  CHSC102343  Chorizanthe polygonoides L. P. Janeway 2009-4-4 9712 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  JEPS122049  Chorizanthe polygonoides var. polygonoides Lowell Ahart, John Dittes 2014-5-18 19526 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  CHSC79796  Chorizanthe stellulata L. P. Janeway 2000-5-14 6728 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; 0.2 km south of Spring Branch Road (old Manton Road), 2.7 km east-northeast of Jellys Ferry Road. 189 Comment
  UCD110131  Chrysolepis sempervirens John Thomas Howell 1960-8-19 36143 Tehama Brokeoff Mountain Trail. 2590 Comment
  RSA768935  Chrysothamnus nauseosus subsp. albicaulis L. Ahart, John Dittes 2010-10-5 17300 Tehama East side of Antelope Valley Road, about 100 yards south of Highway 49, 3.6 air miles west of Loyalton, 6.8 air miles northeast of Sierraville. 1498 Comment
  SEINET10809124  Cirsium David B. Dunn 1971-8-15 Dunn 18177 Tehama 1 1/2 mi W of Lassen Park headquarters. Yellow Pine forest. Comment
  SBBG119889  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama near dry meadow just W of dirt rd, ca. 150 yds E of Colby Crk, ca. 5 air mi NE of Butte Meadows; T26N R4E S11, NE/4 1525 Comment
  CDA21615  Cirsium arvense D. Isle, M. VanDame 1999-8-11 1240 Tehama North Coast Ranges; Mendocino National Forest - Thomes Creek Watershed. In west end of Slanes Flat near cabin site and incense cedar trees in sheet erosion area. Comment
  CHSC88239  Cirsium occidentale var. venustum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11210 A 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
  UC1619982  Cirsium occidentale var. venustum Barbara Ertter, Brad Olson 1991-7-6 10450 Tehama Toomes Camp Rd. (M22) 15.6 mi. from Paskenta (2.5 mi. e. Forest Glade/Three Prong junction, ca. 28 airmiles w. of Corning, e. side Tatham Ridge overlooking valley); Tatham Ridge 1432 Comment
  CAS-BOT-BC286480  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Lassen Volcanic National Park. Sulphur Works entrance station 2011 Comment
  POM253022  Cistanthe umbellata var. umbellata A. A. Heller 1937-6-26 15349 Tehama In gravel along Highway # 36 between Child s Meadows and the junction with the Deer Creek road. Arid transition life zone. 1463 Comment
  JEPS101739  Clarkia arcuata Dean W. Taylor 1997-6-1 16021 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset Comment
  CHSC78675  Clarkia concinna subsp. concinna L. P. Janeway; B. Castro 2000-6-11 6795 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  JEPS94336  Clarkia gracilis subsp. albicaulis Vernon H. Oswald and Lowell Ahart 1997-5-14 8449 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  CHSC32838  Clarkia gracilis subsp. gracilis Lora L. Anderson 1981-4-26 19 Tehama Ca. 0.5 mi w of Sacramento River, 1.5 mi from Interstate 5, 4.5 mi n of Red Bluff. 94 Comment
  CHSC116944  Clarkia purpurea D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  JEPS96017  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1996-4-29 7491 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., near large vernal pool in cluster of pools n. of the farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  OBI76955  Clarkia purpurea subsp. quadrivulnera Anthony Baniaga 2011-6-12 337 Tehama CDFG: Tehama State Wildlife Area. At intersection of Plum Crk Rd (202) and Oak Crest Rd (28N94). Inskip hill quad T28N R1E sec 5 SW of NW 647 Comment
  UCD80475  Clarkia purpurea subsp. quadrivulnera CNPS SN Foothill Team 2005-5-10 SNFN 0164 Tehama TNC, Dye Creek Preserve, in a side drainage of Long Gulch. 152 Comment
  UCD80476  Clarkia rhomboidea CNPS SN Foothill Team 2005-6-6 SNFN 0333 d Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  POM262914  Clarkia rhomboidea Herbert McLean Evans 1922-07 s.n. Tehama Between Drakesbad and Kelly s, Tehama and Plumas County. Lassen National Park 1677 Comment
  UC1010381  Clarkia rhomboidea Milo S. Baker and H. K. Wagnon 1953-7-12 12905 Tehama above Whitlock Camp 1524 Comment
  CHSC54110  Claytonia exigua subsp. exigua Vernon H. Oswald 1991-5-22 4611 Tehama M2 (23N01), 9.8 miles (odometer) west of Paskenta. 896 Comment
  CAS-BOT-BC233805  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  CHSC93461  Claytonia parviflora subsp. parviflora Lowell Ahart 2006-5-5 12573 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 576 Comment
  JEPS94370  Claytonia parviflora subsp. parviflora Vernon H. Oswald and Lowell Ahart 1997-5-14 8432 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (6.7 mi s of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1011 Comment
  CHSC67282  Claytonia perfoliata James D. Jokerst 1984-3-17 1930 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  CHSC33764  Claytonia saxosa W. Dempsey 1980-7-5 Tehama Mount Linn, South Yolla Bolly area. 2286 Comment
  CHSC64985  Clematis lasiantha Vernon H. Oswald; Lowell Ahart 1995-7-12 6994 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. On a roadside slope. 871 Comment
  CHSC88936  Clematis lasiantha Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  CHSC68829  Collinsia greenei Vernon Oswald; Lowell Ahart 1997-6-10 8568 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  JEPS6967  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama logging road nw Paskenta (near 10 mi post, w Tehama Co.) Comment
  JEPS76667  Collinsia greenei L. R. Heckard 1972-6-17 2957 Tehama Tedoc Mt.; bare serpentine slope on nw side, along new road around w of mountain 1280 Comment
  JEPS94273  Collinsia greenei Vernon Oswald and Lowell Ahart 1997-6-10 8568 Tehama between Paskenta and Covelo (on Forest Road 24N02 between Government Flat and Wells Cabin Campgrounds, 2.0 mi s M2); Forest Road 24N02 1828 Comment
  JEPS95962  Collinsia greenei Vernon H. Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF: T23N R7W SE1/4 NW1/4 Sect. 28, ca. 1900 ft, chaparral, Inner North Coast Ranges 579 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  UC1037359  Collinsia greenei Douglas Barbe 1955-7-16 185 Tehama e ridge leading to summit of South Yolla Bolly Mtn (Mt. Linn) (e Tehama County) Comment
  CHSC57000  Collinsia parviflora Steven Triano; Stefani Eiben 1988-5-7 154 Tehama Wet meadow ca 30 ft e of Hwy. 36 and 10.8 mi e of Mineral. 1475 Comment
  UC980582  Collinsia parviflora Milo S. Baker and H. K. Wagnon 1953-7-12 12916 Tehama 5.3 mi from Whitlock Camp (along County Road, West Tehama County) 1828 Comment
  CHSC48982  Collinsia rattanii Vernon Oswald 1986-6-23 2154 Tehama MS (23N01) 27.3 mi e of Paskenta. 1554 Comment
  JEPS7900  Collinsia rattanii Milo S. Baker and H. K. Wagnon 1953-6-21 12765 Tehama w Paskenta (logging rd at Whiskey Saddle, w Tehama Co.) 1448 Comment
  SD71178  Collinsia rattanii R. F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin Cabin Comment
  HSC20620  Collinsia sparsiflora John L. Heywood, D. H. Norris 1968-3-31 1829 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  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
  UC1238978  Collinsia tinctoria Freed W. Hoffman 1948-7-2 2467 Tehama Beegum Creek near Beegum (North Coast Ranges); , Beegum Creek 396 Comment
  UC764485  Collinsia tinctoria R. F. Hoover 1939-5-11 4098 Tehama Dibble Creek near Red Bluff; Dibble Creek Comment
  JEPS128467  Collinsia torreyi Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  RSA120874  Collinsia torreyi G. D. Barbe 1935-7-17 208 Tehama 1 mile south of Toome's Camp on the county road. 1890 Comment
  JEPS34535  Collinsia torreyi var. latifolia Freed W. Hoffman 1950-7-1 3696 Tehama Ball Rock North Coast Ranges (w Tehama Co) 2042 Comment
  OBI9614  Collinsia torreyi var. latifolia Rimo Bacigalupi, G. T. Robbins 1954-6-26 4639 Tehama 1.9 mi SW of Government Flat, upper (western) end of Log Spring ridge, Mendocino Natl Forest 1814 Comment
  RSA505369  Collinsia torreyi var. latifolia R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5319 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  JEPS28756  Collinsia torreyi var. wrightii George W. Gillett 1957-8-13 1050 Tehama Brokeoff Mtn trail, along first 1/4 mi above hwy Lassen Volcanic National Park 2026 Comment
  CHSC101051  Collomia heterophylla John Dittes; Josephine Guardino 2005-5-11 1102 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC90908  Collomia tinctoria Niall McCarten; Roxanne Bittman 1986-6-15 5461 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  HSC16942  Collomia tinctoria Louise Kellogg 1952-7-16 61 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge S of S Yolla Bolly Mtn. 2134 Comment
  UC1002648  Collomia tinctoria Milo S. Baker and H. K. Wagnon 1953-7-12 12898 Tehama county road 5.3 mi above Whitlock Camp (w Tehama Co., in cut-over forest) Comment
  UC1001339  Collomia tracyi Louise Kellogg 1952-7-18 86 a Tehama on Boswell Ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 2133 Comment
  UCD118113  Collomia tracyi D. W. Taylor; G. L. Stebbins and L. Heckard 1972-6-18 1527 Tehama E-side of Tedoc Mountain along Wells Creek. 914 Comment
  CHSC94499  Convolvulus arvensis Lowell Ahart 2006-8-15 13200 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  SEINET12332630  Convolvulus arvensis Unknown 1982-1 572 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  JEPS64331  Corallorhiza maculata W. L. Jepson 1927-6-24 12329 Tehama Mineral 1524 Comment
  UCSB13420  Corallorhiza striata Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral; 9.5 miles south of Viola 1524 Comment
  OBI83051  Cordylanthus tenuis subsp. viscidus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 b Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico. 1335 Comment
  UC2042869  Cordylanthus tenuis subsp. viscidus Barbara Ertter 1991-9-2 10776 Tehama SW Tehama Co.: Round Valley - Paskenta Road (Route M4) 3.4 mi E of M2 junction at Government Flat, ca. 18 air miles W of Paskenta. Comment
  CHSC57177  Cornus nuttallii John Griffith 1980-4-23 38 Tehama Ponderosa Way 0.9 mi south of Deer Creek. 658 Comment
  UC1618281  Cornus nuttallii Barbara Ertter 1991-9-2 10784 Tehama ca. 10 airmiles w.-s.w. Paskenta (Round Valley-Paskenta rd. (Rt. M4) 7.8 mi. e. of Log Spring Creek, n. side of Goat Hill); s.w. Tehama Co., Goat Hill 1310 Comment
  SFV8757  Cornus sericea subsp. sericea J. M. Tucker, L. K. Mann 1962-7-29 3638 Tehama 0.75 miles north of Ovenlid, South Yolly Bolly Mountain, about 3 miles east of the summit. 1982 Comment
  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
  CHSC81111  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  LA40471  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-8-20 sn Tehama Deer Creek 1000.0 Comment
  SBBG5323  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  SBBG5324  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  CHSC81257  Crassula aquatica L. P. Janeway; B. Castro 2001-6-5 7107 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 329 Comment
  JEPS50007  Crassula connata var. subsimplex Jos. W. Blankinship 1911-3-25 Tehama Redding Comment
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Jul 19 2009
  CHSC40726  Crassula tillaea Pauleen Broyles 1983-4-16 903 Tehama Adjacent to Sheep Camp Ditch, wnw of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  CHSC67469  Crassula tillaea James D. Jokerst 1981-2-23 1250 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  UC1001335  Crepis acuminata Louise Kellogg 1952-7-17 78 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat'l. For., Middle Eel-Yolla 2438 Comment
  UCD130936  Crepis modocensis subsp. subacaulis Dean W. Taylor 1976-7-9 6057 Tehama At headwaters of Cub Creek. 1859 Comment
  CAS-BOT-BC376537  Crepis monticola Alice Eastwood; John Thomas Howell 1941-7-9 9735 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA123577  Crepis monticola Douglas Barbe 1955-7-16 187 Tehama East ridge leading to the summit of South Yolla Bolly (Mt. Linn), near the summit 2409 Comment
  JEPS15405  Crepis occidentalis Douglas Barbe 1955-7-16 193 Tehama South Yolla Bolly (Mt. Linn); near summit 2407 Comment
  SD211693  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Road junction on Highway 36, 16.5 miles west of Red Bluff. 244 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
  SEINET4343821 Image available Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat dominated by Xanthium, bordered by dense band of diverse annuals 152 Comment
  CDA1927  Crypsis schoenoides L. Ahart 2002-11-5 10020 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
  CHSC65078  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 A Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. 213 Comment
  JEPS88394  Crypsis schoenoides Vernon H. Oswald and Lowell Ahart 1996-9-4 8263 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek 1 mi upstream from old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 131 Comment
  SD211505  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8892 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  CHSC81643  Crypsis vaginiflora Vernon H. Oswald 2001-10-18 10063 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC47978  Cryptantha affinis Vernon Oswald 1985-6-10 1821 Tehama Hwy 32 at Chico Creek. 1048 Comment
  CHSC115228  Cryptantha crinita B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2036 Tehama Sacramento Valley. In channel of Hooker Creek, ca 10 mi NW of Red Bluff and 6 mi SW of Cottonwood, 2.75 mi W of I-5. Ca 80-100 ft W of Hooker Rd bridge,on flat streambed silt/grave/cobble low terraces and also on lower edge of the N-facing bank 161 Comment
  JEPS105599  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11634 Tehama Road 28N29; Lassen National Forest; Ishi Wilderness 1121 Comment
  JEPS105600  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11633 Tehama about 2 mi N of Mill Creek, about 0.05 mi N of Rancheria Creek Trailhead; Lassen National Forest, Ishi Wilderness 987 Comment
  UC1442624  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 6.4 mi n Red Bluff (on gravel bars along Blue Tent Creek (take dirt road branching of McCoy Road)); Blue Tent Creek 150 Comment
  CHSC54094  Cryptantha flaccida Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4605 Tehama Lowrey Rd 0.2 mi southeast of the North Fork of Elder Creek, north of Paskenta. 283 Comment
  CHSC66042  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1996-5-6 7507 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a grassy flat ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC77317  Cryptantha flaccida Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC79261  Cryptantha flaccida B. Castro; L. P. Janeway 2000-4-5 1059 Tehama Vicinity of Orland. 106 Comment
  UCD148656  Cryptantha flaccida G. F. Hrusa; J. Hart 1998-5-10 14406 Tehama Coyote Creek wash, Coyote Creek Conservation Area, approximately 1/2 mile west of Paskenta road. 80 Comment
  UC1010342  Cryptantha intermedia M. S. Baker and H. K. Wagnon 1953-5-30 12683 Tehama 5 mi w Paskenta (e of logging road) Comment
  UCD14968  Cryptantha intermedia Helen West 1977-5-21 23 Tehama California, Tehama Co.; along Round Valley Rd., 10.8 miles west of its junction with Toomes Camp Rd., in Mendocino National Forest; Comment
  JEPS103424  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  RSA90792  Cryptantha microstachys Milo S. Baker 1953-5-9 12580 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  JEPS18340  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-5-31 12714 Tehama w of Paskenta (near 5 mi post, w Tehama County) Comment
  RSA0079378  Cryptantha muricata var. jonesii H. K. Wagnon 1953-5-9 12597 Tehama Logging road west of Paskenta in foothills at 6 mile post. Comment
  CHSC58023  Cryptantha rostellata Vernon H. Oswald; Lowell Ahart 1992-4-21 4919 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 18.6 mi (odometer) E of Hwy. 99, 2.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) SSE of Paynes Creek. 762 Comment
  UC1873671  Cryptantha simulans Barbara Ertter with Brad Olson 1991-7-4 10231 a Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  HSC74946  Cryptantha torreyana J. P. Smith, Thomas W. Nelson 1979-6-23 10163 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 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
  UC980585  Cuscuta californica Milo S. Baker and H. K. Wagnon 1953-5-31 12692 Tehama near 5 mi post w Paskenta Comment
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  CHSC87851  Cuscuta californica var. californica Lowell Ahart 2004-6-11 11017 Tehama Northwest 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
  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
  RSA122036  Cycladenia humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi. NW of Colby Mtn. Comment
  UC1197613  Cycladenia humilis var. humilis Charlotte M. Wilder 1912-6-26 1845 Tehama above Deer Creek Meadows Deer Creek Meadows Comment
  CHSC65284  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1995-6-13 6849 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. At the s end of the borrow pit. 219 Comment
  CHSC57351  Cynoglossum grande S. R. Mitchelson 1987-4-12 4 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  JEPS75773  Cynoglossum occidentale Todd and Virginia Keeler-Wolf 1971-6-12 8 Tehama ca. 1/8 mi. n. Harding Spring; Yolla Bolly Mts. 1706 Comment
  UC1001322  Cynoglossum occidentale Louise Kellogg 1952-7-15 58 Tehama directly s. of S. Yolla bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino Nat'l Forest 2133 Comment
  CHSC88983  Cynosurus echinatus A. Peterson 2003-4-19 48 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
  HSC9515  Cynosurus echinatus Larry Berti 1968-6-20 Tehama Red Bluff Comment
  CHSC116228  Cyperus acuminatus Lowell Ahart; John Dittes 2015-6-22 20260 Tehama About 1/4 mile north of Lassen Road, dabout 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  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
  HSC7213  Cyperus eragrostis Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  CHSC81634  Cyperus erythrorhizos Vernon H. Oswald 2001-10-18 10061 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  JEPS117385  Cyperus erythrorhizos Lowell Ahart, John Dittes 2010-10-4 17288 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS95742  Cyperus esculentus Vernon H. Oswald and L. Ahart 1995-7-31 7158 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  CHSC67311  Cyperus niger James D. Jokerst; Jeri Donovan 1981-9-30 1501 B 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
  JEPS64103  Cyperus niger W. L. Jepson 1929-9-27 15286 Tehama Manton Comment
  UCD80261  Cyperus niger CNPS SN Foothill Team 2005-6-22 SNNR 0381 a Tehama USFS Lassen National Forest. 672 Comment
  JEPS115393  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 Cre 1493 Comment
  JEPS97355  Cyperus squarrosus Vernon H. Oswald and L. Ahart 1995-7-31 7157 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  CHSC84588  Cyperus strigosus Lowell Ahart; John Dittes 2003-9-17 10598 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
  CDA3336  Cypselea humifusa L. Ahart 2002-11-5 10015 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
  JEPS120825  Cypselea humifusa Lowell Ahart 2013-8-8 19000 Tehama About 100 yards west of Black Butte Road, about 200 yards N of Stony Creek, about 1/8 mile east of Black Butte Dam. Comment
  JEPS94921  Cystopteris fragilis Vernon Oswald and Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 0.5 mi w Rat Trap Gap (at branch of creek, n side of the Yolla Bolly-Middle Eel Wilderness); South Fork of Beegum Creek 1706 Comment
  SEINET263750  Cytisus scoparius R. J. Shaw 1993-5-23 5097 Tehama Hwy 32 at Mile Marker 12 305 Comment
  CHSC78769  Danthonia californica var. californica L. P. Janeway; B. Castro 2000-6-11 6788 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge. East-facing seep near head of drainage. 902 Comment
  RSA758290  Danthonia unispicata Barbara Ertter, Brad Olson 1991-7-4 10215 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
  UC1237937  Darmera peltata John Weiler and A. P. Nelson May 26 1961-May 29 1961 61242 Tehama opposite Elam Creek Public Camp (along State Hwy 32, in margins of Elam Creek); Elam Creek Comment
  CHSC77563  Datisca glomerata B. Castro; L. P. Janeway 1999-6-3 954 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 359 Comment
  UC1949097  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-4 10281 Tehama Ball Rock / Toomes Camp Rd (M2); 0.6 mi N of Trough Ridge jct, 19.4 mi from Paskenta, ca 3.5 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  CHSC113320  Daucus pusillus Lowell Ahart; John Dittes 2014-5-17 19498 Tehama On the north side of the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  SJSU5890  Daucus pusillus R. L. MacDonald & N. D. Addy 1962-6-30 Tehama oby Hwy 36 c. 11 mi W of Mineral Comment
  UC1001308  Delphinium andersonii Louise Kellogg 1952-7-12 33 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  UC1001300  Delphinium antoninum Louise Kellogg 1952-7-12 24 a Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  SEINET5338024  Delphinium hansenii B. Blincoe 1961-4-29 s.n. Tehama 25 miles east of Red Bluff. 914 Comment
  SEINET12099545  Delphinium hesperium Unknown 1936-1 13334 Tehama Sacramento Valley near Red Bluff Comment
  JEPS60597  Delphinium nudicaule Joseph Grinnell 1927-5-26 Tehama between Mineral and Payne Creek 1005 Comment
  RSA8255  Delphinium nudicaule Elmer I. Applegate 1932-4-13 7047 Tehama Betw Begum and Rosewood, Dry hills W of Red Bluffs Comment
  CAS-BOT-BC116540  Delphinium nuttallianum Ira Wiggins 1925-3-26 1549 Tehama above the gorge on Mill Creek 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
  CHSC55264  Delphinium patens subsp. patens L. P. Janeway 1991-4-18 3909 Tehama Battle Creek Wildlife Area. North-facing bluff on south side of and above Battle Creek, ca. 1 1/2 mi east of the Sacramento River. 137 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
  UCD96613  Delphinium variegatum Joseph M. DiTomaso 1976-3-28 370 Tehama 1.5 miles north of Butte County line on Highway 99.; vernal pool area, open field. 112 Comment
  JEPS23332  Delphinium variegatum subsp. variegatum W. L. Jepson 1899-4-25 Tehama Rosewood; w Tehama Co. Comment
  UC903265  Deschampsia cespitosa Ethel Crum 1932-5-9 1443 Tehama Elder Creek Lowry; Inner North Coast Ranges, , Lowry 304 Comment
  HSC93488  Deschampsia danthonioides G. Fred Hrusa, J. Hart 1998-5-10 14416 Tehama Coyote Creek Conservation Area: ridge above Coyote creek wash, 1.5 mi. W of Paskenta Rd. 120 Comment
  JEPS68501  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  SEINET10524193  Deschampsia danthonioides Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7020 Tehama T28N R9W SE1/4 Sec. 9,3800 ft, High North Coast Ranges, Yellow Pine Forest, decomposed sandy conglomerate. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. Comment
  UC1146615  Deschampsia elongata Freed W. Hoffman 1947-6-23 1681 Tehama w. Government Flat 796 Comment
  UC1949303  Deschampsia elongata Barbara Ertter with Brad Olson 1991-7-4 10236 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  CHSC68811  Descurainia incana Vernon Oswald; Lowell Ahart 1997-6-10 8559 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). Edge of meadow. 1821 Comment
  SD211570  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 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
  UC1586552  Descurainia sophia Vernon H. Oswald and Lowell Ahart 1991-4-16 4492 Tehama ca 0.5 mi ne McCarty Creek Rd. (e of Paskenta, n side of Thomes Creek, paralleling Paskenta Rd (A9)); Thomes Creek 207 Comment
  JEPS16231  Dicentra uniflora Joseph Grinnell with Mary E. Grinnell 1928-6-8 Tehama 5 mi n Mineral 1981 Comment
  CAS-BOT-BC483639  Dichelostemma capitatum Anthony J. Desch; Bryon Cariss 1988-3-26 16 Tehama 17.5 miles east of Tehama/Shasta Co. line o nRt. 36 24 Comment
  SBBG57629  Dichelostemma capitatum subsp. capitatum H. and M. Dearing 1938-6-21 1938 Tehama ca. 5 mi N of Loma [Lomo] Comment
  JEPS58075  Dichelostemma multiflorum W. L. Jepson 1899-4-25 20983 Tehama Crane Creek, Stiver's Ranch Rosewood Comment
  JEPS101587  Dieteria canescens var. shastensis Dean W. Taylor 1997-7-18 16138 Tehama headwaters North Fork Elder Creek 1981 Comment
  CHSC91055  Diplacus douglasii David W. Isle 1995-5-2 1050 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CAS-BOT-BC153498  Diplacus layneae Milo S. Baker; H. K. Wagnon 1953-5-10 12621 Tehama Logging rd West of Paskenta, near 10 mi. post Comment
  CHSC115233  Diplacus layneae B. Castro; A. Groom, B. Humphrey 2015-4-29 2041 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.5 air mi NW of its confluence with the Sacramento River and 0.6 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  SBBG15310  Diplacus layneae H. and M. Dearing 1938-6-22 2072 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC32161  Diplacus nanus James D. Jokerst. 1980-8-22 1106 Tehama North Coast Ranges. Near Mt. Linn. Comment
  CAS-BOT-BC151454  Diplacus nanus C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla Comment
  CHSC57245  Diplacus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 at Plumas Co. line. 1493 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
  HSC85765  Dodecatheon clevelandii subsp. patulum R. Earing, C. Cavanaugh, C. Collins 1987-3-28 33 Tehama 10 mi. E of Red Bluff. Rte. 36, mile marker 51 Comment
  SEINET194882 Image available Dodecatheon hendersonii A. A. Heller 1918-4-28 13002 Tehama Bennett Springs. Comment
  UC725483  Dodecatheon hendersonii A. A. Heller 1918-4-28 13002 Tehama Bennett Springs Comment
  HSC17884  Dodecatheon hendersonii John L. Heywood, D. H. Norris 1968-3-31 1877 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC17887  Dodecatheon hendersonii K. P. St. John 1965-5-7 37 Tehama 4 mi. W of Mineral on Hwy.36 Comment
  UC1245128  Dodecatheon jeffreyi J. M. Tucker 1959-7-19 3574 Tehama upper (s) side of Square Lake n side South Yolla Bolly Mountain, Square Lake (above the lake, n side of South Yolla Bolly Mountain) 2118 Comment
  UCD119025  Dodecatheon jeffreyi J. M. Tucker 1959-7-19 3574 Tehama Upper (south) side of Square Lake, north side of South Yolla Bolly Mountain. 2118 Comment
  UC673357  Dodecatheon subalpinum L. Wohletz 1933-4-1 Tehama foothill region of Los Molinos Comment
  CHSC107367  Downingia bella Lowell Ahart; John Dittes 2011-6-9 17449 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  CHSC31135  Downingia bella W. F. Babb 1980-4-26 13 Tehama On the e side of Leininger Rd. ca. 600 m from its jct with Hwy 99E ca. 25.5 km n of Chico. Comment
  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
  CHSC48007  Downingia bicornuta var. bicornuta Vernon Oswald 1983-5-6 436 Tehama Along the edge of Leininger Rd. (Keffer Rd.) 0.8 mi n of Lassen Rd. Comment
  UCD80193  Downingia bicornuta var. bicornuta CNPS SN Foothill Team 2005-6-13 SNNR 0194 Tehama USFS Lassen National Forest, Finley Lake. 853 Comment
  JEPS119638  Downingia cuspidata Lowell Ahart 2012-6-2 18148 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  CDA12944  Downingia ornatissima G. F. Hrusa 1996-5-2 12905 Tehama Central Valley; near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  UC1586545  Draba verna Vernon H. Oswald and Lowell Ahart 1991-4-16 4501 Tehama Colyear Springs Rd. 4.0 mi w Lowrey Rd. (n of Paskenta); n of Paskenta 332 Comment
  CHSC53945  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart 1991-4-16 4501 Tehama Colyear Springs Rd, 4.0 mile west of Lowrey Rd, north of Paskenta. On the edge of the road. 332 Comment
  JEPS123957  Drosera rotundifolia Lowell Ahart, John Dittes 2015-8-6 20503 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UC638721  Drymocallis Ethel Crum 1937-8-7 1953 Tehama meadow 1.6 mi nw Mineral Summit; nw of Mineral Summit 1463 Comment
  UCD136422  Dryopteris arguta Dean W. Taylor 1976-7-9 6041 Tehama At headwaters of Cub Creek. 1859 Comment
  HSC1782  Dudleya cymosa Larry Berti 1969-5-9 87 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC66878  Dysphania ambrosioides Vernon H. Oswald; Lowell Ahart 1996-9-4 8261 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Scattered plants on gravel bars along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC107262  Dysphania 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
  CHSC84610  Dysphania botrys Lowell Ahart; John Dittes 2003-9-17 10573 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
  CHSC88262  Dysphania botrys Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11213 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 653 Comment
  UC1949075  Dysphania botrys Barbara Ertter with Brad Olson 1991-7-5 10320 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC84580  Dysphania multifida Lowell Ahart; John Dittes 2003-9-17 10574 Tehama North of the road levee, about 50 yards south of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC115812  Dysphania pumilio Lowell Ahart; John Dittes 2015-8-5 20458 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC66192  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .1 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at old bridge site. 103 Comment
  CHSC117415  Echinochloa colona B. Castro; E. MacKinnon and B. Humphrey 2016-7-13 2143 Tehama Sacramento Valley. In bottom of Elder Creek Channel, ca 3.6 air mi upstream (NW) of its confluence with the Sacramento River and 280 ft W of the Hwy 99W bridge. 73 Comment
  CHSC117641  Echinochloa colona Lowell Ahart; John Dittes 2016-8-25 21284 Tehama About the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  HSC101761  Echinochloa colona J. P. Smith 2011-9-23 13425 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  JEPS105964  Echinochloa muricata Lowell Ahart 2004-6-28 11129 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  RSA767834  Elatine brachysperma L. Ahart, John Dittes 2010-7-17 16845 Tehama Bare strand of pond, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 813 Comment
  CHSC66029  Elatine californica Vernon H. Oswald 1996-5-13 7554 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  JEPS124116  Elatine californica Lowell Ahart, John Dittes 2015-6-22 20264 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CAS-BOT-BC113744  Eleocharis acicularis Philip Alexander Munz 1951-7-25 16874 Tehama On drying, stony bare flat near small stream, 1 mi. E of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CHSC64927  Eleocharis acicularis var. occidentalis Vernon H. Oswald; Lowell Ahart 1995-6-13 6846 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of the Old Hwy. Pool. 219 Comment
  CHSC94331  Eleocharis bella Lowell Ahart 2006-7-19 13048 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UCD104371  Eleocharis bella Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6850 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  HSC95809  Eleocharis flavescens var. flavescens L. Ahart, John Dittes 2003-9-17 10600 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  JEPS88253  Eleocharis macrostachya Vernon H. Oswald and Lowell Ahart 1996-5-27 7644 Tehama NW of Corning (CDFG parcel on S side of Gyle Rd, along the pipeline ca. 0.3 mi N of the S boundary); Sacramento Valley, N side, Thomes Creek Ecological Reserve 100 Comment
  CHSC113348  Eleocharis parishii Lowell Ahart; John Dittes 2014-5-16 19487 Tehama Where poor dirt road fords water ditch, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CDA16174  Eleocharis quadrangulata G. F. Hrusa, J. Hart 1999-4-29 15027 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  CHSC85702  Eleocharis quadrangulata G. F. Hrusa; J. Hart 1999-4-29 15027 Tehama Sacramento Valley. Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  UC1795600  Eleocharis quadrangulata G. F. Hrusa, J. Hart 1999-4-29 15027 Tehama Coyote Creek Conservation Area, S. of Red Bluff 152 Comment
  CHSC80704  Eleocharis quinqueflora Lowell Ahart 2001-6-8 8794 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC80096  Eleocharis radicans L. P. Janeway; B. Castro 2000-5-11 6714 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  CHSC87857  Eleocharis rostellata Lowell Ahart 2004-6-11 11036 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
  JEPS106381  Eleocharis rostellata Lowell Ahart 2004-6-11 11036 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 Comment
  CHSC115528  Eleocharis suksdorfiana Lowell Ahart; John Dittes 2015-8-5 20448 Tehama Meadow, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC105213  Elodea canadensis Lowell Ahart; John Dittes 2010-7-19 16888 Tehama About 10 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  JEPS88571  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-6-3 7711 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek 0.5 mi downstream from old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  HSC102681  Elymus caput-medusae J. P. Smith 2013-5-5 13695 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  HSC10947  Elymus elymoides var. elymoides R. S. White 1965-5-15 80 Tehama 30 miles E of Red Bluff on Hwy. 36. Comment
  HSC74862  Elymus elymoides var. elymoides J. P. Smith, Thomas W. Nelson 1978-7-22 10021 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 Comment
  CHSC88536  Elymus glaucus subsp. glaucus Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  SEINET191116  Elymus glaucus subsp. glaucus A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo route 32 banks above Deer Creek Comment
  UCD62440  Elymus multisetus Beecher Crampton 1966-6-28 7769 Tehama 6 miles WSW of Paskenta (in direct line) ridge between Hatch Field and Lake Hollow. Sheldon Jeffers Ranch. 609 Comment
  CHSC61692  Elymus sierrae Vernon H. Oswald; Lowell Ahart 1993-9-2 5912 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. Near the summit. 2438 Comment
  CDA38057  Epilobium brachycarpum L. Ahart 2006-7-25 13075 Tehama On the west edge of the dirt road. about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CHSC81132  Epilobium canum subsp. latifolium Lowell Ahart 2001-8-28 9183 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  HSC24235  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on Hwy. 32, 15 mi. E of Lomo Comment
  SEINET13709356  Epilobium canum subsp. latifolium Lowell William Ahart, Lowell William Ahart 2001-1 9183 Tehama Hwy 32 about 4 Mi. S of Bridge across Deer Creek (T27N, R3E, sec 36, SE 1/4) 4000 Ft 1219 Comment
  CHSC84362  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10528 Tehama Meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS108875  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2006-7-19 13046 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CHSC80402  Epilobium densiflorum Caroline Warren; Heidi West, Natalie Wight 1998-6-5 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 259 Comment
  JEPS104057  Epilobium densiflorum Lowell Ahart 2003-6-11 10246 -A 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
  JEPS104058  Epilobium densiflorum Lowell Ahart 2003-6-11 10246 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
  JEPS117337  Epilobium densiflorum Lowell Ahart, John Dittes 2010-7-19 16904 Tehama About 5 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  UC107940  Epilobium densiflorum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UC726297  Epilobium densiflorum A. A. Heller 1941-7-29 16270 Tehama 7 mi w Chester (near Hwy <36?>) Comment
  CHSC63223  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 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
  UC725704  Epilobium glaberrimum subsp. glaberrimum A. A. Heller 1937-6-26 15345 Tehama slope along creek w Deer Creek Meadows; Deer Creek 1371 Comment
  UC1019544  Epilobium hallianum Louise Kellogg 1952-7-15 54 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges Mendocino National Forest, Boswell Ridge 2133 Comment
  RSA66678  Epilobium hallianum P. A. Munz 1951-7-26 16940 Tehama Long Lake, north base of South Yolla Bolly Peak. 2134 Comment
  CHSC48631  Epilobium hornemannii subsp. hornemannii Vernon Oswald 1988-7-12 3570 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at a spring located 0.88 mi w of the trailhead. 2130 Comment
  RSA66993  Epilobium hornemannii subsp. hornemannii P. A. Munz 1951-7-25 16880 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  CHSC87201  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10748 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
  CHSC91059  Epilobium minutum David W. Isle 1995-5-2 1049 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail just N of Bennett Ck crossing. On 1st S aspect. 292 Comment
  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
  POM304448  Epilobium minutum Alice Eastwood, John Thomas Howell 1941-7-9 9763 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA125975  Epilobium minutum E. K. Balls 1957-5-24 22542 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  RSA90801  Epilobium minutum Keith Wagnon 1953-5-3 MSB- 12668 Tehama W of Paskenta along logging road. Comment
  CDA38102  Epilobium pallidum L. Ahart, John Dittes 2003-6-11 10247 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  UCD80485  Epilobium pallidum CNPS SN Foothill Team 2005-6-15 SNNR 0253 Tehama CDFG Tehama Wildlife Area. 581 Comment
  CDA38097  Epilobium torreyi L. Ahart, J. Dittes 2003-6-11 10248 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  JEPS38193  Epilobium torreyi W. L. Jepson 1927-6-19 12255 Tehama a few mi w Tuscan Buttes Comment
  CHSC25751  Equisetum arvense John Steiner 1977-6-9 68 Tehama 1.1 km n Battle Creek and 1.5 km e Martin Creek. 1489 Comment
  CHSC27509  Equisetum hyemale subsp. affine Michael F. Henetz 1978-4-22 18 Tehama Ca. 10 m n of Hwy. 32, in Deer Creek Canyon, ca. 15.6 km sw of junction of Hwy. 32 and Hwy. 89. 1050 Comment
  CDA203  Eragrostis cilianensis Smith 1932-8-16 Tehama Red Bluff. 0 Comment
  JEPS127185  Eragrostis curvula Lowell Ahart, John Dittes 2016-8-25 21285 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC81644  Eragrostis hypnoides Vernon H. Oswald 2001-10-18 10064 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
  SEINET13709436  Eragrostis pectinacea Lowell William Ahart, Lowell William Ahart 2003-1 10604 Tehama 5 Air Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  HSC93481  Eragrostis pectinacea var. pectinacea G. Fred Hrusa 1996-8-17 13507 Tehama Blue Tent Creek, downstream from Jelly's Ferry Rd. crossing and adjacent to I-5 61 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
  CHSC106702  Eragrostis pilosa var. pilosa Barbara Ertter; Elizabeth Neese, laure Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  CHSC76830  Eremogone congesta var. crassula L. P. Janeway; B. Castro 1999-8-23 6535 Tehama High North Coast Ranges. Along Summit Trail between Green Springs. Trailhead and Hammerhorn Mountain. 1996 Comment
  CHSC92152  Eriastrum brandegeeae J. Molter 1993-7-1 243 b Tehama On unused road. 800 Comment
  CHSC105906  Ericameria greenei B. Castro; L. P. Janeway 1999-8-23 1034 E Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  UC172758  Ericameria greenei T. S. Brandegee 1892-9-20 Tehama Yolo Bola Mt. Comment
  CAS-BOT-BC294314  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36273 Tehama Near Lassen Volcanic National Park. Between Morgan and Childs Meadows 1524 Comment
  JEPS127106  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21365 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  JEPS29561  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama 1/2 mi se of Sulphur Works; Lassen Volcanic National Park 2133 Comment
  HSC74852  Ericameria ophitidis J. P. Smith, Thomas W. Nelson 1978-7-22 10020 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  HSC82450  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5043 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. NW of Regan Meadow 1433 Comment
  LA37828  Erigeron inornatus J. M. Tucker; L. K. Mann 1959-7-19 3540 Tehama South Yolla Bolly Mountain 1920 Comment
  JEPS97372  Erigeron inornatus var. inornatus Vernon H. Oswald and L. Ahart 1995-7-31 7167 Tehama T29N R1W SE1/4 SE1/4 Sec. 11, 1500 ft, Cascade Range Foothills, Chaparral. Lane Valley Rd. 3.3 mi N of Hwy. 36, N of Paynes Creek 457 Comment
  CHSC60282  Eriodictyon californicum L. P. Branham 1975-5-1 25 Tehama Ca. 15 m e Tombs Camp Rd and 2.6 mi w of Paskenta. 350 Comment
  RSA90787  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1953-7-11 12838 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC78887  Eriogonum dasyanthemum Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CAS-BOT-BC242622  Eriogonum dasyanthemum Catherine Best 1992-7-14 1392 Tehama At the edge of the road on the Mendocino Pass Road about 4 air miles west of Paskenta Comment
  HSC17410  Eriogonum dasyanthemum Larry Berti 1968-11-26 Tehama By Hwy. 5 overpass to Jelly's Ferry 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
  RSA90844  Eriogonum dasyanthemum Milo S. Baker, H. K. Wagnon 1953-5-31 12712 Tehama Logging road west of Paskenta near 5 mile post. Comment
  UC1949195  Eriogonum dasyanthemum Barbara Ertter with Brad Olson 1991-6-4 10183 Tehama Toomes Camp Rd (Mendocino FR 23N01) 5.3 mi W of Paskenta, ca 22 airmiles W of Corning Comment
  CAS-BOT-BC259371  Eriogonum lobbii J. M. Tucker; L. K. Mann 1959-7-19 3552 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain 2286 Comment
  CHSC85275  Eriogonum lobbii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 809 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake; downslope of trail. 2147 Comment
  UC1609135  Eriogonum lobbii var. lobbii Vernon H. Oswald and Lowell Ahart 1993-9-2 5902 Tehama ridge running e from Mt. Linn (ca. 20 mi (air) nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  UC1245126  Eriogonum lobbii var. lobbii J. M. Tucker and L. K. Mann 1959-7-19 3552 Tehama ridge top ca. 1/2 mi e summit of South Yolla Bolly Mountain 2286 Comment
  UC725288  Eriogonum luteolum var. luteolum A. A. Heller 1937-7-21 Tehama Deer Creek Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  HSC74855  Eriogonum nudum var. nudum J. P. Smith, Thomas W. Nelson 1978-7-22 10024 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UCR265187  Eriogonum nudum var. pubiflorum Barbara Ertter, Brad Olson 1991-7-4 10184 Tehama Toomes Camp Road (Mendocino Forest Road 23N01), 5.3 mi west of Paskenta, c. 22 air miles west of Corning 457 Comment
  CAS-BOT-BC269979  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-25 16893 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  JEPS13258  Eriogonum spergulinum var. reddingianum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5318 Tehama about 1 mi e Mt. Linn summit (on e shoulder of South Yolla Bolly Mountain); South Yolla Bolly Mountain 2286 Comment
  UC1949275  Eriogonum tripodum Barbara Ertter with Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning Comment
  UC596255  Eriogonum tripodum R. F. Hoover 1938-6-10 3591 Tehama creek-bed n Jelley's Ferry Comment
  RSA0081460  Eriogonum tripodum Barbara J. Ertter, Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 854 Comment
  UC1609432  Eriogonum umbellatum var. smallianum Vernon H. Oswald and Lowell Ahart 1993-9-2 5899 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  JEPS28768  Eriogonum ursinum George W. Gillett 1957-8-13 1065 Tehama near east cliffs of main Brokeoff structure (Brokeoff Mountain); Lassen Volcanic National Park, Brokeoff Mountain 2514 Comment
  JEPS127147  Eriogonum vimineum Lowell Ahart, John Dittes 2016-8-24 21264 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  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
  CHSC76528  Eriogonum wrightii var. trachygonum Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 304 Comment
  CHSC44188  Eriophyllum lanatum var. achilleoides Vernon Oswald 1988-6-27 3537 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolly Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CAS-BOT-BC308197  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi. west of Mineral Comment
  SBBG8179  Eriophyllum lanatum var. integrifolium H. and M. Dearing 1938-6-25 3031 Tehama Battle Crk Comment
  CHSC59127  Eryngium alismifolium Vernon H. Oswald 1992-7-21 5131 Tehama Dry Lake on Viola-Mineral Rd. (Forest Rt. 17, Forest Rd. 31N17), 0.5 mi S of Forest Rd. 30N16 (to Hwy. 89), ca. 3.5 mi (air) NW of Mineral. 1798 Comment
  JEPS101762  Eryngium alismifolium Dean W. Taylor 1997-7-24 16160 Tehama Dry Lake; Lassen National Forest 1813 Comment
  JEPS108201  Eryngium articulatum David Gowen 2005-6-25 469 Tehama Hwy 36 at Bossley Road near mile post 27 E from Shasta Co. N of driveways with mailboxes. 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
  UCD21180  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 355 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  UCD77684  Eryngium castrense Robert E. Preston 2005-7-9 2362 Tehama Ca. 7 mi NE of Red Bluff, at Hog Lake. 264 Comment
  CHSC90900  Erysimum capitatum Niall McCarten; Roxanne Bittman 1986-6-15 5483 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SEINET5342744  Erysimum capitatum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CHSC65048  Erysimum capitatum var. capitatum Vernon H. Oswald; Lowell Ahart 1995-7-17 7095 Tehama High Cascade Range. Forest Road 29N22 2.4 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1780 Comment
  CHSC79573  Erythranthe bicolor S. E. Schoenig 1998-7-5 98 -75 Tehama Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
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Mar 10 2006
  CHSC66884  Erythranthe cardinalis Vernon H. Oswald; Lowell Ahart 1996-9-4 8269 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 131 Comment
  CHSC88291  Erythranthe cardinalis Lowell Ahart 2004-6-28 11130 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC92786  Erythranthe glaucescens John Dittes; Josephine Guardino 2005-4-13 1073 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC60145  Erythranthe guttata Jean A. Graham 1988-4-10 6 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd, 2 mi w of Mendocino National Forest boundary. 377 Comment
  CHSC89841  Erythranthe guttata B. Castro; Shirley Innecken 2001-6-11 1266 Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  UC2046331  Erythranthe guttata Barbara Ertter with James Shevock 1993-4-30 11639 Tehama Jellys Ferry Road ca. 1 mile SE of Battle Creek, ca. 12 air miles north of Red Bluff. Comment
  SEINET14046160 Image available Erythranthe guttata Gary A. Evans 1963-1 Tehama Soda Springs Campground. Approximately 40 miles northeast of Chico along Highway 32. 914 Comment
  CHSC68539  Erythranthe microphylla Vernon H. Oswald 1997-4-23 8346 Tehama Forest road M2 9.4 miles W of Paskenta. Inner North Coast Ranges. 899 Comment
  CHSC87328  Erythranthe microphylla 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
  SEINET8374049  Erythranthe moniliformis Porter P. Lowry II 1977-7-6 837 Tehama ca. 5 mi. south of Mineral on State Hwy. 172; along roadway. Comment
  CAS-BOT-BC153599  Erythranthe moschata Susan W. Hutchinson 1933-7-23 5600 Tehama Near the Mineral entrance to Lassen National [Part] Park 1965 Comment
  CHSC56339  Erythranthe primuloides K. R. Stern 1986-5-21 8270 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC115035  Erythronium multiscapideum Jessica Moeller 2008-3-24 Tehama ear the junction of Supan Gulch and Hwy 36 East. About 5 miles east of Hog Lake. 185 Comment
  CHSC65711  Erythronium multiscapideum Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7263 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek in the NE corner of the parcel. 152 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
  UCR261297  Erythronium purpurascens H. Dearing, M. Dearing 1938-6-23 2120 Tehama Cascade Range, 15 miles east of Mineral 1463 Comment
  JEPS94747  Eschscholzia caespitosa Vernon Oswald and Lowell Ahart 1998-4-21 8930 Tehama w of Salt Creek Conservation Camp (Nomalaki Trail just n of Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond); Inner North Coast Ranges, Nomalaki Trail 548 Comment
  HSC1826  Eschscholzia caespitosa Larry Berti 1969-3-15 1 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  LA206221  Eschscholzia caespitosa Carl B. Wolf; 1937-5-16 8701 Tehama Red Bluff - Susanville Road, 2.3 mi. below Paynes Creek P. O 365 Comment
  UC1023471  Eschscholzia caespitosa Milo S. Baker 1953-4-26 12536 Tehama 5 1/2 mi w Paskenta (in foothills near burn along steep county road) Comment
  CHSC75388  Eschscholzia californica Ben Myhre 1997-4-9 20 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC1204  Eschscholzia californica subsp. californica M. Underhill 1953-5-9 Tehama Inland, vernal form. 76 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
  JEPS22640  Eschscholzia lobbii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6296 Tehama about 2 mi w Kirkwood (about 1/2 mi w of U.S. Hwy 99, about 7 mi s of Corning, lower portions of plains); Kirkwood plains 73 Comment
  POM272351  Eschscholzia lobbii Lyman Benson 1929-3-26 1058 Tehama 10 miles north of Red Bluff Comment
  CAS-BOT-BC310409  Eucephalus breweri Jeanne Janish; Carl Janish 1938-9-4 s.n. Tehama Shore of upper Twin Lake, Lassen National Park 1993 Comment
  CHSC80637  Euphorbia crenulata Lowell Ahart 2001-6-16 8871 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS113298  Euphorbia esula L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. 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
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May 6 2010
  JEPS117887  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama east bank of Sacramento River at southern edge of Mill Creek confluence Northern Sacramento Valley (sand bar in active floodplain of Sacramento River) 62 Comment
  CAS-BOT-BC202416  Euphorbia ocellata Milo S. Baker 1947-8-14 11999 Tehama Ca. 4 mi N.E. of Red Bluff on Rd. to Mineral Comment
  RSA518682  Euphorbia ocellata subsp. ocellata L. R. Heckard, Peter Rubtzoff 1971-7-31 2685 Tehama Disturbed rocky, sandy flat above Sacramento River at the marina. North of Red bluff. Comment
  RSA530022  Euphorbia ocellata var. ocellata D. W. Taylor 1990-8-11 11459 Tehama North of Thomas Creek, 1 mile above Rawson Road. 104 Comment
  RSA695552  Euphorbia ocellata var. rattanii D. W. Taylor 1992-10-8 13272 Tehama Ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  RSA609444  Euphorbia peplus L. C. Wheeler 1958-7-31 7359 Tehama Red Bluff: Jefferson and Walnut Streets, SW corner. Comment
  CHSC115533  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20407 Tehama Along dirt road leading to the edge of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  CHSC117743  Euthamia occidentalis Lowell Ahart; John Dittes 2016-8-25 21276 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CHSC66876  Euthamia occidentalis Vernon H. Oswald; Lowell Ahart 1996-9-4 8256 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC83311  Euthamia occidentalis Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. Valley bottom. 243 Comment
  CHSC84618  Euthamia occidentalis Lowell Ahart; John Dittes 2003-9-17 10572 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
  JEPS88393  Euthamia occidentalis Vernon H. Oswald and Lowell Ahart 1996-9-4 8256 Tehama BLM parcel along Hwy 36 ne Red Bluff (along creek ca. 1 mi upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 131 Comment
  UCD132328  Euthamia occidentalis Collector Unknown 1978-9-25 s.n. Tehama 2 miles south of the town of Tehama. Comment
  CHSC68979  Festuca idahoensis Vernon Oswald; Lowell Ahart 1997-7-7 8675 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  CHSC113337  Festuca perennis Lowell Ahart; John Dittes 2014-5-16 19490 Tehama 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
  JEPS81060  Festuca roemeri J. P. Smith and T. W. Nelson 1978-7-22 10032 Tehama Tedoc Mtn. Shasta-Trinity National Forest, Yolla Bolly Quad. 1613 Comment
  UC2042997  Floerkea proserpinacoides Barbara Ertter 1990-5-13 8962 Tehama Northeast Tehama Co.: South side Highway 36 between Morgan Springs and Child Meadows, along Mill Creek. Comment
  CAS-BOT-BC53873  Frangula californica subsp. tomentella Carl B. Wolf 1937-6-13 8790 Tehama Red Bluff - Eureka Road, 6 6/10 mi. NW of Red Bluff 152 Comment
  LA207671  Frangula californica subsp. tomentella C. B. Wolf; 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the red bluff- Susanville rd 655 Comment
  CHSC61436  Frangula rubra Vernon H. Oswald; Lowell Ahart 1993-8-11 5798 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  CAS-BOT-BC223484  Fraxinus latifolia M. B. Kildale 1926-9-11 2716 Tehama Payne's [Paynes] Creek Comment
  CAS-BOT-BC212404  Fremontodendron californicum David D. Keck 1944-7-8 5457 Tehama 8 mi. E. of Payne Creek on plateau S. of South Fork of Battle Creek 975 Comment
  HSC73390  Fremontodendron californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 116 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  SEINET6646739  Fremontodendron californicum E. R. House 1956-4-27 33 Tehama Along side of State Rt. 36, Approx 35 miles east of Red Bluff 549 Comment
  CHSC3401  Fremontodendron californicum subsp. californicum Alice L. Stoll 1966-4-30 145 Tehama Alongside Highway 36 on dry slope 5 miles S. E. of Paynes Creek and 15 miles N.W. of Mineral. Comment
  CHSC82609  Fritillaria affinis Tara Morgan 2002-3-31 11 Tehama In Ishi Wilderness within Lassen National Forest. Found near the trail that runs parallel to Mill Creek on the south. 682 Comment
  CHSC60469  Fritillaria atropurpurea Mary Ann Showers 1992-6-26 2587 a Tehama Along West Sulphur Creek east of Sulphur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  CHSC78107  Fritillaria pluriflora Terry Nelson 1998-3-6 240 -21 Tehama 15 mi n of Chico. 1 mi e of Hwy 99 and 20 yds s of Lassen Rd. 118 Comment
  RSA90808  Fritillaria purdyi H. K. Wagnon 1953-5-10 s.n. Tehama West of Paskenta on logging road near 10 miles post. Comment
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Jun 10 2012
  CHSC105991  Fritillaria recurva B. Castro; L. P. Janeway 2000-4-22 1100 Tehama High Cascade Range. On Pondrerosa Way, ca 60 ft S of bridge over S. Fork Antelope Ck (near S. Antelope Campgd). 835 Comment
  CHSC25024  Fritillaria recurva Bob Garamendi 1974-5-12 60 Tehama Mill/Deer Creek Study Area, 1/2 mi nw of Cedar Spring on Ponderosa Way. 1097 Comment
  SJSU8644  Fritillaria recurva D. L. Wilson 1970-3-28 Tehama Antelope Creek 18-20 mi E of Redding 402 Comment
  JEPS52613  Galium Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4002 Tehama just e Round Mountain (w of Paskenta) 1143 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
  UC1019543  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama on ridge directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 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
  CHSC88584  Galium ambiguum var. ambiguum L. P. Janeway 2001-6-10 7137 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  JEPS102868  Galium andrewsii subsp. andrewsii Lowell Ahart 2001-6-8 8786 Tehama W side road M2, 9 mi W of Paskenta 792 Comment
  UC766037  Galium andrewsii subsp. andrewsii R. F. Hoover 1939-5-11 4102 Tehama foothills above Paskenta (on road to Covelo) Comment
  CHSC65769  Galium aparine Vernon Oswald; Lowell Ahart 1996-4-8 7334 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bluff on the N side of the Sacramento River just downstream from the mouth of Paynes Creek. 91 Comment
  JEPS122011  Galium aparine Lowell Ahart 2014-5-8 19444 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  JEPS88458  Galium aparine Vernon H. Oswald and Lowell Ahart 1996-4-8 7334 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bluff on n. side of Sacramento R. just downstream from the mouth of Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 91 Comment
  CHSC61438  Galium bifolium Vernon Oswald; Lowell Ahart 1993-8-18 5817 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2200 Comment
  UC1619977  Galium bolanderi Barbara Ertter with James R. Shevock 1992-6-14 11145 Tehama 7 air mi nw of town of Paynes Creek (Lanes Valley Road 2.3 mi s of Route 46 (Manton Road)); Lanes Valley Road 457 Comment
  RSA696011  Galium bolanderi Barbara Ertter, James R. Shevock 1992-6-14 11145 Tehama Lanes Valley Rd. 2.3 miles S of Route 46 (Manton Rd) ca 7 air miles NW of Paynes Creek (town). 457 Comment
  RSA202653  Galium grayanum var. grayanum F. Ehrendorfer, G. Ledyard Stebbins, Dempster 1959-9-27 5965 Tehama Lassen National Park. Brokeoff Mtn. Comment
  RSA67148  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16931 Tehama E slope of S Yolla Bolly. 2348 Comment
  UC1037455  Galium grayanum var. nanum Douglas Barbe 1955-7-16 176 Tehama e ridge leading to summit South Yolla Bolly Mt. 2286 Comment
  RSA105484  Galium grayanum var. nanum G. D. Barbe, Milo S. Baker 1955-7-16 1766 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC41093  Galium parisiense Pauleen Broyles 1982-7-2 778 Tehama Where irrigation ditch crosses under Hwy 99, ca 0.5 km S of Lassen Road. 66 Comment
  CHSC77788  Galium parisiense B. Castro; L. P. Janeway 1999-6-21 Tehama About 22 air miles W of Red Bluff, vicinity S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CHSC86118  Galium parisiense Jenny Marr; Caroline Warren, Julie Cunningham 1998-5-11 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 274 Comment
  HSC97010  Galium parisiense L. Ahart, John Dittes, Josephine Guardino 2004-4-15 10745 Tehama Along the Nomalaki Trail, second switchback N of Bowers Creek, about 3/4 mi. NW of FS Rd. 23N69 (Mud Flat Rd.), 6 1/2 air mi. SW of Paskenta 523 Comment
  JEPS122054  Galium parisiense Lowell Ahart, John Dittes 2014-5-17 19506 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  HSC95529  Galium parisiense L. Ahart 2001-6-8 8784 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  SBBG7314  Galium sparsiflorum H. and M. Dearing 1938-6-21 Tehama Deer Crk Cyn, ca. 5 mi N of Loma [Lomo] 1219 Comment
  RSA718783  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km NE of the upper northern tip of Cohasset Ridge. 1109 Comment
  JEPS108941  Galium trifidum var. pacificum Lowell Ahart 2006-11-9 13263 Tehama Near a bog on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  HSC82127  Galium triflorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4900 Tehama Along Post Creek just upstream from Forest Service road 1372 Comment
  CAS-BOT-BC199069  Garrya elliptica C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  RSA96786  Garrya flavescens subsp. congdonii Percy C. Everett, E. K. Balls 1954-10-16 20315 Tehama About Mud Flat Campground, 7.6 miles southwest of Paskenta on road to Covelo. 701 Comment
  UC1122696  Garrya fremontii P. L. Johannsen 1936-8-20 990 Tehama 0.5 mi ne Colby Mtn.; Lassen National Forest, Paynes Creek Quad. 1645 Comment
  UC1122710  Garrya fremontii P. L. Johannsen 1936-8-26 996 Tehama 1.25 mi ne Rattlesnake Creek and Deer Creek junction; Lassen National Forest, Paynes Creek Quad. 1097 Comment
  CHSC41050  Gastridium phleoides Pauleen Broyles 1982-5-26 665 Tehama The Nature Conservancy Vina Plains Preserve. Ca. .5 km s of Lassen Road. 66 Comment
  CHSC80719  Gastridium phleoides Lowell Ahart 2001-6-8 8801 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  HSC9995  Gastridium phleoides Larry Berti 1968-11-26 Tehama Red Bluff Comment
  UCD66727  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi post. 243 Comment
  JEPS102405  Gastridium ventricosum Lowell Ahart 2001-6-8 8801 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC28721  Gayophytum diffusum subsp. diffusum Robert A. Schlising; Coleta Lawler 1979-8-21 3471 Tehama S of Lassen National Park, W of Childs Meadow, 0.25 mi S of jct Hwy 36 and Hwy 172, along latter; at roadside. Comment
  RSA144903  Gayophytum diffusum subsp. diffusum J. W. MacSwain 1959-8-12 59 -150 Tehama Tehama County: Childs Meadow, along State Hwy 89 Comment
  CHSC105636  Gayophytum heterozygum Lowell Ahart; John Dittes 2010-10-4 17276 Tehama 50 yards southwest of a meadow, on the west bank of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 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
  CHSC105635  Gentiana newberryi var. tiogana Lowell Ahart; John Dittes 2010-10-4 17275 Tehama East edge of a meadow, about 30 yards northeast of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  CHSC69165  Gentiana newberryi var. tiogana Vernon H. Oswald 1997-8-13 8814 Tehama Wilson Lake north of Hwy. 36 ca. 3.5 airmi east of Childs Mdws. Meadow bordering the northwest side of the lake. 1607 Comment
  JEPS47063  Gentianopsis simplex Jos. Grinnell 1925-7-19 Tehama Mineral 1219 Comment
  UCD103297  Geranium carolinianum Leland Frey 1950-4-25 s.n. Tehama Red Bluff. Comment
  CHSC80007  Geranium dissectum B. Castro; L. P. Janeway 2000-5-11 1173 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC65962  Geranium molle Vernon H. Oswald; Lowell Ahart 1996-4-23 7421 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red bluff. Cascade Range Foothills. Locally abundant in upland along the W shore of Hog Lake. 265 Comment
  JEPS95697  Geranium molle Vernon H. Oswald and L. Ahart 1995-4-3 6587 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills. 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 on the s edge of the basalt ridge crossing the nw corner 201 Comment
  UC1949385  Gilia capitata subsp. capitata Barbara Ertter 1991-5-18 9844 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; steep S-facing side of ridge S of pasture Comment
  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
  UC1618377  Gilia sinistra subsp. sinistra Barbara Ertter 1991-9-2 10767 Tehama 16 air mi e of Covelo (0.5 mi n of Wells Cabin Campground on ridge road, springs at head of Burnt Creek on e side of Anthony Peak, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  RSA714311  Gilia tricolor Daisie Huang 2006-4-15 06041512 Tehama Manton Rd. 204 Comment
  UC1606315  Gilia tricolor subsp. diffusa Barbara Ertter, Brad Olson 1993-5-15 11805 Tehama Spring Branch Road s of Battle Creek ca 15 airmi nne Red Bluff (BLM land); s of Battle Creek, nne of Red Bluff 182 Comment
  JEPS85982  Gilia tricolor subsp. diffusa W. L. Jepson 1932-5-9 16439 Tehama ne Red Bluff; ne of Red Bluff 137 Comment
  CHSC65500  Gilia tricolor subsp. tricolor Shaun E. Sims 1995-4-22 11 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  CHSC88868  Gilia tricolor subsp. tricolor Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. 200 yds north of Dewitt Peak, along jeeptrail. UTM: 10 0588870 E, 4446134 N. 559 Comment
  UC1618269  Githopsis specularioides Barbara Ertter 1991-5-18 9846 a Tehama Rosewood Ranch on Salt Creek ca. 17 airmi. w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Salt Creek, Rosewood Ranch 259 Comment
  SEINET10972187  Githopsis specularioides Ethel K. Crum 1932-5-9 Crum 1439 Tehama Elder Creek, Lowry 305 Comment
  CHSC83077  Glinus lotoides Lowell Ahart 2002-11-5 10017 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  CHSC70923  Glyceria declinata Vernon Oswald; Lowell Ahart 1998-4-27 8978 Tehama Vestal Rd. 4.9 mi west of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. In a roadside ditch. 292 Comment
  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
  CHSC80148  Gnaphalium palustre B. Castro; L. P. Janeway 2000-5-23 1180 Tehama Vicinity of Orland and Black Butte Lake, in 'hummocky' rolling hills between Rice and Brannin Creeks. 117 Comment
  JEPS34005  Gnaphalium palustre W. L. Jepson 1927-6-25 12353 Tehama Pine Creek road station; dry bed of winter runlet 60 Comment
  CHSC64561  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1995-4-3 6572 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 207 Comment
  CHSC79362  Gratiola ebracteata B. Castro; L. P. Janeway 2000-4-4 1080 Tehama Vicinity of Orland, W of Highway I-5, among'hummocky' rolling hills just N of Rice Creek. 128 Comment
  CHSC64921  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1995-6-13 6851 Tehama W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 219 Comment
  JEPS87022  Gratiola heterosepala Dean W. Taylor 1990-5-9 11691 Tehama w base Tuscan Buttes (in large (ca 3 acre) vernal lake (local name 7 Mile Lake)); Sacramento Valley, Dales Quad, w base Tuscan Buttes, 7 Mile 295 Comment
  JEPS88320  Gratiola heterosepala Vernon H. Oswald and Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Vernal Pool in Valley and Foothills Grassland, Tuscan mudflow substrate. Hog Lake (collected S end) 263 Comment
  RSA529995  Gratiola heterosepala D. W. Taylor, Glenn Clifton, Jim Andre 1990-4-24 10647 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adj. to PG and E natural gas pipeline. 296 Comment
  CAS-BOT-BC304914  Grindelia hirsutula Alice Eastwood 1912-8-22 s.n. Tehama Payne Creek, Lassen Butte Region 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
  CAS-BOT-BC123741  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat 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
  JEPS11975  Hackelia amethystina Rimo Bacigalupi with G. T. Robbins 1954-6-26 4638 Tehama 1.9 mi sw of Government Flat (upper (western) end of Log Spring Ridge); Mendocino National Forest 1813 Comment
  CHSC61409  Hackelia californica Vernon H. Oswald; Lowell Ahart 1993-8-18 5837 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  SEINET5552968  Hackelia californica H. S. Gentry, S. Koch 1962-1 19778 Tehama 1.5 mi. E of junction of Routes 32 and 36. 1371 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
  HSC95691  Hackelia setosa Vernon H. Oswald, L. Ahart 1997-7-7 8665 Tehama Near the NE corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi. N of Tomhead Saddle 1677 Comment
  RSA90490  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama Logging road W of Paskentia near 10 mile post Comment
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Dec 16 2012
  CHSC78606  Helianthus annuus Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  UC54089  Helianthus bolanderi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4399 Tehama near Morgan (Morgan hot springs); Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC305659  Helianthus ciliaris Brandt 1936-11-1 s.n. Tehama 4 mi. s. of Red Bluff on S. P. right of way Comment
  CHSC80595  Helianthus exilis Lowell Ahart 2001-6-14 8821 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CHSC112993  Heliotropium curassavicum var. oculatum Lowell Ahart 2013-8-2 18973 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC84616  Heliotropium europaeum Lowell Ahart; John Dittes 2003-9-17 10583 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
  CHSC84898  Heliotropium europaeum L. P. Janeway 2003-9-18 7992 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  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
  JEPS19678  Heliotropium europaeum Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-25 5928 Tehama ca. 6 1/2 mi. s.w. Red Bluff (close to farm along county rd. from Red Bluff to Paskenta via Lowrey and Red Bank Creek, Red Bank district, flood plain of Red Bank Creek); Red Bank district, flood plain of Red Bank Creek 121 Comment
  SBBG18979  Heliotropium europaeum T. L. Secrest 1958-6-30 Tehama Sacramento River at Red Bluff 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
  CDA7044  Hemizonia fitchii L. P. Janeway 2000-5-14 6726 Tehama Cascade Range Foothills; Tablelands on south side of Battle Creek; along Spring Branch Road (old Manton Road) 2.7 km east-northeast of Jellys Ferry Road. 0 Comment
  CHSC66482  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CAS-BOT-BC388507  Herniaria hirsuta var. cinerea Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Cone Grove Road 70 Comment
  CAS-BOT-BC388552  Herniaria hirsuta var. cinerea John Thomas Howell 1960-7-24 36000 Tehama Paynes Creek 563 Comment
  RSA565085  Hesperevax acaulis var. robustior D. W. Taylor 1993-4-28 13369 Tehama N Fork Hall Creek, 4 miles upstream from interstate 5. 137 Comment
  CHSC25541  Hesperevax caulescens Robert A. Schlising 1976-4-19 3173 Tehama SE of Vina, along Keefer Road, ca .25 mi north of jct with Lassen Road and Hwy 99. Comment
  JEPS113126  Hesperevax caulescens Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13609 Tehama East of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  UC1594613  Hesperochiron pumilus Vernon H. Oswald and Lowell Ahart 1992-5-6 4935 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between hwy and fence line) immediately s of Wilson Lake Rd., County Rd 769, Forest Rd 29N63); County Rd 769, Forest Rd 29N63, Hwy 36 1484 Comment
  UC2042787  Hesperocyparis macnabiana Barbara Ertter with Brad Olson 1991-7-5 10328 Tehama Raglin Ridge Road 1.7 mi from N Fork Elder Creek crossing, ca 25 air miles SW of Red Bluff. Comment
  CHSC77355  Hesperolinon californicum L. P. Janeway; B. Castro, Caroline Warren 1999-6-8 6457 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 365 Comment
  CHSC78855  Hesperolinon disjunctum Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
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Sep 28 2008
  CHSC87001  Hesperolinon disjunctum Jenny Marr; Julie Cunningham, Heidi West, Natalie Wight 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek. 304 Comment
  CHSC105524  Hesperolinon micranthum Lowell Ahart; John Dittes 2010-7-17 16872 Tehama On dry red bare 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
  CHSC48599  Hesperolinon micranthum Vernon Oswald 1986-6-23 2149 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  CHSC80394  Hesperolinon micranthum Caroline Warren; Joyce Lacey-Rickert, Natalie Wight 1998-7-2 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  CHSC86572  Hesperolinon micranthum L. P. Janeway 2003-6-14 7841 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  CDA28494  Hesperolinon tehamense L. Ahart 2004-6-3 11150 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  CHSC91087  Hesperolinon tehamense D. Isle 1995-6-20 208 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trailhead, 1.8 mi. up Log Springs Rd. from Salt Creek CC (=0.15 mi. up from Wilder Pond)=Nomlaki Trailhead Meadow. 633 Comment
  JEPS122825  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 284 Tehama Near beginning of incline on Toomes camp Road west of Paskenta. Comment
  UC1212199  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama in V junction between Eagle Peak and Ball Rock roads (10.3 mi nw of Paskenta, 1.6 mi within national forest boundary); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  UC1212200  Hesperolinon tehamense Helen K. Sharsmith 1951-7-11 4018 Tehama Covento-Paskenta Road 11.1 mi w Paskenta; Inner North Coast Ranges, Mendocino National Forest; W of Paskenta, Mendocino National Forest, Tehama Co. 1158 Comment
  CHSC85279  Heterocodon rariflorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 813 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  JEPS96104  Heterocodon rariflorum Vernon H. Oswald and Lowell Ahart 1996-6-3 7715 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, ca 0.5 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  RSA761034  Heterocodon rariflorum Barbara Ertter, Brad Olson 1991-7-4 10261 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  CHSC87827  Heteromeles arbutifolia Lowell Ahart 2004-6-11 11031 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  RSA0066159  Heuchera micrantha var. hartwegii G. D. Barbe 1955-7-22 250 Tehama 0.25 mile W of Square Lake on the trail to Long Lake. 2104 Comment
  UCR123912  Hieracium bolanderi George K. Helmkamp, E. A. Helmkamp 2001-7-7 6923 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CHSC61771  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1993-9-2 5892 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mts., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  JEPS101362  Hieracium greenei Dean W. Taylor 1997-7-18 16140 Tehama headwaters North Fork Elder Creek 1981 Comment
  CAS-BOT-BC318628  Hieracium greenei John Thomas Howell 1960-8-19 36197 Tehama Brokeoff Mt., Lassen Volcanic National Park 2804 Comment
  CAS-BOT-BC149914  Holodiscus discolor H. F. Copeland 1920-7-17 98 Tehama On top of Butt Mt. 1828 Comment
  CHSC68962  Holodiscus discolor Vernon Oswald; Lowell Ahart 1997-7-7 8670 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. Near a large hillside seep. 1676 Comment
  RSA261421  Holodiscus discolor J. M. Tucker 1962-7-29 3627 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  JEPS95732  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald and L. Ahart 1995-3-19 6543 Tehama T28N R3W SE1/4 Sect. 35, 460 ft, Cascade Range Foothills, Blue Oak Woodland, volcanic mudflow substrate (Tuscan Formation). Hwy. 36 3.4 miles e of its junction with Hwy. 99 in Red Bluff 140 Comment
  CHSC61448  Hordeum brachyantherum subsp. brachyantherum Vernon H. Oswald; Lowell Ahart 1993-8-18 5813 Tehama Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. Meadow at one of the headwaters of Canyon Creek. 2109 Comment
  CHSC44301  Hordeum brachyantherum subsp. californicum V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3373 Tehama M2 (23N01) 9.4 mi (odometer) w of Paskenta. 853 Comment
  RSA756701  Hordeum brachyantherum subsp. californicum Barbara Ertter, Brad Olson 1991-7-6 10453 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  UC1949279  Hordeum californicum Barbara Ertter with Brad Olson 1991-7-6 10453 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning Comment
  HSC41101  Hordeum marinum subsp. gussoneanum J. P. Smith, J. O. Sawyer 1973-4-14 6068 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  JEPS88264  Hordeum marinum subsp. gussoneanum Vernon H. Oswald and Lowell Ahart 1996-5-27 7648 Tehama CDFG parcel on the S side of Gyle Road . NW of Corning, northwest side of Sacramento Valley. Along the pipeline ca. 0.1 mi N of the S boundary. Corning 7.5' Quad. Comment
  UCD85928  Hordeum murinum subsp. glaucum A. A. Beetle 1942-5-19 3304 Tehama 10 miles W of Red Bluff. Comment
  POM224395  Horkelia tridentata H. P. Bracelin 1931-5-30 370 Tehama Meadow on Mill Creek, 1 mile W of Mineral Comment
  JEPS96958  Horkelia tridentata subsp. tridentata Dean W. Taylor 1997-5-30 16007 Tehama Ponderosa Way in canyon Soap Creek 822 Comment
  UC545845  Horkelia tridentata subsp. tridentata Mrs. H. P. Bracelin 1931-5-30 360 Tehama 1 mi w Mineral (Mill Creek) Comment
  CAS-BOT-BC537972  Horkelia tridentata var. flavescens A. A. Heller 1928-5-30 14576 Tehama At Mineral in the yellow pine belt. 1524 Comment
  CHSC43662  Hosackia crassifolia var. crassifolia Vernon Oswald 1984-5-30 1217 Tehama Mendocino National Forest, Round Valley Rd. (M4; 23N02), 29.1 mi w of Newville Rd. 1524 Comment
  CHSC65084  Hydrocotyle ranunculoides Vernon H. Oswald; Lowell Ahart 1995-7-31 7163 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy, 36), 0.3 mi W of Lane Valley Rd. (just W of the Buildings at Long Ranch). 335 Comment
  CHSC90444  Hydrophyllum occidentale Niall McCarten; Roxanne Bittman 1986-6-16 5425 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  UC2031492  Hypericum anagalloides Barbara Ertter with Brad Olson 1991-7-6 10382 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
  CHSC66104  Hypochaeris glabra Vernon H. Oswald; Lowell Ahart 1996-4-29 7485 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Collected near the farm pond located on the S boundary. 105 Comment
  CHSC80599  Hypochaeris glabra Lowell Ahart 2001-6-14 8837 Tehama North of the dirt road that leads to the tower, east sides of road M2, about 8 miles west of Paskenta. 609 Comment
  UC1736082  Iliamna bakeri Dean W. Taylor 1997-6-6 16030 Tehama Campbell Ridge; Lassen National Forest; along road from Campbellville to Baccalla Cabin; on south-side of ridge in Pine Creek drainage 990 Comment
  RSA105384  Ipomopsis aggregata subsp. formosissima G. D. Barbe 1955-8-4 350 Tehama 1/2 mile N of Big Flat. 1524 Comment
  CHSC65908  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-15 7377 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Sacramento Valley. 99 Comment
  JEPS88063  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1996-4-15 7377 .1 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca 0.6 mi e of lane); Sacramento Valley, Thomes Creek Ecological Reserve 99 Comment
  RSA268974  Isoetes howellii J. R. Reeder, C. G. Reeder 1975-6-4 6675 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  CDA42451  Isoetes nuttallii L. Ahart 2004-4-29 10782 Tehama 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. Comment
  CHSC67145  Isoetes nuttallii James D. Jokerst 1984-3-17 1936 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 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
  CHSC64592  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1995-4-17 6667 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC65922  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1996-4-15 7369 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, on the northwest side of the Sacramento Valley. 106 Comment
  CHSC55298  Juncus acuminatus L. P. Janeway 1991-6-15 4016 Tehama Battle Creek Wildlife Area. Along water ditch ca 600 ft south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Comment
  RSA718736  Juncus balticus L. Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  SBBG119951  Juncus balticus L. Ahart 2006-7-26 13082 Tehama ca. 20 yards E of where the dirt rd crosses Colby Crk, ca. 2 mi SE of Colby Mtn, ca. 5 mi NE of Butte Meadows 1518 Comment
  CDA33216  Juncus balticus var. balticus L. Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road. about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CHSC112022  Juncus bolanderi David Toren; Carl Furrer 2002-9-3 2107 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  CHSC66217  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1996-6-3 7713 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
  JEPS115390  Juncus bufonius var. bufonius Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16338 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lass 1493 Comment
  CHSC65935  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1996-4-15 7359 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane 103 Comment
  HSC81943  Juncus covillei Thomas W. Nelson, Jane Nelson 1979-6-25 4877 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap 1372 Comment
  HSC82148  Juncus covillei Thomas W. Nelson, Jane Nelson 1979-6-25 4906 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  UCD80373  Juncus dubius CNPS SN Foothill Team 2006-6-6 SNNR 1247 Tehama TNC Pelton Ranch. 507 Comment
  CHSC102631  Juncus ensifolius Lowell Ahart; Josephine Guardino 2009-9-6 16364 Tehama Southwest of the enclosure, along a small stream that flowers 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
  JEPS94592  Juncus ensifolius Vernon Oswald and Lowell Ahart 1997-7-7 8673 Tehama on FR27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  CHSC64567  Juncus kelloggii Vernon H. Oswald; Lowell Ahart 1995-4-10 6613 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary at the n edge of the basalt flow covering the s tip of the reserve. 207 Comment
  CHSC115516  Juncus laccatus Lowell Ahart; John Dittes 2015-8-6 20488 Tehama Around the pond, 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
  JEPS123931  Juncus laccatus Lowell Ahart, John Dittes 2015-8-6 20488 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  CAS-BOT-BC110132  Juncus leiospermus var. leiospermus Lowell Ahart 1979-4-25 s.n. Tehama 15.5 miles north of Red Bluff. 280 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
  SBBG119782  Juncus oxymeris L. Ahart 2004-6-11 11034 Tehama Dead Rabbit Lake, ca. 100 yards W of the Nomalaki Trail, ca. 1.5 mi NW of Bowers Crk, ca. 2.25 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 8 air mi SW of Paskenta 545 Comment
  JEPS106085  Juncus patens Lowell Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 549 Comment
  CDA15430  Juncus tenuis G. F. Hrusa, J. Hart 1998-5-1 14434 Tehama Sacramento Valley; Rare on flats at edge of Coyote Creek wash, Coyote Creek Conservation Area ~1/4 mi. W of Paskenta Rd. Perennial, clumping. Comment
  JEPS116111  Juncus tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16340 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lass 1493 Comment
  CHSC65772  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-8 7339 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  RSA740678  Juncus uncialis J. T. Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  UC1026394  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 mi s Corning Comment
  UCD142846  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 miles south of Corning. 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
  CHSC77624  Juncus xiphioides B. Castro; H. West 1999-6-1 939 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. Close to water. 196 Comment
  CAS-BOT-BC85359  Juniperus californica Elmer I. Applegate 1932-4-13 7044 Tehama Between Rosewood and Begum, northwestern Tehama County. Foothills of the Yollo Bolly Mountains. Comment
  CHSC102327  Juniperus californica L. P. Janeway; B. Castro 2009-4-25 9751 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC64336  Juniperus californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6487 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy 36, ca. 14 mi ne of Red Bluff. 201 Comment
  CHSC77716  Juniperus californica B. Castro; C. Warren, L. P. Janeway 1999-5-4 918 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 292 Comment
  NY99569  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Approximately half way between Red Bluff and Dales Comment
  SJSU2930  Juniperus californica C. W. Sharsmith 1966-6-11 7453 Tehama lands adjacent to Hwy 36 c. 5 mi NE of Red Bluff 243 Comment
  UC725707  Juniperus occidentalis A. A. Heller 15844 Tehama along State Hwy 36 5 mi e U.S. Highway #99E (in volcanic uplands e of Red Bluff) Comment
  SEINET11054016  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-28 2220 Tehama Yolla Bolly Mountains, Cedar Basin, North Yolla Bolly Peak. 1865 Comment
  UCD80780  Keckiella breviflora CNPS SN Foothill Team 2005-6-8 SNNR 0174 b Tehama TNC, Dye Creek Preserve, overlooking Dye Creek. 362 Comment
  UC2043053  Keckiella corymbosa Barbara Ertter 1991-9-2 10796 Tehama Paskenta - Round Valley Road (Rt M4 over Mendocino Pass) 7.0 mi W of Newville Road junction, ca. 6 air miles SW of Paskenta. Comment
  CHSC87023  Keckiella lemmonii Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  CHSC64741  Koeleria phleoides Vernon H. Oswald; Lowell Ahart 1995-4-17 6661 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. ON the edge of Inks Creek Rd. near the w boundary of the reserve. 213 Comment
  CHSC82321  Koeleria phleoides Lowell Ahart 2002-4-27 9555 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
  UC903283  Koeleria phleoides Ethel Crum 1932-5-9 1446 Tehama se Red Bluff; se of Red Bluff 91 Comment
  CDA2618  Kyllinga brevifolia E. L. Dietz 1966-8-24 Tehama St. Elizabeth Hospital, Red Bluff. 0 Comment
  CHSC117622  Lactuca serriola Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21371 Tehama On the north side of a poor dirt road,about 10 yards east 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
  CHSC36101  Lagophylla glandulosa Howard Wurlitzer 1979-5-18 Tehama Howard Wurlitzer Ranch, North of Barber Rd., S of Pine Cr. 100 Comment
  CHSC66558  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1996-7-8 7954 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Collected on the banks of an intermittent stream crossing the NE corner of the parcel. 182 Comment
  JEPS118738  Lagophylla glandulosa L. P. Janeway 2011-9-27 10749 Tehama Inner North Coast Ranges. Above one of the northern arms of Black Butte Lake, Irwin Road access, 1.3 km south of Newville Road. Black Butte Dam 7.5' quad. Comment
  CAS-BOT-BC341372  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi. E. of Rosewood (22 mi. W. of Red Bluff), near junction of Cottonwood Road 213 Comment
  CAS-BOT-BC341380  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  UC717971  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi e Rosewood ((22 mi w of Red Bluff), near jct. of Cottonwood road) 213 Comment
  CHSC77733  Lagophylla ramosissima subsp. ramosissima B. Castro; L. P. Janeway 1999-6-3 959 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. In E-trending arm of side-cyn, on bank of creek. 355 Comment
  CHSC65765  Lamium purpureum Vernon H. Oswald; Lowell Ahart 1996-4-8 7330 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes creek near the Sacramento River. 85 Comment
  HSC68178  Lasthenia californica J. P. Smith 1972-3-23 5100 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  SEINET11807868  Lasthenia californica Unknown 1983-1 884 Tehama The Nature Conservancy Vina Plains Preserve, just W of barn 60 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
  JEPS10029  Lasthenia fremontii R. F. Hoover 1937-5-19 2295 Tehama s of Red Bluff; Coyote Creek bridge Comment
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Jul 16 2009
  JEPS10059  Lasthenia fremontii R. F. Hoover 1937-5-19 2251 Tehama near Vina Comment
  RSA585985  Lasthenia fremontii Adree M. Desrochers 1988-4-19 299 Tehama Near Red Bluff. Along Road 36; 1.8 km from intersection 99 and 36. Comment
  SEINET10475349  Lasthenia fremontii Mary Susan Taylor 1975-4-18 Taylor 485 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  CHSC65945  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-23 7426 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Located W of Hog Lake. 262 Comment
  CHSC102241  Lasthenia gracilis L. P. Janeway; B. Castro 2009-4-25 9771 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CDA8130  Lasthenia platycarpha A. C. Browne 1951-3-27 Tehama Highway 99E [later Highway 99], 2 miles south of Vina. 0 Comment
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Jul 19 2009
  CHSC40570  Lasthenia platycarpha Pauleen Broyles 1983-3-25 873 Tehama The Nature Conservancy Vina Plains Preserve. Swale w of a vernal pool. 60 Comment
  CHSC53997  Lasthenia platycarpha Vernon H. Oswald; Lowell Ahart 1991-5-9 4550 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. Ca. 1000 ft southeast of the southeast corner of the large pond at the entrance kiosk. 112 Comment
  CAS-BOT-BC370797  Lasthenia platycarpha John H. Thomas 1884-5-1 s.n. Tehama Red Bluff 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
  SEINET268869  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy. 99W 6 miles south of Corning Comment
  JEPS75788  Lathyrus jepsonii var. californicus Todd and Virginia Keeler-Wolf 1971-7-14 268 Tehama 0.5 mi s Brown Camp; Yolla Bolly Mountains 1280 Comment
  CHSC31106  Layia fremontii W. F. Babb 1980-4-5 3 Tehama In field at 240 McLane Ave., Corning. 100 Comment
  CHSC64340  Layia fremontii Vernon H. Oswald; Lowell Ahart 1995-3-19 6532 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e fence ca. halfway between Inks Creek Rd. and the s tip of the reserve. 207 Comment
  JEPS39112  Layia fremontii W. L. Jepson 1899-4-30 179 f Tehama Red Bluff Comment
  JEPS97465  Layia fremontii Vernon H. Oswald and L. Ahart 1995-3-19 6532 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  HSC85766  Layia fremontii R. Earing, C. Cavanaugh, C. Collins 1987-3-28 31 Tehama 10 mi. E of Red Bluff. Rte. 36, mile marker 51 Comment
  UC894092  Layia platyglossa A. A. Heller 1914-4-29 11331 Tehama 8 mi s of Vina; Pine Creek Comment
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Jul 7 2009
  JEPS116017  Lemna minuta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16341 Tehama In a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9 1493 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
  JEPS122126  Leontodon saxatilis subsp. longirostris Lowell Ahart, John Dittes 2014-5-16 19471 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
  UC1777679  Leontodon saxatilis subsp. longirostris Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Comment
  CDA3778  Lepidium campestre P. Muth 1960-4-25 Tehama South of Cottonwood, Gene Burrill property. 0 Comment
  SEINET10838535  Lepidium campestre David B. Dunn 1971-8-15 Dunn 18157 Tehama 1.5 mi. W. Of lassen park headquarters. Comment
  UCD18750  Lepidium nitidum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 43 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  CHSC64346  Lepidium nitidum var. nitidum Vernon H. Oswald; Lowell Ahart 1995-3-6 6508 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1v mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Slope on the nw side of a drainage sw of Pool 20 (Orcuttia pool). 213 Comment
  UC1873695  Lepidium nitidum var. nitidum Barbara Ertter with James R. Shevock 1993-4-30 11583 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC64515  Lepidium strictum Vernon H. Oswald; Lowell Ahart 1995-4-10 6632 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Manton Rd. and Dales Lake. 213 Comment
  CHSC26634  Leptosiphon bicolor M. P. Hayes 1978-3-28 139 Tehama Found on Mima mounds adjacent Leininger road vernal pools approx. .8 mi e of Highway 99. 40 Comment
  UCD21105  Leptosiphon bicolor Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 281 Tehama Inks Creek Ranch site. Comment
  CHSC64551  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1995-4-3 6577 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 bordering the intermittent stream at the pile of discarded powerline insulators, ne of the northern cluster of pools. 207 Comment
  CHSC86060  Leptosiphon ciliatus Jenny Marr; Joyce Lacey-Rickert, Caroline Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 243 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
  UCD80636  Leptosiphon montanus CNPS SN Foothill Team 2005-5-15 SNNR 0024 Tehama On private property. 277 Comment
  UCD118977  Leptosiphon nuttallii subsp. howellii Thomas W. Nelson; Jane P. Nelson 1983-7-1 7438 Tehama along Forest Service Road 27N12, 0.3 mile from junction with road 27N13. 1676 Comment
  UCD80632  Leptosiphon pygmaeus CNPS SN Foothill Team 2006-5-1 SNNR 1071 Tehama TNC Easement, Leininger Ranch. 500 Comment
  RSA121621  Lesquerella occidentalis G. D. Barbe 1955-7-16 183 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  JEPS13256  Lesquerella occidentalis subsp. occidentalis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5322 Tehama e summit of Mt. Linn (exposed ridge-top of Yolla Bolly Mountain); South Yolla Bolly Mountain 2346 Comment
  CHSC40576  Lessingia nana Pauleen Broyles 1982-7-14 925 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  CHSC66840  Lessingia nana Vernon H. Oswald 1996-8-22 8241 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. On the south bank of the creek ca. 0.3 mi east of the west boundary. 103 Comment
  CHSC95212  Lessingia nemaclada R. D. Fischer 2005-9-10 786 Tehama Sierra Nevada, along county road 27N08 ca. 3 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. 1097 Comment
  RSA795523  Lessingia nemaclada L. P. Janeway 2010-9-12 10213 Tehama High North Coast Ranges. SSE sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  JEPS22702  Lessingia nemaclada Francia Chisaki and Gene B. Newcomb 1958-6-20 1144 Tehama near entrance of cut-off to Inskip Look-out (the cut-off on road leading northward out of Paynes Creek to Inskip Power House, Lassen National Forest); Lassen National Forest Comment
  UCD134094  Lessingia nemaclada Dean W. Taylor 1976-7-7 6032 Tehama Highway 32 in canyon of Deer Creek near Alder Creek campground approximately 7.8 miles west from junction with Highway 89. 1173 Comment
  UC2042872  Leucanthemum vulgare Barbara Ertter 1989-7-4 8696 Tehama 1.4 mi E of Mineral on Highway 36 at Conard Grove LP, upper edge of Battle Creek Meadows along Nanny Creek. Comment
  SEINET10846322  Leucanthemum vulgare David B. Dunn 1971-8-15 Dunn 18167 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  CHSC68825  Lewisia triphylla Vernon Oswald; Lowell Ahart 1997-6-10 8569 Tehama Between Paskenta and Covelo on Forest Road 23N60 to Anthony Peak Lookout, 0.8 mi northwest of its junction with 24N02 near Wells Cabin Campground. 2005 Comment
  JEPS118012  Lilaea scilloides Lowell Ahart, John Dittes 2011-6-9 17450 Tehama Rio De Los Molinos Land Grant. On the bottom of small drainages and vernal pools, about 30 yards west of the 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
  SEINET11764716  Lilaea scilloides Unknown 1982-1 585 Tehama The Nature Conservancy Vina Plains Preserve, margin of Sheep Camp Ditch 66 Comment
  CHSC68975  Lilium pardalinum subsp. pardalinum Vernon Oswald; Lowell Ahart 1997-7-7 8708 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  SBBG1034  Lilium pardalinum subsp. pardalinum H. and M. Dearing 1938-6-21 2064 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC61446  Lilium pardalinum subsp. shastense Vernon H. Oswald; Lowell Ahart 1993-8-11 5790 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CAS-BOT-BC133040  Lilium washingtonianum subsp. washingtonianum Mrs. H. C. Cantelow 1938-7-5 2423 Tehama About 5 mi. s.w. Jct. 32-89 nr. Deer Creek Comment
  OBI78271  Limnanthes alba Robert F. Hoover 1937-5-19 2294 Tehama Coyote Crk bridge, S of Red Bluff Comment
  HSC85777  Limnanthes douglasii Bobbi Schnell, Andrea Begnoche, Leonel Arguello 1987-3-27 19 Tehama Rte. 36, 10 mi. E of Red Bluff, 50 yds. off left side of road at the edge of water Comment
  CHSC88546  Limnanthes douglasii subsp. nivea Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. 259 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
  CHSC87420  Limnanthes douglasii subsp. rosea R. D. Fischer; Jenny Marr 2004-3-13 110 Tehama ScV, north of Chico off Hwy 99, east on Lassen Road. Site area south side Lassen Road as it crosses Singer Creek, west side of creek. In vernal pool in meadow adjacent to creek. 45 Comment
  JEPS113125  Limnanthes douglasii subsp. rosea Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13607 Tehama E of the poor dirt road, on the N side of a large vernal pool, about 4 1/2 mi (air) NE of the intersection of Hwy 99 East and Vina Road, about 6 1/2 mi (air) SE of Los Molinos. 131 Comment
  JEPS19614  Limnanthes douglasii subsp. rosea W. L. Jepson 1899-4-27 13549 Tehama Wimmeshaw; a tributary of Cottonwood River Comment
  UC726857  Limnanthes douglasii subsp. rosea A. A. Heller 1941-4-27 16080 Tehama edge of winter lakelet n State Highway #36 (in volcanic uplands e of Red Bluff) Comment
  CHSC28727  Limnanthes floccosa subsp. floccosa Robert A. Schlising 1979-4-1 3350 Tehama In fields between Zimmershed and Pine Creeks, just north of Butte County line. In pools. Comment
  JEPS47350  Limnanthes striata L. R. Heckard and Robert Ornduff 1966-4-29 1507 Tehama just se Beegum (along road to Red Bluff) Comment
  CHSC54020  Limosella acaulis Vernon H. Oswald; Lowell Ahart 1991-5-9 4574 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  UC980575  Linanthus bolanderi Milo S. Baker 1953-4-26 12540 Tehama 5 mi w Paskenta (along road of Crane Lumber Co., at an elevation slightly higher than at Paskenta) Comment
  UC589698  Linanthus dichotomus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta - Covelo road) Comment
  CHSC26680  Linanthus pungens M. S. Taylor 1977-8-17 1477 Tehama Ca. 1/2 mi n of Old Humboldt Rd, ca. 2 mi e of its jct with Scotts John Rd, n of Jonesville. 1981 Comment
  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
  JEPS117348  Linum bienne Lowell Ahart, John Dittes 2010-7-17 16875 Tehama Near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  CHSC64370  Lithophragma bolanderi Vernon H. Oswald; Lowell Ahart 1995-3-19 6538 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the s rim of the basalt ridge in the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  CHSC88850  Lithophragma parviflorum A. Peterson 2003-4-17 38 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  JEPS88468  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald and Lowell Ahart 1996-4-23 7434 Tehama BLM parcel along Hwy 36 ne of Red Bluff (n-facing slope of Paynes Creek Canyon near the power line and n end of Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 167 Comment
  JEPS94346  Lithospermum californicum Vernon H. Oswald and Lowell Ahart 1997-5-14 8423 Tehama 1.1 mi sw at a low-water crossing of the North Fork Antelope Creek (4.9 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29)); Ponderosa Way 1030 Comment
  UCD119495  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Tehama County, 1.5 miles south of Paynes Creek. 548 Comment
  UCD36246  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Tehama County, 1.5 miles south of Paynes Creek. 548 Comment
  UCR119005  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Red Bluff Area., 1.5 miles south of Paynes Creek. 549 Comment
  UCD119499  Lithospermum californicum Dean W. Taylor 1976-7-7 6025 Tehama Highway 32 in canyon of Deer Cr. Near Alder Cr. Campground approx. 7.8 miles west from jct. with Highway 89. 1173 Comment
  UCSB13402  Lithospermum californicum Dearing, Hugh; Dearing, Margaret 1938-6-24 Tehama 5 miles east of Mineral Comment
  JEPS103262  Logfia filaginoides Lowell Ahart 2002-4-27 9542 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC79089  Lomatium caruifolium var. denticulatum B. Castro; L. P. Janeway 2000-4-5 1049 Tehama Vicinity of Orland, in 'hummocky' rolling hills adjacent to Rice Creek. 118 Comment
  JEPS16100  Lomatium caruifolium var. denticulatum W. L. Jepson 16359 Tehama rubble field n.e. of about 3 mi. in air line Red Bluff 137 Comment
  UC1609191  Lomatium ciliolatum var. ciliolatum Vernon H. Oswald and Lowell Ahart 1993-9-2 5914 Tehama ca. 20 mi. (air) n.w. Paskenta (ridge running e. from Mt. Linn, n. side of ridge, S. Yolla Bolly Mt.); S. Yolla Bolly Mt. 2438 Comment
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Feb 14 2007
  UC2042817  Lomatium dasycarpum subsp. tomentosum Barbara Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  UC1440334  Lomatium marginatum var. marginatum Bert G. Brehm 1968-4-7 2920 Tehama about 23 mi SW of Red Bluff (2.7 mi W on Colyear Road past junction with Mountain Road; Site 13) Comment
  CHSC96615  Lomatium utriculatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13614 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
  UC1949245  Lomatium utriculatum Barbara Ertter 1991-5-18 9861 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; NE-facing slope above steep draw Comment
  RSA21494  Lomatium vaginatum C. B. Wolf 1937-5-15 8676 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  CAS-BOT-BC241430  Lonicera involucrata var. involucrata Alice Eastwood; John Thomas Howell 1941-7-9 9827 Tehama Near Government Flat Comment
  SEINET2062204 Image available Lotus corniculatus Marc Mittleman 1980-8-1 100 Tehama Along Deer Creek, 3.9 miles SW of jct 36 on rte 32. 50 Comment
  CDA16177  Lotus humistratus G. F. Hrusa, J. Hart 1999-4-29 15030 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  HSC39993  Lotus humistratus J. P. Smith, J. O. Sawyer 1971-5-22 4636 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  JEPS65139  Lotus humistratus Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC54367  Lotus oblongifolius var. oblongifolius H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4345 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS106051  Lotus purshianus var. purshianus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11208 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
  CHSC105947  Ludwigia palustris Lowell Ahart; John Dittes 2010-7-17 16847 Tehama Bare strand of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC59185  Ludwigia palustris Vernon H. Oswald 1992-9-9 5203 Tehama Lassen Volcanic National Park. Ca. 0.4 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. 2042 Comment
  JEPS88140  Ludwigia palustris Vernon H. Oswald and Lowell Ahart 1996-7-8 7967 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on flood plain of Paynes Creek e. of the mouth of intermittent stream crossing the n.e. corner of the parcel); Cascade Range Foothills 158 Comment
  JEPS85695  Lupinus affinis Virginia Bailey 1938-4-16 Tehama 5 mi W of Paskenta ( on Paskenta-Covelo road) Comment
  HSC82160  Lupinus andersonii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4924 Tehama Wells Creek Campground 1280 Comment
  JEPS64956  Lupinus arbustus Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  SEINET5558510  Lupinus arbustus H. S. Gentry, S. Koch 1962-1 19780 Tehama 22 mi. south of junction of Routes 32 and 89. 1066 Comment
  JEPS65369  Lupinus bicolor Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  UC15992  Lupinus bicolor Harvey C. Stiles 1901-4-6 Tehama Corning Comment
  CDA14468  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4201 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  RSA296820  Lupinus bicolor subsp. bicolor V. Bailey 1938-4-16 s.n. Tehama Paskenta (6 mi. w. of) on Paskenta Covelo Road. Comment
  CHSC96661  Lupinus bicolor var. tridentatus Lowell Ahart 2007-5-8 13735 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CAS-BOT-BC8324  Lupinus formosus var. robustus Amos Arthur Heller 1940-5-1 15572 Tehama Cone Ranch, along US Hwy 99E, several miles E of Red Bluff Comment
  LA47662  Lupinus latifolius J. M. Tucker; 1959-7-19 3575 Tehama South Yolla Bolly Mountain, above Square Lake, upper S side of mountain 2118 Comment
  RSA158046  Lupinus latifolius subsp. longipes J. M. Tucker 1959-7-19 3575 Tehama Upper (south) side of South Yolla Bolly Mountain. 2119 Comment
  CHSC88583  Lupinus lepidus var. lobbii L. P. Janeway 2001-6-10 7140 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  JEPS108884  Lupinus lepidus var. sellulus Lowell Ahart 2006-7-19 13032 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  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
  CHSC78842  Lupinus microcarpus var. densiflorus Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CDA15863  Lupinus nanus G. F. Hrusa, J. Hart 2000-4-8 15310 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  UCD21111  Lupinus nanus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 287 Tehama Inks Creek Ranch site. Comment
  CHSC40828  Lupinus nanus var. apricus Pauleen Broyles 1983-3-25 863 Tehama The Naure Conservancy Vina Plains Preserve. On rise to e of large vernal pool in central pasture. 66 Comment
  CHSC75270  Lupinus nanus var. latifolius Vernon H. Oswald; Lowell Ahart 1999-4-21 9703 Tehama High Trestle-McClure Place Trail starting on Hog Back Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  NY15960  Lupinus navicularis A. A. Heller 1940-5-1 15572 Tehama On the Cone Ranch eas of Red Bluff, along U. S. Highway #99E. Comment
  CHSC65732  Lupinus polycarpus Vernon H. Oswald; Lowell Ahart 1996-4-3 7279 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Common in grassy upland on the N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  UCR130066  Lupinus polyphyllus subsp. polyphyllus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6908 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
  CHSC102883  Luzula cascadensis Peter F. Zika 2008-7-14 23904 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  RSA0058985  Luzula cascadensis Peter F. Zika 2012-7-14 25984 Tehama Cold Fork Trail, c. 1 mile S of Rat Trap Gap, 2 air miles SE of North Yolla Bolla Lake, Yolla Bolly Mountains. 612 Comment
  UC1019533  Luzula cascadensis Louise Kellogg 1952-7-11 20 Tehama Mendocino National Forest. Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2133 Comment
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Jun 21 2009
  CHSC96741  Lycium barbarum L. P. Janeway 2007-4-24 8999 Tehama Sacramento Valley. Along north side of Aramayo Way about half way between Hwy 99 (Los Molinos) and Sacramento River (town of Tehama); 860 m west of Hwy 99. Growing along 15 m right-of-way fence line and 8 m into adjacent weedy annual grassland field. 64 Comment
  CHSC66568  Lycopus americanus Vernon H. Oswald; Lowell Ahart 1996-7-8 7985 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 E of Red Bluff. Growing on the edge of Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  SBBG125936  Lycopus americanus L. Ahart with J. Dittes 2010-10-4 17282 Tehama Toomes Crk at Tehama-Vina Rd crossing, 1,2 mi E of the Sacramento River, 3 mi NW of Vina 57 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
  CHSC87148  Lythrum hyssopifolia Jenny Marr; Natalie Wight 1998-7-14 Tehama Vicinity of upper-most North Fork Stony Creek and Newville Road (Garland Road). Vernal pools. 213 Comment
  CHSC77601  Lythrum tribracteatum B. Castro; H. West 1999-6-1 944 Tehama About 21 air miles W of Orland, vicinity of Newville, Salt Creek and N. Fk Stony Creek. 201 Comment
  CHSC90434  Madia elegans Niall McCarten; Roxanne Bittman 1986-6-14 5319 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct of Rd 25N41 and 25N32. 1371 Comment
  UC54071  Madia elegans H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4400 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1066 Comment
  JEPS127114  Madia elegans subsp. elegans Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21357 Tehama About 100 yards south of Highway 89. Comment
  CHSC86797  Madia elegans subsp. vernalis Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Bed Bank Creek and Sunflower Gulch. 289 Comment
  CHSC90697  Madia elegans subsp. vernalis D. Isle 1995-5-2 1041 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. Mud Flat Road about 1/2 mile below Mud Flat, on north edge of road. 621 Comment
  CHSC78811  Madia exigua Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC102698  Madia glomerata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16308 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  UC830874  Madia glomerata Alice Eastwood Aug 22 1912-Aug 26 1912 1801 Tehama Morgans Springs Lassen Butte region Comment
  CDA18418  Madia gracilis G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2667 Tehama Sacramento Valley; On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. 243 Comment
  CHSC64951  Madia gracilis Vernon H. Oswald; Lowell Ahart 1995-7-12 7061 Tehama High North Coast Ranges. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina. Roadside. 1203 Comment
  UCD134324  Madia gracilis R. Tofsrud 1949-6-1 s.n. Tehama Diamond Range Burn Plot; Highway 36 about 20 miles west of Red Bluff. Comment
  CHSC88513  Malacothamnus fremontii Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CAS-BOT-BC345389  Malacothrix clevelandii Milo S. Baker; H. K. Wagnon 1953-5-10 12644 Tehama Logging rd 5 to 7 mi. West of Paskenta. West Tehama County Comment
  JEPS3723  Malacothrix clevelandii Milo S. Baker 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta Comment
  UC998332  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta (w Tehama County) Comment
  CHSC101992  Malacothrix floccifera J. Lacey 1982-4-13 296 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC68575  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1997-5-14 8428 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  UC2027197  Malacothrix floccifera Anthony Baniaga 2011-7-23 457 Tehama Lassen National Forest. On decomissioned 27N02, before it forks to spurs. Onion Butte quadrangle Comment
  CHSC115230  Malva nicaeensis B. Castro; R. Carter, J. Boyt, B. Humphrey, A Groom 2015-4-27 2039 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.1 air mi NW of its confluence with the Sacramento River and 1.15 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. At inside edge of pronounced bend in channel. 680 Comment
  CHSC68952  Marrubium vulgare Vernon Oswald; Lowell Ahart 1997-7-7 8681 Tehama Lookout on Tomhead near the northwest corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  CHSC116172  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2015-6-22 20248 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC65278  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1995-6-13 6850 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. 219 Comment
  CHSC66103  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-4-29 7500 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. On the northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve (Collected ca. 0.3 mi E of the W boundary). 102 Comment
  JEPS118095  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2011-6-9 17430 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
  CHSC64619  Medicago polymorpha Vernon Oswald; Lowell Ahart 1995-4-17 6660 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally common in gravel on the edge of Inks Creek Rd. near the w boundary of the reserve. 213 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
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC80721  Melica aristata Lowell Ahart 2001-6-16 8872 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  UCD80568  Melica aristata CNPS SN Foothill Team 2005-7-1 SNNR 0492 f Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  CAS-BOT-BC269527  Melica californica Doris Kildale Gillespie 1930-5-14 9399 Tehama Between Mineral and Paynes Creek Comment
  CHSC66520  Melica californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7568 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  JEPS88296  Melica californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7568 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 188 Comment
  SEINET10860813  Melica californica A. Arthur Heller 1916-4-20 Heller 12338 Tehama Blue oak belt 3 miles north of Redding on grassy hills, Toxicodendron the prevalent shrub. Comment
  JEPS95076  Melica geyeri Vernon Oswald and Lowell Ahart 1997-6-10 8554 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat Campgrounds Covelo; between Paskenta and Covelo on M2 1737 Comment
  JEPS76661  Melica harfordii L. R. Heckard 1972-6-17 2963 Tehama nw side Tedoc Mt. (along new road around w side of mountain) 1280 Comment
  UCD87363  Melica harfordii Milo S. Baker 1941-7-3 10029 Tehama Plaskett Meadows. Comment
  CAS-BOT-BC281034  Melica stricta G. L. Stebbins 1972-6-18 8095 Tehama Wells Creek, S of Mt Tedoc 792 Comment
  UC1025132  Melica stricta Douglas Barbe 1955-7-16 169 Tehama East Ridge leading to summit South Yolla Bolly (w Tehama County) Comment
  SEINET198097 Image available Melica stricta var. stricta L. Kellogg 1952-7-15 51 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge Directly S of South Yolla Bolly Mt. 2134 Comment
  CHSC70924  Melica torreyana Vernon Oswald; Lowell Ahart 1998-4-21 8936 Tehama Inner North Coast Ranges. Nomalaki Trail near Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). 548 Comment
  CHSC87146  Melica torreyana Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Along stream bank. 289 Comment
  JEPS63467  Mentha canadensis Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  CHSC105948  Mentha pulegium Lowell Ahart; John Dittes 2010-7-17 16849 Tehama Above the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC60365  Mentzelia dispersa Mary Ann Showers 1992-6-26 2584 Tehama Lassen Volcanic National Park. Rocky talus slopes and ecotone to mixed conifer forest, canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  UC1001345  Mentzelia dispersa Louise Kellogg 1952-7-18 94 Tehama directly south South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge.); Mendocino National Forest, North Coast Ranges 2133 Comment
  HSC39190  Mentzelia dispersa Gary S. Lester, Judith G. Dickson 1973-6-30 39 Tehama Yolla Bolly Wilderness Area, N Yolly Bolly Lake. 1982 Comment
  UC1023447  Mentzelia dispersa Milo S. Baker and H. K. Wagnon 1953-7-12 12825 Tehama 1.3 m above Whitlock camp (in open forest) 1341 Comment
  CHSC117704  Mentzelia laevicaulis Lowell Ahart; John Dittes 2016-8-24 21265 Tehama About 60 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CAS-BOT-BC428684  Micranthes bryophora George W. Gillett 1957-8-13 1052 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. Near trail and 1/4-mile above Sulphur Works Checking Station. 2072 Comment
  CHSC67442  Micranthes integrifolia James D. Jokerst 1981-2-23 1252 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Along Zimmershed Creek located N of Pine Creek. Comment
  RSA0096879  Microcala quadrangularis Elmer I. Applegate 1928-4-25 5386 Tehama Between Orland and Croning. Comment
  CHSC88948  Micropus amphibolus A. Peterson 2003-4-19 60 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. Near shore of stock pond. Comment
  CHSC59693  Micropus californicus Thomas J. Hart 1984-3-24 11 Tehama Ca. 50 m e of the intersection of Lincoln Ave. and Tehama Vina Road, Los Molinos. 72 Comment
  SEINET3402319  Micropus californicus R. W. Spellenberg, N. Zucker 2011-4-20 14283 Tehama Along CA Hwy. 99 ca. 26 air km NW of Chico, edge of Vina Plains Reserve, 100 m S of Rowles Rd. 65 Comment
  CHSC40578  Micropus californicus var. californicus Pauleen Broyles 1983-4-14 885 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CDA15857  Microseris douglasii G. F. Hrusa, J. Hart 2000-4-8 15302 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  UC1949315  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  JEPS15234  Microseris douglasii subsp. douglasii Rimo Bacigalupi with G. T. Robbins and Francia Chisaki 1956-4-18 5598 Tehama bank along US Hwy 99-E 1.5 mi n Butte County line 67 Comment
  CHSC116684  Microsteris gracilis Lowell Ahart; John Dittes 2016-4-29 20805 Tehama On the east side of the trail, about 100 yards south of the fish laddder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC66312  Mimetanthe pilosa Vernon H. Oswald 1996-7-4 7748 Tehama Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. 146 Comment
  JEPS10477  Mimulus arvensis Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CDA41669  Mimulus bicolor S. E. Schoenig 1998-7-5 98 -75 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  JEPS110133  Mimulus breweri Lowell Ahart 2006-7-19 13035 Tehama West edge of an open flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC1239034  Mimulus breweri Freed W. Hoffman 1947-6-23 1677 Tehama Government Flat North Coast Ranges 796 Comment
  RSA93022  Mimulus breweri Milo S. Baker, H. K. Wagnon 1954-7-10 12965 Tehama Near county Rd 6.1 mi above Whittlock 1829 Comment
  HSC75044  Mimulus cardinalis J. P. Smith, Thomas W. Nelson 1978-7-22 10047 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  RSA31630  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama Along Deer Creek between the first westerly crossing on the Deer Creek Road and Deer Creek Meadows. Comment
  UCD167266  Mimulus douglasii John Gibson 2016-3-25 1 Tehama Pettyjohn Rd about one mile east of junction with road to Saddle Camp. About 34 miles west of Red Bluff. From Red Bluff, take Reeds Creek Rd west for 18 miles. Then left onto Pettyjohn Rd. Continue 16 mi.on Pettyjohn Rd to location. Comment
  JEPS97231  Mimulus floribundus Vernon H. Oswald and L. Ahart 1995-4-25 6689 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  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
  UC1731083  Mimulus glaucescens Dean W. Taylor 1997-6-6 16029 Tehama Pine Creek; at the 1860 ft contour, 566 Comment
  CHSC118427  Mimulus glaucescens Tim Kask 2016-5-3 268 Tehama Antelope Cr. Drainage, McClure Tr. 10T 0599255 / 4457774 Comment
  SEINET12334050  Mimulus glaucescens Unknown 1974-1 35 Tehama Mill/Deer Creek Study area, 200 yds N of Ponderosa Way on E side of Beaver Creek Crossing 732 Comment
  SEINET12319562  Mimulus guttatus Unknown 1980-1 31 Tehama Ponderosa Way 2.2 mi N of Deer Creek 705 Comment
  UCD122709  Mimulus guttatus J. M. Tucker 1959-7-19 3564 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  UC1778590  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama NW sandy roadside bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  RSA755547  Mimulus layneae Barbara J. Ertter, Brad Olson 1991-7-5 10337 Tehama Raglin Ridge Road 4.4 miles from North Fork Elder Cr crossing, ca 25 air miles southwest of Red Bluff 1067 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
  JEPS10994  Mimulus lewisii Jos. Grinnell 1928-7-4 Tehama near Mineral; Martin Creek 1524 Comment
  JEPS106014  Mimulus microphyllus Lowell Ahart 2004-6-28 11126 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS123434  Mimulus moschatus Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -097 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, head of Beegum Basin. Comment
  JEPS17602  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5332 Tehama South Yollo Bolly Mountain 2270 Comment
  JEPS17626  Mimulus nanus var. nanus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5334 Tehama 3/4 mi e and above Somerset Meadow (1.2 mi below and s of Ovenlid); High North Coast Ranges 1889 Comment
  UC1239043  Mimulus nanus var. nanus Freed W. Hoffman 1947-6-23 1596 Tehama Government Flat North Coast Ranges 1772 Comment
  UC195466  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s of Vina; Pine Creek Comment
  UC886227  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s Vina; Pine Creek Comment
  RSA107437  Mimulus pilosus L. S. Rose 1955-6-12 55069 Tehama Flood bed and sandbars of Dibble Creek 1.5 mi. N of Red Bluff 91 Comment
  UC625477  Mimulus primuloides Frank W. Gould 1938-6-26 467 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  JEPS126587  Mimulus pulsiferae Lowell Ahart, John Dittes 2016-6-22 21040 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
  JEPS97277  Mimulus torreyi Lowell Ahart 1995-10-3 7658 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. Comment
  POM193499  Mimulus torreyi J. B. Feudge 1929-7-18 2004 Tehama Sierra Nevada Mtns.; Mineral. 2134 Comment
  UC1557994  Mimulus torreyi Barbara Ertter 1989-5-3 8439 Tehama Deer Creek Rd (Rt 32) at milepost 12.00 (e side of creek 20 air mi sw of Chester); Deer Creek 975 Comment
  UCD104399  Mimulus torreyi Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6862 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CDA41816  Mimulus torreyi L. Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  POM252818  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama Along Hwy #36 near Deer Creek Lodge. 1463 Comment
  UC725382  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama along State Hwy 89 a short distance w Plumas County line 1463 Comment
  RSA704007  Minuartia californica Daphne K. Christopher, Hannah Stevens, M. Bibbo 2003-4-20 218 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC68697  Minuartia douglasii Vernon H. Oswald 1997-5-14 8457 Tehama Between Mill and Deer creeds on Ponderosa Way (Forest Rd. 28N29) at Moak Trailhead. On the east side of the road. 1121 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
  CHSC85297  Minuartia nuttallii subsp. gregaria John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 786 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  UC1245158  Minuartia nuttallii subsp. gregaria J. M. Tucker and L. K. Mann 1959-7-19 3558 Tehama South Yolla Bolly Mountain; se side 2255 Comment
  HSC70004  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1978-7-22 4451 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  UC1299500  Minuartia rosei Freed W. Hoffman 1950-7-2 3706 Tehama junction of Round Bottom Mine Road and Regan Meadow Road (2.6 mi w of Regan Meadow); North Coast Ranges Comment
Read comments
Sep 12 2011
  JEPS75780  Mitella diversifolia Todd and Virginia Keeler-Wolf 1971-7-15 286 Tehama near junction of Rock Creek and North Fork of Middle Eel River; Yolla Bolly Mountains 1310 Comment
  JEPS94985 Image available Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  CHSC40492  Mollugo verticillata Pauleen Broyles 1982-6-10 714 Tehama The Nature Conservancy Vina Plains Preserve. N edge of large vernal pool. 60 Comment
  JEPS124399  Mollugo verticillata Lowell Ahart, John Dittes 2015-6-22 20252 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CAS-BOT-BC435057  Mollugo verticillata Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  CHSC117163  Monardella breweri subsp. lanceolata Lowell Ahart; John Dittes 2016-6-22 21027 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  UCR280846  Monardella breweri subsp. lanceolata Lowell Ahart, John Dittes 2016-6-22 21027 Tehama c. 0.5 mile southwest of the fish ladder on Deer Creek, c. 0.6 air mile northeast of USFS Road 27N08 Bridge over Deer Creek, c. 2.5 miles by trail to Hwy 32 947 Comment
  CAS-BOT-BC215506  Monardella odoratissima Mrs. H. C. Cantelow 1938-7-5 s.n. Tehama On Deer Creek Road, s.w. of Chester , and 5.3 miles s.w. of junction of Highway 32 with Highway 89 1280 Comment
  RSA201217  Monardella odoratissima Hans Leschke 1960-8-5 1678 Tehama Between Summit Lake and Bear Lakes, Lassen Volcanic National Park 2134 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
  CHSC76520  Monardella sheltonii Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 292 Comment
  HSC14279  Monardella villosa Larry Berti 1968-7-20 Tehama 5 mi. N of Dales Station Comment
  JEPS62417  Monardella villosa subsp. villosa W. L. Jepson 1938-6-10 18983 Tehama Jelley's Ferry Sacramento River 121 Comment
  JEPS34935  Monolopia major W. L. Jepson 1899-4-27 21025 Tehama Salt Creek Salt Creek (a tributary of the Cottonwood) Comment
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Feb 9 2019
  JEPS43342  Montia chamissoi Jos. Grinnell 1927-6-1 Tehama Mineral, w edge Battle Creek Meadows Battle Creek Meadows; Mineral, Battle Creek Meadows 1463 Comment
  JEPS95759  Montia fontana Vernon H. Oswald and L. Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA90815  Montia fontana Milo S. Baker, H. K. Wagnon 1953-7-12 12878 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
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Jul 29 2009
  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
  CHSC88235  Muhlenbergia filiformis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11190 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS96709  Muhlenbergia filiformis Dean W. Taylor 1997-7-24 16161 Tehama Dry Lake; Lassen National Forest 1813 Comment
  OBI72078  Muhlenbergia filiformis Barbara Ertter, Brad Olson 1991-7-6 10415 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning, T24N R8W sec 10 SENE 1890 Comment
  UC1146657  Muhlenbergia filiformis Freed W. Hoffman 1947-6-23 1681 A Tehama Government Flat North Coast Ranges (w Tehama Co.) 796 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
  JEPS97501  Myosurus apetalus Vernon H. Oswald and Lowell Ahart 1995-4-10 6630 Tehama 1 mi N of Dales Station (W side of Manton Rd., 14 mi NE of Red Bluff); Dales Lake Ecological reserve, Cascade Range foothils 213 Comment
  CHSC57826  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi E (odometer) of Hwy. 99, ca. 10 mi (air) E of Red Bluff. Roadside. 289 Comment
  CHSC70901  Myosurus minimus Vernon Oswald; Lowell Ahart 1998-4-27 8956 Tehama Cannon Rd. 0.6 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  UCD21106  Myosurus minimus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 282 Tehama Inks Creek Ranch site. Pool # INK207, UTMs 10T0579010; 4466394. Comment
  CHSC79349  Myosurus minimus subsp. minimus B. Castro; C. Warren 2000-4-13 1072 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 Comment
  RSA93463  Nassella cernua Keith Wagnon 1953-5-9 12594 Tehama Logging road west of Paskenta in foothills at 6 mi post above the road Comment
  CHSC116926  Nassella pulchra J. P. Bergmann 2011-4-26 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  CHSC78962  Nassella pulchra Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  UCSB63933  Nasturtium officinale Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R3W NW1/4 Sw1/4 Sect.13; Cascade Range Foothills; along Payness Creek at this location 124 Comment
  UCD40982  Navarretia B. Crampton 1954-6-15 1958 Tehama Along the road 1 mi. east of Paskenta, on gravelly ridge above Thomes Creek. 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
  SBBG25918  Navarretia capillaris D. Myrick 1966-8-6 1463 Tehama South Yolla Bolly Mtn 2133 Comment
  UC1025117  Navarretia divaricata Douglas Barbe 1955-7-17 215 Tehama Cold Spring Camp 1889 Comment
  UC980576  Navarretia divaricata Milo S. Baker and H. K. Wagnon 1953-7-11 12830 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  UC1606319  Navarretia divaricata subsp. divaricata Barbara Ertter with James R. Shevock 1992-6-14 11217 Tehama 13 air mi ssw Mineral (Ponderosa Way w of junction with Lassen Trail, s of Mill Creek) 1066 Comment
  CHSC106842  Navarretia filicaulis Barbara Ertter; James R. Shevock 1992-6-14 11201 Tehama Mill Creek Rim on N side Mill Creek, Ponderosa Way 3.6 miles N of Mill Creek Crossing, ca 13 airmiles SW of Mineral. 1066 Comment
  CAS-BOT-BC230314  Navarretia heterandra Philip A. Munz 1949-5-14 13202 Tehama 7 miles S of Corning Comment
  JEPS97271  Navarretia heterandra Vernon H. Oswald and L. Ahart 1995-5-16 6725 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  UCD36229  Navarretia heterandra Beecher Crampton 1953-4-29 1154 Tehama Tehama County, 6 miles south of Dales, along Route 36. Comment
  LA88477  Navarretia intertexta O. H. Kappler; 1949-7-27 2026 Tehama Lassen National Park, Bluff Falls Camp 1950 Comment
  CHSC115604  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2015-8-5 20450 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS104041  Navarretia intertexta subsp. intertexta Lowell Ahart 2003-6-11 10250 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
  JEPS70410  Navarretia intertexta subsp. propinqua Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  CHSC44220  Navarretia leptalea Vernon Oswald 1988-6-27 3532 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. On the edge of a meadow. 2133 Comment
  SJSU11625  Navarretia leptalea subsp. leptalea J. W. Tilden 1960-6-26 1486 Tehama by Wilson L 1524 Comment
  UC54538  Navarretia leptalea subsp. leptalea H. M. Hall and E. B. Babcock July 1-2, 1903 4388 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  CHSC41026  Navarretia leucocephala Pauleen Broyles 1982-4-15 418 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UC1950115  Navarretia leucocephala subsp. bakeri Barbara Ertter with Brad Olson 1993-5-15 11825 Tehama BLM land; south of road; Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff Comment
  JEPS122039  Navarretia leucocephala subsp. leucocephala Lowell Ahart, John Dittes 2014-5-16 19496 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
  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
  UC1026715  Navarretia linearifolia subsp. pinnatisecta Douglas Barbe 1955-7-17 212 Tehama Cold Spring Camp Klamath Mountains, Mendocino Nat. Forest (Mendocino Nat. Forest, Klamath Mountains, w Tehama County) 1889 Comment
  UC703021  Navarretia linearifolia subsp. pinnatisecta Alice Eastwood, John Thomas Howell 1941-7-9 9813 Tehama Government Flat Comment
  CHSC72410  Navarretia mellita Vernon H. Oswald; Lowell Ahart 1998-10-27 9686 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. between China Gulch and Bowers Creek. Along the trail. 548 Comment
  CHSC41028  Navarretia pubescens Pauleen Broyles 1982-5-10 565 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s 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
  CHSC77774  Navarretia pubescens B. Castro; L. P. Janeway 1999-6-9 963 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks. 265 Comment
  RSA765679  Navarretia pubescens Barbara Ertter, Brad Olson 1991-7-5 10292 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff. 213 Comment
  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
  JEPS70486  Navarretia tagetina W. L. Jepson 1927-6-25 12351 Tehama Pine Creek road station 60 Comment
  UC1607544  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  RSA424700B  Navarretia tagetina Aaron Liston, M. A. Blumler 1987-4-24 657 -2 Tehama Highway 32, 2 miles east of Chico Comment
  CHSC80053  Navarretia viscidula L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6781 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  CHSC84261  Navarretia viscidula Lowell Ahart; John Dittes 2003-6-11 10252 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
  JEPS104468  Navarretia viscidula Lowell Ahart 2003-6-11 10252 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  UCD80646  Navarretia viscidula CNPS SN Foothill Team 2005-5-26 SNFN 0328 b Tehama BLM, Hog Lake/Paynes Creek, off Spring Road in the BLM's Battle Creek Recreation Area; plot is located north across the road from a target shooting area. 195 Comment
  UC1299597  Navarretia viscidula Freed W. Hoffman 1948-7-1 2469 Tehama 24.5 mi w Red Bluff (Red Bluff to Saddleback Camp road) Comment
  UC998342  Navarretia viscidula Milo S. Baker and H. K. Wagnon 1953-6-20 12741 Tehama 1.7 mi e Flournoy (on Corning-Paskenta rd, w Tehama County) Comment
  CDA20546  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 2 of 2. 0 Comment
  SEINET10464810  Nemacladus capillaris Alice Eastwood, John Thomas Howell Eastwood 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1023437  Nemophila heterophylla Milo S. Baker 1953-4-25 12528 Tehama along Crane Co. lumber rd. about 2 mi w Paskenta; w of Paskenta Comment
  RSA537457  Nemophila heterophylla Barbara Ertter 1989-5-3 8440 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester. 976 Comment
  CHSC56643  Nemophila menziesii Kate A. Hanson 1977-3-31 Tehama Ca 1km east of Newville Road, ca 0.8 km north of junction of Round Valley Road and Newville Road; ca 40 km west-northwest of Corning. 300 Comment
  JEPS1483  Nemophila menziesii Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  JEPS1918  Nemophila menziesii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  JEPS1939  Nemophila pedunculata Joseph Grinnell 1927-5-16 Tehama Battle Creek Meadows 1219 Comment
  RSA76015  Nemophila pedunculata Lincoln Constance, J. H. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  POM249002  Nemophila pedunculata Lincoln Constance, J. L. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  RSA718167  Nemophila spatulata L. 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. 1519 Comment
  UC766873  Nicotiana quadrivalvis R. F. Hoover 1938-8-2 3726 Tehama 6 mi e Newville Comment
  CHSC82303  Nuttallanthus canadensis Lowell Ahart 2002-4-27 9553 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
  JEPS103387  Nuttallanthus texanus Lowell Ahart 2002-4-27 9553 Tehama 10 yds NW of the cattle guard, NW of where road is wide enough to park, W side of dirt road that leads to tower, E of Road M2, 8 mi W of Paskenta 609 Comment
  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
  SEINET3887711  Odontostomum hartwegii Daphne K. Christopher, Hannah I. Stevens 2003-4-19 214 Tehama Dye Creek Nature Preserve. Antelope Creek Trail.; 0 130 Comment
  UC1004187  Odontostomum hartwegii W. A. Weber and Lewis S. Rose 1953-5-23 8465 Tehama 2 mi. s. Cottonwood 121 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
  UC1606389  Oenanthe sarmentosa Barbara Ertter with James R. Shevock 1992-6-14 11122 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (twon). 304 Comment
  CHSC52885  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-3 829 Tehama Central Valley. Vina Plains, 0.2 miles N of the Tehama-Butte county line and 1.9 miles SSW of the intersection of Highway 99 and Rowles Road. Vernal pool. 57 Comment
  CHSC52889  Orcuttia pilosa R. D. Stone 1986-8-22 797 Tehama Central Valley. Vina Plains, 0.7 miles E of Leininger Road and 1.3 miles NE of its intersection with Highway 99. Vernal pool. 74 Comment
  CHSC52892  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Central Valley. Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  UCD21122  Orcuttia pilosa Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 297 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584456; 4416102. Comment
  UCD88246  Orcuttia pilosa F. T. Griggs 1973-8-7 s.n. Tehama 16 miles north of Chico, 100 meters south of Lassen Road, approx. 0.5 mile east of Hwy. 99. Comment
  SEINET4080571  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CAS-BOT-BC254350  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, State Highway 36, 10.8 miles NE of Red Bluff Comment
  CHSC41058  Orcuttia tenuis Pauleen Broyles 1982-5-17 615 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool just s of Lassen Road in e pasture. 68 Comment
  CHSC45704  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 843 Tehama Central Valley. 1.5 miles NNE of Dales and 0.25 miles E of Manton Road (County Rd. A-6) ca. 15 miles NE of Red Bluff. Vernal pool. 210 Comment
  CHSC45789  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-18 759 Tehama Central Valley. N side of Springs Ranch Road ca. 3.5 miles SE of Balls Ferry, 0.85 miles ESE of Coleman Fish Hatchery and 0.25 miles S of the Tehama-Shasta county line. 196 Comment
  CHSC45792  Orcuttia tenuis R. D. Stone 1986-7-20 770 Tehama Central Valley. About 10 miles NNE of Red Bluff and 0.1 miles SE of Table Mountain Lake. Vernal pool. 172 Comment
  CHSC83241  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. In vernal pond. Comment
  JEPS84133  Orcuttia tenuis R. D. Stone 1986-7-21 773 Tehama 0.85 mi due s Hog Lake (0.35 mi e of Hwy 36, ca 10 mi ne of Red Bluff); Central Valley 289 Comment
  OBI77691  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  SEINET259109  Orcuttia tenuis R. D. Stone, R. E. Buck 1987-1 Tehama Comment
  SEINET2442115  Oreostemma alpigenum var. andersonii David Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Highway 89. 0.8 miles S of Lassen Volcanic National Park southern boundary. Lodgepole pine-red fir forest with meadows. Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  JEPS75786  Orthilia secunda Todd and Virginia Keeler-Wolf 1971-7-15 297 Tehama 1 1/2 miles southeast of Yellowjacket Creek, Yolla Bolly Mountains 1310 Comment
  SEINET12332654  Orthocarpus attenuatus Unknown 1982-1 381 Tehama Nature Conservancy Vina Plains Preserve, ca 0.3 mi NW of jct of access road & Hwy 99 at S pasture Comment
  UCD80011  Osmorhiza chilensis CNPS SN Foothill Team 2005-6-8 SNNR 0185 a Tehama USFS Lassen National Forest, above Antelope Creek. 420 Comment
  CHSC100899  Oxypolis occidentalis R. A. Schlising; Marc Hayes 1977-8-6 3198 Tehama Along Highway 32, 15 miles north of Butte Creek crossing (=17.5 miles north of junction with Humboldt Road to Butte Meadows). Comment
  CHSC42641  Oxypolis occidentalis Vernon Oswald 1985-7-8 1892 Tehama Hwy 32 1.9 mi sw of Elam Campground. 1365 Comment
  CHSC84934  Oxypolis occidentalis Lowell Ahart 2003-10-17 10655 Tehama In a large meadow, on the west side of Willow Creek, about 3/10 mile south of Colby Lookout Road, about 1 mile north of Jonesville, about 4 miles northeast of Butte Meadows. 1524 Comment
  UC1004618  Oxypolis occidentalis L. Constance 1955-8-20 3618 Tehama above Deer Creek Falls Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  CHSC112745  Panicum capillare Lowell Ahart 2013-9-17 19040 A Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC66225  Panicum capillare Vernon H. Oswald; Lowell Ahart 1996-6-3 7695 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CAS-BOT-BC175548  Parnassia palustris P. A. Munz 1951-7-26 16915 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CHSC64519  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1995-4-10 6612 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary ca. 400 ft s of Pool 4 (n side of the broad swale between the pools and the basalt flow to the south ). 210 Comment
  JEPS22646  Paronychia ahartii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6290 Tehama about 2 mi w Kirkwood (and about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  JEPS86518  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-5 1501 Tehama ca 3.7 air km n confluence of Paynes Creek and De Haven Gulch drainage (se side of ne-draining lower portion of dry creek, tributary to unnamed sw-draining creek, 23 air km ne of Red Bluff); n of confluence of Paynes Creek and De Haven Gulch drainage 185 Comment
  SBBG100031  Paronychia ahartii R. Bacigalupi, Drs. H. and L. Mason 1958-4-22 6290 Tehama lower portions of Kirkwood plains, ca. 2 mi W of Kirkwood and ca. 0.5 mi W of US Hwy 99, ca. 7 mi S of Corning 73 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
  CHSC41060  Paspalum dilatatum Pauleen Broyles 1982-6-24 833 Tehama The Nature Conservancy Vina Plains Preserve. Below manmade pond along irrigation ditch s of Lassen Road. 66 Comment
  CHSC66593  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1996-7-8 7971 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the NE margin of Hog Lake. 265 Comment
  CHSC53939  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1991-4-16 4490 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  RSA93453  Pectocarya penicillata Milo S. Baker, H. K. Wagnon 1953-4-15 12533 Tehama 4.5 mi. W of Paskenta. Comment
  JEPS97481  Pectocarya pusilla Vernon H. Oswald 1995-3-19 6526 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 690 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 210 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
  UC625496  Pedicularis attollens Frank W. Gould 1938-6-26 468 Tehama near Plumas County line (near hwy U.S. 89) 1554 Comment
  LA209469  Pedicularis densiflora Carl Epling; William Robison 1935-7-16 Tehama Near Mineral Comment
  RSA789831  Pedicularis densiflora R. W. Spjut 2008-3-14 16223 Tehama North Inner Coast Ranges: Mendocino National Forest, FD Rd 3 from Paskenta to Covelo, just above Valley Grassland. 502 Comment
  UC1562659  Pedicularis densiflora Barbara Ertter 1989-5-3 8435 Tehama 20 air mi sw of Chester (e side of Deer Creek); Deer Creek 975 Comment
  JEPS102888  Pediomelum californicum Vernon H. Oswald 2001-5-30 10031 Tehama Log springs Rd (M4) between Salt Creek Conservation Camp and Log Springs, 0.2 mi east of the 14 mile post. 914 Comment
  HSC1767  Pellaea andromedifolia Larry Berti 1969-3-22 63 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  SJSU4121  Penstemon azureus C. W. Sharsmith 1966-6-11 7452 Tehama by Sacramento R, 2 mi NE of Red Bluff 91 Comment
  RSA105346  Penstemon azureus subsp. angustissimus G. D. Barbe 1955-7-17 202 Tehama On the county road to Oven Lid at the sign 'Sommerset (sic) 3/4' 1890 Comment
  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
  JEPS101508  Penstemon cinicola Dean W. Taylor 1997-6-25 16090 Tehama open slopes between Forest Road 28N70 and Turner Lake, Lassen National Forest 1920 Comment
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Nov 19 2007
  UC54627  Penstemon deustus H. M. Hall and E. B. Babcock July 1-2, 1903 4403 Tehama near Morgan ((Mill Creek Canyon)); Mount Lassen, , near Morgan 1524 Comment
  JEPS97442  Penstemon heterophyllus subsp. purdyi Vernon H. Oswald and L. Ahart 1995-7-12 6997 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Herbaceous perennial growing on a roadside bank. 950 Comment
  CHSC105905  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-8-23 1034 F Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  NY604519  Penstemon laetus var. leptosepalus K. A. Vincent 1987-8-11 4507 Tehama Sierra Nevada, Deer Creek Canyon; along roadside of CA 32; just north of Potato Patch Campground ca. 8.9 miles southwest of jct. CA 36/89, ca. 11.5 air miles southeast of Mineral. 1097.3 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
  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
  CHSC79215  Penstemon purpusii L. P. Janeway 2000-6-29 6845 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  NY640965  Penstemon purpusii A. Eastwood 1941-7-9 9743 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS17594  Penstemon purpusii Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5313 Tehama just at base of (+/- 60 ft, below) rocky summit Ovenlid (summit of ridge 5 1/2 mi e of South Yollo Bolly Mountain); e of South Yollo Bolly Mountain, summit of Ovenlid 1981 Comment
  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
  NY640962  Penstemon purpusii P. A. Munz 1951-7-26 16917 Tehama South slope of South Yolla Bolly Mountains 2316.5 Comment
  UC1238936  Penstemon purpusii Freed W. Hoffman 1950-7-3 3481 Tehama about 2 mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  UC696717  Penstemon rydbergii var. oreocharis David D. Keck 1930-7-24 961 Tehama Mineral Sierra Nevada, Mineral 1525 Comment
  CHSC102484  Pentagramma triangularis subsp. triangularis L. P. Janeway 2009-3-28 9668 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC87366  Pentagramma triangularis subsp. triangularis Lowell Ahart 2004-4-29 10810 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 562 Comment
  JEPS106119  Pentagramma triangularis subsp. triangularis Lowell Ahart 2004-4-29 10810 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 562 Comment
  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
  CHSC60295  Perideridia bolanderi subsp. bolanderi Mary Ann Showers 1992-6-26 2569 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  UC1606385  Perideridia bolanderi subsp. involucrata Barbara Ertter with James R. Shevock 1992-6-14 11148 Tehama Lanes Valley Rd 0.8 mi n Highway 36 junction at Paynes Creek 548 Comment
  CHSC77523  Perideridia kelloggii B. Castro 1999-6-21 Tehama Red Bank/D.Vat Res. site. About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 344 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
  CDA3411  Petrorhagia dubia G. D. Barbe 1985-4-5 4208 Tehama Reed Creek west of Red Bluff. Comment
  UC923098  Phacelia Freed W. Hoffman 1950-7-6 3302 Tehama about 1 mi ne White Rock Guard Station (near Trinity-Tehama co. boundary) Comment
  CHSC93467  Phacelia egena Lowell Ahart 2006-5-5 12577 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 545 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
  JEPS13517  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5328 Tehama summit Mt. Linn (very summit of ridge); So. Yolla Bolly Ridge 2463 Comment
  UC1228234  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5328 Tehama Mt. Linn summit South Yolla Bolly ridge (very summit of ridge) 2463 Comment
  UC1228799  Phacelia egena J. M. Tucker and L. K. Mann 1959-7-19 3456 Tehama at summit South Yolla Bolly Mountain 2465 Comment
  UCD104382  Phacelia hastata Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6853 Tehama Western edge of Lake Almanor off Hwy 89. 1371 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
  RSA702981  Phacelia purpusii L. P. Janeway, B. Castro 2004-4-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Highway 32 across Deer Creek towards Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. 1000 Comment
  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
  JEPS49592  Philadelphus lewisii W. L. Jepson 1927-6-24 12344 Tehama Payne Creek 304 Comment
  UCD89345  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  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
  HSC75379  Phlox diffusa J. O. Sawyer, K. A. Sawyer 1980-6-18 3446 Tehama S of N Yolla Bolly Peak. 2348 Comment
  JEPS71081  Phlox gracilis W. L. Jepson 1932-5-9 16329 Tehama Paskenta 304 Comment
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Jul 1 2009
  UC998329  Phlox speciosa Milo S. Baker and H. K. Wagnon 1953-6-21 12771 Tehama w of Paskenta (logging road, w Tehama County); Whiskey Saddle 1448 Comment
  UC1051538  Phlox speciosa subsp. occidentalis Helen K. Sharsmith 1953-6-24 4349 Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 Comment
  UC703001  Phlox speciosa subsp. occidentalis Alice Eastwood and John Thomas Howell 1941-7-9 9836 Tehama near Government Flat Comment
  HSC71846  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5848 Tehama Along USFS Rd. 45 1.9 mi. N of Tedoc gap, W side of Mt. Tedoc 1372 Comment
  CAS-BOT-BC134913  Phoradendron bolleanum H. E. McMinn 1922-7-1 318 Tehama Along road between Beegum & Rosewood - along Dry Creek Comment
  CHSC102340  Phoradendron densum L. P. Janeway 2009-3-28 9677 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the powerlines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC88570  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  HSC15923  Phoradendron serotinum subsp. macrophyllum L. T. Gault 1964-3-23 5 Tehama Dry Creek, 1/4 mi. E of Hwy. 99E, Los Molinos Comment
  CDA34745  Physalis lancifolia L. Ahart, John Dittes 2010-10-4 17284 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  JEPS97381  Pilularia americana Vernon H. Oswald and Lowell Ahart 1995-4-3 6569 Tehama 14 mi NE of Red Bluff (W side of Manton Rd(A6)1.5 mi N of Dales Station on Hwy 36; NE corner of reserve, unimproved rd betw the airstrip and the W boundary; W of old hwy); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  HSC1388  Pinus balfouriana R. J. Mastrogiuseppe 1967-7-11 Tehama Mt. Linn in S Yolla Bolly Mtns., Bulk Collection # 91 2409 Comment
  HSC70452  Pinus jeffreyi J. P. Smith, Thomas W. Nelson 1978-7-22 10033 Tehama Shasta-Trinity National Forest, Tedoc Mtn., Bulk Collection 223 1614 Comment
  UC401402  Pinus monticola W. P. Taylor 1913-8-11 Tehama 2 mi s of s Yolla Bolly Mt. Comment
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Jul 5 2009
  LA6149  Pinus ponderosa Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  SEINET6841546  Pinus ponderosa R. A. Evers, Clara V. Evers 1975-8-23 115006 Tehama 2 miles (3.2 km) west of Mineral, elevation ca. 4400 feet. Comment
  CHSC65076  Piperia transversa Vernon H. Oswald; Lowell Ahart 1995-7-12 7011 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.1 mi S of Hwy. 36. 1066 Comment
  CHSC26616  Plagiobothrys austiniae M. P. Hayes 1978-3-28 136 Tehama Found near the vernal pools along Leininger road, approx. .8 mi e of Highway 99. 40 Comment
  CHSC28995  Plagiobothrys austiniae J. D. Jokerst 1979-4-12 202 Tehama W. of telephone installation, N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  UC725643  Plagiobothrys austiniae A. A. Heller 1927-4-19 14346 Tehama 10 mi n Chico (highway) Comment
  JEPS68037  Plagiobothrys canescens J. W. Blankinship 1911-4-25 Tehama Tehama Comment
  CDA15854  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15298 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CDA15867  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15317 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC91666  Plagiobothrys fulvus G. F. Hrusa; J. Hart 2000-4-8 15298 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. 100 Comment
  RSA726491  Plagiobothrys fulvus L. Ahart, John Dittes, Josephine Guardino 2007-4-3 13616 Tehama About 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 113 Comment
  SBBG121292  Plagiobothrys fulvus L. Ahart, J. Dittes, J. Guardino 2007-4-3 13616 Tehama E bank of Brush Crk (a N branch), ca. 4 air mi NE of the intersection of Hwy 99 E and Vina Rd, ca. 7 mi (air) SE of Los Molinos 112 Comment
  UC1027186  Plagiobothrys hispidulus Helen K. Sharsmith 1951-7-11 4016 Tehama Covelo-Paskenta Road 0.3 mi beyond Anthony Peak Road junction (just within western boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  UC765636  Plagiobothrys humistratus R. F. Hoover 1937-5-19 2247 Tehama near Vina Comment
  UCD80164  Plagiobothrys humistratus CNPS SN Foothill Team 2006-3-28 SNFN 0354 Tehama TNC Dye Creek Preserve, east of Foothill Rd. 113 Comment
  CHSC79701  Plagiobothrys nothofulvus L. P. Janeway; B. Castro 2000-4-21 6667 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  CHSC29042  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  JEPS88537  Plagiobothrys shastensis Vernon H. Oswald and Lowell Ahart 1996-4-15 7381 Tehama n.w. Croning (CDFG parcel on s. side of Gyle Rd., n. side of intermittent stream ca. 0.3 mi. e. of the lane, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 100 Comment
  CHSC42223  Plagiobothrys stipitatus T. R. Fredricks 1986-4-7 128 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve. 67 Comment
  CHSC79267  Plagiobothrys stipitatus var. micranthus B. Castro; L. P. Janeway 2000-4-4 1079 Tehama Vicinity of Orland, W of Highway I-5. 128 Comment
  CHSC84267  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-6-11 10239 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
  SEINET8755842  Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave 80 Comment
  CHSC27802  Plantago coronopus Eric J. Miler 1978-4-21 17 Tehama .5 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC76059  Plantago coronopus G. F. Hrusa; J. Hart 1998-5-10 14440 Tehama North Sacramento Valley. Uncommon on moist to drying edges of vernal pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. E end of site. 110 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
  UC1586597  Plantago elongata Vernon H. Oswald and Lowell Ahart 1991-5-9 4556 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, on the n side of a newly constructed pond, ca 0.5 mi se ot the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UCD18748  Plantago elongata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 41 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  CHSC83880  Plantago erecta Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10110 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC96527  Plantago erecta Lowell Ahart 2007-5-8 13723 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek road, about 21 miles (air) west of Red Bluff. 304 Comment
  CHSC96812  Plantago erecta Lowell Ahart; Richard Lansdown 2007-4-25 13695 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff. 270 Comment
  HSC73422  Plantago erecta Doug Renwick, Robert Kirkpatrick 1981-5-9 119 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  HSC97662  Plantago erecta A. Hove, A. Poteet, C. Sanville 1999-4-17 21 Tehama Hwy. 36, Beegum Gorge 430 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
  CHSC117733  Plantago lanceolata Lowell Ahart; John Dittes 2016-8-25 21274 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  JEPS124009  Plantago major Lowell Ahart, John Dittes 2015-8-5 20461 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
  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
  RSA66994  Platanthera leucostachys Philip A. Munz 1951-7-25 16881 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
  UCD70098  Platanus racemosa D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 Comment
  CHSC102464  Plectritis ciliosa L. P. Janeway 2009-3-28 9659 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine creek. 503 Comment
  JEPS5142  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama near Crane Creek (Stiver's Ranch); Stiver's Ranch Comment
  CHSC64378  Plectritis macrocera Vernon H. Oswald; Lowell Ahart 1995-3-19 6537 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  JEPS94156  Plectritis macrocera Vernon Oswald and Lowell Ahart 1998-4-27 8965 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  RSA0026174  Pleuricospora fimbriolata Marc Baker 2013-6-30 17758 Tehama 5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.9 kilometers SSE of Wilson Lake, just south of Lost Creek Plateau. 1442 Comment
  HSC10639  Poa bolanderi C. R. Ball 1932-7-23 658 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 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
  CHSC54026  Poa bulbosa Vernon H. Oswald 1991-4-3 4484 Tehama Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 88 Comment
  CHSC89034  Poa bulbosa Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  RSA256675  Poa bulbosa Donald Spalinger 1974-5-5 55 Tehama 21 miles E. of Trinity county like H 36 Comment
  UCD90616  Poa bulbosa Beecher Crampton 1953-4-29 1168 Tehama 1 mile south of Dales. Comment
  CHSC55647  Poa pratensis K. R. Stern 1986-5-21 8312 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  LA37862  Poa pratensis J. M. Tucker; L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain 1920 Comment
  CHSC88548  Poa secunda subsp. secunda Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC40826  Pogogyne zizyphoroides Pauleen Broyles 1982-4-23 447 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road. 68 Comment
  CHSC64627  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1995-4-17 6646 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  HSC93650  Pogogyne zizyphoroides G. Fred Hrusa, J. Hart 1998-5-10 14418 Tehama Coyote Creek Conservation Area: ridge above Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 Comment
  JEPS62472  Pogogyne zizyphoroides W. L. Jepson 1932-5-9 16357 Tehama NE of Red Bluff, 3 to 4 mi by road. 137 Comment
  JEPS97241  Pogogyne zizyphoroides Vernon H. Oswald and L. Ahart 1995-4-17 6646 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
  UC725644  Pogogyne zizyphoroides A. A. Heller 1927-4-19 14345 Tehama highway 10 miles north of Chico Comment
  CHSC117727  Polanisia dodecandra subsp. trachysperma Lowell Ahart; John Dittes 2016-8-25 21305 Tehama Undesignated section of San Burenaventura Land Grant. East of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. 117 Comment
  UCD116379  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Antelope Creek, 6 miles W of Red Bluff. Comment
  HSC1780  Polygonum bidwelliae Larry Berti 1969-5-9 85 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  OBI76992  Polygonum bidwelliae Anthony Baniaga 2011-6-12 344 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum Crk rd (202). Quad T28N R1E 684 Comment
  JEPS50512  Polygonum bistortoides Jos. Grinnell 1927-1-16 Tehama near Mineral; Battle Creek Meadows 1524 Comment
  CHSC70810  Polygonum bolanderi B. Castro; L. Janeway 1995-6-11 575 A Tehama On W side of Hwy 32, ca 4 air mi SW of Potato Patch Campground, at 'Windy Cut Lookout' overlooking Deer Creek canyon. On open bench ca 20 ft below the main knoll and parking area. 1127 Comment
  CDA13787  Polygonum californicum G. F. Hrusa 1996-8-17 13503 Tehama Sacramento Valley; Flats above creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 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
  HSC17552  Polygonum californicum Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  JEPS124069  Polygonum douglasii Lowell Ahart, John Dittes 2015-8-5 20439 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC414606  Polygonum douglasii P. A. Munz 1951-7-18 16672 Tehama N. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama - Trinity County 1950 Comment
  CAS-BOT-BC414607  Polygonum douglasii P. A. Munz 1951-7-25 16891 Tehama Square Lake, north face of South Yolla Bolly Mts. 2133 Comment
  CHSC102803  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16322 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
  CHSC105536  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-21 17210 Tehama On damp bare soil, open meadow like area in red fir forest, about 70 yards east of the poor dirt road, about 80 yards west of Big Kimshew Creek, about 1 1/2 miles (air) northeast of Jones Meadow, about 2 1/2 miles (air) southeast of Philbrood Reservoir. 1917 Comment
  JEPS104105  Polygonum douglasii subsp. douglasii Lowell Ahart 2003-8-23 10524 Tehama About 80 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS87930  Polygonum douglasii subsp. johnstonii Barbara Ertter, Brad Olson 1991-7-6 10400 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  JEPS66413  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-7-31 2674 Tehama land-locked lagoon off Sacramento River (just ne of Red Bluff) Comment
  UC1028204  Polygonum polygaloides subsp. kelloggii Douglas Barbe 1955-7-22 242 Tehama on dry n slope 3 mi w Oven Lid (on trail to Square Lake) 2072 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
  UCSB63863  Polypodium calirhiza Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama S bank of Paynes Creek, near the end of the gravel road running westward from the parking lot on Hwy. 36; BLM parcel along Hwy. 36 NE of Red Bluff in TEHAMA CO.: T28N R3W SE1/4 SE1/4 Sect 15 106 Comment
  CHSC88297  Polypogon interruptus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11189 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
  CHSC81339  Polypogon maritimus Caroline Warren; Beth Hendrickson 1999-6-16 Tehama Vicinity of upper Salt Creek. 289 Comment
  JEPS113163  Polypogon maritimus Lowell Ahart 2007-5-8 13756 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
  UCR119038  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama 0.5 mile east of Paskenta along Thomes Creek. 320 Comment
  UC1619931  Polystichum imbricans Barbara Ertter 1991-9-2 10782 Tehama 11 air mi WSW of Paskenta (Round Valley - Paskenta road (Rt M4) 5.8 mi E of Log Spring Creek); SW Tehama Co. 1371 Comment
  CHSC116675  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 B Tehama On the north side of Deer Creek Traill, about 100 yards northeast of Big Leaf Pond, about 1 1/2 miles by trail to Highway 32. 883 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
  SEINET10568465  Polystichum munitum Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2843 Tehama 14 mi E of Mineral on Calif. Hwy 36; at Camp in Gurnsey National Forest; Andrositic flow; Abies concolor, Pinus ponderosa, P. flexilis, and Pseudotsuga menziesii. Comment
  CAS-BOT-BC72503  Polystichum scopulinum John Thomas Howell 1960-8-23 36463 Tehama Lassen Loop s. of Diamond Peak 2194 Comment
  CHSC115543  Porterella carnosula Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20405 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
  SJSU3289  Porterella carnosula J. W. Tilden 1960-6-26 1482 Tehama Wilson Lake, northwestern Tehama County 1524 Comment
  CHSC117730  Potamogeton crispus Lowell Ahart; John Dittes 2016-8-25 21296 Tehama In the Sacramento River, about 200 yards east of the parking area, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  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
  JEPS85647  Potamogeton crispus L. R. Heckard and P. Rubtzoff 1971-7-31 2681 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  UC1586635  Potamogeton diversifolius Vernon H. Oswald and Lowell Ahart 1991-5-9 4561 Tehama 1.5 mi ne of the Bend Bridge (over the Sacramento River, 6.5 mi n-ne of Red Bluff, 0.5 mi s-se of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  SEINET10880400  Potamogeton nodosus Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7072 Tehama Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Forming large colonies in deeper water in the marshy borrow pit on the E side of Manton Rd. Upper leaves floating, lower leaves submerged; inflorescence emersed. Comment
  CHSC90887  Potentilla glandulosa Niall McCarten; Roxanne Bittman 1986-6-16 5426 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. NE side Rd. 25N01. 1341 Comment
  CHSC66055  Potentilla glandulosa subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1996-5-6 7514 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On walls of intermittent stream at this location. 182 Comment
  CAS-BOT-BC540578  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1903 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  RSA66370  Potentilla gracilis var. fastigiata Philip A. Munz 1951-7-26 16948 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  CHSC115552  Potentilla millefolia Lowell Ahart; John Dittes 2015-8-5 20441 Tehama Meadow, East side of Childs Meadow, 150 yards west of Highway 36, 0.69 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
  SBBG3037  Potentilla millefolia H. and M. Dearing 1938-6-22 2081 Tehama Deer Crk Comment
  UC2031392  Prosartes hookeri Barbara Ertter with Brad Olson 1991-7-4 10248 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  RSA261467  Prunella vulgaris subsp. lanceolata J. M. Tucker, L. K. Mann 1962-7-29 3634 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  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
  CAS-BOT-BC163063  Prunus emarginata John Thomas Howell 1960-8-18 36044 Tehama Bluff Falls - near Lassen Volcanic National Park 1981 Comment
  SBBG3044  Prunus emarginata H. and M. Dearing 1938-6-23 2122 Tehama near S boundary of Lassen Nat Park 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
  CHSC66087  Pseudognaphalium luteoalbum Vernon H. Oswald; Lowell Ahart 1996-5-27 7651 Tehama Northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N side of the creek ca. 0.1 mi E of the W boundary of the reserve. 105 Comment
  JEPS105927  Pseudognaphalium luteoalbum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11205 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  JEPS88098  Pseudognaphalium luteoalbum Vernon H. Oswald and Lowell Ahart 1996-5-27 7651 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (n side of creek ca. 0.1 mi e of w boundary of reserve, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve, Thomes C 105 Comment
  JEPS117351  Pseudognaphalium stramineum Lowell Ahart, John Dittes 2010-7-17 16871 Tehama On dry red soil, about 200 yards southwest of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 816 Comment
  CHSC105923  Pseudostellaria jamesiana B. Castro; L. P. Janeway 1999-8-23 1034 L Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co. lines. 1999 Comment
  CHSC44202  Pseudostellaria jamesiana Vernon Oswald 1988-6-27 3528 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  UCD98438  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama beside trail to Square Lake, 1 mile east of the lake, north side of South Yolla Bolly Mountain. 2133 Comment
  SEINET9306425  Psilocarphus brevissimus Unknown 1999-4-29 15034 Tehama Coyote Creek Conservation Area Comment
  CHSC61951  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4359 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC61957  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4357 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  SBBG8680  Psilocarphus brevissimus var. brevissimus H. and M. Dearing 1938-6-22 2084 Tehama near Deer Crk Comment
  CHSC40583  Psilocarphus oregonus Pauleen Broyles 1982-5-2 914 Tehama The Nature Conservancy Vina Plains Preserve. Adjacent to and irrigation ditch. 63 Comment
  CHSC113911  Psilocarphus tenellus Lowell Ahart 2014-5-8 19438 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12-1/2 miles (air) southwest of Corning. 150 Comment
  CHSC64503  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1995-4-10 6644 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w side of the old highway s of the basalt ridge crossing the ne corner of the reserve. 222 Comment
  CAS-BOT-BC148614  Ptelea crenulata Doris Kildale Gillespie 1930-5-9 9278 Tehama 12 miles west of Paynes Creek on Susanville Road Comment
  JEPS118590  Ptelea crenulata B. Castro, L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  UC1586608  Ptelea crenulata Vernon H. Oswald and Lowell Ahart 1991-5-9 4563 Tehama 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, on the w side of Paynes Creek near the Sacramento River); Paynes Creek Recreation Area 106 Comment
  JEPS59088  Pterospora andromedea J. W. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  RSA93497  Pterostegia drymarioides Milo S. Baker 1953-4-26 12561 Tehama 5 mi. W. of Paskenta in foothill at burn elevation somewhat higher than Paklenta. Comment
  JEPS108140  Purshia tridentata var. tridentata L. P. Janeway, B. Castro 2005-10-10 8552 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  UCD80400  Pycnanthemum californicum CNPS SN Foothill Team 2005-6-7 SNNR 0165 d Tehama TNC, Dye Creek Preserve, at the southwest end of Speegle Ridge. 350 Comment
  HSC31421  Quercus X morehus Gary S. Lester 1974-5-5 140 Tehama Along Hwy. 36 21 mi E of Trinity Co. line Comment
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  CHSC75374  Quercus douglasii Ben Myhre 1997-4-14 8 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. Comment
  JEPS38016  Quercus douglasii W. L. Jepson 1929-9-30 15334 Tehama w of Manton (e Tehama Co.); Macum 396 Comment
  UCD45696  Quercus douglasii W. L. Jepson 1929-9-30 15336 Tehama Macum, below Manton, e. Tehama Co. 365 Comment
  RSA99017  Quercus douglasii W. A. Weber, Lewis S. Rose 1953-5-23 8468 Tehama 6 miles north of Red Bluff 91 Comment
  CAS-BOT-BC62793  Quercus garryana var. breweri Alice Eastwood; John Thomas Howell 1941-7-9 9821 Tehama Government Flat Comment
  JEPS117293  Quercus garryana var. breweri Lowell Ahart, John Dittes 2010-7-17 16879 Tehama South side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 772 Comment
  CHSC89847  Quercus garryana var. semota L. P. Janeway; B. Castro 2004-5-30 8121 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  CHSC68949  Quercus kelloggii Vernon Oswald; Lowell Ahart 1997-7-7 8663 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06 (to Tomhead Saddle and Tomhead Pk.) 1.7 mi southwest of its junction with FR 35 (28N35). 1188 Comment
  UC1584299  Quercus kelloggii J. Kierstead 1990-9-11 90 -155 Tehama 3 mi ssw Tedoc Mt.; Yolla Bolla Ranger District 1524 Comment
  SEINET10478238  Quercus laceyi Billy Joe Cox, Jeffrey Huber Cox 2852 Tehama 8 miles e of red bluff, on calif. Hwy 36; live oak, savannah, and aesculus 152 Comment
  CAS-BOT-BC61619  Quercus lobata M. B. Kildale 1926-9-11 2712 Tehama Paynes Creek Comment
  RSA658039  Quercus lobata Trudy R. Ericson 1976-10-30 617 Tehama Woodson Bridge St. Rec. Area Campground near Corning. 61 Comment
  UC972205  Ranunculus alismifolius var. alismifolius Milo S. Baker 1952-5-23 12434 Tehama near Child's Mdws. (Hwy 36) Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  CAS-BOT-BC379330  Ranunculus alismifolius var. lemmonii Saichi Kawahara 1968-5-5 406 Tehama meadow on Highway 89, St. Bernard, 1 mi west of Plumas county line Comment
  CHSC86026  Ranunculus aquatilis var. hispidulus Jenny Marr; Caroline Warren 1998-3-18 Tehama Vicinity of upper-most North Fork Stony Creek. 231 Comment
  CHSC66499  Ranunculus arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7582 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC64557  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1995-4-10 6640 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the s edge of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  JEPS88892  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1994-4-6 6082 Tehama on shoreline near E end of Morrison-Bryant Rd.; Black Butte Lake, Burris Creek Arm 144 Comment
  SDSU10117  Ranunculus occidentalis K. Dixon 1942-8-4 175 Tehama Big Chico. 1128 Comment
  CHSC94382  Ranunculus orthorhynchus var. orthorhynchus Lowell Ahart 2006-7-19 13029 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  UC1586622  Ranunculus pusillus Vernon H. Oswald and Lowell Ahart 1991-5-9 4557 Tehama ca 1.5 mi ne Bend Bridge over the Sacramento River (ca 6.5 nne of Red Bluff, impoundment located ca 0.5 mi sse of entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC53979  Ranunculus testiculatus Vernon H. Oswald 1991-4-30 4545 Tehama Hwy 36 at Battle Creek Vista, 9.0 miles east of Paynes Creek, 0.9 mile west of Ponderosa Way. Beside the walkway to the overlook. 1170 Comment
  CHSC34564  Raphanus raphanistrum R. E. Preston; L. E. Preston 1982-1-1 156 Tehama On e side of Hwy 99 across from Halle Rd, ca. 1 mi n of Butte/Tehama Co. line. Roadside. Comment
  CHSC40702  Raphanus raphanistrum Pauleen Broyles 1982-6-18 758 Tehama The Nature Conservancy Vina Plains Preserve. Near barn in s pasture. 62 Comment
  CAS-BOT-BC55831  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  CHSC46510  Rhamnus ilicifolia Peter Ahart 1977-10-2 Tehama About 8 miles east of Los Molinos, growing on dry rocky soil by large rocks. 335 Comment
  JEPS81110  Rhamnus purshiana J. P. Smith and T. W. Nelson 1978-7-22 10013 Tehama Wells Creek Camp Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  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
  CAS-BOT-BC92525  Ribes binominatum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5316 Tehama Eastern shoulder of South Yolla Bolly Mountain, about 1 mile east of Mount Linn summit. 2286 Comment
  HSC20316  Ribes lobbii Louise Kellogg 1952-7-10 15 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge S of Yolla Bolly Mtn. 2134 Comment
  JEPS94504  Ribes lobbii Vernon Oswald and Lowell Ahart 1997-7-7 8667 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of the Yolla Bolly Wilderness on Forest Road 27N06); Yolla Bolly Wilderness, Forest Road 27N06 1676 Comment
  RSA0021140  Ribes lobbii G. D. Barbe 1955-7-22 237 Tehama Approx. 500 ft. from the Jeep road, west of Oven Lid, on the trail to Square Lake. 2073 Comment
  CAS-BOT-BC212663  Ribes nevadense Saichi Kawahara 1968-5-5 401 Tehama Highway 32, 4 miles SW of Highway 36, at Deer Creek 1396 Comment
  CHSC56300  Ribes nevadense K. R. Stern 1986-5-21 8279 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC10615  Ribes roezlii Lowell Ahart 1968-4-6 Tehama Five miles south of Mineral. 1371 Comment
  CHSC61383  Ribes roezlii var. roezlii Vernon H. Oswald; Lowell Ahart 1993-8-11 5795 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 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
  JEPS105904  Rigiopappus leptocladus Lowell Ahart, John Dittes, Josephine Guardino 2004-4-15 10743 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
  RSA92979  Rigiopappus leptocladus Milo S. Baker, H. K. Wagnon 1953-5-30 12603 Tehama Logging road west of Paskenta near 6 mile post. Comment
  CHSC84257  Rorippa nasturtium-aquaticum Lowell Ahart; John Dittes 2003-6-11 10240 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
  CHSC68597  Rosa gymnocarpa Vernon H. Oswald; Lowell Ahart 1997-5-14 8441 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. Roadside bank. 975 Comment
  CHSC90443  Rosa gymnocarpa Niall McCarten; Roxanne Bittman 1986-6-15 5385 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1249 Comment
  HSC74942  Rosa gymnocarpa J. P. Smith, Thomas W. Nelson 1979-6-24 10167 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  CHSC66502  Rosa pisocarpa subsp. ahartii Vernon H. Oswald; Lowell Ahart 1996-5-20 7590 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek. 152 Comment
  UCD92287  Rostraria cristata Ray Evans 1954-4-23 s.n. Tehama 6 miles east of Red Bluff. Comment
  JEPS97317  Rotala ramosior Vernon H. Oswald 1995-8-31 7222 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Fresh-water Marsh in Valley and Foothills Grassland. Manton Rd. (A6) ca. 1.5 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff 213 Comment
  CHSC68935  Rudbeckia occidentalis var. occidentalis Vernon Oswald; Lowell Ahart 1997-7-7 8702 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CAS-BOT-BC421409  Rumex J. T. Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53575 Tehama Just south of Red Bluff on shoulder of southbound lanes of Interstate 5 just north of Diamond Ave. exit 79 Comment
  CAS-BOT-BC416369  Rumex californicus P. A. Munz 1951-7-25 16883 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CAS-BOT-BC416372  Rumex californicus Alice Eastwood; John Thomas Howell 1941-7-9 9721 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS104324  Rumex salicifolius var. denticulatus Lowell Ahart 2003-6-11 10253 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC69688  Rumex salicifolius var. triangulivalvis Vernon Oswald 1984-6-19 1298 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. Growing in disturbed soil beside the road. 1414 Comment
  CHSC80647  Rupertia hallii Lowell Ahart 2001-6-16 8861 Tehama On south side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  CHSC64521  Sagina apetala Vernon H. Oswald; Lowell Ahart 1995-4-3 6559 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In the roadbed at the s gate of the old highway. 216 Comment
  CHSC87356  Sagina apetala Lowell Ahart 2004-4-29 10794 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS103307  Sagina apetala Lowell Ahart 2002-4-27 9550 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS51057  Sagina apetala W. L. Jepson 1934-5-5 16629 Tehama hillside near schoolhouse Dry Creek; school on Dry Creek, w Tehama Co 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
  CAS-BOT-BC132679  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  CAS-BOT-BC103349  Salix bonplandiana L. E. Smith 1914-3-1 608 Tehama [Reed] Reeds Creek Comment
  CAS-BOT-BC103362  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  CHSC108079  Salix eastwoodiae B. Castro; L. P. Janeway 2000-6-11 1286 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the lower edge of Pepperwood Spring. 896 Comment
  RSA67237  Salix eastwoodiae Philip A. Munz 1951-7-27 16957 Tehama S base of S Yolla Bolly Peak. 2104 Comment
  SD891  Salix geyeriana Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama South Fork of Battle creek, 1.7 km west of Mineral 1500 Comment
  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
  CHSC88505  Salix gooddingii Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Along the creek. 304 Comment
  HSC99810  Salix gooddingii S. Durham, A. Enriquez, K. Kawsuniak 1993-3-27 9329 Tehama N side of Hwy. 36, 10.4 mi. E of the intersection of Hwy. 36 and Rd. A16 393 Comment
  POM209493  Salix gooddingii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 650 Tehama Red Bluff. Comment
  LA208924  Salix hookeriana C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km E of Red Bluff 300.0 Comment
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Jul 22 2018
  UC482346  Salix hookeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e Red Bluff (Paine's Creek); Paine's Creek 300 Comment
  UC525938  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Hwy. 8.9 mi from Mineral; Lassen Volcanic Nat'l Park 2011 Comment
  CHSC9688  Salix laevigata E. L. Smith 1971-9-11 1060 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  UC525960  Salix laevigata C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC128071  Salix lasiandra var. lasiandra John Thomas Howell 1960-8-20 36234 Tehama Morgan - near Lassen volcanic National Park 1463 Comment
  CAS-BOT-BC128075  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14588 Tehama Mineral 1524 Comment
  CAS-BOT-BC129526  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14591 Tehama Mineral 1524 Comment
  CAS-BOT-BC129527  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14581 Tehama Mineral 1524 Comment
  CAS-BOT-BC124903  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 376 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124933  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 377 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124940  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  POM209537  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway. 8 miles NE of Mineral. 2043 Comment
  POM218942  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama S Fork of Battle Creek. 2 km E of Mineral. 1500 Comment
  SBBG27407  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 686 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG57897  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 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
  UC525919  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525927  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 681 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  UC525948  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 672 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 1981 Comment
  CAS-BOT-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
  SBBG57911  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 379 Tehama S fork of Battle Crk, 1.7 km NE of Mineral 1570 Comment
  CHSC117716  Salix melanopsis Lowell Ahart; John Dittes 2016-8-25 21312 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC84292  Salix melanopsis Lowell Ahart; John Dittes 2003-6-11 10261 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
  UC437367  Salix melanopsis W. P. Taylor 1912-6-11 Tehama 2 mi. n.e. Tehama (Mill Creek); Mill Creek Comment
  LA208923  Salix scouleriana C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Sierra Nevada, Mt. Lassen hwy, 7.9 mi NE of Mineral 1981 Comment
  UC525950  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  CHSC87024  Salvia columbariae Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  HSC96803  Salvia columbariae J. Carey, A. Hong, J. Leffingwell 1995-4-22 60 Tehama 9 mi. E on Hwy. 36 from its jct. with Rd. A16 457 Comment
  HSC90091  Salvia sonomensis Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-31 19 Tehama On Tedoc Rd., 1 mi. S of jct. with Hwy. 36 671 Comment
  UC912450  Sambucus racemosa var. microbotrys D. Tebbe 1930-4-5 85 Tehama e Red Bluff Comment
  RSA91182  Sanguisorba minor Milo S. Baker 1953-6-21 12763 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  CHSC64383  Sanicula bipinnata Vernon H. Oswald; Lowell Ahart 1995-3-6 6514 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. Along the s edge of the basalt ridge in the ne corner of the reserve. 225 Comment
  CDA38536  Sanicula bipinnata G. Burrill 1960-4-8 s.n. Tehama Red Bank Road, Ray Snelson Prop. 0 Comment
  UC566894  Sanicula bipinnatifida Dorothy Tebbe 1930-4-5 86 Tehama e of Red Bluff Comment
  CHSC55176  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC60299  Sanicula graveolens Mary Ann Showers 1992-6-26 2592 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC77524  Sanicula tuberosa B. Castro; L. P. Janeway 1999-3-23 863 Tehama About 16 air miles SW of Red Bluff, vicinity of The Narrows of Red Bank Creek, on spine of a short N-trending ridge. 292 Comment
  UC1606327  Sanicula tuberosa Barbara Ertter, Brad Olson 1993-5-15 11769 a Tehama 6 air mi sw of Paskenta (Mendocino National Forest, Round Valley Road (M-4), sw Tehama County); Mendocino National Forest, Round Valley Road 609 Comment
  UC923146  Sanicula tuberosa Freed W. Hoffman 1950-7-5 3260 Tehama Trail to Yolla Bolly Summit (North Yolla Bolly) from White Rock Guard Station (near Trinity-Tehama County boundary) 1828 Comment
  JEPS28758  Saxifraga bryophora George W. Gillett 1957-8-13 1052 Tehama 1/4 mi above Sulphur Works Checking Station (Brokeoff Mountain Trail); Lassen Volcanic National Park, Brokeoff Mountain Trail 2072 Comment
  RSA105483  Saxifraga odontoloma G. D. Barbe 1955-7-21 232 Tehama The south shore of Square Lake. South Yolla Bolly. 2104 Comment
  CHSC96627  Scandix pecten-veneris Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13627 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  UCD80551  Schedonorus arundinaceus CNPS SN Foothill Team 2005-6-15 SNNR 0250 a Tehama CDFG Tehama Wildlife Area, above Antelope Creek. 282 Comment
  CAS-BOT-BC283620  Schedonorus pratensis John Thomas Howell 1960-8-20 36248 Tehama Morgan 1463 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
  JEPS100714  Schoenoplectus mucronatus Dean W. Taylor 1993-8-31 14061 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  RSA500433  Schoenoplectus subterminalis Vernon H. Oswald 1989-05 4023 Tehama Wilson Lake, 9 airmiles E of Mineral. 1605 Comment
  CHSC115584  Scirpus microcarpus Lowell Ahart; John Dittes 2015-8-6 20508 Tehama Along the sides of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UCD141271  Scirpus microcarpus Dean W. Taylor 1976-7-7 6023 Tehama Drainage of Cub Creek upstream from junction with Deer Creek along Highway 32. 1188 Comment
  CHSC41066  Scribneria bolanderi Pauleen Broyles 1982-4-23 441 Tehama The Nature Conservancy Vina Plains Preserve. Hogwallow, ca 1 km s of Lassen Road. 70 Comment
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Jul 7 2009
  CHSC54028  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1991-5-9 4553 .1 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the pond ca. 0.6 mi east-southeast of the entrance kiosk. 112 Comment
  CHSC82319  Scribneria bolanderi Lowell Ahart 2002-4-27 9556 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, along the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  UC1019896  Scribneria bolanderi H. K. Wagnon 1953-5-3 Tehama 7 mi w of Paskenta (near Logging Road, West Tehama County) Comment
  UCD36232  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama Tehama County, 4 miles 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
  CHSC65979  Scrophularia californica subsp. floribunda Vernon H. Oswald; Lowell Ahart 1996-4-23 7415 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 266 Comment
  UC1025111  Scutellaria antirrhinoides Douglas Barbe 1955-7-16 177 Tehama on the e ridge leading to the summit of South Yolla Bolly ((Mount Linn)); South Yolla Bolly (Mount Linn) 2286 Comment
  JEPS96103  Scutellaria californica Vernon H. Oswald and Lowell Ahart 1996-6-3 7709 Tehama ne of Red Bluff (along Hwy 36, along Paynes Creek, 0.4 mi downstream from the old bridge site); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  UC1713625  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UC1950255  Scutellaria californica Barbara Ertter with Brad Olson 1991-7-6 10449 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E of Forest Glade/Three Prong jct, ca 28 airmiles W of Corning, E side Tatham Ridge overlooking valley Comment
  SEINET8020865  Scutellaria californica R. Olmstead 1983-7-3 416 Tehama Along Deer Creek and Hwy 32, ca 8 miles N of Butte Meadows and 1.5 miles S of Potato Patch campground. 1012 Comment
  CHSC86559  Scutellaria siphocampyloides Jenny Marr; Heidi West, Joyce Lacey-Rickert 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. On slope overlooking creek. 320 Comment
  CHSC86806  Scutellaria siphocampyloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  JEPS118693  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. Riley Ridge 7.5' quad. Comment
  HSC63622  Scutellaria siphocampyloides J. P. Smith, J. O. Sawyer 1971-5-22 4647 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  UCSB63854  Scutellaria siphocampyloides Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SWV& NEV4 Sect 8; Cascade Range Foothills; at the northeast end of the parcel 188 Comment
  RSA90843  Scutellaria tuberosa Milo S. Baker, H. K. Wagnon 1953-5-31 12557 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CHSC102330  Sedella pumila L. P. Janeway; B. Castro 2009-4-25 9756 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC84674  Sedella pumila Samantha Mackey Hillaire; Brian Elliott 2003-5-31 331 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. On the open 'parking lot' at the trailhead. 978 Comment
  CAS-BOT-BC417758  Sedella pumila Doris Kildale Gillespie 1930-5-9 9283 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  UCD101994  Sedella pumila James P. Smith; John Sawyer 1971-5-22 4653 Tehama 14.5 miles west of Mineral, on CA-36. Comment
  UC1072714  Sedum laxum subsp. laxum Douglas Barbe 1955-7-16 175 Tehama on the e ridge leading to the summit South Yolla Bolly (Mt. Linn); e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  CHSC117160  Sedum spathulifolium Lowell Ahart; John Dittes 2016-4-29 20814 Tehama About 150 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC80512  Selaginella hansenii Vernon H. Oswald 2001-3-26 9990 Tehama Hwy 36 1.9 mi west of Paynes Creek. 502 Comment
  JEPS127254  Selaginella hansenii Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20695 Tehama About 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. Comment
  CAS-BOT-BC62099  Selaginella hansenii Ira L. Wiggins 1968-12-29 21050 Tehama along Belle Mill Road about 5-6 mi E of Highway 99 east of Red Bluff 152 Comment
  UC1949177  Selaginella wallacei Barbara Ertter with Brad Olson 1991-7-4 10190 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC59694  Senecio aronicoides L. V. Ritter 1969-6-15 351 Tehama 0.4 mi w of Soda Spring Campground 200 yds s of Hwy. 32. Comment
  UC1949319  Senecio aronicoides Barbara Ertter with Brad Olson 1991-7-6 10356 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  UC1010369  Senecio aronicoides Milo S. Baker and H. K. Wagnon 1953-7-11 12841 Tehama 3 mi above Whitlock Camp; West Tehama County 1524 Comment
  JEPS75816  Senecio flaccidus var. douglasii Todd and Virginia Keeler-Wolf 1975-8-28 Tehama Crowfoot Point Yolla Bolly Mountains 609 Comment
  JEPS89341  Senecio flaccidus var. douglasii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13248 Tehama Toomes Camp Rd. ca. 5.3 mi. w. Paskenta; N. Coast Ranges 518 Comment
  CHSC40584  Senecio vulgaris Pauleen Broyles 1982-2-2 312 Tehama The Nature Conservancy Vina Plains Preserve. Area s of Lassen Road. 68 Comment
  CHSC65717  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1996-4-3 7297 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  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
  JEPS127148  Sesbania punicea Lowell Ahart, John Dittes 2016-8-24 21270 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC240208  Setaria viridis L. R. Abrams 1934-8-23 13643 Tehama Red Bluff Comment
  JEPS88096  Sherardia arvensis Vernon H. Oswald and Lowell Ahart 1996-5-20 7576 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC31247  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 0.5 mi from Crane creek, along the roadside on Hwy 36. Comment
  CHSC78859  Sidalcea diploscypha Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  UC204398  Sidalcea diploscypha A. A. Heller 1914-4-29 11336 Tehama near Pine Creek 8 mi s Vina; s of Vina Comment
  CHSC80224  Sidalcea hartwegii B. Castro; L. P. Janeway, G. Kuenster, S. Innecker, J. Lacey 2000-5-24 1183 Tehama Vicinity of Paskenta and Thomes Creek, on grassy flat overlooking S edge of creek. 303 Comment
  CHSC87360  Sidalcea hartwegii Lowell Ahart 2004-4-29 10780 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 523 Comment
  JEPS50053  Sidalcea hartwegii W. L. Jepson 1899-4-25 14071 Tehama Stiver's Ranch Crane Creek, Rosewood, Stiver's Ranch Comment
  UCD80457  Sidalcea hartwegii CNPS SN Foothill Team 2005-5-19 SNNR 0084 Tehama TNC Dye Creek Preserve, on the S side of the gulch, between Kingsley and Juniper Gulch, ca. 700 m E of rock wall. 241 Comment
  CHSC64712  Sidalcea hirsuta Vernon H. Oswald 1995-5-22 6746 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Scattered plants and localized populations in wet soil on the e side of Dales Lake. 213 Comment
  RSA756203  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  UC1949062  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood ranch of Salt Creek ca 17 airmiles WNW of Red Bluff; ca 1/2 mi S of Hwy 36 along creek Comment
  UCR123531  Sidalcea oregana subsp. spicata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6886 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
  CAS-BOT-BC213192  Sidalcea robusta Larry Berti 1980-4-25 1030 Tehama Ca. 1/2 mile from Crane Creek, along Highway 36. Comment
  CHSC105938  Silene antirrhina Lowell Ahart; John Dittes 2010-7-17 16873 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
  JEPS117347  Silene antirrhina Lowell Ahart, John Dittes 2010-7-17 16873 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
  UCR3531  Silene californica Frank C. Vasek 1964-8-5 640805- 02 Tehama North Coast Range, Stuart Gap 1500 Comment
  JEPS96738  Silene campanulata subsp. campanulata Dean W. Taylor 1997-5-29 16002 Tehama near Eagle Peak Lookout; 0.5 road miles south of the lookout 1097 Comment
  UC1299622  Silene campanulata subsp. campanulata Freed W. Hoffman 1949-7-20 3041 Tehama Regan Meadow Camp North Coast Ranges, Regan Meadow Camp (western Tehama County) Comment
  HSC82138  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4932 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  UC1618232  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CHSC64967  Silene laciniata subsp. californica Vernon H. Oswald; Lowell Ahart 1995-7-12 6998 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. On a roadside bank. 950 Comment
  HSC4173  Silene laciniata subsp. californica John L. Heywood, D. H. Norris 1968-3-31 1914 Tehama Hwy. 36, 17 mi. E of Shasta Co. line Comment
  HSC75358  Silene lemmonii J. O. Sawyer 1980-6-20 3570 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  UC1299506  Silene lemmonii Freed W. Hoffman 1950-7-3 3714 Tehama 1 mi ne White Rock Guard Station (western Tehama County); North Coast Ranges, ne of White Rock Guard Station Comment
  RSA90833  Silene lemmonii Milo S. Baker, H. K. Wagnon 1953-7-11 12821 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC39023  Silene occidentalis subsp. longistipitata R. M. Austin 1896-7-1 102 Tehama Colby. Comment
  SEINET10760841  Silybum marianum W. C. Muenscher, M. W. Muenscher 1939-4-10 Muenscher 15008 Tehama a weed in field, Corning Comment
  CHSC84306  Smilax californica Lowell Ahart; John Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS117391  Solanum americanum Lowell Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC68600  Solanum parishii Vernon H. Oswald; Lowell Ahart 1997-5-14 8417 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
  JEPS94383  Solanum umbelliferum Vernon H. Oswald and Lowell Ahart 1997-5-14 8417 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  CAS-BOT-BC157518  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles w. of Payne's Creek Comment
  CAS-BOT-BC58509  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles W of Paynes Creek Comment
  CAS-BOT-BC58510  Solanum umbelliferum R. Bacigalupi 1934-5-29 2408 Tehama Mendocino National Forest. Along Covelo-Paskenta road, between Eel River Ranger Station and Low Gap Ranger Station. About 17 miles E of Covelo. Comment
  CDA8719  Solidago californica L. Ahart, S. M. Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  CAS-BOT-BC365375  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadows Comment
  JEPS104138  Sonchus asper subsp. asper Lowell Ahart 2003-6-11 10237 Tehama On the w edges 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
  HSC22974  Sorghum halepense John Pratt 1970-6-20 3 Tehama 1 mi W of Dales on Hwy. 36. Comment
  CHSC40720  Spergularia rubra Pauleen Broyles 1982-6-2 692 Tehama The Nature Conservancy Vina Plains Preserve. S of barn. 60 Comment
  CHSC78825  Spergularia rubra Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  UC54350  Spiraea douglasii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4407 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC66594  Sp