Search Results — 2000 specimen records retrieved (1597 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET11404930  Abies X shastensis D. Charlet, R. Tausch 1995-9-28 2218 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. ridgeline between Blk Rock peak & N Yolly Bolly pk 2073 Comment
  CAS-BOT-BC78094  Abies magnifica John Thomas Howell 1960-8-19 36140 Tehama Brokeoff Mt. Trail 2590 Comment
  CHSC3403  Acer macrophyllum Alice L. Stoll 1966-4-30 144 Tehama Alongside Highway 32 ca. 13 miles S.W. of Childs Meadows. 1066 Comment
  UCD70186  Acer negundo D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore forests (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 Comment
  JEPS28770  Achillea millefolium George W. Gillett 1957-8-13 1067 Tehama south exposure of upper Brokeoff formation, rock-strewn Brokeoff Mountain; Lassen Volcanic National Park, Brokeoff Mountain 2743 Comment
  JEPS88341  Achillea millefolium Vernon H. Oswald and Lowell Ahart 1996-5-20 7580 Tehama BLM parcel along Hwy 36 ne Red Bluff (on banks of intermittent stream at ne end of parcel); Cascade Range Foothills 182 Comment
  CAS-BOT-BC18755  Achillea millefolium George Wilson Gillett 1957-8-13 1067 Tehama Brokeoff Mountain. 2743 Comment
  CHSC55648  Achnatherum lemmonii K. R. Stern 1986-5-21 8316 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC88599  Achnatherum lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  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
  UCD50594  Achnatherum lemmonii A. A. Beetle 1942-5-19 3289 Tehama Near Cold Fork. Cold Fork Experimental Plot. Comment
  UC1024348  Achnatherum lemmonii subsp. pubescens B. Crampton 1954-6-16 2000 Tehama w of Paskenta (Crane Mills main logging road); Round Mountain, Whitlock Camp 1219 Comment
  RSA93464  Achnatherum lemmonii var. lemmonii Milo S. Baker, H. K. Wagnon 1953-7-12 12865 Tehama 5.1 mi from Whitlock Camp. 1829 Comment
  SEINET245589 Image available Achnatherum nelsonii L. P. Janeway, Robert F. C. Naczi 2004-7-24 8184 Tehama Humboldt Summit. 2018 Comment
  JEPS28283  Achnatherum nelsonii subsp. dorei George W. Gillett 1957-8-18 1103 Tehama ca. 1/4 mi. above Sulphur Works Checking Station (lower portion Brokeoff Trail, Brokeoff Mt.); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2103 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
  UCD51046  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1940-7-10 2944 Tehama 12 miles west of Payne's Creek. 1097 Comment
Read comments
Jul 17 2009
  UCD51131  Achnatherum occidentale subsp. californicum J. I. Mallory 1957-8-28 170 Tehama 1/6 mile west of southwest Mill Creek Store, Lassen National Forest. 1402 Comment
  SEINET245592  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama Along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CHSC88958  Achyrachaena mollis Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  SEINET10971201  Achyrachaena mollis Mary Susan Taylor 1975-4-18 Taylor 488 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
  CHSC115554  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2015-8-5 20459 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC48514  Acmispon brachycarpus Vernon Oswald 1986-6-23 2148 Tehama M2 (23N01) 12.7 mi w of Paskenta. 1188 Comment
  CHSC67434  Acmispon parviflorus James D. Jokerst 1983-5-7 1741 Tehama Wurlitzer Ranch on the banks of Zimmershed Creek ca. 0.7 mi E of Meridian Rd. in area of old house site shown on UGS map. 103 Comment
  UC1873660  Acmispon parviflorus Barbara Ertter with James R. Shevock 1993-4-30 11608 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  JEPS75787  Aconitum columbianum Todd and Virginia Keeler-Wolf 1971-7-16 320 Tehama 1/4 mi. n.e. Shell Mt.; Yolla Bolly Mts. 1889 Comment
  CAS-BOT-BC412922  Aconogonon davisiae H. F. Copeland 1920-7-8 45 Tehama On summit. Divide between Butte, Plumas asnd Tehama Co's 1828 Comment
  CHSC75379  Aesculus californica Ben Myhre 1997-4-14 1 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  RSA66673  Agastache urticifolia P. A. Munz 1951-7-26 16934 Tehama SouthYolla Bolly Pk., just below summit. 2439 Comment
  CHSC78590  Agoseris heterophylla J. Marr; C. Warren 1998-5-19 Tehama West of Orland, vicinity of Newville, Garland Road and Mendocino NF land. 243 Comment
  CAS-BOT-BC13190  Agoseris monticola Hans Leschke 1952-9-5 1866 Tehama Summit ridge of Mt. Conard [Conrad] 2468 Comment
  CAS-BOT-BC127396  Agrostis exarata W. B. Cooke; V. G. Cooke 1976-10-11 53550 Tehama Lassen Volcanic National Park. Lower Brokeoff Mountain trail. 2362 Comment
  CHSC102680  Agrostis exarata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16347 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  UC1112863  Agrostis exarata Douglas Barbe 1955-7-16 162 Tehama on sw slope of ridge leading to Oven Lid (in meadow at Somerset) 1767 Comment
  UCD52286  Agrostis exarata Dean W. Taylor 1976-7-8 6035 Tehama drainage of Cub Cr. upstream from jct. with Deer Cr. along Highway 32. 1188 Comment
  UCD80503  Agrostis exarata CNPS SN Foothill Team 2005-6-6 SNNR 0210 a Tehama TNC Dye Creek Preserve, northwest of where Ballard Springs Road crosses the first seasonal creek past Rim Road. 374 Comment
  CDA15410  Agrostis hendersonii G. F. Hrusa, J. Hart 1998-5-1 14408 Tehama Sacramento Valley; Margins of shallow vernal pools on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. approaching the lower limit of Quercus douglasii woodland. Annual, fairly common here. Comment
  UCD148655  Agrostis hendersonii G. F. Hrusa; J. Hart 1998-5-10 14408 Tehama south side of Coyote Creek, Coyote Creek Conservation Area, approximately 1 mile west of Paskenta Road. 100 Comment
  SEINET6843437  Agrostis idahoensis var. idahoensis Robert A. Evers, Clara V. Evers 1975-8-23 115009 Tehama 2 miles (3.2 km) west of Mineral. Comment
  JEPS95719  Agrostis microphylla Vernon H. Oswald and L. Ahart 1995-5-9 6712 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 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
  CHSC115795  Agrostis variabilis Lowell Ahart; John Dittes 2015-8-5 20449 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
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC96626  Aira caryophyllea Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13628 Tehama On the east 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
  SEINET11689121  Aira caryophyllea Unknown 1982-1 379 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Rd 63 Comment
  UC1731159  Alisma plantago-aquatica subsp. brevipes Dean W. Taylor 1991-6-14 11912 Tehama Spring Branch, ca. 1 mile S of Manton Road (Spring Branch Road) aoong PG&E natural gas pipeline route 286 Comment
  CHSC116165  Alisma triviale Lowell Ahart; John Dittes 2015-6-22 20266 Tehama East of the home and corrals, north of Lassen Road, about 1.2 miles east 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. 71 Comment
  CHSC64569  Allium amplectens Vernon H. Oswald; Lowell Ahart 1995-4-10 6618 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. 207 Comment
  CHSC84260  Allium amplectens Lowell Ahart; John Dittes 2003-6-11 10270 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
  CHSC84331  Allium amplectens Lowell Ahart 2003-8-11 10489 Tehama Near a small drainage, burned area on the west side of road M2, about 7.5 miles west of Paskenta. 702 Comment
  JEPS56355  Allium amplectens W. L. Jepson 1899-4-25 Tehama Stivers' Ranch and Rosewood Comment
  CAS-BOT-BC462235  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-22 1855 Tehama 7 miles e. of Paynes Creek Comment
  POM204052  Allium amplectens L. S. Rose 1934-4-22 34246 Tehama 4 miles E of Paynes Creek. Comment
  RSA424690  Allium amplectens Aaron Liston, M. A. Blumler 1987-4-24 654 -5 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  SEINET8112100  Allium amplectens B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  SEINET3883862  Allium bolanderi D. W. McNeal 1981-5-5 2469 Tehama Above Hwy. #36, 13.7 mi. s.e. of the jct. of Co. Hwy. #A16 at Platina.; 0 Comment
  UC1001327  Allium campanulatum Louise Kellogg 1952-7-16 67 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  SEINET198085  Allium campanulatum L. Kellogg 1952-7-16 67 Tehama Mendocino National Forest ; N Coast Ranges Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2134 Comment
  CHSC101418  Allium falcifolium David Isle 1992-5-19 1562 Tehama Peak of Forks Ridge. 1880 Comment
  HSC75399  Allium falcifolium J. O. Sawyer, K. A. Sawyer 1980-6-18 3565 Tehama Humboldt Trail E of Low Gap 1829 Comment
  UC1037365  Allium falcifolium Douglas Barbe 1955-7-16 167 Tehama e ridge leading to summit of South Yolla Bolly (Mt. Linn) 2286 Comment
  UC1051692  Allium falcifolium Helen K. Sharsmith 1953-6-23 4343 Tehama Ball Mountain Road 0.5 mi below Eagle Peak Road; Inner North Coast Ranges, Mendocino National Forest 1219 Comment
  CAS-BOT-BC474070  Allium platycaule D. Showers 1980-7-19 DS 4381 Tehama Ridge below Windy Point, Diamond Peak, Lassen Volcanic National Park Comment
  JEPS96564  Allium sanbornii var. sanbornii Dean W. Taylor 1997-7-24 16150 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  CDA14190  Allium triquetrum S. McNeill 1998-3-17 s.n. Tehama Red Bluff. 0 Comment
  CHSC109202  Allophyllum divaricatum B. Castro; L. P. Janeway 2004-5-30 1463 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. 999 Comment
  RSA93515  Allophyllum gilioides Milo S. Baker 1953-4-26 12569 Tehama 5 mi. W. of Paskenta in foothill at burn elevation somewhat higher than Paklenta. 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
  CAS-BOT-BC138149  Alopecurus aequalis var. aequalis John Thomas Howell 1960-8-20 36223 Tehama Lassen Volcanic National Park. Morgan. 1463 Comment
  CHSC107235  Alopecurus saccatus Lowell Ahart; John Dittes 2011-6-9 17434 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  HSC93663  Alopecurus saccatus G. Fred Hrusa, J. Hart 1998-5-10 14421 Tehama Coyote Creek Conservation Area, .25 mi. S of Coyote Crk., 1 mi. W of Paskenta Rd. 100 Comment
  CHSC48311  Alyssum desertorum Vernon Oswald 1986-3-6 1048 Tehama Round Valley Rd. 2.2 mi sw of Paskenta. Roadside. 274 Comment
  CHSC66298  Amaranthus albus Vernon H. Oswald 1996-6-27 7899 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 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
  CDA34743  Ambrosia artemisiifolia L. Ahart, John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  JEPS104429  Ambrosia artemisiifolia Lowell Ahart 2003-9-17 10567 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
  CHSC59168  Ambrosia psilostachya Vernon H. Oswald 1992-9-29 5226 Tehama Hwy 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  UC1178278  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and G. T. Robbins 1956-4-18 676 Tehama about a mi e of Red Bluff (on Hwy 99E to Chico) Comment
  CHSC65718  Amsinckia lycopsoides Vernon H. Oswald; Lowell Ahart 1996-4-3 7314 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along Gyle Rd. near the NW corner of the reserve. 103 Comment
  UC614661  Amsinckia lycopsoides L. Constance, J. L. Morrison 1938-5-1 2182 Tehama low hills at Paskenta; Inner North Coast Ranges 304 Comment
  RSA32740  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama Along U.S. Highway #99W, 1 mile south of Proberta. Comment
  CHSC79698  Amsinckia menziesii L. P. Janeway; B. Castro 2000-4-21 6668 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  CHSC75355  Amsinckia menziesii var. menziesii Ben Myhre 1997-3-31 22 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC87364  Anagallis arvensis Lowell Ahart 2004-4-29 10800 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  UCD18767  Anagallis minima Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 60 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CAS-BOT-BC45084  Anaphalis margaritacea John Thomas Howell 1960-8-18 36101 Tehama Sulphur Works Checking Station 2011 Comment
  CHSC48124  Anaphalis margaritacea Vernon Oswald 1984-7-16 1604 Tehama 29N22, 1.9 mi W of Hwy 89 (to Lassen Park). 1889 Comment
  UC891415  Anaphalis margaritacea Alice Eastwood Aug 22 1912-Aug 26 1912 1775 Tehama trail from Morgans Spring; Lassen Butte Region Comment
  CHSC91014  Ancistrocarphus filagineus David W. Isle 1995-5-2 1053 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC83380  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-13 7440 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Thomes Creek, and Round Valley Road. 335 Comment
  UC1036146  Anemone drummondii George W. Gillett 1953-7-3 263 Tehama 0.25 mi. above Diamond Point (near Diamond Peak, above rd.); Lassen Volcanic Nat'l Park 2255 Comment
  CAS-BOT-BC391823  Anemone drummondii George W. Gillett 1953-7-3 263 Tehama Lassen Volcanic National Park. 0.25 mile above Diamond Point. Near Diamond Peak 2255 Comment
  RSA115249  Anemone multifida George W. Gillett 1953-7-3 263 Tehama Tehama county: Rock crevices above road, 0.25 mile above Diamond Point, Near Diamond Peak. 2256 Comment
Read comments
Oct 28 2009
  SEINET10721350  Antennaria David B. Dunn 1971-8-15 Dunn 18166 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  CAS-BOT-BC63864  Antennaria argentea Alice Eastwood; John Thomas Howell 1941-7-9 9755 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1245136  Antennaria geyeri J. M. Tucker and L. K. Mann 1959-7-19 3559 Tehama se side of South Yolla Bolly Mountain 2255 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
  CHSC56270  Antennaria rosea subsp. rosea K. R. Stern 1986-5-21 8292 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA759885  Antirrhinum cornutum Barbara Ertter, Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch] about 15 air miles west-northwest of Red Bluff 213 Comment
  UC1949183  Antirrhinum cornutum Barbara Ertter with Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; streambed of Long Gulch in SE corner of ranch Comment
  CHSC110171  Antirrhinum subcordatum Daniel Slakey; CNPS volunteers 2012-5-22 11 Tehama 435 Comment
  CHSC64492  Antirrhinum subcordatum J. Molter 1993-6-9 739 b Tehama Adjacent to Little Grizzly Cr. 396 Comment
  CHSC80694  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC92156  Antirrhinum subcordatum J. Molter 1993-7-26 765 b Tehama Along abandoned rd. 640 Comment
  UC1949179  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; steep S-facing side of ridge S of pasture Comment
  CHSC62647  Aphanes occidentalis Vernon H. Oswald; Lowell Ahart 1994-3-8 5976 Tehama Burris Creek Arm of Black Butte Lake at the shoreline near the E end of Morrison Bryant Rd. 144 Comment
  CHSC64368  Aphanes occidentalis Vernon H. Oswald; Lowell Ahart 1995-3-19 6525 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. 210 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
  CHSC56315  Aphyllon purpureum K. R. Stern 1986-5-21 8269 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC65967  Aphyllon purpureum Vernon H. Oswald; Lowell Ahart 1996-4-23 7433 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope of Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 167 Comment
  CHSC77913  Apocynum cannabinum Beth Hendrickson; Jean Witzman 1999-5-21 Tehama Vicinity of South Fork Cottonwood Creek. 320 Comment
  CHSC54001  Arabidopsis thaliana Vernon H. Oswald 1991-4-3 4478 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
  JEPS85651  Arabis breweri var. breweri Virginia Bailey 1938-4-16 Tehama 5 mi w. Paskenta (on Paskenta-Covelo road) Comment
  HSC100147  Arabis platysperma Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  RSA0129804  Arabis platysperma P. A. Munz 1951-7-26 16953 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  CAS-BOT-BC17381  Arabis pycnocarpa var. pycnocarpa P. A. Munz 1951-7-26 16942 Tehama South Yolla Bolly Peak. Square Lake, north base. 2133 Comment
  UC1078847  Arceuthobium americanum Job Kuijt 1957-5-21 1355 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
Read comments
Jul 27 2009
  UC1078848  Arceuthobium campylopodum Job Kuijt 1957-5-21 1356 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  UCD101993  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-9 59 Tehama 3 miles east of Payne's Creek, State Highway 36. 701 Comment
  CAS-BOT-BC23937  Arctostaphylos canescens subsp. canescens Milo S. Baker 1943-8-8 10642 Tehama Halfway between Log Spring Ranger Station and Government Flat. 1676 Comment
  CAS-BOT-BC23938  Arctostaphylos canescens subsp. canescens Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  HSC70138  Arctostaphylos canescens subsp. canescens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4464 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  SEINET11984886  Arctostaphylos elegans R. Gankin, Hildreth, W. R. 1966-1 708 Tehama on summit of Round Mountain Comment
  UCD51903  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 709 Tehama On summit of Round Mountain. Comment
  UCD51961  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 710 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
  UC1039821  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 33 Tehama two mi sw Steamboat Point; Quad 40 B-1 548 Comment
  UC1039822  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 32 Tehama two mi sw Steamboat Pt.; Quad 40 B-1 548 Comment
  UC704290  Arctostaphylos manzanita subsp. manzanita Frank A. Pitelka 1943-6-15 205 Tehama 2 mi se Beegum 502 Comment
  UC83009  Arctostaphylos manzanita subsp. manzanita Elizabeth Hermann 1903-3-1 3170 Tehama Red Bluff Comment
  UCD22548  Arctostaphylos manzanita subsp. roofii James I. Mallory 1970-1-28 371 Tehama Jellys Ferry Road overlooking Sacramento River about 100 ft. below. 121 Comment
  JEPS109974  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor 2007-3-23 20105 Tehama Digger Butte (4 air miles E of Manton) 1103 Comment
  CAS-BOT-BC39954  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen, above Mineral 2438 Comment
  CAS-BOT-BC39995  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge Comment
  HSC7659  Arctostaphylos nevadensis Freed W. Hoffman 1947-6-23 1632 Tehama Near Government Flat 797 Comment
  UC412768  Arctostaphylos nevadensis W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
Read comments
Jul 5 2009
  CAS-BOT-BC44485  Arctostaphylos patula Alice Eastwood; John Thomas Howell 1934-4-22 1878 Tehama 4 miles w. of Payne's Creek Comment
  CHSC105949  Arctostaphylos patula Lowell Ahart; John Dittes 2010-7-17 16878 Tehama About 50 yards east of the gate, about 90 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 829 Comment
  RSA40228  Arctostaphylos patula J. T. Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles W of Ranger Station Comment
  UC1052007  Arctostaphylos patula R. Manning 1954-2-24 5 Tehama Inskip Lookout road Quad 33-B-3 609 Comment
  UC1052008  Arctostaphylos patula R. A. Manning 1954-2-24 4 Tehama Inskip Lookout rd Quadrangle 33-B-3 (on very old burn) 762 Comment
  UCR122871  Arctostaphylos patula Susanne M. James 1980-4-23 124 Tehama Highway 32, 1.4 mi south of Lassen N. F. boundry, 5.0 mi south of Potato Patch Camp Ground Comment
  SEINET11987216  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1980-1 3848 Tehama Tilden Botanic Garden, Berkeley, orig. seedling from Burney Falls State Park Comment
  CHSC88582  Arctostaphylos viscida subsp. pulchella L. P. Janeway 2001-6-10 7133 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  CHSC105492  Arctostaphylos viscida subsp. viscida Lowell Ahart; John Dittes 2010-7-17 16877 Tehama On dry red rocky soil, just south of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 829 Comment
  RSA66392  Arenaria congesta var. crassula P. A. Munz 1951-7-18 16622 Tehama [County: Tehama-Trinity line]; North-facing slope of North Yolla Bolly Peak; North Yolla Bolly Mts. 1982 Comment
  CHSC68700  Argemone munita subsp. munita Vernon H. Oswald; Lowell Ahart 1997-5-14 8459 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) south of Moak Trailhead. 1121 Comment
  UCD56507  Aristida oligantha Rimo Bacigalupi; C. L. Custer, G. T. Robbins 1954-8-14 4808 Tehama along U.S. Highway 99, 9.7 miles north of Red Bluff and 6.3 miles south of Cottonwood. 213 Comment
  SEINET10868639  Aristida oligantha Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7063 Tehama T29N R2W NE1/4 SW1/4 Sec Cascade Range foothills, Valley and Foothill Grassland (Wildflower Field), stony Tuscan loma. W side of Manton Rd. (A6) ca. 1.5 mi of Dales Station on Hwy, 36, ca. 14 mi NE of Red Bluff. 213 Comment
  CHSC81337  Aristida ternipes var. hamulosa L. P. Janeway; Shirley Innecken 2001-5-16 7045 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  CHSC65695  Aristolochia californica Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7266 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff; along Paynes Creek in NE corner of the plateau. 152 Comment
  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
  CHSC60305  Arnica discoidea Mary Ann Showers 1992-6-26 2577 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC114594  Arnica discoidea B. Adamson 1979-7-10 247 /14/198 Tehama Shasta-Trinity National Forests, Yolla Bolla R.D., Pole Corral Creek. 1615 Comment
  CAS-BOT-BC90260  Artemisia douglasiana Alice Eastwood 1912-8-22 1931 Tehama Payne Creek, Lassen Butte Region Comment
  JEPS29580  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama near Lassen National Volcanic Park; Morgan 1463 Comment
  CHSC31487  Asarum caudatum T. Spira; R. Thode 1978-7-27 Tehama Pole Corral Gap area, w of Little Red Mountain, Shasta-Trinity NF-Yolla Bolla RD. Comment
  RSA261483  Asarum hartwegii Susan MacLeod 1974-5-19 22 Tehama 2.2 miles east of Butte Meadows turnoff on State Highway 32, Big Chico Creek 1067 Comment
  CHSC27337  Asclepias eriocarpa T. B. Devine 1977-7-3 433 Tehama Growing ca. .5 mi w of Reservoir on road s of Pine Creek. 121 Comment
  CHSC64860  Asclepias eriocarpa Vernon H. Oswald 1995-6-30 6948 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 201 Comment
  CHSC77526  Asclepias eriocarpa B. Castro; H. West 1999-6-1 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 196 Comment
  CHSC63375  Asclepias solanoana Vernon H. Oswald 1994-6-11 6266 Tehama Tedoc Rd. (Forest Rd. 45) 3.8 mi S of Pattymocus Lookout Rd., 2.2 mi N of Tedoc Gap, W of Red Bluff and S of Platina. 1359 Comment
  HSC39133  Asclepias solanoana Gary S. Lester 1974-6-30 340 Tehama Slopes of Tedoc Mtn. along the Tedoc Gap Rd. 1524 Comment
  HSC81962  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1979-6-25 4887 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC61391  Aspidotis densa Vernon H. Oswald; Lowell Ahart 1993-8-18 5850 Tehama E slope of Mt. Conard near the S boundary of the park. Lassen Volcanic National Park. 2078 Comment
  HSC74849  Aspidotis densa J. P. Smith, Thomas W. Nelson 1978-7-22 10037 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 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
  CHSC105911  Aster brickellioides B. Castro; L. P. Janeway 1999-8-24 1034 P 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
  RSA724826  Aster integrifolius L. Ahart 2006-9-9 13258 Tehama About 100 yards east of Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 air miles northeast of Butte Meadows 1526 Comment
  CDA26634  Astragalus clevelandii L. Ahart 2004-6-3 11151 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  JEPS75794  Astragalus clevelandii Todd and Virginia Keeler-Wolf 1973-8-25 516 Tehama about 1/8 mi n Patton Mill (Yolla Bolly Mountains); , n of Patton Mill 1188 Comment
  CHSC57804  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1992-4-21 4916 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 17.6 mi (odometer) E of Hwy. 99, 1.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) S of Paynes Creek. 725 Comment
  JEPS54664  Astragalus gambelianus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  CAS-BOT-BC186838  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1934-4-22 1867 Tehama 4 miles e. of Payne's Creek Comment
  CHSC64527  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1995-4-10 6626 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a cutbank along Manton Rd, just s of Inks Creek Rd. 213 Comment
  CHSC75268  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1999-4-21 9701 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  JEPS88443  Astragalus pauperculus Vernon H. Oswald and Lowell Ahart 1996-4-8 7342 Tehama BLM parcel along Hyw. 36 n.e. Red Bluff (mudflow on s. side of gravel rd. 1.3 mi. w. of parking lot on Hwy. 36); Cascade Range Foothills, Hog Lake Plateau 268 Comment
  JEPS88615  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-3-28 1472 Tehama n side of unnamed e-draining dry creek ca 1.5 km n Thomes Creek (ca 6.5 air km nne of 325' elev on Jewett Creek, 7 air km nnw of Corning, ca 10 m e of gas pipeline); n of Thomes Creek, nne Jewett Creek, nnw of Corning 96 Comment
  RSA0006840  Astragalus pauperculus R. C. Barneby 1954-5-15 11496 Tehama 4 miles SW of Dales. 198 Comment
  RSA0006841  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  CAS-BOT-BC193061  Astragalus purshii var. tinctus Douglas Barbe 1955-7-16 184 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mt. Linn) 2286 Comment
  UCD105257  Astragalus purshii var. tinctus J. M. Tucker; L. K. Mann 1959-7-19 3551 Tehama South of Yolla Bolly Mountain, ca. 1/2 mile east of summit. 2286 Comment
  CHSC56642  Astragalus rattanii var. jepsonianus Kate A. Hanson 1977-3-31 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km west-northwest of Corning. 450 Comment
  CHSC76756  Astragalus rattanii var. jepsonianus L. P. Janeway; B. Castro 1999-5-18 6442 Tehama Small side drainage/ ravine, vicinity of Red Bank Creek and Sunflower Gulch. 292 Comment
  HSC81949  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4884 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS101730  Astragalus whitneyi var. siskiyouensis Dean W. Taylor 1972-6-18 1512 b Tehama Tedoc Mountain summit 1371 Comment
  CHSC95127  Asyneuma prenanthoides L. P. Janeway 2006-6-25 8713 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  RSA66355  Athyrium filix-femina subsp. cyclosorum P. A. Munz 1951-7-27 16964 Tehama South base of South Yolla Bolly Peak 2104 Comment
  CAS-BOT-BC66014  Athyrium filix-femina var. cyclosorum P. A. Munz 1951-7-27 16964 Tehama south base of South Yolla Bolly Pk 2103 Comment
  JEPS127315  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21359 Tehama About 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  CHSC68941  Athysanus pusillus Vernon Oswald; Lowell Ahart 1997-7-7 8666 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  CHSC68799  Balsamorhiza deltoidea Vernon H. Oswald; Lowell Ahart 1997-6-10 8563 Tehama Between Paskenta and Covelo on M2 (23N69) 0.6 mi north of its junction with the road to Wells Cabin Campground (24N02). 1828 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
  CHSC75259  Barbarea verna Vernon H. Oswald; Lowell Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 762 Comment
  CHSC14129  Berberis aquifolium var. dictyota L. V. Ritter 1969-4-19 190 Tehama E side of Forward Rd., 1 Mi. ne of Manton. 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
  CDA32024  Bidens cernua var. cernua L. Ahart, J. Dittes, J. Guardino 2009-8-27 16305 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  CAS-BOT-BC413085  Bistorta bistortoides John Thomas Howell 1960-8-21 36299 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UCD18771  Blennosperma nanum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 64 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  JEPS22651  Blennosperma nanum var. nanum Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6285 Tehama 2 mi w, 1/2 mi w of US Hwy 99, 7 mi s of Corning Kirkwood; Kirkwood Plains 73 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
  CHSC34562  Boechera breweri R. E. Preston 1981-6-17 93 Tehama E side of ridge; ca. 2 km ne of Jonesville, Butte Co. 1385 Comment
  CHSC65451  Boechera platysperma Vernon Oswald 1986-7-24 2225 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. On flat overlooking Forest Lake. 2316 Comment
  CAS-BOT-BC14422  Boechera platysperma Milo S. Baker 1940-8-13 9807 Tehama Cliff near Government Flat. Comment
  CAS-BOT-BC14727  Boechera repanda Walter Knight; Irja Knight 1968-7-6 2564 Tehama Government Flat. 1783 Comment
  CAS-BOT-BC465573  Boechera subpinnatifida Julie Kierstead Nelson; Brad Rust 2015-3-27 2015 -006 Tehama East slope of Tedoc Mountain, SE Klamath Range, rock outcrop E of Forest Svc Rd 28N05 1481 Comment
Read comments
Jun 25 2018
  UCD114484  Boechera subpinnatifida D. W. Taylor; G. L. Stebbins, L. Heckard 1972-6-18 1510 Tehama Tedoc Mt. 1371 Comment
  RSA41189  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2256 Tehama Near Vina. Comment
  RSA41193  Boisduvalia stricta Robert F. Hoover 1938-6-10 3589 Tehama Coyote Creek bridge south of Red Bluff. Comment
  UC1751230  Botrychium ascendens Timothy B. Devine 1985-7-7 841 b Tehama beside Willow Creek about 1 mi N of jct with road to Colby Mountain Lookout 1584 Comment
  UC1751223  Botrychium minganense Timothy B. Devine 1985-7-7 841 a Tehama beside Willow Creek 1 mi N of jct with road to Colby Mt. Lookout 1584 Comment
  JEPS75823  Botrychium simplex Todd and Virginia Keeler-Wolf 1975-8-10 651 Tehama 1/4 mi E of Howells Camp; Yolla Bolly Mountains 1889 Comment
  UC1606342  Botrychium simplex Barbara Ertter 1991-9-2 10765 Tehama ca. 16 airmiles e Covelo (0.5 mi n of Wells Cabin Campground on ridge rd, springs at head of Burnt Creek); sw Tehama Co., e side Anthony Peak 1889 Comment
  HSC36125  Boykinia occidentalis Judith G. Dickson 1973-7-2 Tehama N Yolla Bolly Mtns., S Fork Beegum Creek, Beegum Basin 1524 Comment
  JEPS118027  Brachypodium distachyon Lowell Ahart, John Dittes 2011-6-9 17466 Tehama On gravel bar on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  HSC100749  Brickellia californica Lowell Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek at Tehama-Vina Rd. crossing, 1.2 (air) mi. E of the Sacramento River, 3.4 (air) mi. SE of Los Molinos (High School), and 3 (air) mi. NW of Vina. 58 Comment
  JEPS96083  Brickellia californica Vernon H. Oswald and Lowell Ahart 1996-9-4 8254 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
  HSC81834  Brickellia greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5054 Tehama Along ridge at Pole Corral Gap 1311 Comment
  CAS-BOT-BC127683  Brickellia greenei Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2562 Tehama At base of rim rock, north east facing exposure. Government Flat 1828 Comment
  UC816102  Briza minor E. O. Wooton 1913-4-6 Tehama Red Bluff Comment
  RSA183019  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24648 Tehama 16.5 mi W of Red Bluff on state 36. Comment
  UCD77147  Brodiaea coronaria Robert E. Preston 2003-5-31 2152 Tehama Ca. 1.25 mi NNE of Dales, at Dales Lake 213 Comment
  SEINET12050637  Brodiaea coronaria Unknown 1982-1 605 Tehama Nature Conservancy Vina Plains Preserve, 0.5 km S of Lassen Rd 61 Comment
  CHSC64928  Brodiaea coronaria subsp. coronaria Vernon H. Oswald; Lowell Ahart 1995-6-13 6854 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. 213 Comment
  JEPS97405  Brodiaea coronaria subsp. coronaria Vernon H. Oswald 1995-6-13 6854 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, adobe clay 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 213 Comment
  CHSC27816  Brodiaea elegans Anne E. Kilkenny 1978-4-23 17 Tehama Ca. 12 mi ne of Chico, 1/2 mi se of jct of US 99 and Haille Rd. 60 Comment
  UC1950250  Brodiaea elegans Barbara Ertter 1991-5-19 9885 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 Comment
  RSA376762  Brodiaea elegans subsp. elegans George Willet 1935-6-29 s.n. Tehama E of Red Bluff. 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
  CAS-BOT-BC484513  Brodiaea minor Alice Eastwood; John Thomas Howell 1934-4-22 1884 Tehama 5 miles of Red Bluff Comment
  CAS-BOT-BC484570  Brodiaea minor John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53453 Tehama 0.3 mile S of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  RSA759783  Brodiaea minor Barbara Ertter 1991-5-19 9873 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  SEINET12046118  Brodiaea minor E. J. Miller 1978-1 24 Tehama 1 km W of Sacramento River at Woodson Bridge 59 Comment
  CHSC90023  Brodiaea nana Ross Rowland 2001-4-17 47 Tehama On edge of Hog's Lake vernal pool. About 50 yards east of parking area. 575380mE/4459140mN/zone 10N. 263 Comment
  UC1950237  Brodiaea rosea Barbara Ertter with Brad Olson 1991-7-4 10217 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning Comment
  CAS-BOT-BC144157  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3355 Tehama Thomes Creek ca. 1 mile east of Paskenta. 219 Comment
  CHSC88255  Bromus carinatus var. carinatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  HSC102684  Bromus catharticus J. P. Smith 2013-5-5 13698 Tehama Walnut orchard on the outskirts of Vina. 68 Comment
  JEPS88304  Bromus commutatus Vernon H. Oswald and Lowell Ahart 1996-5-20 7606 Tehama ne of Red Bluff (Cascade Range Foothills, Hog Lake Plateau, BLM parcel along Hwy 36, along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  UCD58482  Bromus commutatus A. A. Beetle 1942-5-19 3280 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CHSC75423  Bromus diandrus Ben Myhre 1997-4-14 32 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC89013  Bromus diandrus A. Peterson 2003-4-19 47 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  HSC31979  Bromus diandrus Donald Spalinger 1974-5-5 50 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  UCD59482  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles N of Red Bluff. Comment
  CHSC20334  Bromus hordeaceus Larry Berti 1969-4-21 45 Tehama North face of Antelope Creek Canyon. Ca. 12 mi w of Red Bluff. From the dam to ca. 3 mi upstream from dam. 213 Comment
  CHSC88848  Bromus hordeaceus A. Peterson 2003-4-19 45 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
  JEPS122127  Bromus hordeaceus Lowell Ahart, John Dittes 2014-5-16 19489 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
  UCD58651  Bromus hordeaceus W. L. Jepson 1899-4-25 s.n. Tehama Stivers Ranch. Comment
  CHSC66061  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1996-5-6 7508 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC66062  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1996-5-6 7509 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC96656  Bromus madritensis subsp. rubens Lowell Ahart 2007-5-8 13754 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
  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
  CHSC64930  Bromus sterilis Vernon H. Oswald; Lowell Ahart 1995-6-13 6856 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the s side of the basalt ridge at the w boundary. 195 Comment
  UC1112867  Bromus suksdorfii Douglas Barbe 1955-7-16 181 Tehama leading to summit of South Yolla Bolly (Mount Linn), West Tehama County South Yolla Bolly 2286 Comment
  UCD59953  Bromus tectorum A. A. Beetle 1944-5-22 3010 Tehama Button Canyon near Beegum. Comment
  UCD59950  Bromus tectorum var. glabratus A. A. Beetle 1942-5-19 3286 Tehama 5 miles N of Cold Fork Comment
  RSA90465  Calandrinia breweri Milo S. Baker 1953-5-9 12590 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  CHSC64397  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1995-3-6 6520 Tehama Cascade Range Foothills, Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered in gravel along the s edge of Inks Creek Rd. 213 Comment
  CHSC96537  Calandrinia ciliata Lowell Ahart 2007-5-8 13763 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
  CHSC40706  Callitriche hermaphroditica Pauleen Broyles 1983-4-16 898 Tehama The Nature Conservancy Vina Plains Preserve. Sheep Camp Ditch, nw of barn. 60 Comment
  CHSC49832  Callitriche hermaphroditica Vernon H. Oswald 1990-4-8 4154 Tehama Leininger (Keefer) Rd, ca. 0.5 mi n of its junction with Lassen Rd and Hwy 99 in southern Tehama Co. In a roadside ditch on the east side of a large vernal pond. 70 Comment
  CHSC66109  Callitriche hermaphroditica Vernon H. Oswald; Lowell Ahart 1996-4-29 7484 Tehama Northwest side of Sacramento Valley. Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In the farm pond located on the S boundary. 105 Comment
  CHSC96376  Callitriche hermaphroditica Lowell Ahart 2007-4-3 13610 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC78823  Callitriche marginata Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC79275  Callitriche marginata B. Castro; C. Warren 2000-4-13 1071 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 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
  HSC74846  Calocedrus decurrens J. P. Smith, Thomas W. Nelson 1978-7-22 10034 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  SEINET3885026  Calochortus coeruleus var. fimbriatus Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 Comment
  RSA125981  Calochortus luteus E. K. Balls 1957-5-24 22536 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  SEINET12765230  Calochortus monophyllus Barbara Ertter 1990-5-13 8945 Tehama 0.1 mi W of Lassen Lodge fire station on Hwy 36, ca 7 1/2 mi W of Mineral.; 0 1219 Comment
  UC648403  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-16 1744 Tehama 7 mi n Mineral (on road to Viola); Dry Lake Comment
  HSC15357  Calochortus superbus R. S. White 1965-5-15 84 Tehama 20 mi. E of Red Bluff on Hwy. 36 Comment
  RSA49232  Calochortus superbus Philip A. Munz 1949-5-14 13196 Tehama 5 miles N of Red Bluff Comment
  JEPS105984  Calochortus uniflorus Lowell Ahart 2004-4-29 10799 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  UC1732951  Calochortus vestae Kay H. Beach, Frank Gould 1940-5-16 640 Tehama vicinity of Red Bluff. Comment
  CHSC115813  Caltha leptosepala Lowell Ahart; John Dittes 2015-8-6 20518 Tehama About 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CDA10557  Calycadenia ciliosa Vernon H. Oswald & Lowell Ahart 1998-7-28 9366 Tehama Highway 36 ca. 32.6 miles west of old Highway 99 in Red Bluff, 7.4 miles east of the Tehama-Shasta county line at Beegum Creek. Comment
  RSA699254  Calycadenia ciliosa L. Ahart, Samantha Mackey Hillaire 2004-7-9 11210 Tehama Near fence, on north side of 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 air miles east of Red Bluff 655 Comment
  RSA255538  Calycadenia ciliosa Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy. A5 on Hwy. 36, along Dry Creek 213 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
  CHSC60486  Calycadenia fremontii Joe J. Molter 1991-5-16 725 Tehama Approx. 9 miles NW of Red Bluff on west side of Tuscan Buttes. Comment
  CHSC71523  Calycadenia fremontii Vernon H. Oswald; Lowell Ahart 1998-7-28 9366 Tehama Hwy. 36 ca. 32.6 mi west of old Hwy. 99 in Red Bluff, 7.4 mi east of the Tehama-Shasta county line at Beegum Creek. 390 Comment
  CHSC77531  Calycadenia fremontii B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1030 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 341 Comment
  JEPS103457  Calycadenia fremontii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  UCD129779  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama south side of Coyote Creek, Coyote Creek Conservation Area, approximately 1.5 miles west of Paskenta Road. 130 Comment
  CAS-BOT-BC273279  Calycadenia fremontii R. L. Carr 1978-7-6 2114 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi E of Tedoc Rd jct, ca. 40 mi NW of Red Bluff Comment
  CAS-BOT-BC273395  Calycadenia fremontii G. D. Carr 1971-9-18 663 Tehama NW of Red Bluff on Hwy 36, 6.0 mi W of its jct with Vestal Rd (just W of Ball Rd) 473 Comment
  CAS-BOT-BC273399  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Rd), 0.6 mi S of Luce and Griswald Rds (ca. 13 mi SW of Cottonwood) 191 Comment
  CAS-BOT-BC273401  Calycadenia fremontii H. M. Hall 1930-9-26 12899 Tehama 2 miles south of Proberta Comment
  UC1876202  Calycadenia fremontii Gerald D. Carr 1973-7-2 746 Tehama 1.5 mi S of Vestal Rd. on Weemasoul Rd. 381 Comment
  UC1971676  Calycadenia fremontii 1977-7-4 2025 Tehama Hwy 36, ca. 7.9 mi NE of jct with Hwy 99 (E of Red Bluff), milepost 61.8 (2.2 mi W of Paynes Road 458 Comment
  UC1971700  Calycadenia fremontii 1980-9-12 2199 Tehama N of Red Bluff on Jelly Ferry Road, 2.3 mi N of Bend Ferry Road, at mailbox of Nunes Ranch, Route 1, Box 3550, along a dry creek crossing 122 Comment
  UC1971723  Calycadenia fremontii 1978-7-6 2110 Tehama At jct of Tedoc Road and Hwy 36 near Beegum, ca 40 mi W of Red Bluff 561 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
  UCD129755  Calycadenia fremontii Gerald D. Carr 1974-9-11 775 Tehama 0.1 mile northeast of Long Hollow Road on Black Butte Road. 548 Comment
  UCD129764  Calycadenia fremontii R. L. Carr 1978-7-6 2110 Tehama at juction of Tedoc Road and Hwy 36 near Beegum, ca. 40 miles west of Red Bluff. 561 Comment
  JEPS38536  Calycadenia multiglandulosa W. L. Jepson 1929-9-27 15277 Tehama Corning 76 Comment
  JEPS101296  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  CAS-BOT-BC270853  Calycadenia pauciflora Gerald D. Carr 1973-6-16 739 Tehama Ca. 1.5 miles S of Vestal Road on Weemasoul Road Comment
  CAS-BOT-BC270858  Calycadenia pauciflora Gerald D. Carr 1937-6-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road (1.3 miles SE of road to Eagle Peak) 961 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
  UC1876256  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mi S of Hwy 36 on Tedoc Rd. 426 Comment
  UCD129857  Calycadenia pauciflora Gerald D. Carr 1973-7-2 747 Tehama 1.5 miles south of Vestal Road on Weemasoul Road. 381 Comment
  CHSC102239  Calycadenia truncata L. P. Janeway 2009-4-21 9805 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  UCD129882  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 miles west of Paynes Road Junction on Highway 36 (milepost 61.80, around 17.9 northeast of Red Bluff, junction Hway 99). 464 Comment
  CHSC44228  Calyptridium monospermum Vernon Oswald 1988-6-27 3525 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly- Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC110835  Calyptridium umbellatum David Isle; Rhonda Isle, Justin Isle 1989-6-29 2006 Tehama Sierra Nevada Range. (E end HW 32 w/in 3 mi of HW36 Jct on Lassen Natl. Forest. Conifer forest opening.) Comment
  UC725687  Calyptridium umbellatum A. A. Heller 1937-6-26 15349 Tehama between Childs Meadows and the junction with Deer Creek Road (along State Highway #36) 1463 Comment
  UC726180  Calyptridium umbellatum A. A. Heller 1936-6-19 Tehama between Childs Meadows and Chester Comment
  HSC96835  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-7-19 13031 Tehama 100 yards W of dirt rd., 50 yards E of Colby Creek, 2 mi. SE of Colby Mtn., 5 mi. NE of Butte Meadows 1526 Comment
  JEPS31647  Calystegia occidentalis subsp. occidentalis W. L. Jepson 1899-4-25 14521 Tehama Stivers' Ranch , Stivers' Ranch (Rosewood) Comment
  UC1731248  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 1997-6-18 16082 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36. USGS Finley Butte 7.5' Quad. Comment
  CHSC34973  Calystegia occidentalis subsp. occidentalis R. A. Sschlising 1977-6-15 3194 Tehama Just N of Butte County line along Highway 32. Comment
  CHSC110722  Calystegia occidentalis var. tomentella Dean Wm. Taylor; Robin Falscheer, T. Engstrom et al. 2010-6-23 20894 b Tehama Highway 36, 1 mile west from Lassen Lodge, north side of the highway near the junction with Little Giant Mill Road 1158 Comment
  JEPS102411  Camissoniopsis hirtella Lowell Ahart 2001-6-8 8781 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC80625  Campanula griffinii Lowell Ahart 2001-6-8 8812 Tehama On the west side of road M2, about 9 miles W of Paskenta. 792 Comment
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Aug 3 2007
  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
  CHSC67194  Capsella bursa-pastoris James D. Jokerst 1981-2-23 1239 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  CHSC68810  Cardamine pachystigma var. pachystigma Vernon Oswald; Lowell Ahart 1997-6-10 8570 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
  JEPS113182  Carduus pycnocephalus subsp. 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
  CHSC106468  Carex amplifolia Peter F. Zika 2009-8-18 24509 Tehama Cascade Range Highlands (CaRH). Shaded seep, above Route 32, east of Mill Creek Plateau, near Potato Patch campground, above Deer Creek. 1160 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
  UC1598404  Carex amplifolia Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4425 Tehama near Lassen Volcanic N.P. Science Center (near Mineral); Lassen National Forest Comment
  CDA33017  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. Comment
  RSA66645  Carex aurea Phillip A. Munz 1951-7-25 16852 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC19664  Carex brainerdii L. P. Janeway; Gary Benson 1984-9-19 1160 A Tehama On slope just south of town of Mineral and Battle Creek Meadows. 1600 Comment
  CHSC45062  Carex brainerdii Vernon Oswald 1987-5-11 2383 Tehama Deer Creek Trail ca. 0.75 mi w of the trailhead on Hwy 32 at the first bridge over Deer Creek ne of Windy Cut. 950 Comment
  CHSC46997  Carex brainerdii L. P. Janeway; Oscar V. Janeway, Lillian Janeway 1987-5-26 2100 Tehama Near Deer Creek across from Elam Creek campground. 1325 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
  CHSC94326  Carex capitata Lowell Ahart 2006-7-19 13051 Tehama In the center of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC1748321  Carex densa L. P. Janeway and B. Castro 1999-8-24 6545 Tehama Willow Spring High North Coast Ranges (1.6 mi E of Buck Rock between Forks Ridge and Short Ridge) 1737 Comment
  CHSC45077  Carex echinata subsp. echinata Vernon Oswald 1984-6-7 1271 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1423 Comment
  CHSC105529  Carex feta Lowell Ahart; John Dittes 2010-7-17 16861 Tehama On damp red soil, seep, about 10 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC106527  Carex feta Peter F. Zika 2009-8-18 24613 Tehama Cascade Range Highlands (CaRH). Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36. Along Martin Creek. 1490 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
  SEINET7485216 Image available Carex fracta Peter F. Zika 2009-1 24610 Tehama 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89; Cascade Range Highlands (CaRH) Comment
  CHSC118382  Carex hoodii Tim Kask 2016-6-15 273 Tehama In wetland area of Sugarpine Trail area near Mineral. 10T 0622387/4471318 Comment
  CAS-BOT-BC35788  Carex jonesii Alice Eastwood; John Thomas Howell 1941-7-9 9808 A Tehama Government Flat Comment
  CAS-BOT-BC35786  Carex jonesii Louise Kellogg 1952-7-10 17 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge directly South of Yolla Bolly Mountain 2133 Comment
  CAS-BOT-BC376139  Carex klamathensis Barbara L. Wilson; Richard Brainerd 2003-6-20 10951 Tehama Pepperwood Spring, in private property just east of the Mendocino National Forest 899 Comment
  RSA66384  Carex lenticularis var. impressa Phillip A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  HSC82164  Carex lenticularis var. lipocarpa Thomas W. Nelson, Jane Nelson 1979-6-25 4920 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC31671  Carex luzulina var. ablata John Thomas Howell 1960-8-24 36464 Tehama Lassen Loop, 1/2 mi SE of Sulphur Works. 2133 Comment
  CAS-BOT-BC31620  Carex luzulina var. luzulina Philip Alexander Munz 1951-7-25 16896 Tehama Square Lake, N base of South Yolla Bolly Mt. 2133 Comment
  CAS-BOT-BC32191  Carex multicaulis Alice Eastwood; John Thomas Howell 1941-7-9 9774 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS102683  Carex multicaulis Lowell Ahart 2001-6-16 8869 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  SEINET7568446 Image available Carex multicaulis Unknown 2004-5-30 8130 Tehama Onion Butte 7.5' Quad. High Cascade Range, along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET4290154 Image available Carex multicostata Unknown 2009-1 9873 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
  JEPS105666  Carex nervina L. P. Janeway 2001-6-24 7226 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. At waters edge 1652 Comment
  CAS-BOT-BC119671  Carex nervina Hans Leschke 1957-9-19 1520 Tehama Along a little stream near Grassy Swales. 1950 Comment
  JEPS104180  Carex nudata Lowell Ahart 2003-6-11 10268 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
  JEPS110313  Carex pellita Lowell Ahart 2006-7-25 13072 Tehama In a bog, east side of a large meadow with bogs, about 40 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte M 1564 Comment
  SEINET7570922 Image available Carex pellita Lowell Ahart 2006-7-25 13072 Tehama About 40 yards west of the poor trail (cow trail), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1565 Comment
  CHSC115835  Carex simulata Lowell Ahart; John Dittes 2015-8-6 20504 Tehama On the south side of small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC115822  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9814 Tehama Government Flat. Comment
  UC710423  Carex subfusca Alice Eastwood, John Thomas Howell 1941-7-9 9814 Tehama Government Flat Comment
  HSC93341  Carex utriculata L. P. Janeway 2001-7-25 7380 Tehama SE corner of large meadow on S side of Deer Creek at extreme W end of Deer Creek Meadows 1381 Comment
  CAS-BOT-BC115180  Carex vernacula Herbert Faulkner Copeland 1920-7-25 22 Tehama Bare land on the summit, divide between Butte Co, Plumas Co and Tehama Co. 1828 Comment
  CAS-BOT-BC115170  Carex vesicaria Philip Alexander Munz 1951-7-26 16941 Tehama Long Lake, north base of South Yolla Bolly Mt. 2133 Comment
  SEINET7580518 Image available Carex whitneyi Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11395 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CAS-BOT-BC249582  Castilleja applegatei subsp. pinetorum P. A. Munz 1951-7-26 16916 Tehama South slope, South Yolla Bolly Pk 2255 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
  CAS-BOT-BC243738  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-5 4380 Tehama Hy 32, Deer Creek Rd. to Chico from Chester Comment
  CHSC32867  Castilleja attenuata Thomas Chastain 1980-4-12 16 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC41101  Castilleja attenuata Pauleen Broyles 1982-4-28 466 Tehama Ca 300 m south of Lassen Road in east pasture. 68 Comment
  CHSC65837  Castilleja attenuata Shuan E. Sims 1995-4-22 14 Tehama Ca. 3 mi se Eagle Peak. 304 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
  JEPS9972  Castilleja attenuata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC57522  Castilleja exserta L. Krajcirik 1990-3-24 2 Tehama Ca. 1 mi e of Hwy 99W and ca. 1000 ft n of Thomes Creek, 91 Comment
  CHSC86012  Castilleja exserta subsp. exserta Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  CHSC81308  Castilleja foliolosa Caroline Warren; L. P. Janeway 1999-6-15 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 Comment
  CHSC102394  Castilleja lacera Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between S23 SE1/4 and S24 SW1/4. 1493 Comment
  POM182781  Castilleja miniata W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  CHSC27736  Castilleja wightii W. K. Cheechov 1978-3-24 6 Tehama Ca. 12 ft e of Pettyjohn Rd. 2.8 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 231 Comment
Read comments
Dec 19 2007
  CHSC55403  Ceanothus X flexilis Laurie L. Gordon 1991-4-22 20 Tehama 0.2 mi south of Digger Creek. 731 Comment
  JEPS42267  Ceanothus cordulatus Jos. Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  UC1001328  Ceanothus cordulatus Louise Kellogg 1952-7-16 68 Tehama directly s Yolla Bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest Comment
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Jun 21 2009
  RSA25627  Ceanothus cuneatus Carl B. Wolf 1941-7-23 11058 Tehama Red bluff- Susanville road ( Hwy 36) 10 miles E of Paynes Creek. 1006 Comment
  CHSC64367  Ceanothus cuneatus var. cuneatus Vernon H. Oswald; Lowell Ahart 1995-2-22 6486 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 204 Comment
  UCD123867  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-5-1 902 e Tehama At roadside 5.5 road miles (8.8 km) west of Paskenta (measured from intersection of Tooms Camp Road and Round Valley Road) via Tooms Camp Road and CR 122, 6.51 km 270 deg. (True) W of Paskenta. 520 Comment
  UC575023  Ceanothus integerrimus C. Epling and Wm. Robison 1935-7-16 Tehama Mineral Comment
  CAS-BOT-BC50655  Ceanothus jepsonii A. A. Heller 1918-4-28 12999 Tehama Grade between Mud Flat and Bennett Spring in the Coast Range in the digger pine belt. Comment
  RSA21522  Ceanothus prostratus var. occidentalis Carl B. Wolf 1937-5-17 8708 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  OBI10379  Ceanothus prostratus var. prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Crk rd S of Lassen Natl Park Comment
  UCD80046  Centaurea melitensis CNPS SN Foothill Team 2005-6-8 SNNR 0174 a Tehama TNC Dye Creek Preserve, on a south facing slope overlooking Dye Creek. 362 Comment
  CHSC102312  Centaurea solstitialis L. P. Janeway 2009-6-21 9808 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  SEINET8111600 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201511 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111602 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201509 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111619 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201523 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111624 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201518 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111626 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201516 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111640 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201504 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111642 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201512 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8853571 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201522 , RB201523, RB201524, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CAS-BOT-BC443967  Centaurium tenuiflorum C. Rose Broome 1978-8-4 2320 Tehama Bowman Road, 7 mi. W of Jct. With *-5, on N side of road Comment
  CDA38376  Centaurium tenuiflorum Dale Frank 1959-7-15 s.n. Tehama Five miles south of Red Bluff. 0 Comment
  JEPS97296  Centaurium venustum Vernon H. Oswald and L. Ahart 1995-6-13 6855 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 640 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 195 Comment
  JEPS88123  Centromadia fitchii Vernon H. Oswald and Lowell Ahart 1996-7-8 7964 .1 Tehama BLM parcel along Hwy 36 ne Red Bluff (on flood plain of Paynes Creek e of mouth of intermittent stream crossing ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  UC2031471  Centromadia fitchii Barbara Ertter with Brad Olson 1993-5-15 11812 Tehama Spring Branch Road south of Battle Creel ca 15 air miles NNE of Red Bluff, sparse grassland/scabland on plateau, BLM land Comment
  CHSC80058  Centunculus minimus B. Castro; L. P. Janeway 2000-5-11 1154 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS22655  Centunculus minimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-22 6281 Tehama about 2 mi w Kirkwood (lower portions of plains, about 1/2 mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 73 Comment
  HSC74977  Cephalanthera austiniae J. P. Smith 1979-6-24 10191 Tehama Shasta-Trinity Natl. Forest. Road to Stuart Gap, 1.5 mi. from Tedoc Gap Comment
  UCR106825  Cephalanthus occidentalis Daniel Sanchez-Mata 1977-9-17 s.n. Tehama Red Bluff. Jellys Ferry Road at Sacramento River 100 Comment
  CHSC27315  Cephalanthus occidentalis var. californicus T. B. Devine 1977-7-3 432 Tehama Near Pine Creek. 85 Comment
  CHSC66577  Cephalanthus occidentalis var. californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7690 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff . Near the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS96739  Cerastium fontanum subsp. vulgare Dean W. Taylor 1997-7-24 16164 Tehama Dry Lake; Lassen National Forest 1813 Comment
  HSC1750  Cerastium glomeratum Larry Berti 1969-3-22 55 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  CAS-BOT-BC291612  Cercis occidentalis Camille F. Nowell 2012-7-16 49 Tehama Hwy 36 approx 14 mi E of Paynes Creek. 1018 Comment
  CHSC86829  Cercocarpus betuloides var. betuloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  UC1010418  Cercocarpus betuloides var. betuloides Milo S. Baker 1953-5-10 12612 Tehama Logging road about 9 1/2 mi w of Paskenta Comment
  UCD22428  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 189 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  HSC95721  Cercocarpus ledifolius var. intermontanus Vernon H. Oswald, L. Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the NE corner of the Yolla Bolly-Middle Eel Wilderness 2058 Comment
  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
  HSC70129  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1978-7-22 4454 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  JEPS13262  Chaenactis douglasii var. douglasii Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5311 Tehama summit of Ovenlid Ovenlid 1981 Comment
  UC1299289  Chaenactis douglasii var. douglasii Freed W. Hoffman 1950-7-1 3532 Tehama Ovenlid, w Tehama County North Coast Ranges, Ovenlid Comment
  UCD130292  Chaenactis douglasii var. douglasii Dean W. Taylor 1976-7-9 6055 Tehama at headwaters of Cub Creek. 1859 Comment
  CAS-BOT-BC276496  Chaenactis douglasii var. douglasii P. A. Munz 1951-7-26 16909 Tehama S base of South Yolla Bolly Mountains 2072 Comment
  CHSC68534  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald 1997-4-23 8342 Tehama Inner North Coast Ranges. Forest road M2 7.2 miles W of Paskenta. 652 Comment
  CHSC90770  Chaenactis glabriuscula var. heterocarpha D. Isle 2004-4-10 259 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Lower Mud Flat Rd. 426 Comment
  CHSC95169  Chaenactis glabriuscula var. heterocarpha R. D. Fischer 2005-5-30 793 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground, downstream of the Deer Creek camp.UTM: 10617744E, 4447073N. 880 Comment
  CAS-BOT-BC277657  Chaenactis glabriuscula var. megacephala Lowell Ahart 1979-4-25 s.n. Tehama Dibble Creek, 1.5 miles N. of Red Bluff 100 Comment
  JEPS83929  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-11 846 Tehama 2.5 mi ne Reed Orchard Rd end (ca 6 mi ne of Vina, just e of Deer Creek on w side of irrigation ditch) 131 Comment
  JEPS87014  Chamaesyce hooveri Dean W. Taylor 1990-8-11 11452 Tehama s Lassen Rd (e of Hwy 99 W); Sacramento Valley, Vina Plains 68 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
  HSC95428  Chamaesyce maculata L. Ahart, John Dittes 2003-9-17 10576 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  UC1731140  Chamaesyce maculata Dean W. Taylor 1993-10-17 14081 Tehama 3 mi S of Paskenta; Williams Butte 213 Comment
  CHSC66565  Chamaesyce nutans Vernon H. Oswald; Lowell Ahart 1996-7-8 7965 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Flood plain of Paynes Creek E of the mouth of the intermittent stream corssing the NE corner of the parcel. 158 Comment
  CDA13591  Chamaesyce ocellata subsp. ocellata G. F. Hrusa 1996-8-17 13516 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  JEPS51925  Chamaesyce ocellata subsp. ocellata W. L. Jepson 1938-6-10 18986 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  CHSC103142  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; Josephine Guardino 2009-9-6 16371 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC105638  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2010-10-4 17274 Tehama About 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  CHSC112995  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 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
  CHSC77334  Chamaesyce serpillifolia subsp. serpillifolia L. P. Janeway; B. Castro 1999-6-21 6475 Tehama Along South Fork Cottonwood Creek. 329 Comment
  JEPS99028  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald and Lowell Ahart 1998-10-27 9688 Tehama W of Paskenta (Nomalaki Trail N of Mud Flat Rd. at Dead Rabbit lake) 542 Comment
  CAS-BOT-BC70239  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 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
  JEPS59691  Chenopodium ambrosioides W. L. Jepson 1934-5-4 16626 Tehama 2 mi e Andrews road sta.; Big Antelope Creek 76 Comment
  CDA3043  Chenopodium botrys L. Ahart, J. Dittes 2003-9-17 10573 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  JEPS104376  Chenopodium botrys Lowell Ahart 2003-9-17 10573 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC70722  Chenopodium californicum Vernon Oswald 1998-3-6 8886 Tehama Inner North Coast Range. Black Butte Lake near the east end of Morrison Bryant Rd. 149 Comment
  HSC59817  Chenopodium californicum John L. Heywood, D. H. Norris 1968-3-31 1917 Tehama Hwy. 36, 17 mi. E of Shasta Co. line Comment
  UC1618275  Chenopodium pumilio Barbara Ertter 1993-11-8 12308 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  UC903256  Chimaphila umbellata Ethel Crum 1937-8-7 1951 Tehama 12 mi. s.w Lassen Peak (Mineral Summit); Mineral Summit 1615 Comment
  CHSC66589  Chloris virgata Vernon H. Oswald; Lowell Ahart 1996-7-8 7990 Tehama Cascade Range Foothills. Hwy. 36 NE of Red Bluff near Hog Lake. On the E edge of Hwy. 36 ca. 0.7 mi SW of the parking lot at Hog Lake Plateau. 274 Comment
  CHSC84660  Chorizanthe membranacea Samantha Mackey Hillaire; Brian Elliott 2003-5-31 342 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail on a S-facing slope. Along the trail. 902 Comment
  JEPS97245  Chorizanthe polygonoides Vernon H. Oswald and L. Ahart 1995-4-17 6668 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  SEINET7073566  Chorizanthe polygonoides A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  JEPS102497  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald 2001-5-7 10012 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  RSA755417  Chorizanthe polygonoides var. polygonoides L. P. Janeway, B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CDA15413  Chorizanthe stellulata G. F. Hrusa, J. Hart 1998-5-1 14427 Tehama Sacramento Valley; Ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Comment
  NY163237  Chrysopsis oregona var. compacta A. A. Heller 1922-10-15 13736 Tehama Near Newville Comment
  CHSC64625  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-17 6673 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of a drying wetland between the reserve fence and Manton Rd. e of the borrow pit. 213 Comment
  JEPS47000  Cicendia quadrangularis Virginia Bailey 1938-4-16 Tehama 10 mi w Corning; Henleyville Comment
  CHSC94542  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama Under fir trees, near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  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
  CHSC92814  Clarkia arcuata John Dittes; Josephine Guardino 2005-5-11 1117 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  RSA755418  Clarkia arcuata L. P. Janeway, B. Castro 2009-4-25 9764 Tehama Cascade Range Foothills: Tehama Wildlife Area: Along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  CHSC65224  Clarkia borealis V. Parker; J. Clark 1993-7-3 860 Tehama Inskip Hill, on Gridley property west of Lanes Valley Road. 426 Comment
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Feb 14 2013
  SEINET7096721  Clarkia concinna A. G. Vestal 1963-6-4 s.n. Tehama Along along Dry Creek on Route 36. Ca 8.1 miles west of the junction with Bowman Road and west of Cottonwood. NAD27 40? deg. 17' 51ao, -122?_ 37' 48ao (converted to WGS84 decimal degrees) Comment
  CHSC78874  Clarkia concinna subsp. concinna Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC86537  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  CAS-BOT-BC172047  Clarkia gracilis subsp. gracilis Carl B. Wolf 1937-5-16 8691 Tehama Northern Sierra Nevada foothills, Red Bluff-Susanville Road, 7 mi. below Paynes Creek P.O. 182 Comment
  JEPS43533  Clarkia gracilis subsp. gracilis W. L. Jepson 1932-5-9 16320 Tehama hills n Paskenta Comment
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Jul 1 2009
  JEPS3545  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-5-9 12583 Tehama w Paskenta (logging road near 6 mi post, tpe loc. for tracyi) Comment
  UC1010444  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-4-26 12552 Tehama about 5 mi w Paskenta (along logging road, type locality) 304 Comment
  SEINET12194731  Clarkia purpurea Unknown 1982-1 599 Tehama The Nature Conservancy Vina Plains Preserve Comment
  CHSC86538  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  CAS-BOT-BC163416  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53459 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  CDA38032  Clarkia purpurea subsp. quadrivulnera G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2665 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  UC702927  Clarkia rhomboidea Alice Eastwood, John Thomas Howell 1941-7-9 9749 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  RSA90779  Clarkia rhomboidea Milo S. Baker, H. K. Wagnon 1953-7-12 12905 Tehama Above Whitlock Camp in forest 1524 Comment
  CHSC70764  Clarkia stellata L. P. Janeway 1995-6-25 4819 Tehama North side of Hwy 32, 1.15 mi west of junction with Hwy 36/89; at western end of Deer Creek Meadows. Road cutbank. 1394 Comment
  CHSC64398  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a bare patch of eroded fanglomerate just e of Pool 20 (Orcuttia pool). 219 Comment
  CHSC69689  Claytonia exigua subsp. exigua Vernon Oswald 1984-4-11 1145 Tehama Round Valley Rd. (also M4 or 23N02), 5.4 mi w of Newville Rd. (2.7 mi w of Mendocino Nat. Forest boundary). 457 Comment
  CHSC90694  Claytonia exigua subsp. exigua D. Isle 1996-3-7 1001 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  JEPS43339  Claytonia exigua subsp. exigua W. L. Jepson 1932-5-9 16328 Tehama Paskenta; sw Tehama County 304 Comment
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Jul 1 2009
  CHSC69691  Claytonia exigua subsp. glauca Vernon Oswald 1984-4-11 1148 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest Boundary). 746 Comment
  CHSC115583  Claytonia palustris Lowell Ahart; John Dittes 2015-8-6 20500 Tehama In shallow stream water, 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
  JEPS110422  Claytonia palustris Lowell Ahart 2006-7-11 12946 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC67280  Claytonia parviflora James D. Jokerst 1983-3-6 1688 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  CAS-BOT-BC233804  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  JEPS97219  Claytonia parviflora subsp. parviflora Vernon H. Oswald and L. Ahart 1995-4-3 6602 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  JEPS88414  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald and Lowell Ahart 1996-4-8 7317 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank of e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd.); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  CHSC80558  Claytonia rubra subsp. rubra Vernon H. Oswald; Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  JEPS128422  Claytonia saxosa Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -004 Tehama East slope of Tedoc Mountain, SE Klamath Range, east of Forest Service Road 28N05. Comment
  CHSC56090  Clematis lasiantha Bob Garamendi 1974-5-12 51 Tehama Mill Creek-Deer Creek Study Area. 3/4 mi northeast of Beaver Creek crossing below road-cut 12 ft long. 701 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
  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
  UC1010402  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama w Paskenta (near 10 mi post, along logging rd) Comment
  RSA121387  Collinsia greenei G. D. Barbe 1955-7-16 185 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2287 Comment
  UCSB28682  Collinsia rattanii Hardham, Clare 1971-8-10 Tehama South Yolla Bolly Mtn 2438 Comment
  CHSC70909  Collinsia sparsiflora var. collina Vernon H. Oswald; Lowell Ahart 1998-4-27 8963 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  CHSC77793  Collinsia sparsiflora var. collina B. Castro; H. West 1999-3-10 900 Tehama About 23 air miles W of Orland, vicinity of Newville. 225 Comment
  UC2031440  Collinsia sparsiflora var. collina Barbara Ertter 1991-5-18 9849 Tehama Rosewood Ranch on Salt Creek ca. 17 air miles WNW of Red Bluff, ca. 1/2 mi S of Highway 36 Comment
  JEPS21858  Collinsia sparsiflora var. collina Annette Waters 1958-4-20 250 Tehama 8.2 mi e Paynes Creek; e of Paynes Creek 762 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
  JEPS15372  Collinsia torreyi var. latifolia Douglas Barbe 1955-7-17 206 Tehama 1 mi s Toomes Camp (on county rd, w slope); West Tehama County 1889 Comment
  JEPS88877  Collomia grandiflora Jos. Grinnell 1925-7-14 Tehama in dry, open spot Mineral 1463 Comment
  UCR123336  Collomia grandiflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6898 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
  RSA304457  Collomia grandiflora D. H. Wilken, C. Donahue 1974-7-3 12121 Tehama Round Valley Road near Cedar Springs, 13 miles W of Paskenta 1524 Comment
  UC1198121  Comandra Charlotte M. Wilder 1912-6-18 1891 Tehama Deer Creek Comment
  UCD80759  Comandra umbellata CNPS SN Foothill Team 2005-6-6 SNFN 0333 f Tehama CDFG, Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CHSC66561  Convolvulus arvensis Vernon H. Oswald; Lowell Ahart 1996-7-8 7961 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Flood plain of Paynes Creek near the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS110084  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
  CHSC25028  Corallorhiza maculata Bob Garamendi 1974-5-10 65 Tehama Mill/Deer Creek Study Area. S fork in Antelope Creek at Ponderosa Way. 731 Comment
  CHSC101623  Corallorhiza striata David W. Isle 1992-9-3 1636 Tehama Mendocino National Forest. Go W on M4 (Log Springs Rd 23N69.2) to 5000 feet (T23N, R09W, NW cor. Sec. 22) at 23N02.5 Jct. Continue NW up M4 about 1.45 mi. to 23N69L jct (0.2 mi E of Lightning Sp. Tr. jct). On 23N69L. MDB and M. 1645 Comment
  SBBG1155  Corallorhiza striata H. and M. Dearing 1938-6-25 2131 Tehama Mineral Comment
  UC1949256  Corallorhiza striata Barbara Ertter with Brad Olson 1991-7-4 10252 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
  CHSC52837  Cordylanthus pilosus subsp. hansenii L. R. Heckard; T. I. Chuang 1971-8-15 2770 Tehama Along Lanes Valley road from Paynes Creek, about 0.9 mile north of junction with route 36 (near paynes Creek). 609 Comment
  CHSC66578  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald; Lowell Ahart 1996-7-8 7959 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS68353  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2794 Tehama about 1 1/2 mi w Cottonwood road junction (along US Hwy 36, w of Red Bluff) 243 Comment
  JEPS68984  Cordylanthus pringlei G. L. Stebbins 1972-8-18 Tehama summit of Little Red Mountain 1493 Comment
  RSA530020  Cordylanthus tenuis subsp. viscidus D. W. Taylor 1990-8-9 11420 Tehama Highway 44, 6 miles E of Shingletown. Comment
  CAS-BOT-BC209881  Cornus nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1853 Tehama Lassen Camp near Mineral Comment
  CHSC25027  Cornus nuttallii Bob Garamendi 1974-5-12 64 Tehama Mill/ Deer Creek Study Area. Ponderosa Way at Deer Creek, 100 yds of Road. Common throughout study area. 518 Comment
  CAS-BOT-BC210557  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-7-30 s.n. Tehama Deer Creek 1200 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
  UC412941  Cornus sessilis Mrs. C. M. Wilder 1912-6-18 Tehama at Wilson's Cove (edge of Deer Creek); , Deer Creek 762 Comment
  RSA565166  Corydalis caseana R. J. Shaw 1993-5-23 5100 Tehama Lassen National Forest, Highway 36 at mile marker 94, south of Lassen National Park 1707 Comment
  UCSB13284  Corydalis caseana subsp. caseana Dearing, Hugh; Dearing, Margaret 1938-6-24 Tehama Near Mineral Comment
  JEPS117403  Crassula aquatica Lowell Ahart, John Dittes 2010-7-17 16846 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  SEINET12217259  Crassula aquatica Unknown 1982-1 555 Tehama The Nature Conservancy Vina Plains Preserve, T24N, R1W,s portion Section 28 60 Comment
  CHSC40725  Crassula connata Pauleen Broyles 1982-3-18 325 Tehama The Nature Conservancy Vina Plains Preserve. 62 Comment
  UC1001323  Crepis monticola Louise Kellogg 1952-7-16 60 Tehama on ridge near Squaw Camp and Pole Corral (directly s of Yolla Bolly Mountain); Northern Coast Ranges, Mendocino National Forest, Boswell Ri 2133 Comment
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Jun 21 2009
  CAS-BOT-BC376553  Crepis occidentalis subsp. conjuncta P. A. Munz 1951-7-26 16938 Tehama East slope of South Yolla Bolly Pk. 2346 Comment
  CAS-BOT-BC376461  Crepis occidentalis subsp. pumila Clare B. Hardham 1971-8-10 18322 Tehama South Yolla Bolly Mountain 2438 Comment
  CHSC78899  Crucianella angustifolia Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 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
  CHSC81641  Crypsis alopecuroides Vernon H. Oswald 2001-10-18 10062 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  JEPS124010  Cryptantha affinis Lowell Ahart, John Dittes 2015-8-5 20455 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  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
  UCD57959  Cryptantha crinita Cathy Little 2007-5-18 s.n. Tehama Singer Creek. Ca. 100 m S of Lassen Road Bridge. Comment
  CHSC113925  Cryptantha flaccida Lowell Ahart 2014-5-8 19439 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC67179  Cryptantha flaccida James D. Jokerst 1983-5-7 1735 Tehama On the Wurlitzer Ranch ca. 50 m E of Meridian Rd., just S of its junction with Lassen Rd. 103 Comment
  CHSC83879  Cryptantha flaccida Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10112 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
  JEPS88116  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1996-4-29 7495 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, along intermittent stream 0.3 mi e of w boundary, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 102 Comment
  SEINET516285  Cryptantha flaccida Vernon H. Oswald 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  UC1299422  Cryptantha hispidula Freed W. Hoffman 1950-7-3 3768 Tehama 34.2 mi w Red Bluff (Colyear Springs-Red Bluff road); North Coast Ranges 941 Comment
  SDSU20595  Cryptantha intermedia var. intermedia Ronald B. Kelley 2005-5-29 823 Tehama 5.4 miles west of Paskenta on Toomes Campe Rd., southwest side of road. Cut slope (northeast facing). 498 Comment
  JEPS90319  Cryptantha milobakeri Dean William Taylor 1972-6-17 1495 Tehama on Tedoc Mountain, along Wells Creek Wells Creek; Tedoc Mountain, Wells Creek 822 Comment
  CHSC60331  Cryptantha torreyana Mary Ann Showers 1992-6-26 2566 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CHSC94541  Cryptantha torreyana Lowell Ahart 2006-9-9 13249 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
  JEPS108939  Cryptantha torreyana Lowell Ahart 2006-9-9 13249 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
  CHSC68566  Cupressus bakeri John Ost; Steven Sayre 1997-5-9 Tehama South side of Cub Creek on the east side of Deer Creek Canyon between Potato Patch and Alder Creek campgrounds. 1341 Comment
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Aug 3 2012
  CHSC92719  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1369 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  JEPS39789  Cupressus macnabiana W. Brokenshire Tehama near the Mill Creek rim (near Sunrise Camp of Forest map, Lassen National Forest) Comment
  JEPS102660  Cuscuta californica Lowell Ahart 2001-6-8 8771 Tehama Along a small wash, burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC64969  Cuscuta californica var. breviflora Vernon H. Oswald 1995-7-12 6996 Tehama Inner North Coast Ranges.West of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36. 938 Comment
  JEPS115384  Cuscuta californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16312 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  JEPS96036  Cuscuta campestris Vernon H. Oswald and Lowell Ahart 1996-7-8 7981 Tehama along Paynes Creek at the former bridge site at the W end of the gravel road; BLM parcel along Hwy 36 NE of Red Bluff; Hog Lake Plateau; Cascade Range Foothills 97 Comment
  UC1731519  Cuscuta howelliana Dean W. Taylor 1992-5-27 12661 Tehama 1.5 ai mi n of Dales Lake (Northern Sacramento Valley, Inks Creek, in large stock pond in unnamed south fork Inks Creek); Northern Sacramento Valley, Inks Creek 186 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
  CHSC43594  Cycladenia humilis var. humilis Vernon Oswald 1984-7-16 1605 Tehama 29N22, 2.8 mi w of Hwy 89 (to Lassen Park). 1828 Comment
  SEINET10496057  Cycladenia humilis var. humilis David B. Dunn, Billy Joe Cox; Melissa Leake 1971-6-10 Dunn 17973 Tehama 14 mi E of Mineral on CA Hwy 36; at Camp in Gurnsey National Forest; andrositic flow, Abies concolor, Pinus ponderosa, P. flexilis, and Pseudotsuga menziesii. Comment
  CHSC28772  Cymopterus terebinthinus var. californicus J. D. Jokerst 1979-7-16 291 Tehama Lava outcrop at the edge of marshy area s. of Forest Service Trail 3E12, 1.0 mi. W. of trailhead. Turner Mountain. Comment
  HSC9503  Cynodon dactylon Larry Berti 1968-11-26 Tehama Red Bluff Comment
  JEPS97312  Cynodon dactylon Vernon H. Oswald and L. Ahart 1995-6-13 6849 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, exposed rocky gravel of alluvial fan deposit. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  SEINET12568121  Cynoglossum grande E. R. House 1956-4-27 5 Tehama Alongside California State Route 36, on the way to Red Bluff. 914 Comment
  RSA123572  Cynoglossum occidentale G. D. Barbe 1955-7-22 249 Tehama About 1/8 milewest of Square Lake along the trail to Long Lake. 2104 Comment
  UC1037389  Cynoglossum occidentale Douglas Barbe 1955-7-22 249 Tehama ca. 1/8 mi. w. Square Lake (along trail to Long Lake); w. Tehama Co. 2103 Comment
  CDA43023  Cyperus difformis L. Ahart 2010-10-4 17286 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
  JEPS105062  Cyperus difformis Dean W. Taylor 1992-10-8 13262 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  CAS-BOT-BC114581  Cyperus eragrostis Larry L. Norris 1968-1-1 3 Tehama Deer Creek, Hwy 32, 4.5 mi NE 1219 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
  JEPS95704  Cyperus esculentus Vernon H. Oswald and L. Ahart 1995-7-31 7158 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  JEPS104233  Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama 5 air mi SE of Los Molinos (Deer Creek, S side, 400 yds E of Hwy 99) 60 Comment
  SEINET7581975 Image available Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 61 Comment
  CHSC40800  Cyperus niger Pauleen Broyles 1982-7-27 814 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch s of Lassen Rd. 60 Comment
  JEPS106245  Cyperus niger Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11184 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC65141  Cyperus squarrosus Vernon H. Oswald; Lowell Ahart 1995-7-31 7157 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd. 329 Comment
  CDA38896  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10596 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC84596  Cyperus strigosus Lowell Ahart; John Dittes 2003-9-17 10596 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
  CHSC90860  Cypripedium fasciculatum D. Isle 2004-7-20 165 Tehama Mendocino National Forest--North Coast Ranges. Th ... Field redacted by CHSC, contact the data manager for more information 1475 Comment
  CHSC112585  Cypselea humifusa Lowell Ahart 2013-9-17 19035 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
  CAS-BOT-BC189846  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama South base of South Yolla Bolly Mountains. 2133 Comment
  CAS-BOT-BC445496  Damasonium californicum John R. Reeder; Charlotte G. Reeder 1975-6-4 6669 Tehama Ca. 4 miles SW of Dales--ca. 11 miles NE of Red Bluffs. 274 Comment
  RSA268986  Damasonium californicum J. R. Reeder, C. G. Reeder 1975-6-4 6669 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  JEPS13265  Danthonia californica var. americana Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5308 Tehama about 1 mi s Oven Lid (butte) (near Somerset); Mendocino National Forest 1767 Comment
  CHSC89892  Datisca glomerata B. Castro; Shirley Innecken 2001-6-11 1266 A Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  JEPS105974  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On S edge of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CHSC55172  Daucus pusillus L. P. Janeway 1991-6-15 4011 Tehama Battle Creek Wildlife Area. Small canyon draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 137 Comment
  RSA424753  Delphinium hansenii Aaron Liston, M. A. Blumler 1987-4-24 654 -15 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  HSC1766  Delphinium hesperium Larry Berti 1969-5-9 64 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC31868  Delphinium hesperium Thomas E. Higley 1974-5-5 101 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC102466  Delphinium nudicaule L. P. Janeway; B. Castro 2009-4-25 9738 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
  CHSC64553  Delphinium nudicaule Vernon H. Oswald; Lowell Ahart 1995-4-3 6594 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 top of the ridge crossing the nw corner of the reserve. 201 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
  RSA90627  Delphinium nudicaule Milo S. Baker, H. K. Wagnon 1953-6-21 12793 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  CDA24262  Delphinium patens subsp. patens Vernon H. Oswald & Lowell Ahart 1998-4-27 8962 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC66054  Delphinium patens subsp. patens Vernon H. Oswald; Lowell Ahart 1996-5-6 7528 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank along Paynes Creek at this location. 124 Comment
  JEPS94166  Delphinium patens subsp. patens Vernon Oswald and Lowell Ahart 1998-4-27 8962 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36) 256 Comment
  CHSC9264  Delphinium variegatum D. C. Burns 1971-3-21 104 Tehama On s side of Lassen rd. ca. .7 mi e of intersection of highway 99E and Lassen Rd. 91 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
  UC149680  Deschampsia cespitosa subsp. cespitosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4350 Tehama near Morgan Morgan; Mill Creek Canyon 1524 Comment
  HSC74961  Deschampsia danthonioides J. P. Smith, Thomas W. Nelson 1979-6-24 10188 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  UCD61408  Deschampsia danthonioides A. A. Beetle 1943-5-25 1947 Tehama Near Paynes Creek. Comment
  CHSC65357  Deschampsia elongata Lowell Ahart 1995-10-3 7651 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  UC641643  Deschampsia elongata G. L. Stebbins Jr. 1939-7-10 2941 Tehama 2 mi. w. Childs Meadow 1889 Comment
  UCD63531  Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama 1 mile south of junction of Rt. 32 and 36, 13 miles west of Chester. 1524 Comment
  CHSC68942  Descurainia incana Vernon Oswald; Lowell Ahart 1997-7-7 8679 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Near the lookout. 2057 Comment
  CHSC53944  Descurainia sophia Vernon H. Oswald; Lowell Ahart 1991-4-16 4492 Tehama North side of Thomes Creek, paralleling Paskenta Rd (A9), ca. 0.5 mi northeast of McCarty Creek Rd, east of Paskenta. 207 Comment
  CHSC63225  Dicentra formosa Lowell Ahart 1994-7-24 7519 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  JEPS16227  Dicentra formosa Joseph Grinnell with Mary E. Grinnell 1927-5-14 Tehama Mineral 1463 Comment
  UC1362286  Dicentra formosa Kingsley R. Stern 1964-6-24 2121 Tehama ca 0.5 mi e Mineral (Mineral campground) 594 Comment
  HSC87444  Dicentra formosa Clare R. Wheeler, Gladys L. Smith 1980-6-17 1757 Tehama Mendocino National Forest, NE of Anthony Peak, 1 mi. N of Wells Cabin Campground, just over line into Tehama Co. 1890 Comment
  CHSC57010  Dichelostemma capitatum subsp. capitatum Steven Triano 1988-4-17 80 Tehama Ca. 20 ft e of Hwy. 32 and 14.7 mi n of Forest Ranch. 1075 Comment
  HSC49038  Dichelostemma capitatum subsp. capitatum Patricia Shesgreen 1978-5-13 82 Tehama Beegum Gorge, USFS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 994 Comment
  UCSB21825  Dichelostemma capitatum subsp. capitatum Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  CHSC71058  Dichelostemma congestum Vernon Oswald; Lowell Ahart 1998-5-14 9049 Tehama Hwy. 36 between Red Bluff and Platina, 2.3 mi east of Vestal Rd. 274 Comment
  SJSU10163  Dichelostemma multiflorum S. S. Rewak 1962-4-18 81 Tehama Proberta Comment
  JEPS101587  Dieteria canescens var. shastensis Dean W. Taylor 1997-7-18 16138 Tehama headwaters North Fork Elder Creek 1981 Comment
  CHSC62648  Diplacus kelloggii Vernon H. Oswald; Lowell Ahart 1994-3-8 5983 Tehama Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta. 390 Comment
  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
  CHSC69665  Diplacus torreyi Vernon Oswald; Lowell Ahart 1997-9-9 8869 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  UC429276  Disporum hookeri Mrs. C. M. Wilder 1912-6-24 Tehama Upper Deer Creek Trail Comment
  CAS-BOT-BC136200  Dodecatheon alpinum Alice Eastwood 1912-8-22 1839 Tehama Trail from Morgan's Springs - Lassen Butte Comment
  JEPS14673  Dodecatheon alpinum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  CHSC41085  Dodecatheon clevelandii subsp. patulum Pauleen Broyles 1982-2-2 309 Tehama The Nature Conservancy Vina Plains Preserve. Open slope ca 300 m south of Lassen Road. Comment
  CHSC65665  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald 1996-3-20 7245 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. Collectred at the junction of the intermittent stream and the dirt lane. 106 Comment
  HSC2097  Dodecatheon clevelandii subsp. patulum Larry Berti 1969-3-15 19 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  JEPS88476  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald and Lowell Ahart 1996-3-18 7233 Tehama BLM parcel betw. Sacramento River and the power lines ca. 0.75 mi N of the S boundary of the parcel; Hog Lake Plateau; Cascade Range Foothills 182 Comment
  CHSC65677  Dodecatheon hendersonii Vernon H. Oswald 1996-3-15 7228 Tehama Hog Lake Plateau. BLM parcel. Near the NE boundary on a NW-facing slope of Paynes Creek Canyon, ca. 1.5 mi NE of the parking lot at Hog Lake Plateau. Scattered plants in brushy woodland. 158 Comment
  CHSC75297  Dodecatheon hendersonii Vernon H. Oswald; Lowell Ahart 1999-4-21 9695 Tehama Near the trailhead of High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 838 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
  POM129380  Dodecatheon jeffreyi W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
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Jul 5 2009
  CHSC31134  Downingia bicornuta W. F. Babb 1980-4-26 14 Tehama On the e side of Leininger Rd. ca. 600 m from its junction with Hwy 99E ca. 25.5 km n of Chico. Comment
  JEPS14494  Downingia bicornuta W. L. Jepson 1938-6-10 18978 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  HSC59041  Downingia bicornuta Thomas Wood 1979-4-28 134 Tehama Along Leninger Rd., E of Vina. 73 Comment
  CHSC54005  Downingia bicornuta var. bicornuta Vernon H. Oswald; Lowell Ahart 1991-5-9 4558 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  CHSC79978  Downingia bicornuta var. bicornuta B. Castro; L. P. Janeway 2000-5-11 1170 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  UC1586621  Downingia bicornuta var. bicornuta Vernon H. Oswald and Lowell Ahart 1991-5-9 4558 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, Paynes Creek Recreation Area, ca 0.5 mi sse of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  JEPS16186  Downingia cuspidata Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3134 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  HSC74950  Downingia elegans J. P. Smith, Thomas W. Nelson 1979-6-24 10179 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  JEPS108531  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-5-1 90 -95 Tehama South of Red Bluff. On west side of Rawlins Rd., between Gyle and Tehama Rds. Comment
  JEPS86525  Downingia pusilla Roy E. Buck and Glenn L. Clifton 1990-3-28 1471 Tehama 5 air km wnw Corning (3.3 air km ne of confluence of Burch and Houghton Creeks, just w of gas pipeline) 109 Comment
  CHSC46119  Draba verna var. aestivalis L. P. Janeway; Oscar V. Janeway 1989-4-15 3218 Tehama Deer Creek Meadows; along hwy 32 ca 3/4 mi SW of jct with hwy 36/89. Upper part of mdw. 1402 Comment
  CAS-BOT-BC527351  Drymocallis glandulosa var. reflexa Alice Eastwood; John Thomas Howell 1941-7-9 9708 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA93141  Drymocallis glandulosa var. reflexa M. S. Baker 1953-7-12 12857 Tehama County road, 4.2 miles above Whitlock camp. 1677 Comment
  UC1037362  Drymocallis lactea var. austiniae Douglas Barbe 1955-7-16 180 Tehama on east ridge leading to summit South Yolla Bolly Mountain (Mt. Linn) (Klamath Mountains); , South Yolla Bolly Mountain 2286 Comment
  CHSC88814  Dudleya cymosa subsp. cymosa Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 200 yds. north of Antelope Creek upper slab crossing. UTM: 10 0594992 E, 4454004 N. 476 Comment
  CHSC83096  Dysphania ambrosioides Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  UC1873690  Dysphania multifida Barbara Ertter 1993-11-8 12306 Tehama Tehama County River Park on east side of Sacramento river east of Corning. Comment
  JEPS124011  Dysphania pumilio Lowell Ahart, John Dittes 2015-8-5 20458 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC69487  Echinochloa colona James D. Jokerst; Jeri Donovan 1981-9-30 1500 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
  CHSC88283  Echinochloa colona 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
  HSC38738  Echinochloa crus-galli A. M. Montalvo, J. D. Ackerman 1975-7-17 570 Tehama 14.5 miles E of Shasta-Tehama Co. line, Hwy. 36 Comment
  HSC93246  Echinochloa crus-galli Vernon H. Oswald, L. Ahart 1996-9-4 8250 Tehama Cascade Range Foothills, along Hwy. 36 NE of Red Bluff. 183 Comment
  CHSC116500  Echinodorus berteroi B. Castro 2012-7-19 1942 Tehama Sacramento Valley. N of Elder Creek, ca 0.28 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal. 73 Comment
  CHSC78909  Echinodorus berteroi Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC116164  Elatine californica Lowell Ahart; John Dittes 2015-6-22 20264 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC78830  Elatine californica Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  CAS-BOT-BC113742  Eleocharis acicularis Philip Alexander Munz 1951-7-26 16952 Tehama On sandy lake shore, Square Lake, n. base of South Yolla Bolly Pk. 2133 Comment
  CHSC102630  Eleocharis acicularis var. bella Lowell Ahart; Josephine Guardino 2009-9-6 16365 Tehama East of the enclosure, meadow, 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
  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
  CAS-BOT-BC112777  Eleocharis macrostachya John Thomas Howell 1960-8-20 36217 Tehama Morgan, near Lassen Volcanic National Park. 1463 Comment
  JEPS116113  Eleocharis macrostachya Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16335 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
  CHSC77396  Eleocharis palustris Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  RSA794948  Eleocharis palustris L. Ahart, Josephine Guardino, John Dittes 2009-8-27 16335 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A., 2.3 air miles northeast of the town of Mill Creek, 9.1 air miles south of Lassen Peak. 1494 Comment
  JEPS100715  Eleocharis quadrangulata Dean W. Taylor 1993-8-31 14060 b Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  CHSC84433  Eleocharis suksdorfiana Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10533 Tehama Meadow, about 50 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC112017  Eleocharis suksdorfiana Philip Alexander Munz 1951-7-25 16854 Tehama Common perennial on wet banks in hanging meadow of Red Fir Forest, Square Lake 2133 Comment
  JEPS66418  Elodea canadensis L. R. Heckard and P. Rubtzoff 1971-7-31 2680 Tehama just ne Red Bluff (lagoon off the Sacramento River); Sacramento River Comment
  RSA93416  Elymus X hansenii M. S. Baker, H. K. Wagnon 1953-6-20 12746 Tehama Logging rd. West of Paskenta near 10 mi. post serpentine area Comment
  CAS-BOT-BC237631  Elymus X saundersii John Thomas Howell 1960-8-18 36086 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  JEPS106337  Elymus elymoides subsp. californicus Lowell Ahart 2004-6-18 11108 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta 883 Comment
  UC1019554  Elymus elymoides subsp. elymoides Louise Kellogg 1952-7-17 82 Tehama on ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 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
  HSC9719  Elymus glaucus C. R. Ball 1932-7-23 657 Tehama Paine's Creek, 2l miles W of Mineral Comment
  CAS-BOT-BC203733  Elymus glaucus subsp. glaucus John Thomas Howell 1960-8-18 36083 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UCD62334  Elymus glaucus subsp. glaucus A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo, rte. 32, banks above Deer Creek. Comment
  UC1609508  Elymus sierrae Vernon H. Oswald and Lowell Ahart 1993-9-2 5912 Tehama ca 20 air mi nw Paskenta, (ridge running e from Mt. Linn, n slope of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  JEPS102661  Elymus trachycaulus subsp. subsecundus Lowell Ahart 2001-6-8 8809 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC75298  Enemion occidentale Vernon H. Oswald; Lowell Ahart 1999-4-21 9694 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. On banks along the trail near the trailhead. 838 Comment
  UCD15029  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 miles east of Ides Cove. 2103 Comment
  JEPS110085  Epilobium canum subsp. latifolium Lowell Ahart 2006-8-15 13204 Tehama Gray ridge northwest of the road, on the northwest side of the very good gravel logging road, about 4 miles (by road) to Highway 32 1516 Comment
  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
  CHSC56560  Epilobium ciliatum subsp. ciliatum Steven Triano 1988-9-18 259 Tehama Ca 25 ft w of Hwy. 32 and 32.4 mi n of its jct. with Hwy. 99. 1109 Comment
  CHSC94301  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-7-25 13076 Tehama In a small meadow on the west side of the road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CHSC66092  Epilobium cleistogamum Vernon H. Oswald; Lowell Ahart 1996-5-27 7649 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the largest pool in the cluster of pools located N of the farm pond. 103 Comment
  CHSC106145  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  JEPS89958  Epilobium densiflorum Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10650 Tehama just s. of Battle Creek Manton Plains (s. of Spring Branch Rd. (Manton Rd.), adjacent to PG & E natural gas pipeline); Northern Sacramento Valley, Tuscan Buttes NE 7 1/2 Quad. 196 295 Comment
  UCSB63893  Epilobium densiflorum Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, T28N R2W NW1/4 NE1/4 Sect. 8, Cascade Range Foothills 158 Comment
  JEPS39343  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1927-6-23 12322 Tehama Morgan Sprs. 1524 Comment
  JEPS95477  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  UCD80485  Epilobium pallidum CNPS SN Foothill Team 2005-6-15 SNNR 0253 Tehama CDFG Tehama Wildlife Area. 581 Comment
  CHSC105502  Epilobium torreyi Lowell Ahart; John Dittes 2010-7-17 16866 Tehama On dry red rocky soil, near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC107358  Epilobium torreyi Lowell Ahart; John Dittes 2011-6-9 17444 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC41016  Epilobium torreyi Pauleen Broyles 1982-5-6 553 Tehama The Nature Conservancy Vina Plains Preserve. .75 km s of Lassen Road in central pasture. 70 Comment
  JEPS118017  Epilobium torreyi Lowell Ahart, John Dittes 2011-6-9 17444 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  CDA38096  Epilobium torreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2672 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  CAS-BOT-BC56969  Equisetum arvense John Thomas Howell 1960-8-18 36053 Tehama Bluff Falls 1981 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
  UCSB25897  Eragrostis cilianensis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 13 miles west of Corning 152 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
  CHSC66591  Eragrostis pectinacea var. pectinacea Vernon H. Oswald; Lowell Ahart 1996-7-8 7991 Tehama Cascade Range Foothills. Hwy. 36 NE of Red Bluff near Hog Lake. On the E edge of Hwy. 36 ca. 0.7 mi SW of the parking lot at Hog Lake Plateau. 274 Comment
  JEPS127175  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2016-8-25 21286 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
  CHSC64491  Eriastrum brandegeeae J. Molter 1993-7-20 767 a Tehama Along edges of Pettyjohn Rd. (Long grade). 719 Comment
  CHSC77532  Ericameria linearifolia Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 274 Comment
  CHSC26699  Ericameria nauseosa var. speciosa M. S. Taylor 1977-8-17 1475 Tehama On mountain peak, ca. 1/2 mi n of Old Humboldt Rd, ca. 3 mi e of its jct with Scotts john Rd, no of Jonesville. 1981 Comment
  CHSC112994  Erigeron bonariensis Lowell Ahart 2013-8-2 18972 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
  JEPS76260  Erigeron compositus Todd Keeler-Wolf 1977-9-10 661 Tehama near summit Mt Linn; South Yolla Bolly Mountains 2459 Comment
  CHSC26282  Erigeron divergens R. W. Conover 1975-4-7 1 Tehama On side of Belle Mill Rd., 3.2 mi ne of Hwy. 99, 4 mi e of Red Bluff. 182 Comment
  CAS-BOT-BC300703  Erigeron glacialis var. glacialis John Thomas Howell 1960-8-19 36129 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  CHSC81241  Erigeron inornatus var. inornatus L. J. Janeway; B. Castro 2001-6-5 7104 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 Comment
  JEPS97338  Erigeron lassenianus var. lassenianus Vernon H. Oswald and L. Ahart 1995-7-17 7092 Tehama T29N R4E NE1/4 NE1/4 Sec. 17, 5700 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park 1737 Comment
  CHSC102453  Eriodictyon californicum L. P. Janeway; B. Castro 2009-4-25 9765 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  HSC65826  Eriodictyon californicum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 72 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  RSA21497  Eriodictyon californicum Carl B. Wolf 1937-5-15 8679 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  UC704293  Eriodictyon californicum Frank A. Pitelka 1943-6-15 199 Tehama two mi se Beegum; se of Beegum 502 Comment
  UCD67944  Eriodictyon californicum Barbara Babbe 1977-5-21 12 Tehama Mendocino Natl. Forest. 10.8 mi. W. of the junction of Round Valley Rd. and Toome Camp Rd. 914 Comment
  UCD119310  Eriodictyon lobbii Dean W. Taylor 1976-7-9 6060 Tehama Headwaters of Cub Cr. 1859 Comment
  CAS-BOT-BC248815  Eriogonum compositum var. compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama On ridge ca. 1/4 mile east of summit of South Yolla Bolly Mountain 2377 Comment
  RSA90787  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1953-7-11 12838 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC32795  Eriogonum dasyanthemum James Jokerst 1980-6-18 887 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC44223  Eriogonum dasyanthemum Vernon Oswald 1988-6-27 3515 Tehama M2 (23N01) 9.4 mi w of Paskenta. 804 Comment
  CHSC91090  Eriogonum dasyanthemum D. Isle 1995-6-20 207 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1.8 mi. up Log Springs Rd. from Salt Creek CC (=0.15 mi. up from Wilder Pond), Nomlaki Trailhead Meadow. 633 Comment
  UC1736001  Eriogonum dasyanthemum Dean W. Taylor 1992-6-18 12802 Tehama Valentine Ridge, along Forest Road 25N01 Comment
  OBI71986  Eriogonum dasyanthemum Barbara Ertter 1991-9-2 10791 Tehama SW Tehama co. round Valley-Paskenta Rd (Rt M4) 12.2 mi W of Newville Rd cjtn, ca 9 airmiles WSW of Paskenta 1219 Comment
  RSA26303  Eriogonum dasyanthemum Alice Eastwood, John T. Howell 1941-7-9 9757 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA756716  Eriogonum dasyanthemum Barbara J. Ertter, Brad Olson 1991-7-4 10183 Tehama Toomes Camp Road (Mendocino FR 23N01) 5.3 miles west of Paskenta, about 22 air miles west of Corning. 457 Comment
  CHSC64982  Eriogonum libertini Vernon H. Oswald; Lowell Ahart 1995-7-12 7039 Tehama W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). Common in open forest. 1615 Comment
  CHSC88585  Eriogonum libertini L. P. Janeway 2001-6-10 7136 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  HSC71043  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1979-6-25 4888 Tehama Along rd. to Mt. Tedoc From Tedoc Gap 1494 Comment
  SEINET3026120 Image available Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1390 Comment
  JEPS56160  Eriogonum luteolum W. L. Jepson 1927-6-19 12257 Tehama on the lava fields a few mi w Tuscan Buttes Comment
  UC912849  Eriogonum luteolum var. luteolum Alice Eastwood Aug 22 1912-Aug 26 1912 1934 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  CDA22654  Eriogonum roseum L. Ahart, J. Dittes 2003-9-17 10587 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 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
  HSC17343  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-10 14 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge S of Yolla Bolly Mtn., 2134 Comment
  CAS-BOT-BC269974  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta road 0.3 miles beyond Anthony Peak road junction, Mendocino National Forest, just within western boundary of Tehama County 1524 Comment
  CAS-BOT-BC269975  Eriogonum spergulinum var. reddingianum Milo S. Baker 1940-8-13 9833 Tehama Near Government Flat Comment
  UC849788  Eriogonum spergulinum var. reddingianum Alice Eastwood Aug 22 1912-Aug 26 1912 1752 Tehama trail from Morgans Spring to Sulphur works; Lassen Butte Region Comment
  RSA66629  Eriogonum sphaerocephalum P. A. Munz 1951-7-26 16923 Tehama East flank South Yolla Bolly Pk. 2317 Comment
  CAS-BOT-BC262771  Eriogonum strictum var. proliferum P. A. Munz 1951-7-26 16923 Tehama East flank of South Yolla Bolly Pk. 2316 Comment
  CHSC79077  Eriogonum tripodum L. P. Janeway 2000-6-30 6867 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  CHSC80679  Eriogonum tripodum Lowell Ahart 2001-6-14 8840 Tehama About 300 yards north of road M2, and north of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  JEPS56416  Eriogonum tripodum W. L. Jepson 1938-6-10 18982 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  JEPS89606  Eriogonum tripodum Dean W. Taylor 1997-6-6 16027 Tehama along rd. from Campbellville to Baccalla Cabin (Lassen Nat'l Forest, on n. side of ridge in Sulphur Creek drainage, ca. 50 ft below rim); Sierra Nevada (nSNF), Devils Parade Ground 608C 7 1/2 Quad. 1005 Comment
  CAS-BOT-BC267966  Eriogonum umbellatum var. argus C. Hart Merriam No date on label s.n. Tehama S. Yolla Bolla, top Comment
  CHSC108076  Eriogonum vimineum B. Castro; L. P. Janeway 2000-6-11 1279 Tehama Inner North Coast Ranges. Ca 30 mi W of Red Bluff, on NE end of Raglin Ridge, ca 0.8 air mi N of Pepperwood Spring. Along Raglin Ridge Rd directly above Salt Creek and overlooking N Fork Elder Ck to the N. 701 Comment
  CHSC117711  Eriogonum vimineum Lowell Ahart; John Dittes 2016-8-24 21264 Tehama About 40 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  RSA768783  Eriogonum vimineum L. Ahart, John Dittes 2010-10-4 17291 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  HSC72227  Eriophyllum lanatum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5863 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  CAS-BOT-BC308093  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1971-8-10 18320 Tehama South Yolla Bolly Mountain 2133 Comment
  CHSC77304  Eriophyllum lanatum var. achilleoides Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 256 Comment
  CHSC78800  Eriophyllum lanatum var. achilleoides Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC9734  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-17 115 Tehama Along e side of Hwy 32 ca. 11.9 mi s of Chester. 1219 Comment
  JEPS76660  Eriophyllum lanatum var. grandiflorum L. R. Heckard 1972-6-17 2964 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  JEPS61404  Erodium botrys Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC118650  Erodium brachycarpum Richard R. Halse 2016-3-19 9650 Tehama Along Newville Road ca 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir, near spillway to Stony Creek. 113 Comment
  CHSC67226  Erodium brachycarpum James D. Jokerst 1984-3-17 1935 Tehama Wurlitzer Ranch on the E side of Meridian Rd., grassy plains of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 Comment
  HSC8511  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1864 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  CHSC64393  Erodium cicutarium Vernon H. Oswald; Lowell Ahart 1995-3-6 6517 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. Collected along aroadcut near the ne tip of the reserve but common and widespread. 228 Comment
  JEPS122037  Erodium cicutarium Lowell Ahart, John Dittes 2014-5-16 19479 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  HSC90405  Erodium cicutarium Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 21 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  CHSC40816  Erodium moschatum Paulenn Broyles 1982-4-28 475 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS118674  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital. Red Bluff E 7.5' quad. Comment
  CHSC113319  Eryngium castrense Lowell Ahart; John Dittes 2014-5-18 19525 Tehama Bottom of a small drainage, on the north side of the poor dirt road, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  JEPS16983  Eryngium castrense W. L. Jepson 1927-6-25 12349 Tehama Pine Creek road station Comment
  JEPS19809  Eryngium castrense Rimo Bacigalupi with S. Galen Smith 1957-6-29 6022 Tehama 8.1 mi. s. Corning (along U.S. Hwy. 99-W) 83 Comment
  UC1392808  Eryngium castrense R. F. Hoover 1968-5-27 11102 Tehama 10 mi. w. Corning Comment
  UCD144171  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Comment
  UCD144172  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Comment
  CHSC90900  Erysimum capitatum Niall McCarten; Roxanne Bittman 1986-6-15 5483 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SEINET14063517 Image available Erythranthe Leila M. Shultz 1990-1 11317 Tehama North Coast Ranges; Mendocino Forest 305 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
  CHSC65068  Erythranthe breweri Vernon H. Oswald; Lowell Ahart 1995-7-17 7093 Tehama Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  SJSU7667  Erythranthe breweri J. W. Tilden 1960-6-26 1480 Tehama Wilson L 1524 Comment
  CHSC27312  Erythranthe guttata T. B. Devine 1977-5-22 381 Tehama Pine Creek. 50 yds e of Wurlitzer House. S of Creek, 6 mi e of Hwy 99. 121 Comment
  SEINET260811 Image available Erythranthe guttata Leila M. Shultz 11305 Tehama Northen Coastal Rnge area, Corning District of the Mendocino Forest, 305 Comment
  CHSC32871  Erythranthe microphylla Thomes Chastain 1980-4-7 12 Tehama On n bank of Thomes Creek 2 km e of Paskenta and 34 km w of Corning. 213 Comment
  CAS-BOT-BC502692  Erythronium californicum Elmer I. Applegate 1930-4-16 6115 Tehama Between Mud Flat and Bennett Spring, southwest corner of Tehama County. Comment
  CHSC88843  Erythronium multiscapideum Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  JEPS88439  Erythronium multiscapideum Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7263 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek in n.e. corner of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 152 Comment
  JEPS61872  Erythronium purpurascens Joseph Grinnell 1928-6-8 Tehama 6 mi n Mineral 1828 Comment
  UCR261297  Erythronium purpurascens H. Dearing, M. Dearing 1938-6-23 2120 Tehama Cascade Range, 15 miles east of Mineral 1463 Comment
  HSC60619  Erythronium purpurascens Carl Wishner 1978-6-30 524 Tehama 2 mi. outside boundary of Lassen National Park adjacent to Hwy. 89 Comment
  CHSC78882  Eschscholzia caespitosa 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
  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
  JEPS51685  Eschscholzia lobbii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  JEPS102775  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
  CDA32789  Euphorbia oblongata Ed Finley, Dave Stoffel 2010-5-5 PDR# 1303788 Tehama In the vicinity of Los Molinos. In a field south of North Fork Mill Creek near Fox Street, west of State Route 99. 0 Comment
  UCD142652  Euphorbia ocellata Daryl Koutnik 1988-7-16 s.n. Tehama Vina Plains, east of Hwy 99 and Leninger Road. 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
  JEPS123943  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20407 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CHSC66485  Euphorbia spathulata Vernon H. Oswald; Lowell Ahart 1996-5-20 7591 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Slope above Paynes Creek. 164 Comment
  CHSC95130  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama High Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Southeast-facing slope. 1253 Comment
  UCD132328  Euthamia occidentalis Collector Unknown 1978-9-25 s.n. Tehama 2 miles south of the town of Tehama. Comment
  UCD32604  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  JEPS94575  Festuca idahoensis Vernon Oswald and Lowell Ahart 1997-7-7 8675 Tehama on FR 27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  JEPS69248  Festuca occidentalis W. L. Jepson 1927-6-20 12264 Tehama Battle Creek Comment
  UCD66119  Festuca occidentalis Beecher Crampton 1954-6-16 1963 Tehama Paskenta District, Mendocino National Forest, Whiskey Saddle, Crane Mills logging road. 1438 Comment
  JEPS127184  Fimbristylis autumnalis Lowell Ahart, John Dittes 2016-8-25 21282 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-BC62952  Frangula californica subsp. crassifolia H. E. McMinn 389 Tehama Along road w. of Red Bluff. Comment
  CAS-BOT-BC62998  Frangula californica subsp. crassifolia P. C. Everett; E. K. Balls 1954-10-16 20313 Tehama Mud Flat Campground, 7.6 mi. sw. of Paskenta on road to Covelo. 701 Comment
  CAS-BOT-BC53871  Frangula californica subsp. tomentella C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  HSC74825  Frangula purshiana J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-7-22 10013 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  POM319903  Fraxinus dipetala Barbara Shervanick 1974-5-9 1354 Tehama Ponderosa Way, southeast of Manton, between Forward Road and south fork of Battle Creek. Cascade Mt. Range, Battle Creek drainage Comment
  CAS-BOT-BC212410  Fremontodendron californicum Ethel Wickes 1917-8-1 s.n. Tehama Near Red Bluff Comment
  HSC21367  Fremontodendron californicum R. S. White 1965-5-15 81 Tehama 30 mi. E of Red Bluff on Hwy. 36 Comment
  HSC34105  Fremontodendron californicum M. G. Schmidt 1975-7-10 8 Tehama Tedoc Rd. Comment
  HSC73390  Fremontodendron californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 116 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  POM253021  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama Ridge west of Payne's Creek. 549 Comment
  UC726962  Fremontodendron californicum A. A. Heller 1941-4-27 16084 Tehama near the top of the grade above the Paynes Creek Maintenance Station on State Highway #36 Paynes Creek Maintenance Station; State Highway #36 Comment
  UC871661  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama ridge w of Paynes Creek 548 Comment
  CHSC64999  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1995-7-12 7007 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. 981 Comment
  CHSC79844  Fremontodendron californicum subsp. californicum L. P. Janeway; B. Castro 2000-4-22 6682 Tehama High Cascade Range. Along Ponderosa way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 Comment
  CHSC80287  Fremontodendron californicum subsp. californicum L. P. Janeway 1999-6-19 6471 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  CHSC55305  Fritillaria affinis L. P. Janeway 1991-3-28 3860 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  UC1010401  Fritillaria affinis Milo S. Baker and H. K. Wagnon 1953-5-10 12620 Tehama w of Paskenta (on logging road near 13 mi post) Comment
  CAS-BOT-BC130456  Fritillaria purdyi Alice Eastwood; John Thomas Howell 1941-7-10 9872 Tehama Anthony Peak, Mendocino - Tehama Co. Comment
  CHSC60163  Fritillaria recurva Richard Steward 1988-4-25 11 Tehama Ca. 34.1 mi ne of Chico, ca. 40 ft e of Post Mile marker 9.50 on Highway 32. 1280 Comment
  CHSC68570  Fritillaria recurva Vernon H. Oswald 1997-5-9 8409 Tehama Deer Creek Canyon at the bridge (8-69) between Potato Patch and Alder Creek campgrounds. 1143 Comment
  POM304470  Galium ambiguum Alice Eastwood, John T. Howell 1941-7-9 9769 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS13254  Galium ambiguum subsp. ambiguum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5306 Tehama summit Snake Ridge; watershed between Thomes Creek and Sacramento Valley 1889 Comment
  JEPS52716  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-13 4001 Tehama just e Round Mountain (w of Paskenta) 1143 Comment
  SBBG27415  Galium ambiguum subsp. ambiguum A. Eastwood, J. T. Howell 1941-7-9 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1221020  Galium ambiguum subsp. ambiguum Freed W. Hoffman 1949-7-19 3037 Tehama one mi w Regan Meadow Camp (w Tehama Co.); North Coast Ranges Comment
  HSC19776  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge, S of Yolla Bolly Mtn. 2134 Comment
  RSA202685  Galium ambiguum subsp. ambiguum L. T. Dempster, G. Ledyard Stebbins 1964-6-13 3999 Tehama W of Paskenta and just S of Round Mtn. 1143 Comment
  JEPS52822  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4000 Tehama just e Round Mountain (w of Paskenta) 1143 Comment
  UC1949164  Galium andrewsii subsp. andrewsii Barbara Ertter with Brad Olson 1991-7-4 10204 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning; Comment
  CHSC64558  Galium aparine Vernon Oswald; Lowell Ahart 1995-4-3 6595 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 top of the basalt ridge crossing the NW corner of the reserve. 201 Comment
  HSC65829  Galium aparine D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 75 Tehama 0.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  RSA90817  Galium bifolium Milo S. Baker, H. K. Wagnon 1953-7-12 12884 Tehama 5.3 miles from Whitlock Camp along county road. Comment
  UCD121603  Galium bifolium J. M. Tucker 1959-7-19 3569 Tehama Beside the trail to Square Lake, and ca. 1 1/2 miles east of the lake, northeast side of South Yolla Bolly Mountain. 2103 Comment
  CHSC82126  Galium grayanum var. grayanum L. P. Janeway 2001-7-29 7406 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  JEPS27423  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama South Yollo Bolly Mt. North Coast Ranges 2346 Comment
  RSA0005747  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain. 2348 Comment
  RSA67147  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16930 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  HSC75060  Galium mexicanum var. asperulum J. P. Smith, Thomas W. Nelson 1978-7-22 10050 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CHSC107253  Galium murale Lowell Ahart; John Dittes 2011-6-9 17464 Tehama In shade under steep bank on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CDA6661  Galium parisiense L. Ahart, J. Dittes 2003-6-11 10258 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC102468  Galium parisiense L. P. Janeway 2009-6-21 9814 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Anteloope Creek, near its head. 628 Comment
  CHSC113269  Galium parisiense Lowell Ahart; John Dittes 2014-5-16 19482 Tehama South of a small drainage, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC55276  Galium parisiense var. parisiense L. P. Janeway 1991-5-11 3960 Tehama Battle Creek Wildlife Area. In large rocky ravine draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  HSC1743  Galium porrigens var. porrigens Larry Berti 1969-3-21 48 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  CHSC88516  Galium porrigens var. tenue Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CHSC95128  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  RSA424757  Galium trifidum var. pacificum Aaron Liston, M. Blumler 1987-4-24 654 -13 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC60408  Galium triflorum Mary Ann Showers 1992-6-26 2586 b Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC24705  Garrya congdonii J. R. Nelson 1976-3-6 11 Tehama Ca. 10 mi w of Paskenta at Mud Flat Camp. 487 Comment
  CHSC86550  Garrya congdonii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  HSC71024  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1979-3-11 4562 Tehama Along Toomes Camp Rd. (23N01), 7 mi. W of Paskenta near Crowfoot Pt. 366 Comment
  UC1043545  Garrya congdonii P. C. Everett and E. K. Balls 1954-10-16 20315 Tehama 7.6 mi sw Paskenta (on road to Covelo, about Mud Flat Campground) 701 Comment
  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
  UCD66727  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi post. 243 Comment
  RSA90635  Gastridium phleoides Milo S. Baker, H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mile post. 244 Comment
  SEINET11688670  Gastridium phleoides Unknown 1982-1 665 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Road 66 Comment
  CDA30211  Gayophytum diffusum subsp. diffusum L. Ahart, J. Dittes, J Guardino 2009-8-27 16319 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  RSA67192  Gayophytum diffusum subsp. parviflorum P. A. Munz 1951-7-25 16865 Tehama 1 mile E of Square Lake. Comment
  CAS-BOT-BC231523  Gayophytum heterozygum Ellen Dean; M. Starbuck; DHS Madrigals 2010-8-29 6851 Tehama Western edge of Lake Almanor off Hwy 89 1371 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
  JEPS95478  Gayophytum heterozygum Lowell Ahart 1994-7-24 7514 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  CHSC85017  Gayophytum humile John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 788 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope to the southeast of Square Lake. 2151 Comment
  POM304447B  Gayophytum humile Alice Eastwood, John Thomas Howell 1941-7-9 9737 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC63222  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 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
  UCD103297  Geranium carolinianum Leland Frey 1950-4-25 s.n. Tehama Red Bluff. Comment
  SD211661  Gilia sinistra subsp. pinnatisecta Barbara Ertter, Brad Olson 1991-7-6 10392 Tehama Rocky Cabin Meadow, ca. 1.0 mile south of Ball Rock, 1.0 mile southeast of Cold Spring Forest Station, ca. 30 airmiles west of Corning. 1890 Comment
  CHSC41023  Gilia tricolor Pauleen Broyles 1982-4-15 419 Tehama The Nature Conservancy Vina Plains Preserve. Slope ca 150 m south of Lassen Rd and 150 m east of Hwy 99. 66 Comment
  RSA714311  Gilia tricolor Daisie Huang 2006-4-15 06041512 Tehama Manton Rd. 204 Comment
  SJSU11623  Gilia tricolor H. D. Baer 1960-4-14 Tehama c. 11 mi SE of Anderson 259 Comment
  JEPS85982  Gilia tricolor subsp. diffusa W. L. Jepson 1932-5-9 16439 Tehama ne Red Bluff; ne of Red Bluff 137 Comment
  CHSC96632  Gilia tricolor subsp. tricolor Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13622 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS86006  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w <of> Paskenta Comment
  JEPS88249  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1996-5-20 7593 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  JEPS11826  Githopsis specularioides W. L. Jepson 1932-5-9 16340 Tehama near Ely 213 Comment
  JEPS120783  Glinus lotoides Lowell Ahart 2013-9-17 19037 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  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
  CAS-BOT-BC303830  Gnaphalium Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River SE of Red Bluff Comment
  JEPS76639  Gnaphalium palustre L. R. Heckard 1972-6-18 2987 Tehama sw of Tedoc Mt. 1371 Comment
  RSA304259  Goodyera oblongifolia James R. Shevock 1972-7-24 2197 Tehama Hwy 32, S. of Lassen Park 915 Comment
  UC1586625  Gratiola ebracteata Vernon H. Oswald and Lowell Ahart 1991-5-9 4560 Tehama ca 0.5 mi sse of the entrance kiosk Paynes Creek Recreation Area (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 6.5 mi nne of Red Bluff); Sacramento River, Paynes Creek Recreation Area 112 Comment
  JEPS96010  Gratiola ebracteata Vernon H. Oswald and Lowell Ahart 1996-4-29 7470 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning; Northwest side of Sacramento Valley, Valley and Foothills Grassland, Stream near the W boundary 103 Comment
  JEPS105196  Gratiola heterosepala Dean W. Taylor 1995-5-12 14902 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC75352  Grindelia hirsutula var. davyi Ben Myhre 1997-4-25 30 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UC1002631  Guillenia lasiophylla Milo S. Baker 1953-5-9 12596 a Tehama logging rd w Paskenta Comment
  JEPS94593  Hackelia amethystina Vernon Oswald and Lowell Ahart 1997-6-10 8555 Tehama on M2 (23N69) 0.9 mi w junction with M4 (between Sugar Spring and Government Flat campgrounds, between Paskenta and Covelo) 1737 Comment
  CHSC95203  Hackelia californica R. D. Fischer 2005-6-26 859 Tehama Childs Meadow. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 32 in upper Deer Creek Meadows. Plants growing in brushy opening east of Gurnsey Creek. 1399 Comment
  POM252794  Hackelia californica A. A. Heller 1938-7-28 15291 Tehama On the Mineral-Lassen National Park Highway. 1768 Comment
  CHSC102591  Hackelia micrantha L. P. Janeway 2009-7-26 9877 Tehama High Cascade Range. Lassen national Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  CDA40624  Hackelia nervosa J. C. Carlton 1974-9-3 s.n. Tehama Lassen Volcanic National Park, Mineral. 0 Comment
  CAS-BOT-BC308522  Harmonia stebbinsii Milo S. Baker; H. K. Wagnon 1953-5-31 12622 Tehama Logging road west of Paskenta near 10 mi. post Comment
  JEPS105869  Harmonia stebbinsii Lowell Ahart 2004-4-29 10804 Tehama ca. 1/4 mi N of an unnamed lake, along Nomalaki Trail, ca. 1 mi by trail NW of Dead Rabbit Lake, ca. 1 3/4 mi NW of Bowers Creek, ca. 2 1/2 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 476 Comment
  JEPS76643  Hastingsia alba L. R. Heckard 1972-6-18 2982 Tehama n. Tedoc Mt. (along Wells Creek, near old cabin); Wells Creek 883 Comment
  CHSC88581  Hastingsia serpentinicola L. P. Janeway 2001-6-10 7132 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  CHSC90876  Helenium bigelovii D. Isle 1995-6-20 209 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Camp (23N35A). 658 Comment
  UC54077  Helenium bigelovii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4397 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC77535  Helenium puberulum Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  UC1037467  Helianthella californica subsp. nevadensis Douglas Barbe 1955-7-17 216 Tehama on county road 1 mi e Howell Camp 1889 Comment
  CHSC60318  Helianthella californica var. nevadensis Mary Ann Showers 1992-6-26 2582 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA105344  Helianthella californica var. nevadensis G. D. Barbe 1955-7-17 216 Tehama 1 mile E of Howell Camp on the county road. 1890 Comment
  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
  UC1731301  Helianthus exilis Dean W. Taylor 1997-6-13 16069 Tehama About 7 road mi w from Paskenta (in vicinity of Beehive Flat, Toomes Camp Road (Forest Road M2)); Inner North Coast Ranges, Toomes Camp Road 685 Comment
  RSA757368  Heliotropium curassavicum Barbara Ertter 1991-5-18 9865 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
  HSC3683  Heliotropium curassavicum var. oculatum Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. Comment
  CHSC105651  Heliotropium europaeum Lowell Ahart; John Dittes 2010-10-4 17281 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
  UC1212004  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 121 Comment
  UCD119457  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  UCD119458  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 mi. w. of old Hwy 99, n.w. of Red Bluff. Comment
  UC1299265  Hemizonella minima Freed W. Hoffman 1947-6-23 1634 Tehama Government Flat, w Tehama County Northern Coast Ranges, Government Flat 796 Comment
  CHSC102475  Hemizonia congesta subsp. clevelandii L. P. Janeway 2009-6-21 9811 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  CHSC48162  Hemizonia congesta subsp. clevelandii V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3366 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct. with M4. 377 Comment
  CHSC77729  Hemizonia congesta subsp. clevelandii B. Castro; L. Janeway, C. Warren, B. Hendrickson, J. Witzman 1999-6-24 999 Tehama About 22 miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On bank of dirt road. 335 Comment
  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
  CHSC102474  Herniaria hirsuta var. hirsuta L. P. Janeway 2009-6-21 9810 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC79091  Hesperevax acaulis var. acaulis B. Castro; L. P. Janeway 2000-4-5 1052 Tehama Vicinity of Orland; 4-10 ft from edge of Rice Creek. 106 Comment
  CHSC79954  Hesperevax acaulis var. acaulis L. P. Janeway 2000-5-14 6727 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; 0.3 km south of Spring Branch Road (old Manton Road) 2.7 km east-northeast of Jelly's Ferry Road. 198 Comment
  JEPS87191  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
  JEPS102421  Hesperolinon micranthum Lowell Ahart 2001-6-16 8849 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  UC2013011  Hesperolinon micranthum Barbara Ertter 1991-5-18 9867 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; above fenced-off side canyon SW of creek. Comment
  UC2042793  Hesperolinon micranthum Barbara Ertter with Brad Olson 1991-7-4 10272 Tehama Toomes Camp / Ball Rock Road 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin junction ca. 28 air miles W of Corning Comment
  CHSC108064  Hesperolinon tehamense B. Castro; L. P. Janeway 2000-6-11 1283 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the upper edges of Pepperwood Spring. 899 Comment
  CHSC80664  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS98980  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA151586  Hesperolinon tehamense H. L. Mason 1947-5-18 s.n. Tehama Paskenta Grade Comment
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  UC1212197  Hesperolinon tehamense Helen K. Sharsmith 1951-7-12 4026 Tehama county road to Ball Rock ca 0.4 mi without eastern boundary Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC1212198  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama on Covelo-Paskenta road 0.5 m. below Mud Flat (sw of Paskenta, 3 m. within national forest boundary, near type locality); Inner North Coast Ranges, Mendocino National <Forest> 609 Comment
  CAS-BOT-BC143613  Heteromeles arbutifolia M. B. Kildale 1926-9-11 2704 Tehama 2 miles west of Old Shasta on Weaverville - Red Bluff road Comment
  JEPS99023  Heteromeles arbutifolia Vernon H. Oswald 1998-10-27 9680 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 Comment
  CHSC117703  Heterotheca oregona var. compacta Lowell Ahart; John Dittes 2016-8-24 21267 Tehama About 20 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
  CHSC83305  Heterotheca oregona var. compacta Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. On stream gravel bed. 304 Comment
  CHSC84609  Heterotheca oregona var. compacta Lowell Ahart; John Dittes 2003-9-17 10584 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
  JEPS104118  Heterotheca oregona var. compacta Lowell Ahart 2003-9-17 10584 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CAS-BOT-BC311093  Heterotheca oregona var. rudis Alice Eastwood 1912-8-22 1925 Tehama Payne Creek, Lassen Butte Region Comment
  UC177050  Heterotheca oregona var. rudis T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UCD70096  Heterotheca oregona var. rudis D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Jellys Ferry Road. Gravelly and sandy places close to Sacramento River. 110 Comment
  CHSC45684  Hieracium bolanderi Vernon Oswald 1986-7-24 2235 Tehama Near the Summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  JEPS76676  Hieracium greenei L. R. Heckard 1972-6-17 2949 Tehama Beegum Mt. Beegum Mt. (e slope) 1188 Comment
  UC1609232  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  JEPS104181  Holcus lanatus Lowell Ahart 2003-6-11 10273 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
  CHSC54448  Holodiscus discolor Vernon H. Oswald; Lowell Ahart 1991-7-10 4730 Tehama Round Valley Rd (M4 or Forest Rd 23N02), 0.1 mile west of Forest Rd 23N69, ca. 8 miles (air) southwest of Paskenta. In a roadside ravine. 987 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
  CHSC26682  Holodiscus microphyllus var. glabrescens M. S. Taylor 1977-8-17 1479 Tehama Mountain peak above the chaparral, 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
  JEPS102465  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 2001-6-8 8802 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CDA15422  Hordeum marinum subsp. gussoneanum G. F. Hrusa, J. Hart 1998-5-1 14439 Tehama Sacramento Valley; Uncommon in colonies on outer edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  CHSC78960  Hordeum marinum subsp. gussoneanum Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicicinity of Round Valley Road and Newville Road (Garland Road). 280 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
  CHSC64581  Hordeum murinum subsp. leporinum Vernon H. Oswald; Lowell Ahart 1995-4-3 6586 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 slope between two intermittent streams converging on the w boundary of the s edge of the ridge crossing the nw corner of the reserve. 201 Comment
  UC625495  Horkelia fusca subsp. tenella Frank W. Gould 1938-6-26 469 Tehama just w Plumas Co. Line (near hwy 89) 1554 Comment
  JEPS44549  Horkelia tridentata Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  JEPS44550  Horkelia tridentata Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  SD43466  Horkelia tridentata Philip A. Munz 1947-5-18 11857 Tehama 12 miles east of Mineral on Highway 36. 1584 Comment
  CHSC65063  Horkelia tridentata subsp. tridentata Vernon H. Oswald; Lowell Ahart 1995-7-17 7097 Tehama High Cascade Range. Forest Road 29N22 0.3 mi W of Hwy. 89, ca. 2 mi S of the S boundary of Lassen Volcanic National Park. 1883 Comment
  CHSC117736  Horkelia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21355 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  HSC82143  Hosackia crassifolia Thomas W. Nelson, Jane P. Nelson 1979-6-25 4901 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC108078  Hosackia crassifolia var. crassifolia B. Castro; L. P. Janeway 2000-6-11 1290 Tehama High North Coast Ranges. NE-facing slope just N of Raglin Ridge Rd, near spring 0.15-0.2 mi down road from Twin Springs; near the top of Raglin Ridge. 1207 Comment
  RSA0110961  Hydrophyllum occidentale P. A. Munz 1947-5-18 11856 Tehama 12 miles E of Mineral, on Hwy 36. 1585 Comment
  CHSC66880  Hypericum anagalloides Vernon H. Oswald; Lowell Ahart 1996-9-4 8249 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common in moist soil of a seep 182 Comment
  CHSC79322  Hypericum anagalloides B. Castro; C. Warren 2000-4-13 1077 Tehama Vicinity of Orland, W of Highway I-5, along main Rice Creek channel. 83 Comment
  JEPS106148  Hypericum anagalloides Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CAS-BOT-BC400812  Hypericum anagalloides P. A. Munz 1951-7-25 16873 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  JEPS108878  Hypericum formosum var. scouleri Lowell Ahart 2006-7-19 13034 Tehama West edge of an open dry 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
  SBBG25922  Hypericum formosum var. scouleri D. Myrick 1966-8-6 1458 Tehama South Yolla Bolly Mtn 2133 Comment
  CHSC80210  Hypericum perforatum L. P. Janeway 1999-6-19 6470 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  CHSC84317  Hypericum perforatum Lowell Ahart; John Dittes 2003-6-11 10277 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
  CHSC117647  Hypericum perforatum subsp. perforatum Lowell Ahart; John Dittes 2016-8-25 21300 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS127142  Hypericum perforatum subsp. perforatum Lowell Ahart, John Dittes 2016-8-25 21300 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
  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
  JEPS36531  Hypochaeris glabra Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta; Paskenta-Covelo Road Comment
  RSA704008  Hypochaeris glabra Daphne K. Christopher, Hannah Stevens, M. Bibbo 2003-4-20 217 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  JEPS97444  Idahoa scapigera Vernon H. Oswald and L. Ahart 1995-3-6 6505 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  SEINET10567646  Iris David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17963 Tehama 13 miles w of mineral on calif. Hwy. 36; On 60 degrees e-facing slope Comment
  CHSC44627  Isoetes howellii Vernon Oswald 1984-3-9 1093 Tehama Old Calif. Hwy 99W at Sour Grass Creek 2.0 mi n of the Tehama-Glenn County line. Comment
  CHSC57790  Isoetes howellii Vernon H. Oswald 1992-4-21 4908 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.7 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. 316 Comment
  CHSC65940  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-23 7412 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 263 Comment
  CHSC81195  Isoetes howellii J. Trizzino 2001-4-17 31 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  UCD21100  Isoetes howellii Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 276 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  CHSC65713  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1996-4-3 7284 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gule Rd. NW of Corning, northwest side of the Sacramento Valley. 103 Comment
  CHSC87379  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS106117  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  CAS-BOT-BC61851  Isoetes nuttallii Doris Kildale Gillespie 1930-5-14 9360 Tehama 10 miles east of Red Bluff on Susanville road Comment
  HSC75380  Ivesia gordonii var. alpicola J. O. Sawyer, K. A. Sawyer 1980-6-18 3447 Tehama S of N Yolla Bolly Peak. 2348 Comment
  CHSC93643  Juglans californica var. hindsii Paul Kirk; Joe Silveira 2001-10-22 14 Tehama North end of Mooney Island Unit of Sacramento National Wildlife Refuge. 30 Comment
  CHSC65071  Juncus articulatus Vernon H. Oswald; Lowell Ahart 1995-7-17 7077 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. 213 Comment
  JEPS117700  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16884 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36 768 Comment
  CHSC40823  Juncus bufonius var. bufonius Pauleen Broyles 1982-5-17 608 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch just s of Lassen Road. 60 Comment
  CHSC96538  Juncus bufonius var. bufonius Lowell Ahart 2007-5-8 13746 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
  CHSC65072  Juncus bufonius var. congestus Vernon H. Oswald; Lowell Ahart 1995-7-17 7076 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. On the dry bed of Pool 9 in the southern cluster (S side of Inks Creek Rd.). 213 Comment
  CHSC86792  Juncus bufonius var. congestus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  JEPS94374  Juncus covillei var. obtusatus Vernon Oswald and Lowell Ahart 1997-7-7 8674 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of the Yolla Bolly Wilderness on Forest Road 27N06); Forest Road 27N06 1676 Comment
  CHSC55301  Juncus effusus subsp. pacificus L. P. Janeway 1991-6-15 4015 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. 126 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
  SEINET10720382  Juncus exiguus Peter F. Zika 2012-7-14 Zika 25976 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains, North Coast Range Highlinads (NCoRH). 1665 Comment
  RSA719179  Juncus howellii L. Ahart 2006-7-19 13016 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 Comment
  CHSC102647  Juncus laccatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC103203  Juncus laccatus Peter F. Zika 2008-7-14 23900 Tehama Cascade Range Highlands. Routes 36 and 89, ca 4 air km WNW of Wilson Lake. 1515 Comment
  UC1464630  Juncus leiospermus var. leiospermus Lowell Ahart 1979-5-10 Tehama 16 mi w Red Bluff (along Hwy 36) Comment
  CDA33204  Juncus nevadensis L. P. Janeway 2001-7-29 7394 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CHSC94344  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
  CHSC80101  Juncus oxymeris L. P. Janeway 2000-5-16 6731 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 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
  CDA39267  Juncus patens L. Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  JEPS117701  Juncus tenuis Lowell Ahart, John Dittes 2010-7-17 16862 Tehama On damp red soil, seep, about 10 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  UCD142363  Juncus tenuis John Thomas Howell 1960-8-20 36224 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  JEPS96111  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1996-4-3 7296 Tehama CDFG parcel on s side of Gyle Rd. Sacramento Valley, Thomes Creek Ecological Reserve (nw side of Valley, nw of Corning, n side of floodplain of intermittent stream ca 0.4 mi e of dirt lan along w side of parcel) 103 Comment
  SEINET11787695  Juncus uncialis Unknown 1982-1 886 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  SBBG122903  Juncus usitatus B. Ertter 2003-7-20 18254 Tehama Wild Cat Rd between Manton Rd and Battle Crk, NE of Red Bluff 326 Comment
  JEPS66417  Juncus xiphioides L. R. Heckard and P. Rubtzoff 1971-7-31 2679 Tehama just ne Red Bluff (off the Sacramento River); Sacramento River Comment
  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
  CHSC55171  Juniperus californica L. P. Janeway 1991-6-15 4013 Tehama Small canyon draining into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  LA6564  Juniperus californica Carl Epling; William Robison 1935-7-21 sn Tehama E of Red Bluff Comment
  UCD67677  Juniperus californica D. Sanchez-Mata 1996-6-30 s.n. Tehama Dales-Red Bluff. Open juniper woodlands. 230 Comment
  UCR164510  Juniperus californica Maile Neel 2000-4-29 H- 5 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  UCD80780  Keckiella breviflora CNPS SN Foothill Team 2005-6-8 SNNR 0174 b Tehama TNC, Dye Creek Preserve, overlooking Dye Creek. 362 Comment
  CAS-BOT-BC235867  Keckiella corymbosa Clare B. Hardham 1971-8-9 18332 Tehama Near Patton Mill road up Digger Creek. Road from Paskenta to South Yolla Bolly Mountain 1158 Comment
  CHSC48990  Keckiella corymbosa Vernon Oswald 1986-7-15 2204 Tehama Round Valley Rd. (M4), 20.0 mi w of Paskenta. 1463 Comment
  SEINET10782836  Keckiella lemmonii Barbara J. Ertter 1991-9-2 Ertter 10773 Tehama Round Valley-Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta, T23N R9W Sec 17/18; rocky roadcut in open yellow pine-red fir forest. 1676 Comment
  SD131954  Kickxia elatine Barbara Ertter, E. Neese, L. Fujii, D. Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat 152 Comment
  UCD123875  Kickxia elatine Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama south side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  UCSB61649  Kickxia elatine Ertter, Barbara; Neese, Elizabeth; Fujii, Laura 1989-10-21 Tehama S Side of NW arm of Black Butte Lake; W of Orland 152 Comment
  CHSC41053  Koeleria phleoides Pauleen Broyles 1982-4-28 477 Tehama The Nature Conservancy Vina Plains Preserve. 66 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
  UCD21121  Koeleria phleoides Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 296 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584581; 4416292. Comment
  CHSC102699  Lactuca serriola Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16307 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC66297  Lactuca serriola Vernon H. Oswald 1996-6-27 7898 Tehama Northwest side of Sactamento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected near the S boundary ca. 0.7 mi E of the W boundary. 105 Comment
  CAS-BOT-BC341376  Lagophylla glandulosa Louis C. Wheeler 1935-5-23 3520 Tehama 9 mi. E Newville on Orland-Newville Road 121 Comment
  CAS-BOT-BC341377  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CDA8082  Lagophylla glandulosa L. Ahart, J. Dittes, J. Gannon, L. Martinez 2002-11-4 10008 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 miles (air) southeast of Corning. Comment
  CHSC108065  Lagophylla glandulosa B. Castro; L. P. Janeway 2000-6-11 1284 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
  CHSC36101  Lagophylla glandulosa Howard Wurlitzer 1979-5-18 Tehama Howard Wurlitzer Ranch, North of Barber Rd., S of Pine Cr. 100 Comment
  JEPS107100  Lagophylla glandulosa Barbara Ertter 1991-7-5 10294 Tehama Metzger Ranch, at the confluence of Big and Little Crane Creeks (=Stiver's Ranch), ca 15 air mi WNW of Red Bluff; SW corner of ranch. 213 Comment
  SJSU8130  Lagophylla glandulosa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama near Hwy 36 c. 4 mi W of Mineral Comment
  UC2027203  Lagophylla glandulosa Anthony Baniaga 2011-6-12 342 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum Creek Road (202). Quadrangle Comment
  UC295959  Lagophylla glandulosa H. M. Hall 1924-7-13 11960 Tehama 10 mi (20 km) n Corning Comment
  UC980574  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama roadside a mile or so e Paskenta (west Tehama County) Comment
  CAS-BOT-BC341371  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-BC341381  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  UC360286  Lagophylla glandulosa E. B. Babcock 1928-6-27 188 Tehama from 4 to 7 mi e Payne's Creek (along road from Red Bluff to Susanville) Comment
  CHSC48173  Lagophylla ramosissima subsp. ramosissima Vernon Oswald 1986-6-27 2161 Tehama Long Rd. (A6) 5.8 mi ne of Dales, 2.8 mi sw of jct. Lanes Valley Rd. 304 Comment
  CHSC67232  Lamium amplexicaule James D. Jokerst 1981-2-23 1238 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Ca. 150 ft N of Pine Creek. Comment
  CHSC65963  Lamium purpureum Vernon H. Oswald; Lowell Ahart 1996-4-23 7448 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek. 147 Comment
  CHSC27830  Lasthenia californica Eric J. Miller 1978-4-24 10 Tehama At edge of vernal pools, ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  UCD18756  Lasthenia californica Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 49 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  HSC85885  Lasthenia californica Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 43 Tehama Rt. 36, mile marker 65, 24 mi. E of Red Bluff. 600 Comment
  HSC90016  Lasthenia californica Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 25 Tehama Hwy. 36, 3 mi. E of Road A-5 229 Comment
  CHSC64500  Lasthenia californica subsp. californica Vernon H. Oswald; Lowell Ahart 1995-4-3 6560 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the junction of the old highway and the unimproved road s of the Old Hwy. Pool. Throughout the reserve. 216 Comment
  SEINET11805152  Lasthenia chrysostoma Unknown 1974-1 40 Tehama 16 mi N of Chico & 1 mi E of Hwy 99 along Kiefer Rd Comment
  JEPS97242  Lasthenia fremontii Vernon H. Oswald and L. Ahart 1995-4-17 6650 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  JEPS88501  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-15 7375 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying edge of deep pool along the pipline ca. 0.3 mi n of s boundary, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 102 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
  CHSC115225  Lathyrus angulatus B. Castro; J. Nishida 2013-5-15 1996 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi Wof the town of Gerber. In disturbed open area W of the railroad tracks and Eof the Tehama-Colusa Canal, on flat to undulating grassland between vernal pools and swales. 74 Comment
  CHSC88530  Lathyrus angulatus Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. 259 Comment
  CHSC82101  Lathyrus jepsonii var. californicus L. P. Janeway 2001-7-25 7378 Tehama High Cascade Range. Next to North Fork Calf Creek at crossing of closed spur road, between Roads 27N12 and 27N06; 1.6 km north-northwest of Colby Mountain. 1400 Comment
  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
  JEPS117340  Lathyrus latifolius Lowell Ahart, John Dittes 2010-7-19 16894 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  JEPS1737 Image available Lathyrus sulphureus var. argillaceus W. L. Jepson 1899-4-26 13635 Tehama Rosewood; ; Rosewood, Tehama Co. Comment
  JEPS94811  Layia chrysanthemoides Vernon Oswald and Lowell Ahart 1998-4-27 8982 Tehama Vestal Road 3.8 mi s of Highway 36 between Red Bluff and Platina; Vestal Road 365 Comment
  CDA16176  Layia fremontii G. F. Hrusa, J. Hart 1999-4-29 15029 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  CHSC59690  Layia fremontii Thomas J. Hart 1984-3-18 8 Tehama Ca. 50 m e of the intersection of Lee Street and Tehama Vina Road, Los Molinos. 72 Comment
  CHSC88957  Layia fremontii Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. Southern half of Sect. 33. UTM: 10 0588700 E, 4445863 N. 533 Comment
  RSA714823  Layia fremontii Daisie Huang 2006-4-15 06041506 Tehama Manton Rd. 204 Comment
  CHSC113002  Lemna minuta Lowell Ahart 2013-8-2 18989 Tehama Small natural pond, on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC113272  Leontodon saxatilis subsp. longirostris Lowell Ahart; John Dittes 2014-5-16 19471 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC64694  Leontodon saxatilis subsp. longirostris Vernon H. Oswald; Lowell Ahart 1995-5-9 6722 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. 213 Comment
  UC1777679  Leontodon saxatilis subsp. longirostris Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Comment
  SEINET11995378  Lepidium latipes Unknown 1983-1 899 Tehama Nature Conservancy Vina Plains Preserve, adjacent to Sheep Camp Ditch where it makes a sharp bend 62 Comment
  HSC1759  Lepidium nitidum Larry Berti 1969-3-19 36 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  HSC27266  Lepidium nitidum J. P. Smith 1972-3-23 5099 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  CHSC65661  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the parcel. On the banks of the intermittent stream crossing the preserve. 99 Comment
  JEPS97009  Lepidium nitidum var. nitidum Vernon H. Oswald and L. Ahart 1994-3-8 5971 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  JEPS53742  Lepidium strictum W. L. Jepson 1899-4-27 13359 Tehama Greasewood Hills Yollo Bolly Mts. Comment
  HSC17092  Leptosiphon bicolor John L. Heywood, D. H. Norris 1968-3-31 1896 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  CHSC65673  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1996-3-18 7232 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel. Bluffs overlooking the Sacramento River ca. 1.25 mi downstream from the mouth of Paynes Creek. 182 Comment
  CHSC80557  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC82294  Leptosiphon bolanderi Lowell Ahart 2002-4-27 9568 Tehama On the side of a wash, on the north side of Road M2, about 50 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC118044  Leptosiphon ciliatus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 204 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  UC1949343  Leptosiphon ciliatus Barbara Ertter with Brad Olson 1991-7-6 10361 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; around campsite at W end of meadow Comment
  RSA90632  Leptosiphon ciliatus Milo S. Baker 1953-6-21 12770 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  UCSB63937  Leptosiphon ciliatus Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N, R3W, SE1/4, NW1/4, Sect. 13; Cascade Range Foothills; above Paynes Creek 152 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
  CAS-BOT-BC226737  Leptosiphon latisectus Lowell Ahart 1979-4-25 s.n. Tehama Highway 36, 5 miles east of Red Bluff Comment
  RSA21510  Leptosiphon montanus C. B. Wolf 1937-5-16 8696 Tehama Northern Siera Nevavda Foothills, Red Bluff - Susanville Road, 3 mi. below Paynes Creek P. O. 274 Comment
  CAS-BOT-BC225664  Leptosiphon rattanii Alice Eastwood; John Thomas Howell 1941-7-9 9724 Tehama Log Spring Ridge between Log Spring and Govermnet Flat Comment
  UC1609136  Lesquerella occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1993-9-2 5917 Tehama ridge running e from Mt. Linn (South Yolla Bolly Mtns., ca 20 mi (air) nw of Paskenta); South Yolla Bolly Mountains, e from Mt. Linn 2377 Comment
  UC1299646  Lesquerella occidentalis subsp. occidentalis Freed W. Hoffman 1950-7-4 3669 Tehama saddle between N. Yolla Bolly and Black Rock (w. Tehama Co.); w. Tehama Co. 2133 Comment
  UC1177922  Lessingia leptoclada Gene B. Newcomb and Francia Chisaki 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 Comment
  JEPS124402  Lessingia nana Lowell Ahart, John Dittes 2015-6-22 20249 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-BC341755  Lessingia nana David D. Keck 1932-7-7 1723 Tehama Red Bluff, at south city limits 95 Comment
  CHSC77544  Lessingia nemaclada Heidi West; Jenny Marr, Caroline Warren, Joyce Lacey-Rickert 1998-5-19 Tehama Vicinity of uppermost N. Fork Stony Creek. 274 Comment
  CHSC95185  Lessingia nemaclada R. D. Fischer 2005-9-10 786 Tehama Sierra Nevada Mountains,along county road 27N08 ca.3 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants growing on disturbed road cut north of Deer Creek. 1097 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
  JEPS120212  Lessingia nemaclada Julie Kierstead Nelson with Peter Zika 2011-7-5 201 -36 Tehama Junction of Highway 36W and Tedoc Mountain Road (Forest Road 29N45) Comment
  UC600425  Lessingia nemaclada H. F. Copeland 1920-7-24 438 Tehama near mouth Rattlesnake Creek; Deer Creek Comment
  SEINET11810784  Lessingia nemaclada Unknown 1960-1 622 Tehama 0.7 mi N of Paynes Creek on South Lanes Valley Road, NE of Red Bluff Comment
  CAS-BOT-BC342056  Lessingia virgata John Thomas Howell 1960-7-24 36003 Tehama 10 mi. ne. of Red Bluff 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
  UC1594663  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1992-4-21 4905 Tehama ca 11 mi e (air) Red Bluff (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24), near Mud Spring, 9.6 mi e (odometer) of Hwy 99, s side of road) 316 Comment
  UC1594667  Limnanthes alba subsp. alba Vernon H. Oswald and Lowell Ahart 1992-4-21 4920 Tehama road to Antelope Creek Campground 0.5 mi s Hogsback Rd. (Forest Rd. 28N24) (ca 0.75 air mi sw of Finley Lake, ca 6 air mi sse of Paynes Creek) 822 Comment
  UCD18759  Limnanthes douglasii subsp. rosea Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 52 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CAS-BOT-BC45941  Limnanthes floccosa subsp. floccosa R. C. Barneby; J. T. Howell 1954-5-14 11481 Tehama 9 miles e. of Paynes Creek 1005 Comment
  CHSC32617  Limnanthes floccosa subsp. floccosa J. S. White 1980-3-25 21 Tehama 3.1 mi n of Tehama-Butte Co. line on Meridian Road shoulders from ca. BM 383 to Rattlesnake Creek. 115 Comment
  JEPS97480  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and L. Ahart 1995-3-19 6527 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 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 207 Comment
  CHSC117710  Limnobium spongia Lowell Ahart; John Dittes 2016-8-25 21310 Tehama South of the parking area, along a dirt road, about 300 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
  JEPS127134  Limnobium spongia Lowell Ahart, John Dittes 2016-8-25 21310 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
  CHSC41099  Limosella acaulis Pauleen Broyles 1982-5-17 621 Tehama Just s of Lassen Rd. 60 Comment
  OBI76945  Limosella aquatica Anthony Baniaga 2011-6-12 350 Tehama CDFG: Tehama State Wildlife Area. Near intersection of Plum Crk rd (202) and High Trestle Rd (28N23). Finley Butte quad. T28N R1E sec 9 NE of NE 760 Comment
  JEPS58243  Linanthus bicolor Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road, sw Tehama County) Comment
  JEPS86521  Linanthus bicolor Roy E. Buck and Glenn L. Clifton 1990-3-29 1477 Tehama ca 2.5 air km North Tuscan Butte summit (14 air km ne of Red Bluff, ca 50 m sw of gravel road, just se of gas pipeline) 289 Comment
  JEPS87178  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e Hwy 99 (ca 4.75 air mi sse of Paynes Creek, 2.0 mi (odometer) e of the power tranmission lines) 762 Comment
  SDSU3170  Linanthus bolanderi D . F. Howe 1968-5-28 4539 Tehama 1.3 Miles north of Log Springs Guard Station. 1372 Comment
  UC971778  Linanthus bolanderi L. R. Wohletz 1933-4-1 15 Tehama Los Molinos Comment
  CDA40057  Linanthus bolanderi Vernon H. Oswald & Lowell Ahart 1998-4-27 8971 Tehama Pettyjohn Road, 0.9 mile west of its junction with Weemasoul Road, west of Red Bluff and southeast of Platina. Comment
  CHSC3477  Linanthus dichotomus Roger Jaegel 1966-4-3 86 Tehama Located 10 miles west of Red Bluff, in a field along Highway 36. Comment
  CHSC67256  Linanthus dichotomus James D. Jokerst 1983-4-2 1697 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  CHSC77772  Linanthus dichotomus B. Castro; L. P. Janeway 1999-3-25 865 Tehama About 16 air miles SW of Red Bluff, vicinity of The Narrows of Red Bank Creek, on W-facing slope overlooking small drainage. 323 Comment
  UC54534  Linanthus harknessii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4370 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC908699  Linanthus latisectus L. V. Compton 1930-5-20 Tehama Circle S Ranch Comment
  JEPS101664  Linanthus liniflorus subsp. liniflorus Dean W. Taylor 1997-5-30 16008 Tehama Ponderosa Way in canyon Soap Creek 822 Comment
  CHSC45351  Linanthus pungens Vernon Oswald 1986-7-24 2229 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2682 Comment
  SEINET7067158  Linanthus pygmaeus A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral on Route 36. Coordinate datum: NAD27. Comment
  RSA281208  Linaria dalmatica T. C. Fuller 1968-9-17 17613 Tehama In yard and fencerow of the house opposite the w. end of the school yard, Scenic Ave., Mineral. Comment
  UCD123908  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama opposite the west end of the school yard, Scenic Ave., Mineral. Comment
  CDA41687  Lindernia dubia var. anagallidea L. Ahart, John Dittes 2003-9-17 10592 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC105936  Linum bienne Lowell Ahart; John Dittes 2010-7-17 16875 Tehama Near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  UC1736615  Lipocarpha micrantha Dean W. Taylor 1993-8-31 14065 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  UCD138972  Listera convallarioides Kenneth D. Stewart 1965-7-15 s.n. Tehama along State Highway 32, ca. 20 miles north of Forest Ranch. Comment
  JEPS47679  Lithophragma bolanderi W. L. Jepson 1927-6-21 12276 Tehama Mineral 1524 Comment
  JEPS108563  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  JEPS95953  Lithophragma parviflorum var. parviflorum Vernon H. Oswald and L. Ahart 1999-4-21 9715 Tehama McClure Place on the High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NE1/4 Sect. 23, 2000 ft, blue oak woodland 609 Comment
  CHSC55407  Lithophragma parviflorum var. trifoliatum Vivian L. Long 1991-4-4 4 Tehama Ca. 4 m e Hwy 36, 4.8 km ne Red Bluff. 90 Comment
  CHSC64371  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald; Lowell Ahart 1995-3-19 6541 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. Growing at the base of a large boulder in the boulder field extending nw of the borrow pit. 213 Comment
  CHSC105988  Lithospermum californicum B. Castro; L. P. Janeway 2000-4-22 1097 Tehama High Cascade Range. Along Ponderosa Way, on ridge between Mill Ck and Antelope Ck near headwaters of Round Mountain Ck, 1.6 mi N of the Sec. 10/15 line. 1246 Comment
  CHSC79259  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 miles south of Paynes Creek. 548 Comment
  UC552814  Lithospermum californicum Rimo Bacigalupi and Charles Kraebel 1934-5-30 Tehama just s Yollo Bolly Primitive Area; sw Tehema County, Government Flat, Paskenta-Covelo Road 1828 Comment
  UCD80058  Logfia filaginoides CNPS SN Foothill Team 2005-5-10 SNFN 0163 c Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC66474  Logfia gallica Vernon H. Oswald; Lowell Ahart 1996-5-20 7597 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  JEPS33576  Logfia gallica W. L. Jepson 1932-5-9 16346 Tehama 2 mi ne Red Bluff 103 Comment
  CHSC64582  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1995-4-10 6628 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. just s of Inks Creek Rd. 213 Comment
  HSC1660  Lolium perenne Larry Berti 1969-5-9 72 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  OBI54957  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  CHSC40509  Lomatium caruifolium var. denticulatum Pauleen Broyles 1983-5-18 920 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road in E pasture. 68 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
  JEPS113217  Lomatium caruifolium var. denticulatum Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13613 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  SEINET7072738  Lomatium caruifolium var. denticulatum A. G. Vestal 1963-5-9 s.n. Tehama About 14.6 miles northwest of Chico on Route 99 and about 2 miles southeast of Hoag Slough. UTM Zone 10, 583021mE, 4420093mN. Coordinate datum: NAD 27.) Comment
  UC1949244  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  UC765483  Lomatium caruifolium var. denticulatum Robert F. Hoover 1936-5-21 1182 Tehama 4 mi. s. Cottonwood Comment
  UCD150875  Lomatium caruifolium var. denticulatum Joseph M. DiTomaso 1976-3-28 373 Tehama 1.5 miles north of Butte County line on Highway 99. Comment
  HSC35379  Lomatium dasycarpum subsp. dasycarpum R. M. Sullivan 1975-5-4 55 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  JEPS17048  Lomatium dasycarpum subsp. tomentosum W. L. Jepson 1899-4-25 14293 Tehama bed of Crane Creek, Stiver's Ranch western Tehama Co., Stiver's Ranch, Crane Creek Comment
  HSC38901  Lomatium dasycarpum subsp. tomentosum J. P. Smith, J. O. Sawyer 1971-5-22 4648 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  UC923151  Lomatium dasycarpum subsp. tomentosum Freed W. Hoffman 1950-7-1 3268 Tehama 43.9 mi. w. Red Bluff (on rd. from Colyer Springs to Red Bluff) Comment
  RSA26163  Lomatium macrocarpum Alice Eastwood, John Thomas Howell 1941-7-9 9824 Tehama Near Government Flat. Comment
  JEPS17154  Lomatium marginatum var. marginatum W. L. Jepson 1932-5-9 16331 Tehama Paskenta s.w Tehama Co., Paskenta Comment
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Jul 1 2009
  UC1094588  Lomatium marginatum var. marginatum C. R. Bell 1953-3-21 1395 Tehama 4.2 mi. n. Red Bluff (both sides U.S. Hwy. 99) Comment
  UC1949231  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  UCD35952  Lomatium marginatum var. marginatum Beecher Crampton 1953-4-30 1183 Tehama 10 miles east of Beegum. Comment
  CHSC64687  Lomatium utriculatum Vernon H. Oswald 1995-5-22 6754 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in a grassy spot between Manton Rd. and the fence at the corner of the reserve. 225 Comment
  CHSC66469  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1996-5-20 7585 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  CHSC77763  Lonicera hispidula B. Castro; C. Warren, L. P. Janeway 1999-5-4 919 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 298 Comment
  CHSC66481  Lonicera interrupta Vernon H. Oswald; Lowell Ahart 1996-5-20 7571 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  JEPS75779  Lonicera involucrata var. ledebourii Todd and Virginia Keeler-Wolf 1971-7-16 216 Tehama 1/2 mi nw Shell Mountain; Yolla Bolla Mountains 1889 Comment
  SEINET10543635  Lotus David B. Dunn 1971-8-15 Dunn 18178 Tehama 22 mi eof jct of hwy 36 and hwy 99 on 36 in digger pine and yellow pine road to Lassen natl park. Comment
  SEINET10841206  Lotus crassifolius Mary Susan Taylor 1977-8-17 Taylor 1471 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
  RSA93052  Lotus oblongifolius Milo S. Baker, H. K. Wagnon 1954-7-11 13026 Tehama Logging road near Reservoir of Howells Camp. 1829 Comment
  CDA27304  Lotus purshianus var. purshianus L. Ahart, J. Dittes, J. Gannon, L. Martinez 2002-11-4 10006 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. Comment
  JEPS100675  Lotus rubriflorus Dean W. Taylor 1993-5-14 13445 Tehama 1 mile WNW of Dales Lake (Manton Road, County Road A6), right of way of Pacific Gas Pipeline, 300 yds N of Section Line 190 Comment
  JEPS55833  Lotus wrangelianus W. L. Jepson 1899-4-30 13794 Tehama Red Bluff Comment
  UC1594592  Lotus wrangelianus Vernon H. Oswald and Lowell Ahart 1992-4-21 4915 Tehama ca 4.75 mi (air) s Paynes Creek (Hogsback rd (Belle Mill Rd or Forest Rd 28N24), 17.6 mi (odometer) e of Hwy 99, 1.0 mi (odometer) e of the power transmission lines) 725 Comment
  RSA424769  Lupinus Aaron Liston, M. Blumler 1987-4-24 654 -19 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC1034633  Lupinus adsurgens Milo S. Baker 1953-6-21 12781 Tehama logging rd w Paskenta; w of Paskenta 1371 Comment
  UC1034637  Lupinus adsurgens Milo S. Baker 1955-7-25 13056 Tehama above Whitlock Camp (Klamath Mountains, Mendocino National Forest); Mendocino National Forest, Klamath Mountains 1524 Comment
  SEINET10488358  Lupinus affinis Rimo Bacigalupi, Arthur H. Holmgren 1950-4-24 Bacigalupi 3128 Tehama Vegetatively like l. Succulentus but hairier; yellow spot on white of banner; Emitting strong perfume (like that of l. Nanus) field along road to paskenta, 3.5 Miles nw of newville Comment
  SEINET10544017  Lupinus albicaulis subsp. shastensis Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-7 Conrad 7068 A Tehama Bald ridge of grass and rock, 0.5 mile n of Mendocino Pass on road to Anthony Peak 1524 Comment
  JEPS102341  Lupinus albifrons var. collinus Vernon H. Oswald and Lowell Ahart 2001-5-7 10008 Tehama between Cohasset Ridge and Soda Springs (Forest Road 26N15 4.9 mi W of Hwy 32) 1072 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
  CHSC31104  Lupinus bicolor Thomas Chastain 1980-4-12 17 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC3941  Lupinus bicolor D. F. Johnson 1967-3-9 10 Tehama Found on hillsides, especially around reservoir ca. 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC59728  Lupinus bicolor Thomas J. Hart 1984-3-11 2 Tehama At the intersection of South Center and Tehama Vina roads (w side of Tehama Vina Road). Los Molinos. 72 Comment
  CHSC64528  Lupinus bicolor Vernon H. Oswald; Lowell Ahart 1995-4-10 6627 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the fence and Manton Rd. on top of the roadcut just s of Inks Creek Rd. 213 Comment
  OBI59292  Lupinus bicolor Vernon H. Oswald 2001-3-26 9992 Tehama Inskip Hill Quad. T28N R1E NE1/4, NE 1/4 sect 19. Hogsback Rd 2.4 mi W of Finley Lake 756 Comment
  RSA0070023  Lupinus bicolor Daisie Huang 2006-4-15 06041515 Tehama Manton Road. 203 Comment
  CHSC118202  Lupinus bicolor Tim Kask 2016-4-1 257 Tehama Antelope Cr. drainage, McClure trail approx. .5 mi. from top. 10T 0598851/4458647 Comment
  HSC89731  Lupinus bicolor William E. Avery, Steve Wilson, Mathew Henry Bergvall-Mensor 1989-3-31 Tehama Hwy. 36 E of Red Bluff, E of Rd. marker 47. 168 Comment
  RSA437369  Lupinus bicolor subsp. bicolor Aaron Liston, M. Blumler 1987-4-24 654 -18 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC102352  Lupinus bicolor var. pipersmithii L. P. Janeway 2009-3-28 9653 A Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC109219  Lupinus grayi B. Castro; L. P. Janeway 2004-5-30 1465 Tehama High Cascade Range. Steep SSE-facing slope, ca 0.4 mi down from top of small ridge, on road cuts along Road 27N08 above Lower Deer Creek Falls. 1127 Comment
  SEINET10936795  Lupinus latifolius subsp. viridifolius Thomas W. Nelson, Jane P. Nelson 1979-6-25 Nelson 4924 Tehama Yolla bolly quad. T27n, r9w, sec 4. Dry hillside at wells creek campground. 1280 Comment
  UC201946  Lupinus latifolius var. latifolius W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly; s of Yolla Bolly Comment
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Jul 5 2009
  SBBG25906  Lupinus latifolius var. viridifolius D. Myrick 1966-8-7 1473 Tehama North Yolla Bolly Mtn 1524 Comment
  UC1034638  Lupinus latifolius var. viridifolius Milo S. Baker 1955-7-25 13064 Tehama ca 1 or 2 mi beyond Whitlock Camp along country rd Klamath Mountains (Mendocino National Forest, Klamath Mountains, w Tehama Co.); , Mendocino National Forest 1524 Comment
  CHSC101379  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Mendocino National Forest; rocky open flat E of first drainage coming down Forks Ridge into Thomes Creek Watershed, just NE of Willow Creek CR1 study area boundary. 1676 Comment
  CHSC105920  Lupinus luteolus B. Castro; L. P. Janeway 1999-8-23 1034 N Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of jcn Tehama, Trinity, and Mendocino Co. lines and 0.6 mi NE the 'Green Springs: location on topo map. Along road going NE from 'Green Springs,' near its ucn with USFS Route M2. 1810 Comment
  JEPS118715  Lupinus luteolus B. Castro and L. P. Janeway 1999-8-23 1034 N Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of jcn Tehama, Trinity, and Mendocino Co lines, and 0.6 mi NE of the Green Springs location on topo map. Along road going NE from Green Springs, near its junction with USFS Route M2. Buck Rock 7.5' quad. Comment
  CHSC40830  Lupinus microcarpus var. microcarpus Mike Foster; Pauleen Broyles. 1983-4-21 911 Tehama The Nature Conservancy Vina Plains Preserve. Just s of small vernal pool and ca 1 km ne of barn in s pasture. 66 Comment
  CHSC92279  Lupinus nanus John Dittes; Josephine Guardino 2005-5-11 1121 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
  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
  CHSC27823  Lupinus nanus var. vallicola Catherine Corr 1978-4-18 10 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. 1/4 mi w of Jct. 67 Comment
  CHSC64530  Lupinus nanus var. vallicola Vernon H. Oswald 1995-4-3 6599 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. Locally common on the roadcut along Manton Rd, at the corner of the reserve. 225 Comment
  JEPS11640  Lupinus obtusilobus Milo S. Baker and Douglas Barbe 1955-7-16 200 Tehama on the e ridge leading to the summit South Yolla Bolly ((Mt. Linn)); summit South Yolla Bolly (Mt. Linn) 2316 Comment
  LA93395  Lupinus obtusilobus J. M. Tucker; L. K. Mann 1959-7-19 3553 Tehama South Yolla Bolly Mountain, 0.5 E of summit 2285 Comment
  CHSC65731  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-3 7298 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valle. Locally common on a gravelly flat between an old meander of the intermittent stream and its present course ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  HSC89692  Lupinus pachylobus William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Hwy. 36 E of Red Bluff, just E of Rd. marker 47 Comment
  CHSC46815  Lupinus polycarpus R. Schlising 1986-3-24 4484 Tehama Vina Plains Preserve, about 15 mi n of Chico, on Hwy 99. 60 Comment
  RSA105335  Lupinus polyphyllus subsp. polyphyllus Douglas Barbe 1955-7-19 219 Tehama From Rocky Cabin Spring. 1890 Comment
  SEINET10486277  Lupinus subvexus A. Arthur Heller 1938-5-21 Heller 15095 Tehama Several large colonies along the railroad track just s of los molinos. Flowers Pale reddish violet. Upper sonoran life zone. 91 Comment
  UCD109630  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama on U.S. Highway 99W, 1.4 miles south of Sacramento River, Red Bluff. Comment
  SEINET10490996  Lupinus vallicola subsp. vallicola Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2849 Tehama 25 mi e of red bluff on ca. Hwy 36, in live oak and pinus sabiniana. 1036 Comment
  RSA90776  Luzula comosa var. laxa Milo S. Baker, H. K. Wagnon 1953-7-12 12893 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  CHSC55570  Luzula macrantha L. P. Janeway 1991-4-18 3906 Tehama Battle Creek Wildlife Area. Mid-slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 149 Comment
  JEPS117387  Lycopus americanus Lowell Ahart, John Dittes 2010-10-4 17282 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
  CHSC64916  Lythrum hyssopifolia Vernon H. Oswald; Lowell Ahart 1995-6-13 6847 Tehama 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. Common annual on the dry bed of the Old Hwy. Pool. 219 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
  CHSC88264  Lythrum hyssopifolia Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11198 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
  CHSC116178  Lythrum tribracteatum Lowell Ahart; John Dittes 2015-6-22 20253 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Lost Molinos. 74 Comment
  SBBG122781  Lythrum tribracteatum B. Ertter et al. 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland 152 Comment
  CHSC111023  Lythrum tribracteatum R. A. Schlising 2012-9-24 4475 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 17). 67 Comment
  JEPS94963  Madia elegans Vernon Oswald and Lowell Ahart 1997-7-7 8677 Tehama near the ne corner of Yolla Bolly Middle Eel Wilderness (near the Lookout on Tomhead Mountain); Tomhead Mountain 2057 Comment
  HSC74953  Madia elegans J. P. Smith, Thomas W. Nelson 1979-6-24 10176 Tehama Shasta-Trinity National Forest. 0.8 mi. from Wells Creek Camp on the road to Tedoc Gap 1280 Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  JEPS102852  Madia gracilis Lowell Ahart 2001-6-16 8877 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS124049  Madia gracilis Lowell Ahart, John Dittes 2015-8-5 20431 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-BC334721  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan near Lassen Volcanic National Park 1463 Comment
  CHSC21474  Maianthemum racemosum M. S. Taylor 1975-7-17 855 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  CHSC43955  Maianthemum stellatum V. Oswald; L. Ahart 1988-5-21 3332 Tehama Patton Mill nw of Paskenta. Along Mill Creek. 1085 Comment
  CHSC77603  Malacothamnus fremontii B. Castro; L. P. Janeway 1999-6-9 972 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, along Dry Creek. 266 Comment
  CHSC113914  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  JEPS102410  Malacothrix floccifera Lowell Ahart 2001-6-8 8763 Tehama On the sides of a small wash, on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  UC589692  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC1762  Marah fabacea Larry Berti 1969-3-19 33 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  CAS-BOT-BC71134  Marsilea Doris Kildale Gillespie 1930-5-9 9267 Tehama 10 miles east of Red Bluff on Susanville road Comment
  SEINET10530354  Marsilea vestita Mary Susan Taylor 1975-10-22 Taylor 966 Tehama 16 mi N of Chico, along Hwy 99E on the Vina Plains; in dried up vernal pool with Eryngium and Hemizonia fitchii. 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
  HSC27269  Matricaria discoidea J. P. Smith 1972-3-23 5106 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  CHSC65701  Meconella californica Vernon H. Oswald 1996-3-15 7227 Tehama Cascade Range Foothills. BLM parcel. Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau. 198 Comment
  UCSB63859  Meconella californica Oswald, Vernon 1996-3-15 Tehama BLM parcel; T28N R2W SE1/4 SW1/4 Sec. 8; Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau 198 Comment
  CHSC43936  Medicago minima V. Oswald; L. Ahart 1988-5-21 3337 Tehama Thomas Creek ca. 1 mi e of Pasquenta. 219 Comment
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Jul 20 2009
  CHSC70882  Medicago minima Vernon Oswald; Lowell Ahart 1998-4-27 8979 Tehama Vestal Rd. at ATT fiber optics cable post 8/133, 6.1 mi south of Hwy. 36 between Red Bluff and Plantina. 304 Comment
  CHSC75271  Medicago praecox Vernon H. Oswald; Lowell Ahart 1999-4-21 9711 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 640 Comment
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC96635  Medicago praecox Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13612 Tehama On the banks of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  UCD67011  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  CHSC112026  Melica bulbosa David Isle; Bruce Baldwin, Rick York 1987-7-18 2081 Tehama Mendocino National Forest; Yolla Bolly Wilderness, SE of Solomon Pk, near spring E of Last Camp. 2118 Comment
  CAS-BOT-BC269525  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles north of Red Bluff Comment
  UC1137024  Melica californica August L. Hormay 1928-6-6 Tehama e Chico (Campbellville) Comment
  UCD86426  Melica californica A. A. Beetle 1942-5-19 3300 Tehama 10 miles W of Red Bluff. Comment
  RSA141294  Melica stricta J. M. Tucker, L. K. Mann 1959-7-19 3557 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  UC1183423  Melica stricta J. M. Tucker and L. K. Mann 1959-7-19 3557 Tehama se side South Yolla Bolly Mountain 2255 Comment
  CHSC66139  Melica torreyana Vernon H. Oswald; Lowell Ahart 1996-5-6 7519 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slope bordering Paynes Creek at this location. 128 Comment
  CHSC61983  Melilotus albus Vernon H. Oswald 1993-9-7 5923 Tehama Bluff Falls on Hwy. 89, ca. 0.75 mi S of Lassen Volcanic National Park. 1965 Comment
  JEPS106302  Melilotus albus Lowell Ahart 2004-6-11 11024 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  JEPS104225  Mentha canadensis Lowell Ahart 2003-9-17 10580 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CDA34199  Mentha pulegium L. Ahart, J. Dittes 2010-7-17 16849 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. Comment
  CHSC105229  Mentha pulegium Lowell Ahart; John Dittes 2010-7-19 16909 Tehama At the homestead, west of the poor dirt road, about 3.6 miles (air) southwest of Manton, about 3.6 miles (air) north of Highway 36 and Lane Valley Road intersection. 505 Comment
  CHSC65059  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-17 7068 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Common in gravel along the margins of the marshy borrow pit on the E side of road. 213 Comment
  JEPS96052  Mentha pulegium Vernon H. Oswald and Lowell Ahart 1996-7-8 7963 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood plain of Paynes Creek e. of mouth of intermittent stream crossing n.e. corner of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  RSA699705  Mentha pulegium L. Ahart 2004-7-9 11202 Tehama North side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground and Ponderrosa Way (FR 29N29), abouth 26 miles east of Red Bluff. 655 Comment
  CAS-BOT-BC465599  Mentzelia Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -068 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  JEPS101781  Mentzelia dispersa Dean W. Taylor 1997-7-24 16146 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  UC2031498  Mentzelia dispersa Barbara Ertter with Brad Olson 1991-7-6 10365 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
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 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
  CHSC65678  Micranthes californica Vernon H. Oswald; Lowell Ahart 1996-3-18 7230 Tehama Hog lake Plateau. Cascade Range Foothills. BLM parcel. Edge of the Jeep Trail under the power transmission lines ca. 0.1 mi N of Sevenmile Creek, near the S boundary of the parcel. 152 Comment
  CHSC65705  Micranthes californica Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7262 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On bank along Paynes Creek in the NE corner of the parcel. 152 Comment
  CHSC64372  Micranthes integrifolia Vernon H. Oswald; Lowell Ahart 1995-2-13 6480 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. Savanna along the s edge of the basalt ridge running through the ne corner of the reserve. 225 Comment
  LA83731  Micranthes odontoloma O. H. Kappler; 1946-7-21 Tehama Lassen National Park, Bluff Falls area 1920 Comment
  JEPS113145  Micropus californicus var. californicus Lowell Ahart 2007-5-8 13715 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 111 Comment
  SEINET11807873  Micropus californicus var. californicus Unknown 1983-1 885 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CDA16179  Microseris douglasii subsp. douglasii G. F. Hrusa, J. Hart 1999-4-29 15032 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. On dry, gravelly slopes with Calycadenia fremontii sensu stricto. Occasional at this site, not seen elsewhere. 152 Comment
  CHSC80279  Mimetanthe pilosa B. Castro; L. P. Janeway 2000-6-7 1198 Tehama Vicinity of Paskenta and Thomes Creek. 326 Comment
  JEPS4203  Mimulus Milo S. Baker and H. K. Wagnon 1953-7-11 12814 Tehama logging road w Paskenta (near 10 mi post) 762 Comment
  SEINET7067164  Mimulus bicolor A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral. Coordinate datum: NAD27. UTM Zone 10, 601777mE, 4467962mN. Comment
  HSC70015  Mimulus bicolor Thomas W. Nelson, Jane P. Nelson 1978-7-21 4437 Tehama Along Tedoc Rd., 5 mi. from Jct. with Hwy. 36 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
  POM216500  Mimulus breweri H. P. Bracelin 1932-7-23 668 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  RSA67195  Mimulus breweri P. A. Munz 1951-7-25 16868 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  SEINET3365890 Image available Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Hwy near junction with the old road 1676 Comment
  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
  CDA11958  Mimulus douglasii G. F. Hrusa 1989-4-1 5907 Tehama North Coast Ranges; Hwy 36 approx. 1/2 way between Red Bluff and Wildwood. Comment
  JEPS101529  Mimulus glaucescens Dean W. Taylor 1997-5-30 16020 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  UC1211921  Mimulus glaucescens John H. Weiler, L. Constance, E. Molseed 1960-6-12 60149 Tehama 33 mi ne Chico (on road to Butte Meadows, 10 mi w of Jonesville) Comment
  UC1731247  Mimulus glaucescens Dean W. Taylor 1997-6-18 16075 Tehama ca 0.5 mi s, on Ponderosa Way Chapman Gulch (ca 4 mi s Hwy 36, above culvert in dirt rd); CaRF 960 Comment
  JEPS104104  Mimulus guttatus Lowell Ahart 2003-8-23 10534 Tehama Along and in a small streamlet, on both sides of the trail, ca 1/4 mi from the campsite as one hikes to Square Lake, ca 1 mi ne of Mount Linn, South Yolla Bolly. 2118 Comment
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Jul 29 2009
  JEPS10505  Mimulus guttatus Jos. Grinnell 1925-1 Tehama Mineral 1463 Comment
  RSA714828  Mimulus guttatus Daisie Huang 2006-4-15 6041546 Tehama Roadside of Hwy 36. 267 Comment
  UC445222  Mimulus guttatus W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  SEINET12334066  Mimulus guttatus Unknown 1976-1 1 Tehama Birch Creek, ca 0.5 mi S of Corning Rd, 2.5 mi W of Corning 82 Comment
  JEPS9259  Mimulus latidens R. F. Hoover 1937-5-19 2259 Tehama near Vina Comment
  RSA309392  Mimulus latidens Robert F. Hoover 1937-5-19 2259 Tehama Near Vina. Comment
  CDA41706  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  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
  RSA93036  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-30 12676 Tehama About 5 mi W of Paskenta but 5 east of logging road. Comment
  UC1950174  Mimulus layneae Barbara Ertter with Brad Olson 1991-7-5 10337 Tehama Raglin Ridge Rd 4.4 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff Comment
  CHSC102628  Mimulus moschatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16329 Tehama 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 Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  UC1239043  Mimulus nanus var. nanus Freed W. Hoffman 1947-6-23 1596 Tehama Government Flat North Coast Ranges 1772 Comment
  JEPS105966  Mimulus pilosus Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS121167  Mimulus pilosus Lowell Ahart 2013-8-2 18990 Tehama Bank on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  UCD19417  Mimulus primuloides Gerald Dickinson 1964-7-24 236 Tehama Anthony Peak, east slope. 2042 Comment
  JEPS3557  Mimulus primuloides subsp. primuloides Milo S. Baker and H. K. Wagnon 1953-7-12 12880 Tehama 6.1 mi beyond Whitlock Camp 1828 Comment
  JEPS4200  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama near Deer Creek Lodge (along Highway #36) 1463 Comment
  SEINET6986421  Mimulus torreyi R. A. Evers, Clara V. Evers 1975-8-23 115015 Tehama Yellow pine forest, 2 miles (3.2 kilometers) west of Mineral. Elevation about 4400 feet. Comment
  UC725382  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama along State Hwy 89 a short distance w Plumas County line 1463 Comment
  JEPS88502  Mimulus tricolor Vernon H. Oswald and Lowell Ahart 7425 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Pool W of Hog Lake. 262 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
  JEPS102488  Minuartia cismontana Vernon H. Oswald and Lowell Ahart 2001-5-7 10021 Tehama Forest Road 26N15 5.2 mi W of Hwy 32, between Soda Springs and Cohasset Ridge 1079 Comment
  RSA712819  Minuartia douglasii L. Ahart 2006-5-5 12574 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards W of China Gulch, about .25 mile S of Bowers Creek, about .75 mile NW of Forest Road 23N69 (Mud Flat Road), about 6.5 miles (air) SW of Paskenta. 549 Comment
  CHSC44200  Minuartia nuttallii subsp. gregaria Vernon Oswald 1988-6-27 3534 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CAS-BOT-BC181149  Minuartia rosei Thomas W. Nelson; J. P. Smith 1978-7-22 10031 Tehama Tedoc Mtn., Shasta-Trinity National Forest 1613 Comment
  HSC33093  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama NW side of Tedoc Mt. along new rd. around W of mtn. 1280 Comment
  HSC74986  Minuartia rosei J. P. Smith, Thomas W. Nelson 1979-6-25 10203 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  JEPS81073  Minuartia rosei Thomas W. Nelson and Jane P. Nelson 1980-6-22 5846 Tehama along forest service rd. 45 1.5 mi n Tedoc Gap (w side of mt.); Six Rivers National Forest, Mount Tedoc 1371 Comment
  UC1299262  Minuartia rosei Freed W. Hoffman 1946-7-19 3034 Tehama 1 mi w Regan Meadow Camp; North Coast Ranges Comment
  JEPS95118  Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  CHSC112584  Mollugo verticillata Lowell Ahart 2013-9-17 19038 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
  CHSC66091  Mollugo verticillata Vernon H. Oswald; Lowell Ahart 1996-5-27 7640 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Locally abundant on a gravel bar along the creek ca. 0.3 mi E of the W boundary of the reserve (W end of the large meander plain of the creek). 102 Comment
  JEPS8323  Mollugo verticillata Rimo Bacigalupi with L. Contstance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-12 3365 Tehama 10.5 mi wnw of Red Bluff (along State Hwy 36, following Dibble Creek, 9 mi w of junction with U.S. Hwy 99); Dibble Creek Comment
  UC2035959  Monardella odoratissima subsp. pallida C. Epling, Wm. Robison 1935-7-16 Tehama Near Mineral Comment
  UC725825  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near Sulphur Works entrance; Lassen Volcanic National Park Comment
  JEPS101610  Monardella villosa subsp. villosa Dean W. Taylor 1997-6-13 16073 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat 685 Comment
  JEPS105177  Monochoria vaginalis Dean W. Taylor 1992-10-8 13261 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  CHSC56320  Montia chamissoi K. R. Stern 1986-5-21 8257 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  UC1023445  Montia chamissoi Milo S. Baker and H. K. Wagnon 1953-7-12 12879 Tehama 6.1 mi beyond Whitlock Camp (along County Road) 1828 Comment
  CHSC64363  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in shallow water in the intermittent drainage w of the borrow pit. 213 Comment
  CHSC94356  Muhlenbergia filiformis Lowell Ahart 2006-7-25 13080 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
  JEPS96709  Muhlenbergia filiformis Dean W. Taylor 1997-7-24 16161 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC113329  Myosurus minimus Lowell Ahart; John Dittes 2014-5-18 19520 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC41113  Myosurus minimus subsp. minimus Pauleen Broyles 1983-4-14 887 Tehama The Nature Conservancy Vina Plains Preserve. 62 Comment
  RSA535389  Najas gracillima Richard Yeo 1966-9-26 s.n. Tehama 21 miles downstream of Corning Corral, ca. 4 miles SW of Corning. Comment
  UC726889  Nama lobbii A. A. Heller 1937-7-21 15930 Tehama near the Sulphur Works entrance to Lassen Volcanic National Park Sulphur Works entrance to Lassen Volcanic National Park; nr entrance Lassen Volcanic National Park Comment
  UCD87399  Nassella cernua A. A. Beetle 1944-5-22 3013 Tehama Between Button Canyon and Diamond Range, road from Red Bluff to Beegum. Comment
  UCD87406  Nassella cernua A. A. Beetle 1942-5-19 3295 Tehama Near Cold Fork. Cold Fork Experimental Plot. 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
  CHSC87946  Navarretia capillaris Lowell Ahart 2004-6-28 11138 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC90446  Navarretia divaricata Niall McCarten 1986-6-22 5297 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, w. side Rd. 23N01. 1615 Comment
  CHSC115794  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2015-8-5 20465 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
  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
  UCD80644  Navarretia heterandra CNPS SN Foothill Team 2005-6-7 SNNR 0166 Tehama TNC, Dye Creek Preserve. 471 Comment
  CHSC64719  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1995-5-22 6747 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (e side). 213 Comment
  CHSC84302  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2003-6-11 10250 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS108737  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-19 13017 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  UCD80651  Navarretia intertexta subsp. intertexta CNPS SN Foothill Team 2005-6-13 SNFN 0378 c Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  JEPS101665  Navarretia intertexta subsp. propinqua Dean W. Taylor 1997-7-24 16159 Tehama Dry Lake; Lassen National Forest 1813 Comment
  UCD33123  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama Tehama County, 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 609 Comment
  OBI11319  Navarretia leucocephala R. F. Hoover 1968-5-29 11134 Tehama 4 miles SE of Vina Comment
  CHSC78885  Navarretia leucocephala subsp. leucocephala Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  SEINET11263190  Navarretia leucocephala subsp. leucocephala Barbara Ertter, Brad Olson 1993-5-15 11790 Tehama Jellys Ferry Road ca 6 miles NNE of Interstate Hwy 5 north of Red Bluff.; 0 122 Comment
  UC1094377  Navarretia leucocephala subsp. minima R. C. Bacigalupi with S. Galen Smith 1957-6-24 6020 Tehama 8.1 mi s Corning (on road to Orland (U.S. Hwy 99 W)) 76 Comment
  UC106882  Navarretia linearifolia subsp. linearifolia T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  JEPS81062  Navarretia linearifolia subsp. pinnatisecta J. P. Smith and T. W. Nelson 1978-7-22 10044 Tehama Tedoc Gap Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  CHSC77775  Navarretia pubescens B. Castro; L. P. Janeway 1999-6-10 978 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. On terrace near creek channel. 301 Comment
  SD71335  Navarretia pubescens John Thomas Howell 1955-6-12 30304 Tehama Rolling plains, 8.5 miles south of Corning Comment
  CAS-BOT-BC232750  Navarretia sinistra subsp. pinnatisecta Clare R. Wheeler 1981-6-17 2430 Tehama Mendocino National Forest. Meadow between Uhl Peak and Government Flat 1950 Comment
  CAS-BOT-BC232753  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-25 16878 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  HSC1778  Navarretia tagetina Larry Berti 1969-5-9 82 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UC1076049  Navarretia tagetina Herbert L. Mason 1947-5-18 14789 Tehama 1 mi w Corning Comment
  UC809640  Navarretia tagetina Philip A. Munz 1949-5-14 13202 Tehama 7 mi s Corning 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
  JEPS104303  Navarretia viscidula Lowell Ahart 2003-6-11 10252 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  UC1002644  Navarretia viscidula Milo S. Baker and H. K. Wagnon 1953-5-31 12700 Tehama about 1 mi e Paskenta Comment
  UCR131629  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama Sacramento River Valley, along the road 1 mile east of Paskenta, gravelly ridge above Thomes Creek 320 Comment
  RSA92986  Navarretia viscidula Milo S. Baker, H. K. Wagnon 1953-5-31 12700 Tehama Roadside a mile or so east of Paskenta Comment
  UCD48716  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama Dry clay flat, 1 mile south of Cottonwood in Tehama Co. 137 Comment
  JEPS127314  Nemacladus capillaris Lowell Ahart, John Dittes 2016-6-22 21029 Tehama 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
  SBBG63630  Nemacladus capillaris A. Eastwood, J. T. Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  POM299006  Nemacladus capillaris Alice Eastwood, John Thomas Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SEINET10464810  Nemacladus capillaris Alice Eastwood, John Thomas Howell Eastwood 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  SEINET10939199  Nemacladus montanus Rimo Bacigalupi 1955-7-17 Bacigalupi 5354 Tehama Along lumbertruck road, 11.3 miles by road northwest of Paskenta 1097 Comment
  JEPS127054  Nemophila heterophylla Lowell Ahart, John Dittes 2016-4-29 20821 Tehama About 100 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. Comment
  UC1585925  Nemophila heterophylla Barbara Ertter 1989-5-3 8440 Tehama ca 20 airmi sw Chester (e side Deer Creek, Deer Creek Rd (Rt 32) at milepost 12.00); e side Deer Creek, sw of Chester 975 Comment
  CHSC4065  Nemophila menziesii J. Wheeler 1967-4-20 7 Tehama Locally abundant atop creek bank s w side of the intersection of Reeds Creek and Paskenta Rd. s of Red Bluff. 91 Comment
  UC1949194  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-6 10367 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; at W end of meadow Comment
  CHSC56307  Nemophila pedunculata K. R. Stern 1986-5-21 8274 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS113132  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13623 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  RSA93130  Nemophila pedunculata Milo S. Baker, H. K. Wagnon 1953-5-31 12696 Tehama Chaparral burn west of Paskenta near 5 mile post. Comment
  JEPS88286  Odontostomum hartwegii Vernon H. Oswald and Lowell Ahart 1996-5-6 7527 Tehama BLM parcel along Hwy. 36 n.e. Red BLuff (edge of flood channel along Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  UC1732952  Odontostomum hartwegii Kay H. Beach, Frank Gould 1940-5-16 639 Tehama vicinity of Red Bluff. Comment
  CDA39391  Odontostomum hartwegii S. T. Ancell 1960-5-17 s.n. Tehama Child s Ranch, Battle Creek, west of Manton. 0 Comment
  CAS-BOT-BC254323  Orcuttia pilosa F. T. Griggs 1974-6-3 s.n. Tehama 16 miles N of Chico, on the Vina Plains, 200 meters S of Lassen Road, 0.25 mile E of its intersection with Highway 99E Comment
  CHSC41057  Orcuttia pilosa Pauleen Broyles 1982-6-10 718 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool n of barn in south pasture. 60 Comment
  CHSC52886  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-11 845 Tehama Central Valley. About 6 miles NE of Vina, 1.8 miles ENE of end of Reed Orchard Road. Vernal pool. 114 Comment
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  JEPS84170  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-11 845 Tehama about 6 mi ne Vina (1.8 mi ene of end of Reed Orchard Road); Central Valley 114 Comment
  UCD88245  Orcuttia pilosa F. T. Griggs 1974-6-3 134 Tehama 16 miles north of Chico, 1/4 mile east of Hwy. 99E on the south side of Lassen Road. Comment
  CAS-BOT-BC254352  Orcuttia tenuis F. T. Griggs 1973-8-31 128 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CHSC43103  Orcuttia tenuis Pauleen Broyles 1982-8-11 837 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in easternmost pasture. 68 Comment
  CHSC45703  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 844 Tehama Central Valley. 1.1 miles NE of Dales and 0.3 miles E of Manton Road (County Rd. A-6), ca. 15 miles NE of Red Bluff. Vernal pool. 205 Comment
  JEPS74754  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama Hwy 36 1.4 mi n Dales (on road to Manton) Comment
  SD131795  Orcuttia tenuis R. D. Stone 1986-7-20 772 Tehama Dales Lake, W side of MantonRoad (County Road A-6) about 15 miles NE of Red Bluff and 1.3 miles NNE of Dales 213 Comment
  UC677601  Orcuttia tenuis A. A. Beetle 1942-8-5 3811 Tehama on Rt. 36 4 mi s Dales Comment
  UCD88257  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, along State Hwy. 36. Comment
  SEINET10592193  Orcuttia tenuis R. D. Stone 1986-1 Tehama Comment
  CHSC82074  Oreostemma alpigenum var. andersonii L. P. Janeway 2001-7-29 7397 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  JEPS124051  Oreostemma alpigenum var. andersonii Lowell Ahart, John Dittes 2015-8-5 20435 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
  CHSC12930  Orobanche fasciculata K. D. Cox 1974-7-7 191 Tehama Tedoc Mt. 1615 Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  CHSC85018  Orobanche pinorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 787 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; at north edge of Square Lake. 2139 Comment
  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
  RSA424696B  Orthocarpus erianthus Aaron Liston, M. Blumler 1987-4-24 654 -17 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC55246  Osmorhiza berteroi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4408 b Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC94380  Osmorhiza chilensis Lowell Ahart 2006-7-19 13045 Tehama Forest along the west side of the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  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
  JEPS94369  Oxypolis occidentalis Vernon Oswald and Lowell Ahart 1997-9-9 8863 Tehama 1.1 mi se of Highway 32 (Forest Road 26N09 at Cascade Creek, nw of Chico Meadows); Cascade Creek, Forest Road 26N09 Comment
  RSA0115341  Oxypolis occidentalis B. Castro, L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 Comment
  UC1299451  Packera clevelandii Freed W. Hoffman 1950-6-30 3533 Tehama w of Paskenta; North Coast Ranges Comment
  CAS-BOT-BC316927  Packera greenei Rimo Carlo Felice Bacigalupi 1934-5-29 2415 Tehama On Paskenta grade, (Road from Corning to Covelo), just west of Paskenta. Comment
  JEPS103584  Packera subnuda Lowell Ahart 2002-6-29 9812 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 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
  CHSC77633  Panicum capillare Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek and Sunflower Gulch, and Dry Creek. 268 Comment
  RSA758293  Panicum capillare var. capillare Barbara Ertter, Brad Olson 1991-7-5 10308 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch] about 15 air miles west-northwest of Red Bluff 213 Comment
  CAS-BOT-BC175548  Parnassia palustris P. A. Munz 1951-7-26 16915 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CHSC95157  Parnassia palustris R. D. Fischer 2005-8-21 843 Tehama Lassen National Volcanic Park. Cascade Range High in Lassen National Volcanic Park. Specimen found along Mill Creek Trail, at creek, and upstream of falls. 1981 Comment
  CHSC43051  Paronychia ahartii Pauleen Broyles 1985-4-18 941 Tehama The Nature Conservancy Vina Plains Preserve. S side of Lassen Road, ca 25 m s of the stile crossing fence, and ca 50 m west and north of small vernal pool. 66 Comment
  CHSC43088  Paronychia ahartii J. D. Jokerst 1984-4-17 1979 Tehama Within the restricted area that was searched. The Nature Conservancy's Vina Plains Preserve, ca 150 ft south of Lassen Road between vernal pool and stile (in 'Lassen Pasture'). 60 Comment
  CHSC66046  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-5-6 7534 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. N of the gravel road and W of the Jeep Trail at this location. 225 Comment
  JEPS82501  Paronychia ahartii Jean Langenheim 1958-4-19 4480 Tehama along highway 99 between Williams and Oroville; on Tehama gravel plains Comment
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Jul 22 2013
  JEPS88620  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-4 1492 Tehama ca 1.5 air km wnw confluence of Paynes Creek and De Haven Gulch drainage (19 air km ne of Red Bluff, on plain wnw of Dales, in vicinity of gas pipeline); wnw of confluence of Paynes Creek and De Haven Gulch drainag 195 Comment
  JEPS90771  Paronychia ahartii Glenn L. Clifton with Roy E. Buck 1990-4-6 20671 Tehama near Shasta County line (Sacramento Valley, Battle Creek); Sacramento Valley, Battle Creek 292 Comment
  JEPS95688  Paronychia ahartii Vernon H. Oswald and L. Ahart 1995-4-10 6612 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; T29N R2W SW1/4 NW1/4 Sec. 35, 690 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 210 Comment
  SD131826  Paronychia ahartii Rimo Bacigalupi, Drs. Herbert & Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, ca. 2.0 miles west of Kirkwood and about 0.5 mile west of U. S. Highway 99. 79 Comment
  UC903267  Parvisedum pumilum Ethel Crum 1932-5-9 1448 Tehama south [east] of Red Bluff (Inner North Coast Ranges); Inner North Coast Ranges 91 Comment
  CHSC88236  Paspalum dilatatum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  UCD80586  Paspalum dilatatum CNPS SN Foothill Team 2005-6-6 SNNR 0210 b Tehama TNC Dye Creek Preserve, northwest of where Ballard Springs Road crosses the first seasonal creek past Rim Road. 374 Comment
  JEPS88169  Paspalum distichum Vernon H. Oswald and Lowell Ahart 1996-7-8 7971 Tehama ne of Red Bluff BLM parcel along Hwy 36, ne margin Hog Lake; Cascade Range Foothills, Hog Lake Plateau, ne margin Hog Lak 265 Comment
  CHSC96631  Pectocarya pusilla Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13619 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  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
  CHSC115823  Pedicularis attollens Lowell Ahart; John Dittes 2015-8-5 20452 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC37545  Pedicularis attollens T. B. Devine 1976-8-3 350 Tehama Growing in meadow beside unimproved road from Hwy 36 to Wilson Lake, ca. 1/4 mi W of Wilson Lake. 1584 Comment
  RSA60883  Pedicularis attollens Frank W. Gould 1938-6-26 468 Tehama Near Hwy 89, close to the Plumas County line. 1555 Comment
  CHSC28902  Pedicularis densiflora M. S. Taylor 1979-3-31 1979 Tehama On bluffs overlooking Deer Creek, ca 2 mi sw of (downstream) Hwy 32, ca. 3 mi s of Potato Patch Campground. 975 Comment
  CHSC65849  Pedicularis densiflora Kristiaan G. Stuart 1995-4-15 12 Tehama Found on Rd. 27N08 6.5 km from Deer Crk. bridge in state game refuge. 1200 Comment
  SEINET263491 Image available Pedicularis densiflora Richard J. Shaw 1993-5-23 5101 Tehama Lassen National Forest ; Mile marker 89 near jct of Hwys 36 & 89 near Morgan Summit 1707 Comment
  UC1562659  Pedicularis densiflora Barbara Ertter 1989-5-3 8435 Tehama 20 air mi sw of Chester (e side of Deer Creek); Deer Creek 975 Comment
  CHSC86840  Pellaea andromedifolia Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CAS-BOT-BC77152  Pellaea mucronata subsp. mucronata C. D. MacNeill 1963-5-26 s.n. Tehama Deer Creek near Onion Butte, Hwy. 32 about 7 airline mi. N. Butte Mdws. 1005 Comment
  CHSC116667  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 A Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC80574  Pellaea mucronata var. mucronata Lowell Ahart 2001-6-8 8759 Tehama A large rock outcrop, burned area on the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS127251  Pellaea mucronata var. mucronata Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20701 -B Tehama About 2 miles by trail to Highway 32. Comment
  UC1238924  Penstemon Freed W. Hoffman 1949-7-21 3060 Tehama Summit of Mt. Tedoc North Coast Ranges, summit of Mt. Tedoc (western Tehama County) Comment
  POM299051  Penstemon anguineus Alice Eastwood, John T. Howell 1941-7-9 9799 Tehama Government Flat Comment
  JEPS17604  Penstemon azureus var. angustissimus Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5333 Tehama 3/4 mi e of and above Somerset Mdw (1.2 mi s of Ovenlid); Mendocino Nat Forest, s of Ovenlid 1889 Comment
  JEPS94584  Penstemon azureus var. angustissimus Vernon Oswald and Lowell Ahart 1997-7-7 8692 Tehama Forest Route 35 at junction with forest road 27N06 (n of Tomhead Mtn., near ne corner of Yolla Bolly-Middle Eel Wilderness) 1066 Comment
  CHSC84290  Penstemon azureus var. azureus Lowell Ahart; John Dittes 2003-6-11 10263 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC80283  Penstemon heterophyllus B. Castro; L. P. Janeway 2000-6-6 1194 Tehama Vicinity of Paskenta and Thomes Creek. 332 Comment
  CHSC87321  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 535 Comment
  UC1238954  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-6-29 2496 Tehama along road from Alder Springs n across Grindstone Creek to Paskenta-Covelo road at Fiddler's Green 3.7 mi n Grindstone Creek; North Coast Ranges, n of Grindstone Cr, Fiddler's Green 655 Comment
  SEINET11053225  Penstemon laetus subsp. leptosepalus Karl A. Vincent 1987-6-25 4433 Tehama Sierra Nevada, Deer Creek Canyon; along CA 32 just north of Potato Patch Campground, ca. 8.9 mi SW of jct. CA 36/89, ca 11.5 air mi SE of Mineral 1097 Comment
  CHSC43776  Penstemon neotericus Vernon Oswald 1984-6-7 1260 Tehama Calif. Hwy 32, 1.0 mi n-e of Potato Patch Campground. 1127 Comment
  UC726250  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama along a ditch on State Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows Comment
  UC1037361  Penstemon purpusii Douglas Barbe 1955-7-16 182 Tehama e ridge leading to summit of mt. e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  CAS-BOT-BC239432  Penstemon rydbergii var. oreocharis David D. Keck 1930-7-24 961 Tehama 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
  CHSC64495  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1995-4-10 6643 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. 225 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
  CHSC80581  Perideridia kelloggii Lowell Ahart 2001-6-14 8819 Tehama Near a small wash, burned area on the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  UCD80013  Perideridia kelloggii CNPS SN Foothill Team 2005-6-29 SNNR 0438 Tehama USFS Lassen National Forest. 982 Comment
  UCD127890  Perideridia lemmonii Brad D. Schafer 2005-7-29 167 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 390 Comment
  CHSC102485  Perideridia oregana L. P. Janeway 2009-6-21 9813 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  CHSC66554  Perideridia oregana Vernon H. Oswald; Lowell Ahart 1996-7-8 7953 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 182 Comment
  CHSC68934  Petasites frigidus var. palmatus Vernon Oswald; Lowell Ahart 1997-7-7 8693 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  HSC1656  Petrorhagia dubia Larry Berti 1969-5-9 76 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC90019  Petrorhagia dubia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 26 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 Comment
  CHSC31479  Phacelia corymbosa B. Williams 1979-7-18 258 Tehama Shasta-Trinity NF Yolla Bolla RD. NW side of Tedoc Mtn., 10.1 mi from Hwy 36 on rd 45. 1371 Comment
  CHSC53956  Phacelia distans Vernon H. Oswald; Lowell Ahart 1991-4-16 4500 Tehama Colyear Springs Rd, 1.0 mile west of Lowery Rd, north of Paskenta. 243 Comment
  JEPS2395  Phacelia distans Virginia Bailey 1938-4-16 Tehama 6 mi s Paskenta (sw Tehama Co.) Comment
  UC1010405  Phacelia distans Milo S. Baker 1953-5-9 12605 Tehama logging rd w Paskenta foothills (at 6 mi post) Comment
  CHSC57087  Phacelia egena Steven Triano; Stefani Eiben 1988-5-7 162 Tehama Open rocky hillside adjacent to a vista point ca 100 ft n of Hwy. 36 and 13.9 mi w of Mineral. 944 Comment
  CHSC88923  Phacelia egena Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road. UTM: 10 0591017 E, 4451392 N. 473 Comment
  UC589695  Phacelia egena Harold and Virginia Bailey 1938-4-16 Tehama Paskenta-Covelo rd 5 mi w Paskenta Comment
  UC923097  Phacelia egena Freed W. Hoffman 1950-7-1 3306 Tehama near South Yolla Bolly Mountain (w Tehama Co.); The Ovenlid 2011 Comment
  POM305333  Phacelia egena Henry J. Ramsey, Henry J. Ramsey 1938-8-1 685 Tehama Mineral King [written on specimen: Mineral? Not Mineral King of Tulare Co. - Heckard]. Comment
  RSA756239  Phacelia heterophylla subsp. virgata Barbara Ertter, Brad Olson 1991-7-4 10235 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  HSC101443  Phacelia imbricata A. Miles, M. Malle, B. Gibbs 1999-4-17 16 Tehama Hwy. 36, Beegum Gorge 430 Comment
  UC2013012  Phacelia imbricata subsp. imbricata Barbara Ertter 1991-5-18 9862 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; E-facing bluff at edge of creek. Comment
  CHSC80655  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campgrouns, about 3 miles (air) west of Butte Meadows. 1341 Comment
  HSC13722  Phacelia mutabilis Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  HSC95447  Phacelia mutabilis L. Ahart 2001-6-16 8868 Tehama On the E side of the dirt road, near Ike Dye Hill, about 2 mi. W of Hwy. 32, W of Soda Springs Campground, about 3 mi. W of Butte Meadows 1341 Comment
  UC1037471  Phacelia mutabilis Milo S. Baker and H. K. Wagnon 1954-7-11 12996 Tehama logging rd near Reservoir of Howells Camp (w. Tehama Co.) 1828 Comment
  CHSC95199  Phacelia purpusii R. D. Fischer 2004-5-30 836 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 0.25 miles. 883 Comment
  CHSC86791  Phalaris paradoxa Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  RSA66607  Phleum alpinum P. A. Munz 1951-7-25 16899 Tehama Square Lake, north base of South Yolla Bolly Mts. 2134 Comment
  JEPS28766  Phlox diffusa George W. Gillett 1957-8-13 1062 Tehama about 1.75 mi above Sulphur Works Checking Station; Lassen Volcanic National Park, Brokeoff Mountain 2438 Comment
  JEPS66666  Phyllodoce breweri Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2743 Comment
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Jul 31 2014
  CHSC101046  Physalis lancifolia John Dittes; Josephine Guardino 2005-4-13 1545 Tehama Northern Sacramento Valley; east bank of Sacramento River at southern edge of Mill Creek confluence; sand bar in active floodplain of Sacramento River. 62 Comment
  JEPS117398  Phytolacca americana Lowell Ahart, John Dittes 2010-10-4 17292 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC80126  Pilularia americana B. Castro; L. P. Janeway 2000-5-23 1178 Tehama Vicinity of Orland and Black Butte Lake, in 'hummocky' rolling hills between Rice and Brannin Creeks. 115 Comment
  CHSC90397  Pinus jeffreyi Niall McCarten 1986-6-22 5309 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  JEPS48190  Pinus ponderosa W. L. Jepson 1927-6-24 12335 a Tehama Mineral 1524 Comment
  SEINET10530798  Pinus ponderosa Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2839 Tehama 16 mi E of Red Bluff on Calif. Hwy 36; in grass; at edge of Pinus ponderosa and P. jeffreyi. 366 Comment
  CHSC81444  Pinus sabiniana Petra M. Lee 2000-4-5 Tehama Northern California. Wurlitzer Ranch on Barber Road. 152 Comment
  UC1362002  Pinus sabiniana Paul D. Graves 1938-9-1 8470 Tehama 20 mi e Red Bluff (foothills on e side of valley); Sacramento Valley 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
  CHSC55193  Plagiobothrys austiniae L. P. Janeway 1991-3-28 3865 Tehama Battle Creek Wildlife Area. Just south of and above Battle Creek; 1 1/3 mi east of the Sacramento River. 175 Comment
  CHSC84519  Plagiobothrys austiniae John Dittes 2003-3-30 2003 -5 Tehama Sacramento Valley; approximately 12.5 air-miles north by northwest of Chico, ca. 1.5 air-miles east of State Hwy 99, south of Lassen Road. 71 Comment
  CHSC118454  Plagiobothrys canescens Richard R. Halse 2016-3-19 9646 Tehama Along Newville Road ca. 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir near spillway to Stony Creek. 113 Comment
  CDA15854  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15298 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC67183  Plagiobothrys fulvus James D. Jokerst 1980-4-13 577 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. 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
  RSA32922  Plagiobothrys glyptocarpus A. A. Heller 1929-4-30 14852 Tehama Ranch. Comment
  JEPS61011  Plagiobothrys greenei W. L. Jepson 1932-5-9 16364 Tehama 3-4 mi ne Red Bluff (near Seven-mile creek) 137 Comment
  RSA502358  Plagiobothrys greenei Wm. Taylor, Rexford E. Palmer 1987-4-23 8935 Tehama Oat Creek, 0.3 miles west from Paskenta Road 149 Comment
  UCD80164  Plagiobothrys humistratus CNPS SN Foothill Team 2006-3-28 SNFN 0354 Tehama TNC Dye Creek Preserve, east of Foothill Rd. 113 Comment
  UCD120856  Plagiobothrys leptocladus G. F. Hrusa 1996-5-2 12907 Tehama Scattered in bottoms of vernal pools near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  JEPS122041  Plagiobothrys nothofulvus Lowell Ahart, John Dittes 2014-5-16 19472 Tehama About 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  JEPS68104  Plagiobothrys nothofulvus J. W. Blankinship 1911-4-7 Tehama Corning Comment
  RSA794947  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16310 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  UCSB63938  Plagiobothrys stipitatus Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NW1/4 Sect. 17; Cascade Range Foothills 263 Comment
  CHSC55197  Plagiobothrys stipitatus var. micranthus L. P. Janeway 1991-4-11 3880 Tehama Battle Creek Wildlife Area. Tablelands on the south side of Battle Creek, ca. 1 1/2 mi east of the Sacramento River. Edges of vernal pool. 170 Comment
  CHSC64958  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1995-7-12 7051 Tehama High North Coast Ranges. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. On the bed of a snow lake. 1341 Comment
  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
  JEPS105872  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10802 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  JEPS22652  Plagiobothrys stipitatus var. micranthus Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6284 Tehama about 2 mi w Kirkwood (about 1/2 mi w of US Hwy 99, about 7 mi s of Corning, lower portions of plains); Kirkwood plains 73 Comment
  UCD144450  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 286 Tehama Inks Creek Ranch site. Pool # INK201. UTMs 10T0578791; 4466339. Comment
  UCD21103  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 279 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  CHSC40696  Plagiobothrys stipitatus var. stipitatus Pauleen Broyles 1982-4-20 429 Tehama The Nature Conservancy Vina Plains Preserve. 69 Comment
  CHSC102248  Plagiobothrys tenellus L. P. Janeway; B. Castro 2009-4-25 9772 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC67187  Plagiobothrys tenellus James D. Jokerst 1984-3-17 1933 Tehama Wurlitzer Ranch on the E side of Meridian Rd., old creek bed S of and adjacent to Zimmershed Creek, NW of house site at the end of a road shown on USGS map. 97 Comment
  CHSC79703  Plagiobothrys tenellus L. P. Janeway; B. Castro 2000-4-21 6666 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  JEPS68142  Plagiobothrys tenellus W. L. Jepson 1934-5-5 16632 Tehama Beegum, w Tehama Co. Beegum Comment
  CHSC54013  Plantago elongata Vernon H. Oswald; Lowell Ahart 1991-5-9 4572 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northwest of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  UC1586610  Plantago elongata Vernon H. Oswald and Lowell Ahart 1991-5-9 4572 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, at the nw corner of the large impoundment at the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC65744  Plantago erecta Vernon H. Oswald; Lowell Ahart 1996-4-3 7293 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of the Sacramento Valley. Common and widespread in grassy upland (collected from gravel on the flood plane of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel). 103 Comment
  JEPS104199  Plantago erecta Lowell Ahart 2003-4-17 10110 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  HSC27270  Plantago erecta J. P. Smith 1972-3-23 5105 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  HSC73403  Plantago erecta L. Sieburth, B. Potter, Susan Ahrens 30 Tehama 671 Comment
  CHSC115525  Plantago lanceolata Lowell Ahart; John Dittes 2015-8-5 20437 Tehama Dry meadow, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC59140  Plantago lanceolata Vernon H. Oswald 1992-8-19 5158 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) ca. 0.2 mi N of the S boundary of the park. Growing along the E edge of the road. 2011 Comment
  SEINET6990035  Plantago lanceolata R. A. Evers, Clara V. Evers 1975-8-23 115017 Tehama Yellow pine forest, 2 miles (3.2 kilometers) west of Mineral. Elevation, about 4400 feet. Comment
  UCD138968  Platanthera dilatata var. leucostachys Kenneth D. Stewart 1965-7-7 s.n. Tehama around 2 miles south of south entrance to Lassen Volcanic National Park. Comment
  CHSC12953  Platanthera leucostachys K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5801 Tehama Ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  CHSC23886  Platanthera leucostachys L. V. Ritter 1969-6-15 363 Tehama 0.4 mi. w of Soda Springs Campground, 200 yds. S of Highway 32. Comment
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Jul 20 2009
  UC1515776  Platanthera leucostachys Baki Kasapligil 1968-6-20 4285 Tehama in backyard Mr. L. Bodine's house (near U.S. Forest Service Headquarter, Mineral); Mineral, Mr. L. Bodine's house 1524 Comment
  CHSC65968  Platystemon californicus Vernon Oswald 1996-4-23 7435 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope on Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 167 Comment
  JEPS51583  Platystemon californicus W. L. Jepson 1899-4-26 Tehama hills of Crane Creek Crane Creek (a tributary of the Cottonwood); Cottonwood, hills of Crane Creek Comment
  JEPS51628  Platystemon californicus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta Comment
  HSC96708  Platystemon californicus Jeff Enor, Heather Nichols, Bryan Wassom 1999-4-17 17 Tehama Beeghum Gorge, Hwy. 36 430 Comment
  RSA32003  Platystemon californicus var. californicus A. A. Heller 1937-4-24 15925 Tehama Near the junction of State Highways #16 and #20 Comment
  CHSC7062  Plectritis ciliosa D. Hardin 1969-4-28 8 Tehama Ca. 2.5 mi into Mendocino National Forest on Round Valley Road, ca. 10 yards on e side of road. Comment
  JEPS5141  Plectritis ciliosa subsp. ciliosa Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on Paskenta-Covelo Road); Paskenta-Covelo Road Comment
  CHSC55290  Plectritis ciliosa subsp. insignis L. P. Janeway 1991-4-11 3889 Tehama Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC70914  Plectritis macrocera Vernon Oswald; Lowell Ahart 1998-4-27 8965 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  CAS-BOT-BC453489  Pleuricospora fimbriolata Wm. Bridge Cooke; V. G. Cooke; L. Bodine 1978-8-28 s.n. Tehama Merrill A. Bauer yard, Mineral Home Owners' Assn., White Fir Lane, Mineral 1524 Comment
  SBBG116105  Poa bolanderi B. Crampton 1954-6-16 1987 Tehama Howell Saddle, ca. 0.25 mi W of Howell camp 1892 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
  HSC10655  Poa bulbosa C. S. Chavez 1965-4-30 58 Tehama 30 mi. W of Mineral on Hwy. 36 Comment
  UCD90661  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama north-central part of county. Ellis Ranch. Comment
  CHSC84305  Poa compressa Lowell Ahart; John Dittes 2003-6-11 10275 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
  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
  CAS-BOT-BC255960  Poa pratensis John Thomas Howell 1960-8-18 36094 Tehama Sulpur Works Checking Station, Lassen Volcanic National Park 2011 Comment
  UCD90247  Poa secunda Milo S. Baker 1943-8-8 10659 Tehama Anthony Peak. 2072 Comment
  CHSC88974  Poa secunda subsp. secunda A. Peterson 2003-4-19 53 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  JEPS70659  Poa secunda subsp. secunda W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Rosewood Comment
  SEINET11689125  Poa tenerrima Unknown 1982-1 440 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 70 Comment
  SEINET13947014 Image available Pogogyne douglasii A. A. Heller 1914-1 11334 Tehama 8 mi S of Vina near Pine Creek Comment
  UC1988941  Pogogyne zizyphoroides Robert F. Hoover 1937-5-19 2291 Tehama Coyote Creek bridge, south of Red Bluff Comment
  UC725644  Pogogyne zizyphoroides A. A. Heller 1927-4-19 14345 Tehama highway 10 miles north of Chico Comment
  RSA0022169  Pogogyne zizyphoroides P. A. Munz 1949-5-14 13203 Tehama 7 miles south of Corning Comment
  UCD125426  Pogogyne zizyphoroides J. Major 1956-6-19 s.n. Tehama around 6 miles southwest of Red Bluff in Hog Wallow topography. Comment
  CDA13587  Polanisia dodecandra subsp. trachysperma G. F. Hrusa 1996-8-17 13511 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 106 Comment
  RSA285947  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Ranch road [near] Antelope Creek, 6 miles W of Red Bluff. Comment
  CHSC102802  Polygonum arenastrum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16321 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CHSC41074  Polygonum aviculare Pauleen Broyles 1982-6-10 723 Tehama The Nature Conservancy Vina Plains Preserve on w side of barn in s pasture. 62 Comment
  CAS-BOT-BC413951  Polygonum aviculare subsp. aviculare Alice Eastwood 1912-8-22 1802 Tehama Morgans Springs, Lassen Butte Region Comment
  CHSC79078  Polygonum bolanderi L. P. Janeway 2000-6-30 6872 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 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
  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
  JEPS117396  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake 1475 Comment
  UC850390  Polygonum douglasii subsp. spergulariiforme Alice Eastwood Aug 22 1912-Aug 26 1912 1795 Tehama trail from Morgan's Spring to Sulphur Works; Lassen Butte Region Comment
  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
  CHSC117579  Polygonum minimum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21363 Tehama Dry area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  UC936220  Polygonum minimum Helen K. Sharsmith 1951-7-11 4013 Tehama Covelo-Paskenta road 0.3 mi beyond Anthony Peak road junction (just within w boundary of Tehama Co.); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  JEPS50648  Polygonum phytolaccifolium Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2133 Comment
  CAS-BOT-BC420076  Polygonum polygaloides subsp. kelloggii Douglas Barbe 1955-7-22 242 Tehama Northern slope 3 miles west of Oven Lid on the trail to Square Lake, West Tehama County 2072 Comment
  CAS-BOT-BC420081  Polygonum polygaloides subsp. kelloggii Clare B. Hardham 1971-8-10 18341 B Tehama Dry Lake. Road to Red Bluff. 1691 Comment
  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
  CHSC113341  Polypogon interruptus Lowell Ahart; John Dittes 2014-5-18 19515 Tehama East bank of a large canal, on the south side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC64742  Polypogon interruptus Vernon H. Oswald; Lowell Ahart 1995-5-16 6736 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of Inks Creek Rd. 213 Comment
  CHSC81338  Polypogon interruptus Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  JEPS97270  Polypogon interruptus Vernon H. Oswald and L. Ahart 1995-5-16 6736 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  SEINET11689133  Polypogon interruptus Unknown 1982-1 619 Tehama The Nature Conservancy Vina Plains Preserve, where ditch crosses under Lassen Rd 66 Comment
  CHSC66024  Polypogon maritimus Vernon H. Oswald; Lowell Ahart 1996-4-29 7498 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the meander plain of the stream ca. 0.3 mi E of the W boundary. 102 Comment
  CHSC96680  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
  CHSC77409  Polypogon monspeliensis Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  CHSC88287  Polypogon monspeliensis Lowell Ahart 2004-6-28 11146 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  HSC75396  Polystichum imbricans J. O. Sawyer, K. A. Sawyer 1980-6-18 3560 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  CHSC86086  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 49 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Bottom of cliff face 100 ft. uphill of tr to Lower Deer Creek Falls, about midway to Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 1005 Comment
  JEPS127250  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20698 -B Tehama About 100 yards northeast of Big Leaf Pond, about 1 1/2 miles by trail to Highway 32. Comment
  CHSC90890  Polystichum munitum Niall McCarten; Roxanne Bittman 1986-6-15 5459 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC48014  Porterella carnosula Vernon Oswald 1984-7-16 1591 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  SJSU3289  Porterella carnosula J. W. Tilden 1960-6-26 1482 Tehama Wilson Lake, northwestern Tehama County 1524 Comment
  CHSC41081  Portulaca oleracea Pauleen Broyles 1982-7-22 805 Tehama The Nature Conservancy Vina Plains Preserve. Gravel along nw shore of vernal pool in w pasture. 60 Comment
  CHSC77615  Portulaca oleracea Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CAS-BOT-BC452133  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
  CHSC105541  Potamogeton diversifolius Lowell Ahart; John Dittes 2010-7-17 16842 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC41082  Potamogeton diversifolius Pauleen Broyles 1982-5-4 521 Tehama The Nature Conservancy Vina Plains Preserve. In an irrigation ditch in w pasture. 62 Comment
  JEPS101032  Potamogeton diversifolius Dean W. Taylor 1993-5-14 13443 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek 186 Comment
  CAS-BOT-BC267178  Potamogeton foliosus D. Showers 1980-7-19 DS 4380 Tehama 0.25 mile S of WIndy Point, Diamond Peak, Lassen Volcanic National Park 2072 Comment
  JEPS115342  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC48858  Potentilla flabellifolia Vernon Oswald 1986-7-24 2226 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. On the edge of streamlet in a meadow. 2255 Comment
  RSA123701  Potentilla glandulosa G. D. Barbe 1955-7-16 180 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC44230  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1988-6-27 3533 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS44226  Potentilla gracilis var. fastigiata W. L. Jepson 1927-6-24 12338 Tehama Mineral , Mineral (Battle Creek Meadows) 1524 Comment
  CHSC48914  Poteridium annuum Vernon Oswald 1983-7-26 927 Tehama Wilson Lake, near the lake. 1615 Comment
  UCD113964  Poteridium annuum P. B. Kennedy 1928-5-7 s.n. Tehama 9 miles from Red Bluff, F. Lessiere Ranch. 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
  CAS-BOT-BC163064  Prunus emarginata John Thomas Howell 1960-8-21 36310 Tehama Rocky slope 1/2 mi. se. of Sulphur Works - Lassen Volcanic National Park 2133 Comment
  CAS-BOT-BC163065  Prunus emarginata Hans Leschke 1960-8-8 1722 Tehama Near Noble Pass - Lassen Volcanic National Park 1828 Comment
  UC1052194  Prunus emarginata K. D. Gowans 1954-8-23 10 Tehama 1 mi s of Turner Mountain (Lassen National Forest, Quadrangle 33-A-3); Lassen National Forest 1828 Comment
  UC1949187  Prunus emarginata Barbara Ertter with Brad Olson 1991-7-6 10354 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  CHSC68596  Prunus virginiana var. demissa Vernon H. Oswald; Lowell Ahart 1997-5-14 8419 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek Rd. at a low-water crossing of the North Fork Antelope Creek. 938 Comment
  JEPS12611  Pseudostellaria jamesiana Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5340 Tehama ridge-top close to head of Snake Ridge (lateral ridge) (on route between Paskenta and South Yollo Bolly); Mendocino National Forest, btw Paskenta and South Yollo Boll 1874 Comment
  UC1299488  Pseudostellaria jamesiana Freed W. Hoffman 1947-6-23 1684 Tehama Government Flat North Coast Ranges, Government Flat (western Tehama County) 796 Comment
  RSA478139  Pseudostellaria jamesiana Bonnie C. Templeton 1960-6-14 8490 Tehama Near Mineral Comment
  JEPS40453  Psilocarphus brevissimus W. L. Jepson 1938-6-10 18966 Tehama 9 mi n Orland; Sourgrass Creek 76 Comment
  CAS-BOT-BC361814  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4360 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline 62 Comment
  CAS-BOT-BC361815  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4352 Tehama Southwest side of Hwy 99, 1.0 mi southeast of Lassen Road. Within the road right-of-way fence 65 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
  CHSC61955  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4360 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC77740  Psilocarphus brevissimus var. brevissimus B. Castro; H. West 1999-6-1 949 Tehama About 22 air miles W of Orland, vicinity of Newville and N. Fk Stony Creek. 207 Comment
  CHSC79961  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2000-5-11 6719 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  SBBG8680  Psilocarphus brevissimus var. brevissimus H. and M. Dearing 1938-6-22 2084 Tehama near Deer Crk Comment
  JEPS95734  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC79962  Psilocarphus oregonus L. P. Janeway 2000-5-16 6739 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  CAS-BOT-BC361909  Psilocarphus tenellus L. E. Smith 1914-5-8 674 Tehama Red Bluff Comment
  CHSC94335  Psilocarphus tenellus var. tenellus Lowell Ahart 2006-7-19 13020 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC79813  Ptelea crenulata L. P. Janeway; B. Castro 2000-4-22 6684 Tehama High Cascade Range. Small saddle betewen Ponderosa way and Black Butte, on south side of Middle Ridge; +-overlooking South Fork Antelope Creek. 1018 Comment
  OBI77043  Ptelea crenulata Anthony Baniaga 2011-6-3 301 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R3E sec 13 NW of SW 955 Comment
  UC159112  Ptelea crenulata Annie M. Alexander 1911-4-22 Tehama Tuscan Springs Comment
  CAS-BOT-BC72519  Pteridium aquilinum John Thomas Howell 1960-8-18 36026 Tehama Bluff Falls 1981 Comment
  UCSB6965  Pteridium aquilinum Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  CHSC61392  Pteridium aquilinum var. pubescens Vernon H. Oswald; Lowell Ahart 1993-8-18 5846 Tehama Mt. Conard near the S boundary of Lassen Volcanic National Park. 2164 Comment
  UC2031493  Pteridium aquilinum var. pubescens Barbara Ertter with Brad Olson 1991-7-6 10355 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  RSA0082802  Pyrola aphylla J. R. Shevock 1972-7-24 2198 Tehama Hwy 32, S. of Lassen Park. 1280 Comment
  CHSC82371  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  HSC82140  Pyrola dentata Thomas W. Nelson, Jane Nelson 1979-6-25 4929 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  UC1736005  Pyrola picta Dean W. Taylor 1972-6-17 1496 Tehama Beegum Peak, Comment
  JEPS75827  Pyrrocoma racemosa var. racemosa Todd and Virginia Keeler-Wolf 1973-9-1 538 Tehama about 0.25 mi w Johnson's Headquarters; Yolla Bolly Mountains 2042 Comment
  CHSC77580  Quercus berberidifolia Heidi West; Jenny Marr, Caroline Warren 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 295 Comment
  UC1039825  Quercus berberidifolia O. C. Olson 1956-2-7 29 Tehama nw of Deer Creek Flat (on n rim of canyon, Quad 33C3) 609 Comment
  UC1135505  Quercus berberidifolia P. L. Johannsen 1936-8-28 1003 Tehama 0.75 mi w junction of Deer Creek and Dead Horse Creek; Paynes Creek Quad. 944 Comment
  JEPS46643  Quercus chrysolepis W. L. Jepson Sep 1929 15335 Tehama Manton Comment
  UCD45349  Quercus chrysolepis P. L. Johannes 1936-8-26 998 Tehama 1 1/4 miles northeast of junction of Rattlesnake and Deer Creeks. Altitude 3600 feet. 1097 Comment
  HSC68098  Quercus douglasii J. P. Smith, J. O. Sawyer 1971-5-22 4641 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  HSC90024  Quercus douglasii Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 17 Tehama Tedoc Rd. 0.5 mi S of its intersection with Hwy. 36 579 Comment
  CAS-BOT-BC79597  Quercus durata C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  JEPS76647  Quercus durata L. R. Heckard 1972-6-18 2978 Tehama n of Mt. Tedoc (trail down Wells Creek); Wells Creek 1158 Comment
  SEINET10730810  Quercus durata var. durata Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 900 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  CHSC76833  Quercus garryana var. breweri L. P. Janeway; B. Castro 1999-8-24 6556 Tehama High North Coast Ranges. Along ridge top 0.6 mi south of Buck Lake Rock. 1895 Comment
  JEPS117293  Quercus garryana var. breweri Lowell Ahart, John Dittes 2010-7-17 16879 Tehama South side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 772 Comment
  JEPS94572  Quercus garryana var. breweri Vernon Oswald and Lowell Ahart 1997-7-7 8680 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness) 2057 Comment
  UCD80341  Quercus kelloggii CNPS SN Foothill Team 2005-7-1 SNNR 0487 Tehama USFS Lassen National Forest. 1164 Comment
  HSC31419  Quercus wislizeni Gary S. Lester 1974-5-5 141 Tehama Along Hwy. 36 21 mi E of Trinity Co. line Comment
  UC1731690  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama e slope of mt. near Plumas County line (in head of unnamed creek draining into Spencer Meadow, Reading Peak 7 1/2' USGS quadrangle); Mt. Conard 2392 Comment
  CAS-BOT-BC379429  Ranunculus alismifolius var. alismellus Carl B. Wolf 1937-5-17 8714 Tehama northern Sierra Nevada; Red Bluff-Susanville Road, Mineral 1524 Comment
  UC827598  Ranunculus alismifolius var. alismifolius A. A. Heller 1938-5-21 15096 Tehama meadows s Child's Meadows 1371 Comment
  UC972205  Ranunculus alismifolius var. alismifolius Milo S. Baker 1952-5-23 12434 Tehama near Child's Mdws. (Hwy 36) Comment
  RSA39727  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  CAS-BOT-BC379331  Ranunculus alismifolius var. lemmonii Philip A. Munz 1947-5-18 11850 Tehama 12 mi east of Mineral, on Hwy 36 1585 Comment
  SEINET12080676  Ranunculus aquatilis Unknown 1982-1 344 Tehama T24N, R1W, nw quadrant Section 29 62 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
  UCD80709  Ranunculus californicus CNPS SN Foothill Team 2006-4-5 SNFN 0337 b Tehama TNC Easement, Denny Ranch. Driving west from Manton Road, just south of Spring Branch Road at the point where the road crosses the stream . 234 Comment
  JEPS96760  Ranunculus flammula Dean W. Taylor 1997-6-25 16092 Tehama Diamond Lake; Lassen National Forest 1920 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
  UC1586581  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1991-4-16 4506 Tehama Red Bank Rd 2.1 mi n Colyear Springs Rd (n of Paskenta) 286 Comment
  UC1949155  Ranunculus hebecarpus Barbara Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CDA24330  Ranunculus hebecarpus J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  RSA759800  Ranunculus hebecarpus Barbara J. Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  HSC18147  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-31 1899 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  POM284379  Ranunculus orthorhynchus Lyman Benson 1949-6-21 13745 Tehama Just W of Deer Creek Pass, Cascade mt. range, Sacramento Valley drainage area. 1677 Comment
  RSA123575  Ranunculus orthorhynchus G. D. Barbe 1955-7-22 245 Tehama Close to the waters edge of a small stremlet 3 miles W of the Oven Lid, alt 6800ft 2073 Comment
  UC1001291  Ranunculus orthorhynchus var. orthorhynchus Louise Kellogg 1952-7-8 2 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC54284  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4378 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  SBBG119943  Ranunculus orthorhynchus var. orthorhynchus L. Ahart 2006-7-19 13029 Tehama S of an open dry flat, ca. 100 yards W of the dirt rd, E of Colby Mtn, ca. 5 mi NE 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
  UCR168204  Rhamnus californica subsp. crassifolia C. B. Wolf 1937-9-6 9296 Tehama Inner North Coast Range, Paskenta to Covelo Road 610 Comment
  CHSC65971  Rhamnus ilicifolia Vernon H. Oswald; Lowell Ahart 1996-4-23 7420 Tehama Cascade Range Foothills. Hog Lake Platerau. BLM parcel along Hwy. 36 NE of Red Bluff. Twigs from a shrub growing in upland along the W shore of Hog Lake. 265 Comment
  CHSC77370  Rhamnus ilicifolia L. P. Janeway; B. Castro 1999-5-11 6420 Tehama Vicinity of Rocky Ridge and Williams Butte. 286 Comment
  CHSC87826  Rhamnus tomentella subsp. crassifolia Lowell Ahart 2004-6-11 11030 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  CHSC88569  Rhamnus tomentella subsp. crassifolia L. P. Janeway 2001-6-10 7135 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  CHSC76529  Rhamnus tomentella subsp. tomentella Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. Near the creek. 292 Comment
  JEPS94984  Ribes lacustre Vernon Oswald and Lowell Ahart 1997-7-7 8714 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork Beegum Creek, n side of the Yolla Bolly Middle Eel Wilderness); Yolla Bolly Middle Eel Wilderness, South Fork Beegum Creek 1706 Comment
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Jan 4 2007
  RSA0021137  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat. 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
  CHSC80553  Ribes nevadense Vernon H. Oswald; Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  JEPS49173  Ribes roezlii Jos. Grinnell 1927-5-14 Tehama Mineral Comment
  CAS-BOT-BC198942  Ribes roezlii var. roezlii Alice Eastwood; John Thomas Howell 1941-7-9 9709 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS34914  Rigiopappus leptocladus W. L. Jepson 1932-5-9 16319 Tehama along road to Lowrey about 1 1/2 mi ne Paskenta 304 Comment
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Jul 1 2009
  JEPS94358  Rigiopappus leptocladus Vernon H. Oswald and Lowell Ahart 1997-5-14 8414 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  SEINET7067157  Rigiopappus leptocladus A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral on Route 36. Coordinate datum: NAD27. Comment
  UC1594668  Rigiopappus leptocladus Vernon H. Oswald and Lowell Ahart 1992-4-21 4917 Tehama ca 4.75 mi (air) sse Paynes Creek (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e of Hwy 99, 2.0 mi (odometer) e of the power transmission lines) 762 Comment
  CHSC84313  Rosa Lowell Ahart; John Dittes 2003-6-11 10255 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
  SEINET13710614  Rosa gymnocarpa Lowell William Ahart, Lowell William Ahart 2001-1 9182 Tehama E Side Hwy 32 and SE of Jct. Rd. 390-G of Sierra Pacific Industries 4 Rd. Mi. S Road across Deer Creek (T27N, R3E, sec 36, SE 1/4) 4000 Ft. 1219 Comment
  CHSC118393  Rosa pisocarpa Tim Kask 2015-5-6 245 Tehama Antelope Creek, 'McClure Trail'. 10T 0599539/4458231 601 Comment
  POM353037  Rostraria cristata L. C. Wheeler 1935-5-23 3519 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  CHSC116176  Rotala ramosior Lowell Ahart; John Dittes 2015-6-22 20255 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intrsection 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
  CHSC80397  Rotala ramosior Caroline Warren; Heidi West, Julie Cunningham 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 198 Comment
  CHSC75400  Rubus armeniacus Ben Myhre 1997-4-14 21 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC416369  Rumex californicus P. A. Munz 1951-7-25 16883 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2133 Comment
  JEPS21722  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mi ne Campbellville; Paynes Cr Quadrangle Comment
  CHSC64610  Sagina decumbens subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1995-4-10 6635 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 Dales Lake and the w boundary. 213 Comment
  CAS-BOT-BC445653  Sagittaria cuneata Mary Strong Clemens 1920-9-9 s.n. Tehama Kirkwood 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
  JEPS16230  Salix Joseph Grinnell with Mary E. Grinnell 1927-5-17 Tehama Mineral 1463 Comment
  CAS-BOT-BC107908  Salix geyeriana C. 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
  UC481998  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek) 1500 Comment
  LA208710  Salix jepsonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen hwy, 8 mi NE of Mineral 1981 Comment
  CHSC87147  Salix laevigata Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. South bank of creek. 304 Comment
  UC525959  Salix laevigata C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC129528  Salix lasiandra var. lasiandra John Thomas Howell 1943-8-8 19200 Tehama Government Flat Comment
  CHSC9567  Salix lasiolepis E. L. Smith 1971-4-8 941 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  UC525956  Salix lasiolepis C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 653 Tehama 21 mi w Mineral; Payne Creek 487 Comment
  CAS-BOT-BC128324  Salix lasiolepis var. lasiolepis John Thomas Howell 1944-7-14 19766 Tehama Anthony Peak, east side Comment
  CAS-BOT-BC124914  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124919  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 676 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  POM209474  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 677 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  SBBG27407  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 686 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG27412  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG57900  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SJSU159  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 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
  UCR66566  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Hwy, 8 miles northeast of Mineral 2043 Comment
  CAS-BOT-BC124915  Salix lemmonii John Thomas Howell 1960-8-21 36320 Tehama Kings Creek Meadow 2209 Comment
  POM219083  Salix lucida subsp. lasiandra Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 s.n. Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CHSC101390  Salix melanopsis David Isle 1992-7-29 1556 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1737 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
  JEPS24209  Salvia columbariae Stanton A. Cook 1960-4-23 946 Tehama 5 mi n Newville (on road from Newville to Paskenta); ; only two collections in U.C. & Jepson herb. north of this, both also in Tehama County--R.C.B. 1960 Comment
  HSC65814  Salvia sonomensis Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 87 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  HSC90411  Salvia sonomensis C. Wilson, P. Kittleson, M. Hardig 1992-3-28 25 Tehama Hwy. 36, 4.7 mi. E of junction with Tedoc Gap Rd. 610 Comment
  CHSC107103  Sambucus mexicana M. Mitchell 2010-4-29 41 Tehama Dye Creek Preserve. 117 Comment
  CHSC66190  Sambucus mexicana Vernon H. Oswald; Lowell Ahart 1996-6-3 7728 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi SE of the old bridge site on Paynes Creek. 121 Comment
  UC1010386  Sanguisorba minor subsp. muricata Milo S. Baker and H. K. Wagnon 1953-6-21 12763 Tehama logging road w Paskenta (near 15 mi post) 1219 Comment
  CHSC55175  Sanicula bipinnata L. P. Janeway 1991-4-11 3878 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  CHSC62639  Sanicula bipinnatifida Vernon H. Oswald; Lowell Ahart 1994-3-8 5973 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. 161 Comment
  UC566894  Sanicula bipinnatifida Dorothy Tebbe 1930-4-5 86 Tehama e of Red Bluff Comment
  CHSC83643  Sanicula graveolens L. P. Janeway 2001-4-24 7221 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CHSC102246  Sanicula tuberosa L. P. Janeway; B. Castro 2009-4-25 9739 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  HSC89668  Sanicula tuberosa A. Smith, A. Eller, B. Hoffman 1989-3-31 6 Tehama On Tedoc Rd. (FS 45) near intersection with Hwy. 36, about 1.5 mi. E of boundary with Shasta Co. 549 Comment
  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
  JEPS105187  Schoenoplectus mucronatus Dean W. Taylor 1992-10-8 13263 Tehama Coyote Creek, ca. 5 mi S of Red Bluff at crossing of Rawson Road 97 Comment
  JEPS101846  Scirpus diffusus Dean W. Taylor 1990-8-10 11447 Tehama Wilson Lake 1584 Comment
  RSA424716  Scleranthus annuus Aaron Liston, M. Blumler 1987-4-24 655 -5 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CHSC88523  Scleranthus annuus subsp. annuus Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UC2062441  Scleranthus annuus subsp. annuus Barbara Ertter with James R. Shevock 1993-4-30 11581 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  JEPS97204  Scribneria bolanderi Vernon H. Oswald and L. Ahart 1995-4-3 6558 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. 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
  UC1586636  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1991-5-9 4553 .1 Tehama 1.5 mi ne of the Bend Bridge over the Sacramento River (6.5 mi nne of Red Bluff, 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  UCR197963  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 mi south of Dales, along Route 36 Comment
  CHSC64974  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7049 Tehama W of Red Bluff and S of Platina at Tedoc Gap on Forest Route 45. 1371 Comment
  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
  CHSC78853  Scutellaria siphocampyloides Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  JEPS102319  Scutellaria siphocampyloides Lowell Ahart 2001-6-8 8777 Tehama 9 mi W of Paskenta (W side of road M2) 792 Comment
  UCD80404  Scutellaria siphocampyloides CNPS SN Foothill Team 2005-5-18 SNNR 0080 Tehama TNC, Dye Creek Preserve, Wildcat Canyon, NE of where road crosses creek and SE of Apperson Cabin site. 319 Comment
  HSC63622  Scutellaria siphocampyloides J. P. Smith, J. O. Sawyer 1971-5-22 4647 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  HSC6468  Sedella congdonii John L. Heywood, D. H. Norris 1968-3-31 1863 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CAS-BOT-BC417758  Sedella pumila Doris Kildale Gillespie 1930-5-9 9283 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  CHSC63606  Sedum spathulifolium Vernon H. Oswald 1994-6-11 6274 Tehama Forest Rd. 28N36, 0.4 mi W of Tedoc Rd. (Forest Rd. 45) at Tedoc Gap, W of Red Bluff and S of Platina. 1371 Comment
  SEINET10808554  Senecio David B. Dunn 1971-8-15 Dunn 18149 Tehama Kings Creek Meadow Campground, Lassen National Park, east of summit. Comment
  UC1001295  Senecio aronicoides Louise Kellogg 1952-7-10 13 Tehama on Boswell Ridge directly s of South Yolla Bolly Mountain near Squaw Camp and Pole Corral; North Coast Ranges, Mendocino National Forest, on Boswell Ri 2133 Comment
  CDA8613  Senecio eurycephalus G. Burrill 1955-4-29 Tehama Red Bluff - west side of airport. 0 Comment
  CHSC90557  Senecio flaccidus var. douglasii D. Isle 2004-8-30 152 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd. S (M22), N. side, against bank. 512 Comment
  JEPS75816  Senecio flaccidus var. douglasii Todd and Virginia Keeler-Wolf 1975-8-28 Tehama Crowfoot Point Yolla Bolly Mountains 609 Comment
  CAS-BOT-BC364454  Senecio triangularis Beatrice Howitt; Walter Knight; Irja Knight 1968-7-6 2560 Tehama Government Flat 1737 Comment
  CAS-BOT-BC364455  Senecio triangularis Mrs. H. C. Cantelow 1938-7-5 2418 Tehama Deer Creek Grade, s.w. Jct. 32 with 89 1280 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
  CHSC96520  Senecio vulgaris Lowell Ahart 2007-5-8 13727 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
  JEPS122019  Senecio vulgaris Lowell Ahart 2014-5-8 19446 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  CHSC105665  Setaria pumila Lowell Ahart; John Dittes 2010-10-4 17289 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
  CHSC107234  Sidalcea diploscypha Lowell Ahart; John Dittes 2011-6-9 17457 Tehama Rio De Los Molinos Land Grant. 700 feet east of Highway 99, 1.1 miles (air) north of Vina. 67 Comment
  CHSC110170  Sidalcea hartwegii Daniel Slakey; CNPS volunteers 2012-5-22 14 Tehama 436 Comment
  HSC16037  Sidalcea hartwegii Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  HSC1781  Sidalcea hirsuta Larry Berti 1969-5-9 86 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  RSA565071  Sidalcea hirsuta D. W. Taylor 1992-5-14 13437 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  CAS-BOT-BC205773  Sidalcea oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2072 Comment
  RSA66614  Sidalcea oregana subsp. oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2073 Comment
  CHSC94302  Sidalcea oregana subsp. spicata Lowell Ahart 2006-7-25 13079 Tehama In a small meadow on the west side of the road, near Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UCD80222  Silene bridgesii CNPS SN Foothill Team 2005-6-6 SNFN 0333 b Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CHSC32789  Silene campanulata subsp. glandulosa James Jokerst 1980-6-18 881 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  HSC70001  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1978-7-22 4452 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  HSC81958  Silene laciniata subsp. californica Thomas W. Nelson, Jane Nelson 1979-6-25 4892 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  UCD35955  Silene laciniata subsp. californica Beecher Crampton 1953-4-30 1186 Tehama 10 miles east of Beegum. Comment
  JEPS51036  Silene occidentalis Joseph Grinnell Tehama Mineral 1463 Comment
  CHSC77556  Sisymbrium officinale Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Dry Creek. 274 Comment
  CHSC59175  Sisymbrium orientale Vernon H. Oswald 1992-9-29 5222 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC25030  Sisyrinchium bellum Bob Garamendi 1974-5-11 75 Tehama Mill/Deer Creek Study Area. 1/4 mi n of Mill Creek on Ponderosa Way. 731 Comment
  CHSC49640  Sisyrinchium elmeri Vernon Oswald 1984-6-19 1299 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  UC429220  Sisyrinchium idahoense var. occidentale Milo S. Baker before Feb. 1906 Tehama Little Hot Spring Valley Comment
  NY821115  Solanum parishii C. B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2 3/10 mi. below Paynes Creek. P. O. 366 Comment
  CHSC94545  Solidago spectabilis Lowell Ahart 2006-9-9 13264 Tehama Near and in bogs, on the west side of the dirt road, about 120 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CHSC72405  Solidago velutina subsp. californica Vernon H. Oswald; Lowell Ahart 1998-10-27 9682 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. On bank of intermittent streamlet in the gulch. 548 Comment
  CHSC87844  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  JEPS94246  Soliva sessilis Vernon Oswald and Lowell Ahart 1998-5-14 9037 Tehama 1.3 mi w of Cannon Road (Highway 36 w of Redbluff); Highway 36 274 Comment
  CHSC80610  Sonchus asper subsp. asper Lowell Ahart 2001-6-16 8874 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS106293  Sonchus asper subsp. asper Lowell Ahart 2004-6-11 11042 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC41069  Sorghum halepense Pauleen Broyles 1982-6-8 712 Tehama The Nature Conservancy Vina Plains Preserve. Along fence line, Lassen Rd, n pasture. 68 Comment
  JEPS88334  Sorghum halepense Vernon H. Oswald and Lowell Ahart 1996-6-3 7688 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CHSC102681  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16348 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC84318  Spartium junceum Lowell Ahart; John Dittes 2003-6-11 10242 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC64523  Spergularia rubra Vernon H. Oswald; Lowell Ahart 1995-4-3 6597 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the roadbed of the old highway at the s gate. 216 Comment
  JEPS124064  Spergularia rubra Lowell Ahart, John Dittes 2015-8-5 20465 -A 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
  OBI76942  Spergularia rubra Anthony Baniaga 2011-6-12 345 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum crk rd (202) quad T28N R1E 784 Comment
  CDA1333  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama 2 mi SE of Colby Mountain; 5 mi NE of Butte Meadows.