Search Results — 2000 specimen records retrieved (1636 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73596  Abies concolor John Thomas Howell 1960-8-20 36204 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  CHSC90430  Abies magnifica var. shastensis Niall McCarten 1986-6-16 5308 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29j, 0.5 mi. due south of Browns Camp, 1 mi. east of Ides Cove Trailhead. 1859 Comment
  JEPS13947  Acer glabrum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1956-7-17 5350 Tehama 19.5 mi n Paskenta (just e of summit of ridge at Post Pile Camp); Mendocino National Forest 1948 Comment
  CHSC44183  Achillea millefolium Vernon Oswald 1988-6-27 3524 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC45621  Achillea millefolium Vernon Oswald 1985-7-8 1893 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  CHSC77808  Achnatherum lemmonii B. Castro; L. P. Janeway 1999-6-10 974 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. 310 Comment
  CHSC88469  Achnatherum lemmonii L. P. Janeway; B. Castro 2004-5-30 8128 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  RSA756339  Achnatherum lemmonii Barbara Ertter 1990-5-12 8934 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  UCD50719  Achnatherum lemmonii Beecher Crampton 1953-5-1 1203 Tehama Foot of a roadcut embankment, 5 miles north of Red Bluff, Tehama County. Comment
  CAS-BOT-BC210752  Achnatherum nelsonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. Trail, from Sulphur Works checking station 2103 Comment
  CHSC83618  Achnatherum nelsonii subsp. dorei L. P. Janeway 2001-6-24 7220 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  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
  RSA718784  Achnatherum stillmanii L. P. Janeway 2006-6-25 8715 Tehama High Cascade Range. Along Cohasset Ridge and Cohasset Road about 8.1 air km north-northeast of Cohasset and 1.7 km north of Anderson Mill site. 1189 Comment
  SEINET245592  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama Along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CHSC64595  Achyrachaena mollis Vernon H. Oswald; Lowell Ahart 1995-4-25 6699 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 Manton Rd. and the reserve fence near the s tip of the reserve. 207 Comment
  JEPS97225  Achyrachaena mollis Vernon H. Oswald and L. Ahart 1995-4-25 6699 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  CDA313  Achyrachaena mollis L. Tauzer 2002-4-6 27 Tehama Hogg Lake 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
  CHSC66015  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1996-4-29 7502 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing on a teep bank on the N side of the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  CHSC68583  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1997-5-14 8427 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  UC1873661  Acmispon brachycarpus Barbara Ertter with Brad Olson 1991-7-4 10210 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 mi W of Paskenta, ca 25 air miles W of Corning at spring on S side of Round Mountain, 2.2 mi inside forest boundary. Comment
  HSC82125  Acmispon nevadensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4904 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC64616  Acmispon parviflorus Vernon H. Oswald; Lowell Ahart 1995-4-25 6681 Tehama Dale 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. 225 Comment
  CHSC88950  Acmispon parviflorus A. Peterson 2003-4-19 56 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
  CHSC83877  Acmispon wrangelianus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10109 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
  UCD95393  Aconitum columbianum J. M. Tucker; L. K. Mann 1962-7-29 3633 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 Comment
  CAS-BOT-BC412926  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 Comment
  JEPS123932  Aconogonon phytolaccifolium Lowell Ahart, John Dittes 2015-8-6 20494 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UC474226  Adiantum aleuticum H. F. Copeland 1920-7-24 Tehama tributary to Deer Creek (Rattlesnake Creek) 1000 Comment
  CHSC88931  Adiantum jordanii Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. 20 yds south of the Antelope Creek upper slab crossing (Ishi Road). UTM: 10 0594887 E, 4453861 N. 392 Comment
  CAS-BOT-BC202707  Aesculus californica Mrs. E. C. Sutliffe 1927-6-1 s.n. Tehama Near Mineral 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
  CHSC94431  Agoseris glauca var. glauca Lowell Ahart 2006-9-15 13201 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CAS-BOT-BC127396  Agrostis exarata W. B. Cooke; V. G. Cooke 1976-10-11 53550 Tehama Lassen Volcanic National Park. Lower Brokeoff Mountain trail. 2362 Comment
  CHSC95148  Agrostis exarata R. D. Fischer 2005-9-10 850 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 8.4 miles from Hwy 32. 1219 Comment
  JEPS110308  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UCD80505  Agrostis microphylla CNPS SN Foothill Team 2005-6-21 SNNR 0377 a Tehama USFS Lassen National Forest. 599 Comment
  CHSC94569  Agrostis stolonifera Lowell Ahart 2006-9-9 13253 Tehama On the west side of Colby Creek, west of the dirt road, 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
  CHSC64379  Aira caryophyllea Vernon H. Oswald 1995-3-15 6523 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. 216 Comment
  SEINET260834  Aira caryophyllea L. M. Shultz 1990-5-5 11260 Tehama Mendocino Forest ; Corning District; Northern Coastal Range area 305 Comment
  JEPS124115  Alisma triviale Lowell Ahart, John Dittes 2015-6-22 20266 Tehama About 1.2 miles east of the 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
  CHSC66119  Allium amplectens Vernon H. Oswald; Lowell Ahart 1996-4-29 7489 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  CHSC81327  Allium amplectens J. Trizzino 2001-4-17 30 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  JEPS118136  Allium amplectens Dean William Taylor 1972-6-17 1526 Tehama Tedoc Mountain 1371 Comment
  UC1010357  Allium amplectens Keith Wagnon 1953-5-3 12663 Tehama wl along logging rd. Paskenta Comment
  UC1010442  Allium amplectens Milo S. Baker and H. K. Wagnon 1953-5-31 12726 Tehama near 5 mi post on logging rd. w Paskenta Comment
  CAS-BOT-BC462232  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC462233  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  SEINET8112100  Allium amplectens B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  UC2013010  Allium amplectens Barbara Ertter 1991-5-19 9876 Tehama 14.5 mi W of Red Bluff on Highway 36, near Baxter Road junction. Comment
  UC1950131  Allium bolanderi var. bolanderi Barbara Ertter 1991-5-18 9852 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; steep N-facing slope Comment
  UC1001336  Allium campanulatum Louise Kellogg 1952-7-17 79 Tehama South Yolla Bolly Mountain Mendocino Nat'l F 2438 Comment
  POM169453  Allium campanulatum H. M. Hall, E. B. Babcock 4328 Tehama Near Morgan, (Mill Creek Canyon). 1524 Comment
  JEPS102313  Allium obtusum var. obtusum Vernon H. Oswald and Lowell Ahart 2001-5-7 10017 Tehama Forest Road 26N15 5.1 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 972 Comment
  CHSC84661  Allium peninsulare var. peninsulare Samantha Mackey Hillaire; Brian Elliott 2003-5-31 332 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  SEINET198084  Allium siskiyouense L. Kellogg 1952-7-17 75 Tehama Mendocino National Forest ; S Yolla Bolly Mtn Middle Eel-Yolla Bolla Primitive Area 2438 Comment
  CHSC29822  Allophyllum divaricatum M. S. Taylor; R. S. Schlising, T. Griggs 1980-6-21 2935 Tehama Deer Creek jct with Leninger Rd, ca. 19 mi n of Chico. Comment
  CHSC80672  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
  CHSC81350  Alnus rhombifolia Jenny Marr; Heidi West, Joyce Lacey 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 310 Comment
  HSC75052  Alnus rhombifolia J. P. Smith, Thomas W. Nelson 1978-7-22 10057 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CHSC77809  Alopecurus saccatus B. Castro; L. P. Janeway 1999-5-5 922 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. Near Round Valley Road. 268 Comment
  CHSC65044  Amaranthus albus Vernon H. Oswald; Lowell Ahart 1995-7-17 7064 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. Parking area at the S end of the old highway. 213 Comment
  JEPS121168  Amaranthus blitoides Lowell Ahart 2013-8-2 18985 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC112986  Amaranthus californicus Lowell Ahart 2013-8-2 18985 A Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  RSA11884  Amelanchier pallida Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral, Mt. Lassen region Comment
  CAS-BOT-BC135626  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  UCD112906  Amelanchier utahensis Dean W. Taylor 1976-7-9 6038 Tehama At headwaters of Cub Creek. 1859 Comment
  CDA15848  Amsinckia intermedia G. F. Hrusa, J. Hart 2000-4-8 15291 Tehama Sacramento Valley; Coyote Creek Conservation Area. A Comment
  CHSC83376  Amsinckia intermedia L. P. Janeway; Shirley Innecken 2002-3-20 7448 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 320 Comment
  JEPS113123  Amsinckia lycopsoides Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13603 Tehama E of the poor dirt road, W of a large vernal pool, about 4 1/2 mi (air) NE of the intersection of Hwy 99 East and Vina Road, about 6 1/2 mi (air) SE of Los Molinos 131 Comment
  CHSC96608  Amsinckia menziesii Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13604 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC77527  Ancistrocarphus filagineus B. Castro 1999-4-7 873 Tehama About 17 air miles SW of Red Bluff, vicinity of Long Hollow. 256 Comment
  CHSC105666  Andropogon virginicus var. virginicus Lowell Ahart; John Dittes 2010-10-4 17290 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
  JEPS117640  Andropogon virginicus var. virginicus Lowell Ahart, John Dittes 2010-10-4 17290 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
  UC1299407  Anemone drummondii Freed W. Hoffman 1950-7-3 3711 Tehama 1 mi. n.e. White Rock Guard Station Comment
  UC329987  Anemone occidentalis unknown Tehama Red Bluff Comment
  RSA757300  Angelica arguta Barbara Ertter, James R. Shevock 1992-6-14 11167 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, about 7 air miles east-southeast of Paynes Creek (town). 915 Comment
  LA97410  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountains, ca. 0.5 mi. E of summit 2285 Comment
  UC1245136  Antennaria geyeri J. M. Tucker and L. K. Mann 1959-7-19 3559 Tehama se side of South Yolla Bolly Mountain 2255 Comment
  CHSC64496  Anthriscus caucalis Vernon H. Oswald; Lowell Ahart 1995-4-3 6603 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. Between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  CHSC80693  Antirrhinum cornutum Lowell Ahart 2001-6-8 8788 Tehama On the east side of road M2, about 9 miles west of Paskenta. 777 Comment
  CHSC76787  Antirrhinum subcordatum J. Marr; C. Warren 1999-5-12 99 -399 Tehama About 18 air miles W of Red Bluff, vicinity of Red Bank Creek. 304 Comment
  JEPS102430  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET13710164  Antirrhinum vexillocalyculatum Lowell William Ahart, Lowell William Ahart 2001-1 8789 Tehama 9 Mi. W of Paskenta (T24N, R7W, sec 34, Ctr. of West Border) 2600 Ft. 792 Comment
  JEPS88888  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
  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
  CHSC7068  Aphyllon purpureum D. C. Burns 1969-3-29 14 Tehama Acorn Hollow, .625 mi n of Deer Creek and .5 mi from the w boundary of the sec. 35 yds. n of small creek. 106 Comment
  HSC74945  Apocynum androsaemifolium J. P. Smith, Thomas W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  RSA302183  Apocynum androsaemifolium subsp. pumilum J. R. Shevock 1972-7-24 2199 Tehama Hwy. 36, So. of Lassen Volcanic Park 1402 Comment
  JEPS60404  Aquilegia formosa Joseph Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  SDSU9941  Aquilegia formosa K. Dixon 1942-8-4 174 Tehama Big Chico Creek. Comment
  UC2031486  Aquilegia formosa Barbara Ertter with Brad Olson 1991-7-4 10285 Tehama Ball Rock/Toomes Camp Road (M2) 0.6 mi N of Trough Ridge junction, 19.4 mi from Paskenta, ca 3.5 air miles S of Ball Rock ca 28 air miles W of Corning Comment
  JEPS28460  Aquilegia formosa George W. Gillett 1957-8-13 1063 Tehama Niches of east cliffs of main Brokeoff structure Lassen Volcanic National Park 2514 Comment
  HSC75043  Aquilegia formosa var. formosa J. P. Smith, Thomas W. Nelson 1978-7-22 10084 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  JEPS102487  Arabidopsis thaliana Vernon H. Oswald 2001-5-7 10019 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  UC1001343  Arabis glabra Louise Kellogg 1952-7-18 90 Tehama directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC55245  Arabis glabra H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4379 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  HSC75115  Arabis subpinnatifida J. P. Smith, Thomas W. Nelson 1979-6-23 10157 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  UC1078777  Arceuthobium americanum Job Kuijt 1958-4-20 1501 Tehama 1.5 mi s Hwy 36-32 junction (along Deer Creek) Comment
  UC1078846  Arceuthobium americanum Job Kuijt 1957-5-21 1354 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
  SEINET1912954  Arceuthobium californicum R. L. Mathiasen 2010-1 1064 Tehama Mineral Summit on forest rd. 172 1595 Comment
  UC1078851  Arceuthobium campylopodum Job Kuijt 1957-5-21 1359 Tehama 5 mi w Mineral (Hwy 36) Comment
  UCD101956  Arceuthobium campylopodum Lalit M. Srivastava 1957-10-19 16 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  UC762732  Arceuthobium campylopodum R. F. Hoover 1940-9-22 4622 Tehama Paine Creek Comment
  UC727071  Arctostaphylos X acutifolia A. A. Heller 1943-7-10 Tehama 2 1/2 mi w Log Springs Comment
  UC1043529  Arctostaphylos X candidissima P. C. Everett and E. K. Balls 1954-10-16 20319 Tehama Paskenta-Covelo Rd 4.6 mi w Mud Flat Forest Camp 1463 Comment
  UC708946  Arctostaphylos X candidissima Milo S. Baker 1943-8-8 10642 Tehama halfway between Log Spring Ranger Station and Government Flat 1676 Comment
  NY8230  Arctostaphylos candidissima A. Eastwood 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat. 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
  UC1043528  Arctostaphylos canescens subsp. canescens P. C. Everett and E. K. Balls 1954-10-16 20318 Tehama 2 mi w Mud Flat Forest Camp (along road from Paskenta to Covelo) 975 Comment
  CHSC68795  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1997-6-7 8547 Tehama Tedoc Mtn. between Tedoc Gap and Stuart Gap Road on FR 28N36, 0.8 mi west of FR 45. 1341 Comment
  UC1043530  Arctostaphylos manzanita subsp. elegans P. C. Everett and E. K. Balls 1954-10-16 20320 Tehama 5.7 mi w Mud Flat Service Camp (road from Paskenta to Covelo) 1615 Comment
  JEPS38711  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1932-5-9 16332 Tehama sw Tehama Co. Ely Comment
  JEPS95726  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald and L. Ahart 1995-2-13 6483 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. E side of Manton Rd. (A6) at the ne corner of Dales Lake Ecological Reserve, ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  RSA31747  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1942-2-23 16381 Tehama Top of grade east of the Paynes Creek Highway Maintenance Station. Comment
  UC1039823  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 31 Tehama 2 1/4 mi sw Steamboat Point; Quad 40 B-1 548 Comment
  UC1393696  Arctostaphylos manzanita subsp. manzanita James I. Mallory 1971-7-27 386 Tehama junction of Chico Creek and Campbell Creek; Quadrangle 40A2 Comment
  RSA257623  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1496 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  CAS-BOT-BC39955  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen, above Mineral 2438 Comment
  CAS-BOT-BC39994  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19210 Tehama Log Spring Ridge Comment
  CAS-BOT-BC44481  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud 1219 Comment
  JEPS98871  Arctostaphylos patula James Roof 1962-4-19 Tehama 0.9 mi W of Log Springs Ranger Station (Log Springs Ridge) Comment
  RSA13437  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
Read comments
Jul 9 2013
  RSA31748  Arctostaphylos patula A. A. Heller 1942-2-23 16380 Tehama Top of grade east of the Paynes Creek Highway Maintenance Station. Comment
  CHSC88582  Arctostaphylos viscida subsp. pulchella L. P. Janeway 2001-6-10 7133 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  UC2062565  Arctostaphylos viscida subsp. pulchella Belinda Lo with Kellie Eldridge 2017-8-16 374 Tehama TEHEMA COUNTY: Shasta-Trinity National Forest, Tedoc Mountain Botanical Area, along road 29N45. Comment
  RSA96805  Arctostaphylos viscida subsp. pulchella P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 701 Comment
  CHSC80190  Arctostaphylos viscida subsp. viscida L. P. Janeway 1999-6-26 6485 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km south of Battle Creek. 434 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
  CAS-BOT-BC401666  Argemone munita subsp. munita Edward P. Bertin 1946-5-1 s.n. Tehama Unspecified 243 Comment
  CHSC41033  Aristida oligantha Pauleen Broyles 1982-7-27 811 Tehama The Nature Conservancy Vina Plains Preserve. S of Lassen Road. 66 Comment
  JEPS11912  Aristida oligantha Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-14 4808 Tehama along US Hwy 99 9.7 mi n Red Bluff (6.3 mi s of Cottonwood) 213 Comment
  UCD56481  Aristida oligantha R. Tofsrud 1948-7-1 s.n. Tehama Between Orland and Red Bluff. 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
  SEINET8521949  Aristida oligantha Kelly W. Allred 1991-1 5465 Tehama along hwy 99, about 2 miles south of Vina, in valley grassland community, very dry Comment
  HSC3261  Aristolochia californica L. T. Gault 1964-3-26 31 Tehama 1/2 mi. W of Los Molinos to Sac. River. Comment
  JEPS97459  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, bordering the w edge of Manton Rd. just s of the borrow pit. 219 Comment
  UC450079  Aristolochia californica W. P. Taylor 1912-6-9 Tehama 2 mi. n.e. Tehama (Mill Creek); Mill Creek 60 Comment
  UCR248768  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road, c. 2.5 miles east of Hwy 36/89, north end of lake near Wilson Lake Road 1611 Comment
  CAS-BOT-BC290605  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road, ca. 2.5 miles east of Hwy. 36/89. North end of lake near Wilson Lake Rock. Comment
  CAS-BOT-BC82080  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road ca. 2.5 miles east of Hwy 36/89. North end of lake near Wilson Lake Rock Comment
  CAS-BOT-BC82406  Arnica discoidea Alice Eastwood; John Thomas Howell 1941-7-9 9750 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UCD159490  Artemisia douglasiana D. S. Park 2010-8-25 242 -1 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  RSA739759  Artemisia ludoviciana subsp. incompta John Dittes, Josephine Guardino, L. Ahart 2003-8-23 789 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Swuare Lake. 2136 Comment
  CAS-BOT-BC93750  Artemisia ludoviciana subsp. incompta P. A. Munz 1951-7-25 16882 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 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
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 Comment
  JEPS89510  Asclepias fascicularis Dean William Taylor 1973-6-30 2432 Tehama on e. slope Tedoc Mt. (near Wells Creek) 1371 Comment
  HSC75119  Asclepias solanoana J. P. Smith, Thomas W. Nelson 1979-6-23 10159 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  CDA36055  Aster occidentalis CDFA Staff 2002-9-18 Tehama Mill Creek; Along Highway 36 near St. Bernard Lodge. 0 Comment
  CHSC95144  Aster radulinus R. D. Fischer 2005-9-10 847 Tehama Sierra Nevada range, of Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found near rock quarry, 6.8 miles from Hwy 32. 1432 Comment
  POM204044  Astragalus accidens var. hendersonii Alice Eastwood, John T. Howell 1934-4-22 1868 Tehama Paynes Creek Comment
  CHSC88289  Astragalus clevelandii Lowell Ahart 2004-6-30 11151 Tehama Along a small wash, burned area on the east side of Road M2, about 9 miles west of Paskenta. 883 Comment
  CHSC43098  Astragalus gambelianus Pauleen Broyes 1985-4-11 941 B Tehama The Nature Conservancy Vina Plains Preserve. SE of 'safe' pool in 'safe' pasture. Comment
  JEPS104022  Astragalus gambelianus Lowell Ahart 2003-4-17 10114 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  JEPS87657  Astragalus gambelianus Vernon H. Oswald and Lowell Ahart 1994-4-6 6083 Tehama on the shoreline Burris Creek Arm of Black Butte Lake (upper strand of the lake, near e end of Morrison-Bryant Road) 144 Comment
  UCSC000373  Astragalus gambelianus Virginia Bailey 1938-4-16 s.n. Tehama Six miles west of Paskenta on Paskenta - Covelo road Comment
  RSA112187  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  CHSC26712  Astragalus pauperculus Hayes 1978-4-8 149 Tehama On mima mounds around vernal pools, a few m w of north pool along Leininger road, approx. .8 mi ne of Hwy 99. 40 Comment
  CHSC40603  Astragalus pauperculus J. D. Jokerst 1983-5-10 1744 Tehama Top of the small bluff that is the south bank of Zimmershed Creek where its direction of flow changes from south to west. 103 Comment
  CHSC43099  Astragalus pauperculus Pauleen Broyles 1985-4-11 945 B Tehama The Nature Conservancy Vina Plains Preserve. Ca 100 yd N of fence and 15 yd S of safe pool in safe pasture. Comment
  CHSC46208  Astragalus pauperculus Pauleen Broyles 1984-3-31 935 Tehama The Nature Conservancy Vina Plains Preserve. Ca 50 m east of Sheep Camp Ditch, on south side of internal fence in south pasture. 66 Comment
  CHSC84685  Astragalus pauperculus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 338 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail. Along Rancheria Creek Trail from about 0.25-0.6 mi below (S) of the trailhead. 902 Comment
  JEPS86516  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-3 1487 Tehama 8 aim km ne Red Bluff (just s of Little Salt Creek, on plain ca 3.1 air km n of Little Salt Creek-Salt Creek confluence, vicinity of gas pipeline); n of Little Salt Creek-Salt Creek confl, ne of Red Bluff 102 Comment
  RSA121620  Astragalus purshii var. tinctus G. D. Barbe 1955-7-16 184 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  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
  HSC71041  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4455 Tehama Along road to summit of Mount Tedoc 1555 Comment
  HSC74853  Astragalus whitneyi var. siskiyouensis J. P. Smith, Thomas W. Nelson 1978-7-22 10022 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UCD105511  Astragalus whitneyi var. siskiyouensis D. W. Taylor; G. L. Stebbins 1972-6-17 1512 Tehama Tedoc Mt. 1371 Comment
  CAS-BOT-BC69569  Athyrium alpestre subsp. americanum George W. Gillett 1957-8-13 1057 Tehama Near first major stream crossing on Brokeoff Mountain trail from Sulphur Works checking station. 2133 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
  JEPS97376  Athyrium filix-femina var. cyclosorum Lowell Ahart 1995-10-3 7653 Tehama 1 3/4 air miles NE of Jonesville (along Willow Creek, 6 1/2 air miles NE of Butte Meadows) 1645 Comment
  CHSC3948  Athysanus pusillus D. F. Johnson 1967-3-9 1 Tehama On hilltops ca. 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC64343  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1995-2-13 6479 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On a ridge running through the ne corner of the reserve. 225 Comment
  SEINET11689127  Avena barbata Unknown 1982-1 796 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC75422  Avena fatua Ben Myhre 1997-3-31 33 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC4062  Azolla filiculoides J. Wheeler 1967-4-23 10 Tehama On the w side of Paskenta Road. 91 Comment
  CHSC102351  Balsamorhiza deltoidea L. P. Janeway; B. Castro 2009-4-25 9782 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  JEPS94523  Balsamorhiza deltoidea Vernon Oswald and Lowell Ahart 1997-6-10 8563 Tehama between Paskenta and Covelo on M2 (23N69) 0.6 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1828 Comment
  RSA716327  Balsamorhiza deltoidea David W. Isle 1996-7-17 1028 Tehama Road 25N17, NE of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock 2012 Comment
  CAS-BOT-BC106472  Balsamorhiza sagittata E. B. Babcock 1903-7-1 4293 Tehama Near Morgan, Mount Lassen - Mill Creek Canyon 2438 Comment
  CAS-BOT-BC106473  Balsamorhiza sagittata A. A. Heller 1928-5-30 14594 Tehama Open places in the yellow pine forest at Mineral 1524 Comment
  CHSC90667  Balsamorhiza sagittata D. Isle 1996-7-17 1028 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Road 25N17, NE of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock. 2011 Comment
  UC2042811  Balsamorhiza sagittata Barbara Ertter 1990-5-13 8959 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, above Mill Creek Comment
  CAS-BOT-BC16358  Barbarea orthoceras John Thomas Howell 1960-8-20 36225 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  RSA123553  Barbarea orthoceras G. D. Barbe 1955-7-22 252 Tehama Just E of Long Lake; N slope of South Yolla Bolly (Mt. Linn). 2134 Comment
  UC1001297  Barbarea orthoceras Louise Kellogg 1952-7-11 21 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly South Yolla Bolly Mountain. 2133 Comment
  UC1949364  Barbarea orthoceras Barbara Ertter with Brad Olson 1991-7-4 10228 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
  CHSC54002  Barbarea verna Vernon H. Oswald 1991-4-3 4479 Tehama Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. Along the creek. 88 Comment
  CHSC65697  Barbarea verna Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7264 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar in Paynes Creek in the NE corner of the plateau. 152 Comment
  CHSC68535  Berberis aquifolium var. dictyota Vernon H. Oswald 1997-4-23 8348 Tehama Forest road M2 0.1 mi west of 24N41 (to Whitlock Camp), 13.3 miles W of Paskenta. High North Coast Ranges. 1280 Comment
  JEPS121180  Bergia texana Lowell Ahart 2013-8-2 18976 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC45642  Bidens cernua var. cernua Vernon Oswald 1984-8-14 1650 Tehama Hwy 32 ca. 0.6 mi SW of Hwy 36 near the North Fork of Deer Creek. 1414 Comment
  UCD129578  Bidens frondosa Walter Russell 1947-7-14 180 Tehama Red Bluff. Comment
  HSC85813  Blennosperma nanum var. nanum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 59 Tehama Hwy. 36, mile marker 51.50, 10 miles E of Red Bluff Comment
  UC1949369  Boechera breweri Barbara Ertter with Brad Olson 1991-7-4 10193 Tehama along stream; Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  UCD114360  Boechera breweri Robert E. Preston 1986-4-25 535 Tehama ca. 10 km sw of Paskenta, on Round Valley Rd, ca. 1 km e of Bennett Cr. 702 Comment
  CAS-BOT-BC14419  Boechera platysperma John Thomas Howell 1960-8-19 36162 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2682 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
  UC1036145  Boechera sparsiflora George W. Gillett 1953-7-3 262 Tehama near Diamond Peak; Lassen Volcanic National Park 2225 Comment
  CAS-BOT-BC25932  Boechera suffrutescens John Thomas Howell 1960-8-19 36145 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2590 Comment
  RSA41167  Boisduvalia densiflora var. densiflora Robert F. Hoover 1938-6-10 3590 Tehama Coyote Creek bridge south of Red Bluff. Comment
  RSA697053  Boisduvalia macrantha L. Ahart, John Dittes 2003-6-11 10247 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  RSA41168  Boisduvalia macrantha Robert F. Hoover 1938-6-10 3588 Tehama Coyote Creek bridge south of Red Bluff. Comment
  UC1751220  Botrychium minganense Timothy B. Devine 1985-7-7 840 a Tehama beside Willow Creek 1 mi S of jct with logging road 1.5 mi N of jct with Colby Mt. Road 1645 Comment
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Aug 21 2008
  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
  CHSC115789  Botrychium multifidum Lowell Ahart; John Dittes 2015-8-6 20515 Tehama On the north side of the small stream, about 50 yards east of the spring, east of the camping area, west side of Child's Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  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
  HSC36125  Boykinia occidentalis Judith G. Dickson 1973-7-2 Tehama N Yolla Bolly Mtns., S Fork Beegum Creek, Beegum Basin 1524 Comment
  CAS-BOT-BC127782  Brickellia grandiflora P. A. Munz 1951-7-25 16839 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CHSC85285  Brickellia grandiflora John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 800 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  CAS-BOT-BC127685  Brickellia greenei John Thomas Howell 1960-8-23 36462 Tehama Lassen Loop s. of Diamond Peak 2194 Comment
  UCD129625  Brickellia greenei John Thomas Howell 1960-8-18 36025 Tehama Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  CHSC88914  Briza minor Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road, in ditchbank. UTM: 10 0591017 E, 4451392 N. 473 Comment
  CHSC40496  Brodiaea californica Pauleen Broyles 1982-5-12 574 Tehama The Nature Conservancy Vina Plain Preserve. 60 Comment
  UCD139107  Brodiaea californica Robert E. Preston 2003-5-31 2153 Tehama ca. 5.8 miles SE of Cottonwood, along Jellys Ferry Rd. 74 Comment
  CHSC88514  Brodiaea californica var. californica Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CHSC49483  Brodiaea coronaria Vernon Oswald 1986-6-23 2142 Tehama M2 (23N01) 9.4 mi w of Paskenta. 853 Comment
  CHSC52362  Brodiaea coronaria Pauleen Broyles 1987-4-29 1021 Tehama Betweem the barn and Sheep Camp Ditch. The Nature Conservany Vina Plains Preserve. Comment
  UCD77200  Brodiaea coronaria Robert E. Preston 2004-5-8 2232 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd. 67 Comment
  CHSC78757  Brodiaea coronaria subsp. coronaria L. P. Janeway; B. Castro 2000-6-15 6803 Tehama Inner North Coast Ranges. At Beehive Flat along Road M2 about 11.4 km west of Paskenta. 671 Comment
  HSC1725  Brodiaea coronaria subsp. coronaria Larry Berti 1969-5-9 68 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  RSA760005  Brodiaea coronaria subsp. coronaria Barbara Ertter, Brad Olson 1991-7-4 10217 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  JEPS74711  Brodiaea elegans subsp. elegans W. L. Jepson 1927-6-24 12341 Tehama above Payne Creek Road station; Payne Creek 304 Comment
  UCD139125  Brodiaea elegans subsp. elegans Robert E. Preston 2004-5-8 2237 Tehama 6.1 miles SW of Cottonwood, along Jellys Ferry Rd. 115 Comment
  JEPS5505  Brodiaea minor W. L. Jepson 1932-5-9 16344 Tehama Red Bluff 103 Comment
  SEINET12046118  Brodiaea minor E. J. Miller 1978-1 24 Tehama 1 km W of Sacramento River at Woodson Bridge 59 Comment
  CHSC49512  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3335 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC65001  Bromus commutatus Vernon H. Oswald; Lowell Ahart 1995-7-12 7009 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. On a roadside bank. 981 Comment
  HSC102682  Bromus hordeaceus J. P. Smith 2013-5-5 13696 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  RSA602811  Bromus hordeaceus L. C. Wheeler 1935-5-23 3524 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  SEINET4343718 Image available Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi south of Ball Rock, 1 mi southeast of Cold Spring Forest Station, ca 30 airmiles west of Corning 1890 Comment
  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
  JEPS103595  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC88593  Bromus orcuttianus L. P. Janeway 2001-6-10 7149 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  UC1019883  Bromus orcuttianus Milo S. Baker and H. K. Wagnon 1953-7-12 12861 Tehama 5.1 mi from Whitlock Camp (W Tehama County) 1828 Comment
  UC523872  Bromus orcuttianus C. R. Ball 1932-7-23 655 Tehama 21 mi w of Mineral (Paine's Creek); Paine's Creek Comment
  HSC95533  Bromus pseudolaevipes L. Ahart 2001-6-8 8799 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  SEINET10518067  Bromus rubens Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2840 Tehama 16 mi e of red bluff on california hwy 36; in grass at edge of pinus ponderosa And ponderosa jeffreyi. 366 Comment
  CHSC61447  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1993-8-18 5815 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  UCD57333  Calamagrostis koelerioides Milo S. Baker 1943-8-8 10654 Tehama Anthony Peak. 2072 Comment
  RSA90465  Calandrinia breweri Milo S. Baker 1953-5-9 12590 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  JEPS97008  Calandrinia ciliata Vernon H. Oswald and L. Ahart 1994-3-8 5980 Tehama T23N R7W NE corner Sec. 22, 1000 ft, Foothill Woodland. Round Valley Rd. at the E boundary of Mendocino National Forest, ca. 5 mi SW of Paskenta. In moist soil near a drainage in a grassy opening in blue oak woodland. 304 Comment
  JEPS22654  Callitriche heterophylla var. bolanderi Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6282 Tehama about 2 mi w Kirkwood (and about 0.5 mi w of U.S. Hwy 99, in lower portions of Kirkwood plains, about 7 mi w of Corning) 73 Comment
  CHSC49833  Callitriche marginata Vernon Oswald 1990-4-8 4153 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
  CHSC79102  Callitriche marginata B. Castro; L. P. Janeway 2000-4-5 1060 Tehama Vicinity of Orland, among 'hummocky' rolling hills of grazed annual grassland adjacent to Rice Creek. 115 Comment
  CHSC88550  Callitriche marginata Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC77627  Calochortus amabilis B. Castro; L. Janeway 1999-5-18 893 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch. Near Red Bank Creek. 292 Comment
  CHSC27533  Calochortus luteus Greg C. Halcomb 1978-4-14 16 Tehama Intersection of Lassen Rd. and Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  CHSC66022  Calochortus luteus Vernon H. Oswald; Lowell Ahart 1996-4-29 7492 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  RSA704009  Calochortus luteus Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 216 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  RSA91944  Calochortus monophyllus Beecher Crampton 1953-4-30 1189 Tehama 1.5 miles south of Paynes Creek 549 Comment
  JEPS101295  Calochortus superbus Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10644 Tehama dry wash near junction of Spring Branch Road (Manton Road) with Gover Road, ca. 400 m upstream from road 134 Comment
  UC1618163  Calochortus superbus Barbara Ertter, Brad Olson 1993-5-15 11802 Tehama s of Battle Creek (Spring Branch Road, ca 15 air mi n of Red Bluff) 182 Comment
  RSA49232  Calochortus superbus Philip A. Munz 1949-5-14 13196 Tehama 5 miles N of Red Bluff Comment
  CHSC56327  Caltha leptosepala var. biflora K. R. Stern 1986-5-21 8273 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  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
  CHSC66182  Calycadenia ciliosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7686 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 240 Comment
  RSA739697  Calycadenia ciliosa John Dittes 2003-6-28 2003 -70 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8) 61 Comment
  CAS-BOT-BC273396  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff 503 Comment
  CAS-BOT-BC273402  Calycadenia fremontii Freed W. Hoffman 1950-6-30 3534 Tehama North Coast Ranges. West of Paskenta 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
  JEPS15248  Calycadenia fremontii Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4340 Tehama 1 1/2 mi e of Corning (on the road to Vina, Sacramento Valley floor); Sacramento Valley 91 Comment
  UC174176  Calycadenia fremontii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC273403  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama Northeast of Red Bluff Comment
  UC1876211  Calycadenia fremontii Gerald D. Carr 1974-9-11 775 Tehama 0.1 mi NE of Long Hollow Rd on Black Butte Rd. Comment
  UCD129756  Calycadenia fremontii Gerald D. Carr 1974-9-11 776 Tehama 0.1 mile east of Hall Road on Dale Road, 2.2 miles east of Corning. 60 Comment
  CAS-BOT-BC270862  Calycadenia pauciflora Milo S. Baker; K. Wagnon 1953-7-12 12908 Tehama Logging road W of Paskenta between 7 and 8 mile posts 457 Comment
  CAS-BOT-BC270863  Calycadenia pauciflora Rimo Bacigalupi; et al. 1955-7-17 5356 Tehama 11.3 miles (by road) NW of Paskenta 1097 Comment
  RSA789278  Calycadenia pauciflora R. L. Carr 1978-7-6 2109 Tehama 0.1 miles south of Highway 36 on Tedoc Road, 2 miles southeast of Beegum (Shasta Co. line). 549 Comment
  RSA789279  Calycadenia pauciflora R. L. Carr 1978-7-6 2112 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff. 503 Comment
  RSA93136  Calycadenia pauciflora Milo S. Baker, H. K. Wagnon 1953-6-20 12743 Tehama Logging rd. west of Paskenta near 8th or 9th mile post. Comment
  RSA93399  Calycadenia pauciflora Milo S. Baker, H. K. Wagnon 1953-7-12 12908 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  UC1876238  Calycadenia pauciflora Gerald D. Carr 1973-6-23 741 Tehama 11.6 mi NW of Paskenta on Toomes Camp Rd. 1066 Comment
  UC1876239  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 m NE of Glenn Co. line on West Black Butte Rd. 213 Comment
  UC1971722  Calycadenia pauciflora 1978-7-6 2109 Tehama 0.1 mi S of Hwy 36 on Tedoc Road, 2 mi SE of Beegum (Shasta Co. line) 549 Comment
  UCD129851  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles west of Highway A5 on Highway 36, top of road cut. 167 Comment
  UCD80041  Calycadenia truncata CNPS SN Foothill Team 2005-5-17 SNNR 0195 a Tehama TNC Dye Creek Preserve. 235 Comment
  HSC81833  Calycanthus occidentalis Thomas W. Nelson, Jane Nelson, R. Jane Cole 1979-7-27 5052 Tehama Along N fork of Beegum Creek at Forest Service Campground 915 Comment
  UC1136679  Calyptridium monospermum A. E. Wieslander, J. E. Sowder 1933-6-24 327 Tehama near Campbellville (Lassen National Forest); Lassen National Forest 1066 Comment
  UCD73352  Calyptridium monospermum Chuck Hughes 2008-6-22 43 Tehama Along ridge just east of summit of Mount Linn. 2398 Comment
  JEPS96741  Calyptridium quadripetalum Dean W. Taylor 1997-6-27 16105 Tehama Pepperwood Spring; Raglin Ridge Road, Mendocino National Forest 853 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
  CHSC86548  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  CHSC95038  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. 1109 Comment
  CHSC87121  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-6-15 7176 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  SBBG5753  Calystegia malacophylla subsp. malacophylla H. and M. Dearing 1938-6-22 2093 Tehama Deer Crk above Potato Patch camp 1080 Comment
  SBBG5775  Calystegia occidentalis subsp. occidentalis H. and M. Dearing 1938-6-22 2070 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  CHSC68834  Camassia quamash subsp. quamash Vernon Oswald.; Lowell Ahart 1997-6-10 8571 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
  SEINET10905910  Campanula prenanthoides Unknown 1968-7-20 Marcano-Berti s.n. Tehama 5 miles below Mineral along Battle Creek 1372 Comment
  SEINET1910381  Campanulaceae Dean W. Taylor 1995-1 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC64384  Capsella bursa-pastoris Vernon H. Oswald; Lowell Ahart 1995-3-6 6500 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the ridge running through the ne corner of the reserve. 225 Comment
  JEPS97468  Capsella bursa-pastoris Vernon H. Oswald and L. Ahart 1995-3-6 6500 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  JEPS75820  Cardamine nuttallii var. covilleana Todd and Virginia Keeler-Wolf 1971-6-19 197 Tehama 1 mi sw Chicago Camp (Yolla Bolly Mountains); , sw of Chicago Camp 1828 Comment
  UCD140083  Carex amplifolia L. P. Janeway 2000-6-30 6858 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  SEINET10587464  Carex angustata David Castaner 1984-5-28 Castaner 8063 B Tehama Gurnsey Creek. Along Highway 36. Comment
  HSC1785  Carex aquatilis Larry Berti 1969-5-9 90 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC106691  Carex athrostachya Barbara Ertter; Brad Olson 1991-7-4 10229 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. Edge of small reservoir. 1310 Comment
  UC1950421  Carex athrostachya Barbara Ertter 1991-7-4 10229 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
  CHSC65070  Carex aurea Vernon H. Oswald; Lowell Ahart 1995-7-17 7088 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  CHSC114433  Carex aurea Barbara L. Wilson; Peter F. Zika 2011-8-1 16725 Tehama Junctioon of gravel roads with Highway 89; UTM 10 635036 east, 4459069 north, +/- 69 feet 1453 Comment
  CHSC66212  Carex barbarae Vernon H. Oswald; Lowell Ahart 1996-6-3 7710 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a moist, sandy flat along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  SEINET7552590 Image available Carex bolanderi L. P. Janeway 2001-6-10 7146 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-soutwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CHSC53656  Carex brainerdii L. P. Janeway; Gary Benson 1984-8-15 1000 A Tehama Near ridgetop W of Elam Cr. 1676 Comment
  CHSC101457  Carex breweri L. P. Janeway 2009-7-26 9866 Tehama High Cascade Range. Low on the northeast slope of Ski Heil Peak. 2682 Comment
  UCD140216  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park; Brokeoff Mountain Trail. 2438 Comment
  CAS-BOT-BC34443  Carex deflexa var. boottii John Thomas Howell; R. C. Barneby 1954-5-14 29567 Tehama 4 miles southeast of Childs Meadows. 1463 Comment
  SEINET7556712 Image available Carex densa L. P. Janeway 2003-6-14 7843 Tehama Devils Parade Ground quad 7.5' quad. High Cascade Range. Along Cohasset Road 3.2 road km northeast of Deer Creek crossing. 732 Comment
  CAS-BOT-BC20058  Carex echinata John Thomas Howell 1961-6-20 36579 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  UCD140295  Carex echinata subsp. echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  HSC81984  Carex echinata subsp. echinata Thomas W. Nelson, Jane P. Nelson 1979-6-25 4874 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap 1372 Comment
  SEINET11309876 Image available Carex feta Unknown 2009-1 24613 Tehama Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36, Cascade Range Highlands (CaRH). Comment
  CAS-BOT-BC20756  Carex fracta John Thomas Howell 1960-8-18 36039 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC106528  Carex fracta Peter F. Zika 2009-8-17 24610 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  SEINET7559367 Image available Carex fracta Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11396 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  HSC82147  Carex gracilior Thomas W. Nelson, Jane P. Nelson 1979-6-25 4907 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CAS-BOT-BC28199  Carex hoodii John Thomas Howell 1960-8-18 36088 Tehama Sulphur Works Checking Station, Lassen Volcanic National Park. 2011 Comment
  UC55237  Carex hoodii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4346 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS116110  Carex integra Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile 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 mile 1493 Comment
  CAS-BOT-BC7569  Carex integra B. Crampton 1954-6-16 1988 Tehama .25 miles west of Howell Camp, Mendocino National Forest - Paskenta District. 1892 Comment
  CAS-BOT-BC7619  Carex interior F. Ehrendorfer 1959-6-22 s.n. Tehama North Coast Ranges above Paskenta. 1859 Comment
  CHSC44213  Carex jonesii Vernon Oswald 1988-6-30 3546 Tehama Meadow located s of the road to Colby Mt. Lookout, between Humboldt Rd. and Willow Creek near Jonesville. Meadow is located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  OBI72038  Carex jonesii Barbara Ertter, Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  CAS-BOT-BC35480  Carex jonesii Hans Leschke 1954-9-21 s.n. Tehama Lassen Volcanic National Park, above cascades of Kings Creek Comment
  CAS-BOT-BC35481  Carex jonesii Hans Leschke 1961-8-18 1841 Tehama Lassen Volcanic National Park, Diamond Peak, near highway Comment
  JEPS105658  Carex lenticularis var. impressa L. P. Janeway 2001-6-10 7153 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  CAS-BOT-BC31207  Carex lenticularis var. impressa P. A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mt. 2133 Comment
  RSA757365  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  SD211487  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  CHSC72414  Carex multicaulis Vernon H. Oswald; Lowell Ahart 1998-10-27 9685 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. between China Gulch and Bowers Creek. 548 Comment
  CHSC80702  Carex multicaulis Lowell Ahart 2001-6-16 8869 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  RSA700222  Carex multicaulis L. P. Janeway, B. Castro 2004-5-30 8130 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UC2042820  Carex multicaulis Barbara Ertter 1990-5-13 8952 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  RSA120963  Carex multicaulis G. D. Barbe 1955-6-25 13067 Tehama Mendocino National Forest; above Whitlock Camp. 1524 Comment
  CHSC102613  Carex multicostata L. P. Janeway 2009-7-26 9873 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  CHSC106358  Carex nudata Lowell Ahart; John Dittes 2010-7-19 16897 Tehama About 5 yards north of the poor road crossing, on the bottom of 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
  CHSC65710  Carex nudata Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7260 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Edge of Paynes Creek in the NE corner of the parcel. 152 Comment
  JEPS106382  Carex pellita Lowell Ahart 2004-6-11 11033 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CAS-BOT-BC119030  Carex pellita George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen Region. Comment
  SD71018  Carex rossii John Thomas Howell 1960-8-18 36035 Tehama Near Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  CHSC106692  Carex scopulorum var. bracteosa Barbara Ertter; Brad Olson 1991-7-6 10422 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CAS-BOT-BC115822  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9814 Tehama Government Flat. Comment
  SEINET7577200 Image available Carex subfusca L. P. Janeway 2001-6-10 7138 Tehama North Yolla Bolly quad. High North Coast Ranges. At spring on west side of Tedoc Gap. 1340 Comment
  UC710423  Carex subfusca Alice Eastwood, John Thomas Howell 1941-7-9 9814 Tehama Government Flat Comment
  CAS-BOT-BC115823  Carex subfusca W. B. Cooke; V. G. Cooke 1976-10-1 52774 Tehama Mineral Ranger Station, Lassen National Forest, Mineral. 1524 Comment
  CHSC114414  Carex subfusca Don Lepley 2014-5-15 Tehama Lassen National Forest; Almanor Ranger District. North shore of Mill Creek at Black Rock Campground. 640 Comment
  CHSC109982  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Creek culvert, Cascade Range Foothills (CaRF). 330 Comment
  CHSC65138  Carex vulpinoidea Vernon H. Oswald; Lowell Ahart 1995-7-31 7162 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  JEPS121391  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Creek culvert Comment
  SEINET13723057  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Cascade Range Foothills, SE side of A6, at Morgan Creek culvert 330 Comment
  JEPS116645  Carex whitneyi L. P. Janeway 2009-7-26 9871 Tehama Lassen National Forest Lassen Peak (east side of Hwy 89 0.5 km south of boundary of Lassen Vocanic National Park; 1.0 km west of (and above) Mill Creek); High Cascade Range 1990 Comment
  CHSC77791  Castilleja affinis subsp. affinis B. Castro; C. Warren, L. P. Janeway 1999-5-4 907 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 298 Comment
  CAS-BOT-BC249581  Castilleja applegatei subsp. pinetorum A. A. Heller 1928-5-30 14566 Tehama At Mineral 1524 Comment
  CHSC117159  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, est of Highway 32. 1061 Comment
  UC1001340  Castilleja applegatei subsp. pinetorum Louise Kellogg 1952-7-18 87 Tehama near Squaw Camp and Pole Corral on Boswell Ridge (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 2133 Comment
  CHSC23428  Castilleja attenuata L. Lyons 1967-4-24 Tehama 50 yds N of River Rd., ca. 4.5 mi NE of Corning, 3 mi S of Thomas Creek, at Hall Rd. 38 Comment
  CHSC65934  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-15 7361 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC70906  Castilleja attenuata Vernon Oswald; Lowell Ahart 1998-4-21 8926 Tehama Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Inner North Coast Ranges. 304 Comment
  JEPS10307  Castilleja exserta subsp. exserta J. W. Blankinship 1911-4-7 Tehama Corning Comment
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Nov 8 2006
  UC54609  Castilleja miniata H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4354 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1096428  Ceanothus X flexilis J. I. Mallory 1957-7-10 152 Tehama Polk Springs; Lassen National Forest, Polk Springs 780 Comment
  CHSC29614  Ceanothus cuneatus Dibble; Griggs 1979-8-16 176 Tehama Near Round Mountain, close to the town of Paskenta. 1219 Comment
  CHSC37551  Ceanothus cuneatus T. B. Devine 1977-5-22 391 Tehama Ca. 300 yds N of Pine Creek, 6 mi E of Hwy 99. 121 Comment
  HSC18267  Ceanothus cuneatus L. T. Gault 1964-3-28 44 Tehama Los Molinos, Tehama-Vina Rd. Comment
  HSC18270  Ceanothus cuneatus John L. Heywood, D. H. Norris 1968-3-31 1910 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  JEPS82368  Ceanothus cuneatus var. cuneatus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo Rd) Comment
  SEINET10974177  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2007-5-1 Burge DOB 902 d 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
  LA43614  Ceanothus integerrimus Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  UCD170341  Ceanothus integerrimus D. O. Burge 2016-11-11 2200 Tehama Roadside on California State Route 36. 485 Comment
  RSA90831  Ceanothus integerrimus Milo S. Baker, H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp. 1311 Comment
  RSA25710  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-23 11060 Tehama Red bluff Susanville Road (Hwy 36) 2.2 miles W of below Paynes Creek PO. 366 Comment
  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
  CAS-BOT-BC51133  Ceanothus jepsonii var. albiflorus 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
  HSC18317  Ceanothus prostratus W. R. Rogers 1965-5-3 37 Tehama 10 mi W of the town of Mineral on Hwy. 36 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  UCD112664  Ceanothus prostratus R. N. Raynor 1940-5-19 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  UC1052186  Ceanothus velutinus K. D. Gowans 1954-8-23 13 Tehama 1 mi s Turner Mountain (Lassen National Forest); , Quad. 33A2, s of Turner Mt 1828 Comment
  CHSC59192  Centaurea solstitialis Vernon H. Oswald 1992-9-9 5199 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. 1981 Comment
  SEINET11262179  Centaurea solstitialis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3950 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  SEINET8111601 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201510 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111627 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201515 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111639 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201503 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8111644 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201509 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  UCD130100  Centaurea solstitialis John Thomas Howell 1960-7-24 36002 Tehama Paynes Creek. 594 Comment
  CHSC105226  Centaurium tenuiflorum Lowell Ahart; John Dittes 2010-7-19 16907 Tehama At the homestead, west of the poor dirt road, about 3.6 miles (air) southwest of Manton, about 3.6 miles (air) north of Highway 36 and Lane Valley Road intersection. 505 Comment
  CHSC40806  Centaurium tenuiflorum Pauleen Broyles 1982-7-2 780 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch in w pasture at Hwy 99 ca .5 km s of jct with Lassen Road. 66 Comment
  CHSC64821  Centaurium tenuiflorum Vernon Oswald 1995-5-28 6790 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff.Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field). 207 Comment
  JEPS66411  Centaurium trichanthum L. R. Heckard and P. Rubtzoff 1971-7-31 2671 Tehama just ne Red Bluff (lagoon off the Sacramento River) Comment
  CHSC78803  Centromadia fitchii Vernon H. Oswald 2000-9-23 9965 Tehama Hwy 36 west of Red Bluff between Basler and Bowman roads. 265 Comment
  CHSC79951  Centromadia fitchii L. P. Janeway 2000-5-14 6726 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; along Spring Branch Road (old Manton Road) 2.7 km east-northeast of Jelly's Ferry Road. 192 Comment
  SD74669  Centromadia fitchii Helen V. Witham 1969-10-4 541 a Tehama Open field near Blue Tent Creek, one mile east of Ide Adobe State Historical Park. 130 Comment
  JEPS88337  Centunculus minimus Vernon H. Oswald and Lowell Ahart 1996-4-15 7358 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., drying bed of vernally flooded drainage on s. side of intermittent stream ca. 0.1 mi. e. of the lane, Thomes Creek Eco); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS88124  Cephalanthus occidentalis var. californicus Vernon H. Oswald and Lowell Ahart 1996-7-8 7960 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on dry flood plain of Paynes Creek near mouth of intermittent stream crossing the n.e. corner of the parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC64389  Cerastium glomeratum Vernon H. Oswald; Lowell Ahart 1995-3-6 6512 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just e of Pool 12 in the northern cluster of vernal pools. 207 Comment
  JEPS51343  Cerastium glomeratum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo Rd.) 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
  HSC4105  Cerastium glomeratum Virginia Bailey 1938-4-16 Tehama 6 mi. W of Paskenta on Paskenta-Covelo Rd. Comment
  SEINET7347800  Cercis canadensis W. Priest 1956-4-27 s.n. Tehama Highway 36 about 20 miles west of turnoff to Lassen National Park 762 Comment
  CHSC82717  Cercis occidentalis Tara Morgan 2002-4-28 52 Tehama Area within Lassen National Forest along Deer Creek off of Highway 32 down the Forest Service Rd. that goes down to the campground located downstream of Lower Deer Creek Falls. By the vehicular bridge crossing the creek. 913 Comment
  HSC18562  Cercocarpus montanus var. glaber John L. Heywood, D. H. Norris 1968-3-31 1832 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  RSA66616  Chaenactis carphoclinia Philip A. Munz 1951-7-26 16909 Tehama South base of Yolla Bolly Peak 2073 Comment
  CAS-BOT-BC276497  Chaenactis douglasii var. douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9710 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC85291  Chaenactis douglasii var. douglasii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 808 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake. 2149 Comment
  UC1585833  Chaenactis glabriuscula var. heterocarpha Barbara Ertter 1989-5-3 8444 Tehama ca 20 airmiles sw of Chester (Deer Creek rd (Rt 32) at milepost 12.00, e side of Deer Creek); Deer Creek 975 Comment
  JEPS83924  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-3 830 Tehama 1.9 mi ssw Hwy 99 and Rowles Rd intersection (0.2 mi n of Tehema-Butte county line); Vina Plains 57 Comment
  JEPS83928  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-4 836 Tehama 3.75 mi nne Vina (0.8 mi ne of uppermost of the 5 Laniger (Leininger) Lakes); June Lake 86 Comment
  JEPS83933  Chamaesyce hooveri R. D. Stone 1986-8-24 806 Tehama 1.6 mi ese intersection of Hwy 99 and Lassen Rd (n pasture 0.5 mi s of Lassen Rd); TNC Vina Plains Reserve 67 Comment
  CHSC66193  Chamaesyce maculata Vernon H. Oswald; Lowell Ahart 1996-6-3 7720 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  UC1046500  Chamaesyce maculata Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3364 Tehama 10.5 mi wnw Red Bluff (along state Hwy 36, following Dibble Creek, 9 mi w of the junction with Hwy 99) Comment
  CHSC40813  Chamaesyce ocellata Pauleen Broyles 1982-8-5 830 Tehama The Nature Conservancy Vina Plains Preserve. Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road. 66 Comment
  JEPS66423  Chamaesyce ocellata L. R. Heckard and P. Rubtzoff 1971-7-31 2685 Tehama above Sacramento River (at the marina, n of Red Bluff) Comment
  UC1326247  Chamaesyce ocellata Milo S. Baker 1947-8-14 11998 Tehama ca 4 mi ne Red Bluff (on rd to Mineral) Comment
  JEPS88629  Chamaesyce ocellata subsp. ocellata Dean W. Taylor 1990-8-11 11451 Tehama Dales Lake 207 Comment
  CHSC117307  Chamaesyce ocellata subsp. rattanii B. Castro; E. MacKinnon, A. Groom and B. Humphrey 2016-7-22 2146 Tehama Elder Creek Sediment Removal Project. Sacramento Valley. Near center of Elder Creek channel, ca 2.25 air mi NW of its confluence with the Sacramento River and 220 ft W of the San Benito Ave. bridge at the town of Gerber. Ca 25 ft E of railroad bridge, on gravel berm on N side of now-dry lowflow channel. Gravel piled, and somewhat compact, but not as cemented with hard silt as more common for this species in this creekbed. 70 Comment
  CHSC34249  Chamaesyce ocellata subsp. rattanii J. Lacey; R. Ondricek-Fallscheer 1981-6-11 13 Tehama L mi ssw of the jct of Round Valley Rd and Garland Rd. 341 Comment
  CHSC66311  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-7-4 7746 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. In creek bed. 146 Comment
  CHSC66841  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-8-22 8242 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected at the west boundary on the edge of the dirt road south of the creek. 105 Comment
  CHSC76512  Chamaesyce ocellata subsp. rattanii Heidi West; Caroline Warren 1999-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 350 Comment
  CHSC80376  Chamaesyce ocellata subsp. rattanii H. West; J. Marr, C. Warren, J. Cunningham, N. Wight 1998-7-6 Tehama Vicinity of Cottonwood Ck, Pettyjohn Rd and Story Flat, in hills N of main creek. 396 Comment
  RSA0118879  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-8-2 18983 Tehama On the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC117354  Chamaesyce serpillifolia subsp. serpillifolia B. Castro; L. P. Janeway 2015-7-13 2099 Tehama Sacramento Valley. In bottom of Thomas Creek channel, ca. 1.25 mi. W of Hwy I-5 and ca 50 ft E of the Rawson Rd. bridge. 91 Comment
  CHSC59180  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1992-9-9 5204 Tehama Lassen Volcanic National Park. Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. 2042 Comment
  CHSC77334  Chamaesyce serpillifolia subsp. serpillifolia L. P. Janeway; B. Castro 1999-6-21 6475 Tehama Along South Fork Cottonwood Creek. 329 Comment
  RSA90601  Cheilanthes covillei Milo S. Baker 1953-5-10 12640 Tehama In rock crevices above logging road west of Paskenta between 6 and 7 mile posts Comment
  CHSC28883  Cheilanthes gracillima M. S. Taylor 1979-4-22 1977 Tehama Overlooking Deer Creek, ca. 2 mi sw of Hwy 32, ca. 3 mi s of Potato Patch Campground. 975 Comment
  JEPS94911  Cheilanthes gracillima Vernon Oswald and Lowell Ahart 1997-6-10 8551 Tehama On M2 (23N69) 0.9 mi w junction with M4 (between Sugar Spring and Government Flat campgrounds, between Paskenta and Covelo) 1737 Comment
  CAS-BOT-BC70225  Cheilanthes gracillima Clare R. Wheeler; Jerry Cook 1981-6-17 2436 Tehama Mendocino National Forest, E. of Uhl Peak, West of Gov't Flat 1950 Comment
  RSA66367  Cheilanthes gracillima I. M. Munz 1951-7-27 16960 Tehama Yellow Pine Forest, south base of South Yolla Bolly Mountain Peak 2058 Comment
  JEPS105930  Chenopodium botrys Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11213 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 653 Comment
  CHSC81255  Chenopodium californicum Jenny Marr; Heidi West, Joyce Lacey-Rickert, Caroline Warren 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  CHSC66560  Chenopodium strictum var. glaucophyllum Vernon H. Oswald; Lowell Ahart 1996-7-8 7975 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common in disturbed soil at the former site of corral along Hwy. 36 near the NE side of Hog Lake. 268 Comment
  CAS-BOT-BC451368  Chimaphila menziesii H. F. Copeland 1920-7-12 89 Tehama Butt[e] Mt. 1828 Comment
  UC765910  Chlorogalum angustifolium R. F. Hoover 1936-5-21 1180 Tehama 4 mi s Cottonwood Comment
  CHSC108649  Chlorogalum pomeridianum var. minus B. Castro; L. P. Janeway 2000-6-15 1298 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  HSC97162  Chorizanthe membranacea Jenny Marr, Caroline Warren 1998-4-28 Tehama Upper N Fork Stony Creek, Newville Rd and Round Valley Rd. 213 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
  JEPS105202  Chorizanthe stellulata Dean W. Taylor 1995-5-24 14938 Tehama about 5 miles S Red Bluff; Coyote Creek 1.5 miles west of Paskenta Road 167 Comment
  RSA275281  Chorizanthe stellulata J. P. Smith, J. O. Sawyer 1971-5-22 4635 Tehama 39 miles west of Mineral on State Route 36 244 Comment
  SDSU6703  Chrysolepis sempervirens K. Dixon 1942-8-9 3322 Tehama Colby Mountain. 1768 Comment
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Oct 5 2011
  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
  HSC74076  Cirsium douglasii var. breweri J. P. Smith, Thomas W. Nelson 1978-7-22 10058 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  RSA388912  Cirsium occidentale var. venustum C. B. Wolf 1937-6-13 8788 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 Comment
  CAS-BOT-BC286481  Cirsium scariosum H. M. Hall; E. B. Babcock 1903-7-1 4373 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CAS-BOT-BC228995  Cistanthe umbellata A. A. Heller 1928-5-30 14575 Tehama At Mineral 1524 Comment
  JEPS101739  Clarkia arcuata Dean W. Taylor 1997-6-1 16021 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset Comment
  CHSC86552  Clarkia concinna Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  JEPS101746  Clarkia gracilis subsp. albicaulis Dean W. Taylor 1997-6-6 16023 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage, about 150 ft below rim 975 Comment
  RSA279403  Clarkia gracilis subsp. albicaulis W. L. Jepson 1932-5-9 16324 Tehama Hills north of Paskenta. Comment
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Jul 1 2009
  RSA90473  Clarkia gracilis subsp. gracilis Milo S. Baker, H. K. Wagnon 1953-4-26 12552 Tehama 5 miles W of Paskenta 305 Comment
  JEPS106499  Clarkia lassenensis L. P. Janeway, B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeas 1000 Comment
  JEPS89003  Clarkia mildrediae V. Parker, J. Clark 1993-7-3 860 Tehama n.e. slope Inskip Hill (on Gridley property e. of Lanes Valley rd.); Manton Quad., Inskip Hill 426 Comment
  CHSC41017  Clarkia purpurea Pauleen Broyles 1982-5-14 599 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  HSC75071  Clarkia purpurea J. P. Smith 1979-4-29 10079 Tehama Hwy. 36 at Basler Rd. Comment
  JEPS105672  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
  JEPS96017  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1996-4-29 7491 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., near large vernal pool in cluster of pools n. of the farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  UCD80475  Clarkia purpurea subsp. quadrivulnera CNPS SN Foothill Team 2005-5-10 SNFN 0164 Tehama TNC, Dye Creek Preserve, in a side drainage of Long Gulch. 152 Comment
  UCD105957  Clarkia rhomboidea Jesse Miller 2010-1 s. n. Tehama Near boundary of Klamath Range and North Coast Ranges. Near Beegum Creek. 1127 Comment
  UCD80476  Clarkia rhomboidea CNPS SN Foothill Team 2005-6-6 SNFN 0333 d Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  HSC70014  Clarkia rhomboidea Thomas W. Nelson, Jane P. Nelson 1978-7-21 4438 Tehama Along Tedoc Rd., 5 mi. from Jct. with Hwy. 36 Comment
  HSC74951  Clarkia rhomboidea J. P. Smith, Thomas W. Nelson 1979-6-24 10178 Tehama Shasta-Trinity National Forest. 0.8 mi. from Wells Creek Camp on the road to Tedoc Gap 1280 Comment
  JEPS75811  Claytonia cordifolia Todd and Virginia Keeler-Wolf 1971-7-24 352 Tehama Pettijohn Basin; Yolla Bolly Mountains 1889 Comment
  CAS-BOT-BC233806  Claytonia parviflora subsp. parviflora Doris Kildale Gillespie 1930-5-9 9299 Tehama 18 miles west of Mineral on Susanville Road Comment
  CHSC93461  Claytonia parviflora subsp. parviflora Lowell Ahart 2006-5-5 12573 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 576 Comment
  CHSC67282  Claytonia perfoliata James D. Jokerst 1984-3-17 1930 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  CHSC65768  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald; Lowell Ahart 1996-4-8 7317 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a shaded cutbank on the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge sit on the gravel road. 106 Comment
  CHSC33764  Claytonia saxosa W. Dempsey 1980-7-5 Tehama Mount Linn, South Yolla Bolly area. 2286 Comment
  CHSC107084  Clematis lasiantha V. Lockie 2010-4-6 Tehama Dye Creek Nature Conservancy Preserve. Specimen collected near trail adjacent to Dye Creek. 135 Comment
  UCD160065  Collinsia James A. Neilson Jr. 1975-4-29 3151 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  CHSC79208  Collinsia greenei L. P. Janeway 2000-6-29 6852 Tehama High North Coast Ranges. About 1100 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2300 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  CHSC65706  Collinsia sparsiflora var. collina Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 213 Comment
  CHSC92801  Collinsia tinctoria John Dittes; Josephine Guardino 2005-5-11 1112 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
  CHSC79209  Collinsia torreyi var. latifolia L. P. Janeway 2000-6-29 6855 Tehama High North Coast Ranges. At Ides Cove Trailhead, a small saddle on the ridge about 2300 m east of Mt. Linn. 2095 Comment
  HSC20623  Collinsia torreyi var. latifolia Louise Kellogg 1952-7-9 9 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  RSA123775  Collinsia torreyi var. latifolia G. D. Barbe 1955-7-16 179 Tehama On the east ridge leading to So. Yolla Bolly (Mt. Linn). 2287 Comment
  UC1019557  Collinsia torreyi var. wrightii Louise Kellogg 1952-7-18 88 a Tehama directly S of Yolla Bolly Mountains (near Squaw Camp and Pole Corral); Mendocino National Forest 2133 Comment
  UC1076032  Collomia diversifolia Herbert L. Mason 1947-5-18 14793 Tehama w Paskenta; Paskenta Grade Comment
  CHSC43701  Collomia grandiflora Vernon Oswald 1983-7-12 848 Tehama Beside Round Valley Rd. (M4; 23N02); 17.2 mi w of its jct. With Garland Rd. On a road cut. 1463 Comment
  CHSC90428  Collomia grandiflora Niall McCarten; Roxanne Bittman 1986-6-14 5327 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  JEPS71022  Collomia grandiflora Jos. Grinnell 3 Tehama Mineral 1463 Comment
  JEPS71066  Collomia tinctoria Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  HSC74972  Collomia tracyi J. P. Smith, Thomas W. Nelson 1979-6-25 10197 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  UCD118113  Collomia tracyi D. W. Taylor; G. L. Stebbins and L. Heckard 1972-6-18 1527 Tehama E-side of Tedoc Mountain along Wells Creek. 914 Comment
  UC1198121  Comandra Charlotte M. Wilder 1912-6-18 1891 Tehama Deer Creek Comment
  CHSC80560  Comandra umbellata subsp. californica Vernon H. Oswald; Lowell Ahart 2001-5-7 10013 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 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
  UCSB13081  Corallorhiza striata Dearing, Hugh; Dearing, Margaret 1938-6-25 Tehama Open Pine Woods E. of Mineral Comment
  OBI83050  Cordylanthus tenuis subsp. tenuis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 a Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico. 1335 Comment
  SEINET9161591  Cordylanthus tenuis subsp. viscidus B. Ertter 1991-9-2 10776 Tehama Round Valley, Paskenta Road (Hwy M4), 3.4 miles E of M2 junction at Goverment Flat, ca 18 airmiles W of Paskenta. 1676 Comment
  RSA262513  Cornus californica J. M. Tucker, L. K. Mann, A. O. Tucker 1962-7-29 3638 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  CAS-BOT-BC209881  Cornus nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1853 Tehama Lassen Camp near Mineral Comment
  UCD117172  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Between Morgan and Morgan Summit. 1676 Comment
  UCR263542  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 miles from Mineral on Hwy 172 to Mill Creek 1585 Comment
  UCD117105  Cornus sericea subsp. occidentalis J. M. Tucker; L. K. Mann 1962-7-29 3638 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  CHSC90873  Cornus sericea subsp. sericea D. Isle 2004-7-20 166 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N. of Rd. 23N25. 1475 Comment
  CHSC81111  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  CHSC12952  Corydalis caseana subsp. caseana K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5802 Tehama Roadside seepage bank, with small stream running through it, ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  CHSC79719  Crassula aquatica L. P. Janeway; B. Castro 2000-4-5 6658 Tehama Vicinity of Rice Creek, west of Hwy I-5. 109 Comment
  JEPS122120  Crassula aquatica Lowell Ahart 2014-5-8 19445 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  CHSC55212  Crassula connata L. P. Janeway 1991-4-11 3887 Tehama Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 167 Comment
  CHSC40726  Crassula tillaea Pauleen Broyles 1983-4-16 903 Tehama Adjacent to Sheep Camp Ditch, wnw of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  JEPS36470  Crepis acuminata W. L. Jepson 1897-7-24 Tehama South Yolla Bolly Comment
  JEPS15405  Crepis occidentalis Douglas Barbe 1955-7-16 193 Tehama South Yolla Bolly (Mt. Linn); near summit 2407 Comment
  CAS-BOT-BC376461  Crepis occidentalis subsp. pumila Clare B. Hardham 1971-8-10 18322 Tehama South Yolla Bolly Mountain 2438 Comment
  CHSC40810  Croton setiger Pauleen Broyles 1982-6-4 703 Tehama The Nature Conservancy Vina Plains Preserve. 65 Comment
  UCSB25959  Croton setiger Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  SEINET1869808  Crucianella angustifolia Barbara Ertter 1991-1 9868 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff 244 Comment
  CDA13581  Crypsis schoenoides G. F. Hrusa 1996-8-17 13505 Tehama Sacramento Valley; Annual, occasional in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Difficult to separate from C. schoenoides. Comment
  CHSC112586  Crypsis schoenoides Lowell Ahart 2013-9-17 19041 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
  SEINET11689134  Crypsis schoenoides Unknown 1982-1 738 Tehama The Nature Conservancy Vina Plains Preserve, NNE of barn in S pasture 63 Comment
  HSC82126  Cryptantha affinis Thomas W. Nelson, Jane Nelson 1979-6-25 4903 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC115228  Cryptantha crinita B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2036 Tehama Sacramento Valley. In channel of Hooker Creek, ca 10 mi NW of Red Bluff and 6 mi SW of Cottonwood, 2.75 mi W of I-5. Ca 80-100 ft W of Hooker Rd bridge,on flat streambed silt/grave/cobble low terraces and also on lower edge of the N-facing bank 161 Comment
  CHSC33157  Cryptantha crinita L. Ahart 1979-4-25 1843 Tehama Flood plain of McCoy Creek, at the intersection of McCoy Rd and Matlock LP, ca.3 mi n of Red Bluff. 110 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
  RSA695405  Cryptantha crinita L. Ahart, John Dittes 2003-5-12 10126 Tehama Just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 Comment
  CDA15409  Cryptantha flaccida G. F. Hrusa, J. Hart 1998-5-1 14406 Tehama Sacramento Valley; Edge of Coyote Creek wash, Coyote Creek Conservation Area, approx. 1/2 mi. W of Paskenta Rd. Comment
  CHSC66009  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1996-4-29 7495 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along the intermittent stream ca. 0.3 mi E of the W boundary. 102 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
  CHSC78621  Cryptantha flaccida Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  JEPS113154  Cryptantha flaccida Lowell Ahart 2007-5-8 13729 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  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
  CHSC80614  Cryptantha hispidula Lowell Ahart 2001-6-14 8844 Tehama About 50 yards east of road M2, and along the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  JEPS98969  Cryptantha hispidula Vernon H. Oswald 2001-6-5 10045 Tehama Raglin Ridge Rd 2.4 mi southwest of the low water crossing of the North Fork of Elder Creek, ca. 0.3 mi east of Pepperwood Spring. 426 Comment
  CHSC32801  Cryptantha intermedia James D. Jokerst 1980-6-18 894 Tehama North Coast Range. 852 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
  RSA90792  Cryptantha microstachys Milo S. Baker 1953-5-9 12580 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  JEPS18340  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-5-31 12714 Tehama w of Paskenta (near 5 mi post, w Tehama County) Comment
  CHSC80618  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  HSC74946  Cryptantha torreyana J. P. Smith, Thomas W. Nelson 1979-6-23 10163 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  UC703113  Cryptantha torreyana Alice Eastwood and John Thomas Howell 1941-7-9 9771 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  RSA67664  Cryptogramma acrostichoides P. A. Munz 1951-7-18 16689 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  RSA794991  Cuscuta californica var. californica L. Ahart, Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow about 0.75 miles southwest of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles southeast of Mineral. 1479 Comment
  CHSC66563  Cuscuta pentagona Vernon H. Oswald; Lowell Ahart 1996-7-8 7981 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  RSA0026170  Cycladenia humilis var. humilis Marc Baker 2013-6-2 17753 Tehama 5.5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.8 kilometers SSE of Wilson Lake; SW facing slope of Lost Creek Plateau. 1483 Comment
  CHSC60298  Cymopterus terebinthinus var. californicus Mary Ann Showers 1992-6-26 2567 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  HSC9503  Cynodon dactylon Larry Berti 1968-11-26 Tehama Red Bluff Comment
  RSA757293  Cynoglossum occidentale Barbara Ertter, Brad Olson 1991-7-6 10352 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC1037389  Cynoglossum occidentale Douglas Barbe 1955-7-22 249 Tehama ca. 1/8 mi. w. Square Lake (along trail to Long Lake); w. Tehama Co. 2103 Comment
  RSA303237  Cynosurus echinatus J. R. Reeder, C. G. Reeder 1975-6-4 6671 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC116228  Cyperus acuminatus Lowell Ahart; John Dittes 2015-6-22 20260 Tehama About 1/4 mile north of Lassen Road, dabout 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  UCD80259  Cyperus eragrostis CNPS SN Foothill Team 2005-6-7 SNNR 0213 a Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 Comment
  CHSC81634  Cyperus erythrorhizos Vernon H. Oswald 2001-10-18 10061 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  JEPS117385  Cyperus erythrorhizos Lowell Ahart, John Dittes 2010-10-4 17288 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC66887  Cyperus flavescens Vernon H. Oswald; Lowell Ahart 1996-9-4 8270 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC88274  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
  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
  CHSC76851  Cyperus squarrosus L. P. Janeway 1999-6-26 6486 Tehama Cascade Range Foothills. East end of Hog Lake. North side of Hwy 36, about 8 mi northeast of Hwy 99 in Red Bluff. 263 Comment
  JEPS104235  Cyperus squarrosus Lowell Ahart 2003-9-17 10597 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
  CHSC9738  Cystopteris fragilis Nancy Mosman 1971-7-17 119 Tehama Ca. 2 ft e of Hwy 32 and 19.6 mi s of Chester. 1066 Comment
  JEPS127207  Cystopteris fragilis Lowell Ahart, John Dittes 2016-6-22 21032 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  UC1949088  Cystopteris fragilis Barbara Ertter with Brad Olson 1991-7-6 10433 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  UCD61363  Danthonia unispicata Dean W. Taylor 1976-7-9 6037 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC56997  Darmera peltata Steven Triano 1988-4-17 79 Tehama Along the bank of Big Chico Creek e of Hwy. 32 ca 15.6 mi n of Forest Ranch. 1048 Comment
  CHSC77563  Datisca glomerata B. Castro; L. P. Janeway 1999-6-3 954 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 359 Comment
  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
  RSA93505  Datisca glomerata Milo S. Baker, H. K. Wagnon 1953-5-31 12720 Tehama Logging road west of Paskenta near 5 mile post. 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
  UC1034636  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13051 Tehama w Postpile Camp; Mend. Nat. Forest 1828 Comment
  RSA105462  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13057 Tehama W of postpile Camp Mendocino National Forest 6.1 miles above Whitle Camp 1829 Comment
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  CAS-BOT-BC9910  Delphinium nudicaule Ira L. Wiggins 1925-3-26 1547 Tehama Above the gorge on Mill Creek. 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
  CAS-BOT-BC9911  Delphinium nudicaule John Wynn Gillespie; Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Payne's Creek and Mineral on Red Bluff-Susanville Road Comment
  CHSC118203  Delphinium nudicaule Tim Kask 2016-4-7 260 Tehama Antelope Creek, from Fischer CG. Near creek bank. 10T 0597252/4455584 Comment
  JEPS28463  Delphinium nuttallianum George W. Gillett 1957-8-13 1053 Tehama near Brokeoff Mountain Trail 1/4 mi above Sulphur Works Checking Station; Lassen Volcanic National Park 2072 Comment
  RSA93139  Delphinium nuttallianum Milo S. Baker, H. K. Wagnon 1953-6-21 12778 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  CHSC102333  Delphinium patens subsp. patens L. P. Janeway; B. Castro 2009-4-25 9742 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
  CHSC61996  Delphinium variegatum Robert S. Compton 1993-4-17 25 Tehama 120 m n of Reed's Creek Rd and 200 m w of the Reed's Creek School, 10 km w of Red Bluff. 100 Comment
  CHSC3925  Delphinium variegatum subsp. variegatum L. Lyons 1967-4-24 17 Tehama At intersection of Hall Rd. and Gardner Ferry Dr. ca. 4 me. e. Corning and 2 mi. w. Sacramento River, Woodson Bridge. 45 Comment
  RSA48779  Delphinium variegatum subsp. variegatum P. A. Munz 1949-5-14 13197 Tehama 5 miles N of Red Bluff. 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
  JEPS68500  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  JEPS88591  Deschampsia danthonioides Vernon H. Oswald and Lowell Ahart 1996-4-29 7469 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  SEINET11689129  Deschampsia danthonioides Unknown 1982-1 442 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 70 Comment
  CAS-BOT-BC201730  Deschampsia elongata Alice Eastwood; John Thomas Howell 1941-7-9 9776 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC68811  Descurainia incana Vernon Oswald; Lowell Ahart 1997-6-10 8559 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). Edge of meadow. 1821 Comment
  RSA758086  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC1362288  Dicentra formosa L. Rhinehart 1964-5-30 Tehama ca 4 mi w Mineral (State Hwy 36) Comment
  CAS-BOT-BC483639  Dichelostemma capitatum Anthony J. Desch; Bryon Cariss 1988-3-26 16 Tehama 17.5 miles east of Tehama/Shasta Co. line o nRt. 36 24 Comment
  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
  SBBG973  Dichelostemma capitatum subsp. capitatum H. and M. Dearing 1938-6-21 2058 Tehama Deer Crk, ca. 5 mi N of Loma [Lomo] Comment
  CHSC86562  Dichelostemma congestum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  UCR263460  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 Tehama northwest side of Dry Fork Creek northwest of the junction of Hwy 36 and Route A5 (Bowman Road) c. 15 air miles west-northwest of Red Bluff, on Reed property 183 Comment
  CAS-BOT-BC502681  Dichelostemma multiflorum A. A. Heller 1927-5-8 14368 Tehama near Vina Comment
  JEPS101587  Dieteria canescens var. shastensis Dean W. Taylor 1997-7-18 16138 Tehama headwaters North Fork Elder Creek 1981 Comment
  CAS-BOT-BC290950  Dieteria canescens var. shastensis Freed Hoffman 1949-7-21 2833 Tehama Tedoc Gap, extreme nw. Tehama Co. 1371 Comment
  CHSC64374  Diplacus douglasii Vernon H. Oswald; Lowell Ahart 1995-3-19 6533 Tehama Cascade Range Foothills. W side of Monton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 207 Comment
  CHSC67303  Diplacus douglasii James D. Jokerst 1983-5-10 Tehama Wurlitzer Ranch E of Meridian Rd., top of exposed Tuscan bluff that is the S bank of Zimmershed Creek where the flow changes from S to W. 103 Comment
  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
  CHSC80877  Diplacus layneae Lowell Ahart 2001-6-16 8854 Tehama On south side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  SBBG15310  Diplacus layneae H. and M. Dearing 1938-6-22 2072 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CAS-BOT-BC151454  Diplacus nanus C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla Comment
  CHSC57245  Diplacus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 at Plumas Co. line. 1493 Comment
  CHSC21459  Dodecatheon alpinum M. S. Taylor 1975-7-17 847 Tehama Abundant along creek 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
  CHSC13901  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 249 Tehama 0.8 mi e on Vina Road from Hwy 99 on s side of road. Comment
  CHSC28848  Dodecatheon clevelandii subsp. patulum D. L. Daniels 1979-4-7 16 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 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
  CHSC65676  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald; Lowell Ahart 1996-3-18 7233 Tehama Hog Lake Plateau. BLM parcel. Between the Sacramento River and the power transmission lines, ca. 0.75 mi N of the S boundary of the parcel. Locally abundant in open grassland and open blue oak savanna throughout the parcel. 182 Comment
  CHSC55397  Dodecatheon hendersonii Vivian L. Long 1991-4-13 12 Tehama Ca. 400 m. s of Digger Creek. 790 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
  CHSC77367  Dodecatheon hendersonii Heidi West; L. P. Janeway 1999-3-3 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 304 Comment
  UC1019538  Dodecatheon hendersonii Louise Kellogg 1952-7-14 44 Tehama Square Lake trail from Ovenlid toward South Yolla Bolly Mountain (Mendocino National Forest); North Coast Ranges, Mendocino National Forest 1828 Comment
  HSC89675  Dodecatheon hendersonii William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Tedoc Rd. near intersection with Hwy. 36 549 Comment
  RSA39731  Dodecatheon hendersonii P. A. Munz 1947-5-18 11855 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  UCD119025  Dodecatheon jeffreyi J. M. Tucker 1959-7-19 3574 Tehama Upper (south) side of Square Lake, north side of South Yolla Bolly Mountain. 2118 Comment
  CHSC79975  Downingia bella B. Castro; L. P. Janeway 2000-5-11 1165 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC23433  Downingia bicornuta A. Morrison 1974-4-23 13 Tehama Found in pasture at Keefer Rd; 8 mi E of junction with Hwy 99. 57 Comment
  JEPS103631  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-5-1 100 -95 Tehama S edge of Dale's Lake (on Rt. A6 NW of Red Bluff) Comment
  JEPS97289  Downingia bicornuta var. bicornuta Vernon H. Oswald 1995-5-2 6704 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam.. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC55087  Downingia cuspidata L. P. Janeway 1991-5-11 3953 Tehama Battle Creek Wildlife Area. About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 169 Comment
  UC499757  Downingia cuspidata Doris Kildale Gillespie 1930-5-9 9274 Tehama 10 mi e Red Bluff (on road to Susanville) Comment
  CDA14906  Downingia ornatissima G. F. Hrusa, J. Hart 1998-5-1 14420 Tehama Sacramento Valley; On ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  CHSC14021  Downingia ornatissima var. ornatissima B. M. Heidinger 1974-4-23 160 Tehama Located n of Cana ca. 300 yds n of bridge on Cana Pine Creek Road. 60 Comment
  JEPS108534  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-5-1 79 -95 Tehama South of Red Bluff. Off of Gyle Rd., west of Rawson Rd. Comment
  JEPS97458  Draba verna var. aestivalis Vernon H. Oswald and L. Ahart 1995-2-13 6482 Tehama Dales Lake Ecological Reserve. Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  CAS-BOT-BC157801  Drymocallis lactea var. lactea Ethel Crum 1937-8-7 1953 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  JEPS28767  Drymocallis pseudorupestris var. saxicola George W. Gillett 1957-8-13 1064 Tehama near Brokeoff Mountain trail (niches of e cliffs of main Brokeoff structure); near Brokeoff Mountain trail 2514 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
  CHSC41046  Echinochloa colona Pauleen Broyles 1982-7-20 802 Tehama The Nature Conservancy Vina Plains Preserve. Bank of holding dam on irrigation ditch in e pasture. 66 Comment
  JEPS105964  Echinochloa muricata Lowell Ahart 2004-6-28 11129 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  CHSC40500  Echinodorus berteroi Pauleen Broyles 1982-8-5 822 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch. 60 Comment
  UCD80273  Eleocharis acicularis CNPS SN Foothill Team 2006-5-3 SNNR 1075 Tehama TNC Easement Leininger Ranch. 390 Comment
  CHSC88519  Eleocharis erythropoda Jenny Marr; L. P. Janeway, B. Castro, Caroline Warren 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek, Long Gulch, and Cooks Ridges. Along creek. 335 Comment
  JEPS104443  Eleocharis flavescens var. flavescens Lowell Ahart 2003-9-17 10600 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
  CAS-BOT-BC112777  Eleocharis macrostachya John Thomas Howell 1960-8-20 36217 Tehama Morgan, near Lassen Volcanic National Park. 1463 Comment
  CHSC77397  Eleocharis macrostachya L. P. Janeway; B. Castro 1999-6-24 6481 Tehama Along the south edge of South Fork Cottonwood Creek. 335 Comment
  CHSC78739  Eleocharis macrostachya Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  HSC1657  Eleocharis macrostachya Larry Berti 1969-5-9 75 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  RSA699612  Eleocharis palustris L. Ahart 2004-6-28 11136 -A Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  CHSC84266  Eleocharis parishii Lowell Ahart; John Dittes 2003-6-11 10269 Tehama Seep on the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS121987  Eleocharis parishii Lowell Ahart, John Dittes 2014-5-16 19487 Tehama About 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  UCD80269  Eleocharis parishii CNPS SN Foothill Team 2005-6-7 SNNR 0165 a Tehama TNC Dye Creek Preserve. 350 Comment
  UC1795600  Eleocharis quadrangulata G. F. Hrusa, J. Hart 1999-4-29 15027 Tehama Coyote Creek Conservation Area, S. of Red Bluff 152 Comment
  JEPS106381  Eleocharis rostellata Lowell Ahart 2004-6-11 11036 Tehama on the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta Comment
  CDA2035  Eleusine indica D. R. Hill 1970-9-1 Tehama Wilcox Oaks Golf Course, 2 miles north of Red Bluff. 0 Comment
  UCD80873  Elymus CNPS SN Foothill Team 2005-7-1 SNNR 0492 c Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  RSA121623  Elymus X hansenii G. D. Barbe 1955-7-21 224 Tehama Growing on a rocky hill at the west shore of Square Lake 2104 Comment
  RSA201352  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  SEINET190975  Elymus elymoides subsp. brevifolius A. A. Beetle 1941-6-28 2804 Tehama 10 mi W of Chester Rte 36 Comment
  HSC74949  Elymus elymoides var. elymoides J. P. Smith 1979-6-23 10160 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  CHSC80717  Elymus glaucus subsp. glaucus Lowell Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UCD62440  Elymus multisetus Beecher Crampton 1966-6-28 7769 Tehama 6 miles WSW of Paskenta (in direct line) ridge between Hatch Field and Lake Hollow. Sheldon Jeffers Ranch. 609 Comment
  JEPS102429 Image available Emmenanthe penduliflora Lowell Ahart 2001-6-8 8807 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CDA38057  Epilobium brachycarpum L. Ahart 2006-7-25 13075 Tehama On the west edge of the dirt road. about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CHSC87158  Epilobium brachycarpum Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. Valley bottom. 243 Comment
  CHSC87330  Epilobium campestre Lowell Ahart 2004-4-29 10793 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  UCD19387  Epilobium ciliatum Gerald Dickinson 1964-7-24 235 Tehama Tehama County. Exact location unknown. 2042 Comment
  JEPS117356  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2010-7-17 16858 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  RSA699607  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  CHSC84617  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10521 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS108869  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
  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
  CHSC84287  Epilobium densiflorum Lowell Ahart; John Dittes 2003-6-11 10246 A 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
  JEPS104057  Epilobium densiflorum Lowell Ahart 2003-6-11 10246 -A Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  RSA795522  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. SSE sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  UC765026  Epilobium densiflorum Robert F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  UCD80479  Epilobium densiflorum CNPS SN Foothill Team 2005-6-21 SNNR 0351 b Tehama Tehama County; USFS Lassen National Forest; stand abuts Mill Creek on its southern corner. 559 Comment
  SBBG128035  Epilobium densiflorum L. Ahart, J. Dittes 2010-7-17 16882 Tehama S side of Ponderosa Way, ca. 10 yards SW of Soap Crk crossing, ca. 4.5 mi SE of Manton, ca. 2.5 mi N of Hwy 36 726 Comment
  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
  UC873371  Epilobium glaberrimum subsp. glaberrimum A. A. Heller 1937-6-26 15345 Tehama along creek on slope w Deer Creek Meadow; Deer Creek 1371 Comment
  UCD106320  Epilobium glaberrimum subsp. glaberrimum Dean W. Taylor 1976-7-7 6020 Tehama Highway 32 in canyon of Deer Cr. near Alder Cr. campground approx. 7.8 miles west of jct. with Highway 89. 1173 Comment
  SEINET6637330 Image available Epilobium hallianum Louise Kellogg 1952-7-15 54 Tehama North Coast Ranges; Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly S of South Yolla Bolly Mountain 2134 Comment
  RSA94029  Epilobium hallianum Milo S. Baker, J. K. Wagnon 1953-7-12 12883 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  UC505329  Epilobium hallianum Mrs. H. P. Bracelin 1932-7-23 663 Tehama n side of buildings Mineral 1524 Comment
  CHSC86781  Epilobium minutum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC87201  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10748 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  CHSC61432  Epilobium obcordatum Vernon H. Oswald; Lowell Ahart 1993-8-18 5828 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. At the N end of the ridge. 2468 Comment
  CDA38097  Epilobium torreyi L. Ahart, J. Dittes 2003-6-11 10248 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  JEPS97284  Epilobium torreyi Vernon H. Oswald and L. Ahart 1995-5-16 6724 Tehama Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA755200  Epilobium torreyi L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16318 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
  UC1736444  Epipactis gigantea Dean W. Taylor 1972-6-18 1524 Tehama Wells Creek campground, on east side of Mt. Tedoc 914 Comment
  UCD147036  Epipactis gigantea Robert E. Preston 2012-6-18 2878 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  CAS-BOT-BC56969  Equisetum arvense John Thomas Howell 1960-8-18 36053 Tehama Bluff Falls 1981 Comment
  CHSC77514  Equisetum arvense Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  UCD135419  Equisetum hyemale P. Thompson 1996-4-28 46 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  CHSC9737  Equisetum hyemale subsp. affine Nancy Mosman 1971-7-17 118 Tehama Along Deer Creek ca. 75 ft w of Hwy 32 and 19.2 mi s of Chester. 1219 Comment
  JEPS106112  Equisetum laevigatum Lowell Ahart 2004-6-11 11023 Tehama On S edge of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CAS-BOT-BC204513  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  SEINET11688671  Eragrostis cilianensis Unknown 1982-1 810 Tehama The Nature Conservancy Vina Plains Preserve, ca 50 m S of Lassen Road 66 Comment
  CHSC112583  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 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
  CHSC107256  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2011-6-9 17445 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. In a large vernal pool, sand dune area. 80 Comment
  JEPS88133  Eragrostis pectinacea var. pectinacea Vernon H. Oswald and Lowell Ahart 1996-7-8 7991 Tehama Hwy. 36 n.e. Red Bluff (near Hog Lake, e. edge of Hwy. 36 ca. 0.7 mi. s.w. of the parking lot at Hog Lake Plateau); Cascade Range Foothills 274 Comment
  OBI71987  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  RSA756338  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  SEINET1910267  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-1 8890 Tehama S. side of NW arm of Black Butte Lake W of Orland. 152 Comment
  HSC4048  Eremogone congesta Louise Kellogg 1952-7-17 74 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CHSC76830  Eremogone congesta var. crassula L. P. Janeway; B. Castro 1999-8-23 6535 Tehama High North Coast Ranges. Along Summit Trail between Green Springs. Trailhead and Hammerhorn Mountain. 1996 Comment
  UCD98110  Eremogone congesta var. subcongesta Dean W. Taylor 1976-7-9 6047 Tehama At headwaters of Cub Creek. 1859 Comment
  JEPS121762  Ericameria nauseosa var. oreophila L. P. Janeway 2013-10-14 11208 Tehama High Cascade Range. Top of ridge between Cub Creek and Butt Creek, 2.5 air km north-northwest of Humboldt Summit. Comment
  CAS-BOT-BC294315  Ericameria nauseosa var. speciosa John Thomas Howell 1943-8-8 19204 Tehama Near Government Flat Comment
  CHSC56523  Ericameria nauseosa var. speciosa Steven Triano 1988-9-18 254 Tehama Adjacent to mixed conifer forest community along Hwy. 32 ca 36.7 mi n of its jct. with Hwy. 99. 1219 Comment
  JEPS29561  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama 1/2 mi se of Sulphur Works; Lassen Volcanic National Park 2133 Comment
  SEINET205025  Ericameria ophitidis Loran C. Anderson, Kent Fish 1965-8-16 2935 Tehama east slopes of Mt. Tedoc just below summit. 39 air miles west of Red Bluff. 1494 Comment
  UCD149550  Ericameria ophitidis G. L. Stebbins 1972-8-18 s.n. Tehama Ridge west of Little Red Mountain, near Pole Corral Gap. (Exact location unknown. Coordinates estimated by label maker.) 1249 Comment
  CHSC77724  Erigeron canadensis B. Castro; J. Marr 1999-8-11 1031 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek, and Long Gulch. 335 Comment
  CHSC53996  Erigeron divergens Vernon H. Oswald; Lowell Ahart 1991-5-9 4562 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. West edge of Paynes Creek, ca. 1000 ft upstream from the Sacramento River. 91 Comment
  RSA116073  Erigeron divergens E. K. Balls, Lee W. Lenz 1955-5-14 20720 Tehama 4.6 miles SW of Payne's Creek along State Hwy. 36, Lake Almanor to Red Bluff 488 Comment
  CHSC61403  Erigeron elegantulus Vernon H. Oswald; Lowell Ahart 1993-8-18 5839 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  JEPS41392  Erigeron glacialis var. glacialis Jos. Grinnell 1925-7-27 Tehama Broke-off Mountain 2438 Comment
  JEPS41403  Erigeron glacialis var. glacialis Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2438 Comment
  CHSC60308  Erigeron inornatus var. inornatus Mary Ann Showers 1992-6-26 2593 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  JEPS101366  Erigeron lassenianus var. lassenianus Dean W. Taylor 1997-6-25 16098 Tehama margin of Pear Lake; Lassen National Forest 1920 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
  CAS-BOT-BC189019  Eriodictyon californicum Doris Kildale Gillespie 1930-3-9 9300 Tehama 15 miles W of Mineral on Susanville Road 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
  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
  UCD77647  Eriogonum compositum Robert E. Preston 2005-6-18 2356 Tehama Ca. 12.5 mi W of Paskenta, along Round Valley Rd 860 Comment
  CHSC90883  Eriogonum compositum var. compositum Niall McCarten 1986-7-4 5312 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' Linn Peak. 2011 Comment
  RSA93056  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1954-7-10 12975 Tehama East of county road 6.1 miles above Whitlock Camp 1829 Comment
  CAS-BOT-BC242615  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  JEPS128463  Eriogonum dasyanthemum Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -064 Tehama West slope Tedoc Mountain, Beegum Creek watershed; Road 45 south of milepost 11. Comment
  RSA0005062  Eriogonum libertini James L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1387 Comment
  CHSC85275  Eriogonum lobbii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 809 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake; downslope of trail. 2147 Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  RSA123560  Eriogonum lobbii var. lobbii Douglas Barbe 1955-7-22 255 Tehama 1 mile west of Long Lake along the trail, west Tehama Co. 2287 Comment
  CAS-BOT-BC259394  Eriogonum luteolum M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east from Red Bluff 1219 Comment
  CHSC65062  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-17 7075 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Scattered plants near the old highway on the basalt ridge crossing the NE corner of the reserve. 225 Comment
  CHSC65111  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-31 7168 Tehama Lane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. In basalt cobbles along the edge of the road. 533 Comment
  CHSC86980  Eriogonum nudum var. pubiflorum Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. 304 Comment
  CHSC101055  Eriogonum roseum John Dittes; Josephine Guardino 2005-7-30 1065 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; old field on historic floodplain terrace of Mill Creek. 64 Comment
  CHSC67272  Eriogonum roseum var. roseum James D. Jokerst; Jeri Donovan 1981-9-30 1497 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
  CAS-BOT-BC268626  Eriogonum spergulinum var. reddingianum Alice Eastwood 1912-8-22 1752 Tehama Trail from Morgans Springs to Sulphur Works. Lassen Butte Region Comment
  CHSC90892  Eriogonum spergulinum var. reddingianum Niall McCarten 1986-6-20 5314 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UC1025131  Eriogonum spergulinum var. reddingianum Douglas Barbe 1955-7-16 174 Tehama on the e ridge leading to summit of South Yolla Bolly (Mt. Linn); South Yolla Bolly (Mt. Linn) 2286 Comment
  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
  UC972149  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo Paskenta road 0.3 mi beyond Anthony Peak road junction; Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  JEPS76261  Eriogonum strictum var. greenei Todd Keeler-Wolf 1977-9-10 662 Tehama upper e-facing slopes of Mt. Linn South Yolla Bolly Mountains, Mt. Linn 2377 Comment
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  RSA279677  Eriogonum strictum var. greenei James L. Reveal 1978-7-19 4787 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1387 Comment
  CAS-BOT-BC262774  Eriogonum strictum var. proliferum Freed Hoffman 1949-7-21 2897 Tehama Mt. Tedoc, western Tehama Co. Comment
  UCD101202  Eriogonum strictum var. proliferum J. M. Tucker; L. K. Mann 1959-7-19 3560 Tehama southeast side of South Yolla Bolla Mountain. 2194 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
  JEPS96722  Eriogonum tripodum Dean W. Taylor 1997-6-27 16103 Tehama one mile South of Pepperwood Spring; Raglin Ridge Road, Mendocino National Forest 853 Comment
  RSA0081460  Eriogonum tripodum Barbara J. Ertter, Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 854 Comment
  CAS-BOT-BC267485  Eriogonum umbellatum Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC267868  Eriogonum umbellatum var. bahiiforme John Thomas Howell 1943-8-8 19202 Tehama Near Government Flat Comment
  JEPS56201  Eriogonum ursinum Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  UCD80056  Eriophyllum lanatum CNPS SN Foothill Team 2005-5-10 SNFN 0163 b Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC88531  Eriophyllum lanatum var. achilleoides Jenny Marr; Beth Hendrickson 1999-5-28 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat. 289 Comment
  CAS-BOT-BC308197  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi. west of Mineral Comment
  CAS-BOT-BC308199  Eriophyllum lanatum var. grandiflorum Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC80339  Eriophyllum lanatum var. grandiflorum Caroline Warren; Julie Cunningham, Heidi West 1998-5-14 Tehama Vicinity of upper North Fork Stony Creek. 243 Comment
  CHSC80593  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2001-6-8 8761 Tehama West side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS34491  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1934-5-4 16623 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
  LA203610  Eriophyllum lanatum var. grandiflorum Lincoln Constance; 1933-7-5 E 118 Tehama 3 mi. W of Mineral Comment
  JEPS122056  Erodium botrys Lowell Ahart, John Dittes 2014-5-17 19501 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 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
  HSC85853  Erodium brachycarpum Tim Tilghman, Rob Marheine, Bruce Delgado 1987-3-28 Tehama Red Bluff, Adobe Market gas station, S edge of parking lot, weed bank Comment
  CHSC102459  Erodium cicutarium L. P. Janeway 2009-6-21 9817 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
  JEPS101762  Eryngium alismifolium Dean W. Taylor 1997-7-24 16160 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC107971  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off ramps for Hwy I-5, opposite St. Elizabeth's Hospital. 88 Comment
  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
  UC1552107  Eryngium castrense A. Liston and M. Blumler 1987-4-24 654 -9 Tehama 4-5 mi SW of Dales (Hwy. 36 between Dales and Paynes Creek) Comment
  UCD21180  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 355 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  CHSC10148  Erysimum capitatum var. capitatum R. Spellenberg 1964-6-18 471 Tehama Road bank, 6 mi. SW of Mineral, Hwy 36. Comment
  CHSC65048  Erysimum capitatum var. capitatum Vernon H. Oswald; Lowell Ahart 1995-7-17 7095 Tehama High Cascade Range. Forest Road 29N22 2.4 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1780 Comment
  CHSC54112  Erythranthe bicolor Vernon H. Oswald 1991-5-20 4603 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC65350  Erythranthe breweri Lowell Ahart 1995-10-3 7659 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
  CHSC112983  Erythranthe cardinalis Lowell Ahart 2013-8-2 18995 Tehama Gravel 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
  CHSC65976  Erythranthe glaucescens Vernon H. Oswald; Lowell Ahart 1996-4-23 7442 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Plants of Hig Lake Plateau. 147 Comment
  SEINET14046160 Image available Erythranthe guttata Gary A. Evans 1963-1 Tehama Soda Springs Campground. Approximately 40 miles northeast of Chico along Highway 32. 914 Comment
  CHSC87324  Erythranthe latidens Lowell Ahart 2004-4-29 10785 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC87328  Erythranthe microphylla Lowell Ahart 2004-4-29 10791 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC115806  Erythranthe moniliformis Lowell Ahart; John Dittes 2015-8-5 20466 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC67444  Erythranthe nasuta James D. Jokerst 1983-4-2 1698 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  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
  JEPS118189  Erythronium purpurascens Dean W. Taylor 2004-5-26 19073 Tehama Turner Mountain, Forest Road 29N48 0.3 mi S of crossing of Antelope Creek (ca. 5 air miles SSW of Mineral) 1676 Comment
  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
  CAS-BOT-BC419481  Eschscholzia lobbii Elmer I. Applegate 1928-4-25 5384 Tehama Between Corning and Orland Comment
  CAS-BOT-BC310407  Eucephalus breweri John Thomas Howell 1960-8-19 36132 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  UC203186  Eucephalus ledophyllus C. Hart Merriam and Vernon Bailey 1916-9-1 Tehama Yolla Bolly Mts. 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
  JEPS94390  Euphorbia crenulata Vernon H. Oswald and Lowell Ahart 1997-5-14 8420 Tehama Ponderosa Way (Fordst Road 28N29) 3.8 mi se of Plum Creek Road (at a low-water crossing of the North Fork Antelope Creek); North Fork Antelope Creek, Ponderosa Way 938 Comment
  HSC97895  Euphorbia crenulata L. Ahart 2001-6-16 8871 Tehama E side of the dirt road, near Ike Dye Hill, 2 mi. W of Hwy. 32, W of Soda Springs Campground, 3 mi. W of Butte Meadows 1341 Comment
  CHSC111022  Euphorbia hooveri R. A. Schlising 2013-10-2 4476 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 1), south of Lassen Road. 67 Comment
  SEINET12143921  Euphorbia maculata Unknown 1982-1 829 Tehama Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road, T14N,R1W, nw quadrant Comment
  CHSC96344  Euphorbia oblongata L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. Weedy strip between road and young walnut orchard. 62 Comment
  RSA530022  Euphorbia ocellata var. ocellata D. W. Taylor 1990-8-11 11459 Tehama North of Thomas Creek, 1 mile above Rawson Road. 104 Comment
  JEPS94247  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-14 9040 Tehama Highway 36 w of Red Bluff, 1.3 mi w of Cannon Road Red Bluff; Highway 36 274 Comment
  CHSC105663  Euthamia occidentalis Lowell Ahart; John Dittes 2010-10-4 17279 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC83311  Euthamia occidentalis Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. Valley bottom. 243 Comment
  JEPS94576  Festuca californica Vernon Oswald and Lowell Ahart 1997-7-7 8684 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness) 2057 Comment
  RSA758294  Festuca idahoensis Barbara Ertter, Brad Olson 1991-7-4 10270 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  SEINET190916 Image available Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 mi NE of Lomo on Rte. 32 banks above Deer Creek Comment
  UCR123527  Festuca occidentalis George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6893 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
  CHSC117722  Fimbristylis autumnalis Lowell Ahart; John Dittes 2016-8-25 21282 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
  RSA66358  Floerkea proserpinacoides P. A. Munz 1951-7-27 16965 Tehama South base of South Yolla Bolly Mts. 2226 Comment
  CAS-BOT-BC437044  Fragaria vesca subsp. bracteata unspecified 1900-5-27 s.n. Tehama Manton Comment
  CAS-BOT-BC447521  Fragaria virginiana var. platypetala Geo. B. Grant 1902-9-12 5196 Tehama Sisson Comment
  CAS-BOT-BC62999  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  LA207657  Frangula californica subsp. crassifolia C. B. Wolf; 1937-9-6 9296 Tehama Paskenta--Covelo Rd, mud flat 609 Comment
  CAS-BOT-BC53874  Frangula californica subsp. tomentella Carl B. Wolf 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the Red Bluff - Susanville Road 655 Comment
  CAS-BOT-BC55736  Frangula rubra subsp. rubra D. Showers 1979-7-9 DS 4276 Tehama west facing ridge below Windy Point east of Ski Chalet, Lassen Volcanic National Park 2072 Comment
  UC1949133  Frasera speciosa Barbara Ertter with Brad Olson 1991-7-6 10425 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CAS-BOT-BC212405  Fremontodendron californicum Carl B. Wolf 1937-5-16 8704 Tehama Red Bluff-Susanville Road, 2 3/10 mile below Paynes Creek P.O., Northern Sierra Nevada Foothills 365 Comment
  HSC21360  Fremontodendron californicum R. Spellenberg 1964-6-18 470 Tehama 10 mi. SW of Mineral on Hwy 36 Comment
  HSC73430  Fremontodendron californicum S. R. Ahrens, L. Sieburth, B. Potter 1981-5-10 28 Tehama 671 Comment
  RSA127453  Fremontodendron californicum Peter H. Raven, Otto T. Solbrig 1958-6-16 13242 Tehama Along State Hwy 36, 2 miles W of Paynes Creek. Comment
  RSA40415  Fremontodendron californicum Philip A. Munz 1948-8-12 12343 Tehama Hwy 36 east of Red Bluff. 1098 Comment
  SEINET6646743  Fremontodendron californicum B. Blincoe 1961-4-29 s.n. Tehama 25 miles east of Red Bluff 914 Comment
  CHSC68601  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1997-5-14 8412 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  UC1122071  Fremontodendron californicum subsp. californicum A. E. Wieslander 1928-8-1 29 Tehama 2 mi e of Paynes Creek 914 Comment
  CHSC35304  Fritillaria affinis J. D. Jokerst 1982-3-16 1512 Tehama 200 meters E of H. Wurlitzer's house (=Bell Ranch on USGS topo map). Comment
  CHSC70847  Fritillaria affinis Vernon Oswald 1998-4-1 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF. 579 Comment
  CHSC118396  Fritillaria affinis Tim Kask 2015-2-13 221 Tehama On Antelope Creek. 10T 0597464/4455844 Comment
  CHSC101195  Fritillaria recurva L. P. Janeway 2009-4-4 9707 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CHSC105991  Fritillaria recurva B. Castro; L. P. Janeway 2000-4-22 1100 Tehama High Cascade Range. On Pondrerosa Way, ca 60 ft S of bridge over S. Fork Antelope Ck (near S. Antelope Campgd). 835 Comment
  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
  CHSC105867  Galium ambiguum J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -017 Tehama 2 mi S of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451104.895mN, 508273.045mE. 512 Comment
  CHSC114629  Galium ambiguum V. Long 1991-7-16 130 Tehama Yolla Bolla Ranger District. South side of Round Mountian near summit. 1700 Comment
  RSA759805  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-7-4 10259 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  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
  UC888694  Galium ambiguum subsp. ambiguum Milo S. Baker 1940-8-13 9817 Tehama ar cabins Government Flat Comment
  JEPS102868  Galium andrewsii subsp. andrewsii Lowell Ahart 2001-6-8 8786 Tehama W side road M2, 9 mi W of Paskenta 792 Comment
  CDA42140  Galium andrewsii subsp. andrewsii L. Ahart 2001-6-8 8786 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC55274  Galium aparine L. P. Janeway 1991-4-18 3900 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC65769  Galium aparine Vernon Oswald; Lowell Ahart 1996-4-8 7334 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bluff on the N side of the Sacramento River just downstream from the mouth of Paynes Creek. 91 Comment
  UC54583  Galium aparine H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4387 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  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
  JEPS13239  Galium bifolium Rimo Bacigalupi 1955-7-17 5340 Tehama ridge-top close to head of Snake Ridge ((lateral ridge)); Mendocino Nat'l Forest 1874 Comment
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Jun 15 2007
  JEPS52688  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3998 Tehama just s Round Mountain (w of Paskenta) 1143 Comment
  JEPS52689  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4008 Tehama on White Rock rd. 0.3 mi from Hwy 36 (w of Harrison Gulch Ranger Station) 609 Comment
  RSA505371  Galium bolanderi R. C. Bacigalupi 1955-7-18 5368 Tehama Deer Creek Canyon. Near California Hwy 32. 1 mile N of Potato Patch Public Camp. 1006 Comment
  CHSC82127  Galium grayanum var. grayanum L. P. Janeway 2001-7-29 7405 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  RSA158039  Galium grayanum var. nanum J. M. Tucker, L. K. Mann 1959-7-19 3541 Tehama At summit. S Yolla Bolly Mtn. 2466 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
  CHSC113315  Galium parisiense Lowell Ahart; John Dittes 2014-5-17 19506 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  JEPS6491  Galium parisiense W. L. Jepson 1927-6-19 12259 Tehama a few mi westerly from Tuscan Buttes Comment
  UCD80733  Galium parisiense CNPS SN Foothill Team 2005-6-13 SNNR 0189 Tehama CDFG, Tehama Wildlife Area. 856 Comment
  HSC94206  Galium parisiense D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 28 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of the Hwy. 213 Comment
  RSA90842  Galium parisiense Milo S. Baker, H. K. Wagnon 1953-5-31 12709 Tehama Logging road west of Paskenta near 5 mile post. Comment
  SEINET11268242  Galium parisiense Lowell Ahart 2001-6-8 8784 Tehama On the east side of road M2, about 9 miles west of Paskenta.; 0 762 Comment
  UCD80745  Galium porrigens CNPS SN Foothill Team 2005-7-1 SNNR 0492 h Tehama USFS, Lassen National Forest, ca. 1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CHSC102243  Galium porrigens var. tenue L. P. Janeway; B. Castro 2009-4-25 9783 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  SBBG7314  Galium sparsiflorum H. and M. Dearing 1938-6-21 Tehama Deer Crk Cyn, ca. 5 mi N of Loma [Lomo] 1219 Comment
  JEPS52625  Galium sparsiflorum subsp. glabrius Lauramay T. Dempster 1964-7-25 4050 Tehama Hwy 32 at south crossing of creek (ca 2 1/2 mi sw of Potato Patch Campground); Deer Creek 983 Comment
  CHSC77582  Garrya congdonii B. Castro; L. P. Janeway, J. Witzman, B. Hendrickson 1999-5-19 896 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 342 Comment
  UC412939  Garrya congdonii W. W. Mackie Oct 1902 Tehama w of Paskenta Comment
  UCD121085  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 703 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  CAS-BOT-BC192055  Garrya fremontii C. Hart Merriam 1907-1-1 s.n. Tehama Inskip Hill, Payne Creek Comment
  CHSC68626  Garrya fremontii Vernon H. Oswald; Lowell Ahart 1997-5-7 8406 Tehama Intersection of Hwys.36 and 32 between Chester and Childs Mdws. 1420 Comment
  CHSC66519  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1996-5-20 7572 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the edge of an intermittent stream at the northeast end of the parcel. 182 Comment
  CAS-BOT-BC282597  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi. post 243 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
  CHSC28721  Gayophytum diffusum subsp. diffusum Robert A. Schlising; Coleta Lawler 1979-8-21 3471 Tehama S of Lassen National Park, W of Childs Meadow, 0.25 mi S of jct Hwy 36 and Hwy 172, along latter; at roadside. Comment
  UC54441  Gayophytum diffusum subsp. diffusum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4368 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS124060  Gayophytum diffusum subsp. parviflorum Lowell Ahart, John Dittes 2015-8-5 20462 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UCD104378  Gayophytum heterozygum Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6851 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  RSA67193  Gayophytum humile P. A. Munz 1951-7-25 16866 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC105635  Gentiana newberryi var. tiogana Lowell Ahart; John Dittes 2010-10-4 17275 Tehama East edge of a meadow, about 30 yards northeast of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  UC1873675  Geranium carolinianum Barbara Ertter with James R. Shevock 1993-4-30 11607 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC67227  Geranium dissectum James D. Jokerst 1983-4-3 1700 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., along Zimmershed Creek ca. 0.25 mi E of the powerlines in +/- swampy area ca. 50 m N of the creek. 152 Comment
  HSC65830  Geranium dissectum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 76 Tehama 0.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  CHSC57384  Geranium molle B. G. Clark 1987-4-6 17 Tehama Southside of Hogsback Rd 3.8 mi east of Hwy 99. Approx. 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  CHSC89623  Gilia capitata subsp. capitata Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  SEINET1910064  Gilia sinistra Barbara Ertter, Brad Olsen 1991-1 10392 Tehama Tehama Co.: Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning. 1890 Comment
  UC2028346  Gilia tricolor subsp. diffusa Barbara Ertter 1991-5-19 9875 Tehama 14.5 mi W of Red Bluff on Highway 36, next Baxter Road junction Comment
  UC1010397  Githopsis diffusa subsp. robusta Keith Wagnon 1953-5-3 12661 Tehama w of Paskenta Comment
  RSA125977  Githopsis diffusa subsp. robusta E. K. Balls 1957-5-24 22540 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  CHSC68580  Githopsis pulchella subsp. campestris Vernon H. Oswald; Lowell Ahart 1997-5-14 8452 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. 725 Comment
  CHSC81620  Glinus lotoides Vernon H. Oswald 2001-10-18 10060 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC83077  Glinus lotoides Lowell Ahart 2002-11-5 10017 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  CDA2102  Glyceria declinata L. P. Janeway, B. Castro 2000-4-21 6669 Tehama High Cascade Range; On north side of Mill Creek, 1.9 km east-northeast of Black Rock and Ponderosa Way. Comment
  JEPS122045  Glyceria declinata Lowell Ahart, John Dittes 2014-5-18 19513 Tehama About 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  CHSC68980  Glyceria elata Vernon Oswald; Lowell Ahart 1997-7-7 8701 Tehama Forest Route 35 aat Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CHSC79884  Glyceria occidentalis L. P. Janeway 2000-4-5 6655 Tehama Vicinity of Rice Creek, west of I-5. 106 Comment
  RSA413946  Glyceria striata J. P. Smith, Thomas W. Nelson 1979-6-24 10192 Tehama Shasta-Trinity National Forest. Post Creek. 1220 Comment
  RSA739754  Glyceria striata John Dittes, Josephine Guardino, L. Ahart 2003-8-23 792 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Square Lake., Tehama County 40Y'02'32.64'N, 122Y'50'54.23'W, T25, R9W, undesignated section, S Yolla Bolly 7.5' Quad, 2136 Comment
  CHSC115537  Gnaphalium palustre Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20406 Tehama Northwest strand of Wilson Lake,east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  CAS-BOT-BC303346  Gnaphalium palustre L. E. Smith 1914-5-8 673 Tehama Red Bluff Tehama Comment
  JEPS124057  Goodyera oblongifolia Lowell Ahart, John Dittes 2015-8-5 20482 Tehama East side of Childs Meadow, 10 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
  CHSC66118  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1996-4-29 7470 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. 103 Comment
  CHSC80077  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1167 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS106175  Grindelia hirsutula Lowell Ahart 2004-6-11 11027 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CHSC44192  Hackelia amethystina Vernon Oswald 1988-7-12 3561 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  UC1010367  Hackelia amethystina Milo S. Baker and H. K. Wagnon 1953-7-12 12881 Tehama 6.1 mi from Whitlock Camp (along County road, west Tehama County) 1828 Comment
  RSA235937  Hackelia californica J. L. Gentry Jr., David Vierig 1968-6-19 2069 Tehama Lassen National Forest, 3 miles southwest of Hwy. jct. Calif. 32 & 89, on Calif. 32. 1341 Comment
  SBBG6296  Hackelia californica H. and M. Dearing 1938-6-23 2118 Tehama E of Mineral Comment
  CAS-BOT-BC123682  Haplopappus ophitidis Freed W. Hoffman 1949-7-21 2834 Tehama northwestern Tehama County, summit of Mt. Tedoc 1524 Comment
  HSC81942  Hastingsia alba Thomas W. Nelson, Jane P. Nelson 1979-6-25 4878 Tehama Along road from Tedoc Gap to Wells Creek 0.5 miles from Tedoc Gap. 1646 Comment
  UCD138404  Hastingsia alba Alan A. Beetle 1941-6-27 2755 Tehama 1 mile south of junction Route 32 and 36, 13 miles west of Chester, open meadow, seepage associated with Camassia, Habenaria. 1219 Comment
  CDA42844  Hedypnois cretica L. Ahart, John Dittes 2011-6-9 17462 Tehama 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. Comment
  CHSC92870  Helenium bigelovii D. Isle 2000-7-13 1329 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S edge of 24N01.2; W of proposed Auger Unit 3 (dropped from sale due to presence of CYFA). 1304 Comment
  CAS-BOT-BC314820  Helianthella californica var. nevadensis Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5346 Tehama About 20 miles north of Paskenta, Mendocino National Forest 1920 Comment
  JEPS102665  Helianthus exilis Lowell Ahart 2001-6-14 8821 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CHSC112993  Heliotropium curassavicum var. oculatum Lowell Ahart 2013-8-2 18973 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC96666  Heliotropium europaeum Lowell Ahart 2007-5-8 13731 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
  SBBG18979  Heliotropium europaeum T. L. Secrest 1958-6-30 Tehama Sacramento River at Red Bluff 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
  SEINET10808649  Hemizonella minima Jeffrey Huber 1971-6-10 Huber 277 Tehama 18 mi. E of Red Bluff on Calif. Hwy. 36; in live oak, Pinus ponderosa, and digger pine. NE slope (approx. 2 deg. ); rocky soil. 549 Comment
  UC1023455  Hemizonella minima Milo S. Baker and H. K. Wagnon 1959-6-21 12769 Tehama logging road w Paskenta (above 15 mi post, w Tehama County) Comment
  CAS-BOT-BC306004  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-26 12900 Tehama 2.5 miles northeast of Proberta 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
  CHSC77730  Hemizonia congesta subsp. clevelandii B. Castro; L. P. Janeway 1999-6-3 950 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 457 Comment
  CHSC87847  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  CHSC108053  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2011-9-27 10747 Tehama Inner North Coast Ranges. 3.7 air km southwest of Paskenta;along Round Valley Road 1.6 road km north-northeast of Newville Road (Garland Road). 311 Comment
  CHSC65911  Hesperevax acaulis var. ambusticola Vernon H. Oswald; Lowell Ahart 1996-4-15 7371 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. CDFG parcel on the S side of Gyle Rd., NW of Corning. Between pools on the S side of the intermittent stream ca. 0.4 mi E of the lane. 106 Comment
  CHSC65754  Hesperevax acaulis var. robustior Vernon H. Oswald; Lowell Ahart 1996-4-8 7323 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  JEPS88411 Image available Hesperevax acaulis var. robustior Vernon H. Oswald and Lowell Ahart 1996-4-8 7323 Tehama BLM parcel along Hwy 36 ne Red Bluff (high bank on e side of creek ca. 0.6 mi upstream from its mouth on Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  JEPS90958 Image available Hesperevax acaulis var. robustior Dean W. Taylor 1993-4-28 13369 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  SEINET11844256  Hesperevax caulescens Unknown 1982-1 501 Tehama The Nature Conservancy Vina Plains Preserve, NW of barn 60 Comment
  CHSC78855  Hesperolinon disjunctum Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
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Sep 28 2008
  CHSC80015  Hesperolinon disjunctum L. P. Janeway; Gail Kuenster, Shirley Innecken 2000-6-13 6800 Tehama Vicinity of Thomes Creek and Bennett Creek. 304 Comment
  UC1212494  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4025 Tehama County road to Ball Rock just without boundary of Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  CHSC80663  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
  CHSC101397  Hesperolinon tehamense David Isle 1992-5-23 1565 Tehama 7.55 miles above Paskenta Store; west of M-2 (23NO1.3) and Beehive Flat. 664 Comment
  CHSC48603  Hesperolinon tehamense Vernon Oswald 1986-6-23 2147 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  CHSC78668  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6804 Tehama Inner Coast Ranges. Along Mud Flat Road 2.6 km west from Round Valley Road. 570 Comment
  CHSC79074  Hesperolinon tehamense L. P. Janeway 2000-6-30 6865 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  CHSC88279  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama Along a small wash, burned area on the east side of Road M2, about 9 miles west of Paskenta. 883 Comment
  CHSC91087  Hesperolinon tehamense D. Isle 1995-6-20 208 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trailhead, 1.8 mi. up Log Springs Rd. from Salt Creek CC (=0.15 mi. up from Wilder Pond)=Nomlaki Trailhead Meadow. 633 Comment
  JEPS101972  Hesperolinon tehamense Dean W. Taylor 1997-6-27 16104 Tehama one mile South of Pepperwood Spring; Raglin Ridge Road, Mendocino National Forest 853 Comment
  JEPS122823  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 286 Tehama Along road to Mud Flat campground off the Round Valley Road southwest of Paskenta. Comment
  SD211625  Hesperolinon tehamense Barbara Ertter, Brad Olson 1991-7-4 10202 Tehama Toomes Camp Road (Mendocino FR 23N01) 7.0 miles West of Paskenta, circa 23 airmiles West of Corning, near streamlet 609 Comment
  UC1212207  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3533 B Tehama 8.3 mi w Paskenta; Inner North Coast Ranges Comment
  UC762272  Hesperolinon tehamense R. F. Hoover 1939-5-11 4101 Tehama foothills above Paskenta (on road to Covelo) Comment
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Dec 30 2018
  RSA0004099  Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta road 11.1 miles west of Paskenta, Mendocino National Forest 1159 Comment
  UC821946  Hesperostipa comata subsp. intermedia A. A. Heller 1916-4-20 12334 Tehama hills 3 mi n Redding 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
  CAS-BOT-BC311022  Heterotheca oregona Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  CDA13590  Heterotheca oregona var. compacta G. F. Hrusa 1996-8-17 13515 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  UC87444  Heterotheca oregona var. compacta T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UC177050  Heterotheca oregona var. rudis T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UC894686  Heterotheca oregona var. rudis Alice Eastwood Aug 22 1912-Aug 26 1912 1925 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  CHSC68703  Heuchera micrantha var. erubescens Vernon H. Oswald; Lowell Ahart 1997-5-14 8440 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  CAS-BOT-BC420438  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Tehama North slope of North Yolla Bolly Mt., line of Tehama-Trinity County 1981 Comment
  CHSC61707  Heuchera micrantha var. pacifica Vernon H. Oswald; Lowell Ahart 1993-9-2 5915 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. Growing in an outcrop along the N side of the ridge near the summit. 2438 Comment
  UCD80073  Hieracium albiflorum CNPS SN Foothill Team 2005-6-28 SNNR 0512 Tehama USFS Lassen National Forest. 996 Comment
  CAS-BOT-BC312341  Hieracium albiflorum John Thomas Howell 1960-8-18 36033 Tehama Bluf Falls near Lassen Volcanic National Park 1981 Comment
  HSC70134  Hieracium greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4460 Tehama Along road to summit of Mount Tedoc 1555 Comment
  CAS-BOT-BC318550  Hieracium greenei Milo S. Baker 1940-8-13 9826 Tehama Near Government Flat Comment
  CHSC117748  Hirschfeldia incana Lowell Ahart; John Dittes 2016-8-24 21261 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  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
  CHSC68962  Holodiscus discolor Vernon Oswald; Lowell Ahart 1997-7-7 8670 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. Near a large hillside seep. 1676 Comment
  HSC97586  Holodiscus discolor Vernon H. Oswald, L. Ahart 1997-7-7 8670 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 Comment
  CAS-BOT-BC150151  Holodiscus microphyllus var. microphyllus John Thomas Howell 1960-8-19 36198 Tehama Brokeoff Mt. 2804 Comment
  UCD32628  Hordeum brachyantherum Beecher Crampton 1954-6-16 2002 Tehama 2 miles E of Whitlock Camp, to the W of Paskenta. 914 Comment
  CHSC41051  Hordeum marinum subsp. gussoneanum Pauleen Broyles 1982-4-28 489 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road and e of irrigation ditch. 67 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
  JEPS97207  Hordeum marinum subsp. gussoneanum Vernon H. Oswald and L. Ahart 1995-4-3 6568 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA295450  Hordeum murinum subsp. glaucum J. R. Reeder, C. G. Reeder 1981-5-20 7353 Tehama c.a. 6.5 km SW of Dales. 240 Comment
  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
  HSC1774  Hordeum murinum subsp. leporinum Larry Berti 1969-5-9 80 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS118028  Hordeum murinum subsp. leporinum Lowell Ahart, John Dittes 2011-6-9 17467 Tehama On the east bank of Acorn Hollow Creek, at Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS44571  Horkelia fusca subsp. tenella Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1478 Comment
  UC903244  Horkelia fusca subsp. tenella Mrs. H. P. Bracelin 1931-5-31 405 Tehama 12 mi w Red Bluff Comment
  CHSC55582  Horkelia tridentata K. R. Stern 1986-5-21 8307 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA719180  Horkelia tridentata L. Ahart 2006-7-19 13021 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  SBBG2957  Horkelia tridentata H. and M. Dearing 1938-6-22 2085 Tehama Deer Crk 1219 Comment
  SD43487  Hydrophyllum capitatum Philip A. Munz 1947-5-18 4387 Tehama 12 mi E of Mineral on Hwy 36 1584 Comment
  CHSC56305  Hydrophyllum capitatum var. alpinum K. R. Stern 1986-5-21 8258 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  RSA66619  Hypericum formosum var. scouleri P. A. Munz 1951-7-26 16912 Tehama South base of South Yolla Bolly Mountains. 2104 Comment
  JEPS127223  Hypericum mutilum subsp. mutilum Lowell Ahart, John Dittes 2016-8-24 21260 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
  UC1052826  Hypericum perforatum J. I. Mallory 1956-6-5 144 Tehama Inskip Lookout Rd. 1 mi. n.-n.e. of Paynes Creek; east Tehama Co., Quad. 33-B-3 594 Comment
  CHSC78610  Hypochaeris glabra Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 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
  HSC81953  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1979-6-25 4880 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC79088  Isoetes howellii B. Castro; L. P. Janeway 2000-4-5 1061 Tehama Vicinity of Orland, among 'hummocky' rolling hills of grazed annual grassland adjacent to Rice Creek. 112 Comment
  UC1586565  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1991-5-9 4571 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of Bend Bridge over Sacramento River, ca 400 ft w of large impoundment at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  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
  CAS-BOT-BC69941  Isoetes howellii Doris Kildale Gillespie 1930-5-14 9359 Tehama 10 mi. e. of Red Bluff on Susanville Road. Comment
  CHSC65083  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1995-7-31 7154 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd, (A6) ca. 1 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. 213 Comment
  UCD18896  Isoetes orcuttii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 204 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CHSC40821  Juncus acuminatus Pauleen Broyles 1982-5-10 569 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch NW of barn in s pasture. 66 Comment
  RSA718736  Juncus balticus L. Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  CHSC94283  Juncus balticus var. balticus Lowell Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CDA39205  Juncus bufonius G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2668 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  CHSC64565  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1995-4-10 6633 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Manton Rd. and Dales Lake. 213 Comment
  JEPS115390  Juncus bufonius var. bufonius Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16338 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lass 1493 Comment
  HSC82148  Juncus covillei Thomas W. Nelson, Jane Nelson 1979-6-25 4906 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  UCD80373  Juncus dubius CNPS SN Foothill Team 2006-6-6 SNNR 1247 Tehama TNC Pelton Ranch. 507 Comment
  JEPS105647  Juncus effusus var. exiguus L. P. Janeway 2001-6-10 7157 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  CHSC76861  Juncus ensifolius L. P. Janeway; B. Castro 1999-8-22 6530 Tehama High North Coast Ranges. Seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  HSC97791  Juncus ensifolius Vernon H. Oswald, L. Ahart 1997-7-7 8673 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 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
  UC1619923  Juncus exiguus Barbara Ertter 1991-9-2 10761 Tehama 16 air mi e of Covelo (0.5 mi n of Wells Cabin Campground on Ridge Road, at head of Burnt Creek on e side of Anthony Peak, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  JEPS110279  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CHSC102218  Juncus laccatus Peter F. Zika 2009-8-17 24611 Tehama Cascade Range Highlands; 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  JEPS123931  Juncus laccatus Lowell Ahart, John Dittes 2015-8-6 20488 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UC1748341  Juncus laccatus L. P. Janeway and B. Castro 1999-8-24 6548 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  CAS-BOT-BC26060  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff Comment
  CHSC54024  Juncus leiospermus var. leiospermus Vernon H. Oswald; Lowell Ahart 1991-5-9 4555 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 a track on the north side of a newly constructed pond ca. 0.5 mi southeast of the entrance kiosk. 112 Comment
  UCR246370  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama Cascade Range Foothills (CaRF), west side of Wildcat Road, 0.4 road miles south of bridge over Battle Creek 320 Comment
  RSA121611  Juncus mertensianus G. D. Barbe 1955-7-21 234 Tehama The south shore of Square Lake. South Yolla Bolly. 2104 Comment
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Jul 23 2009
  RSA718740  Juncus nevadensis L. Ahart 2006-7-25 13078 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  CHSC59148  Juncus occidentalis Vernon H. Oswald 1992-8-19 5166 Tehama Lassen Volcanic National Park. Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. In a drainage crossing the trail. 2194 Comment
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  UCD141631  Juncus occidentalis Lowell Ahart 2010-7-17 16883 Tehama on the north side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, about 4.5 miles (air) southeast of Manton, about 2.5 miles (air) north of Highway 36. 879 Comment
  UC1873691  Juncus occidentalis Barbara Ertter with James R. Shevock 1992-6-14 11131 a Tehama 0.8 miles south of Battle Creek bridge on Wild Cat Road, ca 7 air miles NW of Paynes Creek (town). Comment
  JEPS117668  Juncus orthophyllus Lowell Ahart, John Dittes 2010-7-17 16885 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
  JEPS106084  Juncus oxymeris Lowell Ahart 2004-6-11 11034 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC87865  Juncus patens Lowell Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 549 Comment
  CHSC65073  Juncus tenuis Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster (collected in Pool 7). 213 Comment
  UCD142363  Juncus tenuis John Thomas Howell 1960-8-20 36224 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CDA34213  Juncus trilocularis L. Ahart, J. Dittes 2010-7-17 16884 Tehama On the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, 2.8 miles (air) north of Highway 36. Comment
  RSA740678  Juncus uncialis J. T. Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  CHSC87003  Juncus xiphioides 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
  JEPS27193  Juniperus californica W. L. Jepson 1929-9-30 15337 Tehama 14 mi ne of Red Bluff (and 11 mi ne of U S 99-E, at the junction of the rd. to Manton with that to Paynes Creek); Dales Station 182 Comment
  UC766774  Juniperus californica R. F. Hoover 1940-9-22 4621 Tehama plateau ne Red Bluff Comment
  UCR3624  Juniperus californica Frank C. Vasek 1964-8-4 640804- 12 Tehama 33 mi NW of Red Bluff & 0.2 mi south of Hwy 36 on Vestal Road. Comment
  SEINET11054088  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-29 2222 Tehama Yolla Bolly Mountains, hill above Robinson Creek at intersection of Opium Blade Ridge and Devils Hole Ridge, at intersection of Tehama and Trinity counties. 1890 Comment
  CAS-BOT-BC236786  Keckiella breviflora Carl B. Wolf 1937-9-5 9294 Tehama 2 miles below Payne Creek P.O., Northern Sierra Nevada Foothills 304 Comment
  UCD80780  Keckiella breviflora CNPS SN Foothill Team 2005-6-8 SNNR 0174 b Tehama TNC, Dye Creek Preserve, overlooking Dye Creek. 362 Comment
  JEPS88585  Keckiella breviflora var. glabrisepala Vernon H. Oswald and Lowell Ahart 1996-5-20 7577 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Intermittent stream at northeast end of the parcel. 182 Comment
  CHSC87906  Keckiella lemmonii Lowell Ahart 2004-6-11 11029 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  UC2043034  Keckiella lemmonii Barbara Ertter with Brad Olson 1991-7-5 10322 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca. 15 air miles WNW of Red Bluff Comment
  JEPS124022  Kelloggia galioides Lowell Ahart, John Dittes 2015-8-5 20481 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
  CDA2214  Koeleria gerardi J. C. Carlton 1974-10-24 Tehama Approximately 5 miles south of Red Bluff on Paskenta Road. 0 Comment
  CHSC66127  Koeleria phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7474 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the edge of the intermittent stream near the W boundary. 103 Comment
  CHSC115526  Kyhosia bolanderi Lowell Ahart; John Dittes 2015-8-5 20453 Tehama Bog, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. Comment
  JEPS124048  Kyhosia bolanderi Lowell Ahart, John Dittes 2015-8-5 20453 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC66877  Lactuca saligna Vernon H. Oswald; Lowell Ahart 1996-9-4 8251 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream. 182 Comment
  CAS-BOT-BC341377  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CAS-BOT-BC341379  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC48171  Lagophylla glandulosa V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3367 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct. with M4. 377 Comment
  JEPS88084  Lagophylla glandulosa Vernon H. Oswald and Lowell Ahart 1996-7-8 7954 Tehama BLM parcel along Hwy 36 ne Red Bluff (on banks of intermittent stream crossing ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UC295959  Lagophylla glandulosa H. M. Hall 1924-7-13 11960 Tehama 10 mi (20 km) n Corning Comment
  RSA151743  Lagophylla glandulosa R. C. Bacigalupi, G. Bacigalupi, J. R. Sweeney 1953-8-29 4339 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  RSA606131  Lagophylla glandulosa L. C. Wheeler 1935-5-23 3520 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UC1606328  Lagophylla glandulosa Barbara Ertter, Brad Olson 1993-5-15 11791 Tehama N of Red Bluff (Jellys Ferry Road 6 mi NNE of Int Hwy 5) 121 Comment
  JEPS102880  Lagophylla ramosissima Lowell Ahart 2001-6-14 8835 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and W sides of road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC2822  Lasthenia californica David Prall 1965-3-28 19 Tehama In field adjacent to east of Meridian Rd. 8 miles NE of HW. 99E. Comment
  CHSC77311  Lasthenia californica Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  SEINET11447675 Image available Lasthenia californica C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 49 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site 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
  JEPS21629  Lasthenia californica subsp. californica Rimo Bacigalupi with Dr. and Mrs. H. L. Mason Apr 22 1958-Apr 23 1958 6288 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 82 Comment
  JEPS97212  Lasthenia californica subsp. californica Vernon H. Oswald and L. Ahart 1995-4-3 6560 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  SEINET3402468  Lasthenia californica subsp. californica R. W. Spellenberg, N. Zucker 2011-4-20 14281 Tehama Along CA Hwy. 99 ca. 26 air km NW of Chico, edge of Vina Plains Reserve 100 m south of Rowles Road. 65 Comment
  JEPS10059  Lasthenia fremontii R. F. Hoover 1937-5-19 2251 Tehama near Vina Comment
  CHSC65945  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-23 7426 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Located W of Hog Lake. 262 Comment
  JEPS10006  Lasthenia gracilis W. L. Jepson 1899-4-27 Tehama Salt Gulch Yallo Bally Mountains, Greasewood Hills Comment
  CHSC14181  Lasthenia platycarpha Tim Manolis 1973-3-31 41 Tehama Pastureland 16 mi n of Chico, 1 mi e Hwy 99 along Kiefer Rd. Comment
  CHSC55693  Lathyrus nevadensis Steven Triano 1988-4-17 71 Tehama Along s side of Hwy. 32 ca. 1.6 mi se of its jct. with Hwy 89. 1139 Comment
  CHSC107094  Layia fremontii M. Mitchell 2010-3-4 23 Tehama Dye Creek Preserve. 109 Comment
  SEINET11447716 Image available Layia fremontii C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 48 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site Comment
  UC894092  Layia platyglossa A. A. Heller 1914-4-29 11331 Tehama 8 mi s of Vina; Pine Creek Comment
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Jul 7 2009
  CHSC84585  Leersia oryzoides Lowell Ahart; John Dittes 2003-9-17 10607 Tehama On the south side of 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
  RSA261423  Lemna minor Susan Larson 1964-5-11 35 Tehama Beside U.S. Highway 99 West, ca. 5 miles south of Red Bluff 85 Comment
  CHSC92794  Leontodon saxatilis subsp. saxatilis John Dittes; Josephine Guardino 2005-5-11 1121 A 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
  CDA15423  Leontodon taraxacoides G. F. Hrusa, J. Hart 1998-5-1 14409 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  CHSC77323  Lepidium nitidum var. nitidum Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 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
  JEPS97494  Lepidium strictum Vernon H. Oswald and L. Ahart 1995-4-10 6632 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC41024  Leptosiphon bicolor Pauleen Broyles 1982-3-23 340 Tehama The Nature Conservancy Vina Plains Preserve. On a slope w of irrigation ditch and ca 300 m south of Lassen Road. 66 Comment
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  RSA93135  Leptosiphon bolanderi Milo S. Baker 1953-4-26 12540 Tehama 5 mi W of Paskenta along road of Crane Lumber Co at a burn. Elevation not much higher than Paskenta. 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
  RSA716557  Leptosiphon harknessii Niall McCarten 1986-6-22 5292 Tehama North Coast Ranges, Mendocino National Forest, Thomes Creek Watershed: NW of Howell Saddle, W side Rd. 23N01 1616 Comment
  CAS-BOT-BC226738  Leptosiphon latisectus Milo S. Baker 1953-5-10 12616 Tehama W of Paskenta bet. 9 to 10 mi post Comment
  CHSC79793  Leptosiphon parviflorus A. Hove; A. Poteet, C. Sanville 1999-4-17 14 Tehama Hwy 36 Beegum Gorge. 429 Comment
  SD64394  Leptosiphon pygmaeus subsp. continentalis D. F. Howe 1966-6-11 Tehama 6 miles south of Government Flat on ridge between Mandocino & Tehama Cos. 1615 Comment
  CHSC116171  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. 74 Comment
  UCD134086  Lessingia nana Merrill 1927-7-1 754 Tehama Red Bluff. Comment
  OBI82801  Lessingia nemaclada Robert L. Johnson, Mikel R. Stevens 2015-7-10 3947 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  JEPS59021  Lessingia nemaclada John Thomas Howell 1960-7-24 36003 Tehama 10 mi ne Red Bluff Comment
  UC2016530  Lessingia nemaclada Richard Olmstead 1983-7-3 417 Tehama Dry, open hillside next to Highway 32, ca. 2 miles south of Potato Patch Campground, 7 miles north of Butte Meadows. Comment
  UC990718  Lessingia nemaclada Roxana S. Ferris 1953-11-9 12704 Tehama 12 mi w Mineral (on State Highway 36) 914 Comment
  JEPS89642  Lessingia virgata Dean W. Taylor 1993-8-31 14062 Tehama ca. 1.5 air mi. n. Dales Lake (Inks Creek, on hill adjacent to large stock pond in unnamed s. fork Inks Creek); Northern Scaramento Valley, Dales 7 1/2 Quad. 1976 ed., Inks 186 Comment
  UC1287452  Lessingia virgata Willard Spence 1960-9-7 621 Tehama volcanic plateau along Rt. 99 3 mi ne junction of Rt. 99 and 26; Red Bluff Comment
  CAS-BOT-BC444502  Lewisia triphylla C. R. Quick 1950-6-17 50 -21 Tehama Adjacent to Mill Creek Meadows, W of Gurnsey Camp Ground, Lassen National Forest Comment
  JEPS28757  Ligusticum grayi George W. Gillett 1957-8-13 1051 Tehama slopes near beginning of trail at Sulphur Works Checking Station (Brokeoff Mountain Trail, Lassen Volcanic Nat'l Park); Lassen Volcanic Nat'l Park, Brokeoff Mountain Trail 2026 Comment
  UC1731215  Lilium humboldtii subsp. humboldtii Dean W. Taylor 1997-6-6 16031 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset; on north-side of ridge in Sulphur Creek drainage 975 Comment
  RSA67184  Lilium pardalinum Philip A. Munz 1951-7-25 16856 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CHSC23390  Limnanthes alba B. Garamendi 1974-5-11 45 Tehama Mill/Deer Creek Study Area. 100 yds S of Peligreen Place. 975 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
  CHSC27772  Limnanthes douglasii subsp. rosea James T. Nicol 1978-3-20 14 Tehama Ca. .5 mi n of jct. Lassen-Leninger Rds. and Hwy. 99, 3 mi n of Butte Co. line. 59 Comment
  CHSC53966  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4547 Tehama Manton Rd (A-6), 2.0 miles north of Dales. Roadside. 225 Comment
  HSC93928  Limnanthes douglasii subsp. striata A. Miles, M. Malle, B. Gibbs 1999-4-17 17 Tehama Hwy. 36, 20 m from road 300 Comment
  CHSC96246  Limnanthes floccosa subsp. floccosa Jenny Marr 2006-7-1 223 Tehama Located in the north valley, north of Chico, on the Howard Wurlitzer Ranch. Access was from Meridian Road then right onto Barber Road. Collection site was due north of Bell Ranch and north of Pine Creek. 121 Comment
  CHSC105942  Limosella acaulis Lowell Ahart; John Dittes 2010-7-17 16844 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
  RSA756022  Linanthus bicolor Barbara Ertter 1991-5-18 9832 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  UC1594597  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e Hwy 99 (ca 4.75 air mi sse of Paynes Creek, 2.0 mi (odometer) e of the power tranmission lines) 762 Comment
  UCR39820  Linanthus ciliatus Mike Rekart, Scott LaChance, K. Faber 1984-5-12 24 Tehama Turn-off to Sulphur Gulch, 5 mi. SE of Platina 457 Comment
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May 15 2006
  CHSC70895  Linanthus dichotomus Vernon Oswald; Lowell Ahart 1998-4-27 8980 Tehama Vestal Rd. at ATT fiber optics cable post 8/113, 6.1 mi south of Hwy. 36 between Red Bluff and Platina. 304 Comment
  UC1586547  Linanthus dichotomus Vernon H. Oswald and Lowell Ahart 1991-4-16 4503 Tehama 2.0 mi n Colyear Springs Rd. (Red Bank Rd, n of Paskenta) 286 Comment
  JEPS88457  Linanthus filipes Vernon H. Oswald and Lowell Ahart 1996-4-8 7335 Tehama NE of Red Bluff (BLM parcel along Hwy 36; On E side of Paynes Creek, N of Sacramento River); Cascade Range Foothills 106 Comment
  JEPS101664  Linanthus liniflorus subsp. liniflorus Dean W. Taylor 1997-5-30 16008 Tehama Ponderosa Way in canyon Soap Creek 822 Comment
  JEPS76677  Linanthus nuttallii G. L. Stebbins 1972-6-16 Tehama nw side Tedoc Comment
  CAS-BOT-BC123060  Linanthus nuttallii subsp. howellii T. W. Nelson; J. P. Nelson 1980-6-22 5847 Tehama Yolla Bolly Quad. 1.5 miles N of Tedoc Gap along Forest Service road 45, west side of Mount Tedoc. 1500 Comment
  NY336946  Linanthus nuttallii subsp. howellii T. W. Nelson 1980-6-22 5847 Tehama Yolla Bolly Quad, 1.5 miles N of Tedoc Gap along Forest Service road 45, W side of Mount Tedoc 1500 Comment
  SEINET3860346  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-7-1 7437 Tehama Yolla Bolly Quad, Along Forest Service Road 27N13, 0.7 mi S of junction with road 27N12.; 0 1585 Comment
  CHSC45351  Linanthus pungens Vernon Oswald 1986-7-24 2229 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2682 Comment
  CHSC82114  Linanthus pungens L. P. Janeway 2001-7-29 7403 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UCD118734  Linanthus pungens Dean W. Taylor 1976-7-9 6039 Tehama At headwaters of Cub Creek. 1859 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
  CHSC117721  Lindernia dubia var. anagallidea Lowell Ahart; John Dittes 2016-8-25 21313 A 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
  UC1001325  Linum lewisii Louise Kellogg 1952-7-16 64 Tehama on Boswell Ridge directly s of South Yolla Bolly Mountain (near Squaw Camp and Pole Corral, Mendocino National Forest); North Coast Ranges, Mendocino National Forest 2133 Comment
  RSA123550  Linum lewisii Milo S. Baker, Douglas Barbe 1955-7-16 195 Tehama On the east ridge leading to the summit of South Yolla Bolly Mtn. (Mt. Linn). 2348 Comment
  CHSC84591  Lipocarpha aristulata Lowell Ahart; John Dittes 2003-9-17 10601 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
  JEPS66551  Lipocarpha aristulata L. R. Heckard and P. Rubtzoff 1971-7-31 2675 Tehama land-locked lagoon off the Sacramento R. just n.e. Red Bluff Comment
  JEPS95595  Listera convallarioides Lowell Ahart 1994-7-24 7517 Tehama 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road) 1645 Comment
  JEPS47679  Lithophragma bolanderi W. L. Jepson 1927-6-21 12276 Tehama Mineral 1524 Comment
  JEPS88354  Lithophragma bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-23 7452 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Paynes Creek Canyon 0.4 mi n of the of Jeep Trail and 0.2 mi w of power line at this location); Hog Lake Plateau, Cascade Range Foothills 198 Comment
  CHSC67300  Lithophragma parviflorum James D. Jokerst; Walt Anderson 1983-3-8 1692 Tehama Wurlitzer Ranch on Pine Creek, 1.5 mi E of Meridian Rd., on the N bank of Zimmershed Creek ca. 100 m E of its junction with the powerlines. 144 Comment
  CHSC80619  Lithospermum californicum Lowell Ahart 2001-6-16 8863 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS102780  Lithospermum californicum Lowell Ahart 2001-6-16 8863 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  HSC31983  Lolium perenne Donald Spalinger 1974-5-5 53 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 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
  UCR236874  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  HSC38900  Lomatium caruifolium var. denticulatum J. P. Smith, J. O. Sawyer 1971-5-22 4646 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  UC1246762  Lomatium caruifolium var. denticulatum Howard Scott Gentry 1962-5-4 17910 Tehama 8 mi E of Red Bluff ((junction 99) along Rte. 20) 152 Comment
  UC650730  Lomatium ciliolatum var. ciliolatum W. L. Jepson 1897-7-24 14319 Tehama Soldier's Ridge near summit South Yollo Bolley; , Soldier's Ridge 2133 Comment
  RSA592518  Lomatium dasycarpum subsp. tomentosum S. O. Mattoon 1970-4-12 5 Tehama Highway 36, 11.5 miles west of I-5 at Redbluff Coast Range Mountains 305 Comment
  SEINET13944516 Image available Lomatium humile W. A. Weber, Lewis S. Rose 1953-1 8466 Tehama Sandy rolling hills, 2 mi S of Cottonwood, alt. 400 ft 122 Comment
  UC703131  Lomatium macrocarpum Alice Eastwood and John Thomas Howell 1941-7-9 9824 Tehama near Government Flat Comment
  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
  CHSC66468  Lomatium marginatum var. purpureum Vernon H. Oswald; Lowell Ahart 1996-5-20 7595 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  CHSC75245  Lomatium marginatum var. purpureum Vernon H. Oswald; Lowell Ahart 1999-4-12 9698 Tehama High Trestle-McClure Place Trail starting on Hogsback Road ca. 0.5 mi northeast of Finley Lake. 777 Comment
  JEPS94157  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1998-4-27 8959 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy 36) 256 Comment
  JEPS96075  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1996-5-20 7595 .1 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, slopes above Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CHSC3964  Lomatium utriculatum D. F. Johnson 1967-3-9 22 Tehama Moist areas on North Fork of Reeds Creek ca. 10 yds. North of Johnson Rd. ca. 10 mi. west of Red Bluff. 164 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
  CHSC77518  Lomatium utriculatum B. Castro; C. Warren, L. P. Janeway 1999-5-4 909 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte and Garland/Round Valley Rd. 280 Comment
  CHSC96615  Lomatium utriculatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13614 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  RSA21507  Lotus denticulatus Carl B. Wolf 1937-5-16 8693 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  HSC39993  Lotus humistratus J. P. Smith, J. O. Sawyer 1971-5-22 4636 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  RSA90634  Lotus humistratus Milo S. Baker 1953-5-9 12600 Tehama West of Paskenta on roadbank of logging road in Foothills. Comment
  UC718221  Lotus humistratus Carl B. Wolf 1937-5-16 Tehama 4.2 mi below Paynes Creek (Susanville road); Northern Sierra Nevada, Red Bluff 243 Comment
  JEPS55551  Lotus oblongifolius var. oblongifolius W. L. Jepson 1927-6-23 12321 Tehama few mi w Morgan Springs 1584 Comment
  LA83624  Lotus oblongifolius var. oblongifolius O. H. Kappler; 1946-7-21 1355 Tehama Lassen National Park, Cliff Falls Camp 1920 Comment
  CDA27303  Lotus purshianus var. purshianus L. Ahart, J. Dittes 2003-9-17 10579 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  JEPS102875  Lotus purshianus var. purshianus Lowell Ahart 2001-6-8 8773 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
  RSA794946  Lotus purshianus var. purshianus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16314 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
  UC710579  Lupinus adsurgens Alice Eastwood, John Thomas Howell 1941-7-9 9753 Tehama Log Spring Ridge between Log Spring and Government Flat Log Spring Ridge; Log Spring Ridge btw Log Spring and Government Flat Comment
  UC1037487  Lupinus albifrons var. collinus Milo S. Baker and H. K. Wagnon 1953-6-21 12783 Tehama w Paskenta (West Tehama County); w of Paskenta 1219 Comment
  HSC49149  Lupinus bicolor J. O. Sawyer, R. J. Cole 1979-3-11 3331 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  HSC89709  Lupinus bicolor Eric German, Klara Varga, Michele Cardinaux 1989-4-1 8 Tehama Hwy. 36, 20.5 mi. E of Shasta Co. line, 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
  CHSC84718  Lupinus congdonii Samantha Mackey Hillaire; Brian Elliott 2003-5-31 344 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail. 742 Comment
  SEINET10485435  Lupinus klamathensis Jeffrey Huber 1971-6-10 Huber 278 Tehama 18 mi. E of red bluff on calif hwy 36; in live oak, pinus ponderosa, and digger Pine. Ne slope (approx. 20 Degrees); rocky slope. 549 Comment
  SEINET11071965 Image available Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama Square lake; upper south side of South Yolla Bolly Mountain 2118 Comment
  UC1299683  Lupinus lepidus var. sellulus Freed W. Hoffman 1950-7-4 3668 Tehama saddle between North Yolla Bolly and Black Rock; North Coast Ranges, betw North Yolla Bolly and Black Rock 2133 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
  RSA0036358  Lupinus nanus Daisie Huang 2006-4-15 06041552 Tehama Roadside of Hwy 36. 267 Comment
  RSA276279  Lupinus nanus var. apricus Lyman D. Benson 1929-3-26 1054 Tehama Corning Comment
  CHSC67435  Lupinus nanus var. latifolius James D. Jokerst 1983-5-7 1739 Tehama Wurlitzer Ranch on the banks of Zimmershed Creek ca. 0.7 mi E of Meridian Rd. in area of old house site shown on USGS map. 103 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
  RSA261439  Lupinus obtusilobus J. M. Tucker, L. K. Mann, A. O. Tucker 1959-7-19 3553 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  UCR130066  Lupinus polyphyllus subsp. polyphyllus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6908 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  UC1037409  Lupinus polyphyllus var. polyphyllus Douglas Barbe 1955-7-19 219 Tehama in soggy ground below Rocky Cabin Spring (western Tehama County); below Rocky Cabin Spring 1889 Comment
  CHSC23393  Lupinus stiversii B. Garamendi 1974-5-12 22 Tehama Mill/ Deer Creek Study Area. 1 mi N of Deer Creek on Ponderosa Way Beaver Creek Corssing. 670 Comment
  RSA32776  Lupinus subvexus var. subvexus A. A. Heller 1938-5-21 15095 Tehama Just south of Los Molinos. Comment
  RSA0036528  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041526 Tehama Hog Lake Plateau, Manton Rd. 208 Comment
  CHSC68973  Luzula parviflora Vernon Oswald; Lowell Ahart 1997-7-7 8967 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  JEPS94372  Luzula parviflora Vernon Oswald and Lowell Ahart 1997-7-7 8697 Tehama Forest Route 35 at Cedar Creek near the ne corner of Yolla Bolly Middle Eel Wilderness; Forest Route 35 at Cedar Creek 1066 Comment
  CHSC59183  Lythrum hyssopifolia Vernon H. Oswald 1992-9-29 5219 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 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
  JEPS120785  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  SBBG122781  Lythrum tribracteatum B. Ertter et al. 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland 152 Comment
  CHSC117585  Madia elegans subsp. elegans Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21357 Tehama Open low hill area east of the dirt road, northwest part of Childs Meadow, about 100 yards south of Highway 89. 1473 Comment
  CHSC89848  Madia elegans subsp. elegans L. P. Janeway; B. Castro 2004-5-30 8124 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  CHSC90697  Madia elegans subsp. vernalis D. Isle 1995-5-2 1041 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. Mud Flat Road about 1/2 mile below Mud Flat, on north edge of road. 621 Comment
  JEPS102854  Madia exigua Lowell Ahart 2001-6-14 8829 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  OBI72117  Madia exigua Barbara Ertter 1991-5-18 9830 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 . T28N R6W sec 20 NESW 213 Comment
  JEPS108731  Madia glomerata Lowell Ahart 2006-8-15 13198 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
  UC830874  Madia glomerata Alice Eastwood Aug 22 1912-Aug 26 1912 1801 Tehama Morgans Springs Lassen Butte region Comment
  JEPS101363  Madia gracilis Dean W. Taylor 1997-7-18 16131 Tehama Ball Rock 1981 Comment
  UC1606330  Madia gracilis Barbara Ertter with James R. Shevock 1992-6-14 1117 a Tehama ca 9 airmi ese Paynes Creek (Ponderosa Way, 3.3 mi s of Plum Creek Rd, above N Fork Antelope Creek) 1005 Comment
  CAS-BOT-BC334721  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan near Lassen Volcanic National Park 1463 Comment
  RSA724884  Madia gracilis subsp. gracilis L. Ahart 2006-8-15 13197 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  UCD80096  Madia subspicata CNPS SN Foothill Team 2005-5-18 SNNR 0081 Tehama TNC Dye Creek Preserve. Stand is near the upper end of Brown Gulch, NW of Brown Gulch Road. 255 Comment
  UC1950243  Maianthemum racemosum Barbara Ertter with Brad Olson 1991-7-6 10358 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
  CHSC92157  Malacothamnus fremontii J. Molter 1993-6-2 749 b Tehama 426 Comment
  CHSC82311  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC79685  Malacothrix floccifera L. P. Janeway; B. Castro 2000-5-11 6718 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  CHSC80605  Malacothrix floccifera Lowell Ahart 2001-6-14 8830 Tehama On the west side of the road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS103438  Malvella leprosa Lowell Ahart 2002-11-5 10016 Tehama 12 air mi NW of Orland (E of where Burris Creek runs into Black Butte Lake) 152 Comment
  HSC7021  Marah fabacea L. T. Gault 1964-3-24 15 Tehama 0.5 mi. W of Los Molinos on Sacramento River Comment
  CHSC102701  Marsilea oligospora Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16303 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC116172  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2015-6-22 20248 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC27836  Matricaria discoidea Eric J. Miller 1978-4-24 9 Tehama Ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC64532  Medicago praecox Vernon H. Oswald; Lowell Ahart 1995-4-10 6617 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. 207 Comment
  JEPS88445  Medicago praecox Vernon H. Oswald and Lowell Ahart 1996-4-3 7303 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along intermittent stream ca. 0.4 mi. e. of the dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  JEPS88296  Melica californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7568 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 188 Comment
  OBI77303  Melica californica Anthony Baniaga 2011-6-12 339 Tehama CDFG: Tehama State Wildlife Area. Near intersection of Plum Crk rd (202) and Old Crk rd (28N94). Inskip Hill quad T28n R1E sec 5 SW of NW 647 Comment
  UCSB63855  Melica californica Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW(1/4) NE(1/4) Sect. 8; Cascade Range Foothills; Hog Lake Plateau 188 Comment
  CHSC55311  Melica californica var. californica L. P. Janeway 1991-5-11 3958 Tehama Slope above and south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  UC818855  Melica frutescens A. A. Heller 1916-4-20 12338 Tehama 3 mi n Redding Comment
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Jul 15 2013
  UCD32611  Melica geyeri Beecher Crampton 1954-6-16 1977 Tehama Tehama County, Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 Comment
  UCD87315  Melica geyeri Beecher Crampton 1954-6-16 1964 Tehama Crane Mills logging road, Whiskey Saddle, Mendocino National Forest--Paskenta District. 1438 Comment
  JEPS69303  Melica harfordii W. L. Jepson 1927-6-23 12323 Tehama near Morgan Springs 1584 Comment
  UC1183423  Melica stricta J. M. Tucker and L. K. Mann 1959-7-19 3557 Tehama se side South Yolla Bolly Mountain 2255 Comment
  CHSC91288  Melica subulata D. Isle 1995-11-2 335 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 3.4 mi. W of Cold Spring Site. 1706 Comment
  CHSC77338  Melilotus indicus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  JEPS97357  Mentha pulegium Vernon H. Oswald and L. Ahart 1995-7-31 7160 Tehama T29N R1W NW1/4 Sec. 5, 1100 ft, Cascade Range Foothills, Blue Oak Woodland. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch) 335 Comment
  JEPS128466  Mentzelia Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -068 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  UC1023447  Mentzelia dispersa Milo S. Baker and H. K. Wagnon 1953-7-12 12825 Tehama 1.3 m above Whitlock camp (in open forest) 1341 Comment
  CHSC117704  Mentzelia laevicaulis Lowell Ahart; John Dittes 2016-8-24 21265 Tehama About 60 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  UCD18749  Micropus californicus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 42 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  CHSC78613  Micropus californicus var. californicus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  JEPS40552  Micropus californicus var. californicus Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta; Paskenta-Covelo road Comment
  CDA8382  Micropus californicus var. californicus G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2673 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  JEPS97498  Microseris acuminata Vernon H. Oswald and L. Ahart 1995-4-10 6611 Tehama Dales Station on Hwy. 36; ; 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
  UCD80108  Microseris acuminata CNPS SN Foothill Team 2006-4-19 SNFN 0446 b Tehama Private Wurlitzer Ranch, on the south side of Pine Creek. 187 Comment
  SEINET11807874  Microseris acuminata Unknown 1982-1 453 Tehama Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC70865  Microseris sylvatica Vernon Oswald; Lowell Ahart 1998-4-27 8960 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  CHSC80279  Mimetanthe pilosa B. Castro; L. P. Janeway 2000-6-7 1198 Tehama Vicinity of Paskenta and Thomes Creek. 326 Comment
  UC980578  Mimulus Milo S. Baker 1953-5-10 12621 Tehama logging road w Paskenta (about 10 mi post) Comment
  UC980581  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-30 12676 b Tehama logging road w Paskenta (near 5 mi post) Comment
  JEPS10477  Mimulus arvensis Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC1239057  Mimulus arvensis Freed W. Hoffman 1947-6-23 1594 Tehama Government Flat North Coast Ranges 796 Comment
  UC1211920  Mimulus bicolor John H. Weiler, L. Constance, E. Molseed 1960-6-12 60147 Tehama 33 mi ne Chico (on road to Butte Meadows, 3 mi ne of junction with state highway 32) Comment
  JEPS110133  Mimulus breweri Lowell Ahart 2006-7-19 13035 Tehama West edge of an open flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC1239034  Mimulus breweri Freed W. Hoffman 1947-6-23 1677 Tehama Government Flat North Coast Ranges 796 Comment
  RSA67000  Mimulus breweri P. A. Munz 1951-7-25 16887 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  RSA795890  Mimulus floribundus L. Ahart 2012-6-2 18147 Tehama East side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 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
  JEPS5589  Mimulus glaucescens W. L. Jepson 1934-5-4 16625 Tehama 2 mi e Andrews road sta.; Big Antelope Creek 76 Comment
  SBBG15313  Mimulus guttatus H. and M. Dearing 1938-6-22 2074 Tehama Deer Crk Marsh 1219 Comment
  UC980577  Mimulus kelloggii Milo S. Baker and H. K. Wagnon 1953-4-26 12549 Tehama w Paskenta (near 5 mi post) 243 Comment
  RSA309392  Mimulus latidens Robert F. Hoover 1937-5-19 2259 Tehama Near Vina. Comment
  RSA93066  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-10 12621 Tehama Logging road just below 10 mi post west of Paskenta. Comment
  JEPS97240  Mimulus microphyllus Vernon H. Oswald and L. Ahart 1995-4-17 6653 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1239045  Mimulus microphyllus Freed W. Hoffman 1948-7-1 2431 Tehama Eagle Peak North Coast Ranges Comment
  CHSC88284  Mimulus moschatus Lowell Ahart 2004-6-28 11142 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS17596  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5327 Tehama very summit South Yollo Bolly (Mt. Linn); Tehama-Trinity County Line 2463 Comment
  RSA66632  Mimulus nanus var. nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2348 Comment
  JEPS88467  Mimulus nasutus Vernon H. Oswald and Lowell Ahart 1996-4-23 7427 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Pool W of Hog Lake. Comment
  UCD80791  Mimulus nasutus CNPS SN Foothill Team 2006-4-4 SNFN 0440 e Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  UC1949185  Mimulus primuloides Barbara Ertter with Brad Olson 1991-7-6 10384 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  UC625477  Mimulus primuloides Frank W. Gould 1938-6-26 467 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  UC1019545  Mimulus primuloides subsp. primuloides Louise Kellogg 1952-7-15 55 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  JEPS126587  Mimulus pulsiferae Lowell Ahart, John Dittes 2016-6-22 21040 Tehama About 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CHSC117166  Mimulus torreyi Lowell Ahart; John Dittes 2016-6-22 21028 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  JEPS126571  Mimulus torreyi Lowell Ahart, John Dittes 2016-6-22 21028 Tehama About 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  UC625478  Mimulus torreyi Frank W. Gould 1938-6-26 465 Tehama just w Plumas County line (near Hwy 89) Comment
  JEPS4200  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama near Deer Creek Lodge (along Highway #36) 1463 Comment
  POM252818  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama Along Hwy #36 near Deer Creek Lodge. 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
  JEPS22482  Minuartia californica Willis L. Jepson 1899-4-26 Tehama Crane Creek district; hills, w Tehama Co. Comment
  UC511484  Minuartia californica D. K. Gillespie 1930-5-9 9287 Tehama 18 mi w Mineral (on the Susanville Road) Comment
  HSC31709  Minuartia californica Teresa Prendusi 1974-5-4 67 Tehama Along Hwy. 36, 21 mi. E of Trinity Co. line Comment
  CHSC64965  Minuartia douglasii Vernon H. Oswald; Lowell Ahart 1995-7-12 7032 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC79714  Minuartia douglasii L. P. Janeway; B. Castro 2000-4-5 6656 Tehama Vicinity of Rice Creek, west of Hwy I-5. 106 Comment
  CHSC91015  Minuartia douglasii David W. Isle 1995-5-2 1054 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  JEPS94363  Minuartia douglasii Vernon H. Oswald and Lowell Ahart 1997-5-14 8457 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 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
  CAS-BOT-BC174706  Minuartia nuttallii P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  HSC4082  Minuartia nuttallii Louise Kellogg Jul 1952 22 Tehama Mendocino National Forest, rocky point near road near Squaw Camp and Pole Corral on Boswell Ridge, directly S of S Yolla Bolly Mtn. 2134 Comment
  CHSC48257  Minuartia nuttallii subsp. gracilis Vernon Oswald 1986-7-24 2236 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CHSC61416  Minuartia nuttallii subsp. gracilis Vernon H. Oswald; Lowell Ahart 1993-8-18 5834 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. 2490 Comment
  CHSC61725  Minuartia nuttallii subsp. gregaria Vernon H. Oswald; Lowell Ahart 1993-9-2 5903 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  CHSC90429  Minuartia nuttallii subsp. gregaria Niall McCarten 1986-6-16 5448 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29, 0.5 mi. due so. of Browns Camp, 1 mi. east of Ides Cove Trailhead. Comment
  UC1609307  Minuartia nuttallii subsp. gregaria Vernon H. Oswald and Lowell Ahart 1993-9-2 5903 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  RSA158057  Minuartia nuttallii subsp. gregaria J. M. Tucker, L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  LA47653  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama SE side of South Yolla Bolly Mountain 2255 Comment
  CAS-BOT-BC181120  Minuartia nuttallii var. nuttallii John Thomas Howell 1960-8-19 36201 Tehama Summit ridge, Brokeoff Mt. - Lassen Volcanic National Park 2804 Comment
  CAS-BOT-BC181139  Minuartia rosei J. P. Smith; T. W. Nelson 1978-7-22 10031 Tehama Shasta-Trinity National Foest, Tedoc Mtn. 1613 Comment
  JEPS81113  Minuartia rosei J. P. Smith and T. W. Nelson 1978-7-22 10031 Tehama Tedoc Mt. Shasta-Trinity National Forest, Yolla Bolly Quadrangle 1613 Comment
  CHSC80225  Mollugo verticillata B. Castro; L. P. Janeway 2000-5-23 1176 Tehama Vicinity of Orland and Black Butte Lake, near Rice Creek. 103 Comment
  CAS-BOT-BC435057  Mollugo verticillata Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  CHSC117163  Monardella breweri subsp. lanceolata Lowell Ahart; John Dittes 2016-6-22 21027 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  UCR280846  Monardella breweri subsp. lanceolata Lowell Ahart, John Dittes 2016-6-22 21027 Tehama c. 0.5 mile southwest of the fish ladder on Deer Creek, c. 0.6 air mile northeast of USFS Road 27N08 Bridge over Deer Creek, c. 2.5 miles by trail to Hwy 32 947 Comment
  CAS-BOT-BC215506  Monardella odoratissima Mrs. H. C. Cantelow 1938-7-5 s.n. Tehama On Deer Creek Road, s.w. of Chester , and 5.3 miles s.w. of junction of Highway 32 with Highway 89 1280 Comment
  RSA201217  Monardella odoratissima Hans Leschke 1960-8-5 1678 Tehama Between Summit Lake and Bear Lakes, Lassen Volcanic National Park 2134 Comment
  CHSC79175  Monardella odoratissima subsp. pallida L. P. Janeway 2000-6-29 6847 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  POM126637  Monardella odoratissima subsp. pallida W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  UC2035955  Monardella odoratissima subsp. pallida Milo S. Baker 1940-8-14 9841 Tehama Near Murphy's along trail west of house leading north, Government Flat Comment
  JEPS76666  Monardella purpurea L. R. Heckard 1972-7-17 2958 Tehama Northwest side of Tedoc Mt. along new road around west of mountain. 1280 Comment
  CDA40786  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range; 5.1 km southeast of Turner Mountain, along Road 29N48; top of very steep southwest slope into inner canyon of Mill Creek above Big Bend . Comment
  HSC14279  Monardella villosa Larry Berti 1968-7-20 Tehama 5 mi. N of Dales Station Comment
  JEPS96002  Monardella villosa subsp. villosa Vernon H. Oswald and Lowell Ahart 1996-6-3 7703 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the dry bed of a rock flood channel along Paynes Creek ca. 0.3 mi. downstream from the old bridge site; Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CHSC46209  Montia linearis Pauleen Broyles 1985-2-23 939 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow w of large vernal pool n of the barn in south pasture. 63 Comment
  CHSC51901  Montia linearis K. R. Stern; L. P. Janeway 1986-5-21 8295 Tehama Deer Creek Meadows, 1 mi SE of jct jsys 32 and 36. 1402 Comment
  CHSC102679  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16345 -A Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC105719  Muhlenbergia filiformis David Isle 1992-9-2 1792 Tehama Mendocino National Forest - North Coast Ranges Grindstone Creek Watershed. SE of Anthony Peak ~ 1.6 mi (0.8 mi SE of Wells Cabin Cpgd and 0.3 mi SW of Board Ck x-ing); Wet spot ~100' below Brewer Oak Cpgd. 1743 Comment
  JEPS96709  Muhlenbergia filiformis Dean W. Taylor 1997-7-24 16161 Tehama Dry Lake; Lassen National Forest 1813 Comment
  UCD104384  Muhlenbergia filiformis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6854 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CAS-BOT-BC83250  Myosurus minimus John Thomas Howell 1954-4-26 29191 Tehama 6 miles south of Corning. 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
  UC1026393  Myosurus minimus John Thomas Howell 1954-4-26 29191 Tehama 6 mi s Corning Comment
  RSA202443  Najas flexilis Richard Yeo 1966-9-26 s.n. Tehama At end (21 miles downstream) of Tehama Canal, ca. 4 miles southwest of Corning Comment
  JEPS97339  Nama lobbii Vernon H. Oswald and L. Ahart 1995-7-17 7096 Tehama T29N R4E NE1/4 SE1/4 Sec. 8, 5840 ft, High Cascade Range, transition to Red Fir Forest, volcanic soils. Forest Road 29N22 2.2 mi W of Hwy. 89, ca. 2.5 mi SSE of the SW corner of Lassen Volcanic National Park 1780 Comment
  CHSC81429  Nassella cernua L. P. Janeway; Shirley Innecken 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  UCD87399  Nassella cernua A. A. Beetle 1944-5-22 3013 Tehama Between Button Canyon and Diamond Range, road from Red Bluff to Beegum. Comment
  RSA93463  Nassella cernua Keith Wagnon 1953-5-9 12594 Tehama Logging road west of Paskenta in foothills at 6 mi post above the road Comment
  CHSC49584  Nassella lepida Vernon Oswald 1988-5-12 3301 Tehama M2 (23N01) 7.7 mi (odometer) w of Paskenta. 688 Comment
  CHSC116926  Nassella pulchra J. P. Bergmann 2011-4-26 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  UCD87537  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding. Comment
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Jul 15 2013
  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
  CHSC64981  Navarretia divaricata subsp. vividior Vernon H. Oswald; Lowell Ahart 1995-7-12 7022 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. On the upper bank of a pond and at the edge of the road. 1158 Comment
  CHSC105935  Navarretia filicaulis Lowell Ahart; John Dittes 2010-7-17 16851 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  UCD80644  Navarretia heterandra CNPS SN Foothill Team 2005-6-7 SNNR 0166 Tehama TNC, Dye Creek Preserve. 471 Comment
  CHSC66494  Navarretia intertexta subsp. intertexta Vernon H. Oswald; Lowell Ahart 1996-5-20 7587 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Flat bordering the edge of Paynes Creek just downstream from the mouth of an intermittent stream at the northeast end of the parcel. 158 Comment
  RSA756866  Navarretia intertexta subsp. intertexta Barbara Ertter, James R. Shevock 1992-6-14 11152 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town). 610 Comment
  CHSC80240  Navarretia jepsonii B. Castro; L. P. Janeway, G. Kuenster 2000-6-20 1199 A Tehama Vicinity of Paskenta and Thomes Creek. 316 Comment
  JEPS105971  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along trail to Dead Rabbit Lake, ca. 50 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 549 Comment
  SJSU11625  Navarretia leptalea subsp. leptalea J. W. Tilden 1960-6-26 1486 Tehama by Wilson L 1524 Comment
  OBI11319  Navarretia leucocephala R. F. Hoover 1968-5-29 11134 Tehama 4 miles SE of Vina Comment
  UCD48531  Navarretia leucocephala Amelie C. Blyth 1950-7-16 3 Tehama Roadside meadow about 5 miles east of Childs Meadow, on Highway 36 and 89, Tehama County, California. 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
  CDA40125  Navarretia mellita L. Ahart 2004-6-11 11045 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about a 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CHSC41028  Navarretia pubescens Pauleen Broyles 1982-5-10 565 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  CHSC80243  Navarretia pubescens B. Castro; L. P. Janeway 2000-6-6 1195 Tehama Vicinity of Paskenta and Thomes Creek. 332 Comment
  JEPS70429  Navarretia pubescens W. L. Jepson 1927-6-25 12352 Tehama Pine Creek road station 60 Comment
  UC1606317  Navarretia pubescens Barbara Ertter, Brad Olson 1993-5-15 11722 Tehama nw of Orland (Buckhorn Campground, at n end of Black Butte Reservoir); Black Butte Reservoir 152 Comment
  UC526147  Navarretia pubescens John Thomas Howell 1934-6-17 12234 Tehama near Cottonwood Comment
  UCD32600  Navarretia pubescens Beecher Crampton 1954-6-15 1960 Tehama Tehama County, 3 miles east of Paskenta, flats of Thomes Creek. Comment
  UCSB63895  Navarretia pubescens 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; Paynes Creek ; Hog Lake Plateau 164 Comment
  CHSC54107  Navarretia subuligera Vernon H. Oswald 1991-5-20 4602 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  UCD39797  Navarretia subuligera Collector Unknown no date Tehama NE of Red Bluff. Comment
  CDA18416  Navarretia tagetina G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2660 Tehama Sacramento Valley; On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. 243 Comment
  CHSC41029  Navarretia tagetina Pauleen Broyles 1982-5-10 561 Tehama The Nature Conservancy Vina Plains Preserve. W of Sheep Camp Ditch and ca 400 m to nw of barn in s pasture. 60 Comment
  UC1002643  Navarretia tagetina Milo S. Baker and H. K. Wagnon 1953-5-31 12701 Tehama about 1 mi e Paskenta (along road to Corning, w Tehama County) Comment
  UC1607544  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  CHSC76525  Navarretia viscidula Heidi West; Jenny Marr, C. Warren,J. Cunningham, N. Wight 1998-7-6 Tehama Along un-named tributary, vicinity of South Fork Cottonwood Creek, Long Gulch, and Story Flat. 365 Comment
  JEPS105201  Navarretia viscidula Dean W. Taylor 1995-5-24 14939 Tehama about 5 miles S Red Bluff; Coyote Creek 1.5 miles west of Paskenta Road 167 Comment
  SD71270  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama 1 mile south of Cottonwood, dry clay flat Comment
  UC1111588  Navarretia viscidula Herbert L. Mason 1947-5-18 14791 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  RSA755318  Nemophila heterophylla L. P. Janeway 2009-3-28 9687 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. 468 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
  HSC90404  Nemophila heterophylla Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 24 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  CHSC116923  Nemophila menziesii J. P. Bergmann 2011-3-18 Tehama Corning,Loleta Avenue. 66 Comment
  HSC1747  Nemophila parviflora Larry Berti 1969-3-21 52 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  RSA756240  Nemophila parviflora var. austiniae Barbara Ertter, Brad Olson 1991-7-6 10367 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC1949209  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-4 10226 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
  RSA90610  Nemophila parviflora var. parviflora Milo S. Baker 1953-6-21 12790 Tehama Logging road west of Paskenta above Henderson s Canyon. Comment
  CHSC103806  Nemophila pedunculata Barbara Ertter; Brad Olson 1991-7-6 10403 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. 1889 Comment
  SD211614  Nemophila pedunculata Barbara Ertter, Brad Olson 1991-7-6 10403 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  UCD80355  Nemophila pedunculata CNPS SN Foothill Team 2006-4-4 SNFN 0440 c Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  POM249002  Nemophila pedunculata Lincoln Constance, J. L. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  SEINET3887715  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction.; 0 244 Comment
  CHSC29841  Orcuttia pilosa K. R. Stern 1980-6-16 6662 Tehama Vernal pool, 0.7 mi. E of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
  CHSC52890  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 64 Comment
  CHSC52893  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  JEPS84163  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. 60 Comment
  SD131796  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road, large vernal pool 60 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
  UCD88246  Orcuttia pilosa F. T. Griggs 1973-8-7 s.n. Tehama 16 miles north of Chico, 100 meters south of Lassen Road, approx. 0.5 mile east of Hwy. 99. Comment
  CAS-BOT-BC254345  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CAS-BOT-BC254350  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, State Highway 36, 10.8 miles NE of Red Bluff Comment
  CHSC43103  Orcuttia tenuis Pauleen Broyles 1982-8-11 837 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in easternmost pasture. 68 Comment
  CHSC52904  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.25 miles SW of the Manton Road (County Rd. A-6) crossing of Spring Branch creek. Vernal pool. 312 Comment
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Jul 28 2009
  CHSC52908  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama Central Valley. Reservoir 612, about 15 miles NE of Red Bluff, 1.3 miles NNW of Dales Lake on Inks Creek Ranch. Pond. Comment
  JEPS84131  Orcuttia tenuis R. D. Stone 1986-7-20 771 Tehama n side of Hwy 36 about 11 mi ne Red Bluff; Central Valley, Hog Lake 263 Comment
  JEPS84153  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 843 Tehama 1.5 mi nne Dales (0.25 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 210 Comment
  OBI77691  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  SBBG100081  Orcuttia tenuis R. D. Stone 1986-7-23 784 Tehama Reservoir 466, about 15 mi NE of Red Bluff and 3.6 mi NW of Dales Lake on Inks Crk Ranch Comment
  SD116662  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1972-6-5 5653 Tehama ca. 4 miles SW of Dales. Grassy plateau, at the E end of a pond with small earth dam 274 Comment
  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
  UCR71594  Orcuttia tenuis R. D. Stone 1986-7-23 783 Tehama ABout 15 miles NE of Red Bluff and 2.6 miles NW of Dales Lake on Inks Creek Ranch 137 Comment
  SEINET10894253  Orcuttia tenuis Stone 1986-1 Tehama Comment
  SEINET11665623  Orcuttia tenuis Unknown 1982-1 Tehama Comment
  OBI55518  Oreostemma alpigenum var. andersonii David J. Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen Natl Forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  JEPS117395  Orobanche californica subsp. grayana Lowell Ahart, John Dittes 2010-10-4 17278 Tehama Northwest meadow area 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
  CHSC68592  Orobanche fasciculata Vernon H. Oswald; Lowell Ahart 1997-5-14 8460 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) south of Moak Trailhead. In the path of 1990 fire. 1066 Comment
  JEPS10810  Orobanche fasciculata Hilda W. Grinnell 1927-5-26 Tehama Between Mineral and Payne Creek. Comment
  RSA516485  Orthocarpus attenuatus V. Bailey 1938-4-16 s.n. Tehama Paskenta (6 mi. w. of) on Paskenta Covelo Road. 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
  SEINET10549671  Orthocarpus erianthus Mary Susan Taylor 1975-4-18 Taylor 487 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
  UC2012947  Osmorhiza chilensis Barbara Ertter with James R. Shevock 1992-6-14 11169 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town) Comment
  CHSC60294  Osmorhiza occidentalis Mary Ann Showers 1992-6-26 2578 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  UC1949161  Ozomelis trifida Barbara Ertter with Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  JEPS76656  Packera greenei L. R. Heckard 1972-6-17 2968 Tehama w slope Tedoc Mt. 1310 Comment
  CHSC49536  Panicum acuminatum var. acuminatum Vernon Oswald 1986-8-20 2284 Tehama Sulphur Works, Lassen Volcanic National Park. 2121 Comment
  CHSC60484  Panicum acuminatum var. acuminatum C. Glascock 1965-5-15 428 Tehama Viola, on Manton Road, ca 1/2 way between road and elevated ditch. Comment
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Jul 15 2013
  UC1137150  Panicum acuminatum var. acuminatum August L. Hormay 1929-6-18 Tehama Campbellville Comment
  CHSC66225  Panicum capillare Vernon H. Oswald; Lowell Ahart 1996-6-3 7695 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  JEPS110475  Parnassia californica Lowell Ahart 2006-11-9 13260 Tehama Bog, on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC107359  Paronychia ahartii Lowell Ahart; John Dittes 2011-6-9 17442 Tehama Rio De Los Molinos Land Grant. On a sand dune, about 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC65758  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-4-8 7326 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Plateau on the E side of Paynes Creek N of its mouth of the Sacramento River. 106 Comment
  JEPS88617  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-6 1502 Tehama ca 2.2 air km sw Battle and Baldwin Creeks confluence (31 air km ne of Red Bluff, on plain just s of small w-draining dry tributary of Battle Creek, just w of gas pipeline); sw of confluence of Battle and Baldwin Creeks 289 Comment
  SEINET7073567  Paronychia ahartii A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  UCD18761  Paronychia ahartii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 54 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK014, UTMs: 10T0581081; 4466479. 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
  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
  CHSC41061  Paspalum distichum Pauleen Broyles 1982-6-18 757 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch. 66 Comment
  CHSC65080  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1995-7-17 7069 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Borrow pit on the E side of the road. 213 Comment
  CHSC66593  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1996-7-8 7971 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the NE margin of Hog Lake. 265 Comment
  RSA93453  Pectocarya penicillata Milo S. Baker, H. K. Wagnon 1953-4-15 12533 Tehama 4.5 mi. W of Paskenta. Comment
  CHSC77751  Pectocarya pusilla B. Castro; H. West 1999-4-7 872 Tehama About 17 air miles SW of Red Bluff, vicinity of Long Hollow, on SE-facing slope just downslope from Blue oak woodland. 256 Comment
  JEPS108845  Pectocarya pusilla Lowell Ahart 2006-5-5 12570 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards north of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 610 Comment
  UCD35953  Pectocarya pusilla Beecher Crampton 1953-4-30 1184 Tehama 10 miles east of Beegum. Comment
  CHSC62649  Pedicularis densiflora Vernon H. Oswald; Lowell Ahart 1994-3-8 5982 Tehama Mud Flat Rd. 1.2 mi W of Round Valley Rd., SW of Paskenta. 457 Comment
  CHSC87453  Pedicularis densiflora R. D. Fischer 2004-3-14 87 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. UTM: 10617775E 4447032N. 879 Comment
  LA209469  Pedicularis densiflora Carl Epling; William Robison 1935-7-16 Tehama Near Mineral Comment
  CHSC21153  Pedicularis semibarbata M. S. Taylor 1975-7-17 856 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36 and 89. 1828 Comment
  JEPS94923  Pellaea brachyptera Vernon Oswald and Lowell Ahart 1997-6-10 8567 Tehama on Forest Road 24N02 between Government Flat Campground and Wells Cabin Campground (2.0 mi s of M2, between Paskenta and Covelo) 1828 Comment
  JEPS120477  Penstemon azureus subsp. angustissimus B. Castro, L. P. Janeway 2004-5-30 1464 Tehama High Cascade Range. Steep NE-facing slope above unnamed tributary from south into Deer Creek; 100 ft above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 1.4 road mi E of major hairpin turn where road drops into Deer Ck canyon. Comment
  CHSC43770  Penstemon azureus var. azureus Vernon Oswald 1986-6-23 2146 Tehama M2 (23N01) 12.7 mi w of Paskenta. 1188 Comment
  NY609830  Penstemon deustus var. suffrutescens F. W. Pennell 1940-7-22 26242 Tehama Route 89; Bluff Falls, south of Sulphur Works, east of Mount Lassen 1889.8 Comment
  JEPS97442  Penstemon heterophyllus subsp. purdyi Vernon H. Oswald and L. Ahart 1995-7-12 6997 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Herbaceous perennial growing on a roadside bank. 950 Comment
  CHSC105905  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-8-23 1034 F Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  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
  SEINET272932 Image available Penstemon laetus subsp. leptosepalus Karl A. Vincent 1987-6-25 4433 Tehama Sierra Nevada Deer Creek canyon; 3 plants along roadside of CA 32 in mixed conifer-hardwood forest just N of Potato Pa 1097 Comment
  SEINET11262138  Penstemon laetus var. leptosepalus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3945 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  UC354472  Penstemon laetus var. leptosepalus W. P. Taylor 1912-6-9 Tehama 2 mi ne Tehama (Mill Creek); ne of Tehama, Mill Creek Comment
  POM195117  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 miles east of Mineral. 1524 Comment
  RSA305801  Penstemon neotericus James R. Shevock 1972-7-24 2196 Tehama Hwy 32, S. of Lassen Park 915 Comment
  CHSC80563  Penstemon newberryi var. newberryi Vernon H. Oswald; Lowell Ahart 2001-5-7 10014 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 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
  CHSC79215  Penstemon purpusii L. P. Janeway 2000-6-29 6845 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  RSA66624  Penstemon purpusii Philip A. Munz 1951-7-26 16917 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  UC1562600  Penstemon rydbergii var. oreocharis Barbara Ertter 1989-7-4 8694 Tehama 1.4 mi e Mineral (on Hwy 36 at Conard Grove LP, upper edge of Battle Creek Meadows, along Nanny Creek); Battle Creek Meadows, Nanny Creek 1524 Comment
  JEPS88088  Pentagramma triangularis subsp. triangularis Vernon H. Oswald and Lowell Ahart 1996-5-20 7578 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CAS-BOT-BC77147  Pentagramma triangularis subsp. triangularis Ira L. Wiggins 1968-12-29 21049 Tehama North-facing rocks along Belle Mill Road 5-6 mi. E of Highway 99 east of Red Bluff. 152 Comment
  UC1606385  Perideridia bolanderi subsp. involucrata Barbara Ertter with James R. Shevock 1992-6-14 11148 Tehama Lanes Valley Rd 0.8 mi n Highway 36 junction at Paynes Creek 548 Comment
  CHSC66553  Perideridia kelloggii Vernon H. Oswald; Lowell Ahart 1996-7-8 7957 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 182 Comment
  UCD127890  Perideridia lemmonii Brad D. Schafer 2005-7-29 167 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 390 Comment
  UC1312896  Perideridia oregana L. Constance and T. I. Chuang 1967-7-21 3791 Tehama 14 mi w Red Bluff (above creek); Dibble Creek 243 Comment
  CHSC42655  Perideridia parishii subsp. latifolia Vernon Oswald 1985-7-8 1894 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  CHSC84602  Persicaria lapathifolia Lowell Ahart; John Dittes 2003-9-17 10590 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
  SEINET223596  Petrorhagia dubia Richard R. Halse 1977-5-26 1585 Tehama By the first rest area north of Red Bluff along Interstate 5, 9 miles south of the Shasta County line. 125 Comment
  UC2042834  Petrorhagia dubia Barbara Ertter 1990-5-12 8938 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  CHSC118386  Petrorhagia dubia Tim Kask 2015-4-27 241 Tehama Antelope Creek along 'McClure Trail' 10T 0599021/4458480 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
  UC923098  Phacelia Freed W. Hoffman 1950-7-6 3302 Tehama about 1 mi ne White Rock Guard Station (near Trinity-Tehama co. boundary) Comment
  CHSC61736  Phacelia corymbosa Vernon H. Oswald; Lowell Ahart 1993-9-2 5913 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 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
  CHSC65764  Phacelia egena Vernon H. Oswald; Lowell Ahart 1996-4-8 7340 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common around rocks on a ridge on the N side of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 259 Comment
  UC923097  Phacelia egena Freed W. Hoffman 1950-7-1 3306 Tehama near South Yolla Bolly Mountain (w Tehama Co.); The Ovenlid 2011 Comment
  CDA40378  Phacelia egena J. T. Howell 1943-8-8 19189 Tehama Northwestern; Inner North Coast Ranges region; Anthony Peak; Tehama/Mendocino County 0 Comment
  RSA21512  Phacelia egena Carl B. Wolf 1937-5-16 8698 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, three miles below Paynes Creek P. O. 274 Comment
  UC1003525  Phacelia imbricata Milo S. Baker 1953-5-9 12601 Tehama logging road w Paskenta (at 6 mi post, in foothills) Comment
  CHSC94330  Phacelia mutabilis Lowell Ahart 2006-7-19 13049 Tehama East side of a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS124016  Phacelia mutabilis Lowell Ahart, John Dittes 2015-8-5 20474 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
  HSC13722  Phacelia mutabilis Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  CHSC89849  Phacelia purpusii L. P. Janeway; B. Castro 2004-5-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  UCD80359  Phacelia purpusii CNPS SN Foothill Team 2005-6-21 SNNR 0348 d Tehama USFS, Lassen National Forest, near the edge of the study boundary and northwest of Black Rock Campground. 1211 Comment
  CAS-BOT-BC250859  Phleum pratense John Thomas Howell 1960-8-18 36092 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC57487  Phlox gracilis S. R. Mitchelson 1987-4-12 11 Tehama Ca 1.2 km nw of Black Butte. 274 Comment
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Feb 19 2009
  UC1001307  Phlox gracilis Louise Kellogg 1952-7-12 32 Tehama South Yolla Bolly Mountains, Middle Eel-Yolla Bolla Primitive North Coast Ranges, Mendocino National Forest 2438 Comment
  JEPS11974  Phlox speciosa subsp. occidentalis Rimo Bacigalupi with G. T. Robbins 1954-6-26 4635 Tehama 2.8 mi n Mendocino Pass (near Low Gap Ranger Station); Mendocino National Forest 1859 Comment
  CHSC79369  Phyla nodiflora var. nodiflora B. Castro; C. Warren 2000-4-13 1073 Tehama Vicinity of Black Butte Dam and Stoney Creek, on flat terrace at base of rolling grassy hills. 115 Comment
  CHSC88278  Phyla nodiflora var. rosea Lowell Ahart 2004-6-28 11143 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC105659  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
  UC2026988  Phytolacca americana David J. Keil, Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Browman Road on Amen Lane Comment
  CHSC113330  Pilularia americana Lowell Ahart; John Dittes 2014-5-18 19521 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
  CHSC65923  Pilularia americana Vernon H. Oswald; Lowell Ahart 1996-4-15 7360 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest isde of Sacramento Valley. 103 Comment
  CAS-BOT-BC78722  Pinus jeffreyi John Thomas Howell 1960-8-20 36207 Tehama Morgan 1463 Comment
  CAS-BOT-BC72980  Pinus monticola John Thomas Howell 1960-8-19 36139 Tehama Lassen Volcanic National Park - Brokeoff Mt. Trail 2590 Comment
  RSA158034  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  UC400318  Pinus monticola W. P. Taylor Aug 10 1913-Aug 11 1913 Tehama 2 mi s S. Yolla Bolly Mt.; Mt. Lynn Comment
  UCD134811  Pinus monticola John M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ca. .5 mile east of summit of South Yolla Bolly Mountain. Comment
  SEINET10530792  Pinus ponderosa David B. Dunn 1971-8-15 Dunn 18156 Tehama 1 1/2 mi W of Lassen Park headquarters. Comment
  SEINET10530804  Pinus ponderosa David B. Dunn, Billy Joe Cox; Melissa Leake 1971-6-10 Dunn 17975 Tehama 14 mi E of Mineral on Calif. Hwy 36; at Camp in Gurnsey National Forest; Andrositic flow; Abies concolor, Pinus ponderosa, P. flexilis, and Pseudotsuga menziesii. Comment
  JEPS97406  Pinus sabiniana Vernon H. Oswald and L. Ahart 1995-6-13 6859 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 225 Comment
  UC1585979  Piperia unalascensis Barbara Ertter 1989-7-4 8698 Tehama 1.25 mi e Mineral (on Hwy 36 at Conard Grove LP, upper edge of Battle Creek Meadows, along Nanny Creek); Battle Creek Meadows, Nanny Creek 1524 Comment
  CHSC102336  Plagiobothrys austiniae L. P. Janeway 2009-4-4 9721 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC96788  Plagiobothrys austiniae Lowell Ahart; Richard Lansdown 2007-4-25 13696 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff. 270 Comment
  SBBG128091  Plagiobothrys austiniae J. Dittes 2003-3-30 2003 -5 Tehama Sacramento Valley, ca. 12.5 air-mi NNW of Chico, ca. 1.5 air-mi E of State Hwy 99, S of Lassen Rd 71 Comment
  UCR70809  Plagiobothrys bracteatus L. S. Rose 1934-4-21 34243 Tehama 5 mi south of Cottonwood. 107 Comment
  CHSC53941  Plagiobothrys canescens Vernon H. Oswald; Lowell Ahart 1991-4-16 4491 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  CHSC96609  Plagiobothrys canescens Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13605 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  JEPS68037  Plagiobothrys canescens J. W. Blankinship 1911-4-25 Tehama Tehama Comment
  JEPS101558  Plagiobothrys cognatus Dean W. Taylor 1997-7-24 16163 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CDA15854  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15298 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC76046  Plagiobothrys fulvus G. F. Hrusa; J. Hart 1998-5-10 14430 Tehama Northern Sacramento Valley. On ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. 100 Comment
  UCD18746  Plagiobothrys glyptocarpus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 39 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 1 mi., Foor Ranch site. Comment
  JEPS90906  Plagiobothrys glyptocarpus var. glyptocarpus Dean W. Taylor 1993-4-28 13367 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  CHSC26615  Plagiobothrys greenei M. P. Hayes 1978-3-28 135 Tehama Found near the vernal pools on Leininger road, approx. .8 mi e of Highway 99, along Leininger road. 40 Comment
  CHSC67184  Plagiobothrys greenei James D. Jokerst 1980-4-13 576 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. In drainage. Comment
  JEPS61002  Plagiobothrys greenei W. L. Jepson 1899-4-30 21174 Tehama Red Bluff Comment
  JEPS88359  Plagiobothrys greenei Vernon H. Oswald and Lowell Ahart 1996-4-23 7423 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along w shore of Hog Lake, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 265 Comment
  UCD80152  Plagiobothrys greenei CNPS SN Foothill Team 2006-3-29 SNFN 0401 Tehama TNC Easement,near the southern boundary of the Leininger Ranch. 125 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
  CHSC64701  Plagiobothrys leptocladus Vernon H. Oswald; Lowell Ahart 1995-5-9 6718 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Pool 20. 213 Comment
  CHSC102365  Plagiobothrys nothofulvus L. P. Janeway 2009-3-28 9671 Tehama Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC84675  Plagiobothrys nothofulvus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 337 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Near the trailhead. 978 Comment
  JEPS68069  Plagiobothrys nothofulvus W. L. Jepson 1899-4-27 21152 Tehama Salt Creek, tributary of Cottonwood Creek Cottonwood Creek Comment
  JEPS68103  Plagiobothrys nothofulvus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo road 6 mi w Paskenta Comment
  RSA66989  Plagiobothrys scouleri var. hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC36831  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  CHSC40695  Plagiobothrys stipitatus var. micranthus Pauleen Broyles 1982-4-20 438 Tehama The Nature Conservancy Vina Plains Preserve. Near corner of Lassen Road and internal fence. 69 Comment
  CHSC77320  Plagiobothrys stipitatus var. micranthus Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek. 243 Comment
  CHSC87317  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10798 Tehama On the east side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS104060  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2003-6-11 10239 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS113202  Plagiobothrys stipitatus var. micranthus Lowell Ahart, Richard Lansdown 2007-4-25 13694 Tehama On the bottom of a very small drainage, southeast of a small farm pond, on the south side of Vestal Road, about 4.2 miles west of the intersection of Cannon Road and Reeds Creek Road, about 20 miles (air) west of Red Bluff 288 Comment
  SEINET8755842  Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave 80 Comment
  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
  RSA268969  Plagiobothrys stipitatus var. micranthus J. R. Reeder, C. Reeder 1975-6-4 6673 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  SBBG119783  Plagiobothrys stipitatus var. micranthus L. Ahart 2004-4-29 10783 Tehama ca. 10 yards W of the Nomalaki Trail, ca. 0.5 mi NW of Bowers Crk, ca. 1.25 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  CHSC33035  Plagiobothrys tener J. O. Sawyer; R. J. Cole 1979-5-13 3360 Tehama Lenninger Road vernal pool. One mile north of State Route 99 and Lassen Road intersection. Comment
  JEPS122017  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  CDA43186  Plantago coronopus Richard R. Halse 2015-3-21 9329 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. Comment
  JEPS88313  Plantago coronopus Vernon H. Oswald and Lowell Ahart 1996-4-29 7473 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., edge of intermittent stream near w. boundary); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC86045  Plantago erecta Jenny Marr; J. Cunningham, J. Lacey-Rickert, C. Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 259 Comment
  RSA714824  Plantago erecta Daisie Huang 2006-4-15 6041507 Tehama Manton Rd. 204 Comment
  HSC73403  Plantago erecta L. Sieburth, B. Potter, Susan Ahrens 30 Tehama 671 Comment
  CHSC94329  Platanthera leucostachys Lowell Ahart 2006-7-19 13043 Tehama South side 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
  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
  CHSC21150  Platanthera sparsiflora M. S. Taylor 1975-7-17 849 Tehama Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32,36, and 89. 1828 Comment
  UCD139024  Platanthera sparsiflora Kenneth D. Stewart 1965-7-15 s.n. Tehama ca. 2 miles south of junction od State Highways 32 and 36. Comment
  CHSC67260  Platanus racemosa James D. Jokerst 1981-2-23 1253 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS51581  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Salt Creek , tributary of the Cottonwood (tributary of the Cottonwood) Comment
  SEINET3124156 Image available Platystemon californicus A. A. Heller 1937-4-24 15925 Tehama In a meadow near the junction of State Highways #16 and #20 Comment
  CHSC70913  Plectritis ciliosa subsp. ciliosa Vernon Oswald; Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  CHSC88841  Plectritis ciliosa subsp. ciliosa A. Peterson 2003-4-10 33 Tehama Hwy 36 east of Red Bluff. Between Paynes Creek and Lassen Lodge. UTM: 598060E 4466650N. 749 Comment
  JEPS5143  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama Crane Creek, western Tehema County Crane Creek Comment
  JEPS95955  Plectritis ciliosa subsp. insignis Vernon H. Oswald and L. Ahart 1999-4-21 9712 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake: T28N R1E NW1/4 Sect. 23, 2100 ft, blue oak woodland 640 Comment
  CHSC64378  Plectritis macrocera Vernon H. Oswald; Lowell Ahart 1995-3-19 6537 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  HSC1834  Plectritis macrocera Larry Berti 1969-3-19 30 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
  CHSC87361  Poa annua Lowell Ahart 2004-4-29 10784 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS97454  Poa annua Vernon H. Oswald and L. Ahart 1995-2-22 6496 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  SEINET242422 Image available Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, open glade, 0.25 mi. W of Howell Camp. 1892 Comment
  UCD90616  Poa bulbosa Beecher Crampton 1953-4-29 1168 Tehama 1 mile south of Dales. Comment
  RSA756702  Poa pratensis Barbara Ertter, Brad Olson 1991-7-6 10393 Tehama Rocky cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  CAS-BOT-BC255960  Poa pratensis John Thomas Howell 1960-8-18 36094 Tehama Sulpur Works Checking Station, Lassen Volcanic National Park 2011 Comment
  CHSC66518  Poa pratensis subsp. pratensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7607 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank along Paynes Creek. 158 Comment
  SEINET10822314  Poa scabrella A. Arthur Heller 1916-4-20 Heller 12330 Tehama Open grassy slope in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. Comment
  UCD18751  Poa secunda Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 44 Tehama 2.5 miles east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  UCD90318  Poa secunda A. A. Beetle 1942-5-19 3281 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CHSC8247  Poa secunda subsp. secunda D. McClain 1969-4-25 51 Tehama 10 yds. w. of Highway 36, 10 mi. w. of Red Bluff. 70 Comment
  CAS-BOT-BC244274  Podagrostis humilis John Thomas Howell 1960-8-18 36063 Tehama Lassen Volcanic National Park. Bluff Falls 1981 Comment
  HSC93650  Pogogyne zizyphoroides G. Fred Hrusa, J. Hart 1998-5-10 14418 Tehama Coyote Creek Conservation Area: ridge above Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 Comment
  UC1988941  Pogogyne zizyphoroides Robert F. Hoover 1937-5-19 2291 Tehama Coyote Creek bridge, south of Red Bluff Comment
  CHSC56538  Polanisia dodecandra subsp. trachysperma Steven Triano 1988-9-18 258 Tehama Logging clearcut area (at least 15 yrs. old) ca 75 ft e of Hwy. 32 and 31.7 mi n of its jct. with Hwy. 99. 1219 Comment
  JEPS95286  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama Butte Meadows; N side of Humboldt Road, W of bridge across Butte Creek, E of int. of Skyway (Bull Hill Rd) and Humboldt Road 1325 Comment
  JEPS96777  Polanisia dodecandra subsp. trachysperma Dean W. Taylor 1997-6-10 16038 Tehama Pine Creek, ca. 8 miles west of Cottonwood; along Benson Road 182 Comment
  SEINET13190992 Image available Polanisia trachysperma Unknown 1970-6-18 Tehama From Antelope Creek, 6 mi. W. of Red Bluff Comment
  CHSC55729  Polygonum aviculare K. R. Stern 1986-5-21 8306 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
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Jul 6 2009
  CHSC117624  Polygonum aviculare subsp. depressum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21370 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  JEPS16772  Polygonum bidwelliae Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4342 Tehama small grade along State Hwy 36 above Paynes Creek Canyon (4.5 mi e of Dales and 3.5 mi w of Paynes Creek Station) 396 Comment
  OBI76992  Polygonum bidwelliae Anthony Baniaga 2011-6-12 344 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum Crk rd (202). Quad T28N R1E 684 Comment
  JEPS50512  Polygonum bistortoides Jos. Grinnell 1927-1-16 Tehama near Mineral; Battle Creek Meadows 1524 Comment
  UC1037408  Polygonum bistortoides Douglas Barbe 1955-7-19 221 Tehama e Cold Spring (w Tehama Co.); Rocky Cabin Spring 1889 Comment
  UC402684  Polygonum bistortoides W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
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Jul 5 2009
  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
  CHSC41075  Polygonum californicum Pauleen Broyles 1982-6-14 732 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m. sw of farmhouse on Lassen Road. 68 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
  UCD80670  Polygonum californicum CNPS SN Foothill Team 2006-4-5 SNFN 0439 b Tehama Wurlitzer Ranch (private). 211 Comment
  JEPS50543  Polygonum davisiae Joseph Grinnell 1925-7-27 Tehama near Broke-off Mountain 2743 Comment
  CHSC94194  Polygonum douglasii subsp. douglasii Lowell Ahart 2006-7-11 12950 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UC1025118  Polygonum douglasii subsp. douglasii Douglas Barbe 1955-7-17 214 Tehama Cold Spring Camp; w Tehama Co. 1889 Comment
  UC127341  Polygonum douglasii subsp. spergulariiforme H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4336 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CDA2786  Polygonum hydropiper L. Ahart, J. Dittes 2003-9-17 10589 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 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
  JEPS88117  Polypogon maritimus Vernon H. Oswald and Lowell Ahart 1996-4-29 7498 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., ca. 0.3 mi. e. of the w. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  JEPS88306  Polypogon maritimus Vernon H. Oswald and Lowell Ahart 1996-5-20 7610 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  UCR119038  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama 0.5 mile east of Paskenta along Thomes Creek. 320 Comment
  CHSC64744  Polypogon monspeliensis Vernon H. Oswald 1995-5-2 6702 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Inks Creek Rd. near the w boundary. 213 Comment
  CHSC80724  Polypogon monspeliensis Lowell Ahart 2001-6-8 8804 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS104129  Polypogon monspeliensis Lowell Ahart 2003-6-11 10278 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
  CHSC116675  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 B Tehama On the north side of Deer Creek Traill, about 100 yards northeast of Big Leaf Pond, about 1 1/2 miles by trail to Highway 32. 883 Comment
  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
  UC1478238  Polystichum lemmonii G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  HSC19886  Populus fremontii subsp. fremontii Dolores Gault 1964-3-23 10 Tehama Dry Creek, 0.25 mi. E of Hwy. 99 Comment
  JEPS101403  Porterella carnosula Dean W. Taylor 1997-7-24 16162 Tehama Dry Lake; Lassen National Forest 1813 Comment
  JEPS88102  Potamogeton diversifolius Vernon H. Oswald and Lowell Ahart 1996-4-29 7483 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  UCD80682  Potamogeton diversifolius CNPS SN Foothill Team 2005-6-7 SNNR 0213 c Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 Comment
  CHSC105528  Potamogeton natans Lowell Ahart; John Dittes 2010-7-17 16843 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  JEPS66420  Potamogeton pusillus L. R. Heckard and P. Rubtzoff 1971-7-31 2682 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  CHSC78699  Potentilla glandulosa subsp. glandulosa L. P. Janeway; B. Castro 2000-6-11 6797 Tehama High North Coast Ranges. Twin Springs; north side of Raglin Ridge along Raglin Road. 1250 Comment
  CAS-BOT-BC531752  Potentilla gracilis var. fastigiata P. A. Munz 1951-7-26 16948 Tehama Square Lake, north base of South Yolla Bolly peak 2133 Comment
  CAS-BOT-BC540578  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1903 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  CAS-BOT-BC540582  Potentilla gracilis var. fastigiata Ethel Crum 1937-8-7 1954 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  CAS-BOT-BC540583  Potentilla gracilis var. fastigiata Ethel Crum 1937-8-7 1954 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  RSA66370  Potentilla gracilis var. fastigiata Philip A. Munz 1951-7-26 16948 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  SBBG3037  Potentilla millefolia H. and M. Dearing 1938-6-22 2081 Tehama Deer Crk Comment
  JEPS123956  Poterium sanguisorba Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20412 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
  RSA261467  Prunella vulgaris subsp. lanceolata J. M. Tucker, L. K. Mann 1962-7-29 3634 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  UCD125351  Prunella vulgaris var. lanceolata J. M. Tucker; L. K. Mann 1962-7-29 3634 Tehama ca. 0.75 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  HSC75362  Prunus emarginata J. O. Sawyer, K. A. Sawyer 1980-6-18 3457 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  UC466759  Prunus emarginata W. P. Taylor 1913-8-1 Tehama 2 mi s of South Yolla Bolly Mountain Comment
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Jul 5 2009
  CHSC59170  Pseudognaphalium luteoalbum Vernon H. Oswald 1992-9-29 5225 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC66087  Pseudognaphalium luteoalbum Vernon H. Oswald; Lowell Ahart 1996-5-27 7651 Tehama Northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N side of the creek ca. 0.1 mi E of the W boundary of the reserve. 105 Comment
  UC1299488  Pseudostellaria jamesiana Freed W. Hoffman 1947-6-23 1684 Tehama Government Flat North Coast Ranges, Government Flat (western Tehama County) 796 Comment
  UCD98438  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama beside trail to Square Lake, 1 mile east of the lake, north side of South Yolla Bolly Mountain. 2133 Comment
  CHSC82631  Pseudotsuga menziesii var. menziesii Tara Morgan 2002-4-28 51 Tehama Withi the bottom of the Canyon of Deer Creek Watershed along the Deer Creek Trail accessed from the forest service rd. off of Highway 32 (turnoff in section 36). Along Deer Creek downstream of the Lower Deer Creek Falls and the campground. 824 Comment
  CHSC61956  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4358 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC64600  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald; Lowell Ahart 1995-4-17 6649 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  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
  SEINET7073576  Psilocarphus brevissimus var. multiflorus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  CHSC67174  Psilocarphus oregonus James D. Jokerst 1983-5-10 1743 Tehama Wurlitzer Ranch E of Meridian Rd., halfway between Zimmershed and Pine creeks. 103 Comment
  SEINET11807867  Psilocarphus oregonus Unknown 1982-1 914 Tehama The Nature Conservancy Vina Plains Preserve 63 Comment
  CAS-BOT-BC148614  Ptelea crenulata Doris Kildale Gillespie 1930-5-9 9278 Tehama 12 miles west of Paynes Creek on Susanville Road Comment
  CHSC105928  Ptelea crenulata Lowell Ahart 2010-7-17 16881 Tehama On the south side of Soap Creek, on the north side of Pondrosa Way, about 4.5 miles (air) southeast of Manton, about 2-1/2 miles (air) north of Highway 36. 772 Comment
  CHSC105992  Ptelea crenulata B. Castro; L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north of Ponderosa Way. On rocky edge of trail at top of steep bank above creek. 646 Comment
  CHSC54017  Ptelea crenulata Vernon H. Oswald; Lowell Ahart 1991-5-9 4563 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 mi north-northeast of Red Bluff. 106 Comment
  CHSC55278  Ptelea crenulata L. P. Janeway 1991-4-18 3910 Tehama On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC66056  Ptelea crenulata Vernon H. Oswald; Lowell Ahart 1996-5-6 7530 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff 152 Comment
  RSA767837  Ptelea crenulata L. Ahart, John Dittes 2010-7-17 16881 Tehama North-aspect on south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 773 Comment
  RSA789614  Ptelea crenulata R. W. Spjut 2008-6-8 16331 Tehama Valley Grassland. BLM: Bend River under bridge, Paynes Creek, Sacramento River northwest of Red Bluff, road off I-5 (not Highway 36). 93 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
  CHSC66498  Pterostegia drymarioides Vernon H. Oswald; Lowell Ahart 1996-5-20 7575 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing at the base of a large rock on the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  JEPS106180  Pycnanthemum californicum Lowell Ahart 2004-6-11 11037 Tehama Along small stream, near SW margin of Dead Rabbit Lake, ca. 100 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 545 Comment
  HSC70178  Pyrola aphylla Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  RSA0082802  Pyrola aphylla J. R. Shevock 1972-7-24 2198 Tehama Hwy 32, S. of Lassen Park. 1280 Comment
  JEPS103354  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 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
  UC1553507  Pyrola picta E. Dean 1988-8-2 162 Tehama S of Round Mtn. S side of Forest Rd. 35 at turnoff to Red Mtn. 1706 Comment
  SEINET10537062  Quercus David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17954 Tehama 8 miles e of red bluff on calif. Hwy. 36, In live oak Comment
  SEINET10730811  Quercus berberidifolia Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 903 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
  CHSC86983  Quercus chrysolepis Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Near creek. 289 Comment
  UCD45393  Quercus chrysolepis W. L. Jepson 1929-9-30 15335 Tehama Manton, c. 2500 ft. 762 Comment
  CHSC90451  Quercus chrysolepis var. chrysolepis Niall McCarten; Roxanne Bittman 1986-6-14 5350 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  CHSC75374  Quercus douglasii Ben Myhre 1997-4-14 8 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. Comment
  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
  JEPS38016  Quercus douglasii W. L. Jepson 1929-9-30 15334 Tehama w of Manton (e Tehama Co.); Macum 396 Comment
  JEPS46650  Quercus douglasii W. L. Jepson Sep 1929 15334 Tehama Macum Comment
  POM160991  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama Near Red Bluff Comment
  UC1004196  Quercus douglasii W. A. Weber and Lewis S. Rose 1953-5-23 8468 Tehama 6 mi n Red Bluff 91 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
  CHSC105498  Quercus garryana var. breweri Lowell Ahart; John Dittes 2010-7-17 16880 Tehama On dry red rocky soil, north-aspect on the 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
  CHSC68948  Quercus garryana var. breweri Vernon Oswald; Lowell Ahart 1997-7-7 8680 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 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
  CHSC48384  Quercus garryana var. semota Vernon Oswald 1987-5-11 2384 Tehama Hwy 32 at the fist bridge over Deer Creek ne of Windy Cut (trailhead of Deer Creek Trail). 984 Comment
  CHSC80004  Quercus garryana var. semota L. P. Janeway; B. Castro 2000-4-22 6685 Tehama High Cascade Range. Small saddle between Ponderosa way and Black Butte, on south side of Middle Ridge; +-overlooking South Fork Antelope Creek. 1018 Comment
  UCD80341  Quercus kelloggii CNPS SN Foothill Team 2005-7-1 SNNR 0487 Tehama USFS Lassen National Forest. 1164 Comment
  SEINET10431653  Quercus kelloggii W. Priest 1956-4-27 s.n. Tehama Hwy 36, ca 35 miles E of Red Bluff. 610 Comment
  SEINET10838986  Quercus vacciniifolia Mary Susan Taylor 1977-8-17 Taylor 1470 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
  UC54722  Quercus wislizeni W. W. Mackie 1902-10-22 Tehama w of Paskenta Comment
  CAS-BOT-BC379332  Ranunculus alismifolius var. lemmonii Philip A. Munz 1947-5-18 11850 Tehama 12 mi east of Mineral, on Hwy 36 1585 Comment
  CHSC64632  Ranunculus aquatilis var. aquatilis Vernon H. Oswald; Lowell Ahart 1995-4-17 6672 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In a pool at the double culvert draining water under Manton Rd. at about the level of the n end of the borrow pit. 213 Comment
  UC1586616  Ranunculus bonariensis var. trisepalus Vernon H. Oswald and Lowell Ahart 1991-5-9 4570 Tehama ca 1.5 ne Bend Bridge of the Sacramento River (ca 6.5 mi nne of Red Bluff, sw corner of large impoundment at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC102349  Ranunculus hebecarpus L. P. Janeway; B. Castro 2009-4-25 9745 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
  CHSC62944  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1994-4-6 6082 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  JEPS95681  Ranunculus hebecarpus Vernon H. Oswald and L. Ahart 1995-4-10 6640 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  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
  RSA105347  Ranunculus occidentalis var. ultramontanus G. D. Barbe 1955-7-16 196 Tehama On the E ridge to the summit of S Yolla Bolly (mt. Linn) 2256 Comment
  CHSC41091  Ranunculus pusillus Pauleen Broyles 1982-5-4 530 Tehama The Nature Conservancy Vina Plains Preserve. Margin of irrigation ditch in w pasture. 62 Comment
  CHSC34564  Raphanus raphanistrum R. E. Preston; L. E. Preston 1982-1-1 156 Tehama On e side of Hwy 99 across from Halle Rd, ca. 1 mi n of Butte/Tehama Co. line. Roadside. Comment
  UCD112391  Rhamnus Christopher Mallek 2008-5-7 RR4- 13 Tehama Raglin Ridge. 927 Comment
  JEPS81110  Rhamnus purshiana J. P. Smith and T. W. Nelson 1978-7-22 10013 Tehama Wells Creek Camp Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  JEPS106305  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
  CHSC64971  Rhododendron occidentale Vernon H. Oswald; Lowell Ahart 1995-7-12 7023 Tehama W of Red Bluff and S of Platina on Forest Road 28N05 (E side of Tedoc Mtn.), 3.2 mi SE of Forest Route 45. 1402 Comment
  CAS-BOT-BC170530  Rhus aromatica A. A. Heller 1924-5-11 13856 Tehama Along a stream west of Payne's Creek in the oak belt. Comment
  JEPS88287  Rhus trilobata Vernon H. Oswald and Lowell Ahart 1996-5-6 7517 Tehama NE of, in BLM parcel along Hwy 36, along the banks of Paynes Creek Red Bluff; Cascade Range Foothills 124 Comment
  JEPS97243  Rhus trilobata Vernon H. Oswald and L. Ahart 1995-5-9 6720 Tehama Cascade Range Foothills and Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  HSC75388  Ribes binominatum J. O. Sawyer, K. A. Sawyer 1980-6-18 3455 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  UC1096801  Ribes binominatum Milo S. Baker 1957-1-15 13106 Tehama Postpile Camp North Coast Ranges, Mendocino Nat. Forest 1828 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
  CHSC55410  Ribes roezlii Vivian L. Long 1991-4-13 14 Tehama Ca. 7 m s of Digger Creek. 730 Comment
  UCD102474  Ribes roezlii P. Thompson 1996-4-28 47 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  CHSC61383  Ribes roezlii var. roezlii Vernon H. Oswald; Lowell Ahart 1993-8-11 5795 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  JEPS124013  Ribes roezlii var. roezlii Lowell Ahart, John Dittes 2015-8-5 20460 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  JEPS108598 Image available Ribes viscosissimum var. hallii Roger Raiche 1985-7-27 50675 Tehama 1682 Comment
  JEPS104021  Rigiopappus leptocladus Lowell Ahart 2003-4-17 10116 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  JEPS97236  Rigiopappus leptocladus Vernon H. Oswald and L. Ahart 1995-4-17 6669 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
  RSA726484  Rigiopappus leptocladus L. Ahart, John Dittes, Andrea Craig 2007-5-13 13828 Tehama About 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 257 Comment
  JEPS30391  Rigiopappus leptocladus Peter H. Raven Tehama Comment
  JEPS90361  Rorippa curvisiliqua Dean W. Taylor 1972-6-17 Tehama Tedoc Mountain; border of small vernal pool 1371 Comment
  JEPS110077  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-7-19 13040 Tehama Depression in the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  UCD115384  Rorippa sphaerocarpa J. M. Tucker 1951-6-28 2153 Tehama east side of Anthony Peak. 1950 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
  JEPS105615  Rosa bridgesii L. P. Janeway 2003-6-14 7846 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek 1062 Comment
  JEPS104205  Rosa californica Lowell Ahart 2003-6-11 10254 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
  RSA0089876  Rosa canina Dean Wm. Taylor 2014-4-23 21473 Tehama Manton Road ca. 2.5 miles west of Manton (approx vicinity 31317-31443 Manton Rd based on Google Earth Street View). 548 Comment
  CHSC95170  Rosa gymnocarpa R. D. Fischer 2005-5-30 794 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 2 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. 1066 Comment
  JEPS94331  Rosa gymnocarpa Vernon H. Oswald and Lowell Ahart 1997-5-14 8441 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29), 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  CHSC118393  Rosa pisocarpa Tim Kask 2015-5-6 245 Tehama Antelope Creek, 'McClure Trail'. 10T 0599539/4458231 601 Comment
  CAS-BOT-BC274269  Rostraria cristata John Thomas Howell 1954-4-26 29187 Tehama Dibble Creek just north of Red Bluff Comment
  CHSC115849  Rubus parviflorus Lowell Ahart; John Dittes 2015-8-6 20519 Tehama Near the spring, south of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  SDSU9243  Rubus parviflorus K. Dixon 1942-8-9 186 Tehama Near Butte Meadows. 1280 Comment
  CHSC68935  Rudbeckia occidentalis var. occidentalis Vernon Oswald; Lowell Ahart 1997-7-7 8702 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  UC54228  Rumex acetosella H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4384 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS104324  Rumex salicifolius var. denticulatus Lowell Ahart 2003-6-11 10253 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  RSA718344  Rupertia hallii L. P. Janeway 2006-6-25 8708 Tehama High Cascade Range. North slope ridge off the northern tip of Cohasset Ridge, about 1.0 km. southeast of Devils Den. 1170 Comment
  SD241821  Rupertia hallii Dean William Taylor 1997-6-6 16028 Tehama Campbell Ridge; Lassen national Forest; along road from Campbellville to Baccalia Cabin; on south-side of ridge in Pine Creek drainage (Devils Parade Ground 7.5'Q) 990 Comment
  SDSU5197  Rupertia physodes K. Dixon 1942-8-2 3319 Tehama Soda Springs. Comment
  JEPS103307  Sagina apetala Lowell Ahart 2002-4-27 9550 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC117713  Sagina saginoides Lowell Ahart; John Dittes 2016-8-25 21298 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
  CHSC49470  Sagittaria cuneata Vernon Oswald 1984-7-16 1587 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  JEPS87120 Image available Sagittaria rigida Carol Witham 1992-7-21 450 Tehama off Manton Road (A6) 1.3 airmi nnw Dales Lake; nnw of Dales Lake 182 Comment
  CHSC66582  Sagittaria sanfordii Vernon H. Oswald; Lowell Ahart 1996-7-8 7977 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In Hog Lake (collected in ca. 3 dm of water on the NE side). 265 Comment
  CAS-BOT-BC103358  Salix bonplandiana L. E. Smith 1914-3-18 585 Tehama [Reed] Reeds Cr. Red Bluff Comment
  CAS-BOT-BC103360  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  JEPS75781  Salix eastwoodiae Todd and Virginia Keeler-Wolf 1971-7-27 382 Tehama Hopkins Hollow; Yolla Bolly Mts. 1981 Comment
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  CHSC66207  Salix exigua Vernon H. Oswald; Lowell Ahart 1996-6-3 7687 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 103 Comment
  CHSC75404  Salix exigua Ben Myhre 1997-4-14 12 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC100808  Salix exigua Lowell Ahart, John Dittes 2010-7-19 16892 Tehama 20 yd. N of poor road crossing, bottom of the South Fork of Battle Creek, 3.3 (air) mi. SW of Manton and 4.2 (air) mi. N of Hwy. 36 and Lane Valley Rd. intersection. 433 Comment
  JEPS123924  Salix exigua var. exigua Lowell Ahart, John Dittes 2015-8-6 20512 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  SD60243  Salix exigua var. hindsiana A. A. Heller 1926-4-23 I 3927 Tehama Banks of the Sacramento River at the Squaw Hill bridge Comment
  CAS-BOT-BC107907  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  UC482000  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 381 Tehama 1.7 km. n.e. Mineral (S. Fork Battle Creek, on Mt. Lassen Hwy.) 1570 Comment
  POM219005  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CHSC88505  Salix gooddingii Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Along the creek. 304 Comment
  UC482346  Salix hookeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e Red Bluff (Paine's Creek); Paine's Creek 300 Comment
  CAS-BOT-BC106893  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  POM209476  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Hwy. 8 miles NE of Mineral. 1982 Comment
  UCD111089  Salix jepsonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Highway 8.9 miles from Mineral. Lassen Volcanic National Park. 2011 Comment
  CHSC77618  Salix laevigata Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC79359  Salix laevigata B. Castro; L. P. Janeway 2000-4-12 1067 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of Sour Grass Creek. 124 Comment
  UC525960  Salix laevigata C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC128072  Salix lasiandra var. lasiandra C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  CAS-BOT-BC128073  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 373 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CHSC115580  Salix lasiandra var. lasiandra Lowell Ahart; John Dittes 2015-8-6 20509 Tehama 50 yards south of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  JEPS123985  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-6 20509 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mountain, 10.41 air miles south of Lassen Peak. Comment
  JEPS127145  Salix lasiolepis Lowell Ahart, John Dittes 2016-8-25 21303 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-BC124903  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 376 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124912  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124913  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  JEPS123953  Salix lemmonii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20409 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
  SBBG54662  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
  SBBG57915  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
  SJSU224  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
  UC481903  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 401 Tehama 2 km. e Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC481994  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 377 Tehama 1.7 km. w. Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC482327  Salix lemmonii Ball, Bracelin and Kautz 1931-5-31 392 Tehama 15 km. n.e. Mineral (on Lassen Hwy.) 2000 Comment
  UC525922  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 683 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  LA208846  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 379 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km NE of Mineral, on the Mount Lassen hwy 478 Comment
  CHSC105212  Salix melanopsis Lowell Ahart; John Dittes 2010-7-19 16893 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC117716  Salix melanopsis Lowell Ahart; John Dittes 2016-8-25 21312 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  UC437367  Salix melanopsis W. P. Taylor 1912-6-11 Tehama 2 mi. n.e. Tehama (Mill Creek); Mill Creek Comment
  UCD111772  Salix melanopsis John Thomas Howell 1960-8-20 36235 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  UC525950  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  CAS-BOT-BC176916  Salsola tragus John Thomas Howell 1960-7-24 36001 Tehama Paynes Creek 563 Comment
  UCD99418  Salsola tragus John Thomas Howell 1960-7-24 36001 Tehama Paynes Creek. 563 Comment
  CHSC26224  Salvia columbariae T. R. Crumbo 1977-4-5 7 Tehama 100 ft. from n side of road, 33 mi w of Redbluff on Hwy 36. 396 Comment
  CHSC48496  Salvia columbariae Vernon Oswald 1984-4-11 1151 Tehama Round Valley Rd. (also M4 or 23N02), 3.4 mi w of Newville Rd. (0.7 mi w of Mendocino Nat. Forest boundary). 335 Comment
  JEPS62655  Salvia columbariae W. L. Jepson 1899-4-25 14942 Tehama Rosewood Comment
  HSC96803  Salvia columbariae J. Carey, A. Hong, J. Leffingwell 1995-4-22 60 Tehama 9 mi. E on Hwy. 36 from its jct. with Rd. A16 457 Comment
  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
  HSC90066  Salvia sonomensis Sam Stroich, Jr., Rolf Miller, Brian Pereira 1990-3-31 6 Tehama Tedoc Rd. 1 mi. S of hwy. 36, 2 mi. E of Tehama-Shasta Co. line 610 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
  POM213948  Sanguisorba annua H. F. Copeland 1931-8-9 s.n. Tehama Near Mineral. Comment
  RSA91182  Sanguisorba minor Milo S. Baker 1953-6-21 12763 Tehama Logging road W of Paskenta, near 15 mile post. 1220 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
  UCR123339  Sanicula George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6894 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
  CHSC34493  Sanicula bipinnata J. D. Jokerst 1981-2-23 1242 Tehama S of Pine Creek ca 50 meters, 1.0 mi E of Meridian Rd., S edge of county, Wurlitzer Ranch. Comment
  UC1022556  Sanicula bipinnata C. Ritchie Bell 1953-3-21 1394 Tehama 4 mi n of Red Bluff (beside U.S. Highway 99) Comment
  CDA38536  Sanicula bipinnata G. Burrill 1960-4-8 s.n. Tehama Red Bank Road, Ray Snelson Prop. 0 Comment
  CHSC68573  Sanicula bipinnatifida Vernon H. Oswald 1997-5-14 8413 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  CHSC88982  Sanicula crassicaulis A. Peterson 2003-4-19 52 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
  UC2029089  Sanicula graveolens Barbara Ertter 1990-5-13 8950 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca 7 1/2 miles west of Mineral. Comment
  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
  HSC21642  Sanicula tuberosa John Heywood, D. H. Norris 1968-3-31 1911 Tehama Hwy. 36, 17 mi. E of Shasta County line Comment
  JEPS117345  Saponaria officinalis Lowell Ahart, John Dittes 2010-7-19 16905 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  SJSU6087  Sarcodes sanguinea A. D. Addy & R. McDonald 1962-5-30 Tehama Childs Meadow on State Rte 36 c. 9 mi E of Mineral 1508 Comment
  RSA105483  Saxifraga odontoloma G. D. Barbe 1955-7-21 232 Tehama The south shore of Square Lake. South Yolla Bolly. 2104 Comment
  UC402528  Saxifraga odontoloma W. P. Taylor 1913-8-2 Tehama 2 mi s of South Yolla Bolly Mountain Comment
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Jul 5 2009
  UCD126467  Schedonorus arundinaceus John Thomas Howell 1960-8-20 36248 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC66605  Schoenoplectus mucronatus Vernon H. Oswald 1996-7-19 8073 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jel-lys Ferry Rd. NE of Red Bluff. Along an old river channel on the NE side of the parcel. 100 Comment
  CHSC102648  Scirpus diffusus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16337 Tehama Along and in a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  JEPS101846  Scirpus diffusus Dean W. Taylor 1990-8-10 11447 Tehama Wilson Lake 1584 Comment
  CAS-BOT-BC111119  Scirpus microcarpus Alice Eastwood; John Thomas Howell 1941-7-9 9778 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS117680  Scirpus mucronatus Lowell Ahart, John Dittes 2010-7-17 16859 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  CHSC79012  Scleranthus annuus subsp. annuus J. Marr; C. Warren 1998-4-15 Tehama West of Orland, vicinity of Newville, Round Valley/Garland Rd, and Mendocino NF land. 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
  CHSC54028  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1991-5-9 4553 .1 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the pond ca. 0.6 mi east-southeast of the entrance kiosk. 112 Comment
  JEPS97397  Scribneria bolanderi Vernon H. Oswald and L. Ahart 1995-7-12 7010 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  JEPS88358 Image available Scrophularia californica Vernon H. Oswald and Lowell Ahart 1996-4-23 7415 Tehama BLM parcel along Highway 36 NE of Red Bluff, Cascade Range Foothills. 266 Comment
  RSA93493  Scrophularia californica Milo S. Baker, H. K. Wagnon 1953-6-20 12750 Tehama Logging road - west of Paskenta at 5 mi post. Comment
  RSA93509  Scrophularia californica Milo S. Baker, H. K. Wagnon 1953-5-31 12722 Tehama Logging road west of Paskenta near 5 mile post. Comment
  JEPS13257  Scutellaria antirrhinoides Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5321 Tehama e of summit of Mount Linn (on ridge-top of South Yolla Bollly Mountain); South Yolla Bollly Mountain 2346 Comment
  RSA760872  Scutellaria antirrhinoides Jim R. Shevock, David Isle 1985-6-22 11271 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  SBBG25907  Scutellaria antirrhinoides D. Myrick 1966-8-6 1464 Tehama South Yolla Bolly Mtn 2133 Comment
  RSA93059  Scutellaria antirrhinoides Milo S. Baker, H. K. Wagnon 1954-7-11 13022 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  RSA66368  Scutellaria californica P. A. Munz 1951-7-27 16959 Tehama S base of S Yolla Bolly Peak. 2058 Comment
  UCSB13226  Scutellaria californica Dearing, Hugh; Dearing, Margaret Tehama Potato Patch Camp; Pine Woods 1080 Comment
  CHSC80660  Scutellaria siphocampyloides Lowell Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS118693  Scutellaria siphocampyloides B. Castro, L. P. Janeway 2000-6-15 1295 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2 at Beehive Flat. Riley Ridge 7.5' quad. Comment
  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
  CDA41036  Scutellaria siphocampyloides L. Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC88815  Sedella pumila Pat Sater 2001-3-8 Tehama Tehama Wildlife Area. 500 yds. northwest of Dewitt Peak on the jeeptrail to Sect. 33. UTM: 10 0588870 E, 4445863 N. 533 Comment
  OBI76943  Sedella pumila Anthony Baniaga 2011-6-12 343 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum crk rd (202) quad T28N R1E 684 Comment
  CHSC116668  Selaginella hansenii Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20695 Tehama On the west side of Deer Creek Trail, about 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 883 Comment
  JEPS127254  Selaginella hansenii Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20695 Tehama About 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. Comment
  CHSC90557  Senecio flaccidus var. douglasii D. Isle 2004-8-30 152 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd. S (M22), N. side, against bank. 512 Comment
  CAS-BOT-BC363592  Senecio fremontii var. fremontii John Thomas Howell 1960-8-19 36193 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  CHSC117734  Senecio sylvaticus Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21356 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
  UC726786  Senecio triangularis A. A. Heller 16294 Tehama Sulphur Works checking station Lassen Volcanic National Park Comment
  HSC101764  Setaria pumila subsp. pumila J. P. Smith 2011-9-23 13428 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  CAS-BOT-BC240209  Setaria viridis R. E. Frenkel 1964-9-30 909 Tehama On California Highway 36 609 Comment
  CHSC66505  Sherardia arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7576 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  UCD80746  Sherardia arvensis CNPS SN Foothill Team 2005-5-10 SNFN 0256 e Tehama TNC, Dye Creek Preserve, near Los Molinos, adjacent to Dye Creek, about 1/2 mile up trail from lodge/office. 119 Comment
  JEPS67217  Sidalcea glaucescens W. L. Jepson 1927-6-21 12269 Tehama Battle Creek Mdw , Battle Creek Mdw (Mineral) 1524 Comment
  CHSC84296  Sidalcea hartwegii Lowell Ahart; John Dittes 2003-6-11 10280 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  SEINET2442026  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36.; 0 213 Comment
  CAS-BOT-BC213159  Sidalcea oregana subsp. eximia G. K. Helmkamp; Elizabeth Helmkamp 2001-7-7 6886 Tehama CA - 36 at Gurnsey Crk, about 2 mi. N of junction with CA-32, Sierra Nevada Mountains 1447 Comment
  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
  UCR123531  Sidalcea oregana subsp. spicata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6886 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  JEPS94402  Silene antirrhina Vernon H. Oswald and Lowell Ahart 1997-5-14 8458 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 Comment
  JEPS50974  Silene californica W. L. Jepson 1899-4-25 Tehama Stivers' Ranch Comment
  CDA36315  Silene californica J. R. Keck Jr. 1989-4-18 PDR# 331446 Tehama Forest Route 35; southwest of Highway 36. 0 Comment
  CAS-BOT-BC136291  Silene douglasii George W. Gillett 1957-8-13 1069 Tehama Brokeoff Mountain. 2743 Comment
  CHSC48267  Silene douglasii var. douglasii Vernon Oswald 1986-7-24 2234 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CHSC92799  Silene gallica John Dittes; Josephine Guardino 2005-4-13 1063 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
  SEINET189217  Silene occidentalis H. M. Evans Tehama Lassen Volcanic National Park ; Drakesbad. 1676 Comment
  CHSC64516  Sisymbrium officinale Vernon H. Oswald; Lowell Ahart 1995-4-10 6641 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the s edge of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  UC845093  Sisyrinchium A. A. Heller 1916-4-20 12328 Tehama 3 mi n of Red Bluff Comment
  CHSC49640  Sisyrinchium elmeri Vernon Oswald 1984-6-19 1299 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  CHSC84306  Smilax californica Lowell Ahart; John Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  UC2031394  Smilax californica Barbara Ertter with Brad Olson 1991-7-4 10239 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
  CDA34752  Solanum americanum L. Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  UCD18359  Solanum parishii A. M. Shapiro 1998-6-19 s.n. Tehama Hwy 162, Grindstone overlook. 487 Comment
  SBBG122908  Solanum rostratum B. Ertter et al. 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake, W of Orland 152 Comment
  JEPS103258  Solanum umbelliferum Lowell Ahart 2002-4-27 9561 Tehama On the side of a wash, on the north side of Road M2, about 50 yards NW of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CAS-BOT-BC58509  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles W of Paynes Creek Comment
  RSA21520  Solanum umbelliferum Carl B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  RSA32742  Solidago canadensis subsp. elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadow. Comment
  UC727115  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama edge Deer Creek Meadows Comment
  CHSC66041  Solidago velutina subsp. californica Vernon H. Oswald; Lowell Ahart 1996-5-6 7515 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On walls by an intermittent stream at this location. 182 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
  SEINET11807869  Sonchus asper Unknown 1982-1 789 Tehama TNC Vina Plains Preserve, where irrigation ditch crosses under Hwy 99, 0.5 km S of Lassen Rd 60 Comment
  CHSC4411  Sorghum halepense 1966-5-14 Tehama Along roadside about 2 mi ne of Corning. Comment
  CHSC64932  Sorghum halepense Vernon H. Oswald; Lowell Ahart 1995-6-13 6871 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. (collected ca. 0.2 mi s of Inks Creek Rd.). 207 Comment
  RSA755197  Sparganium angustifolium subsp. emersum L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16348 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CHSC84358  Sphenosciadium capitellatum Lowell Ahart 2003-8-24 10539 Tehama In a meadow, on both sides of Willow Creek, about 1/2 mile (air) north of Jonesville, about 5 miles (air) northeast of Butte Meadows. 1569 Comment
  CHSC84359  Sphenosciadium capitellatum Lowell Ahart 2003-8-24 10538 Tehama In a meadow, on both sides of Willow Creek, about 1/2 mile (air) north of Jonesville, about 5 miles (air) northeast of Butte Meadows. 1569 Comment
  JEPS108870  Spiraea douglasii Lowell Ahart 2006-7-25 13071 Tehama East side of a large meadow with bogs, about 20 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1564 Comment
  RSA624173  Stachys J. M. Tucker 1959-7-19 3571 Tehama North side of South Yolla Bolly Mountain, upper (south) side of Square Lake. 2119 Comment
  CHSC105910  Stachys ajugoides var. rigida B. Castro; L. P. Janeway 1999-8-22 1034 A Tehama High North Coast Ranges. Unnamed but mapped spring 0.4 mi NW of Govt. Flat and 0.3 mi NE of Uhl Peak. In rocky springy drainage ca 50 ft W of road. 1859 Comment
  CHSC44210  Stachys ajugoides var. rigida Vernon Oswald 1988-7-12 3558 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  UC762452  Stachys pycnantha R. F. Hoover 1940-9-22 4625 Tehama Canyon of South Fork of Battle Creek below Mineral. Comment
  CHSC113020  Stachys rigida var. rigida Lowell Ahart 2013-8-2 18998 Tehama Gravel 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
  UCD126036  Stachys rigida var. rigida John Thomas Howell 1960-8-21 36296 Tehama Between Morgan and Morgan Summit. 1676 Comment
  CAS-BOT-BC181392  Stellaria calycantha P. A. Munz 1951-7-18 16664 Tehama N. slope of N.Yolla Bolly Pk, North Yolla Bolly Mts., line of Tehama -Trinity County 1981 Comment
  CHSC48276  Stellaria crispa Vernon Oswald 1984-6-7 1261 Tehama Calif. Hwy 32, 0.4 mi n-e of the 2nd bridge over Deer Creek. Beside streamlet. 1170 Comment